Articulated link chain, guard rail block and guard rail
A technology of hinged chains and guardrails, applied in the direction of connecting components, roads, hooks, etc., can solve the problems of adverse effects on the safety of drivers and occupants in traffic safety vehicles, the inability to play the role of traffic protection, and the loss of blocking vehicles causing accidents, etc., to prevent tail flicking , Avoid tail flicking, improve safety effect
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[0022] The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments.
[0023] Figure 4 It is a structural schematic diagram of an embodiment of the hinge chain of the present invention, including a hinge member 11 and a tension member 12 . The hinge 11 is also connected with a connecting piece 13 arranged in the body of the guardrail block 20 . The hinge 11 can be ring-shaped or hook-shaped. The hinged part 11 can also be fixedly connected with the connecting part 13 to form a whole, and both ends of the whole body can be hook-shaped or ring-shaped at the same time, or one end is hook-shaped and the other end is ring-shaped. The hinge 11 can be fixed on the guardrail block 20 through integral pre-embedding or welding with the connector 13 (such as a steel bar) embedded in the guardrail block, and the tension member 12 is used to connect any two hinges 11 .
[0024] like Figure 5a , ...
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