CN210845807U

CN210845807U - Multistage spraying fluidization tail gas washing tower

Info

Publication number: CN210845807U
Application number: CN201921475747.7U
Authority: CN
Inventors: 潘其庆
Original assignee: Suzhou Hengtianfeng Environmental Protection Technology Co ltd
Current assignee: Suzhou Hengtianfeng Environmental Protection Technology Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-26
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a multistage fluidization tail gas scrubbing tower that sprays, through first scrubbing tower, the second scrubbing tower, the third scrubbing tower, air detector, dust collector, first centrifugal fan, second centrifugal fan, a controller, the setting of third centrifugal fan and air detector, a multistage fluidization tail gas scrubbing tower that sprays has been found jointly, wherein through first scrubbing tower, second scrubbing tower and third scrubbing tower carry out multistage independent spraying and can handle multicomponent tail gas, washing liquid recycles alone at different levels, absorb different composition respectively, the subsequent processing of these compositions has been made things convenient for, and the consumption of washing liquid has been reduced, the cooperation of above structure, it is low to have solved tail gas washing efficiency, washing liquid consumption is big, and it is troublesome to overhaul the clearance, the wasting of resources has been caused, cost increase, more probably cause environmental pollution's problem.

Description

Multistage spraying fluidization tail gas washing tower

Technical Field

The utility model relates to a tail gas treatment technical field, concretely relates to multistage fluidization tail gas washing tower that sprays.

Background

In the production of the chemical industry, an industrial washing tower is often adopted in a tail gas recovery project and used for washing industrial tail gas, the practical performance of the washing tower is good or bad, the speed and the quality of maintenance in the production are directly determined, and the maintenance cost of a production unit is directly related. The existing tail gas washing tower has poor washing effect, low tail gas washing efficiency and large washing liquid consumption, causes resource waste and cost increase, and is more likely to cause environmental pollution. Therefore, there is an urgent need for an off-gas washing tower capable of solving the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage fluidization tail gas washing tower that sprays possesses the efficient advantage of tail gas washing, has solved tail gas washing inefficiency, and the washing liquid consumption is big, has caused wasting of resources, cost increase, more probably causes environmental pollution's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multistage fluidization tail gas scrubbing tower that sprays, includes first scrubbing tower, second scrubbing tower and third scrubbing tower, its characterized in that: the top of first scrubbing tower is through first pipeline and second scrubbing tower intercommunication, and the top intercommunication that the left bottom of first scrubbing tower just is located first collecting tank has the intake pipe, is connected with dust collector in the intake pipe, be provided with first centrifugal fan in the intake pipe of intercommunication between dust collector and the first scrubbing tower, be provided with second centrifugal fan on the first pipeline of intercommunication between first scrubbing tower and the second scrubbing tower, the left side of first scrubbing tower just is located the top fixedly connected with controller of intake pipe, and display screen and control button have set gradually under to on the surface of controller from last, and second pipeline and third scrubbing tower intercommunication are passed through at the top of second scrubbing tower, are provided with third centrifugal fan on the second pipeline of intercommunication between second scrubbing tower and the third scrubbing tower.

Preferably, the inner chamber of first scrubbing tower is followed supreme first defoaming layer, first ripple filler and the first light ball filler of having set gradually down, and the bottom of first scrubbing tower is provided with first collecting tank, and the right side of first collecting tank has first transfer pump through first infusion pipeline intercommunication, be equipped with first filter on the first infusion pipeline between first transfer pump and the first scrubbing tower, the top of first transfer pump runs through first scrubbing tower and extends to the inner chamber and the intercommunication of first scrubbing tower have first shower nozzle through first spray piping.

Preferably, the first spray pipe comprises a first spray branch pipe and a second spray branch pipe, the first spray branch pipe is arranged above the first corrugated filler and below the first light ball filler, the second spray branch pipe is arranged above the first defoaming layer and below the first corrugated filler, and the lower end surfaces of the first spray branch pipe and the second spray branch pipe are provided with first spray heads.

Preferably, the inner chamber of second scrubbing tower has set gradually second ripple filler and second light ball filler from supreme down, and the bottom of second scrubbing tower is provided with the second collecting tank, and the right side of second collecting tank has the second transfer pump through second transfer line intercommunication, be equipped with the second filter on the second transfer pump and the second transfer line between the second scrubbing tower, the top of second transfer pump runs through the second scrubbing tower and extends to the inner chamber and the intercommunication of second scrubbing tower through the second spray line and has the second shower nozzle.

Preferably, the second spray pipe is arranged above the second corrugated filler and below the second light ball filler, and the lower end faces of the second spray pipes are provided with second spray heads.

Preferably, the inner chamber of third scrubbing tower has set gradually the third from supreme down and has removed foam layer, third ripple filler and third light ball filler, and the bottom of third scrubbing tower is provided with the third collecting tank, and the right side of third collecting tank has the third transfer pump through third infusion pipeline intercommunication, be equipped with the third filter on the third infusion pipeline between third transfer pump and the third scrubbing tower, the top of third transfer pump runs through the third scrubbing tower and extends to the inner chamber and the intercommunication of third scrubbing tower has the third shower nozzle through the third spray line.

Preferably, the third spray pipe comprises a third spray branch pipe and a fourth spray branch pipe, the third spray branch pipe is arranged above the third corrugated filler and below the third light ball filler, the fourth spray branch pipe is arranged above the third defoaming layer and below the third corrugated filler, and the lower end faces of the third spray branch pipe and the fourth spray branch pipe are provided with third spray heads.

Preferably, the outer wall and the top of the third washing tower are provided with third observation windows, the top of the third washing tower is communicated with an air detector through a pipeline, the top of the air detector is communicated with an air outlet pipe, and the left side of the air detector is communicated with a second conveying pipeline through a pipeline.

Preferably, dust collector includes the dust removal case, the middle part of dust removal case is provided with the filter, the filter includes filter screen layer, sponge layer and the activated carbon layer that supreme setting gradually down is followed to the filter, the air inlet has been seted up to the left bottom of dust removal case and the below that is located the filter, the gas outlet has been seted up to the top that the right side of dust removal case just is located the top of filter, particulate matter discharge pipe is installed to the bottom of dust removal case, be provided with the discharge valve on the particulate matter discharge pipe.

Compared with the prior art, the multi-stage spraying fluidization tail gas washing tower of the utility model jointly constructs a multi-stage spraying fluidization tail gas washing tower through the arrangement of the first washing tower, the second washing tower, the third washing tower, the air detector, the dust removal device, the first centrifugal fan, the second centrifugal fan, the controller, the third centrifugal fan and the air detector, wherein multi-component tail gas can be processed by multi-stage independent spraying through the first washing tower, the second washing tower and the third washing tower, washing liquids at all stages are independently recycled to respectively absorb different components, thereby facilitating the subsequent processing of the components, and the consumption of the washing liquid is reduced, the matching of the above structures solves the problems of low tail gas washing efficiency and large washing liquid consumption, the maintenance and the cleaning are troublesome, the resource waste and the cost are increased, and the problem of environmental pollution is more likely to be caused; the utility model is provided with the filter on the infusion pipeline between the infusion pump and the washing tower, and the filter can filter and remove impurities from the washing liquid in the liquid collecting tank, so that the washing liquid is purified in the self-circulation process, the washing quality is effectively improved, the service time of the washing liquid is prolonged, and the actual consumption of the washing liquid is reduced; the utility model is provided with a dust removal device, the dust removal device comprises a filter screen layer, a sponge layer and an activated carbon layer which are arranged from bottom to top in sequence, particulate matters in gas can be filtered, and tail gas enters a washing tower after being dedusted by the dust removal device, so that the cleaning quality is further improved; the utility model discloses a setting of controller can be controlled tail gas processing apparatus, realizes automated processing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a multistage spray fluidization tail gas washing tower of the present invention;

fig. 2 is a schematic structural view of the dust removing device of the present invention.

In the figure: 1. a first scrubber; 101. a first defoaming layer; 102. a first corrugated packing; 103. a first lightweight sphere filler; 104. a first sump; 105. a first infusion line; 106. a first infusion pump; 107. a first filter; 108. a first spray pipe; 109. a first nozzle; 110. a first spray branch pipe; 111. a second spray branch pipe; 112. a first observation window; 2. a second scrubber; 201. a second corrugated packing; 202. a second lightweight ball filler; 203. a second sump; 204. a second infusion line; 205. a second infusion pump; 206. a second filter; 207. a second spray pipe; 208. a second nozzle; 209. a second observation window; 3. a third scrubber; 301. a third defoaming layer; 302. a third corrugated filler; 303. a third lightweight sphere filler; 304. a third sump; 305. a third infusion line; 306. a third infusion pump; 307. a third filter; 308. a third spray pipe; 309. a third spray head; 310. a third spray branch pipe; 311. a fourth spray branch pipe; 312. a third observation window; 4. a first delivery conduit; 5. an air inlet pipe; 6. a dust removal device; 601. a dust removal box; 602. a filter plate; 603. a screen layer; 604. a sponge layer; 605. an activated carbon layer; 606. an air inlet; 607. an air outlet; 608. a particulate matter discharge conduit; 609. a discharge valve; 7. a first centrifugal fan; 8. a second centrifugal fan; 9. a controller; 901. a display screen; 902. a control button; 10. a second delivery conduit; 11. a third centrifugal fan; 12. an air detector; 13. and an air outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides a technical solution: a multistage spray fluidization tail gas washing tower comprises a first washing tower 1, a second washing tower 2 and a third washing tower 3, wherein the top of the first washing tower 1 is communicated with the second washing tower 2 through a first conveying pipeline 4, an air inlet pipe 5 is communicated with the left bottom of the first washing tower 1 and positioned above a first liquid collecting tank 104, a dust removal device 6 is connected onto the air inlet pipe 5, a first centrifugal fan 7 is arranged on the air inlet pipe 5 communicated between the dust removal device 6 and the first washing tower 1, a second centrifugal fan 8 is arranged on the first conveying pipeline 4 communicated between the first washing tower 1 and the second washing tower 2, a controller 9 is fixedly connected to the left side of the first washing tower 1 and positioned above the air inlet pipe 5, a display screen 901 and a control button 902 are sequentially arranged on the surface of the controller 9 from top to bottom, a tail gas treatment device can be controlled through the arrangement of the controller 9, the automatic treatment is realized, the top of the second washing tower 2 is communicated with the third washing tower 3 through a second conveying pipeline 10, a third centrifugal fan 11 is arranged on the second conveying pipeline 10 communicated between the second washing tower 2 and the third washing tower 3, and the conveying capacity of the gas can be greatly improved through the arrangement of the second centrifugal fan 8 and the third centrifugal fan 11.

In this embodiment the inner chamber of first scrubbing tower 1 has set gradually first defoaming layer 101, first ripple packs 102 and first light ball packs 103 from supreme down, and the bottom of first scrubbing tower 1 is provided with first collecting tank 104, and the right side of first collecting tank 104 has first transfer pump 106 through first infusion pipeline 105 intercommunication, be equipped with first filter 107 on the first infusion pipeline 105 between first transfer pump 106 and the first scrubbing tower 1, first filter 107 can filter the edulcoration to the washing liquid in the first collecting tank 104 for the washing liquid obtains purification treatment at the self-circulation in-process, effectively improves cleaning quality, prolongs the live time of washing liquid, has reduced the actual consumption of washing liquid. The top of the first infusion pump 106 penetrates the first scrubber 1 through a first spraying pipe 108, extends to the inner cavity of the first scrubber 1, and is communicated with a first spray head 109. The first spray pipe 108 includes a first spray branch pipe 110 and a second spray branch pipe 111, the first spray branch pipe 110 is disposed above the first corrugated packing 102 and below the first lightweight spherical packing 103, the second spray branch pipe 111 is disposed above the first defoaming layer 101 and below the first corrugated packing 102, and the lower end surfaces of the first spray branch pipe 110 and the second spray branch pipe 111 are both provided with first spray heads 109. In addition, in order to facilitate observation of the specific conditions inside the first scrubber tower 1, the first observation window 112 is provided on both the outer wall and the top of the first scrubber tower 1.

In this embodiment the inner chamber of second scrubbing tower 2 has set gradually second ripple filler 201 and second light ball filler 202 from supreme down, and the bottom of second scrubbing tower 2 is provided with second collecting tank 203, and the right side of second collecting tank 203 has second transfer pump 205 through second transfer line 204 intercommunication, be equipped with second filter 206 on the second transfer line 204 between second transfer pump 205 and the second scrubbing tower 2, the top of second transfer pump 205 runs through second scrubbing tower 2 and extends to the inner chamber and the intercommunication of second scrubbing tower 2 through second spray pipe 207 and has second shower nozzle 208. The second spray pipe 207 is arranged above the second corrugated packing 201 and below the second light ball packing 202, and the lower end surfaces of the second spray pipes 207 are provided with second spray heads 208. In addition, in order to facilitate observation of the specific conditions inside the second scrubber tower 2, the second observation window 209 is provided on both the outer wall and the top of the second scrubber tower 2.

In this embodiment, the inner cavity of the third washing tower 3 is sequentially provided with a third defoaming layer 301, a third corrugated filler 302 and a third light ball filler 303 from bottom to top, the bottom of the third washing tower 3 is provided with a third liquid collecting tank 304, the right side of the third liquid collecting tank 304 is communicated with a third infusion pump 306 through a third infusion pipe 305, a third filter 307 is arranged on the third infusion pipe 305 between the third infusion pump 306 and the third washing tower 3, and the top of the third infusion pump 305 penetrates through the third washing tower 3 through a third spraying pipe 308 and extends to the inner cavity of the third washing tower 3 and is communicated with a third spray nozzle 309. The third spray pipe 308 includes a third spray branch pipe 310 and a fourth spray branch pipe 311, the third spray branch pipe 310 is disposed above the third corrugated filler 302 and below the third light ball filler 303, the fourth spray branch pipe 311 is disposed above the third defoaming layer 301 and below the third corrugated filler 302, and the lower end surfaces of the third spray branch pipe 310 and the fourth spray branch pipe 311 are both provided with a third spray nozzle 309. In addition, in order to facilitate observation of the specific conditions inside the third scrubber tower 3, the third observation window 312 is provided on both the outer wall and the top of the third scrubber tower 3. The top of the third washing tower 3 is communicated with an air detector 12 through a pipeline, the top of the air detector 12 is communicated with an air outlet pipe 13, and the left side of the air detector 12 is communicated with a second conveying pipeline 10 through a pipeline.

In this embodiment dust collector 6 includes dust removal case 601, the middle part of dust removal case 601 is provided with filter 602, filter 602 divides dust removal case 601 into upper and lower two cavities, filter 602 includes filter screen layer 603, sponge layer 604 and the activated carbon layer 605 that sets gradually from supreme down, the air inlet 606 that communicates with intake pipe 5 is seted up to the left bottom of dust removal case 601 and the below that is located filter 602, the gas outlet 607 that communicates with intake pipe 5 is seted up to the top on dust removal case 601's right side and the top that is located filter 602, particulate matter discharge pipe 608 is installed to the bottom of dust removal case 601, be provided with discharge valve 609 on particulate matter discharge pipe 608. When the dust removal device is used, the dust removal device 6 comprises a filter screen layer 603, a sponge layer 604 and an activated carbon layer 605 which are sequentially arranged from bottom to top, and particulate matters in gas can be filtered.

Through the arrangement of the first washing tower 1, the second washing tower 2, the third washing tower 3, the air detector 4, the dust removal device 6, the first centrifugal fan 7, the second centrifugal fan 8, the controller 9, the third centrifugal fan 11 and the air detector 12, a multi-stage spraying fluidized tail gas washing tower is jointly constructed, wherein multi-component tail gas can be processed by multi-stage independent spraying through the first washing tower 1, the second washing tower 2 and the third washing tower 3, each stage of washing liquid is independently recycled and absorbs different components respectively, the subsequent processing of the components is facilitated, the consumption of the washing liquid is reduced, the matching of the above structures solves the problems of low tail gas washing efficiency, high washing liquid consumption, troublesome overhauling and cleaning, resource waste, cost increase and more possibility of environmental pollution.

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

1. The utility model provides a multistage fluidization tail gas scrubbing tower that sprays, includes first scrubbing tower (1), second scrubbing tower (2) and third scrubbing tower (3), its characterized in that: the top of the first washing tower (1) is communicated with the second washing tower (2) through a first conveying pipeline (4), the bottom of the left side of the first washing tower (1) is communicated with an air inlet pipe (5) above a first liquid collecting tank (104), the air inlet pipe (5) is connected with a dust removal device (6), the air inlet pipe (5) communicated between the dust removal device (6) and the first washing tower (1) is provided with a first centrifugal fan (7), the first conveying pipeline (4) communicated between the first washing tower (1) and the second washing tower (2) is provided with a second centrifugal fan (8), the left side of the first washing tower (1) is fixedly connected with a controller (9) above the air inlet pipe (5), the surface of the controller (9) is sequentially provided with a display screen (901) and a control button (902) from top to bottom, the top of the second washing tower (2) is communicated with the third washing tower (3) through a second conveying pipeline (10), a third centrifugal fan (11) is arranged on a second conveying pipeline (10) communicated between the second washing tower (2) and the third washing tower (3).

2. The multistage spray fluidization tail gas washing tower according to claim 1, characterized in that: the inner chamber of first scrubbing tower (1) is from supreme first defoaming layer (101), first ripple filler (102) and first light ball filler (103) of having set gradually down, and the bottom of first scrubbing tower (1) is provided with first collecting tank (104), and the right side of first collecting tank (104) has first transfer pump (106) through first transfer line (105) intercommunication, be equipped with first filter (107) on first transfer pump (106) and first scrubbing tower (1) between first transfer pump (105), the top of first transfer pump (106) runs through first scrubbing tower (1) through first spray piping (108) and extends to the inner chamber and the intercommunication of first scrubbing tower (1) and has first shower nozzle (109).

3. The multi-stage spray fluidization tail gas washing tower according to claim 2, characterized in that: the first spray pipeline (108) comprises a first spray branch pipe (110) and a second spray branch pipe (111), the first spray branch pipe (110) is arranged above the first corrugated filler (102) and below the first light ball filler (103), the second spray branch pipe (111) is arranged above the first defoaming layer (101) and below the first corrugated filler (102), and the lower end faces of the first spray branch pipe (110) and the second spray branch pipe (111) are provided with first spray heads (109).

4. The multistage spray fluidization tail gas washing tower according to claim 1, characterized in that: the inner chamber of second scrubbing tower (2) is from supreme second ripple filler (201) and the second light ball filler (202) of having set gradually down, and the bottom of second scrubbing tower (2) is provided with second collecting tank (203), and the right side of second collecting tank (203) has second transfer pump (205) through second infusion pipeline (204) intercommunication, be equipped with second filter (206) on second transfer pump (205) and the second infusion pipeline (204) between second scrubbing tower (2), the top of second transfer pump (205) runs through second scrubbing tower (2) through second spray piping (207) and extends to the inner chamber and the intercommunication of second scrubbing tower (2) and has second shower nozzle (208).

5. The multi-stage spray fluidization tail gas washing tower according to claim 4, characterized in that: the second spraying pipeline (207) is arranged above the second corrugated packing (201) and below the second light ball packing (202), and second spray heads (208) are arranged on the lower end face of the second spraying pipeline (207).

6. The multistage spray fluidization tail gas washing tower according to claim 1, characterized in that: the inner chamber of third scrubbing tower (3) is from supreme having set gradually third defoaming layer (301), third ripple filler (302) and third light ball filler (303) down, and the bottom of third scrubbing tower (3) is provided with third collecting tank (304), and the right side of third collecting tank (304) has third transfer pump (306) through third transfer line (305) intercommunication, be equipped with third filter (307) on third transfer pump (306) and third scrubbing tower (3) between third transfer pump (305) and third scrubbing tower (3), the top of third transfer pump (306) runs through third scrubbing tower (3) and extends to the inner chamber of third scrubbing tower (3) and the intercommunication has third shower nozzle (309) through third spray line (308).

7. The multi-stage spray fluidization tail gas washing tower according to claim 6, characterized in that: the third spray pipeline (308) comprises a third spray branch pipe (310) and a fourth spray branch pipe (311), the third spray branch pipe (310) is arranged above the third corrugated filler (302) and below the third light ball filler (303), the fourth spray branch pipe (311) is arranged above the third defoaming layer (301) and below the third corrugated filler (302), and the lower end faces of the third spray branch pipe (310) and the fourth spray branch pipe (311) are provided with third spray nozzles (309).

8. The multistage spray fluidization tail gas washing tower according to claim 1, characterized in that: the outer wall and the top of the third washing tower (3) are provided with third observation windows (312), the top of the third washing tower (3) is communicated with an air detector (12) through a pipeline, the top of the air detector (12) is communicated with an air outlet pipe (13), and the left side of the air detector (12) is communicated with a second conveying pipeline (10) through a pipeline.

9. The multistage spray fluidization tail gas washing tower according to claim 1, characterized in that: dust collector (6) are including dust removal case (601), the middle part of dust removal case (601) is provided with filter (602), filter (602) include from supreme filter screen layer (603), sponge layer (604) and the activated carbon layer (605) that set gradually down, air inlet (606) have been seted up to the below that dust removal case (601) left bottom just is located filter (602), gas outlet (607) have been seted up to the top on the right side of dust removal case (601) and the top that is located filter (602), particulate matter discharge pipe way (608) is installed to the bottom of dust removal case (601), be provided with discharge valve (609) on particulate matter discharge pipe way (608).