CN109103385A - Soft-package battery cabinet and battery modules - Google Patents
Soft-package battery cabinet and battery modules Download PDFInfo
- Publication number
- CN109103385A CN109103385A CN201811129163.4A CN201811129163A CN109103385A CN 109103385 A CN109103385 A CN 109103385A CN 201811129163 A CN201811129163 A CN 201811129163A CN 109103385 A CN109103385 A CN 109103385A
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- Prior art keywords
- transverse slat
- soft
- battery
- package battery
- package
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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
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention provides a kind of soft-package battery cabinet and battery modules, are related to power battery field.The soft-package battery cabinet includes box-like body, at least one piece of first transverse slat and the second transverse slat.The box-like body includes bottom plate and multiple side plates, and the bottom plate and multiple side plates are enclosed the accommodating chamber for accommodating first transverse slat, the second transverse slat and soft-package battery.First transverse slat and second transverse slat are staggeredly cooperatively connected, and form battery core and accommodate frame, the battery core accommodates frame and is set in the accommodating chamber.Soft-package battery body structure provided by the invention is simple, assembly is easy, battery system can be greatly promoted and assemble groups of efficiency, simultaneously, improvement on this soft-package battery body structure effectively can apply mechanical stress to soft-package battery, so that soft-package battery is avoided the deformation in charge and discharge process to causing damage property of battery modules, in turn, the service life for extending battery modules, improves the safety of battery system.
Description
Technical field
The present invention relates to power battery fields, in particular to a kind of soft-package battery cabinet and battery modules.
Background technique
Soft-package battery is a kind of power resources of new energy electric motor vehicle, and structure is complicated for the burst mode of soft-package battery at present,
It assembles cumbersome, battery system is caused to assemble groups of inefficiency.
Summary of the invention
In order to overcome above-mentioned deficiency in the prior art, the present invention provides a kind of soft-package battery cabinet and battery modules.
The soft-package battery body structure is simple, and assembly is easy, can greatly promote battery system and assemble groups of efficiency, meanwhile, this Soft Roll
Improvement in Battery case structure effectively can apply mechanical stress to soft-package battery, avoid soft-package battery in charge and discharge
In the process to the deformation of causing damage property of battery modules, in turn, extends the service life of battery modules, improve the peace of battery system
Quan Xing.
The embodiment of the present invention is achieved in that
A kind of soft-package battery cabinet, for accommodating soft-package battery, the cabinet includes box-like body, at least one piece first cross
Plate and the second transverse slat, in which:
The box-like body includes bottom plate and multiple side plates, and the bottom plate and multiple side plates are enclosed for accommodating
State the accommodating chamber of the first transverse slat, the second transverse slat and soft-package battery；
First transverse slat and second transverse slat are staggeredly cooperatively connected, and form battery core and accommodate frame, the battery core accommodates
Frame is set in the accommodating chamber.
In preferred embodiments of the present invention, first transverse slat two sides are respectively arranged at least one slideway, and described
Two transverse slat one end are provided with the sliding block to match with the slideway, and second transverse slat is slided by the sliding block and the slideway
Connection forms the battery core and accommodates frame.
In preferred embodiments of the present invention, the first fitting groove is offered on first transverse slat, on second transverse slat
Offer the second fitting groove to match with first fitting groove, first transverse slat and second transverse slat pass through described the
One fitting groove and the second fitting groove are staggeredly cooperatively connected, and form the battery core and accommodate frame.
In preferred embodiments of the present invention, first transverse slat and second transverse slat are integrally formed, and form the electricity
Core accommodates frame.
In preferred embodiments of the present invention, at least one through slot, second transverse slat are offered on first transverse slat
It is set in the through slot, forms the battery core and accommodate frame.
In preferred embodiments of the present invention, first transverse slat, the second transverse slat and the box-like body are integrally formed.
In preferred embodiments of the present invention, the box-like body inner wall is equipped with third fitting groove, and the battery core accommodates frame
Frame is movable to be set in the third fitting groove.
In preferred embodiments of the present invention, multiple ventilation slots are offered on the side plate or bottom plate.
In preferred embodiments of the present invention, the cabinet exterior and/or bottom are equipped with radiator.
The embodiment of the present invention also provides a kind of battery modules, for providing electrical source of power, the electricity to new energy electric motor vehicle
Chi Mo group includes the soft-package battery cabinet and soft-package battery, and the soft-package battery is set to the battery core and accommodates in frame.
In terms of existing technologies, the invention has the following advantages:
A kind of soft-package battery cabinet provided by the invention and battery modules, are related to power battery field.The soft-package battery
Cabinet includes box-like body, at least one piece of first transverse slat and the second transverse slat.The box-like body includes bottom plate and multiple sides
Plate, the bottom plate and multiple side plates are enclosed the receiving for accommodating first transverse slat, the second transverse slat and soft-package battery
Chamber.First transverse slat and second transverse slat are staggeredly cooperatively connected, and form battery core and accommodate frame, the battery core accommodates frame
It is set in the accommodating chamber.Soft-package battery body structure provided by the invention is simple, and assembly is easy, can greatly promote battery
System assembles groups of efficiency, meanwhile, by setting the spacing of first transverse slat and the second transverse slat, it is less than and is inserted into
The thickness of soft-package battery enables the soft-package battery cabinet effectively to apply mechanical stress to the soft-package battery, and then limits
Excessive expansion of the soft-package battery in charge and discharge process, makes soft-package battery avoid bringing brokenly battery modules in charge and discharge process
The deformation of bad property extends the service life of battery modules as a result, improves the safety of battery system.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structural schematic diagram of soft-package battery cabinet provided in an embodiment of the present invention.
Fig. 2 is another structural schematic diagram of soft-package battery cabinet provided in an embodiment of the present invention.
Fig. 3 is a kind of structural schematic diagram of the first transverse slat provided in an embodiment of the present invention and the second transverse slat.
Fig. 4 is another structural schematic diagram of the first transverse slat provided in an embodiment of the present invention and the second transverse slat.
Fig. 5 is a kind of structural schematic diagram of the first transverse slat provided in an embodiment of the present invention.
Fig. 6 is another structural schematic diagram of soft-package battery cabinet provided in an embodiment of the present invention.
Fig. 7 is another structural schematic diagram of soft-package battery cabinet provided in an embodiment of the present invention.
Fig. 8 is another structural schematic diagram of soft-package battery cabinet provided in an embodiment of the present invention.
Icon: 100- box-like body；200- battery core accommodates frame；300- radiator；101- bottom plate；102- side plate；
103- accommodating chamber；104- third fitting groove；110- ventilation slot；The first transverse slat of 201-；The second transverse slat of 202-；210- slideway；
220- sliding block；The first fitting groove of 211-；212- through slot；The second fitting groove of 221-.
Specific embodiment
Soft-package battery is a kind of power resources of new energy electric motor vehicle, at present the burst mode of soft-package battery using with
For the identical organization plan of cylindrical battery burst mode come what is carried out, this burst mode of existing soft-package battery assembles complexity,
And it is not easy given soft-package battery mechanical stress, often will appear soft-package battery and brought in charge and discharge process to entire mould group
Destructive deformation.And then it influences the service life of battery modules and increases the risk of new energy electric motor vehicle.
Defect present in the above scheme in the prior art, is that inventor is obtaining after practicing and carefully studying
As a result, therefore, the solution that the discovery procedure of the above problem and the hereinafter embodiment of the present invention are proposed regarding to the issue above
Scheme all should be the contribution that inventor makes the present invention in process of the present invention.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for distinguishing and retouch
It states, is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body.It can be mechanical connection, be also possible to be electrically connected.It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that being understood by implementing the embodiment of the present invention.The objectives and other advantages of the invention can be by written
Specifically noted structure is achieved and obtained in specification, claims and attached drawing.
The embodiment of the invention provides a kind of soft-package battery cabinets, please refer to Fig. 1, Fig. 2, and Fig. 1 mentions for the embodiment of the present invention
A kind of structural schematic diagram of the soft-package battery cabinet of confession, Fig. 2 are the another kind of soft-package battery cabinet provided in an embodiment of the present invention
Structural schematic diagram.In the present embodiment, by the way that soft-package battery is inserted into the soft-package battery cabinet, combination forms battery modules, institute
Stating battery modules can be applied in various electric vehicles, for providing power source for electric vehicle.Wherein, the electric vehicle is electricity
Power drive vehicle also known as electricity are driven.Electric vehicle is divided into alternating current electric vehicle and DC electric car.The electric vehicle usually said is made with battery
Mechanical energy movement is converted electrical energy by components such as controller, motors for energy source, changes speed to control size of current
The vehicle of degree.
It should be noted that electric vehicle mentioned by the present embodiment can be it is not limited to electric bicycle, electronic
Motorcycle, electric unicycle, electric four-wheel vehicle, electro-tricycle, Segway Human Transporter, more wheel electric passenger vehicles and lorry etc.,
The present embodiment is not specifically limited this.
As shown in Figure 1 and Figure 2, the soft-package battery cabinet include box-like body 100, at least one piece of first transverse slat 201 and
Second transverse slat 202.Wherein, the box-like body 100 include bottom plate 101 and multiple side plates 102, the bottom plate 101 with it is multiple
Side plate 102 is enclosed the accommodating chamber 103 for accommodating first transverse slat 201, the second transverse slat 202 and soft-package battery；
First transverse slat 201 is staggeredly cooperatively connected with second transverse slat 202, forms battery core and accommodates frame 200, the battery core accommodates
Frame 200 is set in the accommodating chamber 103.
Based on above-mentioned design, in use, frame 200, combination are accommodated by the way that soft-package battery is inserted into the battery core
Battery modules are formed, the burst mode is simple and efficient, can greatly promote battery system and assemble groups of efficiency.
In actual use, soft-package battery can make electrode material dilation due to charge and discharge, and excessive for a long time is swollen
Swollen contraction can not only cause the too fast aging of battery, and can be to the deformation of damaging property of battery modules.This soft-package battery cabinet
By setting the spacing of first transverse slat 201 and second transverse slat 202, it is less than the thickness for the soft-package battery being inserted into
Degree enables the soft-package battery cabinet effectively to apply mechanical stress to the soft-package battery, and then limits the soft-package battery
Excessive expansion in charge and discharge process, makes soft-package battery avoid the change in charge and discharge process to causing damage property of battery modules
Shape extends the service life of battery modules as a result, improves the safety of battery system.
Referring to figure 3., Fig. 3 is that a kind of structure of the first transverse slat 201 provided in an embodiment of the present invention and the second transverse slat 202 is shown
It is intended to.Optionally, in one embodiment, 201 two sides of the first transverse slat are respectively arranged at least one slideway 210, institute
It states 202 one end of the second transverse slat and is provided with the sliding block 220 to match with the slideway 210, second transverse slat 202 passes through the cunning
Block 220 is slidably connected with the slideway 210, forms the battery core and accommodates frame 200.
The soft-package battery of different size may have different thickness, accommodate frame soft-package battery is assembled to the battery core
When frame 200, if the spacing between adjacent second transverse slat 202 is fixed in advance, battery core, which accommodates frame 200, may be only available for one
The soft-package battery of kind specification.Above-mentioned design, can be according to the thickness of soft-package battery, through the second transverse slat 202 in slideway 210
Sliding is to adjust the distance between adjacent second transverse slat 202, so that the distance between second transverse slat 202 can be from a variety of different rule
The soft-package battery of lattice matches.In a soft-package battery cabinet, the distance between different second transverse slats 202 can be identical or not
Together, so that a soft-package battery cabinet can place the soft-package battery of plurality of specifications simultaneously.
Referring to figure 4., Fig. 4 is another structure of the first transverse slat 201 provided in an embodiment of the present invention and the second transverse slat 202
Schematic diagram.Optionally, in another embodiment, the first fitting groove 211 is offered on first transverse slat 201, described
The second fitting groove 221 to match with first fitting groove 211, first transverse slat 201 and institute are offered on two transverse slats 202
It states the second transverse slat 202 to be staggeredly cooperatively connected by first fitting groove 211 and the second fitting groove 221, forms the battery core and hold
Receive frame 200.
The size of soft-package battery is not quite similar, can be by described second according to the size of soft-package battery using above-mentioned design
Transverse slat 202 is inserted into the first fitting groove of difference 211 of first transverse slat 201, makes first transverse slat 201 and described second
Transverse slat 202 formed battery core chamber match with the soft-package battery so that this soft-package battery cabinet can place it is a variety of
The soft-package battery of specification.
In view of soft-package battery cabinet is during cleaning, it is understood that there may be some dead angles are difficult to clear up, and certain
The problem of damage of component needs integral replacing, above-mentioned design use the connected structure of card form, first transverse slat 201 and institute
Stating the second transverse slat 202 can be inserted and removed from this soft-package battery cabinet, so that the internal cleaning of this soft-package battery cabinet becomes
It must be easy, and can realize the accurate positioning to problem component, to be replaced, not only reduce maintenance difficulties and reduction in this way
Maintenance cost.
Referring once again to Fig. 1, optionally, in another embodiment, first transverse slat 201 and second transverse slat
202 are integrally formed, and form the battery core and accommodate frame 200.
Above-mentioned design, which passes through for first transverse slat 201 to be integrally formed with second transverse slat 202, to be cast, and the battery core is made
It is solid and reliable to accommodate frame 200, meanwhile, firm frame body can also be supplied to soft-package battery uniformly and effectively mechanical stress.In addition,
When in use, only the battery core need to be accommodated frame 200 to be put into accommodating chamber 103, structure is simple, and assembly is easy, can be significantly
Promote battery system group efficiency.
Referring to figure 5., optionally, in another embodiment, it is logical that at least one is offered on first transverse slat 201
Slot 212, second transverse slat 202 are set in the through slot 212, are formed the battery core and are accommodated frame 200.
Please refer to Fig. 6, optionally, in another embodiment, first transverse slat 201, the second transverse slat 202 with it is described
Box-like body 100 is integrally formed.
Referring once again to Fig. 1, optionally, in another embodiment, 100 inner wall of box-like body is filled equipped with third
Slot allocation 104, the battery core accommodate that frame 200 is movable to be set in the third fitting groove 104.
In above-mentioned design, by the way that first transverse slat 201 is inserted into the third fitting groove with second transverse slat 202
In 104, the battery core is set to accommodate frame 200 more firm in the accommodating chamber 103.
Fig. 7 is please referred to, optionally, in another embodiment, is offered on the side plate 102 or bottom plate 101 multiple
Ventilation slot 110.
Soft-package battery can generate heat in charge and discharge process, and a large amount of heat accumulation will lead to battery modules detonation, make
At safety accident, by opening up ventilation slot 110 on the side plate 102 or bottom plate 101 in above-mentioned design, air is made to take away Soft Roll
The partial heat that battery generates.
Please refer to Fig. 8, it is preferable that in another embodiment, the cabinet exterior and/or bottom are equipped with heat dissipation dress
Set 300.
In above-mentioned design, the radiator 300 can be radiator fan, liquid cooling plate, phase-change material or other can be with
The device for playing heat dissipation effect makes battery system temperature be effectively controlled, makes battery modules by the way that radiator 300 is added
It avoids since temperature is excessively high and bring security risk.
Further, the embodiment of the present invention also provides a kind of battery modules, for providing electrical source of power to electric vehicle.It is described
Battery modules include the soft-package battery cabinet and multiple soft-package batteries of appeal, and the soft-package battery is set to the battery core and accommodates
In frame 200.
In conclusion a kind of soft-package battery cabinet provided by the invention and battery modules, the soft-package battery cabinet include
Box-like body 100, at least one piece of first transverse slat 201 and the second transverse slat 202.The box-like body 100 include bottom plate 101 and
Multiple side plates 102, the bottom plate 101 are enclosed with multiple side plates 102 for accommodating first transverse slat 201, the second transverse slat
202 and soft-package battery accommodating chamber 103.First transverse slat 201 is staggeredly cooperatively connected with second transverse slat 202, shape
Frame 200 is accommodated at battery core, the battery core accommodates frame 200 and is set in the accommodating chamber 103.Soft Roll provided by the invention
Battery case structure is simple, and assembly is easy, can greatly promote battery system and assemble groups of efficiency, meanwhile, by described in setting
The spacing of first transverse slat 201 and the second transverse slat 202, is less than the thickness for the soft-package battery being inserted into, and makes the soft-package battery
Cabinet effectively can apply mechanical stress to the soft-package battery, and then it is excessive swollen in charge and discharge process to limit soft-package battery
It is swollen, so that soft-package battery is avoided the deformation in charge and discharge process to causing damage property of battery modules, extends battery modules as a result,
Service life improves the safety of battery system.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of soft-package battery cabinet, which is characterized in that for accommodating soft-package battery, the cabinet includes box-like body, at least
One piece of first transverse slat and the second transverse slat, in which:
The box-like body includes bottom plate and multiple side plates, and the bottom plate and multiple side plates are enclosed for accommodating described the
The accommodating chamber of one transverse slat, the second transverse slat and soft-package battery；
First transverse slat and second transverse slat are staggeredly cooperatively connected, and form battery core and accommodate frame, the battery core accommodates frame
It is set in the accommodating chamber.
2. soft-package battery cabinet according to claim 1, which is characterized in that first transverse slat two sides be respectively arranged with to
A few slideway, second transverse slat one end are provided with the sliding block to match with the slideway, and second transverse slat passes through described
Sliding block is slidably connected with the slideway, forms the battery core and accommodates frame.
3. soft-package battery cabinet according to claim 1, which is characterized in that offer the first assembly on first transverse slat
Slot, offers the second fitting groove to match with first fitting groove on second transverse slat, first transverse slat with it is described
Second transverse slat is staggeredly cooperatively connected by first fitting groove and the second fitting groove, is formed the battery core and is accommodated frame.
4. soft-package battery cabinet according to claim 1, which is characterized in that first transverse slat and second transverse slat one
It is body formed, it forms the battery core and accommodates frame.
5. soft-package battery cabinet according to claim 1, which is characterized in that offer at least one on first transverse slat
Through slot, second transverse slat are set in the through slot, are formed the battery core and are accommodated frame.
6. soft-package battery cabinet according to claim 1, which is characterized in that first transverse slat, the second transverse slat with it is described
Box-like body is integrally formed.
7. soft-package battery cabinet according to claim 1, which is characterized in that the box-like body inner wall is assembled equipped with third
Slot, the battery core accommodate that frame is movable to be set in the third fitting groove.
8. soft-package battery cabinet according to claim 1, which is characterized in that offered on the side plate or bottom plate multiple logical
Wind groove.
9. soft-package battery cabinet according to claim 1, which is characterized in that the cabinet exterior and/or bottom are equipped with
Radiator.
10. a kind of battery modules, for providing electrical source of power to new energy electric motor vehicle, which is characterized in that the battery modules packet
Soft-package battery cabinet and the soft-package battery as described in any one of claim 1-9 are included, the soft-package battery is set to described
Battery core accommodates in frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129163.4A CN109103385A (en) | 2018-09-25 | 2018-09-25 | Soft-package battery cabinet and battery modules |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811129163.4A CN109103385A (en) | 2018-09-25 | 2018-09-25 | Soft-package battery cabinet and battery modules |
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| CN109103385A true CN109103385A (en) | 2018-12-28 |
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| CN201811129163.4A Pending CN109103385A (en) | 2018-09-25 | 2018-09-25 | Soft-package battery cabinet and battery modules |
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