JP2007030835A - Motorcycle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a motorcycle capable of sufficiently ensuring the quantity of light radiated in front of a vehicle while leaving an appearance image of having two headlights. <P>SOLUTION: The motorcycle 100 is provided with a pair of bulbs 70 (bulb 70a and bulb 70b), and a cowl 60 of a handlebar mount mounted to a handlebar 30. The cowl 60 includes a lens surface 61 disposed in front of the pair of bulbs 70 for allowing transmission of the light radiated by the pair of bulbs 70, and a main body part 62 for supporting the lens surface 61 and shielding the light radiated by the pair of bulbs 70. The pair of bulbs 70 are arranged while sandwiching a central part of the lens surface 61 when viewed from the front of the motorcycle 100. The main body part 62 has the shape extending to a substantially horizontal direction along an upper end of the lens surface 61, and an upper end projection part 62a projecting downward on the upper end of the central part of the lens surface 61. The length in a vehicle width direction of the upper end projection part 62a is smaller than the distance between the pair of bulbs 70. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a motorcycle including a handle mount cowl attached to a handle.

  2. Description of the Related Art Conventionally, a motorcycle having a handle mount cowl attached to a handle and two headlights having a pair of bulbs provided on the handle mount cowl is generally widely known.

Further, in such a headlight, in order to clarify the appearance image that there are two headlights from the viewpoint of design, a shielding member that shields light emitted from the bulb is arranged in the vehicle width direction on the lens surface of the headlight. The lens surface of the headlight is divided into two parts by a shielding member (for example, Patent Document 1).
Utility Model Registration No. 2526760 (Claims 1, 2 and 7 etc.)

  However, since the handle mount cowl is attached to the handle as described above, it is difficult to increase the size of the handle mount cowl. That is, it is difficult to increase the size of the lens surface of the headlight provided on the cowl of the handle mount. Therefore, the two headlights provided on the cowl of the handle mount sometimes lack the amount of light irradiated to the front of the vehicle.

  Here, it is conceivable to widen the lens surface by removing the shielding member provided in the substantially central portion of the lens surface of the headlight in the vehicle width direction, but the appearance image that the headlights are two lights is faded. This is not preferable from the viewpoint of design.

  In addition, it is also possible to clarify the appearance image that the headlights are two lamps by providing a shielding member that protrudes in a V shape at a substantially central part in the vehicle width direction on the lens surface of the headlights. This is not preferable from the viewpoint of increasing the area of the lens surface.

  Therefore, the present invention has been made to solve the above-described problem, and ensures a sufficient amount of light irradiated in front of the vehicle while leaving an appearance image of two headlights. An object is to provide a motorcycle that can be used.

  According to a first aspect of the present invention, there is provided a motorcycle including a pair of light sources (a bulb 70a and a bulb 70b) and a handle mount cowl (cowl 60) attached to the handle (handle 30). A lens surface (lens surface 61) that is disposed in front of the light source and transmits light emitted from the pair of light sources, and a main body portion (main body portion 62) that supports the lens surfaces and shields light emitted from the pair of light sources. And the pair of light sources is disposed across a central portion of the lens surface in the vehicle width direction of the motorcycle in a front view of the motorcycle, and the main body portion is located at an upper end of the lens surface. And has an upper end convex portion (upper end convex portion 62a) projecting downward at the upper end of the central portion of the lens surface, and the upper end convex portion. The length of the vehicle width direction, and the gist is shorter than the distance between the pair of light sources.

  According to this feature, the main body portion has an upper-end convex portion that projects downward at the upper end of the central portion of the lens surface, so that it is possible to leave an appearance image of two headlights.

  Further, the main body portion has a shape extending in a substantially horizontal direction along the upper end of the lens surface, and the length of the upper end convex portion in the vehicle width direction is shorter than the distance between the pair of light sources, thereby Compared with the case where a V-shaped shielding member is provided at substantially the center, the area of the lens surface can be increased, and a sufficient amount of light can be ensured in front of the vehicle.

  According to a second feature of the present invention, in the first feature of the present invention, the main body has a shape extending in a substantially horizontal direction along a lower end of the lens surface, and the central portion of the lens surface. The lower end convex portion (lower end convex portion 62b) projecting upward at the lower end of the lower end of the lower end of the vehicle, and the length of the lower end convex portion in the vehicle width direction is shorter than the distance between the pair of light sources. .

  A third feature of the present invention is that, in the first feature of the present invention, the lens surface has a shape that narrows from the top to the bottom of the motorcycle in a front view of the motorcycle. The gist.

  A fourth feature of the present invention is that, in the third feature of the present invention, the cowl has a shape that narrows from the top to the bottom of the motorcycle in a front view of the motorcycle. And

  According to a fifth feature of the present invention, in the first feature of the present invention, the portion of the lens surface having the same height as the pair of light sources in a side view of the motorcycle is more than the other portions. The gist is to have a shape projecting toward the front of the.

  According to a sixth aspect of the present invention, in the first to fifth aspects of the present invention, a plurality of light emitted from the pair of light sources is emitted from the rear or side of the pair of light sources toward the lens surface. The gist is that a motorcycle includes a multi-reflector that reflects in a direction.

  ADVANTAGE OF THE INVENTION According to this invention, the motorcycle which can fully ensure the quantity of the light irradiated to the front of a vehicle can be provided, leaving the external image that a headlight is two lights.

(Configuration of motorcycle according to one embodiment of the present invention)
Hereinafter, a configuration of a motorcycle according to an embodiment of the present invention will be described with reference to the drawings. In the following description of the drawings, the same or similar parts are denoted by the same or similar reference numerals. However, it should be noted that the drawings are schematic and ratios of dimensions and the like are different from actual ones.

  Accordingly, specific dimensions and the like should be determined in consideration of the following description. Moreover, it is a matter of course that portions having different dimensional relationships and ratios are included between the drawings.

  FIG. 1 is a left side view showing a motorcycle 100 according to an embodiment of the present invention. In the present embodiment, the motorcycle 100 is a small motorcycle having a small displacement (for example, a motorcycle having a displacement of 125 cc and a single cylinder).

  As shown in FIG. 1, the motorcycle 100 includes a front wheel 10 and a rear wheel 20, and drives the rear wheel 20 using an engine 50. The handle 30 is connected to the front fork 40 via the head pipe 31, and the front fork 40 supports the front wheel 10, specifically, the axle 11 so as to be rotatable.

  The engine 50 generates a rotational force by a piston motion, and the generator 80 is driven by the rotational force generated by the engine 50. The generator 80 generates an alternating current by the rotational force generated by the engine 50.

  The front cover 51 constitutes a part of the vehicle body cover and is disposed obliquely above the front of the engine 50. The front cover 51 has a communication hole 51a that guides the traveling wind toward the engine 50.

  As will be described later, the valve 70 is provided as a pair of left and right, and is driven by an alternating current generated by the generator 80 without going through a rectifier (not shown) (hereinafter, AC lighting). In the present embodiment, the valve 70 is a valve (for example, 25 W × 2) that can reduce power consumption.

  As will be described later, the multi-reflector 72 is provided in a pair of left and right, and reflects light emitted from the bulb 70 in a plurality of directions from the rear or side of the bulb 70 toward the lens surface 61. Specifically, the multi-reflector 72 is configured by a plurality of surfaces having different reflection directions of light emitted from the bulb 70, and determines a light distribution pattern of light emitted from the bulb 70.

  The cowl 60 is a cowl of a handle mount attached to the handle 30 and has a lens surface 61 disposed at least in front of a pair of left and right valves 70. The details of the cowl 60 will be described later (see FIGS. 3 and 4).

  FIG. 2 is a front view showing the motorcycle 100 according to the embodiment of the present invention. In FIG. 2, the engine 50 and the like described above are omitted. As shown in FIG. 2, the above-described cowl 60 has a shape that narrows from the upper side to the lower side of the motorcycle 100. That is, the traveling wind is guided to the engine 50 side through the communication hole 51 a of the front cover 51 without being blocked by the cowl 60.

  The valve 70 a and the valve 70 b are the pair of left and right valves 70 described above, and are arranged with the central portion of the lens surface 61 in the vehicle width direction of the motorcycle 100 interposed therebetween.

  The multi-reflector 72a and the multi-reflector 72b are the multi-reflector 72 described above, and are disposed at positions corresponding to the valve 70a and the valve 70b, respectively.

(Configuration of cowl according to one embodiment of the present invention)
FIG. 3 is a front view showing a cowl 60 according to an embodiment of the present invention. As shown in FIG. 3, the light emitting point a indicates the position of the point where the bulb 70a emits light, and the light emitting point b indicates the position of the point where the bulb 70b emits light. As described above, the bulb 70a and the bulb 70b are disposed with the central portion of the lens surface 61 interposed therebetween, and the light emitting point a and the light emitting point b are similarly positioned with the central portion of the lens surface 61 interposed therebetween.

The height L ₂ from the lower end of the cowl 60 to the light emitting point a and the light emitting point b is half of the height L ₁ (total height) from the lower end of the cowl 60 to the upper end.

  As shown in FIG. 3, the cowl 60 has a lens surface 61, a main body 62, and a horn opening 63.

  As described above, the lens surface 61 is disposed at least in front of the pair of left and right valves 70 and transmits light emitted by the pair of left and right valves 70. The lens surface 61 has a shape that narrows from the upper side to the lower side of the motorcycle 100.

  The main body 62 supports the lens surface 61 and shields light emitted by the pair of left and right valves 70. The main body 62 has a shape extending in the substantially horizontal direction along the upper end of the lens surface 61. Similarly, the main body 62 has a shape extending in the substantially horizontal direction along the lower end of the lens surface 61. The shape extending substantially in the horizontal direction is a shape in which the acute angle α formed by the upper end (or lower end) of the lens surface 61 and the horizontal straight line β is about 0 ° to 15 °.

  Further, the main body 62 has an upper end convex portion 62 a that projects downward at the upper end of the central portion of the lens surface 61, and a lower end convex portion 62 b that projects upward at the lower end of the central portion of the lens surface 61.

The length _{L 4} in the vehicle width direction of the upper convex part 62a is shorter than the distance _{L 3} between the pair of the valve 70 (the distance between the valve 70a and the valve 70b). Similarly, the length _{L 5} in the vehicle width direction of the lower end projection portion 62b is shorter than the distance _{L 3} between the pair of the valve 70 (the distance between the valve 70a and the valve 70b). Furthermore, the upper end convex portion 62a includes a portion a extending in a substantially horizontal direction. Similarly, the lower end convex portion 62b includes a portion b extending in a substantially horizontal direction.

  The main body 62 may not be entirely configured by a member that shields the light of the bulb 70, and a portion (including an upper end convex portion 62a and a lower end convex portion 62b) located around the lens surface 61 is included. What is necessary is just to be comprised by the member which shields the light of the valve | bulb 70. FIG.

  The horn opening 63 is disposed in front of a horn (not shown) and prevents a decrease in volume of the horn.

  FIG. 4 is a left side view showing the cowl 60 according to the embodiment of the present invention. As shown in FIG. 4, the lens surface 61 has a shape in which a portion 61a having the same height as the light emitting point a and the light emitting point b protrudes forward from the other portions.

(Operation and effect of motorcycle according to one embodiment of the present invention)
According to the motorcycle 100 according to the embodiment of the present invention, the upper end convex portion 62a of the main body portion 62 projects downward at the upper end of the central portion of the lens surface 61, so that the headlights are two lamps. An appearance image (an appearance image that the valve 70 is a pair) can be left.

  Further, the main body portion 62 has a shape extending in the substantially horizontal direction along the upper end of the lens surface 61, and the length in the vehicle width direction of the upper end convex portion 62 a of the main body portion 62 is greater than the distance between the pair of valves 70. Is shorter, the area of the lens surface 61 can be made larger than when a V-shaped shielding member is provided at the approximate center of the lens surface, and the amount of light irradiated to the front of the vehicle is ensured. can do.

  Similarly, the main body portion 62 has a shape extending in a substantially horizontal direction along the lower end of the lens surface 61, and the length in the vehicle width direction of the lower end convex portion 62 b of the main body portion 62 is the distance between the pair of valves 70. The area of the lens surface 61 can be increased compared to the case where an inverted V-shaped shielding member is provided in the approximate center of the lens surface, and the amount of light irradiated to the front of the vehicle Can be secured.

  Further, even when the lens surface 61 has a shape that narrows from the upper side to the lower side of the motorcycle 100 in a front view of the motorcycle 100, the lens surface 61 is provided with the upper end convex portion 62a. It can suppress that the area of 61 reduces.

  Further, the cowl 60 has a shape that narrows from the upper side to the lower side of the motorcycle 100 in a front view of the motorcycle 100, thereby ensuring the area of the lens surface 61 and minimizing the size of the cowl 60. Limit. Further, the traveling wind is guided to the engine 50 side through the communication hole 51 a of the front cover 51 without being obstructed by the lower portion of the cowl 60.

  Further, when the lens surface 61 has a shape in which a portion 61a having the same height as the pair of valves 70 protrudes forward from the other portions in a side view of the motorcycle 100, the pair of valves 70 is moved forward. The light emitted toward is transmitted through the portion 61a in a direction perpendicular to the portion 61a of the lens surface 61. That is, since the light emitted toward the front from the bulb 70 is refracted, the distance that the light emitted toward the front from the bulb 70 passes through the portion 61a is minimized, so that the lens surface 61 is directed toward the front. Can efficiently transmit the light emitted.

  Further, the multi-reflector 72 reflects the light emitted from the bulb 70 in a plurality of directions from the rear or side of the bulb 70 toward the lens surface 61, thereby obtaining a desired light distribution pattern. There is no need to provide diversity in the refractive index.

  In addition, since the valve 70 is configured by the valve 70a and the valve 70b, even if one of the valves is cut off, the light emitted from the other valve is temporarily used until the one of the cut off valves is replaced. Driving.

(Other embodiments)
In the embodiment described above, the valve 70a and the valve 70b are AC lighting valves driven by an alternating current. However, the present invention is not limited to this, and may be a DC lighting valve driven by a direct current. Good.

  In the above-described embodiment, the upper end convex portion 62a includes the portion a that extends in a substantially horizontal direction, but is not limited to this, and may have a shape that is pointed downward. Similarly, in the above-described embodiment, the lower end convex portion 62b includes a portion b extending in a substantially horizontal direction, but is not limited to this, and may have a shape pointed upward.

1 is a left side view showing a motorcycle 100 according to an embodiment of the present invention. 1 is a front view showing a motorcycle 100 according to an embodiment of the present invention. It is a front view which shows the cowl 60 which concerns on one Embodiment of this invention. It is a left view which shows the cowl 60 which concerns on one Embodiment of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Front wheel, 11 ... Axle, 20 ... Rear wheel, 30 ... Handle, 31 ... Head pipe, 40 ... Front fork, 50 ... Engine, 51 ... Front Cover, 51a ... Communication hole, 60 ... Cowl, 61 ... Lens surface, 62 ... Body part, 62a ... Upper end convex part, 62b ... Lower end convex part 62, 63 ... Horn opening, 70 ... valve, 72 ... multi-reflector, 80 ... generator, 100 ... motorcycle

Claims (6)

A motorcycle comprising a pair of light sources and a handle mount cowl attached to the handle,
The cowl is
A lens surface disposed in front of the pair of light sources and transmitting light emitted by the pair of light sources;
A main body that supports the lens surface and shields light emitted from the pair of light sources;
The pair of light sources are arranged across a central portion of the lens surface in the vehicle width direction of the motorcycle in a front view of the motorcycle,
The main body has a shape extending in a substantially horizontal direction along the upper end of the lens surface, and has an upper end convex portion projecting downward at the upper end of the central portion of the lens surface,
The motorcycle according to claim 1, wherein a length of the upper end convex portion in a vehicle width direction is shorter than a distance between the pair of light sources. The main body has a shape extending in a substantially horizontal direction along the lower end of the lens surface, and has a lower convex portion protruding upward at the lower end of the central portion of the lens surface,
2. The motorcycle according to claim 1, wherein a length in a vehicle width direction of the lower end convex portion is shorter than a distance between the pair of light sources.   2. The motorcycle according to claim 1, wherein the lens surface has a shape that narrows from the upper side to the lower side of the motorcycle in a front view of the motorcycle.   The motorcycle according to claim 3, wherein the cowl has a shape that narrows from the upper side to the lower side of the motorcycle in a front view of the motorcycle.   2. The lens surface according to claim 1, wherein, when viewed from the side of the motorcycle, a portion having the same height as the pair of light sources protrudes from the other portion toward the front of the motorcycle. Motorcycle described in 1. 6. The multi-reflector according to claim 1, further comprising: a multi-reflector that reflects light emitted from the pair of light sources in a plurality of directions from the rear or side of the pair of light sources toward the lens surface. Motorcycle described in 1.

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