CN106025141A - Battery pack and electric vehicle - Google Patents

Battery pack and electric vehicle Download PDF

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Publication number
CN106025141A
CN106025141A CN201610626860.5A CN201610626860A CN106025141A CN 106025141 A CN106025141 A CN 106025141A CN 201610626860 A CN201610626860 A CN 201610626860A CN 106025141 A CN106025141 A CN 106025141A
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CN
China
Prior art keywords
shell
box body
battery core
conducting terminal
battery
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
CN201610626860.5A
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Chinese (zh)
Inventor
张上富
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.)
Contemporary Amperex Technology Co Ltd
Original Assignee
Contemporary Amperex Technology Co Ltd
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Publication date
Application filed by Contemporary Amperex Technology Co Ltd filed Critical Contemporary Amperex Technology Co Ltd
Priority to CN201610626860.5A priority Critical patent/CN106025141A/en
Publication of CN106025141A publication Critical patent/CN106025141A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy 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 application relates to a battery pack and an electric vehicle. The battery pack comprises a core module, a functional module and a connecting component, wherein the core module comprises a first shell and a core unit, the core unit is packaged in the first shell, a first conductive terminal is led out from the core unit and can be touched from the outside of the first shell, the functional module comprises a second shell and a functional unit, the functional unit is packaged in the second shell, a second conductive terminal is arranged on the functional unit and can be touched from the outside of the second shell, the first shell and the second shell are detachably connected through the connecting component, when the first shell and the second shell are connected, the first conductive terminal and the second conductive terminal can be connected, and when the first shell and the second shell are separated, the first conductive terminal and the second conductive terminal can be separated. This technical scheme has realized the local dismouting of electric core module, and the dismouting is more convenient. The application also relates to an electric vehicle with the battery pack.

Description

Battery bag and electric vehicle
Technical field
The application relates to cell art, particularly relates to a kind of battery bag and electric vehicle.
Background technology
Battery bag generally includes Battery case, battery core unit and BMS and controls assembly.Battery core unit is used for providing electric energy;BMS Control assembly to electrically connect with battery core unit, be used for temperature, the electric current of battery core unit, be monitored containing electricity etc. and export/ Input various control signals etc.;Battery case is used as fixing battery core unit and the carrier of BMS control assembly.
In the related, battery core unit and BMS control to form battery bag, electricity in assembly is together encapsulated in Battery case Chi Bao is fixed on car body as an entirety.
But, the structure of above-mentioned battery bag, when the electricity deficiency of battery core unit, if using the battery core list that will be filled with electricity When this mode of battery core unit that unit's replacement electricity is not enough improves the course continuation mileage of electric vehicle and realizes quick charge, this is just Need from car body, disassemble whole battery bag, and can not only battery core unit be carried out the dismounting of local, thus cause Dismounting inconvenience.
Summary of the invention
This application provides a kind of battery bag and electric vehicle, it is possible to achieve the battery core module in battery bag is carried out office The dismounting in portion, it is simple to the quick-replaceable of battery core module.
The first aspect of the application provides a kind of battery bag, including battery core module, functional module and connecting elements, institute Stating battery core module and include the first shell and least one set battery core unit, described battery core unit is encapsulated in described first shell, Lead to the first conducting terminal on described battery core unit, and described first conducting terminal can be from the outside of described first shell It is accessible,
Described functional module includes that second housing and functional unit, described functional unit are encapsulated in second housing, institute State and on functional unit, be provided with the second conducting terminal, and described second conducting terminal can be from the outside quilt of described second housing Touch,
Described first shell and described second housing are removably connected by described connecting elements,
When described first shell and described second housing connect, described first conducting terminal and described second conducting terminal Can be connected,
When described first shell separates with described second housing, described first conducting terminal and described second conducting terminal Can be separated.
Preferably, described first shell existing the first cooperation face, described first conducting terminal can be joined from described first The outside in conjunction face is accessible, and described second housing exists the second cooperation face, and described second conducting terminal can be from described second The outside in cooperation face is accessible,
When described first shell is connected with described second housing, described first coordinates face to coordinate face phase with described second Right.
Preferably, described first conducting terminal is conductive pole, and described conductive pole passes from described first cooperation face, described Two conducting terminals are conductive jack, and described conductive jack coordinates from described second to be showed out,
When described first shell is connected with described second housing, described conductive pole is plugged in described conductive jack.
Preferably, described conductive pole is pyramidal structure, and the shape of the shape of described conductive jack and described conductive pole is mutually Join.
Preferably, described battery core module also includes that elastic component, described elastic component are fixed in described first shell,
When described conductive pole is plugged in described conductive jack, described elastic component can apply court to described battery core unit Elastic force to described conductive jack.
Preferably, described battery core module also includes that sleeve, described sleeve run through described first cooperation face, described first conduction Terminal stretches out described first cooperation face via described sleeve.
Preferably, also including sealing structure, described sealing structure is arranged on described first cooperation face and described second and joins Between conjunction face, and around described first conducting terminal and described second conducting terminal, described in described sealing sealing structure first Gap between cooperation face and described second cooperation face.
Preferably, described battery core module also includes shock-damping structure, leaves between described first shell and described battery core unit Gap, described shock-damping structure is arranged in described gap.
Preferably, described shock-damping structure is shell fragment, and one end of described shell fragment is connected with described battery core unit, and the other end is certainly By holding, the first shell contact described in described free Qu Duanyu.
Preferably, described functional unit includes power supply protection unit and BMS control unit, described power supply protection unit and institute Stating BMS control unit to be connected, described second conducting terminal is arranged on described power supply protection unit.
Preferably, described second housing includes the first box body, the second box body and connects assembly, described power supply protection unit Being encapsulated in described first box body, described BMS control unit is encapsulated in described second box body, and described power supply protection unit sets Being equipped with the first control terminal, described first control terminal stretches out in described first box body, and described BMS control unit is provided with Second control terminal, described second control terminal stretches out in described second box body,
Described first box body is removably connected by the described assembly that is connected with described second box body,
When described first box body is connected with described second box body, described first control terminal and described second control terminal Can be connected,
When described first box body separates with described second box body, described first control terminal and described second control terminal Can be separated.
Preferably, described second housing also includes that slide assemblies, described slide assemblies include chute and slide block, described chute Being arranged in the one in described first box body and described both second box bodys, described slide block is arranged on the another one in the two On, described chute cooperates with described slide block, the bearing of trend of described chute and described first box body and described second box The detaching direction of body is perpendicular,
The detaching direction of described first control terminal and described second control terminal is parallel to the extension side of described chute To, and can be connected with each other with the sliding process of described chute with described slide block or separate.
Preferably, described connection assembly includes link slot, connects sheet and connector, and described link slot is arranged on described the The side of the one in one box body and described both second box bodys, described connection sheet is arranged in the another one in the two, described Link slot can be connected with each other or separate with the sliding process of described chute with described slide block with described connection sheet, and described company Contact pin is fixed by described connector with described link slot.
The second aspect of the application provides a kind of electric vehicle, and including battery bag, described battery bag is any of the above-described item Described battery bag.
The technical scheme that the application provides can reach following beneficial effect:
When the electricity deficiency of battery core unit, by the demountable structure of the first shell and second housing, both can be divided From, and the first conducting terminal and the second conducting terminal are separated, such that it is able to the battery core module of battery core unit will be comprised from electricity Pond is wrapped and is disassembled, it is achieved that the local dismounting of battery core module.
Additionally, in the technical scheme of the application, owing to battery core module is dismountable, therefore, when battery core module electricity Time not enough, by fully charged battery core module by its quick-replaceable, thus the course continuation mileage of electric vehicle can be improved.
Further, owing to the battery core unit in the present embodiment has individually been encapsulated in the first housing, therefore, only first need to be strengthened The structural strength of shell and degree of protection, and to second housing without using identical manufacturer's standard, the most just reduce Manufacturing cost.
Simultaneously as above-mentioned battery is coated and is designed to split-type structural, therefore, when due to the defect of one of them module Cause defective or when reprocessing, directly this module can be replaced and keep in repair, it is not necessary to whole battery bag is replaced and ties up Repair, this also reduces cost.
On the one hand, owing to Battery case integrally-built in prior art to be optimized to the first shell of split-type structural And second housing, therefore, it can be substantially reduced battery component due to the failure risk caused in being arranged on the same space, thus drop Low maintenance is changed and the difficulty of product up-gradation.
On the other hand, owing to this battery core module is demountable as a part independent in battery bag, therefore, it can Design for battery core module is further optimized, such that it is able to the battery core module improved in different automobile types is universal Deng, the most just can reduce the development cost of battery core module.
Present invention also provides a kind of electric vehicle, this electric vehicle includes the battery bag described in any of the above-described scheme, by Having above-mentioned technique effect in battery bag, the vehicle comprising this battery bag also should have identical technique effect.
It should be appreciated that it is only exemplary that above general description and details hereinafter describe, can not be limited this Application.
Accompanying drawing explanation
The schematic diagram of the battery bag that Fig. 1 is provided by the embodiment of the present application;
The isometric exploded view of the battery bag that Fig. 2 is provided by the embodiment of the present application;
The isometric exploded view of the battery core module that Fig. 3 is provided by the embodiment of the present application;
The battery core unit that Fig. 4 is provided by the embodiment of the present application is encapsulated in the schematic diagram in the first shell;
Battery core unit that Fig. 5 is provided by the embodiment of the present application and the sectional view of the first housing matching part;
Fig. 6 is the zoomed-in view of aminoacyl site in Fig. 5.
Reference:
1-battery bag;
10-battery core module;
101-the first shell;
1011-first coordinates face;
1012-the first flange connector;
102-battery core unit;
1021-the first conducting terminal;
103-sleeve;
104-elastic component;
105-shock-damping structure;
106-sealing ring;
20-functional module;
201-second housing;
2011-the first box body;
20111-second coordinates face;
2012-the second box body;
2013-connects assembly;
2013a-connects sheet;
2013b-link slot;
2013c-connector;
2014-slide assemblies;
2014a-slide block;
2014b-chute;
2015-the second flange connector;
30-connecting elements;
40-seals structure;
50-slide connecting part;
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the application Example, and for explaining the principle of the application together with description.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing the application is described in further detail.
As shown in figures 1 to 6, the embodiment of the present application provides a kind of battery bag 1, including battery core module 10, functional module 20 with And connecting elements 30.Battery core module 10 is used for storing electric energy and provides electric energy, battery core module 10 to include for electric vehicle etc. One shell 101 and battery core unit 102, battery core unit 102 is encapsulated in the first shell 101.Functional module 20 includes outside second Shell 201 and functional unit (not shown in accompanying drawing), functional unit is encapsulated in second housing 201.
First shell 101 and second housing 201 are removably connected by connecting elements 30, and connecting elements 30 can be card Hoop, and by end suit adjacent with second housing 201 for the first shell 101, clip will be set in together along the circumference of two shells Both ends banding.Connecting elements 30 can also is that the engaging knot being separately positioned on the first shell 101 and second housing 201 Structure, two shells connect fastening by snap-in structure.Certainly, connecting elements 30 also has other numerous embodiments, if this connection Component 30 meets the first shell 101 and second housing 201 removably connects.
In the present embodiment, connecting elements 30 is preferably arranged to fixing bolt, and correspondingly arranges on the first shell 101 First flange connector 1012, arranges the second flange connector 2015 on second housing 201, and fixing bolt is through the first flange connector 1012 and second flange connector 2015, thus the first shell 101 and second housing 201 are fixed.In this embodiment, connecting elements The simple in construction of 30, stable connection, reliable.
Leading to the first conducting terminal 1021 on battery core unit 102, the first conducting terminal 1021 can be from the first shell 101 Outside be accessible.Being provided with the second conducting terminal on functional unit, the second conducting terminal can be from the outside of second housing 201 Touch.And when the first shell 101 and second housing 201 connect, the first conducting terminal 1021 and the second conducting terminal connect, When the first shell 101 and second housing 201 separate, the first conducting terminal 1021 separates with the second conducting terminal.
Further, in the present embodiment, preferably the first conducting terminal 1021 is set to conductive pole, the second conducting terminal is set It is set to conductive jack, when the first shell 101 and second housing 201 connect, and conductive pole is plugged in conductive jack.Otherwise, when One shell 101 and second housing 201 separate, and conductive pole is extracted from conductive jack.The program facilitates the first conducting terminal 1021 and second conducting terminal connection and dismounting, dismounting efficiency improve.It will be understood by those skilled in the art, however, that first The attachment structure of conducting terminal 1021 and the second conducting terminal is not limited to the situation shown by the present embodiment, such as can also be by One conducting terminal 1021 and the second conducting terminal are arranged to male and female banjo.
Further, conductive pole can also be arranged to pyramidal structure, and the shape of the shape of conductive jack and conductive pole Match.It is arranged such the plug that can be easy to conductive pole, reduces plug-in mounting resistance and reduce plug-in mounting difficulty.
When the electricity deficiency of battery core unit, the demountable structure that can pass through the first shell 101 and second housing 201 will Both separate, and the first conducting terminal 1021 are separated, such that it is able to battery core unit 102 will be comprised with the second conducting terminal Battery core module 10 disassembles from battery bag 1, it is achieved the local dismounting of battery core module 10.
Additionally, in the technical scheme of the application, owing to battery core module 10 is dismountable, therefore, when battery core module 10 During electricity deficiency, by fully charged battery core module 10 by its quick-replaceable, thus the course continuation mileage of electric vehicle can be improved.
Further, owing to the battery core unit 102 in the present embodiment has individually been encapsulated in the first housing 101, therefore, only need to add The structural strength of strong first shell 101 and IP degree of protection, and to second housing 201 without using identical manufacture mark Standard, so lessens manufacturing cost.
Simultaneously as above-mentioned battery bag 1 is designed to split-type structural, therefore, when lacking due to one of them module Fall into and cause defective or when reprocessing, directly this module can be replaced and keep in repair, it is not necessary to whole battery bag 1 is replaced with Maintenance, this also reduces cost.
On the one hand, owing to Battery case integrally-built in prior art to be optimized to the first shell of split-type structural 101 and second housing 201, therefore, it can be substantially reduced battery component due to the failure risk caused in being arranged on the same space, Thus reduce maintenance and change and the difficulty of product up-gradation.
On the other hand, owing to this battery core module 10 is demountable as a part independent in battery bag 1, therefore, Further can be optimized for the design of battery core module 10, such that it is able to the battery core module 10 improved in different automobile types Universal etc., the most just can reduce the development cost of battery core module 10.
As in figure 2 it is shown, functional unit includes power supply protection unit and BMS control unit, second housing 201 includes the first box Body the 2011, second box body 2012.Power supply protection unit is encapsulated in the first box body 2011, and BMS control unit is encapsulated in the second box In body 2012.Having the first cooperation face 1011 on first shell 101, second housing 201 has the second cooperation face 20111, more really Cutting, the second cooperation face 20111 is arranged on the first box body 2011.When the first shell 101 and second housing 201 connect, the One cooperation face 1011 forms relative position relationship with the second cooperation face 20111, and conductive pole is passed from the first cooperation face 1011, Conductive jack exposes the second cooperation face 20111, and conductive pole can directly be inserted in conductive jack.The program shortens first and leads Electric terminal 1021 and the length of the second conducting terminal so that both connections are convenient, compact.
Battery bag 1 also includes sealing structure 40, seals structure 40 and is arranged on the first cooperation face 1011 and the second cooperation face Between 2011, and around the first conducting terminal 1021 and the second conducting terminal, seal structure 40 and seal the first cooperation face 1011 and second coordinate the gap between face 20111.The sealing structure 40 being arranged such can reduce invading in outside air Erosion thing, to the first conducting terminal 1021 and corrosion of the second conducting terminal, improves the reliability that both connect.Seal structure also Labyrinth seal can be used.In the present embodiment, sealing the preferred sealing ring of structure 40, it seals simple in construction, it is achieved convenient.
As it is shown on figure 3, battery core module 10 also includes that sleeve 103, sleeve 103 run through the first cooperation face 1011, and conduct electricity Post stretches out the first cooperation face 1011 via sleeve 103.Conductive pole has been arrived location and the effect of guiding by arranging of sleeve 103, protects Demonstrate,prove conductive pole pass through the first cooperation face 1011 and be accurately positioned.Sleeve 103 can be used for preferred insulative material Realize the insulation between conductive pole and the first shell 101.
In order to ensure that conductive pole is electrically connected with reliably with conductive jack, battery core module 10 also includes elastic component 104.Such as figure Shown in 3, elastic component 104 is fixed in the first shell 101, and when conductive pole is plugged in conductive jack, elastic component 104 is to battery core list Unit 102 applies with elastic force, and this elastic force is towards guiding jack.Elastic component 104 can be extension spring, shell fragment etc., and elastic component 101 is Position on one shell 101 can also select according to the concrete structure of elastic component 104.In the present embodiment, elastic component 104 Being set to stage clip, stage clip is arranged on the first shell 101, and coordinates face 1011 relative with first.This scheme arranges simple, side Just.
As seen in figures 3-5, battery core module 10 also includes that shock-damping structure 105, shock-damping structure 105 are used for buffering battery core unit 102 and first vibrations between shell 101 and impact.Specifically, between the first shell 101 and battery core unit 102, leave gap, Shock-damping structure 105 is arranged in this gap.
Shock-damping structure 105 can be configured with rubber bodies or the spring of elasticity.In the embodiment shown in fig. 3, subtract Shake structure 105 be preferably arranged to shell fragment, one end of shell fragment is connected with battery core unit 102, and the other end is free end, this free end and The contact internal walls of the first shell 101.When battery core unit 102 and the first shell 101 collide or impact, there is elasticity in shell fragment Deformation is to absorb vibrations and impact.Additionally, due to the setting of shock-damping structure 105, need at the first shell 101 and battery core unit Leaving gap between 102, this gap may act as gap of dispelling the heat, and the heat that battery core unit 102 produces exports to the first shell 101 Outward.
Further, the sidewall that battery core unit 102 is adjacent with the first shell 101 is provided with shell fragment, so that battery core Damping effect between unit 102 and the first shell 101 is strengthened further.
In order to strengthen radiating effect, it is also possible to set up other radiator structure.Such as air-cooled structure, water-cooling structure and employing Composite cooling etc., so that the stability run when battery core module 10 works.Above-mentioned radiator structure can be with individualism, also The inside of battery bag 1 can be arranged on.
As it is shown on figure 3, battery core module 10 includes organizing battery core unit 102 more.Correspondingly, the space quilt in the first shell 101 Being separated into and each battery core unit 102 subspace one to one, battery core unit 102 is contained in subspace corresponding thereto. But, the quantity of battery core unit 102 is not limited to the situation shown in Fig. 3, according to the demand of different power consumptions, battery core module Greater or lesser number of battery core unit 102 can also be included in 10.
According to an embodiment, the first conducting terminals 1021 on many group battery core unit 102 can also by series connection or also The form of connection, connects respectively by positive terminal and the negative terminal of multiple first conducting terminals 1021, and respectively from battery core module Draw on 10.So, from the external observation of battery core module 10, only two the first conducting terminals 1021 in this battery core module 10, One of them is positive terminal, and another is negative terminal.In like manner, the second conducting terminal on functional unit can also carry out phase The setting answered.
In order to be encapsulated in by battery core unit 102 in first shell 101, the first shell 101 includes housing and two, lid Point, housing and lid connect the space forming packaging electric core unit 102.In order to reduce the aggressivity thing in air to battery core unit The damage of 102, battery core module 10 also includes sealing ring 106.Sealing ring 106 is arranged between housing and lid, and around battery core Unit 102, the gap between sealing ring 106 seal casinghousing and lid.
Functional unit includes power supply protection unit and BMS control unit, and BMS control unit is for the temperature to battery core module 10 Degree, electric current and be monitored containing electricity etc., and the input/output of monitoring signal.Power supply protection unit includes electric fuse, continues The devices such as electrical equipment, the power supply circuits for battery core module 10 are protected.After being arranged such so that the safety of battery bag 1 and can It is improved by property.
Second housing 201 includes first box body the 2011, second box body 2012 and connects assembly 2013.Power supply protection unit Being encapsulated in the first box body 2011, BMS control unit is encapsulated in the second box body 2012.First box body 2011 and the second box body 2012 removably connect by connecting assembly 2013.
Being provided with the first control terminal on power supply protection unit, the first control terminal stretches out in the first box body 2011, BMS Being provided with the second control terminal in control unit, the second control terminal stretches out in the second box body 2012, when the first box body 2011 Second box body 2012 connects, and first controls end the second control terminal can be connected, when the first box body 2011 and the second box body 2012 During separation, the first control terminal and the second control terminal can be separated.
Power supply protection unit and BMS control unit are formed as single module, and realize the predetermined function of respective module, Reduce failure risk, reduce maintenance and replacement cost simultaneously.
Second housing 201 also includes that slide assemblies 2014, slide assemblies 2014 include slide block 2014a and chute 2014b, sliding Block 2014a is arranged on the first box body 2011, and chute 2014b is arranged on the second box body 2012, slide block 2014a and chute 2014b cooperates, and the bearing of trend of chute 2014b and the detaching direction of the first box body 2011 and the second box body 2012 hang down mutually Directly.The detaching direction of the first control terminal and the second control terminal is parallel to the bearing of trend of chute 2014b, and can be with cunning The sliding process of block 2014a and chute 2014b is connected with each other or separates.The setting of slide assemblies 2014 makes the first box body 2011 And second box body 2012 connect assembly 2013 fastening before, it is possible to keep interconnective state, without being disengaged from.Even Connected components 2013 is referred to the structure of connecting elements 30 and arranges, and this is not construed as limiting by the application.In the present embodiment, connection group Part 2013 preferably includes link slot 2013b, connects sheet 2013a and connector 2013c, and link slot 2013b is arranged on the first box The side of body 2011, connect sheet 2013a arrange on the second box body 2012, link slot 2013b be connected sheet 2013a can be with slide block The sliding process of 2014a and chute 2014b is connected with each other or separates, and connects sheet 2013a and link slot 2013b by being connected Part 2013c fixes.The program facilitates link slot 2013b and connects the operating process that sheet 2013a connects and separates, and reduces peace The working strength of dress personnel.
Present invention also provides a kind of electric vehicle, this electric vehicle includes the battery bag 1 described in any of the above-described scheme, by Having above-mentioned technique effect in battery bag 1, the electric vehicle comprising this battery bag 1 also should have identical technique effect.
Slide connecting part 50 is also included on the battery bag 1 that the application provides.More properly, slide connecting part 50 is separately positioned on outside first On shell 101 and the second box body 2012.Slide connecting part 50 slips with the car body of electric vehicle.Fixing spiral shell when dismounting battery bag with car body After bolt, by slide connecting part 50, battery bag can be pulled out along the bearing of trend of slide connecting part 50, it is achieved the office of battery core module in battery bag Portion dismantles, convenient operation.
In the present embodiment, slide connecting part 50 is set to chute, and car body can arrange the slide core matched with chute.Chute Shape can be with the inverted T-shaped shown in accompanying drawing, it is also possible to select dove-tail form etc..
The foregoing is only the preferred embodiment of the application, be not limited to the application, for the skill of this area For art personnel, the application can have various modifications and variations.All within spirit herein and principle, that is made any repaiies Change, equivalent, improvement etc., within should be included in the protection domain of the application.

Claims (14)

1. a battery bag, it is characterised in that include battery core module, functional module and connecting elements, described battery core module bag Including the first shell and least one set battery core unit, described battery core unit is encapsulated in described first shell, described battery core unit On lead to the first conducting terminal, and described first conducting terminal can be accessible from the outside of described first shell,
Described functional module includes that second housing and functional unit, described functional unit are encapsulated in second housing, described merit The second conducting terminal can be provided with on unit, and described second conducting terminal can be touched from the outside of described second housing And,
Described first shell and described second housing are removably connected by described connecting elements,
When described first shell and described second housing connect, described first conducting terminal and described second conducting terminal can It is connected,
When described first shell separates with described second housing, described first conducting terminal and described second conducting terminal can It is separated.
Battery bag the most according to claim 1, it is characterised in that there is the first cooperation face on described first shell, described First conducting terminal can coordinate the outside in face to be accessible from described first, and described second housing exists the second cooperation face, institute Stating the second conducting terminal can coordinate the outside in face to be accessible from described second,
When described first shell is connected with described second housing, described first coordinates face to coordinate face relative with described second.
Battery bag the most according to claim 2, it is characterised in that described first conducting terminal is conductive pole, described conduction Post passes from described first cooperation face, and described second conducting terminal is conductive jack, and described conductive jack coordinates from described second Show out,
When described first shell is connected with described second housing, described conductive pole is plugged in described conductive jack.
Battery bag the most according to claim 3, it is characterised in that described conductive pole is pyramidal structure, described conductive jack The mating shapes of shape and described conductive pole.
Battery bag the most according to claim 3, it is characterised in that described battery core module also includes elastic component, described elasticity Part is fixed in described first shell,
When described conductive pole is plugged in described conductive jack, described battery core unit can be applied towards institute by described elastic component State the elastic force of conductive jack.
Battery bag the most according to claim 3, it is characterised in that described battery core module also includes that sleeve, described sleeve pass through Wearing described first cooperation face, described first conducting terminal stretches out described first cooperation face via described sleeve.
Battery bag the most according to claim 3, it is characterised in that also including sealing structure, described sealing structure is arranged on Described first coordinates between face and described second cooperation face, and around described first conducting terminal and described second conducting end Son, first coordinates the gap between face and described second cooperation face described in described sealing sealing structure.
Battery bag the most according to claim 1, it is characterised in that described battery core module also includes shock-damping structure, described Leaving gap between one shell and described battery core unit, described shock-damping structure is arranged in described gap.
Battery bag the most according to claim 8, it is characterised in that described shock-damping structure is shell fragment, one end of described shell fragment Being connected with described battery core unit, the other end is free end, the first shell contact described in described free Qu Duanyu.
Battery bag the most according to claim 1, it is characterised in that described functional unit includes power supply protection unit and BMS Control unit, described power supply protection unit is connected with described BMS control unit, and described second conducting terminal is arranged on described power supply On protected location.
11. battery bags according to claim 10, it is characterised in that described second housing includes the first box body, the second box Body and connection assembly, described power supply protection unit is encapsulated in described first box body, and described BMS control unit is encapsulated in described In second box body, described power supply protection unit being provided with the first control terminal, described first control terminal is from described first box Internal stretching out, described BMS control unit is provided with the second control terminal, described second control terminal is in described second box body Stretch out,
Described first box body is removably connected by the described assembly that is connected with described second box body,
When described first box body is connected with described second box body, described first control terminal and described second control terminal can It is connected,
When described first box body separates with described second box body, described first control terminal and described second control terminal can It is separated.
12. battery bags according to claim 11, it is characterised in that described second housing also includes slide assemblies, described Slide assemblies includes that chute and slide block, described chute are arranged on described first box body and the one in described both second box bodys On, described slide block is arranged in the another one in the two, and described chute cooperates with described slide block, the extension side of described chute To perpendicular with the detaching direction of described first box body and described second box body,
The detaching direction of described first control terminal and described second control terminal is parallel to the bearing of trend of described chute, and Can be connected with each other with the sliding process of described chute with described slide block or separate.
13. battery bags according to claim 12, it is characterised in that described connection assembly include link slot, connect sheet with And connector, described link slot is arranged on the side of described first box body and the one in described both second box bodys, described company Contact pin is arranged in the another one in the two, and described link slot can be with the cunning of described chute Yu described slide block with the described sheet that is connected Dynamic process is connected with each other or separates, and described connection sheet is fixed by described connector with described link slot.
14. 1 kinds of electric vehicles, including battery bag, it is characterised in that described battery bag is institute any one of claim 1-13 The battery bag stated.
CN201610626860.5A 2016-08-03 2016-08-03 Battery pack and electric vehicle Pending CN106025141A (en)

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CN108735933A (en) * 2017-04-14 2018-11-02 株式会社Lg化学 drawer type battery pack
WO2019104871A1 (en) * 2017-11-29 2019-06-06 蔚来汽车有限公司 Battery fixing apparatus and vehicle
CN110581244A (en) * 2019-09-18 2019-12-17 英鸿纳米科技股份有限公司 Special high-performance carrier structure for nano super-capacitor battery
CN112510312A (en) * 2020-11-09 2021-03-16 东风汽车集团有限公司 Power battery box of electric vehicle

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CN201191635Y (en) * 2008-02-04 2009-02-04 天瑞企业股份有限公司 Electric bank apparatus
CN202827100U (en) * 2012-09-18 2013-03-27 慈溪市惠业车辆配件工贸有限公司 Dismountable electric vehicle lithium battery box
CN205029365U (en) * 2015-08-25 2016-02-10 观致汽车有限公司 Group battery management system and electronic or hybrid vehicle

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CN201191635Y (en) * 2008-02-04 2009-02-04 天瑞企业股份有限公司 Electric bank apparatus
CN202827100U (en) * 2012-09-18 2013-03-27 慈溪市惠业车辆配件工贸有限公司 Dismountable electric vehicle lithium battery box
CN205029365U (en) * 2015-08-25 2016-02-10 观致汽车有限公司 Group battery management system and electronic or hybrid vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108735933A (en) * 2017-04-14 2018-11-02 株式会社Lg化学 drawer type battery pack
WO2019104871A1 (en) * 2017-11-29 2019-06-06 蔚来汽车有限公司 Battery fixing apparatus and vehicle
CN110581244A (en) * 2019-09-18 2019-12-17 英鸿纳米科技股份有限公司 Special high-performance carrier structure for nano super-capacitor battery
CN112510312A (en) * 2020-11-09 2021-03-16 东风汽车集团有限公司 Power battery box of electric vehicle

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Application publication date: 20161012