An adjustable tensioner

Abstract

The invention discloses an adjustable tensioner, which includes a top block, a horizontal plate and a housing. The top of the horizontal plate is provided with a through hole, and both sides of the top surface of the horizontal plate are provided with first chute. Both sides of the top block are fixedly connected with connectors, and the connector is movably connected to a movable rod through a rotating shaft. The bottom end of the movable rod extends to the inner cavity of the first chute and is movably connected to the first pulley through the rotating shaft. . The invention consists of a top block, a horizontal plate, a shell, a supporting block, a through hole, a first chute, a connecting piece, a movable rod, a first pulley, a sliding hole, a vertical bar, a second chute, a sliding block, a horizontal bar, The second pulley, fixed plate, fasteners, springs, connecting belts, handles, gear rods, long holes, third chute, third pulley, motor and gear can be used by different people, so there is no need to purchase Multiple tensioners greatly save costs and enable most users to perform fitness exercises.

Description

technical field [0001] The invention relates to the technical field of fitness equipment, in particular to an adjustable tensioner. Background technique [0002] Stretcher is a kind of equipment suitable for public fitness exercises. The advantage of using a stretcher is that it can exercise arm strength, make the wrist and arm more flexible, and make the muscles stronger. When doing some forearm lifting exercises, such as high-position puller The muscles can be fully exercised by lifting or reverse high-position tensioner toys, and there are various types of tensioners. However, most of the tensioners currently in use do not have the function of adjusting height and strength, which is inconvenient for users of different sizes. A tensioner cannot be used by multiple people, which increases the cost of purchasing equipment. Contents of the invention [0003] The purpose of the present invention is to provide an adjustable tension device, which can adjust the height and str...

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide an adjustable tension device, which can adjust the height and strength of the tension device, and can be used by different groups of people. This eliminates the need to purchase multiple tension devices, which greatly saves costs and enables most users. The advantage of being able to perform fitness exercises solves the problem that most of the tensioners currently used do not have the function of adjusting height and strength, which is inconvenient for users of different sizes. Often a tensioner cannot be used by multiple people, resulting in an increase in the cost of purchasing equipment The problem

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