Active and passive combined lower limb rehabilitation training device
A rehabilitation training and combined technology, which is applied in the direction of muscle training equipment, passive exercise equipment, sports accessories, etc., can solve the problems of high training cost, single training mode, and unstable center of gravity of patients, so as to optimize the stress state and expand The adjustment angle and the training effect are remarkable
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Embodiment 1
[0033] Embodiment 1: as figure 2 As shown, the bed horizontal lifting structure includes a scissor lifting rod 24, a roller connecting shaft 23, and a trapezoidal screw device. The scissor lifting rod 24 is oppositely arranged on the front and rear sides of the upper surface of the base 1, and the scissor lifting rod 24 on each side includes two long rods hingedly connected in the middle, and the left sides of the two long rods are connected with the base 1 and the bed support frame respectively. The lower surface of 4 is hingedly connected, two long rods form a cross shape, and the ends of the right side of the two long rods are hinged with lifting rod rollers 25, and the lifting rod rollers 25 are respectively arranged on the lower surface fixedly connected to the bed support frame 4 And in the roller track 26 at the base 1 place, the turning roller track 311 of L shape can prevent it from overturning danger. The scissor lifting rod 24 is connected by two rectangular tubes...
Embodiment 2
[0034] Embodiment 2: as image 3 As shown, the horizontal lifting structure of the bed includes a crank gear mechanism and a lead screw pushing device arranged oppositely on the front and rear sides of the upper surface of the base 1, and the crank gear mechanism on each side includes two support arms 28 and a crank arm 29. , end meshing gear 211, bracket 210, specifically including lifting servo motor 21, crank arm 22, support arm 28, motor shaft 212, thrust bearing 216, end meshing gear 26, lifting screw 213, threaded shaft 214, limiter Bit nut 29, support 210. The two support arms 28 are of equal length, and the support arms 28 are hingedly connected with the chassis 1 , and the lower ends of the support arms 28 are hinged on the upper surface of the base 1 . The lower ends of the two crank arms 29 are hinged on the upper ends of the support arms 28, and the crank arms 29 are in the shape of a broken line. The end meshing gear 211 is fixedly connected to the end of the cr...
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