CN219284603U - Good pressure bar chamber wall leak hunting structure of stability - Google Patents
Good pressure bar chamber wall leak hunting structure of stability Download PDFInfo
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- CN219284603U CN219284603U CN202320020758.6U CN202320020758U CN219284603U CN 219284603 U CN219284603 U CN 219284603U CN 202320020758 U CN202320020758 U CN 202320020758U CN 219284603 U CN219284603 U CN 219284603U
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- inspection sleeve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model relates to the technical field of air pressure rod leakage detection, in particular to an air pressure rod cavity wall leakage detection structure with good stability. The novel vacuum inspection device comprises an inspection sleeve, a sealing cover is connected to the top of the inspection sleeve in a threaded manner, a spring is connected to the inner wall of the inspection sleeve, a clamping plate is fixedly connected to one end of the spring, a vacuumizing pump is arranged on one side of the inspection sleeve, an exhaust pipe is connected to the vacuumizing pump, one end of the exhaust pipe penetrates through the inside of the inspection sleeve, a first pressure gauge is arranged on the exhaust pipe, a nitrogen sensor and a gas pressure sensor are arranged in an inner cavity of the inspection sleeve, a nitrogen cylinder is arranged on one side of the inspection sleeve, a first air pump is connected to the nitrogen cylinder, an air inlet pipe is fixedly connected to the output end of the first air pump, the other end of the air inlet pipe is communicated with the inspection sleeve, and a second pressure gauge is arranged on the air inlet pipe. The utility model can effectively limit the air pressure rod, has good sealing performance, can recycle nitrogen and improves the checking effect.
Description
Technical Field
The utility model relates to the technical field of air pressure rod leakage detection, in particular to an air pressure rod cavity wall leakage detection structure with good stability.
Background
The pneumatic rod comprises a hollow tubular outer cylinder which extends vertically, a hollow tubular inner cylinder which is fixedly connected in the outer cylinder in a coaxial manner and internally defines an air chamber, a piston which is hermetically plugged in the inner cylinder in a vertical moving manner, a control device which extends downwards from the piston to the outer cylinder and is hermetically arranged in the upper end part of the inner cylinder. The gas leakage oil leak problem of pneumatic rod is one of the key problems that influences pneumatic rod life, and current pneumatic rod chamber wall leak hunting structure is when using, can't be effective spacing to the pneumatic rod, takes place to remove when the pneumatic rod detects and easily influences the detection effect, and current when detecting the gas leakage condition of pneumatic rod through nitrogen gas, can't be to nitrogen gas recycle, causes extravagant. Therefore, a gas pressure rod cavity wall leak detection structure with good stability is needed to solve the above problems.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a gas pressure rod cavity wall leakage detection structure with good stability, which solves the problem in the background technology.
In order to solve the problems, the technical scheme provided by the utility model is as follows: the utility model provides a good atmospheric pressure stick chamber wall leak hunting structure of stability, includes the inspection sleeve pipe, the top threaded connection of inspection sleeve pipe has sealed lid, be connected with the spring on the inspection sleeve pipe's the inner wall, the one end fixedly connected with grip block of spring, one side of inspection sleeve pipe is equipped with the evacuation pump, be connected with the exhaust tube on the evacuation pump, the one end of exhaust tube runs through to the inside of inspection sleeve pipe, be equipped with manometer one on the exhaust tube, inspection sleeve pipe's inner chamber is equipped with nitrogen gas sensor and air pressure sensor, one side of inspection sleeve pipe is equipped with nitrogen gas bottle, be connected with air pump one on the nitrogen gas bottle, air pump one's output fixedly connected with intake pipe, the other end intercommunication inspection sleeve pipe of intake pipe, be equipped with manometer two on the intake pipe, still be connected with recovery pipe between inspection sleeve pipe and the nitrogen gas bottle, be equipped with air pump two on the recovery pipe.
Further, a first sealing gasket is arranged at the top of the checking sleeve, a second sealing gasket is arranged on the sealing cover, and the first sealing gasket is attached to the second sealing gasket.
Further, a rubber pad is arranged on the clamping plate.
Furthermore, sealing rings are arranged at the connection positions of the exhaust pipe, the air inlet pipe and the recovery pipe and the inspection sleeve.
The utility model has the beneficial effects that:
according to the utility model, the pneumatic rod can be clamped and fixed through the spring, the clamping plate and the rubber pad, so that the stability of the pneumatic rod in detection is ensured, the arrangement of the first sealing gasket, the second sealing gasket and the sealing ring improves the tightness of the detection sleeve, avoids the leakage of the detection sleeve and improves the detection effect.
The utility model can display the gas pressure during air extraction through the first pressure gauge, and can timely adjust the gas pressure during air inflation of the second pressure gauge when the air extraction speed is too high, and timely adjust the gas pressure during air inflation speed when the air inflation speed is too high, thereby improving the stability during air extraction and air inflation.
According to the utility model, nitrogen is added into the inspection sleeve, the numerical value change detected by the nitrogen sensor and the air pressure sensor is observed after a period of time, if the change indicates that the air pressure rod has a tiny crack, if the change does not exist, the air pressure rod is intact, the nitrogen can be recycled after the inspection is finished, and the cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of a leak detection structure of a cavity wall of a gas pressure rod with good stability.
Fig. 2 is a schematic diagram of a clamping plate of a leak detection structure for a cavity wall of a pneumatic rod with good stability.
( 1. Inspecting the sleeve; 2. sealing cover; 3. a spring; 4. a clamping plate; 5. a rubber pad; 6. a vacuum pump; 7. an exhaust pipe; 8. a first pressure gauge; 9. a seal ring; 10. a recovery pipe; 11. an air pump II; 12. a nitrogen sensor; 13. an air pressure sensor; 14. a nitrogen cylinder; 15. an air pump I; 16. an air inlet pipe; 17. a second pressure gauge; 18. a first sealing gasket; 19. sealing gasket II )
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
According to the leak detection structure of the cavity wall of the air pressure rod with good stability, which is shown in fig. 1 and 2, the leak detection structure comprises an inspection sleeve 1, a sealing cover 2 is connected to the top thread of the inspection sleeve 1, a spring 3 is connected to the inner wall of the inspection sleeve 1, one end of the spring 3 is fixedly connected with a clamping plate 4, one side of the inspection sleeve 1 is provided with a vacuumizing pump 6, the vacuumizing pump 6 is connected with an air suction pipe 7, one end of the air suction pipe 7 penetrates into the inspection sleeve 1, the air suction pipe 7 is provided with a first pressure gauge 8, the first pressure gauge can sense the pressure of air flowing through the air suction pipe, the inner cavity of the inspection sleeve 1 is provided with a nitrogen sensor 12 and a gas pressure sensor 13, one side of the inspection sleeve 1 is provided with a nitrogen cylinder 14, the first gas cylinder 15 is connected to the nitrogen cylinder 14, the output end of the first gas cylinder 15 is fixedly connected with an air inlet pipe 16, the other end of the air inlet pipe 16 is communicated with the inspection sleeve 1, the air inlet pipe 16 is provided with a second pressure gauge 17, the second pressure gauge senses the pressure of the air flowing through the air pressure of the air inlet pipe, and the first pressure gauge senses the pressure of the air flowing through the inspection sleeve 1 and the nitrogen cylinder 14 is further provided with a second recovery pipe 10.
The top of inspection sleeve 1 is equipped with sealed first 18 of filling up, be equipped with sealed second 19 of filling up on the sealed lid 2, sealed first 18 of filling up is laminated with sealed second 19 of filling up mutually, and sealed first, sealed second of filling up play sealed effect, strengthen sealed lid and inspection sleeve's seal, improve the leakproofness.
The clamping plate 4 is provided with a rubber pad 5, and the rubber pad prevents abrasion of the surface of the cylinder rod.
The exhaust pipe 7, the air inlet pipe 16 and the recovery pipe 10 are all provided with sealing rings 9 at the connection positions of the inspection sleeve 1, and the sealing rings play a sealing role to ensure the tightness of the inside of the inspection sleeve.
Working principle:
when the pressure gauge is used, the sealing cover 2 is opened, the pressure rod is placed in the checking sleeve 1, the clamping plates 4 on the two sides clamp and fix the pressure rod under the elasticity of the spring 3, and the rubber pad 5 can prevent the pressure rod from directly contacting the clamping plates 4 to generate abrasion so as to protect the pressure rod; after the fixing, the sealing cover 2 is covered, and the sealing performance is improved through the first sealing gasket 18 and the second sealing gasket 19; starting a vacuumizing pump 6, pumping air in the inspection sleeve 1 through an exhaust pipe 7, displaying the pumping pressure by a first pressure gauge 8 when the air passes through the exhaust pipe 7, indicating that the pumping is excessive if the pressure gauge 8 is liter, correspondingly controlling the vacuumizing pump, controlling the vacuumizing speed, avoiding the excessive pumping, sensing the pressure in the inspection sleeve 1 by a pressure sensor 13, indicating that the interior of the inspection sleeve 1 is in a vacuum state when the pressure value reaches a certain value, and stopping pumping; the first air pump 15 is started, nitrogen in the nitrogen bottle 14 is added into the inspection sleeve 1 through the air inlet pipe 16, the nitrogen is sensed through the nitrogen sensor 12 and the air pressure sensor 13, the change of the numerical value is observed, if the numerical value is changed, the air pressure rod is indicated to have tiny cracks, if the numerical value is unchanged, the inner cavity of the air pressure rod is good, the pressure gauge II 17 displays the pressure of nitrogen filling, and the uniformity of the filling pressure can be kept; after the inspection is finished, the air pump II 11 is started, and the nitrogen is recovered into the nitrogen cylinder 14 through the recovery pipe 10, so that the recycling of the nitrogen is realized, and the resources are saved; and after the inspection is finished, the sealing cover 2 is opened, and the air pressure rod can be taken out to finish the inspection.
While the utility model has been described with reference to the preferred embodiments, it is not limited thereto, and various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (4)
1. The utility model provides a good atmospheric pressure stick chamber wall leak hunting structure of stability which characterized in that: including inspection sleeve (1), the top threaded connection of inspection sleeve (1) has sealed lid (2), be connected with spring (3) on the inner wall of inspection sleeve (1), the one end fixedly connected with grip block (4) of spring (3), one side of inspection sleeve (1) is equipped with evacuation pump (6), be connected with exhaust tube (7) on evacuation pump (6), the one end of exhaust tube (7) runs through to the inside of inspection sleeve (1), be equipped with manometer one (8) on exhaust tube (7), the inner chamber of inspection sleeve (1) is equipped with nitrogen gas sensor (12) and air pressure sensor (13), one side of inspection sleeve (1) is equipped with nitrogen gas bottle (14), be connected with air pump one (15) on nitrogen gas bottle (14), the output fixedly connected with intake pipe (16) of air pump one (15), the other end intercommunication inspection sleeve (1) of intake pipe (16), be equipped with manometer two (17) on intake pipe (16), be equipped with on the air pump (10) between inspection sleeve (1) and nitrogen gas bottle (14), still be equipped with recovery pipe (10).
2. The good-stability gas bar cavity wall leakage detection structure according to claim 1, wherein: the top of inspection sleeve pipe (1) is equipped with sealed first (18) of filling up, be equipped with sealed second (19) of filling up on sealed lid (2), sealed first (18) of filling up and sealed second (19) of filling up laminating mutually.
3. The good-stability gas bar cavity wall leakage detection structure according to claim 1, wherein: and a rubber pad (5) is arranged on the clamping plate (4).
4. The good-stability gas bar cavity wall leakage detection structure according to claim 1, wherein: and sealing rings (9) are arranged at the connection positions of the exhaust pipe (7), the air inlet pipe (16) and the recovery pipe (10) and the inspection sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320020758.6U CN219284603U (en) | 2023-01-05 | 2023-01-05 | Good pressure bar chamber wall leak hunting structure of stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320020758.6U CN219284603U (en) | 2023-01-05 | 2023-01-05 | Good pressure bar chamber wall leak hunting structure of stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219284603U true CN219284603U (en) | 2023-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320020758.6U Active CN219284603U (en) | 2023-01-05 | 2023-01-05 | Good pressure bar chamber wall leak hunting structure of stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219284603U (en) |
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2023
- 2023-01-05 CN CN202320020758.6U patent/CN219284603U/en active Active
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