CN212538771U

CN212538771U - Front section of kiln for producing lithium ion battery anode material

Info

Publication number: CN212538771U
Application number: CN202021077401.4U
Authority: CN
Inventors: 邓细平; 石兴周; 胡轶; 邓立新
Original assignee: Changsha Jielite Automation Equipment Co ltd
Current assignee: Changsha Jielite Automation Equipment Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-12
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a front section of a kiln for producing lithium ion battery anode materials, which comprises a trolley; the transition zone comprises a box body for accommodating the trolley, an inlet arranged at one side of the box body and an outlet arranged at the opposite side of the box body; one side of the outlet of the box body is provided with a locking device, and the locking device is used for connecting the box body with the oven; the first door body is arranged at the inlet and the second door body is arranged at the outlet; the second door body is provided with a heat-insulating layer; the first door body and the second door body also comprise an electric lifting device arranged on the box body; the isolation area is positioned on one side of an inlet of the box body and comprises a rack, two rails arranged on the rack in parallel, a conveying device arranged on the rack and a propelling device arranged between the two rails. The utility model discloses a lithium ion battery cathode material production kiln anterior segment is used for keeping apart the contact of oven and outside air, reduces the material in the inside conveying of oven, and inside the effectual external dust that prevents got into the oven, improved product quality and production efficiency.

Description

Front section of kiln for producing lithium ion battery anode material

Technical Field

The utility model relates to a lithium ion battery cathode material continuous kiln production technical field, in particular to lithium ion battery cathode material production kiln anterior segment.

Background

With the acceleration of economic construction pace in China and the increase of energy demand, it is a necessary way to fully utilize natural resources and convert solar energy into energy, a lithium ion battery is a rechargeable battery with the most advantageous performance at present, and with the continuous popularization of application, the demand of the lithium ion battery for anode materials is continuously increased. The anode materials adopted for preparing the lithium ion battery at present are mainly LiCoO2, LiNiO2, LiMn2O4 and the like and doping or modifying substances. The production process of the lithium battery positive electrode material comprises the steps of proportioning, sintering, crushing, coating, packaging and the like, and in the prior art, the materials are manually transferred during operation in each link. Because the materials are all in micron level, even part of the materials are all in nanometer level, dust can be generated in the process of carrying and transferring, once workers inhale, the dust is harmful to the bodies, and the working strength of production line staff is high, and the efficiency is low. The materials are not treated timely and easily absorb moisture or are mixed with foreign matters, so that the consistency and the quality of the product are seriously influenced. In the prior art, materials directly enter a kiln oven, so that outside air and dust can enter the oven, energy waste and low production efficiency are caused, and the materials are troublesome to drive in the oven.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a lithium ion battery cathode material production kiln anterior segment for keep apart the oven and the contact of outside air, reduce the conveying of material in the oven inside, inside the effectual external dust that prevents gets into the oven, improve product quality and production efficiency to the above-mentioned problem.

The front section of the kiln for producing the lithium ion battery anode material comprises: a trolley for conveying material;

a transition zone comprising a box housing the cart, an inlet disposed on one side of the box and an outlet disposed on an opposite side; the bottom of the box body is provided with a track groove for the trolley to pass through, one side of the outlet of the box body is provided with a locking device, and the locking device is used for connecting the box body with the oven; the first door body is arranged at the inlet and the second door body is arranged at the outlet; the second door body is provided with a heat-insulating layer; the first door body and the second door body also comprise electric lifting devices arranged on the box body;

the isolation area is positioned on one side of an inlet of the box body and comprises a rack, two rails arranged on the rack in parallel, a conveying device arranged on the rack and a propelling device arranged between the two rails; the conveying device is used for drawing the trolley to move on the track; the pushing device is positioned on one side of the inlet of the transition area and used for pushing the trolley into the oven.

Preferably, a sealing ring is arranged on one side, located on the oven, of the second door body, and the sealing ring is used for sealing the oven and the box body.

Preferably, the propelling device comprises an air cylinder arranged between the two rails and a pushing seat arranged at the output end of the air cylinder.

Preferably, the conveying device adopts a chain transmission.

Preferably, a protective cover is arranged on the cylinder.

Preferably, the trolley comprises a frame body, a tray frame arranged on the frame body and a travelling wheel arranged at the bottom of the frame body and matched with the track, wherein the tray frame is made of a tetrafluoro material.

Preferably, the first door body is arranged in a double-layer mode, and the first door body is made of polytetrafluoroethylene.

Preferably, one end of the track, which is located in the transition area, is provided with a buffer device, and a magnet is arranged in the buffer device and used for removing metal chips on the travelling wheels.

Compared with the prior art, the utility model discloses a beneficial effect of lithium ion battery cathode material production kiln anterior segment:

the front section of the lithium ion battery anode material production kiln comprises the trolley, the transition region and the isolation region, and by arranging the isolation region, materials are automatically conveyed on the trolley on the track through the conveying device, so that the labor force is reduced, and the production efficiency is improved; the materials are conveyed to the drying tunnel through the transition area, the transition area isolates the contact between the drying oven and the outside air, and the trolley is pushed to the drying tunnel through the pushing device, so that the conveying of the materials in the drying oven is reduced, the outside dust is prevented from entering the drying oven, and the product quality is improved; and the heat in the oven is prevented from being transmitted to the transition region by arranging the heat-insulating layer and the sealing layer on the second door body.

Drawings

Fig. 1 is a schematic structural diagram of a front section of a kiln for producing a lithium ion battery anode material according to the present invention;

FIG. 2 is a schematic diagram of another view of the embodiment of FIG. 1;

fig. 3 is a partial schematic structural view of the front section of the kiln for producing the lithium ion battery anode material of the present invention;

the device comprises a trolley 10, a frame 11, a tray frame 12, a travelling wheel 13, a transition area 20, a box 21, a first door 22, a second door 23, a sealing ring 231, an electric lifting device 24, an isolation area 30, a rack 31, a track 32, a conveying device 33, a propelling device 34, an air cylinder 341, a pushing seat 342 and a buffering device 40.

Detailed Description

The utility model provides a lithium ion battery cathode material production kiln anterior segment, referring to fig. 1 to 3, this lithium ion battery cathode material production kiln anterior segment includes: the trolley 10 is used for conveying materials, and comprises a trolley 10, a transition area 20 and an isolation area 30; the transition zone 20 comprises a box 21 housing the trolley 10, an inlet arranged at one side of the box 21 and an outlet arranged at the opposite side; a track 32 groove for the trolley 10 to pass through is formed in the bottom of the box body 21, and a locking device is arranged on one side of an outlet of the box body 21 and used for connecting the box body 21 with an oven; the first door body 22 is arranged at the inlet, and the second door body 23 is arranged at the outlet; the second door body 23 is provided with a heat insulation layer; the first door body 22 and the second door body 23 further comprise an electric lifting device 24 arranged on the box body 21; the isolation area 30 is positioned at one side of the inlet of the box body 21, and the isolation area 30 comprises a frame 31, two rails 32 arranged on the frame 31 in parallel, a conveying device 33 arranged on the frame 31, and a propelling device 34 arranged between the two rails 32; the conveying device 33 is used for dragging the trolley 10 to move on the track 32; the pushing device 34 is located at the inlet side of the transition area 20 and is used for pushing the trolley 10 into the oven. In this embodiment, the cart 10 automatically conveys the material through the conveying device 33, the first door 22 automatically ascends and descends to open, and reaches the interior of the box 21 for sealing transition, and the first door 22 automatically descends to close. After transition, the second door body 23 is opened, and the pushing mechanism pushes the trolley 10 into the oven. In this embodiment, referring to fig. 2, a sealing ring 231 is disposed on one side of the oven of the second door 23, and the sealing ring 231 is used for sealing the oven and the box 21.

In the present embodiment of the present invention, referring to fig. 3, the propelling device 34 includes a cylinder 341 disposed between the two rails 32 and a pushing seat 342 disposed at an output end of the cylinder 341. In another embodiment of the present invention, the cylinder 341 adopts a duplex cylinder 341 to push the trolley 10, the cylinder 341 adopts a cylinder diameter of 100mm to push 27 trolleys 10 in the kiln, and the maximum weight of each trolley is 500 kg.

Further, conveyer 33 adopts chain transmission, conveyer 33 include with the motor of frame 31 one end, set up in the action wheel of motor output shaft, set up in the driven wheel of the frame 31 other end and the chain group of connecting action wheel and driven wheel, the chain group is 2 chains that are parallel to each other, be provided with the connecting seat on the chain, the connecting seat is used for connecting dolly 10.

Further, a protective cover is arranged on the cylinder 341 and used for preventing dust, so that the service life of the cylinder 341 is prolonged.

Further, the trolley 10 comprises a frame body 11, a tray frame 12 arranged on the frame body 11 and a traveling wheel 13 arranged at the bottom of the frame body 11 and matched with the rail 32, wherein the tray frame 12 is made of a tetrafluoro material, and friction between the tray and the tray frame 12 is reduced.

In this embodiment, the first door 22 is provided in two layers, and the first door 22 is made of polytetrafluoroethylene. When the first door 22 is lifted automatically, the first door 22 and the box 21 have no friction and no metal chips.

In this embodiment, a buffer device 40 is disposed at one end of the rail 32 located in the transition area 20, and a magnet is disposed in the buffer device 40 and used for removing metal chips on the traveling wheels 13.

the front section of the lithium ion battery anode material production kiln comprises a trolley 10, a transition area 20 and an isolation area 30, and by arranging the isolation area 30, materials are automatically conveyed on the trolley 10 on a track 32 through a conveying device 33, so that the labor force is reduced, and the production efficiency is improved; the materials are conveyed to the drying tunnel through the transition area 20, the transition area 20 isolates the contact between the drying tunnel and the outside air, and the trolley 10 is pushed to the drying tunnel through the pushing device 34, so that the conveying of the materials in the drying tunnel is reduced, the outside dust is prevented from entering the drying tunnel, and the product quality is improved; through the arrangement of the heat insulation layer and the sealing layer on the second door body 23, the heat in the oven is prevented from being transmitted to the transition region 20.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a lithium ion battery cathode material production kiln anterior segment which characterized in that includes:

a trolley for conveying material;

2. The front section of a lithium ion battery anode material production kiln furnace as claimed in claim 1, wherein the second door body is provided with a sealing ring on one side of the oven, and the sealing ring is used for sealing the oven and the interior of the oven body.

3. The front section of the lithium ion battery anode material production kiln of claim 1, wherein the pushing device comprises a cylinder arranged between the two rails and a pushing seat arranged at the output end of the cylinder.

4. The front section of the lithium ion battery anode material production kiln furnace of claim 1, wherein the conveying device adopts a chain transmission.

5. The front section of the kiln for producing the lithium ion battery cathode material as claimed in claim 3, wherein the cylinder is provided with a protective cover.

6. The front section of a kiln for producing the lithium ion battery cathode material as claimed in claim 1, wherein the trolley comprises a frame body, a tray frame arranged on the frame body, and a travelling wheel arranged at the bottom of the frame body and adapted to the track, wherein the tray frame is made of a tetrafluoro material.

7. The front section of a kiln for producing a lithium ion battery cathode material according to claim 1, wherein the first door body is arranged in a double-layer manner and made of polytetrafluoroethylene.

8. The front section of the lithium ion battery cathode material production kiln furnace as claimed in claim 6, wherein a buffer device is arranged at one end of the track in the transition zone.