JPH04105401U - vehicle head lamp - Google Patents
vehicle head lampInfo
- Publication number
- JPH04105401U JPH04105401U JP1813291U JP1813291U JPH04105401U JP H04105401 U JPH04105401 U JP H04105401U JP 1813291 U JP1813291 U JP 1813291U JP 1813291 U JP1813291 U JP 1813291U JP H04105401 U JPH04105401 U JP H04105401U
- Authority
- JP
- Japan
- Prior art keywords
- lighting device
- discharge lamp
- lamp
- opening
- lamp housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 206010014357 Electric shock Diseases 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0088—Details of electrical connections
- B60Q1/0094—Arrangement of electronic circuits separated from the light source, e.g. mounting of housings for starter circuits for discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
(57)【要約】
【目的】 放電灯を使用した車両用ヘッドランプであっ
て、放電灯の点灯装置が故障した場合にランプ全体の取
り換えをしないで点灯装置のみを取り換えるようにして
経済的に有利にすること、又は放電灯の取り換え作業を
容易にすると共に、高電圧コードに触れても感電しない
ように安全性を図ることである。
【構成】 本考案は、点灯装置を別体に形成し、ランプ
ハウジングに設けた開口部を施蓋するようにして着脱自
在に配設し、点灯装置を簡単に取り換えることができる
構成、及び開口部を大きく形成し、放電灯の取り換え作
業が容易にすると共に、点灯装置をランプハウジングか
ら取り外さなければ放電灯の取り換え作業が出来ない構
成とし、点灯装置を取り外した時点で高電圧コードへの
通電が断たれ、安全性が確保できる構成にしたものであ
る。
(57) [Summary] [Purpose] To provide a headlamp for a vehicle that uses a discharge lamp, so that when the lighting device of the discharge lamp breaks down, only the lighting device can be replaced without replacing the entire lamp, thereby making it economical. The purpose of the present invention is to facilitate the replacement work of the discharge lamp, and to ensure safety so that no one will get an electric shock even if the high voltage cord is touched. [Structure] The present invention has a structure in which the lighting device is formed separately, and the opening provided in the lamp housing is installed in a removable manner so that the lighting device can be easily replaced. The large section makes it easy to replace the discharge lamp, and the lamp cannot be replaced unless the lighting device is removed from the lamp housing, making it possible to energize the high-voltage cord once the lighting device is removed. The structure is such that safety can be ensured.
Description
【０００１】0001
本考案は、メタルハライドランプ等の放電灯を光源として用いた自動車等の車 両用ヘッドランプに関するものである。 This invention is a vehicle that uses discharge lamps such as metal halide lamps as a light source. This relates to a dual-purpose headlamp.
【０００２】0002
この種のヘッドランプとしては、例えば図３に示した構造のものが従来例とし て周知である。 For example, the structure shown in Figure 3 is a conventional example of this type of headlamp. It is well known.
【０００３】 この従来例において、１はランプハウジングであり、該ランプハウジング内に リフレクター２が配設され、該リフレクターにソケット３を介して放電灯４が取 り付けられ、該放電灯４を点灯させるための点灯装置５が高電圧コード６を介し て接続され、該点灯装置５もランプハウジング１内に収納されている。0003 In this conventional example, 1 is a lamp housing, and inside the lamp housing, A reflector 2 is provided, and a discharge lamp 4 is attached to the reflector via a socket 3. A lighting device 5 for lighting the discharge lamp 4 is connected via a high voltage cord 6. The lighting device 5 is also housed within the lamp housing 1.
【０００４】 又、ランプハウジング１内にはサブリフレクター７が配設され、その前面にレ ンズ８が取り付けられている。そして、ランプハウジングの背面側には放電灯４ を交換するための開口部９が設けられ、該開口部はシールパッキン１０を介して カバー１１により施蓋された構成になっている。尚、１２，１３は光軸調整機構 である。0004 Further, a sub-reflector 7 is disposed inside the lamp housing 1, and a reflector 7 is provided in front of the sub-reflector 7. lenses 8 are attached. There are 4 discharge lamps on the back side of the lamp housing. An opening 9 is provided for exchanging the It is configured to be closed with a cover 11. In addition, 12 and 13 are optical axis adjustment mechanisms. It is.
【０００５】[0005]
前記従来例のヘッドランプにおいては、ランプハウジング１の内部に点灯装置 ５を取り付けた構成であるため、点灯装置５が故障した場合に、その点灯装置の みを交換することができず、ヘッドランプ全体を交換することになり、交換費用 が高価になると言う経済的な課題を有している。 In the conventional headlamp, a lighting device is provided inside the lamp housing 1. 5 is installed, so if the lighting device 5 breaks down, the lighting device's The headlamp cannot be replaced, and the entire headlamp has to be replaced, which increases the replacement cost. This poses an economic problem in that it is expensive.
【０００６】 又、点灯装置５がランプハウジング１の内部に取り付けられる構成であること からして、放電灯４の交換のための開口部９の形成に制約を受けることになり、 開口部の寸法が大きく取れず、狭い間隙又は空間によって放電灯４の交換作業が 悪くなり、作業性の面で課題を有している。[0006] Further, the lighting device 5 is configured to be attached inside the lamp housing 1. Therefore, there are restrictions on the formation of the opening 9 for replacing the discharge lamp 4. The opening cannot be made large enough, and the discharge lamp 4 cannot be replaced due to a narrow gap or space. This causes problems in terms of workability.
【０００７】 更に、点灯装置５及び放電灯４がランプハウジング１内における高電圧コード ６での接続であるため、その接続が不確実であり、コードが放電灯に接続されな い状態で、数１０ＫＶの高電圧がコードに通電される虞もあり、又カバー９も通 電とは無関係に取り外せるので、放電灯交換時に感電の危険性もあり、安全性の 面での課題を有している。[0007] Furthermore, the lighting device 5 and the discharge lamp 4 are connected to a high voltage cord within the lamp housing 1. 6, the connection is uncertain and the cord may not be connected to the discharge lamp. There is a risk that a high voltage of several tens of kilovolts will be applied to the cord in this condition, and the cover 9 may also be applied. Since it can be removed without regard to electricity, there is a risk of electric shock when replacing the discharge lamp, which is a safety concern. There are some issues in this area.
【０００８】[0008]
前記従来例の課題を解決する具体的手段として本考案は、放電灯を使用したヘ ッドランプであって、該放電灯を点灯させるための点灯装置をヘッドランプとは 別体に形成し、ランプハウジングの後部に放電灯及びソケットを装着又は取り外 すための比較的大口径の開口部を設け、該開口部を塞ぐようにしてランプハウジ ングの背面側に前記点灯装置を着脱自在に配設し、該点灯装置の組み付けによっ て開口部のシール、高電圧コードのカバー及び放電灯への通電を可能にしたこと を特徴とする車両用ヘッドランプであり、又、点灯装置と高電圧コードとの接続 をピンコネクター機構としたものである。 As a specific means to solve the problems of the conventional example, the present invention provides a heat exchanger using a discharge lamp. A headlamp is a lighting device for lighting a discharge lamp. Formed separately, the discharge lamp and socket can be installed or removed at the rear of the lamp housing. A relatively large diameter opening is provided for the lamp housing to close the opening. The lighting device is removably installed on the back side of the housing, and the lighting device is installed on the back side of the housing. This makes it possible to seal the opening, cover the high voltage cord, and energize the discharge lamp. This is a vehicle headlamp that is characterized by This is a pin connector mechanism.
【０００９】[0009]
点灯装置を別体に形成したことにより、開口部を大きく形成できるので、放電 灯の取り換え作業が容易になること、及び点灯装置をランプハウジングから取り 外さなければ放電灯の取り換え作業が出来ないので、点灯装置を取り外した時点 で高電圧コードへの通電が断たれ、放電灯の取り換え作業における安全性が確保 できるのである。 By forming the lighting device separately, the opening can be made larger, so the discharge It is easy to replace the lamp, and the lighting device can be removed from the lamp housing. The discharge lamp cannot be replaced unless it is removed, so when the lighting device is removed, The power to the high voltage cord is cut off, ensuring safety during discharge lamp replacement work. It can be done.
【００１０】0010
次に本考案を図示の実施例について説明する。尚、理解を容易にするため従来 例と同一部分には同一符号を付して説明する。 Next, the present invention will be explained with reference to the illustrated embodiments. In addition, for ease of understanding, conventional The same parts as in the example will be described with the same reference numerals.
【００１１】 図１に示した第１実施例において、ランプハウジング１の外側で且つ背面側に 点灯装置５を取り付けるようにし、ランプハウジング１の内部にはリフレクター ２、放電灯４、ソケット３及びサブリフレクター７が配設されるように構成して ある。[0011] In the first embodiment shown in FIG. 1, on the outside of the lamp housing 1 and on the back side A lighting device 5 is installed, and a reflector is installed inside the lamp housing 1. 2. A discharge lamp 4, a socket 3, and a sub-reflector 7 are arranged. be.
【００１２】 ランプハウジング１の内部に点灯装置５を取り付けないので、開口部９は制約 を受けることなく、放電灯４を取り替えるに充分な任意の大きさに形成できる。 そして、この開口部９は外側に取り付けられる点灯装置５によって塞がれるよう に構成してある。0012 Since the lighting device 5 is not installed inside the lamp housing 1, the opening 9 is limited. It can be formed into any size sufficient to replace the discharge lamp 4 without damage. Then, this opening 9 is closed by the lighting device 5 attached to the outside. It is structured as follows.
【００１３】 即ち、開口部９を充分な大きさに形成し、該開口部９の周縁にシールパッキン １０を介し、開口部９を塞ぐようにして点灯装置５が適宜のビス又はボルト２０ により取り付けられる。そして、点灯装置５は給電用コネクタ２１を介して外部 電源に接続され、点灯装置５と放電灯４とはソケット３を介し高電圧コード６に より接続される。[0013] That is, the opening 9 is formed to a sufficient size, and a seal packing is placed around the periphery of the opening 9. 10, the lighting device 5 is connected to a suitable screw or bolt 20 so as to close the opening 9. Attached by Then, the lighting device 5 is connected to the outside via the power supply connector 21. The lighting device 5 and the discharge lamp 4 are connected to a power source, and the lighting device 5 and the discharge lamp 4 are connected to a high voltage cord 6 through the socket 3. More connected.
【００１４】 このように構成することで、従来開口部９に施蓋していたカバーを必要としな いばかりでなく、ランプハウジング１から点灯装置５を取り外す際には、コネク タ２１を取り外さなければならず、必然的に高電圧コード６には通電されないよ うになるのである。[0014] With this configuration, there is no need for a cover that was conventionally placed over the opening 9. In addition, when removing the lighting device 5 from the lamp housing 1, it is necessary to 21, and the high voltage cord 6 is inevitably de-energized. It becomes like this.
【００１５】 図２に示した第２実施例においては、開口部９を広く形成し、シールパッキン １０及びビス又はボルト２０で開口部９に点灯装置５を取り付ける点では、前記 第１実施例と同一であり、その開口部９に臨ませてソケット３の一部を外部に突 出させて配設する点、及び高電圧コード６と点灯装置５との接続がピンコネクタ ー機構である点で相違する。[0015] In the second embodiment shown in FIG. 2, the opening 9 is formed wide and the seal packing 10 and screws or bolts 20 to attach the lighting device 5 to the opening 9. This is the same as the first embodiment, and a part of the socket 3 is projected to the outside by facing the opening 9. The point where it comes out and the connection between the high voltage cord 6 and the lighting device 5 is a pin connector. - They are different in that they are mechanisms.
【００１６】 即ち、ピンコネクター機構としては、例えばランプハウジング１の背面側にピ ンターミナル２２を設け、該ピンターミナルから外側に突出させてピン端子２３ を設け、このピン端子２３に係合する受け部２４を点灯装置５に設けた構成とす る。そして、高電圧コード６はソケット３とピンターミナル２２との間に接続す るようにする。[0016] That is, the pin connector mechanism includes, for example, a pin on the back side of the lamp housing 1. A pin terminal 22 is provided, and a pin terminal 23 is provided that protrudes outward from the pin terminal. , and the lighting device 5 is provided with a receiving portion 24 that engages with the pin terminal 23. Ru. Then, the high voltage cord 6 is connected between the socket 3 and the pin terminal 22. so that
【００１７】 更に、点灯装置５には、前記開口部９に対応させて凹部５ａを設け、この凹部 ５ａに開口部９から突出したソケット３の一部が収納されるように構成する。[0017] Furthermore, the lighting device 5 is provided with a recess 5a corresponding to the opening 9, and this recess A part of the socket 3 protruding from the opening 9 is housed in the socket 5a.
【００１８】 この第２実施例の場合も、従来のカバーを必要とせず、しかもランプハウジン グ１から点灯装置５を取り外すだけで、ピンコネクター機構の接続が断たれ、高 電圧コード６には通電されないようになる。[0018] This second embodiment also does not require a conventional cover and has a lamp housing. Simply removing the lighting device 5 from the pin connector mechanism disconnects the pin connector mechanism and increases the The voltage cord 6 is no longer energized.
【００１９】[0019]
以上説明したように、本考案に係る車両用ヘッドランプは、放電灯を使用した ヘッドランプであって、該放電灯を点灯させるための点灯装置をヘッドランプと は別体に形成し、ランプハウジングの後部に放電灯及びソケットを装着又は取り 外すための比較的大口径の開口部を設け、該開口部を塞ぐようにしてランプハウ ジングの背面側に前記点灯装置を着脱自在に配設し、該点灯装置の組み付けによ って開口部のシール、高電圧コードのカバー及び放電灯への通電を可能にした構 成とすることにより、特に点灯装置を別体に形成したことにより、点灯装置が故 障した場合に、点灯装置のみの交換で済み経済的に優れると共に、開口部を大き く形成できるようになり、それによって放電灯の取り換え作業が著しく容易にな ると言う種々の優れた効果を奏する。 As explained above, the vehicle headlamp according to the present invention uses a discharge lamp. A headlamp, and a lighting device for lighting the discharge lamp is referred to as a headlamp. is formed separately, and the discharge lamp and socket are mounted or attached to the rear of the lamp housing. A relatively large diameter opening is provided for removing the lamp housing, and the lamp housing is closed by blocking the opening. The lighting device is removably installed on the back side of the housing, and when the lighting device is assembled, The structure includes a seal for the opening, a cover for the high voltage cord, and a structure that allows electricity to be applied to the discharge lamp. In particular, by forming the lighting device separately, it is possible to prevent the lighting device from being damaged. In the event of failure, only the lighting device needs to be replaced, which is economical, and the opening can be made larger. This makes it much easier to replace discharge lamps. It has various excellent effects.
【００２０】 又、開口部を塞ぐようにして点灯装置を配設するので、従来のようなカバーを 必要とせず、同時に点灯装置をランプハウジングから取り外さなければ放電灯の 取り換え作業が出来ないので、点灯装置を取り外した時点で高電圧コードへの通 電が断たれ、放電灯の取り換え作業において高電圧コードに触れても感電するこ となく安全性が確保できると言う優れた効果を奏する。[0020] Also, since the lighting device is placed so as to cover the opening, there is no need to use a conventional cover. If it is not necessary and the lighting device is not removed from the lamp housing at the same time, the discharge lamp Since replacement work is not possible, the high voltage cord must be connected when the lighting device is removed. If the power is cut off and you touch the high-voltage cord while replacing the discharge lamp, you may get an electric shock. It has an excellent effect of ensuring safety.
【図１】本考案に係る車両用ヘッドランプの第１実施例
を示す略示的断面図である。FIG. 1 is a schematic cross-sectional view showing a first embodiment of a vehicle headlamp according to the present invention.
【図２】本考案に係る車両用ヘッドランプの第２実施例
を示す略示的断面図である。FIG. 2 is a schematic cross-sectional view showing a second embodiment of a vehicle headlamp according to the present invention.
【図３】従来例の車両用ヘッドランプを示す略示的断面
図である。FIG. 3 is a schematic cross-sectional view showing a conventional vehicle headlamp.
１ ランプハウジング ２ リフレクター ３ ソケット ４ 放電灯 ５ 点灯装置 ６ 高電圧コード ７ サブリフレクター ８ レンズ ９ 開口部 １０ シールパッキン ２０ ビス又はボルト ２１ コネクター ２２ ピンターミナル ２３ ピン端子 ２４ 受け部 1 Lamp housing 2 reflector 3 socket 4 Discharge lamp 5 Lighting device 6 High voltage cord 7 Sub reflector 8 Lens 9 Opening 10 Seal packing 20 Screws or bolts 21 Connector 22 pin terminal 23 pin terminal 24 Receiving part
Claims (2)
て、該放電灯を点灯させるための点灯装置をヘッドラン
プとは別体に形成し、ランプハウジングの後部に放電灯
及びソケットを装着又は取り外すための比較的大口径の
開口部を設け、該開口部を塞ぐようにしてランプハウジ
ングの背面側に前記点灯装置を着脱自在に配設し、該点
灯装置の組み付けによって開口部のシール、高電圧コー
ドのカバー及び放電灯への通電を可能にしたことを特徴
とする車両用ヘッドランプ。Claim 1: A headlamp using a discharge lamp, in which a lighting device for lighting the discharge lamp is formed separately from the headlamp, and the discharge lamp and socket are attached to or removed from the rear of the lamp housing. The lighting device is removably disposed on the back side of the lamp housing so as to close the opening, and the lighting device is installed to seal the opening and to prevent high voltage. A vehicle headlamp characterized by a cord cover and a discharge lamp that can be energized.
コネクター機構とした請求項１に記載の車両用ヘッドラ
ンプ。2. The vehicle headlamp according to claim 1, wherein the lighting device and the high voltage cord are connected by a pin connector mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1813291U JPH0716243Y2 (en) | 1991-02-22 | 1991-02-22 | Headlamps for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1813291U JPH0716243Y2 (en) | 1991-02-22 | 1991-02-22 | Headlamps for vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04105401U true JPH04105401U (en) | 1992-09-10 |
| JPH0716243Y2 JPH0716243Y2 (en) | 1995-04-12 |
Family
ID=31904754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1813291U Expired - Lifetime JPH0716243Y2 (en) | 1991-02-22 | 1991-02-22 | Headlamps for vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0716243Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0520903A (en) * | 1991-07-12 | 1993-01-29 | Koito Mfg Co Ltd | Automotive headlamp having movable reflector |
| WO1999005700A1 (en) * | 1997-07-25 | 1999-02-04 | Toshiba Lighting & Technology Corporation | High-voltage discharge lamp, high-voltage discharge lamp device, and lighting device |
| DE19601867B4 (en) * | 1995-01-20 | 2005-07-14 | Koito Mfg. Co., Ltd. | Vehicle headlight with discharge lamp and electrical ballast |
-
1991
- 1991-02-22 JP JP1813291U patent/JPH0716243Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0520903A (en) * | 1991-07-12 | 1993-01-29 | Koito Mfg Co Ltd | Automotive headlamp having movable reflector |
| DE19601867B4 (en) * | 1995-01-20 | 2005-07-14 | Koito Mfg. Co., Ltd. | Vehicle headlight with discharge lamp and electrical ballast |
| WO1999005700A1 (en) * | 1997-07-25 | 1999-02-04 | Toshiba Lighting & Technology Corporation | High-voltage discharge lamp, high-voltage discharge lamp device, and lighting device |
| US6215254B1 (en) | 1997-07-25 | 2001-04-10 | Toshiba Lighting & Technology Corporation | High-voltage discharge lamp, high-voltage discharge lamp device, and lighting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0716243Y2 (en) | 1995-04-12 |
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