CN103362465A - Mine compressed air self-negative-pressure orifice dust removing device - Google Patents
Mine compressed air self-negative-pressure orifice dust removing device Download PDFInfo
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- CN103362465A CN103362465A CN2013103330920A CN201310333092A CN103362465A CN 103362465 A CN103362465 A CN 103362465A CN 2013103330920 A CN2013103330920 A CN 2013103330920A CN 201310333092 A CN201310333092 A CN 201310333092A CN 103362465 A CN103362465 A CN 103362465A
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Abstract
The invention relates to a dust removing device, in particular to a mine compressed air self-negative-pressure orifice dust removing device, which can remove the produced dust during coal seam gas drainage drilling and gas emission drilling. The dust removing device comprises a dust collection cavity, a dust absorption cavity, a dust fall pipeline and a dust removing component, wherein the dust absorption cavity is arranged below the dust collection cavity; the dust fall pipeline is arranged below the dust absorption cavity; the dust removing component is connected to the tail end of the dust fall pipeline; the dust fall pipeline is connected with a high-pressure air pipe; the tail end of the high-pressure air pipe is connected with a mine compressed air system; mine compressed air enters the dust fall pipeline with static pressure water through the high-pressure air pipe; since the air velocity of the compressed air is high, the static pressure water is fully atomized; but when the compressed air is blown to the dust removing component through the dust fall pipeline, negative pressure is formed in the upper space of the dust fall pipeline and in the dust absorption cavity, so that all the dust collected in the dust collection cavity is fully absorbed into the dust removing component; and the dust removing device has the advantages of simple structure, convenience in mounting and use, good dust removing effect and no potential safety hazard.
Description
Technical field
The present invention relates to a kind of dust arrester, relate in particular to a kind ofly when coal bed gas drainage boring and drawing-off gas are holed, can remove the mine compressed air of the dust that produces from negative pressure drilling hole dust collector device.
Background technology
In process of coal mining, especially can produce the shape pulverized coal particle that swims in a large number during drilling construction, cause job site dust from flying, low visibility, for coal production is brought potential safety hazard; A large amount of pulverized coal particles is very easily assembled in drill rig components in addition, and the drilling equipment fault rate is raise, and application life and safety reduce; Simultaneously, the pulverized coal particle micronic dust suspends in air, very easily is drawn in the lung by the people, and field personnel healthy brought very big harm.Existing mine bores mostly complex structure of mouthful dust arrester, inconvenience is installed and used in the down-hole, efficiency of dust collection is low, dust removing effects is bad, in addition, China's coal-bed gas concentration is higher, and an existing brill mouthful dust arrester uses the power load pressure fan as the exhausting parts usually, when the switch dust arrester, may produce electric spark, cause existing great potential safety hazard.
Summary of the invention
Purpose of the present invention is exactly to bore a mouthful dust arrester complex structure in order to overcome existing mine, install and use inconvenience, dust removing effects is bad, use the power load pressure fan to do the deficiency that the exhausting parts cause existing potential safety hazard, thereby press wind to produce negative pressure and provide a kind of simple in structure, easy to install, good dedusting effect, the original compressed-air system of use mine to provide, without the mine compressed air of potential safety hazard from negative pressure drilling hole dust collector device.
The technical solution used in the present invention is:
A kind of mine compressed air is from negative pressure drilling hole dust collector device, comprise dust-collecting cavity, be installed in dust-collecting cavity below vacuum chamber, be installed in the depositing dust pipeline of vacuum chamber below and be connected to the dedusting parts of depositing dust pipeline end, be connected with a high-pressure air hose on the described depositing dust pipeline, the end of high-pressure air hose connects the mine compressed air system.
Described high-pressure air hose is installed on the center of an end end face opposite with the dedusting parts on the depositing dust pipeline.
Middle part, described dust-collecting cavity front offers a drilling rod and penetrates the hole, and the back side is without the chamber wall, and end face is provided with an extraction pipeline access port, and the bottom surface offers a connector, and dust-collecting cavity is connected with vacuum chamber by connector.
Described vacuum chamber is cylinder-like structure, and the cylinder upper end is fixedly mounted on the connector of dust-collecting cavity bottom surface, and the cylinder lower end is fixedly mounted on the end face of depositing dust pipeline.
Described vacuum chamber is funnel-shaped structure, and the larger opening in vacuum chamber top is installed on the bottom surface of dust-collecting cavity, and vacuum chamber below smaller opening is fixedly mounted on the end face of depositing dust pipeline.
Described depositing dust pipeline end face is provided with a connector, the depositing dust pipeline is connected with the vacuum chamber lower end by connector, and depositing dust pipeline one end is connected with the dedusting parts, other end sealing, middle part at Closed End is provided with a through hole in the position on the lower side, and high-pressure air hose is connected in the depositing dust pipeline by through hole.
Beneficial effect of the present invention is:
1. compared with prior art, mine compressed air provided by the invention is simple from negative pressure drilling hole dust collector apparatus structure, easy to install, only need to be with the dust-collecting cavity opening towards rib during underground work, clip is contained on the rib, drilling rod is penetrated the hole from drilling rod penetrate, connect methane gas extraction pipeline at extraction pipeline access port, the through hole that the high-pressure air hose that will be connected at last the mine compressed air system is connected on the depositing dust pipeline can realize boring a mouthful dedusting;
2. thereby mine compressed air provided by the invention uses the original compressed-air system of mine to provide pressure wind to produce negative pressure from negative pressure drilling hole dust collector device, does not use the devices such as motor, thereby has avoided because the potential safety hazard that the start and stop of motor produce;
3. dust-collecting cavity adopts the cavity spiral-lock of sealing on the rib that bores mouthful place, and the dust that produces during boring is directly taken in by dust-collecting cavity, and coal dust can not fly away everywhere, and the control of dust ability is strong, good dedusting effect;
4. because providing to press in the wind, the original compressed-air system of employed mine added static pressure water; when pressing wind to enter at a high speed the depositing dust pipeline from high-pressure air hose; that entrained static pressure water fully atomizes; in the depositing dust pipeline, dust is effectively infiltrated; particularly reduce the possibility that respirable dust flies away; final so that dust removing effects is improved, and then reaches the healthy purpose of protection underground work personnel.
In a word, the present invention has simple in structure, and is easy to install, and good dedusting effect is without the advantage of potential safety hazard.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Among the figure: 1, dust-collecting cavity; 2, vacuum chamber; 3, depositing dust pipeline; 4, dedusting parts; 5, high-pressure air hose; 6, mine compressed air system; 7, drilling rod penetrates the hole; 8, extraction pipeline access port.
The specific embodiment
Core of the present invention provides a kind of all kinds boring in the ore deposit that is applicable to, be particularly useful for the simple in structure of coal bed gas drainage boring and drawing-off gas boring dedusting, easy to install, good dedusting effect, without the mine compressed air of potential safety hazard from negative pressure drilling hole dust collector device.
Below in conjunction with accompanying drawing content of the present invention is described further:
Embodiment 1: as shown in Figure 1, a kind of mine compressed air is from negative pressure drilling hole dust collector device, comprise a square dust-collecting cavity 1, the positive middle part of dust-collecting cavity 1 has a drilling rod and penetrates hole 7, the back side is without the chamber wall, end face is provided with an extraction pipeline access port 8, the bottom surface has a connector, be connected with the upper end open place of cylindric vacuum chamber 2 by connector, vacuum chamber 2 bottoms are fixedly mounted on the connector that the end face of depositing dust pipeline 3 offers, depositing dust pipeline 3 one ends are connected with dedusting parts 4, after the other end sealing, be provided with a through hole in the center of Closed End, high-pressure air hose 5 is connected in the depositing dust pipeline 3 by through hole, the other end of high-pressure air hose 5 connects mine compressed air system 6.
During concrete the use, first with dust-collecting cavity 1 opening towards rib, clip is contained on the rib, drilling rod is penetrated hole 7 from drilling rod to be penetrated, connect methane gas extraction pipeline at extraction pipeline access port 8, to be connected at last the through hole that the high-pressure air hose 5 of mine compressed air system 6 is connected on the depositing dust pipeline 3 gets final product, mine compressed air carries static pressure water and enters into depositing dust pipeline 3 by high-pressure air hose 5, owing to press the wind wind speed high, so that static pressure water fully atomizes, and when pressing wind to blow to dedusting parts 4 by depositing dust pipeline 3, can form negative pressure at depositing dust pipeline 3 upper spaces, because law of connected vessels, connector by depositing dust pipeline 3 end faces is at vacuum chamber 2 interior formation negative pressuren zones, so that the dust of dust-collecting cavity 1 interior collection all is inhaled into dedusting parts 4, dust can fully be infiltrated by atomizing static pressure water wherein in by depositing dust pipeline 3, so that dust enters easier separated removing behind the dedusting parts 4.
Embodiment 2: as shown in Figure 2, be that with the difference of embodiment 1 connector that described dust-collecting cavity 1 bottom surface is offered accounts for the entire area of dust-collecting cavity 1 bottom surface, be that dust-collecting cavity 1 bottom surface is without the chamber wall, described vacuum chamber 2 is the cavity of sealing around the funnel-form, the larger opening in vacuum chamber 2 tops is identical with dust-collecting cavity 1 base area, be installed on the frame of bottom surface of dust-collecting cavity 1, vacuum chamber 2 below smaller opening are fixedly mounted on the end face of depositing dust pipeline 3, miscellaneous part and connected mode are identical with embodiment 1, no longer repeat.
Can be found out by the above specific embodiment, mine compressed air provided by the invention from negative pressure drilling hole dust collector device compared with prior art, simple in structure, easy to install, only need to be with dust-collecting cavity 1 opening towards rib during underground work, clip is contained on the rib, drilling rod is penetrated hole 7 from drilling rod penetrate, connect methane gas extraction pipeline at extraction pipeline access port 8, the through hole that the high-pressure air hose 5 that will be connected at last mine compressed air system 6 is connected on the depositing dust pipeline 3 can realize boring a mouthful dedusting; Thereby mine compressed air provided by the invention uses the original compressed-air system of mine to provide from negative pressure drilling hole dust collector device and presses wind to produce negative pressure, do not use the devices such as motor, thereby has avoided because the potential safety hazard that the start and stop of motor produce; Dust-collecting cavity 1 adopts the cavity spiral-lock of sealing on the rib that bores mouthful place, and the dust that produces during boring is directly taken in by dust-collecting cavity 1, and coal dust can not fly away everywhere, and the control of dust ability is strong, good dedusting effect; Because providing to press in the wind, the original compressed-air system of employed mine added static pressure water; when pressing wind to enter depositing dust pipeline 3 at a high speed from high-pressure air hose 5; that entrained static pressure water fully atomizes; in depositing dust pipeline 3, dust is effectively infiltrated; particularly reduce the possibility that respirable dust flies away; final so that dust removing effects is improved, and then reaches the healthy purpose of protection underground work personnel.In a word, the present invention has simple in structure, and is easy to install, and good dedusting effect is without the advantage of potential safety hazard.
Claims (6)
1. a mine compressed air is from negative pressure drilling hole dust collector device, comprise dust-collecting cavity (1), be installed in dust-collecting cavity (1) below vacuum chamber (2), be installed in the depositing dust pipeline (3) of vacuum chamber (2) below and be connected to the terminal dedusting parts (4) of depositing dust pipeline (3), it is characterized in that: be connected with a high-pressure air hose (5) on the described depositing dust pipeline (3), the end of high-pressure air hose (5) connects mine compressed air system (6).
2. mine compressed air according to claim 1 is characterized in that from negative pressure drilling hole dust collector device: described high-pressure air hose (5) is installed on the center of an end end face opposite with dedusting parts (4) on the depositing dust pipeline (3).
3. mine compressed air according to claim 1 is from negative pressure drilling hole dust collector device, it is characterized in that: the positive middle part of described dust-collecting cavity (1) offers a drilling rod and penetrates hole (7), the back side is without the chamber wall, end face is provided with an extraction pipeline access port (8), the bottom surface offers a connector, and dust-collecting cavity (1) is connected with vacuum chamber (2) by connector.
4. mine compressed air according to claim 1 is from negative pressure drilling hole dust collector device, it is characterized in that: described vacuum chamber (2) is cylinder-like structure, the cylinder upper end is fixedly mounted on the connector of dust-collecting cavity (1) bottom surface, and the cylinder lower end is fixedly mounted on the end face of depositing dust pipeline (3).
5. mine compressed air according to claim 1 is from negative pressure drilling hole dust collector device, it is characterized in that: described vacuum chamber (2) is funnel-shaped structure, the larger opening in vacuum chamber (2) top is installed on the bottom surface of dust-collecting cavity (1), and vacuum chamber (2) below smaller opening is fixedly mounted on the end face of depositing dust pipeline (3).
6. mine compressed air according to claim 1 is from negative pressure drilling hole dust collector device, it is characterized in that: described depositing dust pipeline (3) end face is provided with a connector, depositing dust pipeline (3) is connected with vacuum chamber (2) lower end by connector, depositing dust pipeline (3) one ends are connected with dedusting parts (4), other end sealing, middle part at Closed End is provided with a through hole in the position on the lower side, and high-pressure air hose (5) is connected in the depositing dust pipeline (3) by through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103330920A CN103362465A (en) | 2013-08-02 | 2013-08-02 | Mine compressed air self-negative-pressure orifice dust removing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103330920A CN103362465A (en) | 2013-08-02 | 2013-08-02 | Mine compressed air self-negative-pressure orifice dust removing device |
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| CN103362465A true CN103362465A (en) | 2013-10-23 |
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| CN2013103330920A Pending CN103362465A (en) | 2013-08-02 | 2013-08-02 | Mine compressed air self-negative-pressure orifice dust removing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387001A (en) * | 2017-08-24 | 2017-11-24 | 中国石油集团西部钻探工程有限公司 | Gas drilling landwaste water bath dust collector |
| CN109025864A (en) * | 2018-08-16 | 2018-12-18 | 中煤科工集团重庆研究院有限公司 | Dust removal system and dust removal method for dry drilling |
| CN110748376A (en) * | 2019-12-10 | 2020-02-04 | 株洲天桥舜臣选煤机械有限责任公司 | Mine dust fall mechanism |
| CN111622800A (en) * | 2020-04-24 | 2020-09-04 | 淮北矿业股份有限公司 | Blowout prevention and dust removal material conveying device for mine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3924696A (en) * | 1971-09-08 | 1975-12-09 | Atlas Copco Ab | Method and device for dust collecting air-flushed rock drilling |
| CN102877803A (en) * | 2012-06-18 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Negative pressure drilling dust removal device |
| CN202788692U (en) * | 2012-09-24 | 2013-03-13 | 任花鹏 | Drill dedusting device |
| CN103195379A (en) * | 2013-03-28 | 2013-07-10 | 青岛达邦钻机有限责任公司 | Drilling machine wet type powder exhaust device and application thereof |
| CN203430449U (en) * | 2013-08-02 | 2014-02-12 | 焦作市长海机械科技有限公司 | Mine air compression negative pressure self-generating orifice dust collection device |
-
2013
- 2013-08-02 CN CN2013103330920A patent/CN103362465A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3924696A (en) * | 1971-09-08 | 1975-12-09 | Atlas Copco Ab | Method and device for dust collecting air-flushed rock drilling |
| CN102877803A (en) * | 2012-06-18 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Negative pressure drilling dust removal device |
| CN202788692U (en) * | 2012-09-24 | 2013-03-13 | 任花鹏 | Drill dedusting device |
| CN103195379A (en) * | 2013-03-28 | 2013-07-10 | 青岛达邦钻机有限责任公司 | Drilling machine wet type powder exhaust device and application thereof |
| CN203430449U (en) * | 2013-08-02 | 2014-02-12 | 焦作市长海机械科技有限公司 | Mine air compression negative pressure self-generating orifice dust collection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387001A (en) * | 2017-08-24 | 2017-11-24 | 中国石油集团西部钻探工程有限公司 | Gas drilling landwaste water bath dust collector |
| CN109025864A (en) * | 2018-08-16 | 2018-12-18 | 中煤科工集团重庆研究院有限公司 | Dust removal system and dust removal method for dry drilling |
| CN110748376A (en) * | 2019-12-10 | 2020-02-04 | 株洲天桥舜臣选煤机械有限责任公司 | Mine dust fall mechanism |
| CN111622800A (en) * | 2020-04-24 | 2020-09-04 | 淮北矿业股份有限公司 | Blowout prevention and dust removal material conveying device for mine |
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Application publication date: 20131023 |
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