Telescopic antenna
A telescopic antenna and guide tube technology, applied in the direction of folding antennas, retractable units, etc., can solve the problems of antenna effective height limitation, inconvenient packaging and transportation, and affecting antenna life, so as to facilitate packaging and transportation, increase effective height, and reduce capacity. anti effect
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[0032] The content of the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments:
[0033] The specific embodiment of the present invention provides a telescopic antenna, which includes a hollow radiation rod 1, a guide tube 2 that is sleeved in the radiation rod 1 and can move up and down relative to the radiation rod 1, connected above the guide tube 2 and can follow the guide The cylinder 2 is synchronously lifted and lowered by the ejector rod assembly 3 and the lifting mechanism 4 connected between the radiation rod 1 and the guide cylinder 2 and used to drive the guide cylinder 2 to move up and down.
[0034] The bottom of the radiation rod 1 is fixedly connected with the cabinet 5, and the lifting mechanism 4 includes a transmission shaft 4-1 horizontally arranged in the cabinet 5, a driving device 4-2 for driving the rotation of the transmission shaft 4-1, and a transmission The lifting reel 4-3 coaxia...
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