CN220126871U

CN220126871U - Feeding device of vibration cleaning screen with multiple screen grid groups

Info

Publication number: CN220126871U
Application number: CN202321623176.3U
Authority: CN
Inventors: 刘涛; 聂运强; 张千; 徐川川; 刘银奥; 王铮; 侯瑜
Original assignee: Cofco Engineering Maosheng Equipment Henan Co ltd
Current assignee: Cofco Engineering Maosheng Equipment Henan Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-12-05
Anticipated expiration: 2033-06-26

Abstract

The utility model relates to a feeding device of a vibration cleaning sieve with a plurality of sieve lattice groups, which comprises a feeding hopper, a cloth hopper, a partition plate and a diversion trench, wherein the feeding hopper is of a rectangular structure, the cloth hopper is arranged in the vibration cleaning sieve, the cloth hopper is positioned right below the feeding hopper, the cloth hopper is of a rectangular structure, an opening at the upper end of the cloth hopper corresponds to an opening at the lower end of the feeding hopper, a plurality of discharging channels respectively communicated with the upper sieve lattice group and the lower sieve lattice group are arranged along the length direction of the cloth hopper, the discharging channels communicated with the upper sieve lattice group and the discharging channels communicated with the lower sieve lattice group are alternately arranged, so that grain materials can uniformly enter the upper sieve lattice group and the lower sieve lattice group, the upper sieve lattice group and the lower sieve lattice group can be subjected to preliminary cleaning on the grain materials at the same time, and the cleaning and impurity removing capacity of the vibration cleaning sieve can be effectively improved.

Description

Feeding device of vibration cleaning screen with multiple screen grid groups

Technical field:

the utility model belongs to the technical field of grain processing mechanical equipment, and particularly relates to a feeding device of a vibration cleaning sieve with a plurality of sieve lattice groups for grain screening, impurity removal or classification.

The background technology is as follows:

when grains are put in storage, because the grains contain straw and other impurities and dust, the straw impurities are put in storage in the grains, so that the grains can generate heat and go moldy, and the grains can not flow smoothly when going out of the storage, so that serious loss of the grains is caused. Therefore, the grain must be primarily cleaned before warehouse entry, straw impurities and partial dust in the grain are screened out, at present, a cylinder cleaning screen or a vibration cleaning screen is arranged on the primary cleaning equipment for grain materials, the cylinder cleaning screen has the advantage of large cleaning output, the cylinder cleaning screen has poor cleaning effect, the vibration cleaning screen has the advantage of good cleaning effect, the conventional vibration cleaning screen only has one screen grid group and one feeding channel, the screen grid group comprises a plurality of screens arranged up and down, the upper end of a shell of the vibration cleaning screen is provided with the feeding port, the grain materials fall onto the screen grid group from the feeding port, under the vibration effect, larger impurities, grain particles and smaller impurities are screened out from the grain outlet after the grain particles fall, the larger impurities are discharged from the large impurity outlet, and the smaller impurities are discharged from the small impurity outlet.

Those skilled in the art have attempted to arrange a plurality of screen cell groups within the housing of the vibratory screen in order to increase the throughput of the vibratory screen, however, the plurality of screen cell groups correspondingly require the configuration of a plurality of feed channels, which results in a complicated structure of the vibratory screen and an inefficient increase in throughput.

The utility model comprises the following steps:

in summary, in order to overcome the defects of the prior art, the utility model provides a feeding device of a vibration cleaning sieve with a plurality of sieve grids, which is characterized in that a feed hopper of the vibration cleaning sieve is designed into a rectangular structure, a rectangular cloth hopper corresponding to the feed hopper is arranged below the feed hopper, a plurality of blanking channels respectively communicated with an upper sieve grid and a lower sieve grid are arranged along the length direction of the cloth hopper, the blanking channels communicated with the upper sieve grid and the blanking channels communicated with the lower sieve grid are alternately arranged, so that grain materials can uniformly enter the upper sieve grid and the lower sieve grid, and the upper sieve grid and the lower sieve grid can be used for primarily cleaning grain materials at the same time, thereby effectively improving the cleaning, impurity removing and classifying capabilities of the vibration cleaning sieve.

In order to solve the technical problems, the technical scheme of the utility model is realized as follows:

a feed device for a vibratory cleaning screen of a plurality of screen cell groups, wherein: including feeder hopper, cloth hopper, baffle and guiding gutter, the feeder hopper be rectangle structure, the fixed setting of feeder hopper on the roof of the casing of vibration clearance sieve, the casing of vibration clearance sieve in be provided with sieve check group and sieve check group down, last sieve check group and sieve check group parallel arrangement from top to bottom, last sieve check group on be provided with the passageway that the sieve check group was used down of intercommunication, the casing in be provided with the cloth hopper, the cloth hopper be rectangle structure, the upper end opening of cloth hopper corresponds with the lower extreme opening of feeder hopper, the lower extreme opening of cloth hopper corresponds with the passageway, the cloth hopper in be provided with a plurality of baffles along its length direction evenly distributed, the baffle arrange along the direction of height of cloth hopper, the baffle cuts apart into a plurality of evenly arranging unloading passageways with the inner chamber of cloth hopper, be provided with the guiding gutter of slope arrangement in a plurality of unloading passageways, the unloading passageway that is provided with the guiding gutter and the unloading passageway that does not set up the guiding gutter arrange alternately, the lateral wall that the guiding gutter that the unloading passageway that the guiding gutter is located corresponds is provided with the guiding gutter corresponds the guiding gutter is provided with the guiding gutter and the guiding gutter that the unloading passageway that the guiding gutter corresponds is provided with the guiding gutter sets up, the cavity that the sieve is connected with the sieve of the cavity that the sieve, and the vibration sieve that sets up and the cavity that is connected with the sieve.

Further, an upper guide plate and a lower guide plate which are obliquely arranged are sequentially arranged in the feed hopper from top to bottom, and the upper guide plate and the lower guide plate are arranged in a vertically staggered mode relatively.

Further, last guide plate on be provided with adjusting device, adjusting device include regulating plate, regulation slot hole, adjusting bolt and regulation fixed block, regulation fixed block and feeder hopper fixed connection, wear to be equipped with adjusting bolt in the regulation fixed block, adjusting bolt and regulating plate threaded connection, the regulating plate on be provided with the regulation slot hole, the regulating plate passes through the fastening bolt fastening connection of adjusting slot hole with last guide plate.

Further, the lower guide plate is provided with a wear-resisting pad.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the feeding hopper of the vibration cleaning sieve is designed into a rectangular structure, a rectangular cloth hopper corresponding to the feeding hopper is arranged below the feeding hopper, a plurality of discharging channels respectively communicated with the upper sieve lattice group and the lower sieve lattice group are arranged along the length direction of the cloth hopper, the discharging channels communicated with the upper sieve lattice group and the discharging channels communicated with the lower sieve lattice group are alternately arranged, so that grain materials can uniformly enter the upper sieve lattice group and the lower sieve lattice group, the upper sieve lattice group and the lower sieve lattice group can be used for primarily cleaning grain materials at the same time, the cleaning and impurity removing capacity of the vibration cleaning sieve can be effectively improved, compared with the existing single-group sieve lattice, the yield of the vibration cleaning sieve can be almost doubled, the overall dimension of the vibration sieve is almost unchanged, the impurity removing cost of the grain materials can be effectively reduced, the space is saved, and the impurity removing efficiency is improved.

2. The upper guide plates and the lower guide plates which are oppositely arranged in the feeding hopper are arranged, so that the inner cavity of the feeding hopper forms a funnel-shaped structure, grain materials entering the feeding hopper are converged, the purpose of material homogenizing can be achieved, the material flowing speed can be reduced, and dust and impact abrasion are reduced.

3. The adjusting device is arranged on the upper guide plate, and the gap between the upper guide plate and the lower guide plate can be adjusted by adjusting the position of the fastening bolt which is fixedly connected with the upper guide plate in the adjusting long hole, so that the feeding amount and uniformity of grain materials are adjusted.

Description of the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the distributing hopper and the diversion trench of the present utility model;

FIG. 3 is a schematic view of the cross-sectional structure of FIG. 2 A-A in accordance with the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, fig. 2 and fig. 3, a feeding device of a vibrating screen with multiple screen grids comprises a feeding hopper 1, a distributing hopper 2, a partition 7 and a diversion trench 6, wherein the feeding hopper 1 is of a rectangular structure, the feeding hopper 1 is fixedly arranged on a top plate of a shell 3 of the vibrating screen, an upper diversion plate 8 and a lower diversion plate 9 which are obliquely arranged are sequentially arranged in the feeding hopper 1 from top to bottom, the upper diversion plate 8 and the lower diversion plate 9 are arranged in a relatively vertical staggered manner, the upper diversion plate 8 and the lower diversion plate 9 form a funnel-shaped feeding channel, and a wear-resisting pad 15 is arranged on the lower diversion plate 9. The upper guide plate 8 on be provided with adjusting device, adjusting device include regulating plate 10, regulation slot hole 11, adjusting bolt 12 and regulation fixed block 14, regulation fixed block 14 and feeder hopper 1 fixed connection, wear to be equipped with adjusting bolt 12 in the regulation fixed block 14, adjusting bolt 12 and regulating plate 10 threaded connection, regulating plate 10 on be provided with regulation slot hole 11, regulating plate 10 and upper guide plate 8 pass through the fastening bolt 13 fastening connection of adjusting slot hole 11.

The vibration cleaning sieve in be provided with sieve check group 4 and lower sieve check group 5, last sieve check group 4 and lower sieve check group 5 vibration cleaning sieve's casing 3 in upper and lower parallel arrangement, last sieve check group 4 on be provided with the passageway 16 that the intercommunication was used of sieve check group 5, casing 3 in be provided with cloth hopper 2, cloth hopper 2 be rectangle structure, the upper end opening of cloth hopper 2 corresponds with the lower extreme opening of feeder hopper 1, the lower extreme opening of cloth hopper 2 corresponds with passageway 16, cloth hopper 2 in be provided with a plurality of baffles 7 along its length direction evenly distributed, baffle 7 arrange along the direction of height of cloth hopper 2, baffle 7 cuts apart the inner chamber of cloth hopper 2 into a plurality of evenly arranged unloading passageways, be provided with guiding gutter 6 in a plurality of unloading passageways, be provided with guiding gutter 6's unloading passageway and the unloading passageway that does not set up guiding gutter 6 alternately arrange, the guiding gutter 6 is provided with the guiding gutter 6 on the lateral wall of cloth hopper 2 that the unloading passageway that the guiding gutter 6 is located corresponds, the guiding gutter 6 is provided with guiding gutter 6 through the guiding gutter 6 and is provided with the guiding gutter 6 of the unloading passageway that the lower floor 5 is arranged in the cavity that the sieve passageway is the cavity that the vibration cleaning sieve is arranged with the 3, the cavity that the lower passageway is the cavity of cloth 6 is arranged with the sieve 6, and the lower passageway is the cavity 3 that is the cavity of the sieve 6 that is arranged with the unloading passageway 3.

During the use, the grain material of waiting to remove the impurity gets into from feeder hopper 1 upper end opening, assemble under the effect of last guide plate 8 and lower guide plate 9, then flow down and fall into cloth hopper 2 along the clearance between last guide plate 8 and the lower guide plate 9, get into in the unloading passageway in cloth hopper 2, a part grain material gets into the cavity between last screen grid group 4 and the casing 3 roof along the guiding gutter 6 of slope arrangement, in the unloading passageway of other part grain material fall into in the guiding gutter 6 of not setting up, get into the cavity between screen grid group 5 down along the unloading passageway of guiding gutter 6 and last screen grid group 4, get into the grain material of cavity between screen grid group 4 and the casing 3 roof down, under the effect of last screen grid group 4 of vibration, the impurity that the granule is great, grain granule and granule is less impurity are sieved through a plurality of screens of last screen grid group 4 respectively, granule great impurity is discharged from big miscellaneous outlet, granule impurity is discharged from the outlet, granule less impurity flows along the bottom plate of last miscellaneous outlet of last screen grid group 4, it is last from screen grid group 5 to get into with the lower screen grid 5 to the lower screen grid group, the effect of the grain material is discharged from the big screen grid group 5 to the lower screen grid 5 of grain outlet is simultaneously, the effect of the utility model is discharged from the big screen grid group 5 under the effect of the screen grid group is discharged from the bottom plate 5 to the grain grid 5 of grain grid is simultaneously, the grain material is discharged from the big screen grid 5 to the sieve grid is discharged from the grain grid 5 to the sieve to the grain grid is simultaneously.

In actual use, the height of the cloth hopper 2 can be deepened according to the requirement, and the quantity of the guide grooves 6 which are obliquely arranged is increased, so that the cloth hopper is suitable for the requirement of more screen grid groups, for example, when three screen grid groups which are vertically arranged in parallel are arranged in the shell 3 of the vibration cleaning screen, namely, one screen grid group is arranged below the lower screen grid group 5, meanwhile, a channel which is communicated with the screen grid group below the lower screen grid group 5 is also arranged on the lower screen grid group 5, the cloth hopper 2 is extended into the channel on the lower screen grid group 5, and meanwhile, a discharge hole and the guide grooves 6 are arranged on the cloth hopper 2 between the lower screen grid group 5 and the screen grid group below, so that the three screen grid groups can simultaneously perform primary cleaning and impurity removal on grain materials, and the vibration cleaning screen of the three screen grid groups is arranged, and the cleaning yield per unit time is nearly three times the cleaning yield per unit time of the vibration cleaning screen of a single screen grid group.

It should be noted that the above-mentioned embodiments are illustrative rather than limiting, and that those skilled in the art can substitute equivalents or other modifications made according to the prior art without departing from the spirit and scope of the present utility model, and are intended to be included in the scope of the claims.

Claims

1. A feed arrangement of vibration cleaning sieve of a plurality of screen grids group, its characterized in that: including feeder hopper (1), cloth hopper (2), baffle (7) and guiding gutter (6), feeder hopper (1) be rectangle structure, feeder hopper (1) fixed set up on the roof of casing (3) of vibration clearance sieve, casing (3) of vibration clearance sieve in be provided with last sieve check group (4) and lower sieve check group (5), last sieve check group (4) and lower sieve check group (5) upper and lower parallel arrangement, last sieve check group (4) on be provided with passageway (16) that feed through lower sieve check group (5) was used, casing (3) in be provided with cloth hopper (2), cloth hopper (2) be rectangle structure, the upper end opening of cloth hopper (2) corresponds with the lower extreme opening of feeder hopper (1), cloth hopper (2) in be provided with a plurality of baffles (7) of evenly distributed along its length direction, baffle (7) along the high direction of cloth hopper (2) arrange passageway (16) that baffle (7) used down with the feed through lower guide groove (6) in the passageway (6) of cloth hopper (2) are arranged in an inclined mode, the passageway (6) is arranged down in the passageway (6) are arranged in the slope in the passageway (6) down, the discharging hole is formed in the side wall of the distributing hopper (2) corresponding to the discharging channel where the diversion trench (6) is located, the discharging channel provided with the diversion trench (6) is communicated with a cavity between the upper screen grid group (4) and the top plate of the shell (3) through the diversion trench (6) and the discharging hole, and the discharging channel not provided with the diversion trench (6) is communicated with the cavity between the upper screen grid group (4) and the lower screen grid group (5) in the vibrating cleaning screen shell (3).

2. The feed device for a vibratory cleaning screen of a plurality of screen cell sets of claim 1, wherein: the feeding hopper (1) is internally and sequentially provided with an upper guide plate (8) and a lower guide plate (9) which are obliquely arranged from top to bottom, and the upper guide plate (8) and the lower guide plate (9) are arranged in a vertically staggered mode relatively.

3. A feed device for a vibratory cleaning screen for a plurality of screen packs as recited in claim 2, wherein: last guide plate (8) on be provided with adjusting device, adjusting device include regulating plate (10), regulation slot hole (11), adjusting bolt (12) and regulation fixed block (14), regulation fixed block (14) and feeder hopper (1) fixed connection, wear to be equipped with adjusting bolt (12) in adjusting fixed block (14), adjusting bolt (12) and regulating plate (10) threaded connection, regulating plate (10) on be provided with regulation slot hole (11), regulating plate (10) and last guide plate (8) pass through fastening bolt (13) fastening connection of adjusting slot hole (11).

4. A feed device for a vibratory cleaning screen for a plurality of screen packs as recited in claim 2, wherein: the lower guide plate (9) is provided with a wear-resisting pad (15).