CN210440190U - Air inlet valve of compressor - Google Patents
Air inlet valve of compressor Download PDFInfo
- Publication number
- CN210440190U CN210440190U CN201920826564.9U CN201920826564U CN210440190U CN 210440190 U CN210440190 U CN 210440190U CN 201920826564 U CN201920826564 U CN 201920826564U CN 210440190 U CN210440190 U CN 210440190U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve plate
- air inlet
- hole
- lift limiter
- 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
Links
Images
Abstract
The utility model discloses a compressor air inlet valve, which comprises a valve seat and a lift limiter arranged corresponding to the valve seat; the valve seat and the lift limiter are fixedly and integrally installed through a vertically installed middle shaft arranged in the middle position, a gap is arranged between the valve seat and the lift limiter, a valve plate is installed in the gap, the middle position of the valve plate penetrates through the middle shaft, and the valve plate can move on the middle shaft; the valve seat is provided with an air inlet hole, the lift limiter is provided with an air outlet hole, and the air outlet hole and the air inlet hole are arranged in a staggered mode. The valve plate in the device is only provided with the limiting hole matched with the limiting sleeve, the structure is simple, the manufacturing is easy, and the cost and the manufacturing flow are reduced; the limiting sleeve can play a role in limiting the valve block in up-and-down movement, and also realizes the function of communicating air inlet by arranging the air inlet, and accordingly simplifies the structure of the valve block, and the valve block is ingenious and reasonable in structure and convenient to use.
Description
Technical Field
The utility model relates to a compressor air valve equipment, concretely relates to compressor admission valve.
Background
The installation of the netted valve plate used by the compressor is usually installed between a valve seat and a lift limiter, the valve seat and the valve plate are both provided with an airflow channel, and the lift limiter is provided with a valve plate spring for propping up the valve plate; the valve plate is arranged to change the opening and closing of the compressor valve body from the traditional opening of a forced mechanism into the automatic opening and closing by pressure difference; when the pressure of the gas entering from the outside is larger than the pressure of the valve plate spring, the valve plate is collided to enable the valve plate to move up and down so as to open the gas valve, and when the gas pressure is too low, the gas valve cannot be opened; in the conventional structure, an air inlet hole and an air outlet hole are respectively arranged on a valve seat and a lift limiter, and a valve hole for transition is arranged on a valve plate, so that high-pressure gas of the compressor can enter by changing the position of the valve hole; in the prior art, the setting process of the valve hole on the valve plate is relatively complicated and troublesome, and the consumed time and cost are high; besides the valve hole, a limiting rod for stabilizing and limiting the position of the valve plate is arranged between the valve seat and the lift limiter, a limiting hole is simultaneously formed in the valve plate, and the limiting rod penetrates through the limiting hole to stably limit the up-down movement of the valve plate, so that the valve hole and the limiting hole surface are formed in the valve plate, and the use area and the cost of the valve plate are greatly limited; in addition, the existing structure has poor sealing performance, and the air inlet channel can be opened as long as the valve plate is separated from the bottom of the valve seat by a certain distance, so that accidents can be caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compressor admission valve to the not enough of prior art existence, its technical scheme as follows:
the compressor air inlet valve comprises a valve seat and a lift limiter arranged corresponding to the valve seat; the valve seat and the lift limiter are fixedly and integrally installed through a vertically installed middle shaft arranged in the middle position, a gap is arranged between the valve seat and the lift limiter, a valve plate is installed in the gap, the middle position of the valve plate penetrates through the middle shaft, and the valve plate can move on the middle shaft; the valve seat is provided with an air inlet hole, the lift limiter is provided with an air outlet hole, and the air outlet hole and the air inlet hole are arranged in a staggered manner; the lift limiter is also provided with a valve plate spring, the upper end of the valve plate spring is installed on the valve plate, and the valve plate is tightly attached to the lower end part of the valve seat upwards under the propping action of the valve plate spring to block the air inlet; the upper end of the air outlet hole is also provided with a limiting sleeve in an upward extending manner, the upper end of the limiting sleeve is fixed on the valve seat in an extending manner, the valve plate is also provided with a limiting hole matched with the limiting sleeve, and the limiting sleeve penetrates through the limiting hole on the valve plate; the limiting sleeve is communicated with the air outlet hole, an air inlet is further formed in the lower end portion of the limiting sleeve, and air inlet of the valve body is achieved through the air inlet.
Preferably, the air inlet holes and the air outlet holes are all arranged in a circular hole structure, and are uniformly distributed on the valve seat and the lift limiter in an annular manner; and the limiting sleeve is correspondingly arranged.
Preferably, the upper end surface of the lift limiter is further provided with a spring groove which is recessed downwards, and the valve plate spring is installed in the valve plate spring.
Preferably, the upper end of the valve plate is further provided with a sealing block protruding upwards, the position of the sealing block corresponds to the air inlet hole, and when the valve plate is pushed tightly, the sealing block is correspondingly pressed into the air inlet hole.
Preferably, the position of the air inlet hole in the valve seat corresponds to the position of the spring groove in the lift limiter, and the installation position of the valve plate spring corresponds to the position of the sealing block.
Preferably, both sides of the lower end of the limiting sleeve are provided with air inlets, when the valve plate is tightly pushed, the valve plate is located above the air inlets, when high-pressure air is introduced into the air inlets, the valve plate is downwards extruded and pressed at the upper end of the lift limiter, and the air inlets are exposed from the upper side of the valve plate and communicated with the air inlets and the air outlets.
Preferably, the lower end part of the middle shaft is provided with a spring piece.
Has the advantages that: the utility model discloses following beneficial effect has:
(1) in the device, a valve hole is not arranged on a valve plate, but the transitional action of the valve hole is transferred into a limiting sleeve, a limiting rod in the prior art is converted into a limiting sleeve structure, the inside of the limiting sleeve is of a hollow structure, the lower end of the limiting sleeve is provided with an air inlet and is connected with an air outlet, the upper end of the limiting sleeve is fixedly arranged on a valve seat, and only the limiting hole corresponding to the limiting sleeve is arranged on the corresponding valve plate; when air is not fed, the valve plate is pushed up tightly under the action of the valve plate spring to seal the air inlet; when high-pressure gas is introduced into the gas inlet hole, the valve plate can be extruded downwards, the valve plate moves downwards on the limiting sleeve, the gas inlet on the limiting sleeve is exposed, and gas entering the gas inlet hole enters the limiting sleeve from the gas inlet so as to enter the valve body from the gas outlet hole; the valve plate in the device is only provided with the limiting hole matched with the limiting sleeve, the structure is simple, the manufacturing is easy, and the cost and the manufacturing flow are reduced; the limiting sleeve not only can play a role in limiting the up-and-down movement of the valve plate, but also realizes the function of communicating air inlet by arranging the air inlet, and correspondingly simplifies the structure of the valve plate, and has ingenious and reasonable structure and convenient use;
(2) the device also has ideal sealing performance and stability, and the valve plate spring can be stably installed by correspondingly arranging the spring groove on the lift limiter, so that the space occupied by the valve plate spring is reduced; the valve plate is provided with a raised sealing block which can completely seal the air inlet; and in this device, the high-pressure gas that outside lets in must extrude the lower extreme with the valve block, exposes the air inlet that sets up on the spacing sleeve and just can realize admitting air, sets up like this and increases leakproofness and safety guarantee to avoid leading to the incident because of the accident.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1, the compressor intake valve comprises a valve seat 1 and a lift limiter 2 corresponding to the valve seat 1; the valve seat 1 and the lift limiter 2 are fixedly and integrally installed through a vertically installed middle shaft 3 arranged at the middle position, a gap is arranged between the valve seat 1 and the lift limiter 2, a valve plate 4 is installed in the gap, the middle position of the valve plate 4 is penetrated through the middle shaft 3, and the valve plate 4 can move on the middle shaft 3; an air inlet hole 5 is formed in the valve seat 1, an air outlet hole 6 is formed in the lift limiter 2, and the air outlet hole 6 and the air inlet hole 5 are arranged in a staggered mode; a valve plate spring 13 is further arranged on the lift limiter 2, the upper end of the valve plate spring 13 is mounted on the valve plate 4, and the valve plate 4 is tightly attached to the lower end of the valve seat 1 upwards under the propping action of the valve plate spring 13 to block the air inlet 5; the upper end of the air outlet hole 6 is also provided with a limiting sleeve 7 in an upward extending manner, the upper end of the limiting sleeve 7 is fixed on the valve seat 1 in an extending manner, the valve plate 4 is also provided with a limiting hole 8 matched with the limiting sleeve 7, and the limiting sleeve 7 penetrates through the limiting hole 8 on the valve plate 4; the limiting sleeve 7 is communicated with the air outlet hole 6, an air inlet 9 is further arranged at the lower end part of the limiting sleeve 7, and air inlet of the valve body is achieved through the air inlet 9.
The air inlet holes 5 and the air outlet holes 6 are both arranged in a circular hole structure and are uniformly distributed on the valve seat 1 and the lift limiter 2 in an annular shape; the limiting sleeve 7 is correspondingly arranged; the upper end surface of the lift limiter 2 is further provided with a spring groove 10 recessed downward, and a leaf spring 13 is installed in the leaf spring 13.
The upper end of the valve plate 4 is also provided with a sealing block 11 which protrudes upwards, the position of the sealing block 11 corresponds to the air inlet 5, and when the valve plate 4 is pushed tightly, the sealing block 11 is correspondingly pressed into the air inlet 5; the position of the air inlet hole 5 on the valve seat 1 corresponds to the position of the spring groove 10 on the lift limiter 2, and the installation position of the valve plate spring 13 corresponds to the position of the sealing block 11.
Both sides of the lower end of the limiting sleeve 7 are provided with air inlets 9, when the valve plate 4 is tightly pushed, the valve plate 4 is positioned above the air inlets 9, when high-pressure air is introduced into the air inlet 5, the valve plate 4 is extruded downwards and is pressed at the upper end of the lift limiter 2, and the air inlets 9 are exposed from the upper side of the valve plate 4 and communicated with the air inlet 5 and the air outlet 6; the lower end of the middle shaft is provided with a spring element 12.
In the device, a valve hole is not arranged on a valve plate, but the transitional action of the valve hole is transferred into a limiting sleeve, a limiting rod in the prior art is converted into a limiting sleeve structure, the inside of the limiting sleeve is of a hollow structure, the lower end of the limiting sleeve is provided with an air inlet and is connected with an air outlet, the upper end of the limiting sleeve is fixedly arranged on a valve seat, and only the limiting hole corresponding to the limiting sleeve is arranged on the corresponding valve plate; when air is not fed, the valve plate is pushed up tightly under the action of the valve plate spring to seal the air inlet; when high-pressure gas is introduced into the gas inlet hole, the valve plate can be extruded downwards, the valve plate moves downwards on the limiting sleeve, the gas inlet on the limiting sleeve is exposed, and gas entering the gas inlet hole enters the limiting sleeve from the gas inlet so as to enter the valve body from the gas outlet hole; the valve plate in the device is only provided with the limiting hole matched with the limiting sleeve, the structure is simple, the manufacturing is easy, and the cost and the manufacturing flow are reduced; the limiting sleeve can play a role in limiting the valve block in up-and-down movement, and also realizes the function of communicating air inlet by arranging the air inlet, and accordingly simplifies the structure of the valve block, and the valve block is ingenious and reasonable in structure and convenient to use.
The device also has ideal sealing performance and stability, and the valve plate spring can be stably installed by correspondingly arranging the spring groove on the lift limiter, so that the space occupied by the valve plate spring is reduced; the valve plate is provided with a raised sealing block which can completely seal the air inlet; and in this device, the high-pressure gas that outside lets in must extrude the lower extreme with the valve block, exposes the air inlet that sets up on the spacing sleeve and just can realize admitting air, sets up like this and increases leakproofness and safety guarantee to avoid leading to the incident because of the accident.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A compressor air admission valve characterized by: comprises a valve seat (1) and a lift limiter (2) arranged corresponding to the valve seat (1); the valve seat (1) and the lift limiter (2) are fixedly and integrally installed through a vertically installed middle shaft (3) arranged in the middle position, a gap is formed between the valve seat (1) and the lift limiter (2), a valve plate (4) is installed in the gap, the middle position of the valve plate (4) penetrates through the middle shaft (3), and the valve plate (4) can move on the middle shaft (3); an air inlet hole (5) is formed in the valve seat (1), an air outlet hole (6) is formed in the lift limiter (2), and the air outlet hole (6) and the air inlet hole (5) are arranged in a staggered mode; a valve plate spring (13) is further arranged on the lift limiter (2), the upper end of the valve plate spring (13) is mounted on the valve plate (4), and the valve plate (4) is tightly attached to the lower end of the valve seat (1) upwards under the propping action of the valve plate spring (13) to block the air inlet (5); the upper end of the air outlet hole (6) is also provided with a limiting sleeve (7) in an upward extending manner, the upper end of the limiting sleeve (7) is fixed on the valve seat (1) in an extending manner, a limiting hole (8) matched with the limiting sleeve (7) is also arranged on the valve plate (4), and the limiting sleeve (7) penetrates through the limiting hole (8) on the valve plate (4); the limiting sleeve (7) is communicated with the air outlet hole (6), an air inlet (9) is further formed in the lower end portion of the limiting sleeve (7), and air inlet of the valve body is achieved through the air inlet (9).
2. A compressor inlet valve as set forth in claim 1, wherein: the air inlet holes (5) and the air outlet holes (6) are all arranged in a circular hole structure, and are uniformly distributed on the valve seat (1) and the lift limiter (2) in an annular manner; and the limiting sleeve (7) is correspondingly arranged.
3. A compressor inlet valve as set forth in claim 1, wherein: the lift limiter is characterized in that a spring groove (10) which is sunken downwards is further formed in the upper end face of the lift limiter (2), and the valve plate spring (13) is installed in the valve plate spring (13).
4. A compressor inlet valve according to claim 3, wherein: the upper end of the valve plate (4) is also provided with a sealing block (11) which protrudes upwards, the position of the sealing block (11) corresponds to the air inlet hole (5), and when the valve plate (4) is pushed tightly, the sealing block (11) is correspondingly pressed into the air inlet hole (5).
5. A compressor inlet valve according to claim 4, wherein: the position of an air inlet hole (5) on the valve seat (1) corresponds to the position of a spring groove (10) on the lift limiter (2), and the installation position of a valve plate spring (13) corresponds to the position of a sealing block (11).
6. A compressor inlet valve as set forth in claim 1, wherein: the lower extreme both sides of spacing sleeve (7) all be provided with air inlet (9), when valve block (4) by the top tight, valve block (4) are located the top of air inlet (9), and when inlet port (5) let in high-pressure gas, valve block (4) extrude downwards, are pressed in the upper end of lift limiter (2), air inlet (9) expose from the top of valve block (4), communicate inlet port (5) and venthole (6).
7. A compressor inlet valve as set forth in claim 1, wherein: the lower end part of the middle shaft is provided with a spring piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920826564.9U CN210440190U (en) | 2019-06-03 | 2019-06-03 | Air inlet valve of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920826564.9U CN210440190U (en) | 2019-06-03 | 2019-06-03 | Air inlet valve of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210440190U true CN210440190U (en) | 2020-05-01 |
Family
ID=70402795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920826564.9U Expired - Fee Related CN210440190U (en) | 2019-06-03 | 2019-06-03 | Air inlet valve of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210440190U (en) |
-
2019
- 2019-06-03 CN CN201920826564.9U patent/CN210440190U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109850370B (en) | Use convenient inner cup subassembly | |
| CN111039429B (en) | Sewage treatment is with preventing blockking up aeration head | |
| CN210440190U (en) | Air inlet valve of compressor | |
| CN210440191U (en) | One-way valve of compressor | |
| CN107269890B (en) | Compressible sealing backing plate water change valve | |
| CN209724611U (en) | A kind of embedded compressor valve | |
| CN201715055U (en) | Adjustable non-return pressure relief valve | |
| CN114889977A (en) | Pre-pressing type all-plastic spray pump | |
| CN212557498U (en) | Novel foam pump | |
| CN219139948U (en) | Double-lock water suction valve | |
| CN213362552U (en) | Gas outlet valve for lighter | |
| CN203635396U (en) | Novel series sprayer | |
| CN202048265U (en) | Power actuator for pneumatic draining valve | |
| CN218376687U (en) | Valve delay opening mechanism | |
| CN203782842U (en) | Hydraulic flashing valve | |
| CN210397034U (en) | Streamlined roof pressure pneumatic valve device | |
| CN206156006U (en) | Cask dispenser valve body of built -in admission valve | |
| CN208326117U (en) | A kind of lifters drive mechanism | |
| CN202418604U (en) | Electromagnetic valve | |
| CN219933068U (en) | Novel gas self-closing valve | |
| CN207762261U (en) | A kind of solenoid electric valve | |
| CN203571101U (en) | Single-core triple valve | |
| CN211145477U (en) | Explosion-proof valve inside | |
| CN215059524U (en) | Service valve for liquefied petroleum gas cylinder | |
| CN214093157U (en) | High-precision gas proportional valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200501 Termination date: 20210603 |