CN217762330U - Pressure release valve of air compressor - Google Patents
Pressure release valve of air compressor Download PDFInfo
- Publication number
- CN217762330U CN217762330U CN202221349607.7U CN202221349607U CN217762330U CN 217762330 U CN217762330 U CN 217762330U CN 202221349607 U CN202221349607 U CN 202221349607U CN 217762330 U CN217762330 U CN 217762330U
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- valve
- air
- relief valve
- air compressor
- pressure relief
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- 239000000463 material Substances 0.000 claims abstract description 7
- 238000013016 damping Methods 0.000 claims 3
- 238000010276 construction Methods 0.000 claims 1
- 230000030279 gene silencing Effects 0.000 description 27
- 238000000034 method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an air compressor machine relief valve belongs to mechanical technical field. It has solved the big problem of current relief valve noise. This air compressor machine relief valve is equipped with the exhaust hole including the disk seat that is the cylindric and the valve gap of setting in the disk seat upper end at the valve seat top, and the disk seat lower extreme is for being pipy air inlet portion, is equipped with the case in the air inlet portion and makes the case have the spring of cutting off air inlet portion hole trend, is equipped with in the disk seat upper end and matches and the amortization piece of being made by amortization material rather than the hole, and the amortization piece passes through connection structure locking in the disk seat. This air compressor machine relief valve noise is little.
Description
Technical Field
The utility model belongs to the technical field of machinery, a air compressor machine, especially an air compressor machine relief valve is related to.
Background
When the air compressor supplies air for the pneumatic tool, the air compressor belongs to high-pressure air supply, so excessive air supply is easy to occur.
In view of the above problems, the shortcomings have been recognized and improved, such as an air compressor with a release valve (application number: 200510051148.9) disclosed in the chinese patent library, comprising a cylinder, a cylinder cover disposed at one side of the cylinder, an air charging pipe, a pressure gauge, a motor and a main bearing; the inner cavity of the cylinder, the gas-filled tube and the inner cavity of the pressure gauge are in an intercommunicating state; an air release valve is arranged between the air cylinder and the inflation tube, and the air release valve is communicated with the air cylinder and the inflation tube in an inner cavity; the air release valve comprises a valve body, a valve rod, a valve cap locked on the valve body, a sealing ring and a spring; the valve rod is a stepped rod body, and a concave ring part for sleeving the sealing ring is arranged at the middle section of the valve rod; the valve cap is provided with a through hole with the diameter larger than that of the valve rod; the top end of the valve rod penetrates through and extends out of the valve cap, and a pressing head is locked at the outer end of the valve rod extending out of the valve cap; the spring sleeve is arranged at the bottom end of the valve rod so that the valve rod is movably supported on the inner wall of the valve cap in a propping manner and the sealing ring sleeved on the concave ring part at the middle section of the valve rod is supported on the inner wall of the valve cap in a propping manner so as to close the through hole of the valve cap.
Foretell air compressor machine utilizes the release valve to discharge unnecessary gas, fine solution the excessive air feed problem, but release valve can send the noise of "split and split" when high pressure is discharged, and this noise comparison loud, influences whole use and experiences.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided an air compressor machine relief valve that noise at work is little.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides an air compressor machine relief valve, is including the disk seat that is cylindric and set up the valve gap in the disk seat upper end, and the valve gap top is equipped with the exhaust hole, and the disk seat lower extreme is for being pipy portion of admitting air, is equipped with the case in the portion of admitting air and makes the case have the spring of cutting off portion of admitting air hole trend, its characterized in that is equipped with in the disk seat upper end and matches and the amortization piece of being made by amortization material rather than the hole, and the amortization piece passes through connection structure locking in the disk seat.
When the air compressor is actually installed, an air outlet of a pump head of the air compressor is respectively connected with an air inlet part of the pressure release valve and a pneumatic tool; when the air consumption of the pneumatic tool is larger than the air displacement of the air compressor, the pressure release valve does not work; when the air consumption of the pneumatic tool is smaller than the air displacement of the air compressor, the air pressure pushes the valve core to overcome the elastic force of the spring to move and open the inner hole of the air inlet part, and redundant air flows into the valve seat through the inner hole of the air inlet part, then passes through the silencing piece and is finally discharged through the exhaust hole.
Wherein, the noise that the amortization piece produced when being used for absorbing relief valve high pressure exhaust makes whole relief valve work comparatively silent, improves product experience.
In foretell air compressor machine relief valve, foretell connection structure includes that the level is fixed the netted plate in the disk seat, and netted plate is in between amortization piece and the air inlet portion, and the amortization piece presss from both sides tight setting between netted plate and valve gap, has simple structure, simple to operate's advantage.
In the pressure release valve for the air compressor, the convex block is formed on the inner top wall of the valve cover, and the top wall and the bottom wall of the silencing block are respectively tightly pressed on the convex block and the reticular plate. The convex block is formed on the inner side of the valve cover to press the silencing block, so that a certain gap is formed between the exhaust hole and the silencing block, and the gap is utilized to perform exhaust buffering, which is beneficial to the smooth operation of the whole exhaust process and improves the exhaust efficiency.
In the above air compressor pressure relief valve, the silencing block is of an integrated structure.
As another scheme, in the air compressor pressure relief valve, a silencing material is filled in the upper end of the valve seat to form the silencing block.
As another scheme, in the above air compressor pressure release valve, the above connecting structure includes a mesh plate horizontally fixed in the valve seat, the bottom wall of the silencing block is pressed on the mesh plate, and the silencing block is fixedly bonded with the mesh plate.
In the air compressor pressure release valve, the supporting piece used for upwards supporting the net-shaped plate is fixed in the valve seat, and at the moment, the net-shaped plate is clamped and positioned between the silencing block and the supporting piece, so that the net-shaped plate is positioned without inputting extra fasteners during actual assembly, and the structure is further simplified.
In foretell air compressor machine relief valve, foretell support piece is tubulose and vertical setting, and support piece lower extreme inserts air inlet portion and both link firmly mutually, and netted plate diapire is pressed on the support piece roof.
In the above pressure release valve for the air compressor, the inner hole of the support member is a stepped hole, the spring is vertically arranged, and two ends of the spring are respectively pressed on the stepped surface of the stepped hole and the valve core. Support piece both is used for upwards supporting the netted plate of location, is used for downward supporting spring again, and in this application, support piece has a dual-purpose effect of thing promptly, when simplifying the structure, further convenient equipment.
As another scheme, in above-mentioned air compressor machine relief valve, support piece is the column, and support piece has two at least and along the equipartition of air inlet portion circumference, and every support piece roof all presses on netted plate.
In foretell air compressor machine relief valve, be equipped with the external screw thread on the air inlet part, make things convenient for the relief valve installation.
Compared with the prior art, this air compressor machine relief valve has following advantage:
1. in the exhaust process of the pressure release valve, high-pressure gas entering from the air inlet part flows and is discharged towards the exhaust hole through the silencing piece, wherein the silencing piece is used for absorbing noise generated when the pressure release valve exhausts high pressure, so that the whole pressure release valve operates quietly, and the product experience is improved.
2. The convex block is formed on the inner side of the valve cover to press the silencing block, so that a certain gap is formed between the exhaust hole and the silencing block, and the gap is utilized to perform exhaust buffering, which is beneficial to the smooth operation of the whole exhaust process and improves the exhaust efficiency.
3. The supporting piece is used for supporting and positioning the net-shaped plate upwards and supporting the spring downwards, namely the supporting piece has the effect of dual purposes, and the structure is simplified and meanwhile the assembly is further facilitated.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of an air compressor relief valve according to an embodiment.
Fig. 2 is an explosion structure diagram of the pressure relief valve of the air compressor according to the embodiment.
Fig. 3 is a schematic structural view of a pressure relief valve of a second air compressor according to an embodiment.
In the figure, 1, valve seat; 1a, an air inlet part; 1a1, a straight tube body; 1a2, a connecting pipe; 1b, a main body; 2. a valve cover; 2a, an exhaust hole; 2b, a bump; 3. a valve core; 4. a spring; 5. a sound-deadening block; 6. a mesh plate; 7. and a support member.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 1, this air compressor machine relief valve is including being cylindric disk seat 1 and setting valve gap 2 in disk seat 1 upper end, and in the actual product, valve gap 2 and 1 threaded connection of disk seat, both dismouting of being convenient for. Naturally, it is also possible to connect the valve seat 1 and the valve cover 2 by using other fasteners such as screws.
Wherein,
the top of the valve cover 2 is axially penetrated with a plurality of exhaust holes 2a, and preferably, the exhaust holes 2a are arranged in plurality to accelerate the exhaust speed.
The lower end of the valve seat 1 is a tubular air inlet part 1a, and a valve core 3 and a spring 4 which enables the valve core 3 to have the tendency of blocking an inner hole of the air inlet part 1a are arranged in the air inlet part 1a. The upper end of the valve seat 1 is internally provided with a silencing block 5 which is matched with the inner hole of the valve seat and is made of silencing material, and the silencing block 5 is locked in the valve seat 1 through a connecting structure.
In the present embodiment, it is preferred that,
as shown in fig. 1 and 2, the valve seat 1 is a split structure including a main body 1b having a cylindrical shape and a connection pipe 1a2 vertically disposed in the main body 1 b. The lower end of the main body 1b is in a reduced shape to form a straight tube body 1a1, the lower end of the connection tube 1a2 is inserted and fixed in the straight tube body 1a1, and the connection tube 1a2 and the straight tube body 1a1 form the air inlet 1a. The inner wall of the lower end of the connecting pipe 1a2 is provided with a conical surface with the diameter gradually decreasing downwards, the valve core 3 is spherical, and under the action of the spring 4, the valve core 3 can be tightly pressed on the conical surface to separate the inner hole of the connecting pipe 1a2. Preferably, the straight pipe body 1a1 is provided with an external thread and an internal thread, and the lower end of the connecting pipe 1a2 is screwed in the straight pipe body 1a 1.
The connection structure is specifically as follows: comprises a reticular plate 6 horizontally fixed in the valve seat 1, wherein the reticular plate 6 is positioned between the silencing block 5 and the air inlet part 1a, and the silencing block 5 is clamped between the reticular plate 6 and the valve cover 2. Further, a convex block 2b is formed on the inner top wall of the valve cover 2, the exhaust hole 2a and the convex block 2b are arranged in a staggered manner, and the top wall and the bottom wall of the silencing block 5 are respectively pressed on the convex block 2b and the reticular plate 6. The convex block 2b is formed on the inner side of the valve cover 2 to press the silencing block 5, so that a certain gap is formed between the exhaust hole 2a and the silencing block 5, and the gap is utilized for exhaust buffering, which is beneficial to the smooth operation of the whole exhaust process and improves the exhaust efficiency.
The silencing block 5 can also be of an integrated structure, and in this case, the silencing block 5 can be made of foam, fiber sound-absorbing cotton and the like. Naturally, it is also possible to adopt a scheme that the upper end of the valve seat 1 is filled with a sound-deadening material to form the sound-deadening block 5, and in this case, the sound-deadening block 5 may be made of sponge, felt or the like.
As shown in fig. 1, a supporting member 7 for supporting the mesh-like plate member 6 upward is fixed in the valve seat 1, and at this time, the mesh-like plate member 6 is clamped and positioned between the sound-deadening block 5 and the supporting member 7, so that it is not necessary to input an additional fastening member for positioning the mesh-like plate member 6 at the time of actual assembly, to further simplify the structure.
In this embodiment, the supporting member 7 is tubular and vertically disposed, the lower end of the supporting member 7 is inserted into the connecting pipe 1a2 and the two are fixedly connected, and the bottom wall of the mesh plate 6 is pressed on the top wall of the supporting member 7. Further, the inner hole of the support member 7 is a stepped hole, the spring 4 is vertically arranged, and two ends of the spring 4 are respectively pressed on the stepped surface of the stepped hole and the valve core 3. The support member 7 is used for supporting the positioning mesh plate member 6 upward and supporting the spring 4 downward, i.e., in the present application, the support member 7 has a dual-purpose effect, and further facilitates the assembly while simplifying the structure. Preferably, support 7 is screwed to connection pipe 1a2.
When the air compressor is actually installed, the air outlet of the pump head of the air compressor is respectively connected with the air inlet part 1a of the pressure release valve and a pneumatic tool; when the air consumption of the pneumatic tool is larger than the air displacement of the air compressor, the pressure release valve does not work; when the air consumption of the pneumatic tool is smaller than the air displacement of the air compressor, the air pressure pushes the valve core 3 to overcome the elastic force of the spring 4 to move and open the inner hole of the air inlet part 1a, and redundant air flows into the valve seat 1 through the inner hole of the air inlet part 1a, then passes through the silencing piece and is finally discharged through the exhaust hole 2 a. Wherein, the noise that the amortization piece produced when being used for absorbing relief valve high pressure exhaust makes whole relief valve work comparatively silent, improves product experience.
Example two
The structure and principle of the second embodiment are basically the same as those of the first embodiment, and different points are as follows: as shown in fig. 3, the valve seat 1 is a one-piece structure.
EXAMPLE III
The structure and principle of the third embodiment are basically the same as those of the first embodiment, and different points are as follows: the connecting structure comprises a reticular plate 6 which is horizontally fixed in the valve seat 1, the bottom wall of the silencing block 5 is pressed on the reticular plate 6, and the silencing block 5 is fixedly connected with the reticular plate 6 in a bonding way.
Example four
The structure and principle of the fourth embodiment are basically the same as those of the first embodiment, and different points are as follows: the supporting members 7 are columnar, at least two supporting members 7 are uniformly distributed along the circumferential direction of the air inlet part 1a, and the top wall of each supporting member 7 is pressed on the reticular plate member 6.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides an air compressor machine relief valve, including disk seat (1) that is the cylindric and valve gap (2) of setting in disk seat (1) upper end, valve gap (2) top is equipped with exhaust hole (2 a), disk seat (1) lower extreme is for being pipy portion (1 a) of admitting air, be equipped with case (3) in portion (1 a) of admitting air and make case (3) have spring (4) of cutting off portion (1 a) hole trend of admitting air, a serial communication port, be equipped with in disk seat (1) upper end and match and by amortization piece (5) that amortization material was made rather than the hole, and amortization piece (5) pass through connection structure locking in disk seat (1).
2. The pressure relief valve for air compressors according to claim 1, characterized in that said connecting structure comprises a mesh plate (6) horizontally fixed in the valve seat (1), the mesh plate (6) being interposed between the noise damping block (5) and the air intake portion (1 a), and the noise damping block (5) being interposed between the mesh plate (6) and the valve cover (2).
3. The pressure relief valve for air compressors according to claim 2, characterized in that the inner top wall of the valve cover (2) is formed with a projection (2 b), and the top wall and the bottom wall of the noise-damping block (5) are respectively pressed against the projection (2 b) and the mesh plate (6).
4. The air compressor pressure relief valve according to claim 2 or 3, characterized in that the noise dampening block (5) is of one-piece construction.
5. The pressure relief valve for air compressors according to claim 2 or 3, characterized in that the upper end of the valve seat (1) is filled with a sound-deadening material to form said sound-deadening block (5).
6. A pressure relief valve for air compressors according to claim 2 characterized in that a support member (7) for supporting the net-like plate member (6) upward is fixed in the valve seat (1).
7. A pressure relief valve for air compressor according to claim 6 wherein said support member (7) is tubular and vertically disposed, the lower end of the support member (7) is inserted into the air inlet portion (1 a) and is fixedly connected to the air inlet portion and the air inlet portion, and the bottom wall of the mesh plate member (6) is pressed against the top wall of the support member (7).
8. The pressure relief valve for the air compressor according to claim 7, wherein the inner hole of the support member (7) is a stepped hole, the spring (4) is vertically arranged, and two ends of the spring (4) are respectively pressed on the stepped surface of the stepped hole and the valve core (3).
9. A pressure relief valve for air compressors according to claim 6 characterized in that said support members (7) are cylindrical, at least two of said support members (7) are circumferentially and uniformly arranged along said inlet portion (1 a), and the top wall of each support member (7) is pressure equalized on said web-like plate member (6).
10. The pressure relief valve for air compressor according to claim 1, wherein the air inlet portion (1 a) is provided with an external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221349607.7U CN217762330U (en) | 2022-05-27 | 2022-05-27 | Pressure release valve of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221349607.7U CN217762330U (en) | 2022-05-27 | 2022-05-27 | Pressure release valve of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217762330U true CN217762330U (en) | 2022-11-08 |
Family
ID=83889043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221349607.7U Active CN217762330U (en) | 2022-05-27 | 2022-05-27 | Pressure release valve of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217762330U (en) |
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2022
- 2022-05-27 CN CN202221349607.7U patent/CN217762330U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230111 Address after: 317521 Jiangjia Village, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province (in Zhejiang Juba Welding Equipment Manufacturing Co., Ltd.) Patentee after: Zhejiang Juba Compressor Co.,Ltd. Address before: 317523 Jiangjia Village Industrial Zone, Wenchang Road, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: Zhejiang Juba Electromechanical Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |