Backrest connecting structure and edge connecting structure

Abstract

The utility model relates to a backrest connecting structure and a surrounding edge connecting structure, and the backrest connecting structure comprises a pair of side rods, a pair of left and right distributed backrest connecting pieces for connecting backrests, the backrest connecting pieces are connected with the corresponding side rods steplessly along the bed length direction, and the front edge part of the surrounding frame supports the backrest connecting piece. The surrounding edge connecting structure comprises two groups of side surrounding connecting pieces, the two groups of side surrounding connecting pieces are left and right distributed and correspond to the two side rods respectively, each group of side surrounding connecting pieces is provided with a plurality of side surrounding connecting pieces, and the side surrounding connecting pieces are arranged in the area between the side rod and the side edge part of the surrounding frame along the bed length direction, and each side surrounding connecting piece is connected with the side rod and the side edge part of the surrounding frame steplessly. The utility model adopts the stepless adjusting mode, so that the same backrest connecting piece and side surrounding connecting piece can be matched with more styles of backrests and surrounding frames, and the universality is strong.

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