Massage chair with adjustable backrest

Abstract

The invention relates to the field of massage chairs, and discloses a massage chair with an adjustable backrest. The massage chair comprises a main body (1), a backrest (2) arranged on the main body (1), and a lifting mechanism for making the backrest (2) lift relative to the main body (1), wherein the lifting mechanism comprises at least a lifting column (3), a worm rod (4), a first worm wheel (5) and a second worm wheel (6), wherein the lifting column (3) is arranged on the rear side of the backrest (2) and is provided with a gear rack along a length direction, the worm rod (4) is arranged on the rear side of the main body (1), the first worm wheel (5) is engaged with the worm rod (4), and the second worm wheel (6) is axially and fixedly connected to the first worm wheel (5) through a connection rod (7), and is engaged with the gear rack. According to the present invention, the height of the backrest of the massage chair can be adjusted by arranging the lifting mechanism, such that the massage chair can be used for people with different heights so as to provide convenient use for people.

Description

technical field [0001] The invention relates to the field of massage chairs, in particular to a massage chair with an adjustable backrest. Background technique [0002] Massage chairs use mechanical rolling force and mechanical extrusion to perform massage. Manual massage can dredge the meridians, circulate Qi and blood, and maintain the balance of yin and yang in the body. Therefore, after massage, you can feel muscle relaxation, joint flexibility, and refreshment. Invigorate, eliminate fatigue, and play an important role in ensuring physical health. The function of current massage chair is perfect day by day, possesses the massage function to head, back, leg and hands and feet. However, the backrests of current massage chairs are usually fixed in height and cannot be adjusted, which makes it very inconvenient for people of different heights to use. Contents of the invention [0003] The object of the present invention is to provide a massage chair with an adjustable ba...

AI Technical Summary

Problems solved by technology

[0003] The object of the present invention is to provide a massage chair with an adjustable backrest in order to overcome the problem that the height of the backrest of the existing massage chair cannot be adjusted in the prior art. The massage chair with an adjustable backrest can adjust the massage chair by setting a lifting mechanism The height of the backrest of the chair can be applied to people of different heights, which provides convenience for people to use

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