CN213619254U

CN213619254U - Stabilizer bar fixing assembly, stabilizer bar assembly and vehicle rear suspension structure

Info

Publication number: CN213619254U
Application number: CN202022182938.3U
Authority: CN
Inventors: 杨励; 翟永杰
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-07-06
Anticipated expiration: 2030-09-29

Abstract

The utility model belongs to the technical field of vehicle chassis suspension, concretely relates to fixed subassembly of stabilizer bar, stabilizer bar assembly and vehicle rear overhang structure. An object of the utility model is to provide a new car stabilizer bar bracket, supporting structure and arrangement, can satisfy the assembly process of suspension and automobile body, can reach the intensity needs of in-service use again, the structure is feasible, the assembly is convenient, intensity is enough. The stabilizer bar fixing assembly comprises a bracket, a bushing sleeved outside a stabilizer bar and a bracket; the bush is arranged in the arch part of the bracket and is pressed tightly by the bracket; and the bracket are fixed on the frame through bolts.

Description

Stabilizer bar fixing assembly, stabilizer bar assembly and vehicle rear suspension structure

Technical Field

The utility model belongs to the technical field of vehicle chassis suspension, concretely relates to fixed subassembly of stabilizer bar, stabilizer bar assembly and vehicle rear overhang structure.

Background

The stabilizer bar of the automobile rear suspension system is fixed on the automobile body or the rear auxiliary frame through a bracket, a support and a bushing.

Fig. 1 is a schematic structural view of a conventional stabilizer bar bracket and bracket for an automobile. As shown in fig. 1, the stabilizer bar 4 is fixed to the stabilizer bar bracket 2 through the stabilizer bar bushing 3 and the stabilizer bar bracket 1, and then assembled to the vehicle body through the stabilizer bar bracket 2. This mounting arrangement is suitable for a particular suspension arrangement.

When the arrangement mode of the suspension is changed, the shapes and the assembly modes of the stabilizer bar bracket 1 and the bracket 2 need to be redesigned so as to meet the assembly requirement of the stabilizer bar 4.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new car stabilizer bar bracket, supporting structure and arrangement, can satisfy the assembly process of suspension and automobile body, can reach the intensity needs of in-service use again, the structure is feasible, the assembly is convenient, intensity is enough.

The utility model provides a its technical problem adopt following technical scheme to realize:

a stabilizer bar fixing assembly comprises a bracket, a bracket and a bushing sleeved outside a stabilizer bar; the bracket comprises an arch part and plane fastening parts at two ends of the arch part, and the shape of the arch part is matched with that of the lining;

the support includes the plane portion that compresses tightly at U type portion and U type portion both ends, and the bottom surface of U type portion supports the upper surface of bush for compress tightly the bush in the arch portion of bracket, the plane portion that compresses tightly supports the upper surface of the plane fastening portion of bracket, realize the fixed of bush.

Specifically, flanges extending to the side faces of the arched portions are arranged on two sides of the lower surface of the plane fastening portion of the bracket. The turn-ups multiplicable bracket intensity, the better stress that bears the conduction of rear suspension system avoids stabilizer bar bracket deformation, fracture risk.

Specifically, the flanging is arc-shaped at the transition included angle between the U-shaped part and the plane pressing part.

Specifically, be provided with the bracket pilot hole that runs through on the plane fastening portion of bracket, be provided with the support pilot hole that corresponds with it on the plane of support compresses tightly the portion, bracket pilot hole and support pilot hole are used for cooperating with the connecting piece will stabilizer bar fixed subassembly is connected to on automobile body or the back sub vehicle frame.

Specifically, the bushing is in interference fit with the arch of the bracket.

Wherein, be provided with a plurality of bellied ribs in the hole of assembly stabilizer bar on the bush. The protruding rib of hole can make the bush hold the stabilizer bar tightly in the time, effectively reduces area of contact, avoids taking place because of the abnormal sound that factors such as wading into water lead to at daily driving in-process.

Specifically, the bush includes that bush body and body upper surface are provided with the bush card foot, be provided with corresponding card foot mating holes on the bottom surface of the U type portion of support. Through cooperation between the stabilizer bar and the stabilizer bar, the stabilizer bar support can be fixed in the assembling process, and the influence on the production rhythm caused by falling is avoided.

Specifically, the bushing is made of rubber.

Further, the bushing body and the bushing clamping foot are integrally formed.

The utility model discloses still provide and contain fixed subassembly's stabilizer bar assembly.

The utility model also provides a vehicle rear overhang structure, including sub vehicle frame, automobile body, stabilizer bar and the fixed subassembly of stabilizer bar.

During the installation, assemble the stabilizer bar in the hole of stabilizer bar bush earlier, then with stabilizer bar bush card foot joint in the card foot mating holes on the support, closely laminate the laminating cambered surface of the bush arch portion of stabilizer bar bracket with the lower surface of stabilizer bar bush again, pass bracket pilot hole and support pilot hole in proper order through the bolt at last, fix the subassembly on the mounting plane of sub vehicle frame and automobile body.

The stabilizer bar support is pre-fixed with the stabilizer bar bushing clamping pin through the clamping pin matching hole, so that the bracket assembling hole and the support assembling hole are pre-aligned, the stabilizer bar support is prevented from falling in the assembling process, and the convenience of the assembling process is ensured; the problem of the assembly efficiency that is caused by the fact that the bracket assembly hole is not aligned with the support assembly hole, the matching plane of the stabilizer bar support and the lining plane are not effectively attached due to dislocation is well solved, the production beat is improved, and meanwhile potential safety hazards existing in a production line due to falling of parts are avoided.

The two ends of the bracket flange extend to the mounting plane and are cut along with the shape, and the arc flange is arranged at the transition included angle between the mounting plane and the arch structure of the flange to improve the strength of the bracket.

In the manufacturing process of the parts, the axes of the bracket assembly holes and the bracket assembly holes are based on the axis of the mounting hole of the bracket and the bracket on the vehicle body.

The utility model has the advantages of it is following:

1. in the assembling process, the stabilizer bar is suitable for being installed from bottom to top at a final assembly high station through the fixing assembly, the stabilizer bar is clamped to the clamping pin matching hole of the support through the clamping pin of the bushing, the stabilizer bar bracket and the support mounting hole are ensured to be coaxially aligned, the stabilizer bar fixing assembly is coaxially aligned with the vehicle body and the auxiliary frame mounting hole, the stabilizer bar fixing assembly is convenient to assemble, the convenience and the consistency of assembly are ensured, the production beat is shortened, and the production and assembly requirements are met; and the potential safety hazard of the production line caused by the falling of parts can be avoided.

2. This fixed subassembly structural strength is high, and stability is strong, avoids stabilizer bar bracket deformation, fracture risk.

Drawings

FIG. 1 is a schematic view of a prior art stabilizer bar securing assembly;

fig. 2 is an assembly schematic view of the stabilizer bar fixing assembly and the stabilizer bar of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

fig. 5 is a schematic structural view of a stabilizer bar bracket according to the present invention;

fig. 6 is a schematic structural view of a stabilizer bar bracket according to the present invention;

FIG. 7 is a schematic view of the stabilizer bar bushing of the present invention;

1-stabilizer bar bracket, 2-stabilizer bar bracket, 3-stabilizer bar bushing, 4-stabilizer bar; 5-bracket, 51-flanging, 52-arch part, 53-bracket assembly hole, 54-plane fastening part, 6-bracket, 61-clamping foot matching hole, 62-U-shaped part, 63-bracket assembly hole, 64-plane pressing part, 7-lining, 71-lining clamping foot, 72, rib, 8 and assembly bolt.

Detailed Description

Example stabilizer Bar mounting Assembly and use

As shown in fig. 2 to 4, the stabilizer bar fixing assembly includes a bracket 5, a bracket 6 and a bushing 7 sleeved outside the stabilizer bar 4; as shown in fig. 5, the bracket 5 comprises an arch part 52 and a plane fastening part 54 at both ends of the arch part, and the shape of the arch part 52 is matched with that of the bush 7;

as shown in fig. 6, the bracket 6 includes a U-shaped portion 62 and planar pressing portions 64 at both ends of the U-shaped portion, wherein the bottom surface of the U-shaped portion 62 abuts against the upper surface of the bush 7 for pressing the bush 7 in the arch portion 52 of the bracket 5, and the planar pressing portions 64 abut against the upper surface of the planar fastening portion 54 of the bracket 5 for fixing the bush 7.

As shown in fig. 5, flanges 51 extending to both outer sides of the arch 52 are provided on both sides of the lower surface of the flat fastening portion 54 of the bracket 5. The turn-ups multiplicable bracket intensity, the better stress that bears the conduction of rear suspension system avoids stabilizer bar bracket deformation, fracture risk. The flange 51 is arc-shaped at the transition corner between the U-shaped part 62 and the plane pressing part 64.

As shown in fig. 5 and 6, in order to achieve the fastening installation, a through bracket mounting hole 53 is provided on the plane fastening portion 54 of the bracket 5, a corresponding bracket mounting hole 63 is provided on the plane pressing portion 64 of the bracket 6, and the bracket mounting hole 53 and the bracket mounting hole 63 are used for being matched with a connecting piece to connect the stabilizer bar fixing component to the vehicle body or the rear sub-frame.

As shown in fig. 7, a plurality of protruding ribs 73 are provided in an inner hole of the bushing 7 for assembling the stabilizer bar. The protruding rib of hole can make bush 7 hold stabilizer bar tightly in the time, effectively reduces area of contact, avoids taking place because of the abnormal sound that factors such as wading into water lead to at daily driving in-process. The bush 7 comprises a bush body and a bush clamping foot 71 arranged on the upper surface of the bush body, and a corresponding clamping foot matching hole 61 is arranged on the bottom surface of the U-shaped part 62 of the support 6. Through cooperation between the stabilizer bar and the stabilizer bar, the stabilizer bar support can be fixed in the assembling process, and the influence on the production rhythm caused by falling is avoided.

Specifically, the bushing 7 is made of rubber, and the bushing body and the bushing clamping foot 71 are integrally formed; the bush 7 is interference fitted with the arch 52 of the bracket 5.

Claims

1. A stabilizer bar fixing assembly comprises a bracket (5), a bracket (6) and a bushing (7) sleeved outside a stabilizer bar; the method is characterized in that: the bracket (5) comprises an arch part (52) and plane fastening parts (54) at two ends of the arch part, and the shape of the arch part (52) is matched with that of the bush (7);

the support (6) comprises a U-shaped portion (62) and plane pressing portions (64) at two ends of the U-shaped portion, the plane pressing portions (64) abut against the upper surface of a plane fastening portion (54) of the bracket (5), the bottom surface of the U-shaped portion (62) abuts against the upper surface of the bushing (7), and the U-shaped portion is used for pressing the bushing (7) in an arch portion (52) of the bracket (5) to achieve fixing of the bushing (7).

2. The stabilizer bar securing assembly as set forth in claim 1, wherein: flanges (51) extending to the side surfaces of the arched parts (52) are arranged on two sides of the lower surface of the plane fastening part (54) of the bracket (5); the flanging (51) is arc-shaped at the transition included angle between the U-shaped part (62) and the plane pressing part (64).

3. The stabilizer bar securing assembly as set forth in claim 1, wherein: the stabilizer bar fixing component is characterized in that a through bracket assembly hole (53) is formed in a plane fastening portion (54) of the bracket (5), a bracket assembly hole (63) corresponding to the plane pressing portion (64) of the bracket (6) is formed in the plane pressing portion, and the bracket assembly hole (53) and the bracket assembly hole (63) are used for being matched with a connecting piece to connect the stabilizer bar fixing component to a vehicle body or a rear auxiliary frame.

4. The stabilizer bar securing assembly as set forth in claim 1, wherein: the bush (7) is in interference fit with the arch (52) of the bracket (5).

5. The stabilizer bar securing assembly as set forth in claim 1, wherein: a plurality of raised ribs (73) are arranged in an inner hole of the bushing (7) for assembling the stabilizer bar.

6. The stabilizer bar securing assembly as set forth in claim 1, wherein: the bush (7) comprises a bush body and a bush clamping pin (71) arranged on the upper surface of the bush body, and a corresponding clamping pin matching hole (61) is formed in the bottom surface of the U-shaped portion (62) of the support (6).

7. The stabilizer bar securing assembly as set forth in claim 1, wherein: the bushing (7) is made of rubber.

8. The stabilizer bar securing assembly as set forth in claim 1, wherein: the bushing body and the bushing clamping foot (71) are integrally formed.

9. A stabilizer bar assembly comprising the fixing member according to any one of claims 1 to 8.

10. A vehicle rear suspension structure characterized in that: the stabilizer bar fixing component comprises a subframe, a vehicle body, a stabilizer bar and the stabilizer bar fixing component as claimed in any one of claims 1 to 8.