Ultra-low emission dust remover convenient for replacing filter element

The utility model discloses an ultra-low emission dust remover convenient for replacing a filter element, which relates to the technical field of bag-type dust removers, and comprises a machine main body, a replacement assembly is arranged in the machine main body, the replacement assembly comprises a bracket, and a keel is connected below the bracket. Through the arrangement of the replacement assembly, the filter bag is sleeved outside the keel to ensure the shape of the filter bag, then the clamping plate is sleeved on the surface of the filter bag from the bottom of the filter bag and is pushed upwards, the top of the clamping plate enters the clamping groove, and then the clamping plate is rotated to finish limiting, so that the clamping plate is matched with the bracket to clamp the filter bag; after the cover plate is detached, the support and the filter bag in the machine main body are taken out through the handle, a new filter bag and the support which are just installed are put into the machine main