CN207409557U - Babinet and battery pack - Google Patents
Babinet and battery pack Download PDFInfo
- Publication number
- CN207409557U CN207409557U CN201721434355.7U CN201721434355U CN207409557U CN 207409557 U CN207409557 U CN 207409557U CN 201721434355 U CN201721434355 U CN 201721434355U CN 207409557 U CN207409557 U CN 207409557U
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- sealing
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- horizontal
- bending segment
- sealing portion
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model provides a kind of babinet and battery pack.Babinet includes：Lower box has sealing portion on top；Upper box has the upper sealing with sealing portion cooperation in bottom；Sealing element is clamped between upper sealing and sealing portion；Upper sealing, sealing element and sealing portion are fixedly connected by connector.Sealing portion has lower horizontal segment and lower bending segment, and lower bending segment is connected with lower horizontal segment and is bent downward compared with lower horizontal segment.Upper sealing has upper horizontal segment and upper bending segment, and upper horizontal segment is located above lower horizontal segment, and upper bending segment is connected with upper horizontal segment and is bent downward compared with upper horizontal segment, and upper bending segment is located at the outside of lower bending segment.Sealing element has horizontal seal section and external seal section, horizontal seal section is clamped between the lower horizontal segment of sealing portion and the upper horizontal segment of upper sealing, and external seal section is connected with horizontal seal section outer end and is clamped between the lower bending segment of sealing portion and the upper bending segment of upper sealing.
Description
Technical field
The utility model is related to casing field more particularly to a kind of babinet and battery packs.
Background technology
Battery is the core of electric automobile energy supply, the service life of electric vehicle and the security performance of electric vehicle
All with battery tight association, therefore especially stringent, the waterproofing grade particularly to battery case is required to the protective capacities of battery case
It is it is required that even more higher and higher.And in existing technology, the lower box of battery case and the joint face of upper box are mostly horizontal junction
Structure designs, and sealing strip is generally fixed between horizontal joint face；When such structure is subject to outside liquid to infiltrate, outer liquid
Body is possible by horizontal joint face and penetrates into inside battery case, even triggers safety so as to be damaged to battery
Accident.
Utility model content
In view of problem present in background technology, the purpose of this utility model is to provide a kind of babinet and battery pack,
It can prevent external liquid from entering the inside of babinet, there is preferable leakproofness and play waterproof and dampproof, effectively protect
Protect the safety of the element of box house.
To achieve these goals, in a first aspect, the utility model provides a kind of babinet, including：Lower box,
Top has sealing portion；Upper box is arranged above lower box, and bottom has the upper sealing with sealing portion cooperation；
Sealing element is clamped between upper sealing and sealing portion；And connector, upper sealing, sealing element and sealing portion are consolidated
Fixed connection.Wherein, sealing portion have lower horizontal segment and lower bending segment, lower horizontal segment is horizontally extending, lower bending segment with
Lower horizontal segment is connected and is bent downward compared with lower horizontal segment.Upper sealing has upper horizontal segment and upper bending segment, upper horizontal segment
Horizontally extending and above the lower horizontal segment, upper bending segment is connected with upper horizontal segment and is turned under compared with upper horizontal segment
Folding, and upper bending segment is located at the outside of lower bending segment.Sealing element has horizontal seal section and external seal section, and horizontal seal section is along water
Square to extending and being clamped between the lower horizontal segment of sealing portion and the upper horizontal segment of upper sealing, external seal section and level are close
Envelope section outer end is connected and is clamped between the lower bending segment of sealing portion and the upper bending segment of upper sealing.
To achieve these goals, in second aspect, the utility model provides a kind of battery pack, new including this practicality
Babinet described in type first aspect and it is housed in the in vivo battery of case.
The beneficial effects of the utility model are as follows：If external liquid will enter the inside of lower box and upper box, must
The gap between the lower bending segment of sealing portion and the upper bending segment of upper sealing must be first passed through, then by under sealing portion
Gap between horizontal segment and the upper horizontal segment of upper sealing, and the external seal section of sealing element and horizontal seal section can be effectively
By described two gap sealings, so as to prevent liquid from entering.Further, since sealing portion lower bending segment and upper sealing it is upper
Bending segment is bent downward, and the entrance entered for liquid is located at bottom, therefore, even if liquid enter it is curved under sealing portion
Gap between trisection and the upper bending segment of upper sealing, liquid also are difficult to overcome self gravitation and flow up to sealing portion
Lower horizontal segment and upper sealing upper horizontal segment between, can be flowed out instead under self gravitation effect.Therefore, the utility model
Babinet can prevent external liquid from entering the inside of lower box and upper box, there is preferable leakproofness and play waterproof and prevent
The safety of the element (such as battery) of box house is effectively protected in the effect of tide.
Description of the drawings
Fig. 1 is the schematic diagram according to the babinet of the utility model.
Fig. 2 is the sectional view that A-A makes along Fig. 1.
Fig. 3 is the enlarged drawing of Fig. 2 dotted box portions.
Wherein, the reference numerals are as follows：
1 lower box, 31 horizontal seal section
11 sealing portion, 32 external seal section
111 times 33 interior sealing sections of horizontal segment
112 times 4 connectors of bending segment
2 upper box, 41 bolt
42 nut of sealing on 21
Horizontal segment L horizontal directions on 211
Bending segment V vertical directions on 212
3 sealing elements
Specific embodiment
It is described in detail the babinet of the utility model and battery pack with reference to the accompanying drawings.
Referring to figs. 1 to Fig. 3, babinet according to the present utility model includes：Lower box 1 has sealing portion 11 on top；On
Babinet 2 is arranged at 1 top of lower box, and bottom has the upper sealing 21 coordinated with sealing portion 11；Sealing element 3, is clamped in
Between upper sealing 21 and sealing portion 11；And connector 4, by 11 company of fixation of upper sealing 21, sealing element 3 and sealing portion
It connects.Wherein, sealing portion 11 has lower horizontal segment 111 and lower bending segment 112, and L extends lower horizontal segment 111 in the horizontal direction, under
Bending segment 112 is connected with lower horizontal segment 111 and is bent downward compared with lower horizontal segment 111.Upper sealing 21 has upper horizontal segment
211 and upper bending segment 212, L extends and is located at lower 111 top of horizontal segment, upper bending segment 212 upper horizontal segment 211 in the horizontal direction
It is connected with upper horizontal segment 211 and is bent downward (V along the vertical direction) compared with upper horizontal segment 211, and under upper bending segment 212 is located at
The outside of bending segment 112.Sealing element 3 has horizontal seal section 31 and external seal section 32, and L prolongs horizontal seal section 31 in the horizontal direction
It stretches and is clamped between the lower horizontal segment 111 of sealing portion 11 and the upper horizontal segment 211 of upper sealing 21, external seal section 32 and water
31 outer end of plain seal section be connected and be clamped in sealing portion 11 lower bending segment 112 and upper sealing 21 upper bending segment 212 it
Between.
If external liquid will enter the inside of lower box 1 and upper box 2, it is necessary to first pass through curved under sealing portion 11
Gap between trisection 112 and the upper bending segment 212 of upper sealing 21, then 111 He of lower horizontal segment by sealing portion 11
Gap between the upper horizontal segment 211 of upper sealing 21, and the external seal section 32 of sealing element 3 and horizontal seal section 31 can be effective
Ground is by described two gap sealings, so as to prevent liquid from entering.Further, since the lower bending segment 112 of sealing portion 11 and upper close
The upper bending segment 212 in envelope portion 21 is bent downward, and the entrance entered for liquid is located at bottom, therefore, even if liquid enters
Gap between the lower bending segment 112 of sealing portion 11 and the upper bending segment 212 of upper sealing 21, liquid also are difficult to overcome itself
Gravity is simultaneously flowed up between the lower horizontal segment 111 of sealing portion 11 and the upper horizontal segment 211 of upper sealing 21, instead can be
It is flowed out under self gravitation effect.Therefore, the babinet of the utility model can prevent external liquid from entering lower box 1 and upper box
2 inside, play an important role of preferable leakproofness and play it is waterproof and dampproof, effectively protect box house element safety.
The bending knot hook of the bending structure of the sealing portion 11 of lower box 1 and the upper sealing 21 of upper box 2 can be with
Ensure to further ensure that there is no ponding the safety of the element of box house between sealing portion 11 and upper sealing 21.
With reference to Fig. 3, sealing element 3 also has interior sealing section 33, is connected with 31 inner end of horizontal seal section, and interior sealing section 33 is downward
It bends and attaches to the inner wall of lower box 1.It changes sentence work to say, the section of sealing element 3 is U-shaped.The sealing element 3 of U-shaped can in assembling
It is directly set on lower box 1, so as to simplify assembly technology.
The lower horizontal segment 111 of sealing portion 11 is perpendicular to lower bending segment 112；The upper horizontal segment 211 of upper sealing 21 is vertical
In upper bending segment 212.The sealing effect of vertical stratification is more preferable.
Connector 4 will be under the upper bending segment 212 of upper sealing 21, the external seal section 32 of sealing element 3 and sealing portion 11
Bending segment 112 is fixedly connected.In general, the junction of connector 4 and lower box 1 and upper box 2 can be there are gap, and external liquid
Body is easy to enter between sealing portion 11 and upper sealing 21 via the gap, and if connector 4 is arranged on sealing
On the upper horizontal segment 211 in portion 21 and the lower horizontal segment 111 of sealing portion 11, then outside liquid just easily enters sealing
Between 21 upper horizontal segment 211 and the lower horizontal segment 111 of sealing portion 11, even into upper box 2 and lower box 1；Therefore,
It is preferred that connector 4 is set on the upper bending segment 212 of upper sealing 21 and the lower bending segment 112 of sealing portion 11.
Connector 4 is multiple, is evenly arranged on sealing 21.
Connector 4 includes bolt 41 and nut 42, the upper bending segment 212 of upper sealing 21, the external seal section 32 of sealing element 3
And the lower bending segment 112 of sealing portion 11 is equipped with the through hole passed through for bolt 41.Bolt 41 pass through the through hole after with nut
42 connections.Bolt 41 is vertical with upper bending segment 212.
For the ease of the installation of connector 4, the upper bending segment 212 of upper sealing 21, the external seal section 32 of sealing element 3 and under
The width of the lower bending segment 112 of sealing 11 is all higher than 25mm, is preferably 30mm.
Lower box 1 and upper box 2 are sheet metal component.The materials of sheet metal component and processing are all more convenient.
Lower box 1 has in the inner cavity of top end opening, and the sealing portion 11 of lower box 1 is distributed in the four of the opening
Week；Upper box 2 has in the inner cavity of bottom end opening, and the upper sealing 21 of upper box 2 is distributed in the surrounding of the opening.Nowel
Body 1 is fixedly connected with upper box 2 in surrounding, so as to which the inner cavity of lower box 1 and the inner cavity of upper box 2 be closed.
Sealing element 3 is made of elastic material, is preferably silica gel.
It supplements herein, horizontal direction L refers to the direction parallel to horizontal plane, and vertical direction V is perpendicular to horizontal plane
Direction.
Secondly the battery pack according to the utility model second aspect is illustrated, including described in the utility model first aspect
Babinet and it is housed in the in vivo battery (not shown) of case.
Battery pack, which further includes, is arranged on the components such as harness in babinet, coldplate.
In battery pack according to the present utility model, since babinet has preferable leakproofness and plays waterproof and dampproof work
With so as to effectively protect the safety of the battery of box house, improving the security performance of battery pack.
Claims (10)
1. a kind of babinet, including：
Lower box (1) has sealing portion (11) on top；
Upper box (2) is arranged above lower box (1), and bottom has the upper sealing (21) with sealing portion (11) cooperation；
Sealing element (3) is clamped between upper sealing (21) and sealing portion (11)；And
Upper sealing (21), sealing element (3) and sealing portion (11) are fixedly connected by connector (4)；
It is characterized in that,
Sealing portion (11) has lower horizontal segment (111) and lower bending segment (112), and (L) prolongs lower horizontal segment (111) in the horizontal direction
It stretches, lower bending segment (112) is connected with lower horizontal segment (111) and is bent downward compared with lower horizontal segment (111)；
Upper sealing (21) has upper horizontal segment (211) and upper bending segment (212), and (L) prolongs upper horizontal segment (211) in the horizontal direction
It stretches and is located above lower horizontal segment (111), upper bending segment (212) is connected with upper horizontal segment (211) and compared with upper horizontal segment
(211) bend downward, and upper bending segment (212) is located at the outside of lower bending segment (112)；
Sealing element (3) has horizontal seal section (31) and external seal section (32), and (L) extends horizontal seal section (31) in the horizontal direction
And it is clamped between the lower horizontal segment (111) of sealing portion (11) and the upper horizontal segment (211) of upper sealing (21), external seal section
(32) it is connected with horizontal seal section (31) outer end and is clamped in the lower bending segment (112) of sealing portion (11) and upper sealing (21)
Upper bending segment (212) between.
2. babinet according to claim 1, which is characterized in that sealing element (3) also has interior sealing section (33), close with level
Envelope section (31) inner end is connected, and interior sealing section (33) bends downward and attaches to the inner wall of lower box (1).
3. babinet according to claim 1, which is characterized in that
The lower horizontal segment (111) of sealing portion (11) is perpendicular to lower bending segment (112)；
The upper horizontal segment (211) of upper sealing (21) is perpendicular to upper bending segment (212).
4. babinet according to claim 1, which is characterized in that connector (4) is by the upper bending segment of upper sealing (21)
(212), the external seal section (32) of sealing element (3) and the lower bending segment (112) of sealing portion (11) are fixedly connected.
5. babinet according to claim 4, which is characterized in that connector (4) includes bolt (41) and nut (42), upper close
The lower bending segment (112) of the upper bending segment (212) in envelope portion (21), the external seal section (32) of sealing element (3) and sealing portion (11)
It is equipped with the through hole passed through for bolt (41).
6. babinet according to claim 4, which is characterized in that upper bending segment (212), the sealing element of upper sealing (21)
(3) external seal section (32) and the width of the lower bending segment (112) of sealing portion (11) is all higher than 25mm.
7. babinet according to claim 1, which is characterized in that lower box (1) and upper box (2) are sheet metal component.
8. babinet according to claim 1, which is characterized in that
Lower box (1) has in the inner cavity of top end opening, and the sealing portion (11) of lower box (1) is distributed in the four of the opening
Week；
Upper box (2) has in the inner cavity of bottom end opening, and the upper sealing (21) of upper box (2) is distributed in the four of the opening
Week.
9. babinet according to claim 1, which is characterized in that sealing element (3) is made of elastic material.
10. a kind of battery pack, which is characterized in that including the babinet any one of claim 1-9 and be housed in babinet
Interior battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434355.7U CN207409557U (en) | 2017-10-31 | 2017-10-31 | Babinet and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721434355.7U CN207409557U (en) | 2017-10-31 | 2017-10-31 | Babinet and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207409557U true CN207409557U (en) | 2018-05-25 |
Family
ID=62409320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721434355.7U Active CN207409557U (en) | 2017-10-31 | 2017-10-31 | Babinet and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207409557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022086030A1 (en) * | 2020-10-19 | 2022-04-28 | 주식회사 엘지에너지솔루션 | Battery pack housing having fire suppression structure |
-
2017
- 2017-10-31 CN CN201721434355.7U patent/CN207409557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022086030A1 (en) * | 2020-10-19 | 2022-04-28 | 주식회사 엘지에너지솔루션 | Battery pack housing having fire suppression structure |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |