CN204348779U - A kind of impact resistant battery bag - Google Patents
A kind of impact resistant battery bag Download PDFInfo
- Publication number
- CN204348779U CN204348779U CN201420792755.5U CN201420792755U CN204348779U CN 204348779 U CN204348779 U CN 204348779U CN 201420792755 U CN201420792755 U CN 201420792755U CN 204348779 U CN204348779 U CN 204348779U
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- Prior art keywords
- cellular unit
- power brick
- battery bag
- impact resistant
- resistant battery
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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 impact resistant battery bag, by being provided with endergonic structure layer on the motion front-end face and bottom surface of described power brick casing, described endergonic structure layer is provided with continuously arranged cellular unit, described cellular unit is hollow six prism structure arranged perpendicular to described power brick tank surface, thus effectively improve the shock resistance of power brick, pure electric automobile is compared to prior art when colliding or by barrier impacts, vehicle body produces strong shock and impact to power brick, poor safety performance, impact resistant battery bag described in the utility model, when colliding or by barrier impacts, can the effective impulsive force that is subject to of buffer battery bag, improve the fail safe of power brick.
Description
Technical field
The utility model belongs to the technical field of power brick, is specifically related to a kind of impact resistant battery bag being provided with endergonic structure.
Background technology
In the structural design of orthodox car, for ensureing the safety of occupant, the damage of reduction accident, mainly cushion and energy-absorbing based on the structure of automobile at the design aspect of body structure.And the structural design of pure electric automobile continues to use the design concept of orthodox car substantially in prior art, all parts is all designed to main to be rigidly connected, and namely all parts of Full Vehicle System are all arranged on vehicle body in fixing locked mode.
With orthodox car unlike, pure electric automobile is provided with the vehicle lithium ion battery bag with suitable weight, the security performance of power brick be evaluate pure electric vehicle vehicle security can an importance.With regard to current pure electric automobile, the power brick with suitable weight is normally arranged in the middle channel bottom of electric automobile, this arrangement have symmetry good, to little, the underslung advantage of car load transformation, thus to be widely used.But when the vehicle being furnished with above-mentioned power brick drives through rugged section, power brick is easy to the strong shock and the impact that are subject to outer barrie thing; Or when a vehicle is in a collision, because power brick and car body are for being rigidly connected, under the effect of huge inertia, also be easy between car body and power brick produce strong collision, thus tremendous influence is produced to the safety of power brick and service behaviour, and then have influence on the personal safety of passenger and the performance of car load.In this case, this area is badly in need of developing a kind of power brick effectively can resisted external impacts, improve security performance.
Utility model content
Technical problem to be solved in the utility model is that pure electric automobile of the prior art is when colliding or by barrier impacts, vehicle body produces strong shock and impact to power brick, poor safety performance, thus the impact resistant battery bag providing that a kind of structure is simple, fail safe is high.
For solving the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of impact resistant battery bag, comprise power brick casing, the motion front-end face and bottom surface of described power brick casing are provided with endergonic structure layer, described endergonic structure layer is provided with continuously arranged cellular unit, and described cellular unit is hollow six prism structure arranged perpendicular to described power brick tank surface.
Described cellular unit is arranged on the side of described endergonic structure layer towards described power brick casing.
The sidewall of described cellular unit is evenly provided with cushion hole, and described cushion hole is rectangular opening.
The center of described cellular unit is provided with resilient snubber.
The cylinder that described resilient snubber is spring or makes for elastomeric material, the top 0.5-1mm lower than the sidewall top of described cellular unit of described resilient snubber.
The sidewall of described cellular unit is provided with rectangular recess and rectangular preiection, and described rectangular recess and described rectangular preiection are crisscross arranged.
The inside of described cellular unit is provided with one or more elastic buffer sheet, and described elastic buffer sheet is arranged perpendicular to the bottom surface being connected with two non-conterminous inclines of described cellular unit respectively of described cellular unit.
Elastomeric material is filled with in the inside of described cellular unit.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) impact resistant battery bag described in the utility model, by being provided with endergonic structure layer on the motion front-end face and bottom surface of described power brick casing, described endergonic structure layer is provided with continuously arranged cellular unit, described cellular unit is hollow six prism structure arranged perpendicular to described power brick tank surface, thus effectively improve the shock resistance of power brick, pure electric automobile is compared to prior art when colliding or by barrier impacts, vehicle body produces strong shock and impact to power brick, poor safety performance, impact resistant battery bag described in the utility model, when colliding or by barrier impacts, can the effective impulsive force that is subject to of buffer battery bag, improve the fail safe of power brick.
(2) impact resistant battery bag described in the utility model, by described cellular unit being arranged on the side of described endergonic structure layer towards described power brick casing, the shock and vibration that this setup makes described endergonic structure layer can reduce power brick at short notice to be fast subject to, give full play to its energy-absorbing function.
(3) impact resistant battery bag described in the utility model, the sidewall of described cellular unit is evenly provided with cushion hole, described cushion hole is rectangular opening, the setting of described cushion hole further increases the deformation degree of described cellular unit sidewall when being squeezed and impact, and sidewall is improved the cushioning effect of impulsive force and energy-absorbing function.
(4) impact resistant battery bag described in the utility model, by arranging resilient snubber in the center of described cellular unit, when described power brick is subject to the impact of barrier or vehicle body, the sidewall of described cellular unit is first squeezed generation deformation, then barrier or vehicle body continue to extrude resilient snubber, described resilient snubber cushions impulsive force further, due to the double buffering of sidewall and resilient snubber, cushioning effect and the energy-absorbing function of described honeycomb are strengthened.
(5) impact resistant battery bag described in the utility model, the sidewall of described cellular unit is provided with rectangular recess and rectangular preiection, described rectangular recess and described rectangular preiection are crisscross arranged, when power brick is subject to clashing into generation deformation, sidewall wall thickness corresponding to described rectangular recess part is less, and its deformation degree is larger; And sidewall wall thickness corresponding to rectangular undulating portion is larger, its deformation degree is less, present inventor finds through long-term further investigation, by arranging rectangular recess and rectangular preiection, the sidewall thickness of described cellular unit is made to be in uneven state, compared to the cellular unit that sidewall thickness of the prior art is consistent, there is more excellent shock resistance effect.
(6) impact resistant battery bag described in the utility model, the inside of described cellular unit is provided with one or more elastic buffer sheet, and the plane perpendicular of described elastic buffer sheet and described cellular unit being connected with any two non-conterminous inclines of described cellular unit is respectively arranged; When described power brick is subject to the impact of barrier or vehicle body, the impulsive force that elastic buffer sheet between cellular unit sidewall can make sidewall be subject to is able to obvious buffering, thus final cushioning effect and the energy-absorbing function strengthening cellular unit, effectively improve the fail safe of power brick.
(7) impact resistant battery bag described in the utility model, is also filled with elastomeric material in the inside of described cellular unit, and compared to the cellular unit of hollow setting, the cellular material of filling elastic material has more excellent cushioning effect.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 is the structural representation of impact resistant battery bag described in the utility model;
Fig. 2 is the structural representation of endergonic structure layer described in the utility model;
Fig. 3 is the structural representation that the utility model is provided with a cushion hole honeycomb sidewall;
Fig. 4 is the longitudinal sectional drawing that the utility model is provided with resilient snubber honeycomb centrally axle;
Fig. 5 is the vertical view that the utility model is provided with the honeycomb of resilient snubber;
Fig. 6 is the end view that the utility model is provided with rectangular recess and a rectangular preiection honeycomb sidewall;
Fig. 7 is the vertical view that the utility model is provided with elastic buffer sheet honeycomb;
In figure, Reference numeral is expressed as: 1-power brick casing, 2-endergonic structure layer, 3-cellular unit, 31-sidewall, 32-bottom surface, 4-cushion hole, 5-resilient snubber, 6-rectangular recess, 7-rectangular preiection, 8-elastic buffer sheet.
Embodiment
Embodiment 1
The present embodiment provides a kind of impact resistant battery bag, as shown in Figure 1, comprises power brick casing 1 and endergonic structure layer 2.
As shown in Figure 2 and Figure 4, on the motion front-end face that described endergonic structure layer 2 is separately positioned on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; In the present embodiment, described cellular unit 3 is arranged on the side of described endergonic structure layer 2 towards described power brick casing 1.
Embodiment 2
The present embodiment provides a kind of impact resistant battery bag, comprises power brick casing 1 and endergonic structure layer 2.
On the motion front-end face that described endergonic structure layer 2 is arranged on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; Described cellular unit 3 is arranged on the side of described endergonic structure layer 2 towards described power brick casing 1.
A sidewall 31 of described cellular unit 3 is also evenly provided with cushion hole 4, as shown in Figure 3, described cushion hole 4 is rectangular opening, the length that described rectangular opening edge and described cellular unit bottom surface parallel on direction is 1-2mm, and edge is 0.5-0.8mm with the width on perpendicular direction, described cellular unit bottom surface.The cushion hole arranged in the present embodiment further increases the deformation degree of described cellular unit sidewall when being squeezed and impact, and sidewall is improved the cushioning effect of impulsive force and energy-absorbing function.
Embodiment 3
The present embodiment provides a kind of impact resistant battery bag, comprises power brick casing 1 and endergonic structure layer 2.
On the motion front-end face that described endergonic structure layer 2 is arranged on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; Described cellular unit 3 is arranged on the side of described endergonic structure layer 2 towards described power brick casing 1.
Two opposing sidewalls of described cellular unit 3 are also evenly provided with cushion hole 4, described cushion hole 4 is rectangular opening, the length that described rectangular opening edge and described cellular unit bottom surface parallel on direction is 1-2mm, and edge is 0.5-1mm with the width on perpendicular direction, described cellular unit bottom surface.
Further, the present embodiment is provided with resilient snubber 5 in the center of described cellular unit 3, as shown in Figure 4 and Figure 5, the cylinder that described resilient snubber 5 is made for elastomeric material, the bottom of described resilient snubber 5 is connected with the bottom surface 32 of cellular unit 3, the top 0.5-1mm lower than sidewall 31 top of described cellular unit 3 of described resilient snubber 5.The present embodiment is by arranging resilient snubber in the center of described cellular unit, when described power brick is subject to the impact of barrier or vehicle body, the sidewall of described cellular unit is first squeezed generation deformation, then barrier or vehicle body continue to extrude resilient snubber, described resilient snubber cushions impulsive force further, due to the double buffering of sidewall and resilient snubber, cushioning effect and the energy-absorbing function of described honeycomb are strengthened.
Embodiment 4
The present embodiment provides a kind of impact resistant battery bag, comprises power brick casing 1 and endergonic structure layer 2.
On the motion front-end face that described endergonic structure layer 2 is arranged on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; Described cellular unit 3 is arranged on the side of described endergonic structure layer 2 towards described power brick casing 1.
In the present embodiment, six sidewalls of described cellular unit 3 are all evenly provided with cushion hole 4, described cushion hole 4 is rectangular opening, and the length of described rectangular opening is 1-2mm, and width is 0.5-1mm; The center of described cellular unit 3 is provided with resilient snubber 5, and described resilient snubber 5 is spring; The bottom of described spring is connected with the bottom surface 32 of cellular unit 3, the top 0.5-1mm lower than the sidewall top of described cellular unit 3 of described spring.
As shown in Figure 6, the present embodiment is also provided with rectangular recess 6 and rectangular preiection 7 on the sidewall 31 of described cellular unit 3, described rectangular recess 6 is crisscross arranged with described rectangular preiection 7, and the degree of depth of described rectangular recess 6 is 0.5-1mm, and the height of described rectangular preiection 7 is also 0.5-1mm.The present embodiment, by arranging rectangular recess and rectangular preiection, makes the sidewall thickness of described cellular unit be in uneven state, compared to the cellular unit that sidewall thickness of the prior art is consistent, has more excellent shock resistance effect.
Embodiment 5
The present embodiment provides a kind of impact resistant battery bag, comprises power brick casing 1 and endergonic structure layer 2.
On the motion front-end face that described endergonic structure layer 2 is arranged on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; Described cellular unit 3 is arranged on the side of described endergonic structure layer 2 towards described power brick casing 1.
In the present embodiment, six sidewalls of described cellular unit 3 are all evenly provided with cushion hole 4, described cushion hole 4 is rectangular opening, and the length of described rectangular opening is 1-2mm, and width is 0.5-1mm.The center of described cellular unit 3 is provided with resilient snubber 5, and described resilient snubber 5 is spring; The bottom of described spring is connected with the bottom surface 32 of cellular unit 3, the top 0.5-1mm lower than the sidewall top of described cellular unit 3 of described spring.
The present embodiment is also provided with rectangular recess 6 and rectangular preiection 7 on the sidewall of described cellular unit 3, and described rectangular recess 6 is crisscross arranged with described rectangular preiection 7, and the degree of depth of described rectangular recess 6 is 0.5-1mm, and the height of described rectangular preiection 7 is also 0.5-1mm.
Further, the inside of cellular unit 3 described in the present embodiment is provided with two elastic buffer sheets 8, as shown in Figure 7, described elastic buffer sheet 8 connects with wherein two relative inclines of described cellular unit 3 respectively and arranges, and the top of described elastic buffer sheet 8 flushes with the sidewall top of described cellular unit 3.
Embodiment 6
The present embodiment provides a kind of impact resistant battery bag, comprises power brick casing 1 and endergonic structure layer 2.
On the motion front-end face that described endergonic structure layer 2 is separately positioned on described power brick casing 1 and bottom surface 32, described endergonic structure layer 2 is provided with continuously arranged cellular unit 3, and described cellular unit 3 is hollow six prism structure arranged perpendicular to described power brick casing 1 surface; In the present embodiment, be filled with elastomeric material in the inside of described cellular unit 3.
In the present embodiment, the inside of described cellular unit 3 is provided with 2 elastic buffer sheets 8, described 2 elastic buffer sheets 8 are arranged perpendicular to the bottom surface 32 being connected with two non-conterminous inclines of described cellular unit 3 respectively of described cellular unit 3; As preferred embodiment, 2 elastic buffer sheets 8 described in the present embodiment are connected with the incline of the pair of opposing of described cellular unit respectively and arrange, thus 2 elastic buffer sheets 8 are formed intersect.As selectable execution mode, described elastic buffer sheet 8 also can arrange 1 or be greater than 2.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among protection range of the present utility model.
Claims (8)
1. an impact resistant battery bag, comprise power brick casing, it is characterized in that, the motion front-end face and bottom surface of described power brick casing are provided with endergonic structure layer, described endergonic structure layer is provided with continuously arranged cellular unit, and described cellular unit is hollow six prism structure arranged perpendicular to described power brick tank surface.
2. impact resistant battery bag according to claim 1, is characterized in that, described cellular unit is arranged on the side of described endergonic structure layer towards described power brick casing.
3. impact resistant battery bag according to claim 1 and 2, is characterized in that, the sidewall of described cellular unit is evenly provided with cushion hole, and described cushion hole is rectangular opening.
4. impact resistant battery bag according to claim 3, is characterized in that, the center of described cellular unit is provided with resilient snubber.
5. impact resistant battery bag according to claim 4, is characterized in that, the cylinder that described resilient snubber is spring or makes for elastomeric material, the top 0.5-1mm lower than the sidewall top of described cellular unit of described resilient snubber.
6. impact resistant battery bag according to claim 1 and 2, is characterized in that, the sidewall of described cellular unit is provided with rectangular recess and rectangular preiection, and described rectangular recess and described rectangular preiection are crisscross arranged.
7. the impact resistant battery bag according to claim 1 or 2 or 4 or 5, it is characterized in that, the inside of described cellular unit is provided with one or more elastic buffer sheet, and described elastic buffer sheet is arranged perpendicular to the bottom surface being connected with two non-conterminous inclines of described cellular unit respectively of described cellular unit.
8. impact resistant battery bag according to claim 1 and 2, is characterized in that, is filled with elastomeric material in the inside of described cellular unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792755.5U CN204348779U (en) | 2014-12-12 | 2014-12-12 | A kind of impact resistant battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792755.5U CN204348779U (en) | 2014-12-12 | 2014-12-12 | A kind of impact resistant battery bag |
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| Publication Number | Publication Date |
|---|---|
| CN204348779U true CN204348779U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420792755.5U Active CN204348779U (en) | 2014-12-12 | 2014-12-12 | A kind of impact resistant battery bag |
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| CN (1) | CN204348779U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107851759A (en) * | 2016-05-31 | 2018-03-27 | 株式会社Lg化学 | Battery module and battery pack and vehicle including the battery module |
| CN108832054A (en) * | 2018-08-04 | 2018-11-16 | 丹阳科美汽车部件有限公司 | A kind of Varying-thickness cellular car battery pack shell structure |
-
2014
- 2014-12-12 CN CN201420792755.5U patent/CN204348779U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107851759A (en) * | 2016-05-31 | 2018-03-27 | 株式会社Lg化学 | Battery module and battery pack and vehicle including the battery module |
| CN107851759B (en) * | 2016-05-31 | 2021-01-15 | 株式会社Lg化学 | Battery module, battery pack including the same, and vehicle |
| US11380955B2 (en) | 2016-05-31 | 2022-07-05 | Lg Energy Solution, Ltd. | Battery module, and battery pack and vehicle comprising the same |
| CN108832054A (en) * | 2018-08-04 | 2018-11-16 | 丹阳科美汽车部件有限公司 | A kind of Varying-thickness cellular car battery pack shell structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |