JP7169549B2 - Vehicle lighting device - Google Patents

Description

TECHNICAL FIELD The present disclosure relates to a vehicle lighting device.

Patent Literature 1 describes a vehicle lighting device for decorating an interior door trim of an automobile. A door trim is equipped with a vehicle lighting device as illumination for illuminating the door trim fittings and a portion of the vehicle interior in dark conditions such as at night. A vehicle lighting device has a light emitting diode as a light source and a light guide that guides light emitted from the light emitting diode. The light-emitting diode is arranged and fixed on the back side of the resin molded product of the door trim. The light guide is also arranged on the back side of the door trim resin molding. One end of the light guide faces the light emitting diode, and the length direction of the light guide is aligned with the emission direction of the light emitted from the light emitting diode. The light guide is fixed to the back side of the resin molded product (the structure inside the vehicle) via a mounting portion integrally formed with the light guide. It is preferable that the mounting portion is provided continuously in the length direction of the light guide. The light guide is fixed by inserting a fastening member through the hole of the mounting portion and fastening it to the back side of the resin molded product. The publication shows a state in which the light guide and the light emitting diode are arranged in a straight line.

JP 2014-180936 A

In the vehicle lighting device described in Patent Document 1, the light guide is continuously fixed in the longitudinal direction (predetermined direction) to the door trim (attached member), and the light guide and the light emitting diode (light source) are connected. are arranged on a straight line, but depending on the vehicle, the light guide and the light source unit cannot be arranged on a straight line. A light source may be provided at the end on the side where the light source is located. In this case, when the vehicle vibrates, the light source section may tilt around the side of the light guide extending along the predetermined direction, which may cause noise or malfunction.

Accordingly, an object of the present disclosure is to provide a vehicle lighting device capable of suppressing tilting of the light source portion when the vehicle vibrates.

In order to solve the above-described problems, a first aspect of the present invention is a vehicle lighting device attached to a mounted member on the vehicle body side having a vehicle body-side engaging portion, comprising: a substantially L-shaped light guide; It has a light source section and an illumination-side locking section. The light guide includes a first linear portion that extends linearly along a predetermined direction and is fixed to the member to be attached at a plurality of locations along the predetermined direction, and a light guide that extends from one end of the first linear portion. It has a second linear portion that bends and linearly extends in a direction intersecting with the predetermined direction, and is capable of guiding light. The light source unit is connected to the end portion of the light guide on the side of the second linear portion, and irradiates the light guide with light. The illumination-side locking portion is supported by at least one of the second linear portion of the light guide and the light source portion and locked to the vehicle-body-side locking portion of the mounting member. The light source section is provided integrally with the second linear section. In a state in which the lighting-side locking portion is locked to the vehicle-body-side locking portion, the lighting-side locking portion is connected to the light source portion and the second linear portion of the light guide around the fixing portion of the first linear portion of the light guide to the mounting member. It suppresses tilting to both sides of the tilting direction of the two linear portions.

In the above configuration, in a state in which the lighting-side locking portion is locked to the vehicle-body-side locking portion of the mounting member, the lighting-side locking portion is the fixed portion of the first linear portion of the light guide to the mounting member. to the both sides of the tilting direction of the light source part and the second linear part about the axis. For this reason, the first linear portion of the substantially L-shaped light guide is fixed to the member to be attached at a plurality of locations along the predetermined direction, and the light source portion is attached to the end of the light guide on the second linear portion side. is provided, tilting of the light source portion can be suppressed by the illumination side locking portion when the vehicle vibrates.

A second aspect of the present invention is the vehicle lighting device according to the first aspect, which includes an extension portion. The extension part has an elastically deformable part that can be elastically deformed in a second predetermined direction intersecting the tilting direction, and is supported by at least one of the second linear part of the light guide and the light source part to be in the second predetermined direction. It extends to one side in the direction and continues to the illumination-side engaging portion. The illumination-side engaging portion is supported by at least one of the second linear portion of the light guide and the light source portion via the extension portion, and is engaged with the vehicle body-side engaging portion from the other side in the second predetermined direction. match.

In the above configuration, the lighting-side engaging portion engages with the vehicle body-side engaging portion from the other side of the second predetermined direction (the direction intersecting the tilting direction of the light source portion), and the elastically deforming portion of the extending portion However, since it is elastically deformable in the second predetermined direction, after the first linear portion of the light guide is fixed to the mounting member, the extension portion is elastically contracted in the second predetermined direction. By elastically deforming the deformable portion to dispose the illumination-side engaging portion at a position where it can be engaged with the vehicle-body-side engaging portion, and then restoring the elastically deforming portion, the illumination-side engaging portion becomes the vehicle-body-side engaging portion. can be engaged from the other side in the second predetermined direction. In this manner, after the first linear portion of the light guide is fixed and positioned with respect to the mounting member, the lighting-side engaging portion can be easily engaged with the vehicle-body-side engaging portion. It is possible to improve the workability when attaching the lighting device to the member to be attached on the vehicle body side.

According to the present disclosure, it is possible to suppress tilting of the light source unit when the vehicle vibrates.

1 is a schematic diagram of a vehicle having ambient lamps according to an embodiment of the invention; FIG. 2 is an enlarged view of a main part of FIG. 1; FIG. 3 is a cross-sectional view taken along line III-III of FIG. 2; FIG. FIG. 4 is a schematic diagram of the outer door trim and ambient lamps; FIG. 3 is a schematic view of FIG. 2 viewed from the outside in the vehicle width direction; 6 is an enlarged view of the periphery of the light source section in FIG. 5; FIG. FIG. 5 is a cross-sectional view taken along line VII-VII in FIG. 4; It is an enlarged view around a light source part which shows the modification of a clip.

An embodiment of the present invention will be described below with reference to the drawings. In each figure, FR indicates the front of the vehicle, UP indicates the upper side, IN indicates the inner side in the vehicle width direction, and the one-dot chain line CL in FIG. Further, in the following description, the front-rear direction means the front-rear direction of the vehicle, and the left-right direction means the left-right direction when the vehicle faces forward.

As shown in FIG. 1, the vehicle lighting device according to the present embodiment is applied to an ambient lamp (vehicle lighting device) 10 provided on the compartment 3 side of a door 2 that constitutes a part of the vehicle body of a vehicle 1. be. The ambient lamp 10 is attached to the door trim (attached member) 4 of the door 2 .

As shown in FIGS. 1 to 5, the door trim 4 is a resin interior part that is attached to the door 2 from the vehicle interior 3 side. It has a plate-like inner door trim 7 on the inner side in the vehicle width direction of 6 and a garnish 5 for decoration.

The outer door trim 6 is formed in a plate shape that intersects with the vehicle width direction, and is fixed to the door 2 in an upright state inside the vehicle width direction inner side surface of the door 2 . The outer door trim 6 is formed with an opening 8 in which a light source section 11 and the like of the ambient lamp 10 are arranged. A region 35 of the outer door trim 6 including an opening edge portion (vehicle-side locking portion) 33 on the lower side of the opening 8 protrudes outward in the vehicle width direction in a hat shape.

The inner door trim 7 is formed in a plate shape that intersects with the vehicle width direction, and is fixed to the outer door trim 6 and the door 2 in a state of standing upright inside the lower portion of the outer door trim 6 in the vehicle width direction. The inner door trim 7 covers a region below a predetermined height position of the opening 8 of the outer door trim 6 from the inside in the vehicle width direction. The upper edge 7a of the inner door trim 7 extends substantially linearly in the front-rear direction from the front of the opening 8 of the outer door trim 6 to the rear of the opening 8 at the predetermined height position, and then curves rearward and upward. . A region 8a of the opening 8 of the outer door trim 6 above the upper edge 7a of the inner door trim 7 (hereinafter referred to as an "upper region 8a of the opening 8") is located closer to the vehicle than the upper region 8a of the opening 8 of the outer door trim 6. A space 31 on the inner side in the width direction (space 31 between the garnish 5 and the outer door trim 6, which will be described later), and a space 32 on the outer side of the outer door trim 6 in the vehicle width direction (the space 32 between the door 2 and the door trim 4). communicate.

The garnish 5 is a decorative part, is formed in a plate shape, is arranged inside the outer door trim 6 and the inner door trim 7 in the vehicle width direction, and is fixed to the outer door trim 6 . The garnish 5 covers the area above the predetermined height position of the opening 8 of the outer door trim 6 from the inside in the vehicle width direction. A space 31 is defined between the garnish 5 and the outer door trim 6 . The lower edge 5a of the garnish 5 is arranged at a height position slightly lower than the upper edge 7a of the inner door trim 7, and is substantially linear in the front-rear direction from the front of the opening 8 of the outer door trim 6 to the rear of the opening 8. , then curves upwards and posteriorly. A lower edge 5 a of the garnish 5 is arranged at a position spaced inward in the vehicle width direction from the vehicle width direction inner side surface 7 b of the inner door trim 7 , and defines a gap 9 between the garnish 5 and the vehicle width direction inner side surface 7 b of the inner door trim 7 . . A gap 9 between the lower edge 5a of the garnish 5 and the inner side surface 7b of the inner door trim 7 in the vehicle width direction is formed in the shape of a slit extending in the front-rear direction so that the space 31 between the garnish 5 and the outer door trim 6 extends downward. The space 31 and the passenger compartment 3 are communicated with each other by opening toward them.

The ambient lamp 10 is attached to the door trim 4 and is covered with the garnish 5 from the inner side in the vehicle width direction. This is indirect lighting that illuminates the widthwise inner surface (the vehicle widthwise inner surface 7b of the inner door trim 7). The ambient lamp 10 includes a light source portion 11 capable of emitting light, a light guide member 12 that guides the light emitted from the light source portion 11, and an opening edge portion 33 below the opening 8 of the outer door trim 6. and a clip 13 that is attached. A part of the light guide 12 is arranged in a space 31 above the gap 9 between the lower edge 5a of the garnish 5 and the inner door trim 7, so that the light from the light source section 11 passes through the gap 9 to the inner door trim 7 below. radiates toward the vehicle width direction inner surface 7b side.

As shown in FIGS. 4 and 5, the light guide 12 includes a first linear portion 12a linearly extending in the front-rear direction and a second linear portion 12a extending linearly downward by bending from the front end of the first linear portion 12a. The outer door trim 6 is attached to the outer door trim 6 via a plurality of (three in this embodiment) mounting portions 14 which are formed in a substantially L shape and integrally formed with the first linear portion 12a. It is fixed to the inner surface in the vehicle width direction. The light guide 12 is made of a light-transmissive material (for example, a synthetic resin such as acrylic resin, polycarbonate resin, polypropylene, polyethylene terephthalate, or silicone resin, or an inorganic material such as glass) and has a substantially circular cross section. It can guide light in the length direction and radiate light from the outer peripheral surface 15 in a direction crossing the length direction. Note that the cross-sectional shape of the light guide 12 is not limited to a substantially circular shape.

The first linear portion 12a is arranged in the space 31 between the garnish 5 and the outer door trim 6, and extends in the longitudinal direction (predetermined direction) above the gap 9 between the lower edge 5a of the garnish 5 and the inner door trim 7. extend along. That is, the first linear portion 12a extends along the vehicle width direction inner surface of the outer door trim 6 of the door trim 4 . A front end portion of the first linear portion 12 a is positioned within the opening 8 of the outer door trim 6 in a side view of the vehicle 1 . The plurality of mounting portions 14 are formed in a plate shape extending upward from the first linear portion 12a, and are fastened and fixed to the outer door trim 6 with screws 16 from the outside in the vehicle width direction. The fastening and fixing portions 14a of the plurality of attachment portions 14 to the outer door trim 6 are spaced apart from each other in the front-rear direction on an imaginary straight line (one-dot chain line CL shown in FIG. 5) extending in the front-rear direction substantially parallel to the first linear portion 12a. are placed in

The second linear portion 12b extends in the vertical direction (the direction crossing the predetermined direction) within the opening 8 of the outer door trim 6 when the vehicle 1 is viewed from the side. The second linear portion 12b bends downward from the front end of the first linear portion 12a and passes through the upper region 8a of the opening 8 of the outer door trim 6 from the side of the space 31 between the garnish 5 and the outer door trim 6, It extends to the space 32 side between the door 2 and the door trim 4 .

The light source unit 11 has a light source 11a (in this embodiment, an LED (Light Emitting Diode) mounted on a substrate (not shown)) and a housing portion 11b housing the light source 11a therein. is provided integrally with the second linear portion 12b. The light source 11a is connected to a power supply device (not shown) such as a battery mounted on the vehicle 1 via a harness 17 or the like. The light source 11 a is arranged at a position facing the lower end surface of the second linear portion 12 b of the light guide 12 and can irradiate the lower end surface of the second linear portion 12 b of the light guide 12 with light. The accommodating portion 11b is provided integrally with the second linear portion 12b of the light guide 12, extends rearward from the light source 11a side, and a harness 17 is connected to the rear end side of the accommodating portion 11b. A plate-like reinforcing portion 23 is provided between the light source portion 11 and the second linear portion 12 b and the first linear portion 12 a of the light guide 12 . The reinforcing portion 23 reinforces the front end portion of the ambient lamp 10 (the front end portion of the first linear portion 12a, the second linear portion 12b, and the light source portion 11) to improve its rigidity. Light emitted from the light source 11a of the light source unit 11 is guided from the second linear portion 12b of the light guide 12 to the first linear portion 12a, and emitted from the outer peripheral surface 15 of the first linear portion 12a. , through a gap 9 between the lower edge 5a of the garnish 5 and the inner door trim 7, toward the inner side surface 7b of the inner door trim 7 below the gap 9 in the vehicle width direction.

As shown in FIGS. 4 to 7, the clip 13 extends downward (one side in the second predetermined direction) from the light source portion 11 and extends to the lower opening edge of the opening 8 of the outer door trim 6 (vehicle side engaging portion). stop portion) 33. The clip 13 includes an extension portion 18 that is formed in a plate shape that intersects the vehicle width direction and extends downward from the light source portion 11 , and a pair of protrusions (illumination side locking portion) that are integrally formed on the distal end side of the extension portion 18 . part) 19. The extension part 18 includes a first plate-like part 18a extending downward from the light source part 11 side, a second plate-like part 18b bending from the lower end of the first plate-like part 18a and extending downward inward in the vehicle width direction, A third plate-shaped portion 18c that is folded back from the inner end in the vehicle width direction of the second plate-shaped portion 18b and extends downward in the vehicle width direction forms a substantially V-shape that protrudes inward in the vehicle width direction. . A first bent portion (elastic deformation portion) 28 between the first plate-shaped portion 18a and the second plate-shaped portion 18b of the extension portion 18, and a second bent portion between the second plate-shaped portion 18b and the third plate-shaped portion 18c. The portion (elastic deformation portion) 29 is elastically deformable in the vertical direction (second predetermined direction). The pair of projecting portions 19 are provided on the lower surface 22 side of the tip portion 21 of the third plate-shaped portion 18c, are arranged apart from each other in the vehicle width direction, and protrude downward from the lower surface 22 of the third plate-shaped portion 18c. It extends in the front-rear direction. That is, the pair of projecting portions 19 are supported by the light source portion 11 via the extension portions 18 . The distance between the pair of protrusions 19 is slightly larger than the plate thickness of the lower opening edge 33 of the opening 8 of the outer door trim 6 . The lower opening edge 33 of the opening 8 of the outer door trim 6 is inserted into the space between the pair of projections 19 , and the pair of projections 19 of the clip 13 is inserted into the lower opening edge of the opening 8 of the outer door trim 6 . It is locked to the portion 33 . In the clip locked state in which the pair of projections 19 of the clip 13 are locked to the outer door trim 6 side, the pair of projections 19 are positioned on both sides of the opening edge 33 below the opening 8 of the outer door trim 6 in the vehicle width direction. , and the light source unit 11 and the second linear part 11 and the second linear The tilting of the portion 12b to both sides in the vehicle width direction (tilting direction) (hereinafter referred to as “tilting on the light source portion 11 side”) is suppressed. The first linear portion 12 a of the ambient lamp 10 is fixed to the door trim 4 , and the second linear portion 12 b and the light source portion 11 (hereinafter referred to as “light source portion 11 side”) are fixed to the door trim 4 . It is locked without being fixed by

In the ambient lamp 10 configured as described above, the pair of projecting portions 19 of the clip 13 in the clip-locked state suppresses tilting of the light source portion 11 side. For this reason, the first linear portion 12a extending in the front-rear direction of the L-shaped light guide 12 is fixed to the door trim 4 by fastening and fixing portions 14a at a plurality of locations along the front-rear direction. Even if the light source unit 11 is provided at the lower end portion on the side of the linear portion 12b, tilting of the light source unit 11 side when the vehicle 1 vibrates can be suppressed by the pair of protrusions 19 of the clip 13. FIG. As a result, it is possible to suppress the generation of noise when the vehicle 1 vibrates and the occurrence of failure of the ambient lamp 10 .

Since the front end portion of the ambient lamp 10 (the front end of the first linear portion 12a, the second linear portion 12b, and the light source portion 11) is reinforced by the reinforcing portion 23, vibrations on the light source portion 11 side can be suppressed. Therefore, it is possible to suppress the occurrence of noise when the vehicle 1 vibrates and the occurrence of failure of the ambient lamp 10 .

In addition, since the first bent portion 28 and the second bent portion 29 of the extension portion 18 of the clip 13 are elastically deformable in the vertical direction, when the ambient lamp 10 is attached to the door trim 4, the light guide body 12 is bent. After fixing and positioning the first linear portion 12 a to the door trim 4 , the pair of projecting portions 19 of the clip 13 are easily engaged with the opening edge portion 33 below the opening 8 of the outer door trim 6 . be able to. Specifically, when the ambient lamp 10 is attached to the door trim 4, the first linear portion 12a of the light guide 12 is fixed to the door trim 4 by the fastening fixing portion 14a, and then the clip 13 is contracted vertically. The first bent portion 28 and the second bent portion 29 are elastically deformed so that the space between the pair of projecting portions 19 of the clip 13 faces the lower opening edge portion 33 of the opening 8 of the outer door trim 6. Then, by restoring the first bent portion 28 and the second bent portion 29, the pair of projecting portions 19 of the clip 13 are moved upward (second the other side in the predetermined direction). Therefore, it is possible to improve workability when attaching the ambient lamp 10 to the door trim 4 .

In addition, since the pair of protrusions 19 of the clip 13 in the clip-locked state suppresses the tilting of the light source unit 11 side, workability is improved when connecting the harness 17 to the light source unit 11 after the clip-locked state. can be improved.

In addition, since the first bent portion 28 and the second bent portion 29 of the extension portion 18 of the clip 13 are elastically deformable in the vertical direction, even if a manufacturing error occurs in the extension portion 18 of the clip 13, the manufacturing process can be performed. The error can be absorbed by the first bent portion 28 and the second bent portion 29, and the pair of protrusions 19 of the clip 13 can be locked to the opening edge portion 33 below the opening 8 of the outer door trim 6. .

In the present embodiment, the plurality of mounting portions 14 of the first linear portion 12a of the light guide 12 are fastened and fixed to the door trim 4, but the present invention is not limited to this. It may be fixed by welding or the like.

Further, in the present embodiment, the extending portion 18 of the clip 13 extends downward (one side in the second predetermined direction) from the light source portion 11, but the extending direction of the extending portion 18 of the clip 13 is limited to this. However, any direction that intersects the tilting direction of the light source unit 11 (in this embodiment, the vehicle width direction) may be used. For example, as shown in FIG. 8, the extended portion 25 of the clip 24 is positioned backward (second ), and the pair of projecting portions (illumination-side engaging portions) 26 of the clip 24 are engaged with the opening edge portion (vehicle-side engaging portion) 34 on the rear side of the opening 8 of the outer door trim 6. You can stop. In this case, a region 36 of the outer door trim 6 including the opening edge 34 on the rear side of the opening 8 may protrude outward in the vehicle width direction in a hat shape.

Further, in the present embodiment, the pair of projecting portions (illumination-side engaging portions) 19 of the clip 13 are supported from the light source portion 11 via the extension portions 18, but the illumination-side engaging portions are the light source portion 11 or the second It is sufficient that at least one of the two linear portions 12b is supported. For example, as shown in FIG. 8, the pair of projecting portions (illumination-side engaging portions) 26 of the clip 24 are extended from both the second linear portion 12b and the light source portion 11 via the extending portion 25 and the reinforcing portion 23. may support.

Further, in the present embodiment, the extending portion 18 of the clip 13 is formed in a substantially V shape protruding inward in the vehicle width direction, but may be formed in a substantially V shape protruding outward in the vehicle width direction.

In addition, in the present embodiment, the extending portion 18 of the clip 13 is formed in a substantially V shape so that the extending portion 18 has a first bent portion (elastic deformation portion) 28 and a second bent portion (elastic deformation portion) 29 . However, the shape of the extended portion 18 is not limited to the V shape, and other shapes may be used as long as it has an elastically deformable portion that can be elastically deformed in the vertical direction (second predetermined direction). There may be. For example, as indicated by a two-dot chain line in FIG. 7, an L-shaped extension 41 extending downward from the light source 11 and then bent to one side in the vehicle width direction (outward in FIG. 7) is provided. 41 may be elastically deformable in the vertical direction (second predetermined direction) at its bending portion (elastic deformation portion) 42 .

Further, in the present embodiment, the extended portion 18 of the clip 13 is provided with the first bent portion (elastic deformation portion) 28 and the second bent portion (elastic deformation portion) 29, but the elastic deformation portion may not be provided. .

Further, in the present embodiment, the ambient lamp 10 is provided with the clip 13, and the pair of protrusions (lighting-side locking portions) 19 are provided on the tip side of the clip 13, but the lighting-side locking portion is limited to this. not something. For example, the ambient lamp 10 may be provided with a pair of projecting portions (illumination-side locking portions) directly protruding downward from the light source portion 11 without providing the clip 13 .

Further, in the present embodiment, the ambient lamp 10 is provided with a pair of projections (illumination-side locking portions) 19, and between the pair of projections 19, an opening edge portion (vehicle-side locking portion) 33 on the door trim 4 side is locked. However, the shapes of the illumination-side locking portion and the vehicle-body-side locking portion are not limited to this. Any shape is acceptable. For example, a pair of protrusions (vehicle-side locking portions) may be provided on the door trim 4 side, and a plate-like portion (illumination-side locking portion) that can be locked between the pair of protrusions may be provided on the ambient lamp 10 . .

In this embodiment, the first linear portion 12a of the L-shaped light guide 12 extends in the front-rear direction (predetermined direction), and the second linear portion 12b extends downward from the front end of the first linear portion 12a. However, the direction in which the first linear portion 12a and the second linear portion 12b of the L-shaped light guide 12 are extended is not limited to this. For example, the first linear portion 12a of the light guide 12 is extended vertically (predetermined direction), and the second linear portion 12b is extended from one end of the first linear portion 12a in the vertical direction to one side in the front-rear direction. good too.

Further, in this embodiment, when attaching the ambient lamp 10 to the door trim 4, after fixing the first linear portion 12a of the light guide 12 to the door trim 4, the pair of projecting portions 19 of the clip 13 are attached. Although the opening edge portion 33 on the lower side of the opening 8 of the outer door trim 6 is engaged with the opening edge portion 33 , the present invention is not limited to this. The first linear portion 12 a of the light guide 12 may be fixed to the door trim 4 after being locked to the opening edge 33 of the light guide 12 .

Further, in the present embodiment, the first linear portion 12a of the light guide 12 of the ambient lamp 10 is fixed to the outer door trim 6, but the present invention is not limited to this, and the first linear portion 12a is fixed to the inner door trim. It may be fixed to 7 or garnish 5.

Further, in the present embodiment, the door trim 4 is composed of the outer door trim 6, the inner door trim 7, and the garnish 5, but the members constituting the door trim 4 are not limited to these.

Although the present invention has been described above based on the above embodiments, the present invention is not limited to the contents of the above embodiments, and can be appropriately modified without departing from the scope of the present invention. In other words, all other embodiments, examples, operation techniques, etc. made by those skilled in the art based on this embodiment are naturally included in the scope of the present invention.

For example, in the above embodiment, the vehicle lighting device according to the present disclosure is applied to the ambient lamp (vehicle lighting device) 10 attached to the door trim (attached member) 4 of the door 2, but is limited to this. Instead, for example, it may be applied to an ambient lamp (vehicle lighting device) attached to an instrument panel (attached member) 51 (see FIG. 1) standing in front of the vehicle compartment 3 .

The vehicle lighting device according to the present disclosure can be widely applied to various vehicles.

1: Vehicle 4: Door trim (attached member)
8: Outer door trim opening 10: Ambient lamp (vehicle lighting device)
11: Light source part 12: Light guide 12a: First linear part 12b: Second linear parts 18, 25, 41: Extension parts 19, 26: Protruding part (vehicle side locking part)
28: First bent portion (elastic deformation portion)
29: Second bending portion (elastic deformation portion)
33, 34: Opening edges of the opening of the outer door trim (vehicle side locking portion)
42: Bending portion (elastic deformation portion)
51: Instrument panel (attached member)

Claims (1)

A vehicular lighting device attached to a mounted member on the vehicle body side having a vehicle body-side engaging portion,
a first linear portion that extends linearly along a predetermined direction and is fixed to the attached member at a plurality of locations along the predetermined direction; a substantially L-shaped light guide having a second linear portion linearly extending in a direction crossing the predetermined direction and capable of guiding light;
a light source unit that is connected to the end of the light guide on the second linear portion side and irradiates the light guide with light;
a lighting side locking portion supported by at least one of the second linear portion of the light guide and the light source portion and locked to the vehicle body side locking portion of the mounting member;
It has an elastically deformable portion that can be elastically deformed in a second predetermined direction intersecting the tilting direction, and is supported by at least one of the second linear portion of the light guide and the light source portion to move in the second predetermined direction. an extending portion extending in one direction and continuing to the lighting-side locking portion ;
The light source unit is provided integrally with the second linear portion,
The illumination-side engaging portion is supported by at least one of the second linear portion of the light guide and the light source portion via the extension portion, and is arranged to be connected to the vehicle-body-side engaging portion. engaging from the other side in a predetermined direction,
In a state in which the illumination-side engaging portion is engaged with the vehicle-body-side engaging portion, the illumination-side engaging portion pivots on the fixed portion of the first linear portion of the light guide body to the mounted member. and suppressing tilting of the light source portion and the second linear portion to both sides of the tilting direction.

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