Improved aluminum section bar guardrail

Improved aluminum section bar guardrail

CN
  • CN 201,560,543 U
  • Filed: 10/12/2009
  • Issued: 08/25/2010
  • Est. Priority Date: 10/12/2009
  • Status: Active Grant
First Claim
Patent Images

1. improved aluminium extruded sections guardrail, handrail bar (1) and the some vertical with it columns (2) that link to each other of comprising the top, be connected with two crossbeams (3) between adjacent two root posts (2), be connected with some vertical rectangular between two crossbeams (3) and decorate pipe (4), it is characterized in that:

  • every root post (2) is combining structure, comprise a pair of relative special-shaped framework (5), a relative side is opening in two special-shaped frameworks (5) left and right sides, the middle part of opposite side is rectangular recess (6), the corner of rectangular recess (6) right angle, both sides flanging all has circular staple groove (7), the end of vertical side edge before and after each special-shaped framework (5), all have rectangle and collude groove (8), per two relative rectangles collude and are inserted with horizontal I-shaped binding block (9) between the groove (8), rectangle colludes colluding of groove (8) and holds the both sides opening part of difference hook at binding block (9), and two special-shaped frameworks (5) are closely fastened;

    Every crossbeam (3) also is combining structure, comprise special-shaped framework (10) and spill framework (11), the two one is positioned at the top, another then is positioned at the below, the upside of wherein special-shaped framework (10) or downside are opening, the opposite side that opening is relative is rectangular recess (12) therewith, the corner of rectangular recess (12) right angle, both sides flanging is equipped with circular staple groove (7), the end on the left and right vertical sides limit of special-shaped framework (10), having circle colludes groove (13) on one side, another side then has spherical (14), the bottom comers place of spill framework (11) all has circular staple groove (7), and groove (13) is colluded Yi Bian have circle in the end on the limit, the left and right sides of spill framework (11), another side then has spherical (14), respectively with special-shaped framework described herein (10) on spherical (14) and circle collude groove (13) and plug together fastening;

    The left and right sides inwall of decorating pipe (4) all has circular staple groove (7).

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