CN220650173U - Sampling device for collecting soil leachate in layering manner - Google Patents
Sampling device for collecting soil leachate in layering manner Download PDFInfo
- Publication number
- CN220650173U CN220650173U CN202322209751.1U CN202322209751U CN220650173U CN 220650173 U CN220650173 U CN 220650173U CN 202322209751 U CN202322209751 U CN 202322209751U CN 220650173 U CN220650173 U CN 220650173U
- Authority
- CN
- China
- Prior art keywords
- sampling device
- collection
- collecting pipe
- soil
- storage part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002689 soil Substances 0.000 title claims abstract description 34
- 238000005070 sampling Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 3
- 230000008595 infiltration Effects 0.000 description 11
- 238000001764 infiltration Methods 0.000 description 11
- 239000003673 groundwater Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001863 plant nutrition Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling device for collecting soil leachate in a layered manner, which comprises a collecting pipe with an opening at the upper end, wherein the collecting pipe is uniformly divided into a plurality of sector areas along a central shaft, the adjacent sector areas are separated by a partition plate in a sealing way, each sector area is provided with a liquid storage part, each liquid storage part is arranged in the collecting pipe in a layered manner, a plurality of groups of water passing holes for collecting the leachate are arranged on the side wall of the collecting pipe at a fixed height above each liquid storage part, a filter screen is arranged at the water passing holes, each liquid storage part is provided with a hose communicated with the outside of the collecting pipe, and one end of the hose outside the collecting pipe is provided with a water absorbing device. The utility model solves the problems that the operation of a percolate sampling device in the prior art is inconvenient and the soil percolates with different depths can not be collected simultaneously.
Description
Technical Field
The utility model relates to the technical field of soil environment monitoring, in particular to a sampling device for collecting soil leachate in a layering manner.
Background
The soil infiltration solution is an important research object in the fields of farmland water conservancy, soil science, plant nutrition and environmental science research, the farmland groundwater level in the high-water area is high, and the accurate acquisition of soil infiltration solution samples with different depths has very important significance for in-situ monitoring and research on the soil solution quality.
Most of the existing soil percolate collectors are manual pressing devices, but due to the fact that the amount of percolate contained in soil is small, the pressing and collecting mode is time-consuming and labor-consuming. In addition, the common collection mode is to pre-embed the percolating pipe, the liquid in the soil is filtered by a circle of clay around the percolating pipe and then naturally permeates into the percolating pipe, and then the liquid collected in the percolating pipe is pumped by a water pump. However, when the soil infiltration solutions at different depths are collected in the mode, a plurality of infiltration pipes with different depths are required to be buried near the same sampling point, so that the workload and the cost are increased. Furthermore, in practice, there may be differences in the infiltration performance of the infiltration pipes at different depths due to clogging problems of the infiltration pipes, resulting in insufficient accuracy and lack of representativeness of the collected soil infiltration solution.
Disclosure of Invention
The utility model aims to: the utility model aims to provide a sampling device for collecting soil percolate in a layered manner, which can effectively collect the soil percolate at different depths.
The technical scheme is as follows: in order to achieve the above purpose, the sampling device for collecting soil leachate in a layered manner comprises a collecting pipe with an opening at the upper end, wherein the collecting pipe is uniformly divided into a plurality of sector areas along a central shaft, the adjacent sector areas are sealed and separated by a partition plate, each sector area is provided with a liquid storage part, each liquid storage part is arranged in the collecting pipe in a layered manner, a plurality of groups of water holes for collecting the leachate are arranged on the side wall of the collecting pipe at a fixed height above each liquid storage part, a filter screen is arranged at the water holes, each liquid storage part is provided with a hose communicated with the outside of the collecting pipe, and one end of the hose outside the collecting pipe is provided with a water absorbing device.
Each liquid storage part is spirally layered along the central axis in the collecting pipe.
The liquid storage part in each sector area is sealed and separated from the space below the liquid storage part.
The number of water holes, the diameter of a single water hole and the distance between adjacent water holes on the collecting pipe at the positions of all the fan-shaped areas are the same, so that the influence on the liquid flow rate entering the liquid storage part of each fan-shaped area due to different water hole settings is avoided, and the reliability of a sample is ensured.
The upper end of the collecting pipe is provided with a sealing cover which is provided with a through hole for penetrating the hose.
And a sealant is coated between the through hole and the hose to prevent ground water flow and sundries from entering the hose.
A filter tip is arranged between the hose and the water absorbing device.
The water absorbing device is a vacuum bottle or a portable water pump.
The beneficial effects are that: the utility model has the following advantages: 1. the device can collect percolates with different soil depths at the same sampling point, is convenient to operate, reduces sampling errors caused by soil space heterogeneity, and improves the reliability of samples; 2. the device is provided with the filter screen and the filter tip, carries out multiple filtration on percolate, prevents fixed particles from blocking the device, and improves the collection efficiency of the device.
Drawings
FIG. 1 is a schematic diagram of the structure of the device;
fig. 2 is a schematic view of a single sector area structure.
In the figure:
a collecting pipe 1, a liquid storage part 2, a hose 3, a water absorbing device 4 and a sealing cover 5.
Detailed Description
The technical scheme of the present utility model will be described in detail with reference to the following examples and the accompanying drawings.
As shown in FIG. 1, the sampling device for collecting soil percolate in a layered manner comprises a collecting pipe 1 with an opening at the upper end, wherein the collecting pipe 1 is made of a PVC plastic pipe with the diameter of 200mm and the length of 130cm. The collecting pipe 1 is evenly divided into 6 sector areas along a central shaft, adjacent sector areas are separated by a partition plate in a sealing mode, each sector area is provided with a liquid storage part 2, and the liquid storage part 2 in each sector area is separated from the space below the liquid storage part 2 in a sealing mode. The vertical distance between the bottom of each liquid storage part 2 and the opening of the upper end of the collecting pipe 1 is as follows: 30cm, 50cm, 70cm, 90cm, 110cm, 130cm.
As shown in fig. 2, a plurality of groups of water holes for collecting percolate are arranged on the side wall of the collecting pipe 1 at a position 10-20cm away from the upper part of the bottom of each liquid storage part 2, a filter screen is arranged at the water holes, the number of the water holes, the diameter of a single water hole and the distance between adjacent water holes on the collecting pipe 1 at each fan-shaped area are the same, the influence on the flow rate of liquid entering each liquid storage part 2 in each fan-shaped area due to different water holes is avoided, and the reliability of a sample is ensured. The collected samples are soil percolate at depths of 0-10cm, 20-30cm, 40-50cm, 60-70cm, 80-90cm and 100-110cm below the ground surface respectively. The sampling depth can be adjusted according to actual conditions and the height of the liquid storage part and the water hole above the liquid storage part.
Each liquid storage part 2 is provided with a hose 3 communicated with the outside of the collecting pipe 1, and one end of the hose 3 outside the collecting pipe 1 is provided with a water absorbing device 4. A filter tip is arranged between the hose 3 and the water absorbing device 4, and the water absorbing device 4 is a vacuum bottle or a portable water pump.
The upper end of the collecting pipe 1 is also provided with a sealing cover 5, the sealing cover 5 is provided with a through hole for penetrating the hose 3, and sealing glue is coated between the through hole and the hose 3 so as to prevent ground water flow and sundries from entering the pipe.
Working principle: the device is pre-buried in sampling point department, and the opening part of collection pipe 1 is higher than ground 10cm to place for a period of time, make the infiltration liquid of different degree of depth get into the portion 2 of holding through the water hole in each fan-shaped region, when the infiltration liquid of each portion 2 of holding needs to be gathered, utilize the suction pump to pass through the hose extraction, perhaps with vacuum bottle and hose connection, the infiltration liquid is automatic gets into the vacuum bottle under the effect of atmospheric pressure and is taken as the sample in. Through the analysis of a plurality of groups of samples, on one hand, the nutrient content and the pollutant concentration in the soil can be estimated, and on the other hand, the water content of the soil with different depths can be known, so that data support is provided for the soil science research. The device can collect the penetrating fluid of the soil with different depths of the sampling points simultaneously, and meanwhile, a filter screen is arranged at the water passing hole and a filter tip is arranged at the port of the hose, so that the fixed particle blocking device is prevented, the efficiency of sample collection is influenced, and the reliability of the sample is improved.
Claims (8)
1. Sampling device of soil filtration liquid is gathered to layering, its characterized in that: including upper end open-ended collection pipe (1), collection pipe (1) are evenly cut apart into a plurality of fan-shaped regions along the center pin, separate through the baffle is sealed between the adjacent fan-shaped region, each fan-shaped region all is equipped with holds liquid portion (2), each holds liquid portion (2) and sets up in collection pipe (1) layering, be equipped with the multiunit on the collection pipe (1) lateral wall of each fixed altitude department in holding liquid portion (2) top and be used for collecting the water hole of filtration liquid, water hole department is equipped with the filter screen, each holds liquid portion (2) all be equipped with one with collection pipe (1) outside communicating hose (3), hose (3) are equipped with water absorbing device (4) in the outside one end of collection pipe (1).
2. The sampling device for stratified collection of soil leachate according to claim 1, wherein: each liquid storage part (2) is spirally layered along the central axis in the collecting pipe (1).
3. The sampling device for stratified collection of soil leachate according to claim 1, wherein: the liquid storage part (2) in each sector area is sealed and separated from the space below the liquid storage part (2).
4. The sampling device for stratified collection of soil leachate according to claim 1, wherein: the number of water holes, the diameter of a single water hole and the distance between adjacent water holes on the collecting pipe (1) at each sector area are the same.
5. The sampling device for stratified collection of soil leachate according to claim 1, wherein: the upper end of the collecting pipe (1) is provided with a sealing cover (5), and the sealing cover (5) is provided with a through hole for penetrating the hose (3).
6. The sampling device for stratified collection of soil leachate of claim 5, wherein: and sealant is coated between the through hole and the hose (3).
7. The sampling device for stratified collection of soil leachate according to claim 1, wherein: a filter tip is arranged between the hose (3) and the water absorbing device (4).
8. The sampling device for stratified collection of soil leachate according to claim 1, wherein: the water absorbing device (4) is a vacuum bottle or a portable water pump.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322209751.1U CN220650173U (en) | 2023-08-17 | 2023-08-17 | Sampling device for collecting soil leachate in layering manner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322209751.1U CN220650173U (en) | 2023-08-17 | 2023-08-17 | Sampling device for collecting soil leachate in layering manner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220650173U true CN220650173U (en) | 2024-03-22 |
Family
ID=90264097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322209751.1U Active CN220650173U (en) | 2023-08-17 | 2023-08-17 | Sampling device for collecting soil leachate in layering manner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220650173U (en) |
-
2023
- 2023-08-17 CN CN202322209751.1U patent/CN220650173U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101246094B (en) | Gravity flow type farmland underground leaching liquor collecting device | |
CN101261201B (en) | Natural state soil leachate collecting method | |
CN206114355U (en) | Underground water sampling device | |
CN100468014C (en) | Precipitation runoff measuring device and method thereof | |
CN102243146A (en) | Multi-layer water storage type columnar soil leakage water collector | |
CN101949783A (en) | Farmland in-situ soil leaching solution collector and using method thereof | |
CN102608291A (en) | Simulated large-field soil and solute transporting system | |
CN107356725A (en) | Plug-in type original position soil leaching solution collection device | |
CN202049071U (en) | Seepage soil water collector | |
CN107014645A (en) | A kind of soil eluviation thing sleeve pipe collection system based under the conditions of in-situ monitoring | |
CN202648987U (en) | Collecting device for suspended solids in water | |
CN207051285U (en) | Plug-in type original position soil leaching solution collection device | |
CN220650173U (en) | Sampling device for collecting soil leachate in layering manner | |
CN201548424U (en) | Soil solution percolating and filtering pipe | |
CN212001378U (en) | Outdoor rainwater collecting device | |
CN112051383A (en) | Simulation experiment device for migration and transformation of pollutants in underground water level fluctuation zone | |
CN210108775U (en) | Novel groundwater collector | |
CN209307244U (en) | A kind of solid-liquid separating equipment using biogas slurry production organic fertilizer | |
CN207894661U (en) | A kind of rice field leaching liquor original position collection device | |
CN204043954U (en) | A kind of run in depth gathering-device | |
CN213422676U (en) | Soil on-site sampling device | |
CN220039939U (en) | Special surface leachate sample collection device for agricultural land | |
CN210108792U (en) | Automatic forest surface runoff collection device | |
CN218271537U (en) | Soil gravity water depthkeeping sampling device | |
CN220690583U (en) | In-situ collecting device for soil percolate |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |