CN206293558U - Battery module - Google Patents
Battery module Download PDFInfo
- Publication number
- CN206293558U CN206293558U CN201621422610.1U CN201621422610U CN206293558U CN 206293558 U CN206293558 U CN 206293558U CN 201621422610 U CN201621422610 U CN 201621422610U CN 206293558 U CN206293558 U CN 206293558U
- Authority
- CN
- China
- Prior art keywords
- heat sink
- battery
- battery module
- dielectric film
- battery unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a kind of battery module, including several battery units and heat sink, the battery unit stacking is set, and the heat sink is arranged between battery unit, the tow sides of the heat sink cover dielectric film, and dielectric film is also covered on the edge notches of the heat sink.Effectively improve the insulaion resistance coefficient of battery module so that battery module possesses more preferable insulating properties;And lift the heat-sinking capability of battery module.
Description
Technical field
The utility model is related to a kind of battery module.
Background technology
The general combination by connection in series-parallel by several lithium ionic cell units of the lithium ionic cell module of Large Copacity is constituted.Lithium
Ion battery module can produce substantial amounts of heat energy during charging and discharging, how these heat energy be conducted as soon as possible, and
The rapid temperature for reducing lithium ion battery, is a problem of current lithium electricity industry.
Covering layer of metal plate in lithium ionic cell unit overlying can reach preferable radiating effect.But, due to gold
Category plate has preferable electric conductivity, battery module is there is certain potential safety hazard, and also increase battery module assembling
It is dangerous.
Utility model content
For the ease of clearly being described to battery module, by maximum two face of battery unit be defined as top surface or
The peripheral edge portions of the non-lug of battery unit are defined as end by bottom surface.
The utility model provides a kind of battery module, including several battery units and heat sink, the battery cell stack
Folded to set, the heat sink is arranged between battery unit, and the tow sides of the heat sink cover dielectric film, the radiating
Dielectric film is also covered on the edge notches of plate.
Heat sink is arranged on the top surface of battery unit or bottom surface, and dielectric film energy is covered in the tow sides of heat sink
Enough improve the insulaion resistance coefficient of battery module;Also covered on the edge notches of heat sink after dielectric film, further improved
The insulaion resistance coefficient of battery module.
Battery unit can correspond interval setting with heat sink, it is also possible between multiple battery units and single heat sink
Every setting.
Battery unit can be any one form battery unit (such as positive and negative lug be located at phase homonymy soft-package battery,
Positive and negative lug is located at the soft-package battery of opposite end, square shell mould battery etc. respectively)
As a kind of implementation method of the present utility model, adhesive is set between the dielectric film and heat sink, it is described exhausted
Velum is fixed on heat sink by hot pressing.
The application of adhesive between dielectric film and heat sink, and dielectric film is covered on heat sink, then by high temperature
After hot pressing so that dielectric film is combined with heat sink securely.
Used as a kind of implementation method of the present utility model, the heat sink includes aluminium sheet.
Aluminium sheet possesses preferable toughness and prominent heat conductivility, can conduct to aluminium sheet the heat that battery module is produced
On, so as to reduce the temperature of battery module.
Used as a kind of implementation method of the present utility model, the dielectric film is selected from PET film, PBT films and PVC film at least
It is a kind of.
PET film, PBT films and PVC film possess the electrical insulation properties of preferable ductility, heat resistance and protrusion, Neng Gouti
The insulating properties of battery module high.
As a kind of implementation method of the present utility model, non-lug from the edge of the heat sink to corresponding battery unit
End is bent to form kink so that the ends contact of kink and battery unit.
Heat sink is fitted with corresponding battery unit, also, heat sink edge to the non-of corresponding battery unit
Lug end is bent to form kink so that the ends contact of kink and battery unit,
As a kind of implementation method of the present utility model, the thickness of the longitudinal direction height more than or equal to battery unit of the kink
Degree.
Heat sink is arranged on top surface or the bottom surface of battery unit, kink and the ends contact of battery unit, not only passes
The top surface of conductive pool unit or the heat of bottom surface, moreover it is possible to conduct the heat of battery unit end, make battery module possess preferably
Heat dispersion.
Use after the technical scheme that the utility model is provided, can effectively lift the heat-sinking capability of battery module, while
So that battery module possesses more preferable insulating properties.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of battery module disclosed in the utility model;
Fig. 2 is a kind of partial schematic diagram of heat sink disclosed in the utility model;
Wherein, 1. battery unit, 2. heat sink, 21. dielectric films.
Specific embodiment
Embodiment of the present utility model is described below in conjunction with the accompanying drawings, but the utility model is not restricted to following implementation
Example.
Embodiment 1
As shown in figure 1, the present embodiment provides a kind of battery module, including several battery units 1 and heat sink 2, the electricity
Pool unit 1 is soft-package battery, and the positive and negative lug of battery unit 1 is located at the relative two ends of battery unit 1, the heap of battery unit 1 respectively
Folded to set, heat sink 2 is arranged on the top surface of battery unit 1 or bottom surface, the position between battery unit 1;Heat sink 2
Edge be bent to form kink to the non-lug end of corresponding battery unit 1 so that kink connects with the end of battery unit 1
Touch, and kink longitudinal direction height more than or equal to battery unit 1 thickness.
As shown in Fig. 2 the tow sides of heat sink 2 cover dielectric film 21, also cover exhausted on the edge notches of heat sink 2
Velum 21;Adhesive is set between dielectric film 21 and heat sink 2, then dielectric film 21 is fixed on heat sink 2 by hot pressing, make
Dielectric film 21 is obtained to be combined with heat sink 2 securely.
In the present embodiment, using aluminium sheet as heat sink 2, using PET film as dielectric film 21.
Embodiment 2
As shown in figure 1, the present embodiment provides a kind of battery module, including several battery units 1 and heat sink 2, the electricity
Pool unit 1 is soft-package battery, and the positive and negative lug of battery unit 1 is located at the relative two ends of battery unit 1, the heap of battery unit 1 respectively
Folded to set, heat sink 2 is arranged on the top surface of battery unit 1 or bottom surface, the position between battery unit 1;Heat sink 2
Edge be bent to form kink to the non-lug end of corresponding battery unit 1 so that kink connects with the end of battery unit 1
Touch, and kink longitudinal direction height more than or equal to battery unit 1 thickness.
As shown in Fig. 2 the tow sides of heat sink 2 cover dielectric film 21, also cover exhausted on the edge notches of heat sink 2
Velum 21;Adhesive is set between dielectric film 21 and heat sink 2, then dielectric film 21 is fixed on heat sink 2 by hot pressing, make
Dielectric film 21 is obtained to be combined with heat sink 2 securely.
In the present embodiment, using aluminium sheet as heat sink 2, using PBT films as dielectric film 21.
Embodiment 3
As shown in figure 1, the present embodiment provides a kind of battery module, including several battery units 1 and heat sink 2, the electricity
Pool unit 1 is soft-package battery, and the positive and negative lug of battery unit 1 is located at the relative two ends of battery unit 1, the heap of battery unit 1 respectively
Folded to set, heat sink 2 is arranged on the top surface of battery unit 1 or bottom surface, the position between battery unit 1;Heat sink 2
Edge be bent to form kink to the non-lug end of corresponding battery unit 1 so that kink connects with the end of battery unit 1
Touch, and kink longitudinal direction height more than or equal to battery unit 1 thickness.
As shown in Fig. 2 the tow sides of heat sink 2 cover dielectric film 21, also cover exhausted on the edge notches of heat sink 2
Velum 21;Adhesive is set between dielectric film 21 and heat sink 2, then dielectric film 21 is fixed on heat sink 2 by hot pressing, make
Dielectric film 21 is obtained to be combined with heat sink 2 securely.
In the present embodiment, using aluminium sheet as heat sink 2, using PVC film as dielectric film 21.
Claims (6)
1. a kind of battery module, including several battery units and heat sink, it is characterised in that:The battery unit stacking is set,
The heat sink is arranged between battery unit, and the tow sides of the heat sink cover dielectric film, the side of the heat sink
Dielectric film is also covered on edge otch.
2. battery module according to claim 1, it is characterised in that:Bonding is set between the dielectric film and heat sink
Agent, the dielectric film is fixed on heat sink by hot pressing.
3. battery module according to claim 1, it is characterised in that:The heat sink includes aluminium sheet.
4. battery module according to claim 1, it is characterised in that:The dielectric film is selected from PET film, PBT films and PVC film
In at least one.
5. battery module according to claim 1, it is characterised in that:The edge of the heat sink is to corresponding battery unit
Non- lug end be bent to form kink so that the ends contact of kink and battery unit.
6. battery module according to claim 5, it is characterised in that:The longitudinal direction height of the kink is more than or equal to battery
The thickness of unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621422610.1U CN206293558U (en) | 2016-12-23 | 2016-12-23 | Battery module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621422610.1U CN206293558U (en) | 2016-12-23 | 2016-12-23 | Battery module |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206293558U true CN206293558U (en) | 2017-06-30 |
Family
ID=59153534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621422610.1U Active CN206293558U (en) | 2016-12-23 | 2016-12-23 | Battery module |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206293558U (en) |
-
2016
- 2016-12-23 CN CN201621422610.1U patent/CN206293558U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2008136177A1 (en) | Nonaqueous electrolytic secondary battery | |
CN208127315U (en) | A kind of high security lithium ion battery positive pole piece and collector | |
US20210104778A1 (en) | Laminated battery and production method thereof | |
CN206180057U (en) | Lithium ion battery module with inner heating function | |
CN207282589U (en) | A kind of soft-package battery module | |
CN206490118U (en) | A kind of power battery module | |
CN206293558U (en) | Battery module | |
CN102769117A (en) | Explosion-proof lithium ion battery with low internal resistance and supercapacitor | |
CN205376667U (en) | Naked electric core | |
CN111554877A (en) | Positive plate and preparation method thereof, battery cell and lithium ion battery | |
CN208127333U (en) | Secondary cell | |
CN106207276A (en) | Lithium cell core | |
CN208272040U (en) | A kind of lithium polymer battery increasing graphite cloth | |
CN203983377U (en) | Battery module and corresponding battery pack | |
WO2023123234A1 (en) | Battery cell, battery and electric device | |
CN203013809U (en) | Cover plate structure for square aluminum shell power lithium-ion battery | |
CN107342433A (en) | Lithium battery | |
CN110957442A (en) | High-efficient new forms of energy group battery heating structure | |
CN209183580U (en) | A kind of cylindrical battery | |
CN206353568U (en) | A kind of new flexible connection structure and battery modules | |
CN204696211U (en) | Lithium cell core | |
CN205828445U (en) | film and electrochemical energy storage device | |
CN106785180A (en) | The heat dissipating method of large-scale cylindrical secondary battery module | |
CN206332100U (en) | A kind of square aluminum hull cover plate of power battery | |
CN202268456U (en) | Battery core radiating structure for large-capacity lithium battery |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |