Round solid slow-release agent dosing device used in sewage treatment equipment

The utility model discloses a round solid slow-release agent dosing device used in sewage treatment equipment. The round solid slow-release agent dosing device comprises a dosing device bin, a pushing and shifting device, a shifting piece limiting device, a wedge-shaped material guide groove, a material transfer device, a dosing conveying track, a power system, a moisture-proof sieve, a floating support and the like. The device is made of anti-corrosion materials, can work in a closed, narrow and high-humidity space environment, is high in integration degree, small and light, various in installation mode, capable of preventing moisture and blocking, capable of utilizing original air source or water source power in integrated equipment to feed chemicals, capable of utilizing a spring of a chemical feeder or power source power to feed chemicals, diverse in power source, high in strain capacity and convenient to use. The dosing amount and dosing time can be controlled, the operation is convenient, energy is save