JP6122892B2 - Interior materials for vehicles - Google Patents

Description

  The present invention relates to a vehicle interior material.

The vehicle interior material is, for example, a door lining (door lining), and some door linings are provided with a switch and an illumination for opening and closing the window glass of the door. Illumination, the light of the LED light source through an optical fiber is caused to emit light (e.g., see Patent Document 1.).

  Some vehicle lighting uses a combination of an LED light source and an optical fiber. For example, these are arranged on the body and covered with a general lens formed integrally with the shape of the body. (For example, refer to Patent Document 2).

  During traveling of such a vehicle, vibration may be transmitted to the vehicle due to the influence of unevenness on the road surface. When the optical fiber is shaken by this vibration, the light is also shaken. There is room for improvement in this regard.

Japanese Patent Laying-Open No. 2005-19154 (FIG. 1) JP 2002-367403 A (FIGS. 5 and 9)

  This invention makes it a subject to provide the interior material for vehicles which took the measure against a light shake.

According to a first aspect of the present invention, there is provided a light guide that guides light from a light source that illuminates a passenger compartment, a lens that transmits light from the light guide, a lens that is supported between joints, and a door. A vehicle interior material including a first member and a second member, which are one component part of the interior material, and the lens holds a light guide that guides light from a light source and emits light from a predetermined portion. In addition, a flange portion provided with a groove portion provided with an opening is formed, and a flange portion protruding in parallel below the second member toward the center of the passenger compartment is formed.
The invention according to claim 2 is characterized in that the end portion of the flange portion has a protruding portion protruding downward.
The invention according to claim 3, the switch panel which is the second member has a light shielding partition portion for shielding light from the lens, the light-shielding partition portion is characterized in that thinner than the thickness of the switch panel.
The invention according to claim 4 is characterized in that a seal member is abutted against the protruding portion of the flange portion of the lens.
The invention according to claim 5 is characterized in that a step for abutting the seal member on the switch panel latching claw portion of the lens is provided.
The invention according to claim 6 is characterized in that the first member includes a lens housing portion, and a gap is provided between the lens seal member and the lens housing portion.
The invention according to claim 7 is characterized in that a seal member is provided up to the lower surface of the flange portion of the lens.

  In the present invention, the lens is formed with a flange portion that protrudes in parallel to the lower part of the switch panel toward the center of the passenger compartment, so that the size of the door is avoided by the lens, and the vehicle width direction (Y-axis The strength of the lens with respect to the (direction) load can be increased.

It is a perspective view which shows the door which employ | adopted both the vehicle interior material of this invention, and the lens of the illuminating member used for it. It is a general | schematic explanatory drawing of the interior material for vehicles of this invention, and the lens used therein. FIG. 3 is a sectional view taken along line 3-3 in FIG. FIG. 4 is a view taken in the direction of arrow 4 in FIG. 3. It is a perspective view of the light source of the illuminating member using the lens shown by FIG. FIG. 3 is a perspective view showing a state in which the linear main light projecting portion of the light guide is assembled to the vehicle interior material of the present invention and the lens used therefor. It is a figure which shows the cross section of the lens attached to the vehicle interior material of this invention. It is the perspective view which showed concretely the attachment relationship of the vehicle interior material of this invention, and a lens. FIG. 4 is a perspective view of the lens shown in FIG. 3. FIG. 10 is a view taken in the direction of arrow 10 in FIG. 6. It is a figure explaining the mechanism of the interior material for vehicles of the present invention, and the lens used for it.

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

  FIG. 1 is a perspective view showing a door that employs both a vehicle interior material of the present invention and a lens of an illumination member used therefor.

  The illumination member 11 constantly illuminates the switch panel 14 and the operation member (inner handle) 15 disposed on the door 13 of the vehicle 12. The switch member 14 is indirectly illuminated with indirect light that illuminates a relatively wide illumination area 17 (range indicated by a dot pattern), and the operation member is illuminated with direct light that illuminates a relatively narrow illumination area 21 (range indicated by a dot pattern). The (inner handle) 15 is directly illuminated.

  The operation member 15 is, for example, an inner handle, and has an existing configuration including an operation unit (door handle body) 23 that is gripped when the right front door 13 is opened. As is generally seen, when the operation unit (door handle body) 23 is grasped and pulled, the right front door 13 is opened.

The switch panel 14 is attached to an interior material (door lining) 25 of the door 13 and an operation switch 26 is disposed. Operation switch 26, a glass closing switch 28 for opening and closing the window glass 27, a door lock switch 31, a window lock switch 32, a mirror selection switch's 33, are arranged mirror adjustment switch 34. 36 is an instrument panel, and 37 is a passenger compartment.

2 (a) and 2 (b) are schematic explanatory views of the vehicle interior material of the present invention and a lens used therefor. (A) is the front view seen from the compartment 37, (b) is the b section detailed drawing of (a). This will be described with reference to FIG.
In addition, each switch of the switch panel 14 and the operation member (inner handle) 15 are not attached.

  The door lining (interior material) 25 forms the lining (side wall) of the door 13, the resin door lining body (first member) 41, the switch panel (second member) 14, the operation member 15, and the driver's. Elbow rest 42, speaker 43, and accessory case 44.

  The door lining (interior material) 25 has a dividing line 46 between the door lining body (first member) 41 and the switch panel (second member) 14, and the dividing line 46 is mainly composed of the door lining 25. In this case, it is also a connection line generated by contact between the door lining body (first member) 41 and the switch panel (second member) 14.

  The switch panel 14 protrudes from the door lining body 41 toward the center of the vehicle compartment 37 (in the direction of the arrow a1), and an upper surface portion 51 on which each switch is arranged is formed, and is connected to the protruding tip 52 of the upper surface portion 51. A side surface portion 53 is formed, and a light shielding partition portion 62 (FIG. 3) that blocks light from the lens (first lens) 61 along the first lens 61 that is the lens of the illumination member 11 on the back surface 55 of the upper surface portion 51. The connection end 63 of the upper surface portion 51 is connected to the door lining body 41 with a lens (first lens) 61 interposed therebetween.

  The door 13 is a right door, but the left front door (not shown) is substantially the same except for the layout of the right front door 13 and the switch panel 14.

Here, the illumination member 11 described above will be described again.
The illuminating member 11 is disposed on the interior material (door lining) 25 of the vehicle 12, projects light from the interior material (door lining) 25 into the vehicle compartment 37, and guides light from the light source 67. A light guide 68 that emits light is provided.
The light guide 68 includes a linear main light projecting unit 71 that projects light (in the direction of arrow a3) along the interior material (door lining) 25 (in the direction of arrow a2), and the linear main light projecting unit 71. And a sub light projecting unit 72 that projects light away from the linear main light projecting unit 71 using the guided light. Reference numeral 73 denotes a second lens.

The length of the linear main light projecting unit 71 is about Lp (see FIG. 4).
“Separation” means that a distance S (see also FIG. 3 and FIG. 4) is separated when the reference base point is from the center of the length Lp of the linear main light projecting portion 71 to the sub light projecting portion 72. It is . The distance S is arbitrary depending on conditions.

  The sub light projecting unit 72 sets the irradiation region 21 smaller than the linear main light projecting unit 71 and sets the distance from the light source 67 far. That is, the distance (length) from the light source 67 to the sub light projecting unit 72 is L (to the distance L1 from the end of the linear main light projecting unit 71 in the light guide 68 having the total length L (L = L1 + L2). In the total length), the sub light projecting unit 72 is set far by the distance L2.

FIG. 3 is a cross-sectional view taken along line 3-3 of FIG. The cross section of the interior material (door lining) 25, the cross section of the lens (first lens) 61, and the second lens 73 are shown.
4 is a view taken in the direction of arrow 4 in FIG. The state seen from the back of the interior material (door lining) 25 is shown. 1, FIG. 2, FIG. 7, FIG. 8, FIG.

  Specifically, the interior material (door lining) 25 has an elbow rest 42 formed in a convex shape in the center of the door lining body (first member) 41 toward the passenger (in the direction of arrow a1). In order to provide the switch panel 14 in a shelf shape, an overhang portion 75 is formed which extends toward the outside of the vehicle 12 (in the direction of the arrow a4) and overhangs, and is connected to the lower end 76 of the overhang portion 75 and has an opening. 77 is opened, and the switch panel 14 can be fitted into the opening 77. Further, claw latching through holes 82 (see FIG. 7) for hanging the latching claw 81 of the lens (first lens) 61 to the lower end 76 of the overhang 75 at the edge of the opening 77 are formed at predetermined intervals. Yes.

A plurality of cutouts 83 a are formed in the fitting flange portion 83 of the first lens 61 corresponding to the switch panel locking holes 84 for locking the switch panel 14. The switch panel 14 is attached to the door lining body 41 by engaging the latching claws of the switch panel 14 that is not in engagement with the switch panel latching hole 84.
Since the notch 83a is formed corresponding to the vehicle inner side of the latching claw portion 81, the first lens 61 has a substantially uniform rigidity distribution in the longitudinal direction.

  On the other hand, in order to provide the operation member 15 on the upper part 86 connected to the upper end 86 of the overhang portion 75, a lateral hole portion 87 is formed so as to protrude outward (in the direction of arrow a4) of the vehicle 12, and the top portion of the lateral hole portion 87 is formed. An illumination fitting opening 91 for fitting the second lens 73 to the 88 is opened, and a lens fixing portion 94 for attaching the bracket 93 of the second lens 73 is erected on the back of the top portion 88.

Although the interior material is the door lining 25, the interior material other than the door lining 25 is an instrument panel 36, a center console (not shown) disposed between the left and right front seats, and a roof ceiling. An interior material can be mentioned.

The vehicle interior material (door lining) 25 includes a light guide 68 that guides light from a light source 67 that illuminates the passenger compartment 37, and a lens that transmits light from the light guide 68 (first lens). 61, and a first member (door lining body) 41 and a second member (switch panel) 14 that support the lens (first lens) 61 between the joints.
The lens (first lens) 61 includes a light projecting unit 95 that directs the light from the light guide 68 toward one of the first member and the second member.

“Supported between the joints” means that the lens (first lens) 61 is supported by the connection end 63 of the door lining body 41 and the connection end 96 which is also the lower end 76 of the overhang portion 75. It means that
The dividing lines (connection lines) 46 described above are lines that can be seen when they are brought into contact with each other. However, in the superordinate concept, they are the connection end 96 and the connection end 63 that are not in contact with each other.

FIG. 5 is a perspective view of a light source of an illumination member using the lens of the present invention. This will be described with reference to FIGS.
The illumination member 11 includes the light source 67, the light guide 68, the light guide connection member 97 connected to the light source 67, the lens (first lens) 61, the second lens 73, and an on / off switch unit not shown in the drawing. . Then, for example, when the right front door 13 is opened or the engine start switch is turned “ON”, the on / off switch unit is activated, so that the light source 67 emits light and illuminates the place already seen in FIG.

  The light source 67 uses the LED light emitter 101, and the specific specification of the LED light emitter 101 is arbitrary. The LED emitter 101 is covered with a case 102, the input end 103 of the light guide 68 is covered with the case 102 with a light guide connecting member 97, and the center line of the LED emitter 101 and the axis Cp of the input end 103 are substantially aligned. Connected.

The light guide 68 is made of a resin-made transparent main body 105, a guide cover 106 covering the transparent main body 105, and the guide cover 106 separated by a length Lp (see FIG. 4). A main light projecting unit 71 and a sub light projecting unit 72 including an output end (not shown) of the light guide 68.
The linear main light projecting unit 71 is brighter than the sub light projecting unit 72 because it is closer to the LED light emitter 101.
The transparent main body 105 is single, but a plurality of the transparent main bodies 105 may be bundled up to the thickness shown in the figure.

FIG. 6 is a perspective view showing a state in which the linear main light projecting portion of the light guide is assembled to the vehicle interior material of the present invention and the lens used therefor.
FIG. 7 is a view showing a cross section of a lens attached to the vehicle interior material of the present invention.
FIG. 8 is a perspective view specifically showing the mounting relationship between the vehicle interior material and the lens of the present invention.
FIG. 9 is a perspective view of the lens of the present invention. This will be described with reference to FIGS.

  The linear main light projecting portion 71 is a portion where the above-described guide covering body 106 is peeled off, and is a transparent main body 105 in a range that substantially matches the entire length of the lens (first lens) 61. Light is emitted from the peripheral surface 111 of the portion 71 (transparent main body 105). In other words, it is a part where light is leaked from the peripheral surface 111.

The lens (first lens) 61 is made of a transparent resin and has a long hollow shape. The light from the linear main light projecting portion 71 is directed in one direction (the direction of the arrow a3, see also FIG. 1). ), A hooking claw portion 81, a fitting flange portion 83, and a fitting flange portion 83, which are connected to the door lining 25. And a sealing member 116 attached to the edge portion 115 and reflecting portions 117 and 118 provided as necessary.
The “hollow shape” is a completed shape to which the seal member 116 is attached.

  The light projecting unit 95 forms indirect light that illuminates the above-described relatively wide irradiation area 17 (the range indicated by the dotted pattern in FIG. 1), and indirectly illuminates the switch panel 14.

Next, the vehicle interior material of the present invention and the procedure for assembling the lens used therein will be briefly described.
First, the light guide 68 is finally completed. The transparent main body 105 is covered with a guide cover 106 except for the input end 103, the linear main light projecting unit 71, and the sub light projecting unit 72 of the transparent main body 105.
Next, the lighting member 11 is assembled as a single product. The input end portion 103 of the light guide 68 is connected to the case 102 containing the light source 67, the second lens 73 is fitted to the sub-light projecting portion 72 of the light guide 68, and the opening of the lens (first lens) 61. The linear main light projecting portion 71 is disposed inside 128 and fixed by the seal member 116.

  Subsequently, the lighting member 11 assembled as a single item is attached to the door 13. The case 102 of the light source 67 is attached to the light source arrangement portion 131 (see FIG. 4) formed on the door lining body 41, and the latching portion 81 of the lens (first lens) 61 is inserted into the door lining body 41 to be latched. The assembly of the lens (first lens) 61 is almost completed.

  Subsequently, the projection panel 95 of the lens (first lens) 61 is sandwiched between the connection end 63 of the switch panel 14 and the connection end 96 of the door lining body 41 by fitting the switch panel 14 to the door lining body 41. The lens (first lens) 61 is fixed with. This completes the assembly of the lens (first lens) 61.

Finally, the 2nd lens 73 is attached to the recessed part (horizontal hole part) 87 formed in the door lining main body 41, and the assembly | attachment of the illuminating member 11 is completed.
Each switch is attached to the switch panel 14 in advance.

10 is a view taken in the direction of arrow 10 in FIG. 3 is a detailed view of a lens (first lens) 61. FIG. This will be described with reference to FIGS. 6, 7, and 9.
In the vehicle interior material (door lining) 25, the light guide 68 is in a direction to bring the axis Cp toward the first member (door lining body) 41 with respect to the central axis 141 of the light projecting portion 95 in the orthogonal cross-sectional view. By being offset by the distance δ, the amount of light to be directed to the far part 142 (distance E1) of the distance E from the light projecting unit 95 to the first member (door lining body) 41 as one member is set large. ing.

  The lens (first lens) 61 includes reflection units 117 and 118 that reflect light from the light guide 68 that does not travel toward the light projecting unit 95 toward the light projecting unit 95.

The vehicle interior member (door lining) 25 is the first member and clamped along a connection edge 63,96 of the (door lining body) 41 and a second member (switch panel) 14 with, projecting is sandwiched light The lens (first lens) 61 projects light from the unit 95 to the vehicle compartment 37, and the lens (first lens) 61 guides light from the light source 67 and from a predetermined portion (linear main light projecting unit) 71. A groove portion 144 provided with an opening 128 for holding the light guide 68 that emits light, and a seal member 116 that closes the opening 128 with the reflecting portion 118 facing the light guide 68. .

  Specifically, the lens (first lens) 61 includes a light projecting portion 95 that is substantially flush with the upper surface portion 51 of the switch panel 14, and a linear main light projecting portion 71 below the light projecting portion 95 and the switch panel 14. Is located and the linear main light projecting portion 71 is biased to one side of the light projecting portion 95, that is, between the switch panel 14 and the first member (door lining body) 41 sandwiching the light projecting portion 95. , The linear main light projecting portion 71 is approaching the first member (door lining body) 41.

  Between the light projecting portion 95 and the linear main light projecting portion 71, the switch panel contact side portion 146 is suspended perpendicularly to the switch panel 14 and the light projecting portion 95 so as to be connected to the light projecting portion 95, thereby opening 128. The linear main light projecting portion 71 is in partial line contact with the switch panel contact side portion 146 in the vicinity of the opening 128.

  On the other hand, the lining contact side portion 147 is suspended from the light projection portion 95 so as to face the switch panel contact side portion 146, and the lining contact side portion 147 contacts the upper surface of the linear main light projection portion 71. A receiver that swells in an L shape in a direction away from the switch panel contact side portion 146 at the contact position, that is, outward of the vehicle 12 (in the direction of the arrow a4) and is in contact with the upper surface of the linear main light projecting portion 71 A stepped portion 148 is formed to reach the opening 128, and the sealing member 116 is bonded to the edge 115 of the opening 128 with an adhesive, for example, so that the lower surface of the linear main light projecting unit 71 is supported by the sealing member 116. However, the upper surface of the linear main light projecting portion 71 is pressed against the receiving step portion 148 having an L shape.

  Of the edge portion 115 of the opening 128, the edge 151 of the switch panel contact side portion 146 is connected to the edge 151 and is orthogonal to the switch panel contact side portion 146 toward the center of the vehicle compartment 37 and below the switch panel 14. A fitting flange portion 83 that protrudes in parallel is formed, and the sealing member 116 is also coupled to the fitting flange portion 83.

The groove portion 144 includes a light projecting portion 95, a switch panel contact side portion 146, and a lining contact side portion 147 (including an L-shaped receiving step portion 148).
The “opening 128 that holds the light guide 68” means the range from the opening 128 to the receiving step 148 and the edge 151 of the opening 128 that is the same distance as the distance from the edge 115 to the receiving step 148. To a part of the switch panel abutting side portion 146 (a place where the light guide 68 is or is likely to be in line contact).

  Here, in the lens (first lens) 61, the fitting flange portion 83 is provided below the switch panel 14, so that the space below the switch panel 14 is utilized and the door 13 formed by the lens (first lens) 61. The size of the door 13 can be avoided and the downsizing of the door 13 can be maintained.

  The lens (first lens) 61 is provided in the vehicle width direction (Y-axis direction) by providing the fitting flange portion 83 at the edge 151 of the switch panel contact side portion 146 so as to be orthogonal to the switch panel contact side portion 146. The strength of the lens (first lens) 61 against the load can be increased.

The lens (first lens) 61 is a lens (first lens) against a load in the vehicle width direction (Y-axis direction) by projecting the receiving step portion 148 toward the outside of the vehicle 12 and forming an L shape in a cross-sectional view. 1 lens) 61 can be increased in strength.
By forming the receiving step portion 148 in an L shape so as to contact the linear main light projecting portion 71, the contact area with the linear main light projecting portion 71 can be increased without disturbing the light emission. The main light projecting unit 71 can be stabilized (vibration countermeasures, sound countermeasures, light shaking countermeasures).
By bonding (adhering) the seal member 116 to the fitting flange portion 83, the area for bonding (adhering) the seal member 116 is increased, and the bonding (adhesion) strength of the seal member 116 can be increased.

The seal member 116 is plate-shaped and has a thickness almost the same as that of the lens (first lens) 61. However, the thickness is arbitrary, and it may be a sheet or a film having a reflective surface, and has a reflective surface. Adhesive tape may be used. As a result, the assembling work of the linear main light projecting unit 71 becomes easy and the weight can be further reduced.
It is also possible to apply an adhesive between the seal member 116 and the linear main light projecting portion 71. As a result, the linear main light projecting unit 71 can be made more stable (vibration countermeasures, sound countermeasures, light fluctuation countermeasures).

The first member (door lining body) 41 is more particularly is extended below the seal member 116 chosen at the lower end 76 or connection end 96 of the overhang portion 75, to further lower fitting flange portion 83 A lens storage portion 153 extending to reach the lower side of the switch panel 14 is formed, and the fitting flange portion 83 is supported by the lens storage portion 153 from below.

Next, the operation of the vehicle interior material of the present invention and the lens used therein will be described.
FIG. 11 is a diagram illustrating a vehicle interior material according to the present invention and a lens mechanism used therein. This will be described with reference to FIG.

  In the vehicle interior material (door lining) 25, when the illumination member 11 is turned on, the lens (first lens) 61 along the first member (door lining body) 41 is projected and illuminated in a line shape (see FIG. 1). Therefore, visibility can be improved.

  Moreover, the light of illumination can be irradiated only to one member, for example, the 1st member (door lining main body) 41, and the effect of indirect illumination can be acquired.

Furthermore, since the light guide 68 is offset, the indirect illumination area (irradiation area 17) formed on one member, for example, the first member (door lining body) 41, with the same light amount can be set wider.
That is, by offsetting, the light projected from the lens (first lens) 61 is deflected as indicated by an arrow a7, and the reflected light is symmetrical inside and outside (left and right in the figure) with respect to the central axis 141 (see FIG. 10). In addition, here, it is biased toward the first member (door lining main body) 41, and the portion 142 far from the lens (first lens) 61 can be illuminated, and the first member (door lining main body) 41 is illuminated more extensively. Can do. Therefore, there is an advantage that the indirect illumination region (irradiation region 17) becomes wide.

  The lens (first lens) 61 can be supported by pressing the light guide 68 with the opening 128 and the seal member 116 as described above in the assembling procedure, and can be supported by the reflecting portion 118 of the seal member 116. A light leakage prevention effect can be obtained.

  Further, when the light guide 68 is inserted through the opening 128, the light guide 68 can be positioned by contacting the receiving step portion 148 and the switch panel contact side portion 146. When the opening 128 is closed with the seal member 116, the light guide 68 can be assembled to the opening 128. Therefore, the light guide 68 can be easily handled.

  In addition, although the vehicle interior material of the present invention and the lens used therefor are used for doors in the embodiments, they can also be used for other than doors.

  The vehicle interior material of the present invention and the lens used therefor are suitable for doors.

  DESCRIPTION OF SYMBOLS 14 ... Switch panel (2nd member), 37 ... Car compartment, 41 ... Door lining main body (1st member), 61 ... Lens (1st lens), 62 ... Light-shielding partition part, 67 ... Light source, 68 ... Light guide , 81... Latching claw portion, 83... Flange portion, 116... Seal member, 144 .. groove portion, 148.

Claims (7)

A light guide that guides light from a light source that illuminates the passenger compartment, a lens that transmits light from the light guide, and a lens that supports the lens between the joints, and is a component of the interior material of the door A vehicle interior material comprising a first member and a second member,
The lens includes a groove provided with an opening for guiding the light from the light source and holding the light guide that emits light from a predetermined portion, and the lens is directed toward the center of the passenger compartment. the vehicle interior material, wherein a flange portion protruding in parallel with the second member below the second member is formed.   The vehicle interior material according to claim 1, wherein a terminal portion of the flange portion has a protruding portion protruding downward. Said second member is a switch panel has a light-shielding partition portion for shielding light from the lens, the light shielding partition part according to claim 1 or 2, characterized in that thinner than the thickness of the switch panel Interior material for vehicles. Wherein the projecting portion of the flange portion, claim 2 vehicular interior material, wherein the sealing member for closing the opening is abutted to the lens. Wherein the hooking claw portion provided in the lens for a vehicle interior material according to claim 4, wherein the step abutting the sealing member is provided. Wherein the first member includes a lens housing portion, a vehicle interior material according to claim 1, wherein a gap is provided between the opening the lens housing portion and the sealing member for closing the said lens . The vehicle interior member according to any one of claims 4-6, characterized in that a said sealing member to a lower surface of said flange portion of said lens.

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