CN216591103U - A auxiliary device for natural gas transportation pipeline leak testing - Google Patents
A auxiliary device for natural gas transportation pipeline leak testing Download PDFInfo
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- CN216591103U CN216591103U CN202122575610.2U CN202122575610U CN216591103U CN 216591103 U CN216591103 U CN 216591103U CN 202122575610 U CN202122575610 U CN 202122575610U CN 216591103 U CN216591103 U CN 216591103U
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Abstract
The utility model discloses an auxiliary device for detecting leakage of a natural gas conveying pipeline, which comprises gauze, a large woven filter screen, a first section of PVC pipe, a second section of PVC pipe, an RFID chip, a small woven filter screen and a PVC plug. According to the utility model, the device is arranged between the pipelines at a distance of 50 meters, the RFID chip is arranged in the second section of PVC pipe, and the gas detector is used for detecting and sensing the RFID chip to record the operation, so that the detection is convenient and the pipeline leakage detection efficiency is improved.
Description
Technical Field
The utility model relates to the field of pipeline leakage detection, in particular to an auxiliary device for natural gas conveying pipeline leakage detection.
Background
Along with the generation of urban natural gas pipelines, the problem that the nation must consider for a long time is to prevent and control the leakage of the urban natural gas pipelines and ensure the effective and safe supply of natural gas. Daily pipeline detection plays a vital role in city safety and people property safety. On medium-pressure pipeline transmission lines, valve wells are usually overhauled and maintained, and the tightness of valves and whether the pipelines leak or not are tested. Generally, the distance between every two valve wells is about one kilometer, even some pipelines are distributed under a cement ground, the detection on the pipeline with the distance between every two valve wells being one kilometer is difficult, if the pipeline has a place to be detected, the detection is generally carried out by inserting a water pipe or excavating the ground, so that the detection efficiency is low, and the consumption is huge; but also the condition that the inspector detects the operation as false.
SUMMERY OF THE UTILITY MODEL
Accordingly, to address the above-described deficiencies, the present invention provides an auxiliary device for natural gas transportation pipeline leak detection.
The utility model is realized in such a way that an auxiliary device for detecting the leakage of a natural gas conveying pipeline is constructed, the device comprises gauze, a large woven filter screen, a first section of PVC pipe, a second section of PVC pipe, an RFID chip, a small woven filter screen and a PVC plug, wherein the first section of PVC pipe is arranged in an earth layer, the upper end of the first section of PVC pipe penetrates into a cement layer and is connected with the second section of PVC pipe, the PVC plug is arranged at the top of the second section of PVC pipe, the gauze and the large woven filter screen are arranged at the bottom of the first section of PVC pipe, the small woven filter screen is arranged in the second section of PVC pipe, and the RFID chip is embedded and arranged on one side of the second section of PVC pipe.
Preferably, the bottom of the first section of PVC pipe is arranged in a bell mouth shape.
Preferably, the second section of PVC pipe is of a detachable structure.
Preferably, the large woven filter screen and the small woven filter screen are both made of 316 stainless steel.
Preferably, the inlet at the bottom of the first section of PVC pipe corresponds to the pipeline layer.
Preferably, the second section of PVC pipe is placed in the cement layer at the bottom and penetrates the ground layer at the top.
The utility model has the following advantages: the utility model provides an auxiliary device for detecting leakage of a natural gas conveying pipeline through improvement, and compared with the same type of equipment, the auxiliary device has the following improvement:
the advantages are that: according to the auxiliary device for detecting the leakage of the natural gas conveying pipeline, the device is arranged at a distance of 50 meters between pipelines, the RFID chip is arranged in the second section of PVC pipe, and the operation is recorded by using the gas detector to detect and sense the RFID chip, so that the detection is convenient and the pipeline leakage detection efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Wherein: gauze-1, large woven filter screen-2, first section PVC pipe-3, second section PVC pipe-4, RFID chip-5, small woven filter screen-6, PVC plug-7, a-ground layer, b-cement layer, c-soil layer and d-pipeline layer.
Detailed Description
The present invention will be described in detail with reference to fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The utility model provides an auxiliary device for detecting leakage of a natural gas conveying pipeline through improvement, which comprises gauze 1, a large woven filter screen 2, a first section of PVC pipe 3, a second section of PVC pipe 4, an RFID chip 5, a small woven filter screen 6 and a PVC plug 7, wherein the first section of PVC pipe 3 is arranged in a mud layer c, the upper end of the first section of PVC pipe is penetrated into a cement layer b and is connected with the second section of PVC pipe 4, the PVC plug 7 is arranged at the top of the second section of PVC pipe 4, the gauze 1 and the large woven filter screen 2 are arranged at the bottom of the first section of PVC pipe 3, the small woven filter screen 6 is arranged in the second section of PVC pipe 4, and the RFID chip 5 is embedded and arranged at one side of the second section of PVC pipe 4.
Furthermore, the bottom of the first section of PVC pipe 3 is arranged to be in a horn mouth shape, and leaked gas is conveniently collected in the horn mouth shape.
Furthermore, second section PVC pipe 4 is detachable construction, conveniently carries out the dismouting.
Furthermore, the large woven filter screen 2 and the small woven filter screen 6 are both made of 316 stainless steel, so that the corrosion resistance is improved.
Furthermore, the inlet at the bottom of the first section of PVC pipe 3 corresponds to the pipeline layer d, so that leaked gas can be collected better.
Furthermore, the bottom of the second section of PVC pipe 4 is arranged in the cement layer b, and the top of the second section of PVC pipe penetrates through the ground layer a, so that the detection is convenient.
The utility model provides an auxiliary device for detecting leakage of a natural gas conveying pipeline through improvement, and the working principle of the auxiliary device is as follows;
firstly, a first section of PVC pipe 3 is installed in a mud layer c, the upper end of the first section of PVC pipe penetrates into a cement layer b and is connected with a second section of PVC pipe 4, the bottom of the second section of PVC pipe 4 is arranged in the cement layer b, and the top of the second section of PVC pipe penetrates through a ground layer a, so that detection is convenient;
secondly, a PVC plug 7 is arranged at the top of the second section of PVC pipe 4 for sealing;
thirdly, the bottom of the first section of PVC pipe 3 is arranged to be in a bell mouth shape, and the bell mouth shape is convenient for collecting leaked gas;
fourthly, a gauze 1 and a large woven filter screen 2 are arranged at the bottom of the first section of PVC pipe 3 to prevent the first section of PVC pipe 3 from blocking the pipeline when being arranged in the soil layer c, and a small woven filter screen 6 is arranged in the second section of PVC pipe 4 to prevent the detection port from being blocked by foreign matters and cannot be taken out;
fifthly, an RFID chip 5 is embedded into one side of the second section of PVC pipe 4, and during detection, the operation is recorded by the detection and induction of the RFID chip 5 by a gas detector.
The utility model provides an auxiliary device for detecting leakage of a natural gas conveying pipeline by improvement, the device is arranged at a distance of 50 meters between pipelines, an RFID chip 5 is arranged in a second section of PVC pipe 4, and a gas detector is used for detecting and sensing the RFID chip 5 to record the operation, so that the detection is convenient and the pipeline leakage detection efficiency is improved.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides an auxiliary device for natural gas transportation pipeline leak testing which characterized in that: including gauze (1), weave filter screen (2), first section PVC pipe (3), second section PVC pipe (4), RFID chip (5), weave filter screen (6) and PVC end cap (7) for a short time, first section PVC pipe (3) are installed in dirt bed (c) to the upper end penetrates and is connected with second section PVC pipe (4) in cement layer (b), PVC end cap (7) are installed at second section PVC pipe (4) top, gauze (1) are installed to first section PVC pipe (3) bottom and weave filter screen (2) for a long time, second section PVC pipe (4) internally mounted has little woven filter screen (6), RFID chip (5) embedding is installed in second section PVC pipe (4) one side.
2. The auxiliary device for natural gas transportation pipeline leakage detection according to claim 1, wherein: the bottom of the first section of PVC pipe (3) is arranged to be in a horn mouth shape.
3. The auxiliary device for natural gas transportation pipeline leakage detection according to claim 1, wherein: the second section of PVC pipe (4) is of a detachable structure.
4. The auxiliary device for natural gas transportation pipeline leakage detection according to claim 1, wherein: the large woven filter screen (2) and the small woven filter screen (6) are both made of 316 stainless steel.
5. The auxiliary device for natural gas transportation pipeline leakage detection according to claim 1, wherein: and the inlet at the bottom of the first section of PVC pipe (3) corresponds to the pipeline layer (d).
6. The auxiliary device for natural gas transportation pipeline leakage detection according to claim 1, wherein: the second section of PVC pipe (4) is placed in the cement layer (b) at the bottom and penetrates the ground layer (a) at the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575610.2U CN216591103U (en) | 2021-10-26 | 2021-10-26 | A auxiliary device for natural gas transportation pipeline leak testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575610.2U CN216591103U (en) | 2021-10-26 | 2021-10-26 | A auxiliary device for natural gas transportation pipeline leak testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216591103U true CN216591103U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122575610.2U Active CN216591103U (en) | 2021-10-26 | 2021-10-26 | A auxiliary device for natural gas transportation pipeline leak testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216591103U (en) |
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2021
- 2021-10-26 CN CN202122575610.2U patent/CN216591103U/en active Active
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