Clamp with elastic opening function

A clamp with elastic opening function at least comprising:

• a clamp, is provided with a first clamping body and a second clamping body, said first clamping body is provided with a first clamping portion and a first axle seat, said second clamping body is provided with a second clamping portion and a second axle seat, and said first clamping portion and second clamping portion are disposed corresponding to each other;
• said first axle seat and second axle seat are pivotally connected to each other through a shaft, so that said first clamping body and second clamping body can rotate relative to each other;
• a first pressing portion is provided on an upper end of said first axle seat, and a second pressing portion is provided on a lower end of said second axle seat, and a spiral clutch device and an elastic telescopic torsion member are arranged between said first axle seat and second axle seat;
• said spiral clutch device is provided with a first spiral rack and a second spiral rack, said first spiral rack and the second spiral rack are respectively disposed on said first axle seat and second axle seat corresponding to each other, and mesh with each other;
• said elastic telescopic torsion member is provided with an elastic torsion portion and an elastic telescopic portion, two ends of said elastic torsion portion are respectively connected to said first clamping body and second clamping body to provide an elastic force for said first clamping body and second clamping body to be automatically opened;
• the upper and lower ends of said elastic telescopic portion are respectively abutted against said first axle seat and second axle seat to utilize the elastic force of said elastic telescopic portion to provide a meshing force between said first spiral rack and the second spiral rack.