CN103223897A - Self-adaptive device of vehicle headlamp - Google Patents
Self-adaptive device of vehicle headlamp Download PDFInfo
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- CN103223897A CN103223897A CN2013101238987A CN201310123898A CN103223897A CN 103223897 A CN103223897 A CN 103223897A CN 2013101238987 A CN2013101238987 A CN 2013101238987A CN 201310123898 A CN201310123898 A CN 201310123898A CN 103223897 A CN103223897 A CN 103223897A
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Abstract
The invention discloses a self-adaptive device of a vehicle headlamp. The self-adaptive device of the vehicle headlamp is characterized in that a positive power terminal of a controller is connected with a positive electrode of a 24V storage battery; a negative power terminal is connected with a negative electrode of the storage battery; output points Q0.0, Q0.1 and Q0.2 are connected with one end of each of a first normally open relay coil, a second normally open relay coil and a double-contact relay coil respectively; the other ends of the three relay coils are connected in parallel and are connected with the negative electrode of the storage battery; contacts of the three relay coils are connected with a headlamp and a current-limiting resistor control circuit; a danger reminding switch, a low beam switch and a high beam switch are connected between the positive power terminal of the controller and input points I0.3, I0.2 and I0.1 of the controller respectively; and a vehicle speed signal is accessed to the input point I0.0 of the controller. The self-adaptive device of the vehicle headlamp can achieve automatic switching between high beam and low beam without intervention of a driver; after parking, the headlight dims automatically and the filament temperature is correspondingly reduced; and the headlamp is long in service life, simple in circuit, low in restructuring cost, safe and reliable.
Description
Technical field
The present invention relates to a kind of vehicle head lamp self-reacting device.
Background technology
Traditional vehicle is after parking, the brightness of head lamp there is no change, like this, influential to the life-span of light fixture on the one hand, on the other hand, for some parking loading vehicles, the light deepening can bring the enhancing of filament shock resistance, and osram lamp is after work a period of time, and the temperature of tungsten filament reaches several thousand degree, at this moment tungsten filament intensity is not sufficient to resist too strong impact, as you know, night, vehicle head lamp damaged, to the chaufeur how it feels, on the one hand, the shield structure of some light fixture is comparatively complicated, the comparatively difficulty that more changes the bulb, on the other hand, sometimes chaufeur does not have spare bulb, and this has brought danger to driving.Traditional vehicle meets with dangerous at night, when prompting front vehicles or pedestrian, generally be frequently to open the purpose that nearly distance light reaches caution by chaufeur, and obviously, this with regard to nervous new hand, has a few difficulty for this, and is in a rush.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of vehicle head lamp self-reacting device in order to solve this drawback, vehicle after parking, head lamp deepening automatically, the life-span of light fixture is elongated; When vehicle was warned in danger, far and near light can automatically switch; Circuit is simple, improvement cost is low, safe and reliable.
Technical scheme of the present invention is achieved like this: a kind of vehicle head lamp self-reacting device comprises dip filament and headlight high beam filament in storage battery, the head lamp; Be characterized in: it also comprises Programmable Logic Controller, the positive wiring termination of the power supply of controller 24V storage battery positive pole, its power-wiring termination storage battery negative pole, the output point Q0.0 of controller, output point Q0.1, output point Q0.2 connect an end of first normally opened relay, second normally opened relay, double-contact relay coil respectively, the other end of these three relay coils and connect after connect the storage battery negative pole; Between dangerous entrance point I0.3, the entrance point I0.2 that reminds positive terminals of power supply that switch, dimmer control, distance light switch be connected on controller respectively and controller, the entrance point I0.1, the entrance point I0.0 of vehicle velocity signal access controller; The contact of first normally opened relay and branch road after dip filament is connected carry out parallel connection with the contact of second normally opened relay with branch road after headlight high beam filament is connected again, this circuit parallel and the two ends that connect storage battery after the open contact of current-limiting resistance and double-contact relay is connected, the normally closed contact of double-contact relay are connected in parallel on connect with the open contact of the double-contact relay two ends of back circuit of current-limiting resistance.
The present invention when normal vehicle operation, when vehicle need forwards send alarm signal, need not the chaufeur intervention, realize the automatic switchover of nearly distance light, so, the chaufeur ground-surface emergency situations of only need concentrating one's energy to deal with.Behind vehicle parking, realize the automatic deepening of head lamp, filament temperature is corresponding to be reduced.Prolonged the life-span of light fixture, circuit is simple, improvement cost is low, safe and reliable.
Description of drawings
Fig. 1 is controller controller control principle figure of the present invention.
Fig. 2 is the schematic diagram of the far and near light of Fig. 1 repeat circuit control head lamp.
Among the figure: controller---controller; Pre Relay0---normally opened relay; Pre Relay1---normally opened relay; Pre Relay2---double-contact relay (a secondary open contact, a secondary normally closed contact); F---distance light switch; N---dimmer control; Danger Switch---the dangerous switch of reminding; ERPM---vehicle speed signal line; Battery---storage battery; LAMP---head lamp; Near---dip filament; Far---headlight high beam filament; R---current-limiting resistance.
The specific embodiment
From Fig. 1, Fig. 2 as seen: the present invention includes dip filament in the storage battery, head lamp and headlight high beam filament, Programmable Logic Controller controller, the positive wiring termination of its power supply 24V storage battery positive pole, its power-wiring termination storage battery negative pole, its output point Q0.0, output point Q0.1, output point Q0.2 connect an end of normally opened relay Pre Relay0, normally opened relay Pre Relay1, double-contact relay Pre Relay2 coil respectively, the other end of these three relay coils and connect after connect the storage battery negative pole; Dangerous remind between positive terminals of power supply that switch Danger Switch, dimmer control N, distance light switch F be connected on controller controller respectively and entrance point I0.3, entrance point I0.2, the entrance point I0.1 entrance point I0.0 of vehicle velocity signal ERPM access controller controller; The contact of normally opened relay Pre Relay0 and branch road after dip filament near connects carry out parallel connection with the contact of normally opened relay Pre Relay1 with branch road after headlight high beam filament far connects again, this circuit parallel and the two ends that meet storage battery Battery after the open contact of current-limiting resistance R and double-contact relay Pre Relay2 is connected, the normally closed contact of double-contact relay Pre Relay2 are connected in parallel on connect with the open contact of the double-contact relay two ends of back circuit of current-limiting resistance R.The dip filament near and the headlight high beam filament far of head lamp LAMP the inside are existing.
Concrete self adaptation principle of work: among Fig. 1, vehicle velocity signal ERPM passes to pulse value the controller controller with program in real time, and controller is judged according to this value, if this value is not 0, then vehicle is in motoring condition, and this value is 0, and vehicle remains static.
1) at the cruising state, open distance light switch F, the entrance point I0.1 input high level of controller allows the output point Q0.1 of controller export high level by program, and normally opened relay Pre Relay1 coil gets.Among Fig. 2, the closing of contact of normally opened relay Pre Relay1, connect the headlight high beam filament far loop of head lamp LAMP, because double-contact relay Pre Relay2 does not work, current-limiting resistance R is not sealed in the loop by the normally closed contact short circuit of double-contact relay Pre Relay2, the country beam normal operation, in like manner, open dimmer control N, the entrance point I0.2 input high level of controller, allow the output point Q0.0 of controller export high level by program, normally opened relay Pre Relay0 coil gets electric, connects the dip filament near loop of head lamp LAMP, because relay Pre Relay2 does not work, current-limiting resistance does not seal in the loop, the passing light normal operation.If open the dangerous switch Danger Switch that reminds, the entrance point I0.3 input high level of controller allows the output point Q0.0 of controller export high level earlier by program, and continued for 2 seconds, and normally opened relay Pre Relay0 coil got electric 2 seconds.Among Fig. 2, the closing of contact of normally opened relay Pre Relay0 2 seconds, passing light work 2 seconds is after 2 seconds, allow the output point Q0.1 of controller export high level again by program, and continuing 2 seconds, normally opened relay Pre Relay1 coil got electric 2 seconds, among Fig. 2, the closing of contact of normally opened relay Pre Relay1 2 seconds, country beam work 2 seconds goes round and begins again, to reach the purpose in caution the place ahead.
2) behind vehicle parking, vehicle velocity signal ERPM value is 0, after this value is passed to controller, no matter this moment, head lamp was in which kind of state (distance light/dipped beam), controller allows the output point Q0.2 of controller export high level by program, double-contact relay Pre Relay2 coil gets electric, among Fig. 2, and the open contact closure of double-contact relay Pre Relay2, normally closed contact disconnects, connect current-limiting resistance R loop, at this moment, the current value=magnitude of voltage of the filament of flowing through/(filament resistance+R), obviously, this value ratio is little when not inserting resistance, filament temperature reduces step-down because of the current value of flowing through, and to the head lamp life-span, and shock resistance all has one well to promote.
Claims (1)
1. a vehicle head lamp self-reacting device comprises dip filament and headlight high beam filament in storage battery, the head lamp; It is characterized in that: it also comprises Programmable Logic Controller, the positive wiring termination of the power supply of controller 24V storage battery positive pole, its power-wiring termination storage battery negative pole, the output point Q0.0 of controller, output point Q0.1, output point Q0.2 connect an end of first normally opened relay, second normally opened relay, double-contact relay coil respectively, the other end of these three relay coils and connect after connect the storage battery negative pole; Between dangerous entrance point I0.3, the entrance point I0.2 that reminds positive terminals of power supply that switch, dimmer control, distance light switch be connected on controller respectively and controller, the entrance point I0.1, the entrance point I0.0 of vehicle velocity signal access controller; The contact of first normally opened relay and branch road after dip filament is connected carry out parallel connection with the contact of second normally opened relay with branch road after headlight high beam filament is connected again, this circuit parallel and the two ends that connect storage battery after the open contact of current-limiting resistance and double-contact relay is connected, the normally closed contact of double-contact relay are connected in parallel on connect with the open contact of the double-contact relay two ends of back circuit of current-limiting resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101238987A CN103223897A (en) | 2013-04-11 | 2013-04-11 | Self-adaptive device of vehicle headlamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101238987A CN103223897A (en) | 2013-04-11 | 2013-04-11 | Self-adaptive device of vehicle headlamp |
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| CN103223897A true CN103223897A (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101238987A Pending CN103223897A (en) | 2013-04-11 | 2013-04-11 | Self-adaptive device of vehicle headlamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111343770A (en) * | 2020-02-27 | 2020-06-26 | 中车株洲电力机车有限公司 | Control circuit and method for cleaning and lighting train |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06293234A (en) * | 1993-04-06 | 1994-10-21 | Naldec Kk | Headlamp control device for vehicle |
| CN1562669A (en) * | 2004-03-30 | 2005-01-12 | 崔志春 | Device for cross controlled distance light of car and playing crashworthy function when car being met with a obstacle |
| CN1732099A (en) * | 2003-01-02 | 2006-02-08 | 金荣奉 | Autolights system for vehicle |
| KR100727351B1 (en) * | 2005-12-12 | 2007-06-13 | 현대자동차주식회사 | Apparatus for controlling day-time running light system |
| CN102463926A (en) * | 2010-11-15 | 2012-05-23 | 徐洁纯 | Automatic switching control circuit for automobile HID (High Intensity Discharge) lamp |
| CN203211183U (en) * | 2013-04-11 | 2013-09-25 | 华菱星马汽车（集团）股份有限公司 | Vehicle headlamp self-adaptive device |
-
2013
- 2013-04-11 CN CN2013101238987A patent/CN103223897A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06293234A (en) * | 1993-04-06 | 1994-10-21 | Naldec Kk | Headlamp control device for vehicle |
| CN1732099A (en) * | 2003-01-02 | 2006-02-08 | 金荣奉 | Autolights system for vehicle |
| CN1562669A (en) * | 2004-03-30 | 2005-01-12 | 崔志春 | Device for cross controlled distance light of car and playing crashworthy function when car being met with a obstacle |
| KR100727351B1 (en) * | 2005-12-12 | 2007-06-13 | 현대자동차주식회사 | Apparatus for controlling day-time running light system |
| CN102463926A (en) * | 2010-11-15 | 2012-05-23 | 徐洁纯 | Automatic switching control circuit for automobile HID (High Intensity Discharge) lamp |
| CN203211183U (en) * | 2013-04-11 | 2013-09-25 | 华菱星马汽车（集团）股份有限公司 | Vehicle headlamp self-adaptive device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111343770A (en) * | 2020-02-27 | 2020-06-26 | 中车株洲电力机车有限公司 | Control circuit and method for cleaning and lighting train |
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Application publication date: 20130731 |