CN210251701U - Composite flow guide type electrostatic fabric filter - Google Patents
Composite flow guide type electrostatic fabric filter Download PDFInfo
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- CN210251701U CN210251701U CN201920655050.1U CN201920655050U CN210251701U CN 210251701 U CN210251701 U CN 210251701U CN 201920655050 U CN201920655050 U CN 201920655050U CN 210251701 U CN210251701 U CN 210251701U
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Abstract
The utility model relates to a compound water conservancy diversion formula electricity compound dust remover of bag, it includes casing (3), casing (3) the left and right sides is provided with air intake (1) and air outlet (12) respectively, be provided with dust collection utmost point system (7) in casing (3), dust collection utmost point system (7) all form wind channel (72) including the polylith of interval parallel arrangement around between front side ventilation type polar plate (71) and casing (3) antetheca, between rear wall of last side ventilation type polar plate (71) and casing and between two adjacent ventilation type polar plate (71), and wherein odd wind channel (721) air inlet end seals the air-out end and opens, and even wind channel (722) air inlet end opens the air-out end and seals. The utility model relates to a compound water conservancy diversion formula electricity bag composite dust remover, its simple structure, design benefit, dust removal effect is good.
Description
Technical Field
The utility model relates to a compound water conservancy diversion formula electricity bag composite dust remover belongs to dust collecting equipment technical field.
Background
At present, most of dust removing equipment matched with boilers of coal-fired power plants in China are electric dust collectors, the electric dust collectors of some power plants cannot achieve the original dust removing efficiency due to aging, and the national control on the atmosphere quality is more and more strict along with the increasing of the living standard of people. In order to meet the requirement of environmental protection, part of electric dust collectors in service in the existing power plant must be modified. A newly-built power plant, particularly a power plant adopting a circulating fluidized bed boiler and burning gangue, mostly adopts a bag-type dust collector for standard discharge, and has dust collection capacity, particularly dust collection efficiency of fine dust particles, which is greatly higher than that of an electric dust collector. Both electric dust collectors and bag type dust collectors play an important role in industrial dust control, but both of them have the defects that are difficult to overcome by themselves.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a compound water conservancy diversion formula electricity bag composite dust remover that combines both advantages based on two kinds of ripe dust removal theories of sack cleaner and electrostatic precipitator is provided to above-mentioned prior art.
The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides a compound water conservancy diversion formula electricity bag composite dust remover, it includes the casing, the casing left and right sides is provided with air intake and air outlet respectively, be provided with the utmost point system of gathering dust in the casing, gather dust extremely the system including the polylith through type polar plate of interval parallel arrangement around, between the most front side through type polar plate and the casing antetheca, between last side through type polar plate and the casing back wall and between two adjacent through type polar plates all form the wind channel, and wherein odd wind channel air inlet end seals the air-out end and opens, and even wind channel air inlet end opens the air-out end and seals, be provided with sack dust pelletizing system in the odd wind channel, be provided with the cathode system in the even wind channel.
Furthermore, the air inlet end of the odd air duct is sealed by a guide plate.
Furthermore, the air outlet ends of the even-numbered air ducts are sealed through end seal plates.
Furthermore, the transparent polar plate adopts a shutter type anode plate.
Furthermore, the louver-type anode plate is obliquely arranged on one side facing the air inlet, and the inclination angle α ranges from 0 degree to 10 degrees.
Furthermore, the top of the shell is provided with a pattern plate, the pattern plate is provided with a plurality of rows of pattern plate holes, each row of pattern plate holes corresponds to an odd-numbered air channel, the bag-type dust removal system comprises a plurality of rows of dust removal filter bags, one row of dust removal filter bags corresponds to one row of pattern plate holes, the tops of the dust removal filter bags are in butt joint with the pattern plate holes, and the openings of the dust removal filter bags face upwards and are hoisted in the odd-numbered air channels.
Furthermore, an air purifying chamber is arranged above the shell, the pattern plate hole is communicated with the air purifying chamber, and the air purifying chamber is connected with the air outlet through a pipeline.
Furthermore, an air flow distribution plate is arranged in the air inlet.
Furthermore, a pulse ash removal device is arranged on the cloth bag dust removal system.
Furthermore, the pulse ash removal device comprises a compressed air bag and a plurality of injection pipes, each injection pipe corresponds to an odd-number air channel, the compressed air bag is communicated with each injection pipe, a plurality of nozzles are arranged on the injection pipes, each nozzle corresponds to one dust removal filter bag, and the nozzles are arranged at the opening positions of the dust removal filter bags.
Compared with the prior art, the utility model has the advantages of:
the utility model relates to a composite diversion type electric bag composite dust collector, which has simple structure, ingenious design and good dust collection effect, charged dust passes through parallel permeable polar plates at low speed, thereby preventing high-speed dust-containing smoke from directly impacting a cloth bag and prolonging the service life of the cloth bag; meanwhile, the flue gas introduced into the cloth bag dust removal area is uniformly divided, so that the effective dust removal area of a cloth bag in the cloth bag dust removal area is increased, and the dust removal efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the composite diversion type electrostatic fabric filter of the present invention.
Fig. 2 is a transverse cross-sectional view of fig. 1.
Wherein:
Air flow distribution plate 2
Cloth bag dust removal system 6
Dust removal filter bag 61
Dust collecting pole system 7
Odd air duct 721
Even number of air ducts 722
Vibrating ash removal device 9 for anode plate
Cathode vibration ash removal device 10
Pulse ash cleaning device 11
An ash hopper 13.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 and 2, the composite diversion type electrostatic fabric composite dust collector in this embodiment includes a housing 3, an air inlet 1 and an air outlet 12 are respectively disposed on the left and right sides of the housing 3, a dust collecting electrode system 7 is disposed in the housing 3, the dust collecting electrode system 7 includes a plurality of permeable electrode plates 71 disposed in parallel at intervals in the front and back direction, air ducts 72 are formed between the permeable electrode plate 71 on the frontmost side and the front wall of the housing 3, between the permeable electrode plate 71 on the rearmost side and the rear wall of the housing, and between the two adjacent permeable electrode plates 71, wherein an air inlet end of an odd air duct 721 is closed and an air outlet end of an even air duct 722 is closed, a cloth bag dust collecting system 6 is disposed in the odd air duct 721, and a cathode system 4 is disposed in the even air duct 722;
the air inlet end of the odd air duct 721 is sealed by the guide plate 73;
the air outlet ends of the even-numbered air ducts 722 are sealed by the end seal plates 74;
the transparent polar plate 71 adopts a shutter type anode plate;
the louver type anode plate is obliquely arranged on one side, facing the air inlet, and the inclination angle α ranges from 0 degree to 10 degrees;
the top of the shell 3 is provided with a pattern plate 5, the pattern plate 5 is provided with a plurality of rows of pattern plate holes 51, each row of pattern plate holes 51 corresponds to one odd-numbered air channel 721, the bag-type dust collection system 6 comprises a plurality of rows of dust collection filter bags 61, each row of dust collection filter bags 61 corresponds to one row of pattern plate holes 51, the tops of the dust collection filter bags 61 are butted with the pattern plate holes 51, and the dust collection filter bags 61 are upward in openings and are hung in the odd-numbered air channels 721;
an air purifying chamber 8 is arranged above the shell 3, the pattern plate hole 51 is communicated with the air purifying chamber 8, and the air purifying chamber 8 is connected with the air outlet 12 through a pipeline;
an air flow distribution plate 2 is arranged in the air inlet 1;
an anode plate vibration ash removal device 9 is arranged on one side of the air outlet 12 of the dust collecting electrode system 7;
the cathode system 5 is provided with a cathode vibration ash removal device 10 at one side of an air outlet 12;
the bag-type dust removal system 6 is provided with a pulse ash removal device 11;
the pulse ash removal device 11 comprises a compressed air bag and a plurality of injection pipes, each injection pipe corresponds to one odd-numbered air channel 721, the compressed air bag is communicated with each injection pipe, a plurality of nozzles are arranged on the injection pipes, each nozzle corresponds to one dust removal filter bag 61, and the nozzles are arranged at the opening positions of the dust removal filter bags 61;
an ash bucket 13 is arranged below the shell 3.
The working principle is as follows:
the dust-containing smoke is introduced into the shell from the air inlet, the smoke is uniformly distributed by the air flow distribution plate, direct impact of the dust-containing smoke on the polar plate and the polar line is prevented, meanwhile, under the action of the guide plate arranged at the front end of the odd-numbered air channel, the smoke enters the even-numbered air channel, and is pretreated by the permeable polar plate; and the pretreated flue gas enters a bag-type dust removal area through a permeable polar plate to carry out final purification treatment on the flue gas. Under the inertia condition of charge, the flue gas flow velocity is more uniform, so that the dust removal efficiency is improved; the treated flue gas passes through the air purifying chamber and is directly discharged from the air outlet.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a compound water conservancy diversion formula electricity bag composite dust remover which characterized in that: the dust collection device comprises a shell (3), wherein an air inlet (1) and an air outlet (12) are respectively arranged on the left side and the right side of the shell (3), a dust collection pole system (7) is arranged in the shell (3), the dust collection pole system (7) comprises a plurality of permeable pole plates (71) which are arranged in parallel at intervals in the front and back, air channels (72) are formed between the most front permeable pole plate (71) and the front wall of the shell (3), between the most rear permeable pole plate (71) and the rear wall of the shell and between two adjacent permeable pole plates (71), air inlet ends of odd air channels (721) are sealed and air outlet ends are opened, air inlet ends of even air channels (722) are sealed and air outlet ends are closed, cloth bag dust collection systems (6) are arranged in the odd air channels (721), and cathode systems (4) are arranged in.
2. The composite flow guide type electrostatic fabric filter of claim 1, wherein: the air inlet end of the odd air duct (721) is sealed by a guide plate (73).
3. The composite flow guide type electrostatic fabric filter of claim 1, wherein: the air outlet end of the even air duct (722) is sealed by an end sealing plate (74).
4. The composite flow guide type electrostatic fabric filter of claim 1, wherein: the transparent polar plate (71) adopts a shutter type anode plate.
5. The composite flow guide type electrostatic fabric filter of claim 4, wherein the louver-type anode plate is arranged in an inclined manner towards the air inlet, and the inclination angle α is 0-10 degrees.
6. The composite flow guide type electrostatic fabric filter of claim 1, wherein: the improved dust removal filter bag is characterized in that a pattern plate (5) is arranged at the top of the shell (3), a plurality of rows of pattern plate holes (51) are formed in the pattern plate (5), each row of pattern plate holes (51) corresponds to one odd-numbered air duct (721), the bag dust removal system (6) comprises a plurality of rows of dust removal filter bags (61), one row of dust removal filter bags (61) correspond to one row of pattern plate holes (51), the tops of the dust removal filter bags (61) are in butt joint with the pattern plate holes (51), and the openings of the dust removal filter bags (61) are upwards and hoisted in the odd.
7. The composite flow guide type electrostatic fabric filter of claim 6, wherein: an air purifying chamber (8) is arranged above the shell (3), the pattern plate hole (51) is communicated with the air purifying chamber (8), and the air purifying chamber (8) is connected with the air outlet (12) through a pipeline.
8. The composite flow guide type electrostatic fabric filter of claim 1, wherein: and an air flow distribution plate (2) is arranged in the air inlet (1).
9. The composite flow guide type electrostatic fabric filter of claim 1, wherein: and a pulse ash removal device (11) is arranged on the cloth bag dust removal system (6).
10. The composite flow guide type electrostatic fabric filter of claim 9, wherein: the pulse ash removal device (11) comprises a compressed air bag and a plurality of injection pipes, each injection pipe corresponds to an odd air channel (721), the compressed air bag is communicated with each injection pipe, a plurality of nozzles are arranged on the injection pipes, each nozzle corresponds to one dust removal filter bag (61), and the nozzles are arranged at the opening positions of the dust removal filter bags (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920655050.1U CN210251701U (en) | 2019-05-08 | 2019-05-08 | Composite flow guide type electrostatic fabric filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920655050.1U CN210251701U (en) | 2019-05-08 | 2019-05-08 | Composite flow guide type electrostatic fabric filter |
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| Publication Number | Publication Date |
|---|---|
| CN210251701U true CN210251701U (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920655050.1U Active CN210251701U (en) | 2019-05-08 | 2019-05-08 | Composite flow guide type electrostatic fabric filter |
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| CN (1) | CN210251701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026044A (en) * | 2019-05-08 | 2019-07-19 | 江苏朗润环保科技有限公司 | Composite guide streaming electric-bag complex dust collector |
-
2019
- 2019-05-08 CN CN201920655050.1U patent/CN210251701U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026044A (en) * | 2019-05-08 | 2019-07-19 | 江苏朗润环保科技有限公司 | Composite guide streaming electric-bag complex dust collector |
| CN110026044B (en) * | 2019-05-08 | 2024-08-02 | 江苏朗润环保科技有限公司 | Composite diversion type electric bag composite dust collector |
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