CN220072332U

CN220072332U - Multistage screening device

Info

Publication number: CN220072332U
Application number: CN202320729060.1U
Authority: CN
Inventors: 毛斌; 王少俊; 马鹏
Original assignee: Elkem Foundry China Co Ltd
Current assignee: Elkem Foundry China Co Ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-11-24
Anticipated expiration: 2033-04-04

Abstract

The utility model relates to the technical field of screening machines, in particular to a multi-stage screening device which comprises a screening frame, wherein a screening assembly used for screening out particles with different sizes is arranged inside the screening frame, the screening assembly comprises a plurality of filter plates arranged on the inner wall of the screening frame, one ends of the filter plates are respectively provided with a rotating shaft, the other ends of the filter plates are respectively provided with a sliding block, the inner wall of the screening frame is provided with a plurality of hydraulic rods, the inner wall of the screening frame is provided with a plurality of valves, the outer wall of the screening frame is provided with a plurality of mounting frames, the inner parts of the mounting frames and the inner walls of the screening frame are respectively provided with sliding grooves, and the inner walls of the sliding grooves are respectively provided with a collecting frame. The utility model can screen the raw materials in multiple stages at the same time, thereby screening the raw materials with different sizes, and collecting the raw materials in a concentrated way, and increasing the screening effect and efficiency of the raw materials.

Description

Multistage screening device

Technical Field

The utility model relates to the technical field of screening machines, in particular to a multi-stage screening device.

Background

After the 90 s of the 20 th century, the inoculants in China are developed into ferrosilicon inoculants, rare earth inoculants, barium silicon inoculants and the like successively on the basis of introducing foreign technology, so that the variety of cast iron inoculants and the application range thereof are greatly enriched.

According to the patent document of application number CN202020650703.X provides an automatic feeding inoculant linear vibration screening machine, including feeding mechanism and the screening mechanism that is linked together with feeding mechanism, feeding mechanism includes hopper, first vibrating motor and baffle box bucket, the slope of baffle box bucket sets up in the hopper bottom, hopper bottom mounting is provided with couple and is used for connecting baffle box bucket's first stand and second stand, baffle box bucket one end is articulated with first stand bottom through the round pin axle, second stand bottom welded fastening has the cavity linking frame. According to the utility model, the inoculant is added into the hopper through the charging mechanism, falls into the guide chute hopper through the hopper, the first vibrating motor works to drive the guide chute hopper to vibrate, and the inoculant can uniformly enter the shell through the charging hole on the surface of the shell cover automatically under the resultant force of vibrating force and self gravity, so that the inoculant can be scattered and added into the screening mechanism, the screening efficiency can be improved, the structure is simple, and the cost is low.

The automatic feeding inoculant linear vibration screening machine in the patent can scatter inoculant and add the inoculant into the screening mechanism, so that screening efficiency can be improved, and the automatic feeding inoculant linear vibration screening machine is simple in structure and low in cost. The rare earth is an effective inoculation element under a certain condition, but researches show that excessive rare earth content can cause problems of white mouth of a low section, broken blocky graphite of a thick section and the like, and the quality of finished products of subsequent iron castings can be influenced to a certain extent, so that the intensified inoculation effect plays an important role in improving the quality of the iron castings, but the current domestic screening machine is simple in structure, and cannot screen a plurality of finished products for different sizes at the same time because of insufficient fineness.

Disclosure of Invention

The present utility model is directed to a multi-stage screening device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a multistage screening plant, includes divides the reel, divide the inside branch screen assembly that is used for sieving out to different size granule that is provided with of reel, divide the screen assembly including setting up at a plurality of filter plates that divide the reel inner wall, a plurality of filter plate one end all is provided with the pivot, and is a plurality of the filter plate other end all is provided with the slider, it is provided with a plurality of hydraulic stems to divide the reel inner wall, it is provided with a plurality of valves to divide the reel inner wall, it is provided with a plurality of installing frames to divide the reel outer wall, and is a plurality of the installing frame is inside and divide the reel inner wall all to be provided with the spout, and is a plurality of the spout inner wall all is provided with collects the frame.

As a preferable scheme of the utility model, a plurality of filter plates are rotatably connected with the inner wall of the sub-screen frame through rotating shafts, and the other ends of the filter plates are rotatably connected with the sliding blocks through connecting shafts.

As a preferable scheme of the utility model, the sliding block is in sliding connection with the inner wall of the sub-screen frame through the sliding rail, the hydraulic rod is connected with the inner wall of the sub-screen frame through the bolt, and the output end of the hydraulic rod is connected with the sliding block through the bolt.

As a preferred embodiment of the present utility model, the plurality of filter plate holes have different sizes.

As a preferable scheme of the utility model, the plurality of mounting frames are integrally formed with the sub-screen frames, and the plurality of collecting frames are in sliding connection with the inner wall of the chute through the sliding rail.

As a preferable scheme of the utility model, the outer wall of the screen dividing frame is provided with a plurality of vibration motors, and the output ends of the vibration motors are connected with the rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the screening assembly is adopted, the plurality of filter plates are arranged, the corresponding filter holes of each filter plate are different in size, after raw materials enter the screening frame, the plurality of filter plates are vibrated through the vibration motor to carry out multi-stage screening on the raw materials, after screening, the filter plates are driven to one side to incline through the hydraulic rod and the sliding block, so that the screened raw materials move into the corresponding collecting frame to be collected, and the raw materials are screened out in different sizes. The utility model can screen the raw materials in multiple stages at the same time, thereby screening the raw materials with different sizes, and collecting the raw materials in a concentrated way, and increasing the screening effect and efficiency of the raw materials.

Drawings

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

FIG. 2 is an overall cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the portion A of the present utility model;

fig. 4 is an enlarged view of the portion B of the present utility model.

In the figure: 1. dividing a screen frame; 2. a filter plate; 201. a rotating shaft; 3. a slide block; 4. a hydraulic rod; 5. a valve; 6. a mounting frame; 7. a chute; 8. a collection frame; 9. and vibrating the motor.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

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. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a multistage screening plant, includes divides screen frame 1, divide screen frame 1 inside to be provided with and be used for carrying out the branch screening assembly that sieves out to different size granule, divide screen frame 1 inside to be provided with including setting up at a plurality of filter plates 2 that divide screen frame 1 inner wall, a plurality of filter plates 2 filtration pore pair is different sizes raw materials, is close to the filtration pore pair that divides screen frame 1 top filter plate 2 more greatly, a plurality of filter plates 2 one end all is provided with pivot 201, and a plurality of the filter plates 2 other end all is provided with slider 3, can slide from top to bottom dividing screen frame 1 inner wall to drive filter plate 2 to one side slope, make the raw materials on the filter plate 2 remove to corresponding collection frame 8 in, divide screen frame 1 inner wall to be provided with a plurality of hydraulic stems 4 for promote slider 3 and slide from top to bottom, divide screen frame 1 inner wall to be provided with a plurality of valves 5 for the raw materials, prevent to divide screen frame 1 outer wall to be provided with a plurality of installing frame 6 inside and divide screen frame 1 inner wall all to be provided with spout 7, a plurality of spout 7 are provided with the equal size that is used for dividing the raw materials to collect different size.

The rare earth is an effective inoculation element under a certain condition, but researches show that excessive rare earth content can cause problems of white mouth of a low section, broken blocky graphite of a thick section and the like, and the quality of finished products of subsequent iron castings can be influenced to a certain extent, so that the intensified inoculation effect plays an important role in improving the quality of the iron castings, but the current domestic screening machine is simple in structure, and cannot screen a plurality of finished products for different sizes at the same time because of insufficient fineness.

All electrical components in this embodiment are controlled by a conventional controller.

Referring to fig. 1-4, a plurality of filter plates 2 are rotatably connected with the inner wall of the sub-sieve frame 1 through rotating shafts 201, a plurality of filter plates 2 are rotatably connected with a sliding block 3 through connecting shafts, the sliding block 3 is slidably connected with the inner wall of the sub-sieve frame 1 through sliding rails, a hydraulic rod 4 is connected with the inner wall of the sub-sieve frame 1 through bolts, the output end of the hydraulic rod 4 is connected with the sliding block 3 through bolts, a plurality of filter plates 2 are different in size of filter holes, a plurality of mounting frames 6 are integrally formed with the sub-sieve frame 1, a plurality of collecting frames 8 are slidably connected with the inner wall of the sliding groove 7 through sliding rails, a plurality of vibration motors 9 are arranged on the outer wall of the sub-sieve frame 1 and are used for contacting with the rotating shafts 201 to drive the filter plates 2 to vibrate to increase the filtering effect and reduce the blocking probability of the filter holes, and the output ends of the vibration motors 9 are connected with the rotating shafts 201. When the device is used, firstly, raw materials are thrown into the screening frame 1 through the feed inlet, meanwhile, the vibration motor 9 is controlled to operate so as to drive the filter plates 2 to vibrate, when the raw materials pass through the filter plates 2, the raw materials with different sizes are screened in a multistage manner, after screening, the hydraulic rod 4 is controlled to stretch and drive the sliding block 3 to slide downwards so as to drive the filter plates 2 to incline, the valves 5 are controlled to open, and the screened raw materials roll to one side into the corresponding collecting frame 8 so as to collect the raw materials with different sizes. The utility model can screen the raw materials in multiple stages at the same time, thereby screening the raw materials with different sizes, and collecting the raw materials in a concentrated way, and increasing the screening effect and efficiency of the raw materials.

The working flow of the utility model is as follows: when the device is used, firstly, raw materials are thrown into the screening frame 1 through the feed inlet, meanwhile, the vibration motor 9 is controlled to operate so as to drive the filter plates 2 to vibrate, when the raw materials pass through the filter plates 2, the raw materials with different sizes are screened in a multistage manner, after screening, the hydraulic rod 4 is controlled to stretch and drive the sliding block 3 to slide downwards so as to drive the filter plates 2 to incline, the valves 5 are controlled to open, and the screened raw materials roll to one side into the corresponding collecting frame 8 so as to collect the raw materials with different sizes. The utility model can screen the raw materials in multiple stages at the same time, thereby screening the raw materials with different sizes, and collecting the raw materials in a concentrated way, and increasing the screening effect and efficiency of the raw materials.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage screening plant, includes divides reel (1), divide reel (1) inside to be provided with and be used for carrying out the branch screening subassembly that sieves out to different size granule, its characterized in that: the utility model provides a divide screen assembly including setting up a plurality of filter plates (2) that divide screen frame (1) inner wall, a plurality of filter plates (2) one end all is provided with pivot (201), and is a plurality of the filter plates (2) other end all is provided with slider (3), divide screen frame (1) inner wall to be provided with a plurality of hydraulic stems (4), divide screen frame (1) inner wall to be provided with a plurality of valves (5), divide screen frame (1) outer wall to be provided with a plurality of installing frame (6), a plurality of install frame (6) are inside and divide screen frame (1) inner wall all to be provided with spout (7), a plurality of spout (7) inner wall all is provided with collects frame (8).

2. A multi-stage screening apparatus according to claim 1, wherein: a plurality of filter plates (2) are all rotationally connected with the inner wall of the sub-screen frame (1) through rotating shafts (201), and the other ends of the filter plates (2) are rotationally connected with the sliding blocks (3) through connecting shafts.

3. A multi-stage screening apparatus according to claim 1, wherein: the sliding block (3) is in sliding connection with the inner wall of the sub-screen frame (1) through a sliding rail, the hydraulic rod (4) is connected with the inner wall of the sub-screen frame (1) through a bolt, and the output end of the hydraulic rod (4) is connected with the sliding block (3) through the bolt.

4. A multi-stage screening apparatus according to claim 1, wherein: the filter plate (2) has different sizes of filter holes.

5. A multi-stage screening apparatus according to claim 1, wherein: the installation frames (6) are integrally formed with the screening frames (1), and the collecting frames (8) are slidably connected with the inner walls of the sliding grooves (7) through sliding rails.

6. A multi-stage screening apparatus according to claim 1, wherein: the outer wall of the screening frame (1) is provided with a plurality of vibrating motors (9), and the output ends of the vibrating motors (9) are connected with a rotating shaft (201).