Outdoor safety type fusion pole-mounted circuit breaker with built-in isolation fracture

An outdoor safety type fusion pole-mounted circuit breaker with a built-in isolation fracture belongs to the technical field of power supply and distribution high-voltage switches of a power system, and comprises a linkage mechanism, an anti-misoperation isolation knife mechanism, a blade switch mechanism, a cast aluminum shell, an electronic sensor and an FTU (Feeder Terminal Unit) controller, a linkage mechanism, an anti-misoperation isolation knife mechanism and a blade switch mechanism are arranged in the cast aluminum shell, the linkage mechanism is connected with the blade switch mechanism through the anti-misoperation isolation knife mechanism, a wire outlet terminal and a wire inlet terminal extend to the outer side of the cast aluminum shell from the inner side of the cast aluminum shell, and an FTU controller is connected with the wire outlet terminal through an electronic sensor. The wire inlet terminal is connected with the linkage mechanism, the blade switch mechanism is connected with the wire o