Plug structure mounted between template trolley and surrounding rock, and mounting method of plug structure
A formwork trolley and surrounding rock technology, which is applied in shaft equipment, earthwork drilling, wellbore lining, etc., can solve problems such as difficulty in bypassing exposed steel bars, waste of wood, and low wood reuse rate, and achieve the elimination of hidden dangers of tunnel water leakage, Improving the sealing performance of mold closing, facilitating popularization and application
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[0026] figure 1 shows a cross-sectional schematic view of the plug structure provided by the present invention, figure 2 A schematic view of the longitudinal section structure of the plug structure provided by the present invention is shown, image 3 It shows a cross-sectional schematic diagram of the inflatable layer in the plug structure provided by the present invention, Figure 4 It shows a schematic view of the longitudinal section structure of the inflatable layer in the plug structure provided by the present invention, Figure 5 A schematic diagram of the three-dimensional structure of the foamed rubber brick in the plug structure provided by the present invention is shown.
[0027] The plug structure installed between the formwork trolley and the surrounding rock provided in this embodiment means that the first elastic material layer 2 and the inner ring steel bar 3 are successively laid circumferentially at the end of the formwork trolley towards the surrounding ro...
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