CN103070234A - Waste heat recovering ear-corn drying machine - Google Patents

Waste heat recovering ear-corn drying machine Download PDF

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Publication number
CN103070234A
CN103070234A CN2013100493682A CN201310049368A CN103070234A CN 103070234 A CN103070234 A CN 103070234A CN 2013100493682 A CN2013100493682 A CN 2013100493682A CN 201310049368 A CN201310049368 A CN 201310049368A CN 103070234 A CN103070234 A CN 103070234A
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CN
China
Prior art keywords
casing
heat exchange
moulding
conveying device
exchange box
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Granted
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CN2013100493682A
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Chinese (zh)
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CN103070234B (en
Inventor
王相友
孙传祝
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Shandong University of Technology
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Shandong University of Technology
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/85Food storage or conservation, e.g. cooling or drying
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The invention provides a waste heat recovering ear-corn drying machine, which is characterized in that the chamber of the drying machine is divided into an upper area and a lower area by a partition I; the lower area is divided into three parts by partitions II; the bottom of the middle chamber is provided with an air heater with a blower; a plurality of heat exchange boxes are arranged in the upper area and are communicated with one another by annular air pipes; the heat exchange boxes on the lower part are communicated with the middle of the lower area of the chamber; the heat exchange boxes on the upper part are connected with an induced draft fan mounted at the top of the chamber; a water pump at the top of the chamber is connected with a straight pipe inserted in each heat exchange box by a water pipe which is shaped like a Chinese character 'YUE'; a plurality of conveying devices running under the driving of a driving device are arranged in the chamber; molding link plates of I and II types are hung on a pin shaft extending out of the inner side of a conveying chain at intervals and are arrayed and supported on a guide rail to form a trough material channel; a guide chute is arranged below the tail end of the channel; and a feed inlet and a discharge port are formed at the top and the bottom of the chamber respectively. The waste heat recovering ear-corn drying machine is large in moisture reducing range, good in preheating effect and reliable in working.

Description

Residual heat recovery formula corncob drying machine
Technical field
The invention provides a kind of residual heat recovery formula corncob drying machine, be mainly used in dehydrating just plucking the wet corn fringe rear, that moisture content is higher from maize straw.
Background technology
China is large agricultural country, and particularly the areas such as Shandong, Henan and northeast are the main food producing regions such as corn.Along with the development of aquaculture, the demand of feed increase, the cultivated area of corn progressively enlarges, and output improves year by year.Harvest corn moisture is generally 25%-35%, if there is not good corn drying equipment, will excessively because of moisture, mouldy cause a large amount of losses.Therefore, the peasant is further urgent to the demand of corn dryer, develops precipitation range height, good, the colory corn dryer of uniform drying, and the development that promotes Maize Industry is had great significance.
At present, more existing storehouse formulas and drum-type corn drying machinery on the market, these equipment are to utilize plant equipment corn kernel moisture to be reduced within the scope of safety packaging and storage, to reach the purpose of long preservation, this guarantees that to reducing the post-harvest loss of corn the high yield good harvest of corn is significant.
But existing various corn drying equipment are all for corn kernel is dehydrated.And corncob just plucked from the field after moisture content higher, if adopt the process program of early threshing, rear drying, will cause greatly because of the moisture content of corncob after the threshing percentage of damage of seed higher, can't satisfy needs of production.Therefore, we have developed a kind of continous way corncob drying machine.This machine can carry out drying with the wet corn fringe continuously, and productivity ratio is higher, has therefore applied for national inventing patent, and application number is: 201310046462.2.But, when the heated dry air of this machine is dried to wet corn fringe in the flute profile material channel of conveying device topmost from top to bottom, humidity ratio larger, temperature is also lower, although therefore can carry out preheating to the wet corn fringe, but because air humidity content is excessive, sometimes even may be to the corncob humidification, even its moisture content increases.
Take a broad view of the corn drying Industry, be badly in need of that a kind of drying effect is good, stable work in work, and the residual heat recovery formula corncob drying equipment that can utilize preferably waste heat that the wet corn fringe that just adds in the casing is carried out preheating.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can overcome the existing existing problem of corn drying equipment, precipitation range is large, good, the reliable operation of uniform drying, and can utilize preferably waste heat the wet corn fringe to be carried out the corncob drying equipment of preheating.
Its technical scheme is: comprise casing, transmission device, conveying device, air heater, hair-dryer and air-introduced machine, rectangular box top one end is provided with charging aperture, same end is provided with discharging opening at bottom half, be provided with along its length many conveying devices in the casing, serial number is followed successively by I from top to bottom, II, III ... conveying device comprises the moulding carrier bar, axle, transportation sprocket and chain, two axle horizontals of same conveying device are arranged in casing two ends along its length, article two, the axle two ends all are bearing on the wall of casing, and the axis of axle is perpendicular to the length direction of casing, be installed in the casing top away from the transmission device of charging aperture one end, the external part that the axle that is positioned at transmission device below by each conveying device passes behind the casing wall drives conveyor running step by step, every the axle two ends are equipped with two transportation sprockets near the cabinet wall place, two axles of each conveying device hang with respectively a chain near on two transportation sprockets at inwall place, casing the same side, the identical joint number in the inner interval of the chain pin of two chains of same conveying device to the inside correspondence is stretched out a bearing pin, two kinds of moulding carrier bars of I type and II type include moulding panel and baffle plate, each moulding panel is provided with a plurality of air vents, protrude to a side along the plate face normal direction of moulding panel at the middle part of moulding panel short side direction, the convex surface of two moulding panels outwardly, concave surface inwardly note is combined, and be fixedly connected with along the long limit of two of moulding panel edge, each moulding panel two ends all is fixed with band and hangs the baffle plate in hole, the plate face of baffle plate is vertical with the plate face of moulding panel, and the center line of barrier width direction aligns with the binding face of two moulding panels, hang the hole and be centered close to the midline of barrier width direction, and depart from the center line of length direction, each moulding panel edges at two ends is equipped with the U-shaped groove corresponding to the place, hole of hanging of baffle plate, long limit is all cut perpendicular to the rectangle breach on the long limit of moulding panel by the place, two angles that hole one side is hung near baffle plate in the moulding panel two ends of I type moulding carrier bar, distance between the inner surface of two baffle plates of I type moulding carrier bar equals the distance between the outer surface of two baffle plates of II type moulding carrier bar, two kinds of moulding carrier bars of the I type of conveying device and II type are respectively hung on the bearing pin that two chains in same conveying device stretch out to the inside by the hole of hanging at two ends, the moulding panel array support of each moulding carrier bar is on guide rail and consist of the flute profile material channel, the below of same conveying device two sections flute profile material channel end is equipped with deflector chute, be equipped with guide bar between each deflector chute top and the chain, every conveying device is equipped with the gag lever post that is fixed on the cabinet wall between each axle below the transmission device and cabinet wall, it is characterized in that: be positioned at I, between two conveying devices of II, casing length direction middle part, and horizontally disposed dividing plate I is divided into up and down two zones with casing, be positioned at dividing plate I two ends, and vertically arranged multi-disc dividing plate II is separated into 3 parts with the lower box zone along the casing length direction again discontinuously, the close bottom half that is positioned at transmission device underlay screen II place of mid portion is equipped with the air heater with hair-dryer, junction corresponding to charging aperture underlay screen II and dividing plate I on the perpendicular two side of the axis of mid portion casing and axle is equipped with circular hole, this circular hole top, and on the box bilateral wall between the I conveying device two sections flute profile material channel, also be provided with circular hole, 4 circular holes are by opening down, horizontal segment crosses casing along the width of casing, the two ends mouth of pipe inserts respectively " C " shape airduct UNICOM in dividing plate I and the dividing plate II junction circular hole, on the box bilateral wall and the circular hole between the I conveying device two sections flute profile material channel be in sustained height, and the transportation sprocket place near the transmission device below is provided with circular hole, this circular hole top, and on the box bilateral wall between I conveying device epimere flute profile material channel and the casing top, also be provided with circular hole, 4 circular holes are crossed the air loop duct UNICOM of casing along the width of casing by two sections horizontal segments, between the interior I conveying device two sections flute profile material channel of casing and between the epimere flute profile material channel and casing top of I conveying device, width along casing is evenly arranged a plurality of long limits rectangle heat exchange box parallel with the long limit of casing, each heat exchange box bottom is all near the upper plane of moulding panel, the horizontal segment of " C " shape airduct and air loop duct all passes each heat exchange box along the thickness direction of heat exchange box, " C " shape airduct and air loop duct are positioned on the tube wall of heat exchange box and all have ventilating opening, heat exchange box between I conveying device epimere flute profile material channel and the casing top is near the top of charging aperture one end, be furnished with horizontal segment along the "T"-shaped airduct of the width of casing, the horizontal segment of "T"-shaped airduct corresponding to each heat exchange box place perforate after, by straight airduct from heat exchange box top and heat exchange box UNICOM, after "T"-shaped airduct vertical section up stretches out the casing top, be connected with the air inlet of the air-introduced machine that is installed in close charging aperture place, casing top, heat exchange box is furnished with 3 sections horizontal segments all pass each heat exchange box along the thickness direction of heat exchange box " saying word " shape water pipe near the air loop duct place, after the centre of the shape water pipe of " saying word " and the tube wall lower surface perforate that following two horizontal segments are positioned at heat exchange box, all with the straight water pipe UNICOM that is inserted into vertically downward the heat exchange box bottom, the top horizontal segment middle part of " saying word " shape water pipe is connected with the water inlet of the water pump that is installed in close transmission device one end in casing top.
Described residual heat recovery formula corncob drying machine, casing is provided with heat-insulation layer.
The present invention is on 201310046462.2 the patented technology basis at application number, in rectangular box, be provided with along its length many conveying devices, serial number is followed successively by I, II, III from top to bottom ... two axle horizontals of same conveying device are arranged in casing two ends along its length, article two, the axle two ends all are bearing on the wall of casing, and the axis of axle is perpendicular to the length direction of casing; Casing top one end is provided with charging aperture, and same end is provided with discharging opening at bottom half; Be installed in the casing top away from the transmission device of charging aperture one end, the external part that the axle that is positioned at transmission device below by each conveying device passes behind the casing wall drives conveyor running step by step; Every the axle two ends are equipped with two transportation sprockets near the cabinet wall place, two axles of each conveying device hang with respectively a chain near on two transportation sprockets at inwall place, casing the same side, and the identical joint number in the inner interval of the chain pin of two chains of same conveying device to the inside correspondence is stretched out a bearing pin.Protrude to a side along the plate face normal direction of moulding panel at the middle part that is provided with each moulding panel short side direction of the I type of a plurality of air vents and two kinds of moulding carrier bars of II type, the convex surface of two moulding panels outwardly, concave surface inwardly note be combined, and be fixedly connected with along the long limit of two of moulding panel edge; Each moulding panel two ends all is fixed with band and hangs the baffle plate in hole, and the plate face of baffle plate center line vertical with the plate face of moulding panel and the barrier width direction aligns with the binding face of two moulding panels; Hang the hole and be centered close to the midline of barrier width direction, and depart from the center line of length direction; Each moulding panel edges at two ends is equipped with the U-shaped groove corresponding to the place, hole of hanging of baffle plate, and long limit is all cut perpendicular to the rectangle breach on the long limit of moulding panel by the place, two angles that hole one side is hung near baffle plate in the moulding panel two ends of I type moulding carrier bar; Distance between the inner surface of two baffle plates of I type moulding carrier bar equals the distance between the outer surface of two baffle plates of II type moulding carrier bar.Two kinds of moulding carrier bars of the I type of conveying device and II type are respectively hung on the bearing pin that two chains in same conveying device stretch out to the inside by the hole of hanging at two ends, and the moulding panel array support of each moulding carrier bar is on guide rail and consist of the flute profile material channel; The below of same conveying device two sections flute profile material channel end is equipped with deflector chute, continues dry so that directing material enters following flute profile material channel; Be equipped with guide bar between each deflector chute top and the chain, every conveying device is equipped with the gag lever post that is fixed on the cabinet wall between each axle below the transmission device and cabinet wall, so that guiding moulding carrier bar is successfully finished commutation at the transportation sprocket place.Between I, two conveying devices of II, casing length direction middle part, and two zones about horizontally disposed dividing plate I is divided into casing are positioned at dividing plate I two ends and vertically arranged multi-disc dividing plate II is separated into 3 parts with the lower box zone along the casing length direction again discontinuously; Mid portion is equipped with air heater near the bottom half that is positioned at transmission device underlay screen II place, and hair-dryer is blown into the laggard mid portion that enters the casing lower area of air heater heating with normal temperature air; Junction corresponding to charging aperture underlay screen II and dividing plate I on the perpendicular two side of the axis of mid portion casing and axle is equipped with circular hole, this circular hole top and on the box bilateral wall between the I conveying device two sections flute profile material channel, also be provided with circular hole, 4 circular holes by opening down, horizontal segment along the width of casing cross casing, the two ends mouth of pipe inserts respectively " C " shape airduct UNICOM in dividing plate I and the dividing plate II junction circular hole; On the box bilateral wall and the circular hole between the I conveying device two sections flute profile material channel be in sustained height, and the transportation sprocket place near the transmission device below is provided with circular hole, this circular hole top and on the box bilateral wall between I conveying device epimere flute profile material channel and the casing top, also be provided with circular hole, 4 circular holes are crossed the air loop duct UNICOM of casing along the width of casing by two sections horizontal segments; Between the interior I conveying device two sections flute profile material channel of casing and between the epimere flute profile material channel and casing top of I conveying device, width along casing is evenly arranged a plurality of long limits rectangle heat exchange box parallel with the long limit of casing, and each heat exchange box bottom is all near the upper plane of moulding panel; The horizontal segment of " C " shape airduct and air loop duct all passes each heat exchange box along the thickness direction of heat exchange box, and " C " shape airduct and air loop duct are positioned on the tube wall of heat exchange box and all have ventilating opening; Heat exchange box between I conveying device epimere flute profile material channel and the casing top is near the top of charging aperture one end, be furnished with horizontal segment along the "T"-shaped airduct of the width of casing, the horizontal segment of "T"-shaped airduct corresponding to each heat exchange box place perforate after, by straight airduct from heat exchange box top and heat exchange box UNICOM, after "T"-shaped airduct vertical section up stretches out the casing top, be connected with the air inlet of the air-introduced machine that is installed in close charging aperture place, casing top.Heat exchange box is furnished with 3 sections horizontal segments all pass each heat exchange box along the thickness direction of heat exchange box " saying word " shape water pipe near the air loop duct place, after the centre of the shape water pipe of " saying word " and the tube wall lower surface perforate that following two horizontal segments are positioned at heat exchange box, all with the straight water pipe UNICOM that is inserted into vertically downward the heat exchange box bottom; The top horizontal segment middle part of the shape water pipe of " saying word " is connected with the water inlet of the water pump that is installed in close transmission device one end in casing top.
Its operation principle is: after normal temperature air is blown into the air heater heating by hair-dryer, has hot-air certain pressure, that water capacity is lower, that the temperature height is adjustable, mid portion bottom through the lower box zone enters casing near dividing plate II place, then pass from right to left, from top to bottom the flute profile material channel that is consisted of by the moulding carrier bar that is provided with a plurality of air vents, and be fed to successively each position of casing mid portion.Horizontally disposed dividing plate I and vertical, be interrupted the multi-disc dividing plate II of arranging and cut off up and down contacting between two zones and between the mid portion of lower area and left and right sides two parts of casing, avoided hot-air enter upper area and lower area about two parts, pass through about only allowing the flute profile material channel in lower area.
Because hot-air has only been supplied with the mid portion of casing, the ability absorbing heat dehydrated when corncob only ran to zone line along with the flute profile material channel, and then stopped heating is implemented tempering in the zone at two ends.Therefore, what this drying machine adopted is the optimization drying program of " heating-tempering-heating-tempering ", has effectively improved drying effect.When corncob was delivered to the deflector chute place of flute profile material channel end together in company with the moulding carrier bar, because of before guide rail ends at deflector chute, the moulding carrier bar lost suddenly supporting and overturns, corncob thereupon along deflector chute fall continue in the hypomere flute profile material channel dry.Corncob is stirred by force during blanking, has upset original putting in order between the corncob, thereby has improved dry uniformity.After finishing blanking, the moulding carrier bar is under the guiding of guide bar, and a long limit of the baffle plate support of moulding carrier bar is on the wheel hub of transportation sprocket and along with transportation sprocket rotates forward successively.After each moulding carrier bar runs to the sprocket wheel place commutation of charging aperture below, support is arranged in the flute profile material channel at guide rail again, accept the corncob that falls from top deflector chute and proceed to dehydrate, or accept the wet corn fringe that has just been added by charging aperture and carry out preheating.When each moulding carrier bar runs to the transportation sprocket place commutation of transmission device below, during beginning because the center of gravity of moulding carrier bar is positioned at a side near axle with respect to the Kong Eryan that hangs of baffle plate, so a long limit of moulding carrier bar baffle plate at first support on the wheel hub of transportation sprocket, rotate forward; When the moulding carrier bar runs to the Kong Eryan that hangs with respect to baffle plate, when the center of gravity of moulding carrier bar is positioned at away from axle, namely near cabinet wall one side, the bearing pin that the moulding carrier bar just automatically stretches out around chain rotates edge, long limit support to the moulding panel on gag lever post, and along with transportation sprocket rotates forward successively, thereby the movement interference problem of moulding carrier bar guarantees that equipment is reliable before and after effectively having solved.
Hot-air pass from top to bottom material bed after, because heat having been passed to corncob temperature is reduced gradually, because having taken away the moisture in the corncob water capacity is increased gradually.This equipment makes hot-air after the mid portion of lower area is finished drying to corncob, junction from upper left corner charging aperture underlay screen II and dividing plate I, warp " C " shape airduct enters each heat exchange box between I conveying device two sections flute profile material channel, enter the epimere flute profile material channel of I conveying device and the heat exchange box between the casing top through air loop duct again, waste heat is passed to wet corn fringe between each heat exchange box, discharged outside the casing by the air-introduced machine that is installed in the casing top finally by "T"-shaped airduct.Therefore, when just having joined wet corn fringe in the casing and entering in the flute profile material channel that is consisted of by the top conveying device, be along with the moulding carrier bar moves forward from the space between each heat exchange box.Like this, the air that heat exchange the temperature inside the box is lower, water capacity is larger both can carry out preheating to the wet corn fringe, did not directly contact again the wet corn fringe, thus effectively avoided the larger air of water capacity with moisture transmission to corncob.Along with corncob gradually down, the moisture content of corncob self is more and more lower, the water capacity of the hot-air that touches is more and more lower, and the temperature of hot-air is more and more higher, therefore is conducive to further remove the residual moisture in the corncob.After the hot-air dewatering drying, when reaching requirement, the moisture content of corncob flows out from discharging opening.And the hot-air of finishing after dry and the preheating has become the waste gas that temperature is lower, water capacity is larger, is discharged outside the casing by the air-introduced machine that is installed in the casing top at last.In addition, when the air that water capacity is larger flows through heat exchange box, because the wet corn fringe temperature outside the heat exchange box is lower, therefore will forms condensed water and be gathered in the heat exchange box bottom.When water level reaches setting height, water pump will start draining automatically; When being lower than setting height, the water pump autostop.
The present invention compared with prior art adopts the process program of first drying, rear threshing to the wet corn fringe after plucking, and has thoroughly solved the higher problem of seed damage rate that causes by directly the wet corn fringe being carried out threshing; Be dried to final stage because temperature is lower, water capacity is larger air when the wet corn fringe is carried out preheating, is not direct contact corncob, effectively avoided the larger air of water capacity with moisture transmission to corncob; Owing to adopt the moulding link plate structure, greatly improved its rigidity, thoroughly solved the problem that comes off that shortens and cause owing to transporting chain plate flexural deformation, length, can satisfy the conveying needs of corncob fully, thereby guarantee that equipment normally moves.
Description of drawings
Fig. 1 is the structure principle chart of the embodiment of the invention.
Fig. 2 is the local amplification view of I embodiment illustrated in fig. 1.
Fig. 3 is the local amplification view of II embodiment illustrated in fig. 1.
Fig. 4 is the local amplification view of III embodiment illustrated in fig. 1.
Fig. 5 is that A-A cutaway view embodiment illustrated in fig. 1 removes transmission device.
Fig. 6 is that B-B cutaway view embodiment illustrated in fig. 1 removes air-introduced machine and charging aperture.
Fig. 7 is that D embodiment illustrated in fig. 1 is to partial view.
Fig. 8 is " C " embodiment illustrated in fig. 1 shape air duct structure sketch.
Fig. 9 is " saying word " embodiment illustrated in fig. 1 shape water pipe structure sketch.
Figure 10 is the front elevation of I type transporting chain plate embodiment illustrated in fig. 1.
Figure 11 is the front elevation of II type transporting chain plate embodiment illustrated in fig. 1.
Figure 12 is the E-E cutaway view of transporting chain plate embodiment illustrated in fig. 1.
The specific embodiment
1, casing 2, transmission device 3, air heater 4, hair-dryer 5, air-introduced machine 6, charging aperture 7, discharging opening 8, axle 9, transportation sprocket 10, chain 11, bearing pin 12, moulding panel 13, baffle plate 14, air vent 15, hang hole 16, guide rail 17, deflector chute 18, guide bar 19, gag lever post 20, dividing plate I 21, dividing plate II 22, " C " shape airduct 23, air loop duct 24, heat exchange box 25, "T"-shaped airduct 26, straight airduct 27, the shape water pipe 28 of " saying word ", straight water pipe 29, water pump 30, heat-insulation layer.
In the embodiment shown in Fig. 1 ~ 12: rectangular box 1 top one end is provided with charging aperture 6, and same end is provided with discharging opening 7 in casing 1 bottom.Be provided with along its length 4 conveying devices in the casing 1, serial number is followed successively by I, II, III, IV from top to bottom, two axles 8 of same conveying device are horizontally disposed at casing 1 two ends along its length, article two, axle 8 two ends all are bearing on the wall of casing 1, and the axis of axle 8 is perpendicular to the length direction of casing 1; Be installed in casing 1 top away from the transmission device 2 of charging aperture 6 one ends, the external part that the axle 8 that is positioned at transmission device 2 belows by each conveying device passes behind casing 1 wall drives conveyor running step by step; Every axle 8 two ends are equipped with two transportation sprockets 9 near casing 1 inwall place, two axles 8 of each conveying device hang with respectively a chain 10 near on two transportation sprockets 9 at inwall place, casing 1 the same side, and 4 chain links in the inner interval of the chain pin of two chains 10 of same conveying device to the inside correspondence stretch out a bearing pin 11.Protrude to a side along the plate face normal direction of moulding panel 12 at the middle part that is provided with each moulding panel 12 short side direction of the I type of a plurality of air vents 14 and two kinds of moulding carrier bars of II type, the convex surface of two moulding panels 12 outwardly, concave surface inwardly note be combined, and be fixedly connected with along the long limit of two of moulding panel 12 edge; Each moulding panel 12 two ends all is fixed with band and hangs the baffle plate 13 in hole 15, and the plate face of baffle plate 13 center line vertical with the plate face of moulding panel 12 and baffle plate 13 widths aligns with the binding face of two moulding panels 12; Hang hole 15 and be centered close to the midline of baffle plate 13 widths, and depart from the center line of length direction; Each moulding panel 12 edges at two ends is equipped with the U-shaped groove corresponding to 15 places, hole of hanging of baffle plate 13, and long limit is all cut perpendicular to the rectangle breach on moulding panel 12 long limits by the place, two angles that hole 15 1 sides are hung near baffle plate 13 in moulding panel 12 two ends of I type moulding carrier bar; Distance between the inner surface of two baffle plates 13 of I type moulding carrier bar equals the distance between the outer surface of two baffle plates 13 of II type moulding carrier bar.Two kinds of moulding carrier bars of the I type of conveying device and II type are respectively hung on the bearing pin 11 that two chains 10 in same conveying device stretch out to the inside by the hole 15 of hanging at two ends, and the moulding panel 12 of each moulding carrier bar is arranged supports on guide rail 16 and consisted of the flute profile material channel; The below of same conveying device two sections flute profile material channel end is equipped with deflector chute 17, continues dry so that directing material enters following flute profile material channel; Be equipped with guide bar 18 between each deflector chute 17 top and the chain 10, every conveying device is equipped with the gag lever post 19 that is fixed on casing 1 inwall between each axle 8 below the transmission device 2 and casing 1 inwall, so that guiding moulding carrier bar is successfully finished commutation at transportation sprocket 9 places.Between I, two conveying devices of II, casing 1 length direction middle part, and two zones about horizontally disposed dividing plate I 20 is divided into casing 1 are positioned at dividing plate I 20 two ends and vertically arranged 14 dividing plate II 21 are separated into 3 parts with casing 1 lower area along casing 1 length direction again discontinuously; Mid portion is equipped with air heater 3 near casing 1 bottom that is positioned at transmission device 2 underlay screen II 21 places, and hair-dryer 4 is blown into the laggard mid portion that enters the casing lower area of air heater 3 heating with normal temperature air; Junction corresponding to charging aperture 6 underlay screen II 21 and dividing plate I 20 on the perpendicular two side of mid portion casing 1 and the axis of axle 8 is equipped with circular hole, this circular hole top and on casing 1 two side between the I conveying device two sections flute profile material channel, also be provided with circular hole, 4 circular holes cross casing 1, the two ends mouth of pipe by opening down, horizontal segment along the width of casing 1 and insert respectively " C " shape airduct 22 UNICOMs in dividing plate I 20 and the dividing plate II 21 junction circular holes; On casing 1 two side and the circular hole between the I conveying device two sections flute profile material channel be in sustained height, and transportation sprocket 9 places near transmission device 2 belows are provided with circular hole, this circular hole top and on casing 1 two side between I conveying device epimere flute profile material channel and casing 1 top, also be provided with circular hole, 4 circular holes are crossed air loop duct 23 UNICOMs of casing 1 along the width of casing 1 by two sections horizontal segments; Between the casing 1 interior I conveying device two sections flute profile material channel and between the epimere flute profile material channel and casing 1 top of I conveying device, width along casing 1 respectively is evenly arranged 10 long limits rectangle heat exchange box 24 parallel with the long limit of casing 1, and each heat exchange box 24 bottom is all near the upper plane of moulding panel 12; The horizontal segment of " C " shape airduct 22 and air loop duct 23 all passes each heat exchange box 24 along the thickness direction of heat exchange box 24, and " C " shape airduct 22 and air loop duct 23 are positioned on the tube wall of heat exchange box 24 and all have ventilating opening; Heat exchange box 24 between I conveying device epimere flute profile material channel and casing 1 top is near the top of charging aperture 6 one ends, be furnished with horizontal segment along the "T"-shaped airduct 25 of the width of casing 1, the horizontal segment of "T"-shaped airduct 25 corresponding to each heat exchange box 24 places perforate after, by 10 straight airducts 26 from heat exchange box 24 tops and heat exchange box 24 UNICOMs, after "T"-shaped airduct 25 vertical section up stretches out casing 1 top, be connected with the air inlet of the air-introduced machine 5 that is installed in close charging aperture 6 places, casing 1 top.Heat exchange box 24 is furnished with 3 sections horizontal segments all pass each heat exchange box 24 along the thickness direction of heat exchange box 24 " saying word " shape water pipe 27 near air loop duct 23 places, after the centre of the shape water pipe 27 of " saying word " and the tube wall lower surface perforate that following two horizontal segments are positioned at heat exchange box 24, all with 10 straight water pipe 28 UNICOMs that are inserted into vertically downward heat exchange box 24 bottoms; The top horizontal segment middle part of the shape water pipe 27 of " saying word " is connected with the water inlet of the water pump 29 that is installed in close transmission device 2 one ends in casing 1 top.

Claims (2)

1. residual heat recovery formula corncob drying machine, comprise casing (1), transmission device (2), conveying device, air heater (3), hair-dryer (4) and air-introduced machine (5), rectangular box (1) top one end is provided with charging aperture (6), same end is provided with discharging opening (7) in casing (1) bottom, casing is provided with many conveying devices in (1) along its length, serial number is followed successively by I from top to bottom, II, III ... conveying device comprises the moulding carrier bar, axle (8), transportation sprocket (9) and chain (10), two axles (8) of same conveying device are horizontally disposed at casing (1) two ends along its length, article two, axle (8) two ends all are bearing on the wall of casing (1), and the axis of axle (8) is perpendicular to the length direction of casing (1), be installed in casing (1) top away from the transmission device (2) of charging aperture (6) one ends, the external part that the axle (8) that is positioned at transmission device (2) below by each conveying device passes behind casing (1) wall drives conveyor running step by step, every axle (8) two ends are equipped with two transportation sprockets (9) near casing (1) inwall place, two axles (8) of each conveying device hang with respectively a chain (10) near on two transportation sprockets (9) at inwall place, casing (1) the same side, the identical joint number in the inner interval of the chain pin of two chains (10) of same conveying device to the inside correspondence is stretched out a bearing pin (11), two kinds of moulding carrier bars of I type and II type include moulding panel (12) and baffle plate (13), each moulding panel (12) is provided with a plurality of air vents (14), protrude to a side along the plate face normal direction of moulding panel (12) at the middle part of moulding panel (12) short side direction, the convex surface of two moulding panels (12) outwardly, concave surface inwardly note is combined, and be fixedly connected with along the long limit of two of moulding panel (12) edge, each moulding panel (12) two ends all is fixed with band and hangs the baffle plate (13) of hole (15), the plate face of baffle plate (13) is vertical with the plate face of moulding panel (12), and the center line of baffle plate (13) width aligns with the binding face of two moulding panels (12), hang hole (15) and be centered close to the midline of baffle plate (13) width, and depart from the center line of length direction, each moulding panel (12) edges at two ends locates to be equipped with the U-shaped groove corresponding to the hole (15) of hanging of baffle plate (13), long limit is all cut perpendicular to the rectangle breach on the long limit of moulding panel (12) by the place, two angles that hole (15) one sides are hung near baffle plate (13) in moulding panel (12) two ends of I type moulding carrier bar, distance between the inner surface of two baffle plates (13) of I type moulding carrier bar equals the distance between the outer surface of two baffle plates (13) of II type moulding carrier bar, two kinds of moulding carrier bars of the I type of conveying device and II type are respectively hung on the bearing pin (11) that two chains (10) in same conveying device stretch out to the inside by the hole (15) of hanging at two ends, the moulding panel (12) of each moulding carrier bar is arranged support and is upward consisted of the flute profile material channel at guide rail (16), the below of same conveying device two sections flute profile material channel end is equipped with deflector chute (17), be equipped with guide bar (18) between each deflector chute (17) top and the chain (10), every conveying device is positioned between each axle (8) of transmission device (2) below and casing (1) inwall and is equipped with the gag lever post (19) that is fixed on casing (1) inwall, it is characterized in that: be positioned at I, between two conveying devices of II, casing (1) length direction middle part, and horizontally disposed dividing plate I (20) is divided into up and down two zones with casing (1), be positioned at dividing plate I (20) two ends, and vertically arranged multi-disc dividing plate II (21) is separated into 3 parts with casing (1) lower area along casing (1) length direction again discontinuously, mid portion is near the air heater (3) that is positioned at casing (1) bottom that transmission device (2) underlay screen II (21) locates and is equipped with band hair-dryer (4), junction corresponding to charging aperture (6) underlay screen II (21) and dividing plate I (20) on the perpendicular two side of the axis of mid portion casing (1) and axle (8) is equipped with circular hole, this circular hole top, and on casing (1) two side between the I conveying device two sections flute profile material channel, also be provided with circular hole, 4 circular holes are by opening down, horizontal segment crosses casing (1) along the width of casing (1), the two ends mouth of pipe inserts respectively " C " shape airduct (22) UNICOM in dividing plate I (20) and dividing plate II (21) the junction circular hole, on casing (1) two side and the circular hole between the I conveying device two sections flute profile material channel be in sustained height, and the transportation sprocket (9) near transmission device (2) below locates to be provided with circular hole, this circular hole top, and be positioned on casing (1) two side between I conveying device epimere flute profile material channel and casing (1) top and also be provided with circular hole, 4 circular holes are crossed air loop duct (23) UNICOM of casing (1) along the width of casing (1) by two sections horizontal segments, between the interior I conveying device two sections flute profile material channel of casing (1) and between the epimere flute profile material channel and casing (1) top of I conveying device, width along casing (1) is evenly arranged a plurality of long limits rectangle heat exchange box (24) parallel with the long limit of casing (1), each heat exchange box (24) bottom is all near the upper plane of moulding panel (12), the horizontal segment of " C " shape airduct (22) and air loop duct (23) all passes each heat exchange box (24) along the thickness direction of heat exchange box (24), " C " shape airduct (22) and air loop duct (23) are positioned on the tube wall of heat exchange box (24) and all have ventilating opening, heat exchange box (24) between I conveying device epimere flute profile material channel and casing (1) top is near the top of charging aperture (6) one ends, be furnished with horizontal segment along the "T"-shaped airduct (25) of the width of casing (1), after the horizontal segment of "T"-shaped airduct (25) is located perforate corresponding to each heat exchange box (24), by straight airduct (26) from heat exchange box (24) top and heat exchange box (24) UNICOM, after "T"-shaped airduct (25) vertical section up stretches out casing (1) top, be connected with the air inlet that is installed in the air-introduced machine (5) of locating near charging aperture (6) at casing (1) top, heat exchange box (24) locates to be furnished with 3 sections horizontal segments all pass each heat exchange box (24) along the thickness direction of heat exchange box (24) " saying word " shape water pipe (27) near air loop duct (23), after the centre of the shape water pipe (27) of " saying word " and the tube wall lower surface perforate that following two horizontal segments are positioned at heat exchange box (24), all with straight water pipe (28) UNICOM that is inserted into vertically downward heat exchange box (24) bottom, the top horizontal segment middle part of " saying word " shape water pipe (27) is connected with the water inlet of the water pump (29) that is installed in close transmission device (2) one ends in casing (1) top.
2. residual heat recovery formula corncob drying machine as claimed in claim 1, it is characterized in that: casing (1) is provided with heat-insulation layer (30).
CN2013100493682A 2013-02-07 2013-02-07 Waste heat recovering ear-corn drying machine Expired - Fee Related CN103070234B (en)

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Publication number Priority date Publication date Assignee Title
CN105659044A (en) * 2013-10-30 2016-06-08 韩国技术有限公司 Apparatus for drying coal using reheat steam
CN109900102A (en) * 2019-04-04 2019-06-18 湖南郴州粮油机械有限公司 Stage drying equipment

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CN102692117A (en) * 2012-06-17 2012-09-26 甘肃省机械科学研究院 Corn seed and cluster drying device
CN202501715U (en) * 2012-01-17 2012-10-24 郑州维森木材有限公司 Drying device

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Publication number Priority date Publication date Assignee Title
US4139952A (en) * 1976-06-30 1979-02-20 Ciba-Geigy Corporation Apparatus and method for drying seed corn by burning cobs
US4142302A (en) * 1977-03-16 1979-03-06 Primus David R Multiple bin heat recycled grain drying
CN1689416A (en) * 2004-04-29 2005-11-02 山东理工大学 Far infrared unit for dewatering vegetable
CN101744046A (en) * 2010-01-20 2010-06-23 华南农业大学 High humidity grain dryer
CN201653100U (en) * 2010-03-31 2010-11-24 王文民 Multilayer support plate foldback type dryer
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CN105659044A (en) * 2013-10-30 2016-06-08 韩国技术有限公司 Apparatus for drying coal using reheat steam
CN109900102A (en) * 2019-04-04 2019-06-18 湖南郴州粮油机械有限公司 Stage drying equipment
CN109900102B (en) * 2019-04-04 2024-01-23 湖南郴州粮油机械有限公司 Sectional drying equipment

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