CN211635976U - Tail gas defogging device - Google Patents
Tail gas defogging device Download PDFInfo
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- CN211635976U CN211635976U CN201922378432.7U CN201922378432U CN211635976U CN 211635976 U CN211635976 U CN 211635976U CN 201922378432 U CN201922378432 U CN 201922378432U CN 211635976 U CN211635976 U CN 211635976U
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Abstract
The utility model discloses a tail gas defogging device, including the spray column, middle defroster, the active carbon adsorption bed, air pump and exhaust chimney, pending tail gas gets into the spray column from the air inlet at spray column top after, earlier through spray treatment in with the pH valve after, get into middle defroster, earlier through the baffling board defroster in first district carry out the defogging, pass through the environmental protection ball filler in second district and the sack defroster of third district again, carry the active carbon adsorption bed behind the defogging again and carry out adsorption treatment, discharge in the high air from exhaust chimney through the air pump at last, can get rid of the aqueous vapor in the tail gas earlier, avoid influencing the adsorption effect of active carbon, can effectively improve tail gas treatment efficiency and treatment effect.
Description
Technical Field
The utility model relates to an environmental protection equipment field, in particular to tail gas defogging device.
Background
The tail gas treatment device is a device which purifies tail gas under the action of a catalyst so as to reduce the pollution to the environment, and aims to remove toxic and harmful substances and smoke dust in waste gas discharged in industrial production, ensure that the treated waste gas is discharged up to the standard and reduce the atmospheric pollution. The basic types of exhaust gas are: industrial organic waste gas, boiler smoke waste gas, industrial acid and alkali waste gas, industrial production peculiar smell, industrial harmful fine particles and the like. At present, most of tail gas treatment main processes adopt activated carbon for adsorption, and the problems of poor effect, low efficiency and the like exist when the activated carbon is simply adopted for tail gas treatment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a tail gas defogging device, can get rid of the aqueous vapor in the tail gas earlier, avoid influencing the adsorption effect of active carbon, can effectively improve tail gas treatment efficiency and treatment effect.
According to the utility model discloses tail gas defogging device of first aspect embodiment, include:
the spray tower is characterized in that a gas inlet of the spray tower is positioned at the top, a gas outlet of the spray tower is positioned at the bottom, a plurality of spray layers are further arranged in the spray tower, and a plurality of spray heads are arranged on the spray layers;
the middle demister comprises a first zone, a second zone and a third zone which are sequentially arranged in the horizontal direction, the first zone and the second zone are separated by a first partition plate, the top of the first partition plate is fixed at the top of the middle demister, a first airflow opening is reserved between the bottom of the first partition plate and the bottom of the middle demister, the first airflow opening is communicated with the bottom of the first zone and the bottom of the second zone, the second zone and the third zone are separated by a second partition plate, the bottom of the second partition plate is fixed at the bottom of the middle demister, a second airflow opening is reserved between the top of the second partition plate and the top of the middle demister, the second airflow opening is communicated with the top of the second zone and the top of the third zone, a baffle plate demister is arranged in the first zone, and an environment-friendly ball filler is arranged in the second zone, a cloth bag demister is arranged in the third zone, an air outlet of the spray tower is communicated to the top of the first zone through a first pipeline, and a condensed water outlet is also formed in the bottom of the middle demister;
the bottom of the third area is communicated to an air inlet of the activated carbon adsorption bed through a second pipeline;
the air outlet of the activated carbon adsorption bed is communicated to the air inlet of the air pump through a third pipeline;
and the air outlet of the air pump is communicated with the bottom of the exhaust chimney.
According to the utility model discloses tail gas defogging device has following beneficial effect at least: after the tail gas of pending gets into the spray column from the air inlet at spray column top, earlier through spray treatment in the pH valve back, get into middle defroster, earlier carry out the defogging through the baffling board defroster in first district, pass through the environmental protection ball of second district and pack and the sack defroster of third district again, carry the active carbon adsorption bed behind the defogging and carry out adsorption treatment, discharge the high air from exhaust chimney through the air pump at last, can get rid of the aqueous vapor in the tail gas earlier, avoid influencing the adsorption effect of active carbon, can effectively improve tail gas treatment effeciency and treatment effect.
According to the utility model discloses a some embodiments, the layer of spraying includes that one passes the spray header at spray tower center and a plurality of root perpendicular to spray header's spraying is in charge of, the shower head set up in spray in charge of. The spraying header pipe and the plurality of spraying branch pipes are arranged, so that the spraying heads can be distributed to all areas inside the spraying tower, the whole space in the spraying tower can be sprayed, and a better spraying effect is achieved.
According to some embodiments of the utility model, low in the middle of the bottom both sides height of middle defroster, the comdenstion water discharge port sets up the minimum department of middle defroster bottom. The condensate water discharge port is positioned at the lowest point of the bottom of the middle demister, so that condensate water can naturally flow to the condensate water discharge port under the action of gravity and is discharged out of the middle demister.
According to some embodiments of the utility model, the third district is provided with at least two-layer sack support, the sack defroster hangs on the sack support. Set up multilayer sack support to guarantee that the defogging effect is better.
According to the utility model discloses a some embodiments, the active carbon adsorption bed includes outer frame, be provided with air intake and air outlet on the outer frame, air intake and air outlet department on the outer frame all are provided with the guide plate, the inside active carbon filter equipment that is provided with of outer frame, active carbon filter equipment is in including piling up the active carbon wall that forms and setting the steel sheet net of active carbon wall lee department, the air intake of outer frame with still be provided with preliminary filter layer between the active carbon wall, outer frame is provided with sandwich insulation board. Activated carbon adsorption bed is provided with sandwich insulation board, can carry out the high temperature desorption, energy-concerving and environment-protective, and outside temperature can not be too high, avoid burning the people, the activated carbon filter equipment simple structure who comprises activated carbon wall and steel sheet net, the air current permeability is good, more do benefit to and carry out abundant absorption to harmful substance such as the inside dust of waste gas, air intake and air outlet department on the outer frame all are provided with the guide plate, it is even to make waste gas get into the air current when activated carbon adsorption bed, make full use of activated carbon, at the air intake of outer frame with still be provided with preliminary filter layer between the activated carbon wall, tentatively come to waste gas, guarantee from activated carbon adsorption bed combustion gas more clean.
According to some embodiments of the present invention, the outer frame is further provided with an explosion-proof opening. The explosion-proof port is arranged, so that the equipment is safer and more reliable.
According to some embodiments of the present invention, the outer frame is further provided with an access door. And an access door is arranged, so that the equipment can be conveniently overhauled and maintained.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is an overall structural view of an exhaust gas defogging device according to an embodiment of the present invention;
fig. 2 is a structural diagram of a middle demister of the tail gas demisting device according to the embodiment of the present invention;
fig. 3 is a structural diagram of a spraying layer of the tail gas demisting device in the embodiment of the present invention;
fig. 4 is a structural diagram of an activated carbon adsorption bed of a tail gas demisting device according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, according to the utility model discloses an exhaust defogging device includes:
the spray tower 100 is characterized in that a gas inlet of the spray tower 100 is positioned at the top, a gas outlet of the spray tower 100 is positioned at the bottom, a plurality of spray layers 110 are further arranged inside the spray tower 100, and a plurality of spray heads 111 are arranged on the spray layers 110;
the middle demister 200 comprises a first zone 210, a second zone 220 and a third zone 230 which are sequentially arranged in the horizontal direction, the first zone 210 and the second zone 220 are separated by a first partition 240, the top of the first partition 240 is fixed on the top of the middle demister 200, a first airflow opening 250 is reserved between the bottom of the first partition 240 and the bottom of the middle demister 200, the first airflow opening 250 is communicated with the bottom of the first zone 210 and the bottom of the second zone 220, the second zone 220 and the third zone 230 are separated by a second partition 260, the bottom of the second partition 260 is fixed on the bottom of the middle demister 200, a second airflow opening 270 is reserved between the top of the second partition 260 and the top of the middle demister 200, the second airflow opening 270 is communicated with the top of the second zone 220 and the top of the third zone 230, a baffle plate 211 is arranged in the first zone 210, an environment-friendly ball filler 221 is arranged in the second zone 220, a cloth bag demister 231 is arranged in the third zone 230, an air outlet of the spray tower 100 is communicated to the top of the first zone 210 through a first pipeline 300, and a condensed water outlet 280 is also arranged at the bottom of the middle demister 200;
the bottom of the third zone 230 is communicated to the air inlet of the activated carbon adsorption bed 400 through a second pipeline 500;
the air outlet of the activated carbon adsorption bed 400 is communicated to the air inlet of the air pump 600 through a third pipeline 700;
and an air outlet of the air pump 600 is communicated with the bottom of the exhaust chimney 800.
According to the utility model discloses a tail gas defogging device, pending tail gas gets into spray column 100 back from the air inlet at spray column 100 top, earlier through spray treatment in and the pH valve after, demister 200 in the middle of getting into, earlier carry out the defogging through baffling board defroster 211 of first district 210, pass through the environmental protection ball filler 221 of second district 220 and the sack defroster 231 of third district 230 again, carry activated carbon adsorption bed 400 behind the defogging and adsorb the processing, discharge in the air at last through air pump 600 from exhaust chimney 800, can get rid of the aqueous vapor in the tail gas earlier, avoid influencing the adsorption effect of activated carbon, can effectively improve tail gas treatment efficiency and treatment effect.
Referring to fig. 3, in some embodiments of the present invention, the spray layer 110 includes a main spray pipe 112 passing through the center of the spray tower 100 and a plurality of branch spray pipes 113 perpendicular to the main spray pipe 112, and the spray header 111 is disposed on the branch spray pipes 113. The main spray pipe 112 and the plurality of branch spray pipes 113 are arranged, so that the spray heads 111 can be distributed in each area inside the spray tower 100, the whole space in the spray tower 100 can be sprayed, and a better spray effect is achieved.
Referring to fig. 2, in some embodiments of the present invention, the bottom of the middle demister 200 is high on both sides and low in the middle, and a condensate drain port 280 is provided at the lowest point of the bottom of the middle demister 200. The condensate drain 280 is located at the lowest point of the bottom of the intermediate demister 200 such that condensate can naturally flow to the condensate drain 280 under the force of gravity and drain out of the intermediate demister 200.
Referring to fig. 2, in some embodiments of the present invention, the third region 230 is provided with at least two layers of cloth bag supports 232, and the cloth bag demister 231 is hung on the cloth bag supports 232. Set up multilayer sack support 232 to it is better to guarantee the defogging effect.
Referring to fig. 4, in some embodiments of the present invention, the activated carbon adsorption bed 400 includes an outer frame 410, an air inlet and an air outlet are provided on the outer frame 410, a guide plate 420 is provided at the air inlet and the air outlet on the outer frame 410, an activated carbon filter device is provided inside the outer frame 410, the activated carbon filter device includes an activated carbon wall 413 formed by stacking and a steel mesh 414 disposed at a leeward part of the activated carbon wall 413, a preliminary filter layer 415 is further provided between the air inlet of the outer frame 410 and the activated carbon wall 413, and the outer frame 410 is provided with a sandwich insulation board 416. Activated carbon adsorption bed 400 is provided with sandwich insulation board 416, can carry out the high temperature desorption, energy-concerving and environment-protective, and outside temperature can not be too high, avoid burning the people, the activated carbon filter equipment simple structure who comprises activated carbon wall 413 and steel sheet net 414, airflow permeability is good, more do benefit to and fully adsorb harmful substance such as the inside dust of waste gas, air intake and air outlet department on outer frame 410 all are provided with guide plate 420, make waste gas even when getting into activated carbon adsorption bed 400, make full use of activated carbon, still be provided with preliminary filter layer 415 between outer frame 410's air intake and activated carbon wall 413, tentatively come waste gas, guarantee from activated carbon adsorption bed 400 combustion gas cleaner.
Referring to fig. 4, in some embodiments of the present invention, the outer frame 410 is further provided with an explosion-proof opening 417. The explosion-proof port 417 is arranged, so that the equipment is safer and more reliable.
Referring to fig. 4, in some embodiments of the present invention, an access door 418 is also provided on the outer frame 410. And an access door 418 is arranged, so that the equipment can be conveniently overhauled and maintained.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (7)
1. An exhaust gas defogging device, comprising:
the spray tower is characterized in that a gas inlet of the spray tower is positioned at the top, a gas outlet of the spray tower is positioned at the bottom, a plurality of spray layers are further arranged in the spray tower, and a plurality of spray heads are arranged on the spray layers;
the middle demister comprises a first zone, a second zone and a third zone which are sequentially arranged in the horizontal direction, the first zone and the second zone are separated by a first partition plate, the top of the first partition plate is fixed at the top of the middle demister, a first airflow opening is reserved between the bottom of the first partition plate and the bottom of the middle demister, the first airflow opening is communicated with the bottom of the first zone and the bottom of the second zone, the second zone and the third zone are separated by a second partition plate, the bottom of the second partition plate is fixed at the bottom of the middle demister, a second airflow opening is reserved between the top of the second partition plate and the top of the middle demister, the second airflow opening is communicated with the top of the second zone and the top of the third zone, a baffle plate demister is arranged in the first zone, and an environment-friendly ball filler is arranged in the second zone, a cloth bag demister is arranged in the third zone, an air outlet of the spray tower is communicated to the top of the first zone through a first pipeline, and a condensed water outlet is also formed in the bottom of the middle demister;
the bottom of the third area is communicated to an air inlet of the activated carbon adsorption bed through a second pipeline;
the air outlet of the activated carbon adsorption bed is communicated to the air inlet of the air pump through a third pipeline;
and the air outlet of the air pump is communicated with the bottom of the exhaust chimney.
2. The exhaust gas demisting device according to claim 1, wherein the spray layer includes a main spray pipe passing through the center of the spray tower and a plurality of branch spray pipes perpendicular to the main spray pipe, and the spray header is disposed on the branch spray pipes.
3. The exhaust gas demisting apparatus as set forth in claim 1, wherein the bottom of the middle demister is high at both sides and low at the middle, and the condensate outlet is disposed at the lowest point of the bottom of the middle demister.
4. The exhaust gas demisting device according to claim 1, wherein the third zone is provided with at least two cloth bag supports, and the cloth bag demister is hung on the cloth bag supports.
5. The exhaust gas demisting device according to claim 1, wherein the activated carbon adsorption bed comprises an outer frame, an air inlet and an air outlet are arranged on the outer frame, guide plates are arranged at the air inlet and the air outlet on the outer frame, an activated carbon filter device is arranged inside the outer frame, the activated carbon filter device comprises a stacked activated carbon wall and a steel screen arranged at the leeward position of the activated carbon wall, a preliminary filter layer is further arranged between the air inlet of the outer frame and the activated carbon wall, and the outer frame is provided with a sandwich insulation board.
6. The exhaust gas defogging device according to claim 5, wherein said outer frame is further provided with an explosion-proof opening.
7. The exhaust gas defogging device according to claim 5, wherein an access door is further disposed on said outer frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922378432.7U CN211635976U (en) | 2019-12-25 | 2019-12-25 | Tail gas defogging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922378432.7U CN211635976U (en) | 2019-12-25 | 2019-12-25 | Tail gas defogging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211635976U true CN211635976U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922378432.7U Active CN211635976U (en) | 2019-12-25 | 2019-12-25 | Tail gas defogging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211635976U (en) |
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2019
- 2019-12-25 CN CN201922378432.7U patent/CN211635976U/en active Active
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