CN112502653A - Downthehole purification dust treatment device - Google Patents
Downthehole purification dust treatment device Download PDFInfo
- Publication number
- CN112502653A CN112502653A CN202110000379.6A CN202110000379A CN112502653A CN 112502653 A CN112502653 A CN 112502653A CN 202110000379 A CN202110000379 A CN 202110000379A CN 112502653 A CN112502653 A CN 112502653A
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- CN
- China
- Prior art keywords
- water
- gas
- pressure
- flow
- valve
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 13
- 238000000746 purification Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 88
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract description 18
- 239000003245 coal Substances 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 3
- 239000002817 coal dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention mainly provides an in-hole dust purification treatment device, which mainly comprises a gas flow control valve, a gas pressure reducing valve, a gas flow meter, a water flow control valve, a water pressure reducing valve, a water flow meter and a proportion regulating valve, wherein a gas supply device supplies high-pressure gas to a pipeline through a gas supply interface, the gas flow control valve controls the flow of the gas supplied to a system, the pressure of the gas is balanced through the gas pressure reducing valve, the flow of the gas is regulated through the gas flow meter, a water supply device supplies clean water to the system through a water supply interface, the water flow control valve controls the flow of the water supplied to the system, the pressure of the clean water is balanced through the water pressure reducing valve, the flow of the water is regulated through the water flow meter, the high-pressure gas and the clean water enter the proportion regulating valve, the gas-water proportion is regulated through the proportion regulating valve, the, the drill bit reaches the front end, realizes the functions of cooling the drill bit and wet dust removal, is suitable for the coal mine drilling work needing water cooling dust removal, and has good social and economic benefits.
Description
Technical Field
The invention mainly relates to a device for purifying dust in a hole, which is mainly used for drilling work of cooling and removing dust by water in the coal mine drilling process.
Background
With the increasing development of the coal mining industry, various holes need to be drilled in a coal seam in the coal mining process for gas drainage, water exploration, water drainage and the like, when the coal seam is combined with gangue and soft and hard coal, a wet drilling hydraulic slag removal process is adopted, the gangue and soft coal expand, soften and collapse after meeting water, a drill rod is clamped and broken due to hole collapse, the phenomena of hole blocking and hole collapse after hole forming are serious, the service life of a drilling tool is influenced, the underground drainage difficulty is caused by a large amount of water due to wet drilling, and meanwhile the dead weight of the drilling tool is increased during drilling.
Disclosure of Invention
The utility model aims at providing an downthehole purification dust treatment device improves the drilling operating mode, improves drilling tool life, reduces the drainage work volume.
The utility model provides an downthehole purification dust processing apparatus includes air feed interface, water supply interface, tolerance control valve, water yield control valve, gas relief pressure valve, water relief pressure valve, gas flowmeter, water flowmeter, proportional control valve, air feed interface connection high pressure gas supply device and water supply interface connection water supply installation, set up gas relief pressure valve and gas flowmeter on the air feed pipeline, set up water relief pressure valve and water flowmeter on the water supply pipeline.
An air supply pipeline of an in-hole dust purification treatment device is balanced in air pressure through an air pressure reducing valve, air quantity is adjusted through an air flow meter, water supply pressure is balanced through a water pressure reducing valve through the water supply pipeline, water flow is adjusted through a water flow meter, air-water proportion entering a system is adjusted through a proportional valve, liquid water is blown away and atomized by high-pressure air to form 8-20 micron water mist, a water mist outlet is connected with a drill rod, the water mist is conveyed to a drill bit at the front end through a drill rod center hole, and the effects of cooling the drill bit and wetting and dust removal are achieved.
The invention has the advantages of reasonable design, simple structure, lightness, portability, safety, reliability, energy conservation, convenient operation, uniform atomization, large contact area of fine fog drops, good cooling and wet dust removal effects, capability of effectively eliminating high-temperature hidden troubles caused by friction in the drilling process of the drilling tool, effectively controlling the phenomenon of excessive coal dust in the air, improving the drilling working condition and working environment, saving energy, reducing consumption, reducing equipment faults and harm to human health, prolonging the service life of the drilling tool, improving the working efficiency and better achieving the preset purpose.
Description of the drawings:
FIG. 1 is a schematic front view of an in-hole dust-purifying treatment apparatus;
wherein 1-gas flow control valve, 2-gas pressure reducing valve, 3-gas flow meter, 4-water flow control valve, 5-water pressure reducing valve, 6-water flow meter, 7-proportion regulating valve
101-high pressure gas, 102-clear water, 103-atomized water, 201-handle.
Detailed Description
Reference is made to the figures contained in the accompanying drawings and in which is shown, by way of illustration and specific application, the following:
according to the figure, a high-pressure gas supply device provides high-pressure gas 101 to a pipeline through a gas supply interface, a gas flow control valve 1 controls the flow of gas supplied to the pipeline, the pressure of the gas is balanced through a gas pressure reducing valve 2, the flow of gas is adjusted through a gas flow meter, a water supply device provides clean water 102 to the pipeline through a water supply interface, a water flow control valve 4 controls the flow of water supplied to a system, the pressure of the clean water is balanced through a water pressure reducing valve, the flow of the water is adjusted through a water flow meter, after the high-pressure gas 101 and the clean water 102 enter a proportion adjusting valve 7, the proportion of the gas and the water is adjusted through a proportion adjusting valve, the clean water is blown away and atomized by the high-pressure gas, atomized water 103 is formed, the atomized water 103 is conveyed to a central hole of.
The invention can fully utilize the existing gas supply and water supply facilities in the underground coal mine, adjust the pressure of high-pressure gas and clean water through the gas pressure reducing valve 2 and the water pressure reducing valve 5, control the flow of the high-pressure gas and the clean water through the proportional control valve 7, achieve the optimal configuration of the gas-water proportion, solve the problems that the drilling tool service life is influenced by difficult water slag discharge, hole collapse and the like during the drilling of the loose high-gas coal seam, better solve the problem that the body health of workers is influenced by the over standard of coal dust in the air, effectively improve the drilling working condition and the underground working environment, reduce equipment faults, prolong the service life of the drilling tool, ensure safe production and improve the working efficiency.
Claims (2)
1. The utility model provides an downthehole purification dust processing apparatus, its characterized in that gas supply installation provides high-pressure gas 101 to the pipeline through the gas supply interface, the flow of gas is supplied to the system to tolerance control valve 1 control, the pressure of gas is balanced through gas relief pressure valve 2, the flow of gas is adjusted through the air flowmeter, water supply installation provides clear water 102 to the pipeline through the water supply interface, water control valve 4 control is to the flow of supplying water to the system, the pressure of clear water is balanced through the water relief pressure valve, the flow of water is adjusted by the water flowmeter again, high-pressure gas 101 and clear water 102 get into proportion control valve 7 after, adjust the gas-water proportion through proportion control valve, make high-pressure gas blow off clear water, atomize, form atomizing water 103.
2. The apparatus as claimed in claim 1, wherein the gas supplied from the gas supply means is high pressure gas, the water supplied from the water supply line is clean water, the gas flow control valve 1 and the water flow control valve 4 are respectively installed on the gas supply line and the water supply line, the gas pressure reducing valve 2 is installed on the gas supply line for balancing the gas pressure, the water pressure reducing valve 5 is installed on the water supply line for balancing the water pressure, the proportional control valve is a gas-water regulating valve for regulating the pressure and the flow rate of the water and the high pressure gas, and the atomized water 103 is directly connected to the system to be cooled and dedusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110000379.6A CN112502653A (en) | 2021-01-03 | 2021-01-03 | Downthehole purification dust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110000379.6A CN112502653A (en) | 2021-01-03 | 2021-01-03 | Downthehole purification dust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112502653A true CN112502653A (en) | 2021-03-16 |
Family
ID=74952936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110000379.6A Pending CN112502653A (en) | 2021-01-03 | 2021-01-03 | Downthehole purification dust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112502653A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909099A (en) * | 2022-05-10 | 2022-08-16 | 中国铁建重工集团股份有限公司 | Self-adjusting type aerial fog slag discharging system and adjusting method |
-
2021
- 2021-01-03 CN CN202110000379.6A patent/CN112502653A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909099A (en) * | 2022-05-10 | 2022-08-16 | 中国铁建重工集团股份有限公司 | Self-adjusting type aerial fog slag discharging system and adjusting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210316 |
|
| WD01 | Invention patent application deemed withdrawn after publication |