Air cushion type layered vacuum tube well and soft foundation dewatering and draining method applying same
A vacuum tube well and layered dewatering technology, which is applied in soil protection, infrastructure engineering, construction, etc., can solve problems such as unsatisfactory effects of silt layers, and achieve the effects of easy supervision and management, simple steps, and expanded scope of application
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[0033] see Figure 1-Figure 3 , a kind of air cushion type vacuum tube well layered dewatering device that the present invention relates to, it comprises tube well 5, and the middle part of described tube well 5 is provided with air cushion type vacuum tube well layered dewatering device, and air cushion type vacuum tube well layered dewatering device includes inner ring cover plate 6 and an air gasket 7 made of rubber, the inner ring cover plate 6 is provided with four slideways 6.4 arranged in a cross, and each slideway 6.4 is provided with a slide plate 6.5, and the slide plate only needs to be manually passed through the slideway during use. The main function is to support the cover plate of the inner ring, especially under the condition of vacuuming, when the vacuum negative pressure reaches 60KPa, the sliding plate supports the wall of the tube well, which can prevent the huge suction force from The cover plate of the inner ring is sucked off to destroy the vacuum. When ...
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