Biomass fire grate structure

The utility model relates to the technical field of fire grate structures, in particular to a biomass fire grate structure which comprises a boiler body, a limiting groove is formed in the inner wall of the boiler body, a limiting block is connected to the inner wall of the limiting groove in a sliding mode, a pull rod is fixedly connected to one side of the limiting block, and a pull plate is fixedly connected to the top end of the pull rod. Compared with the prior art, the boiler has the advantages that the limiting block, the pull rod, the pull plate, the mounting ring seat, the fire grate, the motor, the rotating disc, the connecting ring and the cleaning plate are arranged in a matched mode, so that the fire grate and the boiler body are not of a fixed and non-detachable structure any more, the fire grate is convenient to detach, the motor is started regularly, the rotating disc can drive the connecting ring to rotate, and the cleaning effect is good. According to the fire grate cleaning device, the clea