CN208111508U - A kind of Battery case - Google Patents
A kind of Battery case Download PDFInfo
- Publication number
- CN208111508U CN208111508U CN201820403342.1U CN201820403342U CN208111508U CN 208111508 U CN208111508 U CN 208111508U CN 201820403342 U CN201820403342 U CN 201820403342U CN 208111508 U CN208111508 U CN 208111508U
- Authority
- CN
- China
- Prior art keywords
- battery case
- outer housing
- inner housing
- housing
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 discloses a kind of Battery cases, including box-like body, the box-like body includes the inner housing of integrated die-casting molding outer housing and integrated injection molding, the inner housing be embedded outer enclosure interior and with outer housing tight fit shape it is integral, be wholely set spacer body inside the inner housing.Also disclose the production method of the Battery case.The Battery case, it is in inside and outside sub-assembly by Battery case body design, outer housing is formed by integrated die-casting, the molding of inner housing integrated injection molding material, it is chimeric with inside and outside outer housing by inner housing, so that box-like body had both had the characteristic of injected plastics material, has the characteristics that cast member again, the settings of battery modules is more suitable, so that entire Battery case longer life expectancy, using effect are more preferable, simultaneously, due to using this knockdown inner housing and outer housing unlike material structure, inner housing and outer housing can make more frivolous, have good service performance.
Description
Technical field
The utility model relates to power battery technology field, more specifically to a kind of Battery case.
Background technique
Power battery is one of electric car core component, is the power source of vehicle.Cabinet is other portions in power battery
Part provides installation space, and reduces impact of the electric car environment to other component, when automobile such as collides at the safety problems
Other components can be protected.Requirement of the vehicle to battery pack be：High mechanical safety, high-energy density, outstanding sealing
Performance.
Chinese patent literature（The day for announcing：On March 23rd, 2011, notification number：CN201773879U）Disclose a kind of one
Formula Battery case structure, including：Frame, at least one direction of the frame both horizontally and vertically there are two tools
Above battery accommodating chamber, each battery accommodating chamber are provided with corresponding elastic conduction terminal and elasticity mechanism in place.This reality
A kind of electric vehicle using integrated battery case structure is also disclosed with novel, including：Car body is installed framed on the car body
Frame has more than two battery accommodating chambers at least one direction of the frame both horizontally and vertically.This reality
With novel by the way that more than two battery accommodating chambers are arranged in the horizontal or vertical direction of frame, in this way, with respect to general
Multiple cabinets are integrated into the structure of an entirety, in this way, so that it may with during installation by overall structure once mounting to car body, no
It needs individually to carry out the cumbersome work such as individual detection and localization again, to greatly facilitate the peace that car body powers on pond holding mechanism
Dress.
Above-mentioned technical proposal is also disclosed integrated box and the molding cabinet of integrated die-casting, but above-mentioned technical proposal
In cabinet be all homogenous material production so that the performance requirement that cabinet can not be optimal in use.
Utility model content
Purpose of the utility model is to solve existing battery case machine security performance is poor, own wt is overweight, cabinet
The problems such as poor air-tightness of itself, and provide that a kind of gas tightness is good, intensity is high, it has a safety feature, light-weighted Battery case.
The utility model realizes that technical solution used by its technical purpose is：A kind of Battery case, including box-like body,
The box-like body includes the inner housing of integrated die-casting molding outer housing and integrated injection molding, and the inner housing is embedded
Outer enclosure interior and with outer housing tight fit shape it is integral, be wholely set spacer body inside the inner housing.The electricity
Pond cabinet, according to existing Battery case there are the problem of, be in inside and outside sub-assembly by Battery case body design, outer housing passes through
Integrated die-casting molding, the outer housing internal soundness compactness of casting is good, and complete vehicle quality can be reduced accordingly, and thermal diffusivity is good, Ke Yichong
Code insurance demonstrate,proves the thermal diffusivity of Battery case, improves the service life of battery modules；It is corrosion-resistant good；Due to using low-pressure casting process,
It is easy molding, easy to process, production week, it was short, at low cost.The inner housing of integrated injection molding is set in outer enclosure interior simultaneously,
And the inner shell structure of injection molding is stablized, intensity and impact resistance with higher, precision is high, good seal performance, by interior
Shell is inside and outside chimeric with outer housing, so that box-like body had not only had the characteristic of injected plastics material, but also has the characteristics that cast member, more
Add the setting of suitable battery modules, so that entire Battery case longer life expectancy, using effect is more preferable, simultaneously as using this
Knockdown inner housing and outer housing unlike material structure, inner housing and outer housing can make more frivolous, have good
Service performance.
Preferably, the outer housing is integrated aluminum casting, the material of the outer housing is high-strength aluminum alloy material
Material.Outer housing uses high-strength aluminum alloy material die casting moulding, can make the more lightweight of entire outer housing, energy-conservation of consumption reduction.
Preferably, the inner housing is composite material integrated injection molding part.Integrated injection molding can be able to satisfy interior
The design requirement of shell different structure shape, automation, continuous production, high production efficiency.
Preferably, being provided with several reinforcing ribs on the spacer body.
Preferably, being provided with several heat extraction through-holes on the spacer body.
Preferably, outer housing place chimeric with inner housing is equipped with cooling piece, the cooling piece includes cooling
Coolant liquid inside utricule and cooling bladder body, the cooling utricule are high-temperature resistant elastic rubber part.Cooling piece is arranged can be very
Good plays cooling effect to battery, guarantee battery using safe so that the security performance of Battery case is higher.
The utility model has the beneficial effects that：Battery case body design is in inside and outside sub-assembly, shell by the Battery case
Body is formed by integrated die-casting, the molding of inner housing integrated injection molding material, chimeric with inside and outside outer housing by inner housing, so that cabinet
Ontology had not only had the characteristic of injected plastics material, but also had the characteristics that cast member, was more suitable the settings of battery modules, so that entire electricity
Pond cabinet longer life expectancy, using effect is more preferable, simultaneously as using this knockdown inner housing and outer housing unlike material knot
Structure, inner housing and outer housing can make more frivolous, have good service performance.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model Battery case；
Fig. 2 is a kind of decomposition texture schematic diagram of the utility model Battery case；
In figure：1, box-like body, 2, outer housing, 3, inner housing, 4, spacer body, 5, reinforcing rib, 6, heat extraction through-hole, 7, cooling
Part, 8, cooling utricule, 9, coolant liquid.
Specific embodiment
The technical solution of the utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment 1：
In Fig. 1, embodiment shown in Fig. 2, a kind of Battery case, including box-like body 1, box-like body 1 include one
The outer housing 2 of die cast and the inner housing 3 of integrated injection molding, inner housing 3 be embedded the inside of outer housing 2 and with outer housing 2
Tight fit shape is integral, and spacer body 4 has been wholely set inside inner housing 3.
Outer housing 2 is integrated aluminum casting, and the material of outer housing 2 is high-strength aluminum alloy material.
Inner housing 3 is composite material integrated injection molding part.
Several reinforcing ribs 5 are provided on spacer body 4.Several heat extraction through-holes 6 are provided on spacer body 4.
The place chimeric with inner housing 3 of outer housing 2 is equipped with cooling piece 7, and cooling piece 7 includes in cooling utricule 8 and cooling utricule 8
The coolant liquid 9 in portion.Cooling utricule 8 is high-temperature resistant elastic rubber part.
Battery case body design is in inside and outside sub-assembly by the Battery case, and outer housing 2 is formed by integrated die-casting, outside
Shell is integrally formed using high-strength aluminum alloy material and by die-casting process, and such technique can be use up what outer housing was cast
Possible frivolous, the 2 internal soundness compactness of outer housing of casting is good, and complete vehicle quality can be reduced accordingly, and thermal diffusivity is good, can be abundant
The thermal diffusivity for guaranteeing Battery case, improves the service life of battery modules；It is corrosion-resistant good；Due to using low-pressure casting process, hold
Easily molded, easy to process, production week, it was short, at low cost.
The inner housing 3 of integrated injection molding is set inside outer housing 2, and the inner shell structure of injection molding is stablized, tool
There are higher intensity and impact resistance, precision is high, good seal performance.
It is chimeric with inside and outside outer housing by inner housing, and cooling piece is set between inner housing and outer housing, cooling piece
It can play the role of cooling effect, while sealing inner housing and outer housing can also be played, enable inner housing secured
Be embedded in outer enclosure interior, can make box-like body not only in this way has the characteristic of injected plastics material, but with cast member spy
Point, is more suitable the settings of battery modules, so that entire Battery case longer life expectancy, using effect is more preferable, simultaneously as using
This knockdown inner housing and outer housing unlike material structure, inner housing and outer housing can make more frivolous, have
Good service performance.
Claims (6)
1. a kind of Battery case, it is characterised in that:Including box-like body（1）, the box-like body（1）Including integrated die-casting at
The outer housing of type（2）With the inner housing of integrated injection molding（3）, the inner housing（3）It is embedded in outer housing（2）It is internal and outer
Shell（2）Tight fit shape is integral, the inner housing（3）Inside has been wholely set spacer body（4）.
2. Battery case according to claim 1, it is characterised in that:The outer housing（2）It is integrated aluminum casting, it is described
Outer housing（2）Material be high-strength aluminum alloy material.
3. Battery case according to claim 1, it is characterised in that:The inner housing（3）It is integrally infused for composite material
Mould molded part.
4. Battery case according to claim 1, it is characterised in that:The spacer body（4）On be provided with several reinforcements
Muscle（5）.
5. Battery case according to claim 1, it is characterised in that:The spacer body（4）On be provided with several heat extractions
Through-hole（6）.
6. according to claim 1 to Battery case described in 5 any one, it is characterised in that:The outer housing（2）With inner casing
Body（3）Chimeric place is equipped with cooling piece（7）, the cooling piece（7）Including cooling utricule（8）With cooling utricule（8）Internal
Coolant liquid（9）, the cooling utricule（8）For high-temperature resistant elastic rubber part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820403342.1U CN208111508U (en) | 2018-03-23 | 2018-03-23 | A kind of Battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820403342.1U CN208111508U (en) | 2018-03-23 | 2018-03-23 | A kind of Battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208111508U true CN208111508U (en) | 2018-11-16 |
Family
ID=64122641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820403342.1U Active CN208111508U (en) | 2018-03-23 | 2018-03-23 | A kind of Battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208111508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839136A (en) * | 2020-06-05 | 2021-12-24 | 奥动新能源汽车科技有限公司 | Battery box, electric vehicle and application of mixed material containing polyurea and aerogel |
-
2018
- 2018-03-23 CN CN201820403342.1U patent/CN208111508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113839136A (en) * | 2020-06-05 | 2021-12-24 | 奥动新能源汽车科技有限公司 | Battery box, electric vehicle and application of mixed material containing polyurea and aerogel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |