CN105774915B - Afterwards joist assembly and its with rear floor, the attachment structure of trailing wheel bulge - Google Patents
Afterwards joist assembly and its with rear floor, the attachment structure of trailing wheel bulge Download PDFInfo
- Publication number
- CN105774915B CN105774915B CN201610343156.9A CN201610343156A CN105774915B CN 105774915 B CN105774915 B CN 105774915B CN 201610343156 A CN201610343156 A CN 201610343156A CN 105774915 B CN105774915 B CN 105774915B
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- China
- Prior art keywords
- crossbeam
- flange
- longeron
- trailing wheel
- wheel bulge
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Classifications
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- 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
- B62D25/08—Front or rear portions
- B62D25/16—Mud-guards or wings; Wheel cover panels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D23/00—Combined superstructure and frame, i.e. monocoque constructions
-
- 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
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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)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses joist assembly after a kind of and its with rear floor,The attachment structure of trailing wheel bulge,Including crossbeam and the longeron for being symmetrically welded at crossbeam both ends,The first flange is respectively equipped with the two side top of longeron,The second flange is respectively equipped with the two side top of crossbeam,The 3rd flange is respectively equipped with the both ends of crossbeam two side,In longeron with crossbeam opposite position at be welded with stringpiece reinforcement,Stringpiece reinforcement includes stringpiece reinforcement body and the 4th flange,There is the mounting surface to raise up on stringpiece reinforcement body,Mounting surface is raised up and formed respectively by the front and rear of stringpiece reinforcement body,Project-welding nut is welded with mounting surface,Stringpiece reinforcement is by the 4th flanging welded in longeron,And two side of two projections respectively with crossbeam corresponds on lateral attitude,Make crossbeam,Longeron is connected to form "ON" font chi structure with stringpiece reinforcement three.The present invention improves the rigidity of structure on floor.
Description
Technical field
The invention belongs to automotive body structure technology, and in particular to it is a kind of after joist assembly and its with rear floor, trailing wheel
The attachment structure of bulge.
Background technology
Generally, floor crossmember is disposed with chassis rear-suspension system mount point with stringer attachment locations after passenger car, and vehicle body is indulged
Transmission to, cross force crosses herein, while chassis active force is also delivered to trailing wheel bulge in this position upwardly through girder system, then
It is delivered to upper body.The key point scattered as vehicle body stress and active force transmission, the attachment structure of rear floor crossmember and longeron
Particularly important effect is all played to the intensity, rigidity and crashworthiness of white body.
Common rear floor crossmember only has the U-typed buttress brace positioned at rail inner with stringer attachment locations reinforcer, or
For along the supporting plate of longeron cross-sectional distribution, or both the form that is combined.This class formation to vehicle body longitudinally, laterally power transmission with
And chassis active force is passed up to the contribution Shortcomings of upper body, while have very in terms of the lifting of bus body strength and rigidity
Big room for improvement.
Therefore, it is necessary to develop a kind of new rear joist assembly and its with rear floor, the attachment structure of trailing wheel bulge.
The content of the invention
It is an object of the invention to provide a kind of rear joist assembly, on the premise of vehicle body cost and weight is not increased, energy
It is effectively improved the transmission of vehicle body power and disperses, lifts the rigidity of structure on floor, while meet process requirements.
It is a further object of the present invention to provide joist assembly after a kind of and rear floor, the attachment structure of trailing wheel bulge,
On the premise of not increasing vehicle body cost and weight, it can effectively improve the transmission of vehicle body power and disperse, lift the rigidity of structure on floor,
Meet process requirements simultaneously.
Joist assembly after of the present invention, including crossbeam and the longeron for being symmetrically welded at crossbeam both ends, longeron break
Face is taken the shape of the letter U, and the first flange with rear floor, trailing wheel bulge welding, the section of crossbeam are respectively equipped with the two side top of longeron
Take the shape of the letter U, the second flange with rear floor welded is respectively equipped with the two side top of crossbeam, distinguish at the both ends of crossbeam two side
Provided with the 3rd flange welded with side rail inner, in the longeron with crossbeam opposite position at be welded with stringpiece reinforcement,
The stringpiece reinforcement includes stringpiece reinforcement body, and is arranged on the 4th of the stringpiece reinforcement body edge and turns over
Side, have the mounting surface to raise up on the stringpiece reinforcement body, the mounting surface by the stringpiece reinforcement body front portion and
Rear portion is raised up to be formed respectively, and project-welding nut is welded with mounting surface, and project-welding nut is located at the lower section of mounting surface, described
Stringpiece reinforcement by the 4th flanging welded in longeron, and two projections respectively the two side with crossbeam one on lateral attitude
One correspondence, crossbeam, longeron and stringpiece reinforcement three is set to connect to form "ON" font chi structure.
Also include being welded on the chassis nut pipe reinforcer at the lap position of crossbeam and longeron, on chassis, nut pipe is strengthened
One end of part is provided with the 5th flange, and chassis nut pipe reinforcer is by the 5th flange and longitudinal beam welding, and on chassis, nut pipe adds
The other end of strong part and its front and rear both sides are respectively equipped with the 6th flange, and chassis nut pipe reinforcer passes through the 6th flange and crossbeam
Welding, and the chassis nut pipe reinforcer is located in crossbeam.
The outside of the longeron with crossbeam opposite position at be welded with chassis cushion pad installing plate, the chassis cushion pad
Installing plate is integrally L-shaped, and it includes first level plate and the first vertical plate, and the bottom wall of first level plate and longeron welds, and first
The lateral wall of vertical plate and longeron welds.
It is of the present invention it is a kind of after joist assembly and rear floor, the attachment structure of trailing wheel bulge, including rear floor, after
Bulge and rear joist assembly are taken turns, three is integrally welded, and rear joist assembly is located at rear floor, the lower section of trailing wheel bulge;
Joist assembly is using rear joist assembly of the present invention after described;
Floor is with being welded with trailing wheel bulge connector in the rear at the lap position of trailing wheel bulge, and the trailing wheel bulge connects
The bottom of fitting extends along crossbeam direction, and positioned at the surface of crossbeam;
The trailing wheel bulge connector with the project-welding nut opposite position at be provided with the first via, it is described after floor
The second via is provided with setting corresponding with the project-welding nut, the trailing wheel bulge connector, rear floor, stringpiece reinforcement are also
It is bolted together by the first via, the second via, project-welding nut;
When head-on crash occurs, active force is delivered to longeron along longeron to be disperseed with being produced after crossbeam link position;One
It is allocated as firmly being delivered to after crossbeam along crossbeam transmission by stringpiece reinforcement, a part of active force continues to transmit backward along longeron,
Another part active force is passed up to trailing wheel bulge connector by stringpiece reinforcement, then passes through trailing wheel bulge connector transmission
To trailing wheel bulge and upper body;
When rear impact collision occurs, active force is delivered to longeron along longeron to be disperseed with being produced after crossbeam link position;One
It is allocated as firmly being delivered to after crossbeam along crossbeam transmission by stringpiece reinforcement, a part of active force continues along longeron to front transfer,
Another part active force is passed up to trailing wheel bulge connector by stringpiece reinforcement, then passes through trailing wheel bulge connector transmission
To trailing wheel bulge and upper body;
It is total that chassis active force from chassis cushion pad installing plate and chassis nut pipe reinforcer opening position is applied to rear joist
Cheng Shang, disperseed active force by "ON" font chi structure, a part of active force transmits along longeron to Chinese herbaceous peony direction,
A part of active force passes through vertical to transmission, a part of active force to car rear along longeron along crossbeam transmission, another part active force
Beam reinforcer is passed up to trailing wheel bulge connector, then is delivered to trailing wheel bulge by trailing wheel bulge connector and gets on the bus
Body.
The trailing wheel bulge connector is L-shaped, and it includes the second level board and the second vertical plate, on the side of the second level board
Edge is provided with the 7th flange, the second level board by the 7th flange and rear floor welded, and the 7th flange its face two
Part flange corresponds with the second flange on crossbeam two side respectively;The front and rear sides of second vertical plate are equipped with
Eight flange, the second vertical plate are welded by the 8th flange and trailing wheel bulge.
Beneficial effects of the present invention:
(1)By setting up stringpiece reinforcement at the lap position of longitudinal and cross beam, form the connection of crossbeam and longeron
"ON" font chi structure, so that the transmission of power and scattered more unobstructed, integrally-built strength and stiffness are substantially improved.Together
When make to form closely coupled internal structure between crossbeam and longeron, rear joist assembly and rear floor and trailing wheel bulge, keep away
Exempt to produce the cut-off in structure because of the cavity of rear joist assembly, improved crossbeam and longeron, rear joist well
The bang path of power between assembly and trailing wheel bulge, be advantageous to the lifting of the intensity of vehicle body, rigidity and collision safety performance.
(2)Be welded with project-welding nut on the mounting surface of stringpiece reinforcement, by bolt by trailing wheel bulge connector, afterwards
Plate, stringpiece reinforcement link together, and in technique, bolt connecting mode avoids can not apply because of welding operating space deficiency
The problem of weldering, while the bonding strength between part is ensure that, be advantageous to prevent fatigue cracking.By such a mode,
In short transverse, rear joist assembly forms close annexation with trailing wheel bulge connector and trailing wheel bulge, is advantageous to bottom
Disk active force transmission upward on vehicle body and scattered, lifts the performance of vehicle body.
(3)The agent structure of trailing wheel bulge connector is L-shaped, and L-shaped side is welded with trailing wheel bulge, and base is welded with rear floor
Connect, while base is also corresponding with positioned at rear underfloor crossbeam, trailing wheel bulge connector also by bolt respectively with rear floor,
Stringpiece reinforcement links together.Chassis active force is bolted position and be delivered to trailing wheel bulge connection directly up
Part, then be sequentially delivered to upper body, this structure is advantageously in the transmission of power and scattered.
In summary, the present invention can improve vehicle body to greatest extent on the premise of vehicle body cost and weight is not increased
The transmission of power and scattered, improves the rigidity of structure on floor, while meet process requirements.
Brief description of the drawings
Fig. 1 is the structural representation of rear joist assembly of the present invention(It is local);
Fig. 2 is the structural representation of stringpiece reinforcement in Fig. 1;
Fig. 3 is the structural representation of Fig. 1 midsole valve snail main pipe reinforcers;
Fig. 4 is rear joist assembly of the present invention and rear floor, the schematic diagram of the attachment structure of trailing wheel bulge;
Fig. 5 is Fig. 4 analysis diagram;
Fig. 6 is Fig. 4 welding level schematic diagram;
Fig. 7 is the structural representation of trailing wheel bulge connector in Fig. 4;
Fig. 8 is one of Path of Force Transfer schematic diagram of active force;
Fig. 9 is the two of the Path of Force Transfer schematic diagram of active force;
In figure:The bulge of 1- trailing wheels, 2- bolts, 3- stringpiece reinforcements, 3a- mounting surfaces, the flange of 3b- the 4th, 4- project-welding nuts,
5- longerons, the flange of 5a- first, 6- chassis cushion pad installing plate, 6a- first level plates, the vertical plates of 6b- first, 7- chassis nut
Pipe reinforcer, the flange of 7a- the 5th, the flange of 7b- the 6th, 8- crossbeams, the flange of 8a- second, the flange of 8b- the 3rd, floor after 9-, 9a-
Second via, 10- trailing wheel bulge connectors, the level boards of 10a- second, the vertical plates of 10b- second, the flange of 10c- the 7th, 10d-
Eight flange, the vias of 10e- first, floor panel assembly after joist assembly, 12- after 11-.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Rear joist assembly of the invention as shown in Figure 1 to Figure 3, including crossbeam 8 and it is symmetrically welded at the both ends of crossbeam 8
Longeron 5, the section of longeron 5 take the shape of the letter U, be respectively equipped with the two side top of longeron 5 with rear floor 9, the welding of trailing wheel bulge 1 the
One flange 5a, the section of crossbeam 8 are taken the shape of the letter U, and the second flange with the welding of rear floor 9 is respectively equipped with the two side top of crossbeam 8
8a, the 3rd flange 8b with the welding of the inner side of longeron 5 is respectively equipped with the both ends of the two side of crossbeam 8, and crossbeam 8 passes through the 3rd flange 8b
Welded with longeron 5.In longeron 5 with the opposite position of crossbeam 8 at be welded with stringpiece reinforcement 3, stringpiece reinforcement 3 includes longeron
Reinforcer body, and the 4th flange 3b of the stringpiece reinforcement body edge is arranged on, on the stringpiece reinforcement body
There are the mounting surface 3a to raise up, mounting surface 3a to be raised up and formed respectively by the front and rear of stringpiece reinforcement body,
It is in approximately m-shaped to make stringpiece reinforcement 3 overall, project-welding nut 4 is welded with mounting surface 3a, and project-welding nut 4 is located at mounting surface
3a lower section, stringpiece reinforcement 3 are welded in longeron 5 by the 4th flange 3b, wherein front and rear two parts positioned at in-car side turn over
Side respectively with crossbeam 8 two the 3rd flange 8b correspond, that is, ensure two projections respectively the two side with crossbeam 8 in horizontal stroke
Corresponded on to position, make crossbeam 8, longeron 5 be connected to form "ON" font chi structure with the three of stringpiece reinforcement 3;Favorably
In the transmission of power and scattered, while integrally-built rigidity and intensity is set to get a promotion.
As shown in figures 1 and 3, rear joist assembly of the present invention also includes the overlap joint position for being welded on crossbeam 8 and longeron 5
The chassis nut pipe reinforcer 7 at place is put, one end of nut pipe reinforcer 7 is provided with the 5th flange 7a on chassis, and chassis nut pipe adds
After strong part 7 is welded by the 5th flange 7a and longeron 5, the 5th flange 7a is with being located at 3 in-car middle side part of stringpiece reinforcement
4th flange 3b is corresponding, and on chassis, the other end of nut pipe reinforcer 7 and its front and rear both sides are respectively equipped with the 6th flange 7b, bottom
Valve snail main pipe reinforcer 7 is welded by the 6th flange 7b with crossbeam 8, and the chassis nut pipe reinforcer 7 is located in crossbeam 8.
On chassis, the middle part round platform of nut pipe reinforcer 7 opens via, the welding for nut pipe.
As shown in figure 1, the outside of longeron 5 with the opposite position of crossbeam 8 at be welded with chassis cushion pad installing plate 6, i.e.,
Chassis cushion pad installing plate 6 and crossbeam 8 are oppositely arranged on the left and right sides of longeron 5.The chassis cushion pad installing plate 6 is overall L-shaped,
It includes first level plate 6a and the first vertical plate 6b, and first level plate 6a and longeron 5 bottom wall weld, the first vertical plate 6b with
The lateral wall welding of longeron 5.
As shown in Figures 4 to 7, a kind of rear joist assembly and rear floor, the attachment structure of trailing wheel bulge, bag of the invention
Rear floor 9, trailing wheel bulge 1 and rear joist assembly 11 are included, three is integrally welded, and rear joist assembly 11 is located at rear floor
9th, the lower section of trailing wheel bulge 1;Joist assembly 11 is using rear joist assembly 11 of the invention afterwards.Longeron 5 passes through the first flange
5a is welded with rear floor 9, trailing wheel bulge 1, and crossbeam 8 is welded by the second flange 8a and rear floor 9.In rear floor 9 and rear drum
Trailing wheel bulge connector 10 is welded with the lap position of bag 1, and the bottom of the trailing wheel bulge connector 10 is prolonged along the direction of crossbeam 8
Stretch, and positioned at the surface of crossbeam 8.Trailing wheel bulge connector 10 with the opposite position of project-welding nut 4 at be provided with the first via
10e, rear floor 9 are being provided with the second via 9a, trailing wheel bulge connector 10, rear floor with the 4 corresponding setting of project-welding nut
9th, stringpiece reinforcement 3 is also linked together by the first via 10e, the second via 9a, project-welding nut 4 with bolt 2.
As shown in figs. 4 and 7, trailing wheel bulge connector 10 is L-shaped, and it includes the second level board 10a and the second vertical plate
10b, the 7th flange 10c is provided with the second level board 10a edge, the second level board 10a is by the 7th flange 10c and afterwards
Plate 9 welds, and two parts flange for facing at it of the 7th flange 10c respectively with the second flange 8a mono- on the two side of crossbeam 8
One correspondence;Second vertical plate 10b front and rear sides are equipped with the 8th flange 10d, and the second vertical plate 10b passes through the 8th flange
10d welds with trailing wheel bulge 1.
As shown in fig. 6, during welding, it is total that floor panel after being formed is welded with trailing wheel bulge connector 10 first by rear floor 9
Into 12, then welded again with rear joist assembly 11 and trailing wheel bulge 1.Finally, trailing wheel bulge is connected by bolt 2
Part 10, rear floor 9, stringpiece reinforcement 3 link together.In technique, the connected mode of bolt 2 is avoided because welding operating space
Deficiency and can not welding the problem of, while ensure that the bonding strength between part, be advantageous to prevent fatigue cracking.Pass through
Such a mode, in the height direction, rear joist assembly 11 is formed with trailing wheel bulge connector 10 and trailing wheel bulge 1 closely to be connected
Relation is connect, is advantageous to the transmission upward on vehicle body of chassis active force and disperses, lift the performance of vehicle body.
As shown in figure 8, when head-on crash occurs, after active force is delivered to longeron 5 and the link position of crossbeam 8 along longeron 5
Produce scattered;A part of active force is delivered to after crossbeam 8 by stringpiece reinforcement 3 and transmitted along crossbeam 8, and a part of active force continues
Transmitted backward along longeron 5, another part active force is passed up to trailing wheel bulge connector 10 by stringpiece reinforcement 3, then leads to
Later take turns bulge connector 10 and be delivered to trailing wheel bulge 1 and upper body;
When rear impact collision occurs, active force is delivered to longeron 5 along longeron 5 to be disperseed with being produced after the link position of crossbeam 8;One
Partial action power is delivered to after crossbeam 8 by stringpiece reinforcement 3 and transmitted along crossbeam 8, and a part of active force continues along longeron 5 forward
Transmit, another part active force is passed up to trailing wheel bulge connector 10 by stringpiece reinforcement 3, then is connected by trailing wheel bulge
Fitting 10 is delivered to trailing wheel bulge 1 and upper body;
As shown in figure 9, chassis active force acts on from chassis cushion pad installing plate 6 and the opening position of chassis nut pipe reinforcer 7
Onto rear joist assembly 11, disperseed active force by "ON" font chi structure, a part of active force is along longeron 5
Transmitted to Chinese herbaceous peony direction, along longeron 5 to car rear to transmission, a part of active force transmits a part of active force along crossbeam 8, another
Partial action power is passed up to trailing wheel bulge connector 10 by stringpiece reinforcement 3, then is passed by trailing wheel bulge connector 10
It is delivered to trailing wheel bulge 1 and upper body.
Joist assembly 11 and rear floor 9 after the present invention, trailing wheel bulge attachment structure by it is multi-direction intersect it is close
Connected mode makes transmission of the active force in vehicle body and scattered more smooth, and the rigidity and crashworthiness of vehicle body all obtain very big
Lifting.
Claims (5)
1. joist assembly after a kind of, including crossbeam(8)Be symmetrically welded at crossbeam(8)The longeron at both ends(5), longeron(5)'s
Section takes the shape of the letter U, in longeron(5)Two side top be respectively equipped with and rear floor(9), trailing wheel bulge(1)First flange of welding
(5a), crossbeam(8)Section take the shape of the letter U, in crossbeam(8)Two side top be respectively equipped with and rear floor(9)The second of welding turns over
Side(8a), in crossbeam(8)The both ends of two side are respectively equipped with and longeron(5)3rd flange of inner side welding(8b), its feature exists
In:The longeron(5)Inherent and crossbeam(8)Stringpiece reinforcement is welded with opposite position(3), the stringpiece reinforcement(3)
Including stringpiece reinforcement body, and it is arranged on the 4th flange of the stringpiece reinforcement body edge(3b), the longeron adds
There is the mounting surface to raise up on strong part body(3a), the mounting surface(3a)By the front and rear of the stringpiece reinforcement body
Raise up to be formed respectively, in mounting surface(3a)On be welded with project-welding nut(4), and project-welding nut(4)Positioned at mounting surface(3a)
Lower section, the stringpiece reinforcement(3)Pass through the 4th flange(3b)It is welded on longeron(5)It is interior, and two projections respectively with crossbeam
(8)Two side corresponded on lateral attitude, make crossbeam(8), longeron(5)With stringpiece reinforcement(3)Three connects to be formed
"ON" font chi structure.
2. joist assembly after according to claim 1, it is characterised in that:Also include being welded on crossbeam(8)With longeron(5)
Lap position at chassis nut pipe reinforcer(7), in chassis nut pipe reinforcer(7)One end be provided with the 5th flange
(7a), chassis nut pipe reinforcer(7)Pass through the 5th flange(7a)With longeron(5)Welding, in chassis nut pipe reinforcer(7)
The other end and its front and rear both sides be respectively equipped with the 6th flange(7b), chassis nut pipe reinforcer(7)Pass through the 6th flange
(7b)With crossbeam(8)Welding, and the chassis nut pipe reinforcer(7)Positioned at crossbeam(8)It is interior.
3. joist assembly after according to claim 1 or 2, it is characterised in that:The longeron(5)Outside with crossbeam
(8)Chassis cushion pad installing plate is welded with opposite position(6), the chassis cushion pad installing plate(6)Overall L-shaped, it is wrapped
Include first level plate(6a)With the first vertical plate(6b), first level plate(6a)With longeron(5)Bottom wall welding, the first vertical plate
(6b)With longeron(5)Lateral wall welding.
4. joist assembly and rear floor, the attachment structure of trailing wheel bulge after a kind of, including rear floor(9), trailing wheel bulge(1)With
Joist assembly afterwards(11), three is integrally welded, and rear joist assembly(11)Positioned at rear floor(9), trailing wheel bulge(1)'s
Lower section;It is characterized in that:Joist assembly after described(11)Using the rear joist assembly as described in claims 1 to 3 is any
(11);
Floor in the rear(9)With trailing wheel bulge(1)Lap position at be welded with trailing wheel bulge connector(10), and the trailing wheel
Bulge connector(10)Bottom along crossbeam(8)Direction extends, and is located at crossbeam(8)Surface;
The trailing wheel bulge connector(10)With the project-welding nut(4)The first via is provided with opposite position(10e), institute
State rear floor(9)With the project-welding nut(4)The second via is provided with corresponding setting(9a), the trailing wheel bulge connector
(10), rear floor(9), stringpiece reinforcement(3)Also pass through the first via(10e), the second via(9a), project-welding nut(4)Use spiral shell
Bolt(2)Link together.
5. joist assembly and rear floor, the attachment structure of trailing wheel bulge after according to claim 4, it is characterised in that:
The trailing wheel bulge connector(10)L-shaped, it includes the second level board(10a)With the second vertical plate(10b), it is horizontal second
Plate(10a)Edge be provided with the 7th flange(10c), the second level board(10a)Pass through the 7th flange(10c)With rear floor(9)
Welding, and the 7th flange(10c)Two parts flange that it is faced respectively with crossbeam(8)The second flange on two side(8a)
Correspond;Second vertical plate(10b)Front and rear sides be equipped with the 8th flange(10d), the second vertical plate(10b)Pass through
8th flange(10d)With trailing wheel bulge(1)Welding.
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CN201610343156.9A CN105774915B (en) | 2016-05-23 | 2016-05-23 | Afterwards joist assembly and its with rear floor, the attachment structure of trailing wheel bulge |
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CN201610343156.9A CN105774915B (en) | 2016-05-23 | 2016-05-23 | Afterwards joist assembly and its with rear floor, the attachment structure of trailing wheel bulge |
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CN112606915B (en) * | 2020-12-28 | 2022-03-25 | 湖南大学 | Connecting structure for rear vehicle body of passenger vehicle and vehicle body structure |
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CN114655317B (en) * | 2022-04-22 | 2023-08-22 | 重庆长安汽车股份有限公司 | Rear wheel drum inner plate mounting structure |
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CN204197064U (en) * | 2014-10-27 | 2015-03-11 | 重庆长安汽车股份有限公司 | Vehicle body side collision energy-absorbing structure |
CN204998609U (en) * | 2015-09-21 | 2016-01-27 | 北京汽车股份有限公司 | Longeron assembly and car behind car |
CN105539590A (en) * | 2015-12-30 | 2016-05-04 | 广州汽车集团股份有限公司 | Back-suspension installation structure and automobile |
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