Reservoir dam body safety monitoring device

Abstract

The utility model relates to the technical field of dam body monitoring, and particularly discloses a reservoir dam body safety monitoring device, which comprises a base, a water level sensor, a water level sensor, a water level sensor, a water level sensor and a water level sensor, the two driving mechanisms are horizontally mounted on the inner walls of the clamping grooves, a supporting plate is mounted at the top of one end of each driving mechanism, and the bottom of each supporting plate is attached to the surface of the base; the rotating mechanism is installed on the outer wall of the top of the supporting plate, and a fixing plate is installed at the top end of the rotating mechanism; the dam body is monitored through the monitoring mechanism according to the laser detection principle, electric pulses are converted into optical pulses through the laser transmitter, laser beams are transmitted to the dam body, the optical receiver restores the optical pulses reflected back from the dam body into the electric pulses to be received, and the position and the shape of the dam body are obtained. And the information processor is used for acquiring earth surface deformation data in real time, and analyzing and predicting earth surface deformation by using a corresponding algorithm.

Description

Technical Field

[0001] The utility model belongs to the technical field of dam body monitoring, and in particular relates to a monitoring device for the safety of a reservoir dam body. Background Art

[0002] The main body of the reservoir dam is a dam built with stone filling and an impermeable body. The dam is an important water conservancy project used by humans for water storage, power generation, irrigation and other purposes. With the increase of the operation and service life of the dam, the surface deformation monitoring of the dam has gradually become a key task to ensure the safe operation of the dam. Therefore, it is necessary to use a reservoir dam safety monitoring device to monitor whether the dam is deformed.

[0003] In the Chinese patent with publication number CN216144354U, a monitoring device for the safety of the dam of a water conservancy reservoir is mentioned. In view of the problems of the monitoring device in the prior art, such as short service life, poor heat dissipation effect, and inconvenient installation, the following scheme is proposed, which includes: a shell, an operating door is installed on the front side of the shell, and multiple groups of connecting columns are fixedly connected to the top of the shell, and a rain cover is fixedly connected to the top of the multiple groups of connecting columns, and a filter is installed on the bottom of the inner side of the rain cover. The utility model has a reasonable structure, a stable structure, and simple operation. It not only effectively reduces the impact of vibration on the monitor, improves the heat dissipation effect of the monitoring device, and prolongs the service life of the monitor, but also facilitates the installation and disassembly of the monitor, and is easy to promote and use.

[0004] However, the above device is based on protecting the monitor, but does not involve how to adjust the monitor and how to use the monitor to monitor the dam body, and cannot effectively monitor the safety of the dam body.

[0005] Therefore, those skilled in the art have proposed a monitoring device for reservoir dam safety to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide a monitoring device for the safety of a reservoir dam body, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A monitoring device for reservoir dam safety, comprising:

[0009] A base, wherein a transverse slot is formed on the top outer wall of the base;

[0010] A driving mechanism, wherein two driving mechanisms are horizontally mounted on the inner wall of the card slot, a support plate is mounted on the top of one end of the driving mechanism, and the bottom of the support plate is in contact with the surface of the base;

[0011] A rotating mechanism, the rotating mechanism is mounted on the top outer wall of the supporting plate, and a fixing plate is mounted on the top of the rotating mechanism;

[0012] An angle adjustment mechanism, the angle adjustment mechanism is installed on the top outer wall of the fixed plate;

[0013] A monitoring mechanism is installed at one end of the angle adjustment mechanism.

[0014] Preferably, the monitoring mechanism comprises an information processor, a laser transmitter is installed at one end of the information processor, and an optical receiver is installed below one end of the information processor close to the laser transmitter.

[0015] Preferably, the driving mechanism includes an electric slide rail, which is installed inside the slot, and a slider is slidably connected on the outer wall of one side of the electric slide rail, and a support rod is fixedly installed on the top outer wall of the slider, and the top ends of the two support rods are fixedly installed on the bottom outer wall of the support plate.

[0016] Preferably, clamping plates are fixedly mounted on both sides of the outer wall at the bottom of the support plate, and the two clamping plates are slidably clamped on the outer walls on both sides of the base respectively.

[0017] Preferably, the rotating mechanism includes a motor frame, which is mounted on the top outer wall of the support plate, and a stepper motor is mounted on the bottom inner wall of the motor frame. The top end of the output shaft of the stepper motor is sleeved with a shaft fixing seat, and the top end of the shaft fixing seat is fixedly mounted at the center position of the bottom outer wall of the fixing plate.

[0018] Preferably, the angle adjustment mechanism includes a support frame 1 and a support frame 2, and the support frame 1 and the support frame 2 are installed in parallel on the top outer wall of the fixed plate, a stepper motor 2 is fixedly installed on one side outer wall of the support frame 1, and a shaft rod fixing seat 2 is fixedly installed on one side outer wall of the support frame 2, a connecting shaft is fixed to one end of the output shaft of the stepper motor 2, one end of the connecting shaft is rotatably inserted into the circumferential inner wall of the shaft rod fixing seat 2, a mounting plate is sleeved on the circumferential outer wall of the connecting shaft, and the mounting plate is located between the support frame 1 and the support frame 2.

[0019] Preferably, a protection frame is fixedly mounted on one side outer wall of the base, a mounting opening is opened on one side outer wall of the protection frame, and a transparent window is fixed on the inner wall of the mounting opening.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] (1) The utility model uses a monitoring mechanism to monitor the dam body using the laser detection principle. The laser transmitter converts electrical pulses into light pulses and emits a laser beam to the dam body. The optical receiver then converts the light pulses reflected from the dam body into electrical pulses for reception, thereby obtaining the position and shape of the dam body. The information processor obtains the surface deformation data in real time, and uses the corresponding algorithm to analyze and predict the surface deformation. The laser transmitter emits a laser beam to the water area of ​​the dam body, and by measuring the reflection time and intensity of the laser beam, non-contact and comprehensive monitoring of the water level and flow is achieved. The device has high monitoring accuracy and can perform long-term monitoring.

[0022] (2) The utility model is provided with an electric slide rail, a stepper motor 1 and a stepper motor 2, so as to facilitate adjustment of the azimuth angle of the monitoring mechanism and facilitate better monitoring of the dam body. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the first embodiment of the utility model;

[0024] Figure 2 This is a schematic diagram of the angle adjustment mechanism structure of the first embodiment of the utility model;

[0025] Figure 3 This is a schematic diagram of the monitoring mechanism structure of the first embodiment of the utility model;

[0026] Figure 4 for Figure 1 A schematic diagram of the structure from another angle;

[0027] Figure 5 This is a schematic diagram of the driving mechanism structure of the first embodiment of the utility model;

[0028] Figure 6 This is a schematic diagram of the overall structure of the second embodiment of the present utility model;

[0029] Figure 7 for Figure 6 A schematic diagram of the structure from another angle;

[0030] In the figure: 1. base; 2. slot; 3. driving mechanism; 4. card plate; 5. support plate; 6. rotating mechanism; 7. fixing plate; 8. angle adjustment mechanism; 9. monitoring mechanism; 10. protection frame; 11. transparent window;

[0031] 301, electric slide rail; 302, slider; 303, support rod;

[0032] 601, motor frame; 602, stepper motor one; 603, shaft rod fixing seat one;

[0033] 801, support frame 1; 802, support frame 2; 803, stepper motor 2; 804, mounting plate; 805, shaft fixing seat 2;

[0034] 901. Information processor; 902. Laser transmitter; 903. Optical receiver. DETAILED DESCRIPTION

[0035] 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.

[0036] Embodiment 1:

[0037] See also Figure 1-Figure 5 As shown, a monitoring device for reservoir dam safety comprises:

[0038] A base 1, wherein a transverse slot 2 is formed on the top outer wall of the base 1;

[0039] The two driving mechanisms 3 are horizontally mounted on the inner wall of the card slot 2, and a support plate 5 is mounted on the top of one end of the driving mechanism 3, and the bottom of the support plate 5 is in contact with the surface of the base 1;

[0040] A rotating mechanism 6, the rotating mechanism 6 is mounted on the top outer wall of the supporting plate 5, and a fixing plate 7 is mounted on the top of the rotating mechanism 6;

[0041] An angle adjustment mechanism 8, the angle adjustment mechanism 8 is installed on the top outer wall of the fixed plate 7;

[0042] The monitoring mechanism 9 is installed at one end of the angle adjustment mechanism 8 .

[0043] As can be seen from the above, when in use, the azimuth angle of the monitoring mechanism 9 is adjusted by the driving mechanism 3, the rotating mechanism 6 and the angle adjustment mechanism 8, so as to better monitor the dam body, monitor the surface deformation of the dam body through the laser detection principle of the monitoring mechanism 9, and predict and analyze the subsequent surface deformation data.

[0044] Specifically, the monitoring mechanism 9 includes an information processor 901 , a laser transmitter 902 is installed at one end of the information processor 901 , and an optical receiver 903 is installed below one end of the information processor 901 close to the laser transmitter 902 .

[0045] As can be seen from the above, the dam body is monitored by the monitoring mechanism 9 using the laser detection principle, the electrical pulses are converted into light pulses by the laser transmitter 902, and the laser beam is emitted to the dam body. The optical receiver 903 then converts the light pulses reflected from the dam body into electrical pulses for reception, and the position and shape of the dam body are obtained. The surface deformation data is obtained in real time through the information processor 901, and the surface deformation is analyzed and predicted using the corresponding algorithm.

[0046] Specifically, the driving mechanism 3 includes an electric slide rail 301, which is installed inside the card slot 2. A slider 302 is slidably connected to the outer wall of one side of the electric slide rail 301. A support rod 303 is fixedly installed on the top outer wall of the slider 302. The top ends of the two support rods 303 are fixedly installed on the bottom outer wall of the support plate 5.

[0047] As can be seen from the above, starting the electric slide rail 301 can drive the movement of the slider 302, and then drive the movement of the support plate 5, so as to facilitate the position of the mobile monitoring mechanism 9.

[0048] Specifically, clamping plates 4 are fixedly mounted on both sides of the outer wall at the bottom of the support plate 5 , and the two clamping plates 4 are slidably clamped on the outer walls on both sides of the base 1 .

[0049] As can be seen from the above, the sliding engagement between the clamping plate 4 and the support plate 5 makes the support plate 5 move more stably under the drive of the electric slide rail 301 .

[0050] Specifically, the rotating mechanism 6 includes a motor frame 601, which is installed on the top outer wall of the support plate 5. A stepper motor 602 is installed on the bottom inner wall of the motor frame 601. The top end of the output shaft of the stepper motor 602 is sleeved with a shaft fixing seat 603, and the top end of the shaft fixing seat 603 is fixedly installed at the center position of the bottom outer wall of the fixing plate 7.

[0051] As can be seen from the above, starting the stepper motor 602 can drive the fixed plate 7 to rotate, thereby adjusting the orientation of the monitoring mechanism 9 to facilitate better monitoring of the surface deformation of the dam body.

[0052] Specifically, the angle adjustment mechanism 8 includes a support frame 801 and a support frame 802. The support frame 801 and the support frame 802 are installed in parallel on the top outer wall of the fixed plate 7. A stepper motor 803 is fixedly installed on one side outer wall of the support frame 801, and an axle rod fixing seat 2 805 is fixedly installed on one side outer wall of the support frame 802. A connecting shaft is fixed to one end of the output shaft of the stepper motor 803, and one end of the connecting shaft is rotatably inserted into the circumferential inner wall of the axle rod fixing seat 2 805. A mounting plate 804 is sleeved on the circumferential outer wall of the connecting shaft, and the mounting plate 804 is located between the support frame 801 and the support frame 802.

[0053] As can be seen from the above, starting the second stepper motor 803 can adjust the tilt angle of the monitoring mechanism 9, so that the monitoring mechanism 9 can better monitor the dam body.

[0054] Working principle: When in use, the azimuth angle of the monitoring mechanism 9 is adjusted through the electric slide rail 301, stepper motor 1 602 and stepper motor 2 803 to facilitate better monitoring of the dam body. The monitoring mechanism 9 uses the laser detection principle to monitor the dam body. The laser transmitter 902 converts electrical pulses into light pulses and emits laser beams to the dam body. The optical receiver 903 then restores the light pulses reflected from the dam body into electrical pulses for reception, and the position and shape of the dam body are obtained. The surface deformation data is obtained in real time through the information processor 901, and the surface deformation is analyzed and predicted using the corresponding algorithm.

[0055] Embodiment 2:

[0056] refer to Figure 6 and Figure 7 As shown, this embodiment is basically the same as the previous embodiment, except that a protective frame 10 is fixedly mounted on one side outer wall of the base 1, an installation opening is opened on one side outer wall of the protective frame 10, and a transparent window 11 is fixed on the inner wall of the installation opening.

[0057] As can be seen from the above, the provision of the protection frame 10 and the transparent window 11 facilitates the monitoring mechanism 9 to be protected and facilitates the monitoring mechanism 9 to perform long-term monitoring work.

[0058] 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 monitoring device for reservoir dam safety, characterized in that: include: A base (1), wherein a transverse slot (2) is formed on the top outer wall of the base (1); A driving mechanism (3), wherein two driving mechanisms (3) are horizontally mounted on the inner wall of the slot (2), a support plate (5) is mounted on the top of one end of the driving mechanism (3), and the bottom of the support plate (5) is in contact with the surface of the base (1); A rotating mechanism (6), wherein the rotating mechanism (6) is mounted on the top outer wall of the support plate (5), and a fixing plate (7) is mounted on the top of the rotating mechanism (6); An angle adjustment mechanism (8), wherein the angle adjustment mechanism (8) is mounted on the top outer wall of the fixing plate (7); A monitoring mechanism (9), wherein the monitoring mechanism (9) is installed at one end of the angle adjustment mechanism (8).

2. A reservoir dam safety monitoring device according to claim 1, characterized in that: The monitoring mechanism (9) comprises an information processor (901), a laser transmitter (902) is installed at one end of the information processor (901), and an optical receiver (903) is installed below one end of the information processor (901) close to the laser transmitter (902).

3. A reservoir dam safety monitoring device according to claim 1, characterized in that: The driving mechanism (3) comprises an electric slide rail (301), the electric slide rail (301) being mounted inside the card slot (2), a slider (302) being slidably engaged on an outer wall of one side of the electric slide rail (301), a support rod (303) being fixedly mounted on the top outer wall of the slider (302), and the top ends of the two support rods (303) being fixedly mounted on the bottom outer wall of the support plate (5).

4. A reservoir dam safety monitoring device according to claim 1, characterized in that: Clamping plates (4) are fixedly mounted on both sides of the outer wall at the bottom of the support plate (5), and the two clamping plates (4) are respectively slidably clamped on the outer walls on both sides of the base (1).

5. A reservoir dam safety monitoring device according to claim 1, characterized in that: The rotating mechanism (6) comprises a motor frame (601), wherein the motor frame (601) is mounted on the top outer wall of the support plate (5), and a stepper motor (602) is mounted on the bottom inner wall of the motor frame (601), and the top end of the output shaft of the stepper motor (602) is sleeved with a shaft fixing seat (603), and the top end of the shaft fixing seat (603) is fixedly mounted at the center position of the bottom outer wall of the fixing plate (7).

6. A reservoir dam safety monitoring device according to claim 1, characterized in that: The angle adjustment mechanism (8) comprises a support frame 1 (801) and a support frame 2 (802), wherein the support frame 1 (801) and the support frame 2 (802) are mounted in parallel on the top outer wall of the fixed plate (7), a stepper motor 2 (803) is fixedly mounted on one side outer wall of the support frame 1 (801), a shaft fixing seat 2 (805) is fixedly mounted on one side outer wall of the support frame 2 (802), a connecting shaft is fixedly mounted on one end of the output shaft of the stepper motor 2 (803), one end of the connecting shaft is rotatably inserted into the circumferential inner wall of the shaft fixing seat 2 (805), a mounting plate (804) is sleeved on the circumferential outer wall of the connecting shaft, and the mounting plate (804) is located between the support frame 1 (801) and the support frame 2 (802).

7. A reservoir dam safety monitoring device according to claim 1, characterized in that: A protection frame (10) is fixedly mounted on one side outer wall of the base (1), a mounting opening is opened on one side outer wall of the protection frame (10), and a transparent window (11) is fixed on the inner wall of the mounting opening.

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