JP6827988B2 - Front structure of saddle-riding vehicle - Google Patents

Description

The present invention relates to a vehicle body front structure of a saddle-riding vehicle.

Conventionally, in a vehicle, a structure in which an intake duct is arranged in a cowl and a meter is supported on the upper portion of the intake duct is known (see, for example, Patent Document 1).

Japanese Unexamined Patent Publication No. 2014-69624

In Patent Document 1, the meter is arranged by using the space provided between the intake duct and the cowl, but further effective use of this space is desired.
An object of the present invention is to provide a vehicle body front structure of a saddle-riding vehicle capable of effectively utilizing the space in the vehicle body front.

The vehicle body front structure of the saddle-riding vehicle includes a cowl (40) that covers the periphery of the meter (67) arranged at the front of the vehicle body, and an intake duct that forms an intake passage (58) in the cowl (40). In the vehicle body front structure of a saddle-riding vehicle in which (60) is arranged and the meter (67) is arranged on the upper surface of the intake duct (60), the tip end portion (58a) of the intake passage (58) is The meter (67) is located below the uppermost portion of the connecting portion (60w) supported by the vehicle body of the intake duct (60), and the meter (67) is rearward of the vehicle body with respect to the middle portion of the front-rear length of the intake passage (58). located in electrical equipment (68) is disposed below the straight line (63) passing through the tip portion of the upper portion (67a) and said cowl (40) and (58a) of the meter (67), the intake duct (60) is provided with a resonator (70), the resonator (70) includes a connecting portion (70a) connected to a side wall (60j) of the intake duct (60), and the electrical component (68) is A pair of left and right headlights (52) are provided on the left and right sides of the intake duct (60), and the upper surface (60d) of the intake duct (60) is provided on the inside of the resonator (70) in the vehicle width direction. , positioned above the said headlight (52), said resonator (70) is arranged above the headlight (52), characterized in Rukoto.

In the above configuration, the intake passage (58) is formed of the intake duct (60) and the intake port (51) formed in the cowl (40), and is intermediate in the front-rear length of the intake duct (60). The meter (67) may be arranged behind the portion, and the electrical component (68) may be arranged in front of the intermediate portion of the front-rear length of the intake duct (60).

Further, in the above configuration, the intake duct (60) is a center duct and is arranged at the center in the vehicle width direction, and the electrical component (68) is arranged inside the width of the intake duct (60). You may do so.

Further, in the above configuration, the electrical component (68) is a smart control unit and may be connected to a smart lock system (64) arranged around a steering wheel (21) for steering the front wheels (2). good.

In the front structure of the body of a saddle-mounted vehicle, the tip of the intake passage is located below the top of the connecting part supported by the body of the intake duct, and the meter is from the middle part of the front and rear length of the intake passage. Is located at the rear of the vehicle body, and the electrical components are placed below the straight line that passes through the upper end of the meter and the tip of the cowl, so the straight line that passes through the upper end of the meter and the tip of the cowl and the intake duct Electrical components can be arranged in the dead space formed between the dead spaces, and the dead space can be effectively used.

In the above configuration, the intake passage is formed of an intake duct and an intake port formed in a cowl, and a meter is arranged behind the middle portion of the front-rear length of the intake duct, and from the middle portion of the front-rear length of the intake duct. Since the electrical components are placed in front of the meter, the meter and electrical components can be placed in the dead space formed between the straight line passing through the upper end of the meter and the tip of the cowl and the intake duct. Effective use of dead space can be achieved.

Further, in the above configuration, the intake duct is a center duct and is arranged in the center in the vehicle width direction, and the electrical components are arranged inside the width of the intake duct, so that the electrical components are inside the width of the intake duct. By arranging, the front part of the car body can be made compact.

Further, in the above configuration, the intake duct is provided with a resonator, the resonator includes a connection portion connected to the side wall of the intake duct, extends above the upper surface of the intake duct, and the electrical components are within the width of the intake duct. Since it is arranged in, the resonator can be easily arranged by utilizing the space outside the intake duct in the vehicle width direction.

Further, in the above configuration, a pair of left and right headlights are provided on the left and right sides of the intake duct, the upper surface of the intake duct is located above the headlights, and the resonator is arranged above the headlights. By arranging the headlights and other components in the front part of the vehicle body, the front part of the vehicle body can be made compact.

Further, in the above configuration, the electrical component is a smart control unit, and the connection distance with the smart lock system arranged around the steering wheel for steering the front wheels can be shortened. By arranging the smart control unit in the cowl, the vehicle body can be shortened. The front part can be made compact.

It is a left side view of the motorcycle which concerns on embodiment of this invention. It is a left side view of a body frame, a swing arm, and a rear wheel. It is a front view of the front part of a motorcycle. FIG. 3 is a sectional view taken along line IV-IV of FIG. It is a front view of the front part of a motorcycle with the front cowl removed. It is a front view of the front part of a motorcycle with the cover removed from FIG. It is a top view of the front part of a motorcycle with the front cowl removed. It is a left side view which shows the attachment state of the stay with respect to the body frame. It is a top view of the attached state of the stay. It is a front view which looked at the stay from the front side. It is a left side view of the stay. It is sectional drawing of XII-XII of FIG. It is a left side view of the front structure of a motorcycle.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the explanation, the directions such as front / rear / left / right and up / down are the same as the directions with respect to the vehicle body unless otherwise specified. Further, reference numerals FR shown in each figure indicate the front of the vehicle body, reference numeral UP indicates the upper part of the vehicle body, and reference numeral LH indicates the left side of the vehicle body.

FIG. 1 is a left side view of the motorcycle 1 according to the embodiment of the present invention.
In the motorcycle 1, the engine 11 as a power unit is supported by the body frame 10, the front fork 12 supporting the front wheels 2 is steerably supported by the front end of the body frame 10, and the swing arm 13 supporting the rear wheels 3 is the vehicle body. This is a vehicle provided at the rear of the frame 10.
The motorcycle 1 is a saddle-riding vehicle in which an occupant sits so as to straddle the seat 14, and the seat 14 is provided above the rear portion of the vehicle body frame 10.

FIG. 2 is a left side view of the vehicle body frame 10, the swing arm 13, and the rear wheel 3.
With reference to FIGS. 1 and 2, the vehicle body frame 10 is formed from a head pipe 15 provided at the front end of the vehicle body frame 10, a pair of left and right main frames 16 extending rearward and downward from the head pipe 15, and a rear end of the main frame 16. A pair of left and right pivot frames 17 extending downward and a pair of left and right seat frames 18 extending rearward and upward from the upper part of the pivot frame 17 are provided.
The main frame 16 includes an engine hanger portion 16a that extends downward from the front portion of the main frame 16 to support the engine 11.

The front fork 12 is pivotally supported by the head pipe 15 so as to be steerable to the left and right. A steering handle 21 is provided at the upper end of the front fork 12. The front wheel 2 is pivotally supported by an axle 2a provided at the lower end of the front fork 12.
The swing arm 13 is pivotally supported by a pivot shaft 22 supported by the left and right pivot frames 17. The pivot shaft 22 extends horizontally in the vehicle width direction. The front end of the swing arm 13 is pivotally supported by the pivot shaft 22, and swings up and down about the pivot shaft 22.
The rear wheel 3 is pivotally supported by an axle 3a provided at the rear end of the swing arm 13.

A rear suspension 24 is hung between the vehicle body and the swing arm 13. The upper end of the rear suspension 24 is connected to the vehicle body. The upper end of the rear suspension 24 is connected to the engine 11 as a vehicle body, for example, via a suspension connecting portion (not shown) extending rearward from the rear end portion of the engine 11.
The lower end of the rear suspension 24 is connected to the lower end of the swing arm 13 and the pivot frame 17 via a link mechanism (not shown).

The engine 11 is arranged below the main frame 16 and in front of the pivot frame 17 and fixed to the vehicle body frame 10.
The engine 11 includes a crankcase 28 that supports a crankshaft 27 that extends horizontally in the vehicle width direction (left-right direction), and a cylinder portion 29 that extends forward and upward from the front portion of the crankcase 28. The cylinder portion 29 accommodates a piston (not shown) that reciprocates in the cylinder portion 29. The cylinder axis 29a of the cylinder portion 29 tilts forward with respect to the vertical direction.

The rear portion of the crankcase 28 is a transmission case portion 28a for accommodating a transmission (not shown). The output of the engine 11 is transmitted to the rear wheels 3 via a drive chain 30 that connects the output shaft of the transmission and the rear wheels 3.
The air cleaner box 31 is arranged above the rear of the cylinder portion 29. The air cleaner box 31 is connected to the intake port on the rear surface of the cylinder portion 29 via a throttle body (not shown).
The exhaust pipe 32 of the engine 11 is pulled downward from the exhaust port on the front surface of the cylinder portion 29, passes under the engine 11, and extends rearward. The rear end of the exhaust pipe 32 is connected to a muffler 33 arranged on the side of the rear wheel 3.
The fuel tank 35 is arranged above the main frame 16 between the seat 14 and the air cleaner box 31.
The radiator 36 of the engine 11 is arranged in front of the engine 11.

The motorcycle 1 has a front cowl 40 (body component) that covers the upper part of the front fork 12 and the head pipe 15 from the front as a body cover that covers the body frame 10, the engine 11, and the like, and the front part of the body side. It is provided with a front side cover 41 that covers the engine 11, an undercover 42 that covers the engine 11 from below, a tank cover 43 that covers a part of the air cleaner box 31 and the fuel tank 35, and a rear cover 44 that covers the rear part of the vehicle body.

The front fender 45 that covers the front wheel 2 from above is attached to the front fork 12.
The inner fender 46 that covers the front portion of the rear wheel 3 from above is attached to the swing arm 13.
The rear fender 47 that covers the rear portion of the rear wheel 3 from above extends rearwardly and downwardly from the rear end portion of the seat frame 18.
The step 48 on which the occupant of the seat 14 puts his / her foot is supported by the pivot frame 17 and is arranged behind the pivot frame 17.

FIG. 3 is a front view of the front part of the motorcycle 1. FIG. 4 is a sectional view taken along line IV-IV of FIG.
With reference to FIGS. 1, 3 and 4, the front cowl 40 is a cover member that inclines backward (downward) when viewed from the side of the vehicle. The front cowl 40 is curved so that the portion located at the center of the vehicle width is convex forward.
A pair of left and right rearview mirrors 50 are provided on the upper part of the front cowl 40.
An intake port 51 penetrating the front cowl 40 is provided at the center of the lower part of the front cowl 40 in the vehicle width direction. A pair of left and right headlights 52 (lamps) are provided on the side of the intake port 51 in the lower part of the front cowl 40.

The upper parts of the head pipe 15 and the front fork 12 are covered from the front by the front cowl 40.
The front fork 12 includes a steering shaft 53 rotatably supported by the head pipe 15, a top bridge 54 fixed to the upper end of the steering shaft 53, and a bottom bridge 55 fixed to the lower end of the steering shaft 53. A pair of left and right fork tubes 56 supported by the top bridge 54 and the bottom bridge 55 are provided.

The top bridge 54 extends above the head pipe 15 from the steering shaft 53 in the vehicle width direction and connects the upper ends of the left and right fork tubes 56.
The bottom bridge 55 extends below the head pipe 15 from the steering shaft 53 in the vehicle width direction and connects the left and right fork tubes 56.
The axle 2a is passed between the lower ends of the left and right fork tubes 56.

The head pipe 15 is located at the center of the vehicle width, and is arranged so as to be tilted backward with respect to the vertical direction when viewed from the side of the vehicle.
With reference to FIGS. 2 to 4, the head pipe 15 includes a head pipe main body 15a that pivotally supports the steering shaft 53, an outer shell portion 15b (FIG. 2) that covers the head pipe main body 15a from the periphery, and an outer shell portion. An opening 15d for communicating the space 15c between the 15b and the head pipe main body 15a forward is provided. The rear end portion of the outer shell portion 15b is connected to the air cleaner box 31.

The motorcycle 1 includes an intake duct 60 extending forward from the head pipe 15. The intake duct 60 is a center duct arranged in the center of the vehicle width.
The intake duct 60 is a pipe having a substantially rectangular cross section when cut along a plane orthogonal to the axial direction of the intake duct 60.
The rear end surface 60w of the intake duct 60 is connected to the opening 15d of the head pipe 15, and the intake duct 60 communicates with the space 15c.
The intake duct 60 extends forward while curving downward from the head pipe 15 side when viewed from the side of the vehicle. The tip 60a of the intake duct 60 communicates with the intake port 51 of the front cowl 40. The intake port inner space 51a, which is the space inside the intake port 51 of the front cowl 40, and the duct inner space 60y, which is the space inside the intake duct 60, form an intake passage 58.

The air taken in from the intake port 51 of the front cowl 40 flows into the air cleaner box 31 through the intake duct 60 and the space 15c, is purified by the air cleaner box 31, and then flows into the cylinder portion 29.
The air intake space 51a extends horizontally, and the duct space 60y is curved so as to be convex upward.
The front-rear length L1 of the intake passage 58 is from the tip portion 58a of the intake passage 58 (the portion marked with a black circle and the tip portion at the center of the front cowl 40 in the vehicle width direction (see also FIG. 3)) to the intake duct 60. It is the length up to the rear end portion 60x of the upper surface 60d. The rear end portion 60x is included in the rear end surface 60w.

When the vertical line 59 is drawn in the middle part (position where it becomes L1 / 2) of the front-rear length L1 of the intake passage 58, the meter 67 is arranged behind the vehicle body and in front of the vehicle body from the vertical line 59. The electrical component 68 is arranged.
A space below the front cowl 40 and above the intake duct 60 when a straight line 63 passing through the tip 58a of the intake passage 58 and the upper end 67a (the portion marked with a black circle) of the meter 67 is drawn. The electrical component 68 is arranged in 62 and below the straight line 63.

The front-rear length L2 of the intake duct 60 is the length from the tip 60v of the upper surface 60d of the front cowl 40 to the rear end 60x of the upper surface 60d.
When the vertical line 73 is drawn in the middle part (position that becomes L2 / 2) of the front-rear length L2 of the intake duct 60, the meter 67 is arranged behind the vehicle body from the vertical line 73 and in front of the vehicle body from the vertical line 73. The electrical component 68 is arranged.

In FIG. 4, the electrical component 68 is a smart control unit, which is electrically connected to a smart lock system 64 arranged around a steering wheel that steers the front wheels. The smart lock system 64 is located laterally to the head pipe 15 and includes a lock pin 64a for handle locking.
The electrical component 68 and the smart lock system 64 constitute a smart key system.
The smart key system includes, in addition to the above-mentioned smart lock system 64, a smart key carried by an occupant.
The smart key system is a system in which mutual authentication is performed between the smart lock system 64 and the smart key by communication, and when it is confirmed that the smart key is registered, the main switch can be operated. The main switch is for turning on / off the electric circuit provided in the vehicle, locking or unlocking the steering handle 21, unlocking the seat 14 (see FIG. 1), and unlocking the lid covering the refueling port of the fuel tank 35. It is a switch that performs such as.

FIG. 5 is a front view of the front part of the motorcycle 1 with the front cowl 40 removed. FIG. 6 is a front view of the front part of the motorcycle 1 with the cover 61 described later removed from FIG. FIG. 7 is a plan view of the front portion of the motorcycle 1 viewed from above with the front cowl 40 removed. In addition, in FIGS. 5 to 7, the front side cover 41 is also removed.

With reference to FIGS. 4 to 7, in front of the head pipe 15 inside the front cowl 40, a stay 65 for supporting the front cowl 40, an intake duct 60, a pair of headlights 52, and a headlight 52 are driven. A driver 66, a meter 67 (body component), a box-shaped electrical component 68, a bank angle sensor 69, a pair of left and right resonators 70, and a steering damper 71 (body component) are provided.

Assuming that the width of the intake duct 60 in the vehicle width direction is W, the electrical components 68 are arranged inside the width W of the intake duct 60 in the front view.
In FIGS. 6 and 7, the electrical components 68 are arranged inside the left and right resonators 70 in the vehicle width direction in front view and plan view.
In FIG. 6, the upper surface 60d of the intake duct 60 is located above the left and right headlights 52.
In FIG. 7, the left and right resonators 70 are arranged above the left and right headlights 52 (specifically, the left and right housings 94), respectively.

FIG. 8 is a left side view showing a state in which the stay 65 is attached to the vehicle body frame 10. FIG. 9 is a plan view of the attached state of the stay 65 as viewed from above. FIG. 10 is a front view of the stay 65 as viewed from the front side. FIG. 11 is a left side view of the stay 65. Here, in FIG. 8, the headlight 52, the front fork 12, and the steering damper 71 are not shown. In FIG. 9, the headlight 52, the meter 67, the resonator 70, and the electrical component 68 are not shown.

With reference to FIGS. 8 to 11, the left and right resonators 70 include duct connection portions 70a connected to the left and right side walls 60j of the intake duct 60, respectively. Further, the left and right resonators 70 extend above the upper surface 60d of the intake duct 60 .
The stay 65 includes a pair of left and right arm members 75L and 75R arranged on the left and right sides of the intake duct 60, and a cross member 76 (upper connecting portion) that connects the upper portions of the left and right arm members 75L and 75R to the left and right. Be prepared.
Further, the stay 65 includes inward extending portions 77L, 77R extending inward in the vehicle width direction from the lower ends of the left and right arm members 75L, 75R.
The left and right arm members 75L and 75R are provided substantially symmetrically.

The arm members 75L and 75R are arranged so as to overlap the left and right side surfaces 60b of the intake duct 60 from the outside in the vehicle width direction.
The arm members 75L and 75R extend in the vertical direction on the rear side of the intake duct 60.
The arm members 75L and 75R extend forward and upward from the head pipe 15 as a whole when viewed from the side of the vehicle.

Specifically, the arm members 75L and 75R have an upward extending portion 78 extending diagonally forward and upward from the lower end portion of the head pipe 15, and a rear extending rearward from the upper and lower intermediate portions of the upward extending portion 78. The extension portion 79, the cowl support portion 80 provided at the upper end of the upward extension portion 78, and the inner extension portions 77L and 77R are provided.
When viewed from the front, the lower portion 78a of the upper extending portion 78 extends upward along the left and right side surfaces 60b of the intake duct 60. The upper portion 78b of the upward extending portion 78 is inclined so as to be located outside in the vehicle width direction as it goes upward.
A headlight stay portion 81 projecting forward is provided in the lower portion 78a of the upward extending portion 78.
A duct support portion 82 connected to the intake duct 60 is provided on the upper portion 78b of the upward extending portion 78. The duct support portion 82 is a hole portion that penetrates the upward extending portion 78 in the vehicle width direction.

A lower fixing portion 78c (fixing portion) fixed to the head pipe 15 is provided at the lower end portion of the upward extending portion 78. The lower fixing portion 78c is a hole through which the fixing tool 83a for fastening the stay 65 to the vehicle body frame 10 is inserted from the outside in the vehicle width direction.
An upper fixing portion 79a (fixing portion) fixed to the head pipe 15 is provided at the rear end portion of the rear extending portion 79. The upper fixing portion 79a is a hole through which the fixing tool 83b for fastening the stay 65 to the vehicle body frame 10 is inserted from the outside in the vehicle width direction.
In the arm members 75L, 75R, in the portion between the rear extension portion 79 and the lower portion 78a of the upper extension portion 78, the upper fixing portion 79a and the lower fixing portion 78c are provided at the rear end portion of the arm members 75L, 75R. A notch 84 is provided with a portion between them cut out on the front side. The notch 84 is V-shaped when viewed from the side of the vehicle. The V-shaped tip of the notch 84 points forward.

The cowl support portion 80 includes a support plate portion 80a extending rearward and upward from the rear surface of the upward extending portion 78. The upper surface of the cowl support portion 80, including the support plate portion 80a, is a slope that inclines rearward when viewed from the side of the vehicle. A plurality of fixing portions 80b, 80c, 80d to which the front cowl 40 is fastened are provided on the upper surface of the cowl support portion 80 in the front-rear direction.
The cowl fixtures 85a, 85b, 85c are inserted into the fixing portions 80b, 80c, 80d from above.

The left and right medial extension portions 77L and 77R are connected to each other. That is, the inner extending portions 77L and 77R form a lower connecting portion 86 that connects the lower portions of the arm members 75L and 75R to the left and right below the intake duct 60.
The lower connecting portion 86 is provided with an overlapping portion 86a in the central portion in the vehicle width direction in which the inner end portions of the inner extending portions 77L and 77R in the vehicle width direction overlap each other in the vertical direction. The inner extending portions 77L and 77R are fastened to each other by a fastener 86b inserted from below into the overlapping portion 86a.

The cross member 76 is a plate material extending between the upper portions 78b of the left and right upward extending portions 78 in the vehicle width direction, and is provided separately from the arm members 75L and 75R. The cross member 76 is tilted forward when viewed from the side of the vehicle.
The cross member 76 is fastened to the upper portion 78b of the upward extending portion 78 by a fixture 76a (FIG. 9) inserted from the rear into the left and right ends of the cross member 76. The cross member 76 is an upper connecting portion that connects the upper portions of the left and right arm members 75L and 75R above the intake duct 60.

The stay 65 includes left and right arm members 75L and 75R, a lower connecting portion 86, and an opening portion 87 (FIG. 10) partitioned by a cross member 76. The opening portion 87 penetrates the stay 65 back and forth.
As shown in FIG. 2, stay fixing portions 15e to which the fixture 83a is fastened are provided at the lower ends of the left and right side surfaces of the head pipe main body portion 15a. Stay fixing portions 15f to which the fixture 83b is fastened are provided at the upper ends of the left and right side surfaces of the head pipe main body portion 15a.
As shown in FIG. 8, the stay 65 is fixed to the front end portion of the vehicle body frame 10 by fastening the rear end portions of the left and right arm members 75L and 75R to the head pipe 15 by the fixtures 83a and 83b. .. The lower fixing portion 78c to which the fixture 83a is fastened is located below the intake duct 60, and the upper fixing portion 79a to which the fixture 83b is fastened is located above the intake duct 60.

The intake duct 60 extends forward from the head pipe 15 side through the open portion 87 of the stay 65. That is, the intake duct 60 is surrounded by the left and right arm members 75L and 75R, the lower connecting portion 86, and the cross member 76.
When assembling the stay 65 to the head pipe 15, the left and right arm members 75L and 75R are assembled so as to sandwich the intake duct 60 from the left and right, and then the cross member 76 is assembled to the arm members 75L and 75R. Therefore, the stay 65 is easy to assemble.
As shown in FIG. 9, the intake duct 60 includes a pair of boss portions 60c extending outward in the vehicle width direction from the left and right side surfaces 60b.
The intake duct 60 is supported by the vehicle body by connecting the rear end portion of the intake duct 60 to the front surface of the head pipe 15 and fixing the boss portion 60c to the duct support portions 82 of the arm members 75L and 75R. ..

With reference to FIGS. 4, 5, 7 and 8, the left and right arm members 75L and 75R extend above the upper surface 60d of the intake duct 60. The left and right cowl support portions 80 provided at the upper ends of the left and right arm members 75L and 75R are located above the upper surface 60d of the intake duct 60 and outside the side surface 60b of the intake duct 60 in the vehicle width direction.
With reference to FIGS. 3 and 11, the front cowl 40 is fastened to the cowl support portion 80 by the cowl fixtures 85a, 85b, 85c.

Specifically, the cowl fixtures 85a and 85b fasten the front cowl 40 and the rearview mirror 50 together with the fixing portions 80b and 80c of the cowl support portion 80. The cowl fixtures 85a and 85b are hidden by the cover portion at the base end portion of the rearview mirror 50. The cowl fixture 85c fastens the front cowl 40 to the fixing portion 80d of the support plate portion 80a of the stay 65.
Since the cowl support portion 80 extends rearward and upward along the front cowl 40 that inclines backward, the front cowl 40 can be satisfactorily supported.
In the present embodiment, the cowl support portion 80 at the upper end of the stay 65 is located above the upper surface 60d of the intake duct 60. Therefore, the front cowl 40 can be efficiently supported by the support portion at a position where the intake duct 60 is avoided upward.

The cross member 76 is located directly above the upper surface 60d of the intake duct 60 and supports the meter 67. The meter 67 is arranged above the upper surface 60d, and is supported by the cross member 76 in a posture in which the information display surface 67a faces rearward and upward.

FIG. 12 is a cross-sectional view taken along the line XII-XII of FIG. FIG. 13 is a left side view of the front structure of the motorcycle 1. In FIG. 13, the vehicle body cover, the resonator 70, and the like are not shown, and only the right side headlights 52 are shown.
With reference to FIGS. 4, 12 and 13, the steering damper 71 is a damper that attenuates the rotation of the front fork 12, and connects the vehicle body and the front fork 12.
The steering damper 71 includes a damper portion 90 in which the piston slides against resistance, and a control unit 91 that adjusts the damping force of the damper portion 90.

The damper portion 90 includes a tubular portion 90a extending in the vehicle width direction, a piston rod 90b that strokes in the axial direction of the tubular portion 90a, a fork connecting portion 90c provided at the end of the piston rod 90b, and a tubular portion 90a. It is provided with a vehicle body connecting portion 90d protruding rearward from the vehicle body. The piston is supported by the piston rod 90b and moves in the tubular portion 90a.
The control unit 91 includes an actuator (for example, a motor) for adjusting the damping force of the damper unit 90 in the second tubular portion 91a extending in the vehicle width direction.
The tubular portion 90a and the second tubular portion 91a are arranged substantially parallel to each other and arranged side by side in the front-rear direction, and the outer peripheral portion of the tubular portion 90a and the outer peripheral portion of the second tubular portion 91a are integrally arranged. To be combined.

The steering damper 71 is arranged below the lower surface 60e of the intake duct 60 and between the driver 66 and the bottom bridge 55.
The steering damper 71 is connected to the vehicle body via the vehicle body connecting portion 90d of the damper portion 90.
Specifically, the vehicle body connecting portion 90d is arranged below the lower connecting portion 86 of the stay 65, and is co-fastened to the overlapping portion 86a of the lower connecting portion 86 by the fasteners 86b that fix the left and right arm members 75L and 75R. .. Therefore, the steering damper 71 can be easily fixed to the vehicle body by using the fastener 86b for the stay 65.
In the present embodiment, the lower connecting portion 86 at the lower end of the stay 65 is located below the lower surface 60e of the intake duct 60. Therefore, the steering damper 71 can be efficiently supported by the support portion at a position where the intake duct 60 is avoided downward by using the lower connecting portion 86.

The bottom bridge 55 includes a damper support portion 55a extending forward from one left and right end portion of the bottom bridge 55.
The fork connecting portion 90c of the piston rod 90b of the steering damper 71 is connected to the damper supporting portion 55a of the bottom bridge 55.
When the front fork 12 rotates left and right, the piston rod 90b strokes against the resistance, and the rotation of the front fork 12 is damped.

The lower surface 60e of the intake duct 60 extends forward while curving downward. The damper unit 90 and the control unit 91 are arranged so that one of the damper unit 90 and the control unit 91 is located in front and lower of the other so as to follow the inclination of the lower surface 60e of the intake duct 60 in the vehicle side view. .. That is, the control unit 91 is arranged below the front of the damper unit 90 in the side view of the vehicle so as to follow the inclination of the lower surface 60e that descends forward (rises backward). Therefore, the steering damper 71 can be compactly arranged below the intake duct 60.

With reference to FIGS. 6, 7, 12, and 13, the headlights 52 are arranged in pairs on the left and right sides of the front portion of the intake duct 60. The headlight 52 is arranged in front of the stay 65. The headlights 52 are provided substantially symmetrically on the left and right sides.
The headlight 52 is arranged so as to face the side surface 60b of the intake duct 60, and overlaps the side surface 60b in the vehicle side view.
Each headlight 52 includes a housing 94 that supports the light source 93, and a lens 95 that is attached to the housing 94 and covers the light source 93 from the front.

The housing 94 has a box shape whose front surface opens forward, and houses the light source 93 inside. The lens 95 covers the front surface of the housing 94. The light source 93 is, for example, an LED (light emitting diode).
The lens 95 is a light emitting surface that causes the light of the light source 93 to be emitted forward. The front surface of the lens 95 is tilted so as to be located rearward toward the outside in the vehicle width direction in a plan view.
The front surface of the lens 95 includes a protrusion 95a that projects forward. The protruding portion 95a extends from one end to the other end of the lens 95 in the vehicle width direction, and is inclined so that the position becomes higher toward the outside in the vehicle width direction when viewed from the front of the vehicle.

As shown in FIG. 13, the lower end portion 52a of the headlight 52 extends downward from the lower end portion 60e of the intake duct 60 and the lower end portion 60a in the vehicle side view. As a result, a lower space 96 sandwiched between the lower end portions 52a of the left and right headlights 52 is formed below the lower surface 60e of the intake duct 60. The lower end portion 52a is composed of a lower end portion of the lens 95 and a lower end portion of the housing 94.

With reference to FIGS. 9 and 13, a pair of headlight support portions 60f extending outward in the vehicle width direction from the left and right side surfaces 60b are provided on the front portion of the intake duct 60.
The headlight 52 is fixed to the headlight support portion 60f of the intake duct 60 and the headlight stay portion 81 of the stay 65. That is, the headlight 52 is supported from the inside in the vehicle width direction by the intake duct 60, and is supported from the rear by the stay 65.

With reference to FIGS. 3 to 7, the vehicle body cover includes a cover 61 that covers the left and right headlights 52 and the tip 60a of the intake duct 60 from the front, and a lower surface cover 97 that covers the intake duct 60 and the headlights 52 from below. Be prepared.
The cover 61 is provided below the front cowl 40 between the left and right front side covers 41. The lower end of the front cowl 40 overlaps the upper part of the cover 61 from the front and hides the upper part of the cover 61.

The cover 61 includes a pair of lens openings 61a that expose the protruding portions 95a of the lenses 95 of the left and right headlights 52 to the front, and an intake opening 61b that communicates the openings of the tip 60a of the intake duct 60 forward. ..
The protruding portion 95a of the lens 95 is inserted into the lens opening 61a from the rear and is exposed to the front from the lens opening 61a.
The intake opening 61b covers and hides the peripheral edge of the tip 60a of the intake duct 60, and exposes the opening of the tip 60a forward. The intake opening 61b is an appearance portion that is visible from the outside when viewed from the front of the vehicle. The intake opening 61b is formed according to the shape of the front cowl 40 so as to be continuous with the lower end of the front cowl 40 including the intake port 51.
In front view, the protruding portion 95a of the lens 95 is exposed forward from between the front cowl 40 and the cover 61.

As shown in FIGS. 12 and 13, the lens 95 of the headlight 52 extends forward from the tip 60a of the intake duct 60, and the protruding portion 95a of the lens 95 extends outward from the lens opening 61a of the cover 61. Be exposed. The housing 94 of the headlight 52 is provided behind the tip 60a of the intake duct 60 and is located inside the front cowl 40.

The driver 66 is a light source control unit that controls the electric power supplied to the headlight 52.
The driver 66 includes a control circuit and the like in the box-shaped housing 66a. The housing 66a is formed longer in the front-rear direction than in the up-down direction, and has a rectangular shape when viewed from the side of the vehicle.
The driver 66 is arranged in front of the bottom bridge 55, below the lower surface 60e of the intake duct 60, and between the lower end portions 52a of the left and right headlights 52. That is, the driver 66 is arranged in the lower space 96. Therefore, the driver 66 can be compactly arranged by utilizing the lower space 96.

A pair of driver support portions 60g are provided side by side on the front portion of the lower surface 60e of the intake duct 60.
In the driver 66, the front end portion and the lower end portion of the housing 66a are fastened to the driver support portion 60g and supported by the intake duct 60.
The driver 66 is arranged to be inclined forward and downward along the inclination of the lower surface 60e of the intake duct 60 when viewed from the side of the vehicle.

The steering damper 71 is arranged below the lower surface 60e of the intake duct 60, and is arranged between the driver 66 and the bottom bridge 55 in the vehicle front-rear direction.
When the front fork 12 is steered to the left and right, the steering damper 71 rotates and moves forward as shown by a virtual line in FIG. 13, and the front part of the steering damper 71 is the lower ends of the left and right headlights 52. It will be located between the portions 52a. As described above, since the movable range of the steering damper 71 can be secured by utilizing the space between the lower ends 52a of the left and right headlights 52, the steering damper 71 can be efficiently arranged.

The left and right headlights 52, the driver 66, the steering damper 71, and the lower space 96 are covered from below by the lower surface cover 97 (FIG. 4). The lower surface cover 97 extends rearward from the lower edge side of the cover 61 toward the bottom bridge 55 side.

With reference to FIGS. 4 and 13, the intake duct 60 includes a pair of left and right mounting holes 60h penetrating the side surface 60b.
With reference to FIGS. 4 to 8, the left and right resonators 70 are attached to the attachment holes 60h from the outside in the vehicle width direction. The resonator 70 is arranged outside the intake duct 60 in the vehicle width direction, and the upper portion of the resonator 70 extends above the upper surface 60d of the intake duct 60. Further, the resonator 70 is arranged above the housing 94 of the left and right headlights 52 and in front of the arm members 75L and 75R of the stay 65 and the meter 67.
The inside of the resonator 70 is hollow, and the inside of the resonator 70 communicates with the intake passage of the intake duct 60 through the mounting hole 60h. A part of the air passing through the intake duct 60 flows into the inside of the resonator 70. The resonator 70 reduces the intake noise by the resonance action.

With reference to FIGS. 4 to 8 and 13, the electrical component 68 is a control unit that controls the functional parts of the motorcycle 1. The electrical component 68 is, for example, a control unit that controls a steering wheel lock device that locks the rotation of the front fork 12 when the motorcycle 1 is parked, and a control unit that controls a brake device of the motorcycle 1.

The electrical component 68 includes a control circuit and the like in a box-shaped case 68a. The case 68a is formed longer in the front-rear direction than in the up-down direction, and has a rectangular shape when viewed from the side of the vehicle.
The electrical component 68 is fixed to the upper surface 60d of the front portion of the intake duct 60. The electrical component 68 is arranged so as to be inclined forward along the inclination of the upper surface 60d which is lowered forward.
The electrical component 68 is arranged in front of the stay 65, the meter 67, and the resonator 70. The electrical component 68 fits within the width of the intake duct 60 in the vehicle width direction when viewed from above.

The bank angle sensor 69 detects the left-right inclination when the motorcycle 1 turns. The bank angle sensor 69 is arranged above the upper surface 60d of the front portion of the intake duct 60 and between the electrical component 68 and the meter 67. Further, the bank angle sensor 69 is arranged in the center of the vehicle width in front of the cross member 76.

As described above, according to the embodiment to which the present invention is applied, the front structure of the motorcycle 1 includes the front cowl 40 provided in front of the vehicle body frame 10 and the intake air arranged inside the front cowl 40. A duct 60, a front cowl 40 as a vehicle body component, a meter 67, and a stay 65 that supports the steering damper 71 are provided, and an intake duct 60 supported by the vehicle body frame 10 extends in the front-rear direction, and the stay 65 extends. The stay 65 is provided on the left and right sides of the intake duct 60 and is supported by the vehicle body frame 10, and the stay 65 includes a pair of left and right arm members 75L and 75R extending in the vertical direction on the side of the intake duct 60, and is provided at the upper ends of the arm members 75L and 75R. A cowl support portion 80 is located above the upper surface 60d of the intake duct 60, and the lower connecting portion 86, which is the lower end of the arm members 75L and 75R, is located below the lower surface 60e of the intake duct 60.
According to this configuration, the arm members 75L and 75R of the stay 65 extend vertically so as to avoid the intake duct 60 to the left and right, and extend above and below the intake duct 60, so that the degree of freedom in the shape of the stay 65 is high. .. Therefore, the front cowl 40, the meter 67, and the steering damper 71 can be efficiently supported.

Further, the stay 65 includes a lower connecting portion 86 that connects the left and right arm members 75L and 75R to the left and right below the intake duct 60. According to this configuration, the left and right arm members 75L and 75R are connected by the lower connecting portion 86, so that the rigidity of the stay 65 can be improved.
Further, the stay 65 includes a cross member 76 as an upper connecting portion for connecting the left and right arm members 75L and 75R to the left and right above the intake duct 60. According to this configuration, since the left and right arm members 75L and 75R are connected by the cross member 76, the rigidity of the stay 65 can be improved. Since the stay 65 surrounds the intake duct 60 from the surroundings by the left and right arm members 75L and 75R and the cross member 76, it is easy to support the vehicle body components.

Further, the upper connecting portion is a cross member 76 that is separate from the arm members 75L and 75R, and the cross member 76 supports the meter 67. According to this configuration, since the cross member 76 is a separate body from the arm members 75L and 75R, the stay 65 can be easily assembled to the vehicle body side. Further, the cross member 76 can support the meter 67 above the intake duct 60.
Further, the left and right arm members 75L and 75R extend forward and upward, and a cowl support portion 80 which is inclined rearward and upward when viewed from the side of the vehicle is provided at the upper end of the arm members 75L and 75R. According to this configuration, the left and right arm members 75L and 75R extend diagonally forward and upward, so that the front cowl 40, the meter 67, and the steering damper 71 can be moved while reducing the space occupied by the arm members 75L and 75R. Easy to support in the vertical and front-back directions. Further, the front cowl 40 can be satisfactorily supported by the cowl support portion 80 that inclines backward.

Further, the left and right arm members 75L and 75R include an upper fixing portion 79a and a lower fixing portion 78c connected to a head pipe 15 which is a front end portion of the vehicle body frame 10, and the upper fixing portion 79a and the lower fixing portion 78c are provided. , Provided above and below the intake duct 60. According to this configuration, since the upper fixing portion 79a and the lower fixing portion 78c are provided separately above and below the intake duct 60, the left and right arm members 75L and 75R can be supported with high rigidity by the front end portion of the vehicle body frame 10. ..
Further, the left and right arm members 75L and 75R are provided with a notch 84 between the upper and lower upper fixing portions 79a and the lower fixing portion 78c when viewed from the vehicle side. According to this configuration, the stay 65 can be made compact while ensuring the rigidity of the stay 65.

Further, the lower connecting portion 86 is a pair of inward extending portions 77L, 77R extending inward in the vehicle width direction from the left and right arm members 75L, 75R, and the left and right inward extending portions 77L, 77R are connected to each other by a fastener 86b. A steering damper 71 for connecting the front fork 12 supporting the front wheel 2 and the vehicle body is provided, and the steering damper 71 is fastened together with the lower connecting portion 86 by the fastener 86b. According to this configuration, the steering damper 71 can be attached with a simple structure by using the fastener 86b that fastens the left and right inner extending portions 77L and 77R.
Further, the arm members 75L and 75R include a duct support portion 82 that supports the intake duct 60. According to this configuration, the intake duct 60 can be supported by the arm members 75L and 75R.

Further, according to the embodiment to which the present invention is applied, the front structure of the motorcycle 1 is arranged in the intake duct 60 arranged in the front cowl 40 and on the left and right sides of the intake duct 60 inside the front cowl 40. A pair of headlights 52 that emit light forward and a driver 66 that drives the headlights 52 are provided, and the left and right headlights 52 are arranged to face the left and right side surfaces 60b of the intake duct 60 and are headlights. The lower end 52a of the 52 extends below the lower surface 60e of the intake duct 60, and the driver 66 is arranged below the intake duct 60 between the left and right lower ends 52a.
According to this configuration, the driver 66 can be arranged by utilizing the space between the lower ends 52a of the left and right headlights 52 below the intake duct 60, and the headlights 52 and the driver 66 can be efficiently arranged.

Further, the housing 66a of the driver 66 is arranged obliquely along the inclination of the intake duct 60. According to this configuration, the driver 66 can be compactly arranged along the inclination of the intake duct 60.
Further, an air cleaner box 31 is provided behind the head pipe 15 that rotatably supports the front fork 12, and the intake duct 60 is arranged in the center of the vehicle width and connected to the air cleaner box 31 to connect the intake duct 60. Extends forward from the head pipe 15 side while curving downward, and the front fork 12 includes a bottom bridge 55 that connects the left and right fork tubes 56 to the left and right below the head pipe 15, and the bottom bridge 55 takes in air. A steering damper 71 is provided below the duct 60 to connect the bottom bridge 55 and the vehicle body. The steering damper 71 is arranged below the intake duct 60 between the driver 66 and the bottom bridge 55, and is a steering damper. At least a part (front end portion) of 71 rotates between the left and right lower end portions 52a of the headlight 52.
According to this configuration, the steering damper 71 can be arranged by utilizing the space between the driver 66 and the bottom bridge 55 below the intake duct 60 that curves forward and downward.

Further, the steering damper 71 includes a damper unit 90 on which the piston slides and a control unit 91 for adjusting the damping force of the damper unit 90, and the damper unit 90 and the control unit 91 extend long in the vehicle width direction. The control unit 91 and the damper unit 90 are arranged so that the control unit 91 is located below the front of the damper unit 90 in a vehicle side view. According to this configuration, the steering damper 71 can be compactly arranged below the intake duct 60 that curves forward and downward.
Further, the headlight 52 includes a lens 95 exposed to the front from the front cowl 40 and a housing 94 for supporting the lens 95. The housing 94 is located behind the tip 60a of the intake duct 60, and the lens 95 Extends forward of the tip 60a. According to this configuration, the housing 94 can be compactly arranged in the front cowl 40 behind the tip portion 60a of the intake duct 60, and the lens 95 can be exposed forward from the front cowl 40.

Further, a cover 61 for covering the left and right headlights 52 and the intake duct 60 from the front is provided, and the cover 61 has a lens opening 61a for exposing the lens 95 to the front and an intake opening 61b for communicating the intake duct 60 with the front. The intake opening 61b is an external portion formed in accordance with the front cowl 40. According to this configuration, since the cover 61 that covers the intake duct 60 from the front is provided separately from the intake duct 60, it is not necessary to match the shape of the tip portion 60a of the intake duct 60 with the shape of the front cowl 40, and the intake duct 60 is eliminated. Can be made into a simple shape. This makes it easier to position the headlight 52 with respect to the intake duct 60.

As shown in FIGS. 1 and 4, the motorcycle 1 as a saddle-riding vehicle having a vehicle body front structure includes a front cowl 40 as a cowl that covers the periphery of the meter 67 arranged at the vehicle body front. .. In the front cowl 40, an intake duct 60 forming an intake passage 58 is arranged, and a meter 67 is arranged on the upper surface 60d of the intake duct 60.
The tip end portion 58a of the intake passage 58 is located below the rear end portion 60x, which is the uppermost portion of the rear end surface 60w as a connecting portion supported by the vehicle body of the intake duct 60. The meter 67 is located behind the vehicle body from the middle portion of the front-rear length L1 of the intake passage 58 (specifically, a position half of the front-rear length L1 of the intake passage 58), and the upper end portion 67a of the meter 67 and the tip of the front cowl 40. The electrical component 68 is arranged below the straight line 63 passing through the portion 58a.

According to this configuration, the electrical component 68 can be arranged in the dead space formed between the straight line 63 passing through the upper end portion 67a of the meter 67 and the tip end portion 58a of the front cowl 40 and the intake duct 60. Effective use of dead space can be achieved.

Further, the intake passage 58 is formed of an intake duct 60 and an intake port 51 formed in the front cowl 40, and a meter 67 is arranged behind the middle portion of the front-rear length of the intake duct 60. Since the electrical component 68 is arranged in front of the middle portion of the front-rear length, a dead space formed between the straight line 63 passing through the upper end portion of the meter 67 and the tip end portion 58a of the front cowl 40 and the intake duct 60. A meter 67 and an electrical component 68 can be arranged in the air, and the dead space can be effectively used.

Further, as shown in FIG. 6, the intake duct 60 is a center duct and is arranged at the center in the vehicle width direction, and the electrical component 68 is arranged inside the width W of the intake duct 60.
According to this configuration, the front portion of the vehicle body can be made compact by arranging the electrical component 68 inside the width W of the intake duct 60.

Further, as shown in FIGS. 6, 7 and 8, the intake duct 60 is provided with a pair of left and right resonators 70. The left and right resonators 70 are provided with duct connecting portions 70a as connecting portions connected to the left and right side walls 60j of the intake duct 60, respectively, and extend above the upper surface 60d of the intake duct 60. The electrical components 68 are arranged inside the left and right resonators 70 in the vehicle width direction.
According to this configuration, since the electrical component 68 is arranged within the width W of the intake duct 60, the left and right resonators 70 can be easily arranged by utilizing the space outside the intake duct 60 in the vehicle width direction.

Further, as shown in FIGS. 6 and 7, a pair of left and right headlights 52 are provided on the left and right sides of the intake duct 60, and the upper surface 60d of the intake duct 60 is located above the headlights 52. The left and right resonators 70 are arranged above the headlight 52 (specifically, the housing 94 of the headlight 52).
According to this configuration, the front part of the vehicle body can be made compact by arranging the component parts such as the headlight 52 in the front part of the vehicle body.

Further, as shown in FIGS. 1 and 4, the electrical component 68 is a smart control unit and is connected to the smart lock system 64 arranged around the steering handle 21 as a steering wheel for steering the front wheel 2 by wire or wirelessly. Will be done.
According to this configuration, the connection distance between the electrical component 68 and the smart lock system 64 can be shortened, and by arranging the smart control unit in the front cowl 40, the smart key system is dispersed and the front part of the vehicle body is compact. Can be achieved.

The above-described embodiment shows only one aspect of the present invention, and can be arbitrarily modified and applied without departing from the gist of the present invention.
The present invention is not limited to the case where it is applied to the motorcycle 1, but is also applicable to a saddle-riding vehicle including other than the motorcycle 1. The saddle-riding vehicle includes all vehicles that ride across the vehicle body, and is not only a motorcycle (including a motorized bicycle) but also a three-wheeled vehicle or a four-wheeled vehicle classified as an ATV (rough terrain vehicle). It is a vehicle including.

1 Motorcycle (saddle-mounted vehicle)
2 Front wheel 21 Steering wheel (steering wheel)
40 Front cowl (cowl)
51 Intake port 52 Headlight 58 Intake passage 58a Tip 60 Intake duct 60a Tip 60d Top surface 60w Rear end face (connecting part)
63 Straight line 64 Smart lock system 67 Meter 68 Electrical components 70 Resonator 70a Duct connection (connection)

Claims (4)

A cowl (40) that covers the periphery of a meter (67) arranged at the front of the vehicle body is provided, and an intake duct (60) that forms an intake passage (58) is arranged in the cowl (40). ) Is arranged on the upper surface of the intake duct (60) in the vehicle body front structure of the saddle-riding vehicle.
The tip end portion (58a) of the intake passage (58) is located below the uppermost portion of the connecting portion (60w) supported by the vehicle body of the intake duct (60), and the meter (67) is the intake air. It is located behind the vehicle body from the middle portion of the front-rear length of the passage (58), and is closer than the straight line (63) passing through the upper end portion (67a) of the meter (67) and the tip end portion (58a) of the cowl (40). The electrical component (68) is placed below ,
The intake duct (60) is provided with a resonator (70), and the resonator (70) includes a connection portion (70a) connected to a side wall (60j) of the intake duct (60), and the electrical component (70a) is provided. 68) is arranged inside the resonator (70) in the vehicle width direction.
A pair of left and right headlights (52) are provided on the left and right sides of the intake duct (60), and the upper surface (60d) of the intake duct (60) is located above the headlights (52). resonator (70), the vehicle body front structure of a saddle-ride type vehicle is disposed above and wherein Rukoto of the headlight (52). The intake passage (58) is formed of the intake duct (60) and the intake port (51) formed in the cowl (40), and is rearward of the middle portion of the front-rear length of the intake duct (60). The saddle-riding type according to claim 1, wherein the meter (67) is arranged in the air intake duct (60), and the electrical component (68) is arranged in front of the middle portion of the front-rear length of the intake duct (60). The front structure of the vehicle body. The claim is characterized in that the intake duct (60) is a center duct and is arranged at the center in the vehicle width direction, and the electrical component (68) is arranged inside the width of the intake duct (60). The vehicle body front structure of the saddle-riding vehicle according to item 1 or 2. The electrical component (68) is a smart control unit, according to claim 1 to 3, characterized in that it is connected to the smart locking system (64) disposed around the handle (21) for steering the front wheels (2) The front structure of the saddle-riding vehicle described in any one of the above.

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