CN211600252U - Natural gas pipeline with natural gas sampling device - Google Patents
Natural gas pipeline with natural gas sampling device Download PDFInfo
- Publication number
- CN211600252U CN211600252U CN202020039998.7U CN202020039998U CN211600252U CN 211600252 U CN211600252 U CN 211600252U CN 202020039998 U CN202020039998 U CN 202020039998U CN 211600252 U CN211600252 U CN 211600252U
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- Prior art keywords
- natural gas
- sampling tube
- sampling
- sliding
- rubber
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 238000005070 sampling Methods 0.000 title claims abstract description 98
- 239000003345 natural gas Substances 0.000 title claims abstract description 51
- 244000309464 bull Species 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 11
- 238000007789 sealing Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a natural gas line with natural gas sampling device, which comprises a pipe body, the upper end of body is fixed to be inserted and is equipped with rather than the communicating sampling tube of inside, be equipped with valve blade in the sampling tube, the last fixed cover of valve blade is equipped with first rubber circle, first rubber circle offsets with the sampling tube inside wall, fixed the inserting is equipped with the bull stick in the valve blade, be equipped with the slot corresponding with the bull stick on the sampling tube inside wall, the one end of bull stick runs through valve blade and rotates with the slot inside wall to be connected, the other end of bull stick runs through the sampling tube, be connected for rotating between bull stick and the sampling tube, sliding plug in the sampling tube is equipped with the traveller, fixed cover is equipped with second rubber circle on the traveller, second rubber circle offsets with the sampling tube inside wall. The utility model discloses simple structure, low cost through installing the sampling mechanism on the pipeline, carry out the sample operation to the natural gas, and the security is higher.
Description
Technical Field
The utility model relates to a sampling device technical field especially relates to a natural gas line with natural gas sampling device.
Background
The natural gas refers to all gases naturally existing in nature, including gases formed in various natural processes in an air space, a water space and a rock space, including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like, and according to the requirements of GB/T13609-2012 natural gas sampling guide rules, when the natural gas is subjected to gas quality analysis, the gas at the center of a pipeline needs to be sampled, and a pipeline of a gas transmission and distribution station is not provided with a sampler.
At present, the sampling mode is generally that the sampling is directly carried out from a joint or an emptying valve, but the safety is lower, or a detection mechanism is arranged on a pipeline, the natural gas is directly detected, but the investment cost is higher, and the regular maintenance and overhaul are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving from connecting or atmospheric valve and taking a sample, nevertheless the security is lower, or installs detection mechanism on the pipeline, directly detects the natural gas, and nevertheless the input cost is higher to need regularly maintain and overhaul, and the natural gas line who provides a natural gas sampling device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a natural gas pipeline with a natural gas sampling device comprises a pipe body, wherein a sampling pipe communicated with the interior of the pipe body is fixedly inserted into the upper end of the pipe body, a valve blade is arranged in the sampling pipe, a first rubber ring is fixedly sleeved on the valve blade and abuts against the inner side wall of the sampling pipe, a rotating rod is fixedly inserted into the valve blade, an inserting groove corresponding to the rotating rod is formed in the inner side wall of the sampling pipe, one end of the rotating rod penetrates through the valve blade and is rotatably connected with the inner side wall of the inserting groove, the other end of the rotating rod penetrates through the sampling pipe, the rotating rod is rotatably connected with the sampling pipe, a sliding column is slidably inserted into the sampling pipe, a second rubber ring is fixedly sleeved on the sliding column and abuts against the inner side wall of the sampling pipe, the sliding column is positioned above the valve blade, and a sampling cavity is formed in the sliding column, sliding connection has the piston in the sample chamber, it is equipped with first slide bar to slide to insert in the piston, the lower extreme of first slide bar runs through piston and fixedly connected with block rubber, the lower extreme of block rubber offsets with sample intracavity bottom lateral wall, the lower extreme fixedly connected with rubber buffer of block rubber, the lower extreme lateral wall of traveller be equipped with the communicating through-hole of sample chamber, the lower extreme of rubber buffer extends to in the through-hole, the traveller is run through to the upper end of first slide bar, be sliding connection between first slide bar and the traveller, two second slide bars of upper end fixedly connected with of piston, two the second slide bar is located the both sides of first slide bar respectively, the traveller is run through to the upper end of second slide bar, be sliding connection between second slide bar and the traveller.
Preferably, the rotating rod is fixedly sleeved with a bearing, and the bearing is fixedly connected in the slot.
Preferably, the number of the second sealing rings is multiple.
Preferably, the upper end of the sampling tube is rotatably connected with a cover plate.
Preferably, one end of the rotating rod penetrating through the sampling tube is fixedly connected with a rotating disc.
Preferably, the upper end of the sliding column is provided with a handle, and two ends of the handle are respectively and fixedly connected with the opposite side walls of the two second sliding rods.
Has the advantages that:
1. when sampling, firstly rotating the rotating rod to drive the valve blade, opening the valve blade, allowing the natural gas in the pipe body to enter the sampling pipe, then upwards pulling the first slide rod, upwards moving the first slide rod to drive the rubber block, driving the rubber plug by the rubber block, separating the rubber plug from the through hole, upwards pulling the second slide rod, driving the piston to upwards move by the second slide rod, when the piston upwards moves, forming vacuum in the sampling cavity, the external atmospheric pressure is greater than that in the sampling cavity, the pressure difference can push the natural gas to enter the sampling cavity through the through hole, when the top end side wall in the piston sampling cavity abuts against, downwards pushing the first slide rod, allowing the rubber block to abut against the bottom end side wall in the sampling cavity, and simultaneously, inserting the rubber ring into the through hole, thereby preventing the natural gas in the sampling cavity from leaking, then rotating the rotating rod to drive the valve blade, allowing the first rubber ring to abut against, the utility model discloses prevent that the natural gas in the body from getting into the sampling tube, then continue to stimulate the second slide bar upwards, the second slide bar drives the piston and offsets with the top lateral wall in the sampling chamber, thereby takes out the traveller from the sampling tube, sends out the detection at last, through the setting of second rubber circle, can improve the leakproofness between traveller and the sampling tube, prevents that the natural gas from leaking in the sampling process, the utility model discloses simple structure, low cost through the sampling mechanism of installing on the pipeline, carry out the sampling operation to the natural gas, the security is higher;
2. through the setting of bearing, stability when can improving the bull stick and rotate, the quantity of second sealing washer is a plurality of, can improve sealed effect, through the setting of apron, can prevent that debris from falling into in the sampling tube, through the setting of carousel, but convenience of customers rotates the bull stick, through the setting of handle, but convenience of customers stimulates the second slide bar.
Drawings
Fig. 1 is a schematic structural diagram of a natural gas pipeline with a natural gas sampling device according to the present invention;
fig. 2 is the utility model provides a natural gas pipeline's a department's schematic structure with natural gas sampling device.
In the figure: the sampling device comprises a pipe body 1, a first rubber ring 2, a rubber plug 3, a sliding column 4, a first sliding rod 5, a sampling pipe 6, a handle 7, a cover plate 8, a second sliding rod 9, a piston 10, a rubber block 11, a limiting block 12, a valve blade 13, a bearing 14 and a rotating rod 15.
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.
Referring to fig. 1-2, a natural gas pipeline with a natural gas sampling device comprises a pipe body 1, a sampling pipe 6 communicated with the inside of the pipe body 1 is fixedly inserted at the upper end of the pipe body 1 and is used for installing a sliding column 4, a valve blade 13 is arranged in the sampling pipe 6 and is used for playing a role of opening and closing, a first rubber ring 2 is fixedly sleeved on the valve blade 13 and is used for improving the sealing effect, the first rubber ring 2 is abutted against the inner side wall of the sampling pipe 6, a rotating rod 15 is fixedly inserted in the valve blade 13 and is used for driving the valve blade 13, a slot corresponding to the rotating rod 15 is arranged on the inner side wall of the sampling pipe 6, one end of the rotating rod 15 penetrates through the valve blade 13 and is rotatably connected with the inner side wall of the slot, the other end of the rotating rod 15 penetrates through the sampling pipe 6, the rotating rod 15 is rotatably connected with the sampling pipe 6, the sliding column 4 is inserted, for improving the sealing effect, the second rubber ring is abutted against the inner side wall of the sampling tube 6, the sliding column 4 is positioned above the valve blade 13, a sampling cavity is arranged in the sliding column 4, a piston 10 is connected in the sampling cavity in a sliding manner and used for sucking natural gas into the sampling cavity through a through hole, a first sliding rod 5 is inserted in the piston 10 in a sliding manner and used for driving a rubber block 11, the lower end of the first sliding rod 5 penetrates through the piston 10 and is fixedly connected with the rubber block 11 for playing a sealing role and preventing the natural gas from leaking, the lower end of the rubber block 11 is abutted against the side wall of the inner bottom end of the sampling cavity, the lower end of the rubber block 11 is fixedly connected with a rubber plug 3 for further preventing the natural gas from leaking, the side wall of the lower end of the sliding column 6 is provided with a through hole communicated with the sampling cavity, the lower end of the rubber plug 3 extends into the through hole, the upper end of, the upper end of the piston 10 is fixedly connected with two second slide bars 9 for driving the piston 10, the two second slide bars 9 are respectively positioned at two sides of the first slide bar 5, the upper end of the second slide bar 9 penetrates through the sliding column 10, and the second slide bar 9 is in sliding connection with the sliding column 4.
In this embodiment, fixed cover is equipped with bearing 14 on bull stick 15, bearing 14 fixed connection is in the slot, stability when being used for improving bull stick 15 rotation, the quantity of second sealing washer is a plurality of, be used for improving sealed effect, the upper end of sampling tube 6 is rotated and is connected with apron 8, be used for preventing debris from falling into sampling tube 6, bull stick 15 runs through the one end fixedly connected with carousel of sampling tube 6, be used for convenience of customers to rotate bull stick 15, the upper end of traveller 4 is equipped with handle 7, the both ends of handle 7 respectively with two relative lateral wall fixed connection of second slide bar 9, be used for convenience of customers pulling second slide bar 9.
In this embodiment, the rotating rod 15 is rotated to drive the valve blade 13, after the valve blade 13 is opened, the natural gas in the tube body 1 enters the sampling tube 6, then the first sliding rod 5 is pulled upwards, the first sliding rod 5 moves upwards to drive the rubber block 11, the rubber block 11 drives the rubber plug 3, so that the rubber plug 3 is separated from the through hole, then the second sliding rod 9 is pulled upwards, the piston 10 is driven by the second sliding rod 9 to move upwards, when the piston 10 moves upwards, vacuum is formed inside the sampling cavity, the external atmospheric pressure is greater than that inside the sampling cavity, the pressure difference can push the natural gas to enter the sampling cavity through the through hole, when the side wall of the top end in the sampling cavity of the piston 10 abuts against, the first sliding rod 5 is pushed downwards, so that the rubber block 11 abuts against the side wall of the bottom end in the sampling cavity, meanwhile, the rubber ring 3 is inserted into the through hole, so as to prevent the natural gas in the sampling, make first rubber circle 2 and sampling tube 6 inside wall offset, prevent that the natural gas in the body 1 from getting into in the sampling tube 6, then continue upwards to stimulate second slide bar 9, second slide bar 9 drives piston 10 and offsets with sampling intracavity top lateral wall to take out traveller 4 from sampling tube 6, send the detection at last, through the setting of second rubber circle, can improve the leakproofness between traveller 4 and the sampling tube 6, prevent the sampling in-process, the natural gas leaks, the utility model discloses simple structure, low cost through installing the sampling mechanism on the pipeline, carry out sampling operation to the natural gas, the security is higher.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a natural gas line with natural gas sampling device, includes body (1), its characterized in that: the sampling tube is characterized in that a sampling tube (6) communicated with the interior of the tube body (1) is fixedly inserted into the upper end of the tube body (1), a valve blade (13) is arranged in the sampling tube (6), a first rubber ring (2) is fixedly sleeved on the valve blade (13), the first rubber ring (2) abuts against the inner side wall of the sampling tube (6), a rotating rod (15) is fixedly inserted into the valve blade (13), a slot corresponding to the rotating rod (15) is formed in the inner side wall of the sampling tube (6), one end of the rotating rod (15) penetrates through the valve blade (13) and is rotatably connected with the inner side wall of the slot, the other end of the rotating rod (15) penetrates through the sampling tube (6), the rotating rod (15) is rotatably connected with the sampling tube (6), a sliding column (4) is slidably inserted into the sampling tube (6), a second rubber ring is fixedly sleeved on the sliding column (4), and abuts against the inner side wall of the sampling tube (6), the utility model discloses a rubber slide for the valve of the motor vehicle, including traveller (4), be equipped with the sample chamber in traveller (4), sliding connection has piston (10) in the sample chamber, it is equipped with first slide bar (5) to slide to insert in piston (10), the lower extreme of first slide bar (5) runs through piston (10) and fixedly connected with rubber block (11), the lower extreme and the interior bottom lateral wall of sample chamber of rubber block (11) offset, the lower extreme fixedly connected with rubber buffer (3) of rubber block (11), the lower extreme lateral wall of traveller (4) is equipped with the communicating through-hole with the sample chamber, the lower extreme of rubber buffer (3) extends to in the through-hole, traveller (4) is run through to the upper end of first slide bar (5), be sliding connection between first slide bar (5) and traveller (4), the upper end fixedly connected with two second slide bars (9) of piston (10), the two second sliding rods (9) are respectively positioned at two sides of the first sliding rod (5), the upper ends of the second sliding rods (9) penetrate through the sliding columns (4), and the second sliding rods (9) are in sliding connection with the sliding columns (4).
2. A natural gas pipeline having a natural gas sampling device as claimed in claim 1, wherein: the rotating rod (15) is fixedly sleeved with a bearing (14), and the bearing (14) is fixedly connected in the slot.
3. A natural gas pipeline having a natural gas sampling device as claimed in claim 1, wherein: the number of the second rubber rings is multiple.
4. A natural gas pipeline having a natural gas sampling device as claimed in claim 1, wherein: the upper end of the sampling tube (6) is rotatably connected with a cover plate (8).
5. A natural gas pipeline having a natural gas sampling device as claimed in claim 1, wherein: the rotating rod (15) penetrates through one end of the sampling tube (6) and is fixedly connected with a rotating disc.
6. A natural gas pipeline having a natural gas sampling device as claimed in claim 1, wherein: the upper end of the sliding column (4) is provided with a handle (7), and two ends of the handle (7) are fixedly connected with the opposite side walls of the two second sliding rods (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039998.7U CN211600252U (en) | 2020-01-08 | 2020-01-08 | Natural gas pipeline with natural gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039998.7U CN211600252U (en) | 2020-01-08 | 2020-01-08 | Natural gas pipeline with natural gas sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211600252U true CN211600252U (en) | 2020-09-29 |
Family
ID=72576498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020039998.7U Expired - Fee Related CN211600252U (en) | 2020-01-08 | 2020-01-08 | Natural gas pipeline with natural gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211600252U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557129A (en) * | 2020-12-26 | 2021-03-26 | 华油天然气广元有限公司 | Quick sampling tube of natural gas |
| CN112683608A (en) * | 2020-12-26 | 2021-04-20 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN114593371A (en) * | 2022-03-03 | 2022-06-07 | 广东华晟安全职业评价有限公司 | Real-time monitoring device and monitoring method for leakage of oil and gas transportation pipeline |
| CN114593371B (en) * | 2022-03-03 | 2024-06-25 | 滨州市环海管道燃气输配有限公司 | Oil gas transportation pipeline leakage real-time monitoring device and monitoring method |
-
2020
- 2020-01-08 CN CN202020039998.7U patent/CN211600252U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557129A (en) * | 2020-12-26 | 2021-03-26 | 华油天然气广元有限公司 | Quick sampling tube of natural gas |
| CN112683608A (en) * | 2020-12-26 | 2021-04-20 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN112683608B (en) * | 2020-12-26 | 2024-03-15 | 华油天然气广元有限公司 | Natural gas sampling device |
| CN112557129B (en) * | 2020-12-26 | 2024-03-15 | 华油天然气广元有限公司 | Quick sampling tube for natural gas |
| CN114593371A (en) * | 2022-03-03 | 2022-06-07 | 广东华晟安全职业评价有限公司 | Real-time monitoring device and monitoring method for leakage of oil and gas transportation pipeline |
| CN114593371B (en) * | 2022-03-03 | 2024-06-25 | 滨州市环海管道燃气输配有限公司 | Oil gas transportation pipeline leakage real-time monitoring device and monitoring method |
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Legal Events
| 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: 20200929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |