CN107833995A - A kind of cylinder type lithium battery group and its assemble method - Google Patents
A kind of cylinder type lithium battery group and its assemble method Download PDFInfo
- Publication number
- CN107833995A CN107833995A CN201711026063.4A CN201711026063A CN107833995A CN 107833995 A CN107833995 A CN 107833995A CN 201711026063 A CN201711026063 A CN 201711026063A CN 107833995 A CN107833995 A CN 107833995A
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- Prior art keywords
- module
- battery
- battery modules
- installation mould
- bar
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- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention provides a kind of cylinder type lithium battery group, including casing and some battery modules for being located in the casing, is fixedly connected between the battery modules by module bar；The battery modules include several battery modules, it is fixedly connected between the battery module by module bar, the battery module is provided with protruding shaft and shrinkage pool, laterally it is fitting to connection by the shrinkage pool and the protruding shaft between each battery module, the battery modules both ends are provided with module end face protective plate, module end face protective plate is provided with module installing plate, the module installing plate bottom is provided with some module bottoms fixing nut, and PCB voltage temperature collection plates are additionally provided between the battery modules.There are the present invention multiple functions to combine, and have quadruple transverse direction fixed structure, can be effectively shockproof.
Description
Technical field
The invention belongs to technical field of lithium batteries, and in particular to a kind of cylinder type lithium battery group and its assemble method.
Background technology
As the improvement of people's living standards, requirement of the people to living environment also more and more higher, reduces the harmful of automobile
The cry of emission is growing day by day, and under the double drive in national policy and market, electric automobile develops rapidly and starts to obtain
The favor of people.Therefore, the demand of power battery is also more and more, to its performance requirement also more and more higher.
The combination in groups of traditional cylinder type lithium battery, or by being attached in battery the two poles of the earth spot welding screw, or pass through
Both sides installation mould is attached fixation.But such cylindrical battery group on the market, can not be by horizontal fixation, PCB accurate informations
Collection, module loss of weight benign are combined in all directions with progress such as radiatings.
The content of the invention
It is an object of the invention to provide a kind of cylinder type lithium battery group, and there are multiple functions to combine, and horizontal with quadruple
, can be effectively shockproof to fixed structure.
The invention provides following technical scheme：
A kind of cylinder type lithium battery group, including casing and some battery modules being located in the casing, the battery mould
It is fixedly connected between group by module bar；
The battery modules include several battery modules, are fixedly connected between the battery module by module bar,
The battery module is provided with protruding shaft and shrinkage pool, laterally embedding by the shrinkage pool and the protruding shaft between each battery module
Connection is closed, the battery modules both ends are provided with module end face protective plate, and module end face protective plate is provided with module installing plate,
The module installing plate bottom is provided with some module bottoms fixing nut, and PCB voltage temperatures are additionally provided between the battery modules
Collection plate；
The battery module includes cylindrical battery core, and the cylindrical battery core both sides are provided with installation mould, the installation mould
Outside is sequentially installed with conflux nickel plate and the copper coin that confluxes, and the installation mould is provided with Openworks shape battery caulking groove, the cylindrical battery core
Nickel plate is confluxed and the copper coin that confluxes is connected with described by the battery caulking groove, the side of the installation mould is provided with installation die wall
Hole.
Preferably, the end face of the installation mould is provided with the perforation of some modules and module perforation, and the module bar passes through
The module perforation is fixedly connected with the battery module, and the top of the module bar is provided with module bar nut, the module
Bar is fixedly connected with the battery modules through module perforation, and the top of the module bar is provided with module bar and fixes spiral shell
It is female.
Preferably, the protruding shaft and the shrinkage pool are each provided on the end face of the installation mould, are led between the battery module
Cross the protruding shaft and the shrinkage pool is laterally fitting to connection.
Preferably, the top of the installation mould is provided with some cylinder manifold fixing holes, nickel plate and the copper that confluxes of confluxing
Plate is arranged on the installation mould by cylinder manifold fixing hole connection, is provided between the installation mould and the copper coin that confluxes
Cylinder manifold fixing nut.
Preferably, the installation mould top surface both sides are provided with pleat arm, and the pleat arm forms one long in the battery modules
Row groove, for the PCB voltage temperatures collection plate in the long row groove, the PCB voltage temperatures collection plate is provided with some collections
Stitch, it is described to gather the copper coin that confluxes described in stitch connection.
Preferably, the installation mould includes the first installation mould and the second installation mould, and the first installation mould is provided with described
Die wall hole is installed.
Preferably, series connection nickel sheet is additionally provided between the battery module, the top of the series connection nickel sheet is provided with series connection and insulated
Protective plate.
Preferably, high tension apparatus component is additionally provided with the casing, communication plug and power are additionally provided with the outside of the casing
Plug-in unit, the high tension apparatus component, the communication plug and the power plug-in unit are connected with the battery modules respectively.
Preferably, handle and reinforcement groove are respectively equipped with the side of the casing, is also set below the body side
There are some fixed installation pieces.
A kind of assemble method of cylinder type lithium battery group, comprises the following steps：
S1：Battery module is installed, installation mould is wrapped up into cylindrical battery core both sides, remittance is sequentially installed with the outside of the installation mould
Stream nickel plate and conflux copper coin, the installation mould is provided with Openworks shape battery caulking groove, make the both positive and negative polarity of the cylindrical battery core from through
The battery caulking groove confluxes nickel plate and the copper coin spot welding of confluxing is connected with described；
S2：Battery module described in some S1 is carried out into series connection to put to form battery modules, set on the battery module
There are protruding shaft and shrinkage pool, each battery module carries out laterally embedding with the shrinkage pool of the battery module before and after it and the protruding shaft
Connection is closed, module bar is additionally provided between the battery module, the transverse direction of the battery module is carried out by the module bar
It is fixed；
S3：Battery modules described in S2 are fixed to form integral battery door module, mould is provided between some battery modules
Group bar, the battery modules are fixedly connected by the module bar, and the collection of PCB voltage temperatures is additionally provided between the module
Plate；
S4：Integral battery door module described in S3 is arranged in a casing, the battery modules are provided with some module bottoms
Portion's fixing nut, the integral battery door module are fixedly mounted in the casing by module bottom fixing nut；
S5：High tension apparatus component is set in the casing, communication plug and power plug-in unit are set on the casing, by described in
High tension apparatus component, the communication plug and the power plug-in unit are corresponding with battery modules progress to be connected, and is ultimately formed
One cylinder type lithium battery group.
The beneficial effects of the invention are as follows：Battery pack multiple transverse fixed structure, effectively improve the shockproof effect of battery pack；
Mounting structure between battery modules facilitates PCB information gatherings, makes collection information more accurate；Modular structure is simple, realizes module
Loss of weight；Battery module is provided with radiating cinclides, improves integral battery door heat dispersion.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is battery module structure schematic diagram of the present invention；
Fig. 2 is battery modular structure schematic diagram in the present invention；
Fig. 3 is battery module configuration schematic diagram in the present invention；
Fig. 4 is installation mode structure schematic diagram in the present invention；
Fig. 5 is battery pack overall structure diagram of the present invention；
In figure mark for：1. battery module；2. module bar；3. module installing plate；4. module bar fixing nut；5. mould
Group bottom fixing nut；6. module end face protective plate；7. nickel sheet of connecting；8. insulating protective plate of connecting；9.PCB voltage temperatures gather
Plate；10. gather stitch；11. cylindrical battery core；12. the first installation mould；121. die wall hole is installed；13. the second installation mould；131.
Module is perforated；132. module is perforated；133. protruding shaft；134. shrinkage pool；135. cylinder manifold fixing hole；136. cylinder manifold fixing nut；
137. pleat arm；14. nickel plate of confluxing；15. conflux copper coin；16. module bar；17. module bar nut；20. battery modules；21.
Casing；22. high pressure component module；23. communication plug；24. power plug-in unit；25. reinforcement groove；26. handle；27. fix
Installation sheet.
Embodiment
As shown in figure 1, battery modules include several battery modules 1, fixed and connected by module bar 2 between battery modules
Connect, the top of module bar 2 is provided with module bar fixing nut 4.Battery modules both ends are provided with module end face protective plate 6, module
End face protective plate 6 is provided with module installing plate 3, and the bottom of module installing plate 3 is provided with some module bottoms fixing nut 5, battery mould
PCB voltage temperatures collection plate 9 is additionally provided between group；Series connection nickel sheet 7 is additionally provided between battery module 1, the top of series connection nickel sheet 7 is set
There is series connection insulating protective plate 8, after each module carries out being connected in series of current trend by block coupled in series nickel sheet 7, in series connection nickel
The top of piece 7 is provided with series connection insulating protective plate 8 and carries out insulating protection, and the series connection series connection with it insulating protective plate 8 of nickel sheet 7 passes through
Screw is fixed in the screw hole at the top of battery module 1.
As shown in figs 2-4, battery module includes cylindrical battery core 11, and the cylindrical both sides of battery core 11 are provided with installation mould, peace
Die-filling outside is sequentially installed with conflux nickel plate 14 and the copper coin 15 that confluxes, and installation mould is provided with Openworks shape battery caulking groove, cylinder electricity
By battery caulking groove with confluxing nickel plate 14 and the copper coin 15 that confluxes is connected, installation mould includes the first installation mould 12 and second and installed core 11
Mould 13, the first installation mould is provided with installation die wall hole 121, for loss of weight and radiating.The end face of installation mould is provided with some modules
Perforation 132 and module perforation 131, module bar 16 are fixedly connected with battery module, the top of module bar 16 through module perforation 132
End is provided with module bar nut 17, and protruding shaft 133 and shrinkage pool 134 are each provided on the end face of installation mould, by convex between battery module
Axle 133 and shrinkage pool 134 are laterally fitting to connection.The top of installation mould is provided with some cylinder manifold fixing holes 135, nickel plate of confluxing 14 and remittance
Flow copper coin 15 to be arranged on installation mould by the connection of cylinder manifold fixing hole 135, install to be provided between mould and the copper coin 15 that confluxes and conflux
Plate fixing nut 136.
As Figure 1-Figure 4, it is fixedly connected between battery module 1 by module bar 16, battery module 1 is provided with protruding shaft
133 and shrinkage pool 134, laterally it is fitting to connection by shrinkage pool 134 and protruding shaft 133 between each battery module 1, module bar 2 passes through
Module perforation 131 is fixedly connected with battery modules, and installation mould top surface both sides are provided with pleat arm 137, and pleat arm 137 is formed in battery modules
One long row groove, for PCB voltage temperatures collection plate 9 in long row groove, PCB voltage temperatures collection plate 9 is provided with some collection stitch
10, collection stitch 10 connects the copper coin that confluxes.
As shown in figure 5, a kind of cylinder type lithium battery group includes casing 21 and some battery modules 20 being located in casing 21,
High tension apparatus component 22 is additionally provided with casing 21, the outside of casing 21 is additionally provided with communication plug 23 and power plug-in unit 24, high tension apparatus
Component 22, communication plug 23 and power plug-in unit 24 are connected with battery modules 20 respectively.Further, on the side of casing 20 respectively
Provided with handle 26 and reinforcement groove 25, some fixed installation pieces 27 are additionally provided with below the side of casing 21.
As Figure 1-Figure 5, a kind of assemble method of cylinder type lithium battery group, comprises the following steps：
S1：Battery module 1 is installed, installation mould is wrapped up into the cylindrical both sides of battery core 11, remittance is sequentially installed with the outside of installation mould
Stream nickel plate 14 and conflux copper coin 15, installation mould is provided with Openworks shape battery caulking groove, makes the both positive and negative polarity of cylindrical battery core 11 from through electricity
Pond caulking groove is with confluxing nickel plate 14 and the plate spot welding of copper 15 of confluxing is connected；
S2：Battery module 1 in some S1 is carried out into series connection to put to form battery modules 20, battery module 1 is provided with convex
Axle 133 and shrinkage pool 134, each battery module 1 carry out laterally chimeric with the shrinkage pool 134 and protruding shaft 133 of the battery module 1 before and after it
Connect, module bar 16 is additionally provided between battery module 1, pass through module bar 16 and carry out the horizontal fixed of battery module 1；
S3：Battery modules in S2 20 are fixed and form integral battery door module, are worn between some battery modules 20 provided with module
Bar 2, battery modules 20 are fixedly connected by module bar 2, and PCB voltage temperatures collection plate 9 is additionally provided between module；
S4：Integral battery door module 20 in S3 is arranged in a casing 21, battery modules 20 are provided with some module bottoms
Fixing nut 5, integral battery door module 20 are fixedly mounted in casing 21 by module bottom fixing nut 5；
S5：High tension apparatus component 22 is set in casing 21, communication plug 23 and power plug-in unit 24 are set on casing 21, by height
Voltage device component 22, communication plug 23 and power plug-in unit 24 and battery modules 20 carry out it is corresponding connect, ultimately form a cylinder
Shape lithium battery group.
As Figure 1-Figure 5, battery is contained and received by a kind of battery module 1 of cylinder type lithium battery group by the installation mould of both sides
Receive, the battery caulking groove for installing mould is Openworks shape, and confluxing on the outside of installation mould can be made nickel plate 14 and to conflux copper coin 15 and battery just
Negative pole carries out spot welding connection, and the both positive and negative polarity battery of battery is confluxed, and by module bar 16 and spreads again with nut afterwards
The transverse direction for carrying out module is fixed.Further, the side for installing mould is provided with installation die wall hole 121, for loss of weight and radiating, installation
The material of mould is the materials of insulation high-temperature-resistant such as ABS glue and not limited.
As Figure 1-Figure 5, a kind of battery modules 20 of cylinder type lithium battery group are by multiple baby battery modules 1 assembled
Carry out series connection to put, each battery module 1 carries out laterally chimeric with the shrinkage pool 134 and protruding shaft 133 of its front and rear module.Each battery
After module 1 carries out being connected in series of current trend by block coupled in series nickel sheet 7, it is exhausted that the top of series connection nickel sheet 7 is provided with series connection
Edge protective plate 8 carries out insulating protection, and the plate of 7 series connection with it insulating protection of series connection nickel sheet 8 is screwed at the top of installation mould
Screw hole in.After multiple battery modules 1 laterally are connected into module, module side shield plate 6 and module are installed at both ends
Installing plate 3.Module side shield plate 6 is used to carry out the both sides of battery modules 20 exhausted level protection, and the module installing plate 3 on the outside of it
Side is the effect (spread with module bar 2 and carry out the horizontal fixed of whole module with nut) for carrying out horizontal fixation and bottom fixation.
After whole module connects, the common shape of the meeting of pleat arm 137 of each module gives birth to an elongate slots, for placing and supporting PCB voltages
Temperature acquisition board 9.PCB voltage temperatures collection plate 9 is provided with many collection stitch 10, it is each gather be provided with stitch 10 voltage with
Temperature sensing device, it is to adopt the voltage in respective modules on cylinder manifold and the temperature in the region that it, which is acted on,.
As Figure 1-Figure 5, a kind of cylinder type lithium battery group has quadruple transverse direction fixed structure：Shrinkage pool 134 and protruding shaft 133
Progress is laterally chimeric, the bar of intermodule is fixed, the bar between module is fixed, the bottom screw of module installing plate is fixed, and can have
Imitate it is shockproof, disposably solve horizontal fixation, PCB accurate informations collection, module loss of weight with radiate etc. function combination problem.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
1. a kind of cylinder type lithium battery group, it is characterised in that including casing and some battery modules being located in the casing, institute
State and be fixedly connected by module bar between battery modules；
The battery modules include several battery modules, are fixedly connected between the battery module by module bar, described
Battery module is provided with protruding shaft and shrinkage pool, connects between each battery module by the way that the shrinkage pool and the protruding shaft are laterally chimeric
Connect, the battery modules both ends are provided with module end face protective plate, and module end face protective plate is provided with module installing plate, described
Module installing plate bottom is provided with some module bottoms fixing nut, and the collection of PCB voltage temperatures is additionally provided between the battery modules
Plate；
The battery module includes cylindrical battery core, and the cylindrical battery core both sides are provided with installation mould, the outside of the installation mould
Conflux nickel plate and the copper coin that confluxes are sequentially installed with, the installation mould is provided with Openworks shape battery caulking groove, and the cylindrical battery core passes through
The battery caulking groove confluxes nickel plate and the copper coin that confluxes is connected with described, and the side of the installation mould is provided with installation die wall hole.
2. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that the end face of the installation mould is provided with
Some module perforation and module perforation, the module bar is fixedly connected with the battery module through module perforation, described
The top of module bar is provided with module bar nut, and the module bar is fixedly connected with the battery mould through module perforation
Group, the top of the module bar are provided with module bar fixing nut.
3. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that the protruding shaft and the shrinkage pool are all provided with
On the end face of the installation mould, laterally it is fitting to connection by the protruding shaft and the shrinkage pool between the battery module.
4. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that if the top of the installation mould is provided with
Dry cylinder manifold fixing hole, the nickel plate of confluxing is connected with the copper coin that confluxes by the cylinder manifold fixing hole is arranged on the peace
On die-filling, cylinder manifold fixing nut is provided between the installation mould and the copper coin that confluxes.
5. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that the installation mould top surface both sides are provided with
Pleat arm, the pleat arm form one long row groove in the battery modules, and the PCB voltage temperatures collection plate is located at the long row
In groove, the PCB voltage temperatures collection plate is provided with some collection stitch, and conflux copper coin described in the collection stitch connection.
6. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that the installation mould includes the first installation
Mould and the second installation mould, the first installation mould are provided with the installation die wall hole.
7. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that be additionally provided between the battery module
Series connection nickel sheet, the top of the series connection nickel sheet are provided with series connection insulating protective plate.
8. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that be additionally provided with high-voltage device in the casing
Part component, the casing outside are additionally provided with communication plug and power plug-in unit, the high tension apparatus component, the communication plug and institute
Power plug-in unit is stated to be connected with the battery modules respectively.
9. a kind of cylinder type lithium battery group according to claim 1, it is characterised in that set respectively on the side of the casing
There are handle and reinforcement groove, some fixed installation pieces are additionally provided with below the body side.
10. a kind of assemble method of cylinder type lithium battery group, comprises the following steps：
S1：Battery module is installed, installation mould is wrapped up into cylindrical battery core both sides, the nickel that confluxes is sequentially installed with the outside of the installation mould
Plate and conflux copper coin, the installation mould is provided with Openworks shape battery caulking groove, makes the both positive and negative polarity of the cylindrical battery core from through described
Battery caulking groove confluxes nickel plate and the copper coin spot welding of confluxing is connected with described；
S2：Battery module described in some S1 is carried out into series connection to put to form battery modules, the battery module is provided with convex
Axle and shrinkage pool, each battery module carry out laterally chimeric connect with the shrinkage pool of the battery module before and after it and the protruding shaft
Connect, module bar is additionally provided between the battery module, the transverse direction that the battery module is carried out by the module bar is fixed；
S3：Battery modules described in S2 are fixed to form integral battery door module, worn between some battery modules provided with module
Bar, the battery modules are fixedly connected by the module bar, and PCB voltage temperature collection plates are additionally provided between the module；
S4：Integral battery door module described in S3 is arranged in a casing, the battery modules are consolidated provided with some module bottoms
Determine nut, the integral battery door module is fixedly mounted in the casing by module bottom fixing nut；
S5：High tension apparatus component is set in the casing, communication plug and power plug-in unit are set on the casing, by the high pressure
Apparatus assembly, the communication plug and the power plug-in unit are corresponding with battery modules progress to be connected, and ultimately forms a circle
Cylindricality lithium battery group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026063.4A CN107833995A (en) | 2017-10-27 | 2017-10-27 | A kind of cylinder type lithium battery group and its assemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711026063.4A CN107833995A (en) | 2017-10-27 | 2017-10-27 | A kind of cylinder type lithium battery group and its assemble method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107833995A true CN107833995A (en) | 2018-03-23 |
Family
ID=61649822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711026063.4A Pending CN107833995A (en) | 2017-10-27 | 2017-10-27 | A kind of cylinder type lithium battery group and its assemble method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107833995A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449335A (en) * | 2018-11-01 | 2019-03-08 | 华霆（合肥）动力技术有限公司 | Power supply device and electric car |
| CN111987248A (en) * | 2019-05-21 | 2020-11-24 | 比亚迪股份有限公司 | Power battery package and vehicle |
-
2017
- 2017-10-27 CN CN201711026063.4A patent/CN107833995A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449335A (en) * | 2018-11-01 | 2019-03-08 | 华霆（合肥）动力技术有限公司 | Power supply device and electric car |
| CN111987248A (en) * | 2019-05-21 | 2020-11-24 | 比亚迪股份有限公司 | Power battery package and vehicle |
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Application publication date: 20180323 |
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| WD01 | Invention patent application deemed withdrawn after publication |