High-voltage junction box

The high-voltage junction box comprises a lower box body, a sealing structure and an upper box body, the upper end of the lower box body is open, the sealing structure comprises a sealing ring and a fixing ring, the fixing ring is detachably installed at the open end of the lower box body, the sealing ring is arranged on the inner side wall of the fixing ring in a surrounding mode, and the sealing ring is arranged on the inner side wall of the fixing ring. The sealing ring is arranged in the lower box body, the two ends of the sealing ring in the vertical direction protrude out of the fixing ring, the sealing ring and the fixing ring are integrally formed in an injection molding mode through an injection molding machine, the upper box body covers the open end of the lower box body, the sealing ring and the fixing ring are jointly clamped by the upper box body and the lower box body, and the lower end of the upper box body is open. Through the arrangement, the assembly period of the high-voltage junction box c