CN209472809U - A kind of lamp lighting control circuit plate and car light controller - Google Patents
A kind of lamp lighting control circuit plate and car light controller Download PDFInfo
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- CN209472809U CN209472809U CN201821454704.6U CN201821454704U CN209472809U CN 209472809 U CN209472809 U CN 209472809U CN 201821454704 U CN201821454704 U CN 201821454704U CN 209472809 U CN209472809 U CN 209472809U
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Abstract
The utility model provides a kind of lamp lighting control circuit plate, including single-chip microcontroller, to the voltage regulator circuit that single-chip microcontroller is powered, signal conversion circuit, the control circuit of input, output end and switching circuit；It is characterized in that the input terminal is by vehicle body battery or spare interface or other power supply power supplies；A kind of car light controller further includes the power taking plug of four lossless installations including the lamp lighting control circuit plate；It is characterized in that, the single-chip microcontroller on the lamp lighting control circuit plate is equipped with the closed state of output services state each gear corresponding with its of 5 gears.The switch of the switching circuit clicks the switching between working condition and closed state for car light controller, double-clicks and switches between the circulation gear for sequence, including work gear and closes gear；Long-pressing switch 2 seconds or more control functions that are maskable or opening the input of four road signal wires, are defaulted as open state.
Description
Technical field
The utility model belongs to automobile-used field, is related to a kind of car light controller, makes on especially a kind of automobile and motorcycle
Car light controller.
Technical background
Increasing with vehicle on the market, requirement of the automobile friend to traffic safety is also improving, and many vehicles are all additional
It has installed lamps and lanterns additional and has carried out floor light, to improve traffic safety, but most car light controller is also rested on and simply opened on the market
The mode of operation for adding relay is closed, is not only had a single function, manipulation experience is also very poor, and it is alert also to have lacked due intelligence in many drivings
It is shown as using.
Utility model content
The utility model provides a kind of car light controller, and the car light controller has independent control switch, can also
The state of repacking shot-light is operated by former stopping switch, shot-light starts or closes with distance light, when shot-light is bright, opens left steering
Or when right turn lamp, the shot-light of corresponding side can replace sudden strain of a muscle with left steering or dextrad turn signal, loudspeaker be made when shot-light is bright, shot-light will
Into quick-fried sudden strain of a muscle mode, unclamps horn switch and return to original state.
A kind of lamp lighting control circuit plate (Fig. 1) converts electricity including single-chip microcontroller, to voltage regulator circuit, signal that single-chip microcontroller is powered
Road, the control circuit of input, output end and switching circuit.It is characterized in that the input terminal is by vehicle body battery or spare interface
Or other power supply power supplies.The voltage of the signal conversion circuit input terminal can recognize after signal conversion circuit as single-chip microcontroller
Voltage signal, voltage regulator circuit takes electricity by input terminal, convert through overvoltage and power to single-chip microcontroller, switching circuit or signal conversion electricity
The working condition of road input terminal control single chip computer, to make MCU driving control circuit control output end.
The lamp lighting control circuit plate further includes carrying out detecting voltage to input terminal to can recognize voltage signal to single-chip microcontroller
Voltage detection circuit (Fig. 2).The voltage detection circuit is voltage branch circuit, and partial pressure value is between 1.5V-6V, just
For the voltage range that single-chip microcontroller can identify, believed by single-chip microcontroller and single-chip microcontroller internal reference voltage or external independent reference voltage
Number inputing to single-chip microcontroller is compared.
The lamp lighting control circuit plate, it is characterised in that the signal conversion circuit be signal bleeder circuit (Fig. 3) or
Signal isolation circuit (Fig. 4), between 1.5V-6V, signal input part string has unidirectionally leads the partial pressure value of the signal bleeder circuit
Logical diode, to prevent back after the short circuit of lamp lighting control circuit plate from filling electricity to car body；The signal isolation circuit (Fig. 4) is
Optocoupler is opened after signal input, and the pull up signal of single-chip microcontroller is switched to low level；The signal conversion circuit is exactly that signal is defeated
Enter to be converted to the identifiable voltage signal of single-chip microcontroller；The signal input can be single channel or multichannel.
The lamp lighting control circuit plate, it is characterised in that the control circuit of output end is that single-chip microcontroller output signal drives N-
MOS drives P-MOS (Fig. 5) in turn, makes output in open and close or PWM state.The PWM state can be the frequency of 0~1MHZ
Rate, the output end of the MCU driving control circuit are single channel or multichannel.The advantages of this control circuit, is to control output
Switch is on circuit anode, rather than most of on the market is that MCU driving PMOS is connected on negative loop, and load at this time is originally
Body is direct-connected with anode, and switch driving, which stays on cathode line loop, to be controlled, and such connection type has electric leakage hidden danger.
The lamp lighting control circuit plate, it is characterised in that switching circuit is that low level is effective (Fig. 6), and implementation can
It is dragged down for crawl unlatching physical switch or remote control reception end is dragged down effectively by isolation circuit, crawl is clicked or continuously double-clicked
It is effective that effect or long-pressing drag down the several seconds.
A kind of car light controller (Fig. 8) further includes that four lossless installations take electricity including above-mentioned lamp lighting control circuit plate
Plug (Fig. 7)；It is characterized in that, single-chip microcontroller on the lamp lighting control circuit plate be equipped with 5 gears output services state and its
The closed state (Fig. 9) of corresponding each gear, 1 gear are that 3,4 tunnels are connected；2 gears are that 1,2 tunnels are connected；3 gears are that 1,2,3,4 tunnels are led
It is logical；4 gears are that 1,2 tunnels are connected, the conducting of 3,4 tunnel PWM wave interactive modes；5 gears are that 3,4 tunnel PWM wave interactive modes are connected；The switch electricity
The switch on road clicks the switching between working condition and closed state for car light controller, double-clicks and cuts between the circulation gear for sequence
It changes, including work gear and closing gear；Long-pressing switch 2 seconds or more control function that is maskable or opening the input of four road signal wires
Can, it is defaulted as open state.
The car light controller, which is characterized in that the power taking plug (Fig. 7) of the lossless installation, by a pair of and former
The identical male and female plug of vehicle number and its lead are formed, and male connector connects the female of former vehicle, and female connects the male connector of former vehicle, male connector and
There is power supply line to be connected in each corresponding hole between female, keeps former vehicle circuit electric signal smooth by power taking plug, then
A signal line out in parallel out of female or the corresponding hole of male connector, as the input terminal of signal conversion circuit, the signal wire
Head can load the docking of plug.
The car light controller, it is characterised in that the power taking plug of four lossless installations be respectively car body distance light,
Left steering, right turn, loudspeaker plug are the input terminal of four road signal conversion circuits.No matter car light controller is in which gear
Under work or closed state, when detecting distance light signal wire is high or distance light crawl signal, the state of car light controller is automatic
Switch to the working condition of 3 gears, i.e., 1,2,3,4 tunnels all turn on, when it is low for detecting distance light signal, shape before return circuit
State.Car light controller be 5 working conditions when, including distance light signal be it is high when by automobile controller merging 3 gear working conditions,
The on state on 1,3 tunnels is then automatically closed in left steering modulating signal when being high, i.e. the shot-light on the left side goes out entirely, and left steering modulating signal is low
When, the original state of auto-returned, the i.e. shot-light on the left side are again bright, and leading for 2,4 tunnels is then automatically closed when being high in right turn modulating signal
Logical state, the i.e. shot-light on the right go out entirely, and when right turn lamp is low, the original state of auto-returned, the i.e. shot-light on the right are again bright, left
When right turn modulating signal is all high, the on state on 1,2,3,4 tunnels is automatically closed, i.e. left and right side shot-light goes out entirely, and control is returned when low
The original state of device processed, i.e. left and right shot-light and all light.When controller is in the working condition of 5 gears, no matter it is switch
Open or remote signal be the working condition that height places the controller into 3 gears, detect at this time side to audible warning line be high when, four tunnels are same
When the flashing output state in PWM wave, i.e. flashing light state.When audible warning is low, original working condition is returned.Four roads letter
The order of priority of number line traffic control are as follows: left and right turn signal is greater than audible warning, and audible warning is greater than distance light signal, distance light signal
Greater than switch, but switch one is dynamic, will take over priority, until the input of next signal line is again high adapter tube control.
Can also also there be another setting herein, i.e., when shot-light is bright, when it is high for detecting left steering lamp, close 1,3
Road postpones 2 seconds, returns again to original state, when it is high for detecting right turn lamp, closes 2,4 tunnels, postpones 2 seconds, returns again to original
State, namely when shot-light is bright, when opening left steering lamp, left side shot-light is constantly in closed state, after having closed left steering lamp,
Shot-light can just return to original bright state.Right turn lamp is also similar.When shot-light is in lighting lamp state, trouble light is opened, left
Right turn lamp goes out entirely, and after trouble light closing, shot-light can just return to recandescence.The power taking plug of lossless installation is primarily directed to vehicle
The broken line not quality guarantee of producer, cross protect or do not need quality guarantee vehicle can directly doubling on former vehicle corresponding route anode.
The car light controller, which is characterized in that the switching circuit can be crawl unlatching physical switch or remote control
Receiving module is simulated by isolation circuit and drags down switching signal, and the remote control reception module is unlatching mode, long-pressing switch
Or remote-transmitter end is after 2 seconds, No. four output circuits flashing is primary, indicate shielding or open four road signal wire input control functions at
Function is defaulted as open state.
The car light controller, which is characterized in that the input terminal is connected to vehicle body battery or spare interface or other electricity
Protective tube is in series on the electrode line in source；The car light controller detects input terminal voltage lower than the preset electricity of car light controller
The output of four tunnels can be all automatically closed higher than the preset voltage max of car light controller in pressure minimum value, to protect the vehicle of output end
Lamp.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Detailed description of the invention
Fig. 1 is automobile-used circuit control panel guide to visitors figure.
Fig. 2 is the voltage detection circuit of automobile-used circuit control panel.
Fig. 3 is the voltage division signal conversion circuit of automobile-used circuit control panel.
Fig. 4 is the isolation signals conversion circuit of automobile-used circuit control panel.
Fig. 5 is the control circuit of automobile-used circuit control panel.
Fig. 6 is the switching circuit and simulation switching circuit of car light controller.
Fig. 7 is the lossless installation power taking plug of car light controller.
Fig. 8 is the guide to visitors figure of car light controller.
Fig. 9 is the state of 5 circulation gears of car light controller.
Specific embodiment:
The technical issues of in order to solve the utility model, technical solution and advantage are more clearly understood, below in conjunction with attached
Figure and specific embodiment, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein
Only to explain the utility model, it is not used to limit the utility model.
1, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5,1, a kind of lamp lighting control circuit plate, including single-chip microcontroller, give single-chip microcontroller
Voltage regulator circuit, signal conversion circuit, the control circuit of input, output end and the switching circuit of power supply.It is characterized in that described
Input terminal is by vehicle body battery or spare interface or other power supply power supplies.The voltage of the signal conversion circuit input terminal passes through
Become the identifiable voltage signal of single-chip microcontroller after signal conversion circuit, voltage regulator circuit takes electricity by input terminal, through overvoltage convert to
Single-chip microcontroller power supply, the working condition of switching circuit or signal conversion circuit input terminal control single chip computer, to make MCU driving
Control circuit control output end.
2, as shown in Fig. 1 and Fig. 2, the lamp lighting control circuit plate further includes that detecting voltage is carried out to input terminal to single
Piece machine can recognize the voltage detection circuit (Fig. 2) of voltage signal.The voltage detection circuit is voltage branch circuit, partial pressure value
Between 1.5V-6V, the voltage range that exactly single-chip microcontroller can identify, by single-chip microcontroller and single-chip microcontroller internal reference voltage or
External independent reference voltage signal inputs to single-chip microcontroller and is compared.
3, shown in as shown in Figure 1, Figure 3 and Figure 4, the lamp lighting control circuit plate, it is characterised in that the signal conversion circuit
For signal bleeder circuit (Fig. 3) or signal isolation circuit (Fig. 4), the partial pressure value of the signal bleeder circuit 1.5V-6V it
Between, signal input part string has the diode of one-way conduction, to prevent back after the short circuit of lamp lighting control circuit plate from filling electricity to car body；
The signal isolation circuit (Fig. 4) is optocoupler opening after signal input, and the pull up signal of single-chip microcontroller is switched to low level；The letter
Number conversion circuit is exactly to input a signal into be converted to the identifiable voltage signal of single-chip microcontroller；The signal input can be single channel or more
Road.
4, as shown in Figure 1 and Figure 4, the lamp lighting control circuit plate, it is characterised in that the control circuit of output end is single
Piece machine output signal driving N-MOS drives P-MOS (Fig. 5) in turn, makes output in open and close or PWM state.The PWM shape
State can be the frequency of 0~1MHZ, and the output end of the MCU driving control circuit is single channel or multichannel.
5, as shown in Fig. 1, Fig. 5 and Fig. 6, the lamp lighting control circuit plate, it is characterised in that switching circuit is low level
Effectively (Fig. 6), implementation can drag down for crawl unlatching physical switch or remote control reception end has been dragged down by isolation circuit
Effect, crawl click or continuously double-click effectively or long-pressing to drag down the several seconds effective.
6, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, a kind of car light controller, including it is above-mentioned
Lamp lighting control circuit plate, further include the power taking plug of four lossless installations；It is characterized in that, on the lamp lighting control circuit plate
Single-chip microcontroller be equipped with 5 gears output services state each gear corresponding with its closed state (Fig. 9), 1 gear is 3,4 tunnel
Conducting；2 gears are that 1,2 tunnels are connected；3 gears are that 1,2,3,4 tunnels are connected；4 gears are that 1,2 tunnels are connected, the conducting of 3,4 tunnel PWM wave interactive modes；5
Gear is that 3,4 tunnel PWM wave interactive modes are connected；The switch of the switching circuit clicks the working condition for car light controller and closes shape
Switching between state is double-clicked and is switched between the circulation gear for sequence, including work gear and closes gear；Long-pressing switch 2 seconds or with
Control function that is upper maskable or opening the input of four road signal wires, is defaulted as open state.
7, as shown in Fig. 1, Fig. 3, Fig. 4, Fig. 7 and Fig. 8, the car light controller, which is characterized in that the lossless peace
The power taking plug of dress is made of a pair of male and female plug identical with former vehicle number and its lead, and male connector connects the female of former vehicle,
Female connects the male connector of former vehicle, has power supply line to be connected in each corresponding hole between male connector and female, keeps former vehicle circuit electricity
Signal is smooth by power taking plug, then a signal line out in parallel out of female or the corresponding hole of male connector, converts as signal
The input terminal of circuit, described signal the end of a thread can load the docking of plug.
8, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, the car light controller, feature
The power taking plug for being four lossless installations is respectively car body distance light, left steering, right turn, loudspeaker plug, is believed for four roads
The input terminal of number conversion circuit.No matter car light controller under the work of which gear or closed state, is believed when detecting distance light
When number line is high or distance light crawl signal, the state of car light controller switchs to the working condition of 3 gears automatically, i.e., 1,2,3,4 roads it is complete
Portion's conducting, when it is low for detecting distance light signal, state before return circuit.When car light controller is 5 working conditions, packet
It includes by 3 gear working condition of automobile controller merging when distance light signal is high, 1,3 tunnels are then automatically closed when being high in left steering modulating signal
On state, left steering modulating signal be it is low when, the original state of auto-returned.Right turn modulating signal is then automatically closed when being high
2, the on state on 4 tunnels, when right turn lamp is low, the original state of auto-returned.When left and right turn modulating signal is all high, automatically
The on state for closing 1,2,3,4 tunnels returns to controller original state when low.When controller is in the work of 5 gears
When state, no matter it is that switch is opened or remote signal is the high working condition for placing the controller into 3 gears, side is detectd at this time to loudspeaker
When signal wire is high, four roads are in the flashing output state of PWM wave simultaneously.When audible warning is low, original work shape is returned
State.The order of priority of four road signal line traffic controls are as follows: left and right turn signal is greater than audible warning, and audible warning is greater than distance light signal,
Distance light signal is greater than switch, but switch one is dynamic, will take over priority, until the input of next signal line is again high adapter tube control
Power.
9, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, the car light controller, feature
It is, the switching circuit can be simulated by isolation circuit for crawl unlatching physical switch or remote control reception module and believe switch
It number drags down, the remote control reception module is unlatching mode, and after 2 seconds, No. four output circuits dodge for long-pressing switch or remote-transmitter end
It is bright primary, it indicates shielding or the success of open signal line input control function, is defaulted as open state.
10, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, the car light controller, feature
It is, the input terminal is connected to be in series with protective tube on the electrode line of vehicle body battery or spare interface or other power supplys；The vehicle
It is lower than the preset voltage minimum of car light controller or preset higher than car light controller that lamp controller detects input terminal voltage
The output of four tunnels can be all automatically closed in voltage max, to protect the car light of output end.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of lamp lighting control circuit plate, including single-chip microcontroller, voltage regulator circuit, the signal conversion circuit, input powered to single-chip microcontroller
End, the control circuit of output end and switching circuit；It is characterized in that the input terminal by vehicle body battery or spare interface or other
Power supply power supply；The voltage of the signal conversion circuit input terminal becomes the identifiable voltage of single-chip microcontroller after signal conversion circuit
Signal, voltage regulator circuit take electricity by input terminal, convert through overvoltage and power to single-chip microcontroller, switching circuit or signal conversion circuit input
The working condition for holding control single chip computer, to make MCU driving control circuit control output end.
2. lamp lighting control circuit plate according to claim 1, further including can to single-chip microcontroller to input terminal progress detecting voltage
Identify the voltage detection circuit of voltage signal；The voltage detection circuit be voltage branch circuit, partial pressure value 1.5V-6V it
Between, the voltage range that exactly single-chip microcontroller can identify passes through single-chip microcontroller and single-chip microcontroller internal reference voltage or external independent base
Quasi- voltage signal inputs to single-chip microcontroller and is compared.
3. lamp lighting control circuit plate according to claim 1, it is characterised in that the signal conversion circuit is signal partial pressure
Circuit or signal isolation circuit, between 1.5V-6V, signal input part string has unidirectionally leads the partial pressure value of the signal bleeder circuit
Logical diode, to prevent back after the short circuit of lamp lighting control circuit plate from filling electricity to car body；The signal isolation circuit is signal
After input, optocoupler is opened, and the pull up signal of single-chip microcontroller is switched to low level；The signal conversion circuit is exactly to input a signal into turn
It is changed to the identifiable voltage signal of single-chip microcontroller；The signal input can be single channel or multichannel.
4. lamp lighting control circuit plate according to claim 1, it is characterised in that the control circuit of output end is that single-chip microcontroller is defeated
Signal driving N-MOS drives P-MOS in turn out, makes output in open and close or PWM state；The PWM state can for 0~
The frequency of 1MHZ, the output end of the MCU driving control circuit are single channel or multichannel.
5. lamp lighting control circuit plate according to claim 1, it is characterised in that switching circuit is that low level is effective, is realized
Mode can drag down or remote control reception end is dragged down effectively by isolation circuit for crawl unlatching physical switch, and crawl is clicked or continuously
Double-click effectively or long-pressing to drag down the several seconds effective.
6. a kind of car light controller further includes four including the lamp lighting control circuit plate as described in claim 1,2,3,4 or 5
The power taking plug of lossless installation；It is characterized in that, the single-chip microcontroller on the lamp lighting control circuit plate is equipped with the output services of 5 gears
The closed state of state each gear corresponding with its, 1 gear are that 3,4 tunnels are connected；2 gears are that 1,2 tunnels are connected；3 gears are 1,2,3,4 tunnels
Conducting；4 gears are that 1,2 tunnels are connected, the conducting of 3,4 tunnel PWM wave interactive modes；5 gears are that 3,4 tunnel PWM wave interactive modes are connected；The switch electricity
The switch on road clicks the switching between working condition and closed state for car light controller, double-clicks and cuts between the circulation gear for sequence
It changes, including work gear and closing gear；Long-pressing switch 2 seconds or more control function that is maskable or opening the input of four road signal wires
Can, it is defaulted as open state.
7. car light controller according to claim 6, which is characterized in that the power taking plug of the lossless installation, by one
Male and female plug identical with former vehicle number and its lead are formed, male connector connects the female of former vehicle, and female connects the male connector of former vehicle,
There is power supply line to be connected in each corresponding hole between male connector and female, keeps former vehicle circuit electric signal suitable by power taking plug
Freely, then out of female or the corresponding hole of male connector it is in parallel go out a signal line, as the input terminal of signal conversion circuit, the letter
Number the end of a thread can load a plug docking.
8. car light controller according to claim 6 or 7, it is characterised in that the power taking plug of four lossless installations point
Not Wei car body distance light, left steering, right turn, loudspeaker plug, be four road signal conversion circuits input terminal；No matter car light controller
Under the work of which gear or closed state, when it is high for detecting distance light signal wire, the state of car light controller is from turn
For the working condition of 3 gears, i.e., 1,2,3,4 tunnels all turn on, when it is low for detecting distance light signal, state before return circuit；
It is left when car light controller is 5 working conditions, including by 3 gear working conditions of automobile controller merging when distance light signal is high
Turn to the on state that 1,3 tunnels are then automatically closed when modulating signal is high, when left steering modulating signal is low, the original shape of auto-returned
State；The on state on 2,4 tunnels is then automatically closed in right turn modulating signal when being high, when right turn lamp is low, auto-returned is original
State；When left and right turn modulating signal is all high, the on state on 1,2,3,4 tunnels is automatically closed, it is original that controller is returned when low
State；When controller is in the working condition of 5 gears, no matter it is that switch is opened or remote signal is that height sets controller
In the working condition of 3 gears, detect at this time side to audible warning line be high when, four tunnels while being in the flashing output state of PWM wave；Loudspeaker
When signal is low, original working condition is returned；The order of priority of four road signal line traffic controls are as follows: left and right turn signal is greater than
Audible warning, audible warning are greater than distance light signal, and distance light signal is greater than switch, but switch one is dynamic, will take over priority, under
One signal wire input is again high adapter tube control.
9. car light controller according to claim 6, which is characterized in that the switching circuit can be crawl unlatching physics
Switch or remote control reception module are simulated by isolation circuit drags down switching signal, and the remote control reception module is unlatching mould
After 2 seconds, No. four output circuits flashing is primary for formula, long-pressing switch or remote-transmitter end, indicates that shielding or four road signal wires of unlatching are defeated
Enter control function success, is defaulted as open state.
10. car light controller according to claim 6, which is characterized in that the input terminal is connected to vehicle body battery or reserved
Protective tube is in series on the electrode line of interface or other power supplys；The car light controller detects input terminal voltage lower than car light control
The output of four tunnels can be all automatically closed higher than the preset voltage max of car light controller in the preset voltage minimum of device processed, to protect
Protect the car light of output end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821454704.6U CN209472809U (en) | 2018-09-06 | 2018-09-06 | A kind of lamp lighting control circuit plate and car light controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821454704.6U CN209472809U (en) | 2018-09-06 | 2018-09-06 | A kind of lamp lighting control circuit plate and car light controller |
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| Publication Number | Publication Date |
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| CN209472809U true CN209472809U (en) | 2019-10-08 |
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| CN201821454704.6U Active CN209472809U (en) | 2018-09-06 | 2018-09-06 | A kind of lamp lighting control circuit plate and car light controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110891350A (en) * | 2018-09-06 | 2020-03-17 | 刘磊 | Car lamp controller |
-
2018
- 2018-09-06 CN CN201821454704.6U patent/CN209472809U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110891350A (en) * | 2018-09-06 | 2020-03-17 | 刘磊 | Car lamp controller |
| CN110891350B (en) * | 2018-09-06 | 2023-09-01 | 刘磊 | Automotive spotlight controller |
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