CN112094139A

CN112094139A - Microbial fermentation method

Info

Publication number: CN112094139A
Application number: CN202010997340.1A
Authority: CN
Inventors: 安斌; 吴新明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2020-12-18

Abstract

The invention belongs to the technical field of microbial fermentation, in particular to a microbial fermentation method, which comprises a bin body, a sealing cover and a filtering plate, wherein the bin body is provided with a bin cover; the bin body is a rectangular cavity type structure body; the top of the bin body is provided with an opening; the sealing cover is hinged at an opening above the bin body; the inner cavity of the bin body is fixedly connected with a filter plate; the filter plate divides the bin body into a fermentation chamber and a filtrate chamber; a flow guide groove is formed in the filter plate; one side of the diversion trench, which is close to the fermentation bin, is provided with uniformly distributed filter holes; a rubber plug is fixedly connected in the filtering hole; the rubber plug is provided with a one-way opening; according to the invention, the water source and the air source are periodically supplemented into the filtrate cavity through the liquid guide cavity, so that a high-pressure environment is formed in the filtrate cavity, air and water flow are converged in the filtrate cavity, part of oxygen is dissolved in the water flow and is sprayed into the fertilizer under the action of pressure, and the water flow carries the oxygen to be diffused into the fertilizer pile by utilizing the good diffusion effect of the water flow.

Description

Microbial fermentation method

Technical Field

The invention belongs to the technical field of microbial fermentation, and particularly relates to a microbial fermentation method.

Background

In the prior art, ventilation is carried out on organic matters in the process of fermenting and composting the organic matters, so that the normal propagation and development of aerobic bacteria in the organic matters are ensured, the organic matters are decomposed and humus by the aerobic bacteria, the composting time of the organic matters is greatly shortened, most of the prior art carries out ventilation treatment by turning over fertilizers, on one hand, the fertilizer turning over treatment not only needs more manpower and material resources, but also has lower ventilation efficiency, the prior art plays a role of supplementing the oxygen atmosphere in the piled organic matters by forced ventilation in order to save the labor cost, but because the fertilizers are piled together, the running distance of airflow in the fertilizers is too short, so that the oxygen mixed in the airflow cannot be effectively diffused in the organic matters pile, and simultaneously, a large amount of filtrate is downwards gathered in the bottom of the organic matters in the composting process, so that the fertilizers generate humidity difference in the composting process, therefore, composting progress has certain difference, meanwhile, the air flow has poorer passing effect in the filtrate, so that oxygen in the air flow cannot be effectively diffused, and further a great amount of aerobic bacteria are dead.

A vertical gas distribution device of an aerobic composting bin and a gas distribution method thereof, which are issued by Chinese patents, have the following application numbers: 2017105991076, comprising a composting room, a fertilizer pile, a percolate pool and a plurality of branch gas distribution pipes, wherein the branch gas distribution pipes are arranged at the bottom of the composting room, each branch gas distribution pipe makes reciprocating lifting motion along the height direction of the composting room, the percolate pool is positioned at the bottom of the composting room and is positioned under the branch gas distribution pipes, the side wall of the percolate pool is provided with an air gathering port, the side wall of the composting room is provided with an air outlet, the composting room is internally provided with the composting room, and the composting room is internally provided with the fertilizer pile; every bronchus's top is sealed end, it has several air vents to process on every bronchus's the lateral wall, every bronchus's bottom is linked together with the infiltration liquid pond, through the leakage of rising steam in this scheme, thereby form the negative pressure and then extract the outside air, the oxygen of being convenient for diffuses in to the compost, but because the hindrance effect of compost, it is relatively poor to make to switch on the effect between gas outlet and the air inlet, and then make the unable effectual fast flow of air current, and then the flow direction effect that leads to the air current is relatively poor, the effect of tonifying the air current is relatively poor.

In view of the above, the present invention provides a microbial fermentation method for seed production, which is used to solve the above technical problems.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that in the prior art, due to the fact that fertilizers are stacked together, the running distance of air flow in the fertilizers is too short, oxygen mixed in the air flow cannot be effectively diffused in an organic matter pile, and meanwhile due to the fact that the stacking of filtrate causes humidity difference in the fertilizer pile, the fermentation degree is different, the microbial fermentation method is provided by the invention.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a microbial fermentation method, which comprises the following steps:

s1: introducing waste peanut bran, wheat straw and plant ash after oil extraction into a high-speed crusher, uniformly mixing and crushing the peanut bran, the wheat straw and the plant ash with sodium bicarbonate particles, adding humus and livestock manure into the mixture after shearing and crushing are completed, and uniformly turning and mixing;

s2: introducing the mixture turned over in the S1 into a rotting bin sprayed with bacillus subtilis and bacillus coagulans powder, and uniformly spraying water on the surface of the mixture, wherein the water content in the mixture is controlled to be 55-65 ℃;

s3: after water spraying treatment, sealing the digestion bin for high-temperature fermentation, continuously carrying out aeration treatment in the digestion bin during the fermentation process, adding a sodium bicarbonate aqueous solution into the filtrate of the digestion bin after 8-12 hours of fermentation, and continuously fermenting for 18-22 hours to obtain an organic fertilizer;

wherein the septic bin in S2 comprises a bin body, a sealing cover and a filter plate; the bin body is a rectangular cavity type structure body; the top of the bin body is provided with an opening; the sealing cover is hinged at an opening above the bin body; the inner cavity of the bin body is fixedly connected with a filter plate; the filter plate divides the bin body into a fermentation chamber and a filtrate chamber; a flow guide groove is formed in the filter plate; one side of the diversion trench, which is close to the fermentation bin, is provided with uniformly distributed filter holes; a rubber plug is fixedly connected in the filtering hole; the rubber plug is provided with a one-way opening; the flow guide grooves are communicated with each other, and one sides of the flow guide grooves, which are close to the filtrate cavity, are inclined towards one side; the bin body is positioned on one side of the filtrate cavity and is provided with a drainage cavity; the lowest end of the diversion trench in the vertical direction is communicated with the liquid guide cavity; a sliding plate is connected in the liquid guide cavity in a sliding and sealing manner; the bottom end of the sliding plate is fixedly connected with an inflatable bag; the air-filled bag is communicated with the outside and the filtrate cavity through a one-way catheter; one side of the liquid guide cavity, which is close to the filtrate cavity, is provided with first through grooves which are uniformly distributed; the first through groove is positioned at the opening of the filtrate cavity and is positioned at the bottom of the filtrate cavity; a first sliding groove is formed in the inner wall of the liquid guide cavity; the first sliding groove is communicated with the first through groove; a sealing plate is connected in the first sliding groove in a sliding manner; the bottom of the sealing plate is elastically connected with the first sliding groove through a spring; the sealing plate is in an L-shaped design and extends into the drainage cavity; the filter plate is fixedly connected with telescopic pipes which are uniformly distributed; the telescopic pipe penetrates through the filter plate and extends into the filtrate cavity; one end of the telescopic pipe, which is positioned in the filtrate cavity, is fixedly connected with a siphon pipe; the top end of the extension tube is designed in a sealing way; the top end of the extension tube is rotatably connected with a rotating head; the side wall of the rotating head is provided with rotating grooves which are uniformly distributed; an elastic pipe is arranged in the rotating groove; the elastic pipe extends into the inner cavity of the telescopic pipe; the elastic pipes are sleeved with limit rings; the limiting ring is connected in the rotating groove in a sliding manner; the limiting ring is made of a magnetic material; the inner cavity of the extension tube is provided with a second sliding chute; an elastic plate is elastically connected in the second sliding groove through a spring; the elastic plate is provided with a one-way guide hole; the limiting ring and the elastic plate are made of magnetic materials and are mutually exclusive;

in the prior art, ventilation is carried out on organic matters in the process of fermenting and composting the organic matters, so that the normal propagation and development of aerobic bacteria in the organic matters are ensured, the organic matters are decomposed and humus by the aerobic bacteria, the composting time of the organic matters is greatly shortened, most of the prior art carries out ventilation treatment by turning over fertilizers, on one hand, the fertilizer turning over treatment not only needs more manpower and material resources, but also has lower ventilation efficiency, the prior art plays a role of supplementing the oxygen atmosphere in the piled organic matters by forced ventilation in order to save the labor cost, but because the fertilizers are piled together, the running distance of airflow in the fertilizers is too short, so that the oxygen mixed in the airflow cannot be effectively diffused in the organic matters pile, and simultaneously, a large amount of filtrate is downwards gathered in the bottom of the organic matters in the composting process, so that the fertilizers generate humidity difference in the composting process, therefore, composting progress has certain difference, meanwhile, the air flow has poorer effect in filtrate, oxygen in the air flow cannot be effectively diffused, and further aerobic bacteria die greatly, when the device works, treated organic matters are stacked into a rotting bin, a sealing cover is closed, the organic matters are greatly contacted with air in the stacking process, the oxygen content in the fertilizer stack is sufficient in an initial state, inoculated bacillus subtilis and bacillus coagulans are rapidly propagated and developed, aerobic respiration is carried out in the strain propagation process to consume a carbon source in the fertilizer, so that carbon dioxide and moisture are generated, the temperature and the air pressure in the rotting bin are increased due to the generation of the carbon dioxide, steam is generated due to the increase of the water content in the fertilizer, the air pressure is effectively increased, and the excess moisture in the fertilizer moves towards a filter plate direction due to the increased air pressure, and under the action of pressure, water drops are gathered in the guide groove in the filter plate and flow into the liquid guide cavity along the guide groove, water flow in the liquid guide cavity is gradually increased, heat is continuously released along with the fermentation, so that the decomposition of sodium bicarbonate and the evaporation of water are caused, the air pressure in the fermentation cavity is continuously increased, the sliding plate in the liquid guide cavity is compressed by the air bag to slide downwards under the action of liquid gravity and air pressure, the sealing plate is gradually extruded in the sliding process, the spring is downwards extruded by the pressure of the sealing plate, the first through groove is gradually communicated with the first sliding groove along with the sliding, the upper surface of the sliding plate is communicated with the filtrate cavity, water flows into the filtrate cavity along the first through groove, the sealing plate and the sliding plate are reset under the action of the spring, and in the pressing process of the sliding plate and the sealing plate, the air bag inputs the internal gas into the filtrate cavity, during the resetting process of the sliding plate and the sealing plate, the air bag extracts outside air, the air and water flow are converged in the filtrate cavity, oxygen in the air is dissolved in the water flow along with the flow of filtrate, the water level in the filtrate cavity is gradually increased along with the reciprocating motion of the sliding plate, the air pressure is gradually increased, when the water level covers the siphon, the water flow rises along the siphon to the telescopic pipe under the action of the air pressure, the telescopic pipe is driven by the water pressure to extend into the fermentation cavity under the continuous inflation effect of the air bag, after the telescopic pipe is extended, the elastic plate is driven by the water pressure to slide upwards, the limiting rings which are mutually exclusive with the elastic plate slide in the rotating groove, the elastic pipe is extended along with the continuous upward movement of the limiting rings, the communication between the elastic pipe and the inner cavity of the telescopic pipe is further realized, and under the action of supplementing water flow and air pressure to the filtrate cavity by the gap of the liquid guide cavity, rivers are from the elastic tube to fertilizer heap surface injection, and then utilize the infiltration diffusion effect of rivers, make rivers carry oxygen diffusion in the fertilizer heap, through setting up drain chamber and filtrating chamber, utilize heat and the gas that produces among the fermentation process, and then make rivers flow in the drain chamber, and periodically supply the water source air supply in to the filtrating chamber in the drain chamber, and then form high pressure environment in making the filtrating chamber, air and rivers assemble in the filtrating chamber, part oxygen dissolves in rivers, and spray in fertilizer under the effect of pressure, utilize the good diffusion effect of rivers, and then make rivers carry oxygen to spread in the fertilizer heap, rivers switch on the heat in the fertilizer heap in-process of diffusion simultaneously, and then make the heat disperse evenly in the fermentation chamber, and then make fertilizer heap fermentation degree comparatively even.

Preferably, the siphon pipe is connected with the telescopic pipe in a sliding and sealing manner; the bottom of the siphon is fixedly connected with a floating plate; the floating plate is made of light materials; the floating plate is connected with the filtrate cavity in a sliding and sealing mode, and the upper surface of the floating plate is elastically connected with the filtrate cavity through a spring; the during operation, through setting up the kickboard, utilize the kickboard to receive water pressure and effect of gravity, make the kickboard float on the liquid level, and then make siphon and liquid level contact, and then avoid the siphon to receive sedimentary filter residue to block up, simultaneously through setting up kickboard and spring, it is long-pending less to make initial condition down filtrating cavity, and then the rising of the water pressure and atmospheric pressure of being convenient for, the great condition of pressure simultaneously in the air oxygen risees with the degree of fusion of rivers, and then the effectual oxygen content that carries in making the rivers is higher, the effect that reinforcing rivers supply oxygen.

Preferably, the bottom of the filtrate cavity is fixedly connected with a rubber pad; a cavity is formed in the rubber pad; the inflatable bag and the rubber pad cavity are in one-way conduction design; micropores which are uniformly distributed are formed on the surface of the rubber pad; the micropores on the rubber pad are in a closed state in an initial state, and are opened after the rubber pad expands; during operation, the gas cell receives the pressure effect of sliding plate, inputed inside air to the rubber pad cavity gradually, and then made the rubber pad inflation, the micropore on the expanded rubber pad is opened, and then make gaseous form with the microbubble to the filtrating chamber in diffusion, the air current on the one hand upwards floated in-process from the bottom can prolong the contact time between air current and the rivers effectively, the form of even microbubble can also make the area of contact increase of air current and rivers simultaneously, and then the degree reinforcing is fused to rivers to oxygen in making the air current, make the rivers oxygen content increase, reinforcing tonifying qi effect.

Preferably, the side wall of the bin body, which is positioned on the fermentation cavity, is provided with heat preservation cavities which are uniformly distributed; mercury solution is filled in the heat preservation cavity; the heat preservation cavities are all connected with extrusion plates in a sliding and sealing manner; the upper surface of the extrusion plate is fixedly connected with an extrusion bag; a third sliding groove is formed in one side, close to the bin body, of the sealing cover; a pressure increasing plate is connected in the third sliding chute in a sliding manner; a deformation bag is fixedly connected between the pressure increasing plate and the third sliding chute; an air outlet groove is formed in one side, located on the third sliding groove, of the sealing cover; the gas outlet groove and the fermentation cavity are communicated in an initial state; when the device works, the fertilizer continuously generates heat in the fermentation process, the heat gradually heats up and heats the mercury solution in the process of outward emission, so that the mercury solution expands, the expanded mercury solution pushes the extrusion plate, the extrusion plate pushes the extrusion bag to deform the extrusion bag, the extrusion bag inputs the internal gas into the deformation bag, the deformation bag expands, the pressurization plate is pushed to move into the fermentation cavity, the gas in the fermentation cavity is compressed, the gas pressure in the fermentation cavity is effectively enhanced, meanwhile, in the process of increasing the gas pressure, the elastic pipe on the rotary head sprays water flow outwards, the water flow flows through the outer wall of the bin body to cool the mercury solution, the cooling volume of the mercury solution is reduced, the pressurization plate is driven to reset, and the continuous intermittent up-down motion is realized, so that the gas pressure in the fermentation cavity is effectively changed periodically, and the change amplitude is large, so that the circulation of the water flow is effectively completed, and oxygen is uniformly diffused into the fertilizer pile by utilizing the circulation of the water flow.

Preferably, one side of the bin body is fixedly connected with a compressor; the inner walls of the telescopic pipes are fixedly connected with air ducts; the gas guide pipe and the compressor are both communicated; an annular groove is formed at the junction of the rotating head and the telescopic pipe; the gas guide pipes extend into the annular groove; the inner wall of the rotating groove is fixedly connected with an expansion bag; the expansion bag is communicated with the annular groove; one side of the expansion bag, which is far away from the annular groove, is elastically communicated with the elastic tube; the during operation, the intervention of compressor, through the compressor with gaseous input to the air duct in, and through the air duct with gaseous input to the inflation bag, and then make the inflation bag inflation form the extrusion to the spacing ring, and then accelerate the removal of spacing ring, and then supplementary elastic tube expandes, high-speed air current flows in to the elastic tube simultaneously, with the common in-process of outside injection of rivers, the air current forms the shearing to rivers, and then the spray regime that makes rivers enlarges, simultaneously oxygen in the air current fuses with rivers when cuting, can also promote the oxygen content of rivers.

Preferably, the annular groove is fixedly connected with baffle plates which are uniformly distributed; the air guide pipes are positioned in the annular groove and are all obliquely arranged; the air guide pipe and the baffle plate are both vertically designed; during operation, air current passes through the air duct and inputs to the ring channel to baffle formation impact in the ring channel, and then make the turn round rotate on flexible pipe, the elastic tube on the pivoted turn round outwards sprays rivers circumference formula, and then makes the diffusion scope of rivers bigger.

The invention has the following beneficial effects:

1. according to the microbial fermentation method, the liquid guide cavity and the filtrate cavity are arranged, heat and gas generated in the fermentation process are utilized, water flows into the liquid guide cavity, a water source and a gas source are periodically supplemented into the filtrate cavity in the liquid guide cavity, a high-pressure environment is formed in the filtrate cavity, air and water flow are converged in the filtrate cavity, partial oxygen is dissolved in the water flow and is sprayed into a fertilizer under the action of pressure, the water flow carries the oxygen to diffuse into a fertilizer pile by utilizing the good diffusion effect of the water flow, meanwhile, the water flow conducts the heat in the fertilizer pile in the diffusion process, the heat is uniformly dispersed in the fermentation cavity, and the fermentation degree of the fertilizer pile is uniform.

2. According to the microbial fermentation method, the floating plate is arranged, the floating plate is enabled to float on the liquid surface under the action of water pressure and gravity, the siphon pipe is enabled to be in contact with the liquid surface, the siphon pipe is further prevented from being blocked by deposited filter residues, meanwhile, the volume of the filtrate cavity in the initial state is smaller through the arrangement of the floating plate and the spring, the water pressure and the air pressure are further facilitated to rise, meanwhile, the fusion degree of oxygen in the air and water flow is increased under the condition of higher pressure, the content of oxygen carried in the water flow is further effectively higher, and the effect of supplementing oxygen to the water flow is enhanced.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a flow chart of a method of the present invention;

FIG. 2 is a partial cross-sectional view of the septic tank;

FIG. 3 is a cross-sectional view of the septic tank;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a cross-sectional view of the rotor;

in the figure: the device comprises a bin body 1, a sealing cover 11, a filtering plate 2, a sliding plate 21, an inflatable bag 22, a sealing plate 23, a telescopic pipe 3, a siphon pipe 31, a rotary head 32, an elastic pipe 33, a limiting ring 34, an elastic plate 35, a floating plate 4, a rubber pad 41, an extrusion plate 5, an extrusion bag 51, a pressurizing plate 52, a deformation bag 53, a compressor 6, an air guide pipe 61, an expansion bag 62 and a baffle 63.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, a microbial fermentation method according to the present invention includes the following steps:

wherein the septic bin in S2 comprises a bin body 1, a sealing cover 11 and a filter plate 2; the bin body 1 is a rectangular cavity type structure body; the top of the bin body 1 is provided with an opening; the sealing cover 11 is hinged at an opening above the bin body 1; the inner cavity of the bin body 1 is fixedly connected with a filter plate 2; the filter plate 2 divides the bin body 1 into a fermentation chamber and a filtrate chamber; a flow guide groove is formed in the filter plate 2; one side of the diversion trench, which is close to the fermentation bin, is provided with uniformly distributed filter holes; a rubber plug is fixedly connected in the filtering hole; the rubber plug is provided with a one-way opening; the flow guide grooves are communicated with each other, and one sides of the flow guide grooves, which are close to the filtrate cavity, are inclined towards one side; a liquid guide cavity is formed in one side, located on the filtrate cavity, of the bin body 1; the lowest end of the diversion trench in the vertical direction is communicated with the liquid guide cavity; a sliding plate 21 is connected in the liquid guide cavity in a sliding and sealing manner; the bottom end of the sliding plate 21 is fixedly connected with an inflatable bag 22; the air-filled bag 22 is communicated with the outside and the filtrate cavity through a one-way catheter; one side of the liquid guide cavity, which is close to the filtrate cavity, is provided with first through grooves which are uniformly distributed; the first through groove is positioned at the opening of the filtrate cavity and is positioned at the bottom of the filtrate cavity; a first sliding groove is formed in the inner wall of the liquid guide cavity; the first sliding groove is communicated with the first through groove; a sealing plate 23 is connected in the first sliding chute in a sliding manner; the bottom of the sealing plate 23 is elastically connected with the first sliding groove through a spring; the sealing plate 23 is in an L-shaped design, and the sealing plate 23 extends into the drainage cavity; the filter plate 2 is fixedly connected with telescopic pipes 3 which are uniformly distributed; the telescopic pipe 3 penetrates through the filter plate 2 and extends into the filtrate cavity; one end of the telescopic pipe 3, which is positioned in the filtrate cavity, is fixedly connected with a siphon pipe 31; the top end of the telescopic pipe 3 is designed in a sealing way; the top end of the extension tube 3 is rotatably connected with a rotary head 32; the side wall of the rotating head 32 is provided with uniformly distributed rotating grooves; an elastic tube 33 is arranged in the rotating groove; the elastic tube 33 extends into the inner cavity of the telescopic tube 3; the elastic pipes 33 are sleeved with limit rings 34; the limiting ring 34 is connected in the rotating groove in a sliding manner; the limiting ring 34 is made of magnetic material; the inner cavity of the extension tube 3 is provided with a second sliding chute; an elastic plate 35 is elastically connected in the second sliding groove through a spring; the elastic plate 35 is provided with a one-way guide hole; the limiting ring 34 and the elastic plate 35 are made of magnetic materials and are designed to be mutually exclusive;

in the prior art, ventilation is carried out on organic matters in the process of fermenting and composting the organic matters, so that the normal propagation and development of aerobic bacteria in the organic matters are ensured, the organic matters are decomposed and humus by the aerobic bacteria, the composting time of the organic matters is greatly shortened, most of the prior art carries out ventilation treatment by turning over fertilizers, on one hand, the fertilizer turning over treatment not only needs more manpower and material resources, but also has lower ventilation efficiency, the prior art plays a role of supplementing the oxygen atmosphere in the piled organic matters by forced ventilation in order to save the labor cost, but because the fertilizers are piled together, the running distance of airflow in the fertilizers is too short, so that the oxygen mixed in the airflow cannot be effectively diffused in the organic matters pile, and simultaneously, a large amount of filtrate is downwards gathered in the bottom of the organic matters in the composting process, so that the fertilizers generate humidity difference in the composting process, therefore, composting progress has certain difference, meanwhile, the air flow has poorer effect in filtrate, oxygen in the air flow cannot be effectively diffused, and further aerobic bacteria die greatly, when the device works, treated organic matters are stacked into a rotting bin, a sealing cover 11 is closed, as the organic matters are greatly contacted with air in the stacking process, the oxygen content in the fertilizer stack is sufficient in an initial state, inoculated bacillus subtilis and bacillus coagulans are rapidly propagated and developed, aerobic respiration is carried out in the strain propagation process to consume a carbon source in the fertilizer, so that carbon dioxide and moisture are generated, the temperature and the air pressure in the rotting bin are increased due to the generation of the carbon dioxide, and steam is generated due to the fact that the water content in the fertilizer is larger, so that the air pressure is effectively increased, and the increased air pressure enables the excess moisture in the fertilizer to move towards the direction of a filter plate 2, and the water drops are gathered in the diversion trench in the filter plate 2 under the action of pressure and flow into the liquid guide cavity along the diversion trench, the water flow in the liquid guide cavity is gradually increased, and heat is continuously released along with the fermentation to cause the decomposition of sodium bicarbonate and the evaporation of water, so that the air pressure in the fermentation cavity is continuously increased, the sliding plate 21 in the liquid guide cavity compresses the air bag 22 to slide downwards under the action of liquid gravity and air pressure, the sealing plate 23 is gradually extruded in the sliding process, the sealing plate 23 is pressed to downwards extrude the spring, so that the first through groove is gradually communicated with the first sliding groove along with the sliding, the upper surface of the sliding plate 21 is communicated with the filtrate cavity, the water flow flows into the filtrate cavity along the first through groove, the sealing plate 23 and the sliding plate 21 are reset under the action of the spring, the air bag 22 inputs the internal gas into the filtrate cavity during the pressing of the sliding plate 21 and the sealing plate 23, in the resetting process of the sliding plate 21 and the sealing plate 23, the air bag 22 extracts outside air for the next use, the air and water flow are converged in the filtrate cavity, along with the flow of the filtrate, oxygen in the air is dissolved in the water flow, along with the reciprocating motion of the sliding plate 21, the water level in the filtrate cavity is gradually increased, the air pressure is gradually increased, when the water level covers the siphon tube 31, the water flow rises along the siphon tube 31 to the extension tube 3 under the action of the air pressure, and the water pressure drives the extension tube 3 to extend to the fermentation cavity under the continuous inflating effect of the air bag 22, after the extension tube 3 is completely extended, the water pressure drives the elastic plate 35 to slide upwards, so that the limit ring 34 which is mutually exclusive with the elastic plate 35 slides in the rotating groove, and the elastic tube 33 is expanded along with the continuous upward movement of the limit ring 34, so that the elastic tube 33 is communicated with the inner cavity of the extension tube, under the action of supplementing water flow and air pressure into the filtrate cavity by the gap of the drainage cavity, the water flow is sprayed to the surface of the fertilizer pile from the elastic tube 33, further utilizes the permeation and diffusion effect of the water flow to enable the water flow to carry oxygen to be diffused in the fertilizer pile, and utilizes the heat and the gas generated in the fermentation process through arranging the liquid guide cavity and the filtrate cavity, so that the water flows into the liquid guide cavity, and the water source and the air source are periodically supplemented into the filtrate cavity in the liquid guide cavity, so that a high-pressure environment is formed in the filtrate cavity, air and water flow are converged in the filtrate cavity, partial oxygen is dissolved in the water flow and is sprayed in the fertilizer under the action of pressure, and by utilizing the good diffusion effect of the water flow, so that the water flow carries oxygen to diffuse into the fertilizer pile, and meanwhile, the water flow conducts heat in the fertilizer pile in the diffusion process, so that the heat is uniformly dispersed in the fermentation cavity, and the fermentation degree of the fertilizer pile is more uniform.

As an embodiment of the present invention, the siphon tube 31 is connected with the telescopic tube 3 in a sliding and sealing manner; the bottom of the siphon tube 31 is fixedly connected with a floating plate 4; the floating plate 4 is made of light materials; the floating plate 4 is connected with the filtrate cavity in a sliding and sealing mode, and the upper surface of the floating plate 4 is elastically connected with the filtrate cavity through a spring; the during operation, through setting up kickboard 4, utilize kickboard 4 to receive water pressure and effect of gravity, make kickboard 4 float on the liquid level, and then make siphon 31 and liquid level contact, and then avoid siphon 31 to receive sedimentary filter residue to block up, simultaneously through setting up kickboard 4 and spring, it is long-pending less to make initial condition lower filtrate cavity, and then the rising of the water pressure and atmospheric pressure of being convenient for, the degree of fusion of oxygen and rivers risees in the air under the great condition of pressure simultaneously, and then the oxygen content who carries in the effectual messenger rivers is higher, the effect of reinforcing rivers supplementary oxygen.

As an embodiment of the invention, the bottom of the filtrate cavity is fixedly connected with a rubber pad 41; a cavity is formed in the rubber pad 41; the inflatable bag 22 and the rubber pad 41 are designed to be communicated in a one-way mode; micropores which are uniformly distributed are formed in the surface of the rubber pad 41; in the initial state, the micropores on the rubber pad 41 are in a closed state, and when the rubber pad 41 expands, the micropores are opened; during operation, gas cell 22 receives the pressure effect of sliding plate 21, input inside air to rubber pad 41 cavity gradually, and then make rubber pad 41 inflation, the micropore on the expanded rubber pad 41 is opened, and then make gas with the form of microbubble to the diffusion in the filtrating chamber, the air current can prolong the contact time between air current and the rivers effectively from the bottom in-process of floating upwards on the one hand, the form of even microbubble can also make the area of contact increase of air current and rivers simultaneously, and then make oxygen in the air current fuse the degree reinforcing in to rivers, make the rivers oxygen content increase, reinforcing tonifying qi effect.

As an embodiment of the invention, the side wall of the bin body 1, which is positioned on the fermentation cavity, is provided with evenly distributed heat preservation cavities; mercury solution is filled in the heat preservation cavity; the extrusion plates 5 are connected in the heat-preservation cavities in a sliding and sealing manner; the upper surface of the extrusion plate 5 is fixedly connected with an extrusion bag 51; a third sliding chute is arranged on one side of the sealing cover 11 close to the bin body 1; a pressure increasing plate 52 is connected in the third sliding chute in a sliding manner; a deformation bag 53 is fixedly connected between the pressure increasing plate 52 and the third chute; an air outlet groove is formed in one side, located on the third sliding groove, of the sealing cover 11; the gas outlet groove and the fermentation cavity are communicated in an initial state; during operation, the fertilizer continuously generates heat in the fermentation process, the mercury solution is gradually heated and heated in the process of heat dissipation outwards, so that the mercury solution expands, the expanded mercury solution pushes the extrusion plate 5, the extrusion plate 5 pushes the extrusion bag 51, the extrusion bag 51 deforms, the internal gas is input into the deformation bag 53 by the extrusion bag 51, the deformation bag 53 expands, the pressurization plate 52 moves into the fermentation chamber, the gas in the fermentation chamber is compressed, the gas pressure in the fermentation chamber is effectively enhanced, meanwhile, in the process of increasing the gas pressure, the elastic pipe 33 on the rotary head 32 outwards sprays water flow, the water flow flows through the outer wall of the bin body 1 to cool the mercury solution, the temperature of the mercury solution is reduced, the pressurization plate 52 is driven to reset, the continuous intermittent up-and-down movement is realized, the gas pressure in the fermentation chamber is effectively changed periodically, and the change amplitude is large, so that the circulation of the water flow is effectively completed, and oxygen is uniformly diffused into the fertilizer pile by utilizing the circulation of the water flow.

As an embodiment of the invention, one side of the bin body 1 is fixedly connected with a compressor 6; the inner walls of the extension tubes 3 are fixedly connected with air guide tubes 61; the gas guide pipe 61 and the compressor 6 are both communicated; an annular groove is formed at the junction of the rotating head 32 and the extension tube 3; the gas guide pipes 61 extend into the annular groove; the inner wall of the rotating groove is fixedly connected with an expansion bag 62; the expansion bag 62 is communicated with the annular groove; the side of the expansion bag 62, which is far away from the annular groove, is in elastic communication with the elastic tube 33; the during operation, the intervention of compressor 6, in with gas input to air duct 61 through compressor 6, and through air duct 61 with gas input to inflation bag 62, and then make inflation bag 62 inflation form the extrusion to spacing ring 34, and then accelerate spacing ring 34's removal, and then supplementary elastic tube 33 expandes, high-speed air current flows in to elastic tube 33 simultaneously, with the common in-process of outside injection of rivers, the air current forms the shearing to rivers, and then the spray regime that makes rivers enlarges, simultaneously oxygen in the air current fuses with rivers when shearing, can also promote the oxygen content of rivers.

As an embodiment of the present invention, the annular groove is fixedly connected with uniformly distributed baffle plates 63; the air guide pipes 61 are positioned in the annular groove and are all obliquely arranged; the gas guide pipe 61 and the baffle 63 are both vertically designed; when the water flow expansion device works, air flow is input into the annular groove through the air guide pipe 61 and impacts the baffle 63 in the annular groove, so that the rotary head 32 rotates on the extension pipe 3, the elastic pipe 33 on the rotary head 32 sprays water flow outwards in a circumferential mode, and the diffusion range of the water flow is larger.

The specific working process is as follows:

when the device works, the treated organic matters are stacked in the septic bin, the sealing cover 11 is closed, the organic matters are in large contact with air in the stacking process, the oxygen content in the fertilizer stack is sufficient in the initial state, the inoculated bacillus subtilis and bacillus coagulans are rapidly propagated and developed, aerobic respiration is carried out in the strain propagation process to consume a carbon source in the fertilizer, carbon dioxide and moisture are further generated, the temperature and the air pressure in the septic bin are increased due to the generation of the carbon dioxide, steam is generated due to the temperature rise due to the large water content in the fertilizer, the air pressure is further effectively increased, the increased air pressure enables excess water in the fertilizer to move towards the filter plate 2, water drops are gathered in the diversion grooves in the filter plate 2 under the action of the pressure and flow into the liquid guide cavity along with the diversion grooves, the water flow in the liquid guide cavity is gradually increased along with the fermentation, the continuous release of heat causes the decomposition of sodium bicarbonate and the evaporation of water, so that the air pressure in the fermentation cavity is continuously increased, the sliding plate 21 in the liquid guide cavity compresses the air bag 22 to slide downwards under the action of liquid gravity and air pressure, the sealing plate 23 is gradually extruded in the sliding process, the sealing plate 23 is pressed to extrude the spring downwards, the first through groove is gradually communicated with the first sliding groove along with the sliding, the upper surface of the sliding plate 21 is communicated with the filtrate cavity, water flows into the filtrate cavity along the first through groove, the sealing plate 23 and the sliding plate 21 reset under the action of the spring, the air bag 22 inputs the internal gas into the filtrate cavity in the downward pressing process of the sliding plate 21 and the sealing plate 23, the air bag 22 extracts the external air in the resetting process of the sliding plate 21 and the sealing plate 23, the air and the water flow are converged in the filtrate cavity for the next use, and along with the flow of the filtrate, the oxygen in the air is dissolved in the water flow, along with the reciprocating motion of the sliding plate 21, the water level in the filtrate cavity is gradually increased, and the air pressure is gradually increased, when the water level covers the siphon 31, the water flow rises along the siphon 31 to the interior of the telescopic tube 3 under the action of the air pressure, and under the action of the continuous inflation effect of the inflation bag 22, the water pressure drives the telescopic tube 3 to extend to the fermentation cavity, after the telescopic tube 3 is completely stretched, the water pressure drives the elastic plate 35 to slide upwards, so that the limit ring 34 mutually exclusive to the elastic plate 35 slides in the rotating groove, further along with the continuous upward movement of the limit ring 34, the elastic tube 33 is unfolded, further the communication between the elastic tube 33 and the inner cavity of the telescopic tube 3 is realized, under the action of supplementing the water flow and the air pressure to the filtrate cavity by the clearance of the liquid guide cavity, the water flow is sprayed from the elastic tube, the water flow is made to carry oxygen to diffuse in the compost heap.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A microbial fermentation method is characterized in that: the microbial fermentation method comprises the following steps:

wherein the septic bin in S2 comprises a bin body (1), a sealing cover (11) and a filter plate (2); the bin body (1) is a rectangular cavity type structure body; the top of the bin body (1) is provided with an opening; the sealing cover (11) is hinged at an opening above the bin body (1); the inner cavity of the bin body (1) is fixedly connected with a filter plate (2); the filter plate (2) divides the bin body (1) into a fermentation cavity and a filtrate cavity; a flow guide groove is formed in the filter plate (2); one side of the diversion trench, which is close to the fermentation bin, is provided with uniformly distributed filter holes; a rubber plug is fixedly connected in the filtering hole; the rubber plug is provided with a one-way opening; the flow guide grooves are communicated with each other, and one sides of the flow guide grooves, which are close to the filtrate cavity, are inclined towards one side; a liquid guide cavity is formed in one side, located on the filtrate cavity, of the bin body (1); the lowest end of the diversion trench in the vertical direction is communicated with the liquid guide cavity; a sliding plate (21) is connected in the liquid guide cavity in a sliding and sealing manner; the bottom end of the sliding plate (21) is fixedly connected with an inflatable bag (22); the air-filled bag (22) is communicated with the outside and the filtrate cavity through a one-way catheter; one side of the liquid guide cavity, which is close to the filtrate cavity, is provided with first through grooves which are uniformly distributed; the first through groove is positioned at the opening of the filtrate cavity and is positioned at the bottom of the filtrate cavity; a first sliding groove is formed in the inner wall of the liquid guide cavity; the first sliding groove is communicated with the first through groove; a sealing plate (23) is connected in the first sliding groove in a sliding manner; the bottom of the sealing plate (23) is elastically connected with the first sliding groove through a spring; the sealing plate (23) is in an L-shaped design, and the sealing plate (23) extends into the liquid guide cavity; the filter plate (2) is fixedly connected with telescopic pipes (3) which are uniformly distributed; the telescopic pipe (3) penetrates through the filter plate (2) and extends into the filtrate cavity; one end of the telescopic pipe (3) positioned in the filtrate cavity is fixedly connected with a siphon pipe (31); the top end of the telescopic pipe (3) is designed in a sealing way; the top end of the telescopic pipe (3) is rotatably connected with a rotating head (32); the side wall of the rotating head (32) is provided with rotating grooves which are uniformly distributed; an elastic tube (33) is arranged in the rotating groove; the elastic tube (33) extends into the inner cavity of the telescopic tube (3); the elastic pipes (33) are sleeved with limit rings (34); the limiting ring (34) is connected in the rotating groove in a sliding manner; the limiting ring (34) is made of magnetic materials; the inner cavity of the extension tube (3) is provided with a second sliding chute; an elastic plate (35) is elastically connected in the second sliding groove through a spring; the elastic plate (35) is provided with a one-way guide hole; the limiting ring (34) and the elastic plate (35) are made of magnetic materials and are mutually exclusive.

2. A microbial fermentation process according to claim 1, wherein: the siphon (31) is connected with the telescopic pipe (3) in a sliding and sealing manner; the bottom of the siphon (31) is fixedly connected with a floating plate (4); the floating plate (4) is made of light materials; the floating plate (4) is connected with the filtrate cavity in a sliding and sealing mode, and the upper surface of the floating plate (4) is elastically connected with the filtrate cavity through a spring.

3. A microbial fermentation process according to claim 2, wherein: the bottom of the filtrate cavity is fixedly connected with a rubber pad (41); a cavity is formed in the rubber pad (41); the inflatable bag (22) and the cavity of the rubber pad (41) are designed to be communicated in a single direction; micropores which are uniformly distributed are formed in the surface of the rubber pad (41); the micropores on the rubber pad (41) are in a closed state in an initial state, and the micropores are opened after the rubber pad (41) expands.

4. A microbial fermentation process according to claim 1, wherein: the bin body (1) is positioned on the side wall of the fermentation cavity and is provided with heat preservation cavities which are uniformly distributed; mercury solution is filled in the heat preservation cavity; the heat preservation cavities are all connected with extrusion plates (5) in a sliding and sealing manner; the upper surface of the extrusion plate (5) is fixedly connected with an extrusion bag (51); a third sliding groove is formed in one side, close to the bin body (1), of the sealing cover (11); a pressure increasing plate (52) is connected in the third sliding groove in a sliding manner; a deformation bag (53) is fixedly connected between the pressure increasing plate (52) and the third sliding chute; an air outlet groove is formed in one side, located on the third sliding groove, of the sealing cover (11); the gas outlet groove and the fermentation cavity are communicated in the initial state.

5. A microbial fermentation process according to claim 1, wherein: one side of the bin body (1) is fixedly connected with a compressor (6); the inner walls of the extension tubes (3) are fixedly connected with air guide tubes (61); the gas guide pipe (61) and the compressor (6) are both in a conduction design; an annular groove is formed at the junction of the rotating head (32) and the telescopic pipe (3); the air guide pipes (61) extend into the annular groove; the inner wall of the rotating groove is fixedly connected with an expansion bag (62); the expansion bag (62) is communicated with the annular groove; the side of the expansion bag (62) far away from the annular groove is elastically communicated with the elastic tube (33).

6. A microbial fermentation process according to claim 1, wherein: baffle plates (63) which are uniformly distributed are fixedly connected in the annular groove; the air guide pipes (61) are positioned in the annular groove and are all obliquely arranged; the air duct (61) and the baffle (63) are both designed vertically.