The invention discloses an accumulator car facility. The accumulator car facility comprises a charging box body and a charging gun which is jacked into the charging box body to be connected with the charging box body in a matched mode. A hook is fixedly arranged on the left side of the charging box body, and a hanging slot is formed between the hook and the charging box body. An inner end slot stretching left and right is formed in the charging box body, and a jacking slot communicates with the right end of the inner end slot and the exterior of the charging box body. A partition plate fixedly connected with the charging box body is arranged on the position, located above the jacking slot, of the right end of the inner end slot, and an open hole upwards stretching is formed in the partition plate. According to the accumulator car facility, the overall structure is simple, production cost is low, power supplying is safe and stable, running operation is easy, the electric shock accident in existing lives is effectively reduced, life and property safety of people is guaranteed, occurrence of the accumulator car power outage accident caused by error kick and error collision can be avoided, the service life of the accumulator car facility is effectively protected, and the accumulator car facility is suitable for being used and popularized.