CN212309186U - Wet dust removal device - Google Patents
Wet dust removal device Download PDFInfo
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- CN212309186U CN212309186U CN202020862256.4U CN202020862256U CN212309186U CN 212309186 U CN212309186 U CN 212309186U CN 202020862256 U CN202020862256 U CN 202020862256U CN 212309186 U CN212309186 U CN 212309186U
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Abstract
The utility model provides a wet dust removal device, which comprises a dust removal main body device, and comprises a left chamber (8) and a right chamber (9), wherein the bottoms of the left chamber (8) and the right chamber (9) are communicated, and a liquid storage tank (4) is arranged at the communicated part of the bottoms; the left chamber (8) sequentially comprises an air inlet section, a tightening section (15) provided with a first spraying device (14), an expansion section (16) and a settling section (17) from top to bottom, and the settling section (17) is communicated with the liquid storage tank (4); the right chamber (8) sequentially comprises an air outlet section, a dewatering and defoaming section (7), a second spraying device (6), a washing and filling section (5) and a communicating section from top to bottom, and the communicating section is communicated with the liquid storage tank (4). The device has simple structure, less investment and safe and convenient use, can effectively remove various dust and harmful gas in the flue gas and discharge the flue gas after reaching the standard.
Description
Technical Field
The utility model relates to a dust removal technical field, concretely relates to wet dedusting device.
Background
The dust removal device on the market has a complex structure, is high in modification and operation cost, is not suitable for small enterprises, heating equipment of the small enterprises mostly adopts direct discharge, contains a large amount of dust and acidic pollutants in the discharge, cannot reach the relevant discharge regulation of national environmental protection, and brings serious pollution.
It is necessary to develop a wet dedusting device with strong pertinence, simple structure and low cost aiming at small enterprises.
Disclosure of Invention
The utility model aims at providing a simple structure, small investment, convenient safe in utilization, can get rid of various dust and harmful gas in the flue gas effectively to make final exhaust flue gas reach national regulation's emission standard's wet dedusting device.
In order to solve the technical problem, the utility model provides a
A wet dust removal device comprises a dust removal main body device, wherein the dust removal main body device comprises a left chamber and a right chamber, the bottoms of the left chamber and the right chamber are communicated, and a liquid storage tank is arranged at the communicated part of the bottoms; the left chamber sequentially comprises an air inlet section, a tightening section, an expansion section and a settling section from top to bottom, wherein the tightening section is provided with a first spraying device; the right chamber sequentially comprises an air outlet section, a dewatering and defoaming section, a second spraying device, a washing filler section and a communicating section from top to bottom, and the communicating section is communicated with the liquid storage tank; and a circulating pump is arranged outside the liquid storage tank, one end of the circulating pump is communicated with the liquid storage tank, and the other end of the circulating pump is respectively communicated with the first spraying device and the second spraying device.
Preferably, the tightening section is gradually reduced from the top to the small inner diameter, and the expansion section is gradually increased from the top to the small inner diameter; the height ratio of the height h1 of the tightening segment to the height h2 of the dilating segment is 1: (1.8-2.2). According to the construction practice, the height proportion is reasonable, and the treatment effect is better.
Preferably, the area ratio of the tightening segment bottom area s1 to the expanding segment bottom area s2 is 1: (0.5-1). According to the construction practice, the area proportion is reasonable, and the treatment effect is better.
In a preferred scheme, the air inlet section of the left chamber is connected with the dust hood through a dust removal air pipe.
In the preferred scheme, the air outlet section of the right chamber is connected with a dust removal fan through a pipeline.
In a preferred scheme, a rain-proof cap is arranged at the front end of the dust removal fan.
In the preferred scheme, at least one access hole is formed in the right chamber, so that the maintenance is convenient.
Compared with the prior art, the beneficial effects of the utility model are that:
1. wet process dust collector, whole device only need a circulating pump can realize the recycling of washing liquid.
2. Wet process dust collector is equipped with left cavity and right cavity, two cavity bottoms intercommunication, and the bottom is equipped with the reservoir, and inside is equipped with particular structure respectively, simple structure, and purifying effect is good.
3. Simple structure, less investment, safe and convenient use, and can effectively remove various dust and harmful gases in the flue gas and ensure that the finally discharged flue gas reaches the discharge standard specified by the state.
Drawings
FIG. 1 is a schematic view of the overall structure of a wet dust collector according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a structure of a left chamber of the wet dust collector according to the embodiment of the present invention.
Detailed Description
The invention will be further explained and explained with reference to the drawings and examples
As shown in fig. 1, the wet dust removal device comprises a main dust removal device, wherein the main dust removal device comprises a left chamber 8 and a right chamber 9, the bottoms of the left chamber 8 and the right chamber 9 are communicated, and a liquid storage tank 4 is arranged at the communicated part of the bottoms; the left chamber 8 sequentially comprises an air inlet section, a tightening section 15 provided with a first spraying device 14, an expansion section 16 and a settling section 17 from top to bottom, and the settling section 17 is communicated with the liquid storage tank 4; the right chamber 9 sequentially comprises an air outlet section, a dewatering and defoaming section 7, a second spraying device 6, a washing and filling section 5 and a communicating section from top to bottom, and the communicating section is communicated with the liquid storage tank 4; and a circulating pump 2 is arranged outside the liquid storage tank 4, one end of the circulating pump 2 is communicated with the liquid storage tank 4, and the other end of the circulating pump is respectively communicated with the first spraying device 14 and the second spraying device 6.
The tightening section 15 is gradually reduced from the top to the small inner diameter, and the expanding section 16 is gradually increased from the top to the small inner diameter; the height ratio of the height h1 of the tightening segment 15 to the height h2 of the expansion segment 16 is 1: 2. the area ratio of the tightening segment 15 bottom area s1 to the expanding segment 16 bottom area s2 is 1: 0.618.
as shown in fig. 2, the air inlet section of the left chamber 8 is connected with the dust hood 10 through a dust exhaust duct 13. And the air outlet section of the right chamber 9 is connected with a dust removal fan 11 through a pipeline. The front end of the dust removal fan 11 is provided with a rain hat. And at least one access hole 3 is formed in the right chamber 9, so that the maintenance is convenient.
Description of the principle of the device:
the dust-containing gas is sucked into a left chamber in the washing tower, the gas firstly enters the tightening section (15) and then enters the expansion section, the gas can be better mixed with the washing liquid, the treatment effect is better, the dust-containing gas is mixed with the liquid sprayed from the upper part, the dust is absorbed by the water film and is settled in the liquid storage tank, and meanwhile, the dust in the dust-containing gas is captured and settled by the liquid film; the gas after preliminary purification continuously rises, enters a right cavity along with the gas flow, is washed and filtered in a washing filler layer (the filler is generally plastic balls, pall balls and other conventional fillers), and forms a water film due to the turbulence of the gas caused by the obstruction of a plurality of balls and the atomized spray liquid from top to bottom of a spray pipe, the dust is accelerated to capture the dust in the air due to the surface tension of the water film, so that liquid drops are formed and settled in a water tank, and meanwhile, the gas flow rises, and the purification effect is further deepened; the purified gas continuously rises to enter a dehydration and defoaming layer at the top of the tower, the moisture in the gas is separated out, and the gas after being purified reaches the standard is led out by a fan and led to a chimney to be discharged into the atmosphere by the fan.
The particles discharged by the ventilation system of the wet dust collector meet the secondary standard (simple and easy) in the emission standard of atmospheric pollutants (GB 16297-1996).
Claims (7)
1. A wet dust removal device comprises a dust removal main body device and is characterized in that the dust removal main body device comprises a left chamber (8) and a right chamber (9), the bottoms of the left chamber (8) and the right chamber (9) are communicated, and a liquid storage tank (4) is arranged at the communicated part of the bottoms; the left chamber (8) sequentially comprises an air inlet section, a tightening section (15) provided with a first spraying device (14), an expansion section (16) and a settling section (17) from top to bottom, and the settling section (17) is communicated with the liquid storage tank (4); the right chamber (9) sequentially comprises an air outlet section, a dewatering and defoaming section (7), a second spraying device (6), a washing and filling section (5) and a communicating section from top to bottom, and the communicating section is communicated with the liquid storage tank (4); the liquid storage tank (4) is externally provided with a circulating pump (2), one end of the circulating pump (2) is communicated with the liquid storage tank (4), and the other end of the circulating pump is communicated with a first spraying device (14) and a second spraying device (6) respectively.
2. The wet dedusting device according to the claim 1, characterized in that the tightening section (15) is gradually reduced from the top to the small inner diameter, and the expanding section (16) is gradually increased from the top to the small inner diameter; the height ratio of the height h1 of the tightening segment (15) to the height h2 of the expansion segment (16) is 1: (1.8-2.2).
3. The wet dedusting apparatus of claim 1, wherein the area ratio of the bottom area s1 of the tightening segment (15) to the bottom area s2 of the expanding segment (16) is 1: (0.5-1).
4. A wet scrubbing apparatus as claimed in any one of claims 1 to 3, wherein said air inlet section of said left chamber (8) is connected to said scrubbing hood (10) by means of a scrubbing air duct (13).
5. A wet dedusting apparatus as claimed in one of claims 1 to 3, characterized in that the air outlet section of the right chamber (9) is connected with a dedusting fan (11) through a pipeline.
6. The wet dedusting device according to claim 5, characterized in that a rain-proof cap is arranged at the front end of the dedusting fan (11).
7. A wet scrubbing apparatus as claimed in any one of claims 1 to 3, wherein said right chamber (9) is provided with at least one access opening (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020862256.4U CN212309186U (en) | 2020-05-21 | 2020-05-21 | Wet dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020862256.4U CN212309186U (en) | 2020-05-21 | 2020-05-21 | Wet dust removal device |
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| Publication Number | Publication Date |
|---|---|
| CN212309186U true CN212309186U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020862256.4U Active CN212309186U (en) | 2020-05-21 | 2020-05-21 | Wet dust removal device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521929A (en) * | 2021-08-20 | 2021-10-22 | 骏化生态工程有限公司 | Method for washing particles in tail gas of compound fertilizer |
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2020
- 2020-05-21 CN CN202020862256.4U patent/CN212309186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521929A (en) * | 2021-08-20 | 2021-10-22 | 骏化生态工程有限公司 | Method for washing particles in tail gas of compound fertilizer |
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