JP3094201B2 - Vehicle lighting - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a novel vehicular lamp. More specifically, an object of the present invention is to provide a novel vehicle lighting device capable of securely attaching a lens to a lamp body.

[0002]

2. Description of the Related Art In a vehicular lamp, a lens mounting groove is formed in a lamp body for mounting a lens on the lamp body, and mounting legs formed on the lens are fitted into the lens mounting groove, and the lamp body is moved rearward. There is a method in which the mounting screw inserted through the lens is tightened to the lens.

[0003]

In the vehicle lamp as described above, when a force due to the tightening of the mounting screw is applied in a direction inclined with respect to the projecting direction of the lens mounting leg, the force is applied to the mounting leg. However, there is a problem that the lens does not reliably come into contact with the abutting surface of the lamp body and the lens is not securely attached to the lamp body.

[0004]

SUMMARY OF THE INVENTION A vehicle lamp according to the present invention has been made to solve the above-mentioned problem, and has a lamp body whose depth direction is inclined with respect to the front-rear direction of the vehicle, and a lamp body having the lamp body. The lamp body has a lens attached to cover the front opening, the opening surface of the lamp body is inclined with respect to the front-rear direction of the vehicle, and a lens mounting groove is formed at the opening edge, and the lamp body is integrally formed with the lens. formed mounting feet is fitted with a gasket to the lens mounting groove, Ranpubo
A mounting screw inserted into the lamp body from the rear substantially perpendicular to the opening surface of the day is tightened to the lens, the lens is mounted on the lamp body, and the irradiation direction matches the front-back direction of the vehicle. In the vehicular lamp mounted on the corner of the vehicle, the portion of the lens mounting groove located on the left and right of the lamp body is formed so that the depth direction is substantially perpendicular to the opening surface, and the mounting legs are in the front-rear direction of the vehicle. The rear end part extends in the same direction as the depth direction of the part located on the left and right of the lamp body in the lens installation groove, so that the lens mounting direction is almost perpendicular to the opening surface of the lamp body It is.

Therefore, in the vehicle lamp of the present invention, even if the opening surface of the lamp body is inclined with respect to the front-rear direction (irradiation direction) of the vehicle, the lens mounting groove formed on the lamp body side. The depth direction of the lens and the depth direction of the mounting leg formed on the lens side are both substantially perpendicular to the opening surface of the lamp body , and the mounting direction of the lens is
Since it is almost perpendicular to the opening surface of the body, if you apply the tightening force of the mounting screw to the mounting leg of the lens, that force will surely be applied to the abutting surface of the mounting leg of the lens and the lamp body, Therefore, the lens is securely attached to the lamp body.

[0006]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a vehicular lamp according to the present invention. The illustrated vehicle lamp 1 is a turn signal lamp mounted on a front corner of an automobile, that is, a front turn signal lamp for an automobile.

Reference numeral 2 denotes a lamp body made of a synthetic resin, which has a concave portion 3 opened substantially on the front surface. Aluminum evaporation or reflective coating is applied to the inner surface of the lamp body 2, so that the concave portion 3 functions as a reflecting mirror. The opening surface 4 of the recess 3 is inclined left and right and up and down with respect to the irradiation direction. That is, the irradiation direction of the front and the turn signal lamp 1 is forward, that is, the direction indicated by the arrow 5. The upper and lower sides are inclined so as to be displaced upward and backward.

An installation groove 7 is formed on the opening edge 6 of the lamp body 2 so as to face substantially forward. The left and right portions 7a and 7b of the installation groove 7 are formed so that the depth direction thereof is substantially perpendicular to the opening surface 4, and the upper and lower portions 7c and 7d have the depth direction substantially the irradiation direction 5. Are formed in parallel.

Further, at four corner positions of the opening edge 6 of the lamp body 2, that is, at positions adjacent to the outside of the installation groove 7 at four places, ie, upper left, lower left, upper right and lower right, screw insertion holes 8,
.. Are formed. Are formed perpendicularly to the opening surface 4 in the left-right direction, and parallel to the irradiation direction 5 in the up-down direction.

At substantially the center of the lamp body 2, there is formed a bulb mounting portion 9 facing substantially in front, and a bulb mounting hole 10 is formed in the bulb mounting portion 9.

The inner surface 11 of the lamp body 2 on the center side of the vehicle body is formed as a plane extending substantially in the front-rear direction.

The bulb mounting hole 10 has a bulb 12
Is detachably attached. Reference numeral 13 denotes a filter cap attached to the lamp body 2 so as to cover the glass bulb 12a of the bulb 12.

A lens 14 is colored and transparent, for example,
It is formed of an amber transparent synthetic resin.

The lens 14 has a front portion 15 which covers the front opening of the concave portion 3 of the lamp body 2, and a portion of the front portion 15 on the side of the vehicle body extends vertically and has a substantially triangular cross section. A projected portion 16 is formed.

At a position near the peripheral edge of the inner surface of the lens 14, an installation leg 17 projecting substantially rearward is integrally formed. Then, a portion 17 of the installation leg 17 on the vehicle body side portion side
"a" extends in the same direction as the depth direction of the portion 7a of the lens installation groove 7 as a whole.

A portion 17b of the installation leg 17 on the vehicle body center side first extends in the front-rear direction, and then a rear end portion 17b.
b 'extends in the same direction as the depth direction of the lens installation groove 17b. Parts 17c located above and below the mounting leg 17,
17d extends substantially in the front-rear direction.

Mounting bosses 18, 18,... Are projected at four corner positions of the lens 14, that is, at positions adjacent to the outside of the four mounting legs 17 at the upper left, the lower left, the upper right, and the lower right. I have.

The mounting bosses 18, 18,...
Extends in the same direction as the direction in which the portions 17a and 17b 'of the mounting leg 17 extend. And these mounting bosses 1
8, 18,... Have screw holes 19 opened at the rear end face thereof,
19,... Are formed.

An inner lens 20 formed separately is provided on the inner surface of the surface 16a of the projecting portion 16 of the lens 14 on the side of the vehicle body.
The upper and lower ends are attached by welding.
The inner lens 20 is formed to have a size that covers substantially the entire surface 16a, and the inner surface thereof, that is, the surface opposite to the surface 16a, has a convex direct projection step 2 extending vertically.
Are formed.

On the inner surface of the front portion 15 of the lens 14, including the inner surface of the protruding portion 16, there are formed lens steps 22, 22,... , 22 ′, 22 ′,... Formed at the upper and lower ends and the portions located outside the left and right mounting legs 17 have a width that is less than half the width of the rest. Is formed. In addition, the mounting legs 17
The diffusion steps 22 ', 22',.
・ Is formed. Further, on the inner surface of the mounting leg 17, except for the portion 17b ', narrow steps 23, 23, ... in a direction substantially along the projecting direction are formed.

The attachment of the lens 14 to the lamp body 2 is performed as follows.

That is, the mounting leg 17 of the lens 14 is fitted into the lens mounting groove 7 of the lamp body 2. At this time, a gasket 24 is inserted between the bottom of the lens installation groove 7 and the rear end of the installation leg 17. The mounting screws 2 inserted from the rear side of the lamp body 2 into the screw insertion holes 8, 8,...
, 25,... Are attached to the mounting bosses 18, 18,
Are screwed into the screw holes 19, 19,. Thereby, the lens 14 is attached to the lamp body 2 so as to cover the front opening of the concave portion 3.

The lens mounting groove 7 of the lamp body 2
Left and right portions 7a, 7b, screw insertion holes 8, 8, ...
The rear end portion 17b 'of the left portion 17a and the right portion 17b of the mounting leg 17 of the lens 14 and the mounting boss 1;
Are inclined as described above, so that the mounting screws 25, 25,.
························································································································ Pressed securely. Therefore, the attachment of the lens 14 to the lamp body 2 is ensured.

Then, when the bulb 12 is turned on, the light is transmitted to the steps 22, 22,.
The light is diffused right and left by 2 ′,. Further, the light directed toward the protruding portion 16 is reflected by the inner lens 20.
Are directed sideward and rearward. The inner lens 2 formed separately on the surface 16a of the protrusion 14 of the lens 14 on the side of the vehicle body side.
The reason why 0 is attached is that the direct-injection steps 21, 21,... As described above cannot be directly formed on the portion 16a due to the relationship of the direction in which the forming die is removed.

The narrow steps 22 ', 2'
2 ′,... And the step 23 formed on the mounting leg 17,
Reference numerals 23,... Indicate that the joint between the lamp body 2 and the lens 14, in particular, the lens mounting groove 7 of the lamp body 2 and the outer portion thereof are not exposed from the outside so as not to impair the appearance. To play. The same effect can be obtained by the narrow steps 22 ', 22',... Formed on the outer surface of the portion 17b of the mounting leg 17.

Further, since the inner surface of the portion 17b of the lens 14 on the vehicle body center side of the mounting leg 17 is located in the same plane as the vehicle body center surface 11 of the inner surface of the lamp body 2, the mounting is performed. When the lamp 1 is viewed from the front, the portion 17b on the vehicle body center side of the mounting portion 17b does not protrude into the lamp and continues to the front portion 15 of the lens 14. The number of non-light emitting portions is reduced, and the appearance is improved.

[0027]

As is apparent from the above description, the vehicular lamp of the present invention has a lamp body whose depth direction is inclined with respect to the front-rear direction of the vehicle, and the lamp body covers the front opening. The lamp body has a lens body, an opening surface of the lamp body is inclined with respect to the front-rear direction of the vehicle, a lens mounting groove is formed at an edge of the opening, and the mounting legs formed integrally with the lens are formed as described above. fitted in the lens mounting groove through the gasket, the opening surface of the lamp body to
In a vehicular lamp mounted on a corner portion of a vehicle body, a mounting screw inserted into the lamp body from substantially vertical rear is tightened to the lens, the lens is mounted on the lamp body, and the irradiation direction matches the front-rear direction of the vehicle. The left and right portions of the lens mounting groove in the left and right sides of the lamp body are formed so that the depth direction is substantially perpendicular to the opening surface, the mounting legs extend in the front-rear direction of the vehicle, and the rear end portion is the lamp of the lens mounting groove. It extends in the same direction as the depth direction of the portions located on the left and right sides of the body, and the lens mounting direction is substantially perpendicular to the opening surface of the lamp body.

Therefore, in the vehicle lamp of the present invention, even if the opening surface of the lamp body is inclined with respect to the front-rear direction (irradiation direction) of the vehicle, the lens mounting groove formed on the lamp body side. The depth direction of the lens and the depth direction of the mounting leg formed on the lens side are both substantially perpendicular to the opening surface of the lamp body , and the mounting direction of the lens is
Since it is almost perpendicular to the opening surface of the body, if you apply the tightening force of the mounting screw to the mounting leg of the lens, that force will surely be applied to the abutting surface of the mounting leg of the lens and the lamp body, Therefore, the lens is securely attached to the lamp body.

It should be noted that the specific shapes and structures of the respective parts shown in the above-described embodiments are merely examples of the embodiment for carrying out the present invention, and the technical and technical features of the present invention will be described below. The scope should not be construed as limiting.

[Brief description of the drawings]

FIG. 1 shows an embodiment in which a vehicle lamp of the present invention is applied to a front turn signal lamp for an automobile, and FIG. 1 is a front view.

FIG. 2 is a left side view.

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

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

FIG. 5 is a sectional view taken along the line VV of FIG. 1;

FIG. 6 is a sectional view taken along the line VI-VI in FIG. 1;

FIG. 7 is a sectional view taken along the line VII-VII in FIG. 2;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Front turn signal lamp (vehicle lamp) 2 Lamp body 4 Opening surface 6 Opening edge 7 Lens installation grooves 7a and 7b Parts located on the left and right sides of lamp body 11 Inner surface located near the center of vehicle body 14 Lens 17 Mounting legs 17b Rear end part 24 Gasket 25 Mounting screw

Continuation of the front page (56) References Open to the public Showa 64-40104 (JP, U) Open to the public 1-95004 (JP, U) Open to the public 58-32031 (JP, U) Open to the public Showa 61-75004 (JP , U) Actually open Hei 2 39403 (JP, U) Actually open 63-39811 (JP, U) Actually open Showa 59-152504 (JP, U) Actually open Showa 59-81643 (JP, U) Actually open 1-130209 (JP, U) JP-A-6-84619 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) F21S 8/10 F21V 17/00

Claims (2)

(57) [Claims] 1. A lamp body having a depth direction inclined with respect to the front-rear direction of a vehicle, and a lens attached to the lamp body so as to cover a front opening of the lamp body. It is inclined with respect to the direction, a lens installation groove is formed on the opening edge, and an installation leg formed integrally with the lens is fitted into the lens installation groove via a gasket, and is mounted on the opening surface of the lamp body. Almost perpendicular to
The mounting screw inserted into the lamp body from the side is fastened to the lens, the lens is mounted on the lamp body, and the irradiation direction coincides with the front-rear direction of the vehicle. Of the grooves, the portions located on the left and right of the lamp body are formed so that the depth direction thereof is substantially perpendicular to the opening surface, the mounting legs extend in the front-rear direction of the vehicle, and the rear end portion is the lens mounting groove. A vehicular lamp, which extends in the same direction as the depth direction of a portion located on the left and right sides of a lamp body, and wherein a lens mounting direction is substantially perpendicular to an opening surface of a lamp body. 2. The vehicle according to claim 1, wherein an inner surface of a portion of the mounting leg located near the center of the vehicle is positioned substantially in the same plane as an inner surface of the ramp body. Lighting fixtures.