Lifting hydraulic control system
A technology of hydraulic control system and hydraulic control valve, which is applied in the direction of lifting frame, lifting device, fluid pressure actuating device, etc., which can solve problems such as prone to failure, limited height, and inability to lift large objects, so as to ensure stability , Strong lifting capacity and stable lifting effect
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[0018] The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings:
[0019] As shown in the figure: a lifting device, including a lifting mechanism and a hydraulic control system, the lifting mechanism includes two sets of lifting units, the lifting unit includes a lower support plate 6, an upper lifting platform 7 and Four support arms, the support arm consists of two parallel support rods, the ends and the middle of the two support rods are fixedly connected with cross bars;
[0020] A lower rail 9'is provided on the top surface of the lower support plate 6, and an upper rail 9 is provided on the bottom surface of the upper lifting platform 7,
[0021] A position switch 10 is provided on the upper rail 9 and the lower rail 9', and the position of the position switch 10 on the rail is adjustable; the first support arm 1 and the second support arm 2 are arranged in an X-shaped cross, The intermediate posi...
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