CN215416310U

CN215416310U - Tarpaulin controller circuit

Info

Publication number: CN215416310U
Application number: CN202120981162.3U
Authority: CN
Inventors: 马学旺
Original assignee: Henan Xinguo Automobile Technology Co ltd
Current assignee: Henan Xinguo Automobile Technology Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-04
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a tarpaulin controller circuit, which belongs to the technical field of controller circuits and comprises a central control unit and a voltage sensor, wherein the central control unit is respectively connected with a power supply module, a motor control module, a current sensor and a remote control receiver, the voltage sensor and the power supply module are respectively connected with a protection circuit, the input end of the protection circuit is connected with a 24V direct current power supply, and a control switch is arranged between the protection circuit and the 24V direct current power supply. The circuit protection effect is improved.

Description

Tarpaulin controller circuit

Technical Field

The utility model belongs to the technical field of controller circuits, and particularly relates to a tarpaulin controller circuit.

Background

The controller is a master device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of a main circuit or a control circuit and changing the resistance value in the circuit according to a preset sequence. The system consists of a program counter, an instruction register, an instruction decoder, a time sequence generator and an operation controller, and is a decision mechanism for issuing commands, namely, the decision mechanism is used for coordinating and commanding the operation of the whole computer system.

The prior art has the following problems: the existing tarpaulin controller has the upper and lower limit protection without current and voltage when in use, has no protection for the length limit of operation time, has low use safety, cannot adjust the output current and the operation time, and causes inconvenient use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a tarpaulin controller circuit which has the characteristics of current and voltage upper and lower limit protection, operation time protection and adjustable output current.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a tarpaulin controller circuit, includes central control unit and voltage sensor, the central control unit is connected with power module, motor control module, current sensor and remote control receiver respectively, voltage sensor and power module are connected with protection circuit respectively, the protection circuit input is connected with 24V DC power supply, be provided with control switch between protection circuit and the 24V DC power supply, current sensor is connected with motor control module and motor, power module and remote control receiver are connected.

Preferably, the central control unit includes chip a1, chip 1 is ATMEGA8A singlechip, chip a 1's 4 feet and 5 feet are connected with motor control module 4, chip a 1's 20 feet are connected with the remote control receiver, chip a 1's 1 foot, 2 feet, 3 feet, 16 feet, 17 feet, 18 feet, 19 feet are connected with power module 3, chip a 1's 6 feet and protection circuit connection, chip a 1's 10 feet connect GND, chip a 1's 8 feet connect the VCC, one side of chip a1 is provided with remote controller interface RF, chip a 1's 9 feet and 24V dc power supply 1 are connected, be connected with resistance R26, triode T9 and RELAY-SPST34 in proper order between chip a 1's 9 feet and 24V dc power supply.

Preferably, the 24V dc power supply is connected to a control switch, which includes a switch K1, the switch K1 is connected with a protection circuit, the protection circuit comprises a diode D1, a fuse F1 and a low-dropout voltage regulator LM1117-5.0MP, the output end of the switch K1 is connected with a diode D1, the output end of the diode D1 is connected with a fuse F1, the interface 1 of the fuse F1 is connected with a low-dropout voltage regulator LM1117-5.0MP, interface 2 of the low-dropout voltage regulator LM1117-5.0MP is connected with GND, a capacitor C19 and a capacitor E2 which are connected with GND are connected in parallel between the low-dropout voltage regulator LM1117-5.0MP and the fuse F1 in turn, the low-dropout voltage regulator LM1117-5.0MP interface 3 is connected in parallel with a capacitor C21 and a capacitor E3 which are connected with GND, and the interface 1 of the fuse F1 is connected with the pin 6 of the chip A1.

Preferably, the motor control module comprises a chip A2 and a chip A3, the chip A2 and the chip A3 are both E2100 motor driving chips, the 1 pin of the chip A2 is connected with a 12V power supply, the 12V power supply is connected with a diode D3 and a motor M1, the 1 pin of the chip A2 is connected with a capacitor C2 connected with GND, the GND pin of the chip A2 is connected with GND, the 8 pin of the chip A2 is connected with a diode D3 and a motor M1, a capacitor C3 is arranged between the diode D3 and the 6 pin of the chip A3, the 5, 6 and 7 pins of the chip A2 are connected with the remote control receiver 10, the 2 pin of the chip A2 is connected with the 4 pin of the chip 1, the 3 pin of the chip A2 is connected with the 5 pin of the chip 1, the 1 pin of the chip A3 is connected with a 12V power supply, the 12V power supply D2 and the pin 8269556 are connected with the chip A8653, and the capacitor C4 of the chip A is connected with GND 8427, GND is connected to chip A3's GND pin, chip A3's 8 feet are connected with diode D4 and motor M1, be provided with electric capacity C5 between diode D4 and chip A4's 6 feet, chip A3's 5 feet, 6 feet and 7 feet are connected with the remote control receiver, chip A3's 2 feet are connected with chip 1's 5 feet, chip A2's 3 feet are connected with chip 1's 4 feet.

Preferably, the remote control receiver comprises a chip A4, the chip A4 is an LM358 dual operational amplifier,

pins

3 and 4 of the chip A4 are connected to GND, pins 7 of the chip A4 are connected to pins 20 of the chip a1, a resistor R8 is arranged between pin 7 of the chip A4 and pin 20 of the chip a1, pin 8 of the chip A4 is connected to a power supply and a connected capacitor C6 is connected to GND, a resistor R19 is connected between pin 7 and pin 6 of the chip A4, a resistor R20 connected to GND is arranged at pin 6 of the chip A4, pin 5 of the chip A4 is connected to a resistor R21, an interface of the resistor R21 is connected to a capacitor C21 connected to GND, an interface of the resistor R21 is connected to a relay J21 connected to GND, an interface of the resistor R21 is connected in parallel to a resistor R21, a fet T21, a resistor R21 and a fet 21 are connected in series, be provided with alternating current motor JD between field effect transistor T3 and the 24V DC power supply 1, be provided with resistance R13 between field effect transistor T3's the interface and chip A4's the 7 feet, resistance R17 and field effect transistor T5's interface connection has field effect transistor T1, and resistance R17 and field effect transistor T5 are connected with chip A3's 6 feet, be provided with resistance R15 between field effect transistor T7 and chip A4, be provided with resistance R11 between field effect transistor T5 and chip A3's the 5 feet, be provided with resistance R10 between field effect transistor T1 and chip A3's the 7 feet.

Preferably, a resistor R4 and a capacitor E4 are sequentially connected in series between the resistor R3 and the ac motor JD interface, a capacitor C22 connected in series with the resistor R4 is arranged between the resistor R3 and the capacitor E4, and the resistor R4 is connected to GND.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model has the protection circuit, the motor control module and the remote control receiver, and has the main functions of adjusting the size and the operation time of the output current of the circuit, the circuit has the current upper and lower limit protection and the voltage upper and lower limit protection, the current, the voltage and the operation time can not operate when exceeding the range, the circuit can work after the voltage and the current are normal, and the utility model has the protection of the positive and negative poles of the power supply against the burnout of the fuse protection circuit board, and improves the circuit protection effect.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a circuit diagram of the present invention;

in the figure: 1. a 24V DC power supply; 2. a protection circuit; 3. a power supply module; 4. a motor control module; 5. A current sensor; 6. a motor; 7. a control switch; 8. a voltage sensor; 9. a central control unit; 10. And a remote control receiver.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides a tarpaulin controller circuit, including central control unit 9 and voltage sensor 8, central control unit 9 respectively with power module 3, motor control module 4, current sensor 5 and remote control receiver 10 are connected, voltage sensor 8 and power module 3 are connected with protection circuit 2 respectively, protection circuit 2 input is connected with 24V DC power supply 1, be provided with control switch 7 between protection circuit 2 and the 24V DC power supply 1, current sensor 5 is connected with motor control module 4 and motor 6, power module 3 is connected with remote control receiver 10.

Specifically, the central control unit 9 includes a chip a1, the chip 1 is an ATMEGA8A single chip microcomputer,

pins

4 and 5 of the chip a1 are connected with the motor control module 4, pin 20 of the chip a1 is connected with the remote control receiver 10,

pins

1, 2, 3, 16, 17, 18, and 19 of the chip a1 are connected with the power module 3, pin 6 of the chip a1 is connected with the protection circuit 2, pin 10 of the chip a1 is connected with GND, pin 8 of the chip a1 is connected with VCC, one side of the chip a1 is provided with a remote controller interface RF, pin 9 of the chip a1 is connected with the 24V dc power supply 1, a resistor R26, a triode T9, and a RELAY-SPST34 are sequentially connected between pin 9 of the chip a1 and the 24V dc power supply 1,

by adopting the above technical scheme, the central control unit 9 performs control work.

Specifically, the 24V dc power supply 1 is connected to a control switch 7, the control switch 7 includes a switch K1, the switch K1 is connected to a protection circuit 2, the protection circuit 2 includes a diode D1, a fuse F1, and a low-dropout voltage regulator LM1117-5.0MP, the output terminal of the switch K1 is connected to a diode D1, the output terminal of the diode D1 is connected to a fuse F1, the interface 1 of the fuse F1 is connected to a low-dropout voltage regulator LM1117-5.0MP, the interface 2 of the low-dropout voltage regulator LM1117-5.0MP is connected to GND, a capacitor C19 and a capacitor E2 connected to GND are sequentially connected in parallel between the low-dropout voltage regulator LM1117-5.0MP and the fuse F1, the interface 3 of the low-dropout voltage regulator LM1117-5.0MP is connected to a capacitor C21 and a capacitor E3 connected to GND, the interface 1 of the fuse F1 is connected to the pin 6 of the chip a1,

by adopting the technical scheme, the protection circuit has the advantages that the protection of the anode and the cathode of the power supply is guarded against, the fuse protection circuit board cannot be burnt out, and the power supply protection effect is improved.

Specifically, the motor control module 4 includes a chip a2 and a chip A3, both the chip a2 and the chip A3 are E2100 motor driving chips, pin 1 of the chip a2 is connected with a 12V power supply, the 12V power supply is connected with a diode D3 and a motor M1, pin 1 of the chip a2 is connected with a capacitor C2 connected with GND, pin GND of the chip a2 is connected with pin GND, pin 8 of the chip a2 is connected with a diode D3 and a motor M1, a capacitor C3 is arranged between the diode D3 and pin 6 of the chip A3,

pins

5, 6 and 7 of the chip A3 are connected with the remote control receiver 10, pin 2 of the chip A3 is connected with pin 4 of the chip 1, pin 3 of the chip A3 is connected with pin 5 of the chip 1, pin 1 of the chip A3 is connected with the 12V power supply, the 12V power supply is connected with the diode D3 and the motor M3, pin 1 of the chip A3 is connected with the capacitor C, pin C3 connected with the GND, pin 3 of the chip A3 and the GND, a capacitor C5 is arranged between the diode D4 and the pin 6 of the chip A4, the pin 5, the pin 6 and the pin 7 of the chip A3 are connected with the remote control receiver 10, the pin 2 of the chip A3 is connected with the pin 5 of the chip 1, the pin 3 of the chip A2 is connected with the pin 4 of the chip 1,

by adopting the technical scheme, the stable work of the motor is ensured.

Specifically, the remote control receiver 10 includes a chip a4, the chip a4 is an LM358 dual operational amplifier,

pins

3 and 4 of pin 2 of chip a4 are connected to GND, pin 7 of chip a4 is connected to pin 20 of chip a1, a resistor R8 is provided between pin 7 of chip a4 and pin 20 of chip a1, pin 8 of chip a4 is connected to a power supply and a connected capacitor C6 is connected to GND, a resistor R19 is connected between pin 7 and pin 6 of chip a4, pin 6 of chip a4 is provided with a resistor R4 connected to GND, pin 5 of chip a4 is connected to a resistor R4, an interface of resistor R4 is connected to a capacitor C4 connected to GND, an interface of resistor R4 is connected to J4, an interface of resistor R4 is connected in parallel to resistor R4, resistor R4 and fet T4, an interface of resistor R4 and fet T4 is connected to an ac relay V3624 and an ac relay 361V is provided between the fet 4 and the fet 4, a resistor R13 is arranged between the interface of the field effect transistor T3 and the 7 pin of the chip A4, the interface of the resistor R17 and the field effect transistor T5 is connected with a field effect transistor T1, the resistor R17 and the field effect transistor T5 are connected with the 6 pin of the chip A3, a resistor R15 is arranged between the field effect transistor T7 and the chip A4, a resistor R11 is arranged between the field effect transistor T5 and the 5 pin of the chip A3, a resistor R10 is arranged between the field effect transistor T1 and the 7 pin of the chip A3,

by adopting the technical scheme, the current is detected.

Specifically, a resistor R4 and a capacitor E4 are sequentially connected in series between the resistor R3 and the AC motor JD interface, a capacitor C22 connected with a resistor R4 in series is arranged between the resistor R3 and the capacitor E4, the resistor R4 is connected with GND,

through adopting above-mentioned technical scheme, conveniently protect the motor.

The working principle and the using process of the utility model are as follows: the utility model has the protection circuit 2, the motor control module 4 and the remote control receiver 10, and has the main functions of adjusting the magnitude and the operation time of the output current of the circuit, the circuit has the current upper and lower limit protection and the voltage upper and lower limit protection, the circuit can not operate beyond the range, and the circuit has the anode and cathode guard protection of the power supply, the fuse protection circuit board can not be burnt out, and the circuit protection effect is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tarpaulin controller circuit, includes central control unit (9) and voltage sensor (8), its characterized in that: central control unit (9) are connected with power module (3), motor control module (4), current sensor (5) and remote control receiver (10) respectively, voltage sensor (8) and power module (3) are connected with protection circuit (2) respectively, protection circuit (2) input is connected with 24V DC power supply (1), be provided with control switch (7) between protection circuit (2) and 24V DC power supply (1), current sensor (5) are connected with motor control module (4) and motor (6), power module (3) are connected with remote control receiver (10).

2. The tarpaulin controller circuit of claim 1, wherein: the central control unit (9) includes chip A1, chip 1 is ATMEGA8A singlechip, chip A1's 4 feet and 5 feet are connected with motor control module (4), chip A1's 20 feet are connected with remote control receiver (10), chip A1's 1 foot, 2 feet, 3 feet, 16 feet, 17 feet, 18 feet, 19 feet are connected with power module (3), chip A1's 6 feet are connected with protection circuit (2), chip A1's 10 feet connect GND, chip A1's 8 feet connect VCC, one side of chip A1 is provided with remote controller interface RF, chip A1's 9 feet and 24V DC power supply (1) are connected, be connected with resistance R26, triode T9 and RELAY-SPST34 in proper order between chip A1's 9 feet and 24V DC power supply (1).

3. The tarpaulin controller circuit of claim 2, wherein: the 24V direct current power supply (1) is connected with a control switch (7), the control switch (7) comprises a switch K1, the switch K1 is connected with a protection circuit (2), the protection circuit (2) comprises a diode D1, a fuse F1 and a low-dropout voltage regulator LM1117-5.0MP, the output end of the switch K1 is connected with a diode D1, the output end of the diode D1 is connected with a fuse F1, the interface 1 of the fuse F1 is connected with a low-dropout voltage regulator LM1117-5.0MP, interface 2 of the low-dropout voltage regulator LM1117-5.0MP is connected with GND, a capacitor C19 and a capacitor E2 which are connected with GND are connected in parallel between the low-dropout voltage regulator LM1117-5.0MP and the fuse F1 in turn, the low-dropout voltage regulator LM1117-5.0MP interface 3 is connected in parallel with a capacitor C21 and a capacitor E3 which are connected with GND, and the interface 1 of the fuse F1 is connected with the pin 6 of the chip A1.

4. The tarpaulin controller circuit of claim 3, wherein: the motor control module (4) comprises a chip A2 and a chip A3, the chip A2 and the chip A3 are both E2100 motor driving chips, a pin 1 of the chip A2 is connected with a 12V power supply, the 12V power supply is connected with a diode D3 and a motor M1, a pin 1 of the chip A2 is connected with a capacitor C2 connected with GND, a GND pin of the chip A2 is connected with GND, a pin 8 of the chip A2 is connected with a diode D3 and a motor M1, a capacitor C3 is arranged between the diode D3 and a pin 6 of the chip A3, pins 5, 6 and 7 of the chip A2 are connected with a remote control receiver (10), a pin 2 of the chip A2 is connected with a pin 4 of the chip 1, a pin 3 of the chip A2 is connected with a pin 5 of the chip 1, a pin 1 of the chip A3 is connected with a 12V power supply, a pin D4 and a pin 1 of the motor M59629 are connected with a capacitor C4 of the chip A3, GND is connected to chip A3's GND pin, chip A3's 8 feet are connected with diode D4 and motor M1, be provided with electric capacity C5 between diode D4 and chip A4's 6 feet, chip A3's 5 feet, 6 feet and 7 feet are connected with remote control receiver (10), chip A3's 2 feet are connected with chip 1's 5 feet, chip A2's 3 feet are connected with chip 1's 4 feet.

5. The tarpaulin controller circuit of claim 4, wherein: the remote control receiver (10) comprises a chip A4, the chip A4 is an LM358 dual operational amplifier, pins 3 and 4 of the chip A4 are connected with GND, pins 7 of the chip A4 are connected with pins 20 of the chip A1, a resistor R8 is arranged between pin 7 of the chip A4 and pin 20 of the chip A1, pin 8 of the chip A4 is connected with a power supply and a connected capacitor C6 is connected with GND, a resistor R19 is connected between pin 7 and pin 6 of the chip A4, a resistor R4 connected with GND is arranged at pin 6 of the chip A4, a resistor R4 is connected with pin 5 of the chip A4, an interface of the resistor R4 is connected with a capacitor C4 connected with GND, an interface of the resistor R4 is connected with a relay J4 connected with GND, an interface of the resistor R4 is connected with a resistor R4, a field effect transistor T4, a resistor R4 and a field effect transistor T4, an alternating current field effect transistor (AC) is connected between the resistor R4 and the field effect transistor V4, and the power supply (AC motor) 3624, be provided with resistance R13 between field effect transistor T3's interface and chip A4's 7 feet, resistance R17 and field effect transistor T5's interface connection has field effect transistor T1, and resistance R17 and field effect transistor T5 are connected with chip A3's 6 feet, be provided with resistance R15 between field effect transistor T7 and chip A4, be provided with resistance R11 between field effect transistor T5 and chip A3's 5 feet, be provided with resistance R10 between field effect transistor T1 and chip A3's 7 feet.

6. The tarpaulin controller circuit of claim 5, wherein: a resistor R4 and a capacitor E4 are sequentially connected between the resistor R3 and the AC motor JD interface in series, a capacitor C22 connected with the resistor R4 in series is arranged between the resistor R3 and the capacitor E4, and the resistor R4 is connected with GND.