CN208417645U - A kind of relief valve - Google Patents
A kind of relief valve Download PDFInfo
- Publication number
- CN208417645U CN208417645U CN201820565312.0U CN201820565312U CN208417645U CN 208417645 U CN208417645 U CN 208417645U CN 201820565312 U CN201820565312 U CN 201820565312U CN 208417645 U CN208417645 U CN 208417645U
- Authority
- CN
- China
- Prior art keywords
- sealing element
- shackle member
- pressure release
- pressure
- relief 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of relief valves, it is desirable to provide a kind of compact-sized, easy for installation relief valve, its key points of the technical solution are that including the relief valve of pressure relief opening and face pressure mouth setting, relief valve includes pressure release pedestal, sealing element, elastic component and shackle member；Pressure release chassis interior is equipped with a circular cavity, cavity one end is connected with pressure relief opening, the other end and shackle member are clamped, there are certain gaps for being used for outlet between shackle member and pressure release pedestal, sealing element is located in cavity and is bonded to each other with pressure relief opening, for elastic component between sealing element and shackle member, elastic component pushes against sealing element and shackle member.During the pressure relief process, it when gas enters cavity from pressure relief opening, contradicts onto sealing element, with the increase of gas, sealing element moves upwards promotion elastic component, and sealing element is contradicted to shackle member stop motion, gas flows out from the gap between cavity and buckle, achievees the purpose that pressure release.
Description
Technical field
The utility model relates to car-valve technical field, in particular to a kind of relief valve.
Background technique
Relief valve is a kind of valve that control seat is moved forward and backward when adjusting automotive seat.
Currently, the Chinese patent of Publication No. CN203718065U discloses a kind of relief valve, it includes the first control chamber
With the second control chamber, body base is equipped with the air inlet being connected to the first control chamber, is equipped with and the second control in the side of valve body
The first gas outlet and the second gas outlet of chamber connection processed, the interface channel that the first control chamber and the second control chamber pass through lower end
Connection, is formed with annular mouth, annular mouth internal diameter is less than in the first control chamber and air inlet between the first control chamber and air inlet
Diameter, the first control chamber are equipped with the fixing seat being located above annular mouth, are installed with push rod in fixing seat, push rod extend downward into
Port, push rod outer diameter are less than the internal diameter of annular mouth, and gap is formed between push rod and annular mouth, and push rod lower end extends to
In air inlet, sealing-plug is equipped in push rod lower end.
This pressure-relief valve structure complexity is cumbersome, and installation is complicated, is not easy to fabricate.
Utility model content
The purpose of the utility model is to provide a kind of relief valves, with compact-sized, easy for installation advantage.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of relief valve, including the relief valve that pressure relief opening and face pressure relief opening are arranged, the relief valve include pressure release pedestal,
Sealing element, elastic component and shackle member；Pressure release chassis interior is equipped with a circular cavity, and cavity one end is connected with pressure relief opening, another
End is clamped with shackle member, and there are certain gap for being used for outlet between the shackle member and pressure release pedestal, the sealing element is located at
It is bonded to each other in cavity and with pressure relief opening, for elastic component between sealing element and shackle member, elastic component pushes against sealing element and clamping
Part.
By using above-mentioned technical proposal, during the pressure relief process, when gas enters cavity from pressure relief opening, contradicts and arrive sealing element
On, with the increase of gas, sealing element moves upwards promotion elastic component, and sealing element is contradicted to shackle member stop motion, gas from
It is flowed out at gap between cavity and buckle, achievees the purpose that pressure release；
When gas pressure reduces, sealing element moves downward under the elasticity of elastic component, seals pressure relief opening, overall structure letter
It is single, it is compact, it is convenient for industrialization.
Preferred: the elastic component is spring, and spring one end contradicts convex block, and the other end contradicts shackle member.
By using above-mentioned technical proposal, seal loading can be made uniform as elastic component using spring, while can be with
Limit the direction of motion of sealing element.
Preferred: the sealing element is a seal cap, and the seal cap is a cylinder, and one end face of cylinder and pressure relief opening paste
It closes, other end is equipped with a convex block, and convex block and spring are clamped, and there are certain between the seal cap and the cavity of pressure release pedestal
Gap.
Preferred: the shackle member is a buckle, and the buckle includes ontology, elastic fastening hook, stopper and stop collar, institute
Stating ontology is a cylinder, and one end face of ontology is extended with a stopper, and other end is set there are two elastic fastening hook, between two claws
It is provided with stop collar, stop collar is connect with spring.
Preferred: the pressure release base side wall is provided with card hole corresponding with claw, and pressure release pedestal deviates from the side of pressure relief opening
Equipped with guide groove, guide groove and card hole are interconnected, and the claw is mutually clamped along guide groove linear movement, with card hole.
By using above-mentioned technical proposal, setting convex block and cylinder form a step in seal cap, and stop collar can be with
The convex block of seal cap cooperates, and can be good at making spring clamping limit.The elastic fastening hook of buckle can along guide groove to
Lower movement, until elastic fastening hook is matched with card hole, grab is fixed to each other with pressure release pedestal.
Preferably, being equipped with sponge noise reduction ring between the shackle member and the gap of pressure release pedestal, noise reduction ring one end is contradicted
Pressure release pedestal end face, the other end contradict the end face of stopper.
By using above-mentioned technical proposal, noise reduction ring is arranged to sponge, and sponge has intensive aperture.What can be vented is same
When can also absorb gas flowing sound, have the function that noise reduction.
Preferably, the side of the seal cap fitting pressure relief opening is equipped with bulge loop, the diameter of bulge loop is greater than the straight of seal
Diameter.
By using above-mentioned technical proposal, bulge loop, which is arranged, preferably to be sealed up pressure relief opening, close when air pressure is little
It is good to seal effect.
Preferably, the seal cap side wall is uniformly provided with several semicircular air slots.
By using above-mentioned technical proposal, air slot, which is arranged, to be uniformly arranged simultaneously to first guiding is played
The movement of seal cap can be made more steady.
In conclusion the utility model has the following beneficial effects:
It is whole that seal cap, spring, noise reduction ring and buckle, during the pressure relief process, gas are installed in the cavity of pressure release pedestal
When entering cavity from pressure relief opening, contradict onto sealing element, with the increase of gas, sealing element moves upwards promotion elastic component, close
Sealing is contradicted to shackle member stop motion, and gas flows out from the gap between cavity and buckle, achievees the purpose that pressure release；Work as gas
When body pressure reduces, sealing element moves downward under the elasticity of elastic component, seals pressure relief opening, and overall structure is simple, easy for installation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram between relief valve and pressure relief opening；
Fig. 2 is the portion A structure enlargement diagram in Fig. 1；
Fig. 3 is the structural schematic diagram of buckle.
In figure, 1, pressure relief opening；
2, relief valve；
3, pressure release pedestal；31, cavity；311, card hole；312, guide groove；
4, sealing element；41, seal cap；411, convex block；412, bulge loop；413, air slot；
5, elastic component；51, spring；
6, shackle member；61, it buckles；611, ontology；612, elastic fastening hook；613, stopper；614, stop collar；
7, noise reduction ring.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of relief valve 2, as shown in Figure 1, including the relief valve 2 that pressure relief opening 1 and face pressure relief opening 1 are arranged, the pressure release
Valve 2 includes pressure release pedestal 3, sealing element 4, elastic component 5 and shackle member 6；A circular cavity 31, cavity are equipped with inside pressure release pedestal 3
31 one end are connected with pressure relief opening 1, and the other end and shackle member 6 are clamped, and there are be centainly used between shackle member 6 and pressure release pedestal 3
The gap of outlet, sealing element 4 are located in cavity 31 and are bonded to each other with pressure relief opening 1, and elastic component 5 is located at sealing element 4 and shackle member 6
Between, elastic component 5 pushes against sealing element 4 and shackle member 6.
During the pressure relief process, it when gas enters cavity 31 from pressure relief opening 1, contradicts onto sealing element 4, with the increasing of gas
Greatly, sealing element 4, which moves upwards, pushes elastic component 5, and sealing element 4, which contradicts, arrives 6 stop motion of shackle member, and gas is from cavity 31 and buckles
It is flowed out at gap between 61, achievees the purpose that pressure release；When gas pressure reduce when, sealing element 4 under the elasticity of elastic component 5 to
Lower movement, seals pressure relief opening 1.
As shown in Figures 2 and 3, elastic component 5 is spring 51, and sealing element 4 is a seal cap 41, and shackle member 6 is a buckle 61.
Seal cap 41 is a cylinder, and one end face of cylinder is bonded with pressure relief opening 1, and other end is equipped with a convex block 411, convex block
411 are clamped with spring 51, and there are certain intervals between seal cap 41 and the cavity 31 of pressure release pedestal 3.
Buckle 61 includes ontology 611, elastic fastening hook 612, stopper 613 and stop collar 614, and ontology 611 is a cylinder, this
611 1 end face of body is extended with a stopper 613, and other end is set there are two elastic fastening hook 612, is provided with limit between two claws
Ring 614, stop collar 614 are connect with spring 51.
3 side wall of pressure release pedestal is provided with card hole 311 corresponding with elastic fastening hook 612, and pressure release pedestal 3 deviates from the one of pressure relief opening 1
Side is equipped with guide groove 312, and guide groove 312 and card hole 311 are interconnected, and the claw is along 312 linear movement of guide groove, with card
Hole 311 is mutually clamped.
When installation, seal cap 41 is first put into cavity 31, covers upper spring 51, then the elastic clamping hook compression of buckle 61 along
312 slide downward of guide groove is clamped elastic fastening hook 612 and card hole 311 mutually, completes installation.
Sponge noise reduction ring 7 is equipped between shackle member 6 and the gap of pressure release pedestal 3,7 one end of noise reduction ring contradicts pressure release pedestal 3
End face, the other end contradict the end face of stopper 613.
The side that seal cap 41 is bonded pressure relief opening 1 is equipped with bulge loop 412, and the diameter of bulge loop 412 is greater than the diameter of seal.It is close
41 side wall of sealing cap is uniformly provided with several semicircular air slots 413.
In pressure release, gas is flowed out from pressure relief opening 1, seal cap 41 is ejected upwards, gas is from pressure release pedestal 3 and seals
Gap between cap 41 flows up, and by air slot 413, flows to sponge from the gap between buckle 61 and pressure release pedestal 3 and disappears
It at sound ring 7, is flowed out from noise reduction ring 7, completes pressure leak process, when not pressure release, seal cap 41 is bonded under the elasticity of spring 51 and lets out
Mouth 1 is pressed, gas leakage is prevented.
The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of relief valve, the relief valve (2) being arranged including pressure relief opening (1) and face pressure relief opening, it is characterised in that: the pressure release
Valve (2) includes pressure release pedestal (3), sealing element (4), elastic component (5) and shackle member (6)；It is round that one is equipped with inside pressure release pedestal (3)
Cavity (31), cavity (31) one end are connected with pressure relief opening (1), and the other end and shackle member (6) are clamped, the shackle member (6) with
There are certain gap for being used for outlet between pressure release pedestal (3), the sealing element (4) is located in cavity (31) and and pressure relief opening
(1) it is bonded to each other, elastic component (5) is located between sealing element (4) and shackle member (6), and elastic component (5) pushes against sealing element (4) and blocks
Fitting (6).
2. a kind of relief valve according to claim 1, it is characterised in that: the elastic component (5) is spring (51), spring
(51) one end contradicts convex block (411), and the other end contradicts shackle member (6).
3. a kind of relief valve according to claim 1, it is characterised in that: the sealing element (4) is a seal cap (41), institute
Stating seal cap (41) is a cylinder, and one end face of cylinder is bonded with pressure relief opening (1), and other end is equipped with a convex block (411), convex block
(411) it is clamped with spring (51), there are certain intervals between the seal cap (41) and the cavity (31) of pressure release pedestal (3).
4. a kind of relief valve according to claim 1, it is characterised in that: the shackle member (6) is a buckle (61), described
Buckling (61) includes ontology (611), elastic fastening hook (612), stopper (613) and stop collar (614), and the ontology (611) is
One cylinder, (611) one end face of ontology are extended with a stopper (613), and other end is set there are two elastic fastening hook (612), and two
It is provided between claw stop collar (614), stop collar (614) is connect with spring (51).
5. a kind of relief valve according to claim 1, it is characterised in that: pressure release pedestal (3) side wall is provided with and claw
Corresponding card hole (311), pressure release pedestal (3) are equipped with guide groove (312) away from the side of pressure relief opening (1), guide groove (312) and card
Hole (311) is interconnected, and the claw is mutually clamped along guide groove (312) linear movement, with card hole (311).
6. a kind of relief valve according to claim 1, it is characterised in that: between the shackle member (6) and pressure release pedestal (3)
Sponge noise reduction ring (7) is equipped between gap, noise reduction ring (7) one end contradicts pressure release pedestal (3) end face, and the other end contradicts stopper
(613) end face.
7. a kind of relief valve according to claim 3, it is characterised in that: seal cap (41) fitting pressure relief opening (1)
Side is equipped with bulge loop (412), and the diameter of bulge loop (412) is greater than the diameter of seal.
8. a kind of relief valve according to claim 3, it is characterised in that: seal cap (41) side wall is uniformly provided with several
Semicircular air slot (413).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565312.0U CN208417645U (en) | 2018-04-19 | 2018-04-19 | A kind of relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565312.0U CN208417645U (en) | 2018-04-19 | 2018-04-19 | A kind of relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208417645U true CN208417645U (en) | 2019-01-22 |
Family
ID=65120173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820565312.0U Expired - Fee Related CN208417645U (en) | 2018-04-19 | 2018-04-19 | A kind of relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208417645U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302231A (en) * | 2018-04-19 | 2018-07-20 | 无锡市齐源利隆金属科技有限公司 | A kind of relief valve |
| CN112103806A (en) * | 2020-08-28 | 2020-12-18 | 国网江苏省电力有限公司泰州供电分公司 | Block terminal is from pressure release protection architecture |
| CN108302231B (en) * | 2018-04-19 | 2024-05-31 | 无锡市金帝旸金属科技有限公司 | Pressure relief valve |
-
2018
- 2018-04-19 CN CN201820565312.0U patent/CN208417645U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302231A (en) * | 2018-04-19 | 2018-07-20 | 无锡市齐源利隆金属科技有限公司 | A kind of relief valve |
| CN108302231B (en) * | 2018-04-19 | 2024-05-31 | 无锡市金帝旸金属科技有限公司 | Pressure relief valve |
| CN112103806A (en) * | 2020-08-28 | 2020-12-18 | 国网江苏省电力有限公司泰州供电分公司 | Block terminal is from pressure release protection architecture |
| CN112103806B (en) * | 2020-08-28 | 2022-04-15 | 国网江苏省电力有限公司泰州供电分公司 | Block terminal is from pressure release protection architecture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20210419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |