CN115108859A - Quick fermentation system of fertilizer - Google Patents

Quick fermentation system of fertilizer Download PDF

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Publication number
CN115108859A
CN115108859A CN202210957706.1A CN202210957706A CN115108859A CN 115108859 A CN115108859 A CN 115108859A CN 202210957706 A CN202210957706 A CN 202210957706A CN 115108859 A CN115108859 A CN 115108859A
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China
Prior art keywords
fermentation
organic fertilizer
cylinder
stirring
unit
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CN202210957706.1A
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Chinese (zh)
Inventor
张鹏博
魏晓
崔新卫
欧阳宁相
占强
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Hunan University Of Finance And Economics
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Hunan University Of Finance And Economics
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Priority to CN202210957706.1A priority Critical patent/CN115108859A/en
Publication of CN115108859A publication Critical patent/CN115108859A/en
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90Apparatus therefor
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/60Heating or cooling during the treatment
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90Apparatus therefor
    • C05F17/964Constructional parts, e.g. floors, covers or doors
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90Apparatus therefor
    • C05F17/964Constructional parts, e.g. floors, covers or doors
    • C05F17/971Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material
    • C05F17/979Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material the other material being gaseous
    • 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
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Fertilizers (AREA)

Abstract

The invention relates to the technical field of organic fertilizer fermentation, in particular to a quick organic fertilizer fermentation system which comprises a fermentation tank, a tank cover, a supporting column, a stirring unit, a ventilation unit and a circulation unit, wherein the fermentation tank is of a cylindrical structure, the tank cover is hinged to the top of the fermentation tank, the supporting column is fixedly connected to the bottom of the fermentation tank, the fermentation tank is divided into a fermentation cavity and a feed back cavity, the stirring unit and the ventilation unit are installed in the fermentation cavity, the circulation unit is installed in the feed back cavity, the top and the bottom of the feed back cavity are communicated with the fermentation cavity, the stirring unit is fixedly installed in the fermentation cavity and used for stirring fermented organic fertilizer, the ventilation unit is installed in the stirring unit and used for ventilating and supplying oxygen to the organic fertilizer in the stirring unit, the circulation unit is installed in the feed back cavity and used for re-conveying the organic fertilizer, which passes through the stirring unit, at the bottom of the fermentation cavity to the top of the fermentation cavity to be stirred again, the stirring unit, the ventilation unit and the circulation unit are all electrically connected with the control system.

Description

Quick fermentation system of fertilizer
Technical Field
The invention relates to the technical field of organic fertilizer fermentation, in particular to a quick organic fertilizer fermentation system.
Background
The organic fertilizer fermentation method comprises anaerobic fermentation and aerobic fermentation, wherein the anaerobic fermentation degrades organic matters in the organic fertilizer slowly due to the fact that oxygen is insufficient, the fermentation period is long and can reach 3-12 months, the aerobic fermentation degrades the organic matters in the organic fertilizer by aerobic microorganisms, namely zymophyte, the aerobic fermentation period is short and is usually 10-15 days, the aerobic fermentation is divided into three stages, namely a temperature rise stage, a high temperature stage and a temperature reduction and decomposition stage, the temperature rise stage is dominated by medium temperature zymophyte, the temperature naturally rises to 50-55 ℃ by decomposing the organic matters in the organic fertilizer and dissipating heat, the high temperature stage enters the high temperature stage when the temperature reaches 50-55 ℃, the medium temperature zymophyte is replaced by the thermophilic zymophyte, when the temperature is higher than 55 ℃, most of thermophilic bacteria are dormant or die, the degradation speed is slowed, and the optimal temperature of the high temperature stage is 50-55 ℃, when the temperature is 55 ℃, the propagation speed of thermophilic zymophyte is the best suitable growth temperature, the high-temperature stage can effectively kill pathogens in organic waste, the high-temperature stage is above 50-55 ℃ and lasts for more than 5-7 days according to the national high-temperature fermentation sanitary standard (GB7959-87), when most of organic matters are decomposed, the high-temperature stage is finished, the high-temperature stage enters the cooling and decomposing stage, and humus in the organic fertilizer tends to be stable and continuously increased in the cooling and decomposing stage.
The existing organic fertilizer fermentation device still has some defects in use, and is specifically as follows:
1. in the existing organic fertilizer fermentation device, organic fertilizers are in a stacking state in the heating and high-temperature stages in the fermentation process, the intermediate positions of the organic fertilizers cannot dissipate heat due to mutual stacking to continuously raise the temperature, so that the internal temperature of the organic fertilizers is too high to kill thermophilic bacteria, the outer organic fertilizers can dissipate heat to keep the temperature at a suitable growth temperature of the thermophilic fermentation bacteria, the intermediate positions and the outer temperature of the organic fertilizer stacks cause different growth and reproduction of the fermentation bacteria, further the organic fertilizers ferment unevenly on the intermediate positions and the outer sides, the intermediate positions of the organic fertilizers cannot fully contact oxygen when the organic fertilizers are in the stacking state, the thermophilic fermentation bacteria cannot fully contact the oxygen at the intermediate positions of the organic fertilizer stacks to influence propagation and survival, and further the intermediate positions and the outer sides of the organic fertilizers are not uniformly fermented;
and current fertilizer fermenting installation is after putting into the fertilizer, and the stirring rod stirs with the fixed orbit in a confined space, because the stirring of fixed orbit leads to at the in-process of stirring, the fertilizer of fertilizer heap centre or inside position still is in the intermediate position that fertilizer heap was piled in the confined space or is in the fertilizer heap outside after the stirring, can't realize effectual fertilizer heap upset to cause the fertilizer to cause the fermentation inequality that thermophilic fermentation fungus reproductive growth difference leads to because intermediate position and outside temperature difference cause.
2. In the existing organic fertilizer fermentation device, in the heating stage of the organic fertilizer during fermentation, a heating solvent is usually added into the organic fertilizer, so that the organic fertilizer is naturally heated by heating the solvent in a stacking state, and the organic fertilizer is heated to a high temperature stage by adopting the heating solvent, so that the fermentation period of the organic fertilizer is increased.
In view of this, the invention provides an organic fertilizer fermentation system with uniform fermentation and short fermentation temperature rise.
Disclosure of Invention
In order to solve the problems, the invention provides an organic fertilizer fermentation system with uniform fermentation and short fermentation temperature rise, which is used for solving the problems of nonuniform fermentation and long fermentation temperature rise in the conventional organic fertilizer fermentation.
The invention provides the following technical scheme: a quick organic fertilizer fermentation system comprises a fermentation tank, a stirring unit, a circulating unit and a ventilation unit, wherein the fermentation tank also comprises a tank cover and a supporting column, the tank cover is hinged to the top of the fermentation tank, the supporting column is fixedly connected to the bottom of the fermentation tank, the fermentation tank is divided into a fermentation cavity and a feed back cavity, the stirring unit and the ventilation unit are installed in the fermentation cavity, and the circulating unit is installed in the feed back cavity; the top and the bottom of the feed back cavity are communicated with the fermentation cavity, the stirring unit is fixedly arranged inside the fermentation cavity and is used for stirring the fermented organic fertilizer, sufficient oxygen is provided for the inside of the organic fertilizer in the stirring process, so that the organic fertilizer cannot generate an anaerobic effect, the fermentation efficiency of the organic fertilizer is favorably accelerated, and the phenomenon that the inside of the organic fertilizer generates foul smell due to the anaerobic effect is avoided; the ventilation unit is arranged in the stirring unit, can ventilate the fermentation cavity and provide oxygen for the organic fertilizer, and ensures that microorganisms in the organic fertilizer can absorb enough oxygen, so that the fermentation efficiency is improved; circulation unit installs in the feed back intracavity, and circulation unit is used for carrying the fertilizer of fermentation chamber bottom to fermentation chamber top again, can make the fertilizer through stirring unit stir once more, can make the fermentation more even abundant.
As a preferred embodiment of the invention, the tank cover is divided into a fixed part and a hinged part, the fixed part is fixedly arranged at the top of the fermentation tank, the hinged part is positioned at the top of the fermentation tank and hinged to the fixed part, the hinged part is over against the stirring unit, and a handle is arranged at the top of the hinged part, an operator can pour the organic fertilizer into the stirring unit by opening the hinged part through the handle, then the hinged part is closed to enable the fermentation tank to be in a sealed state, and the organic fertilizer is in the sealed fermentation tank and stacked to the stirring unit for fermentation; fermentation chamber bottom slidable mounting has a play flitch, and after the fermentation was accomplished, operating personnel opened a play flitch, and the fertilizer passes through a play flitch and accomplishes the ejection of compact.
As a preferred embodiment of the present invention, the stirring unit includes a first cylinder, a motor, a stirring column, a stirring rod, and a sector plate, the first cylinder is vertically and fixedly mounted at the bottom of the fixing portion, the motor is fixedly mounted at the other end of the first cylinder, the stirring column is fixedly connected to an output shaft of the motor, and a plurality of stirring rods extend from a side wall of the stirring column; the sector plates are fixed on the side wall of the fermentation tank in a staggered manner and are positioned below the stirring rod, the organic fertilizer falls into the uppermost sector plate when being dumped and fed, the angle of the opening of the sector plate is less than 30 degrees, a chute is formed in the position, opposite to the sector plate, of the surface of the stirring column, and the stirring column is connected to one end of the sector plate in a sliding manner;
organic fertilizer falls into the surface of the uppermost sector plate after entering from the opening of the hinged part and forms an organic fertilizer pile with a certain thickness, the control system controls the first cylinder to stretch and can drive the stirring column and the stirring rod to slide up and down on the surface of the sector plate, namely, in the fermentation process, the control system enables the first cylinder to drive the stirring column and the stirring rod to move upwards, the stirring rod is positioned in the middle of the organic fertilizer pile, the motor drives the stirring column and the stirring rod to rotate, the stirring rod rotates and stirs in the middle of the organic fertilizer pile, the organic fertilizer which is contacted with the stirring rod and is positioned in the middle of the organic fertilizer pile can be pushed to the surface of the lower fan-shaped plate, in the process of entering the lower fan-shaped plate, the organic fertilizer in the middle can be overturned to the surface of the outer layer of the organic fertilizer pile, and finally falls into the communication part of the bottom of the fermentation cavity and the feed back cavity, the organic fertilizer is conveyed to the stirring unit at the top of the fermentation cavity again through the circulating unit to be stirred;
in the fermentation process, the organic fertilizer is in a stacking state, microorganisms in the organic fertilizer, namely zymophyte, mainly consist of thermophilic zymophyte strains, a large amount of heat is generated during decomposition of organic matters, the temperature of the organic fertilizer stack is continuously increased, the organic fertilizer temperature at the middle position in the stacking state cannot be distributed, and the organic fertilizers at the middle position mutually support to ensure that the temperature is continuously increased, so that the temperature exceeds the proper growth temperature of the thermophilic zymophyte strains, and a large amount of zymophyte strains stop growing or even die; meanwhile, the organic fertilizer in the middle is not in sufficient contact with oxygen, so that aerobic fermentation bacteria grow slowly, the organic fertilizer in the middle of the organic fertilizer pile is fermented slowly, and the organic fertilizer on the outer side is fermented more quickly due to the fact that the organic fertilizer on the outer side can emit heat and the contact oxygen is sufficient, and therefore the organic fertilizer on the outer side and the organic fertilizer in the middle of the organic fertilizer pile are fermented unevenly;
when the organic fertilizer is in a high-temperature or temperature-rising state, the temperature of the organic fertilizer in the middle is continuously raised and the contact oxygen is insufficient, and the stirring rod pushes the organic fertilizer in the middle to the surface of the next layer of fan-shaped plate during stirring; the organic fertilizer on the outer side can normally emit heat and contact oxygen, so that normal fermentation can be realized without stirring by a stirring rod; the organic fertilizer in the middle is positioned on the outer side when falling into the next layer of fan-shaped plate, so that the organic fertilizer in the middle can be overturned to the outer side to emit heat and fully contact with oxygen, and uneven fermentation caused by continuous rising of the temperature of the organic fertilizer in the middle and insufficient contact with oxygen when the outer side and the middle of the organic fertilizer are fermented is avoided;
after fermentation is completed, the control system enables the first cylinder to drive the stirring column and the stirring rod to slide downwards on the surface of the sector plate, namely the stirring rod is attached to the upper surface of the sector plate, and when the motor drives the stirring column and the stirring rod to rotate, the stirring rod can push all fermented organic fertilizers to the lower sector plate through multiple rotation, and finally all the organic fertilizers fall into the bottom of the fermentation cavity; after fermentation is completed, the control system stops the circulation unit, and an operator can open the discharging plate to complete discharging; the puddler makes the fertilizer upset of intermediate position to the skin in the fertilizer stirring in the fermentation, and the unable abundant contact air of fertilizer of having avoided the intermediate position is in anaerobic state to the fertilizer of intermediate position is in and heaies up the state and heat up and cause the dead of zymophyte, thereby the fertilizer outside and the fermentation of intermediate position that cause are uneven, have also avoided simultaneously because the foul gas that the anaerobic state sent, have guaranteed more even of fertilizer fermentation.
As a preferred embodiment of the invention, the uppermost end of the stirring column and the fan-shaped plate and the lowermost end of the fan-shaped plate are hollow structures, the hollow structure of the stirring column is communicated with the hollow structures of the fan-shaped plate at the uppermost end and the lowermost end to form a hollow channel, and the ventilation unit can circulate air in the hollow channel, so that the air inside the fermentation tank can circulate, the organic fertilizer inside the fermentation tank is prevented from generating an anaerobic state, meanwhile, malodorous gas emitted by the anaerobic state of the organic fertilizer is also prevented, the air circulation inside the fermentation cavity can ensure that the organic fertilizer can have sufficient oxygen during fermentation, and the fermentation efficiency is further improved.
As a preferred embodiment of the invention, an electric heating rod is fixedly installed in the hollow structure of the stirring column, the electric heating rod is used for raising the temperature in the fermentation cavity to 55 ℃, when the organic fertilizer is in a temperature-rising state during fermentation, organic matters such as starch and protein in the organic fertilizer are decomposed mainly by internal zymophyte, namely thermophilic zymophyte, and heat energy is generated to enable the organic fertilizer to enter a high-temperature stage; the fermentation bacteria can be rapidly propagated at a proper growth temperature in a high-temperature stage, and the rapid propagation of the fermentation bacteria generates a large amount of fermentation bacteria, so that the organic matter decomposition efficiency is improved, and the speed of decomposing complex organic matters such as cellulose, hemicellulose and pectin substances in the organic fertilizer is increased; after most of complex organic matters are decomposed, the microbial activity weakens the decomposition of organic fertilizers, and humus generated inside the organic fertilizers enters a cooling decomposition stage; therefore, the breeding speed and the growth period of the fermentation strains directly influence the efficiency of the fermentation strains for decomposing organic matters in the organic fertilizer, thereby influencing the temperature rise and the high-temperature stage time of the organic fertilizer;
the fermentation bacteria in the organic fertilizer can be rapidly propagated at a proper growth temperature at 55 ℃, organic matters in the organic fertilizer can be rapidly decomposed, the degradation efficiency of the organic fertilizer is ensured, parasites and pathogens in the organic fertilizer can be killed at 55 ℃, the harmlessness of the fermented organic fertilizer is ensured, the electric heating rod heats and the ventilation unit blows hot air of the electric heating rod into the fermentation cavity for circulation, the temperature uniformity in the fermentation cavity can be ensured, and the temperature is at the proper growth temperature of the fermentation bacteria; the activity of the fermentation tubes is correspondingly improved at a proper growth temperature, so that the survival period of the fermentation tubes is prolonged, the organic fertilizer in the fermentation cavity is ensured to be fermented at a uniform temperature, and the fermentation tubes are also ensured to be rapidly propagated at the proper growth temperature, so that the fermentation tubes can rapidly decompose organic matters and generate heat, the organic fertilizer can rapidly enter a high-temperature stage, and the fermentation tubes can rapidly propagate at the proper growth temperature in the high-temperature stage, so that the efficiency of the fermentation tubes for decomposing the organic matters in the organic fertilizer can be improved, and the time of entering a cooling and decomposing stage after most of the organic matters are decomposed is reduced; the electric heating rod raises the temperature in the fermentation cavity to a temperature suitable for the growth of the zymocyte, so that the zymocyte can quickly propagate and degrade organic matters, the zymocyte has the time of the heating stage and the high-temperature stage of the organic fertilizer when degrading the organic matters, and the efficiency of the organic fertilizer during fermentation is further improved;
the electric heat stick can change the temperature in the fermentation chamber through control system regulating current, can realize the temperature regulation control to the fermentation intracavity like this, thereby can rise through the quick temperature that makes the fermentation intracavity of electric heat stick, can rise to the suitable growth temperature of zymophyte with the temperature in the fermentation chamber, and be in the temperature in fertilizer high temperature stage simultaneously, thereby improve the reproductive rate and the life cycle of zymophyte, reduced the time that the zymophyte gived off the heat at the decomposition organic matter and made the fertilizer get into high temperature stage simultaneously, further improvement the fermentation efficiency of fertilizer efficiency the efficiency that the zymophyte decomposed the organic matter.
As a preferred embodiment of the invention, the ventilation unit comprises an air inlet, a blower, vent holes, an air outlet and an air outlet, the air inlet is formed in the side wall of the fermentation tank and communicated with the hollow structure of the uppermost sector plate, the blower is fixedly installed in the hollow structure of the uppermost sector plate, a plurality of vent holes are formed in the surface of the stirring column, the air outlet is formed in the bottom of the lowermost sector plate and faces the circulation unit, the air outlet is formed in the top of the material returning cavity, and the air outlet is used for discharging waste gas in the fermentation tank; the air at the air inlet is sucked by the blower and circulates along the hollow channel, the air can be distributed to the organic fertilizer through the vent holes to provide oxygen, the air is discharged to the bottom of the fermentation cavity from the air outlet at the bottom of the lowest fan-shaped plate after circulating in the hollow channel, the air discharged from the air outlet enters the feed back cavity through the communication part between the fermentation cavity and the bottom of the feed back cavity, and finally the air is discharged from the air outlet formed in the top of the feed back cavity, and the air outlet is of a porous structure and is provided with a plurality of uniform distributions;
the ventilation unit can make the fertilizer have sufficient oxygen at the in-process of fermentation, has avoided because the fermentation that anaerobic condition caused is inhomogeneous, the fermentation is too slow and foul gas to the air-blower inspiratory gas can be through the hollow structure of stirring post and the even circulation in the fermentation intracavity of air vent, and the fertilizer can be even contact circulation air, and further assurance fertilizer is more even at the in-process of fermentation.
As a preferred embodiment of the present invention, the circulation unit includes a material guide plate, a second cylinder, a third cylinder and a fourth cylinder, the material guide plate is symmetrically installed and fixed on the side wall of the housing, and the side wall of the material guide plate is attached to the fermentation chamber and has a trapezoidal cross section; the material guide plate forms a material guide channel at the bottom of the fermentation tank, the bottom of the material guide channel is provided with a material discharge plate matched with the material guide channel, the material discharge plate is installed in a sliding way and is parallel to the bottom of the fermentation cavity, the second cylinder is fixedly installed on the side wall of the bottom of the fermentation tank and is positioned between the material guide plates, the extending end part of the second cylinder is provided with a push plate attached to the material guide plates at two sides, the third cylinder is vertically installed at the bottom of the material return cavity, the extending end part of the top of the third cylinder is provided with a push plate and is attached to the bottom of the fermentation cavity in a parallel way, the fourth cylinder is vertically and fixedly installed on the side wall of the material return cavity, the second cylinder, the third cylinder and the fourth cylinder can synchronously clean attached organic fertilizer through the push plate arranged at the extending end when working, so that waste of the organic fertilizer caused by attachment is avoided;
after the organic fertilizer is uniformly stirred by the stirring unit in the fermentation process, the organic fertilizer falls into the material guide channel through the material guide plate by the lowest fan-shaped plate, the control system immediately controls the second air cylinder to stretch out, the organic fertilizer is communicated with the lower part of the material return cavity through the fermentation cavity after the second air cylinder stretches out, namely the organic fertilizer is pushed to the upper part of the third air cylinder just opposite to the opening of the material guide channel, the stretching end of the second air cylinder is attached to the push plates of the material guide plates on the two sides, so that the organic fertilizer adhered to the material guide channel can be scraped while the organic fertilizer is pushed, and the material guide channel is cleaned once; after the second cylinder finishes one-time pushing work, the control system enables the second cylinder to contract to an initial position to stop, meanwhile, organic fertilizer is waited to be accumulated to a material guide channel, the control system controls a third cylinder to start working, a push plate which is attached to the bottom of a fermentation cavity in parallel is installed at the extending end of the top of the third cylinder, the third cylinder can push the organic fertilizer upwards to the position where the upper end of a material return cavity is communicated with a fermentation agent, namely any fan-shaped plate at the upper end stops, and the organic fertilizer is preferably pushed to the fan-shaped plate at the uppermost end to achieve a better stirring effect; then, the fourth cylinder extends out to be in contact with the third cylinder, and the organic fertilizer on the surface of the third cylinder is pushed by the fourth cylinder to fall onto the surface of the uppermost sector plate through the feeding cavity and the fermentation cavity;
the circulation unit can carry the fertilizer through stirring unit fermentation again and stir formation circulation stirring to stirring unit top once more, and the circulation stirring can make the fertilizer constantly overturn the fertilizer of intermediate position to the state on outside surface to circulation unit and stirring unit mutually support, can avoid the fertilizer of intermediate position to pile up the temperature that leads to constantly rising for a long time, thereby the inside microorganism that causes dies in a large number, can further guarantee like this that the fertilizer ferments more evenly in fermentation process.
As a preferred embodiment of the invention, the air outlet formed at the bottom of the lowermost fan of the shaped plate faces the material guide plates, the air outlet formed at the bottom of the lowermost fan of the fan-shaped plate faces the material guide plates at two sides, air can flow to the material return cavity through the openings of the material guide channels and the communicating part below the fermentation cavity and the material return cavity after passing through the air outlet, after passing through the air outlet with the hole-shaped structure, because the air flow velocity is increased due to the fact that the air passes through the narrow channel, the air flow accelerated by the air outlet can remove organic fertilizer attached to the surface of the material guide plates, so that the organic fertilizer attached to the surface of the material guide plates falls into the material guide channels, and thus, the problems that the organic fertilizer is attached and accumulated on the material guide plates and cannot be stirred and resources are wasted can be avoided.
As a preferred embodiment of the present invention, as an optional embodiment of the present invention, the air inlet is provided with a filter screen, the filter screen can filter bacteria and particulate dust contained in the sucked air, after the organic fertilizer kills harmful bacteria in the fermentation process, the filter screen can prevent harmful bacteria from being sucked again to pollute the organic fertilizer, and can prevent dust particles in the air from polluting the organic fertilizer, so that the product efficacy of the organic fertilizer after fermentation can be ensured.
As a preferred embodiment of the invention, the end part of the stirring rod is provided with the scraper which is vertically arranged and attached to the side wall of the fermentation cavity, the stirring rod scrapes and cleans organic fertilizer attached to the side wall of the fermentation cavity through the scraper while stirring, and the stirring rod and the scraper are matched with each other, so that waste caused by the fact that a large amount of organic fertilizer is attached to the side wall of the fermentation cavity can be avoided, and the waste of production resources can be reduced.
Through the technical scheme, the invention has the following beneficial effects:
1. through the matching of the stirring unit and the circulating unit, the stirring unit can drive the stirring rod to be positioned in the middle position of the organic fertilizer pile through the first air cylinder to stir and push the organic fertilizer pile to the next layer of fan-shaped plate, so that the organic fertilizer in the middle position is turned to the outer side when falling to the next layer of fan-shaped plate, the phenomenon that the temperature is continuously increased and oxygen cannot be fully contacted due to the accumulation of the organic fertilizer in the middle position is avoided, fermentation bacteria die and the fermentation speed is reduced, air can be fully contacted inside and outside the organic fertilizer, the temperature unevenness of the outer side and the middle position of the organic fertilizer due to the accumulation of the organic fertilizer inside is avoided, the difference of organic matter splitting efficiency caused by the difference of the propagation speed of the fermentation bacteria is avoided, the uneven fermentation of the outer side and the middle position of the organic fertilizer is avoided, and the turning of the middle position of the organic fertilizer to the outer side during the fermentation is facilitated, so that the temperature of the organic fertilizer is uniform and the contact with air is uniform, and further the fermentation of the organic fertilizer is more uniform;
cylinder in the circulation unit can clear up adnexed fertilizer in step at the during operation, has avoided the fertilizer to adhere to the wasting of resources that causes to stirring unit and circulation unit mutually support, can carry the fertilizer after the stirring unit to the stirring unit top again, make the fertilizer circulate and stir, guaranteed to make the fertilizer stir more evenly, further messenger's fertilizer is more even when the fermentation.
2. According to the invention, through the design of the ventilation unit and the electric heating rod, the electric heating rod can enable the temperature of the organic fertilizer in the fermentation cavity to be quickly raised to a high temperature stage and enable the temperature to be at a temperature suitable for the propagation and growth of the fermentation bacteria, and the fermentation bacteria can be quickly propagated at the temperature suitable for the growth, so that the efficiency of the fermentation bacteria in degrading organic matters is improved, and the time of the heating stage and the high temperature stage when the fermentation bacteria in the organic fertilizer decompose microorganisms is reduced;
the ventilation unit can ventilate the oxygen suppliment through the air vent reposition of redundant personnel air on stirring post surface to the fertilizer, guaranteed that the fertilizer can contact sufficient oxygen, the fermentation efficiency of fertilizer has been improved, and ventilation unit gas outlet can be cleared up stock guide surface adnexed fertilizer, the cost waste and the equipment pollution when having reduced the fermentation, the air in the ventilation unit becomes the hot gas flow after the electric bar of process simultaneously, evenly carry the high temperature of electric bar to the fermentation intracavity, the even contact high temperature air of fertilizer has been guaranteed, further assurance the fertilizer fermentation is more even.
3. According to the invention, through the design of the scraper, the scraper is arranged at the end part of the stirring column and is in contact with the side wall of the fermentation cavity, so that the scraper can synchronously scrape and clean the side wall of the fermentation cavity when the stirring rod works, and waste caused by organic fertilizer attached to the side wall of the fermentation cavity is avoided.
Drawings
The drawings of the present invention are described below to facilitate understanding by those skilled in the art.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the fermentation chamber according to the present invention;
FIG. 3 is a schematic view of the other side of the interior of the fermentation chamber according to the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention.
In the figure: the fermentation tank comprises a fermentation tank 1, a tank cover 11, a fixing part 111, a hinge part 112, a support column 12, a fermentation chamber 13, a material returning chamber 14, a stirring unit 2, a first air cylinder 21, a motor 22, a stirring column 23, a stirring rod 24, a scraper 241, a fan-shaped plate 25, a circulating unit 3, a material guide plate 31, a material guide channel 311, a second air cylinder 32, a third air cylinder 33, a fourth air cylinder 34, a ventilation unit 4, an air inlet 41, a filter screen 411, a blower 42, an air vent 43, an air outlet 44 and an electric heating rod 5.
Detailed Description
The technical solutions of the present invention will be explained in detail below in order to facilitate understanding by those skilled in the art.
As shown in fig. 1 to 4, a rapid organic fertilizer fermentation system comprises a fermentation tank 1, a stirring unit 2, a circulation unit 3 and a ventilation unit 4, wherein the fermentation tank 1 further comprises a tank cover 11 and a support column 12, the tank cover 11 is hinged to the top of the fermentation tank 1, the support column 12 is fixedly connected to the bottom of the fermentation tank 1, the fermentation tank 1 is divided into a fermentation cavity 13 and a material returning cavity 14, the stirring unit 2 and the ventilation unit 4 are installed in the fermentation cavity 13, and the circulation unit 3 is installed in the material returning cavity 14; the top and the bottom of the material returning cavity 14 are communicated with the fermentation cavity 13, the stirring unit 2 is fixedly arranged in the fermentation cavity 13 and is used for stirring the fermented organic fertilizer, sufficient oxygen is provided for the interior of the organic fertilizer in the stirring process, so that the organic fertilizer cannot generate an anaerobic effect, the fermentation efficiency of the organic fertilizer is accelerated, and the phenomenon that the interior of the organic fertilizer generates foul smell due to the anaerobic effect is avoided; the ventilation unit 4 is arranged inside the stirring unit 2, the ventilation unit 4 can ventilate the inside of the fermentation cavity 13 and provide oxygen for the organic fertilizer, so that microorganisms in the organic fertilizer can absorb enough oxygen, and the fermentation efficiency is improved; circulation unit 3 installs in feed back chamber 14, and circulation unit 3 is used for carrying the fertilizer in fermentation chamber 13 bottom to fermentation chamber 13 top again, can make the fertilizer through stirring unit 2 stir once more, can make the fermentation more even abundant.
As shown in fig. 1 to 4, as an alternative embodiment of the present invention, the tank cover 11 is divided into a fixed part 111 and a hinged part 112, the fixed part 111 is fixedly installed on the top of the fermentation tank 1, the hinged part 112 is located on the top of the fermentation tank 1 and is hinged to the fixed part 111, the hinged part 112 faces the stirring unit 2, and a handle is installed on the top of the hinged part 112, an operator can pour organic fertilizer into the stirring unit 2 by opening the hinged part 112 through the handle, and then close the hinged part 112 to make the fermentation tank 1 in a sealed state, the organic fertilizer is in the sealed fermentation tank 1 and is accumulated to the stirring unit 2 for fermentation; fermentation chamber 13 bottom slidable mounting has a play flitch, and after the fermentation was accomplished, operating personnel opened a flitch, and the ejection of compact is accomplished through a play flitch to the fertilizer.
As shown in fig. 2 to 4, as an alternative embodiment of the present invention, the stirring unit 2 includes a first cylinder 21, a motor 22, a stirring rod 23, a stirring rod 24 and a sector plate 25, the first cylinder 21 is vertically and fixedly installed at the bottom of the fixing portion 111, the other end of the first cylinder 21 is fixedly installed with the motor 22, an output shaft of the motor 22 is fixedly connected with the stirring rod 23, and a plurality of stirring rods 24 extend from a side wall of the stirring rod 23; the sector plates 25 are fixed on the side wall of the fermentation tank 1 in a staggered manner and are positioned below the stirring rod 24, the organic fertilizer falls into the uppermost sector plate 25 when being poured and fed, the angle of the opening of the sector plate 25 is smaller than 30 degrees, a sliding chute is formed in the position, opposite to the sector plate 25, of the surface of the stirring column 23, and the stirring column 23 is connected to one end of the sector plate 25 in a sliding manner;
organic fertilizer enters from the opening of the hinge part 112 and then falls onto the surface of the uppermost sector plate 25 to form an organic fertilizer pile with a certain thickness, the control system controls the first cylinder 21 to stretch and retract to drive the stirring column 23 and the stirring rod 24 to slide up and down on the surface of the sector plate 25, namely, the control system enables the first cylinder 21 to drive the stirring column 23 and the stirring rod 24 to move upwards in the fermentation process, the stirring rod 24 is located in the middle of the organic fertilizer pile, the motor 22 drives the stirring column 23 and the stirring rod 24 to rotate, the stirring rod 24 rotates and stirs in the middle of the organic fertilizer pile, the organic fertilizer in the middle of the organic fertilizer pile, which is in contact with the stirring rod 24, can be pushed to the surface of the lower sector plate 25, and in the process of entering the lower sector plate 25, the organic fertilizer in the middle can be overturned to the surface of the outer layer of the pile, and finally the organic fertilizer falls into the communication position of the bottom of the fermentation cavity 13 and the feed back cavity 14, the organic fertilizer is conveyed to the stirring unit 2 at the top of the fermentation cavity 13 again through the circulating unit 3 for stirring;
in the fermentation process, the organic fertilizer is in a stacking state, microorganisms in the organic fertilizer, namely zymophyte, mainly consist of thermophilic zymophyte strains, a large amount of heat is generated during decomposition of organic matters, the temperature of the organic fertilizer stack is continuously increased, the organic fertilizer temperature at the middle position in the stacking state cannot be distributed, and the organic fertilizers at the middle position mutually support to ensure that the temperature is continuously increased, so that the temperature exceeds the proper growth temperature of the thermophilic zymophyte strains, and a large amount of zymophyte strains stop growing or even die; meanwhile, the organic fertilizer in the middle is in insufficient contact with oxygen, so that aerobic fermentation bacteria grow slowly, the organic fertilizer in the middle of the organic fertilizer pile is fermented slowly, the organic fertilizer on the outer side can emit heat and is in sufficient contact with oxygen, the organic fertilizer on the outer side is fermented more quickly, and the organic fertilizer on the outer side and the organic fertilizer in the middle of the organic fertilizer pile are fermented unevenly;
when the organic fertilizer is in a high-temperature or temperature-rising state, the temperature of the organic fertilizer in the middle position is continuously raised and the contact oxygen is insufficient, the stirring rod 24 pushes the organic fertilizer in the middle position to the surface of the next layer of fan-shaped plate 25 during stirring; the organic fertilizer on the outer side can normally emit heat and contact oxygen, so that normal fermentation can be realized without stirring by the stirring rod 24; the organic fertilizer in the middle is positioned on the outer side when falling into the next layer of fan-shaped plate 25, so that the organic fertilizer in the middle can be overturned to the outer side to emit heat and fully contact with oxygen, and uneven fermentation caused by continuous rising of the temperature of the organic fertilizer in the middle and insufficient contact with oxygen when the outer side and the middle of the organic fertilizer are fermented is avoided;
after fermentation is completed, the control system enables the first air cylinder 21 to drive the stirring column 23 and the stirring rod 24 to slide downwards on the surface of the sector plate 25, namely the stirring rod 24 is attached to the upper surface of the sector plate 25, the motor 22 drives the stirring column 23 and the stirring rod 24 to rotate, and meanwhile, the stirring rod 24 can push all fermented organic fertilizers to the lower sector plate 25 through multiple rotation, and finally all the fermented organic fertilizers fall into the bottom of the fermentation cavity 13; after fermentation is completed, the control system stops the circulation unit 3, and an operator can open the discharging plate to complete discharging; the fertilizer upset to the skin that makes the intermediate position of puddler 24 when stirring the fertilizer in the fermentation, the unable abundant contact air of fertilizer of having avoided the intermediate position is in anaerobic state to the fertilizer of intermediate position is in and heaies up the state and heat up and cause the dead of zymophyte, thereby the fertilizer outside and the fermentation of intermediate position that cause uneven, also avoided simultaneously because the foul gas that anaerobic state sent, guaranteed that the fertilizer is fermented more even.
As shown in fig. 4, as an alternative embodiment of the present invention, the uppermost ends of the stirring column 23 and the sector plate 25 and the lowermost end of the sector plate 25 are hollow structures, the hollow structure of the stirring column 23 is communicated with the hollow structures of the uppermost and lowermost sector plates 25 to form a hollow channel, the ventilation unit 4 can circulate air in the hollow channel, so that air inside the fermentation tank 1 can circulate, the organic fertilizer inside the fermentation tank 1 is prevented from generating an anaerobic state, meanwhile, malodorous gas emitted from the anaerobic state of the organic fertilizer is also prevented, the air circulation inside the fermentation cavity 13 can ensure that the organic fertilizer can have sufficient oxygen during fermentation, and the fermentation efficiency is further improved.
As shown in fig. 4, as an alternative embodiment of the present invention, an electric heating rod 5 is fixedly installed in the hollow structure of the stirring column 23, the electric heating rod 5 is used to raise the temperature in the fermentation chamber 13 to 55 ℃, when the organic fertilizer is in a temperature-rising state during fermentation, organic substances such as starch and protein in the organic fertilizer are decomposed mainly by the fermentation tubes inside, i.e., thermophilic fermentation tubes, and heat energy is generated to make the organic fertilizer enter a high-temperature stage; the fermentation bacteria can be rapidly propagated at a proper growth temperature in a high-temperature stage, and the rapid propagation of the fermentation bacteria generates a large amount of fermentation bacteria, so that the organic matter decomposition efficiency is improved, and the speed of decomposing complex organic matters such as cellulose, hemicellulose and pectin substances in the organic fertilizer is increased; after most of complex organic matters are decomposed, the microbial activity weakens the decomposition of organic fertilizers, and humus generated inside the organic fertilizers enters a cooling decomposition stage; therefore, the breeding speed and the growth period of the fermentation strains directly influence the efficiency of the fermentation strains for decomposing organic matters in the organic fertilizer, thereby influencing the temperature rise and the high-temperature stage time of the organic fertilizer;
the fermentation bacteria in the organic fertilizer can be rapidly propagated at a proper growth temperature at 55 ℃, organic matters in the organic fertilizer can be rapidly decomposed, the degradation efficiency of the organic fertilizer is ensured, parasites and pathogens in the organic fertilizer can be killed at 55 ℃, the fermented organic fertilizer is harmless, the electric heating rod 5 heats and the ventilation unit 4 blows hot air of the electric heating rod 5 into the fermentation cavity 13 for circulation, the temperature uniformity in the fermentation cavity 13 can be ensured, and the temperature uniformity is at the proper growth temperature of the fermentation bacteria; the activity of the zymophyte is correspondingly improved at the proper growth temperature, so that the survival period of the zymophyte is prolonged, the organic fertilizer in the fermentation cavity 13 is ensured to be fermented at the uniform temperature, and the zymophyte is also ensured to be rapidly propagated at the proper growth temperature, so that the zymophyte can rapidly decompose the organic matters and generate heat, the organic fertilizer can rapidly enter a high-temperature stage, and the zymophyte can be rapidly propagated at the proper growth temperature in the high-temperature stage, so that the efficiency of the zymophyte for decomposing the organic matters in the organic fertilizer can be improved, and the time of entering a cooling and decomposing stage after most of the organic matters are decomposed is reduced; the electric heating rod 5 raises the temperature in the fermentation cavity 13 to a temperature suitable for the growth of the zymocyte, so that the zymocyte can quickly propagate and degrade organic matters, the zymocyte has the time of a heating stage and a high-temperature stage of the organic fertilizer when degrading the organic matters, and the efficiency of the organic fertilizer during fermentation is further improved;
the electric heat bar 5 can change the temperature in the fermentation chamber 13 through control system regulating current, can realize the temperature regulation control to in the fermentation chamber 13 like this, thereby can rise through the quick temperature that makes in the fermentation chamber 13 of electric heat bar 5, can rise to the suitable growing temperature of fermentation fungus with the temperature of fermentation intracavity, and be in the temperature in fertilizer high temperature stage simultaneously, thereby improve the reproductive rate and the life cycle of fermentation fungus, reduced simultaneously that the fermentation fungus gives off the time that the heat made the fertilizer get into high temperature stage at the decomposition organic matter, further improvement the fermentation efficiency of fertilizer efficiency the efficiency of fermentation fungus decomposition organic matter promptly.
As shown in fig. 4, as an alternative embodiment of the present invention, the ventilation unit 4 includes an air inlet 41, a blower 42, an air vent 43, an air outlet 44 and an air outlet 45, the air inlet 41 is opened on the sidewall of the fermentation tank 1 and is communicated with the hollow structure of the uppermost sector plate 25, the blower 42 is fixedly installed in the hollow structure of the uppermost sector plate 25, the surface of the stirring column 23 is opened with a plurality of air vents 43, the air outlet 44 is opened at the bottom of the lowermost sector plate 25 and is opposite to the circulation unit 3, the air outlet 45 is opened at the top of the material returning cavity 14, and the air outlet 14 is used for discharging the waste gas inside the fermentation tank 1; the blower 42 sucks air at the air inlet 41 and circulates along the hollow channel, the air can be shunted by the vent hole 43 to provide oxygen for the organic fertilizer, the air is discharged to the bottom of the fermentation cavity 13 from the air outlet 44 at the bottom of the lowest fan-shaped plate 25 after circulating in the hollow channel, the air discharged from the air outlet 44 enters the material returning cavity 14 through the communication part between the fermentation cavity 13 and the bottom of the material returning cavity 14, and finally the air is discharged from the air outlet 45 formed in the top of the material returning cavity 14, and the air outlet 44 is of a porous structure and is provided with a plurality of uniform distributions;
ventilation unit 4 can make the fertilizer have sufficient oxygen at the in-process of fermentation, has avoided because the fermentation that anaerobic condition caused is inhomogeneous, the fermentation is too slow and foul gas to the inspiratory gas of air-blower 42 can be through the hollow structure of stirring post 23 and the even circulation in fermentation chamber 13 of air vent 43, and the contact circulation air that the fertilizer can be even, further assurance fertilizer is more even at the in-process of fermentation.
As shown in fig. 4, as an alternative embodiment of the present invention, the circulation unit 3 includes a material guide plate 31, a second cylinder 32, a third cylinder 33 and a fourth cylinder 34, the material guide plate 31 is symmetrically installed and fixed on the side wall of the housing, and the side wall of the material guide plate 31 is attached to the fermentation chamber 13 and has a trapezoidal cross section; the material guide plate 31 forms a material guide channel 311 at the bottom of the fermentation tank 1, a material discharge plate matched with the material guide channel 311 is arranged at the bottom of the material guide channel 311, the material discharge plate is installed in a sliding mode and is parallel to the bottom of the fermentation chamber 13, the second air cylinder 32 is fixedly installed on the side wall of the bottom of the fermentation tank 1 and is positioned between the material guide plates 31, a push plate attached to the material guide plates 31 on two sides is installed at the extending end of the second air cylinder 32, the third air cylinder 33 is vertically installed at the bottom of the material return chamber 14, the extending end of the top of the third air cylinder 33 is installed with a push plate and is attached to the bottom of the fermentation chamber 13 in a parallel mode, the fourth air cylinder 34 is vertically and fixedly installed on the side wall of the material return chamber 14 and is opposite to a communicating port between the material return chamber 14 and the top of the fermentation chamber 13, the extending end of the fourth air cylinder 34 is installed with a push plate and is parallel to the side wall of the material return chamber 14, the second air cylinder 32, the third air cylinder 33 and the fourth air cylinder 34 can synchronously clean adhered organic fertilizer through the push plates installed at the extending ends when working, waste caused by attachment of the organic fertilizer is avoided;
after the organic fertilizer is uniformly stirred by the stirring unit 2 in the fermentation process, the organic fertilizer falls into the material guide channel 311 from the fan-shaped plate 25 at the lowest layer through the material guide plate 31, the control system immediately controls the second cylinder 32 to extend out, the organic fertilizer is pushed to the upper part of the third cylinder 33 through the communication part between the fermentation cavity 13 and the lower part of the material return cavity 14 after the second cylinder 32 extends out, namely the organic fertilizer is pushed to the upper part of the third cylinder 33 just opposite to the opening of the material guide channel 311, the extending end of the second cylinder 32 is attached to the push plates of the material guide plates 31 at two sides, so that the organic fertilizer adhered to the material guide channel 311 can be scraped while the organic fertilizer is pushed, and the material guide channel 311 is cleaned once; after the second cylinder 32 finishes one pushing operation, the control system enables the second cylinder 32 to contract to an initial position and stop, meanwhile, organic fertilizer is waited to be accumulated to the material guide channel 311, at the moment, the control system controls the third cylinder 33 to start to operate, a push plate which is attached to the bottom of the fermentation cavity 13 and is parallel to the bottom of the fermentation cavity 13 is installed at the extending end of the top of the third cylinder 33, the third cylinder 33 can push the organic fertilizer upwards to the communicating position of the upper end of the material returning cavity 14 and the fermenting agent, namely, any fan-shaped plate 25 at the upper end stops, and in order to achieve a better stirring effect, the organic fertilizer is preferably pushed to the fan-shaped plate 25 at the uppermost end; then the fourth cylinder 34 extends out to contact with the third cylinder 33, the fourth cylinder 34 pushes the organic fertilizer on the surface of the third cylinder 33 to fall onto the surface of the uppermost sector plate 25 through the material returning cavity 14 and the fermentation cavity 13;
circulation unit 3 can carry the fertilizer through stirring unit 2 fermentation again and stir formation circulation stirring to stirring unit 2 top once more, the circulation stirring can make the fertilizer constantly overturn the fertilizer of intermediate position to the state on outside surface, and circulation unit 3 and stirring unit 2 mutually support, can avoid the fertilizer of intermediate position to pile up the temperature that leads to constantly rising for a long time, thereby the inside microorganism that causes dies in a large number, can further guarantee like this that the fertilizer ferments more evenly in fermentation process.
As shown in fig. 3, as an alternative embodiment of the present invention, the air outlet 44 formed at the bottom of the lowest fan of the shaped plate 25 faces the material guiding plate 31, the air outlet 44 formed at the bottom of the lowest fan of the fan-shaped plate 25 faces the material guiding plates 31 on both sides, air can flow to the material returning cavity 14 through the openings of the material guiding channel 311 and the communicating portion below the fermentation cavity 13 and the material returning cavity 14 after passing through the air outlet 44, after passing through the air outlet 44 with the hole-shaped structure, since the air passes through the narrow channel, the air flow speed is increased, the air outlet 44 discharges the accelerated air flow to remove organic fertilizer attached to the surface of the material guiding plate 31, so that the organic fertilizer attached to the surface of the material guiding plate 31 falls into the material guiding channel 311, thereby preventing the organic fertilizer from being attached and accumulated on the material guiding plate 31 and being unable to stir and wasting resources.
As shown in fig. 1, 2 and 4, as an alternative embodiment of the present invention, a filter screen 411 is installed on the air inlet 41, the filter screen 411 can filter bacteria and particulate dust contained in the sucked air, after the harmful bacteria in the organic fertilizer are killed in the fermentation process, the filter screen 411 can prevent the harmful bacteria from being sucked again to pollute the organic fertilizer, and can prevent the dust and particulate matter in the air from polluting the organic fertilizer, so that the product efficacy of the organic fertilizer after fermentation can be ensured.
As shown in fig. 2 to 4, as an optional embodiment of the present invention, a scraper 241 is installed at an end of the stirring rod 24, the scraper 241 is vertically installed and attached to a side wall of the fermentation chamber 13, the organic fertilizer adhered to the side wall of the fermentation chamber 13 is scraped and cleaned by the scraper 241 while the stirring rod 24 stirs, and the stirring rod 24 and the scraper 241 are matched with each other, so that waste caused by a large amount of organic fertilizer adhered to the side wall of the fermentation chamber 13 can be avoided, and waste of production resources can be reduced.
During the use process, the operator opens the hinge part 112 of the tank cover 11, pours the organic fertilizer on the surface of the uppermost sector plate 25 in batches, the organic fertilizer continuously falls in the using process, the organic fertilizer is replenished to be poured while falling, the hinge part 112 is closed after the organic fertilizer is poured, the fermentation is started through the control system, the control system enables the first air cylinder 21 to contract, the first air cylinder 21 contracts to drive the stirring column 23 to move upwards, the stirring rod 24 on the surface of the stirring column 23 is located at the middle position of the organic fertilizer, the motor 22 simultaneously drives the stirring column 23 and the stirring rod 24 to synchronously rotate, the stirring rod 24 enables the organic fertilizer which is in contact with the stirring rod 24 and located at the middle position to be pushed to the surface of the lower fan-shaped plate 25, when the organic fertilizer falls into the lower fan-shaped plate 25, the organic fertilizer in the middle position can be turned over to the surface of the outer layer of the organic fertilizer pile, and finally, the organic fertilizer falls into the material guide channel 311 through the material guide plate 31 after falling from the fan-shaped plate 25 at the lowest end;
when fermentation is started, the control system is kept in the fermentation tank 1 to electrify and heat the heating rod, the heating rod enables the temperature in the fermentation cavity 13 to be rapidly raised to 55 ℃ so that organic fertilizer is rapidly fermented, the control system enables the blower 42 to be started to suck air, the air is sucked by the filter screen 411 and then is divided into gas through the vent holes 43 formed in the surface of the stirring column 23 to supply oxygen to the organic fertilizer, finally, the air is discharged from the air outlet 44 of the fan-shaped plate 25 at the lowest end, and the gas discharged from the air outlet 44 is cleaned by the high-speed gas formed after passing through the narrow air holes; the hot air emitted by the heating rod is synchronously circulated into the fermentation cavity 13 in the air circulation process, so that the organic fertilizer can uniformly contact with the heated air to be rapidly fermented;
in the fermentation process, the control system controls the second air cylinder 32 to extend out, after the second air cylinder 32 extends out, the organic fertilizer is pushed to the upper side of the third air cylinder 33 through the communication part below the fermentation cavity 13 and the feed back cavity 14, namely the organic fertilizer is pushed to the lower side of the opening of the material guide channel 311, the extending end of the second air cylinder 32 is attached to the push plates of the material guide plates 31 on the two sides, the organic fertilizer adhered to the material guide channel 311 can be scraped while the organic fertilizer is pushed, and the material guide channel 311 is cleaned once; after the second cylinder 32 finishes one pushing operation, the control system enables the second cylinder 32 to contract to an initial position and stop, meanwhile, organic fertilizer is waited to be accumulated to the material guide channel 311, at the moment, the control system controls the third cylinder 33 to start to operate, a push plate which is attached to the bottom of the fermentation cavity 13 and is parallel to the bottom of the fermentation cavity 13 is installed at the extending end of the top of the third cylinder 33, the third cylinder 33 can push the organic fertilizer upwards to the communicating position of the upper end of the material returning cavity 14 and the fermenting agent, namely, any fan-shaped plate 25 at the upper end stops, and in order to achieve a better stirring effect, the organic fertilizer is preferably pushed to the fan-shaped plate 25 at the uppermost end; then the fourth cylinder 34 extends out to contact with the third cylinder 33, the fourth cylinder 34 pushes the organic fertilizer on the surface of the third cylinder 33 to fall onto the surface of the uppermost sector plate 25 through the material returning cavity 14 and the fermentation cavity 13; at the moment, the organic fertilizer falls into the uppermost sector plate 25 to be stirred again, and the above operations are repeated to complete the circular stirring of the organic fertilizer;
the temperature can be quickly raised to 55 ℃ under the temperature rise of the heating rod, the temperature rise time of 50H during the fermentation of the organic fertilizer is reduced to 10H, the fermentation of the organic fertilizer is completed after 7 days of fermentation, an operator opens the discharge plate positioned at the bottom of the material guide channel 311, the control system stops the operation of the circulating unit 3, the ventilation unit 4 and the electric heating rod 5, the control system enables the first air cylinder 21 to extend out and simultaneously drives the stirring column 23 and the stirring rod 24 to slide downwards on the surface of the fan-shaped plate 25, namely the stirring rod 24 is attached to the upper surface of the fan-shaped plate 25, the motor 22 drives the stirring column 23 and the stirring rod 24 to rotate, simultaneously, the stirring rod 24 can push all the fermented organic fertilizer to the lower fan-shaped plate 25 through multiple rotations, the organic fertilizer falls into the material guide channel 311 through the material guide plate 31 after the fan-shaped plate 25 at the lowest end falls down, and the organic fertilizer leaves the fermentation cavity 13 from the material guide channel 311 due to the opening of the discharge plate at the bottom of the organic fertilizer guide channel 311, thereby completing the discharge.
The present invention is described with reference to the above preferred embodiments, and is not limited to the above embodiments, and the structures, arrangement relationships, and connection relationships of the various components may be changed accordingly.

Claims (10)

1. The utility model provides a quick fermentation system of fertilizer, includes fermentation cylinder (1), cover (11) and support column (12), and fermentation cylinder (1) are cylindrical structure, and cover (11) articulate in fermentation cylinder (1) top, and support column (12) fixed connection is in fermentation cylinder (1) bottom, its characterized in that: including stirring unit (2), ventilation unit (4) and circulation unit (3), fermentation cylinder (1) divide into fermentation chamber (13) and feed back chamber (14), install stirring unit (2) and ventilation unit (4) in fermentation chamber (13), install circulation unit (3) in feed back chamber (14), feed back chamber (14) top and bottom and fermentation chamber (13) intercommunication, stirring unit (2) fixed mounting is used for stirring the fertilizer of fermentation in fermentation chamber (13) inside, ventilation unit (4) are installed inside stirring unit (2), ventilation unit (4) are used for ventilating the oxygen suppliment to the fertilizer in stirring unit (2), circulation unit (3) are installed in feed back chamber (14), circulation unit (3) are used for carrying the fertilizer of fermentation chamber (13) bottom through stirring unit (2) again to fermentation chamber (13) top and stir once more, the stirring unit (2), the ventilation unit (4) and the circulating unit (3) are all electrically connected with a control system.
2. The quick organic fertilizer fermentation system of claim 1, which is characterized in that: the fermentation tank is characterized in that the tank cover (11) comprises a fixing portion (111) and a hinged portion (112), the fixing portion (111) is fixedly installed at the top of the fermentation tank (1), the hinged portion (112) is located at the top of the fermentation tank (1) and hinged to the fixing portion (111), a handle is fixedly installed on the hinged portion (112), and a discharging plate is installed at the bottom of the fermentation chamber (13) in a sliding mode.
3. The quick organic fertilizer fermentation system of claim 1, which is characterized in that: stirring unit (2) include first cylinder, motor (22), stirring post (23), puddler (24) and sector plate (25), first cylinder fixed mounting in fixed part (111) bottom, first cylinder bottom fixed mounting have motor (22), motor (22) output shaft fixedly connected with puddler (23), puddler (23) lateral wall is stretched out and is had many puddler (24), sector plate (25) crisscross distribution is fixed in fermentation cylinder (1) lateral wall and is located puddler (24) below, puddler (23) just have seted up the spout to sector plate (25) department in the surface, puddler (23) sliding connection in sector plate (25) one end.
4. The quick organic fertilizer fermentation system of claim 3, wherein: stirring post (23) with topmost and lowermost sector plate (25) are hollow structure, stirring post (23) hollow structure and topmost and lowermost sector plate (25) hollow structure intercommunication form hollow channel.
5. The quick organic fertilizer fermentation system of claim 4, wherein: and an electric heating rod (5) is fixedly arranged in the hollow structure of the stirring column (23).
6. The quick organic fertilizer fermentation system of claim 1, which is characterized in that: the ventilation structure includes air inlet (41), air-blower (42), air vent (43) and gas outlet (44), and air inlet (41) are seted up in fermentation cylinder (1) lateral wall and are linked together in upmost sector plate (25) hollow structure, and air-blower (42) are installed in upmost sector plate (25) hollow structure, a plurality of air vents (43) have been seted up on stirring column (23) surface, and gas outlet (44) are seted up in undermost sector plate (25) bottom and just right circulation unit (3).
7. The quick organic fertilizer fermentation system of claim 1, which is characterized in that: the circulating unit (3) comprises a material guide plate (31), a second cylinder (32), a third cylinder (33) and a fourth cylinder (34), the material guide plate (31) is provided with a plurality of material guide plates (311) which are symmetrically installed and fixed on the side wall of the shell and are of an inclined plane structure, the material guide plates (31) form a material guide channel (311) at the bottom of the fermentation tank (1), the first cylinder is fixedly installed on the side wall of the bottom of the fermentation tank (1) and is positioned between the material guide plates (31), the end part of the first cylinder is provided with a push plate attached to the material guide plates (31) at two sides, the second cylinder (32) is vertically installed at the bottom of the material returning cavity (14), the top part of the second cylinder (32) is provided with the push plate and is attached to the bottom of the fermentation cavity (13) in parallel, the third cylinder (33) is vertically and fixedly installed on the side wall of the material returning cavity (14), and is just opposite to the communicating opening at the top of the material returning cavity (14) and the fermentation cavity (13), and one end of the third cylinder (33) is provided with a push plate which is parallel to the side wall of the material returning cavity (14).
8. The quick organic fertilizer fermentation system of claim 6, which is characterized in that: an air outlet (44) formed in the bottom of the lowermost fan-shaped plate (25) is opposite to the material guide plate (31).
9. The quick organic fertilizer fermentation system of claim 6, which is characterized in that: the air inlet (41) is provided with a filter screen (411), and the discharge plate is slidably arranged at the bottom of the fermentation cavity (13) and positioned between the guide plates (31).
10. The quick organic fertilizer fermentation system of claim 3, wherein: the end part of the stirring rod (24) is provided with a scraper (241).
CN202210957706.1A 2022-08-10 2022-08-10 Quick fermentation system of fertilizer Pending CN115108859A (en)

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