CN104827845A - Vehicle suspension system and automobile having same - Google Patents
Vehicle suspension system and automobile having same Download PDFInfo
- Publication number
- CN104827845A CN104827845A CN201410642691.5A CN201410642691A CN104827845A CN 104827845 A CN104827845 A CN 104827845A CN 201410642691 A CN201410642691 A CN 201410642691A CN 104827845 A CN104827845 A CN 104827845A
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- bump rubber
- limiting stopper
- suspension system
- back axle
- vehicle suspension
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Abstract
The invention discloses a vehicle suspension system and an automobile having the same. The vehicle suspension system comprises an integral rear axle, a body longitudinal beam, a limit block and a buffer block. The body longitudinal beam and the integral rear axle are spaced in the vertical direction and the distance between the body longitudinal beam and the integral rear axle in the vertical direction can be adjusted; the limit block is arranged on the integral rear axle and the upper end face of the limit block is spaced with the body longitudinal beam; the buffer block is arranged on the body longitudinal beam and arranged in a staggered manner relative to the limit block in the horizontal direction; the buffer block is spaced with the integral rear axle; the vertical distance between the lower end face of the limit block and the upper surface of the integral rear axle is less than the vertical distance between the upper end face of the limit block and the lower surface of the body longitudinal beam. According to the embodiment of the invention, the compression stroke is increased, the buffer time is prolonged, the impact is small, and therefore the comfort of the vehicle is improved. The overall sulfurized size of the limit block can be decreased, the number of manufactured cavity dies is increased, the manufacturing process is simplified and the production efficiency is improved.
Description
Technical field
The present invention relates to technical field of vehicle, more specifically, relate to a kind of vehicle suspension system and there is its automobile.
Background technology
Automobile suspension system is the parts that vehicle frame (or vehicle body) is connected with the elasticity between wheel, is the important component part of modern automobile.The Main Function of suspension transmits all force and moments acted between wheel and vehicle frame (or vehicle body); and relax the impact load that vehicle frame (or vehicle body) is passed on road surface; ensure that suspension has certain bump travel, protection car load has enough ground Clearances simultaneously.
In the related, the bump rubber of leaf spring type rear suspension system is located on overall back axle, and the steel spring below bump rubber, overall back axle and overall back axle is fixed together by saddle clamp and panel spring hold-down plate.Wherein, after being suspended in jumping certain position, bump rubber just can start to contact with chassis runner, beats until bump rubber limits suspension completely.Structure due to bump rubber is independently rubber buffer block structure, and the bump rubber volume compression amount of this structure is little, rigidity is high, surge time is short, impact is large, journey that suspension slips a line deficiency.And bump rubber is once contact chassis runner, on the impact of rear suspension system offset frequency rapidly, thus change the offset frequency coupling of car load fore suspension and rear suspension, have impact on car load traveling comfort.
Summary of the invention
The present invention is intended to solve one of technical matters in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of vehicle suspension system, the surge time of described vehicle suspension system is long, and offset frequency is little.
The invention allows for a kind of automobile with above-mentioned vehicle suspension system.
According to the vehicle suspension system of the embodiment of the present invention, comprising: overall back axle; Chassis runner, described chassis runner is located at above described overall back axle, described chassis runner and the spaced apart in the vertical direction and described chassis runner of described overall back axle and described overall back axle distance in the vertical direction adjustable; Limiting stopper, described limiting stopper be located on described overall back axle and the upper surface of described limiting stopper and described chassis runner spaced apart; And bump rubber, described bump rubber is located on described chassis runner, described bump rubber and described limiting stopper stagger in the horizontal direction and arrange, the lower surface of described bump rubber and the upper surface of described overall back axle spaced apart, the vertical distance between the lower surface of described bump rubber and the upper surface of described overall back axle is less than the vertical distance between the upper surface of described limiting stopper and the lower surface of described chassis runner.
According to the vehicle suspension system of the embodiment of the present invention, compression stroke increases, surge time extends, impact little, little on offset frequency impact, improve car load traveling comfort, the overall sulfuration volume of limiting stopper can also be reduced simultaneously, improve the chamber modulus amount manufacturing and produce, simplify manufacturing process, improve production efficiency.
In addition, vehicle suspension system according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described vehicle suspension system also comprises limiting stopper shock plate, described limiting stopper shock plate is located on the lower surface of described chassis runner with extending in the horizontal direction, and the orthogonal projection of described limiting stopper shock plate on described overall back axle covers described limiting stopper.
According to one embodiment of present invention, described vehicle suspension system also comprises bump rubber shock plate, described bump rubber shock plate is horizontally set on the upper surface of described overall back axle, and the orthogonal projection of described bump rubber on described overall back axle is positioned on described bump rubber shock plate.
According to one embodiment of present invention, also comprise bump rubber support, described bump rubber props up and is erected on described chassis runner, and described bump rubber is fixed in described bump rubber support.
According to one embodiment of present invention, described bump rubber support is provided with the mounting groove that Open Side Down, and described bump rubber is formed as the column extended along the vertical direction, the upper end of described bump rubber to stretch in described mounting groove and with described mounting groove interference fit.
According to one embodiment of present invention, the outer peripheral face of the upper end of described bump rubber is provided with the groove extended along its circumference, and the internal perisporium of described mounting groove is provided with the convex tendon extended along its circumference, and described convex tendon is plugged in described groove.
According to one embodiment of present invention, described limiting stopper shock plate and described bump rubber support are formed as metallic stamping pieces respectively, and described bump rubber support is connected with described chassis runner respectively by bolt with described limiting stopper shock plate.
According to one embodiment of present invention, described limiting stopper is Rubber Parts, and described bump rubber is polyurethane buffering block.
According to one embodiment of present invention, described limiting stopper is formed as turbination and the upper surface of described limiting stopper is formed as plane, and described limiting stopper is fixed on described overall back axle by saddle clamp.
According to the automobile of the embodiment of the present invention, comprise the vehicle suspension system according to the embodiment of the present invention.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vehicle suspension system according to the embodiment of the present invention;
Fig. 2 is the cutaway view of the vehicle suspension system according to the embodiment of the present invention.
Reference numeral:
Wheel hub 1; Overall back axle 2; Chassis runner 3; Limiting stopper 4; Limiting stopper block shock plate 5; Bump rubber 6; Bump rubber shock plate 7; Bump rubber support 8; Saddle clamp 9; Steel spring 10; Panel spring hold-down plate 11.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
The vehicle suspension system according to the embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Shown in seeing figures.1.and.2, comprise overall back axle 2 according to the vehicle suspension system of the embodiment of the present invention, chassis runner 3, limiting stopper 4 and bump rubber 6.
One end of overall back axle 2 is provided with wheel hub 1.Chassis runner 3 is located at the top of overall back axle 2 and chassis runner 3 and the spaced apart setting in the vertical direction of overall back axle 2.Chassis runner 3 is adjustable with overall back axle 2 distance in the vertical direction.In the process that vehicle travels, the distance between chassis runner 3 and overall back axle 2 can change along with the mitigation degree on road surface.
Limiting stopper 4 is located on overall back axle 2, and bump rubber 6 is located on chassis runner 3.Thus, limiting stopper 4 and bump rubber 6 are in contrary layout.At chassis runner 3 with the process of overall back axle 2 relative movement, limiting stopper 4 can have contrary sense of motion with bump rubber 6.Further, bump rubber 6 and limiting stopper 4 stagger in the horizontal direction and arrange.That is, to separate between bump rubber 6 horizontal projection along the vertical direction and limiting stopper 4 horizontal projection along the vertical direction and not overlapping.When in the process that limiting stopper 4 moves up with overall back axle 2, limiting stopper 4 can not encounter bump rubber 6.
Meanwhile, limiting stopper 4 can without sulfuration on chassis runner 3, and can increase the chamber modulus amount that limiting stopper 4 manufacture is produced like this, Simplified flowsheet, improves production efficiency.Because if by limiting stopper 4 sulfuration on chassis runner 3, the volume like this due to chassis runner 3 is large, and the chamber modulus amount that so limiting stopper 4 manufacture is produced will be restricted, and reduces production efficiency.
The lower surface of bump rubber 6 and the spaced apart and spaced apart setting of lower surface of the upper surface of limiting stopper 4 and chassis runner 3 of the upper surface of overall back axle 2.Vertical distance between the lower surface of bump rubber 6 and the upper surface of overall back axle 2 is less than the vertical distance between the upper surface of limiting stopper 4 and the lower surface of chassis runner 3.At this, namely vertical distance refers to the distance extended along the vertical direction.
Thus, when chassis runner 3 reduces gradually with overall back axle 2 distance in the vertical direction, first bump rubber 6 can touch the upper surface of overall back axle 2, and after the distortion occurred to a certain degree when bump rubber 6, the upper surface of limiting stopper 4 just can touch the lower surface of chassis runner 3.Bump rubber 6 and limiting stopper 4 coordinate the suspension frame structure formed to increase the compression stroke of suspension, extend surge time, reduce impact, make suspension performance smooth variation, offset frequency matching improves, and when ensureing suspension travel, still can meet the requirement of car load traveling comfort.
In a word, according to the vehicle suspension system of the embodiment of the present invention, be located on overall back axle 2 by bump rubber 6 being located on chassis runner 3 and by limiting stopper 4, and on the different position that bump rubber 6 and limiting stopper 4 are arranged in the horizontal direction, the compression stroke of vehicle suspension system increased, surge time extends greatly, improve car load traveling comfort, reduce the overall sulfuration volume of limiting stopper 4 simultaneously, improve the chamber modulus amount manufacturing and produce, simplify manufacturing process, improve production efficiency.
Limiting stopper 4 can be Rubber Parts, and bump rubber 6 can be polyurethane buffering block.Limiting stopper 4 deformability of quality of rubber materials is good, and surge time is long.The bump rubber 6 of polyurethane material possesses the feature such as large compression stroke and good linear Stiffness, can surge time be extended, reduce to impact, make suspension performance can smooth variation, suspension offset frequency matching ratio is more satisfactory, can meet the requirement of car load traveling comfort when ensureing suspension travel.
As depicted in figs. 1 and 2, vehicle suspension system also comprises limiting stopper shock plate 5, limiting stopper shock plate 5 is located on the lower surface of chassis runner 3 with extending in the horizontal direction, the orthogonal projection of limiting stopper shock plate 5 on overall back axle 2 covers limiting stopper 4, that is, limiting stopper 4 is in the orthogonal projection region that limiting stopper shock plate 5 projects overall back axle 2 downwards.Thus, limiting stopper shock plate 5 can directly be impacted in the upper surface of limiting stopper 4, and directly can not touch chassis runner 3, and the infringement that chassis runner 3 is subject to is less.
Further, vehicle suspension component also comprises bump rubber shock plate 7, bump rubber shock plate 7 is horizontally set on the upper surface of overall back axle 2, the orthogonal projection of bump rubber 6 on overall back axle 2 is positioned on bump rubber shock plate 7, that is, the horizontal area of bump rubber shock plate 7 is greater than the area that bump rubber 6 projects the orthogonal projection region on overall back axle 2 downwards.Bump rubber 6 can direct damping of shocks block shock plate 7, and directly can not touch overall back axle 2, and the infringement that overall back axle 2 is subject to is less.During fabrication, bump rubber shock plate 7 can be welded on the upper surface of overall back axle 2.
According to some embodiments of the present invention, vehicle suspension system also comprises bump rubber support 8, bump rubber support 8 is located on chassis runner 3, and bump rubber 6 can be fixed in bump rubber support 8, and bump rubber 6 by bump rubber support 8 firmly and be easy to be fixed on chassis runner 3.
Alternatively, bump rubber support 8 and limiting stopper shock plate 5 can be formed as metallic stamping pieces respectively, and bump rubber support 8 and limiting stopper shock plate 5 can be fixed together by bolt and chassis runner 3 respectively, with the requirement of the location and intensity that reach structure.
As shown in Figure 2, bump rubber support 8 can be provided with the mounting groove that Open Side Down, and bump rubber 6 can be formed as the column structure extended along the vertical direction, and the upper end of bump rubber 6 can be stretched in mounting groove.The upper end of bump rubber 6 can together with mounting groove interference fit, and namely the radial dimension of the upper end of bump rubber 6 is greater than the internal diameter of mounting groove.Thus, bump rubber 6 is high with the connectivity robustness of bump rubber support 8.
Wherein, for polyurethane buffering block 6, in the process manufactured and assemble, polyurethane buffering block 6 can be foamed formation, when foaming completes, polyurethane rush bump rubber 6 upper end can directly and bump rubber support 8 be fixed together, be connected firmly and the fitting process saved.
Further, the outer peripheral face of the upper end of bump rubber 6 can be provided with the groove extended along its circumference, the internal perisporium of mounting groove can be provided with the convex tendon extended along its circumference, and convex tendon is pluggable in groove, as depicted in figs. 1 and 2.Convex tendon and groove cooperatively interact, and can play axial limiting effect, add bump rubber support 8 and the interference fit of bump rubber 6, achieve the firm combination between bump rubber support 8 and bump rubber 6.
As shown in Figure 1, limiting stopper 4 can be formed as turbination and the upper surface of limiting stopper 4 can be formed as plane, and namely limiting stopper 4 can be formed as down frustoconical substantially.Limiting stopper 4 is fixed on overall back axle 2 by saddle clamp 9.
To sum up, according to the vehicle suspension system of the embodiment of the present invention, bump rubber 6 is located on chassis runner 3, limiting stopper 4 is located on overall back axle 2, overall back axle 2 is sitting in steel spring 10, steel spring 10 is sitting on panel spring hold-down plate 11, is tightly fixed together by the parts such as bump rubber 6 and overall back axle 2, defines the suspension frame structure of automobile by the connection between saddle clamp 9 and panel spring hold-down plate 11.
In the process of vehicle movement, suspension will produce beats, when upper jumping certain position, first the bump rubber 6 of polyurethane material contacts with bump rubber shock plate 7, jump along with in the continuation of suspension, bump rubber 6 is compressed, when being compressed to certain position by continuation, limiting stopper 4 contacts with limiting stopper shock plate 5 and is compressed, and beats until limit suspension completely.
In whole process, bump rubber 6 first works, and utilizes its compressive deformation large, strengthens suspension travel, surge time is long, impacts little, and the non-linear feature such as good of its rigidity, its rigidity is by progressively rising gently, little on offset frequency impact, thus improves the traveling comfort of car load; To the final stage that suspension is beated, limiting stopper 4 plays a role, and utilizes the restraining ability of rubber to suppress suspension travel.
In the process of namely beating at suspension, bump rubber 6 can have enough compression strokes, extends surge time, reduce impact, make suspension performance smooth variation, suspension offset frequency matching ratio is more satisfactory, can meet the requirement of car load traveling comfort when ensureing suspension travel.
The vehicle suspension system described in above-described embodiment is comprised according to the automobile of the embodiment of the present invention.This vehicle suspension system is positioned at the rear portion of automobile, can be formed as the rear suspension system of automobile.Owing to having above-mentioned useful technique effect according to the vehicle suspension system of the embodiment of the present invention, therefore have good traveling comfort according to the automobile of the embodiment of the present invention, production efficiency is high.
According to the automobile of the embodiment of the present invention other form and operation be known for the person of ordinary skill of the art, be not described in detail at this.
In describing the invention, it will be appreciated that, term " longitudinal direction ", " transverse direction ", " length ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", orientation or the position relationship of the instruction such as " radial direction " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary indirect contact.And, fisrt feature second feature " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification sheets or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a vehicle suspension system, is characterized in that, comprising:
Overall back axle; Chassis runner, described chassis runner is located at above described overall back axle, described chassis runner and the spaced apart in the vertical direction and described chassis runner of described overall back axle and described overall back axle distance in the vertical direction adjustable;
Limiting stopper, described limiting stopper be located on described overall back axle and the upper surface of described limiting stopper and described chassis runner spaced apart;
Bump rubber, described bump rubber is located on described chassis runner, described bump rubber and described limiting stopper stagger in the horizontal direction and arrange, the lower surface of described bump rubber and the upper surface of described overall back axle spaced apart, the vertical distance between the lower surface of described bump rubber and the upper surface of described overall back axle is less than the vertical distance between the upper surface of described limiting stopper and the lower surface of described chassis runner.
2. vehicle suspension system according to claim 1, it is characterized in that, also comprise limiting stopper shock plate, described limiting stopper shock plate is located on the lower surface of described chassis runner with extending in the horizontal direction, and the orthogonal projection of described limiting stopper shock plate on described overall back axle covers described limiting stopper.
3. vehicle suspension system according to claim 2, it is characterized in that, also comprise bump rubber shock plate, described bump rubber shock plate is horizontally set on the upper surface of described overall back axle, and the orthogonal projection of described bump rubber on described overall back axle is positioned on described bump rubber shock plate.
4. vehicle suspension system according to claim 3, is characterized in that, also comprises bump rubber support, and described bump rubber props up and is erected on described chassis runner, and described bump rubber is fixed in described bump rubber support.
5. vehicle suspension system according to claim 4, it is characterized in that, described bump rubber support is provided with the mounting groove that Open Side Down, and described bump rubber is formed as the column extended along the vertical direction, the upper end of described bump rubber to stretch in described mounting groove and with described mounting groove interference fit.
6. vehicle suspension system according to claim 5, it is characterized in that, the outer peripheral face of the upper end of described bump rubber is provided with the groove extended along its circumference, and the internal perisporium of described mounting groove is provided with the convex tendon extended along its circumference, and described convex tendon is plugged in described groove.
7. vehicle suspension system according to claim 4, it is characterized in that, described limiting stopper shock plate and described bump rubber support are formed as metallic stamping pieces respectively, and described bump rubber support is connected with described chassis runner respectively by bolt with described limiting stopper shock plate.
8. the vehicle suspension system according to claim 1-7, is characterized in that, described limiting stopper is Rubber Parts, and described bump rubber is polyurethane buffering block.
9. vehicle suspension system according to claim 1, is characterized in that, described limiting stopper is formed as turbination and the upper surface of described limiting stopper is formed as plane, and described limiting stopper is fixed on described overall back axle by saddle clamp.
10. an automobile, is characterized in that, comprises the vehicle suspension system according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410642691.5A CN104827845A (en) | 2014-11-11 | 2014-11-11 | Vehicle suspension system and automobile having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410642691.5A CN104827845A (en) | 2014-11-11 | 2014-11-11 | Vehicle suspension system and automobile having same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104827845A true CN104827845A (en) | 2015-08-12 |
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ID=53806189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410642691.5A Pending CN104827845A (en) | 2014-11-11 | 2014-11-11 | Vehicle suspension system and automobile having same |
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| Country | Link |
|---|---|
| CN (1) | CN104827845A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146176A (en) * | 2018-01-31 | 2018-06-12 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
| CN110816189A (en) * | 2018-08-09 | 2020-02-21 | 合肥工业大学 | Leaf spring suspension structure of integrated electric drive assembly on spring |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008105524A (en) * | 2006-10-25 | 2008-05-08 | Synztec Co Ltd | Bump stopper |
| CN202863061U (en) * | 2012-10-23 | 2013-04-10 | 山东临沃重机有限公司 | Vehicle-bridge position-limiting system |
| CN103568754A (en) * | 2013-11-18 | 2014-02-12 | 上汽通用五菱汽车股份有限公司 | Buffering mechanism and automobile comprising buffering mechanism |
| CN203449871U (en) * | 2013-09-04 | 2014-02-26 | 中国重汽集团济南动力有限公司 | Detachable buffer block spring pressing plate device of automobile |
-
2014
- 2014-11-11 CN CN201410642691.5A patent/CN104827845A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008105524A (en) * | 2006-10-25 | 2008-05-08 | Synztec Co Ltd | Bump stopper |
| CN202863061U (en) * | 2012-10-23 | 2013-04-10 | 山东临沃重机有限公司 | Vehicle-bridge position-limiting system |
| CN203449871U (en) * | 2013-09-04 | 2014-02-26 | 中国重汽集团济南动力有限公司 | Detachable buffer block spring pressing plate device of automobile |
| CN103568754A (en) * | 2013-11-18 | 2014-02-12 | 上汽通用五菱汽车股份有限公司 | Buffering mechanism and automobile comprising buffering mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146176A (en) * | 2018-01-31 | 2018-06-12 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
| CN110816189A (en) * | 2018-08-09 | 2020-02-21 | 合肥工业大学 | Leaf spring suspension structure of integrated electric drive assembly on spring |
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Application publication date: 20150812 |