| 摘要 |
PURPOSE: A multi-stage prefabricated streetlamp post with a joint fastening tube is provided to improve durability of a streetlamp by preventing rainwater from flowing into a lower post. CONSTITUTION: A multi-stage prefabricated streetlamp post with a joint fastening tube comprises an upper post(100), a lower post(200), and a joint fastening tube(300). A lamp is installed on the top of the upper post. The lower post has a guide tube(210) and a main tube(220). A V-type cutout groove(211) and a support plate(212) are formed in the guide tube. The main tube is extended from the bottom part of the guide tube, and fixed on the ground. The joint fastening tube bidirectionally fastens the upper post and the lower post using fixing bolts(340).
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