CN110542585A - Standing type wetland soil water collecting and monitoring device and application method - Google Patents
Standing type wetland soil water collecting and monitoring device and application method Download PDFInfo
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- CN110542585A CN110542585A CN201910749756.9A CN201910749756A CN110542585A CN 110542585 A CN110542585 A CN 110542585A CN 201910749756 A CN201910749756 A CN 201910749756A CN 110542585 A CN110542585 A CN 110542585A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 179
- 239000002689 soil Substances 0.000 title claims abstract description 56
- 238000012806 monitoring device Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 66
- 238000003860 storage Methods 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 239000012466 permeate Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004177 carbon cycle Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000000126 substance 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a placed wetland soil water sampling monitoring device and an application method thereof, wherein the device comprises a cap, a water-resisting pipe, a water collecting pipe, a water storage pipe and a bottom pipe, wherein the cap is detachably connected with the water-resisting pipe; the device is simple, and can meet two monitoring requirements of water level and water quality; monitoring at different frequencies can be realized, the requirement of on-line continuous dynamic monitoring can be met, and the monitoring precision is greatly improved.
Description
Technical Field
The invention relates to the field of ecosystem monitoring, in particular to a placed wetland soil water collecting and monitoring device.
background
The wetland is a unique ecosystem formed by the interaction of water and land on the earth, and a natural complex formed by the coupling action of water, soil and biological elements is an important ecosystem with multiple functions. The formation and development of water in the wetland are the most critical elements, the hydrologic situation restricts various physical, chemical and biological processes of the wetland, and the water quality of the wetland seriously influences the exertion of various functions of the wetland. The unique water-related characteristics endow the wetland with special physicochemical properties different from other ecosystems, and play a decisive control role on the wetland ecosystem, such as the influence of groundwater level change on the carbon cycle of peat. Wetland hydrology and water quality monitoring and research have great significance in wetland protection, management, functional performance, biodiversity protection and other aspects. In view of the importance of the wetland, wetland hydrology and water environment monitoring become important contents in wetland protection, management and scientific research, and wetland soil water is an important component of wetland water resources and an important influence link of the water environment, and is an important component of wetland water monitoring.
In field monitoring, the most important thing is that the device is simple, be convenient for observe, however collection, the monitoring about wetland soil water at present, adopt the interim sampling of low frequency and large-scale monitoring well more, but the artificial disturbance of interim sampling monitoring influences greatly, and large-scale monitoring well is with big costs, the monitoring coverage density is little, and the demand of the simultaneous independent sampling monitoring of multi-level soil water is difficult to satisfy to these two kinds of schemes simultaneously. Therefore, a monitoring device and a monitoring method which can realize in-situ water level and water quality combined monitoring, are multi-level, simple, efficient and low in cost are urgently needed.
disclosure of Invention
the invention aims to provide a placed wetland soil water collection monitoring device and an application method thereof, which are used for solving the problems in the prior art and can realize a high-efficiency, simple and in-situ water level and water quality combined monitoring method.
in order to achieve the purpose, the invention provides the following scheme: the invention provides a placed wetland soil water collection monitoring device which comprises a cap, a water-resisting pipe, a water collecting pipe, a water storage pipe and a bottom pipe, wherein the cap is detachably connected with the water-resisting pipe, the monitoring device is detachably connected with the water-resisting pipe, the water collecting pipe, the water storage pipe and the bottom pipe from top to bottom in sequence, two clamping grooves are formed in the top end of the water-resisting pipe, hanging hooks are clamped on the clamping grooves, vent holes are formed in the upper portion of the water-resisting pipe, and a plurality of layers of water collecting grooves are formed in the water collecting pipe.
Preferably, each layer of the water collecting grooves of the water collecting pipes are arranged in parallel, the distance between the upper layer and the lower layer is 5mm, and the width of each layer of the water collecting groove gap is 0.5 mm.
Preferably, each layer of water collecting tank of the water collecting pipe is divided into 3 sections, the included angle of the width of each section of water collecting tank is 90 degrees, and the included angle of the distance between two adjacent sections of water collecting tanks is 30 degrees.
preferably, the monitoring device is made of polytetrafluoroethylene materials.
Preferably, a sealing ring is arranged in the cap.
An application method of a placed wetland soil water collection monitoring device comprises the following steps:
selecting wetland soil to be monitored, preparing a plurality of riser pipes and water collecting pipes according to the monitored depth, and sequentially assembling the riser pipes, the water collecting pipes, the water storage pipes and the bottom pipes;
Step two, drilling a drill hole for installing the device by using an earth drill with the same outer diameter as the monitoring device, wherein the depth of the drill hole is set according to the monitoring scheme;
Vertically inserting or driving a monitoring device into the ground along a drill hole according to the designed depth, compacting a gap of a contact part of the monitoring pipe of the marine riser and the ground surface by using a mixture of gravel and sand, removing water which is disturbed in the pipe by installation in the drill hole and is not soil water in a natural state through a water collecting tank of the water collecting pipe at the moment, clamping a hanging hook at a clamping groove of the marine riser by using an extraction and removal device, then hanging and fixing a probe on the hanging hook, and capping the marine riser;
Step four, during water level monitoring, the water collecting pipe, the water storage pipe and the bottom pipe of the device are partially arranged under the ground surface, the wetland soil water permeates into the monitoring device through the water collecting tank, the cap is opened according to monitoring frequency to measure the height of the water surface, and a wireless water level monitoring probe can also be suspended under the cap to continuously obtain the height change data of the water surface;
step five, during water quality monitoring, opening the device according to the monitoring frequency, extracting and removing the water body in the device, standing for 10 minutes, and then continuously extracting and cleaning the water storage pipe; and standing for 30 minutes, extracting the fresh soil water of the specific monitoring soil layer infiltrated through the water collecting pipe, bringing the fresh soil water back to the room for analysis, or taking the fresh soil water back to the room in cooperation with a water level monitoring result, uncovering the cap, suspending and fixing the water quality online monitoring probe on the suspension hook, and continuously and dynamically monitoring the water quality change rule of the soil water of the specific soil layer in a certain period.
the invention discloses the following technical effects: the invention meets the monitoring requirements of different soil levels by combining different lengths and depths of the collecting pipes; the device is simple, can realize two monitoring requirements of water level and water quality by combining the water collecting pipes with different numbers, has wide application range and is convenient for field monitoring; the device can realize monitoring at different frequencies, can also meet the requirement of on-line continuous dynamic monitoring, and greatly improves the monitoring precision; the device can be used for accurate comparison and analysis of the same depth among all monitoring points under the unified combination setting; the device is made of polytetrafluoroethylene materials, has strong corrosion resistance, low requirements on processing technology, simplicity, portability and low cost, and is suitable for large-scale monitoring and long-term positioning monitoring.
drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of the assembly structure of a water quality monitoring device according to the present invention;
FIG. 2 is a schematic view of the assembly structure of the water level monitoring device of the present invention;
FIG. 3 is a schematic view of the dispensing structure of the present invention;
FIG. 4 is an enlarged schematic view A of the sump of the present invention;
FIG. 5 is an enlarged schematic view B of the sump of the present invention;
Wherein, 1 is the cap, 2 is the draw-in groove, 3 is the hanging hook, 4 is the air vent, 5 is the riser, 6 is the collector pipe, 7 is the retaining pipe, 8 is the bottom tube, 9 is the water catch bowl, 10 is the mixture of gravel, sand.
Detailed Description
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
in order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
referring to fig. 2-5, the invention provides a placed wetland soil water collection monitoring device, which comprises a cap 1, a riser 5, a water collecting pipe 6 and a bottom pipe 8, wherein the cap 1 is detachably connected with the riser 5, the monitoring device is sequentially detachably connected with the riser 5, the water collecting pipe 6 and the bottom pipe 8 from top to bottom, two clamping grooves 2 are formed in the top end of the riser 5, a hanging hook 3 is clamped in the clamping grooves 2, a probe is hung on the hanging hook 3 and is suspended to a position close to the bottom pipe 8, a vent hole 4 is formed in the upper portion of the riser 5 and is used for balancing internal and external pressure, and a plurality of layers of water collecting grooves 9 are formed in the water collecting pipe 6 and are used for uniformly collecting water in wetland soil.
Furthermore, each layer of the water collecting grooves of the water collecting pipes are arranged in parallel, the distance between the upper layer and the lower layer is 5mm, and the width of the gap of each layer of the water collecting grooves is 0.5 mm.
Furthermore, each layer of water collecting tank of the water collecting pipe is divided into 3 sections, the included angle of the width of each section of water collecting tank is 90 degrees, and the included angle of the distance between two adjacent sections of water collecting tanks is 30 degrees.
Furthermore, the monitoring device is made of polytetrafluoroethylene materials, and has the advantages of strong corrosion resistance, low processing technology requirement, simplicity, portability, low cost and wide application range.
Furthermore, a sealing ring is arranged in the cap 1, so that external sundries are prevented from entering the monitoring device and polluting a water body.
an application method of a water level monitoring device of a placed wetland soil water collection monitoring device comprises the following steps:
The method comprises the steps of firstly, selecting wetland soil to be monitored, preparing a section of a marine riser 5 and a plurality of sections of water collecting pipes 6 according to the depth of the monitored soil body, and sequentially assembling the marine riser 5, the water collecting pipes 6 and a bottom pipe 8.
Step two, drilling a drill hole for installing the device by using an earth drill with the same outer diameter as the monitoring device, wherein the drilling depth is set according to the monitoring scheme;
Vertically inserting or driving a monitoring device into a drill hole according to the designed depth, compacting a gap of a contact part of the monitoring pipe and the ground surface of the marine riser 5 by a mixture 10 of gravel and sand, removing a water body disturbed by installation in the drill hole through a water collecting groove 9 of a water collecting pipe 6, clamping a hanging hook 3 at a clamping groove 2 of the marine riser 5, then hanging and fixing a probe on the hanging hook 3, covering a cap 1 on the marine riser 5, removing interference of impurities such as rainfall, leaves and the like caused by water and wind, and ensuring that the whole monitoring process is in a natural state;
Step four, during water level monitoring, the water collecting pipe 6 and the bottom pipe 8 of the device are partially arranged under the ground surface, wetland soil water permeates into the monitoring device through the water collecting tank 9, the cap 1 is opened according to monitoring frequency to measure the water surface height, a wireless water level monitoring probe can also be suspended under the cap 1, the water level monitoring probe is taken out after being suspended for a period of time, and the data of the water surface height change can be continuously obtained by reading the data of a memory card in the probe.
example two
Referring to fig. 1 and 3-5, the invention provides a placed wetland soil water collection monitoring device, which comprises a cap 1, a water-resisting pipe 5, a water collecting pipe 6, a water storage pipe 7 and a bottom pipe 8, wherein the cap 1 is detachably connected with the water-resisting pipe 5, the monitoring device is detachably connected with the water-resisting pipe 5, the water collecting pipe 6, the water storage pipe 7 and the bottom pipe 8 from top to bottom in sequence, two clamping grooves 2 are formed in the top end of the water-resisting pipe 5, a hanging hook 3 is clamped in each clamping groove 2, a probe is hung on each hanging hook 3 and suspended to a position close to the bottom pipe 8, a vent hole 4 is formed in the upper portion of the water-resisting pipe 5, each vent hole 4 is used for balancing internal and external pressure, and a plurality of layers of water collecting grooves 9 are formed in the water-resisting pipe 6.
Furthermore, each layer of the water collecting grooves of the water collecting pipes are arranged in parallel, the distance between the upper layer and the lower layer is 5mm, and the width of the gap of each layer of the water collecting grooves is 0.5 mm.
Furthermore, each layer of water collecting tank of the water collecting pipe is divided into 3 sections, the included angle of the width of each section of water collecting tank is 90 degrees, and the included angle of the distance between two adjacent sections of water collecting tanks is 30 degrees.
Furthermore, the monitoring device is made of polytetrafluoroethylene materials, and has the advantages of strong corrosion resistance, low processing technology requirement, simplicity, portability, low cost and wide application range.
furthermore, a sealing ring is arranged in the cap 1, so that external sundries are prevented from entering the monitoring device and polluting a water body.
An application method of a water quality monitoring device of a placed wetland soil water collection monitoring device comprises the following steps:
Selecting wetland soil to be monitored, combining a plurality of sections of water-resisting pipes 5 and a section of water-collecting pipe 6 according to the depth of the monitored soil body, setting the depth range of the water-collecting pipe 6 to be consistent with the depth of the soil layer to be monitored, and sequentially assembling the water-resisting pipes 5, the water-collecting pipes 6, the water storage pipes 7 and the bottom pipe 8;
Step two, drilling a drill hole for installing the device by using an earth drill with the same outer diameter as the monitoring device, wherein the drilling depth is set according to the monitoring scheme;
Vertically inserting or driving a monitoring device into a drill hole according to the designed depth, compacting a gap of a contact part of the monitoring pipe and the ground surface by gravel and sand 10 in a marine riser 5, removing a water body disturbed by installation by using an extraction and removal device, clamping a suspension hook 3 at a clamping groove 2 of the marine riser 5, then hanging and fixing a probe on the suspension hook 3, covering a cap 1 on the marine riser 5, removing impurities such as rainfall, wind and the like caused by the rainfall and the wind, and ensuring that the whole monitoring process is in a natural state, wherein the water infiltrated into the marine riser through a water collecting groove 9 of a water collecting pipe 6 is not soil water in a natural state;
step four, during water quality monitoring, collecting soil water of a soil layer with a certain depth according to monitoring requirements, opening the device according to monitoring frequency, extracting and removing water in the device, standing for 10 minutes, and then continuously extracting and cleaning the water storage pipe 7; and standing for 30 minutes, extracting the fresh soil water of the specific monitoring soil layer infiltrated through the water collecting pipe 6, bringing the fresh soil water back to the room for analysis, or taking the fresh soil water back to the room in cooperation with a water level monitoring result, uncovering the cap 1, suspending and fixing the water quality online monitoring probe on the suspension hook, and continuously and dynamically monitoring the water quality change rule of the soil water of the specific soil layer within a certain period of time.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. The utility model provides a place formula wetland soil water collection monitoring devices which characterized in that: including cap, riser, collector pipe, water storage pipe, bottom tube, the cap can be dismantled with the riser and be connected, and monitoring devices can dismantle connection riser, collector pipe, water storage pipe, bottom tube by last to lower in proper order, two draw-in grooves have been seted up on the top of riser, the joint has the hook that hangs on the draw-in groove, the air vent has been seted up on the upper portion of riser, be equipped with a plurality of layers of water catch bowl on the collector pipe.
2. The placed wetland soil water collection and monitoring device according to claim 1, characterized in that: the water collecting grooves of the water collecting pipes are arranged in parallel, the distance between the upper layer and the lower layer is 5mm, and the width of the gap of each layer of water collecting groove is 0.5 mm.
3. the placed wetland soil water collection and monitoring device according to claim 1, characterized in that: each layer of water collecting grooves of the water collecting pipe is divided into 3 sections, the width included angle of each section of water collecting groove is 90 degrees, and the distance included angle between two adjacent sections of water collecting grooves is 30 degrees.
4. The placed wetland soil water collection and monitoring device according to claim 1, characterized in that: the monitoring device is made of polytetrafluoroethylene materials.
5. the placed wetland soil water collection and monitoring device according to claim 1, characterized in that: and a sealing ring is arranged in the cap.
6. The application method of the placed wetland soil water collection and monitoring device according to claims 1 to 5, characterized by comprising the following steps:
Selecting wetland soil to be monitored, preparing a plurality of riser pipes and water collecting pipes according to the monitored depth, and sequentially assembling the riser pipes, the water collecting pipes, the water storage pipes and the bottom pipes;
Step two, drilling a drill hole for installing the device by using an earth drill with the same outer diameter as the monitoring device, wherein the depth of the drill hole is set according to the monitoring scheme;
Vertically inserting or driving a monitoring device into the ground along a drill hole according to the designed depth, compacting a gap of a contact part of the monitoring pipe of the marine riser and the ground surface by using a mixture of gravel and sand, removing water which is disturbed in the pipe by installation in the drill hole and is not soil water in a natural state through a water collecting tank of the water collecting pipe at the moment, clamping a hanging hook at a clamping groove of the marine riser by using an extraction and removal device, then hanging and fixing a probe on the hanging hook, and capping the marine riser;
step four, during water level monitoring, the combined part of the water collecting pipe, the water storage pipe and the bottom pipe of the device is arranged under the ground surface, the wetland soil water permeates into the monitoring device through the water collecting tank, the cap is opened according to the monitoring frequency to measure the height of the water surface, and a wireless water level monitoring probe can also be suspended under the cap to continuously obtain the height change data of the water surface;
Step five, during water quality monitoring, opening the device according to the monitoring frequency, extracting and removing the water body in the device, standing for 10 minutes, and then continuously extracting and cleaning the water storage pipe; and standing for 30 minutes, extracting the fresh soil water of the specific monitoring soil layer infiltrated through the water collecting pipe, bringing the fresh soil water back to the room for analysis, or taking the fresh soil water back to the room in cooperation with a water level monitoring result, uncovering the cap, suspending and fixing the water quality online monitoring probe on the suspension hook, and continuously and dynamically monitoring the water quality change rule of the soil water of the specific soil layer in a certain period.
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| CN201910749756.9A CN110542585A (en) | 2019-08-14 | 2019-08-14 | Standing type wetland soil water collecting and monitoring device and application method |
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| CN201910749756.9A CN110542585A (en) | 2019-08-14 | 2019-08-14 | Standing type wetland soil water collecting and monitoring device and application method |
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Cited By (3)
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| CN111896700A (en) * | 2020-07-03 | 2020-11-06 | 马潇涵 | Wisdom urban water environment monitoring system |
| CN112462024A (en) * | 2020-12-16 | 2021-03-09 | 上海海事大学 | Water quality monitoring device |
| CN113197068A (en) * | 2021-03-20 | 2021-08-03 | 农业农村部环境保护科研监测所 | Method for controlling underground leaching loss of nitrogen and phosphorus nutrients in vegetable field |
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