CN212479281U - Nitrogen valve with safety protection function - Google Patents
Nitrogen valve with safety protection function Download PDFInfo
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- CN212479281U CN212479281U CN202021055029.7U CN202021055029U CN212479281U CN 212479281 U CN212479281 U CN 212479281U CN 202021055029 U CN202021055029 U CN 202021055029U CN 212479281 U CN212479281 U CN 212479281U
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- Prior art keywords
- valve body
- wall
- valve
- protection function
- safety protection
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052757 nitrogen Inorganic materials 0.000 title description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 23
- 239000012535 impurity Substances 0.000 description 18
- 239000003245 coal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses a nitrogen gas valve with safety protection function, which comprises a valve body, the one end of valve body is connected with vice valve body, the inner wall one end of valve body is connected with the case, the valve body inner wall is located one side of case and installs the piston, one side of valve body is provided with first air inlet, one side that valve body one side is located first air inlet is provided with the second air inlet, the outer wall connection of vice valve body has the storing ring, the sealed pad of one end connection of vice valve body. The utility model discloses a set up the fixed plate, when using the device, get into first air inlet through control high-pressure gas and promote piston and valve body in close contact with, seal the valve body, when the inside atmospheric pressure of valve body one side pipeline was too high, high-pressure gas promoted the fixed plate to one side motion, and the fixed plate promotes the bracing piece to one side motion to open the logical groove of case inside, high-pressure gas obtains the release along leading to the groove.
Description
Technical Field
The utility model relates to a valve field, concretely relates to nitrogen gas valve with safety protection function.
Background
The hydraulic support is a key supporting device for comprehensive mechanical coal mining, and relates to the safety of the whole fully mechanized coal mining process, the safety performance of the hydraulic support is mainly realized by a hydraulic assembly, and the safety performance of the hydraulic support is ensured in order to ensure that the pressure in the hydraulic support does not exceed the maximum limit value.
But its when in actual use, traditional nitrogen gas valve often can take place to burst when bearing high pressure, seriously influences staff's life and health, has reduced the life of valve, can wear out the internal component with gas entering impurity and age with higher speed with the part in the valve body simultaneously.
Therefore, it is necessary to invent a nitrogen gas valve with safety protection function to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a nitrogen gas valve with safety protection function, through setting up the fixed plate, be convenient for effectively protect the valve body internal component, effectively avoid leading to the valve body to break because of the high pressure, promote the life of valve body, through setting up the storing ring, be convenient for carry out effectual interception to impurity in the gas and store and clear away, effectively prevent that impurity from getting into the inside grinding component of valve body, the life of impairment valve body to solve the above-mentioned weak point in the technique.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a nitrogen gas valve with safety protection function, includes the valve body, the one end of valve body is connected with vice valve body, the inner wall one end of valve body is connected with the case, the valve body inner wall is located one side of case and installs the piston, one side of valve body is provided with first air inlet, one side that valve body one side is located first air inlet is provided with the second air inlet, the outer wall connection of vice valve body has the storing ring, the sealed pad is connected to the one end of vice valve body, the inside of storing ring is provided with the storing groove, the inboard of storing ring is provided with the mounting groove, one side of case is provided with the spout, the fixed plate is installed to the inner wall of spout, the both sides of fixed plate all are connected with the bracing piece, the outer wall of bracing piece is provided.
Preferably, the inner wall of one side of the valve body is provided with a thread structure, and the valve body is fixedly connected with the auxiliary valve body through a bolt.
Preferably, the outer wall of the auxiliary valve body is provided with a thread structure matched with the storage ring at the position where the storage ring is contacted, and the filter screen is provided with a thread structure matched with the storage ring at the position where the filter screen is contacted with the storage ring.
Preferably, the outer wall of the fixed plate is matched with the inner wall of the sliding groove, and the supporting rods are welded on two sides of the fixed plate.
Preferably, the spring is fixed on the outer wall of the support rod through a bolt, and two sides of one end of the valve core are matched with one end of the piston.
Preferably, the outer wall of the filter screen is matched with the inner wall of the groove in the auxiliary valve body, and a through hole is formed in one side, located on the sliding groove, of the inner wall of the valve core.
In the technical scheme, the utility model provides a technological effect and advantage:
1. by arranging the fixing plate, when the device is used, high-pressure gas is controlled to enter the first air inlet to push the piston to be in close contact with the valve body, the valve body is sealed, when the air pressure in the pipeline at one side of the valve body is too high, the high-pressure gas pushes the fixing plate to move to one side, the fixing plate pushes the supporting rod to move to one side, so that the through groove in the valve core is opened, the high-pressure gas is released along the through groove, the internal elements of the valve body can be effectively protected, the valve body is effectively prevented from being broken due to high pressure, and the service life of the;
2. through setting up the storing ring, when using the device, vice valve body is fixed through bolt and valve body, after long-time the use, be convenient for unpick and wash valve body and vice valve body, the storing ring is installed through the outer wall at vice valve body, the filter screen is installed to the storing inner wall, the filter screen filters gas, impurity to wherein intercepts, impurity storage tank inner wall, impurity storage is cleared up the impurity of storing tank inner wall under going through rotating the storing ring after long-time storage, be convenient for carry out effectual interception storage and clear away impurity in the gas, effectively prevent that impurity from getting into the inside grinding component of valve body, the life of detracts the valve body.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic view of a storage ring structure of the present invention;
fig. 4 is an enlarged view of a portion a of fig. 1 according to the present invention.
Description of reference numerals:
1 valve body, 2 auxiliary valve bodies, 3 valve cores, 4 pistons, 5 first air inlets, 6 second air inlets, 7 storage rings, 8 sealing gaskets, 9 storage grooves, 10 mounting grooves, 11 sliding grooves, 12 fixing plates, 13 supporting rods, 14 springs and 15 filter screens.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a nitrogen valve with safety protection function as shown in figures 1-4, which comprises a valve body 1, one end of the valve body 1 is connected with an auxiliary valve body 2, one end of the inner wall of the valve body 1 is connected with a valve core 3, a piston 4 is arranged on one side of the valve core 3 on the inner wall of the valve body 1, one side of the valve body 1 is provided with a first air inlet 5, one side of the valve body 1 on the first air inlet 5 is provided with a second air inlet 6, the outer wall of the auxiliary valve body 2 is connected with a storage ring 7, one end of the auxiliary valve body 2 is connected with a sealing gasket 8, the storage ring 7 is internally provided with a storage groove 9, the inner side of the storage ring 7 is provided with a mounting groove 10, one side of the valve core 3 is provided with a chute 11, a fixing plate 12 is arranged on the inner wall of the chute 11, two sides of the, and a filter screen 15 is arranged on the inner wall of the storage ring 7 and positioned on the inner side of the auxiliary valve body 2.
Furthermore, in the above technical scheme, a thread structure is arranged on the inner wall of one side of the valve body 1, so that the valve body 1 can be fixed and mounted conveniently, and the valve body 1 is fixedly connected with the auxiliary valve body 2 through a bolt, so that the valve body 1 and the auxiliary valve body 2 can be fixed and detached conveniently.
Further, in the above technical scheme, the outer wall of the auxiliary valve body 2 is provided with a thread structure matched with the storage ring 7 at a position where the storage ring 7 is in contact, so that the storage ring 7 is conveniently fixed, and the filter screen 15 is provided with a thread structure matched with the storage ring 7 at a position where the filter screen is in contact with the storage ring 7, so that the filter screen 15 is conveniently fixed at the position.
The implementation mode is specifically as follows: when using the device, it promotes piston 4 and valve body 1 in close contact with to get into first air inlet 5 through control high-pressure gas, seal valve body 1, when the inside atmospheric pressure of pipeline is too high in one side of valve body 1, high-pressure gas promotes fixed plate 12 and moves to one side, fixed plate 12 promotes bracing piece 13 and moves to one side, thereby open the logical groove inside case 3, high-pressure gas obtains the release along leading to the groove, be convenient for effectively protect valve body 1 internal element, effectively avoid leading to valve body 1 to break because of the high pressure, promote the life of valve body 1, this embodiment has specifically solved traditional nitrogen gas valve that exists among the prior art when bearing the high pressure, often can take place to burst, seriously influence staff's life health, the life's of valve problem has been reduced simultaneously.
As shown in fig. 1-4: the outer wall of fixed plate 12 and the inner wall phase-match of spout 11 are convenient for fixed of fixed plate 12 position, bracing piece 13 welds in the both sides of fixed plate 12, is convenient for strengthen the steadiness between bracing piece 13 and fixed plate 12.
Further, in the above technical solution, the spring 14 is fixed on the outer wall of the support rod 13 by a bolt, so that the spring 14 is conveniently installed and fixed, two sides of one end of the valve core 3 are matched with one end of the piston 4, and the piston 4 and the valve core 3 are conveniently sealed or conducted with respect to the valve body 1.
Furthermore, in the above technical scheme, the outer wall of the filter screen 15 is matched with the inner wall of the groove in the auxiliary valve body 2, so that the filter screen 15 is conveniently fixed and installed, and the through hole is formed in one side, located at the chute 11, of the inner wall of the valve core 3, so that the valve body 1 can be conveniently dredged when the internal pressure of the valve body 1 is too high.
The implementation mode is specifically as follows: when using the device, vice valve body 2 is fixed through bolt and valve body 1, after long-time use, be convenient for unpick and wash valve body 1 and vice valve body 2, storing ring 7 is installed through the outer wall at vice valve body 2, filter screen 15 is installed to storing ring 7 inner wall, filter screen 15 filters gas, impurity wherein intercepts, impurity storage is in storing groove 9 inner wall, remove storing ring 7 through rotating storing ring 7 after long-time storage and clear up the impurity of storing groove 15 inner wall down, be convenient for carry out effectual interception to impurity in the gas and store and clear up, effectively prevent impurity entering valve body 1 inside grinding component, the life of detracting valve body 1, this embodiment has specifically solved the problem that can be along with gas entering impurity wearing and tearing inside component accelerated ageing part in the valve body that exists among the prior art.
This practical theory of operation:
referring to the attached drawings 1-4 of the specification, when the device is used, high-pressure gas is controlled to enter the first gas inlet 5 to push the piston 4 to be in close contact with the valve body 1, the valve body 1 is sealed, when the gas pressure in a pipeline at one side of the valve body 1 is too high, the high-pressure gas pushes the fixing plate 12 to move towards one side, the fixing plate 12 pushes the supporting rod 13 to move towards one side, so that the through groove in the valve core 3 is opened, and the high-pressure gas is released along the through groove;
referring to the attached drawings 1-4 of the specification, when the device is used, the auxiliary valve body 2 is fixed with the valve body 1 through a bolt, after the device is used for a long time, the valve body 1 and the auxiliary valve body 2 are convenient to disassemble and wash, the storage ring 7 is installed on the outer wall of the auxiliary valve body 2, the inner wall of the storage ring 7 is provided with the filter screen 15, the filter screen 15 filters gas, impurities in the gas are intercepted, the impurities are stored on the inner wall of the storage groove 9, and after the device is stored for a long time, the storage ring 7 is rotated to remove the impurities on the inner wall of the storage groove 15.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a nitrogen gas valve with safety protection function, includes valve body (1), its characterized in that: one end of the valve body (1) is connected with an auxiliary valve body (2), one end of the inner wall of the valve body (1) is connected with a valve core (3), one side, located on the valve core (3), of the inner wall of the valve body (1) is provided with a piston (4), one side of the valve body (1) is provided with a first air inlet (5), one side, located on the first air inlet (5), of one side of the valve body (1) is provided with a second air inlet (6), the outer wall of the auxiliary valve body (2) is connected with a storage ring (7), one end of the auxiliary valve body (2) is connected with a sealing gasket (8), a storage groove (9) is formed in the storage ring (7), an installation groove (10) is formed in the inner side of the storage ring (7), one side of the valve core (3) is provided with a sliding groove (11), a fixing plate (12) is installed on, the outer wall of bracing piece (13) is provided with spring (14), filter screen (15) are installed to the inboard that storage ring (7) inner wall is located vice valve body (2).
2. A nitrogen gas valve with a safety protection function according to claim 1, characterized in that: the inner wall of one side of the valve body (1) is provided with a thread structure, and the valve body (1) is fixedly connected with the auxiliary valve body (2) through a bolt.
3. A nitrogen gas valve with a safety protection function according to claim 1, characterized in that: the outer wall of the auxiliary valve body (2) is provided with a thread structure matched with the storage ring (7) at the position contacted with the storage ring (7), and the filter screen (15) is provided with a thread structure matched with the storage ring (7) at the position contacted with the storage ring (7).
4. A nitrogen gas valve with a safety protection function according to claim 1, characterized in that: the outer wall of fixed plate (12) and the inner wall phase-match of spout (11), bracing piece (13) welding is in the both sides of fixed plate (12).
5. A nitrogen gas valve with a safety protection function according to claim 1, characterized in that: the spring (14) is fixed on the outer wall of the support rod (13) through a bolt, and two sides of one end of the valve core (3) are matched with one end of the piston (4).
6. A nitrogen gas valve with a safety protection function according to claim 1, characterized in that: the outer wall of the filter screen (15) is matched with the inner wall of the groove in the auxiliary valve body (2), and a through hole is formed in one side, located on the sliding groove (11), of the inner wall of the valve core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055029.7U CN212479281U (en) | 2020-06-10 | 2020-06-10 | Nitrogen valve with safety protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055029.7U CN212479281U (en) | 2020-06-10 | 2020-06-10 | Nitrogen valve with safety protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212479281U true CN212479281U (en) | 2021-02-05 |
Family
ID=74417355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021055029.7U Active CN212479281U (en) | 2020-06-10 | 2020-06-10 | Nitrogen valve with safety protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212479281U (en) |
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2020
- 2020-06-10 CN CN202021055029.7U patent/CN212479281U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A nitrogen valve with safety protection function Effective date of registration: 20231206 Granted publication date: 20210205 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: Shanghai Kaiheng GuangYue Machinery Manufacturing Co.,Ltd. Registration number: Y2023310000812 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |