A kind of bag filter suitable for major diameter particulate matter
Technical field
The utility model is related to technical field of dust removal equipment, are specially a kind of bag-type dust suitable for major diameter particulate matter
Device.
Background technology
Sack cleaner is a kind of dry type dust filtration device, and separative efficiency is very high, is widely used in electric power and chemical field,
It is suitable for trapping tiny, dry, non-fiber dust.Filter bag is using the filter cloth or nonwoven felt of weaving into utilizing fibre
The filtration of dimensional fabric is filtered dusty gas, and after dusty gas enters sack cleaner, particle is big, heavy
Dust since the effect of gravity settles down, falls into ash bucket, and the gas containing relatively fine dust is when passing through filtrate, dust quilt
Detention is purified gas.
Conventional bag filter contains only filter chamber and ash cellar, and under the action of negative pressure, larger particles are adsorbed on filter bag,
Cause bag filter resistance big, it is easier to damage, service life is short, adds flight-line maintenance cost, and deashing frequency is high, operation
Cost is big, directly affects the economic benefit in power plant and chemical plant.
Based on this, the utility model devises a kind of bag filter suitable for major diameter particulate matter, above-mentioned to solve
Problem.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of bag filter suitable for major diameter particulate matter
Itd is proposed in background technology under the action of negative pressure, larger particles adsorb on filter bag, cause bag filter resistance big, more hold
The problem of fragile, service life is short, adds flight-line maintenance cost, and deashing frequency is high, and operating cost is big.
To achieve the above object, the utility model provides following technical solution:A kind of cloth suitable for major diameter particulate matter
Bag dust collector, including dust-removing box, the bottom of the dust-removing box is provided with support column, and the inner cavity of the dust-removing box passes through close
Packing plate is divided into bulky grain separation chamber and separate small room, and the bottom of the sealing partition plate is connected to small by filter screen
The inner wall of grain separation chamber, the bottom of the dust-removing box is equipped with ash collecting box, be equipped at the top of the bulky grain separation chamber from
Electrocardiograph, the inner cavity of the bulky grain separation chamber are provided with cyclone separator, and the power output end of the centrifugation motor is plugged on
At the axle center of cyclone separator, the one side wall of the bulky grain separation chamber offers air inlet, and the one of the separate small room
Sidewall bottom is equipped with access hole, the inner cavity of the separate small room be disposed with from top to bottom card, filter cloth bag and
Even flow plate, and filter cloth bag is fixedly mounted on the bottom of card, and exhaust outlet is offered at the top of the separate small room, it is described
The one side of exhaust outlet is provided with air pump, and the gas transmission end of the air pump is connected by the inner cavity top of injection tube and separate small room
It is logical.
Preferably, the filter screen is at certain angle of inclination setting, and the aperture of filter screen is 0.1 ~ 0.5 micron.
Preferably, the cyclone separator includes eddy flow centrum, and the outer wall of the eddy flow centrum is provided with separation protrusion, institute
It states and offers axis hole at the top of eddy flow centrum.
Preferably, the outer wall uniform flow of the card offers clean gas outlet, and clean gas outlet is connected with filter cloth bag.
Preferably, the even flow plate includes ripple plate body, and the outer wall uniform flow of the ripple plate body offers uniform flow hole, described
The both ends of ripple plate body are separately mounted to by mounting blocks on sealing partition plate and the inner wall of separate small room.
Compared with prior art, the beneficial effects of the utility model are:The utility model is simple in structure, utilizes cyclonic separation
Device handles the bulky grain being passed through in air, and then under the action of by filter screen, separated bulky grain object is passed through
Ash collecting box is collected, and the air of subsidiary small particle then carries out dedusting under the action of even flow plate and filter cloth bag, dedusting
Efficient, good dedusting effect reduces that air pressure is excessive to damage filter cloth bag, improves service life, also have from
Maintenance cost is greatly saved in clearing function.
Description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the utility model structure diagram;
Fig. 2 is the utility model cyclone separator structure diagram;
Fig. 3 is the utility model uniform flow plate structure schematic diagram.
In attached drawing, parts list represented by the reference numerals is as follows:
1- dust-removing boxs, 2- support columns, 3- bulky grains separation chamber, 4- separate smalls room, 5- sealing partition plates, 6- filterings
Net, 7- ash collecting boxs, 8- centrifugation motors, 9- cyclone separators, 91- eddy flow centrums, 92- separation protrusions, 93- axis holes, 10- air inlets
Mouthful, 11- access holes, 12- cards, 13- filter cloth bags, 14- even flow plates, 141- ripple plate bodys, 142- uniform flows hole, 143- installations
Block, 15- exhaust outlets, 16- air pumps, 17- injection tubes.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution:A kind of cloth bag suitable for major diameter particulate matter removes
Dirt device, including dust-removing box 1, the bottom of the dust-removing box 1 is provided with support column 2, and the inner cavity of the dust-removing box 1 passes through close
Packing plate 5 is divided into bulky grain separation chamber 3 and separate small room 4, and the bottom of the sealing partition plate 5 is connected by filter screen 6
Inner wall in separate small room 4, the bottom of the dust-removing box 1 are equipped with ash collecting box 7, the top of the bulky grain separation chamber 3
Portion is equipped with centrifugation motor 8, and the inner cavity of the bulky grain separation chamber 3 is provided with cyclone separator 9, and the centrifugation motor 8 moves
Power output terminal is plugged at the axle center of cyclone separator 9, and the one side wall of the bulky grain separation chamber 3 offers air inlet 10, institute
The one side wall bottom for stating separate small room 4 is equipped with access hole 11, and the inner cavity of the separate small room 4 is from top to bottom successively
It is provided with card 12, filter cloth bag 13 and even flow plate 14, and filter cloth bag 13 is fixedly mounted on the bottom of card 12, described small
The top of grain separation chamber 4 offers exhaust outlet 15, and the one side of the exhaust outlet 15 is provided with air pump 16, the gas transmission of the air pump 16
End is connected by injection tube 17 with the inner cavity top of separate small room 4.
Wherein, the filter screen 6 is at certain angle of inclination setting, and the aperture of filter screen 6 is 0.1 ~ 0.5 micron, can be had
Effect stop separated after large dust particle enter in separate small room, and the dust speckled on filter screen 6 easily from
It drops on filter screen 6, the cyclone separator 9 includes eddy flow centrum 91, and it is convex that the outer wall of the eddy flow centrum 91 is provided with separation
92 are played, eddy flow centrum 91 is integrally formed with separating protrusion 92, is easy to use, increases the contact area and impact severity with dust,
The separative efficiency of large dust particle is effectively increased, the top of the eddy flow centrum 91 offers axis hole 93, convenient for centrifugation motor 8
It is connected between output terminal and axis hole 93, the outer wall uniform flow of the card 12 offers clean gas outlet, and clean gas outlet and mistake
Filter cloth bag 13 connects, and the purification air after 13 dedusting of filter cloth bag can be discharged by clean gas outlet, the even flow plate 14
Including ripple plate body 141, the outer wall uniform flow of the ripple plate body 141 offers uniform flow hole 142, and the two of the ripple plate body 141
End is separately mounted to by mounting blocks 143 on sealing partition plate 5 and the inner wall of separate small room 4, and installation is stablized so that is entered
The air pressure uniform flow of separate small room 4 reduces the dedusting pressure of filter cloth bag 13, improves service life.
One of the present embodiment has particular application as:Air to be treated is passed into bulky grain point from air inlet 10 first
From in room 3, centrifugation motor 8 is powered on, centrifugation motor 8 drives cyclone separator 9 to carry out high speed rotation so that major diameter
Grain object separates under the influence of centrifugal force with air, and the bulky grain after separation drops in ash collecting box 7, and separates bulky grain
The air of object then by being flowed at filter screen 6 in separate small room 4, then passes sequentially through even flow plate 14 and filter cloth bag
13, even flow plate 14 so that enter the air pressure uniform flow of separate small room 4, filter cloth bag 13 can to little particle dust into
Row dedusting reduces the dedusting pressure of filter cloth bag 13, improves service life, and the air purity handled by filter cloth bag 13 is big
It is big to improve, when can be discharged by exhaust outlet 15, and need cleaning, air pump 16 is opened, air pump 16 will by injection tube 17
Air is passed into dust-removing box 1, and the dust being attached in dust-removing box 1 is cleared up, and access hole 11 can be to little particle
Part in separation chamber 4 is cleared up and repair and replacement.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one of the utility model is contained in reference to the embodiment or example particular features, structures, materials, or characteristics described
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In combine in an appropriate manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, it is only the specific embodiment also not limit the utility model.Obviously, according to this theory
The content of bright book can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably
The principle and practical application of the utility model is explained, so that skilled artisan can be best understood by and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.