CN205382156U - Handle rural organic marsh gas of rubbish pond - Google Patents

Handle rural organic marsh gas of rubbish pond Download PDF

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Publication number
CN205382156U
CN205382156U CN201520983947.9U CN201520983947U CN205382156U CN 205382156 U CN205382156 U CN 205382156U CN 201520983947 U CN201520983947 U CN 201520983947U CN 205382156 U CN205382156 U CN 205382156U
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China
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cell body
fermentation
water pressure
fermentation cell
centimetres
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CN201520983947.9U
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Chinese (zh)
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李金怀
徐铁纯
黄凌志
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Guangxi Zhuang Autonomous Region Forestry Research Institute
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Guangxi Zhuang Autonomous Region Forestry Research Institute
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The utility model discloses a handle rural organic marsh gas of rubbish pond, it includes preliminary treatment pond (1) and fermentation cell body, the fermentation cell body is connected through the export of stretching out the outer inlet pipe of cell body and preliminary treatment pond (1), the top of fermentation cell body is equipped with between water pressure (8), (8) are equipped with overflow pipe (9) between water pressure, be equipped with one -way back flow (3) and one -way current drainage pipe (7) between water pressure between (8) and the fermentation cell body, the liquid row of cell body will be fermented to between water pressure (8) in one -way current drainage pipe (7), one -way back flow (3) are with liquid reflux to the fermentation cell body of between water pressure (8), the top of fermentation cell body is equipped with air duct (5). The utility model discloses can effectively collect the produced marsh gas of methane -generating pit, collection rate compares with methane -generating pit commonly used, improves marsh gas and produces rate and collection rate 5 -10%, and whole the collection reaches 92% -98%, adapts to the fermentation of multiple raw materials, and the difficult problem of production and use of marsh gas cell -out material has been solved to the convenience of slagging tap, effectively avoids appearing dross, crust phenomenon.

Description

A kind of process organic garbage methane pond, rural area
Technical field
This utility model relates to biogas engineering construction technique field, especially relates to a kind of process organic garbage methane pond, rural area.
Background technology
Methane tank type technology is the important guarantee that biogas develops in a healthy way, in China, with crop material, the production and use of marsh gas pool technology comparative maturity that feces of livestock and poultry is raw material is sent out, but, with abandoned vegetable melon and fruit, the life in the countryside garbage that kitchen excess is main is a kind of Organic Ingredients very easily degraded, it is can the raw material of biogas fermentation, biogas processes can effectively imitate process life in the countryside garbage, efficiently solve rural garbage ecology and process problem, but residents in rural community is different from various solid waste, particularly present stage rubbish adopts mixed collection, composition and character are complicated, the fermentation condition of its substrate, growth of microorganism condition and catabolism etc. need different fermentations technique and pond type, and still find no the correlation technique being specially adapted for processing the methane-generating pit of rural area organic waste at present.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of methane-generating pit being specifically applied to and processing rural area organic waste, and this pond type can effectively process organic waste, and has significantly high factor of created gase.
This utility model solves above-mentioned technical problem with following technical scheme:
This utility model processes organic garbage methane pond, rural area, including pretreatment pool 1 and fermentation cell body, fermentation cell body is connected with the outlet of pretreatment pool 1 by the feed pipe stretched out outside cell body, fermentation cell body be arranged over water pressure chamber 8, water pressure chamber 8 is provided with overflow pipe 9, it is provided with unidirectional return duct 3 and unidirectional drain tube 7 between water pressure chamber 8 and fermentation cell body, unidirectional drain tube 7 by fermentation cell body liquid discharged to water pressure chamber 8, the liquid of water pressure chamber 8 is back to fermentation cell body by unidirectional return duct 3, and the top of fermentation cell body is provided with airway 5.
Described fermentation cell body is closed fermenting tank body, and it is divided into upper and lower two parts, and top is divided into hemisphere shape, and bottom is divided into cylinder shape, is provided with residual cake valve 10 bottom it, and residual cake valve 10 is arranged on blind flange 11.
Described unidirectional return duct 3 and unidirectional drain tube 7 lay respectively at the both sides of fermentation cell body, make formation liquid circulation campaign between water pressure chamber 8 and sealed fermenting cell body.
The bottom of described feed pipe 4 and unidirectional drain tube 7 is equipped with elbow, and the pelvic outlet plane of elbow is perpendicular to the bottom surface of fermentation cell body, and feed pipe 4 and the outlet of unidirectional drain tube 7 elbow are in being oppositely arranged.
The high difference of the most high liquid level (HLL) of the lowest part of described feed pipe 4 and water pressure chamber 8 is 90 centimetres-110 centimetres.
The entrance point of described feed pipe 4 is higher than overflow pipe, and both height value are 15 centimetres-30 centimetres.
Described overflow pipe 9 is higher than fermentation cell body peak, and both height value are 20 centimetres-30 centimetres.
The described scum pipe 10 bottom surface distance from fermentation cell body is 15 centimetres-20 centimetres.
This utility model processes organic garbage methane pond, rural area and has input and output material convenience, biogas slurry automatic return stirring, the fermentation of full pond, collecting methane is effective, improve fermentation process efficiency, obtain higher unit raw material factor of created gase, solve rural garbage methane-generating pit discharging difficulty problem, it is prevented effectively from and scum silica frost, encrustation phenomena occur, simplify and install and final-period management maintenance levels, improve the convenience that methane-generating pit uses, and there is mobile installation function again, the abnormal scrap that methane-generating pit causes can be reduced or remitted because place is inapplicable;Compared with conventional methane-generating pit, improve methane tank gas production rate and collection rate 5-10%.
Accompanying drawing explanation
Fig. 1 is the structural representation that this utility model processes organic garbage methane pond, rural area.
Fig. 2 is the schematic top plan view of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is processed organic garbage methane pond, rural area to be further described:
As depicted in figs. 1 and 2, this utility model processes organic garbage methane pond, rural area and includes pretreatment pool 1 and fermentation cell body, fermentation cell body is made up of hemisphere shape cell body 6 and 2 liang of positions of cylinder shape cell body, hemisphere shape cell body 6 is arranged on top, cylinder shape cell body 2 is arranged on bottom, the bottom of cylinder shape cell body 2 is provided with residual cake valve 10, residual cake valve 10 is arranged on the blind flange 11 of cylinder shape cell body 2 side, residual cake valve 10 is from 20 centimetres, the bottom of cylinder shape cell body 2, when the cell body that ferments is underground or semi-underground installation, a upwards bend pipe can be connect.
Fermentation cell body is connected with the outlet of pretreatment pool 1 by the feed pipe 4 stretched out outside cell body, and feed pipe 4 is arranged on hemisphere shape cell body 6, and the top of feed pipe 4 sets horn mouth;Fermentation cell body be arranged over water pressure chamber 8, the top of water pressure chamber 8 is provided with overflow pipe 9, it is provided with unidirectional return duct 3 and unidirectional drain tube 7 between water pressure chamber 8 and fermentation cell body, unidirectional return duct 3 and unidirectional drain tube 7 lay respectively at the both sides of fermentation cell body, unidirectional drain tube 7 by fermentation cell body liquid discharged to water pressure chamber 8, the liquid of water pressure chamber 8 is back to fermentation cell body by unidirectional return duct 3, and the top of fermentation cell body is provided with airway 5, makes to form liquid circulation campaign between water pressure chamber 8 and fermentation cell body.
The bottom of described feed pipe 4 and unidirectional drain tube 7 is equipped with elbow, and the pelvic outlet plane of elbow is perpendicular to the bottom surface of fermentation cell body, and feed pipe 4 and the outlet of unidirectional drain tube 7 elbow are in being oppositely arranged.
This utility model processes organic garbage methane pond, rural area, when material therefor is fiberglass, PVC, steel, cylinder shape cell body 2, hemisphere shape cell body 6, feed pipe 4, water pressure chamber 8 can distinguish once-forming manufacture, each parts are connected by special seal gum, cylinder shape cell body 2 and hemisphere shape cell body 6 and connect increase screw connection.When material therefor is concrete material, build pond way identical with conventional concrete methane-generating pit.
The height value of the most high liquid level (HLL) (i.e. overflow place) that this utility model processes feed pipe 4 lowest part and the water pressure chamber 8 in organic garbage methane pond, rural area generally takes 90 centimetres-110 centimetres;The entrance point of feed pipe 4 is higher than overflow pipe, and both height value are 15 centimetres-30 centimetres;Overflow pipe 9 is higher than hemisphere shape cell body 6, and the height value of overflow pipe 9 and hemisphere shape cell body 6 peak is 20 centimetres-30 centimetres;Scum pipe 10 generally takes 15 centimetres-20 centimetres from cell body bottom surface distance.
The work process that this utility model processes organic garbage methane pond, rural area is as follows:
After pretreatment is precipitated in the preprocessed pond 1 of rubbish, methane-generating pit is entered through feed pipe 4, rubbish ferments in airtight fermentation vat body and produces biogas, owing to the bottom end outlet plane of feed pipe 4 elbow and unidirectional drain tube 7 elbow is perpendicular to bottom surface, due to the biogas upward vertical movement produced, so the biogas produced all is collected and discharged from airway 5, when the biogas slurry liquid level of water pressure chamber 8 exceedes the overflow pipe mouth of pipe, biogas slurry is just overflowed from the overflow pipe mouth of pipe.
Full pond sweat: after pretreatment is precipitated in the preprocessed pond 1 of rubbish, open pretreatment pool 1 and fill in mouth, enter in airtight fermentation vat body through feed pipe 4, now it is full of fermentation raw material yeastiness in fermentation vat body, fermentation raw material is fully digested by microorganism, work as methane tank gas production, the unidirectional drain tube 7 of fermentation liquor drains into water pressure chamber 8, after biogas is finished, the unidirectional return duct 3 of fermentation liquor is back in fermentation vat body, now it is full of again fermentation raw material state in fermentation vat body, so repeatedly, is prevented effectively from and scum silica frost, encrustation phenomena occur.
Return stirring: when biogas increases in methane-generating pit, fermentation liquid upwards drains into water pressure chamber 8 from unidirectional drain tube 7, and when in methane-generating pit, biogas reduces, the unidirectional return duct 3 of fermentation liquor is back in methane-generating pit, and so, in pond, fermentation liquid circulation motion, reaches stirring action.
Fresh feed dissolves sedimentation after rotting by fermentation, is finally piled up in the minimum position of fermentation vat, when after running after a while, in fermentation vat, precipitate increases, it is necessary to when carrying out deslagging, open residual cake valve, under the intrinsic pressure power effect in pond, precipitate in fermentation vat body through scum pipe 10 automatic discharge.
When methane-generating pit needs to safeguard in pond, can beating blind flange 11, maintainer just can enter in pond and safeguard.
When building pond material and adopting concrete, sphere structure bottom cell body, can be adopted.

Claims (8)

1. one kind processes organic garbage methane pond, rural area, including pretreatment pool (1) and fermentation cell body, fermentation cell body is connected with the outlet of pretreatment pool (1) by the feed pipe stretched out outside cell body, fermentation cell body be arranged over water pressure chamber (8), it is characterized in that, water pressure chamber (8) is provided with overflow pipe (9), it is provided with unidirectional return duct (3) and unidirectional drain tube (7) between water pressure chamber (8) and fermentation cell body, unidirectional drain tube (7) by fermentation cell body liquid discharged to water pressure chamber (8), the liquid of water pressure chamber (8) is back to fermentation cell body by unidirectional return duct (3), the top of fermentation cell body is provided with airway (5).
2. process organic garbage methane pond, rural area according to claim 1, it is characterized in that, described fermentation cell body is closed fermenting tank body, it is divided into upper and lower two parts, top is divided into hemisphere shape, bottom is divided into cylinder shape, is provided with residual cake valve (10) bottom it, and residual cake valve (10) is arranged on the blind flange (11) of fermentation cell body bottom.
3. organic garbage methane pond, process rural area according to claim 1 or claim 2, it is characterized in that, described unidirectional return duct (3) and unidirectional drain tube (7) lay respectively at the both sides of fermentation cell body, make to form liquid circulation campaign between water pressure chamber (8) and fermentation cell body.
4. organic garbage methane pond, process rural area according to claim 1 or claim 2, it is characterized in that, the bottom of described feed pipe (4) and unidirectional drain tube (7) is equipped with elbow, and the pelvic outlet plane of elbow is perpendicular to the bottom surface of fermentation cell body, and feed pipe (4) and the outlet of unidirectional drain tube (7) elbow are in being oppositely arranged.
5. organic garbage methane pond, process rural area according to claim 1 or claim 2, it is characterised in that the high difference of the most high liquid level (HLL) of the lowest part of described feed pipe (4) and water pressure chamber (8) is 90 centimetres-110 centimetres.
6. organic garbage methane pond, process rural area according to claim 1 or claim 2, it is characterised in that the entrance point of described feed pipe (4) is higher than and overflow pipe (9), and both height value are 15 centimetres-30 centimetres.
7. organic garbage methane pond, process rural area according to claim 1 or claim 2, it is characterised in that described overflow pipe (9) is higher than fermentation cell body peak, and both height value are 20 centimetres-30 centimetres.
8. process organic garbage methane pond, rural area according to claim 2, it is characterised in that the described residual cake valve (10) the bottom surface distance from fermentation cell body is 15 centimetres-20 centimetres.
CN201520983947.9U 2015-12-01 2015-12-01 Handle rural organic marsh gas of rubbish pond Active CN205382156U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105273990A (en) * 2015-12-01 2016-01-27 广西壮族自治区林业科学研究院 Biogas tank for treating rural organic refuses
CN107267371A (en) * 2017-04-28 2017-10-20 广西北海跃达玻璃钢制品有限公司 A kind of biomass pool built from glass fiber reinforced plastic of processing rural area organic waste
CN109749920A (en) * 2017-11-02 2019-05-14 湖南清溪环保科技有限公司 High-efficiency methane generator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105273990A (en) * 2015-12-01 2016-01-27 广西壮族自治区林业科学研究院 Biogas tank for treating rural organic refuses
CN107267371A (en) * 2017-04-28 2017-10-20 广西北海跃达玻璃钢制品有限公司 A kind of biomass pool built from glass fiber reinforced plastic of processing rural area organic waste
CN109749920A (en) * 2017-11-02 2019-05-14 湖南清溪环保科技有限公司 High-efficiency methane generator

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