Anti-collision device for highway bridge
A road bridge, anti-collision technology, applied in road safety devices, bridges, bridge construction, etc., can solve the problems of poor interception performance, cars rushing out of roads and bridges, guardrails and cars are prone to damage, and reduce fragmentation Probability, lifespan increase effect
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no. 1 approach
[0022] First embodiment: the present invention provides such as Figure 1-5 The shown a kind of anti-collision device for highway bridge, a kind of anti-collision device for highway bridge, comprises road panel 1, main buffer mechanism 2 and auxiliary buffer mechanism 3, and the two sides of road panel 1 are provided with multiple groups of symmetrical settings The main buffer mechanism 2, the main buffer mechanism 2 is composed of the main buffer sleeve 4, the main buffer shaft 5 and the guardrail support bar 6, combined with figure 1 and image 3 As shown, the main buffer sleeve 4 is embedded in both sides of the road panel 1, and the outer wall of the main buffer sleeve 4 is integrally formed with a plurality of ring-shaped snap rings 13, and the plurality of snap rings 13 are evenly arranged on the main buffer On the outer wall of the sleeve 4, the snap ring 13 is snapped into the inside of the road panel 1, and the snap ring 13 is bonded to the inside of the road panel 1...
no. 2 approach
[0028] The second embodiment: an anti-collision device for a road bridge, comprising a road panel 1, a main buffer mechanism 2 and a secondary buffer mechanism 3, the two sides of the road panel 1 are provided with multiple sets of symmetrically arranged main buffer mechanisms 2, The main buffer mechanism 2 includes a main buffer sleeve 4, a main buffer shaft 5 and a guardrail support strip 6. The main buffer sleeve 4 is embedded in both sides of the road surface 1, and the outer wall of the main buffer sleeve 4 is integrated. A plurality of ring-shaped snap rings 13 are formed, and the inside of the main buffer sleeve 4 is provided with a pull shaft sliding cavity 11, and the opening of the pull shaft sliding cavity 11 is arranged on the side wall of the road panel 1, and the inside of the pull shaft sliding cavity 11 A main buffer shaft 5 is provided, and the main buffer shaft 5 includes a pull shaft 51 and a pull shaft chuck 52. The pull shaft chuck 52 is clamped inside the ...
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