CN210319434U - Pipeline leakage detection device - Google Patents

Pipeline leakage detection device Download PDF

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Publication number
CN210319434U
CN210319434U CN201921372023.XU CN201921372023U CN210319434U CN 210319434 U CN210319434 U CN 210319434U CN 201921372023 U CN201921372023 U CN 201921372023U CN 210319434 U CN210319434 U CN 210319434U
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CN
China
Prior art keywords
pipeline
inflation
sealing
air
plugging
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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.)
Expired - Fee Related
Application number
CN201921372023.XU
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Chinese (zh)
Inventor
邵志豪
Original Assignee
邵志豪
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Filing date
Publication date
Application filed by 邵志豪 filed Critical 邵志豪
Priority to CN201921372023.XU priority Critical patent/CN210319434U/en
Application granted granted Critical
Publication of CN210319434U publication Critical patent/CN210319434U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a pipeline leakage detection device, which comprises at least one inflation mechanism and at least one plugging mechanism, wherein the inflation mechanism and the plugging mechanism both comprise a sealing connecting piece which corresponds to the port arrangement of a pipeline to be detected; the inflation mechanism comprises an inflation pipeline, the air outlet end of the inflation pipeline is communicated with the pipeline to be tested, and the air inlet end of the inflation pipeline is connected with an air source; and the inflation pipeline is provided with an inflation valve and a pressure gauge, and the pressure gauge is used for measuring the pressure in the pipeline to be measured. The pipeline leakage detection device has the advantages of simple structure, convenience in use and wide application prospect.

Description

Pipeline leakage detection device
Technical Field
The utility model relates to a check out test set, specific theory has related to a pipeline device that leaks hunting.
Background
In recent years, gas transportation in industry is more and more common, and once leakage occurs in the pipelines, not only daily life of people is seriously affected, but also casualties are possibly caused seriously, so that before the pipelines are used, the airtightness of the pipelines needs to be checked by adopting a certain means. At present, a soap lye method, an ultrasonic method, a helium gas leak detector method and the like are mostly adopted for testing the air tightness of a pipeline, and a special pipeline leak detection device is not provided, so that detection personnel are often required to prepare leak detection equipment according to the determination methods when the air tightness of the pipeline is tested, the air tightness determination result of the pipeline is influenced by the difference of the leak detection equipment, and the consistency of the air tightness test is poor.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The utility model aims at providing a pipeline device that leaks hunting to the not enough of prior art.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
a pipeline leakage detection device comprises at least one inflation mechanism and at least one plugging mechanism, wherein the inflation mechanism and the plugging mechanism respectively comprise a sealing connecting piece arranged corresponding to a port of a pipeline to be detected; the air inflation mechanism comprises an air inflation pipeline, the air outlet end of the air inflation pipeline penetrates through the sealing connecting piece to be communicated with the pipeline to be tested, and the air inlet end of the air inflation pipeline is connected with an air source; and the inflation pipeline is provided with an inflation valve and a pressure gauge, and the pressure gauge is used for measuring the pressure in the pipeline to be measured.
Based on the above, sealing connection spare include with the cylindricality sealing that the port of the pipeline that awaits measuring suits, the outer end of cylindricality sealing is provided with the ring type seal, the external diameter of ring type seal is greater than the port internal diameter of the pipeline that awaits measuring.
On the basis, the plugging mechanism is provided with an operating handle, the operating handle comprises a handheld portion and a connecting portion, the connecting portion penetrates through the cylindrical sealing portion, the tail end of the connecting portion is provided with a threaded section, and the threaded section is provided with at least one fastening nut.
Based on the above, the inflation pipeline passes through the cylindrical sealing part, the air outlet end of the inflation pipeline is provided with a threaded section, and the threaded section is provided with at least one fastening nut.
Based on the above, a sealing gasket is arranged between the inner end of the cylindrical sealing part and the fastening nut.
Based on the above, the surface of the inflation pipeline is also provided with a fixed sleeve, and the inner end of the fixed sleeve is abutted to the outer end of the sealing connecting piece.
Based on the above, the length of the fixing sleeve is greater than that of the operating handle of the inflation valve.
Based on the above, the cylindrical sealing part is a rubber flexible cylindrical sealing part, and the fixed sleeve is a nylon sleeve.
Based on the above, the handheld part is provided with a hanging ring.
The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model discloses a mechanism is aerifyd in pipeline leakage detection device design and shutoff mechanism detects the gas tightness of pipeline, simple structure, and convenient to use has wide application prospect. In the specific use process, firstly, the inflation mechanism and the plugging machine are respectively installed at two ends of a pipeline, so that the interior of the pipeline is in a sealed state, then the inflation valve is opened, inflation is carried out in the pipeline, air, nitrogen or inert gas can be selected as required by the inflation gas, the inflation valve is closed after the inflation reaches a certain pressure intensity, the readings of the pressure gauge are observed and recorded, and the air tightness of the pipeline is judged according to the change of the readings of the pressure gauge.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the plugging mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the inflation mechanism of the present invention.
In the figure: 1. a hand-held portion; 2. an annular seal ring; 3. a pipeline to be tested; 4. an annular seal ring; 5. a pressure gauge; 6. an inflation conduit; 7. an inflation valve; 8. fixing the sleeve; 9. a cylindrical seal portion; 10. sealing gaskets; 11. a threaded segment; 12. tightening the nut; 13. and tightening the nut.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
As shown in fig. 1-3, a pipeline leakage detection device comprises at least one inflation mechanism and at least one plugging mechanism, wherein each inflation mechanism and each plugging mechanism comprises a sealing connecting piece arranged corresponding to a port of a pipeline 3 to be detected; the inflation mechanism comprises an inflation pipeline 6, the air outlet end of the inflation pipeline 6 penetrates through the sealing connecting piece to be communicated with the pipeline 3 to be tested, and the air inlet end of the inflation pipeline 6 is connected with an air source; and an inflation valve 7 and a pressure gauge 5 are arranged on the inflation pipeline 6, and the pressure gauge 5 is used for measuring the pressure in the pipeline 3 to be measured. The pressure gauge may employ a gas pressure measuring device that is conventional in the art.
In this embodiment, the pipeline leakage detection device comprises an inflation mechanism and a plugging mechanism, and is used for detecting the air tightness of the straight pipeline. In other embodiments, the number of the inflation mechanism and the occlusion mechanism may be adjusted as required, for example: the pipeline leakage detection device can be provided with an inflation mechanism and two plugging mechanisms and is used for measuring the air tightness of the Y-shaped pipeline.
In the using process, firstly, the inflation mechanism and the plugging machine are respectively installed at two ends of a pipeline, so that the interior of the pipeline is in a sealed state, then the inflation valve is opened, inflation is carried out in the pipeline, air, nitrogen or inert gas can be selected as required for the inflation gas, the inflation valve is closed when the inflation reaches a certain pressure, the readings of the pressure gauge are observed and recorded again after a period of time (the time interval can be 5 min), the readings of the pressure gauge do not change obviously after 5 times, and the gas tightness of the pipeline is good.
Specifically, sealing connection includes with the cylindricality sealing 9 that the port of the pipeline 3 that awaits measuring suits, the outer end edge of cylindricality sealing 9 is provided with ring type sealing 2 (4), ring type sealing 2's external diameter is greater than the port internal diameter of the pipeline 3 that awaits measuring. When the sealing device is used, the cylindrical sealing part is inserted into the port of the pipeline to be tested, and the annular sealing ring is positioned outside the pipeline to be tested.
Further, for convenient to use, the shutoff mechanism is provided with the operating handle, the operating handle includes handheld portion 1 and connecting portion, connecting portion pass through the setting of cylindricality sealing 9, just the end of connecting portion sets up screw thread section 11, screw thread section 11 sets up at least one fastening nut 12.
Further, the inflation pipeline 6 correspondingly penetrates through the cylindrical sealing part of the inflation mechanism, a threaded section 11 is arranged at the air outlet end of the inflation pipeline 6, and at least one fastening nut 12 is arranged on the threaded section.
For the convenience of installation, the cylindrical sealing part can be provided with a through hole at the position of the central shaft, and the connecting part is correspondingly designed into a cylindrical structure, so that the connecting part/the inflation pipeline can be installed through the through hole. In addition, in this embodiment, two fastening nuts 12 and 13 are provided to prevent the nuts from slipping during use.
Further, a sealing gasket 10 is provided between the inner end of the cylindrical seal portion 9 and the fastening nut 13 in order to improve the sealing property. Furthermore, for the convenience of installation, a plurality of positioning bulges can be uniformly arranged at the inner end of the cylindrical sealing part, the sealing gasket is correspondingly provided with positioning holes, the thickness of the sealing gasket is equal to the protruding length of the bulges, and each positioning bulge is correspondingly inserted into the positioning hole during installation.
Further, the surface of the inflation pipeline 6 is also provided with a fixed sleeve 8, and the inner end of the fixed sleeve 8 is abutted against the outer end of the sealing connecting piece. Further, the length of the fixing sleeve 8 is larger than that of the operating handle of the inflation valve 7, so that enough space is reserved for installation and opening and closing operation of the inflation valve, and the influence of a sealing connecting piece on the operation of the inflation valve is avoided.
Further, the cylindrical sealing portion 9 is a rubber flexible cylindrical sealing portion, and the fixing sleeve 8 is a nylon sleeve.
Further, the handheld part 1 is provided with a hanging ring.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (9)

1. The utility model provides a pipeline device that leaks hunting which characterized in that: the device comprises at least one inflation mechanism and at least one plugging mechanism, wherein the inflation mechanism and the plugging mechanism respectively comprise a sealing connecting piece which is arranged corresponding to a port of a pipeline to be tested; the air inflation mechanism further comprises an air inflation pipeline, an air outlet end of the air inflation pipeline penetrates through the sealing connecting piece to be communicated with the pipeline to be tested, and an air inlet end of the air inflation pipeline is connected with an air source; and the inflation pipeline is provided with an inflation valve and a pressure gauge, and the pressure gauge is used for measuring the pressure in the pipeline to be measured.
2. The pipeline leak hunting device of claim 1, wherein: the sealing connecting piece comprises a cylindrical sealing part which is matched with the port of the pipeline to be tested, an annular sealing ring is arranged at the outer end of the cylindrical sealing part, and the outer diameter of the annular sealing ring is larger than the inner diameter of the port of the pipeline to be tested.
3. The pipeline leak hunting device of claim 2, wherein: the plugging mechanism is provided with an operating handle, the operating handle comprises a handheld portion and a connecting portion, the connecting portion penetrates through the cylindrical sealing portion, a threaded section is arranged at the tail end of the connecting portion, and at least one fastening nut is arranged on the threaded section.
4. The pipeline leak hunting device of claim 2, wherein: the inflation pipeline passes through the cylindrical sealing part, the air outlet end of the inflation pipeline is provided with a threaded section, and the threaded section is provided with at least one fastening nut.
5. The pipeline leak detection device according to claim 3 or 4, wherein: and a sealing gasket is arranged between the inner end of the cylindrical sealing part and the fastening nut.
6. The pipeline leak hunting device according to claim 5, wherein: the surface of the inflation pipeline is also provided with a fixed sleeve, and the inner end of the fixed sleeve is abutted to the outer end of the sealing connecting piece.
7. The pipeline leak hunting device of claim 6, wherein: the length of the fixed sleeve is greater than that of an operating handle of the inflation valve.
8. The pipeline leak hunting device according to claim 7, wherein: the cylindrical sealing part is a rubber flexible cylindrical sealing part, and the fixed sleeve is a nylon sleeve.
9. The pipeline leak hunting device according to claim 3, wherein: the handheld part is provided with a hanging ring.
CN201921372023.XU 2019-08-22 2019-08-22 Pipeline leakage detection device Expired - Fee Related CN210319434U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921372023.XU CN210319434U (en) 2019-08-22 2019-08-22 Pipeline leakage detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921372023.XU CN210319434U (en) 2019-08-22 2019-08-22 Pipeline leakage detection device

Publications (1)

Publication Number Publication Date
CN210319434U true CN210319434U (en) 2020-04-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921372023.XU Expired - Fee Related CN210319434U (en) 2019-08-22 2019-08-22 Pipeline leakage detection device

Country Status (1)

Country Link
CN (1) CN210319434U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664492A (en) * 2020-07-14 2020-09-15 俞启鸿 Heat exchange station heating pipe network

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111664492A (en) * 2020-07-14 2020-09-15 俞启鸿 Heat exchange station heating pipe network

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200414

Termination date: 20200822