Simple manual spiral earth fetching device for reinforcing pile core of pre-stressed pipe pile
A technology for prestressed pipe piles and earth borrowing devices, which is applied to sheet pile walls, buildings, infrastructure projects, etc., can solve the problems of lack of suitable excavation tools and methods, and failure to complete the construction tasks of pile foundation reinforcement treatment, etc. Achieve the effect of high construction efficiency, solving construction problems and good technology
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DETAILED DESCRIPTION The present invention will be further described in detail below in conjunction with the drawings.
As shown in Figure 1: A simple manual spiral soil extraction device for reinforcing the core of prestressed pipe piles, which includes a drill rod 1, a booster rod 6, and a lifting mechanism; the lower end of the drill rod 1 is provided with a spiral soil blade 2 and a drill The side of the rod 1 is provided with a plurality of sockets 11, and the booster rod is plug-in connection with the sockets, see Figure 4: The spiral soil blade 2 is integrally provided with an upward cavity 16; the lifting mechanism includes a simple tripod 7 and a fixed pulley assembly , When in use, the simple tripod 7 is supported above the prestressed pipe pile 12, the fixed pulley 8 is installed on the simple tripod 7 and is located directly above the prestressed pipe pile 12, and the lower end of the drill rod 1 is put into the prestressed pipe pile 12 pile core to add force The rod...
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