Portable equipment device and quick locking mechanism thereof

The utility model discloses a portable equipment device and a rapid locking mechanism thereof. The rapid locking mechanism comprises a shell, a transmission assembly and a clamping assembly. The shell is provided with a fixing groove and a key, the fixing groove is used for being matched with an external fixing piece, and the fixing groove comprises an unlocking hole site and a locking hole site; the transmission assembly is connected with the key and can move under the driving of the key; the clamping assembly is clamped between the unlocking hole position and the locking hole position of the fixing groove. The fixing piece can move to the locking hole position from the unlocking hole position under the action of external force and is kept locked under the action of the clamping assembly. The clamping assembly can be driven by the transmission assembly to move away from the fixing groove. The portable equipment device comprises a quick locking mechanism, an equipment main body provided with a plurality of fi