CN113511928A - Aerobic fermentation system and process for organic biological fertilizer - Google Patents

Aerobic fermentation system and process for organic biological fertilizer Download PDF

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Publication number
CN113511928A
CN113511928A CN202110870315.1A CN202110870315A CN113511928A CN 113511928 A CN113511928 A CN 113511928A CN 202110870315 A CN202110870315 A CN 202110870315A CN 113511928 A CN113511928 A CN 113511928A
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fertilizer
fermentation
cavity
lifting
bio
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胡伟峰
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    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90—Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90—Apparatus therefor
    • C05F17/964—Constructional parts, e.g. floors, covers or doors
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90—Apparatus therefor
    • C05F17/964—Constructional parts, e.g. floors, covers or doors
    • C05F17/971—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material
    • C05F17/979—Constructional 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/90—Apparatus therefor
    • C05F17/964—Constructional parts, e.g. floors, covers or doors
    • C05F17/971—Constructional parts, e.g. floors, covers or doors for feeding or discharging materials to be treated; for feeding or discharging other material
    • C05F17/986—Constructional 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 liquid
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F3/00—Fertilisers from human or animal excrements, e.g. manure
    • C05F3/06—Apparatus for the manufacture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Manufacturing & Machinery (AREA)
  • Fertilizers (AREA)

Abstract

The invention discloses an aerobic fermentation system of organic bio-fertilizer and a fermentation process thereof, and the aerobic fermentation system comprises a fermentation container, a lifting mechanism, a lifting cylinder and a vibrating screening plate, wherein the vibrating screening plate is arranged in an inner cavity of the fermentation container, the fermentation container is divided into a lower fermentation cavity and an upper oxygen increasing cavity by the vibrating screening plate, a lifting feed channel is formed between the bottom end of the lifting cylinder and the bottom end of the fermentation container, the lifting mechanism is arranged in the inner cavity of the lifting cylinder, the bio-fertilizer in the fermentation container is conveyed into the oxygen increasing cavity by the lifting mechanism, and the bio-fertilizer in the oxygen increasing cavity is screened into the fermentation cavity by the vibrating screening plate. The activity of aerobic bacteria and the propagation efficiency of the aerobic bacteria are ensured, and simultaneously, the high temperature at the bottom of the fermentation cavity can be prevented, so that the pile turning is realized through the circular lifting and accumulation of biological fertilizer and fertilizer, and the balance of the overall temperature of the fertilizer in the fermentation cavity is ensured.

Description

Aerobic fermentation system and process for organic biological fertilizer
Technical Field
The invention belongs to the field of organic fertilizer preparation, and particularly relates to an aerobic fermentation system and a fermentation process for an organic bio-fertilizer.
Background
The traditional composting technology adopts an anaerobic field stacking method, which not only occupies large area and has long stacking time, but also has low harmless degree. The modern compost production generally adopts an aerobic composting process, and has the advantages of high mechanization degree, large treatment capacity, high compost fermentation speed, high harmless degree, convenience for clean production and the like. Aerobic composting of livestock manure usually consists of pretreatment, primary fermentation, secondary fermentation, subsequent processing, storage and other procedures.
The bio-fertilizer can produce more carbon dioxide, water vapor and high temperature in the fermentation process, and if the fermentation environment cannot be maintained and balanced in time, the bio-fertilizer has low fermentation efficiency and poor fermentation effect.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the aerobic fermentation system of the organic bio-fertilizer and the fermentation process thereof, which can balance the fermentation environment and ensure the fermentation efficiency and the fermentation quality.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides an aerobic fermentation system of organic bio-fertilizer, includes fermentation vessel, hoist mechanism, promotes the barrel and vibrates the screening board, be provided with in fermentation vessel's the inner chamber and vibrate the screening board, fermentation vessel separates into fermentation chamber and the oxygenation chamber on upper portion of lower part through vibrating the screening board, it just fixes and sets up to promote barrel interval in fermentation vessel's the inner chamber, just it runs through to vibrate the screening board setting to promote the barrel, just the both ends that promote the barrel are located fermentation chamber and oxygenation intracavity respectively, it promotes feedstock channel to constitute between the bottom of barrel and the bottom of fermentation vessel to promote the hoist mechanism sets up in promoting the inner chamber of barrel, just bio-fertilizer in the fermentation vessel transports to the oxygenation intracavity through hoist mechanism, bio-fertilizer in the oxygenation intracavity sieves the screening board and falls to the fermentation chamber in through vibrating.
Furthermore, a separation dispersing mechanism is arranged at an outlet at the top end of the lifting cylinder, the biological fertilizer at the discharge end of the lifting cylinder is discharged in a dispersing manner through a separation crushing mechanism, a separation crushing mechanism is arranged in the oxygen increasing cavity, and the biological fertilizer on the vibration screening plate is crushed through the separation crushing mechanism.
Further, the separation is dispersed the mechanism and is included fixed ring seat, dispersion impeller and gyration garrulous cutter, the coaxial setting of fixed ring seat is on the top port that promotes the barrel, the fixed ring seat is along the radial outside extension that promotes the barrel, coaxial rotation is provided with the dispersion impeller on the outer lane of fixed ring seat, hoist mechanism is spiral lifting rod mechanism, gyration garrulous cutter sets up in hoist mechanism's pivot, the dispersion impeller is connected on gyration garrulous cutter, on the dispersion impeller was entered into through gyration garrulous cutter breakage back to the bio-fertilizer on the fixed ring seat, and the bio-fertilizer granule after the garrulous is outwards centrifuged through the dispersion impeller and is dispersed.
Further, gyration fragmentation cutter includes supporting disk and gyration blade, the supporting disk interval sets up in the pivot of hoist mechanism in the top port of promoting the barrel, and is a plurality of gyration blade circumference array sets up in the bottom of supporting disk, and is a plurality of the pitch circle of gyration blade is less than the internal diameter of dispersion impeller.
Further, separation and fragmentation mechanism is in including setting up the connecting rod on the dispersion impeller and setting up grind garrulous pole on the connecting rod, grind the pole and be on a parallel with and vibrate the screening board, just grind pole laminating or the upper surface that the clearance set up at vibration screening board.
Further, the connecting rod includes fixed connection pole and swing joint pole, the fixed setting of fixed connection pole's one end is on the dispersion impeller, the other end of fixed connection pole is on a parallel with the axial setting that promotes the barrel, just the movable orifice has been seted up to fixed connection pole's bottom, swing joint pole's one end is provided with the pole of smashing, just swing joint pole's the other end passes through the elastic component and connects in the movable orifice, swing joint pole is for fixed connection pole elastic telescopic displacement in vertical.
Furthermore, the oscillating screening plate is of an annular plate structure, the grinding rods are arranged along the radial direction of the oscillating screening plate, the oscillating screening plate comprises a plurality of screening holes which are circumferentially arrayed by taking the lifting cylinder as an axis, a plurality of elastic stirring bodies are arranged on one side wall of the grinding rods, which faces the oscillating screening plate, along the length direction at intervals, and are arranged opposite to the screening holes in the radial direction of the oscillating screening plate respectively, one end of each elastic stirring body is vertically and fixedly arranged on the grinding rods, and the other end of each elastic stirring body is a free end; when the elastic stirring body moves along with the grinding rod, the elastic stirring body is elastically bent on the plate body or elastically reset into the screening hole through the vibrating screening plate in the rotation direction.
Further, an air exchange cavity is arranged between the top of the fermentation cavity and the vibrating screening plate, a humidity maintaining assembly is further arranged on the fermentation container, and air humidity is maintained in the air exchange cavity through the humidity maintaining assembly;
the humidity maintaining assembly comprises a circulating pipe, an air pump and a dehumidifying assembly, the circulating pipe is a pipe body structure which is arranged outside the fermentation container and has two open ends, two ends of the circulating pipe are respectively communicated with the ventilating cavity, the air pump and the dehumidifying assembly are arranged on a pipeline of the circulating pipe in series, and air in the ventilating cavity flows back to the ventilating cavity after being dehumidified by the circulating pipe.
Furthermore, the fermentation container comprises an upper device body and a lower device body which are relatively and fixedly arranged, the vibration screening plate is transversely arranged between the upper device body and the lower device body, two side surfaces of the vibration screening plate are respectively connected to the upper device body and the lower device body through flexible sealing ring sleeves, and the upper device body or the lower device body is provided with a vibration driving mechanism.
A fermentation process of an aerobic fermentation system of organic bio-fertilizer comprises the following steps:
s1: putting a biological fertilizer to be fermented into the fermentation cavity, enabling the biological fertilizer capacity in the fermentation cavity to be lower than that of the oscillation screening plate, starting the lifting mechanism, enabling the biological fertilizer in the fermentation cavity to enter the lifting cylinder through the lifting feed channel, continuously lifting upwards until the biological fertilizer is discharged from the top outlet of the lifting cylinder, and enabling the biological fertilizer in the lifting cylinder to exchange heat with the biological fertilizer outside the lifting cylinder in the lifting process of the biological fertilizer in the lifting cylinder;
s2: the bio-fertilizer discharged upwards through the lifting barrel is scattered outwards in a scattering manner through the separating and scattering mechanism, the bio-fertilizer is fully contacted with air in the scattering process, carbon dioxide, water vapor and partial heat are discharged outwards from the bio-fertilizer, the bio-fertilizer scattered on the oscillating screening plate is crushed through the separating and crushing mechanism, and the crushed bio-fertilizer particles fall back to the upper layer of the fermentation cavity left, right and downwards through vertical oscillation of the oscillating screening plate;
s3: looping steps S1-S2.
Has the advantages that: according to the invention, the biological fertilizer at the bottom in the fermentation cavity is lifted upwards through the lifting barrel and the lifting mechanism, the fertilizer with high temperature at the bottom can be conveyed to the oxygen increasing cavity to be contacted with air, carbon dioxide and water vapor generated in aerobic fermentation are discharged outwards, the carbon dioxide and water vapor are prevented from being accumulated in the fermentation cavity to influence the decomposition fermentation efficiency of aerobic bacteria, the activity and the propagation efficiency of the aerobic bacteria are ensured, part of heat can be discharged outwards to the outside of the fermentation container to prevent the bottom of the fermentation cavity from being high temperature, the pile turning is realized through the cyclic lifting and piling of the biological fertilizer, the integral temperature balance of the fertilizer in the fermentation cavity is ensured, and the fermentation efficiency and the fermentation quality are ensured. Can sieve the bio-fertilizer who transports to in the oxygenation chamber through vibrating the screening board and vibrate the breakage, reduce bio-fertilizer granule particle diameter, promote fermentation rate.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic half-section of the overall structure of the present invention;
FIG. 3 is a schematic perspective view of the internal structure of the fermentation vessel of the present invention;
FIG. 4 is an enlarged view of the structure of part A of the present invention;
FIG. 5 is an enlarged view of a portion of the structure B of the present invention;
FIG. 6 is an enlarged view of a portion of the structure C of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in attached figures 1 and 2, the aerobic fermentation system for organic biofertilizer comprises a fermentation container 1, a lifting mechanism 2, a lifting cylinder 3 and a vibrating screening plate 4, wherein the vibrating screening plate 4 is arranged in an inner cavity of the fermentation container 1, the fermentation container 1 is separated into a fermentation cavity 6 at the lower part and an oxygen increasing cavity 7 at the upper part by the vibrating screening plate 4, the oxygen increasing cavity 7 is communicated with the outside air, the lifting cylinder 3 is arranged in the inner cavity of the fermentation container 1 at intervals and fixedly, the lifting cylinder 3 penetrates through the vibrating screening plate 4, the vibrating screening plate 4 is vibrated up and down in a reciprocating manner, the vibrating screening plate 4 is displaced relative to the lifting cylinder 3, two ends of the lifting cylinder 3 are respectively positioned in the fermentation cavity 6 and the oxygen increasing cavity 7, a lifting feed channel 8 is formed between the bottom end of the lifting cylinder 3 and the bottom end of the fermentation container 1, the bio-fertilizer piled up in the fermentation chamber 6 enters into the bottom port of the lifting barrel 3 through the lifting feed channel 8, the lifting mechanism 2 is arranged in the inner cavity of the lifting barrel 3, the bio-fertilizer in the fermentation container 1 is conveyed to the oxygen increasing chamber 7 through the lifting mechanism 2, and the bio-fertilizer in the oxygen increasing chamber 7 is screened down to the fermentation chamber 6 through the vibrating screening plate 4.
According to the invention, the biological fertilizer at the bottom in the fermentation cavity 6 is lifted upwards through the lifting barrel 3 and the lifting mechanism 2, the fertilizer with high temperature at the bottom can be conveyed to the oxygenation cavity 7 to be contacted with air, and simultaneously, carbon dioxide and water vapor generated in aerobic fermentation are discharged outwards, so that the carbon dioxide and water vapor are prevented from being gathered in the fermentation cavity 6 to influence the decomposition fermentation efficiency of aerobic bacteria, the activity and the propagation efficiency of the aerobic bacteria are ensured, meanwhile, part of heat can be discharged outwards to the outside of a fermentation container, the high temperature at the bottom of the fermentation cavity is prevented, the pile turning is realized through the cyclic lifting and piling of the biological fertilizer, the balance of the overall temperature of the fertilizer in the fermentation cavity is ensured, and the fermentation efficiency and the fermentation quality are ensured. Screening and vibrating crushing can be carried out on the biological fertilizer conveyed to the oxygenation cavity 7 through vibrating the screening plate 4, the particle size of biological fertilizer particles is reduced, and the fermentation rate is improved.
As shown in fig. 2 to 4, a separation dispersing mechanism 5 is arranged at an outlet at the top end of the lifting cylinder 3, the bio-fertilizer at the discharge end of the lifting cylinder 3 is discharged in a dispersing manner through the separation reducing mechanism 5, so that the bio-fertilizer lifted upwards can be fully contacted with air, on one hand, carbon dioxide, water vapor and partial heat in the fertilizer can be diffused outwards, and on the other hand, the bio-fertilizer can be effectively contacted with oxygen to increase the oxygen content of the bio-fertilizer.
Be provided with separation garrulous mechanism 9 in the oxygenation chamber 7, vibrate the bio-fertilizer on the screening board 4 and construct 9 garrulous through the separation garrulous, through smashing bio-fertilizer, can do benefit to bio-fertilizer and sieve and vibrate the breakage from vibrating the screening board, reduce bio-fertilizer granule particle diameter, promote the contact sufficiency of good oxygen bacterium in oxygen, promote fermentation rate.
As shown in fig. 4, the separating and diverging mechanism 5 includes a fixed ring seat 11, a dispersion disc 12 and a rotary crushing cutter 13, the fixed ring seat 11 is coaxially arranged on the top end port of the lifting cylinder body 3, the fixed ring seat 11 is of an annular plate body structure, the fixed ring seat 11 extends outwards along the radial direction of the lifting cylinder 3, a dispersion disc 12 is coaxially and rotatably arranged on the outer ring of the fixed ring seat 11, the lifting mechanism 2 is a spiral lifting rod mechanism, the rotary crushing cutter 13 is arranged on a rotating shaft of the lifting mechanism 2, gyration reducing tool 13 includes supporting disk 14 and gyration blade 15, supporting disk 14 interval sets up in hoist cylinder 3's top port in hoist mechanism's pivot, and is a plurality of 15 circumference arrays of gyration blade set up in the bottom of supporting disk 14, and a plurality of the pitch circle of gyration blade 15 is less than the internal diameter of dispersion impeller 12. The dispenser 12 is connected on gyration garrulous cutter 13, and from the gathering of the bio-fertilizer of promotion barrel top outlet discharge in the inboard of gyration garrulous cutter 13, and along with the rotation that promotes the hob, the bio-fertilizer of gathering carries out the garrulous separation gradually through gyration garrulous cutter, on the bio-fertilizer on the fixed ring seat 11 enters into the dispenser 12 through gyration garrulous cutter 13 after the breakage, the bio-fertilizer granule after the garrulous is outwards to be centrifugal and disperse through the circumferential direction of dispenser 12 for the bio-fertilizer granule can be even scatter on shaking the screening board, so that sieve.
Meanwhile, the biological fertilizer granule liquid after crushing and separation is fully contacted with air and subjected to gas exchange.
As shown in fig. 4 and 5, the separation and pulverization mechanism 9 includes a connecting rod 20 disposed on the dispersing plate 12 and a grinding rod 21 disposed on the connecting rod 20, the grinding rod 21 is parallel to the oscillating screen plate, and the grinding rod 21 is attached to or spaced from the upper surface of the oscillating screen plate 4. When vibrating screening board 4 and vibrate, the bio-fertilizer granule can be through grinding garrulous pole 21 and roll breakage and extrusion breakage, does benefit to the bio-fertilizer granule simultaneously and sieves the board through vibrating, prevents to block up the screening hole.
Connecting rod 20 includes fixed connection pole 22 and swing joint pole 23, the fixed setting on dispersion impeller 12 of fixed connection pole 22's one end, fixed connection pole 22's the other end is on a parallel with the axial setting that promotes the barrel, just swing joint pole 22's bottom has been seted up movable hole 24, movable hole 24 is the quad slit for it is spacing to lead the back week to swing joint pole 23, swing joint pole 23's one end is provided with grinds garrulous pole 21, just the other end of swing joint pole 23 passes through the elastic component 25 and connects in movable hole 24, swing joint pole 23 is for fixed connection pole 22 at the vertical flexible displacement of going up elasticity. When vibrating screening board 4 reciprocal oscillation in-process, grind garrulous pole 21 and can laminate all the time at the upper surface that vibrates screening board 4, can stir and the disturbance to vibrating the bio-fertilizer on the screening board effectively, guarantee quick screening.
As shown in fig. 6, the oscillating screening plate 4 is a circular plate structure, the crushing rods 21 are arranged along the radial direction of the oscillating screening plate 4, the oscillating screening plate 4 includes a plurality of screening holes 41, and the screening holes 41 are circumferentially arranged in an array by taking the lifting cylinder as an axis, a plurality of elastic stirring bodies 26 are arranged on one side wall of the crushing rod 21 facing the oscillating screening plate 4 along the length direction, the elastic stirring bodies 26 are springs or elastic pieces, and the like, the elastic stirring bodies 26 are respectively arranged opposite to the screening holes 41 in the radial direction of the oscillating screening plate, one end of each elastic stirring body 26 is vertically and fixedly arranged on the crushing rod 21, and the other end is a free end; when the elastic shifting body 26 moves along with the grinding rod 21, the elastic shifting body 26 is elastically bent on the plate body or elastically returns to the screening holes 41 through the vibrating screening plate 4 in the rotation direction, so that the screening holes 41 can be cleaned, and the blocking of the screening holes 41 is prevented.
Fermentation vessel 1 contains the upper part of the body 51 and the lower part of the body 52 that relatively fixed set up, it is horizontal to vibrate screening board 4 between upper part of the body 51 and the lower part of the body 52, it connects in upper part of the body 51, lower part of the body 52 through flexible closed loop 53 respectively to vibrate the both sides face of screening board 4, flexible sealed loop 53 is the bellows, it all is provided with the location guide ring on the wall body about vibrating on screening board 4, the guide ring laminating is in upper wall body, lower wall body for lead to vibrating screening board, upper part of the body 51 or lower part of the body 52 are provided with vibrates actuating mechanism 54, it is the vibration exciter to vibrate actuating mechanism 54.
As shown in fig. 1 and fig. 2, a ventilation cavity 30 is arranged between the top of the fermentation cavity 7 and the vibrating sieving plate 4, a humidity maintaining assembly is further arranged on the fermentation container 1, and air humidity is maintained in the ventilation cavity through the humidity maintaining assembly;
the humidity maintaining assembly comprises a circulating pipe 31, an air pump 32 and a dehumidifying assembly 33, the circulating pipe 31 is a pipe body structure which is arranged outside the fermentation container 1 and has two open ends, two ends of the circulating pipe 31 are respectively communicated with the ventilating cavity 30, the air pump 32 and the dehumidifying assembly 33 are arranged on a pipeline of the circulating pipe 31 in series, air in the ventilating cavity 30 is dehumidified by the circulating pipe 31 and then flows back to the ventilating cavity, and the circulating pipe 31 is also provided with an oxygen pipe 34 in parallel for adding oxygen to the ventilating cavity in a proper amount so as to ensure the decomposition and fermentation of aerobic bacteria.
Promote barrel 3 and be heat conduction material, the bio-fertilizer of 6 bottoms in fermentation chamber promotes the in-process at the promotion, promotes the bio-fertilizer in the barrel and promotes the outside bio-fertilizer heat exchange of barrel, can make the heat in the fermentation chamber even, prevents that local high temperature or temperature are not enough. Promote barrel 3 and be provided with a plurality of heat conduction fins 36 on being located the barrel in oxygenation chamber 7, heat conduction fins 36's bottom interval is in vibrating screening board 4 setting, on the one hand, the biological fertilizer in oxygenation chamber 7 passes through the even heat conduction of heat conduction fins 36, and on the other hand, heat conduction fins 36 can also carry out the choked flow of certain degree to vibrating the biological fertilizer on screening board 4, can make further reduction of biological fertilizer granule through grinding pole 21.
A fermentation process of an aerobic fermentation system of organic bio-fertilizer comprises the following steps:
s1: putting a biological fertilizer to be fermented into a fermentation cavity 7, enabling the volume of the biological fertilizer in the fermentation cavity 7 to be lower than that of a vibration screening plate 4, starting a lifting mechanism 2, enabling the biological fertilizer in the fermentation cavity 7 to enter a lifting barrel 3 through a lifting feed channel 8, continuously lifting upwards until the biological fertilizer is discharged from an outlet at the top end of the lifting barrel 3, and enabling the biological fertilizer in the lifting barrel to exchange heat with the biological fertilizer outside the lifting barrel in the lifting process of the biological fertilizer in the lifting barrel 3;
s2: the bio-fertilizer discharged upwards through the lifting barrel 3 is scattered outwards in a scattering manner through the separation scattering mechanism 5, the bio-fertilizer is fully contacted with air in the scattering process, carbon dioxide, water vapor and partial heat are discharged outwards from the bio-fertilizer, the bio-fertilizer scattered on the vibration screening plate 4 is crushed through the separation crushing mechanism 9, and the crushed bio-fertilizer particles fall back to the upper layer of the fermentation cavity 7 left, right and downwards through the vertical vibration of the vibration screening plate 4;
s3: looping steps S1-S2.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (10)

1. An aerobic fermentation system of organic bio-fertilizer, which is characterized in that: comprises a fermentation container (1), a lifting mechanism (2), a lifting barrel body (3) and a vibrating screening plate (4), wherein the vibrating screening plate (4) is arranged in an inner cavity of the fermentation container (1), the fermentation container (1) is separated into a fermentation cavity (6) at the lower part and an oxygen increasing cavity (7) at the upper part through the vibrating screening plate (4), the lifting barrel body (3) is arranged in the inner cavity of the fermentation container (1) at intervals and fixedly, the lifting barrel body (3) penetrates through the vibrating screening plate (4), the two ends of the lifting barrel body (3) are respectively positioned in the fermentation cavity (6) and the oxygen increasing cavity (7), a lifting feed channel (8) is formed between the bottom end of the lifting barrel body (3) and the bottom end of the fermentation container (1), the lifting mechanism (2) is arranged in the inner cavity of the lifting barrel body (3), and the bio-fertilizer in the fermentation container (1) is conveyed to the oxygen increasing cavity (7) through the lifting mechanism (2), the biological fertilizer in the oxygen increasing cavity (7) is screened into the fermentation cavity (6) through the vibrating screening plate (4).
2. The aerobic fermentation system of organic bio-fertilizer according to claim 1, characterized in that: the top outlet of the lifting cylinder (3) is provided with a separating and dispersing mechanism (5), the biological fertilizer at the discharge end of the lifting cylinder (3) is discharged in a dispersing manner through a separating and crushing mechanism (5), a separating and crushing mechanism (9) is arranged in the oxygen increasing cavity (7), and the biological fertilizer on the vibrating and screening plate (4) is crushed through the separating and crushing mechanism (9).
3. The aerobic fermentation system of organic bio-fertilizer according to claim 2, characterized in that: mechanism (5) is dispersed in separation includes fixed ring seat (11), dispersion impeller (12) and gyration hacking cutter (13), fixed ring seat (11) coaxial setting is on the top port that promotes barrel (3), fixed ring seat (11) are along the radial outside extension that promotes barrel (3), coaxial rotation is provided with dispersion impeller (12) on the outer lane of fixed ring seat (11), hoist mechanism (2) are spiral lifting rod mechanism, gyration hacking cutter (13) set up in the pivot of hoist mechanism (2), dispersion impeller (12) are connected on gyration hacking cutter (13), bio-fertilizer on fixed ring seat (11) enters into dispersion impeller (12) after through gyration hacking cutter (13) breakage on, and bio-fertilizer granule after the hacking is through dispersion impeller (12) outside centrifugation and is dispersed.
4. The aerobic fermentation system of organic bio-fertilizer according to claim 3, characterized in that: gyration shredding tool (13) are including supporting disk (14) and gyration blade (15), supporting disk (14) interval sets up in hoist mechanism's pivot in the top port of promotion barrel (3), and is a plurality of gyration blade (15) circumference array sets up in the bottom of supporting disk (14), and is a plurality of the pitch circle of gyration blade (15) is less than the internal diameter of dispersion impeller (12).
5. The aerobic fermentation system of organic bio-fertilizer according to claim 3, characterized in that: separating and smashing mechanism (9) are in including setting up connecting rod (20) on dispersion impeller (12) and setting grind garrulous pole (21) on connecting rod (20), grind garrulous pole (21) and be on a parallel with and vibrate the screening board, just grind garrulous pole (21) laminating or the upper surface that the clearance set up at vibration screening board (4).
6. The aerobic fermentation system of organic bio-fertilizer according to claim 5, wherein: connecting rod (20) are including fixed link (22) and swing joint pole (23), the fixed setting of one end of fixed link (22) is on dispersion impeller (12), the other end of fixed link (22) is on a parallel with the axial setting of promotion barrel, just movable hole (24) have been seted up to the bottom of fixed link (22), the one end of swing joint pole (23) is provided with grinds garrulous pole (21), just the other end of swing joint pole (23) passes through elastic component (25) and connects in movable hole (24), swing joint pole (23) are for fixed link (22) the flexible displacement of elasticity in vertical.
7. The aerobic fermentation system of organic bio-fertilizer according to claim 5, wherein: the vibration screening plate (4) is of a circular ring plate structure, the grinding rods (21) are arranged along the radial direction of the vibration screening plate (4), the vibration screening plate (4) comprises a plurality of screening holes (41), the screening holes (41) are circumferentially arrayed by taking the lifting cylinder as an axis, a plurality of elastic stirring bodies (26) are arranged on one side wall, facing the vibration screening plate (4), of the grinding rods (21) along the length direction at intervals, the elastic stirring bodies (26) are respectively arranged opposite to the screening holes (41) in the radial direction of the vibration screening plate, one end of each elastic stirring body (26) is vertically and fixedly arranged on the grinding rods (21), and the other end of each elastic stirring body is a free end; the elastic poking body (26) moves along with the grinding rod (21), and meanwhile, the elastic poking body (26) is elastically bent on the plate body or elastically reset into the screening hole (41) through the vibrating screening plate (4) in the rotation direction.
8. The aerobic fermentation system of organic bio-fertilizer according to claim 1, characterized in that: an air exchange cavity (30) is arranged between the top of the fermentation cavity (7) and the vibration screening plate (4), a humidity maintaining component is further arranged on the fermentation container (1), and air humidity is maintained in the air exchange cavity through the humidity maintaining component;
the humidity maintaining assembly comprises a circulating pipe (31), an air pump (32) and a dehumidifying assembly (33), the circulating pipe (31) is of a pipe body structure which is arranged outside the fermentation container (1) and has two open ends, the two ends of the circulating pipe (31) are respectively communicated with the ventilating cavity (30), the air pump (32) and the dehumidifying assembly (33) are arranged on a pipeline of the circulating pipe (31) in series, and air in the ventilating cavity (30) flows back to the ventilating cavity after being dehumidified by the circulating pipe (31).
9. The aerobic fermentation system of organic bio-fertilizer according to claim 1, characterized in that: the fermentation container (1) comprises an upper container body (51) and a lower container body (52) which are relatively and fixedly arranged, the vibration screening plate (4) is transversely arranged between the upper container body (51) and the lower container body (52), two side surfaces of the vibration screening plate (4) are respectively connected to the upper container body (51) and the lower container body (52) through flexible closed ring sleeves (53), and the upper container body (51) or the lower container body (52) is provided with a vibration driving mechanism (54).
10. The fermentation process of aerobic fermentation system for organic bio-fertilizer according to any of the claims 2 to 7, characterized in that: the method comprises the following steps:
s1: putting a biological fertilizer to be fermented into a fermentation cavity (7), enabling the volume of the biological fertilizer in the fermentation cavity (7) to be lower than that of a vibration screening plate (4), starting a lifting mechanism (2), enabling the biological fertilizer in the fermentation cavity (7) to enter a lifting barrel body (3) through a lifting feed channel (8), continuously lifting upwards until the biological fertilizer is discharged from an outlet at the top end of the lifting barrel body (3), and enabling the biological fertilizer in the lifting barrel body to exchange heat with the biological fertilizer outside the lifting barrel body in the lifting process of the biological fertilizer in the lifting barrel body (3);
s2: the bio-fertilizer discharged upwards through the lifting barrel (3) is scattered outwards in a scattering manner through the separating and scattering mechanism (5), the bio-fertilizer is fully contacted with air in the scattering process, carbon dioxide, water vapor and partial heat are discharged outwards from the bio-fertilizer, the bio-fertilizer scattered on the vibrating screening plate (4) is smashed through the separating and smashing mechanism (9), and the smashed bio-fertilizer particles are downwards fallen to the upper layer of the fermentation cavity (7) from left to right through the vertical vibration of the vibrating screening plate (4);
s3: looping steps S1-S2.
CN202110870315.1A 2021-07-30 2021-07-30 Aerobic fermentation system and process for organic biological fertilizer Withdrawn CN113511928A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114276178A (en) * 2021-12-11 2022-04-05 新沂市新南环保产业技术研究院有限公司 Organic fermented fertilizer production facility
CN115124085A (en) * 2022-07-27 2022-09-30 宁波一品生物技术有限公司 Preparation method and device of iron oxide red

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114276178A (en) * 2021-12-11 2022-04-05 新沂市新南环保产业技术研究院有限公司 Organic fermented fertilizer production facility
CN115124085A (en) * 2022-07-27 2022-09-30 宁波一品生物技术有限公司 Preparation method and device of iron oxide red
CN115124085B (en) * 2022-07-27 2024-01-02 宁波一品生物技术有限公司 Preparation method and device of iron oxide red

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Application publication date: 20211019