CN208173643U - Hard shell battery and its battery case - Google Patents
Hard shell battery and its battery case Download PDFInfo
- Publication number
- CN208173643U CN208173643U CN201721792347.XU CN201721792347U CN208173643U CN 208173643 U CN208173643 U CN 208173643U CN 201721792347 U CN201721792347 U CN 201721792347U CN 208173643 U CN208173643 U CN 208173643U
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- Prior art keywords
- battery
- battery case
- hard shell
- medium
- entrance
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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
Abstract
The utility model relates to hard shell battery and its battery cases.The hard shell battery includes battery core and the battery case that is wrapped in outside battery core, is equipped with medium channel circulate for heat transferring medium in the battery case, and battery case is equipped with the entrance flowed into for heat transferring medium and the outlet flowed out for heat transferring medium.There are outlet and entrance on battery case, has medium channel in battery case.Heat transferring medium is flowed into through entrance in the medium channel of battery case, is flowed out again through outlet later, and the battery core that heat transferring medium and battery case are wrapped in carries out heat exchange, achievees the purpose that hard shell battery temperature is adjusted.Thus provide a kind of temperature adjusting stabilization, the high hard shell battery of regulations speed and its battery case used.
Description
Technical field
The utility model relates to hard shell battery and its battery cases.
Background technique
The development of new-energy automobile has great importance for economizing on resources and improving environment, meanwhile, new-energy automobile
Energy source --- the development of battery is most important for the popularization of new-energy automobile.Conventional batteries include anode, cathode, every
The battery core part that film, plus plate current-collecting body, negative current collector, electrolyte and battery cover form also includes battery case part.Lithium from
Sub- battery is due to having many advantages, such as that energy density is high, power density is high, the service life is long, memory-less effect becomes new-energy automobile electricity
The first choice in pond.
But the performance of performance of lithium ion battery is limited to environment temperature.At low ambient temperatures, due to keys such as electrolyte
The ionic conductance of material declines rapidly, and lithium ion battery charge-discharge velocity is caused to be decreased obviously, or even can occur can not charge and discharge
The case where；Under high temperature environment, the side reaction aggravation of electrolyte, electrode material, causes the lithium ion battery service life to be decayed rapidly.Institute
With the temperature of lithium ion battery adjusts most important for improving the performances such as its cycle life, charge-discharge velocity.Currently, hard shell
The temperature adjusting of battery is concentrated mainly on mould group or battery pack level.
Publication No. is the Chinese patent of CN105849968A, proposes the side of a kind of round-the-clock battery and its manufacture and use
Method.For this battery compared with conventional batteries, inside battery, which additionally comprises, is connected to one or more of one or more resistor discs
The switch of a high resistance terminal and switching cell resistance rank.Lower than normal running temperature such as less than 5 DEG C at a temperature of or
Subfreezing temperature（Temperature less than about 0 DEG C, for example, being less than about at a temperature of -10 DEG C, -20 DEG C, -30 DEG C or -40 DEG C）,
It is heated using the heat production of battery internal resistance piece to battery core.But this battery exists because switch failure leads to thermal runaway in the prior art
Risk.To the cooling of battery mainly by external water-cooled plate or it is air-cooled in the way of, but these mode cooling effects are poor, speed
Rate is slow.Develop stability and high efficiency, the battery temperature regulation technology of high-speed still suffers from huge challenge.
Utility model content
The purpose of this utility model is to provide a kind of temperature adjustments to stablize, the high hard shell battery of regulations speed；The utility model
Another be designed to provide a kind of temperature adjustment and stablize, the battery case of the high hard shell used in battery of regulations speed.
To achieve the above object, the technical solution of the hard shell battery of the utility model is as follows：
A kind of hard shell battery of scheme 1. includes battery core and the battery case that is wrapped in outside battery core, is equipped in the battery case
For the medium channel of heat transferring medium circulation, the battery case is equipped with the entrance flowed into for heat transferring medium and for heat exchanging medium flow
Outlet out.
This programme is beneficial in that：There are outlet and entrance on battery case, has medium channel in battery case.Heat exchange
Medium is flowed into through entrance in the medium channel of battery case, is flowed out later using outlet, and heat transferring medium and battery case wrap up
Battery core carry out heat exchange, achieve the purpose that hard shell battery temperature adjust.The temperature regulation section of battery is made to divide not shadow in this way
The working portion of battery is rung, temperature, which is adjusted, to be stablized.
The hard shell battery according to scheme 1 of scheme 2., the side wall of the battery case are made of inner and outer wall, and interior
Wall and outer wall middle section are equipped with medium channel.
This programme is beneficial in that：The medium channel of the hard shell battery can be set among cell casing side wall
In hollow structure.It may be implemented to adjust the temperature of battery when circulation heat transferring medium in the medium channel.
The hard shell battery according to scheme 1 or 2 of scheme 3., the battery case inner and outer wall centre are equipped with isolation junction
Structure, it is the medium channel that battery case is partitioned into the cavity being connected between outlet and entrance by the isolation structure.
This programme is beneficial in that：Medium channel volume is bigger, and the effect adjusted to temperature is better, but liquid flow
Logical resistance is bigger, so considering other factors while reaching temperature regulation effect, medium channel has been designed to shape
Cavity.
The hard shell battery according to scheme 1 of scheme 4., the entrance and exit are separately positioned on the ipsilateral of battery case
Or two sides.
This programme is beneficial in that：So that heat transferring medium sufficiently circulates in battery case, thermoregulation effect is more preferable.
The hard shell battery according to scheme 1 of scheme 5., the battery case are plastic material, elemental metals or alloy
Material.
This programme is beneficial in that：The material that can be used is more diversified, can meet making for hard shell battery
With effect, the light materials such as plastics can be used to realize light-weighted purpose.
The technical solution of the battery case of the hard shell battery of the utility model is as follows：
A kind of battery case of scheme 1., the battery case is interior to be equipped with the medium channel to circulate for heat transferring medium, the electricity
Pond shell is equipped with the entrance flowed into for heat transferring medium and for the outlet of heat transferring medium outflow.
This programme is beneficial in that：There are outlet and entrance on battery case, has medium channel in battery case.Heat exchange
Medium is flowed into through entrance in the medium channel of battery case, is flowed out later using outlet, and heat transferring medium and battery case wrap up
Battery core carry out heat exchange, achieve the purpose that hard shell battery temperature adjust.The temperature regulation section of battery is made to divide not shadow in this way
The working portion of battery is rung, temperature, which is adjusted, to be stablized.
The battery case according to scheme 1 of scheme 2., the side wall of the battery case are made of inner and outer wall, and interior
Wall and outer wall middle section are equipped with medium channel.
This programme is beneficial in that：The medium channel of the hard shell battery can be set among cell casing side wall
In hollow structure.It may be implemented to adjust the temperature of battery when circulation heat transferring medium in the medium channel.
The battery case according to scheme 1 or 2 of scheme 3., the battery case inner and outer wall centre are equipped with isolation junction
Structure, it is the medium channel that battery case is partitioned into the cavity being connected between outlet and entrance by the isolation structure.
This programme is beneficial in that：Medium channel volume is bigger, and the effect adjusted to temperature is better, but liquid flow
Logical resistance is bigger, so considering other factors while reaching temperature regulation effect, medium channel has been designed to shape
Cavity.
The battery case according to scheme 1 of scheme 4, the entrance and exit be separately positioned on the ipsilateral of battery case or
Two sides.
This programme is beneficial in that：So that heat transferring medium sufficiently circulates in battery case, thermoregulation effect is more preferable.
The battery case according to scheme 1 of scheme 5., the battery case are plastic material, elemental metals or alloy
Material.
This programme is beneficial in that：The material that can be used is more diversified, can meet making for hard shell battery
With effect, the light materials such as plastics can be used to realize lightweight purpose.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment 1 of the utility model hard shell battery；
Fig. 2 is the structural schematic diagram of the embodiment 2 of the utility model hard shell battery；
Fig. 3 is the structural schematic diagram of the embodiment 3 of the utility model hard shell battery；
Fig. 4 is the structural schematic diagram of the embodiment 4 of the utility model hard shell battery.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
A kind of specific embodiment 1 of the hard shell battery of the utility model, as shown in Figure 1, the hard shell battery be it is rectangular, by
Battery case 5 and battery core 6 form, and battery case 5 is made of outer wall 1 and inner wall 2, form one among outer wall 1 and inner wall 2 and are used for
Make the heat exchanging medium passage 4 of heat exchanging medium passage circulation, there is one to be used to that heat transferring medium to be made to flow into battery case on battery case 5
The entrance 3 of 5 heat exchanging medium passages 4 and an outlet 9 for being used to that heat transferring medium to be made to flow out 5 heat exchanging medium passage 4 of battery case.It should
The entrance 3 of hard shell battery and outlet 9 are in the opposite side of battery case 5.The battery core 6 of hard shell battery has positive terminal 7 and cathode
Terminal 8,7 terminal of anode and negative terminal 8 of battery are arranged in the top of hard shell battery.
When hard shell battery needs to heat, it can be passed through heat medium in heat exchanging medium passage 4, heat medium is in medium pump
Under the action of flowed into from entrance 3, flow through the heat exchanging medium passage 4 of battery case, bring heat for hard shell battery, make battery liter
Temperature, heat transferring medium is flowed out from outlet 9 later, and hard shell battery is being back flowed back into after the heating device of hard shell outside batteries, complete
It is recycled at one.
When hard shell battery needs cooling, cooling medium, work of the cooling medium in medium pump can be passed through in hollow parts
It is flowed under from entrance 3, flows through the heat exchanging medium passage 4 of battery case, the heat of hard shell battery is taken away, reach cooling mesh
, cooling medium is flowed out from outlet 9 later, and hard shell battery is being back flowed back into after the cooling device of hard shell outside batteries, complete
It is recycled at one.
The specific embodiment 2 of the hard shell battery of the utility model, as shown in Fig. 2, the difference from embodiment 1 is that：It is this
Hard shell battery is cylindrical, positive terminal 7 and negative pole end of the battery core 6 with the top and bottom for being arranged in hard shell battery
Son 8.
The specific embodiment 3 of the hard shell battery of the utility model, as shown in figure 3, the difference from example 2 is that：Hard shell
Entrance 3 on the battery case of battery mutually staggers in height with outlet 9.
The specific embodiment 4 of the hard shell battery of the utility model, as shown in figure 4, being with the difference of embodiment 3：Entrance 3
Outlet 9 between isolated part by battery case be divided into helix shape cavity structure be battery case heat transferring medium
Channel 4.
In the other embodiments of the hard shell battery of the utility model, it can be arranged in the bottom of hard shell battery and be changed on side wall
The identical structure of hot media channel 4.
In the other embodiments of the hard shell battery of the utility model, the shape of hard shell battery can be other shapes, such as rib
Column.
In the other embodiments of the hard shell battery of the utility model, heat exchanging medium passage 4 can be according to the need of temperature adjusting
It is arranged to other shapes.
In the other embodiments of the hard shell battery of the utility model, entrance 3 and outlet 9 on battery case can be located at hard
The same side of housing battery.
In the other embodiments of the hard shell battery of the utility model, the case material of battery can be other elemental golds
Belong to, is also possible to alloy composite either non-metallic material.
In the other embodiments of the hard shell battery of the utility model, heat transferring medium can be coolant liquid, refrigerant etc. and be suitable for
For one or more kinds of combinations of heat-conducting liquid.
In the other embodiments of the hard shell battery of the utility model, the type of hard shell battery can be lead-acid battery, ni-mh
Battery, Ni-Cr battery, supercapacitor, lithium ion battery, solid state battery etc..
In the other embodiments of the hard shell battery of the utility model, the material system of hard shell battery can be any material body
System, such as lithium ion battery, can be cobalt acid lithium battery, ternary lithium battery, lithium manganate battery, ferric phosphate lithium cell etc..
In the specific embodiment of the utility model battery case, with any embodiment of above-mentioned the utility model hard shell battery
Battery case structure it is identical, be not repeated to illustrate.
Claims (10)
1. a kind of hard shell battery, including battery core and the battery case being wrapped in outside battery core, it is characterised in that：In the battery case
Equipped with the medium channel to circulate for heat transferring medium, the battery case is situated between equipped with the entrance flowed into for heat transferring medium and for heat exchange
The outlet that mass flow goes out.
2. hard shell battery according to claim 1, it is characterised in that：The side wall of the battery case is by inner and outer wall structure
At, and inner and outer wall middle section is equipped with medium channel.
3. hard shell battery according to claim 2, it is characterised in that：Be equipped among the battery case inner and outer wall every
From structure, it is that the medium leads to that battery case is partitioned into the cavity being connected between outlet and entrance by the isolation structure
Road.
4. hard shell battery according to claim 1, it is characterised in that：The entrance and exit is separately positioned on battery case
Ipsilateral or two sides.
5. hard shell battery according to claim 1, it is characterised in that：The battery case is plastic material, elemental gold
Category or alloy material.
6. a kind of battery case, it is characterised in that：The battery case is equipped in the battery case for being wrapped in outside battery core
For the medium channel of heat transferring medium circulation, the battery case is equipped with the entrance flowed into for heat transferring medium and for heat exchanging medium flow
Outlet out.
7. battery case according to claim 6, it is characterised in that：The side wall of the battery case is by inner and outer wall structure
At, and inner and outer wall middle section is equipped with medium channel.
8. battery case according to claim 7, it is characterised in that：Be equipped among the battery case inner and outer wall every
From structure, it is that the medium leads to that battery case is partitioned into the cavity being connected between outlet and entrance by the isolation structure
Road.
9. battery case according to claim 6, it is characterised in that：The entrance and exit is separately positioned on battery case
Ipsilateral or two sides.
10. battery case according to claim 6, it is characterised in that：The battery case is plastic material, elemental gold
Category or alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721792347.XU CN208173643U (en) | 2017-12-20 | 2017-12-20 | Hard shell battery and its battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721792347.XU CN208173643U (en) | 2017-12-20 | 2017-12-20 | Hard shell battery and its battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208173643U true CN208173643U (en) | 2018-11-30 |
Family
ID=64386406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721792347.XU Active CN208173643U (en) | 2017-12-20 | 2017-12-20 | Hard shell battery and its battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208173643U (en) |
-
2017
- 2017-12-20 CN CN201721792347.XU patent/CN208173643U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |