CN219648087U

CN219648087U - Ore screening device

Info

Publication number: CN219648087U
Application number: CN202223227670.6U
Authority: CN
Inventors: 郑理杰; 孙国璐; 由鑫
Original assignee: Zhongxi Shouguang Resource Technology Co ltd
Current assignee: Zhongxi Shouguang Resource Technology Co ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-09-08
Anticipated expiration: 2032-12-03

Abstract

The utility model discloses an ore screening device, and belongs to the technical field of ore screening. Including the vibrations part, the vibrations part includes fixed shell, goes up vibrations piece and shakes the pivot down, fixed shell sets up in the upper portion of moving the platform, go up vibrations piece and shake the pivot down and set up respectively in fixed shell's inner chamber upper portion and lower part, go up vibrations piece and bottom plate fixed connection, shake pivot and motor fixed connection down, the bottom of going up vibrations piece is equipped with the recess, shake the pivot cartridge down and rotate in the recess, the outer wall of recess is equipped with the arc recess that two symmetries set up, the upper portion outer wall rotation of shake pivot down is equipped with the runner that two symmetries set up, the runner rotates the oral area that sets up in the arc recess. By adopting the technical scheme, the ore screening device can effectively reduce noise and evenly throw ore into the ore for screening while ensuring that the screen is prevented from being blocked.

Description

Ore screening device

Technical Field

The utility model relates to an ore screening device, and belongs to the technical field of ore screening.

Background

Ore refers to a collection of minerals from which useful components can be extracted or which themselves have some property that can be exploited. Can be classified into metallic minerals and nonmetallic minerals. The unit content of useful components (elements or minerals) in the ore is called ore grade, the ore needs to be subjected to the processes of feeding machine, head breaking, secondary breaking, screening, fine crushing and dry separation after being mined, and for the economic purpose, the finer the granularity of the ore entering a dry separator is, the higher the proportion of ore containing the ore to be dried and selected. Some small concentrating mills directly carry out dry separation operation on the ore broken by the fine jaw, so that extremely serious natural resource waste is caused.

The patent document of application number CN202111546657.4 provides an ore screening device for mineral processing, which comprises an ore screen integral structure, wherein the ore screen integral structure comprises an ore main screening bin, an ore screening net rack, an ore screen supporting seat and a screen plate cleaner, the ore main screening bin comprises a screening bin body, the ore screening net rack is arranged in the screening bin body, the ore screening net rack divides the interior of the screening bin body into a bin screening chamber and a fine material blanking chamber, the ore screen supporting seat is arranged below the screening bin body, the screening bin body is internally provided with the screen plate cleaner corresponding to the ore screen plate, the screen plate cleaner is supported by hands to roll in a chute of the cleaner, and a rectangular groove in the ore screen plate can be penetrated and cleaned by the protrusion of the surface of the screen plate cleaner, so that the cleaning is quick and convenient, and the cleaning is free from the problems of the span of the screening bin body; meanwhile, the split type ore screen plates are spliced, so that when the ore screen plates are damaged locally, the whole ore screen plates need to be replaced. The utility model can prevent the screen from being blocked, but adopts the vibrating motor as screening power, and the vibrating motor is arranged above the left side and the right side of the screening bin body, so that the screening bin body and the vibrating motor are in resonance, and a large amount of noise is continuously generated in the production process. In addition, the ore cannot uniformly enter the screening bin body for screening.

In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.

Disclosure of Invention

The utility model aims to solve the technical problems and provide the ore screening device which can effectively reduce noise and uniformly throw ore into the ore for screening while ensuring that a screen is prevented from being blocked.

An optimized scheme is provided, the ore screening device comprises a vibrating table, a screening box is arranged at the upper part of the vibrating table, and the vibrating table and the screening box are elastically connected and arranged through half-line bolts and springs;

the bottom of the screening box is provided with a bottom plate, the bottom plate is fixedly connected with a vibrating part, the vibrating part is connected with a motor, the motor is arranged at the bottom of the movable table, the vibrating part comprises a fixed shell, an upper vibrating block and a lower vibrating rotating shaft, the fixed shell is arranged at the upper part of the movable table, the upper vibrating block and the lower vibrating rotating shaft are respectively arranged at the upper part and the lower part of an inner cavity of the fixed shell, the upper vibrating block is fixedly connected with the bottom plate, and the lower vibrating rotating shaft is fixedly connected with the motor;

the bottom of going up the vibrations piece is equipped with the recess, and lower vibrations pivot cartridge rotates in the recess, and the outer wall of recess is equipped with the arc recess that two symmetries set up, and lower vibrations pivot upper portion outer wall rotates and is equipped with the runner that two symmetries set up, and the runner rotates the oral area that sets up in the arc recess.

Further, one end of screening case be equipped with the feeder hopper, the oral area of feeder hopper articulates the setting with the oral area of screening case, the articulated symmetry of end is equipped with the bracing piece in the bottom of feeder hopper, the bracing piece sets up on the shaking table.

Further, the inner wall of screening case top-down slope in proper order is equipped with first screening otter board, second screening otter board and powder board.

Further, the mesh diameter of the first screening screen plate is larger than that of the second screening screen plate.

Further, the first screening screen plate and the second screening screen plate are arranged in an inclined and symmetrical mode.

Further, the powder plate is arranged in parallel with the second screening screen plate.

After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:

1. the vibration part drives the upper vibration block to generate up-down displacement motion by utilizing the rotating wheel of the lower vibration rotating shaft and the cambered surface of the cambered groove of the upper vibration block and rotating the lower vibration rotating shaft, so that vibration of the screening box is realized, and the inclined arrangement of the first screening screen plate, the second screening screen plate and the powder plate prevents the screen from being blocked;

2. the lower vibration rotating shaft and the upper vibration block rotate and cannot generate resonance with the screening box, and the lower vibration rotating shaft and the upper vibration block are arranged in the fixed shell, so that noise is further isolated;

3. the feeder hopper is articulated with screening case to set up, when screening case vibrations from top to bottom, drives the feeder hopper vibrations, and then even release ore.

Drawings

FIG. 1 is a schematic diagram of the front view of an ore screening apparatus of the present utility model;

FIG. 2 is a schematic side elevational view of the mineral screening apparatus of the present utility model;

FIG. 3 is a schematic view in cross-section of the mineral screening apparatus of the present utility model;

FIG. 4 is a schematic view of the vibrating component of the mineral screening apparatus of the present utility model;

FIG. 5 is a schematic diagram of the upper vibrating block structure of the ore screening apparatus of the present utility model;

FIG. 6 is a schematic view of the vibrating shaft structure of the mineral screening apparatus of the present utility model;

in the figure, a 1-vibrating table, a 2-screening box, a 3-half-line bolt, a 4-spring, a 5-first screening screen, a 6-second screening screen, a 7-powder board, an 8-base plate, a 9-vibrating part, a 10-motor, a 11-fixed shell, a 12-upper vibrating block, a 13-lower vibrating rotating shaft, a 14-groove, a 15-arc-shaped groove, a 16-rotating wheel, a 17-hopper and a 18-supporting rod are arranged.

Detailed Description

For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.

Embodiment 1, as shown in fig. 1, 2, 3, 4, 5 and 6, the utility model provides an ore screening device, which comprises a vibrating table 1, wherein a screening box 2 is arranged at the upper part of the vibrating table 1, the vibrating table 1 and the screening box 2 are elastically connected and arranged through half-line bolts 3 and springs 4, and a first screening screen plate 5, a second screening screen plate 6 and a powder plate 7 are sequentially arranged on the inner wall of the screening box 2 in an inclined manner from top to bottom;

the bottom of the screening box 2 is provided with a bottom plate 8, the bottom plate 8 is fixedly connected with a vibrating part 9, the vibrating part 9 is connected with a motor 10, the motor 10 is arranged at the bottom of the movable table 1, the vibrating part 9 comprises a fixed shell 11, an upper vibrating block 12 and a lower vibrating rotating shaft 13, the fixed shell 11 is arranged at the upper part of the movable table 1, the upper vibrating block 12 and the lower vibrating rotating shaft 13 are respectively arranged at the upper part and the lower part of an inner cavity of the fixed shell 11, the upper vibrating block 12 is fixedly connected with the bottom plate 8, and the lower vibrating rotating shaft 13 is fixedly connected with the motor 10;

the bottom of the upper vibration block 12 is provided with a groove 14, the lower vibration rotating shaft 13 is inserted and rotated in the groove 14, the outer wall of the groove 14 is provided with two symmetrically arranged arc grooves 15, the outer wall of the upper part of the lower vibration rotating shaft 13 is rotationally provided with two symmetrically arranged rotating wheels 16, and the rotating wheels 16 are rotationally arranged at the opening parts of the arc grooves 15.

One end of the screening box 2 is provided with a feed hopper 17, the mouth of the feed hopper 17 is hinged with the mouth of the screening box 2, the middle end of the bottom of the feed hopper 17 is hinged and symmetrically provided with a support rod 18, and the support rod 18 is arranged on the vibrating table 1.

The mesh diameter of the first screening screen 5 is larger than that of the second screening screen 6.

The first screening screen plate 5 and the second screening screen plate 6 are arranged in an inclined symmetrical mode.

The powder plate 7 is arranged in parallel with the second screening screen 6.

The working principle of the utility model is as follows:

placing the ore to be screened in a feed hopper 17, starting a motor 10, driving a lower vibration rotating shaft 13 of a vibration part 9 to rotate by the motor 10, enabling a rotating wheel 16 of the lower vibration rotating shaft 13 to rotate along the circumferential direction of the lower vibration rotating shaft 13, enabling the rotating wheel 16 to rotate along the opening of an arc-shaped groove 15 of an upper vibration block 12, enabling the rotating wheel 16 to eject or drop the upper vibration block 12 along the radian of the arc-shaped groove 15 while rotating by virtue of an arc-shaped structure of the arc-shaped groove 15, further driving a screening box 2 to lift, and enabling a half-grain bolt 3 and a spring 4 to prevent the screening box 2 from being separated from a vibrating table 1 and provide certain reset elastic potential energy while the screening box 2 is lifted;

in addition, when screening case 2 goes up and down, screening case 2 can drive the one end oscilaltion of feeder hopper 17, and then slowly even throw into first screening otter board 5 through vibrations with the ore of feeder hopper 17 and sieve, first screening otter board 5 sieves the back, and minor diameter ore gets into second screening otter board 6 through the mesh of first screening otter board 5, and major diameter ore gets into powder board 7 through the other end of first screening otter board 5, and the powder gets into in through the mesh of second screening otter board 6, and minor diameter ore gets into the other end of second screening otter board 6 and discharges.

The foregoing is illustrative of the best mode of carrying out the utility model, and is not presented in any detail as is known to those of ordinary skill in the art. The protection scope of the utility model is defined by the claims, and any equivalent transformation based on the technical teaching of the utility model is also within the protection scope of the utility model.

Claims

1. Ore screening plant, including shaking table (1), the upper portion of shaking table (1) is equipped with screening case (2), and shaking table (1) and screening case (2) are through half line bolt (3) and spring (4) elastic connection setting, its characterized in that: the bottom of the screening box (2) is provided with a bottom plate (8), the bottom plate (8) is fixedly connected with a vibrating part (9), the vibrating part (9) is connected with a motor (10), the motor (10) is arranged at the bottom of the movable table (1), the vibrating part (9) comprises a fixed shell (11), an upper vibrating block (12) and a lower vibrating rotating shaft (13), the fixed shell (11) is arranged at the upper part of the movable table (1), the upper vibrating block (12) and the lower vibrating rotating shaft (13) are respectively arranged at the upper part and the lower part of an inner cavity of the fixed shell (11), the upper vibrating block (12) is fixedly connected with the bottom plate (8), and the lower vibrating rotating shaft (13) is fixedly connected with the motor (10);

the bottom of going up vibrations piece (12) is equipped with recess (14), and lower vibrations pivot (13) cartridge rotates in recess (14), and the outer wall of recess (14) is equipped with arc recess (15) that two symmetries set up, and the upper portion outer wall rotation of lower vibrations pivot (13) is equipped with runner (16) that two symmetries set up, and runner (16) rotate the oral area that sets up in arc recess (15).

2. The ore screening apparatus of claim 1, wherein: one end of the screening box (2) is provided with a feed hopper (17), the mouth of the feed hopper (17) is hinged with the mouth of the screening box (2), the middle end of the bottom of the feed hopper (17) is hinged and symmetrically provided with a support rod (18), and the support rod (18) is arranged on the vibrating table (1).

3. The ore screening apparatus of claim 1, wherein: the inner wall of screening case (2) is equipped with first screening otter board (5), second screening otter board (6) and powder board (7) in proper order slope from top to bottom.

4. An ore screening apparatus according to claim 3, wherein: the mesh diameter of the first screening screen plate (5) is larger than that of the second screening screen plate (6).

5. An ore screening apparatus according to claim 3, wherein: the first screening screen plate (5) and the second screening screen plate (6) are arranged in an inclined symmetrical mode.

6. An ore screening apparatus according to claim 3, wherein: the powder plate (7) is arranged in parallel with the second screening screen plate (6).