CN103768873A - Flue gas dust-removal and purification device - Google Patents
Flue gas dust-removal and purification device Download PDFInfo
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- CN103768873A CN103768873A CN201410031491.6A CN201410031491A CN103768873A CN 103768873 A CN103768873 A CN 103768873A CN 201410031491 A CN201410031491 A CN 201410031491A CN 103768873 A CN103768873 A CN 103768873A
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Abstract
The invention discloses a flue gas dust-removal and purification device. The flue gas dust-removal and purification device comprises a cabin which is communicated with the right end of a flue gas pipeline of a boiler, wherein a purified flue gas outlet is formed in the chamber; a plurality of filter chambers are formed in an inner cavity of the cabin; each filter chamber comprises a plurality of dust-removal filter bags which are arranged in the inner cavity of the cabin; a plurality of injection pipes capable of injecting compressed air flow are arranged above each filter chamber; an injection hole is formed in a part, corresponding to an upper opening of each dust-removal filter bag, on each injection pipe; the lower end of the cabin is connected with at least one ash collecting hopper. The flue gas dust-removal and purification device is simple in structure, high in dust removal efficiency, small in occupied area, low in investment and low in operation cost.
Description
Technical field
The present invention relates to a kind of flue gas purifying equipment, refer to especially a kind of flue-gas dust removal and purification device.
Background technology
Air pollution problems inherent increases the weight of day by day in recent years, and China, as a developing power, will face the severe situation that air pollution constantly increases the weight of in significant period of time from now on.Along with the continuous increase of energy demand, the pollution problem that fume emission causes becomes increasingly conspicuous, air environmental pollution control problem, constantly causes that the whole world extensively pays much attention to, and developing flue gas purifying equipment and technology efficient, energy-conservation, high performance-price ratio is from basic solution environmental issue.
Under this background, flue gas ash removal technology is subject to extensive concern, but existing fume dust remover floor space is large, and investment and operating cost are high, bring certain difficulty to large scale application.
Summary of the invention
The object of the present invention is to provide a kind of flue-gas dust removal and purification device, it is simple in structure, efficiency of dust collection is high, floor space is little, investment and operating cost low.
To achieve these goals, the invention provides a kind of flue-gas dust removal and purification device, comprising the cabin body being communicated with boiler smoke pipeline right-hand member, described cabin body is provided with purifying smoke outlet, described cabin intracoelomic cavity is provided with multiple filter chambers, each described filter chamber comprises multiple dedusting filtering bags that are arranged at cabin intracoelomic cavity, each described filter chamber top is provided with multiple injection tubes that spray compressed air stream, in each injection tube, be respectively equipped with injection hole with the corresponding position suitable for reading of each dedusting filtering bag, body lower end, described cabin connects at least one ash bucket.
Each described injection tube is connected with drum, and described drum is connected with pulse valve.
Intracoelomic cavity top, described cabin is fixed with the card of horizontal positioned, air-purifying chamber is formed at described card and body top, cabin, described injection tube is arranged in air-purifying chamber, and one end is fixed by positioning device on card, described card surface is provided with multiple through holes, and the suitable for reading of each described dedusting filtering bag is individually fixed in each through hole.
Described card right part is provided with described purifying smoke outlet, and the position between described card and intracoelomic cavity bottom, cabin and between filter chamber and purifying smoke outlet is provided with dividing plate, and the below that described cabin body right-hand member is positioned at card is uncovered.
Described purifying smoke outlet top is provided with lifting cylinder, and described lifting cylinder upper end is fixed on air-purifying chamber, and the piston-rod lower end of described lifting cylinder bottom is connected with the lift valve that can open and close purifying smoke outlet, and described lift valve is arranged in air-purifying chamber.
Each described dedusting filtering bag is to be made up of porous filter cloth, and each described dedusting filtering bag upper end is connected with stainless steel reinforcing mat, and each described stainless steel reinforcing mat is individually fixed on each through hole.
Described ash bucket is back taper bucket.
Adopt after such scheme, flue-gas dust removal and purification device of the present invention by arranging multiple dedusting filtering bags in the body of cabin, in the time that flue gas enters cabin body, dust in flue gas filters through dedusting filtering bag, bulky grain dust is fallen in ash bucket under Action of Gravity Field, granule dust is adhered to dedusting filtering bag surface, and the flue gas purifying is gone out from filter bag is suitable for reading after entering dedusting filtering bag, and finally discharge from purifying smoke outlet, by the injection tube of the compressed air stream of can jetting is set above each dedusting filtering bag, make each injection hole in injection tube suitable for reading corresponding with each dedusting filtering bag respectively, in the time that the dust on dedusting filtering bag amasss to a certain extent, the compressed air stream blowing out by the injection hole in injection tube blows off the dust on each dedusting filtering bag in ash bucket, this apparatus structure is simple, floor space is little, efficiency of dust collection is high, and investment and operating cost are low.
Further beneficial effect of the present invention is: the drum being connected with each injection tube is set, and drum is connected with pulse valve, design can guarantee in the time of the certain dust of dedusting filtering bag surface deposition like this, remove in time, guarantee the normal filtration work of dedusting filtering bag, deashing pressure is little, and deashing frequency is low, energy consumption is little, little to dedusting filtering bag damage.
Further beneficial effect of the present invention is: by the fixing card on intracoelomic cavity top, cabin, make card and body top, cabin form overall air-purifying chamber, project organization is simple like this, air-tightness is good by the each through hole being individually fixed on card suitable for reading each dedusting filtering bag, in factory, process installation with deashing compressed air spraying pipe of positioner etc., guarantee the vertical-type location of injection tube and filter bag, make air-purifying chamber scene quick and easy for installation, accurate positioning, improve the service life of operating efficiency and filter bag, be convenient to the maintenance that works online of situ purification device.
Further beneficial effect of the present invention is: by establish purifying smoke outlet at card right part, and establish dividing plate in the position between card and intracoelomic cavity bottom, cabin and between filter chamber and purifying smoke outlet, and the below that cabin body right-hand member is positioned at card is uncovered, design is convenient to flue gas and is out discharged to outside through air-purifying chamber like this, it is simple in structure, is convenient to processing.
Further beneficial effect of the present invention is: by lifting cylinder being set above purifying smoke outlet, the piston-rod lower end of lifting cylinder bottom is connected with the lift valve that can open and close purifying smoke outlet, design can be worked as device inside and broken down need to overhaul time like this, to promote valve gap in purifying smoke outlet by lifting cylinder, and can block flue gas and overhaul.
Further beneficial effect of the present invention is: each dedusting filtering bag is designed to be made up of porous filter cloth, connect stainless steel reinforcing mat in each dedusting filtering bag upper end, and each stainless steel reinforcing mat is individually fixed on each through hole, the design compressed air stream that can guarantee to jet in injection tube sprays in dedusting filtering bag completely like this, and stainless steel reinforcing mat is set can strengthens the suitable for reading anti-winding-up airflow scouring intensity of dedusting filtering bag.
Accompanying drawing explanation
Fig. 1 is the structural representation of flue-gas dust removal and purification device of the present invention;
Fig. 2 is the structural representation of the dedusting filtering bag of flue-gas dust removal and purification device of the present invention;
Fig. 3 is that injection tube of the present invention is positioned the sectional structure schematic diagram in air-purifying chamber.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, can be implemented, but illustrated embodiment is not as a limitation of the invention so that those skilled in the art can better understand the present invention also.
As shown in Figure 1, flue-gas dust removal and purification device of the present invention, comprises the cabin body 2 being communicated with boiler smoke pipeline 1 right-hand member, and the inner chamber of cabin body 2 is provided with multiple filter chambers 3, and each filter chamber 3 comprises multiple vertical dedusting filtering bags 4 to placing that are arranged at cabin body 2 inner chambers.Shown in Fig. 2, dedusting filtering bag 4 is cylindrical shells of being made up of porous filter cloth, and its upper end is connected with tubular stainless steel reinforcing mat 5.Shown in Fig. 3, the inner chamber top of cabin body 2 is fixed with the card 6 of horizontal positioned, and card 6 forms overall air-purifying chamber 7 with the top of cabin body 2.The surface of card 6 is provided with multiple through holes 8, the stainless steel reinforcing mat 5 of each dedusting filtering bag 4 upper ends is fixedly installed in respectively in each through hole 8, the right part of card 6 is provided with purifying smoke outlet 9, position between the inner chamber bottom of card 6 and cabin body 2 between multiple filter chambers 3 and purifying smoke outlet 9 is provided with dividing plate 10, and the below that the right-hand member of cabin body 2 is positioned at card 6 is open design.Purifying smoke exports 9 tops and is provided with lifting cylinder 12, and the upper end of lifting cylinder 12 is fixed on air-purifying chamber 7, and the piston-rod lower end of its underpart is connected with the lift valve 11 for opening and closing purifying smoke outlet 9, and lift valve 11 is arranged in air-purifying chamber 7.In air-purifying chamber 7, be provided with multiple L shaped injection tubes 13, the upper end of each injection tube 13 is connected with drum 14, and drum 14 is connected with pulse valve 15.Being fixed on card 6 below by positioner 18 of each injection tube, the lower surface of each injection tube 13 is respectively equipped with injection hole 16 with the suitable for reading corresponding position of each dedusting filtering bag 4, and body 2 lower ends in cabin connect the ash bucket 17 of at least one back taper.
When work, in each dedusting filtering bag 4 of multiple filter chambers 3 of flue gas in boiler smoke pipeline 1 enters cabin body 2, dust in flue gas filters through dedusting filtering bag 4, bulky grain dust is fallen in ash bucket 17 under Action of Gravity Field, granule dust is adhered to dedusting filtering bag 4 surfaces, the flue gas being cleaned enters air-purifying chamber 7 from suitable for reading the going out of dedusting filtering bag 4 after entering dedusting filtering bag 4, and discharge through purifying smoke outlet 9, by the injection tube 13 of the compressed air stream of can jetting is set above each dedusting filtering bag 4, make each injection hole 16 in injection tube 13 suitable for reading corresponding with each dedusting filtering bag 4 respectively, in the time that the dust on dedusting filtering bag 4 amasss to a certain extent, act on by drum 14 and pulse valve 15, compressed air stream is blown out by the injection hole 16 in injection tube 13, dust on each dedusting filtering bag 4 is blown off in ash bucket 17, guarantee the normal filtration work of dedusting filtering bag 4, its deashing pressure is little, deashing frequency is low, energy consumption is little, damage to dedusting filtering bag 4 is little.This apparatus structure is simple, and floor space is little, and efficiency of dust collection is high, and investment and operating cost low.
The above embodiment is only the preferred embodiment for absolutely proving that the present invention lifts, and protection scope of the present invention is not limited to this.What those skilled in the art did on basis of the present invention is equal to alternative or conversion, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (7)
1. a flue-gas dust removal and purification device, it is characterized in that: comprise the cabin body being communicated with boiler smoke pipeline right-hand member, described cabin body is provided with purifying smoke outlet, described cabin intracoelomic cavity is provided with multiple filter chambers, each described filter chamber comprises multiple dedusting filtering bags that are arranged at cabin intracoelomic cavity, each described filter chamber top is provided with multiple injection tubes that spray compressed air stream, in each injection tube, is respectively equipped with injection hole with the corresponding position suitable for reading of each dedusting filtering bag, and body lower end, described cabin connects at least one ash bucket.
2. flue-gas dust removal and purification device according to claim 1, is characterized in that: each described injection tube is connected with drum, and described drum is connected with pulse valve.
3. flue-gas dust removal and purification device according to claim 1, it is characterized in that: intracoelomic cavity top, described cabin is fixed with the card of horizontal positioned, air-purifying chamber is formed at described card and body top, cabin, described injection tube is arranged in air-purifying chamber, and one end is fixed by positioning device on card, described card surface is provided with multiple through holes, and the suitable for reading of each described dedusting filtering bag is individually fixed in each through hole.
4. flue-gas dust removal and purification device according to claim 3, it is characterized in that: described card right part is provided with described purifying smoke outlet, position between described card and intracoelomic cavity bottom, cabin between filter chamber and purifying smoke outlet is provided with dividing plate, and the below that described cabin body right-hand member is positioned at card is uncovered.
5. flue-gas dust removal and purification device according to claim 4, it is characterized in that: described purifying smoke outlet top is provided with lifting cylinder, described lifting cylinder upper end is fixed on air-purifying chamber, the piston-rod lower end of described lifting cylinder bottom is connected with the lift valve that can open and close purifying smoke outlet, and described lift valve is arranged in air-purifying chamber.
6. flue-gas dust removal and purification device according to claim 1, is characterized in that: each described dedusting filtering bag is to be made up of porous filter cloth, and each described dedusting filtering bag upper end is connected with stainless steel reinforcing mat, and each described stainless steel reinforcing mat is individually fixed on each through hole.
7. flue-gas dust removal and purification device according to claim 1, is characterized in that: described ash bucket is back taper bucket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031491.6A CN103768873A (en) | 2014-01-23 | 2014-01-23 | Flue gas dust-removal and purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031491.6A CN103768873A (en) | 2014-01-23 | 2014-01-23 | Flue gas dust-removal and purification device |
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| Publication Number | Publication Date |
|---|---|
| CN103768873A true CN103768873A (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410031491.6A Pending CN103768873A (en) | 2014-01-23 | 2014-01-23 | Flue gas dust-removal and purification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159798A (en) * | 2016-12-08 | 2018-06-15 | 天津市嘉腾环保设备有限公司 | A kind of cloth bag dust remover |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201140009Y (en) * | 2007-12-27 | 2008-10-29 | 盐城中科节能环保技术创新服务有限公司 | Long-bag impulse bag-type dust remover |
| CN102059026A (en) * | 2009-11-12 | 2011-05-18 | 沈阳铝镁设计研究院 | High-efficiency pre-separation pulse bag-type dust collector |
| CN203777831U (en) * | 2014-01-23 | 2014-08-20 | 冀文平 | Flue gas dust removal purifying device |
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2014
- 2014-01-23 CN CN201410031491.6A patent/CN103768873A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201140009Y (en) * | 2007-12-27 | 2008-10-29 | 盐城中科节能环保技术创新服务有限公司 | Long-bag impulse bag-type dust remover |
| CN102059026A (en) * | 2009-11-12 | 2011-05-18 | 沈阳铝镁设计研究院 | High-efficiency pre-separation pulse bag-type dust collector |
| CN203777831U (en) * | 2014-01-23 | 2014-08-20 | 冀文平 | Flue gas dust removal purifying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159798A (en) * | 2016-12-08 | 2018-06-15 | 天津市嘉腾环保设备有限公司 | A kind of cloth bag dust remover |
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Application publication date: 20140507 |