CN210964531U - Biological grease chemical sewage station exhaust treatment system - Google Patents
Biological grease chemical sewage station exhaust treatment system Download PDFInfo
- Publication number
- CN210964531U CN210964531U CN201921437187.6U CN201921437187U CN210964531U CN 210964531 U CN210964531 U CN 210964531U CN 201921437187 U CN201921437187 U CN 201921437187U CN 210964531 U CN210964531 U CN 210964531U
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- Prior art keywords
- storage tank
- pipeline
- liquid storage
- pipe
- washing tower
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- 239000010865 sewage Substances 0.000 title claims abstract description 18
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 239000004519 grease Substances 0.000 title claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000001179 sorption measurement Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 46
- 238000005406 washing Methods 0.000 claims description 36
- 239000007789 gas Substances 0.000 claims description 29
- 239000002912 waste gas Substances 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 11
- 239000002699 waste material Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 238000005201 scrubbing Methods 0.000 abstract description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a biological grease chemical industry sewage station exhaust-gas treatment system, establish the collection cover on each anaerobism pond upper portion at biological grease chemical industry sewage station including a plurality of covers, collect and cover and be equipped with the gas delivery pipe, be equipped with control flap on the gas delivery pipe, each gas delivery pipe is connected with the blast pipe, the blast pipe is connected with first scrubbing tower lower part intake pipe, first scrubbing tower upper portion is equipped with first gas outlet pipe, first gas outlet pipe is connected with second scrubbing tower lower part intake pipe, second scrubbing tower upper portion is equipped with the second gas outlet pipe, the second gas outlet pipe is connected with the defroster, the exit of defroster is connected with active carbon adsorption device through the pipeline, the active carbon adsorption device export is connected with main conveying fan through the pipeline, main conveying fan's air outlet is connected with the chimney through the pipeline.
Description
Technical Field
The utility model relates to a biological grease chemical sewage station exhaust treatment system.
Background
The waste gas that contains biological grease chemical industry sewage treatment station contains dangerous gas and the low VOCs waste gas of high concentration hydrogen sulfide and ammonia, if not handling, can endanger sewage treatment operating personnel's life health, and the waste gas discharges can seriously pollute the environment in the atmosphere.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides a waste gas treatment system for a biological grease chemical sewage station.
For solving the technical problem, the utility model discloses the technical scheme who adopts does: a waste gas treatment system of a biological grease chemical sewage station comprises a plurality of collecting covers which cover the upper parts of anaerobic tanks of the biological grease chemical sewage station, wherein gas outlet pipes are arranged on the collecting covers, control valves are arranged on the gas outlet pipes, each gas outlet pipe is connected with an air supply pipe, the air supply pipes are connected with an air inlet pipe at the lower part of a first washing tower, a plurality of layers of spraying pipes are arranged in the first washing tower from top to bottom, a liquid storage tank is arranged at the lower part in the first washing tower, a washing liquid inlet pipe is arranged on the liquid storage tank, and a waste liquid output pipe is also arranged on the liquid storage tank; the liquid storage tank is connected with each layer of spray pipes through pipelines, and a first circulating pump is arranged on each pipeline; a first gas outlet pipe is arranged at the upper part of the first washing tower and is connected with a gas inlet pipe at the lower part of the second washing tower, a plurality of layers of spraying pipes are arranged in the second washing tower from top to bottom, a liquid storage tank is arranged at the lower part in the second washing tower, a washing liquid inlet pipe is arranged on the liquid storage tank, and a waste liquid outlet pipe is also arranged on the liquid storage tank; the liquid storage tank is connected with each layer of spray pipes through pipelines, and a first circulating pump is arranged on each pipeline; and a second gas outlet pipe is arranged on the upper part of the second washing tower and is connected with a demister, an outlet of the demister is connected with an activated carbon adsorption device through a pipeline, an outlet of the activated carbon adsorption device is connected with a main conveying fan through a pipeline, and an air outlet of the main conveying fan is connected with a chimney through a pipeline.
As a preferable scheme, a second circulating pump is arranged outside the first circulating pump in parallel on a pipeline connecting the liquid storage tank and each layer of spray pipes.
As a preferable scheme, a pipeline with an auxiliary conveying fan is further arranged between the activated carbon adsorption device and the chimney.
The utility model has the advantages that: this system adopts the mode that gas collection in each cell body, washing, defogging and adsorption technique combined together, through washing technique with waste gas high concentration hydrogen sulfide and ammonia, wash and dissolve the reaction and get rid of, handle through the defogging again, reduce moisture in the tail gas, adopt the active carbon adsorption again, will contain the dangerous gas of biological grease chemical sewage station high concentration hydrogen sulfide and ammonia and the purpose that low VOCs waste gas reduced and got rid of from waste gas, can effectual guarantee sewage treatment operating personnel's life health, and waste gas can reach the requirement of exhaust emission standard after handling.
The arrangement of the double washing towers can ensure that harmful substances in the waste gas can be fully reacted.
Because the second circulating pump is arranged outside the first circulating pump in parallel on the pipeline connecting the liquid storage tank and each layer of spray pipes, the reliable operation of the device can be ensured.
Because a pipeline with an auxiliary conveying fan is arranged between the activated carbon adsorption device and the chimney, the flue gas is ensured to be effectively treated by the activated carbon adsorption device.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In fig. 1: 1. anaerobic pool, 2 collecting cover, 3 air supply pipe, 4 first washing tower, 41 spray pipe, 42 liquid storage pool, 43 washing liquid inlet pipe, 44 waste liquid outlet pipe; 45. a first circulation pump; 46 a second circulation pump; 5. a first gas outlet pipe, 6, a second washing tower, 61, a spray pipe, 62, a liquid storage tank, 63, a washing liquid inlet pipe, and 64, a waste liquid outlet pipe; 65. a first circulation pump; 66 a second circulation pump; 7. a second gas outlet pipe, 8, a demister, 9, an activated carbon adsorption device, 10, a chimney, 11, an auxiliary conveying fan and 12, a main conveying fan.
Detailed Description
The following describes in detail a specific embodiment of the present invention with reference to the drawings.
As shown in fig. 1, a waste gas treatment system for a biological oil and fat chemical sewage station comprises a plurality of collecting hoods 2 covering the upper parts of anaerobic tanks 1 of the biological oil and fat chemical sewage station, gas outlet pipes are arranged on the collecting hoods 2, control valves are arranged on the gas outlet pipes, each gas outlet pipe is connected with a gas supply pipe 3, the gas supply pipes 3 are connected with a gas inlet pipe at the lower part of a first washing tower 4, a plurality of layers of spraying pipes 41 are arranged from top to bottom in the first washing tower 4, a liquid storage tank 42 is arranged at the lower part in the first washing tower 4, a washing liquid inlet pipe 43 is arranged on the liquid storage tank 42, and a waste liquid outlet pipe 44 is also arranged on the liquid storage tank; the liquid storage tank 42 is connected with each layer of spray pipes 41 through pipelines, and a first circulating pump 45 is arranged on each pipeline; a first gas outlet pipe 5 is arranged at the upper part of the first washing tower 4, the first gas outlet pipe 5 is connected with a gas inlet pipe at the lower part of the second washing tower 6, a plurality of layers of spraying pipes 61 are arranged from top to bottom in the second washing tower 6, a liquid storage tank 62 is arranged at the lower part in the second washing tower 6, a washing liquid inlet pipe 63 is arranged on the liquid storage tank 62, and a waste liquid outlet pipe 64 is also arranged on the liquid storage tank 62; the liquid storage tank 62 is connected with each layer of spray pipes 61 through a pipeline, and a first circulating pump 65 is arranged on the pipeline; the pipes connecting the liquid storage tank 62 and the shower pipes 61 of the respective stages are provided with second circulation pumps 46 and 66 in parallel outside the first circulation pump 65.
Second gas outlet pipe 7 is equipped with on 6 upper portions of second scrubbing tower, and second gas outlet pipe 7 is connected with defroster 8, and defroster 8's exit is connected with active carbon adsorption device 9 through the pipeline, and active carbon adsorption device 9 export is connected with main conveyor fan 12 through the pipeline, and main conveyor fan 12's air outlet is connected with chimney 10 through the pipeline. A pipeline with an auxiliary conveying fan 11 is also arranged between the activated carbon adsorption device 9 and the chimney 10.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several changes and modifications can be made, which are within the scope of the present invention.
Claims (3)
1. A waste gas treatment system of a biological grease chemical sewage station comprises a plurality of collecting covers which cover the upper parts of anaerobic tanks of the biological grease chemical sewage station, wherein gas outlet pipes are arranged on the collecting covers, control valves are arranged on the gas outlet pipes, each gas outlet pipe is connected with an air supply pipe, the air supply pipes are connected with an air inlet pipe at the lower part of a first washing tower, a plurality of layers of spraying pipes are arranged in the first washing tower from top to bottom, a liquid storage tank is arranged at the lower part in the first washing tower, a washing liquid inlet pipe is arranged on the liquid storage tank, and a waste liquid output pipe is also arranged on the liquid storage tank; the liquid storage tank is connected with each layer of spray pipes through pipelines, and a first circulating pump is arranged on each pipeline; a first gas outlet pipe is arranged at the upper part of the first washing tower and is connected with a gas inlet pipe at the lower part of the second washing tower, a plurality of layers of spraying pipes are arranged in the second washing tower from top to bottom, a liquid storage tank is arranged at the lower part in the second washing tower, a washing liquid inlet pipe is arranged on the liquid storage tank, and a waste liquid outlet pipe is also arranged on the liquid storage tank; the liquid storage tank is connected with each layer of spray pipes through pipelines, and a first circulating pump is arranged on each pipeline; and a second gas outlet pipe is arranged on the upper part of the second washing tower and is connected with a demister, an outlet of the demister is connected with an activated carbon adsorption device through a pipeline, an outlet of the activated carbon adsorption device is connected with a main conveying fan through a pipeline, and an air outlet of the main conveying fan is connected with a chimney through a pipeline.
2. The waste gas treatment system for the biolipid chemical sewage station of claim 1, wherein: and a second circulating pump is arranged outside the first circulating pump in parallel on the pipeline connecting the liquid storage tank and each layer of spray pipes.
3. The waste gas treatment system for the biolipid chemical sewage station of claim 2, wherein: and a pipeline with an auxiliary conveying fan is also arranged between the activated carbon adsorption device and the chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921437187.6U CN210964531U (en) | 2019-08-29 | 2019-08-29 | Biological grease chemical sewage station exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921437187.6U CN210964531U (en) | 2019-08-29 | 2019-08-29 | Biological grease chemical sewage station exhaust treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210964531U true CN210964531U (en) | 2020-07-10 |
Family
ID=71441191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921437187.6U Active CN210964531U (en) | 2019-08-29 | 2019-08-29 | Biological grease chemical sewage station exhaust treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210964531U (en) |
-
2019
- 2019-08-29 CN CN201921437187.6U patent/CN210964531U/en active Active
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