CN114558388A - Full-area charged filtering dust collector - Google Patents
Full-area charged filtering dust collector Download PDFInfo
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- CN114558388A CN114558388A CN202210328598.1A CN202210328598A CN114558388A CN 114558388 A CN114558388 A CN 114558388A CN 202210328598 A CN202210328598 A CN 202210328598A CN 114558388 A CN114558388 A CN 114558388A
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- 239000000428 dust Substances 0.000 title claims abstract description 203
- 238000001914 filtration Methods 0.000 title claims abstract description 27
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 238000007664 blowing Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 8
- 238000000746 purification Methods 0.000 claims description 6
- 240000002853 Nelumbo nucifera Species 0.000 claims description 5
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 5
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000002131 composite material Substances 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 12
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0032—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions using electrostatic forces to remove particles, e.g. electret filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/76—Cleaning the electrodes by using a mechanical vibrator, e.g. rapping gear ; by using impact
- B03C3/766—Cleaning the electrodes by using a mechanical vibrator, e.g. rapping gear ; by using impact with pneumatic rappers
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a full-area charged filter dust collector, which comprises a main box body of the dust collector and is technically characterized in that: the front side of the main box body of the dust collector is provided with a pyramid-shaped air inlet, a cloth bag filtering dust removal area is arranged in the main box body of the dust collector, a front air inlet charge assembly and a side air inlet charge assembly are arranged on the periphery of the cloth bag filtering dust removal area, the front air inlet charge assembly faces the pyramid-shaped air inlet, a side air inlet channel is formed between the side air inlet charge assembly and the side wall of the main box body of the dust collector, the front air inlet charge assembly and the side air inlet charge assembly respectively comprise a collecting pole plate and a discharging emitter net, the collecting pole plate is used for isolating the main box body of the dust collector from the cloth bag filtering dust removal area, the discharging emitter net corresponds to the collecting pole plate, and air holes or air gaps are uniformly distributed in the collecting pole plate. The invention solves the problem of low dust removal efficiency of the existing composite dust removal device, and has the advantages of stable operation, low energy consumption, low system resistance, long service life, low operation and maintenance cost and obvious economic and social benefits.
Description
Technical Field
The invention relates to the technical field of composite dust removal, in particular to a full-area charged filter dust remover which performs double dust removal on industrial flue gas by utilizing a high-voltage static charged dust removal component and a filter dust removal component.
Background
With the development of industry and the progress of social economy, the atmospheric pollution generated by industrial flue gas is also aggravated, and more severe pollutant emission standards come out. Near zero emission of pollutants has become a strong demand for dust removal technology in today's society.
In the existing dust removal technology, an electrostatic dust collector, a bag-type dust collector, a wet-type electric dust collector and the like are mainly used. The traditional electrostatic dust collector has small resistance and low energy consumption, but the emission concentration is about 20-50 mg/m3Its ability to remove ultra-fine dust has great limitations; the bag-type dust remover has high efficiency of removing dust with the grain diameter of more than mum, and the emission concentration of the bag-type dust remover is about 5-35 mg/m3But the system resistance is larger and the energy consumption is higher; the wet electric precipitation can reach 5mg/m3The following emission concentrations are generally only suitable for low-inlet concentration treatment, and have the problem of secondary pollution to the water environment.
In order to solve the above problems of the single dust removing device, at present, there is also a composite dust removing device adopting electric dust removal and filtering dust removal, but the following problems still exist in the using process: the electrostatic dust collection is carried out through the electrostatic dust collection component, and then the bag-type dust collection is carried out, but the space where the electrostatic dust collection component is located and the space where the dust collection bag is located are mechanically combined together, so that the problem that the flue gas of the electrostatic dust collector flows at an excessive speed cannot be solved, therefore, the dust removal capacity still needs to be improved, the dust collection pressure of the bag-type dust collector cannot be reduced, and the improvement of the comprehensive dust collection capacity is limited.
Disclosure of Invention
The invention aims to provide a full-area charged filter dust collector which is reasonable in structure and reliable in use, solves the problem of low dust collection efficiency of the existing composite dust collector, is stable in operation, low in energy consumption, low in system resistance, long in service life, low in operation and maintenance cost, and has remarkable economic and social benefits.
The technical scheme of the invention is as follows:
the utility model provides a whole area electric charge filters dust remover, includes the dust remover main tank body, and its technical essential is: a pyramid-shaped air inlet is arranged at the front side of the main box body of the dust collector, a cloth bag filtering and dust removing area is arranged in the main box body of the dust collector, the periphery of the cloth bag filtering dust removal area is provided with a front air inlet charge assembly and a side air inlet charge assembly, the front air inlet charge assembly faces the pyramid-shaped air inlet, a side air inlet channel is formed between the side air inlet charge assembly and the side wall of the main box body of the dust collector, the front air inlet charge assembly and the side air inlet charge assembly respectively comprise a collecting polar plate for isolating the main box body of the dust collector from a cloth bag filtering dust removing area and a discharge emitter grid corresponding to the collecting polar plate, the dust collector is characterized in that air holes or air gaps are uniformly distributed in the collecting pole plate, ash bucket units corresponding to the bag filter dust removal area are arranged at the bottom of the main box body of the dust collector, a purification chamber corresponding to the bag filter dust removal area is arranged at the top of the main box body of the dust collector, and a purified gas outlet is formed in one side of the purification chamber.
According to the all-area charged filtering dust remover, the pyramid-shaped air inlet is internally provided with the multiple layers of air flow distributors, so that air flow entering the main box body of the dust remover is uniform, the multiple layers of air flow distributors are composed of 2-3 layers of vertically arranged distribution units, each layer of distribution unit is composed of a plurality of distribution plates in a splicing mode, the distribution plates are made of thin steel plates with uniform holes, and the weight of equipment is reduced as much as possible while the structural strength is ensured.
In the all-region charged filter dust collector, a plurality of bag-type dust collection units in a matrix shape are suspended in the bag dust filtering area, each bag-type dust collection unit comprises a plurality of uniformly-distributed bag-type dust collectors, and the upper opening ends of the filter bags of the bag-type dust collectors are communicated with the purification chamber.
Foretell whole regional lotus electricity filters dust remover, the regional bilateral symmetry of cloth bag filtration dust removal is equipped with a plurality of pulse deashing subassemblies, the pulse deashing subassembly includes pulse valve, branch gas bag and jetting pipe, is equipped with the required flange of installation pulse valve on the branch gas bag, and the pulse valve utilizes the bolt fastening on the flange, and one section of jetting pipe is installed in the branch gas bag, links to each other with the pulse valve, and the other end penetrates in the clean air chamber, is equipped with a plurality of jetting holes on the jetting pipe, and the jetting hole is corresponding with the filter bag one-to-one of cloth bag dust remover. The air distribution bag is filled with compressed air, the pulse valve opens the diaphragm under the action of the electromagnetic valve, and blowing ash removal air flow enters through the blowing pipe, is sprayed out of the blowing holes and enters into the filter bag, so that ash removal action is realized.
Foretell full region electric charge filters dust remover, the position that corresponds preceding air-intake charge subassembly and side air-intake charge subassembly in the dust remover main tank body is equipped with the deashing respectively and shakes the subassembly, and the deashing shakes the subassembly and shakes the support, shakes and beats excellent and pneumatic vibrator and constitute, shake the support mounting at the dust remover top, shake and beat the stick and install between pneumatic vibrator and discharge emission polar net and collection polar plate, pneumatic vibrator can produce periodic rapping force under the compressed air effect, and rapping force is shaken the stick and is transmitted for discharge emission polar net and collection polar plate, realizes shaking the deashing action.
According to the all-region charged filtering dust remover, the adjustable baffle plates corresponding to the front air inlet charged component and the side air inlet charged component are arranged on the bottom surface of the main box body of the dust remover, and are closed during dust removing operation and opened periodically, so that dust on the front air inlet charged component and the side air inlet charged component falls into the dust hopper unit through the adjustable dust removing openings.
In the full-area charged filter dust remover, the area of the vent hole or the vent gap on the collecting polar plate is 60-70% of the flow cross section, the distance between two adjacent vent holes or two adjacent vent gaps is 1.5D, and D is the diameter of the vent hole.
In the all-region charged filter dust collector, the height of the lower end of the bag-type dust collector in the bag-type filter dust collection region is equal to the height of the front opening of the pyramid-shaped air inlet, the lower end of the bag-type dust collector and the ash bucket unit keep a set distance, and the set distance is 0.5-0.8 times of the length of the filter bag.
The invention has the beneficial effects that:
1. the invention organically combines the electrostatic dust collection technology and the cloth bag dust collection technology in the same air chamber, collects high specific resistance dust, and has the advantages of high dust collection efficiency, stable operation, long service life of the filter assembly, low system resistance, low energy consumption, low operation and maintenance cost and the like, and has strong practicability and obvious economic and social benefits.
2. Most particles carried by smoke are charged before reaching the filter bag, the collecting polar plate with the openings can capture the charged particles and also play a role in protecting any electrostatic damage to the filter bag possibly from an electric field, charged dust is deposited on the surface of the bag to form a dust layer with high porosity and ordered arrangement, so that the permeability of the filter bag is better, the resistance is lower than the running resistance of the traditional bag-type dust collector, and the resistance can be reduced by more than 500Pa compared with the traditional bag-type dust collector.
3. The dust is collecting and falling into the in-process of ash bucket, and the two can both interact well, has overcome the problem that a large amount of fine particles escape in traditional electrostatic precipitator, has solved the problem that traditional bag dust remover deashing secondary raise dust caused to collect repeatedly.
4. The service life of the filter material is prolonged, and the energy consumption is low. The charged dust reaches the surface of the filter material to form a loose dust layer, the online ash removal can maintain lower and uniform pressure difference inside and outside the bag, and the filtering air speed can be 1.3 times or even more higher than that of the traditional pulse blowing bag-type dust remover. The ash cleaning interval is 3-5 times of that of the conventional bag type dust collector.
5. Low operation and maintenance cost
The invention can operate under higher gas distribution ratio, therefore, the required filter components are less, the workload and cost of system maintenance can be greatly reduced, and the performance is more stable and reliable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;
FIG. 5 is a cross-sectional view taken along line D-D of FIG. 1;
FIG. 6 is a schematic diagram of a distribution plate;
FIG. 7 is a schematic structural view of a pulse ash removal assembly;
fig. 8 is a schematic view of the construction of an ash removal rapping assembly.
In the figure: 1. the dust collector comprises a pyramid-shaped air inlet, 2 parts of a dust collector main box body, 3 parts of a discharge emitter net, 4 parts of a collecting polar plate, 5 parts of a bag-type dust collector, 6 parts of a pulse dust cleaning component, 601 parts of a pulse valve, 602 parts of a gas distribution bag, 603 parts of a blowing pipe, 604 parts of a blowing hole, 7 parts of a purified gas outlet, 8 side air inlet channels, 9 parts of a distribution plate, 10 parts of a dust cleaning and vibrating component, 1001 parts of a pneumatic vibrator, 1002 parts of a vibrating bracket, 1003 parts of a vibrating rod, 11 parts of a purifying chamber and 12 parts of a dust hopper.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1 to 8, the all-region charged filter dust collector comprises a main dust collector box body 2, a pyramid-shaped air inlet 1 is arranged on the front side of the main dust collector box body 2, and a cloth bag filter dust collection region is arranged inside the main dust collector box body 2. The periphery of the cloth bag filtering dust removal area is provided with a front air inlet charge assembly and a side air inlet charge assembly, the front air inlet charge assembly faces the pyramid-shaped air inlet 1, and a side air inlet channel 8 is formed between the side air inlet charge assembly and the side wall of the main box body 2 of the dust remover. The front air inlet charge assembly and the side air inlet charge assembly respectively comprise a collecting polar plate 4 for isolating the main box body 2 of the dust collector from a cloth bag filtering dust-removing area and a discharge emitter grid 3 corresponding to the collecting polar plate 4. And vent holes or vent gaps are uniformly distributed on the collecting polar plate 4. The dust remover comprises a dust remover main box body 2 and is characterized in that an ash bucket unit corresponding to a cloth bag filtering and dust removing area is arranged at the bottom of the dust remover main box body 2, a purifying chamber 11 corresponding to the cloth bag filtering and dust removing area is arranged at the top of the dust remover main box body 2, and a purified gas outlet 7 is arranged on one side of the purifying chamber 11.
In this embodiment, the area of the vent holes or vent gaps on the collecting plate 4 is 60-70% of the flow cross section. The distance between two adjacent vent holes or two adjacent vent gaps is 1.5D, and D is the diameter of the vent hole. The pyramid-shaped air inlet 1 is narrow in front and wide in back and is welded and fixed with the main box body 2 of the dust remover. The pyramid-shaped air inlet 1 is internally provided with a plurality of layers of air flow distributors, so that air flow entering the main box body 2 of the dust remover is uniform, each layer of air flow distributor is composed of 2-3 layers of vertically arranged distribution units, each layer of distribution unit is formed by splicing a plurality of distribution plates 9, the distribution plates 9 are thin steel plates with uniform holes, and the weight of equipment is reduced as much as possible while the structural strength is ensured. A plurality of bag-type dust removal units in a matrix shape are suspended in the bag dust filtering area, each bag-type dust removal unit comprises a plurality of uniformly-distributed bag-type dust removers 5, and the upper opening ends of filter bags of the bag-type dust removers 5 are communicated with the purification chamber 11. Each bag-type dust removal unit corresponds to one ash bucket 12. The height of the lower end of the bag-type dust remover 5 in the bag-type filtering and dust-removing area is equal to the height of the front opening of the pyramid-shaped air inlet 1, the lower end of the bag-type dust remover 5 keeps a set distance from the ash bucket unit, and the set distance is 0.5-0.8 time of the length of the filter bag.
The bag-type dust removal device is characterized in that a plurality of pulse dust removal assemblies 6 are symmetrically arranged on two sides of a bag filtering and dust removing area, each pulse dust removal assembly 6 comprises a pulse valve 601, a gas distribution bag 602 and an injection pipe 603, a flange required for installing the pulse valve 601 is arranged on the gas distribution bag 602, the pulse valve 601 is fixed on the flange through a bolt, one section of the injection pipe 603 is installed in the gas distribution bag 602 and connected with the pulse valve 601, the other end of the injection pipe penetrates into a clean air chamber 11, a plurality of injection holes 604 are formed in the injection pipe 603, and the injection holes 604 correspond to filter bags of the bag-type dust remover 5 one to one. The air distribution bag 602 is filled with compressed air, the pulse valve 601 opens the diaphragm under the action of the electromagnetic valve, and blowing ash removal air flow enters through the blowing pipe 603, is sprayed out of the blowing holes 604 and enters into the filter bag, so that ash removal action is realized. The position that corresponds preceding air-inlet lotus electric subassembly and side air-inlet lotus electric subassembly in the dust remover main tank body 2 is equipped with the deashing respectively and shakes subassembly 10, and the deashing shakes subassembly 10 by shaking support 1002, shake and beat excellent 1003 and pneumatic vibrator 1001 and constitute, shake support 1002 and install at dust remover box 2 tops, shake and beat excellent 1003 and install between pneumatic vibrator 1001 and discharge emission polar net 3 and collection polar plate 4, and pneumatic vibrator 1001 can produce periodic rapping force under the compressed air effect, and rapping force is shaken and is beaten excellent 1003 and transmit for discharge emission polar net 3 and collection polar plate 4, realizes shaking and shakes the deashing action. The ash cleaning rapping component 10 and the pulse ash cleaning component 6 can adopt pneumatic vibrators, which is beneficial to reducing the external dimension of the dust removing equipment and leading the overall layout of the equipment to be more compact and beautiful. The bottom surface of the main box 2 of the dust remover is provided with an adjustable dust removing opening corresponding to the front air inlet charge component and the side air inlet charge component, so that the dust removing opening is closed during dust removing operation and opened after dust removing is finished, and dust on the front air inlet charge component and the side air inlet charge component falls into the dust hopper unit through the adjustable dust removing opening.
The dust removal method comprises the following steps:
dust-containing gas enters through the pyramid-shaped air inlet 1, is uniformly distributed to the front end of a main box body 2 of the dust collector through an internal multilayer air flow distributor, enters a side air inlet channel 8, is continuously collided and agglomerated under the action of a front air inlet charge component and a discharge emission electrode net 3 of the side air inlet charge component, has a larger particle size, then enters a bag filter dust removal area through air holes or air gaps of a collecting electrode plate 4 along with air flow, is isolated and filtered by each bag dust collector 5, is loosely and regularly arranged on the surface of a filter bag after all dust in the air flow entering the bag filter dust removal area is charged, can run at a higher filter air speed, and is discharged through a purified air outlet 7 and a purified air chamber 11 after being filtered, so that dust removal is completed.
The dust collected by the surface filtration of the bag-type dust collector 5 is subjected to dust removal through the pulse dust removal assembly 6 and falls into the dust hopper unit, the dust on the collecting polar plate 4 and the discharge emitter grid 3 is subjected to dust removal through the dust removal rapping assembly 10, the dust is subjected to dust removal after periodic rapping, and the dust falls into the dust hopper 12 to be collected.
Claims (8)
1. The utility model provides a full-area electric charge filters dust remover, includes dust remover main tank, its characterized in that: a pyramid-shaped air inlet is arranged at the front side of the main box body of the dust collector, a cloth bag filtering and dust removing area is arranged in the main box body of the dust collector, the periphery of the cloth bag filtering dust removal area is provided with a front air inlet charge assembly and a side air inlet charge assembly, the front air inlet charge assembly faces the pyramid-shaped air inlet, a side air inlet channel is formed between the side air inlet charge assembly and the side wall of the main box body of the dust collector, the front air inlet charge assembly and the side air inlet charge assembly respectively comprise a collecting polar plate for isolating the main box body of the dust collector from a cloth bag filtering dust removing area and a discharge emitter grid corresponding to the collecting polar plate, the dust collector is characterized in that air holes or air gaps are uniformly distributed in the collecting pole plate, ash bucket units corresponding to the bag filter dust removal area are arranged at the bottom of the main box body of the dust collector, a purification chamber corresponding to the bag filter dust removal area is arranged at the top of the main box body of the dust collector, and a purified gas outlet is formed in one side of the purification chamber.
2. The full-area charged filter dust collector of claim 1, wherein: the pyramid-shaped air inlet is internally provided with a plurality of layers of air flow distributors, so that air flow entering the main box body of the dust remover is uniform, each layer of air flow distributor is composed of 2-3 layers of vertically arranged distribution units, each layer of distribution unit is composed of a plurality of distribution plates which are spliced, and the distribution plates are made of thin steel plates with uniform holes.
3. The full-area charged filter dust collector of claim 1, wherein: the bag-type dust removing device is characterized in that a plurality of bag-type dust removing units in a matrix shape are suspended in the bag dust filtering area, each bag-type dust removing unit comprises a plurality of uniformly distributed bag-type dust removers, and the upper opening ends of the filter bags of the bag-type dust removers are communicated with the purifying chamber.
4. The full-area charged filter dust collector of claim 1, wherein: the regional bilateral symmetry of sack filter dust removal is equipped with a plurality of pulse deashing subassemblies, the pulse deashing subassembly includes pulse valve, gas distribution package and jetting pipe, is equipped with the required flange of installation pulse valve on the gas distribution package, and the pulse valve utilizes the bolt fastening on the flange, and one section of jetting pipe is installed in the gas distribution package, links to each other with the pulse valve, and in the other end penetrated the air-purifying chamber, is equipped with a plurality of blowing holes on the jetting pipe, the blowing hole and the filter bag one-to-one of sack cleaner.
5. The full-area charged filter dust collector of claim 1, wherein: the position that corresponds preceding air-inlet lotus electric subassembly and side air-inlet lotus electric subassembly in the dust remover main tank body is equipped with the deashing respectively and shakes the subassembly, and the deashing shakes and shakes the subassembly by shaking the support, shake and beat excellent and pneumatic vibrator and constitute, shake and shake the support mounting at the dust remover top, shake and beat the excellent and install between pneumatic vibrator and discharge emission polar net and collection polar plate, pneumatic vibrator can produce periodic rapping force under the compressed air effect, and rapping force is shaken the excellent transmission and is given discharge emission polar net and collect the polar plate, realizes shaking and shakes the deashing action.
6. The full-area charged filter dust collector of claim 1, wherein: the bottom surface of the main box body of the dust remover is provided with an adjustable baffle plate corresponding to the front air inlet charge assembly and the side air inlet charge assembly, the baffle plate is closed during dust removal work and is opened periodically, and dust on the front air inlet charge assembly and the side air inlet charge assembly falls into the dust hopper unit through the adjustable dust removing port.
7. The full-area charged filter dust collector of claim 1, wherein: the area of the vent holes or the vent gaps on the collecting polar plate is 60-70% of the flow cross section, the distance between two adjacent vent holes or two adjacent vent gaps is 1.5D, and D is the diameter of the vent hole.
8. The full-area charged filter dust collector of claim 1, wherein: the height of the lower end of the bag-type dust remover in the bag-type filtering and dust-removing area is equal to the height of the front opening of the pyramid-shaped air inlet, the lower end of the bag-type dust remover keeps a set distance with the ash bucket unit, and the set distance is 0.5-0.8 time of the length of the filter bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210328598.1A CN114558388A (en) | 2022-03-31 | 2022-03-31 | Full-area charged filtering dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210328598.1A CN114558388A (en) | 2022-03-31 | 2022-03-31 | Full-area charged filtering dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN114558388A true CN114558388A (en) | 2022-05-31 |
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|---|---|---|---|
| CN202210328598.1A Pending CN114558388A (en) | 2022-03-31 | 2022-03-31 | Full-area charged filtering dust collector |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202569888U (en) * | 2012-05-18 | 2012-12-05 | 南京林业大学 | Timber industry electric bag composite deduster |
| CN103706474A (en) * | 2013-12-23 | 2014-04-09 | 科林环保装备股份有限公司 | Electric-bag combination type flow-dividing three-state dust collector |
| CN207324383U (en) * | 2017-08-02 | 2018-05-08 | 中清源环保节能有限公司 | A kind of Hazards in Power Plant minimum discharge electric bag dust system |
| CN109772045A (en) * | 2019-03-26 | 2019-05-21 | 广州林电科技有限公司 | A kind of heavy duty detergent sack cleaner with anti-fugitive dust function |
| CN112263887A (en) * | 2020-10-25 | 2021-01-26 | 山东舜鹏建材有限公司 | Asphalt mixing station dust treatment device |
| CN216125332U (en) * | 2021-08-03 | 2022-03-25 | 泰州市阳鑫环保设备有限公司 | Improved generation shakes and beats formula sack cleaner |
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2022
- 2022-03-31 CN CN202210328598.1A patent/CN114558388A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202569888U (en) * | 2012-05-18 | 2012-12-05 | 南京林业大学 | Timber industry electric bag composite deduster |
| CN103706474A (en) * | 2013-12-23 | 2014-04-09 | 科林环保装备股份有限公司 | Electric-bag combination type flow-dividing three-state dust collector |
| CN207324383U (en) * | 2017-08-02 | 2018-05-08 | 中清源环保节能有限公司 | A kind of Hazards in Power Plant minimum discharge electric bag dust system |
| CN109772045A (en) * | 2019-03-26 | 2019-05-21 | 广州林电科技有限公司 | A kind of heavy duty detergent sack cleaner with anti-fugitive dust function |
| CN112263887A (en) * | 2020-10-25 | 2021-01-26 | 山东舜鹏建材有限公司 | Asphalt mixing station dust treatment device |
| CN216125332U (en) * | 2021-08-03 | 2022-03-25 | 泰州市阳鑫环保设备有限公司 | Improved generation shakes and beats formula sack cleaner |
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Application publication date: 20220531 |