CN109256506A - A kind of battery modules - Google Patents
A kind of battery modules Download PDFInfo
- Publication number
- CN109256506A CN109256506A CN201811238105.5A CN201811238105A CN109256506A CN 109256506 A CN109256506 A CN 109256506A CN 201811238105 A CN201811238105 A CN 201811238105A CN 109256506 A CN109256506 A CN 109256506A
- Authority
- CN
- China
- Prior art keywords
- connecting hole
- battery modules
- holder
- holders
- connector
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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 present invention provides a kind of battery modules, including foreboard, back plate and the multiple battery cores being maintained between front and rear panels, it is characterized in that, the front and rear panels are formed by multiple holders by the way that connector is detachably connected respectively, wherein there are around each holder multiple connecting holes, each connecting hole adjacent to holder edge setting but with the edge interval, connecting hole at the neighboring edge of adjacent holder is opposite and constitutes a connecting hole pair, the both ends of every a connection piece are arranged in a connecting hole of two adjacent holders internally to which two adjacent holders link together respectively.
Description
Technical field
The present invention relates to new energy battery technology field more particularly to a kind of battery modules for electric tool.
Background technique
Electric bicycle/electric car (hereinafter referred to as electric tool) in the market requires to use battery, battery modules
Groups of progress determine a part of electric tool progress.
It is well known that cylindrical lithium battery is the most mature in technique, the consistency of battery core is best, empty for different batteries
Between need different battery core arrangement modes.But cell shapes also include rectangular cell and soft-package battery, due to space and ruler
Very little to require to consider, existing group technology can not adapt to its excessive gauge size.Wherein for placing battery core in car body
Space is limited, places battery core in order to which the energy density of vehicle is interior in a limited space, needs baby battery mould group lesser to adapt to
Installation space increases the energy density and competitiveness of vehicle.Rectangular cell is simple in groups in the market, and soft-package battery is more multiple in groups
It is miscellaneous, but there is small size installation space to be difficult to applicable problem, this in groups the problem of in carriage type or repacking vehicle body
Now it is especially apparent.
On the other hand known that the groups of technology of cylindrical lithium battery is used in small size installation space, but the prior art exists
It is extremely inconvenient in operating in groups, and lead to the difficult of its after-sales service or maintenance.
Summary of the invention
The object of the present invention is to provide one kind to be convenient for groups of battery modules.
A kind of battery modules exist including foreboard, back plate and the multiple battery cores being maintained between front and rear panels, feature
In the front and rear panels are formed by multiple holders by the way that connector is detachably connected respectively, wherein each holding
Around part have multiple connecting holes, each connecting hole adjacent to holder edge setting but with the edge interval, it is adjacent
Holder neighboring edge at connecting hole it is opposite and constitute a connecting hole pair, the both ends of every a connection piece are arranged in phase respectively
One connecting hole of two adjacent holders is internally to link together two adjacent holders.
Preferably, the holder is additionally provided with a short slot adjacent to the side of holder respective edges in the connecting hole,
The short slot is extended to from the middle part of the connecting hole through holder respective edges, and each connecting hole is lacked to via corresponding
Slot is connected.
Preferably, each connecting hole and corresponding short slot collectively form T shape.
Preferably, the connector includes two heads and the neck being connected between two heads, the both ends portion difference
It is arranged in two connecting holes of a connecting hole pair.
Preferably, the connector is in H-type.
Preferably, the connector cross sectional shape is in a strip shape, round or polygon.
Preferably for every a connection piece, on the direction transverse to the connection direction on two heads, the width of the neck
Less than the width on the head.
Preferably, the connector is additionally provided with stop edge in the side on two heads, and the backstop originates from corresponding heads
Edge extends, and two stop edge is located at the same side of the connector.
Preferably, multiple holders in foreboard are opposite one by one with multiple holders in back plate respectively, two opposite guarantors
Gripping member is for fixed one or more battery cores in wherein.
It preferably, further include a fixing piece, the fixing piece is connected between two opposite holders of front and rear panels, institute
It states fixing piece and is cooperatively formed with the connecting hole of two holders and is connect.
Preferably, the multiple holder shape is identical, and the multiple connector shape is identical.
Battery modules of the invention have the advantage that 1, are simple and practical, and basic mould group only has 3 kinds of accessories, i.e. holder,
Connector and fixing piece；2, at low cost, unified spare and accessory parts can be processed by plastic mould and aluminum profile, it is high-efficient；3, maintenance and
Recycling property is strong, and the mould group produced in the past is difficult recombinant again, and mould group of the invention can the form of basic mould group can
To realize recycling and reusing, reconfigure.
Detailed description of the invention
Fig. 1 is the perspective view of one preferred embodiment of battery modules of the invention.
Fig. 2 is the plan view of battery modules shown in Fig. 1.
Fig. 3 a is the perspective view of a holder of the front or rear panel of battery modules shown in Fig. 1.
Fig. 3 b is the main view of holder shown in Fig. 3 a, and Fig. 3 c is the left view of holder shown in Fig. 3 a, and Fig. 3 d is Fig. 3 a
The top view of shown holder, Fig. 3 e are the right views of holder shown in Fig. 3 a, and Fig. 3 f is the rearview of holder shown in Fig. 3 a.
Fig. 4 is the perspective view of the connector of battery modules shown in Fig. 1.
Fig. 5 a is the sectional view of connector shown in Fig. 4.
Fig. 5 b-5c show the sectional view of the connector of the different embodiments of battery modules according to the present invention.
Fig. 6 is the perspective view of the fixing piece of battery modules shown in Fig. 1.
Fig. 7 a is the sectional view of fixing piece shown in Fig. 6.
Fig. 7 b-7c show the sectional view of the fixing piece of the different embodiments of battery modules according to the present invention.
Specific embodiment
It next will be in conjunction with attached drawing, detailed description of the present invention example.Same or similar element is with identical in attached drawing
Label indicates.However, the present invention is not limited to described embodiments, but equally the range including independent claims it
The variation of interior described example aspects and the combination of various example aspects.
Fig. 1 is the perspective view of one preferred embodiment of battery modules of the invention, and battery modules 100 include foreboard 10, back plate
20, the fixing piece 4 for connecting and fixing foreboard 10 and back plate 20, and be set to several between foreboard 10 and back plate 20
Battery core 1.Foreboard 10 and back plate 20 are formed by multiple holders 2 by the way that connector 3 is detachably connected respectively, wherein each holding
There are multiple connecting holes 21, each connecting hole 21 is adjacent to the setting of the edge of holder 2 but between the edge around part 2
Every the connecting hole 21 at the neighboring edge of adjacent holder 2 is opposite and constitutes a connecting hole pair, the both ends of every a connection piece 3
It is arranged in a connecting hole of two adjacent holders 2 respectively internally to which two adjacent holders 2 link together.It is preferred that
Ground, the multiple 2 shape of holder is identical, and the multiple 3 shape and structure of connector is also identical.Therefore, all holders 2 can be by
Same mold is fabricated, and all connectors 3 can also be fabricated with same mold, can so be greatly reduced manufacturing cost and
Production cycle.As shown in Figure 1, foreboard 10 and back plate 20 are formed by connecting by 4 holders 2 respectively, in other realities in the present embodiment
It applies in example, only needs the quantity for increasing or decreasing holder according to actual needs, can realize extension or reduce the energy of battery modules
Amount realizes matching actual installation space and energy requirement, adaptable and flexible and easy to operate.
Simultaneously referring to Fig.2,3a-3f, it is preferable that holder 2 connecting hole 21 adjacent to the side of 2 respective edges of holder also
It is provided with a short slot 22, short slot 22 is extended to from the middle part of connecting hole 21 through 2 respective edges of holder, 21 pairs of each connecting hole warps
It is connected by corresponding short slot 22.In the present embodiment, each connecting hole 21 and corresponding short slot 22 collectively form T shape, often
One connecting hole collectively forms H-shaped to by corresponding short slot 22.
Multiple holders 2 in foreboard 10 are corresponded with multiple holders 2 in back plate 20 respectively, in the present embodiment,
One or more battery cores are fixed in two opposite holders 2 in foreboard 10 and back plate 20.Holder 2 is in tabular, is inside set
There is the one or more and matched through-hole of 1 shape of battery core, the both ends of battery core 1 are individually fixed in the guarantor corresponding with back plate of foreboard 10
In gripping member 2, electrode is exposed to outer by the through-hole of holder 2.In the present embodiment, battery core 1 is in cylindrical shape, and holder 2 has
There are multiple corresponding circular through holes, in order to keep battery module structure more compact, it is preferable that the distance between through-hole in holder
Minimum, i.e., it is tangent between adjacent through-holes.In the present embodiment, for the convenience of processing, it is interconnected between through-hole by fluting.
Empty design is cut in the inside of holder 2 can increase the elasticity of material, and battery core 1 and holder 2 can be formed by press-fit to be connected
It connects, the installation of mould group operates conveniently, and assembly efficiency is high.
In other embodiments, the through-hole of holder 2 can also be designed as other shapes according to the different shape of battery core 1,
It is such as rectangle or square.
In the present embodiment, Fig. 2 shows foreboards 10 inlays combination by multiple H-type connectors 3 by 4 holders 2
At.For holder 2 in the present embodiment in such a way that 1 goes here and there 3 simultaneously, i.e., each holder 2 simultaneously has 3 battery cores.But guarantor of the invention
Gripping member 2 is not limited only to 1 string 3 simultaneously, in other embodiments, 1 string 2 simultaneously -50 and be also preferred.
Present embodiment illustrates rectangular holders 2, it will be appreciated by a person skilled in the art that the shape of the holder 2
Shape can modify as needed, such as may be set to be triangle or polygon etc..
As shown in Fig. 3 d-3e, the connecting hole 21 and short slot 22 run through holder 2 in the thickness direction of holder 2.Figure
3e also shows multiple baffles 23 at the back side for being installed on holder 2, baffle 23 be it is generally square, be set to each round logical
Around hole, for fixing battery core 1.
With reference to Fig. 4, connector 3 includes two heads 31 and the neck 32 being connected between two heads 31, wherein two heads
In 31 two connecting holes 21 for the connecting hole pair for being arranged in adjacent holder 2.It is in H that connector 3 is whole in the present embodiment
Type.
For every a connection piece 3, on the direction transverse to the connection direction on two heads 31, the width of neck 32 is less than head
The width in portion 31.In the present embodiment, the side on 3 head of connector is additionally provided with stop edge 33, and the stop edge 33 is from corresponding head
The edge in portion extends, and two stop edges 33 are in the same side of connector.
Adjacent holder 2 is connected and fixed by connector 3, and therefore, the structural strength of battery modules can be according to connector 3
Quantity determine.
With reference to Fig. 5 a-5c, in other embodiments, connector 3 can also not have stop edge 33 (as shown in Figure 5 a).Even
It, can be with rounded (as shown in Figure 5 b) other than 31 cross sectional shape of head of fitting 3 strip (rectangle) shown in Fig. 4 and Fig. 5 a
Or polygon (as shown in Figure 5 c).According to the difference of the shape of connector, the connecting hole 21 of holder 2 and the shape of short slot 22
Change therewith.
With reference to Fig. 1, Fig. 6 and Fig. 7 a, in the present embodiment, the length of fixing piece 4 is approximately greater than foreboard 10 and back plate
The distance between 20.Fixing piece 4 includes a clamping part 42 and the fixed part 41 that setting is protruded outward from the side of clamping part 42.This
In embodiment, fixing piece 4 has multiple fixed parts 41, a through-hole is equipped in each fixed part 41, suitable for further using riveting
Nail or screw fixed module.In the present embodiment, the elongated plate of clamping part 42, section forms and is rectangle.Fixed part 41
Extend from the middle part of surface thereof along the direction perpendicular to the clamping part 42.
Simultaneously refering to Fig. 7 b and 7c.The cross sectional shape of the clamping part 42 of fixing piece 4 can be also round (see Fig. 7 b), triangle
(see Fig. 7 c) or polygon, but it is not limited to these shapes.On the one hand fixing piece 4 reinforces fixed holder 2 and battery core 1, another party
Play the fixed effect of entire battery modules in face.Further, it is also possible to wrap up pyrocondensation PVC film in battery modules outer surface to guarantee it
Integral strength.
The present invention inlays adjacent holder using connector, thus multiple individual holders are unified in groups, group
Mould group required for synthesizing.Mould group made of the interlocking of H-type holder, is locked and fixed module in the way of inserts.In this way, root
The quantity of holder and battery core is extended or reduced according to the energy requirement of installation requirements and application environment, to match actual demand.
In battery modules of the invention, used basic accessory be it is identical, the fixation of mould group has general accessory,
It thus only needs using one or more of relatively-stationary plastic moulds.Conventionally, as type of modules excessively can not
Standardized production.By means of the present invention, standard modular production is achieved.Also, using method of the invention to electricity
Chi Mo group carries out in groups, being conducive to dismantling in maintenance.
Although the present invention is set forth and has been illustrated in attached drawing and above description, these illustrate and
Illustrate characteristically to should be considered as illustrative rather than restrictive, it should be appreciated that shown or described embodiment is only
It is as an example, and the range that does not limit the invention in any way.It is understood that any feature described herein
It can be used together with any embodiment.The embodiment illustrated is not necessarily mutually exclusive, and does not also repel other that do not address herein
Embodiment.Correspondingly, the present invention also provides the embodiments including one or more combinations in above-described embodiment.This is not being departed from
Under conditions of the spirit and scope of invention, can also invention described in this paper be modified and be changed.It therefore, should only root
Limitation is implemented to the present invention according to as indicated by appended claims.
Claims (11)
1. a kind of battery modules, including foreboard, back plate and the multiple battery cores being maintained between front and rear panels, which is characterized in that
The front and rear panels are formed by multiple holders by the way that connector is detachably connected respectively, wherein each holder week
Enclose with multiple connecting holes, each connecting hole adjacent to the setting of the edge of holder but with the edge interval, adjacent guarantor
Connecting hole at the neighboring edge of gripping member is opposite and constitutes a connecting hole pair, and the both ends of every a connection piece are arranged in adjacent respectively
One connecting hole of two holders is internally to link together two adjacent holders.
2. battery modules according to claim 1, which is characterized in that the holder is in the connecting hole adjacent to holder
The side of respective edges is additionally provided with a short slot, and the short slot is extended to from the middle part of the connecting hole through holder corresponding edge
Edge, each connecting hole are connected to via corresponding short slot.
3. battery modules according to claim 2, which is characterized in that each connecting hole and the common structure of corresponding short slot
It is at T-shaped.
4. battery modules according to claim 1, which is characterized in that the connector includes two heads and is connected to both ends
A neck between portion, the both ends portion are arranged in respectively in two connecting holes of a connecting hole pair.
5. battery modules according to claim 4, which is characterized in that the connector is in H-type.
6. battery modules according to claim 5, which is characterized in that the connector cross sectional shape is in a strip shape, it is round or
Polygon.
7. according to battery modules described in claim 4 to 6 any one, which is characterized in that for every a connection piece, in transverse direction
In on the direction in the connection direction on two heads, the width of the neck is less than the width on the head.
8. battery modules according to claim 6, which is characterized in that the connector is additionally provided in the side on two heads
Stop edge, the edge that the backstop originates from corresponding heads extend, and two stop edge is located at the same side of the connector.
9. battery modules according to claim 1, which is characterized in that multiple holders in foreboard are respectively and in back plate
Multiple holders are opposite one by one, and two opposite holders are for fixed one or more battery cores in wherein.
10. battery modules according to claim 9, which is characterized in that further include a fixing piece, the fixing piece is connected to
Between two opposite holders of front and rear panels, the fixing piece is cooperatively formed with the connecting hole of two holders and is connect.
11. battery modules according to claim 1, which is characterized in that the multiple holder shape is identical, the multiple
Connector shape is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238105.5A CN109256506B (en) | 2018-10-23 | 2018-10-23 | Battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811238105.5A CN109256506B (en) | 2018-10-23 | 2018-10-23 | Battery module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109256506A true CN109256506A (en) | 2019-01-22 |
| CN109256506B CN109256506B (en) | 2023-12-08 |
Family
ID=65046532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811238105.5A Active CN109256506B (en) | 2018-10-23 | 2018-10-23 | Battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109256506B (en) |
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| CN206194822U (en) * | 2016-11-16 | 2017-05-24 | 山东精工电子科技有限公司 | Cylinder battery holder of solid matter |
| CN107240651A (en) * | 2016-03-27 | 2017-10-10 | 深圳市沃特玛电池有限公司 | The battery modules of electric automobile |
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| CN207818669U (en) * | 2017-12-21 | 2018-09-04 | 宁德时代新能源科技股份有限公司 | Peripheral frame and battery modules |
| CN108520928A (en) * | 2018-05-03 | 2018-09-11 | 常州普莱德新能源电池科技有限公司 | A kind of electric automobile power battery module and electric vehicle |
| CN209000976U (en) * | 2018-10-23 | 2019-06-18 | 广东电将军能源有限公司 | A kind of battery modules |
-
2018
- 2018-10-23 CN CN201811238105.5A patent/CN109256506B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050100783A1 (en) * | 2003-10-14 | 2005-05-12 | Ro Jong Y. | Cartridge-type lithium ion polymer battery pack |
| JP2011049014A (en) * | 2009-08-26 | 2011-03-10 | Sanyo Electric Co Ltd | Battery pack of waterproof structure |
| US20160036102A1 (en) * | 2013-03-28 | 2016-02-04 | Hitachi Automotive Systems, Ltd. | Battery Module |
| US20140322581A1 (en) * | 2013-04-25 | 2014-10-30 | Lisa Dräxlmaier GmbH | Cell block with cell fixation for a battery and method of assembling a cell block |
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| CN107240651A (en) * | 2016-03-27 | 2017-10-10 | 深圳市沃特玛电池有限公司 | The battery modules of electric automobile |
| CN206194822U (en) * | 2016-11-16 | 2017-05-24 | 山东精工电子科技有限公司 | Cylinder battery holder of solid matter |
| CN107732063A (en) * | 2017-09-29 | 2018-02-23 | 江苏银基烯碳能源科技有限公司 | A kind of detachable battery module |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109256506B (en) | 2023-12-08 |
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