CN202557714U - Novel heavy-load motorcycle front suspension system - Google Patents
Novel heavy-load motorcycle front suspension system Download PDFInfo
- Publication number
- CN202557714U CN202557714U CN2012201158822U CN201220115882U CN202557714U CN 202557714 U CN202557714 U CN 202557714U CN 2012201158822 U CN2012201158822 U CN 2012201158822U CN 201220115882 U CN201220115882 U CN 201220115882U CN 202557714 U CN202557714 U CN 202557714U
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- connecting plate
- air bag
- fixed connecting
- spring
- connection plate
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Abstract
The utility model relates to a novel heavy-load motorcycle front suspension system which comprises two telescopic pipe type front dampers which are parallelly arranged. Front fork pipes relatively move in front damper bottom barrels, upper ends of the front fork pipes are fixed with a directional column upper connection plate mutually, a directional column lower connection plate is fixed on middle sections of the front fork pipes, an upper fixing connection plate and a lower fixing connection plate are arranged between the directional column lower connection plate and the corresponding front damper bottom barrel, the upper fixing connection plate is connected with the left front fork pipe and the right front fork pipe in a sleeved manner, the lower fixing connection plate is connected with the left damper bottom barrel and the right damper bottom barrel in a sleeved manner, and an elastic device is fixed at the center between the upper fixing connection plate and the lower fixing connection plate. By adopting the technical scheme, multiple crossbeams are added on overhung portions of the front dampers to guarantee parallelism of the axis of front suspended left and right dampers of a heavy-load motorcycle, so that the suspended portions are less prone to deform, lateral rigidity of the front fork pipes and cooperativity of the left and right dampers are improved, directional deviation is less prone to occur, and traveling safety and comfort of a front damping system are improved.
Description
Technical field
The utility model relates to a kind of motor bike and uses front suspension, is specifically related to a kind of novel load-carrying motor bike front suspension, mainly is useful on heavily stressed two-wheeled motor vehicle, the three-wheel vehicle.
Background technology
The existing front suspension front suspensions that adopt common two-wheeled motor vehicle that use on heavily stressed two-wheeled motor vehicle, three-wheel vehicle more; Like Fig. 1, shown in Figure 2; This front suspension that is applicable to common two-wheeled motor vehicle comprises two preceding dampings that laterally arrange, and preceding damping is a telescoping tube type; During work, left front breeches pipe 1, right front breeches pipe 2 relative motion in the tube 3 at the bottom of the damping before cooresponding; The lower end of tube 3 is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding, motorcycle front-wheel through front wheel spindle, lining, counting machine, bearing etc. be fixed on two cooresponding before at the bottom of the dampings between the tube 3; The upper end and the direction post upper junction plate 4 of left front breeches pipe 1, right front breeches pipe 2 interfix, and direction post lower connecting plate 5 is positioned at direction post upper junction plate 4 lower ends, are fixed on the middle section of left front breeches pipe 1, right front breeches pipe 2.Along with the load and the weight of self of present two-wheeled motorcycle, motor-tricycle are increasing; Its front suspension has been proposed higher damping elasticity requirement; Need the elastomeric front suspension of bigger damping, otherwise can't reduce the motion impact of vehicle, reach the effect and the effect of satisfied damping.At present; Increase the elastomeric method of front suspension damping normally direction post lower connecting plate 5 and cooresponding before left and right respectively spring of peripheral hardware again on the periphery of the left front breeches pipe 1 between the tube 2, right front breeches pipe 2 at the bottom of the damping; But owing to receive the influence in spring arrangement space; It is less that left and right two spring structure sizes can only be done, and two less springs of this scantling of structure still can not well satisfy the needs of bigger heavy lift; Simultaneously; Have only direction post lower connecting plate 5 and 4 two connecting panels of direction post upper junction plate owing to act on the connecting panel of left front breeches pipe 1, right front breeches pipe 2; The subspan that overhangs of left front breeches pipe 1, right front breeches pipe 2 is bigger, and concertedness is poor, and bumper is prone to produce oil leakage phenomenon in the use; Add problem such as left and right damping spring stiffness difference and cause the very limited and overbalance of car load weight capacity, lateral rigidity is poor, is prone to the direction sideslip takes place, and influences driving safety and traveling comfort, incompatible heavily loaded motor bike development need.Also there is the part motor-tricycle to adopt the forward mounting of rocker lever formula; Utilize lever principle, though load-carrying capacity increase, because of lever construction will be swung flexibly; Everywhere after the tolerance clearance accumulative total; Left and right sides bumper symmetry is poor, and direction obviously is prone to the direction sideslip takes place than telescoping tube type, equally still influences driving safety.
The utility model content
The utility model will solve is that the load-carrying capacity that exists of present motor bike front suspension is poor, and lateral rigidity is poor, and left and right damping spring stiffness difference is prone to take place technical matterss such as direction sideslip, thereby improves the traveling comfort of driving safety and front suspension.
In order to solve the problems of the technologies described above, the utility model provides a kind of novel load-carrying motor bike front suspension, comprises the preceding damping of two telescoping tube types that laterally arrange, and wherein, left front breeches pipe, right front breeches pipe be relative motion in the tube at the bottom of the damping before cooresponding; The lower end of tube is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding; The upper end of left front breeches pipe, right front breeches pipe and direction post upper junction plate interfix; Direction post lower connecting plate is fixed on the middle section of left front breeches pipe, right front breeches pipe; Below the described direction post lower connecting plate and before cooresponding at the bottom of the damping position between the tube top be provided with fixed connecting plate and following fixed connecting plate; Wherein, Last fixed connecting plate and left and right front fork tube socket, jacket casing connects at the bottom of following fixed connecting plate and the left and right damping, the flexible device of center fixation between last fixed connecting plate and following fixed connecting plate.
In technique scheme, because the position between the tube top is provided with fixed connecting plate and following fixed connecting plate at the bottom of described direction post lower connecting plate and the cooresponding preceding damping, wherein; Last fixed connecting plate and left and right front fork tube socket, jacket casing connects at the bottom of following fixed connecting plate and the left and right damping, like this; The part that overhangs of preceding damping has increased the multiple tracks crossbeam; Guarantee the parallelism of heavily loaded motor bike forward mounting left and right sides bumper axis, the part that guaranteed to overhang is difficult for producing deformation, has strengthened the lateral rigidity of front fork tube; Be difficult for the direction sideslip takes place, strengthened concertedness; In addition; The flexible device of center fixation between last fixed connecting plate and following fixed connecting plate; The mode of this center fixation can guarantee when body movement impacts, and is stressed along direction post center position; Avoid the problem of left and right damping spring rigidity difference, improved the traveling comfort of driving safety and front suspension.
Further, limit in the technique scheme, described springing is a spring, and the upper end of spring and last fixed connecting plate are connected, and the lower end of spring is connected with following fixed connecting plate.This technical scheme is applicable to that with tradition the front suspension of common two-wheeled motor vehicle is the basis; To be assemblied in front fork tube inner or exterior two or many incorporate springs is a spring, and this spring can require be designed to sturdy constant characteristic or change rigidity according to carrying with traveling comfort; Tube upper end and direction post lower linking plate lower end respectively increase a fixed connecting plate respectively the end of at, as upper and lower spring perch, improve the bumper part concertedness that overhangs, and guarantee the parallelism of both sides damping, improve the lateral rigidity of forward mounting.Have benefited from the very big improvement that spring arrangement space and rigidity are strengthened; Add that left and right sides damping connecting panel quantity increases; This system inherited tradition be applicable to the advantage of the telescoping tube type motor bike front suspension of common two-wheeled motor vehicle, greatly improved the load-carrying capacity of forward mounting and the directional balance under heavily loaded situation simultaneously.
Further, limiting the spring that adopts in the technical scheme is the spiral fashion variable rate spring, and the spring pitch of helical spring centre portion is maximum.The maximum spiral fashion of the spring pitch of this centre portion becomes stiffness spring and receives when impacting at car body, because helical spring pitch changes, the spring pitch of centre portion is maximum, and when loading more as a child, spring is softer; When impacting increase, spring can better play the effect of absorption from ground shock power with the fast speed hardening.
Equally, the springing that limits in the supporting technology scheme is an air bag, and the upper end of air bag and last fixed connecting plate are connected, and the lower end of air bag is connected with following fixed connecting plate.This technical scheme is applicable to that with tradition the front suspension of common two-wheeled motor vehicle is the basis; Cancellation is assemblied in front fork tube inner or exterior two or many springs; With an intermediate arrangement air bag as the forward mounting springing; This air bag can charge into the pressurized air that meets the demands according to load bearing requirements, obtains the effect of nonlinear elasticity rigidity; Tube upper end and direction post lower linking plate lower end increase a fixed connecting plate respectively the end of at, as the upper and lower permanent seat of air bag, improve the bumper part concertedness that overhangs simultaneously, guarantee the parallelism of both sides damping, improve the lateral rigidity of forward mounting.Have benefited from the very big improvement of optimization of air bag rigidity and arrangement space; Add that left and right damping connecting panel quantity increases; This system has greatly improved the load-carrying capacity of forward mounting and the directional balance under heavily loaded situation in the carrying traveling comfort of significantly having optimized the forward mounting of traditional telescoping tube type motor bike.
Further,, can require to charge into pressurized air, reach the force value that satisfies operating needs according to carrying and traveling comfort for the needs that adapt to the different bearer vehicle limit the air bag that described air bag is an inflatable pressure regulation; The front position that the charging connector of air bag is arranged on the top of air bag is in order better to adapt to motor bike than rugged environment; Because the charging connector of air bag is being blocked by earth etc. near ground or front-wheel place easily; So, the charging connector of air bag is arranged on the more science and the convenient inflation of front position on the top of air bag.
Further, limit in the technical scheme, described air bag is made up of a plurality of wide air bags and a plurality of narrow air bags space from top to bottom successively, connects each other between wide air bag and the narrow air bag.The air bag of this structure can be obtained the effect of better non-linear rigidity, can better play the effect of absorption from ground shock power.
Same reason also can limit in the technical scheme, and described air bag is made up of the ballonet of a plurality of reducings, connects each other between the ballonet, and the diameter of ballonet increases from top to bottom or from the bottom up successively.The spring that the similar pitch of the air bag of this structure progressively increases, when loading more as a child, air bag is softer; When impacting increase, the hardening of air bag fast speed can better be played the effect of absorption from ground shock power.
Consider; Reduce the comfort feature of cost of manufacture and installation; Span between the overhang of left front breeches pipe 1, right front breeches pipe 2 is divided is not under the very big situation; Be applicable to mainly when heavily loaded motor bike uses that limiting described upward fixed connecting plate and described direction post lower connecting plate is integrated moulding on more smooth road.
Improvement through technique scheme; This system is the basis with the forward mounting of traditional telescoping tube type motor bike; To be assemblied in front fork tube inner or exterior two or many incorporate springs is a spring or air bag; Be arranged in be parallel to each other with the direction post that connects the vehicle frame impulsive force and with the parallel linear position of left and right sides bumper on, this spring or air bag can require be designed to the perhaps air bag of different air pressure of sturdy constant characteristic, variable rate spring (the spring filament diameter can reach more than 10 millimeters) according to carrying with traveling comfort; Simultaneously, tube upper end and lower linking plate lower end increase a connecting panel respectively the end of at, as the mount pad of fixing spring or air bag, win in succession as the overhang location of part of bumper simultaneously, guarantee the parallelism of both sides damping, improve the lateral rigidity of forward mounting.The hydraulic damping structure function of forward mounting appoints that so to be arranged on end tube inner.This system inherited damping traveling comfort and the directional balance under the underloading situation of traditional telescoping tube type motor bike forward mounting, greatly improved the load-carrying capacity of forward mounting and the directional balance under heavily loaded situation simultaneously.
Such scheme is simple on technology, can effectively promote the load-carrying capacity of forward mounting and the directional balance under heavily loaded situation, adapts to the development of the vehicle such as heavily loaded motor bike and three-wheel vehicle.
Description of drawings
Fig. 1 is that the load-carrying two-wheeled motor vehicle common in the background technology or the front suspension master of motor-tricycle look scheme drawing;
Fig. 2 is that scheme drawing is looked on the left side of Fig. 1;
Fig. 3 is the utility model embodiment one main scheme drawing of looking;
Fig. 4 is that scheme drawing is looked on the right side of Fig. 3;
Fig. 5 is the utility model embodiment two main scheme drawings of looking;
Fig. 6 is that scheme drawing is looked on the left side of Fig. 5;
Fig. 7 is the utility model embodiment three main scheme drawings of looking;
Fig. 8 is that scheme drawing is looked on the left side of Fig. 7.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model technical scheme is further specified:
Like Fig. 3, shown in Figure 4, the utility model embodiment one, a kind of novel load-carrying motor bike front suspension comprises the preceding damping of two telescoping tube types that laterally arrange, wherein, left front breeches pipe 1, right front breeches pipe 2 relative motion in the tube 3 at the bottom of the damping before cooresponding; The lower end of tube 3 is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding; The upper end and the direction post upper junction plate 4 of left front breeches pipe 1, right front breeches pipe 2 interfix; Direction post lower connecting plate 5 is fixed on the middle section of left front breeches pipe 1, right front breeches pipe 2; Position at the bottom of described direction post lower connecting plate 5 and the cooresponding preceding damping between the top of tube 3 is provided with fixed connecting plate 6 and following fixed connecting plate 7; Last fixed connecting plate 6 and left front breeches pipe 1,2 sockets of right front breeches pipe, the top socket of tube 3 at the bottom of following fixed connecting plate 7 and the preceding damping, center fixation has spring 8 between last fixed connecting plate 6 and following fixed connecting plate 7; The upper end of spring 8 and last fixed connecting plate 6 are connected; The lower end of spring 8 is connected with following fixed connecting plate 7, and spring 8 is the spiral fashion variable rate spring, and the spring pitch of helical spring centre portion is maximum.
Like Fig. 5, shown in Figure 6, the utility model embodiment two, a kind of novel load-carrying motor bike front suspension comprises the preceding damping of two telescoping tube types that laterally arrange, wherein, left front breeches pipe 1, right front breeches pipe 2 relative motion in the tube 3 at the bottom of the damping before cooresponding; The lower end of tube 3 is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding; The upper end and the direction post upper junction plate 4 of left front breeches pipe 1, right front breeches pipe 2 interfix; Direction post lower connecting plate 5 is fixed on the middle section of left front breeches pipe 1, right front breeches pipe 2; Position at the bottom of described direction post lower connecting plate 5 and the cooresponding preceding damping between the tube 3 is provided with fixed connecting plate 6 and following fixed connecting plate 7; Last fixed connecting plate 6 and left front breeches pipe 1,2 sockets of right front breeches pipe; The top socket of tube 3 at the bottom of following fixed connecting plate 7 and the preceding damping, center fixation has the air bag of inflatable pressure regulation between last fixed connecting plate 6 and following fixed connecting plate 7, and the upper end of the air bag of inflatable pressure regulation and last fixed connecting plate 6 are connected; The lower end is connected with following fixed connecting plate 7; The charging connector of the air bag of inflatable pressure regulation is arranged on the front position on top of the air bag of inflatable pressure regulation, and the air bag of this inflation pressure regulation connects between wide air bag 9 and the narrow air bag 10 for being made up of three wide air bags 9 and four narrow air bag 10 spaces successively from top to bottom each other.
Certainly; This structure that constitutes by wide air bag 9 and narrow air bag 10 spaces; The air bag of the structure that connects each other between wide air bag 9 and the narrow air bag 10 also can be common air bag, and this air bag can not have the function of inflation pressure regulation, confirms design according to different concrete vehicles; Quantity for wide air bag 9 and narrow air bag 10 spaces constitute can not given and qualification yet.
Like Fig. 7, shown in Figure 8, the utility model embodiment three, a kind of novel load-carrying motor bike front suspension comprises the preceding damping of two telescoping tube types that laterally arrange, wherein, left front breeches pipe 1, right front breeches pipe 2 relative motion in the tube 3 at the bottom of the damping before cooresponding; The lower end of tube 3 is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding; The upper end and the direction post upper junction plate 4 of left front breeches pipe 1, right front breeches pipe 2 interfix; Direction post lower connecting plate 5 is fixed on the middle section of left front breeches pipe 1, right front breeches pipe 2; Position at the bottom of described direction post lower connecting plate 5 and the cooresponding preceding damping between the tube 3 is provided with fixed connecting plate 6 and following fixed connecting plate 7; Last fixed connecting plate 6 and left front breeches pipe 1,2 sockets of right front breeches pipe, the top socket of tube 3 at the bottom of following fixed connecting plate 7 and the preceding damping, center fixation has the air bag of inflatable pressure regulation between last fixed connecting plate 6 and following fixed connecting plate 7; The upper end of the air bag of inflatable pressure regulation and last fixed connecting plate 6 are connected; Lower end and following fixed connecting plate 7 are connected, and the charging connector of the air bag of inflatable pressure regulation is arranged on the front position on top of the air bag of inflatable pressure regulation, and the air bag of this inflation pressure regulation is to be made up of the ballonet 11 of 12 reducings successively from top to bottom; Connect each other between the ballonet 11, the diameter of ballonet 11 increases from top to bottom successively; Certainly, the diameter of the ballonet 11 of this structure also can be arranged to increase successively from the bottom up.
In addition, in above-mentioned three embodiment, can also reduce the installation of correlated parts, guarantee right alignment going up the moulding that becomes one of fixed connecting plate 6 and described direction post lower connecting plate 5.
Above-described only is the preferred implementation of the utility model; Should be understood that; For a person skilled in the art, under the prerequisite that does not break away from the utility model structure, can also make some distortion and improvement; These also should be regarded as the protection domain of the utility model, and these can not influence effect and practical applicability that the utility model is implemented.
Claims (8)
1. a novel load-carrying motor bike front suspension comprises the preceding damping of two telescoping tube types that laterally arrange, and wherein, left front breeches pipe, right front breeches pipe be relative motion in the tube at the bottom of the damping before cooresponding; The lower end of tube is provided with the axis hole that installs and fixes front wheel spindle at the bottom of the damping before cooresponding; The upper end of left front breeches pipe, right front breeches pipe and direction post upper junction plate interfix; Direction post lower connecting plate is fixed on the middle section of left front breeches pipe, right front breeches pipe; It is characterized in that: below the described direction post lower connecting plate and before cooresponding at the bottom of the damping position between the tube top be provided with fixed connecting plate and following fixed connecting plate; Wherein, Last fixed connecting plate and left and right front fork tube socket, jacket casing connects at the bottom of following fixed connecting plate and the left and right damping, the flexible device of center fixation between last fixed connecting plate and following fixed connecting plate.
2. this novel load-carrying motor bike front suspension according to claim 1, it is characterized in that: described springing is a spring, and the upper end of spring and last fixed connecting plate are connected, and the lower end of spring is connected with following fixed connecting plate.
3. this novel load-carrying motor bike front suspension according to claim 1, it is characterized in that: described springing is an air bag, and the upper end of air bag and last fixed connecting plate are connected, and the lower end of air bag is connected with following fixed connecting plate.
4. this novel load-carrying motor bike front suspension according to claim 2, it is characterized in that: described spring is the spiral fashion variable rate spring, the spring pitch of helical spring centre portion is maximum.
5. this novel load-carrying motor bike front suspension according to claim 3, it is characterized in that: described air bag is the air bag of an inflatable pressure regulation, and the charging connector of air bag is arranged on the front position on the top of air bag.
6. according to claim 3 or 5 described this novel load-carrying motor bike front suspensions, it is characterized in that: described air bag is made up of a plurality of wide air bags and a plurality of narrow air bags space from top to bottom successively, connects each other between wide air bag and the narrow air bag.
7. according to claim 3 or 5 described this novel load-carrying motor bike front suspensions, it is characterized in that: described air bag is made up of the ballonet of a plurality of reducings, connects each other between the ballonet, and the diameter of ballonet increases from top to bottom or from the bottom up successively.
8. this novel load-carrying motor bike front suspension according to claim 1 is characterized in that: describedly go up the moulding that becomes one of fixed connecting plate and described direction post lower connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201158822U CN202557714U (en) | 2012-03-26 | 2012-03-26 | Novel heavy-load motorcycle front suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201158822U CN202557714U (en) | 2012-03-26 | 2012-03-26 | Novel heavy-load motorcycle front suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202557714U true CN202557714U (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201158822U Expired - Fee Related CN202557714U (en) | 2012-03-26 | 2012-03-26 | Novel heavy-load motorcycle front suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202557714U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602493A (en) * | 2012-03-26 | 2012-07-25 | 卿巧玲 | Novel front-suspension system of heavy-load motorcycle |
| CN106184568A (en) * | 2016-09-30 | 2016-12-07 | 杨智霞 | Piecewise Damping regulation front fork |
-
2012
- 2012-03-26 CN CN2012201158822U patent/CN202557714U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602493A (en) * | 2012-03-26 | 2012-07-25 | 卿巧玲 | Novel front-suspension system of heavy-load motorcycle |
| CN106184568A (en) * | 2016-09-30 | 2016-12-07 | 杨智霞 | Piecewise Damping regulation front fork |
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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: 20121128 Termination date: 20210326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |