Jack nut locking structure

Abstract

The utility model discloses a nut locking structure of jack, include: jack body, nut body, support subassembly, fixed component, rotation subassembly and locking assembly, the top of nut body screw thread is equipped in the top of jack body, and support subassembly sets up in the top of jack body, and fixed component includes the pressing groove of setting in the middle part of nut body, and the inside of pressing groove is inserted and is connected with the pressing block, and rotation subassembly sets up in the bottom of pressing block, and rotation subassembly is used for rotating pressing block. The utility model discloses through the design of pressing groove, pressing block, rotation subassembly and locking assembly, after determining the height of jack pushing out, rotating nut body, locking jack through nut body, finally, moving the pressing block to the inside of pressing groove, through the block of pressing block, make nut body after locking unable to move on jack, thereby avoiding the situation that nut body loosens and leads to unable locking in the process of collision.

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