CN205863333U - Battery modules and electrokinetic cell bag - Google Patents
Battery modules and electrokinetic cell bag Download PDFInfo
- Publication number
- CN205863333U CN205863333U CN201620490189.1U CN201620490189U CN205863333U CN 205863333 U CN205863333 U CN 205863333U CN 201620490189 U CN201620490189 U CN 201620490189U CN 205863333 U CN205863333 U CN 205863333U
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- heat
- battery
- battery modules
- conducting plate
- battery cell
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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 battery modules and electrokinetic cell bag, wherein, battery modules includes battery cell (1), the outside of this battery cell (1) is provided with the heat-insulation unit contacted with this battery cell (1), this heat-insulation unit be internally formed chamber, being filled with phase-change material (4) in this chamber, this phase-change material (4) solidification liberated heat can be delivered on described battery cell (1) by described heat-insulation unit.It is provided with described battery modules in described electrokinetic cell bag.In battery modules of the present utility model, by arranging the phase-change material of low melting point so that at low ambient temperatures, battery can keep a period of time on the melting temperature of phase-change material, thus delays the speed that battery lowers the temperature.
Description
Technical field
This utility model relates to electric automobile field, in particular it relates to a kind of battery modules and there is this battery modules
Electrokinetic cell bag.
Background technology
Along with the in short supply of petroleum-based energy and the continuous expansion of environmental pollution, the development of electric automobile is more and more important.Its
Medium power battery is the core technology of electric automobile, and the temperature of battery affects the topmost parameter of battery performance.Work as electricity
During pond temperature too low (such as less than 5 DEG C), battery can not carry out normal charge and discharge process.In cold winter, stop evening
Che Hou, the temperature meeting rapid decrease of electrokinetic cell, until within second day, charging the battery, battery temperature has had been reduced to minimum fair
Permitted below temperature, thus first battery must be heated, then could charge, take time and effort, bring greatly to user
Inconvenience.
In view of this, need to design a kind of novel battery modules, with the speed delaying battery to lower the temperature in low temperature environment.
Utility model content
The purpose of this utility model is to provide a kind of battery modules, and this battery modules can delay battery in low temperature environment
The speed of cooling.
To achieve these goals, this utility model provides a kind of battery modules, including battery cell, wherein, described electricity
The outside of pond monomer is provided with the heat-insulation unit contacted with this battery cell, this heat-insulation unit be internally formed chamber, this chamber
Being filled with phase-change material in room, described phase-change material solidification liberated heat can be delivered to described electricity by described heat-insulation unit
On the monomer of pond.
Preferably, the fusing point of described phase-change material is between 0 DEG C to 10 DEG C.
Preferably, described phase-change material is paraffin.
Preferably, described battery modules includes multiple described battery cell, and described heat-insulation unit includes heat-conducting plate and end cover,
Described heat-conducting plate is arranged on the bottom of described battery cell and contacts with each battery cell, and cover of the described end is arranged on described heat conduction
The lower section of plate also limits described chamber jointly with this heat-conducting plate.
Preferably, the part contacted with described phase-change material of described heat-conducting plate all contacts with each battery cell.
Preferably, described heat-conducting plate and end cover are one-body molded.
Preferably, cover of the described end is made up of insulation material, and described heat-conducting plate is made up of metal material.
Preferably, described heat-conducting plate is made of aluminum.
Preferably, multiple described battery cells are arranged into cuboid, and the described end is hood-shaped becomes the flat molding box with opening
Body structure, described heat-conducting plate covers on the described opening that the described end covers.
Preferably, described battery modules also includes band and two fixed plates, and two described fixed plates are fitted in institute respectively
Stating on a pair side of cuboid, two described fixed plates and multiple described battery cell are banded together by described band, institute
State heat-conducting plate to be fastened in described fixed plate via the first bolt.
Preferably, described battery modules also includes being arranged on the wiring board above the plurality of battery cell and cover plate, institute
Stating wiring board to be fastened in described fixed plate via the second bolt, described cover plate is fastened to described wiring board via the 3rd bolt
On.
This utility model also provides for a kind of electrokinetic cell bag, including battery lodge body be arranged in this battery lodge body
Multiple battery modules, wherein, described battery modules is battery modules as above.
In battery modules of the present utility model, the heat that battery cell operationally sends is delivered to via heat-insulation unit
On phase-change material, when the temperature of phase-change material reaches fusing point, phase-change material starts fusing, absorbs the heat of battery；At battery
After quitting work, if ambient temperature ratio is relatively low, then the temperature of phase-change material is gradually reduced, when the temperature of phase-change material is down to melt
During point, phase-change material starts solidification and releases heat, and at least some of of this heat is delivered to battery cell by heat-insulation unit
On, with the speed delaying battery to lower the temperature；After material to be phased all solidifies, the temperature of battery just may proceed to decline.This practicality is new
Type is by arranging the phase-change material of low melting point so that at low ambient temperatures, and battery can melting at phase-change material
Keep a period of time in some temperature, thus delay the speed that battery lowers the temperature.
Other feature and advantage of the present utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, with following
Detailed description of the invention be used for explaining this utility model together, but be not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the front sectional view of the battery modules according to a kind of embodiment of the present utility model；
Fig. 2 is the left view of the battery modules of Fig. 1；
Fig. 3 is the upward view of the battery modules of Fig. 1.
Description of reference numerals
1 battery cell 2 heat-conducting plate 3 end cover
31 the first side wall 32 second sidewall 4 phase-change materials
5 fixed plate 6 wiring board 7 cover plates
8 first bolt 9 second bolt 10 the 3rd bolts
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein
Described detailed description of the invention is merely to illustrate and explains this utility model, is not limited to this utility model.
As shown in Figure 1 to Figure 3, according to an aspect of the present utility model, it is provided that a kind of battery modules, this battery modules bag
Including battery cell 1, the outside of battery cell 1 is provided with and the heat-insulation unit of this battery cell 1 contact heat-exchanging, this heat-insulation unit
It is internally formed chamber, this chamber has been filled with phase-change material 4.The heat that battery cell 1 operationally sends is via Warm keeping sheet
Unit is delivered on phase-change material 4, and when the temperature of phase-change material 4 reaches fusing point, phase-change material 4 starts fusing, absorbs battery
Heat.After battery quits work, if ambient temperature ratio is relatively low, then the temperature of phase-change material 4 is gradually reduced, and works as phase-change material
When the temperature of 4 is down to fusing point, phase-change material 4 start solidification and release heat, this heat pass through heat-insulation unit at least partially
It is delivered on battery cell 1, with the speed delaying battery to lower the temperature.After material 4 to be phased all solidifies, the temperature of battery just can continue
Continuous decline.
In battery modules of the present utility model, by arranging the phase-change material 4 of low melting point so that relatively low in ambient temperature
In the case of, battery can keep a period of time on the melting temperature of phase-change material 4, thus delays the speed that battery lowers the temperature.
Preferably, the fusing point of phase-change material 4 can be between 0 DEG C to 10 DEG C.
Phase-change material 4 can use various suitable phase-change material known in those skilled in the art, such as paraffin.Tool
Body ground, uses paraffin can be purchased from Shanghai Joule Wax Industry Co., Ltd in this utility model.
In battery modules of the present utility model, heat-insulation unit can have various suitable structure.Implement as one
Mode, battery modules includes multiple battery cell 1, and heat-insulation unit can include heat-conducting plate 2 and end cover 3, and heat-conducting plate 2 is arranged on electricity
The bottom of pond monomer 1, end cover 3 is arranged on the lower section of heat-conducting plate 2 and jointly limits for accommodating phase-change material 4 with heat-conducting plate 2
Chamber.Heat-conducting plate 2 all contacts with each battery cell 1, so that heat can be transmitted to each battery cell 1, so that each
Temperature equalization between battery cell 1.Preferably, as depicted in figs. 1 and 2, the part contacted with phase-change material 4 of heat-conducting plate 2
All contact with each battery cell 1, uniformly transfer to each battery cell 1 being more favorable for heat.
Preferably, heat-conducting plate 2 can be made up of the metal material that heat transfer efficiency is higher, such as can be made of aluminum.End cover 3
Can be made into integration with heat-conducting plate 2, it is also possible to be separately made, this utility model is without limitation.At end cover 3 and heat-conducting plate 2
In the case of being separately made, it is preferable that end cover 3 can be made up of insulation material, so that phase-change material 4 solidifies liberated heat
Pass to battery to big degree.
Multiple battery cells 1 such as can be arranged in cuboid with various suitable form arrangements.In this situation
Under, in order to make heat-conducting plate 2 can be fully contacted with each battery cell 1, it is preferable that the profile of heat-conducting plate 2 and described cuboid
Bottom profile match, in other words, heat-conducting plate 2 is identical with the bottom shape of described cuboid, area equation.
End cover 3 can have the most suitable shape or structure, as long as cavity can be limited jointly with heat-conducting plate 2.
As a kind of embodiment, as it is shown in figure 1, end cover 3 can be formed as the platypelloid type body structure with opening, heat-conducting plate 2 covers
Cover on the opening of end cover 3.Here, term " platypelloid type body structure " refers to the height casing knot much smaller than length and width
Structure.At the bottom of platypelloid type, cover can avoid or reduce the increase of battery modules height dimension, reduces the space shared by battery modules.
In this case, end cover 3 can have two the first side walls 31 that the length direction along described cuboid separates
Two the second sidewalls 32 separated with the width along described cuboid, the first side wall 31 may be located at the edge of described cuboid
The lower section of the outermost battery cell of its length direction, the second sidewall 32 may be located at described cuboid along its width
The lower section of the battery cell in outside, so that the part contacted with phase-change material 4 of heat-conducting plate 2 can be with each battery cell 1
All contact.
Heat-conducting plate 2 can by various suitable in the way of be arranged on the bottom of battery cell 1.Specifically, battery modules also may be used
To include band (not shown) and two fixed plates 5, two fixed plates 5 are fitted on a pair side of described cuboid respectively,
Two fixed plates 5 and multiple battery cell 1 are banded together by band, and the two ends of heat-conducting plate 2 can each extend over covers 3 the end of beyond
Two the first side walls 31, heat-conducting plate 2 can be fastened to the lower limb of fixed plate 5, as shown in Figure 3 via the first bolt 8.For side
Just installing, the area of heat-conducting plate 2 can be more than the aperture area of end cover 3 so that the part that heat-conducting plate 2 exceeds can be via first
Bolt 8 is fastened in fixed plate 5.
In addition to the above-mentioned parts mentioned, battery modules of the present utility model can also include being arranged on multiple battery cell
Wiring board 6 above in the of 1 and cover plate 7, wiring board 6 can be fastened to the top edge of fixed plate 5 via the second bolt 9, and cover plate 7 is permissible
It is fastened on wiring board 6 via the 3rd bolt 10.Wiring board 6 is provided with multiple trough, manages for placing battery
Various wires needed for system.
According to another aspect of the present utility model, it is provided that a kind of electrokinetic cell bag, including battery lodge body, this battery lodge
Internal arranging multiple battery modules as above, multiple battery modules can be connected to one by the way of serial or parallel connection
Rise.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this utility model does not limit
Detail in above-mentioned embodiment, in technology concept of the present utility model, can be to skill of the present utility model
Art scheme carries out multiple simple variant, and these simple variant belong to protection domain of the present utility model.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, this utility model is to respectively
Plant possible compound mode to illustrate the most separately.
Additionally, combination in any can also be carried out, as long as it is not disobeyed between various different embodiment of the present utility model
Carrying on the back thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (11)
1. a battery modules, including battery cell (1), it is characterised in that the outside of described battery cell (1) is provided with and is somebody's turn to do
The heat-insulation unit that battery cell (1) contacts, this heat-insulation unit be internally formed chamber, this chamber is filled with fusing point at 0 DEG C
Phase-change material (4) between 10 DEG C, this phase-change material (4) solidification liberated heat can be delivered to by described heat-insulation unit
On described battery cell (1).
Battery modules the most according to claim 1, it is characterised in that described phase-change material (4) is paraffin.
Battery modules the most according to claim 1, it is characterised in that described battery modules includes multiple described battery cell
(1), described heat-insulation unit includes heat-conducting plate (2) and end cover (3), and described heat-conducting plate (2) is arranged on the end of described battery cell (1)
Portion also contacts with each battery cell (1), the described end cover (3) be arranged on described heat-conducting plate (2) lower section and with this heat-conducting plate (2)
Jointly limit described chamber.
Battery modules the most according to claim 3, it is characterised in that described heat-conducting plate (2) with described phase-change material (4)
The part contacted all contacts with each battery cell (1).
Battery modules the most according to claim 3, it is characterised in that described heat-conducting plate (2) and end cover (3) are one-body molded.
Battery modules the most according to claim 3, it is characterised in that the described end cover (3) be made up of insulation material, described in lead
Hot plate (2) is made up of metal material.
Battery modules the most according to claim 6, it is characterised in that described heat-conducting plate (2) is made of aluminum.
Battery modules the most according to claim 3, it is characterised in that multiple described battery cells (1) are arranged into cuboid,
Cover of the described end (3), is formed as the platypelloid type body structure with opening, and described heat-conducting plate (2) covers the institute at cover of the described end (3)
State on opening.
Battery modules the most according to claim 8, it is characterised in that described battery modules also includes that band and two fix
Plate (5), two described fixed plates (5) are fitted on a pair side of described cuboid respectively, and described band is described solid by two
Determining plate (5) and multiple described battery cell (1) bands together, described heat-conducting plate (2) is fastened to described via the first bolt (8)
In fixed plate (5).
Battery modules the most according to claim 9, it is characterised in that described battery modules also includes being arranged on described many
The wiring board (6) of individual battery cell (1) top and cover plate (7), described wiring board (6) is fastened to described via the second bolt (9)
In fixed plate (5), described cover plate (7) is fastened on described wiring board (6) via the 3rd bolt (10).
11. 1 kinds of electrokinetic cell bags, including battery lodge body and the multiple battery modules being arranged in this battery lodge body, it is special
Levying and be, described battery modules is according to the battery modules described in any one in claim 1 to 10.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906545 | 2015-11-13 | ||
| CN2015209065459 | 2015-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205863333U true CN205863333U (en) | 2017-01-04 |
Family
ID=57637997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620490189.1U Active CN205863333U (en) | 2015-11-13 | 2016-05-25 | Battery modules and electrokinetic cell bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205863333U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654458A (en) * | 2017-03-15 | 2017-05-10 | 华霆（合肥）动力技术有限公司 | Heat dissipation flame retardant apparatus and manufacturing method therefor, and battery module |
| CN107020938A (en) * | 2017-05-31 | 2017-08-08 | 广东工业大学 | A kind of new-energy automobile and its rear dragging compartment |
| CN112673512A (en) * | 2019-05-15 | 2021-04-16 | 株式会社Lg化学 | Battery module having structure capable of rapid warm-up, battery pack including the same, and vehicle including the same |
-
2016
- 2016-05-25 CN CN201620490189.1U patent/CN205863333U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654458A (en) * | 2017-03-15 | 2017-05-10 | 华霆（合肥）动力技术有限公司 | Heat dissipation flame retardant apparatus and manufacturing method therefor, and battery module |
| CN107020938A (en) * | 2017-05-31 | 2017-08-08 | 广东工业大学 | A kind of new-energy automobile and its rear dragging compartment |
| CN112673512A (en) * | 2019-05-15 | 2021-04-16 | 株式会社Lg化学 | Battery module having structure capable of rapid warm-up, battery pack including the same, and vehicle including the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211117 Address after: Room 1703, 888 Moyu South Road, Anting Town, Jiading District, Shanghai, 201805 Patentee after: NEUSOFT REACH AUTOMOTIVE TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: Hunnan rookie street Shenyang city Liaoning province 110179 No. 2 Patentee before: NEUSOFT Corp. |
|
| TR01 | Transfer of patent right |