CN217259456U - Suspension longitudinal arm mounting bracket structure - Google Patents
Suspension longitudinal arm mounting bracket structure Download PDFInfo
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- CN217259456U CN217259456U CN202220384017.1U CN202220384017U CN217259456U CN 217259456 U CN217259456 U CN 217259456U CN 202220384017 U CN202220384017 U CN 202220384017U CN 217259456 U CN217259456 U CN 217259456U
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- trailing arm
- hole
- mounting
- arm support
- bracket
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Abstract
The utility model relates to a suspension trailing arm mounting bracket structure, which comprises a trailing arm bracket connected with a vehicle body and a trailing arm connected with the trailing arm bracket; the longitudinal arm support is a stamped sheet metal part, the cross section of the longitudinal arm support is U-shaped, and the longitudinal arm support is provided with a quadrangular bottom surface, a first side surface, a second side surface and a third side surface which are connected with three edges of the bottom surface; two corners of one side of the bottom surface of the longitudinal arm support are provided with a main positioning hole and a first mounting hole, and two corners of the other side of the bottom surface of the longitudinal arm support are provided with a secondary positioning hole and a second mounting hole; the middle part of the bottom surface of the trailing arm bracket is concave downwards to form a reinforcing rib; the first side surface and the second side surface are respectively provided with bolt through holes corresponding to each other; the main positioning hole is correspondingly matched with a positioning stud arranged on the vehicle body and is connected and fastened through a nut; the secondary positioning hole, the first mounting hole and the second mounting hole are respectively matched with the mounting bolt to be positioned and connected to the vehicle body. It can avoid welding thermal deformation, is convenient for install and can guarantee the precision to low in manufacturing cost.
Description
Technical Field
The utility model relates to an automobile chassis, concretely relates to suspension trailing arm installing support structure.
Background
The trailing arm assembly is one of important components of the automobile suspension, one end of the rear trailing arm is connected with an automobile body through a trailing arm mounting bracket, and the other end of the rear trailing arm is connected with wheels; the rear trailing arm mounting bracket is used as an important connecting piece for connecting the trailing arm and the vehicle body longitudinal beam, bears the force transmitted by the rear wheel tire, and has great influence on the stability of the whole vehicle. The sheet surface of the existing rear trailing arm mounting bracket pursues the strength of the bracket, and the bracket is formed by welding multiple layers of metal plates, so that the structure of the trailing arm bracket is too complex, the development cost of enterprises is increased, and the welding process can influence the thermal deformation of the metal plates, so that the precision of the mounting bracket is reduced. Therefore, the existing trailing arm mounting bracket structure of the suspension needs to be improved.
CN214267296U discloses "an automobile and its trailing arm mounting bracket", which includes a bracket body, which is provided with mounting holes penetrating its upper surface and lower surface; the mounting plate is provided with a waist round hole with the long axis direction parallel to the axial direction of the mounting hole, the mounting plate is arranged at the edges of two opposite sides of the mounting hole, and one side of the mounting plate is provided with a limit groove; the eccentric washer is provided with an eccentric hole, is arranged at one end of the waist-round hole and is accommodated in the limiting groove; and the adjusting bolt penetrates through the eccentric hole and the waist circular hole, and is locked or unlocked with the eccentric washer and the mounting plate through nuts. It makes the adjusting bolt who wears to locate the eccentric orfice remove along the major axis direction of waist round hole through eccentric packing ring at the spacing inslot rotation to change the mounting height of adjusting bolt relative support body, with satisfying with the not co-altitude of platform trailing arm arrangement requirement and whole car ride comfort needs. The technical solution disclosed in this patent document is of course an advantageous attempt in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a suspension trailing arm installing support structure, its structure is simple and clear, can avoid welding thermal deformation, is convenient for install and can guarantee the precision to low in manufacturing cost.
A suspension trailing arm installing support structure, include with the trailing arm support of automobile body coupling, with trailing arm leg joint's trailing arm, characterized by: the longitudinal arm support is a stamped sheet metal part, the cross section of the longitudinal arm support is U-shaped, and the longitudinal arm support is provided with a quadrangular bottom surface, a first side surface, a second side surface and a third side surface which are connected with three edges of the bottom surface; two corners of one side of the bottom surface of the longitudinal arm support are provided with a main positioning hole and a first mounting hole, and two corners of the other side of the bottom surface of the longitudinal arm support are provided with a secondary positioning hole and a second mounting hole; the middle part of the bottom surface of the trailing arm bracket is concave downwards to form a reinforcing rib; the first side surface and the second side surface are respectively provided with bolt through holes corresponding to each other; the main positioning hole is correspondingly matched with a positioning stud arranged on the vehicle body and is connected and fastened through a nut; the secondary positioning hole, the first mounting hole and the second mounting hole are matched with the mounting bolt respectively and are positioned and connected to the vehicle body.
Furthermore, one end of the trailing arm is located between the first side surface and the second side surface, sequentially passes through the bolt through hole in the first side surface, the through hole at one end of the trailing arm and the bolt through hole in the second side surface through the connecting bolt, and is connected and fastened with a nut in a matched mode.
Furthermore, a lightening hole is formed in the middle of the bottom surface of the trailing arm support.
Further, the trailing arm support is made of an iron-based metal material, and the surface of the trailing arm support is subjected to electrophoresis treatment to prevent rusting.
Compared with the prior art, the utility model, have following advantage:
because the longitudinal arm support is formed by punching a layer of metal plates, the structure is simple, and a welding procedure is not needed, so that the problem of welding thermal deformation is avoided;
the longitudinal arm support is provided with the quadrangular bottom surface, and the first side surface, the second side surface and the third side surface which are connected with three edges of the bottom surface, so that the structural strength of the longitudinal arm support is obviously improved, and the longitudinal arm support is more reliable;
because the trailing arm support is connected with the automobile body through the main locating hole, secondary locating hole location, when guaranteeing the assembly precision, also solved the problem of assembly difficulty.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the trailing arm bracket structure of the present invention.
In the figure (technical signature):
1-a vehicle body;
2-trailing arm;
3-trailing arm support, 30-lightening hole, 31-main positioning hole, 32-secondary positioning hole, 33-first mounting hole, 34-second mounting hole, 35-reinforcing rib, 36-first side surface, 37-second side surface, 38-third side surface, and 39-bolt through hole;
4, positioning a stud;
5, installing a bolt;
6, connecting bolts.
Detailed Description
The technical scheme of the utility model is explained in detail with the attached drawings as follows:
referring to fig. 1 and 2, a trailing arm mounting bracket structure of a suspension includes a trailing arm bracket 3 connected to a vehicle body 1, and a trailing arm 2 connected to the trailing arm bracket, and is characterized in that: the trailing arm bracket 3 is a stamped sheet metal part, has a U-shaped cross section, and is provided with a quadrangular bottom surface, a first side surface 36, a second side surface 37 and a third side surface 38 which are connected with three edges of the bottom surface, so that the structural strength of the trailing arm bracket can be improved, and the trailing arm bracket is more reliable; two corners of one side of the bottom surface of the trailing arm bracket 3 are provided with a main positioning hole 31 and a first mounting hole 33, and two corners of the other side are provided with a secondary positioning hole 32 and a second mounting hole 34; the middle part of the bottom surface of the trailing arm bracket 3 is concave downwards to form a reinforcing rib 35, so that the strength of the trailing arm bracket can be increased; the first side surface 36 and the second side surface 37 are respectively provided with bolt through holes 39 corresponding to each other; the main positioning hole 31 is correspondingly matched with a positioning stud 4 arranged on the vehicle body 1 and is connected and fastened through a nut; the secondary positioning hole 32, the first mounting hole 33 and the second mounting hole 34 are respectively matched with the mounting bolt 5 to be positioned and connected on the vehicle body 1. Through the positioning connection of the main positioning hole and the secondary positioning hole, the problem of difficulty in assembly is solved while the assembly precision is ensured. The trailing arm support adopts one deck panel beating stamping forming, and not only simple structure does not have the welding process moreover to welding thermal deformation problem has been avoidd.
One end of the trailing arm 2 is located between the first side surface 36 and the second side surface 37, and passes through a bolt through hole 39 on the first side surface 36, a through hole on one end of the trailing arm 2 and a bolt through hole 39 on the second side surface 37 in sequence through the connecting bolt 6 and is matched, connected and fastened with a nut.
The weight-reducing holes 30 are formed in the middle of the bottom surface of the trailing arm support 3, so that unnecessary materials are reduced, the weight of the trailing arm support is reduced, and development cost is reduced.
The trailing arm bracket 3 is made of an iron-based metal material, and the surface thereof is subjected to an electrophoresis treatment to prevent rusting.
The utility model discloses simple structure, development cost is low, and intensity is high, and the practicality is strong, through this support, can be in the same place the longitudinal wall with the automobile body is fixed, solves the fixed difficult problem of longitudinal wall, both the cost is reduced has also guaranteed intensity.
Claims (4)
1. The utility model provides a suspension trailing arm installing support structure, includes trailing arm support (3) of being connected with automobile body (1), trailing arm (2) of being connected with the trailing arm support, characterized by: the longitudinal arm support (3) is a stamped sheet metal part, the cross section of the longitudinal arm support is U-shaped, and the longitudinal arm support is provided with a quadrilateral bottom surface, a first side surface (36), a second side surface (37) and a third side surface (38) which are connected with three edges of the bottom surface; two corners of one side of the bottom surface of the longitudinal arm support (3) are provided with a main positioning hole (31) and a first mounting hole (33), and two corners of the other side of the bottom surface of the longitudinal arm support are provided with a secondary positioning hole (32) and a second mounting hole (34); the middle part of the bottom surface of the trailing arm bracket (3) is concave downwards to form a reinforcing rib (35); the first side surface (36) and the second side surface (37) are respectively provided with bolt through holes (39) corresponding to each other; the main positioning hole (31) is correspondingly matched with a positioning stud (4) arranged on the vehicle body (1) and is connected and fastened through a nut; the secondary positioning hole (32), the first mounting hole (33) and the second mounting hole (34) are matched with the mounting bolt (5) respectively and are positioned and connected on the vehicle body (1).
2. The trailing arm mounting bracket structure of claim 1, wherein: one end of the trailing arm (2) is located between the first side surface (36) and the second side surface (37), sequentially penetrates through a bolt through hole (39) in the first side surface (36), a through hole in one end of the trailing arm (2) and a bolt through hole (39) in the second side surface (37) through a connecting bolt (6), and is connected and fastened with a nut in a matched mode.
3. The trailing arm mounting bracket structure according to claim 1 or 2, wherein: and a lightening hole (30) is formed in the middle of the bottom surface of the trailing arm bracket (3).
4. The trailing arm mounting bracket structure according to claim 1 or 2, wherein: the trailing arm bracket (3) is made of iron-based metal materials, and the surface of the trailing arm bracket is subjected to electrophoresis treatment to prevent rusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220384017.1U CN217259456U (en) | 2022-02-24 | 2022-02-24 | Suspension longitudinal arm mounting bracket structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220384017.1U CN217259456U (en) | 2022-02-24 | 2022-02-24 | Suspension longitudinal arm mounting bracket structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217259456U true CN217259456U (en) | 2022-08-23 |
Family
ID=82856834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220384017.1U Active CN217259456U (en) | 2022-02-24 | 2022-02-24 | Suspension longitudinal arm mounting bracket structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217259456U (en) |
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2022
- 2022-02-24 CN CN202220384017.1U patent/CN217259456U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee after: Deep Blue Automotive Technology Co.,Ltd. Address before: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CHANGAN NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |