CN214407931U - Quick leak hunting frock of corrugated metal pipe compensator - Google Patents
Quick leak hunting frock of corrugated metal pipe compensator Download PDFInfo
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- CN214407931U CN214407931U CN202120416441.5U CN202120416441U CN214407931U CN 214407931 U CN214407931 U CN 214407931U CN 202120416441 U CN202120416441 U CN 202120416441U CN 214407931 U CN214407931 U CN 214407931U
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- basin
- water tank
- quick leak
- pipe compensator
- sealed lid
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Abstract
The utility model provides a quick leak hunting frock of corrugated metal pipe compensator, including the basin that is used for testing the bellows gas tightness, basin one side is run through and is provided with the barometer, and basin inlet port department installs the blast pump, and blast pump gas port department is connected with the concatenation flange, is provided with one-way pneumatic valve between concatenation flange and the blast pump gas port, and the side cover has closed sealed lid on the basin, and sealed lid inboard is provided with the clear glass board, and near sealed lid four corners runs through and is provided with the locking bolt, has solved the problem that corrugated metal pipe compensator can not detect small airtight leakage in the past, the utility model discloses it is rational in infrastructure, can utilize the high-pressure gas to detect great gas leakage, also can adopt the pressure differential to detect small leakage.
Description
Technical Field
The utility model relates to a quick leak hunting frock of corrugated metal pipe compensator belongs to corrugated metal pipe compensator and detects frock technical field.
Background
Corrugated compensators, also conventionally called expansion joints, or expansion joints. It is composed of bellows (an elastic element) and its working body, end pipe, support, flange and guide pipe. The pipeline compensator is mainly used in various pipelines, can compensate the thermal displacement and the mechanical deformation of the pipelines and absorb various mechanical vibrations, and plays a role in reducing the deformation stress of the pipelines and prolonging the service life of the pipelines. The connection mode of the corrugated compensator is divided into flange connection and welding. The directly buried pipeline compensator generally adopts a welding mode.
In the prior art, sampling air tightness leakage detection is required to be carried out on corrugated pipes before the corrugated pipes are used in batches, the conventional leakage detection device is mainly used for placing the corrugated pipes in a water tank, then introducing gas, and judging the air tightness by checking bubbles; however, some tiny airtight leaks hardly generate obvious bubbles, so that a quick leak detection tool for the metal corrugated pipe compensator is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quick leak hunting frock of corrugated metal pipe compensator to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure can utilize the great gas leakage of high-pressure gas detection, also can adopt the pressure differential to detect small leakage.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a quick leak hunting frock of metal bellows compensator, is including the basin that is used for testing the bellows gas tightness, basin one side is run through and is provided with the barometer, basin air inlet department installs the blast pump, blast pump air outlet department is connected with the concatenation flange, be provided with one-way pneumatic valve between concatenation flange and the blast pump air outlet, the side cover has closed sealed lid on the basin, sealed inboard side is provided with the transparent glass board, near sealed lid four corners is run through and is provided with the locking bolt.
Furthermore, the edge part of the sealing cover contacting with the water tank is provided with a sealing cover rubber ring, and the edge part of the water tank contacting with the sealing cover is provided with a protruding edge.
Furthermore, a water tank rubber ring is arranged on the edge of the bulge.
Furthermore, a nut is fixed on the upper side inside the water tank, and the locking bolt penetrates through the sealing cover and is in threaded fit connection with the nut.
Furthermore, a water level scale is arranged on the inner wall side of the water tank.
Furthermore, a silica gel rubber ring is pasted on the edge of the outlet of the splicing flange.
The utility model has the advantages that:
1. the sealing cover rubber ring is arranged at the edge part of the sealing cover contacted with the water tank; the edge part of the water tank, which is in contact with the sealing cover, is provided with a convex edge, and a water tank rubber ring is arranged on the convex edge, so that the water tank rubber ring and the sealing cover rubber ring play a double sealing effect, and the sealing effect of the sealing cover is greatly enhanced;
2. the utility model injects gas through the blast pump, and can detect larger gas leakage by using high-pressure gas in the water tank; the sealed lid of lid carries out the pressure differential through the barometer and detects, can adopt the pressure differential to detect the microleakage.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of the rapid leak detection tool for the metal bellows compensator according to the present invention;
fig. 2 is a cross-sectional view of the rapid leak detection tool for the metal bellows compensator according to the present invention;
in the figure: the device comprises a sealing cover 1, a locking bolt 2, a transparent glass plate 3, a blast pump 4, a water tank 5, a barometer 6, a nut 7, a sealing cover rubber ring 8, a water tank rubber ring 9, a splicing flange 10, a flange rubber ring 101, a one-way air valve 11 and a water level scale 12.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a quick leak hunting frock of metal bellows compensator, including the basin 5 that is used for testing the bellows gas tightness, 5 one sides of basin are run through and are provided with barometer 6, 5 air inlets of basin department installs blast pump 4, 4 air outlets of blast pump department are connected with concatenation flange 10, be provided with one-way pneumatic valve 11 between 4 gas outlets of concatenation flange 10 and blast pump, 5 side covers on the basin have closed sealed lid 1, 1 inboard of sealed lid is provided with transparent glass plate 3, it is provided with locking bolt 2 to run through near 1 four corners of sealed lid, the problem that bellows compensator in the past can not detect small airtight leakage has been solved.
The sealing cover rubber ring 8 is arranged at the edge part of the sealing cover 1 contacted with the water tank 5, so that the sealing effect is achieved; the edge part of basin 5 and sealed lid 1 contact is equipped with protruding border, the utility model discloses a be provided with basin rubber ring 9 on the protruding border, just so can play the double seal effect with sealed lid rubber ring 8, strengthened sealed effect of lid 1 greatly.
The upper side inside the water tank 5 of the utility model is fixed with a nut 7, and a locking bolt 2 penetrates through a sealing cover 1 to be connected with the nut 7 in a thread fit way, so that the sealing cover 1 is connected with the water tank 5 in a locking way; the water level scale 12 is arranged on the inner wall side of the water tank 5 and is used for quantitatively injecting leakage detection liquid.
The utility model discloses a 10 export edges of concatenation flange are pasted and are had flange rubber ring 101, make concatenation flange 10 and bellows sealing connection.
As an embodiment of the present invention: one end of the corrugated pipe is blocked, the other end of the corrugated pipe is screwed with the splicing flange 10 through a bolt, and a proper amount of liquid is injected into the water tank 5 and is ensured to submerge the corrugated pipe; at the moment, the air blowing pump 4 is electrified to carry out proper air blowing pressurization, some colored gas can be introduced when the air blowing pump 4 injects air, and the leakage position can be checked more intuitively by pressurizing the corrugated pipe and checking whether bubbles escape;
if the surface of the corrugated pipe has no large air bubble leakage, the sealing cover 1 is covered, the sealing cover is screwed by the locking bolt 2, the initial pressure value of the barometer 6 is recorded, then a new pressure value is recorded after a period of time, if the new pressure value is the same as the initial pressure value, the air tightness of the corrugated pipe is good, otherwise, the corrugated pipe still has small air tightness leakage.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a quick leak hunting frock of metal bellows compensator which characterized in that: including basin (5) that is used for testing bellows gas tightness, basin (5) one side is run through and is provided with barometer (6), basin (5) air inlet department installs blast pump (4), blast pump (4) air outlet department is connected with concatenation flange (10), be provided with one-way pneumatic valve (11) between concatenation flange (10) and blast pump (4) gas outlet, basin (5) side cover has closed sealed lid (1), sealed lid (1) inboard is provided with transparent glass board (3), near sealed lid (1) four corners is run through and is provided with locking bolt (2).
2. The quick leak detection tool for the metal corrugated pipe compensator as claimed in claim 1, wherein: the edge part of the sealing cover (1) contacting with the water tank (5) is provided with a sealing cover rubber ring (8), and the edge part of the water tank (5) contacting with the sealing cover (1) is provided with a protruding edge.
3. The quick leak detection tool for the metal corrugated pipe compensator as claimed in claim 2, wherein: and a water tank rubber ring (9) is arranged on the edge of the bulge.
4. The quick leak detection tool for the metal corrugated pipe compensator as claimed in claim 1, wherein: a nut (7) is fixed on the upper side inside the water tank (5), and the locking bolt (2) penetrates through the sealing cover (1) to be connected with the nut (7) in a threaded fit mode.
5. The quick leak detection tool for the metal corrugated pipe compensator as claimed in claim 1 or 4, wherein: the water level scales (12) are also arranged on the inner wall side of the water tank (5).
6. The quick leak detection tool for the metal corrugated pipe compensator as claimed in claim 1, wherein: and a flange rubber ring (101) is adhered to the edge of the outlet of the splicing flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416441.5U CN214407931U (en) | 2021-02-25 | 2021-02-25 | Quick leak hunting frock of corrugated metal pipe compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416441.5U CN214407931U (en) | 2021-02-25 | 2021-02-25 | Quick leak hunting frock of corrugated metal pipe compensator |
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| Publication Number | Publication Date |
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| CN214407931U true CN214407931U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120416441.5U Active CN214407931U (en) | 2021-02-25 | 2021-02-25 | Quick leak hunting frock of corrugated metal pipe compensator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782444A (en) * | 2023-12-28 | 2024-03-29 | 维格斯湖北流体技术有限公司 | Airtight check out test set of ripple compensator |
-
2021
- 2021-02-25 CN CN202120416441.5U patent/CN214407931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782444A (en) * | 2023-12-28 | 2024-03-29 | 维格斯湖北流体技术有限公司 | Airtight check out test set of ripple compensator |
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