Protective device for highway safety

• Main Authors: Meng Guoyin, Hu Yu, Liu Manjie, Zhai Chaoyu, Fang Jingmin, Han Fawen, Li Yongkui
• Format: Patent
• Language: Chinese; English
• Published: 17.08.2016
• Subjects: ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS

The utility model provides a protective device for highway safety, stand and last stand under includes, the top limit portion of stand and the corresponding position of bottom limit portion of last stand all are equipped with the recess down, and the inner wall of two recesses is articulated through the pivot, the top of stand is equipped with the constant head tank down, the bottom of going up the stand is equipped with the boss with constant head tank matched with, the constant head tank is equipped with the screw hole with the corresponding position of boss, threaded hole is equipped with the screw rod. The utility model discloses a boss will go up the stand with the cooperation of recess and the stand is fixed down, increases the utility model discloses a height, easy to assemble, dismantlement. 种公路安全防护装置，包括下立柱和上立柱，所述下立柱的顶端边部与上立柱的底端边部相对应的位置均设有凹槽，两个凹槽的内壁通过转轴铰接，所述下立柱的顶端设有定位槽，所述上立柱的底端设有与定位槽相配合的凸台，所述定位槽与凸台相对应的位置设有螺纹孔，所述螺纹孔内设有螺杆。本实用新型通过凸台与凹槽的配合将上立柱与下立柱固定，增加本实用新型的高度，方便安装、拆卸。