CN105459884B - A kind of automobile lamp intelligent controlling device - Google Patents
A kind of automobile lamp intelligent controlling device Download PDFInfo
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- CN105459884B CN105459884B CN201410456135.9A CN201410456135A CN105459884B CN 105459884 B CN105459884 B CN 105459884B CN 201410456135 A CN201410456135 A CN 201410456135A CN 105459884 B CN105459884 B CN 105459884B
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Abstract
The embodiment of the invention discloses a kind of automobile lamp intelligent controlling device, it is connected with light sensor, including photosensor signal detection unit, light sensor control unit, car light control unit and data processing unit.The size of the signal level value obtained by photosensor signal detection unit detection sensor according to ambient light, and export the signal level value detected to data processing unit, and contrasted respectively with default multiple threshold values in data processing unit, car light control signal is exported according to comparative result to car light control unit to select being turned on and off for corresponding control model control car light, and exports photosensitive control signal to light sensor control unit to control sensor to obtain level signal according to the strong and weak of current environment light.The embodiment of the present invention, can save the operation of driver manually, and avoid disperseing during meeting the notice of driver, the automatic switchover between long-and-short distant light be realized, so as to reduce the potential safety hazard for occurring traffic accident.
Description
Technical field
The present invention relates to automobile lamp technical field, more particularly to a kind of automobile lamp intelligent controlling device.
Background technology
With the rapid development of the national economy, highway and automotive society owning amount are continuously increased, road traffic accident is also in
Ascendant trend.Due to driver during meeting at night incorrect use car headlamp, be Nighttime road traffic accident
One of major reason.
In actual life, on the one hand there is considerable part driver commonly using distance light and other side's meeting, cause other side to drive
The person of sailing dazzles the eyes and leads to traffic accident, and this violation operation is difficult to be supervised；On the other hand, due to driving procedure intermediate frequency
Numerous darkening operates the operating burden brought to driver, and frequently manually operated, also easily leads to traffic accident.
Accordingly, it would be desirable to which a kind of car light intelligent controlling device, can overcome the potential safety hazard present on.
The content of the invention
The embodiment of the present invention can be saved and driven problem to solve is that provide a kind of automobile lamp intelligent controlling device
The operation of the person of sailing manually, and avoid disperseing during meeting the notice of driver, realize cutting automatically between high beam and dipped headlight
Change, so as to reduce the potential safety hazard for occurring traffic accident.
In order to solve the above-mentioned technical problem, the embodiments of the invention provide a kind of automobile lamp intelligent controlling device, its with
Light sensor is connected, including at photosensor signal detection unit, light sensor control unit, car light control unit and data
Manage unit；Wherein,
One end of the photosensor signal detection unit is connected with one end of the light sensor, the other end and the data
The first input end of processing unit is connected, for detecting the big of the signal level value that the sensor is obtained according to ambient light
It is small, and the signal level value detected is exported to the data processing unit；
First output end of the data processing unit is connected with one end of the light sensor control unit, and second is defeated
Go out end and the 3rd output end is connected with the car light control unit, for obtaining the signal level value, and respectively with presetting
Multiple threshold values contrasted, car light control signal is exported to the car light control unit according to comparative result, and output light
Quick control signal gives the light sensor control unit；Wherein, car light control signal includes high level signal and low level is believed
Number；
The other end of the light sensor control unit is connected with the other end of the light sensor, for obtaining
Photosensitive control signal is stated, controls the sensor to get the signal level value according to the power of current environment light；
The other end of the car light control unit is connected with car light, for obtaining the car light control signal, and according to institute
State car light control signal and select being turned on and off for corresponding control model control car light；Wherein, the control model includes near
Light lamp open mode, high beam open mode, meeting beam switch mode and car light close pattern；Car light include dipped headlight,
High beam and brake lamp.
Wherein, the photosensor signal detection unit includes load, RC booster circuits, double operational IC, voltage negative feedback circuit
And low pass filter；Wherein,
One end of the load is connected with the sensor, and the other end is connected with the first input end of the double operational IC；
One end of the RC booster circuits is connected with the sensor, the second input of the other end and the double operational IC
And one end of the voltage negative feedback circuit is connected；
The one of the output end of the double operational IC and the other end of the voltage negative feedback circuit and the low pass filter
End is connected；
The other end of the low pass filter is connected with the first input end of the data processing unit.
Wherein, the light sensor control unit includes bandpass filter and the first triode；Wherein,
One end of the bandpass filter is connected with the light sensor, the base stage of the other end and first triode
It is connected；
The colelctor electrode of first triode is connected with the first output end of the data processing unit, and its emitter stage connects
Ground.
Wherein, the nearly car light that the car light control unit includes being made up of the second triode and the first electromagnetic relay is controlled
Circuit, and the remote lamp lighting control circuit being made up of the 3rd triode and the second electromagnetic relay；Wherein,
First electromagnetic relay and second electromagnetic relay include electromagnet, armature and two contacts；
One contact of first electromagnetic relay is connected with the armature of the dipped headlight and second electromagnetic relay,
And one end of the electromagnet of first electromagnetic relay is connected with internal work power supply, the other end and second triode
Colelctor electrode be connected；
The base stage of second triode is connected with the second output end of the data processing unit, grounded emitter；
One contact of second electromagnetic relay is connected with the high beam, and second electromagnetic relay one
End is connected with the internal work power supply, and the other end is connected with the colelctor electrode of the 3rd triode；
The base stage of 3rd triode is connected with the 3rd output end of the data processing unit, grounded emitter.
Wherein, the car light intelligent controlling device also include brake control unit, one end of the brake control unit with
4th output end of the data processing unit is connected, and the other end is connected with brake switch and the brake lamp, for obtaining
The brake control signal of data processing unit output is stated, and the brake switch is controlled and described according to the brake control signal
The open and-shut mode of brake lamp；Wherein, during the brake switch closure, the brake lamp is opened；When the brake switch is opened, institute
State brake lamp closing.
Wherein, the brake control unit includes Darlington transistor, the electric current being made up of the 4th triode and the 5th triode
Negative-feedback circuit, the 6th triode and FET；Wherein,
The base stage of 4th triode is connected with the 4th output end of the data processing unit, grounded emitter, collection
Electrode is connected with the base stage of the 5th triode and the first end of the current negative feedback circuit；
The grounded emitter of 5th triode, the grid and the Current Negative Three-Point Capacitance of colelctor electrode and the FET
Second end of circuit is connected；
3rd end of the current negative feedback circuit is connected with the base stage of the 6th triode；
The grounded emitter of 6th triode, colelctor electrode is connected with the second input of the data processing unit；
The drain electrode of the FET and source electrode are connected with the brake switch and the brake car light respectively.
Wherein, the car light intelligent controlling device also includes the power supply circuit for being used to power to internal work power supply, described
Power supply circuit is powered including ACC and/or 12V powers.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, due to being provided with car light intelligent controlling device, it utilizes light sensor, to garage
The reception detection that the ambient light in front is digitized during sailing, the situation of the signal detected and change is transferred to
Data processing unit, and data processing unit is utilized, analysis judgement is carried out to the signal of reception, so that control instruction is sent, it is real
Existing automobile brake lamp, the automatic shutter of far and near lamp and automatic switchover.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These accompanying drawings obtain other accompanying drawings and still fall within scope of the invention.
Fig. 1 is the system architecture diagram of automobile lamp intelligent controlling device provided in an embodiment of the present invention；
Fig. 2 is the system structure diagram of photosensor signal detection unit in Fig. 1；
Fig. 2 a are the circuit connection diagram of the application scenarios of photosensor signal detection unit in Fig. 2；
Fig. 3 is the system architecture signal schematic diagram of light sensor control unit in Fig. 1；
Fig. 3 a are the circuit connection diagram of light sensor control unit application scenarios in Fig. 3；
Fig. 4 is the system structure diagram of car light control unit in Fig. 1；
Fig. 4 a are the circuit connection diagram of car light control unit application scenarios in Fig. 4；
Fig. 5 is the system structure diagram of brake control unit in Fig. 1；
Fig. 5 a are the circuit connection diagram of brake control unit application scenarios in Fig. 5；
Fig. 6 is the circuit connection diagram of power supply circuit application scenarios in Fig. 1；
Fig. 7 is the structural representation of data processing unit application scenarios in Fig. 1.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in figure 1, in the embodiment of the present invention, a kind of automobile lamp intelligent controlling device 1 is proposed, itself and light sensor
2 are connected, including photosensor signal detection unit 11, light sensor control unit 12, car light control unit 13 and data processing
Unit 14；Wherein,
One end of photosensor signal detection unit 11 is connected with one end of light sensor 2, the other end and data processing unit
14 first input end P11 is connected, the size of the signal level value obtained for detection sensor 2 according to ambient light, and will
The signal level value detected is exported to data processing unit 14；
First output end P21 of data processing unit 14 is connected with one end of light sensor control unit 12, and second is defeated
Go out to hold P22 and the 3rd output end P23 to be connected with car light control unit 13, for obtaining signal level value, and respectively with presetting
Multiple threshold values contrasted, car light control signal is exported to car light control unit 13 according to comparative result, and export photosensitive
Control signal is to light sensor control unit 12；Wherein, car light control signal includes high level signal and low level signal；
The other end of light sensor control unit 12 is connected with the other end of light sensor 2, for obtaining photosensitive control
Signal processed, control sensor 2 gets signal level value according to the power of current environment light；
The other end of car light control unit 13 is connected with car light 3, for obtaining car light control signal, and according to car light control
The corresponding control model of signal behavior controls being turned on and off for car light；Wherein, control model include dipped headlight open mode, it is remote
Light lamp open mode, meeting beam switch mode and car light close pattern；Car light 3 include dipped headlight 31, high beam 32 and
Brake lamp 33.
It should be noted that control model includes dipped headlight open mode, high beam open mode, meeting beam switching mould
Formula and the different predetermined threshold value of car light close pattern correspondence, such as dipped headlight open mode correspondence first threshold, high beam are opened
Pattern correspondence Second Threshold, meeting beam switch mode the 3rd threshold value of correspondence and car light close pattern the 4th threshold value of correspondence, this
When, light sensor 2 obtains the power of light according to current environment light, and different height are exported by photosensor signal detection unit 11
Low level signal.
During the day, light intensity is big simultaneously, once the light that photosensor signal detection unit 11 gathers light sensor 2
When intensity is transformed into the level signal more than the 4th threshold value, light sensor 2 can be closed using light sensor control unit 12
Collection action, or when differentiating signal level in different threshold intervals, regulation light sensor 2 is so as to obtaining more preferably light
Intensity.
As shown in Fig. 2 photosensor signal detection unit 11 includes load 111, RC booster circuits 112, double operational IC113, electricity
Press negative-feedback circuit 114 and low pass filter 115；Wherein,
One end of load 111 is connected with sensor 2, and the other end is connected with double operational IC113 first input end U1；
One end of RC booster circuits 112 is connected with sensor 2, the other end and double operational IC113 the second input U2 and
One end of voltage negative feedback circuit 114 is connected；
Double operational IC113 output end U3 and the other end of voltage negative feedback circuit 114 and low pass filter 115 one end
It is connected；
The other end of low pass filter 115 is connected with the first input end P11 of data processing unit 14.
As an example, as shown in Figure 2 a, the application scenarios of photosensor signal detection unit 11 are further illustrated：
In figure, the connection light sensor of port 7 simultaneously exports the signal in light sensor, C5 and R30 composition RC boosting electricity
Road, chip LM358 is that the signal level that double operational IC, R18 are exported to light sensor is dragged down, and R20 is negative voltage feedback
Circuit, R6 and C6 composition low pass filters, the signal output of three times level will be amplified in data processing unit by CdS ports
First input end.
As shown in figure 3, light sensor control unit 12 includes the triode 122 of bandpass filter 121 and first；Wherein,
One end of bandpass filter 121 is connected with light sensor 2, and the other end is connected with the base stage B1 of the first triode 122；One or three
The colelctor electrode C1 of pole pipe is connected with the first output end P21 of data processing unit 14, and its emitter E 1 is grounded.
When the first output end P21 of data processing unit 14 exports high level signal, the first triode 122 is turned on, then
Port 4 exports low level signal, so as to control light sensor to switch off, light sensor 2 can not receive ambient light（I.e.
It can't detect any signal）, it is now car light close pattern；
When the first output end P21 of data processing unit 14 exports low level signal, the first triode 122 is not turned on,
Then port 4 exports high level signal, the letter that now data processing unit 14 can be collected according to the light sensor 2 currently obtained
Number level value is contrasted with default threshold value, and adjusts light sensor 2 to obtain more preferably light according to comparative result
Intensity.
As an example, as shown in Figure 3 a, the application scenarios of light sensor control unit 12 are further illustrated：
In figure, port 4 connection light sensor, R20 and C7 composition bandpass filter, Q7 be the first triode, port D with
First output end of data processing unit is connected.If port D exports high level signal, Q7 is turned on, then the output of port 4 low level letter
Number, control light sensor is switched off.
As shown in figure 4, car light control unit 13 include by the second triode 131 and the first electromagnetic relay group 132 into
Nearly lamp lighting control circuit, and the remote lamp lighting control circuit being made up of the 3rd triode 133 and the second electromagnetic relay 134；Its
In,
First electromagnetic relay 132 and the second electromagnetic relay 134 include electromagnet, armature and two contacts；
One contact of the first electromagnetic relay 132 is connected with the armature of the electromagnetic relay 134 of dipped headlight 31 and second, and
One end of the electromagnet of first electromagnetic relay 132 is connected with internal work power supply, the current collection of the other end and the second triode 131
Pole C2 is connected；
The base stage B2 of second triode 131 is connected with the second output end P22 of data processing unit 14, and emitter E 2 connects
Ground；
One contact of the second electromagnetic relay 134 is connected with high beam 32, and the second electromagnetic relay 134 one end with
Internal work power supply is connected, and the other end is connected with the colelctor electrode C3 of the 3rd triode 133；
The base stage B3 of 3rd triode 133 is connected with the 3rd output end P23 of data processing unit 4, and emitter E 3 is grounded.
When the second output end P22 of data processing unit 14 exports high level signal（Enter dipped headlight and open mould
Formula）, the second triode 131 turns on, and the first electromagnetic relay 132 produces magnetic and causes armature with being connected the contact phase of dipped headlight 31
Even, so as to be allowed to open dipped headlight 31；
When the second output end P22 of data processing unit 14 and the 3rd output end P23 export high level signal（Be into
Enter high beam open mode）, the second triode 131 is both turned on the 3rd triode 133, and the first electromagnetic relay 132 produces magnetic
Property cause armature and be connected dipped headlight 31 contact be connected, the second electromagnetic relay 134 produce magnetic cause armature and be connected far
The contact of light lamp 32 is connected, and dipped headlight 31 and high beam 32 are now opened simultaneously；
When the second output end P22 of data processing unit 14 exports high level signal, its 3rd output end P23 exports low electricity
During ordinary mail（Enter meeting beam switch mode）, the second triode 131 turns on, and the 3rd triode 133 disconnects, the first electromagnetism
Relay 132 produce magnetic cause armature and be connected dipped headlight 31 contact it is connected, holding dipped headlight 31 is opened, the second electromagnetism after
Electrical equipment 134 produces magnetic and armature is disconnected with being connected the contact of high beam 32, and now high beam 32 is closed；
It should be noted that high beam 32 can not be opened individually.
As an example, as shown in fig. 4 a, the application scenarios of car light control unit 13 are further illustrated：
In figure, port REPLAY1 is the second output end of data processing unit, and port REPLAY2 is data processing unit
The 3rd output end, two port VIN are connected with internal work power supply；
Resistance R21, triode Q8, electromagnetic relay M1 and rectifier D5 constitute nearly lamp lighting control circuit, wherein, R21 is
Divider resistance, Q8 is the second triode, and M1 is the connection of the port 14 relay common port in the first electromagnetic relay, M1, and J1 is
M1 armature, port 13 is connected with nearly car light；
Resistance R22, triode Q9, electromagnetic relay M2 and rectifier D6 constitute remote lamp lighting control circuit, wherein, R22 is
Divider resistance, Q9 is the 3rd triode, and M2 is the second electromagnetic relay, and J2 is M2 armature, and it is connected with port 13, port 11
It is connected with remote car light；
When exporting high level for RELAY1 mouthfuls, Q8 conductings, J1 conductings, the nearly car light that port 13 is connected lights；Work as REPLAY1
High level is exported simultaneously with REPLAY2, and Q8, Q9 conducting, J1, J2 are turned on, what the nearly car light and port 11 that port 13 is connected were connected
Far lamp light lights simultaneously.
As shown in figure 5, car light intelligent controlling device 1 also includes brake control unit 15, one end of brake control unit 15
It is connected with the 4th output end P24 of data processing unit 14, the other end is connected with brake switch 5 and brake lamp 33, for obtaining
The brake control signal that data processing unit 14 is exported, and the brake switch 4 and brake lamp are controlled according to brake control signal
33 open and-shut mode；Wherein, when brake switch 4 is closed, brake lamp 33 is opened；When brake switch 4 is opened, brake lamp 33 is closed；
Brake control signal is high level signal.
Specifically, brake control unit 15 includes the Darlington being made up of the 4th triode 151 and the 5th triode 152
Pipe, current negative feedback circuit 153, the 6th triode 154 and FET 155；Wherein,
The base stage B4 of 4th triode 151 is connected with the 4th output end P24 of data processing unit 14, and emitter E 4 connects
Ground, colelctor electrode C4 is connected with the base stage B5 of the 5th triode 152 and the first end F1 of current negative feedback circuit 153；
The emitter E 5 of 5th triode 152 is grounded, colelctor electrode C5 and FET 155 grid G and Current Negative Three-Point Capacitance
Second end F2 of circuit 153 is connected；
3rd end F3 of current negative feedback circuit 153 is connected with the base stage B6 of the 6th triode 154；
The emitter E 6 of 6th triode 154 is grounded, colelctor electrode C6 and data processing unit 14 the second input P12 phases
Even；
The drain electrode of the FET 155 and source electrode are connected with brake switch 4 and brake car light 33 respectively.
It should be noted that the second input P12 of data processing unit 14 is used for after the action of brake control unit 12, obtain
Take signal and detection and differentiate whether the action is normal that brake control unit 12 is exported.
When the control brake switch 4 of brake control unit 12 is closed and brake lamp 33 is opened, the 6th triode 154 is turned on,
It is low level signal in the second input P12 of data processing unit 14 signals detected；When brake control unit 12 is controlled
When brake switch 4 is opened and brake lamp 33 is closed, the 6th triode 154 is not turned on, in the second input of data processing unit 14
The signal that end P12 is detected is high level signal.
As an example, as shown in Figure 5 a, the application scenarios of brake control unit 15 are further illustrated：
In figure, Q10 is the 4th triode, and Q6 is the 5th triode, Q10 and Q6 composition Darlington transistors, to the signal of input
Current amplifier is carried out, port MOS is the 4th output end of data processing unit, and T3 is FET, and port 9 and port 10 are distinguished
It is connected with brake switch and brake lamp, resistance R23, R25 and R26 composition current negative feedback circuit, Q5 is the 6th triode, port
E is connected with the 3rd input of data processing unit, for detecting the signal that brake control unit 12 is exported after acting.
If port MOS exports high level signal, FET T3, FET T3 is controlled to turn on by Darlington circuit,
Port 9 is set to be turned on port 10, the outside brake lamp of control and brake switch are opened or closed；
If Q5 is turned on, now brake switch is closed and brake lamp is opened, and port E detects low level signal, if not turning on,
Now brake switch is opened and brake lamp is closed, and port E detects high level signal.
Car light intelligent controlling device also includes the power supply circuit 16 for being used to power to internal work power supply, the power supply circuit
16 power and/or 12V powers including ACC.
As an example, as shown in fig. 6, being further illustrated to the application scenarios of power supply circuit：
If circuit is powered by ACC, cause Q3 to turn on, port A detects low level, represent that power supply is powered for ACC modes；
If have ACC power powered with 12V in any one power supply mode, cause Q4 to turn on, port B detect low level letter
Number, indication circuit has power supply signal；
If being powered by 12V, port C output high level signals.
In embodiments of the present invention, data processing unit 14 is the core of whole car light intelligent controller 1, by receiving car
The signal of other modules or circuit judges corresponding information in lamp intelligent controlling device 1, complete information processing judge after, lead to
Cross data processing unit and export the function that corresponding signal execution car light control carrys out complete design.It is strong anti-dry in order to be able to more preferably meet
Disturb, high speed, the requirement of low-power consumption, as shown in fig. 7, processing data unit in the embodiment of the present invention uses a kind of single-chip microcomputer, and
The single-chip microcomputer is further illustrated：
In figure, first input end is U3 pin 3, and the second input is U3 pin 4, and the first output end is U3 pin
2, the second output end is U3 pin 10, and the 3rd output end is U3 pin 8, and the 4th output end is U3 pin 4, U3 pin
19th, 18 and 1 port A, B and C in power supply circuit are corresponded to respectively.
Implement the embodiment of the present invention, have the advantages that：
In embodiments of the present invention, due to being provided with car light intelligent controlling device, it utilizes light sensor, to garage
The reception detection that the ambient light in front is digitized during sailing, the situation of the signal detected and change is transferred to
Data processing unit, and data processing unit is utilized, analysis judgement is carried out to the signal of reception, so that control instruction is sent, it is real
Existing automobile brake lamp, the automatic shutter of far and near lamp and automatic switchover.
When ambient light is gradually dimmed, instrument panel lamp is automatically turned on, and dipped headlight requirement is shone before ambient light reaches unlatching
When, dipped headlight is automatically turned on, and when ambient light reaches unlatching high beam requirement, automatically turns on high beam.At night
Between travel during such as oncoming traffic, high beam automatically switches into dipped headlight, after meeting is completed, and is delayed and reverts within 10 seconds far
Light.
In the case that daylight is sufficient, all light are closed automatically, are driven into tunnel or thick forest, during insufficient light certainly
It is dynamic to open instrument panel lamp, headlight.Roll dark area away from, be delayed 10 seconds automatic closing automobile light.
While automobile ignition switch is opened, this controller can be automatically into working condition.If ambient light needs
Turned on light automatically when turning on light.When bright and clear, light will not be opened.After ignition key is removed, headlight prolongs
When 30 seconds after close automatically, exhaustion of the accumulators will not be made because of forgetting to turn off the light.
Can be with one of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method is
The hardware of correlation is instructed to complete by program, described program can be stored in a computer read/write memory medium,
Described storage medium, such as ROM/RAM, disk, CD.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (6)
1. a kind of automobile lamp intelligent controlling device, it is connected with light sensor, it is characterised in that including photosensor signal detection
Unit, light sensor control unit, car light control unit and data processing unit；Wherein,
One end of the photosensor signal detection unit is connected with one end of the light sensor, the other end and the data processing
The first input end of unit is connected, for detecting the big of the signal level value that the light sensor is obtained according to ambient light
It is small, and the signal level value detected is exported to the data processing unit；
First output end of the data processing unit is connected with one end of the light sensor control unit, the second output end
And the 3rd output end be connected with the car light control unit, for obtaining the signal level value, and respectively with it is default many
Individual threshold value is contrasted, and exports car light control signal to the car light control unit according to comparative result, and export photosensitive control
Signal processed gives the light sensor control unit；Wherein, car light control signal includes high level signal and low level signal；
The other end of the light sensor control unit is connected with the other end of the light sensor, for obtaining the light
Quick control signal, controls the light sensor to get the signal level value according to the power of current environment light；
The other end of the car light control unit is connected with car light, for obtaining the car light control signal, and according to the car
Lamp control signal selects being turned on and off for corresponding control model control car light；Wherein, the control model includes dipped headlight
Open mode, high beam open mode, meeting beam switch mode and car light close pattern；Car light includes dipped headlight, distance light
Lamp and brake lamp, the photosensor signal detection unit include load, RC booster circuits, double operational IC, voltage negative feedback circuit
And low pass filter；Wherein,
One end of the load is connected with the light sensor, and the other end is connected with the first input end of the double operational IC；
One end of the RC booster circuits is connected with the light sensor, the second input of the other end and the double operational IC
And one end of the voltage negative feedback circuit is connected；
The output end of the double operational IC and one end phase of the other end of the voltage negative feedback circuit and the low pass filter
Even；
The other end of the low pass filter is connected with the first input end of the data processing unit.
2. car light intelligent controlling device as claimed in claim 1, it is characterised in that the light sensor control unit includes
Bandpass filter and the first triode；Wherein,
One end of the bandpass filter is connected with the light sensor, the base stage phase of the other end and first triode
Even；
The colelctor electrode of first triode is connected with the first output end of the data processing unit, its grounded emitter.
3. car light intelligent controlling device as claimed in claim 1, it is characterised in that the car light control unit is included by second
The nearly lamp lighting control circuit of triode and the first electromagnetic relay composition, and by the 3rd triode and the second electromagnetic relay group
Into remote lamp lighting control circuit；Wherein,
First electromagnetic relay and second electromagnetic relay include electromagnet, armature and two contacts；
One contact of first electromagnetic relay is connected with the armature of the dipped headlight and second electromagnetic relay, and
One end of the electromagnet of first electromagnetic relay is connected with internal work power supply, the collection of the other end and second triode
Electrode is connected；
The base stage of second triode is connected with the second output end of the data processing unit, grounded emitter；
One contact of second electromagnetic relay is connected with the high beam, and second electromagnetic relay one end with
The internal work power supply is connected, and the other end is connected with the colelctor electrode of the 3rd triode；
The base stage of 3rd triode is connected with the 3rd output end of the data processing unit, grounded emitter.
4. car light intelligent controlling device as claimed in claim 1, it is characterised in that the car light intelligent controlling device also includes
Brake control unit, one end of the brake control unit is connected with the 4th output end of the data processing unit, the other end
It is connected with brake switch and the brake lamp, the brake control signal for obtaining the data processing unit output, and according to
The brake control signal controls the open and-shut mode of the brake switch and the brake lamp；Wherein, the brake switch closure
When, the brake lamp is opened；When the brake switch is opened, the brake lamp is closed.
5. car light intelligent controlling device as claimed in claim 4, it is characterised in that the brake control unit is included by the 4th
Darlington transistor, current negative feedback circuit, the 6th triode and the FET of triode and the 5th triode composition；Wherein,
The base stage of 4th triode is connected with the 4th output end of the data processing unit, grounded emitter, colelctor electrode
It is connected with the base stage of the 5th triode and the first end of the current negative feedback circuit；
The grounded emitter of 5th triode, the grid and the current negative feedback circuit of colelctor electrode and the FET
The second end be connected；
3rd end of the current negative feedback circuit is connected with the base stage of the 6th triode；
The grounded emitter of 6th triode, colelctor electrode is connected with the second input of the data processing unit；
The drain electrode of the FET and source electrode are connected with the brake switch and the brake car light respectively.
6. car light intelligent controlling device as claimed in claim 1, it is characterised in that the car light intelligent controlling device also includes
For the power supply circuit powered to internal work power supply, the power supply circuit is powered including ACC and/or 12V powers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410456135.9A CN105459884B (en) | 2014-09-09 | 2014-09-09 | A kind of automobile lamp intelligent controlling device |
Applications Claiming Priority (1)
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| CN105459884B true CN105459884B (en) | 2017-08-25 |
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| JP6485435B2 (en) * | 2016-12-07 | 2019-03-20 | トヨタ自動車株式会社 | Control data generation device and vehicle control device |
| CN108674302B (en) * | 2018-03-22 | 2021-04-06 | 河南科技大学 | Automatic adjusting device and method for automobile high beam and low beam |
| CN108337792B (en) * | 2018-03-29 | 2024-03-12 | 五羊—本田摩托（广州）有限公司 | Controller and control method for automatic induction control of car lamp |
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| CN105459884A (en) | 2016-04-06 |
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Effective date of registration: 20180130 Address after: 325000 Zhejiang Wenzhou City, Pingyang County, Binhai New District, Wan Yang International Industrial City D-09 District Patentee after: Wenzhou Hongyuan Auto Parts Technology Co. Ltd. Address before: 325000 Ruian, Dongshan District, Wenzhou Economic Development Zone, navigation road Patentee before: RUIAN HONGYUAN AUTO PARTS CO., LTD. |