CN203515645U - Jet negative-pressure mist-spray dust suppression device - Google Patents
Jet negative-pressure mist-spray dust suppression device Download PDFInfo
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- CN203515645U CN203515645U CN201320657627.5U CN201320657627U CN203515645U CN 203515645 U CN203515645 U CN 203515645U CN 201320657627 U CN201320657627 U CN 201320657627U CN 203515645 U CN203515645 U CN 203515645U
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Abstract
The utility model discloses a jet negative-pressure mist-spray dust suppression device which comprises a dust suppression pipe, a jet assembly and an atomizing unit. The dust suppression pipe is a pipeline with two through ends; the jet assembly is arranged inside the dust suppression pipe and comprises at least one jet sprayer, and spraying directions of the jet sprayers are consistent along the axial direction of the dust suppression pipe; the atomizing unit comprises a mixing cavity body, a water filling port, a pressure port and an ejection port are formed in the mixing cavity body, the pressure port is opposite to the ejection port, the water filling port is positioned between the pressure port and the ejection port, the pressure port and the water filling port are respectively connected with a high-pressure air source and a water source, and a water filling direction of the water filling port is perpendicular to an air input direction of the pressure port; the ejection port of the atomizing unit is connected with the jet assembly. The jet negative-pressure mist-spray dust suppression device has the advantages that dust can be settled by the aid of high-pressure water vapor sprayed by the sprayers, so that fluidic mixtures can be formed and can be treated conveniently; jet negative pressure is generated in the dust suppression pipe under a jet effect realized by mist spray actions of the sprayers, so that a dust suppression effect can be greatly improved.
Description
Technical field
The utility model 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.
Utility model content
The purpose of this utility model 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.
The technical solution of the utility model is: jet flow negative pressure spraying dust firing device, comprise go out dirt pipe, fluidic module and atomization unit, and the dirt pipe that goes out is the pipeline that 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.Described fluidic module comprises the first fluid jet nozzle, can comprise the second fluid jet nozzle, described the first fluid jet nozzle comprises input port and nozzle, described the second fluid jet nozzle comprises input port, delivery outlet and 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.
Further, described in the dirt pipe two ends of going out 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.
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 beneficial effects of the utility model are: the utility model 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 an embodiment of the present utility model;
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 utility model embodiment.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model 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 go out same one end of dirt pipe of the orientation of its axis of the dirt pipe that goes 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 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 utility model 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 input port of the first fluid jet nozzle 22 composition fluidic module that can be connected with the delivery outlet of the second fluid jet nozzle.
For the dirt pipe that makes to go out more convenient such as waste conduit is connected with front and back end device, 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.
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 utility model, is T-shaped pipeline configuration 3, comprises an input port 31 and a plurality of nozzle 32, and described nozzle is on T-shaped pipeline, to open to obtain hole or seam.
Figure 4 shows that the structural representation of atomization unit of the present utility model, 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 fluidic module of the utility model, 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 utility model 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 scheme of the present utility model more intuitively must be understood.Should not be understood to the restriction to the utility model protection domain.
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 utility model, should be understood to that protection domain of the present utility model 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 the utility model essence according to disclosed these technology enlightenments of the utility model, and these distortion and combination are still in protection domain of the present utility model.
Claims (5)
1. jet flow negative pressure spraying dust firing device, comprises go out dirt pipe, fluidic module and atomization unit, and the dirt pipe that goes out is the pipeline that 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; Described fluidic module comprises the first fluid jet nozzle and the second fluid jet nozzle, the first fluid jet nozzle comprises input port and nozzle, the second fluid jet nozzle comprises input port, delivery outlet and 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.
2. jet flow negative pressure spraying dust firing device according to claim 1, it is characterized in that, the described dirt pipe two ends of going out 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, 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.
4. jet flow negative pressure spraying dust firing device according to claim 1, 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.
5. device according to claim 1, described fluidic module is T-shaped pipeline configuration, comprises an input port and a plurality of nozzle, described nozzle is hole or the seam of opening on T-shaped pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320657627.5U CN203515645U (en) | 2013-10-23 | 2013-10-23 | Jet negative-pressure mist-spray dust suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320657627.5U CN203515645U (en) | 2013-10-23 | 2013-10-23 | Jet negative-pressure mist-spray dust suppression device |
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| Publication Number | Publication Date |
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| CN203515645U true CN203515645U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320657627.5U Expired - Fee Related CN203515645U (en) | 2013-10-23 | 2013-10-23 | Jet negative-pressure mist-spray dust suppression device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510976A (en) * | 2013-10-23 | 2014-01-15 | 成都晟鑫机电设备有限公司 | Jet-flow negative pressure mist-spray dust suppression device |
-
2013
- 2013-10-23 CN CN201320657627.5U patent/CN203515645U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510976A (en) * | 2013-10-23 | 2014-01-15 | 成都晟鑫机电设备有限公司 | Jet-flow negative pressure mist-spray dust suppression device |
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| 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: 20140402 Termination date: 20151023 |
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| EXPY | Termination of patent right or utility model |