CN103510976A - Jet-flow negative pressure mist-spray dust suppression device - Google Patents
Jet-flow negative pressure mist-spray dust suppression device Download PDFInfo
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- CN103510976A CN103510976A CN201310504031.6A CN201310504031A CN103510976A CN 103510976 A CN103510976 A CN 103510976A CN 201310504031 A CN201310504031 A CN 201310504031A CN 103510976 A CN103510976 A CN 103510976A
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- Prior art keywords
- nozzle
- fluid jet
- jet nozzle
- negative pressure
- dust suppression
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- 239000000428 dust Substances 0.000 title claims abstract description 51
- 239000007921 spray Substances 0.000 title abstract description 9
- 230000001629 suppression Effects 0.000 title abstract 10
- 239000012530 fluid Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 238000000889 atomisation Methods 0.000 claims description 16
- 238000005507 spraying Methods 0.000 claims description 13
- 238000010304 firing Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000003595 mist Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 7
- 238000000605 extraction Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005713 exacerbation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a jet-flow negative pressure mist-spray dust suppression device. The jet-flow negative pressure mist-spray dust suppression device comprises a dust suppression pipe, a jet flow assembly and an atomizing unit, wherein the dust suppression pipe is a pipeline with two ends through; the jet flow assembly is arranged inside the dust suppression pipe and comprises at least one jet flow nozzle of which jet flow direction is identical to the axial direction of dust suppression pipe; the atomizing unit comprises a mixing cavity body; a water filling nozzle, an gas pressure opening and a discharge opening are formed in the mixing cavity body; the gas pressure opening is opposite to the discharge opening; the water filling nozzle is formed between the gas pressure opening and the discharge opening; a high-pressure gas source and a water source are respectively connected with the gas pressure opening and the water filling nozzle; the water filling direction of the water filling nozzle is perpendicular to the gas input direction of the gas pressure opening; and the discharge opening of the atomizing unit is connected with the jet flow assembly. The jet-flow negative pressure mist-spray dust suppression device has the benefits that the high pressure water vapor jet by the nozzle can enable dust to be deposited to form fluid mixture which is convenient to process; meanwhile, the jet flow effect generated by the nozzle mist spray can form jet flow negative pressure in the dust suppression pipe to improve the dust suppression effect.
Description
Technical field
The invention belongs to technology field, be particularly related to and utilize jet flow negative pressure device to the gas of ejection in boring in extraction borehole work progress and press wind row powder dust, boring mud etc. to carry out spraying firing dust processing, to prevent from executing brill process, occur that dust transfinites and make construction environment worsen dangerous generations such as even causing dust explosion.
Background technology
Coal mine gas, dust accident are one of great harm of down-hole, if there is gas, dust accident, not only can heavy damage production environment, and can cause casualties, cause huge loss to the people, enterprise, country, therefore, eliminating gas exceeding limit and dust is the precondition of prevention gas, dust accident, is also one of important leverage of mine safety production.
Due to geologic sedimentation effect, a large amount of toxic and harmfuls such as gas in coal seam, have been overstock, in order to realize safe digging, generally, before digging, first to arrange special-purpose gas pumping tunnel, adopt underground drill rig construction extraction borehole to shift to an earlier date mash gas extraction, after extraction is up to standard, can start digging coal.Yet in construction extraction borehole process, can form a large amount of dust, if these dust without the dirt processing meeting severe exacerbation construction environment of going out, even cannot continue construction after dust concentration acquires a certain degree.If this, execute change the line of production dust raw this as combustible, the accident forming after it reaches finite concentration is more serious than gas accident.
In the prior art, conventionally the way of taking for these serious problems is to be sealed and turned hole by a sealing of hole cover, make dust few working space that is diffused into of trying one's best, but can find out that this processing mode can not reach requirement far away from practice, still there is a large amount of dust to be diffused into working space, therefore badly influence working environment, and execute that drillings dust pollution is serious, construction environment is very severe, the potential safety hazards such as serious threat dust exceeding.
Summary of the invention
The object of the invention is, in order to solve the dust severe exacerbation construction environment producing in the extraction borehole process of constructing, the deficiency that causes the potential safety hazards such as dust exceeding in tunnel, to have proposed jet flow negative pressure spraying dust firing device.
Technical scheme of the present invention is: jet flow negative pressure spraying dust firing device, comprises go out dirt pipe, fluidic module and atomization unit, the pipeline that Mie Chenguanwei two ends connect; It is inner that fluidic module is arranged at the dirt pipe that goes out, and comprises that injection direction points at least one consistent fluid jet nozzle along the dirt tube axis direction that goes out; Atomization unit comprises hybrid chamber main body, water filling port, air pressure mouth and exit portal are set in hybrid chamber main body, described air pressure mouth is relative with exit portal, water filling port is between air pressure mouth and exit portal, air pressure mouth is connected respectively high-pressure air source and water source with water filling port, and water filling port waterflood direction is vertical and air pressure mouth gas input direction; The exit portal of atomization unit is connected with fluidic module.
Further, described Mie Chenguan two ends comprise male and female connector, described in the go out rear male and female connector of dirt pipe jet direction be connected with carrying the pipeline of dust, the place ahead is connected with the pipeline of collection refuse.
Further, described fluidic module comprises at least one first fluid jet nozzle, can comprise the second fluid jet nozzle, described the first fluid jet nozzle comprises input port and at least one nozzle, described the second fluid jet nozzle comprises input port, delivery outlet and at least one nozzle, the input port of described the first fluid jet nozzle composition fluidic module that can be connected with the delivery outlet of the second fluid jet nozzle.
For easy to connect, between described the first fluid jet nozzle and the second fluid jet nozzle, by nozzle connecting fitting, connect, described nozzle connecting fitting comprises the interface that can be connected with the input port of the first fluid jet nozzle and the delivery outlet of the second fluid jet nozzle respectively.
Concrete, the delivery outlet of the input port of described the first fluid jet nozzle and the second fluid jet nozzle is female thread structure, the interface of nozzle connecting fitting is the external thread structure matching.
The invention has the beneficial effects as follows: the present invention turns the hole dirt that goes out for coal mine gallery and belongs to novelty in industry and apply by settle high-pressure spray shower nozzle to form fluidic system at the dirt pipe interior orientation that goes out, have the following advantages, first the high-pressure water vapor that can spray by shower nozzle makes dust deposit form fluid mixture so that process, the jet effect simultaneously producing due to shower nozzle spraying has formed jet flow negative pressure in the dirt pipe that goes out, this negative pressure can suck endlessly the dirt pipe that goes out by the dust ejecting in boring and process, and the dirt effect that makes to go out promotes greatly.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2-1 is the structural representation of nozzle connecting fitting;
Fig. 2-2 are the structural representation of the first fluid jet nozzle;
Fig. 2-3 are the structural representation of the second fluid jet nozzle;
Fig. 3 is the another kind of example structure schematic diagram of fluidic module;
Fig. 4 is atomization unit structural representation in the embodiment of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
As shown in Fig. 1 and Fig. 4, a kind of jet flow negative pressure spraying dust firing device of the present embodiment, comprises the dirt pipe 1 that goes out, fluidic module 2 and atomization unit 4, the pipeline that the dirt pipe 1 that goes out connects for two ends; Fluidic module 2 is arranged at dirt pipe 1 inside of going out, and comprises that injection direction points at least one consistent fluid jet nozzle along the dirt tube axis direction that goes out; Atomization unit 4 comprises hybrid chamber main body 41, water filling port 44, air pressure mouth 42 and exit portal 43 are set in hybrid chamber main body 41, described air pressure mouth 42 is relative with exit portal 43, water filling port 44 is between air pressure mouth 42 and exit portal 43, air pressure mouth 42 is connected respectively high-pressure air source and water source with water filling port 44, and water filling port 44 waterflood directions are vertical and air pressure mouth 42 gas input directions; The exit portal of atomization unit 4 is connected with fluidic module.Concrete, the dirt pipeline that goes out is straight-tube shape, in the dirt pipeline that goes out, comprise 2 to 3 fluid jet nozzles, these fluid jet nozzle injection directions are all along the orientation of its axis of the dirt pipe that the goes out Chen Guantong one end of going out, when fluid jet nozzle is connected to high-pressure water, shower nozzle will spray and form jet toward same direction in the dirt pipe that goes out, this jet makes to go out dirt pipe in the one end at injection direction rear formation negative pressure simultaneously, because this port of the dirt pipe that goes out is to be connected with carrying the pipeline of dust, all under the effect of this negative pressure, dust is just initiatively sucked the dirt that goes out in the dirt pipe that goes out, than using sealing of hole cover, collect the form of dust, this scheme effect is more remarkable.
In order to make Mie Chenguanyu front and back end device such as waste conduit connects more convenient, dirt pipe 1 two ends of going out of the present embodiment comprise male and female connector 11(12), the rear male and female connector of the described dirt pipe jet direction of going out is connected with carrying the pipeline of dust, and the place ahead is connected in the pipeline of collecting refuse.
In actual applications, according to the different dirt demands of going out, to jet intensity, the parameter requests such as negative pressure intensity differ, in order to make jet flow negative pressure spraying dust firing device of the present invention have more specific aim to various occasions, fluidic module is preferably and at least comprises first fluid jet nozzle in the present embodiment, can comprise the second fluid jet nozzle, as Fig. 2-1, shown in Fig. 2-2 and Fig. 2-3, wherein the first fluid jet nozzle 22 comprises input port 223 and at least one nozzle 221, between input port 223 and nozzle 221, by bend 222, be connected, the second fluid jet nozzle 23 comprises input port, delivery outlet 232 and at least one nozzle 233, it between input port and delivery outlet, is straight channel 231, the first fluid jet nozzle 22 input port composition fluidic module that can be connected with the delivery outlet of the second fluid jet nozzle.
For easy to connect, between described the first fluid jet nozzle and the second fluid jet nozzle, by nozzle connecting fitting 21, connect, described nozzle connecting fitting 21 comprises interface 211 and the outer-hexagonal nut 212 that can be connected with the input port of the first fluid jet nozzle and the delivery outlet of the second fluid jet nozzle respectively.
By the fluidic module that adopts aforesaid way to form, also having an advantage is that the nozzle that can damage part is changed separately, can save use cost.
Figure 3 shows that another embodiment of fluidic module of the present invention, is T-shaped pipeline configuration 3, comprises Yi Ge input port 31 and a plurality of nozzle 32, and described nozzle is T-shaped pipeline Shang Kai get hole or seam.
Figure 4 shows that the structural representation of atomization unit of the present invention, figure comprises atomization unit and the connection bracket 47 of the dirt pipe 1 that goes out.Figure comprises shower nozzle 46, can think the mode of specifically having a try of the present invention's fluidic module, and shower nozzle 46 is connected by pipeline 45 with the exit portal 43 of atomization unit.
Referring to figs. 1 through Fig. 4, the operating principle of the jet flow negative pressure spraying dust firing device of the present embodiment is as follows:
Hybrid chamber main body 41 is injected through air pressure mouth 42 and the water filling port 44 of atomization unit 4 respectively in high-pressure air source and water source, in hybrid chamber main body, form atomization high-pressure water vapor, atomization high-pressure water vapor penetrates and is input to fluidic module through piping 45 through the exit portal 43 in hybrid chamber main body, and to a direction, sprays in dirt pipe 1 inside of going out through fluidic module.Due to fluidic module in the dirt pipe that goes out to a direction inject high pressure steam, therefore the rear of injection direction forms negative pressure in the dirt pipe that goes out.In use, the negative pressure mouth of this dirt pipe that goes out is over against working space, and the dust slag in working space etc. will be by going out in dirt pipe, when these dust are after fluidic module, is combined and forms the fluid-mixing of air water dust with high-pressure water vapor.And then fluid-mixing is processed and can be reached the object of improving working environment.
Will be understood by those skilled in the art that, between the delivery outlet of the input port of described the first fluid jet nozzle and the second fluid jet nozzle and nozzle connecting fitting, can adopt multiple different connected mode such as snap joint connection, for proposition one specific embodiment, take to assist in the present embodiment and understand this programme as object, the delivery outlet of the input port of the first fluid jet nozzle and the second fluid jet nozzle is designed to female thread structure, and the interface of nozzle connecting fitting is the external thread structure matching.Realize between the input port of the first fluid jet nozzle and the delivery outlet of the second fluid jet nozzle and nozzle connecting fitting and connecting threadably.
Same, the high pressure liquid source relating in the various embodiments described above and other schemes of the present invention also can have multiple implementation such as directly connect high pressure liquid source, specifically with booster pump, provide highly pressurised liquid in the present embodiment, liquid specifically substitutes with water, and object is to make the solution of the present invention more intuitively must be understood.Be not to be construed as limiting the scope of the invention.
Those of ordinary skill in the art will appreciate that, embodiment described here is in order to help reader understanding's principle of the present invention, should be understood to that protection scope of the present invention is not limited to such special statement and embodiment.Those of ordinary skill in the art can make various other various concrete distortion and combinations that do not depart from essence of the present invention according to these technology enlightenments disclosed by the invention, and these distortion and combination are still in protection scope of the present invention.
Claims (6)
1. jet flow negative pressure spraying dust firing device, comprises go out dirt pipe, fluidic module and atomization unit, the pipeline that Mie Chenguanwei two ends connect; It is inner that fluidic module is arranged at the dirt pipe that goes out, and comprises that injection direction points at least one consistent fluid jet nozzle along the dirt tube axis direction that goes out; Atomization unit comprises hybrid chamber main body, water filling port, air pressure mouth and exit portal are set in hybrid chamber main body, described air pressure mouth is relative with exit portal, water filling port is between air pressure mouth and exit portal, air pressure mouth is connected respectively high-pressure air source and water source with water filling port, and water filling port waterflood direction is vertical and air pressure mouth gas input direction; The exit portal of atomization unit is connected with fluidic module.
2. jet flow negative pressure spraying dust firing device according to claim 1, it is characterized in that, described Mie Chenguan two ends comprise male and female connector, described in the go out rear male and female connector of dirt pipe jet direction be connected with carrying the pipeline of dust, the place ahead is connected with the pipeline of collection refuse.
3. jet flow negative pressure spraying dust firing device according to claim 1, it is characterized in that, described fluidic module at least comprises first fluid jet nozzle and the second fluid jet nozzle, the first fluid jet nozzle comprises input port and at least one nozzle, the second fluid jet nozzle comprises input port, delivery outlet and at least one nozzle, the input port of the first fluid jet nozzle composition fluidic module that is connected with the delivery outlet of the second fluid jet nozzle.
4. jet flow negative pressure spraying dust firing device according to claim 3, it is characterized in that, between described the first fluid jet nozzle and the second fluid jet nozzle, by nozzle connecting fitting, connect, described nozzle connecting fitting comprises the interface that can be connected with the input port of the first fluid jet nozzle and the delivery outlet of the second fluid jet nozzle respectively.
5. jet flow negative pressure spraying dust firing device according to claim 3, is characterized in that, the delivery outlet of the input port of described the first fluid jet nozzle and the second fluid jet nozzle is female thread structure, and the interface of nozzle connecting fitting is the external thread structure matching.
6. device according to claim 1, described fluidic module is T-shaped pipeline configuration, comprises Yi Ge input port and a plurality of nozzle, described nozzle is T-shaped pipeline Shang Kai hole or seam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310504031.6A CN103510976A (en) | 2013-10-23 | 2013-10-23 | Jet-flow negative pressure mist-spray dust suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310504031.6A CN103510976A (en) | 2013-10-23 | 2013-10-23 | Jet-flow negative pressure mist-spray dust suppression device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103510976A true CN103510976A (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310504031.6A Pending CN103510976A (en) | 2013-10-23 | 2013-10-23 | Jet-flow negative pressure mist-spray dust suppression device |
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| Country | Link |
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| CN (1) | CN103510976A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287680A (en) * | 2018-12-06 | 2020-06-16 | 廊坊景隆重工机械有限公司 | Cooling dust suppression equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2592874Y (en) * | 2002-12-18 | 2003-12-17 | 孙明波 | Air-water combined spraying and purifying apparatus for mine |
| CN201147732Y (en) * | 2008-01-18 | 2008-11-12 | 杨宝生 | Combined nozzle |
| CN101581230A (en) * | 2009-06-08 | 2009-11-18 | 杭州电子科技大学 | High-pressure water mist generator |
| CN202970762U (en) * | 2012-12-21 | 2013-06-05 | 四川省华蓥山煤业股份有限公司李子垭煤矿 | Coal mine tunnel spray and aspirating device |
| AU2011253890A1 (en) * | 2011-12-08 | 2013-06-27 | Jacobus Johan Dekker | Dust control system and device |
| CN103195378A (en) * | 2013-04-17 | 2013-07-10 | 成都晟鑫机电设备有限公司 | Negative-pressure jet spraying dust suppression device |
| CN203515645U (en) * | 2013-10-23 | 2014-04-02 | 成都晟鑫机电设备有限公司 | Jet negative-pressure mist-spray dust suppression device |
-
2013
- 2013-10-23 CN CN201310504031.6A patent/CN103510976A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2592874Y (en) * | 2002-12-18 | 2003-12-17 | 孙明波 | Air-water combined spraying and purifying apparatus for mine |
| CN201147732Y (en) * | 2008-01-18 | 2008-11-12 | 杨宝生 | Combined nozzle |
| CN101581230A (en) * | 2009-06-08 | 2009-11-18 | 杭州电子科技大学 | High-pressure water mist generator |
| AU2011253890A1 (en) * | 2011-12-08 | 2013-06-27 | Jacobus Johan Dekker | Dust control system and device |
| CN202970762U (en) * | 2012-12-21 | 2013-06-05 | 四川省华蓥山煤业股份有限公司李子垭煤矿 | Coal mine tunnel spray and aspirating device |
| CN103195378A (en) * | 2013-04-17 | 2013-07-10 | 成都晟鑫机电设备有限公司 | Negative-pressure jet spraying dust suppression device |
| CN203515645U (en) * | 2013-10-23 | 2014-04-02 | 成都晟鑫机电设备有限公司 | Jet negative-pressure mist-spray dust suppression device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287680A (en) * | 2018-12-06 | 2020-06-16 | 廊坊景隆重工机械有限公司 | Cooling dust suppression equipment |
| CN111287680B (en) * | 2018-12-06 | 2024-04-12 | 河北景隆智能装备股份有限公司 | Cooling dust-removing equipment |
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| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xiao Liping Inventor after: Zhang Lijia Inventor after: Jiang Jinghua Inventor after: Gou Linkun Inventor after: Deng Tianhua Inventor after: Wang Xiaopeng Inventor after: Gao Zhengqiang Inventor after: Wang Canhua Inventor after: Chen Shengming Inventor after: Liu Huayun Inventor after: Shi Tianguang Inventor after: Zhao Lin Inventor after: Tang Daru Inventor after: Tang Guili Inventor before: Xiao Liping Inventor before: Chen Shengming Inventor before: Gao Zhengqiang Inventor before: Wang Canhua Inventor before: Zhao Lin Inventor before: Deng Tianhua Inventor before: Shi Tianguang Inventor before: Wang Xiaopeng Inventor before: Jiang Jinghua Inventor before: Gou Linkun |
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Free format text: CORRECT: INVENTOR; FROM: XIAO LIPING GAO ZHENGQIANG WANG CANHUA ZHAO LIN DENG TIANHUA SHI TIANGUANGWANG XIAOPENG JIANG JINGHUA GOU LINKUN CHEN SHENGMING TO: XIAO LIPING GAO ZHENGQIANG WANG CANHUA CHEN SHENGMING LIU HUAYUN SHI TIANGUANG ZHAO LIN TANG DARU TANG GUILI ZHANG LIJIA JIANG JINGHUA GOU LINKUN DENG TIANHUA WANG XIAOPENG |
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Application publication date: 20140115 |