CN106476896A - A kind of body frame and the automobile with the body frame - Google Patents
A kind of body frame and the automobile with the body frame Download PDFInfo
- Publication number
- CN106476896A CN106476896A CN201610885491.1A CN201610885491A CN106476896A CN 106476896 A CN106476896 A CN 106476896A CN 201610885491 A CN201610885491 A CN 201610885491A CN 106476896 A CN106476896 A CN 106476896A
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- rear portion
- girder
- post
- anterior
- longeron
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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
-
- 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
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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 present invention is provided and discloses a kind of body frame and the automobile with the body frame, the body frame includes longeron on front portion, anterior tie-beam, and wherein, the anterior upper longeron extends along length of wagon direction, positioned at the top of the anterior girder of vehicle body, and arranged with the front portion girder in the same direction；The front portion tie-beam is vertically connected to the rear portion between the anterior upper longeron and the front portion girder, for supporting the anterior upper longeron；The rear end of the anterior upper longeron from the top of the front portion tie-beam, extand rearward to the A post of vehicle body along length of wagon direction, and be connected to the A post, form the bang path that impact force is transferred to by the anterior upper longeron A post.It is arranged such, longeron on front portion independent before and A post is linked together, its impact force continues to be transferred to A post backward along anterior upper longeron such that it is able to protect the structure of body frame, it is to avoid because collision produces damage.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of body frame and the automobile with the body frame.
Background technology
With the development of new-energy automobile, the requirement more and more higher to the light weight degree of body of a motor car, body frame is
Realize one of pith of light-weight design requirement.
For the body frame of automobile, under at utmost light-weighted requirement is realized, structural behaviour will be also met.Which will
Meet vehicle body connection support intensity, rigidity, to also touch before meeting, after touch, side impact when collision safety performance require.
In view of this, the body frame how to automobile is optimized design, provides a kind of overall weight light and structural
Can be high, meet the body frame of collision and installation requirement, be one of those skilled in the art's problem demanding prompt solution.
Content of the invention
It is an object of the invention to provide a kind of body frame, by the anterior upper longeron of optimization design and other each beam
Structure and annexation, strengthen the stability of vehicle body framework construction, and vehicle body can be made to decompose more impact forces, it is ensured that occupant
The safety in cabin, the effectively performance of lifting car load.It is a further object of the present invention to provide a kind of automobile with the body frame.
The invention provides a kind of body skeleton, including longeron, anterior tie-beam on front portion, wherein：
The anterior upper longeron extends along length of wagon direction, positioned at the top of the anterior girder of vehicle body, and with described before
Portion's girder is arranged in the same direction；
The front portion tie-beam is vertically connected to the rear portion between the anterior upper longeron and the front portion girder, is used for
Support the anterior upper longeron；
The rear end of the anterior upper longeron extands rearward to car from the top of the front portion tie-beam, along length of wagon direction
The A post of body, and the A post is connected to, form the bang path that impact force is transferred to the A post by the anterior upper longeron.
Alternatively, front windshield mounting rail is further included；
The front end of the front windshield mounting rail extends to the anterior upper longeron, and is connected to the upper of the anterior upper longeron
Side wall, and its tie point is located at the anterior upper longeron and the rear of the tie point of the front portion tie-beam, is formed impact force
The bang path of the front windshield mounting rail is transferred to by the anterior upper longeron；
The top of the A post is connected to the lower wall of the front windshield mounting rail, anterior upper longeron, the front windshield
Mounting rail forms the first anterior triangular support structure together with the A post.
Alternatively, the front portion girder includes：
Girder before anterior, before the front portion, girder has in cavity, and the cavity and arranges along vehicle-body width direction, is used for
The swing arm of automobile and/or the installing hole of damper are installed；With
Girder behind front portion, behind the front portion, girder is hollow beam, itself and described anterior before the equidirectional extension of girder, and be located at
The rear of the anterior front girder；
The front side wall of the bottom of the front portion tie-beam connects the rear end face of the anterior front girder, the front portion tie-beam
Bottom the rear wall connection front portion after girder front end face, and the rear end of girder is connected to the A post behind the front portion.
Alternatively, the body frame further includes anterior decomposition beam；
The anterior beam that decomposes obliquely is connected to behind the front portion between girder and the sill strip of vehicle body, and the front portion
The front end for decomposing beam is connected to girder behind the front portion, and rear end is connected to the sill strip；
Described anterior decompose beam rear end and the sill strip tie point and the A post bottom and the sill strip tie point it
Between distance be less than first threshold so that the anterior beam that decomposes forms the second front portion three together with girder, A post behind the front portion
Angle supporting construction.
Alternatively, the body frame further includes B post buttress brace；
The B post buttress brace be located at vehicle body B post front, and the B post buttress brace top be connected to vehicle body B post,
Bottom is connected to the sill strip of vehicle body, so that the B post buttress brace forms middle part triangle together with the B post, the sill strip
Supporting construction.
Alternatively, the body frame further includes that longeron under beam, B post and rear portion is decomposed at the first rear portion, wherein：
Under the rear portion, longeron extends along length of wagon direction, and its front end is connected to the rear wall of the bottom of the B post；
The front end of the first rear portion decomposition beam is connected to the B post, rear end and is connected to longeron under the rear portion, so that institute
Stating the first rear portion decomposition beam, the first rear portion triangular support configurations are formed together with longeron under the B post, the rear portion.
Alternatively, the body frame further includes the first back support beam and rear portion girder, wherein：
The rear portion girder extends along length of wagon direction, and its front end is connected to the rear wall of the B post, and the rear portion
Girder is located at the top of longeron under the rear portion；
The first back support beam is vertically connected under rear portion girder and rear portion between longeron, and first rear portion is decomposed
The front end of beam is connected to the intersection of the B post and the rear portion girder, so that the first back support beam and described first
Beam, the rear portion girder are decomposed in rear portion, longeron forms the trapezoidal supporting construction in the first rear portion together under the rear portion.
Alternatively, the body frame further includes that beam, B post and rear portion girder are decomposed in the second rear portion, wherein：
The rear portion girder extends along length of wagon direction, and its front end is connected to the rear wall of the B post, and the rear portion
Girder is located at the top of longeron under the rear portion；
The front end of the second rear portion decomposition beam is connected to the B post, rear end and is connected to the rear portion girder, so that described
Second rear portion is decomposed beam and forms the second rear portion triangular support configurations together with the B post, the rear portion girder.
Alternatively, the body frame further includes longeron on the second back support beam and rear portion, wherein：
On the rear portion, longeron extends along length of wagon direction, and its front end is connected to the rear wall of the B post, and described after
In portion, longeron rear portion girder is located at the top of the rear portion girder；
The second back support beam is vertically connected on the rear portion girder and rear portion between longeron, second rear portion
The front end for decomposing beam is connected to the intersection of the B post and longeron on the rear portion, so that the second back support beam and institute
State that beam is decomposed at the second rear portion, longeron, the rear portion girder form the trapezoidal supporting construction in the second rear portion together on the rear portion.
The present invention also provides a kind of automobile, and the automobile includes above-described body frame.
Description of the drawings
The following drawings only does schematic illustration and explanation to the present invention, not delimit the scope of the invention.
Fig. 1 is the structural representation of the body frame in a kind of specific embodiment of the present invention.
Label declaration：
11 anterior upper longerons；
12 front windshield mounting rails；
13 anterior tie-beams；
14 anterior girders；
141 anterior front girders；
Girder behind 142 front portions；
15 anterior decomposition beams；
16 A posts；
17 sill strips；
18 B post buttress braces；
19 B posts；
Beam is decomposed at 20 first rear portions；
Beam is decomposed at 21 second rear portions；
22 first back support beams；
23 second back support beams；
Longeron under 24 rear portions；
25 rear portion girders；
Longeron on 26 rear portions；
The anterior triangular support configurations of 1a first；
The anterior triangular support configurations of 1b second；
Triangular support configurations in the middle part of 2a；
The first rear portion of 3a triangular support configurations；
The second rear portion of 3b triangular support configurations；
The trapezoidal supporting construction in the first rear portion of 3c；
The trapezoidal supporting construction in the second rear portion of 3d.
Specific embodiment
In order to the technical characteristic to inventing, purpose and effect are more clearly understood from, now control illustrates the present invention
Specific embodiment, in the various figures identical label represent identical part.
Herein, " schematic " expression " serving as example, example or explanation ", will should not be described herein as " showing
Any diagram of meaning property ", embodiment are construed to a kind of preferred or more advantageous technical scheme.
For making simplified form, each in figure only schematically show part related to the present invention, and do not represent which
Practical structures as product.In addition, so that simplified form is readily appreciated, the portion in some in figures with identical structure or function
Part, only symbolically depicts one of those, or has only marked one of those.
Body frame is needed with stable structural support, stronger strength and stiffness as the supporting construction of car load, with
When also need to meet collision performance, it is ensured that the security performance of car load.However, as light-weighted demand for development is improved constantly, adopting
During the body frame of lightweight material, body frame of the prior art be often difficult to and meanwhile fully meet lightweight and intensity,
Rigidity and the requirement of collision performance.In order to solve this problem, the invention provides a kind of body frame of structure optimization, to vehicle body
The structure of skeleton is optimized design, makes front area, central region and the Background Region of body frame arrange gusseted knot
Structure and/or trapezoidal supporting construction, can not only transmit the more impact forces of decomposition, additionally it is possible to strengthen the stability of body frame,
Improve the strength and stiffness of car load, improve the security of body frame.
The structural representation of the body frame in a kind of specific embodiment of the present invention shown in 1, right below in conjunction with the accompanying drawings
Technical scheme is described in detail.
It should be noted that the noun of locality for occurring in the present embodiment is all on the basis of the vehicle body of automobile, and wherein, institute
Claim " front and rear " be all on the basis of the length direction of vehicle body.That is, front is side towards headstock direction, after be towards car
The side in tail direction.Similarly, " upper and lower " be all on the basis of the short transverse of vehicle body, i.e. be above the height in vehicle body
Side upwardly toward the side at vehicle body top, under be side in the short transverse of vehicle body towards body bottom.
The present invention provides a kind of body frame, including longeron on front portion 11, anterior tie-beam 13, wherein：
On front portion longeron 11 along length of wagon direction extend, positioned at the top of the anterior girder 14 of vehicle body, and with front portion master
Beam 14 is arranged in the same direction；
Anterior tie-beam 13 is vertically connected to the rear portion on front portion between longeron 11 and anterior girder 14, before support
Longeron 11 in portion；
On front portion, the rear end of longeron 11 is from the top of anterior tie-beam 13, extand rearward to vehicle body along length of wagon direction
A post 16, and A post 16 is connected to, form the bang path that impact force is transferred to A post 16 by longeron on front portion 11.
In a particular embodiment of the present invention, anterior girder 14 includes before front portion girder 142 after girder 141 and front portion.Before
Before portion, girder 141 is mainly used in being that swing arm and damper provide installation site that girder 142 is primarily served and passes impact force behind front portion
It is handed to the effect of A post 16.Girder 142 and the anterior front equidirectional extension of girder 141 behind front portion, after girder before front portion 141
Side, concrete as illustrated, the rear end face of the anterior girder 141 of the front side wall connection of anterior 13 bottom of tie-beam, anterior tie-beam 13
Bottom rear wall connection front portion after girder 142 front end face, so, anterior girder 14 is divided into by anterior tie-beam 13
Girder 142 after anterior front girder 141 and front portion, so that the structure of girder 141 meets swing arm and the installation of damper before anterior
Require, enough intensity is improved, and girder 142 carries out light-weight design after making front portion, and connect A post, meet dividing for impact force
Solution transmission.
Anterior tie-beam 13 is vertically connected to the rear portion on front portion between longeron 11 and anterior girder 14, by the front portion
The reliablely and stablely longeron 11 in support front of tie-beam 13, and firm longeron on front portion 11 is connected to one with anterior girder 14
Rise, so that the front portion of body frame links into an integrated entity, improve its stability.
By the setting of the anterior tie-beam 13, the rear end of longeron 11 on front portion can be enable from the anterior tie-beam 13
Top, the A post 16 of vehicle body is extanded rearward to along length of wagon direction, be arranged such, by longeron 11 and A on front portion independent before
Post 16 links together, and its impact force continues to be transferred to A post 16 backward along anterior upper longeron 11 such that it is able to protect body frame
Structure, it is to avoid because collision produce damage.
Further, the body frame also includes front windshield mounting rail 12, and the front end edge of its front windshield mounting rail 12 is before this
The shape elongation trend of windscreen mounting rail 12 extends to longeron 11 on front portion, so which is connected to the upside of longeron 11 on front portion
Wall, its tie point are located at the rear of anterior upper longeron 11 and anterior tie-beam 13, i.e. the front end of front windshield mounting rail 12 is connected to
On front portion on the extension of longeron 11, the transmission road that impact force is transferred to front windshield mounting rail 12 by longeron on front portion 11 is formed
Footpath.
When impact force is transferred to the rear portion of longeron 11 on the front portion, in addition to being transferred to the impact force of A post, also one
Divide impact force decomposable asymmetric choice net to the front windshield mounting rail 12, continue to transmit to roof direction, and mitigate and transmit to vehicle occupant compartment
Impact force, protect crew module safety.
Also, the top of A post 16 is connected to the lower wall of front windshield mounting rail 12, meanwhile, by above-mentioned setting, on front portion
11 rear end of longeron is connected to A post 16, and front windshield mounting rail 12 is connected to longeron 11 on front portion, and so, on front portion, longeron 11 is simultaneously
It is connected with front windshield mounting rail 12, A post 16, and the first front portion triangular support configurations 1a is formed, anterior so as to consolidate body frame
Structure, lifted body torsional rigdity, improve the security performance of car load.
In this specific embodiment, anterior before girder 141 with cavity structure, to mitigate the weight of anterior girder 14, and
And, the installing hole along vehicle-body width direction is set in cavity, so as to be that swing arm and damper provide mount point.Made by extruding
Installing hole and the front girder 141 in the front portion of cavity one, so, without the need for separately using mounting bracket and the front portion master of swing arm and damper
Beam 14 is welded or is spirally connected, then installing swing arm and damper, can improve swing arm and damper with anterior before girder 141 be connected steady
Qualitative, fastness, lifts torsional rigidity and the bending stiffness of its tie point position.
Behind front portion, girder 142 primarily serves the effect that impact force is transferred to A post 16, and behind its front portion, girder 142 is hollow
Beam, to mitigate the weight of vehicle body.
As illustrated, the front end of girder 141 is connected on energy-absorption box before anterior, before rear end is connected to anterior tie-beam 13
Side, and the front end of girder 142 is connected to the trailing flank of anterior tie-beam 13 behind front portion, its rear end is connected on A post 16, so as to
Impact force is transferred to girder 142 behind front portion by girder before front portion 141 through the bottom of anterior tie-beam 13, girder behind front portion
142 crumple is transferred to A post 16 after decomposing.
Further, body frame also includes anterior decomposition beam 15, and the anterior beam 15 that decomposes obliquely is connected to master behind front portion
Between the sill strip 17 of beam 142 and vehicle body, the front portion is decomposed the front end of beam 15 and is connected to girder 142 behind front portion, and rear end is connected to
The sill strip 17 of vehicle body.When girder 142 after impact force is transferred to front portion, beam 15 can be decomposed by the front portion and decompose a part of collision
Impact force is so decomposed to sill strip 17 by power to the bottom of vehicle body, being capable of impact of the collision free power to crew module, it is ensured that take advantage of
The safety of member cabin personnel.
Also, the anterior beam 15 that decomposes can also pull girder 142 behind front portion, so as to girder 142 behind firm front portion, it is ensured that anterior
The stability of girder 142 afterwards.
The front portion is decomposed between the rear end of beam 15 and 17 tie point of sill strip and 16 bottom of A post and 17 tie point of sill strip
Distance is less than first threshold, and the first threshold is 5mm, so that the anterior beam 15 that decomposes is near 16 bottom of A post.So, not only will
Impact force is transferred to the bottom section of A post 16, can also make anterior decompose beam 15, the approximate shape together with A post 16 of girder 142 behind front portion
Become the second front portion triangular support configurations 1b, for improving the stability of body frame front portion.
For above example, the body frame further includes that B post buttress brace 18, B post buttress brace 18 is located at the B of vehicle body
The front of post 19, the B post 19, bottom that its 18 top of B post buttress brace is connected to vehicle body are connected to the sill strip 17 of vehicle body, so that B
Post buttress brace 18 forms middle part triangular support configurations 2a together with B post 19, sill strip 17.B post can be increased by B post buttress brace 18
19 stability, also, in the middle part of this, triangular support configurations 2a can strengthen the intensity in 19 region of B post, 19 region of B post during lifting side impact
Stability, strengthen the intensity of door lock installation position, increase the ability that opening and closing car door impact is born in 19 region of B post.
Body frame also includes that longeron 24 under beam 20 and rear portion is decomposed at the first rear portion, and wherein, under rear portion, longeron 24 is along vehicle body
Length direction extends, and its front end is connected to the rear wall of the bottom of B post 19；First rear portion is decomposed the front end of beam 20 and is connected to car
19 rear end of B post of body is connected under the rear portion of vehicle body on longeron 24, so, and the first rear portion can be made to decompose beam 20 and B post 19, rear portion
Lower longeron 24 forms the first rear portion triangular support configurations 3a together.
When touching after generation, a rear impact force part is transmitted to B post 19 along longeron under rear portion 24, and another part can be by first point
Xie Liang decomposes to the transmission of 19 central region of B post, produces heavy damage so as to rear impact force can be avoided to concentrate.Meanwhile, by this
One rear portion triangular support configurations 3a can increase the intensity in body frame rear portion anticollision region, it is ensured that Stability Analysis of Structures.
The intersection that the front end of beam 20 is connected to B post 19 and rear portion girder 25 is decomposed at first rear portion, that is to say, that after first
The front end of part solution beam 20 is while be connected with rear portion girder 25, B post 19.It is arranged such, beam 20 is decomposed by B by first rear portion
Post 19 is fixedly connected further with rear portion girder 25, strengthens the bonding strength of rear portion girder 25 and B post 19, it is to avoid by larger
During impact force, the Joint failure of rear portion girder 25 and B post 19.
When touching after generation, rear impact force is decomposed the decomposition of beam 20 via the first rear portion and is delivered to B post 19 and rear portion girder 25, and
The non-pooled junction for decomposing beam 20 and B post 19 at the first rear portion, which increases the bang path of rear impact force, enhances first
The stability, fastness of rear portion triangular support configurations 3a structure.
Further, body frame includes the first back support beam 22 and rear portion girder 25, and wherein, rear portion girder 25 is along car
Body length direction extends, and its front end is connected to the rear wall of B post 19, and rear portion girder 25 is located at the top of longeron 24 under rear portion.
When the front end that beam 20 is decomposed at the first rear portion is simultaneously connected with B post and rear portion girder 25, i.e., first rear portion decomposition beam 20 is connected to B
Post and the intersection of rear portion girder 25.It is arranged such, decomposes can the first back support beam 22, rear portion girder 25, the first rear portion
Under beam 20 and rear portion, longeron 24 forms trapezoidal supporting construction 3c in the first rear portion together.
After swing arm installed by rear portion girder 25, by trapezoidal supporting construction 3c in the first rear portion and the first rear portion gusseted
Structure 3a is fixedly supported rear portion girder 25, it is to avoid when swing arm swings, and pulls rear portion girder 25 and causes rear portion girder 25 and B post
Joint failure, the rear portion for eliminating body frame are distorted the phenomenon of deformation.
Body frame further includes that beam 21 is decomposed at the second rear portion, and second rear portion is decomposed the front end of beam 21 and is connected to B post
19th, rear end is connected to rear portion girder 25, so that the second rear portion is decomposed beam 21 and formed second together with B post 19, rear portion girder 25
Rear portion triangular support configurations 3b.It is arranged such, the impact force that transmits on rear portion girder 25 can decompose 21 points of beam through the second rear portion
The upper area of B post 19 is solved and is transferred to, impact force after decomposing further, lift the collision performance at body frame rear portion.
Also, when swing arm swings, the second rear portion triangular support configurations 3b and the first rear portion triangular support configurations 3a, first
Trapezoidal supporting construction 3c in rear portion interacts, and consolidates rear portion girder 25, it is ensured that the reliability that rear portion girder 25 is connected with B post 19,
The stability of lifting vehicle body framework construction.
In a kind of specific embodiment, body frame further includes the second back support beam 23, the second back support beam
23 are connected on rear portion girder 25 and rear portion between longeron 26, second rear portion decompose the front end of beam 21 further with vehicle body after
In portion, longeron 26 connects, so that the second back support beam 23, the second rear portion decompose longeron 26 and rear portion girder 25 on beam 21, rear portion
Second rear portion trapezoidal supporting construction 3d is formed together.
Longeron 26 and rear portion girder 25 on rear portion can be consolidated by trapezoidal supporting construction 3d in the second rear portion, auxiliary further
Help that the first rear portion is trapezoidal, the first rear portion triangular support configurations 3a, the second rear portion triangular support configurations 3b be by the rear portion of body frame
Region forms stable, firm overall.
In addition to above-mentioned body frame, the present invention also carries a kind of automobile, and the automobile includes above-mentioned body frame, automobile its
His structure and annexation refer to prior art, as above-mentioned body frame has above technique effect, therefore, with the car
The automobile of body skeleton is should also be as with identical technique effect.
Herein, " one " is not offered as being limited to " only this " quantity of relevant portion of the present invention, and " one
Individual " do not indicate that the situation of the quantity " more than one " for excluding relevant portion of the present invention.
Herein, " on ", D score, "front", "rear" etc. be only used for representing the relative position relation between relevant portion, and
The absolute position of these relevant portions non-limiting.
Herein, " first ", " second " etc. are only used for differentiation each other, rather than represent significance level and order and
Premise for existing each other etc..
Unless otherwise stated, number range herein not only includes the gamut in two end points, also includes to contain
In some subranges therein.
It should be understood that, although this specification is described according to each embodiment, but not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical scheme in each embodiment can also form people in the art through appropriately combined
The understandable other embodiment of member.
The a series of detailed description of those listed above is only for the feasibility embodiment of the present invention specifically
Bright, and and be not used to limit the scope of the invention, all equivalent embodiments that is made without departing from skill spirit of the present invention or
Change, such as the combination of feature, segmentation or repetition, should be included within the scope of the present invention.
Claims (10)
1. a kind of body frame, it is characterised in that including longeron on front portion (11), anterior tie-beam (13), wherein：
The anterior upper longeron (11) extends along length of wagon direction, positioned at the top of the anterior girder (14) of vehicle body, and with institute
State anterior girder (14) to arrange in the same direction；
Front portion tie-beam (13) is vertically connected between the anterior upper longeron (11) and front portion girder (14)
Rear portion, for supporting the anterior upper longeron (11)；
The rear end of the anterior upper longeron (11) is from the top of front portion tie-beam (13), extend back along length of wagon direction
To the A post (16) of vehicle body, and it is connected to A post (16), is formed and impact force is transferred to institute by the anterior upper longeron (11)
State the bang path of A post (16).
2. body frame as claimed in claim 1, it is characterised in that further include front windshield mounting rail (12)；
The front end of front windshield mounting rail (12) extends to the anterior upper longeron (11), and is connected to the anterior upper longeron
(11) after upper side wall, and tie point of its tie point positioned at the anterior upper longeron (11) with front portion tie-beam (13)
Side, forms the bang path that impact force is transferred to front windshield mounting rail (12) by the anterior upper longeron (11)；
The top of A post (16) is connected to the lower wall of front windshield mounting rail (12), anterior upper longeron (11), the institute
Stating front windshield mounting rail (12), the first anterior triangular support configurations (1a) are formed together with A post (16).
3. body frame as claimed in claim 1, it is characterised in that front portion girder (14) includes：
Girder (141) before anterior, the anterior front girder (141) is with cavity, and arranges along body width side in the cavity
To, for installing the swing arm of automobile and/or the installing hole of damper；With
Girder (142) behind front portion, behind the front portion, girder (142) is hollow beam, and which is equidirectional with the anterior front girder (141)
Extend, and be located at the rear of the anterior front girder (141)；
The front side wall of the bottom of front portion tie-beam (13) connects the rear end face of the anterior front girder (141), the front portion
The rear wall of the bottom of tie-beam (13) connects girder (142) after the front end face of girder (142) behind the front portion, and the front portion
Rear end be connected to A post (16).
4. body frame as claimed in claim 3, it is characterised in that the body frame further includes anterior to decompose beam
(15)；
The anterior beam (15) that decomposes obliquely is connected to behind the front portion between the sill strip (17) of girder (142) and vehicle body,
And the anterior front end for decomposing beam (15) is connected to girder (142) behind the front portion, rear end is connected to the sill strip (17)；
Anterior decomposition beam (15) rear end and the sill strip (17) tie point and A post (16) bottom and the sill strip
(17) the distance between tie point is less than first threshold so that described anterior decompose girder (142) behind beam (15) and the front portion,
A post (16) forms the second anterior triangular support configurations (1b) together.
5. the body frame as described in any one of claim 1-4, it is characterised in that the body frame further includes B post
Buttress brace (18)；
Described B post buttress brace (18) are located at the front of the B post (19) of vehicle body, and the B post buttress brace (18) top is connected to car
The B post (19) of body, bottom are connected to the sill strip (17) of vehicle body, so that the B post buttress brace (18) and B post (19), institute
State sill strip (17) and form middle part triangular support configurations (2a) together.
6. the body frame as described in any one of claim 1-4, it is characterised in that the body frame further includes first
Longeron (24) under beam (20), B post (19) and rear portion is decomposed at rear portion, wherein：
Under the rear portion, longeron (24) extends along length of wagon direction, and its front end is connected to the rear side of the bottom of B post (19)
Wall；
The front end of first rear portion decomposition beam (20) is connected to B post (19), rear end and is connected to longeron under the rear portion
(24), so that after first rear portion decomposition beam (20) forms first together with longeron (24) under B post (19), the rear portion
Portion's triangular support configurations (3a).
7. body frame as claimed in claim 6, it is characterised in that the body frame further includes the first back support
Beam (22) and rear portion girder (25), wherein：
Rear portion girder (25) extend along length of wagon direction, and its front end is connected to the rear wall of B post (19), and described
Rear portion girder (25) is located at the top of longeron (24) under the rear portion；
First back support beam (22) are vertically connected under rear portion girder (25) and rear portion between longeron (24), and described first
The intersection that the front end of beam (20) is connected to B post (19) and rear portion girder (25) is decomposed at rear portion, so that described first
Back support beam (22) and longeron (24) under first rear portion decomposition beam (20), the rear portion girder (25), the rear portion
Play the first rear portion of formation trapezoidal supporting construction (3c).
8. the body frame as described in any one of claim 1-4, it is characterised in that the body frame further includes second
Beam (21), B post (19) and rear portion girder (25) are decomposed in rear portion, wherein：
Rear portion girder (25) extend along length of wagon direction, and its front end is connected to the rear wall of B post (19), and described
Rear portion girder (25) is located at the top of longeron (24) under the rear portion；
The front end of second rear portion decomposition beam (21) is connected to B post (19), rear end and is connected to rear portion girder (25),
So that second rear portion is decomposed beam (21) and forms the second rear portion triangle together with B post (19), the rear portion girder (25)
Supporting construction (3b).
9. body frame as claimed in claim 8, it is characterised in that the body frame further includes the second back support
Longeron (26) on beam (23) and rear portion, wherein：
On the rear portion, longeron (26) extends along length of wagon direction, and its front end is connected to the rear wall of B post (19), and institute
State the top that longeron on rear portion (26) rear portion girder (25) is located at rear portion girder (25)；
Second back support beam (23) are vertically connected on rear portion girder (25) and rear portion between longeron (26), described
The intersection that the front end of beam (21) is connected to B post (19) and longeron (26) on the rear portion is decomposed at second rear portion, so that institute
The second back support beam (23) is stated with longeron (26), the rear portion girder on second rear portion decomposition beam (21), the rear portion
(25) the trapezoidal supporting construction in the second rear portion (3d) is formed together.
10. a kind of automobile, it is characterised in that the automobile includes the body frame described in any one of claim 1-9.
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| CN201610885491.1A CN106476896B (en) | 2016-10-11 | 2016-10-11 | A kind of body frame and the automobile with the body frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610885491.1A CN106476896B (en) | 2016-10-11 | 2016-10-11 | A kind of body frame and the automobile with the body frame |
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| CN106476896A true CN106476896A (en) | 2017-03-08 |
| CN106476896B CN106476896B (en) | 2019-03-08 |
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| CN107487387A (en) * | 2017-06-20 | 2017-12-19 | 吉利汽车研究院（宁波）有限公司 | The reinforced support and reinforcement structure of a kind of automobile door sill and its lower floor |
| CN108001538A (en) * | 2017-03-31 | 2018-05-08 | 长城汽车股份有限公司 | Vehicle body |
| CN108100043A (en) * | 2016-11-25 | 2018-06-01 | 现代自动车株式会社 | Rear Vehicle Body Structure |
| CN109018011A (en) * | 2018-05-07 | 2018-12-18 | 北京长城华冠汽车科技股份有限公司 | A kind of the rear portion installation assembly and automobile of automobile |
| CN112278073A (en) * | 2020-11-26 | 2021-01-29 | 武汉格罗夫氢能汽车有限公司 | Rear longitudinal beam structure and hydrogen fuel cell automobile |
| CN112477999A (en) * | 2020-12-18 | 2021-03-12 | 武汉格罗夫氢能汽车有限公司 | Rear floor carbon fiber framework structure of hydrogen fuel cell automobile |
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| CN112477999A (en) * | 2020-12-18 | 2021-03-12 | 武汉格罗夫氢能汽车有限公司 | Rear floor carbon fiber framework structure of hydrogen fuel cell automobile |
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| CN106476896B (en) | 2019-03-08 |
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Denomination of invention: Vehicle body framework and automobile with same Effective date of registration: 20190513 Granted publication date: 20190308 Pledgee: Suzhou Trust Co., Ltd. Pledgor: BEIJING CHANGCHENG HUAGUAN AUTOMOBILE TECHNOLOGY CO., LTD. Registration number: 2019990000418 |