CN212702914U

CN212702914U - Lithium battery negative graphite dustproof screening device

Info

Publication number: CN212702914U
Application number: CN202021141045.8U
Authority: CN
Inventors: 刘林盛; 朱许淋
Original assignee: Jiangxi Shengchuang New Energy Science And Technology Co ltd
Current assignee: Jiangxi Shengchuang New Energy Science And Technology Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-16
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a lithium battery negative electrode graphite dustproof screening device, which comprises a shell, wherein pipelines are respectively clamped on the left side and the right side of the upper surface of the shell, one end of each pipeline is provided with a suction nozzle, the two suction nozzles are positioned in the shell, the other ends of the two pipelines are communicated with the upper surface of a box body, the front surface of the box body is fixedly connected above the back surface of the shell body, and a filter element is arranged above the inner part of the box body; the utility model discloses a set up the biax motor, when the biax motor starts, the rotatory air that drives in the box of flabellum flows for the suction nozzle can be in the casing produces the dust through the pipeline suction box, filters the back through crossing the filter core, discharges through a plurality of ventilation hole, thereby has reached the effect of dust removal, and the biax motor drives second bevel gear and first pivot through first bevel gear simultaneously and drives the cam rotation, utilizes the cam rotation to make the sieve vibrations, strengthens the effect of sieve to graphite screening.

Description

Lithium battery negative graphite dustproof screening device

Technical Field

The utility model belongs to graphite screening field, concretely relates to dustproof sieving mechanism of lithium cell negative pole graphite.

Background

The lithium ion battery is a rechargeable battery which mainly depends on lithium ions moving between a positive electrode and a negative electrode to work; during charging and discharging, Li⁺And the insertion and the extraction are carried out back and forth between the two electrodes.

Lithium ion battery cathode material adopts graphite as the raw materials more, and when using graphite, needs to process graphite to guarantee that graphite particle size is similar, but current screening plant does not have dustproof effect, leads to at the screening in-process, produces a large amount of dusts, and the workman is under the dust for a long time, causes the injury to the health easily, and the graphite dust floats to the external world, needs the workman to clear up, thereby has brought the inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell negative pole graphite sieving mechanism that prevents dust to solve current graphite screening plant and not have dustproof effect, the dust of production brings harm to workman's health easily, and floats the problem that is difficult to the clearance to dust all around.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery negative electrode graphite dustproof screening device comprises a shell, pipelines are clamped on the left side and the right side of the upper surface of the shell, one ends of the two pipelines are respectively provided with a suction nozzle, the two suction nozzles are positioned in the shell, the other ends of the two pipelines are respectively communicated with the upper surface of a box body, the front surface of the box body is fixedly connected above the back surface of the shell, a filter core is arranged above the inner part of the box body, a double-shaft motor is clamped on the lower surface of the box body, an output shaft at one end of the double-shaft motor is provided with a fan blade, the fan blade is positioned in the box body, an output shaft at the other end of the double-shaft motor is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the front surface of the second bevel gear is fixedly connected with a first rotating shaft, the positive one end fixedly connected with cam of first pivot, the bottom overlap joint of cam has the sieve, the sieve sets up in the casing.

Preferably, a plurality of ventilation holes are formed in the lower surface of the box body, and the ventilation holes are annularly arranged around the double-shaft motor.

Preferably, the right flank fixedly connected with slider of sieve, slider sliding connection is in the spout, the top at the shells inner wall right flank is seted up to the spout, the lower surface of slider is through the lower fixed surface connection of first spring and spout inner wall.

Preferably, the left side of sieve lower surface is passed through the left side fixed connection of resilient means and shells inner wall lower surface, the left surface of sieve passes logical groove and with the right flank overlap joint of baffle, logical groove is seted up in the below of casing left surface, the upper surface of baffle is passed through the hinge and is articulated with the left surface of casing.

Preferably, the elastic device comprises a cylinder, the bottom end of the cylinder is fixedly connected to the left side of the lower surface of the inner wall of the shell, the lower surface of the inner wall of the cylinder is fixedly connected to the bottom end of the movable rod through a second spring, and the top end of the movable rod is fixedly connected to the left side of the lower surface of the sieve plate.

Preferably, the upper surface of casing is provided with the feeder hopper, be provided with rotating device in the feeder hopper, the lower surface of casing is provided with the discharging pipe, be provided with the valve in the discharging pipe.

Preferably, rotating device includes two second bearings, two the one side that the second bearing was kept away from each other is the joint respectively at the front and the back of feeder hopper inner wall, two the second bearing cup joints in same second pivot, four commentaries on classics boards of fixed surface of second pivot are connected with.

Compared with the prior art, the beneficial effects of the utility model are that: this dustproof sieving mechanism of lithium cell negative pole graphite can detach the graphite dust of production at the in-process of screening graphite to play dirt-proof effect, avoided the dust to bring harm to workman's health, avoid the dust simultaneously to float to all around and be difficult to the clearance, thereby brought the convenience for the workman uses.

1. Through setting up the biax motor, when the biax motor starts, the rotatory air that drives in the box of flabellum flows for the suction nozzle can be in the casing produces the dust through the pipeline suction box, filter the back through the filter core, discharge through a plurality of ventilation hole, thereby the effect of removing dust has been reached, simultaneously the biax motor drives second bevel gear and first pivot through first bevel gear and drives the cam rotatory, utilizes cam rotation to make the sieve vibrations, strengthens the effect of sieve to graphite screening.

2. Through setting up slider, spout, first spring and resilient means, can be stable fix the sieve in the casing, under the rotatory effect of cooperation cam simultaneously for the sieve has the effect of vibrations from top to bottom, thereby has promoted the effect of sieve to graphite screening.

3. Through setting up rotating device, when the graphite raw materials poured into in the feeder hopper, the graphite raw materials drove and changes the board rotation for on the even sieve that falls of graphite raw materials, change the board simultaneously and also can block that the dust drifts out from the feeder hopper, make the casing form an incomplete sealed environment, guaranteed the going on that the dust removal can be normal.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural diagram of the present invention viewed from the right;

FIG. 3 is an enlarged schematic view of part A of the present invention;

FIG. 4 is an enlarged schematic view of part B of the present invention;

fig. 5 is an enlarged sectional structure diagram of the elastic device of the present invention.

In the figure: 1. a housing; 2. a pipeline; 3. a suction nozzle; 4. a box body; 5. a filter element; 6. a double-shaft motor; 7. a fan blade; 8. a vent hole; 9. a first bevel gear; 10. a second bevel gear; 11. a first rotating shaft; 12. a first bearing; 13. a cam; 14. a sieve plate; 15. a slider; 16. a chute; 17. a first spring; 18. an elastic device; 181. a cylinder; 182. a second spring; 183. a movable rod; 19. a through groove; 20. a baffle plate; 21. a feed hopper; 22. a rotating device; 221. a second bearing; 222. a second rotating shaft; 223. rotating the plate; 23. a discharge pipe; 24. and (4) a valve.

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.

Referring to fig. 1-5, the present invention provides a technical solution:

a lithium battery negative electrode graphite dustproof screening device comprises a shell 1, pipelines 2 are respectively clamped on the left side and the right side of the upper surface of the shell 1, one ends of the two pipelines 2 are respectively provided with a suction nozzle 3, the two suction nozzles 3 are respectively positioned in the shell 1, the other ends of the two pipelines 2 are respectively communicated with the upper surface of a box body 4, the front side of the box body 4 is fixedly connected above the back side of the shell 1, a filter core 5 is arranged above the inner part of the box body 4, a double-shaft motor 6 is clamped on the lower surface of the box body 4, an output shaft at one end of the double-shaft motor 6 is provided with a fan blade 7, the fan blade 7 is positioned in the box body 4, a first bevel gear 9 is fixedly connected with an output shaft at the other end of the double-shaft motor 6, the first bevel gear 9 is meshed with a second bevel gear 10, a first rotating shaft 11 is fixedly connected on, the positive one end fixedly connected with cam 13 of first pivot 11, the bottom overlap joint of cam 13 has sieve 14, and sieve 14 sets up in casing 1.

In order to realize ventilation of the box body 4, in this embodiment, preferably, the lower surface of the box body 4 is provided with a plurality of ventilation holes 8, and the plurality of ventilation holes 8 are annularly arranged around the dual-shaft motor 6.

In order to ensure that the right end of the sieve plate 14 is stably and flexibly fixed on the casing 1, in this embodiment, preferably, the right side surface of the sieve plate 14 is fixedly connected with a sliding block 15, the sliding block 15 is slidably connected in a sliding groove 16, the sliding groove 16 is arranged above the right side surface of the inner wall of the casing 1, and the lower surface of the sliding block 15 is fixedly connected with the lower surface of the inner wall of the sliding groove 16 through a first spring 17.

In order to prevent dust from flying out of the through groove 19, in the embodiment, preferably, the left side of the lower surface of the screen plate 14 is fixedly connected with the left side of the lower surface of the inner wall of the casing 1 through the elastic device 18, the left side surface of the screen plate 14 passes through the through groove 19 and is overlapped with the right side surface of the baffle plate 20, the through groove 19 is opened below the left side surface of the casing 1, and the upper surface of the baffle plate 20 is hinged with the left side surface of the casing 1 through a hinge.

In order to ensure that the left end of the screen plate 14 is stably and flexibly fixed, in this embodiment, preferably, the elastic device 18 includes a cylinder 181, a bottom end of the cylinder 181 is fixedly connected to the left side of the lower surface of the inner wall of the casing 1, a lower surface of the inner wall of the cylinder 181 is fixedly connected to a bottom end of the movable rod 183 through a second spring 182, and a top end of the movable rod 183 is fixedly connected to the left side of the lower surface of the screen plate 14.

In order to facilitate the addition or discharge of graphite by workers, in the embodiment, it is preferable that the upper surface of the housing 1 is provided with a feeding hopper 21, a rotating device 22 is arranged in the feeding hopper 21, the lower surface of the housing 1 is provided with a discharging pipe 23, and a valve 24 is arranged in the discharging pipe 23.

In order to ensure that the graphite raw material uniformly falls down, in this embodiment, preferably, the rotating device 22 includes two second bearings 221, one side of the two second bearings 221, which is far away from each other, is respectively clamped on the front and the back of the inner wall of the feeding hopper 21, the two second bearings 221 are sleeved on the same second rotating shaft 222, and the surface of the second rotating shaft 222 is fixedly connected with four rotating plates 223.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, a worker controls the double-shaft motor 6 to start through the external switch, the double-shaft motor 6 drives the fan blade 7 and the first bevel gear 9 to rotate simultaneously, the first bevel gear 9 drives the cam 13 to rotate through the second bevel gear 10 and the first rotating shaft 11, when the cam 13 rotates for 180 degrees and does not extrude the sieve plate 14 any more, the elastic force generated by the first spring 17 and the second spring 182 drives the sieve plate 14 to move upwards through the slider 15 and the movable rod 183 respectively, when the cam 13 rotates for 180 degrees again, the cam 13 drives the sieve plate 14 to move downwards, under the continuous rotation of the cam 13, the sieve plate 14 forms strong vibration, the falling graphite raw material is screened, meanwhile, the fan blade 7 rotates to drive the air in the box body 4 to be discharged from the plurality of ventilation holes 8, so that the suction nozzle 3 generates suction force, the graphite dust in the shell body 1 is conveyed into the box body 4 through the pipeline, under the filtering effect of the filter element 5, the dust removal purpose is achieved, finally, a worker opens the baffle 20 to discharge the graphite raw material with larger particles, and then controls the valve 24 to open and close to collect the qualified raw material after screening.

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

Claims

1. The utility model provides a lithium cell negative pole graphite sieving mechanism that prevents dust, includes casing (1), its characterized in that: the pipeline cleaning device is characterized in that pipelines (2) are respectively connected to the left side and the right side of the upper surface of the shell (1), one ends of the two pipelines (2) are respectively provided with a suction nozzle (3), the two suction nozzles (3) are respectively positioned in the shell (1), the other ends of the two pipelines (2) are respectively communicated with the upper surface of the box body (4), the front surface of the box body (4) is fixedly connected above the back surface of the shell (1), a filter core (5) is arranged above the inner part of the box body (4), a double-shaft motor (6) is connected to the lower surface of the box body (4) in a clamping manner, an output shaft at one end of the double-shaft motor (6) is provided with a fan blade (7), the fan blade (7) is positioned in the box body (4), an output shaft at the other end of the double-shaft motor (6) is fixedly connected with, the front fixedly connected with first pivot (11) of second bevel gear (10), first bearing (12) have been cup jointed on the surface of first pivot (11), first bearing (12) joint is in the top at casing (1) back, the positive one end fixedly connected with cam (13) of first pivot (11), the bottom overlap joint of cam (13) has sieve (14), sieve (14) set up in casing (1).

2. The lithium battery negative electrode graphite dustproof screening device of claim 1, characterized in that: a plurality of ventilation holes (8) are formed in the lower surface of the box body (4), and the ventilation holes (8) are annularly arranged around the double-shaft motor (6).

3. The lithium battery negative electrode graphite dustproof screening device of claim 2, characterized in that: the right flank fixedly connected with slider (15) of sieve (14), slider (15) sliding connection is in spout (16), the top at casing (1) inner wall right flank is seted up in spout (16), the lower surface of slider (15) is through the lower fixed surface connection of first spring (17) and spout (16) inner wall.

4. The lithium battery negative electrode graphite dustproof screening device of claim 1, characterized in that: the left side of sieve (14) lower surface passes through the left side fixed connection of resilient means (18) and casing (1) inner wall lower surface, the left surface of sieve (14) pass through groove (19) and with the right flank overlap joint of baffle (20), the below at casing (1) left surface is seted up to groove (19), the upper surface of baffle (20) is passed through the hinge and is articulated with the left surface of casing (1).

5. The lithium battery negative electrode graphite dustproof screening device according to claim 4, characterized in that: elastic device (18) include drum (181), the bottom fixed connection of drum (181) is in the left side of casing (1) inner wall lower surface, the lower surface of drum (181) inner wall passes through the bottom fixed connection of second spring (182) and movable rod (183), the top fixed connection of movable rod (183) is in the left side of sieve (14) lower surface.

6. The lithium battery negative electrode graphite dustproof screening device of claim 1, characterized in that: the upper surface of casing (1) is provided with feeder hopper (21), be provided with rotating device (22) in feeder hopper (21), the lower surface of casing (1) is provided with discharging pipe (23), be provided with valve (24) in discharging pipe (23).

7. The lithium battery negative electrode graphite dustproof screening device of claim 6, characterized in that: rotating device (22) include two second bearings (221), two the one side that keeps away from each other of second bearing (221) is the joint respectively at the front and the back of feeder hopper (21) inner wall, two second bearing (221) cup joint on same second pivot (222), the fixed surface of second pivot (222) is connected with four commentaries on classics boards (223).