CN208170010U - A kind of gas pipeline leakage detection device - Google Patents
A kind of gas pipeline leakage detection device Download PDFInfo
- Publication number
- CN208170010U CN208170010U CN201820755623.3U CN201820755623U CN208170010U CN 208170010 U CN208170010 U CN 208170010U CN 201820755623 U CN201820755623 U CN 201820755623U CN 208170010 U CN208170010 U CN 208170010U
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- plug
- collection box
- connect
- leakage detection
- detection device
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Abstract
The utility model discloses a kind of gas pipeline leakage detection devices, including pre-buried multiple collection boxes that pipeline outer wall is arranged in, fibre optical sensor is provided on the pipeline of the collection box side, the fibre optical sensor is connect with vibration signal detector, the collection box surface offers several through-holes, it is provided with soil in the through-hole and stops net, is provided with PVC guiding tube at the top of the collection box, PVC guiding tube one end is connect with the marker peg that ground is arranged in；The marker peg includes ontology and end cap；It further include thiophane detector, the thiophane detector is connect by hose with plug, and asepwirator pump is provided between the plug and hose, and suction hole is provided on the plug, and the plug can be filled in ontology and be connected with the perforation of PVC guiding tube.The utility model can it is sensitive and precisely find leak source while, fibre optical sensor is effectively judged, thus reduction or avoid excavating in vain.
Description
Technical field
The utility model relates to natural gas line detection fields, and in particular to a kind of gas pipeline leakage detection device.
Background technique
There is leakage in natural gas line, after leakage, since natural gas line is largely embedded in underground,
It is not easy to be detected, therefore can be found after revealing the long period, causes natural gas to pollute surrounding enviroment, also result in wave
Take.
Nowadays detection means is varied, has acoustic wave detection, optical detection etc., especially in Patent No.
In 201610647216.6 file, optical detection sensitivity with higher, and it is able to achieve the effect of the precise positioning of leak source
Fruit, but when fibre optical sensor damages or breaks down, the phenomenon that easily leading to false alarm generation, when there is false alarm, from
And it is invalid to cause large area to be excavated, time-consuming and laborious, waste of resource.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of gas pipeline leakage detection devices, can be sensitive
And while precisely finding leak source, fibre optical sensor is effectively judged, to reduce or avoid excavating in vain.
In order to solve the above-mentioned technical problem, the utility model provides a kind of gas pipeline leakage detection device, including
Pre-buried multiple collection boxes that pipeline outer wall is arranged in are provided with fibre optical sensor, the light on the pipeline of the collection box side
Fiber sensor is connect with vibration signal detector, and the collection box surface offers several through-holes, is provided with mud in the through-hole
Soil stops net, and PVC guiding tube, PVC guiding tube one end and the marker peg that ground is arranged in are provided at the top of the collection box
Connection；
The marker peg includes ontology and end cap, and cavity pipe is provided in the ontology, the cavity pipe perforation ontology
Both ends, cavity pipe one end are connect with PVC guiding tube, the cavity pipe other end protrusion body end setting and appearance
It is provided with external screw thread on face, installation cavity is provided in the end cap, the installation cavity is internally provided with internal screw thread, and the end cap is logical
The external screw thread for crossing internal screw thread and cavity pipe is cooperatively connected, and is additionally provided with gasket in the body end on cavity pipe periphery；
Further include thiophane detector, the thiophane detector is connect by hose with plug, the plug and
It is provided with asepwirator pump between hose, suction hole is provided on the plug, the plug can be filled in cavity pipe.
Further, the collection box bottom is provided with pipeline and imitates type face.
Further, the collection box bottom is provided with anchor ear, and the collection box is connect by anchor ear with pipeline.
Further, the plug is frustum cone structure.
Further, Position Number is provided on the marker peg.
The beneficial effects of the utility model：
Vibration signal detector can be optical fiber filter, for detecting pipe leakage vibration after connecting with fibre optical sensor
Signal；Fibre optical sensor is arranged on the pipeline of collection box side, so that explanation is let out when fibre optical sensor detects leakage
Drain-source is on periphery, and collection box can carry out part receiving to gas leakage, collects in centre, the gas of collection can pass through
PVC guiding tube is guided to marker peg, by the analysis to gas in marker peg, can be detected again, is able to carry out fast
Speed determines again, when detect twice detect leakage when, that is, can conclude that, be actual leakage；
And end cap is provided on marker peg, it is fixed by screw thread rotation, and gasket is provided between end cap and ontology,
Can effective protection gas do not leak, only opening end cap can detect, and improve using safe；
When being detected on marker peg, plug is filled in cavity pipe, realizes sealing, then asepwirator pump is by the gas in marker peg
Body extraction is given thiophane detector and is detected, and sealing can guarantee that detection gas in marker peg, guarantee detection
As a result accuracy, and also improve the gettering efficiency of asepwirator pump.
Detailed description of the invention
Fig. 1 is the pre-buried partial schematic diagram of the utility model；
Fig. 2 is the marker peg partial schematic diagram of the utility model；
Fig. 3 is the thiophane detector part and the structural schematic diagram of marker peg of the utility model.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
Referring to figs. 1 to shown in Fig. 3, an embodiment of the gas pipeline leakage detection device of the utility model, including it is pre-
The multiple collection boxes 2 set in 1 outer wall of pipeline are buried, are provided with fibre optical sensor 3, fibre optical sensor on the pipeline of collection box side
It is connect with vibration signal detector 4, collection box surface offers several through-holes, and soil is provided in through-hole and stops net, collection box
Top is provided with PVC guiding tube 5, and PVC guiding tube one end is connect with the marker peg 6 that ground is arranged in；
Marker peg includes ontology 7 and end cap 8, cavity pipe 9 is provided in ontology, cavity pipe penetrates through the both ends of ontology, empty
Lumen one end is connect with PVC guiding tube, is provided with external screw thread on the protrusion body end setting of the cavity pipe other end and outer surface,
Installation cavity 10 is provided in end cap, installation cavity is internally provided with internal screw thread, and end cap is matched by the external screw thread of internal screw thread and cavity pipe
Connection is closed, is additionally provided with gasket 16 in the body end on cavity pipe periphery；
Further include thiophane detector 11, thiophane detector is connect by hose 12 with plug 13, plug with it is soft
It is provided with asepwirator pump 14 between pipe, suction hole is provided on plug, plug can be filled in cavity pipe.
Vibration signal detector can be optical fiber filter, for detecting pipe leakage vibration after connecting with fibre optical sensor
Signal；Fibre optical sensor is arranged on the pipeline of collection box side, so that explanation is let out when fibre optical sensor detects leakage
Drain-source is on periphery, and collection box can carry out part receiving to gas leakage, collects in centre, the gas of collection can pass through
PVC guiding tube is guided to marker peg, by the analysis to gas in marker peg, can be detected again, is able to carry out fast
Speed determines again, when detect twice detect leakage when, that is, can conclude that, be actual leakage；
And end cap is provided on marker peg, it is fixed by screw thread rotation, and gasket is provided between end cap and ontology,
Can effective protection gas do not leak, only opening end cap can detect, and improve using safe；
When being detected on marker peg, plug is filled in cavity pipe, realizes sealing, then asepwirator pump is by the gas in marker peg
Body extraction is given thiophane detector and is detected, and sealing can guarantee that detection gas in marker peg, guarantee detection
As a result accuracy, and also improve the gettering efficiency of asepwirator pump.
Above-mentioned collection box bottom is provided with pipeline and imitates type face, convenient for being tentatively set to.Collection box bottom is provided with anchor ear 15, receives
Collection box is connect by anchor ear with pipeline, realizes fastening.Plug is that frustum cone structure is convenient for close grafting, air tight, improves detection
Effect.Position Number is provided on marker peg, convenient for quickly finding leak position.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (5)
1. a kind of gas pipeline leakage detection device, which is characterized in that including pre-buried multiple collections that pipeline outer wall is arranged in
Box is provided with fibre optical sensor on the pipeline of the collection box side, and the fibre optical sensor is connect with vibration signal detector,
The collection box surface offers several through-holes, and soil is provided in the through-hole and stops net, is provided at the top of the collection box
PVC guiding tube, PVC guiding tube one end are connect with the marker peg that ground is arranged in；
The marker peg includes ontology and end cap, and cavity pipe, the both ends of the cavity pipe perforation ontology are provided in the ontology
Portion, cavity pipe one end are connect with PVC guiding tube, in the cavity pipe other end protrusion body end setting and outer surface
It is provided with external screw thread, installation cavity is provided in the end cap, the installation cavity is internally provided with internal screw thread, and the end cap passes through interior
The external screw thread of screw thread and cavity pipe is cooperatively connected, and is additionally provided with gasket in the body end on cavity pipe periphery；
It further include thiophane detector, the thiophane detector is connect by hose with plug, the plug and hose
Between be provided with asepwirator pump, suction hole is provided on the plug, the plug can be filled in cavity pipe.
2. gas pipeline leakage detection device as described in claim 1, which is characterized in that the collection box bottom is provided with
Pipeline imitates type face.
3. gas pipeline leakage detection device as claimed in claim 2, which is characterized in that the collection box bottom is provided with
Anchor ear, the collection box are connect by anchor ear with pipeline.
4. gas pipeline leakage detection device as described in claim 1, which is characterized in that the plug is frustum cone structure.
5. gas pipeline leakage detection device as described in claim 1, which is characterized in that be provided with position on the marker peg
Set number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820755623.3U CN208170010U (en) | 2018-05-21 | 2018-05-21 | A kind of gas pipeline leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820755623.3U CN208170010U (en) | 2018-05-21 | 2018-05-21 | A kind of gas pipeline leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208170010U true CN208170010U (en) | 2018-11-30 |
Family
ID=64365239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820755623.3U Expired - Fee Related CN208170010U (en) | 2018-05-21 | 2018-05-21 | A kind of gas pipeline leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208170010U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748800A (en) * | 2019-11-05 | 2020-02-04 | 宁波镇海合冰能源技术有限公司 | Quick positioner of domestic natural gas line leakage |
| CN111536431A (en) * | 2020-05-15 | 2020-08-14 | 河南万众通达物联科技有限公司 | External leak hunting device of buried pipeline |
-
2018
- 2018-05-21 CN CN201820755623.3U patent/CN208170010U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748800A (en) * | 2019-11-05 | 2020-02-04 | 宁波镇海合冰能源技术有限公司 | Quick positioner of domestic natural gas line leakage |
| CN110748800B (en) * | 2019-11-05 | 2020-11-03 | 江苏新泰隆管件有限公司 | Quick positioner of domestic natural gas line leakage |
| CN111536431A (en) * | 2020-05-15 | 2020-08-14 | 河南万众通达物联科技有限公司 | External leak hunting device of buried pipeline |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20200521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |