CN102941788B - Motor vehicle hanging assembly and motor tricycle thereof - Google Patents
Motor vehicle hanging assembly and motor tricycle thereof Download PDFInfo
- Publication number
- CN102941788B CN102941788B CN201210501397.3A CN201210501397A CN102941788B CN 102941788 B CN102941788 B CN 102941788B CN 201210501397 A CN201210501397 A CN 201210501397A CN 102941788 B CN102941788 B CN 102941788B
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- China
- Prior art keywords
- leaf spring
- steel plate
- additional leaf
- plate spring
- motor vehicle
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Abstract
The invention discloses a motor vehicle hanging assembly and a motor tricycle of the motor vehicle hanging assembly. The motor vehicle hanging assembly comprises a primary steel plate spring assembly and a secondary steel plate spring assembly located on the upper part of the primary steel plate spring assembly and designed to an upwards convex arc structure. Compared with the secondary steel plate spring in the prior art, the direction of the installation structure provided by the invention is opposite; the front and rear ends of the secondary steel plate spring are downwards and contacted with the primary steel plate spring when the secondary steel plate spring is heavily loaded and the load becomes heavier, so that the front and the back stresses of the secondary steel plate spring are relatively even through buffer contact from light to heavy when the secondary steel plate spring is heavily loaded, the structure of the contact of the radian middle part in the prior art changed, the cooperative stress of the primary steel plate spring and the secondary steel plate spring can be guaranteed to be cooperatively stressed when the primary steel plate spring and the secondary steel plate spring are heavily loaded and buffer the vibration together, and the normal use of the primary steel plate spring and the secondary steel plate spring is guaranteed; and meanwhile, two ends of the secondary steel plate spring do not deform because of restraint, the stressed state of the secondary steel plate spring is further optimized and the installation structure is simplified, so that safety accidents are prevented from occurring.
Description
Technical field
The present invention relates to a kind of automotive component and motor-tricycle thereof, particularly a kind of motor vehicle suspension annex and motor-tricycle thereof.
Background technology
What single bridge self-propelled vehicle was more is applied to lorry or motor-tricycle, because driving conditions is comparatively diversified time more, and more be applied to back road, running environment is comparatively severe, vehicle body vibrations are comparatively large, thus require higher, particularly for rear-mounted to suspended structure, carry comparatively concentrated, thus for particularly important single bridge self-propelled vehicle.
In prior art, single bridge motor vehicle suspension structure comprises main steel plate spring and additional leaf spring, additional leaf spring be installed on main steel plate spring top, load-carrying is born by main steel plate spring under common driving conditions, then jointly withstood shocks by additional leaf spring and main steel plate spring when load-carrying or when impacting larger, increase load-carrying capacity and buffer capacity.Additional leaf spring and main steel plate spring fitting radian all downward, vehicle frame position corresponding to additional leaf spring rear and front end is fixed with a connection bracket respectively and connection bracket position is determined by additional leaf spring camber, but connection bracket height cannot accurately be fixed, when causing the connection bracket when heavy duty on additional leaf spring and vehicle frame to carry, discontinuity before and after additional leaf spring, make main steel plate spring and the easy part of additional leaf spring, cause safety misadventure.
Therefore; need to improve the suspension of existing single bridge self-propelled vehicle; stressed relatively uniform before and after additional leaf spring when heavy duty; ensure that main steel plate spring and additional leaf spring can cooperative bearings when heavy duty; common damping vibration; ensure normally using of main steel plate spring and additional leaf spring, thus avoid the generation of safety misadventure.
Summary of the invention
In view of this; the invention provides a kind of motor vehicle suspension assembly and motor-tricycle thereof; stressed relatively uniform before and after additional leaf spring when heavy duty; ensure that main steel plate spring and additional leaf spring can cooperative bearings when heavy duty; common damping vibration; ensure normally using of main steel plate spring and additional leaf spring, thus avoid the generation of safety misadventure.
Motor vehicle suspension assembly of the present invention, comprise main steel plate spring assembly and the additional leaf spring assembly being positioned at main steel plate spring assembly top, described additional leaf spring assembly comprises additional leaf spring and the dumb iron assembly for additional leaf spring being installed on vehicle frame, and described additional leaf spring is the arcuate structure of epirelief.
Further, the line at described additional leaf spring two ends is parallel to the line of the main steel plate both ends of the spring of main steel plate spring assembly; Make additional leaf spring rear and front end can the contact main steel plate spring of relative synchronization during heavy duty, the cooperative bearing both ensureing further, makes full use of the synergy of additional leaf spring.
Further, additional leaf spring is connected to vehicle frame by the middle part that described dumb iron assembly is positioned at arcuate structure additional leaf spring; The middle part being positioned at camber line connects, and additional leaf spring can be made stressed more even, ensures the stressed equity relatively of half portion before and after it, ensures the uniform stressed of whole auxiliary spring steel plate.
Further, described dumb iron assembly comprises the hanger that is fixed on vehicle frame and the rotating additional leaf spring Connection Block being articulated with hanger along the longitudinal direction, and described additional leaf spring is fixedly connected on additional leaf spring Connection Block; This structure enables additional leaf spring have rotational freedom at fore-and-aft direction, thus stressed when reaching setting value rear and front end self adaptation can be contacted with main steel plate spring simultaneously, ensure synchronously stressed, ensure overall uniform force.
Further, described additional leaf spring rear and front end respectively and the column spring be provided with between vehicle frame for providing above-below direction precompressed compression; Compressive pre-stress before and after utilizing increases the initial stage heavy duty load-carrying capacity of additional leaf spring, and weakens the stressed difference of the rear and front end of additional leaf spring, ensures being uniformly distributed of bearing capacity further.
Further, described additional leaf spring Connection Block is articulated with hanger by a jointed shaft, additional leaf spring is fixedly connected on additional leaf spring Connection Block by the U-shaped frame be respectively in before and after jointed shaft, and additional leaf spring Connection Block upper end is provided with the transverse concave groove preventing its slide anteroposterior for embedding U-shaped frame; The dismountable structure of this structure, for convenience detach and installation, and limit its slide anteroposterior by transverse concave groove, utilize simple structure to ensure the firm stable of installing.
Further, described hanger be before and after through channel-shaped structure, described additional leaf spring Connection Block is embedded the hanger of channel-shaped structure and is articulated with the shape structure two side of hanger by jointed shaft; This structure installment is stablized, and structure is simple.
Further, described additional leaf spring Connection Block be before and after through and opening upwards channel-shaped structure, described transverse concave groove is positioned at the upper surface of this channel-shaped structure two side; Adopt the additional leaf spring Connection Block of channel-shaped structure, reduce its weight, and improve the ability of its carrying moment of flexure.
Further, two side levers of described U-shaped frame are passed down through one and upwards hold the connecting panel of additional leaf spring and pass through nut locking, with connecting board structure, increase the area of contact for retraining or install additional leaf spring, avoid additional leaf spring is formed concentrating owing to installing the stress caused, thus ensure its be out of shape time smoothness, avoid fracture.
The invention also discloses a kind of motor-tricycle applying motor vehicle suspension assembly, described motor-tricycle is provided with motor vehicle suspension assembly.
Beneficial effect of the present invention: motor vehicle suspension assembly of the present invention and motor-tricycle thereof, additional leaf spring is the arcuate structure of epirelief, mounting structure direction compared with the additional leaf spring of prior art is contrary, downward and the main steel plate spring contact by additional leaf spring rear and front end during heavy duty, suffered load-carrying is from light to heavy, thus snubber contact from light to heavy make additional leaf spring when heavy duty before and after stressed relatively uniform, change the structure contacted in the middle part of prior art radian, ensure that main steel plate spring and additional leaf spring can cooperative bearings when heavy duty, common damping vibration, ensure the normal use of main steel plate spring and additional leaf spring, meanwhile, the two ends of additional leaf spring are not restrained and deform, and optimize the strained condition of additional leaf spring further, and simplify mounting structure, thus avoid the generation of safety misadventure.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is mounting structure schematic diagram of the present invention;
Fig. 2 is Figure 1A place enlarged drawing;
Fig. 3 is additional leaf spring unit construction block diagram;
Fig. 4 is additional leaf spring connecting base structure figure.
Detailed description of the invention
Fig. 1 is mounting structure schematic diagram of the present invention, Fig. 2 is Figure 1A place enlarged drawing, Fig. 3 is additional leaf spring unit construction block diagram, Fig. 4 is additional leaf spring connecting base structure figure, as shown in the figure: the motor vehicle suspension assembly of the present embodiment, comprise main steel plate spring assembly and the additional leaf spring assembly being positioned at main steel plate spring assembly top, described additional leaf spring assembly comprises additional leaf spring 2 and the dumb iron assembly 6 for additional leaf spring being installed on vehicle frame, described additional leaf spring 2 is the arcuate structure of epirelief, namely the arc of additional leaf spring 2 is protruding upward, contrary with the mounting structure of prior art.
In the present embodiment, the line at described additional leaf spring 2 two ends is parallel to the line at main steel plate spring 4 two ends of main steel plate spring assembly; Make additional leaf spring 2 rear and front end can the contact main steel plate spring 4 of relative synchronization during heavy duty, the cooperative bearing both ensureing further, makes full use of the synergy of additional leaf spring 2.
In the present embodiment, additional leaf spring 2 is connected to vehicle frame 1 by the middle part that described dumb iron assembly 6 is positioned at arcuate structure additional leaf spring 2; The middle part being positioned at camber line connects, and additional leaf spring 2 can be made stressed more even, ensures the stressed equity relatively of half portion before and after it, ensures the uniform stressed of whole additional leaf spring 2.
In the present embodiment, described dumb iron assembly 6 comprises the hanger 601 that is fixed on vehicle frame 1 and the rotating additional leaf spring Connection Block 603 being articulated with hanger 601 along the longitudinal direction, and described additional leaf spring 2 is fixedly connected on additional leaf spring Connection Block 603; This structure makes additional leaf spring 2 can have rotational freedom at fore-and-aft direction, thus stressed when reaching setting value rear and front end self adaptation can be contacted with main steel plate spring 4 simultaneously, ensure synchronously stressed, ensure overall uniform force.
In the present embodiment, described additional leaf spring 2 rear and front end respectively and the column spring be provided with between vehicle frame 1 for providing above-below direction precompressed compression, is respectively column spring 3 and column spring 5 in figure; Compressive pre-stress before and after utilizing increases the initial stage heavy duty load-carrying capacity of additional leaf spring 2, and weakens the stressed difference of the rear and front end of additional leaf spring 2, ensures being uniformly distributed of bearing capacity further.
In the present embodiment, described additional leaf spring Connection Block 603 is articulated with hanger 601 by a jointed shaft 602, additional leaf spring 2 is fixedly connected on additional leaf spring Connection Block 603 by the U-shaped frame be respectively in before and after jointed shaft 602, as shown in the figure, be respectively in the U-shaped frame 604 before and after jointed shaft 602 and U-shaped frame 605, additional leaf spring connects, 603 upper ends are provided with the transverse concave groove preventing its slide anteroposterior for embedding U-shaped frame, as shown in the figure, corresponding with U-shaped frame 604 and U-shaped frame 605 difference transverse concave groove 603a and transverse concave groove 603b; The dismountable structure of this structure, for convenience detach and installation, and limit U-shaped frame 604 and U-shaped frame 605 slide anteroposterior by transverse concave groove 603a and transverse concave groove 603b, utilize simple structure to ensure the firm stable of installing.
In the present embodiment, described hanger 601 is the through channel-shaped structures in front and back, and described additional leaf spring Connection Block 603 is embedded the hanger 1 of channel-shaped structure and is articulated with the shape structure two side of hanger 601 by jointed shaft 602; This structure installment is stablized, and structure is simple.
In the present embodiment, described additional leaf spring Connection Block 603 is the through and opening upwards channel-shaped structures in front and back, and described transverse concave groove (transverse concave groove 603a and transverse concave groove 603b) is positioned at the upper surface of this channel-shaped structure two side; Adopt the additional leaf spring Connection Block of channel-shaped structure, reduce its weight, and improve the ability of its carrying moment of flexure.
In the present embodiment, two side levers of described U-shaped frame (U-shaped frame 604 and U-shaped frame 605) are passed down through one and upwards hold the connecting panel 606 of additional leaf spring 2 and pass through nut locking, by connecting panel 606 structure, increase the area of contact for retraining or install additional leaf spring 2, avoid additional leaf spring 2 is formed concentrating owing to installing the stress caused, thus ensure its be out of shape time smoothness, avoid fracture.
The invention also discloses a kind of motor-tricycle applying motor vehicle suspension assembly, described motor-tricycle installs the motor vehicle suspension assembly of above-described embodiment.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (8)
1. a motor vehicle suspension assembly, it is characterized in that: comprise main steel plate spring assembly and the additional leaf spring assembly being positioned at main steel plate spring assembly top, described additional leaf spring assembly comprises additional leaf spring and the dumb iron assembly for additional leaf spring being installed on vehicle frame, described additional leaf spring is the arcuate structure of epirelief, described dumb iron assembly comprises the hanger that is fixed on vehicle frame and the rotating additional leaf spring Connection Block being articulated with hanger along the longitudinal direction, described additional leaf spring is fixedly connected on additional leaf spring Connection Block, described additional leaf spring Connection Block is articulated with hanger by a jointed shaft, additional leaf spring is fixedly connected on additional leaf spring Connection Block by the U-shaped frame be respectively in before and after jointed shaft, additional leaf spring Connection Block upper end is provided with the transverse concave groove preventing its slide anteroposterior for embedding U-shaped frame.
2. motor vehicle suspension assembly according to claim 1, is characterized in that: the line at described additional leaf spring two ends is parallel to the line of the main steel plate both ends of the spring of main steel plate spring assembly.
3. motor vehicle suspension assembly according to claim 2, is characterized in that: additional leaf spring is connected to vehicle frame by the middle part that described dumb iron assembly is positioned at arcuate structure additional leaf spring.
4. motor vehicle suspension assembly according to claim 3, is characterized in that: described additional leaf spring rear and front end respectively and the column spring be provided with between vehicle frame for providing above-below direction precompressed compression.
5. motor vehicle suspension assembly according to claim 4, is characterized in that: described hanger be before and after through channel-shaped structure, described additional leaf spring Connection Block is embedded the hanger of channel-shaped structure and is articulated with the shape structure two side of hanger by jointed shaft.
6. motor vehicle suspension assembly according to claim 5, is characterized in that: described additional leaf spring Connection Block be before and after through and opening upwards channel-shaped structure, described transverse concave groove is positioned at the upper surface of this channel-shaped structure two side.
7. motor vehicle suspension assembly according to claim 6, is characterized in that: two side levers of described U-shaped frame are passed down through one and upwards hold the connecting panel of additional leaf spring and pass through nut locking.
8. apply a motor-tricycle for motor vehicle suspension assembly, it is characterized in that: described motor-tricycle is provided with the motor vehicle suspension assembly described in the arbitrary claim of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501397.3A CN102941788B (en) | 2012-11-29 | 2012-11-29 | Motor vehicle hanging assembly and motor tricycle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210501397.3A CN102941788B (en) | 2012-11-29 | 2012-11-29 | Motor vehicle hanging assembly and motor tricycle thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102941788A CN102941788A (en) | 2013-02-27 |
| CN102941788B true CN102941788B (en) | 2015-03-18 |
Family
ID=47724817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210501397.3A Expired - Fee Related CN102941788B (en) | 2012-11-29 | 2012-11-29 | Motor vehicle hanging assembly and motor tricycle thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102941788B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106709206A (en) * | 2017-01-12 | 2017-05-24 | 山东理工大学 | Calculation method for main spring deflection of high-strength three-level gradual change rigidity plate spring |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR520556A (en) * | 1920-07-13 | 1921-06-28 | Georges Henri Ernest De Ram | Improvements to automotive or other vehicle suspensions |
| US1702751A (en) * | 1927-12-30 | 1929-02-19 | Trainor Nat Spring Company | Auxiliary chassis spring |
| DE1455098A1 (en) * | 1963-09-27 | 1968-10-31 | Franz Clouth Rheinische Gummiw | Suspension for rail vehicles |
| DE69026483T2 (en) * | 1989-12-26 | 1996-08-22 | Eaton Corp | Hydraulic cylinder for auxiliary leaf spring |
| CN100465003C (en) * | 2007-06-27 | 2009-03-04 | 谢祥 | Non-torsion chassis of motorcycle with four wheels |
-
2012
- 2012-11-29 CN CN201210501397.3A patent/CN102941788B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102941788A (en) | 2013-02-27 |
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Granted publication date: 20150318 Termination date: 20191129 |
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