CN211026961U

CN211026961U - A oven for coating of lithium ion battery pole piece

Info

Publication number: CN211026961U
Application number: CN201921469787.0U
Authority: CN
Inventors: 曹华伟; 李涛; 陶晶
Original assignee: Dongguan Yisaineng New Energy Technology Co ltd
Current assignee: Dongguan Yisaineng New Energy Technology Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-07-17
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses an oven for coating of lithium ion battery pole piece, including oven body, oven body's surface is provided with the gas vent, and oven body's fixed surface is connected with the blast pipe, and the filter has been cup jointed to the surface gas outlet of blast pipe, and the fixed surface of blast pipe is connected with the cooler bin, and the lower water port department of blast pipe is connected with the water storage box, and the surface of water storage box and cooler bin is provided with the drain valve. This kind of an oven for lithium ion battery pole piece coating, vapor passes through the blast pipe and upwards discharges, cool down blast pipe serpentine portion through the cooler bin, make vapor liquefy, then steam can upwards pass through the first filter screen of filter inner wall, first active carbon and first filter pulp filter discharge, water after the liquefaction flows into the water storage box downwards along the blast pipe and passes through the second filter screen, second active carbon and second filter pulp filter, the vapor of discharging causes the injury to the human body when preventing to dry with this.

Description

A oven for coating of lithium ion battery pole piece

Technical Field

The utility model relates to a battery pole piece production technical field specifically is an oven for coating of lithium ion battery pole piece.

Background

The electric core of the lithium battery comprises a positive plate and a negative plate, wherein the positive plate is formed by coating positive slurry on an aluminum foil and drying the positive slurry, and the negative plate is formed by coating negative slurry on a copper foil and drying the negative slurry.

When present drying device was dried at article, vapor was direct to be discharged through the exhaust hole, but electrode slice can be adulterated with the thick liquids of scribbling in the in-process vapor of stoving, and direct emission can influence air quality and respiratory tract lung can cause the injury to the human body in the air processing workshop like this.

Most of coating and drying devices for electrode plate production are single-side coating, and coating in the opposite direction is needed after the coating and drying devices are finished, so that the production efficiency is reduced, the temperature distribution in a drying box is not uniform, the drying effect is not good, and the final product performance is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oven for lithium ion battery pole piece coating to the steam that produces when solving the stoving causes the problem of injury to the human body.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oven for coating of lithium ion battery pole piece, includes oven body, oven body's surface is provided with the gas vent, oven body's fixed surface is connected with the blast pipe, the filter has been cup jointed to the surface gas outlet of blast pipe, the fixed surface of blast pipe is connected with the cooling tank, the lower mouth of sewer department of blast pipe is connected with the water storage box, the surface of water storage box and cooling tank is provided with the drain valve.

Preferably, the bottom of the inner side of the filter is provided with a first filter screen, the upper end of the inner side of the filter is provided with first filter cotton, and first activated carbon particles are filled between the first filter cotton and the first filter screen.

Preferably, a second filter screen is arranged at the upper end of the inner side of the water inlet of the water storage tank, second filter cotton is arranged on the inner side of the lower end of the water inlet of the water storage tank, and second activated carbon particles are filled between the second filter cotton and the second filter screen.

Preferably, the inboard of oven body is provided with first dry chamber and second dry chamber, is provided with the intercommunication mouth between first dry chamber and the second dry chamber, and the inner wall surface in first dry chamber is provided with the stoving lamp, and the inner wall in second dry chamber is provided with the mounting groove, and the fan is installed to the inboard of mounting groove, and the inner wall in the lower extreme second dry chamber of fan is provided with the heating wire.

Preferably, guide rollers are arranged on the inner walls of the first drying cavity and the second drying cavity.

Compared with the prior art, the beneficial effects of the utility model are that: according to the drying oven for coating the lithium ion battery pole piece, firstly, water vapor is upwards discharged through the exhaust pipe, the serpentine part of the exhaust pipe is cooled through the cooling box, the water vapor is liquefied, then the steam can upwards pass through the first filter screen, the first activated carbon and the first filter cotton on the inner wall of the filter to be filtered and discharged, the liquefied water downwards flows into the water storage tank along the exhaust pipe and is filtered through the second filter screen, the second activated carbon and the second filter cotton, and therefore the water vapor discharged during drying is prevented from causing damage to a human body; second, electrode slice gets into oven body after, can get into first drying chamber and dry through the stoving lamp, then get into the drying chamber of second through the intercommunication mouth and blow the heat that the heating wire produced to the electrode slice with this drying efficiency who improves the electrode slice.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the exhaust pipe and its connection according to the present invention;

FIG. 3 is a cross-sectional view of the oven body of the present invention;

fig. 4 is a circuit diagram of the present invention.

In the figure: 1 oven body, 10 intercommunication mouths, 11 gas vents, 12 first drying chambers, 13 drying lamps, 14 second drying chambers, 15 mounting grooves, 16 fans, 17 heating wires, 18 guide rollers, 2 exhaust pipes, 3 water storage tanks, 31 second filter screens, 32 second activated carbon particles, 33 second filter cotton, 4 filters, 41 first filter screens, 42 first activated carbon particles, 43 first filter cotton, 5 cooling tanks, 51 drain valves.

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.

Please refer to fig. 1, an oven for coating a lithium ion battery pole piece, comprising an oven body 1, wherein an exhaust port 11 is arranged on the surface of the oven body 1, an exhaust pipe 2 is fixedly arranged on the surface of the oven body 1 at the upper end of the exhaust port 11 through a bolt, an exhaust pipe 2 is fixedly connected to the surface of the oven body 1, a filter 4 is sleeved on a surface air outlet of the exhaust pipe 2, a cooling box 5 is fixedly connected to the surface of the exhaust pipe 2, the surface of the serpentine bending part of the exhaust pipe 2 is positioned at the inner side of the cooling box 5, the water vapor passing through the serpentine bending part of the exhaust pipe 2 is cooled and liquefied through the water at the inner side of the cooling box 5, a water storage box 3 is connected to a lower water port of the exhaust.

Referring to fig. 2, a first filter screen 41 is disposed at the bottom of the inner side of the filter 4, first filter cotton 43 is disposed at the upper end of the inner side of the filter 4, first activated carbon particles 42 are filled between the first filter cotton 43 and the first filter screen 41, and steam is filtered and discharged through the first filter screen 41, the first activated carbon 42 and the first filter cotton 43.

Referring to fig. 2, a second filter screen 31 is disposed at an upper end of an inner side of a water inlet of the water storage tank 3, second filter cotton 33 is disposed at an inner side of a lower end of the water inlet of the water storage tank 3, second activated carbon particles 32 are filled between the second filter cotton 33 and the second filter screen 31, and the liquefied water is filtered by the second filter screen 31, the second activated carbon particles 32 and the second filter cotton 33 when passing through the inner side of the water inlet of the water storage tank 3.

Referring to fig. 3, a first drying chamber 12 and a second drying chamber 14 are arranged on the inner side of the oven body 1, a communication port 10 is arranged between the first drying chamber 12 and the second drying chamber 14, the electrode sheet enters the first drying chamber 12 and then enters the second drying chamber 14 through the communication port 10 via a guide roller 18, and a drying lamp 13, a type of the drying lamp 13, is arranged on the surface of the inner wall of the first drying chamber 12: xpr-036, the electrode slice dries through drying lamp 13 in entering first drying chamber 12, and the inner wall of second drying chamber 14 is provided with mounting groove 15, and fan 16, the 16 models of fan are installed to the inboard of mounting groove 15: 250FZY 28080, the inner wall of the lower end second drying chamber 14 of the fan 16 is provided with a heating wire 17, the model number of the heating wire 17: and DC47-00019A, the electrode plate enters the second drying cavity 14, and the air generated by the fan 16 is heated by the heating wire 17 to dry the electrode plate by hot air.

Referring to fig. 3, guide rollers 18 are disposed on inner walls of the first drying chamber 12 and the second drying chamber 14, and a rotating shaft of the guide roller 18 is installed on inner sides of the first drying chamber 12 and the second drying chamber 14, so that the electrode sheet is guided by the guide rollers 18.

Referring to fig. 4, the drying lamp 13 is connected in series to the power circuit; the fan 16 and the heating wire 17 are connected in parallel with the drying lamp 13.

The utility model discloses when concrete implementation: the steam is upwards discharged through the exhaust pipe 2, because the cooling box 5 is connected to the surface of the serpentine part of the exhaust pipe 2, the serpentine part of the exhaust pipe 2 is cooled through water injected into the cooling box 5, so that the steam is liquefied when passing through the serpentine part of the exhaust pipe 2, then the steam can upwards pass through the filter 4, because the first filter screen 41, the first activated carbon 42 and the first filter cotton 43 are arranged inside the filter 4, the steam can be filtered and discharged when passing through the first filter screen 41, the first activated carbon 42 and the first filter cotton 43, the liquefied water flows downwards into the water storage tank 3 along the exhaust pipe 2, and when flowing into the water storage tank 3, the water can be filtered through the second filter screen 31, the second activated carbon 32 and the second filter cotton 33 on the inner side of the water inlet of the water storage tank 3, so as to prevent the steam discharged during drying from causing harm to human bodies; after the electrode slice enters the oven body 1, the electrode slice can enter the first drying cavity 12 to be dried through the drying lamp 13, then enters the second drying cavity 14 through the communicating port 10, and wind generated by the fan 16 is heated and blown to the electrode slice through the heating wire 17 in the second drying cavity 14 to be dried by hot air, so that the drying efficiency of the electrode slice is improved.

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 an oven for coating of lithium ion battery pole piece, includes oven body (1), its characterized in that: the surface of oven body (1) is provided with gas vent (11), the fixed surface of oven body (1) is connected with blast pipe (2), the surface gas outlet of blast pipe (2) has cup jointed filter (4), the fixed surface of blast pipe (2) is connected with cooling tank (5), the lower mouth of a river department of blast pipe (2) is connected with water storage box (3), the surface of water storage box (3) and cooling tank (5) is provided with drain valve (51).

2. The oven for coating the lithium ion battery pole piece according to claim 1, characterized in that: the filter is characterized in that a first filter screen (41) is arranged at the bottom of the inner side of the filter (4), first filter cotton (43) is arranged at the upper end of the inner side of the filter (4), and first activated carbon particles (42) are filled between the first filter cotton (43) and the first filter screen (41).

3. The oven for coating the lithium ion battery pole piece according to claim 1, characterized in that: the water storage tank is characterized in that a second filter screen (31) is arranged at the upper end of the inner side of the water inlet of the water storage tank (3), second filter cotton (33) is arranged on the inner side of the lower end of the water inlet of the water storage tank (3), and second activated carbon particles (32) are filled between the second filter cotton (33) and the second filter screen (31).

4. The oven for coating the lithium ion battery pole piece according to claim 1, characterized in that: the drying oven comprises an oven body (1), and is characterized in that a first drying cavity (12) and a second drying cavity (14) are arranged on the inner side of the oven body (1), a communication port (10) is arranged between the first drying cavity (12) and the second drying cavity (14), a drying lamp (13) is arranged on the surface of the inner wall of the first drying cavity (12), an installation groove (15) is formed in the inner wall of the second drying cavity (14), a fan (16) is installed on the inner side of the installation groove (15), and an electric heating wire (17) is arranged on the inner wall of the second drying cavity (14) at the lower end of the fan (.

5. The oven for coating the lithium ion battery pole piece according to claim 4, wherein: and guide rollers (18) are arranged on the inner walls of the first drying cavity (12) and the second drying cavity (14).