Light irradiation angle adjusting frame for vehicle and adjusting method of light irradiation angle adjusting frame

Abstract

The invention provides a lamplight irradiation angle adjusting frame for a vehicle and an adjusting method of the lamplight irradiation angle adjusting frame. The adjusting frame comprises a lamp holder, a bulb installed on the lamp holder and an adjusting assembly connected to the lamp holder in a sleeving mode. The adjusting assembly comprises a universal ball connected to the lamp holder in a sleeving mode, a movable plate installed on one side of the universal ball, a lampshade connected to the universal ball in a sleeving mode, a frame installed on one side of the lampshade and parallel to the movable plate, a transverse plate, a first motor and a second motor installed on the first motor, wherein the transverse plate and the first motor are installed in the frame. Through the arrangement of the universal ball, the lamp holder can freely rotate in multiple directions, and the adjusting flexibility is improved; the angle of the lamp holder is allowed to be adjusted in a three-dimensional space in the lampshade, so that multi-angle illumination is realized; the lead screw and the nut are in threaded connection to achieve linear motion, the position of the moving plate is controlled, the rotary motion of the second motor is converted into linear motion, and adjustment of the moving plate in a vertical mode is achieved.

Description

Technical Field

[0001] The invention relates to a vehicle lighting angle adjustment frame and an adjustment method thereof, and in particular to the field of lighting lighting adjustment processing. Background Art

[0002] At present, the adjustment of the lighting angle of vehicles mainly relies on manual adjustment, which is not only time-consuming and labor-intensive, but also difficult to achieve fast and accurate automatic adjustment in different driving environments (such as at night, rainy and foggy weather, turning, etc.).

[0003] The traditional manual adjustment method has the following disadvantages: the driver needs to manually adjust the angle of the lights during driving, which is very inconvenient for the driver, especially at high speeds or under complex road conditions, and manual adjustment can easily distract the driver and increase the risk of traffic accidents.

[0004] Secondly, it is impossible to automatically adjust the lighting angle according to the actual driving conditions of the vehicle (such as vehicle speed, steering angle, etc.).

[0005] When the vehicle is in different driving environments (such as different weather conditions, different road conditions), the fixed light angle may not be suitable for the current driving needs, and there is a lack of effective detection methods to determine when and how to adjust the light angle. Summary of the invention

[0006] Purpose of the invention: One purpose is to provide a vehicle lighting angle adjustment frame to solve the above-mentioned problems existing in the prior art; a further purpose is to provide a method for adjusting the vehicle lighting angle adjustment frame.

[0007] Technical solution: A vehicle lighting angle adjustment frame, comprising:

[0008] A lamp holder, a bulb mounted on the lamp holder, and an adjustment assembly sleeved on the lamp holder;

[0009] The adjustment assembly includes a universal ball sleeved on the lamp holder, a moving plate installed on one side of the universal ball, a lampshade sleeved on the universal ball, a frame installed on one side of the lampshade and arranged parallel to the moving plate, a horizontal plate and a first motor installed in the frame, and a second motor installed on the first motor.

[0010] The output shaft of the second motor is provided with a screw rod, the screw rod passes through the movable plate and the movable plate is provided with a screw hole at the position of the screw rod, the screw hole is provided with a nut threadedly connected to the screw rod, the cross plate is provided with a rocker rod, the rocker rod passes through the movable plate and the movable plate is provided with a rectangular hole at the rocker rod, the cross plate is provided with a bevel gear set, and the bevel gear set is respectively connected to the output shaft of the first motor and one end of the rocker rod.

[0011] In a further embodiment, the light bulb is threadedly connected to the lamp holder, and the lamp holder is placed in the universal ball and snap-fitted with the universal ball.

[0012] In a further embodiment, the movable plate is fixedly connected to the universal ball, the lampshade is fixed to the frame of the vehicle by screws, and the universal ball is movably connected to the lampshade.

[0013] In a further embodiment, the frame is connected to the lampshade by screws, the first motor is connected to the frame by screws, and the second motor is connected to the first motor by screws.

[0014] In a further embodiment, the screw rod is fixedly connected to the output shaft of the second motor, the screw rod is clearance-matched with the movable plate, and the nut is clearance-matched with the screw hole.

[0015] In a further embodiment, the swing rod is L-shaped, one end of the swing rod is movably connected to the cross plate, the other end of the swing rod is placed in the rectangular hole, and the swing rod is connected to the first motor via a bevel gear set.

[0016] In a further embodiment, it further includes a control module for electrically connecting the first motor and the second motor;

[0017] The control module includes a displacement sensing unit for detecting the steering distance of the vehicle;

[0018] A light detection unit for detecting the brightness of the light around the vehicle;

[0019] A rotation speed detection unit for detecting the vehicle's running speed;

[0020] A trigger unit that drives the light irradiation angle according to the rotation speed detection unit, the light detection unit and the displacement sensing unit;

[0021] The displacement sensing unit includes a magnetic metal block installed at the steering position of the vehicle, a coil L close to the magnetic metal block, a resistor R3 and a transistor Q3, one end of the coil L is connected to pin 1 of the transistor Q3, and the other end of the coil L is connected to one end of the resistor R3.

[0022] In a further embodiment, the light detection unit includes a resistor R2, a light sensor G1, a resistor R1, a timer U4 and a transistor Q1, one end of the resistor R2 is connected to the other end of the resistor R3, one end of the resistor R1 and a pin 5 of the timer U4, the other end of the resistor R2 is connected to one end of the light sensor G1, the other end of the light sensor G1 is connected to the base end of the transistor Q1, the collector end of the transistor Q1 is connected to the other end of the resistor R1, and the emitter end of the transistor Q1 is connected to the pin 7 of the timer U4.

[0023] The speed detection unit includes a speed sensor Z1 and a transistor Q2, wherein the pin 1 and the other end of the uniform resistor R3 of the speed sensor Z1 are connected to the collector end of the transistor Q2, the pin 4 of the speed sensor Z1 is connected to the ground wire GND, and the pin 2 of the speed sensor Z1 is connected to the base end of the transistor Q2;

[0024] The trigger unit includes a battery pack U1, a trigger U2 and a circuit breaker U3. The positive end of the battery pack U1 is connected to the input power supply, the negative end of the battery pack is connected to the ground wire GND, the output end of the battery pack U1 is connected to the trigger U2 pin 8, the trigger U2 pin 2 is connected to the timer U4 pin 8, the trigger U2 pin 1 is connected to the emitter end of the transistor Q2, the trigger U2 pin 6 is connected to the ground wire GND, the trigger U2 pin 3 is connected to the circuit breaker U3 pin 1, the trigger U2 pin 7 is connected to one end of the resistor R2, the circuit breaker U3 pin 4 is connected to the first motor, the circuit breaker U3 pin 3 is connected to the second motor, and the circuit breaker U3 is connected to the light bulb.

[0025] A method for adjusting a vehicle lighting angle adjustment frame, used to implement the lighting angle adjustment frame, comprising:

[0026] First, fix the bulb on the lamp holder by threaded connection, and the lamp holder is placed in the universal ball and fixed by snap fit. The universal ball is movably connected to the lampshade, and the universal ball can rotate freely in the lampshade;

[0027] The first motor drives the swing rod to move through the bevel gear set, one end of the swing rod is connected to the moving plate through a rectangular hole, and the position of the light bulb is moved horizontally;

[0028] The output shaft of the second motor is connected to a screw rod, which passes through a screw hole on the movable plate and is threadedly connected to a nut; when the second motor rotates, the screw rod drives the movable plate to move along the direction of the screw rod, and moves the position of the light bulb in a vertical direction;

[0029] The control module receives signals from each sensor and controls the actions of the first motor and the second motor according to a preset logic;

[0030] The displacement sensing unit is used to detect the distance change when the vehicle turns, and the light detection unit is used to detect the brightness of the light around the vehicle. The displacement sensing unit detects the change of the turning distance of the vehicle through the combination of the magnetic metal block and the coil L. When the vehicle turns, the relative position between the magnetic metal block and the coil L changes, resulting in the change of the induced electromotive force in the coil L, thereby controlling the conduction state of the transistor Q3 and controlling the operation of the first motor;

[0031] The speed sensor Z1 detects the vehicle's speed, converts the speed signal into an electrical signal, and controls the working state of the circuit through the transistor Q2;

[0032] The light detection unit detects the light intensity of the surrounding environment through the light sensor G1. The light sensor G1 converts the light signal into an electrical signal, and transmits the signal to the timer U4 and the transistor Q1 through the resistor R1 and the resistor R2. The timer U4 is used to generate a delay or pulse signal, and controls the lighting of the bulb according to the signal of the light sensor G1;

[0033] The trigger unit determines whether to start the first motor and the second motor through the trigger U2 according to the signals provided by the displacement sensing unit, the rotation speed detection unit and the light detection unit, and the circuit breaker U3 detects the operating status of the power supply in transmission.

[0034] Beneficial effects: The present invention provides a vehicle lighting angle adjustment frame and an adjustment method thereof, which enables the lamp holder to rotate freely in multiple directions through a universal ball setting, thereby increasing the flexibility of adjustment; allowing the lamp holder to adjust the angle in the three-dimensional space within the lampshade to achieve multi-angle lighting;

[0035] The lead screw and the nut realize linear motion through threaded connection, control the position of the moving plate, convert the rotational motion of the second motor into linear motion, and realize the adjustment of the vertical direction of the moving plate.

[0036] The swing rod and the bevel gear set realize multi-dimensional adjustment, increase the adjustment range, and drive the gears inside the bevel gear set through the first motor to realize the swing rod, thereby further controlling the swing of the moving plate;

[0037] The first motor and the second motor drive the lead screw or the bevel gear set by rotation to adjust the lighting angle;

[0038] The control module controls the operation of the first motor and the second motor according to different input signals (such as vehicle steering, driving speed, light brightness), realizes intelligent regulation, and improves the safety and comfort of the vehicle;

[0039] The displacement sensing unit detects the vehicle's steering angle and provides input signals to the control module, which automatically adjusts the lighting angle according to the vehicle's steering situation to improve the field of vision when turning at night;

[0040] The light detection unit detects the brightness of the light around the vehicle and provides input signals to the control module, which automatically adjusts the light intensity or turns it on and off according to the external light conditions, saving energy and improving safety;

[0041] The trigger unit controls the start and stop of the motor according to the instruction of the control module, so as to ensure that the first motor and the second motor work according to the predetermined program and realize precise control;

[0042] Through intelligent control, the lighting angle is automatically adjusted according to the vehicle's driving status and changes in the external environment to improve driving safety and comfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 It is a three-dimensional diagram of the adjustment frame of the present invention.

[0044] Figure 2 It is the front view of the adjustment frame of the present invention.

[0045] Figure 3 It is a top view of the adjustment frame of the present invention.

[0046] Figure 4 It is a bottom view of the adjustment frame of the present invention.

[0047] Figure 5 It is a schematic diagram of the rotation of the adjustment frame of the present invention.

[0048] Figure 6 This is a control circuit diagram of the regulating rack of the present invention.

[0049] The reference numerals in the drawings are: 1, universal ball; 2, moving plate; 3, rocker arm; 4, frame; 21, rectangular hole; 22, screw hole; 41, cross plate; 42, second motor; 43, first motor; 100, lamp holder; 101, bulb; 421, screw rod; 431, bevel gear set. DETAILED DESCRIPTION

[0050] The applicant believes that the traditional manual adjustment method has the following disadvantages: the driver needs to manually adjust the angle of the lights during driving, which is very inconvenient for the driver, especially when driving at high speeds or under complex road conditions, and manual adjustment can easily distract the driver and increase the risk of traffic accidents.

[0051] In order to solve the problems existing in the prior art, the present invention uses a vehicle lighting angle adjustment frame and an adjustment method thereof to achieve control of the lighting of the bulb and adjustment of the bulb position under different vehicle rotation directions, vehicle driving speeds, and vehicle driving lighting environments.

[0052] The present invention will be further described in detail below through embodiments and in conjunction with the accompanying drawings.

[0053] In this application, we propose a vehicle lighting angle adjustment frame and an adjustment method thereof, wherein the vehicle lighting angle adjustment frame includes:

[0054] A lamp holder 100, a bulb 101 mounted on the lamp holder 100, and an adjustment assembly sleeved on the lamp holder 100; the bulb 101 is threadedly connected to the lamp holder 100, and the lamp holder 100 is placed in the universal ball 1 and snap-fitted with the universal ball 1;

[0055] The adjustment assembly includes a universal ball 1 sleeved on the lamp holder 100, a movable plate 2 installed on one side of the universal ball 1, a lampshade sleeved on the universal ball 1, a frame 4 installed on one side of the lampshade and arranged parallel to the movable plate 2, a transverse plate 41 and a first motor 43 installed in the frame 4, and a second motor 42 installed on the first motor 43, the movable plate 2 is fixedly connected to the universal ball 1, the lampshade is fixed to the frame of the vehicle by screws, the universal ball 1 is movably connected to the lampshade, the frame 4 is connected to the lampshade by screws, the first motor 43 is connected to the frame 4 by screws, and the second motor 42 is connected to the first motor 43 by screws.

[0056] The output shaft of the second motor 42 is provided with a screw rod 421, and the screw rod 421 is fixedly connected to the output shaft of the second motor 42, the screw rod 421 is clearance-matched with the movable plate 2, and the nut is clearance-matched with the screw hole 22; the screw rod 421 passes through the movable plate 2, and the movable plate 2 is provided with a screw hole 22 at the position of the screw rod 421, and a nut threadedly connected to the screw rod 421 is provided at the screw hole 22, and a swing rod 3 is provided on the horizontal plate 41, and the swing rod 3 is L-shaped. One end of the swing rod 3 is movably connected to the cross plate 41, and the other end of the swing rod 3 is placed in the rectangular hole 21. The swing rod 3 is connected to the first motor 43 via the bevel gear set 431; the swing rod 3 passes through the movable plate 2 and the movable plate 2 is provided with a rectangular hole 21 at the swing rod 3, and the cross plate 41 is provided with a bevel gear set 431, and the bevel gear set 431 is respectively connected to the output shaft of the first motor 43 and one end of the swing rod 3, and the nut and the screw hole 22 are covered with a cover plate installed on the screw rod of the movable plate 2.

[0057] A control module for electrically connecting the first motor 43 and the second motor 42;

[0058] The control module includes a displacement sensing unit for detecting the steering distance of the vehicle; the displacement sensing unit includes a magnetic metal block installed at the steering position of the vehicle, a coil L close to the magnetic metal block, a resistor R3 and a transistor Q3, one end of the coil L is connected to pin 1 of the transistor Q3, and the other end of the coil L is connected to one end of the resistor R3.

[0059] A light detection unit for detecting the brightness of the light around the vehicle; the light detection unit comprises a resistor R2, a light sensor G1, a resistor R1, a timer U4 and a transistor Q1.

[0060] One end of the resistor R2 in the light detection unit is connected to the other end of the resistor R3, one end of the resistor R1 and the pin 5 of the timer U4, the other end of the resistor R2 is connected to one end of the light sensor G1, the other end of the light sensor G1 is connected to the base end of the transistor Q1, the collector end of the transistor Q1 is connected to the other end of the resistor R1, and the emitter end of the transistor Q1 is connected to the pin 7 of the timer U4.

[0061] A rotation speed detection unit for detecting the vehicle's running speed; the rotation speed detection unit comprises a rotation speed sensor Z1 and a transistor Q2.

[0062] The speed sensor Z1 pin 1 and pin 3 of the speed detection unit are connected to the other end of the uniform resistor R3 and the collector end of the transistor Q2, the speed sensor Z1 pin 4 is connected to the ground wire GND, and the speed sensor Z1 pin 2 is connected to the base end of the transistor Q2.

[0063] A trigger unit that drives the light irradiation angle according to the rotation speed detection unit, the light detection unit and the displacement sensing unit; the trigger unit includes a battery pack U1, a trigger U2 and a circuit breaker U3.

[0064] The positive terminal of the battery pack U1 in the trigger unit is connected to the input power supply, the negative terminal of the battery pack is connected to the ground wire GND, the output terminal of the battery pack U1 is connected to the trigger U2 pin 8, the trigger U2 pin 2 is connected to the timer U4 pin 8, the trigger U2 pin 1 is connected to the emitter terminal of the transistor Q2, the trigger U2 pin 6 is connected to the ground wire GND, the trigger U2 pin 3 is connected to the circuit breaker U3 pin 1, the trigger U2 pin 7 is connected to one end of the resistor R2, the circuit breaker U3 pin 4 is connected to the first motor 43, the circuit breaker U3 pin 3 is connected to the second motor 42, and the circuit breaker U3 is connected to the bulb 101.

[0065] A method for adjusting a vehicle lighting angle adjustment frame, used to implement the lighting angle adjustment frame, comprising:

[0066] First, the bulb 101 is fixed on the lamp holder 100 by threaded connection, and the lamp holder 100 is placed in the universal ball 1 and fixed by snap fit. The universal ball 1 is movably connected to the lampshade, and the universal ball 1 can rotate freely in the lampshade;

[0067] The first motor 43 drives the swing rod 3 to move through the bevel gear set 431. One end of the swing rod 3 is connected to the moving plate 2 through the rectangular hole 21, so as to move the position of the light bulb 101 in the horizontal direction.

[0068] The output shaft of the second motor 42 is connected to the screw rod 421, which passes through the screw hole 22 on the moving plate 2 and is threadedly connected to the nut; when the second motor 42 rotates, the screw rod 421 drives the moving plate 2 to move along the direction of the screw rod 421, and moves the position of the light bulb 101 in the vertical direction;

[0069] The control module receives the signals from each sensor and controls the actions of the first motor 43 and the second motor 42 according to a preset logic;

[0070] The displacement sensing unit is used to detect the distance change when the vehicle turns, and the light detection unit is used to detect the brightness of the light around the vehicle. The displacement sensing unit detects the change of the turning distance of the vehicle through the combination of the magnetic metal block and the coil L. When the vehicle turns, the relative position between the magnetic metal block and the coil L changes, resulting in the change of the induced electromotive force in the coil L, thereby controlling the conduction state of the transistor Q3 and controlling the operation of the first motor 43;

[0071] The speed sensor Z1 detects the vehicle's speed, converts the speed signal into an electrical signal, and controls the working state of the circuit through the transistor Q2;

[0072] The light detection unit detects the light intensity of the surrounding environment through the light sensor G1. The light sensor G1 converts the light signal into an electrical signal, and transmits the signal to the timer U4 and the transistor Q1 through the resistor R1 and the resistor R2. The timer U4 is used to generate a delay or pulse signal, and controls the lighting of the light bulb 101 according to the signal of the light sensor G1.

[0073] The trigger unit determines whether to start the first motor 43 and the second motor 42 through the trigger U2 according to the signals provided by the displacement sensing unit, the speed detection unit and the light detection unit, and the circuit breaker U3 detects the operating status of the power supply in transmission.

[0074] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes may be made to it in form and detail without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A vehicle lighting angle adjustment frame, comprising: A lamp holder, a bulb mounted on the lamp holder, and an adjustment assembly sleeved on the lamp holder; The invention is characterized in that the adjustment assembly comprises a universal ball sleeved on the lamp holder, a movable plate installed on one side of the universal ball, a lampshade sleeved on the universal ball, a frame installed on one side of the lampshade and arranged parallel to the movable plate, a horizontal plate and a first motor installed in the frame, and a second motor installed on the first motor. The output shaft of the second motor is provided with a screw rod, the screw rod passes through the movable plate and the movable plate is provided with a screw hole at the position of the screw rod, the screw hole is provided with a nut threadedly connected to the screw rod, the cross plate is provided with a rocker rod, the rocker rod passes through the movable plate and the movable plate is provided with a rectangular hole at the rocker rod, the cross plate is provided with a bevel gear set, and the bevel gear set is respectively connected to the output shaft of the first motor and one end of the rocker rod.

2. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: The light bulb is threadedly connected to the lamp holder, and the lamp holder is placed in the universal ball and is buckled with the universal ball.

3. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: The movable plate is fixedly connected to the universal ball, the lampshade is fixed to the frame of the vehicle by screws, and the universal ball is movably connected to the lampshade.

4. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: The frame is connected to the lampshade through screws, the first motor is connected to the frame through screws, and the second motor is connected to the first motor through screws.

5. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: The screw rod is fixedly connected to the output shaft of the second motor, the screw rod is clearance-matched with the moving plate, and the nut is clearance-matched with the screw hole.

6. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: The swing rod is L-shaped, one end of the swing rod is movably connected to the horizontal plate, the other end of the swing rod is placed in the rectangular hole, and the swing rod is connected to the first motor via a bevel gear set.

7. The vehicle lighting angle adjustment stand according to claim 1, characterized in that: Also included is a control module for electrically connecting the first motor and the second motor; The control module includes a displacement sensing unit for detecting the steering distance of the vehicle; A light detection unit for detecting the brightness of the light around the vehicle; A rotation speed detection unit for detecting the vehicle's running speed; A trigger unit that drives the light irradiation angle according to the rotation speed detection unit, the light detection unit and the displacement sensing unit; The displacement sensing unit includes a magnetic metal block installed at the steering position of the vehicle, a coil L close to the magnetic metal block, a resistor R3 and a transistor Q3, one end of the coil L is connected to pin 1 of the transistor Q3, and the other end of the coil L is connected to one end of the resistor R3.

8. The vehicle lighting angle adjustment frame according to claim 7, characterized in that: The light detection unit includes a resistor R2, a light sensor G1, a resistor R1, a timer U4 and a transistor Q1, one end of the resistor R2 is connected to the other end of the resistor R3, one end of the resistor R1 and a pin 5 of the timer U4, the other end of the resistor R2 is connected to one end of the light sensor G1, the other end of the light sensor G1 is connected to the base end of the transistor Q1, the collector end of the transistor Q1 is connected to the other end of the resistor R1, and the emitter end of the transistor Q1 is connected to the pin 7 of the timer U4. The speed detection unit includes a speed sensor Z1 and a transistor Q2, wherein the pin 1 and the other end of the uniform resistor R3 of the speed sensor Z1 are connected to the collector end of the transistor Q2, the pin 4 of the speed sensor Z1 is connected to the ground wire GND, and the pin 2 of the speed sensor Z1 is connected to the base end of the transistor Q2; The trigger unit includes a battery pack U1, a trigger U2 and a circuit breaker U3. The positive end of the battery pack U1 is connected to the input power supply, the negative end of the battery pack is connected to the ground wire GND, the output end of the battery pack U1 is connected to the trigger U2 pin 8, the trigger U2 pin 2 is connected to the timer U4 pin 8, the trigger U2 pin 1 is connected to the emitter end of the transistor Q2, the trigger U2 pin 6 is connected to the ground wire GND, the trigger U2 pin 3 is connected to the circuit breaker U3 pin 1, the trigger U2 pin 7 is connected to one end of the resistor R2, the circuit breaker U3 pin 4 is connected to the first motor, the circuit breaker U3 pin 3 is connected to the second motor, and the circuit breaker U3 is connected to the light bulb.

9. A method for adjusting a vehicle lighting angle adjustment frame, used to implement the lighting angle adjustment frame as described in any one of claims 1 to 8, characterized in that: include: First, fix the bulb on the lamp holder by threaded connection, and the lamp holder is placed in the universal ball and fixed by snap fit. The universal ball is movably connected to the lampshade, and the universal ball can rotate freely in the lampshade; The first motor drives the swing rod to move through the bevel gear set, one end of the swing rod is connected to the moving plate through a rectangular hole, and the position of the light bulb is moved horizontally; The output shaft of the second motor is connected to a screw rod, which passes through a screw hole on the movable plate and is threadedly connected to a nut; when the second motor rotates, the screw rod drives the movable plate to move along the direction of the screw rod, and moves the position of the light bulb in a vertical direction; The control module receives signals from each sensor and controls the actions of the first motor and the second motor according to a preset logic; The displacement sensing unit is used to detect the distance change when the vehicle turns, and the light detection unit is used to detect the brightness of the light around the vehicle. The displacement sensing unit detects the change of the turning distance of the vehicle through the combination of the magnetic metal block and the coil L. When the vehicle turns, the relative position between the magnetic metal block and the coil L changes, resulting in the change of the induced electromotive force in the coil L, thereby controlling the conduction state of the transistor Q3 and controlling the operation of the first motor; The speed sensor Z1 detects the vehicle's speed, converts the speed signal into an electrical signal, and controls the working state of the circuit through the transistor Q2; The light detection unit detects the light intensity of the surrounding environment through the light sensor G1. The light sensor G1 converts the light signal into an electrical signal, and transmits the signal to the timer U4 and the transistor Q1 through the resistor R1 and the resistor R2. The timer U4 is used to generate a delay or pulse signal, and controls the lighting of the bulb according to the signal of the light sensor G1; The trigger unit determines whether to start the first motor and the second motor through the trigger U2 according to the signals provided by the displacement sensing unit, the rotation speed detection unit and the light detection unit, and the circuit breaker U3 detects the operating status of the power supply in transmission.

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