CN211487165U - A waste gas spray column for production of leather chemical product - Google Patents
A waste gas spray column for production of leather chemical product Download PDFInfo
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- CN211487165U CN211487165U CN202020023943.7U CN202020023943U CN211487165U CN 211487165 U CN211487165 U CN 211487165U CN 202020023943 U CN202020023943 U CN 202020023943U CN 211487165 U CN211487165 U CN 211487165U
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Abstract
The utility model discloses a waste gas spray tower for leather chemical product production, which comprises a spray tower body, wherein the spray tower body is sequentially provided with an exhaust pipe, a second spray unit, a first spray unit, a waste gas distributor and an absorption liquid circulating pool from top to bottom; the second spraying unit comprises a transverse pipe, a plurality of vertical pipes and a spoiler, the spoiler is combined to form an S-shaped path, the tops of the vertical pipes are communicated with the transverse pipe above the spoiler, and the outer wall of each vertical pipe is provided with a plurality of spraying openings; the first spraying unit comprises a spraying pipe, a pair of filter screens and a packing layer, and a vibration mechanism is arranged in the packing layer; the bottom of the absorption liquid circulating tank is connected with a circulating main pipe, and the circulating main pipe is respectively connected with the spray pipe and the transverse pipe through an input branch pipe I and an input branch pipe II. The utility model provides a waste gas spray column for leather chemical product production, waste gas and absorption liquid fully contact, and it is good to spray the treatment effect, improves exhaust-gas treatment efficiency.
Description
Technical Field
The utility model relates to a chemical waste gas treatment field especially relates to a waste gas spray column for production of leather chemical product.
Background
In the process of producing leather chemical products such as aqueous high-gloss polyurethane brightener, synthetic fatting agent and the like, a large amount of waste gas is generated, and if the waste gas is not treated and is discharged into the atmosphere after reaching the standard, the quality of the atmospheric environment is inevitably reduced, and the harm is brought to the human health. In the treatment process of waste gas, often need use spraying equipment, that is to say that industrial waste gas from the factory and mine enterprise discharge process, absorption liquid such as vaporific liquid chemical reagent or biological reagent of reverse spray, industrial waste gas carries out further processing after the washing of these reagents and realizes discharge to reach standard.
The spray tower is used as an important link of a waste gas treatment system, and harmful gases in waste gas are removed mainly by spraying absorption liquid. The existing spray tower is low in purification efficiency, waste gas is not in contact with the absorption liquid comprehensively, so that the gas finally discharged into the air still contains a large amount of pollution components, the spray treatment efficiency of the spray tower is reduced, and after the packing layer is used for a long time, the packing layer is settled and becomes compact due to the action of the absorption liquid, the packing in the packing layer is agglomerated together, the contact of the waste gas and the absorption liquid is blocked, the packing layer needs to be frequently replaced, and the overall waste gas treatment efficiency of the spray tower is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
In order to solve the defects of the prior art, the utility model provides a waste gas spray tower for leather chemical product production, which comprises a spray tower body, wherein the spray tower body is sequentially provided with an exhaust pipe, a second spray unit, a first spray unit, a waste gas distributor and an absorption liquid circulating pool from top to bottom;
the second spraying unit comprises transverse pipes, a plurality of vertical pipes and spoilers, the spoilers are symmetrically arranged in the spraying tower body in a staggered mode and combined to form an S-shaped path, the tops of the vertical pipes are communicated with the transverse pipes above the spoilers, the bottoms of the vertical pipes extend downwards through the spoilers, and a plurality of spraying openings are formed in the outer walls of the vertical pipes; the first spraying unit comprises a spraying pipe, a pair of filter screens positioned below the spraying pipe and a packing layer filled between the filter screens, a plurality of spray heads are arranged at the bottom of the spraying pipe, and a vibration mechanism is arranged in the packing layer;
the side wall of the absorption liquid circulating pool is connected with an injection pipe and a liquid discharge pipe, the bottom of the absorption liquid circulating pool is connected with a circulating main pipe on which a circulating pump is arranged on a pipeline, and the circulating main pipe is respectively connected with the spray pipe and the transverse pipe through an input branch pipe I and an input branch pipe II.
Preferably, the waste gas distributor is conical, the inner part of the waste gas distributor is hollow, the bottom of the waste gas distributor is connected with the waste gas input pipe, and a plurality of gas injection holes are formed in the conical surface of the waste gas distributor.
Preferably, the vibration mechanism includes connecting rod, a plurality of vibrating arms and installs vibrator on the connecting rod, the connecting rod both ends are connected with the filter screen of upper and lower floor through buffer spring respectively, and are a plurality of the vibrating arm is installed on connecting rod hypomere lateral wall.
Preferably, an access hole is formed in the packing layer of the spray tower body, and a sealing door is arranged at the access hole.
Preferably, a filtering and intercepting net is arranged above the absorption liquid circulating pool.
Preferably, the filler layer is filled with a plurality of polyhedral hollow balls.
Preferably, the spoiler is obliquely arranged, and the end of the spoiler connected with the inner wall of the spray tower body is the upper end.
The utility model discloses at least, include following beneficial effect: the second spraying unit and the first spraying unit of the waste gas spraying tower are matched with each other to realize double spraying treatment of waste gas, so that the absorption effect is ensured, and the spraying purification treatment effect is enhanced; the arrangement of the packing layer increases the contact area of the waste gas and the absorption liquid, the absorption liquid is continuously sprayed downwards through a spray head of the spray pipe and forms an atomization effect, the packing layer is filled with the absorption liquid, and the waste gas reacts with the absorption liquid through gaps of the packing layer to carry out primary absorption and purification treatment on the waste gas; waste gas after first unit processing that sprays flows along S shape way footpath under the effect of spoiler, the in-process that rises and standpipe shower nozzle spun absorption liquid contact reaction, thereby harmful substance in the waste gas is fully absorbed by the absorption liquid, thereby waste gas constantly bumps with the spoiler and changes flow direction at the in-process that rises, promote the abundant comprehensive contact of waste gas and absorption liquid, improve absorption treatment efficiency, and the S shape route is favorable to prolonging the flow path of waste gas between the standpipe, thereby increase the contact time of waste gas and absorption liquid, improve waste gas purification efficiency. In addition, the vibration mechanism can vibrate and break up the filler of the filler layer, so that the filler becomes loose under vibration, the filler is prevented from being agglomerated and agglomerated to become compact, the full contact between the waste gas and the absorption liquid is ensured, and the waste gas treatment efficiency is ensured.
Drawings
FIG. 1 is a schematic structural view of a waste gas spray tower for the production of leather chemical products.
Reference numerals: 1-a spray tower body, 11-a sealing door, 2-an absorption liquid circulating pool, 21-an injection pipe, 22-a liquid discharge pipe, 3-an exhaust gas distributor, 31-an exhaust gas input pipe, 32-an air injection hole, 4-a first spray unit, 41-a spray pipe, 411-a spray head, 42-a filter screen, 43-a filler layer, 5-a second spray unit, 51-a transverse pipe, 52-a vertical pipe, 521-a spray opening, 53-a spoiler, 54-an S-shaped path, 6-an exhaust pipe, 7-a vibration mechanism, 71-a connecting rod, 72-a vibration rod, 73-a vibrator, 74-a buffer spring, 8-a circulating main pipe, 81-a circulating pump, 82-an input branch pipe I, 83-an input branch pipe I, and 9-a filtering interception net.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 1 shows a waste gas spray tower for leather chemical product production of the present invention, which comprises a spray tower body 1, wherein the spray tower body 1 is provided with an exhaust pipe 6, a second spray unit 5, a first spray unit 4, a waste gas distributor 3 and an absorption liquid circulation tank 2 in sequence from top to bottom;
the second spraying unit 5 comprises a horizontal pipe 51, a plurality of vertical pipes 52 and spoilers 53, the spoilers 53 are symmetrically arranged in the spray tower body 1 in a staggered manner and combined to form an S-shaped path 54, the top of each vertical pipe 52 is communicated with the horizontal pipe 51 positioned above the spoiler 53, the bottom of each vertical pipe 52 extends downwards through the spoiler 53, and the outer wall of each vertical pipe 52 is provided with a plurality of spraying openings 521; the first spraying unit 4 comprises a spraying pipe 41, a pair of filter screens 42 positioned below the spraying pipe 41 and a packing layer 43 filled between the filter screens 42, a plurality of spray heads 411 are arranged at the bottom of the spraying pipe 41, and a vibration mechanism 7 is arranged in the packing layer 43;
the side wall of the absorption liquid circulating pool 2 is connected with an injection pipe 21 and a liquid discharge pipe 22, the bottom of the absorption liquid circulating pool is connected with a circulating main pipe 8 with a circulating pump 81 arranged on the pipeline, and the circulating main pipe 8 is respectively connected with the spray pipe 41 and the transverse pipe 51 through an input branch pipe I82 and an input branch pipe II 83.
In the technical scheme, the waste gas distributor 3 is used for uniformly distributing the waste gas, so that a better absorption treatment effect is obtained, the circulating pump 81 is used for continuously conveying the absorption liquid in the absorption liquid circulating pool 2 to the spray pipe 41 and the transverse pipe 51, the absorption liquid continuously downwards sprays the absorption liquid through the spray head 411 of the spray pipe 41 and forms an atomization effect, the absorption liquid downwards fills the packing layer 43, the waste gas reacts with the absorption liquid through the gap of the packing layer 43, and the absorption liquid absorbs harmful substances in the waste gas, so that the primary purification absorption treatment of the waste gas is completed; the waste gas continuously flows upwards along the S-shaped path 54 under the action of the spoiler 53, and contacts and reacts with the absorption liquid continuously sprayed from the spraying port 521 of the vertical pipe 52 in the ascending process, so that harmful substances in the waste gas are fully absorbed by the absorption liquid, and the waste gas continuously collides with the spoiler 52 in the ascending process to change the flowing direction, so that the full and comprehensive contact between the waste gas and the absorption liquid is promoted, the absorption treatment efficiency is improved, and the waste gas after secondary absorption treatment is discharged through the exhaust pipe 6; the vibration mechanism 7 is used regularly, so that the filler in the filler layer 53 is dispersed by vibration, and the contact between the waste gas and the absorption liquid is ensured. The absorption liquid circulation tank 2 is used for storing absorption liquid, the absorption liquid is recycled under the cooperation of the circulation main pipe 8 and the circulation pump 81, the injection pipe 21 is used for supplementing the absorption liquid into the absorption liquid circulation tank 2, and the drain pipe 22 is used for draining the absorption liquid.
In another example, the waste gas distributor 3 is conical, the interior of the waste gas distributor is hollow, the bottom of the waste gas distributor is connected with a waste gas input pipe 31, and a plurality of gas injection holes 32 are formed in the conical surface of the waste gas distributor 3. By adopting the scheme, the waste gas is distributed more dispersedly and uniformly, so that the waste gas uniformly flows upwards into the filler layer to uniformly and comprehensively contact with the absorption liquid.
In another example, the vibration mechanism 7 includes a connecting rod 71, a plurality of vibration rods 72 and a vibrator 73 mounted on the connecting rod 71, two ends of the connecting rod 71 are respectively connected to the upper and lower layers of the screens 42 through a buffer spring 74, and the plurality of vibration rods 72 are mounted on a lower side wall of the connecting rod 71.
In this kind of technical scheme, vibrator 73 drives the connecting rod vibration to drive the vibration pole 72 shake, with the filler dispersion on every side, buffer spring 74's setting is favorable to promoting connecting rod 71's vibration on the one hand, makes connecting rod 71 take place the shake of all directions, strengthens the vibration dispersion effect, and on the other hand buffer spring 74 can absorb the vibration that slows down vibrator 73 and bring, avoids the vibration to influence the normal operating of spray column, has guaranteed the stability of spraying the processing.
In another example, an access hole is formed in the packing layer 43 of the spray tower body 1, and a sealing door 11 is arranged at the access hole. By adopting the scheme, the inner part of the spray tower body 1 is convenient to overhaul, and the filler of the filler layer 53 is also convenient to replace.
In another example, a filtering and intercepting net 9 is arranged above the absorption liquid circulating tank 2. By adopting the scheme, the filter screen 9 can prevent impurities such as dust from falling into the absorption liquid circulating tank 2, so that the recycled absorption liquid is ensured to be clean, and secondary pollution is avoided.
In another example, the filler layer 53 is filled with hollow polyhedral spheres. By adopting the scheme, the polyhedral hollow sphere has a larger specific surface area, and is favorable for increasing the contact area of waste gas and absorption liquid.
In another example, the spoiler 43 is inclined, and the end connected with the inner wall of the spray tower body 1 is the upper end. With this arrangement, the absorption liquid flowing above the spoiler 43 can be smoothly flowed down.
While the embodiments of the invention have been described above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications can be easily made by those skilled in the art without departing from the general concept defined by the claims and their equivalents, and it is therefore not limited to the specific details and illustrations shown and described herein, and it is obvious that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (7)
1. The waste gas spray tower for the production of the leather chemical products is characterized by comprising a spray tower body (1), wherein the spray tower body (1) is sequentially provided with an exhaust pipe (6), a second spray unit (5), a first spray unit (4), a waste gas distributor (3) and an absorption liquid circulating pool (2) from top to bottom;
the second spraying unit (5) comprises a transverse pipe (51), a plurality of vertical pipes (52) and spoilers (53), the spoilers (53) are symmetrically arranged in the spraying tower body (1) in a staggered mode and combined to form an S-shaped path (54), the tops of the vertical pipes (52) are communicated with the transverse pipe (51) positioned above the spoilers (53), the bottoms of the vertical pipes extend downwards through the spoilers (53), and the outer wall of each vertical pipe (52) is provided with a plurality of spraying openings (521); the first spraying unit (4) comprises a spraying pipe (41), a pair of filter screens (42) positioned below the spraying pipe (41) and a packing layer (43) filled between the filter screens (42), a plurality of spray heads (411) are arranged at the bottom of the spraying pipe (41), and a vibration mechanism (7) is arranged in the packing layer (43);
the side wall of the absorption liquid circulating pool (2) is connected with an injection pipe (21) and a liquid discharge pipe (22), the bottom of the absorption liquid circulating pool is connected with a circulating main pipe (8) provided with a circulating pump (81) on a pipeline, and the circulating main pipe (8) is respectively connected with the spray pipe (41) and the transverse pipe (51) through an input branch pipe I (82) and an input branch pipe II (83).
2. The waste gas spray tower for the production of leather chemical products as claimed in claim 1, wherein the waste gas distributor (3) is conical, the interior of the waste gas distributor is hollow, the bottom of the waste gas distributor is connected with the waste gas input pipe (31), and a plurality of gas injection holes (32) are formed in the conical surface of the waste gas distributor (3).
3. The waste gas spray tower for the production of the leather chemical products is characterized in that the vibration mechanism (7) comprises a connecting rod (71), a plurality of vibration rods (72) and a vibrator (73) arranged on the connecting rod (71), two ends of the connecting rod (71) are respectively connected with the upper and lower layers of filter screens (42) through buffer springs (74), and the plurality of vibration rods (72) are arranged on the side wall of the lower section of the connecting rod (71).
4. The waste gas spray tower for the production of the leather chemical products is characterized in that an access hole is formed in a packing layer (43) of the spray tower body (1), and a sealing door (11) is arranged at the access hole.
5. The exhaust gas spray tower for the production of leather chemical products as claimed in claim 1, wherein a filtering interception net (9) is arranged above the absorption liquid circulation tank (2).
6. The waste gas spray tower for the production of leather chemical products as claimed in claim 1, wherein said packing layer (43) is filled with a plurality of polyhedral hollow spheres.
7. The exhaust gas spray tower for the production of leather chemical products as claimed in claim 1, wherein said spoiler (53) is inclined and connected to the inner wall of the spray tower body (1) with its upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023943.7U CN211487165U (en) | 2020-01-06 | 2020-01-06 | A waste gas spray column for production of leather chemical product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020023943.7U CN211487165U (en) | 2020-01-06 | 2020-01-06 | A waste gas spray column for production of leather chemical product |
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| Publication Number | Publication Date |
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| CN211487165U true CN211487165U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020023943.7U Active CN211487165U (en) | 2020-01-06 | 2020-01-06 | A waste gas spray column for production of leather chemical product |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569716A (en) * | 2020-11-06 | 2021-03-30 | 中船澄西船舶修造有限公司 | 40000-ton desulfurization device for self-discharging ship |
| CN113019103A (en) * | 2021-03-09 | 2021-06-25 | 安徽顺达环保科技股份有限公司 | Efficient exhaust gas purification tower |
| CN114618288A (en) * | 2022-03-23 | 2022-06-14 | 山东海岳环境科技股份有限公司 | Ventilation liquid locking assembly and combustible gas-containing tail gas three-stage spraying treatment equipment |
-
2020
- 2020-01-06 CN CN202020023943.7U patent/CN211487165U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112569716A (en) * | 2020-11-06 | 2021-03-30 | 中船澄西船舶修造有限公司 | 40000-ton desulfurization device for self-discharging ship |
| CN113019103A (en) * | 2021-03-09 | 2021-06-25 | 安徽顺达环保科技股份有限公司 | Efficient exhaust gas purification tower |
| CN114618288A (en) * | 2022-03-23 | 2022-06-14 | 山东海岳环境科技股份有限公司 | Ventilation liquid locking assembly and combustible gas-containing tail gas three-stage spraying treatment equipment |
| CN114618288B (en) * | 2022-03-23 | 2023-12-26 | 山发海岳环境科技(山东)股份有限公司 | Three-stage spraying treatment equipment for ventilation liquid locking assembly and tail gas containing inflammable gas |
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