Remote control device for unloading trolley of aluminum alloy smelting furnace

The utility model relates to a remote control device for an unloading trolley of an aluminum alloy smelting furnace, which comprises a plurality of buttons, a plurality of relays and a plurality of optocoupler isolation switches, the buttons, the relays and the optocoupler isolation switches are in one-to-one correspondence, the buttons are connected with normally open contacts of the relays in parallel, and coils of the relays are connected with a power supply through output ends of the optocoupler isolation switches to form a loop; the input end of the optocoupler isolation switch is connected with a first MCU chip, the first MCU chip is in wireless communication connection with a second MCU chip, and a wireless remote control module is arranged between the second MCU chip and the first MCU chip; and the first MCU chip is arranged in the control box. The driving circuit is arranged in the control box, is combined with the first MCU chip and is in wireless communication connection with the second MCU chip th