CN208062141U - Battery modules - Google Patents
Battery modules Download PDFInfo
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- CN208062141U CN208062141U CN201820676776.9U CN201820676776U CN208062141U CN 208062141 U CN208062141 U CN 208062141U CN 201820676776 U CN201820676776 U CN 201820676776U CN 208062141 U CN208062141 U CN 208062141U
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- battery
- filler hole
- side plate
- hole
- battery modules
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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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Abstract
This application provides a kind of battery modules comprising module peripheral frame and multiple batteries, multiple batteries are set in the module peripheral frame；The module peripheral frame includes a pair of side plates, the side plate is equipped with filler hole, bonded adhesives is filled in the filler hole, the medial surface of the bonded adhesives is connected with the side bonds of the corresponding battery, the bonded adhesives is at least part of to be contacted with the upper side wall in the corresponding filler hole and/or lower wall, so that the battery is mounted with the side plate.The application can solve the problem of that battery stays module peripheral frame and battery and is detached from, and realize being reliably connected for module peripheral frame and battery, additionally it is possible to effectively improve the energy density of battery modules.
Description
Technical field
This application involves energy storage device technical field more particularly to a kind of battery modules.
Background technology
The battery that battery modules generally comprise module peripheral frame and are arranged in module peripheral frame, existing module peripheral frame generally exist
Flanging is arranged in the side plate bottom of module, prevents battery from staying to form support to battery.
With the development of battery technology, the group efficiency and energy density of battery modules are being continuously improved, battery modules
Size is constantly reducing.Module side plate bottom setting folded edges increase cell height, cause module size it is larger and
Energy density cannot effectively improve.Although size can be reduced and improve energy density by cancelling flanging, battery bottom, which loses, to be held
It holding in the palm, the bonded adhesives smeared in the gap between side plate and battery is susceptible to the problem of battery stays when not dry, and smear
The thinner thickness of bonded adhesives, in use, due to the vibration of battery, the shearing force that the bonded adhesives of smearing is born is easy to surpass
Go out its shearing force intensity that can bear, is easy to cause battery with side plate degumming to damage battery modules.
Utility model content
This application provides a kind of battery modules, are detached from battery with solving the problem of that battery stays module peripheral frame.
This application provides a kind of battery modules comprising：
Module peripheral frame；
Multiple batteries are set in the module peripheral frame；
The module peripheral frame includes a pair of side plates, and the side plate is equipped with filler hole, and bonding is filled in the filler hole
Glue, the medial surface of the bonded adhesives are connected with the side bonds of the corresponding battery, and the bonded adhesives is at least part of
It is contacted with the upper side wall in the corresponding filler hole and/or lower wall, so that the battery is mounted with the side plate.
Optionally, the intersection that the side plate corresponds at least two adjacent batteries is somebody's turn to do equipped with the filler hole
There is at least part to be located within the overlay area in the filler hole on the side of two batteries respectively.
Optionally, the center line of short transverse of the filler hole corresponding with the intersection along the battery with it is described
The boundary line of intersection overlaps.
Optionally, the filler hole corresponding with the intersection covers the battery on the thickness direction of the battery
Size be battery support size, the battery support size be not less than 1mm.
Optionally, the intersection of at least two adjacent batteries is blocked by the side plate, and the side plate corresponds to should
The part other than the intersection is removed on the side of at least one of two batteries is equipped with the filler hole.
Optionally, the filler hole is strip through-hole, and the strip through-hole extends along the short transverse of the battery, described
Multiple filler holes are distributed in the thickness direction of battery described in side plate upper edge.
Optionally, multiple rows of filler hole, the adjacent two rows filler is distributed in short transverse described in the side plate upper edge
Kong Zhong, centerline collineation of each filler hole along the short transverse.
Optionally, multiple rows of filler hole, the two rows of fillers of apricot woods are distributed in short transverse described in the side plate upper edge
Kong Zhong, each filler hole are mutually staggered along the center line of short transverse.
Optionally, the side plate is plate-like structure, the bottom surface flush of the lower edge of the side plate and the battery.
Optionally, the thickness for the bonded adhesives filled in the filler hole is not more than the depth in the corresponding filler hole.
Technical solution provided by the present application can reach following advantageous effect：
The application is filled with bonded adhesives by opening up filler hole on the side plate of module peripheral frame in filler hole, bonding
The side bonds of the medial surface of glue and corresponding battery connect, and bonded adhesives is at least part of with the upside in corresponding filler hole
Wall and/or lower wall contact, so that the battery is mounted with the side plate, the bonded adhesives being filled in filler hole forms convex block,
It bears pulling force or pressure plays the role of support to battery, avoid the mould caused by shearing force in the vibration processes of battery modules
Framing is detached from battery；The thickness for the bonded adhesives filled in filler hole simultaneously is much larger than in the gap between side plate and battery
The thickness of the bonded adhesives of smearing, increases glue consumption, and shape battery pair is reliably fixed；The bonded adhesives of the application is filled in side plate
In the filler hole of upper setting, therefore the flanging of side plate bottom can be cancelled, be conducive to the size for reducing battery modules, improve battery
The energy density of module.
It should be understood that above general description and following detailed description is merely exemplary, this can not be limited
Application.
Description of the drawings
Fig. 1 is a kind of example structure schematic diagram of battery modules provided herein；
Fig. 2 is the lateral plate structure schematic diagram corresponding to Fig. 1；
Fig. 3 is another example structure schematic diagram of battery modules provided herein；
Fig. 4 is the lateral plate structure schematic diagram corresponding to Fig. 3；
Fig. 5 is the filler pore structure sectional view corresponding to Fig. 1 and Fig. 3；
Fig. 6 is another example structure schematic diagram of battery modules provided herein；
Fig. 7 is the lateral plate structure schematic diagram corresponding to Fig. 6.
Reference numeral：
100- module peripheral frames；
110- side plates；
111- fillers hole；
120- end plates；
200- batteries；
300- bonded adhesives.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and the principle together with specification for explaining the application.
Specific implementation mode
It is described in further detail below by specific embodiment and in conjunction with attached drawing to the application.
As shown in Fig. 1-Fig. 7, the embodiment of the present application provides a kind of battery modules comprising module peripheral frame 100 and multiple
Battery 200, multiple batteries 200 are set in module peripheral frame 100, and module peripheral frame 100 includes a pair of side plates 110, is set on side plate 110
There is filler hole 111, bonded adhesives 300, the side of the medial surface of bonded adhesives 300 and corresponding battery are filled in filler hole 111
Bonding connection, bonded adhesives 300 is at least part of to be contacted with the upper side wall in corresponding filler hole 111 and/or lower wall, bonded adhesives
Filler hole 111 and the contact surface of bonded adhesives 300 can be bonding connections after 300 solidifications, and can either bear pressure can hold again
By pulling force, it can also only contact and not be bonded, can only bear pressure at this time, the formation of bonded adhesives 300 being filled in filler hole 111
Convex block, if the upper side wall in the upper side contact filler hole 111 of bonded adhesives 300, tangles side plate 110 based on battery 200, if
The lower wall in the downside contact filler hole 111 of bonded adhesives 300, then tangle battery 200, if bonded adhesives based on side plate 110
300 upper and lower side contacts the top and bottom sidewall in filler hole 111 simultaneously respectively, then battery is not allowed to be also easy to produce relative motion with side plate,
In this way, preventing battery 200 from staying, the disengaging of module peripheral frame 100 and battery 200 is avoided.Simultaneously as filler hole 111 forms one
A cavity for accommodating bonded adhesives 300 is smeared in the used gap between side plate 110 and battery 200 compared with prior art
Bonded adhesives, the bonded adhesives 300 in filler hole 111 in the embodiment of the present application can be the case where not changing with glue area size
Under, the thickness of increase glue increases the shearing force intensity that cementing position can be born to increase glue consumption；Meanwhile filler hole
111 side wall is in contact with the bonded adhesives 300 of filling, increases the contact area of bonded adhesives 300 and side plate 110, shape battery pair
200 are reliably fixed.
Multiple batteries 200 can successively be stacked along the thickness direction of battery 200, and a pair of side plates 110 is located at battery 200
Two lateral locations on length direction, are sized to form being completely covered to the side of multiple batteries 200.
Further, module peripheral frame 100 includes the end plate 120 of a pair of side plates 110 and connecting lateral plate 110, side plate 110 and end
Plate 120 constitutes rectangular frame structure, and end plate 120 can be a complete plate, and covering battery 200 is along thickness direction
Side, end plate 120 can also be multiple separate plate, and the length direction along battery 200 extends, and along the height of battery 200
Direction is arranged in order, side of the covering battery 200 along thickness direction.
Preferably, side plate 110 and end plate 120 are all made of the mode of bonding and realize and be fixedly connected with battery 200, side plate
Can only contact with each other between 110 and end plate 120, can also use be bonded, snap connection, seam allowance docks or the modes phase such as grafting
It connects, Instant cement, bonding site and end plate 120 of the side plate 110 in addition to filler hole 111 can be filled in filler hole 111
It is all made of slow curing glue with the bonding site of battery 200, bonding strength requirement can either be met, and the use of Instant cement can be reduced
Amount saves production cost.
Wherein, filler hole 111 can be distributed only over the position of the intersection corresponding to two adjacent cells 200 on side plate 110
It sets, i.e., the side of adjacent two batteries 200 has at least part to be located within the overlay area in the same filler hole 111,
The overlay area in filler hole 111 refers to the projection that filler hole 111 is formed close to one end of battery 200 on the side of battery 200,
The company that can be achieved at the same time side plate 110 and two neighboring battery 200 by filling bonded adhesives 300 in the same filler hole 111
It connects, improves adhesive strength, while intersection is also at the incline of battery 200, for the same battery 200, in two incline
Place is respectively formed mounting position, and two mounting positions are larger along the distance of the thickness direction of battery 200, ensure the steady of mounting
Property, while ensureing the reliability of bonding, it is not susceptible to warpage and comes unglued.
Preferably, center line and the boundary of filler corresponding with the above-mentioned intersection hole 111 along the short transverse of battery 200
Boundary line (contact line of the two adjacent batteries 200 on oneself height direction or the extension for being formed by small―gap suture at place
Line) it overlaps, i.e., the region that the filler hole 111 on side plate 110 covers both sides battery 200 is identical, can be to both sides battery 200
Identical bonding strength is formed, further by being evenly distributed on multiple filler holes 111 of each intersection, ensures side plate 110
Identical bonding strength is realized with multiple batteries 200.
Preferably, filler corresponding with above-mentioned intersection hole 111 covers battery 200 on the thickness direction of battery 200
Size is battery support size, and battery support size (minimum dimension) should be kept away not less than 1mm with ensureing reliable bonding strength
The tearing of free bonding glue 300, prevents battery from slipping.
Similarly, filler hole 111, which can also be distributed only on side plate 110, corresponds to 200 side of battery in addition to intersection
The intersection of partly (filler hole 111 does not cover battery intersection completely), i.e. two adjacent batteries 200 is blocked by side plate 110,
Since the area at the side of battery 200 is much larger than above-mentioned intersection, filler hole 111 is set at the side of battery 200, is more had
Conducive to the arrangement in filler hole 111, and the mounting area and bond area of bigger can be formed, ensure bonding strength.Specifically, may be used
To use following examples：
Under a kind of embodiment, the side on side plate 110 corresponding to adjacent battery 200 can be respectively equipped with a filler hole
111, the marginal position of the side of the battery 200 of the marginal position in the filler hole 111 corresponding to it forms bonded adhesives 300
It mounts with battery 200 and bonded adhesives 300 and the large area of side plate 110, short transverse of the filler hole 111 along battery 200
Center line can be with battery 200 along short transverse center line overlap, can also be with battery 200 along the center line phase of short transverse
Mutually deviate；
Under another embodiment, multiple fillers can be respectively equipped with by corresponding on side plate 110 on the side of adjacent battery 200
Hole 111, multiple filler holes 111 are spaced from each other, and increase the quantity of the side wall in filler hole 111, to increase bonded adhesives 300 with
The contact area of side plate 110 ensures bonding strength, wherein the marginal position in outermost filler hole 111 is corresponding to it
The marginal position of battery 200.
Similarly, filler hole 111 corresponding to the intersection of adjacent cell 200 and can correspond to battery on side plate 110
Position of the side in addition to intersection is distributed, and be can refer to above two mode and is carried out any form of combination, a variety of to meet
Adhesive strength requirement.For example, in the same battery modules, electricity adjacent in a portion battery 200 is corresponded in side plate 110
The position setting filler hole 111 of the intersection in pond 200, corresponding another part battery 200 are arranged at the position in addition to intersection
The intersection in filler hole 111, this percentage of batteries 200 is blocked by side plate 110.
Further, the side wall in filler hole 111 can be vertical with the side of battery 200, easy to process, ensures filler hole
111 with the pulling force on the direction parallel with side plate 110 or pressure are subjected only on the contact surface of bonded adhesives, do not generate and side plate 110
Component on vertical direction, and be filled up completely in filler hole 111 convenient for bonded adhesives 300, it does not interspace；Filler hole 111
Side wall can also be in an angle of inclination with the side of battery 200.
Further, filler hole 111 could be provided as the strip through-hole of the short transverse extension along battery 200, along battery
The through-hole of strip through-hole, circular through hole, square through hole or irregular shape that 200 thickness direction extends, the technology of this field
Personnel can reasonably be designed as needed.
In one embodiment, filler hole 111 is strip through-hole, and filler hole 111 extends along the short transverse of battery 200,
And both ends are close to the lateral edges up and down of corresponding battery 200, i.e., the number in the filler hole 111 being arranged in the short transverse of battery 200
Amount is one, and filling more formation of bonded adhesives 300 using the space in the short transverse of battery 200 as far as possible is reliably connected,
The quantity in the filler hole 111 being arranged on the thickness direction of 110 upper edge battery 200 of side plate is multiple, side plate 110 in the present embodiment
On the intersection of filler hole 111 and adjacent cell correspond, the fixation at four inclines is respectively formed to each battery 200, is tied
Structure is simple, easy to process, and connects reliable.
In another embodiment, filler hole 111 is strip through-hole, and filler hole 111 is prolonged along the short transverse of battery 200
It stretches, the quantity in the filler hole 111 being arranged in the short transverse of 110 upper edge battery 200 of side plate is multiple, 110 upper edge battery of side plate
The quantity in the filler hole 111 being arranged on 200 thickness direction is multiple, i.e., is configured with linescan method, sustained height position
The multiple filler holes 111 being arranged are a row, and such structure can reduce the dosage of bonded adhesives 300, increase bonded adhesives 300 and filler
The contact surface in hole 111 increases the adhesive strength of side plate 110 and battery 200, on the other hand, the bonded adhesives 300 in filler hole 111
Multiple convex blocks spaced apart from each other, the buffering of the mounting power in 200 short transverse of shape battery pair are formed along 200 short transverse of battery
With peptizaiton, ensure the reliability that side plate 110 is connect with battery 200, further decreases in battery modules vibration by shearing force
Influence.
Specifically, in adjacent two rows of fillers hole 111, center line of each filler hole 111 along aforementioned height direction overlaps,
Arrange that marshalling is simple in structure, facilitates the implementation of filler technique in straight line along short transverse.
Specifically, in adjacent two rows of fillers hole 111, each filler hole 111 is mutually staggered along the center line of short transverse, i.e., respectively
Filler hole 111 mutually staggers plug hole arrangement in short transverse, can reduce the quantity of the setting of filler hole 111, increases mounting point
The distance between, larger torque is born, such as side plate 110 is bonding with battery 200, when the arrangement using upper and lower face
When mode, reliable fixation could be formed by least needing four angles in 200 side of battery to be respectively provided with filler hole 111, and be used
When the arrangement being staggered, then only need that reliable fixation can be realized in cornerwise two vertex setting filler hole 111.
Further, side plate 110 is plate-like structure, the lower edge of side plate 110 and the bottom surface flush of battery 200,
That is the bottom of side plate 110 does not set flanging, reduce the size of battery modules, energization density.
Further, the thickness (maximum gauge) for the bonded adhesives 300 filled in filler hole 111 is not more than corresponding filler hole
111 depth (minimum-depth), to ensure that, in filler, bonded adhesives 300 is completely accommodated in filler hole 111, is not take up side plate
The space in 110 outsides avoids the size for increasing battery modules.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of battery modules, which is characterized in that including：
Module peripheral frame；
Multiple batteries are set in the module peripheral frame；
The module peripheral frame includes a pair of side plates, and the side plate is equipped with filler hole, and bonded adhesives, institute are filled in the filler hole
State bonded adhesives medial surface and the corresponding battery side bonds connect, the bonded adhesives it is at least part of with it is corresponding
The filler hole upper side wall and/or lower wall contact so that the battery and the side plate mount.
2. battery modules according to claim 1, which is characterized in that it is adjacent described that the side plate corresponds at least two
The intersection of battery is equipped with the filler hole, has at least part to be located at the filler hole on the side of described two batteries respectively
Overlay area within.
3. battery modules according to claim 2, which is characterized in that the filler hole corresponding with the intersection is along institute
The center line for stating the short transverse of battery is overlapped with the boundary line of the intersection.
4. battery modules according to claim 2, which is characterized in that the filler hole corresponding with the intersection is in institute
It is battery support size to state and cover the size of the battery on the thickness direction of battery, and the battery support size is not less than 1mm.
5. battery modules according to claim 1, which is characterized in that the intersection quilt of at least two adjacent batteries
The side plate blocks, and the side plate is corresponding to the portion removed on the side of at least one of two batteries other than the intersection
It is arranged with the filler hole.
6. battery modules according to claim 1, which is characterized in that the filler hole is strip through-hole, and the bar shaped is logical
Hole extends along the short transverse of the battery, and multiple fillers are distributed in the thickness direction of battery described in the side plate upper edge
Hole.
7. battery modules according to claim 6, which is characterized in that short transverse described in the side plate upper edge is distributed with more
Arrange the filler hole, in the adjacent two rows filler hole, centerline collineation of each filler hole along the short transverse.
8. battery modules according to claim 6, which is characterized in that short transverse described in the side plate upper edge is distributed with more
Arrange the filler hole, in the adjacent two rows filler hole, each filler hole is mutually staggered along the center line of short transverse.
9. according to any battery modules of claim 1-8, which is characterized in that the side plate is plate-like structure, described
The bottom surface flush of the lower edge of side plate and the battery.
10. according to any battery modules of claim 1-8, which is characterized in that the bonded adhesives filled in the filler hole
Thickness be not more than the corresponding filler hole depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676776.9U CN208062141U (en) | 2018-05-08 | 2018-05-08 | Battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820676776.9U CN208062141U (en) | 2018-05-08 | 2018-05-08 | Battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208062141U true CN208062141U (en) | 2018-11-06 |
Family
ID=63981987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820676776.9U Active CN208062141U (en) | 2018-05-08 | 2018-05-08 | Battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208062141U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331991A (en) * | 2019-09-27 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, vehicle, and method for assembling battery module |
| CN113441362A (en) * | 2020-03-27 | 2021-09-28 | 比亚迪股份有限公司 | Gluing mold and bonding method |
| WO2022133848A1 (en) * | 2020-12-24 | 2022-06-30 | 东莞新能安科技有限公司 | Battery pack and unmanned aerial vehicle |
-
2018
- 2018-05-08 CN CN201820676776.9U patent/CN208062141U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331991A (en) * | 2019-09-27 | 2021-02-05 | 宁德时代新能源科技股份有限公司 | Battery module, battery pack, vehicle, and method for assembling battery module |
| CN113441362A (en) * | 2020-03-27 | 2021-09-28 | 比亚迪股份有限公司 | Gluing mold and bonding method |
| WO2022133848A1 (en) * | 2020-12-24 | 2022-06-30 | 东莞新能安科技有限公司 | Battery pack and unmanned aerial vehicle |
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