CN110605160A - Device and method for crushing building waste blocks and recovering metals - Google Patents
Device and method for crushing building waste blocks and recovering metals Download PDFInfo
- Publication number
- CN110605160A CN110605160A CN201910868892.XA CN201910868892A CN110605160A CN 110605160 A CN110605160 A CN 110605160A CN 201910868892 A CN201910868892 A CN 201910868892A CN 110605160 A CN110605160 A CN 110605160A
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- crushing
- construction waste
- metal
- conveying device
- roller
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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
- 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
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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
- 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
- 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
- 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
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/22—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with non-movable magnets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/025—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall the material being slingered or fled out horizontally before falling, e.g. by dispersing elements
-
- 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
- B02C2201/02—Codes relating to disintegrating devices adapted for specific materials for reinforced concrete
-
- 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)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a method and a device for crushing blocks of construction waste and sorting and recovering metals, wherein the construction waste mixed with blocks is conveyed to the high position of a crushing device, at least part of the block construction waste contains ferrous metals, the ferrous metals are separated from the block construction waste through one-stage or multi-stage crushing in the crushing device, and the discharge of the crushing device falls into a deironing device positioned below; the iron removing device adopts a conveying device which is conveyed obliquely upwards, a magnet is arranged in the conveying device, and ferrous metal separated from the construction waste is attracted by the magnet, conveyed to a high place by the conveying device and discharged from the high place; the construction waste separated from the ferrous metal slides down to the lower part under the action of gravity and is discharged from the lower part. The invention can separate and recover the metal from the construction waste through automatic separation, and in the treatment process of recovering the metal, the construction waste is synchronously treated, so that the construction waste is easy to treat at the lower part.
Description
Technical Field
The invention relates to a device and a method for crushing building waste blocks and recovering metals, which are suitable for the technical field of building waste treatment.
Background
The construction waste refers to waste generated in the building new construction, reconstruction, extension and demolition processes, and mainly comprises reinforced concrete, cement mortar, masonry, bamboo, wood, steel and glass, ceramic, asphalt, plastic, gypsum and the like generated in decoration and finishing, which can be used as a main structure of a building. The building rubbish that new construction, reconstruction, extension produced is mostly surplus or the intermediate material of materials used in the work progress, like unrestrained concrete coagulation piece, reinforcing bar head, leftover bits, the fitment material of demolising etc. and the quantity is less, and the kind is more. Most of the construction wastes generated by demolition are main structure fragments, such as reinforced concrete blocks, building blocks, bamboo and wood members and the like, wherein a small amount of decorative materials such as glass, plastics and the like are doped in the construction wastes.
Along with the development of urbanization, more and more buildings are pulled out of the ground, and then a lot of building garbage is generated. The direct landfill of the construction waste occupies a large amount of land resources, toxic and harmful substances generated by the landfill of the construction waste can pollute the ecological environment around a landfill site, and simultaneously, recyclable aggregate, metal, glass, plastic, asphalt and other materials in the construction waste are wasted.
The largest quantity of the construction wastes is the construction wastes generated when the main structure of the building is dismantled, such as reinforced concrete blocks, block blocks, plain concrete blocks, mortar blocks and the like, and the construction wastes can be further crushed and screened to be used as recycled aggregates or recycled decorative bricks, but the construction wastes contain reinforcing steel bars, metal embedded parts and the like which are difficult to crush and have higher recycling value. In conventional construction waste recovery, a common breaking hammer or manual breaking is used for primarily breaking reinforced concrete blocks, then metal materials in the reinforced concrete blocks are manually screened out, and the remaining block waste is subjected to next-step breaking and screening processing. The process needs a large amount of manpower, the recovery efficiency is not high, and the metal which is not screened out can cause damage to crushing equipment after entering a conventional crusher, so that the device for crushing the building waste blocks and recovering the metal is necessary.
Disclosure of Invention
The invention firstly aims to solve the technical problem of providing a method for crushing building garbage blocks and sorting and recovering metals, which can realize automatic separation and recovery of metals and automatically treat building garbage mixed with blocks. Therefore, the invention adopts the following technical scheme:
a method for crushing building waste blocks and recovering metals; the method is characterized by comprising the following steps:
(1) conveying the building garbage mixed with blocks to the high position of a crushing device, wherein at least part of the block building garbage contains iron metal, separating the iron metal from the block building garbage through one-stage or multi-stage crushing in the crushing device, and discharging the material from the crushing device to a deironing device below;
(2) the iron removing device adopts a conveying device which is conveyed obliquely upwards, a magnet is arranged in the conveying device, and ferrous metal separated from the construction waste is attracted by the magnet, conveyed to a high place by the conveying device and discharged from the high place;
the construction waste separated from the ferrous metal slides down to the lower part under the action of gravity and is discharged from the lower part.
Further, an air separation case is arranged before the step (1), high-pressure air is blown to the freely falling construction waste in the air separation case, the lighter construction waste is blown to a light material outlet at a farther position by the wind, the heavier construction waste freely falls to a heavy material outlet, and the heavy material outlet discharges the heavy material waste to be treated in the step (1).
The invention also aims to solve the technical problem of providing a device for crushing the building garbage blocks and sorting and recovering metals, which can realize automatic separation and recovery of the metals and automatically treat the building garbage mixed with the blocks. Therefore, the invention adopts the following technical scheme:
a building rubbish block crushing and metal recovery device is characterized by comprising a conveying device, a crushing device and an iron removal device;
the crushing device comprises a crushing case, wherein a plurality of stages of crushing units are arranged in the crushing case, each stage of crushing unit consists of a driven crushing roller and a driving crushing roller, the interval between the driven crushing roller and the driving crushing roller is a feeding and discharging channel of the group of crushing units, and the feeding and discharging channels of the plurality of stages of crushing units are sequentially connected;
the iron removing device comprises an iron metal upward conveying device, the iron metal upward conveying device is arranged below a discharge port of the crusher case, the iron metal upward conveying device is provided with a magnet to absorb iron metal to be conveyed upwards, and the iron metal discharge position of the iron removing device is at a high position, so that garbage which cannot be absorbed by the magnet is discharged from a low position;
the conveying device comprises a feeding conveying device.
Furthermore, an air separation device is arranged above the crushing device; the winnowing device comprises a winnowing machine case, the winnowing machine case is provided with an air outlet and is connected with an air pipe, the winnowing machine case is provided with a heavy material discharge port and a light material discharge port, and the light material discharge port is arranged on a path blown by air and is far away from the air outlet than the heavy material discharge port; the feeding and conveying device is connected to a feeding port above the winnowing machine box, the crushing device is arranged below a heavy material discharging port, and the heavy material discharging port is aligned to a feeding and discharging channel of the uppermost crushing unit; and a light material conveying device is arranged below the light material outlet.
Furthermore, the winnowing device can be provided with a plurality of discharge ports from near to far along the blowing direction, and is used for further separating wood, plastic and glass materials with different blowing effects from wind, so that the workload of subsequent separation screening is reduced.
Furthermore, the driven crushing roller and the active crushing roller are both provided with a roller barrel and a roller shaft, and the roller barrel of the driven crushing roller is connected with the fixed roller shaft and can passively rotate around the fixed roller shaft; the active crushing roller is fixedly connected with a rotating roller shaft, and the rotating roller shaft is driven to rotate by a speed reducing motor; the fixed roll shaft is fixed on the crushing case by a fixed roll shaft support, the movable roll shaft is fixed on the guide rail by a movable roll shaft support, and then a hydraulic piston and a hydraulic rod are connected, and the movable roll shaft and a support thereof can be pushed to move left and right under the action of hydraulic pressure so as to adjust the distance between the passive crushing roller and the active crushing roller.
Furthermore, according to actual conditions, can set up broken tooth on passive crushing roller and/or the initiative crushing roller, utilize the mechanical action of broken tooth to cut, crush the building rubbish block, also can not set up broken tooth, utilize the crushing roller crushing building rubbish block on plain noodles.
Furthermore, the iron metal upward conveying device adopts an adhesive tape machine, and an iron metal scraper is arranged at the iron metal discharging position. The inclination angle of the belt conveyor is larger than 45 degrees, and the inclination angle can be adjusted according to a field test result, so that the driving energy consumption of the belt conveyor is reduced.
Furthermore, the magnet in the iron removing device can adopt an electromagnet, and can also be changed into a permanent magnet according to requirements so as to reduce the energy consumption of the electromagnet.
Further, a ferrous metal discharging and conveying device is arranged below the ferrous metal discharging position; and a discharging and conveying device for the garbage which can not be attracted by the magnet is arranged at the low-position discharging position. The light material conveying device, the iron metal discharging conveying device and the discharging conveying device at the low-position discharging position convey the separated construction waste to the next crushing or screening treatment process, so that the construction waste is efficiently utilized;
the conveying device can be an adhesive tape machine or a material lifter or directly conveyed by other construction machinery.
The positions of the conveying device, the winnowing device, the crushing device and the iron removal device are shown schematically, the arrangement position and the fixing mode of the device can be adjusted according to the field arrangement and the crushing requirements in practical use, the light building garbage is not required to be screened, and the winnowing device and the light material conveying belt machine are not required to be arranged.
The invention can separate and recover the metal from the construction waste through automatic separation, and in the treatment process of recovering the metal, the construction waste is synchronously treated, so that the construction waste is easy to treat at the lower part. By implementing the method and the device, the investment of screening personnel is reduced, and the screening separation efficiency is improved. Moreover, the present invention has the following further effects:
1) the light construction waste such as wood, plastic, glass and the like can be separated through wind preselection, the workload of the construction waste crushing device is reduced, and the construction waste separation effect is ensured.
2) Winnowing and crushing are carried out in a closed case, no raise dust is generated, and environmental pollution is avoided.
3) The crushing device is internally provided with a plurality of groups of crushing units, and the crushing units are arranged in a staggered manner, so that the crushing effect is ensured, and the separating effect of the steel bars and the concrete is improved.
4) The iron removing device which is obliquely arranged makes full use of the influence of magnetic force and gravity on ferrous metal and non-ferrous metal, improves the separation efficiency and reduces the power consumption and energy consumption of the separation equipment.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention.
Fig. 2 is a diagrammatic view of the fixed and movable rollers of the embodiment of fig. 1.
Fig. 3 is a flow chart of the construction waste block crushing and metal separation process of the invention.
Detailed Description
Reference is made to the accompanying drawings. The invention provides a construction waste block crushing and metal recovery device, which consists of a conveying device, a winnowing device, a crushing device and an iron removal device;
the conveying device comprises a feeding belt conveyor 1, a light material conveying belt conveyor 3, an iron metal discharging conveying belt conveyor 6 and a crushed block conveying belt conveyor 7;
the air separation device comprises an air separation case 201, an air outlet 202, an air pipe 203, a heavy material discharge port 204 and a light material discharge port 205; the air outlet is positioned in the air separation case 201, the light material outlet 205 is arranged on the path blown by wind, and the distance from the air outlet 202 is longer than the distance from the heavy material outlet 204 to the air outlet; the feeding belt machine 1 is connected to the winnowing machine case 201, a crushing device is arranged below the heavy material discharge port 204, and the light material conveying belt machine 3 is arranged below the light material discharge port 205.
The crushing device comprises a crushing case 401, a driven crushing roller 402, an active crushing roller 403, a fixed roller shaft support 407, a movable roller shaft support 408, a guide rail 409, a hydraulic piston 410 and a hydraulic rod 411.
A crushing unit is formed by a passive crushing roller 402 and an active crushing roller 403 in the crushing device, the interval between the passive crushing roller 402 and the active crushing roller 403 is the feeding and discharging channel of the group of crushing units, the heavy material discharge port 204 is aligned to the feeding and discharging channel of the uppermost crushing unit, three to five groups of crushing units can be arranged in the crushing machine box of the crushing device according to requirements in a staggered mode, the feeding and discharging channels of the three groups of crushing units are sequentially connected, the crushing effect is increased, the reinforced concrete block with larger volume is further crushed after being bent, and the separation efficiency of long reinforcing steel bars is improved.
The passive crushing roller 402 and the active crushing roller 403 are both provided with a roller barrel 405 and a roller shaft, the surface of the roller barrel 405 is provided with crushing teeth 404, and the roller barrel 405 of the passive crushing roller 402 is connected with the fixed roller shaft and can passively rotate around the fixed roller shaft; the active crushing roller 403 is fixedly connected with a rotating roller shaft, the rotating roller shaft is driven to rotate by a speed reduction motor, the passive crushing roller 402 in one crushing unit is driven by the active crushing roller 403 to irregularly rotate under the action of massive construction waste, the rotating directions of the passive crushing roller 402 and the active crushing roller 403 are opposite, the passive crushing roller 402 and the active crushing roller 403 are sometimes synchronous and sometimes asynchronous, and sometimes constant speed and sometimes non-constant speed are used for increasing the crushing and separating effects.
The fixed roll shaft is fixed on the crusher box 401 by a fixed roll shaft support 407, the movable roll shaft is fixed on a guide rail 409 by a movable roll shaft support 408, and then a hydraulic piston 410 and a hydraulic rod 411 are connected, the movable roll shaft and the support thereof can be pushed to move left and right by hydraulic action, so that the distance between the driven crushing roller 402 and the driving crushing roller 403 can be adjusted, and the crushing effect can be adjusted.
A material baffle 406 is arranged in the crushing case 401 to ensure that the block materials flying away during crushing are crushed by the crushing rollers instead of directly falling to a discharge port along the inner wall of the case without being crushed;
an iron removing device is arranged below the discharge port 412 of the crushing device, the iron removing device comprises an adhesive tape machine 501, the conveying direction of the adhesive tape machine is obliquely upward, a roller is arranged at 502, an electromagnet 503 is arranged at the back of an upper adhesive tape of the adhesive tape machine 501, and a scraper 504 is arranged at a high-level metal discharge part of the adhesive tape machine 501.
The inclination angle of the belt conveyor of the iron removal device is preferably larger than 45 degrees, the belt conveyor is set to be adjustable in inclination angle, and the inclination angle can be adjusted according to a field test result so as to reduce the driving energy consumption of the belt conveyor.
The working flow of the device of the invention is described as follows:
a. the construction waste with the particle size smaller than 1200mm is conveyed to the air separation case 201 through the feeding belt conveyor 1 and is discharged by gravity.
b. The air pipe 203 is connected with the air outlet 202, and blows high-pressure air to the building garbage which falls freely, lighter building garbage such as wood, plastic, glass and the like are blown to the light material outlet 205 which is farther away by wind, and heavier building garbage can hardly be blown away by wind and falls freely to the heavy material outlet 204.
c. The construction waste with light weight such as wood, plastic, glass and the like falls to the light material conveying belt machine 3 from the light material discharge port 205, and is conveyed to other equipment by the conveying belt machine 3 for next treatment;
d. heavy construction waste such as reinforced concrete blocks, plain concrete blocks, building blocks and the like falls to the crusher box 401 from the heavy material discharge port 204, the heavy construction waste contains ferrous metals such as reinforcing steel bars and metal embedded parts, after the compression, shearing and bending actions of the crushing rollers 405 and the crushing teeth 404, the blocks are crushed, and the reinforcing steel bars, the metal embedded parts and the like are separated from concrete;
e. the crushed and separated ferrous metal and non-metallic block bodies fall onto an adhesive tape machine 501 of an iron removal device, the adhesive tape machine 501 is obliquely arranged, the adhesive tape machine is driven by a roller 502 to move to a high position, the ferrous metal falling on an upper layer of an adhesive tape of the adhesive tape machine is attracted by an electromagnet and is conveyed and moved to the high position by the adhesive tape machine 501, and the construction waste such as the concrete block bodies, the building blocks and the like which are separated from the ferrous metal such as reinforcing steel bars and are crushed slide down to a low position under the action of gravity;
f. the scraper 504 at the metal discharging position of the iron removing device scrapes the ferrous metal off the belt surface, and the ferrous metal falls to the metal conveying belt conveyor 6 and is conveyed to other equipment by the conveying belt conveyor 6 for further treatment;
g. the construction waste such as the concrete block, the block and the like which is separated from iron metal such as a steel bar and is crushed slides to a lower part under the action of gravity, finally falls to a crushed block conveying belt conveyor 7, and is conveyed to other equipment by the conveying belt conveyor for next treatment;
the above description is only an embodiment of the present invention, and the technical features of the present invention are not limited thereto, and any changes or modifications within the field of the present invention by those skilled in the relevant art are covered by the protection scope of the present invention.
Claims (10)
1. A method for crushing building waste blocks and recovering metals; the method is characterized by comprising the following steps:
(1) conveying the building garbage mixed with blocks to the high position of a crushing device, wherein at least part of the block building garbage contains iron metal, separating the iron metal from the block building garbage through one-stage or multi-stage crushing in the crushing device, and discharging the material from the crushing device to a deironing device below;
(2) the iron removing device adopts a conveying device which is conveyed obliquely upwards, a magnet is arranged in the conveying device, and ferrous metal separated from the construction waste is attracted by the magnet, conveyed to a high place by the conveying device and discharged from the high place;
the construction waste separated from the ferrous metal slides down to the lower part under the action of gravity and is discharged from the lower part.
2. A construction waste block size reduction and metal recovery method as claimed in claim 1. The method is characterized in that an air separation case is arranged before the step (1), high-pressure air is blown to the freely falling construction waste in the air separation case, the lighter construction waste is blown to a light material outlet at a farther position by the wind, the heavier construction waste freely falls to a heavy material outlet, and the construction waste enters the step (1) from the heavy material outlet for treatment.
3. A building rubbish block crushing and metal recovery device is characterized by comprising a conveying device, a crushing device and an iron removal device;
the crushing device comprises a crushing case, wherein a plurality of stages of crushing units are arranged in the crushing case, each stage of crushing unit consists of a driven crushing roller and a driving crushing roller, the interval between the driven crushing roller and the driving crushing roller is a feeding and discharging channel of the group of crushing units, and the feeding and discharging channels of the plurality of stages of crushing units are sequentially connected;
the iron removing device comprises an iron metal upward conveying device, the iron metal upward conveying device is arranged below a discharge port of the crusher case, the iron metal upward conveying device is provided with a magnet to absorb iron metal to be conveyed upwards, and the iron metal discharge position of the iron removing device is at a high position, so that garbage which cannot be absorbed by the magnet is discharged from a low position;
the conveying device comprises a feeding conveying device.
4. The construction waste block crushing and metal recovery device as claimed in claim 3, wherein an air separation device is provided above the crushing device;
the winnowing device comprises a winnowing machine case, the winnowing machine case is provided with an air outlet and is connected with an air pipe, the winnowing machine case is provided with a heavy material discharge port and a light material discharge port, and the light material discharge port is arranged on a path blown by air and is far away from the air outlet than the heavy material discharge port; the feeding and conveying device is connected to a feeding port above the winnowing machine box, the crushing device is arranged below a heavy material discharging port, and the heavy material discharging port is aligned to a feeding and discharging channel of the uppermost crushing unit; and a light material conveying device is arranged below the light material outlet.
5. The apparatus for crushing building garbage blocks and recovering metals as claimed in claim 3, wherein the passive crushing roller and the active crushing roller are provided with a roller and a roller shaft, and the roller of the passive crushing roller is connected with the fixed roller shaft and can passively rotate around the fixed roller shaft; the active crushing roller is fixedly connected with a rotating roller shaft, and the rotating roller shaft is driven to rotate by a speed reducing motor; the fixed roll shaft is fixed on the crushing case by a fixed roll shaft support, the movable roll shaft is fixed on the guide rail by a movable roll shaft support, and then a hydraulic piston and a hydraulic rod are connected, and the movable roll shaft and a support thereof can be pushed to move left and right under the action of hydraulic pressure so as to adjust the distance between the passive crushing roller and the active crushing roller.
6. The building garbage block crushing and metal recycling device as claimed in claim 4, wherein the air separation device is provided with a plurality of discharge ports from near to far along the blowing direction for further separating wood, plastic and glass materials with different blowing effects, thereby reducing the workload of subsequent separation and screening.
7. The construction waste block crushing and metal recycling device as claimed in claim 3, wherein the ferrous metal upward conveying device is a rubber belt machine, and a ferrous metal scraper is arranged at the ferrous metal discharging position.
8. The construction waste block crushing and metal recycling device according to claim 3, wherein the ferrous metal upward conveying device adopts a belt conveyor, the angle of inclination of the belt conveyor is greater than 45 ° and the belt conveyor is configured to adjust the angle of inclination.
9. The construction waste block crushing and metal recycling device according to claim 3, wherein a ferrous metal discharging and conveying device is arranged below the ferrous metal discharging position; and a discharging and conveying device for the garbage which can not be attracted by the magnet is arranged at the low-position discharging position.
10. The construction waste block crushing and metal recovery device as claimed in claim 3, wherein the conveying device is an adhesive tape machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868892.XA CN110605160A (en) | 2019-09-16 | 2019-09-16 | Device and method for crushing building waste blocks and recovering metals |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910868892.XA CN110605160A (en) | 2019-09-16 | 2019-09-16 | Device and method for crushing building waste blocks and recovering metals |
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| CN110605160A true CN110605160A (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910868892.XA Pending CN110605160A (en) | 2019-09-16 | 2019-09-16 | Device and method for crushing building waste blocks and recovering metals |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318549A (en) * | 2020-03-25 | 2020-06-23 | 沈永成 | Building rubbish recycling equipment |
| CN111570049A (en) * | 2020-06-22 | 2020-08-25 | 卢海鹏 | Building engineering construction waste material environmental protection treatment facility |
| CN111889186A (en) * | 2020-08-04 | 2020-11-06 | 王宜春 | Garbage disposal robot based on industrial internet |
| CN112169889A (en) * | 2020-08-31 | 2021-01-05 | 盛继玲 | Recovery unit is smashed to building rubbish |
| CN112317044A (en) * | 2020-11-11 | 2021-02-05 | 王子腾 | Building environmental protection rubbish screening separator |
| CN112742522A (en) * | 2020-12-30 | 2021-05-04 | 台山市峰达木材制品有限公司 | Wood waste treatment device for processing wood chopsticks |
| CN112892702A (en) * | 2021-01-18 | 2021-06-04 | 浙江广厦建设职业技术大学 | Building rubbish circulation reducing mechanism |
| CN112973854A (en) * | 2021-02-04 | 2021-06-18 | 陈增法 | Garbage deironing device for building construction |
| CN113732011A (en) * | 2021-08-17 | 2021-12-03 | 吕青霖 | Building rubbish recovery plant of environmental protection |
| CN117181420A (en) * | 2023-11-02 | 2023-12-08 | 昆山城建绿和环境科技有限公司 | Fitment rubbish sorting and crushing system |
| CN117563734A (en) * | 2023-12-11 | 2024-02-20 | 中建八局第二建设有限公司 | Construction waste treatment system |
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