CN100414115C

CN100414115C - Air charging systems

Info

Publication number: CN100414115C
Application number: CNB021349819A
Authority: CN
Inventors: 王正宗
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-10-18
Filing date: 2002-10-18
Publication date: 2008-08-27
Anticipated expiration: 2022-10-18
Also published as: CN1490529A; CN101317720A; CN101317718A; CN101317720B; CN101317719A; CN101317719B

Abstract

The present invention relates to an air inflating device which comprises an air inflating chamber, an air inflating pump and an air flow converting device, wherein the air inflating pump is connected with the air inflating chamber; the air flow converting device is connected with the air inflating pump, and can be used for converting air flow from the interior of the air inflating chamber to the outside or form the outside to the interior of the air inflating chamber. An electric air pump and the air inflating chamber are combined into integration to form an integral air inflating device. The present invention can be directly inflated to be used as a usable air inflating device, and is convenient in use and carry.

Description

Inflator

Technical field

The present invention relates to a kind of inflator, particularly a kind of inflator that uses electric air pump.

Background technique

Employed inflatable product is varied in people's work at present, the life, as balloon, airbed, water wing or the like.Figure 11 discloses a kind of existing double airbed, comprises fiber surface layer 100, foam layer 200, two plenum chambers 300,400, framework 500 and bottom fiber layers 600.Plenum chamber 300,400, by the inflation of extra electric air pump (not shown), need the user to carry airbed and electric air pump simultaneously, use comparatively inconvenience, particularly send as an envoy to the time spent outside.

Summary of the invention

The purpose of this invention is to provide a kind of inflator that has electric air pump itself, use and carry all very convenient.

To achieve the above object, technological scheme of the present invention is as follows:

A kind of inflator comprises plenum chamber, the gas-filled pump that is connected with plenum chamber, be connected with gas-filled pump can from the plenum chamber to extraneous, from the external world to the plenum chamber in the air-flow conversion equipment that switches of both direction; Described gas-filled pump comprises housing, be installed in the housing motor and by the fan of motor driven; Described housing two ends are provided with suction port and air outlet with staggering; The relative position can regulate of housing and plenum chamber; When housing was positioned at primary importance, suction port communicated with the external world, communicated in air outlet and the plenum chamber; When housing is positioned at the second place, communicate in suction port and the plenum chamber, the air outlet communicates with the external world.

In preferred version of the present invention, described air-flow conversion equipment is one and is connected between the suction port and the external world of gas-filled pump during in primary importance when gas-filled pump, when gas-filled pump connects the air outlet of gas-filled pump and the pipe-line system between the external world during in the second place.

Described housing is provided with two work pores corresponding to an end face in the external world; Housing is provided with two vents corresponding to an end face in the plenum chamber, a vent extends the special key pipe that has to run through housing and stretch out housing, switching tube can around but do not leave this vent and rotate, in rotation process, can cover and be communicated with two work pores respectively; Switching tube also is provided with the lid of an interlock corresponding to an end of another vent, and when switching tube turns to when covering connection work pore, lid turns to and covers this vent.

Described air-flow conversion equipment is the controllable recess that is contained in the switch on the pore and cooperates switch.

Described plenum chamber comprises a body plenum chamber and is located at a pillow plenum chamber of body plenum chamber one end below.

Described plenum chamber comprises the plenum chamber of a plurality of separation.

The plenum chamber of described a plurality of separation can be provided with controllable siphunculus and inflate simultaneously, also can be provided with controllable selector switch and separate inflation.

A kind of inflator comprises plenum chamber, the gas-filled pump that is connected with plenum chamber, be connected with gas-filled pump can from the plenum chamber to extraneous, from the external world to the plenum chamber in the air-flow conversion equipment that switches of both direction; Described gas-filled pump comprises housing, be installed in the housing motor and by the bellows of motor driven; Described housing two ends are provided with suction port and air outlet with staggering; The relative position can regulate of housing and plenum chamber; When housing was positioned at primary importance, suction port communicated with the external world, communicated in air outlet and the plenum chamber; When housing is positioned at the second place, communicate in suction port and the plenum chamber, the air outlet communicates with the external world.

Because adopt above-mentioned structure, electric air pump and plenum chamber combine becomes a complete inflator, directly inflation becomes spendable inflator, uses and carry all to make things convenient for.

Description of drawings

Figure 1A is that first kind of described inflator of mode of execution of the present invention is installed in the stereogram on the inflatable object;

Figure 1B is the stereogram of the described inflator of Figure 1A;

Fig. 1 C is the decomposing schematic representation of the described inflator of Figure 1B;

Schematic representation when Fig. 1 D is the inflation of the described inflator of Figure 1B;

Schematic representation when Fig. 1 E is the venting of the described inflator of Figure 1B;

Schematic perspective view when Fig. 2 A is second kind of mode of execution inflation of the present invention;

Fig. 2 B is the A-A sectional drawing of Fig. 2 A;

Schematic perspective view when Fig. 2 C is the venting of the described inflator of Fig. 2 A;

Schematic perspective view when Fig. 3 A is the third mode of execution inflation of the present invention;

Fig. 3 B is the sectional view of Fig. 3 A;

Schematic perspective view when Fig. 3 C is the venting of the described inflator of Fig. 3 A;

Fig. 3 D is the sectional view of Fig. 3 C;

Fig. 4 A is that the 4th kind of described inflator of mode of execution of the present invention is installed in the stereogram on the airbed;

Fig. 4 B is the stereogram of the described inflator of Fig. 4 A;

Fig. 4 C is the B-B sectional drawing of Fig. 4 B;

Fig. 4 D is the schematic representation of switch when closing among Fig. 4 B;

Fig. 4 E is the schematic representation of switch when opening among Fig. 4 B;

Schematic representation when Fig. 4 F is the inflation of the described inflator of Fig. 4 B;

Fig. 4 G is the schematic representation in occipitalia air chamber when venting of the described airbed of Fig. 4 A;

Fig. 4 H is the schematic representation in occipitalia air chamber when venting of the described airbed of Fig. 4 G;

Fig. 4 I is the schematic representation in occipitalia air chamber when inflation of the another kind of mode of execution of the described airbed of Fig. 4 A;

Fig. 4 J is the schematic representation in occipitalia air chamber when venting of the described airbed of Fig. 4 I;

Fig. 4 K is the schematic representation in occipitalia air chamber when inflation of the third mode of execution of the described airbed of Fig. 4 A;

Schematic representation when Fig. 4 L shows that for the described inflation of Fig. 4 K the occipitalia air chamber of pad is exitted;

Fig. 4 M is the schematic representation in occipitalia air chamber when inflation of the 4th kind of mode of execution of the described airbed of Fig. 4 A;

Fig. 4 N is the schematic representation in occipitalia air chamber when venting of the described airbed of Fig. 4 M;

Fig. 5 A is that the 5th kind of described inflator of mode of execution of the present invention is installed in the stereogram on the airbed;

Fig. 5 B is the stereogram of the described inflator of Fig. 5 A;

Fig. 5 C is the rear view of Fig. 5 B;

Fig. 6 is the generalized section of the 6th kind of described inflator of mode of execution of the present invention;

Fig. 7 A is that the 7th kind of described inflator of mode of execution of the present invention is installed in the stereogram on the inflatable product;

Fig. 7 B is the stereogram of first controller on the described inflator of Fig. 7 A;

Fig. 7 C is the stereogram of second controller on the described inflator of Fig. 7 A;

Fig. 7 D is the generalized section of described first controller of Fig. 7 B for Fig. 7 E;

Fig. 7 F is the control circuit figure of the gas-filled pump of the described inflator of Fig. 7 A;

Fig. 7 G is the circuit diagram of the another kind of mode of execution of control circuit of the described gas-filled pump of Fig. 7 G;

Fig. 8 A is the plan view of the 8th kind of described inflator housing of mode of execution of the present invention;

Fig. 8 B is the plan view that the inflator shown in Fig. 8 A is removed housing;

Fig. 8 C is the worm's eye view of Fig. 8 B;

Fig. 9 A is the 9th kind of described inflator schematic representation of mode of execution of the present invention;

Fig. 9 B is the decomposing schematic representation of the inflator inflated condition described in Fig. 9 A;

Fig. 9 C is the decomposing schematic representation of the inflator halted state described in Fig. 9 A;

Fig. 9 D is the decomposing schematic representation of the inflator deflated state described in Fig. 9 A;

Figure 10 A is the of the present invention ten kind of described inflator schematic representation of mode of execution;

Figure 10 B is the schematic perspective view of the fan of the inflator described in Figure 10 A;

Figure 11 is the decomposing schematic representation of existing airbed;

Embodiment

The present invention is further detailed explanation below in conjunction with drawings and Examples:

Figure 1A to 1E has introduced first kind of mode of execution of the present invention:

Shown in Figure 1A, a kind of inflator comprises that 10, one of plenum chambers are located at inflation pump seat 11 on the plenum chamber 10 and a gas-filled pump 12 that is installed in the inflation pump seat 11;

Shown in Figure 1B and 1C, two end part are provided with two vents 111,112 on the pump seat 13; Gas-filled pump 12 comprises the little three broad in the middle rank tubular shells in two of a horizontal positioned, the unidirectional fan (not drawing among the figure) of motor and motor driven is housed in the housing, make the air stream in the gas-filled pump 12 to flow from right to left, the two-end part of housing corresponding to the position of

vent

111 and 112 stagger 180 the degree be respectively equipped with in reverse direction two work pores 121,122; Gas-filled pump 12 driving fits are inlaid in the pump seat 11, two ends are fixing by positioning

device

13,13 ' respectively, make gas-filled pump 12 only can in showing seat 11, rotate, the position that

positioning device

13,13 ' is gone up corresponding to work pore 121,122 is respectively equipped with pore 131,131 ', and can cover 14,14 ' sealing by gas respectively and cover; The outer surface of gas-filled pump 12 housings is equipped with plectrum 123, can stir gas-filled pump 12 by plectrum 123.

Shown in Fig. 1 D, during inflation, plectrum 123 is allocated to the position of withstanding pump seat 11 forward, at this moment, the work pore 121 on the gas-filled pump 12 communicates with the external world by the pore on the positioning device 13 131 up, and the vent 111 on the pump seat 11 is closed; Work pore 122 on the gas-filled pump 12 communicates down and with vent 112 on the pump seat 11; That is to say, from right to left, in the extraneous housing by the work pore 121 on the pore on the positioning device 13 131, the gas-filled pump, gas-filled pump 12, the work pore 122 on the gas-filled pump, 112 plenum chamber 10 inside of the vent on the pump seat 11 communicate, starting motor and fan, air-flow is shown in arrow among the figure, air flows into the plenum chamber 10 from the external world, plenum chamber 10 inflations.

Shown in Fig. 1 E, during inflation, plectrum 123 is allocated to backward the position of withstanding pump seat 11, at this moment, work pore 121 on the gas-filled pump 12 communicates down and with vent 111 on the pump seat 11, work pore 122 on the gas-filled pump 12 communicates with the external world by the pore 131 ' on the positioning device 13 ' up, and the vent 112 on the pump seat 11 is closed; That is to say, from right to left, the inner housings by the work pore 121 on the vent on the pump seat 11 111, the gas-filled pump, gas-filled pump 12 of plenum chamber 10 are interior, the work pore 122 on the gas-filled pump, the pore 131 ' on the positioning device 13 ' communicate with the external world, starting motor and fan, air-flow is shown in arrow among the figure, air flows to the external world in plenum chamber 10, plenum chamber 10 venting.

Fig. 2 A has introduced second kind of mode of execution of the present invention to 2C;

Shown in Fig. 2 A and 2B, pump seat 25 is provided with a vent 239, and can by gas cover 24 the sealing cover; Vent 239 interior edge faces are connected to main tracheae 238, and main tracheae 238 communicates with the external world by vent 239 but with in the plenum chamber do not communicate, the parallel breathing pipe 236,237 that is provided with on the main tracheae 238, and breathing pipe 236,237 contacts with gas-filled pump 22 driving fits; Gas-filled pump 22 comprises the little three broad in the middle rank tubular shells in two of vertically placing, the unidirectional fan that motor 223 and motor 223 drive is housed in the housing, make the air stream in the gas-filled pump 22 to flow from the top down, the two-end part of housing corresponding to the position of

breathing pipe

236 and 237 stagger 180 the degree be respectively equipped with in reverse direction two work pores 221,222; Stretch out gas-filled pump 22 upper ends and driving fit is inlaid in the pump seat 25, and gas-filled pump 12 only can rotate in pump seat 11; Knob 21 is equipped with in gas-filled pump 22 upper ends, can stir gas-filled pump 12 by turn-knob 21;

During inflation, will rotate 21 positions that are allocated to " INFLATE ", at this moment, the work pore 221 on the gas-filled pump 22 is towards the right side, communicates with the external world thereby communicate with main tracheae 238 by breathing pipe 236; Work pore 222 on the gas-filled pump 22 communicates in a left side and plenum chamber, and the breathing pipe 237 corresponding with the pore 222 of working is closed; That is to say, from top to bottom, in the extraneous housing by the work pore 221 on the vent on the pump seat 25 239, main tracheae 238, breathing pipe 236, the gas-filled pump, gas-filled pump 22, the work pore 222 on the gas-filled pump communicates with plenum chamber inside, activate motor 223 and fan, air-flow is shown in arrow among the figure, air flows into the plenum chamber from the external world, the plenum chamber inflation.

Shown in Fig. 2 C, turn-knob 21 is allocated to the position of " DEFLATE " during venting, at this moment, the work pore 221 on the gas-filled pump 22 communicates in a left side and plenum chamber, and the breathing pipe 236 corresponding with the pore 221 of working is closed; Work pore 222 on the gas-filled pump 22 is towards the right side, communicates with the external world thereby communicate with main tracheae 238 by breathing pipe 237; That is to say, from top to bottom, vent 239 in the housing by the work pore 221 on the gas-filled pump, gas-filled pump 22 in the plenum chamber, on the work pore 222 on the gas-filled pump, breathing pipe 237, main tracheae 238, pump seat 25 communicates with the external world, starting motor 223 and fan, air-flow is shown in arrow among the figure, air flows out extraneous from plenum chamber, the plenum chamber venting.

Fig. 3 A to 3D has introduced the third mode of execution of the present invention:

Shown in Fig. 3 A and 3D, inflator comprises a cavity housing 31, the unidirectional fan that motor 33 and motor 33 drive is housed in the housing 31, makes air stream to flow from the top down, housing 31 is provided with two work pores 311,312 corresponding to an end face in the external world; Work pore 311 is provided with a lid 35; Housing 31 is provided with two vents 313,314 corresponding to an end face in the plenum chamber, vent 314 extends the special key pipe 32 that has to run through housing 31 and stretch out housing 31, switching tube 32 can around but do not leave vent 314 and rotate, in rotation process, can cover and be communicated with

work pore

311 and 312 respectively, switching tube 32 also is provided with the lid 36 of an interlock corresponding to an end of vent 313, when switching tube 32 turned to covering connection work pore 311, lid 36 turned to and covers vent 313;

During inflation, open lid 35, switching tube 32 is turned to the position that covers connection work pore 312, at this moment, extraneous by work pore 311, housing 31 inside, divide two-way to pass through vent 313 again, or communicate with plenum chamber inside by work pore 312, switching tube 32, vent 314, starting motor 223 and fan, air-flow is shown in arrow among the figure, air flows into the plenum chamber from the external world, the plenum chamber inflation;

During venting shown in Fig. 3 C and 3D, switching tube 32 is turned to the position that covers connection work pore 311, at this moment, vent 313 is covered by the lid 36 of interlock, in the plenum chamber by in vent 314, switching tube 32, work pore 311, the housing 31, work pore 312 communicates with the external world, starting motor 33 and fan, air-flow is shown in arrow among the figure, air flows out extraneous from plenum chamber, the plenum chamber venting.

Fig. 4 A to 4F has introduced the 4th year of the present invention mode of execution:

Shown in Fig. 4 A, a kind of airbed comprises a body plenum chamber 41, pillow plenum chamber 42 and is located at the inflator 43 of giving bed

body plenum chamber

41 and 42 inflations of pillow air chamber on the body plenum chamber 41; After 42 inflations of pillow plenum chamber the occipitalia of bed body plenum chamber outer end is risen the formation pillow.

Shown in Fig. 4 B and 4C, gas-filled pump 43 comprises a housing 430, housing 430 is provided with a vent 4301, but the motor 435 of clockwise and anticlockwise and the two-way fan that is driven by motor 435 are housed in the housing 430, and the control switch of motor 435 is located at the outer surface of housing 430; Two breathing pipes that stretch out housing 430 also are housed in the housing 430, the external part of two breathing pipes is respectively the work pore 4302,4302 ' that leads to pillow plenum chamber 42, bed body plenum chamber 41, the other end of breathing pipe also be provided with several with housing 430 in the vent that communicates and can be installed in slide plate 436,436 ' sealing in the breathing pipe, slide plate 436,436 ' is driven by switch 431,431 ' respectively and slides in breathing pipe; Switch 431 is identical with 431 ' structure, therefore, at this moment, we only introduce the structure of switch 431: switch 431 comprises deflating cap 4311, cam 4312, push rod 4312 and the spring 4314 that is installed in housing 430 outer surfaces, cam 4312 is affixed with deflating cap 4311, rotates with deflating cap 4311; Shown in Fig. 4 D and 4E, cam 4312 bottoms are provided with groove 4314, and cam 4312 is inlaid on the push rod 4313 by groove 4314.

During for 42 inflations of pillow plenum chamber, the user opens motor control switch 433 starting motor 435 and fans, simultaneously, the user changes switch 431 by rotating switch cap 4311, cam 4312 rotating as shown in Fig. 4 D with deflating cap 4311, push rod 4313 being depressed as shown in Fig. 4 E by cam 4312, shown in Fig. 4 F, spring 4314 is compressed by push rod 4313, simultaneously, slide plate 436 is pressed towards lower slider, and the air of the Office of Foreign Affairs is by vent 4301, in the housing 430, work pore 4302 is advanced in the pillow plenum chamber 42 by pump, flow as shown in FIG. pillow plenum chamber 42 inflation.

The user opens switch 431 ' can be to 41 inflations of bed body plenum chamber.

Shown in Fig. 4 G, pillow plenum chamber 42 is equipped with in the below, end of bed

body plenum chamber

41, and 42 inflations of pillow plenum chamber are risen the formation occipitalia with bed body plenum chamber 41 ends.Shown in Fig. 4 H, 42 venting of pillow plenum chamber, bed body plenum chamber 41 ends are removed low.The cross section of pillow plenum chamber 42 becomes the V font, guarantees that a bed body plenum chamber is enough flat, makes the existence of the imperceptible pillow plenum chamber 12 of user.

Fig. 4 I and 4J have described the another kind of mode of execution of pillow plenum chamber under the bed body plenum chamber, and pillow 44 comprises the flexible plenum chamber 442 of a cross section triangularity and is contained on the plenum chamber and pinions the elastic brace web 441 of plenum chamber; When plenum chamber 442 inflation, elastic ribbon 441 expansion that is stretched; When plenum chamber 442 venting, elastic ribbon 441 shrinks automatically and plenum chamber 442 is drawn in.

Fig. 4 K and 4L have described the third mode of execution of pillow plenum chamber under the bed body plenum chamber, and pillow 46 comprises that flexible plenum chamber 464, an end are connected the also whole support 463 that withstands plenum chamber 464, are contained on the plenum chamber and pinion the elastic brace web 461 of plenum chamber and be contained in the roller 462 of support 463 the other ends with bed body plenum chamber 47; When plenum chamber 464 inflation, elastic ribbon 461 expansion that is stretched; When plenum chamber 464 venting, elastic ribbon 461 shrinks automatically and plenum chamber 464 is drawn in, plenum chamber 464 pulling supports 463, thus support 463 slides on ground by roller 462 and slides to a body plenum chamber 47 plenum chamber 464 is drawn in.

Fig. 4 M and 4N have described the 4th kind of mode of execution of pillow plenum chamber under the bed body plenum chamber, pillow 48 comprises flexible plenum chamber 481, at whole first support 483 that withstands plenum chamber 464 in plenum chamber 464 bottoms, be contained between plenum chamber 48 and the body plenum chamber 49 and second support 484 that is connected with first support, 483 1 ends and be contained on the support 483,484 and pinion the elastic brace web 482 of plenum chamber 481; Flexible plenum chamber 481 is clipped between the support 483,484; When plenum chamber 481 inflations, elastic ribbon 461 is stretched, and support 483,484 is unfolded; When plenum chamber 481 venting, thereby elastic ribbon 461 shrinks automatically and support 483,484 closes up plenum chamber 464 gatherings.

Fig. 5 A has introduced the 5th kind of mode of execution of the present invention to 5C:

Shown in Fig. 5 A, a kind of airbed comprises a body plenum chamber 51, pillow plenum chamber 52, is located at inflator 53 and the switch type pipe device 54 of giving bed

body plenum chamber

41 and 42 inflations of pillow air chamber on the body plenum chamber 41;

Shown in Fig. 5 B and 5C, the outer surface of inflator 53 is provided with motor control switch 533, vent 531, and internal surface also is provided with an inlet hole 532, and its inflation principle is same as described above.Switch type siphunculus 54 is provided with vent 541,542, vent 541 is communicated with bed body plenum chamber 51, vent 542 is communicated with pillow plenum chamber 52 by a breathing pipe 55, and switch 543 is located at the outer surface of switch type siphunculus 54 and controls connection between the vent 541,542.Open motor control switch 533, starting motor and fan, to 51 inflations of bed body plenum chamber, if open switch 543, vent 541,542 is communicated with, air flows in the pillow plenum chamber 52 by switch type siphunculus 54, breathing pipe 55 from bed body plenum chamber 51, simultaneously also to 52 inflations of pillow plenum chamber.

Fig. 6 has introduced the 6th kind of mode of execution of the present invention; Inflator comprises

plenum chamber

61,62 and gives the gas-filled pump 63 of

plenum chamber

61,62 inflations that gas-filled pump 63 comprises motor 633 and fan; Inflator also comprises a two-way switch, and two-way switch comprises rotor 631 and fixedlys connected with rotor 631 and with the working beam 631 that rotor 631 rotates, corresponding to the position of working

beam air valve

64,65 is housed all on the

fair air chamber

61,62; As shown in the figure, during to plenum chamber 61 inflations, rotate rotor 631, working beam 631 forwards the position of air valve 64 to and depresses and open air valve 64, and starting motor 633 and fan are promptly to plenum chamber 61 inflations.During to plenum chamber 62 inflations, rotate rotor 631, working beam 631 forwards the position of air valve 65 to and depresses and open air valve 65, and starting motor 633 and fan are promptly to plenum chamber 62 inflations.

Fig. 7 A has introduced the 7th kind of mode of execution of the present invention to 7G:

Shown in Fig. 7 A, a kind of inflatable product comprises 711,712,713,714, gas-filled pumps 72 of four plenum chambers, controls second controller that gas-filled pump 72 inflates for plenum chamber 713,714 to first controller 73 and the control gas-filled pump of plenum chamber 711,712 inflations;

Shown in Fig. 7 B, first controller 73 comprises a housing 730, two switches 731,732, the suction tude 733 that is communicated with gas-filled pump 72 and two steam outlet pipes 734,735 that connect with plenum chamber 711,712;

Shown in Fig. 7 C, second controller, 73 structures are identical with first controller 73: comprise a housing 740, two switches 741,742, the suction tude 743 that is communicated with gas-filled pump 72 and two steam outlet pipes 744,755 that connect with plenum chamber 713,714;

Shown in Fig. 7 D, switch 731 is connected with active gage 7311, and one side of switch 731 also is provided with a microswitch, and when switch 731 went to " INFLATE " position, active gage 7311 was depressed and opens vent, microswitch 7312 also being closed as shown in Fig. 7 E.The structure of other switch 732,741,742 is identical with switch 731.Shown in Fig. 7 F, any is closed in the

switch

7312,7322,7412,7422, the relay R closure, and gas-filled pump 72 is corresponding plenum chamber 711,712,713,714 inflations.

Shown in Fig. 7 F, any is closed in the air-break switch 7312 ', 7322 ', 7412 ', 7422 ', pressure switch 75 ' closure, and gas-filled pump 72 is corresponding plenum chamber 711,712,713,714 inflations.

Fig. 8 A to 8C has introduced the 8th kind of mode of execution of the present invention:

Inflator comprises a housing 81; Housing 81 exterior edge faces are provided with a vent 811, and interior edge face is provided with two work pores 812,813, and active gage 83,84 is used for respectively sealing or the work of unlatching pore 812,813; Be provided with motor 82 and the fan that is driven by motor 82 in the housing 81, open celebrating 85,86 and be located at sliding support 87 between the

switch

85,86; Sliding support 87 is provided with two chutes 876,877, and the bearing 872,873 that is fixed on the housing 81 is inlaid in the water chute 876,877, thereby sliding support 87 can be stirred slip by the microtia on microtia on the switch 85 851,852 or the switch 86 861,862; Motor 82 and fan are by two groups of electronic contacts 824,824 ' and 825,825 ' control, electronic contact 824 ', 825 is fixed on the housing 82, electronic contact 824,825 is fixed on the sliding support 87, electronic contact 824,824 ' contact, sliding support 87 slides to the right, electronic contact 824,824 ' contact, motor 82 is just changeing, sliding support 87 slides left, electronic contact 825 ', 825 contacts, motor 82 counter-rotatings.

When inflation, switch 85 goes to " INFLATE ", is connected the active gage 83 that connects with switch 85 and opens, simultaneously, the microtia 851 on the switch 85 is stirred sliding support 87, electronic contact 824,824 ' contact, motor 82 and fan just change, and make air flow to work pore 812 from vent 811.

When venting, switch 85 forwards " DEFLATE " to, the active gage 83 that is connected with switch 85 is opened, simultaneously, microtia 852 on the switch 85 is stirred sliding support 87, electronic contact 825,825 ' contact and electronic contact 824,824 ' separates, motor 82 and fan counter-rotating make air flow to vent 811 from work pore 813.

Equally, when switch 86 forwarded " INFLATE " to, air flowed to work pore 813 from vent 811; When switch 86 went to " DEFLATE ", air flowed to vent 811 from work pore 813.

Fig. 9 A has introduced the 9th kind of mode of execution of the present invention to 9D:

Inflator shown in Fig. 9 A is a kind of inflatable umbrella, and inflatable umbrella comprises a handle 91 and an inflation (flexibility) umbrella handle 92, gas-filled pump is housed in the handle 91 is 92 inflations of inflation umbrella handle; Gas-filled pump comprises nozzle 95, drives the motor 93 of bellows 94 by nozzle 95 for the bellows 94 of umbrella handle 92 inflations, by gear 921, connecting rod 902; Be installed in the ring switch 99 control motors 93 on the handle 91; Ring switch 99 also be equiped with air in first switch 97 that enters of air in the control bellows 94 and the control inflation umbrella handle 92 outflow second switch 96; Be equiped with the control air between bellows 94 and the nozzle 95 and flow into the 3rd switch of inflating the umbrella handle 92 98 from bellows;

The upper-end surface of ring switch 99 and lower end surface are provided with several recess corresponding to the position of the enable switch 931 (normally closed switch) of first switch 97 and second switch 96 and motor 93 with staggering; Shown in Fig. 9 B, during inflation, ring switch 99 goes to certain position, and the recess 991 of ring switch 99 upper-end surfaces is aimed at second switch 96 makes second switch 96 seal; Simultaneously, first switch 97 is backed down in the lower end surface of ring switch 99; And the recess 992 of ring switch 99 lower end surfaces is aimed at motor start switch 931 and is released into enable switch 931; At this moment, motor 93 drives bellows 94 by gear 901 and connecting rod 902, and extraneous air is advanced to inflate in the umbrella handle 92 by pump by first switch 97 and the 3rd switch 98, and airflow direction is shown in arrow among the figure.

If stop inflation, ring switch 99 is gone to the position shown in Fig. 9 C, the recess 991 of ring switch 99 upper-end surfaces is still aimed at second switch 96, makes second switch 96 seal; Simultaneously, another of the lower end surface of ring switch 99 recessed 994 aim at first switch 97, make switch 97 sealings of winning; Stop motor 93 and motor start switch 931 is withstood in ring switch 99 lower end surfaces and close enable switch 931.

If venting goes to the position shown in Fig. 9 D with ring switch 99, second switch 96 is backed down in ring switch 99 upper-end surfaces; The recess 994 of the lower end surface of ring switch 99 is still aimed at first switch 97, makes day pass 97 sealings of winning; Stop motor 93 and motor start switch 931 is still withstood in ring switch 99 lower end surfaces and close startup beginning 931.Automatically flow out by second switch 96 in the inflation umbrella handle 92, airflow direction is shown in arrow among the figure.

Figure 10 A to 10B has introduced the of the present invention ten kind of mode of execution: be a kind of inflatable umbrella, here, the employed gas-filled pump of bellows 94, connecting rod 902, gear 901 and motor 93 that comprises is replaced by another kind of gas-filled pump 150 in the 9th kind of mode of execution; Gas-filled pump 150 comprises a cylindrical shell 151, is installed in the fan 155 in the housing 151 and be contained in motor 154 at housing 151 external drive fans 155 prejudicially; Housing 151 is provided with a suction port 152 that communicates with first switch 97 and an air outlet 153 that communicates with the 3rd switch 158.During work, air, is pumped out in the housing 151 by air outlet 153 by in pump and the housing 151 by suction port 152 again.Being contained in the housing 151 of fan 155 off-centre guaranteed the air pressure to the umbrella inflation effectively.

As known by the technical knowledge, the present invention can realize by other the embodiment that does not break away from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment with regard to each side, all just illustrates, and is not only.All within the scope of the present invention or the change in being equal to scope of the present invention all be included in the invention.

Claims

1. inflator, comprise plenum chamber, gas-filled pump that is connected with plenum chamber and is connected with gas-filled pump can from the plenum chamber to the external world, from the external world to the plenum chamber in the air-flow conversion equipment of both direction switching, it is characterized in that: described gas-filled pump is provided with suction port and air outlet, when the air-flow conversion equipment is positioned at primary importance, the suction port and the external world of gas-filled pump communicate, when the air-flow conversion equipment was positioned at the second place, the air outlet and the external world of gas-filled pump communicated.

2. inflator according to claim 1 is characterized in that described gas-filled pump comprises housing, and described suction port and air outlet are located at the housing two ends with staggering; The relative position can regulate of housing and plenum chamber; When housing was positioned at primary importance, suction port communicated with the external world, communicated in air outlet and the plenum chamber; When housing is positioned at the second place, communicate in suction port and the plenum chamber, the air outlet communicates with the external world.

3. inflator according to claim 1, it is characterized in that described air-flow conversion equipment is one and is connected between the suction port and the external world of gas-filled pump during in primary importance when gas-filled pump, when gas-filled pump connects the air outlet of gas-filled pump and the pipe-line system between the external world during in the second place.

4. inflator according to claim 3 is characterized in that described housing is provided with two work pores corresponding to an end face in the external world; Housing is provided with two vents corresponding to an end face in the plenum chamber, a vent extends the special key pipe that has to run through housing and stretch out housing, switching tube can around but do not leave this vent and rotate, in rotation process, can cover and be communicated with two work pores respectively; Switching tube also is provided with the lid of an interlock corresponding to an end of another vent, and when switching tube turns to when covering connection work pore, lid turns to and covers this vent.

5. according to claim 2 or 3 or 4 described inflators, it is characterized in that being provided with in the described housing motor and by the fan of motor driven.

6. according to claim 2 or 3 or 4 described inflators, it is characterized in that being provided with in the described housing motor and by the bellows of motor driven.