CN203019999U - Rear suspension frame and automobile - Google Patents
Rear suspension frame and automobile Download PDFInfo
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- CN203019999U CN203019999U CN 201220707030 CN201220707030U CN203019999U CN 203019999 U CN203019999 U CN 203019999U CN 201220707030 CN201220707030 CN 201220707030 CN 201220707030 U CN201220707030 U CN 201220707030U CN 203019999 U CN203019999 U CN 203019999U
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- automobile
- rear suspension
- spring
- leaf
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Abstract
The utility model discloses a rear suspension frame and an automobile. The rear suspension frame comprises an automobile rear shaft and two gradually-varied stiffness steel board spring groups, wherein the middle parts of the two gradually-varied stiffness steel board spring groups in the length direction are respectively connected with two axial ends of an automobile rear shaft. The automobile comprises the rear suspension frame, wherein the two axial ends of the automobile rear shaft are respectively connected with two rear wheel brake parts of the automobile, and two ends of each gradually-varied stiffness steel board spring group are respectively connected with an automobile longitudinal beam of the automobile. The rear suspension frame is a non-independent suspension frame utilizing the gradually-varied stiffness steel board spring groups, and comfort and bearing performance of the automobile are both achieved. In addition, the rear suspension frame is simple in structure, low in cost, convenient to use and maintain, and particularly suitable for being used for front-engine front-drive multi-purpose passenger vehicles.
Description
Technical field
The utility model relates to the physical construction technical field, relates in particular to a kind of rear suspension and automobile.
Background technology
The dependent suspension structure of automobile refers to that the left and right wheels of automobile connects with an integral shaft, then passes through suspension and be connected with vehicle frame (or vehicle body), after the two ends wheel is installed and back axle be Unified Global, its simple in structure, low cost of manufacture; But when jolting road traveling, a wheel jolts, and the another one wheel also can move thereupon and jolt, and vibration is strong, and traveling comfort is relatively poor.Therefore, in prior art, the multi-functional riding vehicle rear-suspension system of preposition forerunner all adopts independent or semi-independent suspension frame structure.Independent suspension structure refers to that the suspension that the left and right wheels of automobile passes through separately is connected with vehicle frame (or vehicle body), it is when jolting road traveling, wheel does relative motion separately with road conditions, very little on other wheel impacts, traveling comfort is better, but due to its complicated structure, so manufacturing cost is high, it is inconvenient to assemble and keep in repair; The independent suspension load-carrying capacity is poor in addition, can not effectively take into account traveling comfort and the load-carrying properties of multi-functional manned vehicle.
The utility model content
The technical matters that (one) will solve
The technical problems to be solved in the utility model is: rear suspension and automobile that a kind of convenient maintenance is provided.
(2) technical scheme
For addressing the above problem, on the one hand, the utility model provides a kind of rear suspension, comprises automobile hind axle and two groups of leaf spring with gradually changing stiffness groups, and the middle part of described two groups of leaf spring with gradually changing stiffness group length directions is connected with described automobile hind axle axial two ends respectively.
Preferably, described leaf spring with gradually changing stiffness group comprises Multi-Leaf Springs, described Multi-Leaf Springs comprises the main reed of the rigidity such as multi-disc and the aux. spring leaf of a slice gradual change rigidity, and the length of the main reed of the rigidity such as described multi-disc is along shortening into successively stepped distribution towards the direction near aux. spring leaf and being connected with the middle part of described aux. spring leaf at length direction.
Preferably, described leaf spring with gradually changing stiffness group comprises three main reeds.
Preferably, described aux. spring leaf thickness attenuation gradually from the middle to both ends along its length.
Preferably, be folded with elastic cushion block between adjacent steel spring.
Preferably, further comprise the Panhard rod assembly that is connected between auto body and described automobile hind axle.
Preferably, described Panhard rod assembly comprises a U-shaped bar and two straight-bars, and the bottom of described U-shaped bar U-shaped is along the lateral arrangement of vehicle body and be connected with described automobile hind axle; Two arms of described U-shaped bar U-shaped are connected with the lower end of described two straight-bars respectively along vertical layout of vehicle body and the two ends of U-shaped, and the upper end of described straight-bar is used for being connected with auto body.
On the other hand, the utility model also provides a kind of automobile, comprises the rear suspension that power is above-mentioned, wherein, the axial two ends of described automobile hind axle are connected with two trailing wheel detent of automobile respectively, and the two ends of described two groups of leaf spring with gradually changing stiffness group length directions are connected with the chassis runner of automobile respectively.
Preferably, described leaf spring with gradually changing stiffness group by wherein the two ends of the steel spring length direction of close vehicle body be connected with described chassis runner.
(3) beneficial effect
Rear suspension of the present utility model is for adopting the dependent suspension of leaf spring with gradually changing stiffness group, and it has taken into account traveling comfort and the load of automobile, and simple in structure, cost is low, convenient maintenance; Especially the multi-functional manned vehicle that is fit to preposition forerunner uses;
Be provided with elastic cushion block between the steel spring of the utility model leaf spring with gradually changing stiffness group, play noise reduction, wear-resisting effect;
Rear suspension of the present utility model has also increased the Panhard rod assembly, the stability when effectively having improved vehicle turning in jolt road surface and the situation of running at high speed, lane change.
Description of drawings
Fig. 1 is the structural representation according to a kind of rear suspension of the utility model embodiment;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is according to the structural representation of the utility model embodiment leaf spring with gradually changing stiffness group (in Fig. 3, dotted line position is the form under the main reed free state of the most close vehicle body, and solid line is the state after leaf spring with gradually changing stiffness group load deformation);
Fig. 4 is the birds-eye view of Fig. 3, wherein two ends radially being broken away along connecting bore of the main reed of close vehicle body;
Fig. 5 is the cutaway view at A-A place in Fig. 3;
Fig. 6 is the cutaway view at B-B place in Fig. 3;
Fig. 7 is the structural representation according to the utility model embodiment leaf spring with gradually changing stiffness.
The specific embodiment
The utility model is elaborated as follows below in conjunction with drawings and Examples.
Embodiment one:
The structural representation of a kind of rear suspension for the present embodiment record illustrated in figures 1 and 2.The rear suspension of the present embodiment comprises: automobile hind axle 110 and two groups of leaf spring with gradually changing stiffness groups 120, the middle part of described two groups of leaf spring with gradually changing stiffness group 120 length directions are connected with described automobile hind axle 110 axial two ends respectively.
In the present embodiment, are connected with saddle clamp by leaf spring clamping plate 130 between described leaf spring with gradually changing stiffness group 120 and described automobile hind axle 110 and are connected.
Fig. 3 is to the structural representation of the leaf spring with gradually changing stiffness group 120 that Figure 6 shows that the present embodiment.In the present embodiment, described leaf spring with gradually changing stiffness group 120 comprises four steel springs, described four steel springs comprise three main reeds 121 and a slice aux. spring leaf 122, and the middle part of described aux. spring leaf 122 length directions is connected with described three main reeds 121 by bolt 123.In other embodiment of the present utility model, the number of described main reed 121 and aux. spring leaf 122 can be set to other value as required.
Can be found out by Fig. 3 and Fig. 4, wherein the two ends from described aux. spring leaf 122 main reed 121 length directions farthest curl into the connecting bore 121a that is connected with auto body.
As shown in Figure 3, in the present embodiment, the length direction of described three main reeds 121 shortens successively and becomes stepped distribution.
In the present embodiment, be folded with elastic cushion block 125 between adjacent steel spring, be used for playing noise reduction, wear-resisting effect.In the present embodiment, described elastic cushion block 125 is rubber cushion blocks, and the elastic cushion block 125 between adjacent main reed 121 shown in Figure 3 is T shape structure, and two main reeds 121 of its large end and up and down contact, and is fixing in the fixed orifice of main reed 121 below small end embeds.
In the present embodiment, as shown in Figure 5, three main reeds 121 are fixing as a whole by bridle 124, as shown in Figure 6, aux. spring leaf 122 and three main reeds 121 are spacing by another bridle 124, prevent in the Vehicle Driving Cycle process, produce displacement between steel spring because the stressed difference of each sheet steel spring makes, misplace.
Figure 7 shows that the structural representation of the present embodiment aux. spring leaf 122, can find out, described aux. spring leaf 122 is thickness attenuation gradually from the middle to both ends along its length.
As depicted in figs. 1 and 2, the rear suspension of the present embodiment further comprises the Panhard rod assembly 150 that is connected between auto body and described automobile hind axle 110.
In the present embodiment, described Panhard rod assembly 150 comprises a U-shaped bar 151 and two straight-bars 152, and the bottom 151a of described U-shaped bar 151U shape arranges and is connected with described automobile hind axle 110 along the horizontal a of vehicle body; Two arm 151b of described U-shaped bar 151U shape are connected with the lower end 152a of described two straight-bars 152 respectively along vertical b layout of vehicle body and the two ends of U-shaped, and the upper end 152b of described straight-bar 152 is used for being connected with auto body.
Above-mentioned Panhard rod assembly, the stability when effectively having improved vehicle turning in jolt road surface and the situation of running at high speed, lane change.
As depicted in figs. 1 and 2, in the present embodiment, also be connected with rear lanyard cover assembly 160 between the two ends that automobile hind axle 110 is axial and auto body.
Embodiment two:
The present embodiment has been put down in writing a kind of preposition forerunner's multi-purpose vehicle(MPV), comprise the described rear suspension of embodiment one, wherein, the axial two ends of described automobile hind axle are connected with two trailing wheel detent of automobile respectively, and the two ends of described two groups of leaf spring with gradually changing stiffness group length directions are connected with the chassis runner of automobile respectively.
In the present embodiment, the two ends of steel spring (as the longest main reed of length in the embodiment one Fig. 3) length direction of the close vehicle body of described leaf spring with gradually changing stiffness group by wherein with as described in chassis runner be connected.
Rear suspension of the present utility model is for adopting the dependent suspension of leaf spring with gradually changing stiffness group, and it has taken into account traveling comfort and the load of automobile, and simple in structure, cost is low, convenient maintenance; Especially the multi-functional manned vehicle that is fit to preposition forerunner uses.
Above embodiment only is used for explanation the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that do not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (9)
1. a rear suspension, comprise automobile hind axle, it is characterized in that, also comprises two groups of leaf spring with gradually changing stiffness groups, and the middle part of described two groups of leaf spring with gradually changing stiffness group length directions is connected with described automobile hind axle axial two ends respectively.
2. rear suspension as claimed in claim 1, it is characterized in that, described leaf spring with gradually changing stiffness group comprises Multi-Leaf Springs, described Multi-Leaf Springs comprises the main reed of the rigidity such as multi-disc and the aux. spring leaf of a slice gradual change rigidity, and the length of described multi-disc master's reed is along shortening into successively stepped distribution towards the direction near aux. spring leaf and being connected with the middle part of described aux. spring leaf at length direction.
3. rear suspension as claimed in claim 2, is characterized in that, described leaf spring with gradually changing stiffness group comprises three main reeds.
4. rear suspension as claimed in claim 2, is characterized in that, described aux. spring leaf is thickness attenuation gradually from the middle to both ends along its length.
5. rear suspension as claimed in claim 2, is characterized in that, is folded with elastic cushion block between adjacent steel spring.
6. rear suspension as claimed in claim 1, is characterized in that, further comprises the Panhard rod assembly that is connected between auto body and described automobile hind axle.
7. rear suspension as claimed in claim 6, is characterized in that, described Panhard rod assembly comprises a U-shaped bar and two straight-bars, and the bottom of described U-shaped bar U-shaped is along the lateral arrangement of vehicle body and be connected with described automobile hind axle; Two arms of described U-shaped bar U-shaped are connected with the lower end of described two straight-bars respectively along vertical layout of vehicle body and the two ends of U-shaped, and the upper end of described straight-bar is used for being connected with auto body.
8. automobile, it is characterized in that, comprise the described rear suspension of any one in claim 1-7, wherein, the axial two ends of described automobile hind axle are connected with two trailing wheel detent of automobile respectively, and the two ends of described two groups of leaf spring with gradually changing stiffness group length directions are connected with the chassis runner of automobile respectively.
9. automobile as claimed in claim 8, is characterized in that, described leaf spring with gradually changing stiffness group by wherein the two ends of the steel spring length direction of close vehicle body be connected with described chassis runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707030 CN203019999U (en) | 2012-12-19 | 2012-12-19 | Rear suspension frame and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707030 CN203019999U (en) | 2012-12-19 | 2012-12-19 | Rear suspension frame and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203019999U true CN203019999U (en) | 2013-06-26 |
Family
ID=48644003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220707030 Expired - Fee Related CN203019999U (en) | 2012-12-19 | 2012-12-19 | Rear suspension frame and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203019999U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890464A (en) * | 2015-06-15 | 2015-09-09 | 清华大学 | Semi-independent suspension with inclined leaf springs |
| DE202016102649U1 (en) | 2016-04-14 | 2016-06-10 | Ford Global Technologies, Llc | suspension system |
| DE102016206294A1 (en) | 2016-04-14 | 2017-10-19 | Ford Global Technologies, Llc | suspension system |
| CN108216369A (en) * | 2016-12-13 | 2018-06-29 | 比亚迪股份有限公司 | Subframe and with its vehicle |
-
2012
- 2012-12-19 CN CN 201220707030 patent/CN203019999U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890464A (en) * | 2015-06-15 | 2015-09-09 | 清华大学 | Semi-independent suspension with inclined leaf springs |
| CN104890464B (en) * | 2015-06-15 | 2017-01-11 | 清华大学 | Semi-independent suspension with inclined leaf springs |
| DE202016102649U1 (en) | 2016-04-14 | 2016-06-10 | Ford Global Technologies, Llc | suspension system |
| DE102016206294A1 (en) | 2016-04-14 | 2017-10-19 | Ford Global Technologies, Llc | suspension system |
| CN108216369A (en) * | 2016-12-13 | 2018-06-29 | 比亚迪股份有限公司 | Subframe and with its vehicle |
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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: 20130626 Termination date: 20181219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |