JP2018144799A - Lighting device arrangement structure of saddle-riding type vehicle, and saddle-riding type vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting device arrangement structure of a saddle-riding type vehicle, which is easy to secure a predetermined irradiation distance and irradiation range of a laser beam.SOLUTION: A lighting device 10 comprises laser elements 17, first light guide members 14, and front light emission parts 12. The laser element 17 emits a laser beam, the first light guide member 14 guides the beam from the laser element 17 to a desired position, and the front light emission part 12 is provided at the tip of the first light guide member 14 and irradiates a vehicle periphery with the beam from the first light guide member 14. The front light emission parts 12 are provided at higher positions than the lower end of a meter unit 72 that is provided at a vehicle front part.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a lighting device arrangement structure for a saddle-ride type vehicle and a saddle-ride type vehicle.

  Conventionally, as a lighting device arrangement structure of a vehicle, a light emitting portion that emits light as a blinker lamp is arranged at a front portion, a side portion, and a rear portion of the vehicle, and a laser element that is connected to each light emitting portion by a light guide member inside the vehicle body. An arrangement is known (for example, see Patent Document 1).

JP 2013-232405 A

The laser element of the cited document 1 has begun to be adopted for a vehicle headlight or the like, taking advantage of the characteristic that the laser beam reaches farther, but the laser element itself or a light emitting part guided from the laser element is installed in the vehicle. In some cases, depending on the location of the vehicle, the above characteristics may not be fully utilized, and it may be difficult to ensure the irradiation distance and irradiation range.
An object of the present invention is to provide a lighting device arrangement structure for a saddle-ride type vehicle that easily secures a predetermined irradiation distance and irradiation range of laser light.

  In order to solve the above-described problems, the present invention provides a laser light source (17) that emits light and a light guide unit (14, 104, 124, 214, 302) that guides light from the laser light source (17) to a desired position. And a light emitting part (14, 104, 124, 214, 302) provided at the tip of the light guide part (14, 104, 124, 214, 302) for irradiating the light from the light guide part (14, 104, 124, 214, 302) around the vehicle. 12, 122 </ b> A, 122 </ b> B, 212 </ b> A, 212 </ b> B, 301), the light emitting unit (12, 122 </ b> A, 122 </ b> B) is provided in a straddle-type vehicle lighting device arrangement structure equipped with a lighting device (10, 100, 120, 210). , 212A, 212B, 301) is provided at a position higher than the lower end of the meter unit (72, 193, 272, 355, 356) provided at the front of the vehicle body. To.

In the above invention, the light emitting part (12, 122B, 212B) may be incorporated in a rearview mirror (52, 154, 252) provided in the front part of the vehicle body.
Moreover, in the said invention, you may make it the said light emission part (12,122A, 122B, 212A, 212B, 301) provide a left-right pair.

Moreover, in the said invention, you may make it provide the said light emission part (122B, 212B) in the base of the said rear-view mirror (154,252).
In the above invention, the light emitting unit (301) may be provided in the meter unit (355, 356).
Moreover, in the said invention, you may make it provide another lighting apparatus (71,354) which uses a light bulb or LED as a light source with the lighting apparatus (10,300) of a saddle-ride type vehicle.

Moreover, in the said invention, you may make it provide the camera apparatus (91) which senses the condition ahead of a vehicle at the time of night driving | running with the lighting apparatus (10,100,120,210,300) of a saddle-ride type vehicle.
In the above invention, the camera device (91) may be telephoto.
Moreover, in the said invention, you may make it the said camera apparatus (91) detect visible light.

In the above invention, the camera device (91) may be attached to the front cowl (62) or the front cover (181).
In the above invention, the camera device (91) may be disposed on the rearview mirrors (252, 358).
In the above invention, the traveling direction of the vehicle is predicted based on at least the detection signal of the bank angle of the vehicle body, the irradiation direction of the light emitting unit (301) can be changed toward the traveling direction, and the camera device The lens (91a) of (91) may be able to be directed in the irradiation direction.

Since the light emitting unit of the present invention is provided at a position higher than the lower end of the meter unit provided in the front part of the vehicle body, there is nothing in the surroundings that blocks the light emitted from the light emitting unit, so a predetermined irradiation distance and irradiation range are secured. Can be easier.
In the said invention, since the light emission part is integrated in the rear-view mirror provided in a vehicle body front part, while being able to arrange a light emission part higher, an external appearance property can be improved.

Moreover, in the said invention, since the light emission part is provided in left-right pair, the freedom degree of the setting of an irradiation range and an irradiation distance can be increased, and it can make it easier to ensure a predetermined irradiation distance and an irradiation range still more.
Moreover, in the said invention, since a light emission part is provided in the base of a rearview mirror, the intensity | strength of a rearview mirror can be ensured and a light emission part can be made easy to protect.
Moreover, in the said invention, since a light emission part is provided in a meter unit, the wiring and stay of an existing meter unit can be utilized, and it can be made cheaper than providing a wiring and a stay newly.

Further, in the above invention, since the lighting device for the saddle-ride type vehicle is provided with another lighting device using a light bulb or LED as a light source, different types of light sources can be used, and the degree of freedom of the irradiation distance and irradiation range is increased. be able to.
Further, in the above invention, since the lighting device for the saddle-ride type vehicle is provided with a camera device that senses the situation in front of the vehicle when traveling at night, the irradiation distance, irradiation direction, and irradiation range of the lighting device can be set according to the situation in front of the vehicle. Can be changed.

Further, in the above invention, since the camera device can be telephoto, it is easy to determine a far image where the laser beam reaches by enlarging the image.
In the above invention, since the camera device detects visible light, it can sense a distant place by a combination with a laser headlight even with a relatively inexpensive visible light camera.

Further, in the above invention, since the camera device is attached to the front cowl or the front cover, the camera device can be easily attached to the front surface of the vehicle body, and the camera device can be disposed relatively above the vehicle body. Therefore, it is possible to project far away.
Moreover, in the said invention, since a camera apparatus is arrange | positioned at a rear-view mirror, a camera apparatus can be arrange | positioned in the high position of a vehicle body, and it can project farther away, and can improve sensing performance.

  In the above invention, the traveling direction of the vehicle is predicted based on at least the detection signal of the bank angle of the vehicle body, and the irradiation direction of the light emitting unit can be changed toward the traveling direction, and the lens of the camera device is irradiated. Since it can be directed in the direction, even if the traveling direction of the vehicle changes, the irradiation direction of the light emitting unit and the directing direction of the lens can always be matched to the traveling direction, so that the camera device can perform sensing with high accuracy. Thereby, switching between the low beam and the high beam can be performed more quickly.

1 is a left side view of a motorcycle including a lighting device according to a first embodiment of the present invention. 1 is a front view of a motorcycle showing a part of a lighting device (first embodiment). 1 is a plan view of a motorcycle showing a lighting device (first embodiment). It is a left view of a motorcycle provided with the lighting device of 2nd Embodiment which concerns on this invention. FIG. 3 is a plan view of a motorcycle showing a lighting device (second embodiment). It is a left view of a motorcycle provided with the lighting device of 3rd Embodiment which concerns on this invention. It is a front view of a motorcycle showing a part of a lighting device (third embodiment). FIG. 6 is a plan view of a motorcycle showing a lighting device (third embodiment). It is a left view of a motorcycle provided with the lighting device of 4th Embodiment which concerns on this invention. FIG. 9 is a front view of a motorcycle showing a part of a lighting device (fourth embodiment). FIG. 6 is a plan view of a motorcycle showing a lighting device (fourth embodiment). It is a left view of a motorcycle provided with the lighting device of 5th Embodiment concerning this invention. FIG. 9 is a front view of a motorcycle showing a part of a lighting device (fifth embodiment). It is a block diagram (5th Embodiment) which shows a lighting apparatus. It is a left view of the vehicle body frame provided with the lighting device of 6th Embodiment which concerns on this invention. It is a front view (6th Embodiment) of the vehicle body front part which shows arrangement | positioning of a lighting apparatus.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. In the description, descriptions of directions such as front and rear, right and left and up and down are the same as directions with respect to the vehicle body unless otherwise specified. Further, in each figure, the symbol FR indicates the front of the vehicle body, the symbol UP indicates the upper side of the vehicle body, and the symbol LH indicates the left side of the vehicle body.
<First Embodiment>
FIG. 1 is a left side view of a motorcycle 20 including a lighting device 10 according to a first embodiment of the present invention.
The motorcycle 20 is a multipurpose saddle riding type vehicle including a body frame 21, a front wheel 22, a rear wheel 23 and a seat 24.
The vehicle body frame 21 includes a head pipe 31, a pair of left and right main frames 32, a pair of left and right pivot frames 33, a pair of left and right seat frames 34, a pair of left and right subframes 36, and a pair of left and right down frames 37.

  The head pipe 31 constitutes a front end portion of the vehicle body frame 21 and supports a front fork 26 that supports the front wheels 22 in a steerable manner. The main frame 32 extends rearward and obliquely downward from the head pipe 31. A front storage box 41 is supported on the main frame 32. The pivot frame 33 extends downward from the rear end portion of the main frame 32 and supports a pivot shaft 27 extending in the vehicle width direction. The seat frame 34 extends rearward and obliquely upward from the rear end portion of the main frame 32 and supports the seat 24 and the fuel tank 25. The sub frame 36 connects the pivot frame 33 and the rear end of the seat frame 34. The down frame 37 extends obliquely downward from the front end of the main frame 32 and supports the engine 45 in cooperation with the pivot frame 33.

The front fork 26 includes a top bridge 46 and a bottom bridge 47 that connect the left and right sides thereof. A bar handle 51 is attached to the upper surface of the top bridge 46, and the front wheel 22 is supported on the lower end portion of the front fork 26 via an axle 22a. A pair of left and right rearview mirrors 52 are attached to the bar handle 51.
A swing arm 28 is swingably attached to the pivot shaft 27, and a rear wheel 23 is supported on a rear end portion of the swing arm 28 via an axle 23a.

The front storage box 41 is disposed at a location where the fuel tank is conventionally disposed, and the helmet 53 is stored in the large storage chamber 41a. A recess 41b that is recessed upward is formed in front of the storage chamber 41a in the front storage box 41, and a battery 54 is disposed in the recess 41b.
The engine 45 includes a crankcase 55 and a cylinder portion 56 extending obliquely forward and upward from the front portion of the crankcase 55. A radiator 57 for cooling the engine 45 with water is disposed obliquely above and forward of the cylinder portion 56. An intake device 59 including an air cleaner 58 and the like is connected to the upper portion of the cylinder portion 56.
The vehicle body frame 21 is covered with a vehicle body cover 61.
The vehicle body cover 61 includes a front cowl 62, a wind screen 63, a side cover 64, and a rear cover 66.

The front cowl 62 covers the front and side of the head pipe 31 and the front fork 26 and the side of the front storage box 41. A headlight 71 is disposed inside the front cowl 62. The wind screen 63 is attached to the upper end portion of the front cowl 62. A meter unit 72 is disposed above the front cowl 62 and behind the wind screen 63. The side cover 64 includes a front side cover 64 a and a rear side cover 64 b and covers the side of the front storage box 41 and the lower side of the seat 24. The rear cover 66 covers the lower part of the seat 24.
The front wheel 22 is covered with a front fender 74 from above. The rear wheel 23 is covered with a rear fender 76 from above. A taillight 77 is attached to the rear end of the rear fender 76.

The lighting device 10 includes a light source unit 11, a front light emitting unit 12, a rear light emitting unit 13, a first light guide member 14, and a second light guide member 16.
The light source unit 11 is disposed inside the left and right main frames 32 and includes a laser element 17 and a driver unit 18.
The laser element 17 is an auxiliary light source for high beam emission added to assist the headlight 71, specifically, a high beam light source provided in the headlight 71. The driver unit 18 is for emitting laser light from the laser element 17, and includes a heat sink 18A for cooling the laser element 17, and the laser element 17 is attached to the heat sink 18A. The heat sink 18A is provided with a plurality of cooling fins 18c that facilitate cooling by the traveling wind.

The front light emitting unit 12 is provided on the rearview mirror 52, specifically on the rearview mirror main body 52 a constituting the upper portion of the rearview mirror 52. As a result, the front light emitting unit 12 is disposed at the same height position as the meter unit 72 or above the meter unit 72. In the drawing, in order to make it easy to grasp the height position of the front light emitting unit 12, a horizontal auxiliary line 78U that passes through the upper end 72a of the meter unit 72 and a horizontal line that passes through the lower end 72b of the meter unit 72 are shown. An auxiliary line 78L is drawn. The front light emitting unit 12 is disposed above the lower auxiliary line 78L, and is preferably disposed above the upper auxiliary line 78U. As described above, by arranging the front light emitting unit 12 at a high position in the vehicle body, it is possible to easily secure the irradiation range and irradiation distance of the laser light emitted from the front light emitting unit 12.
The front light emitting unit 12 may include at least one of a lens that refracts the irradiated laser light or a reflector that reflects the irradiated laser light. The above-described lens and reflector distribute the irradiated laser light to a predetermined range in front of the vehicle. About said lens and reflector, you may provide in the light emission part of other embodiment.
The rear light emitting unit 13 is disposed in the taillight 77 and serves as a light source for brake lights and position lights.
The 1st light guide member 14 and the 2nd light guide member 16 consist of optical fibers, and can be bent freely according to the shape of the wiring position in a vehicle body.

The light source unit 11 is arranged between the head pipe 31 and the pivot shaft 27 in the longitudinal direction of the vehicle (specifically, a straight line 81 that overlaps the axis 31a passing through the center of the head pipe 31 and a vertical line 82 passing through the center of the pivot shaft 27) (Between) and the region A1. The light source unit 11 may overlap the head pipe 31 or the pivot shaft 27 in a side view. The axis 31a of the head pipe 31 serves as a steering shaft for the front wheel 22, more specifically, a steering shaft for the front fork 26 on which the front wheel 22 is supported, and the front wheel 22 is steered about the axis 31a.
As described above, by arranging the light source unit 11 in the region A1, the relatively heavy light source unit 11 can be brought close to the center of gravity of the vehicle, and the mass can be concentrated on the vehicle body center of gravity side. As a result, traveling performance such as turning performance of the vehicle can be improved.
The light source unit 11 is disposed between the engine 45 and the fuel tank 25. This also makes it possible to concentrate the mass toward the center of gravity of the vehicle body.

Further, the heat sink 18A (specifically, the plurality of cooling fins 18c) of the light source unit 11 is exposed to the outside through a gap 84 provided between the main frame 32 and the side cover 64 (specifically, the rear side cover 64b). ing. The tips of the plurality of cooling fins 18c are positioned flush with the surface connecting the outer surface of the main frame 32 and the outer surface of the side cover 64, or on the inner side in the vehicle width direction (or the outer side in the vehicle width direction).
The light source unit 11 can be cooled by the heat sink 18 </ b> A, but a cooling water pipe extending from the cylinder portion 56 or the radiator 57 disposed around the light source unit 11 may be connected to the light source unit 11. As a result, the light source unit 11 can be cooled by the cooling water cooled by the radiator 57.

The headlight 71 includes a headlight light source 86 made of a light bulb or LED. The headlight light source 86 includes a low beam light source and a high beam light source.
The lighting device 10 described above constitutes a headlight device that assists the high beam light source of the headlight 71, that is, an auxiliary headlight. It should be noted that the headlight light source 86 of the headlight 71 may constitute only a low beam light source. In this case, the lighting device 10 is a headlight device having a function of a high beam light source of the headlight 71.
The motorcycle 20 includes a naked type in which the front fork 26, the head pipe 31, the main frame 32, and the like are not covered with the front cowl and the side cover from the front and side. Also in this naked type, the light source unit 11 is disposed between the head pipe 31 and the pivot shaft 27, and between the engine 45 and the fuel tank supported by the main frame 32, for example. Be placed.

The front cowl 62 above the headlight 71 is provided with a camera device 91 that captures the situation in front of the vehicle when traveling at night.
The camera device 91 includes a lens, an image sensor, an image processing unit, a recording unit, and a zoom mechanism (including telephoto), and detects visible light. When traveling at night, the high beam and low beam of the lighting device 10 and the headlight 71 are automatically recognized by recognizing the pedestrian, the preceding vehicle, and the oncoming vehicle in front of the vehicle imaged by the camera device 91 by image recognition processing by the image processing unit. It is possible to switch with. As a result, it is possible to improve nighttime visibility by using a high beam, reduce the beam switching burden, and prevent dazzling by switching to a low beam.
Further, the distance L1 in the front-rear direction between the front light emitting unit 12 and the camera device 91 can be secured to a predetermined distance or more, and the influence of heat generated in the front light emitting unit 12 on the camera device 91 (heat interference). Can be suppressed.

FIG. 2 is a front view of the motorcycle 20 showing a part of the lighting device 10, and FIG. 3 is a plan view of the motorcycle 20 showing the lighting device 10.
As shown in FIG. 2 and FIG. 3 (see also FIG. 1), the light source unit 11 is provided in a pair of left and right inside the left and right main frames 32, 32 in the vehicle width direction. The first light guide members 14, 14 extend from the laser elements 17, 17 to the front side along the inner side surfaces of the main frames 32, 32 and bend upward at the rear of the head pipe 31. The first light guide members 14, 14 extend from the top bridge 46 (see FIG. 1) of the front fork 26 to the outside in the vehicle width direction along the bar handle 51, bent upward from the root of the rearview mirror 52, It is connected to the front light emitting units 12 and 12 provided on the rearview mirror main bodies 52a and 52a.

Since the front light emitting units 12 and 12 are arranged at a high position in the vehicle when viewed from the front of the vehicle, the front light emitting units 12 and 12 do not block the laser light emitted from the front light emitting units 12 and 12 to the front of the vehicle. Is suitable as an installation position of the front light emitting unit 12.
The second light guide member 16 extends rearward from the laser element 17 of one light source unit 11 along the seat frame 34 on one side (left side), and extends rearward from the rear end portion of the seat frame 34 along the rear fender 76. The tail light 77 is connected to the rear light emitting unit 13.
In the above embodiment, the left and right light source units 11 are provided as a pair. However, as a modified example, a single light source unit 88 indicated by an imaginary line is disposed in the center in the vehicle width direction between the left and right main frames 32 and 32. May be.

Further, although the front light emitting units 12 and 12 are arranged in the rearview mirror main bodies 52a and 52a of the rearview mirror 52, the present invention is not limited thereto, and may be arranged in a base portion 52c located at the base of the rearview mirror 52. The base 52c of the rearview mirror 52 is located at the same height as the meter unit 72 (see FIG. 1).
Further, the front light emitting units 12, 12 may be arranged at the base of the wind screen 63.
In FIG. 3, a battery 54 is disposed between the left and right main frames 32, 32 at a position near one (specifically, the right side) main frame 32.
The camera device 91 is disposed in the front cowl 62 above the headlight 71 and below the wind screen 63 and at the same height as the pair of left and right front blinkers 93 and 93. As described above, by providing the camera device 91 at a relatively high position on the vehicle body, it is possible to take a picture of the front of the vehicle farther and make it easier to recognize pedestrians, preceding vehicles, and oncoming vehicles.

As shown in FIGS. 1 to 3, the lighting device 10 of the motorcycle 20 as a saddle-ride type vehicle includes a laser element 17 as a laser light source, a first light guide member 14 as a light guide, and a light emitting part. A front light emitting unit 12 is provided.
The laser element 17 emits laser light. The first light guide member 14 guides light from the laser element 17 to a desired position. The front light emitting unit 12 is provided at the tip of the first light guide member 14 and irradiates the vehicle periphery with light from the first light guide member 14.
The front light emitting unit 12 is provided at a position higher than the meter unit 72 provided at the front of the vehicle body in a side view. According to this configuration, since there is nothing in the surroundings that blocks the light emitted from the front light emitting unit 12, a predetermined irradiation distance and irradiation range can be easily ensured.

The front light emitting unit 12 is incorporated in a rearview mirror 52 provided at the front of the vehicle body. According to this configuration, the front light emitting unit 12 can be arranged higher and the appearance can be improved.
Further, a pair of left and right front light emitting units 12 are provided. According to this configuration, the degree of freedom in setting the irradiation range and irradiation distance can be increased, and the predetermined irradiation distance and irradiation range can be more easily ensured.
The motorcycle 20 includes a headlight 71 that is another lighting device that uses a light bulb or an LED as a light source together with the lighting device 10. According to this configuration, different types of light sources can be used, and the degree of freedom in setting the irradiation distance and the irradiation range can be increased.

In addition, as shown in FIG. 2, a camera device 91 that senses the situation in front of the vehicle when traveling at night is provided together with the lighting device 10 of the motorcycle 20 as a saddle-ride type vehicle. According to this configuration, the irradiation distance, irradiation direction, and irradiation range of the lighting device 10 can be changed according to the situation in front of the vehicle.
In addition, since the camera device 91 can be telephoto, it is easy to determine an image of a distant place where the laser light reaches by enlarging the image.
In addition, since the camera device 91 detects visible light, it can sense a distant place even with the camera device 91 which is a relatively inexpensive visible light camera by being combined with a headlight device that emits laser light.

Second Embodiment
FIG. 4 is a left side view of the motorcycle 110 including the lighting device 100 according to the second embodiment of the present invention, and FIG. 5 is a plan view of the motorcycle 110 showing the lighting device 100.
As shown in FIGS. 4 and 5, the motorcycle 110 is different from the lighting device 10 (see FIG. 1) of the motorcycle 20 (see FIG. 1) of the first embodiment only in the lighting device 100.
The lighting device 100 constitutes a headlight device, and includes a light source unit 101 disposed between the left and right main frames 32, a front light emitting unit 12 serving as a light source of the headlight 111 provided in the front cowl 62, a light source The light guide member 104 which connects each of the unit 101 and the front light emission part 12 is provided.

The light source unit 101 includes a laser element 17 and a driver unit 108 that emits laser light from the laser element 17. The light source unit 101 is disposed between the left and right main frames 32 and 32 and closer to the other (specifically, the left side) main frame 32. Further, the light source unit 101 is disposed on the side of the battery 54 in the recess 41 b in front of the storage chamber 41 a of the front storage box 41.
The front light emitting unit 12 serves as a high beam light source in the headlight 111 and constitutes a headlight light source together with a low beam light source (not shown) provided in the headlight 111.
The light guide member 104 extends forward along the one (left side) main frame 32 from the light source unit 101, extends forward in the front cowl 62 through the side of the head pipe 31, and is a front portion in the headlight 111. Connected to the light emitting unit 12.

The front light emitting unit 12 described above may be a headlight light source including a low beam light source and a high beam light source of the headlight 111. In this case, two light guide members for the low beam light source and the high beam light source may extend from the light source unit 101 to the front light emitting unit 12.
The light source unit 101 is disposed between the head pipe 31 and the pivot shaft 27 in the vehicle longitudinal direction. The light source unit 101 is disposed between the engine 45 and the front storage box 41.
As described above, by arranging the light source unit 101 in the recess 41b at the lower part of the front storage box 41, the vehicle body space can be effectively used, and the vehicle body front part can be made compact and compact.
In the front cowl 62, a camera device 91 is provided above the headlight 71 and below the wind screen 63. The camera device 91 is disposed at the same height as the pair of left and right front turn signals 93 and 93.
When driving at night, the high beam and low beam of the lighting device 100 can be automatically switched by recognizing a pedestrian, preceding vehicle, and oncoming vehicle in front of the vehicle imaged by the camera device 91 by image recognition processing by the image processing unit. Is possible.

<Third Embodiment>
FIG. 6 is a left side view of the motorcycle 130 including the lighting device 120 according to the third embodiment of the present invention.
The motorcycle 130 is a scooter type saddle riding type vehicle including a body frame 131, a front wheel 132, a rear wheel 133, and a seat 134.
The body frame 131 includes a head pipe 141 that constitutes a front end, a down frame 142 that extends obliquely downward and downward from the head pipe 141, and a pair of left and right rear frames 143 that are connected to the lower portion of the down frame 142 and extend obliquely upward and backward. Is provided.
The down frame 142 includes a pair of left and right upper down frames 145 extending diagonally downward and rearward from the upper portion of the head pipe 141, and a pair of left and right lower down frames 146 extending downward and obliquely rearward from the lower portion of the head pipe 141 and below the upper down frame 145. With.
The rear frame 143 has a front end connected to the lower down frame 146 and an intermediate portion connected to the lower end of the upper down frame 145.
The lower down frame 146 extends rearward from the lower portion of the connection portion with the rear frame 143 and is further bent upward and obliquely rearward to be connected to the rear portion of the rear frame 143.

A front fork 151 is supported on the head pipe 141 so as to be steerable. The front fork 151 includes a steering stem 152 at the top, and the steering stem 152 is rotatably inserted into the head pipe 141. The steering stem 152 has a bar handle 153 attached to the upper end thereof, and a pair of left and right rearview mirrors 154 attached to the bar handle 153.
A front wheel 132 is supported on the lower end of the front fork 151 via an axle 132a.
A link member 156 is attached to the lower portion of the lower down frame 146 so as to be able to swing back and forth, and a power unit 161 is connected to a lower end portion of the link member 156 via an arm member 157. The arm member 157 is provided with a pivot shaft 162, and the power unit 161 is swingably supported on the pivot shaft 162.

The power unit 161 includes an engine 164 constituting the front portion thereof, and a continuously variable transmission 165 extending rearward from one side portion of the engine 164.
The engine 164 includes a cylinder portion 166 extending in the front-rear direction, and an intake device 167 is connected to an upper portion of the cylinder portion 166. An air cleaner 168 constituting an intake device 167 is attached to the upper portion of the continuously variable transmission 165. A rear cushion unit 169 is passed between the rear end portion of the continuously variable transmission 165 and the rear end portion of the vehicle body frame 131.
Between the left and right down frames 142, a fuel tank 171 is disposed in a state of rising forward. A radiator 172 supported by the vehicle body frame 131 is disposed in front of the fuel tank 171.

The vehicle body frame 131 is covered with a vehicle body cover 180.
The vehicle body cover 180 includes a front cover 181, a pair of left and right leg shields 182, a center cover 183, a pair of left and right body covers 184, a pair of left and right floor steps 186, and a pair of left and right under covers 187.
The front cover 181 covers the front of the front fork 151. The leg shield 182 is connected to both sides of the front cover 181 to cover the driver's legs from the front. The center cover 183 is disposed between the left and right leg shields 182 and covers the rear of the front fork 151. The body cover 184 extends rearward from the rear end of the center cover 183 and covers the side of the vehicle body. The floor step 186 extends rearward from the lower end of the leg shield 182, and the driver's legs are placed on the floor step 186. The under cover 187 covers the lower part of the floor step 186.
The front cover 181 has a headlight 191 disposed therein, and a wind screen 192 is attached to the top of the front cover 181. Further, the front cover 181 is provided with a meter 193 behind the wind screen 192.
The front wheel 132 is covered with the front fender 194 from above. The rear wheel 133 is covered with the rear fender 195 from above. A rear combination light 197 is disposed above the rear fender 195.

The lighting device 120 includes a light source unit 11, a front light emitting unit 122A in the light, a front upper light emitting unit 122B, a rear light emitting unit 123, a first light guide member 124, a second light guide member 126, and a headlight 191. The headlight 191 constitutes a part of the lighting device 120.
The light source unit 11 is disposed inside the left and right rear frames 143.
The front light emitting unit 122A in the light serves as a high beam light source for the headlight 191. The headlight 191 includes a headlight light source 198, and the headlight light source 198 includes a low beam light source 199 included in the headlight 191 and a front light emitting unit 122A in the light.

  The front upper light emitting unit 122B functions as a high beam light source added to assist the front light emitting unit 122A in the light of the headlight 191. The front upper light emitting unit 122B is provided in the rearview mirror 154, specifically, the root portion 154c located at the base of the rearview mirror 154. As a result, the front upper light emitting unit 122B is disposed at the same height position as the meter unit 193 or above the meter unit 193. In the drawing, in order to easily grasp the height position of the front upper light emitting unit 122B, a horizontal auxiliary line 201U passing through the upper end 193a of the meter unit 193 and a horizontal passing through the lower end 193b of the meter unit 193 are shown. The auxiliary line 201L is drawn. The front upper light emitting unit 122B is disposed above the lower auxiliary line 201L, and is preferably disposed above the upper auxiliary line 201U. As described above, the front upper light emitting unit 122B is arranged at a high position on the vehicle body, so that it is possible to easily secure the irradiation range and irradiation distance of the laser light from the front upper light emitting unit 122B.

As described above, as the light source for the high beam, by providing the front light emitting part 122A in the light and the front upper light emitting part 122B arranged higher than the front light emitting part 122A in the light, the irradiation range is widened. Alternatively, it can be set in a specific direction, or the irradiation distance can be increased. Thus, the degree of freedom of the irradiation range (including the irradiation direction) and the irradiation distance can be increased.
The rear light emitting unit 13 is disposed in the rear combination light 197 and serves as a light source for brake lights and position lights.
The 1st light guide member 124 and the 2nd light guide member 126 consist of optical fibers, and can be bent freely according to the shape of the wiring position in a vehicle body.
The above-described lighting device 120 constitutes a headlight device that assists the front light emitting unit 122A in the light of the headlight 191 with the front upper light emitting unit 122B, that is, an auxiliary headlight.
The first light guide member 124 branches from the light first light guide member 124A connected to the in-light front light emitter 122A and the light first light guide member 124A, and is connected to the front upper light emitter 122B. The upper first light guide member 124B.

The light source unit 11 is arranged between the head pipe 141 and the pivot shaft 162 in the longitudinal direction of the vehicle (specifically, a straight line 202 that overlaps the axis 141a passing through the center of the head pipe 141 and a vertical line 203 passing through the center of the pivot shaft 162) (Between). The light source unit 11 may overlap the head pipe 141 or the pivot shaft 162 in a side view. Thereby, the light source unit 11 can be brought close to the center of gravity of the vehicle, and the mass can be concentrated toward the center of gravity of the vehicle body. The axis 141a of the head pipe 141 serves as a steering shaft for the front wheels 132, specifically, a steering shaft for the front fork 151 on which the front wheels 132 are supported, and the front wheels 132 are steered about the axis 141a.
The light source unit 11 is disposed in a region A3 between the power unit 161 (specifically, the engine 45) and the fuel tank 171 in the vehicle front-rear direction. This also makes it possible to concentrate the mass toward the center of gravity of the vehicle body.
Further, the heat sink 18 </ b> A (specifically, the plurality of cooling fins 18 c) of the light source unit 11 is exposed to the outside through a gap 205 provided between the sheet 134 and the body cover 184. The tips of the plurality of cooling fins 18c are positioned flush with the surface connecting the outer surface of the seat 134 and the outer surface of the body cover 184, or on the inner side in the vehicle width direction (or the outer side in the vehicle width direction).

The light source unit 11 can be cooled by the heat sink 18 </ b> A, but a cooling water pipe extending from the cylinder portion 166 or the radiator 172 disposed around the light source unit 11 may be connected to the light source unit 11. As a result, the light source unit 11 can be cooled by the cooling water cooled by the radiator 172.
Some power units of a scooter type motorcycle are supported by a rear frame 143 of a vehicle body frame 131 so as to be swingable via a pivot shaft. That is, the upper part of the power unit is supported by the rear frame 143 via the pivot shaft. Also in the case of such a power unit, the light source unit 11 is disposed between the head pipe 141 and the pivot shaft. The light source unit 11 may be disposed between the power unit and the fuel tank 171.
A pair of left and right camera devices 91 are provided on the front cover 181 below the headlight 191.

FIG. 7 is a front view of the motorcycle 130 showing a part of the lighting device 120, and FIG. 8 is a plan view of the motorcycle 130 showing the lighting device 120.
As shown in FIGS. 7 and 8 (see also FIG. 6), the light source unit 11 is provided in a pair of left and right inner sides in the vehicle width direction of the left and right rear frames 143 and 143.
The light first light guiding members 124A and 124A extend from the laser elements 17 and 17 to the front side along the inner side surfaces of the down frame 142 (specifically, the upper down frames 145 and 145), and extend to the side of the head pipe 141. The light passes through the front cover 181 and is connected to the front light emitting part 122A in the headlight 191.

The upper first light guide members 124B and 124B bend upward in the middle of the light first light guide members 124A and 124A (specifically, behind the head pipe 141). The upper first light guide members 124B and 124B extend upward along the steering stem 152 (see FIG. 1), further extend outward in the vehicle width direction along the bar handle 153, and the root portion 154c of the rearview mirror 154. Are connected to the front upper light emitting sections 122B and 122B.
Since the front upper light emitting units 122B and 122B are arranged at a high position in the vehicle in a front view of the vehicle, the front upper light emitting units 122B and 122B have nothing to block the laser light emitted from the front upper light emitting units 122B and 122B to the front of the vehicle. The mirror 154 is suitable as an installation position of the front upper light emitting unit 122B.

The second light guide member 126 extends rearward from the laser element 17 of one light source unit 11 along the rear frame 143 on one side (left side), extends from the rear end of the rear frame 143 into the rear combination light 197, The rear combination light 197 is connected to the rear light emitting unit 123.
In the above embodiment, the left and right light source units 11 are provided as a pair. However, as a modified example, a single light source unit 88 indicated by an imaginary line is disposed at the center in the vehicle width direction between the left and right rear frames 143 and 143. May be.

The left and right camera devices 91 and 91 are disposed below the left and right headlights 191 and 191 in the front cover 181. In this way, by providing the pair of left and right camera devices 91 and 91, the image processing unit included in the camera devices 91 and 91 can determine the distance of the imaging object such as a pedestrian, a preceding vehicle, and an oncoming vehicle. Thereby, the recognition accuracy of the object to be photographed can be increased, and switching between the high beam and the low beam can be performed more quickly.
Note that the left and right camera devices 91 and 91 may be arranged above the headlights 191 and 191 in the front cover 181.

As shown in FIGS. 6 to 8, the front upper light emitting unit 122 </ b> B as a light emitting unit is provided at the root of the rearview mirror 154, specifically, at the root portion 154 c. According to this configuration, the strength of the rearview mirror 154 can be ensured, and the front upper light emitting unit 122B can be easily protected.
As shown in FIGS. 2 and 7, since the camera device 91 is attached to the front cowl 62 or the front cover 181, the camera device 91 can be easily attached to the front surface of the vehicle body, and the upper part of the vehicle body is relatively high. Since the camera device 91 can be disposed in the distance, it is possible to project far away.

<Fourth embodiment>
FIG. 9 is a left side view of a motorcycle 220 including the lighting device 210 according to the fourth embodiment of the present invention.
The motorcycle 220 is a super sports straddle-type vehicle including a body frame 221, a front wheel 222, a rear wheel 223, and a seat 224.
The vehicle body frame 221 includes a head pipe 231, a pair of left and right main frames 232, a pair of left and right pivot frames 233, and a pair of left and right seat frames 234.
The head pipe 231 constitutes a front end portion of the vehicle body frame 221 and supports a front fork 226 that supports the front wheels 222 in a steerable manner. The main frame 232 extends obliquely downward and rearward from the head pipe 231 and supports the engine 245. A fuel tank 241 is supported on the main frame 232. The pivot frame 233 extends downward from the rear end portion of the main frame 232 and supports a pivot shaft 227 extending in the vehicle width direction. The pivot frame 233 supports the engine 245 in cooperation with the main frame 232. The seat frame 234 extends rearward and obliquely upward from the rear end portion of the main frame 232 and the upper end portion of the pivot frame 233 to support the seat 224.

The front fork 226 includes a top bridge 246 and a bottom bridge 247 that connect the left and right sides thereof. A pair of left and right bar handles 251 are attached to the upper surface of the top bridge 246, and a front wheel 222 is supported on the lower end of the front fork 226 via an axle 222a.
A swing arm 228 is swingably attached to the pivot shaft 227, and a rear wheel 223 is supported on a rear end portion of the swing arm 228 via an axle 223a.

A battery 254 is disposed below the seat 224 and behind the fuel tank 241.
The engine 245 includes a crankcase 255 and a cylinder portion 256 that extends obliquely upward and forward from the front portion of the crankcase 255. A radiator 257 for cooling the engine 245 with water is disposed in front of the cylinder portion 256. An intake device 259 including an air cleaner or the like is connected to the rear portion of the cylinder portion 256.
The vehicle body frame 211 is covered with a vehicle body cover 261.

The vehicle body cover 261 includes a cowl 262. The cowl 262 includes an upper cowl 262a that covers the upper portion of the head pipe 231 and the front fork 226, a middle cowl 262b that extends rearward from the upper cowl 262a and covers the cylinder portion 256 of the engine 245 from the side, and a lower portion of the engine 245. It consists of a lower cowl 262c covering from the side.
A headlight 271 is disposed inside the upper cowl 262a.
Further, the upper cowl 262a is formed with a duct 262d for taking the traveling wind into the upper cowl 262a at the center of the front surface in the vehicle width direction. The headlight 271 is provided on the upper edge of the duct 262d. In other words, the headlight 271 is disposed in the duct 262d.
A wind screen 263 and a pair of left and right rearview mirrors 252 are attached to the upper part of the upper cowl 262a. A meter unit 272 is disposed above the upper cowl 262a and behind the wind screen 263.
The front wheel 222 is covered with a front fender 274 from above. The rear wheel 223 is covered with a rear fender 276 from above. A taillight 277 is disposed above the rear fender 76.

The lighting device 210 includes a light source unit 11, a front light emitter 212 </ b> A in the light, a front upper light emitter 212 </ b> B, a rear light emitter 213, a first light guide member 214, a second light guide member 216, and a headlight 271. The headlight 271 constitutes a part of the lighting device 210.
The light source unit 11 is disposed inside the left and right main frames 232.
The front light emitting unit 212 </ b> A in the light serves as a headlight light source for the headlight 271. The headlight light source includes a low beam light source and a high beam light source.

  The front upper light emitting unit 212B is added to assist the front light emitting unit 212A in the light of the headlight 271 and functions as a high beam light source. The front upper light emitting unit 212B is provided in the rearview mirror 252, specifically, the root portion 252c (see FIG. 10) located at the base of the rearview mirror 252. As a result, the front upper light emitting unit 212 </ b> B is disposed at the same height position as the meter unit 272 or above the meter unit 272. In the drawing, in order to easily grasp the height position of the front upper light emitting unit 212B, a horizontal auxiliary line 281U passing through the upper end 272a of the meter unit 272 and a horizontal passing through the lower end 272b of the meter unit 272 are shown. The auxiliary line 281L is drawn. The front upper light emitting unit 212B is disposed above the lower auxiliary line 281L, and is preferably disposed above the upper auxiliary line 281U. As described above, the front upper light emitting unit 212B is arranged at a high position on the vehicle body, so that it is possible to easily secure the irradiation range and irradiation distance of the laser light from the front upper light emitting unit 212B.

The rear light emitting unit 13 is disposed in the taillight 277 and serves as a light source for brake lights and position lights.
The 1st light guide member 214 and the 2nd light guide member 216 consist of optical fibers, and can be bent freely according to the shape of the wiring position in a body.
The first light guide member 214 includes a light first light guide member 214A connected to the in-light front light emitter 212A and an upper first light guide member 214B connected to the front upper light emitter 212B.

The light source unit 11 is arranged between the head pipe 231 and the pivot shaft 227 in the vehicle longitudinal direction (specifically, a straight line 282 that overlaps the axis 231a passing through the center of the head pipe 231 and a vertical line 283 passing through the center of the pivot shaft 227) (Between) and the region A4. The light source unit 11 may overlap the head pipe 231 or the pivot shaft 227 in a side view. Thereby, the light source unit 11 can be brought close to the center of gravity of the vehicle, and the mass can be concentrated toward the center of gravity of the vehicle body. The axis 231a of the head pipe 231 serves as a steering shaft for the front wheel 222, more specifically, a steering shaft for the front fork 226 on which the front wheel 222 is supported, and the front wheel 222 is steered about the axis 231a.
The light source unit 11 is disposed between the engine 245 and the fuel tank 241. This also makes it possible to concentrate the mass toward the center of gravity of the vehicle body.

Further, the heat sink 18 </ b> A (specifically, the plurality of cooling fins 18 c) of the light source unit 11 is exposed to the outside through a gap 285 provided between the main frame 232 and the fuel tank 241. The tips of the plurality of cooling fins 18c are positioned flush with the surface connecting the outer surface of the main frame 232 and the outer surface of the fuel tank 241 or inside the vehicle width direction (or the vehicle width direction outer side).
The light source unit 11 can be cooled by the heat sink 18 </ b> A, but a cooling water pipe extending from the cylinder portion 256 or the radiator 257 disposed around the light source unit 11 may be connected to the light source unit 11. As a result, the light source unit 11 can be cooled by the cooling water cooled by the radiator 257.
The above-described lighting device 210 includes a headlight 271 and a front upper light emitting unit 212B that assists the high beam light source of the front light emitting unit 212A in the light that is a light source for the headlight of the headlight 271. Become.
Camera devices 91 are provided on the front surfaces of the left and right rearview mirrors 252, respectively.
The distance in the front-rear direction between the front light emitting unit 212A in the light and the camera device 91 is L2, and the distance in the front-rear direction between the front upper light-emitting unit 212B and the camera device 91 is L3.

FIG. 10 is a front view of the motorcycle 220 showing a part of the lighting device 210, and FIG. 11 is a plan view of the motorcycle 220 showing the lighting device 210.
As shown in FIG. 10, the headlight 271 has a so-called “fine” shape with a small size and a small vertical width by incorporating the front light emitting portions 212A and 212A in the light of the lighting device 210 into the headlight 271. Can give a new impression. Further, by making the headlight 271 small and thin in this way, it can be arranged in a narrow space in the duct 262d, and the vehicle body space can be used effectively. Further, by disposing the front light emitting part 212A in the light of the headlight 271 in the duct 262d, the heat generated in the front light emitting part 212A in the light can be dissipated to the traveling wind taken into the duct 262d. The front light emitting part 212A in the light can be cooled.
10 and 11 (see also FIG. 1), the light source unit 11 is provided in a pair of left and right inside the left and right main frames 232 and 232 in the vehicle width direction.
The light first light guide members 214A and 214A extend from the laser elements 17 and 17 to the front side along the inner side surfaces of the main frames 232 and 232, and pass below the head pipe 231 (see FIG. 1) to pass through the middle cowl. It extends into the interior of 262b and the upper cowl 262a and is connected to the in-light front light emitting section 212A in the headlight 271.

The upper first light guide members 214B and 214B extend forward from the laser elements 17 and 17 along the upper edges of the main frames 232 and 232, and emit light from the upper cowl 262a to the front upper portion of the root portion 252c of the rearview mirror 252. Connected to the sections 212B and 212B.
Since the front upper light emitting units 212B and 212B are arranged at a high position in the vehicle when viewed from the front of the vehicle, the front upper light emitting units 212B and 212B have nothing to block the laser light emitted from the front upper light emitting units 212B and 212B to the front of the vehicle. The mirror 252 is suitable as an installation position of the front upper light emitting unit 212B.
The second light guide member 216 extends rearward from the laser element 17 of the one light source unit 11 along the seat frame 234 on one side (left side), extends from the rear end portion of the seat frame 234 into the taillight 277, and The light 277 is connected to the rear light emitting unit 213.

The left and right camera devices 91 and 91 are disposed further outward in the vehicle width direction than the portion of the cowl 262 (specifically, the middle cowl 262b) that protrudes most outward in the vehicle width direction. It is possible to photograph and to recognize more information more quickly.
Further, a distance in the vehicle width direction between the front light emitting unit 212A in the light and the camera device 91 is L4, and a distance in the vehicle width direction between the front upper light emitting unit 212B and the camera device 91 is L5. As shown in FIGS. 9 and 10, in the front-rear direction, the distance L2 between the in-light front light emitting unit 212A and the camera device 91 and the distance L3 between the front upper light emitting unit 212B and the camera device 91 are both short. However, in the vehicle width direction, the distance L4 between the front light emitting unit 212A in the light and the camera device 91 and the distance L5 between the front upper light emitting unit 212B and the camera device 91 are both greater than or equal to a predetermined distance. Thereby, it is possible to suppress the influence of the heat generated in the in-light front light emitting unit 212A and the front upper light emitting unit 212B on the camera device 91.
In the above embodiment, the left and right light source units 11 are provided as a pair. However, as a modified example, a single light source unit 88 indicated by an imaginary line is arranged at the center in the vehicle width direction between the left and right main frames 232 and 232. May be.

<Fifth Embodiment>
FIG. 12 is a left side view of a motorcycle 310 including a lighting device 300 according to a fifth embodiment of the present invention, and FIG. 13 is a front view of the motorcycle 310 showing a part of the lighting device 300 (fifth embodiment). It is.
As shown in FIGS. 12 and 13, the motorcycle 310 is a naked saddle type vehicle including a body frame 311, a front wheel 312, a rear wheel 313, and a seat 314.
The body frame 311 includes a head pipe 321, a pair of left and right main frames 322, a pair of left and right pivot frames 323, a pair of left and right seat frames 324, a pair of left and right subframes 326, a pair of left and right down frames 327, and a pair of left and right lower frames 328. A reinforcing frame 329 is provided.
The head pipe 321 constitutes a front end portion of the vehicle body frame 311 and supports a front fork 331 that supports the front wheel 312 in a steerable manner. The main frame 322 extends rearward and obliquely downward from the head pipe 321 and supports the engine 332. A fuel tank 333 is supported on the upper portion of the main frame 322. The pivot frame 323 supports a pivot shaft 334 that extends downward from the rear end of the main frame 322 and extends in the vehicle width direction. The seat frame 324 extends rearward from the upper end portion of the pivot frame 323 and supports the seat 314.

The sub frame 326 connects the pivot frame 323 and the seat frame 324. The down frame 327 extends rearward and downward from a pair of left and right reinforcing frames 329 passed to the head pipe 321 and the left and right main frames 322. The down frame 327 supports the engine 332 in cooperation with the pivot frame 323. The lower frame 328 extends rearward from the lower end portion of the down frame 327 and is connected to the pivot frame 323 at the rear end portion.
The front fork 331 includes a top bridge 335 and a bottom bridge 336 that connect the left and right sides thereof. A bar handle 337 is attached to the upper surface of the top bridge 335, and a front wheel 312 is supported on the lower end of the front fork 331 via an axle 312a.
A swing arm 341 is attached to the pivot shaft 333 so as to swing up and down, and a rear wheel 313 is supported on the rear end portion of the swing arm 341 via an axle 313a.

  The engine 332 includes a crankcase 343 and a cylinder portion 344 that extends obliquely upward and forward from the front portion of the crankcase 343, and the cylinder portion 344 includes a cylinder head 345. An intake device 347 including an air cleaner and the like is connected to the rear portion of the cylinder head 345. An exhaust device 348 is connected to the front portion of the cylinder head 345. The exhaust device 348 includes a plurality of exhaust pipes 351 connected to the cylinder head 345 and a muffler 352 connected to the rear end portion of the exhaust pipe 351.

The front fork 331 includes a headlight 354 and a pair of left and right meter units 355 and 356 (only the front meter unit 355 is shown) disposed above the headlight 354, and the bar handle 337 has a pair of left and right meters. Rearview mirrors 358 and 358 are attached.
The headlight 354 includes a headlight light source 359 made of a light bulb or LED. The headlight light source 359 includes a low beam light source and a high beam light source.
The front wheel 312 is covered with a front fender 361 from above. The rear wheel 313 is covered with a rear fender 362 from above. A taillight 363 is provided at the rear part of the rear fender 362.

The lighting device 300 includes a pair of left and right light source units 11, a pair of left and right light emitting units 301, 301 (only the light emitting unit 301 on the near side is shown), and a pair of left and right light guide members 302.
The light source unit 11 is provided on the inner side in the vehicle width direction of the left and right main frames 322 and 322 (only the front main frame 322 is illustrated), and is disposed above the intake device 347, respectively.
The light source unit 11 is not limited to a pair of left and right. For example, the single light source unit 11 may be disposed in the center in the vehicle width direction between the left and right main frames 322 and 322.

  Further, the light source unit 11 is arranged between the head pipe 321 and the pivot shaft 334 in the vehicle longitudinal direction (specifically, a straight line 367 overlapping with an axis 321a passing through the center of the head pipe 321 and a vertical line passing through the center of the pivot shaft 334). 368)). The light source unit 11 may overlap the head pipe 321 or the pivot shaft 334 in a side view. Thereby, the light source unit 11 can be brought close to the center of gravity of the vehicle, and the mass can be concentrated toward the center of gravity of the vehicle body. The axis 321a of the head pipe 321 serves as a steering shaft for the front wheel 312, more specifically, the steering shaft for the front fork 331 on which the front wheel 312 is supported, and the front wheel 312 is steered about the axis 321a.

The light source unit 11 is disposed between the engine 332 and the fuel tank 333. This also makes it possible to concentrate the mass toward the center of gravity of the vehicle body.
The light emitting unit 301 is a high beam light source added to assist the high beam light source of the headlight light source 359 of the headlight 354. The light emitting unit 301 is disposed in front of the left and right meter units 355 and 356, and includes a horizontal auxiliary line 365U passing through the upper ends 355a and 356a of the meter units 355 and 356, and lower ends 355b and 356b of the meter units 355 and 356, respectively. It is located between the horizontal auxiliary line 365L passing through. As described above, since the light emitting unit 301 is arranged at a high position on the vehicle body, there is nothing to block the laser light emitted from the light emitting unit 301 to the front of the vehicle, and the irradiation range and irradiation of the laser light from the light emitting unit 301. It is easy to secure the distance. For this reason, the meter units 355 and 356 are suitable as installation positions of the light emitting unit 301.

  The light guide member 302 is made of an optical fiber and can be bent freely according to the shape of the routing position in the vehicle body. The left and right light guide members 302, 302 respectively extend forward from the laser element 17 along the inner surface of the main frame 322, and bend upward at the rear of the head pipe 321. The left and right light guide members 302, 302 extend forward from the top bridge 335 of the front fork 331 and are connected to the light emitting units 301 of the meter units 355, 356.

The lighting device 300 described above constitutes a headlight device including a light emitting unit 301 that assists the high beam light source of the headlight 354. It should be noted that the headlight light source 359 of the headlight 354 may constitute only a low beam light source. In this case, the lighting device 300 is a headlight device including the light emitting unit 301 having a function of a high beam light source of the headlight 354.
Camera devices 91 are provided on the front surfaces of the left and right rearview mirrors 358, respectively.
By providing the camera device 91 at a high position of the vehicle body called the rearview mirror 358, it is possible to take a farther image of the front of the vehicle and make it easier to recognize pedestrians, preceding vehicles, and oncoming vehicles.
In addition, the distance L6 between the light emitting unit 301 and the camera device 91 in the front-rear direction can be secured to a predetermined distance or more, and the influence of heat generated in the light emitting unit 301 on the camera device 91 can be suppressed.

As shown in FIGS. 12 and 13 above, since the light emitting unit 301 is provided in the meter units 355 and 356, the light emitting unit 301 can be installed using the wiring and stay of the existing meter units 355 and 356, Cost can be reduced compared to newly providing wiring and stays.
As shown in FIGS. 10 and 13, since the camera device 91 is disposed on the rearview mirrors 252 and 358, the camera device 91 can be disposed at a high position on the vehicle body, and the sensing performance can be improved.

FIG. 14 is a block diagram (fifth embodiment) showing a lighting device 300.
The lighting device 300 can change the irradiation direction of the light emitting unit 301 connected to the light source unit 11 via the light guide member 302 to the traveling direction of the vehicle, and the lens 91 a of the camera device 91 is changed to the light emitting unit 301. Can be directed in the irradiation direction or the like.
Specifically, the lighting device 300 includes a light source unit 11, a light emitting unit 301, a light guide member 302, a bank angle sensor 304, a vehicle speed sensor 305, an ECU (Electronic Control Unit) 306, a light emitting unit driving unit 307, a lens driving unit 308, a camera. A device 91 is provided.

The bank angle sensor 304 detects an inclination angle (bank angle) to the left and right of the motorcycle 310 (see FIG. 13) from the upright state. The vehicle speed sensor 305 detects the vehicle speed of the motorcycle 310. A bank angle signal SB that is a bank angle detection signal detected by the bank angle sensor 304 and a vehicle speed signal SV that is a vehicle speed detection signal detected by the vehicle speed sensor 305 are output to the ECU 306.
The ECU 306 calculates and predicts the traveling direction of the motorcycle 310 based on the bank angle signal SB and the vehicle speed signal SV. Then, the ECU 306 outputs the light emitting unit driving signal SDH and the lens driving signal SDL including the calculated traveling direction to the light emitting unit driving unit 307 and the lens driving unit 308, respectively.

The light emitting unit driving unit 307 drives the light emitting unit 301 with an actuator such as an electric motor, a solenoid, a pneumatic cylinder, and a hydraulic cylinder based on the light emitting unit drive signal SDH, and changes the irradiation direction of the light emitting unit 301 to the progress of the motorcycle 310. A direction or a direction inclined by a predetermined angle with respect to the traveling direction.
The lens driving unit 308 drives the lens 91a included in the camera device 91 with an actuator such as an electric motor, a solenoid, a pneumatic cylinder, and a hydraulic cylinder based on the lens driving signal SDL, and changes the direction of the lens in accordance with the progress of the motorcycle 310. A direction or a direction inclined by a predetermined angle with respect to the traveling direction.
In addition, it is not limited to driving only the lens, and the entire camera device 91 including the lens is driven so that the photographing direction of the camera device 91 is directed to the traveling direction of the motorcycle 310 or a direction inclined by a predetermined angle with respect to the traveling direction. May be.

  As described above, the traveling direction of the vehicle is predicted based on at least the detection signal of the bank angle of the vehicle body, the irradiation direction of the light emitting unit 301 can be changed toward the traveling direction, and the lens of the camera device 91 can be changed. 91a can be directed in the irradiation direction, so that even if the traveling direction of the vehicle changes, the irradiation direction of the light emitting unit 301 and the directing direction of the lens 91a can always be matched to the traveling direction. It can sense well.

<Sixth Embodiment>
15 is a left side view of a vehicle body frame 381 provided with a lighting device 370 according to a sixth embodiment of the present invention, and FIG. 16 is a front view of the front of the vehicle body showing the arrangement of the lighting device 370 (sixth embodiment). ).
In the sixth embodiment, the same components as those in the fifth embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
As shown in FIGS. 15 and 16, the lighting device 370 closes the headlight light source 371, the recessed portion 391 a formed in the front portion of the head pipe 391 constituting the vehicle body frame 381, and the opening 391 b of the recessed portion 391 a. The lens 373, the light source unit 11 (see FIG. 12), and the light guide member 374 are provided.

The headlight light source 371 includes a low beam light source 376 made of a light bulb or LED and a light emitting unit 377 as a high beam light source connected to the tip of the light guide member 374. The low beam light source 376 and the light emitting portion 377 are disposed behind the lens 373 in the recess 391a. A reflector (not shown) that reflects light emitted from the low beam light source 376 forward is provided behind the low beam light source 376.
As described above, the lighting device 370 is a headlight device that emits laser light from the light emitting unit 377 serving as a high beam light source.

The vehicle body frame 381 is different from the vehicle body frame 311 of the fifth embodiment shown in FIG. 12 only in the head pipe 391. About the arrangement | positioning location of the light source unit 11, it is the same as 5th Embodiment.
As described above, by arranging the lighting device 370 in the head pipe 391, the front fork 331 and the surroundings can have a simple structure and a new impression can be given, and the attractiveness of the product can be improved.
Note that the lighting device 370 is not limited to the head pipe 391, and may be incorporated in a part of the top bridge 335, the bottom bridge 336, or other front forks 331.

The above-described embodiment is merely an aspect of the present invention, and can be arbitrarily modified and applied without departing from the gist of the present invention.
The present invention is not limited to the application to a motorcycle, but can also be applied to a saddle-ride type vehicle including other than a motorcycle. The saddle-ride type vehicle includes all vehicles that ride on the vehicle body, and includes not only motorcycles (including bicycles with motors) but also three-wheeled vehicles and four-wheeled vehicles classified as ATVs (rough terrain vehicles). It is a vehicle including.

10, 100, 120, 210, 300 Lighting device 12 Front light emitting part (light emitting part)
14, 124, 214 First light guide member (light guide portion)
16, 126, 216 Second light guide member (light guide part)
17 Laser element (laser light source)
20, 110, 130, 220 Motorcycle (saddle-ride type vehicle)
52,154,252,358 Rearview mirror 62 Front cowl 71,354 Headlight (lighting device)
72, 193, 272, 355, 356 Meter unit 91 Camera device 91a Lens 104, 302 Light guide member (light guide portion)
122A Light front part (light emitting part)
122B Front upper light emitting part (light emitting part)
181 Front cover 212A Light-emitting front light-emitting part (light-emitting part)
212B Front upper light emitting part (light emitting part)
301 Light emitting part

Claims (12)

A laser light source (17) that emits light, a light guide (14, 104, 124, 214, 302) for guiding light from the laser light source (17) to a desired position, and the light guide (14, 104, 124) , 214, 302) and a light emitting unit (12, 122A, 122B, 212A, 212B, 301) that irradiates the vehicle periphery with light from the light guide unit (14, 104, 124, 214, 302). In a lighting device arrangement structure of a saddle-ride type vehicle equipped with a lighting device (10, 100, 120, 210, 300) comprising:
The light emitting part (12, 122A, 122B, 212A, 212B, 301) is provided at a position higher than the lower end of a meter unit (72, 193, 272, 355, 356) provided in the front part of the vehicle body. Arrangement structure for a saddle riding type vehicle.   2. The straddle-type vehicle lighting device according to claim 1, wherein the light-emitting portion (12, 122 </ b> B, 212 </ b> B) is incorporated in a rearview mirror (52, 154, 252) provided at a front portion of a vehicle body. Placement structure.   The light emitting unit (12, 122A, 122B, 212A, 212B, 301) is provided with a pair of left and right lighting device arrangement structures for a saddle-ride type vehicle according to claim 1 or 2.   The lighting device arrangement structure for a saddle-ride type vehicle according to claim 2 or 3, wherein the light emitting section (122B, 212B) is provided at a base of the rearview mirror (154, 252).   The said light emission part (301) is provided in the said meter unit (355,356), The lighting apparatus arrangement structure of the saddle-ride type vehicle of Claim 1 characterized by the above-mentioned.   A straddle-type vehicle comprising the lighting device (10, 300) according to any one of claims 1 to 5 and another lighting device (71, 354) using a light bulb or LED as a light source.   A lighting device (10, 100, 120, 210, 300) for a saddle-ride type vehicle according to any one of claims 1 to 6, and a camera device (91) for sensing a situation in front of the vehicle when traveling at night. A saddle-ride type vehicle characterized by that.   The saddle riding type vehicle according to claim 7, wherein the camera device (91) is telephoto.   The saddle riding type vehicle according to claim 7 or 8, wherein the camera device (91) detects visible light.   The saddle-ride type vehicle according to any one of claims 7 to 9, wherein the camera device (91) is attached to a front cowl (62) or a front cover (181).   The saddle-ride type vehicle according to any one of claims 7 to 9, wherein the camera device (91) is disposed in a rearview mirror (252, 358).   The traveling direction of the vehicle is predicted based on at least the detection signal of the bank angle of the vehicle body, and the irradiation direction of the light emitting unit (301) can be changed toward the traveling direction, and the lens of the camera device (91) ( The saddle-ride type vehicle according to any one of claims 7 to 11, wherein 91a) can be directed in the irradiation direction.

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