CN109860859A - A kind of lithium-ion-power cell - Google Patents
A kind of lithium-ion-power cell Download PDFInfo
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- CN109860859A CN109860859A CN201710503683.6A CN201710503683A CN109860859A CN 109860859 A CN109860859 A CN 109860859A CN 201710503683 A CN201710503683 A CN 201710503683A CN 109860859 A CN109860859 A CN 109860859A
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- Prior art keywords
- thermally conductive
- collection body
- heat sink
- heat collection
- sink runner
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
Lithium-ion-power cell, the organic shell, the electrolyte being injected into the organic shell including battery core, for accommodating the battery core and the top cover being fixedly connected on the organic shell；Battery core includes positive plate, negative electrode tab and the diaphragm being interval between the positive plate and negative electrode tab, and successively battery core is made in lamination or winding in order；It is characterized in that positive plate and negative electrode tab are provided with thermally conductive heat collection body, thermally conductive heat collection body is the positive part of plus plate current-collecting body and negative current collector or/and the collector of the local uncoated active material layer of reverse side, at least more than two panels thermally conductive heat collection body builds up heat sink runner, heat sink runner overlaps or is connected with fluid course component, the socket joint nozzle and socket pipe member fluidly connected is respectively arranged in the opposite face of organic shell, the socket joint spout axis and socket pipe member axis is symmetrical arranged with battery central axes, can effectively solve the problems such as battery temperature is too high or too low.
Description
(1) technical field
The present invention relates to a kind of lithium ion battery more particularly to a kind of lithium-ion-power cells.
(2) background technique
Traffic brings dual-pressure to energy crisis and environmental pollution, efficient, cleaning that there is an urgent need to Devoting Major Efforts To Developings and research,
The new-energy automobile of safety realizes energy-saving and emission-reduction.Lithium ion battery is due to high, pollution-free, memory-less effect etc. with specific energy
Advantage becomes the optimal candidate of new-energy automobile dynamical system.But lithium ion battery is very sensitive to temperature, in suitable temperature
Battery pack high-efficiency discharge and could keep good performance in range.High temperature can make lithium ion battery aging speed become faster, is hot
Resistance increase becomes faster, cycle-index tails off, service life shortens, or even the problems such as initiation battery thermal runaway；Low temperature can be electrolysed
The conductivity of liquid reduces, and the ability decline of conductive activity ion, impedance increases, capacity decline.
The prior art or the riding position by changing battery core increase the purpose of heat dissipation to reach improvement fluid course；
Or by the improvement to battery case, such as case material is changed to by aluminium alloy by thermoelectric material and the compound system of aluminum material
It is standby, housing side is added into many places heat dissipation convex edge；Or electrode slice extension is extend into electrolyte, by electrolyte by energy
It is transmitted to battery case, then outside batteries etc. are transferred to by battery case.Make although the prior art can play certain heat dissipation
With, but heat still cannot be exported directly to outside batteries from main heating position pole piece, heat conduction and heat radiation effect is poor.Cause
This, studying a kind of Novel lithium ion power battery has been urgent need.
(3) summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of lithium-ion-power cell, it can effectively solve battery temperature
The problems such as too high or too low.
The technical solution of the present invention is as follows: lithium-ion-power cell, including battery core, for accommodating the organic hard of the battery core
Shell, the electrolyte being injected into organic hard shell and the top cover being fixedly connected on organic hard shell；The battery core includes
Positive plate, negative electrode tab and the diaphragm being interval between the positive plate and negative electrode tab, successively electricity is made in lamination or winding in order
Core；The positive plate is equipped with positive pole ear；The negative electrode tab is equipped with negative lug；The top cover is equipped with and the positive pole ear
The Positive Poles of electrical connection, the negative pole being electrically connected with the negative lug；The negative electrode tab include negative current collector and
Coated in the anode active material layer on negative current collector；Positive plate includes plus plate current-collecting body and coated on plus plate current-collecting body
Anode active material layer, it is characterised in that positive plate and negative electrode tab are provided with thermally conductive heat collection body, and the thermally conductive heat collection body is positive
The collector of the local uncoated active material layer in the positive part or/and reverse side of pole collector and negative current collector, at least two panels
The above thermally conductive heat collection body builds up the heat sink runner of thermally conductive thermal-arrest in the same area up and down, constitutes the thermal energy disengaging heat sink stream of battery core
Road, heat sink runner overlap or are connected with fluid course component, are respectively arranged with holding of fluidly connecting in the opposite face of organic shell
Cannula port and socket pipe member, the socket joint spout axis and socket pipe member axis are symmetrical arranged with battery central axes.In this way, will
Thermally conductive heat collection body overlaps to form heat sink runner in upper and lower the same area, and by fluid course component to heat sink runner heat or it is cold
But, internal temperature of battery can be realized to be raised and lowered, maintains battery in suitable operating temperature always, improves battery work effect
Rate extends battery life, eliminates safe hidden trouble；The opposite face of organic shell be respectively arranged with the socket joint nozzle that fluidly connects and
Socket pipe member, the socket joint spout axis and socket pipe member axis are symmetrical arranged with battery central axes, are conducive on each shell
The connection of fluid, and be conducive to the installation of battery；Thermally conductive heat collection body can be integrally formed with positive plate, simplify process, improve production
Efficiency.
Optionally, thermally conductive heat collection body is spaced in the heat sink that the same area builds up the thermally conductive thermal-arrest of sandwich up and down at least more than two panels
Runner constitutes the heat sink runner of battery core thermal energy disengaging.
Optionally, of the invention to be further characterized in that the heat sink runner is thermally conductive heat collection body by being welded and fixed to be formed.This
Sample, thermally conductive heat collection body are not needed additionally to increase component, can be fixed together, and heat can be led rapidly by heat sink runner
Enter and export, controls battery in suitable temperature range.
Of the invention be further characterized in that described is welded as supersonic welding, Laser Welding or friction welding (FW).
Optionally, of the invention to be further characterized in that the heat sink runner is thermally conductive heat collection body by bolt or rivets fixed shape
At.In this way, thermally conductive heat collection body can be fixed together, heat can be imported rapidly and be exported by heat sink runner, control battery
In suitable temperature range.
Optionally, of the invention to be further characterized in that the heat sink runner is that thermally conductive heat collection body bending described in multilayer is fixed into one
Body.In this way, the heat on thermally conductive heat collection body would be even more beneficial to concentrate on heat sink runner, is conducive to radiate or heat.
Further, of the invention to be further characterized in that the thermally conductive heat collection body bending is vertical with positive plate or 0-89 ° of inclination angle.
In this way, the heat on thermally conductive heat collection body would be even more beneficial to concentrate on heat sink runner, is conducive to radiate or heat.
Optionally, of the invention to be further characterized in that the heat sink runner is that the thermally conductive unidirectional bending of heat collection body described in multilayer is fixed
Integrally.In this way, heat sink runner not only installed it is more convenient, but also be conducive to radiate or heat.
Optionally, of the invention to be further characterized in that the heat sink runner is the thermally conductive forward and reverse bending of heat collection body described in multilayer
It is integrally fixed.In this way, heat sink runner is conducive to radiate or heat.
Optionally, it is of the invention be further characterized in that the heat sink runner be the bending of part multilayer the thermally conductive heat collection body with
The straight thermally conductive heat collection body is integrally fixed.In this way, heat sink runner is conducive to radiate or heat.
Optionally, the thermally conductive heat collection body of the invention for being further characterized in that part multilayer bending is unidirectional bending.In this way,
Heat sink runner not only installed it is more convenient, but also be conducive to radiate or heat.
Optionally, the thermally conductive heat collection body of the invention for being further characterized in that part multilayer bending be positive, inverse bending.This
Sample, heat sink runner are conducive to radiate or heat.
Optionally, of the invention to be further characterized in that the perforation of some or all of thermally conductive heat collection body or 3D perforation or 3D are concave-convex.
In this way, the surface area of thermally conductive heat collection body increases, it is more advantageous to heat dissipation or heating.
Optionally, of the invention to be further characterized in that that perforation, netted, 3D perforation, 3D are accompanied between thermally conductive heat collection body is concave-convex
Thermally conductive heat-collecting part.In this way, the heat dissipation of thermally conductive heat collection body or heating efficiency will be more preferable.
Optionally, of the invention be further characterized in that is characterized in that heat sink runner is provided with thermal connection part.In this way, being thermally connected part
Can heat rapidly be imported or be exported heat sink runner.
Further, of the invention to be further characterized in that the thermal connection part is cooling fin.In this way, cooling fin can rapidly will be warm
Amount export heat sink runner.
Further, of the invention to be further characterized in that the thermal connection part is sheet metal.In this way, sheet metal can be fast by heat
Speed export heat sink runner.
Further, of the invention to be further characterized in that the sheet metal is identical as thermally conductive heat collection body material.In this way, sheet metal
It would be even more beneficial to connect with thermally conductive heat collection body.
Optionally, of the invention to be further characterized in that between thermally conductive heat collection body or surface is provided with fin.In this way, thermally conductive thermal-arrest
Heat on body can quickly be exported by fin, and then reduce the temperature of battery.
Optionally, it is of the invention be further characterized in that on thermally conductive heat collection body be provided with it is heat sink.In this way, thermally conductive by heat sink control
Heat collection body is within suitable temperature range.
Optionally, of the invention be further characterized in that is characterized in that heat sink runner is provided with heat-exchanging part.In this way, passing through heat
Replacement part can control the temperature of heat sink runner within the scope of suitable, and battery performance is avoided to be done harm to.
Further, of the invention to be further characterized in that the heat sink runner and the heat-exchanging part are integrally welded.This
Sample, heat sink runner, which does not need addition additional components with heat-exchanging part, securely to be connect, and connects also more convenient.
Further, of the invention to be further characterized in that the heat sink runner and heat-exchanging part bolt, cementing or riveting
It is connected into one.In this way, heat sink runner can be securely joined together with heat-exchanging part.
Optionally, of the invention to be further characterized in that the heat sink runner is connected on the metal shell, the metal-back
Body serves as radiator.In this way, the heat on heat sink runner is beneficial to reach the surface of battery, be conducive to radiate.
Optionally, of the invention to be further characterized in that there are insulating layer, thermal insulation layer or insulating film in thermally conductive heat collection body surface.This
Sample will avoid causing short circuit in inside battery, cause the danger such as explosion.
Optionally, of the invention to be further characterized in that the heat sink water passage surface has insulating layer or insulating film.In this way, will avoid
Short circuit is caused in inside battery, causes the danger such as explosion.
Optionally, it is of the invention be further characterized in that the heat sink runner be located at the ipsilateral of the positive pole ear, opposite side and
At least side of sides adjacent.
Optionally, of the invention to be further characterized in that the heat sink runner has one or two or three in the side of positive pole ear
It is a.It imports or exports from heat sink runner in this way, heat is more advantageous to.
Optionally, of the invention to be further characterized in that thermally conductive heat collection body protrudes from positive plate.In this way, be conducive to heat import or
Export.
Further, the thermally conductive heat collection body of the invention for being further characterized in that protrusion protrudes into the electrolyte in battery case
In.In this way, the heat of thermally conductive heat collection body can import in electrolyte, heat reaches rapidly battery surface through electrolyte, avoid because every
Film heat transfer property is bad, and heat is caused to gather in inside battery, causes dangerous；The heat in electrolyte can also be by leading simultaneously
Hot heat collection body and rapidly import pole piece, avoid battery temperature too low.
Further, electrolyte heat exchanger is heated or cooled in of the invention be further characterized in that in the electrolyte.
In this way, electrolyte can be such that battery temperature maintains in suitable range by the way that thermally conductive heat collection body is heated or cooled.
Optionally, of the invention to be further characterized in that thermally conductive heat collection body is depressed in positive plate.In such manner, it is possible to save inside battery
Space can make the capacity of the battery of same volume bigger.
Optionally, of the invention to be further characterized in that thermally conductive heat collection body is connected position with positive plate with wide.In this way, heating conduction
It is good, and production process is simple.
Optionally, of the invention to be further characterized in that collector of showing up is parallel to anode active material layer.
Further, of the invention to be further characterized in that collector of showing up is complete or collected works' fluid.
Optionally, of the invention to be further characterized in that collector of showing up is in the middle part of ipsilateral covering anode active material layer.
Optionally, of the invention be further characterized in that on the heat sink runner is provided with temperature sensor.In this way, can accurately obtain
Obtain the temperature data on heat sink runner.
Optionally, of the invention be further characterized in that on the heat-exchanging part is provided with temperature sensor.In this way, can be accurate
Obtain the temperature data on heat-exchanging part.
Further, of the invention to be further characterized in that the temperature sensor is film temperature sensor.
Optionally, of the invention to be further characterized in that the positive electrode active materials are LiFePO4, cobalt acid lithium, LiMn2O4 or three
First material.
Optionally, of the invention to be further characterized in that the negative electrode active material is carbon negative pole material, tin base cathode material, contains
Lithium transition-metal nitride negative electrode material or alloy type negative material.
(4) Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the section structure diagram of Fig. 1；
Fig. 3 is the structural schematic diagram of the embodiment of the present invention 3；
Fig. 4 is the section structure diagram of Fig. 3；
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 5；
Fig. 6 is the structural schematic diagram of the embodiment of the present invention 6；
Fig. 7 is the structural schematic diagram of the embodiment of the present invention 7；
Fig. 8 is the structural schematic diagram of the embodiment of the present invention 8；
Fig. 9 is the structural schematic diagram of the embodiment of the present invention 9；
Figure 10 is the structural schematic diagram of Fig. 9 of the present invention；
Figure 11 is the structural schematic diagram of the embodiment of the present invention 11；
Figure 12 is the structural schematic diagram of Figure 11 of the present invention；
Figure 13 is the structural schematic diagram of the embodiment of the present invention 13；
Figure 14 is the structural schematic diagram of Figure 13 of the present invention；
Figure 15 is the structural schematic diagram of the embodiment of the present invention 15；
Figure 16 is the structural schematic diagram of the embodiment of the present invention 16；
Figure 17 is the structural schematic diagram of the embodiment of the present invention 17.
(5) specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
The technical solution of the present invention is as follows: lithium-ion-power cell, including battery core, for accommodating the organic hard of the battery core
Shell, the electrolyte being injected into organic hard shell and the top cover being fixedly connected on organic hard shell；The battery core includes
Positive plate, negative electrode tab and the diaphragm being interval between the positive plate and negative electrode tab, successively electricity is made in lamination or winding in order
Core；The positive plate is equipped with positive pole ear；The negative electrode tab is equipped with negative lug；The top cover is equipped with and the positive pole ear
The Positive Poles of electrical connection, the negative pole being electrically connected with the negative lug；The negative electrode tab include negative current collector and
Coated in the anode active material layer on negative current collector；Positive plate includes plus plate current-collecting body and coated on plus plate current-collecting body
Anode active material layer, it is characterised in that positive plate and negative electrode tab are provided with thermally conductive heat collection body, and the thermally conductive heat collection body is positive
The collector of the local uncoated active material layer in the positive part or/and reverse side of pole collector and negative current collector, at least two panels
The above thermally conductive heat collection body builds up the heat sink runner of thermally conductive thermal-arrest in the same area up and down, constitutes the thermal energy disengaging heat sink stream of battery core
Road, heat sink runner overlap or are connected with fluid course component, are respectively arranged with holding of fluidly connecting in the opposite face of organic shell
Cannula port and socket pipe member, the socket joint spout axis and socket pipe member axis are symmetrical arranged with battery central axes.
1 is battery case, and 2 be battery core, and 3 be anode ear, and 4 be negative electrode lug, and 5 be thermally conductive heat collection body, and 6 be heat sink runner, and 7 are
Fluid course component, 8 be heat-exchange device, and 9 be insulating layer.
As shown in figure 1, positive and negative tab is arranged in the same end, and the opposite of tab is arranged in fluid course component in thermally conductive heat collection body
End, and connect with anode ear.Fig. 2 is the sectional schematic diagram of Fig. 1, and thermally conductive heat collection body is connect with anode ear 3.
As shown in figure 3, positive and negative tab is arranged in the same end, the phase of tab is arranged in fluid course component for thermally conductive heat collection body
Opposite end, and connect with negative electrode lug.Fig. 4 is the sectional schematic diagram of Fig. 3, and thermally conductive heat collection body is connect with anode ear 3.
As shown in figure 5, thermally conductive heat collection body and positive and negative tab are arranged in the same end, and between positive and negative tab, while with
The fluid course component of thermally conductive heat collection body connection enters from battery cathode end, comes out from positive terminal, and in upstream end and comes out end
It is provided with insulating layer, will be insulated between fluid course component and tab.
As shown in fig. 6, thermally conductive heat collection body and positive and negative tab are arranged in the same end, and between positive and negative tab, while with
The fluid course component of thermally conductive heat collection body connection enters from battery cathode end, comes out from positive terminal, and is provided with coming out end
Insulating layer will insulate between fluid course component and tab.
As shown in fig. 7, the opposite end of battery is arranged in positive and negative tab, thermally conductive heat collection body is arranged in anode ear end and anode ear
The fluid course component of connection, thermally conductive heat collection body connection is passed in and out from the same port of battery, and equal with upstream end coming out end
It is provided with insulating layer, will be insulated between fluid course component and tab, while playing heat-insulated effect.
As shown in figure 8, the same end of battery is arranged in positive and negative tab, the opposite end at tab end is arranged in thermally conductive heat collection body,
The fluid course component connecting with thermally conductive heat collection body is passed in and out from the same port of battery, and is respectively provided with coming out end with upstream end
There is insulating layer, will insulate between fluid course component and tab, while playing heat-insulated effect.
As shown in figure 9, the opposite end of battery is arranged in positive and negative tab, the side of battery is arranged in thermally conductive heat collection body, and leads
The fluid course component of hot heat collection body connection enters from a port of battery, and a port comes out.Such as the section that Figure 10 is Fig. 9
Schematic diagram.
As shown in figure 11, the same end of battery is arranged in positive and negative tab, and the side of battery is arranged in thermally conductive heat collection body, and leads
The fluid course component of hot heat collection body connection enters from a port of battery, and a port comes out.If Figure 12 is the disconnected of Figure 11
Face schematic diagram.
As shown in figure 13, the abutting end of negative electrode lug setting is arranged in anode ear, and the phase of anode ear is arranged in thermally conductive heat collection body
Opposite end, the fluid course component connecting with thermally conductive heat collection body enter from a port of battery, and a port comes out.As Figure 14 is
The sectional schematic diagram of Figure 13.
As shown in figure 15, the opposite end of battery is arranged in positive and negative tab, and the side of battery is arranged in thermally conductive heat collection body, and leads
The fluid course component of hot heat collection body connection is passed in and out from the same port of battery, and in the upstream end of fluid course component and is gone out
To be provided with thermal insulation layer between holding.
As shown in figure 16, the abutting end of battery is arranged in positive and negative tab, and the side of battery is arranged in thermally conductive heat collection body, anode
The opposite end of ear, the fluid course component connecting with thermally conductive heat collection body are passed in and out from the same port of battery, and in fluid course
Thermal insulation layer is provided between the upstream end of component and out end.
As shown in figure 17, the same end of battery is arranged in positive and negative tab, and the side of battery is arranged in thermally conductive heat collection body, and leads
The fluid course component of hot heat collection body connection is passed in and out from the same port of battery, and in the upstream end of fluid course component and is gone out
To be provided with thermal insulation layer between holding.
Above content is enumerating for specific embodiments of the present invention, for the equipment and structure of wherein not detailed description, is answered
When being interpreted as that the existing common apparatus in this field and universal method is taken to be practiced.
The above embodiment of the present invention is only to illustrate that technical solution of the present invention is used simultaneously, only the column of technical solution of the present invention
It lifts, the technical solution and its protection scope being not intended to restrict the invention.Using equivalent technologies mean, equivalent apparatus etc. to this hair
The improvement of technical solution disclosed in bright claims and specification is considered to be without departing from claims of the present invention
And range disclosed in specification.
Claims (10)
1. lithium-ion-power cell, organic shell including battery core, for accommodating the battery core is injected into the organic shell
Electrolyte and the top cover that is fixedly connected on the organic shell；The battery core includes positive plate, negative electrode tab and is interval in institute
The diaphragm between positive plate and negative electrode tab is stated, successively battery core is made in lamination or winding in order；The positive plate is equipped with positive pole
Ear；The negative electrode tab is equipped with negative lug；The top cover be equipped be electrically connected with the positive pole ear Positive Poles, with it is described
The negative pole of negative lug electrical connection；The negative electrode tab includes negative current collector and coated in the cathode on negative current collector
Active material layer；Positive plate includes plus plate current-collecting body and coated in the anode active material layer on plus plate current-collecting body, and feature exists
Be provided with thermally conductive heat collection body in positive plate and negative electrode tab, the thermally conductive heat collection body be plus plate current-collecting body and negative current collector just
The collector of the local uncoated active material layer of face part or/and reverse side, thermally conductive heat collection body is up and down same at least more than two panels
Region builds up the heat sink runner of thermally conductive thermal-arrest, constitutes the thermal energy disengaging heat sink runner of battery core, and heat sink runner overlaps or be connected with stream
Body flow path features are respectively arranged with the socket joint nozzle and socket pipe member fluidly connected in the opposite face of organic shell, and described holds
Cannula port axis and socket pipe member axis are symmetrical arranged with battery central axes.
2. lithium-ion-power cell as described in claim 1, it is characterised in that thermally conductive heat collection body is between the upper and lower at least more than two panels
It is interposed between the heat sink runner that the same area builds up the thermally conductive thermal-arrest of sandwich, constitutes the heat sink runner of battery core thermal energy disengaging.
3. lithium-ion-power cell as claimed in claim 2, it is characterised in that the heat sink runner is that thermally conductive heat collection body passes through
It is welded and fixed to be formed.
4. lithium-ion-power cell as claimed in claim 3, it is characterised in that the heat sink runner is that thermally conductive heat collection body passes through
It is welded and fixed to be formed.
5. lithium-ion-power cell as claimed in claim 4, it is characterised in that described to be welded as supersonic welding, Laser Welding or rub
Wipe weldering.
6. lithium-ion-power cell as claimed in claim 2, it is characterised in that the heat sink runner is that thermally conductive heat collection body passes through
Bolt or the fixed formation of riveting.
7. lithium-ion-power cell as claimed in claim 3, it is characterised in that the heat sink runner is thermally conductive collection described in multilayer
Hot body bending is integrally fixed.
8. the lithium-ion-power cell as described in any claim in claim 1 to 7, it is characterised in that the thermally conductive thermal-arrest
The angle of body bending and positive plate is 0-90 °；Or the heat sink runner is that the thermally conductive unidirectional bending of heat collection body described in multilayer is fixed
Integrally；Or the heat sink runner is that the thermally conductive forward and reverse bending of heat collection body described in multilayer is integrally fixed；Or the heat sink
Runner is that the thermally conductive heat collection body of multilayer bending is integrally fixed with the straight thermally conductive heat collection body；Or multilayer bending
The thermally conductive heat collection body is positive, inverse bending；Or heat sink runner is the bending of part multilayered thermally-conductive heat collection body and straight thermally conductive collection
Hot body is integrally welded；Or the perforation of some or all of thermally conductive heat collection body or 3D perforate or 3D is concave-convex；Or thermally conductive heat collection body
Between accompany perforation, netted, 3D perforation, 3D bumps thermally conductive heat-collecting part；Or itself bending is accompanied between thermally conductive heat collection body
Perforation, netted, 3D perforation, 3D bumps thermally conductive heat collection body；Or heat sink runner is provided with thermal connection part；Or the heat is even
Fitting is cooling fin；Or the thermal connection part is sheet metal；Or the sheet metal is more sheet metals；Or the sheet metal
It is identical as thermally conductive heat collection body material；Or between thermally conductive heat collection body or surface is provided with fin；Or it is arranged on thermally conductive heat collection body
Have heat sink；Or heat sink runner is provided with heat-exchanging part；Or the heat sink runner and the heat-exchanging part are welded into one
Body；Or the heat sink runner bolts with the heat-exchanging part, is cementing or be riveted into one.
9. the lithium-ion-power cell as described in any claim in claim 1 to 7, it is characterised in that thermally conductive thermal-arrest body surface
There are insulating layer, thermal insulation layer or insulating film in face；Or the heat sink water passage surface has insulating layer or insulating film；Or the heat
Confluence road is located at at least side of the ipsilateral of the positive pole ear, opposite side and sides adjacent；Or the heat sink runner is in anode
There are one or two or three in the side of tab；Or thermally conductive heat collection body protrudes from positive plate；Or the thermally conductive collection of protrusion
Hot body gos deep into the electrolyte in battery case；Or electrolyte heat exchanger is heated or cooled in the electrolyte；Or
The thermally conductive heat collection body of person is depressed in positive plate.
10. the lithium-ion-power cell as described in any claim in claim 1 to 7, it is characterised in that thermally conductive heat collection body
It is connected position with positive plate with wide；Or temperature sensor is provided on the heat sink runner；Or on the heat-exchanging part
It is provided with temperature sensor；Or the temperature sensor is film temperature sensor or fiber grating temperature sensor；Or
The temperature sensor is film temperature sensor or fiber grating temperature sensor；Or the heat sink runner be connected to it is described
On organic hard shell, organic hard shell serves as radiator.
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| JP2005071784A (en) * | 2003-08-25 | 2005-03-17 | Nissan Motor Co Ltd | Bipolar battery having cooling tab |
| CN101416343A (en) * | 2006-03-31 | 2009-04-22 | 丰田自动车株式会社 | Stacked type battery |
| CN202067875U (en) * | 2011-05-12 | 2011-12-07 | 比亚迪股份有限公司 | Flexibly packaged battery and battery pack thereof |
| CN202454663U (en) * | 2012-03-01 | 2012-09-26 | 微宏动力系统（湖州）有限公司 | Current collector and battery pack adopting same |
| CN205692896U (en) * | 2016-06-01 | 2016-11-16 | 苏州新中能源科技有限公司 | There is the copper bar of lug refrigerating function |
| CN106876651A (en) * | 2017-03-31 | 2017-06-20 | 山东三尺企业管理咨询有限公司 | High-capacity nickel-hydrogen battery |
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