CN110813483A - Construction waste crushing and sorting treatment system - Google Patents
Construction waste crushing and sorting treatment system Download PDFInfo
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- CN110813483A CN110813483A CN201810920222.3A CN201810920222A CN110813483A CN 110813483 A CN110813483 A CN 110813483A CN 201810920222 A CN201810920222 A CN 201810920222A CN 110813483 A CN110813483 A CN 110813483A
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- 239000002699 waste material Substances 0.000 title claims abstract description 80
- 238000010276 construction Methods 0.000 title claims abstract description 66
- 238000005188 flotation Methods 0.000 claims abstract description 61
- 238000012216 screening Methods 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 46
- 239000002689 soil Substances 0.000 claims abstract description 36
- 239000002245 particle Substances 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 29
- 238000003860 storage Methods 0.000 claims abstract description 7
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
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- 229910052742 iron Inorganic materials 0.000 claims description 10
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- 239000003562 lightweight material Substances 0.000 claims description 5
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Images
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
- B02C21/00—Disintegrating plant with or without drying of the material
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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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- 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
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a crushing and sorting treatment system for construction waste, which belongs to the technical field of construction waste treatment and specifically comprises the following steps: the device comprises a building garbage storage yard, a vibrating feeder, a primary crushing and screening unit, a light object flotation unit and a secondary crushing and screening unit which are sequentially arranged; the primary crushing and screening unit crushes and primarily screens the large building garbage; the light material flotation unit carries out flotation on the crushed, screened and impurity-removed raw materials to obtain light materials and heavy materials, the heavy materials enter the secondary crushing and screening unit to be crushed into required particle sizes, and the heavy materials are screened into recycled aggregates with different particle sizes. The construction waste is divided into the soil material, the waste wood material, the waste metal, the steel material and the recycled aggregate with different particle sizes, so that the construction waste is classified and screened more finely and efficiently, and all parts of the construction waste are fully recycled and recycled.
Description
Technical Field
The invention relates to the technical field of construction waste treatment, in particular to a construction waste crushing and sorting treatment system.
Background
Along with the acceleration of the industrialization and urbanization processes, the construction industry is rapidly developed at the same time, the quantity of the Chinese construction waste is increased more than 1/3 of the total quantity of the urban waste, the quality of the soil is reduced after a large amount of the construction waste is stacked in the land, and the production capacity of the soil is reduced; secondly, the construction waste is stacked in the air, so that the air quality is influenced, and some dust particles can be suspended in the air and are harmful to the health of human bodies; moreover, the long-term accumulation causes the harmful substances of the construction waste to permeate into the underground water area, so as to pollute the water environment; therefore, the disposal of construction waste is imminent.
At present, most of construction waste treatment is carried out through the working procedures of sorting, crushing, magnetic separation, screening and the like, waste construction concrete and waste masonry are utilized to produce coarse and fine aggregates, concrete and mortar with corresponding strength grades are produced or building material products such as building blocks, wall plates, floor tiles and the like are prepared, the coarse and fine aggregates can be used for highway pavement base layers after being added with curing materials, only the resource treatment of the coarse and fine aggregates is realized, the recycling rate is low, and the profit of resource utilization enterprises is difficult to generate; secondly, the problems of lack of a mature process technology for the resource system treatment of the mixed construction wastes, lack of a system impurity removal means, low treatment efficiency, unstable product quality and the like exist.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a construction waste crushing and sorting treatment system, which divides the construction waste into unusable impurities, usable soil materials, waste wood materials, waste metals, steel materials and recycled aggregates with different particle sizes through a primary crushing and screening unit, a light material flotation unit and a secondary crushing and screening unit, realizes finer and more efficient classification and screening of the construction waste, and enables all parts of the construction waste to be fully recycled and recycled.
In order to solve the technical problems, the invention adopts the following technical scheme:
a crushing and sorting treatment system for construction waste comprises a construction waste storage yard, a vibrating feeder, a primary crushing and screening unit, a light substance flotation unit and a secondary crushing and screening unit which are sequentially arranged;
the primary crushing and screening unit is used for crushing and primarily screening large building garbage;
the light material flotation unit is used for performing flotation on the raw material subjected to primary crushing, screening and impurity removal to obtain a light material and a heavy material, and the heavy material enters the secondary crushing and screening unit;
and the secondary crushing and screening unit is used for crushing the heavy material into required particle size and screening the heavy material into recycled aggregate with different particle sizes according to the particle size.
Further, the one-level crushing and screening unit comprises a coarse crusher, a soil removal vibrating screen and a winnowing machine, wherein a feed port of the coarse crusher is connected with a discharge port of the vibrating feeder, the discharge port of the coarse crusher is connected with the feed port of the soil removal vibrating screen through a belt conveyor, and the discharge port of the soil removal vibrating screen is connected with the feed port of the winnowing machine.
Further, the coarse crusher is a jaw crusher.
Further, the soil removing vibrating screen is a YA circular vibrating screen.
Further, second grade crushing and screening unit includes well rubbing crusher, first shale shaker, second shale shaker and sand washer, the discharge gate of flotation machine is connected to the feed inlet of well rubbing crusher, the discharge gate of well rubbing crusher passes through the feed inlet of band conveyer connection first shale shaker, the feed inlet of second shale shaker is connected to the discharge gate of first shale shaker.
Further, the middle crusher is an impact crusher.
Further, the lightweight object flotation unit comprises a flotation machine, and a feed inlet of the flotation machine is connected with a discharge outlet of the winnowing machine through a belt conveyor.
Further, the light object flotation unit further comprises a dewatering screen and a sedimentation tank, a feed inlet of the dewatering screen is connected with a discharge outlet of the flotation machine, a discharge outlet of the dewatering screen is connected with the sedimentation tank, and a water pump is arranged in the sedimentation tank and used for pumping clean water in the sedimentation tank into the flotation machine.
Further, the coarse crusher, the soil removal vibrating screen, the winnowing machine, the flotation machine, the middle crusher and the first vibrating screen are connected through a belt conveyor, and an iron remover is arranged above the belt conveyor.
The invention has the beneficial effects that:
1. the construction waste is divided into unusable impurities, usable soil, waste wood, waste metal, steel and recycled aggregates with different particle sizes by a primary crushing and screening unit, a light-weight material flotation unit and a secondary crushing and screening unit, the soil is used for garden engineering, the waste wood is reused as a template and a building material, the waste wood is processed into scraps by a wood crusher to be used as a paper making raw material or a fuel, or used for manufacturing medium-density fiberboard, the waste metal, the steel and the like, the scraps are sent to a steel plant or a nonferrous metal smelting plant after being sorted and are processed into steel products with various specifications, the recycled aggregates with different particle sizes are used for producing building materials such as recycled bricks, building blocks, wallboards, floor tiles and the like by building mortar, plastering mortar, cast concrete and the like, therefore, the finer and more efficient classification and screening of the construction waste is realized, and all parts of the construction waste are fully recovered and recycled, realizing real zero emission and zero pollution.
2. Through the steps of multiple crushing, magnetic separation, multistage vibrating screen classification screening and flotation washing, the construction waste is classified into the recycled aggregate with different particle sizes, cement mortar, soil slag, micro powder and the like contained in the recycled aggregate are effectively reduced, the firmness of the recycled aggregate is improved, the recycled aggregate can be directly utilized instead of sand stones, is used for building mortar, plastering mortar, pouring concrete and the like, the strength and the durability are greatly improved, the exploitation of natural aggregate in the construction engineering can be reduced, and the purpose of protecting the environment is achieved.
3. The lightweight material flotation unit is arranged between the primary crushing and screening unit and the secondary crushing and screening unit, the construction waste after primary crushing is washed by the lightweight material flotation unit, lightweight materials such as waste plastics, waste wood, waste paper, aerated concrete and the like in the raw materials are removed, the load on equipment in the subsequent secondary crushing process is reduced, and the low consumption and high efficiency of the whole crushing production line are ensured; meanwhile, the washing can remove the soil slag and part of cement mortar, so that the purity and quality of the recycled aggregate are improved; and soil and dust on the surface of the construction waste are removed by washing, so that the flying dust and the like generated in the secondary crushing process can be reduced, and the harm of the dust to the environment and operators is reduced.
4. The iron remover, the winnowing machine and the flotation machine are arranged, so that sundries in the construction waste are removed efficiently, and the quality of the recycled aggregate is high; after the construction waste is crushed, the iron remover removes magnetic metal in the raw materials in a magnetic suction mode, so that the regenerated aggregate is free of impurities such as reinforcing steel bars, and the removed magnetic metal impurities can be collected and utilized; the winnowing machine and the flotation machine are used for removing light substances in the raw materials, and the labor intensity of manual picking and the impurity content in the recycled aggregate are reduced through magnetic separation and light substance separation, so that the quality of the recycled aggregate is greatly improved.
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.
Fig. 1 is a schematic view of a construction waste crushing and sorting treatment system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
As shown in fig. 1, a construction waste crushing and sorting treatment system comprises a construction waste storage yard, a vibrating feeder, a primary crushing and screening unit, a light substance flotation unit and a secondary crushing and screening unit which are sequentially arranged;
the primary crushing and screening unit is used for crushing and primarily screening large building garbage;
the light material flotation unit is used for performing flotation on the raw material subjected to primary crushing, screening and impurity removal to obtain a light material and a heavy material, and the heavy material enters the secondary crushing and screening unit;
and the secondary crushing and screening unit is used for crushing the heavy material into required particle size and screening the heavy material into recycled aggregate with different particle sizes according to the particle size.
The vibrating feeder is specially designed for uniformly conveying large materials before crushing and screening, adopts the structural characteristics of a double-eccentric shaft vibration exciter, can bear the impact of falling of the large materials, has high feeding capacity, uniformly, regularly and continuously supplies blocky and granular materials to a crushing device in a primary crushing and screening unit from a construction waste storage yard in a crushing and sorting treatment system of construction waste, prevents the primary crushing and screening unit from generating a dead halt phenomenon due to uneven feeding, and prolongs the service life of equipment.
In this embodiment, the primary crushing and screening unit comprises a coarse crusher, a soil removing vibrating screen and an air separator, wherein a feed port of the coarse crusher is connected with a discharge port of the vibrating feeder, the discharge port of the coarse crusher is connected with a feed port of the soil removing vibrating screen through a belt conveyor, and a discharge port of the soil removing vibrating screen is connected with a feed port of the air separator; the method comprises the steps of firstly pre-screening the construction waste in a construction waste yard by using a vibrating feeder, receiving construction waste raw materials with the size less than or equal to 900mm, crushing the construction waste raw materials in a coarse crusher, screening out organic matters with the size less than 10mm and mainly containing miscellaneous soil through a soil removal vibrating screen to serve as municipal garden greening backfill soil, and screening out light matters such as plastics, wood chips and the like from the raw materials with the size greater than 10mm through a winnowing machine to improve the quality of recycled aggregates and facilitate the manual sorting work of large-volume sundries in a belt conveyor; the raw materials sorted by the winnowing machine are conveyed to the flotation machine through a belt conveyor, and a manual sorting table is arranged on one side of the conveyor belt and used for manually sorting and removing large-volume impurities.
In this embodiment, the coarse crusher is a jaw crusher. The crushing mode of the jaw crusher is a bending extrusion mode, a crushing cavity is formed by two jaw plates of a movable jaw and a static jaw, the jaw plates approach to the fixed jaw through the movable jaw, multiple crushing of materials is realized through extrusion, rubbing, grinding and the like between the two jaw plates, the crushing of large materials can be completed, the maximum crushing particle size is 1000-1200 mm, the feeding particle size is large, the crushing ratio is large, the discharging is uniform, and the jaw crusher is suitable for crushing of hardness materials such as construction waste.
In this embodiment, the soil removing vibrating screen is a YA circular vibrating screen. The YA circular vibrating screen mainly comprises an eccentric block vibration exciter, a screen box, a motor, a supporting device and the like, adopts a structure with small amplitude, high frequency and large inclination angle, has high screening efficiency, large handling capacity, long service life, low power consumption and low noise, and is suitable for separating and screening large-particle materials such as construction waste and the like.
In this embodiment, the secondary crushing and screening unit includes a middle crusher, a first vibrating screen, a second vibrating screen and a sand washer, a feed port of the middle crusher is connected with a discharge port of the flotation machine, the discharge port of the middle crusher is connected with a feed port of the first vibrating screen through a belt conveyor, and a discharge port of the first vibrating screen is connected with a feed port of the second vibrating screen; screening and removing light materials through a flotation machine, then crushing the materials in a middle crusher, wherein the materials are subjected to crushing in a jaw crusher incompletely, and are mixed with a connecting block of concrete and a connecting block of a reinforcing steel bar, so that the materials need to be crushed in the middle crusher again, preferably, the middle crusher is an impact crusher, after the materials are sufficiently crushed through the impact crusher, magnetic metals such as steel and iron in the materials are removed through an iron remover on a belt conveyor, then the materials are fed into a first vibrating screen for screening, 0-5 mm, 5-30 mm and more than 30mm of aggregates are respectively screened, the aggregates are sufficiently crushed, a small amount of sawdust, plastics and other light materials contained in the materials are released, the aggregates are separated and removed through a winnowing machine, the purity and the quality of the regenerated aggregates are ensured, wherein the aggregates larger than 30mm are crushed in the impact crusher again, the aggregates larger than 5-30 mm are fed into a second vibrating screen for secondary screening, and the aggregates are respectively screened, and are 0-5 mm, The recycled aggregate with the particle size of 5-10 mm and 10-30 mm comprises recycled aggregate with the particle size of 0-5 mm obtained by primary screening and secondary screening, and contains a certain amount of micro powder due to small particle size, and if the recycled aggregate is used for preparing concrete or mortar, the strength and durability of the recycled concrete can be influenced due to excessive content of the micro powder, so that the recycled aggregate with the particle size of 0-5 mm is introduced into a sand washer for cleaning, the micro powder is removed, and the clean recycled aggregate is sent into an aggregate bin with the corresponding particle size for storage.
In this embodiment, the middle crusher is an impact crusher.
In this embodiment, the lightweight object flotation unit includes a flotation machine, and the feed inlet of the flotation machine is connected with the discharge outlet of the air separator through a belt conveyor. The specific gravity of light matters such as waste plastics, waste wood, waste paper, aerated concrete and the like mixed in the construction waste is smaller than that of water, the construction waste is fed from the middle part of the flotation machine by utilizing the floatability of the construction waste in the water and the separation of crushed raw materials, the non-floatable heavy matters sink to a conveying device at the bottom of the flotation machine and are conveyed out to one side by the conveying device, and the water is drained together in the conveying process; the light matter floats on the water surface and is scraped out from the other side of the flotation equipment by the paddle device at the upper part, the processing capacity is large, the separation efficiency is high, the impurity removal effect is good, and almost all the light matter can be removed after the water separation of the flotation machine. Secondly, because the construction waste contains a certain amount of soil residues, the soil residues and part of cement mortar can be removed by washing in the flotation process, so that the purity and quality of the raw materials are improved; however, in order to avoid the rapid accumulation of silt, the content of the soil residues in the construction waste raw materials entering the flotation step is not high enough, so that the coarse crushing and the pre-screening of the soil removal vibrating screen are carried out before the flotation, and most of the soil residues are removed. Meanwhile, impurity removal processes such as manual sorting, winnowing and magnetic separation are matched with flotation, so that the impurity removal load of a flotation system is reduced, and the impurity removal efficiency is improved.
In this embodiment, light thing flotation unit still includes dewatering screen, sedimentation tank, the feed inlet of dewatering screen is connected with the discharge gate of flotation machine, the sedimentation tank is connected to the discharge gate of dewatering screen, is equipped with the water pump in the sedimentation tank for in pumping the clear water in the sedimentation tank into the flotation machine. Because the construction waste contains the soil residues, a water circulation system is required to be matched, the silt in the water is removed periodically, the silt content in the water is reduced, and the flotation and soil removal effects are improved. Therefore, the light object flotation unit also comprises a dewatering screen and a sedimentation tank, the light objects screened by the flotation machine enter the dewatering screen for dewatering, oversize objects are light objects such as waste wood, aerated concrete and the like, undersize objects and water containing silt in the flotation machine are pumped into the sedimentation tank by a sewage pump, the silt in the undersize objects and the water containing the silt in the flotation machine are removed by sedimentation, and supernatant fluid, namely evolved clear water, enters the flotation machine for recycling.
In the embodiment, the coarse crusher, the soil removal vibrating screen, the winnowing machine, the flotation machine, the middle crusher and the first vibrating screen are connected through a belt conveyor, and an iron remover is arranged above the belt conveyor; in order to make the recycled aggregate purer, a de-ironing separator is arranged above the belt conveyor to magnetically separate the raw materials conveyed on the belt conveyor, and magnetic metal impurities such as steel bars, iron nails and the like are separated.
The working process of the construction waste crushing and sorting treatment system is as follows: the construction waste is subjected to coarse crushing, magnetic separation, soil removal, air separation, flotation, fine crushing, magnetic separation, multi-stage screening, air separation and multi-stage screening in sequence to obtain recycled aggregate; firstly, conveying the construction waste stacked in a construction waste storage yard into a vibrating feeder through a loader, uniformly conveying the construction waste into a jaw crusher in a proper amount through the vibrating feeder, arranging a belt conveyor at the lower end of a discharge port of the jaw crusher, crushing the whole construction waste by adopting the jaw crusher once, wherein the size of the raw material after the primary crushing is about 200-400 mm, then conveying the raw material into a soil removal vibrating screen through the belt conveyor, removing magnetic metals in the raw material running on the belt conveyor by using an iron remover, sequentially conveying the raw material into a winnowing machine and a flotation machine after soil removal and vibration screening to remove light substances and the like, then conveying the raw material into a counterattack type crusher to carry out secondary crushing, wherein the size of the raw material after the secondary crushing is about 2-30 mm, guiding the raw material after the secondary crushing into a first vibrating screen through the belt conveyor, and removing the magnetic metals in the raw material running on the belt conveyor by using the iron remover, the specifications of the two layers of screens of the first vibrating screen are respectively 5mm and 30mm, the crushed raw materials are screened into three levels according to particle sizes, the raw materials larger than 30mm are guided into the impact crusher again to be crushed, the raw materials smaller than 5mm are guided into the sand washer to be separated and removed of dust particles, the raw materials of 5-30 mm enter the second vibrating screen to be screened out aggregates of 0-5 mm, 5-10 mm and 10-30 mm according to particle sizes, the aggregates of 0-5 mm are guided into the sand washer to be separated and removed of dust particles, and the aggregates of all particle sizes enter corresponding bins respectively to be stored for later use.
In order to solve the problem of huge dust generated in production, the invention is also connected with a bag-type dust collector (not shown in the figure) on the coarse crusher, the soil-removing vibrating screen, the winnowing machine, the intermediate crusher, the first vibrating screen and the second vibrating screen, the bag-type dust collector can adsorb and discharge fine dust generated in the production process, and the dust adsorbed by the bag-type dust collector can be used as a production raw material to be sent to a cement plant and a mortar plant for application after being collected.
Claims (9)
1. A crushing and sorting treatment system for construction waste is characterized by comprising a construction waste storage yard, a vibrating feeder, a primary crushing and screening unit, a light substance flotation unit and a secondary crushing and screening unit which are sequentially arranged;
the primary crushing and screening unit is used for crushing and primarily screening large building garbage;
the light material flotation unit is used for performing flotation on the raw material subjected to primary crushing, screening and impurity removal to obtain a light material and a heavy material, and the heavy material enters the secondary crushing and screening unit;
and the secondary crushing and screening unit is used for crushing the heavy materials into required particle sizes and screening the heavy materials into recycled aggregates with different particle sizes according to particle sizes.
2. The construction waste crushing and sorting treatment system according to claim 1, wherein the primary crushing and screening unit comprises a coarse crusher, a soil removal vibrating screen and a winnowing machine, a feeding port of the coarse crusher is connected with a discharging port of a vibrating feeder, a discharging port of the coarse crusher is connected with a feeding port of the soil removal vibrating screen through a belt conveyor, and a discharging port of the soil removal vibrating screen is connected with a feeding port of the winnowing machine.
3. The construction waste crushing and sorting treatment system according to claim 2, wherein the coarse crusher is a jaw crusher.
4. The construction waste crushing, sorting and treating system according to claim 2, wherein the soil removing vibration sieve is a YA circular vibration sieve.
5. The construction waste crushing and sorting treatment system according to claim 1, wherein the secondary crushing and screening unit comprises a middle crusher, a first vibrating screen, a second vibrating screen and a sand washer, a feeding port of the middle crusher is connected with a discharging port of the flotation machine, the discharging port of the middle crusher is connected with a feeding port of the first vibrating screen through a belt conveyor, and the discharging port of the first vibrating screen is connected with a feeding port of the second vibrating screen.
6. The construction waste crushing and sorting treatment system according to claim 5, wherein the middle crusher is an impact crusher.
7. The system for crushing, sorting and treating construction waste according to claim 1, wherein the light flotation unit comprises a flotation machine, and a feed port of the flotation machine is connected with a discharge port of an air separation machine through a belt conveyor.
8. The crushing and sorting treatment system for the construction wastes according to claim 7, wherein the light-weight material flotation unit further comprises a dewatering screen and a sedimentation tank, a feed port of the dewatering screen is connected with a discharge port of the flotation machine, a discharge port of the dewatering screen is connected with the sedimentation tank, and a water pump is arranged in the sedimentation tank and used for pumping clean water in the sedimentation tank into the flotation machine.
9. The construction waste crushing and sorting treatment system according to any one of claims 2 to 8, wherein an iron remover is arranged above the belt conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920222.3A CN110813483A (en) | 2018-08-14 | 2018-08-14 | Construction waste crushing and sorting treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810920222.3A CN110813483A (en) | 2018-08-14 | 2018-08-14 | Construction waste crushing and sorting treatment system |
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| CN110813483A true CN110813483A (en) | 2020-02-21 |
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| CN201810920222.3A Pending CN110813483A (en) | 2018-08-14 | 2018-08-14 | Construction waste crushing and sorting treatment system |
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| CN (1) | CN110813483A (en) |
Cited By (32)
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| CN111318548A (en) * | 2020-03-25 | 2020-06-23 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
| CN111320407A (en) * | 2020-04-16 | 2020-06-23 | 湖州恒通机械设备有限公司 | Process for preparing recycled building material from building garbage |
| CN111318551A (en) * | 2020-03-30 | 2020-06-23 | 福建莲春环保科技有限公司 | Construction waste regeneration treatment system and treatment method thereof |
| CN111359770A (en) * | 2020-04-16 | 2020-07-03 | 湖州恒通机械设备有限公司 | Construction waste treatment method |
| CN111359771A (en) * | 2020-04-16 | 2020-07-03 | 湖州恒通机械设备有限公司 | Construction waste treatment process |
| CN111408471A (en) * | 2020-03-30 | 2020-07-14 | 湖州恒通机械设备有限公司 | Construction waste treatment method |
| CN111644266A (en) * | 2020-05-27 | 2020-09-11 | 福建南方路面机械股份有限公司 | Flotation machine with pre-screening function and working method |
| CN112090939A (en) * | 2020-09-22 | 2020-12-18 | 苏州金螳螂园林绿化景观有限公司 | Construction method and classification treatment system for construction waste road |
| CN112354669A (en) * | 2020-11-23 | 2021-02-12 | 上海建工建材科技集团股份有限公司 | Efficient environment-friendly building waste concrete treatment process |
| CN112474712A (en) * | 2020-11-03 | 2021-03-12 | 北京首钢资源综合利用科技开发有限公司 | Building decoration garbage resource utilization system and method |
| CN112742573A (en) * | 2021-01-28 | 2021-05-04 | 辽宁省交通高等专科学校 | Modern building rubbish pulse crushing, screening, sorting and manufacturing system |
| CN113000568A (en) * | 2021-03-19 | 2021-06-22 | 天津市市政工程设计研究院 | Garbage and decoration garbage coprocessing system tears open a house |
| CN113058724A (en) * | 2021-03-26 | 2021-07-02 | 西安墙体材料研究设计院有限公司 | Wind power impurity removing method for building mixed garbage |
| CN113070321A (en) * | 2021-03-23 | 2021-07-06 | 北京格林雷斯环保科技有限公司 | Construction waste treatment method |
| CN113083411A (en) * | 2021-03-30 | 2021-07-09 | 东北林业大学 | Movable recycled aggregate production device |
| CN113399090A (en) * | 2021-06-23 | 2021-09-17 | 西安墙体材料研究设计院有限公司 | Construction waste recycling classification method |
| CN113732021A (en) * | 2021-09-09 | 2021-12-03 | 绍兴诚洲环境建设有限公司 | Comprehensive treatment process for building decoration garbage |
| CN113967655A (en) * | 2021-10-08 | 2022-01-25 | 顺叱华(青岛)智能科技有限公司 | 3 + N production line process for recycling decoration and building garbage |
| CN114345703A (en) * | 2022-01-06 | 2022-04-15 | 天津水泥工业设计研究院有限公司 | Building garbage screening, light material sorting and dust collecting integrated equipment and method |
| CN114632785A (en) * | 2022-03-30 | 2022-06-17 | 北京泾渭环境科技有限公司 | Method for performing resource screening on garbage according to material component characteristics |
| CN114713602A (en) * | 2022-03-03 | 2022-07-08 | 福建海环海滨资源开发有限公司 | Construction waste treatment method |
| CN115007600A (en) * | 2022-05-24 | 2022-09-06 | 上海城投上境生态修复科技有限公司 | Garbage soil screening system and screening method |
| CN115180859A (en) * | 2022-04-22 | 2022-10-14 | 浙江天造环保科技有限公司 | Sludge production line and method for intelligently treating washed construction waste |
| CN115805226A (en) * | 2022-11-17 | 2023-03-17 | 石家庄市曲寨水泥有限公司 | A method for co-processing construction waste using a rotary kiln |
| CN115889415A (en) * | 2023-01-30 | 2023-04-04 | 中原环保股份有限公司 | A kind of construction waste processing method |
| CN116200218A (en) * | 2023-04-26 | 2023-06-02 | 北京鼎创环保有限公司 | Production system and production process for producing fuel rods from decoration garbage |
| CN116237140A (en) * | 2023-02-03 | 2023-06-09 | 上海良延环保科技发展有限公司 | A comprehensive treatment process and complete set of equipment for construction waste |
| CN117066247A (en) * | 2023-09-22 | 2023-11-17 | 绍兴市绿程新材料制造有限公司 | A kind of construction waste recycling technology |
| CN117138949A (en) * | 2023-08-04 | 2023-12-01 | 北京都市绿源环保科技有限公司 | A construction waste disposal device that combines dry and wet separation methods |
| CN117138914A (en) * | 2023-08-04 | 2023-12-01 | 北京都市绿源环保科技有限公司 | A kind of construction waste disposal device |
| CN117900001A (en) * | 2024-01-26 | 2024-04-19 | 北京加隆工程机械有限公司 | A C-type building demolition and renovation waste treatment and classification equipment |
| CN117960340A (en) * | 2024-03-20 | 2024-05-03 | 丰永沅(北京)科技有限公司 | A production system for recycled aggregate from urban solid waste |
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2018
- 2018-08-14 CN CN201810920222.3A patent/CN110813483A/en active Pending
Cited By (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318548A (en) * | 2020-03-25 | 2020-06-23 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
| CN111318548B (en) * | 2020-03-25 | 2022-02-11 | 江苏天楹环保能源成套设备有限公司 | Demolition building garbage sorting system and method |
| CN111318551A (en) * | 2020-03-30 | 2020-06-23 | 福建莲春环保科技有限公司 | Construction waste regeneration treatment system and treatment method thereof |
| CN111408471A (en) * | 2020-03-30 | 2020-07-14 | 湖州恒通机械设备有限公司 | Construction waste treatment method |
| CN111320407A (en) * | 2020-04-16 | 2020-06-23 | 湖州恒通机械设备有限公司 | Process for preparing recycled building material from building garbage |
| CN111359770A (en) * | 2020-04-16 | 2020-07-03 | 湖州恒通机械设备有限公司 | Construction waste treatment method |
| CN111359771A (en) * | 2020-04-16 | 2020-07-03 | 湖州恒通机械设备有限公司 | Construction waste treatment process |
| CN111644266A (en) * | 2020-05-27 | 2020-09-11 | 福建南方路面机械股份有限公司 | Flotation machine with pre-screening function and working method |
| CN112090939A (en) * | 2020-09-22 | 2020-12-18 | 苏州金螳螂园林绿化景观有限公司 | Construction method and classification treatment system for construction waste road |
| CN112474712A (en) * | 2020-11-03 | 2021-03-12 | 北京首钢资源综合利用科技开发有限公司 | Building decoration garbage resource utilization system and method |
| CN112354669A (en) * | 2020-11-23 | 2021-02-12 | 上海建工建材科技集团股份有限公司 | Efficient environment-friendly building waste concrete treatment process |
| CN112742573A (en) * | 2021-01-28 | 2021-05-04 | 辽宁省交通高等专科学校 | Modern building rubbish pulse crushing, screening, sorting and manufacturing system |
| CN113000568A (en) * | 2021-03-19 | 2021-06-22 | 天津市市政工程设计研究院 | Garbage and decoration garbage coprocessing system tears open a house |
| CN113070321A (en) * | 2021-03-23 | 2021-07-06 | 北京格林雷斯环保科技有限公司 | Construction waste treatment method |
| CN113058724B (en) * | 2021-03-26 | 2022-04-29 | 西安墙体材料研究设计院有限公司 | Wind power impurity removing method for building mixed garbage |
| CN113058724A (en) * | 2021-03-26 | 2021-07-02 | 西安墙体材料研究设计院有限公司 | Wind power impurity removing method for building mixed garbage |
| CN113083411A (en) * | 2021-03-30 | 2021-07-09 | 东北林业大学 | Movable recycled aggregate production device |
| CN113399090A (en) * | 2021-06-23 | 2021-09-17 | 西安墙体材料研究设计院有限公司 | Construction waste recycling classification method |
| CN113399090B (en) * | 2021-06-23 | 2022-05-24 | 西安墙体材料研究设计院有限公司 | Construction waste recycling classification method |
| CN113732021A (en) * | 2021-09-09 | 2021-12-03 | 绍兴诚洲环境建设有限公司 | Comprehensive treatment process for building decoration garbage |
| CN113967655A (en) * | 2021-10-08 | 2022-01-25 | 顺叱华(青岛)智能科技有限公司 | 3 + N production line process for recycling decoration and building garbage |
| CN114345703A (en) * | 2022-01-06 | 2022-04-15 | 天津水泥工业设计研究院有限公司 | Building garbage screening, light material sorting and dust collecting integrated equipment and method |
| CN114713602A (en) * | 2022-03-03 | 2022-07-08 | 福建海环海滨资源开发有限公司 | Construction waste treatment method |
| CN114632785A (en) * | 2022-03-30 | 2022-06-17 | 北京泾渭环境科技有限公司 | Method for performing resource screening on garbage according to material component characteristics |
| CN115180859B (en) * | 2022-04-22 | 2023-08-25 | 浙江天造环保科技有限公司 | Sludge production line and method for intelligently treating and washing construction waste |
| CN117069405A (en) * | 2022-04-22 | 2023-11-17 | 浙江天造环保科技有限公司 | Impurity removing unit for intelligent treatment and washing of construction waste production and working method thereof |
| CN115180859A (en) * | 2022-04-22 | 2022-10-14 | 浙江天造环保科技有限公司 | Sludge production line and method for intelligently treating washed construction waste |
| CN117069405B (en) * | 2022-04-22 | 2024-03-22 | 浙江天造环保科技有限公司 | Impurity removing unit for intelligent treatment and washing of construction waste production and working method thereof |
| CN115007600A (en) * | 2022-05-24 | 2022-09-06 | 上海城投上境生态修复科技有限公司 | Garbage soil screening system and screening method |
| CN115805226A (en) * | 2022-11-17 | 2023-03-17 | 石家庄市曲寨水泥有限公司 | A method for co-processing construction waste using a rotary kiln |
| CN115889415A (en) * | 2023-01-30 | 2023-04-04 | 中原环保股份有限公司 | A kind of construction waste processing method |
| CN116237140A (en) * | 2023-02-03 | 2023-06-09 | 上海良延环保科技发展有限公司 | A comprehensive treatment process and complete set of equipment for construction waste |
| CN116200218A (en) * | 2023-04-26 | 2023-06-02 | 北京鼎创环保有限公司 | Production system and production process for producing fuel rods from decoration garbage |
| CN116200218B (en) * | 2023-04-26 | 2023-08-15 | 北京鼎创环保有限公司 | Production system and production process for producing fuel rods from decoration garbage |
| CN117138949A (en) * | 2023-08-04 | 2023-12-01 | 北京都市绿源环保科技有限公司 | A construction waste disposal device that combines dry and wet separation methods |
| CN117138914A (en) * | 2023-08-04 | 2023-12-01 | 北京都市绿源环保科技有限公司 | A kind of construction waste disposal device |
| CN117066247A (en) * | 2023-09-22 | 2023-11-17 | 绍兴市绿程新材料制造有限公司 | A kind of construction waste recycling technology |
| CN117900001A (en) * | 2024-01-26 | 2024-04-19 | 北京加隆工程机械有限公司 | A C-type building demolition and renovation waste treatment and classification equipment |
| CN117960340A (en) * | 2024-03-20 | 2024-05-03 | 丰永沅(北京)科技有限公司 | A production system for recycled aggregate from urban solid waste |
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