CN108091801B - Monomer battery with hexagonal honeycomb structure - Google Patents
Monomer battery with hexagonal honeycomb structure Download PDFInfo
- Publication number
- CN108091801B CN108091801B CN201711397381.1A CN201711397381A CN108091801B CN 108091801 B CN108091801 B CN 108091801B CN 201711397381 A CN201711397381 A CN 201711397381A CN 108091801 B CN108091801 B CN 108091801B
- Authority
- CN
- China
- Prior art keywords
- battery
- groove
- thermal management
- seat
- mounting groove
- 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.)
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Links
- 239000000178 monomer Substances 0.000 title description 3
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 229920006332 epoxy adhesive Polymers 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000001413 cellular effect Effects 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920006335 epoxy glue Polymers 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a single battery with a hexagonal honeycomb structure, which comprises at least one battery, a battery seat and a heat management tube, wherein a mounting groove is formed in the battery seat, and the battery is mounted in the mounting groove of the battery seat. The side part of the battery seat is provided with a placing groove for installing a thermal management pipe, and the thermal management pipe penetrates through the placing groove and clamps the battery in the installing groove. The invention has the following advantages: the single battery with the hexagonal honeycomb structure can be combined with the chassis or the vehicle bottom plate structure, so that the whole vehicle space is saved, and certain strength and rigidity can be ensured; the layering cover plate design is adopted, so that the power supply connection and the management system can be combined, and meanwhile, effective isolation between strong current and weak current is ensured; the battery pack is presented in a structured battery module, and can be suitable for various vehicle types of chassis with different structures, and the like.
Description
[ Field of technology ]
The invention relates to the field of battery systems of new energy electric automobiles, in particular to a single battery with a hexagonal honeycomb structure.
[ Background Art ]
At present, the battery pack systems of the electric automobile at home and abroad mainly can be divided into two main types: (1) battery box type; the battery box is characterized in that a set of box body corresponding to the whole vehicle structure is designed according to the whole vehicle structure, and the battery is placed in the box body, so that the battery can be fixed in the battery box, and the functions of monitoring and managing the battery performance are realized. At present, a plurality of large-sized electric automobiles in China adopt the structure. When the battery pack is used, the arrangement space is reserved for the whole vehicle design in priority, namely the whole vehicle design needs to be matched with the battery pack structure. (2) a whole vehicle structure compatible type; the type considers that the battery does not occupy the whole vehicle space, and certain structural parts of the whole vehicle are directly used as the direction of the battery mode. For example, the solar LEAF battery pack structure mode directly uses the whole vehicle bottom plate as a space for placing the battery. The mode combines the whole vehicle structural design, combines the battery pack structure with a certain part or a plurality of parts of the whole vehicle to design, ensures that the whole vehicle has a certain use space, and simultaneously ensures the diversity of the battery placement structure.
The design thought of the battery pack of the electric automobile is to design a set of box body which is matched with the battery pack according to the whole automobile structure, the whole automobile structure and the battery pack are mutually independent, the whole automobile overall space cannot be effectively utilized, so that the utilization space is compressed, and the battery placement structure is relatively single, so that the problems of high design cost of the battery pack, complex assembly mode and the like are caused.
[ Invention ]
The invention aims to solve the problems of the technology, and designs a single battery with a hexagonal honeycomb structure compatible with a whole vehicle structure so as to realize the design diversification of battery packs of electric vehicles, efficiently utilize the space of the whole vehicle and lighten the whole vehicle structure.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a hexagonal honeycomb's monomer battery, includes at least one battery, battery holder and thermal management pipe, establish the mounting groove in the battery holder, the battery install in the mounting groove of battery holder. The side part of the battery seat is provided with a placing groove for installing a thermal management pipe, and the thermal management pipe penetrates through the placing groove and clamps the battery in the installing groove.
Preferably, the mounting groove is used for placing at least two batteries, the two side parts of the battery seat, which are symmetrical relative to the center, are provided with placing grooves for placing the thermal management pipes, and the thermal management pipes are arranged in the placing grooves and clamp the batteries in the mounting groove.
Preferably, the heat management pipe is a flat pipe made of aluminum alloy, and two ends of the pipe are provided with cooling liquid interfaces.
Preferably, a heat conducting epoxy glue is further arranged between the heat management pipe and the battery.
Preferably, the thermal management is a pipe made of aluminum alloy, is flat, has a pipe wall thickness of 1mm and has an outer diameter and a total width of 10mm.
Preferably, the unit cells with the hexagonal honeycomb structure are used as a unit cell of a honeycomb cell pack system, the honeycomb cell pack system comprises a bottom plate, a cell pack and a cover plate, a honeycomb groove for installing the cell pack is formed in the bottom plate, and the cell pack is installed in the honeycomb groove to form honeycomb arrangement. The cover plate covers the upper part of the battery pack, and the battery pack is pressed in the honeycomb groove; the thermal management tube sequentially passes through a plurality of adjacent placement grooves of the battery packs.
Preferably, the cover plate comprises a cover plate layer, a weak current layer, a strong current layer and a shielding layer, wherein the weak current layer is arranged between the cover plate layer and the strong current layer, and the shielding layer is arranged between the strong current layer and the battery.
Preferably, a temperature sensor is arranged in the honeycomb groove.
Compared with the prior art, the invention has the following advantages: the single battery with the hexagonal honeycomb structure can realize the design diversification of the battery pack of the electric automobile, efficiently utilize the whole vehicle space and lighten the whole vehicle structure, and simultaneously can ensure certain strength and rigidity; the battery pack is presented by a structured battery system module, and can be suitable for chassis of various vehicle types with different structures; the heat management pipe is arranged, and the interior of the heat management pipe is filled with the refrigerating mixed liquid for heat dissipation of the battery, so that the problem that the service life of the battery is shortened due to the fact that the battery cannot dissipate heat in time after being heated is avoided.
[ Description of the drawings ]
Fig. 1 is a schematic structural view of a hexagonal honeycomb structure of a single cell according to the present invention;
FIG. 2 is a schematic view of a battery holder in a hexagonal honeycomb structure of a single battery according to the present invention;
FIG. 3 is a top view of a battery holder in a hexagonal honeycomb structured cell of the present invention;
Fig. 4 is a front view of a cellular battery pack system comprised of a hexagonal honeycomb structure of cells of the present invention;
FIG. 5 is a left side view of a cellular battery pack system comprised of cells of a hexagonal honeycomb structure of the present invention;
FIG. 6 is a top view of a cellular battery pack system comprised of cells of a hexagonal honeycomb structure of the present invention;
FIG. 7 is a schematic view of the structure of a cover sheet layer in a cover sheet of a cellular battery pack system of the present invention constructed of hexagonal honeycomb-structured unit cells;
FIG. 8 is a schematic view of the structure of the heavy current layer in the cover plate of a cellular battery pack system comprised of cells of a hexagonal honeycomb structure according to the present invention;
Fig. 9 is a schematic view showing the structure of weak current layers in a cover plate of a cellular battery pack system composed of a hexagonal honeycomb-structured unit cell of the present invention;
FIG. 10 is a schematic view of the structure of the shielding layer in the cover plate of a cellular battery pack system comprised of a hexagonal honeycomb structure of the present invention;
Fig. 11 is a schematic view of the structure of the honeycomb bottom layer of the honeycomb battery pack system constituted by the unit cells of a hexagonal honeycomb structure according to the present invention.
[ Detailed description ] of the invention
The following describes a hexagonal honeycomb structure unit cell according to the present invention in detail with reference to the accompanying drawings and specific examples.
A single battery with a hexagonal honeycomb structure, as shown in fig. 1-3, comprises at least one battery 2, a battery seat 1 and a thermal management tube 3, wherein a mounting groove is formed in the battery seat 1, and the battery 2 is mounted in the mounting groove of the battery seat 1. The lateral part of the battery seat 1 is provided with a placing groove 12 for installing the thermal management tube 3, the thermal management tube 3 passes through the placing groove 12 and tightly clamps the battery 2 in the installing groove, the thermal management tube 3 is in contact with the surface of the battery 1 for heat dissipation of the battery, and the problem that the service life of the battery is shortened due to the fact that the battery cannot dissipate heat in time after being heated is avoided. More than two batteries 2 are arranged in the mounting groove, and the more than two batteries are connected in parallel or in series. The battery 2 can be a square battery, and the square battery has the characteristics of large volume and capacity, high energy density and the like, and can be connected with the whole battery pack through series connection. Compared with other types of batteries, the battery has the advantages of being small in use quantity, convenient to manage and the like on the whole vehicle. The prismatic battery is preferably a lithium ion battery. The single battery with the hexagonal honeycomb structure is used as a honeycomb battery pack system forming unit, so that the battery pack of the electric automobile is diversified in design, the space of the whole automobile is efficiently utilized, the whole automobile structure is light, and the battery pack can be suitable for chassis of various automobile types with different structures; the honeycomb battery system is installed and fixed above the chassis or the whole vehicle bottom plate and can be combined with the chassis or the vehicle bottom plate structure, so that the whole vehicle space is saved and certain strength and rigidity can be ensured.
The two batteries 2 are placed at least in the mounting groove, the placing grooves 12 for placing the heat management pipes 3 are formed in the two side parts of the battery seat 1, which are symmetrical with respect to the center, the placing grooves 12 can be respectively arranged on the two side surfaces of the battery seat, which are symmetrical with respect to the center, and the battery seat can be wrapped for heat dissipation, so that the heat dissipation effect is improved. The heat management pipe 3 is installed in the placing groove 12 and clamps the battery 2 in the installing groove, and the heat management pipe 3 is contacted with each battery, so that the heat dissipation of the batteries is faster and more balanced.
The thermal management tube 3 may be a tube made of aluminum alloy, and has a flat shape, a wall thickness of about 1mm, and an outer diameter and a total width of about 10 mm. The cooling liquid interfaces 31 are arranged at two ends of the pipeline, and cooling liquid is filled into the pipeline through the cooling liquid interfaces 31 for carrying the battery to generate heat, so that the problem that the service life of the battery is shortened due to the fact that the battery cannot dissipate heat in time after being used for generating heat is avoided. The cooling liquid is a mixed liquid of liquid water and glycol, preferably 50% of liquid water and 50% of glycol, so that the refrigerating effect is ensured.
The heat management pipe 3 with still be provided with heat conduction epoxy glue between the battery 2, heat conduction epoxy glue has heat conductivility good, thermal shock resistance strong, application temperature range is wide and electrical insulation performance characteristics such as excellent, can also protect the battery not receive the wearing and tearing of aluminum alloy pipe simultaneously.
As shown in fig. 4-11, the cellular battery pack system comprises a bottom plate 6, a battery pack and a cover plate 4, wherein a cellular groove 61 for installing the battery pack is arranged on the bottom plate 6, the battery pack is installed in the cellular groove 61 to form a cellular arrangement, the cover plate 4 covers the upper part of the battery pack, and the battery pack is pressed in the cellular groove 61. The shape of the honeycomb groove 61 is matched with the shape of the battery pack to form a stable mounting structure. Preferably, the cross section of the honeycomb groove 61 is hexagonal, and the battery holder 1 of the battery pack is also hexagonal matched with the honeycomb groove 61, so as to form a stable assembly structure, and loose or rotation is not easy to generate. The thermal management tube 3 sequentially passes through a plurality of adjacent placement grooves 12 of the battery packs and is used for radiating heat of the batteries. The thermal management tube 3 is bent along the placement grooves 12 of adjacent battery packs forming a honeycomb arrangement to improve the heat dissipation effect.
The cover plate 4 comprises a cover plate layer 411, a weak current layer 412, a strong current layer 413 and a shielding layer 414, wherein the weak current layer 412 is arranged between the cover plate layer 411 and the strong current layer 413, and the shielding layer 414 is arranged between the strong current layer 413 and the battery 2 and mainly plays roles of strong current linkage and weak current control (including functions such as battery management and the like); the layering integrated design is adopted, so that the power supply connection and the management system can be combined, and meanwhile, effective isolation between the cover plate and the battery is ensured. Wherein the weak current layer 412 is mainly responsible for the related functions of the battery management system; the strong current layer 413 is mainly responsible for charging and inputting of the total power supply, and the shielding layer 414 is used for avoiding direct contact between the battery and the strong current layer, so as to avoid accidents such as battery short circuit.
The cover plate layer 411 is provided with a battery strong electric interface (a power positive electrode 42 and a power negative electrode 43), a data monitoring interface 44, screw holes 41 for fixing a battery box body and an insulating sleeve 5 for ensuring the contact safety of each single battery pole and the corresponding position of the cover plate, and the insulating sleeve 5 is arranged on the battery pole. A temperature sensor 62 is provided in the honeycomb groove 61 for monitoring the temperature.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, i.e., the invention is not limited to the specific embodiments described herein, but is to be accorded the full scope of the claims.
Claims (2)
1. A hexagonal honeycomb structured single cell, characterized in that: the battery comprises at least one battery, a battery seat and a thermal management tube, wherein a mounting groove is formed in the battery seat, the battery is mounted in the mounting groove of the battery seat, a placing groove for mounting the thermal management tube is formed in the side part of the battery seat, and the thermal management tube penetrates through the placing groove and clamps the battery in the mounting groove;
The mounting groove is used for placing at least two batteries, the two side parts of the battery seat, which are symmetrical relative to the center, are provided with placing grooves for placing the thermal management pipes, and the thermal management pipes are arranged in the placing grooves and clamp the batteries in the mounting groove;
The heat management pipe is a flat pipe made of aluminum alloy, and two ends of the pipe are provided with cooling liquid interfaces;
and a heat-conducting epoxy adhesive is also arranged between the heat management pipe and the battery.
2. The hexagonal honeycomb structured single cell of claim 1, wherein: the wall thickness of the pipeline is 1mm, and the total width of the outer diameter of the pipeline is 10mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711397381.1A CN108091801B (en) | 2017-12-21 | 2017-12-21 | Monomer battery with hexagonal honeycomb structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711397381.1A CN108091801B (en) | 2017-12-21 | 2017-12-21 | Monomer battery with hexagonal honeycomb structure |
Publications (2)
Publication Number | Publication Date |
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CN108091801A CN108091801A (en) | 2018-05-29 |
CN108091801B true CN108091801B (en) | 2024-04-19 |
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CN201711397381.1A Active CN108091801B (en) | 2017-12-21 | 2017-12-21 | Monomer battery with hexagonal honeycomb structure |
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CN110676410A (en) * | 2019-10-12 | 2020-01-10 | 北京理工大学 | A lightweight multifunctional structure for laminate polymer battery module |
Citations (11)
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JP2005285456A (en) * | 2004-03-29 | 2005-10-13 | Sanyo Electric Co Ltd | Power supply apparatus |
JP2011049013A (en) * | 2009-08-26 | 2011-03-10 | Sanyo Electric Co Ltd | Battery pack |
JP2012243535A (en) * | 2011-05-18 | 2012-12-10 | Sanyo Electric Co Ltd | Battery pack |
CN104319431A (en) * | 2014-10-17 | 2015-01-28 | 广东亿纬赛恩斯新能源系统有限公司 | Battery module and cooling method thereof |
CN104916880A (en) * | 2015-06-18 | 2015-09-16 | 安徽江淮松芝空调有限公司 | Water cooling device for electric vehicle batteries |
JP2016207569A (en) * | 2015-04-27 | 2016-12-08 | パナソニックIpマネジメント株式会社 | Battery holder and battery pack having the same |
CN106374163A (en) * | 2016-11-07 | 2017-02-01 | 珠海格力电器股份有限公司 | Thermal management system for batteries |
CN206210865U (en) * | 2016-08-10 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of electric automobile chassis structure |
CN106921006A (en) * | 2017-04-24 | 2017-07-04 | 西安科技大学 | A kind of battery thermostat and system |
DE102016206463A1 (en) * | 2016-04-18 | 2017-10-19 | Bayerische Motoren Werke Aktiengesellschaft | SUPPORT FOR BATTERY CELLS, BATTERY MODULE, STORAGE BATTERY AND VEHICLE |
CN207834386U (en) * | 2017-12-21 | 2018-09-07 | 广东技术师范学院 | A kind of single battery of hexagonal honeycomb structure |
-
2017
- 2017-12-21 CN CN201711397381.1A patent/CN108091801B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005285456A (en) * | 2004-03-29 | 2005-10-13 | Sanyo Electric Co Ltd | Power supply apparatus |
JP2011049013A (en) * | 2009-08-26 | 2011-03-10 | Sanyo Electric Co Ltd | Battery pack |
JP2012243535A (en) * | 2011-05-18 | 2012-12-10 | Sanyo Electric Co Ltd | Battery pack |
CN104319431A (en) * | 2014-10-17 | 2015-01-28 | 广东亿纬赛恩斯新能源系统有限公司 | Battery module and cooling method thereof |
JP2016207569A (en) * | 2015-04-27 | 2016-12-08 | パナソニックIpマネジメント株式会社 | Battery holder and battery pack having the same |
CN104916880A (en) * | 2015-06-18 | 2015-09-16 | 安徽江淮松芝空调有限公司 | Water cooling device for electric vehicle batteries |
DE102016206463A1 (en) * | 2016-04-18 | 2017-10-19 | Bayerische Motoren Werke Aktiengesellschaft | SUPPORT FOR BATTERY CELLS, BATTERY MODULE, STORAGE BATTERY AND VEHICLE |
CN206210865U (en) * | 2016-08-10 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of electric automobile chassis structure |
CN106374163A (en) * | 2016-11-07 | 2017-02-01 | 珠海格力电器股份有限公司 | Thermal management system for batteries |
CN106921006A (en) * | 2017-04-24 | 2017-07-04 | 西安科技大学 | A kind of battery thermostat and system |
CN207834386U (en) * | 2017-12-21 | 2018-09-07 | 广东技术师范学院 | A kind of single battery of hexagonal honeycomb structure |
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Address after: No. 293, Zhongshan Avenue West, Tianhe District, Guangzhou, Guangdong 510630 Patentee after: GUANGDONG POLYTECHNIC NORMAL University Country or region after: China Address before: 510000, No. 576 Shilongkou West Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG POLYTECHNIC NORMAL University Country or region before: China |