CN216715518U - Sealing connecting pipe for vacuum helium leak detection device - Google Patents
Sealing connecting pipe for vacuum helium leak detection device Download PDFInfo
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- CN216715518U CN216715518U CN202220385946.4U CN202220385946U CN216715518U CN 216715518 U CN216715518 U CN 216715518U CN 202220385946 U CN202220385946 U CN 202220385946U CN 216715518 U CN216715518 U CN 216715518U
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Abstract
The application discloses a sealing connecting pipe for a vacuum helium leak detection device, which comprises a connecting pipe, a first installation joint component and a second installation joint component, wherein one end of the connecting pipe is communicated with the first installation joint component, the other end of the connecting pipe is communicated with the second installation joint component, the first installation joint component comprises a clamping pipe multi-way small pipe, a first locknut small pipe, a spherical surface tool head small pipe and a standard nut, the spherical surface tool head small pipe and the standard nut are sleeved together, and the spherical surface tool head small pipe, the clamping pipe multi-way small pipe and the first locknut small pipe are mutually connected and screwed tightly in a threaded manner; according to the utility model, through the arrangement of the clamping pipe multi-way small pipe, the clamping pipe joint small pipe, the spherical tool head small pipe and the tool connector, the problems that gas leakage is easy to occur in actual use of a sealing connection hose of the vacuum helium leakage detecting device in the prior art, the leakage detecting result is inaccurate, and the leaked gas is wasted are solved, and the leakage detecting result is precise and the gas waste is avoided in use.
Description
Technical Field
The utility model relates to the technical field of vacuum helium leak detection, in particular to a sealing connecting pipe for a vacuum helium leak detection device.
Background
In the prior art, a sealing pipeline for a vacuum helium leak detection device usually adopts a copper pipe, and two ends of the copper pipe are connected with a vacuumizing inflation recovery device and a detected workpiece in a threaded sealing manner or a sealing flange manner.
In the prior art, some manufacturers try to replace a copper pipe through a hose, the hose is adopted to avoid the trouble that the copper pipe needs to be replaced frequently, the service life of the sealing connecting pipe is prolonged, but in actual use, the hose is found to be easy to cause gas leakage under a long-time high-pressure condition, the leaked gas is wasted, particularly, helium is expensive, the leaked gas not only interferes with the accuracy of a detection result, but also increases extra detection cost, and therefore the sealing connecting pipe for the helium leakage detection device is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing connecting pipe for a vacuum helium leak detection device, which is used for solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a sealing connecting pipe for a vacuum helium leak detection device comprises a connecting pipe, a first mounting joint assembly and a second mounting joint assembly, wherein one end of the connecting pipe is communicated with the first mounting joint assembly, the other end of the connecting pipe is communicated with the second mounting joint assembly, the connecting pipe is divided into an inner flexible pipe and an outer flexible pipe which are sleeved inside and outside, the first mounting joint assembly comprises a clamping pipe multi-way small pipe, a first locking nut small pipe, a spherical surface tool head small pipe and a standard nut, the spherical surface tool head small pipe and the standard nut are sleeved together and can be connected with a charging loop pipe joint, a ball head is sealed by metal, the spherical surface tool head small pipe, the clamping pipe multi-way small pipe and the first locking nut small pipe are screwed tightly through threaded connection, and a switching head externally connected with the clamping pipe multi-way small pipe recovers leaked gas;
the second mounting joint assembly comprises a clamping pipe joint small pipe, a second locking female small pipe and a tool connector, and two sides of the clamping pipe joint small pipe are respectively in threaded connection with the second locking female small pipe and the tool connector.
The further scheme of the utility model is as follows: the spherical surface tool head small pipe is provided with inverted teeth, the small hose is inserted along the inverted teeth of the spherical surface tool head small pipe until the inverted teeth are embedded into the small hose to form sealing and are not easy to fall off, the inverted teeth are arranged at one end of the clamping pipe multi-way small pipe, the large hose is inserted into the inverted teeth of the clamping pipe multi-way small pipe, and the other ends of the connected small hose and the connected large hose are inserted into the inverted teeth of the tool connector and the clamping pipe connector small pipe according to the same method to realize fixation.
Compared with the prior art, the utility model has the beneficial effects that: according to the vacuum helium leak detection device, through the arrangement of the clamping pipe multi-way small pipe, the clamping pipe joint small pipe, the first locking female small pipe, the spherical tool head small pipe and the tool connector, the problems that gas (especially helium gas) is easy to leak in actual use of a sealing connection hose of the vacuum helium leak detection device in the prior art, the leak detection result is inaccurate, and the leaked gas is wasted are solved, and the leak detection result is precise and the gas waste is avoided in use.
Drawings
FIG. 1 is a cross-sectional view of a first mount joint assembly of a sealed connector tube for a vacuum helium leak detection apparatus.
FIG. 2 is a cross-sectional view of a second mount joint assembly of a sealed connector tube for a vacuum helium leak detection apparatus.
FIG. 3 is a schematic diagram of a first installation joint assembly of a sealed connector tube for a vacuum helium leak detection apparatus.
FIG. 4 is a schematic diagram of a second installation joint assembly of a sealed connector tube for a vacuum helium leak detection apparatus.
In the figure: the pipe clamp comprises a 1-clamp multi-way small pipe, a 2-clamp pipe joint small pipe, a 3-first locking female small pipe, a 4-spherical surface tooling head small pipe, a 5-standard nut, a 6-tooling connector and a 7-second locking female small pipe.
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. 1-4, the present invention provides a technical solution:
a sealing connecting pipe for a vacuum helium leak detection device comprises a connecting pipe, a first installation joint component and a second installation joint component, wherein one end of the connecting pipe is communicated with the first installation joint component, the other end of the connecting pipe is communicated with the second installation joint component, the connecting pipe is divided into an inner flexible pipe and an outer flexible pipe which are sleeved inside and outside, the first installation joint component comprises a clamping pipe multi-way small pipe 1, a first locking nut small pipe 3, a spherical surface tooling head small pipe 4 and a standard nut 5, the spherical surface tooling head small pipe 4 and the standard nut 5 are sleeved together and can be connected with a charging pipeline joint, a ball head is sealed by metal, the spherical surface tooling head small pipe 4, the clamping pipe multi-way small pipe 1 and the first locking nut small pipe 3 are screwed tightly in threaded connection, and the clamping pipe multi-way small pipe 1 is externally connected with a conversion head to recover leaked gas;
the second mounting joint assembly comprises a small pipe joint clamping pipe 2, a small pipe joint locking pipe 7 and a tool connector 6, and two sides of the small pipe joint clamping pipe 2 are respectively in threaded connection with the small pipe joint locking pipe 7 and the tool connector 6.
The spherical surface tooling head small pipe 4 is provided with inverted teeth, the small hose is inserted along the inverted teeth of the spherical surface tooling head small pipe 4 until the inverted teeth are embedded into the small hose to form sealing and not easy to fall off, the inverted teeth are arranged at one end of the clamping pipe multi-way small pipe 1, the large hose is inserted into the inverted teeth of the clamping pipe multi-way small pipe 1, and the other ends of the connected small hose and the large hose are inserted into the inverted teeth of the tooling connector 6 and the clamping pipe connector small pipe 2 according to the same method to realize fixation.
The working process is as follows: the sealing connecting pipe is a flexible inner pipe and a flexible outer pipe which are sleeved inside and outside, one end of the flexible inner pipe and one end of the flexible outer pipe are suitable for being communicated with a back filling pipeline of the vacuumizing inflation recovery device through a first mounting joint assembly, the other end of the flexible inner pipe and the other end of the flexible outer pipe are suitable for being communicated with a workpiece to be detected to be leaked through a second mounting joint assembly, and a gas back filling channel and a leaked gas recovery channel which are mutually isolated are formed; in addition, through the arrangement of the first installation joint assembly and the second installation joint assembly, the flexible inner pipe and the flexible outer pipe are respectively connected with the vacuumizing inflation recovery device and the detected workpiece in a detachable and sealed mode, and the assembling and disassembling are convenient.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a vacuum helium leak hunting sealing connection pipe for device, includes connecting pipe, first erection joint subassembly and second erection joint subassembly, the connecting pipe divide into inside and outside flexible inner tube and the flexible outer tube that cup joints, its characterized in that: the first installation joint component comprises a pipe clamping multi-way small pipe (1), a first female locking small pipe (3), a spherical surface tooling head small pipe (4) and a standard nut (5), wherein the spherical surface tooling head small pipe (4) and the standard nut (5) are sleeved together, and the spherical surface tooling head small pipe (4), the pipe clamping multi-way small pipe (1) and the first female locking small pipe (3) are mutually screwed in a threaded connection manner;
the second mounting joint assembly comprises a clamping pipe joint small pipe (2), a second locking small pipe (7) and a tool connector (6), and two sides of the clamping pipe joint small pipe (2) are respectively in threaded connection with the second locking small pipe (7) and the tool connector (6).
2. A sealing connecting tube for a vacuum helium leak detection apparatus according to claim 1, characterized in that: the small pipe (4) of the spherical surface tool head is provided with inverted teeth.
3. A sealing connecting tube for a vacuum helium leak detection apparatus according to claim 1, characterized in that: one end of the clamping pipe multi-way small pipe (1) is provided with an inverted tooth.
4. A sealing connecting tube for a vacuum helium leak detection apparatus according to claim 1, characterized in that: one end of the connecting pipe is communicated with the first installation joint component, and the other end of the connecting pipe is communicated with the second installation joint component.
5. A sealing connecting tube for a vacuum helium leak detection apparatus according to claim 1, characterized in that: one end of the flexible inner pipe and one end of the flexible outer pipe are communicated with a first mounting joint assembly, and the other end of the flexible inner pipe and the other end of the flexible outer pipe are communicated with a second mounting joint assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220385946.4U CN216715518U (en) | 2022-02-25 | 2022-02-25 | Sealing connecting pipe for vacuum helium leak detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220385946.4U CN216715518U (en) | 2022-02-25 | 2022-02-25 | Sealing connecting pipe for vacuum helium leak detection device |
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| Publication Number | Publication Date |
|---|---|
| CN216715518U true CN216715518U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220385946.4U Active CN216715518U (en) | 2022-02-25 | 2022-02-25 | Sealing connecting pipe for vacuum helium leak detection device |
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| CN (1) | CN216715518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117483288A (en) * | 2023-12-29 | 2024-02-02 | 宝鸡天联汇通复合材料有限公司 | Anti-leakage joint cleaning equipment for hydrogen transmission pipeline |
-
2022
- 2022-02-25 CN CN202220385946.4U patent/CN216715518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117483288A (en) * | 2023-12-29 | 2024-02-02 | 宝鸡天联汇通复合材料有限公司 | Anti-leakage joint cleaning equipment for hydrogen transmission pipeline |
| CN117483288B (en) * | 2023-12-29 | 2024-04-16 | 宝鸡天联汇通复合材料有限公司 | Leak-proof joint for hydrogen-conveying pipeline |
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