CN113028178B - Workpiece quick connector for vacuum helium leak detection - Google Patents
Workpiece quick connector for vacuum helium leak detection Download PDFInfo
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- CN113028178B CN113028178B CN202110230255.7A CN202110230255A CN113028178B CN 113028178 B CN113028178 B CN 113028178B CN 202110230255 A CN202110230255 A CN 202110230255A CN 113028178 B CN113028178 B CN 113028178B
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- Prior art keywords
- connecting pipe
- plate
- clamping device
- sealing
- pipe
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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 are arranged at the top of a detection device body in a penetrating mode, 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, 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, then the whole second clamping device is rotated to enable the bottom of the extending plate to be mutually clamped and abutted with the top of the mounting pin, 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 detectors (helium mass spectrometer leak detectors) are the term in the gas industry and leak detection is performed by detecting helium gas with a gas analyzer using helium gas or hydrogen gas as the leak gas. The helium has low noise floor and small molecular weight and viscosity coefficient, so that the helium is easy to pass through the leak holes and diffuse; helium is an inert gas, and does not corrode equipment, so helium is often used as a leak gas. The gas is sprayed onto a container to be inspected, to which a gas analyzer is connected (adjusted to an operating state that reacts only to helium), and if the container has a leak, the analyzer reacts to determine the position of the leak and the magnitude of the leak.
In the process of detection, the previous joint is time-consuming to install, the step meter is complicated, the screw holes of the workpiece are required to be locked, the quality of the workpiece is possibly damaged, the surface is scratched, the attractiveness and even the subsequent normal use are possibly influenced, and therefore, the workpiece quick joint for vacuum helium leak detection is provided.
Disclosure of Invention
The invention aims to provide a workpiece quick connector for vacuum helium leak detection, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a work piece quick-operation joint for vacuum helium leak hunting, includes check out test set body, first connecting pipe, second connecting pipe, extension board, first joint device, second joint device and exhaust tube, the top of check out test set body runs through and has offered symmetrical distribution's first connecting pipe and second connecting pipe, 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 joint device, the top seal of second connecting pipe is provided with second joint device, the top of second joint device is provided with the exhaust tube, the bottom of exhaust tube runs through the top of second joint device and with the top fixed intercommunication of second connecting pipe.
Preferably, the first clamping device and the second clamping device are identical in structure and are composed of a sealing plate, a mounting notch, a limiting claw and a mounting pin, the top of the second connecting pipe and the top of the extension plate are provided with the sealing plate, the rectangular mounting notch is formed by penetrating through the edge of one side of the sealing plate, the L-shaped limiting claw is fixedly connected to the inside of the mounting notch, the mounting pin is fixedly arranged at the top of one side of the limiting claw, the mounting pin is in a wedge shape, and the top of the mounting pin is in contact with the bottom of the extension plate.
Preferably, the limit claw comprises connecting plate and limiting plate, connecting plate fixed mounting is in the inside of installing the notch, one side fixedly connected with limiting plate of connecting plate bottom, mounting pin fixed mounting is in the top of limiting plate.
Preferably, a sealing gasket is fixedly arranged at the bottom of the sealing plate and above the second connecting pipe and the extension plate, and the sealing gasket is made of rubber material.
Preferably, the top of the exhaust pipe is fixedly communicated with external high-pressure gas through a high-pressure pump.
Preferably, the manufacturing materials of the connecting plate and the limiting plate are rigid materials, the connecting parts are welded with each other, and one side of the top of the connecting plate is welded in the installation 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, 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, then the whole second clamping device is rotated to enable the bottom of the extending plate to be mutually clamped and abutted with the top of the mounting pin, so that the exhaust pipe can be mounted.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
In the figure: 1 detection equipment body, 2 first connecting pipe, 3 second connecting pipe, 4 extension board, 5 first clamping device, 6 second clamping device, 7 exhaust tube, 8 closing plate, 9 mounting notch, 10 spacing claw, 11 connecting plate, 12 limiting plate, 13 mounting pin, 14 sealing gasket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a work piece quick-operation joint for vacuum helium leak hunting, includes check out test set body 1, first connecting pipe 2, second connecting pipe 3, extension board 4, first clamping device 5, second clamping device 6 and exhaust tube 7, the top of check out test set body 1 runs through and has offered symmetrical distribution's first connecting pipe 2 and second connecting pipe 3, the equal fixed mounting in opposite side of first connecting pipe 2 and second connecting pipe 3 has extension board 4 to one side extension, the top seal of first connecting pipe 2 is provided with first clamping device 5, the top seal of second connecting pipe 3 is provided with second clamping device 6, the top of second clamping device 6 is provided with exhaust tube 7, the top of second clamping device 6 is run through to the bottom of exhaust tube 7 and with the top fixed intercommunication of second connecting pipe 3.
Preferably, the first clamping device 5 and the second clamping device 6 have the same structure and are composed of a sealing plate 8, a mounting notch 9, a limiting claw 10 and a mounting pin 13, the top of the second connecting pipe 3 and the top of the extension plate 4 are provided with the sealing plate 8, the edge of one side of the sealing plate 8 is penetrated and provided with the rectangular mounting notch 9, the inner part of the mounting notch 9 is fixedly connected with the L-shaped limiting claw 10, the top of one side of the limiting claw 10 is fixedly provided with the mounting pin 13, the mounting pin 13 is in a wedge shape, and the top of the mounting pin 13 is contacted with the bottom of the extension plate 4.
Preferably, the limit claw 10 is composed of a connecting plate 11 and a limit plate 12, the connecting plate 11 is fixedly installed in the installation notch 9, one side of the bottom of the connecting plate 11 is fixedly connected with the limit plate 12, and the installation pin 13 is fixedly installed at the top of the limit plate 12.
Preferably, a sealing gasket 14 is fixedly installed at the bottom of the sealing plate 8 and above the second connecting pipe 3 and the extension plate 4, the sealing gasket 14 is made of rubber material, and the sealing gasket 14 made of rubber material can prevent gas from leaking from a gap between the sealing plate 8 and the second connecting pipe 3 and the extension plate 4 when the high-pressure gas is filled into the detection device 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 manufacturing materials of the connecting plate 11 and the limiting plate 12 are rigid materials, the connection parts are welded with each other, one side of the top of the connecting plate 11 is welded in the installation notch 9, and the connecting plate 11 and the limiting plate 12 which are connected and installed with each other by using a welding mode can deform when the first connecting pipe 2 and the second connecting pipe 3 are clamped in a sealing manner.
When the detector is used, first, the first clamping device 5 and the second clamping device 6 are respectively arranged at the tops of the first connecting pipe 2, the second connecting pipe 3 and the extension plate 4, after the arrangement is completed, the bottom of the exhaust pipe 7 extends to the inside of 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 connecting plate 11 fixedly arranged in the mounting notch 9 and the limiting plate 12 can rotate along with rotation due to rotation of the sealing plate 8, then the wedge-shaped mounting pin 13 can be rotated to the bottom of the extension plate 4, then the installation of the first clamping device 5 and the second clamping device 6 can be completed, the sealing gasket 14 made of rubber materials can prevent gas from leaking from a gap between the sealing plate 8 and the second connecting pipe 3 and the extension plate 4 when the inside of the detector body 1 is filled with high-pressure gas, and then the top of the exhaust pipe 7 is interconnected with the external high-pressure gas through the high-pressure pump, so that the detector body 1 can be detected.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a work piece quick-operation joint for vacuum helium leak hunting, includes check out test set body (1), first connecting pipe (2), second connecting pipe (3), extension board (4), first joint device (5), second joint device (6) and exhaust tube (7), its characterized in that: the top of the detection equipment body (1) is penetrated and provided with a first connecting pipe (2) and a second connecting pipe (3) which are symmetrically distributed, the opposite sides of the first connecting pipe (2) and the second connecting pipe (3) are fixedly provided with an extension plate (4) extending to one side, the top of the first connecting pipe (2) is provided with a first clamping device (5) in a sealing manner, the top of the second connecting pipe (3) is provided with a second clamping device (6) in a sealing manner, the top of the second clamping device (6) is provided with an exhaust pipe (7), and the bottom of the exhaust pipe (7) penetrates through the top of the second clamping device (6) and is fixedly communicated with the top of the second connecting pipe (3);
the first clamping device (5) and the second clamping device (6) are identical in structure and are composed of a sealing plate (8), a mounting notch (9), a limiting claw (10) and a mounting pin (13), the sealing plate (8) is arranged at the tops of the second connecting pipe (3) and the extension plate (4), a rectangular mounting notch (9) is formed by penetrating through the edge of one side of the sealing plate (8), the L-shaped limiting claw (10) is fixedly connected to the inside of the mounting notch (9), the mounting pin (13) is fixedly arranged at the top of one side of the limiting claw (10), the mounting pin (13) is in a wedge shape, and the top of the mounting pin (13) is in contact with the bottom of the extension plate (4);
the limiting claw (10) consists of a connecting plate (11) and a limiting plate (12), the connecting plate (11) is fixedly arranged in the mounting notch (9), one side of the bottom of the connecting plate (11) is fixedly connected with the limiting plate (12), and the mounting pin (13) is fixedly arranged at the top of the limiting plate (12);
the sealing gasket (14) is fixedly arranged at the bottom of the sealing plate (8) and above the second connecting pipe (3) and the extension plate (4), and the sealing gasket (14) is made of rubber material.
2. The workpiece quick connector for vacuum helium leak detection of claim 1, wherein: the top of the exhaust pipe (7) is fixedly communicated with external high-pressure gas through a high-pressure pump.
3. The workpiece quick connector for vacuum helium leak detection of claim 2, wherein: the manufacturing materials of the connecting plate (11) and the limiting plate (12) are rigid materials, the connecting parts are welded with each other, and one side of the top of the connecting plate (11) is welded in the installation 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 CN113028178A (en) | 2021-06-25 |
| CN113028178B true CN113028178B (en) | 2023-07-14 |
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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) |
Families Citing this family (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 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4352511A (en) * | 1981-02-17 | 1982-10-05 | Wilkerson Corporation | Releasable clamp for modular connector |
| US7128091B2 (en) * | 2003-09-25 | 2006-10-31 | Hydra—Shield Manufacturing, Inc. | Sexless coupling for fire hydrant-fire hose connection |
| US7959192B2 (en) * | 2008-07-09 | 2011-06-14 | Pall Corporation | Disconnectable connector assembly |
| US9816849B2 (en) * | 2015-05-22 | 2017-11-14 | Nordson Corporation | Dispensing apparatus and methods utilizing quick connect member to secure fluid body and actuator body |
| DE102016224088A1 (en) * | 2016-09-08 | 2018-03-08 | Volkswagen Aktiengesellschaft | Bayonet connection for connecting a socket with a 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 |
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2021
- 2021-03-02 CN CN202110230255.7A patent/CN113028178B/en active Active
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| CN113028178A (en) | 2021-06-25 |
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