CN207558962U - High efficiency lithium battery group - Google Patents
High efficiency lithium battery group Download PDFInfo
- Publication number
- CN207558962U CN207558962U CN201721798484.4U CN201721798484U CN207558962U CN 207558962 U CN207558962 U CN 207558962U CN 201721798484 U CN201721798484 U CN 201721798484U CN 207558962 U CN207558962 U CN 207558962U
- Authority
- CN
- China
- Prior art keywords
- housing
- lithium battery
- mounting box
- fixed
- shaft
- 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.)
- Expired - Fee Related
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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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- Secondary Cells (AREA)
Abstract
A kind of high efficiency lithium battery group, including housing, it is characterized in that, the housing is cylinder, a coaxial battery mounting box is fixed in housing, battery mounting box includes coaxial and both ends open a cylindrical hole, lithium battery is fixed in battery mounting box, lithium battery point multilayer in battery mounting box is uniformly arranged, and every layer of lithium battery is uniformly distributed around the axis of battery mounting box；A radiating subassembly is further included, radiating subassembly includes motor, and motor drive end is fixedly connected with shaft, and shaft is coaxial with housing, and stretches into cylindrical hole, fixed turbine flabellum in shaft；An axial flow fan leaf is fixed in the gap between both ends and housing in the shaft on battery mounting box axis direction respectively, and coolant is filled in housing.The lithium battery group can effectively improve heat dissipation of lithium battery efficiency, and then improve its working efficiency.
Description
Technical field
The utility model is related to lithium battery groups, and in particular to an efficient lithium battery group.
Background technology
The heat management of lithium battery is particularly important in battery applications, directly affects service life and the performance of battery.Lithium battery
As the power supply source of tramcar, the lithium battery group of larger capacity is needed；Therefore for lithium battery heat management requirement more
It is severe.
Heat dissipation of the existing thermal management technology for dynamic lithium battery in hybrid power tramcar, the temperature of battery cell
Consistency effect is poor；And since the condensation segment in heat pipe is simply by free convection or forced air cooling, no other auxiliary dissipate
Hot equipment, the radiating efficiency of this method be not high；Existing power battery heat management has that heat dissipation performance is poor, security reliability
It can low, radiator oneself power consumption be high, economic indicator is low, the low problems such as low with environmental protection index of volume mass index.
Lithium battery, especially lithium battery group deposit the situation of each region non-uniform temperature in use mostly.
In the prior art, Chinese patent（CN201720548112.X, title " a kind of dynamic lithium battery radiator "）It is open
Following technical solution, including lithium battery group, radiating subassembly, fan and the fixing piece being made of multiple lithium battery monomers；It is described
Radiating subassembly includes pre- backing and heat dissipation monomer, and parallel combinations are into radiating block successively for multiple heat dissipation monomers, in the heat dissipation
The bottom of block and side set pre- backing, and lithium battery monomer is set on heat dissipation monomer at one end, described in the fixing piece is fixed
Lithium battery monomer and radiating subassembly；The heat dissipation monomer includes collecting plate, heat pipe and fins set, and the heat pipe is embedded in collecting plate
Collecting plate is stretched out on upper and heat pipe top, and the fins set is placed on the top of the heat pipe；The fan is arranged on adjacent fins
Between group.
Can not realizing power battery only by simple radiating subassembly, each regional temperature is consistent in use, and then
Influence battery pack whole work efficiency.
Invention content
The purpose of this utility model is to provide a kind of high lithium battery groups of working efficiency.
To achieve these goals, the utility model includes housing, and the housing is cylinder,
A coaxial battery mounting box is fixed in housing, battery mounting box includes coaxial and both ends open a cylinder
Shape through-hole fixes lithium battery in battery mounting box, and lithium battery point multilayer in battery mounting box is uniformly arranged, and every layer of lithium battery
Axis around battery mounting box is uniformly distributed；
A radiating subassembly is further included, radiating subassembly includes motor, and motor drive end is fixedly connected with shaft, shaft and shell
Body is coaxial, and stretches into cylindrical hole, fixed turbine flabellum in shaft；
The gap between both ends and housing in the shaft on battery mounting box axis direction fixes one respectively
Axial flow fan leaf, axial flow fan leaf include fixed link and blade, and fixed link one end is fixedly connected with shaft, and the other end fixes blade, leaf
The both ends in piece gap between battery mounting box radial direction and housing；
The alien invasion of the battery mounting box is made of metal, outer surface coated with thermally conductive silica gel, the cylindrical hole
Facade be made of stainless steel；
Filling coolant in housing；
Case top fixes a radiation shell, and a buffering conical shell is set in radiation shell, conical shell is buffered and housing is coaxial, delay
Setting coolant communication port between conical shell and housing is rushed, communication port is arranged on and blade corresponding position, the interior setting one of buffering conical shell
Water conservancy diversion conical shell, water conservancy diversion conical shell and buffering conical shell are coaxial, and water conservancy diversion conical shell top end opening, bottom end is fixed on housing, buffers conical shell
Fixing cooling fins group on outer surface；
Shaft is positioned at by axle envelope on radiation shell.
Further, heat dissipation box is further included, longitudinal section is fixed in heat dissipation box as cooling fin made of netted metal, heat dissipation
Piece forms flow-guiding channel, and flow-guiding channel is radially extended along battery mounting box, and heat dissipation box is fixed between two layers of lithium battery, and is supported
The surface of lithium battery is touched, flow-guiding channel connects cylindrical hole and alien invasion on heat dissipation box, enables coolant along flow-guiding channel
Flowing.
Further, coated with thermally conductive silica gel on the cooling fin in radiation shell.
Further, the fixed flow deflector axially extended, flow deflector are equal in inner walls on the inner wall of the housing
Even distribution.
Preferably, the cooling fin in the heat dissipation box is made of aluminium alloy.
The beneficial effects of the utility model are that it is possible to ensure that lithium battery group each region temperature-difference is small, each lithium electricity
Pond the operation is stable is efficient.
Description of the drawings
Fig. 1 is utility model diagram.
Fig. 2 is heat dissipation box schematic diagram.
Fig. 3 is axial flow fan leaf schematic diagram.
Fig. 4 is blade front view.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, a kind of high efficiency lithium battery group, including housing 10, the housing 10 is cylinder,
A coaxial battery mounting box 30 is fixed in housing 10, battery mounting box 30 includes a coaxial and both ends open
Cylindrical hole 32, fix lithium battery 40 in battery mounting box 30, lithium battery 40 divides multilayer uniform in battery mounting box 30
Setting, and every layer of lithium battery 40 is uniformly distributed around the axis of battery mounting box 30；
A radiating subassembly 20 is further included, radiating subassembly 20 includes motor 21, and 21 driving end of motor is fixed with shaft 23 to be connected
It connects, shaft 23 and housing 10 are coaxial, and stretch into cylindrical hole 32, fixed turbine flabellum 24 in shaft 23；
The gap between both ends and housing 10 in the shaft 23 on 30 axis direction of battery mounting box is solid respectively
A fixed axial flow fan leaf 25, axial flow fan leaf 25 include fixed link 251 and blade 252, and 251 one end of fixed link is fixed with shaft 23
Connection, the other end fix blade 252, and blade 252 is located at the both ends in gap between 30 radial direction of battery mounting box and housing 10；
The alien invasion 31 of the battery mounting box 30 is made of metal, outer surface coated with thermally conductive silica gel, the cylinder
The facade of through-hole 32 is made of stainless steel；
Filling coolant in housing 10；
A radiation shell 15 is fixed at the top of housing 10, one buffering conical shell 16 of setting in radiation shell 15, buffering conical shell 16 with
Housing 10 is coaxial, buffers and coolant communication port is set between conical shell 16 and housing 10, communication port is arranged on corresponding with blade 252
Place, buffering conical shell 16 one water conservancy diversion conical shell 18 of interior setting, water conservancy diversion conical shell 18 and buffering conical shell 16 are coaxial, and 18 top of water conservancy diversion conical shell is opened
Mouthful, bottom end is fixed on housing 10, buffers fixing cooling fins group 17 on the outer surface of conical shell 16；
Shaft 23 is positioned at by axle envelope 22 on radiation shell 15.
Coolant ceaselessly rotates in housing 10, after absorbing heat, ascends into buffering conical shell 16, groups of fins 17
It can radiate, be entered after cooling by 18 top end opening of water conservancy diversion conical shell, by between bottom end and housing 10 to coolant
Communication port is entered in housing 10, realizes the cycle of coolant.Coolant can play lithium battery better cooling effect, main
Want the hot melt that reason is coolant high, the heat that can be absorbed is more so that its cooling effect base to lithium battery various pieces
This is identical, and then improves the working efficiency of lithium battery.
Preferred embodiment further includes heat dissipation box 36, and longitudinal section is fixed in heat dissipation box 36 made of netted metal
Cooling fin, cooling fin form flow-guiding channel, and flow-guiding channel is radially extended along battery mounting box 30, and heat dissipation box 36 is fixed on two layers
Between lithium battery 40, and the surface of lithium battery 40 is contradicted, flow-guiding channel connection cylindrical hole 32 and alien invasion on heat dissipation box 36
31, coolant is enable to be flowed along flow-guiding channel.
Preferred embodiment, coated with thermally conductive silica gel on the cooling fin in radiation shell 15.
Preferred embodiment, the fixed flow deflector 12 axially extended, flow deflector 12 exist on the inner wall of the housing 10
It is uniformly distributed on 10 inner wall of housing.
Preferred embodiment, the cooling fin in the heat dissipation box 36 are made of aluminium alloy.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for ability
For field technique personnel, various modifications and changes may be made to the present invention.It is all in the spirit of the present invention and principle, done
Any modification, equivalent substitution, improvement and etc., should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of high efficiency lithium battery group, including housing（10）, which is characterized in that the housing（10）For cylinder,
Housing（10）Inside fix a coaxial battery mounting box（30）, battery mounting box（30）It is coaxial and both ends are opened including one
The cylindrical hole of mouth（32）, battery mounting box（30）Interior fixed lithium battery（40）, lithium battery（40）In battery mounting box（30）
Inside a point multilayer is uniformly arranged, and every layer of lithium battery（40）Around battery mounting box（30）Axis be uniformly distributed；
Further include a radiating subassembly（20）, radiating subassembly（20）Including motor（21）, motor（21）Driving end and shaft（23）
It is fixedly connected, shaft（23）With housing（10）Coaxially, and cylindrical hole is stretched into（32）It is interior, shaft（23）Upper fixed turbine flabellum
（24）；
The shaft（23）On in battery mounting box（30）Both ends and housing on axis direction（10）Between gap difference
Fix an axial flow fan leaf（25）, axial flow fan leaf（25）Including fixed link（251）And blade（252）, fixed link（251）One end
With shaft（23）It is fixedly connected, the other end fixes blade（252）, blade（252）Positioned at battery mounting box（30）Radial direction with
Housing（10）Between gap both ends；
The battery mounting box（30）Alien invasion（31）It is made of metal, outer surface coated with thermally conductive silica gel, the cylinder
Through-hole（32）Facade be made of stainless steel；
Housing（10）Interior filling coolant；
Housing（10）A radiation shell is fixed at top（15）, radiation shell（15）Interior one buffering conical shell of setting（16）, buffer conical shell
（16）With housing（10）Coaxially, conical shell is buffered（16）With housing（10）Between set coolant communication port, communication port be arranged on
Blade（252）Corresponding position buffers conical shell（16）One water conservancy diversion conical shell of interior setting（18）, water conservancy diversion conical shell（18）With buffering conical shell（16）
Coaxially, water conservancy diversion conical shell（18）Housing is fixed in top end opening, bottom end（10）On, buffer conical shell（16）Outer surface on fixed heat dissipation
Piece group（17）；
Shaft（23）Pass through axle envelope（22）It is positioned at radiation shell（15）On.
2. high efficiency lithium battery group according to claim 1, which is characterized in that further include heat dissipation box（36）, heat dissipation box
（36）Interior fixed longitudinal section is cooling fin made of netted metal, and cooling fin forms flow-guiding channel, and flow-guiding channel is pacified along battery
Mounted box（30）Radially extend, heat dissipation box（36）It is fixed on two layers of lithium battery（40）Between, and contradict lithium battery（40）Surface,
Heat dissipation box（36）Upper flow-guiding channel connects cylindrical hole（32）And alien invasion（31）, enable coolant along flow-guiding channel stream
It is dynamic.
3. high efficiency lithium battery group according to claim 1, which is characterized in that radiation shell（15）It is coated on interior cooling fin
Heat conductive silica gel.
4. high efficiency lithium battery group according to claim 1, which is characterized in that the housing（10）Inner wall on fix edge
Axially extending flow deflector（12）, flow deflector（12）In housing（10）It is uniformly distributed on inner wall.
5. high efficiency lithium battery group according to claim 1, which is characterized in that the heat dissipation box（36）Interior cooling fin by
Aluminium alloy is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721798484.4U CN207558962U (en) | 2017-12-21 | 2017-12-21 | High efficiency lithium battery group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721798484.4U CN207558962U (en) | 2017-12-21 | 2017-12-21 | High efficiency lithium battery group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558962U true CN207558962U (en) | 2018-06-29 |
Family
ID=62660447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721798484.4U Expired - Fee Related CN207558962U (en) | 2017-12-21 | 2017-12-21 | High efficiency lithium battery group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103542A (en) * | 2018-07-19 | 2018-12-28 | 江苏卓岸电源科技有限公司 | A kind of battery constant temperature management system |
-
2017
- 2017-12-21 CN CN201721798484.4U patent/CN207558962U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103542A (en) * | 2018-07-19 | 2018-12-28 | 江苏卓岸电源科技有限公司 | A kind of battery constant temperature management system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20191221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |