CN204130608U - A kind of novel battery box structure - Google Patents
A kind of novel battery box structure Download PDFInfo
- Publication number
- CN204130608U CN204130608U CN201420618489.4U CN201420618489U CN204130608U CN 204130608 U CN204130608 U CN 204130608U CN 201420618489 U CN201420618489 U CN 201420618489U CN 204130608 U CN204130608 U CN 204130608U
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- CN
- China
- Prior art keywords
- lower box
- vent hole
- upper cover
- cover body
- air vent
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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
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- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of novel battery box structure, comprise lower box and upper cover body, described lower box, described upper cover body all at least comprises two-layer housing, and the space described in adjacent two layers between housing forms the air blanketing communicated with air.The utility model provides one and not only meets the basic safeguard function of battery case, and without the need to arranging insulation/heat-barrier material in addition, self namely has the novel battery box structure of insulation/effect of heat insulation.
Description
Technical field
The utility model relates to field of batteries, relates in particular to a kind of novel battery box structure.
Background technology
Current electric automobile does not limit the use of different geographical in application, and the temperature environment of different regions has very large difference, and the operation of these environment to battery system has harmful effect.
With present battery system shell, be all adopt metal shell substantially.When the temperature is low, extraneous low temperature is easy to conduct to battery system inside, thus causes battery core temperature too low, and operating efficiency reduces, and even cannot normally work.When temperature is too high, external high temperature is easy to conduct to battery system inside, thus causes internal system temperature too high, cooling system must be taked to dispel the heat, reduce system application efficiency.
Existing battery system housing all adopts single layer designs, and main object forms battery storage position in storehouse, battery system housing itself do not have insulation/heat insulation effect mainly do not adopt the method adding heat-preservation cotton at box house realize being incubated/heat insulation.
Utility model content
For this reason; technical problem to be solved in the utility model is that battery case housing of the prior art self does not possess the effect of insulation/heat insulation; the problem that heat-preservation cotton could realize must be separately added in enclosure interior; there is provided one can not only meet its basic safeguard function; self also there is the effect of insulation/heat insulation, simultaneously also for battery system provides the novel battery box structure that double-decker protects.
For solving the problems of the technologies described above, a kind of novel battery box structure of the present utility model, comprise lower box and upper cover body, described lower box, described upper cover body all at least comprise two-layer housing, and the space described in adjacent two layers between housing forms the air blanketing communicated with air.
In novel battery box structure of the present utility model, described lower box, described upper cover body include an internal layer shell and an outer casing, and described air blanketing is formed by the space between described internal layer shell and described outer casing.
In novel battery box structure of the present utility model, the described internal layer shell of described lower box or described upper cover body is provided with the first air vent hole, and described first air vent hole is provided with waterproof ventilated membrane.
In novel battery box structure of the present utility model, the described outer casing of described lower box is provided with the second air vent hole, the described outer casing of described upper cover body forms the 3rd air vent hole, described second air vent hole, described 3rd air vent hole are provided with waterproof ventilated membrane.
In novel battery box structure of the present utility model, described first air vent hole is arranged on described lower box, described first air vent hole on described internal layer shell is located on the sidewall of one end of described lower box, and described second air vent hole on described outer casing is located on the other end of described lower box.
In novel battery box structure of the present utility model, described 3rd air vent hole in described upper cover body is positioned on the sidewall of one end of described upper cover body length direction, and described first air vent hole on described lower box, described second air vent hole lay respectively on the sidewall at the two ends of the length direction of described lower box.
In novel battery box structure of the present utility model, be also provided with some buttress braces between the described internal layer shell of described upper cover body, described lower box and described outer casing, described buttress brace is also provided with air passing hole.
In novel battery box structure of the present utility model, the length direction of described buttress brace extends along the length direction of described lower box or described upper cover body.
In novel battery box structure of the present utility model, be also provided with the brace summer that length direction extends along the thickness direction of described lower box between the described internal layer shell of four side-walls of described lower box and described outer casing, described brace summer is also provided with air passing hole.
Technique scheme of the present utility model has the following advantages compared to existing technology:
1, in the utility model, lower box, upper cover body all at least comprises two-layer housing, and the space described in adjacent two layers between housing forms the air blanketing communicated with air, such structure can not only meet the basic safeguard function of battery case, and without the need to arranging insulation/heat-barrier material in addition, namely self have insulation/effect of heat insulation, thus reduce external environment to the impact of battery system.
2, in the utility model, lower box, upper cover body are all arranged to double-layer shell structure not only structure are simple, be easy to shaping, and cost are low.
3, in the utility model, the internal layer shell of lower box or upper cover body is provided with the first air vent hole, and the first air vent hole is provided with waterproof ventilated membrane.Can by the inner and air blanketing conducting by battery case of the first air vent hole, thus solve air in the battery case that causes because of battery-heating and expand, the problem that air pressure raises.
4, in the utility model, the setting of buttress brace and brace summer can improve the intensity of lower box, upper cover body from length direction and thickness direction, the protective capacities of battery case of the present utility model is ensured further, the simultaneously setting of air passing hole on buttress brace and brace summer, can avoid the setting of buttress brace, brace summer again and hinder the circulation of air in air blanketing.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the stereogram looked over from one end of novel battery box structure of the present utility model;
Fig. 2 is the stereogram looked over from the other end of novel battery box structure of the present utility model;
Fig. 3 is the stereogram that novel battery box structure of the present utility model is seen through outer casing;
Fig. 4 is the stereogram of lower box;
Fig. 5 is the stereogram that lower box hides a sidewall;
In figure, Reference numeral is expressed as: 1-upper cover body; 2-lower box; 3-air blanketing; 4-first air vent hole; 5-second air vent hole, 6-the 3rd air vent hole, 7-buttress brace, 8-air passing hole, 9-brace summer.
Embodiment
Below with reference to accompanying drawing, following execution mode is used to be further elaborated the utility model.
As Figure 1-5, a kind of novel battery box structure of the present embodiment, comprises lower box 2 and upper cover body 1, described lower box 2, and described upper cover body 1 all at least comprises two-layer housing, and the space described in adjacent two layers between housing forms the air blanketing 3 communicated with air.
Such scheme is core scheme of the present utility model, by arranging air blanketing 3 at the lower box 2 of battery case and upper cover body 1, the basic safeguard function of battery case can not only be met, and due to air conduction coefficient low (0.023w/m.k), the impact of external environment on battery system effectively can be reduced.
In the present embodiment, preferred described lower box 2, described upper cover body 1 includes an internal layer shell and an outer casing, and described air blanketing 3 is formed by the space between described internal layer shell and described outer casing.Lower box 2, upper cover body 1 are designed to double-layer shell structure not only structure are simple, be easy to shaping, and cost are low.
The described internal layer shell of described lower box 2 or described upper cover body 1 is provided with the first air vent hole 4, and described first air vent hole 4 is provided with waterproof ventilated membrane.Due to the inner and air blanketing conducting by battery case of the first air vent hole 4, expand therefore, it is possible to solve air in the battery case that causes because of battery-heating, the problem that air pressure raises.The setting of waterproof ventilated membrane can realize preventing moisture content from entering in air blanketing 3 while air vent hole 4 is ventilated.
The described outer casing of described lower box 2 is provided with the second air vent hole 5, the described outer casing of described upper cover body 1 forms the 3rd air vent hole 6, described second air vent hole 5, and described 3rd air vent hole 6 is provided with waterproof ventilated membrane.Described lower box 2, by the setting of the second air vent hole 5, makes the air blanketing in lower box 2 communicate with ambient atmosphere; Described upper cover body 1, by the setting of the 3rd air vent hole 6, makes the air blanketing in upper cover body 1 communicate with ambient atmosphere.
In the present embodiment, preferably described first air vent hole 4 is arranged on described lower box 2.
Described first air vent hole 4 on usual described internal layer shell is located on the sidewall of one end of described lower box 2, and described second air vent hole 5 on described outer casing is located on the other end of described lower box 2.Described 3rd air vent hole 6 in described upper cover body 1 is molded on the sidewall of one end of described upper cover body 1.In order to better in order to be effective, described 3rd air vent hole 6 in preferred described upper cover body 1 is positioned on the sidewall of one end of described upper cover body 1 length direction, and described first air vent hole 4 on described lower box 2, described second air vent hole 5 lay respectively on the sidewall at the two ends of the length direction of described lower box 2.
In addition, in order to ensure the bulk strength of upper cover body 1 and lower box 2, some buttress braces 7 are also provided with between the described internal layer shell of described upper cover body 1, described lower box 2 and described outer casing, described buttress brace 7 is also provided with air passing hole 8, avoids the circulation hindering the air in air blanketing because of the setting of buttress brace 7.The length direction of preferred described buttress brace 7 extends along the length direction of described lower box 2 or described upper cover body 1, can improve the intensity of lower box 2 and upper cover body 1 like this, namely improve the protective capacities of battery case at length direction.
Further, be also provided with the brace summer 9 that length direction extends along the thickness direction of described lower box 2 between the described internal layer shell of four side-walls of described lower box 2 and described outer casing, the bulk strength of lower box 2 can be improved like this at thickness direction.Described brace summer 9 is also provided with air passing hole 8 simultaneously, avoids the circulation hindering the air in air blanketing 3 because of the setting of brace summer 9 equally.
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 the protection range that the utility model creates.
Claims (10)
1. a novel battery box structure, comprise lower box (2) and upper cover body (1), it is characterized in that: described lower box (2), described upper cover body (1) all at least comprise two-layer housing, and the space described in adjacent two layers between housing forms the air blanketing (3) communicated with air.
2. novel battery box structure according to claim 1, it is characterized in that: described lower box (2), described upper cover body (1) include an internal layer shell and an outer casing, and described air blanketing (3) is formed by the space between described internal layer shell and described outer casing.
3. novel battery box structure according to claim 2, it is characterized in that: the described internal layer shell of described lower box (2) or described upper cover body (1) is provided with the first air vent hole (4), described first air vent hole (4) is provided with waterproof ventilated membrane.
4. novel battery box structure according to claim 3, it is characterized in that: the described outer casing of described lower box (2) is provided with the second air vent hole (5), the described outer casing of described upper cover body (1) forms the 3rd air vent hole (6), described second air vent hole (5), described 3rd air vent hole (6) are provided with waterproof ventilated membrane.
5. novel battery box structure according to claim 4, it is characterized in that: described first air vent hole (4) is arranged on described lower box (2), described first air vent hole (4) on described internal layer shell is located on the sidewall of one end of described lower box (2), and described second air vent hole (5) on described outer casing is located on the other end of described lower box (2).
6. novel battery box structure according to claim 5, is characterized in that: described 3rd air vent hole (6) in described upper cover body (1) is molded on the sidewall of one end of described upper cover body (1).
7. novel battery box structure according to claim 6, it is characterized in that: described 3rd air vent hole (6) in described upper cover body (1) is positioned on the sidewall of one end of described upper cover body (1) length direction, and described first air vent hole (4) on described lower box (2), described second air vent hole (5) lay respectively on the sidewall at the two ends of the length direction of described lower box (2).
8. the novel battery box structure according to any one of claim 2-7, it is characterized in that: be also provided with some buttress braces (7) between the described internal layer shell of described upper cover body (1), described lower box (2) and described outer casing, described buttress brace (7) be also provided with air passing hole (8).
9. novel battery box structure according to claim 8, is characterized in that: the length direction of described buttress brace (7) extends along the length direction of described lower box (2) or described upper cover body (1).
10. novel battery box structure according to claim 9, it is characterized in that: be also provided with the brace summer (9) that length direction extends along the thickness direction of described lower box (2) between the described internal layer shell of four side-walls of described lower box (2) and described outer casing, described brace summer (9) be also provided with air passing hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618489.4U CN204130608U (en) | 2014-10-23 | 2014-10-23 | A kind of novel battery box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618489.4U CN204130608U (en) | 2014-10-23 | 2014-10-23 | A kind of novel battery box structure |
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| Publication Number | Publication Date |
|---|---|
| CN204130608U true CN204130608U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420618489.4U Active CN204130608U (en) | 2014-10-23 | 2014-10-23 | A kind of novel battery box structure |
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| CN (1) | CN204130608U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011061A (en) * | 2017-12-05 | 2018-05-08 | 银隆新能源股份有限公司 | Battery case, battery component and automobile |
| CN109565011A (en) * | 2016-08-12 | 2019-04-02 | 蒂森克虏伯钢铁欧洲股份公司 | Battery case with side reinforcement part |
| CN110235271A (en) * | 2016-10-04 | 2019-09-13 | 江森自控先进能源动力***有限责任公司 | Energy storage system |
| CN111384328A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN111668409A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN112310519A (en) * | 2019-07-25 | 2021-02-02 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN114361670A (en) * | 2021-12-24 | 2022-04-15 | 重庆长安新能源汽车科技有限公司 | Upper cover structure of power battery pack for vehicle |
| CN115064725A (en) * | 2022-06-20 | 2022-09-16 | 中国第一汽车股份有限公司 | Battery thermal insulation shell, fuel battery and method for diagnosing hydrogen leakage and shell sealing faults |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
-
2014
- 2014-10-23 CN CN201420618489.4U patent/CN204130608U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109565011A (en) * | 2016-08-12 | 2019-04-02 | 蒂森克虏伯钢铁欧洲股份公司 | Battery case with side reinforcement part |
| CN110235271A (en) * | 2016-10-04 | 2019-09-13 | 江森自控先进能源动力***有限责任公司 | Energy storage system |
| CN108011061A (en) * | 2017-12-05 | 2018-05-08 | 银隆新能源股份有限公司 | Battery case, battery component and automobile |
| CN111384328A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| US11955651B2 (en) | 2019-01-09 | 2024-04-09 | Byd Company Limited | Power battery pack and electric vehicle |
| CN111668409A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN112310519A (en) * | 2019-07-25 | 2021-02-02 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN112310519B (en) * | 2019-07-25 | 2022-05-13 | 比亚迪股份有限公司 | Battery tray, power battery package and vehicle |
| CN114361670A (en) * | 2021-12-24 | 2022-04-15 | 重庆长安新能源汽车科技有限公司 | Upper cover structure of power battery pack for vehicle |
| CN115064725A (en) * | 2022-06-20 | 2022-09-16 | 中国第一汽车股份有限公司 | Battery thermal insulation shell, fuel battery and method for diagnosing hydrogen leakage and shell sealing faults |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |