CN109546042A - A kind of lithium ion battery for electric vehicle - Google Patents

A kind of lithium ion battery for electric vehicle Download PDF

Info

Publication number
CN109546042A
CN109546042A CN201811432305.4A CN201811432305A CN109546042A CN 109546042 A CN109546042 A CN 109546042A CN 201811432305 A CN201811432305 A CN 201811432305A CN 109546042 A CN109546042 A CN 109546042A
Authority
CN
China
Prior art keywords
external shell
electric vehicle
lithium ion
fixed frame
fixed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811432305.4A
Other languages
Chinese (zh)
Inventor
朱达根
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.)
Changzhou Zhonglou High-Tech Venture Service Center
Original Assignee
Changzhou Zhonglou High-Tech Venture Service Center
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
Application filed by Changzhou Zhonglou High-Tech Venture Service Center filed Critical Changzhou Zhonglou High-Tech Venture Service Center
Priority to CN201811432305.4A priority Critical patent/CN109546042A/en
Publication of CN109546042A publication Critical patent/CN109546042A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • 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
    • H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
    • H01M10/647—Prismatic or flat cells, e.g. pouch cells
    • 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
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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
    • H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/394—Gas-pervious parts or elements
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • H01M50/597—Protection against reversal of polarity
    • 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
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/30—Preventing polarity reversal
    • 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

Landscapes

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

Abstract

The present invention provides a kind of lithium ion batteries for electric vehicle, including external shell and top plate, the middle part of the external shell two sides is fixed with filter screen, the periphery of the external shell two sides is fixedly connected to fixed frame, the inside of the fixed frame and the periphery of external shell two sides are fixed with sealant, thermal insulation board is connected in the card slot of the fixed frame, the inside of the external shell is fixedly installed with battery case.The filter screen that the present invention is equipped with by the two sides of external shell, it can accelerate distributing for external shell internal heat, improve the heat-sinking capability of lithium battery, the fixed frame being equipped with by the two sides of external shell, can connect thermal insulation board, impact when that can completely cut off extraneous temperature in cold winter and hot summer to lithium battery, damage lithium battery, the sealant being equipped on the inside of fixed frame simultaneously, improves the air-tightness of thermal insulation board, prevents outside air from entering the inside of external shell through thermal insulation board.

Description

A kind of lithium ion battery for electric vehicle
Technical field
The present invention relates to a kind of lithium battery, in particular to a kind of lithium ion battery for electric vehicle.
Background technique
Lithium battery service life is short currently on the market, and when lithium battery collides, the anode of lithium battery and cathode are easy hair Raw short circuit, then damages lithium battery, existing lithium battery is since lithium battery interior can generate heat, and heat-sinking capability is not strong, and lithium Battery is influenced by ambient temperature when in use, then shortens the service life of lithium battery, therefore we make improvement to this, It is proposed a kind of lithium ion battery for electric vehicle.
Summary of the invention
The main purpose of the present invention is to provide a kind of lithium ion batteries for electric vehicle, can effectively solve existing lithium Short-circuit and not strong heat-sinking capability problem is easy when battery collides.
To achieve the above object, the technical scheme adopted by the invention is as follows:
External housing tip is arranged in a kind of lithium ion battery for electric vehicle, including external shell and top plate, the top plate Middle part, which is characterized in that the middle part of the external shell two sides is fixed with filter screen, the periphery of the external shell two sides It is fixedly connected to fixed frame, the inside of the fixed frame and the periphery of external shell two sides are fixed with sealant, described Thermal insulation board is connected in the card slot of fixed frame, the inside of the external shell is fixedly installed with battery case, the battery case The positive pole ear and negative lug on top are fixedly connected with one end of positive terminal and negative terminal respectively, and the anode connects The other end of terminal is plugged in the positive terminal post holes that top plate side is equipped with, and the other end of the negative terminal is plugged on top In the negative terminal post holes that the plate other side is equipped with.
On this basis, liquid injection hole and pressure porus excretorius, the liquid injection are respectively equipped in the middle part of the top plate Hole and pressure porus excretorius are connected to the inside of battery case.
On this basis, the side of the pressure porus excretorius is fixed with insulated hole, and the inside fixation of the insulated hole is set There is insulating trip.
On this basis, the external shell and thermal insulation board are that insulation plastics are made.
On this basis, the fixed frame is U-shape.
On this basis, the size of the thermal insulation board is greater than the size of filter screen.
On this basis, the top in the liquid injection hole is equipped with seal closure.
On this basis, the inside of the pressure porus excretorius is fixed with rupture pressure disc.
Compared with prior art, the invention has the following beneficial effects: the filter screen that the two sides by external shell are equipped with, It can accelerate distributing for external shell internal heat, improve the heat-sinking capability of lithium battery；It is equipped with by the two sides of external shell Fixed frame, can be connected together thermal insulation board, when can completely cut off extraneous temperature to lithium in cold winter and hot summer Battery impacts, and damages lithium battery；The sealant being equipped on the inside of fixed frame simultaneously, improves the air-tightness of thermal insulation board, prevents Outside air enters the inside of external shell through thermal insulation board；Battery case top is fixedly connected with top plate, positive terminal and Negative terminal is plugged on respectively in positive terminal post holes and negative terminal post holes that top plate two sides are equipped with, then by positive terminal Column and negative terminal are fixed separately, can prevent the anode of lithium battery and cathode contact from occurring when lithium battery collides short Lithium battery is then damaged on road；The liquid injection hole being equipped in the middle part of top plate and pressure porus excretorius facilitate to lithium battery interior and inject electricity Liquid is solved, while preventing the excessive damage lithium battery of the pressure of lithium battery interior, extends the service life of lithium battery.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention；
Fig. 2 is a kind of structural schematic diagram of sealant of the present invention；
Fig. 3 is a kind of structural schematic diagram of thermal insulation board of the present invention；
Fig. 4 is a kind of structural schematic diagram of side elevational cross-section of the present invention；
Fig. 5 is a kind of structural schematic diagram of main view section of the present invention.
In figure: 1, external shell；2, filter screen；3, fixed frame；4, sealant；5, thermal insulation board；6, battery case；7, positive Binding post；8, negative terminal；9, top plate；10, liquid injection hole；11, pressure porus excretorius；12, insulated hole；13, insulating trip.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figs. 1-5, a kind of lithium ion battery for electric vehicle, including external shell 1 and top plate 9, the setting of top plate 9 exist The middle part on 1 top of external shell, the middle part of 1 two sides of external shell are fixed with filter screen 2, the periphery of 1 two sides of external shell It is fixedly connected to fixed frame 3, the inside of fixed frame 3 and the periphery of 1 two sides of external shell are fixed with sealant 4, fixed Being connected together in the card slot of frame 3 has thermal insulation board 5, and the inside of external shell 1 is fixedly installed with battery case 6,6 top of battery case Positive pole ear and negative lug be fixedly connected respectively with one end of positive terminal 7 and negative terminal 8, positive terminal 7 The other end be plugged in the positive terminal post holes that 9 side of top plate is equipped with, it is another that the other end of negative terminal 8 is plugged on top plate 9 In the negative terminal post holes that side is equipped with, the middle part of top plate 9 is respectively equipped with liquid injection hole 10 and pressure porus excretorius 11, liquid note Perforation 10 and pressure porus excretorius 11 are connected to the inside of battery case 6, and the side of pressure porus excretorius 11 is fixed with insulated hole 12, the inside of insulated hole 12 is fixed with insulating trip 13.
Wherein, external shell 1 and thermal insulation board 5 are that insulation plastics are made, and are guaranteed while reducing 5 cost of thermal insulation board exhausted The ability of heat.
Wherein, fixed frame 3 is U-shape, and thermal insulation board 5 is facilitated to be inserted into from the top of fixed frame 3.
Wherein, the size of thermal insulation board 5 is greater than the size of filter screen 2, prevents outside air from entering external shell by filter screen 2 The inside of body 1 then influences the use of lithium battery.
Wherein, the top in liquid injection hole 10 is equipped with seal closure, prevents the electrolyte of lithium battery interior from leaking.
Wherein, the inside of pressure porus excretorius 11 is fixed with rupture pressure disc, when the internal pressure of lithium battery is excessive, pressure row Letting out the rupture pressure disc being equipped with inside hole 11 can burst automatically, avoid lithium battery from damaging, extend the service life of lithium battery.
It should be noted that the present invention is a kind of lithium ion battery for electric vehicle, when work, lithium battery is installed first To suitable position, normal use is then carried out, since lithium battery itself can generate heat when in use, is made by li battery shell 6 Heat is come out for heat-conducting medium, then is aerated by filter screen 2, accelerates distributing for heat, protect lithium battery not by Damage, while filter screen 2 can cross the dust in air filtering, prevent dust from entering the inside of external shell 1, cause lithium battery short Road extends the service life of lithium battery, since lithium battery is also influenced by ambient temperature when in use, when in cold winter When making lithium battery forever with hot summer, it can be connected together at this time by the fixed frame that the two sides of external shell are fixed with Thermal insulation board 5 completely cuts off the inside that extraneous temperature is passed to external shell 1, then influences the service life of lithium battery, when needing to external shell The inside of body 1 can be radiated when being radiated by extracting thermal insulation board 5 out, extend the service life of lithium battery, lithium battery is long Time has pressure using rear inside, when the pressure of lithium battery interior is excessive, the rupture pressure disc that is equipped with inside pressure porus excretorius 11 It can burst, the pressure of lithium battery interior is released by pressure porus excretorius 11 from the inside of lithium battery, and prevent lithium battery from exploding, When lithium battery collides, external shell 1 buffers impact force when colliding first, then positive terminal 7 and negative terminal Column 8 is plugged on respectively in positive terminal post holes and negative terminal post holes that 9 two sides of top plate are equipped with, then by positive terminal and negative Pole binding post is fixed to be separated, and prevents positive terminal 7 and negative terminal 8 from contacting by top plate 9, showing for short circuit then occurs As electrolyte being injected to the inside of lithium battery by the liquid injection hole 10 that is equipped in the middle part of top plate 9, when not needing injection electrolyte When, the seal closure being equipped with by 10 top of liquid injection hole prevents inside and the contacting external air of lithium battery, insulated hole 12 Inside, which is equipped with insulating trip 13, to prevent lithium battery from causeing short circuit, and improve the stability of lithium battery.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention In scope of protection of the claims.

Claims (8)

1. a kind of lithium ion battery for electric vehicle, including external shell (1) and top plate (9), the top plate (9) is arranged in outside The middle part on shell (1) top, which is characterized in that the middle part of external shell (1) two sides is fixed with filter screen (2), institute The periphery for stating external shell (1) two sides is fixedly connected to fixed frame (3), the inside and external shell (1) of the fixed frame (3) The periphery of two sides is fixed with sealant (4), is connected with thermal insulation board (5), the external shell in the card slot of the fixed frame (3) The inside of body (1) is fixedly installed with battery case (6), positive pole ear and the negative lug difference on battery case (6) top It is fixedly connected with one end of positive terminal (7) and negative terminal (8), the other end of the positive terminal (7) is plugged on In the positive terminal post holes that top plate (9) side is equipped with, the other end of the negative terminal (8) is plugged on top plate (9) other side In the negative terminal post holes being equipped with.
2. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: in the top plate (9) Portion is respectively equipped with liquid injection hole (10) and pressure porus excretorius (11), and the liquid injection hole (10) and pressure porus excretorius (11) are equal It is connected to the inside of battery case (6).
3. a kind of lithium ion battery for electric vehicle according to claim 2, it is characterised in that: the pressure porus excretorius (11) side is fixed with insulated hole (12), and the inside of the insulated hole (12) is fixed with insulating trip (13).
4. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: the external shell (1) It is that insulation plastics are made with thermal insulation board (5).
5. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: the fixed frame (3) is U Shape.
6. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: the thermal insulation board (5) Size is greater than the size of filter screen (2).
7. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: the liquid injection hole (10) top is equipped with seal closure.
8. a kind of lithium ion battery for electric vehicle according to claim 1, it is characterised in that: the pressure porus excretorius (11) inside is fixed with rupture pressure disc.
CN201811432305.4A 2018-11-28 2018-11-28 A kind of lithium ion battery for electric vehicle Pending CN109546042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811432305.4A CN109546042A (en) 2018-11-28 2018-11-28 A kind of lithium ion battery for electric vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811432305.4A CN109546042A (en) 2018-11-28 2018-11-28 A kind of lithium ion battery for electric vehicle

Publications (1)

Publication Number Publication Date
CN109546042A true CN109546042A (en) 2019-03-29

Family

ID=65850849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811432305.4A Pending CN109546042A (en) 2018-11-28 2018-11-28 A kind of lithium ion battery for electric vehicle

Country Status (1)

Country Link
CN (1) CN109546042A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112968242A (en) * 2021-02-02 2021-06-15 江苏海思联新能源科技有限公司 Solid-state lithium battery with wide-temperature charging and discharging structure and manufacturing method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112968242A (en) * 2021-02-02 2021-06-15 江苏海思联新能源科技有限公司 Solid-state lithium battery with wide-temperature charging and discharging structure and manufacturing method thereof
CN112968242B (en) * 2021-02-02 2022-11-01 江苏海思联新能源科技有限公司 Solid-state lithium battery with wide-temperature charging and discharging structure and manufacturing method thereof

Similar Documents

Publication Publication Date Title
JP3173575U (en) Lithium-ion battery module structure
CN113314792B (en) High-capacity lithium battery capable of avoiding puncture short circuit
CN203631651U (en) Current cut-off device and aluminum-shell lithium ion battery with same
CN109546042A (en) A kind of lithium ion battery for electric vehicle
CN204793075U (en) Mobile device low temperature polymer lithium cell
CN103633259A (en) PP plastic housing lithium ion battery
CN215418343U (en) Battery top cap
CN209822728U (en) Electric automobile uses battery pack
CN209709064U (en) A kind of blast protection long life lithium batteries PACK not on fire
CN218849632U (en) Battery cover plate, battery and battery pack
CN206976448U (en) A kind of New-energy electric vehicle lithium battery
CN216436067U (en) Lithium battery with anti-expansion explosion structure
CN213425141U (en) Lithium battery with battery core capable of preventing overcharge
CN205790875U (en) A kind of charging electric motor vehicles rifle vacant seat
CN204905357U (en) A novel high -power lithium battery for solar car
CN205790160U (en) A kind of open circuit protection lithium battery pole ear
CN204966613U (en) Electric automobile's group battery case
CN210805840U (en) Battery module with thermal runaway prevention function
CN209730087U (en) A kind of thermal management device of battery and electric vehicle
CN209249508U (en) A kind of intelligent automatic-control type highly secure lithium ion battery
CN208423022U (en) A kind of lithium battery kit
CN103199297A (en) Pressure release type safe lithium battery
CN205790874U (en) A kind of charging electric motor vehicles socket cover
CN208665005U (en) A kind of storage battery of the new-energy automobile with defencive function
CN206388755U (en) Vehicular dynamic battery and tricycle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190329

WD01 Invention patent application deemed withdrawn after publication