Automatic power-off fire extinguishing electrical cabinet

The invention relates to the technical field of electrical cabinets, and discloses an automatic power-off fire extinguishing electrical cabinet which comprises a triggering mechanism, the triggering mechanism comprises second sliding blocks slidably connected to the outer walls of first sliding rods, the outer wall of each first sliding rod is slidably connected with one second sliding block, and the end, away from the cabinet body, of a first spring is fixedly connected with the second sliding blocks. A shell is fixedly connected to the outer wall of the second sliding block, a glass column is fixedly connected to the top of the shell, the end, away from the shell, of the glass column is fixedly connected with the transverse plate, a sealing assembly is fixedly connected to the outer wall of the shell, a third sliding rod is fixedly connected to the inner wall of the shell, and an auxiliary assembly is slidably connected to the outer wall of the third sliding rod. By means of the arrangement, when the interi