CN211665050U - Two-phase anaerobic fermentation reaction device - Google Patents
Two-phase anaerobic fermentation reaction device Download PDFInfo
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- CN211665050U CN211665050U CN201921883009.6U CN201921883009U CN211665050U CN 211665050 U CN211665050 U CN 211665050U CN 201921883009 U CN201921883009 U CN 201921883009U CN 211665050 U CN211665050 U CN 211665050U
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Abstract
The utility model relates to the technical field of biomass, and discloses a two-phase anaerobic fermentation reaction device, solves the problems that the current reaction device produces the acid phase material and directly leads into and contacts with the reaction bed, the contact is incomplete, the reaction time consumption is long, and the single-layer reaction bed further prolongs the reaction time, and comprises an acidification tower and a methane production tank, wherein a feed inlet is arranged at the middle part of the upper end of the acidification tower; through the setting of multistage reaction bed and dog, the material can be spread the reaction bed step by step, has increased the contact time of acid production looks microorganism bacterial with the material, improves acid production performance, increases material degradation efficiency, further accelerates reaction rate.
Description
Technical Field
The utility model belongs to the technical field of living beings, specifically be a double-phase anaerobic fermentation reaction unit.
Background
The two-phase anaerobic fermentation is the separation of an acid-producing phase and a methane-producing phase, and respectively forms the optimal ecological conditions of acid-producing fermentation microorganisms and methane-producing fermentation microorganisms, thereby realizing the complete anaerobic fermentation process.
In the prior art, the acid phase is generated in the acidification tower, the material is usually directly introduced into the acidification tower, the material volume is large, the bottom of the material is in contact with the reaction bed, and the upper part of the material is not in contact, so that the contact between the microorganism and the material is not comprehensive, the time consumption of the acidification reaction is long, in addition, the microorganism reaction bed is generally one layer, the reaction time is further prolonged, and the reaction rate is reduced.
Disclosure of Invention
To the above situation, for overcoming prior art's defect, the utility model provides a double-phase anaerobic fermentation reaction unit, effectual solved present reaction unit produce the direct leading-in and reaction bed contact of acid looks material, the contact does not lead to the fact the reaction to consume long comprehensively to and the problem when the further extension reaction of individual layer reaction bed is long.
In order to achieve the above object, the utility model provides a following technical scheme: a two-phase anaerobic fermentation reaction device comprises an acidification tower and a methane production tank, wherein a feed inlet is formed in the middle of the upper end of the acidification tower, a feed inlet shredding mechanism is connected to the upper end of the feed inlet and comprises a feed hopper, a feed pipeline, a fixed block, a guide chute, a top plate, a feed motor, a rotating shaft, a spiral blade, a connecting shaft and a cutter, the feed pipeline is welded to the lower end of the feed hopper, the fixed block is welded to the lower end of the feed pipeline, the guide chute is connected to one side of the upper portion of the feed hopper, the top plate is connected to one side of the upper end of the feed hopper, the feed motor is installed in the middle of the upper end of the top plate, the output end of the feed motor is connected with the rotating shaft, the spiral blade is connected to the upper portion of the, reaction bed downside is connected with the sieve, the sieve downside is connected with the swash plate, swash plate one side is connected with the filtration liquid export, the filtration liquid export is connected with the methane tank through the connecting pipe, methane tank one side is connected with the backward flow mouth, the backward flow mouth is connected with the shower nozzle through the back flow, the shower nozzle is installed in acidizing tower inner wall for the reaction bed upside, methane tank upper end middle part is connected with rabbling mechanism, methane tank upper end one side is connected with the gas outlet, gas outlet one end is connected with gas flowmeter, methane tank lower extreme middle part is connected with.
Preferably, the four corners of the upper end of the fixing block are provided with fixing holes, and the feeding and chopping mechanism penetrates through the fixing holes through screws to be connected with the acidification tower.
Preferably, the stirring mechanism comprises a stirring motor, the lower end of the stirring motor is connected with a stirring shaft, and the lower end of the stirring shaft is connected with stirring blades.
Preferably, the upper wall in the acidification tower is connected with a material blocking cylinder relative to the outside of the cutter, and the inner wall of the material blocking cylinder is arc-shaped.
Preferably, a plurality of the reaction beds are arranged in an inclined manner.
Preferably, one side of the upper end of the methane generating tank is connected with an air inlet.
Preferably, the upper ends of the connecting pipe and the return pipe are both connected with valves.
Preferably, the connecting end of the rotating shaft and the top plate and the connecting end of the stirring shaft and the methane generating tank are both connected with bearings.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses, through the setting of feeding comminution mechanism, feeding motor drive pivot is rotated for the spiral leaf carries the material downwards, can avoid the material transportation process unsmooth, improves unloading smoothness degree, and the cutter cuts the material simultaneously, can reduce the material volume, increases and reacts the bed on microorganism area of contact, accelerates reaction rate;
(2) through the arrangement of the multistage reaction bed and the stop blocks, materials can be paved in the reaction bed step by step, so that the contact time of acid-producing phase microbial strains and the materials is prolonged, the acid-producing performance is improved, the material degradation efficiency is increased, and the reaction rate is further accelerated;
(3) the novel method has the advantages of low overall cost, high reaction rate and clean environment.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the feed shredder mechanism of the present invention;
fig. 3 is an enlarged schematic view of a in fig. 1 according to the present invention;
in the figure: 1. an acidification tower; 2. a feed inlet; 3. a feed shredder mechanism; 4. a feed hopper; 5. a feed conduit; 6. a fixed block; 7. a material guide chute; 8. a top plate; 9. a feeding motor; 10. a rotating shaft; 11. helical leaves; 12. a connecting shaft; 13. a cutter; 14. a reaction bed; 15. a stopper; 16. a sieve plate; 17. a sloping plate; 18. a leachate outlet; 19. a connecting pipe; 20. a methane generating tank; 21. a return port; 22. a return pipe; 23. a spray head; 24. a stirring mechanism; 25. an air outlet; 26. a gas flow meter; 27. a discharging port; 28. a fixing hole; 29. a material blocking barrel; 30. an air inlet; 31. a valve; 32. and a bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.
In the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model comprises an acidification tower 1 and a methane production tank 20, a feed inlet 2 is arranged at the middle part of the upper end of the acidification tower 1 for guiding materials into the acidification tower 1, the upper end of the feed inlet 2 is connected with a feed chopping mechanism 3, the feed chopping mechanism 3 comprises a feed hopper 4, a feed pipeline 5, a fixed block 6, a guide chute 7, a top plate 8, a feed motor 9, a rotating shaft 10, a spiral blade 11, a connecting shaft 12 and a cutter 13, the lower end of the feed hopper 4 is welded with the feed pipeline 5, the lower end of the feed pipeline 5 is welded with the fixed block 6 for installing the feed chopping mechanism 3, one side of the upper part of the feed hopper 4 is connected with the guide chute 7 for guiding materials into the feed hopper 4, one side of the upper end of the feed hopper 4 is connected with the top plate 8, the lower end of a rotating shaft 10 is connected with a connecting shaft 12, the lower end of the connecting shaft 12 extends to the lower part of a feeding pipeline 5 and is connected with a cutter 13, the rotating shaft 10 is driven to rotate by a feeding motor 9, materials are conveyed downwards by a spiral blade 11, the materials are cut by the cutter 13, the cutter 13 is positioned inside an acidification tower 1, the upper side inside the acidification tower 1 is connected with a reaction bed 14 in a staggered manner, one end of the reaction bed 14 is connected with a stop block 15 to prevent the materials from completely sliding down, so that the materials are retained on the reaction bed 14, the lower side of the reaction bed 14 is connected with a sieve plate 16 for filtering larger-volume materials, the lower side of the sieve plate 16 is connected with an inclined plate 17 for gathering percolate, one side of the inclined plate 17 is connected with a percolate outlet 18, the percolate outlet 18 is connected with a methane production tank 20, so that the material on the reaction bed 14 is wet, the spray head 23 is installed on the inner wall of the acidification tower 1 and is opposite to the upper side of the reaction bed 14, the middle part of the upper end of the methane production tank 20 is connected with a stirring mechanism 24 for mixing liquid, one side of the upper end of the methane production tank 20 is connected with a gas outlet 25 for discharging methane gas, one end of the gas outlet 25 is connected with a gas flowmeter 26, and the middle part of the lower end of the methane production tank 20 is connected with a discharge port 27 for discharging material slag.
In the second embodiment, on the basis of the first embodiment, the four corners of the upper end of the fixing block 6 are provided with the fixing holes 28, and the feeding chopping mechanism 3 penetrates through the fixing holes 28 through screws to be connected with the acidification tower 1, so that the feeding chopping mechanism 3 is convenient to mount and fix.
In the third embodiment, on the basis of the first embodiment, the stirring mechanism 24 includes a stirring motor, the lower end of the stirring motor is connected with a stirring shaft, the lower end of the stirring shaft is connected with a stirring blade, and the stirring shaft is driven by the stirring motor to drive the stirring blade to mix the liquid.
In the fourth embodiment, on the basis of the first embodiment, the material blocking barrel 29 is connected to the outer part of the upper wall of the acidification tower 1 relative to the cutting knife 13, the inner wall of the material blocking barrel 29 is arc-shaped, and splashing can be avoided when the material is cut up through the material blocking barrel 29.
In the fifth embodiment, on the basis of the first embodiment, the plurality of reaction beds 14 are arranged in an inclined manner, so that the chopped materials can be conveniently laid on the reaction beds 14 step by step.
In the sixth embodiment, on the basis of the first embodiment, the gas inlet 30 is connected to one side of the upper end of the methane generating tank 20, so that inert gas, such as nitrogen, can be conveniently introduced into the gas inlet 30 to remove oxygen in the reactor, thereby facilitating the activity of methane bacteria.
Seventh embodiment, on the basis of the first embodiment, the upper ends of the connecting pipe 19 and the return pipe 22 are both connected with valves 31, which facilitates the control of opening and closing of the pipeline.
Eighth embodiment, on the basis of first embodiment, the pivot 10 and the roof 8 link all are connected with bearing 32 with (mixing) shaft and methanogenesis jar 20 link, and the convenience reduces the friction when rotating.
In this embodiment, the feeding motor 9 is a motor of the model YS 6314.
The working principle is as follows: when in use, organic solid materials are led into the feed hopper 4 from the guide chute 7, the feeding motor 9 is started at the same time, the feeding motor 9 drives the rotating shaft 10 to rotate, so that the spiral blades 11 convey the materials spirally downwards, the materials continuously slide downwards along with the materials and are cut into pieces by the cutters 13 below, the material volume is further reduced, the cut materials fall on the reaction bed 14, the reaction bed 14 is arranged in a multilayer staggered manner, the materials obliquely slide to the next stage reaction bed 14 until all the reaction beds 14 are fully paved, the contact area between the materials and microbial strains on the reaction bed 14 is increased, the reaction rate is accelerated, percolate generated by reaction falls downwards at the bottom of the acidification tower 1 and enters the methane production tank 20 along the connecting pipe 19, various organic acids and acetic acids required for methane production are contained in the percolate, and the liquid of the return opening 21 on the methane production tank 20 can enter the return pipe 22 from the return opening 21, the percolate is sprayed out from the spray head 23 to wet the reaction bed 14 and then permeates downwards to be gathered at the bottom, and the circulation is carried out, and the methane generated in the methane generating tank 20 is discharged from an upper gas outlet 25.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. A two-phase anaerobic fermentation reaction device comprises an acidification tower (1) and a methanogenesis tank (20), and is characterized in that: the device is characterized in that a feed inlet (2) is formed in the middle of the upper end of an acidification tower (1), a feed inlet shredding mechanism (3) is connected to the upper end of the feed inlet (2), the feed inlet shredding mechanism (3) comprises a feed hopper (4), a feed pipeline (5), a fixing block (6), a guide chute (7), a top plate (8), a feed motor (9), a rotating shaft (10), spiral blades (11), a connecting shaft (12) and a cutter (13), the feed pipeline (5) is welded to the lower end of the feed hopper (4), the fixing block (6) is welded to the lower end of the feed pipeline (5), the guide chute (7) is connected to one side of the upper portion of the feed hopper (4), the top plate (8) is connected to one side of the upper end of the feed hopper (4), the feed motor (9) is installed in the middle of the upper end of the top plate (8, the lower end of the connecting shaft (12) extends to the lower part of the feeding pipeline (5) and is connected with a cutter (13), the cutter (13) is positioned inside the acidification tower (1), the upper side inside the acidification tower (1) is connected with a reaction bed (14) in a staggered manner, one end of the reaction bed (14) is connected with a stop block (15), the lower side of the reaction bed (14) is connected with a sieve plate (16), the lower side of the sieve plate (16) is connected with an inclined plate (17), one side of the inclined plate (17) is connected with a percolate outlet (18), the percolate outlet (18) is connected with a methane production tank (20) through a connecting pipe (19), one side of the methane production tank (20) is connected with a reflux port (21), the reflux port (21) is connected with a spray head (23) through a reflux pipe (22), the spray head (23) is arranged on the inner wall of the acidification tower (1) and is opposite to, one end of the air outlet (25) is connected with a gas flowmeter (26), and the middle part of the lower end of the methane generating tank (20) is connected with a discharge hole (27).
2. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: fixing holes (28) are formed in four corners of the upper end of the fixing block (6), and the feeding chopping mechanism (3) penetrates through the fixing holes (28) through screws to be connected with the acidification tower (1).
3. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: the stirring mechanism (24) comprises a stirring motor, the lower end of the stirring motor is connected with a stirring shaft, and the lower end of the stirring shaft is connected with a stirring blade.
4. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: the inside upper wall of acidizing tower (1) is connected with fender feed cylinder (29) for cutter (13) external, keeps off feed cylinder (29) inner wall and is the arc.
5. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: the reaction beds (14) are arranged in an inclined manner.
6. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: one side of the upper end of the methane generating tank (20) is connected with an air inlet (30).
7. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: the upper ends of the connecting pipe (19) and the return pipe (22) are connected with valves (31).
8. The two-phase anaerobic fermentation reaction device according to claim 1, wherein: the connecting end of the rotating shaft (10) and the top plate (8) and the connecting end of the stirring shaft and the methane generating tank (20) are both connected with a bearing (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921883009.6U CN211665050U (en) | 2019-11-04 | 2019-11-04 | Two-phase anaerobic fermentation reaction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921883009.6U CN211665050U (en) | 2019-11-04 | 2019-11-04 | Two-phase anaerobic fermentation reaction device |
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| CN211665050U true CN211665050U (en) | 2020-10-13 |
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| CN201921883009.6U Active CN211665050U (en) | 2019-11-04 | 2019-11-04 | Two-phase anaerobic fermentation reaction device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041930A (en) * | 2021-02-22 | 2021-06-29 | 中节能(衡水)环保能源有限公司 | Heating and back-spraying system for percolate |
| CN114262656A (en) * | 2022-01-14 | 2022-04-01 | 苏州农业职业技术学院 | Integral type fermentation cylinder |
-
2019
- 2019-11-04 CN CN201921883009.6U patent/CN211665050U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041930A (en) * | 2021-02-22 | 2021-06-29 | 中节能(衡水)环保能源有限公司 | Heating and back-spraying system for percolate |
| CN114262656A (en) * | 2022-01-14 | 2022-04-01 | 苏州农业职业技术学院 | Integral type fermentation cylinder |
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