Electrical penetration assembly for pressure vessel, pressure vessel, and method of assembly

The invention discloses an electrical penetration assembly for a pressure vessel, the pressure vessel and an assembly method. The electrical penetration assembly comprises: a conductor assembly comprising: a conductor; the sleeve body is arranged outside the conductor in a sleeving manner, a gap is formed between the sleeve body and the conductor, and the sleeve body provides insulation protection for the conductor; the sealing part is connected with the conductor and the sleeve body, and a cavity is defined by the sealing part, the conductor and the sleeve body to seal the end part of the gap; wherein the sleeve body is arranged to be mounted at an opening of a shell of the pressure vessel; or the electrical penetration assembly further comprises a mounting part, a through hole is formed in the mounting part, the conductor assembly penetrates into the through hole, and the sleeve body is mounted at the through hole. 本发明公开了一种用于压力容器的电气贯穿件、压力容器、组装方法。所述电气贯穿件包括：导体组件，包括：导体；套体，套设在所述导体外，所述套体与所述导体之间具有间隙，所述套体为所述导体提供绝缘