CN106602169A - Power battery pack with heat dissipation function - Google Patents
Power battery pack with heat dissipation function Download PDFInfo
- Publication number
- CN106602169A CN106602169A CN201611173523.1A CN201611173523A CN106602169A CN 106602169 A CN106602169 A CN 106602169A CN 201611173523 A CN201611173523 A CN 201611173523A CN 106602169 A CN106602169 A CN 106602169A
- Authority
- CN
- China
- Prior art keywords
- heat
- battery case
- battery
- battery pack
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—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
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- 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
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
The invention discloses a power battery pack with a heat dissipation function. The power battery pack comprises a battery box body, a positive electrode and a negative electrode, wherein the positive electrode and the negative electrode arranged at the top of the battery box body; a buffer layer and a heat dissipation layer are arranged in the battery box body; multiple heat conducting layers are uniformly arranged on the heat dissipation layer; single batteries are arranged between the heat conducting layers and are located on the heat dissipation layer; a heat conducting pipe is arranged at the tops of the heat conducting layers; a cooling fan is arranged in the heat conducting pipe; and an exhaust port communicating with the heat conducting pipe is arranged in the side wall of the battery box body. Heat generated during internal working is transferred to the outside by using the heat conducting layers and the heat dissipation layer in the battery box body, so that the target of heat dissipation is achieved and the service life of the battery pack is prolonged. Furthermore, a cache layer is arranged in the battery box body, so that internal components can be prevented from being damaged.
Description
Technical field
The present invention relates to technical field of lithium ion, and in particular to a kind of power battery pack with heat sinking function.
Background technology
Lithium ion battery：It is a kind of secondary cell (rechargeable battery), it relies primarily on lithium ion between a positive electrode and a negative electrode
Movement carrys out work.In charge and discharge process, Li+ comes and goes between two electrodes embedded and deintercalation：During charging, Li+ is de- from positive pole
Embedding, through the embedded negative pole of electrolyte, negative pole is in rich lithium state；It is then contrary during electric discharge.Battery is typically using containing elemental lithium
Material, as electrode, is the representative of modern high performance battery.At present, lithium ion battery has specific energy height, recycles number of times
It is many, the advantages of storage time is long, not only on a portable electronic device as mobile phone, DV and laptop computer are obtained
Extensively application, and it is widely used in the big-and-middle-sized electrical equipment aspect such as electric automobile, electric bicycle and electric tool.
The larger electricity required for these such as electric automobile, electric bicycle, therefore, in life often by several single lithiums from
The electronic battery of son is combined into the set of cells of an entirety by mode in series or in parallel, there is provided required voltage, but, by
Larger in lithium-ion-power cell operating current itself, the heat of generation is more, mutually relies between lithium-ion-power cell
Together, substantial amounts of heat is produced each other, internal heat cannot be distributed, when temperature reaches a timing, it will have influence on
The lithium ion normal work and use life-span.
The content of the invention
The technical problem to be solved be several single lithium ion power battery combinations into set of cells when, by
In in the environment of opposing seal, operationally, the magnitude of current is larger for single lithium-ion-power cell, can produce substantial amounts of heat
Amount, the temperature of set of cells rises, and can accelerate the consume of battery, affects the service life for normally using and shortening battery of battery
Purpose is to provide a kind of power battery pack with heat sinking function, solves the problems, such as the above.
The present invention is achieved through the following technical solutions：
A kind of power battery pack with heat sinking function, including Battery case, the positive pole that is arranged at the top of Battery case and
Negative pole, is provided with cushion and heat dissipating layer inside the Battery case, cushion is located on four inwalls of Battery case, heat dissipating layer
Bottom in Battery case, is evenly provided with some heat-conducting layers between cushion, battery cell is provided between heat-conducting layer,
Heat-conducting layer top is provided with heat pipe.
Further, the two ends of heat pipe are located on the inwall of Battery case respectively, and cooling fan is provided with heat pipe,
Cooling fan is connected with the inwall of Battery case.
Further, battery case body sidewall is provided with the gas outlet connected with heat pipe, and position is distinguished in gas outlet with cooling fan
In the axis both sides of Battery case.
Further, cushion is rubber layer or froth bed, can play shock-absorbing protecting to the battery inside Battery case
Effect, it is to avoid battery cell is acutely shaken and is damaged.
Further, heat dissipating layer is graphite heat radiation fin, and the bottom of battery cell is located on heat dissipating layer, and graphite has good
Heat dispersion, can walk the heat transfer that the battery cell bottom being seated at the top of heat dissipating layer produces.
Further, heat-conducting layer is heat conduction silicone, and silica gel also has good heat dispersion, can will be placed in heat conduction
The heat that battery cell in the middle of layer is produced is taken away.
Further, by wired in series or being connected in parallel between battery cell, and respectively with Battery case on
Positive pole and negative pole connection, single electricity is less to battery cell, be combined into the larger set of cells of electricity.
The present invention compared with prior art, has the following advantages and advantages：
1st, a kind of power battery pack with heat sinking function of the present invention, single lithium-ion-power cell is securely fixed in
The inside of set of cells, and internal battery pack is provided with cushion, it is possible to reduce the extraneous impact to internal lithium-ion-power cell,
Further set of cells is protected；
2nd, a kind of power battery pack with heat sinking function of the present invention, heat dissipating layer and heat-conducting layer that internal battery pack sets will
The heat transfer of generation can be good at playing the effect of radiating to the external world, also can normally use under the work of high current,
Extend the service life of set of cells.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention.
Labelling and corresponding parts title in accompanying drawing：
1- gas outlets, 2- positive poles, 3- Battery cases, 4- heat pipes, 5- fixed blocks, 6- negative poles, 7- cooling fans, 8- bufferings
Layer, 9- battery cells, 10- heat-conducting layers, 11- heat dissipating layers.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and the exemplary embodiment of the present invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in figure 1, a kind of power battery pack with heat sinking function of the present invention, including Battery case 3, it is arranged on battery
The big positive pole 2 in the top of casing 3 and negative pole 6, with negative pole 6 respectively positioned at the axis both sides of Battery case 3, Battery case 3 is length to positive pole 2
Cube shape, is fabricated by using aluminum material, with good heat conductivity, and lighter in weight, is provided with slow in Battery case 3
Layer 8 and heat dissipating layer 11 are rushed, cache layer 8 is located on four inwalls of Battery case 3, cushion 8 is rubber layer or froth bed, is had
Good shock-absorbing function, heat dissipating layer 11 be located at Battery case 3 interior bottom, heat dissipating layer 11 be graphite heat radiation fin, graphite radiating
Piece has good radiating effect, can be by the heat transfer of the generation inside Battery case 3 to Battery case 3, heat dissipating layer 11
On be evenly provided with some heat-conducting layers 10, and heat dissipating layer 11 is located between cache layer 8, and heat dissipating layer 11 is silica gel heat dissipating layer, silicon
Glue has good heat conductivity, and also with good insulating properties, battery cell 9, battery list is provided between heat-conducting layer 10
Body 9 is placed with heat-conducting layer 10, and the heat that the bottom of battery cell 9 produces when working can be transferred to heat-conducting layer 10, due to graphite
With good heat conductivity, can be quickly by the heat transfer of the bottom of battery cell 9 to Battery case 3, then by Battery case 3
Heat is distributed to the external world, battery cell 9 is cylindrical lithium ion power cell, between battery cell 9 by wired in series or
Person is together in parallel, the both positive and negative polarity of battery cell 9 in series or in parallel respectively positive pole 2 corresponding with the top of Battery case 3,
Negative pole 6 connects, and is combined into the larger set of cells of electricity, and heat-conducting layer 10 is provided with fixed block 5, and the effect of fixed block 5 is to place
The clamping of battery cell 9 between heat-conducting layer 10, placing battery monomer 9 loosens, and the top of heat-conducting layer 10 is provided with heat pipe
4, the heat transfer that heat-conducting layer 10 produces battery cell 9 to heat pipe 4, the two ends of heat pipe 4 respectively with Battery case 3 in
Wall connects, and in heat pipe 4 cooling fan 7 is provided with, and cooling fan 7 is connected with the inwall of Battery case 3, and battery cell 9 is
Cooling fan 7 provides electricity when working, the outer wall of Battery case 3 be provided with the switch of control cooling fan work and with heat pipe 4
The gas outlet 1 of connection, during work, the heat that cooling fan 7 will be transmitted in heat pipe 4 is blown to Battery case 3 by gas outlet 1
The external world is reducing the purpose of the internal temperature of Battery case 3.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the specific embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. all should include
Within protection scope of the present invention.
Claims (7)
1. a kind of power battery pack with heat sinking function, including Battery case (3), it is arranged at the top of Battery case (3) just
Pole (2) and negative pole (6), it is characterised in that：Cushion (8) and heat dissipating layer (11), cushion are provided with inside the Battery case (3)
(8) on four inwalls of Battery case (3), bottom of the heat dissipating layer (11) in Battery case (3), cushion (8) it
Between be provided with some heat-conducting layers (10), and heat-conducting layer (10) positioned at the top of heat dissipating layer (11), heat-conducting layer is provided between (10)
Battery cell (9), heat-conducting layer (10) top is provided with heat pipe (4).
2. a kind of power battery pack with heat sinking function according to claim 1, it is characterised in that：The heat pipe
(4) two ends are located at respectively on the inwall of Battery case (3), and are provided with cooling fan (7), cooling fan (7) in heat pipe (4)
It is connected with the inwall of Battery case (3).
3. a kind of power battery pack with heat sinking function according to claim 2, it is characterised in that：The Battery case
(3) gas outlet (1) connected with heat pipe (4) is provided with, gas outlet (1) is located at respectively Battery case (3) with cooling fan (7)
Axis both sides.
4. a kind of power battery pack with heat sinking function according to claim 1, it is characterised in that：The cushion
(8) it is rubber layer or froth bed.
5. a kind of power battery pack with heat sinking function according to claim 1, it is characterised in that：The heat dissipating layer
(11) it is graphite heat radiation fin, the bottom of battery cell (9) is located on heat dissipating layer (11).
6. a kind of power battery pack with heat sinking function according to claim 1, it is characterised in that：The heat-conducting layer
(10) it is heat conduction silicone.
7. a kind of power battery pack with heat sinking function according to claim 1, it is characterised in that：The battery cell
(9) by wired in series or being connected in parallel between, and respectively with Battery case (3) on positive pole (2) and negative pole (6) company
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611173523.1A CN106602169A (en) | 2016-12-16 | 2016-12-16 | Power battery pack with heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611173523.1A CN106602169A (en) | 2016-12-16 | 2016-12-16 | Power battery pack with heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106602169A true CN106602169A (en) | 2017-04-26 |
Family
ID=58601141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611173523.1A Withdrawn CN106602169A (en) | 2016-12-16 | 2016-12-16 | Power battery pack with heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106602169A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195819A (en) * | 2017-06-01 | 2017-09-22 | 江苏泰霸电源系统有限公司 | A kind of battery protection case for being easy to load and unload |
| CN108899445A (en) * | 2018-07-06 | 2018-11-27 | 江苏卓高新材料科技有限公司 | A kind of battery case, power module and battery pack |
| CN109148776A (en) * | 2018-08-29 | 2019-01-04 | 扬州昊宁电气有限公司 | A kind of city street lamp battery that waterproof heat-resisting effect is good |
| CN109860464A (en) * | 2019-02-12 | 2019-06-07 | 风帆（扬州）有限责任公司 | A kind of novel start and stop battery of energy-saving and environment-friendly automobile |
| CN110416458A (en) * | 2019-08-05 | 2019-11-05 | 安徽相源新能源有限公司 | A kind of explosion-proof lithium cell battery pack and its manufacturing method for reinforcing heat dissipation |
| CN110492119A (en) * | 2019-08-14 | 2019-11-22 | 润远建设发展有限公司 | A kind of explosion-proof type lithium battery of perfect heat-dissipating |
| CN113067078A (en) * | 2019-12-16 | 2021-07-02 | 河南美力达汽车有限公司 | Battery protection device for new energy automobile |
| WO2023092849A1 (en) * | 2021-11-26 | 2023-06-01 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, and electric apparatus |
-
2016
- 2016-12-16 CN CN201611173523.1A patent/CN106602169A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195819A (en) * | 2017-06-01 | 2017-09-22 | 江苏泰霸电源系统有限公司 | A kind of battery protection case for being easy to load and unload |
| CN108899445A (en) * | 2018-07-06 | 2018-11-27 | 江苏卓高新材料科技有限公司 | A kind of battery case, power module and battery pack |
| CN109148776A (en) * | 2018-08-29 | 2019-01-04 | 扬州昊宁电气有限公司 | A kind of city street lamp battery that waterproof heat-resisting effect is good |
| CN109860464A (en) * | 2019-02-12 | 2019-06-07 | 风帆（扬州）有限责任公司 | A kind of novel start and stop battery of energy-saving and environment-friendly automobile |
| CN110416458A (en) * | 2019-08-05 | 2019-11-05 | 安徽相源新能源有限公司 | A kind of explosion-proof lithium cell battery pack and its manufacturing method for reinforcing heat dissipation |
| CN110416458B (en) * | 2019-08-05 | 2021-11-12 | 安徽相源新能源有限公司 | Anti-explosion lithium battery cell battery pack with enhanced heat dissipation and manufacturing method thereof |
| CN110492119A (en) * | 2019-08-14 | 2019-11-22 | 润远建设发展有限公司 | A kind of explosion-proof type lithium battery of perfect heat-dissipating |
| CN113067078A (en) * | 2019-12-16 | 2021-07-02 | 河南美力达汽车有限公司 | Battery protection device for new energy automobile |
| CN113067078B (en) * | 2019-12-16 | 2022-08-23 | 河南美力达汽车有限公司 | Battery protection device for new energy automobile |
| WO2023092849A1 (en) * | 2021-11-26 | 2023-06-01 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, and electric apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170426 |