CN201791436U - Straight through type low-resistance and wear-resistant large dust-removing bagged dust remover - Google Patents
Straight through type low-resistance and wear-resistant large dust-removing bagged dust remover Download PDFInfo
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- CN201791436U CN201791436U CN2010202779915U CN201020277991U CN201791436U CN 201791436 U CN201791436 U CN 201791436U CN 2010202779915 U CN2010202779915 U CN 2010202779915U CN 201020277991 U CN201020277991 U CN 201020277991U CN 201791436 U CN201791436 U CN 201791436U
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- 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
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Abstract
本实用新型是一种直通式低阻、耐磨大除尘型袋式除尘器，其结构是：包括依次焊接相连的上箱体(1)、中箱体(2)及灰斗(3)；在所述中箱体的内部，设有与风道隔板(5)下部焊接相连的风道隔板耐磨装置(6)，还设有多个预分离室(10)，每个预分离室正对中箱体的侧板处所开的进风口(4)。本实用新型可有效避免风道隔板的磨损，从而保证袋式除尘器长期、稳定排放达标：采用了预分离室，可降低布袋处理烟尘的浓度，尤其是大颗粒物的浓度，从而有效延长滤袋使用寿命；进风弯管的取消及上箱体的小型化均能有效地降低除尘器的结构阻力，在同样的滤袋和过滤风速之下，有望获得更低的设备阻力，降低设备运行维护费用，良好的节能效果。
The utility model is a straight-through low-resistance, wear-resistant and large-scale dust-removing bag-type dust collector. Its structure is: comprising an upper box (1), a middle box (2) and an ash hopper (3) welded in sequence; In the inside of the middle box, there is an air passage partition wear-resistant device (6) welded to the lower part of the air passage partition (5), and a plurality of pre-separation chambers (10), each pre-separation The air inlet (4) that the chamber is opened at the side plate place of the box body. The utility model can effectively avoid the wear of the air duct partition, thereby ensuring the long-term and stable emission of the bag filter up to the standard: the pre-separation chamber is adopted, which can reduce the concentration of the dust treated by the bag, especially the concentration of large particles, thereby effectively prolonging the filter life. The service life of the bag; the cancellation of the air inlet elbow and the miniaturization of the upper box can effectively reduce the structural resistance of the dust collector. Under the same filter bag and filtration wind speed, it is expected to obtain lower equipment resistance and reduce equipment operation. Maintenance costs, good energy saving effect.
Description
Technical field
The utility model relates to cleaner, particularly relates to a kind of through type low-resistance, wear-resisting big dedusting type sack cleaner.
Background technology
Present widely used efficient bag-type dust collecting equipment---large-scale long bag and low pulse sack cleaner, the stroke of its air-flow in deduster is as follows: dust-contained airflow enters casing air intake passage the deduster from air inlet, then enter in the ash bucket of each chamber by the air intake bend pipe, air-flow passes cloth bag and enters upper box, is discharged by the air-out passage of middle casing by the blowing-out valve again.
This equipment is applied to grind the processing of chiseling property flue dust, and regular meeting exposes following problems in actual use:
1) dust-contained airflow is when air inlet enters the deduster casing air intake passage, and high velocity air directly causes collision to the air channel dividing plate and washes away, and mainly shows front end, very easily causes the wearing and tearing of front end air channel dividing plate; And the air channel dividing plate is in a single day worn out, and dirt air chamber and air-purifying chamber UNICOM will directly influence dust emission concentration.
2) filter bag of some chamber ad-hoc location of deduster is easy to wearing and tearing.
3) setting of air intake bend pipe and blowing-out valve makes air-flow produce no small local resistance by this two place the time, thereby the drag overall of deduster is increased.And reduce resistance is an important research content of the especially large-scale sack cleaner of sack cleaner all the time.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of have the through type low-resistance of new structure, wear-resisting large-scale sack cleaner, to overcome the problem that prior art exists.
The technical scheme that its technical problem that solves the utility model adopts is: comprise the upper box that is weldingly connected successively, middle casing and ash bucket.The inside of casing in described is provided with the air channel dividing plate wear-resistant device that is weldingly connected with air channel the lower partition, also is provided with a plurality of pre-separations chamber, the air inlet that open over against the side plate place of middle casing each pre-separation chamber.
The utility model compared with prior art has following main beneficial effect:
1. adopted the setting of air channel dividing plate wear-resistant device, can effectively avoid the wearing and tearing of air channel dividing plate, thereby guaranteed that sack cleaner is long-term, stable emissions is up to standard.
2. effectively prolong life of bag filter: adopted the pre-separation chamber, can reduce concentration, the especially concentration of bulky grain thing that cloth bag is handled flue dust, thereby effectively prolong life of bag filter.The pre-separation chamber also has good airflow uniform distribution effect, and this is also very helpful to prolonging life of bag filter.
3. the miniaturization of the cancellation of air intake bend pipe and upper box all can reduce the structural drag of deduster effectively, under same filter bag and filtration velocity, is expected to obtain lower equipment resistance, reduces the equipment operation maintenance expense, good energy-saving effect.
Description of drawings
Fig. 1 is the structural representation of through type low-resistance, wear-resisting large-scale sack cleaner.
Fig. 2 is the left view of Fig. 1.
Among the figure: 1. upper box; 2. middle casing; 3. ash bucket; 4. air inlet; 5. air channel dividing plate; 6. air channel dividing plate wearing plate; 7. air outlet; 8. air intake passage; 9. air-out passage; 10. pre-separation chamber; 11. filter cage, filter bag; 12. pulse spraying equipment; 13. blowing-out valve.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described further, so that understand the utility model better.
The through type low-resistance that the utility model provides, wear-resisting large-scale sack cleaner, be on the large-scale long bag and low pulse sack cleaner of tradition basis, to improve a kind of sack cleaner that is used to handle chiseling property of mill flue dust that forms, its structure is as depicted in figs. 1 and 2: comprise upper box 1, middle casing 2 and ash bucket 3 three parts, each several part connects successively by the mode of welding.
In the inside of upper box 1, be provided with pulse spraying equipment 12 and blowing-out valve 13.Pulse spraying equipment 12 and blowing-out valve 13 all are to be welded on upper box 1 inside.
In the inside of middle casing 2, be provided with air channel dividing plate 5, air channel dividing plate wear-resistant device 6, air intake passage 8, air-out passage 9, pre-separation chamber 10, filter bag and filter cage 11.Wherein:, be welded with air inlet 4, air outlet 7 respectively in the outer end of air intake passage 8 and air-out passage 9.One end of air channel dividing plate 5 is welded on the air inlet 4, and the other end is welded on the air outlet 7.The upper end and upper box 1 bottom of filter bag and filter cage 11 are fixedly linked, and the lower end of filter bag and filter cage 11 freely hangs.
Described air channel dividing plate wear-resistant device 6 is newly-increased parts, and its structure is: be the steel plate at 135 ° of angles with the air channel dividing plate.This air channel dividing plate wear-resistant device is contained in the bottom of air channel dividing plate 5, is weldingly connected with the air channel dividing plate.This air channel dividing plate wear-resistant device can adopt high-abrasive material (for example 16#Mn steel material or employing windward side apply the A3 steel of high-abrasive material) to make, and the effect of air channel dividing plate wear-resistant device 6 is: himself have very strong wearability on the one hand; On the other hand, its structural design has guide functions, and air-flow is down moved, and avoids washing away air channel, rear end dividing plate.
In newly-increased pre-separation chamber 10, the inside of middle casing 2, this separation chamber is arranged in casing, and over against air inlet, baffle plate and support angle steel are formed by facining the wind.The effect of this separation chamber is: dusty gas by modes such as inertial collision, gravitational settlings, is removed the strong big dust particle of most of chiseling property of mill in pre-separation chamber 10.Simultaneously, the effect of shunting can also be played in the pre-separation chamber, reduces the speed of air-flow before entering filter bag, improves the uniformity that air-flow distributes.
Be provided with a plurality of air inlets 4 at the side plate place of middle casing 2, its quantity is identical with the quantity of pre-separation chamber 10.
The air intake place of each chamber of the more traditional large-scale long bag and low pulse sack cleaner of the utility model does not establish the air intake bend pipe, air inlet 4 direct air intakes from middle casing 2 side plates on air intake passage 8 both sides, therefore, under the prerequisite that guarantees air intake passage 8 sizes, the air inlet of side plate is opened greatly as far as possible, thereby make charge air flow speed as far as possible little (≤10m/s), thereby reduce herein local resistance.Upper box 1 is separated into non-interfering several bins, and each bin is provided with a blowing-out valve, to realize the off-line ash-clearing of deduster.Many one times of the more traditional large-scale long bag and low pulse sack cleaner of bin quantity, if for example adopting traditional large-scale long bag and low pulse sack cleaner upper box bin quantity in this example is 12, and the utility model bin quantity will reach 24, the air quantity of each upper box processing has reduced half like this, the specification of blowing-out valve 13 is constant, thereby reduced the speed that air communication is crossed blowing-out valve 13, reduced local resistance herein.Reach from above two aspects and to allow deduster fall the purpose of resistance.
The course of work of the present utility model is: under the suction of blower fan, dusty gas is the air intake passage in the casing 28 from air inlet 4 enters, enter pre-separation chamber 10 again, casing 2 inside in then entering, dusty gas leads to the filtration of filter cage, filter bag 11, blowing-out valve 13 through upper box 1 enters air-out passage 9, finally enters atmosphere by chimney.
The utility model is applicable to the processing that contains chiseling property of mill dust flue gas in the removing dust project, can be widely used on the dust treatment of raw material in the steel industry, sintering, ironmaking ore deposit groove, coking, also can be applicable to the improvement of other chiseling property of industry mill flue dust, good promotion and application prospect is arranged.
More than explanation only is an Application Example of the present utility model, can not limit the utility model with this certainly.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202779915U CN201791436U (en) | 2010-07-30 | 2010-07-30 | Straight through type low-resistance and wear-resistant large dust-removing bagged dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202779915U CN201791436U (en) | 2010-07-30 | 2010-07-30 | Straight through type low-resistance and wear-resistant large dust-removing bagged dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201791436U true CN201791436U (en) | 2011-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202779915U Expired - Fee Related CN201791436U (en) | 2010-07-30 | 2010-07-30 | Straight through type low-resistance and wear-resistant large dust-removing bagged dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201791436U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055651A (en) * | 2013-02-05 | 2013-04-24 | 武汉科技大学 | Dual inertial separation combined type cloth-bag dust remover |
| CN104031691A (en) * | 2014-06-24 | 2014-09-10 | 中节能天辰(北京)环保科技有限公司 | Blast furnace gas dust removal system |
| CN106178738A (en) * | 2016-08-31 | 2016-12-07 | 凯天环保科技股份有限公司 | A kind of Modular high-temperature smoke duster |
| CN108525414A (en) * | 2018-07-03 | 2018-09-14 | 福建南方路面机械有限公司 | A kind of uniform bag filter of cloth wind and bag filter even distributing wind method |
| CN115025584A (en) * | 2022-06-07 | 2022-09-09 | 广州广重企业集团有限公司 | Bag type dust collector |
-
2010
- 2010-07-30 CN CN2010202779915U patent/CN201791436U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055651A (en) * | 2013-02-05 | 2013-04-24 | 武汉科技大学 | Dual inertial separation combined type cloth-bag dust remover |
| CN104031691A (en) * | 2014-06-24 | 2014-09-10 | 中节能天辰(北京)环保科技有限公司 | Blast furnace gas dust removal system |
| CN106178738A (en) * | 2016-08-31 | 2016-12-07 | 凯天环保科技股份有限公司 | A kind of Modular high-temperature smoke duster |
| CN108525414A (en) * | 2018-07-03 | 2018-09-14 | 福建南方路面机械有限公司 | A kind of uniform bag filter of cloth wind and bag filter even distributing wind method |
| CN115025584A (en) * | 2022-06-07 | 2022-09-09 | 广州广重企业集团有限公司 | Bag type dust collector |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20160730 |