CN213001193U

CN213001193U - Automatic screening device for lithium battery negative electrode material production

Info

Publication number: CN213001193U
Application number: CN202021825872.9U
Authority: CN
Inventors: 裴国军; 王福寿
Original assignee: Xinjiang Tianhongji Technology Co ltd
Current assignee: Xinjiang Tianhongji Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-20
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a material screening technical field, specifically speaking relates to an automatic screening plant for production of lithium cell negative electrode material. It includes the outer container and sets up the screening layer in the outer container inside, and the outer container top is equipped with the feed inlet, and the feed inlet bottom is equipped with the screening layer, and the screening layer includes the top layer filter, and top layer filter bottom is equipped with the middle level filter, and middle level filter bottom is equipped with the bottom filter, and top layer filter, middle level filter and bottom filter are down "V" type structure, and top layer filter, middle level filter and bottom filter top intermediate position are equipped with and all are equipped with the filter screen. The utility model discloses a top layer filter, middle level filter and the bottom filter that set up realize the lithium cell negative pole material autofilter to reduce the burden of artifical screening.

Description

Automatic screening device for lithium battery negative electrode material production

Technical Field

The utility model relates to a material screening technical field, specifically speaking relates to an automatic screening plant for production of lithium cell negative electrode material.

Background

At present, the negative electrode material of the lithium battery cannot be utilized under the action of gravity of the negative electrode material, the negative electrode material is usually shaken manually to be screened under the action of gravity, but a screen can only screen the material with the corresponding diameter once, and the negative electrode material cannot be classified and screened through the falling of gravity, so that multiple operations are required manually, and the burden of manual work is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic screening plant for production of lithium cell negative electrode material to solve the problem that proposes in the above-mentioned background art.

In order to realize the purpose, the utility model provides an automatic screening plant for production of lithium cell negative pole material, including outer container and the screening layer of setting in the outer container inside, the outer container top is equipped with the feed inlet, the feed inlet bottom is equipped with the screening layer, the screening layer includes the top layer filter, top layer filter bottom is equipped with the middle level filter, middle level filter bottom is equipped with the bottom filter, the top layer filter the middle level filter with the bottom filter is down "V" type structure, lateral wall has seted up three side discharge gate by last equidistant under to about the outer container, the side discharge gate is kept away from one side of outer container is equipped with the side blown down tank, the top layer filter the middle level filter with the bottom filter passes the side discharge gate that corresponds its height respectively, top layer filter, three side discharge gate, The middle level filter with bottom filter top intermediate position is equipped with all and is equipped with the filter screen, just the top layer filter the middle level filter with the filter screen diameter of bottom filter decreases progressively in proper order.

As a further improvement of the technical scheme, the bottom filter plate is provided with an anti-accumulation plate at the bottom, a bottom discharge hole is formed in the front side of the anti-accumulation plate, the top surface of the anti-accumulation plate inclines towards the bottom discharge hole, and a bottom discharge groove is formed in the front side of the bottom discharge hole.

As a further improvement of the technical scheme, a feeding groove is arranged at the top of the feeding hole, and the area of the top of the feeding groove is larger than that of the bottom of the feeding groove.

As a further improvement of the technical scheme, the bottom of the feeding groove is provided with a flow limiting plate, and the top of the flow limiting plate is provided with a plurality of through holes.

As a further improvement of the technical scheme, two material guide plates are arranged at the bottom of the feeding hole and are inclined towards the top of the top layer filter plate.

As a further improvement of the technical scheme, supporting legs are arranged at four corners of the bottom of the outer box.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the automatic screening device for producing the lithium battery cathode material, the automatic screening of the lithium battery cathode material is realized through the top layer filter plate, the middle layer filter plate and the bottom layer filter plate which are arranged, so that the burden of manual screening is reduced.

2. This an automatic screening device for production of lithium cell negative electrode material carries out the current-limiting to lithium cell negative electrode material through the through-hole that sets up, reduces the inflow at discharge gate top to the screening time on extension screening layer, and then improve the screening quality.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view of the inner structure of the outer case of embodiment 1;

FIG. 3 is a schematic view of the structure of a screening layer in example 1;

FIG. 4 is a schematic view of the feed chute structure of example 1.

The various reference numbers in the figures mean:

100. an outer box; 110. a feed chute; 111. a restrictor plate; 120. a support leg; 130. a feed inlet; 131. a material guide plate; 140. a side discharge hole; 141. a side discharge chute; 150. a bottom discharge hole; 151. an anti-accumulation plate; 152. a bottom discharge chute; 200. a screening layer; 210. a top layer filter plate; 220. a middle layer filter plate; 230. the bottom filter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-4, the present invention provides an automatic screening device for producing lithium battery cathode material, comprising an outer box 100 and a screening layer 200 disposed inside the outer box 100, wherein the top of the outer box 100 is provided with a feed inlet 130, the bottom of the feed inlet 130 is provided with the screening layer 200, the screening layer 200 comprises a top layer filter plate 210, the bottom of the top layer filter plate 210 is provided with a middle layer filter plate 220, the bottom of the middle layer filter plate 220 is provided with a bottom layer filter plate 230, the top layer filter plate 210, the middle layer filter plate 220 and the bottom layer filter plate 230 are all of inverted V-shaped structure, three side discharge holes 140 are disposed at equal intervals from top to bottom on the left and right side walls of the outer box 100, one side of the side discharge hole 140 away from the outer box 100 is provided with a side discharge chute 141, the top layer filter plate 210, the middle layer filter plate 220 and the bottom layer filter plate 230 respectively pass through the side discharge holes, and the diameters of the filter screens of the top filter plate 210, the middle filter plate 220 and the bottom filter plate 230 are gradually decreased, thereby realizing the layer-by-layer screening.

During the use, the user of service pours lithium cell negative pole material into by feed inlet 130, at this moment, lithium cell negative pole material receives self action of gravity to pass through top layer filter 210 in proper order, middle level filter 220 and bottom filter 230, be less than its material through filter screen diameter at this in-process and continue the whereabouts, until falling into outer container 100 bottom, the filter surface roll-off side discharge gate 140 that is greater than filter screen diameter along its process, then enter into side blown down tank 141, thereby through top layer filter 210, middle level filter 220 and bottom filter 230 realize lithium cell negative pole material autofilter, thereby reduce the burden of artifical screening.

In this embodiment, bottom filter 230 bottom is equipped with prevents long-pending board 151, the front side of preventing long-pending board 151 is equipped with bottom discharge gate 150, the top surface of preventing long-pending board 151 slopes to bottom discharge gate 150, bottom discharge gate 150 front side is equipped with bottom discharge tank 152, in the use, because the top surface of preventing long-pending board 151 slopes to bottom discharge gate 150, consequently, the lithium cell cathode material that falls into the bottom of outer container 100 receives the action of gravity along preventing long-pending board 151 roll-off bottom discharge gate 150, get into in the bottom discharge tank 152, thereby avoid lithium cell cathode material to produce in outer container 100 bottom and pile up.

Further, the top of the feeding hole 130 is provided with a feeding groove 110, and the area of the top of the feeding groove 110 is larger than that of the bottom of the feeding groove, so that a user can conveniently feed the materials, and the spilling of the lithium battery cathode material is reduced.

Specifically, the bottom of the feed chute 110 is provided with the current-limiting plate 111, the top of the current-limiting plate 111 is provided with a plurality of through holes, the lithium battery negative electrode material in the feed chute 110 enters the feed inlet 130 through the through holes, the current of the lithium battery negative electrode material is limited through the through holes, and the inflow at the top of the discharge port 140 is reduced, so that the screening time of the screening layer 200 is prolonged, and the screening quality is improved.

In addition, feed inlet 130 bottom is equipped with two stock guides 131, and two stock guides 131 all incline to top layer filter 210 top to make the smooth falling on top layer filter 210 top of lithium cell negative pole material that feed inlet 130 flowed down, make lithium cell negative pole material's screening route maximize, further improve screening quality.

In addition, four corners of outer container 100 bottom all are equipped with stabilizer blade 120, and stabilizer blade 120 plays the supporting role to outer container 100, improves solid stability.

The automatic screening plant for lithium battery cathode material production of this embodiment is when specifically using, the user pours lithium battery cathode material into by feed chute 110, lithium battery cathode material in the feed chute 110 gets into feed inlet 130 through the through-hole, at this moment, lithium battery cathode material receives self action of gravity to pass through top layer filter 210 in proper order, middle level filter 220 and bottom filter 230, be less than its material through the filter screen diameter and continue the whereabouts at this in-process, until falling into the outer container 100 bottom, the filter surface roll-off side discharge gate 140 that is greater than the filter screen diameter along its process, then enter into side blown down tank 141, thereby pass through top layer filter 210, middle level filter 220 and bottom filter 230 realize the lithium battery cathode material autofilter, thereby reduce the burden of artifical screening.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic screening plant for production of lithium cell negative electrode material, includes outer container (100) and sets up screening layer (200) inside outer container (100), its characterized in that: the top of the outer box (100) is provided with a feed inlet (130), the bottom of the feed inlet (130) is provided with the screening layer (200), the screening layer (200) comprises a top layer filter plate (210), the bottom of the top layer filter plate (210) is provided with a middle layer filter plate (220), the bottom of the middle layer filter plate (220) is provided with a bottom layer filter plate (230), the top layer filter plate (210), the middle layer filter plate (220) and the bottom layer filter plate (230) are of an inverted V-shaped structure, the left side wall and the right side wall of the outer box (100) are provided with three side discharge holes (140) at equal intervals from top to bottom, one side of the side discharge hole (140) far away from the outer box (100) is provided with a side discharge groove (141), the top layer filter plate (210), the middle layer filter plate (220) and the bottom layer filter plate (, top layer filter (210), middle level filter (220) and bottom filter (230) top intermediate position is equipped with all and is equipped with the filter screen, just top layer filter (210), middle level filter (220) with the filter screen diameter of bottom filter (230) decreases progressively in proper order.

2. The automatic screening device for the production of the negative electrode material of the lithium battery as claimed in claim 1, wherein: bottom filter (230) bottom is equipped with prevents amasss board (151), the front side of preventing amasss board (151) is equipped with bottom discharge gate (150), the top surface of preventing amasss board (151) to bottom discharge gate (150) slope, bottom discharge gate (150) front side is equipped with bottom blown down tank (152).

3. The automatic screening device for the production of the negative electrode material of the lithium battery as claimed in claim 1, wherein: the top of the feed inlet (130) is provided with a feed chute (110), and the area of the top of the feed chute (110) is larger than that of the bottom.

4. The automatic screening device for the production of negative electrode materials of lithium batteries according to claim 3, characterized in that: the bottom of the feed tank (110) is provided with a flow limiting plate (111), and the top of the flow limiting plate (111) is provided with a plurality of through holes.

5. The automatic screening device for the production of the negative electrode material of the lithium battery as claimed in claim 4, wherein: the bottom of the feeding hole (130) is provided with two material guide plates (131), and the two material guide plates (131) are inclined towards the top of the top layer filtering plate (210).

6. The automatic screening device for the production of the negative electrode material of the lithium battery as claimed in claim 1, wherein: four corners of the bottom of the outer box (100) are provided with support legs (120).