CN202520368U - Water and recrement discharger used in gas extraction operation - Google Patents
Water and recrement discharger used in gas extraction operation Download PDFInfo
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- CN202520368U CN202520368U CN2011204841262U CN201120484126U CN202520368U CN 202520368 U CN202520368 U CN 202520368U CN 2011204841262 U CN2011204841262 U CN 2011204841262U CN 201120484126 U CN201120484126 U CN 201120484126U CN 202520368 U CN202520368 U CN 202520368U
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- water
- eliminator
- separator
- gas
- tailrace
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Abstract
The utility model discloses a water and recrement discharger used in gas extraction operation, which comprises a separator used for separating the gas, the water and the recrement, and a water drainage device arranged at the lower part of the separator. The separator and the water drainage device are both tank-shaped containers. A pipe port connected with a borehole is arranged at one side of the upper part of the separator, a gas extraction opening and a gas return port are arranged at the top of the separator, and a water drainage port is arranged at one side of the lower part of the separator. A slag discharge hole is arranged at the bottom of the separator, and a liquid level observation pipe is arranged at the outside of the wall of the separator. A water inlet connected with the water drainage port of the separator and a gas outlet valve connected with the gas return port of the separator are arranged at the top of the water drainage device. A gas inlet valve is arranged at the top of the water drainage device and a water drainage valve is arranged at the bottom of the water drainage device. Practical production and use show that the water and recrement discharger has a good effect. The water and recrement discharger has the integrated functions of water and gas separation, water drainage and slag discharge and is simpler in structure and less in investment.
Description
Technical field
The utility model relates to that a kind of gas pumping discharges water, slag-draining device.
Background technology
In highly gassy mine or gas emphasis district, construction drill in the crossheading drill site carries out gas pumping through boring at present, reaches the purpose of administering gas or utilizing gas.In the construction height of design boring, if having the aquifer or water is arranged, when the boring water outlet, be mingled with spoil in the water because of the crack reason often causes boring, cause the gas pumping pipeline to be stopped up by water, cash easily, cause pipeline not smooth, influence the extraction effect.
In order to overcome this problem, CN201486589U (CN200920187033.6) discloses the effective automatic tailrace of a kind of coal mine gas extraction.This device comprises the container that discharges water, and the said container top that discharges water is provided with water inlet, and bottom one side is provided with delivery port, is provided with liquid level sensor in it; Said water inlet is provided with T type three way type pneumatic operated valve, and T type three way type pneumatic operated valve air inlet port and return-air mouth are being communicated with respectively to have realizes two ports of electromagnetic valve of control function automatically, and the 3rd port of said electromagnetic valve is being communicated with pressure ventilation pipe; The passive output contact of said liquid level sensor is connected with intrinsic safety D.C. regulated power supply line through lead with said electromagnetic valve.Though having realized need not the special messenger, keeps an eye in this device; Just can observe tailrace intuitively on ground during use is in the state of discharging water or is in the into purpose of water state; But also have defective: owing to adopt negative pressure to discharge water automatically, the effect that discharges water is very undesirable, the one, and waterdrainage amount is little; The 2nd, spoil can not separate with water, when discharging water, is stopped up by the broken spoil in the boring easily, and maintenance capacity is bigger; The 3rd, the facility that discharges water is complicated, the on-the-spot extremely inconvenience of using.
Summary of the invention
In order to overcome the defective that above-mentioned technology exists, the utility model provides a kind of waterdrainage amount water cash discharger that big, simple in structure, not susceptible to plugging gas pumping is used.
The term explanation
The crossheading drill site: be in the fissure zone of coal-face top board for guarantee mash gas pumping drilling as far as possible, by one section entry of back production crossheading driving, this entry just is the crossheading drill site.Be specifically designed to the construction mash gas pumping drilling, gas pumping pipeline and gas monitoring system are installed.
Back production crossheading: at stope, be used for the usefulness of ventilation, pedestrian, transportation and haul, and be communicated with the tunnel of emergency exit, stope two ends.
The technical scheme of the utility model is following:
The water cash discharger that a kind of gas pumping is used, it comprises the tailrace that is used to separate the eliminator of gas, water, cash and places the eliminator bottom, eliminator and tailrace are tank container; Wherein:
Described eliminator top one side is provided with 1-4 the mouth of pipe that is connected with boring, connects through the boring in this mouth of pipe and the crossheading drill site; The eliminator top is provided with gas extract opening and return-air mouth; Eliminator bottom one side is provided with the dewatering outlet; The eliminator bottom is provided with slag-drip opening; Separator wall is provided with the liquid level observation tube outward;
Described tailrace top is provided with water inlet that is connected with the eliminator dewatering outlet and the valve of giving vent to anger that is connected with eliminator return-air mouth, and the tailrace top also is provided with air intake valve, the bottom is provided with Draw off valve.
Preferred according to the utility model, eliminator top one side is provided with 4 borings and connects the mouth of pipe, and each mouth of pipe has by-pass valve control.
Preferred according to the utility model, the liquid level observation tube on the said eliminator is that two of welding connect transparent tube between the upper and lower apart from 0.2-0.4 meter isometric parallel copper pipe between two copper pipes on chamber wall, observes as liquid level.
Preferred according to the utility model, said moisture trap container bottom is provided with detachable chassis, as slag-drip opening.
Preferred according to the utility model, tailrace is that draw ratio is the steel pipe of closed at both ends of 4: 1 horizontal layout.
Preferred according to the utility model, said tailrace volume is greater than separator volume.One step is preferred, and the 2-4 that said tailrace volume is a separator volume doubly.
The utility model is taken all factors into consideration the characteristics of extraction high negative pressure and linker; Eliminator and tailrace are placed in the back production crossheading; The dewatering outlet of eliminator is connected with the tailrace water inlet, the water in the boring is emitted by tailrace, through the slag-drip opening of eliminator the spoil slag is discharged again.
The utility model has water increase extraction resistance for obstructions extraction pipeline such as anti-sealing, rock slag or because of pipeline; Reduce the extraction effect, implement gas-water separation and deslagging in drill hole in advance, then water is bled off water through tailrace; Water is effective, uses proving effect very good through actual production.Simultaneously with vapour, separate, discharge water, the deslagging integrated design, make structure simpler, small investment.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Among the figure: 1-gas extract opening, the 2-interface of holing, 3-dewatering outlet, 4-gas, water, cash eliminator, 5-slag-drip opening, 6-return-air mouth, 7-liquid level observation tube, 8-tailrace, 9-water inlet, the 10-valve of giving vent to anger, 11-air intake valve, 12-Draw off valve.
The specific embodiment
Below in conjunction with embodiment the utility model is further specified.
As shown in Figure 1, the utility model comprises gas, water, cash eliminator 4 and tailrace 8; Eliminator 4 is tank container with tailrace 8, wherein:
The bottom of described eliminator 4 is higher than the top of tailrace 8, and eliminator 4 tops one side is provided with 1-4 boring interface 2, connects through boring interface 2 and the boring in the crossheading drill site; Eliminator 4 tops are provided with gas extract opening 1 and return-air mouth 6; Eliminator 4 bottoms one side is provided with dewatering outlet 3; Eliminator 4 bottoms are provided with slag-drip opening 5; Eliminator 4 walls are provided with liquid level observation tube 7 outward;
Described tailrace 8 tops are provided with water inlet 9 that is connected with eliminator dewatering outlet 3 and the valve 10 of giving vent to anger that is connected with eliminator return-air mouth 6, and tailrace 8 tops also are provided with air intake valve 11, and tailrace 8 bottoms are provided with Draw off valve 12.
During practical implementation, eliminator 4 tank bodies are selected Φ 273mm, high 0.6m for use, the steel hydrostatic column; Liquid level observation tube 7 is selected long 0.05m, Φ 2mm copper pipe for use; Tailrace 8 tank bodies adopt the steel pipe manufacturing of long 1.0m, Φ 250mm; The volume of tailrace is 3 times of separator volume; The adjutage that is communicated with eliminator 4 and tailrace 8 is the rubber hose that is provided with steel-wire carcass in the tube wall, and this flexible pipe maximum is born the negative pressure (Jing County, Hebei province hippocampus sebific duct factory product) of 80Kpa.
The utility model method of work is:
The first step: install to connect gas, water, cash eliminator 4 and tailrace 8 at crossheading drill site mash gas pumping drilling place, air water cash eliminator 4 and tailrace 8 are connected formation communicating pipe afterwards through return-air mouth 6 with the high-pressure rubber pipe of 10 on the valve of giving vent to anger and the high-pressure rubber pipe of dewatering outlet 3 and 9 of water inlets;
Second step: the Device in Gas that is mingled with water, cash in the extraction borehole is incorporated in the eliminator 4 through boring interface 2; The speed of gas slows down; Device in Gas is taken away in top gas extract opening 1 under negative pressure state, the further precipitate and separate of water and cash; Cash is stayed eliminator 4 bottoms and is emitted from slag-drip opening 5, and water gets into tailrace 8 from the dewatering outlet 3 of eliminator 4;
The 3rd step: when water level reaches 1/3 in the liquid level observation tube 7, close tailrace water inlet 9 valves and give vent to anger valve 10, open air intake valve 11 and Draw off valve 12, discharge water; Discharge water finish after, close air intake valve 11 and Draw off valve 12 again, open tailrace water inlet 9 valves and carry out next circulation with the valve 10 of giving vent to anger.
When discharging water, open air intake valve 11, eliminate the negative pressure state in the container, make water be more prone to flow out.
Present embodiment uses in the 1703 eastern coal-face crossheading drill sites in Dezhou City official Zhao colliery, Shandong Province; Be used for that gas pumping crossheading drilling holes at the drilling yard discharges water, deslagging 3 months; The problem of boring water slug extraction pipeline does not take place, and face gas extraction rate on average reaches 55%.And use the automatic tailrace of traditional gas pumping pipeline negative pressure, and will overhaul 1 time in average per 2 days, influenced the improvement of gas, face gas extraction rate average 40%.Like this, use the full-automatic overflow device of high-order drill site than the automatic tailrace of gas pumping pipeline negative pressure relatively, the extraction rate has improved 15%.
Claims (6)
1. water, the cash discharger that gas pumping is used is characterized in that it comprises the tailrace that is used to separate the eliminator of gas, water, cash and places the eliminator bottom, and eliminator and tailrace are tank container; Wherein:
Described eliminator top one side is provided with 1-4 the mouth of pipe that is connected with boring, connects through the boring in this mouth of pipe and the crossheading drill site; The eliminator top is provided with gas extract opening and return-air mouth; Eliminator bottom one side is provided with the dewatering outlet; The eliminator bottom is provided with slag-drip opening; Separator wall is provided with the liquid level observation tube outward;
Described tailrace top is provided with water inlet that is connected with the eliminator dewatering outlet and the valve of giving vent to anger that is connected with eliminator return-air mouth, and the tailrace top also is provided with air intake valve, the bottom is provided with Draw off valve.
2. water as claimed in claim 1, cash discharger is characterized in that, described eliminator top one side is provided with four borings and connects the mouth of pipe, and each mouth of pipe is provided with by-pass valve control.
3. water as claimed in claim 1, cash discharger is characterized in that, the liquid level observation tube on the said eliminator is that two of welding connect transparent tube between the upper and lower apart from 0.2-0.4 meter isometric parallel copper pipe between two copper pipes on chamber wall, observes as liquid level.
4. water as claimed in claim 1, cash discharger is characterized in that, said moisture trap container bottom is provided with can dismantle the chassis, as slag-drip opening.
5. water as claimed in claim 1, cash discharger is characterized in that, described tailrace is that draw ratio is the steel pipe of closed at both ends of 4: 1 horizontal layout.
6. water as claimed in claim 1, cash discharger is characterized in that, the 2-4 that described tailrace volume is a separator volume doubly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204841262U CN202520368U (en) | 2011-11-29 | 2011-11-29 | Water and recrement discharger used in gas extraction operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204841262U CN202520368U (en) | 2011-11-29 | 2011-11-29 | Water and recrement discharger used in gas extraction operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202520368U true CN202520368U (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204841262U Expired - Fee Related CN202520368U (en) | 2011-11-29 | 2011-11-29 | Water and recrement discharger used in gas extraction operation |
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| CN (1) | CN202520368U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493834A (en) * | 2011-11-29 | 2012-06-13 | 山东新矿赵官能源有限责任公司 | Water and waste rock discharging device for extracting gas and working method thereof |
| CN112253229A (en) * | 2020-08-26 | 2021-01-22 | 煤科集团沈阳研究院有限公司 | Automatic negative-pressure continuous water drainage device for gas extraction pipeline and use method |
-
2011
- 2011-11-29 CN CN2011204841262U patent/CN202520368U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493834A (en) * | 2011-11-29 | 2012-06-13 | 山东新矿赵官能源有限责任公司 | Water and waste rock discharging device for extracting gas and working method thereof |
| CN112253229A (en) * | 2020-08-26 | 2021-01-22 | 煤科集团沈阳研究院有限公司 | Automatic negative-pressure continuous water drainage device for gas extraction pipeline and use method |
| CN112253229B (en) * | 2020-08-26 | 2022-05-10 | 中煤科工集团沈阳研究院有限公司 | Automatic negative-pressure continuous water drainage device for gas extraction pipeline and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20151129 |