Massage chair backrest and massage chair adopting same
A massage chair and backrest technology, applied in passive exercise equipment, physical therapy and other directions, can solve the problems of user inconvenience, lack of structural design, fixed massage components, etc., and achieve convenient operation, simple structure, and improved comfort. Effect
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[0012] Attached below figure 1 And attached figure 2 The present invention will be further described.
[0013] A massage chair backrest, comprising a support 1, a movement frame 3, a rotating screw rod 2 and a motor 6, guide rail grooves 101 are arranged on both sides of the support 1, sliders 301 are connected to both sides of the movement frame 3, and the sliders 301 Can slide up and down along guide rail groove 101, core frame 3 is provided with nut 9, and the screw thread of nut 9 cooperates with the screw thread of rotating screw mandrel 2, and the upper and lower ends of rotating screw mandrel 2 are respectively rotatably connected with the upper and lower ends of support 1. One end of the screw mandrel 2 is connected with a pulley 7, and the pulley 7 and the motor 6 are connected through a belt 8. The upper and lower ends of the rotating screw mandrel 2 can be connected with the upper and lower ends of the support 1 in rotation respectively, and can be realized by me...
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