CN220059468U - Box-type combiner for coal bed gas extraction drilling site - Google Patents
Box-type combiner for coal bed gas extraction drilling site Download PDFInfo
- Publication number
- CN220059468U CN220059468U CN202321701658.6U CN202321701658U CN220059468U CN 220059468 U CN220059468 U CN 220059468U CN 202321701658 U CN202321701658 U CN 202321701658U CN 220059468 U CN220059468 U CN 220059468U
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- box
- connectors
- combiner
- gas extraction
- confluence device
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- 238000000605 extraction Methods 0.000 title claims abstract description 44
- 239000003245 coal Substances 0.000 title claims abstract description 27
- 238000005553 drilling Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002893 slag Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 8
- 239000013049 sediment Substances 0.000 abstract description 5
- 239000003818 cinder Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000007774 longterm Effects 0.000 abstract 2
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Separating Particles In Gases By Inertia (AREA)
Abstract
The utility model discloses a box type confluence device for a coal seam gas extraction drilling site, wherein a plurality of first connectors are arranged at the top of the box type confluence device, a plurality of second connectors are arranged on any side wall of the box type confluence device, main pipeline connectors and water outlets are sequentially arranged on the side wall of the box type confluence device below the second connectors from top to bottom, and slag removal ports are symmetrically arranged on the side wall of the box type confluence device adjacent to the second connectors. The box collector operation space increases for sediment, drainage work convenient and fast more avoids long-term accumulation of sediment, ponding to stop up the collector and leads to taking out the condition of putting out the inefficacy and take out, take out the extraction effectual, take out the negative pressure steady moreover, maintain the convenience, the clear cinder notch that bilateral symmetry set up has guaranteed that no dead angle is arranged sediment, has avoided the long-term accumulation of sediment corrosion box collector inner wall of converging, has prolonged the life of box collector.
Description
Technical Field
The utility model relates to the field of coal mining equipment, in particular to a box-type combiner for a coal-bed gas extraction drilling site.
Background
The gas extraction is to drill holes on the coal seam and the gas gathering area, connect the drill holes on a special pipeline, and extract the gas in the coal seam and the goaf to the ground by using extraction equipment for utilization or discharge to the total return air flow. The gas extraction is an important measure for reducing the gas emission amount in the exploitation process, preventing the gas from overrun and accumulation and preventing gas explosion and coal and gas outburst accidents, and can also be changed into benefit to be developed and utilized as a coal associated resource.
The coal mine underground gas is extracted, gas can seep out, coal cinder and water accumulation can be generated, so that a collector is needed to be connected between an extraction drilling branch pipe and a main pipe, a plurality of drilling holes are communicated with high-pressure rubber pipes, the high-pressure rubber pipes are communicated with a collecting pipe, then gas, coal cinder and water accumulation are collected into the collecting pipe, grid-connected belt extraction is carried out, the problem that the collector is blocked due to the fact that the water accumulation and the water accumulation of the branch pipe are solved, the extraction effect is poor is solved, however, the traditional collector is a pipeline collector, the pipe diameter is small, the installation is inconvenient, extraction drilling holes and the collecting pipe are easy to be blocked when the grid-connected belt extraction is carried out, and extraction failure is still caused when the grid-connected belt extraction is serious.
Disclosure of Invention
The utility model provides a box-type combiner for a coal seam gas extraction drilling site, and aims to solve the problem that a traditional pipeline combiner is easy to cause extraction drilling holes and collecting pipes to be blocked when a grid-connected belt is used for extraction, so that extraction failure is caused.
The utility model relates to a box type confluence device for a coal seam gas extraction drilling site, wherein a plurality of first connectors are arranged at the top of the box type confluence device, a plurality of second connectors are arranged on any side wall of the box type confluence device, main pipeline connectors and water outlets are sequentially arranged on the side wall of the box type confluence device below the second connectors from top to bottom, and slag removal ports are symmetrically arranged on the side wall of the box type confluence device adjacent to the second connectors.
Preferably, the first connector is vertically disposed at the top of the box-type combiner.
Preferably, the second connector is obliquely arranged, and an included angle between the second connector and the side wall of the box-type combiner is alpha, wherein alpha=75-80 degrees.
Preferably, the distance between the first connectors and the distance between the second connectors are 100-150mm.
Preferably, the main pipeline connectors are at least symmetrically arranged two.
Preferably, at least two water outlets are symmetrically arranged.
Preferably, lifting rings are symmetrically arranged at the top of the box-type combiner.
Preferably, the box collector is made of steel plate having a thickness of at least 3 mm.
Preferably, a butterfly valve is arranged on the main pipeline connected with the main pipeline connecting port.
Compared with the prior art, the utility model has the following beneficial effects:
1. the box-type combiner for the coal seam gas extraction drilling site provided by the utility model has the advantages that the operation space is increased, the traditional pipeline combiner is replaced, the deslagging and drainage work is more convenient and faster, the situation that the drainage is invalid due to blockage of the combiner by accumulated slag and accumulated water is avoided, and the extraction effect is good.
2. According to the box-type confluence device for the coal seam gas extraction drilling site, the plurality of first connectors are arranged at the top of the box-type confluence device, the plurality of second connectors are arranged on any side wall of the box-type confluence device and are all used for connecting high-pressure hoses, so that the drainage effect is enhanced, the negative pressure is stable in drainage, the maintenance is convenient, a traditional drainage mode of installing a plurality of confluence devices in the same roadway is replaced, the production cost is reduced, and the extraction efficiency is improved.
3. According to the box type confluence device for the coal seam gas extraction drilling site, the slag removing ports are symmetrically arranged on the two sides of the box type confluence device, slag is discharged without dead angles, accumulated slag is prevented from rusting the inner wall of the box type confluence device for a long time, and the service life of the box type confluence device is prolonged.
Drawings
FIG. 1 is a front view of a box combiner for a coal seam gas extraction drill site of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a rear view of FIG. 1;
FIG. 5 is a schematic diagram of the installation of a box-type combiner for a coal-bed gas extraction drilling site;
FIG. 6 is a schematic diagram of a conventional pipeline combiner;
in the figure: 1-box type collector; 2-a connector; 3-a main pipeline connecting port; 4-a water outlet; 5-a slag removal port; 6, lifting the lifting ring; 7-a main pipeline; 8-butterfly valve; 9-a drawing and discharging pipe; 10-a second connector.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-5, the utility model is a box type confluence device for coal seam gas extraction drilling sites, the box type confluence device 1 is formed by welding steel plates with the thickness of 5mm, the size is 2500mm multiplied by 800mm, sixty first connectors 2 are vertically arranged at the top of the box type confluence device 1, a row of twelve second connectors 10 are arranged on any side wall of the box type confluence device 1 along the length direction, the second connectors 10 are obliquely arranged, a high-pressure hose is conveniently connected, an included angle alpha=80 DEG between the second connectors 10 and the side wall of the box type confluence device 1 is convenient, the distance between the first connectors 2 and the second connectors 10 is 150mm, two main pipeline connectors 3 are symmetrically arranged on the side wall of the box type confluence device 1 below the second connectors 10 and are used for increasing the extraction flow of the box type confluence device 1, butterfly valves 8 are arranged on main pipelines 7 connected with the main pipeline connectors 3, two symmetrical phi 50mm 4 are arranged below the main pipeline connectors 3 and used for connecting automatic water draining devices, two phi 400 slag cleaning ports 5 with flange plates are symmetrically arranged on the side walls of the box type confluence device 1 adjacent to the second connectors 10, and lifting rings 6 are symmetrically arranged on the side walls of the box type confluence device 1.
In the following description, taking the extraction of a certain return airway as an example, firstly, the box-type collector 1 is transported to an extraction position through the lifting ring 6, the high-pressure hose is respectively communicated with the first connector 2 and the second connector 10, the main pipeline connector 3 is communicated with the extraction pipe 9 through the main pipeline 7, the butterfly valve 8 is arranged on the main pipeline 7, the water outlet 4 is communicated with the automatic water draining device for draining accumulated water, during extraction, accumulated water produced is drained through the water outlet, produced accumulated slag is drained through the slag cleaning port 5, and the accumulated slag space and the accumulated water space are increased, so that the occurrence of extraction failure caused by accumulated slag accumulated water is avoided, and the smooth extraction process is ensured. The problem of ponding, accumulation sediment jam has just been solved to two box collector 1 have only been installed to this section return airway, compares with the traditional pipeline collector that fig. 6 shows, and the cost greatly reduced, and take out and put the negative pressure steadily, the maintenance of being convenient for.
Claims (9)
1. The utility model provides a box collector for coal seam gas extraction drilling site which characterized in that: the top of the box-type confluence device (1) is provided with a plurality of first connectors (2), any side wall of the box-type confluence device (1) is provided with a plurality of second connectors (10), main pipeline connectors (3) and water outlets (4) are sequentially arranged on the side wall of the box-type confluence device (1) below the second connectors (10) from top to bottom, and slag removal ports (5) are symmetrically arranged on the side wall of the box-type confluence device (1) adjacent to the second connectors (10).
2. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: the first connector (2) is vertically arranged at the top of the box-type combiner (1).
3. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: the second connector (10) is obliquely arranged, and an included angle between the second connector (10) and the side wall of the box-type combiner (1) is alpha, wherein alpha=75-80 degrees.
4. A box combiner for a coal seam gas extraction drill site according to any one of claims 1-3, wherein: the distances between the first connectors (2) and the second connectors (10) are 100-150mm.
5. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: at least two main pipeline connectors (3) are symmetrically arranged.
6. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: at least two water outlets (4) are symmetrically arranged.
7. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: lifting rings (6) are symmetrically arranged at the top of the box-type combiner (1).
8. The box combiner for a coal seam gas extraction drill site of claim 7, wherein: the box-type current collector (1) is made of steel plates with the thickness of at least 3 mm.
9. The box combiner for a coal seam gas extraction drill site of claim 1, wherein: a butterfly valve (8) is arranged on a main pipeline (7) connected with the main pipeline connecting port (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321701658.6U CN220059468U (en) | 2023-06-30 | 2023-06-30 | Box-type combiner for coal bed gas extraction drilling site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321701658.6U CN220059468U (en) | 2023-06-30 | 2023-06-30 | Box-type combiner for coal bed gas extraction drilling site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220059468U true CN220059468U (en) | 2023-11-21 |
Family
ID=88753451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321701658.6U Active CN220059468U (en) | 2023-06-30 | 2023-06-30 | Box-type combiner for coal bed gas extraction drilling site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220059468U (en) |
-
2023
- 2023-06-30 CN CN202321701658.6U patent/CN220059468U/en active Active
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