CN115121337B

CN115121337B - Garbage sorting and classifying device

Info

Publication number: CN115121337B
Application number: CN202210755657.3A
Authority: CN
Inventors: 周培玉; 吴剑
Original assignee: Central Summit Environmental Technology Beijing Co ltd
Current assignee: Central Summit Environmental Technology Beijing Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2024-03-26
Anticipated expiration: 2042-06-30
Also published as: CN115121337A

Abstract

The invention discloses a garbage sorting and classifying device, which relates to the technical field of garbage sorting and classifying, and solves the problems that the garbage sorting is required to be performed manually, the efficiency is low, time and labor are wasted, meanwhile, the garbage sorting process is easy to generate error classification, and the manual sorting accuracy is low.

Description

Garbage sorting and classifying device

Technical Field

The invention relates to the technical field of garbage sorting and classifying, in particular to a garbage sorting and classifying device.

Background

The existing pulverizer utilizes the blades to crush garbage to generate crushing effect, but the discharging mode of the garbage materials crushed by the pulverizer cannot meet the requirement of garbage sorting, the garbage sorting is needed to be performed manually, the efficiency is low, time and labor are wasted, meanwhile, the garbage sorting process is easy to be misclassified, the manual sorting accuracy is low, garbage is mixed and has bad smell, a large amount of bacteria are contained, particularly, germs which have extremely strong infection effect and possibly cause life safety to staff are present, and the life safety and property safety of the staff are difficult to be ensured in the environment for a long time.

Disclosure of Invention

In view of the above-mentioned problems, an object of the present invention is to provide a garbage sorting and classifying device.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

a garbage sorting and classifying device, comprising: the device comprises a crushing mechanism 1, a connecting mechanism 2, a feeding conveying mechanism 3, an air screen mechanism 4, an electric control mechanism 5 and a magnetic separation mechanism 6, wherein the feeding conveying mechanism 3 is used for conveying materials to a feeding port of the crushing mechanism 1, the crushing mechanism 1 is used for decomposing the materials with larger volumes into the materials with smaller volumes and transferring the materials with smaller volumes to the connecting mechanism 2, the connecting mechanism 2 is used for transferring the materials with smaller volumes to the air screen mechanism 4, the air screen mechanism 4 is used for screening the materials with smaller volumes, after screening, the materials with larger sizes are blown out to a dry garbage outlet, after screening, the materials with smaller sizes are obtained and transferred to a kitchen garbage discharging port, and the magnetic separation mechanism 6 is used for adsorbing metal materials in the materials with smaller sizes at the kitchen garbage discharging port, and controlling the operation of the crushing mechanism 1, the connecting mechanism 2, the feeding conveying mechanism 3, the air screen mechanism 4 and the magnetic separation mechanism 6 through the electric control mechanism 5.

The garbage sorting and classifying device, wherein the crushing mechanism 1 comprises:

the crushing device comprises a crushing support frame 101 and a crushing upper cover 102, wherein the crushing upper cover 102 is arranged on the upper surface of the crushing support frame 101, a containing space is formed by surrounding the crushing upper cover 102 and the upper surface of the crushing support frame 101, a feed inlet is formed above one end of the crushing upper cover 102, and a discharge outlet is formed on the side of the other end of the crushing upper cover 102;

a crushing roller 104 and a crushing roller support bearing 106, wherein the crushing roller 104 is arranged in the accommodating space, two crushing roller support bearings 106 are arranged on the crushing support frame 101, each end part of the crushing roller 104 is rotatably connected with the crushing support frame 101 through one crushing roller support bearing 6, and the crushing roller 104 is operable to rotate around the central axis thereof;

a crushing motor 103, wherein the crushing motor 103 is mounted on the crushing support frame 101, and the crushing motor 103 is used for driving the crushing roller 104 to rotate;

the lower crushing screen 105, the lower crushing screen 105 is installed on the crushing support frame 101, the lower crushing screen 105 is arranged below the crushing roller 104, and the decomposed materials with smaller volumes are screened out through the lower crushing screen 105.

The garbage sorting and classifying device, wherein the engagement mechanism 2 comprises:

the connecting support frame 201 is connected with a discharging position of the crushing mechanism on one side edge of the connecting support frame 201, and is connected with a feeding position of the air screen mechanism on the other side edge of the connecting support frame 201;

the link up conveyer belt 204, link up the upper surface at the roof of link up support frame 201 is installed to the link up conveyer belt 204, and the direction of delivery of link up conveyer belt 204 is perpendicular to broken mechanism's unloading direction, link up conveyer belt 204 includes: the device comprises a connecting driving belt wheel, a connecting driven belt wheel, a connecting belt, a connecting conveyor belt mounting bracket, a connecting driving belt wheel mounting shaft and a connecting driven belt wheel mounting shaft, wherein the connecting conveyor belt mounting bracket is mounted on the upper surface of a top plate of a connecting support frame 201, the connecting driving belt wheel mounting shaft and the connecting driven belt wheel mounting shaft are mounted on the connecting conveyor belt mounting bracket, the connecting driving belt wheel is mounted on the connecting driving belt wheel mounting shaft, the connecting driven belt wheel is mounted on the connecting driven belt wheel mounting shaft, and the connecting belt is mounted on the connecting driving belt wheel and the connecting driven belt wheel;

The connecting motor 207 is installed on the connecting support frame 201, the connecting motor 207 is used for driving the connecting driving belt wheel to rotate, and then driving the connecting driven belt wheel and the connecting belt to move, and materials are conveyed through the connecting belt;

an engagement transfer support 206, each end of the engagement conveyor mounting bracket and the engagement support 201 being fixedly connected by at least one engagement transfer support 206;

the air conditioner comprises a fan 202 and an air duct 203, wherein the air duct 203 is arranged on the lower surface of a top plate of a connecting support frame 201, the fan 202 is arranged on the connecting support frame 201, an air outlet of the air duct 203 faces to the air screen mechanism, and an air inlet of the air duct 203 is communicated with an air outlet of the fan 202;

the engagement cover 205, the engagement cover 205 is installed on the upper surface of the top plate of the engagement support 201, and the engagement conveyor belt 204 is disposed in the engagement cover 205.

The garbage sorting and classifying device, wherein the air screen mechanism 4 comprises:

the device comprises a roller screen cylinder 401 and a roller screen support frame 403, wherein the bottom plate of the roller screen support frame 403 is horizontally arranged, the upper plate of the roller screen support frame 403 is obliquely arranged, the roller screen cylinder 401 is arranged above the roller screen support frame 403, the roller screen cylinder 401 is operable to rotate around the central axis of the roller screen cylinder 401, a plurality of sieve holes are formed in the outer wall of the roller screen cylinder 401, materials with smaller sizes are screened out through the sieve holes, a fan 202 is arranged outside a feed inlet of the roller screen cylinder 401, wind power is introduced into the roller screen cylinder 401 through the fan 202, and materials with larger sizes are blown out from a discharge outlet of the roller screen cylinder 401;

Two small roller pieces 402 are arranged at one end of the upper plate of the roller screen support frame 403, which is higher than the upper plate of the roller screen support frame 403, the two small roller pieces 402 are respectively positioned at two sides of the upper plate of the roller screen support frame 403, each small roller piece 402 can rotate around the central axis of the small roller piece 402, and the outer wall of each small roller piece 402 is propped against the outer wall of one end of the roller screen cylinder 401;

a large roller member 405, wherein the large roller member 405 is installed at one side of the lower end of the upper plate of the roller screen support frame 403, the large roller member 405 is operable to rotate around the central axis thereof, and the outer wall of the large roller member 405 is abutted against the outer wall of one end of the roller screen cylinder 401;

the reflux conveying belt 404 is arranged on the roller screen supporting frame 403, the reflux conveying belt 404 is arranged below the roller screen cylinder 401, and materials screened out of a plurality of sieve holes and having smaller sizes are conveyed to a kitchen waste discharge port through the reflux conveying belt 404;

the driving roller 406 and the air screen power device 407 are used for driving the reflux conveying belt 404 to run through the power device, the driving roller 406 is connected with the power device, the driving roller 406 is installed on the other side of the lower end of the upper plate of the roller screen supporting frame 403, the outer wall of the driving roller 406 is propped against the outer wall of one end of the roller screen cylinder 401, the power device is used for driving the driving roller 406 to rotate around the central axis, and the driving roller 406 rotates to drive the roller screen cylinder 401 to rotate so as to drive the two small roller members 402 and one large roller member 405 to rotate;

And a limit bearing mechanism 408, wherein one end of the roller screen supporting frame 403 and one end of the roller screen cylinder 401 are connected through the limit bearing mechanism 408, and the displacement of the roller screen cylinder 401 in the horizontal direction is limited through the limit bearing mechanism 408.

The garbage sorting and classifying device, wherein the feeding and conveying mechanism 303 comprises:

a feed conveyor cover 307 and a feed girder 305, both side walls of the bottom of the feed conveyor cover 307 being mounted with the feed girder 305;

the garbage sorting and classifying device comprises a feeding driving shaft 303, a feeding driven shaft 301 and a feeding belt 304, wherein the feeding driving shaft 303 and the feeding driven shaft 301 are positioned at the same horizontal height, the feeding driven shaft 301 is positioned in a feeding hole of a crushing mechanism, each end part of the feeding driving shaft 303 is respectively and rotatably connected with one feeding girder 305, each end part of the feeding driven shaft 301 is respectively and rotatably connected with one feeding girder 305, the feeding belt 304 is in an annular belt shape, the feeding belt 304 is sleeved on the feeding driving shaft 303 and the feeding driven shaft 301, the feeding belt 304 is driven to move by the rotation of the feeding driving shaft 303 so as to drive the feeding driven shaft 301 to rotate, and garbage materials are conveyed into the crushing mechanism of the garbage sorting and classifying device by the movement of the feeding belt 304;

The feeding conveyor belt support 302, two sides of the feeding conveyor belt support 302 are respectively connected with two feeding girders 305, the feeding conveyor belt support 302 is arranged between the feeding driving shaft 303 and the feeding driven shaft 301, the feeding conveyor belt support 302 is arranged in the annular interior of the feeding belt 304, the lower surface of the feeding belt 304 positioned on the upper side of the feeding conveyor belt support 302 is operably abutted against the upper surface of the feeding conveyor belt support 302, and the strength and the deformation resistance degree of the feeding belt 304 in the process of conveying garbage materials are increased through the feeding conveyor belt support 302;

the feeding motor 308 and the feeding motor seat 306, the feeding motor seat 306 is arranged below the feeding belt 304, two ends of the upper surface of the feeding motor seat 306 are respectively connected with two feeding girders 305, the feeding motor 308 is installed in the feeding motor seat 306, and the feeding motor 308 drives the feeding driving shaft 303 to rotate around the central axis thereof so as to drive the feeding belt 304 to move.

The garbage sorting and classifying device, wherein the magnetic separation mechanism 606 includes: magnetic separation frame 601, permanent magnet tray 602, magnetic separation structure 603 and permanent magnet 604, the kitchen garbage exit at rubbish letter sorting sorter is installed to magnetic separation frame 601, magnetic separation frame 601 is the cube frame, permanent magnet tray 602 with permanent magnet 604 all locates in the magnetic separation frame 601, magnetic separation frame 601 includes: two first bars arranged in parallel with each other, each bar is provided with at least two magnetic separation structural members 603, each corner of the permanent magnet tray 602 is connected with the lower end of one magnetic separation structural member 603, and the permanent magnet 604 is arranged in the permanent magnet tray 602.

The garbage sorting and classifying device, wherein the crushing roller 104 comprises: the first drum portion 1041, the second drum portion 1042, the first shaft portion 1043 and the second shaft portion 1044, the first drum portion 1041, the second drum portion 1042, the first shaft portion 1043 and the second shaft portion 1044 are all coaxially disposed, one end of the first drum portion 1041 is connected with one end of the second drum portion 1042, the other end of the first drum portion 1041 is connected with an end of the first shaft portion 1043, the other end of the second drum portion 1042 is connected with an end of the second shaft portion 1044, the first shaft portion 1043 is rotatably connected with the supporting frame 101 through one of the crushing drum supporting bearings 106, and the second shaft portion 1044 is rotatably connected with the supporting frame 101 through the other of the crushing drum supporting bearings 106.

The garbage sorting and classifying device, wherein the crushing roller 104 further comprises: the outer wall of the second drum portion 1042 is connected with a plurality of pushing plates 1045, a plurality of pushing plates 1045 are used for pushing materials in the accommodating space out of the discharge hole, the outer wall of the first drum portion 1041 and the outer wall of the second drum portion 1042 are connected with a plurality of crushing tooth members 1046, and the materials with larger volumes are decomposed into materials with smaller volumes through the crushing tooth members 1046 located on the first drum portion 1041 and the second drum portion 1042.

In the above garbage sorting and classifying device, the plurality of pushing plates 1045 are disposed at equal intervals around the circumference of the second drum portion 1042, the plurality of crushing teeth 1046 disposed on the first drum portion 1041 are disposed at equal intervals in a multi-row spiral shape, and the plurality of crushing teeth 1046 disposed on the second drum portion 1042 are disposed at equal intervals along the plurality of pushing plates 1045.

The invention adopts the technology, so that compared with the prior art, the invention has the positive effects that:

(1) The feeding device has the beneficial effects that the feeding device can realize smooth and smooth entry of garbage into the crushing mechanism, the garbage is beneficial to uniformly entering the crushing mechanism, the crushing mechanism has the beneficial effects that large garbage blocks are crushed, the garbage is efficiently conveyed to the connecting mechanism, the connecting device has the beneficial effects that the crushing mechanism and the air screen mechanism are connected, so that materials can be efficiently circulated, the magnetic separation mechanism has the beneficial effects that metal garbage in kitchen garbage can be adsorbed out, the structure is compact, the electric control mechanism controls the motors of the mechanisms through the electric control box to realize smooth operation of the whole device, the problem of large workload of manually sorting the garbage is solved, the production efficiency is improved, and the labor intensity of workers is reduced;

(2) The metal garbage sorting machine can adsorb metal garbage, can sort out the metal garbage from kitchen garbage, and the screening mechanism combines a screen and a fan, so that garbage sorting is effectively carried out on materials crushed by the crushing mechanism, the problem of garbage crushing, sorting and sorting is solved, sorting and sorting efficiency is improved, and labor intensity is reduced.

Drawings

Fig. 1 is a schematic structural view of a garbage sorting and classifying device according to the present invention.

Fig. 2 is an isometric view of a waste sorting and classifying device according to the invention.

Fig. 3 is a front view of a garbage sorting and classifying device of the present invention.

Fig. 4 is a side view of a waste sorting and classifying device of the present invention.

Fig. 5 is a top view of a refuse sorting apparatus of the present invention.

Fig. 6 is a schematic structural view of a crushing mechanism of the garbage sorting and classifying device of the present invention.

Fig. 7 is a side cross-sectional view of a crushing mechanism of a refuse sorting apparatus of the present invention.

Fig. 8 is a schematic structural view of a crushing roller of the garbage sorting apparatus of the present invention.

Fig. 9 is a schematic structural view of an engagement mechanism of the garbage sorting and classifying device according to the present invention.

Fig. 10 is a front view of an engagement mechanism of a refuse sorting apparatus of the present invention.

Fig. 11 is a schematic structural view of a feeding and conveying mechanism of the garbage sorting and classifying device of the present invention.

Fig. 12 is a front view of a feed conveyor of a refuse sorting apparatus of the present invention.

Fig. 13 is a schematic structural view of a wind screen mechanism of the garbage sorting and classifying device according to the present invention.

Fig. 14 is a side view of the air screen mechanism of the garbage sorting apparatus of the present invention.

Fig. 15 is a schematic structural view of a magnetic separation mechanism of the garbage sorting and classifying device of the present invention.

In the accompanying drawings: 1. a crushing mechanism; 2. a linking mechanism; 3. a feed conveyor mechanism; 4. a wind screen mechanism; 5. an electric control mechanism; 6. a magnetic separation mechanism; 101. crushing a supporting frame; 102. crushing the upper cover; 103. a crushing motor; 104. a crushing roller; 105. crushing the lower screen; 106. a crushing roller support bearing; 201. a connecting support frame; 202. a blower; 203. an air duct; 204. connecting a conveyor belt; 205. a joint cover; 206. engaging the transfer support; 207. connecting a motor; 301. a feeding driven shaft; 302. a feed conveyor belt support; 303. a feed driving shaft; 304. a feed belt; 305. a girder; 306. a feeding motor base; 307. a feed conveyor cover; 308. a feed motor; 401. a roller screen drum; 402. a small roller member; 403. a roller screen support frame; 404. a return conveyor belt; 405. a large roller member; 406. a driving roller; 407. a wind screen power device; 408. a limit bearing mechanism; 601. a magnetic separation frame; 602. a permanent magnet tray; 603. magnetic separation structural members; 604. a permanent magnet; 1041. a first drum part; 1042. a second drum part; 1043. a first shaft portion; 1044. a second shaft portion; 1045. a push plate; 1046. crushing the tooth.

Detailed Description

The invention is further described below with reference to the drawings and specific examples, which are not intended to be limiting.

Referring to fig. 1 to 15, there is shown a garbage sorting and classifying apparatus, including: the device comprises a crushing mechanism 1, a connecting mechanism 2, a feeding conveying mechanism 3, an air screen mechanism 4, an electric control mechanism 5 and a magnetic separation mechanism 6, wherein the feeding conveying mechanism 3 is used for conveying materials to a feeding hole of the crushing mechanism 1, the crushing mechanism 1 is used for decomposing the materials with larger volumes into the materials with smaller volumes and transferring the materials with smaller volumes to the connecting mechanism 2, the connecting mechanism 2 is used for transferring the materials with smaller volumes to the air screen mechanism 4, the air screen mechanism 4 is used for screening the materials with smaller volumes, after screening, the materials with larger sizes are blown out to a dry garbage outlet, after screening, the materials with smaller sizes are obtained and transferred to a kitchen garbage discharging hole, and the magnetic separation mechanism 6 is used for adsorbing metal materials in the materials with smaller sizes at the kitchen garbage discharging hole, and controlling the operation of the crushing mechanism 1, the connecting mechanism 2, the feeding conveying mechanism 3, the air screen mechanism 4 and the magnetic separation mechanism 6 through the electric control mechanism 5.

Further, in a preferred embodiment, the crushing mechanism 1 comprises:

a crushing roller 104 and a crushing roller support bearing 106, the crushing roller 104 is arranged in the accommodating space, two crushing roller support bearings 106 are arranged on the crushing support frame 101, each end part of the crushing roller 104 is rotationally connected with the crushing support frame 101 through one crushing roller support bearing 6, and the crushing roller 104 is operatively rotated around the central axis thereof;

a crushing motor 103, wherein the crushing motor 103 is arranged on the crushing support frame 101, and the crushing motor 103 is used for driving the crushing roller 104 to rotate;

the lower crushing screen 105, the lower crushing screen 105 is installed on the crushing support frame 101, the lower crushing screen 105 is arranged below the crushing roller 104, and the lower crushing screen 105 screens the decomposed materials with smaller volume.

Further, in a preferred embodiment, the engagement mechanism 2 comprises:

The engagement conveyer belt 204, the upper surface at the roof that links up support frame 201 is installed to the engagement conveyer belt 204, and the direction of delivery of engagement conveyer belt 204 is perpendicular to broken mechanism's unloading direction, and engagement conveyer belt 204 includes: the device comprises a connecting driving belt wheel, a connecting driven belt wheel, a connecting belt, a connecting conveyor belt mounting bracket, a connecting driving belt wheel mounting shaft and a connecting driven belt wheel mounting shaft, wherein the connecting conveyor belt mounting bracket is arranged on the upper surface of a top plate of a connecting support frame 201;

the connecting motor 207, the connecting motor 207 is installed on the connecting support frame 201, the connecting motor 207 is used for driving the connecting driving belt pulley to rotate, and then driving the connecting driven belt pulley and the connecting belt to move, and materials are conveyed through the connecting belt;

The fan 202 and the air duct 203, the air duct 203 is arranged on the lower surface of the top plate of the connecting support frame 201, the fan 202 is arranged on the connecting support frame 201, the air outlet of the air duct 203 faces the air screen mechanism, and the air inlet of the air duct 203 is communicated with the air outlet of the fan 202;

the engagement cover 205, the engagement cover 205 is installed on the upper surface of the roof of the engagement support frame 201, and the engagement conveyor 204 is disposed in the engagement cover 205.

Further, in a preferred embodiment, the air screen mechanism 4 comprises:

the device comprises a roller screen cylinder 401 and a roller screen support frame 403, wherein the bottom plate of the roller screen support frame 403 is horizontally arranged, the upper plate of the roller screen support frame 403 is obliquely arranged, the roller screen cylinder 401 is arranged above the roller screen support frame 403, the roller screen cylinder 401 is operable to rotate around the central axis of the roller screen cylinder 401, a plurality of sieve holes are formed in the outer wall of the roller screen cylinder 401, materials with smaller sizes are screened out through the sieve holes, a fan 202 is arranged outside a feed port of the roller screen cylinder 401, wind power is introduced into the roller screen cylinder 401 through the fan 202, and materials with larger sizes are blown out from a discharge port of the roller screen cylinder 401;

A large roller member 405, the large roller member 405 being mounted on one side of the lower end of the upper plate of the roller screen support frame 403, the large roller member 405 being operable to rotate about its central axis, the outer wall of the large roller member 405 being in abutment with the outer wall of one end of the roller screen cylinder 401;

the reflux conveying belt 404, the reflux conveying belt 404 is arranged on the roller screen supporting frame 403, the reflux conveying belt 404 is arranged below the roller screen cylinder 401, and materials screened out by a plurality of sieve holes and having smaller sizes are conveyed to a kitchen waste discharge port through the reflux conveying belt 404;

the driving roller 406 and the air screen power device 407 are used for driving the reflux conveying belt 404 to run through the power device, the driving roller 406 is connected with the power device, the driving roller 406 is arranged on the other side of the lower end of the upper plate of the roller screen supporting frame 403, the outer wall of the driving roller 406 is propped against the outer wall of one end of the roller screen cylinder 401, the power device is used for driving the driving roller 406 to rotate around the central axis, and the driving roller 406 is used for driving the roller screen cylinder 401 to rotate so as to drive the two small roller wheel pieces 402 and one large roller wheel piece 405 to rotate;

and the limiting bearing mechanism 408, one end of the roller screen support frame 403 and one end of the roller screen cylinder 401 are connected through the limiting bearing mechanism 408, and the displacement of the roller screen cylinder 401 in the horizontal direction is limited through the limiting bearing mechanism 408.

Further, in a preferred embodiment, feed conveyor 303 comprises:

the garbage sorting and classifying device comprises a feeding driving shaft 303, a feeding driven shaft 301 and a feeding belt 304, wherein the feeding driving shaft 303 and the feeding driven shaft 301 are positioned at the same horizontal level, the feeding driven shaft 301 is positioned in a feeding hole of the crushing mechanism, each end part of the feeding driving shaft 303 is respectively and rotatably connected with one feeding girder 305, each end part of the feeding driven shaft 301 is respectively and rotatably connected with one feeding girder 305, the feeding belt 304 is in an annular belt shape, the feeding belt 304 is sleeved on the feeding driving shaft 303 and the feeding driven shaft 301, the feeding belt 304 is driven to move by the rotation of the feeding driving shaft 303 so as to drive the feeding driven shaft 301 to rotate, and the garbage materials are conveyed into the crushing mechanism of the garbage sorting and classifying device by the movement of the feeding belt 304;

the feeding conveyor belt support 302, two sides of the feeding conveyor belt support 302 are respectively connected with two feeding girders 305, the feeding conveyor belt support 302 is arranged between a feeding driving shaft 303 and a feeding driven shaft 301, the feeding conveyor belt support 302 is arranged in the annular interior of a feeding belt 304, the lower surface of the feeding belt 304 positioned on the upper side of the feeding conveyor belt support 302 is operably propped against the upper surface of the feeding conveyor belt support 302, and the strength and the deformation resistance degree of the feeding belt 304 in the process of conveying garbage materials are increased through the feeding conveyor belt support 302;

The feeding motor 308 and the feeding motor seat 306, the feeding motor seat 306 is arranged below the feeding belt 304, two ends of the upper surface of the feeding motor seat 306 are respectively connected with two feeding girders 305, the feeding motor 308 is arranged in the feeding motor seat 306, and the feeding driving shaft 303 is driven to rotate around the central axis of the feeding motor 308 so as to drive the feeding belt 304 to move.

Further, in a preferred embodiment, magnetic separation mechanism 606 includes: magnetic separation frame 601, permanent magnet tray 602, magnetic separation structure 603 and permanent magnet 604, the kitchen garbage exit at rubbish letter sorting sorter is installed to magnetic separation frame 601, and magnetic separation frame 601 is cube frame, and in magnetic separation frame 601 was all located to permanent magnet tray 602 and permanent magnet 604, magnetic separation frame 601 includes: two first bars arranged in parallel with each other, each bar is provided with at least two magnetic separation structural members 603, each corner of the permanent magnet tray 602 is connected with the lower end of one magnetic separation structural member 603, and the permanent magnet 604 is arranged in the permanent magnet tray 602.

Further, in a preferred embodiment, the crushing drum 104 comprises: the first drum portion 1041, the second drum portion 1042, the first shaft portion 1043 and the second shaft portion 1044 are coaxially disposed, one end of the first drum portion 1041 is connected to one end of the second drum portion 1042, the other end of the first drum portion 1041 is connected to an end of the first shaft portion 1043, the other end of the second drum portion 1042 is connected to an end of the second shaft portion 1044, the first shaft portion 1043 is rotatably connected to the supporting frame 101 through one crushing drum supporting bearing 106, and the second shaft portion 1044 is rotatably connected to the supporting frame 101 through the other crushing drum supporting bearing 106.

Further, in a preferred embodiment, the crushing drum 104 further comprises: the outer wall of the second drum portion 1042 is connected with a plurality of pushing plates 1045, the pushing plates 1045 are used for pushing out materials in the accommodating space from the discharge hole, the outer wall of the first drum portion 1041 and the outer wall of the second drum portion 1042 are connected with a plurality of crushing tooth members 1046, and the crushing tooth members 1046 located on the first drum portion 1041 and the second drum portion 1042 decompose the materials with larger volumes into materials with smaller volumes.

Further, in a preferred embodiment, the plurality of pushing plates 1045 are disposed at equal intervals around the circumference of the second drum portion 1042, the plurality of crushing teeth 1046 on the first drum portion 1041 are disposed at equal intervals in a plurality of rows of spirals, and the plurality of crushing teeth 1046 on the second drum portion 1042 are disposed at equal intervals along the plurality of pushing plates 1045.

The foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the embodiments and the protection scope of the present invention.

The present invention has the following embodiments based on the above description:

in a further embodiment of the invention, a garbage sorting and classifying device comprises: the device comprises a crushing mechanism, a connecting mechanism, a feeding conveying mechanism, an air screen mechanism, an electric control mechanism and a magnetic separation mechanism, wherein the feeding conveying mechanism is used for conveying materials to a feeding hole of the crushing mechanism, the crushing mechanism is used for decomposing the materials with larger volumes into the materials with smaller volumes and transferring the materials with smaller volumes to the connecting mechanism, the connecting mechanism is used for transferring the materials with smaller volumes to the air screen mechanism, the air screen mechanism is used for screening the materials with smaller volumes, after screening, the materials with larger sizes are blown out to a dry garbage outlet, after screening, the materials with smaller sizes are obtained and transferred to a kitchen garbage discharging hole, and the magnetic separation mechanism is used for adsorbing metal materials in the materials with smaller sizes at the kitchen garbage discharging hole.

In a further embodiment of the present invention, a crushing mechanism for a garbage sorting and classifying apparatus for decomposing a larger volume of material into smaller volumes of material, comprises: the crushing device comprises a crushing roller 104, a kinetic energy device, a crushing lower screen 105, a crushing support frame 101 and a crushing upper cover 102, wherein the crushing upper cover 102 is arranged on the upper surface of the crushing support frame 101, the crushing upper cover 102 and the upper surface of the crushing support frame 101 are surrounded to form a containing space, a feed inlet is formed above one end of the crushing upper cover 102, and a discharge outlet is formed on the lateral side of the other end of the crushing upper cover 102; the crushing roller 104 is arranged in the accommodating space, and the crushing roller 104 can rotate around the central axis of the crushing roller 104; the kinetic energy device is arranged on the crushing support frame 101 and is used for driving the crushing roller 104 to rotate; the crushing lower screen 105 is mounted on the crushing support frame 101, the crushing lower screen 105 is arranged below the crushing roller 104, and the decomposed materials with smaller volumes are screened out through the crushing lower screen 105.

In a further embodiment of the present invention, further comprising: a crushing roller support bearing 106, two crushing roller support bearings 106 are mounted on the crushing support frame 101, and each end of the crushing roller 104 is rotatably connected to the crushing support frame 101 by one crushing roller support bearing 106.

In a further embodiment of the invention, the kinetic energy device is a crushing motor 103.

In a further embodiment of the invention, the crushing drum 104 comprises: the crushing device comprises a first roller part 1041, a second roller part 1042, a first shaft part 1043 and a second shaft part 1044, wherein the first roller part 1041, the second roller part 1042, the first shaft part 1043 and the second shaft part 1044 are coaxially arranged, one end of the first roller part 1041 is connected with one end of the second roller part 1042, the other end of the first roller part 1041 is connected with the end part of the first shaft part 1043, the other end of the second roller part 1042 is connected with the end part of the second shaft part 1044, the first shaft part 1043 is rotationally connected with the crushing support frame 101 through one crushing roller support bearing 106, and the second shaft part 1044 is rotationally connected with the crushing support frame 101 through the other crushing roller support bearing 106; the crushing roller 104 further comprises: the pushing plates 1045 are connected to the outer wall of the second drum portion 1042, the pushing plates 1045 are used for pushing out materials in the accommodating space from the discharge hole, and the pushing plates 1045 are arranged at equal intervals around the circumference of the second drum portion 1042; the crushing roller 104 further comprises: the crushing tooth 1046, the outer wall of the first drum portion 1041 and the outer wall of the second drum portion 1042 are connected with a plurality of crushing tooth 46, and the crushing tooth 1046 located on the first drum portion 1041 and the second drum portion 1042 decomposes the material with larger volume into the material with smaller volume.

In a further embodiment of the present invention, the crushing teeth 1046 on the first drum portion 1041 are disposed at equal intervals in a plurality of rows of spirals, and the crushing teeth 1046 on the second drum portion 1042 are disposed at equal intervals along the plurality of pushing plates 1045.

In a further embodiment of the present invention, the output end of the crushing motor 103 is in transmission connection with the crushing roller 104 through a transmission belt, a driving pulley is mounted on the output end of the crushing motor 103, a key slot is arranged on the first shaft portion 1043, the first shaft portion 1043 is fixedly connected with the driven pulley through a key, and the driving pulley is in transmission connection with the driven pulley through a belt.

In a further embodiment of the invention, crushing roller support bearings 106 are mounted on the upper surface of the crushing support frame 101, crushing rollers 104 are mounted on the two crushing roller support bearings 106, a crushing lower screen 105 is mounted on the inner side of the crushing support frame 101 and is positioned below the crushing rollers 104, a crushing upper cover 102 is mounted on the upper surface of the crushing support frame 101 and covers the crushing rollers 104, a crushing motor 103 is mounted on a motor mounting plate below the crushing support frame 101, the crushing rollers 104 are used for crushing garbage, the crushing support frame 101 is used as a base for supporting the whole equipment, the crushing motor 103 is used for driving the crushing rollers 104 to operate, the crushing lower screen 105 is used for screening garbage materials, and the crushing upper cover 102 is used for blocking the garbage materials from flying out and controlling the positions of inlets and outlets of the garbage materials.

In a further embodiment of the invention, the garbage materials are crushed and decomposed through the crushing roller 104, the crushing upper cover 102 and the crushing lower screen 105, the crushed and decomposed garbage materials are screened through the crushing roller 104, the crushing upper cover 102 and the crushing lower screen 105, the garbage materials with smaller volume are screened out through the crushing lower screen 105, the garbage materials with larger volume are driven to the discharge hole of the crushing upper cover 102 through the feeding hole of the crushing upper cover 102 by the crushing roller 104, and then the garbage materials with larger volume are pushed out from the discharge hole of the crushing upper cover 102 through the push plate 45.

In a further embodiment of the present invention, the crushing teeth 1046 on the first drum portion 1041 are disposed at equal intervals in a plurality of rows of spirals, and the larger garbage material is driven to the discharge port of the crushing upper cover 102 from the feed port of the crushing upper cover 102 by the plurality of rows of spirals.

In a further embodiment of the invention, after the crushing motor 103 rotates, the crushing roller 104 is driven to rotate through belt transmission, garbage enters from the feeding hole of the crushing upper cover 102, crushing extrusion of the crushing roller blade on the garbage is completed through rotation of the crushing roller 104, and meanwhile, the garbage is conveyed to the discharging hole through spiral transmission of the crushing roller blade and the action of the crushing upper cover, so that one action is completed.

In a further embodiment of the present invention, the multiple-row spiral crushing teeth 1046 are multiple-row spiral blades, and after the crushing motor 103 drives the crushing roller 104 to rotate, the crushing device can realize the functions of directional transportation and discharge of the garbage by the spiral mechanism blades of the crushing roller 104, and after the crushing motor 103 drives the crushing roller 104 to rotate, the function of crushing the garbage by the crushing roller 104, the crushing upper cover 102 and the crushing lower screen 105 can be realized.

In a further embodiment of the invention, a joint conveyor for a waste sorting and classifying device further comprises: broken mechanism and wind screen mechanism link up conveyer's material loading position and broken mechanism's unloading position and connect, link up conveyer's unloading position and wind screen mechanism's material loading position and connect, link up conveyer and be used for transferring the material that is located broken mechanism's unloading position to wind screen mechanism's material loading position, wherein, include: the device comprises a connecting support frame 201, a connecting conveyor belt 204 and a connecting motor 207, wherein one side edge of the connecting support frame 201 is connected with a discharging position of a crushing mechanism, and the other side edge of the connecting support frame 201 is connected with a feeding position of a wind screen mechanism; the upper surface at the roof that links up support frame 201 is installed to link up conveyer belt 204, and the direction of delivery of link up conveyer belt 204 is perpendicular to broken mechanism's unloading direction, links up conveyer belt 204 and includes: the driving belt pulley, the driven belt pulley and the belt are both arranged on the connecting support frame 201, and the belt is arranged on the driving belt pulley and the driven belt pulley; the engagement motor 207 is installed on the engagement support frame 201, and the engagement motor 207 is used for driving the driving belt pulley to rotate, and then drives the driven belt pulley and the belt to move, and materials are conveyed through the belt.

In a further embodiment of the present invention, the engagement conveyor 204 further comprises: the conveyer belt installing support, driving pulley installing shaft and driven pulley installing shaft, conveyer belt installing support installs the upper surface at the roof that links up support frame 201, and driving pulley installing shaft and driven pulley installing shaft are all installed on the conveyer belt installing support.

In a further embodiment of the invention, a first sprocket is mounted on the driving pulley mounting shaft, a second sprocket is mounted on the output end of the engagement motor 207, and the driving pulley mounting shaft is in meshed transmission connection with the output end of the engagement motor 207 through a chain sprocket.

In a further embodiment of the invention, a first gear is mounted on the driving pulley mounting shaft, a second gear is mounted on the output end of the engagement motor 207, and the driving pulley mounting shaft is in meshed transmission connection with the output end of the engagement motor 207 through the gears.

In a further embodiment of the present invention, further comprising: an engagement transfer support 206, each end of the conveyor belt mounting bracket and engagement support 201 being fixedly connected by at least one engagement transfer support 206; further comprises: the fan 202 and the air duct 203, the air duct 203 is arranged on the lower surface of the top plate of the connecting support frame 201, the fan 202 is arranged on the connecting support frame 201, the air outlet of the air duct 203 faces the air screen mechanism, and the air inlet of the air duct 203 is communicated with the air outlet of the fan 202; further comprises: the engagement cover 205, the engagement cover 205 is installed on the upper surface of the roof of the engagement support frame 201, and the engagement conveyor 204 is disposed in the engagement cover 205.

In a further embodiment of the present invention, the running direction of the engagement conveyor 204 is perpendicular to the discharging direction of the crushing mechanism, the feeding port of the engagement cover 205 is communicated with the discharging position of the crushing mechanism, the discharging port of the engagement cover 205 is communicated with the feeding position of the air screen mechanism, and the movement process of the material is limited by the engagement cover 205, so that the material is prevented from sliding from the upper surface of the top plate of the engagement support 201.

In a further embodiment of the present invention, an opening door is installed on the engagement cover 205, and the opening door is opposite to the discharge hole of the engagement cover 205, so that a worker can conveniently adjust the position of the material on the engagement conveyor 204 by opening the door, and the occurrence of stacking and blocking in the engagement cover 205 is avoided.

In a further embodiment of the present invention, the fan 202 and the wind screen mechanism are respectively located on opposite sides of the engagement support 201.

In a further embodiment of the invention, a connection conveying device for a garbage sorting and classifying device is provided, a fan 202 and an air duct 203 are both arranged at the middle part of a connection supporting frame 201, a connection conveying belt 204 is fixedly connected with the connection supporting frame 201 through a connection transferring supporting piece 206, a connection cover 205 is arranged on the connection conveying belt 204, a connection motor 207 is arranged at the side edge of the connection conveying belt 204, the connection supporting frame 201 is used as a base and can be used for supporting an integral structure, the fan 202 is used as a fan and can be used for providing wind power, the connection motor 207 is used as a speed reducing motor and can be used for providing power for the connection conveying belt 204, and materials can be turned for 90 degrees through the connection cover 205 and the connection conveying belt 204, so that the connection problem of a crushing mechanism and a wind screening mechanism is solved, and the effect of conveying garbage is achieved.

In a further embodiment of the present invention, the air conditioner comprises a connection support frame 201, an air duct 203 is installed on a side frame of the connection support frame 201, a fan 202 is installed at an air inlet of the air duct 203 on the connection support frame 201, a connection conveyor belt 204 is installed at the upper end of the connection support frame 201, and a connection cover 205 is installed above the connection conveyor belt 204.

In a further embodiment of the invention, the waste can exit from the crushing mechanism and enter the engagement conveyor, and is transported to the air screen mechanism by the blocking of the engagement cover 205 and the transportation of the engagement conveyor belt 204, and the fan 202 and the air duct 203 at the bottom of the waste can blow out strong wind to the air screen mechanism, so that light dry waste is blown out.

In a further embodiment of the present invention, the engagement conveyor 204 is installed and fixed on the upper surface of the engagement support frame 201 through the engagement transfer support member 206, so as to ensure the stability of installation of the engagement conveyor 204, and simultaneously facilitate the disassembly and replacement of the engagement conveyor 204, the engagement cover 205 is installed on the upper surface of the engagement support frame 201, the engagement cover 205 is disposed above the engagement conveyor 204, so as to prevent the garbage material from the crushing mechanism from sliding off the engagement conveyor 204 of the engagement support frame 201, ensure that the garbage material enters the air screen mechanism under the conveying action of the engagement conveyor 204, the engagement cover 205 is provided with a door opening, and simultaneously the door opening is provided with an opening door leaf.

In a further embodiment of the present invention, an air screen mechanism for a garbage sorting and classifying device, the air screen mechanism is used for screening materials located in the garbage sorting and classifying device, blowing out materials with larger size to a dry garbage outlet after screening, and transferring the materials with smaller size to a kitchen garbage outlet after screening, wherein the air screen mechanism comprises: the device comprises a small roller piece 402, a large roller piece 405, a reflux conveying belt 404, a driving roller 406, a wind screen power device 407, a limit bearing mechanism 408, a fan 202, a roller screen 401 and a roller screen support frame 403, wherein the bottom plate of the roller screen support frame 403 is horizontally arranged, the upper plate of the roller screen support frame 403 is obliquely arranged, the roller screen 401 is arranged above the roller screen support frame 403, the roller screen 401 is operable to rotate around the central axis of the roller screen 401, a plurality of sieve holes are arranged on the outer wall of the roller screen 401, the small-size materials are screened out through the sieve holes, the fan 202 is arranged outside the feed inlet of the roller screen 401, wind power is introduced into the roller screen 401 through the fan 202, and the large-size materials are blown out from the discharge outlet of the roller screen 401; two small roller pieces 402 are arranged at one end of the upper plate of the roller screen support frame 403, which is higher than the upper plate of the roller screen support frame 403, the two small roller pieces 402 are respectively positioned at two sides of the upper plate of the roller screen support frame 403, each small roller piece 402 can rotate around the central axis of the small roller piece 402, and the outer wall of each small roller piece 402 is propped against the outer wall of one end of the roller screen cylinder 401; a large roller member 405 is mounted on one side of the lower end of the upper plate of the roller screen support frame 403, the large roller member 405 being operable to rotate about its central axis, the outer wall of the large roller member 405 being in abutment with the outer wall of one end of the roller screen cylinder 401; the reflux conveying belt 404 is arranged on the roller screen supporting frame 403, the reflux conveying belt 404 is arranged below the roller screen cylinder 401, and materials screened out by a plurality of sieve holes and having smaller sizes are conveyed to a kitchen waste discharge port through the reflux conveying belt 404; the reflux conveyor belt 404 is driven to run by the wind screen power device 407, the driving roller 406 and the wind screen power device 407 are connected, the driving roller 406 is installed on the other side of the lower end of the upper plate of the roller screen support frame 403, the outer wall of the driving roller 406 is propped against the outer wall of one end of the roller screen cylinder 401, the wind screen power device 407 is used for driving the driving roller 406 to rotate around the central axis thereof, and the roller screen cylinder 401 is driven to rotate by the rotation of the driving roller 406 so as to drive the two small roller members 402 and one large roller member 405 to rotate; one end of the roller screen support frame 403 and one end of the roller screen cylinder 401 are connected through a limit bearing mechanism 408, and displacement of the roller screen cylinder 401 in the horizontal direction is limited through the limit bearing mechanism 408.

In a further embodiment of the invention, the wind screen power device 407 comprises: the driving motor and the speed reducer are both arranged on the roller screen supporting frame 403, the output end of the driving motor is connected with the input end of the speed reducer, and the output end of the speed reducer is connected with the driving roller 406.

In a further embodiment of the invention, the output end of the driving motor is connected with a driving belt pulley, the input end of the speed reducer is connected with a driven belt pulley, the output end of the driving motor is connected with the input end of the speed reducer through belt transmission, the output end of the speed reducer is connected with a driving chain wheel, the rotating shaft of the driving roller 406 is connected with a driven chain wheel, and the output end of the speed reducer is connected with the rotating shaft of the driving roller 406 through chain transmission.

In a further embodiment of the present invention, further comprising: a rotating shaft fixing seat is installed at each corner of the upper plate of the rolling screen supporting frame 403, two small roller pieces 402 are respectively installed on the two rotating shaft fixing seats at one end of the upper plate of the rolling screen supporting frame 403 with higher height, a large roller piece 405 is installed on one rotating shaft fixing seat at one end of the upper plate of the rolling screen supporting frame 403 with lower height, and a driving roller 406 is installed on the other rotating shaft fixing seat at one end of the upper plate of the rolling screen supporting frame 403 with lower height; further comprises: the rotating bearing, each small roller piece 402 is connected with the rotating shaft fixing seat connected with the small roller piece through a rotating bearing, the large roller piece 405 is connected with the rotating shaft fixing seat connected with the large roller piece through a rotating bearing, the driving roller 406 is fixedly connected with the rotating shaft of the rotating shaft fixing seat connected with the driving roller piece, the rotating shaft of the rotating shaft fixing seat is connected with the bottom plate of the rotating shaft fixing seat through the rotating bearing, and the wind screen power device 407 drives the rotating shaft to rotate on the bottom plate so as to drive the driving roller 406 to rotate.

In a further embodiment of the present invention, the central axis of the roller 401, the central axis of the large roller member 405, the central axis of the driving roller 406 and the central axes of the two small roller members 402 are all parallel to each other, and the plurality of sieve holes on the roller 401 are all rectangular, and the plurality of sieve holes are arranged in a rectangular array.

In a further embodiment of the present invention, the return conveyor 404 includes: the conveying belt driving wheel, the conveying belt driven wheel and the conveying belt are arranged on the roller screen supporting frame 403, the conveying belt driving wheel is located below one end of the roller screen cylinder 401, the conveying belt driven wheel is located below the other end of the roller screen cylinder 401, the conveying belt is arranged on the conveying belt driving wheel and the conveying belt driven wheel, the conveying belt driving wheel is connected with the air screen power device 407, the conveying belt driving wheel is driven to rotate through the air screen power device 407 so as to drive the conveying belt to move, and materials with smaller sizes screened out by a plurality of sieve holes are conveyed to a kitchen waste discharging hole.

In a further embodiment of the invention, a wind screen mechanism for a garbage sorting and classifying device is characterized in that four roller mechanisms are respectively arranged on a supporting frame, the roller mechanisms support a roller screen cylinder 401, one roller mechanism is matched with a transmission shaft, and a speed reducer is arranged on the supporting frame and is in chain transmission with the transmission shaft.

In a further embodiment of the invention, the roller 401 is mounted on the upper surface of the roller support frame 403, the roller 401 is obliquely arranged on the upper surface of the roller support frame 403, the driving roller 406 is driven to rotate by the wind screen power device 407, the outer wall of the driving roller 406 and the end part with higher horizontal height of the roller 401 are propped against each other, the roller 401 is driven to rotate by friction force between the driving roller 406 and the roller 401, the small roller 402 and the large roller 405 are also mounted on the upper surface of the roller support frame 403, the roller 401 is supported by the upper surface of the roller support frame 403 through the small roller 402 and the large roller 405, the roller 401 is prevented from being directly contacted with the upper surface of the roller support frame 403, friction resistance between the roller 401 and the roller support frame 403 is reduced, the roller 401 is driven to rotate on the upper surface of the roller support frame 403 through friction force, the two large roller members 405 are respectively arranged on two sides of the roller 401, the driving roller 406 and the small roller 402 are respectively arranged on two sides of the roller 401, the roller 401 is prevented from falling off from the bearing mechanism of the roller 401 under the position of the roller support frame 3 or from being blown out of the roller 401 through the bearing mechanism, and the position of the roller support frame 408 is prevented from being moved to the position of the roller support frame 408, and the position of the roller 401 is prevented from being blown off from the end part due to the position of the roller support frame.

In a further embodiment of the invention, an air screen mechanism for a garbage sorting and classifying device comprises a roller screen supporting frame 403 and a roller screen cylinder 401, wherein the roller screen cylinder 401 is supported by two small roller pieces 402, one large roller piece 405 and one driving roller 406, and is limited by a limiting bearing mechanism 408 to prevent sliding. The speed reducer is mounted on the roller screen support 3 by bolts, and the speed reducer 3 is connected with the driving roller 406 in a chain transmission manner.

In a further embodiment of the invention, the working principle is: the garbage enters from the opening above the roller 401, at this time, the speed reducer drives the driving roller 406 to rotate, the roller 401 rotates through the friction belt, the garbage slowly moves downwards along with the influence of rotation and gravity, and at the same time, the garbage smaller than the diameter of the screen mesh can fall onto the return conveying belt 404 to be conveyed to the next procedure for further treatment, and the rest dry garbage can come out from the opening below the roller 401.

In a further embodiment of the invention, the problems of dry garbage and wet garbage classification are solved, the dry garbage and wet garbage classification is realized, the labor intensity of workers is reduced, the garbage is classified by a mechanical device, the labor and time consumption is reduced, the workers are prevented from being infected with bacteria and viruses, the materials in the garbage sorting and classifying device are screened by an air screen mechanism, the classification accuracy is improved, and the efficient reclassification of the garbage is realized.

In a further embodiment of the present invention, a feed conveyor for a refuse sorting apparatus for transporting refuse material into a crushing mechanism of the refuse sorting apparatus, the crushing mechanism decomposing a larger volume of material into smaller volume of material, comprising: the feeding motor 308, the feeding motor seat 306, the feeding conveyer belt support 302, the feeding conveyer belt cover 307, the girder 305, the feeding driving shaft 303, the feeding driven shaft 301 and the feeding belt 304, wherein the girder 305 is arranged on two side walls of the bottom of the feeding conveyer belt cover 307; the feeding driving shaft 303 and the feeding driven shaft 301 are positioned at the same horizontal level, the feeding driven shaft 301 is positioned in a feeding hole of the crushing mechanism, each end part of the feeding driving shaft 303 is respectively and rotatably connected with a girder 305, each end part of the feeding driven shaft 301 is respectively and rotatably connected with a girder 305, the feeding belt 304 is in an annular belt shape, the feeding belt 304 is sleeved on the feeding driving shaft 303 and the feeding driven shaft 301, the feeding belt 304 is driven to move by the rotation of the feeding driving shaft 303 so as to drive the feeding driven shaft 301 to rotate, and the garbage materials are conveyed into the crushing mechanism of the garbage sorting and classifying device by the movement of the feeding belt 304; the two sides of the feeding conveyer belt support 302 are respectively connected with two girders 305, the feeding conveyer belt support 302 is arranged between the feeding driving shaft 303 and the feeding driven shaft 301, the feeding conveyer belt support 302 is arranged in the annular interior of the feeding belt 304, the lower surface of the feeding belt 304 positioned on the upper side of the feeding conveyer belt support 302 is operably propped against the upper surface of the feeding conveyer belt support 302, and the strength and the deformation resistance degree of the feeding belt 304 in the process of conveying garbage materials are increased through the feeding conveyer belt support 302; the feeding motor seat 306 is arranged below the feeding belt 304, two end parts of the upper surface of the feeding motor seat 306 are respectively connected with the two girders 305, the feeding motor 308 is arranged in the feeding motor seat 306, and the feeding motor 308 drives the feeding driving shaft 303 to rotate around the central axis thereof so as to drive the feeding belt 304 to move.

In a further embodiment of the present invention, further comprising: the output shaft of the feed motor 308 and one end of the feed driving shaft 303 are connected by a drive chain.

In a further embodiment of the present invention, a first drive sprocket is mounted on the output shaft of the feed motor 308, the first drive sprocket and the drive chain intermesh.

In a further embodiment of the invention, the outer wall of the end of the feed drive shaft 303, to which the drive chain is connected, is circumferentially provided with gear teeth, which gear teeth engage with the drive chain.

In a further embodiment of the invention, the end of the feed drive shaft 303 connected to the drive chain is provided with a second drive sprocket, which is in engagement with the drive chain.

In a further embodiment of the present invention, the feeding conveyor cover 307 is in the shape of an open funnel, the inside diameter of the top opening of the feeding conveyor cover 307 is larger than the inside diameter of the bottom opening of the feeding conveyor cover 307, increasing the contact area with the waste material and facilitating the waste material to slide down the inner wall of the feeding conveyor cover 307 onto the feeding belt 304.

In a further embodiment of the present invention, further comprising: a first bearing is arranged on each girder 305, a first bearing mounting hole is arranged in each first bearing mounting hole, and each end part of the feeding driving shaft 303 is respectively and rotatably connected with one girder 305 through a first bearing; further comprises: and a second bearing mounting hole is formed in each girder 305, a second bearing is mounted in each second bearing mounting hole, and each end of the feeding driven shaft 301 is respectively and rotatably connected with one girder 305 through a second bearing.

In a further embodiment of the invention, the upper surface of the feed conveyor support 302 is provided with a plating layer by which oxidation reactions of the feed conveyor support 302 upon prolonged contact with liquid are avoided.

In a further embodiment of the invention, the upper surface of the feed conveyor support 302 is provided with a paint layer by means of which oxidation reactions of the feed conveyor support 302 with liquid over prolonged contact are avoided.

In a further embodiment of the present invention, the upper surface of the feed conveyor support 302 is polished to reduce the coefficient of friction of the upper surface of the feed conveyor support 302, reduce the friction between the feed conveyor support 302 and the feed belt 304, and facilitate sliding of the feed belt 304 over the upper surface of the feed conveyor support 302.

In a further embodiment of the present invention, the outer wall of the feeding driving shaft 303 is frosted, so as to increase the friction coefficient of the outer wall of the feeding driving shaft 303, increase the friction force between the feeding driving shaft 303 and the feeding belt 304, facilitate the feeding driving shaft 303 to drive the feeding belt 304 to move so as to transport the garbage material, avoid the occurrence of the slipping phenomenon, the outer wall of the feeding driven shaft 301 is frosted, increase the friction coefficient of the outer wall of the feeding driven shaft 301, increase the friction force between the feeding driven shaft 301 and the feeding belt 304, ensure the stability of the feeding belt 304 in the process of transporting the garbage material, and avoid the occurrence of the slipping phenomenon.

In a further embodiment of the present invention, the feeding driving shaft 303 and the feeding driven shaft 301 are disposed parallel to each other, two ends of the feeding driving shaft 303 are rotationally connected to the two girders 305 through the first bearing, so that friction force during rotation of the feeding driving shaft 303 is reduced, stability during rotation of the feeding driving shaft 303 is ensured, two ends of the feeding driven shaft 301 are rotationally connected to the two girders 305 through the second bearing, friction force during rotation of the feeding driven shaft 301 is reduced, and stability during rotation of the feeding driven shaft 301 is ensured.

In a further embodiment of the invention, the feed motor mount 306 and the two girders 305 are connected by screw fastening, the two girders 305 and the feed conveyor support 302 are connected by screw fastening, and the two girders 305 and the feed conveyor cover 307 are connected by screw fastening.

In a further embodiment of the present invention, the output shaft of the feeding motor 308 is in transmission connection with the feeding driving shaft 303 through a transmission chain, so that the stability of the output of the feeding motor 308 is ensured, the feeding driving shaft 303 is ensured to stably operate under the driving of the feeding motor 308, and the slipping phenomenon is avoided.

In a further embodiment of the present invention, the output shaft of the feeding motor 308 is in transmission connection with the feeding driving shaft 303 through the transmission chain, when the feeding belt 304 falls into the garbage material with larger mass, the friction between the feeding belt 304 and the feeding conveyor support 302 is increased, the rotation speed of the feeding driving shaft 303 is affected, the rotation speed of the output shaft of the feeding motor 308 is not changed, the gear transmission is adopted to have larger wear on the gear teeth, the damage is easy, the normal operation of the feeding conveyor is affected, the transmission belt is adopted, the slippage phenomenon is generated between the output shaft of the feeding motor 308 and the transmission belt due to the generation of the speed difference between the output shaft of the feeding driving shaft 303 and the output shaft of the feeding motor 308, the normal operation of the feeding conveyor is affected, the transmission belt is adopted, the speed difference is generated between the output shafts of the feeding driving shaft 303 and the feeding motor 308, the chain is changed, the link spacing of the chain is changed, the buffer effect is provided, the wear of the gear teeth is smaller than the gear transmission, the effect generated due to the speed difference is not easy, the damage is not easy, the chain transmission is not easy to generate slippage phenomenon, the normal operation of the feeding conveyor is ensured, the service life of the feeding conveyor is prolonged, and the service life of the feeding conveyor is easy to be damaged, and after the service life of the chain is more processed.

In a further embodiment of the invention, a feed conveyor for a refuse sorting apparatus, comprises: a feeding driven shaft 301, a feeding conveyer belt support 302, a feeding driving shaft 303, a feeding belt 304, a girder 305, a feeding motor base 306, a feeding conveyer belt cover 307, and a feeding motor 308.

In a further embodiment of the present invention, the feeding driven shaft 301 and the feeding driving shaft 303 are connected with two girders 305 through bearings, the feeding conveyor support 302 is connected between the two girders 305 through bolts, the feeding motor base 306 is installed at the bottoms of the girders 305 on both sides, the feeding motor 308 is installed on the feeding motor base 306, the motor shaft and the feeding driving shaft 303 are in chain transmission, and the feeding conveyor cover 307 is installed above the feeding belt 304.

In a further embodiment of the present invention, the feed motor 308 powers the feed belt 304, thereby performing the function of the feed belt 304 to transport material, and the feed conveyor cover 307 is of an open funnel configuration to facilitate pouring of material into the feed belt 304.

In a further embodiment of the invention, garbage is poured from the feeding mechanism, is collected on the feeding belt 304 by the feeding conveyor cover 307, the feeding motor 308 rotates, the feeding driving shaft 303 is driven to rotate by chain transmission, and the feeding driving shaft 303 drives the feeding belt 304 and the feeding driven shaft 301 to move by friction force with the belt 7, so that the function of conveying materials is realized.

In a further embodiment of the present invention, the girder 305 is installed on both sides of the bottom of the feeding conveyor cover 307, the feeding driven shaft 301, the feeding driving shaft 303, the feeding conveyor support 302, the feeding motor base 306, and the feeding conveyor cover 307 are all installed on the girder 305, and the girder 305 is additionally installed on the bottom of the feeding conveyor cover 307 to strengthen the strength and stability of the feeding conveyor.

In a further embodiment of the present invention, a feeding belt support 302 is added in the feeding belt 304, the feeding belt 304 is supported by the feeding belt support 302, and the strength and the deformation resistance degree of the feeding belt 304 in the process of conveying the garbage material are increased by the feeding belt support 302, so that the stable operation of the feeding belt 304 is ensured.

In a further embodiment of the present invention, a magnetic separation mechanism for a garbage sorting and classifying device, the magnetic separation mechanism is used for adsorbing metal materials in garbage materials sorted by the garbage sorting and classifying device, and the magnetic separation mechanism includes: magnetic separation frame 601, permanent magnet tray 602, magnetic separation structure 603 and permanent magnet 604, the kitchen garbage exit at rubbish letter sorting sorter is installed to magnetic separation frame 601, and magnetic separation frame 601 is cube frame, and in magnetic separation frame 601 was all located to permanent magnet tray 602 and permanent magnet 604, magnetic separation frame 601 includes: two first bars arranged in parallel with each other, each bar is provided with at least two magnetic separation structural members 603, each corner of the permanent magnet tray 602 is connected with the lower end of one magnetic separation structural member 603, and the permanent magnet 604 is arranged in the permanent magnet tray 602.

In a further embodiment of the present invention, the magnetic separation frame 601 further includes: the two ends of each first rod piece are respectively connected with the upper ends of the two upright posts, and the two ends of each second rod piece are respectively connected with the upper ends of the two upright posts and form a rectangular structure through the two first rod pieces and the two second rod pieces.

In a further embodiment of the present invention, at least two first screw hole groups are provided on each first rod, and each first screw hole group includes: a plurality of first screw holes of equidistant setting along first member, the upper end of every magnetic separation structure 603 is equipped with two at least first bar hole group, and every first bar hole group includes: at least one first bar hole, the mounted position phase-match of every first bar hole group and first screw hole group, every first bar hole and at least one first screw hole pass through the detachable connection of screw, through the mounted position and then the position of permanent magnet 604 in the horizontal direction of adjustment of every magnetic separation structure 603 on the first member of being connected with it, be equipped with two at least second screw hole groups on every magnetic separation structure 603, every second screw hole group includes: along equidistant a plurality of second screw holes that set up of magnetic separation structure 603, each bight of permanent magnet tray 602 is equipped with two at least second bar hole group, and every second bar hole group includes: the installation positions of the second strip-shaped holes are matched with the installation positions of the second strip-shaped hole groups and the second threaded hole groups, the second strip-shaped holes and the second threaded holes are detachably connected through screws, and the positions of the permanent magnets 604 in the vertical direction are adjusted by adjusting the installation positions of the corners of the permanent magnet tray 602 on the magnetic separation structural member 603 connected with the permanent magnet tray.

In a further embodiment of the invention, the base plate comprises: the two first strip-shaped plates and the two second strip-shaped plates are arranged in parallel, and one end of each first strip-shaped plate is connected with one end of one second strip-shaped plate.

In a further embodiment of the present invention, a plurality of positioning holes are formed on each first strip-shaped plate, a plurality of mounting holes are formed on each second strip-shaped plate, a first threaded hole group is formed on the upper surface of each first rod, a first threaded hole group is formed on the outer side surface of each first rod, at least two first strip-shaped hole groups are formed on the upper end of each magnetic separation structural member 603, one first strip-shaped hole of each first strip-shaped hole group is connected with two first threaded hole groups of one first threaded hole group through two screws, each first strip-shaped hole is connected with one first rod through two screws, the connection strength of the magnetic separation structural member 603 and the first rod is effectively enhanced, meanwhile, the relative rotation between the magnetic separation structural member 603 and the first rod is limited, at least two second threaded hole groups are formed on the outer side surface of each first rod, at least two second strip-shaped hole groups are formed on each corner of the permanent magnet tray 602, one second hole of each second hole group is connected with two first threaded hole groups of one first rod-shaped hole group through two screws and one first strip-shaped structural member 603, and two magnetic separation structural members are connected with two permanent magnet structural members 602 through two screws and two first strip-shaped structural members, and two magnetic separation structural members are simultaneously, and the relative rotation between the two strip-shaped structural members are limited and the first magnetic separation structural member 602 is effectively enhanced.

In a further embodiment of the present invention, both first bars are horizontally disposed, the permanent magnet tray 602 is horizontally disposed, and each magnetic separation structure 603 is vertically disposed.

In a further embodiment of the present invention, the magnetic separation structural member 603 adopts a body type structure with a wide upper part and a narrow lower part, so that the connection strength between the permanent magnet tray 602 and the magnetic separation frame 601 is ensured, and meanwhile, the use of materials is reduced.

In a further embodiment of the invention, the bottom plate is formed by connecting two first strip-shaped plates and two second strip-shaped plates, so that the use of materials is reduced, a plurality of positioning holes are formed in each first strip-shaped plate, a plurality of mounting holes are formed in each second strip-shaped plate, the relative positions between the magnetic separation frame 601 and the garbage sorting and classifying device are positioned through the plurality of positioning holes, and meanwhile, the garbage sorting and classifying device is mounted through the plurality of mounting holes.

In a further embodiment of the invention, the bottom plate of the magnetic separation frame 601 and the permanent magnet 604 are used for introducing garbage materials, the permanent magnet 604 is used for carrying out magnetic separation on metal materials in the garbage materials, the position of the permanent magnet 604 in the horizontal direction can be adjusted by adjusting the installation position of the plurality of magnetic separation structural members 603 on the magnetic separation frame 601, the position of the permanent magnet 604 in the vertical direction can be adjusted by adjusting the connection position of the plurality of magnetic separation structural members 603 and the permanent magnet tray 602, the position of the permanent magnet 604 in the horizontal direction can be intensively adsorbed on the densely piled position in the garbage materials, the adsorption effect of the permanent magnet 604 on the metal materials in the garbage materials is enhanced, the position of the permanent magnet 604 in the vertical direction can be intensively adsorbed on the position with different piling heights in the garbage materials, the position with lower piling height of the permanent magnet 604 can be intensively adsorbed on the position with higher piling height of the garbage materials, and the adsorption effect of the permanent magnet 604 on the metal materials in the garbage materials is enhanced.

In a further embodiment of the invention, a magnetic separation mechanism for a garbage sorting and classifying device comprises: the magnetic separation frame 601, the permanent magnet tray 602, the magnetic separation structural members 603 and the permanent magnet 604, wherein the permanent magnet tray 602 is fixed above the magnetic separation frame 601 by four magnetic separation structural members 603, the permanent magnet tray is fixed by bolts, the permanent magnet 604 is placed on the permanent magnet tray, the permanent magnet 604 is used for generating the effect of adsorbing metal, and the magnetic separation frame 601 is used as a base and can be used for supporting the permanent magnet 604.

In a further embodiment of the invention, the garbage sorting and classifying device can be well adapted under the condition of realizing the function of adsorbing metal.

In a further embodiment of the invention, a magnetic separation mechanism for a garbage sorting and classifying device can adsorb metal objects when garbage passes under the permanent magnet 604, so as to realize the function of metal garbage classification.

In a further embodiment of the invention, the functional effects are: can adsorb metal rubbish, realize sorting out metal rubbish in kitchen garbage, screening mechanism has utilized screen cloth and fan to combine, effectively carries out the rubbish to the material after broken via crushing mechanism and sorts, has solved the problem that the broken letter sorting of rubbish is categorised, improves letter sorting classification efficiency, reduces intensity of labour.

In a further embodiment of the invention, a device for sorting garbage comprises a crushing mechanism, a connecting mechanism, a feeding and conveying mechanism, a wind screen mechanism, an electric control mechanism and a magnetic separation mechanism. The feeding conveying mechanism is fixed on a bracket above the air screen mechanism through bolts and is in butt joint with a feeding port of the crushing mechanism. The wind screen mechanism is arranged in parallel with the crushing mechanism and is connected with the crushing mechanism through a connecting mechanism. The magnetic separation mechanism is fixed on the conveying mechanism of the kitchen waste discharge port of the crushing mechanism, so that the function of adsorbing metal garbage is realized. The crushing mechanism realizes the crushing and decomposing of the garbage, lays a foundation for subsequent further classification, the garbage enters the air screen mechanism through the connection mechanism after the crushing is completed, the air screen cylinder (the air screen cylinder is of a double-layer screen structure, garbage particles conforming to the size can pass through the screen) rotates, the garbage can be fully filtered by the screen, the air installed at the front part of the air screen can blow air into the screen cylinder during rotation, light dry garbage such as plastic and paper can be blown out, and the garbage filtered by the air screen becomes kitchen garbage with higher purity after metal garbage is sucked by the magnetic separation mechanism.

In a further embodiment of the invention, the beneficial effects of the feeding device are that: can realize smooth entering crushing mechanism of rubbish, be favorable to the even entering crushing mechanism of rubbish, adopt crushing mechanism beneficial effect: broken big piece rubbish, high-efficient conveying rubbish is to linking mechanism adopts linking device's beneficial effect: the crushing mechanism and the air screen mechanism are connected, so that materials can circulate efficiently, and the magnetic separation mechanism has the beneficial effects that: can adsorb the metal rubbish in the kitchen garbage, compact structure, electric control mechanism then has realized the smooth operation of whole device through the motor of electric cabinet control each mechanism, has solved the big problem of artifical letter sorting rubbish work load, has improved production efficiency, has reduced workman's intensity of labour.

In a further embodiment of the invention, the garbage is transported to the feed inlet of the crushing mechanism 1 through the feed conveying mechanism 3, the crushing mechanism 1 crushes the garbage and breaks the large garbage into smaller garbage, the treated garbage enters the connecting mechanism 2 through the discharge port of the crushing mechanism, the connecting mechanism 2 conveys the garbage to the air screen mechanism 4, the air screen mechanism 4 filters out the smaller-diameter garbage and conveys the smaller-diameter garbage to the kitchen garbage discharge port, the magnetic separation mechanism 6 above the kitchen garbage discharge port adsorbs metal garbage in the garbage, and the rest is kitchen garbage with higher purity; the air screen mechanism 4 blows the remaining waste with larger diameter to a dry waste outlet.

The foregoing is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the embodiments and scope of the present invention, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included in the scope of the present invention.

Claims

1. A garbage sorting and classifying device, comprising: the magnetic separation device comprises a crushing mechanism (1), a connecting mechanism (2), a feeding conveying mechanism (3), a wind screen mechanism (4), an electric control mechanism (5) and a magnetic separation mechanism (6), wherein the feeding conveying mechanism (3) is used for conveying materials to a feeding port of the crushing mechanism (1), the crushing mechanism (1) is used for decomposing the materials with larger volumes into the materials with smaller volumes and transferring the materials with smaller volumes to the connecting mechanism (2), the connecting mechanism (2) is used for transferring the materials with smaller volumes to the wind screen mechanism (4), the wind screen mechanism (4) is used for screening the materials with smaller volumes, after screening, the materials with larger sizes are blown out to a dry garbage outlet, after screening, the materials with smaller sizes are transferred to a kitchen garbage discharging port, and the magnetic separation mechanism (6) is used for adsorbing metal materials in the materials with smaller sizes at the kitchen garbage discharging port, and the electric control mechanism (5) is used for controlling the crushing mechanism (1), the connecting mechanism (2), the feeding conveying mechanism (3), the wind screen mechanism (4) and the magnetic separation mechanism (6) to operate;

The feed transfer mechanism (3) includes: a feed conveyor cover (307) and a girder (305), both side walls of the bottom of the feed conveyor cover (307) being mounted with the girder (305); the garbage sorting device comprises a feeding driving shaft (303), a feeding driven shaft (301) and a feeding belt (304), wherein the feeding driving shaft (303) and the feeding driven shaft (301) are positioned at the same horizontal height, the feeding driven shaft (301) is positioned in a feeding hole of a crushing mechanism, each end part of the feeding driving shaft (303) is respectively and rotatably connected with one girder (305), each end part of the feeding driven shaft (301) is respectively and rotatably connected with one girder (305), the feeding belt (304) is in an annular belt shape, the feeding belt (304) is sleeved on the feeding driving shaft (303) and the feeding driven shaft (301), the feeding driving shaft (303) is driven to move by the rotation of the feeding driving shaft (304) so as to drive the feeding driven shaft (301) to rotate, and garbage materials are conveyed into the crushing mechanism of the garbage sorting device by the movement of the feeding belt (304); the feeding conveyor belt support (302), two sides of the feeding conveyor belt support (302) are respectively connected with the two girders (305), the feeding conveyor belt support (302) is arranged between the feeding driving shaft (303) and the feeding driven shaft (301), the feeding conveyor belt support (302) is arranged in the annular interior of the feeding belt (304), the lower surface of the feeding belt (304) positioned on the upper side of the feeding conveyor belt support (302) is operably propped against the upper surface of the feeding conveyor belt support (302), and the strength and the deformation resistance degree of the feeding belt (304) in the process of conveying garbage materials are increased through the feeding conveyor belt support (302); the feeding motor (308) and the feeding motor seat (306), wherein the feeding motor seat (306) is arranged below the feeding belt (304), two ends of the upper surface of the feeding motor seat (306) are respectively connected with the two girders (305), the feeding motor (308) is arranged in the feeding motor seat (306), and the feeding driving shaft (303) is driven to rotate around the central axis of the feeding motor (308) so as to drive the feeding belt (304) to move;

The crushing mechanism (1) comprises: the crushing device comprises a crushing support frame (101) and a crushing upper cover (102), wherein the crushing upper cover (102) is arranged on the upper surface of the crushing support frame (101), a containing space is formed by surrounding the crushing upper cover (102) and the upper surface of the crushing support frame (101), a feed inlet is formed above one end of the crushing upper cover (102), and a discharge outlet is formed on the side of the other end of the crushing upper cover (102); a crushing roller (104) and a crushing roller support bearing (106), wherein the crushing roller (104) is arranged in the accommodating space, two crushing roller support bearings (106) are arranged on the crushing support frame (101), each end part of the crushing roller (104) is rotationally connected with the crushing support frame (101) through one crushing roller support bearing (106), and the crushing roller (104) is operatively rotated around the central axis thereof; a crushing motor (103), wherein the crushing motor (103) is installed on the crushing support frame (101), and the crushing motor (103) is used for driving the crushing roller (104) to rotate; the crushing lower screen (105), the crushing lower screen (105) is arranged on the crushing support frame (101), the crushing lower screen (105) is arranged below the crushing roller (104), and the decomposed materials with smaller volume are sieved through the crushing lower screen (105);

The crushing roller (104) comprises: the crushing device comprises a first roller part (1041), a second roller part (1042), a first shaft part (1043) and a second shaft part (1044), wherein the first roller part (1041), the second roller part (1042), the first shaft part (1043) and the second shaft part (1044) are coaxially arranged, one end of the first roller part (1041) is connected with one end of the second roller part (1042), the other end of the first roller part (1041) is connected with the end part of the first shaft part (1043), the other end of the second roller part (1042) is connected with the end part of the second shaft part (1044), the first shaft part (1043) is rotationally connected with the supporting frame (101) through one crushing roller supporting bearing (106), and the second shaft part (1044) is rotationally connected with the supporting frame (101) through the other crushing roller supporting bearing (106);

the crushing roller (104) further comprises: the device comprises a pushing plate (1045) and crushing tooth pieces (1046), wherein a plurality of pushing plates (1045) are connected to the outer wall of a second roller part (1042), the pushing plates (1045) are used for pushing materials in a containing space out of a discharge hole, a plurality of crushing tooth pieces (1046) are connected to the outer wall of a first roller part (1041) and the outer wall of the second roller part (1042), and a plurality of crushing tooth pieces (1046) positioned on the first roller part (1041) and the second roller part (1042) are used for decomposing the materials with larger volumes into the materials with smaller volumes;

The plurality of pushing plates (1045) are arranged at equal intervals around the circumference of the second roller part (1042), the plurality of crushing tooth pieces (1046) positioned on the first roller part (1041) are arranged at equal intervals in a multi-row spiral shape, and the plurality of crushing tooth pieces (1046) positioned on the second roller part (1042) are arranged at equal intervals along the plurality of pushing plates (1045);

the engagement mechanism (2) includes: the connecting support frame (201), one side edge of the connecting support frame (201) is connected with the discharging position of the crushing mechanism, and the other side edge of the connecting support frame (201) is connected with the charging position of the air screen mechanism; the connection conveyer belt (204), the upper surface at the roof of connection support frame (201) is installed to connection conveyer belt (204), and the direction of delivery of connection conveyer belt (204) is perpendicular to broken mechanism's unloading direction, connection conveyer belt (204) include: the device comprises a connecting driving belt wheel, a connecting driven belt wheel, a connecting belt, a connecting conveyor belt mounting bracket, a connecting driving belt wheel mounting shaft and a connecting driven belt wheel mounting shaft, wherein the connecting conveyor belt mounting bracket is mounted on the upper surface of a top plate of a connecting support frame (201), the connecting driving belt wheel mounting shaft and the connecting driven belt wheel mounting shaft are mounted on the connecting conveyor belt mounting bracket, the connecting driving belt wheel is mounted on the connecting driving belt wheel mounting shaft, the connecting driven belt wheel is mounted on the connecting driven belt wheel mounting shaft, and the connecting belt is mounted on the connecting driving belt wheel and the connecting driven belt wheel; the connecting motor (207), the connecting motor (207) is installed on the connecting support frame (201), the connecting motor (207) is used for driving the connecting driving belt wheel to rotate, and then driving the connecting driven belt wheel and the connecting belt to move, and materials are conveyed through the connecting belt; a joint transfer support (206), each end of the joint conveyor belt mounting bracket and the joint support (201) are fixedly connected through at least one joint transfer support (206); the air channel (203) is arranged on the lower surface of a top plate of the connecting support frame (201), the air channel (202) is arranged on the connecting support frame (201), an air outlet of the air channel (203) faces the air screen mechanism, and an air inlet of the air channel (203) is communicated with an air outlet of the air channel (202); the connecting cover (205), the upper surface at the roof of connecting support frame (201) is installed to connecting cover (205), link up conveyer belt (204) and locate in connecting cover (205).

2. Waste sorting and classifying device according to claim 1, characterized in that the air screen mechanism (4) comprises:

the device comprises a rolling screen cylinder (401) and a rolling screen supporting frame (403), wherein a bottom plate of the rolling screen supporting frame (403) is horizontally arranged, an upper plate of the rolling screen supporting frame (403) is obliquely arranged, the rolling screen cylinder (401) is arranged above the rolling screen supporting frame (403), the rolling screen cylinder (401) can rotate around the central axis of the rolling screen cylinder, a plurality of sieve holes are formed in the outer wall of the rolling screen cylinder (401), small-size materials are sieved out through the sieve holes, a fan (202) is arranged outside a feed port of the rolling screen cylinder (401), wind power is introduced into the rolling screen cylinder (401) through the fan (202), and large-size materials are blown out through a discharge port of the rolling screen cylinder (401);

the small roller pieces (402) are arranged at one end of the upper plate of the roller screen support frame (403), which is higher than the upper plate, the two small roller pieces (402) are respectively positioned at two sides of the upper plate of the roller screen support frame (403), each small roller piece (402) can rotate around the central axis of the small roller piece, and the outer wall of each small roller piece (402) is propped against the outer wall of one end of the roller screen cylinder (401);

The large roller piece (405) is arranged on one side of the lower end of the upper plate of the roller screen supporting frame (403), the large roller piece (405) can rotate around the central axis of the large roller piece (405), and the outer wall of the large roller piece (405) is propped against the outer wall of one end of the roller screen cylinder (401);

the backflow conveying belt (404), the backflow conveying belt (404) is arranged on the roller screen supporting frame (403), the backflow conveying belt (404) is arranged below the roller screen cylinder (401), and materials screened out of a plurality of sieve holes and having smaller sizes are conveyed to a kitchen waste discharge port through the backflow conveying belt (404);

the driving roller (406) and the air screen power device (407) are used for driving the reflux conveying belt (404) to run through the power device, the driving roller (406) is connected with the power device, the driving roller (406) is arranged on the other side of one end of the upper plate of the roller screen supporting frame (403), which is lower in height, the outer wall of the driving roller (406) is abutted against the outer wall of one end of the roller screen cylinder (401), the power device is used for driving the driving roller (406) to rotate around the central axis of the driving roller (406), and the driving roller (406) is used for driving the roller screen cylinder (401) to rotate so as to drive two small roller members (402) and one large roller member (405) to rotate;

And the limiting bearing mechanism (408), one end of the roller screen supporting frame (403) is connected with one end of the roller screen cylinder (401) through the limiting bearing mechanism (408), and the displacement of the roller screen cylinder (401) in the horizontal direction is limited through the limiting bearing mechanism (408).

3. The garbage sorting and classifying device according to claim 1, characterized in that the magnetic separation mechanism (6) comprises: magnetic separation frame (601), permanent magnet tray (602), magnetic separation structure (603) and permanent magnet (604), magnetic separation frame (601) are installed in rubbish sorting device's kitchen garbage exit, magnetic separation frame (601) are cube frame, permanent magnet tray (602) with permanent magnet (604) all are located in magnetic separation frame (601), magnetic separation frame (601) include: two first bars that are parallel to each other set up, every the pole is last installs two at least magnetic separation structure (603), and every bight of permanent magnet tray (602) is connected with the lower extreme of a magnetic separation structure (603), permanent magnet (604) are arranged in permanent magnet tray (602).