CN112067047A - Hydrology monitoring devices with trigger mechanism - Google Patents
Hydrology monitoring devices with trigger mechanism Download PDFInfo
- Publication number
- CN112067047A CN112067047A CN202010877352.0A CN202010877352A CN112067047A CN 112067047 A CN112067047 A CN 112067047A CN 202010877352 A CN202010877352 A CN 202010877352A CN 112067047 A CN112067047 A CN 112067047A
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- China
- Prior art keywords
- kickboard
- floating
- plate
- hoop
- floating plate
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention provides a hydrological monitoring device with a trigger mechanism, and relates to the technical field of hydrological monitoring. According to the invention, through arranging the installation device, the floating ball filled with nitrogen is placed between the limiting plates and is transversely fixed through the hoop, the hoop is sleeved on the surface of the floating ball, two ends of the hoop are fixed on the floating plate through the bolts, so that the floating ball is fixed through the floating plate and the hoop, the hoop is removed through unscrewing the bolts, the effect of adding the floating ball according to the weight of different equipment is achieved, the buoyancy of the floating plate is increased through adding the floating ball, and the problems that the weight of monitoring devices with different sizes is different when the monitoring devices with different sizes are replaced due to constant buoyancy of the existing floating body, and the monitoring devices are easy to sink due to insufficient buoyancy when the weight of the monitoring devices is larger than the buoyancy are solved.
Description
Technical Field
The invention belongs to the technical field of hydrological monitoring, and particularly relates to a hydrological monitoring device with a trigger mechanism.
Background
The hydrological monitoring system is suitable for hydrological departments to carry out real-time monitoring on hydrological parameters such as rivers, lakes, reservoirs, channels, underground water and the like, and the monitoring content comprises the following steps: water level, flow rate, rainfall (snow), evaporation, silt, slush, water quality, and the like.
The hydrology monitoring device who has trigger mechanism is adopted to the monitoring of water level in the lake now, the speed boat carries the hydrology monitoring device that monitoring personnel will have trigger mechanism and slowly puts into under water then monitors the water level, and lake water level general survey monitoring often need monitor a plurality of monitoring points in the lake, the manual work is put, receive detection equipment inefficiency, often adopt cursory formula monitoring equipment to monitor, because current cursory buoyancy is invariable when leading to changing the monitoring devices of equidimension not because the detection device's of equidimension weight is also different, easy because buoyancy is not enough sinking when monitoring devices's weight is greater than buoyancy.
Disclosure of Invention
The invention aims to solve the problem that the monitoring device in the prior art is easy to sink due to insufficient buoyancy when the weight of the monitoring device is larger than the buoyancy, and provides a hydrological monitoring device with a triggering mechanism.
In order to achieve the purpose, the technical scheme of the invention is as follows: a hydrological monitoring device with a trigger mechanism comprises a floating plate and a mounting device, wherein the upper end of the floating plate is fixedly connected with a mounting frame, the mounting frame is positioned at the central part of the floating plate, the upper end of the mounting frame is fixedly connected with a program controller, the upper end of the program controller is fixedly connected with an antenna, a signal end of the antenna is electrically connected with a signal end of the program controller, the upper end of the floating plate is rotatably connected with a winding roller through the mounting frame, a cable is wound on the surface of the winding roller, one end of the cable is electrically connected with the signal end of the program controller, the surface of the cable penetrates through the upper wall and the lower wall of the floating plate and is slidably connected with the floating plate, one end of the cable, which is far away from the floating plate, is electrically connected with a monitor, the side wall of the floating plate is provided with the mounting device, the mounting device comprises limiting plates, the limiting plates are, the floater is the inside gasbag that is full of nitrogen gas, one side cover that the kickboard was kept away from to the limiting plate has the staple bolt, the floater passes through the staple bolt to be fixed between the limiting plate, the draw-in groove has been seted up on the surface of limiting plate, the limiting plate passes through draw-in groove and staple bolt joint, the surface of floater is equipped with the clamp, the vertical setting of clamp, the both ends of clamp are located the upper and lower both ends of kickboard respectively, the equal fixedly connected with connecting plate in both ends of clamp, two the connecting plate is all through bolt and kickboard fixed connection.
The upper end of the floating plate is fixedly connected with a storage battery, the surface of the upper end of the storage battery is fixedly connected with a driving motor, an output rotating shaft of the driving motor is fixedly connected with a winding roller middle shaft, a power supply output end of the storage battery is electrically connected with a power supply input end of the driving motor, and the driving motor is electrically connected with a program controller.
The surface fixed connection of mounting bracket be connected with the photovoltaic board, the power output electric connection of photovoltaic board has the charger, charger output and battery electric connection, the surface of mounting bracket is equipped with the guard plate for the top of photovoltaic board, the port and the mounting bracket fixed connection of guard plate.
The center department of kickboard vertically seted up the round hole, and the round hole runs through both ends about the kickboard, the inside of round hole is inserted and is equipped with the cable, the cable passes through round hole and kickboard sliding connection.
The bottom of kickboard be equipped with righting device, righting device includes five connecting cylinders, five connecting cylinder evenly distributed is in the bottom of kickboard, the upper end and the kickboard fixed connection of connecting cylinder, the connecting cylinder is kept away from the one end screw thread of kickboard and is inserted and be equipped with the connecting rod, the one end fixedly connected with counterweight ball of kickboard is kept away from to the connecting rod, counterweight ball is the stainless steel ball, five the surface cover of connecting rod has counterweight ring, five the connecting rod evenly inserts in counterweight ring's inside, the surface and the counterweight ring sliding connection of connecting rod.
The bottom end of the counterweight ring is provided with a spring, the spring is sleeved on the surface of the connecting rod, and the spring is positioned between the counterweight ring and the counterweight ball.
Compared with the prior art, the invention has the advantages and positive effects that,
1. according to the invention, through arranging the installation device, the floating ball filled with nitrogen is placed between the limiting plates and is transversely fixed through the hoop, the hoop is sleeved on the surface of the floating ball, two ends of the hoop are fixed on the floating plate through bolts, so that the floating ball is fixed through the floating plate and the hoop, and the buoyancy of the floating plate is increased by additionally arranging the floating ball, so that the problem that the monitoring devices with different sizes are easy to sink due to insufficient buoyancy because the weights of the monitoring devices with different sizes are different when the monitoring devices with different sizes are replaced due to constant buoyancy of the existing floating body is solved.
2. According to the invention, the righting device is arranged, the connecting rod is arranged on the connecting cylinder in a threaded manner, so that the effect of mounting the connecting rod at the bottom end of the floating plate is achieved, the gravity of the floating plate is increased by utilizing the counterweight ball at the bottom end of the connecting rod, the floating plate is prevented from shaking violently on the water surface due to too light weight, the gravity center of the floating plate moves downwards due to the connection of the counterweight ball and the floating plate, the gravity center of the floating plate moves downwards to the position below the water surface by utilizing the gravity center of the floating plate to form a tumbler-shaped structure, so that the phenomenon that the floating plate can be turned over due to the influence of water flow is avoided, when the floating plate shakes along with the water flow, the counterweight ring impacts a.
3. According to the invention, a photovoltaic panel generates current under the irradiation of sunlight, the current supplies power to a storage battery through a charger, the storage battery supplies power to a driving motor, a program controller and a monitor, an antenna receives remote control information and transmits the remote control information to the program controller, the program controller transmits signal processing to the driving motor, the driving motor is controlled by the program controller to rotate so as to drive the winding roller to rotate, so that the winding roller rotates to control the lifting of a cable, the position of the monitor is controlled, the monitor is used for checking the underwater condition and feeding back to the program controller through the cable, and the program controller transmits a feedback signal to the antenna to reflect to a mobile terminal for receiving.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the photovoltaic panel of FIG. 1 with the photovoltaic panel removed according to the present invention;
FIG. 3 is a schematic bottom view of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 1 at A in accordance with the present invention;
fig. 5 is a schematic diagram of the flow of battery power in the present invention.
Illustration of the drawings: 1. a floating plate; 2. a mounting frame; 3. a program controller; 4. an antenna; 5. a sun visor; 6. a photovoltaic panel; 7. a mounting device; 71. clamping a hoop; 72. a floating ball; 73. a connecting plate; 74. a limiting plate; 75. a card slot; 76. hooping; 8. a righting device; 81. a connecting cylinder; 82. a connecting rod; 83. a counterweight ball; 84. a counterweight ring; 85. a spring; 9. a cable; 10. a monitor; 11. a drive motor; 12. winding the roller; 13. and (4) a storage battery.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. 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 application.
In the embodiment, as shown in fig. 1-5, a hydrological monitoring device with a trigger mechanism comprises a floating plate 1 and a mounting device 7, wherein the upper end of the floating plate 1 is fixedly connected with a mounting frame 2, the mounting frame 2 is positioned at the central part of the floating plate 1, the upper end of the mounting frame 2 is fixedly connected with a program controller 3, the upper end of the program controller 3 is fixedly connected with an antenna 4, the signal end of the antenna 4 is electrically connected with the signal end of the program controller 3, the upper end of the floating plate 1 is rotatably connected with a winding roller 12 through the mounting frame 2, a cable 9 is wound on the surface of the winding roller 12, one end of the cable 9 is electrically connected with the signal end of the program controller 3 (the model of a PLC is siemens 6ES7214-1AD23-0XB8), the surface of the cable 9 penetrates through the upper wall and the lower wall of the floating plate 1, the surface of the cable 9 is slidably connected with the floating plate 1, one end of the cable 9 far away from the floating, upper end fixedly connected with battery 13 of kickboard 1, the upper end fixed surface of battery 13 is connected with driving motor 11, driving motor 11's output pivot with around roller 12 axis fixed connection, battery 13 power output end and driving motor 11 power input end electric connection, driving motor 11 and 3 electric connection of program controller, the fixed surface of mounting bracket 2 is connected with photovoltaic board 6, photovoltaic board 6's power output end electric connection has the charger, charger output and battery 13 electric connection, the surface of mounting bracket 2 is equipped with guard plate 5 for photovoltaic board 6's top, the port and the mounting bracket 2 fixed connection of guard plate 5, the vertical round hole of having seted up in center department of kickboard 1, and the round hole runs through kickboard 1 upper and lower both ends, the inside of round hole is inserted and is equipped with cable 9, cable 9 passes through round hole and kickboard 1 sliding connection.
The specific arrangement and function of the mounting means 7 and the righting means 8 will be described in detail below.
As shown in fig. 1 and 4, the installation device 7 includes limiting plate 74, limiting plate 74 evenly distributed is at the lateral wall of kickboard 1, be equipped with the floater 72 between the limiting plate 74, the inside gasbag that is full of nitrogen gas of floater 72 position, one side cover that limiting plate 74 kept away from kickboard 1 has staple bolt 76, the floater 72 passes through staple bolt 76 to be fixed between limiting plate 74, draw-in groove 75 has been seted up on the surface of limiting plate 74, limiting plate 74 passes through draw-in groove 75 and staple bolt 76 joint, the surface of floater 72 is equipped with clamp 71, the vertical setting of clamp 71, the both ends of clamp 71 are located the upper and lower both ends of kickboard 1 respectively, the equal fixedly connected with connecting plate 73 in both ends of clamp 71, two connecting plates 73 are all.
The effect that its whole installation device 7 reached does, through setting up installation device 7, the floater 72 that will be filled with nitrogen gas is put and is transversely fixed floater 72 through staple bolt 76 between the limiting plate 74, overlap clamp 71 on the surface of floater 72, utilize the bolt to fix the both ends of clamp 71 on kickboard 1, thereby fix floater 72 through kickboard 1 and clamp 71, through unscrewing the bolt from dismantling clamp 71, the effect of adding floater 72 according to the weight of different equipment has been reached, increase the buoyancy of kickboard 1 through addding floater 72, thereby avoided because the weight of the monitoring devices of equidimension is different when current float buoyancy invariable leads to changing the monitoring devices of equidimension not because the weight of the monitoring devices of equidimension is also different, when the weight of monitoring devices is greater than buoyancy easily because the problem that the buoyancy is not enough to sink down.
As shown in fig. 2 and 3, the bottom end of the floating plate 1 is provided with the centering device 8, the centering device 8 includes five connecting cylinders 81, the five connecting cylinders 81 are uniformly distributed at the bottom end of the floating plate 1, the upper ends of the connecting cylinders 81 are fixedly connected with the floating plate 1, one ends of the connecting cylinders 81 far away from the floating plate 1 are provided with connecting rods 82 through threads, one ends of the connecting rods 82 far away from the floating plate 1 are fixedly connected with counterweight balls 83, the counterweight balls 83 are stainless steel balls, the surfaces of the five connecting rods 82 are sleeved with counterweight rings 84, the five connecting rods 82 are uniformly inserted into the counterweight rings 84, the surfaces of the connecting rods 82 are slidably connected with the counterweight rings 84, the bottom ends of the counterweight rings 84 are provided with springs 85, the springs 85 are sleeved on the surfaces of the connecting rods 82, and the springs 85 are located between the counterweight rings.
The effect that its whole righting device 8 reached does, through setting up righting device 8, with connecting rod 82 threaded mounting on connecting cylinder 81, thereby reached and installed the effect in kickboard 1 bottom with connecting rod 82, utilize the counter weight ball 83 of connecting rod 82 bottom to increase the gravity of kickboard 1 and avoid kickboard 1 to rock acutely on the surface of water excessively lightly, because counter weight ball 83 connects through connecting rod 82 and kickboard 1 and makes the focus of kickboard 1 move down, utilize the kickboard 1 focus to move down to form tumbler column structure under the surface of water, thereby avoid the phenomenon that kickboard 1 received the rivers influence and can overturn, the kickboard makes counter weight ring 84 slide at connecting rod 82 surface impact spring 85 when rocking along with rivers, thereby reached the effect that reduces kickboard 1 and rock the range through spring 85 buffering.
The integral working principle of the device is that a floating ball 72 filled with nitrogen is placed between limiting plates 74, the floating ball 72 is transversely fixed through an anchor ear 76, a hoop 71 is sleeved on the surface of the floating ball 72, two ends of the hoop 71 are fixed on a floating plate 1 through bolts, the floating ball 72 is fixed through the floating plate 1 and the hoop 71, the hoop 71 is disassembled through unscrewing the bolts, the floating ball 72 can be added according to the weight of different equipment, the buoyancy of the floating plate 1 is increased through additionally arranging the floating ball 72, the problems that when the monitoring equipment with different sizes is replaced due to the constant buoyancy of the existing floating body, the weight of the monitoring equipment is different, when the weight of the monitoring equipment is larger than the buoyancy, the monitoring equipment is easy to sink due to insufficient buoyancy are solved, a connecting rod 82 is arranged on a connecting cylinder 81, and the connecting cylinder 81 is arranged at the bottom end of the floating plate 1, so that the connecting rod 82 is arranged at the bottom end of the floating plate, utilize the counter weight ball 83 of connecting rod 82 bottom to increase the gravity of kickboard 1 and avoid kickboard 1 to cross light acutely rocking on the surface of water, because counter weight ball 83 connects through connecting rod 82 and kickboard 1 and makes the focus of kickboard 1 move down, utilize the kickboard 1 focus to move down to form tumbler column structure under the surface of water, thereby avoid kickboard 1 to receive the phenomenon that the rivers influence can turn over, the kickboard makes counter weight ring 84 slide at connecting rod 82 surface striking spring 85 when rocking along with rivers, thereby reached the effect that reduces kickboard 1 and rock the range through the buffering of spring 85. The photovoltaic panel 6 is irradiated by sunlight to generate current, the current supplies power to the storage battery 13 through the charger, the storage battery 13 supplies power to the driving motor 11, the program controller 3 and the monitor (the model is 10DX-LSX-1), the antenna 4 receives remote control information and transmits the remote control information to the program controller 3, the program controller 3 transmits signal processing to the driving motor 11, the driving motor 11 is controlled to rotate through the program controller 3, so that the driving motor 11 drives the winding roller 12 to rotate, the cable 9 is controlled to ascend and descend through the rotation of the winding roller 12, the position of the monitor 10 is controlled, the monitor 10 is used for checking underwater conditions and feeding the underwater conditions back to the program controller 3 through the cable 9, and the program controller 3 transmits a feedback signal to the antenna 4 to reflect the feedback signal to a.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (6)
1. A hydrological monitoring device with a triggering mechanism, comprising a float plate (1) and a mounting device (7), characterized in that: the upper end fixedly connected with mounting bracket (2) of kickboard (1), mounting bracket (2) are located the central point of kickboard (1), the upper end fixedly connected with program controller (3) of mounting bracket (2), the upper end fixedly connected with antenna (4) of program controller (3), the signal end and the program controller (3) signal end electric connection of antenna (4), the upper end of kickboard (1) is connected with around roller (12) through mounting bracket (2) rotation, it has cable (9) to wind the surface winding of roller (12), the one end and the program controller (3) signal end electric connection of cable (9), cable (9) pass kickboard (1) and electric connection have monitor (10), and the surface and kickboard (1) sliding connection of cable (9), the lateral wall of kickboard (1) is equipped with installation device (7), installation device (7) include limiting plate (74), the limit plates (74) are evenly distributed on the side wall of the floating plate (1), floating balls (72) are arranged between the limit plates (74), the floating ball (72) is an air bag filled with nitrogen, one side of the limit plate (74) far away from the floating plate (1) is sleeved with a hoop (76), the floating ball (72) is fixed between the limiting plates (74) through an anchor ear (76), the surface of the limit plate (74) is provided with a clamping groove (75), the limit plate (74) is clamped with the hoop (76) through the clamping groove (75), the surface of the floating ball (72) is provided with a hoop (71), the hoop (71) is vertically arranged, the two ends of the hoop (71) are respectively positioned at the upper end and the lower end of the floating plate (1), the two ends of the clamp (71) are fixedly connected with connecting plates (73), and the connecting plates (73) are fixedly connected with the floating plate (1) through bolts.
2. A hydrological monitoring device with a trigger mechanism according to claim 1, wherein: the upper end fixedly connected with battery (13) of kickboard (1), the upper end fixed surface of battery (13) is connected with driving motor (11), the output pivot of driving motor (11) with wind roller (12) axis fixed connection, battery (13) power output and driving motor (11) power input electric connection, driving motor (11) and program controller (3) electric connection.
3. A hydrological monitoring device with a trigger mechanism according to claim 1, wherein: the fixed surface of mounting bracket (2) is connected with photovoltaic board (6), the power output end electric connection of photovoltaic board (6) has the charger, charger output and battery (13) electric connection, the surface of mounting bracket (2) is equipped with guard plate (5) for the top of photovoltaic board (6), the port and mounting bracket (2) fixed connection of guard plate (5).
4. A hydrological monitoring device with a trigger mechanism according to claim 3, wherein: the center of the floating plate (1) is vertically provided with a round hole, the round hole penetrates through the upper end and the lower end of the floating plate (1), a cable (9) is inserted into the round hole, and the cable (9) is connected with the floating plate (1) in a sliding mode through the round hole.
5. A hydrological monitoring device with a trigger mechanism according to claim 1, wherein: the bottom of kickboard (1) is equipped with righting device (8), righting device (8) including five connecting cylinder (81), five connecting cylinder (81) evenly distributed is in the bottom of kickboard (1), the upper end and kickboard (1) fixed connection of connecting cylinder (81), connecting rod (82) are inserted to one end screw thread that kickboard (1) was kept away from in connecting cylinder (81), one end fixedly connected with counterweight ball (83) of kickboard (1) are kept away from in connecting rod (82), counterweight ball (83) are the stainless steel ball, five the surface cover of connecting rod (82) has counterweight ring (84), five connecting rod (82) evenly insert the inside of counterweight ring (84), the surface and counterweight ring (84) sliding connection of connecting rod (82).
6. A hydrological monitoring device with a trigger mechanism according to claim 5, wherein: the bottom end of the counterweight ring (84) is provided with a spring (85), the spring (85) is sleeved on the surface of the connecting rod (82), and the spring (85) is positioned between the counterweight ring (84) and the counterweight ball (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877352.0A CN112067047A (en) | 2020-08-27 | 2020-08-27 | Hydrology monitoring devices with trigger mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877352.0A CN112067047A (en) | 2020-08-27 | 2020-08-27 | Hydrology monitoring devices with trigger mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112067047A true CN112067047A (en) | 2020-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010877352.0A Withdrawn CN112067047A (en) | 2020-08-27 | 2020-08-27 | Hydrology monitoring devices with trigger mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN112067047A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112693563A (en) * | 2020-12-15 | 2021-04-23 | 李璐 | Water environment monitoring device |
| CN112854315A (en) * | 2021-01-07 | 2021-05-28 | 刘帅 | Water surface bridge pier column detection device |
| CN112947336A (en) * | 2021-02-08 | 2021-06-11 | 浙江工业职业技术学院 | Light environment monitoring device for municipal landscape construction |
| CN113945256A (en) * | 2021-10-27 | 2022-01-18 | 中电建生态环境设计研究有限公司 | Recoverable water level monitoring device |
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| CN103470430A (en) * | 2013-09-27 | 2013-12-25 | 李进 | Multi-impeller coaxial hydrodynamic generating set |
| CN207585608U (en) * | 2017-12-12 | 2018-07-06 | 朱伊萌 | A kind of Hydrometeorology device |
| CN209745957U (en) * | 2019-03-27 | 2019-12-06 | 福州亿纵电子科技有限公司 | Water quality monitoring device that can store |
| CN111216847A (en) * | 2020-01-31 | 2020-06-02 | 邓新华 | Positioning buoy for ocean monitoring |
| CN211012951U (en) * | 2019-12-23 | 2020-07-14 | 湖北拓界地质环境工程有限公司 | Hydrology many essential elements monitoring devices |
| CN111521217A (en) * | 2020-04-16 | 2020-08-11 | 张秀敏 | Data acquisition device for hydrology and water resource investigation and evaluation |
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| CN103470430A (en) * | 2013-09-27 | 2013-12-25 | 李进 | Multi-impeller coaxial hydrodynamic generating set |
| CN207585608U (en) * | 2017-12-12 | 2018-07-06 | 朱伊萌 | A kind of Hydrometeorology device |
| CN209745957U (en) * | 2019-03-27 | 2019-12-06 | 福州亿纵电子科技有限公司 | Water quality monitoring device that can store |
| CN211012951U (en) * | 2019-12-23 | 2020-07-14 | 湖北拓界地质环境工程有限公司 | Hydrology many essential elements monitoring devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112693563A (en) * | 2020-12-15 | 2021-04-23 | 李璐 | Water environment monitoring device |
| CN112854315A (en) * | 2021-01-07 | 2021-05-28 | 刘帅 | Water surface bridge pier column detection device |
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| CN112947336A (en) * | 2021-02-08 | 2021-06-11 | 浙江工业职业技术学院 | Light environment monitoring device for municipal landscape construction |
| CN113945256A (en) * | 2021-10-27 | 2022-01-18 | 中电建生态环境设计研究有限公司 | Recoverable water level monitoring device |
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Application publication date: 20201211 |