CN214775253U - Trailing arm mounting structure and vehicle behind vehicle - Google Patents
Trailing arm mounting structure and vehicle behind vehicle Download PDFInfo
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- CN214775253U CN214775253U CN202120552396.6U CN202120552396U CN214775253U CN 214775253 U CN214775253 U CN 214775253U CN 202120552396 U CN202120552396 U CN 202120552396U CN 214775253 U CN214775253 U CN 214775253U
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- trailing arm
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- mounting structure
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Abstract
The utility model provides a trailing arm mounting structure and vehicle behind vehicle, the utility model discloses a trailing arm mounting structure is used for installing back trailing arm on the back longeron of vehicle behind the vehicle, on overall structure, this trailing arm mounting structure behind vehicle is equipped with the installation department that supplies back trailing arm installation including linking firmly installing support and the support holder in the back longeron on the installing support, and the one end of installing support is supported in the back longeron by the support holder to make and be triangle-shaped between support holder, installing support and the back longeron and set up. Trailing arm mounting structure behind vehicle, can effectively improve overall structure's intensity and rigidity, and then reduce because of the influence of vibration and noise that the road surface excitation caused, improve the NVH performance and the use quality of whole car promptly.
Description
Technical Field
The utility model relates to an automobile body technical field, in particular to trailing arm mounting structure behind vehicle, simultaneously, the utility model discloses still relate to a vehicle that is equipped with trailing arm mounting structure behind this vehicle.
Background
At present, in the driving process of an automobile, excitation sources of noise in the automobile mainly come from an engine and a road surface, and particularly for a new energy automobile, the excitation of the road surface becomes the largest source. The exciting force of the road to the tire is transmitted to a vehicle body mounting point through a suspension system, and the vibration of a vehicle body plate is caused, so that the noise is radiated to the inside of the vehicle, and the NVH (noise, vibration and harshness) performance and the using effect of the whole vehicle are further influenced. The rear trailing arm is an important component of the rear suspension of the automobile and is also a channel for transmitting road excitation to the automobile body, so that the installation stability of the rear trailing arm is related to the NVH performance and quality of the whole automobile.
However, the existing rear trailing arm mounting structure has defects in the overall design, so that the overall strength and rigidity of the structure are not strong, the damping capacity of vibration excitation transmitted from a road surface is weak, the vibration of a vehicle body plate is easily caused, and the noise in the vehicle is large; in practical use, the rear longitudinal arm mounting structure is easily torn due to stress concentration under the vibration action for a long time.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a trailing arm mounting structure behind vehicle to can effectively promote overall structure's intensity and rigidity, and then improve the vehicle quality.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a trailing arm mounting structure behind vehicle for install the back trailing arm on the back longeron of vehicle, trailing arm mounting structure behind vehicle including link firmly in installing support and support holder in the back longeron, be equipped with the confession on the installing support the installation department of back trailing arm installation, just the one end of installing support by the support holder support in the back longeron, and make the support holder the installing support reaches be triangle-shaped and set up between the back longeron.
Furthermore, the one end of installing support is buckled the shaping and is had the lapping plate, the support holder laminating link firmly in on the lapping plate.
Furthermore, the two ends of the support bracket are both bent to form bending edges, so that the support bracket is U-shaped.
Furthermore, corresponding to the bending edges at each end, the lap joint plate is provided with a turning edge which is attached and fixedly connected to the bending edges.
Furthermore, corresponding to the mounting bracket and the supporting bracket, a first force transmission bracket arranged along the length direction of the rear longitudinal beam is fixedly connected to the inner side of the rear longitudinal beam.
Further, the first force transmitting bracket is connected to at least the support bracket.
Furthermore, a second force transmission bracket arranged along the length direction of the rear longitudinal beam is fixedly connected to the outer side of the rear longitudinal beam corresponding to the mounting bracket and the supporting bracket.
Further, the mounting portion comprises a mounting hole formed in the mounting bracket.
Further, corresponding to the mounting hole, a mounting point lining plate is fixedly connected to the mounting support, and a through hole communicated with the mounting hole is formed in the mounting point lining plate.
Compared with the prior art, the utility model discloses following advantage has:
(1) vehicle back trailing arm mounting structure, set up installing support and support holder through the cooperation to make and be the triangle-shaped setting between installing support, support holder and the back longeron, can effectively improve overall structure's intensity and rigidity, and then effectively reduce the influence of vibration and noise because of the road surface excitation causes, with the use quality that improves the vehicle. Meanwhile, the mounting bracket, the supporting bracket and the rear longitudinal beam are arranged in a triangular mode, and the stability of the whole structure can be further improved.
(2) Set up the overlap joint board on the installing support to link firmly the support frame laminating on the overlap joint board, can improve the connection area between support frame and the installing support, with joint strength and rigidity between the effective promotion the two, and then improve the NVH performance and the use quality of whole car.
(3) Through setting up the limit of buckling, can effectively improve the support intensity and the result of use of support holder self.
(4) The folding edge fixedly connected with the bending edge in a fitting mode is arranged on the lap joint plate, so that the connection area of the supporting bracket and the lap joint plate can be increased, namely, the connection area between the supporting bracket and the mounting bracket is further increased, and further, the connection strength and rigidity between the supporting bracket and the mounting bracket are increased.
(5) The first force transmission support is arranged, so that acting force caused by road surface excitation can be transmitted and dispersed, the deformation of the mounting support and the supporting support is reduced, the risk that the mounting support and the supporting support are torn is reduced, and the using effect of the mounting structure is improved.
(6) The first force transmission bracket is at least connected with the supporting bracket, so that the using effect of the first force transmission bracket can be further improved, and the strength and the rigidity of the whole structure can be further improved.
(7) By arranging the second force transmission bracket, the other force transmission channel can be formed besides the force transmission channel built by the first force transmission bracket so as to transmit and disperse the acting force caused by road surface excitation and further improve the strength and rigidity of the whole structure.
(8) The mounting point lining plates are fixedly connected to the mounting support, so that the strength and rigidity of the mounting support can be effectively improved on the premise of not influencing the arrangement and use of the integral structure, and the strength and rigidity of the integral structure are further improved.
Another object of the present invention is to provide a vehicle, wherein the vehicle rear trailing arm mounting structure is provided thereon.
Vehicle, through using foretell vehicle rear trailing arm mounting structure, can effectively reduce noise in the car, and then can improve the NVH performance and the quality of whole car.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a rear trailing arm mounting structure of a vehicle according to a first embodiment of the present invention;
fig. 2 is a top view of a rear trailing arm mounting structure of a vehicle according to a first embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic structural diagram of the mounting bracket and the supporting bracket according to the first embodiment of the present invention after being assembled;
fig. 5 is a schematic structural diagram of a mounting bracket according to a first embodiment of the present invention;
FIG. 6 is a schematic view of a first force transfer bracket according to a first embodiment of the present invention assembled to a rear rail;
FIG. 7 is a schematic view of a first force transmitting bracket according to an embodiment of the present invention;
FIG. 8 is a schematic view of a second force transfer bracket according to a first embodiment of the present invention assembled to a rear side rail;
FIG. 9 is a schematic view of a second force transfer bracket according to a first embodiment of the present invention;
description of reference numerals:
1. a rear stringer; 2. mounting a bracket; 201. a lap plate; 202. folding edges; 203. mounting holes; 204. avoiding holes;
3. a support bracket; 301. bending the edges; 4. a first force transmitting strut; 5. a second force transmitting bracket; 6. and mounting a point liner.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "back", etc. appear, they are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.
In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
The embodiment relates to a trailing arm mounting structure behind vehicle for install the trailing arm on the back longeron 1 of vehicle, in overall structure, this trailing arm mounting structure behind vehicle is including linking firmly installing support 2 and the support bracket 3 in back longeron 1, be equipped with the installation department that supplies the trailing arm installation on installing support 2, and the one end of installing support 2 is supported in back longeron 1 by support bracket 3, and make support bracket 3, be triangle-shaped setting between installing support 2 and the back longeron 1, with the intensity and the rigidity that effectively promote overall structure, and then improve the use quality of vehicle.
It should be noted that, in addition to the triangular arrangement among the support bracket 3, the mounting bracket 2 and the rear longitudinal beam 1, the remaining sides of the support bracket 3 and the mounting bracket 2 are preferably arranged to be fixedly connected to the rear longitudinal beam 1, and for obtaining a better connection effect, the remaining sides of the corresponding support bracket 3 and the corresponding mounting bracket 2 are preferably provided with the flanging structures, but the remaining sides and the corresponding flanging structures are not indicated in the drawings.
In addition, the rear trailing arm in the present embodiment may refer to a structure that is common in the prior art, which is not shown in the drawings, and the rear trailing arm and the mounting bracket 2 may be connected by a conventional screw connection method. In addition, each structure of the rear side member 1 not described in this embodiment can refer to a common structural part in the prior art, and is not described herein again.
Based on the above design concept, an exemplary structure of the vehicle rear trailing arm mounting structure of this embodiment is as shown in fig. 1 to fig. 9, as described above, the vehicle rear trailing arm mounting structure of this embodiment includes the mounting bracket 2 and the support bracket 3 that are fixedly connected in the rear longitudinal beam 1, the mounting bracket 2 is provided with the installation part for mounting the rear trailing arm, and one end of the mounting bracket 2 is supported in the rear longitudinal beam 1 by the support bracket 3, and the support bracket 3, the mounting bracket 2 and the rear longitudinal beam 1 are arranged in a triangular shape.
In order to improve the connection effect between support bracket 3 and the installing support 2, as shown in fig. 4 and fig. 5, the one end of installing support 2 in this embodiment is buckled the shaping and is had lapping plate 201, and the laminating of support bracket 3 links firmly on lapping plate 201 to improve the connection area between support bracket 3 and the installing support 2, and effectively promote joint strength and rigidity between the two, and then improve the NVH performance and the use quality of whole car. And preferably, the two ends of the supporting bracket 3 are both bent to form bending edges 301, so that the supporting bracket 3 is U-shaped, and the supporting strength and the using effect of the supporting bracket 3 are effectively improved.
Still referring to fig. 4 and fig. 5, as a further improvement, in this embodiment, a folded edge 202 attached and fixedly connected to the strap 201 is provided on the strap 201 corresponding to the bending edge 301 at each end, so as to increase the connection area between the support bracket 3 and the strap 201, that is, the connection area between the support bracket 3 and the mounting bracket 2, and further increase the connection strength and rigidity between the support bracket 3 and the mounting bracket 2.
As a preferred embodiment, as shown in fig. 1, 2, 6 and 7, a first force transmission bracket 4 arranged along the longitudinal direction of the rear side member 1 is fixedly connected to the inner side of the rear side member 1 corresponding to the mounting bracket 2 and the support bracket 3, so as to transmit and disperse the acting force caused by the road excitation, reduce the deformation of the mounting bracket 2 and the support bracket 3, reduce the risk of tearing the mounting bracket 2 and the support bracket 3, and further improve the use effect of the mounting structure. In the concrete structure, the first force transmission bracket 4 is at least connected with the supporting bracket 3, so that the using effect of the first force transmission bracket 4 can be further improved, and the strength and the rigidity of the whole structure can be further improved.
It should be mentioned here that the end of the first force transmission bracket 4 connected to the support bracket 3 preferably extends into the triangular area enclosed between the support bracket 3, the mounting bracket 2 and the rear longitudinal beam 1 and is arranged in conformity with the rear longitudinal beam 1, in order to achieve better use effect; the first force transmission brackets 4 may be provided on both sides of the inner side of the rear side member 1 or only on one side of the inner side of the rear side member 1, and the first force transmission brackets 4 may be connected to the mounting bracket 2 in addition to the support bracket 3, so that a relatively optimum use effect can be obtained.
In addition, in order to further improve the use effect of the overall structure, as shown in fig. 8 and 9, a second force transmission bracket 5 arranged along the length direction of the rear longitudinal beam 1 is fixedly connected to the outer side of the rear longitudinal beam 1 corresponding to the mounting bracket 2 and the supporting bracket 3, so that in addition to the force transmission channel built by the first force transmission bracket 4, another force transmission channel is formed to transmit and disperse the acting force caused by the excitation of the road surface, and further improve the strength and rigidity of the overall structure.
The second force transmitting bracket 5 mentioned here may be provided on one side of the outer side of the rear side member 1, or on both sides of the outer side of the rear side member 1, and it is understood that when the first force transmitting bracket 4 is provided only on one side of the inner side of the rear side member 1, and the second force transmitting bracket 5 is also provided only on one side of the outer side of the rear side member 1, the second force transmitting bracket 5 is preferably disposed on the opposite side of the first force transmitting bracket 4, so as to achieve a relatively optimal effect of cooperation.
In the present embodiment, as shown in fig. 1, 2, 4 and 5, the mounting portion includes a mounting hole 203 provided in the mounting bracket 2. Corresponding to the mounting hole 203, the mounting point liner plate 6 is fixedly connected to the mounting bracket 2, and the mounting point liner plate 6 is provided with a through hole communicated with the mounting hole 203, so that the strength and rigidity of the mounting bracket 2 can be effectively improved on the premise of not influencing the arrangement and use of the whole structure, and further the strength and rigidity of the whole structure are improved. The through-holes mentioned here are not explicitly indicated in the figures. In addition, it can be understood that, in practical use, the mounting bracket 2 is further provided with avoidance holes 204 for arranging and mounting the rear trailing arm, and preferably, the mounting holes 203 are two groups arranged at two sides of the avoidance holes 204; the avoiding hole 204 is convenient for arranging and installing the rear longitudinal arm, and can also improve the force transmission and decomposition effects of the installing support 2, and indirectly improve the strength and rigidity of the whole structure.
In addition, the mounting point liner 6 and the mounting bracket 2 are preferably connected by screwing, and screwing holes for screwing are arranged on the mounting point liner and the mounting bracket, and the screwing holes are not explicitly indicated in the figure. It should be noted that, in order to achieve a good matching use effect between the mounting point liner plate 6 and the mounting bracket 2, besides the through hole penetrating the mounting hole 203 is formed in the mounting point liner plate 6, a projection welding nut penetrating the mounting hole 203 can be further provided on the mounting point liner plate 6, and the same use effect can be achieved.
The vehicle rear trailing arm mounting structure of this embodiment sets up installing support 2 and support bracket 3 through the cooperation to make and be triangle-shaped setting between installing support 2, support bracket 3 and the back longeron 1, can effectively improve overall structure's intensity and rigidity, and then effectively reduce the influence of vibration and noise because of road surface excitation causes, with the use quality that improves the vehicle. Meanwhile, the mounting bracket 2, the supporting bracket 3 and the rear longitudinal beam 1 are arranged in a triangular shape, so that the stability of the whole structure can be further improved.
Example two
The present embodiment relates to a vehicle provided with the vehicle trailing arm mounting structure as described above. The vehicle in the embodiment can effectively reduce the noise in the vehicle by applying the vehicle rear trailing arm mounting structure, so that the NVH performance and the quality of the whole vehicle can be improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A trailing arm mounting structure behind vehicle for with the trailing arm install on rear longitudinal member (1) of vehicle, its characterized in that: trailing arm mounting structure behind vehicle including link firmly in installing support (2) and support holder (3) in back longeron (1), be equipped with the confession on installing support (2) the installation department of back trailing arm installation, just the one end of installing support (2) by support holder (3) support in back longeron (1), and make support holder (3) installing support (2) reach be triangle-shaped between back longeron (1) and set up.
2. The vehicle rear trailing arm mounting structure according to claim 1, characterized in that: the one end of installing support (2) is buckled the shaping and is had lapping plate (201), support (3) laminating link firmly in on lapping plate (201).
3. The vehicle rear trailing arm mounting structure according to claim 2, characterized in that: the two ends of the supporting bracket (3) are respectively bent and formed with a bent edge (301), so that the supporting bracket (3) is U-shaped.
4. The vehicle rear trailing arm mounting structure according to claim 3, characterized in that: and folding edges (202) which are attached and fixedly connected to the bending edges (301) are arranged on the lapping plate (201) corresponding to the bending edges (301) at each end.
5. The vehicle rear trailing arm mounting structure according to claim 1, characterized in that: corresponding to the mounting bracket (2) and the supporting bracket (3), a first force transmission bracket (4) arranged along the length direction of the rear longitudinal beam (1) is fixedly connected to the inner side of the rear longitudinal beam (1).
6. The vehicle rear trailing arm mounting structure according to claim 5, characterized in that: the first force transmission bracket (4) is connected at least to the support bracket (3).
7. The vehicle rear trailing arm mounting structure according to claim 1, characterized in that: corresponding to the mounting bracket (2) and the supporting bracket (3), a second force transmission bracket (5) arranged along the length direction of the rear longitudinal beam (1) is fixedly connected to the outer side of the rear longitudinal beam (1).
8. The vehicle trailing arm mounting structure according to any one of claims 1 to 7, characterized in that: the mounting portion comprises a mounting hole (203) formed in the mounting bracket (2).
9. The vehicle rear trailing arm mounting structure according to claim 8, characterized in that: corresponding to the mounting hole (203), a mounting point lining plate (6) is fixedly connected to the mounting bracket (2), and a through hole which is communicated with the mounting hole (203) is formed in the mounting point lining plate (6).
10. A vehicle, characterized in that: the vehicle is provided with the vehicle trailing arm mounting structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552396.6U CN214775253U (en) | 2021-03-17 | 2021-03-17 | Trailing arm mounting structure and vehicle behind vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120552396.6U CN214775253U (en) | 2021-03-17 | 2021-03-17 | Trailing arm mounting structure and vehicle behind vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214775253U true CN214775253U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120552396.6U Active CN214775253U (en) | 2021-03-17 | 2021-03-17 | Trailing arm mounting structure and vehicle behind vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN214775253U (en) |
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2021
- 2021-03-17 CN CN202120552396.6U patent/CN214775253U/en active Active
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