CN212974567U - Wet dust-removing desulfurizing and whitening integrated coal-fired flue gas purifying device - Google Patents
Wet dust-removing desulfurizing and whitening integrated coal-fired flue gas purifying device Download PDFInfo
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- CN212974567U CN212974567U CN202021473533.9U CN202021473533U CN212974567U CN 212974567 U CN212974567 U CN 212974567U CN 202021473533 U CN202021473533 U CN 202021473533U CN 212974567 U CN212974567 U CN 212974567U
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Abstract
The utility model discloses a coal-fired flue gas purification device of wet flue gas cleaning desulfurization and whitening integration relates to flue gas purification equipment technical field. Including the lower margin, including a jar body and exhaust chimney, jar body top fixed mounting has the exhaust chimney, jar body inner chamber bottom fixed mounting has the circulation pond, jar side wall fixed mounting has the inlet tube, jar body one side fixed mounting has the draught fan, the end fixedly connected with induced duct of giving vent to anger of draught fan, No. one check valve of induced duct other end fixedly connected with, jar body top fixedly connected with swirler, the swirler top links to each other with exhaust chimney bottom is fixed. The utility model discloses simple structure can utilize differential method dust removal desulfurization technology and flue gas to take off the mode that white technology combined together to purify the flue gas simultaneously, can effectively promote the purifying effect to the flue gas.
Description
Technical Field
The utility model relates to a flue gas purification equipment technical field specifically is a coal-fired flue gas purification device of wet process dust removal desulfurization and whitening integration.
Background
Smoke refers to the removal of smoke from the smoking end of a cigarette in a closed system (for analysis purposes) or the smoking end of a cigarette in a self-ignited state during smoking.
However, the existing coal-fired flue gas purification device has the following disadvantages:
the existing coal-fired flue gas purification device adopts a single purification mode to purify coal-fired flue gas in the using process, and the purification effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wet dedusting and desulfurizing take off white coal-fired flue gas purification device of integration to solve the coal-fired flue gas purification device that the above-mentioned background art exists and adopt single purification mode to purify coal-fired flue gas, the not good problem of purifying effect in the use.
In order to achieve the above object, the utility model provides a following technical scheme: a wet dedusting desulfurization and de-whitening integrated coal-fired flue gas purification device comprises a tank body and an exhaust chimney, wherein the exhaust chimney is fixedly arranged above the tank body, a circulating pool is fixedly arranged at the bottom of an inner cavity of the tank body, a water inlet pipe is fixedly arranged on the side wall of the tank body, a draught fan is fixedly arranged on one side of the tank body, an induced duct is fixedly connected with the air outlet end of the draught fan, the other end of the induced duct is fixedly connected with a check valve, a cyclone is fixedly connected with the top of the tank body, the top of the cyclone is fixedly connected with the bottom of the exhaust chimney, clear water can be injected into the circulating pool of the inner cavity of the tank body through the water inlet pipe, flue gas can be extracted through the draught fan and is injected into the circulating pool through the induced duct, one end of the induced duct is provided with a check valve, and the aerator is located the circulation tank, can disperse the flue gas in the circulation tank through the aerator, promote the mixed area of flue gas and water, the flue gas passes through the back in the aquatic from small hole, extract through the circulating pump to the water in the circulation tank, and through the spray tube blowout, the flue gas that rises and the reverse contact of spray water, strengthen the washing effect of flue gas, make the flue gas more than% washed by the water, dust particulate matter and sulfur dioxide in the flue gas are absorbed by water, in order to reach the desulfurization purpose of removing dust. Meanwhile, as a certain amount of circulating water circularly flows in the differential tower, the heat of the flue gas is absorbed by water, so as to achieve the purposes of dedusting and desulfurizing, reducing the temperature of the flue gas and reducing the water vapor content of the desulfurized flue gas, cold air is injected into the de-whitening tower through a blower under the matching of an air guide pipe, the air can be prevented from flowing back through a second check valve, wet flue gas is discharged in a rotating mode under the action of a swirler, the wet flue gas is mixed with the cold air to condense the water vapor in the wet flue gas into condensed water, meanwhile, the wet flue gas forms high-speed rotating airflow along the wall of the tower under the driving of the blown high-speed airflow, so that the outlet of the de-whitening tower generates negative pressure, the rotating airflow generates centrifugal force, the separation of the condensed water and the flue gas is realized, the flue gas is discharged along an exhaust chimney after being dehydrated, the separated condensed water is discharged into a circulating pool, the structure is simple, and the flue gas can be purified in, can effectively improve the purification effect of the flue gas.
Preferably, jar body top one side fixed mounting has the circulating pipe, circulating pipe one end fixedly connected with circulating pump, circulating pipe other end fixedly connected with spray tube, and the spray tube is located a jar body inner chamber top, can extract the water in the circulating tank through the circulating pump to discharge through the spray tube, the flue gas that rises and the reverse contact of spray water strengthen the washing effect of flue gas.
Preferably, a swirler is fixedly mounted in the inner cavity of the de-whitening tower through a mounting frame, wet flue gas is discharged in a rotating mode under the action of the swirler, the wet flue gas is mixed with cold air to condense water vapor in the wet flue gas into condensed water, and meanwhile, the wet flue gas forms high-speed rotating air flow along the wall of the tower under the driving of blown high-speed air flow, so that negative pressure is generated at the outlet of the de-whitening tower, and centrifugal force is generated by the rotating air flow to realize the separation of the condensed water and the flue gas.
Preferably, the other side of the tank body is fixedly provided with a blower, the air outlet end of the blower is fixedly connected with an air guide pipe, and cold air can be injected into the whiting tower through the mutual matching of the blower and the air guide pipe.
Preferably, the other end of the air guide pipe is fixedly connected with a second check valve, the other end of the second check valve is fixedly connected with the cyclone, and the air in the air guide pipe can be prevented from flowing backwards through the second check valve.
Preferably, the other end of the first check valve is fixedly connected with an aerator, the aerator is positioned at the bottom of the inner cavity of the circulating tank, and the flue gas can be dispersed into the circulating tank through the aerator, so that the mixing area of the flue gas and water is increased.
The utility model provides a coal-fired flue gas purification device of wet flue gas desulfurization that takes off white integration possesses following beneficial effect:
(1) the utility model discloses the flue gas passes through the back in the small hole of aquatic follow, extract through the water of circulating pump in to the circulation pond, and through the spray tube blowout, flue gas and the reverse contact of spray water that rises, strengthen the washing effect of flue gas, make the flue gas more than% by the water washing, dust particulate matter and sulfur dioxide in the flue gas are absorbed by water, in order to reach the desulfurated purpose of dust removal, simultaneously because a certain amount of circulating water flows at the differential tower mesocycle, the heat of flue gas is absorbed by water, reach the desulfurization that removes dust promptly, reduce the flue gas temperature again, reduce the vapor content of flue gas behind the desulfurization.
(2) The utility model discloses wet flue gas is discharged with rotatory mode under the swirler effect, wet flue gas mixes with the cold air, the vapor condensation that will be in the wet flue gas becomes the condensate water, wet flue gas drives down at the high-speed air current that insufflates simultaneously, form high-speed rotatory air current along the tower wall, the export that makes the white tower of taking off produces the negative pressure, rotatory air current produces centrifugal force, realize the separation of condensate water and flue gas, discharge along exhaust chimney behind the flue gas dehydration, the condensate water of separation is discharged in the circulating bath, simple structure can utilize differential method dust removal desulfurization technology and flue gas to take off the mode that white technology combined together to purify the flue gas simultaneously, can effectively promote the purifying effect to the flue gas.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is a schematic view of the structure of the whiting tower of the present invention.
In the figure: 1. a tank body; 101. an exhaust stack; 2. a circulation tank; 201. a water inlet pipe; 202. an induced draft fan; 203. an induced draft pipe; 204. a first check valve; 205. an aerator; 3. a circulation pipe; 301. a circulation pump; 302. a nozzle; 4. a de-whitening tower; 401. a swirler; 402. a mounting frame; 5. a blower; 501. an air guide pipe; 502. no. two check valves.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-3, the utility model provides a technical scheme: the utility model provides a coal-fired flue gas purification device of white integration is taken off in wet flue gas desulfurization that removes dust, includes jar body 1 and exhaust chimney 101, jar body 1 top fixed mounting has exhaust chimney 101, jar body 1 inner chamber bottom fixed mounting has circulation tank 2, jar body 1 lateral wall fixed mounting has inlet tube 201, jar body 1 one side fixed mounting has draught fan 202, the end fixedly connected with induced air pipe 203 of giving vent to anger of draught fan 202, induced air pipe 203 other end fixedly connected with check valve 204 No. one, jar body 1 top fixedly connected with swirler 401, swirler 401 top and exhaust chimney 101 bottom are fixed continuous, can pour into the circulation tank 2 of jar body 1 inner chamber into with the clear water through inlet tube 201, can extract the flue gas through draught fan 202 to pour into circulation tank 2 into through induced air pipe 203 in, wherein induced air pipe 203 one end installs check valve 204 No. one, the smoke can be prevented from flowing back through the first check valve 204, the other end of the first check valve 204 is fixedly connected with the aerator 205, the aerator 205 is positioned in the circulating tank 2, the smoke can be dispersed into the circulating tank 2 through the aerator 205, the mixing area of the smoke and water is increased, after the smoke passes through tiny holes in water, the water in the circulating tank 2 is extracted through the circulating pump 301 and is sprayed out through the spray pipe 302, the rising smoke is in reverse contact with spray water, the washing effect of the smoke is enhanced, more than 95% of the smoke is washed by water, dust particles and sulfur dioxide in the smoke are absorbed by the water, so that the purposes of dust removal and desulfurization are achieved, meanwhile, as a certain amount of circulating water circularly flows in the differential tower, the heat of the smoke is absorbed by the water, so that the purposes of dust removal and desulfurization are achieved, the temperature of the smoke is reduced, the water vapor content of the desulfurized smoke is reduced, and the air blower 5 is matched with the, cold air is injected into the de-whitening tower 4, the air can be prevented from flowing back through the second check valve 502, wet flue gas is discharged in a rotating mode under the action of the cyclone 401, the wet flue gas is mixed with the cold air, water vapor in the wet flue gas is condensed into condensed water, meanwhile, the wet flue gas is driven by blown high-speed airflow to form high-speed rotating airflow along the tower wall, so that negative pressure is generated at the outlet of the de-whitening tower 4, the rotating airflow generates centrifugal force, separation of the condensed water and the flue gas is realized, the flue gas is discharged along the exhaust chimney 101 after being dehydrated, and the separated condensed water is discharged into the circulating pool 2.
Preferably, 1 top one side fixed mounting of the jar body has a circulating pipe 3, 3 one end fixedly connected with circulating pump 301 of circulating pipe, 3 other end fixedly connected with spray tube 302 of circulating pipe, and spray tube 302 are located 1 inner chamber top of the jar body, can extract the water in the circulation tank 2 through circulating pump 301 to discharge through spray tube 302, the flue gas that rises and the reverse contact of shower water strengthen the washing effect of flue gas.
Preferably, a swirler 401 is fixedly mounted in an inner cavity of the whitening tower 4 through a mounting frame 402, wet flue gas is discharged in a rotating manner under the action of the swirler 401, the wet flue gas is mixed with cold air to condense water vapor in the wet flue gas into condensed water, and meanwhile, the wet flue gas forms high-speed rotating air flow along a tower wall under the driving of blown high-speed air flow, so that negative pressure is generated at an outlet of the whitening tower 4, and the rotating air flow generates centrifugal force to realize separation of the condensed water and the flue gas.
Preferably, the other side of the tank body 1 is fixedly provided with a blower 5, an air outlet end of the blower 5 is fixedly connected with an air guide pipe 501, and cold air can be injected into the whiting tower 4 through the mutual matching of the blower 5 and the air guide pipe 501.
Preferably, the other end of the air guide pipe 501 is fixedly connected with a second check valve 502, the other end of the second check valve 502 is fixedly connected with the cyclone 401, and the air in the air guide pipe 501 can be prevented from flowing backwards through the second check valve 502.
Preferably, the other end of the first check valve 204 is fixedly connected with an aerator 205, and the aerator 205 is positioned at the bottom of the inner cavity of the circulation tank 2, so that the flue gas can be dispersed into the circulation tank 2 through the aerator 205, and the mixing area of the flue gas and the water is increased.
It should be noted that, in operation, clean water can be injected into the circulation tank 2 in the inner cavity of the tank body 1 through the water inlet pipe 201, flue gas can be extracted through the induced draft fan 202 and injected into the circulation tank 2 through the induced draft pipe 203, wherein one end of the induced draft pipe 203 is provided with the check valve 204, flue gas backflow can be prevented through the check valve 204, the other end of the check valve 204 is fixedly connected with the aerator 205, the aerator 205 is positioned in the circulation tank 2, flue gas can be dispersed into the circulation tank 2 through the aerator 205, the mixing area of flue gas and water is increased, flue gas passes through tiny holes in water, water in the circulation tank 2 is extracted through the circulation pump 301, and is sprayed through the spray pipe 302, the rising flue gas is in reverse contact with spray water, and the washing effect of flue gas is enhanced, more than 95% of the flue gas is washed by water, and dust particles and sulfur dioxide in the flue gas are absorbed by the water, so as to achieve the purposes of dust removal and desulfurization; meanwhile, as a certain amount of circulating water circularly flows in the differential tower, the heat of the flue gas is absorbed by water, so as to achieve the purposes of dedusting and desulfurizing, reducing the temperature of the flue gas and reducing the water vapor content of the desulfurized flue gas, cold air is injected into the de-whitening tower 4 through the blower 5 under the matching of the air guide pipe 501, the air can be prevented from refluxing through the second check valve 502, wet flue gas is discharged in a rotating mode under the action of the cyclone 401, the wet flue gas is mixed with the cold air to condense the water vapor in the wet flue gas into condensed water, meanwhile, the wet flue gas forms high-speed rotating airflow along the tower wall under the driving of the blown high-speed airflow, so that the outlet of the de-whitening tower 4 generates negative pressure, the rotating airflow generates centrifugal force to realize the separation of the condensed water and the flue gas, the flue gas is discharged along the exhaust chimney 101 after being dehydrated, the separated condensed water is discharged into the circulating pool 2, the structure is simple, and the flue gas can be purified by utilizing the mode of combining, can effectively improve the purification effect of the flue gas.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a coal-fired flue gas purification device of white integration is taken off in wet dedusting desulfurization, includes jar body (1) and exhaust chimney (101), jar body (1) top fixed mounting has exhaust chimney (101), its characterized in that: the utility model discloses a novel air conditioner, including jar body (1), jar body (1) inner chamber bottom fixed mounting have circulation pond (2), jar body (1) lateral wall fixed mounting has inlet tube (201), jar body (1) one side fixed mounting has draught fan (202), the end fixedly connected with induced air pipe (203) of giving vent to anger of draught fan (202), No. one check valve (204) of induced air pipe (203) other end fixedly connected with, jar body (1) top fixedly connected with swirler (401), swirler (401) top links to each other with exhaust chimney (101) bottom is fixed.
2. The integrated coal-fired flue gas purification device with the functions of wet dedusting, desulfurization and whitening as claimed in claim 1, is characterized in that: the utility model discloses a jar body (1) inner chamber top, jar body (1) top one side fixed mounting has circulating pipe (3), circulating pipe (3) one end fixedly connected with circulating pump (301), circulating pipe (3) other end fixedly connected with spray tube (302), and spray tube (302) are located jar body (1) inner chamber top.
3. The integrated coal-fired flue gas purification device with the functions of wet dedusting, desulfurization and whitening as claimed in claim 1, is characterized in that: the air blower (5) is fixedly installed on the other side of the tank body (1), and an air guide pipe (501) is fixedly connected to the air outlet end of the air blower (5).
4. The integrated coal-fired flue gas purification device with the functions of wet dedusting, desulfurization and whitening as claimed in claim 3, is characterized in that: the other end of the air guide pipe (501) is fixedly connected with a second check valve (502), and the other end of the second check valve (502) is fixedly connected with the cyclone (401).
5. The integrated coal-fired flue gas purification device with the functions of wet dedusting, desulfurization and whitening as claimed in claim 1, is characterized in that: the other end of the first check valve (204) is fixedly connected with an aerator (205), and the aerator (205) is positioned at the bottom of the inner cavity of the circulating tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473533.9U CN212974567U (en) | 2020-07-23 | 2020-07-23 | Wet dust-removing desulfurizing and whitening integrated coal-fired flue gas purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021473533.9U CN212974567U (en) | 2020-07-23 | 2020-07-23 | Wet dust-removing desulfurizing and whitening integrated coal-fired flue gas purifying device |
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| Publication Number | Publication Date |
|---|---|
| CN212974567U true CN212974567U (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021473533.9U Active CN212974567U (en) | 2020-07-23 | 2020-07-23 | Wet dust-removing desulfurizing and whitening integrated coal-fired flue gas purifying device |
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| CN (1) | CN212974567U (en) |
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- 2020-07-23 CN CN202021473533.9U patent/CN212974567U/en active Active
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