| 摘要 |
The present invention relates to a grating structure installed in a drain port. The grating structure comprises a circumferential frame; a reinforcing part having an auxiliary bar inside the circumferential frame; a grating part arranged on the auxiliary bar; and a supporting shaft supporting the auxiliary bar. The auxiliary bar includes at least one first auxiliary bar horizontally arranged at regular intervals; and at least one second auxiliary bar arranged to be alternate with the first auxiliary bar. The grating part includes a supporting frame having a vertically formed drain passage; and a punched member formed on the supporting frame. |
