JPH0771944B2 - Bicycle lighting device - Google Patents
Bicycle lighting deviceInfo
- Publication number
- JPH0771944B2 JPH0771944B2 JP60133387A JP13338785A JPH0771944B2 JP H0771944 B2 JPH0771944 B2 JP H0771944B2 JP 60133387 A JP60133387 A JP 60133387A JP 13338785 A JP13338785 A JP 13338785A JP H0771944 B2 JPH0771944 B2 JP H0771944B2
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- secondary battery
- solar cell
- headlight
- turned
- 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.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 description 3
- 230000004397 blinking Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Description
【発明の詳細な説明】 （イ） 産業上の利用分野 本発明は自転車に使用する照明装置に関する。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a lighting device used for a bicycle.
（ロ） 従来の技術 従来におけるこの種の照明装置は、例えば実開昭58−11
5479号公報にも示す如く、ソーラー電池を組み込んで太
陽光線を電力に変換して充電し、この充電電力を供給し
て前照灯を点灯するようにしていたが、斯る構成である
と、夜間の使用中において常時前照灯が点灯することに
なり、その結果充電電力が早く消耗されるか、あるいは
それを満たすために大型とした充電機構が必要とされる
欠点があった。(B) Conventional technology Illumination devices of this type in the related art include, for example, Japanese Utility Model Laid-Open No. 58-11.
As shown in Japanese Patent No. 5479, a solar cell was incorporated to convert sunlight into electric power for charging, and the charging power was supplied to turn on the headlight, but with such a configuration, There is a drawback that the headlight is always turned on during use at night, and as a result, the charging power is consumed quickly, or a large charging mechanism is required to meet the demand.
（ハ） 発明が解決しようとする問題点 本発明は、二次電池の消耗を極力押えるようにした照明
装置を提供することを目的とする。(C) Problems to be Solved by the Invention An object of the present invention is to provide a lighting device capable of suppressing the consumption of the secondary battery as much as possible.
（ニ） 問題点を解決するための手段 本発明は、自転車の走行を検知して出力する走行検知手
段と、互いに並列的に接続される前照灯と二次電池及び
太陽電池と、前記前照灯への通電路に介在されるスイッ
チ手段とを備え、前記走行検知手段が走行を検知し、且
つ前記太陽電池が所定の明るさを検知したときに前記ス
イッチ手段を閉成する開閉制御手段を設けるとともに、
前記太陽電池の出力が前記二次電池電圧以上であるとき
に前記太陽電池により前記二次電池が充電されることを
特徴とするものである。(D) Means for Solving Problems The present invention provides a traveling detection means for detecting and outputting the traveling of a bicycle, a headlight, a secondary battery and a solar cell connected in parallel with each other, An opening / closing control means for closing the switch means when the traveling detection means detects traveling and the solar cell detects a predetermined brightness. Along with
The secondary battery is charged by the solar cell when the output of the solar cell is equal to or higher than the secondary battery voltage.
（ホ） 作用 本発明は斯る構成を有しているため、夜間走行時におい
て、暗い所では二次電池で前照灯を点灯し、商店街等で
の明るい所では前照灯を消灯する。また停止時は自動的
に照灯する。更に明るいときは、太陽電池を利用してこ
の二次電池を充電することができる。(E) Operation Since the present invention has such a configuration, the headlights are turned on by the secondary battery in a dark place and the headlights are turned off in a bright place such as a shopping street when traveling at night. . In addition, it automatically lights up when stopped. When it is brighter, a solar cell can be used to charge the secondary battery.
（ヘ） 実施例 （１）は前記に電球（40）からなる前照灯（２）を、後
部に発行ダイオードからなる尾灯（３）を夫々設けた自
転車で、前ホークには前輪（４）の外側面に起倒自在に
圧接し「起」位置で発電せず、「倒」位置でこの前輪
（４）の回転力に発電する交流発電機等でなる走行検知
手段（５）を備え、後輪（６）の泥除け（７）には前記
尾灯（３）を広報に向けて設けるとともに太陽光線
（Ｓ）により発電する太陽電池（８）を上方に向けて設
けた尾灯ユニット（９）を装着している。前記尾灯ユニ
ット（９）内には充電式の二次電池（10）を内装してい
る。(F) Example (1) is a bicycle provided with a headlight (2) consisting of a light bulb (40) and a taillight (3) consisting of an emitting diode at the rear, and a front wheel (4) at the front hawk. Equipped with a traveling detection means (5) composed of an alternating current generator or the like that presses against the outer surface of the vehicle to freely tilt up and down, does not generate power at the "raised" position, and powers the rotational force of the front wheel (4) at the "tilted" position On the mudguard (7) of the rear wheel (6), there is provided a taillight unit (9) provided with the taillight (3) for public relations and a solar battery (8) for generating electricity by the sun rays (S) directed upward. I am wearing it. A rechargeable secondary battery (10) is installed in the tail lamp unit (9).
尚、走行検知手段（５）は発電機の如く自転車が走行し
ているのを検出して信号を出力するものであればよい。The traveling detection means (5) may be any one that detects the traveling of the bicycle, such as a generator, and outputs a signal.
次に電気回路を説明する。走行検知手段（５）と前照灯
（２）と二次電池（10）および太陽電池（８）とは互い
に並列的接続されている。前記走行検知手段（５）はダ
イオード（Da）〜（Dd）からなる全波整流器（11）によ
り全波清流される。前記前照灯（２）と直列に逆流防止
用の第１ダイオード（D1）を介してNPNトランジスタか
らなるスイッチ手段（T2）を接続している。即ちスイッ
チ手段（T2）は前照灯への通電路に介在されている。前
記前照灯（２）と走行検知手段（５）との間には第１抵
抗（R1）とPNP型第１トランジスタ（T1）との並列回路
を接続している。前記スイッチ手段（T2）のコレクタと
第１トランジスタ（T1）のベースとの間に第２抵抗
（R2）を接続している。前記スイッチ手段（T2）のベー
スはNPN型第３トランジスタ（T3）とNPN型の第４トラン
ジスタ（T4）との接続点に接続され、この第３トランジ
スタ（T3）のベースはPNP型の第５トランジスタ（T5）
とPNP型の第６トランジスタ（T6）との接続点に第３抵
抗（R3）を介して接続されている。（R4）、（R5）は保
護抵抗である。前記第３抵抗（R3）には充放電用の第１
コンデンサー（C1）を接続している。前記第４トランジ
スタ（T4）のベースと第６トランジスタ（T6）のコレク
ターとを抵抗値の大なる第６抵抗（R6）を介して接続し
ている。また前記第４トランジスタ（T4）のベースとエ
ミッターとの間に充放電用の第２コンデンサー（C2）を
接続するとともにこの第２コンデンサー（C2）と並列に
逆流防止用の第２ダイオード（D2）を介して抵抗値の小
なる第７抵抗（R7）を接続している。そして二次電池
（10）と並列に第８抵抗（R8）と第９抵抗（R9）とを接
続するとともにこれらの中間点に第６トランジスタ
（T6）のベースを接続している。（D3）は逆流防止用の
第３ダイオードである。Next, the electric circuit will be described. The traveling detecting means (5), the headlight (2), the secondary battery (10) and the solar battery (8) are connected in parallel with each other. The traveling detection means (5) is cleared by a full-wave rectifier (11) including diodes (Da) to (Dd). A switch means (T 2 ) composed of an NPN transistor is connected in series with the headlight (2) through a first diode (D 1 ) for backflow prevention. That is, the switch means (T 2 ) is interposed in the energizing path to the headlight. A parallel circuit of a first resistor (R 1 ) and a PNP type first transistor (T 1 ) is connected between the headlight (2) and the traveling detection means (5). A second resistor (R 2 ) is connected between the collector of the switch means (T 2 ) and the base of the first transistor (T 1 ). The base of the switching means (T 2 ) is connected to the connection point between the NPN type third transistor (T 3 ) and the NPN type fourth transistor (T 4 ), and the base of the third transistor (T 3 ) is the PNP. Type fifth transistor (T 5 )
Is connected to the connection point between the PNP type sixth transistor (T 6 ) and the third resistor (R 3 ). (R 4 ) and (R 5 ) are protective resistors. The third resistor (R 3 ) has a first charge / discharge
The capacitor (C 1 ) is connected. The base of the fourth transistor (T 4 ) and the collector of the sixth transistor (T 6 ) are connected via a sixth resistor (R 6 ) having a large resistance value. In addition, a second capacitor (C 2 ) for charging / discharging is connected between the base and the emitter of the fourth transistor (T 4 ) and a second diode for preventing backflow is provided in parallel with the second capacitor (C 2 ). The seventh resistor (R 7 ) having a smaller resistance value is connected via (D 2 ). Then connecting the base of the secondary battery (10) and the eighth resistor (R 8) and the sixth transistor to these intermediate points with connecting the ninth resistor (R 9) in parallel (T 6). (D 3 ) is a third diode for preventing backflow.
第３図は他の実施例で、前照灯（２）の上面に太陽電池
（８）を設けたものである。FIG. 3 shows another embodiment in which a solar cell (8) is provided on the upper surface of the headlight (2).
斯る構成による動作を説明すると、まず昼間の走行時に
太陽電池（８）の発電にて二次電池（10）を充電してお
く。Explaining the operation by such a configuration, first, during traveling in the daytime, the secondary battery (10) is charged by the power generation of the solar battery (8).
そして、夜間の走行時で且つ所定の明るさよりも暗い場
所にきたときには、走行検知手段（５）からの出力にて
第５トランジスタ（T5）をONせしめるとともに第３トラ
ンジスタ（T3）もONせしめ、一方、太陽電池（８）から
の出力がないため第６トランジスタ（T6）をOFFせしめ
るとともに第４トランジスタ（T4）もOFFせしめ、その
結果スイッチ手段（T2）をONせしめるとともに第１トラ
ンジスタ（T1）をONせしめ、前記二次電池（10）からの
出力にて前照灯（２）を点灯せしめるものである。Then, when traveling at night and when it comes to a place darker than the predetermined brightness, the fifth transistor (T 5 ) is turned on by the output from the traveling detection means (5) and the third transistor (T 3 ) is also turned on. On the other hand, since there is no output from the solar cell (8), the 6th transistor (T 6 ) is turned off and the 4th transistor (T 4 ) is also turned off. As a result, the switch means (T 2 ) is turned on and the One transistor (T 1 ) is turned on, and the headlight (2) is turned on by the output from the secondary battery (10).
また、夜間の走行で暗い所から商店街等の明るい場所に
きたときには、前述と同じく第５トランジスタ（T5）と
第３トランジスタ（T3）をONせしめ、且つ太陽電池
（８）からの出力が発生するためその大きさによっては
消費されていた二次電池（10）を再充電せしめるととも
に、第６トランジスタ（T6）と第４トランジスタ（T4）
もONせしめ、その結果スイッチ手段（T2）をOFFせしめ
るとともに第１トランジスタ（T1）もOFFせしめ、前照
灯（２）を消灯せしめるものである。また自転車を防止
させると、走行検知手段（５）からの出力がなくなるの
で、第５トランジスタ（T5）及び第３トランジスタ
（T3）がOFFし、よってスイッチ手段（T2）及び第１ト
ランジスタ（T1）がOFFし、その結果前照灯（２）は自
動的に消灯する。Also, when driving from a dark place to a bright place such as a shopping street during nighttime driving, turn on the fifth transistor (T 5 ) and the third transistor (T 3 ) as described above, and output from the solar cell (8). Recharges the secondary battery (10) that has been consumed depending on its size, and also causes the sixth transistor (T 6 ) and the fourth transistor (T 4 )
The switch means (T 2 ) is turned off, and the first transistor (T 1 ) is also turned off, so that the headlight (2) is turned off. Further, when the bicycle is prevented, the output from the traveling detection means (5) is lost, so that the fifth transistor (T 5 ) and the third transistor (T 3 ) are turned off, so that the switch means (T 2 ) and the first transistor are turned on. (T 1 ) is turned off, and as a result, the headlight (2) is automatically turned off.
本発明は以上の如く、第３トランジスタ（T3）〜第６ト
ランジスタ（T6）等で構成する開閉制御手段（Ａ）を、
太陽電池（８）と走行検知手段（５）にて制御してスイ
ッチ手段（T2）をON−OFFし、前照灯を外部の明るさ及
び走行しているか否かに応じて、消灯、点灯を自動選択
でき、その結果二次電池（10）の充電量の減少を抑さえ
ることができ、しかも太陽電池（８）を利用してこの二
次電池（10）を充電することができるものである。As described above, the present invention provides the opening / closing control means (A) composed of the third transistor (T 3 ) to the sixth transistor (T 6 ),
The switch means (T 2 ) is turned on and off under the control of the solar cell (8) and the traveling detection means (5), and the headlight is turned off depending on the external brightness and whether or not traveling. Lighting can be automatically selected, and as a result, reduction in the amount of charge of the secondary battery (10) can be suppressed, and this secondary battery (10) can be charged using the solar cell (8). Is.
（ト） 発明の効果 本発明は以上の如く構成したものであるから、前照灯の
点滅を明るさ及び走行に応じて自動選択でき、その結果
二次電池の充電量の減少を抑さえることができ、しかも
明るさを検知する太陽電池にて二次電池を充電すること
ができるものである。(G) Effect of the Invention Since the present invention is configured as described above, the blinking of the headlight can be automatically selected according to the brightness and running, and as a result, the reduction in the charge amount of the secondary battery can be suppressed. In addition, the secondary battery can be charged by the solar cell that detects the brightness.
第１図は本発明照明装置を備えた自転車の概略図、第２
図は電気回路図、第３図は他の実施例を示す斜視図であ
る。 （５）……走行検知手段、（２）……前照灯 （10）……二次電池、（８）……太陽電池 （T2）……スイッチ手段、（Ａ）……開閉制御手段FIG. 1 is a schematic view of a bicycle equipped with the lighting device of the present invention, and FIG.
FIG. 3 is an electric circuit diagram, and FIG. 3 is a perspective view showing another embodiment. (5) …… Running detection means, (2) …… Headlight (10) …… Secondary battery, (8) …… Solar cell (T 2 ) …… Switch means, (A) …… Opening / closing control means
Claims (1)
手段と、互いに並列的に接続される前照灯と二次電池及
び太陽電池と、前記前照灯への通電路に介在されるスイ
ッチ手段とを備え、前記走行検知手段が走行を検知し、
且つ前記太陽電池が所定の明るさを検知したときに前記
スイッチ手段を閉成する開閉制御手段を設けるととも
に、前記太陽電池の出力が前記二次電池電圧以上である
ときに前記太陽電池により前記二次電池が充電されるこ
とを特徴とする自転車用照明装置。1. A travel detecting means for detecting and outputting the travel of a bicycle, a headlight, a secondary battery and a solar cell which are connected in parallel with each other, and an intervening electric path to the headlight. A switch means, the traveling detection means detects traveling,
Further, an opening / closing control means for closing the switch means is provided when the solar cell detects a predetermined brightness, and when the output of the solar cell is equal to or higher than the secondary battery voltage, A bicycle lighting device characterized in that a secondary battery is charged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60133387A JPH0771944B2 (en) | 1985-06-19 | 1985-06-19 | Bicycle lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60133387A JPH0771944B2 (en) | 1985-06-19 | 1985-06-19 | Bicycle lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61291240A JPS61291240A (en) | 1986-12-22 |
| JPH0771944B2 true JPH0771944B2 (en) | 1995-08-02 |
Family
ID=15103549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60133387A Expired - Fee Related JPH0771944B2 (en) | 1985-06-19 | 1985-06-19 | Bicycle lighting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0771944B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0771945B2 (en) * | 1985-07-15 | 1995-08-02 | 三洋電機株式会社 | Bicycle lighting device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5657533A (en) * | 1979-10-11 | 1981-05-20 | Matsushita Electric Works Ltd | Lighting apparatus for bicycle |
| JPS5671639A (en) * | 1979-11-12 | 1981-06-15 | Honda Motor Co Ltd | Controller for light of vehicle |
| JPS56143941U (en) * | 1980-03-31 | 1981-10-30 | ||
| JPS58174035A (en) * | 1982-04-08 | 1983-10-13 | Nissan Motor Co Ltd | Lighting apparatus for vehicle |
| JPS58176038U (en) * | 1982-05-21 | 1983-11-25 | 西條 達也 | bicycle lighting device |
| JPS6099843U (en) * | 1983-12-12 | 1985-07-08 | 宮田工業株式会社 | Bicycle power supply |
| JPS60133386A (en) * | 1983-12-22 | 1985-07-16 | Orient Watch Co Ltd | Radiation measuring apparatus |
| JPS59223532A (en) * | 1984-03-16 | 1984-12-15 | Matsushita Electric Ind Co Ltd | bicycle tail light |
| JPS639048A (en) * | 1986-06-30 | 1988-01-14 | Canon Inc | optical recording medium |
-
1985
- 1985-06-19 JP JP60133387A patent/JPH0771944B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61291240A (en) | 1986-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |