CN202544900U - Drilling orifice deduster for gas drainage - Google Patents
Drilling orifice deduster for gas drainage Download PDFInfo
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- CN202544900U CN202544900U CN2012201603680U CN201220160368U CN202544900U CN 202544900 U CN202544900 U CN 202544900U CN 2012201603680 U CN2012201603680 U CN 2012201603680U CN 201220160368 U CN201220160368 U CN 201220160368U CN 202544900 U CN202544900 U CN 202544900U
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- dust
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- gas
- jet flow
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Abstract
The utility model relates to a drilling orifice deduster for gas drainage. 2 arc water spray pipes with inner water mist spray heads are arranged at the two ends in a dust collector; at least one lower water mist spray head connected with a lower water spray pipe is arranged in a slag discharge box; and an exhaust port is arranged at the upper end of the dust collector. A dustproof cover is arranged at a drill rod inlet end of the dust collector. A jet flow dedusting pipe is also arranged on the lateral part of the dust collector and communicated with the dust collector through a connection pipe and a pipe joint; a jet device is arranged in a jet flow dedusting pipe; a space is reserved between the outer circle of the jet device and the inner wall of the jet flow dedusting pipe, and the outer circle of the jet device is fixedly connected with the inner wall of the jet flow dedusting pipe; and multiple water jet flow spray heads and 1 gas jet flow spray head are arranged on the end surface close to the outer side of the jet device. According to the utility model, under the effect of gas jet flow, negative pressure is formed in the dust collector, the dust-containing gas flow flows into the jet flow dedusting pipe, and the aim of dedusting is achieved under the effect of water jet flow. In the case of orifice spraying, a great amount of gas flow is exhausted from the jet flow dedusting pipe and the exhaust port. The problem of dedusting in orifice spraying is effectively solved, and the drilling operation environment is thoroughly improved.
Description
Technical field
The utility model relates to a kind of deduster, especially relates in a kind of mining in the process gas drainage under suction and uses drill orifice dust catcher.
Background technology
At present, coal is the main energy sources of China, and when coal mining, must guarantee the safe and efficient of mine.Mine gas is one of the main natural calamity in colliery.Gas bearing capacity when reducing seam mining, the leading discharging of coal-bed gas has obtained using widely, and the method for employing is on rib, to bore gas extraction hole; Because the coal seam is very dry, so coal dust flies upward operating environment chaotic state in which corrupt practices prevail during boring; The operator must put on dust mask, nonetheless, has caused great injury for operator's health; The Device in Gas of discharging when drilling has brought great potential safety hazard also for the safety in production in colliery.
Under more situation, when on rib, boring gas extraction hole, tend to run into " spray orifice " phenomenon; Just the gases at high pressure in the coal seam are in the drill bit contact; Moment outwards discharges along boring is a large amount of, and at this moment, general deduster can't bear the impact that high pressure draught brings.When spray orifice is serious, cause the damage of deduster and rig, drilling tool.A difficult problem that needs to be resolved hurrily when therefore, the spray orifice phenomenon is present gas drainage under suction punching dedusting.
Summary of the invention
The purpose of the utility model is to provide a kind of Device in Gas and dust separation; Reduce dust emission, reduce the mash gas concentration in the operating environment, can timely dedusting when spray orifice occurring; Avoid polluting, improve the gas drainage under suction of operating environment greatly and use drill orifice dust catcher.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
Drill orifice dust catcher is used in a kind of gas drainage under suction of the utility model; The bottom of dust arrester is provided with dreg discharging box, and two ends are provided with 2 arc sparge pipes in the described dust arrester, are respectively equipped with a plurality of interior waterfog heads towards the axle center on the arc sparge pipe; At least be provided with 1 following waterfog head in the described dreg discharging box; Following waterfog head is connected down on the sparge pipe, and arc sparge pipe, following sparge pipe are connected with the water pipe head that the control of dust wall is provided with respectively, and the upper end of dust arrester is provided with exhaust opening.The drilling rod arrival end of dust arrester is provided with dust cover, is provided with Dustproof brush in the dust cover, and the outer end of dust cover is provided with flexible dustproof curtain.
The sidepiece of said dust arrester also is provided with the jet dust removing tube; The jet dust removing tube is communicated with dust arrester through tube connector, union; Be provided with ejector in the said jet dust removing tube; The cylindrical of ejector leaves spacing with the inwall of jet dust removing tube and is fixedly connected with the inwall of jet dust removing tube, and ejector is provided with a plurality of water jet shower nozzles and 1 gas fluid jet nozzle near the end face in the outside, the water jet shower nozzle near the excircle of ejector end face to even distribution; The gas fluid jet nozzle is located at the middle part of ejector end face; The water jet shower nozzle is communicated with collect cavity through the water jet pipe, and collect cavity is connected with the water swivel that the tube wall of jet dust removing tube is provided with, and the gas fluid jet nozzle is connected with the gas joint that the tube wall of jet dust removing tube is provided with.
Drill orifice dust catcher is used in above-mentioned gas drainage under suction, and the drilling rod port of export of described dust arrester is provided with the fixed sleeving that is used for fixing dust arrester.
Drill orifice dust catcher is used in above-mentioned gas drainage under suction, and the sidewall of described dust arrester is provided with a plurality of suspension hangers.
Drill orifice dust catcher is used in above-mentioned gas drainage under suction, and the outer end of described jet dust removing tube also is provided with sound absorber.
Drill orifice dust catcher is used in above-mentioned gas drainage under suction, and described tube connector is a flexible pipe.Purpose is to be convenient to the moving jet dust removing tube.
The beneficial effect of the utility model is: the utility model adopts and is provided with in the dust arrester and a plurality of interior waterfog heads; Can dust of discharging in the boring and slag humidification be dropped and in dreg discharging box, discharge, the mist of discharging in the boring certainly is from the exhaust opening discharge of dust arrester upper end.Be provided with Dustproof brush in the dust cover, the outer end of dust cover is provided with flexible dustproof curtain.Avoid dust to discharge from the drilling rod hole effectively, the dust arrester drilling rod port of export is provided with the fixed sleeving that is used for fixing dust arrester.Dust arrester is closely contacted with the coal seam wall, and operation does not have the purpose that dust leaks thereby the realization work plane is drilled.
The sidepiece of dust arrester also is provided with the jet dust removing tube; The jet dust removing tube is communicated with dust arrester through tube connector, union; Ejector is positioned at the middle part of jet dust removing tube and leaves spacing with tube wall, and under the effect of gas jet, the inside of dust arrester will form negative pressure; The air-flow that contains dust will flow in the jet dust removing tube, is issued to the purpose of depositing dust in the effect of water jet.In case the spray orifice phenomenon takes place, a large amount of air-flows will be discharged from the jet dust removing tube, and a part of air-flow is discharged from the exhaust opening of dust arrester upper end.Dedusting difficult problem when having solved spray orifice has effectively thoroughly been improved the drilling operation environment.
Adopt the sidewall of dust arrester to be provided with a plurality of suspension hangers.Firmly fix dust arrester, avoid its vibration and sway, influence bore operation.
The utility model efficiency of dust collection is high, and is simple to operate, easy to use, low in energy consumption, cost is little.Can greatly improve the on-the-spot air ambient of bore operation, help the operator physical and mental health, increase work efficiency.
Other advantages, target and the characteristic of the utility model will be set forth in manual subsequently to a certain extent; And to a certain extent; Based on being conspicuous to those skilled in the art, perhaps can from the practice of the utility model, obtain instruction to investigating of hereinafter.The target of the utility model and other advantages can be passed through following manual, claims, and the structure that is particularly pointed out in the accompanying drawing realizes and obtains.
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail.
Description of drawings
Fig. 1 is the main cross-sectional schematic of the utility model structure
Fig. 2 is the cross-sectional schematic of the utility model jet dust removing tube
Mark among the figure: waterfog head 16-dreg discharging box 17-water jet shower nozzle 18-water jet pipe 19-gas fluid jet nozzle 20-gas joint 21-water swivel 22-collect cavity 23-ejector under the flexible dustproof curtain 15-of the interior waterfog head 8-union 9-tube connector 10-jet dust removing tube 11-sound absorber 12-dust cover 13-Dustproof brush 14-of sparge pipe 5-arc sparge pipe 6-exhaust opening 7-under the 1-fixed sleeving 2-suspension hanger 3-dust arrester 4-
The specific embodiment
Like Fig. 1, shown in Figure 2; Drill orifice dust catcher is used in a kind of gas drainage under suction of the utility model; The bottom of dust arrester 3 is provided with dreg discharging box 16, and two ends are provided with 2 arc sparge pipes 5 in the described dust arrester, are respectively equipped with a plurality of interior waterfog heads 7 towards the axle center on the arc sparge pipe 5; At least be provided with 1 following waterfog head 15 in the described dreg discharging box 16; Following waterfog head 15 is connected down on the sparge pipe 4, and arc sparge pipe 5, following sparge pipe 4 are connected with the water pipe head that the control of dust wall is provided with respectively, and the upper end of dust arrester 3 is provided with exhaust opening 6; The drilling rod arrival end of dust arrester 3 is provided with dust cover 12, is provided with Dustproof brush 13 in the dust cover 12, and the outer end of dust cover 12 is provided with flexible dustproof curtain 14.
The sidepiece of said dust arrester 3 also is provided with jet dust removing tube 10; Jet dust removing tube 10 is communicated with dust arrester 3 through tube connector 9, union 8; Be provided with ejector 23 in the said jet dust removing tube 10; The cylindrical of ejector 23 leaves spacing with the inwall of jet dust removing tube 10 and is fixedly connected with the inwall of jet dust removing tube 10, and ejector 23 is provided with a plurality of water jet shower nozzles 17 and 1 gas fluid jet nozzle 19 near the end face in the outside, water jet shower nozzle 17 near the excircle of ejector 23 end faces to even distribution; Gas fluid jet nozzle 19 is located at the middle part of ejector 23 end faces; Water jet shower nozzle 17 is communicated with collect cavity 22 through water jet pipe 18, and collect cavity 22 is connected with the water swivel 21 that the tube wall of jet dust removing tube 10 is provided with, and gas fluid jet nozzle 19 is connected with the gas joint 20 that the tube wall of jet dust removing tube 10 is provided with.
The drilling rod port of export of dust arrester is provided with the fixed sleeving 1 that is used for fixing dust arrester.The sidewall of dust arrester is provided with a plurality of suspension hangers 2.Make between dust arrester and the coal seam wall and do not stay the gap, simultaneously, be convenient to fixedly dust arrester.
The outer end of described jet dust removing tube 10 also is provided with sound absorber 11.
Described tube connector 9 is a flexible pipe.Purpose is to be easy to carry and moving jet dust removing tube 10.
During use; With the fixed sleeving 1 of dust arrester 3 be stuck in the corresponding coal seam of bore position wall in, utilize suspension hanger 2 with dust arrester 3 with fixing, jet dust removing tube 10 is connected with union 8 through tube connector 9; Because tube connector 9 is a flexible pipe, jet dust removing tube 10 can place suitable position.Drilling rod was stretched the dust arrester operation of drilling from the dust cover 12 of dust arrester.The dust that between drilling rod and hole wall, blows out directly gets in the dust arrester 3, and the air-flow that major part is being mingled with dust gets in the jet dust removing tube 10 under action of negative pressure, under the effect of water jet, dust is drenched, and discharges.
The bigger slag of part dust and particle is under the effect of the high-pressure water mist of interior waterfog head 7 ejections, and dust is sunk by humidification dust arrester 3 in, acceleration sinking under the effect of the high-pressure water mist of waterfog head 15 ejections down through dreg discharging box 16 in again.Simultaneously, a part of gaseous mixture is discharged from exhaust opening 6.
Because dust one gets in the dust arrester 3; Just by humidification or be inhaled into jet dust removing tube 10 and discharge; The drilling rod arrival end that adds dust arrester is provided with dust cover 12, and under the Dustproof brush 13 that in dust cover 12, is provided with and the effect of dustproof curtain 14, dust can not discharged from the drilling rod arrival end of dust arrester.
When the spray orifice phenomenon took place, under the effect of ejector 23, most of air-flow was discharged from jet dust removing tube 10 in jet dust removing tube 10, and a part is discharged through exhaust opening 6.Thereby the Problems of dust when having solved spray orifice effectively.
The utility model is simple in structure, and is with low cost, and good dedusting effect is easy to carry and installs.Improved operating environment effectively.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Other modifications that those of ordinary skills make the technical scheme of the utility model perhaps are equal to replacement; Only otherwise break away from the spirit and the scope of the utility model technical scheme, all should be encompassed in the middle of the claim scope of the utility model.
Claims (5)
1. drill orifice dust catcher is used in a gas drainage under suction; The bottom of dust arrester (3) is provided with dreg discharging box (16); It is characterized in that: two ends are provided with 2 arc sparge pipes (5) in the described dust arrester; Be respectively equipped with a plurality of interior waterfog heads (7) towards the axle center on the arc sparge pipe (5), be provided with 1 following waterfog head (15) in the described dreg discharging box (16) at least, following waterfog head (15) is connected down on the sparge pipe (4); Arc sparge pipe (5), following sparge pipe (4) are connected with the water pipe head that the control of dust wall is provided with respectively, and the upper end of dust arrester (3) is provided with exhaust opening (6); The drilling rod arrival end of dust arrester (3) is provided with dust cover (12), is provided with Dustproof brush (13) in the dust cover (12), and the outer end of dust cover (12) is provided with flexible dustproof curtain (14);
The sidepiece of said dust arrester (3) also is provided with jet dust removing tube (10); Jet dust removing tube (10) is communicated with dust arrester (3) through tube connector (9), union (8); Be provided with ejector (23) in the said jet dust removing tube (10); The cylindrical of ejector (23) leaves spacing with the inwall of jet dust removing tube (10) and is fixedly connected with the inwall of jet dust removing tube (10); Ejector (23) is provided with a plurality of water jet shower nozzles (17) and 1 gas fluid jet nozzle (19) near the end face in the outside; To even distribution, gas fluid jet nozzle (19) is located at the middle part of ejector (23) end face to water jet shower nozzle (17) near the excircle of ejector (23) end face, and water jet shower nozzle (17) is communicated with collect cavity (22) through water jet pipe (18); Collect cavity (22) is connected with the water swivel (21) that the tube wall of jet dust removing tube (10) is provided with, and gas fluid jet nozzle (19) is connected with the gas joint (20) that the tube wall of jet dust removing tube (10) is provided with.
2. drill orifice dust catcher is used in gas drainage under suction according to claim 1, it is characterized in that: the drilling rod port of export of described dust arrester is provided with the fixed sleeving (1) that is used for fixing dust arrester.
3. drill orifice dust catcher is used in gas drainage under suction according to claim 1, it is characterized in that: the sidewall of described dust arrester is provided with a plurality of suspension hangers (2).
4. drill orifice dust catcher is used in gas drainage under suction according to claim 1, it is characterized in that: the outer end of described jet dust removing tube (10) also is provided with sound absorber (11).
5. drill orifice dust catcher is used in gas drainage under suction according to claim 1, it is characterized in that: described tube connector (9) is a flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201603680U CN202544900U (en) | 2012-04-09 | 2012-04-09 | Drilling orifice deduster for gas drainage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201603680U CN202544900U (en) | 2012-04-09 | 2012-04-09 | Drilling orifice deduster for gas drainage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202544900U true CN202544900U (en) | 2012-11-21 |
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ID=47165552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201603680U Expired - Lifetime CN202544900U (en) | 2012-04-09 | 2012-04-09 | Drilling orifice deduster for gas drainage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202544900U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216256A (en) * | 2013-04-18 | 2013-07-24 | 吕景纪 | Mine pneumatic wet type pore dust settling device |
| CN106560593A (en) * | 2015-09-25 | 2017-04-12 | 陈业武 | Mine-underground negative-pressure-superposed wind-water ejection flow dust-removing fan |
| CN106639932A (en) * | 2017-02-22 | 2017-05-10 | 中建八局第四建设有限公司 | Anchor rod drilling machine and flying dust falling device thereof |
-
2012
- 2012-04-09 CN CN2012201603680U patent/CN202544900U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216256A (en) * | 2013-04-18 | 2013-07-24 | 吕景纪 | Mine pneumatic wet type pore dust settling device |
| CN106560593A (en) * | 2015-09-25 | 2017-04-12 | 陈业武 | Mine-underground negative-pressure-superposed wind-water ejection flow dust-removing fan |
| CN106639932A (en) * | 2017-02-22 | 2017-05-10 | 中建八局第四建设有限公司 | Anchor rod drilling machine and flying dust falling device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Longteng Novel Drill Tools Manufacture Co., Ltd. Assignor: Tian Jianwei Contract record no.: 2013410000031 Denomination of utility model: Drilling orifice deduster for gas drainage Granted publication date: 20121121 License type: Exclusive License Record date: 20130407 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |