CN110085780A - A kind of battery modules of light-high-strength - Google Patents
A kind of battery modules of light-high-strength Download PDFInfo
- Publication number
- CN110085780A CN110085780A CN201910470333.3A CN201910470333A CN110085780A CN 110085780 A CN110085780 A CN 110085780A CN 201910470333 A CN201910470333 A CN 201910470333A CN 110085780 A CN110085780 A CN 110085780A
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- CN
- China
- Prior art keywords
- plate
- battery modules
- square electric
- end plate
- several
- 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.)
- Pending
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Classifications
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
- H01M50/155—Lids or covers characterised by the material
-
- 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
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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
Abstract
The present invention relates to a kind of battery modules of light-high-strength, including several square electric cells being set side by side, the two sides of several square electric cells are respectively equipped with side plate, and the both ends of several square electric cells are respectively equipped with plastic end panel, and adjacent end plate and side plate are equipped with by connection unit；The top of several square electric cells, which is sequentially detained, is equipped with isolation harness plate and upper cover；It is equipped with adhesive-layer between the adjacent square electric cell, adhesive-layer is equipped between any end plate and the square electric cell of corresponding end.The present invention can reduce the weight of battery modules in the case where guaranteeing battery modules intensity, improve the utilization rate of the harness isolation board of battery modules, the upper cover of battery modules is at low cost, battery modules overall cost is low, plastic end panel can effectively be docked with side plate, guarantee the integral strength and stability of battery modules.
Description
Technical field
The present invention relates to the method or apparatus for for direct transformation chemical energy being electric energy, such as the technical field of battery pack,
In particular to a kind of battery modules of light-high-strength.
Background technique
At present under the support of country and the advantage in market, dynamic lithium battery industry development is very fast, and application is
Extend to the fields such as electric bus, electric motor car, micro- public transport and energy storage, and with the large-scale application of dynamic lithium battery,
Increasingly prominent problem is also more and more, generally speaking, include fixed, heat dissipation, electrical connection, sampling and mould group positive and negative anodes it is defeated
Several respects out.
In the prior art, square electric core model group is a kind of very high dynamic lithium battery of utilization rate, generally uses metal
The form that end plate and metal side plate carry out corresponding welding constitutes external frame, due to the weight of metal end plate and metal side plate compared with
Greatly, and insulation is poor, therefore also has the technology using integrated plastic frame, however integrated plastic frame is to requirement on machining accuracy
It is very high, need great cost to support, and be not suitable for sample making；Meanwhile above-mentioned two situations are both needed to using thickness 1mm
Above plastic upper cover, weight is larger and plastic mould is needed to support, cost is larger.
Summary of the invention
The present invention solves in the prior art, big using battery modules weight when metal end plate and side plate, insulation is poor, and adopts
Very high to requirement on machining accuracy when with integrated plastic frame, unsuitable sample making, and two kinds of situations are both needed to using thickness
The plastic upper cover of 1mm or more, the problem that weight is big, cost is big provide a kind of battery mould of light-high-strength for optimizing structure
Group.
The technical scheme adopted by the invention is that a kind of battery modules of light-high-strength, several including what is be set side by side
Square electric cell, the two sides of several square electric cells are respectively equipped with side plate, and the both ends of several square electric cells are respectively equipped with modeling
Expect end plate, adjacent end plate and side plate are equipped with by connection unit；The top of several square electric cells, which is sequentially detained, to be equipped with
Harness plate and upper cover is isolated；Be equipped with adhesive-layer between the adjacent square electric cell, any end plate and corresponding end it is rectangular
Adhesive-layer is equipped between battery core.
Preferably, the end plate includes end plate body, and the two sides of the end plate are run through in the vertical direction is embedded with metal
Column is equipped with long through-hole in any metal column along the vertical direction.
Preferably, the outside of the metal column is equipped with several boss along the vertical direction, corresponds to boss in the end plate body
Equipped with several grooves, the boss and groove are equipped with.
Preferably, correspondence is respectively equipped at least two convex block along the vertical direction for the end plate two sides, and the connection unit includes
Bandage, the bandage are embedded between the adjacent convex block in the every side of end plate.
Preferably, the end plate two sides are corresponding along the vertical direction is respectively equipped with welding plane, and the connection unit includes one
Bodyization is set to the connection sheet of side plate front-end and back-end, the welding plane welding of the connection sheet and respective side.
Preferably, the end plate is equipped with several grill-shaped binding walls, is embedded with reinforcement on the end plate of binding wall side
Muscle.
Preferably, the upper cover includes capping and the lid side for being vertical at capping bottom margin；With square electric cell setting side
Protection flange is equipped on the inside of to the front-end and back-end on the parallel lid side.
Preferably, the isolation harness plate includes several sub- isolation harness plates along the setting of square electric cell setting direction；Phase
It is equipped between the adjacent sub- isolation harness plate；Any sub- isolation harness plate is towards the two sides of battery modules to being externally provided with
∩ type spacing block, the sub- isolation harness plate are equipped with upper cover；The top of any sub- isolation harness plate is equipped with several
Load-bearing pillar.
Preferably, the side front end of the sub- isolation harness plate be equipped with card slot, other side front end be equipped with buckle, it is described son every
The rear end that offline beam plate corresponds to card slot side is equipped with buckle, and the rear end of the corresponding buckle side of sub- isolation harness plate is equipped with card
Slot.
Preferably, separation layer is equipped between any end plate and the square electric cell of corresponding end.
The present invention provides a kind of battery modules of light-high-strength for optimizing structure, by by square electrics several in shell
The end plate at core both ends is set as plastic end panel, mitigates whole weight, and the end at several square electric cell both ends is combined with connection unit
Plate and corresponding side plate guarantee that the connection of shell surrounding is reliable, between adjacent square electric cell and end plate and corresponding end it is rectangular
Adhesive-layer between battery core guarantees the integral strength of battery modules；Isolation harness is set by sequentially detaining at the top of several square electric cells
Plate and upper cover guarantee the whole complete of shell.
The present invention can reduce the weight of battery modules in the case where guaranteeing battery modules intensity, improve the line of battery modules
The upper cover of the utilization rate of beam isolation board, battery modules is at low cost, and battery modules overall cost is low, and plastic end panel can have with side plate
Effect docking, guarantees the integral strength and stability of battery modules.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment 1；
Fig. 2 is the explosion figure structure schematic representation that embodiment 1 saves connection unit；
Fig. 3 is the structural schematic diagram of 1 end plates of embodiment；
Fig. 4 is the structural schematic diagram that embodiment 2 removes isolation harness plate and upper cover；
Fig. 5 is the structural schematic diagram of 2 end plates of embodiment；
Fig. 6 is the three-dimensional figure structure schematic representation of metal column in the present invention；
Fig. 7 is the rearview structural representation of metal column in the present invention；
Fig. 8 is the partial structural diagram of metal column and end plate cooperation in the present invention；
Fig. 9 is the section view figure structure schematic representation of metal column and end plate cooperation in the present invention；
Figure 10 is the structural schematic diagram that harness plate is isolated in neutron of the present invention；
Figure 11 is structural schematic diagram when upper cover is unformed in the present invention；
Figure 12 is upper cover structural schematic diagram after molding in the present invention.
Specific embodiment
The present invention is described in further detail below with reference to embodiment, but protection scope of the present invention is not limited to
This.
The present invention relates to a kind of battery modules of light-high-strength, including several square electric cells 1 being set side by side, if described
The two sides of dry square electric cell 1 are respectively equipped with side plate 2, and the both ends of several square electric cells 1 are respectively equipped with plastic end panel 3, adjacent
End plate 3 and side plate 2 be equipped with by connection unit；The top of several square electric cells 1, which is sequentially detained, is equipped with isolation harness
Plate 4 and upper cover 5；Adhesive-layer, the square electric cell 1 of any end plate 3 and corresponding end are equipped between the adjacent square electric cell 1
Between be equipped with adhesive-layer.
In the present invention, battery modules integrally include several square electric cells 1 arranged side by side of shell and setting in the housing.
In the present invention, shell includes that the side plate 2 of all 1 two sides of square electric cell is arranged in and is arranged in all square electric cells 1
The end plate 3 of front-end and back-end, wherein side plate 2 can be plastic side panel 2 or metal side plate 2, and end plate 3 is plastic end panel, can subtract
Light whole weight, and the end plate 3 and corresponding side plate 2 at several 1 both ends of square electric cell are combined with connection unit, guarantee shell four
Week connection is reliable.
In the present invention, further, adhesive-layer is set between adjacent square electric cell 1, in the side of front end and rearmost end
Shape battery core 1 and the corresponding end surface of end plate 3 are also provided with adhesive-layer, guarantee the integral strength of battery modules.
In the present invention, it is also an option that adhesive-layer is arranged between side plate 2 and the side of square electric cell 1, electricity is further strengthened
The whole adaptation of Chi Mo group, increases the intensity of battery modules.
In the present invention, is sequentially detained at the top of several square electric cells 1 and set isolation harness plate 4 and upper cover 5, guarantee the whole of shell
Body is complete.
The present invention can reduce the weight of battery modules in the case where guaranteeing battery modules intensity, improve the line of battery modules
The upper cover 5 of the utilization rate of beam isolation board 4, battery modules is at low cost, and battery modules overall cost is low, and plastic end panel 3 can be with side
Plate 2 effectively docks, and guarantees the integral strength and stability of battery modules.
The end plate 3 includes 3 ontology of end plate, and the two sides of the end plate 3 are run through in the vertical direction is embedded with metal column 6,
Long through-hole 7 is equipped in any metal column 6 along the vertical direction.
The outside of the metal column 6 is equipped with several boss 8 along the vertical direction, corresponds to boss 8 in 3 ontology of end plate and is equipped with
Several grooves 9, the boss 8 and groove 9 are equipped with.
In the present invention, the entire surface of end plate 3 is plastic part, while being added in the left and right sides of end plate 3 by the means being molded
Enter metal column 6, and be integrally formed, the intensity at four angles of battery modules has been ensured while reducing the weight of end plate 3, that is, has been protected
The integral strength of battery modules is hindered.
In the present invention, it first is embedded positioning relation between injection molding metal column 6 and end plate 3 in order to meet, second in order to increase
The intensity of bite force, guarantee battery modules between metal column 6 and end plate 3, if therefore being arranged along the vertical direction in the outside of metal column 6
Dry boss 8, and groove 9 is correspondingly arranged on the hole wall in the embedding hole 10 of end plate 3, plastic end panel 3 surrounds metal column 6 securely
Come, form close-connected entirety, increase the contact area of metal column 6 and end plate 3 with boss 8, and can directly conduct this
Power on in-plane increases intensity；In general, in order to guarantee the adaptation of other component, boss 8 is arranged in 6 court of metal column
To the side of square electric cell 1.
In the present invention, for the structure for further clarifying the relationship between metal column 6 and end plate 3, guaranteeing battery modules entirety
Several locating slots 31 are arranged in precision along the vertical direction on metal column 6, guarantee position of the metal column 6 in end plate.
In the present invention, under normal circumstances, boss 8 may include that metal column 6 is arranged in towards the 2 of the side of square electric cell 1
A long boss 8 along the vertical direction, for improving the bonding strength whole in plastic end panel 3 of metal column 6, both prevent due to
Stress causes to be displaced, and causes Strength Failure, at the same time it can also which the short convex of discontinuous is arranged along the vertical direction between 2 long boss 8
Platform 8 enhances bite force.
In the present invention, long through-hole 7 is set along the vertical direction in metal column 6, is primarily adapted for use in and battery modules is installed
Situation in battery pack runs through long through-hole 7 with stay bolt, completes assembling of the battery modules in battery pack；Under normal circumstances,
2 long through-holes 7 are set in one metal column 6.
In the present invention, the overall co-ordination about shell includes at least two kinds of embodiments.
Embodiment 1
Correspondence is respectively equipped at least two convex block 11 along the vertical direction for 3 two sides of end plate, and the connection unit includes bandage 12,
The bandage 12 is embedded between the adjacent convex block 11 in the every side of end plate 3.
In the present embodiment, in 3 two sides of end plate, at least 2 convex blocks 11 are respectively set in correspondence along the vertical direction, i.e., at least generate
One sunk area, by taking 2 convex blocks 11 as an example, the sunk area 13 of the every side of each end plate 3 is in sustained height, therefore in end plate 3
Setting bandage 12 is embedded in sunk area 13 between the corresponding adjacent projections 11 in every side, plays the role of tying up.
In the present embodiment, bandage 12 can be set to PET plastic steel band.
Embodiment 2
Correspondence is respectively equipped with welding plane 14 along the vertical direction for 3 two sides of end plate, and the connection unit is set to including integration
The welding plane 14 of the connection sheet 15 of 2 front-end and back-end of side plate, the connection sheet 15 and respective side is welded.
In the present embodiment, welding plane 14 is respectively equipped with 3 two sides of end plate are corresponding along the vertical direction, and welding plane 14 can be with
It is the metal flat being embedded in plastic end panel 3, directly the front end face 3 of end plate 3 can also be removed, expose metal column above-mentioned
6, and then welded with the connection sheet 15 of 2 front-end and back-end of side plate；It should be evident that connection sheet 15 is sheet metal.
It in the present invention, is compared with traditional metal end plate 3, the weight of the plastic end panel 3 of Examples 1 and 2 is about gold
Belong to the 50% of end plate 3, and can also be assembled using the means of welding in embodiment 2, the intensity after welding can achieve one
It causes；Battery modules weight can be substantially reduced using this end plate 3, to improve the group efficiency of battery modules, and plastics
3 integral insulation of end plate can remove the insulating element being used between barrier end panel 3 and battery core 1 in 3 mould group of conventional metals end plate,
The assembly efficiency of mould group is improved, cost is saved.
The end plate 3 is equipped with several grill-shaped binding walls 16, is embedded with reinforcing rib on the end plate 3 of 16 side of binding wall
17。
In the present invention, it is mounted in battery pack with grill-shaped binding wall 16 for battery modules and harness bundling position is provided,
Reinforcing rib 17, the intensity of reinforced plastics end plate 3 is arranged in 16 side of binding wall.
In the present invention, in order to guarantee the reliability of the installation of end plate 3, several square nut mounting holes are set on 3 top of end plate
18, it uses width for the square nut of 10mm, is sized to mounting hole 18 to be slightly less than 10mm, it will be square by interference fit
Shape nut is fixedly mounted in end plate 3；Under normal circumstances, reinforcing rib 30 is also set around square nut mounting hole 18, is protected
Card connects reliable.
The upper cover 5 includes capping 19 and the lid side 20 for being vertical at capping bottom margin；With 1 setting direction of square electric cell
Protection flange 21 is equipped on the inside of the front-end and back-end on the parallel lid side 20.
In the present invention, in order to prevent upper cover 5 corner location there are high voltage caused by gap from the gap of quadrangle with
The breakdown that conductive component collective effect inside battery modules generates, therefore increase protection flange 21 in the four corners of sheet plastics,
Under normal circumstances, protection flange 21 improves protection efficiency, prevents from puncturing towards inside upper cover 5.
In the present invention, upper cover 5 is set as upper plastic cover 5, for the ease of setting, can be formed using sheet plastics fold,
I.e. capping 19 and Gai Bian 20 turn down molding by a sheet material after four corners open up sheared edge, this is the routine techniques of paper folding,
Those skilled in the art can cooperate attached drawing to understand.
In the present invention, several mounting holes 22 are set on lid side 20, for cooperating plastic buckle to be matched with battery modules
It closes, it should be apparent that, it protects on flange 21 and is also correspondingly provided with mounting hole 22.
The isolation harness plate 4 includes several sub- isolation harness plates 23 along the setting of 1 setting direction of square electric cell；Adjacent
It is equipped between the sub- isolation harness plate 23；Any sub- isolation harness plate 23 is towards the two sides of battery modules to being externally provided with
∩ type spacing block 24, the sub- isolation harness plate 23 are equipped with upper cover 5；The top of any sub- isolation harness plate 23 is set
There are several load-bearing pillars 25.
The side front end of the sub- isolation harness plate 23 be equipped with card slot 26, other side front end be equipped with buckle 27, it is described son every
The rear end of corresponding 26 side of card slot of offline beam plate 23 is equipped with buckle 27, after the sub- isolation harness plate 23 corresponds to 27 sides of buckle
End is equipped with card slot 26.
In the present invention, isolation harness plate 4 is formed by connecting by several sub- shielding wire beam plates 23, with every sub- shielding wire beam plate
23 complete electrical isolation towards the ∩ type spacing block 24 on the outside of the two sides of battery modules.
In the present invention, it is provided with mounting hole 22 on ∩ type spacing block 24, the mounting hole of this mounting hole 22 and aforementioned cover side 20
22 can be cooperated, and are carried out close-fitting by plastic mounting nut, are guaranteed the integral strength of battery modules.
In the present invention, in order to guarantee to bear certain weight in the battery modules in battery pack, therefore every height every
The top of offline beam plate 23 is equipped with several load-bearing pillars 25, and under normal circumstances, load-bearing pillar 25 is 4.
In the present invention, in order to enhance the intensity of docking, the docking structure of sub- isolation harness plate 23 is angularly disposed, passes through two
The card slot 26 on buckle 27 and two diagonally opposing corners on diagonally opposing corner respectively corresponds cooperation, can be single by multiple sub- isolation harness plates 23
Body forms a lot of 4 entirety of isolation harness plate, is mounted in mould group.
In the present invention, in principle, needs to be arranged positive and negative anodes protection cap 29 on isolation harness plate 4, guarantee electrical safety.
Separation layer 28 is equipped between any end plate 3 and the square electric cell 1 of corresponding end.
In the present invention, separation layer 28 is set between end plate 3 and the square electric cell of corresponding end 1, at mould group output stage
Insulation, and can isolate the metal column 6 and electroconductive aluminium strip being embedded in plastic end panel 3, improve the security performance of battery modules.
The present invention is mitigated whole by setting plastic end panel 3 for the end plate 3 at 1 both ends of square electric cell several in shell
Weight combines the end plate 3 and corresponding side plate 2 at several 1 both ends of square electric cell with connection unit, guarantees that the connection of shell surrounding can
It leans on, the whole of battery modules is guaranteed with the adhesive-layer between adjacent square electric cell 1 and between end plate 3 and the square electric cell of corresponding end 1
Body intensity；Isolation harness plate 4 and upper cover 5 are set by sequentially detaining at the top of several square electric cells 1, guarantees that the entirety of shell is complete
It is whole.The present invention can reduce the weight of battery modules in the case where guaranteeing battery modules intensity, improve the harness of battery modules every
The upper cover 5 of utilization rate from plate 4, battery modules is at low cost, and battery modules overall cost is low, and plastic end panel 3 can have with side plate 2
Effect docking, guarantees the integral strength and stability of battery modules.
Claims (10)
1. a kind of battery modules of light-high-strength, including several square electric cells being set side by side, it is characterised in that: described several
The two sides of square electric cell are respectively equipped with side plate, and the both ends of several square electric cells are respectively equipped with plastic end panel, adjacent end plate
It is equipped with side plate by connection unit；The top of several square electric cells, which is sequentially detained, is equipped with isolation harness plate and upper cover；
It is equipped with adhesive-layer between the adjacent square electric cell, adhesive-layer is equipped between any end plate and the square electric cell of corresponding end.
2. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: the end plate includes end plate
Ontology, the two sides of the end plate are run through in the vertical direction is embedded with metal column, sets along the vertical direction in any metal column
There is long through-hole.
3. a kind of battery modules of light-high-strength according to claim 2, it is characterised in that: the outside of the metal column
It is equipped with several boss along the vertical direction, boss is corresponded in the end plate body equipped with several grooves, the boss and groove cooperation
Setting.
4. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: two lateral edge of end plate is perpendicular
Histogram is respectively equipped at least two convex block to correspondence, and the connection unit includes bandage, and it is adjacent that the bandage is embedded at the every side of end plate
Convex block between.
5. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: two lateral edge of end plate is perpendicular
Histogram is respectively equipped with welding plane to correspondence, and the connection unit includes the connection sheet that integration is set to side plate front-end and back-end,
The welding of the welding plane of the connection sheet and respective side.
6. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: the end plate is equipped with several
Grill-shaped binding wall is embedded with reinforcing rib on the end plate of binding wall side.
7. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: the upper cover includes capping
With the lid side for being vertical at capping bottom margin；On the inside of the front-end and back-end on the lid side parallel with square electric cell setting direction
Equipped with protection flange.
8. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: the isolation harness plate packet
Include several sub- isolation harness plates along the setting of square electric cell setting direction；It is equipped between the adjacent sub- isolation harness plate；
Any sub- isolation harness plate towards the two sides of battery modules to being externally provided with ∩ type spacing block, the sub- isolation harness plate with it is upper
Lid is equipped with；The top of any sub- isolation harness plate is equipped with several load-bearing pillars.
9. a kind of battery modules of light-high-strength according to claim 8, it is characterised in that: the sub- isolation harness plate
Side front end be equipped with card slot, other side front end be equipped with buckle, the rear end that the sub- isolation harness plate corresponds to card slot side is equipped with
The rear end of buckle, the corresponding buckle side of sub- isolation harness plate is equipped with card slot.
10. a kind of battery modules of light-high-strength according to claim 1, it is characterised in that: any end plate with
Separation layer is equipped between the square electric cell of corresponding end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470333.3A CN110085780A (en) | 2019-05-31 | 2019-05-31 | A kind of battery modules of light-high-strength |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470333.3A CN110085780A (en) | 2019-05-31 | 2019-05-31 | A kind of battery modules of light-high-strength |
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| CN110085780A true CN110085780A (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910470333.3A Pending CN110085780A (en) | 2019-05-31 | 2019-05-31 | A kind of battery modules of light-high-strength |
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Cited By (5)
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| CN111430621A (en) * | 2020-04-20 | 2020-07-17 | 蜂巢能源科技有限公司 | Battery pack |
| CN111584780A (en) * | 2020-04-30 | 2020-08-25 | 东风汽车集团有限公司 | Protection plate and long module cutting method |
| CN112582744A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Battery module packaging structure, battery module and car |
| WO2021078006A1 (en) * | 2019-10-21 | 2021-04-29 | 宁德时代新能源科技股份有限公司 | Wiring harness isolation plate assembly, battery module, battery pack and device |
| WO2023130596A1 (en) * | 2022-01-05 | 2023-07-13 | 宁德时代新能源科技股份有限公司 | Battery module and electric device |
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