CN214552212U - Wet-type ultralow waste gas dust remover - Google Patents
Wet-type ultralow waste gas dust remover Download PDFInfo
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- CN214552212U CN214552212U CN202023346122.6U CN202023346122U CN214552212U CN 214552212 U CN214552212 U CN 214552212U CN 202023346122 U CN202023346122 U CN 202023346122U CN 214552212 U CN214552212 U CN 214552212U
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Abstract
The utility model relates to a flue gas treatment device technical field provides an ultra-low waste gas dust remover of wet-type, including the casing, the casing lower part is equipped with tube bank dust pelletizing system, and casing upper portion is equipped with high-voltage static wet dedusting system, is equipped with the equal aerofoil between high-voltage static wet dedusting system and the tube bank dust pelletizing system. The utility model provides a wet-type ultralow waste gas dust remover, through the two-stage filtration with particulate matter such as dirt keep apart the desorption, purification efficiency is high, can satisfy the requirement of ultralow emission to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance, and have fine high temperature resistant, acid-resistant basicity, anti hydrolysis performance, but wide application in trades such as electric power coal fired boiler, metal smelting, chemical industry.
Description
Technical Field
The utility model relates to a flue gas treatment facility technical field especially relates to a wet-type ultralow waste gas dust remover.
Background
In order to solve the problem that a large amount of smoke dust produced in industrial production pollutes the environment, various dust removing devices appear on the market. At present, wet dust collector's use is more common, and in the actual work process, high temperature industrial waste gas gets into wet dust collector with high speed and carries out purification treatment, very easily causes current wet dust collector to have the gas-liquid contact to mix the problem such as not enough, contact time weak point for wet dust collector purification efficiency is low, and discharges out the air and be difficult to accord with environmental protection emission standard, and improvement environmental effect is not showing remarkably.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can carry out the two-stage purification to industrial waste gas, purification efficiency is high, can reach the ultralow exhaust gas dust remover of wet-type of ultralow emission requirement.
The utility model is realized in such a way, the wet-type ultra-low waste gas dust remover comprises a shell, wherein the lower part of the shell is provided with a tube bundle dust removing system, and the upper part of the shell is provided with a high-voltage electrostatic wet-type dust removing system;
the tube bundle dust removal system is fixed in the lower air chamber and comprises a plurality of tube bundle dust removers which are arranged in a clearance arrangement mode, the upper ends of the tube bundle dust removers are connected with a sealing cover plate in a sealing mode, vent holes are formed in the positions, corresponding to the upper ends of the tube bundle dust removers, of the sealing cover plate, and the tube bundle dust removal system is communicated with the upper space in the shell through the vent holes;
a pipe bundle spraying branch pipe is arranged between every two adjacent pipe bundle dust collectors, and the water inlet ends of all the pipe bundle spraying branch pipes are communicated with a main water supply pipe through a pipe bundle spraying water inlet pipe;
the high-voltage electrostatic wet dust removal system comprises a plurality of anode tubes which are densely arranged, cathode lines are arranged on the inner sides of the anode tubes, anode tube spray branch pipes are arranged above the anode tubes, and the anode tube spray branch pipes are communicated with the main water supply pipe through anode tube spray water inlet pipes;
and an air equalizing plate is arranged between the high-voltage electrostatic wet dust removal system and the tube bundle dust removal system.
As an improved scheme, a waste gas inlet pipe is arranged at the lower part of the lower air chamber, a wastewater pond is arranged at the bottom of the lower air chamber, a sewage discharge outlet is arranged at the bottom of the wastewater pond, and wastewater is discharged out of the shell through a drain pipe of the wastewater pond.
As an improved scheme, a plurality of air equalizing holes are densely distributed on the air equalizing plate, and the air equalizing holes are of a horn-shaped structure with a wide upper section and a narrow lower section.
Since the technical scheme is used, the beneficial effects of the utility model are as follows:
the utility model provides a wet-type ultralow waste gas dust remover, because it has set up the two-stage dust pelletizing system that comprises tube bank dust pelletizing system and high-pressure static wet dedusting system in the casing, be equipped with the waste gas intake pipe in the lower part of lower air chamber, make it in the course of the work, the humid gas of dirt gets into lower air chamber by waste gas intake pipe, utilize the high-speed motion condition of a large amount of tiny fogdrops to increase the probability that dust granule collides with the fogdrops and condenses when the tube bank dust remover of tube bank dust pelletizing system passes through, thereby realize catching and getting rid of some dust and fogdrops, some gas gets into the space between two tube bank dust removers, some dust and fogdrops adsorb on the outer wall of tube bank dust remover, and condense the whereabouts gradually, the larger granule dust among the inside and outside dusty gas of tube bank dust remover falls into the wastewater disposal basin of lower air chamber bottom directly after separating, carry out the surface of water collection dirt, because be equipped with the wind-equalizing plate between tube bank dust pelletizing system and the high-pressure static wet dedusting system, the air flow is distributed through proper diversion and natural flow direction, the air above the air-equalizing plate is uniformly distributed, the rest dust enters the high-voltage electrostatic wet-type dust removal system along with the air flow, and fine smoke dust in the smoke is driven by high-voltage pulse direct current and an electric field in the process of passing through the anode tube to be accelerated and settled on the inner surface of the anode tube so as to remove dust particles, fog drops, aerosol and the like in the smoke, so that the smoke is purified, and the waste gas can meet the ultra-low emission requirement after being purified by the two stages;
this ultra-low waste gas dust remover of wet-type adopts high-pressure shower water deashing, regularly opens the water pump after, and the rivers are responsible for through supplying water and then disperse to each spray branch pipe, evenly spray through the nozzle and wash down particulate matter mixing water such as dirt in the positive pole inside pipe wall and the tube bank dust remover on the outer wall, drop and pass through drain pipe flow direction effluent water sump bottom air chamber down.
Under operating condition, have waste water in the waste water pond to persist, can realize the surface of water collection dirt, prevent effectively that the dirt particle from depositing in air chamber bottom down, after the dirt particle in the waste water pond reaches certain concentration, discharge the waste water in the waste water pond in the lump, make the water in the waste water pond keep certain clean degree, and after long-time work, the drain discharge then can be followed to the dirt of bottom of the pool siltation.
The air-equalizing plate is densely provided with a plurality of air-equalizing holes, and the air-equalizing holes are arranged in a horn-shaped structure with the cross section being wide at the top and narrow at the bottom, so that the flow velocity of air flow passing through the air-equalizing plate can be properly reduced, the ascending air flow is uniformly distributed above the air-equalizing plate, the flow velocity of falling spray water can be accelerated, and the inner wall of the tube bundle dust remover is washed clean.
The utility model provides a wet-type ultralow exhaust gas dust remover passes through the two-stage filtration and keeps apart the desorption with particulate matters such as dirt, and purification efficiency is high, can satisfy the requirement of ultralow emission to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance, and have fine high temperature resistant, acid-base resistance, anti hydrolysis performance, but wide application in trades such as electric power coal fired boiler, metal smelting, chemical industry.
Drawings
FIG. 1 is a schematic structural view of a wet ultra-low exhaust gas dust collector provided by the present invention;
fig. 2 is a schematic structural view of the air equalizing plate provided by the present invention;
FIG. 3 is a schematic cross-sectional view of the structure of the air-equalizing plate shown in FIG. 2;
wherein: 1-shell, 11-lower air chamber, 12-waste gas inlet pipe, 13-wastewater pool, 14-drain pipe, 15-drain outlet, 2-tube bundle dust removal system, 21-tube dust remover, 22-sealing cover plate, 23-tube bundle spray branch pipe, 24-tube bundle spray inlet pipe, 3-high voltage electrostatic wet dust removal system, 31-anode pipe, 32-cathode line, 33-anode pipe spray branch pipe, 34-anode pipe spray inlet pipe, 4-main water supply pipe, 5-water pump, 6-air equalizing plate, 61-air equalizing hole, 7-sewage pool, 8-flue.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a wet-type ultra-low waste gas dust remover, which comprises a casing, wherein a tube bundle dust removing system is arranged at the lower part of the casing, and a high-voltage electrostatic wet-type dust removing system is arranged at the upper part of the casing; the tube bundle dust removal system is fixed in the lower air chamber and comprises a plurality of tube bundle dust removers which are arranged in a clearance mode, the upper ends of the tube bundle dust removers are connected with a sealing cover plate in a sealing mode, vent holes are formed in the positions, corresponding to the upper ends of the tube bundle dust removers, of the sealing cover plate, and the tube bundle dust removal system is communicated with the upper space in the shell through the vent holes; the water inlet ends of all the pipe bundle spraying branch pipes are communicated with a main water supply pipe through a pipe bundle spraying water inlet pipe; the high-voltage electrostatic wet dust removal system comprises a plurality of anode tubes which are densely arranged, cathode lines are arranged on the inner sides of the anode tubes, anode tube spray branch pipes are arranged above the anode tubes, and the anode tube spray branch pipes are communicated with a main water supply pipe through anode tube spray water inlet pipes; an air equalizing plate is arranged between the high-voltage electrostatic wet dust removal system and the tube bundle dust removal system.
Fig. 1 shows a schematic structural diagram of a wet-type ultra-low exhaust gas dust collector provided by the present invention, and for convenience of description, the diagram only provides structural parts related to the present invention. In fig. 1, the arrow direction is the wind direction.
The wet-type ultra-low waste gas dust collector comprises a machine shell 1, wherein a tube bundle dust removal system 2 is arranged at the lower part of the machine shell 1, and a high-voltage electrostatic wet-type dust removal system 3 is arranged at the upper part of the machine shell 1; the tube bundle dust removal system 2 is fixed in the lower air chamber 11, a waste gas inlet pipe 12 is arranged at the lower part of the lower air chamber 11, the tube bundle dust removal system 2 comprises a plurality of tube bundle dust removers 21 which are arranged at intervals, the upper ends of the tube bundle dust removers 21 are hermetically connected with a sealing cover plate 22, vent holes are formed in the positions, corresponding to the upper ends of the tube bundle dust removers 21, of the sealing cover plate 22, and the tube bundle dust removal system 2 is communicated with the upper space in the shell 1 through the vent holes; the tube bundle spraying branch pipes 23 are arranged between every two adjacent tube bundle dust collectors 21, the water inlet ends of all the tube bundle spraying branch pipes 23 are communicated with the main water supply pipe 4 through the tube bundle spraying water inlet pipe 24, and the main water supply pipe 4 is supplied with water by the water pump 5; the high-voltage electrostatic wet dust removal system 3 comprises a plurality of anode tubes 31 which are densely arranged, cathode lines 32 are arranged on the inner sides of the anode tubes 31, anode tube spray branch pipes 33 are arranged above the anode tubes 31, and the anode tube spray branch pipes 33 are communicated with a main water supply pipe 4 through anode tube spray water inlet pipes 34; an air equalizing plate 6 is arranged between the high-voltage electrostatic wet dust removal system 3 and the tube bundle dust removal system 2;
in the working process, dust-containing wet gas enters the lower air chamber 11 from the waste gas inlet pipe 12, the probability of collision and condensation of dust particles and fog drops is increased by utilizing the high-speed motion condition of a large amount of fine fog drops when the dust passes through the tube bundle dust collector 21 of the tube bundle dust collection system 2, so that part of dust and fog drops are captured and removed, part of gas enters a gap between the two tube bundle dust collectors 21, part of dust and fog drops are adsorbed on the outer wall of the tube bundle dust collector 21 and gradually condensed and fall, larger particle dust in the dust-containing gas inside and outside the tube bundle dust collector 21 is separated and then directly falls into a waste water tank at the bottom of the lower air chamber 1 for water surface dust collection, because the air equalizing plate 6 is arranged between the tube bundle dust collection system 2 and the high-voltage electrostatic wet dust collection system 3, airflow is distributed through proper flow guiding and natural flow direction, the air above the air equalizing plate 6 is uniformly distributed, and the rest of dust enters the high-voltage electrostatic wet dust collection system 3 along with the airflow, in the process of passing through the anode tube 31, high-voltage pulse direct current and an electric field are utilized to drive fine smoke dust in the smoke to be accelerated and settled on the inner surface of the anode tube 31 so as to remove dust particles, fog drops, aerosol and the like in the smoke, thereby achieving the purification of the smoke, and the waste gas can meet the requirement of ultralow emission after being purified by the two stages and is finally discharged from the flue 8;
this ultra-low waste gas dust remover of wet-type adopts high-pressure shower water deashing, regularly starts water pump 5 after, rivers are responsible for 4 through supplying water and then disperse to each spray branch pipe, evenly spray through the nozzle and wash down particulate matter mixing water such as dirt on the inner wall of positive pole pipe 31 and tube bank dust remover 21, drop to air chamber 11 bottom wastewater disposal basin 13 down.
The lower part of the lower air chamber 11 is provided with a waste gas inlet pipe 12, the bottom of the lower air chamber 11 is provided with a wastewater tank 13, the bottom of the wastewater tank 13 is provided with a sewage discharge outlet 15, and the wastewater tank flows to the sewage tank 7 through a drain pipe 14.
Under operating condition, there is waste water to persist in the effluent disposal basin 13, can realize the surface of water collection dirt, prevent effectively that the dirt particle from silting up in air chamber 11 bottom down, after the dirt particle in the effluent disposal basin 13 reaches certain concentration, discharge the waste water in the effluent disposal basin 13 in the lump, make the water in the effluent disposal basin 13 keep certain clean degree, and after long-time work, the mud dirt of bottom of the pool siltation then can follow drain 15 and discharge.
In this embodiment, as shown in fig. 2 and 3, a plurality of air-equalizing holes 61 are densely arranged on the air-equalizing plate 6, and the air-equalizing holes 61 have a trumpet-shaped structure with a wide top and a narrow bottom in cross section, so that the flow rate of the air flow passing through the air-equalizing plate 6 can be properly reduced, the ascending air flow is uniformly distributed above the air-equalizing plate 6, the flow rate of the falling spray water can be increased, and the inner wall of the tube bundle dust collector 21 can be cleaned.
The utility model provides a wet-type ultralow exhaust gas dust remover passes through the two-stage filtration and keeps apart the desorption with particulate matters such as dirt, and purification efficiency is high, can satisfy the requirement of ultralow emission to simple structure, area are little, and the investment is low, and operation safety, operation and easy maintenance, and have fine high temperature resistant, acid-base resistance, anti hydrolysis performance, but wide application in trades such as electric power coal fired boiler, metal smelting, chemical industry.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. The utility model provides a wet-type ultralow waste gas dust remover, includes the casing, its characterized in that: the lower part of the shell is provided with a tube bundle dust removal system, and the upper part of the shell is provided with a high-voltage electrostatic wet dust removal system;
the tube bundle dust removal system is fixed in the lower air chamber and comprises a plurality of tube bundle dust removers which are arranged in a clearance arrangement mode, the upper ends of the tube bundle dust removers are connected with a sealing cover plate in a sealing mode, vent holes are formed in the positions, corresponding to the upper ends of the tube bundle dust removers, of the sealing cover plate, and the tube bundle dust removal system is communicated with the upper space in the shell through the vent holes;
a pipe bundle spraying branch pipe is arranged between every two adjacent pipe bundle dust collectors, and the water inlet ends of all the pipe bundle spraying branch pipes are communicated with a main water supply pipe through a pipe bundle spraying water inlet pipe;
the high-voltage electrostatic wet dust removal system comprises a plurality of anode tubes which are densely arranged, cathode lines are arranged on the inner sides of the anode tubes, anode tube spray branch pipes are arranged above the anode tubes, and the anode tube spray branch pipes are communicated with the main water supply pipe through anode tube spray water inlet pipes;
and an air equalizing plate is arranged between the high-voltage electrostatic wet dust removal system and the tube bundle dust removal system.
2. The wet ultra-low flue gas dust collector of claim 1, wherein: the lower part of lower air chamber is equipped with the waste gas intake pipe, the bottom of lower air chamber is the wastewater disposal basin, the bottom of wastewater disposal basin is equipped with the drain, the wastewater disposal basin passes through the drain pipe to the casing is outer to discharge waste water.
3. The wet ultra-low flue gas dust collector of claim 2, wherein: the air equalizing plate is densely provided with a plurality of air equalizing holes, and the air equalizing holes are of horn-shaped structures with wide upper parts and narrow lower parts in cross sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346122.6U CN214552212U (en) | 2020-12-31 | 2020-12-31 | Wet-type ultralow waste gas dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346122.6U CN214552212U (en) | 2020-12-31 | 2020-12-31 | Wet-type ultralow waste gas dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214552212U true CN214552212U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023346122.6U Active CN214552212U (en) | 2020-12-31 | 2020-12-31 | Wet-type ultralow waste gas dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214552212U (en) |
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2020
- 2020-12-31 CN CN202023346122.6U patent/CN214552212U/en active Active
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