CN206711940U - High-strength light-weight battery case lower box - Google Patents
High-strength light-weight battery case lower box Download PDFInfo
- Publication number
- CN206711940U CN206711940U CN201720441944.1U CN201720441944U CN206711940U CN 206711940 U CN206711940 U CN 206711940U CN 201720441944 U CN201720441944 U CN 201720441944U CN 206711940 U CN206711940 U CN 206711940U
- Authority
- CN
- China
- Prior art keywords
- battery case
- housing
- receiving space
- lower box
- ladder
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
It the utility model is related to a kind of High-strength light-weight battery case lower box, including housing, the housing is the structure with receiving space surrounded by side wall and bottom plate, the side wall top is surrounded by the flange connect with battery case top cap, the housing is two layers of hierarchic structure, first hierarchic structure body and the second ladder structure are collectively forming first receiving space and the second receiving space, the first hierarchic structure body is located above the second ladder structure, and the first receiving space penetrates with second receiving space.Housing of the present utility model is that two layers of hierarchic structure is adapted with the shape of automobile frame, the space under car floor can be made full use of, the rear wall of housing is provided with to the projecting inward protuberant bar of housing, and Housing Base is provided with reinforcement, the intensity of the utility model battery case lower box not only improved, while positioning action is played again, it is convenient that battery pack is installed into battery case, it is easy to ensure the flatness in box bottom with rear wall, is easy to process.
Description
Technical field
A kind of battery case lower box is the utility model is related to, more particularly to a kind of High-strength light-weight battery case lower box.
Background technology
Development of Electric Vehicles is advanced by leaps and bounds at present, and battery is the important component of electric automobile, due to being all to use battery
It is integrated, battery must be just arranged in Battery case.The casing of installation battery is typically metal cabinet at present, although so
Its intensity and rigidity are can guarantee that, but because metal cabinet weight is very heavy, causes automobile overall weight to aggravate, certainly will influence electronic
The distance travelled of automobile.Once battery leakage, also result in the corrosion of Battery case.In the case of proof strength, subtract
The weight of light battery case, could assemble more battery modules, improve the course continuation mileage of electric automobile.
The content of the invention
It is of the present utility model to be directed to problems of the prior art and defect, there is provided a kind of to meet the intensity of battery case
On the premise of, effective High-strength light-weight battery case lower box for reducing battery case weight.
To achieve the above object, technical scheme is used by the utility model：Under a kind of High-strength light-weight battery case
Casing, including housing, the housing are the structure with receiving space that is surrounded by side wall and bottom plate, side wall top surrounding
Provided with the flange connect with battery case top cap, the housing is two layers of hierarchic structure, the first hierarchic structure body and the second ladder knot
Structure body is collectively forming first receiving space and the second receiving space, and the first hierarchic structure body is located on the second ladder structure
Side, the first receiving space penetrate with second receiving space, and the left end of the first hierarchic structure body is described in stretching
The extension of second ladder structure, the interior stationary plane for being provided with link post of the extension；The side wall connects with flange
Place is provided with several fins extended downwardly, and the rear wall of the housing is provided with multiple linear protrusions protruded to enclosure interior
Bar, the protuberant bar arrange along rear wall short transverse, and the bottom plate is provided with multiple linear bars arranged along its length
Shape projection, the inwall of the bottom plate are provided with the strengthening rib strip arranged along its width, and described strengthening rib strip one end is with being located at institute
The protuberant bar lower end connection on rear wall is stated, the other end is connected with the front wall inner surface of the housing, the left and right two of the reinforcement
Side sets multiple connected rectangular protrusions respectively, and the rectangular protrusions are protruded to the hull outside, and it is with the reinforcement
Muscle is symmetrical arranged centered on center；The side wall, bottom plate, flange, fin and strengthening rib strip are thermoplastic composite Integral mold
It is molded.
In the above-mentioned technical solutions, described first receiving space bottom at the top of second receiving space with connecting, and two
The junction of person forms the ladder plane being connected with stationary plane, stationary plane company parallel with ladder on the rear wall of the housing
Connect to form L-shaped, multiple threading holes are opened up in ladder plane.
In the above-mentioned technical solutions, described flange is provided with multiple connecting holes connect with battery case top cap, the company
Connect and self tapping swivel nut is inlaid with hole.
In the above-mentioned technical solutions, described fin is shaped as the downward rectangular pyramid of drift angle.
The beneficial effects of the utility model are：The housing of the utility model battery case lower box is two layers of hierarchic structure and vapour
The shape of vehicle carriage is adapted, and can make full use of the space under car floor, and the rear wall of above-mentioned housing is provided with to housing convex
The protuberant bar gone out, and Housing Base is provided with reinforcement, the intensity of the utility model battery case lower box not only improved, simultaneously
Positioning action is played again, it is convenient that battery pack is installed into battery case, it is easy to ensure the flatness in box bottom with rear wall, is easy to
Processing.Side wall, bottom plate, fin and the strengthening rib strip of the utility model battery case lower box housing are thermoplastic composite one
Compression molding, the gross weight of battery case is greatly reduced, realize light-weighted purpose, corrosion resistance is better than traditional metal
Material, and manufacture craft is simple, cost of manufacture is cheap.Some wings that housing sidewall of the present utility model and flange junction are set
Piece has not only acted as the effect of reinforcement, also has the function that to accelerate radiating, improves the heat dispersion of Battery case.
Brief description of the drawings
Fig. 1 is one of dimensional structure diagram of the utility model High-strength light-weight battery case lower box；
Fig. 2 is the two of the dimensional structure diagram of the utility model High-strength light-weight battery case lower box；
Fig. 3 is the main structure diagram of the utility model High-strength light-weight battery case lower box；
Fig. 4 is the overlooking the structure diagram of the utility model High-strength light-weight battery case lower box；
Fig. 5 is the present invention looks up structural representation of the utility model High-strength light-weight battery case lower box；
Fig. 6 is the right side structural representation of the utility model High-strength light-weight battery case lower box；
Fig. 7 is the left view structural representation of the utility model High-strength light-weight battery case lower box.
The meaning that label represents in figure as：1st, side wall, 2, bottom plate, 3, the linear strip projection on bottom plate, 4, fin, 5,
Flange, the 6, first hierarchic structure body, the 7, second ladder structure, 8, binding post, 9, stationary plane, 10, ladder plane, 11, rear wall
On linear protrusions bar, 12, cable-through hole, 13, strengthening rib strip, 14, rectangular protrusions.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described in further detail to the utility model：
Embodiment 1：Referring to Fig. 1 to Fig. 7, a kind of High-strength light-weight battery case lower box, including housing, the housing be
The structure with receiving space surrounded by side wall 1 and bottom plate 2, the top of side wall 1 is surrounded by be connect with battery case top cap
Flange 5, the housing is two layers of hierarchic structure, and the first hierarchic structure body 6 and the second ladder structure 7 are collectively forming the first appearance
Receive space and the second receiving space, the first hierarchic structure body is located above the second ladder structure, described first accommodate it is empty
Between penetrated with second receiving space, the left end of the first hierarchic structure body is stretches out stretching for the second ladder structure
Go out portion, the stationary plane of link post is provided with the extension；The side wall and flange junction are provided with several to downward
The fin 4 stretched, the rear wall of the housing are provided with multiple linear protrusions bars 10 protruded to enclosure interior, and the protuberant bar is after
Wall short transverse arranges, and the bottom plate is provided with multiple linear strip projections 3 arranged along its length, the bottom plate it is interior
Wall is provided with the strengthening rib strip 13 arranged along its width, described one end of strengthening rib strip 13 and the projection being located on the rear wall
Bar lower end connects, and the other end is connected with the front wall inner surface of the housing, and the left and right sides of the reinforcement sets multiple respectively
Connected rectangular protrusions, the rectangular protrusions are protruded to the hull outside, and it is right centered on the reinforcement center
Claim to set；The side wall 1, bottom plate 2, flange 5, fin 4 and strengthening rib strip 13 are thermoplastic composite one compression molding, with
And the linear protrusions bar 11 on rear wall, the linear strip projection 3 on bottom plate and housing are also thermoplastic composite Integral mold
It is molded, to realize light-weighted purpose.
Described first receiving space bottom at the top of second receiving space with connecting, and both junctions are in the shell
The ladder plane being connected with stationary plane is formed on the rear wall of body, stationary plane connection parallel with ladder forms L-shaped, ladder plane
On open up multiple threading holes.Described flange is provided with multiple connecting holes connect with battery case top cap, is inlayed in the connecting hole
Embedded with self tapping swivel nut, it is easy to be tightly connected with battery box cover.Described fin 4 is shaped as the downward rectangular pyramid of drift angle,
Above-mentioned fin 4 both plays a part of reinforcement, by playing a part of radiating, improves heat dispersion of the present utility model.
The utility model is not limited to above-mentioned embodiment, and those skilled in the art can also make a variety of changes accordingly
Change, but any change equivalent or similar with the utility model should all be covered in the range of the utility model claims.
Claims (4)
1. a kind of High-strength light-weight battery case lower box, including housing, the housing is to be had by what side wall and bottom plate surrounded
The structure of receiving space, the side wall top are surrounded by the flange connect with battery case top cap, it is characterised in that the housing
For two layers of hierarchic structure, the first hierarchic structure body and the second ladder structure are collectively forming first receiving space and second and accommodate sky
Between, the first hierarchic structure body is located above the second ladder structure, and the first receiving space accommodates empty with described second
Between penetrate, the left end of the first hierarchic structure body is stretches out the extension of the second ladder structure, in the extension
Stationary plane provided with link post；The side wall and flange junction are provided with several fins extended downwardly, the housing
Rear wall be provided with it is multiple to enclosure interior protrude linear protrusions bars, the protuberant bar along rear wall short transverse arrange, it is described
Bottom plate is provided with multiple linear strip projections arranged along its length, and the inwall of the bottom plate is provided with along its width
The strengthening rib strip of arrangement, described strengthening rib strip one end are connected with the protuberant bar lower end being located on the rear wall, the other end with it is described
The front wall inner surface connection of housing, the left and right sides of the reinforcement sets multiple connected rectangular protrusions respectively, described
Rectangular protrusions are protruded to the hull outside, and it is symmetrical arranged centered on the reinforcement center；The side wall, bottom plate, turn over
Side, fin and strengthening rib strip are thermoplastic composite one compression molding.
2. High-strength light-weight battery case lower box according to claim 1, it is characterised in that described first accommodates empty
Between connect at the top of bottom and second receiving space, both junctions are formed on the rear wall of the housing and stationary plane company
The ladder plane connect, stationary plane connection parallel with ladder form L-shaped, multiple threading holes are opened up in ladder plane.
3. High-strength light-weight battery case lower box according to claim 1, it is characterised in that described flange is provided with
Multiple connecting holes connect with battery case top cap, self tapping swivel nut is inlaid with the connecting hole.
4. High-strength light-weight battery case lower box according to claim 1, it is characterised in that the shape of described fin
For the rectangular pyramid that drift angle is downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720441944.1U CN206711940U (en) | 2017-04-25 | 2017-04-25 | High-strength light-weight battery case lower box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720441944.1U CN206711940U (en) | 2017-04-25 | 2017-04-25 | High-strength light-weight battery case lower box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206711940U true CN206711940U (en) | 2017-12-05 |
Family
ID=60457151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720441944.1U Expired - Fee Related CN206711940U (en) | 2017-04-25 | 2017-04-25 | High-strength light-weight battery case lower box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206711940U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054322A (en) * | 2018-01-11 | 2018-05-18 | 华霆（合肥）动力技术有限公司 | Logistic car Battery case and logistic car battery system |
| CN108711635A (en) * | 2018-04-28 | 2018-10-26 | 东莞众创新能源科技有限公司 | Fuel cell module |
| CN109638191A (en) * | 2018-12-14 | 2019-04-16 | 深圳市华盛源机电有限公司 | A kind of battery of electric vehicle heat dissipation tank |
| CN110444705A (en) * | 2019-06-20 | 2019-11-12 | 恒大新能源科技集团有限公司 | A kind of battery modules heat conduction structure and glue spreading method |
| CN112566760A (en) * | 2018-08-08 | 2021-03-26 | 株式会社安川电机 | Robot |
| CN114142134A (en) * | 2021-10-29 | 2022-03-04 | 青岛国轩电池有限公司 | Battery pack applying modular box body |
| WO2024065640A1 (en) * | 2022-09-30 | 2024-04-04 | 宁德时代新能源科技股份有限公司 | Battery box, battery, electric device, and method and device for manufacturing box |
-
2017
- 2017-04-25 CN CN201720441944.1U patent/CN206711940U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054322A (en) * | 2018-01-11 | 2018-05-18 | 华霆（合肥）动力技术有限公司 | Logistic car Battery case and logistic car battery system |
| CN108711635A (en) * | 2018-04-28 | 2018-10-26 | 东莞众创新能源科技有限公司 | Fuel cell module |
| CN112566760A (en) * | 2018-08-08 | 2021-03-26 | 株式会社安川电机 | Robot |
| CN109638191A (en) * | 2018-12-14 | 2019-04-16 | 深圳市华盛源机电有限公司 | A kind of battery of electric vehicle heat dissipation tank |
| CN110444705A (en) * | 2019-06-20 | 2019-11-12 | 恒大新能源科技集团有限公司 | A kind of battery modules heat conduction structure and glue spreading method |
| CN114142134A (en) * | 2021-10-29 | 2022-03-04 | 青岛国轩电池有限公司 | Battery pack applying modular box body |
| WO2024065640A1 (en) * | 2022-09-30 | 2024-04-04 | 宁德时代新能源科技股份有限公司 | Battery box, battery, electric device, and method and device for manufacturing box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20190425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |