Power distribution cabinet with gas detection function

The utility model discloses a power distribution cabinet with a gas detection function, which comprises an SO2 gas sensor, a cabinet body, a partition plate and a mounting plate, a cabinet door is hinged to the outer side of the cabinet body, an alarm is mounted in the middle of the cabinet door, heat dissipation through holes are uniformly formed in the two sides of the cabinet body, a containing groove is formed in the bottom end in the cabinet body, and the partition plate is arranged in the containing groove. And a buffer mechanism is arranged in the accommodating groove. According to the utility model, by installing the sliding mechanism, the fixing groove and the sliding block, the sliding block moves up and down in the fixing groove so as to play a guiding role on the mounting plates, so that distribution switches with different sizes can be conveniently mounted by adjusting the distance between the mounting plates, meanwhile, multiple groups of mounting plates are conveniently mounted, and the mountin