CN216610866U - Transmission shaft mounting structure - Google Patents
Transmission shaft mounting structure Download PDFInfo
- Publication number
- CN216610866U CN216610866U CN202123373202.5U CN202123373202U CN216610866U CN 216610866 U CN216610866 U CN 216610866U CN 202123373202 U CN202123373202 U CN 202123373202U CN 216610866 U CN216610866 U CN 216610866U
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- transmission shaft
- cavity
- mounting
- bracket assembly
- shaft mounting
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Abstract
The utility model discloses a transmission shaft mounting structure, which comprises a transmission shaft mounting bracket assembly and a transmission shaft connecting bracket assembly; the transmission shaft mounting bracket assembly is connected with the transmission shaft connecting bracket assembly; the transmission shaft connecting support assembly is provided with an annular structure; the transmission shaft installing support assembly is provided with a first cavity and a second cavity, a concave part is arranged between the first cavity and the second cavity, the concave part is used for being matched with an annular structure of the transmission shaft connecting support assembly to form an annular avoiding space, and the annular avoiding space is used for installing a transmission shaft. The transmission shaft mounting bracket assembly is provided with two cavities which are respectively connected to the vehicle body, and the first cavity and the second cavity are provided with six rigid bushings in total, so that a mounting channel is effectively supported, the problem of local deformation in the torque tightening process is solved, and the rigidity of the transmission shaft mounting bracket is improved by nearly 30%.
Description
Technical Field
The utility model relates to a transmission shaft mounting structure, and belongs to the technical field of automobile transmission shafts.
Background
In front-rear drive vehicle models, a transmission shaft mounting structure is an important mounting structure of a vehicle body. And the mounting point in the middle of the transmission shaft plays a vital role in the performance of the whole vehicle. The structural design and the damping structural design of the mounting point directly influence the use performance of the transmission shaft and the perception evaluation of a user. The existing transmission shaft mounting support is designed into a sheet structure, the strength of a transmission shaft mounting structure designed into a sheet structure is insufficient, and the design of a vibration damping structure is avoided, so that the mounting point is easy to crack, the working vibration of the transmission shaft is too large, and the problems of vehicle body resonance and noise are caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a transmission shaft mounting structure, which solves the technical problem that the strength of the mounting structure in the middle of a transmission shaft in the prior art is insufficient.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a transmission shaft mounting structure comprises a transmission shaft mounting bracket assembly and a transmission shaft connecting bracket assembly; the transmission shaft mounting bracket assembly is connected with the transmission shaft connecting bracket assembly; the transmission shaft connecting support assembly is provided with an annular structure; the transmission shaft installing support assembly is provided with a first cavity and a second cavity, a concave part is arranged between the first cavity and the second cavity, the concave part is used for being matched with an annular structure of the transmission shaft connecting support assembly to form an annular avoiding space, and the annular avoiding space is used for installing a transmission shaft. The transmission shaft mounting bracket assembly is provided with two cavities which are respectively connected to the vehicle body, so that the strength of the mounting bracket is enhanced.
Preferably, the transmission shaft connecting support assembly is provided with two mounting lugs, the two mounting lugs are respectively provided with a first mounting hole, the first cavity and the second cavity are both provided with a first mounting hole, and a first bolt penetrates through the first mounting hole to connect the transmission shaft connecting support assembly with the transmission shaft mounting support assembly.
Preferably, a buffer component is arranged between the first bolt and the first mounting hole of the mounting lug, and the first bolt is a hexagonal flange face bolt. The buffer part is arranged between the mounting point of the transmission shaft connecting support and the mounting point of the mounting support, so that the problem of vehicle body floor resonance caused by self vibration of the transmission shaft in the working process of the transmission shaft is avoided, and the perception evaluation of a user is greatly improved.
Preferably, the buffer component is a buffer pad, a damping rubber block or a buffer spring.
Preferably, the first cavity and the second cavity are provided with second mounting holes, and the first mounting holes and the second mounting holes are used for being matched with second bolts to fix the first cavity and the second cavity on a floor beam of the vehicle body.
Preferably, there are three sets of second mounting holes on the first cavity or the second cavity.
Preferably, a bushing is arranged in a position corresponding to the second mounting hole in the cavity of the first cavity or the second cavity, and the second bolt penetrates out of the second mounting hole and the bushing and then is connected with the floor beam.
Preferably, the second bolt is a hexagonal flange bolt.
Preferably, the bushing is a rigid bushing. Six rigid bushings are arranged on the first cavity and the second cavity, so that the mounting channel is effectively supported, and the problem of local deformation in the moment tightening process is solved.
According to the utility model, the transmission shaft mounting bracket assembly is provided with two cavities which are respectively connected to the automobile body, so that the strength of the mounting bracket is enhanced. The cavity is provided with six rigid bushings which effectively support the mounting channel, so that the problem of local deformation in the moment tightening process is solved, and the rigidity of the transmission shaft mounting bracket is improved by nearly 30%. Meanwhile, a buffer part is arranged between the transmission shaft connecting support and the mounting point of the mounting support, so that the problem of vehicle body floor resonance caused by self vibration of the transmission shaft in the working process of the transmission shaft is avoided, and the perception evaluation of a user is greatly improved.
Drawings
Fig. 1 is a schematic mounting diagram of a transmission shaft mounting structure provided by the present invention;
fig. 2 is a schematic view of a transmission shaft mounting structure provided in the present invention;
FIG. 3 is a cross-sectional view of a driveshaft mounting bracket assembly of this invention.
Wherein: the method comprises the following steps of 1-transmission shaft mounting bracket assembly, 2-transmission shaft connecting bracket assembly, 3-first bolt, 4-second bolt, 5-cushion pad, 6-bush, 7-transmission shaft and 8-floor beam.
Detailed Description
For a better understanding of the nature of the utility model, its description is further set forth below in connection with the specific embodiments and the drawings.
The utility model is suitable for a front-mounted rear-drive vehicle model, and particularly relates to a transmission shaft mounting structure which comprises a transmission shaft mounting bracket assembly 1, a transmission shaft connecting bracket assembly 2, a first bolt 3 and a second bolt 4 as shown in figures 1 and 2; the transmission shaft connecting bracket assembly 2 is provided with an annular structure; the transmission shaft mounting bracket assembly 1 is provided with a first cavity 101 and a second cavity 102, and the first cavity 101 and the second cavity 102 are respectively connected with the floor beam 8. A concave part 103 is arranged between the first cavity 101 and the second cavity 102, the concave part 103 is used for being matched with an annular structure of the transmission shaft connecting bracket assembly 2 to form an annular avoiding space, and a transmission shaft 7 is installed in the annular avoiding space.
First mounting holes are respectively formed in two mounting lugs of the transmission shaft connecting support assembly 2, first mounting holes are formed in the first cavity 101 and the second cavity 102, and the transmission shaft connecting support assembly 2 is connected with the transmission shaft mounting support assembly 1 through the first mounting holes by the first bolts 3.
As shown in fig. 3, the first cavity 101 and the second cavity 102 are provided with second mounting holes. The second mounting holes on the first cavity 101 and the second cavity 102 are provided with three sets for fixing the first cavity 101 and the second cavity 102 on the floor beam 8. Inside the first cavity 101 and the second cavity 102, a bushing 6 is arranged at a position corresponding to the second mounting hole, and the second bolt 4 penetrates out of the second mounting hole and the bushing 6 and then is connected with the floor beam 8. The bushing 6 is a rigid bushing. The transmission shaft mounting bracket assembly is provided with the two cavities which are respectively connected to the automobile body, so that the strength of the mounting bracket is enhanced. Six rigid bushings are arranged on the first cavity 101 and the second cavity 102, so that the mounting channel is effectively supported, the problem of local deformation in the moment tightening process is solved, and the rigidity of the transmission shaft mounting bracket is improved by nearly 30%.
The first bolt 3 and the second bolt 4 are both hexagonal flange face bolts.
Preferably, a buffer member is provided between the first bolt 3 and the first mounting hole of the mounting lug. The buffer component can be a buffer pad 5, a damping rubber block or a buffer spring and the like. The buffer part is arranged between the mounting point of the transmission shaft connecting support and the mounting point of the mounting support, so that the problem of vehicle body floor resonance caused by self vibration of the transmission shaft in the working process of the transmission shaft is avoided, and the perception evaluation of a user is greatly improved.
It should be noted that while the utility model has been described in terms of the above-mentioned embodiments, there are many other embodiments of the utility model. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model, and it is intended that all such changes and modifications be covered by the appended claims and their equivalents.
Claims (9)
1. A kind of drive shaft mounting structure, characterized by: comprises a transmission shaft mounting bracket assembly (1) and a transmission shaft connecting bracket assembly (2); the transmission shaft mounting bracket assembly (1) is connected with the transmission shaft connecting bracket assembly (2); the transmission shaft connecting support assembly (2) is provided with an annular structure; the transmission shaft mounting bracket assembly (1) is provided with a first cavity (101) and a second cavity (102), a concave part (103) is arranged between the first cavity (101) and the second cavity (102), the concave part (103) is used for being matched with an annular structure of the transmission shaft connecting bracket assembly (2) to form an annular avoiding space, and the annular avoiding space is internally used for mounting the transmission shaft (7).
2. The drive shaft mounting structure according to claim 1, wherein: the transmission shaft connecting support assembly (2) is provided with two mounting lugs, the two mounting lugs are respectively provided with a first mounting hole, the first cavity (101) and the second cavity (102) are also provided with a first mounting hole, and a first bolt (3) penetrates through the first mounting hole to connect the transmission shaft connecting support assembly (2) with the transmission shaft mounting support assembly (1).
3. The drive shaft mounting structure according to claim 2, wherein: a buffer component is arranged between the first bolt (3) and the first mounting hole of the mounting support lug, and the first bolt (3) is a hexagonal flange face bolt.
4. The drive shaft mounting structure according to claim 3, wherein: the buffer component is a buffer pad (5), a vibration damping rubber block or a buffer spring.
5. The drive shaft mounting structure according to claim 1, wherein: and the first cavity (101) and the second cavity (102) are provided with second mounting holes for being matched with second bolts (4) to fix the first cavity (101) and the second cavity (102) on a floor beam (8) of the vehicle body.
6. The drive shaft mounting structure according to claim 5, wherein: and three groups of second mounting holes are formed in the first cavity (101) and the second cavity (102).
7. The drive shaft mounting structure according to claim 6, wherein: and a bushing (6) is arranged in the cavity of the first cavity (101) and the second cavity (102) and at a position corresponding to the second mounting hole, and a second bolt (4) penetrates out of the second mounting hole and the bushing (6) and then is connected with the floor beam (8).
8. The drive shaft mounting structure according to claim 7, wherein: the second bolts (4) are bolts with hexagonal flange faces.
9. The drive shaft mounting structure according to claim 7, wherein: the bushing (6) is a rigid bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373202.5U CN216610866U (en) | 2021-12-29 | 2021-12-29 | Transmission shaft mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373202.5U CN216610866U (en) | 2021-12-29 | 2021-12-29 | Transmission shaft mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216610866U true CN216610866U (en) | 2022-05-27 |
Family
ID=81686420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123373202.5U Active CN216610866U (en) | 2021-12-29 | 2021-12-29 | Transmission shaft mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216610866U (en) |
-
2021
- 2021-12-29 CN CN202123373202.5U patent/CN216610866U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |