JP5738475B2 - Front structure of saddle-ride type vehicle - Google Patents

Description

  The present invention relates to a front structure of a saddle riding type vehicle having a front cover provided with a front opening.

  Conventionally, a saddle riding type vehicle is known in which a head pipe that supports a front wheel in a steerable manner is surrounded by a front cover, and a handle is covered with a handle cover above the front cover. In this case, the front cover includes an upper opening through which a steering stem that is accommodated in the head pipe and has a handle attached at the upper end is inserted. The handle cover includes a lower opening for inserting the steering stem on the lower side.

  In this type of saddle riding type vehicle, a front structure is disclosed in which a front opening is provided at the center of the front wall portion of the front cover (see, for example, Patent Document 1).

JP 2011-063099 A

However, in the front structure described in Patent Document 1, traveling wind introduced from the front opening of the front cover enters the handle cover from the upper opening of the front cover through the lower opening of the handle cover.
Therefore, depending on the shape of the wind receiving surface of the handle cover that receives the traveling wind that enters, the shape of the wind receiving surface may change with the turning angle of the handle, and the steering feel may not be uniform.

  Moreover, in the front part structure described in Patent Document 1, the internal structure is visible from the front opening of the front cover, which affects the appearance.

  The present invention has been made in view of the above-described problems. The straddle-type vehicle has a front cover provided with a front opening, suppresses a change in steering feeling, and makes it difficult to see the internal structure from the front opening. An object of the present invention is to provide a front structure.

  According to a first aspect of the present invention, there is provided a vehicle body frame, a head pipe provided at a front portion of the vehicle body frame for supporting a front wheel so as to be steerable, a handle provided above the head pipe and for steering the front wheel; A front cover that covers a side periphery of the head pipe; a handle cover that is provided above the front cover and includes a through-hole on a gripping portion side and a head pipe side of the handle; and covers the entire handle; and the head pipe A front opening provided on a front wall portion of the front cover in front of the front cover, in the front cover, provided in the front cover between the rear of the front opening and in front of the head pipe. It has an inclined surface that descends downward as it goes rearward, and includes a wind guide wall that overlaps the front opening in front view.

  The invention according to claim 2 further includes, in addition to the configuration according to claim 1, a steering shaft that connects the handle and the front wheel, and an upper wall provided above the wind guide wall, The front cover includes a front cowl that covers the front of the head pipe, and a main frame cover that covers the rear of the head pipe, and the front cowl is integrally formed in a front view, and the main frame cover includes: An upper surface opening through which the steering shaft is inserted is provided on the upper surface side, and the upper surface opening is provided on the front side with a front opening portion through which the steering shaft can be inserted into and removed from the upper surface opening, and the upper wall includes the front cowl It is connected with the upper edge of this, It arrange | positions in the said front opening part, It is characterized by the above-mentioned.

  According to a third aspect of the present invention, in addition to the configuration of the second aspect, the wind guide wall and the upper wall are connected to each other at an end in the vehicle width direction and are formed in an annular shape. To do.

  According to a fourth aspect of the present invention, in addition to the configuration according to any one of the first to third aspects, the air guide wall is a rib wall that protrudes from a lower surface toward an intermediate position in the vertical direction of the front opening. The rib wall extends substantially horizontally along the vehicle width direction, and has a rib wall opening at the center.

  According to a fifth aspect of the present invention, in addition to the configuration according to any one of the first to fourth aspects, the air guide wall is formed in a curved shape with a center protruding downward, and the front cover is The rear wall portion includes a first exhaust duct on a side of the air guide wall when viewed from the front.

  According to a sixth aspect of the present invention, in addition to the configuration according to any one of the first to fifth aspects, the rear wall portion of the front cover has a second air exhaust duct below the air guide wall. It is characterized by comprising.

  According to a seventh aspect of the present invention, in addition to the configuration according to any one of the second to sixth aspects, the wind guide wall is fastened to the front cowl at both ends in the vehicle width direction, and the front edge portion It is latched by the said front cowl.

According to the first aspect of the present invention, the front cover has an inclined surface that is provided behind the front opening and between the front of the head pipe, and descends downward toward the rear, and overlaps the front opening in front view. A wind guide wall is provided. Therefore, the air guide wall suppresses the traveling air introduced from the front opening from flowing upward toward the handle cover and guides it downward. As a result, the influence of the traveling wind entering the handle cover can be reduced as much as possible, and the change in the steering sensation that the occupant can feel due to the influence of the traveling wind entering the handle cover can be suppressed. .
Further, the wind guide wall is disposed so as to overlap the front opening behind the front opening in front view. Thereby, exposure of an internal structure can be suppressed and appearance can be improved.

According to the invention described in claim 2, the front cowl constituting the front side of the front cover is integrally formed in front view. Therefore, it is not necessary to form a dividing surface on the front surface of the front cover. Thereby, the rectification effect by a front cover can be heightened.
Further, it is possible to reduce the weight by reducing the fastening portion between the cover portions constituting the front cover as much as possible.
The main frame cover that constitutes the rear side of the front cover includes an upper surface opening through which a steering stem that connects the handle and the front wheel is inserted. The upper surface opening is provided with a front opening portion on the front side so that the steering stem can be taken in and out of the upper surface opening. As a result, even when the steering wheel is attached to the upper end of the steering stem, the main frame cover can be attached to and detached from the steering stem, and productivity and maintainability are improved.
An upper wall is provided above the air guide wall, and the upper wall is connected to the upper edge of the front cowl and is disposed in the front opening of the upper surface opening of the main frame cover. Therefore, an upper wall covers the space of a front opening part. This avoids the possibility that the space of the front opening part impairs the appearance due to the small number of parts such as the upper wall, and can reduce the internal structure exposure around the upper surface opening as much as possible.
Structurally, it is possible to minimize the size of the upper surface opening through which the steering stem is inserted while achieving the above effects. Thereby, it is possible to further suppress the risk that the traveling wind enters the handle cover side.

  According to the third aspect of the present invention, the air guide wall and the upper wall are connected to each other at the end in the vehicle width direction and formed in an annular shape. Thereby, weight reduction can be achieved, ensuring the rigidity which can resist the wind pressure of a driving | running | working wind for a wind guide wall and an upper wall.

  According to the fourth aspect of the present invention, the air guide wall includes a rib wall that protrudes from the lower surface toward the intermediate position in the vertical direction of the front opening, and the rib wall has a rib wall at a central portion along the vehicle width direction. With an opening. Therefore, the rib shape can create a grill shape in the front opening. Moreover, even if the area | region which overlaps with front opening among the baffle walls is made small, exposure of an internal structure can be suppressed. Furthermore, the traveling wind introduced from the front opening through the upper part of the rib wall can be guided downward by the air guide wall through the rib wall opening.

  According to the fifth aspect of the present invention, the wind guide wall is formed in a curved shape with the center projecting downward, and the rear wall portion of the front cover has a first exhaust on the side of the wind guide wall in front view. A wind duct is provided. Therefore, the traveling wind introduced into the front cover is guided downward and sideward along the wind guide wall. The traveling wind guided to the side of the wind guide wall is discharged from the first exhaust duct of the front cover. Thereby, the running wind introduced into the front cover can be more effectively discharged.

  According to the sixth aspect of the present invention, the rear wall portion of the front cover includes the second air exhaust duct below the air guide wall. Therefore, the traveling wind guided below the wind guide wall is discharged from the second exhaust duct of the front cover. Thereby, the running wind introduced into the front cover can be more effectively discharged.

  According to the seventh aspect of the present invention, the wind guide wall has both ends in the vehicle width direction fastened to the front cowl and the front edge is locked to the front cowl. Therefore, the wind guide wall can be brought into close contact with the front cowl, and the traveling wind guiding effect can be enhanced.

1 is a left side view showing a motorcycle as a straddle-type vehicle including a front structure according to a first embodiment of the present invention. Fig. 2 is a front view of the motorcycle shown in Fig. 1. FIG. 2 is an enlarged front view of the main part of the motorcycle shown in FIG. 1 with the front cowl omitted while leaving the air guide wall and the upper wall. FIG. 4 is a longitudinal rear view taken along line IV-IV in FIG. 1. Fig. 2 is a plan view of a main part showing a front cover of the motorcycle shown in Fig. 1. FIG. 6 is a longitudinal side view of the main part taken along line VI-VI in FIG. 5, and shows only the front cowl with the air guide wall and the upper wall removed. FIG. 6 is a longitudinal side view of a main part taken along line VI-VI in FIG. 5, showing a front cowl and a main frame cover with a wind guide wall and an upper wall attached. It is a rear view of the principal part which shows the front cowl of the state which removed the wind guide wall and the upper wall. It is a rear view of the principal part which shows the front cowl of the state which attached the wind guide wall and the upper wall. FIG. 2 is a perspective view of a main part of the motorcycle shown in FIG. FIG. 11 is a perspective view showing the front cowl with the air guide wall and the upper wall omitted from FIG. 10. It is a front view of a wind guide wall and an upper wall. It is a bottom view of a wind guide wall and an upper wall. It is a perspective view which shows notionally 2nd Embodiment of a wind guide wall. It is a perspective view which shows conceptually 3rd Embodiment of a wind guide wall. It is a perspective view which shows notionally 4th Embodiment of a wind guide wall. It is a perspective view which shows notionally 5th Embodiment of a wind guide wall. It is a perspective view which shows notionally 6th Embodiment of a wind guide wall.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
<First Embodiment>
First, an overall configuration of a motorcycle 1 as a saddle riding type vehicle including a front structure according to the first embodiment of the present invention will be described with reference to FIGS. 1 and 2.
In the following description, the front / rear, left / right, and upper / lower directions follow the directions seen from the occupant (driver) who rides the motorcycle 1 unless otherwise specified. In the figure, arrow FR indicates the front of the vehicle, arrow LH indicates the left side of the vehicle, arrow RH indicates the right side of the vehicle, and arrow UP indicates the upper side of the vehicle.

  As shown in FIG. 1, a motorcycle 1 according to this embodiment includes a body frame 10, a steering unit 20 that is supported by the body frame 10 so as to be steerable and includes a front wheel 21, a rear wheel 31, an engine. 32, a swing arm 33, a pivot shaft 34, a chain drive 35, a rear cushion 36, an exhaust pipe 37, a silencer 38, a vehicle body cover 40 covering the vehicle body, a lighting device 80, and a seat for seating. 85, a rearview mirror 86, and a stand 89.

  The vehicle body frame 10 includes a head pipe 11, a main frame 12, a seat rail 13, a pivot plate 14, a stay 17 extending forward from the head pipe 11, and a support plate 18 fixed to the tip of the stay 17. .

  The head pipe 11 is disposed at the front end portion of the vehicle body frame 10. The main frame 12 is fixed to the head pipe 11 at the front end, and extends obliquely downward from the head pipe 11 toward the rear. A pair of left and right seat rails 13 extend rearward and upward from the rear portion of the main frame 12.

The pivot plate 14 is fixed to the rear portion of the main frame 12 at an upper portion thereof. The pivot plate 14 pivotally supports a swing arm 33 (described later) with a pivot shaft 34 (described later) as a fulcrum.
The support plate 18 supports a front cover 41 (described later) of the vehicle body cover 40.

  The steering unit 20 includes a front wheel 21, a steering stem 22 as a steering shaft, a front fork 23, a handle 24, and left and right grips 25L and 25R as gripping portions.

  The steering stem 22 is supported so as to be turnable to the left and right with respect to the head pipe 11. The front forks 23 are respectively supported by a bottom bridge 22 a fixed to the lower end portion of the steering stem 22 and pivotally support the front wheels 21. The handle 24 is connected to the upper end portion of the steering stem 22 and extends left and right. The left grip 25L is attached to the left end side of the handle 24. The right grip 25R is attached to the right end side of the handle 24.

The engine 32 has a substantially horizontal cylinder axis and is fixed to the vehicle body frame 10.
The swing arm 33 is swingably supported by the pivot plate 14 with the pivot shaft 34 as a fulcrum at the front end thereof. A rear wheel 31 is pivotally supported at the rear end of the swing arm 33.
The chain drive 35 connects the output shaft of the engine 32 and the rear wheel 31 with a chain.
The rear cushion 36 is disposed between the rear end portion of the swing arm 33 and the intermediate portion of the seat rail 13. The exhaust pipe 37 is connected to the lower part of the engine 32, and the exhaust pipe 37 extends rearward and is connected to a silencer 38.

  The vehicle body cover 40 includes a front cover 41, a handle cover 42, a pair of left and right side covers 43, a pair of left and right rear side covers 44, a front fender 45, and a rear fender 46. The front cover 41 will be described later.

The handle cover 42 is provided above the front cover 41. The handle cover 42 covers the entire handle 24 except for the left and right grips 25L and 25R. The handle cover 42 includes a through hole 42a on the grip 25L, 25R side of the handle 24, and a through hole 42b on the head pipe 11 side.
The pair of left and right side covers 43 are attached to the front cover 41 on the front end side, and are attached to the pair of left and right rear side covers 44 on the rear end side. The rear end side of the rear side cover 44 is attached to the rear fender 46.
The front fender 45 is attached to the bottom bridge 22a. The rear fender 46 is attached to the lower side of the seat rail 13.

The lighting device 80 includes a headlight 81, a front turn signal 82, a tail light 83, and a rear turn signal 84.
The headlight 81 is fixed to the handle cover 42 and is positioned on the front surface of the handle cover 42. The front turn signal 82 is fixed to the front cover 41 and is located on the front surface of the front cover 41. The taillight 83 is attached to the rear part of the rear fender 46. The rear indicator 84 is attached to the rear fender 46.
The seat 85 is disposed above the seat rail 13. The rearview mirror 86 is attached to the left and right of the handle 24. The stand 89 is attached to the lower end portion of the pivot plate 14 so as to be raised and lowered.

Next, a front structure of the motorcycle 1 will be described with reference to FIGS. 3 to 13 in addition to FIGS.
As shown in FIG. 1, the front cover 41 of the vehicle body cover 40 includes a front cowl 50 that covers the front of the head pipe 11 and a main frame cover 60 that covers the rear of the head pipe 11.

As shown in FIGS. 1 and 2, the front cowl 50 that forms the front wall portion of the front cover 41 constitutes the front surface of the vehicle. The front cowl 50 is formed as an integral body in front view.
As shown in FIGS. 2 and 5, the front cowl 50 includes three bolt through holes 51 for bolting to the support plate 18. The front cowl 50 is fixed to the head pipe 11 by fastening the bolts 18 a through the bolt through holes 51 to the support plate 18.
As shown in FIGS. 6 and 8, the front cowl 50 includes a mounting hole 52 for mounting the main frame cover 60 on the rear side (back side).

As shown in FIGS. 1 and 2, the front cowl 50 includes a front opening 55 at the upper center and a front lower wall surface 54 in front of the front opening 55. As shown in FIGS. 2, 3, and 8, the front opening 55 is formed in a curved shape in which the center in the vehicle width direction protrudes downward. The front opening 55 includes an opening upper edge 55a and an opening lower edge 55b.
As shown in FIGS. 6 and 7, the opening upper edge 55a of the front opening 55 is provided in front of the opening lower edge 55b. The front lower wall surface 54 is inclined upward as it goes rearward.

  As shown in FIGS. 6 to 9, the front cowl 50 includes a plurality of front edge portions of a wind guide wall 71 (described later) inserted into the rear upper side of the front opening 55 (upper side of the opening upper edge 55 a). A locking rib 56 is provided. The front cowl 50 includes a plurality of locking ribs 57 that are inserted into the front upper flange 76b (described later) of the upper wall 74 (described later) and locked on the rear upper side of the front cowl 50 itself. The front cowl 50 includes attachment holes 58 for attaching wall members 70 (described later) to the left and right sides of the front opening 55.

As shown in FIGS. 1 and 4, the main frame cover 60 that forms the rear wall portion of the front cover 41, together with a pair of left and right side covers 43, is located inside the vehicle on the rear side of the head pipe 11 and in front of the seat 85. Cover and cover.
The main frame cover 60 is attached to the front cowl 50 by bolting to the attachment hole 52 of the front cowl 50. The side cover 43 is attached to the front cowl 50.

As shown in FIG. 5, the main frame cover 60 includes an upper surface opening 61 through which the steering stem 22 is inserted on the upper surface side. The upper surface opening 61 includes a front opening 62 on the front side that allows the steering stem 22 to be taken in and out of the upper surface opening 61.
As shown in FIG. 4, the main frame cover 60 includes first exhaust ducts 63 on the upper left and right sides, and second exhaust ducts 64 on the lower left and right sides of the first exhaust duct 63.

As shown in FIG. 1, the front cover 41 includes a wall member 70 inside.
As shown in FIGS. 3, 5, and 10 to 13, the wall member 70 includes an air guide wall 71 that is inclined downward toward the head pipe 11 from the rear upper side of the front opening 55 of the front cowl 50, and an air guide An upper wall 74 that extends rearward from a position above the rear portion of the wall 71 (that is, the upper edge of the front cowl 50) and is disposed in the front opening 62 of the main frame cover 60.
The air guide wall 71 and the upper wall 74 are connected to each other at the end in the vehicle width direction, and are integrally formed in an annular shape when viewed from the front. A central rib 77 that connects the air guide wall 71 and the upper wall 74 is formed at the center of the wall member 70 in the vehicle width direction. Bolt through holes 78 for fixing to the front cowl 50 are formed at both ends of the wall member 70 in the vehicle width direction.

  The wall member 70 locks the front edge of the air guide wall 71 to the plurality of locking ribs 56 of the front cowl 50, and the front upper flange 76 b (described later) of the upper wall 74 to the plurality of locking ribs of the front cowl 50. In a state where the front cowl 50 is locked, the front cowl 50 is fixed to a predetermined position by bolting the bolt through hole 78 to the mounting hole 58 of the front cowl 50 through the bolt 58a.

The air guide wall 71 is provided in the front cover 41 behind the front opening 55 of the front cowl 50 and between the front pipe 11 and the front of the head pipe 11, and has an inclined surface that descends downward toward the rear. And the wind guide wall 71 overlaps with the front opening 55 by front view (refer FIG. 3).
The air guide wall 71 is formed in a curved shape in which the center in the vehicle width direction protrudes downward.
The air guide wall 71 includes a rib wall (fin) 72 that protrudes forward from the front lower surface toward the intermediate position in the vertical direction of the front opening 55. The rib wall 72 extends substantially horizontally in a curved shape in which the center in the vehicle width direction protrudes downward along the vehicle width direction, and includes a rib wall opening 73 at the center.

The upper wall 74 includes an upper wall portion 75 that extends downward from the front to the rear, and a standing wall portion 76 that extends upward from the front edge of the upper wall portion 75.
The upper wall portion 75 includes step portions 75a on both ends in the vehicle width direction. The step part 75a is formed by positioning both ends of the upper wall part 75 in the vehicle width direction with a step with respect to the center part.
The standing wall portion 76 includes stepped portions 76a on both ends in the vehicle width direction. The stepped portion 76a is formed by positioning both ends of the standing wall 76 in the vehicle width direction on the front side with a step with respect to the central portion.
A front upper flange 76 b is formed on the upper edge of the standing wall 76.
The step portion 75a of the upper wall portion 75 and the step portion 76a of the standing wall portion 76 serve as a mating portion with the main frame cover 60 side when the upper wall 74 is disposed in the front opening portion 62 of the main frame cover 60. Function.

Next, the operation of the front structure of the motorcycle 1 will be described.
When the motorcycle 1 travels, traveling wind is introduced from the front opening 55 of the front cowl 50. The introduced traveling wind is guided backward and downward by the wind guide wall 71 inclined downward from the upper rear portion of the front opening 55 toward the head pipe 11, so that the amount of traveling wind entering the handle cover 42 is reduced. Can be suppressed. Further, at this time, the traveling wind is guided so as to be divided into right and left by a curved air guide wall 71 whose center in the vehicle width direction is convex downward. Thus, the traveling wind guided by the air guide wall 71 rearwardly and downwardly from the front opening 55 and separated into left and right is discharged rearward from the first exhaust duct 63 of the main frame cover 60, and The second exhaust duct 64 is also discharged backward.
Therefore, of the traveling wind introduced from the front opening 55, the amount of traveling wind that passes upward through the upper surface opening 61 of the main frame cover 60 and enters the handle cover 42 through the through hole 42b of the handle cover 42 is as follows. It is further suppressed.

In addition, a front opening 62 provided for inserting and removing the steering stem 22 into and from the upper surface opening 61 of the main frame cover 60 extends rearward from the upper edge position of the front cowl 50 above the air guide wall 71. An upper wall portion 75 of the upper wall 74 is disposed.
Therefore, compared with the case where the upper wall 74 is not disposed in the front opening portion 62 provided in the upper surface opening 61 of the main frame cover 60, the amount of traveling wind entering the handle cover 42 can be further reduced.

According to the first embodiment, there are the following effects.
(1) In the front cover 41, the wind guide wall 71 is provided between the front opening 55 and in front of the head pipe 11, and has an inclined surface that descends downward toward the rear, and overlaps the front opening 55 in a front view. Is provided. Therefore, the air guide wall 71 guides the traveling air introduced from the front opening 55 downward while suppressing the traveling air from flowing upward to the handle cover 42 side. As a result, the influence of the traveling wind entering the handle cover 42 can be reduced as much as possible, and the change in the steering sensation that the occupant can feel due to the influence of the traveling wind entering the handle cover 42 is suppressed. Can do.
Further, the air guide wall 71 is disposed so as to overlap the front opening 55 behind the front opening 55 in front view. Thereby, exposure of an internal structure can be suppressed and appearance can be improved.

  (2) The front cowl 50 constituting the front side of the front cover 41 is integrally formed in front view. Therefore, it is not necessary to form a dividing surface on the front surface of the front cover 41. Thereby, the rectification effect by the front cover 41 can be improved, and the fastening part of each cover part which comprises the front cover 41 can be reduced as much as possible, and weight reduction can be achieved.

  (3) The main frame cover 60 constituting the rear surface side of the front cover 41 is provided with an upper surface opening 61 through which the steering stem 22 connecting the handle 24 and the front wheel 21 is inserted on the upper surface side. The upper surface opening 61 includes a front opening 62 on the front side that allows the steering stem 22 to be taken in and out of the upper surface opening 61. As a result, even when the handle 24 is attached to the upper end of the steering stem 22, the main frame cover 60 can be attached to and detached from the steering stem 22, which improves productivity and maintenance.

  (4) An upper wall 74 is provided above the air guide wall 71, and the upper wall 74 is connected to the upper edge of the front cowl 50 and is disposed in the front opening 62 of the upper surface opening 61 of the main frame cover 60. Therefore, the upper wall 74 covers the space of the front opening part 62. Thereby, the risk of the appearance of the space of the front opening 62 being impaired due to the small number of parts of the upper wall 74 can be avoided, and the exposure of the internal structure around the upper surface opening 61 can be reduced as much as possible. .

  (5) It is possible to structurally minimize the size of the upper surface opening 61 through which the steering stem 22 is inserted while achieving the effects (3) and (4). As a result, the risk of traveling wind entering the handle cover 42 side can be further suppressed, and the effect (1) can be further enhanced.

  (6) The air guide wall 71 and the upper wall 74 are connected to each other at the end in the vehicle width direction and are formed in an annular shape. Accordingly, the air guide wall 71 and the upper wall 74 can be reduced in weight while ensuring the rigidity to withstand the wind pressure of the traveling wind.

  (7) The wind guide wall 71 includes a rib wall 72 that protrudes from the lower surface toward an intermediate position in the vertical direction of the front opening 55, and the rib wall 72 includes a rib wall opening 73 at the center along the vehicle width direction. . Therefore, a rib shape can be created in the front opening 55 by the rib wall 72. Moreover, even if the area | region which overlaps with the front opening 55 among the baffle walls 71 is made small, exposure of an internal structure can be suppressed. Furthermore, the traveling wind introduced from the front opening 55 through the upper portion of the rib wall 72 can be guided downward by the air guide wall 71 through the rib wall opening 73.

  (8) The wind guide wall 71 is formed in a curved shape whose center is convex downward, and the rear wall portion of the front cover 41 includes a first wind duct 63 on the side of the wind guide wall 71 in front view. . Therefore, the traveling wind introduced into the front cover 41 is guided to the lower side and the side along the air guide wall 71. The traveling wind guided to the side of the wind guide wall 71 is discharged from the first exhaust duct 63 of the front cover 41. Thereby, the traveling wind introduced into the front cover 41 can be more effectively discharged.

  (9) The rear wall portion of the front cover 41 includes a second air exhaust duct 64 below the air guide wall 71. Therefore, the traveling wind guided below the wind guide wall 71 is discharged from the second air exhaust duct 64 of the front cover 41. Thereby, the traveling wind introduced into the front cover 41 can be more effectively discharged.

  (10) The wind guide wall 71 is fastened to the front cowl 50 at both ends in the vehicle width direction, and the front edge is locked to the front cowl 50. Therefore, the wind guide wall 71 can be brought into close contact with the front cowl 50, and the guide effect of the traveling wind can be enhanced.

Second Embodiment
FIG. 14 is a perspective view conceptually showing the second embodiment of the air guide wall 71A. In the present embodiment, the same parts as those in the first embodiment are denoted by the reference numerals with A added to the reference numerals used in the first embodiment, and the duplicate description is omitted.
In the present embodiment, the air guide wall 71A is formed in a flat plate shape. In this case, the traveling wind introduced from the front opening 55A is guided downward and laterally along the air guide wall 71A.

  According to 2nd Embodiment, there exists an effect similar to the effect of said (1).

<Third Embodiment>
FIG. 15 is a perspective view conceptually showing the third embodiment of the air guide wall 71B. In the present embodiment, the same parts as those in the first embodiment are denoted by the reference numerals obtained by adding B to the reference numerals used in the first embodiment, and redundant description is omitted.
In the present embodiment, the air guide wall 71B is formed with a bent portion 71Bb which is bent forward and downward along the vehicle width direction on the rear side of the flat plate-like air guide wall portion 71Ba. In this case, the traveling wind introduced from the front opening 55B is guided downward and laterally along the air guide wall portion 71Ba, and further guided downward and laterally along the bent portion 71Bb.

According to 3rd Embodiment, there exists an effect similar to the effect of said (1).
In addition, since (11) the bent portion 71Bb is provided, it is possible to further suppress the exposure of the internal structure and further enhance the appearance.

<Fourth embodiment>
FIG. 16 is a perspective view conceptually showing the fourth embodiment of the air guide wall 71C. In the present embodiment, the same parts as those in the first embodiment are denoted by the reference numerals obtained by adding C to the reference numerals used in the first embodiment, and redundant description is omitted.
In the present embodiment, the air guide wall 71C is bent at the rear side of the bent plate-like air guide wall portion 71Ca having a downward bent portion 71Cc at the center in the vehicle width direction and is bent forward and downward along the vehicle width direction. Part 71Cb is formed. In this case, the traveling wind introduced from the front opening 55C is guided downward and laterally along the air guide wall portion 71Ca, and further guided downward and laterally along the bent portion 71Cb.

According to 4th Embodiment, there exists an effect similar to the effect of said (1) and (11).
In addition, (12) since the wind guide wall portion 71Ca has a downward bent portion 71Cc at the center in the vehicle width direction, the traveling wind introduced from the front opening 55C is more effective along the wind guide wall portion 71Ca. To the side.

<Fifth Embodiment>
FIG. 17 is a perspective view conceptually showing the fifth embodiment of the air guide wall 71D. In the present embodiment, the same parts as those in the first embodiment are denoted by the reference numerals obtained by adding D to the reference numerals used in the first embodiment, and redundant description is omitted.
In the present embodiment, the air guide wall 71D is directed downward in the vehicle width direction on the rear side of the bent plate-shaped air guide wall portion 71Da having a plurality of bent portions 71Dc at predetermined intervals along the vehicle width direction. A bent portion 71Db is formed. In this case, the traveling wind introduced from the front opening 55D is guided downward and laterally along the air guide wall portion 71Da, and further guided downward and laterally along the bent portion 71Db.

According to 5th Embodiment, there exists an effect similar to the effect of said (1), (11), (12).
In addition, (13) Since the wind guide wall portion 71Da has a plurality of bent portions 71Dc at predetermined intervals along the vehicle width direction, even if the wind guide wall 71D is thinned and reduced in weight, the strength and rigidity are increased. Can be secured. In addition, the design has a high-class feeling and the appearance can be further enhanced.

<Sixth Embodiment>
FIG. 18 is a perspective view conceptually showing the sixth embodiment of the air guide wall 71E. In the present embodiment, the same parts as those in the first embodiment are denoted by the reference numerals obtained by adding E to the reference numerals used in the first embodiment, and redundant description is omitted.
In the present embodiment, the air guide wall 71E is formed in a flat plate shape, a rib wall 72E is formed on the lower surface of the air guide wall 71E, and a rib wall opening 73E is formed in the rib wall 72E. In this case, the traveling wind introduced between the wind guide wall 71E and the rib wall 72E from the front opening 55E passes through the rib wall opening 73E and is guided downward and laterally along the wind guide wall 71E. . In addition, the traveling wind introduced from the front opening 55E below the rib wall 72E is guided to the lower side and the side along the wind guide wall 71E.

  According to the sixth embodiment, there are the same effects as the effects (1) and (7).

<Other embodiments>
The sixth embodiment shown in FIG. 17 includes a rib wall 72E and a rib wall opening 73E on the lower surface of a flat plate-like air guide wall 71E similar to the air guide wall 71A of the second embodiment shown in FIG. Is.
However, the present invention is not limited to this. For example, a rib wall 72B (not shown) and a rib wall opening 73B (not shown) may be provided on the lower surface of the air guide wall 71B of the third embodiment shown in FIG. .
Similarly, a rib wall 72C (not shown) and a rib wall opening 73C (not shown) may be provided on the lower surface of the air guide wall 71C of the fourth embodiment shown in FIG. Further, a rib wall 72D (not shown) and a rib wall opening 73D (not shown) may be provided on the lower surface of the air guide wall 71D of the fifth embodiment shown in FIG.

DESCRIPTION OF SYMBOLS 10 ... Body frame 11 ... Head pipe 21 ... Front wheel 22 ... Steering stem (steering shaft)
24 ... Handle 25L, 25R ... Grip (gripping part)
DESCRIPTION OF SYMBOLS 41 ... Front cover 42 ... Handle cover 42a, 42b ... Through-hole 50 ... Front cowl 55 ... Front opening 60 ... Main frame cover 61 ... Upper surface opening 62 ... Front opening part 63 ... 1st exhaust duct 64 ... 2nd exhaust duct 71 ... Air guide wall 72 ... Rib wall 73 ... Rib wall opening 74 ... Upper wall

Claims (6)

A body frame (10);
A head pipe (11) provided at a front portion of the vehicle body frame (10) and supporting the front wheels (21) in a steerable manner;
A handle (24) provided above the head pipe (11) for steering the front wheel (21);
A steering shaft (22) connecting the handle (24) and the front wheel (21);
A front cover (41) covering a side periphery of the head pipe (11);
Provided above the front cover (41), the handle (24) is provided with through holes (42a, 42b) on the gripping part (25L, 25R) side and the head pipe (11) side, and the entire handle (24) is provided. A covering handle cover (42),
A front structure of a saddle-ride type vehicle comprising a front opening (55) provided in a front wall portion of the front cover (41) in front of the head pipe (11);
In the front cover (41), the front cover (41) is provided behind the front opening (55) and between the front of the head pipe (11), and has an inclined surface that descends downward toward the rear. A wind guide wall (71) overlapping with (55) ;
An upper wall (74) provided above the air guide wall (71) ,
The front cover (41) includes a front cowl (50) covering the front of the head pipe (11), and a main frame cover (60) covering the rear of the head pipe (11).
The front cowl (50) is integrally formed in a front view,
The main frame cover (60) includes an upper surface opening (61) through which the steering shaft (22) is inserted on the upper surface side.
The upper surface opening (61) includes, on the front side, a front opening portion (62) that allows the steering shaft (22) to be taken in and out of the upper surface opening (61).
Said upper wall (74) is coupled to said upper edge of the front cowl (50), Ru is disposed in said front opening (62) in,
Front structure of saddle riding type vehicle. 2. The straddle-type vehicle front structure according to claim 1 , wherein the wind guide wall (71) and the upper wall (74) are connected to each other at an end in the vehicle width direction and formed in an annular shape. The wind guide wall (71) includes a rib wall (72) protruding from the lower surface toward the middle position in the vertical direction of the front opening (55),
The rib wall (72) extends substantially horizontally along the vehicle width direction and includes a rib wall opening (73) in the center.
The front structure of the saddle riding type vehicle according to claim 1 or 2 . The air guide wall (71) is formed in a curved shape whose center is convex downward,
The rear wall portion of the front cover (41) includes a first exhaust duct (63) on the side of the air guide wall (71) in a front view.
The front structure of the saddle riding type vehicle according to any one of claims 1 to 3 . The saddle riding type according to any one of claims 1 to 4 , wherein a rear wall portion of the front cover (41) includes a second exhaust duct (64) below the air guide wall (71). Vehicle front structure. The air guide wall (71) is fastened the front cowl (50) at both ends in the vehicle width direction, wherein the leading edge is engaged with the front cowl (50), any one of claims 1 to 5, The front structure of the saddle riding type vehicle according to item 1.

Images