Water level monitoring device for hydropower station digital information acquisition

Abstract

The utility model relates to the technical field of water-power engineering, in particular to a water level monitoring device for collecting digitized information of a hydropower station, which mainly comprises a fixing device, a fixing support, a first-stage telescopic device and a second-stage telescopic device, the fixing support is connected with the first-stage telescopic device, and the second-stage telescopic device is connected with the second-stage telescopic device. The second-stage telescopic device is arranged in the first-stage telescopic device, the first-stage telescopic device is used for driving the second-stage telescopic device to move up and down, and the second-stage telescopic device is used for driving the monitoring device to move up and down. Through the structure, the first-stage telescopic device can drive the monitoring device to move in the vertical direction, and the second-stage telescopic device can also move in a higher height range, so that the whole monitoring device can monitor the heights of different water levels, the use flexibility of the whole device is improved, and other types of monitoring devices do not need to be replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of water and electricity engineering, and more particularly to a water level monitoring device for digital information collection of hydropower stations. BACKGROUND

[0002] The water level monitoring device of the dam of a hydropower station is an important technical means to ensure the safe operation of the dam. With the continuous expansion of the construction scale of hydropower stations, the influence of reservoir water level changes on dam safety is increasingly significant. Therefore, real-time and accurate monitoring of water level changes has become the key to preventing floods and ensuring the safety of dam structures. Traditional water level monitoring methods mainly rely on manual observation, which has problems such as reaction lag and inaccurate data. In recent years, with the development of sensor technology and the Internet of Things, intelligent water level monitoring devices have been gradually applied to hydropower stations. These devices collect water level data in real time through sensors installed inside and outside the dam body, and transmit information to the monitoring center through wireless networks, realizing remote monitoring and automatic alarm functions.

[0003] However, the current monitoring device is generally integrally formed and fixed on the dam body, and cannot adjust the height of the alarm device, i.e. cannot adapt to different water level alarm requirements, and has a narrow range of use. SUMMARY

[0004] The utility model aims to provide a water level monitoring device for digital information collection of hydropower stations to solve the problem that the monitoring device cannot be adjusted in height in the prior art.

[0005] The utility model realizes the following technical scheme:

[0006] The water level monitoring device for digital information collection of hydropower stations comprises a data acquisition device, a fixing device and a detection device, the fixing device is connected with the monitoring device, and is used for fixing the detection device on the dam, and the monitoring device is used for detecting the water level of the reservoir.

[0007] The fixing device comprises a fixing support, a primary telescopic device and a secondary telescopic device, the fixing support is connected with the primary telescopic device, the secondary telescopic device is in the primary telescopic device, the monitoring device is arranged in the secondary telescopic device, the primary telescopic device is used for driving the secondary telescopic device to move up and down, and the secondary telescopic device is used for driving the monitoring device to move up and down.

[0008] Preferably, the fixing support comprises a connecting part, a first connecting rod and a second connecting rod, one end of the first connecting rod is connected with the connecting part, the other end is detachably connected with the second connecting rod, one end of the second connecting rod is connected with the primary telescopic device, and the connecting part is used for fixedly connecting with the dam body of the dam.

[0009] Preferably, the primary telescopic device comprises a first connecting cylinder, a second connecting cylinder and a connecting device, the first connecting cylinder is connected with the second connecting rod, the second connecting cylinder is connected with the first connecting cylinder through the connecting device, and the connecting device is used for enabling the second connecting cylinder to move up and down in the first connecting cylinder.

[0010] Preferably, the connecting device comprises a rack arranged on one side of the second connecting cylinder and a limiting device, the first connecting cylinder is provided with a strip-shaped through hole, and a tooth group unit is arranged on one side of the strip-shaped through hole.

[0011] The tooth group unit comprises a gear and a speed reducer, the output end of the speed reducer is connected with the gear through a transmission shaft, the gear is engagedly connected with the rack through the strip-shaped through hole, the speed reducer is used for preventing power from being reversely input from the output shaft, and the input end of the speed reducer is connected with a motor.

[0012] The limiting device comprises a connecting plate, a pulley and a groove arranged on the inner side of the first connecting cylinder, the connecting plate is connected to one side of the second connecting cylinder, the pulley is connected to the connecting plate and slides in the groove.

[0013] Preferably, the secondary telescopic device comprises an electric telescopic rod and a connecting support, the connecting support is connected with the bottom of the electric telescopic end, and the telescopic end of the electric telescopic rod is connected with the monitoring device.

[0014] Preferably, the monitoring device comprises an alarm module and a buoyancy block, the buoyancy block moves in the second connecting cylinder, and the alarm module is connected with the telescopic end of the electric telescopic rod.

[0015] Preferably, the monitoring device comprises an alarm module and a buoyancy block, the buoyancy block moves in the second connecting cylinder, and the alarm module is connected with the telescopic end of the electric telescopic rod.

[0016] Preferably, the bottom of the second connecting cylinder is provided with a protective net.

[0017] The technical scheme of the utility model has at least the following advantages and beneficial effects:

[0018] The utility model provides a structure, mainly including fixed device, including fixed support, first telescopic device and second telescopic device, fixed support is connected with first telescopic device, second telescopic device is in first telescopic device, first telescopic device is used to drive second telescopic device to move up and down, and second telescopic device is used to drive monitoring device to move up and down.Through above -mentioned structure, first telescopic device can drive monitoring device to move in vertical direction, and second telescopic device can also move in higher height range, so that whole monitoring device can realize monitoring to the height of different water level, improves the flexibility of whole device use, and need not to replace other type's monitoring device. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment, should understand, the following drawing only shows some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other related drawings according to these drawings.

[0020] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0021] Fig. 2 It is the recess plan view of the utility model.

[0022] Icon: 1-connection portion, 2-first connecting rod, 3-second connecting rod, 4-rack, 5-reducer, 6-gear, 7-first connecting cylinder, 8-connection plate, 9-pulley, 10-recess, 11-second connecting cylinder, 12-electric telescopic rod, 13-alarm module, 14-buoyancy block, 15-protection net. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, the following will be combined with the drawing in the embodiment of the utility model, and the technical scheme in the embodiment of the utility model is clearly and completely described, obviously, the described embodiment is a part of the embodiment of the utility model, instead of all the embodiments. The components of the embodiment of the utility model described and shown in the drawing here can be arranged and designed in various different configurations.

[0024] Please refer to Figs. 1-2 The water level monitoring device for digital information collection of hydropower stations provided by the utility model comprises a data acquisition device, a fixing device and a detection device, the fixing device is connected with the monitoring device and is used for fixing the detection device on a dam, and the monitoring device is used for detecting the water level of a reservoir.

[0025] Among them, the data acquisition device is mainly used for real-time monitoring and collecting operation data, including water flow, equipment temperature and pressure, etc. Through these data, the operation personnel can timely master the operation situation of the hydropower station, carry out fault diagnosis and maintenance, optimize power generation benefit, and ensure safe and stable operation. In addition, these data can also be used for environmental protection monitoring and water resource management, support decision making and planning, and the conventional prior art is not described in detail.

[0026] The fixing device comprises a fixing support, a first telescopic device and a second telescopic device, the fixing support is connected with the first telescopic device, the second telescopic device is in the first telescopic device, the monitoring device is arranged in the second telescopic device, and the first telescopic device is used for driving the second telescopic device to move up and down.

[0027] The utility model provides a structure, mainly including fixing device, including fixing support, first telescopic device and second telescopic device, fixing support is connected with first telescopic device, second telescopic device is in first telescopic device, first telescopic device is used for driving second telescopic device to move up and down, and second telescopic device is used for driving monitoring device to move up and down.

[0028] In an example embodiment of the utility model, the fixing support comprises a connecting part 1, a first connecting rod 2 and a second connecting rod 3, one end of the first connecting rod 2 is connected with the connecting part 1, the other end is detachably connected with the second connecting rod 3, one end of the second connecting rod 3 is connected with the first telescopic device, and the connecting part 1 is used for fixedly connecting with the dam body of the dam.

[0029] In the embodiment, in order to further improve the universality of the device, the first connecting rod 2 and the second connecting rod 3 are detachably connected and can rotate relatively, because the angles of the slopes of the dam bodies of different dams are different, if the device needs to be replaced and installed on a dam body with a different slope, the whole device will be in an inclined state and cannot be used normally.

[0030] Through the structure provided by the scheme, the first connecting rod 2 and the second connecting rod 3 can be detached, rotated to a suitable angle and then fixed, and of course the first connecting rod 2 can also be provided as a telescopic structure to adjust the horizontal distance.

[0031] In one example embodiment of the utility model, the first telescopic device comprises a first connecting cylinder 7, a second connecting cylinder 11 and a connecting device, the first connecting cylinder 7 is connected with the second connecting rod 3, the second connecting cylinder 11 is connected with the first connecting cylinder 7 through the connecting device, and the connecting device is used for enabling the second connecting cylinder 11 to move up and down in the first connecting cylinder 7.

[0032] Specifically, the connecting device comprises a rack 4 arranged at one side of the second connecting cylinder 11, the first connecting cylinder 7 is provided with a strip-shaped through hole, and a tooth group unit is arranged at one side of the strip-shaped through hole;

[0033] The tooth group unit comprises a gear 6 and a speed reducer 5, the output end of the speed reducer 5 is connected with the gear 6 through a transmission shaft, the gear 6 is connected with the rack 4 in meshing mode through the strip-shaped through hole, the speed reducer 5 is used for preventing power from being input in reverse direction from the output shaft, and the input end of the speed reducer 5 is connected with a motor;

[0034] The limiting device comprises a connecting plate 8, a pulley 9 and a groove 10 arranged in the inner side of the first connecting cylinder 7, the connecting plate 8 is connected to one side of the second connecting cylinder 11, the pulley 9 is connected to the connecting plate 8 and slides in the groove 10.

[0035] When in use, the motor can be directly started, the speed reducer 5 is driven to rotate by the motor, the gear 6 is driven to rotate by the output end of the speed reducer 5, the second connecting cylinder 11 is driven to move up and down by the meshing of the rack 4, and the gear 6 cannot rotate autonomously due to the action of the speed reducer 5, thereby preventing the second connecting cylinder 11 from falling.

[0036] In one example embodiment of the utility model, the second telescopic device comprises an electric telescopic rod 12 and a connecting support, the connecting support is connected with the bottom of the electric telescopic end, the telescopic end of the electric telescopic rod 12 is connected with a monitoring device, and the connecting support is arranged in the second connecting cylinder 11.

[0037] Specifically, the monitoring device comprises an alarm module 13 and a buoyancy block 14, the buoyancy block 14 moves in the second connecting cylinder 11, and the alarm module 13 is connected with the telescopic end of the electric telescopic rod 12.

[0038] When it is necessary to start the second telescopic device to detect the water level height, the electric telescopic rod 12 can be directly started to drive the alarm module 13 to move away from the buoyancy block 14.

[0039] In one example embodiment of the utility model, a processing unit and a communication device are further included, the motor, the electric telescopic rod 12 and the alarm module 13 are connected with the processing unit, the processing unit is electrically connected with the communication device, and the communication device is used for being connected in communication with a remote control end.

[0040] The remote control terminal sends a starting command to the communication device, which is then forwarded to the processing unit, which controls the motor or the electric telescopic rod 12 to operate.

[0041] The above only is preferred embodiment of the present application, and is not used to limit the present application, for the person skilled in the art, the present application can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A water level monitoring device for digital information collection of a hydropower station, comprising a data collection device, a fixing device and a detection device, the fixing device is connected with the monitoring device, and is used for fixing the detection device on a dam, and the monitoring device is used for detecting the water level of a reservoir, characterized in that ； The fixing device comprises a fixing support, a first telescopic device and a second telescopic device, the fixing support is connected with the first telescopic device, the second telescopic device is in the first telescopic device, the monitoring device is arranged in the second telescopic device, the first telescopic device is used for driving the second telescopic device to move up and down, and the second telescopic device is used for driving the monitoring device to move up and down.

2. The water level monitoring device for digital information collection of a hydropower station according to claim 1, characterized in that, The fixing support comprises a connecting part (1), a first connecting rod (2) and a second connecting rod (3), one end of the first connecting rod (2) is connected with the connecting part (1), the other end is detachably connected with the second connecting rod (3), one end of the second connecting rod (3) is connected with the first telescopic device, and the connecting part (1) is used for fixedly connecting with the dam body of the dam.

3. The water level monitoring device for digital information collection of a hydropower station according to claim 2, characterized in that, The first telescopic device comprises a first connecting cylinder (7), a second connecting cylinder (11) and a connecting device, the first connecting cylinder (7) is connected with the second connecting rod (3), the second connecting cylinder (11) is connected with the first connecting cylinder (7) through the connecting device, and the connecting device is used for enabling the second connecting cylinder (11) to move up and down in the first connecting cylinder (7).

4. The water level monitoring device for digital information collection of a hydropower station according to claim 3, characterized in that, The connecting device comprises a rack (4) arranged on one side of the second connecting cylinder (11) and a limiting device, the first connecting cylinder (7) is provided with a strip-shaped through hole, and a toothed gear unit is arranged on one side of the strip-shaped through hole; The toothed gear unit comprises a gear (6) and a speed reducer (5), an output end of the speed reducer (5) is connected with the gear (6) through a transmission shaft, the gear (6) is connected with the rack (4) in meshing mode through the strip-shaped through hole, the speed reducer (5) is used for preventing power from being input in reverse direction from an output shaft, and an input end of the speed reducer (5) is connected with a motor; The limiting device comprises a connecting plate (8), a pulley (9) and a groove (10) arranged on the inner side of the first connecting cylinder (7), the connecting plate (8) is connected on one side of the second connecting cylinder (11), the pulley (9) is connected on the connecting plate (8) and slides in the groove (10).

5. The water level monitoring device for digitalization of information collection of a hydroelectric power plant according to claim 4, characterized in that, The second telescopic device comprises an electric telescopic rod (12) and a connecting support, the connecting support is connected with the bottom of the electric telescopic rod, and a telescopic end of the electric telescopic rod (12) is connected with the monitoring device.

6. The water level monitoring device for digitalization of information collection of a hydroelectric power plant according to claim 5, characterized in that, The monitoring device comprises an alarm module (13) and a buoyancy block (14), the buoyancy block (14) moves in the second connecting cylinder (11), and the alarm module (13) is connected with the telescopic end of the electric telescopic rod (12).

7. The water level monitoring device for digitalization of information collection of a hydroelectric power plant according to claim 6, characterized in that, Further comprising a processing unit and a communication device, the motor, the electric telescopic rod (12) and the alarm module (13) are connected with the processing unit, the processing unit is electrically connected with the communication device, and the communication device is used for being in communication connection with a remote control end.

8. The water level monitoring device for digitalization of information collection of a hydroelectric power plant according to claim 7, characterized in that, A protective net (15) is arranged at the bottom of the second connecting cylinder (11).

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