JPH0922604A - Vehicular lamp - Google Patents

Abstract

PROBLEM TO BE SOLVED: To partition the inside of a lamp room for each of plural lamp functions by means of a simple structure, to facilitate the assembling of an inner panel and a partition wall, and to provide a defogging effect. SOLUTION: An inner panel 6 is provided with a partition wall 60, so that when the inner panel 6 is installed inside a lamp room 5, the inside of the lamp room 5 can be partitioned as to each of plural lamp functions by means of the partition wall 60 provided on the inner panel 6, i.e., a simple structure. Since the inner panel 6 is provided with the partition wall 60, the inner panel 6 and the partition wall 60 can be easily assembled together inside the lamp room 5 by simply placing the inner panel 6 inside the lamp room 5. Since the inside 5 of the lamp room is partitioned as to each of the plural lamp functions by means of the partition wall 60 provided on the inner panel 6, fogging that could be caused by the temperature difference between the plural lamp functions can be prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular lamp having a plurality of lamp functions, for example, a vehicular lamp having a headlamp function and a fog lamp function, or a traveling lamp function and a passing lamp function, and is particularly simple. The present invention relates to a vehicular lamp having a structure capable of partitioning a lamp chamber for each of a plurality of lamp functions, easily assembling an inner panel and a partition wall, and having an effect of preventing fog.

[0002]

2. Description of the Related Art In a vehicle lamp of this kind, a lamp chamber is generally defined by a lamp housing and a lens, and a plurality of light source bulbs are arranged in the lamp chamber to constitute a plurality of lamp functions. The inner panel is arranged in this lamp room. The inner panel covers a portion that may impair the aesthetics when the interior of the lamp is viewed from the lens. As a vehicle lamp having a plurality of lamp functions, for example, there is one having a headlamp function and a fog lamp function, or a traveling lamp function and a passing lamp function. Here, the headlamp function or the traveling lamp function side is referred to as a first lamp function, and the fog lamp function or the passing lamp function side is referred to as a second lamp function.

[0003]

However, in the above-described vehicle lamp, when one lamp chamber has a plurality of lamp functions, the lighting of the light source bulb causes the first lamp function side and the second lamp function side in the lamp chamber. There is a temperature difference with the functional side.
Due to this temperature difference, convection is generated between the first lamp function side and the second lamp function side in the lamp chamber, heat can freely flow in and out, and fogging may occur on the low temperature side of the lens. Therefore, in the above-described vehicle lamp, it is necessary to partition one lamp chamber into a plurality of lamp functions.

An object of the present invention is to provide a vehicular lamp with a simple structure that can partition the interior of the lamp room for each of a plurality of lamp functions, that the inner panel and the partition wall can be easily assembled, and that has an effect of preventing fog. To provide.

[0005]

In order to achieve the above-mentioned object, the present invention is characterized in that the inner panel is provided with a partition wall for partitioning the lamp chamber into a plurality of lamp functions.

According to the present invention, with the above structure, when the inner panel is installed in the lamp chamber, the partition wall provided in the inner panel, that is, the lamp chamber can be partitioned into a plurality of lamp functions with a simple structure. Further, since the partition wall is provided on the inner panel, the inner panel and the partition wall can be easily assembled in the lamp chamber only by disposing the inner panel in the lamp chamber. Furthermore, since the interior of the lamp chamber is partitioned by the partition wall provided on the inner panel for each of the plurality of lamp functions, it is possible to prevent the occurrence of fogging due to the temperature difference between the plurality of lamp functions.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a vehicular lamp of the present invention will be described below with reference to the accompanying drawings. This example describes a vehicle lamp in which the first lamp function is a headlamp function and the second lamp function is a fog lamp function, for example. In the figure, 3 is a lamp housing and 4 is a lens. One lamp chamber 5 is defined by the lamp housing 3 and the lens 4. A plurality of light source bulbs 12 and 22 are arranged in the lamp chamber 5 to form a plurality of lamp functions, in this example, a headlamp function 1 having a first lamp function and a fog lamp function 2 having a second lamp function. .

The above-described headlamp function 1 is a so-called project type headlamp, and includes a reflector 10 arranged in the lamp chamber 5, and a socket 11 in the reflector 10.
The light source bulb 12 held by the reflector 10 and the convex lens 14 held by the reflector 10 by the holder 13 are provided.

The finisher lamp function 2 described above includes a reflector 20 arranged in the lamp chamber 5, and the reflector 2
0 and a light source bulb 22 held via a socket 21.

An inner panel 6 is arranged in the lamp chamber 5 described above. The inner panel 6 is fixed to the lamp housing 3 with a screw 31, a clip 32 and the like. The inner panel 6 covers a portion that may impair aesthetics when the interior of the lamp chamber 5 is viewed from the lens 4.

A partition wall 60 is integrally provided on the inner panel 6. The partition wall 60 partitions the interior of the lamp chamber 5 into a plurality of lamp functions, that is, a lamp chamber 51 on the head lamp function 1 side and a lamp chamber 52 on the fog lamp function 2 side.

A packing 7 is provided all around the partition wall 60.
Is provided. The packing 7 is separate from the partition wall 60, has an annular shape, and has a U-shaped cross section. The packing 7 is airtightly provided around the entire circumference of the partition wall 60 by fitting, bonding, or the like, and is in airtight contact with the inner surfaces of the lamp housing 3 and the lens 4.

The inner surface of the lamp housing 3 is provided with a recess 30 into which the packing 7 of the partition wall 60 is fitted in an airtight manner. On the other hand, the front side portion 61 of the periphery of the partition wall 60 projects from the front side of the inner panel 6 to the lens 4 side.

In the vehicular lamp of the present invention in this embodiment, the interior of the lamp chamber 5 is divided by the partition wall 60 into the lamp chamber 51 on the head lamp function 1 side and the lamp chamber 52 on the fog lamp function 2 side. When the light source bulbs 12 and 22 are turned on, heat does not flow in and out of the lamp chamber 51 on the headlamp function 1 side and the lamp chamber 52 on the fog lamp function 2 side due to a temperature difference. It is possible to prevent fogging in the lower part.

Further, in the vehicle lighting device of the present invention in this embodiment, since the partition wall 60 is provided on the inner panel 6, when the inner panel 6 is installed in the lamp chamber 5, it is provided on the inner panel 6. With the partition wall 60, that is, with a simple structure, the inside of the lamp chamber 5 is provided with the headlamp function 1 side lamp chamber 5.
1 and the light chamber 52 on the side of the fog lamp function 2 can be partitioned.

Further, in the vehicular lamp of the present invention in this embodiment, since the partition wall 60 is provided on the inner panel 6, it is only necessary to dispose the inner panel 6 in the lamp chamber 5 and the inner panel 6 and the partition wall. The wall 60 can be easily assembled in the lamp room 5.

In particular, in this embodiment, the partition wall 60
Since the packing 7 is provided around the inner surface of the inner panel 6, it is possible to prevent the inner panel 6 from chattering due to vibration of the automobile.

Further, in this embodiment, since the annular packing 7 is provided all around the partition wall 60,
The above-mentioned chattering of the inner panel 6 is completely prevented, and the sealability between the lamp chamber 51 on the headlamp function 1 side and the lamp chamber 52 on the fog lamp function 2 side is improved.

Further, in this embodiment, since the recess 30 into which the packing 7 of the partition wall 60 fits airtightly is provided on the inner surface of the lamp housing 3, when the inner panel 6 is installed in the lamp chamber 5. Since it serves as a guide, the inner panel 6 and the partition wall 60 can be more easily assembled in the lamp chamber 5, and the inner panel 6 and the partition wall 60 can be prevented from being incorrectly assembled in the lamp chamber 5.

In this example, the vehicle lamp having the headlamp function 1 as the first lamp function and the fog lamp function 2 as the second lamp function has been described. However, the vehicle lamp of the present invention has the first lamp function for traveling. The present invention can also be applied to a vehicular lamp having a lamp function and the second lamp function being a passing lamp function. The vehicle lamp of the present invention can also be applied to other vehicle lamps having a plurality of lamp functions.

In the above embodiment, the vehicular lamp having the two lamp functions of the headlamp function 1 and the fog lamp function 2 has been described, but the vehicular lamp of the present invention has three or more lamp functions. It can also be applied to a vehicle lamp that the user has. Further, in the above-described embodiment, the partition wall 6
The packing 7 is provided around 0, but the packing 7 may be omitted. Further, in the above-described embodiment, the recess 30 into which the partition wall 60 is fitted is provided in the lamp housing 3, but the recess 30 may be omitted. Furthermore, in the above-described embodiment, the packing 7 is formed separately from the partition wall 60, but it may be molded integrally with the partition wall 60 by using an elastomer or the like.

[0022]

As is apparent from the above, in the vehicular lamp of the present invention, since the inner panel is provided with the partition wall for partitioning the lamp chamber into a plurality of lamp functions, the inner panel is installed in the lamp chamber. Then, it is possible to partition the interior of the lamp into a plurality of lamp functions with a partition wall provided on the inner panel, that is, with a simple structure. Further, since the partition wall is provided on the inner panel, the inner panel and the partition wall can be easily assembled in the lamp chamber only by disposing the inner panel in the lamp chamber. Furthermore, since the interior of the lamp chamber is partitioned by the partition wall provided on the inner panel for each of the plurality of lamp functions, it is possible to prevent the occurrence of fogging due to the temperature difference between the plurality of lamp functions.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of a vehicular lamp of the present invention.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG.

FIG. 4 is a sectional view taken along line IV-IV in FIG. 1;

[Explanation of symbols]

1 ... Headlamp function (first lamp function), 12 ... Light source bulb, 2 ... Fog lamp function (second lamp function), 2
2 ... Light source bulb, 3 ... Lamp housing, 30 ... Recessed portion,
4 ... Lens, 5 ... Lamp room, 6 ... Inner panel, 60, 6
1 ... Partition wall, 7 ... Packing.

Claims (7)

[Claims] 1. A lamp chamber is defined by a lamp housing and a lens, and a plurality of light source bulbs are arranged in the lamp chamber to constitute a plurality of lamp functions. In the vehicular lamp having a panel arranged therein, the inner panel is provided with a partition wall for partitioning the lamp chamber for each of the plurality of lamp functions. 2. A packing is provided around a partition wall of the inner panel.
4. The vehicle lighting device according to claim 1. 3. The packing has an annular shape and is provided all around a partition wall of the inner panel.
The vehicle lamp according to claim 2, wherein the lamp housing and the lens are in airtight contact with each other. 4. The vehicular lamp according to claim 1, wherein the lamp housing is provided with a recess into which an edge of a partition wall of the inner panel fits. 5. The vehicular lamp according to claim 2, wherein the lamp housing is provided with a recess into which a packing around a peripheral wall of the inner panel is fitted. 6. The vehicle according to claim 1, wherein the lamp functions of the plurality of light source bulbs partitioned by the partition wall are a headlamp function and a fog lamp function. Light fixture. 7. The lamp function of the plurality of light source bulbs partitioned by the partition wall is a traveling lamp function and a passing plumb function, according to one of claims 1 to 5. Vehicle lights.