JP7357036B2 - saddle type vehicle - Google Patents

Description

The present invention relates to a saddle-ride type vehicle.

2. Description of the Related Art Hitherto, a saddle-ride type vehicle is known that includes a rear fender that is disposed above the rear wheels and a rectifying member that is disposed below the rear fender and rectifies the traveling wind (see, for example, Patent Document 1). In Patent Document 1, the rectifying member has a plate shape that is disposed on the outside in the vehicle width direction with respect to the rear wheels so as to face the outside in the vehicle width direction, and guides the traveling wind outward.

Japanese Patent Application Publication No. 11-20765

In a saddle-ride type vehicle, it is desirable to effectively rectify the driving wind below the rear fender.
The present invention has been made in view of the above-mentioned circumstances, and an object of the present invention is to make it possible to effectively rectify the driving wind below the rear fender.

The saddle-riding type vehicle includes a rear fender disposed above the rear wheels, and a rectifying member disposed below the rear fender for rectifying the traveling wind. It is a plate-shaped member whose upper surface faces the lower surface of the rear fender from below. It is characterized by being exposed to the outside without being covered .

To effectively rectify running wind below a rear fender in a saddle-ride type vehicle.

1 is a side view of a saddle-ride type vehicle according to an embodiment of the present invention. FIG. 2 is a perspective view of the rear part of the saddle-ride type vehicle viewed from the rear side. FIG. 3 is a plan view of the flow regulating member when viewed from the rear wheel side.

Embodiments of the present invention will be described below with reference to the drawings. In addition, in the description, directions such as front, rear, left, right, and top and bottom are the same as directions with respect to the vehicle body unless otherwise specified. Further, the symbol FR shown in each figure indicates the front of the vehicle body, the symbol UP indicates the upper side of the vehicle body, and the symbol LH indicates the left side of the vehicle body.

[Embodiment]
FIG. 1 is a side view of a saddle-ride type vehicle 10 according to an embodiment of the present invention.
The saddle type vehicle 10 includes a body frame 11, a power unit 12 supported by the body frame 11, a front fork 14 that supports a front wheel 13 in a steerable manner, a swing arm 16 that supports a rear wheel 15, and a seat for a passenger. The vehicle is equipped with a seat 17.
The saddle type vehicle 10 is a vehicle in which a passenger is seated astride a seat 17. The seat 17 is provided above the rear part of the vehicle body frame 11.

The vehicle body frame 11 includes a head pipe 18 provided at the front end of the vehicle body frame 11, a front frame 19 located behind the head pipe 18, and a rear frame 20 located behind the front frame 19. A front end of the front frame 19 is connected to the head pipe 18.
The seat 17 is supported by the rear frame 20.

The front fork 14 is supported by a head pipe 18 so as to be steerable left and right. The front wheel 13 is supported by an axle 13a provided at the lower end of the front fork 14. A steering handle 21 held by a passenger is attached to the upper end of the front fork 14.

The swing arm 16 is supported by a pivot shaft 22 supported by the vehicle body frame 11. The pivot shaft 22 is a shaft that extends horizontally in the vehicle width direction. A pivot shaft 22 is inserted through the front end of the swing arm 16 . The swing arm 16 swings up and down about a pivot shaft 22.
The rear wheel 15 is supported by an axle 15a provided at the rear end of the swing arm 16.

The power unit 12 is disposed between the front wheels 13 and the rear wheels 15 and is supported by the vehicle body frame 11.
Power unit 12 is an internal combustion engine. The power unit 12 includes a crankcase 23 and a cylinder portion 24 that accommodates a reciprocating piston. An exhaust device 25 is connected to the exhaust port of the cylinder portion 24 .
The output of the power unit 12 is transmitted to the rear wheels 15 by a driving force transmission member that connects the power unit 12 and the rear wheels 15.

The saddle type vehicle 10 also includes a front fender 26 that covers the front wheels 13 from above, a rear fender 27 that covers the rear wheels 15 from above, a step 28 on which the rider rests his/her feet, and a fuel tank that stores fuel used by the power unit 12. A tank 29 is provided.
The front fender 26 is attached to the front fork 14. The rear fender 27 and the step 28 are provided below the seat 17. The fuel tank 29 is supported by the vehicle body frame 11.

The saddle-ride type vehicle 10 is a motorcycle.
The front frame 19 includes a pair of left and right main frames 31 extending rearward and downward from the head pipe 18 , a pair of left and right center frames 32 extending downward from the rear end of the main frame 31 , and a pair of left and right center frames 32 extending downward from the head pipe 18 to the main frame 31 . It includes a pair of left and right down frames 33 extending rearward and downward.
The rear frame 20 extends rearward and upward from the top of the center frame 32.
Pivot shaft 22 is attached to center frame 32.
The swing arm 16 extends rearward from the pivot shaft 22 under the rear frame 20.
The rear end portion of the exhaust device 25 is constituted by a muffler 25a that reduces exhaust noise. The muffler 25a overlaps the front portion of the rear wheel 15 from the outside in the vehicle width direction.

The saddle-ride type vehicle 10 includes a vehicle body cover 35 that covers a vehicle body constituted by a vehicle body frame 11, a power unit 12, and the like.
The vehicle body cover 35 includes, at the rear of the vehicle, a pair of left and right rear side covers 36 that cover the rear frame 20 from the outside in the vehicle width direction below the seat 17.

The rear fender 27 is provided below the left and right rear side covers 36. The rear fender 27 is located directly above the rear wheel 15 and covers the front part of the rear wheel 15 from above.
The saddle-ride type vehicle 10 also includes a license plate holder 38 that extends rearward and downward with respect to the rear fender 27. The license plate holder 38 covers the rear wheel 15 from above behind the rear fender 27. License plate holder 38 supports license plate 39.
The saddle-ride type vehicle 10 includes a rectifying member 50 that is disposed below the rear fender 27 and rectifies the traveling wind.

FIG. 2 is a perspective view of the rear part of the saddle-ride type vehicle 10 viewed from the rear side.
Referring to FIGS. 1 and 2, the rear fender 27 has a plate shape with the thickness direction oriented in the vertical direction. The lower surface 27a of the rear fender 27 is arranged to be inclined rearward upward along the lower edge 36a of the rear side cover 36 when viewed from the side of the vehicle.
The rear fender 27 closes the gap between the left and right rear side covers 36 and covers the rear frame 20 from below.

The rear fender 27 integrally includes a fender center portion 41 that constitutes the center portion of the rear fender 27 in the vehicle width direction, and a pair of left and right fender side portions 42 located outside in the vehicle width direction with respect to the fender center portion 41. .
The fender center portion 41 is located directly above the front portion of the rear wheel 15 and covers the upper surface 15b of the front portion of the rear wheel 15 from above. The fender center portion 41 is inclined upward toward the rear when viewed from the side of the vehicle.

The fender side portions 42 extend upwardly and outwardly in the vehicle width direction from the left and right side edges of the fender center portion 41 . The front edge of the fender side portion 42 is connected to the lower edge 36a of the rear side cover 36. The fender side portion 42 is inclined upward toward the rear when viewed from the side of the vehicle.

FIG. 3 is a plan view of the flow regulating member 50 when viewed from the rear wheel 15 side.
Referring to FIGS. 1 to 3, the rectifying member 50 has a plate shape and is arranged with its thickness direction oriented in the vertical direction. The rectifying member 50 is a plate-shaped member that is arranged such that an upper surface 50a of the rectifying member 50 faces the lower surface 27a of the rear fender 27 from below.
The flow regulating member 50 is attached to the upper part of the lower surface 27a of the rear fender 27. The flow regulating member 50 covers the upper part of the lower surface 27a from below.
When viewed from the side of the vehicle, the flow regulating member 50 is arranged so as to be inclined rearwardly upward along the lower surface 27a.

The flow regulating member 50 is formed along the fender center portion 41 and the left and right fender side portions 42 .
The flow straightening member 50 includes a flow straightening member center portion 51 (center portion) constituting a central portion of the flow straightening member 50 in the vehicle width direction, and a pair of left and right flow regulating member sides located on the outer side in the vehicle width direction with respect to the flow straightening member center portion 51. 52 is integrally provided.

The flow regulating member center portion 51 is arranged to face the fender center portion 41 from below, and covers the fender center portion 41 from below. The flow regulating member central portion 51 is a substantially flat plate-shaped portion that extends along the fender central portion 41 .
The center portion 51 of the flow regulating member is located directly above the front portion of the rear wheel 15 and covers the upper surface 15b from above. The center portion 51 of the flow regulating member is inclined upward toward the rear when viewed from the side of the vehicle.
In a plan view of FIG. 3, the flow regulating member central portion 51 is formed in a tapered shape so that the width in the vehicle width direction becomes smaller toward the rear of the vehicle.

The flow regulating member side portions 52 extend upwardly forward and outward in the vehicle width direction from the left and right side edges 51a (side portions) of the center portion 51 of the flow regulating member.
The flow regulating member side portion 52 is arranged to face the fender side portion 42 from below, and covers the fender side portion 42 from below. The flow regulating member side portion 52 extends outward in the vehicle width direction with respect to the rear wheel 15. The flow regulating member side portion 52 is a substantially flat plate-shaped portion along the fender side portion 42 .
The width of the rectifying member 50 in the vehicle width direction becomes smaller toward the rear of the vehicle when viewed from above in FIG. 3 .

In the flow regulating member 50, the left and right flow regulating member side portions 52 extend forward and upward relative to the flow regulating member center portion 51, so that the flow regulating member center portion 51 is larger than both ends 50b (side edges) in the vehicle width direction of the flow regulating member 50. is located at the bottom. Here, each end portion 50b is an upper end portion of the left and right fender side portions 42. Further, each end portion 50b is a side edge of the rectifying member 50 in the left-right direction.

The upper surface 50a of the flow regulating member 50 is spaced downward from the lower surface 27a of the rear fender 27. Thereby, a space 55 in which articles can be stored is formed between the lower surface 27a of the rear fender 27 and the upper surface 50a of the flow regulating member 50. Both ends 50b abut against the lower surface 27a of the rear fender 27. Therefore, the airtightness of the space 55 is improved.

A hinge 56 is provided at the front end of the rectifying member 50 when viewed from the side of the vehicle. The flow regulating member 50 is connected to the rear fender 27 via a hinge 56. The hinge 56 is, for example, a shaft extending in the vehicle width direction.
The rectifying member 50 is vertically swingable about a hinge 56. The rectifying member 50 opens and closes the space 55 by swinging up and down.

In FIG. 1, the flow regulating member 50 is in a closed state. The rectifying member 50 is locked in a closed state by a locking mechanism (not shown).
When the lock by the locking mechanism is released and the rectifying member 50 is swung downward relative to the state shown in FIG. 1, the rectifying member 50 will be in an open state.
The article is put into the space 55 from the rear with the rectifying member 50 open. Thereafter, by closing the rectifying member 50, the articles can be stored in the space 55.
When the flow regulating member 50 is closed, the angle of inclination of the center portion 51 of the flow regulating member is closer to the horizontal than the angle of inclination of the center portion 41 of the fender when viewed from the side of the vehicle. Therefore, the size of the space 55 increases as it goes upward.

In a side view of the vehicle, the upper edge 50c of the flow regulating member 50 is disposed further forward than the upper end 15c of the rear wheel 15. The upper edge 50c is also the rear edge of the rectifying member 50. That is, the entire rectifying member 50 is located forward of the upper end 15c. The upper end 15c is located directly above the axle 15a. In the vehicle side view of FIG. 1, the upper edge 50c is provided so as to extend rearward from the upper end of the end portion 50b.
On the front side of the upper end 15c, the upper surface 15b of the rear wheel 15 is inclined downward toward the front. Therefore, on the front side of the upper end 15c, it is easy to ensure a clearance between the upper surface 15b and the flow regulating member 50, and the degree of freedom in arranging the flow regulating member 50 is high.

The traveling wind W, which is part of the traveling wind of the saddle-ride type vehicle 10, flows rearward and upward along the lower part of the lower surface 27a of the rear fender 27, and then flows rearward and upward along the lower surface of the rectifying member 50. The lower surface of the flow regulating member 50 is a flat surface without any protrusions or the like.
The traveling wind W is rectified by flowing backward and upward along the lower surface of the rectifying member 50. This makes it possible to suppress the generation of vortices in the wind W flowing below the rear fender 27, improve aerodynamic characteristics, and reduce noise caused by the wind W.

In the flow regulating member 50, a flow regulating member center portion 51 located at the center of the vehicle width projects downward with respect to left and right flow regulating member side portions 52. The traveling wind W flows rearward and upward along the rectifying member central portion 51 and the left and right rectifying member side portions 52. Therefore, the traveling wind W can be rectified in a well-balanced manner on the left and right sides of the rectifying member central portion 51.
Both ends 50b and an upper edge 50c of the flow regulating member 50 in the vehicle width direction are located below the lower surface 27a of the rear fender 27 and are exposed to the outside of the rear fender 27. Therefore, the traveling wind W can be rectified over a wide range on the lower surface of the rectifying member 50.

As described above, according to the embodiment to which the present invention is applied, the saddle-ride type vehicle 10 has a rear fender 27 disposed above the rear wheel 15 and a rear fender 27 disposed below the rear fender 27 to prevent wind from traveling. The rectifying member 50 is a plate-shaped member that is disposed in such a manner that the upper surface 50a of the rectifying member 50 faces the lower surface 27a of the rear fender 27 from below, and is attached to the rear fender 27. It will be done.
According to this configuration, the traveling wind W flowing below the rear fender 27 can be effectively rectified by the plate-shaped rectifying member 50 disposed facing the lower surface 27a of the rear fender 27 from below.

Further, the flow regulating member 50 is formed such that the flow regulating member center portion 51, which is the center portion in the vehicle width direction, is located lower than both end portions 50b of the flow regulating member 50 in the vehicle width direction, and the flow regulating member center portion 51 is located below the lower surface 27a of the rear fender 27. A space 55 is formed between the flow regulating member 50 and the flow regulating member 50 .
According to this configuration, articles can be stored in the space 55 between the lower surface 27a of the rear fender 27 and the flow regulating member 50. Furthermore, since the center portion 51 of the rectifying member 50 is located below both ends 50b in the vehicle width direction, a large space 55 can be secured, and the traveling wind W can be rectified in a well-balanced manner in the vehicle width direction.

Further, both end portions 50b abut against the rear fender 27.
According to this configuration, the airtightness of the space 55 can be improved, and articles can be stored well.

Further, the flow regulating member 50 includes a pair of left and right flow regulating member side portions 52 extending upward from the left and right sides of the flow regulating member central portion 51 .
According to this configuration, the space 55 can be largely partitioned by the center portion 51 of the rectifying member and the left and right side portions 52 of the rectifying member extending upward, so that articles can be stored satisfactorily.

Further, a hinge 56 is provided at the front part of the flow regulating member 50, and the flow regulating member 50 can swing up and down via the hinge 56.
According to this configuration, by vertically swinging the rectifying member 50 via the hinge 56, the space 55 can be opened and closed, and articles can be easily taken in and out of the space 55.

Further, the flow regulating member 50 is arranged forward of the upper end 15c of the rear wheel 15.
According to this configuration, a clearance between the rear wheel 15 and the flow regulating member 50 can be easily secured in front of the upper end 15c of the rear wheel 15. Therefore, the degree of freedom in arranging the flow regulating member 50 can be increased.

In addition, when viewed from the side of the vehicle, the end portion 50b and the upper edge 50c, which are the left and right side edges of the flow regulating member 50, are exposed to the outside below the lower surface 27a.
According to this configuration, since the left and right ends 50b and the upper edge 50c of the straightening member 50 are exposed to the outside below the lower surface 27a of the rear fender 27, much of the traveling wind W can be directed along the straightening member 50. and can be effectively rectified.

Further, the flow regulating member 50 extends outward in the vehicle width direction with respect to the rear wheel 15.
According to this configuration, the traveling wind W flowing outward in the vehicle width direction with respect to the rear wheels 15 below the rear fender 27 can be rectified by the rectifying member 50, and the traveling wind W can be effectively rectified.

Note that the above embodiment shows one mode to which the present invention is applied, and the present invention is not limited to the above embodiment.
In the embodiment described above, the rear fender 27 integrally includes the fender center portion 41 and the left and right fender side portions 42, but the fender center portion 41 and the left and right fender side portions 42 may be provided separately, for example. Further, covers that are supported on the vehicle body frame 11 side and cover the rear wheels 15 from above are included in the rear fender.
Further, in the above embodiment, a motorcycle has been described as an example of the saddle-riding vehicle 10, but the present invention is not limited to this. It is applicable to a saddle type vehicle with wheels and a saddle type vehicle with four or more wheels.

[Configuration supported by the above embodiment]
The above embodiment supports the following configurations.

(Configuration 1) In a saddle-ride type vehicle including a rear fender disposed above the rear wheels and a rectifying member disposed below the rear fender for rectifying the traveling wind, the rectifying member is configured to A saddle-riding type vehicle, characterized in that the upper surface is a plate-like member disposed facing the lower surface of the rear fender from below, and is attached to the rear fender.
According to this configuration, the plate-shaped rectifying member disposed on the lower surface of the rear fender so as to face it from below can effectively rectify the driving wind flowing below the rear fender.

(Configuration 2) The flow regulating member is formed such that a center portion in the vehicle width direction is located lower than both ends of the flow regulating member in the vehicle width direction, and the flow regulating member is formed between the lower surface of the rear fender and the flow regulating member. The saddle-ride type vehicle according to configuration 1, wherein a space is formed in the saddle type vehicle.
According to this configuration, articles can be stored in the space between the lower surface of the rear fender and the rectifying member. In addition, since the center portion of the rectifying member in the vehicle width direction is located lower than both end portions in the vehicle width direction, a large space can be secured and the flow can be rectified in a well-balanced manner in the vehicle width direction.

(Structure 3) The saddle-ride type vehicle according to Structure 2, wherein the both ends are in contact with the rear fender.
According to this configuration, the airtightness of the space can be improved, and articles can be stored well.

(Structure 4) The saddle-ride type vehicle according to Structure 2 or 3, wherein the flow regulating member includes a pair of left and right flow regulating member side portions extending upward from left and right side portions of the central portion.
According to this configuration, the space can be largely partitioned by the central portion and the left and right side portions of the rectifying member extending upward.

(Structure 5) The saddle according to any one of Structures 2 to 4, wherein a hinge is provided at the front part of the flow regulating member, and the flow regulating member is swingable up and down via the hinge. Riding vehicle.
According to this configuration, by swinging the flow regulating member up and down via the hinge, the space between the lower surface of the rear fender and the flow regulating member can be opened and closed, and articles can be easily taken in and out of this space.

(Structure 6) The saddle-ride type vehicle according to any one of Structures 1 to 5, wherein the flow regulating member is arranged forward of the upper end of the rear wheel.
According to this configuration, it is easy to ensure clearance between the rear wheel and the flow regulating member in front of the upper end of the rear wheel. Therefore, the degree of freedom in arranging the rectifying member can be increased.

(Structure 7) The saddle riding according to any one of Structures 1 to 6, wherein the left and right side edges and the upper edge of the flow regulating member are exposed to the outside below the lower surface when viewed from the side of the vehicle. type vehicle.
According to this configuration, the left and right side edges and the upper edge of the straightening member are exposed to the outside below the lower surface of the rear fender, so much of the driving wind can be directed along the straightening member, effectively straightening it. can.

(Structure 8) The saddle-ride type vehicle according to any one of Structures 1 to 7, wherein the flow regulating member extends outward in the vehicle width direction with respect to the rear wheels.
According to this configuration, the rectifying member can straighten the traveling wind flowing outward in the vehicle width direction with respect to the rear wheels below the rear fender, and the traveling wind can be effectively rectified.

10 saddle type vehicle 15 rear wheel 15c upper end 27 rear fender 27a lower surface 50 rectifying member 50a upper surface 50b end (side edge)
50c Upper edge 51 Center part of rectifying member (center part)
52 Side part of rectifying member 55 Space 56 Hinge

Claims (7)

A saddle-ride type vehicle comprising a rear fender (27) disposed above the rear wheel (15), and a rectifying member (50) disposed below the rear fender (27) for rectifying the traveling wind,
The rectifying member (50) is a plate-shaped member arranged such that the upper surface (50a) of the rectifying member (50) faces the lower surface (27a) of the rear fender (27) from below, and (27), and both ends (50b) and the upper edge (50c) of the rectifying member (50) are exposed to the outside without being covered by other members when viewed from the side of the vehicle. A saddle-riding vehicle. The rectifying member (50) is formed such that a central portion (51) in the vehicle width direction is located lower than both ends (50b) of the flow regulating member (50) in the vehicle width direction,
The saddle-ride type vehicle according to claim 1, wherein a space (55) is formed between the lower surface (27a) of the rear fender (27) and the flow regulating member (50). The saddle-ride type vehicle according to claim 2, wherein the both ends (50b) abut against the rear fender (27). The saddle riding according to claim 2 or 3, wherein the flow regulating member (50) includes a pair of left and right flow regulating member side portions (52) extending upward from left and right side portions of the central portion (51). type vehicle. A hinge (56) is provided at the front of the rectifying member (50),
The saddle-ride type vehicle according to any one of claims 2 to 4, wherein the flow regulating member (50) is vertically swingable via the hinge (56). The saddle-ride type vehicle according to any one of claims 1 to 5, wherein the flow straightening member (50) is arranged forward of an upper end (15c) of the rear wheel (15). The saddle-ride type vehicle according to any one of claims 1 to 6 , wherein the flow regulating member (50) extends outward in the vehicle width direction with respect to the rear wheel (15).

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