CN116735280B - Groundwater sampling device - Google Patents
Groundwater sampling device Download PDFInfo
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- CN116735280B CN116735280B CN202311014333.5A CN202311014333A CN116735280B CN 116735280 B CN116735280 B CN 116735280B CN 202311014333 A CN202311014333 A CN 202311014333A CN 116735280 B CN116735280 B CN 116735280B
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- 238000005070 sampling Methods 0.000 title claims abstract description 37
- 239000003673 groundwater Substances 0.000 title claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 128
- 238000001514 detection method Methods 0.000 claims abstract description 106
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000005457 optimization Methods 0.000 description 9
- 239000012535 impurity Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application belongs to the technical field of underground water sampling devices, and discloses an underground water sampling device which comprises a fixed pipe, a movable pipe and a detection end, wherein the movable pipe is connected inside the fixed pipe in a sliding manner, the detection end is movably connected to the lower side of the movable pipe, a water intake pipe is arranged inside the movable pipe, a cleaning piston is connected to the outer thread of the water intake pipe, a water intake motor and a detection assembly are arranged inside the detection end, one end of an output shaft of the water intake motor is fixedly connected with the bottom of the water intake pipe, and the other end of the output shaft of the water intake motor is detachably connected with the detection assembly.
Description
Technical Field
The application relates to the technical field of underground water sampling devices, in particular to an underground water sampling device.
Background
The effect of groundwater on the strength and deformation of engineered rock-soil bodies and on the stability of buildings is of great importance. In the deep foundation pit excavation and support of high-rise buildings, due to the action of underground water, the collapse of the upper bulge on the pit bottom, the sudden surge of flowing sand, the displacement and dumping of the support structure and the settlement of the surrounding ground caused by precipitation can be caused, so that the building is damaged. Groundwater is also an important factor in the generation of various undesirable geological phenomena. Therefore, the monitoring of the underground water is to be enhanced in the deep foundation pit construction process.
Before construction of construction works, the condition of the ground and surrounding underground water is required to be monitored so as to conveniently judge the stability of the building, and in the process of monitoring the underground water, the water level, the flow rate and the temperature of the underground water and the condition of the components of the underground water are required to be monitored, so that the underground water is required to be taken.
The underground water sampling device in the prior art generally enters the water intake pipe in the shaft, but because the shaft passes through a deeper length and a plurality of water inlets are formed in the wall of the shaft, impurities such as sludge in a geological layer are easy to enter the shaft, and the sampling device is easy to be blocked by the impurities when sampling is carried out, so that the sampling efficiency is influenced.
Disclosure of Invention
The application aims to provide a groundwater sampling device which is convenient for cleaning plugs on the sampling device in time, reduces the plugs of the sampling device and ensures the sampling efficiency of groundwater.
To achieve the purpose, the application adopts the following technical scheme:
the utility model provides a groundwater sampling device, includes fixed pipe, movable pipe and detection end, movable pipe sliding connection in the inside of fixed pipe, detection end swing joint in the downside of movable pipe, the inside of movable pipe is equipped with the water intake pipe, the outside threaded connection of water intake pipe has the clearance piston, the inside of detection end is equipped with water intake motor and detection component, the one end of the output shaft of water intake motor with the bottom of water intake pipe links firmly, the other end of the output shaft of water intake motor with detection component can dismantle and be connected.
As an optimization: the fixed pipe is provided with a limiting plate, a water taking through hole is formed in the axis of the limiting plate, a plurality of driving motors are fixed on the limiting plate, and the output shafts of the driving motors are connected with driving screws; the upper end of the movable tube is provided with an annular connecting plate, a plurality of connecting screw holes are formed in the connecting plate, and the driving screw rod is in threaded connection with the connecting screw holes.
As an optimization: the movable pipe is provided with water inlet holes in a uniformly dense manner in the circumferential direction, water inlet holes are uniformly dense on the side surface of the water intake pipe, and the movable pipe, the water intake pipe and the fixed pipe are coaxially arranged; the top of the water intake pipe upwards passes through the upper end of the movable pipe and is arranged between the limiting plate and the movable pipe, and the top of the water intake pipe and the bottom of the limiting plate are both provided with anti-skid patterns.
As an optimization: the outside of the water intake pipe is provided with a first connecting thread, the axis of the cleaning piston is provided with a threaded hole, and the water intake pipe is connected with the threaded hole in a matched mode.
As an optimization: the bottom of the detection end is folded to be a hemispherical surface, the top of the detection end is a plane, the top of the detection end is arranged in parallel with the bottom surface of the fixed pipe, a containing cavity is formed in the detection end, the detection assembly is arranged in the containing cavity, a driving assembly is arranged in the detection end, and the driving assembly is used for driving the detection assembly to move in the containing cavity; the detection assembly comprises a connecting shaft, a plurality of detection plates and a connecting assembly connected between the detection plates and the connecting shaft, wherein a limiting groove is formed in the upper end of the connecting shaft, the limiting groove is detachably connected with the lower end of an output shaft of the water taking motor, a second connecting thread is arranged on the outer side of the connecting shaft, a connecting sleeve is connected with the outer thread of the connecting shaft, one end of the connecting assembly is rotationally connected with the connecting sleeve, and the other end of the connecting assembly is connected with the inner side of the detection plates.
As an optimization: the spherical surface of the detection end is inwards sunken to form a plurality of circular arc-shaped accommodating grooves, the accommodating grooves are used for accommodating the detection plates, the detection plates are vertically arranged circular arc-shaped plates, and a plurality of detection plates are arranged in a circumferential array.
As an optimization: the side elevation of holding the chamber with be equipped with the through-channel between the outside of detection end, coupling assembling includes head rod and second connecting rod, the one end of head rod with the adapter sleeve rotates to be connected, the other end of head rod with the one end of second connecting rod rotates to be connected, the other end of second connecting rod with the inboard of pick-up plate links firmly, second connecting rod sliding connection in the through-channel.
As an optimization: the driving assembly comprises an electric telescopic rod, the extension end of the electric telescopic rod penetrates through the detection end head and is connected with the bottom of the movable pipe in a rotating mode, the fixed end of the electric telescopic rod is connected with the detection end head in a sliding mode, the side face of the fixed end of the electric telescopic rod is connected with a cross rod, and the cross rod is fixedly connected with the upper portion of the connecting shaft.
As an optimization: the cross bar is located on the upper side of the detection assembly.
As an optimization: the bottom surface of movable tube be closed, the bottom of movable tube is equipped with annular spacing slide rail, electric telescopic handle's extension end is equipped with spacing slider, spacing slider with spacing slide rail sliding connection.
The application has the beneficial effects that:
the movable pipe and the detection end are supported through the fixed pipe, the environment where the detection end is located is detected through the detection assembly inside the detection end, when the detection end and the fixed pipe are located in an underground water layer, the movable pipe stretches out of the fixed pipe, underground water flows upwards after being filtered through the movable pipe and the water intake pipe, underground water sampling is achieved, underground water is filtered through the movable pipe and the water intake pipe, the water intake pipe is driven to rotate through the water intake motor, the cleaning piston is enabled to move between the water intake pipe and the movable pipe, water between the water intake pipe and the movable pipe is enabled to flow towards the outside of the movable pipe under pressure, and cleaning of a water inlet hole is achieved.
The application can detect the external environment of the position of the sampling device, determine whether the outside of the sampling device is an underground water layer, effectively ensure the sampling efficiency of underground water, clean the sampling device with high efficiency and prevent the sampling device from being blocked.
Drawings
FIG. 1 is a schematic view of an underground water sampling device according to an embodiment of the present application, when a movable pipe extends from a fixed pipe;
FIG. 2 is a schematic diagram of a groundwater sampling device according to an embodiment of the application when a movable pipe is extended from a fixed pipe;
FIG. 3 is a front view of the groundwater sampling device according to an embodiment of the application when the movable pipe is extended from the stationary pipe;
FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;
FIG. 5 is a cross-sectional view of an groundwater sampling device according to an embodiment of the application when a movable pipe is retracted into a stationary pipe;
fig. 6 is an enlarged view at a of fig. 5.
In the figure:
1. the device comprises a fixed pipe, 2, a movable pipe, 3, a detection end, 4, a water intake pipe, 5, a cleaning piston, 6, a water intake motor, 7, a water intake through hole, 8, a driving motor, 9, a driving screw, 10, a water intake hole, 11, a containing cavity, 12, a connecting shaft, 13, a detection plate, 14, a first connecting rod, 15, a second connecting rod, 16, an electric telescopic rod, 17 and a cross rod.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout, or parts having like or similar functions. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application.
In the description of the present application, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be interpreted broadly, as for example, they may be fixedly connected, or may be detachably connected, or may be electrically connected, or may be directly connected, or may be indirectly connected through an intermediary, or may be in communication with one another in two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present application, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The technical scheme of the application is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-5, an underground water sampling device comprises a fixed pipe 1, a movable pipe 2 and a detection end head 3, wherein the movable pipe 2 is slidably connected in the fixed pipe 1, the detection end head 3 is movably connected to the lower side of the movable pipe 2, a water intake pipe 4 is arranged in the movable pipe 2, a cleaning piston 5 is connected to the outer thread of the water intake pipe 4, a water intake motor 6 and a detection assembly are arranged in the detection end head 3, one end of an output shaft of the water intake motor 6 is fixedly connected with the bottom of the water intake pipe 4, and the other end of the output shaft of the water intake motor 6 is detachably connected with the detection assembly.
The water intake motor 6 is a hollow shaft motor or a double-shaft motor, and is convenient to connect the water intake pipe 4 and the detection assembly simultaneously.
The movable tube 2 is slidably connected to the inside of the fixed tube 1, the bottom of the fixed tube 1 is bent inwards to form a sealing ring, the sealing ring can seal between the fixed tube 1 and the movable tube 2, a through hole is formed in the bottom of the fixed tube 1 and used for accommodating the movable tube 2 to pass through.
As shown in fig. 5, a limiting plate is arranged on the fixed pipe 1, a water intake through hole 7 is arranged in the axial direction of the limiting plate, a plurality of driving motors 8 are fixed on the limiting plate, and the output shafts of the driving motors 8 are connected with driving screws 9; the upper end of the movable tube 2 is provided with an annular connecting plate, a plurality of connecting screw holes are arranged on the connecting plate, and the driving screw 9 is in threaded connection with the connecting screw holes.
The limiting plate is located on the upper side of the sealing ring, and a plurality of driving screws 9 are arranged in a circumferential array.
As shown in fig. 5, the movable pipe 2 is uniformly and densely provided with water inlet holes 10 along the circumferential direction, the side surface of the water intake pipe 4 is uniformly and densely provided with water intake holes, and the movable pipe 2, the water intake pipe 4 and the fixed pipe 1 are coaxially arranged; the top of the water intake pipe 4 upwards passes through the upper end of the movable pipe 2 and is arranged between the limiting plate and the movable pipe 2, and the top of the water intake pipe 4 and the bottom of the limiting plate are both provided with anti-skid patterns.
The top of the water intake pipe 4 is sealed when contacting with the bottom surface of the limiting plate, the bottom of the water intake pipe 4 is provided with a connecting rod, the connecting rod is fixedly connected with the output shaft of the water intake motor 6, and the connecting rod is rotationally connected with the bottom surface of the movable pipe 2.
The aperture of the water inlet 10 is larger than that of the water inlet, when the cleaning piston 5 moves, water can squeeze impurities in the water inlet 10 to push the impurities outwards, so that the water inlet 10 is prevented from being blocked.
As shown in fig. 4, a first connecting thread is arranged on the outer side of the water intake pipe 4, a threaded hole is arranged on the axis of the cleaning piston 5, and the water intake pipe 4 is connected with the threaded hole in a matched mode.
The outer wall of the cleaning piston 5 is in contact seal with the inner wall of the movable pipe 2, and the threaded hole is in sealing connection with the outer wall of the water intake pipe 4.
As shown in fig. 4 and 6, the bottom of the detection end 3 is folded to be a hemispherical surface, the top of the detection end 3 is a plane, the top of the detection end 3 is arranged in parallel with the bottom surface of the fixed tube 1, a containing cavity 11 is arranged in the detection end 3, a detection component is arranged in the containing cavity 11, a driving component is arranged in the detection end 3, and the driving component is used for driving the detection component to move in the containing cavity 11; the detection assembly comprises a connecting shaft 12, a plurality of detection plates 13 and a connecting assembly connected between the detection plates 13 and the connecting shaft 12, wherein a limiting groove is formed in the upper end of the connecting shaft 12 and detachably connected with the lower end of an output shaft of the water taking motor 6, a second connecting thread is formed in the outer side of the connecting shaft 12, a connecting sleeve is connected with the outer thread of the connecting shaft 12, one end of the connecting assembly is rotationally connected with the connecting sleeve, and the other end of the connecting assembly is connected with the inner side of the detection plate 13.
The maximum length of the connection assembly is greater than the radius of the detection tip 3.
The limiting groove formed by the concave upper end of the connecting shaft 12 is a polygonal groove, the lower end of the output shaft of the water taking motor 6 is a polygonal prism, and the polygonal prism is in relative fit connection with the polygonal groove.
As shown in fig. 6, the spherical surface of the detection end 3 is recessed inwards to form a plurality of circular arc accommodating grooves, the accommodating grooves are used for accommodating the detection plates 13, the detection plates 13 are vertically arranged circular arc plates, and the plurality of detection plates 13 are arranged in a circumferential array.
As shown in fig. 6, a through channel is arranged between the side elevation of the accommodating cavity 11 and the outside of the detection end 3, the connecting assembly comprises a first connecting rod 14 and a second connecting rod 15, one end of the first connecting rod 14 is rotationally connected with the connecting sleeve, the other end of the first connecting rod 14 is rotationally connected with one end of the second connecting rod 15, the other end of the second connecting rod 15 is fixedly connected with the inner side of the detection plate 13, and the second connecting rod 15 is slidably connected in the through channel.
The length of the through channel is smaller than the length of the second connecting rod 15, and the second connecting rod 15 is located at the lower side of the first connecting rod 14.
As shown in fig. 5 and 6, the driving assembly comprises an electric telescopic rod 16, an extension end of the electric telescopic rod 16 penetrates through the detection end 3 to be rotationally connected with the bottom of the movable tube 2, a fixed end of the electric telescopic rod 16 is slidably connected with the detection end 3, a lateral rod 17 is connected to the lateral surface of the fixed end of the electric telescopic rod 16, and the lateral rod 17 is fixedly connected with the upper portion of the connecting shaft 12.
The electric telescopic rod 16 comprises a longest state, a shortest state and a normal state, and when the electric telescopic rod 16 is in the longest state and the shortest state, the limit between the movable tube 2 and the detection end 3 can be carried out, so that relative rotation between the movable tube 2 and the detection end 3 can not be generated.
As shown in fig. 6, the cross bar 17 is located on the upper side of the detection assembly.
As shown in fig. 5 and 6, the bottom surface of the movable tube 2 is closed, the bottom of the movable tube 2 is provided with an annular limiting slide rail, and the extending end of the electric telescopic rod 16 is provided with a limiting slide block which is in sliding connection with the limiting slide rail.
The using method comprises the following steps:
when the device is specifically used, the fixed pipe 1 is led into the existing sampling well, and the detection end 3 is lowered to a specified height;
the electric telescopic rod 16 is in the shortest state, the movable pipe 2 is in contact with and tightly pressed with the detection end head 3, the connecting shaft 12 is fixedly connected with the lower end of the output shaft of the water taking motor 6, the water taking motor 6 runs, the output shaft of the water taking motor 6 drives the connecting shaft 12 to rotate, the connecting sleeve moves downwards along the second connecting screw thread until the connecting assembly is straightened, and the detection plate 13 extends out of the detection end head 3;
the electric telescopic rod 16 stretches to a position between the longest state and the shortest state, the fixed end of the electric telescopic rod 16 drives the connecting shaft 12 to move downwards through the cross rod 17, the connecting shaft 12 is separated from the output shaft of the water taking motor 6, the bottom surface of the movable pipe 2 is separated from the detection end 3, and the movable pipe 2 and the detection end 3 can rotate relatively;
because the movable pipe 2 and the detection end 3 can relatively rotate, under the action of friction force between the cleaning piston 5 and the movable pipe 2, the water intake pipe 4 and the output shaft of the water intake motor 6 do not rotate, the water intake motor 6 runs, and the shell of the driving motor 8 drives the detection end 3 to rotate;
setting a certain power threshold value through a controller, and monitoring the output power of the water taking motor 6 when the detection end head 3 rotates;
when the output power of the water taking motor 6 is larger than a set threshold value, the condition that the outside of the detection end 3 is sludge instead of an underground water layer is indicated, the electric telescopic rod 16 is shortened to the shortest state, the water taking motor 6 drives the connecting shaft 12 to rotate, and the detection plate 13 is driven to retract into the accommodating groove through the connecting component;
when the output power of the water taking motor 6 is smaller than or equal to a set threshold value, the detection end 3 is indicated to be positioned in the groundwater layer, and water can be pumped through the water pumping motor to sample groundwater;
when the detection end head 3 is positioned in the groundwater layer, the driving motor 8 operates, and the driving motor 8 drives the movable pipe 2 to move downwards until the movable pipe 2 completely extends out of the fixed pipe 1;
the electric telescopic rod 16 stretches to the longest state, the top of the detection end head 3 is separated from the bottom surface of the movable pipe 2, the electric telescopic rod 16 tightly pushes against the movable pipe 2 and the detection end head 3, and relative rotation between the movable pipe 2 and the detection end head 3 is prevented;
the water intake motor 6 runs, the output shaft of the water intake motor 6 drives the water intake pipe 4 to rotate, and when the water intake pipe 4 rotates, the cleaning piston 5 moves upwards or downwards along the water intake pipe 4;
a columnar annular cavity is formed between the movable pipe 2 and the water intake pipe 4, the annular cavity is divided into an upper part and a lower part by the cleaning piston 5, when the cleaning piston 5 moves upwards, the water pressure in the upper annular cavity is increased, so that the water in the annular cavity extrudes the impurities blocked in the water inlet 10 outwards, and the cleaning of the water inlet 10 is realized; when the cleaning piston 5 moves downwards, the water pressure in the lower annular cavity is increased, and the cleaning of the water inlet hole 10 is realized.
It is to be understood that the above examples of the present application are provided for clarity of illustration only and are not limiting of the embodiments of the present application. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are desired to be protected by the following claims.
Claims (10)
1. An underground water sampling device, characterized in that: the device comprises a fixed pipe (1), a movable pipe (2) and a detection end (3), wherein the movable pipe (2) is slidably connected to the inside of the fixed pipe (1), the detection end (3) is movably connected to the lower side of the movable pipe (2), a water intake pipe (4) is arranged in the movable pipe (2), a cleaning piston (5) is connected to the outer thread of the water intake pipe (4), a water intake motor (6) and a detection assembly are arranged in the detection end (3), one end of an output shaft of the water intake motor (6) is fixedly connected with the bottom of the water intake pipe (4), and the other end of the output shaft of the water intake motor (6) is detachably connected with the detection assembly;
the movable pipe (2) is uniformly and densely provided with water inlet holes (10) in the circumferential direction, the side surface of the water intake pipe (4) is uniformly and densely provided with water intake holes, and the movable pipe (2), the water intake pipe (4) and the fixed pipe (1) are coaxially arranged.
2. The groundwater sampling device according to claim 1, wherein: a limiting plate is arranged on the fixed pipe (1), a water taking through hole (7) is formed in the axis of the limiting plate, a plurality of driving motors (8) are fixed on the limiting plate, and the output shaft of each driving motor (8) is connected with a driving screw (9);
the upper end of the movable pipe (2) is provided with an annular connecting plate, a plurality of connecting screw holes are formed in the connecting plate, and the driving screw (9) is in threaded connection with the connecting screw holes.
3. The groundwater sampling device according to claim 2, wherein: the top of the water intake pipe (4) upwards passes through the upper end of the movable pipe (2) and is arranged between the limiting plate and the movable pipe (2), and the top of the water intake pipe (4) and the bottom of the limiting plate are both provided with anti-skid patterns.
4. The groundwater sampling device according to claim 1, wherein: the outside of water intake pipe (4) is equipped with first connecting thread, the axle center of clearance piston (5) is equipped with the screw hole, water intake pipe (4) with the screw hole cooperation is connected.
5. The groundwater sampling device according to claim 1, wherein: the bottom of the detection end head (3) is folded to be a hemispherical surface, the top of the detection end head (3) is a plane, the top of the detection end head (3) is arranged in parallel with the bottom surface of the fixed pipe (1), a containing cavity (11) is formed in the detection end head (3), a detection assembly is arranged in the containing cavity (11), a driving assembly is arranged in the detection end head (3), and the driving assembly is used for driving the detection assembly to move in the containing cavity (11);
the detection assembly comprises a connecting shaft (12), a plurality of detection plates (13) and a connecting assembly connected between the detection plates (13) and the connecting shaft (12), wherein a limiting groove is formed in the upper end of the connecting shaft (12), the limiting groove is detachably connected with the lower end of an output shaft of the water taking motor (6), a second connecting thread is arranged on the outer side of the connecting shaft (12), a connecting sleeve is connected with the outer thread of the connecting shaft (12), one end of the connecting assembly is rotationally connected with the connecting sleeve, and the other end of the connecting assembly is connected with the inner side of the detection plate (13).
6. The groundwater sampling device according to claim 5, wherein: the spherical surface of the detection end head (3) is inwards sunken to form a plurality of circular arc-shaped accommodating grooves, the accommodating grooves are used for accommodating the detection plates (13), the detection plates (13) are vertically arranged circular arc-shaped plates, and a plurality of detection plates (13) are arranged in a circumferential array.
7. The groundwater sampling device according to claim 5, wherein: the device is characterized in that a through channel is arranged between the lateral vertical face of the accommodating cavity (11) and the outer part of the detection end head (3), the connecting assembly comprises a first connecting rod (14) and a second connecting rod (15), one end of the first connecting rod (14) is rotationally connected with the connecting sleeve, the other end of the first connecting rod (14) is rotationally connected with one end of the second connecting rod (15), the other end of the second connecting rod (15) is fixedly connected with the inner side of the detection plate (13), and the second connecting rod (15) is slidably connected in the through channel.
8. The groundwater sampling device according to claim 5, wherein: the driving assembly comprises an electric telescopic rod (16), an extension end of the electric telescopic rod (16) penetrates through the detection end head (3) to be connected with the bottom of the movable tube (2) in a rotating mode, a fixed end of the electric telescopic rod (16) is connected with the detection end head (3) in a sliding mode, a transverse rod (17) is connected to the side face of the fixed end of the electric telescopic rod (16), and the transverse rod (17) is fixedly connected with the upper portion of the connecting shaft (12).
9. The groundwater sampling device according to claim 8, wherein: the cross bar (17) is located on the upper side of the detection assembly.
10. The groundwater sampling device according to claim 8, wherein: the bottom surface of movable tube (2) be closed, the bottom of movable tube (2) is equipped with annular spacing slide rail, the extension end of electric telescopic handle (16) is equipped with spacing slider, spacing slider with spacing slide rail sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311014333.5A CN116735280B (en) | 2023-08-14 | 2023-08-14 | Groundwater sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311014333.5A CN116735280B (en) | 2023-08-14 | 2023-08-14 | Groundwater sampling device |
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| Publication Number | Publication Date |
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| CN116735280A CN116735280A (en) | 2023-09-12 |
| CN116735280B true CN116735280B (en) | 2023-10-31 |
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| CN202311014333.5A Active CN116735280B (en) | 2023-08-14 | 2023-08-14 | Groundwater sampling device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116929854B (en) * | 2023-09-18 | 2023-12-12 | 中建五局第三建设有限公司 | Sampling device and water sampling method |
| CN118362348A (en) * | 2024-06-18 | 2024-07-19 | 山东省地矿工程勘察院(山东省地质矿产勘查开发局八〇一水文地质工程地质大队) | Water taking device and water taking method for preventing and treating groundwater pollution |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106823520A (en) * | 2017-02-14 | 2017-06-13 | 南京莫尼亚离心机科技发展有限公司 | Automatic piston formula walking filter plant |
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| CN115421211A (en) * | 2022-08-31 | 2022-12-02 | 黔南民族师范学院 | Underground water source direction detection device and using method thereof |
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| CN219091375U (en) * | 2022-11-29 | 2023-05-30 | 绍兴辰威建筑有限公司 | Groundwater filters extraction device |
| CN116422048A (en) * | 2023-06-13 | 2023-07-14 | 广东致密纳米技术有限公司 | Separation equipment for plant powder preparation and use method thereof |
| CN116429503A (en) * | 2023-06-12 | 2023-07-14 | 山东硅兔智能装备有限公司 | Groundwater detects sampling device |
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2023
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Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106823520A (en) * | 2017-02-14 | 2017-06-13 | 南京莫尼亚离心机科技发展有限公司 | Automatic piston formula walking filter plant |
| JP3226481U (en) * | 2019-03-25 | 2020-07-02 | ▲い▼智 林 | Water filtration equipment |
| CN210803017U (en) * | 2019-10-25 | 2020-06-19 | 王莱 | A groundwater sample collection device for engineering geology reconnaissance |
| CN213985818U (en) * | 2020-11-17 | 2021-08-17 | 浙江中南建设集团有限公司 | Underground water quality testing uses sampling device for foundation ditch construction |
| JP2023067870A (en) * | 2021-09-26 | 2023-05-16 | 生態環境部南京環境科学研究所 | Shallow layer ground water contaminant monitor system |
| CN216191471U (en) * | 2021-10-11 | 2022-04-05 | 新乡市金宸过滤有限公司 | Single-end-face sealing filter element |
| CN218027774U (en) * | 2022-07-05 | 2022-12-13 | 李忻语 | Groundwater draw-out device for hydraulic engineering construction |
| CN115421211A (en) * | 2022-08-31 | 2022-12-02 | 黔南民族师范学院 | Underground water source direction detection device and using method thereof |
| CN219091375U (en) * | 2022-11-29 | 2023-05-30 | 绍兴辰威建筑有限公司 | Groundwater filters extraction device |
| CN116429503A (en) * | 2023-06-12 | 2023-07-14 | 山东硅兔智能装备有限公司 | Groundwater detects sampling device |
| CN116422048A (en) * | 2023-06-13 | 2023-07-14 | 广东致密纳米技术有限公司 | Separation equipment for plant powder preparation and use method thereof |
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