CN206505966U - Flexible cavity body structure and battery modules - Google Patents
Flexible cavity body structure and battery modules Download PDFInfo
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- CN206505966U CN206505966U CN201720255163.3U CN201720255163U CN206505966U CN 206505966 U CN206505966 U CN 206505966U CN 201720255163 U CN201720255163 U CN 201720255163U CN 206505966 U CN206505966 U CN 206505966U
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- cell
- body structure
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- cavity body
- cavity
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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 provides a kind of flexible cavity body structure and battery modules.Flexible cavity body structure is applied to include the battery modules of multiple cells, and the flexible cavity body structure includes：The flexible board that can be configured according to battery modules shape, the temperature control material for absorbing the cell heat and multiple cavities.The flexible board detours between the cell, is in contact with cell.The cavity is arranged on the flexible board, and the cavity is contacted with cell.The temperature control material is arranged in the cavity, is adjusted for the temperature to the cell.The flexible cavity structure fabrication process is simple, it is adaptable to the battery of any model and the battery modules of any shape, with good versatility.
Description
Technical field
The utility model is related to battery thermal management technical field, in particular to a kind of flexible cavity body structure and battery
Module.
Background technology
In the prior art, on the one hand the thermal management device of battery with cavity is the space shape by battery spacing of following an example
Shape makes cavity, and this kind of mode can be only applied to 18650 type cylindrical lithium battery fields, and cavity geometry is complicated, work
Skill completes relatively difficult, and different battery modules need out different moulds, and versatility is poor.
On the other hand be the cavity using hard structure, such as the cold flat tube of liquid, but hard structure material is harder, use not side
Just.
Utility model content
In order to overcome above-mentioned deficiency of the prior art, the utility model provides a kind of flexible cavity body structure and battery mould
Group, it possesses good flexibility, it is adaptable to which the battery of any model and the battery modules of any shape, versatility are preferable.
The utility model preferred embodiment provides a kind of flexible cavity body structure, applied to including the electricity of multiple cells
Pond module, the flexible cavity body structure includes：The flexible board that can be configured according to battery modules shape, for absorbing the list
The temperature control material and multiple cavities of body cell heat；
The flexible board detours between the cell, is in contact with cell；
The cavity is arranged on the flexible board, and the cavity is contacted with cell；
The temperature control material is arranged in the cavity, is adjusted for the temperature to the cell.
In the utility model preferred embodiment, the cavity is tightly connected with the flexible board, to form a confined air
Between, the temperature control material is arranged in the confined space, to adjust the temperature of the cell.
In the utility model preferred embodiment, the quantity of the cavity is set to multiple, and multiple cavitys are uniformly set
Put on the flexible board, it is mutually isolated between the adjacent cavity.
In the utility model preferred embodiment, the flexible cavity body structure also includes being used for for cell heating
Heating element heater, the heating element heater is covered on the side that the flexible board is contacted with the cell, the heating unit
Part is in contact with cell.
In the utility model preferred embodiment, the heating element heater is heating film.
In the utility model preferred embodiment, the flexible board is heating plate, for being added to the cell
Heat.
In the utility model preferred embodiment, the flexible cavity body structure also includes being used to detect the cell temperature
The temperature sensor of degree, the temperature sensor is arranged on the surface that the cavity is contacted with the cell.
In the utility model preferred embodiment, the flexible cavity body structure also includes being used to control the temperature sensor
And the processing unit of heating element heater work, the processing unit is electrically connected with the temperature sensor and heating element heater respectively,
The temperature sensor is arranged on the surface that the cavity is contacted with the cell, wherein,
The processing is informed when the temperature of the temperature sensor senses to the cell is less than a preset temperature
Unit controls the heating element heater to heat the cell.
In the utility model preferred embodiment, the temperature control material includes paraffin, phase-change material and embedding colloid.
The utility model preferred embodiment also provides a kind of battery modules, the battery modules include multiple cells and
Flexible cavity body structure described in above-mentioned any one；
The multiple cell is arranged in parallel；
The flexible cavity body structure detours between the battery modules, is in contact with cell.
In terms of existing technologies, the utility model has the advantages that：
The flexible cavity body structure that the utility model preferred embodiment is provided is applied to include the battery mould of multiple cells
Group, the flexible cavity body structure includes：The flexible board that can be configured according to battery modules shape, for absorbing the monomer electricity
The temperature control material and multiple cavities of pond heat.The flexible board detours between the cell, is in contact with cell.
The cavity is arranged on the flexible board, and the cavity is contacted with cell.The temperature control material is arranged at the cavity
It is interior, it is adjusted for the temperature to the cell.The flexible cavity structure fabrication process is simple, it is adaptable to Ren Hexing
Number battery and any shape battery modules, with good versatility.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
The structural representation for the flexible cavity body structure applied to battery modules that Fig. 1 provides for the utility model preferred embodiment
Figure.
The flexible cavity body structure applied to battery modules shown in Fig. 1 that Fig. 2 provides for the utility model preferred embodiment
The structural representation of local location.
The structural representation at the visual angle of flexible cavity body structure first that Fig. 3 provides for the utility model preferred embodiment.
The structural representation at the visual angle of flexible cavity body structure second that Fig. 4 provides for the utility model preferred embodiment.
The structural representation at the visual angle of flexible cavity body structure the 3rd that Fig. 5 provides for the utility model preferred embodiment.
The side of temperature sensor, heating element heater and processing unit connection that Fig. 6 provides for the utility model preferred embodiment
Frame schematic diagram.
Icon：100- flexibility cavity body structures；110- flexible boards；112- heating element heaters；114- first surfaces；The tables of 116- second
Face；120- temperature control materials；130- cavitys；140- temperature sensors；150- processing units；200- battery modules；210- monomers electricity
Pond.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, or
It is the orientation or position relationship usually put when the utility model product is used, is for only for ease of description the utility model and letter
Change description, rather than indicate or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
It is to be slightly tilted.As " level " only refers to that its direction, with respect to more level for " vertical ", is not the expression structure
Must be fully horizontal, but can be slightly tilted.
In description of the present utility model, in addition it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, it can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
The utility model provides a kind of flexible cavity body structure.Carried referring to Fig. 1, Fig. 1 is the utility model preferred embodiment
The structural representation of the flexible cavity body structure 100 applied to battery modules 200 supplied.The flexible cavity body structure 100 is applied to
Include the battery modules 200 of multiple cells 210.
In the present embodiment, the flexible cavity body structure 100 includes：It can be configured according to the shape of battery modules 200
Flexible board 110, the temperature control material 120 for absorbing the heat of cell 210 and multiple cavities 130.
In the present embodiment, the flexible board 110 detours between the cell 210, connects with cell 210
Touch.The cavity 130 is arranged on the flexible board 110, and the cavity 130 is contacted with cell 210.The temperature control material
120 are arranged in the cavity 130, are adjusted for the temperature to the cell 210.
Referring to Fig. 2, being applied to battery modules 200 shown in Fig. 1 that Fig. 2 provides for the utility model preferred embodiment
The structural representation of the flexible local location of cavity body structure 100.In the present embodiment, the cavity 130 and the flexible board 110 are close
Envelope connection, to form a confined space, the temperature control material 120 is arranged in the confined space, to adjust the monomer electricity
The temperature in pond 210.
In the present embodiment, the cavity 130 and the flexible board 110 can be using carrying out sealing company by the way of welding
Connect.
In the present embodiment, temperature control material 120 can be used as using heat-absorbing materials such as paraffin, phase-change material and embedding colloids
Cavity 130 is filled.The temperature control material 120 can absorb to the heat of cell 210, to reduce monomer electricity
The temperature in pond 210.
In the present embodiment, paraffin is extracted from some distillates of oil, shale oil or other pitch mineral oil
A kind of hydrocarbon mixture come, main component is solid alkane, and odorless, tasteless is white or faint yellow translucent solid.Paraffin
It is noncrystal, but with obvious crystal structure.Paraffin has good heat resistance, is good heat accumulating, its specific heat
Hold for 2.14-2.9Jg–1·K–1, heat of fusion is 200-220Jg–1.Meanwhile, paraffin has good thermostability, oxidation
Stability and light stability.
In the present embodiment, phase-change material (PCM-Phase Change Material) refers to vary with temperature and change
State of matter and the material that latent heat can be provided.The process of transformation physical property is referred to as phase transition process, and at this moment phase-change material will absorb
Or discharge substantial amounts of latent heat.Phase-change material mainly includes inorganic PCM, organic PCM and the classes of compound PCM tri-.Wherein, inorganic PCM
Mainly there are crystalline hydrate salt, molten salts, metal or alloy class etc.；Organic PCM mainly include paraffin, acetic acid and other have
Machine thing；Composite phase-change heat-storage material can effectively overcome the shortcoming that single inorganic matter or organic matter phase-change heat-storage material are present,
The application effect of phase-change material can be improved again, and expand its application.
Referring to Fig. 3, the knot at the visual angle of flexible cavity body structure 100 first that Fig. 3 provides for the utility model preferred embodiment
Structure schematic diagram.In the present embodiment, the quantity of the cavity 130 is set to multiple, and multiple cavitys 130 are uniformly arranged on institute
State on flexible board 110, it is mutually isolated between the adjacent cavity 130.The cavity 130 may be configured as being similar to medicinal pill package
The structure of form, the temperature control material 120 is put into the cavity 130 equivalent to pill.
Referring to Fig. 2, the flexible board 110 includes first surface 114 and second surface 116.Refer to Fig. 4 and figure
The structural representation at the second visual angle of 5, Fig. 4 flexible cavity body structures 100 provided for the utility model preferred embodiment, Fig. 5 is
The structural representation at the 3rd visual angle of the flexible cavity body structure 100 that the utility model preferred embodiment is provided.The first surface
114 are directly in contact with the cell 210, and the cavity 130 is arranged on the second surface 116.
In the present embodiment, the flexible cavity body structure 100 also includes the heating for being used to heat for the cell 210
Element 112.
In the present embodiment, the heating element heater 112 could be arranged to be different from the absolute construction of flexible board 110, described
Heating element heater 112 is covered on the first surface 114 of the flexible board 110 to be in contact with the cell 210.It is described
Heating element heater 112 may be, but not limited to, heating film.
In the present embodiment, the flexible board 110 can also be set to heating plate, i.e., described flexible board 110 is described
Heating element heater 112, for being heated to the cell 210.
Refer to temperature sensor 140, heating element heater that Fig. 3 and Fig. 6, Fig. 6 provide for the utility model preferred embodiment
112 and processing unit 150 connect block diagram.In the present embodiment, the flexible cavity body structure 100 also includes being used to examine
The temperature sensor 140 of the temperature of cell 210 is surveyed, and for controlling the temperature sensor 140 and heating element heater
The processing unit 150 of 112 work.
In the present embodiment, the temperature sensor 140 is arranged at the cavity 130 and contacted with the cell 210
Surface on.The processing unit 150 is electrically connected with the temperature sensor 140 and heating element heater 112 respectively.
In the present embodiment, when the temperature sensor 140 senses that the temperature of the cell 210 is preset less than one
Inform that the processing unit 150 controls 112 pairs of the heating element heater cell 210 to heat during temperature.
In the present embodiment, the quantity that the temperature sensor 140 is set can be set according to actual conditions, described pre-
If the temperature value of temperature setting can be set according to actual conditions.
In the present embodiment, the temperature control material 120 absorbs the heat of the cell 210, the heating element heater 112
The cell 210 can be heated.By using cooperatively for the temperature control material 120 and heating element heater 112, to realize
Heating or cooling to cell 210.Also, can be to battery by setting up temperature sensor 140 and processing unit 150
The temperature conditions of module 200 is advantageously controlled.
In the present embodiment, the flexible cavity body structure 100 is manufactured using the manufacturing process of plastics sucking moulding, manufactures work
Skill is ripe simple.
In the present embodiment, the plastic uptake that plastics sucking moulding is just known as, using plastic suction forming apparatus by the modeling of heating and softening
Material stiff sheet is adsorbed in die surface, after cooling, forms the plastics of concaveconvex shape.Plastics sucking moulding, is called vacuum forming, is thermoplasticity
One of plastic thermoforming method.Refer to sheet or board-like material being clamped on the framework of vacuum forming machine, after heating and softening, lead to
The air duct on mould side is crossed, is adsorbed in vacuum on mould, the cooling through the short time, the plastic products being molded.This
Equipment used in the method for kind is fairly simple, and mould is not subjected to pressure, can be made of metal, timber or gypsum, and shaping speed is fast, behaviour
Make easy.
In the present embodiment, manufacturing the conventional plastics sucking moulding material of the flexible cavity body structure 100 has：PET is (poly- to benzene two
Formic acid second diester) stiff sheet, PVC (polyvinyl chloride) stiff sheet, PS (polystyrene) stiff sheet.PS stiff sheet density is low, and poor toughness is inflammable
Burn, styrene gas (category pernicious gas) can be produced during burning, so being generally used to the various industrial plastic-sucking trays of production.
PVC stiff sheet toughness is moderate, nonflammable, and chlorine can be produced during burning, and certain influence is caused on environment, and the easy heat seals of PVC can be used
Sealing machine and High-frequency machine edge sealing, are the primary raw materials for producing transparent plastic product.PET stiff sheet good toughness, transparency is high, inflammable
Burn, pernicious gas is not produced during burning, belong to environment-friendly materials, but price is high, suitably does the Blister product of top grade, American-European countries
Plastic uptake cell-shell typically requires to use PET stiff sheet, but it is difficult heat seal, and very big difficulty is carried out to packaging belt, in order to solve this problem,
People using it is a kind of cry PETG it is glycol-modified-material of polyethylene terephthalate, this existing PVC of material easy heat
Conjunction property, also there is PET high-environmental and transparency.
In the present embodiment, when manufacturing the flexible cavity body structure 100, the flexible cavity body structure 100 can be justifying
Structure.In actual use, the flexible cavity body structure 100 can be cut according to the concrete shape of battery modules 200
Cut out, thus, the flexible cavity body structure 100 that the technical program is provided goes for any shape then battery modules 200.Without root
Different moulds are opened up according to different battery modules 200, die sinking cost is reduced, simplifies technological process.
In the present embodiment, the flexible cavity body structure 100 is applicable not only to using 18650 type cylindrical lithium batteries as list
The battery modules 200 of body battery 210, apply also for the battery of other any models.The scope of application is more wide in range, and versatility is good
It is good.
In the present embodiment, above-mentioned 18650 type cylindrical lithium battery is the more commonly used lithium battery in electronic product.18650
The definition rule of type cylindrical lithium battery model is：A diameter of 18mm of battery, length is 65mm, the battery of cylinder type.
In the present embodiment, the configuration of lithium battery is divided into LiFePO4 and cobalt acid lithium, and LiFePO4 has compared with cobalt acid lithium
Advantages below：
1. safer, overshoot, overdischarge are all without causing blast, leakage；
2. the life-span is longer, normal use can be circulated more than 1000 times；
3. big multiplying power, 2C charging 10C electric discharges, will not hot, blast, leakage, do not interfere with the life-span；
4. operating temperature：- 20 DEG C -50 DEG C, optimum working temperature is 20 DEG C -40 DEG C, similar with human comfort's temperature.
The utility model also provides a kind of battery modules 200.The battery modules 200 include multiple cells 210 and
Flexible cavity body structure 100 described in the above.
In the present embodiment, the multiple cell 210 is arranged in parallel.The flexible cavity body structure 100 detours
Between the cell 210, it is in contact with cell 210.
In the present embodiment, the introduction to the flexible concrete structure of cavity body structure 100 and function refers to the above.
In summary, the utility model preferred embodiment provides a kind of flexible cavity body structure and battery modules.Flexible cavity
Structure is applied to include the battery modules of multiple cells, and the flexible cavity body structure includes：Can be according to battery modules shape
The flexible board being configured, the temperature control material for absorbing the cell heat and multiple cavities.The flexible board detours
Between the cell, it is in contact with cell.The cavity is arranged on the flexible board, the cavity and monomer
Battery is contacted.The temperature control material is arranged in the cavity, is adjusted for the temperature to the cell.
It is simple that the utility model preferred embodiment provides the flexible cavity structure fabrication process, it is adaptable to any model
The battery modules of battery and any shape, with good versatility.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of flexible cavity body structure, applied to including the battery modules of multiple cells, it is characterised in that the compliance cavity
Body structure includes：The flexible board that can be configured according to battery modules shape, the temperature control for absorbing the cell heat
Material and multiple cavities；
The flexible board detours between the cell, is in contact with cell；
The cavity is arranged on the flexible board, and the cavity is contacted with cell；
The temperature control material is arranged in the cavity, is adjusted for the temperature to the cell.
2. flexible cavity body structure according to claim 1, it is characterised in that the cavity is sealed with the flexible board to be connected
Connect, to form a confined space, the temperature control material is arranged in the confined space, to adjust the temperature of the cell
Degree.
3. flexible cavity body structure according to claim 2, it is characterised in that the quantity of the cavity be set to it is multiple, it is many
The individual cavity is uniformly arranged on the flexible board, mutually isolated between the adjacent cavity.
4. flexible cavity body structure according to claim 3, it is characterised in that the flexible cavity body structure is also included for being
The heating element heater of the cell heating, the heating element heater is covered in the side that the flexible board is contacted with the cell
On face, the heating element heater is in contact with cell.
5. flexible cavity body structure according to claim 4, it is characterised in that the heating element heater is heating film.
6. flexible cavity body structure according to claim 3, it is characterised in that the flexible board is heating plate, for institute
Cell is stated to be heated.
7. the flexible cavity body structure according to any one in claim 4-6, it is characterised in that the flexible cavity body structure
Also include being used for detecting the temperature sensor of the cell temperature, the temperature sensor be arranged at the cavity with it is described
On the surface of cell contact.
8. flexible cavity body structure according to claim 7, it is characterised in that the flexible cavity body structure also includes being used to control
Make the temperature sensor and heating element heater work processing unit, the processing unit respectively with the temperature sensor and add
Thermal element is electrically connected with, and the temperature sensor is arranged on the surface that the cavity is contacted with the cell, wherein,
The processing unit is informed when the temperature of the temperature sensor senses to the cell is less than a preset temperature
The heating element heater is controlled to heat the cell.
9. flexible cavity body structure according to claim 1, it is characterised in that the temperature control material includes paraffin, phase transformation material
Material and embedding colloid.
10. a kind of battery modules, it is characterised in that the battery modules include multiple cells and claim 1-9 is any
Flexible cavity body structure described in one；
The multiple cell is arranged in parallel；
The flexible cavity body structure detours between the cell, is in contact with cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255163.3U CN206505966U (en) | 2017-03-15 | 2017-03-15 | Flexible cavity body structure and battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255163.3U CN206505966U (en) | 2017-03-15 | 2017-03-15 | Flexible cavity body structure and battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505966U true CN206505966U (en) | 2017-09-19 |
Family
ID=59832870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720255163.3U Active CN206505966U (en) | 2017-03-15 | 2017-03-15 | Flexible cavity body structure and battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210137824A (en) * | 2020-05-11 | 2021-11-18 | 삼성에스디아이 주식회사 | Battery pack |
-
2017
- 2017-03-15 CN CN201720255163.3U patent/CN206505966U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210137824A (en) * | 2020-05-11 | 2021-11-18 | 삼성에스디아이 주식회사 | Battery pack |
| KR102368305B1 (en) | 2020-05-11 | 2022-02-28 | 삼성에스디아이 주식회사 | Battery pack |
| US11799143B2 (en) | 2020-05-11 | 2023-10-24 | Samsung Sdi Co., Ltd. | Battery pack |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co., Ltd. Address before: 230000 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co., Ltd. |