CN109449335A - Power supply device and electric car - Google Patents
Power supply device and electric car Download PDFInfo
- Publication number
- CN109449335A CN109449335A CN201811296529.7A CN201811296529A CN109449335A CN 109449335 A CN109449335 A CN 109449335A CN 201811296529 A CN201811296529 A CN 201811296529A CN 109449335 A CN109449335 A CN 109449335A
- Authority
- CN
- China
- Prior art keywords
- connecting portion
- battery modules
- power supply
- supply device
- bottom plate
- 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.)
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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
- H01M50/20—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 relates to battery assembly technical fields, more particularly to a kind of power supply device and electric car, the power supply device includes multiple battery modules being stacked and the rigid connection component for connecting the battery modules, battery modules are by being arranged multiple battery cores, first bottom plate, second bottom plate, first connecting portion and the second connecting portion that can be clamped with the first connecting portion, two battery modules of arbitrary neighborhood are connected by the first connecting portion with second connecting portion, the rigid connection component sequentially passes through the second through-hole for being arranged in the first connecting portion in each battery modules and being arranged in first through hole and second connecting portion and is connected and fixed each battery modules.It will not be slid by above-mentioned setting so that the relative position between adjacent cell mould group is fixed, to improve the vibration resistance and reliability of power supply device.
Description
Technical field
The present invention relates to battery assembly technical fields, in particular to a kind of power supply device and electric car.
Background technique
Electrokinetic cell system is the core component of pure electric automobile, is directly related to its motor service performance, cruising ability,
Safe and reliable operation etc..Electric automobile power battery system is connected in series or in parallel by one or more power supply devices, respectively
Power supply device is composed in series by multiple battery modules again.
Inventor it has been investigated that, electric car in the road conditions downward driving for falling foul of each other bad, can exist largely jolt and shake
Dynamic, this is likely to result in each battery modules in power supply device and Relative sliding occurs, so that open circuit occurs for battery modules, into
And makes power supply device there is a situation where fail.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of power supply device and electric car, above-mentioned skill is effectively relieved
Art problem.
The present invention is implemented as follows:
A kind of power supply device, including the multiple battery modules being stacked and for connecting the rigid of the multiple battery modules
Property connection component；
The battery modules include battery core, the first bottom plate, the second bottom plate, first connecting portion and can connect with described first
The second connecting portion of socket part clamping, the battery core be it is multiple and be respectively arranged at first bottom plate and second bottom plate it
Between, the first connecting portion is set to first bottom plate, and the second connecting portion is set to second bottom plate and described the
It is respectively arranged in the corresponding position of one bottom plate, the first connecting portion and the second connecting portion and the rigid connection group
The first through hole and the second through-hole that the cross sectional shape size of part matches；
Two battery modules of arbitrary neighborhood are connected by the first connecting portion with second connecting portion, the rigid connection group
Part sequentially passes through second for being arranged in the first connecting portion in each battery modules and being arranged in first through hole and second connecting portion
Each battery modules are connected and fixed by through-hole.
Optionally, in above-mentioned power supply device, the battery modules further include connecting the first connecting portion and second to connect
The isolated pipe of socket part, it is described after two battery modules of arbitrary neighborhood are connected by the first connecting portion with second connecting portion
Rigid connection component sequentially pass through in the first connecting portion in each battery modules be arranged first through hole, the isolated pipe with
And each battery modules are connected and fixed by the second through-hole being arranged in second connecting portion.
Optionally, in above-mentioned power supply device, the isolated pipe be plastic conduit, and the section of the plastic conduit with
The section of the connection component matches.
Optionally, in above-mentioned power supply device, the first connecting portion that is arranged on first bottom plate be it is multiple, described second
The second connecting portion being arranged on bottom plate be it is multiple and corresponding with the position of each first connecting portion is arranged on first bottom plate respectively,
And each first connecting portion corresponds to a rigid connection component respectively.
Optionally, in above-mentioned power supply device, the first connecting portion is that groove surrounds structure and is located at first bottom
Side of the plate far from second bottom plate, the second connecting portion be surrounded with the groove boss structure that matches of structure and
Side positioned at second bottom plate far from first bottom plate, two neighboring battery modules by the groove surround structure and
The boss structure clamping.
Optionally, in above-mentioned power supply device, the first through hole is set to the center that the groove surrounds structure,
Second through-hole is set to the center of the boss structure.
Optionally, in above-mentioned power supply device, the rigid connection component spiral shell that includes screw rod and match with the screw rod
Cap, the thickness after the length of the screw rod is overlapped with multiple battery modules match.
Optionally, in above-mentioned power supply device, the power supply device further includes the shell for accommodating each battery modules
The corresponding position of body structure, the shell structure and the first connecting portion or second connecting portion is provided with third through-hole, institute
It states screw rod and second be arranged in first through hole and second connecting portion is set in the first connecting portion in each battery modules
After the third through-hole being arranged on through-hole and the shell structure, each battery modules are connected and fixed on by the nut
The shell structure.
Optionally, in above-mentioned power supply device, the power supply device further includes connection structure, and the battery modules include converging
Stream row, each battery core are connect with the busbar connector respectively, and the busbar connector in two neighboring battery modules is tied by the connection
Structure connection.
The present invention also provides a kind of electric car, including electrical equipment and above-mentioned power supply device, the power supply device with
The electrical equipment electrical connection is to the power supply for electrical equipment.
A kind of power supply device and electric car provided by the invention, the electricity power supply device includes multiple electricity being stacked
The rigid connection component of Chi Mo group and the connection battery modules, battery modules are by being arranged multiple battery cores, the first bottom plate, second
Bottom plate, first connecting portion and the second connecting portion that can be clamped with the first connecting portion, two battery modules of arbitrary neighborhood
It is connected by the first connecting portion with second connecting portion, the rigid connection component sequentially passes through in each battery modules
The second through-hole being arranged in first through hole and second connecting portion is arranged in first connecting portion to be connected and fixed each battery modules.
It will not be slid by above-mentioned setting so that the relative position between adjacent cell mould group is fixed, to improve power supply dress
The vibration resistance and reliability set.
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 section Example of the invention, therefore is not construed as pair
The restriction of the scope of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other relevant attached drawings can be obtained according to these attached drawings.
Fig. 1 is the connection block diagram of electric car provided in an embodiment of the present invention.
Fig. 2 is the structural schematic diagram of power supply device provided in an embodiment of the present invention.
Fig. 3 is the structural schematic diagram of battery modules provided in an embodiment of the present invention.
Fig. 4 is the structural schematic diagram of first connecting portion provided in an embodiment of the present invention.
Fig. 5 is another structural schematic diagram of battery modules provided in an embodiment of the present invention.
Fig. 6 is the structural schematic diagram of second connecting portion provided in an embodiment of the present invention
Icon: 10- electric car；100- power supply device；110- battery modules；The first bottom plate of 112-；The second bottom plate of 114-；
116- first connecting portion；117- first through hole；118- second connecting portion；The second through-hole of 119-；121- busbar connector；130- rigidly connects
Connected components；132- screw rod；134- nut；150- connection structure；200- electrical equipment.
Specific embodiment
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.
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 the orientation or positional relationship of the instructions such as term " on ", "inner" is base
In orientation or positional relationship shown in the drawings or the invention product using when the orientation or positional relationship usually put, only
It is that for the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specifically
Orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " the
Two " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Referring to Fig. 1, the present invention provides a kind of electric car 10, the electric car 10 include electrical equipment 200 and
Power supply device 100, the power supply device 100 are electrically connected to supply the electrical equipment 200 with the electrical equipment 200
Electricity.
Wherein, the electrical equipment 200 can include but is not limited to drive system, control device, audio frequency apparatus and lamp
Photosystem etc., is not specifically limited herein, the power supply device 100 and the drive system, control device, audio frequency apparatus and
Lighting system is electrically connected to be powered, and then the electric car 10 can be made to work normally and run.
Incorporated by reference to Fig. 2, the present invention provides a kind of power supply device 100 that can be applied to above-mentioned electric car 10, the power supply
Multiple battery modules 110 that device 100 is stacked and the rigid connection component for connecting the multiple battery modules 110
130。
Specifically, in the present embodiment, the battery modules 110 include battery core incorporated by reference to Fig. 3, Fig. 4, Fig. 5 and Fig. 6
(not shown), the first bottom plate 112, the second bottom plate 114, first connecting portion 116 and can be with the first connecting portion 116
The second connecting portion 118 of clamping, the battery core are multiple and are respectively arranged at first bottom plate 112 and second bottom plate
Between 114, the first connecting portion 116 is set to first bottom plate 112, and the second connecting portion 118 is set to described
The corresponding position of two bottom plates 114 and first bottom plate 112, in the first connecting portion 116 and the second connecting portion 118
It is respectively arranged with the first through hole 117 to match with the cross sectional shape size of the rigid connection component 130 and the second through-hole
119。
When multiple battery modules 110 being attached using the rigid connection component 130, two battery moulds of arbitrary neighborhood
Group 110 is connected by the first connecting portion 116 and second connecting portion 118, and the rigid connection component 130 sequentially passes through each institute
It is logical to state second for being arranged in the first connecting portion 116 in battery modules 110 and being arranged in first through hole 117 and second connecting portion 118
Each battery modules 110 are connected and fixed by hole 119.
By above-mentioned setting, so that position is fixed between two neighboring battery modules 110 in the power supply device 100, no
It can slide, and by the way that the rigid connection component 130 is arranged, to effectively improve the rigidity and intensity of power supply device 100, and
Keep the structure of power supply device 100 more stable, to effectively increase the mechanical vibration resistance and reliability of power supply device 100.
In addition, when above-mentioned power supply device 100 is applied to electric car 10, it is possible to prevente effectively from electric car 10 is being disliked
Cause the battery modules 110 in the power supply device 100 that electricity caused by sliding occurs because shaking and jolting when advancing under bad road conditions
There is a situation where open circuits to fail for source device 100, and then greatly improves the safety and reliability of electric car 10.
Wherein, the shape size for the multiple battery modules 110 for including in the power supply device 100 can be it is identical,
It can be different, be configured according to actual needs.Optionally, in the present embodiment, each battery modules 110
Shape size is identical.
The shape of the battery core can be arbitrary, such as cylindric, prism-shaped or cube shape.Optionally, in the present embodiment
In, the shape of the battery core is cylindric.
The shape size of first bottom plate 112 can be identical as the shape size of second bottom plate 114, can also not
Together, it is configured according to actual needs.In the present embodiment, the shape size of first bottom plate 112 and described second
The shape size of bottom plate 114 is identical.
The first connecting portion 116 can be groove, be also possible to protrusion, can also be the shackle member with limiting section,
It is not specifically limited herein.It is appreciated that when the first connecting portion 116 be groove when, the second connecting portion 118 for institute
The protrusion that groove matches is stated, when the first connecting portion 116 is protrusion, the second connecting portion 118 is and the protrusion
The groove matched, when the first connecting portion 116 be with limiting section shackle member when, the second connecting portion 118 for with institute
State the clamping groove of the matched locating part of limiting section.
Optionally, in the present embodiment, the first connecting portion 116 is that groove surrounds structure and is located at first bottom plate
112 sides far from second bottom plate 114, the second connecting portion 118 are convex to match with groove encirclement structure
Platform structure and it is located at side of second bottom plate 114 far from first bottom plate 112, two neighboring battery modules 110 pass through
The groove surrounds structure and boss structure clamping, realizes between two neighboring battery modules 110 through the groove packet
Closed structure and the boss structure are limited and are connected.
Wherein, the first through hole 117, which can be set, surrounds the center of structure in the groove, can also be located at institute
The marginal position that groove surrounds structure is stated, is configured, is not specifically limited herein according to actual needs.The groove packet
The Internal periphery of closed structure can be the regular shapes such as round, ellipse or regular polygon, can also any irregular shape, according to
Actual demand is configured, and is not specifically limited herein.
To be easily installed the rigid connection component 130, optionally, in the present embodiment, the first through hole 117 is arranged
The center of structure is surrounded in the groove, second through-hole 119 is set to the center of the boss structure.
The first connecting portion 116 being arranged on first bottom plate 112 can be one, be also possible to it is multiple, according to reality
Demand is configured.
For the structural strength for further increasing the power supply device 100, so that the mechanical vibration resistance of power supply device 100 and can
More preferable by property, in the present embodiment, the first connecting portion 116 being arranged on first bottom plate 112 is multiple, second bottom plate
The second connecting portion 118 being arranged on 114 be it is multiple and respectively with each first connecting portion 116 is set on first bottom plate 112
Position is corresponding, and each first connecting portion 116 respectively corresponds the rigid connection component 130.
The rigid connection component 130 can be metal screw and nut including hard metal material support, can also be with
It is the connecting rod and fastener made of high molecular material with rigidity, is not specifically limited herein, carries out according to actual needs
Setting.
Optionally, in the present embodiment, the rigid connection component 130 includes screw rod 132 and matches with the screw rod 132
Nut 134, the thickness after the length of the screw rod 132 is overlapped with multiple battery modules 110 matches.
By above-mentioned setting so that the screw rod 132 according to can time in each battery modules 110 first
The second through-hole 119 for being arranged in first through hole 117 and second connecting portion 118 is set on interconnecting piece 116 with by each battery mould
Group 110 is connected and is fixed using the nut 134, further to make the relative position between adjacent cell mould group 110 solid
It is fixed, it will not slide, to further improve the vibration resistance and reliability of power supply device 100.
To pass through the screw rod 132 in the first connecting portion 116 in each battery modules 110, first through hole is set
117 and second connecting portion 118 on be arranged the second through-hole 119 when, avoid due to the screw rod 132 and the battery modules 110
In battery core contact, when causing battery core to damage when battery modules 110 are jolted, to cause battery core and the screw rod 132
There is a situation where being shorted, in the present embodiment, the battery modules 110 further include connecting the first connecting portion 116 and second
The isolated pipe of interconnecting piece 118, two battery modules 110 of arbitrary neighborhood pass through the first connecting portion 116 and second connecting portion
After 118 connections, the rigid connection component 130 sequentially passes through to be arranged in the first connecting portion 116 in each battery modules 110
The second through-hole 119 being arranged in first through hole 117, the isolated pipe and second connecting portion 118 is by each battery modules
110 are connected and fixed.
Specifically, in the present embodiment, the internal diameter of the isolated pipe and the diameter of the screw rod 132 match, with into
The realization of one step limits each battery modules 110.User can also be convenient for the screw rod by the way that the isolated pipe is arranged
132 sequentially pass through first through hole 117, isolated pipe and second are arranged in first connecting portion 116 in each battery modules 110
The second through-hole 119 being arranged on interconnecting piece 118 connects each battery modules 110, and is fixed using nut 134.
It is appreciated that the stainless steel screw and the nut 134 and the in the multiple battery modules 110 being stacked
When one battery modules 110 and the last one battery modules 110 contact respectively, to avoid since contact area is small and then may make
At during the power supply device 100 is jolted vibration, first battery modules 110 and the last one battery modules 110
Bottom plate local pressure is excessive and then the case where being damaged, and in the present embodiment, the power supply device 100 further includes the first gasket
With the second gasket, first gasket is set to first battery modules 110 far from the last one described battery modules 110
Side, second gasket are set to the last one the described side of battery modules 110 far from first battery modules 110, and
Through-hole identical with 132 shape of screw rod is respectively arranged on first gasket and the second gasket, so that the screw rod 132
When first through hole 117 and the second through-hole 119 in each battery modules 110, first gasket and second may also pass through
The through-hole being arranged on gasket is to be attached fixation to each battery modules 110.
Under normal conditions, when power supply device 100 is applied to the electric car 10, to ensure the power supply device
100 safety, in the present embodiment, the power supply device 100 further include the shell for accommodating each battery modules 110
It is logical that the corresponding position of structure, the shell structure and the first connecting portion 116 or second connecting portion 118 is provided with third
Hole, the screw rod 132, which passes through, is arranged first through hole 117 and the second company in the first connecting portion 116 in each battery modules 110
After the second through-hole 119 being arranged in socket part 118 and the third through-hole being arranged in the shell structure, pass through the nut 134
Each battery modules 110 are connected and fixed on the shell structure.
The shape that the shape of the shell structure can be overlapped with multiple battery modules 110 matches, and can also be
Arbitrary shape is not specifically limited herein, and is configured according to actual needs.
Further, each battery modules 110 in power supply device 100 are subjected to serial or parallel connection to realize, and will be electric
Each battery core in Chi Mo group 110 carries out serial or parallel connection, to be powered to electrical equipment 200, in the present embodiment, the electricity
Source device 100 further includes connection structure 150, the battery modules 110 include busbar connector 121, each battery core respectively with it is described
Busbar connector 121 connects, and the busbar connector 121 in two neighboring battery modules 110 is connected by the connection structure 150.
It is appreciated that the connection structure 150 can be copper bar, it is also possible to copper wire, as long as can be by two neighboring battery
Mould group 110 carries out serial or parallel connection, is not specifically limited herein.
To sum up, a kind of power supply device 100 and electric car 10 provided by the invention, power supply device 100 are multiple by being arranged
The rigid connection component 130 of the battery modules 110 and the connection battery modules 110 that are stacked, battery modules 110 are by setting
It sets multiple battery cores, the first bottom plate 112, the second bottom plate 114, first connecting portion 116 and can block with the first connecting portion 116
The second connecting portion 118 connect, two battery modules 110 of arbitrary neighborhood pass through the first connecting portion 116 and second connecting portion 118
Connection, the rigid connection component 130, which sequentially passes through, is arranged first in the first connecting portion 116 in each battery modules 110
Each battery modules 110 are connected and fixed by the second through-hole 119 being arranged on through-hole 117 and second connecting portion 118.By above-mentioned
Setting, so that the relative position between adjacent cell mould group 110 is fixed, will not slide, to improve power supply device 100
Vibration resistance and reliability.Further, battery modules 110 are by setting isolated pipe, effectively to promote the power supply device
100 safety.
It should be noted that term " includes " or any other variant are intended to non-exclusive inclusion, to make
Including process, article or the equipment of a series of elements not only include those elements, but also including being not explicitly listed
Other element, or further include for this process, article or the intrinsic element of equipment.The case where not limiting more
Under, the element that is limited by sentence "including a ...", it is not excluded that in process, article or the equipment for including the element
There is also other identical elements.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of power supply device, which is characterized in that including the multiple battery modules being stacked and for connecting the multiple electricity
The rigid connection component of Chi Mo group；
The battery modules include battery core, the first bottom plate, the second bottom plate, first connecting portion and can be with the first connecting portion
The second connecting portion of clamping, the battery core are multiple and are respectively arranged between first bottom plate and second bottom plate, institute
It states first connecting portion and is set to first bottom plate, the second connecting portion is set to second bottom plate and first bottom plate
Corresponding position, be respectively arranged in the first connecting portion and the second connecting portion and cut with the rigid connection component
The first through hole and the second through-hole that face shape size matches；
Two battery modules of arbitrary neighborhood are connected by the first connecting portion with second connecting portion, the rigid connection component according to
The second through-hole being arranged in first through hole and second connecting portion is set in the secondary first connecting portion across in each battery modules
Each battery modules are connected and fixed.
2. power supply device according to claim 1, which is characterized in that the battery modules further include that connection described first connects
The isolated pipe of socket part and second connecting portion, two battery modules of arbitrary neighborhood pass through the first connecting portion and second connecting portion
After connection, the rigid connection component sequentially passes through setting first through hole, institute in the first connecting portion in each battery modules
The second through-hole being arranged in isolated pipe and second connecting portion is stated to be connected and fixed each battery modules.
3. power supply device according to claim 2, which is characterized in that the isolated pipe is plastic conduit, and the modeling
The section of pipe material and the section of the connection component match.
4. power supply device according to claim 1, which is characterized in that the first connecting portion being arranged on first bottom plate is
It is multiple, the second connecting portion being arranged on second bottom plate be it is multiple and respectively with each first be arranged on first bottom plate connect
The position in portion is corresponding, and each first connecting portion corresponds to a rigid connection component respectively.
5. power supply device according to claim 1, which is characterized in that the first connecting portion is that groove surrounds structure and position
In side of first bottom plate far from second bottom plate, the second connecting portion is to surround structure with the groove to match
Boss structure and be located at side of second bottom plate far from first bottom plate, two neighboring battery modules are by described recessed
Slot surrounds structure and boss structure clamping.
6. power supply device according to claim 5, which is characterized in that the first through hole is set to the groove and surrounds knot
The center of structure, second through-hole are set to the center of the boss structure.
7. power supply device according to claim 1, which is characterized in that the rigid connection component include screw rod and with the spiral shell
The nut that bar matches, the thickness after the length of the screw rod is overlapped with multiple battery modules match.
8. power supply device according to claim 7, which is characterized in that the power supply device further includes each described for accommodating
The corresponding position of the shell structure of battery modules, the shell structure and the first connecting portion or second connecting portion is provided with
Third through-hole, the screw rod passes through to be arranged in first through hole and second connecting portion in the first connecting portion in each battery modules
After the second through-hole being arranged and the third through-hole being arranged in the shell structure, by the nut by each battery modules
It is connected and fixed on the shell structure.
9. power supply device according to claim 1, which is characterized in that the power supply device further includes connection structure, described
Battery modules include busbar connector, and each battery core is connect with the busbar connector respectively, the busbar connector in two neighboring battery modules
It is connected by the connection structure.
10. a kind of electric car, which is characterized in that filled including electrical equipment and power supply described in any one of claim 1-9
It sets, the power supply device is electrically connected to the power supply for electrical equipment with the electrical equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296529.7A CN109449335A (en) | 2018-11-01 | 2018-11-01 | Power supply device and electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811296529.7A CN109449335A (en) | 2018-11-01 | 2018-11-01 | Power supply device and electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109449335A true CN109449335A (en) | 2019-03-08 |
Family
ID=65550131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811296529.7A Pending CN109449335A (en) | 2018-11-01 | 2018-11-01 | Power supply device and electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109449335A (en) |
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|---|---|---|---|---|
| JP2008091231A (en) * | 2006-10-03 | 2008-04-17 | Matsushita Electric Ind Co Ltd | Battery module |
| KR20170056973A (en) * | 2015-11-16 | 2017-05-24 | 삼성에스디아이 주식회사 | Rechargeable battery module |
| CN105762310A (en) * | 2016-03-14 | 2016-07-13 | 湖南大学 | Lithium ion battery spliced layer unit frame and lithium ion battery module with same |
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| CN207698441U (en) * | 2017-10-27 | 2018-08-07 | 合肥国轩高科动力能源有限公司 | Secondary battery safety transportation device |
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Application publication date: 20190308 |
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