| 摘要 |
A rack comprises an article-holding piece and a support structure for supporting the article-holding piece on a wall surface. The support structure comprises a suction cup by which the support structure is fastened at the inner end onto the wall surface. The support structure further comprises a support rod, a rotary ring, and a fastening block. The support rod is provided with an axial through hole in which a threaded rod of the suction cup is received. The rotary ring is rotatably engaged with the outer end of the support rod to facilitate the locating of the article-holding piece on the support rod. The fastening block is rotatably engaged with the threaded rod of the suction cup for adjusting the suction force of the suction cup.
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