CN216473185U - Biogas fermentation device - Google Patents
Biogas fermentation device Download PDFInfo
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- CN216473185U CN216473185U CN202123149948.8U CN202123149948U CN216473185U CN 216473185 U CN216473185 U CN 216473185U CN 202123149948 U CN202123149948 U CN 202123149948U CN 216473185 U CN216473185 U CN 216473185U
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- filter screen
- fermentation
- fermentation tank
- backflow
- biogas
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- 238000000855 fermentation Methods 0.000 title claims abstract description 105
- 230000004151 fermentation Effects 0.000 title claims abstract description 105
- 238000009833 condensation Methods 0.000 claims abstract description 16
- 230000005494 condensation Effects 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 20
- 239000000126 substance Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of biogas fermentation, in particular to a biogas fermentation device, which comprises a fermentation tank, a lifting rotary filter screen, a lifting filter screen, a winder and a connecting rope, wherein the lifting rotary filter screen is fixedly arranged on the inner wall of the top of the fermentation tank, the winder is fixedly arranged on the top of the fermentation tank, the lifting filter screen is fixedly connected with the winder through the connecting rope, a backflow backflushing mechanism is arranged in the fermentation tank, the backflow backflushing mechanism comprises a condensation backflow cavity positioned on the top of the fermentation tank, a backflow air pump embedded in the fermentation tank, a biogas discharge pipe with an electric control valve arranged inside, a backflow pipe, a pressurization cavity and an injector head, the utility model can effectively stir fermentation raw materials at the bottom of the fermentation tank, simultaneously, the filter holes can be reduced by the close fit between the two filter screens, the raw materials which are completely fermented can be screened out, the top backflushing structure can inject gas from the bottom of the fermentation tank, further improve the fermentation effect, rational in infrastructure, easy operation, the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of biogas fermentation, in particular to a biogas fermentation device.
Background
The marsh gas is a combustible gas produced by the fermentation of various organic substances under the conditions of air isolation and proper temperature and pH value. Belongs to secondary energy, is renewable energy, and has similar characteristics with natural gas. Besides direct combustion for cooking, drying agricultural and sideline products, heating, lighting and gas welding, the marsh gas can also be used as fuel of internal combustion engine and chemical raw material for producing methanol, formalin, carbon tetrachloride and the like. The feed liquid and the sediments discharged after fermentation by the biogas device contain rich nutrient substances, can be used as fertilizer and feed, and in the ecological planting and breeding process, the biogas production occupies a large proportion, so that the waste such as animal wastes can be treated and energy can be obtained.
In order to better generate biogas, a biogas fermentation device is needed, the structure of the current biogas fermentation device is basically fixed, most of the biogas fermentation devices are simple hypoxia reaction tanks, although the basic fermentation requirements can be realized, the structure is relatively simple, certain defects still exist in practical use and need to be improved, and the two aspects are embodied in two aspects, on one hand, fermentation raw materials in the existing fermentation device are usually inconvenient to turn over, although the fermentation raw materials can be turned over through a stirring paddle, the turning effect is general, parts which cannot be turned over still exist on the bottom layer, the fermentation efficiency is affected, on the other hand, substances which cannot be decomposed exist in the current fermentation device after the raw materials are completely fermented need to be cleaned, otherwise, the subsequent fermentation process is affected, but the cleaning of the substances by the current fermentation device is difficult, and centralized cleaning after more substances are accumulated is needed, the method is time-consuming and labor-consuming, and also influences the fermentation effect, so that an optimized and improved biogas fermentation device is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a biogas fermentation device can carry out effectual stirring to fermentation cylinder bottom fermentation raw materials, increases fermentation efficiency, can hug closely the cooperation between two filter screens simultaneously, reduces the filtration pore, sieves out the complete raw materials of fermentation, carries out the clearance of discarded object, and the top still has backflow structure, sprays gas from the bottom, further improves the fermentation effect.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a biogas fermentation device comprises a fermentation tank, a lifting rotary filter screen, a lifting filter screen, a winder and a connecting rope;
the lifting rotary filter screen is fixedly arranged on the inner wall of the top of the fermentation tank;
the winder is fixedly arranged at the top of the fermentation tank, and the lifting filter screen is fixedly connected with the winder through the connecting rope;
and a backflow backflushing mechanism is arranged in the fermentation tank.
Preferably, backward flow recoil mechanism is including being located the condensation backward flow chamber at fermentation cylinder top, embedded installation are in backward flow air pump in the fermentation cylinder, built-in automatically controlled valve's marsh gas discharge pipe, back flow, pressure boost chamber and injector head, the pressure boost chamber sets up the bottom of fermentation cylinder, injector head fixed mounting in fermentation cylinder bottom inner wall and with pressure boost chamber intercommunication, the pressure boost chamber passes through the back flow with the end intercommunication of giving vent to anger of backward flow air pump, the end of breathing in of backward flow air pump with condensation backward flow chamber intercommunication.
Through adopting above-mentioned scheme, utilize the condensation backward flow chamber to carry out the condensation to the hydrone of top, reduce the loss of moisture, through the backward flow air pump with the marsh gas suction, then send to the back flow, get into the pressure boost intracavity through the back flow, spout from the injector head again, turn from the fermentation raw materials and the fermentation mud of bottom to the fermentation cylinder, turn the effect better, effectively improve the fermentation efficiency of fermentation raw materials.
Preferably, the biogas discharge pipe is arranged at the top of the return pipe and communicated with the return pipe, and a condensation pipe is arranged in the condensation return cavity.
By adopting the scheme, the electric control valve in the methane discharge pipe is opened to control methane discharge, the condensation effect is ensured by the arrangement of the condensation pipe, and the methane purity is improved.
Preferably, over-and-under type rotary filter screen includes filter screen, driving motor, regulation telescopic link and stirring vane leaf, it is in to adjust the fixed setting of telescopic link the inner wall top of fermentation cylinder, adjust the flexible of telescopic link and serve through the motor cabinet installation driving motor, the central point of filter screen put through the bearing with driving motor's output shaft fixed connection, stirring vane leaf is fixed to be set up the top of filter screen, the filter screen with the filtration pore diameter of lift filter screen is the same.
Through adopting above-mentioned scheme, utilize to adjust the filter screen that telescopic link control driving motor and driving motor connected and go up and down for the filter screen can go up and down automatically, thereby mixes the fermentation raw materials between filter screen and the lift filter screen, improves the fermentation effect, and driving motor then can control the rotation of filter screen.
Preferably, the winder comprises a reinforcing shaft, a winding rod and a winding motor, the winding motor and the reinforcing shaft rod are respectively provided with two ends, the winding rod is fixedly arranged between the output shaft of the winding motor and the reinforcing shaft, and the connecting rope is wound on the winding rod.
Through adopting above-mentioned scheme, drive the coiling pole through the spiral motor and rotate, carry out the rolling to connecting the rope to carry out height control to the lift filter screen of connecting the rope connection.
(III) advantageous effects
Compared with the prior art, the utility model provides a biogas fermentation device possesses following beneficial effect:
the utility model discloses a cooperation of over-and-under type rotary filter screen and lift filter screen can carry out effectual stirring to fermentation cylinder bottom fermentation raw materials, increases fermentation efficiency, can hug closely the cooperation between two filter screens simultaneously, reduces the filtration pore, sieves out the complete raw materials of fermentation, carries out the clearance of discarded object, and the top still has the backflow structure, sprays gas from the bottom, further improves the fermentation effect.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of a middle lifting rotary strainer of the present invention;
fig. 3 is a partial enlarged view of the position of the wire winder in the present invention;
fig. 4 is a schematic structural view of the wire winder of the present invention;
in the figure:
1. a fermentation tank; 1-1, condensing reflux cavity; 1-2, a reflux air pump; 1-3, a methane discharge pipe; 1-4, a return pipe; 1-5, pressurizing cavity; 1-6, a spray head;
2. lifting type rotary filter screens; 2-1, a filter screen; 2-2, driving a motor; 2-3, adjusting the telescopic rod; 2-4, stirring blades;
3. lifting the filter screen;
4. a reel; 4-1, reinforcing the shaft; 4-2, a winding rod; 4-3, a winding motor;
5. and connecting ropes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
A biogas fermentation device comprises a fermentation tank 1, a lifting rotary filter screen 2, a lifting filter screen 3, a winder 4 and a connecting rope 5;
the lifting rotary filter screen 2 is fixedly arranged on the inner wall of the top of the fermentation tank 1 and is used for screening and stirring raw materials;
the winder 4 is fixedly arranged at the top of the fermentation tank 1, the lifting filter screen 3 is fixedly connected with the winder 4 through a connecting rope 5, the winder 4 consists of a reinforcing shaft 4-1, a winding rod 4-2 and a winding motor 4-3, the winding motor 4-3 and the reinforcing shaft 4-1 are respectively provided with two ends, the winding rod 4-2 is fixedly arranged between an output shaft of the winding motor 4-3 and the reinforcing shaft 4-1, the connecting rope 5 is wound on the winding rod 4-2, the winding rod 4-2 is driven to rotate through the winding motor 4-3, the connecting rope 5 is wound, and therefore the lifting filter screen 3 connected with the connecting rope 5 is controlled in height;
a backflow backflushing mechanism is arranged in the fermentation tank 1, the backflow backflushing mechanism comprises a condensation backflow cavity 1-1 positioned at the top of the fermentation tank 1, a backflow air pump 1-2 embedded in the fermentation tank 1 and a biogas discharge pipe 1-3 internally provided with an electric control valve, the device comprises a backflow pipe 1-4, a pressurization cavity 1-5 and an injection head 1-6, wherein the pressurization cavity 1-5 is arranged at the bottom of the fermentation tank 1, the injection head 1-6 is fixedly arranged on the inner wall of the bottom of the fermentation tank 1 and is communicated with the pressurization cavity 1-5, the pressurization cavity 1-5 is communicated with an air outlet end of a backflow air pump 1-2 through the backflow pipe 1-4, an air suction end of the backflow air pump 1-2 is communicated with a condensation backflow cavity 1-1, a biogas discharge pipe 1-3 is arranged at the top of the backflow pipe 1-4 and is communicated with the backflow pipe, and a condensation pipe is arranged in the condensation backflow cavity 1-1.
The utility model discloses during the in-service use, through condensation backward flow chamber 1-1 to the hydrone of fermentation cylinder 1 top condense, reduce the loss of moisture, through backflow air pump 1-2 with the marsh gas suction, then send to back flow 1-4, in back flow 1-4 gets into pressure boost chamber 1-5, spout from injector head 1-6 again, turn fermentation raw materials and the fermentation mud of fermentation cylinder 1 bottom from the bottom, turn the effect better, effectively improve fermentation raw materials's fermentation efficiency.
Example two
The embodiment has the advantages that the lifting type rotary filter screen 2 is characterized on the basis of the first embodiment, the lifting type rotary filter screen 2 comprises a filter screen 2-1, a driving motor 2-2, an adjusting telescopic rod 2-3 and a stirring paddle 2-4, the adjusting telescopic rod 2-3 is fixedly arranged at the top of the inner wall of the fermentation tank 1, the driving motor 2-2 is arranged on the telescopic end of the adjusting telescopic rod 2-3 through a motor base, the central position of the filter screen 2-1 is fixedly connected with an output shaft of the driving motor 2-2 through a bearing, the stirring paddle 2-4 is fixedly arranged at the top of the filter screen 2-1, and the filter holes of the filter screen 2-1 and the lifting filter screen 3 are the same in diameter.
In the using process of the lifting type rotary filter screen 2, the telescopic rod 2-3 is adjusted to control the driving motor 2-2 and the filter screen 2-1 connected with the driving motor 2-2 to lift, so that the filter screen 2-1 can automatically lift, fermentation raw materials between the filter screen 2-1 and the lifting filter screen 3 are mixed, the fermentation effect is improved, the driving motor 2-2 can control the rotation of the filter screen 2-1, in the actual using process, the driving motor 2-2 selects a waterproof motor and can be soaked into the raw materials, the filter screen 2-1 is of a rotating structure, the lifting filter screen 3 cannot rotate, the two are matched for screening out the fermentation raw materials with complete reaction, as the filter screen 2-1 and the lifting filter screen 3 have the same filter hole diameter, when the fermentation raw materials are turned, the fermentation raw materials are controlled to continuously go up and down, after the fermentation raw materials are fully reacted, when the fermentation raw materials need to be cleaned, the lifting filter screen 3 is controlled to go down to the bottommost part, then the filter screen 2-1 is controlled to go up and down rapidly, so that the fermentation raw materials are filled in fermentation liquid, then the filter screen 2-1 is lowered to the bottom to be attached to the lifting filter screen 3, meanwhile, the driving motor 2-2 is controlled to rotate, so that filter holes between the filter screen 2-1 and the lifting filter screen 3 are staggered, so that the two filter holes are matched to form smaller filter holes, then the filter screen 2-1 and the lifting filter screen 3 are controlled to go up simultaneously, the fermentation raw materials can be screened out, and the cleaning is more convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A biogas fermentation device is characterized in that: comprises a fermentation tank (1), a lifting rotary filter screen (2), a lifting filter screen (3), a winder (4) and a connecting rope (5);
the lifting rotary filter screen (2) is fixedly arranged on the inner wall of the top of the fermentation tank (1);
the winder (4) is fixedly arranged at the top of the fermentation tank (1), and the lifting filter screen (3) is fixedly connected with the winder (4) through the connecting rope (5);
a backflow backflushing mechanism is arranged in the fermentation tank (1).
2. The biogas fermentation device according to claim 1, wherein: the backflow backflushing mechanism comprises a condensation backflow cavity (1-1) positioned at the top of the fermentation tank (1), a backflow air pump (1-2) embedded in the fermentation tank (1), a biogas discharge pipe (1-3) with a built-in electric control valve, a backflow pipe (1-4), a pressurization cavity (1-5) and an injection head (1-6).
3. The biogas fermentation device according to claim 2, wherein: the pressurizing cavity (1-5) is arranged at the bottom of the fermentation tank (1), and the injection head (1-6) is fixedly arranged on the inner wall of the bottom of the fermentation tank (1) and communicated with the pressurizing cavity (1-5).
4. A biogas fermentation device according to claim 3, characterized in that: the pressurization cavity (1-5) is communicated with the air outlet end of the backflow air pump (1-2) through the backflow pipe (1-4), and the air suction end of the backflow air pump (1-2) is communicated with the condensation backflow cavity (1-1).
5. The biogas fermentation device according to claim 4, wherein: the biogas discharge pipe (1-3) is arranged at the top of the return pipe (1-4) and communicated with the return pipe, and a condensing pipe is arranged in the condensing return cavity (1-1).
6. The biogas fermentation device according to claim 1, wherein: the lifting type rotary filter screen (2) comprises a filter screen (2-1), a driving motor (2-2), an adjusting telescopic rod (2-3) and stirring blades (2-4), wherein the adjusting telescopic rod (2-3) is fixedly arranged at the top of the inner wall of the fermentation tank (1).
7. The biogas fermentation device according to claim 6, wherein: the driving motor (2-2) is installed at the telescopic end of the adjusting telescopic rod (2-3) through a motor base, and the central position of the filter screen (2-1) is fixedly connected with the output shaft of the driving motor (2-2) through a bearing.
8. The biogas fermentation device according to claim 7, wherein: the stirring paddle (2-4) is fixedly arranged at the top of the filter screen (2-1), and the filter holes of the filter screen (2-1) and the lifting filter screen (3) are the same in diameter.
9. The biogas fermentation device according to claim 1, wherein: the winder (4) consists of a reinforcing shaft (4-1), a winding rod (4-2) and a winding motor (4-3), wherein the winding motor (4-3) and the reinforcing shaft (4-1) are respectively provided with two ends, the winding rod (4-2) is fixedly arranged between an output shaft of the winding motor (4-3) and the reinforcing shaft (4-1), and the connecting rope (5) is wound on the winding rod (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123149948.8U CN216473185U (en) | 2021-12-15 | 2021-12-15 | Biogas fermentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123149948.8U CN216473185U (en) | 2021-12-15 | 2021-12-15 | Biogas fermentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216473185U true CN216473185U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123149948.8U Expired - Fee Related CN216473185U (en) | 2021-12-15 | 2021-12-15 | Biogas fermentation device |
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| Country | Link |
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| CN (1) | CN216473185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116875435A (en) * | 2023-09-06 | 2023-10-13 | 碧奥能源(上海)有限公司 | Biogas fermentation treatment device |
-
2021
- 2021-12-15 CN CN202123149948.8U patent/CN216473185U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116875435A (en) * | 2023-09-06 | 2023-10-13 | 碧奥能源(上海)有限公司 | Biogas fermentation treatment device |
| CN116875435B (en) * | 2023-09-06 | 2023-12-08 | 碧奥能源(上海)有限公司 | Biogas fermentation treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wan Kemin Inventor before: Wan Kemin |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220510 |