CN206148522U - Group battery utmost point ear cooling structure , group battery and have vehicle of this group battery - Google Patents
Group battery utmost point ear cooling structure , group battery and have vehicle of this group battery Download PDFInfo
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- CN206148522U CN206148522U CN201621057743.3U CN201621057743U CN206148522U CN 206148522 U CN206148522 U CN 206148522U CN 201621057743 U CN201621057743 U CN 201621057743U CN 206148522 U CN206148522 U CN 206148522U
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- cells
- lug
- support arm
- heat
- conducting
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M10/6554—Rods or plates
-
- 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
Group battery utmost point ear cooling structure, group battery and have vehicle of this group battery. The group battery utmost point ear cooling structure include: utmost point ear connecting piece, it has first support arm, second support arm and third support arm, and first support arm and second support arm be the utmost point ear of two adjacent electric cores of electrical connection battery group respectively, the thermal insulation piece, it includes: the heat conduction parts, it has the roughly cross section of rectangle to first side surface, second side surface, top surface and basal surface have, with insulating parts, its periphery department at the heat conduction parts surrounds the heat conduction parts for expose at least in part on at least first side surface, second side surface and the top surface of heat conduction parts, with the liquid cooling board, its lower surface directly or indirectly forms conductive contact with the top surface of heat conduction parts to the coolant liquid can flow past the liquid cooling board, so that cooling heat conduction parts, wherein first side surface and the second side surface of heat conduction parts form the face contact with the internal surface of the first support arm of utmost point ear connecting piece and the internal surface of second support arm respectively.
Description
Technical field
This utility model be related to set of cells lug cooling structure, the set of cells with the set of cells lug cooling structure with
And the vehicle with set of cells described at least one.
Background technology
In the world today, vehicle has become people's work and the requisite vehicles of living, and is accompanied by stone
The in short supply of oily resource, the raising of environmental requirement and the development of technology, by whole or in part using electric energy driving traveling
Vehicle it is more and more universal.
At present, in New-energy electric vehicle field, the power battery pack system type of cooling mainly has natural cooling, air-cooled
Three kinds of radiating modes cold with liquid, wherein the cold radiating for being typically divided into every battery core monomer surface of liquid and be based on module bottom surface or its
The radiating on its surface, for every battery core monomer surface liquid-cooling heat radiation, radiating effect is best, but high cost, space profit
It is poor with rate, and poor reliability.Based on the radiating on module bottom surface or an other surface, easily realize and low cost, and
And space availability ratio is higher, but radiating effect is relatively poor.Improvement be accordingly, there exist based on module bottom surface or an other table
The structure of the system radiated by face is improving the demand of its radiating effect.
Utility model content
A purpose of the present utility model is to provide a kind of improved set of cells lug liquid cooling structure.It is of the present utility model another
One purpose provides a kind of set of cells with according to set of cells lug cooling structure of the present utility model and has the battery
The vehicle of group.
According to it is of the present utility model in a first aspect, this utility model provide a kind of set of cells lug cooling structure, it is described
Set of cells lug cooling structure includes：
Lug connector, the lug connector have extend generally parallel to each other first support arm, second support arm with
And connect the first support arm and second support arm and be approximately perpendicular to the 3rd of the first support arm and second support arm extension
Arm, the first support arm and the second support arm are electrically connected the lug of adjacent two battery core of set of cells；
Insulating heat-conductive block, the insulating heat-conductive block include：
Conducting-heat elements, the conducting-heat elements have a substantially rectangular cross section, and have and extend generally parallel to each other
The first side surface, the second side surface and connect first side surface and the second side surface and be approximately perpendicular to described first
Top surface and basal surface that side surface and the second side surface extend；With
Insulating element, the insulating element surround the conducting-heat elements at the periphery of the conducting-heat elements so that described
At least described first side surface of conducting-heat elements, the second side surface and top surface expose at least in part；With
Liquid cooling plate, the lower surface of the liquid cooling plate are directly or indirectly formed with the top surface of the conducting-heat elements and are led
Thermo-contact, and coolant can flow through the liquid cooling plate, to cool down the conducting-heat elements；Wherein
First side surface and the second side surface of the conducting-heat elements respectively with the first support arm of the lug connector
The inner surface of inner surface and the second support arm forms face contact.
According to set of cells lug cooling joint of the present utility model, by the conducting-heat elements of insulating heat-conductive block by lug and pole
Heat derives produced by the connecting portion of ear connector are to liquid cooling plate, and finally taken away by the coolant for flowing through liquid cooling plate.Also,
At least first side surface and the second side surface of conducting-heat elements keep face to connect with the first support arm of lug connector and second support arm
Touch, thus ensure that the area of dissipation of abundance.
According in first aspect of the present utility model, the basal surface of the conducting-heat elements also reveals at least in part
Go out, and form face with the upper surface of the 3rd support arm of the lug connector to contact.Thus, except the of conducting-heat elements
Beyond one side surface and the second side surface, the basal surface of conducting-heat elements also forms thermal conductive surface with lug connector and contacts, so as to enter
One step increases area of dissipation.
According in first aspect of the present utility model, the first side surface of the conducting-heat elements and the lug connector
First support arm inner surface between be coated with heat-conducting glue, and/or, the second side surface and the pole of the conducting-heat elements
The inner surface of the second support arm of ear connector is coated with heat-conducting glue.Similarly, the basal surface of the conducting-heat elements and
Heat-conducting glue is coated between the upper surface of the 3rd support arm of the lug connector.Thus formed at each heating surface
Good thermal conductive surface contact, further improves radiating efficiency.
According in first aspect of the present utility model, the top of the lower surface of the liquid cooling plate and the conducting-heat elements
Surface forms thermal conductive contact indirectly by insulating heat-conductive pad.
According in first aspect of the present utility model, the conducting-heat elements are made up of aluminium alloy.
According in first aspect of the present utility model, the conducting-heat elements are hollow parts.
According in first aspect of the present utility model, the insulating element is made up of plastic material, and is directly noted
It is molded on the periphery of the conducting-heat elements.
According in first aspect of the present utility model, the first support arm of the lug connector and described second
Arm is connected by welding to the lug of battery core.
According in first aspect of the present utility model, the first support arm of the lug connector and described second
Arm is connected to the lug of battery core by ultrasonic bonding, electric resistance welding or laser welding.
According in first aspect of the present utility model, the flow for flowing through the coolant of the liquid cooling plate is to change
's.
According to second aspect of the present utility model, this utility model provides a kind of set of cells, the set of cells include to
Few two battery cores and above-mentioned set of cells lug cooling structure；Wherein, the set of cells lug cooling structure be arranged on it is described at least
At least one of the anode ear and negative electrode lug of two battery cores place.
According in second aspect of the present utility model, the set of cells is also included positioned at two ends of set of cells
End battery core backplate and between the end battery core backplate at least one middle battery core backplate, wherein, in the middle of each
Battery core backplate is arranged between adjacent two battery core.
According in second aspect of the present utility model, the set of cells also includes insulating heat-conductive limited block, the insulation
Heat conduction limited block can be arranged in the end battery core backplate and/or the middle battery core backplate, for entering to the lug
Row positioning.
According in second aspect of the present utility model, the end battery core backplate has for accommodating the insulating heat-conductive
The groove of limited block.
According in second aspect of the present utility model, at least one side surface of the groove of the end battery core backplate has
There are guide protrusion or guiding groove, and the end of the insulating heat-conductive limited block has guiding groove or guide protrusion, will be described
When insulating heat-conductive block is inserted in the groove, guide protrusion and the insulating heat-conductive of at least one side surface of the groove
The guiding groove of the end of limited block is engaged, or the guiding groove of at least one side surface of the groove and the insulating heat-conductive
The guide protrusion of the end of limited block is engaged.
According in second aspect of the present utility model, the basal surface of the groove of the end battery core backplate has opening,
For receiving the registration arm of the insulating heat-conductive limited block.
According in second aspect of the present utility model, the middle battery core backplate has for accommodating the set of cells
The groove of insulating heat-conductive limited block or the insulating heat-conductive block, wherein the insulating heat-conductive limited block is for carrying out to the lug
Positioning.
According in second aspect of the present utility model, at least one side surface of the groove of the middle battery core backplate has
There are guide protrusion or guiding groove, and the end of the insulating heat-conductive block has guiding groove or guide protrusion, by the insulation
When heat-conducting block is inserted in the groove of the middle battery core backplate, the guide protrusion of at least one side surface of the groove and institute
The guiding groove for stating the end of insulating heat-conductive block is engaged, or the guiding groove of at least one side surface of the groove is exhausted with described
The guide protrusion of the end of edge heat-conducting block is engaged.
According in second aspect of the present utility model, at least one side surface of the groove of the middle battery core backplate has
There is guide protrusion, the guide protrusion has the locking arm for being capable of elastic deformation, for inciting somebody to action after the insulating heat-conductive block is in place
The insulating heat-conductive block is locked in the groove of the middle battery core backplate.
According in second aspect of the present utility model, the lug connector is at least one end of its 3rd support arm
Place is with the location division for extending downwardly, and the basal surface of the groove of the middle battery core backplate has the receiving location division
Acceptance division.
According in second aspect of the present utility model, the basal surface of the groove of the middle battery core backplate has opening,
For receiving the registration arm of the insulating heat-conductive limited block.
According to second aspect of the present utility model, the groove of middle battery core backplate can either receive insulating heat-conductive block, also can
Insulating heat-conductive limited block is received enough.Therefore, it can according to specific application demand, according to quantity of battery core etc., by neatly
Battery core backplate, insulating heat-conductive block and insulating heat-conductive limited block in the middle of combination, acquisition disclosure satisfy that the set of cells of different demands.
According to the third aspect of the present utility model, this utility model provides a kind of vehicle, and the vehicle includes at least one
Individual above-mentioned set of cells.
Description of the drawings
Referring now to accompanying drawing be described in detail below described in this utility model, wherein through accompanying drawing identical accompanying drawing mark
Note represents same or analogous component.It is understood that accompanying drawing is not drawn necessarily to scale, and accompanying drawing is served only for illustrating this reality
With new exemplary embodiment, it should not be assumed that be the restriction to this utility model scope.Wherein：
Fig. 1 shows the vehicle according to one embodiment of the present utility model；
Fig. 2 shows the axonometric chart of the set of cells according to one embodiment of the present utility model；
Fig. 3 shows the three-dimensional exploded view of the set of cells in Fig. 2；
Fig. 3 A show the partial enlarged drawing in the A portions in Fig. 3；
Fig. 3 B show the partial enlarged drawing in the B portions in Fig. 3；
Fig. 3 C show the partial enlarged drawing in the C portions in Fig. 3；
Fig. 4 shows the enlarged drawing of the adjacent two insulating heat-conductive block in Fig. 3；
Fig. 5 shows the enlarged drawing of the adjacent two lug connector in Fig. 3；
Fig. 6 shows the enlarged drawing of the insulation limited block in Fig. 3；
Fig. 7 shows the top view of the set of cells in Fig. 2；
Fig. 8 shows along the D-D cutting lines in Fig. 7 the sectional view for obtaining；With
Fig. 8 A show the partial enlarged drawing in the E portions in Fig. 8.
Specific embodiment
Describe various exemplary embodiments of the present utility model below with reference to the accompanying drawings in detail.It is to be understood that, to each
The description for planting embodiment is merely illustrative, not as any restriction to technology of the present utility model.
Term used herein, it is only for description specific embodiment, and it is not intended to limit this utility model.Remove
Non- context is clearly it is further noted that " one " and " being somebody's turn to do " of singulative used herein is intended to equally include plural form.
It will further be understood that " including " word is as used herein, illustrate there is pointed feature, entirety, step, operation, list
Unit and/or component, but it is not excluded that exist or increase one or more of the other feature, entirety, step, operation, unit and/or
Component and/or combinations thereof.
With reference now to Fig. 1, Fig. 1 shows the schematic side elevation of the vehicle according to one embodiment of the present utility model.
Normally, vehicle 10 can include vehicle body 12, multiple wheels 14 being supported on vehicle body 12 on track, and vehicle power
System 16 etc..The automotive power 16 can include at least one motor 22.
It should be understood that automotive power 16 used herein widely can include can be used in promoting vehicle
Any automotive power with one or more motors.The automotive power can be used for such as pure electric vehicle
And motor vehicle driven by mixed power.In the dynamical system of motor vehicle driven by mixed power, at least one motor can be with serial with electromotor
Or concurrently promote the traveling of vehicle.The example of motor vehicle driven by mixed power can include but is not limited to plug-in hybrid vehicle,
It is double mode motor vehicle driven by mixed power, full motor vehicle driven by mixed power, extended-range motor vehicle driven by mixed power, power-assisted motor vehicle driven by mixed power, light
Degree motor vehicle driven by mixed power, serial mixed power vehicle, parallel hybrid vehicles, series-parallel motor vehicle driven by mixed power,
The mixing of fluid power motor vehicle driven by mixed power, power dividing type motor vehicle driven by mixed power, BAS hybrid vehicle and any other type
Power car.Vehicle in this utility model can be configured to car, motor type car, truck, bus, commercial car, across
Boundary's car, recreation vehicle etc..It should be understood that technology of the present utility model can be used for any of above automotive power, and not office
It is limited to a certain particular type.
As shown in figure 1, automotive power 16 can generally include at least one set of cells 3, inverter 20, control unit
18th, motor 22 and input equipment 26.As described above, automotive power 16 can be arranged using other and/or be configured,
But normally include at least one motor.In certain embodiments, motor 22 is operatively connected at least one
Individual wheel 14, applies torque so as to promote vehicle 10 to wheel 14.Motor 22 can generally include permagnetic synchronous motor, nothing
Brushless motor, but not limited to this.
Set of cells 3 can directly or indirectly provide power to motor 22.Set of cells 3 can include one or many
Individual battery unit, and lithium ion, nickel metal hydride, sodium Nickel dichloride., NI-G and any other suitable electricity can be adopted
Pool technology.
Set of cells 3 and motor 22 are operably interconnected by inverter 20.Inverter 20 can be received from set of cells 3
Unidirectional current, is converted into alternating current, and alternating current is passed to motor 22.
Control unit 18 is operatively connected to inverter 20, so as to control inverter 20.Control unit 18 can be
One or more general digital computers or data handling equipment, can generally include but is not limited to processor or microprocessor
Or CPU, memorizer (such as, but not limited to read only memory, random access memory, electrically erasable be only
Read memorizer), input/output device or device, analog-digital converter or change-over circuit, digital analog converter or conversion electricity
Road, clock etc..Control unit 18 can be configured to execute program instructions, and the programmed instruction can be stored in control unit 18
Memorizer or other other appropriate storage devices for being associated with control unit 18 in.Control unit 18 can be via inversion
Device 20 is controlled to realize various operations to motor 22.
In certain embodiments, input equipment 26 is operatively connected to control unit 18.Driver's operation of vehicle
Input equipment 26, controls the torque output of motor 22 so as to via control unit 18.In certain embodiments, input dress
Putting 26 selectively includes pedal, and control unit 18 is adjusted via inverter in response to the location status of pedal and is delivered to driving electricity
The size of the electric power of machine 22, so as to the torque for adjusting motor 22 is exported.
Describe in detail according to set of cells of the present utility model 3 below with reference to Fig. 2-Fig. 8 A, the set of cells 3 has basis
Set of cells lug cooling structure of the present utility model 4.
As shown in Fig. 2, Fig. 3 and Fig. 3 A, set of cells 3 includes multiple battery cores 31, positioned at the end of two ends of set of cells 3
Portion battery core backplate 32a, the multiple middle battery core backplate 32b between two end battery core backplate 32a and above-mentioned lug are cold
But structure 4, wherein each middle battery core backplate 32b are located between two adjacent battery cores 31.Battery core 31 with anode ear 31a and
Negative electrode lug 31b.Set of cells lug cooling structure 4 has liquid cooling plate 41, insulating heat-conductive block 42, lug connector 43, insulating heat-conductive
Pad 44 and optional insulating heat-conductive limited block 45.Although it should be noted that showing in Fig. 2 and Fig. 3 that set of cells 3 includes
15 battery cores 31, but it is to be understood that, set of cells 3 can also include more or less of battery core 31.Additionally, the shape of battery core 31
Shape, size can also be changed according to specific application demand, i.e. the shape of battery core 31, size can be differently configured from Fig. 2-3A
Shown in rectangular shape, can such as be square, oval, circular, polygon etc..Lug connector 43 is used for electricity
The lug 31a and 31b of adjacent two battery core 31 of connection set of cells 3.
Tied according to set of cells of the present utility model 3 and the cooling of set of cells lug referring to describing in detail shown in Fig. 2 to 8A
Structure 4.As battery core 31 has substantially symmetric lug 31a and 31b, therefore, below will be detailed only in conjunction with one of lug 31a
Description set of cells lug cooling structure 4.It should be appreciated that the following description carried out with reference to lug 31a is applied equally to separately
One lug 31b.
As shown in Fig. 4, Fig. 8 and Fig. 8 A, the insulating heat-conductive block 42 includes conducting-heat elements 421 and insulating element 422, described
Conducting-heat elements 421 have a substantially rectangular cross section, and with the first side surface 421a for extending generally parallel to each other, the
Two side surface 421b and connection the first side surface 421a and the second side surface 421b are simultaneously approximately perpendicular to first side
Top surface 421c and basal surface 421d that surface 421a and the second side surface 421b extends, the insulating element 422 are led described
The conducting-heat elements 421 are surrounded at the periphery of thermal part 421 so that the first side surface 421a of the conducting-heat elements 421,
The overwhelming majority of the second side surface 421b, top surface 421c and basal surface 421d is exposed, i.e. so that each surface is at least
80%th, and preferably at least 90% surface area exposes, so as to the lug connector 43 being described more fully below and
Insulating heat-conductive pad 44 forms thermal conductive surface contact.In a preferred embodiment, the conducting-heat elements 421 are made up of aluminium alloy,
And it is hollow.Furthermore it is preferred that the insulating element 422 is made up of plastic material, and by direct injection mo(u)lding in institute
State on conducting-heat elements 421.It should be appreciated that conducting-heat elements 421 can also be made up of the higher other materials of thermal conductivity, and
Can also non-hollow, and, insulating element 422 can also be made for single part, then be connected by modes such as bondings
To the conducting-heat elements 421.
As shown in Fig. 5, Fig. 8 and Fig. 8 A, the lug connector 43 has the first support arm for extending generally parallel to each other
431st, second support arm 432 and connect the first support arm 431 and second support arm 432 and be approximately perpendicular to the first support arm
431 and the 3rd support arm 433 that extends of second support arm 432, the first support arm 431 and the second support arm 432 are electrically connected
The lug 31a of adjacent two battery core 31 of set of cells 3.The first support arm 431 of the lug connector 43 and described
Two support arms 432 are preferably connected to the lug of battery core 31 by welding (such as ultrasonic bonding, electric resistance welding or laser welding)
31a.In addition, lug connector 43 is also with the positioning tongue piece 434 extended downwardly from two ends of the 3rd support arm 433.
Fig. 6 shows the axonometric chart of insulating heat-conductive limited block 45, and insulating heat-conductive limited block 45 includes first support arm 451 and
Two support arms 452, connection first support arm 451 and second support arm 452 and it is approximately perpendicular to first support arm 451 and second support arm 452
The 3rd support arm 453 for extending and the registration arm 454 generally perpendicularly extended downwardly from the 3rd support arm 453.
As shown in figs. 8 and 8 a, insulating heat-conductive block 42 is received in the lug connector 43, and conducting-heat elements
421 the first side surface 421a, the second side surface 421b and basal surface 421d first support arms respectively with lug connector 43
431st, the inner surface of second support arm 432 and the 3rd support arm 433 forms thermal conductive surface contact, also, is forming each of thermal conductive surface contact
Heat-conducting glue is coated between individual surface, to realize more preferable heat conduction.In addition, the lower surface of liquid cooling plate 41 and the conducting-heat elements
The 421 top surface 421c forms thermal conductive contact by insulating heat-conductive pad 44, and coolant can flow through the liquid cooling plate
41, to cool down the conducting-heat elements 421.
In a preferred embodiment, coolant can be according to the height of the temperature at lug 31a controllably changing
Flow flows through the liquid cooling plate 41, so as to by the temperature control of the lug 31a of the temperature of battery core 31 and/or battery core 31 in predetermined model
In enclosing, and do not affected by the payload of set of cells 3.It should be appreciated that coolant also can be flow through with constant flow
The liquid cooling plate 41.Alternatively, pump, flow-control can also be included according to set of cells lug cooling structure of the present utility model 4
Other parts such as valve, controller, radiator.
As shown in figs. 3 b and 3 c, battery core the backplate 32a and 32b have groove 34a and 34b respectively, referring to Fig. 8, are located at
The groove 34a of the end battery core backplate 32a of two ends of set of cells 3 is used to receive insulating heat-conductive limited block 45, and middle
The groove 34b of battery core backplate 32b can optionally receive insulating heat-conductive block 42 and lug connector 43, Huo Zhejie as needed
Receive insulating heat-conductive limited block 45.The effect of insulating heat-conductive limited block 45 is the lug 31a for positioning battery core 31, and can also be absorbed
The heat produced at lug 31a.
More specifically, as shown in Figure 3 B, the groove 34a of end battery core backplate 32a have the first relative side surface 34a1,
Second side surface 34a2 and connection the first side surface 34a1, the second side surface 34a2 and be approximately perpendicular to the first side surface 34a1,
The basal surface 34a3 that second side surface 34a2 extends.It is all provided with the first side surface 34a1 and the second side surface 34a2 of groove 34a
Be equipped with end stop 35a, for when insulating heat-conductive limited block 45 is in the groove 34a the two of insulating heat-conductive limited block 45
Individual end limits the position of insulating heat-conductive limited block 45.Additionally, the basal surface 34a3 of groove 34a has opening 36a, for connecing
Receive the registration arm 454 (referring to Fig. 6) of insulating heat-conductive limited block 45.
As shown in Figure 3 C, similarly, the groove 34b of middle battery core backplate 32b have the first relative side surface 34b1,
The first side surface 34b1 of two side surface 34b2 and connection, the second side surface 34b2 and be approximately perpendicular to the first side surface 34b1, the
The basal surface 34b3 that two side surface 34b2 extend.It is respectively provided with the first side surface 34b1 and the second side surface 34b2 of groove 34b
There is end guide 35b, also, as shown in figure 4, the insulating element 422 of insulating heat-conductive block 42 also has in each end draws
Guide groove 422a and 422b.When insulating heat-conductive block 42 is inserted into groove 34b, end guide 35b is drawn with insulating element 42
Guide groove 422a and 422b are engaged, to play guiding function.In addition, basal surface 34b3 also has longitudinal opening portion 36b1 and is located at
Two transverse opening portion 36b2 of two ends of longitudinal opening portion 36b1.When the groove 34b of middle battery core backplate 32b is used for
When receiving insulating heat-conductive block 42 and lug connector 43, two ends from the 3rd support arm 433 of lug connector 43 are to downward
The positioning tongue piece 434 stretched is plugged in described two transverse opening portion 36b2, to position to lug connector 43.When middle battery core
When the groove 34b of backplate 32b is used to receive insulating heat-conductive limited block 45, end guide 35b is played is protected with end battery core
The end stop 35a identical of the groove 34a of plate 32a is acted on, and the longitudinal opening portion 36b1 is led for receiving insulation
The registration arm 454 of hot limited block 45.
In a preferred embodiment, end guide 35b includes end stop 35b1 and can be resiliently deformed
Locking arm 35b2.When insulating heat-conductive block 42 is in place, the upper surface of arm 35b2 and the guiding groove 422b of insulating heat-conductive block 42 is engaged
Engagement, so as to insulating heat-conductive block 42 is locked in groove 34b.
According to this utility model, the groove 34b of middle battery core backplate 32b can either receive insulating heat-conductive block 42, it is also possible to
Receive insulating heat-conductive limited block 45.Therefore, it can according to specific application demand, according to quantity of battery core 31 etc., by flexible
Battery core backplate 32b, insulating heat-conductive block 42 and insulating heat-conductive limited block 45 in the middle of ground combination, acquisition disclosure satisfy that the electricity of different demands
Pond group 3.In other words, using the end battery core backplate 32a with said structure, middle battery core backplate 32b, insulating heat-conductive block
42nd, lug connector, insulating heat-conductive limited block 45, can produce the set of cells 3 of different capabilities, different structure.
In addition, according to the insulating heat-conductive block 42 and lug connector 43 of set of cells lug cooling structure of the present utility model 4
It is and lug 31a is to be connected with each other by way of shape sealed (i.e. complementary form fit), extra tight without using
Firmware.Similarly, the insulating heat-conductive block 42 and insulating heat-conductive limited block according to set of cells lug cooling structure of the present utility model 4
45 with end battery core backplate 32a and middle battery core backplate 23b also with phase by way of shape sealed (i.e. complementary form fit)
Connect, without using extra securing member.Thus, the assembling for significantly reducing set of cells lug cooling structure 4 is complicated
Degree, and improve space availability ratio.In addition, the connection of sealed (i.e. by the complementary form fit) mode of above-mentioned shape is also caused
Easily disassembled set of cells lug cooling structure 4 and set of cells 3, so that the dimension of the part such as maintenance, replacing battery core 31, liquid cooling plate 41
Shield/maintenance work becomes simpler efficient.
Below described some embodiments of the present utility model with reference to the accompanying drawings, described above be it is exemplary, not
Exhaustive, and this utility model is also not necessarily limited to disclosed embodiment.In the scope without departing from illustrated each embodiment
In the case of spirit, many modifications and changes will be apparent from for those skilled in the art.
The selection of term used herein, it is intended to best explain principle, practical application or the technology to Market and Technology of each embodiment
Improve, or make other those of ordinary skill of the art be understood that each embodiment disclosed herein.
Claims (23)
1. a kind of set of cells lug cooling structure, it is characterised in that the set of cells lug cooling structure includes：
Lug connector, the lug connector have first support arm, second support arm and the company for extending generally parallel to each other
Connect the first support arm and second support arm and be approximately perpendicular to the 3rd support arm that the first support arm and second support arm extend, institute
State first support arm and the second support arm be electrically connected set of cells adjacent two battery core lug；
Insulating heat-conductive block, the insulating heat-conductive block include：
Conducting-heat elements, the conducting-heat elements have substantially rectangular cross section, and with for extending generally parallel to each other
One side surface, the second side surface and connect first side surface and the second side surface and be approximately perpendicular to first side table
Top surface and basal surface that face and the second side surface extend；With
Insulating element, the insulating element surround the conducting-heat elements at the periphery of the conducting-heat elements so that the heat conduction
At least a portion of at least described first side surface, the second side surface and top surface of part is exposed；With
Liquid cooling plate, the lower surface of the liquid cooling plate directly or indirectly form heat conduction with the top surface of the conducting-heat elements and connect
Touch, and coolant can flow through the liquid cooling plate, to cool down the conducting-heat elements；Wherein
First side surface and the second side surface of the conducting-heat elements interior table respectively with the first support arm of the lug connector
The inner surface of face and the second support arm forms face contact.
2. set of cells lug cooling structure according to claim 1, it is characterised in that the bottom table of the conducting-heat elements
Face is also exposed at least in part, and contacts with the upper surface formation face of the 3rd support arm of the lug connector.
3. set of cells lug cooling structure according to claim 2, it is characterised in that the bottom table of the conducting-heat elements
Heat-conducting glue is scribbled between the upper surface of the 3rd support arm of face and the lug connector.
4. set of cells lug cooling structure according to claim 1, it is characterised in that the first side table of the conducting-heat elements
Heat-conducting glue is scribbled between the inner surface of the first support arm of face and the lug connector, and/or, the of the conducting-heat elements
Two side surfaces scribble heat-conducting glue with the inner surface of the second support arm of the lug connector.
5. set of cells lug cooling structure according to claim 1, it is characterised in that the lower surface of the liquid cooling plate and institute
The top surface for stating conducting-heat elements forms thermal conductive contact indirectly by insulating heat-conductive pad.
6. set of cells lug cooling structure according to claim 1, it is characterised in that the conducting-heat elements are by aluminium alloy system
Into.
7. set of cells lug cooling structure according to claim 1, it is characterised in that the conducting-heat elements are hollow bulbs
Part.
8. set of cells lug cooling structure according to claim 1, it is characterised in that the insulating element is by plastic material
Make, and by direct injection mo(u)lding on the conducting-heat elements.
9. set of cells lug cooling structure according to claim 1, it is characterised in that described the of the lug connector
One support arm and the second support arm are connected by welding to the lug of battery core.
10. set of cells lug cooling structure according to claim 9, it is characterised in that the lug connector it is described
First support arm and the second support arm are connected to the lug of battery core by ultrasonic bonding, electric resistance welding or laser welding.
11. set of cells lug cooling structures according to claim 1, it is characterised in that flow through the cooling of the liquid cooling plate
The flow of liquid can change.
12. a kind of set of cells, it is characterised in that the set of cells includes：
At least two battery cores；With
Set of cells lug cooling structure according to any one of claim 1-11；
Wherein, the set of cells lug cooling structure is arranged on the anode ear and/or negative electrode lug of at least two battery core.
13. set of cells according to claim 12, it is characterised in that the set of cells also includes two positioned at set of cells
The end battery core backplate of end and between the end battery core backplate at least one middle battery core backplate, wherein,
Each middle battery core backplate is arranged between adjacent two battery core.
14. set of cells according to claim 13, it is characterised in that the set of cells also includes insulating heat-conductive limited block,
The insulating heat-conductive limited block can be arranged in the end battery core backplate and/or the middle battery core backplate, for institute
State lug to be positioned.
15. set of cells according to claim 14, it is characterised in that the end battery core backplate has described for accommodating
The groove of insulating heat-conductive limited block.
16. set of cells according to claim 15, it is characterised in that at least one side surface of the groove has guiding
Convex portion or guiding groove, and the end of the insulating heat-conductive limited block has guiding groove or guide protrusion, and the insulation is being led
When hot block is inserted in the groove, the guide protrusion of at least one side surface of the groove and the insulating heat-conductive limited block
The guiding groove of end be engaged, or the guiding groove of at least one side surface of the groove and the insulating heat-conductive limited block
The guide protrusion of end be engaged.
17. set of cells according to claim 15, it is characterised in that the basal surface of the groove has opening, for connecing
Receive the registration arm of the insulating heat-conductive limited block.
18. set of cells according to claim 13, it is characterised in that the middle battery core backplate has described for accommodating
The groove of the insulating heat-conductive limited block of set of cells or the insulating heat-conductive block, wherein the insulating heat-conductive limited block is for described
Lug is positioned.
19. set of cells according to claim 18, it is characterised in that at least one side surface of the groove has guiding
Convex portion or guiding groove, and the end of the insulating heat-conductive block has guiding groove or guide protrusion, by the insulating heat-conductive block
When being inserted in the groove, the guide protrusion of at least one side surface of the groove and the end of the insulating heat-conductive block
Guiding groove is engaged, or the guiding of the guiding groove of at least one side surface of the groove and the end of the insulating heat-conductive block
Convex portion is engaged.
20. set of cells according to claim 19, it is characterised in that at least one side surface of the groove has guiding
Convex portion, the guide protrusion has is capable of the locking arm of elastic deformation, for will be described exhausted after the insulating heat-conductive block is in place
Edge heat-conducting block is locked in the groove.
21. set of cells according to claim 18, it is characterised in that the lug connector in its 3rd support arm at least
One end has the location division for extending downwardly, and the basal surface of the groove has the reception for accommodating the location division
Portion.
22. set of cells according to claim 18, it is characterised in that the basal surface of the groove has opening, for connecing
Receive the registration arm of the insulating heat-conductive limited block.
23. a kind of vehicles, it is characterised in that the vehicle includes at least one according to any one of claim 12 to 22 institute
The set of cells stated.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610825557.8A CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
| CN201621057743.3U CN206148522U (en) | 2016-09-14 | 2016-09-14 | Group battery utmost point ear cooling structure , group battery and have vehicle of this group battery |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610825557.8A CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
| CN201621057743.3U CN206148522U (en) | 2016-09-14 | 2016-09-14 | Group battery utmost point ear cooling structure , group battery and have vehicle of this group battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206148522U true CN206148522U (en) | 2017-05-03 |
Family
ID=68470194
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621057743.3U Active CN206148522U (en) | 2016-09-14 | 2016-09-14 | Group battery utmost point ear cooling structure , group battery and have vehicle of this group battery |
| CN201610825557.8A Active CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610825557.8A Active CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
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| Country | Link |
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| CN (2) | CN206148522U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108336451A (en) * | 2018-03-30 | 2018-07-27 | 湖南金杯新能源发展有限公司 | Rechargeable battery and its battery core |
| CN109786885A (en) * | 2017-11-15 | 2019-05-21 | 宁德时代新能源科技股份有限公司 | Battery module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654455A (en) * | 2017-02-06 | 2017-05-10 | 浙江超威创元实业有限公司 | Uniformly heated and cooled lithium battery pack and application and heating/cooling method thereof |
| CN110544804A (en) * | 2019-07-31 | 2019-12-06 | 天津荣事顺发电子有限公司 | Mechanism for rapidly radiating heat of battery cell and processing method thereof |
| CN111403853B (en) * | 2020-03-28 | 2023-04-18 | 哈尔滨工程大学 | Power battery thermal management system based on joint liquid cooling heat dissipation of utmost point ear and module bottom |
| CN216288853U (en) * | 2021-10-29 | 2022-04-12 | 比亚迪股份有限公司 | Utmost point ear is drawn forth subassembly, utmost point core subassembly and battery |
| CN115882114B (en) * | 2023-02-10 | 2023-07-14 | 比亚迪股份有限公司 | Battery module, battery pack and automobile |
| CN117276813B (en) * | 2023-11-23 | 2024-03-15 | 江苏正力新能电池技术有限公司 | Battery switching assembly, battery module and electric equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009016868A1 (en) * | 2009-04-08 | 2010-10-14 | Li-Tec Battery Gmbh | Galvanic cell, cell stack and heat sink |
| DE102010013023A1 (en) * | 2010-03-26 | 2011-09-29 | Daimler Ag | Battery with a plurality of single cells |
| DE102010033791A1 (en) * | 2010-08-09 | 2012-02-09 | Ads-Tec Gmbh | Battery pack with tempering elements |
| JP5916500B2 (en) * | 2012-04-27 | 2016-05-11 | オートモーティブエナジーサプライ株式会社 | Assembled battery |
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- 2016-09-14 CN CN201621057743.3U patent/CN206148522U/en active Active
- 2016-09-14 CN CN201610825557.8A patent/CN106299231B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109786885A (en) * | 2017-11-15 | 2019-05-21 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN109786885B (en) * | 2017-11-15 | 2020-12-04 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN108336451A (en) * | 2018-03-30 | 2018-07-27 | 湖南金杯新能源发展有限公司 | Rechargeable battery and its battery core |
| CN108336451B (en) * | 2018-03-30 | 2024-03-26 | 深圳市元创时代科技有限公司 | Rechargeable battery and battery core thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106299231A (en) | 2017-01-04 |
| CN106299231B (en) | 2018-10-23 |
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