CN106240641B - A kind of small-sized electric car front deck anti-collision structure - Google Patents
A kind of small-sized electric car front deck anti-collision structure Download PDFInfo
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- CN106240641B CN106240641B CN201610630964.3A CN201610630964A CN106240641B CN 106240641 B CN106240641 B CN 106240641B CN 201610630964 A CN201610630964 A CN 201610630964A CN 106240641 B CN106240641 B CN 106240641B
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- front deck
- damping
- vehicle frame
- connecting pole
- collision
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of small-sized electric car front deck anti-collision structure；The anti-collision structure is installed column, connecting pole etc. and is welded to form by lower collision prevention girders, middle collision prevention girders, front deck crossbeam, anticollision connector, cant beam, front deck longeron, longitudinal beam, front wall crossbeam, damping.Three space triangular structures are formed, collision energy is passed into vehicle body, vehicle frame, frontal impact is reduced, can more effectively protect pedestrains safety, occupant safety.
Description
Technical field
The present invention relates to automobile front chamber skeleton structure, more particularly to a kind of small-sized electric car front deck anti-collision structure.
Background technology
Pure electric automobile refers to use motor for draw-gear, and completely by the automobile of rechargeable battery offer power,
Effect on environment is small, meets the vehicle of road traffic requirements.Although with a long history, technology is still immature, due to small-sized
Electric car speed is not high, so collision safety coefficient is generally relatively low.
The content of the invention
To solve the above problems, the present invention provides a kind of small-sized electric car front deck anti-collision structure, this structure is greatly improved
The security of vehicle head-on crash；Energy is effectively absorbed in an impact, and reduces the injury to pedestrian and occupant.It is specific to use
Following technical scheme：
The anti-collision structure includes front deck bumper assembly, middle bumper assembly, lower bumper assembly, it is characterised in that front deck anticollision
Assembly includes front deck crossbeam, the left longeron of front deck, front deck right vertical beam, and the two ends of front deck crossbeam are connected to the left longeron of front deck with before
The front end of cabin right vertical beam；Middle bumper assembly includes middle collision prevention girders, left anticollision connector, right anticollision connector, left connecting pole, right company
Connect the left and right ends that middle collision prevention girders are connected in the middle part of post, left anticollision connector and right anticollision connector, left anticollision connection
The two ends of part and right anticollision connector are connected on left connecting pole and right connecting pole, left anticollision connector and left connecting pole,
Right anticollision connector forms space triangular structure respectively with right connecting pole；Lower bumper assembly include lower collision prevention girders, the left longeron of vehicle frame,
Vehicle frame right vertical beam, the two ends of lower collision prevention girders are connected to the front end of the left longeron of vehicle frame and vehicle frame right vertical beam.
It is preferred that, left anticollision connector is shaped as similar triangle with right anticollision connector.
It is preferred that, being shaped as left anticollision connector and right anticollision connector it is similar "<" shape.
It is preferred that, being shaped as left anticollision connector and right anticollision connector is similarShape.
It is preferred that, the structure also includes left cant beam, right cant beam, and it is left that the upper end of left cant beam and right cant beam is connected to front deck
The front end of longeron and front deck right vertical beam, left cant beam, the lower end of right cant beam are connected to the left longeron of vehicle frame and vehicle frame right vertical beam
Front end.Preferably, the upper end of left connecting pole and right connecting pole is connected on front deck crossbeam, left connecting pole and right connecting pole
Lower end is connected on left cant beam and right cant beam, left connecting pole, front deck crossbeam, left cant beam and right connecting pole, front deck crossbeam,
Right cant beam forms space triangular structure respectively.
It is preferred that, the structure also includes front wall crossbeam, and the two ends of front wall crossbeam are respectively welded at the left longeron of front deck and front deck
The medium position of right vertical beam.
It is preferred that, the structure also includes left damping and installs column, right damping installation column, and column is installed in left damping and the right side subtracts
The upper end of shake installation column is connected to the front end of the left longeron of front deck and front deck right vertical beam, and column and right damping are installed in left damping
The lower end for installing column is connected on the left longeron of vehicle frame and vehicle frame right vertical beam；Column, vehicle frame are installed in left cant beam, left damping
Left longeron and right cant beam, right damping install column, vehicle frame right vertical beam and form space triangular structure respectively.
It is preferred that, column is installed in left damping and the upper end of right damping installation column is respectively arranged with damping installation pallet, left
Column is installed in damping and right damping is installed column and is connected respectively with the left longeron of front deck and front deck right vertical beam by damping installation pallet,
Pallet is installed in damping is used for mounting shock absorber.
It is preferred that, frame cross is provided between the left longeron of vehicle frame and vehicle frame right vertical beam, the left end of frame cross is welded on car
The left longeron of frame installs the junction of column with left damping, and the right-hand member of frame cross is welded on vehicle frame right vertical beam and installs vertical with right damping
The junction of post.
It is preferred that, left cant beam and right cant beam are tilted backwards.
It is preferred that, left anticollision connector is integrally formed with left connecting pole, and right anticollision connector is integrally formed with right connecting pole.
It is preferred that, the energy absorption device with crumple groove is provided with middle collision prevention girders.
The present invention has the advantages that compared with prior art：
1st, the technical program increases pedestrian protecting due to using the design of structuring anti-collision structure, optimizing anti-collision structure, improves
Collision safety coefficient.
2nd, the technical program is made up of the anti-collision structure of three kinds of difference in functionalitys due to front hatch sections；Middle collision prevention girders, which mainly rise, touches
Hit the function of energy-absorbing, pedestrian protecting；Front deck crossbeam is connected with vehicle frame and formed with front deck longeron formation front deck structural member, lower collision prevention girders
Safeguard structure, is effectively increased front deck intensity and rigidity, and the power of collision is effectively disperseed；Front wall crossbeam is protected together to be last, is protected
Protect driving cabin.Anticollision relies primarily on front anti-collision beam before prior art vehicle body, and by high-strength plate rolling formation, bolt is passed through with vehicle body
Connection, protection is single, and can not be to pedestrian protecting, and material cost is high in addition, and complex process, efficiency of assembling is low；With prior art
Compare, the technical program forms space multistory protection using three space triangular structures, and three is from front to back, interrelated,
Supplement and complement each other, intensity grows from weak to strong, strengthen step by step.When colliding, energy is absorbed step by step, improves the effective of anticollision
Property, while playing certain protective effect to pedestrian.It is stamping and this programme part all uses general steel plate, pass through weldering
Riveting is connected, and the cost of material is low, and technique is simple, and efficiency of assembling is high.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1, Fig. 2 are electric car front deck anti-collision structure structural representations of the present invention.
Embodiment
As shown in figure 1, the electric car front deck anti-collision structure of present embodiment is by lower collision prevention girders 1, middle collision prevention girders 2, front deck
Crossbeam 3, left anticollision connector 4, right anticollision connector 5, left cant beam 6, right cant beam 7, the left longeron 8 of front deck, front deck right vertical beam 9, car
Frame left/right longeron 10, front wall crossbeam 11, left/right damping install column 12, left connecting pole 14, right connecting pole 15 and pass through welding group
Into by the application of the material of varying strength, assigning respective part difference in functionality respectively, form the complete anti-collision structure of front deck, increase
Plus the safety coefficient of pedestrian and occupant.
As shown in figure 1, the two ends of left anticollision connector 4 and right anticollision connector 5 are connected to left connecting pole 14 and the right side
On connecting pole 15, left anticollision connector 4 forms space three respectively with left connecting pole 14, right anticollision connector 5 and right connecting pole 15
Corner structure I, while middle collision prevention girders 2 have the energy absorption device with crumple groove, space triangular structure I can make front deck crossbeam 3, middle collision prevention girders
2 is effectively firm, reduces injury of intrusion volume when colliding to occupant, simultaneously because middle collision prevention girders 2 have the energy-absorbing dress with crumple groove
Put, pedestrian can be protected；Left connecting pole 14, front deck crossbeam 3, left cant beam 6 and right connecting pole 15, front deck crossbeam 3, the right side
Cant beam 7 forms space triangular structure II respectively, this lower end connecting vehicle frame left/right longeron 10 of space triangular structure II, makes front deck horizontal
Beam 3 is further strengthened under the left longeron 8 of front deck, the support of front deck right vertical beam 9, improves the crashworthiness of front deck crossbeam 3
Energy；Left cant beam 6, left damping installation column 12, the left longeron 10 of vehicle frame and right cant beam 7, right damping are installed column 12, the vehicle frame right side and indulged
Beam 10 forms space triangular structure III respectively.Space triangular structure I, space triangular structure II, the three of space triangular structure III from
Front to back, it is interrelated, supplement and complement each other, intensity grows from weak to strong, strengthen step by step.When colliding, energy is absorbed step by step, is carried
The high validity of anticollision, while playing certain protective effect to pedestrian.
Claims (11)
1. a kind of electric car front deck anti-collision structure, the structure includes front deck bumper assembly, middle bumper assembly, lower bumper assembly, its
It is characterised by, front deck bumper assembly includes front deck crossbeam, the left longeron of front deck, front deck right vertical beam, and the two ends of front deck crossbeam connect respectively
It is connected on the front end of the left longeron of front deck and front deck right vertical beam；Middle bumper assembly includes middle collision prevention girders, left anticollision connector, right anticollision company
A left side for middle collision prevention girders is connected in the middle part of fitting, left connecting pole, right connecting pole, left anticollision connector and right anticollision connector
The two ends of right two ends, left anticollision connector and right anticollision connector are connected on left connecting pole and right connecting pole, left anticollision
Connector forms space triangular structure I respectively with left connecting pole, right anticollision connector and right connecting pole；Under lower bumper assembly includes
The left longeron of collision prevention girders, vehicle frame, vehicle frame right vertical beam, the two ends of lower collision prevention girders are connected to the left longeron of vehicle frame and vehicle frame right vertical beam
The upper end of front end, in addition to left cant beam, right cant beam, left cant beam and right cant beam is connected to the left longeron of front deck and front deck right vertical beam
Front end, left cant beam, the lower end of right cant beam are connected to the front end of the left longeron of vehicle frame and vehicle frame right vertical beam, left connecting pole and the right side
The upper end of connecting pole is connected on front deck crossbeam, and the lower end of left connecting pole and right connecting pole is connected to left cant beam and the right side
On cant beam, left connecting pole, front deck crossbeam, left cant beam and right connecting pole, front deck crossbeam, right cant beam form space triangular knot respectively
Structure II, space triangular structure I, space triangular structure I I are arranged from front to back, interrelated.
2. the shape of electric car front deck anti-collision structure according to claim 1, left anticollision connector and right anticollision connector
For similar triangle.
3. the shape of electric car front deck anti-collision structure according to claim 1, left anticollision connector and right anticollision connector
For similar ＜ shapes.
4. the shape of electric car front deck anti-collision structure according to claim 1, left anticollision connector and right anticollision connector
To be similarShape.
5. according to any described electric car front deck anti-collision structures of claim 1-4, it is characterised in that the structure also includes front wall
Crossbeam, the two ends of front wall crossbeam are respectively welded at the medium position of the left longeron of front deck and front deck right vertical beam.
6. according to any described electric car front deck anti-collision structures of claim 1-4, it is characterised in that the structure also subtracts including a left side
Shake installs column, right damping and installs column, and column is installed in left damping and the upper end of right damping installation column is connected to front deck
The front end of left longeron and front deck right vertical beam, column is installed in left damping and the lower end of right damping installation column is connected to a vehicle frame left side
On longeron and vehicle frame right vertical beam；Left cant beam, left damping install column, the left longeron of vehicle frame and right cant beam, right damping install column,
Vehicle frame right vertical beam forms space triangular structure III respectively, so that space triangular structure I, space triangular structure I I and space triangular
Structure III is arranged from front to back, interrelated, and intensity grows from weak to strong, when colliding, and energy is absorbed step by step..
7. electric car front deck anti-collision structure according to claim 6, it is characterised in that column and right damping are installed in left damping
The upper end for installing column is respectively arranged with damping installation pallet, and column is installed in left damping and right damping is installed column and pacified by damping
Dress pallet is connected with the left longeron of front deck and front deck right vertical beam respectively, and pallet is installed in damping is used for mounting shock absorber.
8. electric car front deck anti-collision structure according to claim 7, it is characterised in that the left longeron of vehicle frame and vehicle frame right vertical beam
Between be provided with frame cross, the left end of frame cross is welded on the junction that the left longeron of vehicle frame installs column with left damping, vehicle frame
The right-hand member of crossbeam is welded on the junction that vehicle frame right vertical beam installs column with right damping.
9. electric car front deck anti-collision structure according to claim 1, it is characterised in that left cant beam and right cant beam retreat
Tiltedly.
10. electric car front deck anti-collision structure according to claim 1, it is characterised in that left anticollision connector and left connection
Post is integrally formed, and right anticollision connector is integrally formed with right connecting pole.
11. electric car front deck anti-collision structure according to claim 1, it is characterised in that band is provided with middle collision prevention girders and is burst
The energy absorption device of contracting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630964.3A CN106240641B (en) | 2016-08-04 | 2016-08-04 | A kind of small-sized electric car front deck anti-collision structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630964.3A CN106240641B (en) | 2016-08-04 | 2016-08-04 | A kind of small-sized electric car front deck anti-collision structure |
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| CN106240641A CN106240641A (en) | 2016-12-21 |
| CN106240641B true CN106240641B (en) | 2017-09-26 |
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| US10494028B2 (en) | 2017-06-21 | 2019-12-03 | Ford Global Technologies, Llc | Vehicle frame structure |
| CN109204498B (en) * | 2017-06-30 | 2021-03-26 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN108394467A (en) * | 2018-05-07 | 2018-08-14 | 太原学院 | A kind of electromobile frame |
| CN109014639B (en) * | 2018-08-20 | 2021-01-22 | 北京长城华冠汽车科技股份有限公司 | Welding process for aluminum alloy front engine room assembly |
| KR102567273B1 (en) * | 2018-11-23 | 2023-08-16 | 현대자동차주식회사 | Vehicle body structure |
| CN112549936B (en) * | 2020-12-22 | 2022-05-06 | 浙江零跑科技股份有限公司 | Electric motor car cooling module arranges and mounting structure |
| CN115402416A (en) * | 2022-08-17 | 2022-11-29 | 柳州五菱新能源汽车有限公司 | Vehicle body structure and short-head vehicle |
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| CN106240641A (en) | 2016-12-21 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170106 Address after: The mayor of Changge, Henan province 461502 East Road, No. 2926 agency Applicant after: HENAN HONGRUI SHIYING VEHICLE Co.,Ltd. Address before: 101149 Beijing, Xinhua South Road, No. 39, building No. 99, on the east side of the building, No. Applicant before: BEIJING HENREY AUTOMOBILE TECHNOLOGY CO.,LTD. |
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| CB03 | Change of inventor or designer information |
Inventor after: Bai Ruiping Inventor after: Wang Wenxue Inventor after: Lanyadong Inventor before: Bai Ruiping Inventor before: Wang Wenxue |
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| CP01 | Change in the name or title of a patent holder |
Address after: No. 2926, East Section of Changshe Road, Changge, Henan Province, 461502 Patentee after: Henan Hongrui Automobile Technology Co.,Ltd. Address before: No. 2926, East Section of Changshe Road, Changge, Henan Province, 461502 Patentee before: HENAN HONGRUI SHIYING VEHICLE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |