CN106784467A - A kind of battery pack anticollision girder construction - Google Patents
A kind of battery pack anticollision girder construction Download PDFInfo
- Publication number
- CN106784467A CN106784467A CN201611182236.7A CN201611182236A CN106784467A CN 106784467 A CN106784467 A CN 106784467A CN 201611182236 A CN201611182236 A CN 201611182236A CN 106784467 A CN106784467 A CN 106784467A
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- China
- Prior art keywords
- collision
- prevention girders
- collision prevention
- battery pack
- tie
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Body Structure For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of battery pack anticollision girder construction, including front anti-collision beam, back buffer beam, left collision prevention girders and back buffer beam；The front end of left collision prevention girders upper surface is provided with left tie-beam, and the front end of right collision prevention girders upper surface sets right tie-beam；The left end of front anti-collision beam is fixedly connected with the upper end of left tie-beam, and the right-hand member of front anti-collision beam is fixedly connected with the upper end of right tie-beam；Angle between the axis of left tie-beam and the normal of vertical front anti-collision beam and left collision prevention girders simultaneously is less than 45 degree；The axis of right tie-beam is while vertical front anti-collision beam and right collision prevention girders.The application pass through front anti-collision beam, back buffer beam, left collision prevention girders and rear impact beam structure, it is ensured that battery pack collision prevention girders mechanical strength；By the angle design and the structure design of right tie-beam of left tie-beam, battery pack collision prevention girders are realized again certain buffering effect to impact, it is ensured that the safety of battery pack.
Description
Technical field
The invention belongs to accessory battery technical field, a kind of battery pack anticollision girder construction is particularly related to.
Background technology
Batteries of electric automobile group technology is among change with rapid changepl. never-ending changes and improvements, and battery machine is also gradually increased in each standard
Tool installs the requirement of correlation test, is the problem that this area is paid attention to always to the mechanical protection of battery pack.
The energy part of battery pack is battery modules, and battery modules are fixed on battery lower house, and upper shell is with
Housing coordinates, and protective action is played to battery modules；Therefore traditional battery pack structure design carries out machinery by upper-lower casing
Protection.
The energy density of battery pack is higher, and the continual mileage of vehicle is relatively long, therefore battery modules are fixed on lower house
Internal relative compact；When vehicle occurs severe crash, lower house can occur gross distortion, be likely to result in electric leakage insulation fault.
The content of the invention
It is an object of the invention to provide a kind of battery pack anticollision girder construction, to improve the mechanical protection ability of battery pack.
A kind of battery pack anticollision girder construction, including front anti-collision beam, back buffer beam, left collision prevention girders and back buffer beam；
The rear end of the left collision prevention girders is fixedly connected with the left end of the back buffer beam, the rear end of the right collision prevention girders and institute
The right-hand member for stating back buffer beam is fixedly connected；
The front end of the left collision prevention girders upper surface is provided with left tie-beam, and the front end of the right collision prevention girders upper surface sets right
Tie-beam；
The left end of the front anti-collision beam is fixedly connected with the upper end of the left tie-beam, the right-hand member of the front anti-collision beam and institute
The upper end for stating right tie-beam is fixedly connected；
Folder between the axis of the left tie-beam and the normal of the simultaneously vertical front anti-collision beam and the left collision prevention girders
Angle is less than 45 degree；
The axis of the right tie-beam is while the vertical front anti-collision beam and the right collision prevention girders.
The back buffer beam includes back buffer beam body and protective plate, and the protective plate is fixed on the back buffer beam body
Upper surface, the upper end of the protective plate bends to the front anti-collision beam direction.
Plane is provided with the front anti-collision beam, the back buffer beam, the left collision prevention girders and the right collision prevention girders to add
Strong muscle structure.
The width of the left collision prevention girders and the width of the front anti-collision beam are respectively less than the width of the right collision prevention girders and described
The width of back buffer beam.
In the left collision prevention girders and the right collision prevention girders triangular beam is provided with the junction of the back buffer beam.
A connecting bracket is each provided with the left and right sides of the upper surface of the front anti-collision beam.
The beneficial effects of the invention are as follows：
The application pass through front anti-collision beam, back buffer beam, left collision prevention girders and rear impact beam structure, it is ensured that battery pack collision prevention girders
Mechanical strength；By the angle design and the structure design of right tie-beam of left tie-beam, battery pack collision prevention girders pair are realized again
Impact has certain buffering effect, it is ensured that the safety of battery pack.
Brief description of the drawings
Fig. 1 is the structural representation of battery pack collision prevention girders of the present invention；
Fig. 2 is battery pack schematics；
Fig. 3 is battery pack collision prevention girders and battery pack assembling schematic diagram；
Fig. 4 is the vertical view force diagram of Fig. 1.
Description of reference numerals
1 right collision prevention girders, 2 back buffer beams, 3 left collision prevention girders, 4 front anti-collision beams, 5 left tie-beams, 6 right tie-beams, 7 triangular beams, 8
Battery pack, 9 frontal crash power, 10 rear side impacts, 11 left side impacts, 12 right side impacts, 21 back buffer beam bodies, 22 prevent
Backplate, 100 battery pack anticollision girder constructions.
Specific embodiment
Describe technical scheme in detail by the following examples, following embodiment be only it is exemplary, only
Can be used for explaining and illustrating technical scheme, and be not to be construed as the limitation to technical solution of the present invention.
The application provides a kind of battery pack anticollision girder construction 100, as shown in Figures 1 to 4, including front anti-collision beam 4, rear anti-crash
Beam 2, left collision prevention girders 3 and right collision prevention girders 1；Wherein left collision prevention girders and front anti-collision beam use Q345 square steel, back buffer beam and right anticollision
Beam is formed using Q345 rectangle steels by welding, and the material thickness of the main part of above-mentioned four kinds of beams is 2.5mm, the application other
In embodiment, thickness and shape that can be as needed to main part be adjusted.
The rear end of left collision prevention girders is fixedly connected with the left end of back buffer beam, the rear end of right collision prevention girders and the right-hand member of back buffer beam
It is fixedly connected；In left collision prevention girders and right collision prevention girders triangular beam 7 is provided with the junction of back buffer beam.In this application, three
Cantilevered corner beam uses the H420LAD stamping forming reinforcement structures of high-strength steel material, and the material thickness of triangular beam is 1.5mm.
The front end of left collision prevention girders upper surface is provided with left tie-beam 5, and the front end of right collision prevention girders upper surface sets right tie-beam
6；In this application, left tie-beam is square steel, and right tie-beam is trapezium structure.
The left end of front anti-collision beam is fixedly connected with the upper end of left tie-beam, the upper end of the right-hand member of front anti-collision beam and right tie-beam
It is fixedly connected.
Angle between the axis of left tie-beam and the normal of vertical front anti-collision beam and left collision prevention girders simultaneously is less than 45 degree；This
Structure ensures when battery pack is subject to frontal crash power 9 or left side impact 11, by the change of left side collision prevention girders and left tie-beam
Shape, absorbs impact to slow down the infringement to battery pack 8.
The axis of right tie-beam is while vertical front anti-collision beam and right collision prevention girders.Because being propped up based on right collision prevention girders and back buffer beam
Support structure, by increasing the width of right collision prevention girders and the structure of right tie-beam, can offset main right side impact 12.
Back buffer beam includes back buffer beam body 21 and protective plate 22, and protective plate is fixed on the upper table of back buffer beam body
Face, the upper end of protective plate bends to front anti-collision beam direction.When protective plate is used to assemble battery pack, plays installation protective effect and hold
By rear side impact 10.
Plane reinforcing rib structure is provided with front anti-collision beam, back buffer beam, left collision prevention girders and right collision prevention girders.
The width of left collision prevention girders and the width of front anti-collision beam are respectively less than the width of right collision prevention girders and the width of back buffer beam.
A connecting bracket is each provided with the left and right sides of the upper surface of front anti-collision beam, for self-contained battery group parts.
Battery pack mounting hole is provided with front anti-collision beam in this application and back buffer beam, for self-contained battery group,
Battery pack collision prevention girders mounting hole is provided with left collision prevention girders and right collision prevention girders, for battery pack anticollision girder construction 100 to be fixed on
On vehicle body.
The above is only the description of the preferred embodiment of the present invention, it is noted that due to the finiteness of literal expression, and
Objectively there is unlimited concrete structure, for those skilled in the art, do not departing from the principle of the invention
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of battery pack anticollision girder construction, it is characterised in that：Including front anti-collision beam, back buffer beam, left collision prevention girders and rear anti-crash
Beam；
The rear end of the left collision prevention girders is fixedly connected with the left end of the back buffer beam, the rear end of the right collision prevention girders with it is described after
The right-hand member of collision prevention girders is fixedly connected；
The front end of the left collision prevention girders upper surface is provided with left tie-beam, and the front end of the right collision prevention girders upper surface sets right connection
Beam；
The left end of the front anti-collision beam is fixedly connected with the upper end of the left tie-beam, the right-hand member of the front anti-collision beam and the right side
The upper end of tie-beam is fixedly connected；
Angle between the axis of the left tie-beam and the normal of the simultaneously vertical front anti-collision beam and the left collision prevention girders is small
In 45 degree；
The axis of the right tie-beam is while the vertical front anti-collision beam and the right collision prevention girders.
2. battery pack anticollision girder construction according to claim 1, it is characterised in that：The back buffer beam includes back buffer beam
Body and protective plate, the protective plate are fixed on the upper surface of the back buffer beam body, and the upper end of the protective plate is to described
Front anti-collision beam direction bends.
3. battery pack anticollision girder construction according to claim 1, it is characterised in that：The front anti-collision beam, the rear anti-crash
Plane reinforcing rib structure is provided with beam, the left collision prevention girders and the right collision prevention girders.
4. battery pack anticollision girder construction according to claim 1, it is characterised in that：The width of the left collision prevention girders and described
The width of front anti-collision beam is respectively less than the width of the right collision prevention girders and the width of the back buffer beam.
5. battery pack anticollision girder construction according to claim 1, it is characterised in that：It is anti-in the left collision prevention girders and the right side
Hit beam and be provided with triangular beam with the junction of the back buffer beam.
6. battery pack anticollision girder construction according to claim 1, it is characterised in that：In the upper surface of the front anti-collision beam
The left and right sides is each provided with a connecting bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182236.7A CN106784467B (en) | 2016-12-20 | 2016-12-20 | A kind of battery pack anticollision girder construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182236.7A CN106784467B (en) | 2016-12-20 | 2016-12-20 | A kind of battery pack anticollision girder construction |
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| Publication Number | Publication Date |
|---|---|
| CN106784467A true CN106784467A (en) | 2017-05-31 |
| CN106784467B CN106784467B (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611182236.7A Active CN106784467B (en) | 2016-12-20 | 2016-12-20 | A kind of battery pack anticollision girder construction |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108357340A (en) * | 2017-12-26 | 2018-08-03 | 北汽福田汽车股份有限公司 | The collision prevention beam component and vehicle of connection component, battery flat |
| CN109130821A (en) * | 2017-06-19 | 2019-01-04 | 德韧汽车控股（英国）有限公司 | Battery carrier frame and its manufacturing method |
| CN109786594A (en) * | 2017-11-10 | 2019-05-21 | 东软集团股份有限公司 | A kind of electric car and its battery pack housing |
| CN110071236A (en) * | 2018-01-23 | 2019-07-30 | 通用汽车环球科技运作有限责任公司 | Vehicle battery packs component |
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| CN202977558U (en) * | 2012-11-27 | 2013-06-05 | 广东精进能源有限公司 | Impact resisting structure of power battery pack |
| CN204558569U (en) * | 2015-03-31 | 2015-08-12 | 江苏中辆科技有限公司 | The crashproof cooling box body of rail vehicle vehicle mounted electric pond group |
| CN204668372U (en) * | 2015-04-09 | 2015-09-23 | 捷星新能源科技（苏州）有限公司 | Be applied to the casing of pure electric vehicle dynamic lithium battery |
| CN105845856A (en) * | 2015-01-14 | 2016-08-10 | 财团法人金属工业研究发展中心 | Buffer and anti-collision device and production method for energy absorption board therein |
-
2016
- 2016-12-20 CN CN201611182236.7A patent/CN106784467B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202977558U (en) * | 2012-11-27 | 2013-06-05 | 广东精进能源有限公司 | Impact resisting structure of power battery pack |
| CN105845856A (en) * | 2015-01-14 | 2016-08-10 | 财团法人金属工业研究发展中心 | Buffer and anti-collision device and production method for energy absorption board therein |
| CN204558569U (en) * | 2015-03-31 | 2015-08-12 | 江苏中辆科技有限公司 | The crashproof cooling box body of rail vehicle vehicle mounted electric pond group |
| CN204668372U (en) * | 2015-04-09 | 2015-09-23 | 捷星新能源科技（苏州）有限公司 | Be applied to the casing of pure electric vehicle dynamic lithium battery |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109130821A (en) * | 2017-06-19 | 2019-01-04 | 德韧汽车控股（英国）有限公司 | Battery carrier frame and its manufacturing method |
| CN109130821B (en) * | 2017-06-19 | 2021-08-24 | 德韧汽车控股（英国）有限公司 | Battery carrier frame and method for manufacturing same |
| CN109786594A (en) * | 2017-11-10 | 2019-05-21 | 东软集团股份有限公司 | A kind of electric car and its battery pack housing |
| CN108357340A (en) * | 2017-12-26 | 2018-08-03 | 北汽福田汽车股份有限公司 | The collision prevention beam component and vehicle of connection component, battery flat |
| CN108357340B (en) * | 2017-12-26 | 2020-07-24 | 北汽福田汽车股份有限公司 | Connecting assembly, anti-collision beam assembly of battery compartment and vehicle |
| CN110071236A (en) * | 2018-01-23 | 2019-07-30 | 通用汽车环球科技运作有限责任公司 | Vehicle battery packs component |
| CN110071236B (en) * | 2018-01-23 | 2022-03-08 | 通用汽车环球科技运作有限责任公司 | Vehicle battery pack assembly |
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| Publication number | Publication date |
|---|---|
| CN106784467B (en) | 2019-08-06 |
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