Lumbar pillow that can move with the load bearing of the waist in 3d

Abstract

A lumbar pillow that can move with the load bearing of the waist in 3D, comprising the lumbar pillow body, the middle part of the rear end of the lumbar pillow body is provided with a spring central axis mechanism; the spring central axis mechanism comprises the upper bottom plate, the spring and the lower bottom plate, the upper bottom plate is arranged in the middle of the rear end of the lumbar pillow body, the upper bottom plate is provided with a spring, and the other end of the spring is provided with a lower bottom plate; the middle part of the rear end of the lumbar pillow body is provided with a spring central axis mechanism, so that the upper bottom plate will be supported on the backrest of the seat, when the waist leans on the lumbar pillow, the spring will support the lumbar pillow.

1 . A lumbar pillow that can move with the load bearing of the waist in 3D, comprising the lumbar pillow body ( 1 ), the middle part of the rear end of the lumbar pillow body ( 1 ) is provided with a spring central axis mechanism;
 the spring central axis mechanism comprises the upper bottom plate ( 2 ), the spring ( 3 ) and the lower bottom plate ( 4 ), the upper bottom plate ( 2 ) is arranged in the middle of the rear end of the lumbar pillow body ( 1 ), the upper bottom plate ( 2 ) is provided with a spring ( 3 ), and the other end of the spring ( 3 ) is provided with a lower bottom plate ( 4 ).