The invention provides an opening device for a municipal manhole cover and a using method. The opening device comprises a base frame, a cover plate and a cover plate, the wedge-shaped pin is independently arranged on the outer side of the base frame and used for maintaining a gap between the well lid and a well body; the pinch bar is rotatably arranged on the base frame, and an embedded block and a lifting hook are arranged at the two long ends of the pinch bar respectively; the lifting rope roller is rotatably arranged on the base frame, a lifting rope is arranged on the lifting rope roller, and the lifting rope is connected with the end, close to the lifting hook, of the pinch bar. The device is easy to operate, saves time and labor, avoids the construction limitation that in the prior art, a well lid is pried through reinforcing steel bars, improves the working efficiency, and meanwhile improves the success rate of opening a nodular cast iron well lid and other tight well lids.
本发明提供一种用于市政井盖的开启装置及使用方法,所述开启装置包括:基架;楔形销,所述楔形销独立构置于所述基架外侧,用于维持井盖与井身的间隙;撬杆,所述撬杆可转动地构置于所述基架上,其两个长端部分别设有嵌块和提钩;吊绳辊,所述吊绳辊可转动地构置于所述基架上,所述吊绳辊上设有吊绳,所述吊绳连接所述撬杆上靠近所述提钩的端部。本发明操作简单且省时省力,避免了现有技术中用钢筋撬井盖的施工局限性,提高工作效率,同时提高开启球墨铸铁井盖这类较为紧固的井盖的成功率。
Opening device for municipal well lid and using method
一种用于市政井盖的开启装置及使用方法
2025-02-11
Patent
Electronic Resource
Chinese
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
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