CN210343409U - Water-gas separation device for coal bed gas conveying positive pressure pipeline - Google Patents
Water-gas separation device for coal bed gas conveying positive pressure pipeline Download PDFInfo
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- CN210343409U CN210343409U CN201920579104.0U CN201920579104U CN210343409U CN 210343409 U CN210343409 U CN 210343409U CN 201920579104 U CN201920579104 U CN 201920579104U CN 210343409 U CN210343409 U CN 210343409U
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Abstract
The utility model provides a coal bed gas conveying positive pressure pipeline water-gas separation device, which comprises a gas collecting pipe, wherein the lower end of the gas collecting pipe is provided with a water tank, the gas collecting pipe is communicated with the water tank, the outer side of the upper end of the gas collecting pipe is provided with a water-gas separator, the water-gas separator is connected with a first gas pipe, the other end of the first gas pipe is connected with a dryer, the upper end of the dryer is provided with a second gas pipe, and the other end of the second gas pipe is connected with a sensor; and the gas collecting pipe is connected with a third gas pipe, and the other end of the third gas pipe is connected with the coal bed gas pipeline. The utility model discloses coal bed gas transportation malleation pipeline aqueous vapor separator simple structure, convenient to use are swift, can separate the moisture in the coal bed gas effectively and protect the sensor.
Description
Technical Field
The utility model relates to a technical field is carried to coal bed gas, in particular to coal bed gas carries malleation pipeline aqueous vapor separator.
Background
The main component of the coal bed gas is CH4 (methane), and also comprises a certain amount of ethane, propane and heavy hydrocarbon, and a small amount of nitrogen, oxygen, carbon dioxide and sulfide; the coal bed gas is stored in large quantities between coal seams, which is a precious energy source and seriously threatens the coal mining safety, so the coal bed gas is mined firstly before coal mining, and the coal bed gas (also called gas) with the concentration meeting certain requirements is utilized, such as gas power generation. In the coal bed gas (gas) extraction and gas transmission processes, the gas concentration and the concentration of other components in the gas need to be strictly monitored, so that the use of various component sensors in the gas extraction process is necessary. Because a large amount of water gushes out of the coal bed and is mixed in the coal bed gas exploitation process, if a gas taking pipe of the sensor is directly introduced into a gas detection chamber of the sensor, particularly in a positive pressure state, a water-gas mixture in a pipeline can simultaneously enter the gas chamber, and excessive water can cause the failure or even damage of a sensitive element for detecting the sensor; in order to solve the problem, a water-gas separation device is additionally arranged in the middle of the gas taking pipe.
SUMMERY OF THE UTILITY MODEL
【1】 Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a coal bed gas transportation malleation pipeline water-gas separation device of simple structure, convenient to use are swift, can protect the sensor.
【2】 Technical scheme for solving problems
The utility model provides a coal bed gas conveying positive pressure pipeline water-gas separation device, which comprises a gas collecting pipe, wherein the lower end of the gas collecting pipe is provided with a water tank, the gas collecting pipe is communicated with the water tank, the outer side of the upper end of the gas collecting pipe is provided with a water-gas separator, the water-gas separator is connected with a first gas pipe, the other end of the first gas pipe is connected with a dryer, the upper end of the dryer is provided with a second gas pipe, and the other end of the second gas pipe is connected with a sensor; and the gas collecting pipe is connected with a third gas pipe, and the other end of the third gas pipe is connected with the coal bed gas pipeline.
Furthermore, a bulge is arranged at the middle position of the water tank, an external thread structure is arranged on the bulge, an internal thread structure corresponding to the external thread structure is arranged on the inner wall of the bottom of the gas collecting pipe, and the gas collecting pipe is connected with the water tank through the thread structure.
Further, the water tank is transparent material, the outside of water tank is equipped with the drain pipe, be equipped with the water valve on the drain pipe.
Furthermore, a flow control valve is arranged on the third air pipe and is arranged at one end close to and connected with the coal bed gas pipeline.
Furthermore, the middle part of the first air pipe is bent, and the bending angle is 90 degrees.
Further, the aperture of the third air pipe is larger than that of the first air pipe.
【3】 Advantageous effects
The utility model discloses coal bed gas transportation malleation pipeline aqueous vapor separator simple structure, convenient to use are swift, can separate the moisture in the coal bed gas effectively and protect the sensor.
Drawings
Fig. 1 is a schematic structural view of the water-gas separation device of the coal bed gas conveying positive pressure pipeline of the present invention;
fig. 2 is a top view of the water tank in the positive pressure pipeline water-gas separation device for coal bed gas transportation of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model provides a coal bed gas transportation positive pressure pipeline water-gas separation device, including gas collecting pipe 1, the lower extreme of gas collecting pipe 1 is equipped with water tank 3, gas collecting pipe 1 communicates with water tank 3, the outside of the upper end of gas collecting pipe 1 is equipped with moisture separator 2, be connected with first trachea 7 on moisture separator 2, the other end of first trachea 7 is connected with desicator 6, the upper end of desicator 6 is equipped with second trachea 9, the other end of second trachea 9 is connected with sensor 8; and the gas collecting pipe 1 is connected with a third gas pipe 10, and the other end of the third gas pipe 10 is connected with the coal bed gas pipeline 12.
In order to realize simple structure and achieve the purpose of convenient disassembly, in the embodiment, a protrusion 31 is arranged at the middle position of the water tank 3, the periphery of the protrusion 31 is of an external thread structure, the middle part of the protrusion 31 is of a through hole structure, an internal thread structure corresponding to the external thread structure is arranged on the inner wall of the bottom of the gas collecting pipe 1, and the gas collecting pipe 1 is connected with the water tank 3 through the thread structure; further, water tank 3 is transparent material, and the outside of water tank 3 is equipped with drain pipe 4, is equipped with water valve 5 on the drain pipe 4, and transparent material's benefit lies in the water level in can the real-time observation water tank, and the water level when too high through water valve 5 with the water discharge can, need not the drainage when the water level is lower close water valve 5 can.
For the purpose of controlling the flow rate of the coal bed gas entering the sensor 8, a flow control valve 11 is provided in the third gas pipe 10 in this embodiment, and the flow control valve 11 is disposed near one end of the coal bed gas pipe 12.
In order to ensure that the water in the coal bed gas can be fully separated, the middle part of the first gas pipe 7 is bent at an angle of 90 degrees in the embodiment, and the structure has the advantages that the water treated by the dryer 6 can flow back into the water-gas separator 2 under the action of gravity, enters the gas collecting pipe 1 through the water-gas separator 2, and enters the water tank 3 through the gas collecting pipe 1; furthermore, the aperture of the third air pipe 10 is larger than that of the first air pipe 7, and the structure has the advantages of slowing down the speed of the coal bed air flowing into the dryer 6 after passing through the water-gas separator 2 and ensuring that the dryer 6 can be fully dried.
The utility model discloses coal bed gas transportation malleation pipeline aqueous vapor separator simple structure, convenient to use are swift, can separate the moisture in the coal bed gas effectively and protect the sensor.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a coal bed gas carries malleation pipeline water-gas separation device which characterized in that: the gas collection device comprises a gas collection pipe (1), a water tank (3) is arranged at the lower end of the gas collection pipe (1), the gas collection pipe (1) is communicated with the water tank (3), a water-gas separator (2) is arranged on the outer side of the upper end of the gas collection pipe (1), a first gas pipe (7) is connected onto the water-gas separator (2), the other end of the first gas pipe (7) is connected with a dryer (6), a second gas pipe (9) is arranged at the upper end of the dryer (6), and the other end of the second gas pipe (9) is connected with a sensor (8); and the gas collecting pipe (1) is connected with a third gas pipe (10), and the other end of the third gas pipe (10) is connected with the coal bed gas pipeline (12).
2. The coal bed gas conveying positive pressure pipeline water-gas separation device of claim 1, wherein: the middle position of water tank (3) is equipped with arch (31), be equipped with the external screw thread structure on arch (31), be equipped with on the inner wall of discharge tube (1) bottom with the internal thread structure that the external screw thread structure corresponds, discharge tube (1) with connect through the helicitic texture between water tank (3).
3. The coal bed gas conveying positive pressure pipeline water-gas separation device of claim 2, wherein: the water tank (3) is made of transparent materials, a drain pipe (4) is arranged on the outer side of the water tank (3), and a water valve (5) is arranged on the drain pipe (4).
4. The coal bed gas conveying positive pressure pipeline water-gas separation device of claim 1, wherein: and a flow control valve (11) is arranged on the third air pipe (10), and the flow control valve (11) is arranged at one end close to and connected with the coal bed gas pipeline (12).
5. The coal bed gas conveying positive pressure pipeline water-gas separation device of claim 1, wherein: the middle part of the first air pipe (7) is bent, and the bending angle is 90 degrees.
6. The coal bed gas conveying positive pressure pipeline water-gas separation device of claim 5, wherein: the aperture of the third air pipe (10) is larger than that of the first air pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579104.0U CN210343409U (en) | 2019-04-25 | 2019-04-25 | Water-gas separation device for coal bed gas conveying positive pressure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579104.0U CN210343409U (en) | 2019-04-25 | 2019-04-25 | Water-gas separation device for coal bed gas conveying positive pressure pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210343409U true CN210343409U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920579104.0U Active CN210343409U (en) | 2019-04-25 | 2019-04-25 | Water-gas separation device for coal bed gas conveying positive pressure pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210343409U (en) |
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2019
- 2019-04-25 CN CN201920579104.0U patent/CN210343409U/en active Active
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