CN212254778U - Sampling detection device of natural gas pipeline - Google Patents
Sampling detection device of natural gas pipeline Download PDFInfo
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- CN212254778U CN212254778U CN202020969216.XU CN202020969216U CN212254778U CN 212254778 U CN212254778 U CN 212254778U CN 202020969216 U CN202020969216 U CN 202020969216U CN 212254778 U CN212254778 U CN 212254778U
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Abstract
The utility model belongs to the technical field of sampling detection equipment, in particular to a sampling detection device of a natural gas pipeline, which comprises a fixed bottom plate, wherein a gas storage pipe is arranged on one side of the fixed bottom plate, a gas taking pipe is arranged on one side of the gas storage pipe, a gas distributing pipe is arranged on one side of the gas taking pipe, a gas inlet pipe is arranged on one side of the gas distributing pipe, a gas taking B valve is arranged on one side of the gas storage pipe, a flow meter is arranged on one side of the gas inlet pipe, a gas taking A valve is arranged on one side of the gas taking pipe, a sampling storage tank is used for storing sampled natural gas, three sampling storage tanks are used for sampling simultaneously, the accuracy of sampling data is improved, and simultaneously, contrast data can be provided, so that the detection result is more reasonable, the gas storage pipe is used for temporarily storing the natural gas flowing in from the natural gas pipeline, and the danger of leakage, the safety in the sampling process is improved.
Description
Technical Field
The utility model belongs to the technical field of the sampling test equipment, concretely relates to natural gas line's sampling test device.
Background
The natural gas pipeline is a pipeline for conveying natural gas, including associated gas produced by oil fields, from a mining place or a processing plant to a distribution center of a city or a user of an industrial enterprise, which is also called a gas conveying pipeline, the natural gas pipeline is used for conveying the natural gas, and is a mode for conveying a large amount of natural gas on land, the natural gas pipeline accounts for about half of the total length of the pipeline in the world, and the transportation of the petroleum and natural gas pipeline has the advantages of low transportation cost, small occupied area, quick construction, large oil and gas transportation amount, high safety performance, low transportation loss, no three-waste discharge, small leakage risk, small environmental pollution, small influence of severe weather, small equipment maintenance amount, convenient management, easy realization of remote centralized monitoring and the like, wherein the gas conveying pipeline is a pipeline from a gas processing plant or a starting point gas pressing station of a gas source to the distribution center of each city, a large user or a gas storage, and a pipeline communicated with the gas source, carry the natural gas that accords with pipeline transportation quality standard through handling, be the main part of whole gas transmission system, gas transmission pipe-line system is a continuous closed conveying system, from carrying, store to the user and use, the natural gas all is in the area and presses the state, consequently, the natural gas that often needs to natural gas line carries out the sample detection, the top in natural gas line is installed mostly to current natural gas line's sample detection device, inconvenient carry out the sample detection, and the data of sample detection are single, lack contrast data, consequently, also can not realize scientific sample detection yet.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a natural gas line's sampling test device installs in natural gas line's below position through whole sampling test device, uses three sample holding vessel to take a sample simultaneously, improves the accuracy of sample data, also can have contrast nature data simultaneously to make the more reasonable characteristics of result that detect.
In order to achieve the above object, the utility model provides a following technical scheme: a sampling detection device of a natural gas pipeline comprises a fixed bottom plate, wherein a fixed hole is arranged on the inner side of the fixed bottom plate, a shock absorber is arranged on one side of the fixed bottom plate, a storage tank protection column is arranged on one side of the fixed bottom plate, a sampling storage tank is arranged on one side of the storage tank protection column, a gas storage pipe is arranged on one side of the fixed bottom plate, an air intake pipe is arranged on one side of the air storage pipe, an air distribution pipe is arranged on one side of the air intake pipe, an air intake pipe is arranged on one side of the air distribution pipe, a gas taking valve B is arranged on one side of the gas storage pipe, a gas taking pipe protection box is arranged on one side of the gas taking pipe, a flowmeter is arranged at one side of the air inlet pipe, an air inlet valve is arranged at one side of the air inlet pipe, the gas storage pipe support column is installed to one side of PMKD, get gas A valve is installed to one side of trachea.
Preferably, the two shock absorbers are spring shock absorbers and are symmetrically arranged above the fixed base plate and below the gas storage pipe; the shock absorber is used for buffering the shock attenuation to sample detection device, avoids because of external environmental factors such as wind-force to sample detection device's influence.
Preferably, the sampling storage tanks are cylindrical tanks, the number of the sampling storage tanks is three, the sampling storage tanks are respectively placed above the corresponding storage tank protection columns, and the tank openings face the direction of the air inlet pipe; the sampling storage tank is used for storing the natural gas of taking a sample, uses three sampling storage tanks to take a sample simultaneously, improves the accuracy of sample data, also can have contrast nature data simultaneously to the result that makes the detection is more reasonable.
Preferably, the gas storage pipe is a cylindrical pipe and is arranged above the gas storage pipe support column; the gas storage pipe is used for carrying out temporary storage from the natural gas that natural gas line flowed in, avoids directly being used for the sample because of natural gas line's natural gas and causes the danger of leaking, improves the security among the sampling process.
Preferably, the gas taking pipe is a cylindrical pipeline, is hermetically mounted at the lower position of the natural gas pipeline, and penetrates through the lower wall of the natural gas pipeline; the gas taking pipe is used for extracting natural gas from the natural gas pipeline, and further sampling detection of the natural gas in the natural gas pipeline is achieved.
Preferably, the gas distribution pipe is arranged at the right side of the gas storage pipe and the left side of the gas inlet pipe; the gas distribution pipe is used for distributing the natural gas of the gas storage pipe and then feeding the natural gas into the corresponding gas inlet pipe.
Preferably, the air inlet pipes are cylindrical pipes, the number of the air inlet pipes is three, the air inlet pipes are respectively vertically and correspondingly arranged at the right side positions of the air distribution pipes, and the lengths of the three air inlet pipes from top to bottom are gradually reduced; the intake pipe is used for flowing into the sample holding vessel with the natural gas to the realization is to the sample detection of the inside natural gas of natural gas line.
Preferably, the gas taking valve B and the gas taking valve A are both one-way valves and are respectively arranged at the two ends of the gas storage pipe; after opening and getting gas A valve, natural gas pipeline's natural gas flows into the gas storage pipe via getting the gas pipe, when the flowmeter shows that the natural gas content that flows into the gas storage pipe is enough, closes and gets gas A valve, then opens and gets gas B valve, and the natural gas that the gas storage pipe stored flows into the intake pipe after the gas-distributing pipe reposition of redundant personnel.
Preferably, the gas taking pipe protection box is a rectangular protection box and is arranged at the outer layer position of the upper end of the gas taking pipe; get the protection of trachea protection box for getting the protection of trachea and natural gas pipeline junction, improve the security that sampling test device used.
Preferably, the flow meters are four in number, one is arranged at the outer position of the air storage pipe, and the other three corresponding flow meters are arranged at the outer position of the air inlet pipe; the flowmeter is used for measuring the content of the natural gas in the pipeline so as to make corresponding work according to the content of the natural gas.
Compared with the prior art, the beneficial effects of the utility model are that: the bumper shock absorber is used for the buffering shock attenuation to the sampling test device, avoid because of external environmental factor such as wind-force to the influence of sampling test device, the sample holding vessel is used for storing the natural gas of taking a sample, use three sample holding vessel to take a sample simultaneously, improve the accuracy of sample data, also can have contrast nature data simultaneously, thereby it is more reasonable to make the result that detects, the gas bomb is used for carrying out temporary storage from the natural gas that the natural gas pipeline flowed in, avoid directly being used for the sample because of the natural gas pipeline's natural gas and cause the danger of leaking, improve the security among the sampling process, it is used for getting the protection of gas pipe and natural gas line junction to get the gas bomb and a chimney, the security that the improvement sampling test device used, the flowmeter is used for the content of natural gas in the survey pipeline, so that the work of making correspondence according to the content.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural view of the fixing base plate and the fixing holes of the present invention;
FIG. 3 is a schematic structural view of a storage tank protection column and a sampling storage tank according to the present invention;
in the figure: 1. fixing the bottom plate; 2. a fixing hole; 3. a shock absorber; 4. a storage tank guard post; 5. a sampling storage tank; 6. a gas storage pipe; 7. taking an air pipe; 8. a gas distributing pipe; 9. an air inlet pipe; 10. a gas taking valve B; 11. taking a gas pipe protection box; 12. a flow meter; 13. an intake valve; 14. a gas storage pipe support column; 15. get gas A valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, the present invention provides the following technical solutions: comprises a fixed bottom plate 1, a fixed hole 2 is arranged at the inner side of the fixed bottom plate 1, a shock absorber 3 is arranged at one side of the fixed bottom plate 1, a storage tank protection column 4 is arranged on one side of the fixed bottom plate 1, a sampling storage tank 5 is arranged on one side of the storage tank protection column 4, an air storage pipe 6 is arranged on one side of the fixed bottom plate 1, an air intake pipe 7 is arranged on one side of the air storage pipe 6, a gas distributing pipe 8 is arranged at one side of the gas taking pipe 7, a gas inlet pipe 9 is arranged at one side of the gas distributing pipe 8, a gas taking valve B10 is arranged on one side of the gas storage pipe 6, a gas taking pipe protection box 11 is arranged on one side of the gas taking pipe 7, a flowmeter 12 is arranged at one side of the air inlet pipe 9, an air inlet valve 13 is arranged at one side of the air inlet pipe 9, and a gas storage pipe supporting column 14 is installed on one side of the fixed base plate 1, and a gas taking A valve 15 is installed on one side of the gas taking pipe 7.
Specifically, the two shock absorbers 3 are spring shock absorbers and are symmetrically arranged above the fixed bottom plate 1 and below the gas storage pipe 6; the shock absorber 3 is used for buffering and damping the sampling detection device, and avoids the influence on the sampling detection device due to external environmental factors such as wind power and the like.
Specifically, the sampling storage tanks 5 are cylindrical tanks, three in total, and are respectively placed above the corresponding storage tank protection columns 4, and the tank openings face the direction of the air inlet pipe 9; sample holding vessel 5 is used for storing the natural gas of taking a sample, uses three sample holding vessel 5 to take a sample simultaneously, improves the accuracy of sample data, also can have contrast nature data simultaneously to it is more reasonable to make the result of detection.
Specifically, the gas storage pipe 6 is a cylindrical pipe and is arranged above the gas storage pipe support column 14; the gas storage pipe 6 is used for temporarily storing natural gas flowing from a natural gas pipeline, so that the danger of leakage caused by the fact that the natural gas of the natural gas pipeline is directly used for sampling is avoided, and the safety in the sampling process is improved.
Specifically, the gas taking pipe 7 is a cylindrical pipe, is hermetically mounted at a position below the natural gas pipe, and penetrates through the lower wall of the natural gas pipe; the gas taking pipe 7 is used for extracting natural gas from the natural gas pipeline, and further sampling and detecting the natural gas in the natural gas pipeline.
Specifically, the gas distribution pipe 8 is arranged at the right side of the gas storage pipe 6 and the left side of the gas inlet pipe 9; the gas distributing pipe 8 is used for distributing the natural gas of the gas storage pipe 6 and then feeding the natural gas into the corresponding gas inlet pipe 9.
Specifically, the air inlet pipes 9 are cylindrical pipes, three air inlet pipes are arranged at the right side of the air distribution pipe 8, and the lengths of the three air inlet pipes 9 are gradually reduced from top to bottom; the intake pipe 9 is used for flowing in the natural gas into the sampling storage tank 5 to realize the sampling detection of the natural gas in the natural gas pipeline.
Specifically, the gas-taking valve B10 and the gas-taking valve A15 are both one-way valves and are respectively installed at two ends of the gas storage pipe 6; after opening gas A valve 15, the natural gas of natural gas line flows into gas storage pipe 6 via gas intaking pipe 7, and when flowmeter 12 shows that the natural gas content of flowing into gas storage pipe 6 is enough, closes gas A valve 15, then opens gas B valve 10, and the natural gas that gas storage pipe 6 stored flows into intake pipe 9 after the gas distribution pipe 8 shunts.
Specifically, the gas intake pipe protection box 11 is a rectangular protection box and is arranged at the outer layer position of the upper end of the gas intake pipe 7; the gas taking pipe protection box 11 is used for protecting the joint of the gas taking pipe 7 and the natural gas pipeline, and the use safety of the sampling detection device is improved.
Specifically, the flow meters 12 are four in number, one is installed at the outer position of the air storage pipe 6, and the other three are correspondingly installed at the outer position of the air inlet pipe 9; the flowmeter 12 is used for measuring the content of the natural gas in the pipeline so as to make corresponding work according to the content of the natural gas.
The working principle and the using process of the invention are as follows: when the device is used, the gas taking pipe 7 is firstly arranged at the lower position of the natural gas pipeline in a sealing way and penetrates through the lower wall of the natural gas pipeline, then the fixing bolt penetrates through the fixing hole 2 to fix the fixing bottom plate 1, when the sampling is not carried out, the gas taking A valve 15, the gas taking B valve 10 and the gas inlet valve 13 are all in a closed state, when the sampling is needed, the sampling storage tanks 5 are firstly respectively arranged at the upper positions of the corresponding storage tank protection columns 4, the tank openings face the direction of the gas inlet pipe 9 and are connected in a sealing way, then the gas taking A valve 15 is opened, the natural gas of the natural gas pipeline flows into the gas storage pipe 6 through the gas taking pipe 7, when the flow meter 12 displays that the content of the natural gas flowing into the gas storage pipe 6 is enough, the gas taking A valve 15 is closed, then the gas taking B valve 10 is opened, the natural gas stored in the gas storage, the natural gas flows into corresponding sample storage tank 5, when flowmeter 12 shows that the natural gas content that flows into sample storage tank 5 is enough, closes air inlet valve 13, then takes sample storage tank 5 sealed away, can detect the natural gas in the sample storage tank 5.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a natural gas line's sampling test device which characterized in that: the gas taking device comprises a fixed base plate (1), wherein a fixed hole (2) is installed on the inner side of the fixed base plate (1), a shock absorber (3) is installed on one side of the fixed base plate (1), a storage tank protection column (4) is installed on one side of the fixed base plate (1), a sampling storage tank (5) is placed on one side of the storage tank protection column (4), a gas storage pipe (6) is installed on one side of the fixed base plate (1), a gas taking pipe (7) is installed on one side of the gas storage pipe (6), a gas distributing pipe (8) is installed on one side of the gas taking pipe (7), a gas inlet pipe (9) is installed on one side of the gas distributing pipe (8), a gas taking B valve (10) is installed on one side of the gas storage pipe (6), a gas taking pipe protection box (11) is installed on one side of the gas taking pipe (7), an air inlet valve (13) is installed on one side of the air inlet pipe (9), an air storage pipe supporting column (14) is installed on one side of the fixed base plate (1), and an air intake valve A (15) is installed on one side of the air intake pipe (7).
2. The sampling test device for a natural gas pipeline according to claim 1, wherein: the shock absorbers (3) are spring shock absorbers and are symmetrically arranged above the fixed base plate (1) and below the gas storage pipe (6).
3. The sampling test device for a natural gas pipeline according to claim 1, wherein: the sampling storage tank (5) is a cylindrical tank body, the number of the sampling storage tank is three, the sampling storage tank is respectively placed at the upper position of the corresponding storage tank protection column (4), and the tank opening faces the direction of the air inlet pipe (9).
4. The sampling test device for a natural gas pipeline according to claim 1, wherein: the gas storage pipe (6) is a cylindrical pipeline and is arranged above the gas storage pipe support column (14).
5. The sampling test device for a natural gas pipeline according to claim 1, wherein: the gas taking pipe (7) is a cylindrical pipeline, is hermetically arranged at the lower position of the natural gas pipeline and penetrates through the lower wall of the natural gas pipeline.
6. The sampling test device for a natural gas pipeline according to claim 1, wherein: the gas distribution pipe (8) is arranged at the right side of the gas storage pipe (6) and the left side of the gas inlet pipe (9).
7. The sampling test device for a natural gas pipeline according to claim 1, wherein: the air inlet pipes (9) are cylindrical pipes, the number of the air inlet pipes is three, the air inlet pipes are respectively vertically and correspondingly arranged at the right side positions of the air distribution pipes (8), and the lengths of the three air inlet pipes (9) are gradually reduced from top to bottom.
8. The sampling test device for a natural gas pipeline according to claim 1, wherein: the gas taking valve B (10) and the gas taking valve A (15) are both one-way valves and are respectively arranged at two ends of the gas storage pipe (6).
9. The sampling test device for a natural gas pipeline according to claim 1, wherein: the air intake pipe protection box (11) is a rectangular protection box and is arranged at the outer layer position of the upper end of the air intake pipe (7).
10. The sampling test device for a natural gas pipeline according to claim 1, wherein: the flow meters (12) are four in number, one is arranged at the outer position of the air storage pipe (6), and the other three are correspondingly arranged at the outer position of the air inlet pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020969216.XU CN212254778U (en) | 2020-06-01 | 2020-06-01 | Sampling detection device of natural gas pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020969216.XU CN212254778U (en) | 2020-06-01 | 2020-06-01 | Sampling detection device of natural gas pipeline |
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| CN212254778U true CN212254778U (en) | 2020-12-29 |
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| CN202020969216.XU Active CN212254778U (en) | 2020-06-01 | 2020-06-01 | Sampling detection device of natural gas pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117928656A (en) * | 2024-03-22 | 2024-04-26 | 吉林东大天然气有限公司 | Informationized control platform based on natural gas safety production |
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2020
- 2020-06-01 CN CN202020969216.XU patent/CN212254778U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117928656A (en) * | 2024-03-22 | 2024-04-26 | 吉林东大天然气有限公司 | Informationized control platform based on natural gas safety production |
| CN117928656B (en) * | 2024-03-22 | 2024-05-28 | 吉林东大天然气有限公司 | Informationized control platform based on natural gas safety production |
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