CN211099534U - A multistage sieving mechanism for construction waste selects separately - Google Patents
A multistage sieving mechanism for construction waste selects separately Download PDFInfo
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- CN211099534U CN211099534U CN201921692902.0U CN201921692902U CN211099534U CN 211099534 U CN211099534 U CN 211099534U CN 201921692902 U CN201921692902 U CN 201921692902U CN 211099534 U CN211099534 U CN 211099534U
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- 239000002699 waste material Substances 0.000 title claims abstract description 79
- 238000010276 construction Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 title claims abstract description 50
- 238000007873 sieving Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 38
- 238000012216 screening Methods 0.000 claims abstract description 30
- 238000005188 flotation Methods 0.000 claims abstract description 22
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims description 34
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000011449 brick Substances 0.000 abstract description 19
- 239000004033 plastic Substances 0.000 abstract description 11
- 229920003023 plastic Polymers 0.000 abstract description 10
- 239000002023 wood Substances 0.000 abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 9
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 9
- 241001330002 Bambuseae Species 0.000 abstract description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 9
- 239000011425 bamboo Substances 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000012466 permeate Substances 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000010426 asphalt Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000003923 scrap metal Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 239000004035 construction material Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/78—Recycling of wood or furniture waste
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The utility model discloses a multistage screening device for sorting construction waste, which comprises a screening mechanism, a flotation mechanism, a hammering mechanism, an iron removing mechanism and a material warehouse; the screening mechanism is characterized by comprising a vibrating screen body, a driving unit and a feeding channel, wherein the vibrating screen body is placed at a certain angle with the horizontal plane and comprises a top screen arranged on the upper part, a middle screen arranged in the middle part and a bottom screen arranged on the bottom part; one end of the top-layer sieve at the high position is communicated with a feeding channel, and a discharge hole is communicated with a hammering channel; adopt the utility model discloses the building rubbish granule size distribution that technical scheme handled is even, and impurity significantly reduces to guaranteed the off-the-shelf high quality of brick that permeates water, other rubbish of sorting out can be very convenient further processing utilization after collecting like pitch piece, waste plastics, useless metal, useless bamboo wood etc. have improved building rubbish's utilization ratio greatly.
Description
Technical Field
The utility model relates to a building rubbish screening technical field especially relates to a multistage sieving mechanism for building rubbish is selected separately.
Background
The construction waste refers to the general name of dregs, waste concrete, waste bricks and stones and other wastes produced by people in the production activities of the construction industry such as demolition, construction, decoration and repair. The construction waste can be classified into engineering residue soil, decoration waste, demolition waste, engineering slurry and the like according to the production source; the construction waste can be classified according to composition, and can be classified into slag, concrete blocks, broken stone blocks, broken brick and tile blocks, waste mortar, slurry, asphalt blocks, waste plastics, waste metals, waste bamboo and wood and the like, different materials have different recycling values and applications, and the construction waste needs to be classified for efficient treatment and resource recycling of the construction waste.
In the process of manufacturing the water permeable brick by recycling the construction wastes, a jaw crusher or a pulverizer is generally adopted to crush the construction materials and then transfer the construction materials to a brick making process, but the crushed construction wastes have different particle sizes and the quality of the finished product of the water permeable brick is greatly influenced by the existence of other construction wastes such as asphalt blocks, waste plastics, waste metals, waste bamboo wood and other different material mixtures. At present, no special equipment is available for sorting the size and the category of the construction waste.
Chinese patent No. 201310220669.7 discloses a construction waste sorting machine and a sorting system thereof, which utilize eccentricity, vertical straight line jumping and dead weight to achieve the purpose of automatically sorting bricks and concrete. This patent still does not sort brick material and concrete size, and also can't sort out other building rubbish such as different materials such as pitch piece, waste plastics, useless metal, useless bamboo wood.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a multistage sieving mechanism for building rubbish is selected separately, smash the size that is fit for processing the brick that permeates water with building rubbish's particle size to get rid of other building rubbish such as pitch piece, waste plastics, scrap metal, useless bamboo wood, thereby guaranteed the finished product quality of the brick that permeates water.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A multi-stage screening device for sorting construction wastes comprises a screening mechanism, a flotation mechanism and a hammering mechanism, wherein the screening mechanism comprises a vibrating screen body, a driving unit and a feeding channel, the vibrating screen body is arranged at a certain angle with a horizontal plane, and comprises a top-layer screen arranged at the upper part, a middle screen arranged at the middle part and a bottom-layer screen arranged at the bottom part;
One end of the high position of the top layer sieve is communicated with a feeding channel, the discharge hole is communicated with a hammering channel, and the outlet of the hammering channel is communicated with the feeding hole of the hammering mechanism; a discharge port of the hammering mechanism is provided with a conveyor belt, and the discharge port of the conveyor belt is connected with a feed back channel leading to a feed inlet of the top-layer sieve; the peripheral space at one end of the middle screen at the high position and the peripheral space at one end of the bottom screen at the high position are closed, one end of the middle screen at the low position is communicated with a warehouse inlet channel, and the warehouse inlet channel is communicated with a material warehouse; one end of the lower part of the bottom screen is communicated with a flotation mechanism through a flotation feed channel.
In the multistage screening device for sorting the construction wastes, the flotation mechanism comprises a spiral conveying unit and a water tank which are used for flotation operation; the spiral conveying unit is obliquely immersed in the water tank, and a discharge port of the spiral conveying unit is connected with a floating material separation channel leading to the material warehouse; and the feeding channel, the hammering channel, the flotation feeding channel and the warehouse inlet channel are all provided with power conveying mechanisms.
In the multistage screening device for sorting the construction waste, the grain diameter of the construction waste leaked from the bottom screen is less than 10 mm; the particle sizes of the construction waste leaked from the middle screen are respectively 10-30 mm; the particle size of the construction waste leaked from the top screen is larger than 30 mm.
In the multistage screening device for sorting the construction waste, the grain diameter of the construction waste leaked from the bottom screen is less than 10 mm; the middle screen comprises two layers, and the particle sizes of the building garbage leaked under the middle screen are respectively 10-20 mm and 20-30 mm; the particle size of the construction waste leaked from the top screen is larger than 30 mm.
Among the above-mentioned multistage sieving mechanism for construction waste selects separately, the shale shaker body is 15 ~ 25 with the horizontal plane contained angle.
In the multistage screening device for sorting the construction waste, the inclination angle of the spiral conveying unit is 20-50 degrees.
In the multistage screening device for building garbage sorting, the discharging port of the hammering mechanism is provided with the magnetic adsorption iron removal mechanism.
Adopt the utility model discloses the beneficial effect who produces does:
1. The crushed construction waste is screened by a multistage vibrating screen, bottom particles suitable for producing water permeable bricks directly enter a material warehouse for use in a production link, large particles which are not screened at the top layer of the vibrating screen are further crushed, an iron remover is adopted to remove waste metals in the large particles, then the large particles are screened by the vibrating screen again, the construction waste particles intercepted by the middle layer of the vibrating screen enter a flotation mechanism to remove the waste such as asphalt blocks, waste plastics, waste bamboo wood and the like in the large particles, and then the construction waste particles are fed into the material warehouse for use in the production link. The construction waste treated by the process has uniform particle size distribution and greatly reduced impurities, thereby ensuring the high quality of the water permeable brick finished product.
2. The utility model discloses other rubbish of sorting out can be very conveniently further processed and utilized after collecting like pitch piece, waste plastics, scrap metal, useless bamboo wood etc. has improved construction waste's utilization ratio by a wide margin.
3. The utility model discloses the operation implementation in-process, the construction waste is whole to be handled in the confined environment, and the raise dust problem that has significantly reduced can not cause secondary pollution to the environment, and easy operation, easy to carry out.
4. The shale shaker filters step by step, when guaranteeing that screening particle size meets the requirements, has prevented to use the jam problem that single-stage screening building rubbish caused, has improved the screening efficiency greatly.
Drawings
Fig. 1 is a schematic view of the structure principle of the present invention.
FIG. 2 is a schematic view of the layout structure of the water tank and the packing auger of the flotation machine of the present invention;
FIG. 3 is a schematic view of the cross section of the water tank and the auger blade in the embodiment.
In the figure: 3-water; 7-groove bottom; 8-blade; 9-a rotating shaft; 10-a discharge hole; 14-a scaffold; 18-a power plant; 21-side groove edge; 101-a hammering mechanism; 102-a deironing mechanism; 103-a conveyor belt; 201-vibrating screen body; 202-a feed back channel; 203-a drive unit; 204-a feed channel; 205-hammer the channel; 206-a flotation feed channel; 207-warehouse entry channel; 208-top screen; 209-intermediate screen; 210-bottom screen; 301-a screw conveying unit; 302-a water tank; 303-floating a material channel; 401-stock house.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1, the utility model provides a multistage screening device for building rubbish sorting, which comprises a screening mechanism, a flotation mechanism, a hammering mechanism 101, an iron removing mechanism 102 and a material warehouse 401; the screening mechanism comprises a vibrating screen body 201, a driving unit 203 and a feeding channel 204, wherein the vibrating screen body 201 is arranged at a certain angle with the horizontal plane, and the vibrating screen body 201 comprises a top screen 208 arranged at the upper part, a middle screen 209 arranged at the middle part and a bottom screen 210 arranged at the bottom part; one end of the top layer sieve 208 at the high position is communicated with a feeding channel 204, and a discharging hole is communicated with a hammering channel 205; the peripheral space of the upper end of the middle screen 209 and the bottom screen 210 is closed, the lower end is respectively communicated with a flotation feeding channel 206 and a storage channel 207, and the storage channel 207 is communicated with a material storage 401.
The crushed construction waste is screened by a multistage vibrating screen, bottom particles which are suitable for producing water permeable bricks directly enter a material warehouse for use in a production link, large particles which are not screened at the top layer of the vibrating screen are further crushed, an iron remover is adopted to remove waste metals in the large particles, and then the large particles are screened by the vibrating screen again, the construction waste particles intercepted by the middle layer of the vibrating screen enter a flotation mechanism to remove waste such as asphalt blocks, waste plastics, waste bamboo wood and the like in the large particles, and then the construction waste particles are fed into the material warehouse for use in the production link. The construction waste treated by the process has uniform particle size distribution and greatly reduced impurities, thereby ensuring the high quality of the water permeable brick finished product.
The outlet of the hammering channel 205 is communicated with the feed inlet of the hammering mechanism 101; a discharge hole of the hammering mechanism 101 is provided with a conveyor belt 103, the iron removing mechanism 102 is arranged on the conveyor belt 103, and a discharge hole of the conveyor belt 103 is connected with a feed back channel 202 leading to a feed inlet of a top-layer screen 208; the outlet of the flotation feed channel 206 is connected to the flotation mechanism.
The flotation mechanism comprises an obliquely arranged water tank 302 and a spiral conveying unit 301 arranged inside the water tank 302. The water tank 302 is in a long strip shape, the tank bottom 7 is arranged in an inclined mode, the discharge hole 10 is arranged below the tank bottom 7 in a close mode, water 3 is contained in the water tank 302, and the height of the water surface is lower than that of the discharge hole 10, so that materials at the discharge hole 10 enter the next link after being drained. The utility model discloses other rubbish of sorting out can be very conveniently further processed and utilized after collecting like pitch piece, waste plastics, scrap metal, useless bamboo wood etc. has improved construction waste's utilization ratio greatly.
The spiral conveying unit 301 is obliquely immersed in the water tank 302, and a discharging port of the spiral conveying unit 301 is connected with a floating material discharging channel 303 leading to a material storage 401. The utility model discloses the operation implementation in-process, the construction waste is whole to be handled in the confined environment, and the raise dust problem that has significantly reduced can not cause secondary pollution to the environment, and easy operation, easy to carry out.
The feed channel 204, the hammer channel 205, the flotation feed channel 206 and the warehouse channel 207 are all provided with a power conveying mechanism. The power mechanism can adopt a belt conveying mechanism or a sealed auger conveying mechanism which are commonly used in engineering, and is determined according to actual conditions.
The particle size of the construction waste leaked from the bottom screen 210 is less than 10 mm; the particle sizes of the construction waste leaked from the middle screen 209 are respectively 10-30 mm; the middle screen 209 can also comprise two layers, and the particle sizes of the construction waste leaked through the middle screen are respectively 10-20 mm and 20-30 mm; the particle size of the construction waste leaked by the top layer screen 208 is larger than 30 mm. The shale shaker filters step by step, when guaranteeing that screening particle size meets the requirements, has prevented to use the jam problem that single-stage screening building rubbish caused, has improved the screening efficiency greatly.
The vibrating screen 201 and the horizontal plane include an included angle of 15-25 degrees.
The inclination angle of the spiral conveying unit 301 is 20-50 degrees.
Referring to fig. 2, the screw conveying unit 301 includes a power device 18, a rotating shaft 9, and a blade 8. The screw conveyor unit 301 is divided into horizontal conveyance, inclined conveyance, and vertical conveyance according to the working mode, and the working distance can reach several tens of meters. The working principle is that when the rotating shaft 9 rotates, the materials move forwards along the bottom of the conveyor under the pushing of the blades 8 by means of the gravity of the materials and the friction force generated between the materials and the wall of the groove body, and the rotating spiral blades push the materials to convey the materials.
The utility model discloses a spiral delivery unit 301 pivot 9 is on a parallel with tank bottom 7 setting, and power device 18 includes motor and reduction gear. Under the action of the power device 18, the materials are conveyed to the upper discharge port 10 by the spiral conveying unit 301 and conveyed to the next working procedure through a floating material separation channel 303 arranged at the lower end of the discharge port. In order to prevent the water in the tank from flowing out through the gap of the rotating shaft, the rotating shaft 9 is provided with a commercially available rotary sealing ring, which belongs to one type of dynamic seal and consists of a sliding ring filled with polytetrafluoroethylene and a rubber O-shaped sealing ring providing elasticity, is used for sealing a rotating rod or shaft and can bear certain lateral pressure.
Generally, the crushed construction waste powder comprises heavy crushed stone, crushed brick material, soil, light plastic, wood dust and the like, and the soil, the light plastic and the wood dust need to be removed in the raw material screening step in the preparation of the water permeable brick, so that the quality of the finished pressed brick in the later period can be ensured. In fig. 1, when a mixture containing light materials and heavy materials enters the front end (i.e., the feeding end) of the spiral conveying unit 301 arranged below the water surface, the mixture is conveyed to the rear end (i.e., the discharging end) of the spiral conveying unit 301 through the rotation and friction of the blades of the spiral conveying unit 301, wherein the light materials are scattered and float in the water surface under the stirring effect, so that manual or mechanical cleaning is conveniently realized, the heavy materials are conveyed to the conveying belt below the discharging port under the effect of the spiral conveying unit 301 and conveyed to the next link, because the height of the discharging port 10 is higher than the water surface in the tank, the spiral conveying unit 301 is longer, the water-containing materials are actually in a draining state at the rear end of the spiral conveying unit 301, and the water content of the materials reaching the discharging port can be effectively reduced. In addition, the soil mixed in the construction waste is dissolved in water, so that the components of the materials leaked from the discharge port are all required crushed materials, crushed brick materials and the like, and the quality of the pressed brick product is ensured. The muddy water in the tank can be changed periodically according to the turbidity condition, and the water can be pumped out and changed by a water pump when the water is changed.
As shown in fig. 2 and 3, the bottom 7 of the entire water tank 302 is fixed by the bracket 14, and the power unit 18 is mounted on the fixed base. The inclination angle of the rotating shaft 9 of the screw conveying unit 301 is 20-50 degrees, and the preferred inclination angle is 30 degrees
As shown in fig. 3, the water trough 302 is preferably semi-circular in cross-section with a radius that matches the dimensions of the blades of the auger unit 301. Compared with the traditional water tank with the square cross section, no dead angle is left at the bottom of the water tank in the rotary conveying process of the spiral conveying unit 301, and materials entering the water tank from the feeding hole can be conveyed to the discharging end by the spiral conveying unit 301. The distance between the blade and the bottom of the groove refers to the parameters of the conventional spiral conveying unit 301, so as to meet the requirement of conveying powder with conventional granularity.
The foregoing is a more detailed description of the present invention taken in conjunction with the accompanying drawings, which are not intended to limit the invention to the particular embodiments described herein. For those skilled in the art to which the invention pertains, equivalent substitutes or obvious modifications may be made without departing from the spirit of the invention, and the same properties or uses are deemed to be within the scope of the invention as determined by the claims as filed.
Claims (7)
1. The utility model provides a multistage sieving mechanism for building rubbish is selected separately which characterized in that: the device comprises a screening mechanism, a flotation mechanism and a hammering mechanism (101), wherein the screening mechanism comprises a vibrating screen body (201), a driving unit (203) and a feeding channel (204), the vibrating screen body (201) is arranged at a certain angle with the horizontal plane, the vibrating screen body (201) comprises a top layer screen (208) arranged at the upper part, a middle screen (209) arranged at the middle part and a bottom layer screen (210) arranged at the bottom part;
One end of the high position of the top layer screen (208) is communicated with a feeding channel (204), the discharge hole is communicated with a hammering channel (205), and the outlet of the hammering channel (205) is communicated with the feeding hole of the hammering mechanism (101); a discharge hole of the hammering mechanism (101) is provided with a conveyor belt (103), and the discharge hole of the conveyor belt (103) is connected with a feed back channel (202) leading to a feed inlet of a top layer screen (208); the peripheral space of the high ends of the middle screen (209) and the bottom screen (210) is closed, the low end of the middle screen (209) is communicated with the warehouse inlet channel (207), and the warehouse inlet channel (207) is communicated with the material warehouse (401); one end of the lower part of the bottom screen (210) is communicated with a flotation mechanism through a flotation feed channel (206).
2. The multistage screening apparatus for construction waste sorting of claim 1, wherein: the flotation mechanism comprises a spiral conveying unit (301) and a water tank (302) for flotation operation; the spiral conveying unit (301) is obliquely immersed in the water tank (302), and a discharge port of the spiral conveying unit (301) is connected with a floating material separating channel (303) leading to the material warehouse (401).
3. The multistage screening apparatus for construction waste sorting of claim 1, wherein: the particle size of the construction waste leaked by the bottom layer screen (210) is less than 10 mm; the particle sizes of the construction waste leaked from the intermediate screen (209) are respectively 10-30 mm; the particle size of the construction waste leaked from the top layer screen (208) is larger than 30 mm.
4. The multistage screening apparatus for construction waste sorting of claim 1, wherein: the particle size of the construction waste leaked by the bottom layer screen (210) is less than 10 mm; the middle screen (209) comprises two layers, and the particle sizes of the construction waste leaked through the middle screen are respectively 10-20 mm and 20-30 mm; the particle size of the construction waste leaked from the top layer screen (208) is larger than 30 mm.
5. The multistage screening apparatus for construction waste sorting of claim 1, wherein: the included angle between the vibrating screen body (201) and the horizontal plane is 15-25 degrees.
6. The multistage screening apparatus for construction waste sorting of claim 2, wherein: the inclination angle of the spiral conveying unit (301) is 20-50 degrees.
7. The multistage screening apparatus for construction waste sorting of claim 1, wherein: a magnetic adsorption iron removing mechanism (102) is arranged at the discharge outlet of the hammering mechanism (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921692902.0U CN211099534U (en) | 2019-10-11 | 2019-10-11 | A multistage sieving mechanism for construction waste selects separately |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921692902.0U CN211099534U (en) | 2019-10-11 | 2019-10-11 | A multistage sieving mechanism for construction waste selects separately |
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| CN211099534U true CN211099534U (en) | 2020-07-28 |
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| CN201921692902.0U Expired - Fee Related CN211099534U (en) | 2019-10-11 | 2019-10-11 | A multistage sieving mechanism for construction waste selects separately |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718183A (en) * | 2020-11-19 | 2021-04-30 | 青岛亿联建设集团股份有限公司 | Production equipment for preparing recycled building material from building waste |
| CN112871960A (en) * | 2020-12-29 | 2021-06-01 | 瑞泰科技股份有限公司湘潭分公司 | Method and device for recycling corundum from corundum core blank |
| CN112916195A (en) * | 2021-03-11 | 2021-06-08 | 重庆工程职业技术学院 | Coal mining washing equipment |
| CN116443501A (en) * | 2023-06-19 | 2023-07-18 | 江苏绿和环境科技有限公司 | Conveying device, construction waste sorting line and construction waste sorting method |
-
2019
- 2019-10-11 CN CN201921692902.0U patent/CN211099534U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718183A (en) * | 2020-11-19 | 2021-04-30 | 青岛亿联建设集团股份有限公司 | Production equipment for preparing recycled building material from building waste |
| CN112871960A (en) * | 2020-12-29 | 2021-06-01 | 瑞泰科技股份有限公司湘潭分公司 | Method and device for recycling corundum from corundum core blank |
| CN112871960B (en) * | 2020-12-29 | 2022-05-06 | 瑞泰科技股份有限公司湘潭分公司 | Method and device for recycling corundum from corundum core blank |
| CN112916195A (en) * | 2021-03-11 | 2021-06-08 | 重庆工程职业技术学院 | Coal mining washing equipment |
| CN116443501A (en) * | 2023-06-19 | 2023-07-18 | 江苏绿和环境科技有限公司 | Conveying device, construction waste sorting line and construction waste sorting method |
| CN116443501B (en) * | 2023-06-19 | 2023-08-29 | 江苏绿和环境科技有限公司 | Conveying device, construction waste sorting line and construction waste sorting method |
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Granted publication date: 20200728 |