CN215338812U - Coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions - Google Patents
Coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions Download PDFInfo
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- CN215338812U CN215338812U CN202121572826.7U CN202121572826U CN215338812U CN 215338812 U CN215338812 U CN 215338812U CN 202121572826 U CN202121572826 U CN 202121572826U CN 215338812 U CN215338812 U CN 215338812U
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Abstract
The utility model discloses a three-dimensional test water tank for coastal zone underground water capable of realizing multi-boundary conditions, which comprises a water tank sand filling chamber, wherein two sides of the water tank sand filling chamber are respectively provided with a circulating water tank, a gate is arranged between the circulating water tank and the water tank sand filling chamber, the lower part of the gate is provided with a plurality of through holes, hollow pipes communicated with the water tank sand filling chamber are inserted in the through holes, an overflow device is arranged in the circulating water tank, and a motor is connected with the overflow device to control the overflow device to move up and down periodically. The utility model can realize the three-dimensional test of the coastal zone underground water under the multi-boundary condition, and provides a test device for revealing the three-dimensional hydrodynamic process and the solute migration mechanism of the coastal zone under the indoor controllable condition.
Description
Technical Field
The utility model relates to a test water tank, in particular to a coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions.
Background
The indoor water tank test is an important means for underground water mechanics research. Compared with two research modes of field observation and numerical simulation, the water tank sand filling area test has the characteristics of controllable influence factors, higher result reliability and the like, and is convenient for researchers to observe test phenomena and analyze results.
At present, in an indoor water tank sand filling area test for researching coastal zone underground water, a two-dimensional test is mainly involved, and a test for researching the underground water power and the solute migration process of the coastal zone under a three-dimensional condition is almost not available. This is mainly because a significant portion of the coastal zone groundwater problem can be reduced to a two-dimensional problem, with the two-dimensional test length and height being much greater than the width. However, in reality, for example, the existence of wells, tidal ditches and curved river channels has a three-dimensional influence on the groundwater power and solute migration process of the coastal zone, and the existing two-dimensional test device cannot disclose the three-dimensional hydrodynamic power and solute migration mechanism under indoor controllable conditions for multi-boundary conditions.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims to provide a coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions, and solves the problem that the conventional test device cannot realize a multi-boundary condition test.
The technical scheme is as follows: the coastal zone underground water three-dimensional test water tank capable of realizing the multi-boundary conditions comprises a water tank sand filling chamber, wherein circulating water tanks are respectively arranged on two sides of the water tank sand filling chamber, a gate is arranged between the circulating water tanks and the water tank sand filling chamber, a plurality of through holes are formed in the lower portion of the gate, hollow pipes communicated with the water tank sand filling chamber are inserted into the through holes, an overflow device is arranged in the circulating water tanks, and a motor is connected with the overflow device to control the overflow device to vibrate.
Prevent that the sand of basin sand filling room from getting into circulation tank, the basin sand filling room is close to one side of circulation tank and installs the perforated plate, the perforated plate coats and is stamped the porous screen cloth.
Make things convenient for the gate to open and close, circulation tank is close to basin sand-packed room one side and installs the gate slot, the gate slot both sides pass through the adhesive with the perforated plate and bond, the gate slot is provided with the gate mounting groove, gate slidable mounting is in the gate mounting groove.
And a water stop strip is arranged between the gate and the gate mounting groove.
In order to facilitate operation and guarantee the strength of the gate, a handle hole is formed in the top of the gate, and a rib support is arranged on one side, facing the circulating water tank, of the gate.
Conveniently connected with a peristaltic pump to supply water to the water tank sand filling chamber and to connect the hollow pipe with a hose.
And a drain hole is formed in the circulating water tank.
Has the advantages that: the utility model can realize the three-dimensional test of the coastal zone underground water under the multi-boundary condition, and provides a test device for revealing the three-dimensional hydrodynamic process and the solute migration mechanism of the coastal zone under the indoor controllable condition; the door groove device structurally utilizes water pressure to enable the door plate to be pressed against the water stop strip, so that the water stop effect is enhanced, the sand filling area of the water groove is sealed, and the problem of water leakage of the sand filling area of the water groove possibly occurring under a three-dimensional condition is avoided to the greatest extent; the circulating water tank communicated with the water channel sand filling area is matched with a water retaining gate for use, and a constant water head boundary, a variable water head boundary, a constant flow boundary and a variable flow boundary can be realized on the boundary. The researcher can change the boundary conditions according to needs, and the variety of the boundary conditions generated by the device is expanded.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the circulation tank;
FIG. 3 is a schematic view of a gate slot configuration;
fig. 4 is a schematic structural diagram of the connection of the overflow device and the motor.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-4, the three-dimensional test water tank for coastal groundwater capable of realizing multi-boundary conditions comprises a water tank sand filling chamber 4, wherein circulation water tanks 1 are symmetrically arranged on two sides of the water tank sand filling chamber, the side wall of each circulation water tank 1 is open and communicated with the water tank sand filling chamber 4, a perforated plate 15 is arranged on one side of the water tank sand filling chamber 4 close to the circulation water tanks 1, a perforated screen is covered on the perforated plate 15, a door slot 2 is arranged on one side of the circulation water tanks 1 close to the water tank sand filling chamber 4, the door slot 2 is of a U-shaped structure, the upper surface of the bottom end of the U-shaped structure is flush with the bottom surface of the water tank sand filling chamber 4, the inner surface of the side end is flush with the side wall of the water tank sand filling chamber 4, two sides of the door slot are bonded with the perforated plate through an organic glass adhesive, the door slot is provided with a door mounting groove 5, a door is slidably mounted in the door mounting groove 5, and a water stop strip is arranged between the door and the door mounting groove, after the gate 3 is inserted into the gate mounting groove 5, the gate is pressed against the water stop strip 6 under the action of water pressure to play a role of sealing and stopping water, the gate 3 is a rectangular acrylic flat plate, a handle hole 9 is arranged at the top of the gate, a rib support is arranged on one side of the gate 3 facing the circulating water tank 1 to prevent the gate from generating excessive deformation when the water pressure is larger, a plurality of through holes are arranged at the lower part of the gate, a hollow pipe 11 communicated with a water tank sand filling chamber is inserted in each through hole, each hollow pipe 11 is a metal round pipe which can be externally connected with a rubber hose, a seam between each metal round pipe and each through hole is sealed by glass cement, an overflow device is arranged in the circulating water tank, a motor 14 is electrically connected with the overflow device to control the vibration of the overflow device, a drain hole 13 is arranged in the circulating water tank 1, the motor 14 is connected with a metal screw 16, the metal screw 16 is in threaded connection with a slide block 17, and the slide block 17 is connected with the overflow device 12 through a metal connecting rod 18, the motor drives the screw rod to rotate, the screw rod rotates to drive the sliding block to move up and down through the threads, and the sliding block moves up and down to drive the overflow device to move up and down.
When the water level of the water tank on the simulated sea-land boundary changes (such as tide generation and periodic fluctuation of the water level), because the length in the width direction is increased, compared with a two-dimensional water tank, the volume of water entering the water tank from a three-dimensional water tank is larger, and the water level in the water tank is influenced by friction force, a water level difference can be generated on the water level in the water tank, namely delay; in order to reduce the water level difference, the utility model adopts the direct communication between the water tank and the water tank; the water tank sand filling chamber needs to ensure that sand is soaked in water when sand is filled, so a certain water level needs to be kept in the water tank, a gate slot and a gate are arranged on two sides, the water tank can be sealed after the gate is closed, water pressure can press the gate against the gate slot after water is added into the water tank, a water stop strip is compressed, and water leakage is prevented.
When the device is used, the gate 3 is inserted into the gate mounting groove 5 of the gate slot 2 before a test, the metal round pipe is sleeved with the rubber hose, and the end part of the rubber hose is lifted to a height higher than the top of the water tank sand filling chamber 4; next, a proper amount of water is added into the water tank sand filling area 1, the water retaining gate 3 is pressed against the water stop strip 6 under the action of water pressure to seal the water tank sand filling area to prevent leakage, and at the moment, clean and saturated sand can be filled into the water tank sand filling area 4. During testing, if a constant head boundary is needed, the water retaining gate 3 is drawn out through the handle hole 9, so that the water tank sand filling chamber 4 is communicated with the circulating water tank 1; if the water level boundary needs to fluctuate, the overflow device is driven to vibrate up and down through the servo motor; if a fixed flow boundary and a variable flow boundary are needed, the state that the water retaining gate 3 is inserted into the gate slot 2 is kept, the rubber hose connected with the metal circular tube is connected into the peristaltic pump, and water is supplied to the water slot sand filling area 4.
Claims (7)
1. The three-dimensional test water tank for the coastal zone underground water capable of realizing the multi-boundary conditions is characterized by comprising a water tank sand filling chamber (4), wherein circulating water tanks (1) are respectively arranged on two sides of the water tank sand filling chamber (4), a gate (3) is arranged between each circulating water tank (1) and the corresponding water tank sand filling chamber (4), a plurality of through holes are formed in the lower portion of each gate (3), hollow pipes (11) communicated with the water tank sand filling chambers are inserted into the through holes, an overflow device (12) is arranged in each circulating water tank (1), and a motor is connected with the overflow device to control the overflow device to move up and down periodically.
2. The coastal zone groundwater three-dimensional test tank capable of realizing multi-boundary conditions according to claim 1, wherein a perforated plate (15) is installed on one side of the tank sand-filling chamber (4) close to the circulation tank (1), and the perforated plate (15) is covered with a perforated screen.
3. The coastal zone groundwater three-dimensional test tank capable of realizing multi-boundary conditions according to claim 2, wherein the circulation water tank (1) is provided with a gate groove (2) near one side of a tank sand-filling chamber (4), both sides of the gate groove (2) are bonded with a perforated plate (15) through an adhesive, the gate groove (2) is provided with a gate installation groove (5), and the gate (3) is slidably installed in the gate installation groove (5).
4. The coastal zone groundwater three-dimensional test tank capable of realizing multi-boundary conditions according to claim 3, wherein a water stop strip (6) is arranged between the gate (3) and the gate installation groove (5).
5. The coastal zone groundwater three-dimensional test tank capable of realizing multi-boundary conditions according to claim 1, wherein the gate is provided with a handle hole (9) at the top and a rib support is provided at the side of the gate (3) facing the circulation tank (1).
6. The coastal zone groundwater three-dimensional test tank capable of realizing multi-boundary conditions according to claim 1, wherein the hollow pipe (11) is connected with a hose.
7. The coastal zone groundwater three-dimensional test tank as claimed in claim 1, wherein the circulation tank (1) is provided with a drain hole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121572826.7U CN215338812U (en) | 2021-07-12 | 2021-07-12 | Coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121572826.7U CN215338812U (en) | 2021-07-12 | 2021-07-12 | Coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions |
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| Publication Number | Publication Date |
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| CN215338812U true CN215338812U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121572826.7U Active CN215338812U (en) | 2021-07-12 | 2021-07-12 | Coastal zone underground water three-dimensional test water tank capable of realizing multi-boundary conditions |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115143931A (en) * | 2022-05-25 | 2022-10-04 | 水利部交通运输部国家能源局南京水利科学研究院 | In-situ monitoring device and method based on tidal trench micro-landform evolution |
-
2021
- 2021-07-12 CN CN202121572826.7U patent/CN215338812U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115143931A (en) * | 2022-05-25 | 2022-10-04 | 水利部交通运输部国家能源局南京水利科学研究院 | In-situ monitoring device and method based on tidal trench micro-landform evolution |
| CN115143931B (en) * | 2022-05-25 | 2023-10-27 | 水利部交通运输部国家能源局南京水利科学研究院 | In-situ monitoring device and method based on tidal channel micro-relief evolution |
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| GR01 | Patent grant | ||
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Effective date of registration: 20230707 Address after: Room 201-2, 2nd Floor, Building D, Vitality Business Plaza, 185 Jumao Street, Yuanhe Street, Xiangcheng District, Suzhou City, Jiangsu Province, 215000 Patentee after: Jiangsu Haiyi Environmental Technology Co.,Ltd. Address before: Xikang Road, Gulou District of Nanjing city of Jiangsu Province, No. 1 210024 Patentee before: HOHAI University |
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