CN213735178U - Auxiliary frame assembly, vehicle body assembly with same and vehicle - Google Patents

Abstract

The utility model discloses a sub vehicle frame assembly and have its automobile body assembly and vehicle. This sub vehicle frame assembly includes: first and second split portions that are of split construction, and that each include: the automobile body connecting structure comprises a main beam, sleeves arranged at two ends of the main beam, and a support arranged on the main beam, wherein the sleeves are provided with automobile body connecting parts, and the support is provided with a pull rod connecting part. According to the utility model discloses an auxiliary frame assembly, through being split type structure with first partial portion and second partial portion, can show the weight that alleviates auxiliary frame assembly, is favorable to realizing the lightweight design.

Description

Auxiliary frame assembly, vehicle body assembly with same and vehicle

Technical Field

The utility model relates to a vehicle field particularly, relates to a sub vehicle frame assembly, have this sub vehicle frame assembly's automobile body assembly, have the vehicle of this automobile body assembly.

Background

Among the prior art, back sub vehicle frame assembly is mostly a word roof beam, well word roof beam or frame structure, only can make slight change according to the motorcycle type requirement, satisfies the designing requirement through the different trends of girder and structural change, and this kind of design hardly carries out the design of platformization to because structural constraint can't carry out more effectual lightweight design.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the utility model provides an auxiliary frame assembly can show and realize the lightweight.

The utility model also provides a vehicle body assembly of having above-mentioned sub vehicle frame assembly.

The utility model also provides a vehicle with above-mentioned automobile body assembly.

According to the utility model discloses sub vehicle frame assembly includes: first and second split portions that are of split construction, and that each include: the automobile body connecting structure comprises a main beam, sleeves arranged at two ends of the main beam, and a support arranged on the main beam, wherein the sleeves are provided with automobile body connecting parts, and the support is provided with a pull rod connecting part.

According to the utility model discloses sub vehicle frame assembly, through being split type structure with first components of a body portion and second components of a body portion, can show the weight that alleviates sub vehicle frame assembly, is favorable to realizing the lightweight design.

According to some embodiments of the invention, the sleeve comprises: the main beam is fixedly connected with the sleeve body, the bush is suitable for being arranged in the sleeve body, and the vehicle body connecting portion is arranged on the bush.

Specifically, the bushing includes: the inner pipe, outer tube and setting are in the inner pipe the rubber sleeve between the outer tube, the hole structure of inner pipe is for vehicle body connecting portion.

Optionally, the outer tube is a nylon outer tube or a metal outer tube, and the sleeve body is a metal sleeve body.

According to some embodiments of the invention, the bracket comprises: the main beam fixing device comprises a first support arm, a second support arm and a connecting arm, wherein the first support arm and the second support arm are arranged oppositely, the connecting arm is connected with the first support arm and the second support arm, the first support arm and the second support arm are suitable for being fixedly connected with the main beam, a pull rod connecting portion is arranged on the first support arm and the second support arm, and a fabrication hole is formed in the connecting arm.

According to some embodiments of the utility model, the quantity of support is a plurality of, the pull rod connecting portion are pull rod mounting hole, at least one pull rod mounting hole on the support is slotted hole or oval-shaped hole.

According to some embodiments of the invention, the first and second body portions are of symmetrical construction.

According to the utility model discloses vehicle body assembly of second aspect embodiment includes: the vehicle body is provided with a left longitudinal beam and a right longitudinal beam, the first split part is mounted on the left longitudinal beam, and the second split part is mounted on the right longitudinal beam.

According to the utility model discloses automobile body assembly through the sub vehicle frame assembly that has split type structure of use, can show the weight that alleviates automobile body assembly, is favorable to realizing the lightweight design. In addition, the first split part and the second split part are respectively assembled with the vehicle body, so that the problems that the traditional rear auxiliary frame is low in assembly precision, large in X-direction and Y-direction displacement, large in four-wheel positioning change and the like due to the fact that only one side is used for positioning are solved.

Specifically, the vehicle body connecting part of the first split part is fixedly connected with the left longitudinal beam through a first fastener, and the vehicle body connecting part of the second split part is fixedly connected with the right longitudinal beam through a second fastener.

According to the utility model discloses vehicle of third aspect embodiment, including foretell body assembly.

The vehicle and the vehicle body 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

FIG. 1 is a schematic illustration of a subframe assembly;

FIG. 2 is a schematic view of a vehicle body assembly;

FIG. 3 is an exploded schematic view of the first or second split portion;

FIG. 4 is an exploded schematic view of the bushing;

FIG. 5 is a schematic view of a first bracket;

FIG. 6 is a schematic view of a second bracket;

fig. 7 is a schematic view of a vehicle.

Reference numerals:

the vehicle comprises a vehicle 10000, a vehicle body assembly 1000, a sub-frame assembly 100, a first component part 10, a main beam 1, a sleeve 2, a sleeve body 21, a lining 22, an inner pipe 221, a vehicle body connecting part 2211, a lightening hole 2212, an outer pipe 222, a rubber sleeve 223, a support 3, a first support 31, a first support arm 311, a first support second support arm 312, a first support connecting arm 313, a first support welding edge 314, a second support 32, a second support first support arm 321, a second support arm 322, a second support connecting arm 323, a second support welding edge 324, a pull rod connecting part 33, a fabrication hole 34, a second component part 20, a left longitudinal beam 200 and a right longitudinal beam 300.

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 and intended to be used for 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 "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The subframe assembly 100 according to the embodiment of the present invention is described in detail below with reference to fig. 1 to 7.

Referring to fig. 1 to 2, a subframe assembly 100 according to an embodiment of the present invention includes: the first sub-body portion 10 and the second sub-body portion 20, and the first sub-body portion 10 and the second sub-body portion 20 are of a split structure, that is, the first sub-body portion 10 and the second sub-body portion 20 are not connected through a front cross beam and a rear cross beam any longer, and the constraint of the front cross beam and the rear cross beam in the traditional design is broken through, in other words, the first sub-body portion 10 and the second sub-body portion 20 are arranged in a non-connected mode, so that the front cross beam and the rear cross beam can be saved, the weight of the subframe assembly 100 can be remarkably reduced, and the weight can.

Referring to fig. 1 to 3, each of the first and second body parts 10 and 20 includes: the main beam 1, set up sleeve 2, the support 3 of setting on main beam 1 at main beam 1 both ends, wherein, information such as structure, trend, diameter, thickness, the material of main beam 1 is decided according to the durability, mode, the space of different motorcycle types.

The sleeve 2 is provided with a vehicle body connecting portion 2211, and the subframe assembly 100 is fixedly connected with the vehicle body through the vehicle body connecting portion 2211 on the sleeve 2 to form the vehicle body assembly 1000, so that the subframe assembly 100 can be integrated with the vehicle body by mounting the subframe assembly 100 on the vehicle body. The subframe assembly 100 is connected to the body and then assembled with other chassis components along with the body.

Support 3 has pull rod connecting portion 33, and the one end of pull rod is connected with pull rod connecting portion 33, and the other end of pull rod is suitable for the connection wheel, through changing the position of support 3 on girder 1, alright in order to satisfy the demand of different motorcycle types to different wheel bases, wheel base, more can satisfy the requirement of arranging of fuel, mix-moving, the different back suspension types of electricelectric. The position of the support 3 on the main beam 1 can be adjusted to realize hard point adjustment, so that the operation stability can be improved.

Optionally, the utility model discloses a sub vehicle frame assembly 100 is back sub vehicle frame assembly, like this, owing to cancelled front beam, rear frame member for available space has been formed between first components portion 10 and the second components portion 20, has vacated the space for the rear suspension, is favorable to satisfying the design and the performance demand of the various control arms of rear suspension.

In addition, for electric automobile, because sub vehicle frame assembly 100 has cancelled front beam, rear frame member, has increased X to (vehicle 10000 fore-and-aft direction promptly) and has arranged the space, can increase the space of arranging of battery package to select for use the battery package of bigger specification, in order to increase continuation of the journey mileage. For four-wheel drive vehicles, the rear suspension motor can also be arranged more leisurely, especially in the X direction.

Simultaneously, because compare with traditional back sub vehicle frame, the utility model discloses a sub vehicle frame assembly 100 has cancelled front beam, rear frame, therefore mould, detection, anchor clamps, production cycle all can reduce about 50%, have shortened sub vehicle frame assembly 100's production cycle by a wide margin, are favorable to the verification of follow-up reliability and performance.

According to the utility model discloses sub vehicle frame assembly 100 through designing first components portion 10 and second components portion 20 for split type structure, can show the weight that alleviates sub vehicle frame assembly 100, and the lightweight design has been realized to the at utmost when satisfying spatial arrangement, performance requirement to can the greatly reduced cost. Meanwhile, the first split part 10 and the second split part 20 are not directly connected, so that the unfavorable pulling of the first split part 10 and the second split part 20 caused by the connecting pieces can be eliminated, and the durability of the first split part 10 and the second split part 20 can be increased. Through the length that changes girder 1 or the position of support 3 on girder 1, just can satisfy suspension demand behind the different wheel base motorcycle types, the change is convenient, convenient and with low costs, is applicable to the design of platformization car system more and uses.

Referring to fig. 3, the sleeve 2 may include: the main beam structure comprises a sleeve body 21 and a bush 22, wherein the sleeve body 21 is fixedly connected with the main beam 1, the bush 22 is suitable for being arranged in the sleeve body 21, and the vehicle body connecting portion 2211 is arranged on the bush 22. Optionally, there is an interference fit between the bushing 22 and the sleeve body 21. During assembly, after the sleeve body 21 and the vehicle body are fixed, the bush 22 is installed in the sleeve body 21, so that the connection operation (for example, high temperature during welding) between the sleeve body 21 and the vehicle body does not affect the performance of the bush 22.

Because the front cross beam and the rear cross beam are cancelled, the main beam 1 is directly connected with the sleeve body 21, the welding form of the main beam 1 and the cross beam in the traditional design is changed, the problem that the interface is reserved when the main beam 1 and the cross beam are welded is not considered, the trend of the main beam 1 is more free, and the design requirement is more easily met.

Referring to fig. 3-4, the liner 22 may include: an inner tube 221, an outer tube 222, and a rubber boot 223 disposed between the inner tube 221 and the outer tube 222, an inner hole of the inner tube 221 being configured as a vehicle body connecting portion 2211.

The rubber sleeve 223 can be vulcanized with the inner tube 221 and the outer tube 222 to be integrally formed, the rubber sleeve 223 can play a buffering role, and the hardness, the rigidity and the thickness of the rubber sleeve 223 can be designed according to NVH, operation stability and durability requirements of different vehicle types.

The inner tube 221 may be an aluminum inner tube, which is beneficial to achieving light weight, and the inner tube 221 may further include a lightening hole 2212 to further reduce the weight of the inner tube 221. In the embodiment of fig. 4, the number of lightening holes 2212 is two, and the two lightening holes 2212 are symmetrically distributed along the axis of the inner tube 221.

The outer tube 222 is designed to have a thickness according to the pressing force and an interference with the sleeve body 21. In some alternative embodiments, the outer tube 222 is a nylon outer tube, so that the weight of the outer tube 222 can be reduced on the basis of ensuring the performance, thereby further realizing the light weight of the subframe assembly 100. The nylon outer tube can avoid the problem that traditional iron outer tube weight is big, the outward appearance easily rusts etc.

In other alternative embodiments, the outer tube 222 is a metal outer tube, which is advantageous to ensure that the outer tube 222 has good strength and rigidity.

In some embodiments, the sleeve body 21 is a metal sleeve body, thereby facilitating the connection and fixation of the sleeve body 21 and the main beam 1, for example, facilitating the welding and fixation of the sleeve body 21 and the main beam 1.

Referring to fig. 3, 5-6, the bracket 3 includes: the first support arm, the second support arm that set up relatively and the linking arm of connecting first support arm, second support arm, first support arm, second support arm are suitable for and are fixed continuous with girder 1, and pull rod connecting portion 33 sets up on first support arm, second support arm, is provided with fabrication hole 34 on the linking arm, makes things convenient for support 3 and girder 1 welded fastening.

Specifically, as shown in fig. 3 and 5, the first bracket 31 includes: the first support comprises a first support first arm 311, a first support second arm 312 and a first support connecting arm 313, wherein the first support connecting arm 313 is used for connecting the first support first arm 311 and the first support second arm 312. The first support first arm 311 and the first support second arm 312 have a first support welding edge 314, and the first support welding edge 314 is suitable for being welded and fixed with the main beam 1, so that the first support 31 is fixedly installed on the main beam 1. Optionally, the first bracket welding edge 314 of the first bracket first arm 311 and the first bracket welding edge 314 of the first bracket second arm 312 extend away from each other.

Similarly, referring to fig. 3 and 6, the second bracket 32 includes: a second frame first support arm 321, a second frame second support arm 322, and a second frame connecting arm 323, wherein the second frame connecting arm 323 is used to connect the second frame first support arm 321 and the second frame second support arm 322. The second support frame first arm 321 and the second support frame second arm 322 have a second support frame welding edge 324, and the second support frame welding edge 324 is suitable for being welded and fixed with the main beam 1, so that the second support frame 32 is fixedly installed on the main beam 1. Optionally, second frame welding edge 324 of second frame first leg 321 and second frame welding edge 324 of second frame second leg 322 extend away from each other.

The fabrication holes 34 are formed on the first bracket connecting arm 313 and the second bracket connecting arm 323, so that the first bracket 31 and the second bracket 32 can be conveniently welded with the main beam 1. The number of the processing holes 34 on the first bracket connecting arm 313 and the second bracket connecting arm 323 can be multiple, so that the first bracket 31 and the second bracket 32 are effectively prevented from rotating in the welding process.

The size, material and thickness of the bracket 3 are determined according to the stress, dynamic rigidity and the requirement of the clearance of the peripheral parts. The bracket 3 can be designed into a self-symmetrical structure, so that left and right universalization is facilitated.

The quantity of support 3 is a plurality of, and pull rod connecting portion 33 is the pull rod mounting hole, and the pull rod mounting hole on at least one support 3 is long circular hole or oval-shaped hole, like this, can be in the angle of this long circular hole or oval-shaped hole department adjustment pull rod to this reaches the purpose of adjusting rear wheel toe-in angle, and such structure is more favorable to matching the lightweight design of pull rod.

Referring to fig. 3, 5-6, the tie bar mounting holes of the first bracket 31 are oblong holes or oval holes. The tie rod mounting holes in the second bracket 32 have no adjustment requirement and can therefore be designed as round holes.

The distance between the first bracket 31 and the second bracket 32 on the main beam 1 is determined according to the requirements of the vehicle type, if the distance is increased, the distance between the first bracket 31 and the second bracket 32 can be adjusted, and the number of the brackets can be increased by 3, so that the problem of assembly of the rear stabilizer bar assembly is solved.

First part 10 and second part 20 are symmetrical formula structure, from this, only need develop one set of mould, anchor clamps, examine utensil and can satisfy the production demand, are favorable to reducing cost by a wide margin.

Referring to fig. 2 and 7, a vehicle body assembly 1000 according to an embodiment of the present invention includes: the vehicle body and the subframe assembly 100 of the above embodiment have a left side member 200 and a right side member 300, the first split portion 10 is mounted on the left side member 200, the second split portion 20 is mounted on the right side member 300, and the second split portion 20 is symmetrical to the first split portion 10.

In some embodiments, the left and right longitudinal beams 200, 300 may be formed by hydroforming, thereby further reducing weight while ensuring strength, durability and mode.

According to the utility model discloses body assembly 1000 through using the sub vehicle frame assembly 100 that has split type structure, can show the weight that alleviates body assembly 1000, is favorable to realizing the lightweight design.

Specifically, the body attachment portion 2211 of the first division portion 10 is fixedly connected to the left side member 200 by a first fastener, and the body attachment portion 2211 of the second division portion 20 is fixedly connected to the right side member 300 by a second fastener. The first and second fasteners may be bolt fasteners.

Referring to fig. 7, a vehicle 10000 according to an embodiment of the third aspect of the present invention includes the vehicle body assembly 1000 described above.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A subframe assembly, comprising: a first split portion (10) and a second split portion (20), the first split portion (10) and the second split portion (20) being of split construction, and the first split portion (10) and the second split portion (20) each comprising: girder (1), setting are in sleeve (2), the setting at girder (1) both ends are in support (3) on girder (1), sleeve (2) have body connecting portion (2211), support (3) have pull rod connecting portion (33).

2. The sub-frame assembly of claim 1, wherein said sleeve (2) comprises: sleeve body (21) and bush (22), sleeve body (21) with girder (1) is fixed continuous, bush (22) are suitable for to set up in sleeve body (21), body connecting portion (2211) sets up on bush (22).

3. The sub-frame assembly of claim 2, wherein said bushing (22) includes: an inner pipe (221), an outer pipe (222), and a rubber sleeve (223) disposed between the inner pipe (221) and the outer pipe (222), an inner hole of the inner pipe (221) being configured as the vehicle body connecting portion (2211).

4. The subframe assembly of claim 3 wherein said outer tube (222) is a nylon outer tube or a metal outer tube and said sleeve body (21) is a metal sleeve body.

5. The sub-frame assembly according to claim 1, wherein said bracket (3) comprises: the main beam connecting structure comprises a first support arm, a second support arm and a connecting arm, wherein the first support arm and the second support arm are arranged oppositely, the connecting arm is connected with the first support arm and the second support arm, the first support arm and the second support arm are suitable for being fixedly connected with the main beam (1), a pull rod connecting portion (33) is arranged on the first support arm and the second support arm, and a fabrication hole is formed in the connecting arm.

6. The subframe assembly of claim 1 or 5 wherein said brackets (3) are plural in number, said tie bar connecting portions (33) are tie bar mounting holes, and said tie bar mounting hole of at least one of said brackets (3) is an oblong hole or an elliptical hole.

7. The subframe assembly of claim 1 wherein said first and second body portions (10, 20) are of symmetrical construction.

8. A vehicle body assembly, comprising:

a vehicle body having a left side member (200), a right side member (300); and

the subframe assembly of any of claims 1-7, said first split portion (10) being mounted on said left side rail (200) and said second split portion (20) being mounted on said right side rail (300).

9. The vehicle body assembly of claim 8, wherein the body attachment portion (2211) of the first segment (10) is fixedly attached to the left side rail (200) by a first fastener and the body attachment portion (2211) of the second segment (20) is fixedly attached to the right side rail (300) by a second fastener.

10. A vehicle comprising the body assembly of any one of claims 8-9.

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