Kart charging controller

Abstract

The utility model discloses a kart charging controller, which relates to the technical field of kart, and comprises a charging control module used for providing charging electric energy; the photovoltaic charging module is used for photoelectric adjustment and charging control; the first energy storage module and the second energy storage module are both used for storage control; the power supply detection module is used for performing power supply detection on the charging control module; the electric quantity detection control module is used for electric quantity detection and electric quantity size detection; the full-power detection module is used for full-power judgment; and the charging trigger module is used for controlling the charging work of the photovoltaic charging module. According to the kart charging controller, the charging control module provides charging electric energy for the first energy storage module and the second energy storage module, when the charging control module supplies power and the first energy storage module and the second energy storage module are not fully charged, the photovoltaic power supply module carries out auxiliary power supply, and when the charging control module is powered off, the photovoltaic power supply module supplies power to the first energy storage module and the second energy storage module. And preferentially charging the device with low electric quantity according to the electric quantity of the first energy storage module and the second energy storage module.

Description

Technical Field

[0001] The utility model relates to the technical field of go-karts, in particular to a go-kart charging controller. Background Art

[0002] Go-kart means miniature sports car, and its structure is extremely simple: a frame, a two-stroke engine, and four independent wheels constitute the whole of a go-kart. It is easy to drive, safe, and exciting, so it has quickly become popular around the world. In order to improve the endurance of the go-kart, a dual-battery power supply method is used. However, when charging the go-kart, the dual batteries also need to be controlled for charging. The single charging method can easily reduce the charging efficiency and increase the charging cost, so it needs to be improved. Utility Model Content

[0003] The embodiment of the utility model provides a kart charging controller to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A kart charging controller, comprising: a charging control module, a first energy storage module, a second energy storage module, a photovoltaic charging module, a power supply detection module, a power detection control module, a full power detection module and a charging trigger module;

[0006] A charging control module is used to receive AC power, rectify the AC power and adjust the current to output DC power;

[0007] A photovoltaic charging module, connected to the power detection control module, the first energy storage module, the second energy storage module and the charging trigger module, for performing photoelectric conversion and power regulation, for receiving a third control signal output by the power detection control module and a first trigger signal output by the charging trigger module and transmitting the regulated electric energy to the first energy storage module, for receiving a second control signal output by the power detection control module and a second trigger signal output by the charging trigger module and transmitting the regulated electric energy to the second energy storage module;

[0008] A first energy storage module, connected to the charging control module, for receiving the electric energy output by the charging control module and the photovoltaic charging module and storing the electric energy;

[0009] A second energy storage module, connected to the charging control module, for receiving the electric energy output by the charging control module and the photovoltaic charging module and storing the electric energy;

[0010] A power supply detection module, connected to the charging control module, for performing isolated power supply detection on the electric energy output by the charging control module and outputting a first control signal when power is off;

[0011] A power detection control module, connected to the power supply detection module, the first energy storage module and the second energy storage module, for detecting the power of the first energy storage module and the second energy storage module and outputting a first power signal and a second power signal respectively, for receiving a first control signal and performing a subtraction operation, for performing a subtraction process on the first power signal and the second power signal and outputting a second control signal when the first power signal is greater than the second power signal, and outputting a third control signal when the first power signal is less than the second power signal;

[0012] A full-power detection module, connected to the power detection control module, used to set a full-power threshold and compare the first power signal and the second power signal with the full-power threshold in voltage, and used to output a first comparison signal when the first power signal is greater than the power threshold, and output a second comparison signal when the second power signal is greater than the power threshold;

[0013] The charging trigger module is connected to the power supply detection module and the full-charge detection module, and is used to receive the first comparison signal and the second comparison signal, to perform signal transmission and output the first trigger signal and the second trigger signal respectively, and to receive the first control signal and stop the signal transmission.

[0014] As a further solution of the utility model: the charging control module includes a charging interface, a rectifier constant current regulating device, a first capacitor, a first diode and a second diode; the first energy storage module includes a first energy storage device; the second energy storage module includes a second energy storage device;

[0015] Preferably, the first end of the charging interface is connected to the input end of the rectifier constant current regulating device, the output end of the rectifier constant current regulating device is connected to one end of the first capacitor, the anode of the first diode and the anode of the second diode, the second end of the charging interface, the ground end of the rectifier constant current regulating device and the other end of the first capacitor are all grounded, the cathode of the first diode and the cathode of the second diode are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, and the second end of the first energy storage device and the second end of the second energy storage device are both grounded.

[0016] As a further solution of the utility model: the photovoltaic charging module includes a photovoltaic power supply device, a second capacitor, a first power tube, a second power tube, a third diode and a fourth diode;

[0017] Preferably, the first end of the photovoltaic power supply device is connected to one end of the second capacitor, the drain of the first power tube and the drain of the second power tube, the source of the first power tube and the source of the second power tube are respectively connected to the anode of the third diode and the anode of the fourth diode, the cathode of the third diode and the cathode of the fourth diode are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, the source of the first power tube is connected to the power detection control module, and the source of the second power tube is connected to the charging trigger module.

[0018] As a further solution of the utility model: the power detection control module includes a second resistor, a third resistor, a fourth resistor, a fifth resistor, a subtraction device, a first switch tube, a second power supply and a first inverter;

[0019] Preferably, the first end of the second resistor is connected to the first end of the first energy storage device, the second end of the second resistor is connected to an input end of the subtraction device and is grounded through a third resistor, the first end of the fourth resistor is connected to the second end of the second energy storage device, the second end of the fourth resistor is connected to the second input end of the subtraction device and is grounded through a fifth resistor, the power supply end of the subtraction device is connected to the emitter of the second switching tube, the collector of the second switching tube is connected to the second power supply, the base of the second switching tube is connected to the power supply detection module, the output end of the subtraction device is connected to the gate of the first power tube and the input end of the first inverter, and the output end of the first inverter is connected to the gate of the second power tube.

[0020] As a further solution of the utility model: the full-charge detection module includes a first comparator, a second comparator and a first threshold device;

[0021] Preferably, the in-phase end of the first comparator is connected to the in-phase end of the second comparator and the first threshold device, the inverting end of the first comparator and the inverting end of the second comparator are respectively connected to the second end of the fourth resistor and the second end of the fifth resistor, and the output end of the first comparator and the output end of the second comparator are connected to the charging trigger module.

[0022] As a further solution of the utility model: the power supply detection module includes a sixth resistor, a first optical coupler, a seventh resistor and a third power supply;

[0023] Preferably, the first end of the first optocoupler is connected to the output end of the rectifier constant current regulating device through the sixth resistor, the second end of the first optocoupler is grounded, the third end of the first optocoupler is connected to the base of the second switching tube and the charging trigger module and is connected to the third power supply through the seventh resistor, and the fourth end of the first optocoupler is grounded.

[0024] As a further solution of the utility model: the charging trigger module includes a first analog switch, a first power supply and a first switch tube;

[0025] Preferably, the third end and the eighth end of the first analog switch are respectively connected to the output end of the second comparator and the output end of the first comparator, the fourth end of the first analog switch is connected to the gate of the second power tube, the fifth end and the sixth end of the first analog switch are both connected to the collector of the first switch tube and connected to the first power supply through the first resistor, and the ninth end of the first analog switch is connected to the source of the first power tube.

[0026] Compared with the prior art, the beneficial effects of the utility model are as follows: the kart charging controller of the utility model comprises a charging control module providing charging power for the first energy storage module and the second energy storage module, and a power detection control module performs power detection and power size comparison on the first energy storage module and the second energy storage module, and a power supply detection module performs power supply detection on the charging control module, when the charging control module supplies power and the full power detection module detects that the first energy storage module and the second energy storage module are not fully charged, the charging trigger module controls the photovoltaic power supply module to perform auxiliary power supply, thereby improving the charging efficiency, and when the charging control module is powered off, according to the power size of the first energy storage module and the second energy storage module detected by the power detection control module, controls the photovoltaic charging module to perform priority charging control on the energy storage device with low power, thereby helping to reduce the charging cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0028] Figure 1 The present invention provides a schematic block diagram of a kart charging controller.

[0029] Figure 2 A circuit diagram of a kart charging controller provided in an example of the utility model.

[0030] Figure 3 This is a connection circuit diagram of the power supply detection module provided in an example of the utility model. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] In one embodiment, see Figure 1 , a kart charging controller, comprising: a charging control module 1, a first energy storage module 2, a second energy storage module 3, a photovoltaic charging module 4, a power supply detection module 5, a power detection control module 6, a full power detection module 7 and a charging trigger module 8;

[0033] Specifically, the charging control module 1 is used to receive AC power, rectify the AC power and adjust the current to output DC power;

[0034] The photovoltaic charging module 4 is connected to the power detection control module 6, the first energy storage module 2, the second energy storage module 3 and the charging trigger module 8, and is used for performing photoelectric conversion and power regulation, and is used for receiving the third control signal output by the power detection control module 6 and the first trigger signal output by the charging trigger module 8 and transmitting the regulated electric energy to the first energy storage module 2, and is used for receiving the second control signal output by the power detection control module 6 and the second trigger signal output by the charging trigger module 8 and transmitting the regulated electric energy to the second energy storage module 3;

[0035] A first energy storage module 2, connected to the charging control module 1, for receiving the electric energy output by the charging control module 1 and the photovoltaic charging module 4 and storing the electric energy;

[0036] A second energy storage module 3, connected to the charging control module 1, for receiving the electric energy output by the charging control module 1 and the photovoltaic charging module 4 and storing the electric energy;

[0037] A power supply detection module 5, connected to the charging control module 1, for performing isolated power supply detection on the electric energy output by the charging control module 1, and outputting a first control signal when power is off;

[0038] The power detection control module 6 is connected to the power supply detection module 5, the first energy storage module 2 and the second energy storage module 3, and is used to detect the power of the first energy storage module 2 and the second energy storage module 3 and output the first power signal and the second power signal respectively, and is used to receive the first control signal and perform subtraction, and is used to perform subtraction processing on the first power signal and the second power signal and output the second control signal when the first power signal is greater than the second power signal, and output the third control signal when the first power signal is less than the second power signal;

[0039] A full-power detection module 7 is connected to the power detection control module 6, and is used to set a full-power threshold and compare the voltage of the first power signal and the second power signal with the full-power threshold respectively, and is used to output a first comparison signal when the first power signal is greater than the power threshold, and output a second comparison signal when the second power signal is greater than the power threshold;

[0040] The charging trigger module 8 is connected to the power supply detection module 5 and the full-charge detection module 7, and is used to receive the first comparison signal and the second comparison signal, to perform signal transmission and output the first trigger signal and the second trigger signal respectively, and to receive the first control signal and stop the signal transmission.

[0041] In a specific embodiment, the charging control module 1 may adopt a charging control circuit composed of a charging device, etc. to provide charging power for the first energy storage module 2 and the second energy storage module 3; the first energy storage module 2 and the second energy storage module 3 may both adopt an energy storage circuit composed of an energy storage device to store and release electric energy; the photovoltaic charging module 4 may adopt a photovoltaic charging circuit composed of a photovoltaic power supply device, a power tube, etc. to perform photoelectric conversion, power regulation and electric energy transmission control; the power supply detection module 5 may adopt a power supply detection circuit composed of a photoelectric coupler, etc. to perform isolated power supply detection on the electric energy output by the charging control module 1; the power detection control module 6 may adopt a power detection control circuit composed of a resistor, a subtraction device, etc. to perform power detection and power size detection on the first energy storage module 2 and the second energy storage module 3; the full power detection module 7 may adopt a full power detection circuit composed of a comparator, etc. to perform full power detection on the first energy storage module 2 and the second energy storage module 3; the charging trigger module 8 may adopt a charging trigger circuit composed of an analog switch, etc., to stop signal transmission when the charging control module 1 is powered off, and to perform signal transmission when the charging control module 1 is powered on.

[0042] In another embodiment, see Figure 1 , Figure 2 and Figure 3 The charging control module 1 includes a charging interface, a rectifier constant current regulating device, a first capacitor C1, a first diode D1 and a second diode D2; the first energy storage module 2 includes a first energy storage device; the second energy storage module 3 includes a second energy storage device;

[0043] Specifically, the first end of the charging interface is connected to the input end of the rectifier constant current regulating device, the output end of the rectifier constant current regulating device is connected to one end of the first capacitor C1, the anode of the first diode D1 and the anode of the second diode D2, the second end of the charging interface, the ground end of the rectifier constant current regulating device and the other end of the first capacitor C1 are all grounded, the cathode of the first diode D1 and the cathode of the second diode D2 are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, and the second end of the first energy storage device and the second end of the second energy storage device are both grounded.

[0044] In a specific embodiment, the above-mentioned rectification constant current regulation device can be composed of a rectifier and a constant current charger to realize power rectification and constant current regulation; the above-mentioned first energy storage device and the second energy storage device can both be made of lithium batteries.

[0045] Further, the photovoltaic charging module 4 includes a photovoltaic power supply device, a second capacitor C2, a first power tube Q1, a second power tube Q2, a third diode D3 and a fourth diode D4;

[0046] Specifically, the first end of the photovoltaic power supply device is connected to one end of the second capacitor C2, the drain of the first power tube Q1 and the drain of the second power tube Q2, the source of the first power tube Q1 and the source of the second power tube Q2 are respectively connected to the anode of the third diode D3 and the anode of the fourth diode D4, the cathode of the third diode D3 and the cathode of the fourth diode D4 are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, the source of the first power tube Q1 is connected to the power detection control module 6, and the source of the second power tube Q2 is connected to the charging trigger module 8.

[0047] In a specific embodiment, the photovoltaic power supply device may be composed of a photovoltaic panel and a Boost circuit to realize photoelectric conversion and power regulation; the first power tube Q1 and the second power tube Q2 may both be N-channel enhancement type MOS tubes to supply power to the first energy storage device and the second energy storage device respectively.

[0048] Further, the power detection control module 6 includes a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a subtraction device, a second switch tube VT2, a second power supply VCC2 and a first inverter U2;

[0049] Specifically, a first end of the second resistor R2 is connected to a first end of the first energy storage device, a second end of the second resistor R2 is connected to an input end of the subtraction device and is grounded through a third resistor R3, a first end of the fourth resistor R4 is connected to a second end of the second energy storage device, a second end of the fourth resistor R4 is connected to a second input end of the subtraction device and is grounded through a fifth resistor R5, a power supply end of the subtraction device is connected to an emitter of a second switch tube VT2, a collector of the second switch tube VT2 is connected to a second power supply VCC2, a base of the second switch tube VT2 is connected to a power supply detection module 5, an output end of the subtraction device is connected to a gate of the first power tube Q1 and an input end of the first inverter U2, and an output end of the first inverter U2 is connected to a gate of the second power tube Q2.

[0050] In a specific embodiment, the second resistor R2 and the third resistor R3 sample the power of the first energy storage device, and the fourth resistor R4 and the fifth resistor R5 sample the power of the second energy storage device; the subtraction device can use a subtraction circuit composed of an OP07 operational amplifier to subtract the voltages of the two input signals, that is, the subtraction device subtracts the signal voltage input from the first input terminal from the signal voltage input from the second input terminal; the second switch tube VT2 can use an NPN transistor.

[0051] Further, the full-charge detection module 7 includes a first comparator A1, a second comparator A2 and a first threshold device;

[0052] Specifically, the in-phase end of the first comparator A1 is connected to the in-phase end of the second comparator A2 and the first threshold device, the inverting end of the first comparator A1 and the inverting end of the second comparator A2 are respectively connected to the second end of the fourth resistor R4 and the second end of the fifth resistor R5, and the output end of the first comparator A1 and the output end of the second comparator A2 are connected to the charging trigger module 8.

[0053] In a specific embodiment, both the first comparator A1 and the second comparator A2 can be LM397 comparators, and cooperate with the first threshold device to perform full-power detection, wherein the first threshold device provides a full-power threshold.

[0054] Further, the power supply detection module 5 includes a sixth resistor R6, a first optical coupler U3, a seventh resistor R7 and a third power supply VCC3;

[0055] Specifically, the first end of the first optocoupler U3 is connected to the output end of the rectifier constant current regulating device through the sixth resistor R6, the second end of the first optocoupler U3 is grounded, the third end of the first optocoupler U3 is connected to the base of the second switch tube VT2 and the charging trigger module 8 and is connected to the third power supply VCC3 through the seventh resistor R7, and the fourth end of the first optocoupler U3 is grounded.

[0056] In a specific embodiment, the first optical coupler U3 can be a PC817 photoelectric coupler.

[0057] Furthermore, the charging trigger module 8 includes a first analog switch U1, a first power supply VCC1 and a first switch tube VT1;

[0058] Specifically, the third end and the eighth end of the first analog switch U1 are connected to the output end of the second comparator A2 and the output end of the first comparator A1 respectively, the fourth end of the first analog switch U1 is connected to the gate of the second power tube Q2, the fifth end and the sixth end of the first analog switch U1 are both connected to the collector of the first switch tube VT1 and connected to the first power supply VCC1 through the first resistor, and the ninth end of the first analog switch U1 is connected to the source of the first power tube Q1.

[0059] In a specific embodiment, the first analog switch U1 may be CD4066; the first switch tube VT1 may be an NPN transistor, which cooperates with the first resistor and the first power supply VCC1 to control the conduction state of the first analog switch U1.

[0060] In a kart charging controller of the present embodiment, the charging interface is connected to the AC power, and the rectifying constant current regulating device rectifies and regulates the input electric energy to supply power to the first energy storage device and the second energy storage device. At the same time, the second resistor R2 and the third resistor R3 and the fourth resistor R4 and the fifth resistor R5 respectively sample the power of the first energy storage device and the second energy storage device. The first comparator A1 and the second comparator A2 cooperate with the first threshold device to judge the power status of the first energy storage device and the second energy storage device respectively, and when the power is not fully charged, the conduction state of the first power tube Q1 and the second power tube Q2 is controlled to realize that the photovoltaic power supply device provides auxiliary charging power for the first energy storage device and the second energy storage device. When the charging interface has no power, the first optical coupler U3 is turned off, the third power supply VCC3 and the seventh resistor R7 trigger the first switch tube VT1 and the second switch tube VT2 to turn on, so that the first analog switch U1 is turned off, and the subtraction device starts to work, and the subtraction device performs subtraction processing on the input power information. When the power of the first energy storage device is greater than the power of the second energy storage device, the second control signal output by the subtraction device is high level and controls the first power tube Q1 to turn on, and the photovoltaic power supply device supplies power to the second energy storage device. When the power of the first energy storage device is less than the power of the geothermal energy storage device, the subtraction device outputs a low level third control signal, which is inverted by the first inverter U2 to trigger the conduction of the second power tube Q2.

[0061] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0062] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A kart charging controller, characterized in that: The kart charging controller includes: a charging control module, a first energy storage module, a second energy storage module, a photovoltaic charging module, a power supply detection module, a power detection control module, a full power detection module and a charging trigger module; The charging control module is used to receive AC power, rectify the AC power and adjust the current to output DC power; The photovoltaic charging module is connected to the power detection control module, the first energy storage module, the second energy storage module and the charging trigger module, and is used for performing photoelectric conversion and power regulation, for receiving the third control signal output by the power detection control module and the first trigger signal output by the charging trigger module and transmitting the regulated electric energy to the first energy storage module, and for receiving the second control signal output by the power detection control module and the second trigger signal output by the charging trigger module and transmitting the regulated electric energy to the second energy storage module; The first energy storage module is connected to the charging control module and is used to receive the electric energy output by the charging control module and the photovoltaic charging module and store the electric energy; The second energy storage module is connected to the charging control module and is used to receive the electric energy output by the charging control module and the photovoltaic charging module and store the electric energy; The power supply detection module is connected to the charging control module and is used to perform isolated power supply detection on the electric energy output by the charging control module and output a first control signal when power is off; The power detection control module is connected to the power supply detection module, the first energy storage module and the second energy storage module, and is used to detect the power of the first energy storage module and the second energy storage module and output the first power signal and the second power signal respectively, and is used to receive the first control signal and perform subtraction, and is used to perform subtraction processing on the first power signal and the second power signal and output the second control signal when the first power signal is greater than the second power signal, and output the third control signal when the first power signal is less than the second power signal; The full-power detection module is connected to the power detection control module, and is used to set a full-power threshold and compare the first power signal and the second power signal with the full-power threshold in voltage, and is used to output a first comparison signal when the first power signal is greater than the power threshold, and output a second comparison signal when the second power signal is greater than the power threshold; The charging trigger module is connected to the power supply detection module and the full charge detection module, and is used to receive a first comparison signal and a second comparison signal, to perform signal transmission and output a first trigger signal and a second trigger signal respectively, and to receive a first control signal and stop signal transmission.

2. A kart charging controller according to claim 1, characterized in that: The charging control module includes a charging interface, a rectifier constant current regulating device, a first capacitor, a first diode and a second diode; the first energy storage module includes a first energy storage device; the second energy storage module includes a second energy storage device; The first end of the charging interface is connected to the input end of the rectifier constant current regulating device, the output end of the rectifier constant current regulating device is connected to one end of the first capacitor, the anode of the first diode and the anode of the second diode, the second end of the charging interface, the ground end of the rectifier constant current regulating device and the other end of the first capacitor are all grounded, the cathode of the first diode and the cathode of the second diode are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, and the second end of the first energy storage device and the second end of the second energy storage device are both grounded.

3. A kart charging controller according to claim 2, characterized in that: The photovoltaic charging module includes a photovoltaic power supply device, a second capacitor, a first power tube, a second power tube, a third diode and a fourth diode; The first end of the photovoltaic power supply device is connected to one end of the second capacitor, the drain of the first power tube and the drain of the second power tube, the source of the first power tube and the source of the second power tube are respectively connected to the anode of the third diode and the anode of the fourth diode, the cathode of the third diode and the cathode of the fourth diode are respectively connected to the first end of the first energy storage device and the first end of the second energy storage device, the source of the first power tube is connected to the power detection control module, and the source of the second power tube is connected to the charging trigger module.

4. A kart charging controller according to claim 3, characterized in that: The power detection control module includes a second resistor, a third resistor, a fourth resistor, a fifth resistor, a subtraction device, a first switch tube, a second power supply and a first inverter; The first end of the second resistor is connected to the first end of the first energy storage device, the second end of the second resistor is connected to an input end of the subtraction device and is grounded through the third resistor, the first end of the fourth resistor is connected to the second end of the second energy storage device, the second end of the fourth resistor is connected to the second input end of the subtraction device and is grounded through the fifth resistor, the power supply end of the subtraction device is connected to the emitter of the second switching tube, the collector of the second switching tube is connected to the second power supply, the base of the second switching tube is connected to the power supply detection module, the output end of the subtraction device is connected to the gate of the first power tube and the input end of the first inverter, and the output end of the first inverter is connected to the gate of the second power tube.

5. A kart charging controller according to claim 4, characterized in that: The full-charge detection module includes a first comparator, a second comparator and a first threshold device; The non-inverting end of the first comparator is connected to the non-inverting end of the second comparator and the first threshold device, the inverting end of the first comparator and the inverting end of the second comparator are respectively connected to the second end of the fourth resistor and the second end of the fifth resistor, and the output end of the first comparator and the output end of the second comparator are connected to the charging trigger module.

6. A kart charging controller according to claim 5, characterized in that: The power supply detection module includes a sixth resistor, a first optical coupler, a seventh resistor and a third power supply; The first end of the first optocoupler is connected to the output end of the rectifier constant current regulating device through the sixth resistor, the second end of the first optocoupler is grounded, the third end of the first optocoupler is connected to the base of the second switch tube and the charging trigger module and connected to the third power supply through the seventh resistor, and the fourth end of the first optocoupler is grounded.

7. A kart charging controller according to claim 6, characterized in that: The charging trigger module includes a first analog switch, a first power supply and a first switch tube; The third end and the eighth end of the first analog switch are connected to the output end of the second comparator and the output end of the first comparator respectively, the fourth end of the first analog switch is connected to the gate of the second power tube, the fifth end and the sixth end of the first analog switch are both connected to the collector of the first switch tube and connected to the first power supply through the first resistor, and the ninth end of the first analog switch is connected to the source of the first power tube.

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