CN215587071U

CN215587071U - Hierarchical sieving mechanism of building crushed stones

Info

Publication number: CN215587071U
Application number: CN202121982236.1U
Authority: CN
Inventors: 唐太发; 陈迪军
Original assignee: Wuxi Zhaiya Quarrying Co ltd
Current assignee: Wuxi Zhaiya Quarrying Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-21
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a grading and screening device for building crushed stones, which comprises a workbench, wherein the top end of the workbench is provided with a plurality of first connecting rods, the workbench is connected with a feeding hole through the first connecting rods, the top end of the workbench is provided with a frame, a screening cylinder is arranged inside the frame, one end inside the screening cylinder is provided with a driving shaft, the outer wall of the driving shaft is sleeved with a plurality of supporting frames, the supporting frames are connected with the inner wall of the screening cylinder at one end far away from the driving shaft, the outer walls of the screening cylinder and the frame are respectively provided with a first screen, a second screen and a third screen, the top end of the workbench is provided with a second connecting rod at one side close to the frame, and the top end of the second connecting rod is connected with a mounting seat. This kind of hierarchical sieving mechanism of building crushed stone material, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively carry out high-efficient classified screening to the crushed stone material, and effectively avoids the dust that the crushed stone material classified screening produced to cause the influence to the environment, has higher practical value.

Description

Hierarchical sieving mechanism of building crushed stones

Technical Field

The utility model relates to the technical field of crushed stone screening, in particular to a grading screening device for building crushed stones.

Background

The crushed stone is soil with particle size of more than 200mm and not more than 50% of the total weight, particle size of more than 20mm and more than 50% of the total weight, and mainly angular particles. The broken stone grading refers to that the broken stones are divided into different grades according to a certain method so as to meet the requirements of engineering. The broken stone grading can solve the problems of high broken stone dust content, needle flake particles, weak quality, high weathered particle content, uneven grading, unstable specification, poor particle composition consistency, large change and the like to a certain extent.

However, in the conventional building crushed stone classifying and screening device, the efficiency of classifying and screening is low, and large dust is easily generated in the process of classifying and screening, which causes environmental impact. Therefore, the improvement is made, and the grading screening device for the building crushed stone is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a grading and screening device for building crushed stones, which comprises a workbench, wherein a plurality of first connecting rods are arranged at the top end of the workbench, the workbench is connected with a feeding hole through the first connecting rods, a frame is arranged at the top end of the workbench, a screening cylinder is arranged inside the frame, a driving shaft is arranged at one end inside the screening cylinder, a plurality of supporting frames are sleeved on the outer wall of the driving shaft, one end of each supporting frame far away from the driving shaft is connected with the inner wall of the screening cylinder, a first screen, a second screen and a third screen are respectively arranged on the outer walls of the screening cylinder and the frame, a second connecting rod is arranged at one side position close to the frame at the top end of the workbench, the top end of the second connecting rod is connected with an installation seat, a fan is arranged inside the installation seat, and a slot is formed at the position below the frame at the top end of the workbench, and a plurality of material receiving boxes are arranged at the bottom end of the groove on the workbench.

As a preferred technical scheme of the utility model, a rotating shaft is arranged in the feeding hole, and a plurality of rotating blades are sleeved on the outer wall of the rotating shaft.

As a preferable technical scheme of the utility model, one side of the top end of the workbench is provided with a base, the workbench is provided with a first motor through the base, and the output end of the first motor is in transmission connection with the driving shaft through a coupler.

As a preferable technical scheme of the utility model, a second motor is installed inside the installation seat through an installation frame, and the output end of the second motor is in transmission connection with the fan.

As a preferable technical scheme of the utility model, one side of the mounting seat is provided with a water pipe joint, a plurality of atomizing spray heads are arranged inside the mounting seat, and the bottom end of the mounting seat is provided with a filter screen.

As a preferable technical scheme of the utility model, the frame and the screening cylinder are both inclined, and a plurality of balls are arranged at the joint of the screening cylinder and the frame.

As a preferable technical scheme of the utility model, one end of the feeding hole penetrates through the frame and extends to one side inside the screening cylinder, and the top end of the workbench is provided with baffles at the positions at the two sides of the frame.

As a preferable technical scheme of the utility model, the bottom end of the material receiving box is provided with a plurality of trundles, and one side of the material receiving box is provided with a handle.

The utility model has the beneficial effects that:

1. according to the grading and screening device for the building crushed stones, the first motor, the driving shaft and the screening barrel are matched for use, so that the crushed stones can be conveniently turned over in the screening barrel, and then the first screen, the second screen and the third screen are arranged, so that the crushed stones with different particle sizes sequentially pass through the first screen, the second screen and the third screen to enter the material receiving box, and the high-efficiency grading of the crushed stones is conveniently realized;

2. according to the grading and screening device for the building crushed stones, the second motor and the fan are matched for use, so that dust generated in the grading and screening process of the screening cylinder is conveniently sucked into the mounting seat, the dust is suppressed by spraying water through the atomizing spray head, and the influence on the environment due to overlarge dust is effectively avoided;

3. according to the grading and screening device for the building crushed stones, the rotating shaft and the stirring blades are matched for use, so that the crushed stones placed into the feeding hole can be controlled conveniently, the feeding hole is effectively prevented from being blocked by the crushed stones, and the grading and screening efficiency is prevented from being influenced; the utility model has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively carrying out high-efficiency classified screening on the crushed stone, capability of effectively avoiding the influence of dust generated by the classified screening of the crushed stone on the environment, and higher practical value.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of a classifying and screening apparatus for building crushed stones according to the present invention;

FIG. 2 is a partial sectional view of the construction of a classifying and screening apparatus for building crushed stones according to the present invention;

FIG. 3 is a sectional view of a mount of a classifying and screening apparatus for building crushed stones according to the present invention;

FIG. 4 is an enlarged view of the structure A of FIG. 1 of the apparatus for classifying and screening architectural crushed stone according to the present invention;

FIG. 5 is a schematic view of a material receiving box of the grading and screening device for building crushed stones.

In the figure: 1. a work table; 2. a first connecting rod; 3. a feed inlet; 4. a frame; 401. a screening drum; 5. a drive shaft; 501. a support frame; 6. a first screen; 7. a second screen; 8. a third screen; 9. a ball bearing; 10. a baffle plate; 11. a base; 12. a first motor; 13. a rotating shaft; 14. a rotating blade; 15. a second connecting rod; 16. a mounting seat; 17. a fan; 18. a second motor; 19. an atomizing spray head; 20. a water pipe joint; 21. filtering with a screen; 22. a material receiving box; 23. a caster wheel; 24. a handle.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in figures 1-5, the utility model relates to a grading and screening device for building crushed stones, which comprises a workbench 1, wherein the top end of the workbench 1 is provided with a plurality of first connecting rods 2, the workbench 1 is connected with a feeding hole 3 through the first connecting rods 2, the top end of the workbench 1 is provided with a frame 4, a screening cylinder 401 is arranged inside the frame 4, one end inside the screening cylinder 401 is provided with a driving shaft 5, the outer wall of the driving shaft 5 is sleeved with a plurality of supporting frames 501, one end of each supporting frame 501 far away from the driving shaft 5 is connected with the inner wall of the screening cylinder 401, the outer walls of the screening cylinder 401 and the frame 4 are respectively provided with a first screen 6, a second screen 7 and a third screen 8, the top end of the workbench 1 is provided with a second connecting rod 15 at one side position close to the frame 4, the top end of the second connecting rod 15 is connected with a mounting seat 16, a fan 17 is arranged inside the mounting seat 16, the top end of the workbench 1 is provided with a slot at the position below the frame 4, and a plurality of material receiving boxes 22 are arranged at the bottom end of the slot on the workbench 1.

Wherein, the inside of feed inlet 3 is equipped with axis of rotation 13, and the cover is equipped with a plurality of rotating vane 14 on the outer wall of axis of rotation 13, uses through axis of rotation 13 and rotating vane 14's cooperation, is convenient for realize carrying out accuse material to the metalling in the feed inlet 3, effectively avoids feed inlet 3 to block up, influences the efficiency of metalling classified screening.

Wherein, one side on 1 top of workstation is equipped with base 11, and first motor 12 is installed through base 11 to workstation 1, and the output of first motor 12 passes through the shaft coupling and is connected with 5 transmissions of drive shaft, uses through the cooperation of first motor 12 and drive shaft 5, is convenient for realize screening section of thick bamboo 401's rotation to drive the upset of detritus material and carry out the screening in grades.

Wherein, the inside of mount pad 16 is installed second motor 18 through the mounting bracket, and the output of second motor 18 is connected with the transmission of fan 17, uses through the cooperation of second motor 18 and fan 17, is convenient for realize the rotation of fan 17 to inhale the inside of mount pad 16 with the dust that the broken stone material classified screening produced.

Wherein, one side of mount pad 16 is equipped with water pipe head 20, and the inside of mount pad 16 is equipped with a plurality of atomizer 19, and the bottom of mount pad 16 is equipped with filter screen 21, through atomizer 19's setting, is convenient for restrain the dust, effectively avoids the dust too big and influence the environment.

Wherein, frame 4 and screening section of thick bamboo 401 are the slope form, and screening section of thick bamboo 401 is equipped with a plurality of balls 9 in the junction with frame 4, through the setting of ball 9, effectively reduces the wearing and tearing that screening section of thick bamboo 401 produced with frame 4 when rotatory, increases life.

Wherein, the one end of feed inlet 3 runs through frame 4 to extend to the inside one side of screening section of thick bamboo 401, and the top of workstation 1 all is equipped with baffle 10 in the position that is located frame 4 both sides, through the setting of baffle 10, avoids the crushed stones to carry out the classified screening in-process from screening section of thick bamboo 401 and frame 4's both sides fall to workstation 1 on, influences the crushed stones material of receiving case 22 after the grading and collects.

Wherein, the bottom of receipts workbin 22 is equipped with a plurality of truckles 23, and receives one side of workbin 22 and be equipped with handle 24, uses through truckles 23 and handle 24's cooperation, is convenient for realize receiving workbin 22's removal, shifts the garrulous material after the screening of grading.

The working principle is as follows: when the automatic grading machine is used, crushed stones are placed into the feeding hole 3, the materials of the crushed stones in the feeding hole 3 are controlled through the matching use of the rotating shaft 13 and the rotating blades 14, the blockage of the feeding hole 3 caused by excessive crushed stones is avoided, the driving shaft 5 is driven to rotate through the first motor 12, the screening cylinder 401 is driven to rotate to drive the crushed stones to turn over, the crushed stones with different particle sizes sequentially pass through the first screen 6, the second screen 7 and the third screen 8 to enter the material receiving box 22 through the arrangement of the first screen 6, the second screen 7 and the third screen 8, the efficient grading of the crushed stones is convenient to realize, when the crushed stones are graded and screened in the screening cylinder 401, the fan 17 is driven to rotate through the second motor 18, dust generated in the graded screening process of the crushed stones is sucked into the mounting seat 16, the dust is inhibited through the atomizing nozzle 19, and the influence of the dust generated in the graded screening of the crushed stones on the environment is effectively avoided, finally, the baffle 10 and the material receiving box 22 are matched for use, so that the crushed stone subjected to classified screening respectively enters the corresponding material receiving box 22 through the first screen 6, the second screen 7 and the third screen 8, and then is convenient to transfer the crushed stone subjected to classified screening through the cooperation of the trundles 23 and the handles 24.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The grading and screening device for the building crushed stones comprises a workbench (1) and is characterized in that a plurality of first connecting rods (2) are arranged at the top end of the workbench (1), a feeding port (3) is connected to the workbench (1) through the first connecting rods (2), a frame (4) is arranged at the top end of the workbench (1), a screening cylinder (401) is arranged inside the frame (4), a driving shaft (5) is arranged at one end inside the screening cylinder (401), a plurality of support frames (501) are sleeved on the outer wall of the driving shaft (5), the support frames (501) are connected with the inner wall of the screening cylinder (401) at one end far away from the driving shaft (5), a first screen (6), a second screen (7) and a third screen (8) are respectively arranged on the outer walls of the screening cylinder (401) and the frame (4), a second connecting rod (15) is arranged at one side position, close to the frame (4), at the top end of the workbench (1), the top of second connecting rod (15) is connected with mount pad (16), just the internally mounted of mount pad (16) has fan (17), the top of workstation (1) is equipped with the fluting in the below position that is located frame (4), just workstation (1) is equipped with a plurality of receipts workbins (22) in the position of fluting bottom.

2. The apparatus for classifying and screening building crushed stones according to claim 1, wherein a rotating shaft (13) is provided inside the feed port (3), and a plurality of rotating blades (14) are sleeved on the outer wall of the rotating shaft (13).

3. The grading and screening device for building crushed stones according to claim 1, wherein a base (11) is arranged on one side of the top end of the workbench (1), the workbench (1) is provided with a first motor (12) through the base (11), and the output end of the first motor (12) is in transmission connection with the driving shaft (5) through a coupling.

4. A graded screening apparatus of building crushed stone according to claim 1, characterized in that the inside of the mounting base (16) is provided with a second motor (18) through a mounting frame, and the output end of the second motor (18) is in transmission connection with a fan (17).

5. The classified screening device of building crushed stone material as claimed in claim 1, wherein one side of said mounting seat (16) is provided with a water pipe joint (20), the inside of said mounting seat (16) is provided with a plurality of atomizing nozzles (19), and the bottom end of said mounting seat (16) is provided with a filter screen (21).

6. A graded screening apparatus of building crushed stone according to claim 1, characterized in that the frame (4) and the screening drum (401) are both inclined and the screening drum (401) is provided with balls (9) at the connection with the frame (4).

7. A graded screening apparatus of building crushed stone according to claim 1, characterized in that one end of the feed inlet (3) penetrates the frame (4) and extends to one side of the inside of the screening drum (401), and the top end of the working table (1) is provided with a baffle plate (10) at both sides of the frame (4).

8. The apparatus for classifying and screening building crushed stones according to claim 1, wherein the bottom end of the material receiving box (22) is provided with a plurality of casters (23), and a handle (24) is provided at one side of the material receiving box (22).