CN216498538U - Alkaline washing tower for tail gas treatment - Google Patents

Alkaline washing tower for tail gas treatment Download PDF

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Publication number
CN216498538U
CN216498538U CN202123042684.6U CN202123042684U CN216498538U CN 216498538 U CN216498538 U CN 216498538U CN 202123042684 U CN202123042684 U CN 202123042684U CN 216498538 U CN216498538 U CN 216498538U
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Prior art keywords
communicating pipe
storage tank
fixedly connected
water storage
communicating
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CN202123042684.6U
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Chinese (zh)
Inventor
木孟林
吴柔
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Chizhou Dongwu Environmental Technology Co ltd
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Chizhou Dongwu Environmental Technology Co ltd
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Abstract

The utility model relates to the technical field of alkaline washing towers, and discloses an alkaline washing tower for tail gas treatment, which comprises a device bottom plate, wherein the top of the device bottom plate is fixedly connected with a water storage tank, the top of the water storage tank is fixedly connected with a hood shell, a circulating water pump is fixedly arranged in the hood shell, the output end of the circulating water pump is fixedly connected with a first communicating pipe, and the inside of the first communicating pipe is fixedly communicated with a three-way valve. According to the utility model, by switching on the power supply of the circulating water pump, the first communicating pipe is used for pumping out the water mixed with the neutralizing agent from the water storage tank through the second communicating pipe in the three-way valve, the pumped out mixed liquid medicine enters the two spraying layers from the two third communicating pipes respectively through the second communicating pipe, and finally the waste gas is neutralized through the spraying head at the bottom of the third communicating pipe, and the sprayed liquid can return to the water storage tank through the two circulating sewer pipes, so that the effect of recycling the spraying water is achieved.

Description

Alkaline washing tower for tail gas treatment
Technical Field
The utility model relates to the technical field of alkaline washing towers, in particular to an alkaline washing tower for tail gas treatment.
Background
The alkali washing tower is called acid-base washing tower, the full name acid-base waste gas neutralization treatment tower, the middle and lower sections are alkali washing sections, the upper section is a water washing section, the middle section is concentrated alkali liquor, the lower section is dilute alkali liquor flowing down from the middle section, and the dilute alkali liquor is circulated by a dilute alkali circulating pump, and new alkali liquor is continuously fed into the middle section by an alkali liquor supply pump, so that the alkali washing tower is equipment for performing environment-friendly purification treatment on waste gas, and can also be used for treating tail gas.
In the prior art, the existing alkaline washing towers for treating tail gas can basically finish the purpose of treating the tail gas into clean gas meeting the emission standard, but some alkaline washing towers for treating the tail gas have simple structures and single functions, and common alkaline washing towers have no function of recycling spray water, so that certain clean water is used in the process of treating waste gas every time, the waste of water resources is caused, and more sewage is discharged to cause environmental pollution.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the alkaline washing tower for tail gas treatment, which has the advantage of spray water circulation and solves the problems that certain pure water is used in each waste gas treatment process, so that not only is water resource waste caused, but also more sewage is discharged to cause environmental pollution because some alkaline washing towers for tail gas treatment have simple structures and single functions and general alkaline washing towers do not have the function of recycling the spray water.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: an alkaline washing tower for tail gas treatment comprises a device bottom plate, wherein the top of the device bottom plate is fixedly connected with a water storage tank, the top of the water storage tank is provided with a water circulation structure, the top of the water storage tank is fixedly connected with four fixed supporting legs, and the tops of the four fixed supporting legs are provided with a dosing structure;
the water circulation structure comprises a hood shell, a circulating water pump, a first communicating pipe, a three-way valve, a second communicating pipe, a third communicating pipe, spray heads and circulating sewer pipes, wherein the hood shell is fixedly connected to the top of the water storage tank;
add the medicine structure and include that the medicament deposits bucket, top apron, adds medicine mouth, external thread piece, female thread sealing lid, observes glass, adds the medicine pipeline, accuse and flow the valve, four the bucket is deposited to fixed leg's top fixed connection has the medicament, the top fixedly connected with top apron that the bucket was deposited to the medicament, the inside of top apron has been seted up and has been added the medicine mouth, the top welding of top apron has the external thread piece, the inside of external thread piece and the fixed intercommunication in inside that adds the medicine mouth, the external surface threaded connection of external thread piece has female thread sealing lid, the fixed surface that the bucket was deposited to the medicament installs and observes glass, the fixed intercommunication in bottom that the bucket was deposited to the medicament has the medicine pipeline, the inside fixed mounting that adds the medicine pipeline has the accuse to flow the valve.
Preferably, the top of the water storage tank is fixedly connected with an alkaline washing tower shell, a waste gas inlet is formed in the alkaline washing tower shell, a waste gas pipeline is connected with the waste gas inlet formed in the alkaline washing tower shell, and waste gas to be purified is introduced into the alkaline washing tower.
Preferably, two packing layers, two spraying layers and a gas-liquid separation layer are arranged inside the shell of the alkaline washing tower, the bottom of the shell of the alkaline washing tower is fixedly penetrated through the outer surfaces of the two circulating sewer pipes, and waste gas is pumped out by a fan after passing through the two packing layers, the two spraying layers and the gas-liquid separation layer respectively and finally discharged from a discharge chimney.
Preferably, the top of the shell of the alkaline tower is fixedly provided with an air outlet, the inside of the air outlet is fixedly communicated with a communicating hose, and the air treated by the alkaline tower is discharged through the air outlet at the top and finally pumped out by a fan through the communicating hose.
Preferably, the top of the bottom plate of the device is fixedly connected with a supporting seat, a fan is fixedly mounted at the top of the supporting seat, the supporting seat can fixedly support the fan at the top, the fan can be kept stable during operation, and the fan can pump out the treated gas and then discharge the gas through a discharge chimney.
Preferably, the output end of the fan is fixedly communicated with one end, far away from the gas outlet, of the communicating hose, the top of the device bottom plate is fixedly connected with a discharge chimney, the interior of the discharge chimney is fixedly communicated with the output end of the fan and the interior of the communicating hose, the power supply of the fan is switched on, the fan extracts treated gas through the communicating hose, and the gas meeting the discharge standard is discharged through the exhaust chimney.
Compared with the prior art, the utility model provides the alkaline washing tower for treating the tail gas, which has the following beneficial effects:
1. this an alkaline washing tower for tail gas treatment, through switching on circulating water pump power, let first communicating pipe take out the water that has mixed neutralization agent in following the storage water tank through the second communicating pipe in the three-way valve, the mixed liquid medicine of taking out enters into two respectively from two third communicating pipes through the second communicating pipe and sprays the in situ, carry out the neutralization to waste gas through the shower head of third communicating pipe bottom at last, liquid after spraying can get back to the storage water tank in through two circulation downcomers, the effect that the shower water circulated and used has been reached.
2. This an alkaline washing tower for tail gas treatment, through opening the accuse and flow the valve and can let the medicine deposit in the bucket with the medicine medicament from adding the medicine pipeline and entering into the storage water tank, the accuse flows the valve and can control the medicine flow down speed, can observe the capacity that the medicine was deposited in the bucket through observing glass, can follow the internal thread sealing lid of screwing out on the external screw thread piece when the capacity is not enough, can follow and add medicine mouth and supply the medicine, prevent that the discovery can not use up the medicine, cause the not good condition of exhaust-gas treatment effect.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a side view of the medicament storage barrel of the present invention;
FIG. 3 is an enlarged view of FIG. 2A according to the present invention.
Wherein: 1. a device chassis; 2. a water circulation structure; 201. a hood housing; 202. a water circulating pump; 203. A first communication pipe; 204. a three-way valve; 205. a second communicating pipe; 206. a third communicating pipe; 207. a shower head; 208. a circulating sewer pipe; 3. fixing the supporting legs; 4. a medicine adding structure; 401. a medicament storage barrel; 402. a top cover plate; 403. a medicine adding port; 404. an external thread block; 405. an internal thread sealing cover; 406. Observing glass; 407. a dosing pipeline; 408. a flow control valve; 5. an outer shell of the caustic tower; 6. an exhaust gas inlet; 7. a filler layer; 8. a spray layer; 9. a gas-liquid separation layer; 10. an air outlet; 11. a communication hose; 12. A supporting seat; 13. a fan; 14. discharging a chimney; 15. a water storage tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, as shown in fig. 1 to 3, the present invention provides an alkaline tower for treating exhaust gas, wherein when in use, the power supply of the circulating water pump 202 is connected, the first communicating pipe 203 neutralizes the exhaust gas by the pumped mixed chemical liquid through the spray header 207 on the third communicating pipe 206, and the sprayed liquid returns to the water storage tank 15 through the circulating sewer pipe 208.
Embodiment 2, as shown in fig. 1 and 2, the flow control valve 408 can control the flow rate of the medicine, the observation glass 406 can observe the volume of the medicine storage barrel 401, and when the volume is insufficient, the internal thread sealing cover 405 is screwed out, and the medicine is replenished from the medicine adding port 403.
The working principle is as follows: when the alkaline washing tower for treating tail gas is used, firstly, a waste gas pipeline is connected with a waste gas inlet 6 arranged on an alkaline washing tower shell 5, waste gas to be purified is introduced into the alkaline washing tower, then a power supply of a circulating water pump 202 in a hood shell 201 is connected, a first communicating pipe 203 is led to extract water mixed with a neutralizing agent from a water storage tank 15 through a second communicating pipe 205 in a three-way valve 204, the extracted mixed liquid medicine respectively enters two spraying layers 8 from two third communicating pipes 206 through the second communicating pipe 205, finally the waste gas is neutralized through a spray header 207 at the bottom of the third communicating pipe 206, the sprayed liquid returns to the water storage tank 15 through two circulating sewer pipes 208, the effect of recycling the spraying water is achieved, the waste gas is extracted from an air outlet 10 arranged at the top of the alkaline washing tower shell 5 through two packing layers 7, the two spraying layers 8 and a gas-liquid separation layer 9 respectively by a fan 13, finally discharge the gas that accords with emission standard from discharging chimney 14, open accuse and flow valve 408 and can let the medicine deposit the neutralization medicament in the bucket 401 and enter into storage water tank 15 from adding medicine pipeline 407 in, accuse flows valve 408 and can control the medicine speed of flowing down, can observe the capacity in the bucket 401 is deposited to the medicine through observing glass 406, can follow external screw thread piece 404 when the capacity is not enough and unscrew internal thread sealing lid 405, can follow and add medicine mouth 403 supplementary medicine, prevent that the discovery can not be used up the medicine, cause the not good condition of exhaust-gas treatment effect.
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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A caustic wash tower for tail gas treatment, comprising a device base plate (1), characterized in that: the top of the device bottom plate (1) is fixedly connected with a water storage tank (15), the top of the water storage tank (15) is provided with a water circulation structure (2), the top of the water storage tank (15) is fixedly connected with four fixed supporting legs (3), and the tops of the four fixed supporting legs (3) are provided with a medicine adding structure (4);
the water circulation structure (2) comprises a hood shell (201), a circulating water pump (202), a first communicating pipe (203), a three-way valve (204), a second communicating pipe (205), a third communicating pipe (206), a spray header (207) and a circulating sewer pipe (208), the top of the water storage tank (15) is fixedly connected with the hood shell (201), the circulating water pump (202) is fixedly installed inside the hood shell (201), the output end of the circulating water pump (202) is fixedly connected with the first communicating pipe (203), the three-way valve (204) is fixedly communicated inside the first communicating pipe (203), the second communicating pipe (205) is fixedly communicated inside the three-way valve (204), the bottom of the second communicating pipe (205) is fixedly communicated with the inside of the water storage tank (15), and the two third communicating pipes (206) are fixedly communicated inside the second communicating pipe (205), the bottoms of the two third communicating pipes (206) are fixedly provided with a plurality of spray headers (207), and the top of the water storage tank (15) is fixedly communicated with two circulating sewer pipes (208);
add medicine structure (4) and deposit bucket (401), top apron (402), add medicine mouth (403), external screw thread piece (404), internal thread sealed lid (405), observe glass (406), add medicine pipeline (407), accuse and flow valve (408) including the medicament four the top fixedly connected with of fixed leg (3) has the medicament to deposit bucket (401), the top fixedly connected with top apron (402) of bucket (401) is deposited to the medicament, add medicine mouth (403) have been seted up to the inside of top apron (402), the top welding of top apron (402) has external screw thread piece (404), the inside of external screw thread piece (404) and the inside fixed intercommunication that adds medicine mouth (403), the surface threaded connection of external screw thread piece (404) has internal thread sealed lid (405), the surface fixed mounting that bucket (401) was deposited to the medicament has observation glass (406), the bottom of the medicament storage barrel (401) is fixedly communicated with a dosing pipeline (407), and a flow control valve (408) is fixedly installed inside the dosing pipeline (407).
2. A caustic wash tower for exhaust gas treatment according to claim 1, wherein: the top of the water storage tank (15) is fixedly connected with an alkaline washing tower shell (5), and a waste gas inlet (6) is formed in the alkaline washing tower shell (5).
3. A caustic tower for treating tail gas according to claim 2, characterized in that: two packing layers (7), two spraying layers (8) and an air-liquid separation layer (9) are arranged inside the alkaline washing tower outer shell (5), and the bottom of the alkaline washing tower outer shell (5) is fixedly penetrated through the outer surfaces of the two circulating sewer pipes (208).
4. A caustic tower for treating tail gas according to claim 2, characterized in that: an air outlet (10) is fixedly formed in the top of the alkaline tower shell (5), and a communicating hose (11) is fixedly communicated with the inside of the air outlet (10).
5. A caustic tower for treating tail gas according to claim 1, characterized in that: the top fixedly connected with supporting seat (12) of device bottom plate (1), the top fixed mounting of supporting seat (12) has fan (13).
6. A caustic tower for the treatment of off-gas according to claim 5, characterized in that: the device is characterized in that the output end of the fan (13) is fixedly communicated with one end, far away from the air outlet (10), of the communicating hose (11), the top of the device bottom plate (1) is fixedly connected with a discharge chimney (14), and the interior of the discharge chimney (14) is fixedly communicated with the output end of the fan (13) and the interior of the communicating hose (11).
CN202123042684.6U 2021-12-06 2021-12-06 Alkaline washing tower for tail gas treatment Active CN216498538U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123042684.6U CN216498538U (en) 2021-12-06 2021-12-06 Alkaline washing tower for tail gas treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123042684.6U CN216498538U (en) 2021-12-06 2021-12-06 Alkaline washing tower for tail gas treatment

Publications (1)

Publication Number Publication Date
CN216498538U true CN216498538U (en) 2022-05-13

Family

ID=81467440

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123042684.6U Active CN216498538U (en) 2021-12-06 2021-12-06 Alkaline washing tower for tail gas treatment

Country Status (1)

Country Link
CN (1) CN216498538U (en)

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