Emergency power supply of pole-mounted circuit breaker

The utility model discloses a pole-mounted circuit breaker emergency power supply, and relates to the transformer technology field, the pole-mounted circuit breaker emergency power supply comprises a first connecting line, a second connecting line, a boost module and a power supply module, the boost module comprises a housing, one end of the housing is provided with a power supply input interface, and the other end of the housing is provided with a power supply output interface; a boosting module and a controller are arranged in the shell; a display screen hole is formed in the upper layer of the shell, and a display screen is embedded in the display screen hole; the boosting module is connected with the controller, and the output end of the controller is connected with the display screen; the upper side of the housing is also provided with a power switch, and the power switch is connected in series with a line between the power input interface and the boost module. And heat dissipation holes are formed in th