CN216611360U - Auxiliary frame and vehicle - Google Patents
Auxiliary frame and vehicle Download PDFInfo
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- CN216611360U CN216611360U CN202123193629.7U CN202123193629U CN216611360U CN 216611360 U CN216611360 U CN 216611360U CN 202123193629 U CN202123193629 U CN 202123193629U CN 216611360 U CN216611360 U CN 216611360U
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- cross beam
- reinforcing
- mounting
- subframe
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Abstract
The utility model provides an auxiliary frame which comprises longitudinal beams and a cross beam, wherein the longitudinal beams are respectively arranged on two opposite sides of the auxiliary frame; the cross beams comprise a first cross beam and a second cross beam which are sequentially arranged from front to back along the length direction of the longitudinal beam; and the middle section of the second cross beam in the length direction is provided with a mounting structure for mounting a motor reducer. And a reinforcing longitudinal beam is connected between the middle section and the first cross beam. According to the auxiliary frame, the mounting structure is arranged in the middle section of the second cross beam of the auxiliary frame, and the reinforcing longitudinal beam is additionally arranged between the middle sections of the first cross beam and the second cross beam, so that the first cross beam, the second cross beam, the reinforcing longitudinal beam and the two side beams form a structure shaped like a Chinese character 'ri', a stable mounting base is provided for the mounting structure, the mounting of the motor speed reducer is facilitated, and a good mounting framework is provided for the motor speed reducer. Meanwhile, the utility model also provides a vehicle, and particularly the auxiliary frame is adopted.
Description
Technical Field
The utility model relates to the technical field of automobile frames, in particular to an auxiliary frame. The utility model further relates to a vehicle.
Background
The front subframe is an independent structural member on the automobile and is widely used on the automobile at present. The front auxiliary frame is provided with a front triangular swing arm, a front transverse stabilizer bar, a steering gear, a rear suspension bracket of a motor and other components, and the front auxiliary frame can provide a platform for assembling modularization integration for the components, improve the strength and rigidity of the whole vehicle body and effectively improve the collision safety and the controllability; meanwhile, vibration and noise transmitted by the suspension system, the motor and the transmission can be isolated, and the comfort of the vehicle is improved.
However, the current front subframe capable of being provided with the motor reducer lacks a corresponding design scheme for how to scientifically and reasonably install the motor reducer on the front subframe; therefore, some manufacturers add a mounting seat for the motor reducer, and mount the motor reducer on the auxiliary frame through the mounting seat, but the mounting mode makes the overall structure of the automobile complicated, which is not beneficial to the assembly of the automobile and the reduction of the cost; in addition, some manufacturers design the sub frames in more detail, but the sub frames have the defects of incomplete mounting structure and low reliability and durability, and the capability of reducing the vibration of the motor reducer is poor, so that the comfortableness of a user for riding or driving a new energy automobile is influenced, and the sub frames are not suitable for the current new energy automobile.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a subframe to facilitate the installation of a motor reducer and provide a good installation structure for the motor reducer.
The auxiliary frame comprises longitudinal beams arranged on two opposite sides respectively, and a cross beam connected between the longitudinal beams on the two sides; the cross beam comprises a first cross beam and a second cross beam which are sequentially arranged from front to back along the length direction of the longitudinal beam; the middle section of the second cross beam in the length direction is provided with a mounting structure for mounting a motor reducer, and the middle section and the first cross beam are connected with a reinforcing longitudinal beam.
Furthermore, the reinforcing longitudinal beam is in an arc shape which arches downwards.
Further, one end of the reinforcing longitudinal beam, which is connected with the first cross beam, is connected with the bottom of the first cross beam and/or the side part of one side, which faces the reinforcing longitudinal beam; and one end of the reinforcing longitudinal beam, which is connected with the middle section, is connected with the bottom of the middle section and/or the side part facing one side of the reinforcing longitudinal beam. Furthermore, the mounting structure comprises a plurality of mounting holes arranged on the middle section; and the motor reducer is fixedly arranged on the second cross beam through a fastener arranged in the mounting hole.
Furthermore, a plurality of reinforcing columns are arranged in the cavity of the second cross beam corresponding to the mounting holes; the reinforcing column is supported between the upper side wall and the lower side wall of the cavity, a threaded hole which is arranged opposite to the mounting hole is formed in the reinforcing column, and the fastening piece is in threaded connection with the threaded hole.
Furthermore, two mounting bosses which are arranged at intervals along the length direction of the second cross beam are formed at the top of the middle section; and a group of mounting holes are respectively formed in the two mounting bosses, and each group of mounting holes are formed in the longitudinal beam at intervals.
Furthermore, a plurality of reinforcing plates which are arranged in a crossed manner are arranged in a cavity of the second cross beam; at least in the cavity at the middle section position, each reinforcing plate forms support for the inner wall of the cavity along the height direction.
Furthermore, rubber is arranged at the crossed part of each reinforcing plate.
Further, a counterweight is embedded in the rubber.
Compared with the prior art, the utility model has the following advantages:
according to the auxiliary frame, the mounting structure is arranged in the middle section of the second cross beam of the auxiliary frame, and the reinforcing longitudinal beam is additionally arranged between the middle sections of the first cross beam and the second cross beam, so that the first cross beam, the second cross beam, the reinforcing longitudinal beam and the two side beams form a structure shaped like a Chinese character 'ri', a stable mounting base is provided for the mounting structure, the mounting of the motor speed reducer is facilitated, and a good mounting framework is provided for the motor speed reducer.
Meanwhile, the reinforcing longitudinal beam is arranged into an arc shape which is arched downwards, so that the arch and the cavity structure can be combined, strong support is provided for the mounting structure on the second cross beam, and a certain vibration relieving effect is achieved; in addition, through the width that increases the middle section, not only strengthened the structural strength of second crossbeam, still make the middle section possess sufficient space and set up structures such as mounting hole, reinforcing post to be convenient for arrange mounting structure on the middle section.
In addition, the two mounting bosses formed at the top of the middle section and the plurality of mounting holes formed in the two mounting bosses facilitate the processing of the mounting structure and the mounting of the motor reducer on the motor reducer; moreover, a plurality of reinforcing plates which are arranged in a crossed mode are arranged inside the second cross beam, so that the structural strength of the mounting point and the whole second cross beam is enhanced; moreover, the rubber and the counterweight arranged at the crossed part of the reinforcing plate can absorb the vibration transmitted to the part by the motor reducer, and the vibration damping capacity of the auxiliary frame is enhanced, so that the driving comfort is improved.
Another object of the present invention is to provide a vehicle, which employs the subframe of the present invention; the auxiliary frame has the advantages that the auxiliary frame is not described in a repeated way.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate embodiments of the utility model and together with the description serve to explain the utility model, and the description is given by way of example only and without limitation to the terms of relative positions. In the drawings:
fig. 1 is a schematic view of an overall structure of a subframe according to a first embodiment of the present invention;
FIG. 2 is a schematic view of an external structure of a reinforcing longitudinal beam of the subframe according to the first embodiment of the present invention;
FIG. 3 is a schematic view of an external structure of a second cross member of the subframe according to the first embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of the second cross member of the subframe according to the first embodiment of the present invention;
description of reference numerals:
100. a mounting structure;
21. a stringer; 22. a first cross member; 23. a third cross member; 24. reinforcing the longitudinal beam;
3. a second cross member; 30. a cavity; 300. mounting a boss; 301. mounting holes; 302. a reinforcement column; 304. a reinforcing plate; 305. rubber.
Detailed Description
It should be noted that 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 describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the appearances of the terms first, second, etc. in the figures are also for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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 may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The present embodiment relates to a subframe, an exemplary structure of which is shown in fig. 1. In general, the subframe includes side members 21 respectively disposed at opposite sides, and a cross member connected between the side members 21; the cross beams comprise a first cross beam 22 and a second cross beam 3 which are sequentially arranged from front to back along the length direction of the longitudinal beam 21; the middle section of the second cross beam 3 in the length direction is provided with a mounting structure 100 for mounting a motor reducer, and a reinforcing longitudinal beam 24 is connected between the middle section and the first cross beam 22.
Based on the above design concept, the reinforcing side member 24 may preferably be arranged as follows.
As shown in fig. 1 in combination with fig. 2, in order to further enhance the structural strength of the subframe, both upper and lower sides of the reinforcing side member 24 are formed in an arc shape that curves downward. The arching value (the ratio of the vertical distance between the highest arching point and the two bottom points to the horizontal distance between the two bottom points) of the upper side of the reinforcing longitudinal beam 24 is greater than that of the lower side, and a side wall is provided between the upper and lower sides. Meanwhile, one end of the reinforcing longitudinal beam 24 connected to the first cross beam 22 may preferably be connected to both the bottom portion of the first cross beam and the side portion of the side facing the reinforcing longitudinal beam; alternatively, it may be connected to either one of the two. In addition, one end of the reinforcing longitudinal beam, which is connected with the middle section, is connected with the bottom of the middle section and the side part facing to one side of the reinforcing longitudinal beam; alternatively, it may be connected to either one of the two. Above-mentioned setting combines arch and cavity structure, has utilized arch, cavity structural stability strong characteristics, has promoted the holistic structural strength of sub vehicle frame.
In the present embodiment, a third cross member 23 may be provided behind the second cross member 3 in the longitudinal direction of the two side members 21, and the third cross member 23 may be provided with a mounting position to be mounted to another part of the automobile. Meanwhile, the positions where the two longitudinal beams 21 are connected with the second cross beam 3 are also provided with mounting positions, bosses are formed on the mounting positions, and the auxiliary frame can be mounted on the chassis through bolt holes in the bosses.
The material of choosing to the overall structure of sub vehicle frame says, and it can choose for use to be the aluminum alloy, through adding the counter weight in the cavity, can make the whole weight of automobile body more balanced, strengthens the security of vehicle, in addition, still can choose for use the alloy steel that intensity is higher.
In order to facilitate the installation of the motor reducer in the subframe, a mounting structure 100 for mounting the motor reducer is arranged in the middle section of the second cross beam 3 in the length direction. The mounting structure 100 includes a plurality of mounting holes 301 formed in the middle section.
Meanwhile, the structural rigidity of the second beam 3 is affected to a certain extent by the installation holes 301, and for this reason, a plurality of reinforcing columns 302 may be provided in the cavity 30 of the second beam 3 corresponding to the installation holes 301, the reinforcing columns 302 may be supported between the upper and lower sidewalls of the cavity 30, and for the convenience of installation of the reinforcing columns 302, screw holes are provided to be opposite to the installation holes 301.
When the motor reducer is installed, the motor reducer needs to correspond to the installation structure 100, so that the motor reducer is fixedly installed on the installation structure 100 of the second cross beam 3 through the fasteners in the installation holes 301.
Preferably, the fastener is a bolt, and the motor reducer is fixed to the mounting structure 100 by inserting the bolt into the mounting hole 301 and screwing the bolt into the screw hole of the reinforcing column 302.
As shown in fig. 3, in order to ensure sufficient space for the second cross member 3 to open the mounting holes 301, the reinforcing posts 302, and the like, and to provide sufficient structural strength to the entire mounting structure 100 and the subframe, it is necessary to increase the width of the middle section to be greater than the other portions of the second cross member 3, so that stress in the subframe during operation of the motor reducer is not concentrated on the mounting structure 100, but is transmitted to the cross member and the side member 21 through the entire structure of the subframe.
In order to facilitate the processing of the mounting structure 100, two mounting bosses 300 are formed at the top of the middle section and are arranged at intervals along the length direction of the second cross beam 3, a group of mounting holes 301 are respectively formed in each of the two mounting bosses 300, and each group of mounting holes 301 is a plurality of mounting holes arranged at intervals along the length direction of the longitudinal beam 21, so that the mounting structure 100 does not need to be milled flat on the whole plane with the mounting holes 301 in the processing process, and only the end face with the mounting bosses 300 needs to be milled flat; in addition, the mounting holes 301 are arranged in a plurality at intervals along the length direction of the longitudinal beam 21, and the mounting mode of the motor speed reducer on the auxiliary frame is mainly considered; the mounting bosses 300 are arranged at intervals in the length direction of the second beam 3, and are also arranged according to the positions of the mounting holes 301.
In addition, as shown in fig. 4, a reinforcing plate 304 is provided in the cavity 30 of the second cross member 3; in addition, the reinforcing plate 304 is arranged in the cavity 30 in an X-shaped cross manner, so that the mounting point position and the structural strength of the second cross beam 3 are enhanced; meanwhile, a rubber 305 can be arranged at the crossed part of the reinforcing plate 304, and a counterweight is arranged in the rubber 305 and is integrated with the reinforcing plate 304 in a vulcanization molding mode; through rubber 305 and counter weight, the energy that can attenuate motor reducer noise vibration transmission promotes the damping ability of sub vehicle frame to be favorable to promoting the travelling comfort of driving experience.
In the present embodiment, the weights may be a plurality of mass pieces having different mass sizes, and the mass pieces may be embedded in the rubber 305 during the vulcanization molding of the rubber 305, so that the mass pieces having different mass sizes may form a plurality of vibration absorbers having different frequencies to absorb the vibration transmitted thereto from the motor reducer; therefore, the integral anti-vibration capability of the auxiliary frame is improved, and comfortable driving experience is facilitated to be created.
In summary, the subframe of this embodiment sets up mounting structure 100 through the second crossbeam 3 middle section at the subframe to set up between the middle section of first crossbeam 22 and second crossbeam 3 and strengthen longeron 24, thereby first crossbeam 22, second crossbeam 3, strengthen longeron 24 and two longerons 21 and form "day" font structure, thereby provide a stable installation basis for mounting structure 100, not only be convenient for motor reducer's installation, and provide a good installation framework for motor reducer.
Example two
The present invention relates to a vehicle, and more particularly, to a vehicle having a subframe according to the first embodiment, wherein the subframe is mounted on a vehicle body, so as to facilitate the installation of a motor reducer in the vehicle, and the subframe has a structure in a shape like a Chinese character 'ri', so that the structural rigidity of the vehicle is enhanced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A subframe comprises longitudinal beams (21) which are respectively arranged at two opposite sides, and a cross beam which is connected between the longitudinal beams (21) at the two sides; the method is characterized in that:
the cross beams comprise a first cross beam (22) and a second cross beam (3) which are sequentially arranged from front to back along the length direction of the longitudinal beam;
the middle section of the length direction of the second cross beam (3) is provided with a mounting structure (100) for mounting a motor reducer, and a reinforcing longitudinal beam (24) is connected between the middle section and the first cross beam (22).
2. The subframe of claim 1 wherein: the reinforcing longitudinal beam (24) is in an arc shape arching downwards.
3. The subframe of claim 2 wherein: the end of the reinforcing longitudinal beam (24) connected with the first cross beam (22) is connected with the bottom of the first cross beam and/or the side part of one side facing the reinforcing longitudinal beam; and one end of the reinforcing longitudinal beam, which is connected with the middle section, is connected with the bottom of the middle section and/or the side part facing one side of the reinforcing longitudinal beam.
4. The subframe of any one of claims 1 to 3 wherein: the mounting structure (100) comprises a plurality of mounting holes (301) arranged on the middle section; the motor reducer is fixedly arranged on the second cross beam (3) through a fastener arranged in the mounting hole (301).
5. The subframe of claim 4 wherein: a plurality of reinforcing columns (302) are arranged in the cavity (30) of the second cross beam (3) corresponding to the mounting holes (301); the reinforcing column (302) is supported between the upper side wall and the lower side wall of the cavity (30), a threaded hole which is arranged opposite to the mounting hole (301) is formed in the reinforcing column (302), and the fastening piece is threaded in the threaded hole.
6. The subframe of claim 4 wherein: two mounting bosses (300) are formed at the top of the middle section and are arranged at intervals along the length direction of the second cross beam (3); two respectively be equipped with a set of on installation boss (300) mounting hole (301), and every group mounting hole (301) are all along longeron length direction interval sets up a plurality ofly.
7. The subframe of claim 4 wherein: a plurality of reinforcing plates (304) which are arranged in a crossed manner are arranged in the cavity (30) of the second cross beam (3); at least in the cavity (30) at the middle section position, each reinforcing plate (304) forms support for the inner wall of the cavity (30) along the height direction.
8. The subframe of claim 7 wherein: rubber (305) is arranged at the crossed part of the reinforcing plates (304).
9. The subframe of claim 8 wherein: a counterweight is embedded in the rubber (305).
10. A vehicle employing the subframe of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193629.7U CN216611360U (en) | 2021-12-17 | 2021-12-17 | Auxiliary frame and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193629.7U CN216611360U (en) | 2021-12-17 | 2021-12-17 | Auxiliary frame and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216611360U true CN216611360U (en) | 2022-05-27 |
Family
ID=81705803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123193629.7U Active CN216611360U (en) | 2021-12-17 | 2021-12-17 | Auxiliary frame and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216611360U (en) |
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2021
- 2021-12-17 CN CN202123193629.7U patent/CN216611360U/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 |
Address after: 100176 1902, floor 16, building 3, yard 4, No. 22, Jinghai 4th Road, Beijing Economic and Technological Development Zone, Beijing Patentee after: Salon mecha Technology Co.,Ltd. Address before: 100176 1902, floor 16, building 3, yard 4, No. 22, Jinghai 4th Road, Beijing Economic and Technological Development Zone, Beijing Patentee before: Sharon Zhihang Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230707 Address after: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee after: GREAT WALL MOTOR Co.,Ltd. Address before: 100176 1902, floor 16, building 3, yard 4, No. 22, Jinghai 4th Road, Beijing Economic and Technological Development Zone, Beijing Patentee before: Salon mecha Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |