| CPC F04D 25/088 (2013.01) [F04D 29/403 (2013.01); F04D 29/601 (2013.01)] | 10 Claims |
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1. An outdoor ceiling fan, comprising:
a ceiling fan body, including a waterproof housing and a motor, the waterproof housing having an accommodation space therein, the motor being disposed in the accommodation space of the waterproof housing, the waterproof housing including at least one housing, the housing of the waterproof housing surrounding an outer periphery of the accommodation space, the waterproof housing having an upper opening and a lower opening, the motor being connected to a fan blade unit via the lower opening;
a lower tube, the lower tube being a hollow tube, the lower tube being inserted in the upper opening, a waterproof gasket being provided between the upper opening and the lower tube, a lower end of the lower tube being in the accommodation space and fixedly connected to the ceiling fan body, a top of the lower tube having a top edge extending inwardly, a lower tube opening being formed inside the top edge;
an upper tube, the upper tube being a hollow tube, the upper tube being inserted in the lower tube opening, a bottom of the upper tube having a bottom edge extending outwardly, the bottom edge being in the lower tube, the bottom edge of the upper tube having a diameter greater than that of the lower tube opening so that the upper tube and the bottom edge are movable in the lower tube, an upper end of the upper tube being laterally perforated with two upper tube apertures;
an adjustment seat, sleeved on an outside of the top of the lower tube and an outside of the upper tube, the adjustment seat being fixedly connected to the lower tube, the adjustment seat including a fastening member corresponding to the upper tube for selectively fastening the upper tube, the adjustment seat further including a waterproof ferrule on the outside of the upper tube, the waterproof ferrule being located between the adjustment seat and the lower tube opening;
a hanger, having a hook and a hook opening below the hook, the hanger further having a switch corresponding to the hook opening for opening or closing the hook opening, a bottom of the hook extending downward to form an annular wall, the hanger and the annular wall forming a receiving groove, a bottom of the receiving groove forming a receiving groove opening for receiving a top of the upper tube, two sides of the annular wall being perforated with two hanger apertures corresponding to the upper tube apertures, the hanger including a fixing member corresponding to the hanger apertures and the upper tube apertures for fixing the hanger and the upper tube, the fixing member having two holding portions on an outside of the annular wall, two waterproof washers being provided between the holding portions and the hanger apertures, the waterproof washers being located on respective outer peripheries of the hanger apertures, the holding portions holding the waterproof washers on the annular wall;
wherein the upper tube is telescopic and adjustable relative to the lower tube through the adjustment seat, the bottom edge of the upper tube and the top edge of the lower tube prevent the ceiling fan body from falling, the receiving groove of the hanger and the waterproof washers prevent rainwater from entering the upper tube, the waterproof ferrule prevents rainwater from entering the lower tube from the upper tube, the waterproof gasket prevents rainwater from entering the waterproof housing from the lower tube, thereby preventing rainwater from entering the waterproof housing.
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