JP2020082938A - Vehicle interior material - Google Patents

Abstract

To operate an electronic device disposed at the vehicle cabin outer side of an interior material body part reliably from the vehicle cabin inner side with an infrared remote controller.SOLUTION: A vehicle interior material includes: a trim body part 21 forming a plate shape; a projector 61 including an infrared ray reception part 61B which receives an infrared ray and disposed at the vehicle cabin outer side of the trim body part 21; a through hole 31A which is provided at the trim body part 21 and transmits light between the vehicle cabin outer side of the trim body part 21 and the vehicle cabin inner side of the trim body part 21; and an elongated optical fiber 23 which is disposed at the vehicle cabin outer side of the trim body part 21, has one end surface 23A as seen in a longitudinal direction which is disposed facing the through hole 31A and the other end surface 23B as seen in the longitudinal direction which is disposed facing the infrared ray reception part 61B, guides the infrared ray entering from the one end surface 23A at the interior, and emits the infrared ray from the other end surface 23B to the infrared ray reception part 61B.SELECTED DRAWING: Figure 1

Description

The technology disclosed in this specification relates to an interior material for a vehicle.

BACKGROUND ART Conventionally, as a vehicle interior material, one provided with an electronic device is known (for example, Patent Document 1). Patent Document 1 describes an interior material for vehicles including a television monitor as an electronic device.

Japanese Patent No. 3431678

By the way, in order to operate the electronic device from the inside of the vehicle by the infrared remote controller, it is conceivable to provide the electronic device with an infrared light receiving portion for receiving infrared light. However, depending on the installation location of the electronic device, there is a concern that infrared rays from the infrared remote controller may be blocked by the vehicle interior material and may not reach the infrared light receiving section.

The technique disclosed in the present specification has been completed based on the above circumstances, and reliably operates an electronic device arranged on the outside of the vehicle interior of the interior material main body from the inside of the vehicle interior by an infrared remote controller. The purpose is to do.

As means for solving the above problems, the vehicle interior material disclosed in the present specification includes a plate-shaped interior material body portion and an infrared light receiving portion that receives infrared rays, and the vehicle of the interior material body portion. An electronic device arranged on the outdoor side, and a light transmission part provided on the interior material main body portion and transmitting light between the vehicle interior side of the interior material body portion and the vehicle interior side of the interior material body portion. A longitudinal light guide member disposed outside the vehicle compartment of the interior material main body, wherein one end portion in the longitudinal direction is arranged to face the light transmitting portion, and a long length is arranged to face the infrared light receiving portion. A light guide member that guides the infrared light incident from the one end inside, and emits the infrared light from the other end toward the infrared light receiving unit. Have.

When the occupant emits infrared rays from the infrared remote control toward the light transmitting section, the infrared rays emitted from the infrared remote control enter the inside of the light guiding member from one end of the light guiding member through the light transmitting section. After being guided inside, it is emitted from the other end toward the infrared light receiving portion. As a result, it becomes possible to reliably operate the electronic device arranged outside the vehicle compartment of the interior material body from the vehicle interior side by the infrared remote controller.

Further, a speaker grill attached to the main body of the interior material may be provided, and the light transmitting portion may be a through hole included in the speaker grill. If the through hole of the speaker grill is used as the light transmitting portion, it is not necessary to provide a dedicated light transmitting portion, which is preferable.

In addition, the interior material main body may include a light source arranged outside the vehicle compartment, and the light transmitting portion may be a transparent member arranged to face a light emitting surface of the light source. The light emitted from the light source can be emitted into the vehicle compartment through the transparent member. If such a transparent member is used as the light transmitting portion, it is not necessary to provide a dedicated light transmitting portion, which is preferable.

According to the present invention, it is possible to reliably operate the electronic device arranged on the outside of the vehicle interior of the interior material main body from the inside of the vehicle interior with the infrared remote controller.

Front view showing a door trim according to an embodiment of the present invention Diagram showing the display device (corresponding to the diagram cut along the line II-II in FIG. 1) Sectional view showing the vicinity of the speaker grill in the door trim (corresponding to the view taken along the line III-III in FIG. 1) Sectional view showing the vicinity of the courtesy lamp in the door trim (corresponding to the view taken along the line IV-IV in FIG. 1) Diagram showing projector and optical fiber

One embodiment of the present invention will be described with reference to FIGS. In the present embodiment, a door trim 20 that constitutes a vehicle door is exemplified as the vehicle interior material. The direction shown by the arrow FR in each drawing is the vehicle front (vehicle traveling direction), and the direction shown by the arrow RR is the vehicle rear. The direction indicated by the arrow IN is the inside of the passenger compartment, and the direction indicated by the arrow OUT is the outside of the passenger compartment. The direction indicated by the arrow UP is the vehicle upper side, and the direction indicated by the arrow DW is the vehicle lower side.

The door trim 20 includes a plate-shaped trim main body 21 (interior material main body), a speaker grill 30, a courtesy lamp 40, an illumination lamp 50, a display device 60, and flexible optical fibers 23, 24,. 25, and. The trim body 21 is made of, for example, a mixed material in which plant fibers (for example, kenaf fibers) and synthetic resin are mixed, and has a light shielding property. The material of the trim main body portion 21 is not limited to the above-mentioned material and can be changed as appropriate.

The display device 60 is a rear projection type display device and, as shown in FIG. 2, includes a projector 61, a reflection mirror 62, a housing 63, and a transmissive screen 64. As shown in FIG. 2, the projector 61 is arranged outside the trim main body portion 21 (outside the vehicle compartment). The projector 61 can generate image light based on image data captured by an in-vehicle camera (not shown) or image data stored in advance, and project the image light toward the reflection mirror 62. As the projector 61, a liquid crystal projector, a projector using a DMD (Digital Micro-mirror Device), or the like can be exemplified.

The reflection mirror 62 is arranged outside the passenger compartment of the trim body 21, and reflects the image light (see the arrow L1 in FIG. 2) emitted from the light emitting portion 61A of the projector 61 toward the transmissive screen 64. It is configured to do. The reflection mirror 62 is housed in the housing 63, and the housing 63 is attached to, for example, the trim body portion 21. The transmissive screen 64 is arranged so as to cover the opening 22 provided at the upper portion of the trim body 21 and at the front end of the vehicle, and displays the image by transmitting the image light projected from the outside of the vehicle to the inside of the vehicle. It is configured to do. The transmissive screen 64 is formed, for example, by laminating various functional layers such as a light diffusing layer and a coloring layer on a resin substrate having translucency.

As shown in FIG. 2, the projector 61 (electronic device) includes an infrared light receiving unit 61B that receives infrared light. The infrared light receiving unit 61B includes, for example, a light receiving element (not shown) such as an infrared photodiode, and such a light receiving element is mounted on, for example, a control board (not shown) included in the projector 61. .. Therefore, the occupant can operate the projector 61 by using an infrared remote controller (not shown).

However, since the infrared ray receiving section 61B is arranged outside the vehicle compartment of the trim body section 21, the infrared ray emitted from the infrared remote controller located inside the vehicle compartment is shielded by the trim body section 21. Therefore, in the present embodiment, the infrared rays emitted from the infrared remote controller are used by using the devices (speaker grill 30, courtesy lamp 40, illumination lamp 50) provided in the trim body 21 and the optical fibers 23, 24, 25. Is configured to be guided to the infrared light receiving section 61B.

As shown in FIG. 1, the speaker grill 30 is provided below the trim body 21 and at the front end of the vehicle, and has a circular shape, for example. As shown in FIG. 3, the speaker grill 30 is attached to the trim body 21 so as to cover the on-vehicle speaker 26 from the vehicle interior side. The speaker grill 30 has a plurality of minute through holes 31. Each through hole 31 is formed so as to penetrate the speaker grill 30 in the plate thickness direction.

The optical fiber 23 is a long light guide member arranged outside the vehicle interior of the trim body 21, and internally guides infrared rays incident from one end face 23A (one end) in the longitudinal direction and the other end face. 23B (the other end portion, see FIG. 5) can be emitted toward the infrared light receiving portion 61B. As shown in FIG. 3, one end surface 23A is arranged to face a through hole 31 (hereinafter referred to as a through hole 31A) arranged at the upper end of the speaker grill 30 among the plurality of through holes 31. Infrared rays emitted from the infrared remote controller enter one end face 23A through the through hole 31A. That is, the through hole 31A is an example of a light transmitting portion that is provided in the trim body portion 21 and that transmits light between the outside of the trim body portion 21 and the inside of the vehicle compartment (the inside of the vehicle). Further, as shown in FIG. 3, a holding member 33 having an insertion hole 33A is attached to the plate-shaped member 32 included in the speaker grill 30, and one end of the optical fiber 23 is inserted into the insertion hole 33A. Is held in. Further, as shown in FIG. 5, the other end face 23B in the longitudinal direction of the optical fiber 23 is arranged so as to face the infrared light receiving portion 61B. The holding member 33 is, for example, a resin member having elasticity (for example, EPDM (ethylene propylene diene rubber) or EPM (ethylene propylene rubber)), but the material is not limited to this.

The courtesy lamp 40 (illumination device) is provided in a lower portion of the trim body 21 and toward the rear of the vehicle, and as shown in FIG. 4, a light source 41 such as an LED and a housing 42 to which the light source 41 is attached, Equipped with. The housing 42 is made of a transparent member, and a part of the housing 42 serves as a cover portion 43 (lamp cover) that covers the opening 27 formed in the trim body portion 21. That is, the cover portion 43 has a light-transmitting property. The light source 41 is arranged outside the passenger compartment of the trim body 21, and the cover 43 is arranged to face the light emitting surface 41A of the light source 41.

The optical fiber 24 is a long light guide member arranged on the outer side of the passenger compartment of the trim main body 21, and internally guides infrared rays incident from one end face 24A (one end) in the longitudinal direction and the other end face. It is possible to emit light from 24B (the other end, see FIG. 5) toward the infrared light receiving portion 61B. As shown in FIG. 4, one end surface 24</b>A is arranged to face the cover portion 43. The infrared rays emitted from the infrared remote controller are incident on the one end face 24A through the translucent cover portion 43. That is, the cover portion 43 is an example of a light transmitting portion that is provided in the trim body portion 21 and that transmits light between the inside of the trim body portion 21 and the inside of the vehicle compartment. One end of the optical fiber 24 is fixed to the housing 42 with a tape 45, for example. Further, as shown in FIG. 5, the other end face 24B in the longitudinal direction of the optical fiber 24 is arranged so as to face the infrared light receiving portion 61B.

As shown by the broken line in FIG. 1, the optical fiber 25 is a long light guide member arranged on the outer side of the trim main body portion 21 inside the vehicle compartment, and is incident from one end face (one end portion, not shown) in the longitudinal direction. It is possible to internally guide the infrared light and emit the infrared light from the other end surface 25B (the other end portion, see FIG. 5) toward the infrared light receiving portion 61B. One end surface of the optical fiber 25 is arranged so as to face the translucent cover 51 in the illumination lamp 50 (illumination device), and the other end surface 25B in the longitudinal direction of the optical fiber 25 is, as shown in FIG. It is arranged so as to face the infrared light receiving portion 61B. The illumination lamp 50 includes a light source (not shown) arranged outside the vehicle compartment of the trim body 21 and a cover portion 51. Light emitted from the light source passes through the cover portion 51 to the vehicle interior side. It is configured to be emitted.

Next, the effect of this embodiment will be described. In the present embodiment, when the occupant emits infrared rays from the infrared remote controller toward the light transmitting section (any one of the through hole 31A, the cover section 43, and the cover section 51), the infrared ray emitted from the infrared remote controller is the light transmitting section. Then, the light enters the inside of the optical fiber from one end surface of the optical fiber, is guided inside the optical fiber, and then is emitted from the other end surface toward the infrared light receiving portion 61B. This makes it possible to reliably operate the projector 61, which is arranged on the outside of the vehicle compartment of the trim body 21, from the passenger compartment side by the infrared remote controller. In the present embodiment, a plurality of light transmitting portions (through hole 31A, cover portion 43, cover portion 51) are provided, and the projector 61 can be operated by the infrared rays reaching any one of the light transmitting portions. it can. Therefore, it becomes possible to operate the projector 61 more reliably by the infrared remote controller. The door trim 20 may include only one (or two) of the plurality of light transmitting portions (the through hole 31A, the cover portion 43, and the cover portion 51).

In addition, the speaker grill 30 attached to the trim body 21 is provided, and the light transmitting portion is a through hole 31</b>A included in the speaker grill 30. If the through hole 31A of the speaker grill 30 is used as a light transmitting portion, it is not necessary to provide a dedicated light transmitting portion, which is preferable. That is, if the through hole 31A is used as the light transmitting portion, it is not necessary to form another through hole in the trim body portion 21 for transmitting infrared rays.

Further, the trim body 21 is provided with a light source 41 arranged on the outside of the vehicle compartment, and the light transmitting portion is a cover portion 43 arranged to face the light emitting surface 41A of the light source 41. The light emitted from the light source 41 can be emitted into the vehicle interior through the cover portion 43. If such a cover portion 43 is used as a light transmitting portion, there is no need to provide a dedicated light transmitting portion, which is preferable. The cover portion 43 may be provided with a function of a condenser lens that collects infrared rays from the vehicle interior side and directs the infrared rays toward the end surface 24A of the optical fiber 24. In this way, infrared rays from a wider range can be incident on the end surface 24A.

If the infrared light receiving section 61B and the control board of the projector 61 are electrically connected by wiring and the infrared light receiving section 61B is arranged to face the light transmitting section (for example, the through hole 31A), the infrared remote controller operates the projector 61. It is possible. However, in such a configuration, it is necessary to remove the infrared light receiving section 61B from the control board of the projector 61. That is, it is necessary to change the configuration of the projector 61. On the other hand, in the present embodiment, since the infrared light is guided to the infrared light receiving section 61B using the optical fiber, it is not necessary to change the configuration of the projector 61, which is preferable. Further, the optical fiber is difficult to be visually recognized from the inside of the vehicle through the light transmitting portion, which is also suitable in this respect.

<Other Embodiments>
The present invention is not limited to the embodiments described by the above description and drawings, and the following embodiments are also included in the technical scope of the present invention.
(1) In the above embodiment, the door trim is exemplified as the vehicle interior material, but the invention is not limited to this. For example, a roof trim or the like can be cited as an interior material for vehicles. Further, the light transmitting portion is not limited to the one exemplified in the above embodiment, and may be, for example, a light transmitting lamp cover included in the room lamp.
(2) In the above embodiment, the projector is exemplified as the electronic device, but the electronic device is not limited to this. The electronic device may be any device as long as it can be operated by infrared rays by including an infrared light receiving unit, and examples thereof include a vehicle-mounted monitor provided in an interior material for a vehicle.
(3) In the above embodiment, the vehicle interior material is exemplified as the vehicle interior material, but the vehicle interior material is not limited thereto. The interior material for vehicles may be an interior material used for vehicles other than vehicles (for example, an airplane, a ship, etc.).
(4) In the above embodiment, the optical fiber is illustrated as the light guide member, but the present invention is not limited to this, and a light guide member other than the optical fiber may be used.

Reference numeral 20... Door trim (vehicle interior material), 21... Trim body portion (interior material body portion), 23, 24, 25... Optical fiber (light guide member), 23A, 24A... One end face (in the longitudinal direction of the light guide member) One end), 23B, 24B, 25B... The other end surface (the other end in the longitudinal direction of the light guide member), 31A... Through hole (light transmitting section), 30... Speaker grill, 41... Light source, 41A... Light of light source Emitting surface, 43, 51... Cover portion (transparent member, light transmitting portion), 61... Projector (electronic device), 61B... Infrared light receiving portion

Claims (3)

A plate-shaped interior material body,
An electronic device provided with an infrared light receiving section for receiving infrared rays and arranged outside the vehicle compartment of the interior material body section,
A light transmitting portion which is provided in the interior material main body portion and which transmits light between a vehicle compartment outside of the interior material body portion and a vehicle interior side of the interior material body portion,
A longitudinal light guide member arranged outside the vehicle compartment of the interior material main body portion, wherein one end portion in the longitudinal direction is arranged to face the light transmission portion, and a longitudinal direction is arranged to face the infrared light receiving portion. And a light guide member that internally guides the infrared light incident from the one end and emits the infrared light from the other end toward the infrared light receiving unit. A speaker grill attached to the main body of the interior material,
The vehicle interior material according to claim 1, wherein the light transmitting portion is a through hole included in the speaker grill. A light source arranged outside the vehicle compartment of the interior material body,
The vehicle interior material according to claim 1, wherein the light transmitting portion is a transparent member that is arranged to face a light emitting surface of the light source.

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