CN204387422U - A kind of pressure regulator valve - Google Patents
A kind of pressure regulator valve Download PDFInfo
- Publication number
- CN204387422U CN204387422U CN201520004493.6U CN201520004493U CN204387422U CN 204387422 U CN204387422 U CN 204387422U CN 201520004493 U CN201520004493 U CN 201520004493U CN 204387422 U CN204387422 U CN 204387422U
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- China
- Prior art keywords
- pressure
- black box
- leather cup
- ring
- depression bar
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Abstract
The utility model relates to a kind of watering appliance, and particularly a kind of pressure regulator valve, belongs to field of mechanical technique.It solve that existing pressure regulator valve sensitivity is low, the problem of pressure transient.The utility model comprises base and the inner shell being provided with regulator, base offers the water intake be interconnected, water outlet and opening, the bottom of shell to be located on opening and sealed open, also comprise and be arranged on black box in opening and depression bar, the internal surface of black box and opening is fitted and is sealed water outlet, the side of black box offers some osculums, osculum is all communicated with water outlet, the bottom surface of black box offers via, via is communicated with water intake, depression bar one end is connected with regulator, the other end inserts in black box also by regulator shutoff via, water flow energy jack-up depression bar also flows into water outlet by osculum.The utility model has advantage that is highly sensitive, pressure stability.
Description
Technical field
The utility model relates to a kind of watering appliance, particularly a kind of pressure regulator valve.
Background technique
To be high-pressure medium by an aperture be charged in a relatively large chamber realizes decompression for the voltage-regulation principle of pressure regulator valve.Be actually by decompression of damming, valve rod and diaphragm (piston) are installed between snout cavity and outlet plenum, valve rod controls the size of aperture and is connected with diaphragm (piston), the one side of diaphragm or piston is outlet plenum, and one side is the pressure of setting, and high-pressure medium enters valve body from snout cavity, after overcoming the pressure of setting, jack-up valve rod, medium flows into outlet plenum from aperture, completes voltage regulation function.As long as give a fixing pressure like this, so the pressure of outlet plenum will equal this pressure always, and pressure of this setting can be provided by spring or source of the gas or pressure source.
Existing pressure regulator valve adopts diaphragm and piston structure mostly, and diaphragm structure is highly sensitive, low cost of manufacture, but the limited pressure that can bear, piston structure displacement is large, but at the bottom of sensitivity.
Model utility content
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of pressure regulator valve of highly sensitive, pressure stability.
The purpose of this utility model realizes by following technical proposal: a kind of pressure regulator valve, comprise base and the inner shell being provided with regulator, base offers the water intake, water outlet and the opening that are interconnected, the bottom of shell to be located on opening and sealed open, it is characterized in that, also comprise:
Black box, is arranged in opening, and the internal surface of black box and opening is fitted and sealed water outlet, the side of black box offers some osculums, osculum is all communicated with water outlet, and the bottom surface of black box offers via, and via is communicated with water intake;
Depression bar, depression bar one end is connected with regulator, and the other end inserts also by regulator shutoff via in black box, and water flow energy jack-up depression bar also flows into water outlet by osculum.
In above-mentioned a kind of pressure regulator valve, described black box comprises rubber ring, pressure ring and seal ring, rubber ring and seal ring lay respectively at the two ends of black box, via is opened on rubber ring, rubber ring is arranged on open bottom, osculum is opened on pressure ring, and pressure ring and seal ring are all arranged with O shape circle, and the crush seal of O shape circle is on the internal surface of base.
In above-mentioned a kind of pressure regulator valve, the longitudinal section of described pressure ring is in the convex shape stood upside down, be divided into relief portion and guide portion, guide portion is squeezed on rubber ring, rubber ring is recessed to form support slot, be provided with support between relief portion and rubber ring, support one end is resisted against the bottom of support slot, and the other end is resisted against in relief portion.
In above-mentioned a kind of pressure regulator valve, described regulator comprises the level pressure assembly being arranged on housing top end and the spring assembly installed in the enclosure, one end sealed open of spring assembly, and level pressure assembly inserts housing top end and is pushed against on the other end of spring assembly.
In above-mentioned a kind of pressure regulator valve, the end face of described base protrudes and forms mounting groove, leather cup seat is installed in mounting groove, leather cup cover for seat is located on depression bar, the outer of leather cup seat extends to form supporting portion vertically upward, and spring assembly comprises spring, be arranged on the spring seat of spring one end and be arranged on the leather cup of the spring the other end, cup packing mounting groove, the sealed department that the outer of leather cup is protruding upward, sealed department is located on supporting portion.
In above-mentioned a kind of pressure regulator valve, described leather cup offers the fixed hole with open-ended coaxial line, the outer formation stationary platen protruding upward of fixed hole, stationary platen to be provided with and cap, depression bar insert fixed hole and be spirally connected into and cap.
In above-mentioned a kind of pressure regulator valve, described leather cup seat protrudes along fixed hole axis and forms fixing part, and fixing part is resisted against on seal ring, depression bar outer surface protrudes and forms support rim, support rim outer surface protrudes and forms back-up ring, back-up ring diameter is greater than fixed hole diameter.
In above-mentioned a kind of pressure regulator valve, have cavity, the upper surface of leather cup seat offers guide hole between described leather cup seat and leather cup, guide hole is communicated with cavity and water outlet.
In above-mentioned a kind of pressure regulator valve, the bottom of described mounting groove offers circular groove, and circular groove is communicated with guide hole.
In above-mentioned a kind of pressure regulator valve, described level pressure assembly comprises bolt, and bolt vertically inserts housing top end and is squeezed on spring seat, and the other end protrudes housing top end and is provided with nut.
Compared with prior art, the utility model has the following advantages:
1, in the utility model, pressure rod structure is used to replace piston of the prior art or diaphragm structure, current enter from water intake, after overcoming the power that regulator is applied on depression bar, jack-up depression bar, and then current enter the gap between depression bar and black box, and flow out water outlet by osculum, in this structure, depression bar moves linearly along the axial direction of opening in mobile cavity, depression bar not only has the large advantage of piston structure displacement, also there is the advantage that diaphragm structure is highly sensitive, in the course of the work, depression bar can ensure the stability of displacement, improve pressure regulation accuracy and the pressure regulation sensitivity of product.
2, in the utility model, black box is fitted on the internal surface of opening, to seal water outlet, the side of black box offers osculum, osculum is communicated with water outlet, the bottom surface of black box is resisted against the bottom of opening, the bottom surface of black box offers via, via is communicated with water intake, depression bar passes through regulator shutoff via after inserting black box, current overcome regulator and are applied to power on depression bar, promote depression bar to move axially along opening in mobile cavity, current enter the gap between depression bar and black box by water intake, and enter water outlet by the osculum on pressure ring, and then outflow valve body, in this structure, black box design is unique, novel, regulator and depression bar directly contact and are applied on current, water outlet reflects rapidly effect of regulator, improve the sensitivity of product.
3, in the utility model, cavity is had between leather cup seat and leather cup, to part water inevitably be had to flow in cavity when flowing in the gap of current between depression bar and black box, the upper surface of leather cup seat offers guide hole, guide hole is communicated with cavity and water outlet, and after the work of guarantee being completed like this, the water in mobile cavity flows out valve body, reduce the ponding in valve body, prevent because valve body internal water accumulation causes the problem that the working life of product reduces and pressure regulation is unstable, blunt.
Accompanying drawing explanation
Fig. 1 is the structural representation of pressure regulator valve.
Fig. 2 is the structural representation of black box.
Fig. 3 is the partial enlarged drawing in Fig. 1.
In figure, 1, base; 11, water intake; 12, water outlet; 13, opening; 14, black box; 141, seal ring; 142, pressure ring; 142a, relief portion; 142b, guide portion; 142c, osculum; 143, rubber ring; 143a, support slot; 143b, via; 144, O shape circle; 145, support; 15, mounting groove; 151, circular groove; 16, leather cup seat; 161, supporting portion; 162, fixing part; 163, guide hole; 17, depression bar; 171, support protrusion; 172, back-up ring; 18, cavity; 2, shell; 21, regulator; 211, spring; 212, spring seat; 213, leather cup; 213a, sealed department; 213b, fixed hole; 213c, stationary platen; 214 and cap; 215, level pressure assembly; 215a, bolt; 215b, nut; 22, joint.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, this pressure regulator valve comprises base 1 and the inner shell 2 being provided with regulator 21, the longitudinal section of base 1 is in " T " font, base 1 offers the water intake 11, water outlet 12 and the opening 13 that are interconnected, opening 13 and water intake 11 all with base 1 coaxial line, the lower edge of shell 2 extends to form stair-stepping joint 22 along vertical axis direction, joint 22 to be located on opening 13 and sealed open 13, base 1 inside is provided with depression bar 17, in depression bar 17 one end insertion opening 13, the other end is connected on regulator 21.
As depicted in figs. 1 and 2, regulator 21 comprises the level pressure assembly 215 being arranged on shell 2 top and the spring assembly be arranged in shell 2, spring assembly comprises spring seat 212, the leather cup 213 of spring 211 and sealed open 13, spring 211 one end is resisted against on spring seat 212, the other end is resisted against on leather cup 213, level pressure assembly 215 comprises bolt 215a, bolt 215a one end is vertically inserted from shell 2 top and is squeezed in spring seat 212, the other end is bolted with nut 215b and protrudes shell 2 top, after loose nut 215b, turning bolt 215a regulates the power be squeezed on spring seat 212 to carry out the extending amount of control spring seat 212, and then the decrement of control spring 211, thus reach the object of control action to the power on depression bar 17.
As depicted in figs. 1 and 2, leather cup 213 offers the fixed hole 213b with leather cup 213 coaxial line, the interior also jack-up leather cup 213 of fixed hole 213b is inserted on depression bar 17 top, the outer formation stationary platen protruding upward 213c of fixed hole 213b, stationary platen 213c is provided with columniform and cap 214, depression bar 17 insert fixed hole 213b and be spirally connected into and cap 214, the sealed department 213a of outer formation protruding upward " n " font of leather cup 213, and the lower of cap 214 extends along along vertical also cap 214 axial direction and is resisted against on sealed department 213a.
As depicted in figs. 1 and 2, the upper surface of leather cup seat 16 protrudes and is formed with the fixing part 162 with fixed hole 213b coaxial line, depression bar 17 outer surface protrudes and forms support rim, support rim protrudes and forms back-up ring 172, the diameter of back-up ring 172 is greater than the diameter of fixed hole 213b and fixing part 162, cavity 18 is formed between leather cup 213 and leather cup seat 16, depression bar 17 moves axially in the space of cavity 18, this vibrational power flow has support rim, the power institute bending that the anti-Sealing shield ring 172 of energy is applied to by regulator 21 on leather cup 213 because of insufficient strength, reduce the voltage regulation result of regulator 21.
The outer of leather cup seat 16 is protruded vertically upward and is formed supporting portion 161, supporting portion 161 to be inserted in sealed department 213a and is resisted against the bottom of sealed department 213a, the sealing effect of further raising leather cup 213 pairs of openings 13, prevent current from entering shell 2 inner, and causing the pressure on leather cup 213 and institute, to survey data inconsistent, the pressure regulator valve caused is difficult to setting and arrives a certain pressure.
As depicted in figs. 1 and 2, to seal water outlet 12 on the internal surface that black box 14 is fitted in opening 13, the side of black box 14 offers osculum 142c, osculum 142c is for being communicated with water outlet 12, the axis of osculum 142c is mutually vertical with the axis of opening 13, the bottom of black box 14 is fitted in the bottom of opening 13, the bottom of black box 14 offers via 143b, via 143b is for being communicated with water intake 11, the top of black box 14 is resisted against on fixing part 162, black box 14 comprises rubber ring 143, pressure ring 142 and seal ring 141, rubber ring 143 and seal ring 141 all cylindrical and be positioned at the two ends of black box 14, rubber ring 143 and seal ring 141 are all fitted with the internal surface of opening 13, via 143b is opened on rubber ring 143, depression bar 17 to be squeezed on rubber ring 143 through seal ring 141 and pressure ring 142 and to seal and conduct hole 143b, and then be sealed into the mouth of a river 11.
As depicted in figs. 1 and 2, rubber ring 143 and seal ring 141 are fitted with opening 13 internal surface, sealing water outlet 12 after laminating, and on pressure ring 142 and seal ring 141, be all arranged with O shape circle 144, O shape circle 144 lays respectively at the both sides of water outlet 12, O shape circle 144 also can seal water outlet 12 after fitting with opening 13 internal surface, and two-layer sealing configuration effectively raises the sealing of product, and then improves the stability of product.
As depicted in figs. 1 and 2, the longitudinal section of pressure ring 142 is in the convex shape stood upside down, pressure ring 142 lower end is squeezed on rubber ring 143, pressure ring 142 upper end is squeezed in the lower surface of seal ring 141, pressure ring 142 is divided into relief portion 142a and guide portion 142b, on the upper surface that guide portion 142b is squeezed in rubber ring 143 and and have gap between opening 13 internal surface, relief portion 142a is fitted on opening 13 internal surface, O shape circle 144 is set on relief portion 142a, the support 145 of tubulose is installed between relief portion 142a and rubber ring 143, support 145 is set on guide portion 142b, the upper surface of rubber ring 143 is recessed to form mounting groove 15, the lower end abutment of support 145 is in the bottom of mounting groove 15, the upper end of support 145 is squeezed on relief portion 142a.
In product work process, current overcome regulator 21 and are applied to power on depression bar 17, promote depression bar 17 to move axially along opening 13, current enter the gap between depression bar 17 and black box 14 by via 143b and water intake 11, and enter water outlet 12 by the osculum 142c on pressure ring 142, and then outflow valve body, in this process, because there is cavity 18 between leather cup seat 16 and leather cup 213, to part water inevitably be had to flow in cavity 18 when flowing in the gap of current between depression bar 17 and black box 14, so in this structure, the upper surface of leather cup seat 16 offers guide hole 163, guide hole 163 Through-cavity 18 and water outlet 12, and circular groove 151 is offered on the bottom of mounting groove 15, circular groove 151 is communicated with guide hole 163, after like this work of guarantee being completed, water between leather cup 213 and leather cup seat 16 in cavity 18 flows out valve body, reduce the ponding in valve body, prevent because valve body internal water accumulation causes reduce the working life of product and pressure regulation is unstable, blunt problem.
As depicted in figs. 1 and 2, water intake 11 and water outlet 12 have diameter outside to inside to reduce all gradually, the diameter of water intake 11 reduces gradually, when current are certain, increase hydraulic pressure, prevent because hydraulic pressure do not overcome not regulator 21 to the situation of pressure, and the diameter of water outlet 12 is set to become large gradually, meet the principle retaining decompression, can prevent the pipeline being arranged on water outlet 12 from coming off because of water impact.
This pressure regulator valve in an initial condition, comprise the water intake 11 offered and be interconnected, the base 1 of water outlet 12 and opening 13 and the inner shell 2 being provided with regulator 21, the bottom of shell 2 be located on opening 13, the longitudinal section of base 1 is in " T " font, opening 13 and water intake 11 and base 1 coaxial line, depression bar 17 is installed in opening 13, be sealed into the mouth of a river 11 in depression bar 17 one end insertion opening 13, the other end protrudes base 1 end face and is squeezed on regulator 21, gap is had between depression bar 17 and opening 13 internal surface, depression bar 17 is arranged with columniform black box 14, black box 14 and opening 13 internal surface fit to seal water outlet 12, the side of black box 14 offers osculum 142c, osculum 142c is communicated with water outlet 12, the bottom surface of black box 14 offers via 143b, via 143b is communicated with water intake 11, depression bar 17 to insert in black box 14 and seals and conducts hole 143b, current flow to from water intake 11, after overcoming the power that regulator 21 is applied on depression bar 17, flow into the cavity 18 between depression bar 17 and black box 14, and flow out water outlet 12 by osculum 142c.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (10)
1. a pressure regulator valve, comprises base and the inner shell being provided with regulator, base offers the water intake, water outlet and the opening that are interconnected, and the bottom of shell to be located on opening and sealed open, it is characterized in that, also comprises:
Black box, is arranged in opening, and the internal surface of black box and opening is fitted and sealed water outlet, the side of black box offers some osculums, osculum is all communicated with water outlet, and the bottom surface of black box offers via, and via is communicated with water intake;
Depression bar, depression bar one end is connected with regulator, and the other end inserts also by regulator shutoff via in black box, and water flow energy jack-up depression bar also flows into water outlet by osculum.
2. a kind of pressure regulator valve according to claim 1, it is characterized in that, described black box comprises rubber ring, pressure ring and seal ring, rubber ring and seal ring lay respectively at the two ends of black box, via is opened on rubber ring, and rubber ring is arranged on open bottom, and osculum is opened on pressure ring, pressure ring and seal ring are all arranged with O shape circle, and the crush seal of O shape circle is on the internal surface of base.
3. a kind of pressure regulator valve according to claim 1 and 2, it is characterized in that, the longitudinal section of described pressure ring is in the convex shape stood upside down, be divided into relief portion and guide portion, guide portion is squeezed on rubber ring, and rubber ring is recessed to form support slot, is provided with support between relief portion and rubber ring, support one end is resisted against the bottom of support slot, and the other end is resisted against in relief portion.
4. a kind of pressure regulator valve according to claim 1 and 2, it is characterized in that, described regulator comprises the level pressure assembly being arranged on housing top end and the spring assembly installed in the enclosure, one end sealed open of spring assembly, level pressure assembly inserts housing top end and is pushed against on the other end of spring assembly.
5. a kind of pressure regulator valve according to claim 1 and 2, it is characterized in that, the end face of described base protrudes and forms mounting groove, be provided with leather cup seat in mounting groove, leather cup cover for seat is located on depression bar, and the outer of leather cup seat extends to form supporting portion vertically upward, spring assembly comprises spring, be arranged on the spring seat of spring one end and be arranged on the leather cup of the spring the other end, cup packing mounting groove, the sealed department that the outer of leather cup is protruding upward, sealed department is located on supporting portion.
6. a kind of pressure regulator valve according to claim 5, is characterized in that, described leather cup offers the fixed hole with open-ended coaxial line, the outer formation stationary platen protruding upward of fixed hole, stationary platen is provided with and cap, depression bar insert fixed hole and be spirally connected into and cap.
7. a kind of pressure regulator valve according to claim 6, it is characterized in that, described leather cup seat protrudes along fixed hole axis and forms fixing part, fixing part is resisted against on seal ring, depression bar outer surface protrudes and forms support rim, support rim outer surface protrudes and forms back-up ring, back-up ring diameter is greater than fixed hole diameter.
8. a kind of pressure regulator valve according to claim 5, is characterized in that, has cavity, the upper surface of leather cup seat offers guide hole between described leather cup seat and leather cup, and guide hole is communicated with cavity and water outlet.
9. a kind of pressure regulator valve according to claim 8, is characterized in that, the bottom of described mounting groove offers circular groove, and circular groove is communicated with guide hole.
10. a kind of pressure regulator valve according to claim 4, is characterized in that, described level pressure assembly comprises bolt, and bolt vertically inserts housing top end and is squeezed on spring seat, and the other end protrudes housing top end and is provided with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004493.6U CN204387422U (en) | 2015-01-05 | 2015-01-05 | A kind of pressure regulator valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004493.6U CN204387422U (en) | 2015-01-05 | 2015-01-05 | A kind of pressure regulator valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204387422U true CN204387422U (en) | 2015-06-10 |
Family
ID=53360144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520004493.6U Expired - Fee Related CN204387422U (en) | 2015-01-05 | 2015-01-05 | A kind of pressure regulator valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204387422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565463A (en) * | 2015-01-05 | 2015-04-29 | 宁波耀峰液压电器有限公司 | Pressure regulating valve |
| CN107595176A (en) * | 2017-10-19 | 2018-01-19 | 杨勇志 | A kind of touching formula pressure regulation flusher |
-
2015
- 2015-01-05 CN CN201520004493.6U patent/CN204387422U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565463A (en) * | 2015-01-05 | 2015-04-29 | 宁波耀峰液压电器有限公司 | Pressure regulating valve |
| CN107595176A (en) * | 2017-10-19 | 2018-01-19 | 杨勇志 | A kind of touching formula pressure regulation flusher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20200105 |