CN103657310B - A kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process - Google Patents
A kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process Download PDFInfo
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- CN103657310B CN103657310B CN201310560499.7A CN201310560499A CN103657310B CN 103657310 B CN103657310 B CN 103657310B CN 201310560499 A CN201310560499 A CN 201310560499A CN 103657310 B CN103657310 B CN 103657310B
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- 239000000428 dust Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 20
- 239000003500 flue dust Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000000746 purification Methods 0.000 abstract description 7
- 238000012216 screening Methods 0.000 abstract description 4
- 238000013467 fragmentation Methods 0.000 abstract description 3
- 238000006062 fragmentation reaction Methods 0.000 abstract description 3
- 238000004887 air purification Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 18
- 239000000779 smoke Substances 0.000 description 6
- 238000005065 mining Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000013339 cereals Nutrition 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009689 gas atomisation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The invention discloses the Wet-type high-efficient dust arrester that a kind of dust to different-grain diameter carries out classification process, containing forward spin flow device (2), plenum chamber (1), side cyclone (3), high-pressure spray injector (4), the bottom of plenum chamber (1) is taper flue-dust retainer (6).Side cyclone (3) is positioned at the side of forward spin flow device (2), the air outlet of forward spin flow device (2) communicates with side cyclone Gas inlet tube (14), and high-pressure spray injector (4) is communicated by the air outlet of airduct (10) with side cyclone (3); Core barrel (8) is provided with in plenum chamber (1), the top of core barrel (8) communicates with the air outlet of high-pressure spray injector (4), bottom and the taper reflective splitter (7) of core barrel (8) are connected, the conical surface of taper reflective splitter (7) is provided with the micropore that multiple air feed flows through, and lower row's mouth of taper reflective splitter (7) communicates with taper flue-dust retainer (6).The present invention can be widely used in the dust laden air purification in the places such as the fragmentation of purification earth's surface, ore dressing plant, screening, transhipment, and dust removal performance is excellent, and resistance is low, stable and reliable operation, has higher efficiency of dust collection to fine dust (<10 μm).
Description
Technical field
The present invention relates to a kind of dust arrester, especially a kind of Dual-cyclone dust arrester is related to, the purification of the dust laden air in the places such as the fragmentation of metal mine ore dressing plant, screening, transhipment can be widely used in, also can be used for many stage casings of down-hole, multiple-limb, the purification of Multi-working-surface series connection wind, clarifying smoke (except toxic gas) after explosion, downhole crushed chamber, drop shaft handling ore deposit, down-hole ore storage bin, in secondary blasting level dust laden air purification and non-pillar sublevel caving mining methods extracting drift in the dirty wind purification that produces of long and medium hole drilling.
Background technology
In recent years, along with national economy is fast-developing, mineral resources demand strengthens, and inevitably cause in exploitation of mineral resources environmental disruption and pollution, wherein dust pollution is a key factor to Atomspheric Environmental.It is multi-point and wide-ranging that mining production process produces dust, and difficulty of governance is large, and be one of principal element affecting mine highly effective and safe clear production, it is contaminated environment not only, is also a kind of loss to raw material itself.The occupational hazards that dust in mine causes is fully realized by industry circle, in mining particularly opencast perforation, reprinting, transport and ore dressing crushing and screening workshop, the art production process such as conveying, transhipment, fragmentation, screening of material all can produce dust.In order to create a good working environment to workman; reduce the probability of happening of occupational disease; carry out the treating flour dust in mining production process; the dust producing dirt pits is effectively controlled; do not spread towards periphery; fundamentally eliminate dust harzard, realize exploitation of mineral resources and ecological environmental protection develops in harmony.
For the improvement of dust pollution, realize mainly through the solid grain contamination content collected or adopt limited means to reduce in air.When required airflow reaches requirement, deduster is a critical component, and deduster effect quality directly affects the improvement of environmental quality.
Improvement at present for this type of dust is all adopt bag-type dusting, electrostatic precipitation and watering dedusting etc. mostly.Due to mining system have Dust Capacity large, spread the features such as wide, dust characteristic is complicated, above-mentioned dust collection method bad adaptability.Therefore, study a kind of economy, the new technical equipment that easy, efficiency of dust collection is high, to improving operating space environment and protection employee occupational health is all significantly.
Chinese patent application 86205845 discloses a kind of Horizontal two-stage whirlwind ash separater, and the willy-willy of dusty gas first through being equipped with core pipe concentrates, and core pipe two ends are that enclosed shape covers, and there is the venetian blind type blade of curve shape centre.Gas after concentrated enters triangle import and the long cone ox horn bend work second time cyclonic separation of whirly through guide vane.Converge through the Purge gas of whirly purified gas after being separated through core pipe and enter air-introduced machine and discharge, the dust separated is removed through dust inlet.But the dust that this two-stage whirlwind ash separater can not adapt to different-grain diameter particularly effectively processes containing fine dust (<10 μm).
Summary of the invention
Object of the present invention is exactly the problems referred to above for existing in existing dedusting technology device, and provide a kind of and have that efficiency of dust collection is high, energy consumption is low, not easy by the impact of dust characteristic, working service, the Wet-type high-efficient dust arrester that the dust to different-grain diameter good containing fine dust (<10 μm) treatment effect carried out to classification process.
For realizing above-mentioned purpose of the present invention, a kind of dust to different-grain diameter of the present invention carries out the Wet-type high-efficient dust arrester of classification process by the following technical solutions:
Blast pipe, plenum chamber that the Wet-type high-efficient dust arrester that a kind of dust to different-grain diameter of the present invention carries out classification process contains forward spin flow device, is connected with forward spin flow device side direction, the bottom of plenum chamber is taper flue-dust retainer, plenum chamber is also provided with the discharge pipe that cleaned air is discharged, complete machine is loaded in frame, and it is also containing side cyclone, high-pressure spray injector.Described side cyclone is positioned at the side of forward spin flow device, and the air outlet of forward spin flow device communicates with side cyclone Gas inlet tube, and described high-pressure spray injector is communicated by the air outlet of airduct with side cyclone; Core barrel is provided with in described plenum chamber, the top of core barrel communicates with the air outlet of high-pressure spray injector, bottom and the taper reflective splitter of core barrel are connected, the conical surface of taper reflective splitter is provided with the micropore that multiple air feed flows through, and lower row's mouth of taper reflective splitter communicates with taper flue-dust retainer.Described high-pressure spray injector is made up of Gas inlet tube, feed pipe, trunnion, the flap be arranged in trunnion, and the water side of feed pipe is provided with shower nozzle and to be positioned at the middle part of Gas inlet tube corresponding with trunnion; Described shower nozzle is made up of rotatable core body and housing two parts, and housing is threaded onto on core body, and the nozzle of shower nozzle adopts Venturi nozzle.
Lower row's mouth of described side cyclone is provided with air-lock device, is provided with water seal arrangement at lower row's mouth of taper flue-dust retainer.
Described high-pressure spray injector adopts the flap-air distributor in pressure-air impact trunnion, makes the abundant mixed collection of air, water smoke, fine dust.
Described forward spin flow device, side cyclone utilize centrifugal action to be separated relatively large particle.
Described taper reflective splitter utilizes Action of Gravity Field, collects the bulky grain of cohesion and the dust of water smoke trapping, stop that water smoke enters plenum chamber.
Described air-lock device is star-like flapper.
The operation principle that a kind of dust to different-grain diameter of the present invention carries out the Wet-type high-efficient dust arrester of classification process is: first dusty gas enters forward spin flow device by blast pipe, bulky grain thing is separated under centrifugal action, discharge collected by the direct approaching side cyclone of big dust particle, by high-pressure spray injector after the cyclone purification of side, purify discharge with after primary purifying gas and vapor permeation further by core barrel and taper reflective splitter, the aqueous particulate thing that secondary is collected directly enters the discharge of taper flue-dust retainer.For preventing the efficiency reduction brought of leaking gas, arranging mouth under the cyclone of side and adopting air-lock device to close deadweight ash discharge; Dust, water smoke, containing atomic fine particle, are fully contacted trapping with air by high-pressure spray by side cyclone outlet air, reach the object of removing fine dust, collect moisture dust and discharged by water seal arrangement.
A kind of dust to different-grain diameter of the present invention has the following advantages after carrying out the Wet-type high-efficient dust arrester employing technique scheme of classification process:
1. multimachine reason dedusting, to the dust classification process of different-grain diameter, realize high efficiency by 3-stage dust-removal, to dust particularly fine dust (<10 μm) have higher efficiency of dust collection.
2. water consumption is low, and the nozzle of shower nozzle adopts Venturi nozzle, and high-speed gas atomization is effective, and nozzle does not block.
3. without the need to fluid level control device, operating maintenance is simple.
4. dust removal performance is excellent, and resistance is low.Running resistance 1300Pa is a kind of desirable update technical equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of dust to different-grain diameter of the present invention carries out the Wet-type high-efficient dust arrester of classification process;
Fig. 2 is A direction view in Fig. 1;
Fig. 3 is the structural representation of the high pressrue jet apparatus that the present invention adopts;
Fig. 4 is the Wet-type high-efficient dust arrester airflow direction flow chart that a kind of dust to different-grain diameter of the present invention carries out classification process.
Reference numeral is: 1-plenum chamber; 2-forward spin flow device; 3-side cyclone; 4-high-pressure spray injector; 5-air-lock device; 6-taper flue-dust retainer; 7-taper reflective splitter; 8-core barrel; 9-support; 10-airduct; 11-water seal arrangement; 12-blast pipe; 13-discharge pipe; 14-side cyclone Gas inlet tube; 15-Gas inlet tube; 16-feed pipe; 17-flap; 18-shower nozzle; 19-trunnion.
Detailed description of the invention
For further describing the present invention, below in conjunction with drawings and Examples, the Wet-type high-efficient dust arrester that a kind of dust to different-grain diameter of the present invention carries out classification process is described in further details.
A kind of dust to different-grain diameter of the present invention as shown in Figure 1 carries out the structural representation of the Wet-type high-efficient dust arrester of classification process and composition graphs 2 is found out, the Wet-type high-efficient dust arrester that a kind of dust to different-grain diameter of the present invention carries out classification process is combined formed by plenum chamber 1, forward spin flow device 2, side cyclone 3, high-pressure spray injector 4, air-lock device 5, taper flue-dust retainer 6, taper reflective splitter 7, core barrel 8, support 9, airduct 10, water seal arrangement 11, Gas inlet tube 12, discharge pipe 13, and complete machine is loaded in frame 9.Described side cyclone 3 is positioned at the side of forward spin flow device 2, and the air outlet of forward spin flow device 2 communicates with side cyclone Gas inlet tube 14, and described high-pressure spray injector 4 is communicated by the air outlet of airduct 10 with side cyclone 3; Core barrel 8 is positioned at plenum chamber 1, the top of core barrel 8 communicates with the air outlet of high-pressure spray injector 4, bottom and the taper reflective splitter 7 of core barrel 8 are connected, the conical surface of taper reflective splitter 7 is provided with the micropore that multiple air feed flows through, and lower row's mouth of taper reflective splitter 7 communicates with taper flue-dust retainer 6.Air-lock device 5 is arranged on lower row's mouth of side cyclone 3, and water seal arrangement 11 is positioned at lower row's mouth of taper flue-dust retainer 6.
The structural representation of the high pressrue jet apparatus that the present invention as shown in Figure 3 adopts composition graphs 1 are found out, described high-pressure spray injector 4 is made up of Gas inlet tube 15, feed pipe 16, trunnion 19, the flap 17 be arranged in trunnion 19, and the water side of feed pipe 16 is provided with shower nozzle 18 and to be positioned at the middle part of Gas inlet tube 15 corresponding with trunnion 19.Described shower nozzle 18 is made up of rotatable core body and housing two parts, and housing is threaded onto on core body, can the size at adjustable spraying angle by rotating.Flap 17 changes airflow direction, accelerates air velocity change, improves dust and water smoke making contact probability, improve aggregation efficiency.
A kind of dust to different-grain diameter of the present invention as shown in Figure 4 carries out the Wet-type high-efficient dust arrester airflow direction flow chart of classification process and composition graphs 1, Fig. 2 find out, first dusty gas enters forward spin flow device 2 by blast pipe 12 and removes most of big dust particle approaching side cyclone 3, trap under centrifugal action, enter ash bucket, dry type is discharged; Air (accounting for total air 40%) containing fine dust after purification is concentrated enters high-pressure spray injector 4, dust laden air mixes with water and traps, enter core barrel 8, the gas of discharging with forward spin flow device 2 mixed collection in core barrel 8, after taper reflective splitter 7, dust-laden waste water is discharged by taper flue-dust retainer 6 and water seal arrangement 11, and after purification, cleaned air is through taper reflective splitter 7, and the discharge pipe 13 entering plenum chamber 1 is discharged.
Claims (3)
1. the dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process, containing forward spin flow device (2), the blast pipe (12) be connected with forward spin flow device (2) side direction, plenum chamber (1), the bottom of plenum chamber (1) is taper flue-dust retainer (6), plenum chamber (1) is also provided with the discharge pipe (13) that cleaned air is discharged, complete machine is loaded in frame (9), it is characterized in that: it is also containing side cyclone (3), high-pressure spray injector (4); Described side cyclone (3) is positioned at the side of forward spin flow device (2), the air outlet of forward spin flow device (2) communicates with side cyclone Gas inlet tube (14), and described high-pressure spray injector (4) is communicated by the air outlet of airduct (10) with side cyclone (3); Core barrel (8) is provided with in described plenum chamber (1), the top of core barrel (8) communicates with the air outlet of high-pressure spray injector (4), bottom and the taper reflective splitter (7) of core barrel (8) are connected, the conical surface of taper reflective splitter (7) is provided with the micropore that multiple air feed flows through, and lower row's mouth of taper reflective splitter (7) communicates with taper flue-dust retainer (6); Described high-pressure spray injector (4) is made up of Gas inlet tube (15), feed pipe (16), trunnion (19), the flap (17) be arranged in trunnion (19), and the water side of feed pipe (16) is provided with shower nozzle (18) and to be positioned at the middle part of Gas inlet tube (15) corresponding with trunnion (19); The nozzle of described shower nozzle (18) adopts Venturi nozzle.
2. a kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process as claimed in claim 1, it is characterized in that: described shower nozzle (18) is made up of rotatable core body and housing two parts, and housing is threaded onto on core body.
3. a kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process as claimed in claim 1 or 2, it is characterized in that: lower row's mouth of described side cyclone (3) is provided with air-lock device (5), be provided with water seal arrangement (11) at lower row's mouth of taper flue-dust retainer (6); Described air-lock device (5) is star-like flapper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310560499.7A CN103657310B (en) | 2013-11-12 | 2013-11-12 | A kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310560499.7A CN103657310B (en) | 2013-11-12 | 2013-11-12 | A kind of dust to different-grain diameter carries out the Wet-type high-efficient dust arrester of classification process |
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| Publication Number | Publication Date |
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| CN103657310A CN103657310A (en) | 2014-03-26 |
| CN103657310B true CN103657310B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN107774652A (en) * | 2016-08-31 | 2018-03-09 | 天津市弘亚润滑粉制造有限公司 | A kind of powdered lubricant crushes cleaner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD404327S (en) * | 1998-02-04 | 1999-01-19 | Tai Chany Enterprises Company Limited | Sound module |
| CN2394720Y (en) * | 1999-10-18 | 2000-09-06 | 郭长柱 | Jet flux dust collector |
| CN101539026A (en) * | 2009-04-10 | 2009-09-23 | 煤炭科学研究总院西安研究院 | Multi-stage non-powered orifice dust remover |
| CN201500496U (en) * | 2009-09-10 | 2010-06-09 | 李永吉 | Dust removing device for mining |
| CN201598031U (en) * | 2009-12-29 | 2010-10-06 | 鄂尔多斯市乌兰煤炭集团有限责任公司 | Coal mine conveying belt transferring point dust removing device |
-
2013
- 2013-11-12 CN CN201310560499.7A patent/CN103657310B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD404327S (en) * | 1998-02-04 | 1999-01-19 | Tai Chany Enterprises Company Limited | Sound module |
| CN2394720Y (en) * | 1999-10-18 | 2000-09-06 | 郭长柱 | Jet flux dust collector |
| CN101539026A (en) * | 2009-04-10 | 2009-09-23 | 煤炭科学研究总院西安研究院 | Multi-stage non-powered orifice dust remover |
| CN201500496U (en) * | 2009-09-10 | 2010-06-09 | 李永吉 | Dust removing device for mining |
| CN201598031U (en) * | 2009-12-29 | 2010-10-06 | 鄂尔多斯市乌兰煤炭集团有限责任公司 | Coal mine conveying belt transferring point dust removing device |
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| CN103657310A (en) | 2014-03-26 |
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Address after: 243000 Xitang Road, Ma'anshan Economic Development Zone, Anhui, No. 666 Patentee after: MAANSHAN Mine Research Institute Co.,Ltd. Address before: 243000 Xitang Road, Ma'anshan Economic Development Zone, Anhui, No. 666 Patentee before: SINOSTEEL MAANSHAN INSTITUTE OF MINING RESEARCH Co.,Ltd. |
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