CN112355994A - Portable intelligent charging toolbox - Google Patents

Portable intelligent charging toolbox Download PDF

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Publication number
CN112355994A
CN112355994A CN202011238078.9A CN202011238078A CN112355994A CN 112355994 A CN112355994 A CN 112355994A CN 202011238078 A CN202011238078 A CN 202011238078A CN 112355994 A CN112355994 A CN 112355994A
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CN
China
Prior art keywords
resistor
capacitor
pin
diode
thyristor
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Granted
Application number
CN202011238078.9A
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Chinese (zh)
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CN112355994B (en
Inventor
林秋阳
田尖端
王从伟
沈恒坚
王能
张贤兴
张尧
刘开
陈辉
赵晨旭
江灏
赵溟雨
赵子驰
刘家琪
姜良萍
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Sanmen Nuclear Power Co Ltd
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Sanmen Nuclear Power Co Ltd
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Priority to CN202011238078.9A priority Critical patent/CN112355994B/en
Publication of CN112355994A publication Critical patent/CN112355994A/en
Application granted granted Critical
Publication of CN112355994B publication Critical patent/CN112355994B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
    • B25H3/02—Boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H5/00—Tool, instrument or work supports or storage means used in association with vehicles; Workers' supports, e.g. mechanics' creepers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Direct Current Feeding And Distribution (AREA)

Abstract

The invention relates to the technical field of power supply equipment, in particular to a mobile intelligent charging tool box which comprises a box body, a charging device and a charging device, wherein the box body is provided with a circuit board placing cavity, a storage battery placing cavity and a tool placing cavity; the photovoltaic panel is arranged on the outer wall of the box body; the circuit board is arranged in the circuit board placing cavity, is connected with the photovoltaic panel and comprises a solar direct-current charging circuit and a DC-AC inverter circuit; the storage battery is arranged in the storage battery placing cavity and is connected with the circuit board; and the power supply socket is arranged on the outer wall of the box body and connected with the storage battery. The mobile intelligent charging tool box can store tools and convert solar energy into electric energy for a test instrument to use, is convenient to carry, safe and reliable, reduces the workload of outdoor maintenance of workers, and improves the convenience of outdoor maintenance of the workers; the solar energy that can gather the photovoltaic board through the circuit of this application is high-efficient stably to be stored in the battery so that provide the power for the maintenance instrument.

Description

Portable intelligent charging toolbox
Technical Field
The invention relates to the technical field of power supply equipment, in particular to a movable intelligent charging tool box.
Background
During the overhaul of the power station bus, the condition that the power box is out of power for overhaul or the power box is out of power for upstream wall plug in a working area can be met, and at the moment, a temporary cable needs to be laid to provide power for tools and instruments used for overhaul. The temporary cable laying method has the defects of poor timeliness, large workload, strong interference and the like, and even has certain potential safety hazards.
The utility model with the application number of CN201420050984.X discloses a portable solar power supply box, which comprises a box body, a handle arranged on the box body and a power supply module arranged in the box body, wherein an output interface and an input interface are arranged in the box body, the power supply module is electrically connected with the output interface to supply power for external power utilization equipment, and the power supply module is electrically connected with the input interface so that a solar electric plate can store power for the power supply module; the box body is formed by mutually buckling an output panel and an input panel; the power supply module is arranged in a cavity enclosed by the output panel and the input panel, the output interface is arranged on the output panel, and the input interface is arranged on the input panel. The power supply box of this structure is less, portable, but because the illumination intensity of solar energy is constantly changeable, its maximum power input that can not realize solar energy, and the stability of its power supply is relatively poor.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a mobile intelligent charging tool box which can efficiently convert solar energy and has stable and reliable power supply.
The technical scheme adopted by the invention for solving the technical problems is as follows: a mobile intelligent charging tool box comprises
The box body is provided with a circuit board placing cavity, a storage battery placing cavity and a tool placing cavity;
the photovoltaic panel is arranged on the outer wall of the box body;
the circuit board is arranged in the circuit board placing cavity, is connected with the photovoltaic panel and comprises a solar direct-current charging circuit and a DC-AC inverter circuit;
the storage battery is arranged in the storage battery placing cavity and is connected with the circuit board;
and the power supply socket is arranged on the outer wall of the box body and connected with the storage battery.
This application portable intelligent charging toolbox both can deposit the instrument, can supply the tester to use solar energy conversion for the electric energy again, and convenient to carry, safe and reliable have reduced the work load that the staff overhauld, have improved the degree of convenience that the staff overhauld outdoors.
Preferably, the solar dc charging circuit includes a resistor R1, a resistor R2, a resistor R3, a resistor R4, an inductor L, a fet G, a diode D, a capacitor C, a resistor R6, a diode D1, and a capacitor C2, one end of the resistor R1 is connected to the positive electrode of the solar cell panel, the other end of the resistor R2 is connected to the negative electrode of the solar cell panel, one end of the resistor R3 is connected to the positive electrode of the battery, the other end of the resistor R4 is connected to the positive electrode of the battery, the other end of the resistor R4 is connected to the negative electrode of the battery, one end of the inductor L is connected to the positive electrode of the solar cell panel, the other end of the inductor L is connected to the positive electrode of the diode D, the negative electrode of the diode D is connected to the positive electrode of the battery, one end of the capacitor C is connected to the positive electrode of the battery, and the other end of the, The other end of the diode D is connected with the cathode of the storage battery, the drain electrode of the field-effect tube G is connected with the anode of the diode D, the source electrode of the diode D is connected with one end of the capacitor C2, the other end of the capacitor C2 is connected with the cathode of the solar cell panel and the cathode of the storage battery, one end of the resistor R6 is connected with the drain electrode of the field-effect tube G, the other end of the resistor R6 is connected with the source electrode of the field-effect tube G, the anode of the diode D1 is connected with the drain electrode of the field-effect tube G, and the cathode of the diode.
Preferably, the circuit board further includes a resistor R7, a resistor R8, a resistor R9, a resistor R10, a capacitor C3, a capacitor C4, an operational amplifier U1, and a sliding resistor RW1, one end of the resistor R7 is connected to a connection line between the resistor R1 and the resistor R2, the other end is connected to a forward input terminal of the operational amplifier U1, one end of the resistor R8 is connected to a connection line between the resistor R2 and a negative electrode of the solar panel, the other end is connected to a reverse input terminal of the operational amplifier U1, one end of the resistor R9 is connected to a connection line between the resistor R8 and the resistor R2, the other end is connected to an output terminal of the operational amplifier U1, the capacitor C3 is connected in parallel to the resistor R9, one end of the resistor R10 is connected to an output terminal of the operational amplifier U1, the other end of the capacitor C4 is connected to the other end of the capacitor C4, the sliding resistor RW1 is connected in parallel with the capacitor C4;
also comprises a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C5, a capacitor C6, an operational amplifier U2 and a sliding resistor RW2, one end of the resistor R11 is connected with the connecting line between the resistor R3 and the resistor R4, the other end is connected with the positive input end of the operational amplifier U2, one end of the resistor R12 is connected with a connecting wire between the resistor R4 and the cathode of the storage battery, the other end of the resistor R12 is connected with the inverting input end of the operational amplifier U2, one end of the resistor R13 is connected with the connecting line between the resistor R12 and the resistor R4, the other end is connected with the output end of the operational amplifier U2, the capacitor C5 is connected in parallel with the resistor R13, one end of the resistor R14 is connected with the output end of the operational amplifier U2, the other end is connected with one end of the capacitor C6, the other end of the capacitor C6 is grounded, and the sliding resistor RW2 is connected in parallel with the capacitor C6.
Preferably, the DC-AC inverter circuit includes a thyristor G1, a thyristor G2, a thyristor G3, a thyristor G4, a diode D2, a diode D3, a diode D4, a diode D5, a transformer T, an inductor L1, a capacitor C1, and a resistor R5, a drain of the thyristor G1 is connected to the positive electrode of the battery, a source thereof is connected to the drain of the thyristor G2, a source of the thyristor G2 is connected to the negative electrode of the battery, a drain of the thyristor G3 is connected to the positive electrode of the battery, a source thereof is connected to the drain of the thyristor G4, a source of the thyristor G4 is connected to the negative electrode of the battery, a positive electrode of the diode D2 is connected to the source of the thyristor G1, a negative electrode thereof is connected to the drain of the thyristor G1, a positive electrode of the diode D3 is connected to the source of the thyristor G2, and a negative electrode thereof is connected to the drain of the G2, the anode of the diode D4 is connected to the source of the thyristor G3, the cathode of the diode D5 is connected to the drain of the thyristor G3, the anode of the diode D5 is connected to the source of the thyristor G4, the cathode of the diode D5 is connected to the drain of the thyristor G4, the anode of the low-voltage end of the transformer T is connected to the source of the thyristor G1, the cathode of the low-voltage end of the transformer T is connected to the source of the thyristor G3, one end of the resistor R5 is connected to the anode of the high-voltage end of the transformer T, the other end of the resistor R5 is connected to one end of the inductor L1, the other end of the inductor L1 is connected to one end of the capacitor C1, and the other end of the capacitor C1 is.
Preferably, the circuit board further includes a transformer T1, a full-bridge rectifier diode DU1, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a capacitor C7, a capacitor C8, a sliding resistor RW3, and an operational amplifier U3, wherein a positive electrode of a high-voltage end of the transformer T1 is connected to a positive electrode of a high-voltage end of the transformer T, a negative electrode of the high-voltage end is connected to a connection line between the resistor R5 and an inductor L1, a positive electrode of a low-voltage end of the transformer T1 is connected to a second interface of the full-bridge rectifier diode DU1, a negative electrode of the low-voltage end is connected to a third interface of the full-bridge rectifier diode DU1, one end of the resistor R15 is connected to a first interface of the full-bridge rectifier diode DU1, the other end of the resistor R16 is connected to a forward input end of the operational amplifier U3, one end of the resistor R16 is connected to a, one end of the resistor R17 is connected to the interface four of the full-bridge rectifier diode DU1, the other end of the resistor R17 is connected to the output end of the operational amplifier U3, the capacitor C7 is connected to the resistor R17 in parallel, one end of the resistor R18 is connected to the output end of the operational amplifier U3, the other end of the resistor R18 is connected to one end of the capacitor C8, the other end of the capacitor C8 is grounded, and the sliding resistor RW3 is connected to the capacitor C8 in parallel;
the high-voltage power supply further comprises a transformer T2, a full-bridge rectifier diode DU2, a resistor R19, a resistor R20, a resistor R21, a resistor R22, a capacitor C9, a capacitor C10, a sliding resistor RW4 and an operational amplifier U4, wherein the anode of the high-voltage end of the transformer T2 is connected with a connecting line between the inductor L1 and the capacitor C1, the cathode of the high-voltage end is connected with the cathode of the high-voltage end of the transformer T, the anode of the low-voltage end of the transformer T2 is connected with the second interface of the full-bridge rectifier diode DU2, the cathode of the low-voltage end of the transformer T2 is connected with the third interface of the full-bridge rectifier diode DU2, one end of the resistor R19 is connected with the first interface of the full-bridge rectifier diode DU2, the other end of the resistor R2 is connected with the forward input end of the operational amplifier U4, one end of the resistor R9 is connected with the fourth interface of the full-bridge rectifier diode DU2, the other end of the resistor is connected with the output end of the operational amplifier U4, the capacitor C9 is connected with the resistor R21 in parallel, one end of the resistor R22 is connected with the output end of the operational amplifier U4, the other end of the resistor R22 is connected with one end of the capacitor C10, the other end of the capacitor C10 is grounded, and the sliding resistor RW4 is connected with the capacitor C10 in parallel.
Preferably, the circuit board further includes a driver chip B1, a capacitor C11, a capacitor C12, a diode D6, and a resistor R23, wherein one end of the capacitor C11 is connected to a VDD pin of the driver chip B1, the other end of the capacitor C11 is connected to a VSS pin of the driver chip B1, one end of the capacitor C12 is connected to a VB pin of the driver chip B1, the other end of the capacitor C12 is connected to a VS pin of the driver chip B1, an anode terminal of the diode D6 is connected to a VCC pin of the driver chip B1, a cathode terminal of the diode D6 is connected to a VS pin of the driver chip B1, one end of the resistor R23 is connected to an LO pin of the driver chip B1, the other end of the resistor R23 is connected to a gate of the field effect transistor G, the VS pin of the driver chip B1 is further connected to a source of a thyristor G1, the COM pin of the driver chip B1 is connected to a source of the field, the VSS pin and the COM pin of the driving chip B1 are grounded;
the driving circuit further comprises a driving chip B2, a capacitor C13, a capacitor C14, a diode D7, a resistor R24 and a resistor R25, wherein one end of the capacitor C13 is connected with a VDD pin of the driving chip B2, the other end of the capacitor C13 is connected with a VSS pin of the driving chip B2, one end of the capacitor C14 is connected with a VB pin of the driving chip B2, the other end of the capacitor C is connected with a VS pin of the driving chip B2, a positive electrode end of the diode D7 is connected with a VCC pin of the driving chip B2, a negative electrode end of the diode D7 is connected with a VS pin of the driving chip B2, one end of the resistor R24 is connected with an HO pin of the driving chip B2, the other end of the resistor R25 is connected with a gate of a thyristor LO 1, one end of the resistor R25 is connected with a thyristor pin of the driving chip B2, the other end of the resistor R2, a VS pin of the driving chip B2 is further connected with a source electrode 1 of, a VDD pin and a VB pin of the driving chip B2 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B2 are grounded;
the driving circuit further comprises a driving chip B3, a capacitor C15, a capacitor C16, a diode D8, a resistor R26 and a resistor R27, wherein one end of the capacitor C15 is connected with a VDD pin of the driving chip B3, the other end of the capacitor C15 is connected with a VSS pin of the driving chip B3, one end of the capacitor C16 is connected with a VB pin of the driving chip B3, the other end of the capacitor C is connected with a VS pin of the driving chip B3, a positive electrode end of the diode D8 is connected with a VCC pin of the driving chip B3, a negative electrode end of the diode D8 is connected with a VS pin of the driving chip B3, one end of the resistor R26 is connected with an HO pin of the driving chip B3, the other end of the resistor R27 is connected with a gate of a thyristor LO 3, one end of the resistor R27 is connected with a thyristor pin of the driving chip B3, the other end of the resistor R4, a VS pin of the driving chip B3 is further connected with a source electrode 3 of, the VDD pin and the VB pin of the driving chip B3 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B3 are grounded.
Preferably, the circuit board further comprises a microcontroller J1, wherein a pin PA0 of the microcontroller J1 is connected with an adjusting end of the sliding resistor RW1, a pin PA1 is connected with an adjusting end of the sliding resistor RW2, a pin PA2 is connected with an adjusting end of the sliding resistor RW4, and a pin PA3 is connected with an adjusting end of the sliding resistor RW 3;
the portable intelligent socket is characterized by further comprising a microcontroller J2, wherein a PB3 pin of the microcontroller J2 is connected with an LIN pin of the drive chip B3, a PB2 pin is connected with an SD pin of the drive chip B1, a PB1 pin is connected with an SD pin of the drive chip B2, a PB0 pin is connected with an SD pin of the drive chip B3, a PD7 pin is connected with an HIN pin of the drive chip B3, a PD6 pin is connected with an LIN pin of the drive chip B1, a PD5 pin is connected with an HIN pin of the drive chip B2, and a PD4 pin is connected with an LIN pin of the drive chip B2.
Preferably, the circuit board further includes a capacitor C17, a capacitor C18, a capacitor C19, a resistor R28, a resistor R29, a switch K1, and a crystal oscillator Z1, wherein one end of the resistor R28 is connected to a power supply, the other end of the resistor R29 is connected to one end of the resistor R29, the other end of the resistor R1 is connected to one end of the switch K1, the other end of the switch K1 is grounded, one end of the capacitor C17 is connected to a connection line between the resistor R28 and the resistor R29, the other end of the capacitor C18 is grounded, the other end of the capacitor C18 is connected to the second interface of the crystal oscillator Z1, one end of the capacitor C19 is grounded, the other end of the capacitor C19 is connected to the first interface of the crystal oscillator Z1, the RESET pin of the microcontroller J1 is connected to the connection line between the resistor R28 and the second interface of the resistor R29, and the XTAL 29 pin is connected to the second interface of the crystal oscillator Z29.
Preferably, the circuit board further includes a capacitor C20, a capacitor C21, a capacitor C22, a resistor R30, a resistor R31, a switch K2, and a crystal oscillator Z2, wherein one end of the resistor R30 is connected to a power supply, the other end of the resistor R31 is connected to one end of the resistor R31, the other end of the resistor R2 is connected to one end of the switch K2, the other end of the switch K2 is grounded, one end of the capacitor C20 is connected to a connection line between the resistor R30 and the resistor R31, the other end of the capacitor C21 is grounded, the other end of the capacitor C21 is connected to the second interface of the crystal oscillator Z2, one end of the capacitor C22 is grounded, the other end of the capacitor C22 is connected to the first interface of the crystal oscillator Z2, the RESET pin of the microcontroller J2 is connected to the connection line between the resistor R30 and the second interface of the resistor R31, and the XTAL 31 pin is connected to the second interface of the crystal oscillator Z31.
Preferably, it further comprises
The universal wheel is arranged at the bottom of the box body;
the pushing handle is connected with the outer wall of the box body.
Advantageous effects
The mobile intelligent charging tool box can store tools and convert solar energy into electric energy for a test instrument to use, is convenient to carry, safe and reliable, reduces the workload of outdoor maintenance of workers, and improves the convenience of outdoor maintenance of the workers; the solar energy that can gather the photovoltaic board through the circuit of this application is high-efficient stably to be saved in the battery so that provide the power for the maintenance instrument, and security when this application toolbox supplies power is high, stability is good.
Drawings
Fig. 1 is a schematic structural diagram of a mobile smart charging kit according to the present application;
fig. 2 is a working schematic diagram of the solar dc charging circuit of the present application;
FIG. 3 is a schematic diagram of the DC-AC inverter circuit of the present application;
FIG. 4 is a first circuit diagram of the circuit board of the present application;
FIG. 5 is a second circuit diagram of the circuit board of the present application;
FIG. 6 is a circuit diagram of a third embodiment of the circuit board of the present application;
FIG. 7 is a fourth circuit diagram of the circuit board of the present application;
FIG. 8 is a circuit diagram of a circuit board according to the present application;
FIG. 9 is a sixth circuit diagram of a circuit board of the present application;
FIG. 10 is a seventh circuit partial view of the circuit board of the present application;
FIG. 11 is a circuit diagram of a circuit board of the present application;
FIG. 12 is a circuit diagram of a circuit board of the present application;
FIG. 13 is a cross-sectional view of a circuit board of the present application;
FIG. 14 is a circuit diagram showing a circuit portion eleven of the circuit board of the present application;
FIG. 15 is a twelve electrical schematic diagram of a circuit board of the present application;
fig. 16 is a graph showing the output characteristics of the solar cell of the present application.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in figure 1, a portable intelligent charging toolbox, includes box 1, photovoltaic board 2, the circuit board, the battery, the power supply socket, universal wheel 3 and push away 4.
The box 1 is equipped with circuit board and places chamber 11, battery and place chamber 12 and instrument and place chamber 13, and photovoltaic board 2 is located the outer wall of box 1, the circuit board is located the circuit board is placed chamber 11 and is connected with photovoltaic board 2, including solar energy direct current charging circuit and DC-AC inverter circuit. The battery is located the battery is placed chamber 12 and with the circuit board is connected, and the power supply socket is located the outer wall of box 1 and with the battery is connected. The universal wheels 3 are arranged at the bottom of the box body 1, and the push handle 4 is connected with the outer wall of the box body 1.
This application portable intelligent charging toolbox both can deposit the instrument, can supply the tester to use solar energy conversion for the electric energy again, and convenient to carry, safe and reliable have reduced the work load that the staff overhauld, have improved the degree of convenience that the staff overhauld outdoors.
As shown in fig. 4 and 5, the solar dc charging circuit includes a resistor R1, a resistor R2, a resistor R3, a resistor R4, an inductor L, a field effect transistor G, a diode D, a capacitor C, a resistor R6, a diode D1, and a capacitor C2, wherein one end of the resistor R1 is connected to the positive electrode of the solar cell panel, the other end of the resistor R4 is connected to one end of the resistor R2, the other end of the resistor R2 is connected to the negative electrode of the solar cell panel, one end of the resistor R3 is connected to the positive electrode of the battery, the other end of the resistor R4 is connected to one end of the resistor R4, one end of the inductor L is connected to the positive electrode of the solar cell panel, the other end of the inductor L is connected to the positive electrode of the diode D, the negative electrode of the diode D is connected to the positive electrode of the battery, one end of the capacitor C is connected to the positive electrode of, The other end of the diode D is connected with the cathode of the storage battery, the drain electrode of the field-effect tube G is connected with the anode of the diode D, the source electrode of the diode D is connected with one end of the capacitor C2, the other end of the capacitor C2 is connected with the cathode of the solar cell panel and the cathode of the storage battery, one end of the resistor R6 is connected with the drain electrode of the field-effect tube G, the other end of the resistor R6 is connected with the source electrode of the field-effect tube G, the anode of the diode D1 is connected with the drain electrode of the field-effect tube G, and the cathode of the diode.
The circuit board further comprises a resistor R7, a resistor R8, a resistor R9, a resistor R10, a capacitor C3, a capacitor C4, an operational amplifier U1 and a sliding resistor RW1, wherein one end of the resistor R7 is connected with a connecting line between the resistor R1 and the resistor R2, the other end of the resistor R7 is connected with a forward input end of the operational amplifier U1, one end of the resistor R8 is connected with a connecting line between the resistor R2 and a negative electrode of the solar panel, the other end of the resistor R9 is connected with an inverted input end of the operational amplifier U1, one end of the resistor R9 is connected with a connecting line between the resistor R8 and the resistor R2, the other end of the resistor R5956, the capacitor C3 is connected with the resistor R9 in parallel, one end of the resistor R10 is connected with an output end of the operational amplifier U1, the other end of the capacitor C4, and the other end of the capacitor C4 is, the sliding resistor RW1 is connected in parallel with the capacitor C4. Also comprises a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C5, a capacitor C6, an operational amplifier U2 and a sliding resistor RW2, one end of the resistor R11 is connected with the connecting line between the resistor R3 and the resistor R4, the other end is connected with the positive input end of the operational amplifier U2, one end of the resistor R12 is connected with a connecting wire between the resistor R4 and the cathode of the storage battery, the other end of the resistor R12 is connected with the inverting input end of the operational amplifier U2, one end of the resistor R13 is connected with the connecting line between the resistor R12 and the resistor R4, the other end is connected with the output end of the operational amplifier U2, the capacitor C5 is connected in parallel with the resistor R13, one end of the resistor R14 is connected with the output end of the operational amplifier U2, the other end is connected with one end of the capacitor C6, the other end of the capacitor C6 is grounded, and the sliding resistor RW2 is connected in parallel with the capacitor C6.
The working principle diagram of the solar direct-current charging circuit is shown in fig. 2, because the ATmega16 single chip has an AD conversion function, the voltage output by solar energy and the voltage input by the storage battery can be sent to the AVR single chip microcomputer for analog-to-digital conversion in a voltage division method mode, the output voltage of the solar photovoltaic battery and the input voltage of the storage battery belong to large signals, and in an actual circuit, two input signals are processed by a Hall voltage sensor and then sent to the single chip microcomputer. The purpose of collecting the detection signals Uout and Uin is to form a closed loop for calculating the duty cycle of the switch G and to ensure the safety of charging by detecting the voltage in real time. The MPPT technology is adopted, and the core of the MPPT technology is to realize dynamic matching of load resistance and internal impedance of the solar battery and realize maximum power input of solar energy. The method adopts a constant voltage tracking method, calculates power by detecting output voltage and current in real time, finds out deviation from the maximum power to change the duty ratio of mosfet (G) to realize maximum power point search. The output characteristics of the solar cell are nonlinear. Intense illumination increases the energy of the solar radiation. According to the output characteristic graph of the solar cell, as shown in fig. 16, the maximum power point cannot be precisely outputted, and the maximum power point is shifted by a certain distance at the intersection of the straight line and the curved line. The MPPT technique is mainly performed based on a boost booster circuit. As long as the duty cycle of mosfet (g) is changed, the output voltage can be changed to find the maximum power point. The working principle of the solar energy storage system is that when mosfet (G) is switched on, the solar cell charges the energy storage inductor, and the capacitor C supplies power to the storage battery. When mosfet is turned off, the energy storage inductor and the capacitor C charge the storage battery together, and the capacitor C is also charged by the energy storage inductor L and the solar panel at the moment.
As shown in fig. 6, the DC-AC inverter circuit includes a thyristor G1, a thyristor G2, a thyristor G3, a thyristor G4, a diode D2, a diode D3, a diode D4, a diode D5, a transformer T, an inductor L1, a capacitor C1 and a resistor R5, the drain of the thyristor G1 is connected to the positive electrode of the battery, the source is connected to the drain of the thyristor G2, the source of the thyristor G2 is connected to the negative electrode of the battery, the drain of the thyristor G3 is connected to the positive electrode of the battery, the source is connected to the drain of the thyristor G4, the source of the thyristor G4 is connected to the negative electrode of the battery, the positive electrode of the diode D2 is connected to the source of the thyristor G1, the negative electrode is connected to the drain of the thyristor G1, the positive electrode of the diode D3 is connected to the source of the thyristor G2, and the negative electrode is connected to the drain of the thyristor G2, the anode of the diode D4 is connected to the source of the thyristor G3, the cathode of the diode D5 is connected to the drain of the thyristor G3, the anode of the diode D5 is connected to the source of the thyristor G4, the cathode of the diode D5 is connected to the drain of the thyristor G4, the anode of the low-voltage end of the transformer T is connected to the source of the thyristor G1, the cathode of the low-voltage end of the transformer T is connected to the source of the thyristor G3, one end of the resistor R5 is connected to the anode of the high-voltage end of the transformer T, the other end of the resistor R5 is connected to one end of the inductor L1, the other end of the inductor L1 is connected to one end of the capacitor C1, and the other end of the capacitor C1 is.
The working principle diagram of the DC-AC inverter circuit is shown in fig. 3, a full-bridge inverter circuit is selected as an inverter module, and a high-frequency transformer is mounted to obtain a desired sinusoidal waveform of 220V AC and 50Hz through output of an LC filter. The sine wave modulation in the inverter circuit uses the SPWM technology, the singlechip sends out pulses to control the thyristors G1, G2, G3 and G4 to be switched on and off so as to output SPWM waves, and the SPWM waves are boosted to 220V (12V-220V) by the high-frequency transformer. Since SPWM is not a standard sine wave, an LC filter circuit is required for modulation, resulting in the desired 220V AC sinusoidal waveform. The output current and voltage are collected and fed back to the single chip microcomputer, and the output waveform is ensured to meet the expectation through PID control.
As shown in fig. 7, the circuit board further includes a transformer T1, a full-bridge rectifier diode DU1, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a capacitor C7, a capacitor C8, a sliding resistor RW3, and an operational amplifier U3, wherein a positive electrode of a high-voltage end of the transformer T1 is connected to a positive electrode of a high-voltage end of the transformer T, a negative electrode of the high-voltage end is connected to a connection line between the resistor R5 and an inductor L1, a positive electrode of a low-voltage end of the transformer T1 is connected to a second interface of the full-bridge rectifier diode DU1, a negative electrode of the low-voltage end is connected to a third interface of the full-bridge rectifier diode 1, one end of the resistor R15 is connected to a first interface of the full-bridge rectifier diode DU1, the other end of the resistor R16 is connected to a forward input terminal of the operational amplifier U3, one end of the resistor R16 is connected, one end of the resistor R17 is connected with the interface four of the full-bridge rectifier diode DU1, the other end of the resistor R17 is connected with the output end of the operational amplifier U3, the capacitor C7 is connected with the resistor R17 in parallel, one end of the resistor R18 is connected with the output end of the operational amplifier U3, the other end of the resistor R18 is connected with one end of the capacitor C8, the other end of the capacitor C8 is grounded, and the sliding resistor RW3 is connected with the capacitor C8 in parallel.
As shown in fig. 8, the circuit board further includes a transformer T2, a full-bridge rectifier diode DU2, a resistor R19, a resistor R20, a resistor R21, a resistor R22, a capacitor C9, a capacitor C10, a sliding resistor RW4, and an operational amplifier U4, wherein a positive terminal of a high-voltage terminal of the transformer T2 is connected to a connection line between the inductor L1 and the capacitor C1, a negative terminal of the high-voltage terminal is connected to a negative terminal of the high-voltage terminal of the transformer T, a positive terminal of a low-voltage terminal of the transformer T2 is connected to a second terminal of the full-bridge rectifier diode DU2, a negative terminal of the low-voltage terminal thereof is connected to a third terminal of the full-bridge rectifier diode DU2, one end of the resistor R19 is connected to a first terminal of the full-bridge rectifier diode DU2, the other end thereof is connected to the forward input terminal of the operational amplifier U4, one end of the resistor R20 is connected to a, one end of the resistor R21 is connected with the interface four of the full-bridge rectifier diode DU2, the other end of the resistor R21 is connected with the output end of the operational amplifier U4, the capacitor C9 is connected with the resistor R21 in parallel, one end of the resistor R22 is connected with the output end of the operational amplifier U4, the other end of the resistor R22 is connected with one end of the capacitor C10, the other end of the capacitor C10 is grounded, and the sliding resistor RW4 is connected with the capacitor C10 in parallel.
As shown in fig. 9, the circuit board further includes a driver chip B1, a capacitor C11, a capacitor C12, a diode D6, and a resistor R23, wherein one end of the capacitor C11 is connected to a VDD pin of the driver chip B1, the other end of the capacitor C11 is connected to a VSS pin of the driver chip B1, one end of the capacitor C12 is connected to a VB pin of the driver chip B1, the other end of the capacitor C12 is connected to a VS pin of the driver chip B1, an anode terminal of the diode D6 is connected to a VCC pin of the driver chip B1, a cathode terminal of the diode D6 is connected to a VS pin of the driver chip B1, one end of the resistor R23 is connected to an LO pin of the driver chip B8, the other end of the resistor R6866 is connected to a gate of the fet G, the VS pin of the driver chip B1 is further connected to a source of the thyristor G1, the COM pin of the driver chip B1 is connected to, The VB pin is connected with a power supply, and the VSS pin and the COM pin of the driving chip B1 are grounded.
As shown in fig. 10, the circuit board further includes a driver chip B2, a capacitor C13, a capacitor C14, a diode D7, a resistor R24, and a resistor R25, wherein one end of the capacitor C13 is connected to a VDD pin of the driver chip B2, the other end of the capacitor C13 is connected to a VSS pin of the driver chip B2, one end of the capacitor C14 is connected to a VB pin of the driver chip B2, the other end of the capacitor C14 is connected to a VS pin of the driver chip B2, an anode terminal of the diode D7 is connected to a VCC pin of the driver chip B2, a cathode terminal of the diode D7 is connected to a VS pin of the driver chip B2, one end of the resistor R24 is connected to a pin of the driver chip B2, the other end of the resistor R24 is connected to a gate of a thyristor G1, one end of the resistor R25 is connected to an LO pin of the driver chip B2, the other end of the thyristor G2, a VS pin, the COM pin of the driving chip B2 is connected with the source electrode of the thyristor G2, the VDD pin and the VB pin of the driving chip B2 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B2 are grounded.
As shown in fig. 11, the circuit board further includes a driver chip B3, a capacitor C15, a capacitor C16, a diode D8, a resistor R26, and a resistor R27, wherein one end of the capacitor C15 is connected to a VDD pin of the driver chip B3, the other end of the capacitor C15 is connected to a VSS pin of the driver chip B3, one end of the capacitor C16 is connected to a VB pin of the driver chip B3, the other end of the capacitor C16 is connected to a VS pin of the driver chip B3, the positive terminal of the diode D8 is connected to a VCC pin of the driver chip B3, the negative terminal of the diode D8 is connected to a VS pin of the driver chip B3, one end of the resistor R26 is connected to a pin of the driver chip B3, the other end of the resistor R26 is connected to a gate of a thyristor G3, one end of the resistor R27 is connected to an LO pin of the driver chip B3, the other end of the thyristor G4, the VS pin, the COM pin of the driving chip B3 is connected with the source electrode of the thyristor G4, the VDD pin and the VB pin of the driving chip B3 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B3 are grounded.
As shown in fig. 12, the circuit board further includes a microcontroller J1, where a pin PA0 of the microcontroller J1 is connected to an adjustment end of the sliding resistor RW1, a pin PA1 is connected to an adjustment end of the sliding resistor RW2, a pin PA2 is connected to an adjustment end of the sliding resistor RW4, and a pin PA3 is connected to an adjustment end of the sliding resistor RW 3.
As shown in fig. 13, the circuit board further includes a microcontroller J2, where a PB3 pin of the microcontroller J2 is connected to a LIN pin of the driver chip B3, a PB2 pin is connected to a SD pin of the driver chip B1, a PB1 pin is connected to a SD pin of the driver chip B2, a PB0 pin is connected to a SD pin of the driver chip B3, a PD7 pin is connected to a HIN pin of the driver chip B3, a PD6 pin is connected to a LIN pin of the driver chip B1, a PD5 pin is connected to a HIN pin of the driver chip B2, and a PD4 pin is connected to a LIN pin of the driver chip B2.
This application adopts two ATmega16L singlechips as dual-core control system, adopts SPI communication serial port protocol. The single chip microcomputer is provided with an AD conversion module, compares the collected charging voltage and charging current with an expectation value, and sends an SPWM pulse control signal to drive a thyristor switch to obtain a stable sinusoidal voltage output waveform after a PID algorithm program. It also has the functions of monitoring system state quantity and giving alarm, etc.
As shown in fig. 14, the circuit board further includes a capacitor C17, a capacitor C18, a capacitor C19, a resistor R28, a resistor R29, a switch K1, and a crystal oscillator Z1, wherein one end of the resistor R28 is connected to a power supply, the other end of the resistor R29 is connected to one end of the resistor R29, the other end of the resistor R1 is connected to one end of the switch K1, the other end of the switch K1 is grounded, one end of the capacitor C17 is connected to a connection line between the resistor R28 and the resistor R29, the one end of the capacitor C18 is grounded, the other end of the capacitor C18 is connected to the second interface of the crystal oscillator Z1, one end of the capacitor C19 is grounded, the other end of the capacitor C19 is connected to the first interface of the crystal oscillator Z1, the RESET pin of the microcontroller J1 is connected to the connection line between the resistor R28 and the second interface of the crystal oscillator Z29, and the XTAL 29 pin is connected to the second interface of the crystal oscillator Z.
As shown in fig. 15, the circuit board further includes a capacitor C20, a capacitor C21, a capacitor C22, a resistor R30, a resistor R31, a switch K2, and a crystal oscillator Z2, wherein one end of the resistor R30 is connected to a power supply, the other end of the resistor R31 is connected to one end of the resistor R31, the other end of the resistor R2 is connected to one end of the switch K2, the other end of the switch K2 is grounded, one end of the capacitor C20 is connected to a connection line between the resistor R30 and the resistor R31, the one end of the capacitor C21 is grounded, the other end of the capacitor C21 is connected to the second interface of the crystal oscillator Z2, one end of the capacitor C22 is grounded, the other end of the capacitor C22 is connected to the first interface of the crystal oscillator Z2, the RESET pin of the microcontroller J2 is connected to the connection line between the resistor R30 and the second interface of the crystal oscillator Z31, and the XTAL 31 pin is connected to the second interface of the crystal oscillator Z.
The circuit board comprises a solar direct current charging circuit, a DC-AC inverter circuit, an auxiliary circuit and a protection circuit. According to the method, a master-slave mode is formed by two ATmega16L single-chip microcomputers, voltage and current information is collected, and PWM pulses are sent through internal processing and analysis to control a Boost circuit and a full-bridge inverter circuit; in order to ensure the quality of the output voltage waveform, PID closed-loop control is adopted in the design, the Hall sensor is used for feeding back the output voltage and output current information to the single chip microcomputer, the single chip microcomputer is compared with a set value, and deviation is eliminated by using deviation; because the pulse sent by the singlechip does not have the capability of driving the mosfet, a driving circuit needs to be designed, a pulse signal is sent to a driving chip, the driving chip can generate a square wave with the same pulse frequency, and the difference is that the amplitude of the square wave can meet the driving requirement of the mosfet; the working voltages required by circuit components are different, so that one path of power is led out from an output circuit (220V AC) to be used as the internal power supply of the components, and the power is rectified into 5V, 12V and 36V through voltage reduction; the solar battery charges the storage battery through the Boost voltage booster circuit, and the storage battery outputs voltage through the full-bridge inverter circuit, the high-frequency transformer and the LC filter circuit; the single chip transmits the acquired voltage, current and working state information to an LCD1602 display, so as to realize the function of human-computer interaction.
The solar energy that can gather the photovoltaic board through the circuit of this application is high-efficient stably to be saved in the battery so that provide the power for the maintenance instrument, security when the portable intelligent charging toolbox of this application supplies power is high, stability is good.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.

Claims (10)

1. The utility model provides a portable intelligent charging toolbox which characterized in that: comprises that
The box body (1) is provided with a circuit board placing cavity (11), a storage battery placing cavity (12) and a tool placing cavity (13);
the photovoltaic panel (2) is arranged on the outer wall of the box body (1);
the circuit board is arranged in the circuit board placing cavity (11), is connected with the photovoltaic panel (2), and comprises a solar direct-current charging circuit and a DC-AC inverter circuit;
the storage battery is arranged in the storage battery placing cavity (12) and is connected with the circuit board;
and the power supply socket is arranged on the outer wall of the box body (1) and is connected with the storage battery.
2. A mobile smart charging kit as claimed in claim 1, wherein: the solar direct-current charging circuit comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, an inductor L, a field-effect tube G, a diode D, a capacitor C, a resistor R6, a diode D1 and a capacitor C2, wherein one end of the resistor R1 is connected with the anode of a solar cell panel, the other end of the resistor R1 is connected with one end of the resistor R2, the other end of the resistor R2 is connected with the cathode of the solar cell panel, one end of the resistor R3 is connected with the anode of a storage battery, the other end of the resistor R3 is connected with one end of the resistor R4, the other end of the resistor R4 is connected with the cathode of the storage battery, one end of the inductor L is connected with the anode of the solar cell panel, the other end of the inductor L is connected with the anode of the diode D, the cathode of the diode D is connected with the anode of the storage battery, one end of the capacitor C, the drain electrode of the field effect transistor G is connected with the positive electrode of the diode D, the source electrode of the field effect transistor G is connected with one end of the capacitor C2, the other end of the capacitor C2 is connected with the negative electrode of the solar cell panel and the negative electrode of the storage battery, one end of the resistor R6 is connected with the drain electrode of the field effect transistor G, the other end of the resistor R6 is connected with the source electrode of the field effect transistor G, the positive electrode of the diode D1 is connected with the drain electrode of the field effect transistor G, and the negative electrode of the diode D1 is connected with.
3. A mobile smart charging kit as claimed in claim 2, wherein: the circuit board further comprises a resistor R7, a resistor R8, a resistor R9, a resistor R10, a capacitor C3, a capacitor C4, an operational amplifier U1 and a sliding resistor RW1, wherein one end of the resistor R7 is connected with a connecting line between the resistor R1 and the resistor R2, the other end of the resistor R7 is connected with a forward input end of the operational amplifier U1, one end of the resistor R8 is connected with a connecting line between the resistor R2 and a negative electrode of the solar panel, the other end of the resistor R9 is connected with an inverted input end of the operational amplifier U1, one end of the resistor R9 is connected with a connecting line between the resistor R8 and the resistor R2, the other end of the resistor R5956, the capacitor C3 is connected with the resistor R9 in parallel, one end of the resistor R10 is connected with an output end of the operational amplifier U1, the other end of the capacitor C4, and the other end of the capacitor C4 is, the sliding resistor RW1 is connected in parallel with the capacitor C4;
also comprises a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C5, a capacitor C6, an operational amplifier U2 and a sliding resistor RW2, one end of the resistor R11 is connected with the connecting line between the resistor R3 and the resistor R4, the other end is connected with the positive input end of the operational amplifier U2, one end of the resistor R12 is connected with a connecting wire between the resistor R4 and the cathode of the storage battery, the other end of the resistor R12 is connected with the inverting input end of the operational amplifier U2, one end of the resistor R13 is connected with the connecting line between the resistor R12 and the resistor R4, the other end is connected with the output end of the operational amplifier U2, the capacitor C5 is connected in parallel with the resistor R13, one end of the resistor R14 is connected with the output end of the operational amplifier U2, the other end is connected with one end of the capacitor C6, the other end of the capacitor C6 is grounded, and the sliding resistor RW2 is connected in parallel with the capacitor C6.
4. A mobile smart charging kit as claimed in claim 1, wherein: the DC-AC inverter circuit comprises a thyristor G1, a thyristor G2, a thyristor G3, a thyristor G4, a diode D2, a diode D3, a diode D4, a diode D5, a transformer T, an inductor L1, a capacitor C1 and a resistor R5, wherein the drain of the thyristor G1 is connected with the anode of a storage battery, the source of the thyristor G2 is connected with the drain of the thyristor G2, the source of the thyristor G2 is connected with the cathode of the storage battery, the drain of the thyristor G3 is connected with the anode of the storage battery, the source of the thyristor G4 is connected with the drain of the thyristor G4, the source of the thyristor G4 is connected with the cathode of the storage battery, the anode of the diode D2 is connected with the source of the thyristor G1, the cathode of the thyristor G1, the anode of the diode D3 is connected with the source of the thyristor G2, and the cathode of the thyristor G2 is connected with the, the anode of the diode D4 is connected to the source of the thyristor G3, the cathode of the diode D5 is connected to the drain of the thyristor G3, the anode of the diode D5 is connected to the source of the thyristor G4, the cathode of the diode D5 is connected to the drain of the thyristor G4, the anode of the low-voltage end of the transformer T is connected to the source of the thyristor G1, the cathode of the low-voltage end of the transformer T is connected to the source of the thyristor G3, one end of the resistor R5 is connected to the anode of the high-voltage end of the transformer T, the other end of the resistor R5 is connected to one end of the inductor L1, the other end of the inductor L1 is connected to one end of the capacitor C1, and the other end of the capacitor C1 is.
5. The mobile smart charging kit of claim 4, wherein: the circuit board further comprises a transformer T1, a full-bridge rectifier diode DU1, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a capacitor C7, a capacitor C8, a sliding resistor RW3 and an operational amplifier U3, wherein the anode of the high-voltage end of the transformer T1 is connected with the anode of the high-voltage end of the transformer T, the cathode of the high-voltage end is connected with a connecting line between the resistor R5 and an inductor L1, the anode of the low-voltage end of the transformer T1 is connected with the second interface of the full-bridge rectifier diode DU1, the cathode of the low-voltage end of the transformer T1 is connected with the third interface of the full-bridge rectifier diode DU1, one end of the resistor R15 is connected with the first interface of the full-bridge rectifier diode DU1, the other end of the resistor R15 is connected with the forward input end of the operational amplifier U3, one end of the resistor R16 is connected with the fourth interface of the full-bridge rectifier diode DU1, the other end of the, The other end of the resistor R18 is connected to the output end of the operational amplifier U3, the capacitor C7 is connected in parallel to the resistor R17, one end of the resistor R18 is connected to the output end of the operational amplifier U3, the other end of the resistor R18 is connected to one end of the capacitor C8, the other end of the capacitor C8 is grounded, and the sliding resistor RW3 is connected in parallel to the capacitor C8;
the high-voltage power supply further comprises a transformer T2, a full-bridge rectifier diode DU2, a resistor R19, a resistor R20, a resistor R21, a resistor R22, a capacitor C9, a capacitor C10, a sliding resistor RW4 and an operational amplifier U4, wherein the anode of the high-voltage end of the transformer T2 is connected with a connecting line between the inductor L1 and the capacitor C1, the cathode of the high-voltage end is connected with the cathode of the high-voltage end of the transformer T, the anode of the low-voltage end of the transformer T2 is connected with the second interface of the full-bridge rectifier diode DU2, the cathode of the low-voltage end of the transformer T2 is connected with the third interface of the full-bridge rectifier diode DU2, one end of the resistor R19 is connected with the first interface of the full-bridge rectifier diode DU2, the other end of the resistor R2 is connected with the forward input end of the operational amplifier U4, one end of the resistor R9 is connected with the fourth interface of the full-bridge rectifier diode DU2, the other end of the resistor is connected with the output end of the operational amplifier U4, the capacitor C9 is connected with the resistor R21 in parallel, one end of the resistor R22 is connected with the output end of the operational amplifier U4, the other end of the resistor R22 is connected with one end of the capacitor C10, the other end of the capacitor C10 is grounded, and the sliding resistor RW4 is connected with the capacitor C10 in parallel.
6. A mobile smart charging kit as claimed in claim 1, wherein: the circuit board further comprises a driving chip B1, a capacitor C11, a capacitor C12, a diode D6 and a resistor R23, wherein one end of the capacitor C11 is connected with a VDD pin of the driving chip B1, the other end of the capacitor C11 is connected with a VSS pin of the driving chip B1, one end of the capacitor C12 is connected with a VB pin of the driving chip B1, the other end of the capacitor C12 is connected with a VS pin of the driving chip B1, the positive electrode end of the diode D6 is connected with a VCC pin of the driving chip B1, the negative electrode end of the diode D6 is connected with a VS pin of the driving chip B1, one end of the resistor R23 is connected with an LO pin of the driving chip B1, the other end of the resistor R1 is connected with a gate of a field effect transistor G, the VS pin of the driving chip B1 is further connected with a source of a thyristor G1, the COM pin of the driving chip B1 is connected with a, the VSS pin and the COM pin of the driving chip B1 are grounded;
the driving circuit further comprises a driving chip B2, a capacitor C13, a capacitor C14, a diode D7, a resistor R24 and a resistor R25, wherein one end of the capacitor C13 is connected with a VDD pin of the driving chip B2, the other end of the capacitor C13 is connected with a VSS pin of the driving chip B2, one end of the capacitor C14 is connected with a VB pin of the driving chip B2, the other end of the capacitor C is connected with a VS pin of the driving chip B2, a positive electrode end of the diode D7 is connected with a VCC pin of the driving chip B2, a negative electrode end of the diode D7 is connected with a VS pin of the driving chip B2, one end of the resistor R24 is connected with an HO pin of the driving chip B2, the other end of the resistor R25 is connected with a gate of a thyristor LO 1, one end of the resistor R25 is connected with a thyristor pin of the driving chip B2, the other end of the resistor R2, a VS pin of the driving chip B2 is further connected with a source electrode 1 of, a VDD pin and a VB pin of the driving chip B2 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B2 are grounded;
the driving circuit further comprises a driving chip B3, a capacitor C15, a capacitor C16, a diode D8, a resistor R26 and a resistor R27, wherein one end of the capacitor C15 is connected with a VDD pin of the driving chip B3, the other end of the capacitor C15 is connected with a VSS pin of the driving chip B3, one end of the capacitor C16 is connected with a VB pin of the driving chip B3, the other end of the capacitor C is connected with a VS pin of the driving chip B3, a positive electrode end of the diode D8 is connected with a VCC pin of the driving chip B3, a negative electrode end of the diode D8 is connected with a VS pin of the driving chip B3, one end of the resistor R26 is connected with an HO pin of the driving chip B3, the other end of the resistor R27 is connected with a gate of a thyristor LO 3, one end of the resistor R27 is connected with a thyristor pin of the driving chip B3, the other end of the resistor R4, a VS pin of the driving chip B3 is further connected with a source electrode 3 of, the VDD pin and the VB pin of the driving chip B3 are connected with a power supply, and the VSS pin and the COM pin of the driving chip B3 are grounded.
7. The mobile smart charging kit of claim 6, wherein: the circuit board further comprises a microcontroller J1, wherein a PA0 pin of the microcontroller J1 is connected with an adjusting end of the sliding resistor RW1, a PA1 pin is connected with an adjusting end of the sliding resistor RW2, a PA2 pin is connected with an adjusting end of the sliding resistor RW4, and a PA3 pin is connected with an adjusting end of the sliding resistor RW 3;
the portable intelligent socket is characterized by further comprising a microcontroller J2, wherein a PB3 pin of the microcontroller J2 is connected with an LIN pin of the drive chip B3, a PB2 pin is connected with an SD pin of the drive chip B1, a PB1 pin is connected with an SD pin of the drive chip B2, a PB0 pin is connected with an SD pin of the drive chip B3, a PD7 pin is connected with an HIN pin of the drive chip B3, a PD6 pin is connected with an LIN pin of the drive chip B1, a PD5 pin is connected with an HIN pin of the drive chip B2, and a PD4 pin is connected with an LIN pin of the drive chip B2.
8. The portable intelligent charging kit of claim 7, wherein: the circuit board further comprises a capacitor C17, a capacitor C18, a capacitor C19, a resistor R28, a resistor R29, a switch K1 and a crystal oscillator Z1, wherein one end of the resistor R28 is connected to a power supply, the other end of the resistor R29 is connected to one end of the resistor R29, the other end of the resistor R29 is connected to one end of a switch K1, the other end of the switch K1 is grounded, one end of the capacitor C17 is connected to a connection line between the resistor R28 and the resistor R29, the other end of the capacitor C18 is grounded, the other end of the capacitor C18 is connected to the second interface of the crystal oscillator Z1, one end of the capacitor C19 is grounded, the other end of the capacitor C19 is connected to the first interface of the crystal oscillator Z1, a connection line between a RESET pin of the microcontroller J1 and the resistor R28 and the resistor R29 is connected to the first interface of the XTAL 29, and a pin of the XTAL 29 is connected to the second interface of.
9. The portable intelligent charging kit of claim 7, wherein: the circuit board further comprises a capacitor C20, a capacitor C21, a capacitor C22, a resistor R30, a resistor R31, a switch K2 and a crystal oscillator Z2, wherein one end of the resistor R30 is connected to a power supply, the other end of the resistor R31 is connected to one end of the resistor R31, the other end of the resistor R31 is connected to one end of a switch K2, the other end of the switch K2 is grounded, one end of the capacitor C20 is connected to a connection line between the resistor R30 and the resistor R31, the other end of the capacitor C21 is grounded, the other end of the capacitor C21 is connected to the second interface of the crystal oscillator Z2, one end of the capacitor C22 is grounded, the other end of the capacitor C22 is connected to the first interface of the crystal oscillator Z2, a connection line between a RESET pin of the microcontroller J2 and the resistor R30 and the resistor R31 is connected to the first interface of the XTAL 31, and a pin of the XTAL 31 is connected to the second interface of.
10. A mobile smart charging kit as claimed in claim 1, wherein: also comprises
The universal wheels (3) are arranged at the bottom of the box body (1);
the push handle (4) is connected with the outer wall of the box body (1).
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