JP2007103211A - Vehicular rear combination lamp - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enhance visibility of a rear combination lamp from the rear side of a vehicle and the side of the vehicle. <P>SOLUTION: The vehicle provided with this rear combination lamp using LEDs 131 as light sources is provided with a light guide body 101 projecting to the rear side of the vehicle from the front part of a lamp housing 111 for guiding the light of the LEDs 131 to the rear side of the vehicle. The LEDs 131 are respectively arranged in the front part of the light guide body 101, and a peripheral edge 101a as a light emission surface oriented to the rear side of the vehicle and the side of the vehicle is formed in the rear part of the light guide body 101. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a rear combination lamp for a vehicle.

As a conventional rear combination lamp of a vehicle, an LED (light emitting diode) is used as a light source (see, for example, Patent Document 1).
JP 2004-203370 A

  As shown in FIG. 1 of Patent Document 1, the tail lamp 18 includes an upper lamp portion 20 and a lower lamp portion 21. The upper lamp portion 20 has an LED 24 as a position lamp, and the lower lamp portion 21 has a stop lamp. A plurality of LEDs 211 are provided.

Since the LED 24 and the LED 211 have high directivity, the visibility from the rear of the vehicle is high, but the visibility from the side of the vehicle may not be high.
An object of the present invention is to improve the visibility of a rear combination lamp from the rear and side of a vehicle.

The invention according to claim 1 is a vehicle including a rear combination lamp having an LED as a light source, and includes a light guide that protrudes from the front of the lamp housing to the rear of the vehicle in order to guide the light of the LED to the rear of the vehicle. The LED is arranged at the front part of the light guide body, and the light emitting surface directed to the rear of the vehicle and the side of the vehicle is provided at the rear part of the light guide body.
As an action, the light of the LED is guided to the rear of the vehicle by the light guide, and is emitted toward the rear of the vehicle and the side of the vehicle by the light emitting surface provided at the rear part of the light guide.

The invention according to claim 2 is characterized in that the light emitting surface is a portion where a light diffusion process is performed on the periphery of the light guide.
As an action, the light of the LED guided to the light emitting surface at the periphery of the light guide is diffused and travels in each direction such as the rear of the vehicle and the side of the vehicle.

  The invention according to claim 3 comprises a plurality of light guides, a part of which constitutes a tail lamp and a stop lamp, a part of which constitutes a blinker, a light guide for the tail lamp and the stop lamp, and a blinker The light guide body emits light in a different color.

  As an operation, since the tail lamp, the stop lamp and the turn signal are provided in the same lamp housing, the space occupied by the lamp is reduced in the present invention as compared with the case where these lamps are provided separately.

The invention according to claim 4 is characterized in that the plurality of light guides are similar to each other and have an area that increases from the side of the vehicle body toward the center of the vehicle body.
As a function, as viewed from the side of the vehicle body, the peripheral light emitting surfaces of the plurality of light guides each have a band shape, and the light emitting surface on the vehicle body center side is positioned around the light emitting surface on the outer side of the vehicle body. The faces do not overlap.

The invention according to claim 5 is characterized in that a plurality of light guides are respectively connected by connecting means, and an end of the connecting means is attached to the lamp housing.
As an action, the plurality of light guides are connected to each other by the connecting means, and the connecting means is attached to the lamp housing so that the light guide and the lamp housing are integrated.

  In the invention according to claim 1, in order to guide the light of the LED to the rear of the vehicle, a light guide that protrudes rearward from the front part of the lamp housing is provided, and the LEDs are respectively disposed in the front part of the light guide, Since the rear surface of the light guide is provided with a light emitting surface directed toward the vehicle rear and the vehicle side, the light emitting surface directed toward the vehicle rear and the vehicle side emits light, whereby the rear combination lamp and the vehicle Visibility from the side can be improved.

  In the invention according to claim 2, since the light diffusing process is performed on the periphery of the light guide body to obtain the light emitting surface, the light is diffused on the light emitting surface subjected to the light diffusing process, thereby improving the visibility from each direction. Can do. Moreover, it becomes difficult to see LED through a light emission surface, and external appearance property can be improved.

  In the invention according to claim 3, a plurality of light guides are configured, a tail lamp and a stop lamp are configured in part, a blinker is configured in the other, a light guide for the tail lamp and the stop lamp, and the blinker Since the light guide body emits light in a different color, the tail lamp, the stop lamp, and the blinker are provided in the same lamp housing, so that the space of the vehicle can be used efficiently.

  In the invention according to claim 4, since the plurality of light guides are similar to each other and the area increases from the side of the vehicle body toward the center of the vehicle body, the plurality of light guides are viewed from the side of the vehicle body. Since the light emitting surfaces on the periphery of each light guide do not overlap each other and emit light similar to each other, visibility from the side of the vehicle can be further improved and a more novel appearance can be obtained.

  In the invention according to claim 5, since the plurality of light guides are respectively connected by the connecting means, and the ends of the connecting means are attached to the lamp housing, the plurality of light guides, the connecting means, and the lamp housing are integrated. Thus, the light guide can be made difficult to vibrate.

The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a side view of a vehicle equipped with a rear combination lamp according to the present invention. The vehicle 10 has a pair of left and right headlamps 13 and 14 (reference numeral 13 on the near side) on a front cover 12 constituting a front portion of a vehicle body cover 11. And a pair of left and right front turn indicators 16 and 17 (only the reference numeral 16 on the front side is shown), and a pair of left and right rear combination lamps 21 and 22 are disposed on a rear cover member 18 constituting the rear portion of the vehicle body cover 11. A scooter type motorcycle (only the front side reference numeral 21 is shown) is used, and LEDs (light emitting diodes) are used as light sources for the headlamps 13 and 14, the front blinkers 16 and 17, and the rear combination lamps 21 and 22. Is.

  In the figure, 31 is a windshield provided at the top of the front cover 12, 32 is a bar handle, 33 is a front fork steered by the bar handle 32, 34 is a front wheel attached to the lower end of the front fork 33, and 36 is for the front wheel. Disc brake, 37 is a floor step on which the driver puts his feet, 41 is an occupant seat, 42 and 42 (only reference numeral 42 is shown on the front side) is a pair of left and right grab rails arranged inside the rear cover member 18, 43, 43 (only the reference numeral 43 on the front side is shown) is an opening for inserting a hand to be hung on the grab rails 42, 44 is a pivot shaft provided on a vehicle body frame (not shown), and 45 is swingably attached to the pivot shaft 44. The swing arm 46 is a rear wheel attached to the rear end of the swing arm 45, and 47 is a power unit (not shown) side to the rear wheel 46. A drive shaft for transmitting a force, 48 rear wheel disc brake, 51 a rear fender covering an upper side of the rear wheel 46, 52 is a stand.

  FIG. 2 is a front view of a vehicle according to the present invention. Headlamps 13 and 14 of the vehicle 10 are portions arranged on the left and right of an opening 61 provided in the center of the front cover 12, and the front blinkers 16 and 17 This is a portion disposed on the side protrusions 62 and 63 provided on the left and right of the front cover 12 at a position above the headlamps 13 and 14.

In the figure, reference numeral 66 denotes a front lower cover that constitutes the vehicle body cover 11 disposed below the front cover 12, and 67 denotes an opening opened at the front of the front lower cover 66.
The above-described openings 61 and 67 are portions that take in the traveling wind into the vehicle body cover 11, and urge heat dissipation of the power unit, for example, with the captured traveling wind.

  FIG. 3 is a rear view of the vehicle according to the present invention. A display device 73 including a meter 71 and an EL (Electro-Luminescence) display 72 is arranged behind the windshield 31 and in front of the bar handle 32, and the bar handle. 32 shows that the front sides of the grips 74 and 76 provided on the left and right sides of 32 are covered with the side protrusions 62 and 63 described above, and the rear combination lamps 21 and 22 are arranged on the left and right sides of the rear cover member 18, respectively.

Each of the rear combination lamps 21 and 22 has a function of a tail lamp, a stop lamp, and a rear turn signal.
In the figure, 81 is a clutch lever, 82 is a front brake lever, and 83 is a silencer of an exhaust device.

Next, the detailed structure of the vehicle 10 described above will be described.
FIG. 4 is an external view of a vehicle according to the present invention. A vehicle body cover 11 that covers a part of the vehicle 10 also serves as a cowl member, is attached to a vehicle body frame (not shown), and a main body that covers the rear part from the front part. A cover member 202; a foot cover portion cover member 203 provided below a foot passage space through which a foot passes when the driver moves up and down; and a rear cover provided above the rear portion of the body portion cover member 202 and covering the lower portion of the occupant seat 41 And the member 18.

  Since the surface 18a of the rear cover member 18 and the surface 202a provided in the rear portion 202c of the main body cover member 202 are formed so as to be smoothly continuous when viewed from the side, the rear cover is closed when the occupant seat 41 is closed. The member 18 and the rear portion 202c of the main body cover member 202 can have a sense of unity, and can be viewed as a seat cowl 206 as a whole of the vehicle.

Therefore, the rear cover member 18 can be regarded as the upper seat cowl 207, and the rear portion 202 c of the main body cover member 202 can be regarded as the lower seat cowl 208.
Here, 211 is a chipping guard that covers the sliding portion of the front fork 33, 212 is a drive shaft cover that covers the drive shaft 47 (see FIG. 1), 213 is an axle of the front wheel 34, 214 and 216 are front end portions of the shift pedal, and A step portion provided at the rear end portion, 217 is an axle of the rear wheel 46, and 218 is a drive case for connecting the drive shaft 47 (see FIG. 1) and the rear wheel 46.

FIG. 5 is a rear side view of the vehicle according to the present invention. The passenger seat 41 is divided into a driver seat 221 and a passenger seat 222, and the passenger seat 222 is a driver seat. 221 is configured to be openable and closable independently.
In addition, left and right rear combination lamps 21 and 22 provided on the rear of the vehicle body (only the reference 21 on the front side) are provided with openings 43 and 43 (on the front side) provided between the upper seat cowl 207 and the lower seat cowl 208. Only the reference numeral 43 is shown).

Generally, a rear combination lamp is provided with a recess in a rear cowl and is housed in this recess. Therefore, the shape of the rear cowl becomes complicated and expensive.
In this regard, in the present invention, since the rear combination lamps 21 and 22 are disposed in the opening 43, it is not necessary to provide a recess in the seat cowl 206, and even if it is provided, a shallow recess can be used. As a result, the shape of the seat cowl 206 is simplified, and the manufacturing cost of the vehicle body cover 11 including the seat cowl 206 can be reduced.

Next, the operation of the passenger seat 222 described above will be described.
FIG. 6 is an operation diagram showing the operation of the passenger seat according to the present invention. The passenger seat 222 is configured to be independent from the driver seat 221 and to be opened and closed by the hinge portion 224.
Assuming that the occupant seat is composed of an integrated tandem seat in which a passenger seat is made continuous with a driver seat, the occupant seat becomes large and heavy.

In this regard, in the present invention, the occupant seat 41 in which the driver's seat 221 and the passenger's seat 222 are separated is employed.
The passenger seat 222 is inevitably small and light, so that opening and closing is extremely easy.

FIG. 7 is a rear perspective view of the vehicle according to the present invention (however, the passenger seat 222 is opened). The rear portion of the vehicle 10 includes a storage portion 231 provided at the rear portion of the vehicle body for storing articles. A passenger seat 222 that covers the storage portion 231 so as to be openable and closable, a lower seat cowl 208 that forms a part of a seat cowl that covers the lower portion of the passenger seat 222, and a rear portion of the vehicle body frame for the passenger to grip Grab rails 42, 42 provided in
In the present embodiment, two helmets can be stored in the storage unit 231.

FIG. 8 is an external view of the vehicle according to the present invention as viewed from the rear, and an open / close switch 241 for opening and closing the passenger seat 222 is provided at the rear end portion 206b of the seat cowl 206. FIG.
Since the opening / closing switch 241 for opening and closing the passenger seat 222 is provided at the rear end portion 206b of the seat cowl 206, the passenger seat 222 can be opened and closed from both sides of the vehicle 10. Thereby, the operativity at the time of opening and closing passenger seat 222 can be improved.

  FIG. 9 is a side view of a rear combination lamp according to the present invention (the arrow (FRONT in the figure indicates the front of the vehicle; the same applies hereinafter)), and the rear combination lamp 21 is an LED serving as a light source (details will be described later). ) Is not visible from the outside, and the peripheral edges of the plurality of transparent plate-shaped light guides 101 to 105 that are light emitting portions are configured to have a substantially V-shaped striped pattern in a side view through the lens 106. It is a thing. Further, the rear combination lamp 22 (see FIG. 3) is symmetrical to the rear combination lamp 21 and has the same basic structure, and the description thereof is omitted.

  FIG. 10 is a side view showing a main part of a rear combination lamp according to the present invention, in which a light guide body 101 to 105 having a plate shape and a similar shape is attached to a lamp housing 111 having an LED attached to the front part. A body assembly 112 is shown. The cross-hatched portions in the figure are the peripheral edges 101a to 105a of the respective light guides 101 to 105, and the peripheral edges 101a to 105a are portions subjected to light diffusion processing by forming fine irregularities on the surface. 105a emits light by the light emitted from the LED.

FIG. 11 is a perspective view of a light guide assembly according to the present invention. A lamp housing 111 is composed of a base 115 and an inner plate 116 and an outer plate 117 integrally extending substantially in parallel from both ends of the base 115. The light guides 101 to 105 are attached to the base 115 at equal intervals, and each of the light guides 101 to 105 is connected by a connecting member 118. The connecting member 118 is connected to the inner plate 116 and the outer plate 117. It shows that it was attached with screws 119, 119 (only one symbol 119 is shown). The cross hatched portions in the drawing are the peripheral edges 101a to 105a of the light guides 101 to 105.
In the lamp housing 111, a lens 106 (see FIG. 4) curved in a substantially V shape is attached to the peripheral edges 116a, 117a and the base 115 of the inner plate 116 and the outer plate 117 so as to surround the respective light guides 101 to 105. .

FIG. 12 is a plan view of the light guide assembly according to the present invention. The light guides 101 to 105 are extended rearward from the base 115 of the lamp housing 111, and the peripheral edges 101 a to 105 a of the light guides 101 to 105 are respectively extended. It shows that it formed diagonally so as to face the vehicle rear and the vehicle side.
The front portion of the lamp housing 111 is a portion in which LED mounting portions 121 to 125 for mounting LEDs for supplying light to the respective light guides 101 to 105 are formed.

  FIG. 13 is a cross-sectional view (partial side view) showing the light guide according to the present invention, and LED mounting portions 121 (a plurality of mounting portions 121a to 121k, 121m provided on the base 115 adjacent to the light guide 101). It is shown that the LED 131 is attached respectively.

Each of the attachment portions 121a to 121k and 121m is a portion in which a through hole 121p is formed, and supplies light from the LED 131 to the light guide body 101 through the through hole 121p.
The structure of the LED attachment portions 122 to 125 (see FIG. 7) provided on the base 115 adjacent to the other light guides 102 to 105 (see FIG. 12) and the attachment of the LED 131 are the same as the LED attachment portion 121 described above.

  FIG. 14 is a rear view of the rear combination lamp according to the present invention, and shows that the light guides 101 to 105 are arranged substantially vertically and are arranged in the order of the light guides 101 to 105 from the inside to the outside. Since the light diffusion processing is performed on the peripheral edges 101a to 105a of the light guides 101 to 105, the LED 131 (see FIG. 8) cannot be seen from the outside through the peripheral edges 101a to 105a.

  Out of the five light guides 101 to 105, the inner three light guides 101 to 103 function as a tail lamp and a stop lamp, and the two outer light guides 104 and 105 function as a rear winker.

  FIG. 15 is a plan view of a rear combination lamp according to the present invention, in which the light guides 101 to 105 extend substantially in the vehicle longitudinal direction, and the peripheral edges 101a to 105a of the light guides 101 to 105 are inclined with respect to the vehicle width direction. Therefore, when the peripheral edges 101a to 105a of the light guides 101 to 105 emit light, the light guides 101 to 105 can be visually recognized from both the vehicle body rear side and the vehicle body side.

Next, the operation of the rear combination lamps 21 and 22 described above will be described.
FIG. 16 is a first operation diagram showing the operation of the rear combination lamp according to the present invention.
When the plurality of LEDs 131 provided at the front portion of the rear combination lamp emit light, the light emitted from each LED 131 enters the transparent light guide 101 through the through holes 121p as indicated by arrows, and enters the light guide 101. To reach the peripheral edge 101a of the light guide 101. Since the peripheral edge 101a has been subjected to light diffusion processing, the light diffuses and the peripheral edge 101a emits light. The peripheral edge 101a looks almost V-shaped from the side, and appears to be striped together with the light emission from the peripheral edges of other light guides.

FIGS. 17A to 17C are second operation diagrams showing the operation of the rear combination lamp according to the present invention.
(A) shows a state in which the LED is turned on and the peripheral edges 101a to 103a of the light guides 101 to 103 emit light in red to form a tail lamp. Here, the light guides 104 and 105 are not caused to emit light.

  (B) shows a state in which the LED is turned on, and the peripheral edges 101a and 103a of the light guides 101 to 103 are made to emit red light brighter than in the case shown in (a) to form a stop lamp. Here, the light guides 104 and 105 are not caused to emit light.

  (C) illuminates the LEDs, and in addition to causing the peripheral edges 101a to 103a of the light guides 101 to 103 to emit red light as the tail lamps shown in (a), the other LEDs blink, and the light guides 104, A state where 105 light guides 104a and 105a emit light intermittently in orange to form a rear blinker is shown.

  The red and orange light emission shown in the above (a) to (c) is due to the lens color of the LED 131, and the difference in red brightness between the tail lamp and the stop lamp is due to the difference in the number of LEDs 131 that emit light. Is.

  Thus, since the rear combination lamp 21 (or the rear combination lamp 22 has the functions of a tail lamp, a stop lamp, and a rear turn signal), for example, a space that occupies in comparison with the case where these tail lamp, stop lamp, and rear turn signal are provided separately. Can be reduced.

  As shown in FIGS. 12 to 14, the present invention firstly relates to a vehicle 10 (see FIG. 3) provided with rear combination lamps 21 and 22 (one reference numeral 22 is not shown) that uses an LED 131 as a light source. In order to guide the light of the LED 131 to the rear of the vehicle, light guides 101 to 105 projecting from the front of the lamp housing 111 to the rear of the vehicle are provided, and the LEDs 131 are disposed in front of the light guides 101 to 105, respectively. In addition, the rear portions of the light guides 101 to 105 are provided with peripheral edges 101a to 105a as light emitting surfaces directed toward the rear of the vehicle and the sides of the vehicle.

  Since the peripheral edges 101a to 105a directed to the vehicle rear and the vehicle side emit light, the visibility of the rear combination lamps 21 and 22 from both the vehicle rear and the vehicle side can be improved.

Secondly, according to the present invention, the light emitting surface is a portion where the peripheral edges 101a to 105a of the light guides 101 to 105 are subjected to light diffusion treatment. The visibility from each direction can be improved. Moreover, it becomes difficult to see LED131 through a light emission surface, and an external appearance property can be improved.

Thirdly, the present invention comprises a plurality of light guides 101 to 105, a part (light guides 101 to 103) constituting a tail lamp and a stop lamp, and the other (light guides 104 and 105) for winkers. The light guides 101 to 103 for the tail lamp and the stop lamp and the light guides 104 and 105 for the winker emit light in different colors (for example, the tail lamp and the stop lamp are red, and the winker is orange). Since the tail lamp, stop lamp and turn signal are provided in the same lamp housing 111, the space of the vehicle 10 can be used efficiently.

Fourthly, the present invention is characterized in that the plurality of light guides 101 to 105 are similar to each other and have an area that increases from the side of the vehicle body toward the center of the vehicle body. Since the light emitting surfaces of the peripheral edges 101a to 105a of the light guides 101 to 105 do not overlap each other when the light guides 101 to 105 are viewed, they emit light similar to each other, so that the visibility from the side of the vehicle can be further improved. A more innovative appearance can be obtained.

Fifth, the present invention is characterized in that the plurality of light guides 101 to 105 are respectively connected by a connecting member 118 as connecting means, and an end portion of the connecting member 118 is attached to the lamp housing 111.
The plurality of light guides 101 to 105, the connecting member 118, and the lamp housing 111 can be integrated to make it difficult for the light guides 101 to 105 to vibrate.

  Note that the number of light guides, the number of light guides functioning as a tail lamp, a stop lamp, and a winker, the number of LEDs, and the emission color shown in the embodiment are not limited to these.

  The rear combination lamp of the present invention is suitable for a motorcycle.

It is a side view of a vehicle provided with a rear combination lamp according to the present invention. 1 is a front view of a vehicle according to the present invention. 1 is a rear view of a vehicle according to the present invention. 1 is an external view of a vehicle according to the present invention. 1 is a rear side view of a vehicle according to the present invention. It is an action figure which shows the effect | action of the passenger seat which concerns on this invention. 1 is a rear perspective view of a vehicle according to the present invention. It is the external view which looked at the vehicle which concerns on this invention from back. It is a side view of the rear combination lamp concerning the present invention. It is a side view which shows the principal part of the rear combination lamp which concerns on this invention. It is a perspective view of a light guide assembly according to the present invention. It is a top view of the light guide assembly concerning the present invention. It is sectional drawing which shows the light guide which concerns on this invention. It is a rear view of the rear combination lamp concerning the present invention. It is a top view of the rear combination lamp concerning the present invention. FIG. 6 is a first operation diagram showing the operation of the rear combination lamp according to the present invention. It is a 2nd operation | movement figure which shows the effect | action of the rear combination lamp which concerns on this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Vehicle, 21, 22 ... Rear combination lamp, 101-105 ... Light guide, 101a-105a ... Light emission surface (periphery), 111 ... Lamp housing, 118 ... Connection means (connection member), 131 ... LED.

Claims (5)

In a vehicle equipped with a rear combination lamp using LED as a light source,
In order to guide the light of the LED to the rear of the vehicle, a light guide that projects rearward from the front of the lamp housing is provided,
A rear combination lamp for a vehicle, wherein the LEDs are arranged at the front portion of the light guide body, and light emitting surfaces directed to the rear of the vehicle and the side of the vehicle are provided at the rear portion of the light guide body.   2. The rear combination lamp for a vehicle according to claim 1, wherein the light emitting surface is a portion where a light diffusion process is performed on a periphery of the light guide.   A plurality of the light guides, a part of which forms a tail lamp and a stop lamp, another part of which forms a winker, a light guide for the tail lamp and the stop lamp, and a light guide for the winker The rear combination lamp for a vehicle according to claim 1 or 2, characterized in that emits light in different colors.   4. The rear combination lamp for a vehicle according to claim 3, wherein the plurality of light guides are similar to each other and have an area that increases from the side of the vehicle body toward the center of the vehicle body.   5. The vehicle according to claim 1, wherein the plurality of light guides are respectively connected by connecting means, and an end portion of the connecting means is attached to the lamp housing. Rear combination lamp.

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