CN219003693U

CN219003693U - Screening tool special for water stable milling material

Info

Publication number: CN219003693U
Application number: CN202223245639.5U
Authority: CN
Inventors: 许太学; 飞鹏; 牛继申; 陈华星; 刘潇阳; 卢爽; 张弛; 吴其昌; 张雪峰; 李亚东
Original assignee: Shandong Hi Speed Engineering Construction Group Co Ltd
Current assignee: Shandong Hi Speed Engineering Construction Group Co Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-12
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a screening tool special for water stable milling and planing, which comprises a fixing frame, wherein a plurality of fixing plates are fixedly connected to the front end and the rear end of two sides of the fixing frame, two first support columns and two second support columns are respectively and fixedly connected between the vertical directions of the fixing plates, a plurality of vibration screening mechanisms are arranged in the fixing frame, a plurality of transmission mechanisms and a bottom transmission device are fixedly connected between the horizontal directions of the fixing plates, and a guide plate corresponding to the bottom transmission device is fixedly connected to the bottom of the inner wall of the fixing frame. The utility model designs that the screen surface of the equipment forms a certain included angle with the ground, the discharge motion track is a straight line, the screen surface is large, the amplitude is strong, the screening efficiency is high, the processing capacity at the time of a station is large, the structure is complex, the price is low, and the amplitude adjustment is simple and convenient.

Description

Screening tool special for water stable milling material

Technical Field

The utility model relates to the field of water stable milling materials, in particular to a screening tool special for the water stable milling materials.

Background

In the provincial road and national road broadening projects, the reuse of asphalt and water stable milling materials of old pavement is also applied in a large range, but because the particle size range of the milling materials is from fine aggregate to coarse aggregate to be mixed together, the particle grading of aggregate is a key technology for manufacturing concrete, the particle size is needed to be screened before the milling materials are utilized, screening machinery is needed when the milling materials are screened for the particle size, the screening equipment on the market is various at present, and each screening equipment has respective advantages, but has more or less defects in the use process.

The most common linear vibrating screen in the market is a linear vibrating screen, the screen surface of the equipment is horizontally arranged, the movement track is linear, the screen surface is large, the amplitude is strong, the screening efficiency is high, and the processing capacity at the stage is large; but has complex structure, high price, high energy and difficult amplitude adjustment.

It is therefore desirable to provide a screening tool specifically for water stable milling of materials to solve the above mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the linear vibrating screen in the existing screening tool is complex in structure, high in price, high in energy and difficult in amplitude adjustment.

In order to solve the technical problems, the utility model adopts a technical scheme that: the screening tool comprises a fixing frame, wherein a plurality of fixing plates are fixedly connected to the front end and the rear end of each of the two sides of the fixing frame, and two first support columns and two second support columns are respectively and fixedly connected between the fixing plates in the vertical direction;

the inside of mount has a plurality of vibration screening mechanism, a plurality of fixedly connected with a plurality of transport mechanism and bottom transmission device between the fixed plate horizontal direction, the bottom fixedly connected with of mount inner wall is with the guide plate corresponding with bottom transmission device.

The utility model is further provided with: the vibration screening mechanism comprises a first driving motor and a fixed shaft which are fixedly connected to the outer wall and the inner wall of a fixed frame, wherein the output end of the first driving motor is fixedly connected with a rotating shaft, the center of the outer wall of the rotating shaft is fixedly connected with a connecting bearing, the outer wall of the connecting bearing is fixedly connected with a fixed rod, a screen plate is rotationally connected between the top of the fixed rod and the fixed shaft, and the front end and the rear end of one side of the top of the screen plate are fixedly connected with guide blocks.

Through above-mentioned technical scheme, first driving motor drives the axis of rotation and rotates, and then drives the solid circle piece at connection bearing center and rotate, simultaneously because axis of rotation and connection bearing are eccentric, this just leads to connecting bearing to take place the shake when rotating, and then will shake and pass through the dead lever and transmit the sieve, makes it rotate and realize the shake on the fixed axle.

The utility model is further provided with: the center of the connecting bearing is a solid round block, and a through hole corresponding to the rotating shaft is formed in one side of the center of the solid round block.

Through above-mentioned technical scheme, guaranteed that the rotation of axis of rotation can drive the integral connection bearing and shake.

The utility model is further provided with: and a bearing is arranged between one end, far away from the first driving motor, of the rotating shaft and the inner wall of the fixing frame.

Through the technical scheme, the rotation shaft is driven by the first driving motor to rotate.

The utility model is further provided with: the fixed rod and the fixed shaft are connected with the sieve plate through fixed rotating shafts.

Through the technical scheme, the screen plate can rotate along with shaking on the fixed rod and the fixed shaft.

The utility model is further provided with: the transmission mechanism comprises a driving shaft and a driven shaft which are rotatably connected between two fixing plates, a transmission belt is arranged between the driving shaft and the driven shaft, and a second driving motor is arranged at one end of the driving shaft.

Through above-mentioned technical scheme, second driving motor drives the driving shaft and rotates, and then drives the driven shaft through the conveyer belt and rotate, can send the feed bin that corresponds to the material of different sizes under the sieve respectively through a plurality of transport mechanism and transmission device.

The utility model is further provided with: bearings are arranged between the driving shaft, the driven shaft and the fixed plate.

Through the technical scheme, the rotation of the driving shaft and the driven shaft between the two fixing plates is guaranteed.

The beneficial effects of the utility model are as follows:

1. according to the utility model, a certain included angle is formed between the screen surface of the equipment and the ground, the discharge motion track is a straight line, the screen surface is large, the amplitude is strong, the screening efficiency is high, the processing capacity at the time of a station is large, the structure is complex, the price is low, and the amplitude adjustment is simple and convenient;

2. according to the utility model, through designing the guide block and the guide plate, the materials screened on different vibration screening mechanisms can be respectively drained, and the materials are prevented from falling out of the position outside the conveyor belt.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a transverse cross-sectional view of the present utility model;

FIG. 3 is a longitudinal cross-sectional view of the present utility model;

fig. 4 is a structural view of a vibratory screening mechanism according to the present utility model.

In the figure: 1. a fixing frame; 2. a fixing plate; 3. a first support column; 4. a second support column; 5. a vibrating screening mechanism; 501. a first driving motor; 502. a rotating shaft; 503. connecting a bearing; 504. a fixed rod; 505. a sieve plate; 506. a fixed shaft; 507. a guide block; 6. a transmission mechanism; 601. a driving shaft; 602. a driven shaft; 603. a transmission belt; 604. a second driving motor; 7. a deflector; 8. and a bottom conveyor.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1, a screening tool specially used for water stable milling comprises a fixing frame 1, wherein a plurality of fixing plates 2 are fixedly connected to the front end and the rear end of two sides of the fixing frame 1, and two first support columns 3 and two second support columns 4 are respectively and fixedly connected between the vertical directions of the fixing plates 2;

as shown in fig. 1-4, a plurality of vibration screening mechanisms 5 are installed in the fixing frame 1, the vibration screening mechanisms 5 comprise a first driving motor 501 and a fixed shaft 506 which are fixedly connected to the outer wall and the inner wall of the fixing frame 1, the output end of the first driving motor 501 is fixedly connected with a rotating shaft 502, the center of the outer wall of the rotating shaft 502 is fixedly connected with a connecting bearing 503, the outer wall of the connecting bearing 503 is fixedly connected with a fixed rod 504, a screen plate 505 is rotatably connected between the top of the fixed rod 504 and the fixed shaft 506, the front end and the rear end of one side of the top of the screen plate 505 are fixedly connected with guide blocks 507, the first driving motor 501 drives the rotating shaft 502 to rotate, and further drives a solid round block connected with the center of the bearing 503 to rotate, meanwhile, as the rotating shaft 502 is not concentric with the connecting bearing 503, shake can occur during rotation, and the shake is transferred to the screen plate 505 through the fixed rod 504, the vibration screening mechanism rotates on a fixed shaft 506 and shakes, wherein the apertures of a screen plate 505 in the vibration screening mechanisms 5 are different, the apertures are 30mm, 20mm, 10mm and 5mm in sequence from top to bottom, the sizes of the screen plate 505 are 2m x 2m, the included angles between the screen plate 505 and the horizontal direction are 15 degrees, the center of a connecting bearing 503 is a solid round block, one side of the center of the solid round block is provided with a through hole corresponding to a rotating shaft 502, the rotation of the rotating shaft 502 can drive the integral connecting bearing 503 to shake, a bearing is arranged between one end of the rotating shaft 502 far away from a first driving motor 501 and the inner wall of a fixed frame 1, the rotating shaft 502 is driven by the first driving motor 501 to rotate, and a fixed rod 504 and the fixed shaft 506 are connected with the screen plate 505 through fixed rotating shafts, so that the screen plate 505 can rotate along with the shake between the fixed rod 504 and the fixed shaft 506;

as shown in fig. 1-4, a plurality of transmission mechanisms 6 and a bottom transmission device 8 are fixedly connected between the horizontal directions of a plurality of fixing plates 2, the transmission mechanisms 6 comprise a driving shaft 601 and a driven shaft 602 which are rotatably connected between the two fixing plates 2, a transmission belt 603 is arranged between the driving shaft 601 and the driven shaft 602, a second driving motor 604 is arranged at one end of the driving shaft 601, the second driving motor 604 drives the driving shaft 601 to rotate, the driven shaft 602 is further driven to rotate through the transmission belt 603, materials with different sizes below the screen can be respectively sent to corresponding bins through the plurality of transmission mechanisms 6 and the transmission device 8, bearings are arranged between the driving shaft 601, the driven shaft 602 and the fixing plates 2, rotation of the driving shaft 601 and the driven shaft 602 between the two fixing plates 2 is guaranteed, and a guide plate 7 corresponding to the bottom transmission device 8 is fixedly connected to the bottom of the inner wall of the fixing frame 1.

When the vibrating screen is used, materials fall on a screen plate 505 at the top, a first driving motor 501 in a rear top vibrating screen mechanism 5 drives a rotating shaft 502 to rotate, and further drives a solid round block at the center of a connecting bearing 503 to rotate, meanwhile, as the rotating shaft 502 is not concentric with the connecting bearing 503, the connecting bearing 503 can shake during rotation, and further the shake is transmitted to the screen plate 505 through a fixing rod 504, so that the screen plate 505 rotates on a fixing shaft 506 and shakes, the materials can be screened in multiple stages through a plurality of vibrating screen mechanisms 5 and are transmitted through corresponding transmission mechanisms 6, a second driving motor 604 drives a driving shaft 601 to rotate, and further a driven shaft 602 is driven to rotate through a transmission belt 603, and the materials with different sizes under the screen can be respectively sent to corresponding bins through a plurality of transmission mechanisms 6 and transmission devices 8.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a screening instrument that is used for steady milling material of water specially, includes mount (1), its characterized in that: a plurality of fixing plates (2) are fixedly connected to the front end and the rear end of the two sides of the fixing frame (1), and two first support columns (3) and two second support columns (4) are respectively and fixedly connected between the fixing plates (2) in the vertical direction;

the inside of mount (1) is equipped with a plurality of vibration screening mechanism (5), a plurality of fixedly connected with a plurality of transport mechanism (6) and bottom transmission device (8) between fixed plate (2) the horizontal direction, the bottom fixedly connected with of mount (1) inner wall is with guide plate (7) corresponding with bottom transmission device (8).

2. A screening tool for use exclusively in water-stable milling of materials according to claim 1, wherein: the vibration screening mechanism (5) comprises a first driving motor (501) and a fixed shaft (506) which are fixedly connected to the outer wall and the inner wall of a fixed frame (1), the output end of the first driving motor (501) is fixedly connected with a rotating shaft (502), the center of the outer wall of the rotating shaft (502) is fixedly connected with a connecting bearing (503), the outer wall of the connecting bearing (503) is fixedly connected with a fixed rod (504), a screen plate (505) is rotationally connected between the top of the fixed rod (504) and the fixed shaft (506), and guide blocks (507) are fixedly connected to the front end and the rear end of one side of the top of the screen plate (505).

3. A screening tool for use exclusively in water-stable milling according to claim 2, characterized in that: the center of the connecting bearing (503) is a solid round block, and a through hole corresponding to the rotating shaft (502) is formed in one side of the center of the solid round block.

4. A screening tool for use exclusively in water-stable milling according to claim 2, characterized in that: the bearing is arranged between one end of the rotating shaft (502) far away from the first driving motor (501) and the inner wall of the fixing frame (1).

5. A screening tool for use exclusively in water-stable milling according to claim 2, characterized in that: the fixed rod (504) and the fixed shaft (506) are connected with the sieve plate (505) through fixed rotating shafts.

6. A screening tool for use exclusively in water-stable milling of materials according to claim 1, wherein: the transmission mechanism (6) comprises a driving shaft (601) and a driven shaft (602) which are rotatably connected between two fixing plates (2), a transmission belt (603) is installed between the driving shaft (601) and the driven shaft (602), and a second driving motor (604) is installed at one end of the driving shaft (601).

7. A screening tool for use exclusively in water-stable milling of materials according to claim 6, wherein: bearings are arranged between the driving shaft (601) and the driven shaft (602) and between the fixed plate (2).