CN2938689Y

CN2938689Y - Light increasing protector for headlight of motor vehicle

Info

Publication number: CN2938689Y
Application number: CNU2006200626872U
Authority: CN
Inventors: 郑桥峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-04
Filing date: 2006-08-04
Publication date: 2007-08-22
Anticipated expiration: 2016-08-04

Abstract

The utility model discloses an intensifying protector for motor vehicle headlight, which comprises a battery voltage detection circuit, a voltage detection circuit to detect the working voltages of the two ends of the headlight, a time base oscillating circuit, a control circuit controlling the time base oscillating circuit, a DC boost circuit, a light output and conversion circuit and an sub-sampling power supply circuit connected between the light output and conversion circuit and the time base oscillating circuit. The protective device also includes a remote control module receiver circuit whose output terminal is connected to the control circuit .A remote controller matching with the remote control module receiver circuit sends out control signals to the remote control module receiver circuit and the control circuit to make the light intensifying system not work . The intensifying system can be restored to work immediately through the control of the remote controller when light needs to be intensified, making the system perfect in function.

Description

A kind of motor vehicles headlight protector that adds lustre to

Technical field

The utility model relates to a kind of device that is used on the motor vehicles (comprising automobile, motorcycle), particularly a kind of headlight on the motor vehicles multi-functional headlight of blast protective device that adds lustre to that adds lustre to that makes.

Background technology

It much is by storage battery power supply that the headlight of the motor vehicles such as motorcycle of present market has, the required electric current of its headlight is exported by storage battery, electric current is through switch, Der StandlichtScheinwerfer und Parkleuchtenschalter, far and near lamp switch, arrive headlight then, under the working condition of big electric current, because must be through three master switch, circuit is longer, and the easy carbon deposit of its switch contact causes line drop to increase, as V _{Pressure drop}〉=1 volt, this moment, the headlight supply current was on the low side, and brightness descends.And the motor vehicles headlight Light enhancer of being sold on the current market, the ubiquity headlight bear peak value impact big, the brightness that adds lustre to is too high, cause bulb service life shortening and storage battery under the situation of energy shortage, still to continue to add lustre to, cause motor vehicles because of defectives such as the weary electricity of storage battery can't normally use.

The applicant is in order to overcome above-mentioned defective; submitted to name to be called the utility application of " a multifunction motor vehicle headlight add lustre to protector " on May 24th, 2005 to State Intellectual Property Office; it is told about is a kind of headlight of the vehicle protector that adds lustre to; comprise the time-base oscillation circuit; DC voltage booster circuit; the light output conversion circuit; back level sampling power supply circuits; the control circuit of big light working voltage testing circuit and control time-base oscillation circuit working; the output of time-base oscillation circuit connects DC voltage booster circuit; also comprise accumulator voltage detecting circuit; its input connects the both positive and negative polarity of storage battery; output connects the control circuit of control time-base oscillation circuit working, and the protector of this structure can satisfy the requirement of the protection that adds lustre to.Yet, in actual use, do not need sometimes to use this Light enhancer, but the work that the said goods can easily not controlled this system of adding lustre to is whether, uses perfect inadequately.

Summary of the invention

In order to address the above problem, the purpose of this utility model is to provide a kind of perfect performance, service-strong can make motor vehicles headlight intensity of illumination a kind of motor vehicles headlight of blast protector that adds lustre to that adds lustre to.

The technical scheme that the invention for solving the technical problem adopted is:

A kind of motor vehicles headlight protector that adds lustre to; comprise accumulator voltage detecting circuit; headlight two ends operating voltage testing circuit; the time-base oscillation circuit; the control circuit of control time-base oscillation circuit working; DC voltage booster circuit; the light output conversion circuit; and be connected back level sampling power supply circuits between light output conversion circuit and the time-base oscillation circuit; the input of accumulator voltage detecting circuit connects the both positive and negative polarity of storage battery; output connects control circuit; the output of headlight two ends operating voltage testing circuit connects control circuit; the output of time-base oscillation circuit connects DC voltage booster circuit; the output of DC voltage booster circuit connects the light output conversion circuit; the light output conversion circuit comprises lamp control relay far away and low beam control relay; it is characterized in that: this protector also comprises a remote control module receiving circuit, and the output of this remote control module receiving circuit connects control circuit.

The beneficial effects of the utility model are: be installed near accumulator of motor-driven vehicle or the headlight after each parts of the present utility model encapsulate with shell, headlight intensity of illumination light when this device is not installed, be beneficial to driving at night safety, and owing to be provided with accumulator voltage detecting circuit at the front end of the control circuit of controlling the time-base oscillation circuit working, when the weary electricity of storage battery, the accumulator voltage detecting circuit output signal makes system withdraw from the function of adding lustre to automatically by the control circuit of control time-base oscillation circuit working, simultaneously, when thinking that this headlight does not temporarily need to add lustre to, can send control signal by the remote controller that is complementary with the remote control module receiving circuit, by the remote control module receiving circuit, control circuit order adding lustre to system does not work, when needs add lustre to, controlling by controller, the system of adding lustre to can resume work, and function of use is perfect.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the former car headlight line map of motor vehicle;

Fig. 2 is a theory diagram of the present utility model;

Fig. 3 is the physical circuit figure of execution mode of the present utility model.

Embodiment

With reference to Fig. 1, it is the former car headlight line map of motor vehicle, the required electric current of its headlight is exported by storage battery, and electric current arrives headlight then through switch, Der StandlichtScheinwerfer und Parkleuchtenschalter, far and near lamp switch, under the working condition of big electric current, since must be through three master switch, circuit is longer, and the easy carbon deposit of its switch contact, cause line drop to increase, as V _{Pressure drop}〉=1 volt, this moment, the headlight supply current was on the low side, and brightness descends.

With reference to Fig. 2; a kind of motor vehicles headlight of the present utility model protector that adds lustre to; comprise accumulator voltage detecting circuit; headlight two ends operating voltage testing circuit; the time-base oscillation circuit; the control circuit of control time-base oscillation circuit working; DC voltage booster circuit; the light output conversion circuit; and be connected back level sampling power supply circuits between light output conversion circuit and the time-base oscillation circuit; the input of accumulator voltage detecting circuit connects the both positive and negative polarity of storage battery; output connects control circuit; the output of headlight two ends operating voltage testing circuit connects control circuit; the output of time-base oscillation circuit connects DC voltage booster circuit; the output of DC voltage booster circuit connects the light output conversion circuit; the light output conversion circuit comprises lamp control relay far away and low beam control relay; this protector also comprises a remote control module receiving circuit; the output of this remote control module receiving circuit connects control circuit, and whether the work by the control circuit control system.

In addition, between DC voltage booster circuit and light output conversion circuit, be connected with negative peak value filtering circuit, too high, the far and near lamp conversion of crest voltage transient peak impacted excessive when it can prevent cold start-up, steep under the situation about sending at lighting headlight, reach the effect that prolongs bulb service life than intense light irradiation brightness.

Can also be connected with the isolation filter circuit between DC voltage booster circuit and light output conversion circuit, the electric current that plays the output headlight carries out the effect of rectifying and wave-filtering.

Also have, more accurate for the use that makes system, include voltage stabilizing amplifying circuit and high-low level amplifying circuit in the described accumulator voltage detecting circuit, include a charge and discharge capacitance in the high-low level amplifying circuit, there is reset circuit to connect this charge and discharge capacitance.

With reference to Fig. 3, the schematic diagram of concrete enforcement circuit of the present utility model, wherein, the light output conversion circuit comprises low beam control relay J1 and lamp control relay J2 far away, between the normally opened contact of lamp control relay J2 far away and the positive source of storage battery, one inductance L 1 is arranged between the positive source of described low beam control relay J1 and storage battery, inductance L 1 is connected with the normally-closed contact of two relays, relay J 1, the normally opened contact of J2 passes through diode D3 and D4 respectively through resistance R 1 bypass, capacitor C 1 filtering is connected with the time-base oscillation circuit with resistance R 12 series connection backs, for the time-base oscillation circuit provides operating voltage, this time-base oscillation circuit is made up of NE555 and auxiliary circuit thereof, the output tripod of time-base circuit is directly received the grid G of the triode Q4 of DC voltage booster circuit, the drain D of triode Q4 is connected with the normally opened contact of inductance L 1 with two relays, the source S of triode Q4 connects the power cathode of storage battery, and inductance L 1 is formed DC voltage booster circuit with triode Q4.

The control circuit of control time-base oscillation circuit working comprises resistance R 8, triode Q3, a termination storage battery testing circuit of resistance R 8, and the base stage of another termination triode Q3, the emitter of triode Q3 connects the negative pole of storage battery, and collector electrode connects the time-base oscillation circuit.

Diode D1, resistance R 9, voltage stabilizing didoe ZD2, capacitor C 4 are formed headlight two ends operating voltage testing circuit, diode D1 anode connects the end that inductance L 1 and triode Q4 drain D are joined, negative electrode and resistance R 9 are concatenated into voltage stabilizing didoe ZD2 negative electrode, capacitor C 4 positive poles are connected on being connected in series a little of resistance R 9 and voltage stabilizing didoe ZD2 negative electrode, capacitor C 4 negative poles are connected on battery terminal negative, voltage stabilizing didoe ZD2 anode is connected the base stage of triode Q3, detects, controls lighting headlight two ends operating voltage.Work as V _ProduceWhen crest voltage was too high, diode D1 provided positive bias-voltage, after resistance R 9 current limlitings, capacitor C 3 filtering, the too high reverse breakdown of voltage stabilizing didoe ZD2 cathode regulation point voltage, make the normal reverse breakdown voltage of triode Q3 base stage control its conducting, NE555 quits work, the V that inductance L 1 is produced _ProduceVoltage reduces, thereby reaches the effect of the operating voltage of steady illumination headlight.

Accumulator voltage detecting circuit comprises the voltage stabilizing amplifying circuit, the high-low level amplifying circuit, wherein, the voltage stabilizing amplifying circuit comprises resistance R 2, R3, R4, R5, diode ZD1, triode Q1, the high-low level amplifying circuit comprises resistance R 6, R7 capacitor C 3 and triode Q2, resistance R 2 is connected in series with voltage stabilizing didoe ZD1, resistance R 2 other ends are connected on the positive pole of storage battery, voltage stabilizing didoe ZD1 anode is connected on battery terminal negative, resistance R 2, voltage stabilizing didoe ZD1 serial connection point is stablized the base voltage of triode Q1 through resistance R 3, triode Q1 collector electrode connects by diode D3, D4, capacitor C 1, the back level sampling power supply circuits that resistance R 1 is formed, the collector electrode of triode Q1 is connected on by resistance R 4, the other end of the bleeder circuit resistance R 4 that R5 composes in series, the negative pole of another termination storage battery of resistance R 5, as triode Q1, during emitter≤voltage stabilizing didoe ZD1 cathode voltage, triode Q1 is in and ends or saturation condition, resistance R 4, low level when the high level of the voltage of R5 serial connection point during by the enough energy of storage battery becomes the weary electricity of storage battery, resistance R 4 is connected in series with R5 and a little connects the C3 positive pole, the C3 negative pole connects battery terminal negative, through resistance R 6 control triode Q2 base stages, triode Q2 is ended, triode Q2 collector electrode connects+2 voltage ends (level power supply promptly) through resistance R 7, triode Q2 emitter is connected on battery terminal negative, triode Q2 collector electrode was in high level and was connected to triode Q3 base stage through electric R8 this moment, make triode Q3 base stage triggered by high level, triode Q3 conducting, triode Q3 collector electrode through resistance R 10 with IC1 the 5th foot control system time-base circuit, the time-base oscillation circuit is quit work, triode Q4 is in cut-off state, thereby reaches the effect that withdraws from the function of adding lustre under the situation of the weary electricity of storage battery automatically.

Otherwise, IC1 action when triode Q3 collector electrode is in high level, the grid G of NE555 tripod output high-frequency square-wave signal control triode Q4, triode Q4 conducting, inductance L 1 produces corresponding alternating voltage simultaneously, and exchanging positive half wave (is V with exchanging negative half-wave _Produce), reach the effect of the blast that adds lustre to.

When far and near lamp switch K3 places lamp far away enable possition, lamp relay J 2 adhesives far away, lamp Z1 far away is gone into auxiliary power line+1 (being the positive terminal of storage battery) through inductance L 1 serial connection, big lamp current is no longer by former fare road, reduce loss, establish voltage this moment is 12V, lighting headlight begins to start luminous, diode D4 also has electric current to pass through simultaneously, operating voltage is provided for the time-base oscillation circuit through resistance R 12, IC1 starts working, and exports the grid G that high-frequency square-wave signal is directly controlled triode Q4 by the NE555 tripod, and coil L1 produces corresponding alternating voltage V in the time of triode Q4 conducting _Produce, this moment, the voltage of Z1 bulb added V again by 12V _ProduceAfter the negative peak value filtering circuit that resistance R 14, diode D2, capacitor C 7 are formed disappears peak value, has the excessive function of too high, the far and near light conversion of crest voltage transient peak impact when preventing cold start-up, steep under the situation about sending at lighting headlight, reach the purpose that prolongs bulb service life than intense light irradiation brightness.

As invention main points of the present utility model, the remote control module receiving circuit of the invention comprises remote control receiver module M and resistance R 16, remote control receiver module M is by diode D3, D4 power supply, and output is connected to the base stage of the triode Q2 of control circuit by resistance R 16.This remote control receiver module is exported high level or low level under the operation of remote controller; thereby the base stage of control triode Q2; when output low level, the base stage of Q2 is below 0.7V, then under the situation that headlight is opened; the system of adding lustre to does not work; when remote control receiver module output high level, this system restoration work that adds lustre to opens and closes control by remote controller to the system of adding lustre to; easy to use, the feasible protector perfect in shape and function that originally adds lustre to.

In addition, reset circuit in the present embodiment can automatic reset circuit, this automatic reset circuit comprises relay J 3 and resistance R 15, and a pair of normally opened contact of relay J 3 is connected the two ends of charge and discharge capacitance, and the coil of relay J 3 is connected to back level sampling amplification circuit by resistance R 15.

In addition, described isolation filter circuit can be to comprise diode D5, D6 and capacitor C 8 compositions, and it is connected between DC voltage booster circuit and the light output conversion circuit.

Claims

1; a kind of motor vehicles headlight protector that adds lustre to; comprise accumulator voltage detecting circuit; headlight two ends operating voltage testing circuit; the time-base oscillation circuit; the control circuit of control time-base oscillation circuit working; DC voltage booster circuit; the light output conversion circuit; and be connected back level sampling power supply circuits between light output conversion circuit and the time-base oscillation circuit; the input of accumulator voltage detecting circuit connects the both positive and negative polarity of storage battery; output connects control circuit; the output of headlight two ends operating voltage testing circuit connects control circuit; the output of time-base oscillation circuit connects DC voltage booster circuit; the output of DC voltage booster circuit connects the light output conversion circuit; the light output conversion circuit comprises lamp control relay far away and low beam control relay; it is characterized in that: this protector also comprises a remote control module receiving circuit, and the output of this remote control module receiving circuit connects control circuit.

2, a kind of motor vehicles headlight according to claim 1 protector that adds lustre to is characterized in that: be connected with negative peak value filtering circuit between DC voltage booster circuit and light output conversion circuit.

3, a kind of motor vehicles headlight according to claim 1 protector that adds lustre to is characterized in that: be connected with the isolation filter circuit between DC voltage booster circuit and light output conversion circuit.

4, a kind of motor vehicles headlight according to claim 1 protector that adds lustre to; it is characterized in that: include voltage stabilizing amplifying circuit and high-low level amplifying circuit in the described accumulator voltage detecting circuit; include a charge and discharge capacitance in the high-low level amplifying circuit, have reset circuit to connect this charge and discharge capacitance.