An electrostatic dust removal apparatus, comprising: a frame; and a plurality of electrode units comprising a plurality of high-potential units and a plurality of low-potential units, the plurality of electrode units being provided on the frame and being spaced apart from each other, the plurality of high-potential units and the plurality of low-potential units being arranged alternately, and an air channel for removing dust being formed between the electrode units adjacent to each other; wherein each of the plurality of electrode units comprises a conducting part and an insulating part, the conducting part is a conductive plastic part and comprises an electrical field generator and a conducting end, and the insulating part covers at least a portion of the electrical field generator, wherein the plurality of electrode units are arranged along a thickness direction of the plurality of electrode units, and two ends of each of the plurality of electrode units are detachably mounted onto two opposite sides of the frame respectively, and characterized in that, the electrostatic dust removal apparatus further comprises: one high-potential conductor provided at one side of the frame, the high-potential conductor being connected to the conducting end of each of the plurality of high-potential units; and one low-potential conductor provided at another side of the frame that is opposite to the one side, the low-potential conductor being connected to the conducting end of each of the plurality of low-potential units. a frame; and a plurality of electrode units comprising a plurality of high-potential units and a plurality of low-potential units, the plurality of electrode units being provided on the frame and being spaced apart from each other, the plurality of high-potential units and the plurality of low-potential units being arranged alternately, and an air channel for removing dust being formed between the electrode units adjacent to each other; wherein each of the plurality of electrode units comprises a conducting part and an insulating part, the conducting part is a conductive plastic part and comprises an electrical field generator and a conducting end, and the insulating part covers at least a portion of the electrical field generator, wherein the plurality of electrode units are arranged along a thickness direction of the plurality of electrode units, and two ends of each of the plurality of electrode units are detachably mounted onto two opposite sides of the frame respectively, and characterized in that, the electrostatic dust removal apparatus further comprises: one high-potential conductor provided at one side of the frame, the high-potential conductor being connected to the conducting end of each of the plurality of high-potential units; and one low-potential conductor provided at another side of the frame that is opposite to the one side, the low-potential conductor being connected to the conducting end of each of the plurality of low-potential units. one high-potential conductor provided at one side of the frame, the high-potential conductor being connected to the conducting end of each of the plurality of high-potential units; and one low-potential conductor provided at another side of the frame that is opposite to the one side, the low-potential conductor being connected to the conducting end of each of the plurality of low-potential units.