CN106110824A - A kind of sack cleaner improving service life and dust collection method thereof - Google Patents

A kind of sack cleaner improving service life and dust collection method thereof Download PDF

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Publication number
CN106110824A
CN106110824A CN201610780222.9A CN201610780222A CN106110824A CN 106110824 A CN106110824 A CN 106110824A CN 201610780222 A CN201610780222 A CN 201610780222A CN 106110824 A CN106110824 A CN 106110824A
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China
Prior art keywords
air
passage
filter bag
service life
dust
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Granted
Application number
CN201610780222.9A
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Chinese (zh)
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CN106110824B (en
Inventor
张俊峰
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Fujian Tietuo Machinery Co Ltd
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Fujian Tietuo Machinery Co Ltd
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Priority to CN201610780222.9A priority Critical patent/CN106110824B/en
Publication of CN106110824A publication Critical patent/CN106110824A/en
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Publication of CN106110824B publication Critical patent/CN106110824B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/20Combinations of devices covered by groups B01D45/00 and B01D46/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • B01D46/04Cleaning filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42Auxiliary equipment or operation thereof
    • B01D46/48Removing dust other than cleaning filters, e.g. by using collecting trays
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181Preventing generation of dust or dirt; Sieves; Filters
    • B01F35/187Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/06Polluted air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/38Mixing of asphalt, bitumen, tar or pitch or their ingredients

Abstract

A kind of sack cleaner improving service life, including air intake flue, air-out flue, filter bag dirt pocket, inertial dust collection room, inertial dust collection room includes housing and is installed in the ash bucket on the downside of this housing, dust cover and wind deflector it is equiped with in housing, and form a first passage between dust cover and air intake flue, a second channel is formed between dust cover and wind deflector, a third channel is formed between wind deflector and filter bag dirt pocket, dust cover lower end is equiped with a baffle plate extending in ash bucket, formed between baffle plate with this ash bucket one connect described second channel and third channel turn to passage.By arranging inertial dust collection room, dusty gas can the most once be filtered before entering filter bag dirt pocket, make bigger granule can not enter in filter bag dirt pocket, avoid the impact to filter bag of the bigger granule, it is effectively improved the service life of filter bag, and substantial amounts of space, simple installation will not be taken.

Description

A kind of sack cleaner improving service life and dust collection method thereof
Technical field
The present invention relates to a kind of sack cleaner and dust collection method thereof, refer in particular to a kind of pocket type improving service life and remove Dirt device and dust collection method thereof.
Background technology
Asphalt mixing plant refers to that sand material is dried, heats, sieves, measured by one, and adds appropriate filling out Charge (stone powder), is become the equipment of asphalt with heated bitumen liquid by certain match ratio uniform stirring.Along with carrying of environmental requirement Height, sack cleaner has been widely used in asphalt mixing plant.
The velocity of flue gas that need to process due to asphalt mixing plant is high, containing the granule of substantial amounts of big particle diameter, and Dust concentration is the highest, beyond the disposal ability of conventional bag-type dust.Prior art is to add one before sack cleaner Level gravitational precipitator or cyclone dust extractor, the large-size particles in preliminary treatment flue gas, through the flue gas of first order dust removal process Enter and process inside the sack cleaner of the second level, connect with smoke pipe between first order dedusting and second level dedusting.Prior art The problem existed: 1 dust pelletizing system is divided into two-stage and connects, system takes up room increase, and installation steps are loaded down with trivial details;2 gravitational dust collection effects The highest, still suffer from considerable bulky grain and enter second level sack cleaner, add the pressure of two-stage dust removal, simultaneously these Granule, under the drive of high velocity air, directly impacts filter bag with higher speed, reduces the service life of filter bag.3 routines Sack cleaner air-flow is freely dispersed in sack cleaner box house after entering, fluid mechanics knowledge understand sack cleaner Internal gas flow is unevenly distributed, and at the bottom of local air flow speed, local air flow speed is high, in the region that air velocity is high, and filter bag It is easily damaged.
Summary of the invention
The present invention provides a kind of sack cleaner improving service life and dust collection method thereof, and its main purpose is to overcome The dust pelletizing system of existing sack cleaner takes up room increase, defect that life of bag filter is low.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
A kind of sack cleaner improving service life, including air intake flue, air-out flue and connects with this air-out flue Filter bag dirt pocket, also includes that an inertial dust collection room, described inertial dust collection room include housing and be installed in amassing on the downside of this housing Ash bucket, is equiped with between dust cover and wind deflector, and described dust cover and described air intake flue formation one the in described housing One passage, forms a second channel, shape between described wind deflector and described filter bag dirt pocket between described dust cover and wind deflector A third channel, described dust cover lower end is become to be equiped with a baffle plate extending in described ash bucket, described baffle plate and this dust stratification Form connection described second channel and a third channel between bucket turns to passage.
Further, described dust cover is a shutter.
Further, the lower end of described ash bucket is equiped with one for the first weight valve of dust discharge.
Further, described filter bag dirt pocket includes cloth bag mechanism set up and down and deashing bucket, described strap mechanism Connected with described deashing bucket by a casing, in described casing, be equiped with two dividing plates being vertically arranged and a shunting plate, institute State shunting plate to be installed between two described dividing plates, and the air-out that the space between two dividing plates is separated in being distributed up and down is led to Road and air intake passage, described third channel is connected with described air intake passage by the air inlet being opened on described casing, described Air-out flue is connected with described air-out passage by the air outlet being opened on described casing.
Further, the lower end of two described dividing plates is connected by a porous plate, and described porous plate includes being sequentially connected First hole portion, the second hole portion and the 3rd hole portion, and described first hole portion, the second hole portion, the 3rd hole portion arrive along described air inlet The direction of described air outlet sets gradually and on it, aperture of through hole is sequentially reduced.
Further, two described dividing plates respectively and form a rising passway between described casing, and described air intake passage leads to The deashing passage crossed in described deashing bucket connects with said two rising passway.
Further, described cloth bag mechanism includes a plurality of air chamber being arranged side by side, and the downside of described air chamber has one and goes out Pore and two cards laying respectively at described venthole both sides, and offer a plurality of steam vent on described card, often All being equiped with filter bag and bag cage on individual steam vent, described air chamber is connected with described air-out passage by described venthole, is passed through institute The steam vent stated on two cards connects with said two rising passway.
Further, an air inlet corresponding with described venthole, and described air chamber are offered on the upside of described air chamber On be equiped with a valve plate on it can between this air inlet and venthole the lifting valve of sweeping action.
Further, the lower end of described deashing bucket is equiped with one for the second weight valve of dust discharge, in described deashing bucket It is equiped with a conveying worm that dust can be sent at described second weight valve.
The dust collection method of a kind of sack cleaner improving service life, comprises the following steps:
1) dusty gas is after air intake flue, enters first passage;
2) dusty gas enters during second channel from first passage, on it particles hit of big particle diameter on shutter also Fall in the ash bucket of lower section;
3) dusty gas in second channel is under the stop of wind deflector, and air-flow turns to therewith, enters and turns to passage, thereon little Particles is thrown out of under the influence of centrifugal force, then the effect through baffle plate, strikes on the side plate of ash bucket, and falls into long-pending In ash bucket;
4) turn to the dusty gas in passage to continue to flow into third channel, and enter air intake passage through the air inlet on casing;
5) dusty gas in air intake passage enters in deashing passage after the shunting of porous plate;
6) dusty gas is through rising passway, and through filter bag, the little granule do not removed in inertial dust collection indoor is at the band of air-flow Under Dong, being adsorbed onto the surface of filter bag, afterwards, dusty gas enters plenum interior;
7) dusty gas in air chamber is through the venthole on the downside of air chamber, enters air-out passage, the air outlet being then passed through on casing, Enter air-out flue, finally discharge;
8) start and promote valve so that it is on valve plate push down on, thus cause plenum interior pressure differential, allow filter bag expand, make suction The dust being attached on filter bag drops in deashing bucket;
9) valve plate on control lifting valve ramps up and returns to original position, and deashing completes, and replys dust collection capacity.
Compared to the prior art, what the present invention produced has the beneficial effects that:
1, present configuration is simple, practical, by arranging inertial dust collection room so that dusty gas is entering filter bag dirt pocket Can the most once filter before, make bigger granule can not enter in filter bag dirt pocket, it is to avoid bigger granule is to filter bag Impact, be effectively improved the service life of filter bag, and substantial amounts of space, simple installation will not be taken.
2, in the present invention, by arranging shutter so that the granule of big particle diameter can strike on shutter thus allow Its speed reduces, and falls in the ash bucket of lower section;The granule of small particle after shutter with air current flow, in the resistance of wind deflector Under gear, air-flow turns to therewith, and under the influence of centrifugal force, the granule of small particle is thrown out of, and strikes on the side plate of ash bucket, speed Degree reduces, and eventually falls into bottom ash bucket.
3, in the present invention, by arranging the first weight valve so that the dust within ash bucket can pass through the first weight Valve is discharged.
4, in the present invention, by arranging porous plate so that air-flow can be shunted by porous plate, it is to avoid air-flow office Portion concentrates impact filter bag, extends the service life of filter bag further.
5, in the present invention, by arranging a plurality of air chamber, dust removing effects can be improved, simultaneously because air chamber number is many, Even if single air chamber fault, also will not affect efficiency of dust collection greatly, be not required to shut down and repair, improve work efficiency;By setting Putting venthole so that after dusty gas is filtered by filter bag, adsorbing powder dust, on filter bag, passes through through the gas filtered Pore is discharged to air-out passage, then is discharged by air-out flue.
6, in the present invention, by arranging lifting valve so that when the valve plate on lifting valve upwardly blocks air inlet, contain Dust and gas physical ability continues through filter bag and filters, then arranges to air-out flue;Valve plate on lifting valve pushes down on blocks venthole Time, plenum interior pressure differential can be caused, filter bag expands, and absorption dust on filter bag drops to, in deashing bucket, be prevented effectively from out On existing filter bag, dust too much affects the situation of filter effect.
7, in the present invention, by arranging conveying worm, it is possible to the dust in deashing bucket is transported to the second weighted valve Door top, then go out deashing bucket by this second weighted valve door row.
8, in the present invention, dusty gas can make bigger through twice filtration of inertial dust collection room Yu filter bag dirt pocket Granule can not enter in filter bag dirt pocket, it is to avoid in the impact to filter bag of the bigger granule, and filter bag dirt pocket casing Air-flow is shunted by portion by porous plate, it is to avoid air-flow concentration of local impact cloth bag, is effectively improved the use of filter bag Life-span.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of inertial dust collection room described in Fig. 1.
Fig. 3 is the structural representation of filter bag dirt pocket described in Fig. 1.
Fig. 4 is the axonometric drawing of filter bag dirt pocket described in Fig. 1.
Fig. 5 is the schematic diagram of porous plate described in Fig. 4.
Detailed description of the invention
The detailed description of the invention of the present invention is described with reference to the accompanying drawings.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.A kind of sack cleaner improving service life, including air intake flue 1, Filter bag dirt pocket 3 that air-out flue 2 connects with this air-out flue 2 and an inertial dust collection room 4.Described inertial dust collection room 4 includes Housing 41 and be installed in the ash bucket 42 on the downside of this housing 41, is equiped with dust cover 43 and wind deflector 44 in housing 41, and A first passage 45 is formed between dust cover 43 and air intake flue 1;A second channel is formed between dust cover 43 and wind deflector 44 46;A third channel 47 is formed between wind deflector 44 and filter bag dirt pocket 3.Dust cover 43 lower end is equiped with one and extends to ash bucket Baffle plate 48 in 42, formed between baffle plate 48 with this ash bucket 42 one connect second channel 46 and third channel 47 turn to passage 49.By arranging inertial dust collection room 4 so that dusty gas can the most once filter before entering filter bag dirt pocket 3, makes relatively Big granule can not enter in filter bag dirt pocket 3, it is to avoid the bigger granule impact to filter bag, is effectively improved filter bag Service life, and substantial amounts of space, simple installation will not be taken.Wherein, the bottom of baffle plate 48 is preferably located under wind deflector Side and can not be inconsistent with ash bucket 42, thus allow dusty gas flow down time can be dirty to dust stratification in the stop of baffle plate 48 The side plate of bucket, thus the granule in dusty gas can be struck on ash bucket side plate, and partial particulate also can due to The impact force of baffle plate 48 and be directly slipped in ash bucket 42 by baffle plate.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.Dust cover 43 in the present invention can be a shutter 43.By arranging Shutter 43 so that the granule of big particle diameter can strike on shutter thus allow its speed reduce, and falls into the ash bucket of lower section In 42;The granule of small particle is with air current flow after shutter, and under the stop of wind deflector 44, air-flow turns to therewith, from Under the effect of mental and physical efforts, the granule of small particle is thrown out of, then the effect through baffle plate 48, strikes on the side plate of ash bucket 42, speed Degree reduces, and eventually falls into bottom ash bucket 42.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The lower end of ash bucket 42 is equiped with one for the first weight valve of dust discharge 5.By arranging the first weight valve 5 so that the dust within ash bucket 42 can be discharged by the first weight valve 5.Due to weight Hammer valve is a prior art, and therefore here is omitted.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.Filter bag dirt pocket 3 includes cloth bag mechanism 31 set up and down and deashing Bucket 32, described strap mechanism 31 is connected with described deashing bucket 32 by a casing 33.Two it are equiped with vertically in described casing 33 The dividing plate 34 arranged and a shunting plate 35, described shunting plate 35 is installed between two described dividing plates 34, and by two dividing plates Space between 34 is separated in the air-out passage 61 being distributed up and down and air intake passage 62;Described third channel 47 is by being opened in Air inlet 331 on described casing 33 connects with described air intake passage 62, and described air-out flue 2 is by being opened in described casing 33 On air outlet 332 connect with described air-out passage 61.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The lower end of two dividing plates 34 is connected by a porous plate 36, described porous Plate 36 includes the 361, second hole portion of the first hole portion 362 and the 3rd hole portion 363 being sequentially connected, and described first hole portion 361, Two hole portion 363, holes portion the 362, the 3rd set gradually along air inlet 331 to the direction of air outlet 332 and on it aperture of through hole is successively Reduce.By arranging porous plate 36 so that air-flow can be shunted by porous plate 36, it is to avoid the impact filter of air-flow concentration of local Bag, extends the service life of filter bag further.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.Two dividing plates 34 respectively and form a rising passway 63 between casing 33, Air intake passage 62 is connected with two rising passwaies 63 by the deashing passage 64 in deashing bucket 32.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.Cloth bag mechanism 31 includes a plurality of air chamber 311 being arranged side by side, described gas The downside of room 311 has a venthole 312 and two cards 313 laying respectively at described venthole both sides, and card 313 On offer a plurality of steam vent 314, each steam vent 314 is all equiped with filter bag 315 and bag cage 316, described air chamber 311 leads to Cross described venthole 312 to connect with described air-out passage 61, by the steam vent 314 on said two card 313 and two Rise passage 63 to connect.By arranging a plurality of air chamber 311, dust removing effects can be improved, simultaneously because air chamber 311 number is many, i.e. Make single air chamber fault, also will not affect efficiency of dust collection greatly, be not required to shut down and repair, improve work efficiency;By arranging Venthole 312 so that after dusty gas is filtered by filter bag, adsorbing powder dust, on filter bag, passes through through the gas filtered Venthole 312 is discharged to air-out passage 61, then is discharged by air-out flue 2.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.An air inlet corresponding with venthole 312 is offered on the upside of air chamber 311 Being equiped with a valve plate 91 on it on 317, and described air chamber 311 can the lifting of sweeping action between this air inlet and venthole Valve 9.By arranging lifting valve 9 so that when the valve plate 91 on lifting valve 9 upwardly blocks air inlet 317, ash-laden gas physical ability continues Continue and filtered by filter bag, then arrange to air-out flue 2;Valve plate 91 on lifting valve 9 pushes down on when blocking venthole 312, Air chamber 311 internal pressure can be caused poor, and filter bag expands, and absorption dust on filter bag drops to, in deashing bucket 32, be prevented effectively from Occur that on filter bag, dust too much affects the situation of filter effect.Being prior art owing to promoting valve, therefore here is omitted.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The lower end of deashing bucket 32 is equiped with one for the second weight valve of dust discharge 7;A conveying worm 8 that dust can be sent at described second weight valve 7 it is equiped with in deashing bucket 32.By arranging spiral shell Rotation conveyer 8, it is possible to the dust in deashing bucket 32 is transported to the second weight valve 7 top, then by this second weight valve 7 Discharge deashing bucket.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.A kind of dust collection method of the sack cleaner improving service life, including Following steps:
Step one:
Dusty gas, after air intake flue 1, enters first passage 45.
Step 2:
During dusty gas enters second channel 46 from first passage 45, on it, the particles hit of big particle diameter is to shutter 43 Go up and fall in the ash bucket 42 of lower section.
Step 3:
Dusty gas in second channel is under the stop of wind deflector 44, and air-flow turns to therewith, enters and turns to passage 49, thereon Small size particle is thrown out of under the influence of centrifugal force, then the effect through baffle plate 48, strikes on the side plate of ash bucket 42, and Fall in ash bucket 42.
Step 4:
Turn to the dusty gas in passage 49 to continue to flow into third channel 47, and through the air inlet 331 on casing 33 enter into Wind passage 62.
Step 5:
Dusty gas in air intake passage 62 enters in deashing passage 64 after the shunting of porous plate 36.
Step 6:
Dusty gas is through rising passway 63, and through filter bag 315, the little granule do not removed in inertial dust collection room 4 is at air-flow Drive under, be adsorbed onto the surface of filter bag 315, afterwards, it is internal that dusty gas enters air chamber 311.
Step 7:
Dusty gas in air chamber 311 passes the venthole 312 on the downside of air chamber, enters air-out passage 61, is then passed through on casing 33 Air outlet 332, enter air-out flue 2, finally discharge.
Step 8:
Start and promote valve 9 so that it is on valve plate 91 push down on, thus cause air chamber 311 internal pressure poor, make filter bag 315 swollen Swollen, make absorption dust on filter bag 315 drop in deashing bucket 32.
Step 9:
Valve plate 91 on control lifting valve 9 ramps up and returns to original position, and deashing completes, and replys dust collection capacity.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.In the present invention, dusty gas can be through inertial dust collection room 4 and filter bag Twice filtration of dirt pocket 3, make bigger granule can not enter in filter bag dirt pocket 3, it is to avoid bigger granule is to filter bag 315 Impact, and filter bag dirt pocket casing 33 is internal is shunted air-flow by porous plate 36, it is to avoid air-flow concentration of local Impact cloth bag, is effectively improved the service life of filter bag.
Above are only the detailed description of the invention of the present invention, but the design concept of the present invention is not limited thereto, all utilize this Design carries out the change of unsubstantiality to the present invention, all should belong to the behavior invading scope.

Claims (10)

1. improve the sack cleaner in service life, including air intake flue, air-out flue and connect with this air-out flue Filter bag dirt pocket, it is characterised in that: also include that an inertial dust collection room, described inertial dust collection room include housing and be installed in this Ash bucket on the downside of housing, is equiped with dust cover and wind deflector in described housing, and described dust cover and described air intake flue Between form a first passage, form a second channel between described dust cover and wind deflector, described wind deflector and described filter bag Forming a third channel between dirt pocket, described dust cover lower end is equiped with a baffle plate extending in described ash bucket, described Formed between baffle plate with this ash bucket one connect described second channel and third channel turn to passage.
A kind of sack cleaner improving service life the most as claimed in claim 1, it is characterised in that: described dust cover is 100 Leaf window.
A kind of sack cleaner improving service life the most as claimed in claim 1, it is characterised in that: the lower end of described ash bucket It is equiped with one for the first weight valve of dust discharge.
A kind of sack cleaner improving service life the most as claimed in claim 1, it is characterised in that: described filter bag dirt pocket bag Including cloth bag mechanism set up and down and deashing bucket, described strap mechanism is connected with described deashing bucket by a casing, described case Internal being equiped with two dividing plates being vertically arranged and a shunting plate, described shunting plate is installed between two described dividing plates, and Being separated in the air-out passage being distributed up and down and air intake passage by the space between two dividing plates, described third channel is by offering Air inlet on described casing connects with described air intake passage, and described air-out flue is by being opened in the air-out on described casing Mouth connects with described air-out passage.
A kind of sack cleaner improving service life the most as claimed in claim 4, it is characterised in that: under two described dividing plates Holding and connected by a porous plate, described porous plate includes the first hole portion, the second hole portion and the 3rd hole portion being sequentially connected, and institute State the first hole portion, the second hole portion, the 3rd hole portion set gradually and through hole on it along described air inlet to the direction of described air outlet Aperture be sequentially reduced.
A kind of sack cleaner improving service life the most as claimed in claim 4, it is characterised in that: two described dividing plates are respectively And forming a rising passway between described casing, described air intake passage is by the deashing passage in described deashing bucket and said two Rising passway connects.
A kind of sack cleaner improving service life the most as claimed in claim 6, it is characterised in that: described cloth bag mechanism includes A plurality of air chambers being arranged side by side, the downside of described air chamber there is a venthole and two lay respectively at described venthole both sides Card, and on described card, offer a plurality of steam vent, each steam vent be all equiped with filter bag and bag cage, described gas Room is connected with described air-out passage by described venthole, rises logical by the steam vent on said two card and said two Road connects.
A kind of sack cleaner improving service life the most as claimed in claim 7, it is characterised in that: offer on the upside of described air chamber Have an air inlet corresponding with described venthole, and be equiped with on described air chamber a valve plate on it can this air inlet with go out The lifting valve of sweeping action between pore.
A kind of sack cleaner improving service life the most as claimed in claim 4, it is characterised in that: the lower end of described deashing bucket It is equiped with one for the second weight valve of dust discharge, is equiped with one in described deashing bucket and dust can be sent to described second weight Conveying worm at valve.
10. the dust collection method of the sack cleaner improving service life, it is characterised in that comprise the following steps:
Dusty gas, after air intake flue, enters first passage;
Dusty gas enters during second channel from first passage, and on it, the particles hit of big particle diameter is on shutter and fall Enter in the ash bucket of lower section;
Dusty gas in second channel is under the stop of wind deflector, and air-flow turns to therewith, enters and turns to passage, granule thereon Footpath granule is thrown out of under the influence of centrifugal force, then the effect through baffle plate, strikes on the side plate of ash bucket, and falls into dust stratification In bucket;
Turn to the dusty gas in passage to continue to flow into third channel, and enter air intake passage through the air inlet on casing;
Dusty gas in air intake passage enters in deashing passage after the shunting of porous plate;
Dusty gas is through rising passway, and through filter bag, the little granule do not removed in inertial dust collection indoor is in the drive of air-flow Under, it is adsorbed onto the surface of filter bag, afterwards, dusty gas enters plenum interior;
Dusty gas in air chamber passes the venthole on the downside of air chamber, enters air-out passage, the air outlet being then passed through on casing, enters Enter air-out flue, finally discharge;
Start and promote valve so that it is on valve plate push down on, thus cause plenum interior pressure differential, allow filter bag expand, make absorption Dust on filter bag drops in deashing bucket;
Valve plate on control lifting valve ramps up and returns to original position, and deashing completes, and replys dust collection capacity.
CN201610780222.9A 2016-08-31 2016-08-31 A kind of sack cleaner and its dust removal method for improving service life Active CN106110824B (en)

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Cited By (4)

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CN107441859A (en) * 2017-08-01 2017-12-08 李天兵 A kind of special dust collector of shot blasting machine
CN109750172A (en) * 2019-03-20 2019-05-14 中南大学 A kind of combined type dust arrester and copper bottom blowing smelting equipment
CN111672860A (en) * 2020-06-19 2020-09-18 安徽天顺环保设备股份有限公司 Dust removal device and method suitable for high-temperature heavy metal processing
CN111686541A (en) * 2020-05-08 2020-09-22 北新集团建材股份有限公司 Dust removal device and dust removal equipment

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