1. Weight 70kg
2. Performance requirements
2.1 Product dimensions
2.1.1 Bar height is 1600-2600mm (adjustable between 2100-2600mm), with a lifting distance of 100mm and a maximum deviation of ± 10mm.
2.1.2 The center distance between the support points of the two columns is 2400mm, with a maximum deviation of ± 10mm.
2.1.3 Cable length Greater than or equal to 2950mm (including 200mm long steel chains).
2.2 Product parameters
*2.2.1 The crossbar shall be made of high-quality spring steel (grade Greater than or equal to 40Cr) with a diameter of 28mm and a maximum deviation of ± 0.5mm. The material is electroplated.
2.2.2 The column lifting rod shall be made of 45 # steel, with a length of Greater than or equal to 1400mm and a diameter of Greater than or equal to 30mm.
2.2.3 The outer pipe of the column shall be made of 45 # seamless steel pipe, with a length of Greater than or equal to 1360mm, an outer diameter of Greater than or equal to 42mm, and a wall thickness of Greater than or equal to 3.2mm.
The parallel bars are composed of nylon elastic bars (2), columns (4), bases, and fastening screws (several).
The parallel bars are equipped with nylon elastic bars, with a 25 # spring steel inside. The cut surface is elliptical, with a length diameter of 50 ± 2mm and a section diameter of 40 ± 2mm. The bar length is 3500 ± 10mm, and the distance between the inner sides of the two bars is 390 ± 10mm. The longitudinal vertical axis center distance is 2300 ± 10mm, and the distance between the inner sides of the same side vertical axis is 480mm-630mm. The lifting distance is 50mm. The static load of the vertical downward bar surface is 1350N, without cracking or folding; After removing the external force, the residual deformation is Less than or equal to 3mm, the deflection difference between the two bars is Less than or equal to 2, the load on the bar surface is not 3500N, the bar surface is not cracked or folded, the bar surface is Less than or equal to 8, the base is made of 10 * 5 * 5mm channel steel, and the diameter of the middle connecting pipe between the two ends of the column and the casting is greater than 40mm. The upper end is designed with double fastening screws, and the inner lifting rod is made of cold drawn steel with a length of 65cm and a diameter of 30mm, which is treated with rust prevention and painting. The adjustable height is 1.3m to 1.7m.
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