Underground water sampling device for geological disaster monitoring

Abstract

The invention relates to the technical field of underground water sampling, in particular to an underground water sampling device for geological disaster monitoring, which comprises a main pipeline, a connecting pipe and a sampling end, the main pipeline is fixedly connected with the connecting pipe, and the sampling end is fixedly connected with the connecting pipe. A sampling device for collecting underground water is rotationally arranged in the sampling opening, when a worker uses the device, the sampling end is arranged on the device, the sampling end is placed in a water taking drill hole when the device is used, water is sampled and detected through a water taking device in the sampling opening, and in the detection process, the sampling device is arranged on the sampling opening, so that the sampling device is convenient to use. A disc is driven to move up and down by exerting drawing force in a main pipeline, a rotating shaft is driven to rotate through insections and a toothed plate in the moving process, the rotating rotating shaft can drive a connecting shaft to rotate through a belt, and impurities on the outer surface of the water taking device are cleaned through a scraper on a circular ring; and the accuracy of the device detection structure is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of groundwater sampling, in particular to a groundwater sampling device for geological disaster monitoring. Background Art

[0002] Geological disaster monitoring is the work of measuring and monitoring geological disaster activities and the dynamic changes of various inducing factors using various technologies and methods. It is an important basis for predicting and forecasting geological disasters, and therefore an important part of disaster reduction and prevention. Traditional sampling devices can usually only sample at a single depth, and for groundwater at different depths, multiple sampling points need to be installed separately, which is cumbersome and inefficient.

[0003] After searching, it has been found that the published announcement number CN117191488B is a groundwater sampling device for hydrogeology, including a sampling tube, the lower end of the sampling tube is connected to a sampling terminal, the interior of the sampling terminal is slidably connected to a driving plug rod, the middle of the sampling terminal is provided with a sampling hole, the interior of the sampling hole is slidably connected to a sampling assembly, a driving rack is provided in the length direction of the driving plug rod, the back of the sampling assembly is connected to a driving rod, the driving rack is cooperatively connected to the driving rod, the sampling terminal is lowered into the water intake borehole through the sampling tube, and groundwater is sampled through the sampling terminal.

[0004] However, the above-mentioned disclosed device is easily worn by geological rocks and sand and gravel in the water during operation, and the powder debris generated during the friction process will adhere to the water inlet of the water intake device, thereby affecting the detection efficiency of the device. Summary of the invention

[0005] Based on the above-mentioned problems existing in the prior art, the problem to be solved by the present application is: the above-mentioned disclosed device is easily affected by the wear of geological rocks and the wear of sand and gravel in the water body during operation, and the powder debris generated during the friction process will adhere to the water inlet of the water intake device, thereby affecting the detection efficiency of the device.

[0006] The technical solution adopted by the present application to solve the technical problem is: a groundwater sampling device for geological disaster monitoring, comprising a main pipeline, a connecting pipe, a sampling end and a sampling port, the main pipeline and the connecting pipe are fixedly connected, the sampling end and the connecting pipe are fixedly connected, a slide groove is provided in the vertical direction of the sampling end, a disc is provided in the horizontal direction of the sampling end, and a sampling device for collecting groundwater is rotatably provided in the sampling port; The sampling device comprises a positioning plate fixedly arranged on the inner wall of the sampling port, a positioning hole is provided on the positioning plate, a connecting shaft is rotatably arranged on the positioning hole, a detector is fixedly arranged in the connecting shaft, a sleeve is movably arranged on the outer circumference of the connecting shaft, a water dispenser is fixedly arranged on one end of the sleeve, and each water inlet hole is fixedly arranged on the outer circumference of the water dispenser, and a control component for controlling the operation of the water dispenser is provided on the chute; The control component includes a disc slidably arranged in the slide groove, and a tooth plate is fixedly arranged between the two discs. A rotating shaft is rotatably arranged in the sampling end head, and teeth meshing with the tooth plate are fixedly arranged on the outer peripheral surface of the rotating shaft. A transmission mechanism for controlling the rotation of the connecting shaft is provided on the rotating shaft.

[0007] Preferably, the transmission mechanism includes pulleys fixedly arranged on the outer circumferential surfaces of the rotating shaft and the connecting shaft, and the two pulleys are connected by belt transmission.

[0008] Preferably, a transmission chamber is provided inside the sampling end, and the two pulleys are located in the transmission chamber, and the depth of the transmission chamber is not less than the thickness of the pulleys.

[0009] Preferably, two mutually parallel brackets are fixedly arranged in the water extractor, and an axle is rotatably arranged between the two brackets, a long plate is fixedly arranged on the upper part, a plurality of water inlet holes are evenly distributed on the outer peripheral surface of the water extractor, and an adjustment unit for controlling the swing of the long plate is provided on the connecting shaft.

[0010] Preferably, the adjustment unit comprises an arc-shaped groove formed on the outer peripheral surface of the connecting shaft, and a clamping block slidably connected to the arc-shaped groove is fixedly provided on the inner wall of the sleeve.

[0011] Preferably, a positioning groove is provided on the outer circumferential surface of the sleeve, a limiting plate matching the positioning groove is fixedly provided on the inner wall of the sampling port, and the length of the positioning groove is not less than the lateral length of the arc-shaped groove.

[0012] Preferably, a slot is provided inside the sampling port, a ring is rotatably provided on the slot, and a plurality of evenly distributed scrapers are fixedly provided on the ring.

[0013] Preferably, a small gear is fixedly provided on the outer circumferential surface of the rotating shaft, a large gear meshing with the small gear is fixedly provided on the outer circumferential surface of the circular ring, and the thickness of the large gear is not greater than the thickness of the slot.

[0014] Preferably, the scrapers are arranged at an angle, and each scraper is in contact with the outer surface of the water extractor.

[0015] Preferably, the sampling end is in a cone shape with a larger top and a smaller bottom.

[0016] The beneficial effects of the present application are as follows: the present application provides a groundwater sampling device for geological disaster monitoring. When using the device, the staff places the sampling end provided on the device in the water intake borehole, and samples and tests the water through the water sampler in the sampling port. In the detection process, the disc is driven to move up and down by applying suction force to the main pipeline, and the rotating shaft is driven to rotate by the teeth and the tooth plate during the movement. The rotating shaft can drive the connecting shaft to rotate through the belt, and then the lateral movement of the water sampler is controlled by the arc groove and the block to realize the sampling and detection function, and the impurities on the outer surface of the water sampler are cleaned by the scraper on the ring to ensure the accuracy of the device detection structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The internal structure of the present invention is shown in FIG. Figure 1 ; Figure 2 It is a schematic diagram of the overall structure of the present invention; Figure 3 The internal structure of the present invention is shown in FIG. Figure 2 ; Figure 4 It is a schematic diagram of the local structure of the present invention; Figure 5 It is a schematic diagram of the structure of the water dispenser of the present invention; Figure 6 For the present invention Figure 5 The enlarged structural diagram at A in the middle; Figure 7 It is a schematic diagram of the scraper structure of the present invention; Figure 8 It is a schematic diagram of the internal structure of the water dispenser of the present invention.

[0018] In the figure: 1. main pipeline; 2. connecting pipe; 3. sampling end; 31. sampling port; 311. card slot; 312. positioning plate; 313. positioning hole; 32. transmission chamber; 33. connecting shaft; 331. arc groove; 34. rotating shaft; 341. tooth pattern; 342. small gear; 35. pulley; 36. limit plate; 4. slide groove; 41. disc; 42. tooth plate; 43. sleeve; 431. positioning groove; 432. large gear; 4321. ring; 4322. scraper; 433. block; 5. water extractor; 51. water inlet hole; 52. bracket; 53. shaft; 54. long board. DETAILED DESCRIPTION

[0019] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0020] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0021] Reference Figure 1-Figure 3 A groundwater sampling device for geological disaster monitoring comprises a main pipeline 1, a connecting pipe 2, a sampling end 3 and a sampling port 31, wherein the main pipeline 1 is fixedly connected to the connecting pipe 2, the sampling end 3 is fixedly connected to the connecting pipe 2, a chute 4 is arranged in the vertical direction of the sampling end 3, a disc 41 is arranged in the horizontal direction of the sampling end 3, and a sampling device for collecting groundwater is rotatably arranged in the sampling port 31; The sampling device includes a positioning plate 312 fixedly arranged on the inner wall of the sampling port 31, a positioning hole 313 is opened on the positioning plate 312, a connecting shaft 33 is rotatably arranged on the positioning hole 313, a detector is fixedly arranged in the connecting shaft 33, a sleeve 43 is movably arranged on the outer circumference of the connecting shaft 33, a water extractor 5 is fixedly arranged on one end of the sleeve 43, and a water inlet hole 51 is fixedly arranged on the outer circumference of the water extractor 5, and a control component for controlling the operation of the water extractor 5 is provided on the chute 4; The control component includes a disc 41 slidably arranged in the slide groove 4, and a tooth plate 42 is fixedly arranged between the two discs 41. A rotating shaft 34 is rotatably arranged in the sampling terminal 3, and a tooth pattern 341 meshing with the tooth plate 42 is fixedly arranged on the outer peripheral surface of the rotating shaft 34. A transmission mechanism for controlling the rotation of the connecting shaft 33 is provided on the rotating shaft 34.

[0022] Reference Figure 3-Figure 5 The transmission mechanism includes a pulley 35 fixedly arranged on the outer circumference of the rotating shaft 34 and the connecting shaft 33, and the two pulleys 35 are connected by belt transmission. By setting the pulley 35 on the rotating shaft 34 and the connecting shaft 33, when the staff uses the device, power is applied to the main pipeline 1, thereby driving the disc 41 to move up and down, and the up and down moving disc 41 drives the tooth plate 42 to move up and down, and in the process of movement, drives the pulley 35 on the rotating shaft 34 to rotate, and in the process of rotation, the pulley 35 on the connecting shaft 33 is driven to rotate by the belt, thereby driving the connecting shaft 33 to rotate.

[0023] Reference Figure 2-Figure 4A transmission chamber 32 is provided inside the sampling terminal 3, and two pulleys 35 are located in the transmission chamber 32. The depth of the transmission chamber 32 is not less than the thickness of the pulley 35. By setting the transmission chamber 32 on the sampling terminal 3, it is ensured that the pulley 35 can operate normally during work.

[0024] Reference Figure 6-Figure 8 Two mutually parallel brackets 52 are fixedly arranged in the water dispenser 5, and a shaft 53 is rotatably arranged between the two brackets 52, a long plate 54 is fixedly arranged on the shaft 53, a plurality of water inlet holes 51 are evenly distributed on the outer peripheral surface of the water dispenser 5, and an adjusting unit for controlling the swing of the long plate 54 is arranged on the connecting shaft 33. During the movement of the water dispenser 5, the long plate 54 can swing due to its own inertia, thereby achieving stirring and mixing of the solution in the water dispenser 5, thereby improving the detection efficiency of the device.

[0025] Reference Figure 5-Figure 7 The adjusting unit includes an arc groove 331 provided on the outer circumferential surface of the connecting shaft 33, and a clamping block 433 which is slidably connected to the arc groove 331 is fixedly provided on the inner wall of the sleeve 43. By providing the arc groove 331 on the outer circumferential surface of the connecting shaft 33, the sleeve 43 can be driven to reciprocate horizontally through the arc groove 331 during the rotation of the connecting shaft 33.

[0026] Reference Figure 3-Figure 5 A positioning groove 431 is provided on the outer circumferential surface of the sleeve 43, and a limiting plate 36 matching the positioning groove 431 is fixedly provided on the inner wall of the sampling port 31, and the length of the positioning groove 431 is not less than the lateral length of the arc groove 331. By setting the positioning groove 431 on the outer circumferential surface of the sleeve 43, the sleeve 43 will not be axially offset during the movement, thereby ensuring the normal operation of the device.

[0027] Reference Figure 6-Figure 8 A card slot 311 is provided inside the sampling port 31, a circular ring 4321 is rotatably provided on the card slot 311, and a plurality of evenly distributed scrapers 4322 are fixedly provided on the circular ring 4321. By means of the scrapers 4322 provided on the circular ring 4321, the scrapers 4322 can clean the impurities on the outer surface of the water extractor 5 during the rotation process, thereby improving the accuracy of the device detection.

[0028] Reference Figure 4-Figure 6A small gear 342 is fixedly provided on the outer circumference of the rotating shaft 34, and a large gear 432 meshing with the small gear 342 is fixedly provided on the outer circumference of the ring 4321, and the thickness of the large gear 432 is not greater than the thickness of the slot 311. The small gear 342 provided on the outer circumference of the rotating shaft 34 can drive the small gear 342 on its outer circumference to rotate during the rotation of the rotating shaft 34, and the rotating small gear 342 drives the large gear 432 meshing with it to rotate, thereby driving the scraper 4322 to rotate.

[0029] Reference Figure 5-Figure 7 The scrapers 4322 are arranged at an angle, and each scraper 4322 fits against the outer surface of the water extractor 5 . By arranging the scrapers 4322 at an angle, impurities can be discharged during the rotation of the scrapers 4322 .

[0030] Reference Figure 1-Figure 3 The sampling end 3 is set in a cone shape with a large top and a small bottom. By setting the sampling end 3 in a cone shape, it is convenient for the staff to place the device at the drill mouth.

[0031] The specific scheme is as follows: when using the device, the staff places the sampling terminal 3 set on the device in the water intake borehole, and samples the water through the water extractor 5 in the sampling port 31. In the detection process, the disc 41 is driven to move up and down by applying suction force to the main pipeline 1. The disc 41 that moves up and down drives the tooth plate 42 to move up and down, and in the process of moving, the pulley 35 on the rotating shaft 34 is driven to rotate. In the process of rotation, the pulley 35 on the connecting shaft 33 is driven to rotate by the belt, thereby driving the connecting shaft 33 to rotate. The shaft 33 rotates, and during the movement of the water dispenser 5, the long plate 54 can swing due to its own inertia, so as to achieve stirring and mixing of the solution in the water dispenser 5, thereby improving the detection efficiency of the device. The arc groove 331 arranged on the outer peripheral surface of the connecting shaft 33 can drive the sleeve 43 to reciprocate horizontally through the arc groove 331 during the rotation of the connecting shaft 33. The scraper 4322 arranged on the ring 4321 can clean the impurities on the outer surface of the water dispenser 5 during the rotation of the scraper 4322, thereby improving the accuracy of the device detection.

[0032] A person skilled in the art should understand that the discussion of any of the above embodiments is only exemplary, and within the spirit of the present invention, the technical features in the above embodiments or in different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0033] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A groundwater sampling device for geological disaster monitoring, comprising a main pipeline (1), a connecting pipe (2), a sampling end (3) and a sampling port (31), characterized in that: The main pipeline (1) is fixedly connected to the connecting pipe (2), the sampling end head (3) is fixedly connected to the connecting pipe (2), a slide groove (4) is provided in the vertical direction of the sampling end head (3), a disc (41) is provided in the horizontal direction of the sampling end head (3), and a sampling device for collecting groundwater is rotatably provided in the sampling port (31); The sampling device comprises a positioning plate (312) fixedly arranged on the inner wall of the sampling port (31), a positioning hole (313) being formed on the positioning plate (312), a connecting shaft (33) being rotatably arranged on the positioning hole (313), a detector being fixedly arranged inside the connecting shaft (33), a sleeve (43) being movably arranged on the outer peripheral surface of the connecting shaft (33), a water dispenser (5) being fixedly arranged on one end of the sleeve (43), a water inlet hole (51) being fixedly arranged on the outer peripheral surface of the water dispenser (5), and a control component for controlling the operation of the water dispenser (5) being provided on the chute (4); The control assembly comprises a disk (41) slidably arranged in the slide groove (4), and a tooth plate (42) is fixedly arranged between the two disks (41). A rotating shaft (34) is rotatably arranged in the sampling end head (3), and a tooth pattern (341) meshing with the tooth plate (42) is fixedly arranged on the outer peripheral surface of the rotating shaft (34). A transmission mechanism for controlling the rotation of the connecting shaft (33) is provided on the rotating shaft (34).

2. A groundwater sampling device for geological disaster monitoring according to claim 1, characterized in that: The transmission mechanism comprises a pulley (35) fixedly arranged on the outer circumference of the rotating shaft (34) and the connecting shaft (33), and the two pulleys (35) are connected via a belt transmission.

3. A groundwater sampling device for geological disaster monitoring according to claim 2, characterized in that: A transmission chamber (32) is provided inside the sampling end head (3), and the two belt pulleys (35) are located in the transmission chamber (32). The depth of the transmission chamber (32) is not less than the thickness of the belt pulleys (35).

4. A groundwater sampling device for geological disaster monitoring according to claim 1, characterized in that: Two mutually parallel brackets (52) are fixedly arranged inside the water extractor (5), and a shaft (53) is rotatably arranged between the two brackets (52). A long plate (54) is fixedly arranged on the shaft (53). The plurality of water inlet holes (51) are evenly distributed on the outer peripheral surface of the water extractor (5), and an adjustment unit for controlling the swing of the long plate (54) is provided on the connecting shaft (33).

5. A groundwater sampling device for geological disaster monitoring according to claim 4, characterized in that: The adjustment unit comprises an arc-shaped groove (331) formed on the outer peripheral surface of the connecting shaft (33), and a clamping block (433) slidably connected to the arc-shaped groove (331) is fixedly provided on the inner wall of the sleeve (43).

6. A groundwater sampling device for geological disaster monitoring according to claim 5, characterized in that: A positioning groove (431) is provided on the outer circumferential surface of the sleeve (43), a limiting plate (36) matching the positioning groove (431) is fixedly provided on the inner wall of the sampling port (31), and the length of the positioning groove (431) is not less than the transverse length of the arc-shaped groove (331).

7. A groundwater sampling device for geological disaster monitoring according to claim 1, characterized in that: A slot (311) is provided inside the sampling port (31), a circular ring (4321) is rotatably arranged on the slot (311), and a plurality of evenly distributed scrapers (4322) are fixedly arranged on the circular ring (4321).

8. A groundwater sampling device for geological disaster monitoring according to claim 7, characterized in that: A small gear (342) is fixedly arranged on the outer circumferential surface of the rotating shaft (34), and a large gear (432) meshing with the small gear (342) is fixedly arranged on the outer circumferential surface of the circular ring (4321), and the thickness of the large gear (432) is not greater than the thickness of the slot (311).

9. A groundwater sampling device for geological disaster monitoring according to claim 7, characterized in that: The scrapers (4322) are arranged at an angle, and each of the scrapers (4322) fits against the outer surface of the water extractor (5).

10. A groundwater sampling device for geological disaster monitoring according to claim 1, characterized in that: The sampling end (3) is arranged in a conical shape with a larger top end and a smaller bottom end.

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