CN208570713U - A kind of square electric core model group - Google Patents
A kind of square electric core model group Download PDFInfo
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- CN208570713U CN208570713U CN201820993431.6U CN201820993431U CN208570713U CN 208570713 U CN208570713 U CN 208570713U CN 201820993431 U CN201820993431 U CN 201820993431U CN 208570713 U CN208570713 U CN 208570713U
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- battery core
- bracket
- upper bracket
- square electric
- model group
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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
The utility model relates to a kind of square electric core model groups comprising several battery core modules and connection sheet pass through the connection sheet between several described battery core modules and realize electrical connection；The battery core module includes bracket and the battery core that is arranged in the bracket；Be equipped on four side surfaces of the bracket can mutually matched buckle structure, mutually snapped connection by the buckle structure on the bracket between adjacent battery core module.The square electric core model group of the utility model, four side surfaces of bracket are all made of the structures to form mode of buckle-type in battery core module, such structure design can satisfy the requirement of the odd even of any amount battery core, series/parallel connection, greatly improve the groups of versatility of mould group and flexibility, the convenient demand item for being applied to different scenes, and facilitate the assembling of production scene, improve production efficiency.
Description
Technical field
The utility model relates to energy-storage lithium battery technical fields, more specifically to a kind of square electric core model group.
Background technique
With the continuous development of social progress and science and technology, the various aspects of performance of battery core mould group is required also continuous
It improves.Traditional battery modules based on the design of rectangular aluminum hull battery core are often directed to some project and are designed, single
Property it is stronger, can not flexibly be common to different projects, and exist fabricate at high cost, inefficiency, energy density it is low,
The defects of structure is complicated and deficiency.Therefore, how the demands such as many and diverse, irregular for current energy storage market project, design one
The structurally reasonable battery core modular structure of kind, makes it have flexible versatility, can adapt to different mould group odd evens, series/parallel
The demand of connection so that entire assembly has very high efficiency, and has higher energy density and lower processing and manufacturing
Cost, this is those skilled in the art's problem to be solved.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of improved
Square electric core model group.
The technical scheme adopted by the utility model to solve the technical problem is as follows: constructing a kind of square electric core model group, wrap
Several battery core modules and connection sheet are included, is realized and is electrically connected by the connection sheet between several described battery core modules；Institute
State the battery core that battery core module includes bracket and is arranged in the bracket；Being equipped on four side surfaces of the bracket can
Mutually matched buckle structure is mutually snapped connection by the buckle structure on the bracket between adjacent battery core module.
In some embodiments, the bracket includes upper bracket and lower bracket, on the upper bracket and the lower bracket
Equipped with accommodating cavity compatible with the battery core, the battery core is inserted into the accommodating cavity；Offered on the upper bracket with
The pole column hole that the pole of the battery core matches.
In some embodiments, is equipped on the side surface and its another adjacent side surface of the upper bracket
One buckles, and the first card slot that can be matched with first buckle is equipped on other two side surface of the upper bracket；
It is equipped with the second buckle on the side surface and its another adjacent side surface of the lower bracket, the lower bracket is in addition
The second card slot that can be matched with second buckle is equipped on two side surfaces.
It in some embodiments, further include the acquisition harness being connect with battery core, the upper bracket, which is equipped with, supplies the acquisition
The cabling card slot of harness cabling.
In some embodiments, the acquisition harness includes voltage acquisition line and temperature acquisition line, is set on the upper bracket
There is the hole temperature acquisition NTC.
In some embodiments, the upper bracket is equipped with the positioning column for being positioned to connection sheet, the positioning
Column is arranged in around the pole column hole.
In some embodiments, laterally and longitudinal all with the gap of 6mm between two neighboring battery core.
In some embodiments, insulation cover plate is additionally provided in the over top of the battery core module.
In some embodiments, the top of the upper bracket be equipped be used to support the insulation cover plate collateral support and/or
Inner support is equipped with the mounting hole for installing the insulation cover plate at the top center of the upper bracket.
It in some embodiments, further include cabinet, case lid and press strip, the case lid and cabinet installation cooperate, institute
Several battery core modules to be stated to be mounted in the cabinet, the insulation cover plate is arranged between the case lid and the upper bracket,
The press strip is arranged between the case lid and the insulation cover plate.
The square electric core model group for implementing the utility model, has the advantages that the square electric core model of the utility model
Group, four side surfaces of bracket are all made of the structures to form mode of buckle-type in battery core module, and such structure design can expire
The odd even of sufficient any amount battery core, series/parallel connection requirement, greatly improve the groups of versatility of mould group and flexibly
Property, the convenient demand item for being applied to different scenes, and facilitate the assembling of production scene, improve production efficiency；And electricity
Core module is after in groups, and since bracket has certain wall thickness, transverse direction and longitudinal direction between two neighboring battery core all have one
Fixed gap, the design of this gap can guarantee the ventilation and heat function of mould group battery core, make battery core generate heat laterally with
Longitudinal direction can be shed by the gap, guarantee that battery core within the scope of the temperature of a safety, improves the recycling of battery core
Service life.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the structural schematic diagram of square electric core model group in some embodiments of the utility model；
Fig. 2 is the structural schematic diagram of battery core module in some embodiments of the utility model；
Fig. 3 is the decomposition texture schematic diagram of battery core module in some embodiments of the utility model；
Fig. 4 is the top view of battery core module in some embodiments of the utility model；
Fig. 5 is enlarged diagram at the A of Fig. 4；
Fig. 6 a is the structural schematic diagram of connection sheet in some embodiments of the utility model；
Fig. 6 b is another structural schematic diagram of connection sheet in some embodiments of the utility model；
Fig. 6 c is the another structural schematic diagram of connection sheet in some embodiments of the utility model；
Fig. 7 is the structural schematic diagram of square electric core model group (with insulation cover plate) in some embodiments of the utility model；
Fig. 8 is the decomposition texture signal of square electric core model group (with cabinet and case lid) in some embodiments of the utility model
Figure.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
As shown in Figure 1, the square electric core model group in a preferred embodiment of the invention include several battery core modules 1 and
Connection sheet 2 realizes serial/parallel electrical connection by connection sheet 2 between several described battery core modules 1.
In conjunction with shown in Fig. 1-5, battery core module 1 includes bracket 11 and the battery core 12 being arranged in bracket 11.Bracket 11
Be equipped on four side surfaces can mutually matched buckle structure, pass through the buckle structure phase between adjacent battery core module 1
Mutually snap connection.
In some embodiments, bracket 11 may include upper bracket 111 and lower bracket 112.Upper bracket 111 and lower bracket 112
On be equipped with accommodating cavity 114 compatible with battery core 12, battery core 12 is inserted into accommodating cavity 114.Pole is offered on upper bracket 111
Post holes 113, to allow the positive and negative anodes pole of battery core 12 that can spill use.
In some embodiments, is equipped on the side surface and its another adjacent side surface of upper bracket 111
One buckles 1111, and the first card that can be matched with the first buckle 1111 is equipped on other two side surface of upper bracket 111
Slot 1112.In some embodiments, second is equipped on the side surface and its another adjacent side surface of lower bracket 112
1121 are buckled, the second card slots that can be matched with the second buckle 1121 are equipped on other two side surface of lower bracket 112
1122.The structure of first buckle 1111 and the second buckle 1121 can be identical, can not also be identical.In implementation as shown in the figure
In example, identical, the substantially as shown in Figure 5 toed-out shape structure of the structure of the first buckle 1111 and the second buckle 1121,
And upper bracket 111 and lower bracket 112 are respectively provided in long side there are three buckle, so that connection is more firm.
The square electric cell mould group is in assembly, first by several lower brackets 112 by being arranged in 112 4 sides of lower bracket
Second buckle 1121 on surface and the second mutually buckle splicing of card slot 1122, are placed on a horizontal plane after the completion of splicing, then
Several required battery cores 12 are sequentially clamped in the accommodating cavity 114 in lower bracket 112, then by several required upper brackets
111 the first buckle 1111 and the first mutually buckle of card slot 1112 by the way that 111 4 side surfaces of upper bracket are arranged in splices, splicing
The top of several battery cores 12 that back-off is assembled to previous step after the completion, in this way several upper brackets 111, lower bracket 112 with
And battery core 12 just constitutes initial battery core module 1.The upper bracket 111 of the utility model, four side surfaces of lower bracket 112 are equal
Using the structures to form mode of buckle-type, such structure design can satisfy odd even, the series/parallel of any amount battery core
The requirement of connection greatly improves the groups of versatility of mould group and flexibility, is conveniently applied to the demand item of different scenes,
And facilitate the assembling of production scene, improve production efficiency.
Battery core module 1 is after in groups, since bracket 11 has certain wall thickness, between two neighboring battery core 12 laterally with
And longitudinal direction all has certain gap, the design of this gap can guarantee the ventilation and heat function of mould group battery core, generate battery core
Heat can laterally and longitudinally shed by the gap, guarantee battery core within the scope of the temperature of a safety, improve
The service life cycle of battery core.Preferably, battery core module 1 in groups after, transverse direction between two neighboring battery core 12 and it is longitudinal all
Gap with 6mm.It is to be appreciated that the size in the gap is not limited to 6mm, it can increase or reduce according to the actual situation
The size in the gap.
The battery core module 1 for connecing previous step after the assembly is completed, is attached the assembly of piece 2 to realize being electrically connected for each battery core 12
It connects.Connection sheet 2 is connect with the positive and negative anodes pole outside battery core, and connection sheet 2 and the connection of battery core pole can be connected through a screw thread
Or welding is to realize.When being provided with threaded hole on battery core pole, connection sheet 2 can be connect by bolt with battery core pole.
In other embodiments, connection sheet 2 can also be welded to connect with battery core pole, at this point, at pole column hole 113 weeks of upper bracket 111
The positioning column 1118 for being also provided with protrusion is enclosed, for the positioning to connection sheet 2.In embodiment as in Figure 2-4,
Four raised positioning columns 1118 are each provided with around the pole column hole 113 of positive and negative anodes, positioning column 1118 can be designed as raised 5mm
Duckpin.In welding, several corresponding connection sheets 2 are snapped on the positioning column 1118 of protrusion and compressed, determine battery core
After electrode array/be connected in parallel is errorless, it is lifted into laser welding machine platform by specific frock clamp clamping, adjusts Laser Welding
The relevant parameter that picks can be welded later.It, both can be effective by designing the positioning column 1118 of protrusion on upper bracket 111
Guarantee connection sheet 2 weld positioning accuracy, while also use fool proof structure design, prevent production install maloperation,
Improve the efficiency of production installation.Further, it is also possible to be used for Laser Welding in the center of upper bracket 111 setting welding anchor point 1117
It connects Mark point to be positioned, path will not deviate when guaranteeing welding, improve welding efficiency.In embodiment as in Figure 2-4
In, open up that there are four round hole locations at the top center of upper bracket 111 as welding anchor point 1117, the circle hole location it is straight
Diameter can be designed as 4mm or so.
Connection sheet 2 can be aluminium row or copper bar, and connection sheet 2 includes mainly the flat-platy base portion connecting with battery core pole,
It can also include the side perpendicular to flat-platy base portion setting, as shown in fig. 6a-6c.The side can be one, can
One end of flat-platy base portion long side to be arranged in as shown in Figure 6 a, or flat-platy base portion can also be set as shown in Figure 6 b
The centre of long side；Or the side may be two, be separately positioned on two short sides of flat-platy base portion, such as scheme
Shown in 6c.
In some embodiments, the acquisition harness 3 that the square electric core model group of the utility model can also be connect with battery core 12.
Acquiring harness 3 may include voltage acquisition line and temperature acquisition line, be respectively used to acquire the voltage and temperature of each battery core.Voltage
Gathering line can be connect with connection sheet 2, in order to acquire the voltage of each battery core.Upper bracket 111 is equipped with the hole temperature acquisition NTC
115, in order to the connection and the temperature of each battery core of acquisition of temperature acquisition line NTC interface.The hole temperature acquisition NTC 115 can be with
For strip-shaped hole, or the hole of the other shapes such as round hole.Preferably, it is also provided on upper bracket 111 for gathering line
The cabling card slot 1116 of 3 cabling of beam.When arrangement acquires harness 3, acquisition harness 3 can be snapped into cabling card slot 1116,
In order to the cabling of harness.Preferably, cabling card slot 1116 is arranged at the long side of upper bracket 111, and close to pole column hole 113
And the hole temperature acquisition NTC 115, to facilitate the acquisition of battery core voltage and temperature.
Further, it is reserved with pole column hole 113 on lower bracket 112, temperature acquisition can also be reserved with as needed
The hole NTC 115.When battery core does not need welding (being not required to laser positioning), requires smaller mould packet size, cost phase can be used
Replace upper bracket 111 organize die-filling group the smaller lower bracket of lower, volume 112, further decrease that assembly fabricates at
This, improves energy density.By this design, since the height dimension of lower bracket 112 is smaller than upper bracket 111, in mould group
The limitation for thering is outer dimension to require, it is desirable that mould packet size will hour as far as possible, so that it may directly using lower bracket instead of upper bracket
To use.
In conjunction with shown in Fig. 2-3, Fig. 7, it is also provided with insulation cover plate 4 in the over top of battery core module 1, in order to right
The top of mould group carries out security protection, prevents maloperation from causing short circuit.Further, at the top center of upper bracket 111 also
Mounting hole 1113 can be designed, in order to install insulation cover plate 4.In some embodiments, mounting hole 1113 can be self tapping
Screw hole location.
In some embodiments, be also provided on upper bracket 11 be used to support insulation cover plate 4 collateral support 1114 and/
Or inner support 1115.The four corners of upper bracket 111 are arranged in collateral support 1114, and inner support 1115 is arranged at upper bracket 111 two
On long side.
As shown in figure 8, the square electric cell mould group can also include cabinet 5 and case lid 6, case lid 6 and the installation of cabinet 5 are matched
It closes, battery core module 1 is mounted in cabinet 5.After the completion of module group assembling, it is installed in cabinet 5 by mounting hanger lifting, is then led to
The plate washer for crossing limit fixes.Cabinet 5 and case lid 6 can be made of Metal plate, can also use other materials
Material is made.Insulation cover plate 4 is arranged between case lid 6 and battery core module 1.In some embodiments, case lid 6 and insulation cover plate 4 it
Between be also provided with press strip 7.In some embodiments, the outside of cabinet 5 is also provided with BMS battery management system 8.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
Above embodiments only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention；It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, above-mentioned technical characterstic can be freely combined, it can be with
Several modifications and improvements are made, these are all within the protection scope of the present invention；Therefore, all with the utility model claims
The equivalents and modification that range is done, should belong to the covering scope of the utility model claims.
Claims (10)
1. a kind of square electric core model group, which is characterized in that described several including several battery core modules (1) and connection sheet (2)
It is realized and is electrically connected by the connection sheet (2) between a battery core module (1)；
The battery core module (1) includes the battery core (12) of bracket (11) and setting in the bracket (11)；
Be equipped on four side surfaces of the bracket (11) can mutually matched buckle structure, adjacent battery core module (1)
Between mutually snapped connection by the buckle structure on the bracket (11).
2. square electric core model group according to claim 1, which is characterized in that the bracket (11) includes upper bracket (111)
With lower bracket (112), it is equipped on the upper bracket (111) and the lower bracket (112) compatible with the battery core (12)
Accommodating cavity (114), the battery core (12) are inserted into the accommodating cavity (114)；Offered on the upper bracket (111) with it is described
The pole column hole (113) that the pole of battery core (12) matches.
3. square electric core model group according to claim 2, which is characterized in that a side surface of the upper bracket (111)
And its first buckle (1111) are equipped on another adjacent side surface, other two side surface of the upper bracket (111)
On be equipped with can be with described first buckle (1111) first card slot (1112) that match；One of the lower bracket (112)
Be equipped with the second buckle (1121) on side surface and its another adjacent side surface, the lower bracket (112) other two
The second card slot (1122) that can be matched with second buckle (1121) is equipped on side surface.
4. square electric core model group according to claim 2, which is characterized in that further include the gathering line being connect with battery core (12)
Beam (3), the upper bracket (111) are equipped with the cabling card slot (1116) for described acquisition harness (3) cabling.
5. square electric core model group according to claim 4, which is characterized in that the acquisition harness (3) includes voltage acquisition
Line and temperature acquisition line, the upper bracket (111) are equipped with the hole temperature acquisition NTC (115).
6. square electric core model group according to claim 2, which is characterized in that the upper bracket (111) be equipped with for pair
The positioning column (1118) that connection sheet (2) is positioned, the positioning column (1118) are arranged around the pole column hole (113).
7. square electric core model group according to claim 1-6, which is characterized in that between two neighboring battery core (12)
Laterally and longitudinal all with the gap of 6mm.
8. according to the described in any item square electric core model groups of claim 2-6, which is characterized in that in the battery core module (1)
Over top is additionally provided with insulation cover plate (4).
9. square electric core model group according to claim 8, which is characterized in that the top of the upper bracket (111), which is equipped with, to be used
In the collateral support (1114) and/or inner support (1115) that support the insulation cover plate (4), the top of the upper bracket (111)
The mounting hole (1113) for installing the insulation cover plate (4) is equipped at the heart.
10. square electric core model group according to claim 8, which is characterized in that further include cabinet (5), case lid (6) and
Press strip (7), the case lid (6) and the cabinet (5) installation cooperation, several described battery core modules (1) are mounted on the cabinet
(5) in, the insulation cover plate (4) is arranged between the case lid (6) and the upper bracket (111), and press strip (7) setting exists
Between the case lid (6) and the insulation cover plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820993431.6U CN208570713U (en) | 2018-06-25 | 2018-06-25 | A kind of square electric core model group |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820993431.6U CN208570713U (en) | 2018-06-25 | 2018-06-25 | A kind of square electric core model group |
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| CN208570713U true CN208570713U (en) | 2019-03-01 |
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| CN201820993431.6U Active CN208570713U (en) | 2018-06-25 | 2018-06-25 | A kind of square electric core model group |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492038A (en) * | 2019-08-23 | 2019-11-22 | 深圳市吉毅创能源科技有限公司 | Battery modules |
| CN110676412A (en) * | 2019-10-29 | 2020-01-10 | 深圳罗马仕科技有限公司 | Mobile power supply |
| CN111864173A (en) * | 2020-07-16 | 2020-10-30 | 深圳市拓湃新能源科技有限公司 | Battery pack welding process |
| WO2021093488A1 (en) * | 2019-11-15 | 2021-05-20 | 宁德时代新能源科技股份有限公司 | Isolation plate, battery module, battery pack, and apparatus |
-
2018
- 2018-06-25 CN CN201820993431.6U patent/CN208570713U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492038A (en) * | 2019-08-23 | 2019-11-22 | 深圳市吉毅创能源科技有限公司 | Battery modules |
| CN110492038B (en) * | 2019-08-23 | 2022-05-06 | 深圳市吉毅创能源科技有限公司 | Battery module |
| CN110676412A (en) * | 2019-10-29 | 2020-01-10 | 深圳罗马仕科技有限公司 | Mobile power supply |
| WO2021093488A1 (en) * | 2019-11-15 | 2021-05-20 | 宁德时代新能源科技股份有限公司 | Isolation plate, battery module, battery pack, and apparatus |
| CN111864173A (en) * | 2020-07-16 | 2020-10-30 | 深圳市拓湃新能源科技有限公司 | Battery pack welding process |
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