| 摘要 |
PURPOSE: A melting plating liquid circulating type street lighter post is provided to prevent cracks in post welding process and to reduce welding liquid remainder. CONSTITUTION: A melting plating liquid circulating type street lighter post comprises a top post(300), a coupling flange(260), an upper flange(232), a central flange(234), a bottom flange(236) and a lower part post(200). The upper flange is combined in the upper end inner surface of the lower part post by welding. The central flange forms a molten plating solution circulation through hole. The lower part post unites the upper flange, and the central flange, and the bottom flange in the inner surface by welding. |
