TH31201B - A groundwater extraction apparatus - Google Patents

Abstract

DC60 Submersible Pumping Equipment where it is capable of collecting/pumping simple groundwater with a simple foundation and taking advantage of active deep well equipment. were provided according to this invention, a device with an outer tube buried underground. and an inner tube that is the same length as that of the outer tube and installed in the outer pipe to keep the distance from the outer pipe The outer tube will have a part that transmits water at Its lower end and the inner tube have a groundwater inlet at its lower end. The groundwater inlet is positioned below the upper end of the water-transmitting section. This device also contains with a cover piece for sealing the top end of the outer tube and inner tube and there is a unit A vacuum for pressure relief in the inner pipes and a pump for pumping groundwater into the inner pipes. through the inlet of groundwater Submersible pumping equipment that has the capability to collect/pump groundwater with a simple ridged base and take advantage of active deep well equipment. were provided according to this invention, a device with an outer tube buried underground. and an inner tube that is the same length as that of the outer tube and installed in the outer pipe to keep the distance from the outer pipe The outer tube will have a part that passes water at Its lower end and the inner tube have a groundwater inlet at its lower end. The groundwater inlet is positioned below the upper end of the water-transmitting section. This device also contains with a cover piece for sealing the top end of the outer tube and inner tube and there is a unit A vacuum for pressure relief in the inner pipes and a pump for pumping groundwater into the inner pipes. through the inlet of groundwater

Claims (1)

1. Underground water pump equipment Where, at least, consists of: an outer tube extending into the ground Which has a water permeable part at the bottom; An inner tube of the same axial length will fit into such an outer tube. And was installed In such an outer tube To keep the distance from the outer pipe, Dong said By such an inner pipe with an inlet to The groundwater is at its lower end. In which the entrance of groundwater will be placed in the lower end position On top of the aforementioned water-permeable section A cover piece for sealing the higher end of the said outer tube and such inner tube; Vacuum apparatus for reducing pressure in such inner pipes; and pumping tools for pumping underground water from such inner tubes; Where inlet of such groundwater is formed at the lower end surface of the inner tube and Is positioned higher than the lower end of the outer tube. And such an inner pipe will have an entrance Of air for vents And such an air inlet will be built to be extended from the inlet. Of groundwater to a position lower than the upper end of the water-permeable portion of the outer pipe; And where the number of openings of the lower part of the air inlet is greater than the number of openings. Of the top part of it 2. Groundwater pumping equipment, as described in Clause 1, where such air inlet at Was composed of At least at one enlarged groove. Such a groove will be built into the surface. One side of the lower end of the inner tube so that it is stretched in the direction of the The axis of the inner tube Such outer ducts are part 3. Groundwater pumping equipment as described in Clause 1, where the inlet of the said air. Will consist of A number of holes for air vents. Such holes will be created in the side surfaces. Of the bottom end of such inner pipe so that it is aligned along the axis of the inner pipe. 4. Groundwater pumping equipment as specified in Clause 1 to 3, where In such an outer tube There is a number of water permeable parts that extend in the axial direction of the pipe. Outside such 5. Groundwater pumping equipment as stated in Clause Clause. Any of the preceding items is additionally equipped with a pressure detector for detecting the pressure inside the inner pipe and a pump for adjusting the pumping volume for adjusting the pumping volume. As stated in the clause Any of the preceding items containing a pressure device for increasing the pressure of the inner pipe. And water spray tools for spraying Spray the pressure of the water in the inner pipes. 7. Equipment for pumping underground water from the well that consists of. The outer tube extending into the ground. Where there will be a water permeable part at the bottom of it, an inner tube of the same axial length fits inside the outer tube. And was installed In such an outer tube To keep the distance from the outer pipe, Dong said By such an inner pipe with an inlet to The groundwater is at its lower end. In which the entrance of groundwater will be placed in the lower end position On top of the aforementioned water-permeable section A cover piece for sealing the higher end of the said outer tube and such inner tube; Vacuum apparatus for reducing pressure in such inner pipes; and pumping tools for pumping underground water from such inner tubes; Where inlet of such groundwater is formed at the lower end surface of the inner tube and Is positioned higher than the lower end of the outer tube. And such an inner pipe will have an entrance Of air for vents And such an air inlet will be built to be extended from the inlet. Of groundwater to a position lower than the upper end of the water-permeable portion of the outer pipe; And where the number of openings of the lower part of the air inlet is greater than the number of openings. Of the top part of it The above method consists of a process of The monitoring was measured inside the inner pipe by the meter and the rate reduction at which groundwater is pumped out of the inner pipe by the water pump. When the measured pressure 8. The equipment for pumping groundwater from the well as specified in Clause 7, where the pumping rate is Soil pumped soil is controlled in accordance with the measured pressure change rate inside the inner pipe. The pumping rate of groundwater is reduced as the pressure in the inner pipe increases. 9. How to change the well assembled. Go with A wall with a garden below that water can penetrate So that the well is usable in groundwater pumping operations in accordance with the method of Clause 7 or Clause 8, comprising the procedure of Wall installation The inner tube that extends into the well and where the underground water inlet is laid. Located just below the top end of the water-permeable part of the wall. Where an inlet of groundwater will be created in the surface of the lower end of the inner pipe. It is located in a higher position than the lower end of the pipe below it. And such inner pipe There will be an air inlet for the vents and such air inlet will be built to lodge. From the groundwater inlet to the position below the upper end of the water-permeable portion of the wall, and where the number of channels of the lower part of the inlet is greater. Of the compartment of the upper part of it Installation of water pump for pumping underground water from the inside of the inner pipe. Sealing of the top end of the inner tube and the cover wall. Equipping a vacuum tool to lower the pressure in the inside of the inner tubes. A pressure sensor is provided to measure the pressure inside the inner pipe. The establishment of a regulator to control the pump to change the rate at Ground water is pumped from the side pipes by Dependence of the pressure measured by the pressure detector 1 0. How to change the well according to claim 9, where the regulator can As a result, the pumping rate can be reduced as the measured pressure increases by 1. 1. Equipment for changing ponds Where it is connected to Wall with water bottom section Can permeate Containing An inner tube with a far-central end that can be positioned within the well at the bottom level. The top end of the bottom part of the wall and the near end that can be positioned simultaneously at the same time. With the upper end of the inner wall where the underground water inlet will be created in the surface of the lower end of Such inner ducts and can be positioned higher than the bottom end of the wall, and such inner ducts have air inlets for the vents. And such air inlet will be built Rises from the inlet of groundwater to crease the position lower than the upper end of the section where the water can Such permeability of such walls and where the number of holes of the lower part of the air inlet is It is greater than the number of slots in the top section of it. A cover tool for sealing the top ends of such inner tubes and walls; Vacuum apparatus for reducing pressure in the inside of the inner tube; And control equipment including a pressure detector for measuring the pressure inside the inner pipe and A pumped regulator to control the rate at which groundwater is pumped from the inner tube depending on the measured pressure.