JPH06290601A - Vehicle lighting fixture - Google Patents

Abstract

PURPOSE:To provide a vehicle lighting fixture for improving fitting workability to a cover member and capable of preventing the adherence of water to a valve terminal. CONSTITUTION:A cover member 12 closing between a base part 6 and the opening peripheral edge part 1b of a housing 1 is provided with an annular cover member main body 13 and an elastic plate part 14 fitted so as to block the opening of the middle part of the cover member main body 13. The cover member main body 13 is provided with an outer periphery edge part 13a fitted to the opening peripheral edge part 1b, an inner peripheral edge part 13b engaged with the periphery of the base part 6, and a flexible part 13c having flexibility to link the outer and inner peripheral edge parts 13a and 13b. The elastic plate part 14, on which an insertion hole 14a to which the valve terminal 7 is to be inserted is formed, is compression-deformable, and is fitted to the rear end surface 6a of the base part 6 in a surface-contacted condition.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a vehicular lamp, especially
The present invention relates to an improvement of a cover member that seals between a valve and a housing.

[0002]

2. Description of the Related Art As a conventional vehicle lamp, for example, FIG.
And as shown in FIG. In the drawing, reference numeral 1 is a housing, a lens (not shown) is attached to the opening on the front side, and the opening 1a is opened on the rear side. In the housing 1, a reflector 2 is movably arranged by a mechanism (not shown), and a valve 3 is inserted and attached to an attachment opening 2a formed in the rear portion of the reflector 2.

Specifically, the bulb 3 is attached to the reflector 2 with the flange 4 fitted in the attachment opening 2a. In this attachment state, the light emitting portion 5 is exposed to the inside of the reflector 2. A base portion 6 projects rearward from the reflector 2. A total of three valve terminals 7 are provided rearward from the rear end surface 6a of the base portion 6.

A rubber cover 8 closes between the mouthpiece 6 and the opening peripheral edge 1b of the housing 1.

The rubber cover 8 has an annular shape, an outer peripheral edge portion 8a is attached to the housing opening peripheral edge portion 1b in a watertight state by a cap 9, and a cap portion 6 is inserted into a cylindrical inner peripheral edge portion 8b. The flexible portion 8c allows the reflector 2 to move.

The valve terminal 7 is fitted with a vehicle body connector 10 with a rubber boot.

An example of this type is disclosed in Japanese Utility Model Laid-Open No. 62-24401.

[0008]

However, in the case of such a conventional one, when the vehicle is raining, washing the vehicle, or the like, as shown in FIG.
As shown by the middle arrow, when water invades, water accumulates at the valve terminal 7 and causes rust. Moreover, since there is nothing for positioning the fitting position (sealing position) between the inner peripheral edge portion 8b of the rubber cover 8 and the valve mouthpiece portion 6, when the insertion is shallow and there is a deviation as shown by the chain double-dashed line in FIG. This part gets in the way, and the connector with rubber boots 1
0 does not enter deeply, the exposed portion of the valve terminal 7 becomes longer, and rust is more likely to occur. In order to prevent this, it is necessary to fit it in a predetermined position, which causes deterioration of work performance.

Therefore, it is an object of the present invention to provide a vehicular lamp capable of preventing attachment of water to a valve terminal while improving workability of attaching a cover member.

[0010]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and a mounting opening is provided on the rear side in a housing having a lens mounted on the front side and an opening on the rear side. The formed reflector is movably arranged, and the bulb is inserted and mounted in the mounting opening of the reflector so that the light emitting portion of the bulb is exposed to the inside of the reflector and the bulb terminal is provided from the rear end surface. The projecting mouthpiece portion is projected to the rear of the reflector, and further, between the mouthpiece portion and the opening peripheral edge portion of the housing,
In a vehicular lamp closed by a cover member, the cover member has an annular cover member main body and an elastic plate portion attached so as to close an opening at a central portion of the cover member main body. The main body has an outer peripheral edge portion attached to the opening peripheral edge portion, an inner peripheral edge portion fitted around the base portion, and a flexible portion having flexibility to connect the outer peripheral edge portion and the inner peripheral edge portion. The elastic plate portion is compressible and deformable, has an insertion hole into which the valve terminal is inserted, and is a vehicle lamp mounted in a state of being in surface contact with a rear end surface of the base portion. I am trying.

[0011]

According to such means, in order to attach the cover member, the valve terminal is inserted into the insertion hole of the elastic plate portion, and the valve mouthpiece portion is inserted and fitted into the inner peripheral edge portion of the cover member main body. At this time, since the elastic plate portion comes into surface contact with the rear end surface of the mouthpiece portion, this serves as positioning, and the inner peripheral edge portion is fitted to a predetermined position of the mouthpiece portion. Therefore, the workability of attaching the cover member is improved.

When the vehicle body connector with the rubber boot is attached to the valve terminal, the elastic plate portion is clamped between the rear end face of the base and the connector with the rubber boot and compressed. In this state, the elastic plate portion reliably seals between the rubber boot-equipped vehicle body connector and the rear end surface of the mouthpiece, water does not adhere to the valve terminals, and rust is suppressed.

[0013]

Embodiments of the present invention will be described below with reference to the drawings.

1 to 3 show an embodiment of the present invention. The same or equivalent members as the conventional ones will be described with the same reference numerals.

First, the structure will be described. In the figure, reference numeral 1 is a housing in which a lens (not shown) is attached to an opening on the front side and an opening 1a is opened on the rear side. In the housing 1, a reflector 2 is movably arranged by a mechanism (not shown), and a valve 3 is inserted and attached to an attachment opening 2a formed in the rear portion of the reflector 2.

The valve 3 is attached to the reflector 2 with the flange 4 fitted in the attachment opening 2a.
In this mounted state, the light emitting portion 5 faces the inside of the reflector 2, and the base portion 6 projects rearward from the reflector 2. A total of three valve terminals 7 are provided rearward from the rear end surface 6a of the base portion 6.

A cover member 12 closes a space between the mouthpiece 6 and the opening peripheral edge 1b of the housing 1.

Specifically, the cover member 12 is attached so as to close the central opening of the cover member main body 13 made of silicon rubber having the same annular shape as the conventional rubber cover 8. It is composed of a disk-shaped elastic plate portion 14.

The cover member body 13 has an outer peripheral edge portion 13.
a is watertightly attached to the housing opening peripheral edge portion 1b by the cap 9, and the cap portion 6 is attached to the cylindrical inner peripheral edge portion 13b.
Is inserted, and the flexible portion 13c is deformed to allow the reflector 2 to move.

The elastic plate portion 14 is formed integrally with the cover member main body 13 by foaming silicon rubber. That is, the elastic plate portion 14 is formed by the foaming of silicon rubber so as to be compressively deformable like a sponge having a closed cell property. Further, the elastic plate portion 14 has a peripheral edge portion attached to the inner peripheral edge portion 13b of the cover member main body 13, and has a slit-shaped insertion hole 14a into which the valve terminal 7 is inserted.
It is formed in some places. In the mounted state, this elastic plate portion 14
Is attached in a state of being in surface contact with the rear end surface 6a of the valve mouthpiece portion 6.

Next, the operation will be described.

To attach the cover member 12, the valve terminal 7 is inserted into the insertion hole 14a of the elastic plate portion 14, and the valve mouthpiece portion 6 is inserted and fitted into the inner peripheral edge portion 13b of the cover member body 13. At this time, since the elastic plate portion 14 comes into surface contact with the rear end surface 6a of the mouthpiece portion 6, this serves as positioning, and the inner peripheral edge portion 13b is fitted to a predetermined position of the mouthpiece portion 6. Therefore, the workability of attaching the cover member 12 is improved.

Further, the outer peripheral edge portion 13 of the cover member main body 13
A is attached to the housing opening peripheral edge portion 1b by the cap 9.

When the vehicle body connector with rubber boot 10 is attached to the valve terminal 7 from the state shown in FIG. 2, the elastic plate portion 14 is sandwiched between the rear end face 6a of the base and the connector 10 with rubber boot. Are compressed as shown in FIG. In this state, the elastic plate portion 14 allows the vehicle body connector 10 with the rubber boot and the rear end surface 6a of the mouthpiece 6a.
The space between and is reliably sealed, and water does not adhere to the valve terminal 7 at the time of rainfall, car washing, etc., and the generation of rust is suppressed.

In this embodiment, the elastic plate portion 14 is described as foamed silicone rubber, but the material is not limited to this, and any member having a closed cell property may be used. Further, although the cover member main body 13 and the elastic plate portion 14 are integrally formed in this embodiment, they may be separate bodies.

[0026]

As described above, according to the present invention, when the cover member is attached, the elastic plate portion comes into surface contact with the rear end surface of the mouthpiece portion, so that the inner peripheral edge portion is attached to the mouthpiece portion. Since the fitting position is positioned, the workability of attaching the cover member can be improved.

When the vehicle body connector with the rubber boot is attached to the valve terminal, the elastic plate portion is sandwiched between the rear end face of the base and the connector with the rubber boot and is compressed.
The elastic plate portion ensures a reliable seal between the vehicle body connector with rubber boots and the rear end surface of the mouthpiece, prevents water from adhering to the valve terminals, and suppresses the occurrence of rust. To do.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an embodiment of a vehicle lighting device of the present invention in a mounted state of a vehicle body connector with a rubber boot.

FIG. 2 is a cross-sectional view of the same embodiment of the vehicle body connector with rubber boots before being attached.

FIG. 3 is an exploded perspective view of a valve, a cover member, a vehicle body connector with rubber boots and the like showing the same embodiment.

FIG. 4 is a sectional view corresponding to FIG. 1 showing a conventional example.

FIG. 5 is a perspective view corresponding to FIG. 3 showing the conventional example.

[Explanation of symbols]

 1 Housing 2 Reflector 3 Valve 5 Light Emitting Part 6 Base 6a Rear End 7 Valve Terminal 12 Cover Member 13 Cover Member Main Body 13a Outer Edge 13b Inner Edge 13c Flexible Part 14 Elastic Plate 14a Insertion Hole

Claims (1)

[Claims] 1. A reflector having a mounting opening on the rear side is movably disposed in a housing having a lens mounted on the front side and an opening on the rear side, and the mounting opening of the reflector is mounted on the reflector. When the bulb is inserted and attached, the light emitting portion of the bulb faces the inside of the reflector, and the base portion having the valve terminal protruding from the rear end face is projected rearward of the reflector. In the vehicular lamp in which a portion between the opening and the opening peripheral portion of the housing is closed by a cover member, the cover member is
The cover member main body has an annular cover member main body, and an elastic plate portion attached so as to close the opening in the central portion of the cover member main body. The cover member main body has an outer peripheral edge portion attached to the opening peripheral edge portion, and the base. An inner peripheral edge portion fitted around the portion, and a flexible portion having flexibility for connecting the outer peripheral edge portion and the inner peripheral edge portion, the elastic plate portion is compressible and deformable,
A vehicular lamp, wherein an insertion hole into which the bulb terminal is inserted is formed, and is mounted in a state of being in surface contact with a rear end surface of the base portion.