CN207611807U - A kind of power battery module - Google Patents
A kind of power battery module Download PDFInfo
- Publication number
- CN207611807U CN207611807U CN201721571835.8U CN201721571835U CN207611807U CN 207611807 U CN207611807 U CN 207611807U CN 201721571835 U CN201721571835 U CN 201721571835U CN 207611807 U CN207611807 U CN 207611807U
- Authority
- CN
- China
- Prior art keywords
- battery module
- insulating support
- lug
- conducting bracket
- battery
- 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.)
- Expired - Fee Related
Links
- 230000005611 electricity Effects 0.000 claims description 9
- 229910001416 lithium ion Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 238000001514 detection method Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of power battery modules, including multiple battery modules, battery modules include a conducting bracket, an insulating support and multiple batteries, and multiple battery both ends are respectively and fixedly connected on conducting bracket and insulating support, and insulating support is convexly equipped with lug；Multiple battery module be stacked and be laminated per between adjacent two battery module：The conducting bracket of the insulating support of one battery module and another battery module is connected, and the lug of the insulating support of a battery module abuts against the conducting bracket side wall of another battery module and the affixed lug of fixed mechanism and conducting bracket is arranged.It has the following advantages that：It effectively shortens the battery module production time, improves productivity effect, increase production stability, improve product quality, performance.
Description
Technical field
The utility model is related to lithium battery, power battery technology field more particularly to a kind of power battery modules.
Background technology
Power battery receives much attention with the development of lithium ion battery on energy reserves, and battery pack is in different field
Application be also on the increase.Battery pack is the basic component units of battery pack, and the links such as design, production are all related to battery pack
Quality and cost etc..
In the prior art, battery module is fixed with mold holder by multiple batteries, and metal bus-bar is connected through point
Weldering is composed in a manner of going here and there or is in parallel, and battery modules be again by multiple battery modules by metal connecting sheet mode to go here and there
Or mode in parallel is composed, and is fixed with mold holder, it is external using metal edge frame as protection.Metal connecting sheet is typically only
Vertical individual and using with antifatigue oxidation, good conductivity, low-resistance metal material, using screw by multiple battery module strings
Connection is fixed.There are following problems for the battery pack：(1) nickel strap with battery anode ear of confluence on piece use resistance-welding process,
Belong to the contact of face and be easily in contact bad, while putting that postwelding resistance is relatively large then to easily cause battery pack fever；(2) electric
It is to be fixedly connected with the bus-bar anode ear of two battery modules with cathode using metal connecting sheet between the module of pond, leads to circuit
Resistance increases, and the electric energy of battery is converted into thermal energy, the energy content of battery is caused to be lost；Bus-bar between (3) two battery modules
Metal connecting sheet is fixed thereon by anode ear or negative electrode lug using screw, and centre need to be realized by metal connecting sheet and connect, then
Increase metal connecting sheet with bus-bar lug poor contact probability, further initiation battery seriously generates heat and local temperature mistake
Height causes battery module thermal runaway, increases non-controllable risk；(4) safety of operating procedure complexity is relatively low, be easy to cause short circuit and leads
Cause module or module situation off quality；(5) metal connecting sheet is used, increases battery module quality, is unfavorable for battery system
System light-weight design requires and reduces cost.
Utility model content
The utility model provides a kind of power battery module, and which overcome a kind of power battery module institutes in background technology
Existing deficiency.
The used technical solution that the utility model solves its technical problem is：
A kind of power battery module, including multiple battery modules, battery modules include a conducting bracket, an insulating support and
Multiple batteries, multiple battery both ends are separately mounted on conducting bracket and insulating support, battery first electrode and conduction
Holder electricity connects, and insulating support is convexly equipped with the lug that electric can connect battery second electrode；Multiple battery module is stacked and layer
Between folded every adjacent two battery module：The cooperation of the conducting bracket of the insulating support of one battery module and another battery module connects
It connects, and the lug of the insulating support of a battery module abuts against the conducting bracket side wall of another battery module and fixation is arranged
The affixed lug of mechanism and conducting bracket are connect by the affixed realization electricity of lug and conducting bracket.
Among one embodiment：There is the conducting bracket side wall plane, the lug to be abutted against on this plane.
Among one embodiment：The conducting bracket side wall is equipped with the mounting hole with numbers such as lugs, opens up and runs through on the lug
The lug and conducting bracket are fixed together by hole, the fixed mechanism by through hole and mounting hole.
Among one embodiment：The lug is L-shaped and with first and second, this first is fixed in insulating support,
This second protrudes insulating support in the stacking direction.
Among one embodiment：It is fixedly provided with the bus-bar that electricity connects the lug on the insulating support, passes through the insulating support
Support the bus-bar.
Among one embodiment：The bus-bar and lug are arranged vertically.
Among one embodiment：There is the insulating support left and right sides of front side and connection front side, the lug to be located at insulating support
Front side, which is located at the left and right sides of insulating support.
Among one embodiment：It is convexly equipped with convex block at left and right sides of the bottom wall of the conducting bracket, in the stacking direction every adjacent two
Between battery module：The insulating support adapter clip of one battery module be set to another battery module conducting bracket two convex blocks it
Between.
Among one embodiment：Multiple battery both ends are respectively and fixedly connected on conducting bracket and insulating support.
Among one embodiment：The battery is core of lithium ion cell.
Compared with the background art, it has the following advantages that the technical program：
1, insulating support is convexly equipped with lug, and the lug of the insulating support of a battery module abuts against another battery module
Simultaneously the affixed lug of fixed mechanism and conducting bracket is arranged in conducting bracket side wall, and the stacking of two battery modules is fitted together,
It solves the deficiency present in background technology, and has the following technical effects：1, it effectively shortens the battery module production time, carries
High productivity effect increases production stability, improves product quality, performance；2, capacitance work is imitated between improving battery module
Rate；3, simplify battery module structure and material, reduce battery module between connecting link, be efficiently modified battery module with
And heat dissipation effect, raising electric conductivity and the promotion energy density of battery module.
2, there is conducting bracket side wall plane, lug to be abutted against on this plane, and bonding strength is high, and stability is high.
3, the lug and conducting bracket are fixed together by fixed mechanism by through hole and mounting hole, facilitate company
It connects.
4, lug is L-shaped and with first and second, and first is fixed in insulating support, and second in the stacking direction
Insulating support is protruded, rationally distributed, convenient for assembly, bonding strength is high.
5, there is insulating support the left and right sides of front side and connection front side, lug to be located at the front side of insulating support, and bus-bar is set
It is rationally distributed in the left and right sides of insulating support, it is compact-sized.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is a kind of dimensional structure diagram of power battery module of present embodiment.
Fig. 2 is the dimensional structure diagram of the battery module of present embodiment.
Fig. 3 is the attachment structure schematic diagram of adjacent two battery module of stacking of present embodiment.
Specific implementation mode
A kind of power battery module please refers to Fig. 1 to Fig. 3, including multiple battery modules 10, can select battery as needed
10 numbers of module, and a few battery modules 10 are assembled into battery modules.
The battery modules 10 include a conducting bracket 11, an insulating support 12 and multiple batteries 13, multiple batteries 13
Both ends are respectively and fixedly connected on conducting bracket 11 and insulating support 12, which is, for example,：It is offered on conducting bracket 11
Mounting groove is also equipped with mounting groove on insulating support 12, and the both ends of the battery 13 are installed in the installation of conducting bracket 11 respectively
In slot in (conducting bracket electricity connects the first electrode of battery) and the mounting groove of insulating support 12, and pass through battery end and peace
Conducting bracket 11, insulating support 12 and battery 13 are connected to basic module by the tight fit of tankage.Present embodiment
Among, multiple batteries after installation are connected in parallel.The insulating support 12 is convexly equipped with lug 14, which connects battery
Second electrode, in a concrete structure：The lug 14 is L-shaped and has first and second, this first is fixed in insulation branch
On frame 12, this second vertically protrudes insulating support 14 in the stacking direction；It is fixedly provided with electricity on the insulating support 12 and connects the pole
The bus-bar 15 of ear supports the bus-bar 15 by the insulating support 12, and the bus-bar 15 and lug 14 are arranged vertically；The conduction
There is 11 side wall of holder plane 16, the lug 14 to abut against in the plane 16；11 side wall of conducting bracket is equipped with and lug 12
The mounting hole 17 of numbers is waited, through hole 18 is opened up on the lug 14.Preferably, through hole 18 can be circular hole, can also be other
The through-hole of shape.Mounting groove therein, battery end and mounting groove tight fit, shape and the battery of mounting groove match,
If cylindrical battery and cylindrical mounting groove match, the battery of rectangle and the mounting groove of rectangle match, the peace
Shape, the size of tankage are corresponding with the shape of battery, size.11 side wall of conducting bracket therein has several planes 16,
16 arranged for interval of each plane, plane 16 are planar or flat form, but have no effect on the company between adjacent plane 16
Socket part is planar, which can be curved, such as crowning or concave face.
Multiple battery module 10 be stacked and be laminated per adjacent two battery module 10,10 ' between：One battery module
10 insulating support 12 and the conducting bracket 11 ' of another battery module 10 ' are connected, and (mating connection is such as abutted against or grafting
Deng), and the lug 14 of the insulating support 12 of a battery module 10 abuts against the conducting bracket 11 ' of another battery module 10 '
Simultaneously the affixed lug 14 of fixed mechanism and conducting bracket 11 ' is arranged in side wall, and two battery modules 10,10 ' of the stacking are assembled
Together.One concrete structure：The fixed mechanism, for example, by using screw by through hole and mounting hole by the lug and conducting bracket
It is fixed together, and plays the role of being conductively connected.
Preferably, which there is the left and right sides of front side and connection front side, the lug 14 to be located at insulating support 12
Front side, the bus-bar 15 are located at the left and right sides of insulating support 12；It is convexly equipped with convex block 19 at left and right sides of the bottom wall of the conducting bracket 12,
Between every adjacent two battery module 10,10 ' of stacking：The insulating support adapter clip of one battery module is set to another battery module
Between two convex blocks of conducting bracket (similar grafting).
Please continue to refer to Fig. 1, multiple battery modules are stacked in the height direction, and Fig. 1 gives three layers of battery module
Example.Direction is according to conducting bracket 11, battery 13, the conducting bracket 11 ' of another battery module 10 ', battery from the bottom up
The assembled in sequence of core 13, conducting bracket 11, battery 13, insulating support 12.According to the actual needs, battery modules can be arranged
More levels are arranged two layers.
Preferably, battery array-like on same battery module arranges, and different battery module, and battery can be with
In consistency from top to bottom.That is, the installation site of the battery of the battery module of adjacent stacking corresponds.
Preferably, battery selects the battery of same specification.Core of lithium ion cell can such as be selected, as cylindrical lithium from
Sub- battery.
In order to further illustrate the technique effect of present embodiment, comparative illustration of illustrating below：
Example 1：61 batteries are completed by a battery module unit A using original battery modules manufacturing technology.It is single
First battery module A has the data as shown in detection data contrast table by test.It can be seen that from detection table：Battery mould
The temperature difference of module unit A is big, and 9.8 DEG C of the highest temperature and the minimum temperature difference, have that local temperature is high in single module.
Example 1：61 batteries are completed by a battery module unit B using present embodiment technology.Battery mould
Module unit B has the data as shown in detection data contrast table by test.It can be seen that from detection table：Battery module list
First B has smaller temperature range compared with battery module unit A, while its battery module temperature is relatively low, improves battery capacity
Effectively conversion.Lighter battery module quality, and there is smaller D.C. resistance under same current condition.
Detection data contrast table
Example 2：80 batteries are completed by a battery module unit using the battery modules manufacturing technology of background technology
A.Element cell modules A has the data as shown in detection data contrast table by test.It can be seen that from detection table：Electricity
The temperature difference of pond modular unit A is big, and 7.1 DEG C of the highest temperature and the minimum temperature difference, have that local temperature is high in single module.
80 batteries are completed by a battery module unit B using present embodiment technology.Battery module list
First B has the data as shown in detection data contrast table by test.It can be seen that from detection table：Battery module unit B
There is smaller temperature range compared with battery module unit A, while its battery module temperature is relatively low, improves the effective of battery capacity
Conversion.Lighter battery module quality, and there is smaller D.C. resistance under same current condition.
Detection data contrast table
The parts of present embodiment are preferably all made of integral structure processing and forming mode, to effectively reduce assembly
Error meets automated production requirement.Present embodiment cancels original series connection metal connecting sheet, by cancelling original series connection
Metal connecting sheet effectively reduces resistance and improves connection sheet and bad generation fever high temperature is physically contacted, further decreases thermal runaway
Risk improves the safety of module；Meanwhile screw locking amount is reduced, it effectively reduces screw and loosens probability and its caused module
Bad connection rate.
The above, only the utility model preferred embodiment, therefore the utility model implementation cannot be limited according to this
It is new all should still to belong to this practicality that is, according to equivalent changes and modifications made by the utility model patent range and description for range
In the range of type covers.
Claims (10)
1. a kind of power battery module, it is characterised in that：Including multiple battery modules, battery modules include a conducting bracket, one
Insulating support and multiple batteries, multiple battery both ends are separately mounted on conducting bracket and insulating support, battery first
Electrode and conducting bracket electricity connect, and insulating support is convexly equipped with the lug that electric can connect battery second electrode；Multiple battery module layer
Between every adjacent two battery module of folded setting and stacking：The conductive branch of the insulating support of one battery module and another battery module
Frame is connected, and the lug of the insulating support of a battery module abuts against the conducting bracket side wall of another battery module simultaneously
The affixed lug of fixed mechanism and conducting bracket is arranged, is connect by the affixed realization electricity of lug and conducting bracket.
2. a kind of power battery module according to claim 1, it is characterised in that：The conducting bracket side wall has plane,
The lug is abutted against on this plane.
3. a kind of power battery module according to claim 1, it is characterised in that：The conducting bracket side wall is equipped with and pole
The mounting hole of the number such as ear, opens up through hole on the lug, and the fixed mechanism is by through hole and mounting hole by the lug and conduction
Holder is fixed together.
4. a kind of power battery module according to claim 1, it is characterised in that：The lug is L-shaped and has first
With second, this first is fixed in insulating support, this second protrudes insulating support in the stacking direction.
5. a kind of power battery module according to claim 1 or 2 or 3 or 4, it is characterised in that：On the insulating support
It is fixedly provided with the bus-bar that electricity connects the lug, which is supported by the insulating support.
6. a kind of power battery module according to claim 5, it is characterised in that：The bus-bar and lug are arranged vertically.
7. a kind of power battery module according to claim 5, it is characterised in that：The insulating support has front side and connection
The left and right sides of front side, the lug are located at the front side of insulating support, which is located at the left and right sides of insulating support.
8. a kind of power battery module according to claim 7, it is characterised in that：At left and right sides of the bottom wall of the conducting bracket
It is convexly equipped with convex block, between every adjacent two battery module in the stacking direction：The insulating support adapter clip of one battery module is set to another
Between two convex blocks of the conducting bracket of one battery module.
9. a kind of power battery module according to claim 1, it is characterised in that：Multiple battery both ends are respectively and fixedly connected with peace
On conducting bracket and insulating support.
10. a kind of power battery module according to claim 1, it is characterised in that：The battery is core of lithium ion cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571835.8U CN207611807U (en) | 2017-11-22 | 2017-11-22 | A kind of power battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571835.8U CN207611807U (en) | 2017-11-22 | 2017-11-22 | A kind of power battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611807U true CN207611807U (en) | 2018-07-13 |
Family
ID=62795416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721571835.8U Expired - Fee Related CN207611807U (en) | 2017-11-22 | 2017-11-22 | A kind of power battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020033921A1 (en) * | 2018-08-09 | 2020-02-13 | Tiveni MergeCo Inc. | Battery module with cell fixation brackets |
| CN110896137A (en) * | 2018-09-13 | 2020-03-20 | 宏碁股份有限公司 | Battery system |
| CN115315847A (en) * | 2020-04-01 | 2022-11-08 | Tvs电机股份有限公司 | Battery block |
-
2017
- 2017-11-22 CN CN201721571835.8U patent/CN207611807U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020033921A1 (en) * | 2018-08-09 | 2020-02-13 | Tiveni MergeCo Inc. | Battery module with cell fixation brackets |
| US11158899B2 (en) | 2018-08-09 | 2021-10-26 | Tiveni Mergeco, Inc. | Battery module with cell fixation brackets |
| CN110896137A (en) * | 2018-09-13 | 2020-03-20 | 宏碁股份有限公司 | Battery system |
| CN110896137B (en) * | 2018-09-13 | 2022-06-21 | 宏碁股份有限公司 | Battery system |
| CN115315847A (en) * | 2020-04-01 | 2022-11-08 | Tvs电机股份有限公司 | Battery block |
| CN115315847B (en) * | 2020-04-01 | 2023-10-03 | Tvs电机股份有限公司 | battery block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20181217 Granted publication date: 20180713 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20211217 Granted publication date: 20180713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20201122 |