CN216969865U - Car light control device and electric power-assisted bicycle - Google Patents

Abstract

The utility model provides a car light control device and an electric power-assisted bicycle, the device comprises a control module, a car light module, a switch key module and a power module, wherein the car light module comprises: the control module is respectively connected with the car light self-locking unit and the car light switch unit and is used for outputting a power supply self-locking signal to the car light self-locking unit and outputting a switch conducting signal to the car light switch unit; the vehicle lamp power supply unit is respectively connected with the vehicle lamp self-locking unit and the vehicle lamp switch unit; the car light switch unit is connected with the light-emitting unit; the switch key module is connected with the control module. The control module is arranged to send a power supply self-locking signal to the car lamp self-locking unit and send a switch conducting signal to the car lamp switch unit to realize the switching of the car lamp, so that a car lamp control circuit is simplified, and great convenience is brought to the riding of a vehicle.

Description

Car light control device and electric power-assisted bicycle

Technical Field

The utility model relates to the field of electric power-assisted bicycles, in particular to a lamp control device and an electric power-assisted bicycle.

Background

The electric power-assisted bicycle is a person traffic tool which takes a battery as an auxiliary energy source and is provided with components such as a motor, a controller, the battery, an instrument, a lamp, a sensor and the like in an electromechanical integration mode on the basis of a common bicycle. The lamp on the electric power-assisted bicycle is used for lighting the electric power-assisted bicycle and is an essential component of the electric power-assisted bicycle.

The lamp control circuit of the conventional electric bicycle mostly adopts the lamp control circuit of the motor vehicle. The circuit structure of the vehicle lamp control circuit is complex, and the problems of high hardware cost, low system stability and the like can be caused. Therefore, it is very important to design and develop a lamp control circuit of an electric power assisted bicycle with simple structure and convenient use.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a lamp control device and an electric power assisted bicycle, which can simplify a lamp control circuit of the vehicle and improve the safety of the lamp control circuit.

In order to achieve the above purpose, the embodiment of the present invention adopts the following technical solutions:

in a first aspect, the present invention provides a vehicle lamp control device, including: the control module, the car light module, the switch key module and the power module;

the lamp module for a vehicle includes: the device comprises a car lamp self-locking unit, a car lamp power supply unit, at least one car lamp switch unit and at least one light-emitting unit;

the control module is respectively connected with the car lamp self-locking unit and the car lamp switch unit and is used for outputting a power supply self-locking signal to the car lamp self-locking unit and outputting a switch conduction signal to the car lamp switch unit;

the power supply module is respectively connected with the car lamp power supply unit and the control module and is used for supplying power to the car lamp power supply unit and the control module;

the car light power supply unit is respectively connected with the car light self-locking unit and the car light switch unit and is used for starting after the car light self-locking unit receives the power supply self-locking signal and supplying power to the car light switch unit after the car light switch unit receives the switch conducting signal;

the car lamp switch unit is connected with the light-emitting unit and used for supplying power to the light-emitting unit to trigger the light-emitting unit to emit light;

the switch key module is connected with the control module and used for outputting a switch key signal to the control module.

Optionally, the control module includes: the controller power supply unit, the controller power supply self-locking unit and the control unit;

the controller power supply unit is connected with the switch key module;

the controller power supply unit is respectively connected with the controller power supply self-locking unit, the control unit and the power supply module;

the control unit is connected with the controller power supply self-locking unit;

the control unit is also connected with the car light self-locking unit and the car light switch unit.

Optionally, the controller power supply unit includes: the circuit comprises a first resistor, a second resistor, a first capacitor, a first triode and a first direct current voltage reducer;

one end of the first resistor is connected with the switch key module, and the other end of the first resistor is respectively connected with one end of the second resistor, the first end of the first triode and one end of the first capacitor;

the other end of the second resistor, the second end of the first triode and the other end of the first capacitor are respectively connected with the power supply module;

one end of the first direct current step-down transformer is connected with the third end of the first triode, and the other end of the first direct current step-down transformer is connected with the control unit and used for supplying power to the control unit.

Optionally, the controller power supply self-locking unit includes: the third resistor, the fourth resistor and the second triode;

one end of the third resistor is connected with the control unit;

the other end of the third resistor is connected with one end of the fourth resistor and the first end of the second triode, and the other end of the fourth resistor is grounded;

a second end of the second triode is respectively connected with the controller power supply unit and the switch key module, and a third end of the second triode is grounded;

optionally, the car light auto-lock unit includes: a fifth resistor, a sixth resistor and a third triode;

one end of the fifth resistor is connected with the control unit of the control module;

the other end of the fifth resistor is respectively connected with one end of the sixth resistor and the first end of a third triode, the second end of the third triode is connected with the vehicle lamp power supply unit, and the third end of the third triode and the other end of the sixth resistor are grounded;

optionally, the vehicle lamp power supply unit includes: the fourth resistor, the eighth resistor, the fourth triode and the second direct current voltage reducer are connected in series;

one end of the seventh resistor is connected to the power module and the second end of the fourth triode, the other end of the seventh resistor is connected to one end of the eighth resistor and the first end of the fourth triode, and the other end of the eighth resistor is connected to the second end of the third triode;

one end of the second direct current step-down transformer is connected with the third end of the fourth triode, and the other end of the second direct current step-down transformer is connected with the car lamp switch unit and used for supplying power to the car lamp switch unit.

Optionally, the vehicle lamp switch unit includes a fifth triode, a sixth triode, a ninth resistor, a tenth resistor, and a second capacitor;

a second end of the fifth triode is connected with the second direct-current step-down transformer and one end of the ninth resistor respectively, a third end of the fifth triode is connected with one end of the second capacitor and the light-emitting unit respectively, the other end of the second capacitor is grounded, and a first end of the fifth triode is connected with the other end of the ninth resistor and a second end of the sixth triode respectively;

the first end of the sixth triode is connected with the control unit;

and a third end of the sixth triode is connected with one end of the tenth resistor, and the other end of the tenth resistor is grounded.

Optionally, the switch button module includes: the switch key, the diode and the eleventh resistor;

one end of the diode is connected with the second end of the second triode and one end of the first resistor respectively, the other end of the diode is connected with one end of the switch key, the other end of the switch key is connected with one end of the eleventh resistor, and the other end of the eleventh resistor is grounded.

Optionally, the vehicle lamp module comprises a plurality of vehicle lamp switch units and a plurality of light emitting units;

each car light switch unit is respectively connected with the control module;

each car light switch unit is respectively connected with the car light power supply unit;

and each light-emitting unit is correspondingly connected with each car light switch unit one by one.

In a second aspect, another embodiment of the present invention provides an electric power assisted bicycle, which includes the lamp control device of the first aspect.

The utility model has the beneficial effects that:

the utility model provides a car light control device, which comprises a control module, a car light module, a switch key module and a power supply module, wherein the car light module comprises: the control module is respectively connected with the car light self-locking unit and the car light switch unit and used for outputting a power supply self-locking signal to the car light self-locking unit and outputting a switch conducting signal to the car light switch unit; the car light power supply unit is respectively connected with the car light self-locking unit and the car light switch unit and is used for starting after the car light self-locking unit receives the power supply self-locking signal and supplying power to the car light switch unit after the car light switch unit receives the switch conducting signal; the car lamp switch unit is connected with the light-emitting unit and used for supplying power to the light-emitting unit to trigger the light-emitting unit to emit light; and the switch key module is connected with the control module and used for inputting a switch key signal to the control module. The control module is arranged to send a power supply self-locking signal to the car lamp self-locking unit and send a switch conducting signal to the car lamp switch unit to realize the switching of the car lamp, so that a car lamp control circuit is simplified, and great convenience is brought to the riding of a vehicle.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a vehicle lamp control device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a control module according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a power supply unit of the controller according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a controller power supply self-locking unit according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a lamp self-locking unit according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a vehicle lamp power supply unit provided by the embodiment of the utility model;

fig. 7 is a schematic structural diagram of a vehicle lamp switch unit according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a switch key module according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a vehicle lamp module according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it should be understood that the drawings in the present invention are for illustrative and descriptive purposes only and are not used to limit the scope of the present invention. Additionally, it should be understood that the schematic drawings are not necessarily drawn to scale. The flowcharts used in this disclosure illustrate operations implemented according to some embodiments of the present invention. It should be understood that the operations of the flow diagrams may be performed out of order, and steps without logical context may be performed in reverse order or simultaneously. One skilled in the art, under the direction of this summary, may add one or more other operations to, or remove one or more operations from, the flowchart.

In addition, the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, it is only for convenience of describing the present invention and simplifying the description, but it is not necessary to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, it should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

Referring to fig. 1, a schematic structural diagram of a vehicle lamp control device according to an embodiment of the present invention is shown in fig. 1, where the device may include: a control module 10, a lamp module 11, a switch key module 12 and a power supply module 13.

Referring to fig. 1, the lamp module 11 includes a lamp self-locking unit 111, a lamp power supply unit 112, at least one lamp switching unit 113, and at least one light emitting unit 114. The self-locking can be realized by keeping a certain function or module in a certain state after receiving a preset signal, and if other signals are not received, the kept state cannot be changed until other preset signals are received, and the state kept before can be changed.

Optionally, the lamp power supply unit 112 may supply power to the lamp switch unit 113, the lamp self-locking unit 111 may enable the lamp power supply unit 112 to maintain a power supply state all the time, at least one lamp switch unit 113 may refer to that the lamp module 11 may include one lamp switch unit 113, two lamp switch units 113, or multiple lamp switch units 113, where the lamp switch unit 113 may be used to turn on or off a lamp, and at least one light emitting unit 114 may refer to that the lamp module may include one light emitting unit 114, two light emitting units 114, or multiple light emitting units 114, where the light emitting unit 114 may be a device for emitting light, such as specifically an LED lamp, an incandescent lamp, and the like, and the light emitting unit 114 may also include multiple light emitting units, such as a headlight, a turn signal lamp, a brake lamp, and a running lamp.

With reference to fig. 1, the control module 10 is connected to the lamp self-locking unit 111 and the lamp switch unit 113, specifically, the control module 10 may be electrically connected to the lamp self-locking unit 111 through a wire, and configured to output a power supply self-locking signal to the lamp self-locking unit 111, where the power supply self-locking signal may be a continuous high-level signal, for example, a signal "1" with a duration of 5 s; the control module 10 may be electrically connected to the lamp switch unit 113 through a wire, and is configured to output a switch-on signal to the lamp switch unit 113, where the switch-on signal may be a continuous high-level signal, and specifically, may be, for example, a signal "1" with a duration of 5 s.

With continued reference to fig. 1, the power module 13 is connected to the lamp power supply unit 112 and the control module 10, and specifically, the power module 13 may be electrically connected to the lamp power supply unit 112 and the control module 10 through wires for supplying power to the lamp power supply unit 112 and the control module 10.

Continuing to refer to fig. 1, the lamp power supply unit 112 is connected to the lamp self-locking unit 111 and the lamp switch unit 113 respectively, specifically, the lamp power supply unit 112 is electrically connected to the lamp self-locking unit 111 through a wire, after the lamp self-locking unit 111 receives the power supply self-locking signal sent by the control module 10, the lamp self-locking unit 111 can start its self-locking function, so that the lamp self-locking unit 111, the lamp power supply unit 112 and the power module 13 form a loop, thereby enabling the lamp power supply unit 112 to continuously output the power supply voltage, the lamp power supply unit 112 is electrically connected to the lamp switch unit 113 through a wire, after the lamp switch unit 113 receives the switch conducting signal sent by the control module 10, the lamp switch unit 113 is turned on, thereby enabling the lamp power supply unit 112 to supply power to the lamp switch unit 113.

With continued reference to fig. 1, the lamp switch unit 113 is connected to the light emitting unit 114, and specifically, the lamp switch unit 113 may be electrically connected to the light emitting unit 114 through a wire, and after the lamp switch unit 113 receives the power supply from the lamp power supply unit 112, the light emitting unit 114 may be powered, so that the light emitting unit 114 may be triggered to emit light.

With reference to fig. 1, the switch key module 12 is connected to the control module 10, specifically, the switch key module 12 may be electrically connected to the control module 10 through a wire, when the switch key module 12 is pressed, the switch key module 12 may output a switch key signal, the control module 10 electrically connected to the switch key module 12 may receive the switch key signal, and the control module 10 may turn on the switch key module according to the received switch key signal, so that the power module 13 may supply power to the control module 10.

The switch key module 12 may be disposed on an instrument of a vehicle, the switch key module 12 includes a key, when a user presses the key of the switch key module 12, the switch key module 12 may output a switch key signal, and other modules connected to the switch key module 12 may receive the switch key signal, and turn on the other modules connected to the switch key module 12 according to the received switch key signal, so that the power module 13 may supply power to the turned-on modules; when the switch key module 12 is turned off, the switch key module can output a switch off signal, other modules connected with the switch key module 12 can receive the switch off signal, other modules connected with the switch key module 12 are turned off according to the received switch off signal, and then the power module 13 is powered off to the switch off module, that is, the switch key module 12 can correspondingly turn on or turn off other modules connected with the switch key module through the output signal, so that the power module 13 supplies power or powers off other modules.

In this embodiment, through set up control module, car light module, switch button module and power module in car light controlling means, wherein the car light module includes: the control module is respectively connected with the car light self-locking unit and the car light switch unit and used for outputting a power supply self-locking signal to the car light self-locking unit and outputting a switch conducting signal to the car light switch unit; the car light power supply unit is respectively connected with the car light self-locking unit and the car light switch unit and is used for starting after the car light self-locking unit receives the power supply self-locking signal and supplying power to the car light switch unit after the car light switch unit receives the switch conducting signal; the vehicle lamp switch unit is connected with the light-emitting unit and used for supplying power to the light-emitting unit to trigger the light-emitting unit to emit light; and the switch key module is connected with the control module and used for inputting a switch key signal to the control module. The control module is arranged to send a power supply self-locking signal to the car lamp self-locking unit and send a switch conducting signal to the car lamp switch unit to realize the switching of the car lamp, so that the car lamp control device is simplified, and great convenience is brought to the riding of a vehicle.

Referring to fig. 2, which is a schematic structural diagram of a control module according to an embodiment of the present invention, as shown in fig. 2, the control module 10 may include: a controller power supply unit 101, a controller power supply self-locking unit 102 and a control unit 103.

Optionally, the controller power supply unit 101 is connected to the switch key module 12, specifically, the controller power supply unit 101 may be electrically connected to the switch key module 12 through a wire, when the user presses the switch key module 12, the switch key module 12 outputs a switch key signal to the controller power supply unit 101, and the controller power supply unit 101 may turn on the unit according to the received switch key signal.

With continued reference to fig. 2, the controller power supply unit 101 is respectively connected to the controller power supply self-locking unit 102, the control unit 103, and the power module 13, specifically, the controller power supply unit 101 may be electrically connected to the controller power supply self-locking unit 102 through a wire, the controller power supply unit 101 may be electrically connected to one pin of the control unit 103 through a wire, and the controller power supply unit 101 may be electrically connected to the power module 13 through a wire.

When the controller power supply unit 101 receives the switch key signal, the controller power supply unit turns on the unit, so that the power module 13 can supply power to the control unit 103 through the turned-on controller power supply unit 101.

With reference to fig. 2, the control unit 103 is connected to the controller power supply self-locking unit 102, specifically, a pin of the control unit 103 may be electrically connected to the controller power supply self-locking unit 102 through a wire, when the control unit 103 receives a voltage provided by the power module 13 and normally operates, the control unit 103 may output a power supply self-locking signal to the controller power supply self-locking unit 102, and when the controller power supply self-locking unit 102 receives the power supply self-locking signal, the controller power supply unit 102, the controller power supply unit 101, and the power module 13 may form a loop, so that when the switch key signal is turned off, the controller power supply self-locking unit 102, the controller power supply unit 101, and the power module 13 may further form a loop, so that the controller power supply unit 101 may continuously supply power to the control unit 103, and the control unit 103 may continuously operate.

With continued reference to fig. 2, the control unit 103 is further connected to the lamp self-locking unit 111 and the lamp switch unit 113, specifically, one pin of the control unit 103 may be electrically connected to the lamp self-locking unit 111 through a wire, and one pin of the control unit 103 may be electrically connected to the lamp switch unit 113 through a wire; when the control unit 103 works normally, the control unit 103 can send a power supply self-locking signal to the car light self-locking unit 111, the car light self-locking unit 111 can conduct the unit circuit when receiving the power supply self-locking signal, and the control unit 103 can send a switch conducting signal to the car light switch unit 113, wherein the power supply self-locking signal and the switch conducting signal can be continuous high-level signals, and the unit circuit can be conducted when the car light switch unit 113 receives the switch conducting signal.

In this embodiment, the power supply module can continuously supply power to the control unit through the controller power supply unit by setting the control unit to send a power supply self-locking signal to the controller power supply self-locking unit during operation.

Referring to fig. 3, which is a schematic structural diagram of a controller power supply unit according to an embodiment of the present invention, as shown in fig. 3, the controller power supply unit 101 may include: a first resistor 1011, a second resistor 1012, a first capacitor 1013, a first transistor 1014, and a first dc-voltage reducer 1015.

With reference to fig. 3, one end of the first resistor 1011 is connected to the switch key module 12, and specifically, one end of the first resistor 1011 may be electrically connected to the switch key module 12 through a wire; the other end of the first resistor 1011 is connected to one end of the second resistor 1012, the first end of the first transistor 1014, and one end of the first capacitor 1013, and the other end of the second resistor 1012, the second end of the first transistor 1014, and the other end of the first capacitor 1013 are connected to the power module 13.

The first triode may be a PNP triode, the first end of the first triode may be a base, the second end of the first triode may be an emitter, the circuit may be turned on or off according to the voltage values of the first and second ends of the first triode, and the first capacitor 1013 may maintain the stability of the circuit voltage, so that the voltage loaded in the second resistor 1012 and the circuit may be maintained stable.

It should be noted that the resistor may be a carbon film resistor, a cement resistor or a wire winding resistor, or may be a conventional resistor with a fixed resistance value, the resistance value of the resistor may be set correspondingly according to the actual needs of the circuit, and the triode may be a silicon crystal triode or a germanium crystal triode; the capacitor can be a ceramic capacitor, a tantalum capacitor, a polypropylene capacitor and the like, and the corresponding capacitor can be selected according to the actual requirement of the circuit.

With reference to fig. 3, one end of the first dc reducer 1015 is connected to the third end of the first transistor 1014, where the third end of the first transistor 1014 may be a collector, and the other end of the first dc reducer 1015 is connected to a pin of the control unit 103, so as to supply power to the control unit 103, so that the control unit 103 can work normally. If the voltage required by the control unit 103 to operate is 5v, the voltage reduced by the first dc voltage reducer 1015 is 5v, and the first dc voltage reducer 1015 may use an LV2826 chip.

In one example, when the switch key module 12 connected to the first resistor 1011 is pressed, the switch key module 12, the controller power supply unit 101 and the power module 13 form a loop, the first resistor 1011 and the second resistor 1012 form a voltage dividing circuit, the emitter of the second end of the first triode 1014 is loaded with the voltage of the power module 13, the base of the first end of the first triode 1014 is loaded with the voltage divided by the first resistor 1011 and the second resistor 1012 to the power module, the voltage at the emitter of the second terminal of the first transistor 1014 is higher than the voltage at the base of the first terminal, thereby turning on the first transistor 1014, the third terminal of the first transistor 1014 is applied with the voltage of the power supply module 13, is stepped down by a first dc step-down 1015 to the voltage required by the control unit, e.g. 5v, and outputs the voltage after voltage reduction to the control unit 103, so that the control unit normally works.

Referring to fig. 4, which is a schematic structural diagram of a controller power supply self-locking unit according to an embodiment of the present invention, as shown in fig. 4, the controller power supply self-locking unit 102 includes: a third resistor 1021, a fourth resistor 1022, and a second transistor 1023.

Optionally, one end of the third resistor 1021 is connected to the control unit 103, specifically, one end of the third resistor 1021 may be electrically connected to a pin of the control unit 103 through a wire, and may receive a power supply self-locking signal sent by the control unit 103, the other end of the third resistor 1021 is connected to one end of the fourth resistor 1022 and a first end of the second triode 1023, a second end of the second triode 1023 is connected to the controller power supply unit 101 and the switch key module 12, specifically, a second end of the second triode 1023 may be electrically connected to a pin of the controller power supply unit 101 through a wire, and a third end of the second triode 1023 is grounded.

Wherein, the second triode 1023 can be an NPN type triode, then the first terminal of the second triode 1023 is the base of the triode, the second terminal of the second triode 1023 is the collector of the triode, the third terminal of the second triode 1023 is the emitter, when the control unit 103 is powered on, it sends a power supply self-locking signal to one end of the third resistor 1021, the power supply lock signal may be a continuous high level, which is not higher than the voltage required by the control unit, e.g. 5v, when the third resistor 1021 receives the power supply self-locking signal, the third resistor 1021 and the fourth resistor 1022 form a voltage divider circuit, the voltage at the base of the second transistor 1023 is the divided voltage of the third resistor 1021 and the fourth resistor 1022, the emitter of the second transistor 1023 is grounded, the base voltage of the second transistor 1023 is higher than the emitter voltage so that the second transistor 1023 conducts.

Referring to the controller power supply unit 101 of fig. 3 and the controller power supply self-locking unit 102 of fig. 4, after the second transistor 1023 is turned on, the second transistor 1023, the first resistor 1011, the second resistor 1012 and the power module 13 in fig. 3 form a loop, even if the switch key module 12 is turned off, the voltage loaded on the emitter of the second end of the first transistor 1014 is still higher than the voltage on the base of the first end of the first transistor 1014, so that the first transistor 1014 can be in a continuous on state, the power module 13 can be loaded on the collector of the third end of the first transistor 1014, and the voltage required by the control unit 103 can be output through the first dc step-down 1015, thereby completing the function of continuous power supply.

In this embodiment, the controller power supply self-locking unit and the controller power supply unit are arranged, so that the controller power supply unit can continuously supply power to the control unit even when the switch key is turned off.

Referring to fig. 5, a schematic structural diagram of a vehicle lamp self-locking unit according to an embodiment of the present invention is shown in fig. 5, where the vehicle lamp self-locking unit 111 includes: a fifth resistor 1111, a sixth resistor 1112, and a third transistor 1113.

Optionally, one end of the fifth resistor 1111 is connected to the control unit 103 of the control module 10, specifically, one end of the fifth resistor 1111 may be electrically connected to a pin of the control unit 103 through a wire, and the control unit 103 may send a power supply self-locking signal to the fifth resistor 1111, where the power supply self-locking signal may be a continuous high-level signal.

Optionally, the other end of the fifth resistor 1111 is connected to one end of the sixth resistor 1112 and the first end of the third transistor 1113, the second end of the third transistor 1113 is connected to the vehicle lamp power supply unit 112, and the third end of the third transistor 1113 and the other end of the sixth resistor 1112 are grounded together.

Optionally, the third triode 1113 may be an NPN-type triode, and the first end of the third triode 1113 is a base of the triode, the second end is a collector of the triode, and the third end is an emitter of the triode.

Optionally, after the one end of the fifth resistor 1111 receives the power supply self-locking signal sent by the control unit 103, that is, a continuous high level, the voltage applied to the base of the first end of the third transistor 1113 by the high level through the divided voltage of the fifth resistor 1111 and the sixth resistor 1112 is higher than the voltage of the emitter of the third end of the third transistor 1113, so that the third transistor 1113 is turned on, and the self-locking function of the circuit can be realized.

In this embodiment, the self-locking function of the car light self-locking unit can be started by sending a power supply self-locking signal to the car light self-locking unit when the control unit works.

Referring to fig. 6, a schematic structural diagram of a vehicle lamp power supply unit according to an embodiment of the present invention, as shown in fig. 6, the vehicle lamp power supply unit 112 may include: a seventh resistor 1121, an eighth resistor 1122, a fourth transistor 1123, and a second dc voltage reducer 1124.

With reference to fig. 6, one end of the seventh resistor 1121 is connected to the power module 13 and the second end of the fourth transistor 1123, the other end of the seventh resistor 1121 is connected to one end of the eighth resistor 1122 and the first end of the fourth transistor 1123, and the other end of the eighth resistor 1122 is connected to the second end of the third transistor 1113.

The fourth transistor 1123 may be a PNP transistor, and the first end of the fourth transistor 1123 is a base of the transistor, the second end is an emitter of the transistor, and the third end is a collector of the triode.

It should be noted that the eighth resistor 1122 may be replaced by two or more parallel resistors.

With reference to fig. 6, one end of the second dc voltage reducer 1124 is connected to the third end of the fourth transistor 1123, and the other end of the second dc voltage reducer 1124 is connected to the lamp switching unit 113, for supplying power to the lamp switching unit 113, wherein if the working voltage required by the lamp switching unit 113 is 6v, the voltage reduced by the second dc voltage reducer 1124 may be 6v, and the 6v voltage is directly applied to the lamp switching unit 113.

Referring to the circuit of the lamp self-locking unit 111 in fig. 5 and the circuit of the lamp power supply unit 112 in fig. 6, after the third transistor 1113 in fig. 5 is turned on, the lamp self-locking unit 111 and the lamp power supply unit 112 are further turned on by the connection of the second terminal of the third transistor 1113 and the eighth resistor 1122, the power module 13, the seventh resistor 1121, the eighth resistor 1122 and the third transistor 1113 form a loop, the voltage divided by the power module 13 through the seventh resistor 1121 and the eighth resistor 1122 is applied to the base of the first terminal of the fourth transistor 1123, the power module 13 is directly applied to the emitter of the second terminal of the fourth transistor 1123, the voltage of the emitter of the second terminal of the fourth transistor 1123 is higher than the voltage of the base of the first terminal, the fourth transistor 1123 is turned on, the power module 13 can be directly applied to the second dc voltage reducer 1124 through the collector of the fourth transistor 1123, the voltage required by the operation of the lamp switching unit is obtained after the voltage is reduced by the second dc voltage reducer 1124, for example, the reduced voltage is 6 v.

In this embodiment, through setting up being connected of third triode and eighth resistance, can make car light auto-lock unit and car light power supply unit and power module form the return circuit, make power module continuously supply power to car light power supply unit, car light power supply unit can last output voltage.

Referring to fig. 7, a schematic structural diagram of a vehicle light switch unit according to an embodiment of the present invention is shown in fig. 7, where the vehicle light switch unit 113 may include: a fifth transistor 1131, a sixth transistor 1132, a ninth resistor 1133, a tenth resistor 1134, and a second capacitor 1135.

With reference to fig. 7, a second end of the fifth triode 1131 is connected to the second dc voltage reducer 1124 and one end of the ninth resistor 1133, respectively, for receiving the voltage output by the second dc voltage reducer 1124, a third end of the fifth triode 1131 is connected to one end of the second capacitor 1135 and the light emitting unit 114, respectively, for providing the light emitting unit 114 with a required voltage, another end of the second capacitor 1135 is grounded, and a first end of the fifth triode 1131 is connected to another end of the ninth resistor 1133 and a second end of the sixth triode 1132, respectively.

Optionally, the fifth triode 1131 may be a PNP triode, and the first end of the fifth triode 1131 is a base of the triode, the second end of the fifth triode is an emitter of the triode, and the third end of the fifth triode is a collector of the triode.

With reference to fig. 7, the first end of the sixth triode 1132 is connected to the control unit 103, specifically, the first end of the sixth triode 1132 may be electrically connected to one pin of the control unit 103 through a wire, the control unit 103 sends a switching control signal to the first end of the sixth triode 1132, the sixth triode 1132 is turned on or turned off according to the received switching control signal, the third end of the sixth triode 1132 is connected to one end of the tenth resistor 1134, and the other end of the tenth resistor 1134 is grounded.

Optionally, the sixth triode 1132 may be an NPN type triode, and the first end of the sixth triode 1132 is a base, the second end is a collector of the triode, and the third end is an emitter of the triode.

Optionally, the switch control signal may be a switch on signal or a switch off signal, specifically, the switch on signal may be a high level for a duration, the switch off signal may be a low level for a duration, and the switch control signal may be a corresponding setting performed by the control unit 103 according to the vehicle speed of the vehicle itself, for example, when the vehicle speed is high, the control unit 103 may perform information processing through a preset program to output the switch on signal, and when the vehicle speed is slow, the control unit 103 may output the switch off signal.

With reference to fig. 7, after receiving the switch conducting signal, the sixth triode 1132 may turn on the triodes correspondingly, so that the ninth resistor 1133 and the tenth resistor 1134 form a series circuit, divide the voltage 6v loaded to the lamp switching unit 113, load the divided voltage to the base of the first end of the fifth triode 1131, and load the emitter of the second end of the fifth triode 1131 with 6v voltage, so that the voltage of the emitter of the second end of the fifth triode 1131 is higher than the voltage of the base of the first end, and turn on the fifth triode 1131, that is, load the 6v voltage to the collector output end of the fifth triode 1131, so as to supply power to the light emitting unit 114, and enable the light emitting unit 114 to emit light.

In this embodiment, the control unit is configured to send the switch control signal to the car light switch unit when operating, so that the car light switch unit can be turned on or off according to the received switch control signal, thereby controlling power supply or power off of the light emitting unit connected to the car light switch unit.

Referring to fig. 8, which is a schematic structural diagram of the switch key module according to an embodiment of the present invention, as shown in fig. 8, the switch key module 12 may include: switch button 121, diode 122, and eleventh resistor 123.

With reference to fig. 8, one end of the diode 122 is connected to the second end of the second transistor 1023 and one end of the first resistor 1011, the other end of the diode 122 is connected to one end of the switch key 121, the other end of the switch key 121 is connected to one end of the eleventh resistor 123, and the other end of the eleventh resistor 123 is grounded.

Optionally, with reference to fig. 3 and fig. 4, when the switch key 121 is pressed, the switch key module 12 is turned on, the eleventh resistor 123, the switch key 121, the first resistor 1011 and the second resistor 1012 form a loop, that is, the switch key module 12 and the controller power supply unit 101 form a loop, the power module 13 may supply power to the control unit 103 through the controller power supply unit 101, the control unit 103 sends a power supply self-locking signal to the controller power supply self-locking unit 102 after being powered on, the controller power supply self-locking unit 102 is turned on after receiving the power supply self-locking signal, and forms a loop with the controller power supply unit 101 and the control unit, even if the switch key 121 is turned off, the controller power supply unit 101 may also continuously supply power to the control unit 103, so that the control unit 103 normally operates.

Referring to fig. 9, which is a schematic structural diagram of a vehicle lamp module according to an embodiment of the present invention, as shown in fig. 9, the vehicle lamp module 11 may include a plurality of vehicle lamp switch units 113 and a plurality of light emitting units 114.

With continued reference to fig. 9, each of the lamp switch units 113 is respectively connected to the control module 10, and specifically, each of the lamp switch units 113 may be electrically connected to a pin of the control unit 103 in the control module 10 in a one-to-one correspondence manner through a wire, and is configured to receive a switch control signal, such as a switch conducting signal, sent by the corresponding pin of the control unit 103, so that a circuit of the lamp switch unit 113 is conducted.

With continued reference to fig. 9, each of the lamp switch units 113 is respectively connected to the lamp power supply unit 112, and specifically, each of the lamp switch units 113 may collect the corresponding wires on the same wire, and connect the collected wires to the lamp power supply unit 112, so that the lamp power supply unit 112 may supply power to the lamp switch unit 113.

With continued reference to fig. 9, each light switch unit 113 is connected to each light emitting unit 114 in a one-to-one correspondence manner, and each light switch unit 113 can supply power to the light emitting unit 114 connected to it.

In this embodiment, by providing a plurality of lamp switch units and a plurality of corresponding light-emitting units, each lamp switch unit can control the light-emitting unit corresponding thereto according to the received switch control signal, thereby implementing control of a plurality of different light-emitting units of the vehicle.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the present invention shall be covered thereby.

Claims (10)

1. A vehicle lamp control device characterized by comprising: the control module, the car light module, the switch key module and the power module;

the lamp module for a vehicle includes: the device comprises a car lamp self-locking unit, a car lamp power supply unit, at least one car lamp switch unit and at least one light-emitting unit;

the control module is respectively connected with the car lamp self-locking unit and the car lamp switch unit and is used for outputting a power supply self-locking signal to the car lamp self-locking unit and outputting a switch conduction signal to the car lamp switch unit;

the power supply module is respectively connected with the vehicle lamp power supply unit and the control module and is used for supplying power to the vehicle lamp power supply unit and the control module;

the car light power supply unit is respectively connected with the car light self-locking unit and the car light switch unit and is used for starting after the car light self-locking unit receives the power supply self-locking signal and supplying power to the car light switch unit after the car light switch unit receives the switch conducting signal;

the car lamp switch unit is connected with the light-emitting unit and used for supplying power to the light-emitting unit to trigger the light-emitting unit to emit light;

the switch key module is connected with the control module and used for outputting a switch key signal to the control module.

2. The vehicular lamp control device according to claim 1, wherein the control module comprises: the controller power supply unit, the controller power supply self-locking unit and the control unit are arranged on the controller;

the controller power supply unit is connected with the switch key module;

the controller power supply unit is respectively connected with the controller power supply self-locking unit, the control unit and the power supply module;

the control unit is connected with the controller power supply self-locking unit;

the control unit is also connected with the car light self-locking unit and the car light switch unit.

3. The vehicular lamp control device according to claim 2, wherein the controller power supply unit includes: the first resistor, the second resistor, the first capacitor, the first triode and the first direct current voltage reducer are connected in series;

one end of the first resistor is connected with the switch key module, and the other end of the first resistor is respectively connected with one end of the second resistor, the first end of the first triode and one end of the first capacitor;

the other end of the second resistor, the second end of the first triode and the other end of the first capacitor are respectively connected with the power supply module;

one end of the first direct current step-down transformer is connected with the third end of the first triode, and the other end of the first direct current step-down transformer is connected with the control unit and used for supplying power to the control unit.

4. The vehicular lamp control device according to claim 2, wherein the controller-powered self-locking unit comprises: the third resistor, the fourth resistor and the second triode;

one end of the third resistor is connected with the control unit;

the other end of the third resistor is connected with one end of the fourth resistor and the first end of the second triode, and the other end of the fourth resistor is grounded;

and the second end of the second triode is respectively connected with the controller power supply unit and the switch key module, and the third end of the second triode is grounded.

5. The lamp control device according to claim 2, wherein the lamp self-locking unit comprises: a fifth resistor, a sixth resistor and a third triode;

one end of the fifth resistor is connected with the control unit of the control module;

the other end of the fifth resistor is connected with one end of the sixth resistor and the first end of the third triode respectively, the second end of the third triode is connected with the vehicle lamp power supply unit, and the third end of the third triode and the other end of the sixth resistor are grounded.

6. The vehicular lamp control device according to claim 5, wherein the vehicular lamp power supply unit comprises: the fourth resistor, the eighth resistor, the fourth triode and the second direct current voltage reducer;

one end of the seventh resistor is connected to the power module and the second end of the fourth triode, the other end of the seventh resistor is connected to one end of the eighth resistor and the first end of the fourth triode, and the other end of the eighth resistor is connected to the second end of the third triode;

one end of the second direct current step-down transformer is connected with the third end of the fourth triode, and the other end of the second direct current step-down transformer is connected with the vehicle lamp switch unit and used for supplying power to the vehicle lamp switch unit.

7. The vehicular lamp control device according to claim 5, wherein the vehicular lamp switch unit comprises a fifth triode, a sixth triode, a ninth resistor, a tenth resistor and a second capacitor;

a second end of the fifth triode is respectively connected with a second direct current voltage reducer and one end of the ninth resistor, a third end of the fifth triode is respectively connected with one end of the second capacitor and the light emitting unit, the other end of the second capacitor is grounded, and a first end of the fifth triode is respectively connected with the other end of the ninth resistor and a second end of the sixth triode;

the first end of the sixth triode is connected with the control unit;

and a third end of the sixth triode is connected with one end of the tenth resistor, and the other end of the tenth resistor is grounded.

8. The vehicular lamp control device according to claim 4, wherein the switch key module comprises a switch key, a diode and an eleventh resistor;

one end of the diode is connected with the second end of the second triode and one end of the first resistor respectively, the other end of the diode is connected with one end of the switch key, the other end of the switch key is connected with one end of the eleventh resistor, and the other end of the eleventh resistor is grounded.

9. The vehicular lamp control device according to claim 1, wherein the vehicular lamp module includes a plurality of vehicular lamp switching units and a plurality of light emitting units;

each car light switch unit is respectively connected with the control module;

each vehicle lamp switch unit is respectively connected with the vehicle lamp power supply unit;

and each light-emitting unit is correspondingly connected with each car light switch unit one by one.

10. An electric power-assisted bicycle characterized in that it comprises a lamp control device according to any one of claims 1 to 9.

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