JP2002370683A - Headlight installing device of motorcycle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a headlight installing device of a motorcycle capable of preventing backward light leakage of a headlight with simple constitution, capable of preventing a mud splash to the headlight at traveling time, and capable of realizing an external appearance superior in an outward appearance. SOLUTION: This motorcycle 1 has a headlight cover 8 corresponding to a front cowling for covering a vehicle body front part, fixing a headlight unit 6 inside, and provided with a headlight opening part 8a faced with a lens 6a of the headlight unit 6 on a front face. The headlight cover 8 is extended by backwardly projecting the peripheral edge of the headlight opening part 8a, and is constituted so as to be arranged in front of a lens 6a surface of the headlight unit 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motorcycle headlight mounting apparatus, and more particularly to a motorcycle headlight mounting apparatus having a cowling mounted on a front portion thereof.

[0002]

2. Description of the Related Art In recent years, in a motorcycle, a cowling, a handlebar cover, or a headlight cover for covering a front portion of a vehicle body is mounted, and a lens portion is fitted into a headlight opening formed on an outer surface of the motorcycle to mount the headlight. The one to be attached is adopted. In such a headlight mounting structure, various measures have been proposed to shield the headlight from leaking from the outer peripheral surface of the lens to the rear, for example, around the meter.

For example, as disclosed in Japanese Utility Model Laid-Open No. 4-49537, the outer peripheral surface of a lens is covered with a light-shielding member, or a gap formed between a cowling and a headlight is formed by a cowling. One that is covered with a light-shielding cover from the rear has been proposed and employed.

As a conventional example, as shown in FIGS. 9 and 10, a lens surface 206a of a headlight 206, which is found in a so-called off-road type motorcycle 200 manufactured so as to be able to easily travel on rough terrain. Is cowling 20
If the structure is installed flush with the front surface of the handle 8 or the handle cover, the above structure can prevent light from leaking to unnecessary parts.

[0005]

However, in an off-road type motorcycle, when the lens surface 206a of the headlight 206 is arranged flush with the cowling 208, mud and water splashed by the preceding vehicle are removed. It is likely to adhere to the lens surface 206a of the headlight, and the illuminance of the light may be reduced due to contamination of the lens.

Therefore, as shown in FIGS. 11 and 12, the cowling 308 and the corresponding handle cover or headlight cover are moved so that the lens surface 306a of the headlight 306 is located behind the front edge of the cowling 308 and the handle cover. Arrangement structures have been proposed and adopted.

In some cases, soft materials such as PP and PE are used for the material of the cowling 308 and the like in consideration of impact resistance and the like, and these materials are difficult to apply. In many cases, pigments are kneaded and colored (hereinafter, referred to as “landed products”) and used without painting.

[0008] However, such colored articles tend to transmit light when colored with a pigment other than black, so that the cowlings 208 and 308 and the corresponding steering wheel cover or headlight cover are located forward of the lens surface. There is a problem that the surrounding portion of the headlight located therethrough is transmitted by the transmitted light, and the reinforcing ribs or uneven thicknesses formed inside the cowling appear in a pattern and emerge, or the whole is shined and the appearance is deteriorated. there were.

Further, in the configuration shown in FIGS. 11 and 12, when light leaks from the back side of the cowling 308, the headlight cover, or the like, it is necessary to fill the leaked portion with the cushion 310, which is inferior in workability and cost. Also increased.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and has a simple structure for preventing light from leaking to the rear of a headlight and preventing splashing of mud on the running headlight. It is an object of the present invention to provide a motorcycle headlight mounting device that can prevent such a problem and achieve a good-looking appearance.

[0011]

SUMMARY OF THE INVENTION The present invention relates to a headlight mounting structure for a motorcycle, which covers a front portion of a vehicle body, fixes a headlight unit inside, and a headlight in which a lens of the headlight unit faces a front surface. In a motorcycle provided with a cowling provided with an opening, the cowling extends so as to protrude rearward from a peripheral edge of a headlight opening and is disposed in front of a lens surface of the headlight unit.

It is preferable that the peripheral edge of the headlight opening of the cowling has a smaller amount of protrusion in the width direction than in the front view. It is preferable that a cover made of a material having a light-shielding property is arranged on the back side of the periphery of the cowling.

According to the above means, the following effects can be obtained. In a motorcycle provided with a cowling incorporating a headlight unit or a handle cover or a headlight cover equivalent to the cowling, the cowling protrudes rearward from a peripheral edge of a headlight opening to extend a lens surface of the headlight unit. By disposing it in front, that is, by disposing the headlight unit behind the headlight opening, it is possible to prevent the mud and water jumped up by the preceding vehicle from jumping to the lens of the headlight unit when traveling on uneven terrain. Can be prevented by the peripheral eaves projecting to the edge. As a result, it is possible to reduce a decrease in the illuminance of the headlight due to the contamination of the lens surface, and thus it is possible to travel on uneven terrain comfortably.

In addition, the peripheral edge of the headlight opening of the cowling is formed such that the amount of projection of the peripheral edge in the width direction is smaller than the amount of projection of the peripheral edge in the vertical direction when viewed from the front, so that the irradiation range of the headlight in the left-right width direction is reduced. , So that safe driving can be realized.

Also, on the back side of the periphery of the cowling,
By arranging a cover made of a material having light shielding properties,
A good-looking appearance can be provided without preventing light from leaking to the rear of the headlight and showing the cowling through.

[0016]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 6 show an example of an embodiment of the present invention. FIG. 1 is a side view showing the entire structure of a motorcycle employing a headlight mounting structure according to an embodiment of the present invention, and FIG. FIG. 3 is a front perspective view showing the configuration of the cowling behind the cowling of the motorcycle, FIG. 3 is a front perspective view showing the configuration of the cowling, and FIG.
FIG. 5 is a cross-sectional view of the cowling of FIG.
6 is a detailed view of a portion C in FIG. 3, FIG. 7 is an explanatory view showing an example of a modification in which the present invention is applied to an automobile, and FIG. 8 is a sectional view taken along the line DD in FIG. In the figure, the parts denoted by the same reference numerals as those in the figure represent the same parts, and the basic configuration is the same as the conventional one shown in the figure.

In this embodiment, as shown in FIG. 1, an engine 2 is mounted at the lower center of the vehicle body between the front and rear wheels, and a front wheel 4 is rotatably supported by a pair of front forks 3 at the front of the vehicle body. In the off-road type motorcycle 1 including a front fender 5 above the front wheel 4 and a headlight unit 6 for irradiating the front in front of the vehicle and above the front fender 5, the headlight unit The headlight mounting device 10 includes a headlight cover 8 corresponding to a front cowling so as to cover the rear part of the headlight unit 6 and to cover the front around a meter disposed above and behind the headlight unit 6. .

The engine 2 is a water-cooled four-stroke engine, which is suspended substantially at the center of a vehicle body frame 11 and drives a rear wheel 14 disposed rearward via a chain 13. The rear wheel 14 is pivotally supported by a swing arm 15 pivotally supported by the body frame 11 behind the engine.

Above the engine 2, a substantially triangular fuel tank 17 having a front end side higher than a rear end side is disposed. The fuel tank 1
Behind the seat 7, a seat 18 is provided on the upper side of the vehicle body frame 11, with a part thereof being overlapped on the upper side of the rear end of the fuel tank 17 and further extending rearward along the vehicle body frame 11.

On the front side of the engine 2, an exhaust pipe 21 extends downward from the cylinder head 23 of the engine 2 along the front side of the cylinder 22.
It extends from the front side to the rear of the vehicle body through the side of the crankcase 24 and is connected to an exhaust silencer (muffler) 25 provided above the rear wheel 14.

A radiator 27 for cooling the engine is arranged in a space in front of the engine 2 and below the fuel tank 17 and behind the front fender 5. A radiator shroud 28 is provided on both sides of the fuel tank 17 so as to protrude forward, and is disposed so as to cover the radiator 27 from both sides in the vehicle width direction.

As shown in FIG. 1, the front fork 3 has an upper bracket 31 and an under bracket on the upper end of the inner tube 3a with the inner tube 3a disposed above and the outer tube 3b disposed below. 32 are mounted in the vertical direction. The headlight unit 6 is disposed forward of the inner tube 3a between the upper bracket 31 and the under bracket 32. As shown in FIG. 2, a handle assembly 35 is provided on the upper part of the upper bracket 31 via a handle holder 33.
And a speedometer 36, an indicator lamp 37, and an ignition key 38 are arranged in front of the handle Assy 35. A headlight cover 8 is provided in front of the upper bracket 31.

The headlight cover 8 is shown in FIGS.
As shown in FIG. 6, the upper part and the lower part of the vehicle body are fixed to the upper bracket 31 and the under bracket 32 via mounting members (not shown), and the headlight unit 6 is fixed inside. I have. At the front of the headlight cover 8, a headlight opening 8 through which the lens 6a of the headlight unit 6 faces
a is formed. Above the headlight opening 8a, the speedometer 3 protruding upward is provided.
6, a cover portion 8b extends so as to cover the front side of the indicator lamp 37, the ignition key 38 and the like.

As shown in FIG. 3, the headlight opening 8a extends rearwardly from the periphery of the headlight opening 8a, and is located in front of the lens 6a of the headlight unit 6. The peripheral edge is a vertical peripheral portion 8 as viewed from the front.
The peripheral portions 8e and 8f on the left and right sides in the width direction are extended less than the projection amounts of c and 8d.

As shown in FIG. 4, the headlight unit 6 is provided with an aiming shaft mounting bracket 43 which is engaged with the aiming shaft 41 above the rear outer peripheral portion 6b in the AA section. It is pivotally supported on a fulcrum 41 in the front-rear direction. An aiming bolt mounting bracket 47 to which an aiming bolt 45 is attached is provided below the rear outer peripheral portion 6b. By rotating the aiming bolt 45, the optical axis of the headlight unit 6 is adjusted to the aiming axis. With the fulcrum 41 as a fulcrum, it can be adjusted vertically.

The headlight unit 6 is located one step backward with respect to the shape of the headlight cover 8 and, as shown in FIG. 8 is fastened to the back side.

The peripheral portion 8c of the headlight cover 8,
As shown in FIG. 4, a lower headlight cover 53 is attached to the back side of 8d, 8e, 8f. The headlight cover lower 53 is a cylindrical light-shielding cover formed of a rubber material or a soft resin material having a light-shielding property,
It is provided so as to surround the outer periphery of the periphery projecting like an eave.

The lower headlight cover 53 is shown in FIG.
As shown in FIG. 7, a projection 54 projecting toward the outer peripheral surface near the corner of the peripheral edge of the inscribed headlight opening 8a is integrally formed, and the projection 54 is fitted to the peripheral edge of the headlight opening 8a. This improves the ease of assembly.

Next, the operation of the motorcycle headlight mounting device according to the present embodiment will be described with reference to the drawings. As shown in FIG. 5, the headlight unit 6 attached to the headlight cover 8 irradiates a large amount of light 60 toward the front and irradiates a part of the light 61 in a peripheral direction of the headlight opening 8a. Is done.

As shown in FIG. 3, the light radiated in front of the headlight opening 8a has peripheral portions 8c and 8d formed in the vertical direction of the headlight opening 8a.
It is possible to irradiate the front without diffusing light in the vertical direction more than necessary. Also, on the left and right sides of the headlight opening 8a in the vehicle width direction, peripheral portions 8e and 8f are provided with peripheral portions 8c and 8c.
Since the eave shape is formed shallower than d, light can be diffused widely in the left-right direction. Therefore, it is possible to irradiate the front in a wide range over a wide range.

On the other hand, the light radiated into the periphery is shown in FIG.
As shown in (2), since the lower headlight cover 53 using a light-shielding material is disposed on the back side of the periphery, no light is transmitted. Therefore, the headlight opening 8
Since the light does not sneak into the rear of the headlight unit 6 or behind the headlight unit 6, it does not obstruct the rider's view, and the speedometer 36 and the indicator lamp 3
7 and the like are improved.

When the vehicle is traveling on a rough road, the lens 6a of the headlight unit 6 is disposed inside the headlight opening 8a. Is eliminated, it is possible to suppress damage to the lens surface 6a and decrease in illuminance of the headlight.

With the structure described above, according to the motorcycle headlight mounting device of this embodiment, the projection 54 is integrated with the headlight cover lower 53 provided on the back side of the periphery of the headlight opening 8a. Since the projection 54 is fitted to the periphery of the headlight opening 8a, it can be easily attached. Therefore, the assemblability can be improved.

In this embodiment, the headlight mounting device mounted on the motorcycle has been described. However, the present invention is applied to, for example, the headlight of a four-wheeled vehicle as shown in FIGS. It may be the one adopted for the mounting structure. Specifically, a headlight lamp cover 108 having a peripheral portion of a headlight opening 108a extending rearward is attached to a front side of a headlight unit 106 arranged in front of the four-wheeled vehicle 100. According to this configuration, the same effect as in the above-described embodiment is obtained.

It should be noted that the motorcycle headlight mounting structure of the present invention is not limited to the illustrated example described above, and various changes can be made without departing from the spirit of the present invention. .

[0036]

As described above, the first aspect of the present invention is as described above.
According to the motorcycle headlight mounting device described in any one of (1) to (3), it is possible to prevent light from leaking to the rear of the headlight with a simple configuration, and to prevent mud splashing to the headlight during traveling. An excellent effect of realizing a good-looking appearance can be achieved. More specifically, in a motorcycle including a cowling in which a headlight unit is incorporated, the periphery of the headlight opening of the cowling is extended rearward so as to protrude rearward, and is arranged in front of the lens surface of the headlight unit, so that the ground is uneven. It is possible to prevent the mud and water splashed by the preceding vehicle from jumping to the lens of the headlight unit during traveling or the like by the peripheral eaves projecting rearward. As a result, it is possible to reduce a decrease in the illuminance of the headlight due to the contamination of the lens surface, so that it is possible to travel on uneven terrain comfortably.

Further, the shape of the peripheral edge of the headlight opening is made smaller in the width direction than in the vertical direction when viewed from the front, so that the irradiation range of the headlight in the left-right width direction is reduced. , So that safe driving can be realized. Furthermore, by disposing a cover made of a material having a light-shielding property on the back side of the peripheral portion of the cowling, light leakage to the rear of the headlight is prevented, so that the cowling does not show through, and has a good appearance. It has an excellent effect of being able to provide an appearance.

[Brief description of the drawings]

FIG. 1 is a side view showing the overall configuration of a motorcycle employing a headlight mounting structure according to an embodiment of the present invention.

FIG. 2 is a plan view showing around a meter behind a cowling of the motorcycle.

FIG. 3 is a front perspective view showing a configuration of the cowling.

FIG. 4 is a sectional view taken along line AA of FIG. 3;

5 is a sectional view of the cowling of FIG. 3 taken along line BB.

FIG. 6 is a detailed view of a portion C of the cowling of FIG. 3;

FIG. 7 is an explanatory diagram showing an example of a modification in which the present invention is applied to an automobile.

FIG. 8 is a sectional view taken along the line DD around the headlight of FIG. 7;

FIG. 9 is a front perspective view showing a configuration of a cowling of a conventional off-road type motorcycle.

FIG. 10 is a cross-sectional view of the cowling of FIG. 9 taken along line E-E.

FIG. 11 is a front perspective view showing a configuration of a cowling of a conventional road type motorcycle.

FIG. 12 is a sectional view taken along line FF of the cowling of FIG. 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Motorcycle 6 Headlight unit 6a Lens 6b Rear outer periphery 8 Headlight cover 8a Headlight opening 8b Cover 8c, 8d, 8e, 8f Peripheral edge 10 Headlight mounting device 31 Upper bracket 32 Under bracket 53 Lower headlight cover 54 Projection 60, 61 Light

Claims (3)

[Claims] 1. A motorcycle comprising a cowling that covers a front part of a vehicle body, fixes a headlight unit inside, and has a headlight opening on a front surface where a lens of the headlight unit faces, wherein the cowling has a headlight opening. A motorcycle headlight mounting device, wherein a peripheral edge of the headlight unit extends rearward and is disposed in front of a lens surface of a headlight unit. 2. The peripheral edge of the headlight opening of the cowling is smaller in the width direction than in the vertical direction in front view.
The headlight mounting device for a motorcycle according to Claim 1. 3. The headlight mounting device for a motorcycle according to claim 1, wherein a cover made of a material having a light-shielding property is arranged on a rear side of a peripheral portion of the cowling.