CN209282275U - A kind of lightweight anticollision battery case - Google Patents
A kind of lightweight anticollision battery case Download PDFInfo
- Publication number
- CN209282275U CN209282275U CN201920021292.5U CN201920021292U CN209282275U CN 209282275 U CN209282275 U CN 209282275U CN 201920021292 U CN201920021292 U CN 201920021292U CN 209282275 U CN209282275 U CN 209282275U
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- crumple
- absorbing beam
- energy
- crumple energy
- absorbing
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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 provides a kind of lightweight anticollision battery case, the bottom plate including being used to support battery pack, and the edge of the bottom plate is equipped with a circle side plate, and the bottom plate and side plate surround battery pack rest area, and the periphery of the side plate is equipped with several segments crumple endergonic structure；The bottom plate is equipped with reinforcing beam in the side with side plate, the both ends of the reinforcing beam are connect with two side plates, the reinforcing beam includes the longitudinal crumple energy-absorbing beam arranged along the longitudinal direction and the lateral crumple energy-absorbing beam arranged in left-right direction, the longitudinal direction crumple energy-absorbing beam and lateral crumple energy-absorbing beam are equipped with fixed structure in infall, and the longitudinal direction crumple energy-absorbing beam and transverse direction crumple energy-absorbing beam are equipped with the mounting hole for fixing battery.The utility model can reach the balance of lightweight and crashworthiness by the crumple of design structure.
Description
Technical field
The utility model relates to pure electric automobile battery component technical fields, and in particular to a kind of lightweight anticollision battery
Case.
Background technique
Currently, pure electric automobile is gradually improved, for the light-weight design of battery box of pure electric vehicle, in addition to its be placed in it is whole
Also varied to the design of battery case ontology outside the design of systemic hierarchial in vehicle considers: selection has using aluminium alloy entirety
Die casting, have and splice after being divided into several die castings, there is use " first generation automobile high-strength steel " stretching die；For battery case
Anticollision design, there is that application No. is the patents such as CN201510074855.3, CN201611059903.2, CN201710908113.5.
Such as above-mentioned structure does not have crumple ability in the prior art, does not take into account lightweight and anticollision well
Performance can not solve the problems such as rear box on fire softens when individually using aluminum alloy materials, it is necessary to it is anti-that other are added at vehicle body
Guard, the moiety by weight of battery case has undoubtedly been transferred to vehicle body by this.Existing battery pack integrates efficiency generally 60~70%,
It is difficult to meet desired value of the integrated efficiency 75%, 80% or even 85% or more, so to be improved.
Utility model content
In order to solve the above technical problems, can lead to the purpose of this utility model is to provide a kind of lightweight anticollision battery case
The crumple for crossing design structure reaches the balance of lightweight and crashworthiness.
To achieve the above object, a kind of lightweight anticollision battery case of the utility model, including being used to support battery pack
Bottom plate, the edge of the bottom plate are equipped with a circle side plate, and the bottom plate and side plate surround battery pack rest area, the periphery of the side plate
Equipped with several segments crumple endergonic structure；The bottom plate the side with side plate be equipped with reinforcing beam, the both ends of the reinforcing beam with
Two side plate connections, the reinforcing beam includes the longitudinal crumple energy-absorbing beam arranged along the longitudinal direction and the cross arranged in left-right direction
To crumple energy-absorbing beam, the longitudinal direction crumple energy-absorbing beam and lateral crumple energy-absorbing beam are equipped with fixed structure, the longitudinal direction in infall
Crumple energy-absorbing beam and lateral crumple energy-absorbing beam are equipped with the mounting hole for fixing battery.
Preferably, the cross section of the crumple endergonic structure includes the outer framework of concave and is set in outer framework
Interior framework.
Preferably, the interior framework includes several supporting ribs arranged in parallel, height of the supporting rib along side plate
Direction setting.
Preferably, the cross-sectional scans track of the crumple endergonic structure is the line segment for being parallel to bottom plate.
Alternatively, the interior framework includes the reinforcing rib of several " X " fonts, several reinforcing ribs join end to end.
Preferably, the cross-sectional scans track of the crumple endergonic structure is waveform.
Preferably, longitudinal crumple energy-absorbing beam and lateral crumple energy-absorbing beam are all made of wavy shaped configuration.
Preferably, the fixed structure include longitudinal crumple energy-absorbing beam and lateral crumple energy-absorbing beam be arranged in infall it is recessed
Slot plane, the groove plane are equipped with threaded hole, and the fixed structure further includes the screw being threadedly coupled with two threaded holes.
The utility model compared with prior art, the beneficial effect is that:
Battery case is divided into bottom plate and side plate, manufacture easy to process in this way and modular applications, bottom plate are surrounded with side plate
Battery pack rest area；The periphery of side plate is equipped with several segments crumple endergonic structure, for when being collided by front and back and side
Crumple and energy-absorbing, achieve the purpose that buffering, are conducive to protect battery pack, and are divided into multi-segment structure and are conducive in all directions solely
Buffering is on the spot provided；
Bottom plate is equipped with reinforcing beam in the side with side plate, and the both ends of reinforcing beam are connect with two side plates, and reinforcing beam includes
The longitudinal crumple energy-absorbing beam arranged along the longitudinal direction and the lateral crumple energy-absorbing beam arranged in left-right direction, in this way before and after generation
When collision, first by the crumple endergonic structure crumple energy-absorbing on the outside of side plate, just section buffering is realized, if impact is sufficiently large, by longitudinal direction
Crumple energy-absorbing beam crumple continues energy-absorbing, realizes further buffering, and it is similar that principle when side collision occurs；
Longitudinal crumple energy-absorbing beam and lateral crumple energy-absorbing beam are equipped with fixed structure in infall, inhale for connecting longitudinal crumple
Energy beam and lateral crumple energy-absorbing beam, prevent the two from unnecessary relative motion occurring in daily driving conditions, guarantee to battery
The excellent support of group；Longitudinal crumple energy-absorbing beam and lateral crumple energy-absorbing beam are equipped with the mounting hole for fixing battery, in this way may be used
To be fixed on the positioning when being put into battery by mounting hole, battery is prevented to be subjected to displacement in battery pack rest area；
In general, the utility model has reached the balance of lightweight and crashworthiness, phase by the crumple of design structure
Than existing battery case, loss of weight can satisfy the expectation that system integration efficiency reaches 75% or more up to 20% or more.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is a kind of axonometric drawing of lightweight anticollision battery case of the utility model；
Fig. 2 is a kind of top view of lightweight anticollision battery case of the utility model；
Fig. 3 be Fig. 2 along A-A to partial sectional view；
Fig. 4 is partial sectional view of the Fig. 2 along B-B direction.
In figure: 1, bottom plate；2, side plate；3, crumple endergonic structure；4, longitudinal crumple energy-absorbing beam；5, lateral crumple energy-absorbing beam；
6, mounting hole；7, outer framework；8, interior framework；9, screw.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing 1-4, example is served only for explaining this
Utility model is not intended to limit the scope of the utility model.In the following passage by way of example more specifically referring to attached drawing
The utility model is described.According to following explanation and claims, will be become apparent from feature the advantages of the utility model.It needs to illustrate
, attached drawing is all made of very simplified form and using non-accurate ratio, only conveniently, lucidly to aid in illustrating originally
The purpose of utility model embodiment.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Embodiment one:
The utility model provides a kind of lightweight anticollision battery case, the bottom plate 1 including being used to support battery pack, the bottom plate
1 edge is equipped with a circle side plate 2, and the bottom plate 1 surrounds battery pack rest area with side plate 2, and the periphery of the side plate 2 is equipped with several
Section crumple endergonic structure 3；The bottom plate 1 is equipped with reinforcing beam, the both ends of the reinforcing beam and two sides in the side with side plate 2
Plate 2 connects, and the reinforcing beam includes that the longitudinal crumple energy-absorbing beam 4 arranged along the longitudinal direction and the transverse direction arranged in left-right direction are burst
Contracting energy-absorbing beam 5, the longitudinal direction crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are equipped with fixed structure in infall, and the longitudinal direction is burst
Contracting energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are equipped with the mounting hole 6 for fixing battery.
By using above-mentioned technical proposal, battery case is divided into bottom plate 1 and side plate 2 and (preferably uses that " third generation automobile is high-strength
Sheet forming part made of steel "), manufacture easy to process in this way and modular applications, bottom plate 1 surround battery pack with side plate 2 and put
Set area；The periphery of side plate 2 is equipped with several segments crumple endergonic structure 3, for the generation crumple when being collided by front and back and side
Energy-absorbing achievees the purpose that buffering, is conducive to protect battery pack, and be divided into multi-segment structure and be conducive to independently mention in all directions
For buffering；
Bottom plate 1 is equipped with reinforcing beam in the side with side plate 2, and the both ends of reinforcing beam are connect with two side plates 2, reinforcing beam packet
The lateral crumple energy-absorbing beam 5 for including the longitudinal crumple energy-absorbing beam 4 arranged along the longitudinal direction and arranging in left-right direction, is occurring in this way
When front and back is collided, first by the 3 crumple energy-absorbing of crumple endergonic structure in 2 outside of side plate, just section buffering is realized, if impact is sufficiently large,
Energy-absorbing is continued by longitudinal 4 crumple of crumple energy-absorbing beam, realizes further buffering, it is similar that principle when side collision occurs；
Longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are equipped with fixed structure in infall, for connecting longitudinal crumple
Energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5, prevent the two from unnecessary relative motion, guarantee pair occurring in daily driving conditions
The excellent support of battery pack；Longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are equipped with the mounting hole 6 for fixing battery,
It can be fixed on the positioning in this way when being put into battery by mounting hole 6, battery is prevented to be subjected to displacement in battery pack rest area；
In general, the utility model has reached the balance of lightweight and crashworthiness, phase by the crumple of design structure
Than existing battery case, loss of weight can satisfy the expectation that system integration efficiency reaches 75% or more up to 20% or more.
Preferably, the cross section of the crumple endergonic structure 3 includes the outer framework 7 of concave and is set to outer framework 7
Interior interior framework 8.
By using above-mentioned technical proposal, the test and test of through a long time are practiced, and the outer framework 7 of concave is existing rank
The more satisfactory cross-sectional configuration of section, has good crumple energy-absorbing effect, and cushion performance is fine；Interior framework 8 is used to be outrigger
Structure 7 provides Auxiliary support and reinforcement, can according to need adjustment structure and quantity, flexible and convenient to use.
Preferably, the interior framework 8 includes several supporting ribs arranged in parallel, height of the supporting rib along side plate 2
Spend direction setting.
By using above-mentioned technical proposal, several supporting ribs arranged in parallel on the one hand can play support well and
On the other hand buffer function is more advantageous to realization lightweight.
Preferably, the cross-sectional scans track of the crumple endergonic structure 3 is the line segment for being parallel to bottom plate 1.
By using above-mentioned technical proposal, the cross section of crumple endergonic structure 3 is along the line segment track scanning for being parallel to bottom plate 1
Crumple endergonic structure 3 is obtained, shape is linear, has the advantages such as easily manufactured.
Preferably, longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are all made of wavy shaped configuration.
By using above-mentioned technical proposal, the test and test of through a long time are practiced, and longitudinal crumple of wavy shaped configuration is inhaled
Energy beam 4 and lateral crumple energy-absorbing beam 5 are construction more satisfactory at this stage, have good crumple energy-absorbing effect, cushion performance
Very well, and it is advantageously implemented lightweight.
Preferably, the fixed structure includes that longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 are arranged in infall
Groove plane, the groove plane are equipped with threaded hole, and the fixed structure further includes the screw being threadedly coupled with two threaded holes
9。
By using above-mentioned technical proposal, for screw 9 in connection, one end screws in band internal thread part (bottom plate 1)
In, the other end passes through in two parts (longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5) with threaded hole, make this three
A fastening parts connect into an entirety, belong to and are detachably connected, connection structure is compact.
Embodiment two:
The interior framework 8 includes the reinforcing rib of several " X " fonts, and several reinforcing ribs join end to end.
By using above-mentioned technical proposal, the reinforcing rib of several end to end " X " fonts, the support of external framework 7
Better effect, allowing the cross-sectional scans track of crumple endergonic structure 3 is nonlinear organization.
Preferably, the cross-sectional scans track of the crumple endergonic structure 3 is waveform.
By using above-mentioned technical proposal, the cross section of crumple endergonic structure 3 obtains crumple along waveform track scanning and inhales
Energy structure 3, shape are waveform, have more preferably buffering effect.
Remaining technical characteristic is identical as embodiment one.
Certainly, the cross section of the cross section of crumple endergonic structure 3, longitudinal crumple energy-absorbing beam 4 and lateral crumple energy-absorbing beam 5 is simultaneously
It is not limited to above scheme, is also possible to other structures with same performance.
The above, the only preferred embodiment of the utility model not make in any form the utility model
Limitation；The those of ordinary skill of all industry can be shown in by specification attached drawing and described above and swimmingly to implement this practical
It is novel；But all those skilled in the art are not departing within the scope of technical solutions of the utility model, using being taken off above
The technology contents shown and the equivalent variations of a little variation, modification and evolution made, are the equivalent embodiment of the utility model；
Meanwhile it the change of all substantial technological any equivalent variationss to the above embodiments according to the utility model, modifying and drilling
Become etc., within the protection scope for still falling within the technical solution of the utility model.
Claims (8)
1. a kind of lightweight anticollision battery case, it is characterised in that: the bottom plate including being used to support battery pack, the edge of the bottom plate
Equipped with a circle side plate, the bottom plate and side plate surround battery pack rest area, and the periphery of the side plate is equipped with several segments crumple energy-absorbing
Structure；The bottom plate is equipped with reinforcing beam in the side with side plate, and the both ends of the reinforcing beam are connect with two side plates, described to add
Brutal includes the longitudinal crumple energy-absorbing beam arranged along the longitudinal direction and the lateral crumple energy-absorbing beam arranged in left-right direction, described vertical
Fixed structure, the longitudinal direction crumple energy-absorbing beam and lateral crumple are equipped in infall to crumple energy-absorbing beam and lateral crumple energy-absorbing beam
Energy-absorbing beam is equipped with the mounting hole for fixing battery.
2. a kind of lightweight anticollision battery case according to claim 1, it is characterised in that: the cross of the crumple endergonic structure
Section includes the outer framework of concave and the interior framework that is set in outer framework.
3. a kind of lightweight anticollision battery case according to claim 2, it is characterised in that: the interior framework includes several phases
Mutual supporting rib disposed in parallel, the supporting rib are arranged along the short transverse of side plate.
4. a kind of lightweight anticollision battery case according to claim 3, it is characterised in that: the cross of the crumple endergonic structure
Cross-sectional scans track is the line segment for being parallel to bottom plate.
5. a kind of lightweight anticollision battery case according to claim 2, it is characterised in that: the interior framework includes several
The reinforcing rib of " X " font, several reinforcing ribs join end to end.
6. a kind of lightweight anticollision battery case according to claim 5, it is characterised in that: the cross of the crumple endergonic structure
Cross-sectional scans track is waveform.
7. a kind of lightweight anticollision battery case according to claim 4 or 6, it is characterised in that: the longitudinal direction crumple energy-absorbing
Beam and lateral crumple energy-absorbing beam are all made of wavy shaped configuration.
8. a kind of lightweight anticollision battery case according to claim 7, it is characterised in that: the fixed structure includes longitudinal
The groove plane that crumple energy-absorbing beam and lateral crumple energy-absorbing beam are arranged in infall, the groove plane is equipped with threaded hole, described
Fixed structure further includes the screw being threadedly coupled with two threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920021292.5U CN209282275U (en) | 2019-01-07 | 2019-01-07 | A kind of lightweight anticollision battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920021292.5U CN209282275U (en) | 2019-01-07 | 2019-01-07 | A kind of lightweight anticollision battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209282275U true CN209282275U (en) | 2019-08-20 |
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ID=67605177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920021292.5U Active CN209282275U (en) | 2019-01-07 | 2019-01-07 | A kind of lightweight anticollision battery case |
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| Country | Link |
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| CN (1) | CN209282275U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410573A (en) * | 2021-05-24 | 2021-09-17 | 东风柳州汽车有限公司 | Power battery tray |
| CN115101873A (en) * | 2022-08-24 | 2022-09-23 | 杭州重红科技有限公司 | A buffer stop for new forms of energy battery on new forms of energy car |
| CN115312950A (en) * | 2022-08-31 | 2022-11-08 | 厦门海辰储能科技股份有限公司 | Box and energy storage device |
-
2019
- 2019-01-07 CN CN201920021292.5U patent/CN209282275U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410573A (en) * | 2021-05-24 | 2021-09-17 | 东风柳州汽车有限公司 | Power battery tray |
| CN115101873A (en) * | 2022-08-24 | 2022-09-23 | 杭州重红科技有限公司 | A buffer stop for new forms of energy battery on new forms of energy car |
| CN115101873B (en) * | 2022-08-24 | 2022-11-18 | 杭州重红科技有限公司 | A buffer stop for new forms of energy battery on new forms of energy car |
| CN115312950A (en) * | 2022-08-31 | 2022-11-08 | 厦门海辰储能科技股份有限公司 | Box and energy storage device |
| CN115312950B (en) * | 2022-08-31 | 2023-09-22 | 厦门海辰储能科技股份有限公司 | Box and energy storage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220713 Address after: 710075 No. 6, Yingzhou 1st Street, Gaozhuang Town, Jinghe new town, Xixian New District, Xi'an City, Shaanxi Province Patentee after: Shaanxi epno electric energy storage technology Co.,Ltd. Address before: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee before: SHENZHEN XINHENGYE POWER TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710075 No. 6, Yingzhou 1st Street, Gaozhuang Town, Jinghe new town, Xixian New District, Xi'an City, Shaanxi Province Patentee after: Shaanxi Epuno New Energy Technology Co.,Ltd. Address before: 710075 No. 6, Yingzhou 1st Street, Gaozhuang Town, Jinghe new town, Xixian New District, Xi'an City, Shaanxi Province Patentee before: Shaanxi epno electric energy storage technology Co.,Ltd. |