Cabinet clamping piece heat dissipation device

The utility model belongs to the technical field of cabinet heat dissipation devices, and particularly relates to a cabinet clamping piece heat dissipation device which comprises a cabinet body and a heat dissipation mechanism, an exhaust fan is arranged on the top of the cabinet body, a cage-shaped rack is arranged on the upper portion of the cabinet body, a clamping piece is arranged on the cage-shaped rack, a cabinet door is arranged on the front side of the cabinet body, and an air inlet hole is formed in the lower portion of the rear side of the cabinet body. The heat dissipation mechanism comprises a hinge seat, a rotating rod and a heat dissipation assembly, one end of the rotating rod is rotationally connected to the front side of the hinge seat through a first damping rotating shaft, the heat dissipation assembly comprises a supporting plate, a plurality of heat dissipation fans and a telescopic air pipe, and the bottom surface of the supporting plate is rotationally connected to the rotating rod thr