CN208827940U - Rear secondary frame for vehicle - Google Patents
Rear secondary frame for vehicle Download PDFInfo
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- CN208827940U CN208827940U CN201821414999.4U CN201821414999U CN208827940U CN 208827940 U CN208827940 U CN 208827940U CN 201821414999 U CN201821414999 U CN 201821414999U CN 208827940 U CN208827940 U CN 208827940U
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- stringer
- vehicle
- cross beam
- secondary frame
- rear cross
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Abstract
The utility model provides a kind of Rear secondary frame for vehicle comprising a pair of of the stringer extended along vehicle lengthwise direction, two stringers are opposite each other in vehicle-width direction；It is respectively equipped with preceding installation position bushing outer tube in the front end of each stringer, is respectively equipped with rear installation position bushing outer tube in the rear portion of each stringer；Overlap joint is fixed with the front beam and rear cross beam extended in the vehicle width direction between two stringers；The both ends of front beam are widened relative to middle part along vehicle lengthwise direction；It further include a pair of of upper suspension arm mounting bracket that overlap joint is fixed on front beam and two stringer overlapping part tops respectively, and overlap joint is fixed on a pair of of lower control arm mounting bracket of front beam and two stringer overlapping part lower parts respectively.Upper suspension arm mounting bracket and lower control arm mounting bracket are overlapped in the overlapping part of front beam and stringer, can effectively improve the overall stiffness of Rear secondary frame for vehicle by the Rear secondary frame for vehicle of the utility model by widening the both ends of front beam.
Description
Technical field
The utility model relates to automobile component technical field, in particular to a kind of Rear secondary frame for vehicle.
Background technique
Subframe is not complete vehicle frame, it is the intermediate buffering body that suspension is connect with vehicle body, is had on automobile important
Effect, can be isolated vibration and the noise of rear drive unit, prevent it to be directly entered compartment, while being also subjected to running car
Various power and torque in the process.With the raising that people require manipulation and comfort, multi-link lever suspension fork is met
Various control arm members are first assembled on subframe by this demand of people, are constituted a rear suspension assembly, are then pacified again
It is attached on vehicle body.
Due to needing to install the components such as various swing arms and control arm on subframe, the installation position arrangement of each component just seems
It is extremely important.Existing subframe reduces the rigidity and vehicle of subframe since each component installation position is arranged unreasonable
Ride performance.
Utility model content
In view of this, the utility model is directed to a kind of Rear secondary frame for vehicle, to improve the overall stiffness of subframe.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of Rear secondary frame for vehicle comprising:
A pair of of stringer, is disposed to extend along vehicle lengthwise direction, and in opposite each other on vehicle-width direction；In each described
The front end of stringer is respectively equipped with preceding installation position bushing outer tube, is respectively equipped with outside rear installation position bushing in the rear portion of each stringer
Pipe；
Front beam is disposed to extend in the vehicle width direction, and is overlapped and be fixed between two stringers；The front beam
Both ends widen relative to middle part along vehicle lengthwise direction；
A pair of of upper suspension arm mounting bracket, overlap joint is fixed on the front beam and two stringer overlapping parts respectively
Top；
A pair of of lower control arm mounting bracket, overlap joint is fixed on the front beam and two stringer overlapping parts respectively
Lower part；
Rear cross beam, overlap joint is fixed between two stringers, and is disposed to extend in the vehicle width direction；The rear cross beam phase
For the front beam close to tail of the body, and with the front beam arranged for interval.
Further, each stringer is all configured as tubulose knot made of being connected as stringer upper plate and stringer lower plate fastening
Structure.
Further, the middle part of each stringer has relative to both ends towards the bending on the inside of vehicle body.
Further, lifting location hole bracket is configured in the rear portion of each stringer.
Further, the middle part of the rear cross beam upper surface has downward bending relative to both ends.
Further, the cross section of the rear cross beam has the U-shaped of opening, and the open end court of the rear cross beam in side
Lower arrangement.
Further, the rear cross beam includes the connected rear cross beam outside plate and rear cross beam internal plate of front and back splicing.
Further, Yu Suoshu rear cross beam outside plate is equipped with the two sides in the middle part of its length direction that is placed in and penetrates through setting
Rear transverse arm mounting hole.
Further, in it is each it is described after the side of transverse arm mounting hole be formed with retention bead, the retention bead can because with
The side of transverse arm adjustment gasket abuts and constitutes limit to the rotation of the rear transverse arm adjustment gasket afterwards.
Further, steady close to several are respectively formed on the both ends of the rear cross beam, Yu Suoshu rear cross beam outside plate
Fixed pole mounting hole corresponds to the stabiliser bar mounting hole, is fixed with nut on the inner wall of Yu Suoshu rear cross beam outside plate.
Compared with the existing technology, the utility model has the advantage that
(1) Rear secondary frame for vehicle of the utility model, by widening the both ends of front beam, by upper suspension arm mounting bracket and lower control
Arm mounting bracket processed is overlapped in the overlapping part of front beam and stringer, can effectively improve the overall stiffness of Rear secondary frame for vehicle.
(2) stringer tubular structure made of stringer upper plate and stringer lower plate are fastened and be connected, not only low processing cost,
Also there is preferable structural strength simultaneously.
(3) middle part of stringer can also be in weight convenient for connecting with other components towards lateral bend in vehicle body relative to both ends
Guarantee structural strength while lighter.
(4) setting lifting hole locating support, is conducive to the lifting of rear overhang.
(5) middle part of rear cross beam upper surface has downward bending relative to both ends, can be while guaranteeing structural strength
Mitigate the gross weight of Rear secondary frame for vehicle.
(6) U-shaped profile of rear cross beam can be fixed on the inner wall of rear cross beam, so as to be convenient for convenient for nut etc.
Each component is in the connection on rear cross beam.
(7) rear cross beam is connected and is formed by rear cross beam outside plate and rear cross beam internal plate splicing, and easy to process and lighter in weight may be used also
Guarantee the structural strength of rear cross beam simultaneously.
(8) transverse arm mounting hole after being arranged, the installation for being conducive to rear transverse arm are fixed.
(9) setting retention bead is abutted with the side of rear transverse arm adjustment gasket, and rear transverse arm adjustment gasket can be effectively prevent to turn
It is dynamic.
It (10), can be solid in the installation on rear cross beam convenient for stabiliser bar in being fixed with nut on the inner wall of rear cross beam outside plate
It is fixed.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of Rear secondary frame for vehicle described in the utility model embodiment；
Fig. 2 is the structural schematic diagram at another visual angle of Fig. 1；
Fig. 3 is the structural schematic diagram under Rear secondary frame for vehicle application state described in the utility model embodiment；
Description of symbols:
1- stringer, the preceding installation position bushing outer tube of 101-, installation position bushing outer tube after 102-, 103- lift location hole bracket,
2- front beam, 3- rear cross beam, 301- rear cross beam internal plate, 302- rear cross beam outside plate, transverse arm mounting hole after 3021-, 3022- stabiliser bar
Mounting hole, 3023- retention bead, 3024- exhaust suspension hook, 4- upper suspension arm mounting bracket, 5- lower control arm mounting bracket, 6- are steady
Fixed pole.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The present embodiment is related to a kind of Rear secondary frame for vehicle, mainly includes a pair of of stringer 1 and connection two as depicted in figs. 1 and 2
Front beam 2 and rear cross beam 3 between a stringer 1, in which: two stringers 1 are in opposite each other on vehicle-width direction, front beam 2
With 3 arranged for interval of rear cross beam and overlap joint be fixed between two stringers 1, so set, making the Rear secondary frame for vehicle of the present embodiment
It is integrally formed " well " font structure, and can have preferable structural strength and rigidity.May be used also for the ease of understanding the utility model,
Referring to the structural schematic diagram under shown in Fig. 3 Rear secondary frame for vehicle application state.
Specifically, the stringer 1 of the present embodiment is disposed to extend along vehicle lengthwise direction as shown in Fig. 1 and Fig. 2, it is in arc
Shape structure and its middle part relative to both ends have towards the bending on the inside of vehicle body so that symmetrical 1 group of two stringers
Conjunction constitutes the structure of " eight " font.The stringer 1 is specially tubulose knot made of being connected as stringer upper plate and stringer lower plate fastening
Structure, with rectangular cross section, and height dimension is less than width dimensions.Also, before the front end of each stringer 1 is respectively equipped with
Installation position bushing outer tube 101 is respectively equipped with rear installation position bushing outer tube 102, preceding installation position bushing in the rear portion of each stringer 1
The axial direction of outer tube 101 and rear installation position bushing outer tube 102 is arranged along the short transverse of vehicle；In addition, in order to be conducive to rear overhang
Lifting is configured with lifting location hole bracket 103 in the rear portion of each stringer 1, and the lifting location hole bracket 103 is specially
Plate structure equipped with lifting location hole.
Still referring to figs. 1 and 2, the front beam 2 of the present embodiment is disposed to extend in the vehicle width direction, and both ends are taken
It connects and is fixed on two stringers 1, be tubular structure made of being connected as front beam upper plate and front beam lower plate fastening, and described
The both ends of front beam 2 are widened relative to middle part along vehicle lengthwise direction, and the structure of front beam 2, which is conducive to overlap with stringer 1, to be connected,
And convenient for providing installation site for following upper suspension arm mounting bracket 4 and lower control arm mounting bracket 5.
Referring now still to Fig. 1 and Fig. 2, under the Rear secondary frame for vehicle of the present embodiment further includes a pair of of upper suspension arm mounting bracket 4 and is a pair of
Control arm mounting bracket 5, in which: two upper suspension arm mounting brackets 4 overlap respectively to be fixed on described in the front beam 2 and two
The top of 1 overlapping part of stringer, and upper suspension arm mounting bracket 4 is overlapped to the top of front beam 2；And two lower control arm peaces
Dress bracket 5 overlaps the lower part for being fixed on the front beam 2 and two 1 overlapping parts of stringer respectively, and lower control arm is pacified
The overlap joint of bracket 5 is filled to the lower part of front beam 2；So that the connecting portion of stringer 1 and front beam 2 constitutes upper suspension arm installation branch
The installation site of frame 4 and lower control arm mounting bracket 5, so as to effectively improve the overall stiffness of this Rear secondary frame for vehicle.
With continued reference to shown in Fig. 1 and Fig. 2, the overlap joint of rear cross beam 3 in the present embodiment is fixed between two stringers 1, and edge
Vehicle-width direction is disposed to extend；Rear cross beam 3 relative to front beam 2 close to tail of the body, and with 2 arranged for interval of front beam.
Specifically, rear cross beam 3 includes the connected rear cross beam outside plate 302 and rear cross beam internal plate 301 of front and back splicing, so that rear cross beam 3
Cross section be in open end U-shaped directed downwardly.In addition, the middle part of 3 upper surface of rear cross beam has downward bending relative to both ends, such as
This can mitigate the gross weight of Rear secondary frame for vehicle while guaranteeing structural strength, and be conducive to connect other components.
On specific structure, the two sides in the middle part of its length direction that is placed in are equipped in rear cross beam outside plate 302 and penetrate through setting
Rear transverse arm mounting hole 3021, which specifically uses elongated hole, to be conducive to the positioning and peace of rear transverse arm
Dress.Also, the side of transverse arm mounting hole 3021 is formed with retention bead 3023 after each, retention bead 3023 can because with rear transverse arm
The side of adjustment gasket abuts and constitutes limit to the rotation of rear transverse arm adjustment gasket, and rear transverse arm adjustment gasket described herein is
After installation when transverse arm, with the adjustment gasket that is used cooperatively of connector such as bolt for passing through rear transverse arm mounting hole 3021.In addition, rear
On crossbeam outside plate 302, in the middle part of its length direction between rear transverse arm mounting hole 3021, it is fixed with exhaust suspension hook 3024, to have
Power is in the installation of exhaust pipe.
Close to the both ends of rear cross beam 3, in being respectively formed on rear cross beam outside plate 302 there are two stabiliser bar mounting hole 3022,
Also, in order to be conducive to the installation of stabiliser bar 6, being formed with the plane of each stabiliser bar mounting hole 3022 to tail of the body evagination and be total to
Face setting.Corresponding to each stabiliser bar mounting hole 3022, in being fixed with nut on the inner wall of rear cross beam outside plate 302, so convenient for real
Existing stabiliser bar 6 is in the Fast Installation on rear cross beam 3.
Based on above-mentioned overall structure, the Rear secondary frame for vehicle of the present embodiment passes through the installation before the leading portion of stringer 1 and rear portion setting
Position bushing outer tube 101 and rear installation position bushing outer tube 102, and the both ends by widening front beam 2, and upper suspension arm is installed into branch
Frame 4 and lower control arm mounting bracket 5 are overlapped in the overlapping part of front beam 2 and stringer 1, can effectively improve the knot of this Rear secondary frame for vehicle
Structure rigidity has preferable using effect.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of Rear secondary frame for vehicle, characterized by comprising:
A pair of of stringer (1), is disposed to extend, and in opposite each other on vehicle-width direction along vehicle lengthwise direction；In each described
The front end of stringer (1) is respectively equipped with preceding installation position bushing outer tube (101), pacifies after the rear portion of each stringer (1) is respectively equipped with
It fills position bushing outer tube (102)；
Front beam (2), is disposed to extend in the vehicle width direction, and overlaps and be fixed between two stringers (1)；It is horizontal before described
The both ends of beam (2) are widened relative to middle part along vehicle lengthwise direction；
A pair of of upper suspension arm mounting bracket (4), overlap joint is fixed on the front beam (2) and overlaps with two stringers (1) respectively
The top at position；
A pair of of lower control arm mounting bracket (5), overlap joint is fixed on the front beam (2) and overlaps with two stringers (1) respectively
The lower part at position；
Rear cross beam (3), overlap joint is fixed between two stringers (1), and is disposed to extend in the vehicle width direction；The rear cross beam
(3) relative to the front beam (2) close to tail of the body, and with the front beam (2) arranged for interval.
2. Rear secondary frame for vehicle according to claim 1, it is characterised in that: each stringer (1) is all configured as by stringer
Tubular structure made of plate and stringer lower plate fastening are connected.
3. Rear secondary frame for vehicle according to claim 1, it is characterised in that: the middle part of each stringer (1) has relative to both ends
Have towards the bending on the inside of vehicle body.
4. Rear secondary frame for vehicle according to claim 1, it is characterised in that: be configured with act in the rear portion of each stringer (1)
It rises location hole bracket (103).
5. Rear secondary frame for vehicle according to claim 1, it is characterised in that: the middle part of rear cross beam (3) upper surface relative to
Both ends have downward bending.
6. Rear secondary frame for vehicle according to any one of claims 1-5, it is characterised in that: the cross section of the rear cross beam (3)
There is the U-shaped of opening in side, and the open end of the rear cross beam (3) is arranged downward.
7. Rear secondary frame for vehicle according to claim 6, it is characterised in that: the rear cross beam (3) includes that front and back splicing is connected
Rear cross beam outside plate (302) and rear cross beam internal plate (301).
8. Rear secondary frame for vehicle according to claim 7, it is characterised in that: Yu Suoshu rear cross beam outside plate (302) is equipped with and splits
Two sides in the middle part of its length direction and the rear transverse arm mounting hole (3021) for penetrating through setting.
9. Rear secondary frame for vehicle according to claim 8, it is characterised in that: in the side of each rear transverse arm mounting hole (3021)
It is formed with retention bead (3023), the retention bead (3023) can be due to abutting to described in the side of rear transverse arm adjustment gasket
The rotation of transverse arm adjustment gasket constitutes limit afterwards.
10. Rear secondary frame for vehicle according to claim 8, it is characterised in that: close to the both ends of the rear cross beam (3), in institute
It states and is respectively formed with several stabiliser bar mounting holes (3022) on rear cross beam outside plate (302), correspond to the stabiliser bar mounting hole
(3022), nut is fixed on the inner wall of Yu Suoshu rear cross beam outside plate (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414999.4U CN208827940U (en) | 2018-08-30 | 2018-08-30 | Rear secondary frame for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821414999.4U CN208827940U (en) | 2018-08-30 | 2018-08-30 | Rear secondary frame for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208827940U true CN208827940U (en) | 2019-05-07 |
Family
ID=66311456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821414999.4U Active CN208827940U (en) | 2018-08-30 | 2018-08-30 | Rear secondary frame for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208827940U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455546A (en) * | 2019-09-06 | 2021-03-09 | 株式会社F.泰克 | Subframe for vehicle |
| CN114013510A (en) * | 2020-11-09 | 2022-02-08 | 浙江拓为汽车部件有限公司 | Upper cross beam of rear auxiliary frame of new energy automobile |
| CN114275042A (en) * | 2020-09-27 | 2022-04-05 | 长城汽车股份有限公司 | Rear auxiliary frame and vehicle |
-
2018
- 2018-08-30 CN CN201821414999.4U patent/CN208827940U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455546A (en) * | 2019-09-06 | 2021-03-09 | 株式会社F.泰克 | Subframe for vehicle |
| CN114275042A (en) * | 2020-09-27 | 2022-04-05 | 长城汽车股份有限公司 | Rear auxiliary frame and vehicle |
| CN114275042B (en) * | 2020-09-27 | 2024-04-26 | 长城汽车股份有限公司 | Rear subframe and vehicle |
| CN114013510A (en) * | 2020-11-09 | 2022-02-08 | 浙江拓为汽车部件有限公司 | Upper cross beam of rear auxiliary frame of new energy automobile |
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