CN217819579U - Sampling device for natural gas - Google Patents
Sampling device for natural gas Download PDFInfo
- Publication number
- CN217819579U CN217819579U CN202221676856.7U CN202221676856U CN217819579U CN 217819579 U CN217819579 U CN 217819579U CN 202221676856 U CN202221676856 U CN 202221676856U CN 217819579 U CN217819579 U CN 217819579U
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- CN
- China
- Prior art keywords
- sampling
- sampling tank
- natural gas
- tank
- hole
- Prior art date
- 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
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 92
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000003345 natural gas Substances 0.000 title claims abstract description 40
- 239000007789 gas Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- -1 sampling tank 5 Chemical compound 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a natural gas sampling technical field discloses a sampling device for natural gas, including the sampling tank, first through-hole has been seted up in the left side of sampling tank, the left side of sampling tank is connected with the intake pipe, the top of intake pipe is connected with the valve, the left side of intake pipe is connected with first filter screen, the inner wall connection of sampling tank has the baffle, the internal connection of baffle has the vacuum tube, the one end of vacuum tube is connected with the evacuation machine, the right side of sampling tank is connected with the second filter screen, the utility model discloses set up intake pipe, sampling tank, baffle, vacuum tube and evacuation machine, close the valve, open the evacuation machine, take away the air in the sampling tank, make the inside vacuumformity that forms of sampling tank, open the valve afterwards, under the effect of external pressure difference in the sampling tank, inhale the sampling tank with the outside natural gas of sampling tank rapidly, accomplish sampling work rapidly, solved and taken forward the collection through rotating the machine drive fan blade, there is the slow problem of collection efficiency.
Description
Technical Field
The utility model relates to a natural gas sampling technical field specifically is a sampling device for natural gas.
Background
The natural gas generally contains saturated vapor, when the temperature of a medium around a gas transmission tank line is lower than the temperature of the gas, the vapor is condensed into liquid, even freezes or forms a hydrate, a valve or a pipeline can be blocked seriously, the acid gases such as carbon dioxide and hydrogen sulfide contained in the natural gas are more harmful, the gases can be changed into acid due to the existence of water, the corrosion to the pipe wall is aggravated, the service life of the pipeline is shortened, and the life safety of people can be harmed when the natural gas is used as fuel, so that a sampling device is needed to sample the natural gas in the transportation process of the natural gas, and the internal components of the natural gas are detected.
Chinese patent discloses a natural gas sampling detection device (notice number CN 209117442U), this patent technique is opening of rotating machine through control panel control, the rotating machine drives the flabellum and gathers the natural gas, can be faster inhales the natural gas, make its natural gas concentration detection sensor quick response reply, natural gas concentration detection sensor detects out the rated value and shows on data transmission to the control panel, but drive the flabellum through the rotating machine and gather, there is the slow problem of collection efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sampling device for natural gas to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a sampling device for natural gas, includes the sampling tank, the top of sampling tank is connected with the controller, first through-hole has been seted up in the left side of sampling tank, the position that the left side of sampling tank is close to first through-hole is connected with the intake pipe, the top of intake pipe is connected with the valve, the left side of intake pipe is connected with first filter screen, the inner wall connection of sampling tank has the baffle, the inside through connection of baffle has the vacuum tube, the one end of vacuum tube is connected with the evacuation machine, the right side of sampling tank is connected with the second filter screen.
As a further aspect of the present invention: the second through-hole has been seted up to the bottom of sampling jar, the position that the below of sampling jar is close to the second through-hole is connected with the outlet duct, the inner wall connection of outlet duct has the baffle, the below of baffle is connected with a plurality of connecting rod, the one end and the outlet duct fixed connection of connecting rod, the outside of connecting rod is from last down being connected with spring and sealed piece respectively, the fourth through-hole of connection in the connecting rod outside is seted up to the inside of sealed piece, the gas transmission groove has been seted up to the inside of sealed piece, a plurality of venthole has been seted up to the bottom side of sealed piece, venthole and gas transmission groove through connection.
As a further aspect of the present invention: the third through-hole has been seted up on the top of sampling jar, the top of sampling jar is close to the position of third through-hole and is connected with the pressure gauge.
As a further aspect of the present invention: and a handle is connected to the position above the sampling tank, which is close to the controller.
As the utility model discloses further scheme again: the vacuum pumping machine is electrically connected with the controller through a circuit.
As the utility model discloses further scheme again: and a position above the sealing block, which is close to the spring, is connected with a limiting block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. set up valve, intake pipe, sampling tank, baffle, vacuum tube and evacuation machine, at first close the valve, open the evacuation machine, take out the air in the sampling tank, make the inside vacuumness that forms of sampling tank, open the valve afterwards, under the poor effect of external pressure in the sampling tank, inhale the sampling tank in with the outside natural gas of sampling tank rapidly, accomplish the sampling work rapidly, solved and driven the fan blade through the rotating machine and carry out the collection, there is the slow problem of collection efficiency.
2. Set up the outlet duct, the baffle, a spring, the connecting rod, the gas transmission groove, venthole and sealed piece, when needs are taken out the inside natural gas of sampling tank and are examined, insert the test end in the outlet duct, and make the test end support the venthole, press down sealed piece inwards afterwards, promote sealed piece rebound, make sealed piece bottom and outlet duct separation, and then make the natural gas get into the gas transmission inslot, and discharge from the venthole, thereby get into in the test end, after the test sampling is accomplished, loosen the test end, under the elastic action through the spring, it resets to drive sealed piece, accomplish the sealing to the outlet duct, make things convenient for next use, it is very convenient to make the test sampling process, the practicality has been increased.
Drawings
FIG. 1 is a schematic diagram of a sampling device for natural gas;
fig. 2 is an internal sectional view of a sampling tank in a sampling apparatus for natural gas;
fig. 3 is an internal sectional view of an outlet pipe in a sampling apparatus for natural gas.
In the figure: 1. a valve; 2. a controller; 3. a grip; 4. a pressure gauge; 5. a sampling tank; 6. an air outlet pipe; 7. an air inlet pipe; 8. a first filter screen; 9. a first through hole; 10. a second through hole; 11. a third through hole; 12. a partition plate; 13. a vacuum tube; 14. a vacuum extractor; 15. a second filter screen; 16. a baffle plate; 17. a spring; 18. a connecting rod; 19. a fourth via hole; 20. a gas transmission groove; 21. an air outlet; 22. a limiting block; 23. and (6) sealing the block.
Detailed Description
Please refer to fig. 1-3, in the embodiment of the utility model, a sampling device for natural gas, including sampling tank 5, sampling tank 5's top is connected with controller 2, first through-hole 9 has been seted up in sampling tank 5's left side, sampling tank 5's left side is close to the position of first through-hole 9 and is connected with intake pipe 7, intake pipe 7's top is connected with valve 1, intake pipe 7's left side is connected with first filter screen 8, sampling tank 5's inner wall connection has baffle 12, baffle 12's inside through connection has vacuum tube 13, vacuum tube 13's one end is connected with evacuation machine 14, sampling tank 5's right side is connected with second filter screen 15.
In fig. 3: second through-hole 10 has been seted up to the bottom of sampling tank 5, the position that the below of sampling tank 5 is close to second through-hole 10 is connected with outlet duct 6, the inner wall connection of outlet duct 6 has baffle 16, baffle 16's below is connected with a plurality of connecting rod 18, connecting rod 18's one end and 6 fixed connection of outlet duct, the outside of connecting rod 18 is from last down being connected with spring 17 and sealed piece 23 respectively, the fourth through-hole 19 of connection in the connecting rod 18 outside is seted up to the inside of sealed piece 23, gas transmission groove 20 has been seted up to the inside of sealed piece 23, a plurality of venthole 21 has been seted up to the bottom side of sealed piece 23, venthole 21 and gas transmission groove 20 through connection, when needs examine the inside natural gas of sampling tank 5, insert in outlet duct 6 with the detection end, and make the detection end support venthole 21, press sealed piece 23 inwards afterwards, promote sealed piece 23 and move backward, make sealed piece 23 bottom and outlet duct 6 separation, and then make the natural gas get into in gas transmission groove 20, and discharge from venthole 21, thereby get into in the detection end, after the completion detection, the detection end, the elasticity of spring is loosened, the end very, the sealed piece 23, the convenience is driven the convenience of the use of the reduction of the detection, the sealed piece, make the convenient use of the detection under the detection.
In fig. 1 and 2: third through-hole 11 has been seted up on the top of sampling tank 5, and the position that the top of sampling tank 5 is close to third through-hole 11 is connected with pressure gauge 4, is favorable to detecting the inside atmospheric pressure of sampling tank 5 through pressure gauge 4.
In fig. 1: the position above the sampling tank 5, which is close to the controller 2, is connected with a handle 3, and the handle 3 is convenient for the staff to use.
In fig. 1 and 2: the vacuum pumping machine 14 is electrically connected with the controller 2 through a circuit, firstly, the valve 1 is closed, the vacuum pumping machine 14 is opened, air in the sampling tank 5 is pumped away, so that the inside of the sampling tank 5 is vacuumized, then, the valve 1 is opened, natural gas outside the sampling tank 5 is rapidly sucked into the sampling tank 5 under the action of pressure difference inside and outside the sampling tank 5, the sampling work is rapidly completed, and the problem of low acquisition efficiency due to the fact that the fan blade is driven by the rotating machine to carry out acquisition is solved.
In fig. 3: the position that the top of sealed piece 23 is close to spring 17 is connected with stopper 22, through stopper 22, is favorable to preventing sealed piece 23 rearward movement distance overlength, plays the spacing effect of sealed piece 23.
The utility model discloses a theory of operation is: before the natural gas sample, at first close valve 1, open evacuation machine 14, take away the air in the sampling jar 5, make the inside vacuumization that forms of sampling jar 5, open valve 1 afterwards, under the effect of pressure difference inside and outside sampling jar 5, inhale the sampling jar 5 outside natural gas rapidly, accomplish the sampling work rapidly, then close valve 1, when needing to take out the natural gas of sampling jar 5 inside and examine time measuring, insert the detection end in outlet duct 6, and make the detection end support venthole 21, press sealed piece 23 inwards afterwards, promote sealed piece 23 and remove backward, make sealed piece 23 bottom and outlet duct 6 separation, and then make the natural gas get into gas transmission groove 20, and discharge from venthole 21, thereby get into the detection end, after the detection sample is accomplished, loosen the detection end, under the elastic action through spring 17, drive sealed piece 23 and reset, accomplish the sealed to outlet duct 6, make things convenient for next use, make the detection sampling process very convenient, the practicality has been increased.
The above-mentioned, 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 sampling device for natural gas, includes sampling tank (5), the top of sampling tank (5) is connected with controller (2), its characterized in that, first through-hole (9) have been seted up in the left side of sampling tank (5), the position that the left side of sampling tank (5) is close to first through-hole (9) is connected with intake pipe (7), the top of intake pipe (7) is connected with valve (1), the left side of intake pipe (7) is connected with first filter screen (8), the inner wall connection of sampling tank (5) has baffle (12), the inside through connection of baffle (12) has vacuum tube (13), the one end of vacuum tube (13) is connected with evacuation machine (14), the right side of sampling tank (5) is connected with second filter screen (15).
2. The sampling device for natural gas according to claim 1, wherein a second through hole (10) is formed in the bottom end of the sampling tank (5), an air outlet pipe (6) is connected to a position, close to the second through hole (10), below the sampling tank (5), a baffle (16) is connected to the inner wall of the air outlet pipe (6), a plurality of connecting rods (18) are connected to the below of the baffle (16), one ends of the connecting rods (18) are fixedly connected with the air outlet pipe (6), the outer side of the connecting rods (18) is connected with a spring (17) and a sealing block (23) from top to bottom respectively, a fourth through hole (19) connected to the outer side of the connecting rods (18) is formed in the sealing block (23), a gas transmission groove (20) is formed in the inner side of the sealing block (23), a plurality of gas outlet holes (21) are formed in the bottom side of the sealing block (23), and the gas outlet holes (21) are connected with the gas transmission groove (20) in a penetrating manner.
3. The sampling device for natural gas according to claim 1, characterized in that a third through hole (11) is formed at the top end of the sampling tank (5), and a pressure gauge (4) is connected to the position above the sampling tank (5) and close to the third through hole (11).
4. The sampling device for natural gas according to claim 1, characterized in that a handle (3) is connected to the upper part of the sampling tank (5) near the controller (2).
5. Sampling device for natural gas according to claim 1, characterized in that said vacuum machine (14) is electrically connected to the controller (2) by means of an electric circuit.
6. The sampling device for natural gas according to claim 2, characterized in that a stop block (22) is connected above the sealing block (23) close to the spring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221676856.7U CN217819579U (en) | 2022-07-01 | 2022-07-01 | Sampling device for natural gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221676856.7U CN217819579U (en) | 2022-07-01 | 2022-07-01 | Sampling device for natural gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217819579U true CN217819579U (en) | 2022-11-15 |
Family
ID=83961611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221676856.7U Expired - Fee Related CN217819579U (en) | 2022-07-01 | 2022-07-01 | Sampling device for natural gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217819579U (en) |
-
2022
- 2022-07-01 CN CN202221676856.7U patent/CN217819579U/en not_active Expired - Fee Related
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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: 20221115 |