JP2001106144A - Windshield device for handlebar type vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a windshield device for a handlebar type vehicle having a windscreen moved approximately along its inclining direction in front of a bar handle. SOLUTION: For this handlebar type vehicle 1 comprising a windscreen 15 inclined such that a front part and a rear part of the windscreen 15 are placed downward and upward of a vehicle body respectively in front of a bar handle 8, a screen neighboring part 16 of a front part vehicle body cover 4 is formed at both side part neighbors of the windscreen 15 or a front extending cover 14 of the windscreen. The windscreen 15 can move approximately along an inclining direction of the windscreen 15 and the screen neighboring part 16 of the front part vehicle body cover 4 can swing in interlocking to this such that the screen neighboring part 16 can freely open and close crosswise.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a windshield for a bar-handle type vehicle in which a windscreen is moved substantially in front of a bar handle in the direction of its inclination.

[0002]

2. Description of the Related Art In a bar-handle type vehicle such as a motorcycle having a windshield disposed in front of a barhandle, the windshield is moved back and forth along the direction of inclination of the windshield (actual fairness 3). −43
No. 912).

Further, in a bar handle type vehicle provided with a windshield, a handle guard is pivotally attached to the right and left so as to be able to open and close so that the running wind does not directly hit the hand or forearm of the rider holding the bar handle grip ( However, there was no device in which the forward and backward movement of the windshield and the opening and closing of the handle guard were linked.

In addition, since the windshield moves only in the front-back longitudinal direction, it does not move in the front-back direction and the inclination of the windshield does not change.
The projected frontal area of the windshield could not be significantly increased or decreased, and it was difficult to significantly adjust the wind shielding effect. The problem to be solved by the present invention is to overcome such difficulties.

[0005]

The invention according to claim 1 of the present application is directed to a window which is inclined so that the front portion of the windscreen is located below the vehicle body and the rear portion of the windscreen is located above the vehicle body. In a bar handle type vehicle equipped with a screen in front of the bar handle,
In the vicinity of both sides of the windscreen or the windscreen front extension cover, a screen vicinity portion of a front body cover is formed, and the windscreen is
It is characterized by being able to move up and down substantially along the direction of inclination of the windscreen, and in conjunction therewith, a portion near the screen of the front vehicle body cover is swingable to open and close left and right.

According to the first aspect of the present invention, since the windscreen is inclined as described above, the front portion of the windscreen is positioned downward of the vehicle body and the rear portion of the windscreen is positioned upward of the vehicle body. In conjunction with the vertical movement, the portion of the front body cover near the sides of the windscreen near the screen can swing freely open and close to the left and right.Therefore, the windscreen effect of the upper body of the rider by the windscreen and the rider's , Can simultaneously adjust the wind shielding effect of the arm.

Further, by configuring the invention as described in claim 2, the invention according to claim 1 can be specifically configured.

Further, according to the present invention, when the front end of the wind screen is moved forward, the wind screen is tilted so that the rear end of the wind screen is positioned downward. Can be
Reduce the windscreen running front projected area,
By reducing the running resistance, it is possible to avoid a large increase in fuel efficiency in a high-speed running state, and when the front end of the windscreen is moved backward, the rear end of the windscreen is positioned upward. The windscreen can be raised upright, and the windshield effect can be greatly increased. The projected frontal area of the windscreen can be increased or decreased according to the size of the rider.

An embodiment of the present invention shown in FIGS. 1 to 16 will be described below.

As shown in FIGS. 1 to 3, an ordinary motorcycle 1, which is a kind of a bar handle type vehicle, includes a front steering wheel 2 and a rear driving wheel 3, and a front body cover. The fairing 4 and the rear body cover 5 are integrally mounted on the body frame (not shown) in the front and rear directions, and a seat 6 is disposed between the fairing 4 and the rear body cover 5.

An upper end of a front fork 7 that rotatably supports the steering angle front wheel 2 is provided integrally with a lower end of a steering shaft (not shown), and the steering shaft can turn on the vehicle body frame (not shown). A steering bar handle 8 is integrally attached to an upper end of the steering shaft, and a fender 10 that covers an upper portion of the steering angle front wheel 2 is provided on the front fork 7. Both grips of the steering bar handle 8 are provided. Hold the steering wheel 9 with the rider's hand
When the is turned left and right, the steering angle front wheel 2 changes left and right directions so that the motorcycle 1 can turn.

Further, a front end surface portion 4 having an upper portion inclined toward the front of the vehicle body and a lower portion inclined toward the rear portion of the vehicle body is provided at the left and right front ends of the fairing 4 at the left and right sides of the fender 10 of the steering angle front wheel 2.
a front surface (outer surface) of the left and right front end portions 4a of the fairing 4 so that a pair of left and right front wheel vicinity portions 11 can move in both the left and right directions along the left and right front end surfaces 4a of the fairing 4 respectively. ) Are provided with a pair of left and right front wheel vicinity portions 11, respectively. The left and right front wheel vicinity portions 11 are opened and closed by the operation of an opening / closing drive device 12 described later. In a state in which the front wheel is moved closer and stopped (see FIGS. 1 to 4 and FIG. 9), the outer surface of the front wheel vicinity portion 11 is formed into a curved surface that smoothly continues to the outer surface of the fairing 4.

Further, as shown in FIGS. 4 and 5, a wind drive device 13 is disposed above the inner space of the fairing 4, and a wind shield 14 is attached to the wind drive device 13. A transparent wind screen 15 is integrally mounted on the upper portion of the shield 14, and knuckle guards 16 (hatched portions in FIG. , And a base 18a of the pivoting member 18 is attached to a base piece 17 attached to the left and right inner surfaces of the fairing 4 as shown in FIGS. Are pivotally mounted, and both end portions 18b of the pivotal support member 18 are fixed to the knuckle guard 16, so that the knuckle guard 16 can be opened and closed right and left around the base 18a of the pivotal support member 18. I have.

In the window driving device 13, FIG.
As shown in FIG. 13, the base 20 is vertically oriented on the center front surface of the mounting piece 19 oriented in the left-right direction.
And a motor 21 is provided on the rear surface of the base 20, a drive pulley 22 is integrally fitted to a rotating shaft 21 a of the motor 21, and support pieces 23 and 24 are provided on a front surface of the base 20. The screw 23 is rotatably supported on the support pieces 23 and 24 while the upper and lower ends of the screw 25 are fixed in the axial direction. A driven pulley 26 is integrally fitted to the lower end of the screw 25. , Drive pulley
An endless toothed belt 27 is stretched over the driven pulley 22 and the driven pulley 26, and a female screw 28 is screwed onto the screw rod 25.
When the motor 21 rotates forward or backward, the drive pulley 22, the driven pulley 26, and the screw 25 are driven to rotate in one or the other direction, and the female screw piece 28 moves up or down.

A central drive piece 30 is pivotally attached to the female screw piece 28 via a shaft 29 oriented in the left-right direction. A guide shaft 32 is mounted, and a slider 33 is slidably fitted to the guide shaft 32, and a left and right driven piece 36 pivots on a connecting piece 34 integrated with the slider 33 via a shaft 35 oriented in the left and right direction. The central drive piece 30 and the left and right driven pieces 36 are integrally mounted on the windshield 14 in an arrangement as shown in FIG.

Thus, the pair of left and right guide shafts 32 are parallel to the screw rod 25 in a front view, but in a side view,
The distance between the upper guide shaft 32 and the screw rod 25 is set smaller than the distance between the lower guide shaft 32 and the screw rod 25.

Further, as shown in FIG. 14, the rear edge 16b of the upper portion 16a of the knuckle guard 16 is bent at a right angle toward the center of the vehicle body, and as shown in FIG. The rear edge 14a of the windshield 14 is engaged with the rear edge 16b, and the knuckle guard 16 is pressed against the windshield 14 by a spring (not shown).

Next, a description will be given of the structure of the opening / closing drive device 12 for the front wheel vicinity portion 11 provided on the front surface of the right front end face portion 4a of the fairing 4. As shown in FIGS. 15 and 16 as viewed from the inside of the fairing 4, a drive unit base 37 is integrally attached to a rear surface (inner surface) of the front end surface portion 4 a of the fairing 4. An electric cylinder 38 is mounted on the rear side of the vehicle body of the unit base 37, and a telescopic rod 39 of the electric cylinder 38 is slidably fitted to a guide 40 integrated with the drive unit base 37, and a bracket is attached to the front end of the telescopic rod 39. A flank 42 is pivotally attached to the front end of the drive unit base 37 so as to be slidable about a shaft 43. One end of the flank 42 and a bracket 41
Are connected by a link 46 via pins 44 and 45. When the telescopic rod 39 is shortened, the bell flank 32 tilts as shown in FIG. 15, and when the telescopic rod 39 is extended, The bell flank 32 swings clockwise as shown in FIG.

Further, one end of an arm 47 is pivotally connected to the rear end of the drive unit base 37 so as to be swingable, and connecting pins 48 and 49 are connected to the other end of the bell flank 42 and the other end of the arm 47. The connecting pins 48, 49 are exposed integrally to the outside through the guide holes 4b (the guide holes of the arms 22 are not shown) of the front end surface 4a of the fairing 4 and are fitted together. 49
Is pivotally attached to the front wheel vicinity portion 11.

As shown in FIGS. 15 and 16, a central front end face 4c sandwiched between the left and right front end faces 4a of the fairing 4 is used to penetrate the steering shaft (not shown). An opening 4d and an opening 4e for taking in cooling air are formed below the opening 4d.

Since the embodiment shown in FIGS. 1 to 16 is configured as described above, in the state shown in FIGS. 1, 2, 4 and 7, as shown in FIG. The center drive piece 30 and the left and right driven pieces 36 of the window drive device 13 are located below, and as a result of the front-rear spacing between the female screw piece 28 and the connecting piece 34 being widened, the windshield 14 and the windscreen 15 move forward. And lie down below.

When the motor 21 is rotated forward in this lying state, the female screw piece 28 is driven upward, and the connecting piece 34 is also moved upward following this, and as shown in FIG. Since the front-back distance between the screw piece 28 and the connecting piece 34 is reduced, FIG.
As shown in FIGS. 5, 6 and 8, the windshield 14 and the windscreen 15 are located rearward and rise up.

When the motor 21 is rotated in the upright state in the reverse direction, the female screw 28 is driven downward, and the connecting piece 34 is also moved downward following this. As a result, FIGS. As shown in FIG. 7, the windshield 14 and the windscreen 15 move downward and fall down.

When the windshield 14 and the windscreen 15 stand up as shown in FIGS. 5, 6, and 8, the rear edge 14a of the windshield 14 rises as shown in FIG. Then, the rear edge 16b of the knuckle guard 16 is pushed outwardly against the spring force of a spring (not shown). The hand and arm of the rider holding the knuckle guard 16 will not be exposed to the running wind.

Therefore, the knuckle guard 16 can be automatically expanded outward or contracted toward the center of the vehicle body in response to the rising and falling of the windshield 14 and the windscreen 15.

The windshield 14 and the windscreen 15 can be raised and lowered by a manual switch-on / off operation corresponding to the size of the rider's physique, small or high or low running speed.

By manually turning on / off the motor power switch, the windshield 14 and the windscreen are controlled.
Instead of performing the standing / falling of 15, the control means for receiving the detection signal of the traveling speed detecting means and transmitting the control signal,
When the running speed is low, the windshield 14 and the windscreen 15 are automatically erected, and when the running speed is high, the windshield 14 and the windscreen 15 are automatically turned down. Good.

The right and left front end portions 4a of the fairing 4
Since the opening / closing drive device 12 for adjusting the mutual distance of the front wheel vicinity portion 11 located in front of the vehicle is configured as described above,
In the state shown in FIGS. 1, 2, 4 and 9 in which the electric cylinder 38 is driven in the opposite direction to shorten the telescopic rod 39, the left and right front wheel vicinity portions 11 are steered toward the center of the vehicle width. Although the steering angle of the front wheel 2 is limited,
And the outer surface of the fairing 4 are flush with each other, the traveling air resistance during high-speed traveling is reduced, and the fuel economy is good.

In the state shown in FIGS. 1, 2, 4 and 9, when the electric cylinder 38 is driven in one direction to extend the telescopic rod 39, as shown in FIG. 41 moves forward and Bel Frank 42 is the axis
Swing clockwise around 43, the connecting pin 48 moves outward (to the right) and also moves slightly forward,
In connection with this, the connecting pin 49 also slightly swings counterclockwise around the one end 47a of the arm 47, and the front wheel vicinity portion 11 is
The steering front wheel 2 can take a large steering angle, and can make a sharp turn with a small turning radius.

As described above, in the high-speed running state, the mutual distance between the left and right front wheel vicinity portions 11 located in front of the left and right front end surface portions 4a of the fairing 4 is reduced, and the gap between the fender 10 and the front wheel vicinity portion 11 is reduced. It is possible to reduce the running air resistance and improve the fuel efficiency, and also to form the front portion of the fairing 4 including the front wheel vicinity portion 11 into an elongated shape, so that the motorcycle 1
Can be made into a sophisticated vehicle body shape, and at the time of low-speed running or maneuvering, the front wheel 2 for steering can be turned greatly to run or move the motorcycle 1 with a small turning radius.

[Brief description of the drawings]

FIG. 1 is a left side view of a motorcycle provided with a windshield device according to one embodiment of the present invention, and is a left side view in a state where a wind screen is folded down.

FIG. 2 is a perspective view of FIG.

FIG. 3 is a perspective view showing a state in which a windscreen is raised.

FIG. 4 is an enlarged left side view of a main part of FIG. 1 illustrating a window driving device.

FIG. 5 is an enlarged left side view of a main part of FIG. 3, illustrating a window driving device.

FIG. 6 is an enlarged left side view of a main part of FIG. 3, illustrating an opening / closing drive device.

FIG. 7 is an enlarged front view of a main part illustrating an upper half part of FIG. 1;

FIG. 8 is an enlarged front view of a main part illustrating an upper half part of FIG. 3;

FIG. 9 is an enlarged front view of a main part of FIG. 1;

FIG. 10 is an enlarged front view of a main part of FIG. 3;

FIG. 11 is a left side view of the window drive device in a state where the center drive piece and the left and right driven pieces are lowered.

FIG. 12 is a left side view of the window drive device in a state where the center drive piece and the left and right driven pieces are raised.

FIG. 13 is a front view of the window drive device.

FIG. 14 is an enlarged perspective view of a main part of the grip cover.

FIG. 15 is a view of a state in which a portion near the front wheel is closed, as viewed from the front right side inside the fairing.

FIG. 16 is a view of a state in which a portion near the front wheel is open, as viewed from the front right side inside the fairing.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Motorcycle, 2 ... Front wheel for steering, 3 ... Rear wheel for driving, 4
... fairing, 5 ... rear body cover, 6 ... seat, 7
... front fork, 8 ... steering bar handle,
9 ... grip, 10 ... fender, 11 ... near front wheel, 12
... Opening / closing drive, 13 ... Wind drive, 14 ... Wind shield, 15 ... Wind screen, 16 ... Knuckle guard, 17 ... Base piece, 18 ... Pivot member, 19 ... Mounting piece, 20 ... Base, 21 ... Motor, 22 drive pulley, 23, 24 support piece, 25 screw rod, 26 driven pulley, 27 endless toothed belt, 28 female screw piece, 29 shaft, 30 central drive piece, 31 bracket 32 ... guide shaft, 33 ... slider, 34 ... connecting piece, 35 ... shaft, 36 ... left and right driven piece, 37 ... drive unit base, 38 ... electric cylinder, 39 ... telescopic rod, 40 ... guide, 41
... Bracket, 42 ... Bell Frank, 43 ... Shaft, 44,45 ... Pin, 46 ... Link, 47 ... Arm, 48,49 ... Connecting pin.

Claims (3)

[Claims] 1. A bar handle type vehicle provided with a wind screen in front of a bar handle, the wind screen being inclined such that a front portion of the wind screen is positioned downward of the vehicle body and a rear portion of the wind screen is positioned upward of the vehicle body. In the vicinity of both sides of the windscreen or the front extension cover of the windscreen, a portion near the screen of the front body cover is formed, and the windscreen can move up and down substantially along the direction of inclination of the windscreen. A windshield device for a bar-handle type vehicle, wherein a portion near the screen of the front body cover can swing left and right to open and close in conjunction therewith. 2. A portion near the screen of the front body cover has a central axis below the portion near the screen, is pivotally supported, contacts the wind screen, and is linked with the vertical movement of the wind screen. 2. The windshield of a bar-handle type vehicle according to claim 1, wherein the windshield is opened and closed. 3. A bar handle type vehicle provided with a wind screen inclined in front of a bar handle so that a front portion of the wind screen is positioned downward of the vehicle body and a rear portion of the wind screen is positioned upward of the vehicle body. The screen can move up and down along the direction of inclination of the wind screen, and in conjunction with this, the wind screen falls down so that the wind screen rear end moves downward with the wind screen rear end moving downward. A windshield for a bar-handle type vehicle, wherein the windscreen rear end can be raised so that the rear end of the windscreen is positioned upward with the front end of the windscreen moved upward.