CN203076183U

CN203076183U - Roller screen

Info

Publication number: CN203076183U
Application number: CN 201320065089
Authority: CN
Inventors: 白一夫; 谭晓东; 杨世民
Original assignee: WEIFANG HUIYING HEAVY MACHINERY CO Ltd
Current assignee: WEIFANG HUIYING HEAVY MACHINERY CO Ltd
Priority date: 2013-02-04
Filing date: 2013-02-04
Publication date: 2013-07-24
Anticipated expiration: 2023-02-04

Abstract

The utility model relates to the technical field of material screening equipment, and provides a roller screen comprising a plurality of screening shafts arranged in parallel. Each screening shaft is provided with a plurality of screening pieces. A screening hole is formed by a gap between each two adjacent screening pieces on each screening shaft, screening holes of each two adjacent screening shafts are arranged in a staggered mode, a cleaning stirring plate is arranged between each two adjacent screening pieces on the same screening shaft, the cleaning stirring plates are fixedly mounted on the screening shafts, and the cleaning stirring plates on the screening shafts stretch into the screening holes of the screening shafts adjacent to the cleaning stirring plates. According to the roller screen, because the cleaning stirring plates are arranged in the screening holes, when a speed reducer drives the screening shafts to rotate, the cleaning stirring plates rotate along with the screening shafts immediately, the screening holes in the adjacent screening shafts are automatically cleaned, and the screening holes are prevented from being blocked; and when the cleaning stirring plates rotate above a screening face, chunk materials which cannot be stirred by the screening pieces can be smoothly conveyed to the next screening shaft through the roller screen to enable the chunk materials to continue to operate circularly, the roller screen plays a role in cleaning screening face and conveying the chunk materials, and material conveying capacity and screening efficiency of the roller screen are improved.

Description

Roller picker

Technical field

The utility model relates to the material screening equipment technical field, relates in particular to a kind of roller picker.

Background technology

Roller picker mainly is to be arranged in parallel by some, and the parallel axes that has some sieve sheets rotates the promotion material synchronously and moves forward, and finishes the equipment of screening operation simultaneously gradually.When the roller picker with " banana-shaped " compass screen surface, material flow on this compass screen surface, also have certain acceleration, bulk materials travels forward under the effect of rotary screen sheet gradually, enters disintegrating apparatus, thereby finishes the screening purpose.

Present employed roller picker generally as primary screen subset (rough segmentation), and during as dusting cover, requires relatively strictlyer to raw meal particle size, granularity can not be too big, reduced its conveying capacity and screening efficiency, limited the range of application of this roller picker.

The utility model content

The purpose of this utility model is to provide a kind of roller picker, is intended to solve size range little cause its mass transport ability and the screening efficiency low problem of roller picker of the prior art because of the screening material.

The utility model is to realize like this, roller picker comprises some sieve axles that be arranged in parallel, be equipped with some sieve sheets on each described sieve axle, the gap that each described sieve axle is gone up between two adjacent described sieve sheets constitutes sieve aperture, every two adjacent described described sieve apertures that sieve axle all are staggered, same described sieve axle is gone up to be equipped with between every two adjacent described sieve sheets to clean and is dialled plate, described cleaning is dialled plate and is fixedly mounted on the described sieve axle, and the described cleaning on each described sieve axle is dialled in the described sieve aperture that plate all extend into the described sieve axle that is adjacent.

As a kind of improved plan, it is rhombus or quincunx and sickleshaped that plate is dialled in described cleaning.

As a kind of improved plan, described cleaning is dialled plate and is provided with the blade that is used to cut material.

As a kind of improved plan, be equipped with the adjustment pad between two the every adjacent described sieve sheets on the same described sieve axle.

The roller picker that the utility model provides, because it is provided with cleaning and dials plate in sieve aperture, when reductor drives the rotation of sieve axle, cleaning is dialled plate and is promptly rotated thereupon, automatically clear up the sieve aperture on the adjacent sieve axle, prevent sieve pore blockade, when cleaning group plate goes to the compass screen surface top, it can play the effect that prolongs the sieve sheet, the bulk materials that can not stir of sieve sheet can be sent to smoothly and allow its continuous cycle operation on next sieve axle, play the cleaning compass screen surface, carry the effect of bulk materials, improved the mass transport ability and the screening efficiency of this roller picker.

Description of drawings

Fig. 1 is the structural representation front view that the utility model provides roller picker;

Fig. 2 is the structural representation of the novel sieve axle that provides of this use;

Fig. 3 is the partial enlarged view of A part among Fig. 2;

Fig. 4 is the structural representation that plate is dialled in cleaning that the utility model provides;

Among the figure: 1-screen frame (unit), 2-motor, 3-reductor, 4-sieve axle, and 5-sieves sheet, the 6-sieve aperture, and plate is dialled in the 7-cleaning.

The specific embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

The roller picker that the utility model provides comprises some sieve axles that be arranged in parallel, be equipped with some sieve sheets on each sieve axle, each sieve axle is gone up every two adjacent gaps of sieving between the sheets and is constituted sieve aperture, every two adjacent sieve apertures that sieve axle all are staggered, be equipped with cleaning between upward every two the adjacent sieve sheets of same sieve axle and dial plate, cleaning is dialled plate and is fixedly mounted on the sieve axle, and the cleaning on each sieve axle is dialled in the sieve aperture that plate all extend into the sieve axle that is adjacent.

Fig. 1 shows the structural representation of the roller picker that the utility model provides, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.

Roller picker comprises the sieve axle 4 that plurality of parallel is provided with, one end of sieve axle 4 all is rotatably installed on the screen frame (unit) 1, the other end of sieve axle 4 is installed on the output of reductor 3, the input of reductor 4 is connected with motor 2, reductor 3 and motor 2 all are fixedly mounted on the screen frame (unit) 1, as shown in Figures 2 and 3, be equipped with some sieve sheets 5 on each sieve axle 4, every two adjacent gaps of sieving between the sheets 5 constitute sieve aperture 6 on each sieve axle 4, every two adjacent sieve apertures 6 that sieve axle 4 all are staggered, go up and be equipped with some cleanings between every two adjacent sieve sheets 5 and dial plate 7 for same 4, cleaning is dialled plate 7 and is fixedly mounted on the sieve axle 4, and the cleaning on each sieve axle 4 is dialled in the sieve aperture 6 that plate 7 all extend into the sieve axle 4 that is adjacent.After adopting this kind structure, when reductor 3 drove 4 rotations of sieve axle, cleaning was dialled plate 7 and is promptly rotated thereupon, cleared up the sieve aperture 6 on the adjacent sieve axle 4 automatically, prevented that sieve aperture 6 from stopping up.Every all constant speed rotation in the same way of sieve sheet 5 of sieving on the axle 4, the sieve sheet 5 of adjacent sieve axle 4 is the staggered rolling compass screen surface that constitutes " banana-shaped " of arranging, when cleaning group plate 7 goes to the compass screen surface top, it can play the effect that prolongs sieve sheet 5, the bulk materials that can not stir of sieve sheet 5 can be sent to smoothly and allow its continuous cycle operation on next sieve axle 4, play the cleaning compass screen surface, carry the effect of bulk materials, improved the conveying capacity and the screening efficiency of this roller picker.

In this embodiment, as shown in Figure 4, will clean and dial plate 7 is rhombus, not only helps to improve the transporting velocity of material, can also play the effect of cutting material, makes partial material cut into fritter, so that screening and conveying.Certainly,, also can be arranged to quincunx it or sickleshaped, will clean and dial plate 7 and be arranged to quincunxly, can improve its impelling effect, it is arranged to sickleshaped then can improve its cutting effect convey materials for improving its cutting effect.Certainly can also dial on the plate 7 in cleaning blade is set, to improve its cutting power to material.Be equipped with the adjustment pad between two the every adjacent sieve sheets 5 on the same sieve axle 4, so just the gap that can adjust between the two sieve sheets 5 according to the size of material to be sieved is the size of sieve aperture 6, to improve the screening effect of this roller picker.

The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. roller picker, comprise some sieve axles that be arranged in parallel, be equipped with some sieve sheets on each described sieve axle, the gap that each described sieve axle is gone up between two adjacent described sieve sheets constitutes sieve aperture, it is characterized in that, every two adjacent described described sieve apertures that sieve axle all are staggered, same described sieve axle is gone up to be equipped with between every two adjacent described sieve sheets to clean and is dialled plate, described cleaning is dialled plate and is fixedly mounted on the described sieve axle, and the described cleaning on each described sieve axle is dialled in the described sieve aperture that plate all extend into the described sieve axle that is adjacent.

2. roller picker as claimed in claim 1 is characterized in that, it is rhombus or quincunx and sickleshaped that plate is dialled in described cleaning.

3. roller picker as claimed in claim 1 is characterized in that described cleaning is dialled plate and is provided with the blade that is used to cut material.

4. as each described roller picker of claim 1 to 3, it is characterized in that, be equipped with the adjustment pad between two the every adjacent described sieve sheets on the same described sieve axle.