CN210332129U

CN210332129U - Cross-flow sieve plate type waste gas purification tower

Info

Publication number: CN210332129U
Application number: CN201920971580.7U
Authority: CN
Inventors: 钱丽萍; 周浩; 董志超; 顾芬; 吴曦曦; 葛飞
Original assignee: JIANGSU HUIJIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: JIANGSU HUIJIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-17
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a cross-flow sieve plate type waste gas purification tower, which comprises a purification tower body, wherein a swirler, a spray pipeline, a plurality of layers of sieve plates, an air inlet and a circulating water tank are sequentially arranged in the purification tower body from top to bottom, the spray pipeline is in a spiral shape and is integrally in an inverted pagoda shape, a plurality of spray branch pipes are arranged on the spray pipeline, and the pipe orifices of the spray branch pipes face downwards; a plurality of plastic hollow balls are arranged between the sieve plates, and a plurality of thorn-shaped bulges are uniformly distributed on the surfaces of the plastic hollow balls; the sieve plate is provided with a plurality of through holes, the lower bottom plate of the sieve plate is provided with a downcomer communicated with the through holes, the thorn-shaped bulges can pierce into the downcomer, the top of the circulating water tank is provided with a filter plate, the circulating water tank is communicated with the spraying pipeline through a circulating pipeline, and the circulating pipeline is provided with a lifting pump; the side wall of the purifying tower body is provided with a plurality of access holes. The utility model discloses. The waste gas purification tower can synchronously remove particles and waste gas in the waste gas and is not easy to block.

Description

Cross-flow sieve plate type waste gas purification tower

Technical Field

The utility model relates to a waste gas treatment field especially relates to a cross flow sieve plate formula exhaust gas purification tower.

Background

The waste gas is increasing with the rapid development of the industry as a byproduct, but the waste gas often does not exist in a single gaseous state, most of which is mixed with particulate matters and discharged into the air, under the background of environmental protection advocated in modern world, the waste gas treatment is gradually gaining more attention and attention of the nation and enterprises, and the stricter emission standard of the atmospheric pollutants is being proposed, and a plurality of waste gas treatment technologies are also emerging. For the waste gas containing the particulate matters, most of the existing waste gas treatment technologies need to firstly remove the particulate matters in the waste gas and then treat harmful compounds in the waste gas, and the removal of the particulate matters and the purification of the waste gas are both separately treated, so that the volume of the waste gas treatment equipment is large, and the application of the waste gas treatment equipment in the field of earth-metal industry is greatly limited. Waste gas purification tower is a device that is arranged in chemical production processing and manufacturing unit exhaust industrial waste gas to handle, and waste gas purification tower receives more and more extensive attention and favor owing to the treatment effect is better, but in the treatment of all kinds of particulate matter waste gases that contain paint mist, dust etc. waste gas purification tower among the prior art is not ideal to the absorption effect of particulate matter.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cross flow sieve plate formula exhaust gas purification tower.

The utility model discloses an innovation point lies in the utility model provides a particulate matter and waste gas in the waste gas can be got rid of in step to the exhaust gas purification tower and difficult jam.

In order to realize the purpose of the utility model, the technical proposal of the utility model is that: a flow-through sieve plate type waste gas purification tower comprises a purification tower body, wherein a swirler, a spray pipeline, a plurality of layers of sieve plates, an air inlet and a circulating water tank are sequentially arranged in the purification tower body from top to bottom, the spray pipeline is in a spiral shape and is integrally in an inverted pagoda shape, a plurality of spray branch pipes are arranged on the spray pipeline, and pipe orifices of the spray branch pipes face downwards; a plurality of plastic hollow balls are arranged between the sieve plates, and a plurality of thorn-shaped bulges are uniformly distributed on the surfaces of the plastic hollow balls; the sieve plate is provided with a plurality of through holes, the lower bottom plate of the sieve plate is provided with a downcomer communicated with the through holes, the thorn-shaped bulges can pierce into the downcomer, the top of the circulating water tank is provided with a filter plate, the circulating water tank is communicated with the spraying pipeline through a circulating pipeline, and the circulating pipeline is provided with a lifting pump; the side wall of the purifying tower body is provided with a plurality of access holes.

The dust-containing waste gas enters the bottom of the purification tower body under the power action of the fan, circulating liquid sprayed out of the spray branch pipe is sprayed downwards, the sprayed circulating liquid is in full gas-liquid contact with rising dust-containing gas, a spray water column is formed by downward pipe openings of the spray branch pipe, the spray water column sprays on the sieve plate to form foam, dust in the dust-containing gas adheres to the foam and flows to the bottom of the purification tower body, the circulating liquid impacts the next layer of sieve plate downwards in a water column shape due to the action of a downcomer of a lower bottom plate of the sieve plate, and foam adhesion dust is formed continuously in such a way, so that the concentration of particles of the dust-containing gas is gathered and reduced after passing through the purification; the plastic hollow ball with the thorn-shaped bulges on the surface moves under the action of the air flow to impact the sieve plate, and the thorn-shaped bulges occasionally pierce into the downcomer during impact, so that the blockage of the downcomer is avoided.

Further, the caliber of the downcomer is gradually reduced from top to bottom. The force for spraying the next stage of sieve plate is larger.

Further, the purifying tower body top is equipped with defogging deodorizing device, and defogging deodorizing device includes deodorization defogging barrel, and deodorization defogging barrel bottom and purifying tower body top intercommunication, deodorization defogging barrel upper portion are round platform shape structure and open-top, and the lateral wall of round platform shape structure is the ageing resistance organic glass board, and supreme defogging layer, photocatalysis otter board and the UV fluorescent tube of having set gradually are followed to deodorization defogging barrel, and the UV fluorescent tube is located the below of round platform shape structure. Set up deodorization defogging barrel at purifying column body top, further with the further oxidation of the unadsorbed organic matter in the purifying column in the defogging, combine purifying column body and photocatalysis as an organic whole, set up organic glass at defogging deodorizing device top, need not to open the UV fluorescent tube under the illumination direct injection condition, utilize the sunlight to shine on the photocatalysis otter board, the organic waste gas pollutant of oxidation purifying column unreacted.

Further, the top of the purification tower body is connected with the deodorization and demisting cylinder through a horn mouth, and the caliber of the deodorization and demisting cylinder is larger than that of the purification tower body. When the air current is from the purifying column body to deodorization defogging barrel, because the bore of deodorization defogging barrel is greater than the bore of purifying column for air current velocity slows down, and defogging and photocatalysis effect are more excellent.

Furthermore, the defogging layer is the buckled plate that perpendicular to deodorization defogging barrel cross section and interval set up including upper and lower two-layer otter board and being located between upper and lower two-layer otter board, form vertical air flow channel of bending between the buckled plate, be provided with a plurality of hollow bobbles of multiaspect in the air flow channel. The hollow balls on the multiple surfaces play under the action of air flow to impact the corrugated plate and knock down dust in the organic waste adhered to the corrugated plate.

The utility model has the advantages that:

1. the utility model provides a particulate matter and waste gas in the waste gas and difficult jam can be got rid of in step to the exhaust gas purification tower.

2. The utility model discloses in set up deodorization defogging barrel at the purification tower top, further with the further oxidation of the nonadsorbed organic matter in the purification tower in the defogging, combine purification tower and photocatalysis as an organic whole, set up organic glass at defogging deodorizing device top, the illumination need not to open the UV fluorescent tube under the condition of penetrating directly, utilizes the sunlight to shine on the photocatalysis board, the organic waste gas pollutant of oxidation purification tower unreacted.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

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.

Example 1: as shown in figure 1, a through-flow sieve plate type waste gas purification tower comprises a purification tower body 1, wherein a swirler 2, a spray pipeline 3, a plurality of layers of sieve plates 4, an air inlet 5 and a circulating water tank 6 are sequentially arranged in the purification tower body 1 from top to bottom, the spray pipeline 3 is in a spiral shape and is integrally in an inverted pagoda shape, a plurality of spray branch pipes 7 are arranged on the spray pipeline 3, and pipe orifices of the spray branch pipes 7 face downwards; a plurality of plastic hollow balls 8 are arranged between the sieve plate 4 and the sieve plate 4, and a plurality of thorn-shaped bulges 8.1 are uniformly distributed on the surface of each plastic hollow ball 8; the sieve plate 4 is provided with a plurality of through holes 4.1, the lower bottom plate of the sieve plate 4 is provided with a downcomer 9 communicated with the through holes 4.1, the thorn-shaped bulges 8.1 can pierce into the downcomer 9, the top of the circulating water tank 6 is provided with a filter plate, the circulating water tank 6 is communicated with the spraying pipeline 3 through a circulating pipeline, and the circulating pipeline 6 is provided with a lifting pump; a plurality of access holes 10 are arranged on the side wall of the purifying tower body 1.

Dusty waste gas gets into purification tower body 1 bottom under the power effect of fan, spray downwards by spray branch 7 spun circulating fluid, the spun circulating fluid carries out the gas-liquid with ascending dusty gas and fully contacts, because spray branch 7 mouth of pipe is down, form the spray water column, the spray water column sprays and forms the foam on sieve 4, dust adhesion in the dusty gas flows to purification tower body 1 bottom on the foam, because the effect of bottom plate downcomer 9 under sieve 4, make circulating fluid downwards again with the water column form striking next floor sieve 4, downcomer 9 bore reduces from last to down gradually, make the dynamics of spraying to next level sieve 4 bigger. Foam adhesion dust is formed continuously in this way, so that the concentration of particulate matters is gathered and reduced after the dust-containing gas passes through the purification tower; the plastic hollow ball 8 with the thorn-shaped bulges 8.1 on the surface moves under the action of the airflow to impact the sieve plate, and the thorn-shaped bulges 8.1 occasionally pierce into the downcomer 9 during impact, so that the blockage of the downcomer 9 is avoided.

1 top of purifying column body is equipped with defogging deodorizing device, and defogging deodorizing device includes deodorization defogging barrel 11, and deodorization defogging barrel 11 bottom and 1 top intercommunication of purifying column body are passed through horn mouth and the connection of deodorization defogging barrel 11 at 1 top of purifying column body, and the bore of deodorization defogging barrel 11 is greater than the bore of purifying column body 1. When the air current is from purifying column body 1 to deodorization defogging barrel 11, because the bore of deodorization defogging barrel 11 is greater than the bore of purifying column body 1 for air current speed slows down, and defogging and photocatalysis effect are more excellent. Deodorization defogging barrel 11 upper portion is round platform shape structure and open-top, and the lateral wall of round platform shape structure is ageing resistance organic glass board 12, and deodorization defogging barrel 11 is followed supreme defogging layer 13, light catalytic mesh board 14 and the UV fluorescent tube 15 of having set gradually down, and UV fluorescent tube 15 is located the below of round platform shape structure. The demisting layer 13 comprises an upper layer of screen plate, a lower layer of screen plate and corrugated plates which are positioned between the upper layer of screen plate and the lower layer of screen plate and are perpendicular to the cross section of the deodorizing demisting cylinder body, the corrugated plates are arranged at intervals, a vertically bent airflow channel is formed between the corrugated plates, and a plurality of multi-surface hollow pellets are arranged in the airflow channel. The hollow balls on the multiple surfaces play under the action of air flow to impact the corrugated plate and knock down dust in the organic waste adhered to the corrugated plate. Set up deodorization defogging barrel 11 at purification tower body 1 top, further with the further oxidation of the not adsorbed organic matter in the purification tower body 1 in the defogging, combine purification tower body 1 and photocatalysis as an organic whole, set up ageing resistance organic glass board 12 at defogging deodorizing device 10 top, need not to open UV fluorescent tube 15 under the illumination direct irradiation condition, utilize the sunlight to shine on photocatalysis net board 14, the organic waste gas pollutant of oxidation purification tower body 1 unreacted.

The described embodiments are only some, but not all embodiments of the invention. 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.

Claims

1. A flow-through sieve plate type waste gas purification tower comprises a purification tower body, wherein a swirler, a spray pipeline, a plurality of layers of sieve plates, an air inlet and a circulating water tank are sequentially arranged in the purification tower body from top to bottom; a plurality of plastic hollow balls are arranged between the sieve plates, and a plurality of thorn-shaped bulges are uniformly distributed on the surfaces of the plastic hollow balls; the sieve plate is provided with a plurality of through holes, the lower bottom plate of the sieve plate is provided with a downcomer communicated with the through holes, the thorn-shaped bulges can pierce into the downcomer, the top of the circulating water tank is provided with a filter plate, the circulating water tank is communicated with the spraying pipeline through a circulating pipeline, and the circulating pipeline is provided with a lifting pump; the side wall of the purifying tower body is provided with a plurality of access holes.

2. The flow-through screen plate type waste gas purification tower of claim 1, wherein the diameter of the downcomer is gradually reduced from top to bottom.

3. The cross-flow screen plate type exhaust gas purification tower of claim 2, wherein the top of the purification tower body is provided with a demisting and deodorizing device, the demisting and deodorizing device comprises a deodorizing and demisting cylinder body, the bottom of the deodorizing and demisting cylinder body is communicated with the top of the purification tower body, the upper part of the deodorizing and demisting cylinder body is a truncated cone-shaped structure and is provided with an opening at the top, the side wall of the truncated cone-shaped structure is an anti-aging organic glass plate, the deodorizing and demisting cylinder body is sequentially provided with a demisting layer, a photocatalytic mesh plate and a UV lamp tube from bottom to top, and the UV lamp tube is positioned below the truncated cone.

4. The flow-through screen plate type exhaust gas purification tower of claim 3, wherein the top of the purification tower body is connected with the deodorization and demisting cylinder through a bell mouth, and the caliber of the deodorization and demisting cylinder is larger than that of the purification tower body.

5. The flow-through sieve plate type exhaust gas purification tower of claim 3 or 4, wherein the demisting layer comprises an upper layer of mesh plate and a lower layer of mesh plate, and corrugated plates which are positioned between the upper layer of mesh plate and the lower layer of mesh plate, are perpendicular to the cross section of the deodorizing and demisting cylinder body, and are arranged at intervals, a vertically bent gas flow channel is formed between the corrugated plates, and a plurality of multi-surface hollow balls are arranged in the gas flow channel.