CN205836958U - A kind of rear support frame assembly and there is the automobile of this rear support frame assembly - Google Patents

Abstract

This utility model provides and discloses a kind of rear support frame assembly and have the automobile of this rear support frame assembly, described rear support frame assembly is installed on the rear end of the crew module of automobile, upper girder after including, rear lower girder, first vertical beam and the first support beam, the front end of described rear upper girder is connected to the B post of automobile；After described, the front end of lower girder is connected to the B post of automobile；Described first vertical beam vertically connects the rear end gone up in the rear between girder and described rear lower girder, is used for supporting described rear upper girder and described rear lower girder；Described first support beam connect obliquely go up in the rear girder and described after between lower girder, to form the first support frame together with described B post, described first vertical beam, described rear upper girder and described rear lower girder, it is used for supporting described rear above girder and described rear lower girder.The rear support frame assembly of this structure improves rigidity, stability and fastness, can effectively decompose the active force of impact force and swing arm, it is to avoid rear support frame assembly unstability.

Description

A kind of rear support frame assembly and there is the automobile of this rear support frame assembly

Technical field

This utility model relates to automobile technical field, particularly to a kind of rear support frame assembly and have this rear support bone The automobile of frame assembly.

Background technology

In automobile technical field, the rear portion of vehicle occupant compartment arranges rear support skeleton, is used for installing the parts such as cantilever, needs There is certain rigidity, it is possible to well support each parts.

In prior art, rear support skeleton upper girder after mainly including, afterwards descend girder, rear auxiliary beam and the first vertical beam and the Two vertical beams.Wherein, upper auxiliary beam is the top of upper girder after being positioned at, and the first vertical beam is upper girder and rear lower master after vertically connecting and supporting Beam, the second vertical beam is upper girder and rear auxiliary beam after vertically connecting and supporting；Rear upper girder, rear lower girder and the front end of rear auxiliary beam All being connected with B post, body tail and car load are played a supporting role by all parts of rear support skeleton jointly.

But, rear support skeleton rigidity of the prior art is low, and bearing capacity is poor.Upper girder after swing arm is arranged on, with The operation of automobile and when swinging, be easily caused rear support skeleton unstability；It addition, when touch before automobile occurs and after touch time, existing Row rear support skeleton front impact force, rear impact force effect under, easily rupture in junction, Joint failure, be easily caused The device at rear portion is damaged, and in causing crew module, personnel come to harm, and the security performance of its car load is low.

In view of this, for the problems referred to above, it is provided that the rear support frame assembly of a kind of structure optimization, it is possible to after effectively promoting The rigidity of support frame assembly, increases stability, fastness that rear portion of car body supports.

Utility model content

The purpose of this utility model is to provide a kind of rear support frame assembly, after being connected to obliquely by the first support beam Between upper girder and rear lower girder, form the first support frame together with the first vertical beam, rear upper girder and rear lower girder, it is thus possible to Enough stable support after upper girder and rear lower girder, it is to avoid touch after, the swing arm deformation of rear support backbone distortion, unstability when swinging, carry Rise the rigidity of rear support frame assembly, increase stability, fastness that rear portion of car body supports.Another mesh of the present utility model Be to provide a kind of automobile with this rear support frame assembly.

This utility model provides a kind of rear support frame assembly, and described rear support frame assembly is installed on the occupant of automobile The rear end in cabin, including:

Rear upper girder, the front end of described rear upper girder is connected to the B post of automobile；

Rear lower girder, the front end of described rear lower girder is connected to the B post of automobile；

First vertical beam, described first vertical beam vertically connects the rear end gone up in the rear between girder and described rear lower girder Place, is used for supporting described rear upper girder and described rear lower girder；With

First support beam, described first support beam connect obliquely go up in the rear girder and described after between lower girder, To form the first support frame together with described B post, described first vertical beam, described rear upper girder and described rear lower girder, it is used for Support described rear upper girder and described rear lower girder.

Alternatively, the front end of described first support beam is connected with the front end lower wall of described rear upper girder, and rear end is with described The upper side wall of rear lower girder connects.

Alternatively, the front end of described first support beam rear wall with described B post further is connected, for by rear impact force from After described, lower girder is transferred to described B post.

Alternatively, the front end surface of described first support beam includes:

First joint face, described first joint face is connected with the front end lower wall of described rear upper girder；With

Second joint face, described second joint face is connected with the rear wall of described B post.

Alternatively, the angle between described first support beam and described rear upper girder is in the range of 23 °～27 °.

Alternatively, described rear support frame assembly farther includes:

Rear auxiliary beam, described rear auxiliary beam is positioned at the top of described rear upper girder, and its front end is connected to the B post of automobile；

Second vertical beam, described second vertical beam vertically connects goes up rear end between girder and described rear auxiliary beam in the rear, For supporting described rear upper girder and described rear auxiliary beam；With

Second support beam, described second support beam connect obliquely go up in the rear girder and described after between upper auxiliary beam, To form the second support frame together with described B post, described second vertical beam, described rear auxiliary beam and described rear upper girder, it is used for Support described rear upper girder and described rear auxiliary beam.

Alternatively, the front end of described second support beam is connected with the front end lower wall of described rear auxiliary beam, and rear end is with described The upper side wall of rear upper girder connects.

Alternatively, the front end of described second support beam rear wall with described B post further is connected, for by rear impact force from After described, upper girder is transferred to described B post.

Alternatively, the rear end of described second support beam front side wall with described second vertical beam further is connected, and is used for connecting And support described rear upper girder, described second vertical beam, described rear auxiliary beam and described B post.

This utility model also provides for a kind of automobile, and this automobile includes above-described rear support frame assembly.

Accompanying drawing explanation

This utility model is only schematically illustrated and explains by the following drawings, does not limit scope of the present utility model.

Fig. 1 to Fig. 4 is the structural representation that in this utility model specific embodiment, rear support frame assembly is installed on vehicle body, Wherein:

Straight arrows in Fig. 1 represent after impact force bang path direction；

Straight arrows in Fig. 2 represents front impact force bang path direction；

Straight arrows in Fig. 3 represents the bang path direction of swing arm bottom active force；

Straight arrows in Fig. 4 represents the bang path direction putting active force in swing arm；

Fig. 5 is the structural representation of the first support beam in this utility model specific embodiment；

Fig. 6 is the structural representation of the second support beam in this utility model specific embodiment.

Label declaration:

10 rear support frame assemblies；

Upper girder after 11；

Lower girder after 12；

13 first vertical beams；

14 first support beams；

141 first joint faces；

142 second joint faces；

143 installing holes；

Upper auxiliary beam after 15；

16 second vertical beams；

17 second support beams；

171 first are connected face；

172 second are connected face；

173 the 3rd are connected face；

174 the 4th are connected face；

20 B posts.

Detailed description of the invention

In order to be more clearly understood from the technical characteristic of utility model, purpose and effect, now comparison accompanying drawing explanation is originally The detailed description of the invention of utility model, the most identical label represents identical part.

In this article, " schematically " expression " serves as example, example or explanation ", " should not show being described herein as Meaning property " any diagram, embodiment be construed to a kind of preferred or more advantage technical scheme.

For making simplified form, only schematically show and this utility model relevant portion in each figure, and not generation Table its as the practical structures of product.It addition, so that simplified form readily appreciates, some figure has identical structure or function Parts, only symbolically depict one of them, or only marked one of them.

Body tail is played the effect of support by rear support frame assembly, and crumple occurs in an impact, absorbs impact force, keeps away Exempt from posterior means to be damaged, the safety of personnel in protection crew module.But, rear support frame assembly of the prior art absorbs The ability decomposing impact force is the most poor, and when being collided with swing arm effect, rear support frame assembly easily distorts unstability, it is impossible to really Protect crew module and the safety of other equipment of rear portion.For solving this problem, after this utility model provides a kind of structure optimization Support frame assembly, after being connected to obliquely by the first support beam between upper girder and rear lower girder, with the first vertical beam, after Upper girder forms the first support frame together with rear lower girder, thus stable support after upper girder and rear lower girder, decompose and touching Hit and active force during swinging arm, it is to avoid rear support frame assembly torsional deformation, unstability, promote the firm of rear support frame assembly Degree, increases stability, fastness that rear portion of car body supports.

Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in detail, refers to Fig. 1 to Fig. 4 institute Showing, Fig. 1 to Fig. 4 is the structural representation that in this utility model specific embodiment, rear support frame assembly is installed on vehicle body, wherein, Straight arrows in Fig. 1 represent after impact force bang path direction；Straight arrows in Fig. 2 represents front impact force bang path direction； Straight arrows in Fig. 3 represents the bang path direction of swing arm bottom active force；Straight arrows in Fig. 4 represents that in swing arm, pendulum is made Bang path direction firmly.

This utility model provides a kind of rear support frame assembly 10, and rear support frame assembly 10 is installed on the occupant of automobile The rear end in cabin, including:

Rear upper girder 11, the front end of rear upper girder 11 is connected to the B post 20 of automobile；

Rear lower girder 12, the front end of rear lower girder 12 is connected to the B post 20 of automobile；

First vertical beam 13, the first vertical beam 13 rear end between upper girder 11 and rear lower girder 12 after being vertically connected to, use Upper girder 11 and rear lower girder 12 after supporting；With

First support beam 14, the first support beam 14 is after being connected to obliquely between upper girder 11 and rear lower girder 12, with B Post the 20, first vertical beam 13, rear upper girder 11 form the first support frame together with rear lower girder 12, upper girder 11 after supporting With rear lower girder 12.

Compared with prior art, a kind of rear support frame assembly 10 that this utility model provides on rear girder 11 with rear under Connecting between girder 12 and have the first support beam 14, this first support beam 14 is upper girder 11 and rear lower girder 12 after being connected to obliquely Between.Owing to the front end of rear upper girder 11 and rear lower girder 12 is all connected to the B post 20 of automobile, the first vertical beam 13 vertical beam connects On rear, girder 11 and the rear end of rear lower girder 12, which form quadrilateral frame, girder 11 and rear lower girder 12 on rear Between be additionally arranged the first support beam 14 being obliquely installed, thus form the first support frame of more rock-steady structure, can avoid When swing arm swings, rear support frame assembly 10 is distorted deformation, being touched by front, after when touching, the first support beam 14 can be divided Solution, from rear upper girder 11 or the impact force of rear lower girder 12, reduces the impact force damage to vehicle body.

In a kind of specific embodiment, the front end of the first support beam 14 of this rear support frame assembly 10 and rear upper girder 11 Front end lower wall connect, rear end is connected with the upper side wall of rear lower girder 12.Thereafter the front end going up girder 11 refers to and B post 20 Junction.Being arranged such, the first support beam 14 is the lower wall of upper girder 11 front end after being connected to, it is possible to after lifting upper girder 11 with The bonding strength of B post 20, when collision, the first support beam 14 decomposes part impact force, and collision free power goes up girder after causing 11 rupture with B post 20 junction, further increase the intensity of the first support frame.

Further, the front end of the first support beam 14 is connected with the rear wall of B post 20, say, that the first support beam 14 Front end be both connected with rear upper girder 11, be connected with B post 20 again.On the one hand so, utilize the first support beam 14 by B post 20 with after Upper girder 11 is fixed together, and can go up the bonding strength of girder 11 and B post 20 junction, it is to avoid on Hou after further enhancing When girder 11 is subject to bigger impact force, rear upper girder 11 and the Joint failure of B post 20；On the other hand, the first support beam 14 can Rear impact force is transferred to B post 20 from rear lower girder 12, owing to B post 20 intensity is big, it is possible to bear bigger collision, therefore, pass through This first support beam 14 is the impact force on lower girder 12 after decomposing.

In order to promote the first support beam 14 and B post 20, the rear upper reliability of connection of girder 11, fastness, to first The front end surface of support beam 14 optimizes design further, the most shown in Figure 5.

The front end surface of the first support beam 14 includes the first joint face 141 and the second joint face 142, and wherein, first connects Face 141 is connected with the front end lower wall of rear upper girder 11, and the second joint face 142 is connected with the rear wall of B post 20.As shown in Figure 5, The end face of the front end of the first support beam 14 is connected by the first joint face 141 and the second joint face 142 and forms wedge surface such that it is able to more It is fitted and connected fixing with rear upper girder 11, B post 20 well.

Fig. 5 illustrate only a kind of specific embodiment of the front end surface of the first support beam 14, the first joint face 141 and second Angle between joint face 142 and both each angle with the body surfaces of the first support beam 14 also can have other parameter, Specifically according to the link position of the first support beam 14, and should set with the angle of rear upper girder 11.

In preferred scheme, the angle between the first support beam 14 and rear upper girder 11 is set to 25 °, and first supports Angle between first joint face 141 and second joint face 142 of beam 14 is set to 100 °, the first joint face 141 and first The angle of the body surfaces of support beam 14 is 155 °, and the second joint face 142 with the angle of the body surfaces of the first support beam 14 is 105°。

Angle between first support beam 14 and rear upper girder 11 is not limited in 25 °, its can in the range of 23 °～27 °, Can be such as 24 °, 26 ° etc..

Also can open installing hole 143 in first support beam 14, can be bolt hole, riveted holes etc., provide for miscellaneous part and install Position, such as, can be used for installing side-wall inner-plate or other adnexaes.

It should be noted that the rear support frame assembly 10 of the present embodiment is arranged in vehicle body, the most in the present embodiment The noun of locality occurred is all on the basis of vehicle body, and wherein, alleged front and rear is all on the basis of the length direction of vehicle body. That is, front is the side towards headstock direction, is the side in facing tailstock direction afterwards.Similarly, upper and lower is all the height with vehicle body On the basis of degree direction, i.e. upper is towards the side at vehicle body top in the short transverse of vehicle body, lower in the height side of vehicle body Side upwardly toward body bottom.

For above example, also rear support frame assembly 10 can be optimized design further, to increase rear support skeleton The fastness of assembly 10, absorbs impact force, it is ensured that the safety of car load.

In a kind of specific embodiment, rear support frame assembly 10 farther includes:

Rear auxiliary beam 15, upper auxiliary beam 15 is the top of upper girder 11 after being positioned at, and its front end is connected to the B post 20 of automobile；

Second vertical beam 16, the second vertical beam 16 is gone up rear end between girder 11 and rear auxiliary beam 15, is used for after being vertically connected to Upper girder 11 and rear auxiliary beam 15 after support；With

Second support beam 17, the second support beam 17 is after being connected to obliquely between upper girder 11 and rear auxiliary beam 15, with Second vertical beam 16, rear auxiliary beam 15, rear upper girder 11 form the second support frame together with B post 20, upper girder after supporting 11 with rear auxiliary beam 15.

By above-mentioned setting, on rear after being arranged over of girder 11 on auxiliary beam 15, the front end of this rear auxiliary beam 15 connects In the B post 20 of automobile, rear auxiliary beam 15 is connected with the second support beam 17 by the second vertical beam 16 with rear upper girder 11；Namely Saying, the second vertical beam 16 goes up the rear end between girder 11 and rear auxiliary beam 15 after being vertically connected to, and the second support beam 17 tilts Be connected to after between upper girder 11 and rear auxiliary beam 15.

So, second support beam the 17, second vertical beam 16, rear auxiliary beam 15 together form with rear upper girder 11 and B post 20 Second support frame.Rear auxiliary beam the 15, second vertical beam 16 and rear upper girder 11 and B post 20 define the framework of a tetragon, And then after being connected to by the second support beam 17 being obliquely installed between upper girder 11 and rear auxiliary beam 15, define more firm Gu, stable second support frame, thus be effectively improved the rigidity of rear support frame assembly 10 further, it is to avoid colliding In journey there is unstability in rear support frame assembly 10, it is ensured that the safety of car load.

This second support frame combines the first support frame and defines the rear support frame assembly 10 of approximation truss structure, has Effect enhances the stability of rear support frame assembly 10, fastness, it is to avoid when collision, each junction occurs unstability, thus can make The abundant crumple of rear support frame assembly 10, effectively decomposes impact force, reduces the collision damage to body tail device, it is ensured that car load Safety.

Further, the front end of the second support beam 17 is connected with the front end lower wall of rear auxiliary beam 15, rear end and rear upper master The upper side wall of beam 11 connects.The front end of rear auxiliary beam 15 refers to this rear auxiliary beam 15 and B post 20 junction, is arranged such, the Two support beams 17 are the lower wall of upper auxiliary beam 15 front end after being connected to, it is possible to the intensity of the connection of upper auxiliary beam 15 and B post 20 after lifting, When collision, this second support beam 17 can decompose the absorption impact force from rear upper girder 11.

Further, the front end of the second support beam 17 rear wall with B post 20 further is connected, say, that second The front end of support beam 17 was both connected with rear auxiliary beam 15, was connected with B post 20 again.It is arranged such, the most available second support beam B post 20 is fixed together by 17 with rear auxiliary beam 15, upper auxiliary beam 15 and the bonding strength of B post 20 junction after enhancing；Separately On the one hand, rear impact force can gradually be transmitted to the top of B post 20 along the second support beam 17, with by impact force gradually from rear upper girder 11 Decompose, it is to avoid substantial amounts of impact force concentrates on the regional area of B post 20 and produces damage.

In order to make the second support beam 17 stablize with B post 20, rear auxiliary beam 15, be connected reliably, to the second support beam 17 Front end surface is optimized design.The most shown in Figure 6.

The front end surface of the second support beam 17 includes that first face 171 and second that is connected is connected face 172, and wherein, first is connected Face 171 is connected with the lower wall of rear auxiliary beam 15, and second face 172 that is connected is connected with the rear wall of B post 20.Before second support beam 17 The end face of end is connected is formed wedge surface by first face 172 that is connected, face 171 and second that is connected such that it is able to make the second support beam 17 more preferable Ground is fitted and connected fixing with rear auxiliary beam 15, B post 20.

Further, the rear end of the second support beam 17 is connected with the front side wall of the second vertical beam 16, is arranged such, at second On the basis of the rear end of support beam 17 is connected with the upper side wall of rear auxiliary beam 15, its again front side wall with the second vertical beam 16 be connected, have Effect is upper bonding strength between girder 11 and the second vertical beam 16 after improving, meanwhile, and can be by the impact force from rear upper girder 11 Transmit along second vertical beam the 16, second support beam 17, absorb and decompose impact force.

The front end of the second support beam 17 is connected with B post 20, rear auxiliary beam 15 simultaneously, rear end simultaneously with the second vertical beam 16, after Upper girder 11 connects, thus together with B post 20, rear auxiliary beam the 15, second vertical beam 16 being effectively connected to rear upper girder 11, the The top of one support frame forms second support frame with firm supporting role.

Rear end end face for the second support beam 17 is optimized design, and its rear end end face includes that the 3rd is connected face 173 He 4th is connected face 174, and the 3rd face 173 that is connected is connected with the upper side wall of rear upper girder 11, and the 4th is connected face 174 and the second vertical beam 16 Front side wall connect.So that the rear end end face of the second support beam 17 is preferably with the laminating of rear upper girder the 11, second vertical beam 16 even Connect fixing.

Fig. 6 illustrate only a kind of specific embodiment of the front end surface of the second support beam 17, rear end end face, and first is connected face 171 and second angles being connected between face 172, the 3rd be connected face 173 and the 4th be connected the angle between face 174 and each with The angle of the body surfaces of the second support beam 17 also can have other parameter, specifically should be according to the connection position of the second support beam 17 Put, and set with the angle of rear upper girder 11.

In preferred scheme, the angle between the first support beam 14 and rear upper girder 11 is set to 17 °.First support beam Angle between 14 and rear upper girder 11 is not limited in 17 °, and it can be such as 16 ° in the range of 15 °～19 °, 18 ° etc..

Use the structure of rear support frame assembly 10 in above-described embodiment, it is possible to touch after, front when touching, impact force is entered Row effectively decomposes, and increases bending stiffness and torsional rigidity, promotes whole vehicle stability；After being installed on, the swing arm of upper girder 11 is with car When running and swing up and down, the junction in this rear support frame assembly 10 has abundant bonding strength, it is possible to avoid The unstability in swing arm effect.

Below in conjunction with the accompanying drawings to after touch, front touch, in swing arm when pendulum and the bottom, the transmission of power on this rear support frame assembly 10 Effect road strength is described in detail, when colliding, and the first support beam 14 and the second support beam 17 effect of being under pressure, and In swing arm swing process, the first support beam 14 and the second support beam 17 are stretched effect, and the straight arrows direction in accompanying drawing shows The direction of transfer of meaning power.

As it is shown in figure 1, when touching after occurring, rear impact force along rear upper girder 11 and rear lower girder 12 to front transfer, from rear When the impact force of lower girder 12 is transferred to the junction with the first support beam 14, after part, impact force can pass to the first support beam 14 Pass.Wherein, the rear impact force of about 30% is absorbed by the first support beam 14, and a part is transferred to B post 20 along the first support beam 14 Central region, is absorbed by B post 20, and avoids being transferred to, by rear lower girder 12, the region that B post 20 bottom absorbability is more weak.

Impact force from rear upper girder 11 is transferred to the second support beam 17 and the junction of rear upper girder 11, the second vertical beam 16 with the junction of rear upper girder 11 time, after part, impact force is transmitted along the second support beam 17, and after part, impact force is along the second vertical beam 16 Transmission, so, by rear impact force further by the second support beam 17 to the top of B post 20, by the second girder through after go up the most auxiliary beam 15 to B The top transmission of post 20, wherein the rear impact force of the second support beam 17 absorbable about 10%, is effectively reduced rear impact force to B post 20 A certain region and produce damage.

As in figure 2 it is shown, when touching before occurring, after front impact force is transferred to B post 20, can continue to decompose along five paths and transmit: Article 1, part front impact force absorbed by rear auxiliary beam 15 and to after after the second vertical beam 16 is transferred to go up girder 11；Article 2, Upper girder 11 after impact force is absorbed by the second support beam 17 and is transferred to before a part；Article 3, before a part behind impact force directly edge Upper girder 11 transmits；Article 4, lower girder 12 after impact force is absorbed by the first support beam 14 and is transferred to before a part；Article 5, The front impact force of a part is transmitted along rear lower girder 12.

By above-mentioned five bang paths, it is possible to impact force before effectively decomposing, it is to avoid front impact force is to rear support frame assembly 10 Damage, add bending stiffness and the torsional rigidity of rear support frame assembly 10, promote the stability of car load.

Upper girder 11 after being fixedly installed in due to swing arm, the swing of swing arm can be produced with B post 20 junction by upper girder 11 after making Raw fracture.As it is shown on figure 3, when swing arm carries out the bottom with car, swing arm produces down force to rear upper girder 11, wherein, exist Rear upper girder 11 and B post 20 junction, a part of active force is passed down to the first support beam 14, and passes along the first support beam 14 Passing, so, the first support beam 14 absorbs the swing arm active force to rear upper girder 11, and the first support beam 14 is to rear upper girder 11 To supporting role；And partial action power is absorbed decomposition by the second support beam 17 and the second vertical beam 16.Thus, by the first support beam The supporting role of upper girder 11 after 14 pairs, the second support beam 17 and second vertical beam 16 traction action to rear upper girder 11, firm Upper girder 11 after support, it is to avoid on after during the bottom, girder 11 is connected unstability with B post 20.

As shown in Figure 4, when swing arm carries out upper pendulum with car, swing arm produces active force upwards to rear upper girder 11, wherein, Girder 11 and B post 20 junction, a part of active force tractive the first support beam 14, say, that after being arranged on rear The first support beam 14 between upper girder 11 and rear lower girder 12, when rear upper girder 11 is by active force upwards, first Upper girder 11 and the junction of B post 20 after support beam 14 tractive, it is to avoid rupture herein；A part of active force acts on second On support beam 17 and the second vertical beam 16, it is communicated up along the second support beam 17 and the second vertical beam 16.So, by the first support beam 14 To the rear upper downward tractive of girder 11, and rear upper girder 11 is supported downwards by the second support beam 17 and the second vertical beam 16, thus absorbs Decompose the swing arm active force to rear upper girder 11, it is to avoid on after during upper pendulum, girder 11 is connected unstability with B post 20.

In addition to above-mentioned rear support frame assembly 10, this utility model also provides for a kind of automobile, and this automobile includes above each reality Executing the rear support frame assembly 10 in example, rear support frame assembly 10 please refer to above-mentioned elaboration with the connection of other components of vehicle body. Owing to above-mentioned rear support frame assembly 10 has above technique effect, therefore, there is the automobile of this rear support frame assembly 10 also Should have identical technique effect, not repeat them here.

In this article, " one " is not offered as the quantity of this utility model relevant portion being limited to " only this ", and And " one " does not indicates that the situation of the quantity " more than one " getting rid of this utility model relevant portion.

In this article, " 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.

In this article, " first ", " second " etc. are only used for differentiation each other, rather than represent significance level and order and The premise etc. existed each other.

Except as otherwise noted, numerical range herein not only includes the gamut in two end points, also includes containing In some subranges therein.

It is to be understood that, although this specification describes according to each embodiment, but the most each embodiment only wraps Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should Description can also be formed people in the art through appropriately combined as an entirety, the technical scheme in each embodiment Member may be appreciated other embodiments.

The a series of detailed description of those listed above is only for the tool of feasibility embodiment of the present utility model Body illustrates, and and be not used to limit protection domain of the present utility model, all without departing from this utility model skill spirit made etc. Effect embodiment or change, as feature combination, split or repeat, within should be included in protection domain of the present utility model.

Claims (10)

1. a rear support frame assembly, described rear support frame assembly (10) is installed on the rear end of the crew module of automobile, and it is special Levy and be, including:

Rear upper girder (11), the front end of described rear upper girder (11) is connected to the B post (20) of automobile；

Rear lower girder (12), the front end of described rear lower girder (12) is connected to the B post (20) of automobile；

First vertical beam (13), described first vertical beam (13) vertically connects goes up girder (11) and described rear lower girder (12) in the rear Between rear end, be used for supporting described after upper girder (11) with described after lower girder (12)；With

First support beam (14), described first support beam (14) connects obliquely goes up girder (11) and described rear lower master in the rear Between beam (12), with described B post (20), described first vertical beam (13), described after upper girder (11) and described after lower girder (12) form the first support frame together, be used for supporting described rear upper girder (11) and described rear lower girder (12).

2. rear support frame assembly as claimed in claim 1, it is characterised in that the front end of described first support beam (14) and institute After stating, the front end lower wall of upper girder (11) connects, and rear end is connected with the upper side wall of described rear lower girder (12).

3. rear support frame assembly as claimed in claim 2, it is characterised in that the front end of described first support beam (14) enters Step is connected with the rear wall of described B post (20), for rear impact force lower girder (12) after described is transferred to described B post (20).

4. rear support frame assembly as claimed in claim 3, it is characterised in that the front end surface of described first support beam (14) Including:

First joint face (141), described first joint face (141) is connected with the front end lower wall of described rear upper girder (11)；With

Second joint face (142), described second joint face (142) is connected with the rear wall of described B post (20).

5. rear support frame assembly as claimed in claim 1, it is characterised in that described first support beam (14) with described after on Angle between girder (11) is in the range of 23 °～27 °.

6. rear support frame assembly as claimed in claim 1, it is characterised in that described rear support frame assembly (10) is further Including:

Rear auxiliary beam (15), described rear auxiliary beam (15) is positioned at the top of described rear upper girder (11), and its front end is connected to automobile B post (20)；

Second vertical beam (16), described second vertical beam (16) vertically connects goes up girder (11) and described rear auxiliary beam (15) in the rear Between rear end, be used for supporting described after upper girder (11) with described after upper auxiliary beam (15)；With

Second support beam (17), described second support beam (17) connect obliquely go up in the rear girder (11) with described after upper the most auxiliary Between beam (15), with described B post (20), described second vertical beam (16), described after upper auxiliary beam (15) and described after go up girder (11) form the second support frame together, be used for supporting described rear upper girder (11) and described rear auxiliary beam (15).

7. rear support frame assembly as claimed in claim 6, it is characterised in that the front end of described second support beam (17) and institute After stating, the front end lower wall of upper auxiliary beam (15) connects, and rear end is connected with the upper side wall of described rear upper girder (11).

8. rear support frame assembly as claimed in claim 7, it is characterised in that the front end of described second support beam (17) enters Step is connected with the rear wall of described B post (20), for rear impact force upper girder (11) after described is transferred to described B post (20).

9. rear support frame assembly as claimed in claim 8, it is characterised in that the rear end of described second support beam (17) enters Step is connected with the front side wall of described second vertical beam (16), is used for connecting and support described rear upper girder (11), described second vertical beam (16), described rear auxiliary beam (15) and described B post (20).

10. an automobile, it is characterised in that described automobile includes the rear support frame assembly described in any one of claim 1 to 9 (10)。