CN116278745A - Device and method for alarming automobile lamplight - Google Patents

Device and method for alarming automobile lamplight Download PDF

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Publication number
CN116278745A
CN116278745A CN202310137221.2A CN202310137221A CN116278745A CN 116278745 A CN116278745 A CN 116278745A CN 202310137221 A CN202310137221 A CN 202310137221A CN 116278745 A CN116278745 A CN 116278745A
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CN
China
Prior art keywords
light
lamp
car
voltage dividing
photoresistor
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Pending
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CN202310137221.2A
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Chinese (zh)
Inventor
李元杰
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Jingyong Yuanjie Technology Co ltd
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Jingyong Yuanjie Technology Co ltd
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Priority to CN202310137221.2A priority Critical patent/CN116278745A/en
Publication of CN116278745A publication Critical patent/CN116278745A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K37/00—Dashboards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
    • B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

The invention discloses a device and a method for alarming automobile lamplight, which relate to the field of automobile lamplight alarming, wherein a photoelectric sensor is arranged in a lampshade of a lamp of an automobile, the signal output end of the photoelectric sensor is connected with a lamplight control module of the automobile, and the lamplight control module is connected with an instrument of the automobile; the light control module is used for determining whether the car lamp is faulty according to the control instruction of the car lamp and the actual state of the car lamp detected by the photoelectric sensor, generating a fault signal of the car lamp when the car lamp is faulty, and sending the fault signal to the instrument for display.

Description

Device and method for alarming automobile lamplight
Technical Field
The invention relates to the field of automobile lamplight alarm, in particular to an automobile lamplight alarm device and an automobile lamplight alarm method.
Background
The prior art is that when the automobile light is started and the light fails, the instrument panel does not prompt, the driver does not know that the potential safety hazard exists, and the technology is that when a certain lamp in the automobile is not on, the instrument panel displays instantly, so that the driver is reminded of repairing in time, and the occurrence of accidents is avoided.
Disclosure of Invention
The invention aims to provide a device and a method for alarming automobile lamplight, which can instantly display the fault condition of an automobile lamp through an instrument, so that traffic accidents caused by the automobile lamp are avoided.
In order to achieve the above object, the present invention provides the following solutions:
an apparatus for alarming an automobile light, the alarming apparatus for an automobile light comprising: the photoelectric sensor is arranged in a lampshade of a car lamp of the car, the signal output end of the photoelectric sensor is connected with a light control module of the car, and the light control module is connected with an instrument of the car;
the lamplight control module is used for determining whether the car light is faulty according to the control command of the car light and the actual state of the car light detected by the photoelectric sensor, generating a fault signal of the car light when the car light is faulty, and sending the fault signal to the instrument for display.
Preferably, the device for alarming the automobile light further comprises: a buzzer;
the control end of the buzzer is connected with the signal output end of the light control module; the buzzer is used for giving out a buzzing alarm.
Preferably, the photosensor is a photoresistor;
the photoresistor is arranged in the voltage dividing circuit;
the voltage dividing circuit comprises a first voltage dividing resistor;
one end of the photoresistor is respectively connected with one end of the first divider resistor and the signal input end of the light control module; the other end of the photoresistor is connected with the negative electrode of the power supply; the other end of the first voltage dividing resistor is connected with the positive electrode of the power supply.
Preferably, the photosensor is a photodiode;
the photodiode is arranged in the detection circuit;
the detection circuit comprises a second voltage dividing resistor and a third voltage dividing resistor;
one end of the photodiode is connected with the positive electrode of the power supply, and the other end of the photodiode is connected with one end of the second voltage dividing resistor; the other end of the second voltage dividing resistor is respectively connected with one end of the third voltage dividing resistor and the signal input end of the light control module; the other end of the third voltage dividing resistor is connected with the negative electrode of the power supply.
Preferably, the car light is a front headlight, a rear running light, a brake light, a back-up light, a front left turn light, a rear left turn light, a front right turn light or a rear right turn light.
A method for alarming automobile lamplight, which is applied to any one of the above devices for alarming automobile lamplight, the method comprises the following steps:
judging whether the car lamp fails or not according to the car lamp control command and the actual state of the car lamp detected by the photoelectric sensor;
and when a fault occurs, generating a fault signal of the car lamp, and sending the fault signal to the instrument for display.
Preferably, the judging whether the vehicle lamp has a fault according to the control command of the vehicle lamp and the actual state of the vehicle lamp detected by the photoelectric sensor specifically includes:
judging whether the current state of the car lamp represented by the car lamp control instruction is consistent with the actual state or not, and obtaining a judging result;
if the judgment result shows that the vehicle lamp is not in fault, the vehicle lamp is determined;
and if the judging result shows that the vehicle lamp fails, determining that the vehicle lamp fails.
Preferably, the determining whether the vehicle lamp is faulty according to the control command of the vehicle lamp and the actual state of the vehicle lamp detected by the photoelectric sensor further includes:
acquiring a voltage signal; the voltage signal is the voltage of one end of a first photoresistor in the voltage dividing circuit or the voltage of the other end of a second photoresistor in the detection circuit;
judging whether the voltage signal is larger than a preset threshold value or not;
if the voltage signal is larger than a preset threshold value, the actual state of the car lamp is indicated to be bright;
and if the voltage signal is smaller than the preset threshold value, indicating that the actual state of the car lamp is not bright.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a device and a method for alarming automobile lamplight, which relate to the field of automobile lamplight alarming, wherein a photoelectric sensor is arranged in a lampshade of a lamp of an automobile, the signal output end of the photoelectric sensor is connected with a lamplight control module of the automobile, and the lamplight control module is connected with an instrument of the automobile; the light control module is used for determining whether the car light is faulty according to the control instruction of the car light and the actual state of the car light detected by the photoelectric sensor, generating a fault signal of the car light when the car light is faulty, and sending the fault signal to the instrument for display.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a circuit diagram of a voltage divider circuit according to an embodiment of the present invention;
FIG. 2 is a circuit diagram of a lamp system incorporating a device for warning the light of an automobile in accordance with an embodiment of the present invention;
fig. 3 is a circuit connection diagram of a detection circuit according to an embodiment of the present invention.
Symbol description:
a1, an instrument, A2, a light control module, A3, a buzzer, A4, a first relay, A5, a second relay, A6, a third relay, A7, a first flasher, A8, a second flasher, B1, a headlight, B2, a rear running light, B3, a brake light, B4, a reversing light, C1, a front left turn light, C2, a rear left turn light, C3, a front right turn light, C4, a rear right turn light, R0, a first voltage dividing resistor, R1, a second voltage dividing resistor, R2, a third voltage dividing resistor, R3, a fourth voltage dividing resistor, R4, a fifth voltage dividing resistor, R5, a sixth voltage dividing resistor, R6, a seventh voltage dividing resistor, R7, eighth divider resistor, R8, ninth divider resistor, R9, tenth divider resistor, R10, eleventh divider resistor, R01, photoresistor, R11, first photoresistor, R12, second photoresistor, R13, third photoresistor, R14, fourth photoresistor, R15, fifth photoresistor, R16, sixth photoresistor, R17, seventh photoresistor, R18, eighth photoresistor, D1, photodiode, 1, power supply, 2, ignition switch, 3, headlight switch, 4, brake light switch, 5, reversing light switch, 6, left turn switch, 7, right turn switch.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a device and a method for alarming automobile lamplight, which can instantly display the fault condition of an automobile lamp through an instrument, so that traffic accidents caused by the automobile lamp are avoided.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Example 1
The embodiment of the invention provides a device for alarming automobile lamplight, which is applied to an automobile lamp system of an automobile and is used for alarming lamplight, and a circuit schematic diagram of the automobile lamp system of the automobile is shown in figure 2. The car light system comprises a light control module A2, an instrument A1 and a relay connected with each car light in series. Specifically, as shown in fig. 2, the light control module A2 is electrically connected to the instrument A1, wherein one end of the coil end of the first relay A4 is electrically connected to one end of the headlight switch 3, the other end of the headlight switch 3 is connected to the output end of the ignition switch 2, and the output end of the normally open switch of the first relay A4 is connected to the headlight B1 and the rear running light B2.
One end of the coil end of the second relay A5 is electrically connected with one end of the brake lamp switch 4, the other end of the brake lamp switch 4 is connected with the output end of the ignition switch 2, and the normally open switch of the second relay A5 is connected with the brake lamp B3.
One end of the coil end of the third relay A6 is electrically connected with one end of the reversing light switch 5, the other end of the reversing light switch 5 is connected with the output end of the ignition switch 2, and the normally open switch of the third relay A6 is connected with the reversing light B4.
The alarm device of the automobile lamplight comprises: the photoelectric sensor is arranged in the lampshade of the car lamp, the signal output end of the photoelectric sensor is connected with the light control module A2 of the car, and the light control module A2 is connected with the instrument A1 of the car.
The lamplight control module A2 is used for determining whether the car light is faulty according to the control command of the car light and the actual state of the car light detected by the photoelectric sensor, generating a fault signal of the car light when the car light is faulty, and sending the fault signal to the instrument A1 for display.
In a specific embodiment, the device for alarming the automobile lamplight further comprises: a buzzer A3;
the control end of the buzzer A3 is connected with the signal output end of the light control module A2 and is used for giving out a buzzing alarm.
As shown in fig. 1, the photosensor is a photoresistor R01; the photoresistor R01 is arranged in the voltage dividing circuit; the voltage dividing circuit comprises a first voltage dividing resistor R0; one end of the photoresistor R01 is respectively connected with one end of the first voltage dividing resistor R0 and the signal input end of the light control module A2, the other end of the photoresistor R01 is connected with the negative electrode of any power supply, and the other end of the first voltage dividing resistor R0 is connected with the positive electrode of any power supply. In the first embodiment, the other end of the first voltage dividing resistor R0 is connected to the output end of the ignition switch 2 in fig. 2, the other end of the photo resistor R01 is connected to the negative electrode of the power source 1 in fig. 2, and the voltage output from one end of the photo resistor R01 is only related to the state of the lamp in this embodiment. In the second embodiment, for example, when the headlight B1 and the rear running light B2 give an alarm, as shown in fig. 2, the other end of the first voltage dividing resistor R0 is connected to the output end of the normally open switch of the relay A4, the other end of the photo resistor R01 is connected to the negative electrode of the power supply 1 in fig. 2, in this embodiment, when the normally open switch of the relay A4 is turned off, the voltage output from one end of the photo resistor R01 is always zero, and when the normally open switch of the relay A4 is turned off, the voltage output from one end of the photo resistor R01 is related to the state of the vehicle light.
The second embodiment will be described below as an example.
The photoelectric sensor in the embodiment of the invention can be arranged in any one or a plurality of car lamps, and as a specific implementation manner, the photoelectric sensor can be arranged in a front headlight B1, a rear running light B2, a brake light B3, a back-up light B4, a front left-turn light C1, a rear left-turn light C2, a front right-turn light C3 or a rear right-turn light C4 of the car.
At this time, the plurality of photoresistors R01 are respectively a first photoresistor R11, a second photoresistor R12, a third photoresistor R13, a fourth photoresistor R14, a fifth photoresistor R15, a sixth photoresistor R16, a seventh photoresistor R17 and an eighth photoresistor R18 in fig. 2.
The number of the first voltage dividing resistors R0 is also plural, and the fourth voltage dividing resistor R3, the fifth voltage dividing resistor R4, the sixth voltage dividing resistor R5, the seventh voltage dividing resistor R6, the eighth voltage dividing resistor R7, the ninth voltage dividing resistor R8, the tenth voltage dividing resistor R9, and the eleventh voltage dividing resistor R10 in fig. 2 are respectively used.
The system comprises a first photoresistor R11, a second photoresistor R12, a third photoresistor R13, a fourth photoresistor R14, a fifth photoresistor R15, a sixth photoresistor R16, a seventh photoresistor R17 and an eighth photoresistor R18, wherein the photoresistor R18 is used for monitoring the states of a front headlight B1, a rear driving headlight B2, a brake headlight B3, a reversing headlight B4, a front left-turn headlight C1, a rear left-turn headlight C2, a front right-turn headlight C3 and a rear right-turn headlight C4 respectively, converting the states into voltage signals through a voltage division circuit and sending the voltage signals to a light control module A2, wherein the light control module A2 sends the states of the headlights corresponding to the voltage signals to an instrument A1 of an automobile for displaying, and when determining the faults of the lamps, controlling the buzzer A3 to give an alarm. The alarm mode can be a buzzer alarm or a voice broadcast.
Example 2
When the photosensor is a photodiode, the branch circuit in embodiment 1 may be replaced with the detection circuit 2; the connection mode of the detection circuit is shown in fig. 3; the detection circuit comprises a second voltage dividing resistor R1 and a third voltage dividing resistor R2; one end of a photodiode D1 is connected with the positive electrode of any power supply, and the other end of the photodiode D1 is connected with one end of the second voltage dividing resistor R1; the other end of the second voltage dividing resistor R1 is respectively connected with one end of the third voltage dividing resistor R2 and the signal input end of the light control module A2, the other end of the third voltage dividing resistor R2 is connected with the negative electrode of any power supply, in a specific implementation process, two embodiments exist, the first embodiment is that one end of the photodiode D1 is connected to the output end of the ignition switch 2 in fig. 2, the other end of the third voltage dividing resistor R2 is connected to the negative electrode of the power supply 1 in fig. 2, the second embodiment is that, taking the light alarm of the headlight B1 and the rear running light B2 as an example, the output end of the normally open switch of the relay A4 is connected to the output end of the normally open switch of the relay A4 in fig. 2, and the other end of the third voltage dividing resistor R2 is connected to the negative electrode of the power supply 1 in fig. 2.
Example 3
The embodiment of the invention also provides a method for alarming the automobile lamplight, which is applied to any device for alarming the automobile lamplight, and comprises the following steps:
and judging whether the car lamp fails or not according to the control command of the car lamp and the actual state of the car lamp detected by the photoelectric sensor.
And when a fault occurs, generating a fault signal of the car lamp, and sending the fault signal to the instrument A1 for display.
In a specific implementation, the judging whether the vehicle lamp has a fault according to the control command of the vehicle lamp and the actual state of the vehicle lamp detected by the photoelectric sensor specifically includes:
and judging whether the current state of the car lamp represented by the car lamp control instruction is consistent with the actual state, and obtaining a judging result.
And if the judgment result shows that the vehicle lamp is not in fault, determining that the vehicle lamp is not in fault.
And if the judging result shows that the vehicle lamp fails, determining that the vehicle lamp fails.
In a specific implementation, the step of judging whether the vehicle lamp is faulty according to the control command of the vehicle lamp and the actual state of the vehicle lamp detected by the photoelectric sensor further comprises the following steps:
acquiring a voltage signal; the voltage signal is the voltage of one end of a photoresistor R01 in the voltage dividing circuit or the voltage of the other end of a second voltage dividing resistor R1 in the detection circuit.
And judging whether the voltage signal is larger than a preset threshold value or not.
And if the voltage signal is larger than a preset threshold value, indicating that the actual state of the car lamp is bright.
And if the voltage signal is smaller than the preset threshold value, indicating that the actual state of the car lamp is not bright.
The technical scheme adopts the working principle that:
when the headlight switch 3 is turned on, the power supply 1 turns on the front headlight B1 and the rear headlight B2 to emit light, and when one or both of the front headlight B1 and the rear headlight B2 are not on, the light control module A2 receives a signal and uploads the signal to the instrument A1 to display a sign that the front headlight B1 and/or the rear headlight B2 are not on, and the buzzer A3 buzzes and/or emits a light-on language prompt.
When the brake switch 4 is turned on, the power supply 1 conducts the brake lamp and emits light, when the brake lamp is not on, the light control module A2 receives signals and uploads the signals to the instrument A1 for display, a mark that the brake lamp is not on, and a buzzer A3 buzzes and/or language prompts that the brake lamp is not on.
When the reversing light switch 5 is turned on, the power supply 1 conducts the reversing light to emit light, and when the reversing light is not on, the light control module A2 receives a signal and uploads the signal to the instrument A1 to display a sign that the reversing light is not on, and the buzzer A3 buzzes and/or emits a language prompt that the reversing light is not on.
When the left turn lamp switch is turned on 6, the power supply 1 conducts the left turn lamp, the left turn lamp flashes, when the left turn lamp is not on, the light control module A2 receives a signal and uploads the signal to the instrument A1 to display a prompt that the left turn lamp is not on, and the buzzer A3 buzzes and/or sends out a language prompt that the left turn lamp is not on.
When the right turn lamp switch 7 is turned on, the power supply 1 conducts the right turn lamp to flash, when the right turn lamp is not on, the light control module A2 receives a signal, and uploads the signal to the instrument desk A1 to display a sign that the right turn lamp is not on, and the buzzer A3 buzzes and/or sends out a language prompt that the right turn lamp is not on.
The invention discloses a device and a method for alarming automobile lamplight, wherein a photoelectric sensor is arranged in a lampshade of a car lamp of an automobile, a signal output end of the photoelectric sensor is connected with a lamplight control module of the automobile, and the lamplight control module is connected with an instrument of the automobile; the lamp control module determines whether the lamp is in fault or not through the control command of the lamp and the actual state of the lamp detected by the photoelectric sensor, if the control command of the lamp is consistent with the actual state of the lamp detected by the photoelectric sensor, the lamp is normal, if the control command of the lamp is inconsistent with the actual state of the lamp detected by the photoelectric sensor, the lamp is in fault, the lamp control module generates a fault signal of the lamp and sends the fault signal to the instrument for display, and the buzzer sends out a buzzing alarm.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.

Claims (8)

1. An alarm device for automobile lamplight, which is characterized in that the alarm device for automobile lamplight comprises: the photoelectric sensor is arranged in a lampshade of a car lamp of the car, the signal output end of the photoelectric sensor is connected with a light control module of the car, and the light control module is connected with an instrument of the car;
the lamplight control module is used for determining whether the car light is faulty according to the control command of the car light and the actual state of the car light detected by the photoelectric sensor, generating a fault signal of the car light when the car light is faulty, and sending the fault signal to the instrument for display.
2. The apparatus for automotive light warning according to claim 1, characterized in that said apparatus for automotive light warning further comprises: a buzzer;
the control end of the buzzer is connected with the signal output end of the light control module; the buzzer is used for giving out a buzzing alarm.
3. The device for alarming light of an automobile according to claim 1, wherein the photoelectric sensor is a photoresistor;
the photoresistor is arranged in the voltage dividing circuit;
the voltage dividing circuit comprises a first voltage dividing resistor;
one end of the photoresistor is respectively connected with one end of the first divider resistor and the signal input end of the light control module; the other end of the photoresistor is connected with the negative electrode of the power supply; the other end of the first voltage dividing resistor is connected with the positive electrode of the power supply.
4. The apparatus for automotive light warning of claim 1, wherein the photosensor is a photodiode;
the photodiode is arranged in the detection circuit;
the detection circuit comprises a second voltage dividing resistor and a third voltage dividing resistor;
one end of the photodiode is connected with the positive electrode of the power supply, and the other end of the photodiode is connected with one end of the second voltage dividing resistor; the other end of the second voltage dividing resistor is respectively connected with one end of the third voltage dividing resistor and the signal input end of the light control module; the other end of the third voltage dividing resistor is connected with the negative electrode of the power supply.
5. The apparatus of claim 1, wherein the vehicle light is a headlight, a rear running light, a brake light, a reverse light, a front left turn light, a rear left turn light, a front right turn light, or a rear right turn light.
6. A method of automotive light warning, characterized in that the method is applied to an automotive light warning device according to any one of claims 1-5, the method comprising:
judging whether the car lamp fails or not according to the car lamp control command and the actual state of the car lamp detected by the photoelectric sensor;
and when a fault occurs, generating a fault signal of the car lamp, and sending the fault signal to the instrument for display.
7. The method for alarming light of automobile according to claim 6, wherein the step of judging whether the lamp is faulty according to the control command of the lamp and the actual state of the lamp detected by the photoelectric sensor comprises the steps of:
judging whether the current state of the car lamp represented by the car lamp control instruction is consistent with the actual state or not, and obtaining a judging result;
if the judgment result shows that the vehicle lamp is not in fault, the vehicle lamp is determined;
and if the judging result indicates no, determining that the car lamp fails.
8. The method for alarming light of automobile according to claim 6, wherein the step of judging whether the lamp is faulty according to the control command of the lamp and the actual state of the lamp detected by the photoelectric sensor, further comprises:
acquiring a voltage signal; the voltage signal is the voltage of one end of a first photoresistor in the voltage dividing circuit or the voltage of the other end of a second photoresistor in the detection circuit;
judging whether the voltage signal is larger than a preset threshold value or not;
if the voltage signal is larger than a preset threshold value, the actual state of the car lamp is indicated to be bright;
and if the voltage signal is smaller than the preset threshold value, indicating that the actual state of the car lamp is not bright.
CN202310137221.2A 2023-02-20 2023-02-20 Device and method for alarming automobile lamplight Pending CN116278745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310137221.2A CN116278745A (en) 2023-02-20 2023-02-20 Device and method for alarming automobile lamplight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310137221.2A CN116278745A (en) 2023-02-20 2023-02-20 Device and method for alarming automobile lamplight

Publications (1)

Publication Number Publication Date
CN116278745A true CN116278745A (en) 2023-06-23

Family

ID=86819689

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310137221.2A Pending CN116278745A (en) 2023-02-20 2023-02-20 Device and method for alarming automobile lamplight

Country Status (1)

Country Link
CN (1) CN116278745A (en)

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