Relief well washing and grappling combined system for water engineering
A combined system and relief well technology, applied in water conservancy projects, marine engineering, dams, etc., can solve the problems of silting and blocking of relief wells, reducing the decompression effect of relief wells, etc.
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[0013] refer to figure 1 . The water engineering relief well washing and fishing combination system includes gas supply equipment 1 , lifting equipment 7 , fishing equipment 8 and water outlet equipment 4 . Air supply equipment including tire type 9m 3 The air compressor 1, the soft air pipe 2, the hard air pipe 3, the soft air pipe 2 and the hard air pipe 3 are connected, and are connected to the air compressor 1 and the water outlet device 4 respectively. The hoisting equipment includes a tripod 5 supported above the relief well, a mobile hoisting equipment 7 and a wire rope 6 connected thereto. Grabbing equipment 8 is a three-tooth punching cone whose diameter is slightly smaller than the relief well diameter.
[0014] refer to figure 2 . The water outlet device 4 is composed of φ108mm seamless steel pipe segmented connection, each section is 2m in length, and the outer wall of the bottom section is connected with the 6″ galvanized hard air steel pipe 3. The inner wal...
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Abstract
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