JPH0415104U

JPH0415104U -

Info

Publication number: JPH0415104U
Application number: JP5588890U
Authority: JP
Priority date: 1990-05-30
Filing date: 1990-05-30
Publication date: 1992-02-06

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はエイミング機構を内蔵するリフレクタ
ター可動型ヘツドランプの正面図、第２図は一部
を破断して示す同ヘツドランプの水平断面図（第
１図に示す線−に沿う断面図）、第３図は第
１図に示す線−に沿う断面図、第４図は第１
の傾斜検出器の斜視図、第４図ａは第１の傾斜検
出器の使用説明図、第５図は第１図に示す線−
に沿う断面図、第６図は本考案の第２の実施例
の要部である第１の傾斜検出器の斜視図、第７図
は本考案の第３の実施例の要部である第１の傾斜
検出器の斜視図、第８図は同検出器の縦断面図、
第９図は本考案をユニツト可動型ヘツドランプに
適用した実施例で、一部を断面で示すヘツドラン
プの平面図、第１０図は従来のヘツドランプにお
けるエイミング機構の配置を説明するヘツドラン
プの正面図、第１１図は同ランプの水平断面図で
ある。１２……基準部材であるランプボデイ、１４…
…傾動部材であるリフレクター、１６……前面レ
ンズ、２０……リフレクターの揺動支点、３０…
…左右エイミング点、３２……左右エイミングス
クリユー、４０……上下エイミング点、４２……
上下エイミングスクリユー、６０……ヘツドラン
プの左右方向の照射角の傾斜を検出する第１の傾
斜検出器、６２……エイミングスクリユー側平歯
車、６４，７７……従動側平歯車、６６ａ，６６
ｂ……指標である噛合点表示、７２……指標であ
る基準線、７３，７４ａ，７４ｂ……指標、８０
……ヘツドランプの上下方向の照射角の傾斜を検
出する第２の傾斜検出器である水準器、９０……
直線型気泡管、１００……のぞき窓、２１２……
基準部材であるランプハウジング、２１４……傾
動部材であるランプボデイ・リフレクターユニツ
ト、ｌ……ランプの照射軸、Ｌｘ……水平軸、Ｌ
ｙ……垂直軸。 Figure 1 is a front view of a movable reflector headlamp with a built-in aiming mechanism, Figure 2 is a partially cutaway horizontal sectional view of the same headlamp (a sectional view taken along the line - shown in Figure 1), Figure 3 is a sectional view along the line - shown in Figure 1, and Figure 4 is a cross-sectional view along the line - shown in Figure 1.
FIG. 4a is a diagram for explaining the use of the first tilt detector, and FIG. 5 is a perspective view of the first tilt detector.
6 is a perspective view of the first tilt detector, which is the main part of the second embodiment of the present invention, and FIG. 7 is a perspective view of the first tilt detector, which is the main part of the third embodiment of the present invention. 1 is a perspective view of the tilt detector, FIG. 8 is a longitudinal cross-sectional view of the same detector,
Fig. 9 shows an embodiment in which the present invention is applied to a unit movable headlamp, and is a plan view of the headlamp partially shown in cross section. Fig. 10 is a front view of the headlamp illustrating the arrangement of the aiming mechanism in a conventional headlamp. FIG. 11 is a horizontal sectional view of the lamp. 12...Lamp body which is a reference member, 14...
...Reflector as a tilting member, 16... Front lens, 20... Swinging fulcrum of reflector, 30...
...Left and right aiming points, 32...Left and right aiming screws, 40...Upper and lower aiming points, 42...
Vertical aiming screw, 60... First inclination detector for detecting the inclination of the irradiation angle in the left and right direction of the headlamp, 62... Aiming screw side spur gear, 64, 77... Driven side spur gear, 66a, 66
b... Engagement point display as an indicator, 72... Reference line as an indicator, 73, 74a, 74b... Indicator, 80
...A level 90 which is a second inclination detector that detects the inclination of the vertical illumination angle of the headlamp...
Straight bubble tube, 100... Peephole, 212...
Lamp housing which is a reference member, 214... Lamp body reflector unit which is a tilting member, l... Lamp irradiation axis, Lx... Horizontal axis, L
y...Vertical axis.

Claims

【実用新案登録請求の範囲】 (1) ランプの照射軸を設定する光反射面を有し
た傾動部材が、基準部材に対する位置が固定状態
とされた１つの揺動支点と、基準部材にそれぞれ
支承された左右エイミングスクリユー及び上下エ
イミングスクリユーとそれぞれ係合し、それぞれ
のエイミングスクユーの回動操作により基準部材
との距離をそれぞれ調整できる左右エイミング点
及び上下エイミング点の３点によつて支持され、
前記左右エイミングスクリユーの回動操作により
傾動部材が左右方向に傾動してランプの照射軸の
左右方向の向きを調整できる自動車用ヘツドラン
プにおいて、前記左右エイミングスクリユーに軸着され、基
準部材の背面側に接近設置されたエイミングスク
リユー側平歯車と、基準部材に支承され、前記平
歯車と噛み合う従動側平歯車と、前記両平歯車の
外周縁部にそれぞれ付され、ランプの照射軸が左
右方向適正位置となつたときに一致する一対の指
標と、を備えた傾動部材の左右方向傾斜検出器を
設けたことを特徴とする自動車用ヘツドランプ。 (2) ランプの照射軸を設定する光反射面を有し
た傾動部材が、基準部材に対する位置が固定状態
とされた１つの揺動支点と、基準部材にそれぞれ
支承された左右エイミングスクリユー及び上下エ
イミングスクリユーとそれぞれ係合し、それぞれ
のエイミングスクリユーの回動操作により基準部
材との距離をそれぞれ調整できる左右エイミング
点及び上下エイミング点の３点によつて支持され
、前記左右エイミングスクリユーの回動操作によ
り傾動部材が左右方向に傾動してランプの照射軸
の左右方向の向きを調整できる自動車用ヘツドラ
ンプにおいて、前記左右エイミングスクリユーに軸着され、基
準部材の背面側に接近配置されたエイミングスク
リユー側平歯車と、基準部材に支承され、前記平
歯車と噛み合う従動側平歯車と、基準部材側に付
された指標と、前記従動側平歯車の外周縁部に付
され、ランプの照射軸が左右方向適正位置となつ
たときに前記基準部材側の指標に一致する指標と
、を備えた傾動部材の左右方向傾斜検出器を設け
たことを特徴とする自動車用ヘツドランプ。 (3) 前記基準部材はランプボデイで、前記傾動
部材はランプボデイ内において傾動できるリフレ
クターであることを特徴とする請求項(1)又は(2)
記載の自動車用ヘツドランプ。 (4) 前記基準部材はランプハウジングで、前記
傾動部材は内周面にリフレクターが一体形成され
たランプボデイ・リフレクターユニツトであるこ
とを特徴とする請求項(1)又は(2)記載の自動車用
ヘツドランプ。[Scope of Claim for Utility Model Registration] (1) A tilting member having a light reflecting surface that sets the irradiation axis of the lamp is supported by one swing fulcrum whose position relative to the reference member is fixed, and by the reference member. It is supported by three points: the left and right aiming points and the top and bottom aiming points, which engage with the left and right aiming screws and the top and bottom aiming screws, respectively, and can adjust the distance to the reference member by rotating the respective aiming screws. is,
A headlamp for an automobile in which the tilting member is tilted in the left-right direction by the rotational operation of the left-right aiming screw to adjust the left-right direction of the irradiation axis of the lamp, wherein the tilting member is pivoted to the left-right aiming screw and is attached to the rear side of the reference member. An aiming screw side spur gear is installed close to the side, a driven side spur gear is supported by a reference member and meshes with the spur gear, and a driven side spur gear is attached to the outer periphery of both spur gears, so that the irradiation axis of the lamp is aligned with the left and right sides. A headlamp for an automobile, characterized in that a left-right tilt detector of a tilting member is provided with a pair of indicators that coincide when the headlamp is in the proper directional position. (2) A tilting member with a light reflecting surface that sets the irradiation axis of the lamp has one swinging fulcrum whose position relative to the reference member is fixed, and the left and right aiming screws and the upper and lower parts respectively supported by the reference member. The left and right aiming screws are supported by three points, the left and right aiming points and the upper and lower aiming points, which are engaged with the aiming screws and whose distances to the reference member can be adjusted respectively by rotating the respective aiming screws. In an automobile headlamp in which the tilting member can be tilted in the left-right direction by rotational operation to adjust the left-right direction of the lamp's irradiation axis, the tilting member is pivotally attached to the left and right aiming screws and arranged close to the back side of the reference member. an aiming screw side spur gear, a driven side spur gear supported by a reference member and meshing with the spur gear, an index attached to the reference member side, and an indicator attached to the outer peripheral edge of the driven side spur gear, and attached to the outer peripheral edge of the lamp. 1. A headlamp for an automobile, characterized in that a left-right tilt detector of a tilting member is provided, the detector having an index that coincides with the index on the reference member side when the irradiation axis is at the proper position in the left-right direction. (3) Claim (1) or (2) characterized in that the reference member is a lamp body, and the tilting member is a reflector that can be tilted within the lamp body.
The automotive headlamp described. (4) The vehicle according to claim 1 or 2, wherein the reference member is a lamp housing, and the tilting member is a lamp body reflector unit having a reflector integrally formed on its inner peripheral surface. Head lamp.