CN1104124A - Dust-removing device - Google Patents
Dust-removing device Download PDFInfo
- Publication number
- CN1104124A CN1104124A CN 94104531 CN94104531A CN1104124A CN 1104124 A CN1104124 A CN 1104124A CN 94104531 CN94104531 CN 94104531 CN 94104531 A CN94104531 A CN 94104531A CN 1104124 A CN1104124 A CN 1104124A
- Authority
- CN
- China
- Prior art keywords
- impeller
- dust arrester
- dust
- described dust
- water
- Prior art date
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 14
- 239000003463 adsorbent Substances 0.000 claims description 14
- 229910052717 sulfur Inorganic materials 0.000 claims description 14
- 239000011593 sulfur Substances 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 13
- 239000003517 fume Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims 1
- 239000002352 surface water Substances 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000000779 smoke Substances 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 230000023556 desulfurization Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000003009 desulfurizing effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention relates to a dust-removing equipment, including a shell body equipped with an ash bucket and connected with smoke flue and at least a vane wheel supported in the shell body. The described vane wheel is connected with a driving device by a transmission shaft, and on at least one side surface near to the vane wheel a water-spraying device connected with separation liquid is placed. The invented product is simple in structure, is low in cost and is easy for maintenance, is small in water consumption and secondary dust raising is not produced, and the dust-removing and desulfuration can be synchronously implemented. Its dust-removing efficiency is up to above 97%, and its desulfuration efficiency can be regulated and controlled. It also can be substituted for induced draught fan, and can be used for dust-removing, desulfuration and sand-aerating dust-removing of boiler and kiln, etc..
Description
The present invention relates generally to the separator of gas and solid, specifically relates to a kind ofly make release agent is isolated dispersed granules from gas by centrifugal force device with liquid.
Current, the countries in the world air pollution is serious day by day, and wherein burning boiler and Industrial Stoves are one of primary pollution source.The dust removal with machine device category that known these type of pollution sources of control are adopted is various, its dust-cleaning principle is by gravity, inertia force, centrifugal force, collision, adhesion and aggregation, moisture film and material filtering etc. the dust in the flue gas to be separated from gas, reaches the purpose of purifying exhaust air.The most of operation principles of these equipment are single, gas flow during dedusting, equipment and part stationary are motionless, fail above-mentioned principle is comprehensively used, thereby its complex structure, the consumption steel are many, volume is big, floor space is big, cost is high, inconvenient maintenance, efficiency of dust collection are low.Cause reentrainment of dust, contaminated environment during the dust discharge of dry dust removal method; Spray and water curtain dedusting hourly water consumption are big, and environment distributes a large amount of water droplets, water smoke towards periphery again.As the need desulfurization, use independent desulphurization system again, desulfurization in the lump, and the difficult regulation and control of dust-removal and desulfurizing efficient.
The objective of the invention is to overcome above-mentioned shortcoming, provide a kind of simple in structure, the consumption steel are few, floor space is little, cheap, easy to maintenance, water consumption is few, free from environmental pollution, dust arrester that efficiency of dust collection is high.
Another object of the present invention provides a kind of dedusting and desulfurization integrated dust arrester.
The technical solution that realizes the object of the invention is as follows:
A kind of dust arrester, comprise a housing that ash bucket is housed that links to each other with fume ducts and at least one impeller that is supported in the housing, described impeller links to each other with drive unit by power transmission shaft, is being provided with the water injector that links to each other with separating liquid near at least one side of impeller.
Dust arrester of the present invention is simple in structure, volume is little, cheap, easy to maintenance, water consumption is few, do not produce reentrainment of dust, efficiency of dust collection can reach more than 97%.As in separating liquid, adding sulfur adsorbent, also can remove the SO in the flue dust simultaneously
2, desulfuration efficiency is adjustable.
Other details of dust arrester of the present invention and advantage can understand by reading the embodiment hereinafter encyclopaedize in conjunction with the accompanying drawings, wherein:
Fig. 1 is the structural representation of dust arrester of the present invention;
Fig. 2 is the front view of an embodiment of the impeller that uses of dust arrester of the present invention;
Fig. 3 is the side view of impeller shown in Figure 2;
Fig. 4 is the aperture plate schematic diagram that is contained in impeller shown in Figure 2 both sides;
Fig. 5 is the front view of another embodiment of impeller of dust arrester use of the present invention;
Fig. 6 is the side view of impeller shown in Figure 5;
Fig. 7 be dust arrester of the present invention use be contained in support of bearing structural representation in the housing;
Fig. 8 is the water injector schematic diagram that dust arrester of the present invention uses.
With reference to Fig. 1.Dust arrester shown in the figure is a horizontal positioned.Make in the middle of in the housing 5 of dust arrester with the impeller outer toroidal adapt dolioform, its two ends are provided with ring flange 9, one ends and link to each other by the fume ducts 11a of bend pipe 10 with the flue dust inlet, the other end links to each other with flue gas after being purified pipeline 11b.Ash bucket 7 is equipped with in the bottom of housing 5, and valve 8 is housed under the ash bucket.In order to be easy to discharge dust, the angle of ash bucket and duct wall is greater than 60 °, so that the grit of cohesion flows into ash bucket.Impeller 3 is housed in housing 5, and bearing bracket stand 4(sees Fig. 7), the two ends of the power transmission shaft 2 of impeller 3 are supported on bearing bracket stand 4 respectively and are contained on the sealed bearing 6 on the bend pipe 10.Power transmission shaft 2 can link to each other with motor 1 and dragged by it by shaft coupling.Also can pass through belt, gear etc. link to each other with motor or other prime mover.Bearing bracket stand 4 can be made into shape shown in Figure 7, connect with several spokes between bearing block 41 and the outer shroud 42, so that the flue gas that purifies is discharged from the space between the spoke, outer shroud 42 can be used universal mode, and for example bolt or the welding with the wall that penetrates housing 5 is fixed in the housing 5.
For easy to disassembly and maintenance, housing 5 can be made the two halves of separating vertically, middle being tightly connected with flange is integral.
With reference to Fig. 5 and Fig. 6.Shown in Fig. 5-6 is the impeller of the another kind of form of dust arrester use of the present invention, this does not have blade above impeller, the arc spoke 34 of some outer ends to the bending of impeller mid-plane is equipped with in both sides on wheel hub 35, fuse with some annulus 36 between the both sides spoke 34.This blade wheel structure is simple, is easy to make.Spoke 34 is convenient to have the liquid that condenses grit and is moved to cylindrical in the middle of impeller as camber, dished out at last, and grit is fallen in the ash bucket 7.Those of ordinary skill in the art is understood that, impeller can also be made various ways, make arc form, plane to the bending of the impeller mid-plane formula that combines with arc as straight spoke type, impeller two sides shape, blade also can be made into prismatic blade, needs this moment to use existing air-introduced machine in the front of dust arrester of the present invention.
With reference to Fig. 1 and Fig. 8.Water injector is equipped with in both sides at impeller 3.Water injector shown in the figure is one simple, and the ring pipe 13 of spray orifice 12 is arranged on it, and ring pipe 13 links to each other with straight tube 14 through valve 18.Straight tube 14 communicates with water source and sulfur adsorbent fluid box 17 from the beginning respectively through injector 15, at injector 15 with valve 18 is housed between the water source from the beginning, on the pipeline 16 between sulfur adsorbent fluid box 17 and the injector 15 valve 18 is housed also.Ring pipe 13 can be according to the size of impeller diameter, in a side or two sides the annular spray pipe of or two or more different-diameters is set respectively, so that make moisture film be covered with whole impeller surface.Also shower nozzle or nozzle can be installed on the ring pipe.Also can adopt some other mode to spray water,, on axle, hole and spray water to impeller surface near the impeller place as axle 2 is made hollow shaft.
During use, flange 9 and fume ducts 11a are passed through in the two ends of dust arrester of the present invention, 11b links to each other.Start motor 1 and open running water valve 18 simultaneously, make water spray to impeller surface from the spray orifice 12 of ring pipe 13.Motor 1 is by power transmission shaft 2 impeller 3 rotations at a high speed, and the collision of quickening the grit in the flue gas in the pipeline is gathered and produced the grit that powerful centrifugal force will gather and throws to pipeline dirt road, and grit falls into ash bucket 7 in the effect of gravity and inertia force.Simultaneously, water is under the centrifugal action that impeller rotates at a high speed, form moisture film in impeller surface, when flue-gas temperature was higher than 100 ℃, water section was vaporized, and produced the steam mist around impeller, grit is played filtration, barrier effect, and increase adhering to and weight, the collision of having quickened micronic dust particle gather and the separating of centrifugal force.Dust in ash bucket 7 gathers to a certain degree can open valve 8 discharges.
After tested, utilize dust arrester dedusting of the present invention, use one-level impeller efficiency of dust collection can reach 97%.As require efficiency of dust collection better, and can be connected in series secondary or three grades or multi-stage impeller in one-level impeller back in the same way and dispose corresponding water injector and get final product, efficiency of dust collection is decided by impeller rotation, sum of series injection flow rate size.As the need desulfurization, certain density sulfur adsorbent solution can be added, in sulfur adsorbent liquor box 17 as aqua calcis, ammonia salting liquids etc. are opened valve 18 to make sulfur adsorbent solution through pipeline 16, and injector 15 and running water are together through pipeline 14, ring pipe 13 is by spray orifice 12 ejections.Utilize impeller to rotate at a high speed, for example the water smoke that produces with the moisture film of 800～1500 rev/mins of generations and sulfur adsorbent solution makes the SO in the flue gas
2With the sulfur adsorbent haptoreaction, product is dished out with grit under action of centrifugal force.Recycle SO as need
2, can adopt multi-stage impeller, and be divided into dedusting, desulfurization two parts carry out respectively, water injection system with spray the sulfur adsorbent solution system and separate.In order to guarantee SO
2With sulfur adsorbent there is the enough haptoreaction time, improves desulfuration efficiency, can also on bend pipe 10, increase the aqueous solution that once spray contains sulfur adsorbent, so that increase SO
2With the time of contact of sulfur adsorbent.Desulfuration efficiency is by the sulfur adsorbent kind of selecting and impeller progression and the decision of haptoreaction time.
Dust arrester of the present invention has fully utilized principles such as gravity, inertia force, centrifugal force, collision, adhesion and aggregation, moisture film and filtration, the efficiency of dust collection height can be directly installed in the fume pipe, and volume is little, take up an area of less, dust-removal and desulfurizing can be incorporated into one, simple in structure, cheap.Its housing can be taken apart from the centre when parts damages or efficiency of dust collection reduce, be taken out part replacement or maintenance.Use dust arrester of the present invention not have reentrainment of dust, free from environmental pollution, save a large amount of waters, also can replace air-introduced machine, dust-removal and desulfurizing efficient is adjustable.Can be used for boiler, kiln dedusting, desulfurization and blast dedusting etc.
Claims (11)
1, a kind of dust arrester, comprise a housing that links to each other with fume ducts and water injector, the invention is characterized in and comprise that also one is contained in the ash bucket on the housing and is supported at least one interior impeller of housing, described impeller links to each other with drive unit by power transmission shaft, and described water injector is located near linking to each other at least one side of blade and with separating liquid.
2, according to the described dust arrester of claim 1, the side that it is characterized in that described impeller is a planar shaped or to the arc of impeller mid-plane bending, the outside of bladed wheel skeleton is covered with the oblique grid of metal.
3,, it is characterized in that described impeller both sides are equipped with the arc spoke of some outer ends to the bending of impeller mid-plane on wheel hub according to the described dust arrester of claim 1.
4,, it is characterized in that fusing with some annulus between the arc spoke of described both sides according to the described dust arrester of claim 3.
5,, it is characterized in that described water injector is two and is located at the ring pipe that spray orifice is arranged on its of impeller both sides respectively according to the described dust arrester of one of claim 2-4.
6,, it is characterized in that described ring pipe is made up of the annular spray pipe of a plurality of different-diameters according to the described dust arrester of claim 5.
7, according to the described dust arrester of one of claim 2-4, it is characterized in that described power transmission shaft is a hollow shaft, its end that links to each other with drive unit seals, and the other end communicates with water pipe, is drilled with the hole to the impeller surface water spray on the axle near the impeller place.
8,, it is characterized in that described ring pipe links to each other with the sulfur adsorbent liquor box with water source from the beginning simultaneously according to the described dust arrester of claim 6.
9,, it is characterized in that described impeller is made up of the sencond stage impeller of serial connection and is furnished with the corresponding annular pipe according to the described dust arrester of claim 8.
10,, it is characterized in that three grades of impellers compositions of described impeller serial connection and be furnished with the corresponding annular pipe according to the described dust arrester of claim 8.
11, according to claim 9 or 10 described dust arresters, it is characterized in that described housing is made up of the two halves of separating vertically, middle being tightly connected with flange is integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104531 CN1032955C (en) | 1994-04-28 | 1994-04-28 | Dust-removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104531 CN1032955C (en) | 1994-04-28 | 1994-04-28 | Dust-removing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1104124A true CN1104124A (en) | 1995-06-28 |
| CN1032955C CN1032955C (en) | 1996-10-09 |
Family
ID=5031649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94104531 Expired - Fee Related CN1032955C (en) | 1994-04-28 | 1994-04-28 | Dust-removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1032955C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143218A (en) * | 2013-03-28 | 2013-06-12 | 段鳗珊 | Impact spray dust-removing equipment |
| CN101224362B (en) * | 2007-11-06 | 2014-03-05 | 宋国柱 | Dedusting method and device |
| CN104147856A (en) * | 2014-07-21 | 2014-11-19 | 济南乾坤环保设备有限公司 | Dynamic wave turbulence oil removing and dust removing device |
| CN106268149A (en) * | 2014-07-11 | 2017-01-04 | 蒋春花 | A kind of gas purifier purifying air |
| CN107823981A (en) * | 2017-12-12 | 2018-03-23 | 浙江大风范家具股份有限公司 | Environmentally friendly zero-emission lacquer fog purifier |
| CN107998793A (en) * | 2016-11-02 | 2018-05-08 | 天津天控科技有限公司 | Automated control factory environmental protecting device |
| CN108246037A (en) * | 2018-03-26 | 2018-07-06 | 台州市艾伯特环境工程有限公司 | A kind of paint spraying machine emission-control equipment |
| CN109675385A (en) * | 2019-01-16 | 2019-04-26 | 黄婷静 | A kind of moisture film method chemical industrial waste gas purifying device |
| CN115419919A (en) * | 2022-07-25 | 2022-12-02 | 湖北鑫星节能炉具有限公司 | Negative pressure combustion biomass particle smokeless furnace |
-
1994
- 1994-04-28 CN CN 94104531 patent/CN1032955C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101224362B (en) * | 2007-11-06 | 2014-03-05 | 宋国柱 | Dedusting method and device |
| CN103143218A (en) * | 2013-03-28 | 2013-06-12 | 段鳗珊 | Impact spray dust-removing equipment |
| CN106268149A (en) * | 2014-07-11 | 2017-01-04 | 蒋春花 | A kind of gas purifier purifying air |
| CN106310858A (en) * | 2014-07-11 | 2017-01-11 | 蒋春花 | Working method of air purifier for air purification |
| CN106422624A (en) * | 2014-07-11 | 2017-02-22 | 蒋春花 | Gas purifier for purifying the air and working method thereof |
| CN104147856A (en) * | 2014-07-21 | 2014-11-19 | 济南乾坤环保设备有限公司 | Dynamic wave turbulence oil removing and dust removing device |
| CN107998793A (en) * | 2016-11-02 | 2018-05-08 | 天津天控科技有限公司 | Automated control factory environmental protecting device |
| CN107823981A (en) * | 2017-12-12 | 2018-03-23 | 浙江大风范家具股份有限公司 | Environmentally friendly zero-emission lacquer fog purifier |
| CN108246037A (en) * | 2018-03-26 | 2018-07-06 | 台州市艾伯特环境工程有限公司 | A kind of paint spraying machine emission-control equipment |
| CN109675385A (en) * | 2019-01-16 | 2019-04-26 | 黄婷静 | A kind of moisture film method chemical industrial waste gas purifying device |
| CN115419919A (en) * | 2022-07-25 | 2022-12-02 | 湖北鑫星节能炉具有限公司 | Negative pressure combustion biomass particle smokeless furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1032955C (en) | 1996-10-09 |
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Owner name: BEIJING DEKUN KAIYUAN ENVIRONMENTAL TECHNOLOGY CO Free format text: FORMER OWNER: YANG ZHUANFANG Effective date: 20010807 |
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Effective date of registration: 20010807 Address after: 100083 building two, geological middle school, No. 31, Haidian District, Beijing, Xueyuan Road Patentee after: Beijing Dekun Kaiyuan Environmental Protection Technology Co. Ltd. Address before: 100088, eight, No. 16, No. 7, No. 9, Xinjie street, Xinjie street, Beijing, Xicheng District Patentee before: Yang Chuanfang |
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