CN219798826U - Automatic sampling device for fixed-depth underground water - Google Patents
Automatic sampling device for fixed-depth underground water Download PDFInfo
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- CN219798826U CN219798826U CN202221523848.9U CN202221523848U CN219798826U CN 219798826 U CN219798826 U CN 219798826U CN 202221523848 U CN202221523848 U CN 202221523848U CN 219798826 U CN219798826 U CN 219798826U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 238000005070 sampling Methods 0.000 title claims abstract description 28
- 239000003673 groundwater Substances 0.000 claims abstract description 15
- 210000000476 body water Anatomy 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 7
- 238000011160 research Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an automatic sampling device for fixed depth groundwater, which relates to the technical field of environmental monitoring and comprises a pipe body, a limiting pipe, a water pipe, an extension joint, a base and a traction rope, wherein the pipe body is a hollow pipe with openings at two ends, the upper end of the pipe body is provided with the extension joint, the upper end and the lower end of the extension joint are respectively provided with a first extension joint threaded end and a second extension joint threaded end, the top of the limiting pipe is fixedly connected with the inner wall of the pipe body through an elastic piece, the bottom of the limiting pipe extends out of the pipe body through the base threaded end, the base is in threaded connection with the bottom of the limiting pipe through the base threaded end, a plurality of pipe body water inlet holes and limiting pipe water inlet holes are respectively arranged on the pipe body and the limiting pipe, the pipe body water inlet holes correspond to the limiting pipe water inlet holes when the bottom ends of the pipe body and the limiting pipe are level, the water pipe is arranged in the limiting pipe, the traction rope is connected to the limiting pipe, and one end of the traction rope extends out of the pipe body. The automatic sampling device for the fixed-depth underground water has high sampling precision and high sampling speed, and is suitable for sampling underground water with different depths.
Description
Technical Field
The utility model relates to the technical field of environmental monitoring, in particular to an automatic sampling device for fixed-depth groundwater.
Background
Groundwater collection and physical and chemical analysis thereof are widely applied to scientific researches in a plurality of disciplines such as environmental science, geography, geology, agriculture and the like and are widely applied to engineering projects such as environmental engineering and the like. On one hand, the fine depth groundwater collection can provide an accurate, scientific and systematic research foundation for scientific research in the scientific research field; on the other hand, the method can improve the project management or investigation effect in the field of underground water sampling engineering and reduce the engineering quantity and operation cost of subsequent projects. The existing groundwater sampling technology is to drill well through a drilling machine, wash the well again, and finally sample through a belleville pipe. The whole sampling process is longer, the consumed manpower and material resources are larger, and the well is drilled in the area with a plurality of aquifers, the process inevitably mixes the water of the aquifers, and the sample is affected. Therefore, it is necessary to provide an underground water sampling device for rapidly and accurately taking water at a fixed depth.
Disclosure of Invention
The utility model aims to provide an automatic sampling device for fixed-depth groundwater, which aims to solve the problems of poor sampling precision and long time consumption of the current deep water in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an automatic sampling device for fixed-depth groundwater, which comprises a pipe body, a limiting pipe, a water pipe, an extension joint, a base and a traction rope,
the pipe body is a hollow pipe with two open ends, the upper end of the pipe body is provided with an extension joint, the upper end and the lower end of the extension joint are respectively provided with a first extension joint thread end and a second extension joint thread end, the extension joint is in threaded connection with the top of the pipe body through the second extension joint thread end, the lower end of the pipe body is movably sleeved with a limiting pipe, the limiting pipe is a hollow pipe with two open ends, the top of the limiting pipe is fixedly connected with the inner wall of the pipe body through an elastic piece, the bottom of spacing pipe stretches out the body, and the base that the external diameter is greater than spacing pipe external diameter is installed to the below of spacing pipe, and the base passes through base screw thread end and spacing pipe bottom threaded connection, is provided with a plurality of body apopores and spacing pipe apopores on body and the spacing pipe respectively, and body and spacing pipe bottom are even at ordinary times body apopore and spacing pipe apopore correspond, and the internally mounted of body has the water pipe, is connected with the haulage rope on the spacing pipe, and the one end of haulage rope stretches out the body.
Preferably, the pipe body, the limiting pipe and the water pipe form a disassembling structure.
Preferably, a filter screen is arranged in the water inlet of the pipe body.
Preferably, the inside bottom of body is provided with spacing mouth, and the top of spacing pipe is provided with spacing dish, and spacing mouth's size is greater than body below opening size, and spacing pipe and spacing dish pass through spacing mouth activity joint in the body bottom, and the elastic component is fixed between spacing dish and spacing mouth, and the bottom of spacing dish is provided with many guide bars, has cup jointed the spring on the guide bar, the upper and lower extreme of spring respectively with spacing dish and body fixed connection.
Further preferably, the elastic piece comprises a spring, a plurality of guide rods are arranged at the bottom of the limiting disc, the spring is sleeved on the guide rods, and the upper end and the lower end of the spring are fixedly connected with the limiting disc and the tube body respectively.
Further preferably, a water pipe mounting hole is formed in the top of the limiting disc, and the water pipe penetrates into the limiting pipe through the water pipe mounting hole.
Compared with the prior art, the utility model has the beneficial effects that: according to the automatic sampling device for the fixed-depth groundwater, the whole length of the device can be increased all the time by using the extension joints with threads on the upper part and the lower part, so that the device reaches the target depth, and meanwhile, when the middle of a drilling hole is sampled, a rope can be pulled to trigger the limiter after the device reaches the target area, so that water enters the device for storage or extraction; when the bottom of the drilling is sampled, the drilling device can be directly pressed down, the pipe body is corresponding to the hole on the limiting pipe, water can enter the pipe body, accurate sampling can be achieved through water pipe extraction, operation is simple, and sampling precision is high.
Drawings
FIG. 1 is a schematic view of a three-dimensional explosion structure of the utility model;
FIG. 2 is a schematic view of the internal structure of FIG. 1 according to the present utility model;
FIG. 3 is a schematic view of the bottom cross-sectional structure of the pipe body of the present utility model;
FIG. 4 is a schematic cross-sectional view of the device of the present utility model in operation;
fig. 5 is a schematic top view of the pipe body of the present utility model.
In the figure: 1. a tube body; 101. a pipe body water inlet hole; 102. a limit opening; 103. a guide rod mounting hole; 104. a filter screen; 2. a limiting tube; 201. a limiting disc; 202. a water inlet hole of the limiting pipe; 203. a guide rod; 204 springs; 205. a water pipe mounting hole; 3. a water pipe; 4. an extension joint; 401. a first elongate joint threaded end; 402. a second elongate joint threaded end; 5. a base; 501. a threaded end of the base; 6. a traction rope.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: an automatic sampling device for fixed depth groundwater comprises a pipe body 1, a limiting pipe 2, a water pipe 3, an extension joint 4, a base 5 and a traction rope 6, wherein the pipe body 1, the limiting pipe 2, the extension joint 4 and the base 5 are made of alloy steel, the water pipe 3 is made of an anti-corrosion PE pipe, the traction rope 6 is a multi-braided steel wire rope according to actual needs,
as shown in fig. 1 and 2, the pipe body 1 is a hollow pipe with two open ends, the upper end of the pipe body 1 is provided with an extension joint 4, the upper end and the lower end of the extension joint 4 are respectively provided with a first extension joint threaded end 401 and a second extension joint threaded end 402, the extension joint 4 is in threaded connection with the top of the pipe body 1 through the second extension joint threaded end 402, the length of the pipe body 1 can be increased through the extension joint 4, the whole length is prolonged through the installation mode of one pipe body 1 with one extension joint 4, and the inner walls of the two ends of the pipe body 1 which are installed later are all provided with internal threads in advance.
The lower extreme activity of body 1 has cup jointed spacing pipe 2, spacing pipe 2 is both ends open-ended hollow tube, the top of spacing pipe 2 is through elastic component and body 1 inner wall fixed connection, the bottom of spacing pipe 2 stretches out body 1, and the base 5 that the external diameter is greater than spacing pipe 2 external diameter is installed to the below of spacing pipe 2, base 5 passes through base screw thread end 501 and spacing pipe 2 bottom threaded connection, be provided with a plurality of body inlet port 101 and spacing pipe inlet port 202 on body 1 and the spacing pipe 2 respectively, body inlet port 101 and spacing pipe inlet port 202 position correspond when the body 1 and spacing pipe 2 bottom are level, the internally mounted of body 1 has water pipe 3, be connected with haulage rope 6 on the spacing pipe 2, the one end of haulage rope 6 stretches out body 1, set up highly different inlet port on body 1 and spacing pipe 2, utilize inside and outside inlet port dislocation to realize intaking and closure, this structure can be realized through pushing down the device or pulling haulage rope 6, easy operation is effective, one of base 5 is that prevent that spacing pipe from getting into body 1 completely, it is to push away bottom 5 to design into the body in addition, convenient drilling.
Preferably, the pipe body 1, the limiting pipe 2 and the water pipe 3 form a disassembling structure.
Preferably, the filter screen 104 is arranged in the pipe body water inlet 101, so that water quality is conveniently filtered, and a great amount of sediment is prevented from being sucked into the water pipe 3.
As shown in fig. 2-4, as a further preferred mode, a limiting opening 102 is formed in the bottom end of the inside of the pipe body 1, a limiting disc 201 is arranged at the top of the limiting pipe 2, the size of the limiting opening 102 is larger than that of an opening below the pipe body 1, the limiting pipe 2 and the limiting disc 201 are movably clamped at the bottom of the pipe body 1 through the limiting opening 102, an elastic piece is fixed between the limiting disc 201 and the limiting opening 102, a plurality of guide rods 203 are arranged at the bottom of the limiting disc 201, springs 204 are sleeved on the guide rods 203, the upper end and the lower end of each spring 204 are fixedly connected with the limiting disc 201 and the pipe body 1 respectively, the limiting pipe 2 is prevented from falling off through the arrangement of the limiting disc 201, and the limiting disc 201 and the guide rods 203 are made of alloy.
On the basis, the elastic piece comprises a spring 204, a plurality of guide rods 203 are arranged at the bottom of the limiting disc 201, the spring 204 is sleeved on the guide rods 203, the upper end and the lower end of the spring 204 are fixedly connected with the limiting disc 201 and the pipe body 1 respectively, the guide rods 203 can limit the circumference of the limiting pipe 2, the circumferential rotation of the limiting pipe 2 is avoided, the two holes are possibly aligned, and the spring 204 resets the limiting pipe 2.
On the basis, the top of limiting disc 201 is provided with water pipe mounting hole 205, and water pipe 3 runs through into limiting tube 2 through water pipe mounting hole 205, conveniently takes water.
Working principle: when in use, the device is placed in a drilling hole, when the device reaches a designated position, the traction rope 6 is pulled, the water inlet holes on the pipe body 1 and the limiting pipe 2 are aligned, water enters the pipe body 1, the water pipe 3 is utilized to extract a water sample, and when the water sample is drilled at the bottom of the drilling hole, the water sample is directly pressed, the two pipes can be aligned, so that the two water inlet holes are aligned, the sampling effect is consistent, the device is simple to operate, and the sampling precision and the sampling efficiency are high.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An automatic sampling device of fixed depth groundwater, its characterized in that: comprises a pipe body (1), a limiting pipe (2), a water pipe (3), an extension joint (4), a base (5) and a traction rope (6),
the utility model discloses a water pipe, including a pipe body (1), a pipe body (2), a pipe rope, a traction rope, a pipe body (1) and a traction rope, wherein the pipe body (1) is a hollow pipe with openings at two ends, the upper end of the pipe body (1) is provided with an extension joint (4), the upper end and the lower end of the extension joint (4) are respectively provided with a first extension joint threaded end (401) and a second extension joint threaded end (402), the extension joint (4) is movably sleeved with a limit pipe (2) through the lower end of the second extension joint threaded end (402) and the top of the pipe body (1), the limit pipe (2) is a hollow pipe with openings at two ends, the top of the limit pipe (2) is fixedly connected with the inner wall of the pipe body (1) through an elastic piece, a base (5) with the outer diameter larger than the outer diameter of the limit pipe (2) is installed below the limit pipe (2), the base (5) is connected with the bottom of the limit pipe (2) through a base threaded end (501), a plurality of pipe water inlet holes (101) and limit pipe water inlet holes (202) are respectively formed in the pipe body (1) and the limit pipe (2), the bottom of the pipe (1) is aligned with the limit pipe (2) and the limit pipe (3) and is provided with a water inlet pipe (3), one end of the traction rope (6) extends out of the pipe body (1).
2. The automatic sampling device for fixed depth groundwater according to claim 1, wherein: and the pipe body (1), the limiting pipe (2) and the water pipe (3) form a disassembly structure.
3. The automatic sampling device for fixed depth groundwater according to claim 1, wherein: a filter screen (104) is arranged in the pipe body water inlet hole (101).
4. The automatic sampling device for fixed depth groundwater according to claim 1, wherein: the inside bottom of body (1) is provided with spacing mouth (102), the top of spacing pipe (2) is provided with spacing dish (201), the size of spacing mouth (102) is greater than body (1) below opening size, spacing pipe (2) and spacing dish (201) pass through spacing mouth (102) activity joint in body (1) bottom, the elastic component is fixed between spacing dish (201) and spacing mouth (102), the bottom of spacing dish (201) is provided with many guide bars (203), cup jointed spring (204) on guide bar (203), the upper and lower extreme of spring (204) respectively with spacing dish (201) and body (1) fixed connection.
5. The automatic sampling device for fixed depth groundwater according to claim 4, wherein: the elastic piece comprises a spring (204), a plurality of guide rods (203) are arranged at the bottom of the limiting disc (201), the spring (204) is sleeved on the guide rods (203), and the upper end and the lower end of the spring (204) are fixedly connected with the limiting disc (201) and the pipe body (1) respectively.
6. The automatic sampling device for fixed depth groundwater according to claim 5, wherein: the top of limiting disc (201) is provided with water pipe mounting hole (205), and water pipe (3) are run through into spacing pipe (2) through water pipe mounting hole (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221523848.9U CN219798826U (en) | 2022-05-13 | 2022-05-13 | Automatic sampling device for fixed-depth underground water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221523848.9U CN219798826U (en) | 2022-05-13 | 2022-05-13 | Automatic sampling device for fixed-depth underground water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798826U true CN219798826U (en) | 2023-10-03 |
Family
ID=88181697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221523848.9U Active CN219798826U (en) | 2022-05-13 | 2022-05-13 | Automatic sampling device for fixed-depth underground water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798826U (en) |
-
2022
- 2022-05-13 CN CN202221523848.9U patent/CN219798826U/en active Active
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