CN106299231A - Set of cells lug cooling structure, set of cells and there is the vehicle of this set of cells - Google Patents
Set of cells lug cooling structure, set of cells and there is the vehicle of this set of cells Download PDFInfo
- Publication number
- CN106299231A CN106299231A CN201610825557.8A CN201610825557A CN106299231A CN 106299231 A CN106299231 A CN 106299231A CN 201610825557 A CN201610825557 A CN 201610825557A CN 106299231 A CN106299231 A CN 106299231A
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- China
- Prior art keywords
- cells
- lug
- support arm
- heat
- conducting
- Prior art date
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Classifications
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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
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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
- 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
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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
- 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
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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
- 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
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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
- 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
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- 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
Abstract
Set of cells lug cooling structure, set of cells and there is the vehicle of this set of cells.Set of cells lug cooling structure includes: lug connector, and it has the lug that the first support arm, the second support arm and the 3rd support arm, the first support arm and the second support arm are electrically connected adjacent two battery core of set of cells；Insulating heat-conductive block, comprising: conducting-heat elements, it has substantially rectangular cross section, and has the first side surface, the second side surface, top surface and basal surface；And insulating element, it surrounds conducting-heat elements at the periphery of conducting-heat elements so that at least the first side surface of conducting-heat elements, the second side surface and top surface expose at least in part；And liquid cooling plate, its lower surface directly or indirectly forms thermal conductive contact with the top surface of conducting-heat elements, and coolant can flow through liquid cooling plate, in order to cooling conducting-heat elements；Wherein the first side surface and second side surface of conducting-heat elements forms face contact with the inner surface of the first support arm and the inner surface of the second support arm of lug connector respectively.
Description
Technical field
It relates to set of cells lug cooling structure, the set of cells with described set of cells lug cooling structure and tool
There is the vehicle of at least one described set of cells.
Background technology
In the world today, vehicle has become as people's work and the requisite vehicles of living, and along with stone
In short supply, the raising of environmental requirement of oil resource and the development of technology, by using electric energy to drive traveling whole or in part
Vehicle 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 kind radiating modes cold with liquid, wherein the cold heat radiation being usually divided into every battery core monomer surface of liquid and based on module bottom surface or its
The heat radiation on its surface, for every battery core monomer surface liquid-cooling heat radiation, radiating effect is best, but cost is high, space profit
With rate variance, and poor reliability.Based on module bottom surface or the heat radiation on other a surface, easily realize and low cost, and
And space availability ratio is higher, but radiating effect is relatively poor.Accordingly, there exist improvement based on module bottom surface or other a table
The structure of system that face carries out dispelling the heat is to improve the demand of its radiating effect.
Summary of the invention
One purpose of the disclosure is to provide the set of cells lug liquid cooling structure of a kind of improvement.Another object of the present disclosure
The set of cells of a kind of set of cells lug cooling structure having according to the disclosure is provided and there is the vehicle of this set of cells.
According to the first aspect of the disclosure, present disclose provides a kind of set of cells lug cooling structure, described set of cells pole
Ear cooling structure includes:
Lug connector, described lug connector have extend generally parallel to each other the first support arm, the second support arm with
And connect described first support arm and the second support arm and the 3rd that is approximately perpendicular to that described first support arm and the second support arm extend
Arm, described first support arm and described second support arm are electrically connected the lug of adjacent two battery core of set of cells；
Insulating heat-conductive block, described insulating heat-conductive block includes:
Conducting-heat elements, described conducting-heat elements has a substantially rectangular cross section, and has and extend generally parallel to each other
The first side surface, the second side surface and connect described first side surface and the second side surface and be approximately perpendicular to described first
Top surface that side surface and the second side surface extend and basal surface；With
Insulating element, described insulating element surrounds described conducting-heat elements at the periphery of described conducting-heat elements so that described
The most described first side surface, the second side surface and the top surface of conducting-heat elements expose at least in part；With
Liquid cooling plate, the described top surface of the lower surface of described liquid cooling plate and described conducting-heat elements directly or indirectly forms leads
Thermally contact, and coolant can flow through described liquid cooling plate, in order to cool down described conducting-heat elements；Wherein
First side surface of described conducting-heat elements and the second side surface respectively with the first support arm of described lug connector
Inner surface forms face with the inner surface of described second support arm and contacts.
Set of cells lug cooling joint according to the disclosure, is connected lug and lug by the conducting-heat elements of insulating heat-conductive block
At the connecting portion of fitting, produced heat exports to liquid cooling plate, and is finally taken away by the coolant flowing through liquid cooling plate.Further, heat conduction
At least the first side surface and second side surface of parts keep face to contact with the first support arm and second support arm of lug connector, by
This ensure that the area of dissipation of abundance.
According in the first aspect of the disclosure, the described basal surface of described conducting-heat elements exposes the most at least in part, and
And contact with the upper surface formation face of described 3rd support arm of described lug connector.Thus, except the first side of conducting-heat elements
Beyond surface and the second side surface, the basal surface of conducting-heat elements also forms thermal conductive surface with lug connector and contacts, thus further
Increase area of dissipation.
According in the first aspect of the disclosure, the first side surface of described conducting-heat elements and the of described lug connector
Heat-conducting glue it is coated with between the inner surface of one support arm, and/or, the second side surface of described conducting-heat elements is with described lug even
The inner surface of described second support arm of fitting is coated with heat-conducting glue.Similarly, the described basal surface of described conducting-heat elements and described
It is coated with heat-conducting glue between the upper surface of described 3rd support arm of lug connector.Thus formed good at each heating surface
Thermal conductive surface contact, improve radiating efficiency further.
According in the first aspect of the disclosure, the described top surface of the lower surface of described liquid cooling plate and described conducting-heat elements
Thermal conductive contact is indirectly formed by insulating heat-conductive pad.
According in the first aspect of the disclosure, described conducting-heat elements is made up of aluminium alloy.
According in the first aspect of the disclosure, described conducting-heat elements is hollow part.
According in the first aspect of the disclosure, described insulating element is made up of plastic material, and is directly molded into
Type is on the periphery of described conducting-heat elements.
According in the first aspect of the disclosure, described first support arm of described lug connector and described second support arm lead to
Cross the lug being solder-connected to battery core.
According in the first aspect of the disclosure, described first support arm of described lug connector and described second support arm lead to
Cross ultrasonic bonding, electric resistance welding or laser welding and be connected to the lug of battery core.
According in the first aspect of the disclosure, the flow of the coolant flowing through described liquid cooling plate can change.
According to the second aspect of the disclosure, present disclose provides a kind of set of cells, described set of cells includes at least two electricity
Core and above-mentioned set of cells lug cooling structure；Wherein, described set of cells lug cooling structure is arranged on described at least two battery core
Anode ear and negative electrode lug at least one at.
According in the second aspect of the disclosure, described set of cells also includes the end being positioned at two ends of set of cells
Battery core backplate and at least one the middle battery core backplate between the battery core backplate of described end, wherein, each middle battery core
Backplate is arranged between adjacent two battery core.
According in the second aspect of the disclosure, described set of cells also includes insulating heat-conductive limited block, described insulating heat-conductive
Limited block can be arranged in described end battery core backplate and/or described middle battery core backplate, fixed for carrying out described lug
Position.
According in the second aspect of the disclosure, described end battery core backplate has for accommodating described insulating heat-conductive spacing
The groove of block.
According in the second aspect of the disclosure, at least one side surface of the groove of described end battery core backplate has and draws
Pilot portion or guiding groove, and the end of described insulating heat-conductive limited block has guiding groove or guide protrusion, by described insulation
When heat-conducting block is inserted in described groove, the guide protrusion of at least one side surface of described groove is spacing with described insulating heat-conductive
The guiding groove of the end of block matches, or the guiding groove of at least one side surface of described groove is spacing with described insulating heat-conductive
Match in the guide protrusion of the end of block.
According in the second aspect of the disclosure, the basal surface of the groove of described end battery core backplate has opening, is used for
Receive the registration arm of described insulating heat-conductive limited block.
According in the second aspect of the disclosure, described middle battery core backplate has the insulation for accommodating described set of cells
Heat conduction limited block or the groove of described insulating heat-conductive block, wherein said insulating heat-conductive limited block is fixed for carrying out described lug
Position.
According in the second aspect of the disclosure, at least one side surface of the groove of described middle battery core backplate has and draws
Pilot portion or guiding groove, and the end of described insulating heat-conductive block has guiding groove or guide protrusion, by described insulating heat-conductive
When block is inserted in the groove of described middle battery core backplate, the guide protrusion of at least one side surface of described groove with described absolutely
The guiding groove of the end of edge heat-conducting block matches, or the guiding groove of at least one side surface of described groove is led with described insulation
Match in the guide protrusion of the end of hot block.
According in the second aspect of the disclosure, at least one side surface of the groove of described middle battery core backplate has and draws
Pilot portion, described guide protrusion have can the locking arm of elastic deformation, for after described insulating heat-conductive block is in place by described
Insulating heat-conductive block is locked in the groove of described middle battery core backplate.
According in the second aspect of the disclosure, described lug connector has at least one end of its 3rd support arm
There is the location division downwardly extended, and the basal surface of the groove of described middle battery core backplate has the reception accommodating described location division
Portion.
According in the second aspect of the disclosure, the basal surface of the groove of described middle battery core backplate has opening, is used for
Receive the registration arm of described insulating heat-conductive limited block.
According to the second aspect of the disclosure, the groove of middle battery core backplate can either receive insulating heat-conductive block, it is also possible to connects
Receive insulating heat-conductive limited block.Therefore, it can according to concrete application demand, according to the quantity etc. of battery core, by combining neatly
Middle battery core backplate, insulating heat-conductive block and insulating heat-conductive limited block, it is thus achieved that disclosure satisfy that the set of cells of different demand.
According to the third aspect of the disclosure, present disclose provides a kind of vehicle, described vehicle includes at least one above-mentioned electricity
Pond group.
Accompanying drawing explanation
Referring now to accompanying drawing described in detail below described in the disclosure, wherein run through the reference table that accompanying drawing is identical
Show same or analogous assembly.It being understood that accompanying drawing is not drawn necessarily to scale, and accompanying drawing is served only for the disclosure is described
Exemplary embodiment, it should not be assumed that be the restriction to disclosure scope.Wherein:
Fig. 1 shows the vehicle of an embodiment according to the disclosure；
Fig. 2 shows the axonometric chart of the set of cells of an embodiment according to the disclosure；
Fig. 3 shows the three-dimensional exploded view of the set of cells in Fig. 2；
Fig. 3 A shows the partial enlarged drawing in the A portion in Fig. 3；
Fig. 3 B shows the partial enlarged drawing in the B portion in Fig. 3；
Fig. 3 C shows the partial enlarged drawing in the C portion in Fig. 3；
Fig. 4 shows the enlarged drawing of adjacent two the insulating heat-conductive block in Fig. 3；
Fig. 5 shows the enlarged drawing of adjacent two the 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 the sectional view obtained along the D-D cutting line in Fig. 7；With
Fig. 8 A shows the partial enlarged drawing in the E portion in Fig. 8.
Detailed description of the invention
Describe the various exemplary embodiments of the disclosure below with reference to the accompanying drawings in detail.It is to be understood that, to various realities
The description executing example is merely illustrative, not as any restriction of technology of this disclosure.
Term used herein, it is only for describe specific embodiment, and be not intended to limit the disclosure.On unless
The most clearly it is further noted that " one " and " being somebody's turn to do " of singulative used herein is intended to include plural form equally.Also want
Be understood by, when " including " word is used herein, illustrate exist pointed by feature, entirety, step, operation, unit and/
Or assembly, but it is not excluded that existence or increase one or more further feature, entirety, step, operation, unit and/or assembly
And/or combinations thereof.
With reference now to Fig. 1, Fig. 1, show the schematic side elevation of the vehicle of an embodiment according to the disclosure.Generally
Ground, vehicle 10 can include vehicle body 12, multiple wheel 14 being supported on track by vehicle body 12 and automotive power
16 etc..This automotive power 16 can include that at least one drives motor 22.
It is to be understood that automotive power 16 used herein can include can be used in promoting vehicle widely
There is any automotive power of one or more driving motor.This automotive power may 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 driving motor can be with serial with electromotor
Or promote the traveling of vehicle concurrently.The example of motor vehicle driven by mixed power can include but not limited to plug-in hybrid vehicle,
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,
Fluid power motor vehicle driven by mixed power, power dividing type motor vehicle driven by mixed power, BAS hybrid vehicle and the mixing of any other type
Power car.Vehicle in the disclosure can be configured to car, motor type car, truck, bus, commercial car, transboundary car,
Recreation vehicle etc..Should be understood that the technology of the disclosure may be used for any of above automotive power, and be not limited to a certain
Particular type.
As it is shown in figure 1, automotive power 16 generally can include at least one set of cells 3, inverter 20, control unit
18, motor 22 and input equipment 26 are driven.As it has been described above, automotive power 16 can use other to arrange and/or configuration,
But normally include that at least one drives motor.In certain embodiments, motor 22 is driven to be operatively connected at least one
Individual wheel 14, applies torque to wheel 14 thus promotes vehicle 10.Drive motor 22 generally can include permagnetic synchronous motor, nothing
Brushless motor, but it is not limited to this.
Set of cells 3 can provide power to drive motor 22 directly or indirectly.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 applicable electricity can be used
Pool technology.
Set of cells 3 and driving motor 22 are interconnected by inverter 20 operably.Inverter 20 can receive from set of cells 3
Unidirectional current, is converted into alternating current, and passes to alternating current drive motor 22.
Control unit 18 is operatively connected to inverter 20, thus controls inverter 20.Control unit 18 can be
One or more general digital computers or data handling equipment, generally can include but not limited to processor or microprocessor
Or CPU, memorizer are (such as, but not limited to read only memory, random access memory, electrically erasable 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 perform programmed instruction, and this programmed instruction can be stored in control unit 18
Memorizer or other other suitable storage devices being associated with control unit 18 in.Control unit 18 can be via inversion
Driving motor 22 is controlled realizing various operation by device 20.
In certain embodiments, input equipment 26 is operatively connected to control unit 18.Driver's operation of vehicle
Input equipment 26, in order to control to drive the torque output of motor 22 via control unit 18.In certain embodiments, input dress
Putting 26 and selectively include pedal, control unit 18 is delivered to drive electricity via inverter regulation in response to the location status of pedal
The size of the electric power of machine 22, thus regulate the torque output driving motor 22.
Describing the set of cells 3 according to the disclosure in detail below with reference to Fig. 2-Fig. 8 A, described set of cells 3 has according to these public affairs
The set of cells lug cooling structure 4 opened.
As shown in Fig. 2, Fig. 3 and Fig. 3 A, set of cells 3 includes multiple battery core 31, is positioned at the end of two ends of set of cells 3
Portion battery core backplate 32a, multiple middle battery core backplate 32b between two end battery core backplate 32a and above-mentioned lug are cold
But structure 4, the most each middle battery core backplate 32b is between two adjacent battery cores 31.Battery core 31 have 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 and Fig. 2 and Fig. 3 showing, 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 to change according to concrete application demand, i.e. the shape of battery core 31, size can be differently configured from Fig. 2-3A
Shown in rectangular shape, can be such as square, oval, circular, polygon etc..Lug connector 43 is for electricity
Connect lug 31a and 31b of adjacent two battery core 31 of set of cells 3.
Referring to the set of cells 3 described in detail shown in Fig. 2 to 8A according to the disclosure and set of cells lug cooling structure 4.
Owing to battery core 31 has substantially symmetric lug 31a and 31b, therefore, will describe in detail only in conjunction with one of them lug 31a below
Set of cells lug cooling structure 4.It should be appreciated that combine the following description that lug 31a carries out to be applied equally to another
Lug 31b.
As shown in Fig. 4, Fig. 8 and Fig. 8 A, described insulating heat-conductive block 42 includes conducting-heat elements 421 and insulating element 422, described
Conducting-heat elements 421 has a substantially rectangular cross section, and have extend generally parallel to each other the first side surface 421a,
Two side surface 421b and connect described first side surface 421a and the second side surface 421b and be approximately perpendicular to described first side
The top surface 421c and basal surface 421d of surface 421a and the second side surface 421b extension, described insulating element 422 is led described
Described conducting-heat elements 421 is surrounded at the periphery of thermal part 421 so that the described first side surface 421a of described conducting-heat elements 421,
The overwhelming majority of the second side surface 421b, top surface 421c and basal surface 421d is exposed, i.e. make each surface at least
The surface area of 80% and preferably at least 90% exposes, in order 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, described conducting-heat elements 421 is made up of aluminium alloy,
And it is hollow.Furthermore it is preferred that described 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 other material that thermal conductivity is higher, and
Can also non-hollow, and, insulating element 422 can also be made for single parts, then connected by modes such as bondings
To described conducting-heat elements 421.
As shown in Fig. 5, Fig. 8 and Fig. 8 A, described lug connector 43 has the first support arm extended generally parallel to each other
431, the second support arm 432 and connect described first support arm 431 and the second support arm 432 and be approximately perpendicular to described first support arm
431 and second support arm 432 extend the 3rd support arm 433, described first support arm 431 and described second support arm 432 are electrically connected
The lug 31a of adjacent two battery core 31 of set of cells 3.Described first support arm 431 of described 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.It addition, lug connector 43 also has the location tongue piece 434 that two ends from the 3rd support arm 433 downwardly extend.
Fig. 6 shows that the axonometric chart of insulating heat-conductive limited block 45, insulating heat-conductive limited block 45 include the first support arm 451 and
Two support arms 452, connect the first support arm 451 and the second support arm 452 and be approximately perpendicular to the first support arm 451 and the second support arm 452
The 3rd support arm 453 extended and the registration arm 454 generally perpendicularly downwardly extended from the 3rd support arm 453.
As shown in figs. 8 and 8 a, insulating heat-conductive block 42 is received in described lug connector 43, and conducting-heat elements
First side surface 421a, the second side surface 421b and basal surface 421d of 421 respectively with the first support arm of lug connector 43
431, the second support arm 432 contacts with the inner surface formation thermal conductive surface of the 3rd support arm 433, and, forming each of thermal conductive surface contact
It is coated with heat-conducting glue, in order to realize more preferable heat conduction between individual surface.It addition, the lower surface of liquid cooling plate 41 and described conducting-heat elements
The described top surface 421c of 421 forms thermal conductive contact by insulating heat-conductive pad 44, and coolant can flow through described liquid cooling plate
41, in order to cool down described conducting-heat elements 421.
In a preferred embodiment, coolant can be according to the height of the temperature at lug 31a controllably to change
Flow flows through described liquid cooling plate 41, in order to control the temperature of the temperature of battery core 31 and/or the lug 31a of battery core 31 at predetermined model
In enclosing, and do not affected by the payload of set of cells 3.It should be appreciated that coolant also is able to flow through with constant flow
Described liquid cooling plate 41.Alternatively, pump, flow control valve, control can also be included according to the set of cells lug cooling structure 4 of the disclosure
Other parts such as device processed, radiator.
As shown in figs. 3 b and 3 c, described battery core backplate 32a and 32b is respectively provided with groove 34a and 34b, sees Fig. 8, is positioned at
The groove 34a of the end battery core backplate 32a of two ends of set of cells 3 is used for receiving insulating heat-conductive limited block 45, and middle
The groove 34b of battery core backplate 32b can the most optionally receive insulating heat-conductive block 42 and lug connector 43, or connects
Receive insulating heat-conductive limited block 45.The effect of insulating heat-conductive limited block 45 is the lug 31a of location battery core 31, and also is able to absorb
The heat produced at lug 31a.
More specifically, as shown in Figure 3 B, the groove 34a of end battery core backplate 32a have relative the first side surface 34a1,
Second side surface 34a2 and connect 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 on the first side surface 34a1 and the second side surface 34a2 of groove 34a
It is equipped with end stop 35a, is used for when insulating heat-conductive limited block 45 is positioned in groove 34a at 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, it is used for connecing
Receive the registration arm 454 (seeing 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 relative the first side surface 34b1, the
Two side surface 34b2 and connect the first side surface 34b1, 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 on the first side surface 34b1 and the second side surface 34b2 of groove 34b
There is end guide 35b, and, as shown in Figure 4, the insulating element 422 of insulating heat-conductive block 42 also has in each end and 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 matches, to play guiding function.It addition, basal surface 34b3 also has longitudinal opening portion 36b1 and is positioned 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
Receive insulating heat-conductive block 42 and during lug connector 43, lug connector 43 from two ends of the 3rd support arm 433 to downward
The location tongue piece 434 stretched is plugged in said two transverse opening portion 36b2, to position lug connector 43.When middle battery core
When the groove 34b of backplate 32b is used for receiving insulating heat-conductive limited block 45, described end guide 35b plays protects with end battery core
The effect that end stop 35a of the groove 34a of plate 32a is identical, and described longitudinal opening portion 36b1 is used for receiving insulation and leads
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 locking arm 35b2 and the guiding groove 422b of insulating heat-conductive block 42
Engage, thus insulating heat-conductive block 42 is locked in groove 34b.
According to the disclosure, the groove 34b of middle battery core backplate 32b can either receive insulating heat-conductive block 42, it is also possible to receives
Insulating heat-conductive limited block 45.Therefore, it can according to concrete application demand, according to the quantity etc. of battery core 31, by group neatly
Battery core backplate 32b, insulating heat-conductive block 42 and insulating heat-conductive limited block 45 in the middle of closing, it is thus achieved that disclosure satisfy that the set of cells of different demand
3.In other words, utilization has the end battery core backplate 32a of said structure, middle battery core backplate 32b, insulating heat-conductive block 42, pole
Ear connector, insulating heat-conductive limited block 45, it is possible to produce different capabilities, the set of cells 3 of different structure.
It addition, according to the insulating heat-conductive block 42 of the set of cells lug cooling structure 4 of the disclosure and lug connector 43 and
Lug 31a is connected with each other, without using extra securing member in the way of shape sealed (i.e. by complementary form fit).
Similarly, according to the insulating heat-conductive block 42 of the set of cells lug cooling structure 4 of the disclosure and insulating heat-conductive limited block 45 and end
Battery core backplate 32a and middle battery core backplate 23b is also connected with each other in the way of shape sealed (i.e. by complementary form fit), and
Need not use extra securing member.Thus, significantly reduce the assembly complexity of set of cells lug cooling structure 4, and carry
High space availability ratio.It addition, the connection of above-mentioned shape sealed (i.e. by complementary form fit) mode also makes it easy to dismounting
Set of cells lug cooling structure 4 and set of cells 3, so that maintenance, the maintenance/maintenance of the replacing parts such as battery core 31, liquid cooling plate 41
Work become simpler efficiently.
Below having described some embodiments of the disclosure with reference to the accompanying drawings, described above is exemplary, and exhaustive
Property, and the disclosure is also not necessarily limited to disclosed embodiment.In the scope and spirit without departing from illustrated each embodiment
In the case of, many modifications and changes will be apparent from for those skilled in the art.Institute herein
With the selection of term, it is intended to explain the principle of each embodiment, actual application or the technological improvement to Market and Technology best, or
Other those of ordinary skill making the art is understood that each embodiment disclosed herein.
Claims (23)
1. a set of cells lug cooling structure, it is characterised in that described set of cells lug cooling structure includes:
Lug connector, described lug connector has the first support arm, the second support arm and the company extended generally parallel to each other
Connect described first support arm and the second support arm and be approximately perpendicular to described first support arm and the 3rd support arm of the second support arm extension, institute
State the first support arm and described second support arm is electrically connected the lug of adjacent two battery core of set of cells；
Insulating heat-conductive block, described insulating heat-conductive block includes:
Conducting-heat elements, described conducting-heat elements has substantially rectangular cross section, and has extended generally parallel to each other
One side surface, the second side surface and connect described first side surface and the second side surface and be approximately perpendicular to described first side table
Top surface that face and the second side surface extend and basal surface；With
Insulating element, described insulating element surrounds described conducting-heat elements at the periphery of described conducting-heat elements so that described heat conduction
Exposing at least partially of the most described first side surface, the second side surface and the top surface of parts；With
Liquid cooling plate, the described top surface of the lower surface of described liquid cooling plate and described conducting-heat elements directly or indirectly forms heat conduction and connects
Touch, and coolant can flow through described liquid cooling plate, in order to cool down described conducting-heat elements；Wherein
First side surface of described conducting-heat elements and the second side surface respectively with the interior table of the first support arm of described lug connector
Face forms face with the inner surface of described second support arm and contacts.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that the table of the described end of described conducting-heat elements
Face is exposed the most at least in part, and contacts with the upper surface formation face of described 3rd support arm of described lug connector.
Set of cells lug cooling structure the most according to claim 2, it is characterised in that the table of the described end of described conducting-heat elements
Heat-conducting glue is scribbled between the upper surface of described 3rd support arm of face and described lug connector.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that the first side table of described conducting-heat elements
Heat-conducting glue is scribbled between the inner surface of the first support arm of face and described lug connector, and/or, the of described conducting-heat elements
Two side surfaces scribble heat-conducting glue with the inner surface of described second support arm of described lug connector.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that the lower surface of described liquid cooling plate and institute
The described top surface stating conducting-heat elements forms thermal conductive contact indirectly by insulating heat-conductive pad.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that described conducting-heat elements is by aluminium alloy system
Become.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that described conducting-heat elements is hollow bulb
Part.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that described insulating element is by plastic material
Make, and by direct injection mo(u)lding on described conducting-heat elements.
Set of cells lug cooling structure the most according to claim 1, it is characterised in that described the of described lug connector
One support arm and described second support arm are connected by welding to the lug of battery core.
Set of cells lug cooling structure the most according to claim 9, it is characterised in that described lug connector described
First support arm and described 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 described liquid cooling plate
The flow of liquid can change.
12. 1 kinds of set of cells, it is characterised in that described set of cells includes:
At least two battery core；With
According to the set of cells lug cooling structure described in any one in claim 1-11；
Wherein, described set of cells lug cooling structure is arranged on anode ear and/or the negative electrode lug of described at least two battery core.
13. set of cells according to claim 12, it is characterised in that described set of cells also includes be positioned at set of cells two
The end battery core backplate of end and at least one the middle battery core backplate between the battery core backplate of described end, 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 described set of cells also includes insulating heat-conductive limited block,
Described insulating heat-conductive limited block can be arranged in described end battery core backplate and/or described middle battery core backplate, for institute
State lug to position.
15. set of cells according to claim 14, it is characterised in that described end battery core backplate has for accommodating described
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 described groove has guiding
Protuberance or guiding groove, and the end of described insulating heat-conductive limited block has guiding groove or guide protrusion, described insulation is being led
When hot block is inserted in described groove, the guide protrusion of at least one side surface of described groove and described insulating heat-conductive limited block
The guiding groove of end match, or the guiding groove of at least one side surface of described groove and described insulating heat-conductive limited block
The guide protrusion of end match.
17. set of cells according to claim 15, it is characterised in that the basal surface of described groove has opening, are used for connecing
Receive the registration arm of described insulating heat-conductive limited block.
18. set of cells according to claim 13, it is characterised in that described middle battery core backplate has for accommodating described
The insulating heat-conductive limited block of set of cells or the groove of described insulating heat-conductive block, wherein said insulating heat-conductive limited block is for described
Lug positions.
19. set of cells according to claim 18, it is characterised in that at least one side surface of described groove has guiding
Protuberance or guiding groove, and the end of described insulating heat-conductive block has guiding groove or guide protrusion, by described insulating heat-conductive block
When being inserted in described groove, the end of the guide protrusion of at least one side surface of described groove and described insulating heat-conductive block
Guiding groove matches, or the guiding of the end of the guiding groove of at least one side surface of described groove and described insulating heat-conductive block
Protuberance matches.
20. set of cells according to claim 19, it is characterised in that at least one side surface of described groove has guiding
Protuberance, described guide protrusion have can the locking arm of elastic deformation, for after described insulating heat-conductive block is in place by described absolutely
Edge heat-conducting block is locked in described groove.
21. set of cells according to claim 18, it is characterised in that described lug connector is at its 3rd support arm at least
One end has the location division downwardly extended, and the basal surface of described groove has the reception accommodating described location division
Portion.
22. set of cells according to claim 18, it is characterised in that the basal surface of described groove has opening, are used for connecing
Receive the registration arm of described insulating heat-conductive limited block.
23. 1 kinds of vehicles, it is characterised in that described vehicle includes that at least one is according to any one institute in claim 12 to 22
The set of cells stated.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
| CN201610825557.8A CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
| CN201610825557.8A CN106299231B (en) | 2016-09-14 | 2016-09-14 | Battery pack lug cooling structure, battery pack and the vehicle with the battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106299231A true CN106299231A (en) | 2017-01-04 |
| CN106299231B CN106299231B (en) | 2018-10-23 |
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| 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 |
| 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 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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 |
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Cited By (6)
| 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 |
| CN111403853A (en) * | 2020-03-28 | 2020-07-10 | 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 |
| CN115882114A (en) * | 2023-02-10 | 2023-03-31 | 比亚迪股份有限公司 | Battery module, battery package and car |
| WO2023072073A1 (en) * | 2021-10-29 | 2023-05-04 | 比亚迪股份有限公司 | Tab lead-out assembly, pole core assembly, battery, battery pack, and vehicle |
| CN117276813A (en) * | 2023-11-23 | 2023-12-22 | 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 |
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| 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 |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN111403853A (en) * | 2020-03-28 | 2020-07-10 | 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 |
| 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 |
| WO2023072073A1 (en) * | 2021-10-29 | 2023-05-04 | 比亚迪股份有限公司 | Tab lead-out assembly, pole core assembly, battery, battery pack, and vehicle |
| CN115882114A (en) * | 2023-02-10 | 2023-03-31 | 比亚迪股份有限公司 | Battery module, battery package and car |
| CN117276813A (en) * | 2023-11-23 | 2023-12-22 | 江苏正力新能电池技术有限公司 | Battery switching assembly, battery module and electric equipment |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206148522U (en) | 2017-05-03 |
| CN106299231B (en) | 2018-10-23 |
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Address after: 100026 8 floor 909, 105 building 3, Yao Yuan Road, Chaoyang District, Beijing. Applicant after: Lexus Automobile (Beijing) Co.,Ltd. Address before: 100026 8 floor 909, 105 building 3, Yao Yuan Road, Chaoyang District, Beijing. Applicant before: FARADAY (BEIJING) NETWORK TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180906 Address after: 511400 9, Nansha District Beach Road, Guangzhou, Guangdong, 9 Applicant after: Evergrande Faraday Future Smart Car (Guangdong) Co.,Ltd. Address before: 100026 8 floor 909, 105 building 3, Yao Yuan Road, Chaoyang District, Beijing. Applicant before: Lexus Automobile (Beijing) Co.,Ltd. |
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Effective date of registration: 20190315 Address after: 100015 Building No. 7, 74, Jiuxianqiao North Road, Chaoyang District, Beijing, 001 Patentee after: FAFA Automobile (China) Co.,Ltd. Address before: 511400 9, Nansha District Beach Road, Guangzhou, Guangdong, 9 Patentee before: Evergrande Faraday Future Smart Car (Guangdong) Co.,Ltd. |