CN106143646B - Electric car body substructure - Google Patents
Electric car body substructure Download PDFInfo
- Publication number
- CN106143646B CN106143646B CN201610606309.4A CN201610606309A CN106143646B CN 106143646 B CN106143646 B CN 106143646B CN 201610606309 A CN201610606309 A CN 201610606309A CN 106143646 B CN106143646 B CN 106143646B
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- Prior art keywords
- floor
- sill strip
- longitudinal
- electric car
- nutplate
- 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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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 239000004411 aluminium Substances 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
- B62D25/2054—Load carrying floors for commercial vehicles
-
- 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
- B62D21/155—Sub-frames or underguards
Landscapes
- 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 electric car body substructures, including preceding Floor frame structure and rear Floor frame structure and front longitudinal beam, the preceding Floor frame structure includes front apron lower beam, a pair of of sill strip and rear floor front beam, front apron lower beam and rear floor front beam, which are located between a pair of of sill strip, forms front baffle, Floor frame structure includes rear floor front beam after described, longitudinal floor beam and rear Floor rear crossbeam after a pair, longitudinal floor beam, which is located between rear floor front beam and rear Floor rear crossbeam, after the pair of forms afterframe, the rear end of the front longitudinal beam is connected with front apron lower beam, the front apron lower beam, sill strip, floor front beam afterwards, longitudinal floor beam afterwards, Floor rear crossbeam and front longitudinal beam are hollow aluminium profile structure afterwards.All girder constructions use hollow aluminium profile structure, and light-weight, structural strength is big, and both collision effect and weight can combine.
Description
Technical field
The present invention relates to electric vehicle engineering fields, more particularly, to a kind of electric car body substructure.
Background technique
Electric car has energy-saving and environment-friendly advantage as a kind of new-energy automobile, and electric car increasingly becomes automobile
The hot spot of area research.The generally existing problem in electric car field is that accumulator of electric car course continuation mileage is limited at present, this
Limit the popularization and application of electric car.
Existing bottom section of body is mostly steel construction, and weight is big, is unfavorable for electric car lightweight, unfavorable effective extension
Electric car course continuation mileage, and metalwork production assembly and maintenance cost are higher, are unfavorable for reducing cost, are not able to satisfy energy conservation
Environmental requirement；To reach crash requirements, structural member weight is big, and both collision effect and weight are difficult to combine.
Summary of the invention
In view of the shortcomings of the prior art, technical problem to be solved by the invention is to provide a kind of electric car body lower junctions
Structure meets vehicle lightweight requirements, and guarantees structural strength.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is as follows:
The electric car body substructure, including preceding Floor frame structure and rear Floor frame structure and front longitudinal beam,
The preceding Floor frame structure includes front apron lower beam, a pair of of sill strip and rear floor front beam, front apron lower beam and
Floor front beam, which is located between a pair of of sill strip, afterwards forms front baffle, it is described after Floor frame structure include rear floor front beam,
Longitudinal floor beam and rear Floor rear crossbeam after a pair, the pair of rear longitudinal floor beam are located at cross behind rear floor front beam and rear floor
Afterframe is formed between beam, the rear end of the front longitudinal beam is connected with front apron lower beam, the front apron lower beam, sill strip,
Floor front beam, rear longitudinal floor beam, rear Floor rear crossbeam and front longitudinal beam are hollow aluminium profile structure afterwards.
Further, it is connected between the rear end of the front longitudinal beam and front apron lower beam by inclined attachment beam.
The section of the front longitudinal beam is " 8 " font structure.
The front longitudinal beam includes front longitudinal beam back segment and front longitudinal beam leading portion, and the front longitudinal beam leading portion is connected with energy-absorption box, energy-absorption box
It is equipped with anti-collision beam；The energy-absorption box and the equal aluminum component structure of anti-collision beam.
Seat beam is equipped in the front baffle between a pair of of sill strip, the seat beam is hollow aluminum profile knot
Structure, the seat beam include seat front beam and seat rear cross beam, and the seat front beam is equipped with secondary instrument anti-rotation bracket,
Seat rear cross beam is equipped with parking brake mounting base.
The battery fixing structure for fixing battery is equipped with inside the sill strip.
The front longitudinal beam is structure as a whole with attachment beam, and the two sides of attachment beam are equipped with the reinforcement being connected with front apron lower beam
Beam, attachment beam and reinforcing beam are hollow aluminium profile structure.
The battery fixing structure includes that nutplate mounting bar and the battery being located on nutplate mounting bar install nutplate,
Nutplate mounting bar is fixed on the bottom plate of sill strip, and bottom plate is equipped with corresponding logical with the screw hole in battery installation nutplate
Hole.
Crumple groove is equipped on the front longitudinal beam leading portion and energy-absorption box.
The bottom plate of the sill strip is equipped with card slot, and nutplate mounting bar is inserted in card slot.
Compared with prior art, the present invention having the advantage that the electric car body design of substructure is reasonable, own
Girder construction uses hollow aluminium profile structure, and light-weight, structural strength is big, and both collision effect and weight can combine,
Be conducive to electric car lightweight, can effectively extend electric car course continuation mileage, reduces use cost.
Detailed description of the invention
Content expressed by each width attached drawing of this specification and the label in figure are briefly described below:
Fig. 1 is Floor frame structure lower part of the present invention schematic diagram.
Fig. 2 is Floor frame structure top of the present invention schematic diagram.
Fig. 3 is sill strip structural schematic diagram of the present invention.
Fig. 4 is the A-A cross-sectional view along Fig. 3.
Fig. 5 is the B-B cross-sectional view along Fig. 3.
Fig. 6 is sill strip decomposition diagram of the present invention.
Fig. 7 is front longitudinal beam of the present invention and front apron lower beam connection schematic diagram.
In figure:
1. front longitudinal beam back segment, 2. front apron lower beams,
3. sill strip, 301. seam allowance connecting plates, 302. lifting fixed frames, 303. nutplate mounting bars, the installation of 304. batteries
Sealing plate before sealing plate, 307. behind nutplate, 305. rivets, 306.,
4. longitudinal floor beam behind floor front beam, 7. subframe mounting rails, 8. behind seat front beam, 5. seat rear cross beams, 6.,
It is examined before overhauling lid, 14. behind floor middle, 10., the reinforcement of rear Floor rear crossbeam 11. stringer, 12. web beams, 13. after 9.
Repair ontology behind lid, 15. preceding floors, ontology, 18. secondary instrument anti-rotation brackets, 19. before ontology, 17. preceding floors in 16. preceding floors
Parking brake mounting base, 20. front longitudinal beam leading portions, 21. energy-absorption boxes, 22. anti-collision beams.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation.
As shown in Figures 1 to 7, the electric car body substructure, including preceding Floor frame structure and rear floor frame
Structure and front longitudinal beam, preceding Floor frame structure include front apron lower beam, a pair of of sill strip and rear floor front beam, front
Plate lower beam and rear floor front beam are located between a pair of of sill strip and form front baffle, before rear Floor frame structure includes rear floor
Crossbeam, it is a pair of after longitudinal floor beam and rear Floor rear crossbeam, it is the pair of after longitudinal floor beam be located at rear floor front beam with afterwards
Afterframe is formed between plate rear cross beam, the rear end of front longitudinal beam is connected with front apron lower beam, front apron lower beam, sill strip, after
Floor front beam, rear longitudinal floor beam, rear Floor rear crossbeam and front longitudinal beam are hollow aluminium profile structure.
It is connected between the rear end of front longitudinal beam and front apron lower beam 2 by inclined attachment beam.Pass through inclined attachment beam
The rear end of front longitudinal beam is connected by transition with front apron lower beam.Front longitudinal beam is connected with the floor frame assembly at rear, central collision
In the process, front longitudinal beam stress can pass in preceding Floor frame structure and rear Floor frame structure, guarantee collision effect.
Front longitudinal beam on vehicle body is higher than front apron lower beam 2, i.e. the attachment beam lower section that is located at front longitudinal beam, before central collision in the process
The longitudinal force of stringer transmitting, front longitudinal beam are structure as a whole with attachment beam, and structural strength is able to satisfy crash requirements.
Front longitudinal beam includes front longitudinal beam back segment 1 and front longitudinal beam leading portion 20, and front longitudinal beam leading portion is connected with energy-absorption box 21, and energy-absorption box is located at
The front of front longitudinal beam leading portion, energy-absorption box 21 are equipped with anti-collision beam 22；Energy-absorption box 21 and the equal aluminum component structure of anti-collision beam 22.Energy-absorbing
The section of box and front longitudinal beam is " 8 " font structure, light-weight, there is another fixed structural strength.
The two sides of attachment beam are equipped with the reinforcing beam being connected with front apron lower beam, and attachment beam and reinforcing beam are hollow aluminium
Profile structure.
Crumple groove is equipped on front longitudinal beam leading portion 20 and energy-absorption box 21.After energy-absorption box 21 and front longitudinal beam leading portion and front longitudinal beam
Section forms three-stage structure, and the structural strength of front first segment energy-absorption box is less than the structural strength of front longitudinal beam leading portion, front longitudinal beam leading portion
Structural strength be less than the structural strength of front longitudinal beam back segment, form preceding two sections and gone for crumple, latter section to stablize conducting region, it is preceding to indulge
Beam rear has preferable central collision effect, and light-weight, is conducive to electricity by whole forward and backward Floor frame structure support
Electrical automobile lightweight can effectively extend electric car course continuation mileage, reduce use cost.
Front floor of electric vehicle frame structure, including front apron lower beam 2, a pair of of sill strip 3, rear floor front beam 6,
In, preceding floor, cross under front apron are equipped in the front baffle that front apron lower beam 2, a pair of of sill strip 3, rear floor front beam 6 are formed
Beam 2, a pair of of sill strip 3, rear floor front beam 6 are hollow aluminium profile structure, and preceding floor is aluminium sheet structure.Aluminum profile passes through
Mold extrusion molding, weight is small, and structural strength is big, is conducive to electric car lightweight, can effectively extend in electric car continuation of the journey
Journey can reduce use cost.
Seat beam is equipped in front baffle between a pair of of sill strip, seat beam is hollow aluminium profile structure.Seat
Crossbeam includes seat front beam 4 and seat rear cross beam 5, and seat front beam 5 is equipped with secondary instrument anti-rotation bracket 18, secondary instrument anti-rotation
Bracket 18 is u-bracket, and secondary instrument rear end is fixed, and prevents secondary instrument from rotating；Seat rear cross beam 5 is installed equipped with parking brake
Seat 19.Secondary instrument anti-rotation bracket 18 and parking brake mounting base 19 are aluminum component structure, light-weight.
Front apron lower beam 2, seat front beam 4, seat rear cross beam 5, rear floor front beam 6 are mutually arranged in parallel, preceding
Baffle lower beam, seat rear cross beam, is equipped with reinforcing rib inside rear floor front beam at seat front beam, and structural strength is big.
Front apron lower beam 2 is connected with front longitudinal beam back segment 1.Front longitudinal beam back segment 1 is hollow aluminium profile structure.Automobile central collision
When, before being transferred force to by front longitudinal beam in Floor frame structure, and to the battery shape below Floor frame structure before being located at
At protection, central collision effect is improved.
Before the power battery of electric car is located at below Floor frame structure, it is equipped with inside sill strip 3 for fixing battery
Battery fixing structure.Battery fixing structure is arranged inside sill strip, and tradition is arranged outside sill strip relatively, stable structure
Reliably, and sill strip lower space is saved.
It is equipped in sill strip 3 for the reinforcing rib by sill strip inside division at one group of cavity.Battery fixing structure is located at
It in the cavity of sill strip ontology bottom, that is, is mounted on the bottom plate of sill strip, the structure for improving sill strip by reinforcing rib is strong
Degree, to be attained by requirement to the protection of battery module when forming reliable protection, side impact and central collision to battery fixing structure.
Battery fixing structure includes nutplate mounting bar 303 and the battery being located on nutplate mounting bar installation nutplate
304, nutplate mounting bar 303 is fixed on the bottom plate of sill strip, and bottom plate is equipped with and the screw hole phase in battery installation nutplate
Corresponding through-hole.
The bottom plate of sill strip 3 is equipped with card slot, and nutplate mounting bar 303 is inserted in card slot, and the installation of nutplate mounting bar is torn open
Simplicity is unloaded, follow-up maintenance is facilitated.Nutplate mounting bar 303 is equipped with a pair of of clamp, and battery installation nutplate 304 is stuck in a pair of of card
In son, battery installs nutplate simple installation, and battery installs nutplate and is equipped with project-welding nut.All parts are individual components,
By fitting together, structure is simple, easy to process, low manufacture cost, replaces convenient for subsequent maintenance.
It is one group that battery, which installs nutplate 304, and uniform intervals are located on nutplate mounting bar, nutplate mounting bar insertion card
After slot, nutplate mounting bar both ends are fixed on the bottom plate of sill strip by the rivet 305 of core pulling.Bolt on battery frame with
Screw hole in battery installation nutplate matches, and battery is fixed, sill strip uniform force, and battery is fixed reliable.And
Entire battery fixing structure is located in sill strip, is not take up exterior space, facilitates installation.
3 top of sill strip is equipped with hollow protrusion, and protrusion is structure as a whole with sill strip ontology.The both ends of sill strip ontology
It is equipped with sealing plate, sealing plate is respectively preceding sealing plate 307 and rear sealing plate 306, and two sealing plates are aluminium sheet, and weight is small.The protrusion of sill strip
It is equipped with lower part seam allowance, and is located at raised one end equipped with the seam allowance connecting plate for being connected with the side seam allowance in A column flowering structure
301, improve the structural strength of seam allowance.
It is equipped with lifting fixed frame 302 below 3 both ends of sill strip, that is, lifts the bottom that fixed frame is fixed on the bottom plate of sill strip
On face, nutplate mounting bar is staggered with lifting fixed frame upper and lower position, and lifting fixed frame is arranged by the outside of sill strip, nutplate
Mounting bar is arranged by the inside of sill strip, guarantees the structural strength of sill strip, lifting fixed frame is aluminium profile structure, light-weight.
Two lifting fixed frames 302 are located at the both ends of sill strip, tie wherein the lifting fixed frame for being located at front is located under A column
The underface of structure is located at the underface of B column positioned at the lifting fixed frame at rear portion, when being lifted by lifting fixed frame to vehicle body, two
The stress of end lifting fixed frame passes through sill strip respectively and passes in A column flowering structure and B column, and reliable and stable, sill strip is not pliable
Song deformation.
It is ontology 17 before preceding floor, seat front beam and seat rear cross beam between front apron lower beam 2 and seat front beam 4
It is ontology 15 behind preceding floor between seat rear cross beam and rear floor front beam for ontology 16 in preceding floor.Preceding floor is divided into three
Independent sector guarantees the structural strength on floor.
Preceding Floor frame structure and rear Floor frame structure form entire Floor frame structure, it is ensured that whole structure is strong
Degree.
Floor frame structure afterwards, including rear floor front beam 6, a pair of of subframe mounting rail 7, it is a pair of after longitudinal floor beam 8 with
And rear Floor rear crossbeam 10；Wherein, longitudinal floor beam 8 is located at shape between rear floor front beam 6 and rear Floor rear crossbeam 10 after a pair
At frame, i.e., rear longitudinal floor beam front end is welded on rear floor front beam, and rear longitudinal floor beam rear end is welded on rear Floor rear crossbeam
On.
Floor front beam 6, subframe mounting rail 7, rear longitudinal floor beam 8 and rear Floor rear crossbeam 10 are hollow aluminium afterwards
Profile structure, for aluminium profile structure by mold extrusion molding, weight is small, and structural strength is big, is conducive to electric car lightweight, can
Effectively extend electric car course continuation mileage, reduces use cost.
The end of floor front beam 6 is welded on the rear portion of sill strip 3 on vehicle body, 7 one end of subframe mounting rail and threshold afterwards
3 rear end of beam is connected, and the subframe mounting rail other end is connected with the front of rear longitudinal floor beam, improves structural strength.
Rear floor middle 9 is equipped with after a pair between longitudinal floor beam 8, correspondence is respectively welded in the both ends of rear floor middle 9
Rear longitudinal floor beam on, rear floor middle is parallel with rear Floor rear crossbeam and rear floor front beam.Floor middle afterwards
It also is hollow aluminium profile structure.
The floor between floor middle and rear Floor rear crossbeam is bolted on crossbeam afterwards, and lid is overhauled after formation
13, rear maintenance lid is detachable, and the convenient component to below rear maintenance lid overhauls.
It is equipped between floor middle and rear floor front beam afterwards and reinforces stringer 11.Reinforce between stringer and rear longitudinal floor beam
Floor fixed also by bolt, lid 14 is overhauled before being formed, rear lid of overhauling is detachable, it is convenient to rear maintenance lid below
Component is overhauled.
Overhauling lid 13 and preceding maintenance lid 14 afterwards is aluminium sheet structure, and equipped with reinforcing rib in two lids, will after
Floor is divided into several independent sectors, and light-weight, structural strength is big.It overhauls lid afterwards and preceding maintenance lid is dismountable lid
Plate can disassemble when needing, convenient for below rear floor motor and the various control units of motor overhaul.
Reinforce being equipped with web beam 12 between stringer and rear longitudinal floor beam.It is parallel with rear longitudinal floor beam to reinforce stringer, adds
Deck transverse is parallel with rear floor front beam, reinforces stringer and web beam is hollow aluminium profile structure, it is strong to improve structure
Degree.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, if use the improvement for the various unsubstantialities that conception and technical scheme of the invention carry out, or it is not improved will
Conception and technical scheme of the invention directly apply to other occasions, within the scope of the present invention.
Claims (7)
1. a kind of electric car body substructure, including preceding Floor frame structure and rear Floor frame structure and front longitudinal beam,
The preceding Floor frame structure includes front apron lower beam, a pair of of sill strip and rear floor front beam, front apron lower beam and
Floor front beam, which is located between a pair of of sill strip, afterwards forms front baffle, it is described after Floor frame structure include rear floor front beam,
Longitudinal floor beam and rear Floor rear crossbeam after a pair, the pair of rear longitudinal floor beam are located at cross behind rear floor front beam and rear floor
Afterframe is formed between beam, it is characterised in that: the rear end of the front longitudinal beam is connected with front apron lower beam, horizontal under the front apron
Beam, sill strip, rear floor front beam, rear longitudinal floor beam, rear Floor rear crossbeam and front longitudinal beam are hollow aluminium profile structure；
The battery fixing structure for fixing battery is equipped with inside the sill strip；The battery fixing structure includes nutplate peace
Dress item and the battery being located on nutplate mounting bar installation nutplate, nutplate mounting bar are fixed on the bottom plate of sill strip, bottom
Plate is equipped with through-hole corresponding with the screw hole in battery installation nutplate；
The bottom plate of the sill strip is equipped with card slot, and nutplate mounting bar is inserted in card slot；
It is one group that battery, which installs nutplate, and uniform intervals are located on nutplate mounting bar, after nutplate mounting bar is inserted into card slot, spiral shell
Motherboard mounting bar both ends are fixed on the bottom plate of sill strip by the rivet of core pulling.
2. electric car body substructure as described in claim 1, it is characterised in that: the rear end of the front longitudinal beam and front apron
It is connected between lower beam by inclined attachment beam.
3. electric car body substructure as described in claim 1, it is characterised in that: the section of the front longitudinal beam is " 8 " word
Type structure.
4. electric car body substructure as described in claim 1, it is characterised in that: the front longitudinal beam includes front longitudinal beam back segment
With front longitudinal beam leading portion, the front longitudinal beam leading portion is connected with energy-absorption box, and energy-absorption box is equipped with anti-collision beam；The energy-absorption box and anticollision are horizontal
The equal aluminum component structure of beam.
5. electric car body substructure as described in claim 1, it is characterised in that: in a pair of of sill strip in the front baffle
Between be equipped with seat beam, the seat beam be hollow aluminium profile structure, the seat beam include seat front beam and
Seat rear cross beam, the seat front beam are equipped with secondary instrument anti-rotation bracket, and seat rear cross beam is equipped with parking brake mounting base.
6. electric car body substructure as claimed in claim 2, it is characterised in that: the front longitudinal beam is integrated with attachment beam
Structure, the two sides of attachment beam are equipped with the reinforcing beam being connected with front apron lower beam, and attachment beam and reinforcing beam are hollow aluminium profiles
Material structure.
7. electric car body substructure as claimed in claim 4, it is characterised in that: on the front longitudinal beam leading portion and energy-absorption box
It is equipped with crumple groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606309.4A CN106143646B (en) | 2016-07-29 | 2016-07-29 | Electric car body substructure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610606309.4A CN106143646B (en) | 2016-07-29 | 2016-07-29 | Electric car body substructure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106143646A CN106143646A (en) | 2016-11-23 |
| CN106143646B true CN106143646B (en) | 2019-03-19 |
Family
ID=58060053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610606309.4A Active CN106143646B (en) | 2016-07-29 | 2016-07-29 | Electric car body substructure |
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| Country | Link |
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| CN (1) | CN106143646B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106494509A (en) * | 2016-11-25 | 2017-03-15 | 上汽通用五菱汽车股份有限公司 | vehicle frame |
| CN106428236B (en) * | 2016-11-29 | 2023-07-28 | 上汽通用五菱汽车股份有限公司 | Rear floor beam structure |
| WO2018163815A1 (en) * | 2017-03-10 | 2018-09-13 | マツダ株式会社 | Lower vehicle body structure for vehicle |
| CN109204477B (en) * | 2017-06-30 | 2020-11-20 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109204557B (en) * | 2017-06-30 | 2021-11-12 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109204467B (en) * | 2017-06-30 | 2021-02-23 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN109204561B (en) * | 2017-06-30 | 2020-08-07 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN107539166B (en) * | 2017-08-23 | 2019-09-17 | 浙江英伦汽车有限公司 | Seat mounting bracket and its assemble method |
| CN109895866A (en) * | 2017-12-08 | 2019-06-18 | 蔚来汽车有限公司 | Floor panel structure, aluminium alloy extruded molded part and vehicle before vehicle |
| CN107985422B (en) * | 2017-12-08 | 2024-07-05 | 阿尔特汽车技术股份有限公司 | Lower body structure of pure electric vehicle |
| CN108082287B (en) * | 2017-12-20 | 2020-10-27 | 奇瑞新能源汽车股份有限公司 | Half-bearing type frame structure of electric logistics vehicle |
| FR3082494B1 (en) * | 2018-06-19 | 2021-05-14 | Psa Automobiles Sa | MOTOR VEHICLE CHASSIS, INCLUDING A MEANS OF DISTRIBUTION AGAINST A TUNNEL OF A FORCE APPLIED BY A CROSSMOUNT IN THE EVENT OF SIDE IMPACT. |
| CN112537370B (en) * | 2020-12-10 | 2022-07-22 | 奇瑞新能源汽车股份有限公司 | Vehicle front longitudinal assembly and vehicle |
| CN112896323B (en) * | 2021-02-05 | 2022-06-21 | 奇瑞新能源汽车股份有限公司 | Cage-shaped framework structure of vehicle body |
| CN114802447B (en) * | 2021-08-13 | 2023-05-23 | 长城汽车股份有限公司 | Lower vehicle body middle structure |
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| Publication number | Publication date |
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| CN106143646A (en) | 2016-11-23 |
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