| 摘要 |
The present invention relates to a cantilever umbrella comprising a plurality of retaining plates, an upper hub, an lower hub, a plurality of support ribs and a plurality of strut spreaders, and the structure of the cantilever umbrella is that: the support ribs are hinged to the upper hub, the two ends of each strut spreaders are hinged to the lower hub and the support rib respectively, the cantilever umbrella further comprises a switch mechanism, a support arm, a first bearing rod and a second bearing rod, the two ends of the first bearing rod are hinged to the lower hub and the upper portion of the retaining plate respectively, one end of the second bearing rod is hinged to upper hub and the other end of the bearing rod is provided with a support block, the intermediate portion of the first bearing rod is hinged to the intermediate portion of the second bearing rod, the two ends of the support arm are hinged to the second bearing rod and the retaining plate respectively, the switch mechanism is fixedly mounted on the retaining plate, the support block is detachably mounted on the switch mechanism, preferably, the cantilever umbrella further comprises a rotatable retaining mechanism which is conducive to the rotation of the canopy. The cantilever umbrella of this invention is of simple structure, easy to manipulate, economical and functional and can be used in a tiny space, and thus the present invention is appropriate to be applied widely.
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