CN205871713U - Battery package is box down - Google Patents
Battery package is box down Download PDFInfo
- Publication number
- CN205871713U CN205871713U CN201620866554.4U CN201620866554U CN205871713U CN 205871713 U CN205871713 U CN 205871713U CN 201620866554 U CN201620866554 U CN 201620866554U CN 205871713 U CN205871713 U CN 205871713U
- Authority
- CN
- China
- Prior art keywords
- battery bag
- lower box
- bag lower
- inner support
- support arm
- 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.)
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Classifications
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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
Abstract
The utility model provides a battery package is box down, it includes: the inner support is formed by a plurality of roof beam fixed connection for installation and stationary battery package, the downside at the inner support is fixed to sealed lid to the realization is to the seal protection of battery package, and the outer support, form by a plurality of roof beam fixed connection, fix at the downside of sealed lid and install waiting to install the frame of battery package on. In the basis the utility model discloses an among the battery package is box down, the three layer construction that inner support, sealed lid and outer support formed links together and constitutes an inflexible whole, can effectually bear the mechanical strength who comes from battery package and outside impact load, effectual assurance battery package is box down, simultaneously, inner support and outer support are formed by a plurality of roof beam fixed connection, under the prerequisite of guaranteeing mechanical strength, and the effectual whole weight that has reduced battery package is box down to satisfy battery package is box down's lightweight requirement.
Description
Technical field
This utility model relates to electric automobile field, particularly relates to a kind of battery bag lower box.
Background technology
Along with new-energy automobile at a large amount of universal of China and is promoted, the security reliability of new-energy automobile causes people day by day
Concern and attention.Battery bag is as one of the core component of new-energy automobile, and its security performance directly influences new forms of energy
Vehicle safety performance.And lower box directly influences again electricity as one of battery bag core component, the reliability of its mechanical strength
The security reliability of Chi Bao.At present, it is limited by tradition sedan body structure and limits, the battery of a lot of BEV (pure electric vehicle)
Bag, in particular for meeting course continuation mileage battery bag more than 250 kilometers, the mechanical strength of its lower box is all difficult to accomplish completely
Foot new national standard GB/T31467-2015 is to the strict demand in terms of battery bag mechanical strength.
In order to meet vibration-testing requirement, a lot of cars enterprise common practice in, one be by lower box design the heaviest,
Requirement of mechanical strength is met with sacrifice lightweight；Another kind does rule and is to give up meeting new national standard and wants mechanical strength aspect
Ask, change to meet the actual road conditions working condition requirement of car load factory oneself.
Utility model content
In view of problem present in background technology, the purpose of this utility model is to provide a kind of battery bag lower box, its
The overall weight of battery bag lower box can be effectively reduced, to meet battery bag nowel on the premise of ensureing mechanical strength
The lightweight requirements of body.
To achieve these goals, this utility model provides a kind of battery bag lower box, comprising: inner support, by many
Individual beam is formed by fixedly connecting, for installing and self-contained battery bag；Seal lid, be fixed on the downside of inner support, to realize battery
The sealing protection of bag；And support arm, multiple beams it is formed by fixedly connecting, is fixed on and seals the downside of lid and be arranged on to be installed
On the vehicle frame of battery bag.
The beneficial effects of the utility model are as follows:
According in battery bag lower box of the present utility model, inner support, sealing cover and the three-decker of support arm formation
The entirety of one rigidity of composition that links together, it is possible to effectively bear the shock loading from battery bag and outside, effectively
Ensure battery bag lower box mechanical strength；Meanwhile, inner support and support arm are all to be formed by fixedly connecting by multiple beams, are protecting
On the premise of card mechanical strength, effectively reduce the overall weight of battery bag lower box, to meet the light of battery bag lower box
Quantify requirement.
Accompanying drawing explanation
Fig. 1 is the schematic diagram according to battery bag lower box of the present utility model；
Fig. 2 is the exploded view according to battery bag lower box of the present utility model；
Fig. 3 is the schematic diagram of the inner support according to battery bag lower box of the present utility model；
Fig. 4 is the schematic diagram sealing lid according to battery bag lower box of the present utility model；
Fig. 5 is the inner support according to battery bag lower box of the present utility model and the installation diagram sealing lid；
Fig. 6 is the schematic diagram of the support arm according to battery bag lower box of the present utility model.
Wherein, description of reference numerals is as follows:
1 inner support 3 support arm
11 inner supports crossbeam 31 body pillar
12 inner support longeron 32 support arm crossbeams
13 inner supports buttress brace 321 support beam
2 seal lid 33 reinforcements
21 grooves 4 plant weldering stud
22 harness fixing frame 5 blind nut
P rear portion
Detailed description of the invention
Describe battery bag lower box of the present utility model with reference to the accompanying drawings in detail.
Referring to figs. 1 through Fig. 6, include according to battery bag lower box of the present utility model: inner support 1, fixing even by multiple beams
Connect and form, for installing and self-contained battery bag；Seal lid 2, be fixed on the downside of inner support 1, to realize the sealing to battery bag
Protection；And support arm 3, multiple beams it is formed by fixedly connecting, is fixed on and seals the downside of lid 2 and be arranged on battery bag to be installed
Vehicle frame on.
According in battery bag lower box of the present utility model, inner support 1, seal lid 2 and three-layered node that support arm 3 is formed
Structure links together and forms the entirety of a rigidity, it is possible to effectively bear the shock loading from battery bag and outside (interior
Support 1 can self-contained battery bag the shock loading from battery bag can be born, support arm 3 can bear external load, close
Capping 2 is capable of the sealing protection to battery bag), the effective mechanical strength ensureing battery bag lower box；Meanwhile, inner support
1 and support arm 3 be all to be formed by fixedly connecting by multiple beams, ensureing on the premise of mechanical strength, effectively reducing battery bag
The overall weight of lower box, to meet the lightweight requirements of battery bag lower box.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 3, inner support 1 mainly by
Multiple inner support crossbeams 11 and inner support longeron 12 are formed by fixedly connecting.Multiple inner support crossbeams 11 and inner support are with vertical
Beam 12 welds together, to form inner support 1.The concrete shape of inner support crossbeam 11 and inner support longeron 12 can be according to electricity
(for example, referring to Fig. 3, an inner support crossbeam 11 of inner support 1 one end is ladder for the shape of each parts of Chi Bao, Position Design
Shape).
According in battery bag lower box of the present utility model, inner support 1 is for installing and the main portion of self-contained battery bag
Part ((Cell Supervision Circuit, supervise for such as battery modules, high-voltage cage, BMU (battery management unit), CSC by battery
Control unit), high pressure copper bar and low voltage wiring harness).
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 3, inner support 1 also has
There is multiple inner support buttress brace 13.Inner support buttress brace 13 can strengthen the mechanical strength of inner support 1.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 4, seal lid 2 and have:
Groove 21, houses and fixes inner support 1；And multiple harness fixing frame 22, wrap with self-contained battery in being arranged on groove 21
Low voltage wiring harness.
According in battery bag lower box of the present utility model, battery bag lower box is when self-contained battery bag, in addition it is also necessary to
Battery is wrapped lid (not shown) and is coordinated to seal collecting battery bag, and sealing lid 2 and battery are wrapped lid and be tightly connected to realize electricity
The sealing protection of Chi Bao.
In the embodiment according to battery bag lower box of the present utility model, seal lid 2 and pass through punch forming.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 6, support arm 3 includes:
Body pillar 31；And multiple support arm crossbeam 32, it is fixed in body pillar 31.Support arm crossbeam 32 and battery bag to be installed
Vehicle frame fixing connect.When vehicle (such as pure electric vehicle) collides, support arm 3 can protect battery bag.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 6, support arm 3 also wraps
Include: reinforcement 33, be arranged at support arm crossbeam 32 part that be connected fixing with body pillar 31 of correspondence, to improve support arm use
Crossbeam 32 and the bonding strength of body pillar 31.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 6, the main body of support arm 3
Beam 31 takes the shape of the letter U.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2 and Fig. 6, it is positioned at support arm 3 shape
The support arm crossbeam 32 of the opening part become is provided with multiple support beam 321, and the plurality of support beam 321 supports and seals lid 2
Rear portion P.
In the embodiment according to battery bag lower box of the present utility model, see figures.1.and.2, the main body of support arm 3
Beam 31 gluing, sealing lid 2 from below.
In the embodiment according to battery bag lower box of the present utility model, with reference to Fig. 2, inner support 1, seal lid 2 with
And support arm 3 geometric similarity on outline.
In the embodiment according to battery bag lower box of the present utility model, inner support 1, sealing lid 2 and support arm 3 lead to
Cross laser assembly solder to be fixed together.
In the embodiment according to battery bag lower box of the present utility model, see figures.1.and.2, battery bag lower box
Also include: multiple weldering studs 4 of planting, weld together with corresponding inner support 1 and sealing lid 2 respectively, be used for self-contained battery is installed
The low voltage wiring harness wrapped and high pressure copper bar.
In the embodiment according to battery bag lower box of the present utility model, the bottom of support arm 3 and the end of sealing lid 2
Portion coats PVC (polrvinyl chloride) glue-line to the part exposed outside after battery bag lower box assembles.Inner support 1, seal lid 2,
Support arm 3 and after planting weldering stud 4 having welded, entirety carries out surface electrophoretic process；After surface electrophoretic process completes, at support arm
The bottom of the bottom of 3 and sealing lid 2 sprays PVC glue after battery bag lower box assembles in the part exposed outside；Spraying completes
After toast, PVC glue-line (thickness can be 1mm～2mm) can be formed.At vehicle during advancing, PVC glue-line can be kept away
Exempt from battery bag to be clashed into by sandstone.
In the embodiment according to battery bag lower box of the present utility model, see figures.1.and.2, battery bag lower box
Also include: multiple blind nut 5, be fixed on sealing lid 2.Blind nut 5 is used for sealing lid 2 and wraps lid (not shown) with battery
Fixing connection (bolt connection).Traditional welded nut is easily caused the sealing surface deformation sealing lid 2, and welding when welding
Complex process, and blind nut 5 mounting process is simple, and it is not result in sealing the sealing surface deformation of lid 2.Blind nut 5 is installed
Operation can be after the operation of above-mentioned formation PVC glue-line.
In the embodiment according to battery bag lower box of the present utility model, each parts (example in battery bag lower box
Such as inner support 1, seal lid 2 and support arm 3) material selection main DC01, DC04, B280vk, B380/590tr, each parts
Material selection principle is to require to close in various load impacting lower stress situations, punch forming and light-weight design according to each parts
Reason determines.Under meeting light-weighted big principle, according to each parts stressing conditions, rationally determine material and material thickness.
Claims (10)
1. a battery bag lower box, it is characterised in that including:
Inner support (1), is formed by fixedly connecting by multiple beams, for installing and self-contained battery bag；
Seal lid (2), be fixed on the downside of inner support (1), to realize the sealing protection to battery bag；And
Support arm (3), is formed by fixedly connecting by multiple beams, is fixed on and seals the downside of lid (2) and be arranged on battery bag to be installed
Vehicle frame on.
Battery bag lower box the most according to claim 1, it is characterised in that inner support (1) is mainly used by multiple inner supports
Crossbeam (11) and inner support longeron (12) are formed by fixedly connecting.
Battery bag lower box the most according to claim 2, it is characterised in that inner support also has multiple inner support on (1)
With buttress brace (13).
Battery bag lower box the most according to claim 1, it is characterised in that
Seal lid (2) to have: groove (21), house and fix inner support (1)；And
Multiple harness fixing frames (22), the low voltage wiring harness wrapped with self-contained battery in being arranged on groove (21).
Battery bag lower box the most according to claim 1, it is characterised in that support arm (3) including:
Body pillar (31)；And
Multiple support arm crossbeams (32), are fixed in body pillar (31).
Battery bag lower box the most according to claim 5, it is characterised in that support arm (3) also includes:
Reinforcement (33), is arranged at support arm crossbeam (32) part that be connected fixing with body pillar (31) of correspondence, to improve
The support arm bonding strength of crossbeam (32) Yu body pillar (31).
Battery bag lower box the most according to claim 5, it is characterised in that
The body pillar (31) of support arm (3) takes the shape of the letter U；
The support arm crossbeam (32) being positioned at the opening part that body pillar (31) is formed is provided with multiple support beam (321), described many
Individual support beam (321) supports the rear portion (P) sealing lid (2).
Battery bag lower box the most according to claim 5, it is characterised in that the body pillar (31) of support arm (3) is from below
Gluing, sealing lid (2).
Battery bag lower box the most according to claim 1, it is characterised in that battery bag lower box also includes:
Multiple planting welds stud (4), welds together with corresponding inner support (1) and sealing lid (2) respectively, is used for installing fixing electricity
Low voltage wiring harness that pond is wrapped and high pressure copper bar.
Battery bag lower box the most according to claim 1, it is characterised in that battery bag lower box also includes:
Multiple blind nut (5), are fixed in sealing lid (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620866554.4U CN205871713U (en) | 2016-08-11 | 2016-08-11 | Battery package is box down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620866554.4U CN205871713U (en) | 2016-08-11 | 2016-08-11 | Battery package is box down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205871713U true CN205871713U (en) | 2017-01-11 |
Family
ID=57704022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620866554.4U Active CN205871713U (en) | 2016-08-11 | 2016-08-11 | Battery package is box down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205871713U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106882029A (en) * | 2017-03-02 | 2017-06-23 | 奇瑞汽车股份有限公司 | Battery bag |
| CN107039613A (en) * | 2017-02-23 | 2017-08-11 | 江苏银基烯碳能源科技有限公司 | A kind of battery bag |
| CN107978707A (en) * | 2017-11-27 | 2018-05-01 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules battery core mounting structure |
| CN107978706A (en) * | 2017-11-27 | 2018-05-01 | 安徽欧鹏巴赫新能源科技有限公司 | Installing mechanism for battery modules battery core |
| CN107994159A (en) * | 2017-11-27 | 2018-05-04 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules |
| CN107994155A (en) * | 2017-11-27 | 2018-05-04 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules battery core installing mechanism |
| CN108206255A (en) * | 2018-02-06 | 2018-06-26 | 江苏银河电子股份有限公司 | Lightweight battery case keel structure and with its battery case, electric vehicle |
| CN108630843A (en) * | 2017-03-23 | 2018-10-09 | 宁德时代新能源科技股份有限公司 | Battery pack protective frame and battery pack |
| CN109572603A (en) * | 2018-12-29 | 2019-04-05 | 北京航空航天大学 | A kind of battery pack shock resistance structure device based on shear thickening materials |
| CN110356213A (en) * | 2019-07-22 | 2019-10-22 | 北京汽车股份有限公司 | Vehicle |
| CN110534679A (en) * | 2019-09-30 | 2019-12-03 | 江西优特汽车技术有限公司 | A kind of battery for electric automobile cabinet with anti-vibration effect |
| US11139527B2 (en) | 2018-11-01 | 2021-10-05 | Contemporary Amperex Technology Co., Limited | Lower box body and battery box |
-
2016
- 2016-08-11 CN CN201620866554.4U patent/CN205871713U/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039613A (en) * | 2017-02-23 | 2017-08-11 | 江苏银基烯碳能源科技有限公司 | A kind of battery bag |
| CN106882029B (en) * | 2017-03-02 | 2021-06-29 | 奇瑞汽车股份有限公司 | Battery pack |
| CN106882029A (en) * | 2017-03-02 | 2017-06-23 | 奇瑞汽车股份有限公司 | Battery bag |
| CN108630843A (en) * | 2017-03-23 | 2018-10-09 | 宁德时代新能源科技股份有限公司 | Battery pack protective frame and battery pack |
| CN108630843B (en) * | 2017-03-23 | 2023-10-24 | 宁德时代新能源科技股份有限公司 | Battery pack protection frame and battery pack |
| CN107978707A (en) * | 2017-11-27 | 2018-05-01 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules battery core mounting structure |
| CN107978706A (en) * | 2017-11-27 | 2018-05-01 | 安徽欧鹏巴赫新能源科技有限公司 | Installing mechanism for battery modules battery core |
| CN107994159A (en) * | 2017-11-27 | 2018-05-04 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules |
| CN107994155A (en) * | 2017-11-27 | 2018-05-04 | 安徽欧鹏巴赫新能源科技有限公司 | Battery modules battery core installing mechanism |
| CN108206255A (en) * | 2018-02-06 | 2018-06-26 | 江苏银河电子股份有限公司 | Lightweight battery case keel structure and with its battery case, electric vehicle |
| US11139527B2 (en) | 2018-11-01 | 2021-10-05 | Contemporary Amperex Technology Co., Limited | Lower box body and battery box |
| US11456501B2 (en) | 2018-11-01 | 2022-09-27 | Contemporary Amperex Technology Co., Limited | Lower box body and battery box |
| CN109572603A (en) * | 2018-12-29 | 2019-04-05 | 北京航空航天大学 | A kind of battery pack shock resistance structure device based on shear thickening materials |
| CN110356213A (en) * | 2019-07-22 | 2019-10-22 | 北京汽车股份有限公司 | Vehicle |
| CN110534679A (en) * | 2019-09-30 | 2019-12-03 | 江西优特汽车技术有限公司 | A kind of battery for electric automobile cabinet with anti-vibration effect |
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