CN110021775A - Pole piece, battery unit, battery modules and automobile - Google Patents

Pole piece, battery unit, battery modules and automobile Download PDF

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Publication number
CN110021775A
CN110021775A CN201810475688.7A CN201810475688A CN110021775A CN 110021775 A CN110021775 A CN 110021775A CN 201810475688 A CN201810475688 A CN 201810475688A CN 110021775 A CN110021775 A CN 110021775A
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CN
China
Prior art keywords
pole
dilatation
area
cover board
pole piece
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.)
Granted
Application number
CN201810475688.7A
Other languages
Chinese (zh)
Other versions
CN110021775B (en
Inventor
蒋露霞
胡世超
颜海鹏
潘仪
何科峰
袁万颂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
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BYD Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Publication of CN110021775A publication Critical patent/CN110021775A/en
Application granted granted Critical
Publication of CN110021775B publication Critical patent/CN110021775B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • 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
    • 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
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • 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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Secondary Cells (AREA)

Abstract

The present invention relates to field of batteries, disclose a kind of pole piece, battery unit, battery modules and automobile, wherein, the pole piece includes pole piece main body (1) and tab (2), the pole piece main body (1) includes the first dilatation end (11) of quadrangle, first dilatation end (11) is provided with two poles adaptation area (112) for being located at two of them corner and the first dilatation area (111) relative to pole adaptation area (112) protrusion, pole adaptation area (112) is recessed relative to the dilatation area (111) and forms pole installation space.Through the above technical solution, in some end faces of pole piece main body, the pole adaptation area corresponding to pole and the dilatation area relative to pole adaptation area protrusion is respectively set, and the corner at dilatation end is arranged in pole adaptation area, reduce the space occupied, to increase the volume of pole piece main body in the confined space near pole, battery capacity is improved.

Description

Pole piece, battery unit, battery modules and automobile
Cross reference to related applications
This application claims submit on January 8th, 2018 application No. is 201810015504.9 Chinese patent applications, 2018 On January 8, submit application No. is submit in 201810016060.0 Chinese patent application, on January 8th, 2018 application No. is Submit in 201810015506.8 Chinese patent application, on January 8th, 2018 application No. is 201810016052.6 China specially Submit in benefit application, on January 8th, 2018 application No. is the Chinese patent application of 201810015502.X, on January 8th, 2018 to pass Hand over application No. is the Chinese patent application of 201810016520.X, on January 8th, 2018 submit application No. is Submit in 201810015503.4 Chinese patent application, on January 8th, 2018 application No. is 201810016056.4 China specially The priority of benefit application.
Technical field
The present invention relates to field of batteries, more particularly to pole piece, battery unit, battery modules and automobile.
Background technique
With the development of science and technology, various electronic equipments, electric tool etc. are used widely, such as mobile phone, electric vehicle Deng as core component, the performance of battery has great influence, particularly, the appearance of battery to whole performance and usage experience Amount determines the significant concern point of whole continuation of the journey and user.
Battery includes the pole piece of shell and setting in the shell, and the volume of pole piece is the important determinant of battery capacity, In electronic equipment, electric tool, the installation environment where battery determines the occupied space size of battery substantially, battery Overall volume is difficult to increase without restriction, and the capacity of battery is therefore also restrained.
Summary of the invention
The object of the present invention is to provide a kind of pole pieces, to increase battery capacity there are space limitation.
To achieve the goals above, the present invention provides a kind of pole pieces, wherein the pole piece includes pole piece main body and pole Ear, the pole piece main body include the first dilatation end of quadrangle, and first dilatation end, which is provided with, is located at two of them angle Two poles adaptation area in portion and the first dilatation area relative to pole adaptation area protrusion, pole adaptation area relative to The dilatation area is recessed and forms pole installation space.
Preferably, two pole adaptation areas are separately positioned on two adjacent corners at first dilatation end.
Preferably, the tab is connected to pole adaptation area.
Preferably, the tab is connected to first dilatation area and extends to pole adaptation area.
Preferably, the tab and the pole piece main body are integrally formed.
Preferably, the pole piece main body includes the second dilatation end, and second dilatation end is provided with cooling structure adaptation area With the second dilatation area relative to cooling structure adaptation area protrusion, the cooling structure adaptation area expands relative to described second Hold area's recess and forms cooling structure installation space.
In addition, the present invention also provides a kind of battery units, wherein the battery unit include shell, cover board and more than Pole piece described in scheme, in the housing, the shell has opening for the pole piece setting, opens described in the cover board capping Mouthful.
Preferably, the cover board includes cover board body and the cover board dilatation chamber that outwardly protrudes relative to the cover board body, First dilatation end is covered by the cover board, and first dilatation area is at least partially accommodated into the cover board dilatation chamber.
Preferably, the cover board body is recessed to form cover board pole space, the pole relative to the cover board dilatation chamber Installation space is correspondingly arranged with cover board pole spatial position.
Preferably, the battery unit includes the pole across cover board body setting, and the pole is at least partly It is arranged in the pole installation space, the pole is electrically connected to the tab.
Preferably, interior lead-out tablet is provided on the inside of the cover board, the pole is connected to institute by the interior lead-out tablet State tab.
In addition, the present invention also provides a kind of battery modules, wherein the battery modules include electricity described in above scheme Pool unit.
In addition, the present invention also provides a kind of automobiles, wherein the automobile includes electricity described at least more than one scheme Chi Mo group.
Through the above technical solutions, the pole adaptation corresponding to pole is respectively set in some end faces of pole piece main body Area and the dilatation area protruded relative to pole adaptation area, and the corner at dilatation end is arranged in pole adaptation area, reduces occupancy Space improves battery capacity to increase the volume of pole piece main body in the confined space near pole.
Detailed description of the invention
Fig. 1 is the perspective view of battery unit described in embodiment of the present invention；
Fig. 2 is the explosive view of battery unit described in embodiment of the present invention；
Fig. 3 is the perspective view of pole piece described in embodiment of the present invention.
Description of symbols
1 pole piece main body, 2 tab
3 shell, 4 cover board
5 poles
11 first dilatation end, 12 second dilatation end
111 first dilatation area, 112 pole is adapted to area
121 cooling structures are adapted to 122 second dilatation area, area
31 shell dilatation chambers
41 cover board dilatation chamber, 42 cover board body
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The present invention provides a kind of pole pieces, wherein the pole piece includes pole piece main body 1 and tab 2, the pole piece main body 1 The first dilatation end 11 including quadrangle, first dilatation end 11 are provided with two poles for being located at two of them corner The the first dilatation area 111 for being adapted to area 112 and being protruded relative to pole adaptation area 112, pole adaptation area 112 relative to The dilatation area 111 is recessed and forms pole installation space.
The pole piece includes pole piece main body 1 and tab 2, and wherein one end of pole piece main body 1 is the first dilatation end 11, and first expands Hold end 11 and be provided with pole adaptation area 112 and the first dilatation area 111, pole be adapted to area 112 need with the cooperation of the pole of battery and It cannot outwardly protrude, be adapted to the protrusion of region pole piece main body 1 except area 112 in pole and form the first dilatation area 111, wherein The space that pole adaptation area 112 is recessed compared to the first dilatation area 111 and is formed is pole installation space, can be used for installing electricity The pole of pool unit.
In the inventive concept of this programme, dilatation i.e. the first dilatation end 11 is carried out for one end of pole piece installation pole, As depicted in figs. 1 and 2, in the first dilatation end 11, the region cooperated with pole 5 is limited and cannot be outwardly protruded by pole 5, In, the whole substantially quadrangular section in the first dilatation end 11, and it is used to cooperate the pole adaptation area 112 of pole to only take up four side Two corners of shape, and other regions are by pole 5 due to not occupied and there are available spaces, by this partial region Pole piece main body 1 is set as outwardly protruding i.e. the first dilatation area 111, and the first dilatation end 11 of this programme concaveconvex structure is compared to existing The flat surface of the pole piece of technology increases the volume of pole piece, realizes dilatation.First dilatation area 111 is adapted to area 112 with pole The drop space of formation is the pole installation space for being used to install pole, and certainly, pole can be provided entirely in pole peace It fills in space, can also be arranged in the pole installation space with only a part.
Further, two pole adaptation areas 112 are separately positioned on the two adjacent of first dilatation end 11 Corner.As shown in Fig. 2, two adjacent corners of the first dilatation end 11 are arranged in two pole adaptation areas 112, correspondingly, battery Two poles 5 of unit are also disposed at two adjacent corners, shorten the distance between two poles 5.Certainly, in other implementations In mode, two pole adaptation areas 112 also be can be set in the opposite corner in 11 two, the first dilatation end, this can be according to battery The structure of unit is selected.
A kind of embodiment according to the present invention, the tab 2 are connected to pole adaptation area 112.Tab 2 and pole piece Main body 1 be electrically connected, tab 2 can be directly connected to pole adaptation area 112, can be arranged in the pole installation space Pole 5 is electrically connected.
A kind of embodiment according to the present invention, the tab 2 are connected to first dilatation area 111 and extend to described Pole is adapted to area 112.As shown in Figures 2 and 3, tab 2 is connected to the top surface in the first dilatation area 111, and tab 2 is with larger Length, allow tab 2 to extend to pole and be adapted to area 112, in order to the electricity of pole 5 that is arranged in the pole installation space Connection.
Preferably, the tab 2 is integrally formed with the pole piece main body 1.Tab 2 and pole piece main body 1 are by being made pole piece Material integrated molding is made, and tab 2 includes two tabs as anode and cathode.Certainly, in other embodiments, tab In addition 2 can also be processed into and be connected in pole piece main body 1.
In addition, the pole piece main body 1 includes the second dilatation end 12, second dilatation end 12 is provided with cooling structure adaptation Area 121 and the second dilatation area 122 protruded relative to cooling structure adaptation area 121, the cooling structure are adapted to 121 phase of area It is recessed for second dilatation area 122 and forms cooling structure installation space.Pole piece main body 1 includes the second dilatation end 12, the Two dilatation ends 12 are provided with cooling structure adaptation area 121 and the second dilatation area 122, are formed at cooling structure adaptation area 121 Cooling structure installation space can be used for accommodating the structures such as cooling tube, to realize the cooling to battery unit.Such as Fig. 2 and Fig. 3 institute Show, there are two cooling structure adaptation areas 121 and a second dilatation area 122, the second dilatation area 122 to set for the setting of the second dilatation end 12 It sets between two cooling structure adaptation areas 121, certainly, present invention is also not necessarily limited to Fig. 2 and embodiment shown in Fig. 3, cooling Physical fit area 121 and the second dilatation area 122 can be combined into other structures, for example, it is suitable that a cooling structure can only be arranged With area 121 and a second dilatation area 122, in general, in the case where the position in cooling structure adaptation area 121 is determined to it The dilatation in his region meets design of the invention.
In addition, the present invention also provides a kind of battery units, wherein the battery unit include shell 3, cover board 4 and with Pole piece described in upper scheme, the pole piece are arranged in the shell 3, and the shell 3 has opening 32, and the cover board 4 covers The opening 32.Shell 3 and cover board 4 fasten the structure for being formed and accommodating the pole piece each other, wherein shell 3 can have one Or multiple openings 32, and closed respectively by cover board 4.
Specifically, the cover board 4 includes cover board body 42 and the cover board dilatation outwardly protruded relative to the cover board body Chamber 41, first dilatation end 11 are covered by the cover board 4, and first dilatation area 111 is at least partially accommodated into the lid In plate dilatation chamber 41.The shape shape of cover board 4 is corresponding with the shape at the first dilatation end, and the shape and first of cover board dilatation chamber 41 The shape in dilatation area 111 is corresponding, to accommodate at least part in first dilatation area 111.
Further, the cover board body 42 forms cover board pole space, institute relative to the cover board dilatation chamber 41 recess Pole installation space is stated to be correspondingly arranged with cover board pole spatial position.A part of cover board 4 outwardly protrudes, to be formed recessed Cavity configuration, i.e. cover board dilatation chamber 41, the region that do not protrude are cover board body 42, and cover board body 42 can be covered in pole piece main body 1 pole is adapted to area 112, therefore cover board body 42 is recessed and the cover board pole space formed and institute relative to cover board dilatation chamber 41 It states pole installation space to correspond to each other setting, pole 5 is at least partially disposed in cover board pole space.
In addition, the battery unit includes the pole 5 across the cover board body 42 setting, the pole 5 is at least partly Ground is arranged in the pole installation space, and the pole 5 is electrically connected to the tab 2.Cover board body 42 as described above and pole Column adaptation area 112 is correspondingly arranged, and pole 5 is arranged across cover board body 42, and is electrically connected with tab 2, to realize and pole piece master The electrical connection of body 1.
Further, the inside of the cover board 4 is provided with interior lead-out tablet, and the pole 5 passes through the interior lead-out tablet connection In the tab 2.The inside of the cover board body 42 of cover board 4 is provided with interior lead-out tablet, and pole 5 can pass through cover board body 42 and be arranged And it is connected to interior lead-out tablet, tab 2 is also connected to interior lead-out tablet and is electrically connected to realize with pole 5.Wherein, tab 2, interior draw Slice and pole 5 are that conductive material is made.
In addition, the present invention also provides a kind of battery modules, wherein the battery modules include electricity described in above scheme Pool unit.The battery modules may include multiple battery units, and multiple battery units connect in series or in parallel And it powers.
In addition, the present invention also provides a kind of automobiles, wherein the automobile includes electricity described at least more than one scheme Chi Mo group.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this , can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique Feature is combined in any suitable manner, and in order to avoid unnecessary repetition, the present invention is to various combinations of possible ways No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention Protection scope.

Claims (13)

1. a kind of pole piece, which is characterized in that the pole piece includes pole piece main body (1) and tab (2), pole piece main body (1) packet The first dilatation end (11) of quadrangle is included, first dilatation end (11) is provided with two poles for being located at two of them corner Column is adapted to area (112) and the first dilatation area (111) relative to pole adaptation area (112) protrusion, and the pole is adapted to area (112) it is recessed relative to the dilatation area (111) and forms pole installation space.
2. pole piece according to claim 1, which is characterized in that two pole adaptations area (112) are separately positioned on institute State two adjacent corners at the first dilatation end (11).
3. pole piece according to claim 1, which is characterized in that the tab (2) is connected to pole adaptation area (112)。
4. pole piece according to claim 1, which is characterized in that the tab (2) is connected to first dilatation area (111) And extend to pole adaptation area (112).
5. pole piece according to claim 1, which is characterized in that the tab (2) and the pole piece main body (1) one at Type.
6. pole piece according to claim 1, which is characterized in that the pole piece main body (1) includes the second dilatation end (12), institute It states the second dilatation end (12) and is provided with cooling structure adaptation area (121) and relative to cooling structure adaptation area (121) protrusion The second dilatation area (122), cooling structure adaptation area (121) is recessed relative to second dilatation area (122) and formed Cooling structure installation space.
7. a kind of battery unit, which is characterized in that the battery unit includes in shell (3), cover board (4) and claim 1-6 Pole piece described in any one, the pole piece are arranged in the shell (3), and the shell (3) has opening (32), the lid Plate (4) covers the opening (32).
8. battery unit according to claim 7, which is characterized in that the cover board (4) includes cover board body (42) and phase For the cover board dilatation chamber (41) that the cover board body outwardly protrudes, first dilatation end (11) is covered by the cover board (4), First dilatation area (111) is at least partially accommodated into the cover board dilatation chamber (41).
9. battery unit according to claim 8, which is characterized in that the cover board body (42) is expanded relative to the cover board Cavity (41) recess forms cover board pole space, and the pole installation space is correspondingly arranged with cover board pole spatial position.
10. battery unit according to claim 8, which is characterized in that the battery unit includes across the cover board sheet The pole (5) of body (42) setting, the pole (5) are at least partially disposed in the pole installation space, the pole (5) It is electrically connected to the tab (2).
11. battery unit according to claim 10, which is characterized in that be provided with interior extraction on the inside of the cover board (4) Piece (6), the pole (5) are connected to the tab (2) by the interior lead-out tablet (6).
12. a kind of battery modules, which is characterized in that the battery modules include electricity described in any one of claim 7-11 Pool unit.
13. a kind of automobile, which is characterized in that the automobile includes battery modules described at least one claim 12.
CN201810475688.7A 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car Active CN110021775B (en)

Applications Claiming Priority (16)

Application Number Priority Date Filing Date Title
CN2018100155049 2018-01-08
CN201810016520 2018-01-08
CN201810015502X 2018-01-08
CN201810016056 2018-01-08
CN201810016520X 2018-01-08
CN2018100160600 2018-01-08
CN201810016060 2018-01-08
CN201810015506 2018-01-08
CN201810015503 2018-01-08
CN2018100160564 2018-01-08
CN201810015502 2018-01-08
CN201810015504 2018-01-08
CN2018100155068 2018-01-08
CN2018100155034 2018-01-08
CN201810016052 2018-01-08
CN2018100160526 2018-01-08

Publications (2)

Publication Number Publication Date
CN110021775A true CN110021775A (en) 2019-07-16
CN110021775B CN110021775B (en) 2021-04-20

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CN201810476322.1A Active CN110021777B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810474862.6A Active CN110021774B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810475688.7A Active CN110021775B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810475762.5A Active CN110021776B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476315.1A Active CN110021716B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476325.5A Active CN110021778B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810476313.2A Active CN110021719B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476328.9A Pending CN110021779A (en) 2018-01-08 2018-05-17 Battery unit, battery modules and automobile
CN201810474865.XA Active CN110021721B (en) 2018-01-08 2018-05-17 Battery module and car

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CN201810476322.1A Active CN110021777B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810474862.6A Active CN110021774B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car

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CN201810475762.5A Active CN110021776B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476315.1A Active CN110021716B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476325.5A Active CN110021778B (en) 2018-01-08 2018-05-17 Pole core, battery unit, battery module and car
CN201810476313.2A Active CN110021719B (en) 2018-01-08 2018-05-17 Battery unit, battery module and car
CN201810476328.9A Pending CN110021779A (en) 2018-01-08 2018-05-17 Battery unit, battery modules and automobile
CN201810474865.XA Active CN110021721B (en) 2018-01-08 2018-05-17 Battery module and car

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TW (5) TWI703753B (en)

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