Hard disk switching device of NVMe SSD

The utility model discloses an NVMe SSD hard disk switching device, which comprises a switching device main body, the middle part of the outer side of the switching device main body is sleeved with a protective shell, the two ends of the top of the protective shell are provided with guide grooves, guide rods are inserted into the inner sides of the two groups of guide grooves in a sliding manner, the bottoms of the two groups of guide rods are provided with springs A, and the springs A are provided with springs B; a protective cover is jointly installed at the tops of the two sets of guide rods, a winding groove is formed in the middle of the inner side of the protective shell, a wire is arranged on one side of the switching equipment body, and the wire is located on the inner side of the winding groove. Through mutual cooperation of the protective shell, the wire, the slot, the winding groove, the insertion rod and the spring B, when the device is used, the insertion rod can be pulled out of the slot firstly