CN208325527U - Motorcycle bogie car is axle system - Google Patents

Abstract

The utility model provides a kind of motorcycle bogie car axle system, is related to automotive field, solves the bogie car technical problem that axis body product is big.The motorcycle bogie car includes carrier, handlebar shaft assembly, lower plate and multi link steering mechanism axle system, and carrier is rotatably arranged on handlebar shaft assembly top；Handlebar shaft assembly is fixedly connected with vehicle body；Lower plate both ends are connect with handlebar shaft assembly lower end and multi link steering mechanism respectively；Multi link steering mechanism and wheel axis connection.The utility model designs through the above structure, and the steering torsion of carrier is transmitted on lower plate by handlebar shaft assembly, and lower plate drives wheel steering by multi link steering mechanism, has the characteristics that structure is simple, small in size, at low cost.

Description

Motorcycle bogie car is axle system

Technical field

The utility model relates to automotive fields, more particularly, to a kind of motorcycle bogie car axle system.

Background technique

The periscopic front fork structure that existing motorcycle steering wheel hub system uses, by upper lower plate handlebar axis and Shock absorber links together, and realizes that front-wheel, shock absorber and handle rotate synchronously, and not only structure is complicated, heavy, volume is big, cost It is high；And vertical tube of front fork uses in the environment that cyclic stress acts on, and is easily created fatigue crack, consequently leads to motor The phenomenon of rupture of Chinese herbaceous peony fork riser.

Utility model content

The purpose of this utility model is to provide a kind of compact-sized motorcycle bogie cars axle system, existing to solve The technical problem that axis body product is big of bogie car present in technology.

To achieve the above object, the utility model provides following technical scheme:

A kind of motorcycle bogie car provided by the utility model is axle system, including carrier, handlebar shaft assembly, lower plate With multi link steering mechanism, in which:

The carrier is rotatably arranged on handlebar shaft assembly top；

The handlebar shaft assembly is fixedly connected with vehicle body；

The lower plate both ends are connect with handlebar shaft assembly lower end and the multi link steering mechanism respectively；

The multi link steering mechanism and wheel axis connection.

It designs through the above structure, the steering torsion of carrier is transmitted on lower plate by handlebar shaft assembly, lower plate Wheel steering is driven by multi link steering mechanism, has the characteristics that structure is simple, small in size, at low cost.

The handlebar shaft assembly includes inner shaft and outer cylinder, the inner shaft both ends as a further improvement of the utility model, It is fixedly connected with the carrier and the lower plate, is connected between the outer cylinder and the inner shaft by bearing respectively, it is described Outer cylinder is fixedly connected with vehicle body.

The carrier includes horizontal holding rod and fixing seat as a further improvement of the utility model, in the fixing seat The two through hole of square crossing is offered, respectively horizontal through-hole and perpendicular through-hole offer and the perpendicular through-hole among the horizontal holding rod Shape identical axis hole, the horizontal holding rod excessively are threaded through in the horizontal through-hole, and the axis hole excessively is overlapped setting with the perpendicular through-hole, The inner shaft upper end is successively threaded through described cross in axis hole and the perpendicular through-hole.

Described lower plate one end is provided with identical with the perpendicular shape of through holes as a further improvement of the utility model, Fixation hole, the inner shaft are threaded through in the fixation hole.

The perpendicular through-hole is circular hole as a further improvement of the utility model, and is along the circumferential direction set in the circular hole It is equipped with multiple detents protrusion, the corresponding position of the inner shaft is identical as the perpendicular through-hole and the fixed hole shape.

The quantity of the detent protrusion is six as a further improvement of the utility model,.

The shape of the detent protrusion is strip as a further improvement of the utility model,.

The shape of the detent protrusion is triangle as a further improvement of the utility model,.

The multi link steering mechanism includes successively cutting with scissors from up to down with vehicle body as a further improvement of the utility model, The L-type plate and U-shaped board connect further includes peanut plate, the peanut board ends respectively with the L-type plate short side and the U-shaped board its In a free end it is hinged, the long side of the L-type plate and the lower plate are hinged by first connecting rod, the U-shaped board another It is hinged by second connecting rod between free end and axletree.

The L-type plate and vehicle body hinge joint are located at the L-type plate right-angle turning as a further improvement of the utility model, Place, the U-shaped board and vehicle body hinge joint be located at its on the hinged free end of peanut plate.

The utility model, which passes through, simplifies handlebar axis system structure, and the torsion of carrier directly passes through lower plate and is transmitted to connect more Bar steering mechanism has the characteristics that structure is simple and convenient to operate, is at low cost to control wheel steering.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is structural schematic diagram of the utility model motorcycle bogie car axle system；

Fig. 2 is configuration schematic diagram of the utility model motorcycle bogie car axle system；

Fig. 3 is structural schematic diagram of the utility model motorcycle bogie car lower plate in axle system；

Fig. 4 is structural schematic diagram of the utility model motorcycle bogie car carrier in axle system.

1, carrier in figure；11, horizontal holding rod；12, fixing seat；121, through-hole is erected；2, handlebar shaft assembly；21, inner shaft；22, Outer cylinder；3, lower plate；31, fixation hole；4, multi link steering mechanism；41, L-type plate；42, peanut plate；43, U-shaped board；44, first Connecting rod；45, second connecting rod；100, vehicle body；200, axletree.

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

As shown in Figure 1, the utility model provides a kind of motorcycle bogie car axle system, including carrier 1, handlebar axis Component 2, lower plate 3 and multi link steering mechanism 4, carrier 1 are rotatably arranged on 2 top of handlebar shaft assembly；Handlebar shaft assembly 2 with Vehicle body 100 is fixedly connected；3 both ends of lower plate are connect with 2 lower end of handlebar shaft assembly and multi link steering mechanism 4 respectively；Multi link Steering mechanism 4 connect with axletree 200.It designs through the above structure, the steering torsion of carrier 1 is passed by handlebar shaft assembly 2 It is delivered on lower plate 3, lower plate 3 drives wheel steering by multi link steering mechanism 4, simple, the small in size, cost with structure Low feature.

As shown in Fig. 2, handlebar shaft assembly 3 includes inner shaft 32 and outer cylinder 33,32 both ends of inner shaft as optional embodiment It is fixedly connected with carrier 2 and lower plate 4, is connected between outer cylinder 33 and inner shaft 32 by bearing respectively, outer cylinder 33 and vehicle body 100 It is fixedly connected.Outer cylinder 33 is supported carrier 2.

As shown in figure 4, more preferably, carrier 1 includes horizontal holding rod 11 and fixing seat 12, vertical friendship is offered in fixing seat 12 The two through hole of fork, respectively horizontal through-hole and perpendicular through-hole 121 offer among horizontal holding rod 11 and identical as perpendicular 121 shape of through-hole cross axis Hole, horizontal holding rod 11 are threaded through in horizontal through-hole, and are crossed axis hole and be overlapped setting with perpendicular through-hole 121, and 21 upper end of inner shaft was successively threaded through In axis hole and perpendicular through-hole 121.As shown in figure 3,3 one end of lower plate is provided with fixation hole 31 identical with perpendicular 121 shape of through-hole, it is interior Axis 21 is threaded through in fixation hole 31.

As preferred embodiment, erecting through-hole 121 is circular hole, and peripherally disposed in circular hole has multiple detents convex It rises, the corresponding position of inner shaft 21 is identical as perpendicular through-hole 121 and 31 shape of fixation hole.By the way that multiple detent protrusions are arranged, so that Inner shaft 21 is not able to rotate relative to perpendicular through-hole 121 and fixation hole 31, to improve the steady of inner shaft 21 and carrier 1 and lower plate 3 Fixed connection, to guarantee the efficient transmitting of torsion.

Preferably, the quantity of detent protrusion is six.The quantity of detent protrusion may be one, two or multiple.

As optional embodiment, the shape of detent protrusion is strip, and between detent protrusion and perpendicular through-hole 121 For arc transition.

As another optional embodiment, the shape of detent protrusion is triangle, and blocks and be for the edge of protrusion Arc transition.

As shown in Figure 1, further, multi link steering mechanism 4 includes the successively L-type hinged with vehicle body 100 from up to down Plate 41 and U-shaped board 43, further include peanut plate 42,42 both ends of peanut plate respectively with 41 short side of L-type plate and U-shaped board 43 one of them from Hinged by holding, the long side and lower plate 3 of L-type plate 41 are hinged by first connecting rod 44, another free end of U-shaped board 43 and axletree It is hinged by second connecting rod 45 between 200.

L-type plate 41 and 100 hinge joint of vehicle body are located at 41 right-angle turning of L-type plate, U-shaped board 43 and the hinged point of vehicle body 100 In its on the hinged free end of peanut plate 42.

Preferably, U-shaped board 43 includes first end and second end, and first end and peanut plate 42 are hinged, and second end connects with second Bar 45 is hinged, and first end length is greater than second end length, and U-shaped board 43 and 100 hinge joint of vehicle body are located in first end.U-shaped board 43 The line between line, U-shaped board 43 and vehicle body 100 and 45 hinge joint of second connecting rod between 100 hinge joint of peanut plate 42 and vehicle body Between angle be 120 degree.

In the application, angle is 90 degree between 41 short side center line of L-type plate and 42 center line of peanut plate.42 center of peanut plate Angle is 90 degree between the center line of 43 first end of line and U-shaped board.

It is set altogether in L-type plate 41, peanut plate 42 and U-shaped board 43 there are six hinge joint, six hinge joints project position in horizontal plane Set successively be respectively from left to right L-type plate 41 and 100 hinge joint of vehicle body, peanut plate 42 and 43 hinge joint of U-shaped board, L-type plate 41 with 44 hinge joint of first connecting rod, peanut plate 42 and 41 hinge joint of L-type plate, U-shaped board 43 and 100 hinge joint of vehicle body and U-shaped board 41 and the Two connecting rods, 45 hinge joint.

Preferably, distance is 99.2mm between 41 long side of L-type plate, two hinge joint, and distance is between two hinge joint of short side 40.36mm, angle is 100 degree between 41 long side center line of L-type plate and short side center line.Distance between 42 liang of hinge joints of peanut plate For 60mm.Distance is that 49.64mm, second end upper link point and first end and vehicle body 100 are hinged between two hinge joints in first end Distance is 85mm between point, and angle is 58 degree between first end and second end center line.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

Claims (10)

1. a kind of motorcycle bogie car is axle system, it is characterised in that: including carrier (1), handlebar shaft assembly (2), lower plate (3) and multi link steering mechanism (4), in which:

The carrier (1) is rotatably arranged on handlebar shaft assembly (2) top；

The handlebar shaft assembly (2) is fixedly connected with vehicle body (100)；

Lower plate (3) both ends are connect with handlebar shaft assembly (2) lower end and the multi link steering mechanism (4) respectively；

The multi link steering mechanism (4) connect with axletree (200).

2. motorcycle bogie car according to claim 1 is axle system, it is characterised in that: handlebar shaft assembly (2) packet Inner shaft (21) and outer cylinder (22) are included, inner shaft (21) both ends are fixed with the carrier (1) and the lower plate (3) respectively to be connected It connects, is connect between the outer cylinder (22) and the inner shaft (21) by bearing, the outer cylinder (22) and vehicle body (100) fixed company It connects.

3. motorcycle bogie car according to claim 2 is axle system, it is characterised in that: the carrier (1) includes cross Holding rod (11) and fixing seat (12), offer the two through hole of square crossing on the fixing seat (12), respectively horizontal through-hole and perpendicular Through-hole (121), horizontal holding rod (11) centre offer axis hole excessively identical as perpendicular through-hole (121) shape, the horizontal holding rod (11) it is threaded through in the horizontal through-hole, and the axis hole of crossing is overlapped setting, inner shaft (21) upper end with the perpendicular through-hole (121) Successively it is threaded through described cross in axis hole and the perpendicular through-hole (121).

4. motorcycle bogie car according to claim 3 is axle system, it is characterised in that: described lower plate (3) one end is set It is equipped with fixation hole (31) identical with perpendicular through-hole (121) shape, the inner shaft (21) is threaded through in the fixation hole (31).

5. motorcycle bogie car according to claim 4 is axle system, it is characterised in that: the perpendicular through-hole (121) is circle Hole, and it is peripherally disposed in the circular hole have a multiple detents protrusion, the corresponding position of the inner shaft (21) and described perpendicular Through-hole (121) is identical with the fixation hole (31) shape.

6. motorcycle bogie car according to claim 5 is axle system, it is characterised in that: the quantity of the detent protrusion is Six.

7. motorcycle bogie car according to claim 6 is axle system, it is characterised in that: the shape of the detent protrusion is Strip.

8. motorcycle bogie car according to claim 6 is axle system, it is characterised in that: the shape of the detent protrusion is Triangle.

9. motorcycle bogie car according to claim 1 is axle system, it is characterised in that: the multi link steering mechanism (4) include the successively L-type plate (41) and U-shaped board (43) hinged with vehicle body (100) from up to down, further include peanut plate (42), institute It is hinged with L-type plate (41) short side and the U-shaped board (43) one of free end respectively to state peanut plate (42) both ends, it is described The long side of L-type plate (41) and the lower plate (3) pass through first connecting rod (44) hingedly, described another free end of U-shaped board (43) It is hinged by second connecting rod (45) between axletree (200).

10. motorcycle bogie car according to claim 9 is axle system, it is characterised in that: the L-type plate (41) and vehicle body (100) hinge joint is located at L-type plate (41) right-angle turning, the U-shaped board (43) and vehicle body (100) hinge joint be located at its with On the hinged free end of the peanut plate (42).