| 摘要 |
PURPOSE: An insert to install a ceiling plate of a building is provided to install a ceiling plate easily and exactly, to lay the insert firmly by a reinforcing rib and to improve workability by checking the laying site of an insert easily. CONSTITUTION: The insert for installing a ceiling plate of a building comprises a body(3) provided with a fitting pipe(2), a nut interposed to a space of the body(3), an upper cover(6) installed on the upper part of the body(3) while interposing a nut inward, and a base(8) provided with a fitting part(7) interposed to the fitting pipe(2) of the body(3) and extended widely on the lower outer circumference. A flange part(20) is formed on the upper outer circumference of the body(3), a reinforcing rib(21) is formed crosswise on the outer circumference of the body(3) and a nail hole is formed vertically on the unified flange part(20) and the reinforcing rib(21).
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