CN205846029U - Battery modules - Google Patents
Battery modules Download PDFInfo
- Publication number
- CN205846029U CN205846029U CN201620842070.6U CN201620842070U CN205846029U CN 205846029 U CN205846029 U CN 205846029U CN 201620842070 U CN201620842070 U CN 201620842070U CN 205846029 U CN205846029 U CN 205846029U
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- CN
- China
- Prior art keywords
- upper cover
- dividing plate
- lower house
- battery modules
- interface arrangment
- 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.)
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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)
Abstract
The application relates to technical field of battery production, particularly relates to a kind of battery modules, and including upper cover, lower house, multiple interface arrangment and sealing structure, described upper cover is connected by described interface arrangment clamping with described lower house；Described sealing structure is located between described upper cover and described lower house, and compresses sealing by described upper cover with described lower house.The application realizes the connection of upper cover and lower house by interface arrangment, and in order to ensure the sealing of battery cavities, increase between upper cover and lower house and seal structure, this battery modules need not bonded adhesives, thus the sealing of avoiding electrolyte to cause the corrosion of bonded adhesives is bad, it is possible to both realized the reliability that upper cover is connected with lower house, and ensure that again the formedness that battery cavities seals, and then the safety of raising battery modules, extend its service life.
Description
Technical field
The application relates to technical field of battery production, particularly relates to a kind of battery modules.
Background technology
Along with to energy density and light-weighted requirement, battery modules starts to integrative development.Existing battery modules
Including upper cover, lower house, dividing plate and battery core, upper cover is a slab construction, and dividing plate is connected to the inside of lower house, and is split
For multiple battery cavities, naked battery core is positioned over battery cavities, and upper cover is bonding by bonded adhesives with lower house, and is sealed each by bonded adhesives
Battery cavities.
But, existing this upper cover and the structure of lower house, owing to using bonded adhesives be adhesively fixed and seal, using
During, bonded adhesives, easily by electrolytic corrosion, causes bonded adhesives to lose efficacy, and causes seal break-off, and electrolyte leaks, and affects battery mould
The safety of group and service life.
Utility model content
This application provides a kind of battery modules, it is possible to avoid electrolyte to leak, improve the safety of battery modules, extend
Its service life.
This application provides a kind of battery modules, including upper cover, lower house, multiple interface arrangment and sealing structure, described
Upper cover is connected by described interface arrangment clamping with described lower house；Described sealing structure is located at described upper cover and described lower house
Between, and compress sealing by described upper cover with described lower house.
Preferably, described interface arrangment includes that grab and bayonet socket, described grab are located at described upper cover, and described bayonet socket is located at institute
State lower house, described grab and described bayonet socket clamping.
Preferably, described lower house includes shell and multiple dividing plate, and described dividing plate is connected to the inside of described shell；Described
It is equipped with described sealing structure between upper cover and described shell, between described upper cover and described dividing plate, and described upper cover is with each
Described interface arrangment it is equipped with between described dividing plate；In each described interface arrangment, described bayonet socket includes card access surface, described clamping
Face is located on described dividing plate, and deviates from described upper cover, extends towards the direction away from described dividing plate；Described grab include extension and
Access Division, described extension extends to described lower house from described upper cover, and is connected with described Access Division, described Access Division and institute
State card access surface clamping.
Preferably, described card access surface tilts to described upper cover away from one end of described dividing plate.
Preferably, described bayonet socket is additionally provided with spigot surface, points to the direction of described lower house, described spigot surface along described upper cover
Tilt to the direction away from described dividing plate, and described spigot surface away from described dividing plate one end and described card access surface away from described every
One end of plate connects.
Preferably, described extension points to the direction of described lower house along described upper cover, to the direction near described dividing plate
Tilt.
Preferably, the both sides of described dividing plate are equipped with described interface arrangment.
Preferably, each described interface arrangment all includes a described bayonet socket, along both perpendicular to vertical direction and institute
The direction of the thickness stating dividing plate extends；Described grab is provided with at least one, and each described grab is all corresponding with described bayonet socket
Part clamping.
Preferably, in each interface arrangment, described bayonet socket and described grab are correspondingly provided with many groups, and all along the most vertical
Spaced apart in the direction of vertical direction and the thickness of described dividing plate.
Preferably, also include that seal-accommodating groove, described seal-accommodating groove are located at described upper cover and/or described lower house, institute
State sealing structure and be placed in described seal-accommodating groove.
The technical scheme that the application provides can reach following beneficial effect:
The application realizes the connection of upper cover and lower house by interface arrangment, and in order to ensure the sealing of battery cavities, upper
Increasing between lid and lower house and seal structure, this battery module structure need not bonded adhesives, thus avoids electrolyte to bonding
The sealing that the corrosion of glue causes is bad, it is possible to both realized the reliability that upper cover is connected with lower house, ensure that again battery cavities is close
The formedness of envelope, and then improve the safety of battery modules, extend its service life.
It should be appreciated that it is only exemplary that above general description and details hereinafter describe, can not be limited this
Application.
Accompanying drawing explanation
The structural representation of a kind of specific embodiment of battery modules that Fig. 1 is provided herein；
The sectional view of a kind of specific embodiment of battery modules that Fig. 2 is provided herein；
Fig. 3 is the partial enlarged drawing in Fig. 2 at A；
Fig. 4 is the structural representation of battery modules another kind specific embodiment provided herein；
Fig. 5 is the partial enlarged drawing in Fig. 4 at B；
Fig. 6 is the sectional view in Fig. 4 at B.
Reference:
1-upper cover；
2-lower house；
21-shell；
22-dividing plate；
3-interface arrangment；
31-bayonet socket；
311-card access surface；
312-spigot surface；
32-grab；
321-extension；
322-Access Division；
323-rib；
33-depressed part；
4-seals structure.
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the application
Example, and for explaining the principle of the application together with description.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing the application is described in further detail.Described in literary composition
"front", "rear", "left", "right", " on ", D score is all with the laying state in accompanying drawing as reference.
As shown in Figure 1-2, the embodiment of the present application provides a kind of battery modules, including upper cover 1, lower house 2, interface arrangment
3 and seal structure 4, upper cover 1 is connected by interface arrangment 3 clamping with lower house 2；Seal structure 4 and be located at upper cover 1 and lower house 2
Between, and compress sealing by upper cover 1 with lower house 2.
Above-described embodiment realizes the connection of upper cover 1 and lower house 2 by interface arrangment 3, and in order to ensure the close of battery cavities
Envelope, increases between upper cover 1 and lower house 2 and seals structure 4, and this battery modules need not bonded adhesives, thus avoids electrolyte
The sealing causing the corrosion of bonded adhesives is bad, it is possible to has both realized the reliability that upper cover 1 is connected with lower house 2, ensure that again
The formedness that battery cavities seals, and then improve the safety of battery modules, extend its service life.
In above-described embodiment, lower house 2 can only include shell 21, it is also possible to includes shell 21 and dividing plate 22, dividing plate 22
Being connected to the inside of shell 21, i.e. dividing plate 22 and shell 21 is divided into multiple battery cavities, naked battery core (not shown) is positioned over
Battery cavities；In this embodiment between upper cover 1 and shell 21, between upper cover 1 and dividing plate 22, it is equipped with sealing structure 4, can be only
Between upper cover 1 and shell 21, or only between upper cover 1 and dividing plate 22, be provided with interface arrangment 3, it is also possible to upper cover 1 and shell 21 it
Between, and between upper cover 1 and dividing plate 22, it is equipped with interface arrangment 3, preferably it is equipped with card access node between upper cover 1 and each dividing plate 22
Structure 3, to be further ensured that the sealing of each battery cavities, and the reliability that upper cover 1 is connected with lower house 2.
In each embodiment including dividing plate 22, dividing plate 22 only can be provided with interface arrangment 3 in side；Can also be all provided with both sides
There is interface arrangment 3, as shown in Figure 2,3, to increase the reliability of upper cover 1 and lower house 2 clamping.Whether dividing plate 22 side is provided with
Interface arrangment 3, or both sides are equipped with interface arrangment 3, all only can use this structure between divider plate 22 and upper cover 1, also
All dividing plates 22 and upper cover 1 can all use the structure of above-mentioned fact Example.
Interface arrangment 3 in the various embodiments described above can be the structure that two fixture blocks mutually can connect, it is also possible to for fixture block with
The structure of the mutual clamping of groove, preferably interface arrangment 3 include grab 32 and bayonet socket 31, and the one in the two is located at upper cover 1, another
Person is located at lower house 2, and in including the shell 21 embodiment with dividing plate 22, another one can also be located at shell 21 or dividing plate
22, grab 32 and bayonet socket 31 clamping, by coordinating of hook formation and bayonet socket 31, by increasing capacitance it is possible to increase the connection of interface arrangment 3 is reliable
Property.It is located at upper cover 1 below, as a example by bayonet socket 31 is located at dividing plate 22 (i.e. bayonet socket is located at lower house 2), to interface arrangment 3 with grab 32
Concrete structure be described.
Specifically, in each interface arrangment 3, bayonet socket 31 includes that card access surface 311, card access surface 311 are located on dividing plate 22, and the back of the body
From upper cover 1, extending towards the direction away from dividing plate 22, it can be parallel with dividing plate 22, it is also possible to tilting, preferably card access surface 311 is remote
Tilt to upper cover 1 from one end of dividing plate 22, pass through incline structure, it is possible to make snapping in of grab 32 more convenient.
Further, bayonet socket 31 is additionally provided with spigot surface 312, points to the direction of lower house 2 along upper cover 1, is being provided with dividing plate 22
Embodiment in, spigot surface 312 to away from dividing plate 22 direction tilt, i.e. point to the direction of lower house 2 along upper cover 1, guide
Face 312 is to the direction flare away from dividing plate 22, and spigot surface 312 is away from one end (i.e. one end of flare) of dividing plate and card access surface
311 connect away from one end of dividing plate 22, and grab 32 moves to card access surface 311, directly along spigot surface 312 by near one end of upper cover 1
Clamping is realized to card access surface 311.By increasing spigot surface 312, it is possible to the card termination process making grab 32 is the most smooth.
Bayonet socket 31 in the various embodiments described above can be groove structure, structure as Figure 1-3, including two projections,
Being connected to the homonymy of dividing plate 22, two projections form groove with dividing plate 22, and card access surface 311, spigot surface 312 are all provided close to
The projection of upper cover 1, the projection near upper cover 1 can be wedge structure, and the direction that its cross section points to lower house 2 along upper cover 1 increases
Greatly, grab 32 is connected in groove, during especially the both sides at dividing plate 22 are equipped with the embodiment of an interface arrangment 3, uses the party
Case, both can ensure that the intensity of dividing plate 22, and can improve again the reliability of clamping.Groove can also for the structure as shown in 4-6,
Caved inward by dividing plate 22 through-thickness and formed, in this scenario in order to increase the area of card access surface 311, one can be increased convex
Rising, projection is connected to dividing plate 22, and is positioned at the homonymy of dividing plate 22 with the opening of groove, and groove is through along the thickness direction of dividing plate 22
Projection, card access surface 311 extends to the protruding one side away from dividing plate 22, and spigot surface 312 is positioned at the protruding one side away from dividing plate 22.
Bayonet socket 31 can also be gap structure, such as L-type structure, projection and dividing plate 22 is formed, and projection is connected to dividing plate 22
One side, card access surface 311 is the horizontal plane of L-type structure, in the embodiment including spigot surface 312, spigot surface 312 be L-type knot
The vertical plane of structure.
In the various embodiments described above, grab 32 includes extension 321 and Access Division 322, extension 321 from upper cover 1 to lower house
2 extend, and are connected with Access Division 322, Access Division 322 and card access surface 311 clamping.Knot by extension 321 with Access Division 322
Structure, during grab 32 card card inlet 31, by increasing capacitance it is possible to increase the elasticity of grab 32, and then makes clamping more convenient.Certainly grab
32 can also only include Access Division 322.
Wherein, extension 321 can vertical structure, it is also possible to for incline structure, preferably extends over portion 321 for incline structure,
In the embodiment including dividing plate 22, extension 321 points to the direction of lower house 2 along upper cover 1, inclines to the direction near dividing plate 22
Tiltedly, i.e. near one end of Access Division 322 to the direction introversion of dividing plate 22, as it is shown on figure 3, to increase the bullet of grab 32 further
Property.
Access Division 322 can be level, it is also possible to for tilting, being preferably, its bearing of trend tilts to upper cover 1, with
Make clamping the most firm, as shown in Figure 6.
In the embodiment including extension 321, interface arrangment 3 also includes that depressed part 33, depressed part 33 are located at upper cover 1, are prolonged
Extending portion 321 extends to lower house 2 from the bottom surface of depressed part 33, and leaves gap between itself and the sidewall of depressed part 33, by this
Structure can provide the deformation space of grab 32.
In the embodiment including bayonet socket 31, each interface arrangment 3 all includes a bayonet socket 32 and at least one grab
32, i.e. can the corresponding grab 32 of bayonet socket 31, it is also possible to the corresponding multiple grabs 32 of bayonet socket 31；Bayonet socket 31 is along simultaneously
The direction of the thickness being perpendicular to vertical direction and dividing plate 22 extends, and it can be extended to separately along bearing of trend by one end of dividing plate 22
One end, it is also possible to extended to a certain position of centre by one end of dividing plate 22, or directly by a position of the centre of dividing plate 22
Put and extend to another position；Each grab 32 all with the corresponding part clamping of bayonet socket 31, by this structure, by increasing capacitance it is possible to increase card
The intensity of mouth 31, and then ensure the reliability of clamping.
In including the bayonet socket 31 embodiment with dividing plate 22, it is also possible in each interface arrangment 3, bayonet socket 31 and grab 32
It is correspondingly provided with many groups, is i.e. provided with multiple bayonet socket 31 and multiple grab 32, and the quantity of the two is identical, and along both perpendicular to vertically
The direction of the thickness of direction and dividing plate 22 is spaced apart, by the settings of many group bayonet sockets 31 with grab 32, by increasing capacitance it is possible to increase upper cover 1 with
The reliability that lower house 2 connects.In this embodiment, the length along distribution arrangement bayonet socket 31 can be equal to the length of grab 32,
Can also be more than the length of grab 32.
In the various embodiments described above, battery modules also includes seal-accommodating groove, and seal-accommodating groove can be located at upper cover 1, also
Lower house 2 can be located at, in the embodiment including dividing plate 22, be located at shell 21 and dividing plate 22, or upper cover 1 and lower house 2
Be equipped with seal-accommodating groove, and the two opening be relative, seal structure 4 and be placed in seal-accommodating groove, such as Fig. 3, shown in 6, upper cover 1 with under
Sealing structure 4 is compressed after fastening by housing 2.By increasing seal-accommodating groove, it is possible to prevent sealing structure 4 and misplace, it is ensured that seal
Tightness.
The foregoing is only the preferred embodiment of the application, be not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.All within spirit herein and principle, that is made any repaiies
Change, equivalent, improvement etc., within should be included in the protection domain of the application.
Claims (10)
1. a battery modules, it is characterised in that include upper cover, lower house, interface arrangment and sealing structure, described upper cover and institute
State lower house to be connected by described interface arrangment clamping；Described sealing structure is located between described upper cover and described lower house, and
Sealing is compressed with described lower house by described upper cover.
Battery modules the most according to claim 1, it is characterised in that described interface arrangment includes grab and bayonet socket, described
Described upper cover is located at by grab, and described bayonet socket is located at described lower house, described grab and described bayonet socket clamping.
Battery modules the most according to claim 2, it is characterised in that described lower house includes shell and multiple dividing plate, institute
State dividing plate and be connected to the inside of described shell；Between described upper cover and described shell, it is all provided with between described upper cover and described dividing plate
There is described sealing structure, between described upper cover and each described dividing plate, be equipped with described interface arrangment, each described interface arrangment
In, described bayonet socket includes that card access surface, described card access surface are located on described dividing plate, and deviates from described upper cover, towards away from described dividing plate
Direction extend；Described grab includes that extension and Access Division, described extension extend to described lower house from described upper cover, and
It is connected with described Access Division, described Access Division and described card access surface clamping.
Battery modules the most according to claim 3, it is characterised in that described card access surface away from one end of described dividing plate to institute
State upper cover.
Battery modules the most according to claim 3, it is characterised in that described bayonet socket is additionally provided with spigot surface, along described upper cover
Pointing to the direction of described lower house, described guiding tilts away from the direction of described dividing plate, and described spigot surface is away from described
One end of dividing plate is connected away from one end of described dividing plate with described card access surface.
Battery modules the most according to claim 3, it is characterised in that described extension points to described lower casing along described upper cover
The direction of body, tilts near the direction of described dividing plate.
Battery modules the most according to claim 3, it is characterised in that the both sides of described dividing plate are equipped with described card access node
Structure.
8. according to the battery modules described in any one of claim 3-7, it is characterised in that each described interface arrangment all includes
One described bayonet socket, extends along the direction both perpendicular to vertical direction and the thickness of described dividing plate；Described grab is provided with at least
One, each described grab all with the corresponding part clamping of described bayonet socket.
9. according to the battery modules described in any one of claim 3-7, it is characterised in that in each interface arrangment, described card
Mouth and described grab are correspondingly provided with many groups, and all along the interval point, direction both perpendicular to vertical direction and the thickness of described dividing plate
Cloth.
Battery modules the most according to claim 1, it is characterised in that also include seal-accommodating groove, described seal-accommodating groove
Being located at described upper cover and/or described lower house, described sealing structure is placed in described seal-accommodating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842070.6U CN205846029U (en) | 2016-08-05 | 2016-08-05 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842070.6U CN205846029U (en) | 2016-08-05 | 2016-08-05 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205846029U true CN205846029U (en) | 2016-12-28 |
Family
ID=57617799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620842070.6U Active CN205846029U (en) | 2016-08-05 | 2016-08-05 | Battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205846029U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742680A (en) * | 2017-10-13 | 2018-02-27 | 常州普莱德新能源电池科技有限公司 | The battery modules of lid on this are covered and had in a kind of power battery module |
| CN111668405A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
| CN112448094A (en) * | 2019-09-04 | 2021-03-05 | 东莞新能源科技有限公司 | Battery module |
| CN113782879A (en) * | 2020-05-22 | 2021-12-10 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
| CN114221074A (en) * | 2020-09-07 | 2022-03-22 | 比亚迪股份有限公司 | Battery tray, battery package and electric automobile |
| CN116365148A (en) * | 2023-05-31 | 2023-06-30 | 深圳海辰储能控制技术有限公司 | Energy storage device and electric equipment |
-
2016
- 2016-08-05 CN CN201620842070.6U patent/CN205846029U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742680A (en) * | 2017-10-13 | 2018-02-27 | 常州普莱德新能源电池科技有限公司 | The battery modules of lid on this are covered and had in a kind of power battery module |
| CN107742680B (en) * | 2017-10-13 | 2023-06-27 | 常州普莱德新能源电池科技有限公司 | Power battery module upper cover and battery module with same |
| CN111668405A (en) * | 2019-03-08 | 2020-09-15 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
| CN112448094A (en) * | 2019-09-04 | 2021-03-05 | 东莞新能源科技有限公司 | Battery module |
| US11870085B2 (en) | 2019-09-04 | 2024-01-09 | Dongguan Amperex Technology Limited | Fastener-free casing and battery module |
| CN113782879A (en) * | 2020-05-22 | 2021-12-10 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
| CN114221074A (en) * | 2020-09-07 | 2022-03-22 | 比亚迪股份有限公司 | Battery tray, battery package and electric automobile |
| CN116365148A (en) * | 2023-05-31 | 2023-06-30 | 深圳海辰储能控制技术有限公司 | Energy storage device and electric equipment |
| CN116365148B (en) * | 2023-05-31 | 2023-07-28 | 深圳海辰储能控制技术有限公司 | Energy storage device and electric equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |