JP2001155511A - Lighting structure for on-vehicle lamp - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting structure for an on-vehicle lamp which improves appearance by eliminating the main cause of deterioration of appearance visible from the outside of a lamp bulb, etc., while the lamp bulb is on and off and which can be mounted by the reduced number of processes without deterioration of the strength of the fitting part pf a lamp illuminator. SOLUTION: In the lighting structure for the on-vehicle lamp obtained by mounting a lamp to a pillar formed with an inner panel and an outer panel, the lamp panel is assembled to the inside of a lamp main body locked with a fitting hole bored at the outer panel, a reflector for reflecting light from the lamp bulb is provided at the lamp main body, and an inner lens for transmitting the light from the lamp bulb to enter the reflector is provided between the lamp bulb and the reflector, and a front surface lens for irradiating the outside of a vehicle with reflected light via the reflector is provided in addition.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an illumination structure for a vehicle lamp in which a lamp is mounted on a pillar having a closed cross section formed by an inner panel and an outer panel constituting a vehicle body of a vehicle.

[0002]

2. Description of the Related Art Some large passenger cars have a decorative lamp mounted on a center pillar of a vehicle body. In such a vehicle, various means are used to improve the appearance of the lamp and its surroundings. Has been taken.

FIG. 4 shows an example of a lamp lighting apparatus 100 provided on a center pillar 102 of the passenger car shown in FIG. In the figure, 30 is a lamp bulb, 31 is a lamp body, and the lamp body 31 is attached to the inner panel and the outer panel of the vehicle body 101 by means as shown in FIG. Reference numeral 32 denotes an outer lens made of a transparent material, and the lamp bulb 30 is provided toward the outer lens 32 so that light emitted by the outer bulb 32 directly passes through the outer lens 32.

In FIG. 5, reference numeral 10 denotes an outer panel, 11 denotes an inner panel, 19 denotes a reinforcement for reinforcement, and the lamp lighting device 100 includes the outer panel 10, the inner panel 11, and the reinforcement 19, respectively.
Are fixed by a bolt 41 and a nut 42 to a portion where three are superimposed.

Also, Japanese Utility Model Publication No. 5-39522, Japanese Utility Model Publication No. 3
No. 123743 discloses a technique in which a lamp lighting device is attached to an outer panel of a vehicle body.

[0006]

As shown in FIG. 3, in a passenger car provided with a lamp lighting device 100 on a center pillar 102, the lamp lighting device 100 is located at a relatively high position on the center pillar 102. That is, since it is provided at a position that is easily noticeable, it is required that the lamp lighting device for decoration exhibit a good aesthetic appearance.

However, in the prior art shown in FIGS. 4 and 5, the lamp bulb 30 is provided toward the outer lens 32 so that the light irradiated thereby is directly transmitted through the outer lens 32. Therefore, when the lamp bulb 30 is turned on, the lamp bulb 3
The zero filament is seen through from the outside, which is a factor that impairs aesthetic appearance.

In the prior art, as shown in FIG. 5, the lamp lighting device 100 includes the outer panel 10, the inner panel 11, and the reinforce 1
9 and three bolts 41 and nuts 42
It is a structure fixed by. For this reason, when mounting the lamp lighting apparatus 100, it is necessary to form a bolt hole in the three members, insert the bolt 41 into the hole, and tighten the nut 42 from the inside, which increases the number of mounting steps. Further, the three members are provided with a lamp lighting device 10.
Since the mounting hole is provided, the strength near the mounting portion of the lamp lighting device 100 decreases.

The present invention has been made in view of the above-mentioned problems of the prior art, and in a lamp illuminating device attached to a pillar portion of a vehicle, the present invention eliminates factors such as a decrease in appearance such as see-through from outside of the lamp bulb when the lamp bulb is turned on and off. It is another object of the present invention to provide a vehicle lamp lighting structure with improved aesthetics.

A second object of the present invention is to provide a lighting structure for a vehicle lamp that can be mounted with a small number of mounting steps without reducing the strength of the mounting portion of the lamp lighting device.

[0011]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a vehicle as described in claim 1, wherein a lamp is mounted on a pillar formed by an inner panel and an outer panel constituting a vehicle body. In the lighting structure of the lamp, a lamp body is locked in a mounting hole provided in the outer panel, a lamp bulb is assembled inside the lamp body, and a reflector that reflects light from the lamp bulb is provided in the lamp body. Also, an inner lens that transmits light from the lamp bulb and enters the reflector is provided between the lamp bulb and the reflector,
Further, the present invention proposes a lighting structure for a vehicle lamp, comprising a front lens for irradiating the reflected light passing through the reflector to the outside of the vehicle.

According to a second aspect of the present invention, in the first aspect, a plurality of the lamp bulbs are arranged vertically in a direction opposite to the front lens.

According to a third aspect of the present invention, in the first aspect, the front lens has an opaque central portion corresponding to a mounting portion of the lamp bulb.

According to this invention, the light emitted from the lamp bulb is transmitted through the inner lens in a predetermined direction, is incident on the reflector, is reflected by the reflector, and transmits through the front lens. Irradiated outside the vehicle. Therefore, according to the invention, the light transmitted through the front lens and emitted to the outside of the vehicle is indirect light transmitted through the inner lens and further reflected by the reflector, becomes soft light, and is appropriately reflected by the reflector. The light is diffused and is uniformly emitted from the entire surface of the front lens.
Thereby, the appearance at the time of lighting the lamp bulb is improved.

Further, a plurality of lamp bulbs are vertically arranged with the mounting direction opposite to that of the front lens, and the front lens is provided with the lamp bulb. Since the central portion corresponding to the mounting portion is made opaque, the lamp bulb is not directly seen from the front lens side through the front lens, and the appearance is also good from this surface.

Further, in the present invention, preferably, a flange is formed around the mounting hole of the outer panel, a hook is provided on the lamp body, and the hook is engaged with the flange, so that the lamp lighting device is mounted on the outer panel. .

According to this structure, the lamp lighting device can be attached to the outer panel of the vehicle body by one-touch without using bolts and nuts as in the prior art, and the number of assembling steps of the lamp lighting device is reduced. Further, the lamp illuminating device can be mounted only by providing a mounting hole in the outer panel, and a mounting hole penetrating from the outer panel to the inner panel is not required unlike the related art, so that the rigidity of the panel portion is increased.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to an embodiment shown in the drawings. However, unless otherwise specified, the dimensions, materials, shapes, relative arrangements, and the like of the components described in this embodiment are not intended to limit the scope of the present invention thereto, but are merely illustrative examples. It's just

FIG. 1 is a cross-sectional view (a cross-sectional view taken along line AA in FIG. 2) showing an illumination structure of a vehicle lamp according to an embodiment of the present invention.
FIG. 2 is a front view of the vehicle lamp.

1 and 2, reference numeral 10 denotes an outer panel of the vehicle, and 11 denotes an inner panel. A lamp lighting device 100 having the following configuration is mounted in a mounting hole 18 provided in the outer panel. In the lamp lighting device 100, 1 is a lamp bulb as a light source.
The lamp bulb 1 is arranged in the vertical direction of the vehicle body (the direction of the arrow Y in FIG. 2).
, Preferably at equal intervals.
Reference numeral 4 denotes a lamp body, and an inner surface formed in a hemispherical shape is a reflecting plate 9 for reflecting light from the lamp bulb 1.
Reference numerals 3 denote inner lenses disposed on both sides of the lamp bulb 1 along the lamp bulb 1 and have an optical transmission and refraction function.

Reference numeral 2 denotes a lamp support plate. The lamp bulb 1 and the inner lens 3 are fixed to the center of the lamp support plate, and the projection 21 provided on the outer periphery is fitted into a groove 421 provided on the upper part of the lamp body 2. By doing so, it is fixed to the lamp body 4. Further, as shown in FIG. 1, the lamp bulb 1 is provided in a direction opposite to an outer lens 5 described later.

Reference numeral 5 denotes an outer lens, which is provided with a projection 51 formed on the outer periphery thereof and a groove 411 formed on the lamp body 4.
Is fixed to the lamp body 4 by fitting. The outer lens 5 has a portion positioned in front of the reflection plate 9, that is, a portion where light emitted from the lamp bulb 1 passes through the reflection plate 9 after being reflected by the reflection plate 9 as a transparent portion 52 through which the light can pass. I have. Further, a portion located in the front direction of the lamp bulb 1 and the inner lens 3 is a molding portion 12 painted with the same paint color as the paint color of the vehicle body, and the light reflected by the reflector 9 passes therethrough. The outer peripheral portion which is not coated is also a painted portion 6 painted in the same color as the molding portion 12.
It has become. Note that the center molding portion 12 and the outer peripheral coating portion 6 are not limited to the above-mentioned colors, and may be any coating as long as the interior cannot be seen through the outer lens 5.

Reference numerals 7 and 8 denote hooks fixed to the outer peripheral portion of the lamp body 4. The hooks 7 and 8 are attached to a flange 14 formed in a leaf spring shape around the mounting hole of the outer panel 10. The lamp lighting device 100 is fixed to the outer panel 10 by being pushed in from the outside of the outer panel 10 and engaged therewith.

The lamp lighting device 100 having such a configuration
In the above, the light emitted from the plurality of lamp bulbs 1 is refracted by the inner lens 3 in a predetermined direction, that is, evenly distributed to the outside of the vehicle body, and then is refracted to the reflector, ie, the reflector 9. After being incident and reflected forward by the reflector 9, the light passes through the transparent portion 52 of the outer lens 5 and is emitted to the outside of the vehicle body.

Therefore, according to this embodiment, the light transmitted through the outer lens 5 and emitted to the outside of the vehicle is indirect light transmitted and refracted by the inner lens 3 and further reflected by the reflection plate 9 and is soft. It becomes light and the reflection plate 9
Thus, the light is appropriately diffused and uniformly irradiated from the entire surface of the outer lens 5. Thereby, the appearance of the lamp lighting device 100 when the lamp bulb 1 is turned on is improved.

A plurality of the lamp bulbs 1 are arranged in the vertical direction of the vehicle body with the mounting direction opposite to the outer lens 5, and the outer lens 5 is attached to a central portion corresponding to a mounting portion of the lamp bulb 1. The lamp bulb 1 is not directly visible from the outer lens 5 side through the outer lens 5, and the appearance is good from this surface.

Further, the mounting hole 1 of the outer panel 10
The lamp lighting device 1 is formed by forming a flange 14 around the periphery 8 and providing hooks 7 and 8 on the lamp body and locking the hooks 7 and 8 to the flange 14.
00 is mounted on the outer panel 10, so that the lamp lighting device 100 can be mounted on the outer panel 10 of the vehicle body with one-touch without using bolts and nuts as in the prior art. Assembly man-hours are reduced. Further, the lamp lighting device 100 can be mounted only by providing the mounting holes 18 and the flanges 14 on the outer panel 10, and a mounting hole penetrating from the outer panel to the inner panel is unnecessary as in the related art. Rises.

[0028]

As described above, according to the present invention, the light transmitted through the front lens and radiated to the outside of the vehicle is indirect light transmitted through the inner lens and further reflected by the reflector. At the same time, the light becomes appropriately diffused by the reflector and is uniformly illuminated from the entire surface of the front lens, thereby improving the appearance of the lamp illuminating device when the lamp bulb is turned on.

Further, a plurality of lamp bulbs are vertically arranged with the mounting direction opposite to the front lens, and the front lens is mounted on the lamp bulb. If the central portion corresponding to the portion is configured to be opaque, the lamp bulb is not directly seen from the front lens side through the front lens, and the appearance of the lamp illuminating device is also good from this surface.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view (a cross-sectional view taken along line AA in FIG. 2) illustrating a structure of a vehicle lamp according to an embodiment of the present invention.

FIG. 2 is a front view of the vehicle lamp.

FIG. 3 is a side view around a center pillar of the passenger car.

FIG. 4 is a cross-sectional view of a lamp lighting device according to the related art.

FIG. 5 is a cross-sectional view of a mounting portion of the lamp lighting device according to the related art.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Lamp bulb 2 Lamp support plate 3 Inner lens 4 Lamp body 5 Outer lens 6 Painted part 7, 8 Hook 9 Reflector 10 Outer panel 11 Inner panel 12 Mold part 14 Flange 18 Mounting hole 52 Transparent part 100 Lamp lighting device 101 Body 102 Center pillar

Claims (3)

[Claims] 1. An illumination structure for a vehicle lamp comprising a lamp formed on a pillar formed by an inner panel and an outer panel constituting a vehicle body, wherein a lamp body is locked in a mounting hole provided in the outer panel. A lamp bulb is assembled inside the lamp body, a reflector for reflecting light from the lamp bulb is provided on the lamp body, and light from the lamp bulb is transmitted between the lamp bulb and the reflector. An illumination structure for a vehicle lamp, comprising: an inner lens that is incident on a reflector; and a front lens that irradiates reflected light passing through the reflector to the outside of the vehicle. 2. The vehicle lamp lighting structure according to claim 1, wherein a plurality of the lamp bulbs are arranged in a vertical direction with an assembling direction opposite to the front lens. 3. The illumination structure for a vehicle lamp according to claim 1, wherein the front lens has an opaque central portion corresponding to a mounting portion of the lamp bulb.