CN203631617U - Outer shell for power battery and power battery - Google Patents
Outer shell for power battery and power battery Download PDFInfo
- Publication number
- CN203631617U CN203631617U CN201320693643.XU CN201320693643U CN203631617U CN 203631617 U CN203631617 U CN 203631617U CN 201320693643 U CN201320693643 U CN 201320693643U CN 203631617 U CN203631617 U CN 203631617U
- Authority
- CN
- China
- Prior art keywords
- lip limit
- battery core
- waterproof
- baffle
- shell
- 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 - Lifetime
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010923 batch production Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
Images
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
Abstract
The utility model discloses an outer shell for a power battery and the power battery. The outer shell comprises an upper shell and a lower shell which are buckled with each other; at least two first cell retaining lips, first protective plate retaining lips and first water-proof lips are fixedly arranged on the lower surface of the upper shell at intervals; the first water-proof lips enclose to form a circle arranged in the frame of the upper shell; the first cell retaining lips and the first protective plate retaining lips are arranged in the first water-proof lips; at least two second cell retaining lips, second protective plate retaining lips and second water-proof lips are fixedly arranged on the upper surface of the lower shell at intervals; the second water-proof lips enclose to form a circle arranged in the frame of the lower shell; the second cell retaining lips and the second protective plate retaining lips are arranged in the second water-proof lips; the inner cavity shapes of the first cell retaining lips and the second cell retaining lips are matched with the shapes of the side wall of a cell for radially positioning the cell; and the first water-proof lips and the second water-proof lips can be connected with each other. The outer shell has the functions of protecting and fixing the cell, preventing water, and serving as a bracket at the same time.
Description
Technical field
The utility model relates to chargeable battery technology field, particularly relates to a kind of shell for electrokinetic cell and electrokinetic cell.
Background technology
The battery core fixing of existing electrokinetic cell and waterproof type are after battery core is assembled on special stand, play glue to ensure the waterproof requirement of battery core and circuit, and then the battery modules after assembling is assembled in shell after the pyrocondensation of use heat shrinkage film.In prior art, between battery core support, waterproof part and shell, separate, complex structure, the production cycle is long, and complex manufacturing has increased production cost.
Summary of the invention
Technical problem to be solved in the utility model is: make up above-mentioned the deficiencies in the prior art; a kind of shell for electrokinetic cell and electrokinetic cell are proposed; this shell has protection fixing battery core function, water-proof function and outer casing stand one function; can effectively protect battery core and baffle; and can make battery core, baffle pack into quickly and easily in shell, compact conformation is simple, easy to assembly simultaneously, cost is low, be applicable to batch production.
Technical problem of the present utility model is solved by following technical scheme:
For a shell for electrokinetic cell, comprise upper casing and the lower casing that can mutually snap together; On the lower surface of described upper casing, be installed with the first battery core fixing lip limit, the first baffle fixing lip limit and the first waterproof lip limit, described the first waterproof lip limit forms a circle and is located in the frame of described upper casing, described the first battery core fixing lip limit and the first baffle fixing lip limit are located in described the first waterproof lip limit, and there are at least two of space on described the first battery core fixing lip limit; On the upper surface of described lower casing, be installed with the second battery core fixing lip limit corresponding with described the first battery core fixing lip limit, with corresponding the second baffle fixing lip limit, described the first baffle fixing lip limit and the second waterproof lip limit corresponding with described the first waterproof lip limit, described the second waterproof lip limit forms a circle and is located in the frame of described lower casing, described the second battery core fixing lip limit and the second baffle fixing lip limit are located in described the second waterproof lip limit, and there are at least two of space on described the second battery core fixing lip limit; The sidewall shape of described the first battery core fixing lip limit and second cavity shape on battery core fixing lip limit and the battery core of electrokinetic cell matches for battery core described in the radial location along described battery core, after described upper casing and lower casing fasten mutually, described the first waterproof lip limit and the second waterproof lip limit can be bonded with each other.
Preferably, the end on described the first waterproof lip limit is provided with a circle groove, and corresponding, the end on described the second waterproof lip limit is provided with the convex edge that can embed described groove; Or the end on described the second waterproof lip limit is provided with a circle groove, corresponding, the end on described the first waterproof lip limit is provided with the convex edge that can embed described groove.
Preferably, the height on described the first waterproof lip limit is higher than the height of the frame of described upper casing.
Preferably, the height on described the second waterproof lip limit is higher than the height of the frame of described lower casing.
Preferably, the cavity shape on described the first battery core fixing lip limit and the second battery core fixing lip limit is annular or square.
Preferably, described the first baffle fixing lip limit and the second baffle fixing lip limit are U-shaped.
Preferably, the height on described the first battery core fixing lip limit and the second battery core fixing lip limit is 8-10mm.
Preferably, the height on described the first baffle fixing lip limit and the second baffle fixing lip limit is 10-15mm.
Preferably, on described the second waterproof lip limit and/or the first waterproof lip limit, be also provided with through wires hole.
A kind of electrokinetic cell; shell described in baffle and the above-mentioned any one that comprises at least two battery cores, be connected with described battery core; described upper casing and lower casing fasten formation box structure mutually; two ends in the axial direction of described battery core are placed in respectively in described the first battery core fixing lip limit and the second battery core fixing lip limit, and the two ends of described baffle are placed in respectively in described the first baffle fixing lip limit and the second baffle fixing lip limit.
The beneficial effect that the utility model is compared with the prior art is: shell of the present utility model has the fixing battery core function of protection, water-proof function and outer casing stand one function, can effectively protect battery core and baffle, and can make battery core, baffle packs in shell quickly and easily, compact conformation is simple simultaneously, easy to assembly, cost is low, be applicable to batch production, can save the die sinking expense (10000 yuan of left and right/covers) and cycle (30 days opening periods) of support, the water-tight devices such as heat shrinkage film are cancelled, reduce production cost, cancel bracket assembled and produce the flow process of producing with water-tight device assembling, greatly reduce production difficulty and production cycle, improve shipment efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shell for electrokinetic cell in the utility model embodiment;
Fig. 2 is the enlarged diagram of the A part in Fig. 1;
Fig. 3 is the structural representation of the electrokinetic cell in the embodiment of the present invention in Fig. 1.
Embodiment
Preferred embodiment the utility model is described in further detail to contrast accompanying drawing combination below.
The utility model provides a kind of shell for electrokinetic cell, and as shown in Figure 1, shell comprises upper casing 1 and the lower casing 2 that can mutually snap together; On the lower surface of upper casing 1, be installed with the first battery core fixing lip limit 11, the first baffle fixing lip limit 12 and the first waterproof lip limit 13, the first waterproof lip limit 13 forms a circle and is located in the frame 14 of upper casing, described the first battery core fixing lip limit 11 and the first baffle fixing lip limit 12 are located in described the first waterproof lip limit 13, at least two of described the first 11You space, battery core fixing lip limit; On the upper surface of described lower casing 2, be installed with the second battery core fixing lip limit 21 corresponding with described the first battery core fixing lip limit 11, with corresponding the second baffle fixing lip limit 22, described the first baffle fixing lip limit 12 and the second waterproof lip limit 23 corresponding with described the first waterproof lip limit 13, described the second waterproof lip limit 23 forms a circle and is located in the frame 24 of described lower casing, described the second battery core fixing lip limit 21 and the second baffle fixing lip limit 22 are located in described the second waterproof lip limit 23, at least two of described the second 21You space, battery core fixing lip limit; The sidewall shape of described the first battery core fixing lip limit 11 and second cavity shape on battery core fixing lip limit 21 and the battery core of electrokinetic cell matches for battery core described in the radial location along battery core; after described upper casing 1 and lower casing 2 fasten mutually; described the first waterproof lip limit 13 and the second waterproof lip limit 23 can be bonded with each other; battery core and baffle can be placed in to the first waterproof lip limit 13 like this and engage in the sealed cavity of rear formation with the second waterproof lip limit 23, to reach waterproof object.
The first battery core fixing lip limit 11 and the second fixing lip limit 21 are all spaced, can distribute heat can make to keep between battery core certain spacing to be beneficial to battery core work time.
Preferably, the end on described the first waterproof lip limit 13 is provided with a circle groove, and corresponding, the end on described the second waterproof lip limit 23 is provided with the convex edge that can embed described groove; Or the end on described the second waterproof lip limit 23 is provided with a circle groove, corresponding, the end on described the first waterproof lip limit 13 is provided with the convex edge that can embed described groove.In embodiment as shown in Figure 1, to be provided with a circle groove in the end on the second waterproof lip limit 23, the end on the first waterproof lip limit 13 is provided with the convex edge that can embed this groove, after groove and convex edge coordinate, between groove and convex edge, also leave certain gap, as shown in Figure 2, gap a is between 0.3-0.5mm, gap b is between 0.15-0.25mm, so that can fill waterproof sealing material.The height on the first waterproof lip limit 13 is higher than the height of the frame 14 of upper casing, and the height on the second waterproof lip limit 23 is higher than the height of the frame 24 of lower casing.The cavity shape on the first battery core fixing lip limit 11 and the second battery core fixing lip limit 21 is annular (in the time that the battery core of electrokinetic cell is column type) or square (when the battery core of electrokinetic cell is while being square); Because baffle is generally square; the first baffle fixing lip limit 12 and the second baffle fixing lip limit 22 are U-shaped; on upper casing, be provided with two the first baffle fixing lip limits 12; for two angles of placing baffle; on lower casing, be provided with accordingly two the second baffle fixing lip limits 22, for placing another two angles of baffle.The height on the first battery core fixing lip limit 11 and the second battery core fixing lip limit 21 is 8-10mm; the height on the first baffle fixing lip limit 12 and the second baffle fixing lip limit 22 is 10-15mm, and such height is convenient to fixing location battery core or baffle and is unlikely to come off.On the second waterproof lip limit 23 and/or the first waterproof lip limit 13, be also provided with through wires hole, so that the lead-in wire of battery modules is through being connected with outside.
The utility model also provides a kind of electrokinetic cell, as shown in Figure 3, comprise at least two battery cores 3, the baffle 4 being connected with described battery core 3 and above-mentioned shell, described upper casing 1 and lower casing 2 mutually fasten and form box structure, cavity between the lower surface of upper casing and the upper surface of lower casing is used for placing battery core 3 and baffle 4, the axial both ends of the upper surface of the lower surface of upper casing 1 and lower casing 2 and each battery core offset, two ends in the axial direction of battery core 3 are placed in respectively in described the first battery core fixing lip limit and the second battery core fixing lip limit, the two ends of described baffle are placed in respectively in described the first baffle fixing lip limit and the second baffle fixing lip limit.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of ordinary skill in the field; without departing from the concept of the premise utility; can also make some being equal to substitutes or obvious modification, and performance or purposes identical, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. for a shell for electrokinetic cell, it is characterized in that: comprise upper casing and the lower casing that can mutually snap together;
On the lower surface of described upper casing, be installed with the first battery core fixing lip limit, the first baffle fixing lip limit and the first waterproof lip limit, described the first waterproof lip limit forms a circle and is located in the frame of described upper casing, described the first battery core fixing lip limit and the first baffle fixing lip limit are located in described the first waterproof lip limit, and there are at least two of space on described the first battery core fixing lip limit;
On the upper surface of described lower casing, be installed with the second battery core fixing lip limit corresponding with described the first battery core fixing lip limit, with corresponding the second baffle fixing lip limit, described the first baffle fixing lip limit and the second waterproof lip limit corresponding with described the first waterproof lip limit, described the second waterproof lip limit forms a circle and is located in the frame of described lower casing, described the second battery core fixing lip limit and the second baffle fixing lip limit are located in described the second waterproof lip limit, and there are at least two of space on described the second battery core fixing lip limit;
The sidewall shape of described the first battery core fixing lip limit and second cavity shape on battery core fixing lip limit and the battery core of electrokinetic cell matches for battery core described in the radial location along described battery core, after described upper casing and lower casing fasten mutually, described the first waterproof lip limit and the second waterproof lip limit can be bonded with each other.
2. shell as claimed in claim 1, is characterized in that: the end on described the first waterproof lip limit is provided with a circle groove, and corresponding, the end on described the second waterproof lip limit is provided with the convex edge that can embed described groove; Or the end on described the second waterproof lip limit is provided with a circle groove, corresponding, the end on described the first waterproof lip limit is provided with the convex edge that can embed described groove.
3. shell as claimed in claim 1 or 2, is characterized in that: the height on described the first waterproof lip limit is higher than the height of the frame of described upper casing.
4. shell as claimed in claim 1 or 2, is characterized in that: the height on described the second waterproof lip limit is higher than the height of the frame of described lower casing.
5. shell as claimed in claim 1 or 2, is characterized in that: the cavity shape on described the first battery core fixing lip limit and the second battery core fixing lip limit is annular or square.
6. shell as claimed in claim 1 or 2, is characterized in that: described the first baffle fixing lip limit and the second baffle fixing lip limit are U-shaped.
7. shell as claimed in claim 1 or 2, is characterized in that: the height on described the first battery core fixing lip limit and the second battery core fixing lip limit is 8-10mm.
8. shell as claimed in claim 1 or 2, is characterized in that: the height on described the first baffle fixing lip limit and the second baffle fixing lip limit is 10-15mm.
9. shell as claimed in claim 1 or 2, is characterized in that: on described the second waterproof lip limit and/or the first waterproof lip limit, be also provided with through wires hole.
10. an electrokinetic cell; the baffle that comprises at least two battery cores, is connected with described battery core; it is characterized in that: also comprise the shell described in claim 1-9 any one; described upper casing and lower casing fasten formation box structure mutually; two ends in the axial direction of described battery core are placed in respectively in described the first battery core fixing lip limit and the second battery core fixing lip limit, and the two ends of described baffle are placed in respectively in described the first baffle fixing lip limit and the second baffle fixing lip limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693643.XU CN203631617U (en) | 2013-11-05 | 2013-11-05 | Outer shell for power battery and power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693643.XU CN203631617U (en) | 2013-11-05 | 2013-11-05 | Outer shell for power battery and power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203631617U true CN203631617U (en) | 2014-06-04 |
Family
ID=50818066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320693643.XU Expired - Lifetime CN203631617U (en) | 2013-11-05 | 2013-11-05 | Outer shell for power battery and power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203631617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016180321A1 (en) * | 2015-05-13 | 2016-11-17 | 纳恩博（北京）科技有限公司 | Water-proof structure for dynamic balancing vehicle |
| CN106299176A (en) * | 2015-05-26 | 2017-01-04 | 深圳比亚迪戴姆勒新技术有限公司 | There is the power battery case of endergonic structure |
-
2013
- 2013-11-05 CN CN201320693643.XU patent/CN203631617U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016180321A1 (en) * | 2015-05-13 | 2016-11-17 | 纳恩博（北京）科技有限公司 | Water-proof structure for dynamic balancing vehicle |
| CN106299176A (en) * | 2015-05-26 | 2017-01-04 | 深圳比亚迪戴姆勒新技术有限公司 | There is the power battery case of endergonic structure |
| CN106299176B (en) * | 2015-05-26 | 2019-04-02 | 深圳腾势新能源汽车有限公司 | Power battery case with endergonic structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170720 Address after: 518119 Beek Industrial Zone, Kwai Chung street, Dapeng New District, Guangdong, Shenzhen Patentee after: SHENZHEN BAK POWER BATTERY Co.,Ltd. Address before: 300000 6 Huaxin Road, Beichen Science Park, Beichen District, Tianjin Co-patentee before: SHENZHEN BAK BATTERY Co.,Ltd. Patentee before: BAK INTERNATIONAL (TIANJIN) Ltd. |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20191022 Granted publication date: 20140604 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20221022 Granted publication date: 20140604 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20221022 Granted publication date: 20140604 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20231105 Granted publication date: 20140604 |