CN207572503U - A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity - Google Patents

A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity Download PDF

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Publication number
CN207572503U
CN207572503U CN201721917549.2U CN201721917549U CN207572503U CN 207572503 U CN207572503 U CN 207572503U CN 201721917549 U CN201721917549 U CN 201721917549U CN 207572503 U CN207572503 U CN 207572503U
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China
Prior art keywords
heat
layer
support plate
shell
heat dissipating
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Expired - Fee Related
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CN201721917549.2U
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Chinese (zh)
Inventor
催小林
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Dongguan City Must Yang Amperex Technology Ltd
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Dongguan City Must Yang Amperex Technology Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model discloses a kind of good electrolyte all-solid lithium-ion batteries of thermal diffusivity, including shell, fireprotection layer is provided on the inside of the shell, thermal insulation layer is provided on the right side of the fireprotection layer, heat dissipating layer is provided on the right side of the thermal insulation layer, the heat dissipating layer includes the first support plate, the second support plate and multiple buffer units, and first support plate and the second support plate connect buffer unit jointly.The utility model is designed reasonably, heat can be generated during battery charging and discharging, heat can be transmitted to via heat transferring layer in heat dissipating layer, there are a large amount of gaps among heat dissipating layer, upper and lower ends shell opposite position is additionally provided with heat emission hole and lower heat emission hole, form the lower channel of a connection, air can take away heat when flowing, play the role of heat dissipation, the material of heat dissipating layer is metal, also it can play the role of support, the through-hole connected up and down is provided in the middle part of battery body, further enhance heat dissipation.

Description

A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity
Technical field
The utility model is related to battery technology field, the good electrolyte all solid state lithium ion electricity of specifically a kind of thermal diffusivity Pond.
Background technology
Solid state battery is a kind of using solid electrode and the battery of solid electrolyte.Due to the power-weight ratio of solid state battery It is higher, so it is the highly desirable battery of electric vehicle.Traditional liquid lithium battery is visually known as " rocking chair by scientists again Formula battery ", the both ends of rocking chair are the positive and negative polarities of battery, and centre is electrolyte (liquid).And lithium ion is just as outstanding movement Member, makes little runs to and fro at the both ends of rocking chair, in lithium ion from anode to cathode again in the motion process to anode, the charge and discharge of battery Process just completes.The principle of solid state battery is same, and only its electrolyte is solid-state, and the density and structure having can More charged ion aggregations to be allowed to conduct the electric current of bigger, and then promote battery capacity at one end.Therefore, same electricity, Gu State battery volume will become smaller.Moreover, due to not having electrolyte in solid state battery, sealing up for safekeeping will become to be more prone to, In use, also without cooling tube, electronics control etc. is additionally increased again on the large scale equipments such as automobile, cost has not only been saved, Weight can also effectively be mitigated.
But existing solid state battery heat dissipation performance is simultaneously bad, and the heat that battery generates when in use can cause battery in itself Injury can not only damage battery life but also also occur that other harm such as on fire, explosion, and therefore, those skilled in the art carry The electrolyte all-solid lithium-ion battery that a kind of thermal diffusivity is good is supplied, to solve the problems mentioned in the above background technology.
Invention content
The purpose of this utility model is to provide a kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity, in solution State the problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical solution:
Including shell, fire prevention is provided on the inside of the shell for a kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity Layer, the fireprotection layer right side are provided with thermal insulation layer, heat dissipating layer are provided on the right side of the thermal insulation layer, and the heat dissipating layer includes first Fagging, the second support plate and multiple buffer units, first support plate and the second support plate connect buffer unit jointly, described Buffer unit includes the first fixed block and the second fixed block, and first fixed block is fixedly connected on the right side of the first support plate, Second fixed block is fixedly connected on the left side of the second support plate, and the inside left end of first fixed block is provided with the first bullet Spring, the inside right end of second fixed block are provided with second spring, and first spring and second spring are connected with work jointly Lever is provided with heat transferring layer on the right side of the heat dissipating layer, insulating layer, the insulating layer is provided on the right side of the heat transferring layer Solid electrolyte is internally provided with, the left and right sides is respectively arranged with anode strip and cathode sheets inside the solid electrolyte, described Anode bar is provided in the middle part of anode strip, the anode bar top is arranged with the first insulating sleeve, first insulating sleeve One end is located at through cover top portion inside insulating layer, and cathode rod, the top of the cathode rod are provided in the middle part of the cathode sheets The second insulating sleeve is arranged with, one end of second insulating sleeve is located at through cover top portion inside insulating layer, the shell Top and bottom and heat dissipating layer opposite position be respectively arranged with heat emission hole and lower heat emission hole, the shell upper end center position Install the through-hole for being equipped with and connecting up and down.
As further program of the utility model:The buffer unit is in be equally spaced.
As the utility model further scheme:The heat transferring layer is heat transfer adhesive tape.
As the utility model further scheme:The upper heat emission hole and lower heat emission hole setting symmetrical above and below.
As the utility model further scheme:The material of first support plate and the second support plate is aluminium.
Compared with prior art, the beneficial effects of the utility model are:
The heat that battery generates in use can be dispersed, make the battery longevity by the utility model is designed reasonably well Life increases and enhances the safety of battery, and heat can be generated during battery charging and discharging, and heat can be transmitted via heat Layer is transmitted in heat dissipating layer, and there are a large amount of gaps among heat dissipating layer, upper and lower ends shell opposite position is additionally provided with heat dissipation Hole and lower heat emission hole form the lower channel of a connection, and air can take away heat when flowing, and play the role of heat dissipation, The material of heat dissipating layer is metal, can also play the role of support, middle part is additionally provided with multiple buffer bars, when battery is squeezed by external force During pressure, battery can be protected, thermal insulation layer can prevent heat from being concentrated in shell, battery body is avoided to cross heat affecting other component, battery The through-hole connected up and down is provided in the middle part of ontology, further enhances heat dissipation.
Description of the drawings
Fig. 1 is the structure diagram of the good electrolyte all-solid lithium-ion battery of thermal diffusivity.
Fig. 2 is the structure diagram of heat dissipating layer in the good electrolyte all-solid lithium-ion battery of thermal diffusivity.
In figure:1- shells, 2- fireprotection layers, 3- thermal insulation layers, 4- heat dissipating layers, the first support plates of 41-, the second support plates of 42-, 43- buffer units, the first fixed blocks of 431-, the second fixed blocks of 432-, the first springs of 433-, 434- second springs, 435- activities Heat emission hole, 7- heat transferring layers, 8- insulating layers, 9- solid electrolytes, 10- anode strips, 11- cathodes under the upper heat emission hole of bar, 5-, 6- Piece, 12- anode bars, the first insulating sleeves of 13-, 14- cathode rods, the second insulating sleeves of 15-, 16- through-holes.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.
Please refer to Fig.1~2, in the utility model embodiment, a kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity, Including shell 1,1 inside of shell is provided with fireprotection layer 2, and 2 right side of fireprotection layer is provided with thermal insulation layer 3, the thermal insulation layer 3 Right side is provided with heat dissipating layer 4, and the heat dissipating layer 4 includes the first support plate 41, the second support plate 42 and multiple buffer units 43, institute It states the first support plate 41 and the second support plate 42 connects buffer unit 43 jointly, the buffer unit 43 includes the first fixed block 431 and second fixed block 432, first fixed block 431 be fixedly connected on the right side of the first support plate 41, described second fixes Block 432 is fixedly connected on the left side of the second support plate 42, and the inside left end of first fixed block 431 is provided with the first spring 433, the inside right end of second fixed block 432 is provided with second spring 434, first spring 433 and second spring 434 It is connected with motion bar 435 jointly, the right side of the heat dissipating layer 4 is provided with heat transferring layer 7, the right side setting of the heat transferring layer 7 There is insulating layer 8, the insulating layer 8 is internally provided with solid electrolyte 9, and the 9 inside left and right sides of solid electrolyte is set respectively Anode strip 10 and cathode sheets 11 are equipped with, the middle part of the anode strip 10 is provided with anode bar 12, and 12 top of anode bar is arranged There is the first insulating sleeve 13, one end of first insulating sleeve 13 is located at through 1 top of shell inside insulating layer 8, described the moon The middle part of pole piece 11 is provided with cathode rod 14, and the top of the cathode rod 14 is arranged with the second insulating sleeve 15, and described second absolutely One end of edge casing 15 is located at through 1 top of shell inside insulating layer 8, and the top and bottom of the shell 1 are opposite with heat dissipating layer 4 Position is answered to be respectively arranged with heat emission hole 5 and lower heat emission hole 6, the 1 upper end center position of shell be provided with connect up and down it is logical Hole 16.
The buffer unit 43 is in be equally spaced.
The heat transferring layer 7 is heat transfer adhesive tape.
6 setting symmetrical above and below of the upper heat emission hole 5 and lower heat emission hole.
The material of first support plate, 41 and second support plate 42 is aluminium.
The operation principle of the utility model is:
The utility model is related to a kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity, the anode bar 12 of battery and negative Pole stick 14 can connect, then the reaction by anode strip 10, cathode sheets 11 and solid electrolyte 9 with the external world, can realize battery Charge and discharge, the first insulating sleeve 13 and the second insulating sleeve 15 can protect battery not generate short circuit, in battery charging and discharging During can generate heat, heat can be transmitted to via heat transferring layer 7 in heat dissipating layer 4, existed among heat dissipating layer 4 a large amount of empty Gap, 1 opposite position of upper and lower ends shell are additionally provided with heat emission hole 5 and lower heat emission hole 6, form the upper and lower of connection and lead to Road, air can take away heat when flowing, and play the role of heat dissipation, the material of heat dissipating layer 4 is metal, can also play support Effect, middle part is additionally provided with multiple buffer bars 43, when battery is squeezed by external force, can protect battery, thermal insulation layer 3 can prevent heat Amount is concentrated in shell 1, and battery body is avoided to cross heat affecting other component, the through-hole connected up and down is provided in the middle part of battery body 16, further enhance heat dissipation.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (5)

  1. A kind of 1. good electrolyte all-solid lithium-ion battery of thermal diffusivity, including shell (1), which is characterized in that the shell (1) Inside is provided with fireprotection layer (2), and thermal insulation layer (3) is provided on the right side of the fireprotection layer (2), is provided on the right side of the thermal insulation layer (3) Heat dissipating layer (4), the heat dissipating layer (4) include the first support plate (41), the second support plate (42) and multiple buffer units (43), institute It states the first support plate (41) and the second support plate (42) and connects buffer unit (43) jointly, the buffer unit (43) is including first Fixed block (431) and the second fixed block (432), first fixed block (431) are fixedly connected on the right side of the first support plate (41) Side, second fixed block (432) are fixedly connected on the left side of the second support plate (42), first fixed block (431) it is interior Portion's left end is provided with the first spring (433), and the inside right end of second fixed block (432) is provided with second spring (434), institute It states the first spring (433) and second spring (434) is connected with motion bar (435) jointly, be provided on the right side of the heat dissipating layer (4) Heat transferring layer (7) is provided with insulating layer (8) on the right side of the heat transferring layer (7), and the insulating layer (8) is internally provided with solid-state Electrolyte (9), the internal left and right sides of the solid electrolyte (9) is respectively arranged with anode strip (10) and cathode sheets (11), described Anode bar (12) is provided in the middle part of anode strip (10), anode bar (12) top is arranged with the first insulating sleeve (13), institute The one end for stating the first insulating sleeve (13) is located at insulating layer (8) inside, the middle part of the cathode sheets (11) at the top of shell (1) Cathode rod (14) is provided with, the top of the cathode rod (14) is arranged with the second insulating sleeve (15), second insulating sleeve (15) one end is located at insulating layer (8) inside, top and bottom and the heat dissipating layer (4) of the shell (1) at the top of shell (1) Opposite position is respectively arranged with heat emission hole (5) and lower heat emission hole (6), and shell (1) the upper end center position is provided with The through-hole (16) of lower connection.
  2. 2. the good electrolyte all-solid lithium-ion battery of thermal diffusivity according to claim 1, which is characterized in that the buffering Device (43) is in being equally spaced.
  3. 3. the good electrolyte all-solid lithium-ion battery of thermal diffusivity according to claim 1, which is characterized in that the heat passes Layer (7) is passed as heat transfer adhesive tape.
  4. 4. the good electrolyte all-solid lithium-ion battery of thermal diffusivity according to claim 1, which is characterized in that described scattered Hot hole (5) and lower heat emission hole (6) setting symmetrical above and below.
  5. 5. the good electrolyte all-solid lithium-ion battery of thermal diffusivity according to claim 1, which is characterized in that described first The material of support plate (41) and the second support plate (42) is aluminium.
CN201721917549.2U 2017-12-27 2017-12-27 A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity Expired - Fee Related CN207572503U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721917549.2U CN207572503U (en) 2017-12-27 2017-12-27 A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721917549.2U CN207572503U (en) 2017-12-27 2017-12-27 A kind of good electrolyte all-solid lithium-ion battery of thermal diffusivity

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110942912A (en) * 2019-12-23 2020-03-31 国网河南省电力公司桐柏县供电公司 Explosion-proof type condenser
FR3095896A1 (en) * 2019-05-10 2020-11-13 Psa Automobiles Sa SUPPORT DEVICE FOR A BATTERY MODULE INCLUDING A SECABLE SPACER
CN112133848A (en) * 2020-05-25 2020-12-25 珠海汉格能源科技有限公司 Ternary high-voltage electronic cigarette battery and working method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3095896A1 (en) * 2019-05-10 2020-11-13 Psa Automobiles Sa SUPPORT DEVICE FOR A BATTERY MODULE INCLUDING A SECABLE SPACER
CN110942912A (en) * 2019-12-23 2020-03-31 国网河南省电力公司桐柏县供电公司 Explosion-proof type condenser
CN110942912B (en) * 2019-12-23 2021-06-29 国网河南省电力公司桐柏县供电公司 Explosion-proof type condenser
CN112133848A (en) * 2020-05-25 2020-12-25 珠海汉格能源科技有限公司 Ternary high-voltage electronic cigarette battery and working method thereof

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180703

Termination date: 20191227