CN220387118U

CN220387118U - Regenerated fine aggregate particle screening mechanism

Info

Publication number: CN220387118U
Application number: CN202321923597.8U
Authority: CN
Inventors: 钟莹超
Original assignee: Weifang Wandeshun Building Materials Co ltd
Current assignee: Weifang Wandeshun Building Materials Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-01-26
Anticipated expiration: 2033-07-20

Abstract

The utility model relates to the technical field of recycled aggregate screening, in particular to a recycled fine aggregate particle screening mechanism which is convenient for primary screening of aggregates, regrinding of larger aggregates, improving screening quality and efficiency and adjusting the angle of a screen plate; the conveying mechanism comprises a first conveying belt, a first support, a feeding hopper, a second conveying belt, a second support and a discharging hopper, wherein the first conveying belt is arranged on the first support; still include preliminary screening mechanism, crushing mechanism, screening mechanism, actuating mechanism and adjustment mechanism, preliminary screening mechanism installs on first support, and crushing mechanism is connected with preliminary screening mechanism.

Description

Regenerated fine aggregate particle screening mechanism

Technical Field

The utility model relates to the technical field of recycled aggregate screening, in particular to a recycled fine aggregate particle screening mechanism.

Background

The recycled aggregate is concrete recycled aggregate, and influences the environment under the condition that the construction waste is produced in a large quantity, so that the recycled aggregate is aggregate particles formed by crushing and screening waste concrete, mineral resource development can be saved, and environmental protection is formed.

In the screening technology of the existing recycled aggregate, for example, in the prior art with the application number of CN202222997720.2, the recycled aggregate is crushed through mutual extrusion of two crushing rollers and a fixed crushing roller, the crushed recycled aggregate can be fully guided into a screen plate by a material guide plate to be screened, the crushed recycled aggregate is screened by a three-stage screen plate, the large-particle aggregate is trapped by a first screen plate, the slightly large-particle aggregate is trapped by a second screen plate, the particle aggregate is trapped by a third screen plate, the powdery granular aggregate enters a collecting groove below to be collected and directly recycled, the first screen plate and the second screen plate can be detached, the trapped particle aggregate is sent into a crushing box again to be crushed again, and the crushing efficiency of the aggregate is improved.

When the crushing is not thorough, larger aggregate can be generated, and if the direct screening is not selected, the quality of the aggregate can be influenced, and the quality of screening is influenced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the regenerated fine aggregate particle screening mechanism which is convenient for primary screening of aggregates, regrinding of larger aggregates, improving screening quality and efficiency and adjusting the angle of a screen plate.

The utility model relates to a regenerated fine aggregate particle screening mechanism, which comprises a conveying mechanism, wherein the conveying mechanism comprises a first conveying belt, a first bracket, a feeding hopper, a second conveying belt, a second bracket and a discharging hopper, the first conveying belt is arranged on the first bracket, the feeding hopper is arranged on the first bracket, the second conveying belt is arranged on the second bracket, the second conveying belt is positioned at the tail end of the first conveying belt, and the discharging hopper is arranged at the tail end of the second conveying belt; the device also comprises a primary screening mechanism, a crushing mechanism, a screening mechanism, a driving mechanism and an adjusting mechanism, wherein the primary screening mechanism is arranged on the first bracket, the crushing mechanism is connected with the primary screening mechanism, the screening mechanism is arranged at the bottom end of the blanking hopper, the driving mechanism is arranged on the screening mechanism, and the adjusting mechanism is arranged on the screening mechanism; preliminary large-scale screening is carried out on large aggregate through the preliminary screening mechanism, the large blocks screened out by the preliminary screening mechanism are crushed through the crushing mechanism, the aggregate is screened in multiple levels through the screening mechanism, shaking power is provided for the screening mechanism through the driving mechanism, and the angle of the screening mechanism is adjusted through the adjusting mechanism.

Preferably, the conveyor comprises a conveyor mechanism, wherein the conveyor mechanism comprises a first conveyor belt, a first support, an upper hopper, a second conveyor belt, a second support and a lower hopper, the first conveyor belt is arranged on the first support, the upper hopper is arranged on the first support, the second conveyor belt is arranged on the second support, the second conveyor belt is positioned at the tail end of the first conveyor belt, and the lower hopper is arranged at the tail end of the second conveyor belt; firstly, pouring aggregate into a feeding hopper, then opening a first bracket to perform preliminary screening on the aggregate through a preliminary screening mechanism, enabling large aggregate to enter a crushing mechanism for crushing, conveying the small aggregate into a discharging hopper through a second conveying belt, and then dropping the aggregate onto the screening mechanism for screening through the discharging hopper.

Preferably, the crushing mechanism comprises a crushing box, a crushing roller and a first motor, wherein the crushing roller is rotatably arranged in the crushing box, the first motor is arranged on the side wall of the crushing box, the output end of the first motor is connected with the crushing roller, the bottom end of the crushing box is provided with a baffle, and the baffle is communicated with the screening mechanism and is not displayed; after large aggregate falls into the crushing box through the primary screening mechanism, the crushing roller is driven by opening the first motor to crush the aggregate, and then the aggregate is conveyed to the screening mechanism for screening through a baffle plate at the bottom of the crushing box.

Preferably, the primary screening mechanism comprises two mounting frames, a screening pipe, a fixed threaded rod and a nut, wherein one mounting frame is mounted on the first conveyor belt through a fixed bolt, the other first sliding groove is fixed on the crushing box through a bolt, the first sliding groove is formed in the mounting frame, the fixed threaded rod is mounted on the screening pipe, the screening pipe is slidably mounted on the mounting frame through the fixed threaded rod, and the nut is mounted on the fixed threaded rod; through screening pipe that is in slip on the installing frame, can adjust screening pipe interval, and then adjust preliminary screening's size, when the aggregate is transported to the screening pipe by first support, big then is blocked by the screening pipe and can not drop on the second conveyer belt, then gets into crushing case and smashes, and little then falls on the second conveyer belt, is sent screening mechanism and sieves.

Preferably, the screening mechanism comprises a track frame, a sliding mounting plate, a supporting rod, a screen box and screen plates, wherein the track frame is positioned at the bottom end of the blanking hopper, a second sliding chute is formed in the track frame, the sliding mounting plate is slidably mounted in the second sliding chute, the supporting rod is mounted on the sliding mounting plate, one end of the screen box is rotatably mounted on the supporting rod, the adjusting mechanism is mounted on the sliding mounting plate, the other end of the screen box is rotatably mounted on the adjusting mechanism, a plurality of screen plates are mounted in the screen box, and the screen holes of each screen plate are different in size; the screen box is driven to slide on the track frame through the driving of the driving mechanism, so that the screening effect is achieved, and the screening plates with different screen mesh sizes can be screened into aggregates with different sizes.

Preferably, the driving mechanism comprises a motor frame, a second motor, a rotary table and a connecting rod, wherein the motor frame is arranged on the track frame, the second motor is arranged on the motor frame, the rotary table is arranged at the output end of the motor frame, one end of the connecting rod is arranged on the rotary table in a non-concentric manner, and the other end of the connecting rod is rotatably arranged on the screen box; the second motor is turned on to drive the turntable to rotate, so that the connecting rod is driven to push and pull the connecting rod back and forth, the connecting rod slides on the track frame, and the screening purpose is achieved.

Preferably, the adjusting mechanism comprises a sliding cylinder, a sliding rod, a screw rod and a handle, wherein the sliding cylinder is arranged on the sliding mounting plate, the sliding rod is arranged in the sliding cylinder in a sliding manner, an internal thread is arranged in the sliding cylinder, the screw rod is rotatably arranged on the sliding mounting plate, the screw rod extends into the sliding cylinder, the screw rod is in threaded fit with the sliding rod, and the handle is arranged at the bottom end of the screw rod; the screw rod is driven to rotate through the rotating handle, and then the sliding rod is driven to slide up and down in the sliding cylinder through the threaded relation, so that the angle of the screen box is adjusted.

Compared with the prior art, the utility model has the beneficial effects that: preliminary large-scale screening is carried out on large aggregate through the preliminary screening mechanism, the large blocks screened out by the preliminary screening mechanism are crushed through the crushing mechanism, the aggregate is screened in multiple levels through the screening mechanism, shaking power is provided for the screening mechanism through the driving mechanism, and the angle of the screening mechanism is adjusted through the adjusting mechanism.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a rear view of the present utility model;

FIG. 4 is a front cross-sectional view of the present utility model;

FIG. 5 is an isometric view of the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 7 is an enlarged schematic view of the structure of FIG. 4B according to the present utility model;

FIG. 8 is an enlarged schematic view of the structure of FIG. 3C in accordance with the present utility model;

the reference numerals in the drawings: 01. a transport mechanism; 11. a first conveyor belt; 12. a first bracket; 13. feeding a hopper; 14. a second conveyor belt; 15. a second bracket; 16. discharging a hopper; 02. a primary screening mechanism; 21. a mounting frame; 22. a first chute; 23. a sieving tube; 24. fixing a threaded rod; 25. a nut; 03. a crushing mechanism; 31. a crushing box; 32. a pulverizing roller; 33. a first motor; 04. a screening mechanism; 41. a track frame; 42. a second chute; 43. a sliding mounting plate; 44. a support rod; 45. a screen box; 46. a sieve plate; 05. a driving mechanism; 51. a motor frame; 52. a second motor; 53. a turntable; 54. a connecting rod; 06. an adjusting mechanism; 61. a slide cylinder; 62. a slide bar; 63. a screw rod; 64. a handle.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The utility model relates to a regenerated fine aggregate particle screening mechanism, which comprises a conveying mechanism 01, wherein the conveying mechanism 01 comprises a first conveying belt 11, a first bracket 12, an upper hopper 13, a second conveying belt 14, a second bracket 15 and a lower hopper 16, the first conveying belt 11 is arranged on the first bracket 12, the upper hopper 13 is arranged on the first bracket 12, the second conveying belt 14 is arranged on the second bracket 15, the second conveying belt 14 is positioned at the tail end of the first conveying belt 11, and the lower hopper 16 is arranged at the tail end of the second conveying belt 14; the device further comprises a primary screening mechanism 02, a crushing mechanism 03, a screening mechanism 04, a driving mechanism 05 and an adjusting mechanism 06, wherein the primary screening mechanism 02 is arranged on the first bracket 12, the crushing mechanism 03 is connected with the primary screening mechanism 02, the screening mechanism 04 is arranged at the bottom end of the blanking hopper 16, the driving mechanism 05 is arranged on the screening mechanism 04, and the adjusting mechanism 06 is arranged on the screening mechanism 04; the conveyor mechanism 01 comprises a first conveyor belt 11, a first support 12, an upper hopper 13, a second conveyor belt 14, a second support 15 and a lower hopper 16, wherein the first conveyor belt 11 is arranged on the first support 12, the upper hopper 13 is arranged on the first support 12, the second conveyor belt 14 is arranged on the second support 15, the second conveyor belt 14 is positioned at the tail end of the first conveyor belt 11, and the lower hopper 16 is arranged at the tail end of the second conveyor belt 14; the crushing mechanism 03 comprises a crushing box 31, a crushing roller 32 and a first motor 33, wherein the crushing roller 32 is rotatably arranged in the crushing box 31, the first motor 33 is arranged on the side wall of the crushing box 31, the output end of the first motor 33 is connected with the crushing roller 32, a baffle is arranged at the bottom end of the crushing box 31 and is communicated with the screening mechanism 04, and the baffle is not shown here; the primary screening mechanism 02 comprises two mounting frames 21, a screening tube 23, a fixed threaded rod 24 and a nut 25, wherein one mounting frame 21 is mounted on the first conveyor belt 11 through a fixed bolt, the other first sliding chute 22 is fixed on the crushing box 31 through a bolt, the first sliding chute 22 is arranged on the mounting frame 21, the fixed threaded rod 24 is mounted on the screening tube 23, the screening tube 23 is slidably mounted on the mounting frame 21 through the fixed threaded rod 24, and the nut 25 is mounted on the fixed threaded rod 24; the screening mechanism 04 comprises a track frame 41, a sliding mounting plate 43, a supporting rod 44, a screen box 45 and screen plates 46, wherein the track frame 41 is positioned at the bottom end of the blanking hopper 16, a second sliding chute 42 is arranged on the track frame 41, the sliding mounting plate 43 is slidably mounted in the second sliding chute 42, the supporting rod 44 is mounted on the sliding mounting plate 43, one end of the screen box 45 is rotatably mounted on the supporting rod 44, the adjusting mechanism 06 is mounted on the sliding mounting plate 43, the other end of the screen box 45 is rotatably mounted on the adjusting mechanism 06, a plurality of screen plates 46 are mounted in the screen box 45, and the screen sizes of the screen plates 46 are different; the driving mechanism 05 comprises a motor frame 51, a second motor 52, a rotary plate 53 and a connecting rod 54, wherein the motor frame 51 is arranged on the track frame 41, the second motor 52 is arranged on the motor frame 51, the rotary plate 53 is arranged at the output end of the motor frame 51, one end of the connecting rod 54 is arranged on the rotary plate 53 in a non-concentric manner, and the other end of the connecting rod 54 is rotatably arranged on the screen box 45; the adjusting mechanism 06 comprises a sliding barrel 61, a sliding rod 62, a lead screw 63 and a handle 64, wherein the sliding barrel 61 is arranged on the sliding mounting plate 43, the sliding rod 62 is slidably arranged in the sliding barrel 61, an internal thread is arranged in the sliding barrel 61, the lead screw 63 is rotatably arranged on the sliding mounting plate 43, the lead screw 63 extends into the sliding barrel 61, the lead screw 63 is in threaded fit with the sliding rod 62, and the handle 64 is arranged at the bottom end of the lead screw 63.

As shown in fig. 1 to 8, in the regenerated fine aggregate particle screening mechanism of the present utility model, when the mechanism works, firstly, aggregates are poured into an upper hopper 13, then, a first bracket 12 is opened to convey the aggregates to a position of a primary screening mechanism 02, the gap between screening pipes 23 can be adjusted by sliding the screening pipes 23 on a mounting frame 21, and then, the size of the primary screening is adjusted, when the aggregates are conveyed to the screening pipes 23 by the first bracket 12, large aggregates are blocked by the screening pipes 23 and cannot fall on a second conveyor belt 14, then, the aggregates enter a crushing box 31 to be crushed, small aggregates fall on the second conveyor belt 14 and are conveyed to a screening mechanism 04, when the large aggregates fall into the crushing box 31 by the primary screening mechanism 02, the crushing roller 32 is driven by opening the first motor 33, then, the aggregates are conveyed to the screening mechanism 04 by opening a baffle plate at the bottom of the crushing box 31, the second motor 52 is driven by opening the second motor 52 to rotate, and then, the connecting rod 54 is pushed and pulled back and forth to slide on a track frame 41, and then, the large aggregates are conveyed to the screening box 31 by the baffle plate at the bottom of the crushing roller 32, and the small aggregates are driven by a plurality of small aggregates sliding shafts 61 by rotating handles 64 to slide on the track boxes 45, and cannot slide down by the sieve shafts 45, and the sieve shafts are adjusted to be in a large sieve box 46.

The first conveyor belt 11, the second conveyor belt 14, the first motor 33 and the second motor 52 of the present utility model are commercially available and can be installed and operated by those skilled in the art only according to the accompanying instructions without the need for creative efforts of those skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. A regenerated fine aggregate particle screening mechanism, which comprises a conveying mechanism (01); the novel screening machine is characterized by further comprising a primary screening mechanism (02), a crushing mechanism (03), a screening mechanism (04), a driving mechanism (05) and an adjusting mechanism (06), wherein the primary screening mechanism (02) is arranged on the first support (12), the crushing mechanism (03) is connected with the primary screening mechanism (02), the screening mechanism (04) is arranged at the bottom end of the blanking hopper (16), the driving mechanism (05) is arranged on the screening mechanism (04), and the adjusting mechanism (06) is arranged on the screening mechanism (04);

preliminary screening mechanism (02) carries out preliminary big screening to big aggregate, and crushing mechanism (03) smashes the big piece that preliminary screening mechanism (02) sieved out, and screening mechanism (04) carries out multistage size's screening to the aggregate, and actuating mechanism (05) provide the power that rocks to screening mechanism (04), and adjustment mechanism (06) adjusts the angle of screening mechanism (04).

2. A recycled fine aggregate particle screening mechanism as claimed in claim 1, comprising a transport mechanism (01), the transport mechanism (01) comprising a first conveyor belt (11), a first support (12), an upper hopper (13), a second conveyor belt (14), a second support (15) and a lower hopper (16), the first conveyor belt (11) being mounted on the first support (12), the upper hopper (13) being mounted on the first support (12), the second conveyor belt (14) being mounted on the second support (15), and the second conveyor belt (14) being located at the end of the first conveyor belt (11), the lower hopper (16) being mounted at the end of the second conveyor belt (14).

3. A recycled fine aggregate particle screening mechanism as claimed in claim 2, wherein the crushing mechanism (03) comprises a crushing box (31), a crushing roller (32) and a first motor (33), the crushing roller (32) is rotatably mounted in the crushing box (31), the first motor (33) is mounted on the side wall of the crushing box (31), the output end of the first motor (33) is connected with the crushing roller (32), a baffle is arranged at the bottom end of the crushing box (31), and the baffle is communicated with the screening mechanism (04) and is not shown here.

4. A recycled fine aggregate particle screening mechanism as claimed in claim 3, characterized in that the preliminary screening mechanism (02) comprises two mounting frames (21), a screening tube (23), a fixing threaded rod (24) and a nut (25), one mounting frame (21) is mounted on the first conveyor belt (11) by a fixing bolt, the other first chute (22) is fixed on the crushing box (31) by a bolt, the mounting frame (21) is provided with the first chute (22), the screening tube (23) is provided with the fixing threaded rod (24), and the screening tube (23) is slidably mounted on the mounting frame (21) by the fixing threaded rod (24), and the nut (25) is mounted on the fixing threaded rod (24).

5. A recycled fine aggregate particle screening mechanism as claimed in claim 4, wherein the screening mechanism (04) comprises a track frame (41), a sliding mounting plate (43), a support rod (44), a screen box (45) and a screen plate (46), the track frame (41) is located at the bottom end of the lower hopper (16), the track frame (41) is provided with a second sliding groove (42), the sliding mounting plate (43) is slidably mounted in the second sliding groove (42), the support rod (44) is mounted on the sliding mounting plate (43), one end of the screen box (45) is rotatably mounted on the support rod (44), the adjusting mechanism (06) is mounted on the sliding mounting plate (43), the other end of the screen box (45) is rotatably mounted on the adjusting mechanism (06), a plurality of screen plates (46) are mounted in the screen box (45), and the screen sizes of the screen plates (46) are different.

6. A recycled fine aggregate particle screening mechanism as claimed in claim 5, wherein the drive mechanism (05) comprises a motor frame (51), a second motor (52), a rotary table (53) and a link (54), the motor frame (51) is mounted on the track frame (41), the second motor (52) is mounted on the motor frame (51), the rotary table (53) is mounted at an output end of the motor frame (51), one end of the link (54) is non-concentrically mounted on the rotary table (53), and the other end of the link (54) is rotatably mounted on the screen box (45).

7. A recycled fine aggregate particle screening mechanism as claimed in claim 6, wherein the adjusting mechanism (06) comprises a slide cylinder (61), a slide rod (62), a screw rod (63) and a handle (64), the slide cylinder (61) is mounted on the slide mounting plate (43), the slide rod (62) is slidably mounted in the slide cylinder (61) and is provided with internal threads in the slide cylinder (61), the screw rod (63) is rotatably mounted on the slide mounting plate (43), the screw rod (63) extends into the slide cylinder (61), the screw rod (63) is in threaded engagement with the slide rod (62), and the handle (64) is mounted at the bottom end of the screw rod (63).