CN207967147U - Battery modules - Google Patents
Battery modules Download PDFInfo
- Publication number
- CN207967147U CN207967147U CN201820318011.8U CN201820318011U CN207967147U CN 207967147 U CN207967147 U CN 207967147U CN 201820318011 U CN201820318011 U CN 201820318011U CN 207967147 U CN207967147 U CN 207967147U
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- Prior art keywords
- connecting piece
- electrode connecting
- sampling apparatus
- sampling
- battery modules
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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
This application involves energy storage device technical field more particularly to a kind of battery modules comprising single battery, electrode connecting piece, sampling apparatus and locating part, the electrode connecting piece are connect with the single battery；The sampling apparatus is connect with the electrode connecting piece；The locating part includes limiting section and mounting portion, the limiting section is connect with the mounting portion, the locating part is fixed on the electrode connecting piece by the mounting portion, there is accommodating chamber between the limiting section and the electrode connecting piece, a part for the sampling apparatus is set in the accommodating chamber, and the sampling apparatus is coordinated by the limiting section and electrode connecting piece limit.In this battery modules provided herein, the connection relation between sampling apparatus and electrode connecting piece is more stable.
Description
Technical field
This application involves energy storage device technical field more particularly to a kind of battery modules.
Background technology
With the enhancing of energy conservation and environmental awareness, can the battery modules of charge and discharge be becoming increasingly popular.And the pipe of battery modules
Reason problem is an important topic in battery modules evolution, in general, can increase in the suitable position in battery modules
Add sampling apparatus, such as temperature acquisition apparatus or voltage sampling apparatus, and sampling apparatus connected together with electrode connecting piece,
The control to battery modules and management may be implemented.
Common, sampling apparatus is connected in electrode connecting piece by modes such as thermocompression bonding or splicing, and in battery
In the module course of work, by the shadow for the factors such as the temperature rise of electrode connecting piece and the working environment of battery modules be more severe
It rings so that sampling apparatus is susceptible to the problems such as upwarping, loosening, this can destroy the connection between sampling apparatus and electrode connecting piece
Tightness degree, and then the precision of sampled result can be reduced, this brings adverse effect to the management and control work of battery modules.
Utility model content
This application provides a kind of battery modules, to solve the problems, such as that sampling apparatus is easy to detach with electrode connecting piece.
This application provides a kind of battery modules comprising single battery；
Electrode connecting piece, the electrode connecting piece are connect with the single battery；
Sampling apparatus, the sampling apparatus are connect with the electrode connecting piece；
Locating part, the locating part include limiting section and mounting portion, and the limiting section is connect with the mounting portion,
Wherein, the locating part is fixed on the electrode connecting piece, the limiting section and the electricity by the mounting portion
There is accommodating chamber, a part for the sampling apparatus to be set in the accommodating chamber, the sampling apparatus is logical between the connection sheet of pole
The limiting section is crossed with electrode connecting piece limit to coordinate.
Preferably, the sampling apparatus includes that sampling line and sampling A/D chip, the sampling A/D chip are connect with the sampling line；
The locating part further includes auxiliary stopper portion, and the limiting section is connect with the auxiliary stopper portion, the limiting section
It limits and coordinates with the sampling A/D chip, the auxiliary stopper portion coordinates with sampling line limit.
Preferably, battery modules provided herein further include heat-conducting glue, and the sampling apparatus is temperature acquisition apparatus,
The heat-conducting glue is filled in the accommodating chamber.
Preferably, the locating part further includes fitting bottom, and the limiting section passes through the fitting bottom and the installation
Portion connects, and the limiting section connects to form the accommodating chamber with the fitting bottom, and the sampling apparatus is connected with the electrode
Piece is connect with the fitting bottom, and the sampling apparatus is located at the bottom that is bonded along institute with the electrode connecting piece
State the both sides of the thickness direction of electrode connecting piece.
Preferably, the locating part further includes adhesive-spill-preventing portion, the adhesive-spill-preventing portion and the limiting section and described is bonded bottom
Portion is all connected with, and is plugged in the side of the accommodating chamber.
Preferably, the adhesive-spill-preventing portion have relief hole, the relief hole run through the adhesive-spill-preventing portion, the relief hole with
The accommodating chamber connection.
Optionally, the heat-conducting glue is thermal conductive insulation glue, and the fitting bottom is formed by metal material, the sampling apparatus
The thermal conductive insulation glue is provided between the electrode connecting piece.
Preferably, mounting hole, the mounting portion and the mounting hole grafting are provided in the electrode connecting piece.
Preferably, the mounting portion is provided at least two, circumferential direction of at least two mounting portions along the mounting hole
Interval setting.
Preferably, the electrode connecting piece includes the pole interconnecting piece being connected and adjustment portion, the pole interconnecting piece with
The pole of the single battery connects, and the adjustment portion is passed through to the direction protrusion closer or far from the pole, the mounting hole
It wears and is placed in the pole interconnecting piece.
Technical solution provided by the present application can reach following advantageous effect：
In battery modules provided herein, locating part is fixed on electrode connecting piece by the mounting portion that itself has
On, in the accommodating chamber that the part of sampling apparatus is arranged between limiting section and electrode connecting piece, in the effect of limiting section
Under, the limitation to sampling apparatus position is realized, and then prevent sampling apparatus from the problems such as upwarping or loosening occur, to promote sampling
Precision.
It should be understood that above general description and following detailed description is merely exemplary, this can not be limited
Application.
Description of the drawings
The structural schematic diagram for the battery modules that Fig. 1 is provided by the embodiment of the present application；
The vertical view of part-structure in the battery modules that Fig. 2 is provided by the embodiment of the present application；
Fig. 3 is the sectional view of structure shown in Fig. 2；
The decomposition diagram of part-structure in the battery modules that Fig. 4 is provided by the embodiment of the present application；
The structural schematic diagram of electrode connecting piece in the battery modules that Fig. 5 is provided by the embodiment of the present application；
Another structural schematic diagram of locating part in the battery modules that Fig. 6 is provided by the embodiment of the present application.
Reference numeral：
1- single batteries；
2- electrode connecting pieces；
20- mounting holes；
21- pole interconnecting pieces；
22- adjustment portions；
3- sampling apparatuses；
31- samples line；
32- sampling A/D chips；
4- locating parts；
40- accommodating chambers；
41- limiting sections；
42- auxiliary stoppers portion；
43- mounting portions；
44- is bonded bottom；
5- heat-conducting glues.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and the principle together with specification for explaining the application.
Specific implementation mode
It is described in further detail below by specific embodiment and in conjunction with attached drawing to the application.
As shown in figures 1 to 6, the embodiment of the present application provides a kind of battery modules, which may include single battery
1, electrode connecting piece 2, sampling apparatus 3 and locating part 4, single battery 1 can be provided with it is multiple, and can be along a direction (example
Such as the thickness direction of single battery 1) multiple single batteries 1 are regularly arranged, for the shape and size of single battery 1
Size, those skilled in the art may be set according to actual conditions；Electrode connecting piece 2 can be sheet knot made of conductive material
Structure etc., as electrode connecting piece 2 can be metallic copper or metallic aluminium by way of extrusion molding made of have it is certain thickness
Sheet material；Electrode connecting piece 2 can be made to be connect with single battery 1 by welding, correspondingly, the overcurrent of electrode connecting piece 2
Area, size and concrete shape, are also not construed as limiting herein；Sampling apparatus 3 can be temperature acquisition apparatus, voltage sampling apparatus
Or current sampling device etc., certainly, there are many sampling apparatus 3 can also be arranged, to be carried out to many kinds of parameters in battery modules
It monitors simultaneously；Locating part 4 can be by being made with certain rigid material, and limiting section 41 can be integrally formed with mounting portion 43,
It seperated can also be molded, be connected to together, mounting portion 43 can pass through the modes such as clamping, socket or grafting and electrode connecting piece
2 connections, so that locating part 4 can be fixedly connected on by mounting portion 43 in electrode connecting piece 2, limiting section 41 connects with electrode
There is certain space, aforesaid space is accommodating chamber 40, and a part of can be arranged of sampling apparatus 3 is accommodating between contact pin 2
In chamber 40 so that limiting section 41 can limit 3 position of sampling apparatus, this can prevent the course of work in battery modules
In, because certain factors cause sampling apparatus 3 easily to be detached with electrode connecting piece 2.
It is above-mentioned it is found that the mounting portion 43 that locating part 4 has by itself is fixed in electrode connecting piece 2, sampling apparatus 3
In the accommodating chamber 40 that a part is arranged between limiting section 41 and electrode connecting piece 2, under the action of limiting section 41, realize
Limitation to 3 position of sampling apparatus, and then prevent sampling apparatus 3 from the problems such as upwarping or loosening occur, to promote sampling precision.
Further, sampling apparatus 3 may include sampling line 31 and sampling A/D chip 32, and sampling A/D chip 32 connects with sampling line 31
It connects；Correspondingly, those skilled in the art can also be according to the type of the parameter in the battery modules to be measured or be monitored come really
Determine the type of sampling A/D chip 32, sampling line 31 is for going out the data transmission that sampling A/D chip 32 is acquired, usually, sampling
The needs of chip 32 are connected on sampling line 31, and also need to be sealed processing, thus sampling A/D chip at the link position of the two
32 are different from greatly with the shape and size for sampling line 31, in order to realize the limit to sampling line 31 and 32 position of sampling A/D chip simultaneously
System, locating part 4 can also include auxiliary stopper portion 42, and limiting section 41 connect with auxiliary stopper portion 42, limiting section 41 can with adopt
The limit cooperation of sample chip 32, auxiliary stopper portion 42 can coordinate with the sampling limit of line 31, and similarly, auxiliary stopper portion 42 can also
By being made with certain rigid material, auxiliary stopper portion 42 can be integrally formed with limiting section 41, correspondingly, limiting section 41,
Auxiliary stopper portion 42 and 43 three of mounting portion can also directly be formed by integrally formed mode, and limiting section 41 can be to sampling
Chip 32 is limited, and auxiliary stopper portion 42 can limit sampling line 31, so that each section in sampling apparatus 3
Position can be limited, to further prevent sampling apparatus 3 to be detached with electrode connecting piece 2.
Further, sampling apparatus 3 can be temperature acquisition apparatus, and heat-conducting glue 5 can also be arranged in battery modules, lead
Hot glue 5 can be filled in accommodating chamber 40.It, can be by heat conduction after a part for sampling apparatus 3 is set in accommodating chamber 40
Glue 5 is filled into accommodating chamber 40 in remaining space, to be fixedly connected on sampling apparatus 3 and locating part 4 by heat-conducting glue 5
Together, to further prevent sampling apparatus 3 the problems such as upwarping or loosening occur；Meanwhile heat-conducting glue 5 can also envelope sampling cartridge
3 are set, to protect sampling apparatus 3；In addition, since sampling apparatus 3 is temperature acquisition apparatus, thus under the action of heat-conducting glue 5, also
Sampling apparatus 3 can be made more quickly to obtain the temperature of electrode connecting piece 2, and sampling precision can also be made relatively higher.
Further, locating part 4 can also include fitting bottom 44, and limiting section 41 can be by being bonded bottom 44 and installation
Portion 43 connects, and limiting section 41 and the connection of fitting bottom 44 can form accommodating chamber 40, a part for heat-conducting glue 5 and sampling apparatus 3
Situations such as being arranged in accommodating chamber 40, can preventing 5 overflow of heat-conducting glue, sampling apparatus 3 and electrode connecting piece 2 can be with
It is connect with fitting bottom 44, and sampling apparatus 3 can be located at electrode connecting piece 2 and be bonded bottom 44 along electrode connecting piece 2
Thickness direction both sides.Correspondingly, fitting bottom 44, limiting section 41 and 43 three of mounting portion can also be by integrally formed
Mode is directly formed, and entire locating part 4 can also be made of the relatively good material of thermal conductivity, to further promote temperature
The precision and efficiency of sampling；Meanwhile the structure for being bonded bottom 44 can be planar structure, to be easier and 2 phase of electrode connecting piece
Fitting, and the connective stability between entire locating part 4 and electrode connecting piece 2 can also be promoted.In addition, being bonded bottom by setting
Portion 44 is also convenient for the assembling of sampling apparatus 3, and specifically, staff can mass-produce multiple locating parts 4, then may be used
First by sampling apparatus 3 in the accommodating chamber 40 of locating part 4, again, suitable heat-conducting glue can be perfused into accommodating chamber 40
5, after the solidification of heat-conducting glue 5, locating part 4 and sampling apparatus 3 directly can be mounted on electrode connecting piece 2 by staff together
On, this can significantly promote packaging efficiency.
The heat-conducting glue 5 being filled into order to prevent in accommodating chamber 40 flows out, and locating part 4 is also provided with adhesive-spill-preventing portion (figure
In be not shown), adhesive-spill-preventing portion and limiting section 41 and be bonded bottom 44 and be all connected with, to achieve the purpose that block 40 side of accommodating chamber,
And then making the only remaining opening of accommodating chamber 40, sampling apparatus 3 and heat-conducting glue 5 can be placed in receiving from aforementioned remaining opening
In chamber 40, and heat-conducting glue 5 and sampling apparatus 3 is made to be not easy the abjection out of accommodating chamber 40, adhesive-spill-preventing portion and limiting section 41 and peace
Dress portion 43 can also be formed by integrally formed mode.
Since the volume of accommodating chamber 40 is relatively small, and heat-conducting glue 5 also has certain stickiness, in perfusion heat-conducting glue 5
In the process, heat-conducting glue 5 cannot be completely filled with accommodating chamber 40 caused by heat-conducting glue 5 blocks accommodating chamber 40 in order to prevent, it is preferable that
Relief hole (not shown) can be provided in adhesive-spill-preventing portion, relief hole can be disposed through in adhesive-spill-preventing portion, relief hole
It is connected to accommodating chamber 40, during heat-conducting glue 5 are perfused, by relief hole, it is ensured that air in accommodating chamber 40 can be with
It is drained, and then heat-conducting glue 5 is allow to be full of accommodating chamber 40, as shown in figure 4, showing the heat-conducting glue 5 after solidification in Fig. 4.
In order to further enhance the capacity of heat transmission of entire locating part 4, in locating part 4, being at least bonded this part of bottom 44 can
To be formed by metal material, in order to make to form dielectric relationship between sampling apparatus 3 and electrode connecting piece 2, to prevent electrode from connecting
The high pressure of piece institute band damages temperature acquisition apparatus, and heat-conducting glue 5 can be thermal conductive insulation glue, sampling apparatus 3 be bonded bottom 44
Between can be provided with thermal conductive insulation glue, not only ensure that the dielectric relationship between sampling apparatus 3 and electrode connecting piece 2 in this way, but also
The connective stability between sampling apparatus 3 and locating part 4 can be promoted.Certainly, entire locating part 4 can also be completely by metal material
Material is formed, as locating part 4 can be formed by metallic aluminium by way of extrusion molding.
Optionally, as shown in Figure 3 and Figure 6, mounting hole 20 can be provided in electrode connecting piece 2, locating part 4 can pass through
The dismounting of locating part 4 is convenient in mounting portion 43 and 20 grafting of mounting hole, the design of connected structure.Specifically, can be added by boring
The mode of work forms mounting hole 20 in electrode connecting piece 2, and the shape and size of mounting hole 20 can pacify according in locating part 4
The shape in dress portion 43 accordingly changes；The quantity of mounting portion 43 in electrode connecting piece 2 can be one, or it is multiple, and
The shape of mounting portion 43 can also be corresponded to according to actual conditions and be adjusted, and mounting portion 43, which has to limit with electrode connecting piece 2, matches
The structure of conjunction so that entire locating part 4 can be fixed in electrode connecting piece 2, as that can be provided with buckle knot on mounting portion 43
Structure, buckle structure can be passed through with a surface of self-electrode connection sheet 2, and be fastened at another surface of electrode connecting piece 2.
More specifically, mounting portion 43 can be arranged at least two, at least two mounting portions 43 can be along the week of mounting hole 20
It is arranged to interval, by the way that multiple mounting portions 43 are arranged, can further promotes the connection between locating part 4 and electrode connecting piece 2
If the shape of mounting hole 20 can be rectangle and four mounting portions 43 can be arranged in intensity, in four mounting portions 43 and rectangle
Under the action of four edges of mounting hole 20 limit respectively, 4 position of locating part can be made not change substantially, further,
Under the position-limiting action of locating part 4, it may further ensure that sampling apparatus 3 will not be detached from electrode connecting piece 2.In addition, such as Fig. 3
Shown, there are two mounting portion 43 can also be arranged, two mounting portions 43 are located at the both sides of sampling apparatus 3, and can be arranged
The width of mounting portion 43 is equal with the width of mounting hole 20, realizes the fixation to locating part 4 by two mounting portions 43, is ensureing
In the case of fixed effect, the quantity set by mounting portion 43 can also be reduced, this can reduce dismounting difficulty；Meanwhile may be used also
To save material utilization amount.Wherein, foregoing width refers to the ruler of mounting portion 43 and mounting hole 20 in a direction perpendicular to the plane of the paper in Fig. 3
It is very little.
Further, electrode connecting piece 2 may include pole interconnecting piece 21 and adjustment portion 22, and pole interconnecting piece 21 can be with
The pole of single battery 1 connects, and adjustment portion 22 can be protruded to the direction closer or far from pole, so that electrode connecting piece 2 has
There is certain bending deformability, so as to adjust the difference in height between single battery 1, due to the area phase of pole interconnecting piece 21
Smooth to larger, and more, mounting hole 20 can be disposed through on pole interconnecting piece 21.In addition, former electrodes connection sheet 2
Thickness direction refers specifically to the thickness direction of pole interconnecting piece 21.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of battery modules, which is characterized in that including：
Single battery；
Electrode connecting piece, the electrode connecting piece are connect with the single battery；
Sampling apparatus, the sampling apparatus are connect with the electrode connecting piece；
Locating part, the locating part include limiting section and mounting portion, and the limiting section is connect with the mounting portion,
Wherein, the locating part is fixed on the electrode connecting piece by the mounting portion, and the limiting section connects with the electrode
There is accommodating chamber, a part for the sampling apparatus to be set in the accommodating chamber, the sampling apparatus passes through institute between contact pin
Limiting section is stated with electrode connecting piece limit to coordinate.
2. battery modules according to claim 1, which is characterized in that the sampling apparatus includes sampling line and sampling core
Piece, the sampling A/D chip are connect with the sampling line；
The locating part further includes auxiliary stopper portion, and the limiting section is connect with the auxiliary stopper portion, the limiting section and institute
Sampling A/D chip limit cooperation is stated, the auxiliary stopper portion coordinates with sampling line limit.
3. battery modules according to claim 1, which is characterized in that further include heat-conducting glue, the sampling apparatus is temperature
Sampling apparatus, the accommodating chamber is interior to be filled with the heat-conducting glue.
4. battery modules according to claim 3, which is characterized in that the locating part further includes fitting bottom, the limit
Position portion is connect by the fitting bottom with the mounting portion, and the limiting section connects to form the receiving with the fitting bottom
Chamber, the sampling apparatus and the electrode connecting piece are connect with the fitting bottom, and the sampling apparatus and the electrode
Connection sheet is located at the both sides of thickness direction of the fitting bottom along the electrode connecting piece.
5. battery modules according to claim 4, which is characterized in that the locating part further includes adhesive-spill-preventing portion, described anti-
Excessive glue portion is all connected with the limiting section and the bottom that is bonded, and is plugged in the side of the accommodating chamber.
6. battery modules according to claim 5, which is characterized in that the adhesive-spill-preventing portion has relief hole, the pressure release
The adhesive-spill-preventing portion is run through in hole, and the relief hole is connected to the accommodating chamber.
7. battery modules according to claim 4, which is characterized in that the heat-conducting glue is thermal conductive insulation glue, the fitting
Bottom is formed by metal material, and the thermal conductive insulation glue is provided between the sampling apparatus and the electrode connecting piece.
8. battery modules according to claim 1, which is characterized in that be provided with mounting hole, institute in the electrode connecting piece
State mounting portion and the mounting hole grafting.
9. battery modules according to claim 8, which is characterized in that the mounting portion is provided at least two, at least two
A mounting portion being provided at circumferentially spaced along the mounting hole.
10. battery modules according to claim 8, which is characterized in that the electrode connecting piece includes the pole being connected
Interconnecting piece and adjustment portion, the pole interconnecting piece are connect with the pole of the single battery, the adjustment portion to closer or far from
The direction of the pole is protruded, and the mounting hole is disposed through the pole interconnecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318011.8U CN207967147U (en) | 2018-03-08 | 2018-03-08 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318011.8U CN207967147U (en) | 2018-03-08 | 2018-03-08 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207967147U true CN207967147U (en) | 2018-10-12 |
Family
ID=63741569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820318011.8U Active CN207967147U (en) | 2018-03-08 | 2018-03-08 | Battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207967147U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020220908A1 (en) * | 2019-04-30 | 2020-11-05 | 宁德时代新能源科技股份有限公司 | Battery module and battery pack |
| WO2022170483A1 (en) * | 2021-02-09 | 2022-08-18 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method for manufacturing battery |
| WO2023198052A1 (en) * | 2022-04-11 | 2023-10-19 | 宁德时代新能源科技股份有限公司 | Anti-tearing sampling structure, battery and electric apparatus |
-
2018
- 2018-03-08 CN CN201820318011.8U patent/CN207967147U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020220908A1 (en) * | 2019-04-30 | 2020-11-05 | 宁德时代新能源科技股份有限公司 | Battery module and battery pack |
| WO2022170483A1 (en) * | 2021-02-09 | 2022-08-18 | 宁德时代新能源科技股份有限公司 | Battery, electric device, and method for manufacturing battery |
| WO2023198052A1 (en) * | 2022-04-11 | 2023-10-19 | 宁德时代新能源科技股份有限公司 | Anti-tearing sampling structure, battery and electric apparatus |
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