Warning device for road and bridge construction

Abstract

The invention discloses a warning device for road and bridge construction. The warning device for road and bridge construction comprises a bottom plate, a movable plate, a first motor, a bidirectionalscrew rod, an inner threaded sleeve, a connecting rod, a mounting plate, a second motor, a first rotating shaft, a second rotating shaft, L-shaped rods, a warning board, a rotating sleeve, a connection bar, a movable rod top end and a warning lamp, wherein the first motor, the bidirectional screw rod, the inner threaded sleeve and the connecting rod are arranged so that the height of the whole warning device can be adjusted, and the adaptability is high; the second motor, the first rotating shaft, the second rotating shaft, the L-shaped rods, the connection bar and the movable rod are arranged, the second motor drives the first rotating shaft to rotate, the first rotating shaft drives the L-shaped rod at the top end of the first rotating shaft to rotate, and meanwhile, under the matchingof the second rotating shaft and the L-shaped rod at the top end of the second rotating shaft, the warning board is driven to continuously move, people are reminded to pay attention to the warning board, and the warning effect is good; and in the rotating process of the L-shaped rods, the movable rod is driven to move left and right through the rotating sleeve and the connection bar, and the movable rod drives the warning lamp to move left and right, so that the warning effect is further enhanced.

Description

technical field [0001] The invention relates to the technical field of roads and bridges, in particular to a warning device for road and bridge construction. Background technique [0002] With the progress of society and the development of economy, roads and bridges have become an important link connecting economic regions. Major traffic safety accidents have caused numerous casualties and economic losses. Therefore, safety warning devices must be installed in road and bridge construction. [0003] In the construction and maintenance of roads and bridges, it is often necessary to repair the damaged road surface or bridge. At the construction site of the repair, there are often motor vehicles passing by. In order to protect the safety of the construction workers, the general Some warning signs will be placed to remind passing vehicles to pay attention to safety. [0004] Existing warning signs are all in the form of slogans. For this kind of warning device, it is often diff...

AI Technical Summary

Problems solved by technology

[0004] The existing warning signs are all in the form of slogans. For this kind of warning device, it is often difficult for people to pay attention to it. The warning method is too simple, especially at night without the cooperation of street lights, it is easy to cause safety accidents, resulting in certain loss of life and property.

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