Double-seater desk and chair with steel angle frame structures
A skeleton structure, desks and chairs technology, applied in the field of student desks and chairs, can solve problems such as unfavorable correction of bad sitting posture of students, reduction of available desktop area, narrow space under desks, etc., to eliminate hidden safety hazards on campus, reduce The amount of wood used, the effect of easy and neat arrangement
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[0021] 1. Reference figure 2 In the structural plan, the angle steel is bent and welded into two rectangular frames 1 of the desk and two rectangular frames 2 of the seat. The length of the lower frame of the seat rectangular frame 2 is 100mm smaller than that of the upper frame, and holes are drilled at appropriate positions.
[0022] 2. Cut and weld two H-shaped desk tripods 3 with angle steel of the same specification or a slightly larger specification, and fasten the desk tripods 3 to both sides of the desk rectangle upper and lower frame 1 with bolts 13, or weld them dead. . The seat frame is connected with the upper frame of the seat rectangular frame 2 with the lower frame with six longitudinal angle steel bars 5, and the connection mode is also fastened with bolts 13, and also can be welded to death by electric welding.
[0023] 3. Cut off eight leg lifting adjustment blocks 4 with angle steel of the same specification, and drill through multiple holes (drilling diam...
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