CN218915889U

CN218915889U - Lithium battery negative electrode material preparation high-temperature furnace capable of continuously producing

Info

Publication number: CN218915889U
Application number: CN202223121858.2U
Authority: CN
Inventors: 奉平; 蒋北平; 张铸杰; 黄湘平; 何伟
Original assignee: Dongguan Sanmo Material Co ltd
Current assignee: Dongguan Sanmo Material Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-25
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a high-temperature furnace for preparing lithium battery cathode materials, which can be continuously produced, and particularly relates to the field of high-temperature furnaces. The utility model has the advantages of improving the heating efficiency of asphalt, enabling asphalt to be heated more uniformly, treating toxic gas generated by asphalt melting and preventing the surrounding environment from being polluted.

Description

Lithium battery negative electrode material preparation high-temperature furnace capable of continuously producing

Technical Field

The utility model relates to the technical field of high-temperature furnaces, in particular to a high-temperature furnace for preparing lithium battery anode materials capable of being continuously produced.

Background

At present, in the stage of coating and granulating the lithium battery cathode material, the asphalt in the raw materials is melted by heat in the production process, most of the asphalt is heated by adopting a cross heating furnace, most of the heating furnaces in the market show inconvenient installation or have short functions, the inconvenient installation mainly shows that the heating furnaces need to be welded and fixed on site or a layer of fixed platform is added, and thus, the labor and material resources are consumed.

The utility model patent of patent publication No. CN216458748U discloses a lithium battery cathode material preparation high-temperature furnace capable of continuously producing, which comprises a heating furnace and a reaction kettle, wherein the heating furnace is of a sleeve structure, the outer diameter of the reaction kettle is smaller than the inner diameter of the heating furnace, the reaction kettle is arranged in an inner cavity of the heating furnace, first lugs are arranged on the outer side of the upper part of the reaction kettle, at least two first lugs are arranged, the first lugs are hung on the top surface of the heating furnace, and a gap is formed between the reaction kettle and the heating furnace. The gap capable of flowing air is formed in the inner cavity of the heating furnace, when the material is fed after being finished, the external air and the air in the inner cavity of the heating furnace are continuously exchanged through the external connecting pipeline, the heat in the reaction kettle is rapidly reduced in an air cooling mode, the problem of discontinuous production caused by too low temperature in the furnace is avoided, and the continuity of feeding immediately after the material is finished for one time is realized.

However, when the structure is in actual use, the air in the inner cavity of the heating furnace and the air outside are subjected to uninterrupted exchange to cool down, so that asphalt in the reaction kettle is heated, a large amount of toxic gas is generated when the asphalt is heated and melted, the surrounding environment is easy to pollute, and the asphalt in the reaction kettle is heated by the heating furnace, and is melted inwards from the inner wall of the reaction kettle, so that the melting efficiency is low, and therefore, the high-temperature furnace for preparing the lithium battery anode material capable of continuously producing is provided.

Disclosure of Invention

The technical scheme of the utility model aims at solving the technical problem of overlarge singleness in the prior art and provides a solution which is obviously different from the prior art. In order to overcome the defects in the prior art, the utility model provides a high-temperature furnace for preparing a lithium battery anode material, which can be continuously produced, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium cell negative pole material preparation high temperature furnace that can carry out production in succession, including the furnace body, the landing leg, the venthole, reation kettle, the top cap, the feed inlet, furnace chamber and inlet port, the furnace chamber has been seted up in the furnace chamber, install reation kettle installs the top cap in the reation kettle top, be provided with the feed inlet on the top cap, the venthole has been seted up on furnace chamber top both sides, the inlet port has been seted up to furnace chamber bottom symmetry, install rabbling mechanism in the reation kettle, be connected with flue gas processing assembly on the top cap, furnace body top one side is provided with the water tank, flue gas processing assembly one end lets in the water tank bottom, the welding of furnace chamber top has the layer board, the welding has the frame plate on the reation kettle, the frame plate articulates on the layer board.

Preferably, the bottom end of the reaction kettle is connected with a discharging pipe, and a valve is arranged on the discharging pipe.

Preferably, the stirring mechanism comprises a motor mounted on the top cover.

The bull stick, bull stick top and motor connection, the bottom lets in reation kettle.

The stirring blades are uniformly arranged on the rotating rod and are positioned inside the reaction kettle.

Preferably, the fume treatment assembly comprises a fume exhaust pipe vertically connected to the top cover.

The adsorption box is arranged at the top end of the smoke exhaust pipe.

The activated carbon adsorption block is placed inside the adsorption box.

And one end of the smoke outlet pipe is connected with the adsorption box, and the other end of the smoke outlet pipe is communicated with the bottom end of the water tank.

Preferably, a sealing cover is arranged at the top end of the adsorption box, and a sealing gasket is arranged between the sealing cover and the adsorption box.

Preferably, the smoke exhaust pipe is communicated with the adsorption box, and the adsorption box is communicated with the smoke outlet pipe.

The utility model has the technical effects and advantages that:

1. through the arrangement of the motor, the rotating rod and the stirring blade, compared with the prior art, the motor can drive the rotating rod in the reaction kettle to drive the stirring blade to rotate, so that the stirring blade stirs asphalt in the reaction kettle, the asphalt in the reaction kettle can be heated uniformly, the melting efficiency is improved, and the processing efficiency is improved;

2. through the setting of discharging fume pipe, adsorption box, active carbon adsorption piece, play tobacco pipe and water tank, compare with prior art, in the in-process that pitch melted produces harmful gas can get into the adsorption box through discharging fume pipe, adsorb by active carbon adsorption piece, in the rethread goes out the tobacco pipe and gets into the water tank, carries out the miscibility by water and the remaining harmful gas in the water tank to prevent in the harmful gas gets into the surrounding environment, thereby protect the environment around the bloom not polluted.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of the overall section structure of the present utility model.

Fig. 3 is a schematic view of the inner structure of the cavity of the present utility model.

Fig. 4 is a schematic view of the structure of the flue gas treatment assembly of the present utility model.

Fig. 5 is a schematic structural view of the stirring mechanism of the present utility model.

The reference numerals are: 1. a furnace body; 2. a support leg; 3. an air outlet hole; 4. a reaction kettle; 5. a frame plate; 6. a top cover; 7. a stirring mechanism; 701. a motor; 702. a rotating rod; 703. stirring the leaves; 8. a feed inlet; 9. a flue gas treatment assembly; 901. a smoke exhaust pipe; 902. an adsorption box; 903. an activated carbon adsorption block; 904. a smoke outlet pipe; 10. a water tank; 11. a cavity; 12. a supporting plate; 13. an air inlet hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The high-temperature furnace for preparing lithium battery cathode materials capable of being continuously produced comprises a furnace body 1, supporting legs 2, air outlet holes 3, a reaction kettle 4, a top cover 6, a feed inlet 8, a furnace chamber 11 and an air inlet 13, wherein the furnace chamber 11 is arranged in the furnace body 1, the reaction kettle 4 is arranged in the furnace chamber 11, the top cover 6 is arranged at the top end of the reaction kettle 4, the feed inlet 8 is arranged on the top cover 6, the air outlet holes 3 are arranged at two sides of the top end of the furnace chamber 11, the air inlet holes 13 are symmetrically arranged at the bottom end of the furnace chamber 11, a stirring mechanism 7 is arranged in the reaction kettle 4, the top cover 6 is connected with a flue gas treatment assembly 9, a water tank 10 is arranged at one side of the top end of the furnace body 1, one end of the flue gas treatment assembly 9 is led into the bottom end of the water tank 10, a supporting plate 12 is welded at the top end of the furnace chamber 11, a frame plate 5 is welded on the reaction kettle 4, and the frame plate 5 is connected on the supporting plate 12.

As shown in fig. 2, the bottom end of the reaction kettle 4 is connected with a discharge pipe, and a valve is arranged on the discharge pipe so as to discharge processed asphalt from the discharge pipe and control the opening and closing of the discharge pipe through the valve.

As shown in fig. 5, the stirring mechanism 7 includes a motor 701, and the motor 701 is mounted on the top cover 6.

The top end of the rotating rod 702 is connected with the motor 701, and the bottom end of the rotating rod 702 is introduced into the reaction kettle 4.

A plurality of stirring blades 703, each stirring blade 703 is uniformly mounted on the rotating rod 702 and is located inside the reaction kettle 4.

When stirring pitch, motor 701 operation for bull stick 702 rotates, thereby makes stirring leaf 703 stir the pitch in the reation kettle 4, makes pitch can evenly be heated, melts fast, improves machining efficiency.

As shown in fig. 4, the fume treatment assembly 9 comprises a fume exhaust pipe 901, and the fume exhaust pipe 901 is vertically connected to the top cover 6.

The adsorption box 902, the adsorption box 902 is installed on the top end of the smoke exhaust pipe 901.

Activated carbon adsorption block 903, activated carbon adsorption block 903 is placed inside adsorption box 902, so that activated carbon adsorption block 903 adsorbs harmful gases generated by asphalt melting.

And one end of the smoke outlet pipe 904 is connected with the adsorption box 902, and the other end of the smoke outlet pipe 904 is communicated with the bottom end of the water tank 10.

As shown in fig. 1 and fig. 2, a sealing cover is installed at the top end of the adsorption box 902, a sealing gasket is arranged between the sealing cover and the adsorption box 902, so that the adsorption box 902 is conveniently opened, the activated carbon adsorption block 903 is conveniently adsorbed, and meanwhile, the sealing gasket can improve the tightness between the adsorption box 902 and the sealing cover, and harmful gas is prevented from being discharged from a gap.

As shown in fig. 4, the smoke exhaust 901 is communicated with the adsorption box 902, and the adsorption box 902 is communicated with the smoke exhaust 904.

The working principle of the utility model is as follows: when the high-temperature furnace for preparing the lithium battery anode material is used for heating asphalt required by the lithium battery anode material, firstly, air is introduced into an air inlet hole 13 at the bottom end of a furnace body 1 to enter a furnace chamber 11, and then mixed gas is discharged from an air outlet hole 3, so that the overall temperature of the furnace body 1 is quickly reduced, and continuous production is ensured;

in the process of heating the reaction kettle 4, the stirring mechanism 7 is operated to stir asphalt in the reaction kettle 4, so that the asphalt is heated uniformly, the processing efficiency can be improved, meanwhile, harmful gas generated in the asphalt melting process enters the adsorption box 902 from the smoke exhaust pipe 901, the harmful gas is adsorbed once by the activated carbon adsorption block 903 in the adsorption box 902, and then enters the bottom end of the water tank 10 through the smoke exhaust pipe 904, so that residual harmful gas can be completely dissolved into water in the water tank 10, and the harmful gas generated by asphalt melting is fully adsorbed and prevented from being discharged into surrounding air.

The utility model has the advantages of improving the heating efficiency of asphalt, enabling asphalt to be heated more uniformly, treating toxic gas generated by asphalt melting and preventing the surrounding environment from being polluted.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a lithium cell negative pole material preparation high temperature furnace that can carry out production in succession, includes furnace body (1), landing leg (2), venthole (3), reation kettle (4), top cap (6), feed inlet (8), furnace chamber (11) and inlet port (13), furnace chamber (11) have been seted up in furnace body (1), install reation kettle (4) in furnace chamber (11), top cap (6) are installed on reation kettle (4) top, be provided with feed inlet (8) on top cap (6), venthole (3) have been seted up on furnace chamber (11) top both sides, inlet port (13) have been seted up to furnace chamber (11) bottom symmetry, its characterized in that: install rabbling mechanism (7) in reation kettle (4), be connected with flue gas treatment assembly (9) on top cap (6), furnace body (1) top one side is provided with water tank (10), water tank (10) bottom is let in to flue gas treatment assembly (9) one end, furnace chamber (11) top welding has layer board (12), the welding has frame plate (5) on reation kettle (4), frame plate (5) are erect and are connect on layer board (12).

2. The continuous production lithium battery anode material preparation high-temperature furnace according to claim 1, wherein the high-temperature furnace is characterized in that: the bottom end of the reaction kettle (4) is connected with a discharge pipe, and a valve is arranged on the discharge pipe.

3. The continuous production lithium battery anode material preparation high-temperature furnace according to claim 1, wherein the high-temperature furnace is characterized in that: the stirring mechanism (7) comprises a motor (701), and the motor (701) is arranged on the top cover (6);

the top end of the rotating rod (702) is connected with the motor (701), and the bottom end of the rotating rod (702) is communicated into the reaction kettle (4);

and a plurality of stirring blades (703), wherein each stirring blade (703) is uniformly arranged on the rotating rod (702) and is positioned inside the reaction kettle (4).

4. The continuous production lithium battery anode material preparation high-temperature furnace according to claim 1, wherein the high-temperature furnace is characterized in that: the smoke treatment assembly (9) comprises a smoke exhaust pipe (901), and the smoke exhaust pipe (901) is vertically connected to the top cover (6);

the adsorption box (902), the adsorption box (902) is installed at the top end of the smoke exhaust pipe (901);

an activated carbon adsorption block (903), the activated carbon adsorption block (903) being placed inside an adsorption cassette (902);

and one end of the smoke outlet pipe (904) is connected with the adsorption box (902), and the other end of the smoke outlet pipe (904) is communicated with the bottom end of the water tank (10).

5. The continuous production lithium battery anode material preparation high-temperature furnace according to claim 4, wherein the high-temperature furnace is characterized in that: the top end of the adsorption box (902) is provided with a sealing cover, and a sealing gasket is arranged between the sealing cover and the adsorption box (902).

6. The continuous production lithium battery anode material preparation high-temperature furnace according to claim 4, wherein the high-temperature furnace is characterized in that: the smoke exhaust pipe (901) is communicated with the adsorption box (902), and the adsorption box (902) is communicated with the smoke outlet pipe (904).