CN205646070U - Heat radiation structure of soft package lithium -ion battery group - Google Patents
Heat radiation structure of soft package lithium -ion battery group Download PDFInfo
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- CN205646070U CN205646070U CN201620259064.8U CN201620259064U CN205646070U CN 205646070 U CN205646070 U CN 205646070U CN 201620259064 U CN201620259064 U CN 201620259064U CN 205646070 U CN205646070 U CN 205646070U
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- ion battery
- lithium ion
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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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Abstract
The utility model discloses a heat radiation structure of soft package lithium -ion battery group, it include lithium ion battery just, the negative pole ear, soft -packing lithium ion battery just, respectively have U type slot hole on the negative pole ear, the higher authority of U type slot hole is placed and is provided with the stationary dog that compaginates with the PCB fixed plate on PCB fixed plate, the fixed layer board and constitutes hard dull and stereotyped holding surface, be provided with the round hole of assembly series thermal silica strip on the dull and stereotyped holding surface of PCB fixed plate, the fin has been placed to the higher authority of series thermal silica strip, the concentric screw for the spring shim through insulating cover and its facial make -up of pilot hole that sets up on fixed layer board, series thermal silica board and the fin compresses tightly with the positive negative pole utmost point ear of electric core fixedly. The utility model discloses small, light in weight has, aluminum cooling fin can take away an amount of heat that the battery sent, has played the temperature rise effect of fine reduction group battery.
Description
Technical field
This utility model relates to field of batteries, is especially used in when Li-ion batteries piles uses and reduces heat, reduces set of cells and rises using warming therapy problem.
Background technology
The promotion that technology is progressively ripe and country is to new forms of energy along with lithium ion battery, increasing auto vendor and energy storage producer start to develop electric automobile and new forms of energy energy-storage system, electric automobile and energy-storage system that part is special need high charge-discharge magnification, after improving due to charge-discharge magnification, the caloric value of battery can increase, therefore, first have to consider the positive and negative polarization Zhengyuan material of inside lithium ion cell when designing Li-ion batteries piles, the materials such as electrolyte have the material of high power charging-discharging ability, increase the charging and discharging capabilities of battery also by the compacted density reducing pole piece in technique.And how the caloric value of lithium ion battery could be reduced in the compound mode of set of cells, radiator structure is to need to consider, flexible-packed battery group overcurrent capability of lug during discharge and recharge is relatively weak, add the heating of the contact internal resistance after crimping, therefore the caloric value at lug crimping is bigger, it is desirable to have a preferable radiator structure heat radiation.The patent No. 2014200891317 that State Patent Office authorizes, title " a kind of lithium-ion-power cell efficient radiating apparatus " its radiator structure is the U-shaped heat pipe being perfused with hydraulic fluid by inside, collection flat heat, radiating fin group carries out the heat radiation to set of cells, its shortcoming is, this structure occupies the dimensional space between cell thickness, volume is bigger, and the volume energy ratio of set of cells is required more and more higher by electric automobile, thus the volume of radiator portion can not be the biggest, the course continuation mileage that otherwise can cause electric automobile is short, the actual people continuation of the journey requirement to electric automobile cannot be met.
How to avoid set of cells entirety to generate heat, but also want volume little, lightweight, it is the target of those skilled in the art's sustained improvement and innovation.
Summary of the invention
Task of the present utility model is to propose one to avoid set of cells entirety to generate heat, and simple in construction, volume are little, improve the radiator structure of a kind of lithium ion battery pack of battery life simultaneously.
Task of the present utility model so completes, it includes that lithium ion battery is just, negative electrode lug, it is characterized in that: flexible packing lithium ion battery is just, U-shaped elongated hole it is respectively arranged with on negative electrode lug, described U-shaped elongated hole PCB fixed plate has been placed above, it is provided with on fixing supporting plate and constitutes hard flat support face with the fixed claw of PCB fixed plate strong bonded, the circular hole of assembling thermal conductive silicon adhesive tape it is provided with on the flat support face of described PCB fixed plate, described thermal conductive silicon adhesive tape fin has been placed above, described fixing supporting plate, the pilot hole arranged on thermal conductive silicon offset plate and fin is fixed with the both positive and negative polarity lug of battery core by the spring shim screw in compression of dress on insulation sleeve and its with one heart.The position at described four angles of fixing supporting plate is provided with fixed claw, and the plate face of fixing supporting plate is provided with screw, described screw spaced a distance, and fixing supporting plate is to constitute flat support face with PCB fixed plate by soldering by fixed claw thereon.The shape of fin is comb teeth-shaped, comb discontinuously in the middle of to have disconnection, gap be that convenient insertion installs insulation sleeve, described fin uses aluminum to make.Being provided with screw hole on thermal conductive silicon offset plate, thermal conductive silicon offset plate is that soft state silica gel makes.The material selection nylon that insulation sleeve makes makes, and the top of insulation sleeve is provided with a limited step, and described insulation sleeve is to be assemblied in fin comb gap, and the limited step on insulation sleeve is stuck in the root of comb just.
This utility model has the effect that this utility model has a certain amount of heat that volume is little, lightweight, aluminium radiator fin can send battery and takes away, and serves the temperature rise effect well reducing set of cells.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of flexible package radiation structure combination Li-ion batteries piles, and Fig. 2 is the side view of Fig. 1；Fig. 3 is the top view of Fig. 1；Fig. 4 is structure enlarged diagram at Fig. 2 A；Fig. 5 is structure enlarged diagram at Figure 1B；Fig. 6 is fixing support board structure schematic diagram；Fig. 7 is the structural representation of fin；Fig. 8 is the structural representation of thermal conductive silicon offset plate；Fig. 9 is the structural representation of insulation sleeve.
Drawing illustrates: 1, flexible packing lithium ion battery, 1-3, U-shaped elongated hole, 2, PCB fixed plate, 3, fixing supporting plate, and 3-1, fixed claw, 3-2, screw, 4, thermal conductive silicon offset plate, 5, fin, 5-1, comb teeth-shaped, 6, insulation sleeve, 6-1, limited step, 7, screw, 8, spring shim.
Detailed description of the invention:
The technical program is applicable to connection in series-parallel crimping combination Li-ion batteries piles, also include flexible packing lithium ion battery 1, the heat that battery can be sent is crossed lug and is conducted to thermal conductive silicon offset plate, then fin directly it is conducted to by thermal conductive silicon offset plate, rapidly heat is shed by fin, avoid set of cells entirety to generate heat, serve the problem of temperature rise well reducing set of cells, thus improve the life-span of set of cells.
Embodiment is described in detail in conjunction with accompanying drawing, flexible packing lithium ion battery is just, U-shaped elongated hole 1-3 it is respectively arranged with on negative electrode lug, described U-shaped elongated hole PCB fixed plate 2 has been placed above, described PCB fixed plate is dual platen, copper tin coating all it is covered with on dual platen, it is provided with on fixing supporting plate and constitutes hard flat support face with the fixed claw 3-1 of PCB fixed plate strong bonded, the circular hole of assembling thermal conductive silicon adhesive tape 4 it is provided with on the flat support face of described PCB fixed plate, described thermal conductive silicon adhesive tape fin 5 has been placed above, described fixing supporting plate 3, the pilot hole arranged on thermal conductive silicon offset plate 4 and fin 5 is with one heart by insulation sleeve 6, the both positive and negative polarity lug compressed with battery core with screw 7 equipped with spring shim 8 on it is fixed.
The position at described 3 four angles of fixing supporting plate is provided with fixed claw (as shown in Figure 6), it is provided with screw 3-2 on the plate face of fixing supporting plate, described screw spaced a distance, fixing supporting plate is to constitute flat support face with PCB fixed plate by soldering by fixed claw thereon.
Described fin 5 is as it is shown in fig. 7, the shape of fin is comb teeth-shaped, and comb is discontinuously middle disconnection, gap is that convenient insertion installs insulation sleeve 6, fin uses aluminum to make, and the certain heat that really battery can be sent is taken away, and serves the problem of temperature rise well reducing set of cells.
Described thermal conductive silicon offset plate 4 as shown in Figure 8, for insulation and heat transfer, thermal conductive silicon offset plate 4 is provided with screw hole, and thermal conductive silicon offset plate is that soft state silica gel makes.
Described insulation sleeve 6 is as shown in Figure 9, the preferred nylon of material that insulation sleeve makes makes, and the top of insulation sleeve is provided with a limited step 6-1, and described insulation sleeve is to be assemblied in fin comb gap, limited step 6-1 on insulation sleeve is stuck in the root of comb just, plays the effect of insulation.
The technical program carries out clear, complete description.Described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the other embodiments that those of ordinary skill in the art are obtained on the premise of not making creativeness, broadly fall into the scope of protection.
Claims (5)
1. a radiator structure for lithium ion battery pack, it includes the positive and negative lug of lithium ion battery, it is characterised in that:
Be respectively arranged with U-shaped elongated hole on the positive and negative lug of flexible packing lithium ion battery, described U-shaped elongated hole PCB fixed plate, fixing has been placed above
It is provided with on supporting plate and constitutes hard flat support face with the fixed claw of PCB fixed plate strong bonded, putting down of described PCB fixed plate
Be provided with the circular hole of assembling thermal conductive silicon adhesive tape on plate supporting surface, described thermal conductive silicon adhesive tape fin be placed above, described solid
Determine on supporting plate, thermal conductive silicon offset plate and fin arrange pilot hole with one heart by insulation sleeve and on it fill spring shim screw
Compress the both positive and negative polarity lug with battery core to fix.
The radiator structure of a kind of lithium ion battery pack the most according to claim 1, it is characterised in that: described fixing
The position at four angles of supporting plate is provided with fixed claw, and the plate face of fixing supporting plate is provided with screw, described screw spaced apart necessarily
Distance, fixing supporting plate is to constitute flat support face with PCB fixed plate by soldering by fixed claw thereon.
The radiator structure of a kind of lithium ion battery pack the most according to claim 1, it is characterised in that: fin
Shape is comb teeth-shaped, comb discontinuously in the middle of to have disconnection, gap be that convenient insertion installs insulation sleeve, described fin uses aluminum
Make.
The radiator structure of a kind of lithium ion battery pack the most according to claim 1, it is characterised in that: heat conductive silica gel
Being provided with screw hole on plate, thermal conductive silicon offset plate is that soft state silica gel makes.
5. according to the radiator structure of a kind of lithium ion battery pack described in claim 1 or 4, it is characterised in that: insulation
Set make material selection nylon make, the top of insulation sleeve is provided with a limited step, described insulation sleeve be assemblied in scattered
Backing comb gap, the limited step on insulation sleeve is stuck in the root of comb just.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620259064.8U CN205646070U (en) | 2016-03-31 | 2016-03-31 | Heat radiation structure of soft package lithium -ion battery group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620259064.8U CN205646070U (en) | 2016-03-31 | 2016-03-31 | Heat radiation structure of soft package lithium -ion battery group |
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| Publication Number | Publication Date |
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| CN205646070U true CN205646070U (en) | 2016-10-12 |
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| CN201620259064.8U Active CN205646070U (en) | 2016-03-31 | 2016-03-31 | Heat radiation structure of soft package lithium -ion battery group |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680118A (en) * | 2016-03-31 | 2016-06-15 | 河南环宇赛尔新能源科技有限公司 | Heat dissipation structure of flexible package lithium ion battery pack |
| CN109755633A (en) * | 2018-12-14 | 2019-05-14 | 惠州市豪鹏科技有限公司 | A kind of lithium ion battery |
-
2016
- 2016-03-31 CN CN201620259064.8U patent/CN205646070U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680118A (en) * | 2016-03-31 | 2016-06-15 | 河南环宇赛尔新能源科技有限公司 | Heat dissipation structure of flexible package lithium ion battery pack |
| CN109755633A (en) * | 2018-12-14 | 2019-05-14 | 惠州市豪鹏科技有限公司 | A kind of lithium ion battery |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190729 Granted publication date: 20161012 |