CN113070126A - Solid waste treatment device and method - Google Patents
Solid waste treatment device and method Download PDFInfo
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- CN113070126A CN113070126A CN202110471805.4A CN202110471805A CN113070126A CN 113070126 A CN113070126 A CN 113070126A CN 202110471805 A CN202110471805 A CN 202110471805A CN 113070126 A CN113070126 A CN 113070126A
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- 238000009270 solid waste treatment Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 78
- 239000002699 waste material Substances 0.000 claims abstract description 47
- 238000012216 screening Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims 8
- 125000003003 spiro group Chemical group 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 4
- 239000011707 mineral Substances 0.000 abstract description 4
- 239000002910 solid waste Substances 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 17
- 238000005457 optimization Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 239000010805 inorganic waste Substances 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of 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
- B02C4/30—Shape or construction of 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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
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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
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a solid waste treatment device and a method, the solid waste treatment device comprises a plurality of crushing devices which are sequentially arranged in a multi-stage mode, each multi-stage crushing device comprises a crushing assembly, a screening assembly and a conveying assembly, waste is crushed by the crushing assemblies and then falls onto the screening assembly, the waste is filtered by the screening assembly and then transferred onto the conveying assembly, the waste is transferred into the crushing assembly of the next-stage crushing device by the conveying assembly, the crushing assembly is provided with an extrusion force adjusting assembly used for adjusting the extrusion force of the crushing assembly on the waste, and the crushing grain size of the multi-stage crushing device is gradually reduced in sequence. The invention promotes the reasonable utilization of solid wastes, improves the utilization rate and reduces the development of the existing mineral resources.
Description
Technical Field
The invention relates to the technical field of garbage treatment, in particular to a solid waste treatment device and method.
Background
According to related data, 20 hundred million tons of solid inorganic wastes and 35 hundred million tons of construction wastes are generated every year in China, the total amount is about 55 hundred million tons, wherein the crushable harmless solid inorganic wastes account for about 75 percent, the traditional method is that refuse landfill sites are arranged in various places, a large amount of land resources are occupied, the cost of a regeneration method for repeatedly generating an original product is extremely high, due to the limitation of physical properties, the regeneration method is only 5 percent for a construction engineering structure, and only 10 percent for manufacturing masonry bricks at home, in order to expand the recycling range, the main reason is high classification cost and low utilization rate, so the existing solid wastes need to be treated to reach the construction standard, the utilization rate of the solid wastes is improved, and the exploitation of mineral resources and the land pollution can be greatly reduced.
Disclosure of Invention
The invention aims to overcome the defects, provides a firm waste treatment device, which can recycle firm waste, can reach the building construction use standard, improves the utilization rate of the firm waste, solves the problem that the existing garbage occupies land resources, can reduce the development of the existing mineral resources, and provides a firm waste treatment method based on the treatment device.
The technical scheme adopted by the invention is as follows:
the utility model provides a firm type waste treatment device, includes the reducing mechanism that multistage set gradually, and is multistage the reducing mechanism include crushing unit, screening subassembly and transport assembly, the discarded object falls on the screening subassembly after crushing unit smashes, shift to on the transport assembly after the screening of screening subassembly filters to shift to the crushing unit of the reducing mechanism of next stage in by the transport assembly, and crushing unit is provided with extrusion force adjusting part, be used for adjusting the extrusion force of crushing unit to the discarded object, and multistage reducing mechanism's crushing particle size reduces gradually in proper order.
As a further optimization of the device, the crushing assembly comprises a crushing cavity, a pair of extrusion toothed rollers arranged in the crushing cavity and a first driving motor for driving the extrusion toothed rollers to rotate, a feed port is formed in the upper end of the crushing cavity, a discharge port is formed in the lower end of the crushing cavity, the screening assembly is arranged below the discharge port of the crushing cavity, a set interval exists between the two extrusion toothed rollers, and the two extrusion toothed rollers are both connected with an output shaft of the first driving motor through a belt.
As a further optimization of the device, a plurality of extrusion blocks are arranged on two extrusion toothed rollers at intervals, the extrusion blocks on the two extrusion toothed rollers are arranged in a staggered mode, the extrusion blocks are arranged on the corresponding extrusion toothed rollers through extrusion adjusting assemblies, each extrusion adjusting assembly comprises an adjusting rod, an adjusting nut and a supporting spring, an installation hole is formed in the roller surface of each extrusion toothed roller, one end of each adjusting rod is arranged in the installation hole in a sliding mode, the adjusting nut is in threaded connection with the end of the corresponding adjusting rod in a threaded mode, the extrusion blocks are fixedly arranged at the other end of the corresponding adjusting rod, the supporting springs are sleeved on the adjusting rods, one ends of the supporting springs abut against the extrusion blocks, and the other ends of the supporting springs abut against the roller surfaces of the extrusion toothed rollers.
As a further optimization of the device, the cross section of the extrusion toothed roller is of a regular polygon structure, and the mounting holes are arranged on each toothed roller surface of the extrusion toothed roller in a partitioned mode.
As a further optimization of the device, a sleeve corresponding to the adjusting rod is arranged on each mounting hole, the sleeve is fixedly arranged at the inner side end of the mounting hole, the adjusting nut is a locknut or a double-fastening nut, and the end part of the extrusion block is of an arc-shaped structure.
As a further optimization of the device of the present invention, the crushing device of the present invention is provided with seven stages, the gap between the two pressing toothed rollers of the first-stage crushing device and the second-stage crushing device is 50mm, the distances between the two pressing toothed rollers of the third-stage crushing device to the seventh-stage crushing device are 40mm, 20mm, 10mm, 5mm and 3mm, respectively, and the elastic force of the supporting springs of the third-stage crushing device to the seventh-stage crushing device to the second pressing toothed roller is 3.5 mpa.
As a further optimization of the apparatus of the present invention, the screening assembly of the present invention comprises a screen, one end of which is disposed at the lower side of the discharge port of the crushing assembly and the other end of which is disposed at the upper side of the conveying assembly.
As a further optimization of the device, the screening assembly further comprises a screen frame, the screen is slidably arranged on the screen frame, one end of the screen is connected with a swing assembly for driving the screen to swing, the swing assembly comprises a second driving motor and a rotary table, the second driving motor is fixedly arranged on the screen frame, the rotary table is fixedly connected to an output shaft of the second driving motor, an eccentric column is arranged on the disc surface of the rotary table, the screen is connected with the eccentric column through a middle connecting rod, one end of the middle connecting rod is hinged to the eccentric column, and the other end of the middle connecting rod is hinged to the screen.
As a further optimization of the device, the conveying assembly comprises a lifting frame, rotating rollers rotatably arranged at two ends of the lifting frame and a conveying belt supported on the rotating rollers, wherein one of the rotating rollers is connected with a third driving motor, and a plurality of baffle plates are arranged on the conveying belt at intervals.
The invention also provides a solid waste treatment method, which comprises the following steps:
s1, performing multi-stage crushing on the firm waste, and setting the grain diameter and crushing strength of each stage of crushing;
and S2, screening the crushed materials after each stage of crushing, recovering the screened crushed materials as first products, crushing the unscreened crushed materials at the next stage, and recovering the crushed materials after the last stage of crushing as second products after screening.
The invention has the following advantages: according to the invention, through arranging the multi-stage crushing device, the waste can be crushed in multiple stages, a better crushing effect can be achieved, and through arranging the extrusion force adjusting device, products higher than a set compression strength and products lower than the set compression strength can be screened out, the waste can be classified according to the compression strength, and different waste can be separated from the total waste due to the difference of the properties of the raw materials of the different waste, so that the reasonable utilization of firm waste is promoted, the utilization rate is increased, and the development of the existing mineral resources is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the crushing apparatus;
FIG. 3 is a schematic structural view of a screening assembly;
fig. 4 is a schematic view of the installation structure of the extrusion block.
Wherein: 1. a first-stage crushing device, 2, a second-stage crushing device, 3, a third-stage crushing device, 4, a fourth-stage crushing device, 5, a fifth-stage crushing device, 6, a sixth-stage crushing device, 7, a seventh-stage crushing device, 8, a crushing cavity, 9, a first extrusion fluted roller, 10, a second extrusion fluted roller, 11, a first driving motor, 12, a second driving motor, 13, a screen mesh, 14, a screen frame, 15, a third driving motor, 16, a conveying belt, 17, a rotary disc, 18, an intermediate connecting rod, 19, a roller body, 20, an extrusion block, 21, an adjusting rod, 22, a supporting spring, 23, a sleeve, 24 and an adjusting nut
Detailed Description
The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.
It is to be understood that the terms first, second, and the like in the description of the embodiments of the invention are used for distinguishing between the descriptions and not necessarily for describing a sequential or chronological order. The "plurality" in the embodiment of the present invention means two or more.
The term "and/or" in the embodiment of the present invention is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
The embodiment provides a solid waste treatment device, as shown in fig. 1, comprising a plurality of crushing devices which are arranged in sequence, wherein the crushing device in the embodiment is provided with seven stages, including a first-stage crushing device 1, a second-stage crushing device 2, a third-stage crushing device 3, a fourth-stage crushing device 4, a fifth-stage crushing device 5, a sixth-stage crushing device 6 and a seventh-stage crushing device 7, waste is crushed and screened from the first-stage crushing device 1 in sequence, the crushing devices all comprise crushing components, screening components and conveying components, the waste falls onto the screening components after being crushed by the crushing components, is screened and filtered by the screening components, the screened crushed materials are recovered as first products, the unscreened crushed materials are transferred onto the conveying components and are transferred into the crushing components of the next-stage crushing device by the conveying components, as shown in fig. 2, specifically, the crushing assembly includes a crushing cavity 8, a pair of extrusion fluted rollers disposed in the crushing cavity 8 and a first driving motor 11 for driving the extrusion fluted rollers to rotate, the pair of extrusion fluted rollers includes a first extrusion fluted roller 9 and a second extrusion fluted roller 10, the upper end of the crushing cavity 8 is provided with a feeding port, the lower end of the crushing cavity 8 is provided with a discharge port, the screening assembly is disposed below the discharge port of the crushing cavity 8, and the first extrusion fluted roller 9 and the second extrusion fluted roller 10 are both connected with an output shaft of the first driving motor 11 through a belt. The interval between the first pressing teeth roller 9 and the second pressing teeth roller 10 has a set interval, which mainly determines the crushing grain size of the crushing device, and the setting of the interval between the first pressing teeth roller 9 and the second pressing teeth roller 10 of each stage of the crushing device is different because the set crushing grain size of each stage of the crushing device is different. As shown in fig. 4, the crushing assembly is provided with an extrusion force adjusting assembly for adjusting the extrusion force of the crushing assembly on the waste, a plurality of extrusion blocks 20 are arranged on the first extrusion toothed roller 9 and the second extrusion toothed roller 10 at intervals, the extrusion blocks 20 on the first extrusion toothed roller 9 and the second extrusion toothed roller 10 are arranged in a staggered manner, the extrusion blocks 20 are arranged on the corresponding extrusion toothed rollers through the extrusion force adjusting assembly, the extrusion adjusting assembly comprises an adjusting rod 21, an adjusting nut 24 and a supporting spring 22, and mounting holes are arranged on the roller bodies 19 of the first extrusion toothed roller 9 and the second extrusion toothed roller 10, and for the convenience of mounting the extrusion force adjusting assembly, the cross sections of the roller bodies 19 are regular polygons, the mounting holes are arranged on each side plane of the roller bodies 19 at intervals, in fig. 4 of the present embodiment, the roller bodies 19 are arranged in a regular dodecagon shape, and can be specifically selected according to the volume and hardness of the crushed waste, one end of the adjusting rod 21 is arranged in the mounting hole in a sliding mode, the adjusting nut 24 is in threaded connection with the end of the adjusting rod 21, the extruding block 20 is fixedly arranged at the other end of the adjusting rod 21, the supporting spring 22 is sleeved on the adjusting rod 21, one end of the supporting spring 22 abuts against the extruding block 20, and the other end of the supporting spring 22 abuts against the roller surface of the extruding toothed roller. In order to guarantee the stability of sliding connection between the adjusting rod 21 and the roller body 19, all install the sleeve pipe 23 corresponding with the adjusting rod 21 on every mounting hole, just the fixed medial extremity that sets up at the mounting hole of sleeve pipe 23, adjusting nut 24 is locknut or two fastening nut, avoids causing adjusting nut 24 to remove at crushing in-process, the tip of extrusion piece 20 is the arc structure, can let extrusion piece 20 when extrudeing crushing to the discarded object for the atress is towards the direction of adjusting the pole, reduces the horizontal shearing force of adjusting the pole.
As shown in fig. 2 and fig. 3, the screening assembly of this embodiment includes a screen 13 and a frame 14, one end of the screen 13 is disposed at a lower side of a discharge port of the crushing assembly, the other end of the screen 13 is disposed at an upper side of the conveying assembly, the screen 13 is slidably disposed on the frame 14, and one end of the screen 13 is connected to a swing assembly for driving the screen 13 to swing, the swing assembly includes a second driving motor 12 and a rotary table 17, the second driving motor 12 is fixedly mounted on the frame 14, the rotary table 17 is fixedly connected to an output shaft of the second driving motor 12, an eccentric column is disposed on a disc surface of the rotary table 17, the screen 13 is connected to the eccentric column through an intermediate connecting rod 18, one end of the intermediate connecting rod 18 is hinged to the eccentric column, and the other end of the intermediate connecting rod 18 is hinged to the screen 13. The screen 13 is driven to swing, so that the crushed materials can be screened more thoroughly, and a mode of adding a vibration motor on the screen can be adopted for replacement.
This embodiment conveying assembly includes the hoisting frame, rotates the conveyer belt 16 that sets up the roller and support on changeing the roller at hoisting frame both ends, one of them changes the roller and is connected with third driving motor 15, the interval is provided with a plurality of baffles on the conveyer belt 16 for the crushing thing after the drive screening enters into next reducing mechanism.
The embodiment also provides a solid waste treatment method, which comprises the following steps:
s1, performing multi-stage crushing on firm wastes, and setting the grain size and crushing strength of each stage of crushing, wherein the crushing strength corresponds to screening of the wastes with corresponding compressive strength, the wastes with the compressive strength higher than that can prop open an extrusion block to fall down and cannot be extruded, and the wastes with the compressive strength lower than that can be extruded and crushed;
and S2, screening the crushed materials after each stage of crushing, recovering the screened crushed materials as first products, crushing the unscreened crushed materials at the next stage, and recovering the crushed materials after the last stage of crushing as second products after screening.
In one specific implementation scenario of the present embodiment, the gap between the two pressing teeth rollers of the first-stage crushing device 1 and the second-stage crushing device 2 is 50mm, the first-stage crushing device 1 and the second-stage crushing device 2 are not classified and the pressing strength grade is not set, so that the first-stage crushing device 1 and the second-stage crushing device 2 can use the fixed pressing block 20 to achieve the purpose of crushing large-sized waste into intermediate products below 50mm, and all the waste with large volume is crushed into semi-finished waste with particle size smaller than 50mm, and classified and differentiated setting is performed from the third-stage crushing device 3, the distances between the two pressing teeth rollers of the third-stage crushing device 3 to the seventh-stage crushing device 7 are respectively 40mm, 20mm, 10mm, 5mm and 3mm, and from the third-stage crushing device 3, except for adjusting the distance between the first pressing teeth roller 9 and the second pressing teeth roller 10, the elastic force of the supporting spring 22 needs to be adjusted to 3.5 mpa, that is, the pressing force of the pressing block reaches 3.5 mpa, when the compressive strength of the waste reaches the value, the waste is not crushed, the pressing block 20 is spread to fall onto the screening assembly and is conveyed to the next stage, and if the waste is not crushed, the waste is screened out from the seventh-stage crushing device 7, and the screening is performed by arranging a multi-stage crushing device, so that the probability of pressing and screening the waste with the compressive strength being more than or equal to 3.5 mpa each time from the third-stage crushing device 3 to the seventh-stage crushing device 7 is respectively 50%, 75%, 87.5%, 93.75% and 96.875%. Therefore, powder with the compressive strength of less than 3.5 MPa is obtained, and then large-particle waste with the compressive strength of more than or equal to 3.5 MPa is obtained, so that classification of the compressive strength is realized, and classified utilization of the waste is realized.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. A solid waste treatment device is characterized in that: the crushing device comprises a crushing assembly, a screening assembly and a conveying assembly, the crushing assembly crushes waste and then falls onto the screening assembly, the waste is transferred onto the conveying assembly after being filtered by the screening assembly, the conveying assembly is transferred into the crushing assembly of the next-level crushing device by the conveying assembly, the crushing assembly is provided with an extrusion force adjusting assembly and is used for adjusting the extrusion force of the crushing assembly on the waste, and the crushing particle size of the multistage crushing device is gradually reduced.
2. The robust waste processing apparatus of claim 1, wherein: crushing unit is including smashing the chamber, setting a pair of extrusion fluted roller and being used for driving extrusion fluted roller pivoted driving motor smashing the intracavity, the upper end of smashing the chamber is provided with the dog-house, and the lower extreme of smashing the chamber is provided with the discharge gate, just the screening subassembly sets up in the below of the discharge gate of smashing the chamber, has between two extrusion fluted rollers to set for the interval, and two extrusion fluted rollers all are connected with a driving motor's output shaft through the belt.
3. The robust waste processing apparatus of claim 2, wherein: two equal interval is provided with a plurality of extrusion pieces on the extrusion fluted roller, and the extrusion piece setting of staggering on two extrusion fluted rollers, the extrusion piece sets up on corresponding extrusion fluted roller through extrusion adjusting part, extrusion adjusting part is including adjusting pole, adjusting nut and supporting spring, and is provided with the mounting hole on the roll surface of extrusion fluted roller, the one end of adjusting the pole slides and sets up in the mounting hole, just the adjusting nut spiro union is in this end of adjusting the pole, the fixed other end that sets up at the pole of extrusion piece, supporting spring cup joints on adjusting the pole, and supporting spring's one end top is on the extrusion piece, and supporting spring's the other end top is on the roll surface of extrusion fluted roller.
4. The robust waste processing apparatus of claim 3, wherein: the cross section of the extrusion toothed roll is of a regular polygon structure, and the mounting holes are formed in each toothed roll surface of the extrusion toothed roll in a partitioned mode.
5. The robust waste disposal apparatus of claim 4, wherein: the adjusting device comprises an adjusting rod, a sleeve, a nut and an extrusion block, wherein the adjusting rod is arranged in the mounting hole, the sleeve is arranged on each mounting hole and corresponds to the adjusting rod, the sleeve is fixedly arranged at the inner side end of the mounting hole, the adjusting nut is a locknut or a double-fastening nut, and the end part of the extrusion block is of an arc-shaped structure.
6. The robust waste disposal apparatus of claim 5, wherein: the reducing mechanism is provided with seven grades, and the clearance between two extrusion fluted rollers of first order reducing mechanism and second level reducing mechanism is 50mm, the interval between two extrusion fluted rollers of third level reducing mechanism to seventh level reducing mechanism is 40mm, 20mm, 10mm, 5mm and 3mm respectively, and the supporting spring of third level reducing mechanism to seventh level reducing mechanism is 3.5 megapascals to the elasticity of second extrusion fluted roller.
7. The robust waste processing apparatus of claim 2, wherein: the screening subassembly includes the screen cloth, the one end setting of screen cloth is at the downside of crushing unit's discharge gate, and the other end setting of screen cloth is at the upside of conveyor components.
8. The robust waste processing apparatus of claim 7, wherein: the screening subassembly still includes the bank of screens, the screen cloth slides and sets up on the bank of screens, and the one end of screen cloth is connected with and is used for driving the wobbling swing subassembly of screen cloth, the swing subassembly includes second driving motor and carousel, second driving motor fixed mounting is on the bank of screens, carousel fixed connection is on second driving motor's output shaft, and is provided with eccentric post in the quotation of carousel, the screen cloth is connected with eccentric post through intermediate junction pole, intermediate junction pole's one end articulates on eccentric post, and intermediate junction pole's the other end is articulated mutually with the screen cloth.
9. The robust waste processing apparatus of claim 8, wherein: the conveying assembly comprises a lifting frame, rotating rollers arranged at two ends of the lifting frame in a rotating mode and a conveying belt supported on the rotating rollers, one of the rotating rollers is connected with a third driving motor, and a plurality of baffles are arranged on the conveying belt at intervals.
10. A solid waste treatment method is characterized in that: the method comprises the following steps:
s1, performing multi-stage crushing on the firm waste, and setting the grain diameter and crushing strength of each stage of crushing;
and S2, screening the crushed materials after each stage of crushing, recovering the screened crushed materials as first products, crushing the unscreened crushed materials at the next stage, and recovering the crushed materials after the last stage of crushing as second products after screening.
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| CN202110471805.4A CN113070126A (en) | 2021-04-29 | 2021-04-29 | Solid waste treatment device and method |
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| CN202110471805.4A CN113070126A (en) | 2021-04-29 | 2021-04-29 | Solid waste treatment device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117680263A (en) * | 2024-02-04 | 2024-03-12 | 太原市公园服务中心 | Multistage crushing equipment for construction waste and operation method thereof |
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| CN210815623U (en) * | 2019-10-12 | 2020-06-23 | 达州市同展建材有限责任公司 | Processing system suitable for build sediment waste material |
| CN112108216A (en) * | 2020-09-15 | 2020-12-22 | 孙涛 | Drying treatment system and treatment process for preparing concrete water reducing agent |
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| CN117680263B (en) * | 2024-02-04 | 2024-04-12 | 太原市公园服务中心 | Multistage crushing equipment for construction waste and operation method thereof |
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