CN209757253U - Sub vehicle frame assembly and vehicle - Google Patents

Abstract

The utility model discloses a sub vehicle frame assembly and vehicle, sub vehicle frame assembly includes: the beam comprises a front beam and a rear beam, the front beam and the rear beam are arranged at intervals in the front-rear direction, and the front beam and the rear beam are provided with a plurality of first lightening holes arranged at intervals; the longitudinal beams comprise a left longitudinal beam and a right longitudinal beam, the left longitudinal beam and the right longitudinal beam are arranged at intervals in the left-right direction, the left longitudinal beam and the right longitudinal beam are connected through the front cross beam and the rear cross beam, and the left longitudinal beam and the right longitudinal beam are provided with a plurality of second lightening holes arranged at intervals. According to the utility model discloses sub vehicle frame assembly through establishing a plurality of first lightening holes and a plurality of second lightening hole at sub vehicle frame assembly, has reduced sub vehicle frame assembly holistic structural quality effectively, reduces manufacturing material simultaneously, saves the manufacturing cost of sub vehicle frame assembly, and the quality is convenient for operating personnel dismouting or transport lighter.

Description

Sub vehicle frame assembly and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle manufacturing, particularly, relate to a sub vehicle frame assembly and vehicle that has this sub vehicle frame assembly.

Background

the auxiliary frame is one of main bearing parts of the automobile chassis and is used for connecting swing arms and an automobile body and transmitting shear force and moment between the swing arms and the automobile body. In the related technology, the automobile auxiliary frame mostly adopts a stamping welding auxiliary frame structure, so that the automobile auxiliary frame is large in size, large in occupied space and heavy in weight, influences the oil consumption index of the whole automobile, and has an improved space.

SUMMERY OF THE UTILITY MODEL

the utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an auxiliary frame assembly, auxiliary frame assembly occupies that the whole car arrangement space is little, and the structure is light.

According to the utility model discloses sub vehicle frame assembly, include: the beam comprises a front beam and a rear beam, the front beam and the rear beam are arranged at intervals in the front-rear direction, and the front beam and the rear beam are provided with a plurality of first lightening holes arranged at intervals; the longitudinal beams comprise a left longitudinal beam and a right longitudinal beam, the left longitudinal beam and the right longitudinal beam are arranged at intervals in the left-right direction, the left longitudinal beam and the right longitudinal beam are connected through the front cross beam and the rear cross beam, and the left longitudinal beam and the right longitudinal beam are provided with a plurality of second lightening holes arranged at intervals.

According to the utility model discloses sub vehicle frame assembly through establishing a plurality of first lightening holes and a plurality of second lightening hole at sub vehicle frame assembly, has reduced sub vehicle frame assembly holistic structural quality effectively, reduces manufacturing material simultaneously, saves the manufacturing cost of sub vehicle frame assembly, and the quality is convenient for operating personnel dismouting or transport lighter.

According to the utility model discloses an embodiment's sub vehicle frame assembly, front crossbeam and rear crossbeam all include first inner panel and first planking, first inner panel with correspond first planking along fore-and-aft direction spaced apart setting, and link to each other through a plurality of first strengthening ribs, and two adjacent first strengthening ribs with first inner panel or first planking between form the first lightening hole; the left longitudinal beam and the right longitudinal beam respectively comprise a second inner plate and a second outer plate, the second inner plate and the corresponding second outer plate are arranged at intervals in the left-right direction and are connected through a plurality of second reinforcing ribs, and second lightening holes are formed between every two adjacent second reinforcing ribs and the second inner plate or the second outer plate.

According to the auxiliary frame assembly provided by the utility model, one side of the first inner plate facing the first outer plate is provided with a first inner convex rib, one side of the first outer plate facing the first inner plate is provided with a first outer convex rib, and two ends of the first reinforcing rib are respectively connected with the first inner convex rib and the first outer convex rib; one side of the second inner plate, which faces the second outer plate, is provided with a second inner convex rib, one side of the second outer plate, which faces the second inner plate, is provided with a second outer convex rib, and two ends of the first reinforcing rib are respectively connected with the second inner convex rib and the second outer convex rib.

according to the auxiliary frame assembly provided by the utility model, the first reinforcing ribs of the front beam are sequentially connected end to end, and the first reinforcing ribs of the rear beam are sequentially connected end to end; the left longitudinal beam is provided with a plurality of second reinforcing ribs which are connected end to end in sequence, and the right longitudinal beam is provided with a plurality of second reinforcing ribs which are connected end to end in sequence.

According to the utility model discloses a sub vehicle frame assembly, first inner panel with first planking parallel arrangement, adjacent two the length direction of first strengthening rib with the contained angle of first inner panel equals, the second inner panel with second planking parallel arrangement, adjacent two the length direction of second strengthening rib with the length direction's of second inner panel contained angle equals.

According to the utility model discloses a sub vehicle frame assembly, first lightening hole the second lightening hole is equilateral triangle.

According to the utility model discloses a sub vehicle frame assembly, the front beam the rear frame member left side longeron at least one in the right side longeron has the I shape cross-section.

according to the utility model discloses sub vehicle frame assembly, include: the subframe assembly of any of the above embodiments; the swing arm support, the swing arm support is a plurality of, and is a plurality of the swing arm support respectively with left longeron, right longeron links to each other.

According to the utility model discloses sub vehicle frame assembly, the swing arm support includes the mounting panel of connecting piece, two relative settings and the joint board of two relative settings, two the mounting panel and two the joint board passes through the connecting piece links to each other, just the normal line of mounting panel with the normal line of joint board is perpendicular, two the joint board all has the third lightening hole.

The utility model also provides a vehicle.

According to the utility model discloses the vehicle is provided with any kind of above-mentioned embodiment the sub vehicle frame assembly.

The vehicle and the subframe assembly have the same advantages compared with the prior art, and the detailed description is omitted.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

Fig. 1 is a schematic structural view of a subframe assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of a subframe assembly according to an embodiment of the present invention;

Fig. 3 is a schematic structural view of a subframe assembly according to an embodiment of the present invention;

FIG. 4 is a top view of a subframe assembly according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken at A-A in FIG. 4;

FIG. 6 is a cross-sectional view taken at B-B of FIG. 4;

Fig. 7 is a schematic structural diagram of a swing arm support according to an embodiment of the present invention.

Reference numerals:

the sub-frame assembly is provided with a sub-frame assembly 100,

A front beam 1, a rear beam 2, a first inner plate 3, a first outer plate 4, a first inner convex rib 5, a first outer convex rib 6, a first lightening hole 7, a first reinforcing rib 8,

a left longitudinal beam 11, a right longitudinal beam 12, a second inner plate 13, a second outer plate 14, a second inner convex rib 15, a second outer convex rib 16, a second lightening hole 17, a bushing press-fitting hole 18, a second reinforcing rib 19,

the swing arm support 200, a mounting plate 201, a mounting hole 202, a clamping plate 203, a connecting piece 204 and a third lightening hole 205.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A subframe assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1-6.

As shown in fig. 1-6, a subframe assembly 100 according to an embodiment of the present invention includes a cross member and a longitudinal member.

As shown in fig. 1 to 4, the cross beam includes a front cross beam 1 and a rear cross beam 2, the front cross beam 1 and the rear cross beam 2 are spaced apart in the front-rear direction, the front cross beam 1 has a first lightening hole 7, the rear cross beam 2 has a first lightening hole 7, and the first lightening hole 7 may be triangular, for example, the first lightening hole 7 is an isosceles triangle hole.

as shown in fig. 1 to 4, the number of the first lightening holes 7 is plural, the plural first lightening holes 7 are arranged at intervals, the front beam 1 and the rear beam 2 are both arranged to extend along the left-right direction, the plural first lightening holes 7 of the front beam 1 are arranged at intervals along the length direction of the front beam 1, and the plural first lightening holes of the rear beam 2 are arranged at intervals along the length direction of the rear beam 2, so that the whole mass of the front beam 1 and the rear beam 2 can be greatly lightened, the material required for production is reduced, the production cost is saved, the structure is light, the installation or the carrying is convenient, and the practicability is good.

As shown in fig. 1 to 4, the longitudinal beam includes a left longitudinal beam 11 and a right longitudinal beam 12, the left longitudinal beam 11 and the right longitudinal beam 12 are spaced apart in the left-right direction, the left longitudinal beam 11 has a second lightening hole 17, the right longitudinal beam 12 has a second lightening hole 17, and the second lightening hole 17 may be triangular, for example, the second lightening hole 17 is an isosceles triangle hole.

As shown in fig. 1 to 4, the number of the second lightening holes 17 is plural, and the plural second lightening holes 17 are arranged at intervals, the left longitudinal beam 11 and the right longitudinal beam 12 are both arranged to extend in the front-rear direction, the plural second lightening holes 17 of the left longitudinal beam 11 are arranged at intervals in the length direction of the left longitudinal beam 11, and the plural second lightening holes 17 of the right longitudinal beam 12 are arranged at intervals in the length direction of the right longitudinal beam 12, so that the whole mass of the left longitudinal beam 11 and the right longitudinal beam 12 can be greatly lightened, the material required for production is reduced, the production cost is saved, the structure is light, the installation or the carrying is convenient, and the practicability is good.

the left longitudinal beam 11 and the right longitudinal beam 12 are connected through a front cross beam 1 and a rear cross beam 2, wherein, as shown in fig. 1-4, the front part of the left longitudinal beam 11 is connected with the front part of the right longitudinal beam 12 through the front cross beam 1, the rear part of the left longitudinal beam 11 is connected with the rear part of the right longitudinal beam 12 through the rear cross beam 2, namely, the left end of the front cross beam 1 is connected with the left end of the rear cross beam 2 through the left longitudinal beam 11, the right end of the front cross beam 1 is connected with the right end of the rear cross beam 2 through the right longitudinal beam 12, therefore, the left longitudinal beam 11, the right longitudinal beam 12, the front cross beam 1 and the rear cross beam 2 are connected into a whole, and in one embodiment, the left longitudinal beam 11, the right longitudinal beam 12, the front cross beam 1 and the rear cross beam 2 are all formed by forging, therefore, the first lightening holes 7 are arranged on the front cross beam 1 and the rear cross beam 2, the second lightening holes 17 are, the sub-frame assembly 100 is more portable and convenient to assemble, disassemble and transport.

According to the utility model discloses sub vehicle frame assembly 100 through set up a plurality of first lightening holes 7 and a plurality of second lightening hole 17 on sub vehicle frame assembly 100, has reduced sub vehicle frame assembly 100 overall structure's quality effectively, reduces manufacturing material simultaneously, saves sub vehicle frame assembly 100's manufacturing cost, the operating personnel dismouting of being convenient for or transport.

In some embodiments, as shown in FIG. 4, the front cross member 1 includes a first inner panel 3 and a first outer panel 4, the first inner panel 3 of the front cross member 1 is positioned inside the first outer panel 4 of the front cross member 1, the rear cross member 2 includes a first inner panel 3 and a first outer panel 4, the first inner panel 3 of the rear cross member 2 is positioned inside the first outer panel 4 of the rear cross member 2, therefore, the first inner plate 3 of the front beam 1 and the first inner plate 3 of the rear beam 2 are both positioned on the inner side of the subframe assembly 100 in the front-rear direction, the first outer plate 4 of the front beam 1 and the first outer plate 4 of the rear beam 2 are both positioned on the outer side of the subframe assembly 100 in the front-rear direction, the first inner plates 3 and the corresponding first outer plates 4 are arranged at intervals in the front-rear direction, that is, the subframe assembly 100 includes, in order along the front-rear direction, the first outer panel 4 of the front cross member 1, the first inner panel 3 of the rear cross member 2, and the first outer panel 4 of the rear cross member 2.

As shown in fig. 4, the first inner plate 3 and the corresponding first outer plate 4 are connected by a plurality of first reinforcing ribs 8, the first reinforcing ribs 8 are plate-shaped, the first reinforcing ribs 8 can greatly enhance the connection strength between the first inner plate 3 and the first outer plate 4, and improve the rigidity and strength of the overall structure of the subframe assembly 100, first lightening holes 7 are formed between two adjacent first reinforcing ribs 8 and the first inner plate 3 or the first outer plate 4, the first lightening holes 7 are multiple, that is, the first lightening holes 7 are formed between two adjacent first reinforcing ribs 8 and the first inner plate 3, the first lightening holes 7 are formed between two adjacent first reinforcing ribs 8 and the first outer plate 4, the first lightening holes 7 are respectively spaced by a plurality of first reinforcing ribs 8, for example, as shown in fig. 1 to 4, the first lightening holes 7 are triangular, and the vertex angles of two adjacent first lightening holes 7 face opposite directions, two sets of first lightening holes 7 towards different sets of crisscross setting along the length direction of front beam 1, rear beam 2 promptly, guarantee that the quality in each position of front beam 1, rear beam 2 is more balanced for sub vehicle frame assembly 100's overall structure arranges more rationally.

Therefore, the overall mass of the front cross beam 1 and the rear cross beam 2 is effectively reduced, and the structural strength of the front cross beam 1 and the rear cross beam 2 is guaranteed, so that the auxiliary frame assembly 100 is light in structure and good in strength and rigidity when in use.

as shown in fig. 4, the left side member 11 includes a second inner panel 13 and a second outer panel 14, the second inner panel 13 of the left side member 11 is positioned inside the second outer panel 14 of the left side member 11, the right side member 12 includes the second inner panel 13 and the second outer panel 14, the second inner panel 13 of the right side member 12 is positioned inside the second outer panel 14 of the right side member 12, therefore, the second inner plate 13 of the left side frame 11 and the second inner plate 13 of the right side frame 12 are both positioned on the inner side of the subframe assembly 100 in the left-right direction, the second outer plate 14 of the left side frame 11 and the second outer plate 14 of the right side frame 12 are both positioned on the outer side of the subframe assembly 100 in the left-right direction, the second inner plate 13 and the corresponding second outer plate 14 are arranged in a spaced manner in the left-right direction, that is, the subframe assembly 100 includes, in order in the left-right direction, the second outer panel 14 of the left side member 11, the second inner panel 13 of the right side member 12, and the second outer panel 14 of the right side member 12.

The second inner plate 13 and the corresponding second outer plate 14 are connected by a plurality of second reinforcing ribs 19, as shown in fig. 4, the second reinforcing ribs 19 are plate-shaped, the second reinforcing ribs 19 can greatly enhance the connection strength between the second inner plate 13 and the second outer plate 14, which is beneficial to enhancing the rigidity and strength of the overall structure of the subframe assembly 100, and second lightening holes 17 are formed between two adjacent second reinforcing ribs 19 and the second inner plate 13 or the second outer plate 14, i.e. second lightening holes 17 are formed between two adjacent second reinforcing ribs 19 and the second inner plate 13, second lightening holes 17 are formed between two adjacent second reinforcing ribs 19 and the second outer plate 14, the plurality of second lightening holes 17 are respectively spaced by a plurality of second reinforcing ribs 19, for example, the second lightening holes 17 are triangular, and the apex angles of two adjacent second lightening holes 17 face opposite directions, i.e. two groups of second lightening holes 17 facing different directions are arranged in a staggered manner along the length direction of the left longitudinal beam 11 or the right longitudinal beam 12, the quality of each position of the left longitudinal beam 11 and the right longitudinal beam 12 is ensured to be more balanced, so that the overall structural arrangement of the auxiliary frame assembly 100 is more reasonable.

therefore, the overall mass of the left longitudinal beam 11 and the right longitudinal beam 12 is effectively reduced, and the structural strength of the left longitudinal beam 11 and the structural strength of the right longitudinal beam 12 are guaranteed, so that the auxiliary frame assembly 100 is light in structure and good in strength and rigidity when in use.

as shown in fig. 1 to 4, the first inner plate 3 of the front cross beam 1, the second inner plate 13 of the left longitudinal beam 11, the first inner plate 3 of the rear cross beam 2, and the second inner plate 13 of the right longitudinal beam 12 are sequentially connected, so that the connection of each component of the subframe assembly 100 is more compact, the subframe assembly 100 occupies a small layout space of the whole vehicle, and has good practicability.

In some embodiments, as shown in fig. 4, a side of the first inner plate 3 facing the first outer plate 4 has a first inner convex rib 5, the first inner convex rib 5 extends along a length direction of the first inner plate 3, a junction of the first inner convex rib 5 and the first inner plate 3 has an arc-shaped chamfer, a side of the first outer plate 4 facing the first inner plate 3 has a first outer convex rib 6, the first outer convex rib 6 extends along a length direction of the first outer plate 4, a junction of the first outer convex rib 6 and the first outer plate 4 has an arc-shaped chamfer, a plurality of first reinforcing ribs 8 are connected between the first inner convex rib 5 and the first outer convex rib 6, two ends of the first reinforcing ribs 8 are respectively connected with the first inner convex rib 5 and the first outer convex rib 6, the first inner convex rib 5 can reduce a connection stress between the first reinforcing ribs 8 and the first inner plate 3, the first outer convex rib 6 can reduce a connection stress between the first reinforcing ribs 8 and the first outer plate 4, therefore, the first inner panel 3 and the first outer panel 4 can be stably connected and firmly fixed.

As shown in fig. 1 to 4, a second inner rib 15 is provided at a side of the second inner panel 13 facing the second outer panel 14, the second inner rib 15 extends along a length direction of the second inner panel 13, a junction of the second inner rib 15 and the second inner panel 13 has an arc-shaped chamfer, a second outer rib 16 is provided at a side of the second outer panel 14 facing the second inner panel 13, the second outer rib 16 extends along a length direction of the second outer panel 14, a junction of the second outer rib 16 and the second outer panel 14 has an arc-shaped chamfer, a plurality of second reinforcing ribs 19 are connected between the second inner rib 15 and the second outer rib 16, and both ends of the second reinforcing ribs 19 are respectively connected with the second inner rib 15 and the second outer rib 16, the second inner rib 15 can reduce a connection stress of the second reinforcing ribs 19 and the second inner panel 13, the second outer rib 16 can reduce a connection stress of the second reinforcing ribs 19 and the second outer panel 14, thereby, the second inner plate 13 and the second outer plate 14 can be stably connected and firmly fixed.

It should be noted that, as shown in fig. 1 to 4, the front cross member 1 and the rear cross member 2 are disposed between the left longitudinal member 11 and the right longitudinal member 12, and the two ends of the left longitudinal member 11 and the two ends of the right longitudinal member 12 are both provided with the bushing press-fitting holes 18, so that when the subframe assembly 100 is used, the stress strength of the left longitudinal member 11 and the right longitudinal member 12 is greater than that of the front cross member 1 and the rear cross member 2. Like this, set up the width of the rib 5 in the first, the rib 6 outside for being less than the width of the rib 15 in the second, the rib 16 outside the second, and the width of the first strengthening rib 8 is less than the width of the second strengthening rib 19, and the size of the first lightening hole 7 is less than the size of the second lightening hole 17 simultaneously for left longeron 11, right longeron 12, front beam 1, rear beam 2 atress is more balanced when using, improves the security that sub vehicle frame assembly 100 used, is convenient for use for a long time.

In one embodiment, as shown in fig. 4, the plurality of first reinforcing ribs 8 of the front beam 1 are connected end to end in sequence, the plurality of first reinforcing ribs 8 of the front beam 1 are connected in sequence in the left-right direction, that is, one end of the first reinforcing rib 8 of the front beam 1 is connected to the first inner rib 5, one end of the first reinforcing rib 8 of the front beam 1 is connected to an adjacent one of the first reinforcing ribs 8, the other end of the first reinforcing rib 8 of the front beam 1 is connected to the first outer rib 6, and the other end of the first reinforcing rib 8 of the front beam 1 is connected to an adjacent other one of the first reinforcing ribs 8, so that the plurality of first reinforcing ribs 8 are stably connected between the first inner plate 3 and the first outer plate 4 of the front beam 1.

As shown in fig. 4, a plurality of first strengthening ribs 8 of back beam 2 are connected end to end in order, and a plurality of first strengthening ribs 8 of back beam 2 are the same with a plurality of first strengthening ribs 8 of front beam 1, no longer describe here, like this, front beam 1, back beam 2 all is equipped with a plurality of first strengthening ribs 8, improve front beam 1 effectively, back beam 2's structural rigidity, and a plurality of first strengthening ribs 8 are along front beam 1, the length direction interval of back beam 2 sets up, can greatly improve front beam 1, the rigidity and the intensity of 2 different positions of back beam, be convenient for use for a long time, have fine practicality.

As shown in fig. 4, the second reinforcing ribs 19 of the left side member 11 are connected end to end in sequence, the second reinforcing ribs 19 of the left side member 11 are connected in sequence in the front-rear direction, that is, one end of the second reinforcing rib 19 of the left side member 11 is connected to the second inner rib 15, one end of the second reinforcing rib 19 of the left side member 11 is connected to an adjacent one of the second reinforcing ribs 19, the other end of the second reinforcing rib 19 of the left side member 11 is connected to the second outer rib 16, and the other end of the second reinforcing rib 19 of the left side member 11 is connected to another adjacent one of the second reinforcing ribs 19, so that the second reinforcing ribs 19 are stably connected between the second inner plate 13 and the second outer plate 14 of the left side member 11.

As shown in fig. 4, the second reinforcing ribs 19 of the right longitudinal beam 12 are connected end to end in sequence, and the connecting directions of the second reinforcing ribs 19 of the right longitudinal beam 12 and the second reinforcing ribs 19 of the left longitudinal beam 11 are the same, which will not be described again. Thus, by arranging the second reinforcing ribs 19, the structural strength and rigidity of the left longitudinal beam 11 and the right longitudinal beam 12 are effectively improved, so that the left longitudinal beam 11 and the right longitudinal beam 12 still have stable working performance after long-term use, and the long-term use is facilitated.

In the embodiment shown in fig. 4, the first inner plate 3 and the first outer plate 4 are arranged in parallel, the length direction of two adjacent first reinforcing ribs 8 is equal to the included angle of the first inner plate 3, the length direction of two adjacent first reinforcing ribs 8 is equal to the included angle of the first outer plate 4, the second inner plate 13 is arranged in parallel with the second outer plate 14, and the length direction of two adjacent second reinforcing ribs 19 is equal to the included angle of the length direction of the second inner plate 13, so that the first lightening holes 7 and the second lightening holes 17 are formed into isosceles triangles, and in some embodiments, the first lightening holes 7 and the second lightening holes 17 are both equilateral triangles, the connecting stress of two adjacent first reinforcing ribs 8 is the same as that of the first inner plate 3, the connecting stress of two adjacent first reinforcing ribs 8 is the same as that of the first outer plate 4, and the connecting stress of two adjacent second reinforcing ribs 19 is the same as that of the second inner plate 13, the connecting stress of the two adjacent second reinforcing ribs 19 is the same as that of the second outer plate 14, so that the stress of each position of the front cross beam 1, the rear cross beam 2, the left longitudinal beam 11 and the right longitudinal beam 12 is more uniform, and the auxiliary frame assembly 100 is ensured to have a stable working state after being used for a long time.

As shown in fig. 4 to 6, at least one of the front cross member 1, the rear cross member 2, the left longitudinal member 11, and the right longitudinal member 12 has an i-shaped cross section, for example, the front cross member 1, the rear cross member 2, the left longitudinal member 11, and the right longitudinal member 12 all have an i-shaped cross section, so that the structures of the front cross member 1, the rear cross member 2, the left longitudinal member 11, and the right longitudinal member 12 are more stable, the connection strength between the front cross member 1, the rear cross member 2 and the first reinforcing rib 8 is better, the connection strength between the left longitudinal member 11, the right longitudinal member 12 and the second reinforcing rib 19 is better, and the overall structural strength of the subframe assembly 100 is further.

According to the utility model discloses sub vehicle frame assembly 100 still includes swing arm support 200.

The number of the swing arm supports 200 is multiple, and the plurality of swing arm supports 200 are respectively connected with the left longitudinal beam 11 and the right longitudinal beam 12, as shown in fig. 1, the number of the swing arm supports 200 is four, two of the four swing arm supports 200 are connected with the left longitudinal beam 11, and the other two of the four swing arm supports 200 are connected with the right longitudinal beam 12, so that the auxiliary frame assembly 100 can conveniently connect swing arm parts with a vehicle body.

As shown in fig. 7, the swing arm bracket 200 includes a connecting member 204, a mounting plate 201, and a clamping plate 203; mounting panel 201 is two, and two mounting panels 201 set up relatively, and joint board 203 is two, and two joint boards 203 set up relatively, and two mounting panels 201 all have mounting hole 202, and two mounting holes 202 are just to setting up, and mounting hole 202 is used for realizing fixed mounting with the cooperation of swing arm bush.

As shown in fig. 7, two mounting plates 201 and two clamping plates 203 are connected by a connecting member 204, and the normal line of the mounting plate 201 is perpendicular to the normal line of the clamping plate 203, the clamping plate 203 is used for being connected with a longitudinal beam of the subframe assembly 100 in an overlapping manner, the two clamping plates 203 are both provided with third lightening holes 205, and the third lightening holes 205 of the two clamping plates 203 are arranged oppositely, and the third lightening holes 205 can effectively lighten the mass of the swing arm bracket 200, so as to reduce the overall mass of the subframe assembly 100, therefore, the subframe assembly 100 is connected with the swing arm bushing through the swing arm bracket 200, so as to achieve fixed mounting, and at the same time, achieve light weight design of the subframe assembly 100, and in one embodiment, the swing arm bracket 200 is formed by.

The utility model also provides a vehicle.

According to the utility model discloses the vehicle is provided with the sub vehicle frame subassembly of any kind of above-mentioned embodiment, through set up a plurality of first lightening holes 7, a plurality of second lightening holes 17 at sub vehicle frame assembly 100, alleviates sub vehicle frame assembly 100's whole quality extremely effectively, and sub vehicle frame assembly 100 is equipped with a plurality of first strengthening ribs 8, a plurality of second strengthening ribs 19 and can promotes sub vehicle frame assembly 100 holistic structural strength, rigidity, realizes the lightweight index of whole car.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

while embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A subframe assembly, comprising:

The beam comprises a front beam and a rear beam, the front beam and the rear beam are arranged at intervals in the front-rear direction, and the front beam and the rear beam are provided with a plurality of first lightening holes arranged at intervals;

The longitudinal beams comprise a left longitudinal beam and a right longitudinal beam, the left longitudinal beam and the right longitudinal beam are arranged at intervals in the left-right direction, the left longitudinal beam and the right longitudinal beam are connected through the front cross beam and the rear cross beam, and the left longitudinal beam and the right longitudinal beam are provided with a plurality of second lightening holes arranged at intervals.

2. The subframe assembly of claim 1 wherein each of said front and rear cross members includes a first inner plate and a first outer plate, said first inner plates being spaced apart from said corresponding first outer plates in a front-to-rear direction and connected by a plurality of first reinforcing ribs, and said first lightening holes being formed between two adjacent ones of said first reinforcing ribs and said first inner plate or said first outer plate;

The left longitudinal beam and the right longitudinal beam respectively comprise a second inner plate and a second outer plate, the second inner plate and the corresponding second outer plate are arranged at intervals in the left-right direction and are connected through a plurality of second reinforcing ribs, and second lightening holes are formed between every two adjacent second reinforcing ribs and the second inner plate or the second outer plate.

3. the subframe assembly of claim 2 wherein said first inner plate has a first inner rib on a side facing said first outer plate, said first outer plate has a first outer rib on a side facing said first inner plate, and said first reinforcing rib has two ends connected to said first inner rib and said first outer rib, respectively;

One side of the second inner plate, which faces the second outer plate, is provided with a second inner convex rib, one side of the second outer plate, which faces the second inner plate, is provided with a second outer convex rib, and two ends of the first reinforcing rib are respectively connected with the second inner convex rib and the second outer convex rib.

4. The subframe assembly of claim 2 wherein said first plurality of ribs of said front cross member are connected end to end in series and said first plurality of ribs of said rear cross member are connected end to end in series; the left longitudinal beam is provided with a plurality of second reinforcing ribs which are connected end to end in sequence, and the right longitudinal beam is provided with a plurality of second reinforcing ribs which are connected end to end in sequence.

5. The subframe assembly of claim 2 wherein said first inner plate is disposed parallel to said first outer plate, the included angle between the length direction of two adjacent first ribs and said first inner plate is equal, said second inner plate is disposed parallel to said second outer plate, and the included angle between the length direction of two adjacent second ribs and the length direction of said second inner plate is equal.

6. The subframe assembly of claim 1 wherein said first lightening aperture and said second lightening aperture are each equilateral triangles.

7. the subframe assembly of claim 1 wherein at least one of said front cross member, said rear cross member, said left side member, and said right side member has an i-shaped cross-section.

8. The subframe assembly of any one of claims 1-7 further comprising: the swing arm support, the swing arm support is a plurality of, and is a plurality of the swing arm support respectively with left longeron, right longeron links to each other.

9. The subframe assembly of claim 8 wherein said swing arm bracket includes a connector, two oppositely disposed mounting plates and two oppositely disposed snap tabs, said two mounting plates and said two snap tabs being connected by said connector, and wherein a normal of said mounting plates is perpendicular to a normal of said snap tabs, and wherein each of said two snap tabs has a third lightening hole.

10. A vehicle provided with a sub-frame assembly according to any one of claims 1 to 9.