CN206003847U - A kind of lithium ion soft-package battery elemental metals structure - Google Patents
A kind of lithium ion soft-package battery elemental metals structure Download PDFInfo
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- CN206003847U CN206003847U CN201621042024.4U CN201621042024U CN206003847U CN 206003847 U CN206003847 U CN 206003847U CN 201621042024 U CN201621042024 U CN 201621042024U CN 206003847 U CN206003847 U CN 206003847U
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- pack cell
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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 discloses a kind of lithium ion soft-package battery elemental metals structure, including battery cell, described battery cell is made up of soft pack cell, dispensing foam, metal shell and battery cover, soft pack cell includes the first soft pack cell and the second soft pack cell, and dispensing foam is assembled between the first soft pack cell and the second soft pack cell；Described soft pack cell and dispensing foam integral type are entrenched on the inwall of metal shell, and the upper end of metal shell, soft pack cell and dispensing foam is sealed also by battery cover, and battery cover fixation is fastened on the upper end of metal shell；This lithium ion soft-package battery elemental metals structure, has good heat dissipation effect, and solder technology is firm and deformation and expansion process technology, and it is poor to solve existing lithium battery heat-conducting effect well, leads to poor stability, the low problem of service life.
Description
Technical field
This utility model is related to technical field of lithium ion, especially a kind of lithium ion soft-package battery elemental metals knot
Structure.
Background technology
Lithium ion soft pack cell is common lithium battery energy storage unit, in EV battery applications place, it usually needs will
Two soft pack cells are mechanically and electrically, and build battery cell.Battery cell is by lithium-ion electric core effectively connection
A kind of version, provides for battery and effectively connects and firm fixed structure；Battery cell connection in series-parallel is become battery modules,
Series connection improves running voltage raising in parallel energy, and battery modules are the critical pieces in energy storage field, the therefore structure of battery cell
It is particularly important with connected mode.
At present, existing tradition Soft Roll battery cell structure has the following disadvantages：1st, the battery core connected mode in battery cell
Simply, cooling system is not had to design, heat-conducting effect is poor, leads to poor stability, service life is low；2nd, traditional battery core monomer structure
To battery core dilatancy poor compatibility in use；3rd, traditional battery core monomer structure is to battery core in use
Change in location poor compatibility；4th, traditional battery core monomer connects lid pole and cell polar ear using connected modes such as lockings, this kind of
Connected mode not firmly use during because vibration etc. factor can get loose；5th, the traditional structure assembling of the battery cover of battery cell
Complexity, and it is respectively adopted copper aluminium electrode, than weight weight and high cost for new aluminum aluminium electrode；6th, the battery of battery cell
Lid adopts aluminum electrode embedded mode, and mass production easily and assembles simple.
Utility model content
The purpose of this utility model is to provide a kind of lithium ion soft-package battery elemental metals structure, has radiating effect
Good, solder technology is firm and deforms and expansion process technology, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme：A kind of lithium ion soft-package battery elemental metals
Structure, including battery cell, described battery cell is made up of soft pack cell, dispensing foam, metal shell and battery cover；Described soft
Bag battery core includes the first soft pack cell and the second soft pack cell, is respectively provided with the upper end of the first soft pack cell and the second soft pack cell
There is dispensing hole；Described dispensing foam is assembled between the first soft pack cell and the second soft pack cell, and in dispensing foam and first
All scribble heat-conducting glue on the end face of soft pack cell and the second soft pack cell junction to be fixed；Described metal shell is set to open
Mouth formula structure, soft pack cell and dispensing foam integral type are entrenched on the inwall of metal shell, and the inner surface in installation place applies
Heat-conducting glue is had to be fixed；The upper end of described metal shell, soft pack cell and dispensing foam is sealed also by battery cover, electricity
Chi Gai fixation is fastened on the upper end of metal shell.
As further program of the utility model：Described metal shell is made using black aluminum metal material.
As further program of the utility model：Parallel connection is taken between described first soft pack cell and the second soft pack cell
Connect.
As further program of the utility model：Plastic cement is adopted between described battery cover and soft pack cell and metal shell
Aluminium electrode embedded design structure, and welded using ultrasound wave between the electrode of soft pack cell and battery cover.
As further program of the utility model：The lug of described first soft pack cell and the second soft pack cell is respectively provided with
For bending structure.
Compared with prior art, this utility model beneficial effect：
1st, this lithium ion soft-package battery elemental metals structure, by the point of setting between the soft pack cell in battery cell
Calymma cotton structure, is that soft pack cell bulge reserves to battery cell medial expansion space.
2nd, this lithium ion soft-package battery elemental metals structure, by the metal shell knot being passivated in battery cell outer surface
Bondd by heat-conducting glue between each parts in structure and battery cell, be conducive to the heat that soft pack cell in work process is produced
Derive, and, battery cover adopts plastic cement aluminium electrode to embed design, and design of part is simple, and can effectively meet soft pack cell electrode
The demand of the ultrasonic bonding and battery cover between.
3rd, this lithium ion soft-package battery elemental metals structure, the bending structure of soft pack cell lug in battery cell, to soft
The change in location redeeming that various motion collisions in use environment for the bag battery core produce, eliminates soft pack cell and battery cover
The risk that the electrical connection that relative motion is brought gets loose.
4th, this lithium ion soft-package battery elemental metals structure, increases on the soft pack cell lug of the parallel connection in battery cell
Dispensing hole, has been connected booster action to cell polar ear with battery cover by a structure glue, and, plastic cement aluminum aluminium electrode embeds and sets
Meter, relatively conventional copper aluminium electrode design mitigates the weight of monomer, reduces cost significantly.
Brief description
Fig. 1 is explosive view of the present utility model；
Fig. 2 is overall structure diagram of the present utility model；
Fig. 3 is side sectional view of the present utility model；
Fig. 4 is B portion of the present utility model schematic enlarged-scale view.
In figure：1- battery cell；2- soft pack cell；21- first soft pack cell；22- second soft pack cell；23- dispensing hole；
3- dispensing foam；4- metal shell；5- battery cover；6- heat-conducting glue.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-4, in this utility model embodiment, a kind of lithium ion soft-package battery elemental metals structure, including electricity
Pond monomer 1, battery cell 1 is made up of soft pack cell 2, dispensing foam 3, metal shell 4 and battery cover 5, and soft pack cell 2 includes
One soft pack cell 21 and the second soft pack cell 22, take between the first soft pack cell 21 and the second soft pack cell 22 and are connected in parallel,
It is provided with dispensing hole 23 in the upper end of the first soft pack cell 21 and the second soft pack cell 22, tied by the dispensing hole 23 of setting
Structure, is put structure glue so that the part connection within battery cell 1 is more firm；It is soft that dispensing foam 3 is assembled in first
Between bag battery core 21 and the second soft pack cell 22, by dispensing foam between the first soft pack cell 21 and the second soft pack cell 22
3 structure design, is that soft pack cell 2 bulge reserves to battery cell 1 medial expansion space, solves existing lithium electricity well
The problem of pond dilatancy poor compatibility；In dispensing foam 3 and the first soft pack cell 21 and the second soft pack cell 22 junction
Heat-conducting glue 6 is all scribbled on end face fixed, heat-conducting glue 6 is set to scattered strip structure；Metal shell 4 is set to uncovered
Formula structure, and the surface of metal shell 4 processed using passivation technology, to 1 fixation of battery cell and supporting role；Soft Roll
Battery core 2 and dispensing foam 3 integral type are entrenched on the inwall of metal shell 4, and the inner surface in installation place scribbles heat-conducting glue 6 and adds
With fixation, metal shell 4 is made using black aluminum metal material, is all connected by heat-conducting glue 6, more have and each parts between
Conduction beneficial to soft pack cell in actual moving process 2 heat；The upper end of metal shell 4, soft pack cell 2 and dispensing foam 3 is also
Sealed by battery cover 5, battery cover 5 fixation is fastened on the upper end of metal shell 4；Battery cover 5 and soft pack cell 2 and metal
Adopt plastic cement aluminum moulding electrode embedded design structure between shell 4, its design of part is simple, and can effectively meet Soft Roll electricity
The demand of the ultrasonic bonding between core 2 electrode and battery cover 5 is so that adopt super between the electrode of soft pack cell 2 and battery cover 5
Sound wave is welded, and compares the connected mode of existing copper aluminum, and plastic cement aluminum aluminium electrode embeds the weight that design significantly reduces monomer
Amount, reduces cost；The lug of the first soft pack cell 21 and the second soft pack cell 22 is also disposed as bending structure so that battery list
The change in location redeeming that various motion collisions in use environment for the body 1 produce, eliminates soft pack cell 2 and battery cover 5
The risk that the electrical connection that relative motion is brought gets loose.
In sum：This lithium ion soft-package battery elemental metals structure, by the soft pack cell 2 in battery cell 1 it
Between setting dispensing foam 3 structure, be that soft pack cell 2 bulge reserves to battery cell 1 medial expansion space；Battery cell 1
Bondd by heat-conducting glue 6 between each parts in metal shell 4 structure of surface passivation in outside and battery cell 1, be conducive to
The heat derives that soft pack cell in work process 2 is produced；And, battery cover 5 adopts plastic cement aluminium electrode to embed design, and part is tied
Structure is simple, and can effectively meet the demand of the ultrasonic bonding between soft pack cell 2 electrode and battery cover 5；Soft in battery cell 1
The bending structure of bag battery core 2 lug, the change in location that various motion collisions in use environment for the soft pack cell 2 are produced plays benefit
Repay effect, eliminate soft pack cell 2 and risk that electrical connection that battery cover 5 relative motion is brought gets loose；In battery cell 1
Dispensing hole 23 is increased on soft pack cell 2 lug in parallel, reinforcement has been connected by a structure glue to cell polar ear with battery cover 5 and has made
With, and, plastic cement aluminum aluminium electrode embeds design, and relatively conventional copper aluminium electrode design significantly mitigates the weight of monomer, reduces into
This.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that the containing of equivalency that will fall in claim
All changes in justice and scope are included in this utility model.Any reference in claim should not be considered as limiting
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (5)
1. a kind of lithium ion soft-package battery elemental metals structure, including battery cell (1) it is characterised in that：Described battery cell
(1) it is made up of soft pack cell (2), dispensing foam (3), metal shell (4) and battery cover (5)；Described soft pack cell (2) includes the
One soft pack cell (21) and the second soft pack cell (22), equal in the upper end of the first soft pack cell (21) and the second soft pack cell (22)
It is provided with dispensing hole (23)；Described dispensing foam (3) is assembled between the first soft pack cell (21) and the second soft pack cell (22),
And all scribble heat-conducting glue on dispensing foam (3) with the end face of the first soft pack cell (21) and the second soft pack cell (22) junction
(6) fixed；Described metal shell (4) is set to opened type structure, and soft pack cell (2) and dispensing foam (3) integral type are embedding
It is combined on the inwall of metal shell (4), and the inner surface in installation place scribbles heat-conducting glue (6) and fixed；Described metal shell
(4), the upper end of soft pack cell (2) and dispensing foam (3) is sealed also by battery cover (5), and battery cover (5) fixation is fastened on
The upper end of metal shell (4).
2. a kind of lithium ion soft-package battery elemental metals structure according to claim 1 it is characterised in that：Outside described metal
Shell (4) is made using black aluminum metal material.
3. a kind of lithium ion soft-package battery elemental metals structure according to claim 1 it is characterised in that：Described first is soft
Take between bag battery core (21) and the second soft pack cell (22) and be connected in parallel.
4. a kind of lithium ion soft-package battery elemental metals structure according to claim 1 it is characterised in that：Described battery cover
(5) adopt plastic cement aluminium electrode embedded design structure and soft pack cell (2) and metal shell (4) between, and soft pack cell (2)
Welded using ultrasound wave between electrode and battery cover (5).
5. a kind of lithium ion soft-package battery elemental metals structure according to claim 1 it is characterised in that：Described first is soft
The lug of bag battery core (21) and the second soft pack cell (22) is disposed as bending structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042024.4U CN206003847U (en) | 2016-09-06 | 2016-09-06 | A kind of lithium ion soft-package battery elemental metals structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042024.4U CN206003847U (en) | 2016-09-06 | 2016-09-06 | A kind of lithium ion soft-package battery elemental metals structure |
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| CN206003847U true CN206003847U (en) | 2017-03-08 |
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| CN201621042024.4U Active CN206003847U (en) | 2016-09-06 | 2016-09-06 | A kind of lithium ion soft-package battery elemental metals structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959041A (en) * | 2017-11-27 | 2018-04-24 | 桑顿新能源科技有限公司 | A kind of small module of soft pack cell and its grouping method |
| CN108011060A (en) * | 2017-11-29 | 2018-05-08 | 北斗航天汽车（北京）有限公司 | Battery modules and automobile |
| CN109192916A (en) * | 2018-09-14 | 2019-01-11 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft-package battery mould group |
| CN111477966A (en) * | 2019-01-23 | 2020-07-31 | 北京小米移动软件有限公司 | Terminal battery protection board, terminal battery and terminal |
-
2016
- 2016-09-06 CN CN201621042024.4U patent/CN206003847U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959041A (en) * | 2017-11-27 | 2018-04-24 | 桑顿新能源科技有限公司 | A kind of small module of soft pack cell and its grouping method |
| CN108011060A (en) * | 2017-11-29 | 2018-05-08 | 北斗航天汽车（北京）有限公司 | Battery modules and automobile |
| CN109192916A (en) * | 2018-09-14 | 2019-01-11 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft-package battery mould group |
| CN109192916B (en) * | 2018-09-14 | 2024-02-02 | 骆驼集团武汉光谷研发中心有限公司 | Universal soft package battery module |
| CN111477966A (en) * | 2019-01-23 | 2020-07-31 | 北京小米移动软件有限公司 | Terminal battery protection board, terminal battery and terminal |
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| GR01 | Patent grant |