Feeding device for garbage destructor

The utility model relates to a rubbish incinerator, in particular to a feed device of rubbish incinerator. The rubbish incinerator comprises a hopper, a chute and a pushing device, while the chute is positioned between the hopper and the pushing device. The utility model is characterized in that: a plurality pairs of microwave transmitters and microwave receivers are mounted on the hopper and the chute. Each pair of microwave transmitters and microwave receivers positioned at two sides of the inner wall should be in conformity. The microwave receiver output connects to the microwave receiver module, the microwave receiver module connects to the analyzer, the analyzer output connects to the process controller and the process controller outputs signals and connects to the regulating valve and the pushing device. The utility model is simple in structure and has a good effect to examine water content in rubbish, improves combustion efficiency of rubbish incinerator.