Chair for treating lumbar vertebra lesion
A technology of chair and lumbar spine, applied in medical science, fractures, etc., can solve the problems of inconvenient use of autologous traction bed, unstable fixation of thoracic traction belt, upward sliding of thoracic traction belt, etc., and achieve good pain relief effect without difficulty Discomfort, lumbar pain relief effect
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Example Embodiment
[0022] Example 1:
[0023] Such as figure 1 , 2, 3, the present invention includes a base 1, a backrest 2, a seat board 3, a skirt board 4, a locking mechanism 5. The backrest 2 is provided with an armrest 6 and a strap 7, and the base 1 is provided with an electric rotating table 8. The front end of the seat plate 3 has two hinge points. The previous hinge point of the front end of the seat plate 3 is rotatably connected to the base 1. The electric rotating table 8 includes a screw 8a driven by a motor 8d and a gear driven by the screw 8b. The swing arm driven by the gear 8b (or just a large gear 8b as shown in the embodiment), the two ends are respectively hinged with the rear hinge point of the seat plate 3 and the swing arm (or the eccentric position of the large gear 8b) The connecting rod 8c, the locking mechanism 5 is a manual locking mechanism, such as image 3 As shown, the locking mechanism 5 includes an arc-shaped plate 5b fixed on the outer edge of the backrest 2 with...
Example Embodiment
[0029] Example 2:
[0030] Such as Figure 4 As shown, this embodiment is based on embodiment 1. The skirt 4 includes a fixed part 4a hinged on the seat plate 3, a swing part 4b connected with the fixed part 4a through a power swing mechanism 21, and a power swing mechanism 21 It is arranged on the fixed part 4a, and the swing part 4b is hinged to one end of the swing arm 21a of the power swing mechanism 21. The swing part 4b is slidably arranged on the slide 4d fixedly connected with the fixed part 4a through the slide rail 4c. The power swing mechanism 21 includes a screw 21c driven by a motor 21b, a gear 21d meshed with the screw 21c, and a swing arm 21a The other end is eccentrically hinged on the gear 21d.
Example Embodiment
[0031] Example 3:
[0032] Such as Figure 5 As shown, the locking mechanism 5 is an electric locking mechanism. The locking mechanism 5 includes a parallelogram mechanism 10 with four sides hinged to each other, a driving power 11 that drives two diagonal corners 10a of the parallelogram mechanism 10 to move relatively, and the seat plate 3 is connected in parallel On the upper side 10b of the quadrilateral mechanism 10, the backrest 2 is connected to one side 10c of the parallelogram mechanism 10, and the skirt board 4 is connected to the other side 10d of the parallelogram mechanism 10; the driving power 11 includes the connection to the parallelogram mechanism 10 The motor 11a on one pair of corners 10a, the screw 11b driven by the motor 11a, and the screw sleeve 11c arranged on the other diagonal 10a of the parallelogram mechanism 10, the screw 11b passes through the screw sleeve 11c.
[0033] When working, the motor 11a drives the screw rod 11b to rotate, and the screw rod 11...
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