CN210363244U - Rear spring mounting seat - Google Patents
Rear spring mounting seat Download PDFInfo
- Publication number
- CN210363244U CN210363244U CN201920965143.4U CN201920965143U CN210363244U CN 210363244 U CN210363244 U CN 210363244U CN 201920965143 U CN201920965143 U CN 201920965143U CN 210363244 U CN210363244 U CN 210363244U
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- mount pad
- back spring
- cross beam
- spring mount
- top surface
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Abstract
The utility model discloses a back spring mount pad, including back spring mount pad body, on back girder was located to back spring mount pad body is fixed, with the position department of correspondence of back spring mount pad body is equipped with the back crossbeam, the inboard internal extension of the top surface of back spring mount pad body and with back crossbeam fixed connection, the outside and the back spring holder reinforcing plate fixed connection of the top surface of back spring mount pad body. The utility model discloses a back spring mount pad has promoted back spring mount pad department rigidity and anti torsional properties, has reduced the risk of automobile body stress concentration and fatigue fracture.
Description
Technical Field
The utility model relates to an automobile body spare part especially relates to a back spring mount pad.
Background
The rear spring mounting seat of the rear frame is one of main bearing points of the load of the lower vehicle body and one of main connecting points of the lower vehicle body, the rear spring mounting seat is stressed greatly and is easy to generate torsion phenomenon when the rigidity is insufficient, so that the vehicle body is easy to generate stress concentration, fatigue cracking and other phenomena, and the rear spring mounting seat comprises a rear spring upper seat mounting seat 9, a rear spring lower seat mounting seat 10 and a rear spring upper seat gasket 11. There is the defect in the structure of traditional back spring seat of honour mount pad department mainly is:
1. as shown in figure 1, a rear spring upper seat mounting seat 9 and a rear spring seat reinforcing plate 12 are welded on a rear crossbeam 2, the rear crossbeam 3 is not arranged at the position of the rear spring upper seat mounting seat 9, the rear spring mounting seat is stressed greatly and does not have Y-direction reinforcement, the rigidity is poor, and the torsion resistance is poor.
2. As shown in fig. 2, the rear spring upper seat mounting seat 9 and the rear spring seat reinforcing plate 12 are welded on the rear girder 2, the rear cross beam 3 is arranged at the rear spring mounting seat, but the rear cross beam 3 and the rear spring mounting seat are staggered, the mounting structure of the rear spring mounting seat is not well reinforced, the rigidity is poor, and the torsion resistance is poor.
3. As shown in fig. 3, the rear spring upper seat mounting seat 9 and the rear spring seat reinforcing plate 12 are welded on the rear crossbeam 2, the rear cross beam 3 is arranged at the rear spring mounting seat, but the end face height of the rear cross beam is lower than the end face height (△ H) of the rear crossbeam 2, the end part of the rear cross beam 3 can only be connected with the side face of the rear crossbeam 2 by adopting welding spots or two welding joints, the lap joint structure of the rear cross beam 3 and the rear crossbeam 2 is weak, the connection quality is low, the connection strength and the rigidity are improved less, the data waste is caused, and the material utilization rate of the rear cross beam 3 is.
Disclosure of Invention
The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a back spring mount pad has promoted back spring mount pad department rigidity and antitorque reverse performance, has reduced the risk of automobile body stress concentration and fatigue fracture.
The utility model discloses a back spring mount pad, including back spring mount pad body, on back girder was located to back spring mount pad body is fixed, with the position department of correspondence of back spring mount pad body is equipped with the back crossbeam, the inboard internal extension of the top surface of back spring mount pad body and with back crossbeam fixed connection, the outside and the back spring holder reinforcing plate fixed connection of the top surface of back spring mount pad body.
The utility model discloses a back spring mount pad can also be:
the rear cross beam comprises a cross beam body and a cross beam extension piece, the longitudinal section of the cross beam extension piece is inverted 'n' -shaped, the cross beam extension piece is fixedly arranged at the end part of the cross beam body, the inner end of the cross beam extension piece is fixedly connected with the end part of the cross beam body, the outer end of the cross beam extension piece is fixedly connected with the rear cross beam, and the inner side of the top surface of the rear spring mounting seat body is fixedly connected with the bottom surface of the outer end of the cross beam extension piece.
The bottom surface of the outer end of the beam extension is flush with the top surface of the rear spring mounting seat body.
The front side wall and the rear side wall of the outer end of the beam extending piece are respectively provided with a front flanging extending forwards and a rear flanging extending backwards, and the outer side wall of the front flanging and the outer side wall of the rear flanging are respectively abutted against and fixedly connected with the inner side wall of the rear crossbeam.
The middle part of the outer end of the beam extending piece is provided with an upward extending upper flanging, and the outer side wall of the upper flanging is abutted against and fixedly connected with the inner side wall of the rear girder.
The back spring mount pad body include from last back spring seat of honour mount pad, back spring seat of honour mount pad and back spring seat of honour gasket that connects gradually extremely down, the inboard of the top surface of back spring seat of honour mount pad inwards extend and with back crossbeam fixed connection, the outside of the top surface of back spring seat of honour mount pad with the bottom surface fixed connection of back spring holder reinforcing plate.
The inner side of the top surface of the rear spring mounting seat body extends inwards and is welded and fixed with the rear cross beam.
The utility model discloses a back spring mount pad, including back spring mount pad body, on back girder was located to back spring mount pad body is fixed, with the position department of correspondence of back spring mount pad body is equipped with the back crossbeam, the inboard of the top surface of back spring mount pad body inwards extend and with back crossbeam fixed connection, the outside and the back spring holder reinforcing plate fixed connection of the top surface of back spring mount pad body. Therefore, the rear cross beam is correspondingly designed at the rear spring mounting seat, the inner side of the top surface of the rear spring mounting seat body extends inwards (Y-direction lengthening) to be connected with the rear cross beam, Y-direction support at the rear spring mounting seat body is enhanced, rigidity and torsion resistance at the rear spring mounting seat are improved, and risks of stress concentration and fatigue cracking of a vehicle body are reduced. Compared with the prior art, the utility model discloses a back spring mount pad has following advantage: the rigidity and the torsion resistance of the rear spring mounting seat are improved, and the risks of stress concentration and fatigue cracking of a vehicle body are reduced.
Drawings
Fig. 1 is a bottom view of a structure corresponding to a rear spring mounting seat without a cross beam in the prior art.
Fig. 2 is a bottom view of a rear spring mounting seat and a cross beam in a staggered structure in the prior art.
Fig. 3 is a bottom view of a structure in which an end surface of a cross beam corresponding to a rear spring mounting seat is lower than an end surface of a rear girder in the prior art.
Fig. 4 is a bottom view of the mounting structure of the rear spring mounting seat of the present invention.
Fig. 5 is a cross-sectional view a-a of fig. 4 of a rear spring mount of the present invention.
Fig. 6 is a bottom view of the lap joint structure of the rear beam and the rear crossbeam of the rear spring mounting seat of the present invention.
Fig. 7 is an exploded view of the lap joint structure of the rear beam and the rear crossbeam of the rear spring mounting seat of the present invention.
Description of the figures
1 … rear spring mounting seat body 2 … rear girder 3 … rear cross beam
4 … Beam body 5 … Beam extender 6 … front Flanging
7 … rear flange 8 … upper flange 9 … rear spring upper seat mounting seat
10 … rear spring lower seat mount 11 … rear spring upper seat shim 12 … rear spring seat reinforcing plate
Detailed Description
In the present invention, if directions (up, down, front, back, inside, outside, top, bottom) are described, the structures shown in fig. 1 to 7 are used as reference for description, but the practical direction of the present invention is not limited thereto. And fig. 1-7 are all bottom views, and the up-down directions shown in fig. 1-7 are opposite to the actual directions, wherein the rear girder 2 is "up", and the rear cross beam mounting seat body 1 is "down"; meanwhile, the head is at the front, and the tail is at the back; the rear girder 2 is "outside" and the rear cross beam 3 is "inside".
A rear spring mounting seat according to the present invention will be described in further detail with reference to fig. 4 to 7.
The utility model discloses a back spring mount pad please refer to fig. 4 to fig. 7, including back spring mount pad body 1, back spring mount pad body 1 is fixed locate back on girder 2, with the position department of correspondence of back spring mount pad body 1 is equipped with rear beam 3, the inboard inside extension of the top surface of back spring mount pad body 1 and with 3 fixed connection of rear beam, the outside and the back spring holder reinforcing plate 12 fixed connection of the top surface of back spring mount pad body 1. Like this, rear spring mount pad department corresponds design rear beam 3 to the inboard inside extension (Y of rear spring mount pad body 1's top surface is connected with rear beam 3, has strengthened the Y of rear spring mount pad body 1 department to supporting, has promoted rear spring mount pad department rigidity and antitorque bent ability, has reduced the risk of automobile body stress concentration and fatigue fracture. Compared with the prior art, the utility model discloses a back spring mount pad has following advantage: the rigidity and the torsion resistance of the rear spring mounting seat are improved, and the risks of stress concentration and fatigue cracking of a vehicle body are reduced.
The utility model discloses a back spring mount pad, on the basis of the technical scheme of the preceding description, please refer to fig. 4 to fig. 7, can also be: rear beam 3 includes crossbeam body 4 and crossbeam extension 5, the longitudinal section of crossbeam extension 5 is for falling "nearly" font, crossbeam extension 5 is fixed to be located the tip of crossbeam body 4, the inner of crossbeam extension 5 with the tip fixed connection of crossbeam body 4, crossbeam extension 5 the outer end with back girder 2 fixed connection, the inboard of 1 top surface of back spring mount pad body with the bottom surface fixed connection of crossbeam extension 5 outer end. Like this, the split of back crossbeam 3 is crossbeam body 4 and crossbeam extension 5, and the one end and the crossbeam body 4 of crossbeam extension 5 are connected, and the other end is connected with back girder 2, have improved material utilization, are convenient for realize being connected between back crossbeam 3 and the back girder 2. On the basis of the above-described technical solution, it is further preferable that the bottom surface of the outer end of the beam extension 5 is flush with the top surface of the rear spring mount body 1. Like this, because the bottom surface of rear beam 3 and the bottom surface of rear girder 2 have certain difference in height, through setting up crossbeam extension 5 and the bottom surface of its lateral part and the top surface parallel and level of back spring mount pad body 1, be convenient for back spring mount pad body 1 and the connection of crossbeam extension 5 to the bottom surface is level and smooth, compact structure, and perception quality is good. On the basis of the technical solution described above, it is further preferable that a front flange 6 extending forward and a rear flange 7 extending backward are respectively provided on front and rear side walls of an outer end of the beam extension member 5, and an outer side wall of the front flange 6 and an outer side wall of the rear flange 7 respectively abut against and are fixedly connected to an inner side wall of the rear girder 2. Thus, the area of the connection surface between the beam extension 5 and the rear girder 2 is increased to improve the connection strength. On the basis of the technical scheme described above, it is further preferable that an upward extending upper flange 8 is provided in the middle of the outer end of the beam extension piece 5, and the outer side wall of the upper flange 8 abuts against and is fixedly connected with the inner side wall of the rear girder 2. In this way, the area of the connection surface between the beam extension 5 and the rear girder 2 is further increased to improve the connection strength, and the upturn 8 extends upward without interfering with the inside of the rear spring upper seat mount 9.
The utility model discloses a back spring mount pad, on the basis of the technical scheme of the preceding description, please refer to fig. 4 to fig. 7, can also be: back spring mount pad body 1 includes from last back spring seat of honour mount pad 9, back spring seat of honour mount pad 10 that connects gradually extremely down and back spring seat of honour gasket 11, the inboard of the top surface of back spring seat of honour mount pad 9 inwards extend and with 3 fixed connection of rear beam, the outside of the top surface of back spring seat of honour mount pad 9 with the bottom surface fixed connection of back spring holder reinforcing plate 12. Therefore, the inner side of the specific rear spring upper seat mounting seat 9 extends (Y-direction lengthening design) to increase the area of the lap joint surface with the rear cross beam 3, so that the connection strength is greatly increased, and the rigidity and the torsion performance of the connection structure are improved.
The utility model discloses a back spring mount pad, on the basis of the technical scheme of the preceding description, please refer to fig. 4 to fig. 7, can also be: the inner side of the top surface of the rear spring mounting seat body 1 extends inwards and is welded and fixed with the rear cross beam 3. Therefore, the welding fixation is suitable for connecting an integral vehicle body structure, the integrity of the vehicle body can be kept after welding, no joint part is required to be added, and the light weight requirement of the vehicle is met.
Through the comparison, use the utility model discloses a motorcycle type, the stress of back spring seat of honour mount 9 descends 22.7% (solder joint stress descends 18.3%) than traditional motorcycle type, and the stress of back girder 2 descends 23.8% (solder joint stress descends 11.3%), and intensity is better, and the structure is more excellent, compares traditional motorcycle type, uses the utility model discloses a whole car torsional rigidity of motorcycle type promotes 7.2%, and it is obvious to promote the effect, and the noise transmission Z of back spring mounting point reduces 4.9% to than traditional motorcycle type.
The above description is only for the specific embodiments of the present invention, but not for the scope of the present invention, all equivalent changes or modifications made according to the design spirit of the present invention should be considered as falling into the scope of the present invention.
Claims (7)
1. A back spring mount pad which characterized in that: including back spring mount pad body, on back girder was located to back spring mount pad body is fixed, with the position department of corresponding of back spring mount pad body is equipped with the back crossbeam, the inboard of the top surface of back spring mount pad body inwards extend and with back crossbeam fixed connection, the outside and the back spring holder reinforcing plate fixed connection of the top surface of back spring mount pad body.
2. A rear spring mount according to claim 1 wherein: the rear cross beam comprises a cross beam body and a cross beam extension piece, the longitudinal section of the cross beam extension piece is inverted 'n' -shaped, the cross beam extension piece is fixedly arranged at the end part of the cross beam body, the inner end of the cross beam extension piece is fixedly connected with the end part of the cross beam body, the outer end of the cross beam extension piece is fixedly connected with the rear cross beam, and the inner side of the top surface of the rear spring mounting seat body is fixedly connected with the bottom surface of the outer end of the cross beam extension piece.
3. A rear spring mount according to claim 2 wherein: the bottom surface of the outer end of the beam extension is flush with the top surface of the rear spring mounting seat body.
4. A rear spring mount according to claim 2 wherein: the front side wall and the rear side wall of the outer end of the beam extending piece are respectively provided with a front flanging extending forwards and a rear flanging extending backwards, and the outer side wall of the front flanging and the outer side wall of the rear flanging are respectively abutted against and fixedly connected with the inner side wall of the rear crossbeam.
5. A rear spring mount according to claim 2 wherein: the middle part of the outer end of the beam extending piece is provided with an upward extending upper flanging, and the outer side wall of the upper flanging is abutted against and fixedly connected with the inner side wall of the rear girder.
6. A rear spring mounting according to any one of claims 1 to 5, wherein: the back spring mount pad body include from last back spring seat of honour mount pad, back spring seat of honour mount pad and back spring seat of honour gasket that connects gradually extremely down, the inboard of the top surface of back spring seat of honour mount pad inwards extend and with back crossbeam fixed connection, the outside of the top surface of back spring seat of honour mount pad with the bottom surface fixed connection of back spring holder reinforcing plate.
7. A rear spring mounting according to any one of claims 1 to 5, wherein: the inner side of the top surface of the rear spring mounting seat body extends inwards and is welded and fixed with the rear cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920965143.4U CN210363244U (en) | 2019-06-25 | 2019-06-25 | Rear spring mounting seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920965143.4U CN210363244U (en) | 2019-06-25 | 2019-06-25 | Rear spring mounting seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210363244U true CN210363244U (en) | 2020-04-21 |
Family
ID=70267015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920965143.4U Active CN210363244U (en) | 2019-06-25 | 2019-06-25 | Rear spring mounting seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210363244U (en) |
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2019
- 2019-06-25 CN CN201920965143.4U patent/CN210363244U/en active Active
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| GR01 | Patent grant |