CN212881772U - Tail gas low-emission device for kitchen waste fermentation - Google Patents
Tail gas low-emission device for kitchen waste fermentation Download PDFInfo
- Publication number
- CN212881772U CN212881772U CN202021435729.9U CN202021435729U CN212881772U CN 212881772 U CN212881772 U CN 212881772U CN 202021435729 U CN202021435729 U CN 202021435729U CN 212881772 U CN212881772 U CN 212881772U
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- China
- Prior art keywords
- absorption tower
- set firmly
- pipe
- fixedly arranged
- tail gas
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000855 fermentation Methods 0.000 title claims abstract description 17
- 230000004151 fermentation Effects 0.000 title claims abstract description 17
- 239000010806 kitchen waste Substances 0.000 title claims description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 59
- 239000007789 gas Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000001179 sorption measurement Methods 0.000 claims abstract description 32
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 239000002912 waste gas Substances 0.000 claims abstract description 9
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 13
- 239000003463 adsorbent Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000001802 infusion Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 22
- 238000001914 filtration Methods 0.000 abstract description 20
- 238000006477 desulfuration reaction Methods 0.000 abstract description 4
- 230000023556 desulfurization Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008676 import Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000002250 absorbent Substances 0.000 description 5
- 230000002745 absorbent Effects 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000035943 smell Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000021120 animal protein Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 235000019197 fats Nutrition 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to a low discharging equipment of tail gas for kitchen garbage fermentation, including absorption tower and adsorption tower, the absorption tower with the adsorption tower top has set firmly the install bin, the absorption tower with the adsorption tower bottom has set firmly waste liquid case and liquid reserve tank respectively, the absorption tower top is equipped with the outlet duct, the adsorption tower top is equipped with the intake pipe, be equipped with the dust filtering mechanism in the install bin, just the outlet duct with the intake pipe respectively with the dust filtering mechanism is connected, absorption tower inner wall upper portion level has set firmly the absorbed layer, absorption tower inner wall level has set firmly two-layer shower, just the absorbed layer is located two-layerly between the shower, absorption tower one side lower part has set firmly the waste gas import, the absorption tower bottom set firmly with the fluid-discharge tube of waste liquid case intercommunication. The utility model discloses be convenient for carry out twice processing to hydrogen sulfide, desulfurization effect is good, avoids the polluted environment.
Description
Technical Field
The utility model relates to a kitchen garbage handles technical field, especially relates to a low discharging equipment of tail gas for kitchen garbage fermentation.
Background
The kitchen waste is waste which is generated every day in daily life of human beings, and the main components of the kitchen waste comprise substances such as starch food, animal protein, fat, plant fiber and the like, and the kitchen waste is easy to decay and smells. For the treatment of the kitchen waste, the fermentation treatment is the development direction of the treatment of the kitchen waste, methane, carbon dioxide and hydrogen sulfide are mainly contained in the methane generated by fermentation, the methane can be used for generating electricity, the energy is saved conveniently, and the environment is polluted by the direct discharge of the hydrogen sulfide. Therefore, a tail gas treatment device is urgently needed, the content of hydrogen sulfide in tail gas is reduced, the tail gas emission standard is reached, and the environmental pollution is avoided.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and provides a tail gas low-emission device for kitchen waste fermentation.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a low discharging equipment of tail gas for kitchen garbage fermentation, includes absorption tower and adsorption tower, the absorption tower with the adsorption tower top has set firmly the install bin, absorption tower with the adsorption tower bottom has set firmly waste liquid case and liquid reserve tank respectively, the absorption tower top is equipped with the outlet duct, the adsorption tower top is equipped with the intake pipe, be equipped with the dust filtering mechanism in the install bin, just the outlet duct with the intake pipe respectively with the dust filtering mechanism is connected, absorption tower inner wall upper portion level has set firmly the absorbed layer, absorption tower inner wall level has set firmly two-layer shower, and the absorbed layer is located between two-layer the shower, waste gas inlet has been set firmly to absorption tower one side lower part, absorption tower bottom set firmly with the fluid-discharge tube of waste liquid case intercommunication, absorption tower inner wall upper portion level has set firmly the adsorption bed, absorption tower inner wall lower part level has set firmly a plurality of layers active carbon adsorption layer, the bottom of the adsorption tower is fixedly provided with an exhaust pipe, a hydrogen sulfide detector and a fan are sequentially and fixedly arranged on the exhaust pipe, one end of the top of the exhaust pipe, which is close to an outlet, is fixedly provided with a gas return pipe communicated with the bottom of one side of the adsorption tower, the exhaust pipe is provided with a valve close to one end of the outlet, and an air inlet of the gas return pipe is positioned between the valve and the fan on the exhaust pipe.
Particularly, the dust filtering mechanism comprises a dust filtering box fixedly arranged in the middle of the installation box and a plurality of vertical dust filtering nets fixedly arranged in the dust filtering box, openings are formed in the centers of two sides of the dust filtering box, and the air outlet pipe and the air inlet pipe penetrate into the installation box and are fixedly connected with the openings in the two sides of the dust filtering box respectively.
In particular, the absorption layer is a net cage filled with particles.
Particularly, a plurality of spray heads are fixedly arranged at the bottom of the spray pipe, and one end of the spray pipe penetrates out of the absorption tower and is connected with a liquid conveying pipeline.
Specially, the liquid reserve tank top has set firmly the suction pump, set firmly inlet tube and outlet pipe on the suction pump, the inlet tube stretches into in the liquid reserve tank, the outlet pipe with the infusion pipeline intercommunication.
Particularly, a gas collecting hood communicated with the gas outlet pipe is fixedly arranged at the top in the absorption tower, a gas outlet hood communicated with the gas inlet pipe is fixedly arranged at the top in the absorption tower, and a plurality of gas outlets are fixedly arranged at the bottom of the gas outlet hood.
In particular, the adsorbent used in the adsorbent bed is a regenerable adsorbent.
Particularly, a liquid outlet is formed in the bottom of one side of the waste liquid tank, and a liquid inlet is formed in the top of the liquid storage tank.
The utility model has the advantages that: the utility model discloses a set up absorption tower and adsorption tower, be convenient for carry out twice processing to hydrogen sulfide, desulfurization effect is good, and sets up the absorbed layer in the absorption tower, is convenient for increase hydrogen sulfide and the contact surface of absorbent, and absorption effect is good, and the setting of muffler and hydrogen sulfide detector, the repeated desulfurization of being convenient for, tail gas treatment is effectual, avoids the polluted environment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-waste liquid tank; 2-a liquid delivery pipe; 3-a liquid discharge pipe; 4-a waste gas inlet; 5-an absorption tower; 6-a spray pipe; 7-a spray head; 8-an absorbing layer; 9-a gas-collecting hood; 10-dust filtration net; 11-a dust filtering box; 12-an air outlet pipe; 13-mounting the box; 14-an air inlet pipe; 15-air outlet cover; 16-an air outlet; 17-an adsorption column; 18-an adsorbent bed; 19-an activated carbon adsorption layer; 20-muffler; 21-a water pump; 22-an exhaust pipe; 23-a hydrogen sulfide detector; 24-a fan; 25-a liquid storage tank;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1, a low exhaust emission device of tail gas for kitchen waste fermentation comprises an absorption tower 5 and an absorption tower 17, wherein an installation box 13 is fixedly arranged at the top of the absorption tower 5 and the top of the absorption tower 17, a waste liquid tank 1 and a liquid storage tank 25 are fixedly arranged at the bottom of the absorption tower 5 and the bottom of the absorption tower 17 respectively, an air outlet pipe 12 is arranged at the top of the absorption tower 5, an air inlet pipe 14 is arranged at the top of the absorption tower 17, a dust filtering mechanism is arranged in the installation box 13, the air outlet pipe 12 and the air inlet pipe 14 are respectively connected with the dust filtering mechanism, an absorption layer 8 is horizontally and fixedly arranged at the upper part of the inner wall of the absorption tower 5, two layers of spray pipes 6 are horizontally and fixedly arranged on the inner wall of the absorption tower 5, the absorption layer 8 is positioned between the two layers of spray pipes 6, a waste gas inlet 4 is fixedly arranged at the lower part of one side of the absorption, adsorption tower 17 inner wall upper portion level has set firmly adsorbent bed 18, adsorption tower 17 inner wall lower part level has set firmly a plurality of layers of active carbon adsorption layer 19, adsorption tower 17 bottom has set firmly blast pipe 22, just hydrogen sulfide detector 23 and fan 24 have set firmly on the blast pipe 22 in proper order, just blast pipe 22 top be close to exit one end set firmly with the muffler 20 of 5 one side bottom intercommunications of absorption tower, blast pipe 22 with muffler 20 is close to export one end and all is equipped with the valve, just the air inlet department of muffler 20 is located between valve and the fan 24 on the blast pipe 22.
Particularly, the dust filtering mechanism comprises a dust filtering box 11 fixedly arranged in the middle of the installation box 13 and a plurality of vertical dust filtering nets 10 fixedly arranged in the dust filtering box 11, openings are formed in the centers of two sides of the dust filtering box 11, and the air outlet pipe 12 and the air inlet pipe 14 penetrate into the installation box 13 and are fixedly connected with the openings in two sides of the dust filtering box 11 respectively.
In particular, the absorption layer 8 is a net cage filled with particles, wherein the particles are cobblestones or gravels.
Particularly, a plurality of spray heads 7 are fixedly arranged at the bottom of the spray pipe 6, and one end of the spray pipe 6 penetrates through the absorption tower 5 and then is connected with the infusion pipeline 2.
Specially, the liquid reserve tank 25 top has set firmly suction pump 21, set firmly inlet tube and outlet pipe on the suction pump 21, the inlet tube stretches into in the liquid reserve tank 25, the outlet pipe with infusion pipeline 2 intercommunication.
Particularly, a gas collecting hood 9 communicated with the gas outlet pipe 12 is fixedly arranged at the top in the absorption tower 5, a gas outlet hood 15 communicated with the gas inlet pipe 14 is fixedly arranged at the top in the absorption tower 17, and a plurality of gas outlets 16 are fixedly arranged at the bottom of the gas outlet hood 15.
In particular, the adsorbent used in the adsorbent bed 18 is a regenerable adsorbent.
Particularly, the bottom of one side of the waste liquid tank 1 is provided with a liquid outlet, and the top of the liquid storage tank 25 is provided with a liquid inlet.
The utility model discloses the during operation, waste gas is in 4 entering absorption tower 5 of waste gas import, go into the absorbed layer 8 after 7 spun absorbents of shower nozzle absorb for the first time, the granule surface in the absorbed layer 8 all is with the absorbent this moment, can increase the contact surface of waste gas and absorbent, waste gas is absorbed once more, then get into through outlet duct 12 and strain in the dust box 11 through filter screen 10 behind the filter dust in the outlet duct 14 get into in the venture cover 15, and discharge through gas outlet 16, then get into in the adsorption bed 18, hydrogen sulfide reacts the desulfurization with the absorbent in the adsorption bed 18, then remove the peculiar smell through the adsorption once more of active carbon adsorption layer 19, discharge through blast pipe 22, at this moment, hydrogen sulfide detector 23 detects hydrogen sulfide content in the exhaust gas, if reach emission standard then discharge, if not, then get into absorption tower 5 reprocessing again through muffler 20.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (8)
1. The utility model provides a low discharging equipment of tail gas for kitchen garbage fermentation, a serial communication port, including absorption tower (5) and adsorption tower (17), absorption tower (5) with installation box (13) have set firmly at adsorption tower (17) top, absorption tower (5) with adsorption tower (17) bottom has set firmly waste liquid case (1) and liquid reserve tank (25) respectively, absorption tower (5) top is equipped with outlet duct (12), adsorption tower (17) top is equipped with intake pipe (14), be equipped with the dirt straining mechanism in installation box (13), just outlet duct (12) with intake pipe (14) respectively with the dirt straining mechanism is connected, absorption tower (5) inner wall upper portion level has set firmly absorbed layer (8), absorption tower (5) inner wall level has set firmly two-layer shower (6), just absorbed layer (8) are located two-layerly between shower (6), a waste gas inlet (4) is fixedly arranged at the lower part of one side of the absorption tower (5), a liquid discharge pipe (3) communicated with the waste liquid tank (1) is fixedly arranged at the bottom of the absorption tower (5), an adsorption bed (18) is horizontally and fixedly arranged on the upper part of the inner wall of the adsorption tower (17), a plurality of activated carbon adsorption layers (19) are horizontally and fixedly arranged on the lower part of the inner wall of the adsorption tower (17), an exhaust pipe (22) is fixedly arranged at the bottom of the adsorption tower (17), and a hydrogen sulfide detector (23) and a fan (24) are sequentially and fixedly arranged on the exhaust pipe (22), and one end of the top of the exhaust pipe (22) close to the outlet is fixedly provided with an air return pipe (20) communicated with the bottom of one side of the absorption tower (5), valves are arranged at one ends of the exhaust pipe (22) and the air return pipe (20) close to the outlet, and the air inlet of the air return pipe (20) is positioned between a valve on the exhaust pipe (22) and the fan (24).
2. The low exhaust apparatus of tail gas for kitchen garbage fermentation according to claim 1, characterized in that, strain dirt mechanism including set firmly in install bin (13) middle strain dirt case (11), a plurality of vertical set firmly strain dirt net (10) in straining dirt case (11), just strain dirt case (11) both sides center and be equipped with the opening, outlet duct (12) with intake pipe (14) are worn into in install bin (13) respectively with strain dirt case (11) both sides opening rigid coupling.
3. The low-emission tail gas device for kitchen waste fermentation according to claim 2, characterized in that said absorption layer (8) is a net cage filled with particulate matter.
4. The low-emission tail gas device for fermentation of kitchen waste according to claim 3, characterized in that a plurality of spray heads (7) are fixedly arranged at the bottom of the spray pipe (6), and one end of the spray pipe (6) penetrates out of the absorption tower (5) and then is connected with the liquid conveying pipeline (2).
5. The low exhaust emission device of tail gas for kitchen garbage fermentation according to claim 4, characterized in that, suction pump (21) has set firmly at liquid reserve tank (25) top, inlet tube and outlet pipe have set firmly on suction pump (21), the inlet tube stretches into in the liquid reserve tank (25), the outlet pipe with infusion pipeline (2) intercommunication.
6. The low-emission tail gas device for kitchen waste fermentation according to claim 5, characterized in that a gas collecting hood (9) communicated with the gas outlet pipe (12) is fixedly arranged at the top inside the absorption tower (5), a gas outlet hood (15) communicated with the gas inlet pipe (14) is fixedly arranged at the top inside the absorption tower (17), and a plurality of gas outlets (16) are fixedly arranged at the bottom of the gas outlet hood (15).
7. The low-emission tail gas device for kitchen waste fermentation according to claim 6, characterized in that the adsorbent used in said adsorbent bed (18) is a regenerable adsorbent.
8. The low-exhaust tail gas device for kitchen waste fermentation according to claim 7, characterized in that a liquid outlet is arranged at the bottom of one side of said waste liquid tank (1), and a liquid inlet is arranged at the top of said liquid storage tank (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435729.9U CN212881772U (en) | 2020-07-21 | 2020-07-21 | Tail gas low-emission device for kitchen waste fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435729.9U CN212881772U (en) | 2020-07-21 | 2020-07-21 | Tail gas low-emission device for kitchen waste fermentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212881772U true CN212881772U (en) | 2021-04-06 |
Family
ID=75289324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021435729.9U Expired - Fee Related CN212881772U (en) | 2020-07-21 | 2020-07-21 | Tail gas low-emission device for kitchen waste fermentation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212881772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115282751A (en) * | 2022-06-07 | 2022-11-04 | 安徽紫科环保科技有限公司 | Kitchen waste treatment device with waste gas treatment function |
-
2020
- 2020-07-21 CN CN202021435729.9U patent/CN212881772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115282751A (en) * | 2022-06-07 | 2022-11-04 | 安徽紫科环保科技有限公司 | Kitchen waste treatment device with waste gas treatment function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |