The metal rod passing through the rod is connected to one end of the umbrella rib through a thin rope, and the lower part is connected to the switch on the umbrella handle. The opening and closing of the switch drives the metal rod to move up and down, and acts on one end of the umbrella rib through the string, which drives the other section of the umbrella rib covered with the umbrella cloth to tilt or fall, and the umbrella opens or closes. The spring in the top of the umbrella is an auxiliary function to overcome the excessive tension of the umbrella cloth.
Fully automatic umbrella, including umbrella surface, umbrella rod, umbrella handle, support rod, umbrella surface support rod, support rod connecting seat, it is characterized by: a linkage mechanism, which is composed of a mobile switch, a steel wire rope, an upper and lower bearing, a gear and a transmission chain, Installed in the umbrella pole; one bearing is installed on the top and bottom of the umbrella pole, and the two bearings are annularly sleeved with wire ropes, and a "Z"-shaped mobile switch seat hole is opened at the appropriate position below the umbrella pole, and the wire rope at the corresponding position A switch that moves up and down is connected to the wire rope; one side of the wire rope above the umbrella rod is connected to a transmission chain with the wire rope, and a gear is installed on each side of the umbrella rod at the corresponding position. The gear meshes with the transmission chain and rotates. Fix several umbrella support rods.
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