CN206558619U - All-solid-state lithium ion battery and electric automobile - Google Patents
All-solid-state lithium ion battery and electric automobile Download PDFInfo
- Publication number
- CN206558619U CN206558619U CN201720308867.2U CN201720308867U CN206558619U CN 206558619 U CN206558619 U CN 206558619U CN 201720308867 U CN201720308867 U CN 201720308867U CN 206558619 U CN206558619 U CN 206558619U
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- temperature
- temperature adjustment
- ion battery
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 56
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000010438 heat treatment Methods 0.000 claims abstract description 173
- 239000007787 solid Substances 0.000 claims description 49
- 238000001514 detection method Methods 0.000 claims description 21
- 239000003792 electrolyte Substances 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000005098 hot rolling Methods 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 230000005619 thermoelectricity Effects 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 10
- 238000009792 diffusion process Methods 0.000 abstract description 9
- 238000004804 winding Methods 0.000 abstract 8
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000009257 reactivity Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 239000007784 solid electrolyte Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910000572 Lithium Nickel Cobalt Manganese Oxide (NCM) Inorganic materials 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- FBDMTTNVIIVBKI-UHFFFAOYSA-N [O-2].[Mn+2].[Co+2].[Ni+2].[Li+] Chemical compound [O-2].[Mn+2].[Co+2].[Ni+2].[Li+] FBDMTTNVIIVBKI-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- ACKHWUITNXEGEP-UHFFFAOYSA-N aluminum cobalt(2+) nickel(2+) oxygen(2-) Chemical compound [O-2].[Al+3].[Co+2].[Ni+2] ACKHWUITNXEGEP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical class [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011245 gel electrolyte Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model provides an all-solid-state lithium ion battery and electric automobile, wherein all-solid-state lithium ion battery includes: heating the roll core; the temperature sensor is arranged on the heating winding core and used for detecting the temperature of the heating winding core; the temperature adjusting winding core is connected with the temperature sensor; heating elements respectively connected with the temperature regulating winding core and the heating winding core; and a heating switch disposed between the temperature regulating winding core and the heating element; the heating winding core, the temperature sensor, the temperature regulating winding core, the heating switch and the heating element form a heating circuit. The utility model discloses an introduce temperature regulation apparatus for full solid-state lithium battery self temperature has the regulation nature, makes the chemical reaction activity and the lithium ion diffusion characteristic performance of full solid-state battery to relatively higher level, wholly improves full solid-state lithium ion battery's performance, and temperature regulation apparatus can also supply power as the energy deposit in addition.
Description
Technical field
The utility model is related to cell art, more particularly to a kind of all-solid lithium-ion battery and electric automobile.
Background technology
Solid-state/gel electrolyte that all-solid lithium-ion battery is used has relatively low lithium ion diffusion coefficient, this point
Its development and application are limited, the diffusion of solid/gel-like electrolyte lithium-ion is lifted, and then lift the entirety of all-solid-state battery
Performance, especially energy and power characteristic, are the important development directions of all-solid lithium-ion battery.
Utility model content
The utility model embodiment provides a kind of all-solid lithium-ion battery and electric automobile, complete in the prior art to solve
The electrolyte diffusion ability that solid lithium ion battery is used, the problem of limitation all-solid lithium-ion battery develops and applied.
The utility model embodiment provides a kind of all-solid lithium-ion battery, including：
Heat core；
It is arranged in the heating core, the temperature sensor for detecting the heating core temperature；
The temperature adjustment core being connected with the temperature sensor；
The heating element heater being connected respectively with the temperature adjustment core and the heating core；And
It is arranged at the heater switch between the temperature adjustment core and the heating element heater；
The heating core, the temperature sensor, the temperature adjustment core, the heater switch and the heating
Element one heater circuit of formation.
Wherein, the outer layer of the temperature adjustment core and the heating core is provided with the barrier film comprising electrolyte.
Wherein, the heating element heater is arranged between the temperature adjustment core and the heating core, and the heating
One lug of element and a lug integrally connected of the temperature adjustment core.
Wherein, the electrolyte is gel state or solid-state.
Wherein, the temperature adjustment core is takeup type or disc-type；The heating core is takeup type or disk
Formula.
Wherein, the heating core is connected with load；The all-solid lithium-ion battery also includes：Rolled up with the heating
Core, the temperature adjustment core connection electric power detection chip, and respectively with the temperature adjustment core, the heating core
The controlling switch of connection；
The heating core, the electric power detection chip, the temperature adjustment core, controlling switch formation one are powered
Circuit.
Wherein, the first input end of the temperature adjustment core is connected with the temperature sensor, the temperature adjustment volume
First output end of core is connected with the heater switch；Second input of the temperature adjustment core and the electric power detection core
Piece is connected, and the second output end of the temperature adjustment core is connected with the controlling switch.
Wherein, the temperature sensor is thermocouple or thermistor.
The utility model also provides a kind of electric automobile, and the electric automobile includes above-mentioned all-solid lithium-ion battery.
The beneficial effect of technical solutions of the utility model at least includes：
Technical solutions of the utility model, by setting temperature sensor detection to heat the temperature of core, in heating core
When temperature is less than preset value, control heater switch connection heater circuit, after heater circuit closure, temperature adjustment core produces heat
Amount, and heating core is transferred to by heating element heater so that solid lithium battery itself possesses temperature adjustment characteristic, and according to institute
Its temperature in use scope is controlled using the temperature characterisitic of electrolyte, it is ensured that the chemical reactivity and lithium of all-solid lithium-ion battery
Ion diffusion property performs to of a relatively high level, the overall performance for improving all-solid lithium-ion battery, while temperature adjustment
Core is also used as energy reserve and powered for heating core.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, the utility model embodiment will be retouched below
The accompanying drawing used required in stating is briefly described, it should be apparent that, drawings in the following description are only the utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 represents the structural representation one for the all-solid lithium-ion battery that the utility model is provided；
Fig. 2 represents the structural representation two for the all-solid lithium-ion battery that the utility model is provided；
Fig. 3 represents the power supply circuit and load cooperation schematic diagram for the all-solid lithium-ion battery that the utility model is provided.
Wherein in figure：1st, core is heated；2nd, temperature sensor；3rd, temperature adjustment core；4th, heating element heater；5th, heating is opened
Close；6th, electric power detection chip；7th, controlling switch；8th, load.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is a part of embodiment of the utility model, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment one
The utility model embodiment one provides a kind of all-solid lithium-ion battery, as shown in figure 1, including：
Heat core 1；It is arranged in heating core 1, the temperature sensor 2 for detecting the heating temperature of core 1；With temperature
The temperature adjustment core 3 that sensor 2 is connected；The heating element heater 4 being connected respectively with temperature adjustment core 3 and heating core 1；And
It is arranged at the heater switch 5 between temperature adjustment core 3 and heating element heater 4；Heat core 1, temperature sensor 2, temperature adjustment
Core 3, heater switch 5 and one heater circuit of formation of heating element heater 4.
The electrolyte for the all-solid lithium-ion battery that the utility model embodiment is provided is solid-state or gel state, wherein solid
State electrolyte has obvious temperature characterisitic, and temperature is higher, and lithium ion diffusivity is stronger.With the increasing of lithium ion diffusivity
By force, the performance of all-solid lithium-ion battery can also get a promotion.
In the utility model embodiment, heating core 1 provides heat as work core for whole lithium ion battery.Profit
The temperature value of heating core 1 is detected with the temperature sensor 2 in heating core 1 is arranged at.Wherein heat the temperature model of core 1
Enclose and be more than 25 DEG C for T1~T2, T1, T2 is less than 100 DEG C.The temperature for detecting heating core 1 in temperature sensor 2 is less than 25 degree
When, now need connection heater circuit to be heated for heating core 1.
Heating core 1 is connected with temperature sensor 2, and temperature sensor 2 is connected with temperature adjustment core 3, temperature adjustment volume
Core 3 is connected with heating element heater 4, and heating element heater 4 is connected with heating core 1, is set between temperature adjustment core 3 and heating element heater 4
It is equipped with heater switch 5.Heat core 1, temperature sensor 2, temperature adjustment core 3, heater switch 5 and heating element heater 4 successively
Arrange, and heating element heater 4 is connected with heating core 1.
When the temperature for detecting heating core 1 in temperature sensor 2 is less than 25 degree, temperature sensor 2 can produce signal, will
Signal is sent to heater switch 5 by temperature adjustment core 3, and heater switch 5 is in closure state according to signal.Now temperature is adjusted
Save core 3 and produce heat, heat is transferred to heating core 1 by heating element heater 4 so that the temperature rise of heating core 1, enter
And make it that lithium ion battery running temperature maintains in higher scope (25-100 DEG C), the diffusion coefficient of such solid electrolyte
As many as an order of magnitude can be lifted, all-solid lithium-ion battery performance can be also obviously improved.
In the utility model embodiment, the temperature of the heating core 1 of inside lithium ion cell is obtained by temperature sensor 2
Degree, intervenes temperature adjustment core 3 according to the height of temperature, is timely and effectively adjusted and added by temperature adjustment core 3
The temperature of hot rolling core 1, it is ensured that the good performance of lithium ion battery.
Embodiment two
The utility model embodiment two provides a kind of all-solid lithium-ion battery, as shown in figure 1, including：
Heat core 1；It is arranged in heating core 1, the temperature sensor 2 for detecting the heating temperature of core 1；With temperature
The temperature adjustment core 3 that sensor 2 is connected；The heating element heater 4 being connected respectively with temperature adjustment core 3 and heating core 1；And
It is arranged at the heater switch 5 between temperature adjustment core 3 and heating element heater 4；Heat core 1, temperature sensor 2, temperature adjustment
Core 3, heater switch 5 and one heater circuit of formation of heating element heater 4.
When the temperature for detecting heating core 1 in temperature sensor 2 is less than the first predetermined threshold value, sent to heater switch 5
First signal, the connection heater circuit of heater switch 5；The temperature for detecting heating core 1 in temperature sensor 2 is more than second and preset
During threshold value, secondary signal is sent to heater switch 5, heater switch 5 disconnects heater circuit.
Specifically, the temperature value of the temperature sensor 2 being arranged in heating core 1 core 1 of monitoring heating in real time, in heating
When the temperature value of core 1 is less than the first predetermined threshold value, the first signal is sent to heater switch 5, heater switch 5 is adjusted by temperature
Section core 3 is received after the first signal, in closure state, now heats core 1, temperature sensor 2, temperature adjustment core
3rd, the heater circuit connection of heater switch 5 and the formation of heating element heater 4.After heater circuit connection, temperature adjustment core 3 is produced
Raw heat is transferred to heating core 1 by heating element heater 4, and the first predetermined threshold value here is set according to actual conditions, is led to
Under normal state, the first predetermined threshold value is 25 DEG C.
During being heated using 3 pairs of heating core 1 of temperature adjustment core, add when temperature sensor 2 is detected
When the temperature value of hot rolling core 1 is more than the second predetermined threshold value, secondary signal is sent to heater switch 5, heater switch 5 is passing through temperature
Regulation core 3 is received after secondary signal, is off, and now heats core 1, temperature sensor 2, temperature adjustment volume
The heater circuit of core 3, heater switch 5 and the formation of heating element heater 4 disconnects.Temperature adjustment core 3 stops transmitting to heating core 1
Heat, the second predetermined threshold value here is set according to actual conditions, under usual state, and the second predetermined threshold value is 100 DEG C.
In the utility model embodiment, as depicted in figs. 1 and 2, heating element heater 4 is arranged at temperature adjustment core 3 and added
Between hot rolling core 1, heater switch 5 is arranged between heating element heater 4 and temperature adjustment core 3, and a lug of heating element heater 4 with
One lug integrally connected of temperature adjustment core 3.Specially：Heating element heater 4 includes two lugs 41, and temperature adjustment core 3 is wrapped
The first lug 31 and the second lug 32 are included, heating core 1 includes the 3rd lug 11 and the 4th lug 12, and lug is exactly from battery core
The metallic conductor that both positive and negative polarity is extracted, lug is exactly contact of the battery positive and negative polarities when carrying out discharge and recharge for popular saying
Point.
A lug 41 and the first lug 31 or the second lug 32 of temperature adjustment core 3 for heating element heater 4 passes through welding
Mode connect, be integrally formed, realize a pole of heating element heater 4 in the connection of heating element heater 4 and temperature adjustment core 3, Fig. 2
Ear 41 is overlapped and integrally connected with the first lug 31 or the second lug 32 of temperature adjustment core 3.Heating element heater 4 it is another
Lug 41 is realized with the first lug 31 of temperature adjustment core 3 or the second lug 32 and connected.When a lug 41 of heating element heater 4
When being overlapped with the first lug 31 of temperature adjustment core 3, then another lug 41 of heating element heater 4 passes through heater switch 5 and temperature
The second lug 32 for adjusting core 3 realizes series connection；When the lug 41 and the second lug of temperature adjustment core 3 of heating element heater 4
During 32 coincidence, then another lug 41 of heating element heater 4 is realized by the first lug 31 of heater switch 5 and temperature adjustment core 3
Series connection.
When heating element heater 4 is connected with heating core 1, heating element heater 4 can be coated in heating core 1.Wherein temperature
The outer layer of regulation core 3 and heating core 1 is provided with the barrier film comprising electrolyte, and electrolyte is gel state or solid-state.
Temperature adjustment core 3 is takeup type or disc-type；It is takeup type or disc-type to heat core 1；Can basis
Particular situation and use demand set its shape.When temperature adjustment core 3, heating core 1 are takeup type, Ke Yijie
Save the space of inside battery.When it is takeup type to heat core 1, when heating element heater 4 is contacted with heating core 1, in order to increase
Heating element heater 4, can be arranged at the heating core 1 of tiling shape by both contacts area when heating core 1 for tiling shape
On barrier film, then heating element heater 4 and heating core 1 are wound together, takeup type is formed.
Temperature adjustment core 3 and heating core 1 are set to disc-type, can be in order to the connection with heating element heater 4.When adding
When hot rolling core 1 is disc-type, when heating element heater 4 is contacted with heating core 1, heating element heater 4 can be arranged to heating core 1
Middle part.
The barrier film that the outer layer of temperature adjustment core 3 and heating core 1 is set can be multilayer, in heating element heater 4 and heating
When core 1 is contacted, membrane contacts that can be with innermost layer can also be with outermost membrane contacts.It should be noted that temperature
The form of regulation core 3 and heating core 1 can be the same or different, when temperature adjustment core 3 is takeup type, heating volume
Core 1 can be disc-type；When temperature adjustment core 3 is disc-type, heating core 1 can be takeup type, certain temperature adjustment
Core 3 can also be takeup type simultaneously with heating core 1, or be disc-type simultaneously.
In the utility model embodiment, as shown in figure 1, temperature sensor 2 is thermocouple or thermistor；Heating unit
Part 4 is made of the metal or non-metallic material for producing Joule heat.Specifically, the form of temperature sensor 2 has a variety of, according to
Sensor material and electron component characteristic can be divided into thermal resistance and the class of thermocouple two.I.e. temperature sensor 2 can be thermocouple
Or thermistor, wherein thermocouple is the temperature element commonly used in temperature measuring instrument, and the profile of various thermocouples is because needing
And it is different, but basic structure all same, it is made up of major parts such as thermoae pipe, insulation sleeve protection pipe and terminal boxes, it is generally and aobvious
Show that instrument is supported the use.Thermistor shows different resistance values at different temperature, and thermistor is in environment temperature phase
Meanwhile, actuation time drastically shortens with the increase of electric current；There is shorter actuation time when environment temperature is of a relatively high
With less maintenance electric current and action current.
The metal or non-metal component that heating element heater 4 can produce Joule heat using class nickel or chromium foil etc. are made.This reality
Can be bag-shaped, cylindric, prism-shaped or horn shape with new all-solid lithium-ion battery.Anode is by positive electrode active material
Material (including lithium and cobalt oxides, LiFePO4, lithium manganese oxide, lithium nickel cobalt manganese oxide, nickel cobalt aluminum oxide, lithium-rich oxygen
Compound, or their mixture), conductive agent, binding agent and solid electrolyte composition；Barrier film be gel-type polymeric electrolyte or
Solid electrolyte, it can be graphite, silicon, silicon alloy, lithium metal or metal alloy that negative pole, which is,.
The temperature in use scope of all-solid lithium-ion battery is T1~T2, and wherein T1 is 25 DEG C of ＞, and T2 is 100 DEG C of ＜, temperature
Degree regulation core 3 makes the temperature control of whole battery between T1~T2, and heats core 1 and can persistently use, the two not phase
Mutually influence.
The utility model embodiment two, by setting temperature sensor detection to heat the temperature of core, in heating core
When temperature is less than preset value, control heater switch connection heater circuit, after heater circuit closure, temperature adjustment core produces heat
Amount, and heating core is transferred to by heating element heater so that solid lithium battery itself possesses temperature adjustment characteristic, and according to institute
Its temperature in use scope is controlled using the temperature characterisitic of electrolyte, it is ensured that the chemical reactivity and lithium of all-solid lithium-ion battery
Ion diffusion property performs to of a relatively high level, the overall performance for improving all-solid lithium-ion battery.
Embodiment three
The utility model embodiment three provides a kind of all-solid lithium-ion battery, as shown in figures 1 and 3, including：
Heat core 1；It is arranged in heating core 1, the temperature sensor 2 for detecting the heating temperature of core 1；With temperature
The temperature adjustment core 3 that sensor 2 is connected；The heating element heater 4 being connected respectively with temperature adjustment core 3 and heating core 1；And
It is arranged at the heater switch 5 between temperature adjustment core 3 and heating element heater 4；Heat core 1, temperature sensor 2, temperature adjustment
Core 3, heater switch 5 and one heater circuit of formation of heating element heater 4.
Heating core 1 is connected with load 8；All-solid lithium-ion battery also includes：With heating core 1, temperature adjustment core 3
The electric power detection chip 6 of connection, and the controlling switch 7 being connected respectively with temperature adjustment core 3, heating core 1；Heat core
1st, electric power detection chip 6, temperature adjustment core 3, one power supply circuit of formation of controlling switch 7；Detect and add in electric power detection chip 6
When the electricity of hot rolling core 1 is less than preset value, the connection power supply circuit of controlling switch 7.
Specifically, as shown in figure 1, the temperature of the temperature sensor 2 being arranged in heating core 1 core 1 of monitoring heating in real time
Angle value, when the temperature value for heating core 1 is less than the first predetermined threshold value, the first signal, heater switch 5 are sent to heater switch 5
After the first signal is received by temperature adjustment core 3, in closure state, now heat core 1, temperature sensor 2,
The heater circuit connection of temperature adjustment core 3, heater switch 5 and the formation of heating element heater 4.After heater circuit connection, temperature
The heat that degree regulation core 3 is produced is transferred to heating core 1 by heating element heater 4.
During being heated using 3 pairs of heating core 1 of temperature adjustment core, add when temperature sensor 2 is detected
When the temperature value of hot rolling core 1 is more than the second predetermined threshold value, secondary signal is sent to heater switch 5, heater switch 5 is passing through temperature
Regulation core 3 is received after secondary signal, is off, and now heats core 1, temperature sensor 2, temperature adjustment volume
The heater circuit of core 3, heater switch 5 and the formation of heating element heater 4 disconnects.Temperature adjustment core 3 stops transmitting to heating core 1
Heat.Pass through the regulation of temperature adjustment core 3 so that the heating temperature of core 1 the first predetermined threshold value and the second predetermined threshold value it
Between.
The utility model embodiment also provides a power supply circuit, as shown in figure 3, heating core 1 is connected with load 8, is used for
Powered to load 8, heating core 1, electric power detection chip 6, temperature adjustment core 3, controlling switch 7 are arranged in order, and temperature is adjusted
Section core 3 is connected by controlling switch 7 with heating core 1.Add when the electric power detection chip 6 being connected with heating core 1 is detected
When the electricity of hot rolling core 1 is less than preset value, electric power detection chip 6 sends control signal to controlling switch 7, and controlling switch 7 is connecing
Receive and closure state is in after control signal, now heat core 1, electric power detection chip 6, temperature adjustment core 3, controlling switch
The 7 power supply circuit connections formed.Temperature adjustment core 3 is powered for heating core 1 so that heating core 1 continues as load 8 and supplied
Electricity.
Wherein, the first input end of temperature adjustment core 3 is connected with temperature sensor 2, and the first of temperature adjustment core 3 is defeated
Go out end to be connected with heater switch 5；Second input of temperature adjustment core 3 is connected with electric power detection chip 6, temperature adjustment core
3 the second output end is connected with controlling switch 7.
Formed heater circuit when, heating core 1 the first output end be connected with temperature sensor 2, temperature sensor 2 and
The first input end connection of temperature adjustment core 3, the first output end of temperature adjustment core 3 is connected with heater switch 5, and heating is opened
Close 5 to be connected with heating the first input end of core 1 by heating element heater 4, realize heating process.
When forming power supply circuit, the second output end of heating core 1 is connected with electric power detection chip 6, electric power detection core
Piece 6 is connected with the second input of temperature adjustment core 3, and the second output end of temperature adjustment core 3 is connected with controlling switch 7,
Controlling switch 7 is connected with heating the second input of core 1, realizes power supply process, heats power supply output end and the load of core 1
8 connections.
The utility model embodiment three, by setting temperature sensor detection to heat the temperature of core, in heating core
When temperature is less than preset value, control heater switch connection heater circuit, after heater circuit closure, temperature adjustment core produces heat
Amount, and heating core is transferred to by heating element heater so that solid lithium battery itself possesses temperature adjustment characteristic, and according to institute
Its temperature in use scope is controlled using the temperature characterisitic of electrolyte, it is ensured that the chemical reactivity and lithium of all-solid lithium-ion battery
Ion diffusion property performs to of a relatively high level, the overall performance for improving all-solid lithium-ion battery.While temperature adjustment
Core is also used as energy reserve and powered for heating core, it is ensured that the normal operation of load.
Example IV
The utility model embodiment provides a kind of electric automobile, including above-mentioned all-solid lithium-ion battery.Above-mentioned is complete
Solid lithium ion battery is less than preset value by setting temperature sensor detection to heat the temperature of core in the temperature of heating core
When, control heater switch connection heater circuit, after heater circuit closure, temperature adjustment core produces heat, and passes through heating
Element is transferred to heating core so that solid lithium battery itself possesses temperature adjustment characteristic, and according to used electrolyte
Temperature characterisitic controls its temperature in use scope, it is ensured that the chemical reactivity and lithium ion diffusion property of all-solid lithium-ion battery
Perform to of a relatively high level, the overall performance for improving all-solid lithium-ion battery, while temperature adjustment core can also be made
It is that heating core is powered for energy reserve.
Above-described is preferred embodiment of the present utility model, it should be pointed out that for the ordinary person of the art
For, some improvements and modifications can also be made under the premise of principle described in the utility model is not departed from, these improve and moistened
Decorations are also in protection domain of the present utility model.
Claims (9)
1. a kind of all-solid lithium-ion battery, it is characterised in that including：
Heat core；
It is arranged in the heating core, the temperature sensor for detecting the heating core temperature；
The temperature adjustment core being connected with the temperature sensor；
The heating element heater being connected respectively with the temperature adjustment core and the heating core；And
It is arranged at the heater switch between the temperature adjustment core and the heating element heater；
The heating core, the temperature sensor, the temperature adjustment core, the heater switch and the heating element heater
Form a heater circuit.
2. all-solid lithium-ion battery according to claim 1, it is characterised in that the temperature adjustment core and it is described plus
The outer layer of hot rolling core is provided with the barrier film comprising electrolyte.
3. all-solid lithium-ion battery according to claim 1, it is characterised in that the heating element heater is arranged at the temperature
Between degree regulation core and the heating core, and a lug of the heating element heater and a lug of the temperature adjustment core
Integrally connected.
4. all-solid lithium-ion battery according to claim 2, it is characterised in that the electrolyte is gel state or solid
State.
5. all-solid lithium-ion battery according to claim 1, it is characterised in that the temperature adjustment core is takeup type
Or disc-type；The heating core is takeup type or disc-type.
6. all-solid lithium-ion battery according to claim 1, it is characterised in that the heating core is connected with load；
The all-solid lithium-ion battery also includes：The electric power detection chip being connected with the heating core, the temperature adjustment core,
And the controlling switch being connected respectively with the temperature adjustment core, the heating core；
The heating core, the electric power detection chip, the temperature adjustment core, the power supply electricity of controlling switch formation one
Road.
7. all-solid lithium-ion battery according to claim 6, it is characterised in that the first of the temperature adjustment core is defeated
Enter end to be connected with the temperature sensor, the first output end of the temperature adjustment core is connected with the heater switch；It is described
Second input of temperature adjustment core is connected with the electric power detection chip, the second output end of the temperature adjustment core with
The controlling switch connection.
8. all-solid lithium-ion battery according to claim 1, it is characterised in that the temperature sensor be thermoelectricity occasionally
Person's thermistor.
9. a kind of electric automobile, it is characterised in that the electric automobile includes complete solid as described in any one of claim 1 to 8
State lithium ion battery.
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| CN201720308867.2U CN206558619U (en) | 2017-03-28 | 2017-03-28 | All-solid-state lithium ion battery and electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720308867.2U CN206558619U (en) | 2017-03-28 | 2017-03-28 | All-solid-state lithium ion battery and electric automobile |
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| CN206558619U true CN206558619U (en) | 2017-10-13 |
Family
ID=60015617
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| CN109768343A (en) * | 2018-12-19 | 2019-05-17 | 江苏大学 | A kind of rail traffic battery pack self-regulation heating system and control method |
| CN110212260A (en) * | 2018-02-28 | 2019-09-06 | 中信国安盟固利动力科技有限公司 | A kind of solid lithium ion battery and battery system |
| CN112103584A (en) * | 2019-06-17 | 2020-12-18 | 株式会社牧田 | Battery-powered portable tool |
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| CN110212260A (en) * | 2018-02-28 | 2019-09-06 | 中信国安盟固利动力科技有限公司 | A kind of solid lithium ion battery and battery system |
| CN108879028A (en) * | 2018-05-24 | 2018-11-23 | 江苏大学 | A kind of solid state lithium battery and its heating device, method for heating and controlling based on spiral heating stick |
| CN108879028B (en) * | 2018-05-24 | 2021-06-22 | 江苏大学 | Solid-state lithium battery based on spiral heating rod and heating device and heating control method thereof |
| CN109768343A (en) * | 2018-12-19 | 2019-05-17 | 江苏大学 | A kind of rail traffic battery pack self-regulation heating system and control method |
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