Rapidly expandable arch bridge based on shear-type hinge units
A technology of scissor hinges and arch bridges, which is applied in the direction of arch bridges, portable bridges, bridges, etc., which can solve the problems of foldable bridge decks and expandable arch bridges that have not yet appeared, and achieve excellent force transmission, continuous movement process, and easy transportation or storage. Effect
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[0028] Below with reference to accompanying drawing of description, the specific embodiment of the present invention is described further:
[0029] figure 1 2 and 2 are respectively a schematic diagram of a rapidly deployable arch bridge structure based on scissor hinge units and a detailed schematic diagram of the main components of the present invention.
[0030]The rapidly deployable arch bridge structure based on scissor hinge units of the present invention comprises a main body arch structure and an inverted V-shaped folding bridge deck arranged on the upper side of the main body arch structure; The arch unit, wherein M is not less than 2; the deployable arch unit includes N groups of scissor hinge units connected along the span direction of the bridge, wherein N is not less than 4. Among them, the upper end of the scissor hinge unit is connected to the upper chord node A in turn, and the lower end is connected to the lower chord node C in turn, and the two connecting ro...
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