CN206672994U - Composite material battery case structure for lithium battery - Google Patents
Composite material battery case structure for lithium battery Download PDFInfo
- Publication number
- CN206672994U CN206672994U CN201720332832.2U CN201720332832U CN206672994U CN 206672994 U CN206672994 U CN 206672994U CN 201720332832 U CN201720332832 U CN 201720332832U CN 206672994 U CN206672994 U CN 206672994U
- Authority
- CN
- China
- Prior art keywords
- block
- lock chamber
- cylindric lock
- lower box
- cylindric
- 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.)
- Active
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 14
- 239000002131 composite material Substances 0.000 title claims description 13
- 125000006850 spacer group Chemical group 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims abstract description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a combined material battery case structure for lithium cell all is provided with the heat dissipation fan on the relative lateral wall in the lower box, and the upper end of a plurality of battery cores is connected on last stopper, and the lower extreme is connected under on the stopper, go up the stopper and be square block structure, cylindric fixed chamber an including a plurality of intervals setting, on last stopper up end, be provided with spacer a in the junction of cylindric fixed chamber a, lower spacer is square block structure equally, cylindric fixed chamber b including a plurality of intervals setting, under on the stopper on the terminal surface, be provided with spacer b in cylindric fixed chamber b's junction, battery core upper end and lower extreme insert respectively cylindric fixed chamber an and cylindric fixed chamber b in. This application is through last spacing piece and spacing piece down, on satisfying the basis of fixed battery core, simultaneously, between the battery core, go up spacing piece top, spacing piece down, all have the wind passageway for the heat can not gather, thereby takes place dangerous occurence of failure.
Description
Technical field
The utility model belongs to technical field of lithium batteries, more particularly to a kind of lithium battery composite battery case knot
Structure.
Background technology
Lithium ion battery is the important motivity source of electric automobile or the mixed electrical automobile of oil electricity, the capacity and service life of battery
It is two key factors for restricting Development of Electric Vehicles.To ensure the efficiency for charge-discharge and service life of battery, lithium battery is most
Good operating temperature is between 20~40 DEG C；Therefore the cooling of battery is particularly important.
The type of cooling of current battery has three kinds, and cold air cools down, refrigerant is direct-cooled, the cooling of secondary circuit coolant.When
The cold air cooling structure of pre-structure has the shortcomings of cooling effect is poor, battery temperature skewness, can not meet user's
Use demand, it need to improve.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery composite battery housing structure, to solve current structure
Cold air cooling structure have that cooling effect is poor, battery temperature skewness, the use demand of user can not be met, be badly in need of
The problem of improvement.
To realize the purpose of this utility model, technical scheme is used by the utility model：A kind of lithium battery is with compound
Material cell shell mechanism, including upper lid and lower box, it is described it is upper cover on lower box, one in the lower box is relative
Heat emission fan is provided with side wall, the lower box is provided with multiple batteries, and the upper end of multiple batteries is connected to upper limit
On block, lower end is connected on lower position block, and the upper limit position block is square block structure, including multiple spaced cylindric solid
Determine chamber a, on upper limit position block upper surface, cylindric lock chamber a junction is provided with spacer block a, the lower position block side of being similarly
Shape block structure, including multiple spaced cylindric lock chamber b, on lower position block lower surface, cylindric lock chamber b's
Junction is provided with spacer block b, and battery top and bottom are inserted in cylindric lock chamber a and cylindric lock chamber b respectively.
Compared with prior art, this application provides a kind of new air cooling structure, by upper limit position block and lower position block,
On the basis of self-contained battery core is met, meanwhile, between battery, above upper limit position block, lower position block, wind passage be present,
So that heat will not be assembled, occur so as to have an accident, be easy to be extended and applied.
Brief description of the drawings
Fig. 1 show the structural representation of the application；
Fig. 2 show the application lower box cross-sectional view；
Fig. 3 show the structural representation of the application relief valve；
Fig. 4 show the structural representation of upper limit position block upper surface；
Fig. 5 show the structural representation of upper limit position block lower surface；
Fig. 6 show the structural representation of lower position block lower surface；
Fig. 7 show the structural representation of lower position block upper surface；
Fig. 8 show the structural representation that the application lower box sets the side wall of fan one；
In figure, covered on 1-, 2- relief valves, 3- lower boxes, 4- upper limit position blocks, 5- batteries, 6- auxiliary heat dissipation blocks, 7- elasticity
Rubber slab, 8- shell bodies, 9- heat emission fans, 21- diplopore breathable blocks, 23- springs.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
It should be noted that " connection " described herein and the word for expressing " connection ", such as " being connected ",
" connected " etc., it both may refer to a certain part and had been directly connected to another part, and can also refer to a certain part and pass through other portions
Part is connected with another part.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
It is as shown in figures 1-8 a kind of embodiment of lithium battery composite battery housing structure in the application, including it is upper
Lid 1 and lower box 3, the upper lid 1 are covered on lower box 3, and radiating is provided with the opposing sidewalls in the lower box 3
Fan 9, the lower box 3 is provided with multiple batteries 5, and the upper end of multiple batteries is connected on upper limit position block 4, and lower end is connected to
On lower position block, the upper limit position block 4 is square block structure, including multiple spaced cylindric lock chamber a, in upper limit
On the upper surface of block 4, spacer block a is provided with cylindric lock chamber a junction, lower position block is similarly square block structure, including
Multiple spaced cylindric lock chamber b, on lower position block lower surface, are provided with cylindric lock chamber b junction
Spacer block b, the top and bottom of battery 5 are inserted in cylindric lock chamber a and cylindric lock chamber b respectively.
This application provides a kind of new air cooling structure, by upper limit position block and lower position block, is meeting self-contained battery
On the basis of core, meanwhile, between battery, above upper limit position block, lower position block, wind passage be present so that heat is not assembled
Collection, the effect of radiating is improved, occur so as to have an accident, be easy to be extended and applied.
Specifically, the lower box 3 includes shell body 8, elastic rubber slab 7 and inner housing successively from outside to inside, wherein, outside
Housing and inner housing are the composite of resin and glass fibre, and the upper and lower end face of elastic rubber slab 7 includes interval and uniformly set
It is equipped with the projection of circle.A kind of shockproof structure is provided, sets elastic rubber slab 7 to improve shockproof effect.
Specifically, it is provided with the auxiliary that arc is arranged at intervals with an opposing sidewalls of heat emission fan 9 in the lower box 3
Radiating block 6.The effective area of heat conduction is added, improves the effect of radiating.
Specifically, relief valve 2 is provided with the upper lid 1, relief valve 2 includes diplopore breathable block 21 and spring 23, described
Cavity is provided with diplopore breathable block 21, cavity is provided with the lower port being connected and side wall mouth, the diplopore breathable block 21
On expose through upper lid 1, lower end is connected by multiple springs 23 with upper lid 1.It is simple in construction there is provided new pressure-relief valve structure,
Effectively, when normal, lower port and side wall mouth are not exposed, do not become flat, when pressure is larger so that diplopore breathable block
21 rise, and side wall mouth exposes on upper surface, so as to so that run outside internal gas.
Specifically, the cylindric lock chamber a and cylindric lock chamber b is that 3 rows 4 arrange.Composite in the application
For resin and glass fiber compound material, high rigidity, resistance to combustion row, good insulating, heat resistance are strong, corrosion resistance is good, mechanical strength
It is high.
Described above is only preferred embodiment of the present utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of lithium battery composite battery housing structure, it is characterised in that described including upper lid (1) and lower box (3)
Upper lid (1) is covered on lower box (3), and heat emission fan (9) is provided with the opposing sidewalls in the lower box (3), described
Lower box (3) is provided with multiple batteries (5), and the upper end of multiple batteries is connected on upper limit position block (4), and lower end is connected to down
On limited block, the upper limit position block (4) is square block structure, including multiple spaced cylindric lock chamber a, in upper limit
On block (4) upper surface, spacer block a is provided with cylindric lock chamber a junction, lower position block is similarly square block structure, bag
Multiple spaced cylindric lock chamber b are included, on lower position block lower surface, are set in cylindric lock chamber b junction
There is spacer block b, battery (5) top and bottom are inserted in cylindric lock chamber a and cylindric lock chamber b respectively.
2. lithium battery according to claim 1 composite battery housing structure, it is characterised in that the lower box
(3) shell body (8), elastic rubber slab (7) and inner housing are included successively from outside to inside, wherein, shell body and inner housing are tree
The composite of fat and glass fibre, the upper and lower end face of elastic rubber slab (7) include the projection that interval is evenly arranged with circle.
3. lithium battery according to claim 1 composite battery housing structure, it is characterised in that the lower box
(3) the auxiliary heat dissipation block (6) that arc is arranged at intervals with an opposing sidewalls of heat emission fan (9) is provided with.
4. lithium battery according to claim 1 composite battery housing structure, it is characterised in that the upper lid (1)
On be provided with relief valve (2), relief valve (2) includes diplopore breathable block (21) and spring (23), the diplopore breathable block (21)
Inside it is provided with cavity, cavity is provided with the lower port being connected and side wall mouth, through upper lid (1) on the diplopore breathable block (21)
Expose, lower end is connected by multiple springs (23) with upper lid (1).
5. lithium battery according to claim 1 composite battery housing structure, it is characterised in that described cylindric solid
It is that 3 rows 4 arrange to determine chamber a and cylindric lock chamber b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720332832.2U CN206672994U (en) | 2017-03-31 | 2017-03-31 | Composite material battery case structure for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720332832.2U CN206672994U (en) | 2017-03-31 | 2017-03-31 | Composite material battery case structure for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206672994U true CN206672994U (en) | 2017-11-24 |
Family
ID=60366640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720332832.2U Active CN206672994U (en) | 2017-03-31 | 2017-03-31 | Composite material battery case structure for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206672994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887550A (en) * | 2017-03-31 | 2017-06-23 | 天津中科先进技术研究院有限公司 | Composite material battery case structure for lithium battery |
-
2017
- 2017-03-31 CN CN201720332832.2U patent/CN206672994U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887550A (en) * | 2017-03-31 | 2017-06-23 | 天津中科先进技术研究院有限公司 | Composite material battery case structure for lithium battery |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |