CN111092184A - New energy automobile battery for improving electric contact between active substance and current collector - Google Patents

New energy automobile battery for improving electric contact between active substance and current collector Download PDF

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Publication number
CN111092184A
CN111092184A CN202010064155.7A CN202010064155A CN111092184A CN 111092184 A CN111092184 A CN 111092184A CN 202010064155 A CN202010064155 A CN 202010064155A CN 111092184 A CN111092184 A CN 111092184A
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CN
China
Prior art keywords
fixed
pipe
bottom plate
current collector
new energy
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.)
Withdrawn
Application number
CN202010064155.7A
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Chinese (zh)
Inventor
黄欣
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.)
Liuzhou Sitong Material Technology Co Ltd
Original Assignee
Liuzhou Sitong Material Technology Co Ltd
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Publication date
Application filed by Liuzhou Sitong Material Technology Co Ltd filed Critical Liuzhou Sitong Material Technology Co Ltd
Priority to CN202010064155.7A priority Critical patent/CN111092184A/en
Publication of CN111092184A publication Critical patent/CN111092184A/en
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a new energy automobile battery for improving electric contact between an active substance and a current collector, which comprises an electric assembly whole, a battery module, a fixed bottom plate and a fixed base, wherein an electric assembly shell is arranged on the surface of the electric assembly whole, the battery module is arranged in the middle of the inside of the electric assembly shell, the fixed bottom plate is arranged at the bottom of the electric assembly whole, the upper end of the surface of the fixed bottom plate is fixedly connected with the bottom of the electric assembly shell through a fixed bolt, second mounting bolts are arranged on two sides of the lower end of the fixed bottom plate, a first mounting bolt is arranged in the middle of the lower end of the fixed bottom plate, and the fixed base is arranged at the lower end of the electric assembly whole. Utilize the electricity group casing to pass through fixing bolt and PMKD's fixed mounting, PMKD is tied through first installation and is located the fixed mounting of second installation bolt and support column, has realized that overall structure has quick installation and convenient to detach's effect.

Description

New energy automobile battery for improving electric contact between active substance and current collector
Technical Field
The invention belongs to the technical field of new energy automobile parts, and particularly relates to a new energy automobile battery for improving electric contact between an active substance and a current collector.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, comprises four types of Hybrid Electric Vehicles (HEV), pure electric vehicles (BEV, including solar energy automobiles), Fuel Cell Electric Vehicles (FCEV), other new energy (such as efficient energy storage devices such as super capacitors and flywheels) automobiles and the like, and the unconventional automobile fuel refers to fuel except gasoline, diesel oil, Natural Gas (NG), Liquefied Petroleum Gas (LPG), Ethanol Gasoline (EG), methanol and dimethyl ether.
At present, most of energy automobiles use a lithium ion power battery as a power source, the lithium ion battery can generate a contact impedance phenomenon between an active substance and a current collector, and the working state of the lithium ion battery deviates from a stable state, which is shown in the fact that the voltage platform of the battery is reduced along with the increase of polarization, the discharge capacity is reduced, the use of the battery is influenced due to the overhigh temperature in the working process of the battery, and the use of the battery is influenced when the battery shakes. To this end we propose a new energy automobile battery that improves the electrical contact between the active material and the current collector.
Disclosure of Invention
The invention aims to provide a new energy automobile battery for improving the electric contact between an active material and a current collector, and aims to solve the problem that the contact impedance phenomenon between the active material and the current collector, which is proposed in the background technology, can cause the working state of a lithium ion battery to deviate from a steady state, which is reflected in the fact that the voltage platform of the battery is reduced along with the increase of polarization, and the discharge capacity is reduced and is difficult to disassemble.
In order to achieve the purpose, the invention provides the following technical scheme: a new energy automobile battery for improving electrical contact between an active substance and a current collector comprises an electric assembly whole body, a battery module, a fixed bottom plate and a fixed base, wherein an electric assembly shell is arranged on the surface of the electric assembly whole body, the battery module is arranged at the middle position inside the electric assembly shell, a condensation pipe is arranged on one side of the inner wall of the electric assembly shell, the condensation pipe is positioned on one side of the battery module, a liquid outlet pipe is arranged at one end of the condensation pipe, a cooling fan is arranged on one side of the surface of the electric assembly shell, the cooling fan is positioned on the opposite surface of the condensation pipe and is symmetrically distributed relative to the battery module, a liquid inlet and a liquid outlet are respectively arranged on the two sides of the upper end of the cooling fan, one end of the liquid inlet is fixedly connected with one end of the condensation pipe through a liquid pipe, a liquid return pipe is arranged at one end of, the upper end of the surface of the fixed bottom plate is fixedly connected with the bottom of the electric group shell through a fixed bolt, the two sides of the lower end of the fixed bottom plate are respectively provided with a second mounting bolt, the middle position of the lower end of the fixed bottom plate is provided with a first mounting bolt, the first mounting bolts and the second mounting bolts are distributed on the surface of the fixed bottom plate at equal intervals, the first mounting bolt is positioned at the inner side of the second mounting bolt, the lower end of the whole electric group is provided with a fixed base, the fixed base is fixedly connected with the fixed bottom plate, a support column is arranged at the upper end of the surface of the fixed base, the supporting columns are symmetrically distributed with the first mounting bolt and the second mounting bolt, the upper ends of the supporting columns are fixedly connected with the first mounting bolt and the second mounting bolt, the inside of fixed baseplate is provided with the storage water tank, the both ends of storage water tank respectively in drain pipe with return liquid pipe fixed connection.
Preferably, the upper end of the surface of the electrical component shell is provided with two connectors, and the two connectors are symmetrically distributed.
Preferably, the heat dissipation fan is located at one side of the battery module and at a middle position of the surface of the battery pack case.
Preferably, mounting holes are formed in two sides of the bottom of the electric group shell, and the second mounting bolt is fixedly connected with the mounting holes through the fixing bolt.
Preferably, a soft cotton layer is arranged in the middle of the upper end of the fixing bottom plate, and one side of the soft cotton layer is fixedly connected with the battery module.
Preferably, one end of the liquid return pipe and one end of the liquid outlet pipe both penetrate through the fixed bottom plate.
Preferably, the both ends of storage water tank all are provided with the liquid pipe, the one end of liquid pipe is passed fixed baseplate's surface, and two the connecting block is installed to the one end of liquid pipe, the one end of connecting block respectively in return liquid pipe with drain pipe fixed connection.
Preferably, the lower extreme of support column is provided with first fixed plate and second fixed plate respectively, the bottom of first fixed plate with fixed baseplate fixed connection, first fixed plate with damping spring is installed to the intermediate position department of second fixed plate opposite face.
The utility model provides an improve installation method of new energy automobile battery of electrical contact between active material and current collector, through the whole inside battery module of electricity group, PMKD and bottom fixed baseplate's setting, make overall structure have the function of fine dismantlement and installation, place the battery module the inside intermediate position department of electricity group casing, carry out fixed mounting with PMKD and electricity group casing through fixing bolt, the support column through the fixed baseplate upper end is tied fixed connection in the first installation of PMKD lower extreme respectively and second installation, the inside storage water tank of fixed baseplate passes through liquid pipe and connecting block respectively in drain pipe and liquid return pipe fixed connection, thereby make the whole fixed connection that carries out of fixed baseplate and electricity group.
Preferably, when new energy automobile battery operation, can lead to influencing the electrical contact between active material and the current collector because inside high temperature, discharge capacity reduces, inside radiator fan drove the comdenstion water in the storage water tank and gets into the condenser pipe from the drain pipe, cool down to the battery module, take thermal comdenstion water inside getting back to the storage water tank through the liquid return pipe after radiator fan dispels the heat, great reduction the temperature of battery module, electrical contact between active material and the current collector has been improved, discharge capacity improves.
Compared with the prior art, the invention has the beneficial effects that:
1. utilize radiator fan to drive the comdenstion water in the storage water tank and carry out the heat dissipation cooling to the battery module, realized the quick heat dissipation of battery, be favorable to the long-term use of battery and improve discharge capacity.
2. Utilize PMKD, resistance housing and fixed baseplate's connection, realize overall structure's quick installation and dismantlement, the maintenance in the later stage of being convenient for.
3. Utilize damping spring's activity on the support column, realized overall structure's shock attenuation effect, avoided because the loss that really causes inner structure.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of part A of the present invention;
FIG. 3 is a schematic side view of the present invention;
in the figure: 1. the whole of the electric group; 2. a battery module; 3. a heat radiation fan; 4. a liquid return pipe; 5. fixing the bottom plate; 6. connecting blocks; 7. a damping spring; 8. a first fixing plate; 9. a fixed base; 10. a water storage tank; 11. a second fixing plate; 12. a first mounting peg; 13. a soft cotton layer; 14. a liquid outlet pipe; 15. a connector; 16. an electrical pack housing; 17. fixing the bolt; 18. a second mounting peg; 19. a support pillar; 20. a condenser tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a new energy automobile battery for improving electric contact between active substances and a current collector comprises an electric assembly whole 1, a battery module 2, a fixed bottom plate 5 and a fixed base 9, wherein the surface of the electric assembly whole 1 is provided with an electric assembly shell 16, the battery module 2 is arranged at the middle position inside the electric assembly shell 16, one side of the inner wall of the electric assembly shell 16 is provided with a condensation pipe 20, the condensation pipe 20 is positioned at one side of the battery module 2, one end of the condensation pipe 20 is provided with a liquid outlet pipe 14, one side of the surface of the electric assembly shell 16 is provided with a cooling fan 3, the cooling fan 3 is positioned at the opposite surface of the condensation pipe 20 and is symmetrically distributed relative to the battery module 2, two sides of the upper end of the cooling fan 3 are respectively provided with a liquid inlet and a liquid outlet, one end of the liquid inlet is fixedly connected with one end of the condensation pipe 20 through a liquid pipe, one end of, the upper end of the surface of the fixed bottom plate 5 is fixedly connected with the bottom of the battery module 2 through a fixing bolt 17, the two sides of the lower end of the fixed bottom plate 5 are respectively provided with a second mounting bolt 18, the middle position of the lower end of the fixed bottom plate 5 is provided with a first mounting bolt 12, the first mounting bolts 12 and the second mounting bolts 18 are distributed on the surface of the fixed bottom plate 5 at equal intervals, and first installation bolt 12 is located the inboard of second installation bolt 18, unable adjustment base 9 is installed to the lower extreme of the whole 1 of electricity group, unable adjustment base 9 and PMKD 5 fixed connection, support column 19 is installed to the upper end on unable adjustment base 9 surface, support column 19 is the symmetric distribution with first installation bolt 12 and second installation bolt 18, the upper end and first installation bolt 12 and the second installation bolt 18 fixed connection of support column 19, the inside of unable adjustment base 9 is provided with storage water tank 10, the both ends of storage water tank 10 are respectively in drain pipe 14 and liquid return pipe 4 fixed connection.
In order to facilitate the better electric connection of the whole electric group 1 and the new energy automobile, in this embodiment, preferably, the upper end on the surface of the electric group shell 16 is provided with two connectors 15, and the two connectors 15 are symmetrically distributed.
In order to facilitate better and rapid heat dissipation of the battery module 2, in the embodiment, it is preferable that the heat dissipation fan 3 is located at one side of the battery module 2 and at a middle position of the surface of the pack case 16.
In order to enable the electrical group shell 16 to be fixedly connected with the fixed bottom plate 5 better and to be convenient to detach at the same time, preferably, mounting holes are formed in both sides of the bottom of the electrical group shell 16, and the inside of the second mounting bolt 18 is fixedly connected with the mounting holes through a fixing bolt 17.
In order to better protect the battery module 2 from shock, in the present embodiment, it is preferable that a soft cotton layer 13 is disposed at a middle position of an upper end of the fixing base plate 5, and one side of the soft cotton layer 13 is fixedly connected to the battery module 2.
In order to better connect and disconnect the heat dissipation fan 3 and the condensation pipe 20 with and from the water storage tank 10, in the present embodiment, it is preferable that one end of the liquid return pipe 4 and one end of the liquid outlet pipe 14 both penetrate through the fixing bottom plate 5.
In order to make the liquid return pipe 4 and the liquid outlet pipe 14 be installed better with the water storage tank 10, in this embodiment, preferably, both ends of the water storage tank 10 are provided with liquid pipes, one end of each liquid pipe passes through the surface of the fixing base 9, and the connecting block 6 is installed at one end of each liquid pipe, and one end of the connecting block 6 is respectively fixedly connected with the liquid return pipe 4 and the liquid outlet pipe 14.
In order to obtain a better damping effect on the whole electric group 1 and avoid damage of vibration, preferably, the lower ends of the supporting columns 19 are respectively provided with a first fixing plate 8 and a second fixing plate 11, the bottom of the first fixing plate 8 is fixedly connected with the fixing base 9, and damping springs 7 are arranged in the middle positions of opposite surfaces of the first fixing plate 8 and the second fixing plate 11.
The working principle and the using process of the invention are as follows: the invention fixedly installs a fixed bottom plate 5 and an electric group shell 16 through a fixed bolt 17, a support column 19 at the upper end of a fixed base 9 is respectively and fixedly connected with a first installation bolt 12 and a second installation bolt 18 at the lower end of the fixed bottom plate 5, a water storage tank 10 in the fixed base 9 is respectively and fixedly connected with a liquid outlet pipe 14 and a liquid return pipe 4 through a liquid pipe and a connecting block 6, so that the fixed base 9 is fixedly connected with the electric group whole 1, the quick installation and disassembly of the whole structure are realized, the later maintenance is convenient, a cooling fan 3 drives condensed water in the water storage tank 10 to enter the interior of a condensing pipe 20 from the liquid outlet pipe 14, the temperature of a battery module 2 is reduced, the condensed water with heat is cooled by the cooling fan 3 and then returns to the interior of the water storage tank 10 through the liquid return pipe 4, the temperature of the battery module 2 is greatly, the discharge capacity is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an improve new energy automobile battery of electric contact between active material and the current collector, includes whole (1) of electric group, battery module (2), PMKD (5) and unable adjustment base (9), its characterized in that: the surface of the whole electric group (1) is provided with an electric group shell (16), a battery module (2) is installed at the middle position inside the electric group shell (16), a condenser pipe (20) is installed at one side of the inner wall of the electric group shell (16), the condenser pipe (20) is located at one side of the battery module (2), a liquid outlet pipe (14) is installed at one end of the condenser pipe (20), a cooling fan (3) is installed at one side of the surface of the electric group shell (16), the cooling fan (3) is located at the opposite surface of the condenser pipe (20) and is symmetrically distributed relative to the battery module (2), a liquid inlet and a liquid outlet are respectively arranged at two sides of the upper end of the cooling fan (3), one end of the liquid inlet is fixedly connected with one end of the condenser pipe (20) through a liquid pipe, and a liquid return pipe (4) is installed at one end of the liquid, the bottom of the whole electric group (1) is provided with a fixed bottom plate (5), the upper end of the surface of the fixed bottom plate (5) is fixedly connected with the bottom of the battery module (2) through a fixed bolt (17), the two sides of the lower end of the fixed bottom plate (5) are respectively provided with a second mounting bolt (18), a first mounting bolt (12) is mounted in the middle position of the lower end of the fixed bottom plate (5), the first mounting bolt (12) and the second mounting bolt (18) are distributed on the surface of the fixed bottom plate (5) at equal intervals, the first mounting bolt (12) is positioned on the inner side of the second mounting bolt (18), a fixed base (9) is mounted at the lower end of the whole electric group (1), the fixed base (9) is fixedly connected with the fixed bottom plate (5), and a support column (19) is mounted at the upper end of the surface of the fixed base (9), support column (19) with first installation bolt (12) with second installation bolt (18) are the symmetric distribution, the upper end of support column (19) with first installation bolt (12) with second installation bolt (18) fixed connection, the inside of unable adjustment base (9) is provided with storage water tank (10), the both ends of storage water tank (10) respectively in drain pipe (14) with return liquid pipe (4) fixed connection.
2. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: the upper end on electrical unit casing (16) surface is provided with two connectors (15), two connectors (15) are the symmetric distribution.
3. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: the heat dissipation fan (3) is positioned on one side of the battery module (2) and is positioned in the middle of the surface of the electric set shell (16).
4. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: mounting holes are formed in two sides of the bottom of the electrical group shell (16), and the inside of the second mounting bolt (18) is fixedly connected with the mounting holes through the fixing bolt (17).
5. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: a soft cotton layer (13) is arranged in the middle of the upper end of the fixed bottom plate (5), and one side of the soft cotton layer (13) is fixedly connected with the battery module (2).
6. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: one end of the liquid return pipe (4) and one end of the liquid outlet pipe (14) both penetrate through the fixed bottom plate (5).
7. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claims 1 and 6, wherein: the both ends of storage water tank (10) all are provided with the liquid pipe, the one end of liquid pipe is passed the surface of unable adjustment base (9), and two connecting block (6) are installed to the one end of liquid pipe, the one end of connecting block (6) respectively in return liquid pipe (4) with drain pipe (14) fixed connection.
8. The new energy automobile battery for improving electrical contact between an active material and a current collector according to claim 1, wherein: the lower extreme of support column (19) is provided with first fixed plate (8) and second fixed plate (11) respectively, the bottom of first fixed plate (8) with unable adjustment base (9) fixed connection, first fixed plate (8) with damping spring (7) are installed to the intermediate position department of second fixed plate (11) opposite face.
CN202010064155.7A 2020-01-20 2020-01-20 New energy automobile battery for improving electric contact between active substance and current collector Withdrawn CN111092184A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010064155.7A CN111092184A (en) 2020-01-20 2020-01-20 New energy automobile battery for improving electric contact between active substance and current collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010064155.7A CN111092184A (en) 2020-01-20 2020-01-20 New energy automobile battery for improving electric contact between active substance and current collector

Publications (1)

Publication Number Publication Date
CN111092184A true CN111092184A (en) 2020-05-01

Family

ID=70399584

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010064155.7A Withdrawn CN111092184A (en) 2020-01-20 2020-01-20 New energy automobile battery for improving electric contact between active substance and current collector

Country Status (1)

Country Link
CN (1) CN111092184A (en)

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