Direct-current motor speed regulation system with wireless remote control function

The utility model relates to a direct-current motor speed regulation system with wireless remote control function. The system comprises a direct-current motor, a single chip microcomputer, a manual speed regulation module, a remote control speed regulation module, a PWM speed regulation driving module and a speed acquisition circuit, wherein speed regulation output signals of the manual speed regulation module and the remote control speed regulation module are respectively transmitted to a manual speed regulation input end and a remote control speed regulation input end of the single chip microcomputer, a PWM speed regulation output end of the single chip microcomputer is connected to a rotation speed control input end of the direct-current motor through the PWM speed regulation driving module, and a rotation speed control output end of the direct-current motor is connected back to a motor rotation speed control input end of the single chip microcomputer through the speed acquisition circuit. The system is pr