CN203879428U - Dry-type drilling and dust removing device - Google Patents
Dry-type drilling and dust removing device Download PDFInfo
- Publication number
- CN203879428U CN203879428U CN201420288541.4U CN201420288541U CN203879428U CN 203879428 U CN203879428 U CN 203879428U CN 201420288541 U CN201420288541 U CN 201420288541U CN 203879428 U CN203879428 U CN 203879428U
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- Prior art keywords
- dust
- gathering arrester
- negative pressure
- drilling
- collection device
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- Expired - Lifetime
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- 239000000428 dust Substances 0.000 title claims abstract description 122
- 238000005553 drilling Methods 0.000 title claims abstract description 53
- 230000005484 gravity Effects 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000000889 atomisation Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 8
- 208000035126 Facies Diseases 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 9
- 239000002817 coal dust Substances 0.000 abstract description 8
- 238000005507 spraying Methods 0.000 abstract description 4
- 239000003245 coal Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000036541 health Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000000247 postprecipitation Methods 0.000 description 2
- 241000167854 Bourreria succulenta Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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- Cyclones (AREA)
Abstract
The utility model provides a dry-type drilling and dust removing device. The device is structurally characterized in that a dust collecting cover is provided with a spraying device, a gravity settling chamber and a dust removing pipeline, the lower end of the dust removing pipeline is connected with a dust removing water tank, a drill rod is deep into a coal wall after penetrating through the dust collecting cover, the extending direction of the dust collecting cover is consistent with the drilling direction of the drilling rod, and the spraying device and the gravity settling chamber are arranged on the upper side and the lower side of the dust collecting cover respectively. In the drilling process of the dry-type drilling and dust removing device, produced dust directly enters the dust collecting cover, the dust entering the dust collecting cover forms large-particle coal dust in an adhesive mode under the function of the spraying device, the large-particle coal dust directly enters the gravity settling chamber under the function of gravity, and small-particle-size coal dust which does not form large-particle coal dust is washed away after entering the water tank. The dry-type drilling and dust removing device well protects body health of workers and eliminates safety hidden risks caused by dust during drilling.
Description
Technical field
The utility model relates to the mine construction field of drilling, and is specifically related to the matching used dust arrester of a kind of down-hole dry drilling.
Background technology
In the operation such as mining excavation, gas drainage under suction, all be unableing to do without the construction link of drilling, is the dust harzard human body that prevents that coal petrography from producing, the existing wet boring that generally adopts.Though wet boring can prevent the harm of dust to a certain extent, easily causes the fault such as plug-hole, bit freezing, and need to lay water pipe networking, strengthen investment, also can worsen operating environment.And under some geological conditions (cherry coal), wet type is drilled and is difficult to pore-forming, can only adopt dry drilling, but dry drilling generation dust is more, and serious harm workman is healthy, and causes local dust excessive concentration, brings certain potential safety hazard.
The dedusting technology of drilling has been carried out to more research both at home and abroad, technical equipment and effect etc. are also comparatively ripe, but due to factors such as the equipment operating of developing are comparatively complicated, bulky, weight is heavier, movement is inconvenient, existing engineering site application is less.Investigation finds that the subordinate of the company mining areas such as Shan Mei group, Henan Shen Huo group, Ping Mei group, Yi Mei group all also have dry drilling operation, and on-the-spot substantially do not take any relevant dust suppression, the dust that produces of drilling has had a strong impact on workman's health.
Summary of the invention
The utility model is to drill in order to solve down-hole, and particularly dry drilling brings the too high problem of dust concentration, provides a kind of simple, efficient, applies dust collection device for dry drilling easily.
The technical scheme that the utility model adopts is as follows:
A kind of dust collection device for dry drilling, comprise dust gathering arrester, atomization mechanism, gravity settling chamber are installed on this dust gathering arrester, and dust discharge pipeline, the lower end of described dust discharge pipeline is connected with dedusting tank, in described dust gathering arrester, is penetrated with drilling rod, and this drilling rod gos deep in rib after running through dust gathering arrester, the direction of the bearing of trend of described dust gathering arrester and drilling rod boring is consistent, and described atomization mechanism and gravity settling chamber lay respectively at the both sides of dust gathering arrester.
Described dust discharge pipeline is connected with dedusting tank by negative pressure shape apparatus for converting, described negative pressure shape apparatus for converting comprises gas chamber and negative pressure chamber, one side of described gas chamber is provided with the air intake of pressing wind facies to connect with down-hole, and described gas chamber is communicated with by taper gas outlet with negative pressure chamber.
On the interface of described gas chamber and negative pressure chamber, be evenly distributed with multiple tapers gas outlet, described taper gas outlet is larger towards a side bore of gas chamber, less towards the bore of negative pressure chamber's one side.
Described negative pressure chamber is up big and down small funnel-shaped structure, and the lower end of this negative pressure chamber is tubular structure.
Described dust discharge pipeline is deep in negative pressure shape apparatus for converting, and dust discharge pipeline is communicated with negative pressure chamber.
Described atomization mechanism comprises fog-spray nozzle and water inlet, and described fog-spray nozzle extends in dust gathering arrester, and described water inlet is connected with down-hole water pipe.
On described rib, be provided with rib fixture, described dust gathering arrester is fixedly connected with rib fixture by dust gathering arrester fastening devices, thereby dust gathering arrester is fixedly mounted on rib.
Described dust gathering arrester is made up of cylindrical portions and conical section two parts, and described cylindrical portions front end is provided with the soft circle of sealing, to ensure dust gathering arrester and rib sealing; The end of described conical section is provided with bearing, and the internal diameter of described bearing is identical with the external diameter of drilling rod, to ensure that sealing time bearing rotates with drilling rod.
The lower end of described negative pressure shape apparatus for converting communicates with dedusting tank by dust discharge flexible pipe.
Described gravity settling chamber be arranged on atomization mechanism under.
Compared with prior art, the utility model at least has following beneficial effect: the utility model is provided with dust gathering arrester on rib, atomization mechanism is installed on dust gathering arrester, gravity settling chamber, and row immersed tube road, described dust discharge pipeline is connected with dedusting tank, drilling rod gos deep into rib after running through dust gathering arrester, like this, in the process of drilling at drilling rod, the dust producing directly enters in dust gathering arrester, enter into dust in dust gathering arrester under the effect of atomization mechanism, be bonded to bulky grain coal dust, under Action of Gravity Field, directly enter into gravitational settling indoor, the small particle diameter coal dust that is not bonded to bulky grain coal dust is washed off by arranging after immersed tube road enters in tank, so, the utility model dust collection device for dry drilling has protected that workman's is healthy well, eliminate the potential safety hazard that the dust of drilling brings.
Brief description of the drawings
To the Reference numeral in the accompanying drawing relating in patent application and figure be described as:
Fig. 1 is structural representation of the present utility model;
In figure: 1-dust gathering arrester, 2-dust discharge pipeline, 3-negative pressure shape apparatus for converting, 4-dust discharge flexible pipe, 5-dedusting tank, 6-drilling rod, 7-bearing, 8-seals soft circle, 9-dust gathering arrester fastening devices, 10-rib fixture, 11-air inlet port, 12-gas chamber, 13-taper gas outlet, 14-gravity settling chamber, 15-boring, 16-negative pressure chamber, 17-rib, 18-water inlet, 19-fog-spray nozzle.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model will be further described:
As shown in drawings, the utility model comprises dust gathering arrester 1, atomization mechanism, gravity settling chamber 14, dust discharge pipeline 2, negative pressure shape apparatus for converting 3, and dedusting tank 5; Dust gathering arrester 1, for cylindrical portions and the conical section of inner chamber sealing combine, is provided with the soft circle 8 of sealing at the leading section of cylindrical portions, seals soft circle 8 and can make dust gathering arrester 1 and rib groove fit tightly, and ensures sealing; Conical section end is provided with bearing 7, and bearing 7 internal diameters are identical with drilling rod 6 external diameters, to ensure that sealing time bearing 7 can rotate with drilling rod 6; Outside dust gathering arrester 1 cylindrical portions, both sides are provided with dust gathering arrester fastening devices 9, and dust gathering arrester fastening devices 9 is fixing by rib fixture 10.
In dust gathering arrester 1 cylindrical portions top, front position is provided with described atomization mechanism, and this atomization mechanism comprises water inlet 18 and be deep into the fog-spray nozzle 19 in dust gathering arrester, and cylindrical portions bottom is provided with described gravity settling chamber 14, for collecting the bulky grain coal dust of bonding; Described gravity settling chamber be positioned at fog-spray nozzle 19 under, dust gathering arrester 1 cylindrical portions lower end is provided with opening and is connected with dust discharge pipeline 2 upper ends, dust discharge pipeline 2 lower ends are connected with negative pressure shape apparatus for converting 3 tops, and with suction small particle diameter dust, negative pressure shape apparatus for converting 3 lower ends are connected with dust discharge flexible pipe 4.
Negative pressure shape apparatus for converting 3 is made up of the negative pressure chamber 16 of air inlet port 11, gas chamber 12, taper gas outlet 13 and taper, when pressure-air is from air inlet port 11 enters gas chamber 12, by taper gas outlet 13 ejection downwards fast, because taper gas outlet 13 is designed to taper, its inlet diameter is greater than outlet diameter, high pressure gas cognition sprays from gas outlet 13 with higher speed, and forms negative pressuren zone at gas outlet 13 surrounding spaces and negative pressure chamber 16.The big dust particle that enters dust gathering arrester 1 bonding after spraying overcomes air-flow draw and directly falls into gravity settling chamber 14 under Action of Gravity Field, small particle diameter dust is attracted downwards to dust discharge flexible pipe 4 by dust discharge pipeline 2, the other end of dust discharge flexible pipe 4 directly communicates with the dedusting tank 5 of dress water, and the dust that air-flow carries cleans postprecipitation in tank by dedusting tank 5.
The course of work:
(1) at the rib place of drilling cutter one circular groove identical with dust gathering arrester 1 cylindrical portions diameter;
(2) drilling rod 6 of drilling is passed from the bearing 7 of dust gathering arrester 1 conical section end, dust gathering arrester 1 front end is placed in rib groove with the part of the soft circle 8 of sealing, utilize dust gathering arrester fastening devices 9, by rib fixture 10, dust gathering arrester 1 is fixed, and ensure dust gathering arrester 1 front end and rib sealing;
(3) dust discharge pipeline 2, negative pressure shape apparatus for converting 3, dust discharge flexible pipe 3, dedusting tank 5 are installed and connected successively, and press the air intake 11 of wind and negative pressure shape apparatus for converting 3 to join down-hole, down-hole water pipe and water inlet 18 join;
(4) drill after beginning, open respectively and press wind and aqueduct valve, the dust of discharging of drilling directly enters in dust gathering arrester 1, wherein under Action of Gravity Field, directly fall into gravity settling chamber 14 through the big dust particle of water smoke bonding, under the negative pressure that small particle diameter dust produces at negative pressure shape apparatus for converting 3, be inhaled into dust discharge flexible pipe 4, then clean postprecipitation in tank through dedusting tank 5.
The beneficial effects of the utility model are: this device and method can better carry out down-hole dry drilling dedusting; protection workman is healthy, the potential safety hazard that dust brings is drilled in elimination; and this installation cost is low, dedusting is efficient, volume is little, quality is light, application is convenient.
Claims (10)
1. a dust collection device for dry drilling, it is characterized in that: comprise dust gathering arrester (1), atomization mechanism, gravity settling chamber (14) are installed on this dust gathering arrester (1), and dust discharge pipeline (2), the lower end of described dust discharge pipeline is connected with dedusting tank (5), in described dust gathering arrester (1), be penetrated with drilling rod (6), this drilling rod (6) gos deep in rib after running through dust gathering arrester (1), the direction of the bearing of trend of described dust gathering arrester and drilling rod boring is consistent, and described atomization mechanism and gravity settling chamber lay respectively at the both sides of dust gathering arrester.
2. a kind of dust collection device for dry drilling according to claim 1, it is characterized in that: described dust discharge pipeline (2) is connected with dedusting tank (5) by negative pressure shape apparatus for converting (3), described negative pressure shape apparatus for converting comprises gas chamber (12) and negative pressure chamber (16), one side of described gas chamber is provided with the air intake (11) of pressing wind facies to connect with down-hole, and described gas chamber is communicated with by taper gas outlet (13) with negative pressure chamber.
3. a kind of dust collection device for dry drilling according to claim 2, it is characterized in that: on the interface of described gas chamber and negative pressure chamber, be evenly distributed with multiple tapers gas outlet, described taper gas outlet is larger towards a side bore of gas chamber, less towards the bore of negative pressure chamber's one side.
4. according to a kind of dust collection device for dry drilling described in claim 2 or 3, it is characterized in that: described negative pressure chamber is up big and down small funnel-shaped structure, the lower end of this negative pressure chamber is tubular structure.
5. according to a kind of dust collection device for dry drilling described in claim 2 or 3, it is characterized in that: described dust discharge pipeline is deep in negative pressure shape apparatus for converting, and dust discharge pipeline is communicated with negative pressure chamber.
6. a kind of dust collection device for dry drilling according to claim 1, it is characterized in that: described atomization mechanism comprises fog-spray nozzle (19) and water inlet (18), described fog-spray nozzle extends in dust gathering arrester, and described water inlet is connected with down-hole water pipe.
7. a kind of dust collection device for dry drilling according to claim 1, it is characterized in that: on described rib, be provided with rib fixture (10), described dust gathering arrester (1) is fixedly connected with rib fixture (10) by dust gathering arrester fastening devices (9), thereby dust gathering arrester (1) is fixedly mounted on rib (17).
8. a kind of dust collection device for dry drilling according to claim 1, it is characterized in that: described dust gathering arrester is made up of cylindrical portions and conical section two parts, described cylindrical portions front end is provided with the soft circle of sealing (8), to ensure dust gathering arrester and rib sealing; The end of described conical section is provided with bearing (7), and the internal diameter of described bearing (7) is identical with the external diameter of drilling rod (6), to ensure that sealing time bearing (7) rotates with drilling rod (6).
9. a kind of dust collection device for dry drilling according to claim 1, is characterized in that: the lower end of described negative pressure shape apparatus for converting (3) communicates with dedusting tank (5) by dust discharge flexible pipe (4).
10. a kind of dust collection device for dry drilling according to claim 1, is characterized in that: described gravity settling chamber be arranged on atomization mechanism under.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288541.4U CN203879428U (en) | 2014-05-30 | 2014-05-30 | Dry-type drilling and dust removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288541.4U CN203879428U (en) | 2014-05-30 | 2014-05-30 | Dry-type drilling and dust removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203879428U true CN203879428U (en) | 2014-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288541.4U Expired - Lifetime CN203879428U (en) | 2014-05-30 | 2014-05-30 | Dry-type drilling and dust removing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203879428U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003216A (en) * | 2015-08-11 | 2015-10-28 | 煤炭科学技术研究院有限公司 | Orifice dust remover |
| CN107201882A (en) * | 2017-07-19 | 2017-09-26 | 平安煤炭开采工程技术研究院有限责任公司 | The dust pelletizing system that drills and mine drilling system |
| CN105781456B (en) * | 2016-03-15 | 2018-04-13 | 泰安泰烁岩层控制科技有限公司 | Hand-held jumbolter dry drilling dust collector and dust removal method |
| CN108086931A (en) * | 2018-02-05 | 2018-05-29 | 重庆市地质矿产勘查开发局208水文地质工程地质队（重庆市地质灾害防治工程勘查设计院） | Well head dust collector for drilling equipment |
| CN108150119A (en) * | 2018-01-18 | 2018-06-12 | 徐州赛孚瑞科高分子材料有限公司 | A kind of mining drill orifice dry filter dust pelletizing system |
| CN108266141A (en) * | 2018-01-25 | 2018-07-10 | 中国矿业大学 | Mining-drilling machine and its dust hood and dust-extraction unit |
| CN109025864A (en) * | 2018-08-16 | 2018-12-18 | 中煤科工集团重庆研究院有限公司 | The dust pelletizing system and its dust removal method of drilling non-circulating drilling |
| CN109047187A (en) * | 2018-10-26 | 2018-12-21 | 中国工程物理研究院激光聚变研究中心 | A kind of laser cleaning head and laser cleaning system |
| CN109719611A (en) * | 2019-01-17 | 2019-05-07 | 天长市恒鑫机电设备有限公司 | A kind of wire drawing die attrition process dust-extraction unit |
| CN110029952A (en) * | 2019-05-29 | 2019-07-19 | 中国矿业大学(北京) | Cleaner for the drilling of soft rock tunnel country rock dry method |
| CN112647873A (en) * | 2020-12-22 | 2021-04-13 | 煤炭科学技术研究院有限公司 | Slag discharging device and drilling machine |
| CN114412393A (en) * | 2022-01-06 | 2022-04-29 | 淮北矿业股份有限公司 | Dry-wet slag discharging device for drilling holes in bottom plate |
-
2014
- 2014-05-30 CN CN201420288541.4U patent/CN203879428U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003216A (en) * | 2015-08-11 | 2015-10-28 | 煤炭科学技术研究院有限公司 | Orifice dust remover |
| CN105781456B (en) * | 2016-03-15 | 2018-04-13 | 泰安泰烁岩层控制科技有限公司 | Hand-held jumbolter dry drilling dust collector and dust removal method |
| CN107201882A (en) * | 2017-07-19 | 2017-09-26 | 平安煤炭开采工程技术研究院有限责任公司 | The dust pelletizing system that drills and mine drilling system |
| CN108150119B (en) * | 2018-01-18 | 2020-08-04 | 徐州赛孚瑞科高分子材料有限公司 | Dry type filtering and dust removing system for mining drilling hole |
| CN108150119A (en) * | 2018-01-18 | 2018-06-12 | 徐州赛孚瑞科高分子材料有限公司 | A kind of mining drill orifice dry filter dust pelletizing system |
| RU2728623C1 (en) * | 2018-01-25 | 2020-07-30 | Чайна Юниверсити Оф Майнинг Энд Текнолоджи | Drilling rig and dust suction cup, as well as device for dust removal for them |
| AU2018404625B2 (en) * | 2018-01-25 | 2021-03-11 | China University Of Mining And Technology | Mining drill and dust suction cover therefor, and dust removal device |
| US10895120B2 (en) | 2018-01-25 | 2021-01-19 | China University Of Mining And Technology | Mine drill, dust suction hood and dust removal device thereof |
| CN108266141A (en) * | 2018-01-25 | 2018-07-10 | 中国矿业大学 | Mining-drilling machine and its dust hood and dust-extraction unit |
| WO2019144662A1 (en) * | 2018-01-25 | 2019-08-01 | 中国矿业大学 | Mining drill and dust suction cover therefor, and dust removal device |
| CN108086931A (en) * | 2018-02-05 | 2018-05-29 | 重庆市地质矿产勘查开发局208水文地质工程地质队（重庆市地质灾害防治工程勘查设计院） | Well head dust collector for drilling equipment |
| CN109025864A (en) * | 2018-08-16 | 2018-12-18 | 中煤科工集团重庆研究院有限公司 | The dust pelletizing system and its dust removal method of drilling non-circulating drilling |
| CN109047187A (en) * | 2018-10-26 | 2018-12-21 | 中国工程物理研究院激光聚变研究中心 | A kind of laser cleaning head and laser cleaning system |
| CN109719611B (en) * | 2019-01-17 | 2020-04-17 | 天长市恒鑫机电设备有限公司 | Dust collector is used in wire drawing die grinding process |
| CN109719611A (en) * | 2019-01-17 | 2019-05-07 | 天长市恒鑫机电设备有限公司 | A kind of wire drawing die attrition process dust-extraction unit |
| CN110029952A (en) * | 2019-05-29 | 2019-07-19 | 中国矿业大学(北京) | Cleaner for the drilling of soft rock tunnel country rock dry method |
| CN112647873A (en) * | 2020-12-22 | 2021-04-13 | 煤炭科学技术研究院有限公司 | Slag discharging device and drilling machine |
| CN114412393A (en) * | 2022-01-06 | 2022-04-29 | 淮北矿业股份有限公司 | Dry-wet slag discharging device for drilling holes in bottom plate |
| CN114412393B (en) * | 2022-01-06 | 2023-08-22 | 淮北矿业股份有限公司 | Dry and wet dual-purpose slag discharging device for drilling holes on bottom plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |