CN204532408U - The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface - Google Patents
The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface Download PDFInfo
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- CN204532408U CN204532408U CN201520124038.XU CN201520124038U CN204532408U CN 204532408 U CN204532408 U CN 204532408U CN 201520124038 U CN201520124038 U CN 201520124038U CN 204532408 U CN204532408 U CN 204532408U
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- dustfall agent
- shower nozzle
- main body
- body cover
- pressed gas
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Abstract
The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface, comprise main body cover and two pieces hanging ring, also comprise air inlet injection horn mouth, isolation housing, dustfall agent adds mouth, pressed gas injection shower nozzle and press water shower nozzle, the bell-mouthed slot end of air inlet injection is arranged on a port of main body cover, isolation housing is that two-port place is equipped with the bell-mouthed cylinder housing of the type of extending out, isolation housing is loaded in main body cover inner chamber, and be connected with the inwall of main body cover and form dustfall agent apotheca, dustfall agent adds mouth and is arranged on main body cover, and be connected with dustfall agent apotheca, pressed gas injection shower nozzle and press water shower nozzle are installed on main body cover and isolation housing, and its shower nozzle part is all positioned in isolation housing cavity near the bell-mouthed side of air inlet injection.Its advantage is, significantly can reduce the dust concentration of channel of coal mining working surface return, also doublely can make the tapping equipment of colliery Gas Accumulation in Upper-Corner by Pulsed, improve coal mine working environment well.
Description
Technical field
The utility model relates to a kind of device for reducing dust, particularly the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface.
Background technology
At present, the return dust concentration of the getting working face in domestic all collieries is difficult to be up to state standards mostly.Dust due to return is difficult to control, and seriously pollutes the operating environment in coal mine return air tunnel; Workers with long time works in such a case, easily causes the generation of pneumoconiosis, and in addition, if tunnel is rinsed occur that coal dust accumulates not in time, also have the major safety risks of coal-dust explosion, therefore the dust Control of coal mine return air stream is domestic technical barrier always.And current domestic all collieries generally adopt purification water curtain depositing dust for many years, but because the water supply volume of water curtain is large, easily cause tunnel ponding, the maintenance of the safety work environment that impact is clean, therefore produce in actual production process can not Chang Kaishui curtain in the process of a large amount of dust.On the other hand, even if open water curtain for a long time, but there is tension force due to the water surface of water curtain dust fall, there is oiliness in coal dust surface, the water of water curtain is difficult to flutter grasps dust, and test shows, the particulate of dust is more little more difficultly catches, and the dust that particulate is less causes the danger of pneumoconiosis larger.Be more than the deficiencies in the prior art.
Utility model content
The purpose of this utility model is: design the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface, this device for reducing dust can improve the operating environment of return aircourse, the dust concentration of channel of coal mining working surface return can be reduced, particularly the concentration of respirable dust in return, avoids dust explosion accident to occur.
The purpose of this utility model can be realized by following technical proposals:
The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface, comprise main body cover and two pieces hanging ring, described two pieces hanging ring is symmetricly set on the end positions on main body cover, it is characterized in that: also comprise air inlet injection horn mouth, isolation housing, dustfall agent adds mouth, pressed gas injection shower nozzle and press water shower nozzle, the bell-mouthed slot end of described air inlet injection is arranged on a port of main body cover, isolation housing is that two-port place is equipped with the bell-mouthed cylinder housing of the type of extending out, isolation housing is loaded in main body cover inner chamber, and be connected with the inwall of main body cover and form dustfall agent apotheca, dustfall agent adds mouth and is arranged on main body cover, and be connected with dustfall agent apotheca, pressed gas injection shower nozzle is arranged on main body cover and isolation housing, and its shower nozzle part is positioned near the bell-mouthed side of air inlet injection in isolation housing cavity, and is connected with dustfall agent apotheca, and its connecting pipe part is connected with ambient pressure gas source pipe, press water shower nozzle is arranged on main body cover and isolation housing, its shower nozzle part is positioned in isolation housing cavity near the bell-mouthed side of air inlet injection, and being located at the rear that pressed gas injection shower nozzle showerhead divides, its connecting pipe part is connected with ambient pressure water pipeline.
Pressed gas injection shower nozzle described in the utility model is made up of shower nozzle part and connecting pipe part, described shower nozzle part is by dustfall agent suction chamber, pressed gas cavity volume forms, described connecting pipe part is by pressure gas source tube connector, pressure gas source control valve and dustfall agent suction pipe composition, dustfall agent suction chamber is the enclosed shape cavity that front end is provided with dustfall agent ejiction opening, pressed gas cavity volume is the enclosed shape cavity that front end is provided with pressed gas ejiction opening, pressed gas cavity volume is arranged in dustfall agent suction chamber, the front end of its pressed gas ejiction opening extends to the dustfall agent ejiction opening place of dustfall agent suction chamber, pressure gas source tube connector is through dustfall agent suction chamber roof, be connected with pressed gas cavity volume, pressure gas source control valve is arranged on pressure gas source tube connector, dustfall agent suction pipe one end is connected with dustfall agent suction chamber, the other end is connected with dustfall agent apotheca.
The front end of dustfall agent suction chamber described in the utility model is the outside toroidal of slot, and its dustfall agent ejiction opening is arranged on the slot place of dustfall agent suction chamber front speaker mouth.
The utility model, in the connecting pipe part of press water shower nozzle, is provided with pressure water source control valve.
The utility model has the advantages that: the dust concentration that significantly can reduce channel of coal mining working surface return, the particularly concentration of respirable dust in return, solve the dust overrun issues of channel of coal mining working surface return, purify the outgoing airflow of channel of coal mining working surface; In addition, the tapping equipment of colliery Gas Accumulation in Upper-Corner by Pulsed can also doublely be made; Therefore, the distinguished and admirable atomizing dust removing device of this channel of coal mining working surface can improve the operating environment of the job sites such as return aircourse effectively, avoid the generation of coal worker's pneumoconiosis disease, ensure the safety in production of coal mine, stop gas, dust explosion accident causes casualties and tremendous economic is lost.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is that the A-A line after removing dustfall agent interpolation mouth 15 in Fig. 1 is analysed and observe;
Fig. 3 is the structure for amplifying schematic diagram of pressed gas injection shower nozzle.
In figure: 5. ejection cavity; 6. pressed gas, dustfall agent, aqueous jet chamber; 20. diffusion chambers.
Detailed description of the invention
As Figure 1-3, the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface, comprise main body cover 9 and two pieces hanging ring 10, described two pieces hanging ring 10 is symmetricly set on the end positions on main body cover 9, it is characterized in that: also comprise air inlet injection horn mouth 4, isolation housing 8, dustfall agent adds mouth 15, pressed gas injection shower nozzle 3 and press water shower nozzle 7, the slot end of described air inlet injection horn mouth 4 is arranged on a port of main body cover 9, isolation housing 8 is equipped with the bell-mouthed cylinder housing of the type of extending out for two-port place, isolation housing 8 is loaded in main body cover 9 inner chamber, and be connected with the inwall of main body cover 9 and form dustfall agent apotheca 12, dustfall agent adds mouth 15 and is arranged on main body cover 9, and be connected with dustfall agent apotheca 12, pressed gas injection shower nozzle 3 is arranged on main body cover 9 and isolation housing 8, its shower nozzle part is positioned in isolation housing 8 inner chamber near the side of air inlet injection horn mouth 4, and be connected with dustfall agent apotheca 12, its connecting pipe part is connected with ambient pressure gas source pipe, press water shower nozzle 7 is arranged on main body cover 9 and isolation housing 8, its shower nozzle part is positioned in isolation housing 8 inner chamber near the side of air inlet injection horn mouth 4, and being located at the rear of pressed gas injection shower nozzle 3 shower nozzle part, its connecting pipe part 2 is connected with ambient pressure water pipeline.
As Figure 1-3, described pressed gas injection shower nozzle 3 is made up of shower nozzle part and connecting pipe part, described shower nozzle part is by dustfall agent suction chamber 16, pressed gas cavity volume 11 forms, described connecting pipe part is by pressure gas source tube connector 1, pressure gas source control valve 13 and dustfall agent suction pipe 14 form, dustfall agent suction chamber 16 is provided with the enclosed shape cavity of dustfall agent ejiction opening 18 for front end, pressed gas cavity volume 11 is provided with the enclosed shape cavity of pressed gas ejiction opening 19 for front end, pressed gas cavity volume 11 is arranged in dustfall agent suction chamber 16, the front end of its pressed gas ejiction opening 19 extends to dustfall agent ejiction opening 18 place of dustfall agent suction chamber 16, pressure gas source tube connector 1 is through dustfall agent suction chamber 16 roof, be connected with pressed gas cavity volume 11, pressure gas source control valve 13 is arranged on pressure gas source tube connector 1, dustfall agent suction pipe 14 one end is connected with dustfall agent suction chamber 16, the other end is connected with dustfall agent apotheca 12.The front end of described dustfall agent suction chamber 16 is the outside toroidal of slot, and its dustfall agent ejiction opening 18 is arranged on the slot place of dustfall agent suction chamber 16 front speaker mouth.In the connecting pipe part 2 of press water shower nozzle 7, be provided with pressure water source control valve 17.
The distinguished and admirable atomizing dust removing device of this channel of coal mining working surface, the inner chamber of isolation housing 8 is pressed gas, dustfall agent, aqueous jet chamber 6, isolation housing 8 is ejection cavity 5 near the inner chamber of the main body cover 9 of air inlet injection horn mouth 4 side, and isolation housing 8 is diffusion chamber 20 away from the inner chamber of the main body cover 9 of air inlet injection horn mouth 4 side; On this device, the port being provided with the main body cover 9 of air inlet injection horn mouth 4 is the air inlet port of device, and another port of main body cover 9 is the gas outlet of device.
The distinguished and admirable atomizing dust removing device of this channel of coal mining working surface in use, by the hanging of this device in the middle of the rib of the return aircourse of getting working face, apart from the position on about 0.3 meter, the top in tunnel, the return to work plane is met in the gas outlet (i.e. another port of main body cover 9) of device, after this device is by the pressure gas source tube connector 1 cut-in pressure source of the gas of pressed gas injection shower nozzle 3, pressed gas is sprayed by the pressed gas ejiction opening 19 of pressed gas cavity volume 11, negative pressure is produced in dustfall agent suction chamber 16 space, dustfall agent is made to be inhaled in dustfall agent suction chamber 16 by dustfall agent apotheca 12, then by dustfall agent suction chamber 16 front end injection, dustfall agent is sprayed by dustfall agent ejiction opening 18, is mixed in pressed gas stream after dustfall agent ejection, pressed gas is sprayed by pressed gas ejiction opening 19 simultaneously, also pressed gas is made, dustfall agent, aqueous jet chamber 6 is in the part cavity at pressed gas injection shower nozzle 3 rear, and produce negative pressure in ejection cavity 5, the gas of induction inspiration is drawn in device from the air inlet port (i.e. a port of main body cover 9) of device, and after ejection cavity 5 injection, flow into pressed gas, dustfall agent, in aqueous jet chamber 6, mix with the pressed gas stream containing dustfall agent, after the gas of induction inspiration and the pressed gas stream containing dustfall agent mix, spread through diffusion chamber 20, then go out from gas outlet (i.e. another port of the main body cover 9) high velocity jet of device, after opening pressure water source control valve 17, press water sprays from press water shower nozzle 7, and be mixed in the pressed gas stream containing dustfall agent immediately, the water curtain of at this moment press water shower nozzle 7 injection is under the pressed gas stream effect containing dustfall agent, the further crushing-type in water particle footpath of water curtain nebulizes ejection, and be covered with whole drift section, make water smoke and fully mixing containing dust return in getting working face return aircourse, under the effect of dustfall agent and water smoke, dust granules weight increases sharply, be deposited to the base plate in tunnel, reach the object of depositing dust, thus effectively control dust, the gas that colliery upper corner gathers can also be diluted simultaneously, the environment of purification job site, control coal dust, gas explosion accident occurs.
In the distinguished and admirable atomizing dust removing device use procedure of this channel of coal mining working surface, can according to on-site actual situations, by regulating the pressure gas source control valve 13 of pressed gas injection shower nozzle 3, the pressure water source control valve 17 of press water shower nozzle 7, adjusting air inflow quantity and inflow respectively, thus the object reaching the granular size regulating dustfall agent addition, water smoke, the movement velocity spraying water smoke.
Claims (4)
1. the distinguished and admirable atomizing dust removing device of channel of coal mining working surface, comprise main body cover (9) and two pieces hanging ring (10), described two pieces hanging ring (10) is symmetricly set on the end positions on main body cover (9), it is characterized in that: also comprise air inlet injection horn mouth (4), isolation housing (8), dustfall agent adds mouth (15), pressed gas injection shower nozzle (3) and press water shower nozzle (7), the slot end of described air inlet injection horn mouth (4) is arranged on a port of main body cover (9), isolation housing (8) is equipped with the bell-mouthed cylinder housing of the type of extending out for two-port place, isolation housing (8) is loaded in main body cover (9) inner chamber, and be connected with the inwall of main body cover (9) and form dustfall agent apotheca (12), dustfall agent adds mouth (15) and is arranged on main body cover (9), and be connected with dustfall agent apotheca (12), pressed gas injection shower nozzle (3) is arranged in main body cover (9) and isolation housing (8), its shower nozzle part is positioned in isolation housing (8) inner chamber near the side of air inlet injection horn mouth (4), and be connected with dustfall agent apotheca (12), its connecting pipe part is connected with ambient pressure gas source pipe, press water shower nozzle (7) is arranged in main body cover (9) and isolation housing (8), its shower nozzle part is positioned in isolation housing (8) inner chamber near the side of air inlet injection horn mouth (4), and being located at the rear of pressed gas injection shower nozzle (3) shower nozzle part, its connecting pipe part (2) is connected with ambient pressure water pipeline.
2. the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface according to claim 1, it is characterized in that: described pressed gas injection shower nozzle (3) is made up of shower nozzle part and connecting pipe part, described shower nozzle part is by dustfall agent suction chamber (16), pressed gas cavity volume (11) forms, described connecting pipe part is by pressure gas source tube connector (1), pressure gas source control valve (13) and dustfall agent suction pipe (14) composition, dustfall agent suction chamber (16) is provided with the enclosed shape cavity of dustfall agent ejiction opening (18) for front end, pressed gas cavity volume (11) is provided with the enclosed shape cavity of pressed gas ejiction opening (19) for front end, pressed gas cavity volume (11) is arranged in dustfall agent suction chamber (16), the front end of its pressed gas ejiction opening (19) extends to dustfall agent ejiction opening (18) place of dustfall agent suction chamber (16), pressure gas source tube connector (1) is through dustfall agent suction chamber (16) roof, be connected with pressed gas cavity volume (11), pressure gas source control valve (13) is arranged on pressure gas source tube connector (1), dustfall agent suction pipe (14) one end is connected with dustfall agent suction chamber (16), the other end is connected with dustfall agent apotheca (12).
3. the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface according to claim 2, it is characterized in that: the front end of described dustfall agent suction chamber (16) is the outside toroidal of slot, and its dustfall agent ejiction opening (18) is arranged on the slot place of dustfall agent suction chamber (16) front speaker mouth.
4. the distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface according to claim 1 and 2, is characterized in that: in the connecting pipe part (2) of press water shower nozzle (7), be provided with pressure water source control valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124038.XU CN204532408U (en) | 2015-03-04 | 2015-03-04 | The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520124038.XU CN204532408U (en) | 2015-03-04 | 2015-03-04 | The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532408U true CN204532408U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520124038.XU Expired - Fee Related CN204532408U (en) | 2015-03-04 | 2015-03-04 | The distinguished and admirable atomizing dust removing device of a kind of channel of coal mining working surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532408U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587892A (en) * | 2017-10-23 | 2018-01-16 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of fine atomization foam dust-removing device for being used to suppress ore deposit downhole powder dust |
| CN109139007A (en) * | 2018-09-21 | 2019-01-04 | 中煤科工集团重庆研究院有限公司 | Spray injection type dust-containing airflow control method and device with side suction function |
| CN109551354A (en) * | 2018-12-27 | 2019-04-02 | 宁波星源卓镁技术股份有限公司 | A kind of dust explosion protection processing equipment of polishing machine |
| CN110630317A (en) * | 2019-10-18 | 2019-12-31 | 河南理工大学 | Upper corner gas injection spraying device |
-
2015
- 2015-03-04 CN CN201520124038.XU patent/CN204532408U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107587892A (en) * | 2017-10-23 | 2018-01-16 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of fine atomization foam dust-removing device for being used to suppress ore deposit downhole powder dust |
| CN107587892B (en) * | 2017-10-23 | 2023-11-17 | 山西潞安环保能源开发股份有限公司常村煤矿 | A fine atomization foam dust collector for suppressing dust under mine |
| CN109139007A (en) * | 2018-09-21 | 2019-01-04 | 中煤科工集团重庆研究院有限公司 | Spray injection type dust-containing airflow control method and device with side suction function |
| CN109139007B (en) * | 2018-09-21 | 2020-05-12 | 中煤科工集团重庆研究院有限公司 | Spray injection type dust-containing airflow control method and device with side suction function |
| CN109551354A (en) * | 2018-12-27 | 2019-04-02 | 宁波星源卓镁技术股份有限公司 | A kind of dust explosion protection processing equipment of polishing machine |
| CN110630317A (en) * | 2019-10-18 | 2019-12-31 | 河南理工大学 | Upper corner gas injection spraying device |
| CN110630317B (en) * | 2019-10-18 | 2024-08-16 | 河南理工大学 | Upper corner gas injection spraying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160304 |
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| CF01 | Termination of patent right due to non-payment of annual fee |