CN206907869U - A kind of battery-mounting device and battery pack - Google Patents
A kind of battery-mounting device and battery pack Download PDFInfo
- Publication number
- CN206907869U CN206907869U CN201720540142.6U CN201720540142U CN206907869U CN 206907869 U CN206907869 U CN 206907869U CN 201720540142 U CN201720540142 U CN 201720540142U CN 206907869 U CN206907869 U CN 206907869U
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- China
- Prior art keywords
- plate
- battery
- fixing
- tab
- leading
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 24
- 229910052802 copper Inorganic materials 0.000 claims description 24
- 239000010949 copper Substances 0.000 claims description 24
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 19
- 230000003044 adaptive effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 17
- 229910001416 lithium ion Inorganic materials 0.000 description 17
- 238000009434 installation Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000002788 crimping Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 210000000959 ear middle Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of battery-mounting device and battery pack, the device includes：Lug end tab and fixed mechanism；Wherein, the lug end tab, setting is adapted to the lug of the battery；The fixed mechanism, setting is adapted to the lug end tab, for carrying out the lug end tab with the lug to be adapted to fixed setting.Scheme of the present utility model, the defects of cost is high, operating process is complicated and maintenance difficulties are big can be overcome in the prior art, the beneficial effect that cost of implementation is low, operating process is simple and maintenance difficulties are small.
Description
Technical Field
The utility model belongs to the technical field of the battery, concretely relates to battery installation device and group battery especially relate to a utmost point ear of lithium ion battery (or lithium ion battery group) is drawn forth and fixed knot constructs, and the utmost point ear that a lithium ion battery combines and the group battery is drawn forth and the wiring is fixed promptly, and this structure is applicable to the equipment of plastic-aluminum membrane shell lithium ion battery, also is suitable for other power battery's equipment.
Background
With the increasing severity of energy and environmental problems, under the promotion of industrial policies and markets such as energy conservation and emission reduction, green credit, green securities and the like, the electric automobile is gradually attracting attention of society and government, and the electric automobile will become a major branch of the future automobile industry. One of the core technologies of electric vehicles is a battery system. The battery grouping technology is the key technology for determining whether the system is available.
In view of the existing battery technology and cost, the lithium ion battery is most suitable for the electric vehicle at present, so the development of the lithium ion battery influences the future development trend of the electric vehicle. The application field of the lithium ion battery is gradually expanded from the traditional portable consumer electronics type low-power products to the high-power products such as electric vehicles and the like.
At present, however, the tab of the lithium ion battery is led out and fixed basically in a manner that the copper bar is crimped with the internal thread copper column, so that the process has high cost, complex processing, heavy quality and difficult disassembly and replacement.
Therefore, the prior art has the defects of high cost, complex operation process, high maintenance difficulty and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned defect, provide a battery installation device and group battery to solve among the prior art and draw forth and fix the problem that the technology cost of lithium ion battery utmost point ear is high through the mode of copper bar crimping internal thread copper post, reach reduce cost's effect.
The utility model provides a battery installation device and group battery, include: a tab leading-out plate and a fixing mechanism; the tab leading-out plate is matched with the tabs of the battery; the fixing mechanism is matched with the tab leading-out plate and is used for matching and fixing the tab leading-out plate and the tab.
Optionally, the method further comprises: a battery pack frame and an end clamp plate; the battery combination frame and the end clamping plate are arranged in a matched mode to form an accommodating area for accommodating the battery; the battery is accommodated in the accommodating area, and the fixing mechanism is matched and fixedly provided with the tab leading-out plate and the accommodating area.
Optionally, the method further comprises: a nut; the tab leading-out fixing plate and the end clamping plate are connected in an adaptive mode through the nut.
Optionally, the method further comprises: connecting copper bars externally; the external copper bar is matched with the tab leading-out plate; the fixing mechanism is used for carrying out adaptive fixing on the external copper bar and the tab leading-out plate.
Optionally, the securing mechanism comprises: a stainless steel fixing plate and/or a fixing plate of a tab leading-out plate; the stainless steel fixing plate is in lap joint with the tab leading-out plate; and the fixing plate of the tab leading-out plate is matched and installed with the tab leading-out plate and the external copper bar.
Optionally, the method further comprises: a screw; the screw is used for connecting the external copper bar with the pole lug lead-out plate in an adaptive mode and conducting adaptive fixing through the fixing plate of the pole lug lead-out plate.
In accordance with the above apparatus, another aspect of the present invention provides a battery pack, comprising: one or more single cells; and more than one single battery is installed through the battery installation device to obtain the battery pack.
Therefore, the utility model discloses a scheme utilizes utmost point ear lead-out plate and the fixed plate that the adaptation set up, solves among the prior art and draws forth and fix the problem that the processing cost of lithium ion battery utmost point ear is high through the mode of copper bar crimping internal thread copper post to, overcome among the prior art with high costs, the operation process is complicated and maintain the big defect of the degree of difficulty, realize with low costs, the operation process is simple and maintain the little beneficial effect of the degree of difficulty.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a battery mounting device and a lithium ion battery module in a battery pack according to the present invention;
FIG. 2 is a schematic view of a connection structure of a fixing plate of a middle ear extraction plate and a stainless steel fixing plate of the device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an embodiment of a fixing structure for leading out a battery module and a tab in the device of the present invention;
fig. 4 is a schematic structural view of an embodiment of a positive and negative electrode tab lead-out structure of a battery module in the device of the present invention;
FIG. 5 is a schematic structural view of an embodiment of a wire or copper bar structure connected to the outside of the device of the present invention;
fig. 6 is a schematic diagram of an explosion structure of the whole battery module in the device of the present invention;
fig. 7 is a schematic structural diagram of an embodiment of a battery pack according to the present invention.
With reference to the accompanying drawings, the embodiments of the present invention have the following reference numerals:
1-end clamp plate; 2-a fixing plate of a tab leading-out plate; 3-stainless steel fixing plate; 4-pole ear leading-out plate; 5-a battery module; 6-connecting the copper bar externally.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
According to the utility model discloses an embodiment provides a battery installation device. Referring to fig. 1 to 6, there is shown a schematic structural diagram of an embodiment of the device of the present invention. The battery mounting device (for example, a tab drawing and fixing structure of a lithium ion battery) may include: a tab leading-out plate 4, a stainless steel fixing plate 3, a fixing plate 2 of the tab leading-out plate, an end clamping plate 1, an external copper bar 6 and the like. The device can be used for leading out positive and negative electrode tabs of the battery pack and fixing wiring. For example: the device can realize the leading-out and fixing of the upper side tab of the lithium ion battery.
The tab leading-out plate 4 is lapped with the stainless steel fixing plate 3, the stainless steel fixing plate 3 is connected with a nut of the tab leading-out fixing plate 4, the tab leading-out fixing plate 4 is connected with a nut of the end clamping plate 1, and finally, a large line or copper bar (such as an external copper bar 6) is connected with the tab leading-out plate 4 by using a screw (such as a battery tab screw fixing structure with the model of 2P16S35 Ah) and is fixed by another stainless steel fixing plate (namely the fixing plate 2 of the tab leading-out plate), so that the structure can realize the industrial production of a tab welding fixing mode or a tab screw fixing mode.
In an optional example, the tab leading-out and fixing structure of the lithium ion battery can be used for leading out and fixing a plurality of single batteries which are connected into a positive electrode and a negative electrode of a battery pack.
For example: a plurality of single batteries which are arranged between each pair of combined frames can be connected and clamped and fixed into a battery pack through the end clamping plates and the lead screws, then the fixing plates of the pole lug leading-out plates and the stainless steel fixing plate nuts are fixed and fixed on the end clamping plates, and then the positive and negative poles of the batteries are led out and lapped on the stainless steel fixing plates by using the pole lug leading-out plates.
In an alternative embodiment, two battery frames form a pair of combined frames, a lithium ion battery is arranged in the middle of each pair of combined frames, and a plurality of cross beams on each frame enable an air duct with a rectangular cross section to be formed between the adjacent frames.
Furthermore, according to the series-parallel connection requirements of the batteries, after a plurality of pairs of battery frames form a battery pack 5, the battery pack is fixed and clamped through end clamping plates 1 and four screw rods at two ends, and the upper parts of the positive and negative electrode lugs of the battery pack module are led out and fixed through a square steel bar, a collecting and mounting plate, a lug leading-out plate 4, a fixing plate 2 of the lug leading-out plate, a stainless steel fixing plate 3 and the like. Here, the battery module (for example, the battery pack 5) composed of the lithium ion battery pack-combining frame has a good heat dissipation function.
For example: as shown in fig. 1, a single battery is arranged in two battery frame assemblies, 32 pairs of battery frame assemblies are connected in series by four lead screws and are clamped and fixed into a group by two end clamping plate locking bolts, an upper aluminum strip is arranged at a clamping groove formed between every two pairs of battery frame assemblies, in order to connect the two single batteries in parallel, a lug is vertically bent by 90 degrees towards the direction of the square aluminum strip and is laminated on the square aluminum strip, an acquisition mounting plate is arranged between every two series of batteries, and the like. As shown in fig. 2, the stainless steel fixing plate and the fixing plate of the tab drawing plate are coupled using a nut. As shown in fig. 3, the tab fixing structure is fixed to the battery module end clamping plate using a nut. As shown in fig. 4, the tab take-off plate is fixed to the positive electrode (or the negative electrode) of the battery module using a screw, and is overlapped with the stainless steel fixing plate. As shown in fig. 5, the screw is fixed to the tab fixing structure through the external large wire nose (or external copper row hole) and the tab lead-out plate.
Wherein, the end splint 1 has good strength and is not easy to deform. The fixing plate 2 of the tab leading-out plate has the advantages of good strength, light weight, insulation and flame retardance. The stainless steel fixing plate 3 has good strength, is not easy to deform and is easy to process.
Optionally, the material of the tab extraction plate 4 is a copper plate.
Optionally, the battery is a lithium battery.
Therefore, the tab leading-out fixing structure can save cost and is also suitable for a tab welding fixing mode or a tab screw fixing mode. Because utmost point ear extraction plate 4 and the overlap joint of stainless steel fixed plate 3 among the fixed knot structure is drawn forth to utmost point ear, use the screw with external big line or copper bar and utmost point ear fixed plate stainless steel fixed plate fixed firm, the fixed plate 2 of rethread utmost point ear extraction plate is fixed with stainless steel fixed plate 3 and the tip splint 1 of group battery 5. The grouping mode is very convenient and simple, is beneficial to maintenance, is convenient to disassemble and assemble, saves space and further meets the requirements of new energy electric automobiles; plays an important role in the industrialization, the greening and the high-new of domestic electric automobiles.
In another alternative embodiment, the above-described tab extraction and fixation structure for lithium ion batteries may be used to form a battery pack, as shown in fig. 7 for example.
Through a large number of tests, the technical scheme of the utility model is adopted, compared with the prior mode of leading out and fixing the side pole ear, the space is saved, the installation is convenient, the assembly is convenient and fast, the efficiency is high, the stability is better, the connection is firmer, and the cost is reduced; the device can reduce the size of the battery module, and is suitable for leading out and fixing the positive and negative electrodes of the battery module fixed by bolt fixing of the battery tabs and laser welding of the battery tabs.
In summary, it is readily understood by those skilled in the art that the advantageous modes described above can be freely combined and superimposed without conflict.
The above description is only an example of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A battery mounting apparatus, comprising: a tab leading-out plate and a fixing mechanism; wherein,
the tab leading-out plate is matched with the tabs of the battery;
the fixing mechanism is matched with the tab leading-out plate and is used for matching and fixing the tab leading-out plate and the tab.
2. The apparatus of claim 1, further comprising: a battery pack frame and an end clamp plate; wherein,
the battery combination frame and the end clamping plate are arranged in a matched mode to form an accommodating area for accommodating the battery;
the battery is accommodated in the accommodating area, and the fixing mechanism is matched and fixedly provided with the tab leading-out plate and the accommodating area.
3. The apparatus of claim 2, further comprising: a nut;
the tab leading-out fixing plate and the end clamping plate are connected in an adaptive mode through the nut.
4. The apparatus of claim 2 or 3, further comprising: connecting copper bars externally;
the external copper bar is matched with the tab leading-out plate;
the fixing mechanism is used for carrying out adaptive fixing on the external copper bar and the tab leading-out plate.
5. The apparatus of claim 4, wherein the securing mechanism comprises: a stainless steel fixing plate and/or a fixing plate of a tab leading-out plate; wherein,
the stainless steel fixing plate is in lap joint with the tab leading-out plate;
and the fixing plate of the tab leading-out plate is matched and installed with the tab leading-out plate and the external copper bar.
6. The apparatus of claim 5, further comprising: a screw;
the screw is used for connecting the external copper bar with the pole lug lead-out plate in an adaptive mode and conducting adaptive fixing through the fixing plate of the pole lug lead-out plate.
7. A battery pack, comprising: one or more single cells;
the battery pack is obtained by mounting one or more of the single batteries by the battery mounting device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540142.6U CN206907869U (en) | 2017-05-16 | 2017-05-16 | A kind of battery-mounting device and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720540142.6U CN206907869U (en) | 2017-05-16 | 2017-05-16 | A kind of battery-mounting device and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206907869U true CN206907869U (en) | 2018-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720540142.6U Active CN206907869U (en) | 2017-05-16 | 2017-05-16 | A kind of battery-mounting device and battery pack |
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| Country | Link |
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| CN (1) | CN206907869U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019091570A (en) * | 2017-11-13 | 2019-06-13 | トヨタ自動車株式会社 | Battery module and battery pack |
| JP2020024801A (en) * | 2018-08-06 | 2020-02-13 | トヨタ自動車株式会社 | Battery pack |
-
2017
- 2017-05-16 CN CN201720540142.6U patent/CN206907869U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019091570A (en) * | 2017-11-13 | 2019-06-13 | トヨタ自動車株式会社 | Battery module and battery pack |
| JP2020024801A (en) * | 2018-08-06 | 2020-02-13 | トヨタ自動車株式会社 | Battery pack |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |