CN108301799A - A kind of hole pumping and mining dust-extraction unit and its application method - Google Patents

A kind of hole pumping and mining dust-extraction unit and its application method Download PDF

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Publication number
CN108301799A
CN108301799A CN201810289424.2A CN201810289424A CN108301799A CN 108301799 A CN108301799 A CN 108301799A CN 201810289424 A CN201810289424 A CN 201810289424A CN 108301799 A CN108301799 A CN 108301799A
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CN
China
Prior art keywords
dust
dedusting
drilling
hole
extraction unit
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
Application number
CN201810289424.2A
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Chinese (zh)
Inventor
冯艳
赵斌
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Huaibei Mining Co Ltd
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Huaibei Mining Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huaibei Mining Co Ltd filed Critical Huaibei Mining Co Ltd
Priority to CN201810289424.2A priority Critical patent/CN108301799A/en
Publication of CN108301799A publication Critical patent/CN108301799A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
    • E21B21/015Means engaging the bore entrance, e.g. hoods for collecting dust
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/14Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F7/00Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose

Abstract

The invention discloses a kind of hole pumping and mining dust-extraction units, including the drilling rod that drills, the drilling drilling-rod external wall is socketed with hole wall casing, wherein, hole wall casing far from drill bit one end is tightly connected with orifice dust catcher, and orifice dust catcher passes through drainage tube and dedusting extraction case unicom;The invention also discloses a kind of application methods of hole pumping and mining dust-extraction unit, technical solution using the present invention, the device reduces pollution of the dust to work site environments by dust removal installation, it not only overcomes the wind power ganged Water jet stream dedusting ventilator of prior art drilling construction onsite application and is dusted the defect for being difficult to avoid that dust from flying, simultaneously, the generation for avoiding gas accident ensure that the safety in production of concordant drilling site;The dust for pressing wind deslagging to generate in production process is collected using the device and concentrates depositing dust, and dust removal efficiency is up to 99% or more;The arrangement achieves the extractions when drilling for the larger drilling use of gas emission in concordant drilling drilling process, effectively prevent the generation of gas accident.

Description

A kind of hole pumping and mining dust-extraction unit and its application method
Technical field
The invention belongs to coal mining field, it is more particularly related to a kind of hole pumping and mining dust-extraction unit and its Application method.
Background technology
In coal mining, gas control drilling especially concordant drills, and is all to construct in coal seam, form of construction work is adopted With pressure wind deslagging drilling process, this form of construction work causes to generate the dust largely flown upward in work progress, not only causes to construct The environmental pollution at scene endangers the health of the producer, and a large amount of dust in coal mine bottom even causes to burn and explode, and gives well Lower safety in production brings hidden danger;The prior art is dusted using drilling site using wind power ganged Water jet stream dedusting ventilator, but It is this single dedusting method, it is difficult to which the dust removal requirement for meeting drilling site brings hidden danger to safety in production.
Invention content
Technical problem to be solved by the invention is to provide a kind of hole pumping and mining dedustings of guarantee concordant drilling safe production Device.
To achieve the goals above, the technical solution that the present invention takes is:A kind of hole pumping and mining dust-extraction unit provided, Including the drilling rod that drills, the drilling drilling-rod external wall is socketed with hole wall casing, wherein the hole wall casing far from drill bit one end and hole Mouth deduster is tightly connected, and orifice dust catcher passes through drainage tube and dedusting extraction case unicom.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, orifice dust catcher include removing dirt cup, and drilling drilling rod is along dedusting Cylinder is laterally pierced by, wherein except dirt cup one end is connect with hole wall bobbin seal, the gap location of the other end and drilling drilling rod is equipped with aperture Sealing ring, except the top of dirt cup is equipped with bend pipe, bend pipe is connect with drainage tube, and bottom is equipped with mud hole.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, dedusting extraction case set standoff babinet for bottom, wherein The top side of babinet is connect with drainage tube, and wind power ganged Water jet stream dedusting ventilator, babinet top are additionally provided with drainage tube junction The other side in portion is equipped with the control valve that connect with gas drainage system, be equipped at control valve in babinet be isolated dust every Plate, babinet are equipped with scum hole close to the side wall of bottom side.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, wind power ganged Water jet stream dedusting ventilator are inserted vertically into babinet In, dust suction side and the drainage tube of wind power ganged Water jet stream dedusting ventilator are tightly connected, and dust outlet side extends in babinet, The part that wind power ganged Water jet stream dedusting ventilator is placed in outside babinet is additionally provided with air duct and feed pipe.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, air duct and feed pipe are the tube body of threeway, and outlet end is set In the cylinder of wind power ganged Water jet stream dedusting ventilator.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, drainage tube are hose, the dedusting of one end and orifice dust catcher Cylinder is tightly connected, and the other end is socketed behind the dust suction side of wind power ganged Water jet stream dedusting ventilator and seals company with dedusting extraction case It connects.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, hole wall casing are equipped with the connecting pin except dirt cup and are placed in dedusting Fast interface in cylinder, is socketed in except the connecting pin of dirt cup on the outer wall of fast interface.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, bend pipe are connected by the dirt cup of removing of flange and orifice dust catcher It connects.
A kind of hole pumping and mining dust-extraction unit disclosed by the invention, except the axis of dirt cup is overlapped with the axis of drilling drilling rod.
The invention also discloses a kind of application methods of hole pumping and mining dust-extraction unit, include the following steps:Drilling drilling rod is worn Cross hole wall casing, hole wall casing and orifice dust catcher far from drill bit one end are tightly connected, orifice dust catcher by drainage tube with Dedusting extraction case unicom, orifice dust catcher suck the dust of boring procedure, the geomantic omen at the drainage tube of dedusting extraction case one end The high negative pressure that the Water jet stream dedusting ventilator that links generates will enter in the dust sucking dedusting extraction case of drainage tube, wind power ganged water The water mist that jet fan sprays will be discharged after dust humidifying by the scum hole in dedusting extraction bottom portion, wind power ganged water-jet It flows the negative pressure that dedusting fan generates to suck the methane gas in boring procedure in dedusting extraction case, opens top of the box and gas The control valve of extraction system connection extracts methane gas out after the filtering of partition board.
Technical solution using the present invention, the dust for being generated drilling construction process by drainage tube and orifice dust catcher are inhaled Enter in dedusting extraction case, the high negative pressure water mist that the wind power ganged Water jet stream dedusting ventilator being placed in dedusting extraction case drainage tube generates It is discharged by scum hole by dust water body, then by the dust of water body;If encountered, gas amount in hole is big to there is spray orifice phenomenon When, the wind power ganged Water jet stream dedusting ventilator of high negative pressure sucks methane gas in the babinet of dedusting extraction case, is removed by opening Methane gas is pumped into extraction system by the control valve being connect with gas drainage system that the dirt extraction box top other side is equipped with; The device reduces pollution of the dust to work site environments by dust removal installation, not only overcomes prior art drilling construction scene The defect for being difficult to avoid that dust from flying is dusted using wind power ganged Water jet stream dedusting ventilator, meanwhile, avoid gas accident Generation, ensure that the safety in production of concordant drilling site;The dust for pressing wind deslagging to generate in actual production process, uses the dress It sets collection and concentrates depositing dust, realize that boring mud does not land, reduce the labor intensity of cleaning boring mud, dust removal efficiency is up to 99% or more;Concordant The arrangement achieves the extraction when drilling, effective pre- gas prevention things for the larger drilling use of gas emission in drilling drilling process Therefore generation, the device volume is small, and installation and removal are convenient, and processing cost is low, and equipment investment is avoided to increase production cost.
Below with reference to drawings and examples, the present invention is described in detail.
Description of the drawings
The content expressed by each width attached drawing of this specification and the label in figure are briefly described below:
Fig. 1 is a kind of schematic diagram of hole pumping and mining dust-extraction unit of the present invention.
In figure label for:1, dedusting extraction case;2, drill drilling rod;3, orifice dust catcher;4, hole wall casing;5, fast grafting Mouthful;6, mud hole;7, wind power ganged Water jet stream dedusting ventilator;8, drainage tube;9, orifice sealing circle;10, air duct;11, it slags tap Hole;12, feed pipe;13, partition board;14, control valve.
Specific implementation mode
Below against attached drawing, by the description of the embodiment, each structure for example involved to the specific implementation mode of the present invention Mutual alignment and connection relation, the effect of each section and operation principle, manufacturing process between the shape of part, construction, each section And operate with method etc., be described in further detail, with help those skilled in the art to the present invention inventive concept, Technical solution has more complete, accurate and deep understanding.
Fig. 1 is a kind of schematic diagram of hole pumping and mining dust-extraction unit of the present invention;A kind of hole pumping and mining of the present invention as shown in the figure Dust-extraction unit, including drilling drilling rod 2, drilling 2 outer wall of drilling rod are socketed with hole wall casing 4, wherein the hole wall set far from drill bit one end Pipe 4 is tightly connected with orifice dust catcher 3, and orifice dust catcher 3 passes through drainage tube 8 and 1 unicom of dedusting extraction case;Orifice dust catcher 3 Including removing dirt cup, drilling drilling rod 2 is laterally pierced by along except dirt cup, wherein another except dirt cup one end and hole wall casing 4 are tightly connected End and the gap location of drilling drilling rod 2 are equipped with orifice sealing circle, and except the top of dirt cup is equipped with bend pipe, bend pipe is connect with drainage tube, bottom Portion is equipped with mud hole 6;Dedusting extraction case 1 is that bottom sets standoff babinet, and top side and the drainage tube 8 of middle case connect It connects, is additionally provided with wind power ganged Water jet stream dedusting ventilator 7 with 8 junction of drainage tube, the other side of top of the box is equipped with takes out with gas The control valve 14 of extraction system connection, the interior partition board 13 that isolation dust is equipped at control valve 14 of babinet, babinet is close to bottom one The side wall of side is equipped with scum hole 11;Wind power ganged Water jet stream dedusting ventilator 7 is inserted vertically into babinet, wind power ganged water jet dedusting The dust suction side of wind turbine 7 is tightly connected with drainage tube 8, and dust outlet side extends in babinet, wind power ganged water jet dedusting The part that wind turbine 7 is placed in outside babinet is additionally provided with air duct 10 and feed pipe 12;Air duct 10 and the tube body that feed pipe 12 is threeway, Outlet end is placed in the cylinder of wind power ganged Water jet stream dedusting ventilator 7;Drainage tube 8 is hose, and one end is removed with orifice dust catcher 3 Dirt cup is tightly connected, and the other end seals after being socketed the dust suction side of wind power ganged Water jet stream dedusting ventilator 7 with dedusting extraction case 1 Connection;Hole wall casing 4 is equipped with the connecting pin except dirt cup to be placed in except the fast interface 5 in dirt cup, except the connecting pin of dirt cup is socketed On the outer wall of fast interface 5;Bend pipe is by flange with orifice dust catcher 3 except dirt cup is connect;Axis except dirt cup and drilling The axis of drilling rod 2 overlaps.
The invention also discloses a kind of application methods of hole pumping and mining dust-extraction unit, include the following steps:Drilling drilling rod 2 is worn Hole wall casing 4 is crossed, the hole wall casing 4 far from drill bit one end is tightly connected with orifice dust catcher 3, and orifice dust catcher 3 passes through extraction Pipe 8 and 1 unicom of dedusting extraction case, orifice dust catcher 3 suck the dust of boring procedure, the drainage tube 8 of 1 one end of dedusting extraction case The high negative pressure that the wind power ganged Water jet stream dedusting ventilator 7 at place generates will enter in the dust sucking dedusting extraction case 1 of drainage tube 8, The water mist that wind power ganged Water jet stream dedusting ventilator 7 sprays will pass through 11 row of scum hole of 1 bottom of dedusting extraction case after dust humidifying Going out, the negative pressure that wind power ganged Water jet stream dedusting ventilator 7 generates sucks the methane gas in boring procedure in dedusting extraction case 1, The control valve 14 that top of the box is connect with gas drainage system is opened to extract methane gas after the filtering of partition board 13 out.
Technical solution using the present invention, the dust for being generated drilling construction process by drainage tube 8 and orifice dust catcher 3 It sucks in dedusting extraction case 1, the height that the wind power ganged Water jet stream dedusting ventilator 7 being placed in 1 drainage tube of dedusting extraction case generates is negative Pressure water mist is discharged by dust water body, then by the dust of water body by scum hole 11;If encountering the big appearance of gas amount in hole When spray orifice phenomenon, the wind power ganged Water jet stream dedusting ventilator 7 of high negative pressure sucks methane gas in the babinet of dedusting extraction case 1, The control valve 14 being connect with gas drainage system being equipped with by opening the 1 top other side of dedusting extraction case, methane gas is taken out Enter in extraction system;The device reduces pollution of the dust to work site environments by dust removal installation, not only overcomes existing skill The wind power ganged Water jet stream dedusting ventilator of art drilling construction onsite application 7 is dusted the defect for being difficult to avoid that dust from flying, meanwhile, The generation for avoiding gas accident ensure that the safety in production of concordant drilling site;Wind deslagging is pressed to generate in actual production process Dust, using the device collect concentrate depositing dust, realize boring mud do not land, reduce cleaning boring mud labor intensity, dust removal efficiency Up to 99% or more;The arrangement achieves taken out when drilling for the larger drilling use of gas emission in concordant drilling drilling process It adopts, effectively prevents the generation of gas accident, the device volume is small, and installation and removal are convenient, and processing cost is low, avoids equipment investment Increase production cost.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way Limitation, as long as the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is used, or without changing Other occasions are directly applied to by the design of the present invention and technical solution, within protection scope of the present invention.

Claims (10)

1. a kind of hole pumping and mining dust-extraction unit, including drilling drilling rod, it is characterised in that:The drilling drilling-rod external wall is socketed with hole Wall casing, wherein hole wall casing and orifice dust catcher far from drill bit one end are tightly connected, orifice dust catcher by drainage tube with Dedusting extraction case unicom.
2. a kind of hole pumping and mining dust-extraction unit described in accordance with the claim 1, it is characterised in that:The orifice dust catcher includes Except dirt cup, drilling drilling rod is laterally pierced by along except dirt cup, wherein except dirt cup one end is connect with hole wall bobbin seal, the other end and brill The gap location of hole drilling rod is equipped with orifice sealing circle, and except the top of dirt cup is equipped with bend pipe, bend pipe is connect with drainage tube, and bottom is equipped with row Cinder hole.
3. a kind of hole pumping and mining dust-extraction unit described in accordance with the claim 1, it is characterised in that:The dedusting extraction case is bottom Portion sets standoff babinet, and the top side of middle case is connect with drainage tube, is additionally provided with drainage tube junction wind power ganged Water jet stream dedusting ventilator, the other side of top of the box are equipped with the control valve being connect with gas drainage system, are located at control in babinet The partition board of isolation dust is equipped at valve, babinet is equipped with scum hole close to the side wall of bottom side.
4. a kind of hole pumping and mining dust-extraction unit described in accordance with the claim 3, it is characterised in that:The wind power ganged water jet Dedusting fan is inserted vertically into babinet, and dust suction side and the drainage tube of wind power ganged Water jet stream dedusting ventilator are tightly connected, powder Dirt outlet side extends in babinet, and the part that wind power ganged Water jet stream dedusting ventilator is placed in outside babinet is additionally provided with air duct and water supply Pipe.
5. a kind of hole pumping and mining dust-extraction unit according to claim 4, it is characterised in that:The air duct and feed pipe For the tube body of threeway, outlet end is placed in the cylinder of wind power ganged Water jet stream dedusting ventilator.
6. a kind of hole pumping and mining dust-extraction unit described in accordance with the claim 1, it is characterised in that:The drainage tube is hose, The dirt cup of removing of one end and orifice dust catcher is tightly connected, and the other end is socketed the dust suction side of wind power ganged Water jet stream dedusting ventilator It is tightly connected afterwards with dedusting extraction case.
7. a kind of hole pumping and mining dust-extraction unit according to claim 2, it is characterised in that:The hole wall casing and dedusting The connecting pin of cylinder is equipped with and is placed in except the fast interface in dirt cup, is socketed in except the connecting pin of dirt cup on the outer wall of fast interface.
8. a kind of hole pumping and mining dust-extraction unit according to claim 2, it is characterised in that:The bend pipe by flange with The dirt cup of removing of orifice dust catcher connects.
9. a kind of hole pumping and mining dust-extraction unit according to claim 2, it is characterised in that:The described axis except dirt cup with The axis of drilling drilling rod overlaps.
10. a kind of application method according to hole pumping and mining dust-extraction unit as described in any one of claim 1 to 9, feature exists In:Include the following steps:The drilling rod that drills passes through hole wall casing, and the hole wall casing far from drill bit one end connects with orifice dust catcher sealing It connects, orifice dust catcher is sucked the dust of boring procedure by drainage tube and dedusting extraction case unicom, orifice dust catcher, and dedusting is taken out The high negative pressure that the wind power ganged Water jet stream dedusting ventilator at the drainage tube of case one end generates is adopted, the dust for entering drainage tube is sucked In dedusting extraction case, the water mist that wind power ganged Water jet stream dedusting ventilator sprays will pass through dedusting extraction bottom portion after dust humidifying Scum hole is discharged, and the methane gas in boring procedure is sucked dedusting extraction by the negative pressure that wind power ganged Water jet stream dedusting ventilator generates In case, opens the control valve that top of the box is connect with gas drainage system and extract methane gas after the filtering of partition board out.
CN201810289424.2A 2018-04-03 2018-04-03 A kind of hole pumping and mining dust-extraction unit and its application method Pending CN108301799A (en)

Priority Applications (1)

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CN201810289424.2A CN108301799A (en) 2018-04-03 2018-04-03 A kind of hole pumping and mining dust-extraction unit and its application method

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Application Number Priority Date Filing Date Title
CN201810289424.2A CN108301799A (en) 2018-04-03 2018-04-03 A kind of hole pumping and mining dust-extraction unit and its application method

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Publication Number Publication Date
CN108301799A true CN108301799A (en) 2018-07-20

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110230478A (en) * 2019-04-30 2019-09-13 中国一冶集团有限公司 Armature boring depositing dust protective device
CN110593786A (en) * 2019-10-31 2019-12-20 攀钢集团矿业有限公司 Wet dust removal system for down-the-hole drill
CN111101882A (en) * 2019-12-19 2020-05-05 微山金源煤矿 Drilling cuttings collecting and dust removing device
CN112554818A (en) * 2020-12-01 2021-03-26 煤科集团沈阳研究院有限公司 Device for removing dust and preventing gas from exceeding limit in underground construction drilling and using method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110230478A (en) * 2019-04-30 2019-09-13 中国一冶集团有限公司 Armature boring depositing dust protective device
CN110593786A (en) * 2019-10-31 2019-12-20 攀钢集团矿业有限公司 Wet dust removal system for down-the-hole drill
CN111101882A (en) * 2019-12-19 2020-05-05 微山金源煤矿 Drilling cuttings collecting and dust removing device
CN112554818A (en) * 2020-12-01 2021-03-26 煤科集团沈阳研究院有限公司 Device for removing dust and preventing gas from exceeding limit in underground construction drilling and using method
CN112554818B (en) * 2020-12-01 2022-10-28 中煤科工集团沈阳研究院有限公司 Device for removing dust and preventing gas from exceeding limit in underground construction drilling and using method

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