Wrist strength training device

Abstract

The present application provides a wrist strength training device which is mainly aimed at wrist strength training and is very safe to use, including a threaded rod, a resistance member sheathed on the threaded rod and a torsion handle sheathed on both ends of the threaded rod and connected with the threaded rod, the resistance member is arranged between the two torsion handles on the threaded rod.

1 . A wrist strength training device, comprising a threaded rod, a resistance member sheathed on the threaded rod and a torsion handle sheathed on both ends of the threaded rod and connected with the threaded rod, and the resistance member is arranged between the two torsion handles on the threaded rod. 
     
     
         2 . The wrist strength training device according to  claim 1 , wherein the two ends of the threaded rod are provided with threads screwed with each of the torsion handles. 
     
     
         3 . The wrist strength training device according to  claim 2 , wherein a thread stroke at the both ends of the threaded rod is longer than the length of the torsion handle. 
     
     
         4 . The wrist strength training device according to  claim 1 , wherein the whole length of the threaded rod is provided with threads. 
     
     
         5 . The wrist strength training device according to  claim 1 , wherein a positioning sleeve is sheathed on the threaded rod, and the positioning sleeve is located between the resistance member and the torsion handle. 
     
     
         6 . The wrist strength training device according to  claim 1 , wherein the resistance member is a spring. 
     
     
         7 . The wrist strength trainer according to  claim 6 , wherein there is one or more of the springs. 
     
     
         8 . The wrist strength training device according to  claim 6 , wherein the inner wall of each positioning sleeve is provided with a groove for positioning the spring, so that the ends of the spring is able to extend into the groove. 
     
     
         9 . The wrist strength training device according to  claim 1 , wherein the torsion handle is sheathed with an anti-skid sleeve. 
     
     
         10 . The wrist strength training device according to  claim 9 , wherein the anti-skid sleeve is provided with an anti-skid bulge. 
     
     
         11 . The wrist strength training device according to  claim 9 , wherein the torsion handle is provided with a hanging hole.