CN212300761U - Pneumatic check valve air tightness testing arrangement that dispatches from factory - Google Patents
Pneumatic check valve air tightness testing arrangement that dispatches from factory Download PDFInfo
- Publication number
- CN212300761U CN212300761U CN202020897600.3U CN202020897600U CN212300761U CN 212300761 U CN212300761 U CN 212300761U CN 202020897600 U CN202020897600 U CN 202020897600U CN 212300761 U CN212300761 U CN 212300761U
- Authority
- CN
- China
- Prior art keywords
- box
- fixed
- air
- thick bamboo
- flange
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 67
- 239000011521 glass Substances 0.000 claims abstract description 64
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 26
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 26
- 241001330002 Bambuseae Species 0.000 claims abstract description 26
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 26
- 239000011425 bamboo Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a pneumatic check valve gas tightness testing arrangement that dispatches from factory relates to valve and relevant test structure technical field. The utility model discloses a test box, a first glass section of thick bamboo, plenum box, a second glass section of thick bamboo and air compressor machine, the upper end of test box runs through and is fixed with first manometer, one side of test box is fixed with a first glass section of thick bamboo, the surface of a first glass section of thick bamboo runs through and is fixed with the second manometer, the upper end of plenum box runs through and is fixed with the third manometer, one side of plenum box is fixed with a second glass section of thick bamboo, the output of air compressor machine is fixed with booster pipe and gas-supply pipe, one side and the inside through connection of plenum box that runs through of plenum box are run through to the one end of booster pipe. The utility model discloses a set up test box, gas tank, air compressor machine, a first glass section of thick bamboo, a second glass section of thick bamboo, second manometer, solved pneumatic check valve and lacked the problem that can't know the gas leakage place when efficient gas tightness testing arrangement and gas tightness detect.
Description
Technical Field
The utility model belongs to the technical field of valve and relevant test structure thereof, especially, relate to a pneumatic check valve gas tightness testing arrangement that dispatches from factory.
Background
The check valve is commonly called as a check valve, fluid can only flow along the water inlet, and the medium at the water outlet cannot flow back. Check valves are also known as check valves or check valves. For preventing reverse flow of oil in hydraulic systems or for preventing reverse flow of compressed air in pneumatic systems. The one-way valve has a straight-through type and a right-angle type. The straight-through one-way valve is installed on the pipeline by threaded connection. The right-angle check valve has three forms of threaded connection, plate connection and flange connection. Before the pneumatic check valve is processed and leaves the factory, strict air tightness test needs to be carried out on the pneumatic check valve, the use of the sold check valve is avoided due to the fact that the air tightness is insufficient, the reputation of a manufacturer is easy to reduce, economic benefits are reduced, the check valve before leaving the factory needs to be subjected to qualified air tightness test, the existing air tightness test is too single, accurate test data cannot be obtained, once air leakage is detected, the fact that air leakage inside the valve or air leakage at the outer connecting part cannot be known, detection errors are easily caused, a large amount of materials are wasted, the cost is increased, errors of the test need to be reduced, the existing air tightness test mode is large in limitation, the requirements in actual use cannot be met, and therefore the technology which can be improved is urgently needed on the market, and the problems are solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pneumatic check valve air tightness testing arrangement that dispatches from factory through setting up test box, gas tank, air compressor machine, a first glass section of thick bamboo, a second glass section of thick bamboo, second manometer, has solved the problem that pneumatic check valve can't know the gas leakage place when lacking efficient gas tightness testing arrangement and gas tightness and detecting.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a factory air tightness testing device of a pneumatic one-way valve, which comprises a testing box, a first glass cylinder, an inflation box, a second glass cylinder and an air compressor, a first pressure gauge is fixedly penetrated at the upper end of the test box and used for detecting the pressure in the test box, a first glass cylinder is fixed on one side of the test box, a second pressure gauge penetrates through the surface of the first glass cylinder and is used for detecting the pressure when the first glass cylinder and the second glass cylinder are closed, a third pressure gauge is fixedly penetrated at the upper end of the inflation box and is used for detecting the pressure in the inflation box, a second glass tube is fixed on one side of the inflation box, a booster pipe and a gas pipe are fixed on the output end of the air compressor, one end of the pressure increasing pipe penetrates through one side of the air inflation box and is connected with the inside of the air inflation box in a penetrating mode, and the air compressor is used for air transmission through the pressure increasing pipe and the air delivery pipe.
Furthermore, the side face of the test box on the inner side of the first glass cylinder is connected with a first air pipe in a penetrating manner, the side face of the inflation box on the inner side of the second glass cylinder is connected with a second air pipe in a penetrating manner, the other end of the first air pipe and the other end of the second air pipe are respectively fixedly connected with the two ends of the check valve main body, and the first air pipe and the second air pipe are connected with the two ends of the check valve main body and are matched with subsequent air transportation for air tightness test.
Furthermore, the one end that the test box was kept away from to first glass section of thick bamboo is fixed with first ring flange, the one end that the gas cell was kept away from to the second glass section of thick bamboo is fixed with the second ring flange, the inboard of first ring flange and second ring flange all is fixed with seal ring, and passes through bolt and nut fixed connection between first ring flange and the second ring flange, is close to between first glass section of thick bamboo and the second glass section of thick bamboo, seals through seal ring, and cooperation bolt nut is fixed.
Furthermore, a test port is formed in the surface of the second glass cylinder, and a sealing rubber plug is inserted into the inner side of the test port in a sealing mode and used for testing the air tightness of the first glass cylinder and the second glass cylinder after sealing.
Further, the inside top of test box is fixed with the base plate, the equidistant evenly fixed with the ribbon of lower extreme of base plate, and the lower part that the ribbon droops is located one side of first trachea, and when taking place to leak gas, the ribbon can be blown, and is obvious to be known by people.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up test box, plenum box, air compressor machine, a first glass section of thick bamboo, a second glass section of thick bamboo, solved pneumatic check valve and lacked the problem of efficient gas tightness testing arrangement, the utility model discloses the gas tightness degree of pneumatic check valve can be given vent to anger in the efficient test, can inspect its factory's qualification rate, guarantees the high-efficient detection of gas tightness, makes people can obtain audio-visual data, changes traditional detection mode, the utility model discloses a more thorough high efficiency of detection mode, accurate, all be standard atmospheric pressure in test box and the plenum box, a first glass section of thick bamboo and a second glass section of thick bamboo are connected, and first trachea and second trachea are connected with the check valve main part, and the air compressor machine injects compressed air into the plenum box into, and the pressure boost, if the pressure in the test box does not have the change, then prove the gas tightness good, if pressure increase, then prove the check valve gas.
2. The utility model discloses a set up a first glass section of thick bamboo, a second glass section of thick bamboo, the second manometer, the problem in the place of can't knowing leaking gas when having solved the gas tightness and detecting, after a first glass section of thick bamboo and a second glass section of thick bamboo are sealed fixed, connect the gas-supply pipe through the test port, the air compressor machine gas transmission is recalled and is inside pressure boost, if the second manometer changes according to the prediction mode, then prove enough airtight, while when testing the check valve, if the second manometer changes, then prove that the junction at check valve both ends leaks gas.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the first glass cylinder and the second glass cylinder after being connected according to the present invention;
FIG. 3 is a schematic diagram of the testing box and the first glass cylinder of the present invention;
FIG. 4 is a schematic view of the base plate and ribbon of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a first pressure gauge; 2. a test box; 3. a substrate; 4. a ribbon; 5. a first glass cylinder; 6. a second pressure gauge; 7. a sealing gasket; 8. a first air pipe; 9. a check valve body; 10. a second air pipe; 11. a test port; 12. sealing the rubber plug; 13. an air-filled tank; 14. a first flange plate; 15. a bolt; 16. a second flange plate; 17. a nut; 18. a second glass cylinder; 19. a third pressure gauge; 20. an air compressor; 21. a pressure increasing pipe; 22. a gas delivery pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention relates to a factory air tightness testing device for a pneumatic check valve, which comprises a testing box 2, a first glass cylinder 5, an air charging box 13, a second glass cylinder 18 and an air compressor 20, wherein the upper end of the testing box 2 is fixedly penetrated with a first pressure gauge 1, the first pressure gauge 1 is used for detecting the pressure inside the testing box 2, so that people can know the internal air pressure conveniently, the first glass cylinder 5 is fixedly arranged on one side of the testing box 2, the second pressure gauge 6 is fixedly penetrated on the surface of the first glass cylinder 5, the second pressure gauge 6 is used for detecting the air pressure after the first glass cylinder 5 and the second glass cylinder 18 are sealed, so as to ensure that the air tightness is in a sealed state during air tightness detection, a third pressure gauge 19 is fixedly penetrated on the upper end of the air charging box 13, the third pressure gauge 19 is used for detecting the air pressure inside the air charging box 13, and is used according to subsequent air tightness detection, the air pressure data are obtained, the air tightness condition is obviously known, the second glass tube 18 is fixed on one side of the inflation box 13, the pressure increasing pipe 21 and the air conveying pipe 22 are fixed on the output end of the air compressor 20, one end of the pressure increasing pipe 21 penetrates through one side of the inflation box 13 and is connected with the inside of the inflation box 13 in a penetrating mode, the air compressor 20 can generate compressed air, the compressed air is injected into the inside of the inflation box 13 through the pressure increasing pipe 21 to be used in a pressure increasing mode, and subsequent air tightness detection is facilitated.
As shown in fig. 1-4, a first air tube 8 is connected to the side of the testing box 2 inside the first glass tube 5 in a penetrating manner, a second air tube 10 is connected to the side of the inflating box 13 inside the second glass tube 18 in a penetrating manner, and the other end of the first air tube 8 and the other end of the second air tube 10 are respectively fixedly connected with two ends of the check valve main body 9; before the air tightness of the check valve main body 9 is detected, two ends of the check valve main body are fixedly connected with the first air pipe 8 and the second air pipe 10 respectively, so that the stability of the structure is guaranteed, the first air pipe 8 and the second air pipe 10 extend into the test box 2 and the inflation box 13 respectively, the subsequent ventilation and use are facilitated, and air tightness data can be obtained visually;
a first flange 14 is fixed at one end, far away from the testing box 2, of the first glass cylinder 5, a second flange 16 is fixed at one end, far away from the inflating box 13, of the second glass cylinder 18, sealing gaskets 7 are fixed on the inner sides of the first flange 14 and the second flange 16, the first flange 14 and the second flange 16 are fixedly connected through bolts 15 and nuts 17, after the check valve body 9 is fixed, the first glass cylinder 5 and the second glass cylinder 18 are close to each other until the first flange 14 and the second flange 16 are close to each other, the sealing gaskets 7 on the inner sides of the first flange 14 and the second flange 16 are in contact with each other to guarantee sealing, and then the bolts 15 are screwed into the edges of the first flange 14 and the second flange 16 to be matched with the nuts 17 for locking, so that stable connection is guaranteed;
the surface of the second glass cylinder 18 is provided with a test port 11, and the inner side of the test port 11 is hermetically inserted with a sealing rubber plug 12; after the first glass tube 5 and the second glass tube 18 are sealed, the air pipe 22 is connected with the test port 11, then the air compressor 20 is started to inject air, if the pressure value of the second pressure gauge 6 is stably increased, the air tightness is good, then the pressure is relieved, the sealing rubber plug 12 is closed, then the air compressor 20 boosts the pressure in the inflation tank 13 through the pressurization pipe 21, if the number of readings of the third pressure gauge 19 is stably increased and the number of readings of the first pressure gauge 1 is unchanged, the air tightness of the check valve main body 9 is good, and if the number of readings of the second pressure gauge 6 is changed at the moment, the air leakage at the connection part of the two ends of the check valve main body 9 and the first air pipe 8 and the second air pipe 10 is proved;
a base plate 3 is fixed at the top end inside the test box 2, ribbons 4 are uniformly fixed at the lower end of the base plate 3 at equal intervals, and the lower part of the ribbons 4 which drop is positioned at one side of a first air pipe 8; when excessive air leakage occurs, the air leakage can blow the ribbon 4 below the substrate 3 without penetrating through a pressure gauge, and people are obviously reminded of the air leakage.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a pneumatic check valve air tightness testing arrangement that dispatches from factory, includes test box (2), a first glass section of thick bamboo (5), plenum box (13), a second glass section of thick bamboo (18) and air compressor machine (20), its characterized in that: the upper end of test box (2) is run through and is fixed with first manometer (1), one side of test box (2) is fixed with a first glass section of thick bamboo (5), the surface of a first glass section of thick bamboo (5) is run through and is fixed with second manometer (6), the upper end of plenum box (13) is run through and is fixed with third manometer (19), one side of plenum box (13) is fixed with a second glass section of thick bamboo (18), the output of air compressor machine (20) is fixed with booster pipe (21) and gas-supply pipe (22), one side and the inside through connection of plenum box (13) that plenum box (13) was run through to the one end of booster pipe (21).
2. The factory air tightness testing device of the pneumatic one-way valve according to claim 1, wherein a first air pipe (8) is connected to the side surface of the testing box (2) inside the first glass cylinder (5) in a penetrating manner, a second air pipe (10) is connected to the side surface of the inflating box (13) inside the second glass cylinder (18) in a penetrating manner, and the other end of the first air pipe (8) and the other end of the second air pipe (10) are respectively fixedly connected with two ends of the one-way valve main body (9).
3. The factory air tightness testing device of the pneumatic one-way valve according to claim 1, wherein a first flange (14) is fixed to one end, away from the testing box (2), of the first glass cylinder (5), a second flange (16) is fixed to one end, away from the inflation box (13), of the second glass cylinder (18), sealing gaskets (7) are fixed to the inner sides of the first flange (14) and the second flange (16), and the first flange (14) and the second flange (16) are fixedly connected through bolts (15) and nuts (17).
4. The factory air tightness testing device of the pneumatic one-way valve as claimed in claim 1, wherein a testing port (11) is formed in the surface of the second glass cylinder (18), and a sealing rubber plug (12) is inserted and sealed inside the testing port (11).
5. The factory air tightness testing device of the pneumatic one-way valve according to claim 1, wherein a base plate (3) is fixed at the top end inside the testing box (2), ribbons (4) are uniformly fixed at the lower end of the base plate (3) at equal intervals, and the lower part of the ribbons (4) which vertically falls is positioned at one side of the first air pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020897600.3U CN212300761U (en) | 2020-05-25 | 2020-05-25 | Pneumatic check valve air tightness testing arrangement that dispatches from factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020897600.3U CN212300761U (en) | 2020-05-25 | 2020-05-25 | Pneumatic check valve air tightness testing arrangement that dispatches from factory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212300761U true CN212300761U (en) | 2021-01-05 |
Family
ID=73970506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020897600.3U Active CN212300761U (en) | 2020-05-25 | 2020-05-25 | Pneumatic check valve air tightness testing arrangement that dispatches from factory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212300761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113267220A (en) * | 2021-06-21 | 2021-08-17 | 浙江中工石化设备有限公司 | Pressure pipeline testing device |
-
2020
- 2020-05-25 CN CN202020897600.3U patent/CN212300761U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113267220A (en) * | 2021-06-21 | 2021-08-17 | 浙江中工石化设备有限公司 | Pressure pipeline testing device |
| CN113267220B (en) * | 2021-06-21 | 2024-01-12 | 浙江中工石化设备有限公司 | Pressure pipeline testing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210863066U (en) | Hub bearing unit end cover air tightness test device | |
| CN212300761U (en) | Pneumatic check valve air tightness testing arrangement that dispatches from factory | |
| CN206019960U (en) | Lift non-return valve work seal detection means | |
| CN108204883A (en) | Valve air-tightness detection method | |
| CN201285338Y (en) | Vacuum leakage test box for welding line | |
| WO2024124860A1 (en) | Experimental device for measuring leakage rate of connecting member and sealing member of hydrogen-blended pipeline, and method | |
| CN211875364U (en) | Water pipe connecting flange with good sealing performance for village and town water supply engineering | |
| CN201974277U (en) | Air-tight testing device | |
| CN204461693U (en) | For the visual leakage detection apparatus leaked in the heat exchanger of food processing | |
| CN209247250U (en) | A kind of nuclear power station-service welded check valve leak tightness test device | |
| CN215178450U (en) | Detection apparatus for graphite bipolar plate runner crackle | |
| CN210834052U (en) | Expiratory valve air tightness test system | |
| CN210487184U (en) | Air pressure detection device for U-shaped heat exchange tube | |
| CN213120998U (en) | Multifunctional fuel cell stack leak hunting platform | |
| CN210893582U (en) | Single-tube leakage detection device for air cooler | |
| CN215258517U (en) | Blocking plate air bag for pipeline detection | |
| CN210166094U (en) | Auxiliary device of pressure vessel detection equipment | |
| CN209570307U (en) | It is a kind of for detecting the air pressure monitor station of standard position air-tightness | |
| CN213041448U (en) | Device for detecting sealing performance of gas self-closing valve | |
| CN220398834U (en) | Detection device is used in production of car condenser | |
| CN111595533A (en) | Injection mold leak protection water detector | |
| CN206772508U (en) | A kind of bubble verifying attachment of membrane module | |
| CN111006823A (en) | Self-sealing test flange and sealing monitoring method | |
| CN211013387U (en) | Emptying detection device for valve | |
| CN213956671U (en) | On-line pressure testing device for floating head heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240403 Address after: 102600, 5th floor, Building B, No. 6 Jinxiu Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: BEIJING ARES TECHNOLOGY CO.,LTD. Country or region after: China Address before: 316d, 3rd floor, No.1 Tianhe Road, Ronggui rongbian neighborhood committee, Shunde District, Foshan City, Guangdong Province, 528305 Patentee before: FOSHAN SHUNDE YUPAN INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China |