JP5320415B2 - Lighting device for vehicle door - Google Patents

Description

  The present invention includes a lighting device for a vehicle door that includes a light emitter provided inside an interior material, and a light guide that faces one end of the light emitter to guide light from the light emitter, and illuminates a room from a gap between the interior materials. About.

  An illumination device for a vehicle door is an illumination member disposed in an interior material of a vehicle, and includes a light source provided in the interior material and a light guide that guides light from the light source, and guides the light. A linear main light projecting unit that projects light linearly along the interior material, and a sub light projecting unit that projects light away from the linear main light projecting unit using light that has passed through the linear main light projecting unit And.

  According to this vehicle door illumination device, it is possible to illuminate two regions of the interior material with the linear main light projecting portion and the sub light projecting portion (see, for example, Patent Document 1).

  In addition, the lighting device for the vehicle door includes a box body that can store articles, a lid member that can be opened and closed on the box body, a cup holder (interior product) provided on the box body, and a box body. There is a console box composed of a light source (light emitting diode) provided and a light guide that guides light from the light source and illuminates the cup holder.

  According to this vehicle door illumination device, it is possible to illuminate the cup holder and the box body (see, for example, Patent Document 2).

JP 2010-70116 A JP 2002-144965 A

Here, the lighting device for a vehicle door disclosed in Patent Document 1 illuminates two regions of the interior material with the linear main light projecting portion and the sub light projecting portion. Illuminates the cup holder and the box body.
For example, when the light of the light source is guided by the light guide, the interior material shown in the vehicle door illumination device of Patent Document 1, the console box shown in the vehicle door illumination device of Patent Literature 2, and the like I want to use it not only for lighting one part but also for other purposes.

  It is an object of the present invention to provide an illumination device for a vehicle door that can serve as illumination having different functions with a single device and can effectively use the illumination.

According to a first aspect of the present invention, there is provided a door main body that freely opens and closes a door opening of a vehicle body, an interior material provided on the indoor side of the door main body, a light emitter provided inside the interior material, and the light emitter And a light guide that guides light from the light emitter, and the other end of the light guide is directed to the lower part of the interior material. to shine a peripheral or road door opening from light-transmitting hole provided at a lower portion of the interior material, the interior material, a support portion for supporting the other end of the light guide is provided, the light guide has one end A first vertical portion extending substantially vertically from the horizontal portion, a horizontal portion extending substantially horizontally from the first vertical portion, and a second vertical portion extending substantially vertical from the horizontal portion. The interior portion of the interior material is illuminated at the horizontal part, and the interior material is provided with a storage pocket for storing articles. An illumination case that supports and covers the light emitter is supported on the back surface of the material. One end of the light guide is supported by the illumination case, and the other end of the light guide is supported by the storage pocket. The horizontal portion is housed in a concave guide portion on the vehicle compartment side formed in the storage pocket, and around the light transmission hole, it is formed in a U-shape in plan view that opens to the indoor side. A light leakage prevention rib for preventing leakage is provided .

The invention according to claim 2 is characterized in that the first and second vertical portions are covered with a masking member for preventing light projection and light attenuation.

The invention according to claim 3 is characterized in that a lens for condensing light from the other end of the light guide onto the road surface is provided in the light transmitting hole.

The present invention has the following effects.
In the invention according to claim 1, the lighting device for the vehicle door is provided with a door main body that covers the door opening of the vehicle body in an openable and closable manner, an interior material provided on the indoor side of the door main body, and an interior of the interior material. And a light guide that faces one end of the light emitter and guides light from the light emitter.
The lighting device for a vehicle door illuminates the interior from the gap between the interior materials, and directs the other end of the light guide to the lower portion of the interior materials, and from the translucent hole provided at the lower portion of the interior materials, around the door opening Or the road surface can be illuminated.
That is, the interior material can be irradiated. In addition to this, the periphery of the door opening can be illuminated and the feet can be illuminated when the door body is opened and closed. As a result, it is possible to get on and off the vehicle comfortably at night.
Moreover, in the vehicle door illumination device, the illumination of the interior material and the illumination for getting on and off can be combined with illumination of different functions by a single device. Thereby, the effective use of illumination can be aimed at.

In the invention according to claim 1 , since the interior material is provided with the support portion that supports the other end of the light guide, the other end of the light guide can be oriented in a predetermined direction, and the light guide can be guided. The other end of the light body can be securely fixed.

In the invention according to claim 1 , the light guide includes a first vertical portion extending substantially vertically from one end, a horizontal portion extending substantially horizontally from the first vertical portion, and the horizontal portion. And a second vertical portion extending substantially vertically from the second vertical portion. Since the interior side of the interior material is illuminated at the horizontal portion, the door body can be illuminated over a long range in the longitudinal direction of the vehicle body. As a result, the indoor design can be improved.

In the invention according to claim 2 , the first and second vertical portions are covered with a masking member for preventing light projection and light attenuation. Since the first and second vertical portions are not portions used for illumination, covering the first and second vertical portions with a masking member prevents light projection of the first and second vertical portions and attenuates light. Can be prevented. As a result, it is possible to improve the illuminance around the door opening or on the road surface.

In the invention which concerns on Claim 3 , since the lens which condenses the light from the other end of a light guide to a road surface was provided in the translucent hole, light can be condensed on a road surface and it can irradiate in a spot. . As a result, it is possible to add an effect of hospitality that welcomes an occupant to the vehicle.

It is a perspective view which shows the vehicle which employ | adopted the illuminating device of the vehicle door which concerns on this invention. It is a perspective view of the illuminating device of the vehicle door which concerns on this invention. It is a perspective view which shows the state which permeate | transmitted the interior material of the illuminating device of the vehicle door shown by FIG. It is the perspective view seen from the vehicle outer side of the illuminating device of the vehicle door shown by FIG. FIG. 5 is an enlarged view of part 5 of FIG. 4. It is a perspective view of the light guide of the illuminating device of the vehicle door shown by FIG. FIG. 7 is a cross-sectional view taken along line 7-7 in FIG. FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 5. FIG. 9 is an enlarged view of 9 parts in FIG. 8. It is action | operation explanatory drawing of the illuminating device of the vehicle door shown by FIG. It is sectional drawing of the illuminating device of the vehicle door of 2nd Example which concerns on this invention.

  Embodiments of the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.

  As shown in FIG. 1, the vehicle 10 is provided in a room (cabinet) 12 where a passenger (driver) sits and a passenger (driver) gets on and off the driver seat 14. A door opening 17 and a vehicle door (door) 20 that covers the door opening 17 in an openable and closable manner are provided.

  As shown in FIG. 2, the vehicle door 20 includes a door body 24 that can be freely opened and closed on a vehicle body 11 (see FIG. 1), and a door glass 25 that can be lifted and lowered on the door body 24 (see FIG. 1). And an interior material 26 that covers the door body 24 from the interior 12 side, an armrest 28 provided at a substantially central height of the interior material 26 and in the longitudinal direction of the vehicle body, and provided on the armrest 28 to open and close the door body 24. It consists of a pull pocket 31 that is sometimes hand-held and an illumination device (illumination device for a vehicle door) 40 that illuminates the interior material 26 and the periphery of the door opening 17.

  As shown in FIGS. 3 to 9, the vehicular door lighting device 40 includes a door main body 24 that opens and closes a door opening 17 of a vehicle body 11 (see FIG. 1), and an interior 12 of the door main body 24. An interior material 26 provided on the side, a light emitter 42 provided inside the interior material 26, and a light guide 43 that faces the light emitter 42 with one end 43 a and guides light of the light emitter 42. The

  The light guide assembly 41 includes a light emitter 42 provided inside the interior material 26, a light guide 43 that guides the light of the light emitter 42 with one end 43 a facing the light emitter 42, and the light emitter 42 and the light guide. An illumination case 44 that supports and covers one end 43a of the body 43.

  The interior material 26 includes a door lining 27 that covers the interior 12 side of the door main body 24, and a storage pocket 32 that stores articles.

  The lower portion 27a of the door lining 27 is provided with a light transmitting hole 45 that faces the other end 43b of the light guide 43 and transmits light from the light emitter 42 to the periphery of the door opening 17 or the road surface. Around the light transmitting hole 45 of the door lining 27, a light leakage preventing rib 46 for preventing light leakage is provided. At the upper position of the storage pocket 32 of the door lining 27, a notch groove (gap) 47 that transmits the light of the light guide 43 to the indoor 12 side is provided.

The storage pocket 32 includes a pocket main body 51 for storing articles, a concave guide 52 formed in a substantially horizontal direction above the pocket main body 51 and guiding the light guide 43, and a lower vehicle of the pocket main body 51. A support portion 53 that is provided outside and behind the vehicle body and supports the other end 43 b of the light guide 43 is provided.
An illumination case 44 of the light guide assembly 41 is supported on the door lining 27.

  The support portion 53 is formed in a C-ring shape in plan view, and upper and lower protrusions 56 and 57 for improving the support strength of the light guide body 43 are formed above and below the inner periphery of the C ring shape. 43b is supported with the vehicle body 11 facing downward.

  The light guide body 43 includes a first vertical portion 61 extending substantially vertically from the one end 43a, a horizontal portion 62 extending substantially horizontally from the first vertical portion 61, and a substantially vertical portion extending from the horizontal portion 62. The extended second vertical portion 63, and the horizontal portion 62 illuminates the interior 12 side of the interior material 26.

  The horizontal portion 62 extended substantially horizontally is housed and guided in the concave guide portion 52 of the pocket main body 51. The light transmitted from the horizontal portion 62 is transmitted from the notch groove (gap) 47 of the door lining 27 to the indoor 12 side.

The first and second vertical portions 61 and 63 are covered with first and second masking members 64 and 65 that prevent light projection and light attenuation, respectively.
The first and second masking members 64 and 65 are preferably white tubes (masking tubes). Covering the white tube is considered to increase the effect of preventing light projection and light attenuation. Further, the first and second masking members 64 and 45 may be provided with white coating instead of the white tube.

  In the vehicular door lighting device 40, as shown in FIG. 10, when the door body 24 is closed, light from the other end 43 b of the light guide 43 slightly leaks to the lower portion of the door opening 17. Thereby, the design of the room 12 is improved. As shown in FIG. 1, when the door main body 24 is in the open state, the road surface is illuminated with light from the other end 43 b of the light guide 43. The getting on / off property of the vehicle 10 at night improves.

  As shown in FIGS. 1 and 2, in the vehicle door lighting device 40, the door main body 24 that closes the door opening 17 of the vehicle body 11 in an openable and closable manner, and the interior provided on the indoor 12 side of the door main body 24. The light source 42 provided inside the interior material 26, and a light guide 43 that has one end 43 a facing the light emitter 42 and guides the light of the light emitter 42.

  As shown in FIGS. 1, 7, and 10, the vehicular door lighting device 40 illuminates the interior 12 from the notch groove (gap) 47 of the interior material 26 as shown in S <b> 3, and The other end 43b is directed to the lower part of the interior material 26, and the periphery or the road surface of the door opening 17 can be illuminated as shown by S2 and S1 (see FIG. 1) from the light transmitting hole 45 provided in the lower part of the interior material 26. .

  That is, the interior material 26 can be irradiated as in S3. In addition, the periphery of the door opening 17 can be illuminated as shown in S2, and the foot can be illuminated as shown in S1 when the door body 24 is opened and closed. As a result, it is possible to get on and off the vehicle 10 comfortably even at night.

  Further, in the vehicle door lighting device 40, the lighting of the interior material 26 and the lighting with different functions of the lighting for getting on and off can be combined with one device. Thereby, the effective use of illumination can be aimed at.

  As shown in FIG. 5, in the vehicle door lighting device 40, the interior member 26 is provided with the support portion 53 that supports the other end 43 b of the light guide 43. 43b can be oriented in a predetermined direction, and the other end 43b of the light guide 43 can be securely fixed.

  As shown in FIGS. 1, 2, and 6, in the vehicle door lighting device 40, the light guide 43 includes a first vertical portion 61 extending substantially vertically from the one end 43 a, and the first vertical portion 61. A horizontal portion 62 extending substantially horizontally from the vertical portion 61 and a second vertical portion 63 extending substantially vertically from the horizontal portion 62 are configured. Since the interior portion 26 of the interior material 26 is illuminated by the horizontal portion 62, the door body 24 can be illuminated over a long range in the longitudinal direction of the vehicle body. As a result, the design of the room 12 can be improved.

  As shown in FIGS. 1 and 6, in the vehicle door lighting device 40, the first and second vertical portions 61 and 63 prevent the light from being attenuated and the first and second light from being attenuated. Two masking members 64 and 65 were applied. Since the first and second vertical portions 61 and 63 are not portions used for illumination, the first and second vertical portions 61 and 63 are covered with the first and second masking members 64 and 65 so that the first and second vertical portions 61 and 63 are covered. In addition, it is possible to prevent light projection of the second vertical portions 61 and 63 and to prevent light attenuation. As a result, it is possible to improve the illuminance around the door opening 17 or on the road surface.

FIG. 11 shows an illumination device 80 for a vehicle door according to the second embodiment. In the vehicular door lighting device 80, a lens 81 that condenses light from the other end 43 b of the light guide 43 on the road surface is provided in the light transmitting hole 85. Other configurations are the same as those of the vehicle door illumination device 40 (see FIG. 9) shown in the first embodiment.
The lens 81 includes a lens body 82 that collects light from the other end 43 b of the light guide 43 on the road surface, and a lens case 83 that supports the lens body 82 and is press-fitted into the light projection hole.

  As shown in FIG. 11, in the vehicle door lighting device 80, the light transmission hole 85 is provided with a lens 81 that condenses light from the other end 43 b of the light guide 43 on the road surface. The light can be condensed and spot-irradiated. As a result, it is possible to add an effect of hospitality that welcomes the occupant to the vehicle 10.

  In the vehicle door lighting device according to the present invention, as shown in FIGS. 2 and 6, the interior 12 side is illuminated by the horizontal portion 62 of the light guide 43. However, the present invention is not limited to this. The vertical part 61 or the second vertical part 63 may be added to the illumination part.

  Moreover, as shown in FIG.1 and FIG.6, the illuminating device of the vehicle door which concerns on this invention illuminated the interior 12 side with the horizontal part 62 of the light guide 43, but it is not restricted to this, A horizontal part 62 may be partially masked to divide the light transmitted to the indoor 12 side. Thereby, the design of the room 12 can be improved.

  As shown in FIGS. 1 and 7, the vehicular door lighting device according to the present invention illuminates the interior 12 side with the horizontal portion 62 of the light guide 43. However, the present invention is not limited to this. The notch groove (gap) 47 may be divided to divide the light transmitted to the indoor 12 side. Further, the notch groove (gap) 47 may be a hole. Thereby, the design of the room 12 can be further improved.

  As shown in FIG. 1, the lighting device for a vehicle door according to the present invention is a door 20 on the driver's seat 14 side, but is not limited thereto, and may be a door on the passenger seat side or a door on the rear seat. May be.

  The lighting device for a vehicle door according to the present invention is suitable for use in a passenger car such as a sedan or a wagon.

  DESCRIPTION OF SYMBOLS 10 ... Vehicle, 11 ... Vehicle body, 12 ... Indoor, 17 ... Door opening, 24 ... Door main body, 26 ... Interior material, 40 ... Illuminating device of vehicle door, 42 ... Light emitter, 43 ... Light guide, 43a ... One end, 43b ... the other end, 45 ... a translucent hole, 47 ... a gap (notch groove), 53 ... a support part, 61 ... a first vertical part, 62 ... a horizontal part, 63 ... a second vertical part, 64, 45 ... 1st and 2nd masking member, 80 ... Lighting device of vehicle door, 81 ... Lens, 85 ... Translucent hole.

Claims (3)

A door main body that opens and closes the door opening of the vehicle body, an interior material provided on the indoor side of the door main body, a light emitter provided inside the interior material, one end facing the light emitter, and the light emission A light guide for guiding body light, and a lighting device for a vehicle door that illuminates a room from a gap between the interior materials,
The other end of the light guide is directed to a lower portion of the interior material, to shine a peripheral or road of the door opening from the light-transmitting hole provided at a lower portion of the interior material,
The interior material is provided with a support portion that supports the other end of the light guide,
The light guide has a first vertical portion extending substantially vertically from the one end, a horizontal portion extending substantially horizontally from the first vertical portion, and a substantially vertical extension extending from the horizontal portion. A second vertical part, and the horizontal part illuminates the indoor side of the interior material,
The interior material is provided with a storage pocket for storing articles,
On the back surface of the interior material, a lighting case that supports and covers the light emitter is supported,
The one end of the light guide is supported by the lighting case,
The other end of the light guide is supported by the storage pocket,
The horizontal portion of the light guide is stored in a concave guide portion on the vehicle compartment side formed in the storage pocket,
A light of a vehicle door is provided around the light transmitting hole, and is provided with a light leakage prevention rib that is formed in a U-shape in a plan view that opens to the indoor side to prevent light leakage. apparatus. The lighting device for a vehicle door according to claim 1, wherein the first and second vertical portions are covered with a masking member for preventing light projection and light attenuation. The light-transmitting hole, the illumination device of the vehicle door according to claim 1 or claim 2, wherein the lens for converging the light from the other end of the light guide on the road surface is provided.

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