CN219559746U - Device for preparing fine aggregate from building waste materials - Google Patents
Device for preparing fine aggregate from building waste materials Download PDFInfo
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- CN219559746U CN219559746U CN202222574265.5U CN202222574265U CN219559746U CN 219559746 U CN219559746 U CN 219559746U CN 202222574265 U CN202222574265 U CN 202222574265U CN 219559746 U CN219559746 U CN 219559746U
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- 239000002699 waste material Substances 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 82
- 238000012216 screening Methods 0.000 claims abstract description 69
- 238000010276 construction Methods 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 29
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000004567 concrete Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Disintegrating Or Milling (AREA)
Abstract
The utility model discloses a device for preparing fine aggregate from building waste materials, which comprises a device body, wherein the device body is divided into a feeding bin, a crushing bin and a screening bin from top to bottom; the feeding bin is funnel-shaped, a crushing mechanism is transversely arranged in the feeding bin, one end of the crushing mechanism penetrates through the side wall of the crushing bin, and a motor is fixedly connected with the crushing mechanism; the lower end of the crushing bin is fixedly connected with a first screen; a screening mechanism is arranged in the screening bin and is symmetrically and obliquely arranged relative to the vertical plane where the symmetry line of the screening bin is positioned; the lower end of the screening mechanism is communicated with a circulating mechanism through a discharging pipe; the circulating mechanism is symmetrically arranged relative to the vertical plane where the symmetry line of the device body is located, and the upper end of the circulating mechanism is communicated with the feeding bin; the lower ends of the circulating mechanisms are communicated with a feed hopper with a sealing cover; a discharge hole is formed in the bottom surface of the screening bin; the utility model recovers the construction waste material and prepares the construction waste material into fine aggregate.
Description
Technical Field
The utility model relates to the field of building waste recovery, in particular to a device for preparing fine aggregate from building waste materials.
Background
The building waste material refers to the general name of dregs, waste concrete, waste masonry and other wastes generated by people in the production activities of construction industries such as removal, construction, decoration, repair and the like. Classifying the construction waste according to the generation sources, wherein the construction waste can be divided into engineering residue soil, decoration waste, removing waste, engineering slurry and the like; the construction waste can be classified according to the composition, and can be divided into slag soil, concrete blocks, crushed stone blocks, brick and tile fragments, waste mortar, slurry, asphalt blocks, waste plastics, waste metals, waste bamboo and wood and the like. The construction waste material can be recycled, and the construction waste material is crushed to prepare coarse aggregate and fine aggregate in the concrete for construction, wherein the fine aggregate is aggregate with relatively small diameter. A granular loose material in the concrete that acts as a skeleton or filler. Aggregate having a particle diameter of 4.75mm or less is called fine aggregate. Coarse aggregate means that in concrete, sand and stone play a skeletal role, called aggregate or aggregate, wherein aggregate with a grain size of more than 5mm is called coarse aggregate. The uniformity of fine aggregate particles prepared by the existing device for preparing the fine aggregate from the building waste materials is poor, coarse aggregate is doped in the fine aggregate, so that the performance of concrete prepared from the fine aggregate is poor, the building construction requirements cannot be met, the existing market acceptance degree after recycling the building waste materials is poor, and great difficulty is brought to building waste material recycling enterprises.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a device for preparing fine aggregate from building waste materials, which is used for recycling the building waste materials, preparing the fine aggregate and ensuring the processing quality of the fine aggregate.
The aim of the utility model is realized by the following technical scheme: the device for preparing the fine aggregate from the building waste material comprises a device body and a crushing mechanism, wherein the device body is divided into a feeding bin, a crushing bin and a screening bin from top to bottom; the feeding bin is funnel-shaped, and the lower end of the feeding bin is communicated with the upper end of the feeding bin; the feeding bin is internally and transversely provided with a crushing mechanism, one end of the crushing mechanism is rotationally connected with the side wall of the crushing bin, the other end of the crushing mechanism penetrates through the side wall of the crushing bin and is fixedly connected with a motor, and the motor is fixedly connected with the outer wall of the crushing bin; the lower end of the crushing bin is fixedly connected with a first screen; the lower end of the crushing bin is communicated with a screening bin, and a screening mechanism is arranged in the screening bin; the screening mechanism is obliquely arranged; the screening mechanism is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin is positioned; the lower ends of the screening mechanisms are communicated with discharge pipes, and the discharge pipes are communicated with a circulating mechanism; the circulating mechanism is arranged outside the device body, is symmetrically arranged relative to the vertical plane where the symmetry line of the device body is positioned, the upper end of the circulating mechanism is communicated with the feeding bin, and is fixedly connected with the side wall of the device body through a connecting plate; the lower ends of the circulating mechanisms are all communicated with a feed hopper, and the upper ends of the feed hopper are all fixedly connected with sealing covers; and a discharge hole is formed in the bottom surface of the screening bin.
Through the scheme, the circulating mechanism is charged through the feeding hopper, so that the aggregates are conveyed into the feeding bin and enter the crushing bin for crushing, the crushed aggregates are subjected to primary screening through the first screen and are close to the position of the crushing mechanism, the aggregates which do not pass through the first screen are fixed and ground), the aggregates subjected to primary screening are subjected to multistage screening through the screening mechanism, and the blocking probability in the screening process is reduced; the materials which meet the production standard are discharged and collected through the discharge hole, and the materials which do not meet the production standard enter the circulating mechanism and are newly thrown into the feeding bin.
Preferably, the upper end of smashing the storehouse is equipped with the storehouse lid, the one end embedding seal groove of storehouse lid is in, the seal groove is semi-circular, the seal groove set up in smash the upper end in storehouse, the top surface fixedly connected with pneumatic cylinder of storehouse lid, the pneumatic cylinder with the lateral wall fixed connection of device body.
Through the scheme, the setting of storehouse lid is convenient for to the shredding mechanism maintains, the setting of hydraulic pump is convenient for the removal of storehouse lid need not the manual handling, labour saving and time saving.
Preferably, the top surface of the bin cover is abutted to a dust removing box, the bottom surface of the dust removing box is fixedly connected with a box cover, absorption liquid is contained in the dust removing box, the dust removing box is connected with a dust suction pump through a pipeline, the dust suction pump is communicated with the bin cover through a dust suction pipe, and the lower end of the pipeline is immersed into the absorption liquid; the upper end of the box cover is communicated with an air outlet pipe, the upper end of the air outlet pipe is funnel-shaped, and a sealing ball is arranged in the air outlet pipe.
Through above-mentioned scheme, the setting of dust removal case will smash the dust that the waste material produced and detach, prevents that it from flying into the air, influences air quality.
Preferably, the crushing mechanism comprises two crushing rollers, crushing teeth are fixedly connected to the surfaces of the crushing rollers, one end of each crushing roller is rotatably connected with the side wall of the crushing bin, the other end of each crushing roller penetrates through the side wall of the crushing bin and is fixedly connected with a motor, and the motor is fixedly connected with the side wall of the crushing bin.
Through the scheme, the crushing roller rotates under the drive of the motor, so that the crushing teeth crush the waste.
Preferably, the inner wall of the crushing bin is fixedly connected with a flow guide block, and the flow guide block is symmetrically arranged relative to the vertical plane where the symmetry line of the crushing bin is positioned; the inner wall of the flow guide block is of a curved surface structure, and the curved surface of the curved surface structure is matched with the curved surface of the crushing roller; the lower end of the flow guide block is abutted against the first screen.
Through the scheme, the flow guide block reduces the aggregate circulation space, so that the aggregate is fully contacted with the crushing roller and is fully crushed.
Preferably, the circulating mechanism comprises a circulating box, the side wall of the circulating box is fixedly connected with the side wall of the device body through a connecting plate, an auger is arranged in the circulating box, the lower end of the auger is rotationally connected with the bottom surface of the circulating box, the upper end of the auger penetrates through the top surface of the circulating box and is fixedly connected with a second motor, and the second motor is fixedly connected with the top surface of the circulating box; the lower end of the circulating box is communicated with the feed hopper; the lower end of the circulation box is communicated with the screening mechanism.
Through the scheme, the auger conveys the aggregate which is screened by the screening mechanism and does not meet the production standard and the aggregate added by the feed hopper to the upper end of the circulation box, and the aggregate is put into the feed bin for re-crushing.
Preferably, the screening mechanism comprises a mounting plate, the upper end of the mounting plate is fixedly connected with the first screen, and the lower end of the mounting plate is fixedly connected with the bottom surface of the screening bin; the mounting plate is fixedly connected with a second screen and a third screen from top to bottom, and the second screen and the third screen are symmetrically arranged relative to the vertical plane where the symmetry line of the mounting plate is positioned; the second screen mesh and the third screen mesh are obliquely arranged, the lower end of the second screen mesh is communicated with a primary discharge pipe, and one end of the primary discharge pipe, which is far away from the device body, is communicated with the circulation box; the lower extreme intercommunication of third screen cloth has the second grade discharging pipe, the second grade discharging pipe keep away from the one end of device body with circulation case intercommunication.
Through the scheme, the apertures of the first screen, the second screen and the third screen are reduced step by step, and the fine aggregate screened by the three-stage screen meets the production standard, so that the particle size of the fine aggregate is ensured to be lower than 4.75mm; meanwhile, the multi-stage screening effectively reduces the blocking probability of the screen.
Preferably, the upper end of the discharge hole is abutted with a drainage plate, the drainage plate is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin is located, and the upper end of the drainage plate is fixedly connected with the inner wall of the screening bin; the bottom surface of screening storehouse fixedly connected with moving mechanism.
Through the scheme, the fine aggregate which accords with the production standard after screening is drained to the upper end of the discharge hole through the arrangement of the drainage plate, and the screened fine aggregate is completely discharged out of the device body to be collected and used.
Preferably, the moving mechanism comprises a connecting block, the connecting block is fixedly connected with the bottom surface of the screening bin, and the lower end of the connecting block is fixedly connected with a roller.
Through above-mentioned scheme, the setting of gyro wheel is convenient for the removal of device body can remove according to the production demand, brings convenience for production.
The beneficial effects of the utility model are as follows: the utility model processes the construction waste material to generate fine aggregate; in the production process of the fine aggregate, the quality of the fine aggregate is ensured through multi-stage screening, and meanwhile, the screen blocking probability is reduced; the hydraulic cylinder and the bin cover are arranged, so that the crushing mechanism is convenient to maintain; the circulation mechanism is arranged, so that the aggregate which does not reach the standard is conveniently crushed from the new input into the crushing bin, manual conveying is not needed, and the reprocessing efficiency is improved; the arrangement of the feed hopper is convenient for adding the building waste materials.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic view of the structure of the air outlet pipe;
in the figure, 1-device body, 2-crushing bin, 3-feeding bin, 4-screening bin, 5-crushing mechanism, 6-diversion block, 7-second screen, 8-third screen, 9-diversion plate, 10-discharge port, 11-moving mechanism, 12-dust removal box, 13-dust suction pump, 14-outlet pipe, 15-sealing ball, 16-circulating mechanism, 17-second motor, 18-feed hopper, 19-first screen, 20-connecting plate, 21-first-stage discharge pipe, 22-second-stage discharge pipe and 23-hydraulic cylinder.
Detailed Description
The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.
As shown in fig. 1-3, the device for preparing the fine aggregate from the construction waste material comprises a device body 1 and a crushing mechanism 5, wherein the device body 1 is divided into a feeding bin 3, a crushing bin 2 and a screening bin 4 from top to bottom; the feeding bin 3 is funnel-shaped, so that added building waste materials enter the position right above the crushing mechanism 5, and the lower end of the feeding bin 3 is communicated with the upper end of the feeding bin 3; the feeding bin 3 is internally and transversely provided with a crushing mechanism 5 for crushing building waste materials, one end of the crushing mechanism 5 is rotatably connected with the side wall of the crushing bin 2, the other end of the crushing mechanism 5 penetrates through the side wall of the crushing bin 2 and is fixedly connected with a motor, and the motor is fixedly connected with the outer wall of the crushing bin 2; the lower end of the crushing bin 2 is fixedly connected with a first screen 19, and crushed aggregate is subjected to preliminary screening; the lower end of the crushing bin 2 is communicated with a screening bin 4, a screening mechanism is arranged in the screening bin 4, grading screening is carried out along with the aggregate after primary screening, and the screening mechanism is obliquely arranged; the screening mechanism is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin 4 is positioned; the lower ends of the screening mechanisms are respectively communicated with a discharge pipe, and the discharge pipes are communicated with a circulating mechanism 16; the circulating mechanism 16 is arranged outside the device body 1, the circulating mechanism 16 is symmetrically arranged relative to the vertical plane where the symmetry line of the device body 1 is located, the upper end of the circulating mechanism 16 is communicated with the feeding bin 3, the circulating mechanism 16 is fixedly connected with the side wall of the device body 1 through a connecting plate 20, and the screened aggregate which does not meet the production standard is input into the crushing bin 2 again for crushing; the lower ends of the circulating mechanisms 16 are all communicated with a feed hopper 18, and the upper ends of the feed hopper 18 are all fixedly connected with sealing covers for adding building waste materials into the device body 1; the bottom surface of screening storehouse 4 is equipped with discharge gate 10.
Further, the upper end of smashing storehouse 2 is equipped with the storehouse lid, the one end embedding seal groove of storehouse lid is in, the seal groove is semi-circular, is convenient for with the storehouse lid is fixed, the seal groove set up in smashing the upper end of storehouse 2, the top surface fixedly connected with pneumatic cylinder 23 of storehouse lid, pneumatic cylinder 23 pass through the connecting rod with the lateral wall fixed connection of device body 1, pneumatic cylinder 23 is used for adjusting the position of storehouse lid.
Further, the top surface of the bin cover is abutted to a dust removing box 12, the bottom surface of the dust removing box 12 is fixedly connected with a box cover, absorption liquid is contained in the dust removing box 12, the dust removing box 12 is connected with a dust collecting pump 13 through a pipeline, the dust collecting pump 13 is communicated with the bin cover through a dust collecting pipe, the lower end of the pipeline is immersed into the absorption liquid, and the dust collecting pump 13 sucks dust generated in the crushing process into the dust removing box 12 for dust removal; the upper end of the box cover is communicated with an air outlet pipe 14, the upper end of the air outlet pipe 14 is funnel-shaped, a sealing ball 15 is arranged in the air outlet pipe 14, and the sealing ball 15 is flushed by the air to be exhausted for discharging the air.
Further, the crushing mechanism 5 comprises two crushing rollers, crushing teeth are fixedly connected to the surfaces of the crushing rollers, one end of each crushing roller is rotationally connected with the side wall of the crushing bin 2, the other end of each crushing roller penetrates through the side wall of the crushing bin 2 and is fixedly connected with a motor, the crushing teeth are driven by the motor to indirectly rotate with the crushing rollers to crush building waste materials, and the motor is fixedly connected with the side wall of the crushing bin 2.
Further, the inner wall of the crushing bin 2 is fixedly connected with a guide block 6, so that the building waste material is fully contacted with the crushing mechanism 5 for crushing; the guide blocks 6 are symmetrically arranged relative to the vertical plane where the symmetry line of the crushing bin 2 is positioned; the inner wall of the guide block 6 is of a curved surface structure, and the curved surface of the curved surface structure is matched with the curved surface of the crushing roller; the lower end of the flow guiding block 6 abuts against the first screen 19.
Further, the circulation mechanism 16 includes a circulation box, a side wall of the circulation box is fixedly connected with a side wall of the device body 1 through a connecting plate 20, an auger is arranged in the circulation box, a lower end of the auger is rotatably connected with a bottom surface of the circulation box, an upper end of the auger penetrates through a top surface of the circulation box and is fixedly connected with a second motor 17, the second motor 17 is fixedly connected with the top surface of the circulation box, and the second motor 17 drives the auger to rotate so as to transport aggregate from the lower end of the device body 1 to the upper end of the device body 1; the lower end of the circulation box is communicated with the feed hopper 18, and building waste materials are added; the lower end of the circulation box is communicated with the screening mechanism.
Further, the screening mechanism comprises a mounting plate, the upper end of the mounting plate is fixedly connected with the first screen 19, and the lower end of the mounting plate is fixedly connected with the bottom surface of the screening bin 4; the mounting plate is fixedly connected with a second screen 7 and a third screen 8 from top to bottom, and the crushed aggregate is subjected to multistage screening; the second screen 7 and the third screen 8 are symmetrically arranged relative to the vertical plane where the symmetry line of the mounting plate is; the second screen 7 and the third screen 8 are obliquely arranged, so that aggregates can enter the circulation mechanism 16 conveniently; the lower end of the second screen 7 is communicated with a primary discharge pipe 21, and one end of the primary discharge pipe 21, which is far away from the device body 1, is communicated with the circulation box; the lower extreme intercommunication of third screen cloth 8 has second grade discharging pipe 22, second grade discharging pipe 22 keep away from the one end of device body 1 with the circulation box intercommunication.
Further, the upper end of the discharge hole 10 is abutted with a drainage plate 9, fine aggregate conforming to the standard is drained to the upper end of the discharge hole 10, the screened fine aggregate is completely discharged out of the device body 1, the drainage plate 9 is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin 4 is located, and the upper end of the drainage plate 9 is fixedly connected with the inner wall of the screening bin 4; the bottom surface of screening storehouse 4 fixedly connected with moving mechanism 11.
Further, the moving mechanism 11 comprises a connecting block, the connecting block is fixedly connected with the bottom surface of the screening bin 4, and the lower end of the connecting block is fixedly connected with a roller, so that the device body 1 can be moved conveniently according to production requirements.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (9)
1. The utility model provides a device of building waste material preparation fine aggregate, includes device body (1), crushing mechanism (5), its characterized in that: the device body (1) is divided into a feeding bin (3), a crushing bin (2) and a screening bin (4) from top to bottom; the feeding bin (3) is funnel-shaped, and the lower end of the feeding bin (3) is communicated with the upper end of the feeding bin (3); a crushing mechanism (5) is transversely arranged in the feeding bin (3), one end of the crushing mechanism (5) is rotationally connected with the side wall of the crushing bin (2), the other end of the crushing mechanism (5) penetrates through the side wall of the crushing bin (2) and is fixedly connected with a motor, and the motor is fixedly connected with the outer wall of the crushing bin (2); the lower end of the crushing bin (2) is fixedly connected with a first screen (19); the lower end of the crushing bin (2) is communicated with a screening bin (4), and a screening mechanism is arranged in the screening bin (4); the screening mechanism comprises a multi-stage screen, the grain diameter of the screen at the last stage is smaller than 4.75mm, and the screening mechanism is obliquely arranged; the screening mechanism is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin (4) is positioned; the lower ends of the screening mechanisms are respectively communicated with a discharging pipe, and the discharging pipes are communicated with a circulating mechanism (16); the circulating mechanism (16) is arranged outside the device body (1), the circulating mechanism (16) is symmetrically arranged relative to the vertical plane where the symmetry line of the device body (1) is located, the upper end of the circulating mechanism (16) is communicated with the feeding bin (3), and the circulating mechanism (16) is fixedly connected with the side wall of the device body (1) through a connecting plate (20); the lower ends of the circulating mechanisms (16) are respectively communicated with a feed hopper (18), and the upper ends of the feed hoppers (18) are respectively fixedly connected with a sealing cover; the bottom surface of screening storehouse (4) is equipped with discharge gate (10).
2. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 1, wherein: the upper end of smashing storehouse (2) is equipped with the storehouse lid, the one end embedding seal groove of storehouse lid is in, the seal groove is semi-circular, the seal groove set up in smash the upper end of storehouse (2), the top surface fixedly connected with pneumatic cylinder (23) of storehouse lid, pneumatic cylinder (23) with the lateral wall fixed connection of device body (1).
3. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 2, wherein: the top surface of the bin cover is abutted to a dust removing box (12), the bottom surface of the dust removing box (12) is fixedly connected with a box cover, absorption liquid is contained in the dust removing box (12), the dust removing box (12) is connected with a dust suction pump (13) through a pipeline, the dust suction pump (13) is communicated with the bin cover through a dust suction pipe, and the lower end of the pipeline is immersed into the absorption liquid; the upper end of the box cover is communicated with an air outlet pipe (14), the upper end of the air outlet pipe (14) is funnel-shaped, and a sealing ball (15) is arranged in the air outlet pipe (14).
4. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 1, wherein: the crushing mechanism (5) comprises two crushing rollers, crushing teeth are fixedly connected to the surfaces of the crushing rollers, one end of each crushing roller is rotatably connected with the side wall of the crushing bin (2), the other end of each crushing roller penetrates through the side wall of the crushing bin (2), and is fixedly connected with a motor, and the motor is fixedly connected with the side wall of the crushing bin (2).
5. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 4, wherein: the inner wall of the crushing bin (2) is fixedly connected with a guide block (6), and the guide block (6) is symmetrically arranged relative to the vertical plane where the symmetry line of the crushing bin (2) is positioned; the inner wall of the guide block (6) is of a curved surface structure, and the curved surface of the curved surface structure is matched with the curved surface of the crushing roller; the lower end of the flow guide block (6) is abutted against the first screen (19).
6. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 1, wherein: the circulating mechanism (16) comprises a circulating box, the side wall of the circulating box is fixedly connected with the side wall of the device body (1) through a connecting plate (20), an auger is arranged in the circulating box, the lower end of the auger is rotationally connected with the bottom surface of the circulating box, the upper end of the auger penetrates through the top surface of the circulating box and is fixedly connected with a second motor (17), and the second motor (17) is fixedly connected with the top surface of the circulating box; the lower end of the circulating box is communicated with the feed hopper (18); the lower end of the circulation box is communicated with the screening mechanism.
7. The apparatus for preparing fine aggregate from construction waste material as set forth in claim 6, wherein: the screening mechanism comprises a mounting plate, the upper end of the mounting plate is fixedly connected with the first screen (19), and the lower end of the mounting plate is fixedly connected with the bottom surface of the screening bin (4); the mounting plate is fixedly connected with a second screen (7) and a third screen (8) from top to bottom, and the second screen (7) and the third screen (8) are symmetrically arranged relative to the vertical plane where the symmetry line of the mounting plate is located; the second screen (7) and the third screen (8) are obliquely arranged, a first-stage discharging pipe (21) is communicated with the lower end of the second screen (7), and one end of the first-stage discharging pipe (21), which is far away from the device body (1), is communicated with the circulation box; the lower extreme intercommunication of third screen cloth (8) has second grade discharging pipe (22), second grade discharging pipe (22) keep away from the one end of device body (1) with the circulation case intercommunication.
8. An apparatus for preparing fine aggregate from construction waste material as set forth in claim 1, wherein: the upper end of the discharge hole (10) is abutted with a drainage plate (9), the drainage plate (9) is symmetrically arranged relative to the vertical plane where the symmetry line of the screening bin (4) is located, and the upper end of the drainage plate (9) is fixedly connected with the inner wall of the screening bin (4); the bottom surface of screening storehouse (4) fixedly connected with moving mechanism (11).
9. The apparatus for preparing fine aggregate from construction waste material as set forth in claim 8, wherein: the moving mechanism (11) comprises a connecting block, the connecting block is fixedly connected with the bottom surface of the screening bin (4), and the lower end of the connecting block is fixedly connected with a roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222574265.5U CN219559746U (en) | 2022-09-27 | 2022-09-27 | Device for preparing fine aggregate from building waste materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222574265.5U CN219559746U (en) | 2022-09-27 | 2022-09-27 | Device for preparing fine aggregate from building waste materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219559746U true CN219559746U (en) | 2023-08-22 |
Family
ID=87668099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222574265.5U Active CN219559746U (en) | 2022-09-27 | 2022-09-27 | Device for preparing fine aggregate from building waste materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219559746U (en) |
-
2022
- 2022-09-27 CN CN202222574265.5U patent/CN219559746U/en active Active
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