Soft linkage lumbar support and using method thereof
A lumbar support and linkage technology, applied in the field of seat lumbar support, can solve problems such as the inability to support the human body's waist and the flattening of the lumbar support, and achieve the effects of alleviating lumbar fatigue, improving efficiency, and increasing comfort
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[0020] Reference Figure 1 to 2 As shown, a flexible linkage lumbar support of this embodiment includes a lumbar support plate 2 mounted on the back of the chair and a chassis 9 for installing a seat cushion. The lower end of the lumbar support plate 2 is provided with a first fixing seat 8. The first fixing seat 8 is mounted on the back of the chair, the upper end of the backrest plate is provided with a roller baffle 1, the roller baffle 1 is mounted on the back of the chair, and the upper end of the backrest is rotatably provided with The roller 6, the roller 6 is slidingly mounted on the roller baffle 1, the upper end of the lumbar support plate 2 is connected with a steel rope 3, one end of the steel rope 3 is connected with the lumbar support plate 2, and the other end is provided with a steel rope The joint box 4, the steel rope joint box 4 is fixedly installed on the seat cushion, a steel wire is arranged between the chassis 9 and the connection box of the steel rope 3,...
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