CN202827105U - Automobile and left suspension installing support frame of automobile power system - Google Patents
Automobile and left suspension installing support frame of automobile power system Download PDFInfo
- Publication number
- CN202827105U CN202827105U CN201220514855.2U CN201220514855U CN202827105U CN 202827105 U CN202827105 U CN 202827105U CN 201220514855 U CN201220514855 U CN 201220514855U CN 202827105 U CN202827105 U CN 202827105U
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- China
- Prior art keywords
- left suspension
- upper plate
- mounting bracket
- support frame
- automobile
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Abstract
The utility model provides an automobile and a left suspension installing support frame of an automobile power system and relates to the technical field of automobile manufacturing. The left suspension installing support frame comprises an upper plate of the support frame and a lower support frame, a round installation hole and a plurality of bolt holes are arranged in the an upper plate of the support frame, and the plurality of bolt holes are arranged in the upper portion and the lower portion of the round installation hole. Upward turned-over edges are arranged on the periphery of the upper plate of the support frame, and the upper plate of the support frame is fixed on the lower support frame through bolts penetrating through the bolt holes. The automobile and the left suspension installing support frame of the automobile power system have the advantages that the structure is simple, technology is easy to achieve, and low cost is achieved. Meanwhile, modality and dynamic stiffness of the support frame are improved, the risk of coupling and resonance with frequency of a motor is avoided, and design difficulty is reduced.
Description
Technical field
The utility model relates to field of automobile, is specifically related to a kind of left suspension mounting bracket of automobile dynamic system and adopts the automobile of this left suspension mounting bracket.
Background technology
The automobile suspended mounting bracket is that dynamic assembly is installed to the structure on the vehicle body, and the body side support is connected bumper with the driving engine side stand and connects, and plays the effect of damping and supporting motive force assembly.The body side mounting bracket is according to the difference of the position of dynamic assembly, and structure design is different.Its left side body side support that suspends mainly plays the effect of carrying dynamic assembly, if stiffness of support and natural frequency are not enough, can cause that the excitation that driving engine is surveyed is delivered to vehicle body, reduces safety and the traveling comfort of automobile.
Fig. 1 and Fig. 2 show the structure of traditional left suspension mounting bracket, and this left suspension mounting bracket structure is comparatively simple, and its mounting hole 13 is a square structure.Because insufficient space, radian 11 place's rigidity that chassis runner connects are on the weak side, and the part of rear end 12 and vehicle body solder joint is also strong not, cause the dynamic assembly natural frequency and the expected value of the rigidity out of reach of the mounting hole that suspends design.
Therefore, need badly existing left suspension mounting bracket is improved, improve rigidity and the natural frequency of left mounting bracket, to reach the design objective demand.
The utility model content
In view of this, the purpose of this utility model provides the left suspension mounting bracket of a kind of automobile and automobile dynamic system, improves rigidity and the natural frequency of left mounting bracket.
For solving the problems of the technologies described above, the utility model provides scheme as follows:
A kind of left suspension mounting bracket of automobile dynamic system, comprise support upper plate and lower bracket, wherein, be provided with a circular mounting hole and a plurality of bolt hole on the described support upper plate, wherein a plurality of spiro keyhole positions are in the upper and lower in described circular mounting hole, and be formed with flange upwards around the described support upper plate, described support upper plate is fixed on the described lower bracket by the bolt that is arranged in described bolt hole.
Preferably, in the such scheme, be provided with altogether 6 described bolts hole on the described support upper plate, 4 tops that are positioned at described circular mounting hole wherein, 2 bottoms that are positioned at described circular mounting hole.
Preferably, in the such scheme, described lower bracket includes two step surfaces that distribute up and down, wherein appear on the stage described support upper plate is installed on the terrace, the leave from office terrace is installed on the chassis runner, the terrace of appearing on the stage is connected a vertical plane and connects with the leave from office terrace, and respectively is provided with one perpendicular to the A-frame of this leave from office terrace and this vertical plane at the two ends of leave from office terrace.
Preferably, in the such scheme, the extension of this A-frame is formed with flange.
Preferably, in the such scheme, also comprise a plurality of reinforced ribs that are fixedly arranged on described vertical plane and the leave from office terrace.
Preferably, in the such scheme, the quantity of described reinforced rib is 4.
Preferably, in the such scheme, the thickness of support upper plate is 3.5 millimeters, and the flange width that forms on the support upper plate is 9 millimeters; The width of the flange that forms on the extension of A-frame is 5 millimeters.
The utility model also provides a kind of automobile, comprises chassis runner, also comprises the left suspension mounting bracket of above-described automobile dynamic system, and wherein, described left suspension mounting bracket is welded on the chassis runner.
Can find out from the above, the left suspension mounting bracket of the automobile that the utility model provides and automobile dynamic system, have simple in structure, technique is easy to the advantage that realizes, realize that cost is low, support mode and dynamic stiffness have been improved simultaneously, avoid the risk with driving engine frequency couple resonance, reduced difficult design.
Description of drawings
Fig. 1 is a kind of structural representation of traditional left suspension mounting bracket;
Fig. 2 is a kind of structural representation of the support upper plate of traditional left suspension mounting bracket;
The schematic diagram that the left suspension mounting bracket that Fig. 3 provides for the utility model embodiment connects with vehicle body;
The three-dimensional structure diagram of the left suspension mounting bracket that Fig. 4 provides for the utility model embodiment;
Fig. 5 is the structural representation of support upper plate of the left suspension mounting bracket of the utility model embodiment.
The specific embodiment
The below contrasts accompanying drawing, by the description to embodiment, effect and principle of work, manufacturing process and operation using method etc. to the mutual alignment between the shape of the specific embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part, be described in further detail, to help those skilled in the art inventive concept of the present utility model, technical scheme had more complete, accurate and deep understanding.
Traditional left suspension mounting bracket is being reorganized and outfit natural mode of vibration that vehicle body calculates than the design objective 20Hz that descended.For example, designing requirement mounting bracket mode requires to be higher than 330Hz, this left suspension mounting bracket model frequency only has 310Hz, simultaneously the dynamic stiffness value at mounting hole place than design objective poor rigidity 7db about, resonance when support natural frequency and the meeting on the low side of mounting hole dynamic stiffness cause the driving engine middle and slow speed of revolution, the vibration in the time of can causing simultaneously the dynamic assembly carrying is excessive.
The utility model embodiment has proposed a kind of novel left suspension mounting bracket, can solve in the prior art the left suspension mounting bracket mode of body side and dynamic stiffness excessively low, has the problem of coupled resonance with car load Engine Excitation frequency.Designer of the present utility model finds that by the contrast of strain energy density the thin spot of conventional confguration is mainly at mounting bracket front support leg and mounting bracket upper plate.Be subject to the deficiency that the space is arranged, the present embodiment mainly is optimized support upper plate and lower bracket rear end.
Fig. 3 ~ Fig. 5 shows the constructional drawing of the left suspension mounting bracket of the automobile dynamic system that the utility model embodiment provides.Similar with conventional confguration, the left suspension mounting bracket of the present embodiment also includes support upper plate 21 and lower bracket 24, wherein, be provided with a circular mounting hole 23 and a plurality of bolt hole 22 on the described support upper plate 21, wherein a plurality of bolts hole 22 are positioned at the upper and lower in described circular mounting hole 23, and be formed with flange 28 upwards around the described support upper plate 21, described support upper plate 21 can be fixed in by the bolt (not shown) that is arranged in described bolt hole 22 on the described lower bracket 24.As seen, different from conventional confguration is that the present embodiment will be installed pore structure by the square circle of changing into.
As shown in Figure 3, as a kind of preferred implementation, on described support upper plate 21, be provided with altogether 6 described bolts hole 22 in the present embodiment, 4 tops that are positioned at described circular mounting hole 23 wherein, 2 bottoms that are positioned at described circular mounting hole 23.Than conventional confguration, the present embodiment has increased by 2 bolts hole 22 on the top in circular mounting hole 23, reach 6 so that the quantity of bolt hole reaches from traditional 4.
In the above structure, by at support upper plate 21 flange 28 being set, and increase bolt hole and plastics, the rigidity of structure can be provided.
As can be seen from Figure 4, among a kind of embodiment of the present utility model, described lower bracket 24 includes two step surfaces that distribute up and down, wherein appear on the stage described support upper plate 21 is installed on the terrace, the leave from office terrace is installed on the chassis runner shown in Figure 3 27, the terrace of appearing on the stage is connected a vertical plane and connects with the leave from office terrace, and respectively is provided with one perpendicular to the A-frame 25 of this leave from office terrace and this vertical plane at the two ends of leave from office terrace.Optionally, can also be formed with flange in the extension of this A-frame 25, flange can be rounded.In addition, a plurality of reinforced ribs 26 can also be set, reinforced rib 26 is fixedly arranged on described vertical plane and the leave from office terrace, thereby forms a kind of compact design.As a kind of preferred implementation, the quantity of reinforced rib 26 can be 4.
Adopt the left suspension mounting bracket of said structure, its Rigidity and strength increases, the load-carrying capacity of dynamic assembly is stronger, technique is easy to realize, compact conformation has solved traditional left mounting bracket mode on the low side simultaneously, and rigidity is on the weak side, reduce the problem of the excitation of dynamic assembly transmission, can also reduce the risk of mounting bracket and Engine Excitation coupled resonance.
Based on the above left suspension mounting bracket that provides, the present embodiment also provides a kind of automobile, and this automobile comprises chassis runner, also comprises the left suspension mounting bracket of above-described automobile dynamic system, and wherein, this left suspension mounting bracket is welded on the chassis runner.
Can find out from the above, the automobile of the present embodiment and left suspension mounting bracket thereof, optimized left suspension mounting bracket upper plate and lower bracket structure and with the connection mode of vehicle body, support, shorten the measures such as cantilever by increasing, rigidity and the natural frequency of left suspension mounting bracket have been connected with the connection aspect from structure, thereby can reach the design objective demand, avoid the problem with dynamic assembly resonance.
The below provides a kind of optional parameter combinations of above-described left suspension mounting bracket.Wherein, the thickness of support upper plate is 3.5 millimeters, and the flange width that forms on the support upper plate is 9 millimeters; The width of the flange that forms on the extension of A-frame is 5 millimeters.The diameter of reinforced rib is 8mm, the high 6mm of being everywhere.Place, upper bolt hole site is than the inside 30mm that widens of conventional confguration, to increase by 2 bolts hole simultaneously.
Adopt such scheme, can actv. improve the strain energy density thin spot of left suspension mounting bracket, promote mode and the dynamic stiffness of mounting bracket, and simple in structure effectively.Following table 1 has provided the correlation technique parameter under different structure.
Table 1
Show by the result of calculation shown in the table 1, the scheme of only optimizing the support upper plate according to optimal way mentioned above is better than traditional left mounting bracket, and further optimize the scheme of lower bracket, the mode of support and mounting hole dynamic stiffness can reach expected value significantly better than conventional stent.
To sum up, the technical scheme that the utility model adopts, it is simple in structure, technique is easy to realize, reduce the realization cost, improved simultaneously support mode and dynamic stiffness, avoided the risk with the resonance of driving engine frequency couple, the left mounting bracket mode of body side and dynamic stiffness have been solved excessively low, the problem such as installing space is limited.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the left suspension mounting bracket of an automobile dynamic system, it is characterized in that, comprise support upper plate and lower bracket, wherein, be provided with a circular mounting hole and a plurality of bolt hole on the described support upper plate, wherein a plurality of spiro keyhole positions are in the upper and lower in described circular mounting hole, and described support upper plate around be formed with flange upwards, described support upper plate is fixed on the described lower bracket by the bolt that is arranged in described bolt hole.
2. left suspension mounting bracket as claimed in claim 1 is characterized in that, is provided with altogether 6 described bolts hole on the described support upper plate, 4 tops that are positioned at described circular mounting hole wherein, 2 bottoms that are positioned at described circular mounting hole.
3. left suspension mounting bracket as claimed in claim 1, it is characterized in that, described lower bracket includes two step surfaces that distribute up and down, wherein appear on the stage described support upper plate is installed on the terrace, the leave from office terrace is installed on the chassis runner, the terrace of appearing on the stage is connected a vertical plane and connects with the leave from office terrace, and respectively is provided with one perpendicular to the A-frame of this leave from office terrace and this vertical plane at the two ends of leave from office terrace.
4. left suspension mounting bracket as claimed in claim 3 is characterized in that, the extension of this A-frame is formed with flange.
5. left suspension mounting bracket as claimed in claim 4 is characterized in that, also comprises a plurality of reinforced ribs that are fixedly arranged on described vertical plane and the leave from office terrace.
6. left suspension mounting bracket as claimed in claim 5 is characterized in that, the quantity of described reinforced rib is 4.
7. left suspension mounting bracket as claimed in claim 5 is characterized in that, the thickness of support upper plate is 3.5 millimeters, and the flange width that forms on the support upper plate is 9 millimeters; The width of the flange that forms on the extension of A-frame is 5 millimeters.
8. an automobile comprises chassis runner, it is characterized in that, also comprises the left suspension mounting bracket such as each described automobile dynamic system of claim 1 to 7, and wherein, described left suspension mounting bracket is welded on the chassis runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220514855.2U CN202827105U (en) | 2012-09-29 | 2012-09-29 | Automobile and left suspension installing support frame of automobile power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220514855.2U CN202827105U (en) | 2012-09-29 | 2012-09-29 | Automobile and left suspension installing support frame of automobile power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202827105U true CN202827105U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220514855.2U Expired - Fee Related CN202827105U (en) | 2012-09-29 | 2012-09-29 | Automobile and left suspension installing support frame of automobile power system |
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| Country | Link |
|---|---|
| CN (1) | CN202827105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104276023B (en) * | 2013-07-01 | 2016-08-24 | 铃木株式会社 | The support bracket fastened installation constitution of electromotor |
-
2012
- 2012-09-29 CN CN201220514855.2U patent/CN202827105U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104276023B (en) * | 2013-07-01 | 2016-08-24 | 铃木株式会社 | The support bracket fastened installation constitution of electromotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20210929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |