CN219641332U - Underground water layered sampling device - Google Patents
Underground water layered sampling device Download PDFInfo
- Publication number
- CN219641332U CN219641332U CN202320568881.1U CN202320568881U CN219641332U CN 219641332 U CN219641332 U CN 219641332U CN 202320568881 U CN202320568881 U CN 202320568881U CN 219641332 U CN219641332 U CN 219641332U
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- pipe
- water
- water collecting
- fixedly connected
- sampling device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 125
- 238000005070 sampling Methods 0.000 title claims abstract description 58
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000003673 groundwater Substances 0.000 claims description 37
- 230000008595 infiltration Effects 0.000 claims description 6
- 238000001764 infiltration Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 210000003437 trachea Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
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- 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
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an underground water layered sampling device, and relates to the field of underground water detection technology. The water collecting device comprises a sampling tube, wherein the sampling tube is divided into a plurality of water collecting tubes along the length direction of the sampling tube, a conical head is arranged on the water collecting tube at the bottom of the sampling tube, a circle of water seepage holes are formed in the water collecting tubes, a guide rod is fixedly connected to the conical head, a sliding seat is arranged on the guide rod in a sliding manner, a driving assembly for controlling the sliding of the sampling tube on the guide rod is arranged on the sliding seat, an inner cylinder is fixedly connected to the sliding seat, a circle of outer cylinder is fixedly connected to the outer cylinder, the inner cylinder and the outer cylinder enclose a water collecting cavity, a plurality of through holes are formed in the outer cylinder, and water retaining assemblies for sealing the inner wall of the water collecting tube are arranged at the upper end and the lower end of the outer cylinder. The utility model can accurately collect the underground water in different soil layers, and is beneficial to improving the accuracy of water sample monitoring data.
Description
Technical Field
The utility model relates to the field of groundwater detection technology, in particular to an underground water layered sampling device.
Background
The groundwater sampling technology is an important link of groundwater monitoring, and due to the fact that groundwater layers are different in structure, layering can occur in groundwater, indexes and composition components of water in different soil layers are different, and sampling detection is needed to be conducted on different water layers when groundwater is detected.
In general, an operator drills a plurality of sampling holes at designated locations, and the depths of the sampling holes are different, so that the water samples are detected by collecting groundwater in the sampling holes according to different water layers. In this way, when collecting the groundwater in the deeper soil layer, the groundwater of upper strata also can flow into in the sampling hole downwards, leads to the groundwater of different water layers to take place to mix, and then leads to the condition of water sample monitoring data distortion easily.
Disclosure of Invention
In order to accurately collect groundwater in different soil layers and improve accuracy of water sample monitoring data, the utility model provides an underground water layer sampling device.
The utility model provides a groundwater layered sampling device which adopts the following technical scheme:
the utility model provides an underground water layer sampling device, includes the sampling pipe, the sampling pipe divide into a plurality of collector pipes along self length direction, the sampling pipe bottom be provided with the conical head on the collector pipe, the round infiltration hole has been seted up on the collector pipe, fixedly connected with guide arm on the conical head, it is provided with the slide to slide on the guide arm, be provided with the drive assembly who is used for controlling self to slide on above-mentioned guide arm on the slide, fixedly connected with inner tube on the slide, the outer fixedly connected with round urceolus of inner tube, just the inner tube with the urceolus encloses into the water collecting chamber, a plurality of through-holes have been seted up on the urceolus, both ends all are provided with the manger plate subassembly that is used for with above-mentioned collector pipe inner wall is sealed about the urceolus.
Through adopting above-mentioned technical scheme, the operator drills the sampling hole in appointed soil position, insert the sampling downthehole with the sampling, different collector pipes correspond different groundwater layer, then the operator passes through drive assembly with the collector pipe position that the chamber of catchmenting corresponds to appointed water layer, it is tight sealed to support the upper and lower both ends of urceolus and collector pipe inner wall through the manger plate subassembly, make the groundwater that corresponds the collector pipe position enter into the collector pipe by the infiltration hole, enter into the chamber of catchmenting again by the through-hole, accomplish the collection of groundwater sample, drive the chamber through drive the actuating assembly and reciprocate, so as to take out the groundwater that the chamber was collected in the catchmenting, the operator collects the groundwater of different collector pipe corresponding positions through this mode, realize the effect of groundwater layer sampling. Through the mode, the underground water in different soil layers is accurately collected, and the accuracy of water sample monitoring data is improved.
Optionally, an annular internal thread cylinder is fixedly connected with one end of the water collecting pipe, and an external thread cylinder matched with the internal thread cylinder is arranged at the other end of the water collecting pipe.
Through adopting above-mentioned technical scheme, divide into a plurality of collector pipes with the sampling pipe, and can dismantle the connection between two adjacent collector pipes to the length of operator control sampling pipe also makes things convenient for the operator to dismantle and change the collector pipe of damage in addition.
Optionally, the external diameter of the water collecting pipe is larger than the maximum diameter of the external thread cylinder, an annular groove is formed in one end, close to the external thread cylinder, of the water collecting pipe, and a sealing ring is sleeved in the annular groove.
Through adopting above-mentioned technical scheme, set up the inner wall that the sealing ring supported tight sampling hole, reduce the condition that the groundwater of different water layers led to each other to influence testing result.
Optionally, the manger plate subassembly includes fixed connection in gasbag on the urceolus, the intercommunication is provided with the trachea on the gasbag, the trachea other end is connected with first air pump.
Through adopting above-mentioned technical scheme, after the operator descends the water collecting cavity to the collector tube that corresponds, the operator starts first air pump and inflates in to the gasbag for the gasbag inflation, and then support the inner wall that corresponds the collector tube, make the water collecting cavity and correspond the infiltration hole direct intercommunication on the collector tube, so that collect the groundwater of different water layers.
Optionally, a water pumping pipe communicated with the water collecting cavity is fixedly connected to the inner barrel, and extends to the bottom of the water collecting cavity.
Through adopting above-mentioned technical scheme, the operator passes through the water pump and connects the drinking-water pipe, draws the groundwater that collects in the chamber that catchments out to the operator acquires the groundwater that collects in the chamber that catchments.
Optionally, the drive assembly includes fixed connection in rack on the guide arm, it is connected with the gear to rotate on the slide, the gear with rack intermeshing, be provided with on the slide and be used for driving gear pivoted driving motor.
By adopting the technical scheme, an operator starts the driving motor to drive the gear to rotate, and the gear and the rack are meshed with each other, so that the sliding seat moves along the guide rod to drive the water collecting cavity to lift.
Optionally, the inner cylinder is connected with a negative pressure pipe, and one end of the negative pressure pipe extending out of the sampling pipe is connected with a second air pump.
Through adopting above-mentioned technical scheme, when the water collecting cavity is located corresponding collector pipe, the gasbag inflation and with collector pipe inner wall butt for the cavity is direct with the infiltration hole intercommunication of corresponding collector pipe. The operator starts the second air pump to pump air to the water collection cavity, so that the existing negative pressure in the water collection cavity is realized, and then groundwater is easier to enter the water collection cavity, and the time required by the groundwater to enter the water collection cavity is reduced.
Optionally, the sealing ring is formed by processing an expansion water stop strip.
Through adopting above-mentioned technical scheme, the sealing ring is formed through inflation sealing strip processing for the sealing ring meets the water inflation in soil, and supports the inner wall of tight sampling hole, reduces the groundwater of different water layers and follows the condition of sampling pipe outer wall circulation.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the water collecting cavities are moved into different water collecting pipes, and then the water collecting cavities are abutted against the inner walls of the corresponding water collecting pipes through the air bags, so that the water collecting cavities are directly communicated with water seepage holes of the corresponding water collecting pipes, underground water in a designated water layer is collected after the water collecting cavities are used for a year, the mixing condition of underground water in different water layers is reduced, and the accuracy of water sample monitoring data is improved;
2. the two adjacent water collecting pipes are detachably connected, so that an operator can control the length of the sampling pipe.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Fig. 2 is an exploded view of an embodiment of the present utility model for embodying an external thread cylinder and an internal thread cylinder.
Fig. 3 is a cross-sectional view of an embodiment of the present utility model for embodying a slider.
Fig. 4 is a schematic diagram of a structure for embodying a driving assembly according to an embodiment of the present utility model.
Fig. 5 is an enlarged schematic view of the portion a in fig. 3.
Reference numerals illustrate: 1. a sampling tube; 11. a water collecting pipe; 12. an external thread cylinder; 13. an internal thread cylinder; 15. a seal ring; 16. water seepage holes; 2. a conical head; 21. a guide rod; 22. a slide; 23. a drive assembly; 24. a gear; 25. a rack; 26. a driving motor; 3. an inner cylinder; 31. an outer cylinder; 32. an air bag; 33. an air pipe; 34. a negative pressure pipe; 35. a water pumping pipe; 36. a through hole; 37. a water collecting cavity; 38. and a water blocking component.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-5.
The embodiment of the utility model discloses an underground water layered sampling device. As shown in fig. 1 and 2, the underground water layered sampling device comprises a sampling tube 1, the sampling tube 1 comprises a plurality of water collecting tubes 11, one end of each water collecting tube 11 is fixedly connected with an external thread cylinder 12 in a coaxial manner, the other end of each water collecting tube 11 is fixedly connected with an internal thread cylinder 13 which is matched with the external thread cylinder 12 in a coaxial manner, and the internal thread cylinders 13 of the water collecting tubes 11 are all positioned at the upper ends of the external thread cylinders 12. The inner diameter of the external thread cylinder 12 is smaller than the inner diameter of the water collecting pipe 11, the maximum outer diameter of the external thread cylinder 12 is smaller than the outer diameter of the water collecting pipe 11, and the outer diameter of the external thread cylinder 12 is the same as the outer diameter of the water collecting pipe 11. The water collecting pipe 11 is close to one end of the external thread cylinder 12 and is provided with a ring groove, the inner diameter of the ring groove is the same as the maximum outer diameter of the external thread cylinder 12, a sealing ring 15 is sleeved in the ring groove, and the sealing ring 15 is formed by processing a water-swelling water stop ring and is used for propping against the wall of a sampling hole. The outer peripheral wall of each water collecting pipe 11 is provided with a circle of water seepage holes 16 for infiltration of underground water.
As shown in fig. 3 and 4, the bottom end of the water collecting pipe 11 at the lowest end of the sampling pipe 1 is provided with a conical head 2, and the conical head 2 is in threaded connection with the external thread cylinder 12 corresponding to the lower end of the water collecting pipe 11. The conical head 2 is internally and fixedly connected with a guide rod 21 in a coaxial way, a sliding seat 22 is sleeved on the guide rod 21 in a sliding way, and a driving component 23 for controlling the sliding of the conical head on the guide rod 21 is arranged on the sliding seat 22. The driving assembly 23 comprises a rack 25 fixedly connected to the guide rod 21, the rack 25 is parallel to the guide rod 21, a gear 24 is rotatably connected to the sliding seat 22, and the gear 24 is meshed with the rack 25. The slide 22 is fixedly connected with a driving motor 26, the driving motor 26 is a waterproof motor and is provided with a brake, and an output shaft of the driving motor 26 is fixedly connected with the gear 24 in the same axial center. The operator starts the driving motor 26 to drive the gear 24 to rotate, and under the meshing action of the gear 24 and the rack 25, the sliding seat 22 is driven to slide on the guide rod 21.
As shown in fig. 4 and 5, the slide 22 is fixedly connected with an inner cylinder 3, the inner cylinder 3 and the sampling tube 1 are coaxially arranged, the cross section of the inner cylinder 3 is , and the opening of the inner cylinder 3 is outwards arranged. The inner cylinder 3 is fixed with a circle of outer cylinder 31 at the opening position, the outer cylinder 31 and the inner cylinder 3 enclose a circular water collecting cavity 37, and a plurality of through holes 36 for communicating with the water collecting cavity 37 are formed in the outer cylinder 31. The upper and lower both ends of urceolus 31 are all fixedly connected with manger plate subassembly 38, manger plate subassembly 38 includes the gasbag 32 of fixed connection on the urceolus 31 outer wall, and the gasbag 32 that is located the urceolus 31 upper and lower both ends communicate each other, and through-hole 36 are located between two gasbags 32, and the intercommunication is provided with trachea 33 on the gasbag 32 that is located the upper end, and the one end that trachea 33 was kept away from gasbag 32 stretches out sampling tube 1 to communicate first air pump (not shown).
The inner cylinder 3 is provided with a negative pressure pipe 34 and a water suction pipe 35 which are communicated with the water collecting cavity 37, wherein the water suction pipe 35 penetrates into the water collecting cavity 37 and extends to the bottom of the water collecting cavity 37. The negative pressure pipe 34 and the water suction pipe 35 extend upwards from the end of the water collecting cavity 37, the end of the negative pressure pipe 34 extending out of the sampling pipe 1 is connected with a second air pump (not shown), and the end of the water suction pipe 35 extending out of the sampling pipe 1 is connected with a water pump (not shown).
The implementation principle of the embodiment of the utility model is as follows: in the process of sampling different groundwater layers, an operator starts the driving motor 26 to drive the sliding seat 22 to slide in the sampling tube 1, so that the water collecting cavity 37 moves into the water collecting tube 11 corresponding to the designated water layer, and each water seepage hole 16 on the water collecting tube 11 is positioned between two air bags 32. The operator controls the expansion of the two air bags 32 by starting the first air pump, so that the air bags 32 are abutted against the inner walls of the corresponding water collecting pipes 11, and at the moment, the inner walls of the water collecting pipes 11, the air bags 32 and the outer cylinder 31 enclose a water inlet channel, so that the water collecting cavity 37 is directly communicated with the water seepage holes 16 of the corresponding water collecting pipes 11. The fixing of the position of the water collecting chamber 37 is completed.
The operator starts the second air pump to pump air in the water collecting cavity 37 first, negative pressure is ready, so that groundwater in the corresponding water layer enters the water collecting cavity 37 faster under the action of the negative pressure, and finally, the operator starts the water pump to pump out and collect the groundwater collected in the water collecting cavity 37. Through the mode, operators collect groundwater of different water layers, and then the effect of groundwater layer sampling is achieved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. An underground water stratified sampling device, characterized in that: including sampling pipe (1), sampling pipe (1) divide into a plurality of collector pipes (11) along self length direction, sampling pipe (1) bottom be provided with conical head (2) on collector pipe (11), round infiltration hole (16) have been seted up on collector pipe (11), fixedly connected with guide arm (21) on conical head (2), it is provided with slide (22) to slide on guide arm (21), be provided with on slide (22) and be used for controlling self drive assembly (23) that slides on above-mentioned guide arm (21), fixedly connected with inner tube (3) on slide (22), outer fixedly connected with round urceolus (31) of inner tube (3), just inner tube (3) with urceolus (31) enclose into water collection chamber (37), a plurality of through-holes (36) have been seted up on urceolus (31), both ends all are provided with be used for with above-mentioned collector pipe (11) inner wall sealed manger plate subassembly (38).
2. A groundwater layered sampling device according to claim 1 wherein: one end of the water collecting pipe (11) is fixedly connected with an annular internal thread cylinder (13), and the other end of the water collecting pipe (11) is provided with an external thread cylinder (12) matched with the internal thread cylinder (13).
3. A groundwater layered sampling device according to claim 2, wherein: the external diameter of the water collecting pipe (11) is larger than the maximum diameter of the external thread cylinder (12), an annular groove is formed in one end, close to the external thread cylinder (12), of the water collecting pipe (11), and a sealing ring (15) is sleeved in the annular groove.
4. A groundwater layered sampling device according to claim 1 wherein: the water retaining assembly (38) comprises an air bag (32) fixedly connected to the outer barrel (31), an air pipe (33) is communicated with the air bag (32), and a first air pump is connected to the other end of the air pipe (33).
5. A groundwater layered sampling device according to claim 1 wherein: the inner cylinder (3) is fixedly connected with a water pumping pipe (35) which is communicated with the water collecting cavity (37), and the water pumping pipe (35) extends to the bottom of the water collecting cavity (37).
6. A groundwater layered sampling device according to claim 1 wherein: the driving assembly (23) comprises a rack (25) fixedly connected to the guide rod (21), a gear (24) is rotatably connected to the sliding seat (22), the gear (24) is meshed with the rack (25), and a driving motor (26) for driving the gear (24) to rotate is arranged on the sliding seat (22).
7. A groundwater layered sampling device according to claim 1 wherein: the inner cylinder (3) is connected with a negative pressure pipe (34), and one end of the negative pressure pipe (34) extending out of the sampling pipe (1) is connected with a second air pump.
8. A groundwater layered sampling device according to claim 1 wherein: comprises a sealing ring (15) which is formed by processing an expansion water stop strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320568881.1U CN219641332U (en) | 2023-03-21 | 2023-03-21 | Underground water layered sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320568881.1U CN219641332U (en) | 2023-03-21 | 2023-03-21 | Underground water layered sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN219641332U true CN219641332U (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320568881.1U Active CN219641332U (en) | 2023-03-21 | 2023-03-21 | Underground water layered sampling device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129273A (en) * | 2023-10-24 | 2023-11-28 | 扬州市疾病预防控制中心 | Sewage passive sampling device and sampling method thereof |
| CN117491086A (en) * | 2023-10-27 | 2024-02-02 | 中国电建集团西北勘测设计研究院有限公司 | Groundwater sampling device and sampling method for water environment treatment |
-
2023
- 2023-03-21 CN CN202320568881.1U patent/CN219641332U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129273A (en) * | 2023-10-24 | 2023-11-28 | 扬州市疾病预防控制中心 | Sewage passive sampling device and sampling method thereof |
| CN117129273B (en) * | 2023-10-24 | 2024-03-01 | 扬州市疾病预防控制中心 | Sewage passive sampling device and sampling method thereof |
| CN117491086A (en) * | 2023-10-27 | 2024-02-02 | 中国电建集团西北勘测设计研究院有限公司 | Groundwater sampling device and sampling method for water environment treatment |
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