Mos tube with concealable pin

The utility model relates to the technical field of transistors, in particular to a mos transistor with a concealable pin, which comprises a mos transistor body, a mounting groove is arranged on the top surface of the mos transistor body, a rotating shaft is arranged between the left and right groove walls of the front end part of the mounting groove, a storage rack is further arranged in the mounting groove, a plurality of storage grooves communicated with the outside are arranged in the storage rack, and the mos transistor body is arranged in the storage rack. The rotating shaft is provided with a hidden pin, the hidden pin comprises a plurality of bases which are linearly arranged at equal intervals and rotationally connected with the rotating shaft, the bases are provided with electrodes, the electrodes are located in the containing groove and matched with the containing groove in a clamped mode, the left side face of the mos pipe body is provided with a sliding groove, and the mos pipe body is further pr