Bolt with anti-disassembly function

The utility model discloses a bolt with anti-dismantle function, including shell, fixed ring, swivel, locating piece and bolt, the outer surface of shell is fixed installation fixed ring, the inside of fixed ring upper end is connected with swivel, and the locating piece is connected with one end of fixed ring, the outer surface of shell is connected with bolt, and the bolt is connected with the fixed ring upper end. A second magnetic block is fixedly installed at one end of the second rotating rod, and an unlocking rod is connected into the bolt. According to the bolt with the anti-disassembly function, when a machine needs to use the bolt, the bolt is in threaded connection with a shell of the machine, the movable block rotates downwards along with the bolt through the fixing rod, after the movable block makes contact with the rotating ring, the rotating ring rotates downwards along with the movable block, and the positioning block moves towards one end of the fixing ring under the action of pressure; when