CN113510141B - Kitchen garbage utilization biological treatment system - Google Patents

Kitchen garbage utilization biological treatment system Download PDF

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Publication number
CN113510141B
CN113510141B CN202110932502.8A CN202110932502A CN113510141B CN 113510141 B CN113510141 B CN 113510141B CN 202110932502 A CN202110932502 A CN 202110932502A CN 113510141 B CN113510141 B CN 113510141B
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China
Prior art keywords
box
crushing
solid
kitchen waste
plate
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CN202110932502.8A
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Chinese (zh)
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CN113510141A (en
Inventor
孟行健
魏道春
王玉峰
李孝振
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Anhui Kunjian Biotechnology Co ltd
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Anhui Kunjian Biotechnology Co ltd
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Priority to CN202110932502.8A priority Critical patent/CN113510141B/en
Publication of CN113510141A publication Critical patent/CN113510141A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B02C18/0092—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage for waste water or for garbage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16—Details
    • B02C18/18—Knives; Mountings thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/32—Discharging presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
    • B30B9/047—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/04—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams
    • B30B9/06—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using press rams co-operating with permeable casings or strainers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
    • B02C2201/063—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage for waste water or sewage
    • 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

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention relates to a kitchen waste resource utilization biological treatment system which comprises a sorting mechanism, a conveying mechanism, a crushing mechanism, a solid-liquid separation mechanism, a fermentation mechanism, a discharge channel and a crushing assembly. The smashing assembly comprises an adjusting block, a folded plate, a rotating frame, smashing teeth and a smashing motor. The rotating frame is assembled in the discharging channel; the swivel mount is the cross, and swivel mount wherein both ends are connected with two regulating blocks respectively, and both ends are connected with two folded plates respectively in addition. The crushing teeth are distributed on the rotating frame. Smash the subassembly through the setting, kitchen garbage after solid-liquid separation enters into discharge passageway, and the swivel mount utilizes broken tooth to carry out the breakage to cubic rubbish in discharge passageway internal rotation, avoids cubic rubbish card in discharge passageway, keeps discharge passageway's noncongestion, also makes the rubbish that gets into fermentation mechanism be in loose state, is favorable to the fermentation.

Description

Kitchen garbage utilization biological treatment system
Technical Field
The invention relates to the field of environmental protection, in particular to a kitchen waste recycling biological treatment system.
Background
At present, in the kitchen waste biological treatment process, solid waste is generally fed into a fermentation cavity for fermentation after solid-liquid separation of the waste, so as to produce available organic fertilizer. However, the current solid-liquid separation operation is usually carried out in an extrusion mode, the separated solid garbage is blocky or blocky and is easy to block in a discharge pipeline, and the blocky and blocky garbage enters a fermentation cavity to influence the fermentation efficiency.
Disclosure of Invention
Therefore, the kitchen waste recycling biological treatment system is needed to solve the problems that solid waste separated in the existing kitchen waste treatment system is blocky or lumpy, a discharge pipeline is easily blocked, and the fermentation efficiency is affected when the blocky and lumpy waste enters a fermentation cavity.
A kitchen waste recycling biological treatment system comprises a sorting mechanism, a conveying mechanism, a crushing mechanism, a solid-liquid separation mechanism, a fermentation mechanism, a discharge channel and a crushing assembly. The sorting mechanism is used for sorting the kitchen waste. The conveying mechanism is used for conveying the sorted kitchen waste. The crushing mechanism is used for receiving the kitchen waste conveyed by the conveying mechanism and performing crushing treatment. The solid-liquid separation mechanism realizes solid-liquid separation by extruding the crushed kitchen waste. The fermentation mechanism is used for fermenting the solid-state kitchen waste after solid-liquid separation and converting the solid-state kitchen waste into organic fertilizer. One end of the discharge channel is communicated with a solid discharge port of the solid-liquid separation mechanism, and the other end of the discharge channel is communicated with an inlet of the fermentation mechanism. An adjusting groove is formed in the discharge channel; the extension direction of the adjusting groove is perpendicular to the discharging direction of the discharging channel. And the smashing component is used for smashing the massive solid kitchen waste extruded by the solid-liquid separation mechanism. The smashing assembly comprises an adjusting block, a folded plate, a rotating frame, a smashing tooth and a smashing motor. The adjusting block is slidably mounted in the adjusting groove. One end of the folded plate is movably connected with the discharge channel. The rotating frame is assembled in the discharge channel; the rotating frame is in a cross shape, two ends of the rotating frame are fixedly connected with the two adjusting blocks respectively, and the other two ends of the rotating frame are connected with the two folded plates respectively. The crushing teeth are uniformly distributed on the rotating frame. The crushed aggregates motor is installed at the outer wall of the discharge passage, and the output end is fixedly connected with one of the folded plates.
Above-mentioned kitchen garbage utilization biological treatment system smashes the subassembly through setting up in discharge passage, and when kitchen garbage after solid-liquid separation entered into discharge passage, crushed aggregates motor work drove the swivel mount and rotate at discharge passage, utilizes broken tooth to carry out the breakage to the cubic rubbish after the extrusion, avoids cubic rubbish card in discharge passage, keeps discharge passage's noncongestion, also makes the rubbish that gets into fermentation mechanism be in loose state, is favorable to the fermentation.
In one embodiment, the crushing mechanism comprises a crushing box, a feeding barrel, a filter plate, a transmission shaft and a cutter, wherein the feeding barrel is arranged at the feeding end of the crushing box; the feeding barrel is provided with a feeding hole and a discharging hole; the transmission shaft is rotatably arranged in the feeding barrel, and one end of the transmission shaft is connected with a driving motor; the outer wall of the transmission shaft is provided with a plurality of rows of deflector rods; the rows of cutters are fixedly arranged on the inner wall of the feeding barrel, and the cutters of each row and the deflector rods of each row are arranged in a staggered manner; the filter plate is obliquely arranged in the crushing box and is used for filtering liquid in the kitchen waste. A sewage draining outlet is formed in the side wall of the crushing box at one side of the lower end of the filter plate; the bottom of the crushing box is connected with a liquid outlet.
In one embodiment, a crushing structure is arranged between the feeding barrel and the filter plate. The crushing structure comprises a guide rail, mounting blocks, crushing rollers and a crushing motor, wherein two ends of each of the two groups of crushing rollers are rotatably mounted in the mounting blocks, and one end of each of the two groups of crushing rollers is fixedly connected with the output end of the crushing motor; the installation piece is installed in the guide rail, and guide rail both ends fixed mounting is in broken case.
In one embodiment, the crushing structure further comprises a humidity sensor, an electric push rod and a first controller. The humidity sensor is installed at the discharge port and used for detecting the humidity of the kitchen waste passing through the discharge port in real time. One end of the electric push rod is fixedly arranged on the inner wall of the crushing box, and the other end of the electric push rod is fixedly connected with the mounting block. And the controller is used for driving the electric push rod to extend when the real-time humidity detected by the humidity sensor is greater than a preset humidity value, so that the distance between the two crushing rollers is shortened, and the crushing degree is improved.
In one embodiment, the solid-liquid separation mechanism comprises a material conveying box, a material conveying motor, a material conveying blade, a limiting ring, an extrusion spring and an extrusion block, wherein the material inlet end and the solid material outlet end of the material conveying box are respectively connected with the sewage outlet of the crushing box and the material inlet end of the material discharge channel. The outer wall of the limiting ring is attached to the inner wall of the material conveying box. The outer wall of the extrusion block is in sliding contact with the inner wall of the limiting ring. The extrusion spring is positioned at one side close to the discharge channel, and two ends of the extrusion spring are respectively fixedly connected with the extrusion block and the end wall of the material conveying box. The material conveying blade is rotatably installed in the material conveying box and coaxially arranged with the extrusion spring, one end of the material conveying blade is fixedly connected with the output end of the material conveying motor, and the other end of the material conveying blade is close to the limiting ring. The delivery box is kept away from extrusion spring one end and has been seted up the liquid outlet.
In one embodiment, the material conveying box is obliquely arranged, and one end of the material conveying box, close to the discharge channel, is arranged to be a high end.
In one embodiment, the solid-liquid separation mechanism comprises a separation box, a driving motor, a driving shaft, a lifting frame, a hollow plate, a connecting spring, a fixed block, an extrusion plate, a rotating plate, a connecting rod and a second controller. The separating box wall is respectively provided with a sewage inlet and a garbage outlet, and the sewage inlet and the garbage outlet are respectively provided with a feeding control valve and a discharging control valve. The driving motor is fixedly arranged at the top of the separation box. The driving shaft is rotatably arranged in the separation box, and one end of the driving shaft is fixedly connected with the output end of the driving motor; the driving shaft is sequentially provided with a first thread section, a smooth section and a second thread section from bottom to top. The lifting frame is of a U-shaped plate structure with a downward opening and is fixedly connected with the inner wall of the top end of the separation box through a telescopic rod. The lifting frame is provided with an internal thread matched with the second thread section. When the telescopic rod extends to the limit position, the lifting frame is separated from the second thread section and enters the smooth section. The side wall of the hollow slab is in sliding contact with the inner wall of the lifting frame. The hollow plate is provided with internal threads matched with the first thread sections. When the telescopic rod is shortened to the limit position, the hollow plate is separated from the first thread section and enters the smooth section. The connecting spring is arranged between the hollow plate and the lifting frame and is used for providing a pulling force for the hollow plate towards the top of the separation box. The fixed block is fixedly installed on the inner wall of the lifting frame above the hollow plate. When the driving shaft rotates forwards, the lifting frame descends along the telescopic rod to be separated from the second thread section, the fixing block is in contact with the hollow plate, and pressure entering the first thread section is applied to the hollow plate. When the driving shaft rotates reversely, the hollow plate rises along the telescopic rod to be separated from the first thread section, the fixing block is contacted with the lifting frame, and a thrust force entering the second thread section is applied to the lifting frame. The extrusion plate is fixedly installed at one end, far away from the driving motor, of the hollow plate. One end of the rotating plate is rotatably connected with the side wall of the separation box at the garbage outlet, and when the rotating plate is vertical to the side wall of the separation box, the other end of the rotating plate is attached to the side wall of the separation box far away from one side of the garbage outlet. Liquid outlet holes are uniformly formed in the rotating plate. Two ends of the connecting rod are respectively connected with the rotating plate and the lifting frame in a rotating way.
The controller is used for:
i, controlling the periodic positive and negative rotation of a driving motor, and the rotating speed and time of the positive and negative rotation;
II, when the driving motor rotates forwards and the lifting frame enters the smooth section, controlling the driving motor to stop working for a preset time and controlling the feeding control valve to be opened; and when the driving motor rotates forwards again, the feeding control valve is controlled to be closed.
III, controlling the discharge control valve to be opened when the driving motor rotates reversely; and controlling the discharging control valve to be closed until the driving motor rotates forwards in the next period and the lifting frame enters the smooth section.
In one embodiment, a fixed plate which is perpendicular to the side wall of the separation box is fixedly arranged in the separation box, and when the rotating plate is perpendicular to the side wall of the separation box, the fixed plate is attached to the rotating plate; and water outlet holes which correspond to the liquid outlet holes of the rotating plate one by one are formed in the fixed plate.
In one embodiment, a storage bin for storing materials is arranged between the solid-liquid separation mechanism and the fermentation mechanism.
In one embodiment, the fermentation mechanism comprises a stirring motor, a fermentation box, a driving shaft and a driven shaft, a feeding hole of the fermentation box is communicated with a discharging end of a discharging channel, the driving shaft and the driven shaft are rotatably arranged in the fermentation box and are connected through a transmission part, and stirring rods are distributed on the side walls of the driving shaft and the driven shaft in a staggered mode; the stirring motor is fixedly arranged on the fermentation box, and the output end of the stirring motor is fixedly connected with one end of the driving shaft; the top of the fermentation box is provided with a bacterium inlet, and the bottom of the fermentation box is provided with a material outlet.
Compared with the prior art, the invention has the following effective effects:
according to the kitchen waste recycling biological treatment system, the smashing component is arranged in the discharge channel, when kitchen waste after solid-liquid separation enters the discharge channel, the smashing motor works to drive the rotating frame to rotate in the discharge channel, and the smashing teeth are used for smashing extruded blocky waste, so that the blocky waste is prevented from being clamped in the discharge channel, the discharge channel is kept smooth, the waste entering the fermentation mechanism is in a loose state, and fermentation is facilitated.
Drawings
FIG. 1 is a schematic structural diagram of a biological treatment system for resource utilization of kitchen waste.
FIG. 2 is a schematic structural diagram of a discharge channel and a breaking assembly in a biological treatment system for recycling kitchen waste.
Fig. 3 is a schematic diagram of a breaking-up component in a biological treatment system for recycling kitchen waste.
Fig. 4 is a partial structural schematic diagram of a crushing mechanism in a kitchen waste recycling biological treatment system.
FIG. 5 is a schematic view of the structure of a crushing roller and related parts in a biological treatment system for recycling kitchen waste.
FIG. 6 is another schematic structural diagram of a kitchen waste recycling biological treatment system.
FIG. 7 is another schematic structural diagram of a solid-liquid separation mechanism in a biological treatment system for resource utilization of kitchen waste.
Fig. 8 is a schematic view showing a state of the solid-liquid separation mechanism of fig. 7 when the waste is pressed.
Fig. 9 is a schematic view showing a state of the solid-liquid separation mechanism of fig. 7 when discharging solid waste.
Fig. 10 is a schematic view showing a connection relationship between a driving shaft, a lifting frame, a hollow plate and a fixing block in the solid-liquid separation mechanism of fig. 7.
FIG. 11 is a schematic view showing the positions of a connecting rod and a rotating plate in the solid-liquid separation mechanism of FIG. 7.
Fig. 12 is a structural modification view of fig. 10.
In the figure: in the figure: 1-crushing box, 2-feeding barrel, 201-feeding port, 202-discharging port, 3-guide rail, 4-filter plate, 5-transmission shaft, 6-deflector rod, 7-cutter, 8-humidity sensor, 9-mounting block, 10-electric push rod, 11-crushing roller, 12-crushing motor, 13-conveying box, 14-conveying motor, 15-conveying blade, 16-limiting ring, 17-extrusion spring, 18-extrusion block, 19-discharging channel, 20-adjusting groove, 21-adjusting block, 22-rotating frame, 23-crushing tooth, 24-folded plate, 25-crushing motor, 26-stirring motor, 27-fermenting box, 28-driving shaft, 29-driven shaft, 30-separating box, 31-driving motor, 32-lifting frame, 33-lifting groove, 34-hollow plate, 35-through hole, 36-lifting rod, 37-dirt inlet, 38-garbage outlet, 39-first liquid outlet, 40-second liquid outlet, 41-second liquid outlet, 42-connecting plate, 43-connecting rod, 43-top-44-top plate, 44-rotating block, 45-4748-mounting block, 49-smooth threaded section, mounting block, 49-4748-smooth threaded section, mounting block, 49-4748-smooth threaded section, and second liquid outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
Example 1
The embodiment discloses a kitchen waste recycling biological treatment system, which is used for carrying out recycling process treatment on kitchen waste to prepare the kitchen waste into organic fertilizer so as to realize recycling of resources. The embodiment mainly improves the overall efficiency of kitchen waste treatment.
Referring to fig. 1, the kitchen waste recycling biological treatment system comprises a sorting mechanism, a conveying mechanism, a crushing mechanism, a solid-liquid separation mechanism, a fermentation mechanism, a discharge channel 19 and a crushing assembly. The sorting mechanism is used for sorting the kitchen waste, can be used for manual sorting and also can be used for machine sorting, and mainly removes tableware, hard bones and the like in the kitchen waste. The conveying mechanism is used for conveying the sorted kitchen waste. The crushing mechanism is used for receiving the kitchen waste conveyed by the conveying mechanism and performing crushing treatment so as to improve the subsequent solid-liquid separation quality. The solid-liquid separation mechanism realizes solid-liquid separation by extruding the crushed kitchen waste. The fermentation mechanism is used for fermenting the solid kitchen waste after solid-liquid separation and converting the solid kitchen waste into organic fertilizer. Referring to fig. 2 and fig. 3, one end of the discharging channel 19 is connected to the solid discharging port of the solid-liquid separating mechanism, and the other end is connected to the feeding port of the fermenting mechanism. An adjusting groove 20 is formed in the discharge channel 19; the direction of extent of the adjustment groove 20 is perpendicular to the discharge direction of the discharge channel 19. Smash the subassembly and be used for right cubic solid-state kitchen garbage after solid-liquid separation mechanism extrudees smashes, prevents that cubic solid garbage from blockking up discharge passage 19, and the rubbish after smashing is convenient for follow-up fermentation treatment also. Of course, the number of shredding modules in the discharge channel 19 is not limited, and in this embodiment, one is taken as an example. The smashing assembly comprises an adjusting block 21, a folded plate 24, a rotating frame 22, a smashing tooth 23 and a smashing motor 25. The adjusting block 21 is slidably mounted in the adjusting groove 20. One end of the folded plate 24 is movably connected with the discharge passage 19. The rotating frame 22 is assembled in the discharge channel 19; the rotating frame 22 is cross-shaped, two ends of the rotating frame 22 are respectively fixedly connected with the two adjusting blocks 21, and the other two ends are respectively connected with the two folded plates 24. The crushing teeth 23 are uniformly distributed on the rotating frame 22. A material crushing motor 25 is arranged on the outer wall of the discharge channel 19, and the output end of the material crushing motor is fixedly connected with one of the folded plates 24. When the kitchen waste after solid-liquid separation enters the discharge channel 19, the crushing motor 25 works to drive the rotating frame 22 to rotate in the discharge channel 19, the crushed garbage is crushed by the crushing teeth 23, the crushed garbage is prevented from being clamped in the discharge channel 19, the discharge channel 19 is kept smooth, the garbage entering the fermentation mechanism is in a loose state, and fermentation is facilitated.
Referring to fig. 4, in this embodiment, the crushing mechanism includes a crushing box 1, a feeding barrel 2, a filter plate 4, a transmission shaft 5 and a cutter 7, and the feeding barrel 2 is installed at a feeding end of the crushing box 1; the feed barrel 2 is provided with a feed inlet 201 and a discharge outlet 202; the transmission shaft 5 is rotatably arranged in the feeding barrel 2, and one end of the transmission shaft is connected with a driving motor; the outer wall of the transmission shaft 5 is provided with a plurality of rows of deflector rods 6; the rows of cutters 7 are fixedly arranged on the inner wall of the feeding barrel 2, and the cutters 7 of each row and the deflector rods 6 of each row are distributed in a staggered manner; the filter plate 4 is obliquely arranged in the crushing box 1 and is used for filtering liquid in the kitchen waste; a sewage draining outlet is formed in the side wall of the crushing box 1 at one side of the lower end of the filter plate 4; the bottom of the crushing box 1 is connected with a liquid outlet. In the rubbish that conveying mechanism carried entered into feed bin 2 by feed inlet 201, scattered rubbish was directly fallen by discharge gate 202, and the bold rubbish gathering is between cutter 7, carries out preliminary breakage by cutter 7 when driving lever 6 applys pressure, makes it get into broken case 1 smoothly, and the gathering is on filter 4 after rubbish gets into broken case 1, and liquid is leaked down by filter 4, and rubbish gets into in the solid-liquid separation mechanism.
Referring to fig. 5, in one embodiment, a crushing structure is disposed between the feeding barrel 2 and the filter plate 4. The crushing structure comprises a guide rail 3, mounting blocks 9, crushing rollers 11 and a crushing motor 12, wherein two ends of each of the two groups of crushing rollers 11 are rotatably mounted in the mounting blocks 9, and one end of each of the two groups of crushing rollers is fixedly connected with the output end of the crushing motor 12; the installation block 9 is installed in the guide rail 3, and two ends of the guide rail 3 are fixedly installed in the crushing box 1. Through the arrangement of the two crushing rollers 11, the composition crushing of the garbage entering the crushing box 1 can be realized. In another embodiment, the crushing structure further comprises a humidity sensor 8, an electric push rod 10 and a first controller. The humidity sensor 8 is installed at the discharge port 202 and used for detecting the humidity of the kitchen waste passing through the discharge port 202 in real time. One end of the electric push rod 10 is fixedly arranged on the inner wall of the crushing box 1, and the other end of the electric push rod is fixedly connected with the mounting block 9. And the controller I is used for driving the electric push rod 10 to extend when the real-time humidity detected by the humidity sensor 8 is greater than a preset humidity value, so that the distance between the two crushing rollers 11 is shortened, the crushing degree is improved, and the subsequent solid-liquid separation is facilitated.
In this embodiment, the solid-liquid separation mechanism includes a material conveying box 13, a material conveying motor 14, a material conveying blade 15, a limiting ring 16, an extrusion spring 17 and an extrusion block 18, wherein a feeding end and a solid discharging end of the material conveying box 13 are respectively connected with a sewage outlet of the crushing box 1 and a feeding end of a material discharging channel 19; the outer wall of the limiting ring 16 is attached to the inner wall of the material conveying box 13; the outer wall of the extrusion block 18 is in sliding contact with the inner wall of the limiting ring 16; the extrusion spring 17 is positioned at one side close to the discharge channel 19, and two ends of the extrusion spring are respectively fixedly connected with the extrusion block 18 and the end wall of the material conveying box 13; the material conveying blade 15 is rotatably installed in the material conveying box 13 and is coaxially arranged with the extrusion spring 17, one end of the material conveying blade 15 is fixedly connected with the output end of the material conveying motor 14, and the other end of the material conveying blade 15 is close to the limiting ring 16; and a liquid outlet is formed in one end, far away from the extrusion spring 17, of the material conveying box 13. The broken rubbish enters the material conveying box 13, under the action of the material conveying motor 14 and the material conveying blades 15, the rubbish is continuously conveyed to one side of the limiting ring 16, the rubbish extrudes the extrusion block 18, under the action of the extrusion spring 17, solid-liquid separation is realized, solids are continuously discharged into the material conveying channel 19 from the solid discharge end of the material conveying box 13, and liquid is discharged from a liquid outlet at one end of the material conveying box 13, which is far away from the extrusion spring 17. Certainly, the material conveying box 13 is obliquely arranged, and the end, close to the discharge channel 19, of the material conveying box 13 is arranged to be high-end, which is more beneficial to solid-liquid separation.
In this embodiment, the fermentation mechanism includes a stirring motor 26, a fermentation box 27, a driving shaft 28 and a driven shaft 29, a feeding port of the fermentation box 27 is communicated with a discharging end of the discharging channel 19, the driving shaft 28 and the driven shaft 29 are both rotatably installed in the fermentation box 27 and connected through a transmission part, and stirring rods are alternately arranged on the side walls of the driving shaft 28 and the driven shaft 29; the stirring motor 26 is fixedly arranged on the fermentation box 27, and the output end of the stirring motor is fixedly connected with one end of a driving shaft 28; the top of the fermentation box 27 is provided with a bacteria inlet, and the bottom of the fermentation box is provided with a material outlet. The stirring motor 26 drives the driving shaft 28 and the driven shaft 29 to synchronously rotate, and stirring rods on the driving shaft 28 and the driven shaft 29 are used for fully stirring, so that the composite strains are fully contacted with the kitchen waste for fermentation, and the fermentation efficiency and quality are improved.
In other embodiments, a storage bin for storing the garbage can be further arranged between the solid-liquid separation mechanism and the fermentation mechanism, the solid garbage after solid-liquid separation can be collected, and the garbage in the storage bin can be input into the fermentation mechanism after the last garbage fermentation is finished. Of course, a deodorizing device, a purifying device and the like can also be arranged in the storage bin.
The kitchen waste resource utilization biological treatment system of this embodiment is through setting up in discharge passageway 19 and smashing the subassembly, and when the kitchen waste after solid-liquid separation enters into discharge passageway 19, crushed aggregates motor 25 work drives swivel mount 22 at discharge passageway 19 internal rotation, utilizes broken tooth 23 to carry out the breakage to the cubic rubbish after the extrusion, avoids cubic rubbish card in discharge passageway 19, keeps discharge passageway 19 unblocked, also makes the rubbish that gets into fermentation mechanism be in loose state, is favorable to the fermentation.
Example 2
Referring to fig. 6, this embodiment discloses a biological treatment system for recycling kitchen waste, which is different from embodiment 1 only in a solid-liquid separation mechanism.
Referring to fig. 7, 8, 9 and 10, in this embodiment, the solid-liquid separation mechanism includes a separation box 30, a driving motor 31, a driving shaft 47, a lifting frame 32, a hollow plate 34, a connecting spring 49, a fixed block 48, a pressing plate 41, a rotating plate 46, a connecting rod 42 and a second controller. And a driving motor 31 fixedly installed at the top of the separation tank 30. The connection spring 49 is installed between the hollow plate 34 and the elevating frame 32. In this embodiment, the driving motor 31 is a servo motor.
The wall of the separation box 30 is provided with a sewage inlet 37 and a garbage outlet 38, and the sewage inlet 37 and the garbage outlet 38 are provided with a feeding control valve and a discharging control valve respectively. The sewage inlet 37 is used for receiving the kitchen waste to be subjected to solid-liquid separation. The waste outlet 38 is used for discharging solid waste after solid-liquid separation.
The driving shaft 47 is rotatably installed in the separation box 30, and one end of the driving shaft is fixedly connected with the output end of the driving motor 31; the driving shaft 47 is provided with a first threaded section 4701, a smooth section 4702 and a second threaded section 4703 from bottom to top in sequence.
The lifting frame 32 is a U-shaped plate structure with a downward opening, and is fixedly connected with the inner wall of the top end of the separation box 30 through a telescopic rod. The lifting frame 32 is provided with internal threads that mate with the second threaded segment 4703. When the driving motor 31 is operated, the driving shaft 47 is driven to rotate, and the lifting frame 32 can be lifted along the driving shaft 47. When the telescopic rod extends to the limit position, the lifting frame 32 is separated from the second threaded section 4703 and enters the smooth section 4702, and due to the limit of the telescopic rod, when the driving motor 31 continues to rotate, the lifting frame 32 cannot lift any more.
The side walls of the hollow plate 34 are in sliding contact with the inner wall of the lifting frame 32. The hollow plate 34 is provided with internal threads that mate with the first threaded segments 4701. When the telescopic rod is shortened to the limit position, the hollow plate 34 is disengaged from the first threaded section 4701 and enters the smooth section 4702, and at this time, the hollow plate 34 is not lifted at all times under the condition that the connecting spring 49 provides a pulling force to the hollow plate 34 toward the top of the separation box 30.
The fixing block 48 is fixedly installed on the inner wall of the lifting frame 32 above the hollow plate 34. When the driving shaft 47 rotates forward and the lifting frame 32 descends along the telescopic rod to disengage from the second threaded section 4703, the fixing block 48 contacts the hollow plate 34 and applies a pressure to the hollow plate 34 into the first threaded section 4701; at this time, the lifting frame 32 is in the smooth section 4702 and is not lowered, and the hollow plate 34 enters the first threaded section 4701 and begins to descend. When the driving shaft 47 rotates reversely and the hollow plate 34 ascends along the telescopic rod to be separated from the first thread section 4701, the fixed block 48 contacts the lifting frame 32 and applies a pushing force to the lifting frame 32 to enter the second thread section 4703; at this time, the hollow plate 34 enters the smooth section 4702 and is not lifted, and the lifting frame 32 enters the second threaded section 4703 to start lifting.
The pressing plate 41 is fixedly installed at one end of the hollow plate 34 away from the driving motor 31. The garbage collected on the rotating plate 46 is squeezed under the control of the driving motor 31, and solid-liquid separation is realized.
One end of the rotating plate 46 is rotatably connected with the side wall of the separation box 30 at the garbage outlet 38, and when the rotating plate 46 is perpendicular to the side wall of the separation box 30, the other end of the rotating plate 46 is attached to the side wall of the separation box 30 far away from the garbage outlet 38. Liquid outlet holes are uniformly formed in the rotating plate 46. Referring to fig. 11, one end of the connecting rod 42 is rotatably connected to one side of the upper surface of the rotating plate 46, and the other end is rotatably connected to the lower end of the lifting frame 32. When the lifting frame 32 is lifted, the rotating plate 46 is driven to rotate, so that the garbage after being squeezed and drained is discharged from the garbage outlet 38.
The controller is used for:
and I, controlling the periodic positive and negative rotation of the driving motor 31, and the rotating speed and time of the positive and negative rotation.
II, when the driving motor 31 rotates forwards and the lifting frame 32 enters the smooth section 4702, controlling the driving motor 31 to stop working for a preset time and controlling the feeding control valve to be opened; when the driving motor 31 works in the forward rotation again, the feeding control valve is controlled to be closed. A predetermined time can be adjusted according to the amount of the kitchen waste.
III, when the driving motor 31 rotates reversely, controlling the discharge control valve to open; and controlling the discharge control valve to be closed until the driving motor 31 rotates forwards in the next period and the lifting frame 32 enters the smooth section 4702.
When the solid-liquid separation mechanism for resourceful treatment of kitchen waste works, the second controller controls the driving motor 31 to stop working for a preset time, the feeding control valve is opened, and the kitchen waste enters the separation box 30 and is accumulated on the rotating plate 46; next, the driving motor 31 rotates forward again under the control of the second controller, at this time, the lifting frame 32 is located in the smooth section 4702 of the driving shaft 47 and does not lift any more, the hollow plate 34 is located in the first threaded section 4701 of the driving shaft 47 and descends along the driving shaft 47, so that the extrusion plate 41 is driven to extrude the garbage accumulated on the rotating plate 46, and in the extrusion process, liquid leaks from a liquid outlet hole of the rotating plate; when the hollow plate 34 descends to the limit position, the driving motor 31 starts to rotate reversely under the control of the controller II, the discharge control valve is opened, at the moment, the lifting frame 32 is still positioned on the smooth section 4702 of the driving shaft 47, the hollow plate 34 ascends along the driving shaft 47, and the extrusion plate 41 is further away from the extruded kitchen waste; when the hollow plate 34 rises to be in contact with the fixed block 48, the lifting frame 32 is driven to rise, and then the hollow plate 34 enters the smooth section 4702 of the driving shaft 47 and does not rise any more; the lifting frame 32 continuously drives the rotating plate 46 to rotate continuously through the connecting rod 42 in the process of rising along the driving shaft 47, so that the solid garbage on the rotating plate 46 can be discharged from the garbage outlet 38, and solid-liquid separation is realized; when the driving motor 31 enters the forward rotation of the next period under the control of the second controller, the hollow plate 34 is located in the smooth section 4702 of the driving shaft 47 and cannot lift, the lifting frame 32 descends until the hollow plate descends to enter the smooth section 4702 of the driving shaft 47, the discharge control valve is closed, the feed control valve is opened, the processes are repeated, continuous solid-liquid separation of the kitchen waste is sequentially achieved, the efficiency of solid-liquid separation in the kitchen waste recycling treatment process is greatly improved, discharge is performed in a mode that the rotating plate 46 is inclined, and the discharge efficiency of the solid waste after solid-liquid separation is greatly improved.
In this embodiment, a fixed plate 45 perpendicular to the sidewall of the separation box 30 is fixedly installed in the separation box 30, and when the rotating plate 46 is perpendicular to the sidewall of the separation box 30, the fixed plate 45 and the rotating plate 46 are attached to each other. The fixed plate 45 is provided with water outlet holes corresponding to the liquid outlet holes of the rotating plate 46 one by one. The fixed plate 45 supports the rotating plate 46, and improves stability during pressing.
In other embodiments, the inner wall of the separation box 30 is opened with a lifting slot 33. The side wall of the lifting frame 32 is provided with a through hole 35. The solid-liquid separation mechanism further comprises a lifting rod 36, a mounting frame 43 and a plurality of top blocks 44. The lifting rod 36 is slidably installed in the lifting groove 33, and one end of the lifting rod passes through the through hole 35 and is fixedly connected with the side wall of the hollow plate 34. The mounting bracket 43 is located below the fixing plate 45 and parallel to the fixing plate 45, and the mounting bracket 43 is fixed at one end of the lifting rod 36 far away from the hollow plate 34. The top blocks 44 are fixedly mounted on the mounting frame 43 and correspond to the water outlet holes of the fixing plate 45 one by one. When the driving motor 31 rotates reversely, the hollow plate 34 drives the mounting frame 43 to ascend synchronously, when the hollow plate 34 reaches the smooth section 4702 of the driving shaft 47, the ejector block 44 enters the water outlet hole of the fixed plate 45 and the water outlet hole of the rotating plate 46, and the garbage trapped in the water outlet hole is ejected out, so that the garbage after being integrally extruded is driven to be separated from the fixed plate 45 and the rotating plate 46, and discharging is facilitated. Of course, can also set up the cleaning brush at the lateral wall of kicking block 44, when kicking block 44 got into the apopore and goes out the liquid hole, can clear up apopore and play liquid hole.
In one embodiment, the inner wall of the separation box 30 above the rotating plate 46 is also provided with a garbage position sensor; the second controller is further configured to drive the motor 31 for one cycle of operation according to a value detected by the garbage position sensor, the value detected by the garbage position sensor can reflect an amount of garbage stacked on the rotating plate 46, and the second controller adjusts forward and reverse rotation time of the driving motor 31 for one cycle according to the amount of garbage, so as to achieve lifting adjustment of the squeezing plate 41.
In the present embodiment, the bottom of the separation tank 30 is respectively provided with a first liquid outlet 39 and a second liquid outlet 40, and the first liquid outlet 39 is provided with a liquid oil level detector; in the vertical direction, the second liquid outlet 40 is located higher than the first liquid outlet 39. The second controller is further configured to control the second liquid outlet 40 to open when the oil level detected by the liquid oil level detector reaches a preset value. The preset value can be an empirical value or a table lookup value, and is mainly used for detecting whether the oil content reaches the standard of oil-water separation. Normally, the first liquid outlet 39 discharges liquid, and when the oil level detected by the liquid oil level detector reaches a preset value, it can be considered that the liquid in the separation tank 30 is oil, and at this time, the second controller controls the second liquid outlet 40 to be opened to discharge the oil.
Referring to fig. 12, in one embodiment, the solid-liquid separation mechanism may further include a rotating motor 51 and a crushing rod 52. The rotating motor 51 is fixedly installed at one side of the hollow plate 34 close to the rotating plate 46, and the output end of the rotating motor 51 is connected with the center of the extrusion plate 41. The crushing lever 52 is fixedly installed at a side of the pressing plate 41 remote from the rotating motor 51. The type of the rotary motor 51 is not limited, and a servo motor is taken as an example. In the process that the extrusion plate 41 extrudes the garbage on the rotating plate 46, the extrusion plate 41 can also rotate, and the crushing rod 52 is utilized to crush and stir the garbage on the rotating plate 46, so that the garbage is uniformly distributed, and the solid-liquid separation efficiency is improved. Of course, the connection between the output end of the rotating motor 51 and the center of the extrusion plate 41 may be provided with a damping structure, and the damping structure is used for preventing the extrusion plate 41 and the output end of the rotating motor 51 from rotating synchronously or even not rotating when the rotation resistance of the extrusion plate 41 is large. Of course, in order to improve stability, the pressing plate 41 may further have balls 50 rotatably mounted in the side walls thereof, and the balls 50 may be in sliding contact with the inner wall of the separation chamber 30.
The solid-liquid separation mechanism for the kitchen waste recycling treatment can realize continuous solid-liquid separation of the kitchen waste, greatly improves the efficiency of the solid-liquid separation in the kitchen waste recycling treatment process, discharges materials in a mode that the rotating plate 46 is inclined, and greatly improves the discharge efficiency of the solid waste after the solid-liquid separation.
The installation frame 34 and the top block 44 are arranged, so that when the extrusion plate 41 is far away from the extruded kitchen waste, the solid waste is pushed from the bottom to be separated from the rotating plate 46, and the solid waste removal efficiency after solid-liquid separation is further improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims (10)

1. The utility model provides a kitchen garbage utilization biological treatment system which characterized in that, it includes:
the sorting mechanism is used for sorting the kitchen waste;
the conveying mechanism is used for conveying the sorted kitchen waste;
the crushing mechanism is used for receiving the kitchen waste conveyed by the conveying mechanism and performing crushing treatment;
the solid-liquid separation mechanism is used for realizing solid-liquid separation by extruding the crushed kitchen waste;
the fermentation mechanism is used for performing fermentation treatment on the solid kitchen waste after solid-liquid separation to convert the solid kitchen waste into organic fertilizer;
one end of the discharge channel (19) is communicated with a solid discharge port of the solid-liquid separation mechanism, and the other end of the discharge channel is communicated with an inlet of the fermentation mechanism; an adjusting groove (20) is formed in the discharge channel (19); the extension direction of the adjusting groove (20) is perpendicular to the discharge direction of the discharge channel (19); and
the smashing component is used for smashing the massive solid kitchen waste extruded by the solid-liquid separation mechanism; the break-up assembly comprises:
an adjusting block (21) which is installed in the adjusting groove (20) in a sliding manner;
a folded plate (24) with one end movably connected with the discharging channel (19);
a rotating frame (22) fitted inside the discharge channel (19); the rotating frame (22) is in a cross shape, two ends of the rotating frame (22) are respectively fixedly connected with the two adjusting blocks (21), and the other two ends are respectively connected with the two folded plates (24);
crushing teeth (23) uniformly distributed on the rotating frame (22); and
and the material crushing motor (25) is arranged on the outer wall of the discharge channel (19), and the output end of the material crushing motor is fixedly connected with one of the folded plates (24).
2. The biological treatment system for recycling kitchen waste according to claim 1, wherein the crushing mechanism comprises a crushing box (1), a feeding barrel (2), a filter plate (4), a transmission shaft (5) and a cutter (7), and the feeding barrel (2) is arranged at a feeding end of the crushing box (1); the feeding barrel (2) is provided with a feeding hole (201) and a discharging hole (202); the transmission shaft (5) is rotatably arranged in the feeding barrel (2) and one end of the transmission shaft is connected with a driving motor; a plurality of rows of deflector rods (6) are arranged on the outer wall of the transmission shaft (5); the rows of cutters (7) are fixedly arranged on the inner wall of the feeding barrel (2), and the cutters (7) of each row and the deflector rods (6) of each row are arranged in a staggered manner; the filter plate (4) is obliquely arranged in the crushing box (1) and is used for filtering liquid in the kitchen waste; a sewage draining outlet is formed in the side wall of the crushing box (1) on one side of the lower end of the filter plate (4); the bottom of the crushing box (1) is connected with a liquid outlet.
3. The biological treatment system for recycling kitchen waste according to claim 2, wherein a crushing structure is arranged between the feeding barrel (2) and the filter plate (4); the crushing structure comprises a guide rail (3), mounting blocks (9), crushing rollers (11) and a crushing motor (12), wherein two ends of each of the two groups of crushing rollers (11) are rotatably mounted in the mounting blocks (9), and one end of each of the two groups of crushing rollers is fixedly connected with the output end of the crushing motor (12); the mounting block (9) is mounted in the guide rail (3), and two ends of the guide rail (3) are fixedly mounted in the crushing box (1).
4. The biological treatment system for recycling kitchen waste according to claim 3, wherein said crushing structure further comprises:
the humidity sensor (8) is arranged at the discharge port (202) and is used for detecting the humidity of the kitchen waste passing through the discharge port (202) in real time;
one end of the electric push rod (10) is fixedly arranged on the inner wall of the crushing box (1), and the other end of the electric push rod is fixedly connected with the mounting block 9; and
and the first controller is used for driving the electric push rod (10) to extend when the real-time humidity detected by the humidity sensor (8) is greater than a preset humidity value, so that the distance between the two crushing rollers (11) is shortened, and the crushing degree is improved.
5. The biological treatment system for recycling kitchen waste according to claim 2, wherein the solid-liquid separation mechanism comprises a material conveying box (13), a material conveying motor (14), a material conveying blade (15), a limiting ring (16), an extrusion spring (17) and an extrusion block (18), and a feeding end and a solid discharging end of the material conveying box (13) are respectively connected with a sewage outlet of the crushing box (1) and a feeding end of the discharge channel (19); the outer wall of the limiting ring (16) is attached to the inner wall of the material conveying box (13); the outer wall of the extrusion block (18) is in sliding contact with the inner wall of the limiting ring (16); the extrusion spring (17) is positioned at one side close to the discharge channel (19), and two ends of the extrusion spring are respectively fixedly connected with the extrusion block (18) and the end wall of the material conveying box (13); the material conveying blade (15) is rotatably arranged in the material conveying box (13) and is coaxially arranged with the extrusion spring (17), one end of the material conveying blade (15) is fixedly connected with the output end of the material conveying motor (14), and the other end of the material conveying blade is close to the limiting ring (16); a liquid outlet is formed in one end, far away from the extrusion spring (17), of the material conveying box (13).
6. The biological treatment system for recycling kitchen waste according to claim 5, characterized in that said material delivery box (13) is disposed obliquely, and one end of material delivery box (13) near said material discharge channel (19) is disposed as high end.
7. The biological treatment system for recycling kitchen waste according to claim 2, wherein said solid-liquid separation mechanism comprises:
the separating box (30) is provided with a sewage inlet (37) and a garbage outlet (38) on the box wall, and the sewage inlet (37) and the garbage outlet (38) are respectively provided with a feeding control valve and a discharging control valve;
the driving motor (31) is fixedly arranged at the top of the separation box (30);
the driving shaft (47) is rotatably arranged in the separation box (30), and one end of the driving shaft is fixedly connected with the output end of the driving motor (31); the driving shaft (47) is sequentially provided with a first threaded section (4701), a smooth section (4702) and a second threaded section (4703) from bottom to top;
the lifting frame (32) is of a U-shaped plate structure with a downward opening and is fixedly connected with the inner wall of the top end of the separation box (30) through a telescopic rod; the lifting frame (32) is provided with internal threads matched with the second thread sections (4703); when the telescopic rod extends to the limit position, the lifting frame (32) is separated from the second thread section (4703) and enters the smooth section (4702);
a hollow plate (34) having a side wall in sliding contact with the inner wall of the lifting frame (32); the hollow plate (34) is provided with internal threads matched with the first thread sections (4701); when the telescopic rod is shortened to the limit position, the hollow plate (34) is separated from the first thread section (4701) and enters the smooth section (4702);
a connecting spring (49) installed between the hollow plate (34) and the lifting frame (32) for providing a pulling force to the hollow plate (34) toward the top of the separation case (30);
a fixed block (48) which is fixedly arranged on the inner wall of the lifting frame (32) above the hollow plate (34); when the driving shaft (47) rotates forwards and the lifting frame (32) descends along the telescopic rod to be separated from the second thread section (4703), the fixing block (48) is in contact with the hollow plate (34) and applies pressure to the hollow plate (34) to enter the first thread section (4701); when the driving shaft (47) rotates reversely, the hollow plate (34) rises along the telescopic rod to be separated from the first thread section (4701), the fixing block (48) is contacted with the lifting frame (32), and a pushing force entering the second thread section (4703) is applied to the lifting frame (32);
the extrusion plate (41) is fixedly arranged at one end of the hollow plate (34) far away from the driving motor (31);
one end of the rotating plate (46) is rotatably connected with the side wall of the separating box (30) at the position of the garbage outlet (38), and when the rotating plate (46) is vertical to the side wall of the separating box (30), the other end of the rotating plate (46) is attached to the side wall of one side, away from the garbage outlet (38), of the separating box (30); liquid outlet holes are uniformly formed in the rotating plate (46);
a connecting rod (42) with two ends respectively rotatably connected with the rotating plate (46) and the lifting frame (32); and
a second controller for:
i, controlling the periodic positive and negative rotation of a driving motor (31), and the rotating speed and time of the positive and negative rotation;
II, when the driving motor (31) rotates forwards and the lifting frame (32) enters the smooth section (4702), controlling the driving motor (31) to stop working for a preset time and controlling the feeding control valve to be opened; when the driving motor (31) rotates forwards again to work, the feeding control valve is controlled to be closed;
III, controlling the discharge control valve to be opened when the driving motor (31) rotates reversely; and controlling the discharge control valve to be closed until the driving motor (31) rotates forwards in the next period and the lifting frame (32) enters the smooth section (4702).
8. The biological treatment system for recycling kitchen waste according to claim 7, wherein a fixed plate (45) perpendicular to the side wall of the separation box (30) is fixedly installed in the separation box (30), and when the rotating plate (46) is perpendicular to the side wall of the separation box (30), the fixed plate (45) and the rotating plate (46) are attached to each other; the fixed plate (45) is provided with water outlet holes which are in one-to-one correspondence with the liquid outlet holes of the rotating plate (46).
9. The biological treatment system for recycling kitchen waste according to claim 1, wherein a storage bin for storing materials is arranged between the solid-liquid separation mechanism and the fermentation mechanism.
10. The biological treatment system for recycling kitchen waste according to claim 1, wherein the fermentation mechanism comprises a stirring motor (26), a fermentation box (27), a driving shaft (28) and a driven shaft (29), a feeding port of the fermentation box (27) is communicated with a discharging end of the discharging channel (19), the driving shaft (28) and the driven shaft (29) are rotatably mounted in the fermentation box (27) and connected through a transmission part, and stirring rods are distributed on the side walls of the driving shaft (28) and the driven shaft (29) in a staggered manner; the stirring motor (26) is fixedly arranged on the fermentation box (27), and the output end of the stirring motor is fixedly connected with one end of the driving shaft (28); the top of the fermentation box (27) is provided with a bacterium inlet, and the bottom of the fermentation box is provided with a material outlet.
CN202110932502.8A 2021-08-13 2021-08-13 Kitchen garbage utilization biological treatment system Active CN113510141B (en)

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