CN115041279A - Environment-friendly treatment method for construction waste - Google Patents
Environment-friendly treatment method for construction waste Download PDFInfo
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- CN115041279A CN115041279A CN202210794917.8A CN202210794917A CN115041279A CN 115041279 A CN115041279 A CN 115041279A CN 202210794917 A CN202210794917 A CN 202210794917A CN 115041279 A CN115041279 A CN 115041279A
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- 239000002699 waste material Substances 0.000 title claims description 100
- 238000010276 construction Methods 0.000 title claims description 74
- 238000000034 method Methods 0.000 title claims description 27
- 239000000428 dust Substances 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000012216 screening Methods 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 14
- 230000005484 gravity Effects 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 10
- 230000001629 suppression Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 7
- 239000003595 mist Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 2
- 239000007921 spray Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012546 transfer 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
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
- B02C18/182—Disc-shaped knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2216—Discharge means
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/38—Stirring or kneading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- 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)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention belongs to the technical field of construction waste treatment, and discloses an environment-friendly treatment method for construction waste, which is characterized by mainly comprising the following steps: s1, preliminary sorting, namely directly unloading construction waste materials through an engineering transport vehicle or feeding the construction waste materials onto a hopper of a hopper machine by using a loader, feeding the construction waste materials onto a conveyor belt at uniform speed by using a feeding machine, and conveying the construction waste materials to a manual sorting room by using the conveyor belt for preliminary sorting; s2, waste material filling, conveying the building waste materials subjected to primary sorting to a special crusher for filling, and stirring to ensure maximum filling. According to the invention, through the design of primary sorting, waste filling, waste dust reduction, mechanical crushing, secondary sorting and plate manufacturing, the crushed construction waste is subjected to multiple screening and is classified into aggregates and mixtures with different schedules, so that the subsequent recycling is facilitated, the energy is saved, the environment is protected, the healthy development of urban construction is facilitated, and the pollution to the environment can be minimized through dust reduction and magnetic metal separation.
Description
Technical Field
The invention belongs to the technical field of construction waste treatment, and particularly relates to an environment-friendly treatment method for construction waste.
Background
The construction waste refers to the general term of dregs, waste concrete, waste bricks and other wastes generated in the production activities of the construction industry such as demolition, construction, decoration, renovation and the like, and the materials are not helpful for the construction per se, but are substances generated in the construction process and need to be correspondingly treated, so that the ideal engineering project construction can be achieved, and the consideration of the links is more important because the materials are an integral process.
At present, the existing treatment method of construction waste has the following disadvantages: 1. the building waste can cause dust loss and pollute the environment air during treatment; 2. the construction waste contains a large amount of magnetic metal, and the random treatment can pollute soil, underground water and surface water bodies to cause the reduction of the soil quality; 3. the recyclable part of the construction waste can not be recycled, which causes the waste of resources. For this reason, we have devised an environmentally friendly treatment method for construction waste to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an environment-friendly treatment method for construction waste, which can solve the problems that the existing treatment method for construction waste is large in pollution, not environment-friendly, incapable of being recycled and resource-wasting.
An environment-friendly treatment method for construction waste is characterized by mainly comprising the following steps:
s1, preliminary sorting, namely directly unloading construction waste materials through an engineering transport vehicle or feeding the construction waste materials onto a hopper of a hopper machine by using a loader, feeding the construction waste materials onto a conveyor belt at uniform speed by using a feeding machine, and conveying the construction waste materials to a manual sorting room by using the conveyor belt for preliminary sorting;
s2, filling waste, conveying the building waste after primary sorting to a special crusher for filling, and stirring to ensure the maximum filling;
s3, dust suppression is carried out on the waste, after the building waste is filled, water mist is scattered through a dust suppression device to carry out wetting dust suppression treatment on the building waste;
s4, mechanically crushing the construction waste, crushing the construction waste by using a crusher, temporarily storing the crushed construction waste in the crusher, and performing magnetic metal separation treatment;
s5, secondary sorting, namely feeding the crushed construction waste stored in the crusher into a screening machine for secondary sorting, primarily screening out light materials, materials larger than 50mm and 0-50mm of mixture through the screening machine, conveying the 0-50mm of mixture into a vibration screening machine, screening out 0-10mm aggregate and 10-50mm of mixture through the vibration screening machine, conveying the 10-50mm of mixture into a material specific gravity winnowing machine, separating out the light materials through the specific gravity winnowing machine, conveying the 10-50mm of heavy materials into multiple layers, respectively screening out 10-20mm, 20-30mm, 30-40mm and 40-50mm of four aggregates, conveying the 10-20mm and 20-30mm of two aggregates into a storage bin for manufacturing plates, conveying the 30-40mm and 40-50mm of two aggregates into a warehouse, the light substances screened out by the substances with specific gravity are gathered by a conveyor belt and then enter a packer, and the light substances are directly conveyed to a power plant for incineration power generation after being packed into blocks;
s6, manufacturing a plate, namely adding cement and wood chips into aggregate with the thickness of 0-10mm, 10-20mm and 20-30mm, adding water, stirring, performing compression molding in full-automatic plate building block molding equipment, and stacking and packaging final products.
An apparatus for the environmentally friendly disposal of construction waste according to claim, wherein: comprises a crushing kettle, a fixed motor and a crushing gear;
smash the intracavity and seted up crushing chamber, smash the fixed receipts of being provided with of intracavity and restraint the ring, the fixed two motor mounting panels that are provided with of week outside symmetry of crushing cauldron, the motor shaft hole has been seted up on the motor mounting panel, the fixed motor that is provided with on the motor mounting panel, be connected with the motor shaft on the fixed motor, the motor shaft is located the motor shaft downthehole and can follow motor shaft hole round trip movement, the motor shaft runs through crushing cauldron and is located crushing intracavity, the part that the motor shaft is located crushing chamber is fixed and is provided with crushing gear, the fixed bolt that is provided with between crushing gear and the motor shaft, crushing gear is located the narrow mouth department of receipts beam ring, and with the laminating of the narrow mouth department of receipts beam ring.
Preferably, two through-hole rings are symmetrically and fixedly arranged on the outer side of the periphery of the crushing kettle, the through-hole rings are communicated with the crushing cavity, a water delivery pipe is arranged in the through-hole ring close to one side of the fixed motor in a sliding manner, one end of the water delivery pipe is positioned in the crushing cavity and is fixedly provided with a dust fall spray head, and the dust fall spray head is positioned at the wide opening of the beam collecting ring;
the high-pressure air pipe is arranged in the through hole ring on the other side in a sliding mode, one end of the high-pressure air pipe is located in the crushing cavity and is fixedly provided with a magnetic metal separation device, the magnetic metal separation device comprises a shell fixedly connected with the high-pressure air pipe, a collection cavity is formed in the shell and is communicated with the high-pressure air pipe, two electric shafts are symmetrically and rotatably arranged in the collection cavity, two electromagnets are symmetrically and fixedly arranged on the electric shafts, two sensing type electromagnet switches are symmetrically and fixedly arranged between the electromagnets and are electrically connected with each other, two scraping blades are symmetrically and fixedly arranged in the collection cavity, and the scraping blades are in contact with and abut against the electromagnets;
four sensors are fixed on the inner wall of the collecting cavity in a central symmetry mode, and the sensors can trigger the sensing type electromagnet switch after contacting with the sensing type electromagnet switch. The sensing type electromagnet switch controls the electromagnet to be opened and closed.
Preferably, the fixed three fixed blocks that are provided with of week outside central symmetry of smashing the cauldron, the slip is provided with the bracing piece on the fixed block, has seted up hydraulic pressure chamber in the bracing piece, and the one end of fixed block is located hydraulic pressure intracavity to can follow the hydraulic pressure chamber and make a round trip to slide, the hydraulic pressure intracavity is fixed and is provided with the pneumatic cylinder, pneumatic cylinder and fixed block fixed connection.
Preferably, the periphery of the crushing kettle is fixedly provided with a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are symmetrically distributed, the first connecting piece is provided with a top cover connecting piece in a rotating mode, a top cover is fixedly arranged on the top cover connecting piece, a bottom cover connecting piece is arranged on the second connecting piece in a rotating mode, a bottom cover is fixedly arranged on the bottom cover connecting piece, and the top cover and the bottom cover are respectively located at two openings of the crushing cavity.
Preferably, two conveying blocks are fixedly arranged on the outer side of the periphery of the crushing kettle.
Preferably, the contact points of the top cover, the bottom cover and the crushing chamber are covered with a rubber layer.
Preferably, the high-pressure air pipe is externally connected with a high-pressure air suction pump, and the water delivery pipe is externally connected with a high-pressure water delivery tank.
Preferably, the bottom end face of the supporting rod is fixedly provided with supporting feet.
Compared with the prior art, the invention has the beneficial effects that:
according to the environment-friendly treatment method for the construction waste, the crushed construction waste is subjected to multiple screening through the design of primary sorting, waste filling, waste dust reduction, mechanical crushing, secondary sorting and plate manufacturing, and is classified into aggregates and mixtures with different schedules, so that the method is convenient for subsequent recycling, energy-saving and environment-friendly, is beneficial to the healthy development of urban construction, and can minimize the pollution to the environment and avoid further pollution to the environment due to dust reduction and magnetic metal separation.
The environment-friendly treatment method for the construction waste is characterized in that the two crushing gears can be driven by the double fixed motors through the design of the crushing kettle, the fixed motors, the dust falling nozzles and the crushing gears, so that the crushing effect of the crushing gears is obvious, and meanwhile, the dust falling nozzles can pull and move through the water conveying pipe while performing water mist dust falling on the crushing cavities, so that the construction waste is pushed to move, the waste is prevented from being stuck, the structure is simple, and the use is convenient.
Thirdly, the invention discloses an environment-friendly treatment method for construction waste, and the design of the crushing kettle, the high-pressure air pipe and the magnetic metal separation device enables the magnetic metal separation device to collect the magnetic metal in the crushed waste while stirring the crushed waste, and the magnetic metal is recycled through the high-pressure air pipe, so that secondary pollution of the magnetic metal to the environment is avoided, and the recycled magnetic metal can be recycled.
According to the environment-friendly treatment method for the construction waste, the fixed block can be controlled to lift through the hydraulic cylinder through the design of the fixed block, the support rod and the hydraulic cylinder of the hydraulic cylinder, so that the lifting movement of the crushing kettle is controlled, the crushing kettle is lowered during crushing, the gravity center is lowered, the stability is improved, and the crushing kettle is raised during transportation of the construction waste, so that the subsequent transportation is facilitated.
Drawings
FIG. 1 is a main flow block diagram of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a perspective cross-sectional view of the present invention;
FIG. 4 is a schematic perspective view of a grinding gear of the present invention;
FIG. 5 is a schematic perspective view of a pulverizing kettle according to the present invention;
FIG. 6 is a cross-sectional view of a magnetic metal separation device according to the present invention;
FIG. 7 is a cross-sectional view of a support pole of the present invention;
in the figure: 1. 1-1 part of a crushing kettle, 1-2 parts of a crushing cavity, 1-2 parts of a first connecting piece, 1-3 parts of a second connecting piece, 1-4 parts of a through hole ring, 1-5 parts of a conveying block, 1-6 parts of a motor mounting plate, 1-7 parts of a motor shaft hole, 2 parts of a top cover, 2-1 parts of a top cover connecting piece, 3 parts of a bottom cover, 3-1 parts of a bottom cover connecting piece, 4 parts of a fixing block, 5 parts of a supporting rod, 5-1 parts of a hydraulic cavity, 6 parts of a fixing motor, 7 parts of a water conveying pipe, 8 parts of a high-pressure air pipe, 9 parts of a hydraulic cylinder, 10 parts of supporting legs, 11 parts of a dust fall nozzle, 12 parts of a beam collecting ring, 13 parts of a crushing gear, 14 parts of a motor shaft, 15 parts of a magnetic metal separating device, 15-1 parts of a shell, 15-2 parts of a collecting cavity, 15-3 parts of an electromagnet, 15-4 parts of an electric shaft, 15-5 parts of a sensor, 15-6 parts of a scraping blade, 15-7 parts of a sensing type electromagnet switch, 16 parts of a bolt.
Detailed Description
Referring to fig. 1 to 7, an environmental protection method for building waste is shown, which is a method for environmental protection of building waste with less pollution, sufficient environmental protection, recycling, and no waste of resources. Concretely, the environment-friendly treatment method for the construction waste mainly comprises the following steps: s1, preliminary sorting, namely directly unloading construction waste materials through an engineering transport vehicle or feeding the construction waste materials onto a hopper of a hopper machine by using a loader, feeding the construction waste materials onto a conveyor belt at uniform speed by using a feeding machine, and conveying the construction waste materials to a manual sorting room by using the conveyor belt for preliminary sorting; s2, filling waste, conveying the building waste after primary sorting to a special crusher for filling, and stirring to ensure the maximum filling; s3, dust suppression is carried out on the waste, after the building waste is filled, water mist is scattered through a dust suppression device to carry out wetting dust suppression treatment on the building waste; s4, mechanically crushing the construction waste, crushing the construction waste by using a crusher, temporarily storing the crushed construction waste in the crusher, and performing magnetic metal separation treatment; s5, secondary sorting, namely feeding the crushed construction waste stored in the crusher into a screening machine for secondary sorting, primarily screening out light materials, materials larger than 50mm and 0-50mm of mixture through the screening machine, conveying the 0-50mm of mixture into a vibration screening machine, screening out 0-10mm aggregate and 10-50mm of mixture through the vibration screening machine, conveying the 10-50mm of mixture into a material specific gravity winnowing machine, separating out the light materials through the specific gravity winnowing machine, conveying the 10-50mm of heavy materials into multiple layers, respectively screening out 10-20mm, 20-30mm, 30-40mm and 40-50mm of four aggregates, conveying the 10-20mm and 20-30mm of two aggregates into a storage bin for manufacturing plates, conveying the 30-40mm and 40-50mm of two aggregates into a warehouse, the light substances screened out by the substances with specific gravity are gathered by a conveyor belt and then enter a packer, and the light substances are directly conveyed to a power plant for incineration power generation after being packed into blocks; s6, plate manufacturing, namely adding cement and wood chips into 0-10mm, 10-20mm and 20-30mm aggregates, adding water, stirring, performing compression molding in full-automatic plate block molding equipment, stacking and packaging final products, performing multiple screening on crushed construction waste, and classifying the crushed construction waste into aggregates and mixtures with different schedules, so that the method is convenient for subsequent recycling, energy-saving and environment-friendly, is beneficial to healthy development of urban construction, and can minimize environmental pollution due to dust fall and magnetic metal separation without further pollution to the environment.
An environment-friendly treatment device for construction waste comprises a crushing kettle 1, a fixed motor 6 and a crushing gear 13, wherein a crushing cavity 1-1 is formed in the crushing kettle 1, a bundling ring 12 is fixedly arranged in the crushing cavity 1-1, two motor mounting plates 1-6 are symmetrically and fixedly arranged on the outer side of the circumference of the crushing kettle 1, motor shaft holes 1-7 are formed in the motor mounting plates 1-6, the fixed motor 6 is fixedly arranged on the motor mounting plates 1-6, a motor shaft 14 is connected to the fixed motor 6, the motor shaft 14 is positioned in the motor shaft holes 1-7 and can rotate back and forth along the motor shaft holes 1-7, the motor shaft 14 penetrates through the crushing kettle 1 and is positioned in the crushing cavity 1-1, the part of the motor shaft 14 positioned in the crushing cavity 1-1 is fixedly provided with the crushing gear 13, a bolt 16 is fixedly arranged between the crushing gear 13 and the motor shaft 14, crushing gear 13 is located the slot department of receiving beam ring 12 to with the slot department laminating of receiving beam ring 12, can two crushing gear 13 through two fixed motor 6 drives, make crushing gear 13's crushing effect show, simultaneously, dust fall shower nozzle 11 can pull the removal through raceway 7 when carrying out the water smoke dust fall in smashing chamber 1-1, thereby promote the building waste removal, avoid blocking between the waste material dead, simple structure, convenient to use.
Two through hole rings 1-4 are symmetrically and fixedly arranged on the outer side of the periphery of the crushing kettle 1, the through hole rings 1-4 are communicated with a crushing cavity 1-1, a water delivery pipe 7 is arranged in the through hole ring 1-4 close to one side of a fixed motor 6 in a sliding manner, one end of the water delivery pipe 7 is arranged in the crushing cavity 1-1 and is fixedly provided with a dust fall spray head 11, the dust fall spray head 11 is arranged at the wide opening of a beam collecting ring 12, a high pressure air pipe 8 is arranged in the through hole ring 1-4 at the other side in a sliding manner, one end of the high pressure air pipe 8 is arranged in the crushing cavity 1-1 and is fixedly provided with a magnetic metal separation device 15, the magnetic metal separation device 15 comprises a shell 15-1 fixedly connected with the high pressure air pipe 8, a collection cavity 15-2 is arranged in the shell 15-1, the collection cavity 15-2 is communicated with the high pressure air pipe 8, two electric shafts 15-4 are symmetrically and rotatably arranged in the collection cavity 15-2, two electromagnets 15-3 are symmetrically and fixedly arranged on the electric shaft 15-4, two sensing electromagnet switches 15-7 are symmetrically and fixedly arranged between the electromagnets 15-3, the sensing electromagnet switches 15-7 are electrically connected with the electromagnets 15-3, two scraping blades 15-6 are symmetrically and fixedly arranged in the space 1-52, the scraping blades 15-6 are in contact and contact with the electromagnets 15-3, four sensors 15-5 are symmetrically and fixedly arranged on the center of the inner wall of the collection cavity 15-2, and the sensing electromagnet switches 15-7 can be triggered after the sensors 15-5 are in contact with the sensing electromagnet switches 15-7. The sensing type electromagnet switch 15-7 controls the electromagnet 15-3 to be opened and closed, through the design of the smashing kettle 1, the high-pressure air pipe 8 and the magnetic metal separation device 15, the magnetic metal separation device 15 can collect magnetic metal in smashed waste while stirring the smashed waste, and the high-pressure air pipe 8 is used for recycling, so that secondary pollution of the magnetic metal to the environment is avoided, and meanwhile, the recycled magnetic metal can be recycled.
Three fixed blocks 4 are symmetrically and fixedly arranged on the periphery of the outer side of the crushing kettle 1, a support rod 5 is arranged on each fixed block 4 in a sliding mode, a hydraulic cavity 5-1 is formed in each support rod 5, one end of each fixed block 4 is located in each hydraulic cavity 5-1 and can slide back and forth along each hydraulic cavity 5-1, a hydraulic cylinder 9 is fixedly arranged in each hydraulic cavity 5-1, each hydraulic cylinder 9 is fixedly connected with each fixed block 4, the lifting of each fixed block 4 can be controlled through the corresponding hydraulic cylinder 9, the lifting and the moving of the crushing kettle 1 are controlled, the crushing kettle 1 is lowered during crushing, the gravity center is lowered, the stability is improved, and when construction waste is transported, the crushing kettle 1 is lifted, so that subsequent transportation is facilitated.
The periphery of the crushing kettle 1 is fixedly provided with a first connecting piece 1-2 and a second connecting piece 1-3, the first connecting piece 1-2 and the second connecting piece 1-3 are symmetrically distributed, the first connecting piece 1-2 is rotatably provided with a top cover connecting piece 2-1, the top cover connecting piece 2-1 is fixedly provided with a top cover 2, the second connecting piece 1-3 is rotatably provided with a bottom cover connecting piece 3-1, the bottom cover connecting piece 3-1 is fixedly provided with a bottom cover 3, and the top cover 2 and the bottom cover 3 are respectively positioned at two openings of the crushing cavity 1-1.
Two conveying blocks 1-5 are fixedly arranged on the outer side of the periphery of the crushing kettle 1.
The contact parts of the top cover 2, the bottom cover 3 and the crushing cavity 1-1 are coated with rubber layers.
The high-pressure air pipe 8 is externally connected with a high-pressure air suction pump, and the water delivery pipe 7 is externally connected with a high-pressure water delivery tank.
The end face of the bottom end of the support rod 5 is fixedly provided with a support foot 10.
When the device is used, the top cover 2 is opened, construction waste is placed into the crushing cavity 1-1 and stacked on the bundling ring 12, a user can move the water pipe 7, the water pipe 7 drives the dust fall spray head 11 to move, the dust fall spray head 11 pushes the construction waste to stack the waste in the crushing cavity 1-1 to the maximum extent, the dust fall spray head 11 sprays water mist through the water pipe 7 to perform dust fall treatment on the construction waste, meanwhile, the hydraulic cylinder 9 is started, the fixing block 4 descends, the fixing block 4 drives the crushing kettle 1 to descend to lower the gravity center of the whole device, the fixing motor 6 is started, the fixing motor 6 drives the motor shaft 14 to rotate, the motor shaft 14 drives the crushing gear 13 to rotate, and the crushing gear 13 crushes the construction waste and accumulates the construction waste on the bottom cover 3;
at the moment, the electric shaft 15-4 is started, the electric shaft 15-4 drives the electromagnet 15-3 and the sensing electromagnet switch 15-7 to rotate clockwise, the electromagnet 15-3 outside the collection cavity 15-2 is controlled by the sensing electromagnet switch 15-7 to be electrified, the electromagnet 15-3 adsorbs magnetic metal dust in the construction waste, the sensing electromagnet switch 15-7 corresponding to the electromagnet 15-3 outside contacts with the sensor 15-5 along with the rotation of the electric shaft 15-4, the sensing electromagnet switch 5-7 at 1 triggers the electromagnet 15-3 outside to be powered off and rotates into the collection cavity 15-2, the scraper blade 15-6 in the collection cavity 15-2 absorbs and collects the magnetic metal dust on the electromagnet 15-3 through the high-pressure air pipe 8, meanwhile, when the electromagnet 15-3 on the other side rotates to the outside of the collecting cavity 15-2, the corresponding sensing electromagnet switch 15-7 is in contact with the sensor 15-5 on the other side, the sensing electromagnet switch 15-7 triggers and controls the electromagnet 15-3 on the outer side to be electrified, the electromagnet 15-3 on the outer side continuously adsorbs magnetic metal dust in the construction waste, meanwhile, the high-pressure air pipe 8 is moved to drive the magnetic metal separation device 15 to move, the steps are repeated, the magnetic metal separation device 15 is adsorbed at each part of the construction waste, after the crushing adsorption is finished, the hydraulic cylinder 9 is started again to lift the fixed block 4, the fixed block 4 drives the crushing kettle 1 to lift, the gravity center of the whole equipment rises, and then the bottom cover 3 is opened to transfer the crushed construction waste out of the crushing cavity 1-1.
Claims (9)
1. An environment-friendly treatment method for construction waste is characterized by mainly comprising the following steps:
s1, preliminary sorting, namely directly unloading construction waste materials through an engineering transport vehicle or feeding the construction waste materials onto a hopper of a hopper machine by using a loader, feeding the construction waste materials onto a conveyor belt at uniform speed by using a feeding machine, and conveying the construction waste materials to a manual sorting room by using the conveyor belt for preliminary sorting;
s2, filling waste, conveying the building waste after primary sorting to a special crusher for filling, and stirring to ensure the maximum filling;
s3, dust suppression is carried out on the waste, after the building waste is filled, water mist is scattered through a dust suppression device to carry out wetting dust suppression treatment on the building waste;
s4, mechanically crushing the construction waste, crushing the construction waste by using a crusher, temporarily storing the crushed construction waste in the crusher, and performing magnetic metal separation treatment;
s5, secondary sorting, namely feeding the crushed construction waste stored in the crusher into a screening machine for secondary sorting, primarily screening out light materials, materials larger than 50mm and 0-50mm of mixture through the screening machine, conveying the 0-50mm of mixture into a vibration screening machine, screening out 0-10mm aggregate and 10-50mm of mixture through the vibration screening machine, conveying the 10-50mm of mixture into a material specific gravity winnowing machine, separating out the light materials through the specific gravity winnowing machine, conveying the 10-50mm of heavy materials into multiple layers, respectively screening out 10-20mm, 20-30mm, 30-40mm and 40-50mm of four aggregates, conveying the 10-20mm and 20-30mm of two aggregates into a storage bin for manufacturing plates, conveying the 30-40mm and 40-50mm of two aggregates into a warehouse, the light substances screened out by the substances with specific gravity are gathered by a conveyor belt and then enter a packer, and the light substances are directly conveyed to a power plant for incineration power generation after being packed into blocks;
s6, plate manufacturing, namely adding cement and wood chips into aggregate of 0-10mm, 10-20mm and 20-30mm, adding water, stirring, performing compression molding in full-automatic plate building block molding equipment, and stacking and packaging final products.
2. An apparatus for the eco-friendly disposal of construction waste as claimed in claim 1, wherein: comprises a crushing kettle (1), a fixed motor (6) and a crushing gear (13);
a crushing cavity (1-1) is arranged in the crushing kettle (1), a bundling ring (12) is fixedly arranged in the crushing cavity (1-1), two motor mounting plates (1-6) are symmetrically and fixedly arranged on the outer side of the periphery of the crushing kettle (1), motor shaft holes (1-7) are formed in the motor mounting plates (1-6), a fixed motor (6) is fixedly arranged on the motor mounting plates (1-6), a motor shaft (14) is connected to the fixed motor (6), the motor shaft (14) is positioned in the motor shaft holes (1-7) and can rotate back and forth along the motor shaft holes (1-7), the motor shaft (14) penetrates through the crushing kettle (1) and is positioned in the crushing cavity (1-1), a crushing gear (13) is fixedly arranged on the part of the motor shaft (14) positioned in the crushing cavity (1-1), and a bolt (16) is fixedly arranged between the crushing gear (13) and the motor shaft (14), the crushing gear (13) is positioned at the narrow opening of the binding ring (12) and is jointed with the narrow opening of the binding ring (12).
3. The method for environmentally friendly disposal of construction waste according to claim 2, wherein: two through hole rings (1-4) are symmetrically and fixedly arranged on the outer side of the periphery of the crushing kettle (1), the through hole rings (1-4) are communicated with the crushing cavity (1-1), a water pipe (7) is arranged in the through hole rings (1-4) close to one side of the fixed motor (6) in a sliding mode, one end of the water pipe (7) is located in the crushing cavity (1-1) and is fixedly provided with a dust fall sprayer (11), and the dust fall sprayer (11) is located at the wide opening of the beam collecting ring (12);
a high-pressure air pipe (8) is arranged in the through hole ring (1-4) on the other side in a sliding manner, one end of the high-pressure air pipe (8) is positioned in the crushing cavity (1-1) and is fixedly provided with a magnetic metal separation device (15), the magnetic metal separation device (15) comprises a shell (15-1) fixedly connected with the high-pressure air pipe (8), a collection cavity (15-2) is arranged in the shell (15-1), the collection cavity (15-2) is communicated with the high-pressure air pipe (8), two electric shafts (15-4) are symmetrically and rotatably arranged in the collection cavity (15-2), two electromagnets (15-3) are symmetrically and fixedly arranged on the electric shafts (15-4), two sensing electromagnet switches (15-7) are symmetrically and fixedly arranged between the electromagnets (15-3), and the sensing electromagnet switches (15-7) are electrically connected with the electromagnets (15-3), two scraping blades (15-6) are symmetrically and fixedly arranged in the (1-52), and the scraping blades (15-6) are in contact and abut against the electromagnets (15-3);
four sensors (15-5) are symmetrically and fixedly arranged on the inner wall of the collecting cavity (15-2), and the sensing type electromagnet switch (15-7) can be triggered after the sensors (15-5) are contacted with the sensing type electromagnet switch (15-7). The sensing electromagnet switch (15-7) controls the electromagnet (15-3) to open and close.
4. The method for environmentally friendly disposal of construction waste according to claim 2, wherein: three fixed blocks (4) are fixedly arranged on the periphery of the crushing kettle (1) in a centrosymmetric mode, a supporting rod (5) is arranged on each fixed block (4) in a sliding mode, a hydraulic cavity (5-1) is formed in each supporting rod (5), one end of each fixed block (4) is located in each hydraulic cavity (5-1) and can slide back and forth along each hydraulic cavity (5-1), a hydraulic cylinder (9) is fixedly arranged in each hydraulic cavity (5-1), and each hydraulic cylinder (9) is fixedly connected with each fixed block (4).
5. The method for environmentally friendly disposal of construction waste according to claim 2, wherein: the periphery outer side of the crushing kettle (1) is fixedly provided with a first connecting piece (1-2) and a second connecting piece (1-3), the first connecting piece (1-2) and the second connecting piece (1-3) are symmetrically distributed, the first connecting piece (1-2) is rotatably provided with a top cover connecting piece (2-1), the top cover connecting piece (2-1) is fixedly provided with a top cover (2), the second connecting piece (1-3) is rotatably provided with a bottom cover connecting piece (3-1), the bottom cover connecting piece (3-1) is fixedly provided with a bottom cover (3), and the top cover (2) and the bottom cover (3) are respectively positioned at two openings of the crushing cavity (1-1).
6. The method for environmentally friendly disposal of construction waste according to claim 2, wherein: two conveying blocks (1-5) are fixedly arranged on the outer side of the periphery of the crushing kettle (1).
7. The method of claim 5, wherein the treatment of construction waste is performed by: the contact parts of the top cover (2), the bottom cover (3) and the crushing cavity (1-1) are coated with rubber layers.
8. An environmentally friendly method for the disposal of construction waste as claimed in claim 3, wherein: a high-pressure air suction pump is externally connected to the high-pressure air pipe (8), and a high-pressure water conveying tank is externally connected to the water conveying pipe (7).
9. The method for environmentally friendly disposal of construction waste according to claim 4, wherein: the end surface of the bottom end of the support rod (5) is fixedly provided with a support leg (10).
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| CN202210794917.8A CN115041279A (en) | 2022-07-05 | 2022-07-05 | Environment-friendly treatment method for construction waste |
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| KR100881217B1 (en) * | 2008-05-19 | 2009-02-12 | 주식회사 진흥중공업 | Equipment for manufacturing recycled aggregates by mixing construction waste |
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