CN113028178A - Workpiece quick joint for vacuum helium leak detection - Google Patents
Workpiece quick joint for vacuum helium leak detection Download PDFInfo
- Publication number
- CN113028178A CN113028178A CN202110230255.7A CN202110230255A CN113028178A CN 113028178 A CN113028178 A CN 113028178A CN 202110230255 A CN202110230255 A CN 202110230255A CN 113028178 A CN113028178 A CN 113028178A
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- plate
- leak detection
- latch device
- helium leak
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
- G01M3/205—Accessories or associated equipment; Pump constructions
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a workpiece quick connector for vacuum helium leak detection, wherein a first connecting pipe and a second connecting pipe which are symmetrically distributed penetrate through the top of a detection equipment body, a first clamping device is arranged at the top of the first connecting pipe in a sealing mode, and a second clamping device is arranged at the top of the second connecting pipe in a sealing mode. According to the invention, the first clamping device is fixedly arranged at the top of the first connecting pipe, so that the top of the first connecting pipe can be sealed, then the second connecting pipe can be sealed by utilizing the second clamping device, the bottom of the exhaust pipe extends to the inside of the second connecting pipe, and then the bottom of the extension plate can be clamped and abutted against the top of the mounting pin by rotating the whole second clamping device, so that the exhaust pipe can be mounted.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a workpiece quick connector for vacuum helium leak detection.
Background
Helium Mass spectrometer leak detector (Helium Mass spectrometer leak detector) is a gas industry term, and a Mass spectrometer for leak detection is used for detecting Helium by using a gas analyzer and using Helium or hydrogen as leak detection gas. The helium has low background noise and small molecular weight and viscosity coefficient, so the helium is easy to pass through the leak hole and diffuse; in addition, since helium is an inert gas and does not corrode equipment, helium is often used as a leak gas. The gas is sprayed to a detected container connected with a gas analyzer (adjusted to a working state only reacting to helium gas), if the container has a leak hole, the analyzer reacts, and the position of the leak hole and the size of the leak gas can be known.
In the detection process, due to the fact that the previous joint is time-consuming to install, the step counter is complex, the screw hole of the workpiece needs to be used for locking, the quality of the workpiece is possibly damaged, the surface of the workpiece is scratched, the appearance of the workpiece is possibly affected, and even the subsequent normal use of the workpiece is possibly affected.
Disclosure of Invention
The invention aims to provide a workpiece quick joint for vacuum helium leak detection, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a vacuum helium is work piece quick-operation joint for leak hunting, includes check out test set body, first connecting pipe, second connecting pipe, extension board, first latch, second latch and exhaust tube, the top of check out test set body is run through the first connecting pipe and the second connecting pipe of seting up symmetric distribution, the equal fixed mounting in opposite side of first connecting pipe and second connecting pipe has the extension board that extends to one side, the top seal of first connecting pipe is provided with first latch, the top seal of second connecting pipe is provided with second latch, second latch's top is provided with the exhaust tube, the bottom of exhaust tube run through second latch's top and with the fixed intercommunication in top of second connecting pipe.
Preferably, first latch device is the same with second latch device structure and comprises closing plate, installation notch, spacing claw, installation round pin, the top of second connecting pipe and extension plate is provided with the closing plate, the edge of closing plate one side runs through the installation notch of seting up the rectangle, the inside fixedly connected with "L" shape spacing claw of installation notch, the top fixed mounting of spacing claw one side has the installation round pin, the installation round pin sets up to "wedge" shape, the top of installation round pin and the bottom of extension plate are contacted mutually.
Preferably, the limiting claw is composed of a connecting plate and a limiting plate, the connecting plate is fixedly installed inside the installation notch, the limiting plate is fixedly connected to one side of the bottom of the limiting claw, and the installation pin is fixedly installed at the top of the limiting plate.
Preferably, a sealing gasket is fixedly mounted at the bottom of the sealing plate and above the second connecting pipe and the extension plate, and the sealing gasket is made of a rubber material.
Preferably, the top of the exhaust pipe is fixedly communicated with external high-pressure gas through a high-pressure pump.
Preferably, the connecting plate and the limiting plate are made of rigid materials, the connecting parts are welded with each other, and one side of the top of the connecting plate is welded inside the mounting notch.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the first clamping device is fixedly arranged at the top of the first connecting pipe, so that the top of the first connecting pipe can be sealed, then the second connecting pipe can be sealed by utilizing the second clamping device, the bottom of the exhaust pipe extends to the inside of the second connecting pipe, and then the bottom of the extension plate can be clamped and abutted against the top of the mounting pin by rotating the whole second clamping device, so that the exhaust pipe can be mounted.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
In the figure: 1 check out test set body, 2 first connecting pipes, 3 second connecting pipes, 4 extension boards, 5 first latch devices, 6 second latch devices, 7 exhaust tubes, 8 sealing plates, 9 installation notches, 10 spacing claws, 11 connecting plates, 12 limiting plates, 13 installation pins, 14 sealed pads.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a vacuum helium is work piece quick-operation joint for leak hunting, includes check out test set body 1, first connecting pipe 2, second connecting pipe 3, extension board 4, first latch device 5, second latch device 6 and exhaust tube 7, first connecting pipe 2 and the second connecting pipe 3 of seting up symmetric distribution are run through at check out test set body 1's top, the equal fixed mounting in opposite side of first connecting pipe 2 and second connecting pipe 3 has extension board 4 that extends to one side, the top seal of first connecting pipe 2 is provided with first latch device 5, the top seal of second connecting pipe 3 is provided with second latch device 6, the top of second latch device 6 is provided with exhaust tube 7, the bottom of exhaust tube 7 run through the top of second latch device 6 and with the fixed intercommunication in top of second connecting pipe 3.
Preferably, the first clamping device 5 is the same as the second clamping device 6 in structure and is composed of a sealing plate 8, an installation notch 9, a limiting claw 10 and an installation pin 13, the sealing plate 8 is arranged at the top of the second connecting pipe 3 and the extension plate 4, the rectangular installation notch 9 is formed in the edge of one side of the sealing plate 8 in a penetrating mode, the limiting claw 10 is fixedly connected to the inside of the installation notch 9 and is in an L shape, the installation pin 13 is fixedly installed at the top of one side of the limiting claw 10, the installation pin 13 is in a wedge shape, and the top of the installation pin 13 is in contact with the bottom of the extension plate 4.
Preferably, the limiting claw 10 is composed of a connecting plate 11 and a limiting plate 12, the connecting plate 11 is fixedly installed inside the installation notch 9, the limiting plate 12 is fixedly connected to one side of the bottom of the limiting claw 10, and the installation pin 13 is fixedly installed at the top of the limiting plate 12.
Preferably, a gasket 14 is fixedly mounted at the bottom of the sealing plate 8 and above the second connecting pipe 3 and the extension plate 4, the gasket 14 is made of a rubber material, and the gasket 14 made of the rubber material can prevent gas from leaking out from a gap between the sealing plate 8 and the second connecting pipe 3 and the extension plate 4 when high-pressure gas is filled into the detection apparatus body 1.
Preferably, the top of the exhaust pipe 7 is fixedly communicated with external high-pressure gas through a high-pressure pump.
Preferably, the connecting plate 11 and the limiting plate 12 are made of rigid materials, the joints are welded to each other, one side of the top of the connecting plate 11 is welded inside the mounting groove opening 9, and the connecting plate 11 and the limiting plate 12 which are connected and mounted to each other by welding can deform when the first connecting pipe 2 and the second connecting pipe 3 are clamped in a sealing manner.
When the device is used, firstly, the first clamping device 5 and the second clamping device 6 are respectively placed at the tops of the first connecting pipe 2, the second connecting pipe 3 and the extension plate 4, after the placement is finished, the bottom of the exhaust pipe 7 extends into the second connecting pipe 3 and is fixedly communicated with the inside of the second connecting pipe 3, then the sealing plate 8 is rotated, the rotation of the sealing plate 8 can enable the connecting plate 11 and the limiting plate 12 which are fixedly arranged inside the mounting notch 9 to rotate, then the wedge-shaped mounting pin 13 can be rotated to the bottom of the extension plate 4, then the mounting of the first clamping device 5 and the second clamping device 6 can be finished, and the sealing gasket 14 made of rubber materials can prevent gas from leaking out from a gap between the sealing plate 8 and the second connecting pipe 3 as well as the extension plate 4 when high-pressure gas is filled into the detection device body 1, the top of the exhaust pipe 7 is communicated with external high-pressure gas by a high-pressure pump, and then the detection of the detection equipment body 1 can be carried out.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a work piece quick-operation joint for vacuum helium leak detection, includes check out test set body (1), first connecting pipe (2), second connecting pipe (3), extension board (4), first latch device (5), second latch device (6) and exhaust tube (7), its characterized in that: the top of check out test set body (1) runs through first connecting pipe (2) and second connecting pipe (3) of seting up the symmetric distribution, the equal fixed mounting in opposite side of first connecting pipe (2) and second connecting pipe (3) has extension board (4) that extend to one side, the top seal of first connecting pipe (2) is provided with first latch device (5), the top seal of second connecting pipe (3) is provided with second latch device (6), the top of second latch device (6) is provided with exhaust tube (7), the bottom of exhaust tube (7) run through the top of second latch device (6) and with the fixed intercommunication in top of second connecting pipe (3).
2. The workpiece quick coupling for vacuum helium leak detection according to claim 1, characterized in that: first latch device (5) and second latch device (6) structure is the same and constitute by closing plate (8), installation notch (9), spacing claw (10), installation round pin (13), the top of second connecting pipe (3) and extension board (4) is provided with closing plate (8), the edge of closing plate (8) one side runs through installation notch (9) of seting up the rectangle, spacing claw (10) of the inside fixedly connected with "L" shape of installation notch (9), the top fixed mounting of spacing claw (10) one side has installation round pin (13), installation round pin (13) set up to "wedge" shape, the top of installation round pin (13) contacts with the bottom of extension board (4).
3. The workpiece quick coupling for vacuum helium leak detection according to claim 2, characterized in that: spacing claw (10) comprise connecting plate (11) and limiting plate (12), connecting plate (11) fixed mounting is in the inside of installation notch (9), one side fixedly connected with limiting plate (12) of spacing claw (10) bottom, installation round pin (13) fixed mounting is in the top of limiting plate (12).
4. The workpiece quick coupling for vacuum helium leak detection according to claim 2, characterized in that: the bottom of the sealing plate (8) is fixedly provided with a sealing gasket (14) above the second connecting pipe (3) and the extension plate (4), and the sealing gasket (14) is made of rubber materials.
5. The workpiece quick coupling for vacuum helium leak detection according to claim 1, characterized in that: the top of the exhaust pipe (7) is fixedly communicated with external high-pressure gas through a high-pressure pump.
6. The workpiece quick coupling for vacuum helium leak detection according to claim 3, characterized in that: the connecting plate (11) and the limiting plate (12) are made of rigid materials, the connecting parts are welded with each other, and one side of the top of the connecting plate (11) is welded inside the mounting notch (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230255.7A CN113028178B (en) | 2021-03-02 | 2021-03-02 | Workpiece quick connector for vacuum helium leak detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230255.7A CN113028178B (en) | 2021-03-02 | 2021-03-02 | Workpiece quick connector for vacuum helium leak detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113028178A true CN113028178A (en) | 2021-06-25 |
| CN113028178B CN113028178B (en) | 2023-07-14 |
Family
ID=76465457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110230255.7A Active CN113028178B (en) | 2021-03-02 | 2021-03-02 | Workpiece quick connector for vacuum helium leak detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113028178B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551853A (en) * | 2021-07-30 | 2021-10-26 | 深圳华尔升智控技术有限公司 | Novel helium mass spectrometer leak detector and detection method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500110A1 (en) * | 1981-02-17 | 1982-08-20 | Wilkerson Corp | TIGHTENING STRUCTURE FOR DETACHABLE CONNECTION AND SEALING TWO PARTS OF A PRESSURIZED FLUID SYSTEM |
| US20050067022A1 (en) * | 2003-09-25 | 2005-03-31 | Roy Istre | Sexless coupling for fire hydrant-fire hose connection |
| US20100007134A1 (en) * | 2008-07-09 | 2010-01-14 | Pall Corporation | Disconnectable connector assembly |
| US20160341589A1 (en) * | 2015-05-22 | 2016-11-24 | Nordson Corporation | Dispensing apparatus and methods utilizing quick connect member to secure fluid body and actuator body |
| CN107131369A (en) * | 2017-05-25 | 2017-09-05 | 东莞合安机电有限公司 | A kind of air pressure plug |
| CN109642692A (en) * | 2016-09-08 | 2019-04-16 | 大众汽车有限公司 | For the bayonet mount of connecting tubes and tubular body, bayonet ring and tubular body |
| CN110567649A (en) * | 2019-10-07 | 2019-12-13 | 江西众晶源科技有限公司 | Laser diode sealing cap is with lou examining device |
-
2021
- 2021-03-02 CN CN202110230255.7A patent/CN113028178B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500110A1 (en) * | 1981-02-17 | 1982-08-20 | Wilkerson Corp | TIGHTENING STRUCTURE FOR DETACHABLE CONNECTION AND SEALING TWO PARTS OF A PRESSURIZED FLUID SYSTEM |
| US20050067022A1 (en) * | 2003-09-25 | 2005-03-31 | Roy Istre | Sexless coupling for fire hydrant-fire hose connection |
| US20100007134A1 (en) * | 2008-07-09 | 2010-01-14 | Pall Corporation | Disconnectable connector assembly |
| US20160341589A1 (en) * | 2015-05-22 | 2016-11-24 | Nordson Corporation | Dispensing apparatus and methods utilizing quick connect member to secure fluid body and actuator body |
| CN109642692A (en) * | 2016-09-08 | 2019-04-16 | 大众汽车有限公司 | For the bayonet mount of connecting tubes and tubular body, bayonet ring and tubular body |
| CN107131369A (en) * | 2017-05-25 | 2017-09-05 | 东莞合安机电有限公司 | A kind of air pressure plug |
| CN110567649A (en) * | 2019-10-07 | 2019-12-13 | 江西众晶源科技有限公司 | Laser diode sealing cap is with lou examining device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551853A (en) * | 2021-07-30 | 2021-10-26 | 深圳华尔升智控技术有限公司 | Novel helium mass spectrometer leak detector and detection method thereof |
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| Publication number | Publication date |
|---|---|
| CN113028178B (en) | 2023-07-14 |
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