JP6094872B2 - Saddle riding - Google Patents

Description

  The present invention includes a head pipe that supports a steering component so as to be steerable, a main frame that extends rearward and downward from the head pipe, and a pivot shaft that extends downward from the rear end of the main frame and rotates at the front end of a swing arm. An engine having a crankcase close to the center frame from the front in a side view is mounted on a vehicle body frame including a pair of left and right center frames having pivot shaft support portions that are movably supported. A driver's leg operation is provided at the outer end of the kick shaft that is disposed in front of one of the center frames and is pivotally supported at the rear of the crankcase and projects outward from the crankcase in the vehicle width direction. The present invention relates to a saddle-ride type vehicle to which a kick pedal for starting the engine is attached

  In such a saddle-ride type vehicle, as disclosed in Patent Document 1, in order to avoid interference with the pedal base when the pedal base of the kick pedal is rotated, Some center frames located behind the shaft are provided with a recess for avoiding interference with the pedal base.

Japanese Patent No. 3304544

  In the above-mentioned Patent Document 1, the pair of left and right center frames are provided so that the inner surface in the vehicle width direction of the pedal base is not on the outer side in the vehicle width direction relative to the outer surface of the center frame. The center frame must be provided with a recess in one of the center frames, the cross-sectional area of the one center frame is reduced, and the center frame is shared with a saddle-ride type vehicle not equipped with a kick pedal. It becomes difficult. On the other hand, if the concave portion is not provided, the entire body frame cannot be reduced in size and weight by advancing the center frame.

  The present invention has been made in view of such circumstances, and avoids the reduction of the cross-sectional area by eliminating the need to form a recess for avoiding interference with the kick pedal, and is a saddle riding type that is not equipped with a kick pedal. It is an object of the present invention to provide a saddle-ride type vehicle that can share the center frame with the vehicle and that can move the center frame forward to reduce the entire body frame.

In order to achieve the above object, the present invention provides a head pipe that supports a steering component so as to be steerable, a main frame that extends rearward and downward from the head pipe, a swing arm that extends downward from a rear end of the main frame, and An engine having a crankcase adjacent to the center frame from the front in a side view is mounted on a vehicle body frame including a pair of left and right center frames having a pivot shaft support portion that pivotally supports the pivot shaft at the front end of the vehicle. An outer end of a kick shaft that is disposed in front of one center frame of the pair of left and right center frames and is rotatably supported at the rear portion of the crankcase and protrudes outward in the vehicle width direction from the crankcase A kick pedal for starting the engine by the driver's leg operation In the saddle-ride type vehicle, the outer end of the kick shaft is arranged such that the kick pedal that rotates together with the kick shaft when starting the engine passes outside the outer side surface in the vehicle width direction of the one center frame. A cover member that is fixed to the vehicle body frame so as to cover at least a portion of the one center frame disposed behind the kick shaft from the outside in the vehicle width direction. An outer surface of a portion of the cover member disposed behind the kick shaft is formed so as to avoid interference with the kick pedal that rotates when the engine is started, and the kick in a running state after the engine is started disposed on an extension to the rear of the outer surface of the car width direction of the pedal to the first aspect of Rukoto.

According to the present invention, in addition to the configuration of the first feature, in the running state after the start, the kick pedal has a vehicle-width-direction outer surface of a cylindrical pedal base included in the kick pedal. located in the width direction outermost, during start vehicle width direction inner side of the pedal base portion and that you position in the vehicle width direction innermost of the kick pedal and second features.

  According to the present invention, in addition to the configuration of the first or second feature, the engine is started by rotating the kick pedal toward the one center frame when the engine is started. In a later running state, the third feature is that the lever has a lever shape extending upward from the central axis of the kick shaft.

  In addition to any of the configurations of the first to third features, the present invention has a fourth feature in that a center axis of the kick shaft is disposed above a center axis of the pivot shaft.

In addition to any of the configurations of the first to fourth features , the vehicle body frame includes a pair of left and right seat frames extending rearward from the main frame, a lower portion of the center frame, and the seat frame. A pair of left and right support frames to be connected, and the cover member is not only supported by the one center frame, but also extends to one support frame connected to the one center frame of the pair of left and right support frames. A fifth feature is that it is also supported by the one support frame.

In addition to any one of the configurations of the first to fifth features , the present invention further includes an axis extending upward from the central axis of the kick shaft in a running state after the engine is started. A cylindrical pedal base included in the kick pedal is disposed at a position equivalent to the outer side surface in the vehicle width direction of the one center frame in the running state after the engine starts. A state in which the inner surface of the kick pedal is arranged so that the kick pedal extends forward and upward from the kick shaft, and the vehicle width direction outward from the outer end portion of the kick shaft around the axis of the pivot shaft when the engine is started The state in which the kick pedal extends is supported so as to be able to be switched, and the outer surface of the portion of the cover member located behind the kick shaft in the vehicle width direction and the vehicle width of the one center frame The distance between the direction outer surface, and a sixth feature of the set to a value corresponding to the outer diameter of said pedal base.

  According to the first feature of the present invention, when the kick pedal rotates together with the kick shaft when starting the engine, the kick pedal passes outside the outer surface in the vehicle width direction of the center frame arranged behind the kick shaft. Therefore, it is not necessary to form a recess in the center frame to avoid interference with the kick pedal, and the center frame can be shared with a saddle-ride type vehicle that is not equipped with a kick pedal while avoiding a reduction in cross-sectional area. In addition, the entire body frame can be reduced in size by moving the center frame forward.

Also, a cover member capable of avoiding interference with the kick pedal, is fixed to the vehicle body frame covered from the outside in the vehicle width direction of the portion that is disposed behind the at least kick shaft of one of the center frame, in the running state Since the outer surface of the portion of the cover member disposed behind the kick shaft is disposed on the rearward extension of the outer surface of the kick pedal in the vehicle width direction, the kick pedal is disposed on the outer surface in the vehicle width direction of one center frame. Even if the position in the vehicle width direction of the outer end of the kick shaft is set so that it passes the outside, the cover member that does not need strength to support the engine and swing arm can be It can be prevented from protruding and obstructing the driving operation.

  According to the third feature of the present invention, the kick pedal having a lever shape rotates toward one of the center frames when the engine starts, but the inner surface of the pedal base in the vehicle width direction is To place the center frame in a conventional manner that is not on the outer side in the vehicle width direction from the outer surface of the center frame so as to keep the gap in the side view by wrapping the kick pedal when starting the engine in the vehicle width direction, Further, it is necessary to form it so as to make it rotate backward, but in the present invention, such a need does not exist, and the kick pedal has a more effective shape and rotation form.

  According to the fourth feature of the present invention, since the center axis of the kick shaft is located above the center axis of the pivot shaft, the inner surface of the pedal base in the vehicle width direction is more outward than the outer surface of the center frame in the vehicle width direction. In order to arrange the center frame so that it is wrapped in the kick pedal when starting the engine in the vehicle width direction and the gap is kept in a side view, it is necessary to form the center frame so that it further turns further backward. On the other hand, the center frame can be arranged forward and downward without such a need.

  According to the fifth feature of the present invention, the cover member is not only supported by one center frame, but also extends to one support frame connected to one center frame of the pair of left and right support frames. Therefore, the cover member is connected to the support frame connected to one of the center frames, which is advantageous in terms of strength.

  Further, according to the sixth aspect of the present invention, the inner surface of the kick pedal is disposed in front of the kick shaft at a position equivalent to the outer surface in the vehicle width direction of one center frame in the running state after the engine is started. It is possible to switch between a state in which the kick pedal extends upward and a state in which the kick pedal extends outward from the outer end of the kick shaft when starting the engine. In the running state after starting, the shaft is supported by a pivot shaft provided at the outer end of the kick shaft with an axis extending upward from the central axis of the kick shaft, and the portion of the cover member located behind the kick shaft is The distance between the outer surface in the vehicle width direction and the outer surface in the vehicle width direction of one center frame is set to a value corresponding to the outer diameter of the pedal base. It can be easily set so as to place the outer surface of the portion that is disposed behind the kick shaft of the cover member on the extension of the rear of the outer surface.

1 is a right side view of a motorcycle. It is a right view of a vehicle body frame. It is a principal part enlarged view of FIG. It is the perspective view seen from the 4 arrow direction of FIG. It is the top view seen from the 5-5 line arrow direction of FIG.

  Embodiments of the present invention will be described with reference to FIGS. In the following description, front and rear, left and right, and top and bottom refer to directions viewed from a passenger who rides a motorcycle.

1 and 2, this saddle-ride type vehicle is a motorcycle for traveling on rough terrain, and its body frame F can steer a front fork 11 and a bar-shaped steering handle 12 as steering parts. A head pipe 13 supported on the main pipe 14, a main frame 14 extending rearwardly downward from the head pipe 13, a down frame 15 extending rearwardly downward from the head pipe 13 at a steeper angle than the main frame 14, and the main frame 14 a pair of left and right center frames 16 ... and extending downward from the rear end, the other end portion together when one end is continuously provided on the lower end of the down frame 15 is continuously provided on the center frame 16 ... lower end of the A pair of left and right lower frames 17; a pair of left and right seat frames 18 extending rearward from the rear of the main frame 14; A lower frame of a center frame 16 and a pair of left and right support frames 19 connecting the seat frames 18 are provided, and the center frame 16 and the lower frame 17 are formed so as to be integrally connected by bending a single pipe. The

  A front wheel WF is pivotally supported at the lower end of the front fork 11. Further, plate members forming pivot shaft support portions 20 are fixed to lower portions of the pair of left and right center frames 16. The rear wheels WR are pivotally supported at the rear end portions of the pivot shaft support portions 20. A pivot shaft 22 at the front end of the swing arm 21 is rotatably supported, and a rear cushion unit 24 is provided between the bracket 23 provided at the rear portion of the main frame 14 and the swing arm 21.

  Referring also to FIG. 3, the vehicle body frame F is mounted with an engine E having a crankcase 26 close to the center frame 16 from the front in a side view, and is positioned above the engine E. A fuel tank 27 is supported by the main frame 14, and a passenger seat 28 disposed behind the fuel tank 27 is supported by the seat frame 18.

  The power from the engine E is transmitted to the rear wheel WR through an endless chain 29 disposed on the left side of the rear wheel WR. The intake device 31 connected to the cylinder head 30 of the engine E includes an air cleaner 32 disposed below the riding seat 28 and a carburetor 33 interposed between the air cleaner 32 and the cylinder head 30. And disposed behind the cylinder head 30. An exhaust device 34 for guiding exhaust gas from the cylinder head 30 has an upstream end connected to the front side wall of the cylinder head 30 and an exhaust pipe 35 extending rearward through the right side of the engine E, and the exhaust pipe 35. An exhaust muffler 36 connected to the downstream end of the rear wheel WR and disposed on the left upper side of the rear wheel WR. A portion of the exhaust pipe 35 passing through the right side of the engine E is a heat shield cover 37 from the outside. Covered.

  In front of the right center frame 16 which is one of the pair of left and right center frames 16..., It is rotatably supported by the rear portion of the crank case 26 and protrudes outward in the vehicle width direction from the crank case 26. Thus, the kick shaft 41 is arranged, and a kick pedal 42 for starting the engine E by a driver's leg operation is attached to the outer end portion 41a of the kick shaft 41.

  Moreover, the kick pedal 42 is rotated together with the kick shaft 41 when the engine E is started, so that the kick pedal 42 passes outside the outer side surface of the right center frame 16 in the vehicle width direction. The position in the vehicle width direction of the outer end portion 41a of the kick shaft 41 is set.

  4 and 5 together, at least a portion of the right center frame 16 disposed behind the kick shaft 41 is located at the position indicated by the solid line in FIG. It is covered from the outside in the vehicle width direction by a cover member 43 that is formed so as to avoid interference with the kick pedal 42 that rotates to the position indicated by the chain line, and is fixed to the vehicle body frame F. The cover member 43 is not only supported by the right center frame 16 but also extends to the right support frame 19 side of the pair of left and right support frames 19 connected to the right center frame 16 to support the right support. It is also supported by the frame 19.

  Further, the central axis C1 of the kick shaft 41 is disposed above the central axis C2 of the pivot shaft 22, and the kick pedal 42 attached to the outer end portion 41a of the kick shaft 41 is used to start the engine E. At the time of the rotation, it is rotated to the right center frame 16 side, and in the running state after the engine E is started, as shown by the chain line in FIG. In this embodiment, the kick pedal 42 extends forward and upward from the central axis C1 so as to intersect the central axis C1 of the kick shaft 41 in the running state after the engine E is started. .

  The outer end portion 41a of the kick shaft 41 is provided with a pivot shaft 44 having an axis extending upward from the central axis C1 of the kick shaft 41 in the running state after the engine E is started. Reference numeral 42 denotes a cylindrical pedal base 42a rotatably supported on the pivot shaft 44, and the pedal base 42a so as to extend forward and upward from the pedal base 42a when the engine E is running. A lever portion 42b having one end portion provided continuously with the other end portion of the lever portion 42b so as to extend forward from the other end portion of the lever portion 42b in a running state after the start of the engine E. Pedal part 42c. In addition, the pedal base 42a has a state in which the kick pedal 42 extends forward and upward from the kick shaft 41 in a running state after the engine E is started (a state indicated by a solid line in FIG. It is possible to switch between a state in which the kick pedal 42 extends outward from the outer end 41a of the kick shaft 41 in the vehicle width direction (a state indicated by a solid line in FIG. 3) around the axis of the support shaft 44. Between the pedal base portion 42a and the kick shaft 41, a biasing means (not shown) is provided between the pedal base portion 42a and the kick shaft 41 so as to bias the kick pedal 42 to the side extending forward and upward from the kick shaft 41.

  As clearly shown in FIG. 5, when the kick pedal 42 is in a state of extending forward and upward from the kick shaft 41 in the running state after the engine E is started, the inner surface 45 of the kick pedal 42 is The right side center frame 16 is disposed at a position equivalent to the outer side surface in the vehicle width direction.

  Further, an outer surface 43a of a portion of the cover member 43 disposed behind the kick shaft 41 has a vehicle width direction of the kick pedal 42 in a running state after the engine E is started, as shown in FIG. For this purpose, the outer surface 43a of the portion of the cover member 43 located behind the kick shaft 41 in the vehicle width direction and the right center frame 16 are arranged on the rearward extension of the outer surface 46. Is set to a value corresponding to the outer diameter D of the pedal base 42a.

  Next, the operation of this embodiment will be described. The vehicle body frame F on which the engine E is mounted includes a head pipe 13 that supports the front fork 11 and the bar-shaped steering handle 12 so as to be steerable, and the head pipe 13. A pair of left and right shafts having a main frame 14 extending downward from the rear and a pivot shaft support 20 extending downward from the rear end of the main frame 14 and pivotally supporting the pivot shaft 22 at the front end of the swing arm 21. The crankcase 26 of the engine E is disposed so as to be close to the center frame 16 from the front in a side view, and is disposed in front of the right center frame 16 so as to be in the crankcase. The crankcase 26 is rotatably supported at the rear portion of the crankcase 26. A kick pedal 42 for starting the engine E by a driver's leg operation is attached to the outer end 41a of the kick shaft 41 protruding outward in the vehicle width direction. The position in the vehicle width direction of the outer end portion 41a of the kick shaft 41 is set so that the kick pedal 42 that rotates together with the kick shaft 41 passes outside the outer surface in the vehicle width direction of the right center frame 16. Therefore, it is unnecessary to form a recess in the center frame 16 for avoiding interference with the kick pedal 42, so that a reduction in the cross-sectional area of the center frame 16 is avoided and the saddle riding is not equipped with the kick pedal 42. The center frame 16 can be shared with the type vehicle, and the center frame 16 is moved forward to make the entire body frame F small and light. It can be of.

  Further, a cover member 43 formed so as to avoid interference with the kick pedal 42 that rotates when the engine E is started has a portion disposed at least behind the kick shaft 41 in the right center frame 16. The outer surface 43a of the cover member 43 that is fixed to the vehicle body frame F so as to cover from the outside in the vehicle width direction and is arranged behind the kick shaft 41 of the cover member 43 is in the running state after the engine E is started. Since the kick pedal 42 is disposed on the rearward extension of the outer surface 46 in the vehicle width direction, the kick pedal 42 is disposed on the outer side of the kick shaft 41 so as to pass outside the outer surface of the right center frame 16 in the vehicle width direction. Even when the position of the end portion 41a in the vehicle width direction is set, the cover member 43 that does not need strength to support the engine E and the swing arm 21 is used for traveling. It is possible to prevent the kick pedal 42 is in the way of driving operation protrudes from the other components.

  Further, the kick pedal 42 is rotated toward the right center frame 16 when the engine E is started, and the center axis of the kick shaft 41 is in a running state after the engine E is started. Although it is a lever shape that extends upward from C1, in the conventional one in which the inner surface in the vehicle width direction of the pedal base is not on the outer side in the vehicle width direction than the outer surface of the center frame, In order to arrange the center frame so as to keep the gap in a side view by wrapping with the center frame, it is necessary to form the center frame so as to further rotate backward, whereas in the present invention, there is no such need. This is a more effective kick pedal 42 shape and rotation form.

  Further, since the center axis C1 of the kick shaft 41 is disposed above the center axis C2 of the pivot shaft 22, the inner surface in the vehicle width direction of the pedal base is not on the outer side in the vehicle width direction than the outer surface of the center frame. In order to arrange the center frame so as to wrap the kick pedal at the start of the engine E in the vehicle width direction so as to maintain a gap in a side view, it is necessary to form the center frame so that it further turns rearward. On the other hand, the center frame 16 can be disposed forward and downward without such a need.

  Further, the cover member 43 is not only supported by the right center frame 16 but also extends to the right support frame 19 side of the pair of left and right support frames 19. Therefore, the cover member 43 is connected to the right support frame 19 connected to the right center frame 16, which is advantageous in terms of strength.

  Further, in a running state after the engine E is started, the kick pedal 42 is provided on a pivot shaft 44 provided at an outer end portion 41a of the kick shaft 41 having an axis extending upward from the central axis C1 of the kick shaft 41. A cylindrical pedal base 42a has an inner surface 45 of the kick pedal 42 at a position equivalent to the outer side surface in the vehicle width direction of the right center frame 16 in the running state after the engine E is started. The kick pedal 42 extends forward and upward from the kick shaft 41, and the kick kicks outward from the outer end 41a of the kick shaft 41 in the vehicle width direction around the axis of the pivot shaft 44 when the engine E is started. The pedal 42 is supported so as to be able to switch between the extended state and the outer surface 43a in the vehicle width direction of the portion of the cover member 43 located behind the kick shaft 41 and in the vehicle width direction. Since the distance L between the outer side surfaces in the vehicle width direction of the right center frame 16 is set to a value corresponding to the outer diameter D of the pedal base portion 42a, the outer surface along the vehicle width direction of the kick pedal 42 in the running state The outer surface 43a of the portion of the cover member 43 disposed behind the kick shaft 41 can be easily set on the rearward extension 46.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made without departing from the present invention described in the claims. Is possible.

DESCRIPTION OF SYMBOLS 11 ... Front fork 12 which is operation part ... Steering handle 13 which is steering part ... Head pipe 14 ... Main frame 16 ... Center frame 18 ... Seat frame 19 ... Support Frame 20 ... Pivot shaft support 21 ... Swing arm 22 ... Bot shaft 26 ... Crank case 41 ... Kick shaft 41a ... Outer end portion 42 of kick shaft ... Kick pedal 42a ... Pedal base 43 ... Cover member 43a ... Outer surface 44 of the portion of the cover member arranged behind the kick shaft ... Pivot shaft 45 ... Inner surface in the vehicle width direction of the kick pedal 46 ... Outer surface C1 of kick pedal in the vehicle width direction ... Center axis C2 of kick shaft ... Center axis D of pivot shaft D ... Outer diameter E of pedal base The distance between the engine F · · · body frame L · · · outer surface in the vehicle width direction of a portion located rearward of the kick shaft of the cover member and the vehicle width direction outer side face of one of the center frame

Claims (6)

A head pipe (13) that supports the steering components (11, 12) so as to be steerable, a main frame (14) that extends rearward and downward from the head pipe (13), and a lower side from the rear end of the main frame (14) A vehicle body frame (F) including a pair of left and right center frames (16) having a pivot shaft support portion (20) that extends in the direction and pivotally supports a pivot shaft (22) at a front end portion of the swing arm (21). An engine (E) having a crankcase (26) that is close to the center frame (16) from the front in a side view is mounted, and the front of one center frame (16) of the pair of left and right center frames (16). And is rotatably supported at the rear part of the crankcase (26), and the vehicle width from the crankcase (26). The outer end of the kick shaft which projects toward the outside (41) (41a), the saddle-ride type vehicle kick pedal (42) is mounted for starting the engine (E) in the legs operation of the driver,
The kick pedal (42) that rotates together with the kick shaft (41) when starting the engine (E) passes through the outer side in the vehicle width direction of the one center frame (16). The vehicle width direction position of the outer end (41a) of the kick shaft (41) is set ,
A cover member (43) fixed to the vehicle body frame (F) so as to cover at least a portion of the one center frame (16) disposed behind the kick shaft (41) from the outside in the vehicle width direction. The portion of the cover member (43) disposed behind the kick shaft (41) is formed so as to avoid interference with the kick pedal (42) that rotates when the engine (E) is started. the outer surface (43a) is a saddle characterized by Rukoto disposed on the extension of the rear of the outer surface (46) in the vehicle width direction of the engine the kick pedal in the running state after the start of the (E) (42) Ride type vehicle. When the kick pedal (42) is in a running state after starting, the outer side surface in the vehicle width direction of the cylindrical pedal base (42a) of the kick pedal (42) is the largest in the vehicle width direction of the kick pedal (42). The saddle-ride type vehicle according to claim 1, wherein the saddle-ride type vehicle is located on the outer side and an inner side surface in the vehicle width direction of the pedal base portion (42a) is located on the innermost side in the vehicle width direction of the kick pedal (42) when starting. .   The kick pedal (42) is rotated toward the one center frame (16) during the rotation of the engine (E) when the engine (E) is started. The saddle riding type vehicle according to claim 1 or 2, wherein the saddle riding type vehicle has a lever shape extending upward from a central axis (C1) of the kick shaft (41).   The center axis (C1) of the kick shaft (41) is disposed above the center axis (C2) of the pivot shaft (22), according to any one of claims 1 to 3. A saddle-ride type vehicle. The vehicle body frame (F) includes a pair of left and right support frames connecting a pair of left and right seat frames (18) extending rearward from the main frame (14) and a lower portion of the center frame (16) and the seat frame (18). A frame (19) is provided, and the cover member (43) is not only supported by the one center frame (16), but also the one center frame (16) of the pair of left and right support frames (19). The saddle riding type vehicle according to any one of claims 1 to 4, wherein the saddle riding type vehicle extends to one support frame (19) side and is supported by the one support frame (19). In the running state after the engine (E) is started, a pivot provided on the outer end (41a) of the kick shaft (41) having an axis extending upward from the central axis (C1) of the kick shaft (41). A cylindrical pedal base (42a) included in the kick pedal (42) is attached to the support shaft (44) outside the vehicle width direction of the one center frame (16) in a running state after the engine (E) is started. A state in which the inner surface (45) of the kick pedal (42) is disposed at a position equivalent to the side surface in the vehicle width direction and the kick pedal (42) extends forward and upward from the kick shaft (41); and the engine (E) At the time of starting, the kick pedal (42) is supported so that it can be switched around the axis of the pivot shaft (44) from the outer end (41a) of the kick shaft (41) outward in the vehicle width direction. , The cover member ( 3), the distance (L) between the outer surface (43a) in the vehicle width direction of the portion located behind the kick shaft (41) and the outer surface in the vehicle width direction of the one center frame (16) is The saddle riding type vehicle according to any one of claims 1 to 5, wherein the saddle riding type vehicle is set to a value corresponding to an outer diameter (D) of the pedal base (42a).

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