Waist relaxing chair and waist relaxing seat cushion

Abstract

The invention relates to a waist relaxing chair and a waist relaxing seat cushion for rehabilitation and office. The waist relaxing chair is characterized in that a swing mechanism and a stop mechanism are arranged between the bottom of the seat cushion and supporting legs of the chair; the swing mechanism comprises a fixing and connecting mechanism fixedly arranged at the tops of the supporting legs, a ball head shaft in threaded connection with the inside of a screw hole of the fixing and connecting mechanism, a connecting plate fixedly arranged at the bottom of the seat cushion, a sleeve on the connecting plate, and a shaft sleeve covering the ball head shaft, or a ball hole covering a ball head in the sleeve; the supporting legs are embedded into the shaft sleeve or the ball hole fixedly formed in the bottom of the seat cushion through the ball head shaft or the ball head arranged at the tops of the supporting legs, so that the supporting legs are movably connected to the bottom of the seat cushion; the seat cushion rotates and swings relative to the supporting legs; the stop mechanism comprises a pair of flange rings radially arranged in parallel along the sleeve, an annular groove formed between the pair of flange rings, a stop mechanism body matched with the annular groove, and a linkage mechanism connected with the stop mechanism body; the swing mechanism is arranged between the bottom of the seat cushion and a supporting plate with a supporting function.

Description

technical field [0001] The invention relates to a waist-relaxing chair and a waist-relaxing seat cushion for both rehabilitation and office use. Background technique [0002] Among them, the rotatable chairs are all plane rotations, and the swinging chairs are limited to swinging back and forth, and the movement is that the chair drives the overall displacement of the human body, which can only relieve the nervous fatigue of the human body and limit its use effect; For non-office use, most of them are bulky, bulky, have high requirements for the use environment, and are inconvenient to carry. [0003] The functions required by the chair in different occasions are different, and the switching between rotation and non-rotation can meet different needs. The chairs on the market are not easy to DIY. When a certain part is removed, it will no longer be a chair. For example, the backrest and armrest cannot be disassembled. Contents of the invention [0004] The object of the p...

AI Technical Summary

Problems solved by technology

The chairs on the market are not easy to DIY. When a certain part is removed, it will no longer be a chair. For example, the backrest and armrest cannot be disassembled.

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