CN104048084A - Pressure-regulating valve - Google Patents
Pressure-regulating valve Download PDFInfo
- Publication number
- CN104048084A CN104048084A CN201410094356.6A CN201410094356A CN104048084A CN 104048084 A CN104048084 A CN 104048084A CN 201410094356 A CN201410094356 A CN 201410094356A CN 104048084 A CN104048084 A CN 104048084A
- Authority
- CN
- China
- Prior art keywords
- intercept
- spring
- pressure regulator
- pressure
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
- G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
- G05D16/0655—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using one spring-loaded membrane
- G05D16/0661—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using one spring-loaded membrane characterised by the loading mechanisms of the membrane
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
Abstract
The invention relates to a pressure-regulating valve (1). The pressure-regulating valve is provided with a pressure-regulating device (2) by means of which a movable control element (23) presses against a valve element (13).The pressure-regulating device (2) comprises a one-piece elastic unit (38) formed by a spring section (42) playing a role as a tension spring and a threaded bushing. A regulating element (37) acting upon the control element (23) is screwed into the threaded bushing (36).
Description
Technical field
The present invention relates to a kind of pressure regulator valve, its band is useful on and applies adjustable pressure to about valve chest pressure regulator on control unit (Stellglied) movably in the axial direction of main axis, suitable driving ground (antriebsmaessig) acting in conjunction of control unit and valve element or formation valve element, wherein, pressure regulator effect aptly (wirkungsmaessig) is attached between (eingliedern) valve chest and control unit and has by spring, threaded bushing and in the axial direction of main axis adjustable ground be screwed into the series connection that regulating element (Einstellglied) in threaded bushing forms.
Background technique
Be designed to the pressure regulator valve of pressure regulator valve (Druckregelventil) by known one in file DE 10002752 Cl, utilize it hydrodynamic pressure in the outlet port in valve chest of the pressure medium in ingress input can be adjusted in desirable force value controllably.Such pressure regulator valve is mainly used in the scope of the service equipment of preparing for pressurized air.About valve chest movably valve element bear voltage regulation function, the position of valve element by the power existing at control unit place movably poor (its from the fluid force being produced by the pressure medium that is present in outlet port and the mechanical pressure that can regulate changeably by pressure regulator relatively draw) preset.Pressure is produced by pressure spring, pressure spring is applied on the one hand on control unit and is supported on the other hand threaded bushing place, threaded bushing and regulating element are in being threadedly engaged with, and regulating element is being supported on encirclement spring housing place pressure spring and that be fixed on valve chest place aspect it.This pressure regulator of working reliably has baroque shortcoming, and it is with many members and corresponding high manufacture and assembly cost.
Summary of the invention
The object of the invention is to take measures, its in the reliable situation of working method, make more simply and the more cost of pressure regulator favourable be constructed to possibility.
In order to realize this object, the feature mentioned with beginning is associated and is arranged to, threaded bushing and spring are unified into the Flexible element of single type, wherein, the spring intercept of the formation spring of Flexible element is pressed and is applied on control unit with the pulling force of spring intercept as the draught spring regulating element that is arranged between threaded bushing and valve chest and be screwed in threaded bushing that works.
The pressure being applied on control unit using which provides by the spring intercept working as draught spring also with the Flexible element of the single type of threaded bushing simultaneously.Spring intercept draws and establishes female threaded bushing towards control unit in desired pressure-acting direction, wherein, with outside thread be screwed into threaded bushing regulating element the power working in this as pressure is delivered on control unit.Therefore can cancel in the prior art and also force essential spring housing in order to support regulating element, this has reduced the quantity of member and has been conducive to reduce manufactures and assembly cost.Assembling is also simplified thus, and the spring intercept working as draught spring is assembled into the Flexible element of single type together with threaded bushing, and the manipulation of these parts in the time of assembling is restricted on unique member.The pressure of Loading Control element can change by rotation regulating element, regulating element when rotated due to screwed joint with respect to threaded bushing axially at a direction or other direction superior displacement, the pretightening force of the spring intercept that changes thus tractive and work.Different pressure regulation ranges can be preset by the elasticity of selecting spring intercept.Multiple Flexible elements that distinguish each other in the elasticity of its elasticity intercept can be provided, and it is optionally applied, with provide with the pressure regulator valve of different work or regulation range for.
Particularly advantageously observe the present invention with pressure regulator valve, it is designed to pressure regulator valve and allows to controllably be adjusted in the second pressure existing in secondary channel with being associated.Such pressure regulator valve is preferably configured to service equipment, and its pressurized air being used in compressed air network is prepared.
Be pressure-limit valve according to another favourable way of realization of pressure regulator valve of the present invention, it also can be described as excess pressure valve.The hydrodynamic pressure existing in fluid passage can be restricted in maximum value by means of it, with the infringement that prevents from being caused by overvoltage.
Favourable improvement project of the present invention is drawn by dependent claims.
In the time that the Flexible element of single type is constructed integratedly, can make manufacture cost reduce with another factor.In the time manufacturing Flexible element, engaging process consuming time becomes unnecessary.Be embodied as the member that formed by metal, be especially regarded as particularly advantageous for rushing curved (Stanzbiegeteil).
Flexible element comprises two the first and second axial end portion intercepts respect to one another aptly, first end intercept wherein has first fixed interface at the valve chest place for being fixed on pressure regulator valve, and wherein, threaded bushing is arranged in the second end intercept place.Functional spring intercept with draught spring extends between threaded bushing and fixed interface.
Preferably, Flexible element has the wall intercept of dish type at the second end intercept place, is arranged in center and spring intercept is connected to its outer rim place at its place's threaded bushing.Threaded bushing for example can be embodied as the part of separation and fix by suitable fixation at the wall intercept place of dish type.In the design proposal of the single type of Flexible element, construct threaded bushing and wall intercept single type.
Threaded bushing be arranged so that at the wall intercept place of dish type aptly its in the direction identical with spring intercept from wall intercept axially stretch from.There is spacing with which at its outer radial periphery edge place and spring intercept and be placed in side (flankieren).
In order to form fixed interface, spring intercept can be bending on first end intercept place hook-type ground.It so advantageously can be fixed on valve chest place by hanging in the structure of correspondingly constructing.
Flexible element is overall aptly constructs cup-shapedly.At this, at the bottom of the same disc-shaped wall intercept existing can limit glass and spring intercept represents wall of cup.
In order to obtain the spring of pursued spring intercept, its its longitudinally on waveform ground or tortuous shape ground or also design to zigzag fashion aptly.The fold intercept (Faltenabschnitt) that obtains being axially arranged in order aptly with which, the power of effect is larger, make its each other elasticity open far.The regulation range that can utilize pressure regulator to cover advantageously can and/or affect by the moulding of spring intercept by the corresponding selection of material thickness.
One of Flexible element possible form of implementation medi-spring intercept bellow type construct.It especially has circular cross section at this.Bellows structure generally can column ground or go back taper and be shaped.
In an alternative form of implementation, spring intercept have around the longitudinal axis of Flexible element distribute that arrange, axially extended multiple independent spring arms.Upwards between adjacent spring arm, be extended with respectively aptly the gap of breach shape in week of Flexible element.With relatively directed intercept place, end of threaded bushing, spring arm aptly freely with stopping capable go out and gap axis to unlimited.
Flexible element preferably has at least two spring arms, be equipped with three or four spring arms be regarded as suitable especially.When spring arm is favourable in the time that the week of Flexible element upwards distributes equably.In the time that all spring arms have identical characteristic (although the spring arm distinguishing each other in its elastic characteristic also can easily be realized) each other, be also favourable.
Brief description of the drawings
Next elaborate with reference to the accompanying drawings the present invention.Wherein:
Fig. 1 using side view be presented at as in the form of implementation of pressure regulator valve according to preferred first form of implementation of pressure regulator valve of the present invention,
Fig. 2 shows the longitudinal section of passing through the pressure regulator valve in Fig. 1,
Fig. 3 show with about Fig. 2 differently directed section plane by another longitudinal section of the pressure regulator valve of Fig. 1,
Fig. 4 to be equidistantly to illustrate the independent diagram of the Flexible element being used in the pressure regulator valve that is presented at Fig. 1 to Fig. 3,
Fig. 5 shows the longitudinal section of passing through the Flexible element in Fig. 4 according to hatching line V-V there,
Fig. 6 shows another longitudinal section of passing through the Flexible element in Fig. 4 according to hatching line VI-VI there,
Fig. 7 shows the alternative form of implementation of Flexible element equidistantly to illustrate,
Fig. 8 shows the longitudinal section of passing through the Flexible element in Fig. 7 according to hatching line VIII-VIII there, and
Fig. 9 shows according to hatching line IX-IX there by another longitudinal section of the Flexible element of Fig. 7.
Embodiment
The visible pressure regulator valve of conventionally indicating with reference character 1 from accompanying drawing, its be equipped with preferred structure according to pressure regulator 2 of the present invention.
Illustrated pressure regulator valve 1 relates to pressure regulator valve particularly.But the present invention also can realize in conjunction with other valve-type, ensuing explanation is not limited in the meaning of pressure regulator valve and understands.For example, pressure-limit valve also can be equipped with pressure regulator 2.
Pressure regulator valve 1 is preferably designed to so-called service equipment, and its pressurized air being used in compressed air network is prepared.It is preferably designed so that Modularly composition maintenance unit together with the service equipment that makes other type that it can be other with at least one.Other service equipment like this can be for example filter plant.
Pressure regulator valve 1 has valve chest 3, is extended with therein primary channel 1 and secondary channel 5, they two be suitable for fluid guiding.Primary channel 4 is the outer surface (secondary channel 5 is to export 7) to valve chest 3 with entrance 6 pass-outs.Entrance 6 can be with the pressure source of further not drawing, especially source of compressed air is connected, to receive the fluid pressure medium of depressing in crossing.In primary channel 4 exist hydrodynamic pressure below also referred to as primary pressure.
In outlet, 7 places can connect at least one user, and it should be supplied with fluid pressure medium.Pressure regulator valve 1 is configured so that the hydrodynamic pressure of the pressure medium flowing out at outlet 7 places can be adjusted in the force value lower than primary pressure (being also referred to as second pressure below it).
In design proposal at it as pressure regulator valve, pressure regulator valve 1 allows to be independent of fluid consuming second pressure is adjusted in the force value of constant at least.
In the inside of valve chest 3 primary channel 4 and secondary channel 5 by means of flow-off 8 mutually in being connected.This flow-off 8 is directed in the axial direction of the main axis 12 of the imagination of pressure regulator valve 1.It is associated with the valve element 13 that is preferably embodied as seat valve element (Sitzventilglied), its in the inside of valve chest 3 in the axial direction of main axis 12 in the case of implementing by can be with respect to valve chest 3 Linear-movings the illustrated adjustment movement 14 of double-head arrow.Valve element 13 controlling water kick mouths 8 and can optionally close or open flow-off 8 with different degree.Thus, valve element 13 can in the scope of adjustment movement 14, be positioned in the closed position of closing flow-off 8 or open flow-off 8 and fluid can be spilt at least one enable possition secondary channel 5 from primary channel 4.
Elastic element 15 (it is supported between valve chest 3 and valve element 13) is constantly with less power push valve element 13 in the direction of its closed position, with the base position of guaranteeing to limit.In closed position, valve element 13 is surrounding in the valve seat 17 of flow-off 8 in the situation lower support of sealing with lid intercept (Verschlussabschnitt) 16.
Below the moving direction of valve element 13 in the direction of closed position also referred to as closing direction 18 and represent by arrow in the accompanying drawings.Valve element 13 contrary, cause that moving direction that flow-off 8 opens is following also referred to as opening direction 19 and in the accompanying drawings equally by arrow identification.
At the following pressure regulator 2 also referred to as regulating the outside of side 22 to mention on valve chest 3 places arrange of valve chest 3.By means of its adjustable second pressure that can intercept at outlet 7 places.Pressure regulator 2 is coaxially arranged in valve element 13 aptly.
Pressure regulator 2 is cooperated with control unit 23, and control unit 23 can move with respect to valve chest 3 in the case of the operating movement 24 of implementing to represent by double-head arrow.Moving direction axial consistent with main axis 12 aptly.On the first operative orientation, there is the raw pressure F of mechanical real estate
dand on the second operative orientation in contrast to this, there is the fluid force F of fluid
fbe applied on control unit 23, wherein, two power illustrate by arrow in the accompanying drawings.Pressure F
daction direction exemplarily with to open direction 19 consistent, and fluid force F
fin the direction identical with closing direction 18, work.
Fluid force F
fproduced by the second pressure existing in secondary channel 5.The movably limiting wall of control unit 23 formation control chambers 25, control room 25 is communicated with secondary channel 5 constantly through branched bottom (Zweigkanal) 26 and it is limited jointly by control unit 23 and valve chest 3.For the sealing between control unit 23 and valve chest 3, be provided with in this embodiment sealing film 27.Alternative in this, control unit 23 also can according to the form dynamic seal (packing) of servopiston (Stellkolben) be bearing in valve chest 3 places.
Valve chest 3 has perforation (Durchbrechung) 28, the manipulation intercept of the preferably tappet shape of valve element 3 32 through it the sealing in the situation that and extend into slippingly in control room 25.Handle intercept 32 at distolateral control unit 23 places that abut in loosely aptly, wherein, its time durations sealing that abuts in control unit 23 places at it runs through the exhaust passage 33 of control unit 23.This exhaust passage 33 pass on the one hand in control room 25 and on the other hand via at least one relief opening 34 pass-out to atmosphere.
Pressure regulator 2 comprises mechanical spring 35, and it provides pressure F
d.Control unit 23 approximate as pressure balance (Druckwaage) form work and according to act on its place, by pressure F
dwith fluid force F
fbetween the adjustment power that causes of contrast be driven into operating movement 24 and be correspondingly shifted and locate.
If current second pressure is lower than pursued and by the default theoretical second pressure of pressure regulator 2, because the power official post control unit 23 existing is moving upward to the side of valve element 13, therefore it push away it forward and move opening in direction 19, thereby open flow-off 8.Therefore fluid pressure medium can overflow to secondary channel 5 and cause there the raising of second pressure from primary channel 4.
If current second pressure exceedes theoretical second pressure, control unit 23 moves away from valve element 13 and handles intercept 32 from it and lift, because valve element 13 is stopped by valve seat 17 in closed position.Therefore be created in unlimited being connected through branched bottom 26, control room 25 and exhaust passage 33 between secondary channel 5 and atmosphere.Result is that second pressure is reduced to desired theoretical value.
Can carry out changeably from the outside preset pressure F here by means of pressure regulator 2
d, to regulate desired theoretical second pressure.With which can consider separately this at least one be connected to pressure and/or the traffic demand of user's side of the user at outlet 7 places.Pressure regulator 2 is characterised in that at this structure that can simply manufacture He can easily assemble, and this allows to generally cost and advantageously realizes pressure regulator 2 and pressure regulator valve 1.
From aforementioned, the suitable driving of control unit 23 ground and 13 actings in conjunction of valve element, to cause its adjustment movement 14 and default its running position.At this, control unit 23 is not connected with valve element 13, but only abuts in its place.But a form of implementation is also possible, control unit 23 is connected with valve element 13 or even directly self forms valve element 13 therein.
Pressure regulator 2 effects are attached among valve chest 3 and control unit 23 aptly.It comprises by the spring 35 of having mentioned, threaded bushing 36 and in the axial direction of main axis 12 adjustable ground be screwed into the series connection that the regulating element 37 in threaded bushing 36 forms.
As especially also drawn by Fig. 4 to 9, spring 35 and threaded bushing 36 are combined into the parts hereinafter referred to as the single type of Flexible element 38.Flexible element 38 comprises the intercept hereinafter referred to as spring intercept 42, and it forms spring 35.Should emphasize thus, spring intercept 42 is interior as draught spring work at pressure regulator 2.The pulling force being produced by spring intercept 42 causes pursued pressure F
d, because the direction reversion of elastic force carrys out Loading Control element 23 with it.By being screwed into regulating element 37 in threaded bushing 36 by pressure F
dimport in control unit 23.
Flexible element 38 has the longitudinal extension with longitudinal axis 43.It is coaxially arranged in adjusting side 22 places of valve chest 3 in main axis 12.
Flexible element 38 has two the first and second axial end portion intercepts 44,45 of arranging in the axial direction of longitudinal axis 43 spaced apart from each otherly.Spring intercept 42 extends between these two end intercepts 44,45, and wherein, it forms first end intercept 44 and has there fixed interface 46.Flexible element 38 is orientated to and makes first end intercept 44 towards valve chest 3, and wherein, it can fix or be fixed on valve chest 3 places by means of its fixed interface 46.
Fixed interface 47 is for example embodied as and makes Flexible element 38 in the scope of peg graft-rotation-motion, to be fixed on valve chest 3 places.
Spring intercept 42 hook-type ground in the region of first end intercept 44 is bending in this embodiment, make its can after meet (hintergreifen) and be configured in the holder 47 of hook-type at valve chest 3 places and this is fixed on reliably valve chest 3 places under higher pulling force.Preferably, first end intercept 44 at this outwards and be bent upwards in the side of the second end intercept 45.
Be connected with threaded bushing 36 regularly at the second end intercept 45 place's spring intercepts 42.Preferably, Flexible element 38 has the wall intercept 48 of the dish type of extending in the plane perpendicular to longitudinal axis 43 in the region of the second end intercept 45, and spring intercept 42 is connected to its outer rim 52 places.The wall intercept 48 center of dish type has perforation 53, and threaded bushing 36 is arranged in its region under coaxial orientation, and peripheral region is configured with internal thread 54 therein.
Threaded bushing 36 is only extending to the direction of first end intercept 44 aptly from the wall intercept 48s of dish type, and making the wall intercept 48 of dish type is completely flat at the distolateral place relative with first end intercept 44 aptly.
Threaded bushing 36 is but shorter than spring intercept 42, and therefore threaded bushing 36 is axially exceeded by spring intercept 42.There is spacing with spring intercept 42 aptly at the outer periphery place of its radial directed threaded bushing and be placed in side.
Also the threaded bushing 36 that can be described as screw shell in unshowned embodiment manufacture dividually with spring intercept 42 and material ordinatedly, be especially connected with spring intercept 42 by welding.But that the structure of the single type of Flexible element is regarded as abnormal cost is favourable, wherein, unique main body forms Flexible element 38 and comprises spring intercept 42 and threaded bushing 36.This is suitable for two embodiments.
The Flexible element 38 of single type especially particularly advantageously can be used as and rushes curved and manufactured by metal in by the visible form of implementation of Fig. 1 to Fig. 6.The embodiment of Fig. 7 to Fig. 9 is particularly suitable for by roll extrusion or the manufacture of pressing.
Because Flexible element 38 is fixed on valve chest 3 places with its first end intercept 44, threaded bushing 36 occupies about control unit 23 position separately in the axial direction of main axis 12.Regulating element 37 is screwed in threaded bushing 36 that is exemplarily with pin-shaped threaded stem 55, and it has the outside thread 56 joining in internal thread 54.Regulating element 37 extends in the direction to first end intercept 44 along spring intercept 42 and it directed distolateral place have and be called the end intercept of pressing intercept 57 in the same manner with first end intercept 44, regulating element 37 is pressed and is applied on control unit 23 with it.
Acting in conjunction between regulating element 37 and control unit 23 makes between two parts, to carry out transmission of pressure like this.Regulating element 37 is exemplarily pressed intercept 57 with it and is invaded in the accommodating part 58 of blind-hole type of control unit 23 and be axially supported on wherein distolateral.In accommodating part 58, between regulating element 37 and control unit 23, also produce being connected of stable and anti-tipping by this axial engagement.Even so, regulating element 37 is rotatable about control unit 23.Pressing intercept 57 can rotatablely move and invade in the accommodating part 58 of blind-hole type.
In the region of the second end intercept 45, regulating element 37 stretches out and exceedes Flexible element 38 with manipulation intercept 62.Can import torque at these manipulation intercept 62 places, rotatablely move 63 with what cause the regulating element 37 that represents by double-head arrow.The rotation of regulating element 37 is because engaging between internal thread 54 and outside thread 56 causes, and the relative axial position between threaded bushing 36 and regulating element 37 changes.Can make to be applied to the pressure F on control unit 23 with which
bchange.
According to the sense of rotation of regulating element 37, threaded bushing 36 is near the first end intercept 44 that is fixed on valve chest 3 places of Flexible element 38 or away from it.Because regulating element 37 is supported on control unit 23 places, the axial motion of threaded bushing 36 causes the change of the pretightening force of spring intercept 42.Directly produce thus pressure F
dchange.
In corresponding design proposal, handling intercept 62 can be used directly to manually to entering torque for generation of rotatablely moving 63.Preferably, to this but be provided with additional control knob 68, it is torsionally assemblied in handles on intercept 62 and available hand cosily grasps.This control knob 68 is configured to aptly cup-shaped and handles on intercept 62 being front placed to its opening, make it at its outer periphery place at least a portion along its length surround Flexible element 38 around ground.
In the direction to valve chest 3, carry out tractive threaded bushing 36 by spring intercept 42.If regulating element 37 is screwed in threaded bushing 36 in the direction to control unit 23, there is the extension of the axial spring of spring intercept 42, produce thus pulling force, its by threaded bushing 36 because being threadedly engaged with between outside thread 56 and internal thread 54 is delivered on regulating element 37.Cause thus regulating element 37 by the pressure F having mentioned
dbe applied on control unit 23.
The pretightening force of spring intercept 42 is conditioned greatlyr, pressure F
dmore greatly and in this embodiment the second pressure in secondary channel 5 is adjusted in larger value.
For two embodiments of Flexible element 38 common be at least roughly cup-shaped structure.The wall intercept 48 of dish type forms the cup ends and spring intercept 42 forms wall of cup.With the wall intercept 48 of dish type axially relative side place cup-shaped the Flexible element 38 of constructing open wide, this can be compared with rim of a cup.With this opening at front valve chest 3 places that in this embodiment Flexible element 38 are placed into.
Common in addition for two embodiments, spring intercept 42 has corrugated structure on it is longitudinal, also can be called curved structure.Wave structure is axially arranged in order and obtains by a large amount of folds 64 (its be preferably transitioned into each other in) rounding.In the time that spring intercept 42 is axially pulled open each other, fold 64 experience expands, and produces thus restoring force and thus as the characteristic of draught spring.
Be designed to zigzag fashion at it on longitudinally at unshowned embodiment's medi-spring intercept, wherein, and the fold acute angle being arranged in order be transitioned into each other.This form of implementation does not show in the accompanying drawings.
Embodiment's medi-spring intercept 42 at Fig. 7 to 9 is constructed to bellow type generally.It extends and limits around inner chamber 65 around longitudinal axis 43 with closed formal ring, and it is limited by the wall intercept 48 of dish type and opens wide in the region of first end intercept 44 in the region of the second end intercept 45.
Comprise around the longitudinal axis 43 of the Flexible element 38 axially extended multiple spring arms 66 arranged that distribute at embodiment's medi-spring intercept 42 of Fig. 1 to 6.At this, upwards directly between spring arm 66 in succession, be configured with respectively each other the gap 67 of breach shape in week of longitudinal axis 43.
Each spring arm 66 has the first end intercept 66a of axial orientation and about this axial directed the second end intercept 66b relatively.All spring arm 66 is connected with threaded bushing 36 jointly at its second end intercept 66b place.To this exemplarily, construct on the outer rim 52 single type ground of the second end intercept 66b of spring arm 66 and the wall intercept 48 of dish type.
The first end intercept 66a of spring arm 66 is associated with the first end intercept 44 of Flexible element 38.Each spring arm 66 has free end at its first end intercept 66a place.In other words, spring arm 66 extends individually respectively from the second end intercept 45s until first end intercept 44, and wherein, it has respectively the constituent element of fixed interface 46 at its first end intercept 66a place.To this particularly, each spring arm 66 is in the fixed structure that forms hook-type bending at its first end intercept 66a in this embodiment.
Aptly, upwards arc ground is bending in the week of longitudinal axis 43 for each spring arm 66.The Flexible element 38 of Fig. 4 to 6 also can be envisioned for bellows body (Faltenbalgkoerper), the multiple longitudinal grooved of Qi Bibu.
Spring arm 66 is preferably arranged evenly distributedly around longitudinal axis 43.This embodiment has four such spring arms 66.It should be understood that the spring arm 66 that also can have other quantity, wherein, but when spring arm 66 mutually the same be favourable while designing.
In a unshowned embodiment, pressure regulator valve 1 is configured to pressure-limit valve.Such pressure-limit valve has valve element, and it is tightened in the closed position of closed fluid passages in advance by pressure regulator 2.The fluid force existing in fluid passage is applied to breaking force on valve element and valve element can be transformed into enable possition from closed position in the time that fluid force exceedes, pressure that work as the power of closing that regulate by pressure regulator 2, and in enable possition, fluid passage is with Pressure Drop lower curtate (Drucksenke), be especially placed in and be connected with atmosphere.By adjusting regulating element 37, can carry out changeably the pressure threshold (Druckschwelle) that regulation pressure-limiting valve is opened.
Claims (15)
1. a pressure regulator valve, its band is useful on and applies adjustable pressure to about valve chest (3) pressure regulator (2) on control unit (23) movably in the axial direction of main axis (12), described control unit (23) is with the suitable driving ground acting in conjunction of valve element (13) or form valve element (13), wherein, described pressure regulator (2) effect is attached to aptly between described valve chest (3) and described control unit (23) and has by spring (35), threaded bushing (36) and be screwed into the series connection that the regulating element (37) in described threaded bushing (36) forms at the axially upper adjustable ground of described main axis (12), it is characterized in that, described threaded bushing (36) and spring (35) are unified into the Flexible element (38) of single type, wherein, the spring intercept (42) of the described spring of formation (35) of described Flexible element (38) works and is arranged between described threaded bushing (36) and described valve chest (3) and the described regulating element (37) being screwed in described threaded bushing (36) is pressed and is applied on described control unit (23) with the pulling force of described spring intercept (42) as draught spring.
2. pressure regulator valve according to claim 1, is characterized in that, constructs described Flexible element (38) single type.
3. pressure regulator valve according to claim 2, is characterized in that, described Flexible element (38) is the member that is made up of metal, is to rush curved aptly.
4. according to the pressure regulator valve described in any one in claims 1 to 3, it is characterized in that, described Flexible element (38) has two the first and second axial end portion intercepts (44 respect to one another, 45), wherein, first end intercept (44) has for being fixed on the first fixed interface (46) that described housing (3) locates and described threaded bushing (36) is arranged in the second end intercept (45) locates, and wherein, described spring intercept (42) extends in the region between described threaded bushing (36) and described fixed interface (46).
5. pressure regulator valve according to claim 4, it is characterized in that, described Flexible element (38) locates to have the wall intercept (48) of dish type at described the second end intercept (45), state in its place that threaded bushing (36) is arranged in center and described spring intercept (42) is connected in its outer rim (52) locates, wherein, described threaded bushing (36) is constructed with described wall intercept (48) the single type ground of dish type aptly.
6. pressure regulator valve according to claim 5, it is characterized in that, described threaded bushing (36) the described wall intercept (48) of dish type locate to be arranged so that its identical with described spring intercept (42) axially upper stretch from and have spacing at its outer radial periphery edge and described spring intercept (42) from the described wall intercept (48) of dish type be placed in side.
7. according to the pressure regulator valve described in any one in claim 4 to 6, it is characterized in that, described spring intercept (42) is located in order to form described fixed interface (46) hook-type ground bending especially outward at described first end intercept (44).
8. according to the pressure regulator valve described in any one in claim 1 to 7, it is characterized in that, described Flexible element (38) is configured to cup-shaped.
9. according to the pressure regulator valve described in any one in claim 1 to 8, it is characterized in that, described spring intercept (42) is designed to waveform or zigzag fashion on it is longitudinal.
10. according to the pressure regulator valve described in any one in claim 1 to 9, it is characterized in that, construct to described spring intercept (42) bellow type.
11. according to the pressure regulator valve described in any one in claim 1 to 10, it is characterized in that, described spring intercept (42) has, axially extended and axle spring flexible multiple spring arms (66) that arrange around longitudinal axis (43) the distribution ground of described Flexible element (38).
12. pressure regulator valves according to claim 11, it is characterized in that, all spring arms (66) locate in one end intercept (66b) to be connected with described threaded bushing (36) and at its intercept place, the other end (66a) in order to be connected and freely to stop with described valve chest (3).
13. according to the pressure regulator valve described in claim 11 or 12, it is characterized in that, week of described Flexible element (38) upwards spaced apart be configured with respectively the gap (67) of breach shape between the spring arm (66) arranged, it axially relative distolateral place is opening wide with described threaded bushing (36).
14. according to the pressure regulator valve described in any one in claim 1 to 13, it is characterized in that, it is configured to pressure regulator valve, it has the valve element (13) that the fluid between primary channel of being controlled at (4) and secondary channel (5) is connected, and described valve element (13) is being open under the intervention of described control unit (23) by described pressure regulator (2) in the direction of the open position that the described fluid between described primary channel (4) and described secondary channel (5) is connected with pressure (F
d) load, wherein, by described secondary channel (5) exist hydrodynamic pressure with described pressure (F
d)fluid force (the F of effect on the contrary
f) load described control unit (23) and described pressure (F
d) can change by the adjustment of the described regulating element (37) about described threaded bushing (36) realization.
15. according to the pressure regulator valve described in any one in claim 1 to 13, it is characterized in that, it is configured to pressure-limit valve, its comprise by described pressure regulator (2) in the direction of the closed position of closed fluid passages with pressure (F
d) the valve element (13) that loads, wherein, described pressure (F
d) can change by the adjustment of the described regulating element (37) about described threaded bushing (36) realization.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013004641.6 | 2013-03-16 | ||
| DE102013004641.6A DE102013004641A1 (en) | 2013-03-16 | 2013-03-16 | pressure adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104048084A true CN104048084A (en) | 2014-09-17 |
| CN104048084B CN104048084B (en) | 2018-02-27 |
Family
ID=51418475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410094356.6A Expired - Fee Related CN104048084B (en) | 2013-03-16 | 2014-03-14 | Pressure-regulating valve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104048084B (en) |
| DE (1) | DE102013004641A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076320A (en) * | 2014-09-27 | 2017-08-18 | 费斯托股份有限两合公司 | Valve |
| CN108693896A (en) * | 2017-04-07 | 2018-10-23 | 费斯托股份有限两合公司 | Pressure-regulating valve |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017206009B4 (en) * | 2017-04-07 | 2023-01-19 | Festo Se & Co. Kg | pressure control valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1836416A (en) * | 1926-08-26 | 1931-12-15 | Bbc Brown Boveri & Cie | Air pressure regulator |
| DE1432257A1 (en) * | 1963-04-05 | 1969-01-30 | Gilbert Schwartzmann | Applicator for liquids |
| US4360037A (en) * | 1981-01-05 | 1982-11-23 | Anthony Manufacturing Corp. | Self-cleaning filter assembly for solenoid-actuated valve |
| US4802504A (en) * | 1985-08-14 | 1989-02-07 | L'air Liquide | Tap with flow limiter for gas bottles |
| DE10002752C1 (en) * | 2000-01-22 | 2001-06-21 | Festo Ag & Co | Pressure regulating valve with secondary venting provided via venting opening in movable setting element communicating directly with secondary channel for regulated secondary pressure |
| CN102428253A (en) * | 2009-04-29 | 2012-04-25 | 布西鲁斯欧洲有限公司 | Pressure relief valve |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1642094B1 (en) * | 1967-02-20 | 1971-12-30 | Muenchner Medizin Mechanik | DEVICE FOR REMOVING TOXIC OR EXPLOSIVE LIQUIDS OR GASES FROM A CARTRIDGE |
| DE102011004847A1 (en) * | 2011-02-28 | 2012-08-30 | BSH Bosch und Siemens Hausgeräte GmbH | Linear compressor i.e. cooling medium compressor, for household cooling device for storing foods and beverages in determined temperature, has spring element with tube spring that partially encloses arrangement of cylinder and piston |
-
2013
- 2013-03-16 DE DE102013004641.6A patent/DE102013004641A1/en not_active Withdrawn
-
2014
- 2014-03-14 CN CN201410094356.6A patent/CN104048084B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1836416A (en) * | 1926-08-26 | 1931-12-15 | Bbc Brown Boveri & Cie | Air pressure regulator |
| DE1432257A1 (en) * | 1963-04-05 | 1969-01-30 | Gilbert Schwartzmann | Applicator for liquids |
| US4360037A (en) * | 1981-01-05 | 1982-11-23 | Anthony Manufacturing Corp. | Self-cleaning filter assembly for solenoid-actuated valve |
| US4802504A (en) * | 1985-08-14 | 1989-02-07 | L'air Liquide | Tap with flow limiter for gas bottles |
| DE10002752C1 (en) * | 2000-01-22 | 2001-06-21 | Festo Ag & Co | Pressure regulating valve with secondary venting provided via venting opening in movable setting element communicating directly with secondary channel for regulated secondary pressure |
| CN102428253A (en) * | 2009-04-29 | 2012-04-25 | 布西鲁斯欧洲有限公司 | Pressure relief valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076320A (en) * | 2014-09-27 | 2017-08-18 | 费斯托股份有限两合公司 | Valve |
| CN107076320B (en) * | 2014-09-27 | 2019-05-31 | 费斯托股份有限两合公司 | Valve |
| CN108693896A (en) * | 2017-04-07 | 2018-10-23 | 费斯托股份有限两合公司 | Pressure-regulating valve |
| CN108693896B (en) * | 2017-04-07 | 2023-08-15 | 费斯托股份两合公司 | Pressure regulating valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104048084B (en) | 2018-02-27 |
| DE102013004641A1 (en) | 2014-09-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102160009B (en) | Balanced fluid valve | |
| EP2898244B1 (en) | Fluid regulator and method of improving stability of a fluid regulator | |
| CN104048084A (en) | Pressure-regulating valve | |
| CN102369376B (en) | Pressure independent control valve | |
| US10253888B2 (en) | Flow-rate dynamic balancing control valve | |
| CA2570452C (en) | Flow control valves | |
| CN103016807A (en) | Precise pressure regulating valve | |
| CN103968090A (en) | Butterfly-gate type throttle valve | |
| JP6710087B2 (en) | Pressure regulator | |
| CN101929574B (en) | Dynamic balance motor-driven pressure-difference valve | |
| CN102472403A (en) | Modulator valve assembly having anti-backlash device | |
| CN203836242U (en) | Butterfly-gate-type throttle valve | |
| EP2778528B1 (en) | Gas flow control device for gas stove | |
| CN212318831U (en) | Governing valve and water heater | |
| CN202834255U (en) | Flow control valve | |
| CN202972084U (en) | Dynamic balance and electric regulation valve | |
| CN202203449U (en) | Double-head wind and gas linkage ball valve | |
| CN204717081U (en) | Adjustable flow type dynamic balance valve | |
| CN202402740U (en) | Flow-limiting and flow-stabilizing adjusting valve | |
| CN103511695B (en) | Self-power type balance electric control valve | |
| AU2011217742B2 (en) | Solenoid spool valve | |
| CN203784428U (en) | Valve position-adjustable valve seat | |
| CN203757111U (en) | Balanced self-reliance internal pressure tapping type regulating valve of corrugated pipe | |
| CN202561169U (en) | Pressure reducer | |
| CN102356262A (en) | Space-saving quick acting control valve for a steam turbine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20190314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |