CN206455926U - A kind of Surface heat-treatent processing unit (plant) of battery diaphragm - Google Patents
A kind of Surface heat-treatent processing unit (plant) of battery diaphragm Download PDFInfo
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- CN206455926U CN206455926U CN201720076503.6U CN201720076503U CN206455926U CN 206455926 U CN206455926 U CN 206455926U CN 201720076503 U CN201720076503 U CN 201720076503U CN 206455926 U CN206455926 U CN 206455926U
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- casing
- heat
- battery diaphragm
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- plant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of Surface heat-treatent processing unit (plant) of battery diaphragm, including casing, the barrier film charging aperture and discharging opening being arranged on casing and in casing to stretch, the roller of smooth battery diaphragm；Air intake passage and air-supply passage are additionally provided with casing, blower fan and heat-generating units, casing of the present utility model, air intake passage, air-supply passage and blower fan and heat-generating units circulation insertion are connected between air intake passage and air-supply passage；The device also includes the temperature conditioning unit constant to control cabinet body temperature.By the equipment be heat-treated battery diaphragm pore size after stretch of drum unify, be evenly distributed, surface tension it is consistent, not only flatness is good for such battery diaphragm, and the capacity of battery is high, the smooth and security performance of ion operation circulation is high, also have shrinkage factor small, be not in necking.
Description
Technical field
The utility model is related to a kind of surface equipment for after-treatment of barrier film, specifically a kind for the treatment of of battery membrane surface
Tension force and the smooth heat treatment process equipment of barrier film.
Background technology
In the structure of lithium battery, barrier film is one of crucial interior layer assembly, is provided between anode and negative pole
One layer of diaphragm material, be part very crucial in battery.The performance of barrier film directly affects capacity, circulation and the peace of battery
In terms of full performance, its main function is:Isolation positive and negative electrode simultaneously prevents electronics in battery from passing freely through, and allows in electrolyte
Ion passed freely through between both positive and negative polarity.The ionic conductivity of battery diaphragm is directly connected to the overall performance of battery, its
Isolation both positive and negative polarity effect make battery overcharge or temperature it is elevated in the case of can limit the rise of electric current, prevent battery
Short circuit is set off an explosion, and with the self-closing protective effect of micropore, safeguard protection is played a part of to battery user and equipment.However,
The problem of battery diaphragm generally existing heating power release produced at present is not enough or discharges excessive, easily formed surface thickness differ,
The phenomenon such as hole inequality and surface folding, membrane surface out-of-flatness, so that cause barrier film unit area surface tension uneven,
Capacity that such barrier film does not only exist battery is low, ion operation circulation not in terms of smooth and poor safety performance the problem of, also
Occur that contractibility is big, the phenomenon such as necking down.
Utility model content
In order to overcome the technical problem that above-mentioned battery diaphragm is present, the purpose of this utility model is to provide a kind of heat treatment
Process the device on the surface of battery diaphragm.
According to one side of the present utility model there is provided a kind of Surface heat-treatent processing unit (plant) of battery diaphragm, including
Casing, the barrier film charging aperture and discharging opening being arranged on casing and in casing to stretch, the roller of smooth barrier film；
Air intake passage and air-supply passage are additionally provided with casing, blower fan and heat-generating units are connected between air intake passage and air-supply passage,
Casing of the present utility model, air intake passage, air-supply passage and blower fan and heat-generating units interior circulation insertion；The device also includes using
With the temperature conditioning unit that control cabinet body temperature is constant.
Using the annealing device on the surface of the battery diaphragm of above technical scheme, by the battery diaphragm prepared through feeding
Roller enters in casing and the roller that detours from the charging aperture on casing, and last barrier film is involved through discharging opening by wound membrane roller, the device
Operation principle is：The air in casing is taken out and is conveyed to heat-generating units through air intake passage by blower fan first, and heat-generating units are in pipe
Air is transported in casing again after being heated, so in casing air carry out circulating-heating processing, make to reach in case plus
Steady temperature needed for warm barrier film, and temperature conditioning unit can detect to the temperature in casing, more than meeting after the temperature of setting
Alarm or and control heat-generating units heat output, make to reach temperature constant state in casing.
Battery diaphragm pore size after equipment heat treatment and stretch of drum is unified, is evenly distributed, surface tension
Unanimously, not only flatness is good for such barrier film, and the capacity of battery is high, the smooth and security performance of ion operation circulation is high, also
It is small with shrinkage factor, be not in necking.
In order to preferably realize goal of the invention, the utility model also has following technical scheme：
In some embodiments, in order to be precisely controlled the temperature in casing, temperature constant state is made up to, the temperature used
Control unit includes the temperature sensor being arranged in casing and the control that heat-generating units start and stop are connected and controlled with temperature sensor
Device processed.
In some embodiments, to make not destroy battery diaphragm when high temperature is too high in case, the technical scheme of use is
Offer to distribute the dissipating cover of undue heat in casing in casing casing top.Open and dissipate in time when the temperature inside the box is too high
Heat lid carries out the quick heat radiating cooling of active, rather than stolen Temperature fall.
In some embodiments, in order to fully carry out the pre-heat treatment to battery diaphragm, and barrier film is sufficiently tensile, be allowed to
Battery diaphragm pore size is unified, is evenly distributed, surface tension is consistent, and flatness is good, the technical scheme of use be increase every
Stroke of the film in casing, by the roller in casing it is V-shaped up and down be staggered.
In some embodiments, in order to preferably protect barrier film not by high temperature, the heat-generating units used for compared with
The heat-generating pipe or heating wire of heat are controlled well, and require the temperature constant control in casing between 60-90 DEG C.
In some embodiments, scattered and disappeared to reduce the heat in case as far as possible, by the charging aperture of battery diaphragm and
Discharging opening is correspondingly arranged on the side lower part of casing one.
In some embodiments, in order to preferably observe running situation of the barrier film in case, it is being easy to observe and take thing
A side box body on be provided with the observation window being made with transparent material.
Brief description of the drawings
Fig. 1 is the surface heat treatment device side structural representation of barrier film of the present utility model；
Fig. 2 is the surface heat treatment device opposite side structural representation of barrier film of the present utility model；
Fig. 3 is the surface heat treatment device cross-sectional view of barrier film of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1, Fig. 2, Fig. 3 are schematically showed according to a kind of surface of the battery diaphragm of embodiment of the present utility model
Heat treatment process device.As illustrated, the device include one with or the casing 1 that is made of stainless steel, under the side of casing 1
Portion offers one and can offered by the charging aperture 11 of battery diaphragm 30 in the bottom of one side box body 1 of correspondence of charging aperture 11
Discharging opening 12, is provided with to stretch, multiple rollers 19 of smooth battery diaphragm 30 in casing 1；In order to fully to battery every
Film 30 carries out the pre-heat treatment, and is sufficiently tensile battery diaphragm 30, be allowed to the pore size of battery diaphragm 30 unify, be evenly distributed,
Surface tension is consistent, and flatness is good, and the roller 19 in casing 1 is V-shaped to be staggered up and down.Also set up on casing 1
There are air intake passage 14 and air-supply passage 15, blower fan 16 and heat-generating units 17 be connected between air intake passage 14 and air-supply passage 15,
Heat-generating units 17 can be manufactured using heat-generating pipe or heating wire, casing 1, air intake passage 14, air-supply passage 15 and blower fan 16
With the insertion of heat-generating units 17 and interior circulation；The device also includes to control the constant temperature conditioning unit 40 of temperature, temperature control in casing 1
The main temperature sensor by being arranged in casing 1 of unit 40 and it is connected with temperature sensor and controls the start and stop of heat-generating units 17
Or the controller of reduction caloric value is constituted, the temperature constant control in casing 1 is between 60-90 DEG C, and the top of casing 1 offers use
To distribute the dissipating cover 13 of undue heat in casing 1, the progress active of dissipating cover 13 is opened in time when temperature is too high in casing 1
Quick heat radiating cools, and is also preferably to observe battery diaphragm 30 in case for the ease of installing roller 19 with placing battery barrier film 30
Running situation in body 1, is provided with being easy to observe and taking be provided with installation door, and installation door on a side box body 1 of thing
The observation window 18 being made with transparent material.
Using the annealing device on the surface of the battery diaphragm of above technical scheme, blower fan 16 first is by the sky in casing 1
Gas is taken out after the air being conveyed to through air intake passage 14 in heat-generating units 17,17 pairs of pipes of heat-generating units is heated again through air-supply passage
15 are transported in casing 1, and circulating-heating processing is carried out to the air in casing 1 with this, make to reach heating battery diaphragm 30 in case
Required steady temperature, and temperature conditioning unit 40 can detect to the temperature in casing 1, more than can be alarmed after the temperature of setting
Or and control heat-generating units 17 heat output, make to reach temperature constant state in casing 1.The battery diaphragm 30 prepared is through feeding
Roller 20 enters in casing 1 and the roller 19 that detours from the charging aperture 11 on casing 1, and last battery diaphragm 30 is through discharging opening 12 by wound membrane
Roller 21 is involved, and completes the stretching of battery diaphragm 30 and smooth working process.After equipment heat treatment and roller 19 are stretched
The pore size of battery diaphragm 30 is unified, is evenly distributed, surface tension consistent, and not only flatness is good for such battery diaphragm 30, and
The capacity of battery is high, the smooth and security performance of ion operation circulation is high, also small with shrinkage factor, is not in necking.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of the utility model creation design is not departed from, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (8)
1. a kind of Surface heat-treatent processing unit (plant) of battery diaphragm, it is characterised in that：Including casing, the battery on casing is arranged on
The charging aperture and discharging opening of barrier film and in casing to stretch, the roller of smooth barrier film；Also set on described casing
Air intake passage and air-supply passage are equipped with, blower fan and heat-generating units are connected between described air intake passage and air-supply passage, it is described
Casing, air intake passage, air-supply passage and blower fan and heat-generating units interior circulation insertion；The device also includes to control casing
The constant temperature conditioning unit of interior temperature.
2. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 1, it is characterised in that：Described temperature control list
Member includes the temperature sensor being arranged in casing and the controller that heat-generating units start and stop are connected and controlled with temperature sensor.
3. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 1 or 2, it is characterised in that：Described case
Offer to distribute the dissipating cover of undue heat in casing at the top of body.
4. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 1 or 2, it is characterised in that：It is described to install
Roller in casing is V-shaped to be staggered up and down.
5. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 4, it is characterised in that：In the casing
Steady temperature is controlled between 60-90 DEG C.
6. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 2, it is characterised in that：Described heating list
Member is heat-generating pipe or heating wire.
7. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 1 or 2, it is characterised in that：The battery
The charging aperture and discharging opening of barrier film are correspondingly arranged at the side lower part of casing one.
8. the Surface heat-treatent processing unit (plant) of battery diaphragm according to claim 7, it is characterised in that：Described casing one
Side is additionally provided with the observation window being made with transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076503.6U CN206455926U (en) | 2017-01-19 | 2017-01-19 | A kind of Surface heat-treatent processing unit (plant) of battery diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720076503.6U CN206455926U (en) | 2017-01-19 | 2017-01-19 | A kind of Surface heat-treatent processing unit (plant) of battery diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206455926U true CN206455926U (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720076503.6U Expired - Fee Related CN206455926U (en) | 2017-01-19 | 2017-01-19 | A kind of Surface heat-treatent processing unit (plant) of battery diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206455926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107696529A (en) * | 2017-10-21 | 2018-02-16 | 湖南中锂新材料科技有限公司 | A kind of lithium-ion power battery dissepiment stress processing unit |
| CN108110195A (en) * | 2017-12-30 | 2018-06-01 | 佛山鹏程易胜机械有限公司 | Lithium battery dry method list draws membrane production line |
-
2017
- 2017-01-19 CN CN201720076503.6U patent/CN206455926U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107696529A (en) * | 2017-10-21 | 2018-02-16 | 湖南中锂新材料科技有限公司 | A kind of lithium-ion power battery dissepiment stress processing unit |
| CN108110195A (en) * | 2017-12-30 | 2018-06-01 | 佛山鹏程易胜机械有限公司 | Lithium battery dry method list draws membrane production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20200119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |