CN207906505U

CN207906505U - A kind of no adjustable valve

Info

Publication number: CN207906505U
Application number: CN201820218038.XU
Authority: CN
Inventors: 林永许; 邵建华
Original assignee: Wenzhou Lianbang Petrifaction Machinery Co Ltd
Current assignee: Wenzhou Lianbang Petrifaction Machinery Co Ltd
Priority date: 2018-02-07
Filing date: 2018-02-07
Publication date: 2018-09-25
Anticipated expiration: 2028-02-07

Abstract

The utility model discloses a kind of no adjustable valves,It is related to pressure-regulating valve technical field,Its drip irrigation device includes the lift limiter for being provided with the valve seat of multiple stomatas and multiple limiter stomatas being intertwined with the seat stomata being fixedly connected with and be provided with the valve seat,The lift limiter is provided with lift slot close to the side of the valve seat,The valve block that thickness is less than the lift slot thickness is provided in the lift slot,Be provided on the valve block it is multiple corresponding with the corresponding limiter stomata and with the corresponding staggered waist type stomata of seat stomata,It is plugged with pin in the seat stomata,The pin, which is connected with, drives the pin to the valve plate movement and the driving unit that pushes the valve block to be moved to the lift limiter,The support spring for driving the valve block to abut and squeeze with the valve seat is provided between the valve block and the lift limiter.The utility model has the effect of pressure adjusting.

Description

A kind of no adjustable valve

Technical field

The utility model is related to a kind of pressure-regulating valves, and more specifically it is related to a kind of no adjustable valve.

Background technology

Regulating valve is a kind of valve for regulating device air pressure inside, generally one end connect compressor of regulating valve, The other end, which connects, needs the driving device of compressed gas, and then when pressure is less than pressure in compressor in driving device, compression Machine inputs gas into driving device by regulating valve.

Notification number is that the Chinese patent of CN202901350U discloses a kind of new gas regulating valve, which includes valve Seat, valve seat set the cavity to differ there are two opening diameter；Adjusting rod, the region across two cavitys of valve seat；Adjusting rod Both ends make itself and valve base sealing by sealing ring；Adjusting rod is equipped with flare openings, when adjusting rod rotates, flare openings and valve The contact area of two cavitys of seat gradually changes；The region that the larger cavity of opening diameter is contacted with adjusting rod flare openings is set There are sensor, sensor to be drawn except valve seat by lead.

But the structure of the regulating valve is simple, it is difficult to play the effect adjusted in real time to the gas pressure intensity at regulating valve both ends Fruit, and then the practicability of top adjustment valve is influenced, have much room for improvement.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of no adjustable valve, this is immeasurable Regulating valve has the effect of pressure adjusting.

To achieve the above object, the utility model provides following technical solution：

A kind of no adjustable valve, including be provided with the valve seat of multiple stomatas and be fixedly connected and be provided with the valve seat The lift limiter of multiple limiter stomatas being intertwined with the seat stomata, the lift limiter is close to the valve The side of seat is provided with lift slot, and the valve block that thickness is less than the lift slot thickness, the valve block are provided in the lift slot On be provided with it is multiple with corresponding limiter stomata connection and with the corresponding staggered waist type stomata of seat stomata, Pin is plugged in the seat stomata, the pin is connected with the driving pin to the valve plate movement and pushes the valve block The driving unit moved to the lift limiter is provided with the driving valve block between the valve block and the lift limiter The support spring for abutting and squeezing with the valve seat.

By using above-mentioned technical proposal, when valve seat is equal with the gas pressure intensity at lift limiter both ends, support spring Driving valve block is abutted and is squeezed with valve seat, and envelope is played with the valve block of the staggered waist type stomata of seat stomata so that being provided with Block stomata, the effect for avoiding valve seat and the gas at lift limiter both ends from circulating；Gas pressure intensity in valve seat one end, which is more than, to be risen When the gas pressure intensity of journey limiter one end, the gas pressure intensity of valve seat one end pushes valve block to be moved to lift limiter in lift slot It is dynamic, and make spring deformation, and then seat stomata and waist type stomata and limit on valve seat are enabled after making valve block be detached with valve seat Device stomata processed connection, so reach enable valve seat one end to the air inlet of lift limiter one end and promote the gas of lift limiter one end The effect of body pressure；And gas pressure intensity in lift limiter one end it is excessive when, driving unit starts and drives pin to valve block Movement pushes valve block to lift limiter movement and so that the gas of lift limiter one end passes sequentially through limiter to play Stomata, waist type stomata and seat stomata and the effect for flowing to valve seat one end achieve the purpose that pressure is adjusted.

The utility model is further arranged to：The driving unit include be fixedly connected with the pin pressure fork and with institute The pushing body that pressure fork connects is stated, the stud being threadedly coupled with the valve seat and lift limiter, institute are plugged in the pushing body Stating stud socket has one end to be pierced by out of described pushing body and lateral wall and the matched column guide sleeve of the pushing body madial wall, institute The one end for stating column guide sleeve is abutted with the valve seat, the one end of the stud far from the valve seat be disposed with bushing and with The pad lid that the other end of the column guide sleeve and the bushing abut is provided with limiting stand, the bushing court in the pushing body It is abutted to the side of the valve seat with the limiting stand, side of the pad lid far from the bushing, which abuts, to be had and the stud spiral shell The nut of line connection.

By using above-mentioned technical proposal, the both ends of column guide sleeve make column guide sleeve after being abutted respectively with valve seat and pad lid It is limited between pad lid and valve seat, and so that propeller is defined after the side of bushing is abutted with the limiting stand on pushing body Between bushing and valve seat, and when driving pushing body to be moved for axial valve seat with column guide sleeve, driving pin is present in stomata To lift limiter movement and the movement for driving valve block to do far from valve seat is played, limits what pushing body moved to reach effective Purpose.

The utility model is further arranged to：At least one wall is provided in the outer peripheral sidewall of the column guide sleeve to be oriented to Set.

By using above-mentioned technical proposal, play the role of ensureing screw rod and column guide sleeve concentricity by wall guide sleeve.

The utility model is further arranged to：It is arranged between side of the pushing body far from the valve seat and pad lid There is pressure fork spring.

By using above-mentioned technical proposal, when the external force on pushing body is less than the elastic deformation power of spring, pressure fork spring Play the role of the movement for enabling pin do far from valve block, and then play and timely detach pin and gasket, it is immeasurable to be obviously improved this The regulation performance of the gas pressure intensity of regulating valve.

The utility model is further arranged to：One end plugged and fixed of the pushing body far from the valve seat has pressure pad piece, Between pressure fork spring is located at the pressure pad piece and the pad covers, the pressure pad piece is connected with to be pierced by out of described pushing body Compression leg, the compression leg are socketed with the fixed cover being inserted into the pushing body, and side of the fixed cover far from the pressure pad piece is set It is equipped with the snap ring for being inserted into and in the pushing body madial wall and abutting and squeeze with the fixed cover.

Pressure fork spring is first placed on pad in the fixed pushing body of installation, pressure fork spring by using above-mentioned technical proposal The compression leg for covering, and then being inserted into pressure pad piece and being fixedly connected with pressure pad piece, and the fixation in pushing body is inserted into socket on compression leg Snap ring is inserted into the madial wall of pushing body after lid, to achieve the purpose that difficulty is fixed in the installation for significantly reducing pressure fork spring.

The utility model is further arranged to：It is provided with spring washer between the fixed cover and the pressure pad piece.

By using above-mentioned technical proposal, is played when spring washer is between fixed cover and pressure pad piece and enable fixed cover and pressure pad piece The effect being located remotely from each other, and then have the function that avoid fixed cover mobile in pushing body with pressure pad piece, dramatically increase fixed cover With the stability maintenance of pressure pad piece.

The utility model is further arranged to：It is equal with the thickness of lift slot that thickness is provided in the lift slot Lift pad.

By using above-mentioned technical proposal, lift paves the effect of support fixed valve base and lift limiter, to reach To the purpose for the stability maintenance for being obviously improved valve seat and lift limiter.

The utility model is further arranged to：The valve block is plugged with pin, and the both ends of the pin are respectively perpendicular described in insertion In valve seat and the lift limiter.

By using above-mentioned technical proposal, pin plays the role of limiting valve block displacement, and then reaches and be obviously improved valve block and exist The purpose of the moving stability in lift slot.

In conclusion the utility model has the advantages that：By compression leg drive pushing body valve seat and bushing it Between reciprocatingly move, and then enable pin play push gasket far from valve deck and make seat stomata, waist type stomata and limiter stomata The effect of connection release air pressure, is obviously improved the pressure regulation performance of the immeasurable adjuster.

Description of the drawings

Fig. 1 is the structural schematic diagram of the present embodiment.

Reference sign：1, valve seat；11, seat stomata；2, pressure fork；21, pin；3, column guide sleeve；4, pushing body；41、 Limiting stand；5, compression leg；51, pressure pad piece；52, spring washer；53, fixed cover；54, snap ring；6, stud；61, wall guide sleeve；62, bushing； 63, column gasket；64, pad lid；65, nut；66, pressure fork spring；7, lift limiter；71, lift slot；72, valve block；73, waist type Stomata；74, lift pad；75, it sells；76, support spring；77, limiter stomata.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing.

As shown in Figure 1, a kind of no adjustable valve, including be provided with the valve seat 1 of multiple stomatas 11 and fixed with valve seat 1 and connected Connect and be provided with the lift limiter 7 of multiple limiter stomatas 77 being intertwined with seat stomata 11.In lift limiter 7 The side of valve seat 1 is provided with lift slot 71, and is provided with the valve block 72 that thickness is less than 71 thickness of lift slot in lift slot 71, So that valve block 72 has the ability moved along the thickness direction of lift slot 71 in lift slot 71.It is provided on valve block 72 more It is a match with corresponding limiter stomata 77 and with 11 staggered waist type stomata 73 of corresponding seat stomata, and valve block 72 with The support spring 76 that driving valve block 72 is abutted and squeezed with valve seat 1 is provided between lift limiter 7, and then in valve seat 1 and liter When the gas pressure intensity at 7 both ends of journey limiter is equal, support spring 76 drives valve block 72 to abut and squeeze with valve seat 1, so that It is provided with to play with the valve block 72 of 11 staggered waist type stomata 73 of seat stomata and blocks seat stomata 11, avoid valve seat 1 and lift The effect of the gas circulation at 7 both ends of limiter；And it is more than the gas of 7 one end of lift limiter in the gas pressure intensity of 1 one end of valve seat When pressure, the gas pressure intensity of 1 one end of valve seat pushes valve block 72 to be moved to lift limiter 7 in lift slot 71, and makes support 76 deformation of spring, and then enable after making valve block 72 be detached with valve seat 1 seat stomata 11 and waist type stomata 73 and limit on valve seat 1 Device stomata 77 processed is connected to, so reach enable 1 one end of valve seat to 7 one end air inlet of lift limiter and promote lift limiter 7 one The effect of the gas pressure intensity at end.In addition to this, the thickness lift equal with the thickness of lift slot 71 is provided in lift slot 71 Pad 74, and then support fixed valve base 1 and lift limiter 7 are played the role of by lift pad 74, it is obviously improved valve to reach The purpose of stability maintenance between seat 1 and lift limiter 7.And pin 75 is plugged on valve block 72, and the both ends of pin 75 point It is not inserted perpendicularly into valve seat 1 and lift limiter 7, so that pin 75 plays the role of limiting 72 displacement of valve block, to reach It is obviously improved the purpose of the moving stability in lift slot 71 of valve block 72.

As shown in Figure 1, being plugged with pin 21 in present stomata 11, pressure fork 2 and pitch 2 simultaneously across pressure that pin 21 is fixedly connected With 2 pushing bodies 4 that connect and fix of pressure fork, and then when gas pressure intensity in 7 one end of lift limiter is excessive, driving pin 21 is to valve Piece 72 moves, and then plays and push valve block 72 to the movement of lift limiter 7 and so that the gas of 7 one end of lift limiter leads to successively It crosses limiter stomata 77, waist type stomata 73 and seat stomata 11 and flows to the effect of 1 one end of valve seat, to reach pressure adjusting Purpose.The stud 6 being threadedly coupled with valve seat 1 and lift limiter 7 is plugged in pushing body 4, and then it is solid to enable stud 6 play installation Determine the effect of valve seat 1 and lift limiter 7.Stud 6 is socketed with one end and is pierced by out of pushing body 4 and in lateral wall and pushing body 4 The matched column guide sleeve 3 of side wall, one end that column guide sleeve 3 is pierced by out of pushing body 4 is abutted with valve seat 1.Stud 6 is far from valve seat 1 One end pad lid 64 for being disposed with bushing 62 and being abutted with the other end of column guide sleeve 3 and bushing 62, and in pushing body 4 It is provided with limiting stand 41, bushing 62 is abutted towards the side of valve seat 1 with limiting stand 41, and in side of the pad lid 64 far from bushing 62 Abutting has the nut 65 being threadedly coupled with stud 6, so that the both ends of column guide sleeve 3 are abutted with valve seat 1 and pad lid 64 respectively Afterwards so that column guide sleeve 3 is limited between pad lid 64 and valve seat 1, and the limiting stand on the side of bushing 62 and pushing body 4 So that propeller 4 is limited between bushing 62 and valve seat 1 after 41 abut, and it is axial with column guide sleeve 3 in driving pushing body 4 When valve seat 1 moves, driving pin 21, which is present, to move and play to lift limiter 7 in stomata 11 drives valve block 72 to do far from valve The movement of seat 1 is moved to achieve the purpose that effectively to limit pushing body 4.In addition to this, it is set between bushing 62 and pad lid 64 It is equipped with column gasket 63, and then further promotes bushing 62 and pads the stability maintenance of lid 64.

As shown in Figure 1, being provided at least one wall guide sleeve 61 in the outer peripheral sidewall of column guide sleeve 3, and then led by wall Play the role of ensureing screw rod 6 and 3 concentricity of column guide sleeve to set 61, is obviously improved the moving stability of pushing body.Except this it Outside, pressure fork spring 66, and then the external force on pushing body 4 are provided between the side in pushing body 4 far from valve seat 1 and pad lid 64 When pitching the elastic deformation power of spring 66 less than pressure, pressure fork spring 66 plays the movement for enabling pin 21 do far from valve block 72, Jin Erqi To the effect for timely detaching pin 21 and gasket 72, it is obviously improved the regulation performance without adjustable valve to gas pressure intensity.

As shown in Figure 1, having pressure pad piece 51 in one end plugged and fixed of the pushing body 4 far from valve seat 1 and consolidating with pressure pad piece 51 The fixed compression leg 5 for connecting and being pierced by out of pushing body 4, pressure fork spring 66 is located between pressure pad piece 51 and pad lid 64, and then enables pressure fork Spring 66 plays the role of supporting pad lid 64 and pressure pad piece 51, to reach enable pushing body 4 receive pressure fork spring 66 be applied to pressure The active force of separate valve seat 1 on gasket 51.And compression leg 5 is socketed with the fixed cover 53 being inserted into pushing body 4, and in fixed cover 53 Side far from pressure pad piece 51 is provided with the snap ring 54 for being inserted into and in 4 madial wall of pushing body and abutting and squeeze with fixed cover 53, into And in the fixed pushing body 4 of installation, pressure fork spring 66, first pressure fork spring 66 is placed on pad lid 64, and then be inserted into pressure pad Socket is inserted into the fixed cover 53 in pushing body 4 and snap ring 54 is inserted into the madial wall of pushing body 4 on compression leg 5 after piece 51, To achieve the purpose that difficulty is fixed in the installation for significantly reducing pressure fork spring 66.In order to avoid fixed cover 53 and pressure pad piece 51 are pushing away It is moved in into body 4, and then spring washer 52 is set between fixed cover 53 and pressure pad piece 51, and then enabled spring washer 52 play and squeezed to both ends The effect of fixed cover 53 and pressure pad piece 51, to reach the mesh for the stability maintenance for dramatically increasing fixed cover 53 and pressure pad piece 51 's.

The above is only the preferred embodiment of the present invention, and the scope of protection of the utility model is not limited only to Above-described embodiment, but technical solution belonging to the idea of the present invention belongs to the scope of protection of the utility model.It should It points out, for those skilled in the art, several modifications without departing from the principle of the utility model And retouching, these modifications and retouching also should be regarded as the scope of protection of the utility model.

Claims

1. a kind of no adjustable valve, it is characterised in that：Including being provided with multiple stomatas（11）Valve seat（1）With with the valve seat （1）It is fixedly connected and is provided with the multiple and seat stomata（11）The limiter stomata being intertwined（77）Lift limit Device（7）, the lift limiter（7）Close to the valve seat（1）Side be provided with lift slot（71）, the lift slot（71）It is interior It is provided with thickness and is less than the lift slot（71）The valve block of thickness（72）, the valve block（72）On be provided with it is multiple with corresponding institute State limiter stomata（77）It is corresponding and with the corresponding seat stomata（11）Staggered waist type stomata（73）, the seat stomata （11）Inside it is plugged with pin（21）, the pin（21）It is connected with the driving pin（21）To the valve block（72）It moves and pushes away Move the valve block（72）To the lift limiter（7）Mobile driving unit, the valve block（72）With the lift limiter （7）Between be provided with the driving valve block（72）With the valve seat（1）The support spring for abutting and squeezing（76）.

2. a kind of no adjustable valve according to claim 1, it is characterised in that：The driving unit includes and the pin （21）The pressure fork being fixedly connected（2）And it is pitched with the pressure（2）The pushing body of clamping（4）, the pushing body（4）Inside be plugged with The valve seat（1）And lift limiter（7）The stud of threaded connection（6）, the stud（6）One end is socketed with from the pushing body （4）It is inside pierced by and lateral wall and the pushing body（4）The matched column guide sleeve of madial wall（3）, the column guide sleeve（3）One end With the valve seat（1）It abuts, the stud（6）Far from the valve seat（1）One end be disposed with bushing（62）And with institute State column guide sleeve（3）The other end and the bushing（62）The pad lid of abutting（64）, the pushing body（4）Inside it is provided with limiting stand （41）, the bushing（62）Towards the valve seat（1）Side and the limiting stand（41）It abuts, the pad lid（64）Far from institute State bushing（62）Side abut have and the stud（6）The nut of threaded connection（65）.

3. a kind of no adjustable valve according to claim 2, it is characterised in that：The column guide sleeve（3）Outer peripheral sidewall On be provided at least one wall guide sleeve（61）.

4. a kind of no adjustable valve according to claim 2, it is characterised in that：The pushing body（4）Far from the valve seat （1）Side and the pad lid（64）Between be provided with pressure fork spring（66）.

5. a kind of no adjustable valve according to claim 4, it is characterised in that：The pushing body（4）Far from the valve seat （1）One end plugged and fixed have pressure pad piece（51）, the pressure fork spring（66）Positioned at the pressure pad piece（51）It is covered with the pad （64）Between, the pressure pad piece（51）It is connected with from the pushing body（4）The compression leg being inside pierced by（5）, the compression leg（5）It is socketed with It is inserted into the pushing body（4）Interior fixed cover（53）, the fixed cover（53）Far from the pressure pad piece（51）Side be provided with It is inserted into the pushing body（4）In madial wall and with the fixed cover（53）The snap ring for abutting and squeezing（54）.

6. a kind of no adjustable valve according to claim 5, it is characterised in that：The fixed cover（53）With the pressure pad piece （51）Between be provided with spring washer（52）.

7. a kind of no adjustable valve according to claim 1, it is characterised in that：The lift slot（71）Inside it is provided with thickness With the lift slot（71）The equal lift pad of thickness（74）.

8. a kind of no adjustable valve according to claim 1, it is characterised in that：The valve block（72）It is plugged with pin（75）, The pin（75）Both ends be respectively perpendicular and be inserted into the valve seat（1）With the lift limiter（7）It is interior.