CN103920345B - Many cabins blowback cloth bag pulse dust collector - Google Patents

Many cabins blowback cloth bag pulse dust collector Download PDF

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Publication number
CN103920345B
CN103920345B CN201410134896.2A CN201410134896A CN103920345B CN 103920345 B CN103920345 B CN 103920345B CN 201410134896 A CN201410134896 A CN 201410134896A CN 103920345 B CN103920345 B CN 103920345B
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China
Prior art keywords
filter bag
filter
dust
spring
card
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Expired - Fee Related
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CN201410134896.2A
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Chinese (zh)
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CN103920345A (en
Inventor
郑星
王仁忠
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Individual
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Individual
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Publication of CN103920345A publication Critical patent/CN103920345A/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The present invention discloses a kind of many cabins blowback cloth bag pulse dust collector, comprise upper box body, middle part casing and lower bracket, its feature be middle part casing top seal card on have filter vent hole, the filter bag being provided with spring filter bag support under being positioned at each filter vent hole and covering on outside spring filter bag support, each spring filter bag support is arranged with counterweight, the bottom of middle part casing is provided with bracket of filter bags, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, and filter bag oscillating cylinder top is arranged on card; The side of middle part casing is provided with ash-laden gas import; Excretion dust funnel is connected with below the casing of middle part; On card, be provided with upper box body, ash-laden gas leads in upper box body through its filter gas outlet by filter vent hole after sock filtration; The filter gas outlet facing to each filter vent hole or filter bag on the compression gas pipe be provided with in upper box body is correspondingly provided with nozzle, and compression gas pipe is connected with air compressor machine or air pump.Be convenient to remove dust in cloth bag.

Description

Many cabins blowback cloth bag pulse dust collector
Technical field
The invention belongs to deduster field, especially belong to many cabins blowback cloth bag pulse dust collector and dust collection method thereof.
Background technology
Current cloth bag pulse dust collector, its filter bag is enclosed within the filter bag support of elastic telescopic, filter bag can not to be made to produce upper and lower folding shake action, and the simple high pressure blowback air that adopts can not remove the dust be bonded on filter bag well.
Summary of the invention
The object of the present invention is to provide a kind of many cabins blowback cloth bag pulse dust collector and the dust collection method thereof that can remove dust in cloth bag preferably.
The object of the present invention is achieved like this, described many cabins blowback cloth bag pulse dust collector, comprise upper box body, middle part casing and lower bracket, it is characterized in that the top seal of middle part casing is fixed with card, card has a plurality of filter vent hole, the filter bag being provided with spring filter bag support under card is positioned at each filter vent hole and covering on outside spring filter bag support, the filter gas outlet of described filter bag communicates with the filter vent hole that corresponding position on card has or makes one, the retractable spring filter bag support that described spring filter bag support adopts elastomeric material to make, be positioned at that each spring filter bag support is arranged with can the counterweight of extension spring filter bag support, each filter bag covers on outside corresponding each spring filter bag support and counterweight, the bracket of filter bags holding filter bag is provided with in the bottom being positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, filter bag oscillating cylinder top is arranged on card, be provided with ash-laden gas import in the side being positioned at middle part casing, the ash-laden gas door closure that ash-laden gas intake energy controls folding by ash-laden gas cylinder is lived, excretion dust funnel is connected with below casing in the middle part of being positioned at, middle part casing and excretion dust funnel are supported by lower bracket, the excretion dust bell mouth of excretion dust funnel is lived by the dust door closure being controlled folding by dust cylinder, has dust material screw machine below dust door, on card, be provided with upper box body, a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it and export and lead in upper box body by filtering vent hole, the compression gas pipe being provided with on card and arranging separately with card is positioned in upper box body, compression gas pipe is correspondingly provided with nozzle facing to each filter vent hole of card or the filter gas outlet of filter bag, compression gas pipe is connected with air compressor machine or air pump, is provided with the clean gas covered by the clean valve of clean valve cylinder control folding exports at upper box body top.
In the middle part of being positioned at, the top of casing or the side of middle and upper part are provided with ash-laden gas import, and the ash-laden gas import that the top of middle part casing or the side of middle and upper part are provided with is connected with cyclone dust collectors through dust constaining valve, flue.
At the filter gas outlet of filter bag, two elastic rings are installed, annular slot is formed between two elastic rings, annular slot is stuck in the filter vent hole on card, the filter gas outlet of filter bag is strutted with a flexible arc torsion spring, the loop of flexible arc torsion spring can strut the filter gas outlet of filter bag, the crotch of the top of flexible arc torsion spring can push down the top edge of filter bag, and the loop of flexible arc torsion spring can fix the upper end of spring filter bag support.
The dust collection method of blowback cloth bag pulse dust collector in many cabins of the present invention, comprises the steps: 1) turn off clean gas outlet, ash-laden gas import and the bell mouth of excretion dust, 2) air compressor machine or air pump is opened, the gases at high pressure produced by air compressor machine or air pump lead in compression gas pipe through blowback air control valve, then correspondingly each filter bag inner chamber is blown by the filter vent hole of each nozzle on compression gas pipe on card, make the dust being attached to filter bag and outer wall thereof depart from filter bag, the dust departed from after filter bag drops in the excretion dust bell mouth in lower bracket, 3) piston rod opening air pump or air compressor machine startup filter bag oscillating cylinder moves up and down and drives bracket of filter bags to move up and down, drive filter bag to move up and down simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, again by step 2) the blowing action of nozzle, the dust being attached to filter bag wall is made to depart from filter bag, the dust departing from filter bag drops in the excretion dust bell mouth in lower bracket, 4) after the piston rod of the blowing action of above-mentioned nozzle and filter bag oscillating cylinder stops action, open dust door, then through dust material screw machine dust output processing.
The features and advantages of the invention: the present invention adopts spring filter bag support, spring filter bag support is provided with the counterweight of return, filter bag is had at each spring filter bag support and counterweight overcoat, the bracket of filter bags holding filter bag is provided with in the bottom or bottom that are positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, filter bag oscillating cylinder top is arranged on card, filter bag oscillating cylinder makes its piston rod move up and down by air pump or air compressor machine and drives bracket of filter bags to move up and down, drive filter bag to move up and down simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, when above-mentioned filter bag moves up and down, filter bag produces folding shake, the dust be bonded on filter bag wall is then made to come off better, pass through blowing action, the dust being attached to filter bag wall is made to depart from filter bag, the dust departing from filter bag drops in the excretion dust bell mouth in lower bracket, when removing terminate, can open dust door, then through dust material screw machine dust output processing.In addition when filter bag outer wall dust will be removed, clean gas outlet, ash-laden gas import and the bell mouth of excretion dust be turned off, in order to avoid dust is gone out from clean gas outlet, ash-laden gas import.
Accompanying drawing explanation
fig. 1 isthe structural representation that the present invention is connected with cyclone dust collectors.
fig. 2 ismaster of the present invention cuts open structural representation.
fig. 3 isspring filter bag support is installed under card of the present invention being positioned at each filter vent hole and covers on a kind of broken section structural representation of the filter bag outside spring filter bag support.
In figure: upper box body 1, middle part casing 2, lower bracket 3, card 4, filter vent hole 5, spring filter bag support 6, filter bag 7, elastic ring 8, flexible arc torsion spring 9, counterweight 10, bracket of filter bags 11, filter bag oscillating cylinder 12, ash-laden gas import 13, dust constaining valve 14, cyclone dust collectors 15, excretion dust funnel 16, dust door 17, dust material screw machine 18, compression gas pipe 19, air pump 20, clean gas outlet 21, clean valve 22, nozzle 23, ash-laden gas cylinder 24, dust cylinder 25, clean valve cylinder 26.
Detailed description of the invention
As shown in Figure 1, blowback cloth bag pulse dust collector in many cabins of the present invention, comprise upper box body 1, middle part casing 2 and lower bracket 3, its design feature is that the top of middle part casing 2 is fixed with card 4, card has a plurality of filter vent holes 5 distributed as required, card 4 is positioned at the filter bag 7 that each filter vent hole is provided with spring filter bag support 6 for 5 times and covers on outside spring filter bag support, the filter gas outlet of described filter bag communicates with the filter vent hole 5 that corresponding position on card has or makes one, spring filter bag support 6 in described filter bag 7, filter bag 7 can adopt following form with the fixing of card 4, certainly the form of currently available technology can also be adopted, as: card is provided with filter bag fixing hole and spring filter bag support fixing hole, filter bag fixing hole and spring filter bag support fixing hole can be same holes, or concentric holes, but filter bag fixing hole is larger and be make the cannelure concentric with spring filter bag support fixing hole than spring filter bag support fixing hole, each spring filter bag support fixing hole on card is provided with spring filter bag support, during concrete installation, 1) when filter bag fixing hole and spring filter bag support fixing hole are same holes, through adopting after the filter bag fixing hole of card, to have the upper shed pushing down filter bag with the pressing plate of the same large small holes of filter bag fixing hole then fixing with screw etc. in the upper shed of filter bag (namely filtering gas outlet), fix on the bore edges that the upper end being now positioned at the spring filter bag support of filter bag can be fixed on spring filter bag support fixing hole and together with the filter bag being positioned at filter bag fixing hole edge, spring filter bag support fixing hole is used for by the filter gas after sock filtration, filter gas after sock filtration is through spring filter bag support fixing hole, filter bag fixing hole and enter in upper box body with large hole on filter bag fixing hole pressing plate of a size, 2) when filter bag fixing hole and spring filter bag support fixing hole are concentric holes, but filter bag fixing hole is larger and filter bag fixing hole makes the cannelure concentric with spring filter bag support fixing hole than spring filter bag support fixing hole, through adopting after cannelure, to have the upper shed pushing down filter bag with the pressing plate of the same large small holes of spring filter bag support fixing hole or filter bag fixing hole then fixing with screw etc. in the upper shed of now filter bag, on the bore edges that the upper end of the spring filter bag support now in filter bag is fixed on spring filter bag support fixing hole and across an annular groove wall between spring filter bag support fixing hole and the filter bag fixing hole of ring channel structures, both do not communicate, 3) anatomical connectivity as shown in Figure 3 can also be adopted, at the filter gas outlet of filter bag 7, two elastic rings 8 are installed, annular slot is formed between two elastic rings 8, this annular slot is stuck in the filter vent hole 5 on card 4, the filter gas outlet of filter bag is strutted with a flexible arc torsion spring 9, the loop of flexible arc torsion spring 9 can strut the filter gas outlet of filter bag, and the crotch of top can push down the top edge of filter bag 7, and the loop of flexible arc torsion spring 9 can fix the upper end of spring filter bag support 6.The retractable spring filter bag support that described spring filter bag support 6 adopts elastomeric material to make, spring filter bag support 6 can stretch up and down as spring, each spring filter bag support 6 lower end or bottom are provided with the counterweight 10 of extension spring filter bag support, filter bag 7 is had at each spring filter bag support 6 and counterweight 10 overcoat, the bracket of filter bags 11 holding filter bag 7 is provided with in the bottom or bottom that are positioned at middle part casing 2, bracket of filter bags 11 is connected on the piston-rod lower end of filter bag oscillating cylinder 12, filter bag oscillating cylinder 12 top is arranged on card 4, filter bag oscillating cylinder makes its piston rod move up and down by air pump or air compressor machine and drives bracket of filter bags to move up and down, drive filter bag to move up and down simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, ash-laden gas import 13 is provided with in the upper side of middle part casing 2, the dust constaining valve 14 that ash-laden gas import controls folding by ash-laden gas cylinder covers, can closure or openness dust constaining valve by controlling ash-laden gas cylinder, when the unlatching ash-laden gas ash-laden gas that cyclone dust collectors 15 transport behind the door can carry out follow-up filter bag dedusting in ash-laden gas enters blowback cloth bag pulse dust collector in many cabins of the present invention behind the door middle part casing by ash-laden gas import, below the bottom or bottom of middle part casing 2, airtight being connected with drains dust funnel 16, the bottom of casing, middle part or bottom and excretion dust funnel are supported by lower bracket 3, the excretion dust bell mouth of excretion dust funnel 16 is covered by the dust door 17 being controlled folding by dust cylinder, can closure or openness dust door by dust cylinder, dust material screw machine 18 is had, by dust material screw machine dust output processing below dust door, airtight on card 4 upper box body 1 is installed, in upper box body 1, to be positioned on card certain distance to be separately provided with compression gas pipe 19, the filter gas outlet of each filter vent hole 5 or filter bag that face card 4 of compression gas pipe is provided with nozzle 23, compression gas pipe 19 is connected with air compressor machine or air pump 20 through blowback air control valve, is provided with the clean gas covered by the clean valve 22 of clean valve cylinder control folding exports 21 at upper box body 1 top.When filter bag and outer wall dust thereof will be removed, turn off clean gas outlet 21, ash-laden gas import 13 and the bell mouth of excretion dust are (in order to avoid dust exports away from clean gas, ash-laden gas import turns back to cyclone dust collectors), the gases at high pressure that now can be produced by air compressor machine or air pump lead in compression gas pipe 19 through blowback air control valve, then correspondingly each filter bag inner chamber is blown by the filter vent hole 5 of each nozzle 23 on it on card 4, the dust being attached to filter bag and outer wall thereof is made to depart from filter bag, the dust departed from after filter bag drops in the excretion dust bell mouth in lower bracket, can also by air pump or air compressor machine, the piston rod of filter bag oscillating cylinder be moved up and down and drive bracket of filter bags to move up and down further, drive filter bag to move up and down (shake effect occurs) simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, when above-mentioned filter bag moves up and down, filter bag produces folding shake, the dust be bonded on filter bag wall is then made to come off better, pass through blowing action, the dust being attached to filter bag wall is made to depart from filter bag, the dust departing from filter bag drops in the excretion dust bell mouth in lower bracket, when removing terminate, can open dust door, then through dust material screw machine dust output processing.Above-mentioned filter bag oscillating cylinder 12, ash-laden gas cylinder 24, dust cylinder 25 and clean valve cylinder 26 all can adopt commercially available product cylinder, and the oil cylinder of equivalent technologies also can be adopted to replace.
Blowback cloth bag pulse dust collector in many cabins of the present invention is as the deduster of the subsequent segment of cyclone dust collectors, the existing dust removing effects of cyclone dust collectors herein has cooling effect again, filter bag is caused to burn out in order to avoid too high temperature enters filter bag, filter bag adopts fire-retardant filter bag better, the ash-laden gas import that the top of casing, middle part or the side of middle and upper part are provided with is through dust constaining valve, flue is connected with cyclone dust collectors, a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it and export and lead in upper box body by filtering vent hole, during its work, gas after cyclone dust collectors dedusting enters in the casing of middle part through ash-laden gas behind the door by ash-laden gas import, the clean gas then in flue gas exports to go out from the filter vent hole of card through the filter gas of filter bag inner chamber, spring filter bag support and filter bag clearance space, filter bag and to be provided with clean gas that the clean valve that controls folding by clean valve cylinder covers through upper box body top and to export and discharge, and dust is blocked by filter bag, a part is bonded on filter bag wall, and major part drops in the excretion dust bell mouth in lower bracket, can open dust door, then through dust material screw machine dust output processing, be bonded at dust on filter bag wall to be moved up and down by bracket of filter bags and reach shake and depart from filter bag wall, reach in the excretion dust bell mouth that dust is dropped in lower bracket through blowback air again, can open dust door, then through dust material screw machine dust output processing.Blowback cloth bag pulse dust collector in many cabins of the present invention can be adopted to carry out multiple serial or parallel connection use.

Claims (1)

1. the cloth bag pulse dust collector of cabin blowback more than a kind, comprise upper box body, middle part casing and lower bracket, it is characterized in that the top seal of middle part casing is fixed with card, card has a plurality of filter vent hole, the filter bag being provided with spring filter bag support under card is positioned at each filter vent hole and covering on outside spring filter bag support, the filter gas outlet of described filter bag communicates with the filter vent hole that corresponding position on card has or makes one, the retractable spring filter bag support that described spring filter bag support adopts elastomeric material to make, be positioned at that each spring filter bag support is arranged with can the counterweight of extension spring filter bag support, each filter bag covers on outside corresponding each spring filter bag support and counterweight, the bracket of filter bags holding filter bag is provided with in the bottom being positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, filter bag oscillating cylinder top is arranged on card, be provided with ash-laden gas import in the side being positioned at middle part casing, the ash-laden gas door closure that ash-laden gas intake energy controls folding by ash-laden gas cylinder is lived, excretion dust funnel is connected with below casing in the middle part of being positioned at, middle part casing and excretion dust funnel are supported by lower bracket, the excretion dust bell mouth of excretion dust funnel is lived by the dust door closure being controlled folding by dust cylinder, has dust material screw machine below dust door, on card, be provided with upper box body, a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it and export and lead in upper box body by filtering vent hole, the compression gas pipe being provided with on card and arranging separately with card is positioned in upper box body, compression gas pipe is correspondingly provided with nozzle facing to each filter vent hole of card or the filter gas outlet of filter bag, compression gas pipe is connected with air compressor machine or air pump, is provided with the clean gas covered by the clean valve of clean valve cylinder control folding exports at upper box body top, in the middle part of being positioned at, the top of casing or the side of middle and upper part are provided with ash-laden gas import, and the ash-laden gas import that the top of middle part casing or the side of middle and upper part are provided with is connected with cyclone dust collectors through dust constaining valve, flue, at the filter gas outlet of filter bag, two elastic rings are installed, annular slot is formed between two elastic rings, annular slot is stuck in the filter vent hole on card, the filter gas outlet of filter bag is strutted with a flexible arc torsion spring, the loop of flexible arc torsion spring can strut the filter gas outlet of filter bag, the crotch of the top of flexible arc torsion spring can push down the top edge of filter bag, and the loop of flexible arc torsion spring can fix the upper end of spring filter bag support.
2. the dust collection method of blowback cloth bag pulse dust collector in many cabins according to claim 1, comprises the steps: 1) turn off clean gas outlet, ash-laden gas import and the bell mouth of excretion dust, 2) air compressor machine or air pump is opened, the gases at high pressure produced by air compressor machine or air pump lead in compression gas pipe through blowback air control valve, then correspondingly each filter bag inner chamber is blown by the filter vent hole of each nozzle on compression gas pipe on card, make the dust being attached to filter bag and outer wall thereof depart from filter bag, the dust departed from after filter bag drops in the excretion dust bell mouth in lower bracket, 3) piston rod opening air pump or air compressor machine startup filter bag oscillating cylinder moves up and down and drives bracket of filter bags to move up and down, drive filter bag to move up and down simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, again by step 2) the blowing action of nozzle, the dust being attached to filter bag wall is made to depart from filter bag, the dust departing from filter bag drops in the excretion dust bell mouth in lower bracket, 4) after the piston rod of the blowing action of above-mentioned nozzle and filter bag oscillating cylinder stops action, open dust door, then through dust material screw machine dust output processing.
CN201410134896.2A 2014-04-03 2014-04-03 Many cabins blowback cloth bag pulse dust collector Expired - Fee Related CN103920345B (en)

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CN103920345B true CN103920345B (en) 2015-07-29

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CN105709518B (en) * 2016-03-07 2019-01-25 广西海之源环保科技有限公司 Automatic releasing, purging and filter bag cleaning device for filter bag dust remover
CN107149830A (en) * 2017-05-19 2017-09-12 南通亚威机械制造有限公司 Clinker dust collection device
CN107469495A (en) * 2017-08-28 2017-12-15 无锡昊瑜节能环保设备有限公司 A kind of bag-type dust collector
CN109366797A (en) * 2018-11-13 2019-02-22 岳西县祥瑞塑业有限公司 A kind of dust-extraction unit applied to woven bag
CN109399259B (en) * 2018-11-29 2023-06-16 兖矿能源集团股份有限公司 Potential energy rotary bag dust falling device and corresponding belt conveyor dust falling method
CN112387020A (en) * 2020-10-10 2021-02-23 江苏德彦环保设备有限公司 Unpowered dust remover

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