The invention discloses a novel trash bin with a good using effect. The novel trash bin comprises a bin body, and a garbage bag fixing cover is arranged at the upper end of the bin body; a pull rod frame is connected to the lower end of the garbage bag fixing cover, and a spring device is arranged on the lower side of the pull rod frame; and a pedal block is connected to the bottom end of the pullrod frame, and a buckle matched with the pedal block is arranged at the bottom end of the bin body. The trash bin has the advantages that the structure is novel, and when a garbage bag is placed in the trash bin in a sleeved mode, the bag body can be well fixed by the trash bin bag fixing cover; meanwhile, when the garbage bag is replaced, the pedal block only needs to be pedaled to lift the cover body, the operation is simple, and the replacement is simple and convenient.