JP2010140830A - Light body for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To configure a light body for vehicle so as to attain functionality improvement and design improvement. <P>SOLUTION: A turn lamp 2 is composed of: a base housing 3 disposed at the rear of a vehicle; an outer lens 4 which is integrally formed in a butting state with the base housing and disposed at the front of the vehicle; and an inner housing 5 in which first light emitting diodes 6 and 7 emitting light directed outward in right and left directions of the vehicle and a second light emitting diode 8 emitting light directed frontward of the vehicle, the inner housing 5 being provided between the base housing 3 and the outer lens 4. The surface of the outer lens 4 at the inner housing 5 side is formed such that the portion thereof facing the first light emitting diodes 6 and 7 is formed as a concave lens portion 4g the middle portion of which in the up-down direction is recessed frontward, and that the portion thereof facing toward the front of the vehicle is formed as a convex lens 4i the middle portion of which in the up-down direction protrudes rearward. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention belongs to the technical field of vehicle housings mounted on vehicle doors and the like.

  Generally, in a vehicle housing, a door lamp that is provided in a protruding manner in a laterally outward direction on a door of a vehicle (vehicle body) is incorporated as a turn lamp (direction indicator) and is provided independently on the front and rear of the vehicle. There is known a device that emits light from the outside in the left-right direction of the vehicle toward the front by lighting together with the turn lamp, and appeals more strongly to surrounding people.

For example, a light guide for irradiating light forward from the protruding end of the door mirror is disposed along the outer surface of the turn lamp housing. It is known that light is emitted by covering a side surface with a light emitting film and causing the light emitting film to emit light with electrical energy. In this case, an outer plate is further provided on the outer side of the light emitting film in a laminated form so that the light emitting film is protected and light of the light emitting film is transmitted to the outside through the outer plate. (Patent Document 1). However, in this case, not only the structure is complicated, but also the light emitting film is provided so as to cover the outer surface side of the light guide and is flat, so there is no visual sense of depth. There is a problem that it is in a light emission state and is inferior in design.
On the other hand, the inner housing of the turn lamp is provided by exposing the light source for illuminating the vehicle laterally outward and forward, and the light source mounting surface formed on the inner housing has a three-dimensional uneven shape, Furthermore, a turn lamp is proposed in which a reflective surface is formed on the front surface of the inner housing so that light is emitted with a sense of depth (Patent Document 2).
JP 2000-103287 A JP 2004-276768 A

  However, although the thing of the said patent document 2 is what has a feeling of depth in the radiation state of light, and is excellent in design property, since each light source is exposed and provided from an inner housing, these light sources are surrounding. As a result, the illumination becomes uneven and the illumination is uneven, and the light is not uniformly emitted, and the three-dimensional inner housing can be seen through the outer lens. For this reason, there is a demand for a housing that has a sense of depth in the light emission state and is in a uniform light emission state, and there is a problem to be solved by the present invention.

The present invention was created in order to solve these problems in view of the above-described circumstances, and the invention of claim 1 includes a housing provided in a vehicle, a base housing at the rear of the vehicle, An outer lens in front of the vehicle integrated in abutment with the base housing, and an inner housing provided between the base housing and the outer lens, where the light source is supported. The outer lens includes a concave lens-shaped portion. A vehicle casing characterized in that a convex lens-like portion is formed.
In the invention of claim 2, the inner lens supports a first light source that emits light directed outward in the left-right direction of the vehicle and a second light source that emits light directed forward of the vehicle, and the outer lens is 2. The vehicle housing according to claim 1, wherein a portion facing the first light source is formed with a concave lens-shaped portion, and a portion facing the front of the vehicle is formed with a convex lens-shaped portion.
According to a third aspect of the present invention, the inner housing has a concave portion that is retracted rearward at an intermediate portion in the vertical direction, and at least the inner surface of the concave portion is formed on the reflection surface. The vehicle housing according to claim 1 or 2, wherein two light sources are provided.
According to a fourth aspect of the present invention, the outer lens is formed with a convex portion that is located at the concave portion facing portion of the inner housing and protrudes forward, and the inner housing side surface of the convex portion of the outer lens is formed. The vehicle casing according to claim 3, wherein a concave lens-shaped portion and a convex lens-shaped portion are formed on the inner surface.
The invention according to claim 5 is the vehicle casing according to any one of claims 1 to 4, wherein the concave lens-shaped portion is provided with light diffusing means.
A sixth aspect of the present invention is the vehicle casing according to any one of the first to fourth aspects, wherein the convex lens-shaped portion is provided with light blocking means.
The invention according to claim 7 is the vehicle casing according to any one of claims 1 to 6, wherein the vehicle casing is incorporated in a door mirror.

By making it invention of Claim 1, the light radiated | emitted from an outer lens changes, and it can be set as the housing excellent in the designability.
By setting it as invention of Claim 2, it can be set as the housing excellent in the design property while being excellent in functionality.
According to the invention of claim 3, three-dimensional light can be emitted in a uniform state.
By setting it as invention of Claim 4, the three-dimensional light with a further depth feeling can be radiated | emitted and the designability can be improved.
By setting it as invention of Claim 5, a visibility is raised and the further improvement of functionality can be aimed at.
According to the invention of claim 6, it is possible to radiate more uniform light and to further improve the design.
By setting it as invention of Claim 7, the door mirror in which the housing of this invention was integrated can be provided.

Next, embodiments of the present invention will be described with reference to the drawings.
In the drawings, reference numeral 1 denotes a door mirror disposed on a door of a passenger car, and a mirror (not shown) is positioned at an opening formed in a rear part (rear in the vehicle traveling direction) of the mirror body 1a constituting the door mirror 1. It can be adjusted freely. The front part (the front in the traveling direction of the vehicle) of the mirror body 1a is formed in a bulging shape toward the front, and the middle part in the vertical direction of the bulging part is horizontally long from the front to the outside in the left-right direction. An opening 1b is formed, and a turn lamp 2 corresponding to the housing of the present invention is integrated in the opening 1b.
Here, the left and right door mirrors 1 are symmetrically attached to the left and right door bodies of the vehicle. In the present embodiment, as shown in FIG. 1, the door mirror 1 is provided on the left side from the viewpoint of the driver who appears in the vehicle. The door mirror 1 will be described, and the description of the door mirror 1 provided on the right side will be omitted.

  The turn lamp 2 is configured to be assembled as one assembly part in the mirror body 1a. As shown in FIG. 2, the turn lamp 2 is behind the vehicle and inside the opening 1b (back side) of the mirror body 1a. A base housing 3 that is positioned and assembled, an outer lens 4 that is provided in front of the vehicle and that is integrated in abutment with the base housing 3, and an inner housing 5 that is provided therebetween are configured. Has been.

  The base housing 3 is formed by integral molding with a non-transparent member (non-translucent resin material), and corresponds to the shape of the opening 1b formed in the bulging portion of the mirror body 1a. It is long and is formed in a curved shape that bulges forward so that the left end portion of the door mirror 1 that is outward in the left-right direction bends backward. Further, the base housing 3 has a bottom piece 3a whose length in the vertical direction and length in the left-right direction are set longer than the opening 1b formed in the mirror body 1a, and a front side from the outer peripheral edge of the bottom piece 3a. And the side piece portion 3b that protrudes toward the left side is formed with a concave groove portion 3c that opens from the front toward the left.

  The inner housing 5 is formed into a curved shape that bulges forward like the base housing 3 by integrally molding a non-transparent or transparent resin material, and has four outer peripheral edge portions 5a. The outer end portion serving as a peripheral portion is formed in a shape that abuts against the front end surface of the side piece portion 3b of the base housing 3 and closes the recess portion 3c. The inner housing 5 is formed with a concave portion 5b that is located in the middle portion in the vertical direction and retracts backward, and loosely fits into the concave portion 3c of the base housing 3, and is long in the left-right direction. The groove width and the groove length (length in the left-right direction) are set substantially the same as the groove width and groove length of the opening 1b of the mirror body 1a.

  Further, the inner housing 5 is subjected to film formation on the inner surface of the pair of upper and lower pieces 5d and 5e opposed to the bottom piece 5c constituting the concave portion 5b and the outer peripheral edge portion 5a. It is formed on the reflective surface L. In the bottom piece 5c of the concave portion 5b, two notch holes 5f and 5g are formed adjacent to the left and right sides at the left end which is the outer end in the left-right direction. A pair of left and right first light emitting diodes (corresponding to a first light source of the present invention) 6 and 7 are supported on 5f and 5g, respectively. The left and right first light emitting diodes 6 and 7 are configured such that the light emitting portions 6a and 7a are respectively supported so as to face outward in the left-right direction, and emit light directed outward in the left-right direction (left side). In addition, a shielding piece 5h is formed at the right end, which is the inner end (vehicle body side) in the left-right direction of the concave portion 5b, protruding forward from the outer peripheral edge 5a and covering the right end of the concave portion 5b from the front. The second light emitting diode 8 is supported on the rear side surface of the shielding piece 5h. When viewed from the front (outer lens 4) side, the second light-emitting diode 8 is located behind the shielding piece 5h and is not exposed to the outside, and the light-emitting portion 8a includes the inner housing concave portion 5b. The light from the light emitting portion 8a is configured to radiate light directed toward the front of the vehicle via a reflective surface L applied to the concave portion 5b, as will be described later. Yes.

  On the other hand, the outer lens 4 is formed integrally with a transparent resin material (translucent resin material), and is formed in a curved shape that bulges forward like the base housing 3 and the inner housing 5. Is formed with an outer peripheral edge portion 4 a that is abutted against the front surface of the outer peripheral edge portion 5 a of the inner housing 5. Further, the outer lens 4 is formed with a protruding portion 4b that is located in the middle in the vertical direction and protrudes forward in a state of facing the inner housing concave portion 5a in the front-rear direction. The shape portion 4b is configured to be fitted into the opening 1b of the mirror body 1a and exposed to the outside (front). In addition, a peripheral piece portion 4 c that protrudes rearward is formed at the outer end portion of the outer peripheral edge portion 4 a of the outer lens 4. In the turn lamp 2, the base housing 3 and the outer lens 4 are formed in advance as a primary injection molded body, and the base housing 3 and the outer lens 4 are abutted with the inner housing 5 being sandwiched between them. The resin material 2a is secondarily injected between the front end portion of the housing side piece portion 3b and the rear end face of the outer lens peripheral piece portion 4c, so that each member is an integrated assembly part. .

  As described above, the outer lens 4 and the inner lens 5 are in a state in which the extending pieces 4a and 5a are in contact with each other, and the protruding portion 4b of the outer lens 4 and the recessed portion 5b of the inner lens 5 are in contact with each other. Is formed so as to be opposed to each other in the front-rear direction, and a space S surrounded by the projecting portion 4b and the concave portion 5b is formed, and the first and second light emitting diodes 6, 7, and 8 are lit in the space S. Then, the light is emitted from the outer lens protrusion 4b. As a result, the light of the first and second light emitting diodes 6, 7, 8 is configured to be three-dimensional light with a sense of depth by radiating from the outer lens 4 via the space S. Yes.

Further, the protruding portion 4b of the outer lens 4 is located on the left side of the left first light emitting diode 6 provided at the outer end portion (left side) in the left-right direction, and is retracted rearward to thereby protrude. An inclined bottom piece 4e is formed on the bottom piece 4d of the shape portion 4b, and the inclined bottom piece 4e is configured to be irradiated with light from the light emitting portion 6a of the left first light emitting diode 6. Of the bottom piece 4d of the protrusion 4b, the inclined bottom piece 4e that is irradiated with light from the left first light emitting diode 6 and transmitted to the outside, and the light from the right first light emitting diode 7 is irradiated to the outside. The left-side bottom piece 4f that is transmitted has a concave lens-like portion 4g that retreats forward on the inner housing side (space S side, inside) surface. As a result, the light emitted by lighting the pair of first light emitting diodes 6 and 7 is transmitted through the concave lens-shaped portion 4g, and is diffused in a wide angle in the vertical direction as shown in FIG. It is comprised so that.
Further, light diffusion means is provided on the inner side surfaces of the left bottom piece 4f and the inclined bottom piece 4e of the projecting portion 4b by forming a cut surface that repeats unevenness in the left-right direction. And the light radiated | emitted with lighting of a pair of 1st light emitting diode 6 and 7 is comprised so that it may be in the state diffused in the left-right direction by radiating | emitting outside via a light-diffusion means, and thereby The illuminance at the outer edge in the left and right direction of the turn lamp 2 can reach the legal standard, and the visibility to the surroundings can be further increased, so that the turn lamp 2 having excellent functionality can be obtained. It is configured.

On the other hand, as described above, the light emitting portion 8a of the second light emitting diode 8 provided at the right end (inner end) in the left-right direction of the inner housing 5 faces the right end in the left-right direction of the inner housing concave bottom piece 5c. The light from the light emitting part 8a directly irradiates the outer lens protrusion 4b, or irradiates the reflection surface L applied to the inner side surface of the front part of the concave part 5b (bottom piece 5c, upper and lower pieces 5d, 5e). It is configured as follows. As a result, the light from the second light emitting diode 8 is the bottom piece 4d that is the front facing portion of the outer lens 4 including the light reflected by the reflecting surface L of the inner lens concave portion 5b. The light is transmitted through the right bottom piece 4h other than the left bottom piece 4f and the inclined bottom piece 4e, which are transmitting parts, and is radiated to the outside, so that the light is elongated in the left-right direction.
The right-side bottom piece 4h of the outer lens protrusion 4b is formed as a convex lens-like portion 4i whose inner housing side (space S side) surface protrudes rearward. As a result, the light emitted when the second light emitting diode 8 is turned on passes through the convex lens-shaped portion 4i, and as shown in FIG. Thus, it is possible to make long light stand out and to improve visibility from the front. Incidentally, the inner end portion (right end portion) in the left-right direction of the outer lens protrusion 4b is laminated with the shielding piece 5h of the inner housing 5, and there is no light emission at the portion.
Further, the right bottom piece 4h (convex lens-like portion 4i) of the outer lens protruding portion 4b through which the light of the second light-emitting diode 8 is transmitted is provided with a light blocking means by subjecting the inner side surface to a blemish process. As a result, as shown in FIG. 4, a part of the light from the second light emitting diode 8 is emitted from the right bottom piece 4h of the outer lens 4 in the space S between the outer lens protrusion 4b and the inner housing recess 5b. Reflecting between the convex lens-like portion 4i) and the reflecting surface L of the inner housing concave portion 5b (bottom piece 5c, upper and lower pieces 5d, 5e) and radiating to the outside is a long shape from the right bottom piece 4h. The light is conspicuous in a more uniform state, can be improved in visibility from the front, has excellent functionality, and is configured to be a turn lamp 2 with excellent design.

  The turn lamp 2 assembled in this way is assembled so that the outer peripheral edge 4a of the outer lens 4 abuts against the inner edge of the opening 1b of the mirror body 1a. It is comprised so that the part 4b may be integrated in the state which protrudes from the opening part 1b. When the first and second light emitting diodes 6, 7, and 8 of the turn lamp 2 are turned on, the outer lens protrusion 4 b that protrudes from the mirror body 1 a and is exposed to the outside emits long light. It is configured.

  In the present embodiment configured as described, the turn lamp 2 incorporated as an assembly part in the mirror body 1a of the vehicle door mirror 1 includes the first and second light emitting diodes 6, 7, and 8, and these light emitting elements. Light from the diodes 6, 7, and 8 is radiated to the outside through the outer lens 4. The outer lens 4 is provided with a concave lens-shaped portion 4 g that diffuses light and a convex lens-shaped portion 4 i that focuses light. Therefore, the light from the first and second light emitting diodes 6, 7, 8 can be in a different radiation state between the concave lens-shaped portion 4 g and the convex lens-shaped portion 4 i, so that the radiation state can be changed. The turn lamp 2 having excellent design can be obtained.

  Moreover, in the turn lamp 2 in which the present invention is implemented, the first light emitting diodes 6 and 7 emit light directed outward in the left-right direction of the vehicle to satisfy the legal standard as a direction indicator, and the second light emitting diode 8 emits light directed toward the front of the vehicle to increase the visibility from the front and enhance the design. In this case, the outer lens through which the light from the left and right first light-emitting diodes 6 and 7 is transmitted. 4, the left bottom piece 4f and the inclined bottom piece 4e are formed in a concave lens-like portion 4g whose surface on the inner housing 5 side is retracted forward, so that the light from the first light emitting diodes 6 and 7 is diffused to the outside. The turn lamp 2 can be radiated, can reliably satisfy legal standards, and has excellent functionality. On the other hand, the right bottom piece 4h of the outer lens 4 through which the second light-emitting diode 8 is transmitted is formed in the convex lens-like portion 4i protruding rearward, so that the light of the second light-emitting diode 8 is emitted outside in a focused state. Therefore, the turn lamp 2 can be made to be excellent in the design as well as in the design as well as the visibility from the front by radiating the elongated light in the left-right direction.

  As described above, according to the present invention, the light from the first light emitting diodes 6 and 7 is emitted in a diffused state, and the light from the second light emitting diode 8 is emitted in a converged state so that the respective functions can be performed reliably. Further, in this case, the inner housing 5 is provided with a concave portion 5b that is retracted rearward on the reflecting surface L, and the first and second light emitting diodes 6, 7, and 8 are provided therein. Therefore, the light from the first and second light-emitting diodes 6, 7 and 8 can be converted into three-dimensional light with a sense of depth, and the illuminance can be increased by reflected light, and the outer lens protrusion 4b. It is possible to make uniform the long light.

  Further, in this structure, a protruding portion 4b is formed on the outer lens 4 so as to face the concave portion 5b of the inner housing 5, and the first and second light emitting diodes 6 are formed in the gap portion S formed between the facing portions. Since the light from 7 and 8 is radiated, it is possible to radiate three-dimensional light with a sense of depth, and the tar lamp 2 having excellent design can be obtained.

  Further, in this case, since the light diffusing means is provided in the concave lens-shaped portion 4g of the outer lens 4, the light from the first light emitting diodes 6 and 7 is further diffused and the visibility can be increased. The function as a direction indicator can be further improved.

  In addition, in this case, since the light blocking means is provided on the convex lens portion 4i of the outer lens 4, the light of the second light emitting diode 8 is repeatedly reflected between the inner housing concave portion 4b and the convex lens portion 4i. It becomes possible to make long light stand out in a more uniform state.

1A is a front view of a door mirror, and FIG. 1B is a front view of a turn lamp. It is a disassembled perspective view of a turn lamp. 3A and 3B are an XX cross-sectional view and a YY cross-sectional view, respectively, in FIG. 1B. It is ZZ sectional drawing in FIG.1 (B).

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Door mirror 1a Mirror body 1b Opening part 2 Turn lamp 3 Base housing 4 Outer lens 4b Protruding part 4d Bottom piece 4f Left bottom piece 4g Concave lens part 4h Right bottom piece 4i Convex lens part 5 Inner housing 5b Concave part 6 1st light emitting diode 8 1st light emitting diode 8 Two light emitting diode

Claims (7)

  A housing provided in a vehicle includes a base housing at the rear of the vehicle, an outer lens at the front of the vehicle integrated in abutment with the base housing, an inner provided between the base housing and the outer lens, with a light source supported. A vehicle housing comprising a housing and having an outer lens formed with a concave lens portion and a convex lens portion.   The inner lens supports a first light source that emits light directed outward in the left-right direction of the vehicle and a second light source that emits light directed forward of the vehicle, and the outer lens is a part facing the first light source. The vehicle casing according to claim 1, wherein a concave lens-shaped portion is formed, and a convex lens-shaped portion is formed at a portion facing the front of the vehicle.   The inner housing is formed with a concave portion that retreats backward in the vertical middle portion, and at least the inner surface of the concave portion is formed on the reflecting surface, and the first and second light sources are provided in the concave portion. The vehicle housing according to claim 1 or 2.   The outer lens is formed with a convex portion that protrudes forward and is located at the concave portion-facing portion of the inner housing, and a concave lens portion and a convex lens shape are formed on the inner housing side surface of the convex portion of the outer lens. The vehicle housing according to claim 3, wherein a portion is formed.   The vehicle casing according to any one of claims 1 to 4, wherein the concave lens-shaped portion is provided with a light diffusing means.   The vehicle casing according to any one of claims 1 to 4, wherein the convex lens-shaped portion is provided with light blocking means.   The vehicle housing according to any one of claims 1 to 6, wherein the vehicle housing is incorporated into a door mirror.

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