A sports stretcher

Abstract

The invention provides a sports tendon stretching device comprising a bottom plate. A stand column is fixedly mounted at the top end of the bottom plate; racks are arranged on the two sides of the stand column; a gear box is mounted on the outer side of each rack; two climbing motors are mounted on one side of each gear box; an air cylinder is mounted above each gear box; the air cylinders are fixedly connected with the gear boxes; the output end of each air cylinder is abutted against the side face of each gear box. A mounting flange is mounted on one side, far away from each climbing motor,of each gear box; a sleeve is arranged on one side of the mounting flange; tension rings are inserted into the inner sides of the sleeves in a communicating mode, torsional springs are installed at the upper ends and the lower ends of the sleeves, one end of each torsional spring is fixedly connected with one sleeve and the other ends of the torsional springs are fixedly connected with the tensionrings. A top frame is arranged at the top end of the stand column, the middle of the top frame is connected through a bridge, and an open hole matching the cross section of the bridge is formed. A lead screw and a nut block are mounted on a hoisting plate, so that a user can conveniently swing left and right, and the comfort of the user is improved.

Description

technical field [0001] The invention relates to the technical field of sports equipment, in particular to a sports stretching device. Background technique [0002] With the development of industrial technology, modern people pay more and more attention to fitness. Arm stretching is an item in fitness. During the stretching process, there will be a certain pain and movement. People will be very tired after stretching, and their hands and feet cannot move. work hard; [0003] 1. The shape and outline of sports stretching devices are fixed, and the heights of users vary widely, so it is very inconvenient to use stretching devices for special body shapes, which requires special custom-made stretching devices, which wastes equipment resource; [0004] 2. People will feel some pain in their arms after stretching. If the muscles of the body are not relaxed, it will lead to discomfort in the body. Contents of the invention [0005] In view of the above problems, the present inv...

AI Technical Summary

Problems solved by technology

[0003] 1. The shape and outline of sports stretching devices are fixed, and the heights of users vary widely, so it is very inconvenient to use stretching devices for special body shapes, which requires special custom-made stretching devices, which wastes equipment resource;

[0004] 2. People will have a certain pain in their arms after stretching. If the muscles of the body are not relaxed, it will lead to discomfort in the body

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