Fitness chair

Abstract

The invention relates to a fitness chair, which comprises a supporting chair frame, a seat, a backrest support and a backrest, wherein the seat is arranged on the supporting chair frame, the backrest is arranged on the backrest support, the backrest support is movably connected with the supporting chair frame and a first restoration mechanism which can restore the backrest support is arranged on the supporting chair frame. The invention is characterized in that the backrest at least comprises an upper backrest plate and a lower backrest plate and the backrest plates are movably connected on the backrest support. Since the backrest at least comprises the upper backrest plate and the lower backrest plate and the backrest plates are movably connected on the backrest support, when the waist of a human body is in a forward tilting fitness state, the upper backrest plate and the lower backrest plate of the fitness chair can be in full attachment with the back of the human body. Thereby, thedesign is compliant with ergonomics and the waist fitness is facilitated.

Description

Technical field: [0001] The invention relates to a fitness chair, in particular to a fitness chair capable of performing waist, shoulder and neck training at the same time. Background technique: [0002] At present, people (office workers, scientific research designers, students, drivers, etc.) who sit for a long time due to work and living habits often experience soreness, swelling, tiredness, and pain in the neck, shoulders, and waist (lower back). In other cases, this is because the muscle is stretched by holding a certain action for a long time, which reduces the elasticity and blood supply of the muscle, resulting in an uncomfortable feeling. At this time, the discomfort of these muscles will gradually disappear. However, due to work and living habits, many people do not exercise for a long time or do not have the time and conditions to exercise, which forces the muscles to lose their good elasticity and become stiff. Tiredness, pain with pinched nerves. If the spine...

AI Technical Summary

Problems solved by technology

But there is following defective in this body-building chair: 1, the backrest of body-building chair is the vertical shape backboard of one-piece molding, and when people carried out body-building to waist, people's back generally will overcome the active force of backrest resetting mechanism and move from front to back. , so that the back changes repeatedly from the initial state of leaning forward to the final state of leaning backward. However, when the person's back is in the initial state of leaning forward, the entire back of the person will bend slightly forward and present a certain arc, Because the backrest is integrally formed, the backrest cannot be fully fitted with the entire back of the human body at this time, which does not conform to ergonomic design and is not conducive to waist fitness; 2. Similarly, the backrest cannot be fitted with the waist, and the same Not conducive to waist fitness; 3. Single fitness function, no neck and shoulder fitness functions

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