Telescopic road safety fence and mounting method thereof
A technology of safety guardrail and installation method, which is applied to road safety devices, roads, roads and other directions, can solve the problems of secondary disasters of crossbars, inconvenient handling, etc., and achieves the effects of simple production, good comfort and convenient use.
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[0024] A telescopic road safety guardrail, comprising a first support column 1, a telescopic rod 2, a telescopic rod connecting device 3, a second support column 4, a sliding device 6, a first fixing device 11, and a second fixing device 13; The lower part of the first support column 1 is connected to the first fixing device 11 through a transverse bolt device 12, and the lower end is fixed inside the sliding device 6 through a spherical sliding assembly 7; Connected to the second fixing device 13, the lower end is fixed inside the sliding device 6 through the spherical sliding assembly 7; one end of the sliding device 6 is clamped in the groove 93 of the first fixing device 11 through the connector 34, and the other end Clamped inside the groove 93 of the second fixing device 13; the telescopic rod 2 is fixed on the first support column 1 through the longitudinal bolt device 5 at one end, and the other end is fixed on the second support column 4, and the lower end is slid by a...
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