Underground water monitoring well used for refuse landfill and construction method of underground water monitoring well
A landfill and groundwater technology, applied in well sinking, shaft equipment, earthwork drilling, etc., can solve problems such as insufficient representation of groundwater quality and the extent to which technicians pollute groundwater.
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Embodiment 1
[0042] A groundwater monitoring well for landfills, including a well pipe, which is vertically arranged and sequentially includes a solid-wall pipe 1 and a perforated pipe 2 from top to bottom, the solid-wall pipe 1 is fixedly connected to the perforated pipe 2, and the well The upper and lower ends of the pipe are respectively provided with a top end cap 3 and a bottom end cap 4. The top end cap 3 is in loose connection with the top of the solid wall pipe 1, and the bottom end cap 4 is fixedly connected with the perforated pipe 2. In the ground, the part of the well pipe buried in the ground is covered with bentonite clay section 5, security clay section 9, clay sealing section 10 and graded crushed stone section 12 from top to bottom. The bentonite clay section 5 is covered with a concrete wellhead 6, The top of the concrete wellhead 6 is fixed with a protective shell 7, the top of the well pipe is located in the protective shell 7, and the top of the protective shell 7 is hi...
Embodiment 2
[0058] A groundwater monitoring well for landfills, including a well pipe, which is vertically arranged and sequentially includes a solid-wall pipe 1 and a perforated pipe 2 from top to bottom, the solid-wall pipe 1 is fixedly connected to the perforated pipe 2, and the well The upper and lower ends of the pipe are respectively provided with a top end cap 3 and a bottom end cap 4. The top end cap 3 is in loose connection with the top of the solid wall pipe 1, and the bottom end cap 4 is fixedly connected with the perforated pipe 2. In the ground, the part of the well pipe buried in the ground is covered with bentonite clay section 5, security clay section 9, clay sealing section 10 and graded crushed stone section 12 from top to bottom. The bentonite clay section 5 is covered with a concrete wellhead 6, The top of the concrete wellhead 6 is fixed with a protective shell 7, the top of the well pipe is located in the protective shell 7, and the top of the protective shell 7 is hi...
Embodiment 3
[0074] A groundwater monitoring well for landfills, including a well pipe, which is vertically arranged and sequentially includes a solid-wall pipe 1 and a perforated pipe 2 from top to bottom, the solid-wall pipe 1 is fixedly connected to the perforated pipe 2, and the well The upper and lower ends of the pipe are respectively provided with a top end cap 3 and a bottom end cap 4. The top end cap 3 is in loose connection with the top of the solid wall pipe 1, and the bottom end cap 4 is fixedly connected with the perforated pipe 2. In the ground, the part of the well pipe buried in the ground is covered with bentonite clay section 5, security clay section 9, clay sealing section 10 and graded crushed stone section 12 from top to bottom. The bentonite clay section 5 is covered with a concrete wellhead 6, The top of the concrete wellhead 6 is fixed with a protective shell 7, the top of the well pipe is located in the protective shell 7, and the top of the protective shell 7 is hi...
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