JP3120020B2 - Automotive lamps adjacent to headlamps - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lamp provided adjacent to a headlamp for an automobile.

[0002]

2. Description of the Related Art FIGS. 5 and 6 show a conventional cornering lamp. FIG. 5 is a front view and FIG. 6 is a horizontal sectional view.
In these figures, reference numeral a denotes an automobile headlamp, and reference numeral b denotes a cornering lamp provided adjacent to the headlamp a. The headlamp a is a parabolic reflector 2 having a bulb 3 mounted in a lamp body 1.
Is tiltably supported by an aiming mechanism constituted by a pair of aiming screws 4a and 4b and one ball joint 4c, and has a structure in which a front lens 5 is assembled and integrated into a front opening of the lamp body 1. ing.

[0003] A bubble tube level 6a is attached to the upper wall of the reflector 2, and a viewing window (not shown) provided at a position directly above the level 6a in the lamp body 1. The vertical position of the reflector 2 (the vertical direction of the optical axis L of the headlamp) can be read by reading the bubble position of the level 6a through the reflector.

Reference numeral 6b denotes an inclination detector interposed between an upright wall provided on the rear wall of the lamp body 1 and an upper wall of the reflector 2, and the amount of inclination of the reflector 2 in the left-right direction (the optical axis L of the headlamp). (The amount of inclination in the left-right direction) can be read. On the other hand, the cornering lamp b has a structure in which a bulb 8 is mounted on a lamp body 7 having a reflector 7a integrally formed on the inner peripheral surface, and a front lens 9 is assembled and integrated into a front opening of the lamp body 7. The display surface 9a of the front lens 9 is formed to have the same vertical width (W ₁ = W ₂ ) as the display surface 5a of the front lens 5 of the adjacent headlamp, so that the design is unified when not lit. I have.

[0005]

However, in the headlamp described above, a level 6a is attached to the upper wall of the reflector 2, and a tilt detector 6 is provided above the reflector 2.
Since b is a structure provided is a reflector 2 is provided at a position L ₂ offset downward from the vertical direction central portion L ₁ of the front opening of the lamp body 1. For this reason, the display surface 5a of the front lens 5 of the headlamp when it is turned on.
The center of the light-emitting region (hereinafter referred to as display unit center) in Te O ₁ and the display section center O ₂ of the cornering lamp is displaced in the vertical direction (indicating the shift amount d), the mounting position of the headlamp and cornering lamp However, there is a problem that the appearance is poor not only during lighting but also during non-lighting.

That is, the center O ₁ of the display portion of the headlamp is
While there than the vertical middle portion L ₁ of the display surface 5a of the front lens 5 downwardly, the display unit of the cornering lamp center O
₂ is a vertical center portion L ₁ of the display surface 9 a of the front lens 9.
In the display unit center O ₁ of the headlamp, it becomes deviated from the mounting standard called than the display unit the center O ₂ of the cornering lamp must be located above.

If the centers O ₁ and O ₂ of the light emitting areas of the adjacent lamps a and b (the centers of the display portions) are vertically shifted,
The lighting is uncomfortable and has a poor appearance. Furthermore, even when not lit, the display unit centers O ₁ and O ₂ , which are the centers of the effective reflection surface areas of the reflectors 2 and 7a that look bright through the display surfaces 5a and 9a of the front lens, are shifted in the vertical direction. Also lacks appearance.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to partially block light directed to a predetermined region above a display surface of a front lens so that the center of a display portion of an adjacent headlamp can be obtained. It is an object of the present invention to provide a vehicle lamp adjacent to a headlamp which has a good appearance at the time of lighting and at the time of non-lighting, with the display unit centered at the same height as the above.

[0009]

In order to achieve the above object, a vehicle lamp adjacent to a headlamp according to the present invention is a vehicle lamp provided adjacent to a headlamp, the container-shaped lamp body being provided. A light source provided in the lamp body, a reflector provided in the lamp body and reflecting the light of the light source, and a display surface having a vertical width substantially equal to a display surface of a front lens of an adjacent headlamp. And a headlamp adjacent vehicle lamp having a front lens integrated with a front opening of the lamp body, wherein a display portion of the headlamp adjacent to a center of the display portion of the lamp above the light source. A shade is provided to make the height substantially the same as the center.
According to a second aspect of the present invention, in the automotive lamp of the first aspect, the upper surface of the shade is formed in substantially the same color as the reflector. Claim 3
In the above-mentioned vehicle lamp, the shade is made of a synthetic resin, and is integrally formed with the lamp body. According to a fourth aspect of the present invention, in the automotive lamp adjacent to the headlamp according to the first or second aspect, the shade is made of metal and is attached to and integrated with the synthetic resin lamp body.

[0010]

The shade provided above the light source blocks a part of the light directed toward the upper region of the display surface of the front lens, thereby preventing light emission in a predetermined upper region of the display surface and causing the center of the display portion of the lamp to be centered. It shifts downward and becomes the same height as the center of the display part of the adjacent headlamp. In claim 2,
In a predetermined area above the front lens display surface that does not emit light when lit, the upper surface of the white shade can be seen through, so that the entire lamp room looks the same white as the reflector. According to the third aspect, the shade is integrally formed with the lamp body, and accordingly, the number of parts constituting the lamp is small. In the fourth aspect, the shade is formed of a metal plate, and there is no possibility that the shade is thermally deformed.

[0011]

Next, an embodiment of the present invention will be described with reference to the drawings. 1 to 3 show a cornering lamp according to an embodiment of the present invention. FIG. 1 is a front view of a head lamp and a cornering lamp provided adjacent to each other.
Is a horizontal sectional view of the headlamp and the cornering lamp (a sectional view along line II-II shown in FIG. 1), and FIG. 3 is a vertical sectional view of the cornering lamp (a sectional view along a line III-III shown in FIG. 2). is there.

In these figures, reference numeral A denotes a headlamp, and reference numeral B denotes a cornering lamp provided adjacent to the outside of the headlamp A in the vehicle width direction. In the headlamp A, a parabolic reflector 20 having a surface aluminum vapor-deposited thereon and having a bulb 28 as a light source inserted therein can be tilted by an aiming mechanism 30 inside a container-shaped lamp body 10 made of a synthetic resin. And the front opening of the lamp body 10 has a front lens 16
Are assembled to form an integrated structure. Sign 1
Reference numeral 2 denotes a seal groove formed in the front opening of the lamp body 10 so as to go around the front opening.
9 and the front lens 16 and the seal groove 1
The front lens 16 is fixed to the lamp body 10 by attaching two clips, two in each of the upper and lower portions, to hold the clip 15 between the two.

As shown in FIGS. 1 and 2, the aiming mechanism 30 includes one ball joint 32 and two ball joints 32 arranged at positions orthogonal to the ball joint 32 in a front view (see FIG. 1). Are mainly constituted by three members of the aiming screws 34 and 36. The ball joint 32 is connected to the reflector 20.
The ball portion 32a fixed to the rear side of the lamp body 10 is supported by a ball receiving portion 32b fitted to the rear wall of the lamp body 10, and the reflector 20 can swing around the ball joint 32. Each of the aiming screws 34 and 36 is rotatably supported on the rear wall of the lamp body 10 and extends forward, and a front end of the screws 34 and 36 is fixed to the rear side of the reflector 20. 3
5 and 37, respectively, and aiming screw 3
By rotating the nuts 35, 37,
Moves back and forth along the aiming screws 34 and 36, thereby changing the inclination of the reflector 20 (the optical axis La of the headlamp).

That is, the turning of the aiming screw 34 causes the reflector 20 to incline around the vertical axis Ly (the axis passing through the ball joint 32 and the nut 37) Ly.
Can be adjusted in the left-right direction (the optical axis La of the headlamp can be adjusted in the left-right direction). On the other hand, by the rotation of the aiming screw 36, the reflector 20 tilts around a horizontal axis (axis passing through the ball joint 32 and the nut 35) Lx orthogonal to the vertical axis Ly, and adjusts the tilt of the reflector 20 in the vertical direction (the headlamp). Of the optical axis La in the vertical direction).

Reference numeral 40 in FIGS. 1 and 2 is interposed between the rear wall of the lamp body 10 and the vertical wall 21 of the bulging portion of the reflector 20 and tilts the optical axis La of the headlamp in the left-right direction. Is a tilt detector for detecting the tilt angle. The tilt detector 40 includes a cylindrical fixed holder 42 fixed so as to penetrate the rear wall of the lamp body 10, a transparent cylindrical movable holder 43 screwed inside the fixed holder 42, A slider 45 housed in the holder 43 and urged forward by the compression coil spring 44, and an index 46 provided on the outer periphery of the movable holder 43
And a linear scale 47 corresponding to the index 46 formed on the outer periphery of the slider 45.

The slider 45 advances and retreats in the movable holder 43 in conjunction with the left and right tilting of the reflector 20. By reading the scale 47 indicated by the index 46, the amount of tilting of the reflector 20 in the left and right direction ( The inclination of the optical axis La in the left-right direction) can be determined. The zero point between the scale 47 and the index 46 of the slider 45 is adjusted by engaging the jig with the rear end 43a of the movable holder 43 and rotating the movable holder 43 to adjust the forward / backward movement of the fixed holder 42. Done by

Reference numeral 50 in FIGS. 1 and 2 designates a bubble-tube level for measuring the vertical inclination of the optical axis La of the headlamp, which bulges inward on the upper wall of the reflector 20. It is fixed on the part 22. Level 50
Has a structure in which a straight type bubble tube 53 is disposed in the case 52 so as to be parallel to the optical axis La, and the bubbles 54 in the bubble tube 53 By moving along the linear scale 55 formed on the surface of the 53 and reading the scale 55 where the bubble 54 is located, the amount of vertical tilt of the reflector 20 (vertical tilt of the optical axis L) can be determined. Things. Code 56
Adjusts the inclination of the bubble tube 53 with respect to the case 52,
This is a zero-point adjusting screw for adjusting the position of the bubble 54 with respect to the scale 55.

At the position directly above the inclination detector 40 and the level 50 in the lamp body 10, the viewing windows 48, 58 (see FIG. 4) having a structure in which a transparent cap is attached to an opening provided in the lamp body 10. 2) are provided to read the scales of the tilt detector 40 and the level 50 and adjust the zero point of the level 50 from these viewing windows 48 and 58.

Reference numeral 60 denotes an extension reflector having a tubular band-shaped frame structure which is disposed in front of the reflector 20 and has been subjected to a surface aluminum vapor deposition treatment, and its outer shape substantially matches the front opening of the lamp body 10. Its inner shape is formed in a rectangular shape that substantially matches the outer shape of the reflector 20. The vertical cross section of the extension reflector 60 is formed in a V-shape, and engagement legs 63 formed on the V-shaped cross-section outer vertical rods 62 at the left and right side edge portions extending vertically extend inside the seal groove 12. A leaf spring-like stopper 14a is interposed between the engaging leg 63 and the mounting groove 14 so that the engaging leg 63 is fixedly held in the mounting groove 14 (the extension reflector 60 is located in front of the reflector 20). Fixedly held at a predetermined position). And the inside vertical rod-shaped part 61 of the extension reflector 60
Extends to the vicinity of the front edge of the reflector 20 to make the entire lighting room look metallic, and the outer vertical bar portion 62
It extends to a position close to the front opening of the lamp body 10, and acts to block light directed to the side wall 17 of the front lens and to prevent light leakage from the side wall 17.

Reference numeral 16a in FIG.
Display surface 6 a (front region excluding the side wall 17 of the front lens 16), the display unit of the vertical center portion position L ₁₀ than the predetermined distance d ₁ by the head to a position L ₁₁ which falls below the lamp of the display surface 16a center O ₁₀ is located. That is, since the inclination detector 40 is provided at a predetermined position above the reflector 20 and the level 50 is attached to the upper wall of the reflector 20, the distance between the upper wall of the reflector 20 and the upper wall of the lamp body 10 is increased. However, the distance between the bottom wall of the reflector 20 and the bottom wall of the lamp body 10 is larger. Therefore reflector 20 is in the position ₁₁ cools by d ₁ below the L ₁₀ (the vertical direction central portion of the display surface 16a of the front lens) vertical center portion position of the front opening of the lamp body 10.

On the other hand, the cornering lamp B is
A front lens 76 is assembled and integrated into a front opening of a synthetic resin container-shaped lamp body 70 into which the lamp body 8 is inserted. A side turn signal lamp C is integrated with a cornering lamp B by defining a lamp room and a bulb 79 inserted into a lamp room on the outer side in the vehicle width direction. Display surface 7 of front lens 76
The vertical width W ₂₀ of the front lamp 16 of the headlamp A is
Display surface 16a vertical width W ₁₀ are formed on the same and the, design on unification is achieved.

Reference numeral 72 denotes a parabolic reflector formed integrally with the inner peripheral surface of the lamp body 70 and having been subjected to aluminum vapor deposition processing.
And is diffused and distributed in the left-right direction by a diffusion step (cylindrical step) 76 a formed on the back surface of the front lens 76. Reference numeral 80 denotes an amber colored glove which is attached to the lamp body 70 and surrounds the bulb 79.
0 is transmitted to give an amber color, and the front lens 76
The light is diffused and distributed in the left-right direction by a diffusion step (cylindrical step) 76a formed on the back surface of the light emitting element.
Reference numeral 82 denotes a prism step formed inside the globe 80 for refracting and distributing light rearward on the vehicle side.

Above the bulb 78, a synthetic resin shade 8 integrated with the lamp body 70 by integral molding.
4 extends forward and light obliquely upward from the bulb 78 is shielded by the shade 84 so that the front lens 7
The upper region 76a ₁ (see FIGS. 1 and 3) of the display surface 76a of the front lens 6 does not emit light, and only the region 76a ₂ excluding the upper region 76a ₁ of the display surface 76a of the front lens 76 emits light. display center O ₂₀ and B have the same level as the display unit center O ₁₀ of the headlamp (position indicated by reference numeral L ₁₁₎ (see FIG. 1).

That is, if the shade 84 is not provided, light is guided to the entire display surface 16a of the front lens 16, the entire display surface 76a of the front lens 76 becomes a display portion, and the center of the display portion of the cornering lamp B is as indicated at O _'20,
It becomes position above the display unit center O ₁₀ of the headlamp A,
The display center of the cornering lamp does not conform to the cornering lamp standard that the display center of the headlamp must be positioned lower than the center. Therefore by providing the shade 84, an upper predetermined region 76a ₁ of the display surface 76a of the front lens 76 so as not to emit light, cornering lamp display unit center O ₁₀ and the level of the display unit around O ₂₀ headlamps A and B The structure is lowered to the position. Therefore, since the light emission centers (centers of the display portions) O ₁₀ and O ₂₀ of the head lamp A and the cornering lamp B at the time of lighting are at the same height, the headlamp A and the cornering lamp B are calm without discomfort.

The upper surface 84a of the shade 84 is subjected to the same aluminum vapor deposition as that of the reflector 72, and a white painted surface 73 is formed at an upper position of the reflector 72 partitioned by the shade 84. These lights 73 and 84 pass through a predetermined area above the display surface 76a when the light is on.
a can be seen through. For this reason, when not lit, the entire display surface 16a of the cornering lamp B looks bright, and the whole lamp room is seen integrally with the head lamp A, which looks bright, and the appearance when not lit is good.

FIG. 4 shows a longitudinal section of a cornering lamp which is a main part of a second embodiment of the present invention, and corresponds to FIG. 3 in the first embodiment. In the first embodiment, the shade 84 is made of a synthetic resin and has a structure integrated with the lamp body 70 by integral molding. However, in the second embodiment, the heat conductivity and the heat resistance are higher than those of the synthetic resin. The shade 84A is formed of a metal plate having good properties, and the shade 84A is fixed to the lamp body 70 by appropriate means such as heat caulking, bonding or screw fastening.

The rest is the same as the first embodiment,
The description is omitted by attaching the same reference numerals. In the above-described embodiment, the cornering lamp has been described as an example. However, the present invention is not limited to the cornering lamp as long as it is a lamp provided adjacent to the headlamp.

[0028]

As is apparent from the above description, according to the first aspect of the present invention, the light directed toward the upper area of the display surface of the front lens is shaded by the shade provided above the light source. Since the part is blocked and the upper predetermined area on the display surface does not emit light, the center of the display part of the lamp is shifted downward and the same height as the center of the display part of the adjacent headlamp, so that the mounting standard of the cornering lamp is It matches, and the appearance at the time of lighting is also good. According to the second aspect, when the non-lighting is performed, the upper surface of the white shade can be seen through the front lens, so that the entire display surface of the front lens can be seen brightly and uniformly, and a sense of unity with the head lamp that appears brightly through the reflector can be produced. It is. According to the third aspect, since the shade is formed integrally with the lamp body, the number of lamp components is small, and the assembling of the lamp is facilitated accordingly. According to the fourth aspect, since the shade is made of metal having excellent heat dissipation and heat resistance, heat is less likely to be trapped in the lamp chamber, and therefore, there is little risk of thermal deformation of the lamp body.

[Brief description of the drawings]

FIG. 1 is a front view of an adjacent headlamp and a cornering lamp according to an embodiment of the present invention.

FIG. 2 is a horizontal sectional view of the headlamp and the cornering lamp (a sectional view taken along line II-II shown in FIG. 1).

3 is a vertical sectional view of a cornering lamp (the line shown in FIG. 2).
Sectional view along III-III)

FIG. 4 is a longitudinal sectional view of a cornering lamp according to a second embodiment of the present invention.

FIG. 5 is a front view of a conventional cornering lamp arranged adjacent to a headlamp.

FIG. 6 is a horizontal sectional view of the lamp.

[Explanation of symbols]

A Head lamp B Cornering lamp L ₁₀ Vertical center of display surface O ₁₀ Center of display of head lamp O ₂₀ Center of display of cornering lamp W ₁₀ Top and bottom width of display surface of front lens of head lamp W ₂₀ Front of cornering lamp Top and bottom width of lens display surface 16 Front lens of headlamp 16a Display surface of front lens 30 (32, 34, 36) Aiming mechanism of headlamp 70 Lamp body 72 Reflector 76 Front lens 76a Display surface of front lens 78 Light source Valve 84, 84A Shade 84a provided above valve Upper surface of shade

Claims (4)

(57) [Claims] 1. An automotive lamp provided adjacent to a headlamp, comprising: a container-shaped lamp body; a light source provided in the lamp body; and a light source provided in the lamp body, wherein the light of the light source is provided. A headlamp having a reflector that reflects light and a display surface having the same vertical width as the display surface of the front lens of the adjacent headlamp, and a front lens integrated with the front opening of the lamp body. In an adjacent vehicle lamp, a shade is provided above the light source so as to make the display unit center of the lamp approximately the same height as the display unit center of the adjacent headlamp. Automotive lighting fixtures. 2. An automotive lamp adjacent to a headlamp according to claim 1, wherein the upper surface of the shade is formed in substantially the same color as the reflector. 3. The lamp for automobiles adjacent to a headlamp according to claim 1, wherein the shade is made of synthetic resin and is integrally formed with a lamp body made of synthetic resin. 4. The lamp according to claim 1, wherein the shade is made of metal and is attached to and integrated with a lamp body made of a synthetic resin.