CN117123309B - Solid waste crushing device and method for environmental management - Google Patents
Solid waste crushing device and method for environmental managementInfo
- Publication number
- CN117123309B CN117123309B CN202211631877.1A CN202211631877A CN117123309B CN 117123309 B CN117123309 B CN 117123309B CN 202211631877 A CN202211631877 A CN 202211631877A CN 117123309 B CN117123309 B CN 117123309B
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- Prior art keywords
- crusher
- sleeve
- plate
- opening
- conveyor belt
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention provides a solid waste crushing device and method for environmental treatment, which belong to the technical field of recycling of environmental waste and comprise a reaction chamber, a feeding mechanism, a first crusher, a second crusher, a dust absorption channel, a metal collector and a negative pressure collector, wherein the feeding mechanism comprises a conveying belt, an inclined plate and a friction rotating roller, the reaction chambers comprise a first sleeve, a second sleeve and a wallboard, the second sleeve is the dust absorption channel, a first opening and a second opening are formed in the inner wall of the second sleeve, an inclined screen is arranged below the first crusher, the lower end of the inclined screen is connected with the first opening, the second opening is connected with the second crusher, a guide plate is arranged in the second sleeve, and the metal collector and the negative pressure collector are positioned below the second crusher. The solid waste crushing device for environmental treatment improves the crushing efficiency and the crushing effect of waste.
Description
Technical Field
The invention belongs to the technical field of environment-friendly waste recycling, and particularly relates to a solid waste crushing device and method for environmental treatment.
Background
In the construction process of an electric power system, a large amount of solid waste is often generated, and in order to improve the quality of production and living environments, the waste needs to be treated and recycled so as to achieve the purpose of saving cost. The existing treatment equipment directly uses a crusher to crush and then sorts the waste bags into various different types, when the waste bags are put into the crusher, the crusher idles due to different put forms, and part of the waste bags are difficult to crush by the crusher, meanwhile, the crushing effect of the crushing mode is poor, and the requirements are difficult to meet.
Disclosure of Invention
The invention aims to provide a solid waste crushing device and method for environmental treatment, which are used for solving the technical problems of low crushing efficiency and poor crushing effect of waste bags in the prior art.
The technical scheme includes that the solid waste crushing device for environmental treatment comprises a plurality of reaction chambers, a plurality of feeding mechanisms, wherein each reaction chamber is provided with a first crusher, a second crusher, a dust absorption channel, a metal collector and a negative pressure collector, the feeding mechanisms comprise conveyor belts, inclined plates and friction rotating rollers, one ends of the conveyor belts are located above the corresponding reaction chambers, the reaction chambers comprise first sleeves, second sleeves and a plurality of wallboards, the second sleeves are arranged in the first sleeves, the second sleeves are dust absorption channels, a plurality of first openings and a plurality of second openings are formed in the inner wall of the second sleeves, the first crushers and the second crushers are arranged at intervals up and down, inclined screens are arranged below each first crusher, the lower ends of the inclined screens are connected with the corresponding first openings, the lower ends of the second openings are connected with the second crushers, a plurality of first sleeves and a plurality of second sleeves are arranged in the second sleeves, the second sleeves are provided with the first openings and the second crushers, and the negative pressure collectors are located below the second crushers.
In one possible implementation manner, a first limiting plate and a second limiting plate are respectively arranged on two sides of the conveyor belt, the first limiting plate is obliquely arranged and is arranged in an avoidance gap, the inclined plate and the friction rotating roller are both arranged in the avoidance gap and are sequentially arranged along the conveying direction of the conveyor belt, the inclination of the first limiting plate is smaller than that of the inclined plate, the rotation axis of the friction rotating roller is perpendicular to the conveying direction of the conveyor belt, the tangential movement direction of the side surface of the friction rotating roller, which is close to the conveyor belt, is consistent with the conveying direction of the conveyor belt, and the friction rotating roller guides the waste material belt to move from the inclined plate to the conveyor belt.
In one possible implementation manner, a downward extending partition plate is arranged on the lower end face of the inclined screen, and is used for separating the first crusher from the second crusher, the upper end of the partition plate is fixed on the second sleeve and is located below the first opening, the second crusher is installed between the partition plate and the outer wall of the second sleeve, and the first crusher is installed between the first sleeve and the second sleeve.
In a possible implementation manner, a rotating shaft located above the second opening is arranged in the second sleeve, one ends of the guide plates are all rotationally connected to the rotating shaft, the other ends of the guide plates are lapped at the corresponding second opening, and a plurality of driving devices are further arranged in the second sleeve and are respectively connected with the guide plates and used for driving the corresponding guide plates to rotate.
In one possible implementation, an annular cavity protruding outwards is provided on the inner wall of the first sleeve, and the first breaker and the inclined screen are provided in the annular cavity.
In one possible implementation manner, a cleaning channel is further arranged in the second sleeve and located in the transverse supporting plate and penetrates through the transverse supporting plate, the lower end of the cleaning channel is located outside the reaction chamber, and the transverse supporting plate is located below the guide plate and used for cleaning the waste materials which are not broken by the second breaker into the cleaning channel.
In one possible implementation manner, the metal collector comprises a collecting plate and a collecting box, wherein the collecting plate and the collecting box are both positioned below the first crusher and the second crusher, the collecting box is fixedly arranged on the inner wall of the first sleeve and is close to the negative pressure collector, the collecting plate is obliquely arranged, the lower end of the collecting plate is connected with the collecting box, and the upper end of the collecting plate is fixedly arranged on the outer wall of the second sleeve.
In one possible implementation manner, the collecting plate is provided with an arc-shaped inner groove, and the inner wall of the arc-shaped inner groove is provided with a magnetic plate.
In one possible implementation, the negative pressure collector includes:
the upper end of the collecting box is level with the lower end of the third opening;
the flow pipeline is fixedly arranged on the outer wall of the first sleeve, and one end of the flow pipeline is communicated with the third opening;
the exhaust fan is fixedly arranged at the other end of the flow pipeline and is used for enabling crushed aggregates treated by the first crusher and the second crusher to enter the flow pipeline from the reaction chamber through the third opening.
Compared with the prior art, the solid waste crushing device for environmental treatment has the advantages that waste bags are added to each conveyor belt when the solid waste crushing device for environmental treatment is in operation, the waste bags are abutted against the side walls arranged on the same side of the conveyor belt and the inclined plate, the waste bags are poured onto the inclined plate and fall into the reaction chamber under the action of the friction rotating roller, the waste bags fall onto the inclined screen after being crushed by the first crusher and are screened, the crushed aggregates with the size level smaller than that of the sieve holes on the inclined screen pass through the inclined screen, the size level larger than that of the crushed aggregates with the sieve holes on the inclined screen move downwards along the inclined screen, an exhaust fan in a dust absorption channel is started to absorb dust generated by crushing waste, the crushed aggregates fall onto the guide plate through the first opening and fall onto the second crusher through the second opening under the action of the guide plate, the crushed aggregates fall onto the inclined screen after passing through the first crusher and pass through the inclined screen, the crushed aggregates are not started, and the crushed aggregates fall from the crushing device are crushed aggregates are collected by the metal aggregates of the second crusher, and the metal aggregates are collected by means of the two crushing devices.
Another object of the present invention is to provide a method for pulverizing solid waste for environmental treatment, comprising any one of the above-mentioned solid waste pulverizing apparatus for environmental treatment, further comprising:
Adding waste bags on each conveyor belt, wherein the waste bags are propped against the side wall arranged on the same side of the conveyor belt and the inclined plate, and the waste bags are dumped on the inclined plate and are flattened into the reaction chamber under the action of the friction rotating roller;
The crushed materials with the size smaller than the mesh size on the inclined screen mesh pass through the inclined screen mesh, and the crushed materials with the size larger than the mesh size on the inclined screen mesh move downwards along the inclined screen mesh;
starting an exhaust fan in the dust absorption channel to absorb dust generated by crushing waste;
The crushed aggregates fall on the guide plate through the first opening, move downward along the guide plate and fall on the second crusher through the second opening, and the generated crushed aggregates crushed by the second crusher fall together with the crushed aggregates falling from the inclined screen;
The crushed aggregates fall on the metal collector to collect metal pieces in the crushed aggregates;
And starting the negative pressure collector to collect the crushed aggregates without the metal parts.
According to the solid waste crushing method for environmental treatment, provided by the invention, the crushing efficiency of the first crusher is improved by virtue of the feeding mechanism, and the crushing effect of waste is improved by double crushing and treatment of the metal collector.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top view of a solid waste crushing device for environmental remediation provided by an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a solid waste crushing device for environmental remediation provided by an embodiment of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is an enlarged view at B in FIG. 2;
fig. 5 is a schematic structural diagram of a feeding mechanism according to an embodiment of the present invention.
Wherein, each reference sign in the figure:
1. The device comprises a reaction chamber, 11, a first sleeve, 12, a second sleeve, 13, a wallboard, 14, a first opening, 15, a second opening, 16, an annular cavity, 17, a rubber pad, 2, a feeding mechanism, 21, a conveyor belt, 22, an inclined plate, 23, a friction rotating roller, 24, a first limiting plate, 25, a second limiting plate, 26, an avoidance gap, 3, a first crusher, 31, an inclined screen, 32, a separation plate, 4, a second crusher, 41, a guide plate, 42, an air vent, 43, a rotating shaft, 44, a driving device, 45, a transverse support plate, 46, a cleaning channel, 5, a dust absorption channel, 51, an exhaust fan, 6, a metal collector, 61, a collecting plate, 62, a collecting box, 63, an arc-shaped inner groove, 64, a magnetic plate, 7, a negative pressure collector, 71, a third opening, 72, a flow pipeline, 73, an exhaust fan, 74 and a blocking frame.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 5, a description will now be made of a solid waste crushing apparatus for environmental treatment provided by the present invention. A solid waste smashing device for environmental treatment comprises a plurality of reaction chambers 1 and a plurality of feeding mechanisms 2, wherein each reaction chamber 1 is provided with a first smashing device 3, a second smashing device 4, a dust absorption channel 5, a metal collector 6 and a negative pressure collector 7, each feeding mechanism 2 comprises a conveying belt 21, an inclined plate 22 and a friction rotating roller 23, one end of the conveying belt 21 is located above the corresponding reaction chamber 1, each reaction chamber 1 comprises a first sleeve 11, a second sleeve 12 and a plurality of wall plates 13, the second sleeve 12 is provided with the dust absorption channel 5, a plurality of first openings 14 and a plurality of second openings 15 are formed in the inner wall of the second sleeve 12, the first smashing device 3 and the second smashing device 4 are arranged at intervals up and down, inclined screens 31 are arranged below each first smashing device 3, the lower ends of the inclined screens 31 are connected with the corresponding first openings 14, the lower ends of the second openings 15 are connected with the second smashing device 4, a plurality of first openings 14 and a plurality of negative pressure collectors 41 are arranged in the second sleeve 12, and the second smashing devices 7 and the negative pressure collectors 41 are located below the second smashing devices 7 and between the first openings 14 and the second openings 15.
Compared with the prior art, the solid waste crushing device for environmental treatment provided by the invention is characterized in that waste bags are added to each conveyor belt 21 during operation, the waste bags are abutted against side walls arranged on the same sides of the conveyor belt 21 and the inclined plates 22, the waste bags are poured onto the inclined plates 22 and are placed into the reaction chamber 1 under the action of the friction rotating rollers 23, the waste bags fall on the inclined screen 31 after being crushed by the first crusher 3 and are screened, crushed aggregates with smaller particle sizes than the mesh holes on the inclined screen 31 pass through the inclined screen 31, the crushed aggregates with larger particle sizes than the mesh holes on the inclined screen 31 move downwards along the inclined screen 31, an exhaust fan 51 in a dust absorption channel 5 is started to absorb dust generated by crushing the waste, the crushed aggregates fall on the second crusher 4 after passing through the first opening 14 and downwards along the guide plates 41, the generated crushed aggregates and the crushed aggregates which fall together with the crushed aggregates which fall from the inclined screen 31 after passing through the second crusher 4 are crushed, the crushed aggregates fall on the metal collector 6, the crushed aggregates are reduced in size and the metal collector 6, the crushed aggregates 7 in the crushing mechanism is started up, and the waste collector 2 is not crushed aggregates are crushed by means of the metal collector 2.
An annular rubber pad 17 is arranged on the outer wall of the second sleeve 12, and the rubber pad 17 is positioned above the first crusher 3 to prevent the waste bag from impacting on the second sleeve 12 to damage the second sleeve 12.
Referring to fig. 1, 2 and 5, as a specific embodiment of the solid waste crushing device for environmental remediation provided by the invention, a first limiting plate 24 and a second limiting plate 25 are respectively arranged on two sides of a conveyor belt 21, the first limiting plate 24 is obliquely arranged and is arranged on an avoidance gap 26, an inclined plate 22 and a friction rotating roller 23 are respectively arranged in the avoidance gap 26 and are sequentially arranged along the conveying direction of the conveyor belt 21, the inclination of the first limiting plate 24 is smaller than that of the inclined plate 22, the rotating shaft 43 line of the friction rotating roller 23 is perpendicular to the conveying direction of the conveyor belt 21, the tangential movement direction of the side surface of the friction rotating roller 23 close to the conveyor belt 21 is consistent with the conveying direction of the conveyor belt 21, the friction rotating roller 23 guides the waste material belt to move from the inclined plate 22 towards the conveyor belt 21, the first limiting plate 24 and the second limiting plate 25 form a surrounding stop of the conveyor belt 21, after a waste bag is placed on the conveyor belt 21, the waste bag is obliquely arranged towards the first limiting plate 24 and is abutted on the first limiting plate 24, the waste bag moves forwards along with the conveyor bag, and then the waste bag falls down along with the inclined plate 22 in the direction of the conveyor belt 21, and the length of the adjacent conveyor belt 3 is ensured by the two waste bags smoothly rotating in the direction of the conveyor rollers 23. The first limiting plate 24 has a smaller inclination of 10-30 degrees to ensure the stable movement of the waste bag under the action of the conveyor belt 21, and the inclined plate 22 has a larger inclination of 60-80 degrees to enable the waste bag to be almost horizontally placed on the inclined plate 22, so that the waste bag is rotated and moved from the inclined plate 22 to a position where the length direction of the waste bag is consistent with the conveying direction of the conveyor belt 21 under the action of the friction rotating roller 23. One side of the reaction chamber 1 is provided with a mounting frame which is arranged in a surrounding manner, the conveyor belt 21 is arranged on the mounting frame, and the friction rotating roller 23 is arranged on the mounting frame.
Referring to fig. 2, as an embodiment of the solid waste crushing apparatus for environmental treatment provided by the present invention, the lower end surface of the inclined screen 31 is provided with a downwardly extending partition plate 32 for partitioning the first crusher 3 and the second crusher 4, the upper end of the partition plate 32 is fixed on the second sleeve 12 and located below the first opening 14, the second crusher 4 is installed between the partition plate 32 and the outer wall of the second sleeve 12, the first crusher 3 is installed between the first sleeve 11 and the second sleeve 12, the second crusher 4 is located below the first crusher 3, and in order to avoid interaction of the crushed aggregates passing through the inclined screen 31 with the operation of the second crusher 4, the downwardly extending partition plate 32 is installed on the lower end surface of the inclined screen 31 to divide the lower removing area of the inclined screen 31 into two partial areas, one partial area is used for downward falling of the crushed aggregates passing through the inclined screen 31, the other partial area is used for installing the second crusher 4, the first opening 14 is located above the other partial area, and the second opening 15 is communicated with the other partial area, so that the falling of the crushed aggregates and the second crusher 4 do not interfere with the operation of the second crusher 4 independently.
One part of the area, the other part of the area and the second sleeve 12 are arranged in sequence from outside to inside, so that larger particle size particles which do not pass through the inclined screen 31 can smoothly enter the second crusher 4 through the first opening 14, the inside of the second sleeve 12 and the second opening 15.
Referring to fig. 2 and 3, as a specific embodiment of the solid waste crushing device for environmental treatment provided by the invention, a rotating shaft 43 located above the second opening 15 is disposed in the second sleeve 12, one ends of a plurality of guide plates 41 are rotatably connected to the rotating shaft 43, the other ends are overlapped at the corresponding second opening 15, a plurality of driving devices 44 are further disposed in the second sleeve 12, the driving devices 44 are respectively connected with the guide plates 41 and are used for driving the corresponding guide plates 41 to rotate, the rotating shaft 43 is in a frame structure, and the frame structure is formed by sequentially connecting a plurality of rod members. And the rod pieces are in one-to-one correspondence with the reaction chambers 1, the guide plates 41 are obliquely arranged, the upper ends of the guide plates are rotationally connected with the corresponding rod pieces, and the lower ends of the guide plates are connected with the second crushers 4 towards the direction of passing through the second openings 15, so that crushed aggregates which do not pass through the inclined screen 31 slide down the inclined screen 31, pass through the first openings 14 into the second sleeve 12, fall on the guide plates 41, and pass through the first openings 14 into the second crushers 4 under the guidance of the guide plates 41. Set up the mount pad in second sleeve 12, and be located axis of rotation 43's below, set up a plurality of drive assembly on the mount pad, each drive assembly is connected with corresponding guide board 41 for drive guide board 41 reciprocating rotation, and then can make the crushed aggregates from on the guide board 41, according to the different positions of guide, can fall in the different positions of second breaker 4, and then guarantee that the crushed aggregates are evenly placed on second breaker 4, improved the crushing efficiency of second breaker 4. A small number of ventilation holes 42 are provided in the guide plate 41.
Referring to fig. 1 and 2, as a specific embodiment of the solid waste crushing device for environmental treatment provided by the invention, an annular cavity 16 protruding outwards is arranged on the inner wall of the first sleeve 11, the first crusher 3 and the inclined screen 31 are arranged in the annular cavity 16, the annular cavity 16 is arranged to enlarge the space in the first sleeve 11, and the first crusher 3 and the inclined screen 31 are arranged in the annular cavity 16, so that the crushing surface of the first crusher 3 is larger, the waste can be crushed more effectively, the screen surface of the inclined screen 31 is larger, and crushed aggregates meeting the specification can be screened out more quickly.
Referring to fig. 2, as a specific embodiment of the solid waste crushing device for environmental treatment provided by the invention, a cleaning channel 46 penetrating through the transverse supporting plate and positioned on a transverse supporting plate 45 is further provided in the second sleeve 12, the lower end of the cleaning channel 46 is positioned outside the reaction chamber 1, the transverse supporting plate is positioned below the guide plate 41 and is used for cleaning the waste which is not crushed by the second crusher 4 into the cleaning channel 46, the lower part of the second sleeve 12 is used as a working chamber for accommodating workers, the transverse supporting plate 45 and a climbing ladder are arranged in the working chamber, a cleaning pipeline is arranged in the working chamber, the upper end of the cleaning pipeline penetrates through the transverse supporting plate 45 and is positioned at one side of the second opening 15, and after the crushing operation of the second crusher 4 is completed, the workers can climb on the transverse supporting plate 45 by means of the climbing ladder and clean the residual waste on the second crusher 4 through the second opening 15 so as not to influence the use of the second crusher 4. The remaining waste material may be placed directly in the disposal channel 46 and then discharged outside the environmental remediation solid waste crushing device.
Referring to fig. 2 and 4, as a specific embodiment of the solid waste crushing apparatus for environmental treatment provided by the present invention, the metal collector 6 includes a collecting plate 61 and a collecting box 62, the collecting plate 61 and the collecting box 62 are both positioned below the first crusher 3 and the second crusher 4, the collecting box 62 is fixedly arranged on the inner wall of the first sleeve 11 and is arranged near the negative pressure collector 7, the collecting plate 61 is obliquely arranged, the lower end is connected with the collecting box 62, the upper end is fixedly arranged on the outer wall of the second sleeve 12, the collecting plate 61 and the collecting box 62 are arranged in parallel in the reaction chamber 1, the collecting box 62 is arranged near the inner wall of the first sleeve 11, the collecting plate 61 is obliquely arranged between the collecting box 62 and the second sleeve 12, the lower end of the collecting plate 61 is overlapped with the collecting box 62, and the collecting plate 61 is positioned below the oblique screen 31 and the second crusher 4. The negative pressure collector 7 is started to collect the crushed aggregates meeting the specification by negative pressure, and the metal parts in the crushed aggregates firstly fall on the collecting plate 61 and then slide downwards into the collecting box 62, so that the purpose of collecting the metal parts is achieved. In this way, the suction force of the negative pressure collector 7 is adjusted to absorb the crushed aggregates away, but not the metal pieces.
Referring to fig. 2 and 4, as a specific embodiment of the solid waste crushing device for environmental treatment provided by the present invention, an arc-shaped inner groove 63 is formed on the collecting plate 61, a magnetic plate 64 is formed on the inner wall of the arc-shaped inner groove 63, and the arc-shaped inner groove 63 is provided to hold a certain metal piece. And a magnetic plate 64 is arranged in the arc-shaped inner groove 63, so that a part of metal pieces can be adsorbed on the collecting plate 61.
Referring to fig. 2 and 4, as a specific embodiment of the solid waste crushing apparatus for environmental treatment provided by the present invention, the negative pressure collector 7 includes a third opening 71, a flow pipe 72 and an exhaust fan 73, wherein the third opening 71 is disposed on the wall of the first sleeve 11, the upper end of the collecting tank 62 is flush with the lower end of the third opening 71, the flow pipe 72 is fixedly disposed on the outer wall of the first sleeve 11 and has one end communicated with the third opening 71, the exhaust fan 73 is fixedly disposed at the other end of the flow pipe 72, the exhaust fan 73 is used for allowing the crushed aggregates treated by the first crusher 3 and the second crusher 4 to pass through the third opening 71 from the reaction chamber 1 into the flow pipe 72, the third opening 71 is disposed on the wall of the first sleeve 11 and is located above the collecting tank 62, the flow pipe 72 is fixedly mounted on the outer wall of the first sleeve 11 and is communicated with the third opening 71, and the exhaust fan 73 is mounted in the flow pipe 72, when the negative pressure collector 7 is used, the exhaust fan 73 is started to form a negative pressure area in the flow pipe 72, and then the crushed aggregates 1 are discharged from the reaction chamber 1 into the third opening 71. A blocking frame 74 is arranged in the first sleeve 11, the blocking frame 74 is covered at the third opening 71, an inclined surface is arranged on the blocking frame 74, the upper end of the inclined surface is inclined towards the second sleeve 12, a through hole for the crushed aggregates to pass through is arranged on the blocking frame 74, the inclined surface is positioned right above the collecting box 62, and then the metal piece falls into the collecting box 62 under the action of the inclined surface.
Referring to fig. 1 to 5, an embodiment of the present invention further provides a method for pulverizing solid waste for environmental remediation, where any one of the method for pulverizing solid waste for environmental remediation includes the above-mentioned apparatus for pulverizing solid waste for environmental remediation, and further includes:
Adding waste bags on each conveyor belt 21, wherein the waste bags are abutted against the side walls arranged on the same side of the conveyor belt 21 and the inclined plate 22, the waste bags are poured on the inclined plate 22, and the waste bags are placed flatly into the reaction chamber 1 under the action of the friction rotating roller 23;
the waste bags fall on the inclined screen mesh 31 after being crushed by the first crusher 3 and are screened, wherein the crushed aggregates with the size fraction smaller than the mesh size on the inclined screen mesh 31 pass through the inclined screen mesh 31, and the crushed aggregates with the size fraction larger than the mesh size on the inclined screen mesh 31 move downwards along the inclined screen mesh 31;
Starting an exhaust fan 51 in the dust absorption channel 5 to absorb dust generated by crushing waste;
The crushed aggregates fall on the guide plate 41 through the first opening 14 and move down along the guide plate 41 to fall on the second crusher 4 through the second opening 15, and the generated crushed aggregates crushed by the second crusher 4 fall together with the crushed aggregates falling from the inclined screen 31;
The crushed aggregates fall on the metal collector 6 to collect the metal pieces in the crushed aggregates;
The negative pressure collector 7 is activated to collect the crushed aggregates without metal parts.
According to the solid waste crushing method for environmental treatment, provided by the invention, the crushing efficiency of the first crusher 3 is improved by virtue of the feeding mechanism 2, and the crushing effect of waste is improved by double crushing and treatment of the metal collector 6.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211631877.1A CN117123309B (en) | 2022-12-19 | 2022-12-19 | Solid waste crushing device and method for environmental management |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211631877.1A CN117123309B (en) | 2022-12-19 | 2022-12-19 | Solid waste crushing device and method for environmental management |
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| Publication Number | Publication Date |
|---|---|
| CN117123309A CN117123309A (en) | 2023-11-28 |
| CN117123309B true CN117123309B (en) | 2025-10-28 |
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| CN202211631877.1A Active CN117123309B (en) | 2022-12-19 | 2022-12-19 | Solid waste crushing device and method for environmental management |
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| CN117583065B (en) * | 2023-12-12 | 2024-07-19 | 黑龙江省建设投资集团有限公司 | Automatic waste slag pretreatment equipment and treatment method thereof |
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