CN113788717A - A device for producing organic fertilizer by anaerobic synchronous fermentation of cow dung and other wastes - Google Patents
A device for producing organic fertilizer by anaerobic synchronous fermentation of cow dung and other wastes Download PDFInfo
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- CN113788717A CN113788717A CN202111089254.1A CN202111089254A CN113788717A CN 113788717 A CN113788717 A CN 113788717A CN 202111089254 A CN202111089254 A CN 202111089254A CN 113788717 A CN113788717 A CN 113788717A
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- 238000000855 fermentation Methods 0.000 title claims abstract description 37
- 230000004151 fermentation Effects 0.000 title claims abstract description 28
- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 25
- 210000003608 fece Anatomy 0.000 title claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 title claims abstract description 14
- 238000000227 grinding Methods 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000003337 fertilizer Substances 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims description 3
- 238000010564 aerobic fermentation Methods 0.000 abstract description 28
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000002131 composite material Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 24
- 241000283690 Bos taurus Species 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000002026 carminative effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004103 aerobic respiration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/90—Apparatus therefor
- C05F17/964—Constructional parts, e.g. floors, covers or doors
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Engineering & Computer Science (AREA)
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- Biotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
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- Molecular Biology (AREA)
- Organic Chemistry (AREA)
- Tropical Medicine & Parasitology (AREA)
- Fertilizers (AREA)
Abstract
本发明涉及有机肥发酵设备技术领域，且公开了一种牛粪等废弃物好厌氧同步发酵生产有机肥料的设备，包括磨碎罐，所述磨碎罐的内部设置有转轴。该牛粪等废弃物好厌氧同步发酵生产有机肥料的设备，通过磨碎罐、转轴、第一传动轮、破碎器、第一电机、第二传动轮、传送带、固定磨片、进料斗、固定板、转板、过滤器、收缩弹簧、好氧罐、转杆、翻板、从动轮、第二电机、主动轮、传动带、伸缩气缸、底板、导轨、厌氧罐、出料管、进气口和排气管之间的相互配合，达到了避免有氧发酵罐在生产过程中出现空置情况，提高有氧发酵罐使用率的效果，解决了在使用复合型厌氧好氧发酵装置进行发酵的过程中，有氧发酵罐使用率较低，罐体易出现空置的问题。
The invention relates to the technical field of organic fertilizer fermentation equipment, and discloses a device for producing organic fertilizer by anaerobic synchronous fermentation of wastes such as cow dung, including a grinding tank, wherein a rotating shaft is arranged inside the grinding tank. The cow dung and other wastes are suitable for anaerobic synchronous fermentation to produce organic fertilizer equipment. , fixed plate, rotating plate, filter, shrinking spring, aerobic tank, rotating rod, flap, driven wheel, second motor, driving wheel, transmission belt, telescopic cylinder, bottom plate, guide rail, anaerobic tank, discharge pipe, The cooperation between the air inlet and the exhaust pipe can avoid the vacancy of the aerobic fermentation tank during the production process, improve the utilization rate of the aerobic fermentation tank, and solve the problem of using the composite anaerobic aerobic fermentation device. During the fermentation process, the utilization rate of the aerobic fermentation tank is low, and the tank body is prone to the problem of vacancy.
Description
Technical Field
The invention relates to the technical field of organic fertilizer fermentation equipment, in particular to equipment for producing organic fertilizer by performing aerobic and anaerobic synchronous fermentation on cow dung and other wastes.
Background
The organic fertilizer raw materials need to be subjected to a fermentation process in the production process, the fermentation can be generally of two types, one type is aerobic fermentation, the other type is anaerobic fermentation, wherein the aerobic fermentation mainly decomposes the raw materials through aerobic respiration of microorganisms, the anaerobic fermentation is organic matter fermentation in an environment with little oxygen, the existing organic fertilizer is mostly fermented in a single fermentation mode, namely only aerobic or anaerobic fermentation is carried out, but both the two fermentation modes have certain defects, so an organic fertilizer preparation device for carrying out compound anaerobic and aerobic fermentation by using livestock and poultry manure appears in the market, but the organic fertilizer preparation device is integrally arranged, namely the aerobic fermentation tank and the anaerobic fermentation tank are connected into a whole, the anaerobic fermentation time of the organic fertilizer raw materials is far longer than that of the aerobic fermentation, so when the organic fertilizer raw materials are subjected to anaerobic fermentation, the aerobic fermentation tank can be vacant, so that the aerobic fermentation tank can not be fully utilized, and the production efficiency of the organic fertilizer preparation device is reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides equipment for producing organic fertilizer by performing aerobic and anaerobic synchronous fermentation on cow dung and other wastes, which has the advantages of avoiding the empty condition of an aerobic fermentation tank in the production process and improving the utilization rate of the aerobic fermentation tank, and solves the problems that the utilization rate of the aerobic fermentation tank is low and a tank body is easy to empty in the fermentation process by using a composite anaerobic and aerobic fermentation device.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an equipment of good anaerobism synchronous fermentation production organic fertilizer of discarded object such as cow dung, includes the grinding jar, the inside of grinding jar is provided with the pivot, first drive wheel and cracker have been cup jointed to the side surface of pivot, the left side of grinding jar is provided with first motor, the fixed second drive wheel that has cup jointed in side surface of first motor axis of rotation, the second drive wheel passes through the conveyer belt and is connected with first drive wheel, the interior roof of grinding jar is provided with fixed abrasive disc, the top of grinding jar is provided with the feeder hopper, the left inner wall of grinding jar is provided with the filter, the inner wall fixedly connected with fixed plate on grinding jar right side, the left inner wall of grinding jar is provided with the runner, the inner wall of grinding jar passes through the shrink spring and is connected with the runner, the bottom fixedly connected with aerobic tank of grinding jar.
The aerobic tank is internally provided with a rotating rod, the side surface of the rotating rod is fixedly connected with a turning plate, the side surface of the rotating rod is fixedly sleeved with a driven wheel, the right side of the aerobic tank is provided with a second motor, the side surface of the rotating shaft of the second motor is fixedly sleeved with a driving wheel, the driving wheel is connected with the driven wheel through a driving belt, the inner walls of the front side and the rear side of the aerobic tank are hinged with a bottom plate, the inner walls of the front side and the rear side of the aerobic tank are hinged with telescopic cylinders, one end of a piston rod of each telescopic cylinder, which is far away from the inner wall of the aerobic tank, is hinged with the top of the bottom plate, the top of the aerobic tank is provided with a strain inlet pipe and an air inlet pipe, the aerobic tank is connected with a guide rail through a support rod, the guide rail is connected with an anaerobic tank through a pulley, the top of the anaerobic tank is provided with a feed inlet, and a discharge hole at the bottom of the aerobic tank is positioned right above the feed inlet, the right side of the anaerobic tank is provided with a discharge pipe, and the top of the anaerobic tank is provided with an exhaust pipe.
Preferably, the left inner wall of grinding jar and the left end fixed connection of shrink spring, the right-hand member of shrink spring and the side fixed connection who changes the board, the shrink spring provides the side direction pulling force for changeing the board, and after falling on changeing the board by the garrulous fertilizer raw materials, liquid in the fertilizer raw materials can filter out through the filter, and piles up to a certain amount after when the raw materials on changeing the board, and the shrink spring is difficult to provide sufficient side direction pulling force, and the raw materials that change on the board this moment just can fall into in the good oxygen jar.
Preferably, the inner wall of the aerobic tank is provided with a positioning plate, the top of the bottom plate is abutted against the bottom of the positioning plate, and the positioning plate can avoid the bottom plate from being overturned excessively, so that the effect of controlling the overturning angle of the bottom plate is achieved.
Preferably, the inner wall of the left side of the aerobic tank and the inner wall of the right side of the aerobic tank are both provided with slots, the inner parts of the slots are movably inserted with supporting plates, the bottom of the bottom plate is abutted to the tops of the supporting plates, and the supporting plates can assist the bottom of the bottom plate to be manufactured so as to provide supporting force for the bottom plate to be maintained in the original position.
Preferably, the top fixedly connected with gag lever post of anaerobic jar, the side surface swing joint of gag lever post has the roof, and the movement track of roof has been restricted to the gag lever post, makes the roof can only be along the axial displacement of gag lever post, the side surface threaded connection of blast pipe has the regulating tube, the regulating tube is connected with extension spring through the swivel becket, extension spring's top and the bottom fixed connection of roof, the bottom of roof can support with the top of blast pipe under the combined action of extension spring, swivel becket and regulating tube and hold.
Preferably, the top end of the limiting rod is fixedly connected with a positioning block, the bottom of the positioning block and the bottom of the top plate can prevent the top plate from being separated from the limiting rod.
Compared with the prior art, the invention provides equipment for producing organic fertilizer by performing aerobic and anaerobic synchronous fermentation on cow dung and other wastes, and has the following beneficial effects:
1. this equipment of good anaerobism synchronous fermentation production organic fertilizer of discarded object such as cow dung, through the grinding jar, the apparatus further comprises a rotating shaft, first drive wheel, the knapper, first motor, the secondary drive wheel, the conveyer belt, fixed abrasive disc, the feeder hopper, the fixed plate, the commentaries on classics board, a filter, the shrink spring, the aerobic tank, the bull stick, turn over the board, from the driving wheel, the second motor, the action wheel, the drive belt, telescopic cylinder, the bottom plate, the bacterial inlet pipe, the intake pipe, the guide rail, the anaerobic tank, the discharging pipe, mutually supporting between feed inlet and the blast pipe, it avoids aerobic fermentation jar to appear the vacancy condition in process of production to have reached, the effect of aerobic fermentation jar rate of utilization is improved, the in-process of using compound anaerobic and aerobic fermentation device to ferment has been solved, aerobic fermentation jar body utilization rate is lower, the problem of vacancy easily appears in the jar body.
2. This equipment of synchronous fermentation production organic fertilizer of good anaerobism of discarded object such as cow dung through mutually supporting between anaerobic jar, blast pipe, gag lever post, roof, regulating pipe, swivel becket and the extension spring, can adjust extension spring's pulling force through twisting the regulating pipe to play the carminative effect of control anaerobic jar, reached and be convenient for carry out carminative effect to anaerobic jar inside gas automatically, solved the inconvenient problem of current anaerobic jar exhaust.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the structure of an anaerobic tank according to the present invention;
fig. 4 is a partially enlarged view of fig. 3 according to the present invention.
Wherein: 1. a grinding tank; 2. a rotating shaft; 3. a first drive pulley; 4. a crusher; 5. a first motor; 6. A second transmission wheel; 7. a conveyor belt; 8. fixing the abrasive disc; 9. a feed hopper; 10. a fixing plate; 11. rotating the plate; 12. a filter; 13. a retraction spring; 14. an aerobic tank; 15. a rotating rod; 16. turning over a plate; 17. a driven wheel; 18. a second motor; 19. a driving wheel; 20. a transmission belt; 21. a telescopic cylinder; 22. a base plate; 23. positioning a plate; 24. a support plate; 25. a strain feeding pipe; 26. an air inlet pipe; 27. a guide rail; 28. An anaerobic jar; 29. a discharge pipe; 30. a feed inlet; 31. an exhaust pipe; 32. a limiting rod; 33. a top plate; 34. an adjusting tube; 35. a rotating ring; 36. a tension spring.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an apparatus for producing organic fertilizer by anaerobic synchronous fermentation of cow dung and other waste comprises a grinding tank 1, a rotating shaft 2 is disposed inside the grinding tank 1, a first driving wheel 3 and a crusher 4 are fixedly sleeved on a side surface of the rotating shaft 2, the crusher 4 is disposed inside the grinding tank 1, the first driving wheel 3 is disposed on an upper side of the grinding tank 1, a first motor 5 is disposed on a left side of the grinding tank 1, a second driving wheel 6 is fixedly sleeved on a side surface of a rotating shaft of the first motor 5, the second driving wheel 6 is connected with the first driving wheel 3 through a conveyor belt 7, a fixed abrasive disc 8 is disposed on an inner top wall of the grinding tank 1, the fixed abrasive disc 8 is disposed on a lower side of the crusher 4, a feed hopper 9 is disposed on a top of the grinding tank 1, a filter 12 is disposed on an inner wall of the left side of the grinding tank 1, the filter 12 comprises a filter tube and a filter disc, the filter disc is a circular steel filter disc, the quilt is fixed inside the filter tube, a plurality of circular filtration pores have been seted up on the filter disc surface, so that liquid in the fertilizer raw materials passes through, and the filter tube then with grinding jar 1 right side threaded connection, the one end that grinding jar 1 was kept away from to the filter tube is connected with filtrating collecting device, so that carry out innocent treatment to filtrating, the inner wall fixedly connected with fixed plate 10 on grinding jar 1 right side, the left inner wall of grinding jar 1 is provided with rotor plate 11, fixed plate 10 is located rotor plate 11's downside, the inner wall of grinding jar 1 passes through shrink spring 13 and is connected with rotor plate 11, the left inner wall of grinding jar 1 and the left end fixed connection of shrink spring 13, the right-hand member of shrink spring 13 and the side fixed connection of rotor plate 11, the bottom fixedly connected with aerobic jar 14 of grinding jar 1, the inside of aerobic jar 14 communicates with the inside of grinding jar 1.
The aerobic tank 14 is internally provided with two rotating rods 15, the number of the rotating rods 15 is two, the side surface of each rotating rod 15 is fixedly connected with a turning plate 16, the side surface of each rotating rod 15 is fixedly sleeved with a driven wheel 17, the driven wheels 17 are positioned at the right side of the aerobic tank 14, each rotating rod 15 is provided with one driven wheel 17, the right side of the aerobic tank 14 is provided with a second motor 18, the side surface of the rotating shaft of the second motor 18 is fixedly sleeved with two driving wheels 19, the number of the driving wheels 19 is two, the two driving wheels correspond to the two driven wheels respectively, the driving wheels 19 are connected with the driven wheels 17 through a driving belt 20, the inner walls at the front side and the rear side of the aerobic tank 14 are hinged with two bottom plates 22, the number of the bottom plates 22 is two, the bottom plates are symmetrically distributed by taking the transverse central line of the aerobic tank 14 as a symmetric axis, the rear side of the bottom plate 22 is hinged with the inner wall at the rear side of the aerobic tank 14, the front side of the bottom plate 22 is hinged with the inner wall at the front side of the aerobic tank 14, the inner wall of the front side and the rear side of the aerobic tank 14 is hinged with a telescopic cylinder 21, one end of a piston rod of the telescopic cylinder 21, which is far away from the inner wall of the aerobic tank 14, is hinged with the top of a bottom plate 22, the inner wall of the aerobic tank 14 is provided with a positioning plate 23, the positioning plate 23 is uniformly distributed on the inner walls of the front side, the rear side, the left side and the right side of the aerobic tank 14, the top of the bottom plate 22 is supported with the bottom of the positioning plate 23, the inner wall of the left side of the aerobic tank 14 is provided with a slot, the inner wall of the slot is movably inserted with a supporting plate 24, the bottom of the bottom plate 22 is supported with the top of the supporting plate 24, the top of the aerobic tank 14 is provided with a strain inlet pipe 25 and an inlet pipe 26, the aerobic tank 14 is connected with guide rails 27 through supporting rods, the number of the four supporting rods is total, the four supporting rods are respectively distributed at the four corners of the bottom of the aerobic tank 14, and the guide rails 27 are connected with an anaerobic tank 28 through pulleys.
The top of the anaerobic tank 28 is provided with a feeding hole 30, a discharge hole at the bottom end of the aerobic tank 14 is positioned right above the feeding hole 30, the right side of the anaerobic tank 28 is provided with a discharge pipe 29, the top of the anaerobic tank 28 is provided with an exhaust pipe 31, and the anaerobic tank is matched with the grinding tank 1, the rotating shaft 2, the first driving wheel 3, the crusher 4, the first motor 5, the second driving wheel 6, the conveying belt 7, the fixed grinding disc 8, the feeding hopper 9, the fixed plate 10, the rotating plate 11, the filter 12, the contraction spring 13, the aerobic tank 14, the rotating rod 15, the turning plate 16, the driven wheel 17, the second motor 18, the driving wheel 19, the conveying belt 20, the telescopic cylinder 21, the bottom plate 22, the strain feeding pipe 25, the air inlet pipe 26, the guide rail 27, the anaerobic tank 28, the discharge pipe 29, the feeding hole 30 and the exhaust pipe 31, so that the empty condition of the aerobic fermentation tank in the production process is avoided, the utilization rate of the aerobic fermentation tank is improved, the problem of use compound anaerobic-aerobic fermentation device to ferment in-process, aerobic fermentation tank rate of utilization is lower, the jar body is easy to appear vacant is solved.
The top of the anaerobic tank 28 is fixedly connected with a limiting rod 32, the side surface of the limiting rod 32 is movably connected with a top plate 33, the number of the limiting rods 32 is four, the four limiting rods are respectively distributed at four corners of the top plate 33, the top end of the limiting rod 32 is fixedly connected with a positioning block, the bottom of the positioning block is connected with the bottom of the top plate 33, the side surface of the exhaust pipe 31 is in threaded connection with an adjusting pipe 34, the adjusting pipe 34 is connected with an extension spring 36 through a rotating ring 35, the rotating ring can only rotate relative to the adjusting pipe 34 and cannot be separated from the adjusting pipe 34, the side surface of the exhaust pipe 31 is movably connected with the inside of the extension spring 36, the top end of the extension spring 36 is fixedly connected with the bottom of the top plate 33, and the tension of the extension spring 36 can be adjusted by screwing the adjusting pipe 34 through mutual matching among the anaerobic tank 28, the exhaust pipe 31, the limiting rod 32, the top plate 33, the adjusting pipe 34, thereby having played the carminative effect of control anaerobic jar 28, having reached and being convenient for carry out carminative effect to the inside gas of anaerobic jar 28 automatically, solved the inconvenient problem of current anaerobic jar 28 exhaust.
When the device is used, the first motor 5 is firstly opened, the rotating shaft 2 and the crusher 4 are driven to rotate together through the first motor 5, then the organic fertilizer raw material is sent into the grinding tank 1 from the feed hopper 9, after the organic fertilizer raw material is crushed, the raw material slides to the top of the rotating plate 11 along the inner wall of the grinding tank 1, liquid in the raw material can be filtered through the filter, when the raw material on the rotating plate 11 is accumulated to a certain amount, the rotating plate 11 is turned over, the raw material falls into the aerobic tank 14, then strain and sufficient air are added into the aerobic tank 14 through the strain feed pipe 25 and the air inlet pipe 26 respectively to ensure that the raw material can be normally subjected to aerobic fermentation, in the process of the aerobic fermentation of the raw material, the second motor 18 can be opened, the rotating rod 15 and the turning plate 16 are driven to rotate together through the second motor 18, the raw material in the tank is turned over, so as to ensure that the raw material at the bottom can also have sufficient oxygen during the fermentation, after the aerobic fermentation of the raw material in the aerobic tank 14 is finished, the support plate 24 is firstly drawn out from the aerobic tank 14, the piston rod of the telescopic cylinder 21 is controlled to extend, at the moment, the raw material on the top of the bottom plate 22 falls into the anaerobic tank 28, after a proper amount of raw material is filled in the anaerobic tank 28, the anaerobic tank 28 is pushed away from the lower part of the aerobic tank 14, a feed inlet on the top of the anaerobic tank 28 is sealed by a sealer, the rest raw material in the aerobic tank 14 can be filled into other anaerobic tanks 28 for fermentation, after the aerobic tank 14 finishes discharging, new raw material can be crushed and then fed into the aerobic tank 14 for aerobic fermentation again, and therefore the effect of improving the utilization rate of the aerobic tank 14 is achieved.
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 (6)
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| CN202111089254.1A CN113788717A (en) | 2021-09-16 | 2021-09-16 | A device for producing organic fertilizer by anaerobic synchronous fermentation of cow dung and other wastes |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115959934A (en) * | 2023-01-05 | 2023-04-14 | 青岛中海环境工程有限公司 | Environmental protection type organic waste aerobic-anaerobic integrated treatment device |
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