CN101844017B - Online broken bag blocking device for pulse jet bag type dust collector - Google Patents
Online broken bag blocking device for pulse jet bag type dust collector Download PDFInfo
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- CN101844017B CN101844017B CN201010171829XA CN201010171829A CN101844017B CN 101844017 B CN101844017 B CN 101844017B CN 201010171829X A CN201010171829X A CN 201010171829XA CN 201010171829 A CN201010171829 A CN 201010171829A CN 101844017 B CN101844017 B CN 101844017B
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- Prior art keywords
- bag
- dust collector
- shrouding
- screw rod
- pad
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Abstract
The invention discloses an online broken bag blocking device for a pulse jet bag type dust collector. The device comprises a closing plate, a spacer and a screw rod. The closing plate and the spacer are superposed on each other and are provided with corresponding installing holes; the lower end of the screw rod is provided with a hook; the top end of the screw rod is inserted into the installing hole from the lower side of the spacer and extends out of the closing plate; and a nut is screwed at the extension end of the screw rod. A broken bag of the dust collector is rapidly blocked by using the closing plate, so online maintenance time of equipment is shortened; the equipment can run normally as soon as possible; and the accident risk of online maintenance of the dust collector is reduced. Simultaneously, the device reduces possibilities of causing fluctuation on a working condition of a dust-collecting system, affecting the running of an entire production line and causing an equipment failure due to a large amount of intake air into the dust collector after a top door is opened in an online maintenance process of the dust collector, and provides an emergency measure for the situation that no new filter bag is available for replacement on field when the bag of the dust collector is broken.
Description
Technical field:
The present invention relates generally to industrial dust suction and uses pulse jet bag type dust collector, a kind of specifically online broken bag blocking device for pulse jet bag type dust collector.
Background technology:
The industry dust suction has the efficiency of dust collection height with pulse jet bag type dust collector, and equipment manufacturing cost is low, and floor space is little, saves use and maintenance cost, and characteristics such as online and off-line ash-clearing are provided.The purification style of pulse blowing bag type dust precipitator is an outside filtering type, and during operate as normal, dusty gas gets into each ash bucket by air inlet; The part grit falls into ash bucket, and the bag chamber that all the other most of grits rise and get into the ash bucket top with air-flow is after filter bag filters in the bag chamber; Grit is trapped in the outside of filter bag; Purified gas passes filter bag and gets into air-purifying chamber through the card hole by filter bag inside, enters atmosphere through air outlet again, thereby reaches the purpose of gathering dust.Constantly carry out along with what filter, the grieshoch of filter bag surface attachment is more and more thicker, need carry out deashing to it, and deashing is accomplished by injection system, and injection system is made up of air-purifying chamber, gas bag, pulse valve, winding-up pipe etc.During deashing, controller sends the deashing order, sends signal to pulse valve; Along with pulse valve sprays into filter bag to the compressed air stream as deashing through the winding-up pipe fast, induce simultaneously to be several times as much as the air that sprays tolerance, let filter bag produce rapid expansion and impact shock by sack to bottom; Cause the dust in the filter bag outside to be shaken off; Reach the filter bag ash removal purpose, after deashing finishes, recover the filtration state.After bag in use appears brokenly in dust-precipitator; Dust passes filter bag with air-flow and discharges from air-purifying chamber, directly causes the dust-precipitator discharging to exceed standard, and the dust that comes can be fallen in the filter bag on every side if untimely processing is directly overflowed from break bag; Along with ash is cumulative, filter bag just lost efficacy.The method of handling the best of broken bag is to change filter bag, must remove top winding-up pipe but change filter bag, and generally all irritate a large amount of dust in the broken bag, and the bag cage is difficult to extract, and it is big to cause filter bag to change difficulty, changes length consuming time; And because system produced and also to carry out this moment, if dust-precipitator is to handle high-temperature flue gas then air-purifying chamber belongs to hot environment, the workman can't work long hours.To open the dust-precipitator roof door for a long time when changing filter bag in addition, so can make whole dust collecting system operating mode produce fluctuation, influence the operation of whole production line, even cause equipment fault.
Summary of the invention:
The object of the invention is exactly in order to remedy the defective of prior art, a kind of online broken bag blocking device for pulse jet bag type dust collector to be provided, using the broken bag of quick blocking of the present invention; Can practice thrift the repair time greatly; Compare the replacing filter bag, more can reduce operational risk, keep the dust-precipitator operate as normal.
The present invention realizes through following technical scheme:
A kind of online broken bag blocking device for pulse jet bag type dust collector; Include the shrouding and the pad that are superimposed with each other; All have the installing hole of mutual correspondence on said shrouding and the pad; Include the screw rod that the lower end has hook, said screw tip penetrates installing hole and stretches out outside the shrouding from the pad downside, and the external part of said screw rod is installed with nut.
The online plugging device of bag filter is blown in a kind of pulse, it is characterized in that: have three on the said shrouding around distributing ringwise installing hole, have on the said pad with shrouding on the corresponding circular hole of installing hole; Include three described screw rods, each screw rod all stretches out outside the shrouding after the pad downside passes on the shrouding circular hole of corresponding shrouding installing hole on corresponding installing hole and the pad successively, and the external part of each screw rod all is installed with nut.
The online plugging device of bag filter is blown in a kind of pulse, it is characterized in that: said pad is an asbestos washer.
Pulse jet bag type dust collector includes card, bag cage, and card is provided with a plurality of cards hole, and the position in corresponding each card hole all is equipped with filter bag on the said card; Said bag cage comprises fixed cover marsupial cage sheath on the annular inner wall on marsupial cage skeleton, the bag cage skeleton; Bag cage skeleton top cover is equipped with a bag cage cap; In said bag cage skeleton is packed corresponding filter bag into from the sack of filter bag; The annular edge that bag cage cap is pressed in corresponding card hole is along last, and said bag cage cap center has the gas outlet.
Said shrouding is a circular slab, and the shrouding radius size is slightly larger than bag cage cap radius but is no more than the half the of adjacent two bags of cage cap distance of center circle, secundum legem bag cage cap size design.
The home position of said three installing holes is about to the distance of shrouding home position wants shutoff filter bag bag cage sheath radius to deduct 10mm, and included angle of straight line is 120 degree to the shutoff plate center of circle in the center of circle in three adjacent two holes of installing hole.
The screw rod of said lower end band hook adopts φ 8 screw rods, and the length from the hook bottom to screw tip is about bag cage length and adds 50mm with bag cage cap height sum, and the hook angle is about 30 degree, hook length 30mm, and the screw tip reach is 60mm;
Said pad is circular asbestos washer, and its exradius is slightly larger than circular shrouding radius, has on the pad and the corresponding circular hole of shrouding position of mounting hole, and pad is between circular shrouding and bag cage cap during installation.
It is long to The present invention be directed to the on-line replacing filter bag time spent, influences the operation and the removable situation of on-the-spot no new filter bag of system, an effective solution of proposition.During on-bne repair; If the broken bag quantity in the palpus shutoff does not influence under dust-precipitator disposal ability or the removable situation of on-the-spot no new filter bag, use broken bag of quick blocking of the present invention, can practice thrift the repair time greatly; It is lower to compare filter bag replacing operational risk, and can keep the dust-precipitator operate as normal.
Concrete operations are following: at first that pad, shrouding, screw rod and nut combinations is good; Open the dust-precipitator roof door; Find damaged filter bag, the gas outlet that the screw rod lower end is passed on bag cage cap is stretched in bag cage skeleton, and the bottom part ring limit that makes the hook on the screw rod hook bag cage sheath; Meanwhile, pad and shrouding are pressed on bag cage cap.Then, continuous fastening nut is because the hook on this moment screw rod is hooked in the position, bottom part ring limit of bag cage sheath, so along with constantly tightening of nut, shrouding and pad are pressed tighter and tighter to bag cage cap.Gas outlet on guaranteeing bag cage cap can not stop fastening nut when not leaking out.
The present invention can be quick and easy seal filter bag opening, make the filter bag unit of being sealed temporarily lose the smoke filtration effect, stop dusty gas directly to be discharged from filter bag damage, prevented the dust-precipitator discharging that exceeds standard.Simultaneously, prevented that dust from falling into adjacent filter bag from the damaged filter bag effusion, and filter bag dust stratification fault takes place.Shorten the time of on-bne repair, remove the shutoff plate when by the time shutting down maintenance and just can more renew filter bag again.
Beneficial effect of the present invention is embodied in:
The present invention shortens the time of equipment on-bne repair through the broken bag of shrouding quick blocking dust-precipitator, and equipment can normally be moved as early as possible, reduces the accident risk of on-bne repair dust-precipitator.Simultaneously; Reduce in the dust-precipitator on-bne repair process; Because of open behind the roof door because of a large amount of air intakes of dust-precipitator to the dust collecting system operating mode produce fluctuation and to the influence of whole production line operation and cause device fails maybe, also be a kind of emergency measure of scene, dust-precipitator broken bag back when not having new filter bag to change.
Description of drawings:
Fig. 1 is an assembling sketch map of the present invention.
Fig. 2 is the structural representation of shrouding.
Fig. 3 is the structural representation of pad.
The specific embodiment:
A kind of online broken bag blocking device for pulse jet bag type dust collector includes the shrouding 3 and pad 4 that are superimposed with each other, has centre bore 10 on the said pad 4, has three on the said shrouding 3 around the ringwise installing hole 11 that distributes; Include the screw rod 1 that three lower ends have hook, each screw rod 1 all stretches out outside the shrouding 3 after pad 4 downsides pass installing hole 11 corresponding on centre bore 10 and the shrouding 3 on the pad 4 successively, and the external part of each screw rod 1 all is installed with nut 2.
Pulse jet bag type dust collector includes card 9, bag cage 5, and card 9 is provided with a plurality of cards hole, and the position in corresponding each card hole all is equipped with filter bag 8 on the said card 9; Said bag cage comprises fixed cover marsupial cage sheath 7 on the annular inner wall of marsupial cage skeleton 5, bag cage skeleton 5 upper ends; Bag cage skeleton 5 top cover are equipped with a bag cage cap 6; In said bag cage skeleton 5 is packed corresponding filter bag 8 into from the sack of filter bag 8; The annular edge that bag cage cap 6 is pressed in corresponding card hole is along last, and said bag cage cap 6 centers have the gas outlet.
Concrete operations are following: at first shrouding 3, pad 4, screw rod 1 and nut 2 are combined; Open the dust-precipitator roof door; Find damaged filter bag 8, the gas outlet that screw rod 1 lower end is passed on bag cage cap 6 is stretched in bag cage skeleton 5, and the bottom part ring limit that makes the hook on the screw rod 1 hook bag cage sheath 7; Meanwhile, shrouding 3 is pressed on bag cage cap 6 with pad 4.Then, continuous fastening nut 2, because the hook on this moment screw rod 1 is hooked in the position, bottom part ring limit of bag cage sheath 7, so along with constantly tightening of nut 2, shrouding 3 is pressed tighter and tighter with 4 pairs of bag cages of pad cap, an air-flow from then on bag cage mouth flows out.
Claims (3)
1. online broken bag blocking device for pulse jet bag type dust collector; Include the shrouding and the pad that are superimposed with each other; All have the installing hole of mutual correspondence on said shrouding and the pad; Include the screw rod that the lower end has hook, said screw tip penetrates installing hole and stretches out outside the shrouding from the pad downside, and the external part of said screw rod is installed with nut.
2. a kind of online broken bag blocking device for pulse jet bag type dust collector according to claim 1 is characterized in that: have three on the said shrouding around the rounded installing hole that distributes, have the circular hole corresponding with the shrouding installing hole on the said pad; Include three described screw rods, each screw rod all stretches out outside the shrouding after the pad downside passes on the shrouding circular hole of corresponding shrouding installing hole on corresponding installing hole and the pad successively, and the external part of each screw rod all is installed with nut.
3. a kind of online broken bag blocking device for pulse jet bag type dust collector according to claim 1 is characterized in that: said pad is an asbestos washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010171829XA CN101844017B (en) | 2010-05-07 | 2010-05-07 | Online broken bag blocking device for pulse jet bag type dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010171829XA CN101844017B (en) | 2010-05-07 | 2010-05-07 | Online broken bag blocking device for pulse jet bag type dust collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101844017A CN101844017A (en) | 2010-09-29 |
| CN101844017B true CN101844017B (en) | 2012-05-23 |
Family
ID=42768946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010171829XA Expired - Fee Related CN101844017B (en) | 2010-05-07 | 2010-05-07 | Online broken bag blocking device for pulse jet bag type dust collector |
Country Status (1)
| Country | Link |
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| CN (1) | CN101844017B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974176A (en) * | 2012-11-23 | 2013-03-20 | 云南云铝涌鑫铝业有限公司 | Sealing device for dust remover and dust remover with same |
| CN105292636B (en) * | 2015-10-30 | 2018-02-09 | 天津汇康田科技研发有限公司 | A kind of innovative garbage bag breaking device |
| CN107158831B (en) * | 2017-07-18 | 2018-04-24 | 江苏鼎盛滤袋有限公司 | It is a kind of that there is the dedusting filtering bag of damage testing |
| CN108014558A (en) * | 2018-01-18 | 2018-05-11 | 合肥水泥研究设计院 | A kind of emergent plugging device being suitable for after sack cleaner broken bag |
| CN109173472B (en) * | 2018-10-26 | 2024-02-02 | 浙江鸿盛新材料科技集团股份有限公司 | Blocking piece, automatic blocking system of dust remover filter bag and dust remover |
| CN109224665B (en) * | 2018-10-26 | 2021-05-28 | 浙江鸿盛新材料科技集团股份有限公司 | Filter bag on-line monitoring system and dust remover |
| CN115006941A (en) * | 2022-06-07 | 2022-09-06 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Powder filling cloth bag online replacement method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB951439A (en) * | 1959-11-02 | 1964-03-04 | Harold Anthony Edwards | Improvements in cleaning devices for gas filtering apparatus |
| US3431709A (en) * | 1967-09-25 | 1969-03-11 | Sanko Seisakusho Kk | Dust collector |
| US3759486A (en) * | 1972-05-26 | 1973-09-18 | American Air Filter Co | Damper seal system |
| US3834662A (en) * | 1972-05-31 | 1974-09-10 | American Air Filter Co | Damper |
| CN201711050U (en) * | 2010-05-07 | 2011-01-19 | 合肥水泥研究设计院 | On-line broken bag blockage device for pulse jet bag type dust collector |
-
2010
- 2010-05-07 CN CN201010171829XA patent/CN101844017B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101844017A (en) | 2010-09-29 |
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Granted publication date: 20120523 Termination date: 20180507 |