| 摘要 |
FIELD: building, particularly for motor road construction and usage and quickly mounted barriers. ^ SUBSTANCE: demountable barricade comprises vertical post on which detachable barricade sections are rotatably connected. Barricade sections include hollow holder and additional member to be inserted in the holder. Detachable sections are telescopic and consist of holder, which is used as guiding member, and additional sliding member with console provided with carrier wheel. Base and side walls of hollow guiding holder interior are provided with guiding means to direct additional movable member inside the holder. Console end of movable member has lock. The lock is made as a number of parallel plates provided with coaxial ball-shaped depressions. Vertical post is made of tube in which fixer is inserted. The fixer cooperates with support cup. Post base is provided with telescopic hinged profiled outriggers having diameters in collapsed state not exceeding vertical post diameter. Lock of one section connected to lock of another section is enclosed by U-shaped fixer. ^ EFFECT: increased speed of lock mounting and multifunctionality, possibility to trace road relief in vertical and horizontal planes without decrease of technological effectiveness and performance reliability. ^ 2 cl, 5 dwg |
