Hydropower station water level data acquisition device

Abstract

The utility model discloses a hydropower station water level data acquisition device, which relates to the technical field of water level data acquisition and comprises a protective shell, a water pump is fixedly mounted in the protective shell, a water inlet of the water pump is fixedly communicated with a water inlet hole through a communicating pipe, and the bottom of the protective shell is fixedly connected with a communicating ring. Water spraying holes are arrayed in the inner circumference of the communicating ring, and a water outlet of the water pump is fixedly communicated with the communicating ring. The buoyancy ball moves along with the rising and falling of the water surface, the buoyancy ball moves to drive the measuring rod to move in the protective shell, the distance of the sliding table is detected through the laser range finder, so that water level data is obtained, and during use, the surface of the measuring rod is possibly covered by sundries, dust and the like, and sliding of the measuring rod in the protective shell is affected. The water pump is started to suck water from the water inlet hole, the water is conveyed into the communicating ring through the communicating pipe and sprayed out through the water spraying hole, the surface of the measuring rod is cleaned, sliding of the measuring rod is prevented from being affected, and the accuracy of water level data collection is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of water level data collection, in particular to a water level data collection device for a hydropower station. Background Art

[0002] A hydropower station is a comprehensive engineering facility that can convert water energy into electrical energy. It generally includes a reservoir formed by water retaining and water discharge structures, a water diversion system for the hydropower station, a power plant, and electromechanical equipment. The high water level of the reservoir flows into the plant through the water diversion system to drive the turbine generator set to generate electricity, which is then input into the power grid through the step-up transformer, switch station, and transmission line. The water level of the hydropower station needs to be observed regularly, especially during the flood season, when the water level data of the hydropower station needs to be monitored and collected.

[0003] After searching the existing public patent number: CN201620858759.8, the public patent name is: a water level monitoring device for a hydropower station, including a base, a solar panel is provided at the top of the measuring rod, the solar panel is electrically connected to the battery through a photovoltaic inverter and a transformer, a support frame is provided at the upper end of the measuring rod, the battery is fixed at the upper end of the support frame, an image acquisition device and an electric light are provided at the lower end of the support frame, the electric light is electrically connected to a light-controlled switch, the light-controlled switch is fixedly connected to the support frame, the image acquisition device is located outside the electric light, the image acquisition device and the electric light are both electrically connected to the battery, and the image acquisition device is connected to a receiver through a server signal. The water level monitoring device for a hydropower station has a simple structure, is easy to operate, does not require manual on-site operations, is energy-saving and environmentally friendly, can accurately measure the height of the water level, and the measurement process is not restricted by other conditions.

[0004] However, when the above device is in use, the measuring rod will be covered and entangled by floating objects such as moss, affecting the up and down movement of the float, thereby affecting the monitoring result of the water level, and there is room for improvement. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a water level data acquisition device for a hydropower station, which solves the problem that the measuring rod may be covered and entangled by floating objects such as moss, affecting the up and down movement of the float ring, thereby affecting the monitoring result of the water level.

[0007] Technical Solution

[0008] To achieve the above purpose, the utility model is implemented through the following technical solutions: a water level data acquisition device for a hydropower station, comprising: a protective shell, a measuring rod slidably connected in the protective shell, a buoyancy ball fixedly connected to the bottom of the measuring rod, a sliding table fixedly connected to the top of the measuring rod, a connecting plate symmetrically arranged on the surface of the sliding table, a sliding groove opened on the inner wall of the protective shell, the connecting plate slidably connected in the sliding groove, a sealing cover arranged on the top of the protective shell, a laser rangefinder symmetrically arranged on the bottom of the sealing cover, the laser rangefinder arranged above the sliding table, a controller arranged in the protective shell, a signal transceiver arranged on the top of the sealing cover, and a cleaning component arranged on the protective shell;

[0009] The cleaning component includes a water inlet hole, which is opened on the surface of the buoyancy ball. A water pump is fixedly installed in the protective shell. The water inlet of the water pump is fixedly connected to the water inlet through a connecting pipe. A connecting ring is fixedly connected to the bottom of the protective shell. A circular array of water spray holes is arranged in the connecting ring. The water outlet of the water pump is fixedly connected to the connecting ring.

[0010] Preferably, the inner diameter of the connecting ring is larger than the outer diameter of the measuring rod, and an electromagnetic valve is provided on the connecting pipe.

[0011] Preferably, a mounting cover is fixedly connected inside the protective shell, a battery is fixedly connected inside the mounting cover, and the controller is arranged inside the mounting cover.

[0012] Preferably, the battery is electrically connected to the controller, the signal transceiver is electrically connected to the controller, and the signal output end of the laser rangefinder is electrically connected to the signal input end of the controller.

[0013] Preferably, a mounting bracket is fixedly connected to the surface of the protective shell, a mounting plate is fixedly connected to one side of the mounting bracket, and a mounting hole is opened on the surface of the mounting plate.

[0014] Preferably, a solar panel is fixedly connected to the mounting frame, the solar panel is electrically connected to the battery, and the mounting cover and the sliding platform are not in contact with each other.

[0015] Preferably, a proximity switch is fixedly installed at the center of the bottom of the sealing cover, an alarm is arranged in the protective shell, and the proximity switch is electrically connected to the alarm.

[0016] Beneficial Effects

[0017] The utility model provides a water level data acquisition device for a hydropower station, which has at least the following beneficial effects compared with the prior art:

[0018] The buoyancy ball moves with the rise and fall of the water surface. The movement of the buoyancy ball drives the measuring rod to move inside the protective shell. The distance of the sliding table is detected by the laser rangefinder to obtain the water level data. When in use, the surface of the measuring rod may be covered with debris and dust, which may affect the sliding of the measuring rod in the protective shell. Start the water pump to suck water from the water inlet hole, send it to the connecting ring through the connecting pipe, and spray it out through the water spray hole to clean the surface of the measuring rod to avoid affecting the sliding of the measuring rod and ensure the accuracy of water level data collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the bottom of the sealing cover of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure inside the protective shell of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the cleaning component of the utility model.

[0023] In the figure: 1. Protective shell; 2. Measuring rod; 3. Buoyancy ball; 4. Sliding table; 5. Slide groove; 6. Connecting plate; 7. Sealing cover; 8. Laser rangefinder; 9. Cleaning assembly; 901. Water inlet hole; 902. Water pump; 903. Connecting pipe; 904. Connecting ring; 905. Water spray hole; 10. Pressure relief hole; 11. Mounting frame; 12. Mounting plate; 13. Mounting hole; 14. Solar panel; 15. Signal transceiver; 16. Proximity switch; 17. Mounting cover; 18. Battery; 19. Controller. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1:

[0026] See also Figure 1-4The utility model provides a technical solution: a protective shell 1, a measuring rod 2 is slidably connected in the protective shell 1, a buoyancy ball 3 is fixedly connected to the bottom of the measuring rod 2, a sliding platform 4 is fixedly connected to the top of the measuring rod 2, a connecting plate 6 is symmetrically arranged on the surface of the sliding platform 4, a sliding groove 5 is opened on the inner wall of the protective shell 1, the connecting plate 6 is slidably connected in the sliding groove 5, a sealing cover 7 is arranged on the top of the protective shell 1, a laser rangefinder 8 is symmetrically arranged at the bottom of the sealing cover 7, and the laser rangefinder 8 is arranged above the sliding platform 4, a controller 19 is arranged in the protective shell 1, a signal transceiver 15 is arranged on the top of the sealing cover 7, and a cleaning component 9 is arranged on the protective shell 1;

[0027] The cleaning assembly 9 includes a water inlet 901, which is provided on the surface of the buoyancy ball 3. A water pump 902 is fixedly installed in the protective shell 1. The water inlet of the water pump 902 is fixedly connected to the water inlet 901 through a connecting pipe 903. A connecting ring 904 is fixedly connected to the bottom of the protective shell 1. The inner circumferential array of the connecting ring 904 has water spray holes 905. The water outlet of the water pump 902 is fixedly connected to the connecting ring 904. A pressure relief hole 10 is provided at the bottom of the protective shell 1. A proximity switch 16 is fixedly installed at the center of the bottom of the sealing cover 7. An alarm is provided in the protective shell 1, and the proximity switch 16 is electrically connected to the alarm.

[0028] Analysis of the above content: When collecting water level data, the buoyancy ball 3 moves with the rise and fall of the water surface. As the buoyancy ball 3 moves, it drives the measuring rod 2 to move inside the protective shell 1. The distance of the sliding platform 4 is detected by the laser rangefinder 8 to obtain water level data. The water level data is sent to the terminal through the signal transceiver 15 for the staff to record. As the use time increases, the surface of the measuring rod 2 may be covered with debris and dust, which affects the sliding of the measuring rod 2 in the protective shell 1. The water pump 902 is started to suck water from the water inlet 901, and the water is sent to the connecting ring 904 through the connecting pipe 903, and sprayed out through the water spray hole 905 to clean the surface of the measuring rod 2 to avoid affecting the sliding of the measuring rod 2 and ensure the accuracy of water level data collection.

[0029] Embodiment 2:

[0030] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the inner diameter of the connecting ring 904 is larger than the outer diameter of the measuring rod 2, and an electromagnetic valve is arranged on the connecting pipe 903.

[0031] Analysis of the above content: a solenoid valve is provided, and the solenoid valve is closed when the water pump 902 is turned off, thereby improving safety. The connecting ring 904 is larger than the diameter of the measuring rod 2, which facilitates the spraying of water flow and flushing the surface of the measuring rod 2.

[0032] Embodiment three:

[0033] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a mounting cover 17 is fixedly connected inside the protective shell 1 , a battery 18 is fixedly connected inside the mounting cover 17 , and a controller 19 is arranged inside the mounting cover 17 .

[0034] Analyzing the above contents: a battery 18 is provided to power the device, and a cover 17 is installed to protect the battery 18 and the controller 19.

[0035] Embodiment 4:

[0036] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the battery 18 is electrically connected to the controller 19, the signal transceiver 15 is electrically connected to the controller 19, and the signal output end of the laser rangefinder 8 is electrically connected to the signal input end of the controller 19.

[0037] Analysis of the above content: The controller 19 is powered by the battery 18, and the digital data is sent to the terminal through the signal transceiver 15 by the controller 19, so as to realize the collection of remote water level data.

[0038] Embodiment five:

[0039] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a mounting frame 11 is fixedly connected to the surface of the protective shell 1, a mounting plate 12 is fixedly connected to one side of the mounting frame 11, and a mounting hole 13 is opened on the surface of the mounting plate 12.

[0040] Analyzing the above contents: the protective housing 1 is installed at the position for monitoring the water level of the hydropower station through the installation holes 13 and the fixing bolts, so as to facilitate the installation and fixing of the protective housing 1.

[0041] Embodiment six:

[0042] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: a solar panel 14 is fixedly connected to the mounting frame 11, the solar panel 14 is electrically connected to the battery 18, and the mounting cover 17 and the sliding platform 4 do not contact each other.

[0043] Analysis of the above content: The solar panel 14 converts light energy into electrical energy and stores it in the battery 18 to power the device, without the need for an external power supply, making it easy to use.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water level data acquisition device for a hydropower station, characterized in that: include: A protective shell (1), wherein a measuring rod (2) is slidably connected inside the protective shell (1), a buoyancy ball (3) is fixedly connected to the bottom of the measuring rod (2), a sliding platform (4) is fixedly connected to the top of the measuring rod (2), a connecting plate (6) is symmetrically arranged on the surface of the sliding platform (4), a sliding groove (5) is opened on the inner wall of the protective shell (1), the connecting plate (6) is slidably connected in the sliding groove (5), a sealing cover (7) is arranged on the top of the protective shell (1), a laser rangefinder (8) is symmetrically arranged at the bottom of the sealing cover (7), and the laser rangefinder (8) is arranged above the sliding platform (4), a controller (19) is arranged inside the protective shell (1), a signal transceiver (15) is arranged on the top of the sealing cover (7), and a cleaning component (9) is arranged on the protective shell (1); The cleaning assembly (9) comprises a water inlet hole (901), the water inlet hole (901) being opened on the surface of the buoyancy ball (3); a water pump (902) being fixedly installed in the protective shell (1); a water inlet of the water pump (902) being fixedly connected to the water inlet hole (901) via a connecting pipe (903); a connecting ring (904) being fixedly connected to the bottom of the protective shell (1); a water spray hole (905) being arranged in a circular array inside the connecting ring (904); and a water outlet of the water pump (902) being fixedly connected to the connecting ring (904).

2. A hydropower station water level data acquisition device according to claim 1, characterized in that: The inner diameter of the connecting ring (904) is greater than the outer diameter of the measuring rod (2), and a solenoid valve is arranged on the connecting pipe (903).

3. A hydropower station water level data acquisition device according to claim 1, characterized in that: A mounting cover (17) is fixedly connected inside the protective housing (1), a battery (18) is fixedly connected inside the mounting cover (17), and the controller (19) is arranged inside the mounting cover (17).

4. A hydropower station water level data acquisition device according to claim 3, characterized in that: The battery (18) is electrically connected to the controller (19), the signal transceiver (15) is electrically connected to the controller (19), and the signal output end of the laser rangefinder (8) is electrically connected to the signal input end of the controller (19).

5. A water level data acquisition device for a hydropower station according to claim 3, characterized in that: A mounting frame (11) is fixedly connected to the surface of the protective shell (1), a mounting plate (12) is fixedly connected to one side of the mounting frame (11), and a mounting hole (13) is provided on the surface of the mounting plate (12).

6. A water level data acquisition device for a hydropower station according to claim 5, characterized in that: A solar panel (14) is fixedly connected to the mounting frame (11), the solar panel (14) is electrically connected to a battery (18), and the mounting cover (17) and the sliding platform (4) are not in contact with each other.

7. A water level data acquisition device for a hydropower station according to claim 1, characterized in that: A proximity switch (16) is fixedly mounted at the center of the bottom of the sealing cover (7), an alarm is arranged in the protective housing (1), and the proximity switch (16) is electrically connected to the alarm.

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