CN103939127B - Be equipped with the injection type deduster of multiple tubaeform diffuser - Google Patents
Be equipped with the injection type deduster of multiple tubaeform diffuser Download PDFInfo
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- CN103939127B CN103939127B CN201410136694.1A CN201410136694A CN103939127B CN 103939127 B CN103939127 B CN 103939127B CN 201410136694 A CN201410136694 A CN 201410136694A CN 103939127 B CN103939127 B CN 103939127B
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- China
- Prior art keywords
- diffuser
- injection
- receiving chamber
- mixing section
- type deduster
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000002347 injection Methods 0.000 title claims abstract description 47
- 239000007924 injection Substances 0.000 title claims abstract description 47
- 239000007921 spray Substances 0.000 claims abstract description 10
- 230000001914 calming effect Effects 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009423 ventilation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000000151 deposition Methods 0.000 description 5
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The invention discloses a kind of injection type deduster being equipped with multiple tubaeform diffuser, comprise the multiple loudspeaker diffuser of interconnective front end injection power set and rear end; Front end injection power set comprise injector housing, and injector housing is provided with receiving chamber, mixing section, diffuser pipe from front to back successively; Be provided with high pressure draught injection apparatus in receiving chamber, the front end of high pressure draught injection apparatus is provided with Laval nozzle; The barrel of mixing section is provided with annular spray system.Good dedusting effect, noise are little, ventilation is large, it is low to consume energy, and are applicable to the dust prevention and control engineering of driving face in mine and construction of tunnel.
Description
Technical field
The present invention relates to a kind of dust prevention and control device being applicable to driving face in mine and construction of tunnel, particularly relate to a kind of injection type deduster being equipped with multiple tubaeform diffuser.
Background technology
Dust has a strong impact on mine safety production, not only endangers workman healthy, also has flammable explosivity simultaneously.In addition, dust also can reduce Work places visibility greatly, increases industrial accident incidence, also can wear and tear by acceleration mechanical, shortens the life-span of precision instrument.Along with developing rapidly of driving face mining machinery, mechanization degree improves, driving capability improving, and driving face produces dirt intensity and also increases thereupon, and dust concentration is multiplied.
In prior art, conventional dust-settling technology measure mainly contains ventilation depositing dust, spray for dust suppression, deduster dedusting etc., these dedusting technology measures achieve certain effect, but still there are some drawbacks: 1) shower nozzle of spray for dust suppression (the inside and outside spraying of development machine) easily blocks, coverage is little, and efficiency of dust collection is low; 2) injection duster Ejected air flow of spraying is little, and operating pressure requires very high, needs to be equipped with special high-pressure atomization pump, and cost is higher, and dust removing effects is poor; 3) axial-flow type dedusting fan can be applied to down-hole and can play depositing dust effect, but current dedusting fan noise is large, bulky, energy consumption large, process air quantity is limited, be not suitable for the work plane that down-hole is narrow and small, application axial fan also can make underground air temperature raise.
Summary of the invention
The object of this invention is to provide a kind of good dedusting effect, noise be little, ventilation is large, the injection type deduster of the multiple tubaeform diffuser of low outfit of consuming energy.
The object of the invention is to be achieved through the following technical solutions:
The injection type deduster of the multiple tubaeform diffuser of outfit of the present invention, comprises the multiple loudspeaker diffuser of interconnective front end injection power set and rear end;
Described front end injection power set comprise injector housing, described injector housing is provided with receiving chamber, mixing section, diffuser pipe from front to back successively, the interior described mixing section without leave of described receiving chamber expands forward gradually, and the interior described mixing section without leave of described diffuser pipe expands backward gradually;
Be provided with high pressure draught injection apparatus in described receiving chamber, the front end of described high pressure draught injection apparatus is provided with Laval nozzle;
The barrel of described mixing section is provided with annular spray system.
As seen from the above technical solution provided by the invention, the injection type deduster of the multiple tubaeform diffuser of the outfit that the embodiment of the present invention provides, owing to adopting Laval nozzle injection driving face dust-laden distinguished and admirable, and being equipped with atomizing nozzle and multiple loudspeaker diffuser, to carry out depositing dust energy-conservation, good dedusting effect, noise are little, ventilation is large, it is low to consume energy, and are applicable to the dust prevention and control engineering of driving face in mine and construction of tunnel.
Accompanying drawing explanation
The structural representation of the injection type deduster of the multiple tubaeform diffuser of outfit that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is front end injection power setting part structural representation in the embodiment of the present invention;
Fig. 3 is the multiple tubaeform diffuser portion structural representation in rear end in the embodiment of the present invention.
Detailed description of the invention
To be described in further detail the embodiment of the present invention below.
The injection type deduster of the multiple tubaeform diffuser of outfit of the present invention, its preferably detailed description of the invention be:
Comprise the multiple loudspeaker diffuser of interconnective front end injection power set and rear end;
Described front end injection power set comprise injector housing, described injector housing is provided with receiving chamber, mixing section, diffuser pipe from front to back successively, the interior described mixing section without leave of described receiving chamber expands forward gradually, and the interior described mixing section without leave of described diffuser pipe expands backward gradually;
Be provided with high pressure draught injection apparatus in described receiving chamber, the front end of described high pressure draught injection apparatus is provided with Laval nozzle;
The barrel of described mixing section is provided with annular spray system.
Described high pressure draught injection apparatus part comprises delivery hose of calming the anger, adjustable gas pipeline, described adjustable gas pipeline is connected with described Laval nozzle by movable joint, the axial location of described receiving chamber is located at by described adjustable gas pipeline, described in delivery hose of calming the anger be connected with surface compressor.
The rear portion of described receiving chamber is provided with pipeline fixing bracket, and described adjustable gas pipeline is fixed on described pipeline fixing bracket.
Described pipeline fixing bracket comprises rear fixed support and front fixed support, and described rear fixed support is connected by screw with described adjustable gas pipeline.
The structure of described annular spray system comprises one or more layers, and every layer comprises multiple pulverizing nozzle annular and is evenly arranged on the barrel of described mixing section, and between adjacent layer, the relative position of nozzle is longitudinal interlaced arrangement.
The multiple tubaeform diffuser in described rear end comprises the flared structure of multiple series connection.
The injection type deduster of the multiple tubaeform diffuser of outfit of the present invention, uses high pressure draught injection dust-laden distinguished and admirable, and being equipped with atomizing nozzle and multiple loudspeaker diffuser, to carry out depositing dust energy-conservation, is applicable to the dust prevention and control engineering of driving face in mine and construction of tunnel.
What the present invention was transported to down-hole with surface compressor room calms the anger as injection power, adopt Laval nozzle injection driving face dust-laden distinguished and admirable, and it is energy-conservation with the next further depositing dust of the multiple tubaeform diffuser of outfit to utilize fire-fighting dedusting water pipe in down-hole to connect pulverizing nozzle at injection mixing section, not only good dedusting effect, and can solve in conventional dust removal by ventilation that fan noise is large, ventilation is little, tunnel gas flow temperature raises, the distinguished and admirable muzzle velocity of dust-laden is high, consume energy the problem such as large.
Specific embodiment:
As shown in Figure 1, Figure 2, Figure 3 shows, the multiple loudspeaker diffuser of front end injection power set and rear end is comprised.
Front end injection power set comprise high pressure draught injection apparatus, pipeline fixing bracket, injector housing, annular spray system four part.
High pressure draught injection apparatus part comprises delivery hose 11 of calming the anger, adjustable gas pipeline 12, movable joint 13, Laval nozzle 14, and Laval nozzle 14 is connected with adjustable gas pipeline 12 by movable joint 13.
Pipeline fixing bracket part comprises front fixed support 21 and rear fixed support 22, wherein front fixed support 21 is except playing fixation, regulate the effect of adjustable gas pipeline 12 position in addition, when needing the adjustable gas pipeline 12 of mobile adjustment, only need unclamp screw moves on to suitable position by adjustable gas pipeline 12, and then tighten the screws, rear fixed support 22 only plays fixation, ensures that nozzle can be fixed in the axial direction.
Injector housing parts comprises receiving chamber 31, mixing section 32, diffuser pipe 33, the high pressure draught accelerated through Laval nozzle enters receiving chamber 31 with supersonic speed, due to the turbulent diffusion of jet, negative pressure is formed in receiving chamber 31, air-flow generation momentum-exchange around volume seat, realize the object that injection dust-laden is distinguished and admirable, in mixing tube 32, high pressure draught and the distinguished and admirable further mixing of dust-laden, there is momentum-exchange, after abundant mixing velocity is even, enter diffuser pipe 33, in diffuser pipe 33, Conversion of Energy occurs, kinetic transformation is pressure energy.
The structure of annular spray system comprises one or more layers, every layer has three pulverizing nozzles 41 to be circular layout on mixing section barrel, and the relative position of nozzle 41 is different between every one deck, High-Pressure Water enters mixing chamber 32 after being atomized by nozzle 41 by pipeline 42, mix with the air-flow containing dust, effectively can promote that dust condenses and sedimentation.
The multiple tubaeform diffuser in rear end comprises the flared structure of multiple series connection, is connected with diffuser pipe 33.
The present invention using ground air compressor produce and the compressed air being transported to down-hole as injection power, adopt Laval nozzle high speed injection dust-laden distinguished and admirable, ventilation is large, and saves electric energy; Adopt multiple tubaeform diffuser, effectively can not only cut gear dust-laden water droplet, and enlarge markedly discharge area when not increasing volume, can effectively reduce outlet airflow velocity, reduce power consumption.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (5)
1. be equipped with an injection type deduster for multiple tubaeform diffuser, it is characterized in that, comprise the multiple loudspeaker diffuser of interconnective front end injection power set and rear end;
Described front end injection power set comprise injector housing, described injector housing is provided with receiving chamber, mixing section, diffuser pipe from front to back successively, the interior described mixing section without leave of described receiving chamber expands forward gradually, and the interior described mixing section without leave of described diffuser pipe expands backward gradually;
Be provided with high pressure draught injection apparatus in described receiving chamber, the front end of described high pressure draught injection apparatus is provided with Laval nozzle;
The barrel of described mixing section is provided with annular spray system;
Described high pressure draught injection apparatus part comprises delivery hose of calming the anger, adjustable gas pipeline, described adjustable gas pipeline is connected with described Laval nozzle by movable joint, the axial location of described receiving chamber is located at by described adjustable gas pipeline, described in delivery hose of calming the anger be connected with surface compressor.
2. the injection type deduster of the multiple tubaeform diffuser of outfit according to claim 1, it is characterized in that, the rear portion of described receiving chamber is provided with pipeline fixing bracket, and described adjustable gas pipeline is fixed on described pipeline fixing bracket.
3. the injection type deduster of the multiple tubaeform diffuser of outfit according to claim 2, is characterized in that, described pipeline fixing bracket comprises rear fixed support and front fixed support, and described rear fixed support is connected by screw with described adjustable gas pipeline.
4. the injection type deduster of the multiple tubaeform diffuser of outfit according to claim 1, it is characterized in that, the structure of described annular spray system comprises one or more layers, every layer comprises multiple pulverizing nozzle and is circular layout on the barrel of described mixing section, and between adjacent layer, the relative position of nozzle is longitudinal interlaced arrangement.
5. the injection type deduster of the multiple tubaeform diffuser of the outfit according to any one of Claims 1-4, is characterized in that, the multiple tubaeform diffuser in described rear end comprises the flared structure of multiple series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410136694.1A CN103939127B (en) | 2014-04-04 | 2014-04-04 | Be equipped with the injection type deduster of multiple tubaeform diffuser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410136694.1A CN103939127B (en) | 2014-04-04 | 2014-04-04 | Be equipped with the injection type deduster of multiple tubaeform diffuser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103939127A CN103939127A (en) | 2014-07-23 |
| CN103939127B true CN103939127B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410136694.1A Expired - Fee Related CN103939127B (en) | 2014-04-04 | 2014-04-04 | Be equipped with the injection type deduster of multiple tubaeform diffuser |
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| CN (1) | CN103939127B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642748A (en) * | 2016-12-22 | 2017-05-10 | 南京科技职业学院 | Air stripping nesting cone sandwich conduit spiral step accelerating component sleeve |
| CN109811712B (en) * | 2019-03-18 | 2023-11-28 | 唐山百川智能机器股份有限公司 | supersonic air broom |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2139128C1 (en) * | 1998-07-21 | 1999-10-10 | Владимир Владимирович Лялин | Gas scrubbing device |
| DE10334601A1 (en) * | 2003-07-29 | 2005-03-03 | Cft Gmbh Compact Filter Technic | Device for generating airflow in soundproof design for dust extractors |
| CN101956563A (en) * | 2010-10-20 | 2011-01-26 | 江都市引江矿业设备有限公司 | Deduster |
| CN202019441U (en) * | 2011-04-22 | 2011-10-26 | 关义刚 | Subwoofer with plurality of sackbuts |
| CN202176354U (en) * | 2011-07-07 | 2012-03-28 | 淮南矿业(集团)有限责任公司 | Blowout prevention and dust collection device for hole drilled along seam |
| CN103195464A (en) * | 2013-04-16 | 2013-07-10 | 天津理工大学 | Application equipment of foam-sol technology for controlling coal dust on working faces of coal mines |
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2014
- 2014-04-04 CN CN201410136694.1A patent/CN103939127B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103939127A (en) | 2014-07-23 |
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Granted publication date: 20160323 Termination date: 20170404 |