CN209771801U - Deodorizing device for negative-pressure air draft collection - Google Patents
Deodorizing device for negative-pressure air draft collection Download PDFInfo
- Publication number
- CN209771801U CN209771801U CN201920228423.7U CN201920228423U CN209771801U CN 209771801 U CN209771801 U CN 209771801U CN 201920228423 U CN201920228423 U CN 201920228423U CN 209771801 U CN209771801 U CN 209771801U
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- chamber
- air outlet
- absorption chamber
- activated carbon
- oxidation chamber
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- 230000001877 deodorizing Effects 0.000 title claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000003647 oxidation Effects 0.000 claims abstract description 37
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 37
- CBENFWSGALASAD-UHFFFAOYSA-N ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000126 substance Substances 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 11
- 239000003595 mist Substances 0.000 claims description 5
- 206010010904 Convulsion Diseases 0.000 claims description 3
- 230000036461 convulsion Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 16
- 239000010865 sewage Substances 0.000 abstract description 14
- 239000002912 waste gas Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 230000035943 smell Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 11
- 235000019645 odor Nutrition 0.000 description 11
- 238000004332 deodorization Methods 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 2
- 240000002027 Ficus elastica Species 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000001264 neutralization Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000001590 oxidative Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Abstract
A deodorizing device for negative pressure air draft collection belongs to the technical field of waste gas treatment systems. The device adopts a coarse grid workshop to be connected with a centrifugal fan through an odor suction pipe, a fan air outlet pipe of the centrifugal fan is connected to an ozone oxidation chamber, and an air outlet of the oxidation chamber of the ozone oxidation chamber is connected to a chemical adsorption chamber; an air outlet of the absorption chamber of the chemical absorption chamber is connected to the activated carbon absorption chamber, and a gas outlet is arranged on the activated carbon absorption chamber. The position of the air outlet between the different treatment chambers of the device is far away to gaseous more abundant being handled in the treatment chamber, this device effect is showing, maintain convenient, long service life, can effectual collection and purify foul gas, makes sewage and waste gas can both reach the standard of emission, has avoided foul smell messenger sewage treatment plant's staff or resident on every side to face healthy risk.
Description
Technical Field
The utility model relates to a deodorizing device for negative pressure air draft collection, which belongs to the technical field of waste gas treatment systems.
Background
With the rapid development of economy, some industrial enterprises are gradually increased, the service area of urban sewage pipe networks is gradually enlarged, so that the amount of wastewater is gradually increased, the types of discharged sewage are complicated, such as paper mills, petrochemical plants, chemical fertilizer plants, rubber plants, coating processing plants, pesticide plants, livestock and poultry farms, food plants, hospitals and the like, the waste water is discharged into a sewage pipe network along with various waste gases, so that the waste water and the waste gases undergo long-term retention reaction before flowing to a sewage treatment plant, thereby generating some foul gas which flows into the pretreatment workshop unit of the sewage treatment plant through the sewage pipe network, and also generating the foul gas by fermenting the perishable substances in the sewage treatment facility by using organic matters, these odors expose the personnel of the sewage treatment plant to health risks and may seriously endanger the surrounding inhabitants. Therefore, the sewage treatment plant not only needs to discharge the wastewater up to the standard, but also needs to discharge the waste gas up to the standard. Some sewage treatment plants remove malodors in a ventilation manner, resulting in secondary pollution.
Disclosure of Invention
The utility model discloses a large amount of foul gas's problem can appear to thick grid, has designed the deodorizing device that a negative pressure convulsions were collected, can purify the foul smell through this device.
The utility model adopts the technical proposal that: a deodorization device for negative-pressure air draft collection comprises a coarse grating workshop provided with a workshop gate, wherein the coarse grating workshop is connected with a centrifugal fan through an odor suction pipe, a fan air outlet pipe of the centrifugal fan is connected to an ozone oxidation chamber, and an oxidation chamber air outlet of the ozone oxidation chamber is connected to a chemical absorption chamber; an air outlet of the absorption chamber of the chemical absorption chamber is connected to the activated carbon absorption chamber, and a gas outlet is arranged on the activated carbon absorption chamber; an ozone generator is arranged in the ozone oxidation chamber, an oxidation chamber partition plate is arranged above the ozone oxidation chamber, and an oxidation chamber air outlet is arranged on the right side of the oxidation chamber partition plate; the chemical absorption chamber adopts a dosing tank and is connected with a dosing pump through a dosing pipe, the dosing pump is connected with three dosing pump branch pipes through a dosing pump main pipe, the dosing pump branch pipes are provided with mist nozzles, and an air outlet of the absorption chamber is arranged on the left side of an absorption chamber partition plate; an activated carbon adsorption layer is arranged in the activated carbon adsorption chamber, and a gas outlet is arranged on the right side of a top plate of the adsorption chamber.
The utility model has the advantages that: the device adopts a coarse grid workshop to be connected with a centrifugal fan through an odor suction pipe, a fan air outlet pipe of the centrifugal fan is connected to an ozone oxidation chamber, and an air outlet of the oxidation chamber of the ozone oxidation chamber is connected to a chemical absorption chamber; an air outlet of the absorption chamber of the chemical absorption chamber is connected to the activated carbon absorption chamber, and a gas outlet is arranged on the activated carbon absorption chamber. The air outlets of different treatment chambers of the device are far away from each other, for example, the air outlet of the ozone oxidation chamber is arranged on the right side, and the air outlet of the chemical absorption chamber is arranged on the left side, so that the gas can be more fully treated in the treatment chambers. The device has the advantages of obvious effect, convenient maintenance and long service life, can effectively collect and purify malodorous gas, ensures that sewage and waste gas can reach the discharge standard, and avoids the situation that the odor causes the staff of a sewage treatment plant or surrounding residents to face health risks.
Drawings
Fig. 1 is a structural view of a deodorization apparatus of a negative pressure draft collection.
In the figure: 1. the device comprises a workshop gate, 2 parts of a coarse grid workshop, 3 parts of an odor suction pipe, 4 parts of a centrifugal fan, 5 parts of a fan air outlet pipe, 6 parts of an ozone generator, 7 parts of an ozone oxidation chamber, 8 parts of an oxidation chamber air outlet, 9 parts of an oxidation chamber partition plate, 10 parts of a chemical absorption chamber, 11 parts of a dosing tank, 12 parts of a dosing pipe, 13 parts of a dosing pump, 14 parts of a dosing pump main pipe, 15 parts of a dosing pump branch pipe, 16 parts of a mist nozzle, 17 parts of an absorption chamber partition plate, 18 parts of an absorption chamber air outlet, 19 parts of an active carbon adsorption layer, 20 parts of an active carbon adsorption chamber, 21 parts of a gas outlet, 22 parts of an adsorption chamber top plate.
Detailed Description
The present invention is described below with reference to the accompanying drawings and the embodiments:
Figure 1 shows a negative pressure air draft collection ozone oxidation chemical absorption activated carbon adsorption deodorizing device.
This kind of deodorizing device that negative pressure convulsions were collected is including setting up the thick grid workshop 2 of workshop gate 1, and thick grid workshop 2 passes through odor aspiration channel 3 and connects centrifugal fan 4, and centrifugal fan 4's fan air-out pipe 5 is connected to ozone oxidation room 7, and ozone oxidation room 7's oxidation room air outlet 8 is connected to chemical absorption room 10. An air outlet 18 of the absorption chamber of the chemical absorption chamber 10 is connected to an activated carbon adsorption chamber 20, and a gas outlet 21 is arranged on the activated carbon adsorption chamber 20. An ozone generator 6 is arranged in the ozone oxidation chamber 7, an oxidation chamber partition plate 9 is arranged above the ozone oxidation chamber 7, and an oxidation chamber air outlet 8 is arranged on the right side of the oxidation chamber partition plate 9. The chemical absorption chamber 10 is connected with a dosing pump 13 through a dosing pipe 12 by adopting a dosing pool 11, the dosing pump 13 is connected with three dosing pump branch pipes 15 through a dosing pump main pipe 14, the dosing pump branch pipes 15 are provided with mist nozzles 16, and an absorption chamber air outlet 18 is arranged on the left side of an absorption chamber partition 17. An activated carbon adsorption layer 19 is arranged in the activated carbon adsorption chamber 2, and a gas discharge port 21 is arranged on the right side of an adsorption chamber top plate 22.
When the technical scheme is adopted for working, firstly, the centrifugal fan 4 is started, the coarse grating gate is properly opened for 1 minute, and fresh air is sucked; the odor is sucked away, the odor enters the ozone oxidation chamber 7 through the odor suction pipe 3 and the fan air outlet pipe 5, the small ozone generator 6 is started before the odor enters the ozone oxidation chamber 7, and the strong oxidizing property of ozone is utilized to oxidize odor molecules so as to carry out preliminary deodorization and deodorization treatment. Then the gas enters the chemical absorption chamber 10, the dosing pump 12 is started, and the alkaline chemical neutralization absorption reaction is carried out by using the dosing branch pipe 15 with the mist nozzle 16. Finally, the gas enters an activated carbon adsorption chamber 20 to be dried and adsorbed in the last step, and then reaches the emission standard and is discharged from a gas discharge port 21.
Claims (1)
1. The utility model provides a deodorizing device that negative pressure convulsions were collected, the device is including setting up thick grid workshop (2) of workshop gate (1), its characterized in that: the coarse grid workshop (2) is connected with a centrifugal fan (4) through an odor suction pipe (3), a fan air outlet pipe (5) of the centrifugal fan (4) is connected to an ozone oxidation chamber (7), and an oxidation chamber air outlet (8) of the ozone oxidation chamber (7) is connected to a chemical absorption chamber (10); an air outlet (18) of the absorption chamber of the chemical absorption chamber (10) is connected to an activated carbon absorption chamber (20), and a gas outlet (21) is arranged on the activated carbon absorption chamber (20); an ozone generator (6) is arranged in the ozone oxidation chamber (7), an oxidation chamber partition plate (9) is arranged above the ozone oxidation chamber (7), and an oxidation chamber air outlet (8) is arranged on the right side of the oxidation chamber partition plate (9); the chemical absorption chamber (10) is connected with a dosing pump (13) through a dosing pipe (12) by adopting a dosing pool (11), the dosing pump (13) is connected with three dosing pump branch pipes (15) through a dosing pump main pipe (14), the dosing pump branch pipes (15) are provided with mist nozzles (16), and an absorption chamber air outlet (18) is arranged on the left side of an absorption chamber partition plate (17); an activated carbon adsorption layer (19) is arranged in the activated carbon adsorption chamber (20), and a gas discharge port (21) is arranged on the right side of an adsorption chamber top plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228423.7U CN209771801U (en) | 2019-02-25 | 2019-02-25 | Deodorizing device for negative-pressure air draft collection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228423.7U CN209771801U (en) | 2019-02-25 | 2019-02-25 | Deodorizing device for negative-pressure air draft collection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209771801U true CN209771801U (en) | 2019-12-13 |
Family
ID=68795342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920228423.7U Active CN209771801U (en) | 2019-02-25 | 2019-02-25 | Deodorizing device for negative-pressure air draft collection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209771801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082973A (en) * | 2021-03-08 | 2021-07-09 | 同济大学 | Toilet odor purification method and device |
-
2019
- 2019-02-25 CN CN201920228423.7U patent/CN209771801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082973A (en) * | 2021-03-08 | 2021-07-09 | 同济大学 | Toilet odor purification method and device |
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