CN210332073U - Casing of waste gas treatment device - Google Patents
Casing of waste gas treatment device Download PDFInfo
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- CN210332073U CN210332073U CN201921165162.5U CN201921165162U CN210332073U CN 210332073 U CN210332073 U CN 210332073U CN 201921165162 U CN201921165162 U CN 201921165162U CN 210332073 U CN210332073 U CN 210332073U
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Abstract
The utility model discloses a casing of exhaust-gas treatment device belongs to exhaust-gas treatment equipment technical field. Its technical essential include the photolysis unit and with the dust removal unit of the entry end intercommunication of photolysis unit, the dust removal unit include the clean room and with the edulcoration room of clean room intercommunication, be provided with the absorption liquid layer in clean room and the edulcoration room, the top of clean room is provided with the air inlet pipeline that extends below the absorption liquid layer liquid level, just be provided with the exhaust pipe with photolysis unit intercommunication on the lateral wall of clean room, the utility model has the advantages of can handle the dust of mixing in waste gas, the photolysis efficiency of reinforcing photolysis unit.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas treatment equipment, more specifically say, it relates to an exhaust treatment device's casing.
Background
The ultraviolet treatment of waste gas is a hot spot in recent years, and the principle is that molecular bonds of harmful gas are cracked and decomposed into small molecular fragments by irradiation of UV high-energy ultraviolet photolysis equipment, and the small molecular fragments are degraded to generate CO2、H2O, and the like. Generally, the exhaust gas to be treated also contains a certain amount of dust. Mixing of dust in exhaust gasThe photolysis efficiency is greatly reduced during photolysis, and in addition, dust may be attached to the surface of the photolysis unit when the dust-containing gas passes through the photolysis unit, thereby further reducing the photolysis efficiency.
The utility model discloses a chinese utility model patent that is the publication number CN204684925U discloses a waste gas treatment device, and it includes dust removal unit and photodissociation unit, the photodissociation unit is a sealed cavity structures, and the one end of cavity is provided with the import, and the other end is provided with the export, is provided with ultraviolet generating device in the cavity, the import intercommunication of dust removal unit and photodissociation unit.
Similar to foretell exhaust treatment device among the prior art, it removes dust in advance to the gas that gets into the photolysis unit through the dust removal unit to the realization is to the processing of dust, prevents that the dust from mixing the efficiency that reduces the photolysis in waste gas. However, the dust removal unit is a filtering dust removal unit or a centrifugal dust removal unit, so that the dust removal effect is poor, and a space for improvement is still left.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a casing of exhaust treatment device, it has the dust that can handle the mixture in waste gas, strengthens the photodissociation efficiency's of photodissociation unit advantage.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an exhaust treatment device's casing, including the photodissociation unit and with the dust removal unit of the entry end intercommunication of photodissociation unit, the dust removal unit include the clean room and with the edulcoration room of clean room intercommunication, the clean room is provided with the absorption liquid layer with the edulcoration is indoor, the top of clean room is provided with the air inlet pipeline that extends below the entering absorption liquid layer liquid level, just be provided with the exhaust pipe with photodissociation unit intercommunication on the lateral wall of clean room.
Through adopting above-mentioned technical scheme, before waste gas carries a certain amount of dust and gets into the photolysis unit, it will get into the clean room in the dust removal unit earlier through the air inlet pipeline, and waste gas gets into in the absorption liquid layer via the exit end of air inlet pipeline, then filters out soluble gas and dust in the absorption liquid layer, then gets into the clean room, goes into the photolysis in the photolysis unit via exhaust pipe again, accomplishes exhaust-gas treatment's process.
In conclusion, through air inlet pipeline, clean room, absorption liquid layer and exhaust pipe, can handle the dust of mixing in the waste gas, prevent that the dust from attaching in the photolysis unit to influence the photolysis efficiency of photolysis unit.
Furthermore, the bottom end of the dust removal chamber is obliquely provided with a guide surface, and the lower end of the guide surface faces the impurity removal chamber.
Through adopting above-mentioned technical scheme, the setting of guide face can make the dust in the waste gas after being intercepted by the absorption liquid, in the inclined plane roll-off to the edulcoration room of guide face, conveniently carries out centralized processing to the waste liquid and the dust of absorption liquid from the edulcoration room.
Furthermore, the bottom of edulcoration room is provided with the sedimentation tank, just the bottom of sedimentation tank can be dismantled and be provided with except that miscellaneous board.
Through adopting above-mentioned technical scheme, the setting of sedimentation tank can make dust impurity effectively deposit in the sedimentation tank, and the convenience is separated the processing to the waste liquid of dust and absorption liquid.
Further, the clean room is provided with the sieve between absorption liquid layer and exhaust pipe, just the top of sieve is provided with a plurality of and the indoor circulation pipeline of absorption liquid layer intercommunication of edulcoration, be provided with the circulating pump on the circulation pipeline.
Through adopting above-mentioned technical scheme, the setting of sieve, circulating line and circulating pump can make waste gas obtain the secondary in the dust removal chamber and wash, promotes the clean rate of soluble gas and dust in the waste gas, and accessible circulating pump cyclic utilization absorption liquid intraformational liquid.
Furthermore, one end of the circulating pipeline, which is close to the sieve plate, is provided with an annular spray pipe, and a plurality of spray heads facing the sieve plate are arranged on the annular spray pipe.
Through adopting above-mentioned technical scheme, the area covered of circulating line can be increased to the setting of annular spray tube and shower nozzle to reinforcing waste gas secondary sprays's absorption effect, making soluble gas and dust in the waste gas obtain further absorption clearance.
Furthermore, the outlet end of the air inlet pipeline is provided with a divergent section, and the diameter of one end, close to the absorption liquid layer, of the divergent section is gradually increased.
Through adopting above-mentioned technical scheme, the setting of gradual expanding section can increase the air output of inlet line to make the absorbent liquid layer can handle more waste gases in same time, promote the absorption efficiency of waste gas.
Further, the exhaust pipeline is obliquely arranged, and the lower end of the exhaust pipeline is connected with the dust chamber.
Through adopting above-mentioned technical scheme, the exhaust pipe that the slope set up can form return channel, only supplies waste gas to pass through, and the exhaust pipe who is taken out or spatters the absorption liquid layer on the exhaust pipe by waste gas then can fall back again in the dust removal chamber along the exhaust pipe of slope, can prevent the liquid loss of absorption liquid layer from this.
Furthermore, a backflow part is obliquely arranged at the top of the dust removing chamber.
Through adopting above-mentioned technical scheme, the setting of backward flow portion can make the liquid of absorption liquid layer rise to the top of clean room after, along the inclined surface of its backward flow portion fall back to the absorption liquid layer of bottom once more in, effectively prevent absorption liquid layer liquid loss.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the air inlet pipeline, the dust removal chamber, the absorption liquid layer and the exhaust pipeline, dust mixed in the waste gas can be treated, and the dust is prevented from being attached to the photolysis unit, so that the photolysis efficiency of the photolysis unit is influenced;
(2) by arranging the guide surface, dust in the waste gas can roll down to the impurity removing chamber along the inclined surface of the guide surface after being intercepted by the absorption liquid, so that the waste liquid and the dust of the absorption liquid can be conveniently treated from the impurity removing chamber in a centralized manner;
(3) through setting up sieve, circulating line and circulating pump, can make waste gas obtain the secondary in the dust removal chamber and wash, promote the cleaning rate of soluble gas and dust in the waste gas, and accessible circulating pump cyclic utilization absorption liquid intraformational liquid.
Drawings
FIG. 1 is an overall view of the present embodiment;
FIG. 2 is an overall view of the present embodiment;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Reference numerals: 1. a photolysis unit; 2. a dust removal unit; 21. a dust chamber; 22. an impurity removal chamber; 23. a liquid absorbing layer; 24. an air intake line; 25. an exhaust line; 26. a sieve plate; 27. a gradual expansion section; 28. a return plate; 211. a guide surface; 221. a sedimentation tank; 222. removing impurities; 223. a seal ring; 251. a return channel; 261. screening holes; 262. a circulation line; 263. a circulation pump; 264. an annular nozzle; 265. and (4) a spray head.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The utility model provides a casing of exhaust treatment device, as shown in fig. 1, 2, including photolysis unit 1 and with the dust removal unit 2 of photolysis unit 1's entry end intercommunication, dust removal unit 2 includes clean room 21 and the edulcoration room 22 that communicates with clean room 21, clean room 21 has absorbent layer 23 with the bottom of edulcoration room 22 flow equalizing, air inlet pipeline 24 that one end extends to get into absorbent layer 23 below the liquid level is installed to the top of clean room 21, and install the exhaust pipe 25 with photolysis unit 1 inlet end intercommunication on the lateral wall of clean room 21 one side.
As shown in fig. 2 and 3, a guide surface 211 is obliquely fixed to the bottom end of the dust removal chamber 21, and the lower end of the guide surface 211 faces the impurity removal chamber 22, so that dust in the exhaust gas can roll down into the impurity removal chamber 22 along the inclined surface of the guide surface 211 after being intercepted by the absorption liquid through the guide surface 211, and the waste liquid and the dust of the absorption liquid can be conveniently centralized from the impurity removal chamber 22.
Further, the bottom of edulcoration room 22 is installed and is the sedimentation tank 221 of back taper form, and the bottom of sedimentation tank 221 is installed and is removed miscellaneous board 222, installs sealing washer 223 between edulcoration board 222 and the sedimentation tank 221, can make dust impurity effective deposit in sedimentation tank 221 through sedimentation tank 221, conveniently carries out the separation processing to the waste liquid of dust and absorption liquid.
As shown in fig. 2, the position installation that the clean room 21 is located between absorption liquid layer 23 and exhaust pipe 25 is fixed with sieve 26, sieve 26 is last to have seted up a plurality of sieve meshes 261, and sieve 26's top is installed the circulation pipeline 262 with the absorption liquid layer 23 intercommunication in the edulcoration room 22, install circulating pump 263 on the circulation pipeline 262, through sieve 26, circulation pipeline 262 and circulating pump 263 can make waste gas obtain the secondary and wash in clean room 21, promote the cleaning rate of soluble gas and dust in the waste gas, and the liquid in the absorption liquid layer 23 of accessible circulating pump 263 cyclic utilization.
Furthermore, one end of the circulating pipeline 262 close to the sieve plate 26 is connected with an annular spraying pipe 264, the annular spraying pipe 264 is provided with a plurality of fan-shaped spray heads 265 facing the sieve plate 26, the coverage area of the circulating pipeline 262 can be increased through the annular spraying pipe 264 and the spray heads 265, so that the absorption effect of secondary spraying of the waste gas is enhanced, and the soluble gas and dust in the waste gas are further absorbed and cleaned.
As shown in fig. 2, a divergent section 27 is installed at the outlet end of the air inlet pipeline 24, and the diameter of the divergent section 27 near one end of the absorbent liquid layer 23 is gradually increased, so that the air outlet amount of the air inlet pipeline 24 can be increased through the divergent section 27, and thus more exhaust gas can be treated in the absorbent liquid layer 23 at the same time, and the absorption efficiency of the exhaust gas is improved.
As shown in fig. 2, the exhaust duct 25 is installed to be inclined, and the lower end thereof is connected to the dust chamber 21, so that the inclined exhaust duct 25 forms a return passage 251 through which only the exhaust gas passes, and the liquid in the absorbent layer 23 carried out by the exhaust gas or splashed on the exhaust duct 25 falls back into the dust chamber 21 again along the inclined exhaust duct 25, thereby preventing the liquid in the absorbent layer 23 from flowing out.
As shown in fig. 2, the backflow portion is obliquely installed at the top of the dust chamber 21, specifically, the backflow portion includes two backflow plates 28 that are obliquely and symmetrically fixed, the joint of the two backflow plates 28 faces a high position, and the liquid in the absorbent liquid layer 23 can fall back into the absorbent liquid layer 23 at the bottom end again along the inclined surface of the backflow plate 28 after rising to the top of the dust chamber 21 through the backflow plates 28, thereby effectively preventing the liquid in the absorbent liquid layer 23 from flowing away.
The utility model discloses a working process and beneficial effect as follows: before waste gas carries a certain amount of dust to enter the photolysis unit 1, the waste gas enters the dust removal chamber 21 in the dust removal unit 2 through the air inlet pipeline 24, the waste gas enters the absorption liquid layer 23 through the outlet end of the air inlet pipeline 24, soluble gas and dust are filtered out in the absorption liquid layer 23, the waste gas enters the dust removal chamber 21, the liquid sprayed out from the spray head 265 on the circulating pipeline 262 from the absorption liquid layer 23 is washed again to obtain further cleaning, finally, the waste gas enters the photolysis unit 1 through the exhaust pipeline 25 to undergo photolysis, and the waste gas treatment process is completed.
In summary, the air inlet duct 24, the dust removal chamber 21, the liquid absorbing layer 23, and the exhaust duct 25 can treat the dust mixed in the exhaust gas, prevent the dust from adhering to the inside of the photolysis unit 1, and affect the photolysis efficiency of the photolysis unit 1.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an exhaust treatment device's casing, including photolysis unit (1) and with dust removal unit (2) of the entry end intercommunication of photolysis unit (1), its characterized in that, dust removal unit (2) include clean room (21) and with edulcoration room (22) of clean room (21) intercommunication, be provided with absorption liquid layer (23) in clean room (21) and edulcoration room (22), the top of clean room (21) is provided with air inlet pipeline (24) that extend and get into below absorption liquid layer (23) liquid level, just be provided with exhaust pipe (25) with photolysis unit (1) intercommunication on the lateral wall of clean room (21).
2. The housing of an exhaust gas treatment device according to claim 1, wherein the bottom end of the dust chamber (21) is provided with a guide surface (211) in an inclined manner, and the lower end of the guide surface (211) faces the impurity removal chamber (22).
3. The casing of the exhaust gas treatment device according to claim 2, wherein a sedimentation tank (221) is provided at the bottom of the impurity removing chamber (22), and an impurity removing plate (222) is detachably provided at the bottom end of the sedimentation tank (221).
4. The casing of an exhaust gas treatment device according to claim 1, wherein the dust chamber (21) is provided with a sieve plate (26) between the liquid absorbent layer (23) and the exhaust pipeline (25), a plurality of circulation pipelines (262) communicated with the liquid absorbent layer (23) in the trash chamber (22) are arranged above the sieve plate (26), and a circulation pump (263) is arranged on the circulation pipelines (262).
5. A casing for an exhaust gas treatment device according to claim 4, characterized in that the end of the circulation line (262) near the screen plate (26) is provided with an annular nozzle (264), and that the annular nozzle (264) is provided with a number of spray heads (265) directed towards the screen plate (26).
6. Housing for an exhaust gas treatment device according to claim 1, characterized in that the outlet end of the inlet line (24) is provided with a divergent section (27), and that the diameter of the divergent section (27) near the end of the absorbent layer (23) is gradually increased.
7. Housing of an exhaust gas treatment device according to claim 1, characterized in that the exhaust line (25) is arranged obliquely and its lower end is connected to the dust chamber (21).
8. The housing of an exhaust gas treatment device according to claim 1, wherein the top of the dust chamber (21) is provided with a backflow portion at an inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165162.5U CN210332073U (en) | 2019-07-23 | 2019-07-23 | Casing of waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165162.5U CN210332073U (en) | 2019-07-23 | 2019-07-23 | Casing of waste gas treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN210332073U true CN210332073U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921165162.5U Active CN210332073U (en) | 2019-07-23 | 2019-07-23 | Casing of waste gas treatment device |
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| Country | Link |
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| CN (1) | CN210332073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731084A (en) * | 2021-08-05 | 2021-12-03 | 中国核电工程有限公司 | Ventilation dust removal device, dust removal method thereof and purification and dehumidification method |
| CN114225595A (en) * | 2021-12-29 | 2022-03-25 | 贵州互惠混凝土机械服务有限公司 | Dust filtering device |
-
2019
- 2019-07-23 CN CN201921165162.5U patent/CN210332073U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731084A (en) * | 2021-08-05 | 2021-12-03 | 中国核电工程有限公司 | Ventilation dust removal device, dust removal method thereof and purification and dehumidification method |
| CN114225595A (en) * | 2021-12-29 | 2022-03-25 | 贵州互惠混凝土机械服务有限公司 | Dust filtering device |
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