CN216116265U

CN216116265U - Water level measuring device for reservoir management of hydraulic engineering

Info

Publication number: CN216116265U
Application number: CN202122465582.9U
Authority: CN
Inventors: 程相瑾; 郑文府
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-22
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a water level measuring device for reservoir management of hydraulic engineering, which comprises a base, wherein the surface of the base is connected with a bearing column, the upper part of the bearing column is connected with a bearing plate, the bottom surface of the bearing plate is connected with a generator, the upper surface of the bearing plate is provided with a horizontal rotating platform, the surface of the rotating platform is provided with a rotating plate, and the surface of the rotating plate is provided with a photovoltaic panel assembly; a sealing box is arranged in the middle of the bearing column, a driving shaft is rotatably connected in the sealing box, an impeller is connected to the outer side of the driving shaft, and a second transmission assembly is arranged on the outer side of the upper portion of the driving shaft; the top end of the driving shaft is connected with a first transmission assembly, and the output end of the first transmission assembly is connected with a wiping plate. Has the advantages that: the solar energy and the kinetic energy of water can be utilized for double charging, the positive output of self-supply power supply of the device is ensured, and the device can normally run under different conditions; the water level detection device can be arranged at the center of the reservoir, and can directly detect the water level of the center of the reservoir accurately.

Description

Water level measuring device for reservoir management of hydraulic engineering

Technical Field

The utility model relates to the technical field of water level measurement, in particular to a water level measuring device for reservoir management of hydraulic engineering.

Background

Reservoirs, generally interpreted as "water conservancy structures that store and hold floods and regulate water flow, can be utilized for irrigation, power generation, flood control and fish farming. "it refers to an artificial lake formed by building a barrage at the throat of a mountain ditch or river. The water level measurement is an important guarantee for reservoir safety, and particularly when rainwater is more, the accuracy of water level detection directly influences the reservoir safety. However, most of the existing reservoir water level measuring devices are distributed at the edge of a reservoir, so that the center water level of the reservoir cannot be directly measured, and the accuracy of water level measurement is not ideal; meanwhile, the water level measuring device cannot realize self-supply power supply, and cannot be used due to power supply interruption easily in special weather, so that the use effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a water level measuring device for reservoir management of hydraulic engineering, so as to solve the problems that the existing water level measuring devices of the reservoir in the prior art are mostly distributed at the edge of the reservoir, the central water level of the reservoir cannot be directly measured, and the accuracy of water level measurement is not ideal; meanwhile, the water level measuring device cannot realize self-supply power supply, cannot be used due to power supply interruption easily in special weather, and has the technical problems of unsatisfactory use effect and the like. The optimal technical scheme in the technical schemes provided by the utility model can carry out double charging by utilizing the kinetic energy of solar energy and water, so that the positive output of self-supply power supply of the device is ensured, and the device can normally run under different conditions; the water level detection device can perform self-sufficient power supply, so that the water level detection device can be arranged in the center of a reservoir, can directly perform water level detection on the center of the reservoir, and is accurate in detection; the angle adjustment of the rotating plate can be realized, so that the photovoltaic panel component is always aligned to the sun, and the solar power generation effect is ensured; the automatic cleaning of the surface of the photovoltaic panel assembly can be realized, dust is prevented from being accumulated on the surface of the photovoltaic panel assembly, the technical effects of ensuring the power generation effect of the photovoltaic panel assembly and the like are ensured, and the details are explained below.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a water level measuring device for reservoir management of hydraulic engineering, which comprises a base, wherein the surface of the base is connected with a bearing column, the upper part of the bearing column is connected with a bearing plate, the bottom surface of the bearing plate is connected with a sealing box and a generator, a controller, a wireless communicator and a storage battery are arranged in the sealing box, the wireless communicator and the storage battery are electrically connected with the controller, and the generator is electrically connected with the storage battery; the outer side of the bearing column is connected with a radar liquid level meter through a bearing frame, and the radar liquid level meter is electrically connected with the controller;

the upper surface of the bearing plate is provided with a horizontal rotating platform, the surface of the rotating platform is provided with a rotating plate and an inclination angle adjusting assembly for adjusting the inclination angle of the rotating plate in the vertical direction, the surface of the rotating plate is provided with a photovoltaic plate assembly, the photovoltaic plate assembly is electrically connected with the storage battery, and the surface of the rotating plate is provided with a light intensity sensor electrically connected with the controller;

a sealing box is arranged in the middle of the bearing column, a driving shaft is rotatably connected in the sealing box, an impeller is connected to the outer side of the driving shaft, and a water inlet pipe and a water outlet pipe are connected to the outer side of the sealing box and used for pushing the impeller to rotate by water from the inside of the sealing box; the driving shaft penetrates through the bearing column upwards, and a second transmission assembly is arranged on the outer side of the upper part of the driving shaft and used for driving the generator to generate electricity; the top end of the driving shaft is connected with a first transmission assembly, the output end of the first transmission assembly penetrates through the rotating plate and the photovoltaic panel assembly and is connected with a wiping plate, and the first transmission assembly is driven by the first transmission assembly to rotate to wipe the surface of the photovoltaic panel assembly.

When the water level measuring device for reservoir management of hydraulic engineering is adopted, water flowing in a reservoir enters the sealing box through the water inlet pipe and flows out of the water outlet pipe so as to push the impeller to rotate, the driving shaft rotates along with the impeller, the generator is driven to rotate through the second transmission assembly, and the generator generates electricity and is stored in the storage battery to generate electricity; the controller controls the rotating table and the inclination angle adjusting assembly to work, the rotating table is used for adjusting the horizontal angle of the rotating plate, the inclination angle of the rotating plate is adjusted through the inclination angle adjusting assembly, the photovoltaic panel assembly is always aligned to the sun to perform solar power generation, and the photovoltaic panel assembly is stored through the storage battery; the device can carry out double charging by utilizing the kinetic energy of solar energy and water, ensures the positive yield of self-sufficient power supply of the device, can normally run under different conditions, can carry out self-sufficient power supply, can be arranged at the center of the reservoir, can directly carry out water level detection on the center of the reservoir, and has accurate detection; the cleaning plate is driven by the driving shaft and the first transmission assembly to rotate on the surface of the photovoltaic panel assembly, the cleaning plate automatically cleans the surface of the photovoltaic panel assembly, dust is prevented from being attached to and accumulated on the surface of the photovoltaic panel assembly, and the power generation effect of the photovoltaic panel assembly is guaranteed.

Preferably, the first transmission assembly comprises a transmission shaft, the transmission shaft is rotatably installed in the center of the surface of the rotating plate, a universal coupling is connected between the bottom end of the transmission shaft and the driving shaft, and the upper end of the transmission shaft penetrates through the surface of the photovoltaic panel assembly and is connected with the cleaning plate.

Preferably, the upper end of the driving shaft is connected with a fixed plate, the surface of the fixed plate is provided with an elastic part, and the bottom end of the elastic part is connected with the cleaning plate and used for pressing the cleaning plate downwards to enable the cleaning plate to be in full contact with the surface of the photovoltaic panel assembly;

wherein, the elastic component is provided with two groups.

Preferably, the fixed plate surface runs through and is provided with the guiding hole, the elastic component includes the slide bar, slide according to slidable mounting in inside the guiding hole, the slide bar bottom with clean the board and be connected, the slide bar upper end is connected with the roof, the slide bar is located the roof with outside cover between the fixed plate is equipped with the extension spring, the both ends of extension spring respectively with the roof with the fixed plate is connected.

Preferably, the second transmission assembly includes a driving gear and a driven gear, the driving gear is mounted on the outer side of the driving shaft, the driven gear is mounted at the shaft end of the generator, and the driven gear is meshed with the driving gear.

Preferably, the rotating platform comprises a fixed cylinder, the fixed cylinder is connected to the upper surface of the bearing plate, the driving shaft is located inside the fixed cylinder, a rotating ring is rotatably connected to the outer side of the fixed cylinder, a gear ring is connected to the outer side of the fixed cylinder, a rotating motor is connected to the surface of the rotating ring, a driving gear is connected to the output end of the rotating motor, the driving gear is meshed with the gear ring, and the rotating motor is electrically connected with the controller.

Preferably, the inclination angle adjusting assembly comprises two bearing vertical plates, the rotating plate is rotatably installed between the two bearing vertical plates through a rotating shaft, an angle adjusting motor for driving the rotating plate to rotate is arranged on the outer side of each bearing vertical plate, and the angle adjusting motor is electrically connected with the controller.

Preferably, the water inlet pipe with the outlet pipe all with the excircle of seal box is tangent, just the water inlet pipe with the outlet pipe is "L" style of calligraphy structure distribution.

Preferably, the water inlet end of the water inlet pipe is of a horn-shaped structure.

Has the advantages that: 1. the solar energy and the kinetic energy of water can be utilized for double charging, the positive output of self-supply power supply of the device is ensured, and the device can normally run under different conditions;

2. the water level detection device can perform self-sufficient power supply, so that the water level detection device can be arranged in the center of a reservoir, can directly perform water level detection on the center of the reservoir, and is accurate in detection;

3. the angle adjustment of the rotating plate can be realized, so that the photovoltaic panel component is always aligned to the sun, and the solar power generation effect is ensured;

4. the automatic cleaning of the surface of the photovoltaic panel assembly can be realized, dust is prevented from being accumulated on the surface of the photovoltaic panel assembly, and the power generation effect of the photovoltaic panel assembly is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a schematic view of the turntable;

FIG. 4 is a schematic view of the structure of the elastic member;

fig. 5 is a top sectional view of the sealing box.

The reference numerals are explained below:

1. a base; 2. a load bearing column; 3. a sealing box; 4. a carrier; 5. a radar level gauge; 6. a rotating table; 601. a rotating ring; 602. a ring gear; 603. a drive gear; 604. a rotating electric machine; 605. a fixed cylinder; 7. a tilt angle adjustment assembly; 701. a bearing vertical plate; 702. an angle adjusting motor; 8. a rotating plate; 801. a light intensity sensor; 9. a photovoltaic panel assembly; 10. wiping the board; 11. a carrier plate; 12. a generator; 13. a sealing box; 14. a storage battery; 15. a controller; 16. a wireless communicator; 17. a first transmission assembly; 1701. a universal coupling; 1702. a drive shaft; 18. a second transmission assembly; 1801. a driven gear; 1802. a driving gear; 19. a drive shaft; 20. an impeller; 21. a fixing plate; 2101. a guide hole; 22. an elastic member; 2201. a top plate; 2202. a tension spring; 2203. a slide bar; 23. a water inlet pipe; 24. and (5) discharging a water pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-5, the utility model provides a water level measuring device for reservoir management of hydraulic engineering, which comprises a base 1, wherein the surface of the base 1 is connected with a bearing column 2, the upper part of the bearing column 2 is connected with a bearing plate 11, the bottom surface of the bearing plate 11 is connected with a sealing box 13 and a generator 12, a controller 15, a wireless communicator 16 and a storage battery 14 are arranged in the sealing box 13, the wireless communicator 16 and the storage battery 14 are both electrically connected with the controller 15, and the generator 12 is electrically connected with the storage battery 14; the outer side of the bearing column 2 is connected with a radar liquid level meter 5 through a bearing frame 4, and the radar liquid level meter 5 is electrically connected with a controller 15;

a horizontal rotating platform 6 is arranged on the upper surface of the bearing plate 11, a rotating plate 8 and an inclination angle adjusting assembly 7 for adjusting the inclination angle of the rotating plate 8 in the vertical direction are arranged on the surface of the rotating platform 6, a photovoltaic plate assembly 9 is arranged on the surface of the rotating plate 8, the photovoltaic plate assembly 9 is electrically connected with a storage battery 14, and a light intensity sensor 801 electrically connected with a controller 15 is arranged on the surface of the rotating plate 8;

the middle part of the bearing column 2 is provided with a sealing box 3, the inside of the sealing box 3 is rotatably connected with a driving shaft 19, the outer side of the driving shaft 19 is connected with an impeller 20, and the outer side of the sealing box 3 is connected with a water inlet pipe 23 and a water outlet pipe 24 for driving water to rotate through pushing the impeller 20 from the inside of the sealing box 3; a driving shaft 19 penetrates through the bearing column 2 upwards, and a second transmission assembly 18 is arranged on the outer side of the upper part of the driving shaft 19 and used for driving the generator 12 to generate electricity; the top end of the driving shaft 19 is connected with a first transmission assembly 17, the output end of the first transmission assembly 17 penetrates through the rotating plate 8 and the photovoltaic panel assembly 9 and is connected with a cleaning plate 10, and the first transmission assembly 17 is driven to rotate to clean the surface of the photovoltaic panel assembly 9.

As an alternative embodiment, the first transmission assembly 17 includes a transmission shaft 1702, the transmission shaft 1702 is rotatably mounted at the center of the surface of the rotating plate 8, a universal coupling 1701 is connected between the bottom end of the transmission shaft 1702 and the driving shaft 19, the upper end of the transmission shaft 1702 penetrates through the surface of the photovoltaic panel assembly 9 and is connected with the wiping plate 10, so that the transmission shaft 1702 rotates along with the driving shaft 19 through the universal coupling 1701, and the transmission shaft 1702 drives the wiping plate 10 to rotate, so that the wiping plate 10 wipes the surface of the photovoltaic panel assembly 9.

The upper end of the driving shaft 19 is connected with a fixed plate 21, the surface of the fixed plate 21 is provided with an elastic part 22, the bottom end of the elastic part 22 is connected with the cleaning plate 10 and used for pressing the cleaning plate 10 downwards to enable the cleaning plate 10 to be fully contacted with the surface of the photovoltaic plate assembly 9, and thus the elastic force of the elastic part 22 is utilized to enable the cleaning plate 10 to be fully contacted with the photovoltaic plate assembly 9 all the time, and the cleaning effect of the cleaning plate 10 on the photovoltaic plate assembly 9 is ensured;

wherein, the elastic pieces 22 are arranged in two groups, so that the wiping plate 10 can be stressed uniformly, and the wiping plate 10 is ensured to be in full contact with the surface of the photovoltaic panel assembly 9.

The fixed plate 21 is provided with a guide hole 2101 in a penetrating manner, the elastic element 22 comprises a sliding rod 2203, the sliding rod is slidably mounted in the guide hole 2101, the bottom end of the sliding rod 2203 is connected with the cleaning plate 10, the upper end of the sliding rod 2203 is connected with a top plate 2201, a tension spring 2202 is sleeved on the outer side of the sliding rod 2203 between the top plate 2201 and the fixed plate 21, and two ends of the tension spring 2202 are respectively connected with the top plate 2201 and the fixed plate 21.

The second transmission assembly 18 comprises a driving gear 1802 and a driven gear 1801, wherein the driving gear 1802 is installed on the outer side of the driving shaft 19, the driven gear 1801 is installed at the shaft end of the generator 12, the driven gear 1801 is meshed with the driving gear 1802, and the driven gear 1801 and the driving gear 1802 are arranged to be in meshing transmission, so that the driving shaft 19 drives the generator 12 to work to generate electricity.

The rotating platform 6 comprises a fixed cylinder 605, the fixed cylinder 605 is connected to the upper surface of the bearing plate 11, the driving shaft 19 is positioned inside the fixed cylinder 605, the outer side of the fixed cylinder 605 is rotatably connected with a rotating ring 601, the outer side of the fixed cylinder 605 is connected with a gear ring 602, the surface of the rotating ring 601 is connected with a rotating motor 604, the output end of the rotating motor 604 is connected with a driving gear 603, the driving gear 603 is meshed with the gear ring 602, the rotating motor 604 is electrically connected with the controller 15, the rotating motor 604 works, meshing transmission is carried out through the driving gear 603 and the gear ring 602, the rotating ring 601 rotates outside the fixed cylinder 605, and horizontal angle adjustment of the rotating plate 8 is realized.

The inclination angle adjusting assembly 7 comprises two bearing vertical plates 701, the two bearing vertical plates 701 are total, the rotating plate 8 is rotatably installed between the two bearing vertical plates 701 through a rotating shaft, an angle adjusting motor 702 used for driving the rotating plate 8 to rotate is arranged on the outer side of each bearing vertical plate 701, the angle adjusting motor 702 is electrically connected with the controller 15, and therefore the angle adjusting motor 702 works to drive the rotating plate 8 to rotate between the two bearing vertical plates 701, and inclination angle adjustment of the rotating plate 8 is achieved.

Inlet tube 23 and outlet pipe 24 all are tangent with the excircle of seal box 3, and inlet tube 23 and outlet pipe 24 are "L" style of calligraphy structure and distribute, set up like this, can make the water of reservoir get into and discharge from outlet pipe 24 smoothly from inlet tube 23, guarantee water impeller 20's promotion effect.

The end of intaking of inlet tube 23 is loudspeaker column structure, sets up like this, and the water of the reservoir of being convenient for gets into inside inlet tube 23.

By adopting the structure, when the water-saving device works, water flowing in the water reservoir enters the sealing box 3 through the water inlet pipe 23 and flows out of the water outlet pipe 24, so that the impeller 20 is pushed to rotate, the driving shaft 19 rotates along with the impeller 20, the generator 12 is driven to rotate through the second transmission assembly 18, and the generator 12 generates electricity and stores the electricity in the storage battery 14 to generate electricity by water power; the sunlight intensity is detected through the light intensity sensor 801, a detection signal is transmitted to the controller 15, the controller 15 controls the rotary table 6 and the inclination angle adjusting assembly 7 to work, the horizontal angle of the rotary plate 8 is adjusted through the rotary table 6, the inclination angle of the rotary plate 8 is adjusted through the inclination angle adjusting assembly 7, the photovoltaic panel assembly 9 is enabled to be always aligned to the sun, solar power generation is conducted, and the solar power is stored through the storage battery 14; the device can carry out double charging by utilizing the kinetic energy of solar energy and water, ensures the positive yield of self-sufficient power supply of the device, can normally run under different conditions, can carry out self-sufficient power supply, can be arranged at the center of the reservoir, can directly carry out water level detection on the center of the reservoir, and has accurate detection; the cleaning plate 10 is driven by the driving shaft 19 and the first transmission assembly 17 to rotate on the surface of the photovoltaic panel assembly 9, the surface of the photovoltaic panel assembly 9 is automatically cleaned through the cleaning plate 10, dust is prevented from being attached to and accumulated on the surface of the photovoltaic panel assembly 9, and the power generation effect of the photovoltaic panel assembly 9 is guaranteed.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides a water level measuring device for hydraulic engineering reservoir management which characterized in that: the device comprises a base (1), wherein a bearing column (2) is connected to the surface of the base (1), a bearing plate (11) is connected to the upper part of the bearing column (2), a sealing box (13) and a generator (12) are connected to the bottom surface of the bearing plate (11), a controller (15), a wireless communicator (16) and a storage battery (14) are arranged in the sealing box (13), the wireless communicator (16) and the storage battery (14) are electrically connected with the controller (15), and the generator (12) is electrically connected with the storage battery (14); the outer side of the bearing column (2) is connected with a radar liquid level meter (5) through a bearing frame (4), and the radar liquid level meter (5) is electrically connected with the controller (15);

a horizontal rotating table (6) is arranged on the upper surface of the bearing plate (11), a rotating plate (8) and an inclination angle adjusting assembly (7) for adjusting the inclination angle of the rotating plate (8) in the vertical direction are arranged on the surface of the rotating table (6), a photovoltaic panel assembly (9) is arranged on the surface of the rotating plate (8), the photovoltaic panel assembly (9) is electrically connected with the storage battery (14), and a light intensity sensor (801) electrically connected with the controller (15) is arranged on the surface of the rotating plate (8);

a sealing box (3) is arranged in the middle of the bearing column (2), a driving shaft (19) is rotatably connected inside the sealing box (3), an impeller (20) is connected to the outer side of the driving shaft (19), and a water inlet pipe (23) and a water outlet pipe (24) are connected to the outer side of the sealing box (3) and used for enabling water to push the impeller (20) to rotate from the inside of the sealing box (3); the driving shaft (19) penetrates through the bearing column (2) upwards, and a second transmission assembly (18) is arranged on the outer side of the upper part of the driving shaft (19) and used for driving the generator (12) to generate electricity; the top end of the driving shaft (19) is connected with a first transmission assembly (17), the output end of the first transmission assembly (17) penetrates through the rotating plate (8) and the photovoltaic panel assembly (9) and is connected with a wiping plate (10) and used for wiping the surface of the photovoltaic panel assembly (9) in a rotating mode under the driving of the first transmission assembly (17).

2. The water level measuring device for hydraulic engineering reservoir management according to claim 1, characterized in that: the first transmission assembly (17) comprises a transmission shaft (1702), the transmission shaft (1702) is rotatably installed in the center of the surface of the rotating plate (8), a universal coupling (1701) is connected between the bottom end of the transmission shaft (1702) and the driving shaft (19), and the upper end of the transmission shaft (1702) penetrates through the surface of the photovoltaic panel assembly (9) and is connected with the cleaning plate (10).

3. The water level measuring device for hydraulic engineering reservoir management according to claim 2, characterized in that: the upper end of the driving shaft (19) is connected with a fixing plate (21), the surface of the fixing plate (21) is provided with an elastic part (22), and the bottom end of the elastic part (22) is connected with the cleaning plate (10) and used for pressing the cleaning plate (10) downwards to enable the cleaning plate (10) to be in full contact with the surface of the photovoltaic panel assembly (9);

wherein the elastic members (22) are provided in two groups.

4. The water level measuring device for hydraulic engineering reservoir management according to claim 3, characterized in that: fixed plate (21) surface is run through and is provided with guiding hole (2101), elastic component (22) include slide bar (2203), the slip is according to slidable mounting inside guiding hole (2101), slide bar (2203) bottom with it is connected to wipe clear board (10), slide bar (2203) upper end is connected with roof (2201), slide bar (2203) are located roof (2201) and outside cover between fixed plate (21) is equipped with extension spring (2202), the both ends of extension spring (2202) respectively with roof (2201) with fixed plate (21) are connected.

5. The water level measuring device for hydraulic engineering reservoir management according to claim 1, characterized in that: the second transmission assembly (18) comprises a driving gear (1802) and a driven gear (1801), the driving gear (1802) is installed on the outer side of the driving shaft (19), the driven gear (1801) is installed at the shaft end of the generator (12), and the driven gear (1801) is meshed with the driving gear (1802).

6. The water level measuring device for hydraulic engineering reservoir management according to claim 1, characterized in that: the rotating table (6) comprises a fixed cylinder (605), the fixed cylinder (605) is connected to the upper surface of the bearing plate (11), the driving shaft (19) is located inside the fixed cylinder (605), the outer side of the fixed cylinder (605) is rotatably connected with a rotating ring (601), the outer side of the fixed cylinder (605) is connected with a gear ring (602), the surface of the rotating ring (601) is connected with a rotating motor (604), the output end of the rotating motor (604) is connected with a driving gear (603), the driving gear (603) is meshed with the gear ring (602), and the rotating motor (604) is electrically connected with the controller (15).

7. The water level measuring device for hydraulic engineering reservoir management according to claim 6, characterized in that: the inclination angle adjusting assembly (7) comprises two bearing vertical plates (701), the bearing vertical plates (701) are arranged, the rotating plate (8) is rotatably installed between the two bearing vertical plates (701) through a rotating shaft, an angle adjusting motor (702) used for driving the rotating plate (8) to rotate is arranged on the outer side of each bearing vertical plate (701), and the angle adjusting motor (702) is electrically connected with the controller (15).

8. The water level measuring device for hydraulic engineering reservoir management according to claim 1, characterized in that: inlet tube (23) with outlet pipe (24) all with the excircle of seal box (3) is tangent, just inlet tube (23) with outlet pipe (24) are "L" style of calligraphy structure and distribute.

9. The water level measuring device for hydraulic engineering reservoir management according to claim 8, characterized in that: the water inlet end of the water inlet pipe (23) is of a horn-shaped structure.