Explosion-proof shell for explosion-proof frequency converter

The invention discloses an explosion-proof shell for an explosion-proof frequency converter, which comprises a shell frame, a separation chamber arranged on the shell frame and used for installing and arranging a part of instrument switch devices which cannot generate electric arcs and sparks, and an explosion-proof chamber arranged in the middle of the shell frame and positioned below the separation chamber and used for installing and fixing switch devices which are easy to generate electric arcs and sparks, the explosion-proof door is arranged on one side of the explosion-proof chamber, the explosion-proof door and the explosion-proof chamber are sealed and fastened, electric arcs and sparks generated in the using process of components such as a frequency converter can be isolated, explosion with other gas or dust in the air is avoided, and the buffer power connection assembly is arranged between the explosion-proof chamber and the separation chamber. The electric wire led out of the explosion-proof chamber