Human body stretching machine
A stretching machine and human body technology, applied in gymnastics equipment, sports accessories and other directions, can solve the problems of inability to quantify exercise intensity, inflexible operation, poor exercise effect, etc., and achieve good economic value and social benefit, and exercise effect is remarkable. , the effect of simple structure
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Embodiment 1
[0038] Such as figure 1 As shown, a human body stretching machine includes a backrest 4, a seat frame 8, a leg frame 13, an inverted chain 15 and a steel wire rope 5, and the backrest 4, the leg frame 13 and the seat frame 8 are all prepared from channel-shaped steel; the backrest 4 The bottom of the seat frame 8 and the front end of the seat frame 8 are fixedly connected by bolts, and the end of the seat frame 8 and the bottom of the leg frame 13 are arranged to be flexibly connected by pin shafts; Two pulleys are arranged symmetrically; a seat cushion is arranged in the seat frame 8, and movable pins 9 are respectively arranged on both sides of the seat frame 8, and the seat cushion is fixedly connected with the front end of the seat frame 8 by screws; the leg frame 13 is a hollow frame, The hollow frame includes a first side 131, a second side 132, a third side 133 and a fourth side 134, wherein the two right angles of the third side 133 are respectively arranged as a squar...
Embodiment 2
[0040] Such as figure 1 , figure 2 Shown, a kind of human body stretching machine, the structure is as described in embodiment 1, and its difference is: the backrest 4 is provided with safety belt, and one end of safety belt is fixedly arranged on the side of backrest, and the other end of safety belt passes through The buckle is arranged on the other side of the backrest.
Embodiment 3
[0042] Such as figure 1 Shown is a human body stretching machine, the structure of which is as described in Embodiment 1, the difference is that: a movable connecting measuring scale 1 is arranged on one side of the backrest 4 . Quantitative training can be carried out by using the measuring ruler, and the horizontal displacement of the leg frame can be measured by using the measuring ruler every day, so that the quantitative training can be carried out in a planned and targeted manner.
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