Reservoir dam displacement monitoring device based on single-beidou technology and method thereof

Abstract

The application relates to the technical field of dam displacement monitoring, in particular to a reservoir dam displacement monitoring device based on single Beidou technology, which comprises a base station and a monitoring station, two transmission gears are arranged below the base station, a gear chain is engaged between the two transmission gears, the gear chain is connected with the base station, and one of the transmission gears is connected with a driving motor. The driving motor and the transmission gears control the gear chain movement, the gear chain drives the first supporting plate to move synchronously, the first supporting plate drives the base station and the second supporting plate to move synchronously, the second supporting plate drives the monitoring station to move synchronously, the monitoring station is conveniently moved to the position required for dam monitoring, the deformation amount of different positions of the dam can be detected after the monitoring station is moved to different points of the dam, a plurality of monitoring stations do not need to be arranged on the dam, and the purchase and maintenance costs are saved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of dam displacement monitoring, and particularly relates to a reservoir dam displacement monitoring device based on single Beidou technology and a method thereof. BACKGROUND

[0002] The safe operation of a reservoir dam, as a large hydraulic structure, is of great importance. By monitoring the displacement and deformation of the dam in real time, potential safety hazards can be discovered in a timely manner, and the occurrence of disasters such as dam collapse can be prevented. In the prior art, a monitoring device based on single Beidou technology can provide high-precision displacement monitoring data to ensure the safe operation of the dam. However, the slope of the dam in the prior art is relatively wide, and therefore a large number of monitoring stations are arranged on the slope of the dam to detect the deformation of the slope of the dam. However, a large number of monitoring stations need to be arranged, which increases the purchase cost and the maintenance cost in the later period. SUMMARY

[0003] The present application relates to the technical field of dam displacement monitoring, and particularly relates to a reservoir dam displacement monitoring device based on single Beidou technology and a method thereof.

[0004] In order to achieve the above object, the technical scheme adopted by the present application is: a reservoir dam displacement monitoring device based on single Beidou technology, comprising a base station and a monitoring station, two transmission gears are arranged below the base station, a gear chain is engaged between the two transmission gears, the gear chain is connected with the base station, one of the transmission gears is connected with a driving motor, a dovetail groove block is connected below the monitoring station, a long dovetail block is matched and arranged in the inside of the dovetail groove block, the base station and the monitoring station are fixedly connected between them, a fixed shaft is penetratingly installed on the side surface of each of the two transmission gears, a first fixing block is installed at the two ends of the two fixed shafts, one side of one of the first fixing blocks is connected with a locking mechanism corresponding to the position of the transmission gear, the locking mechanism comprises a mounting plate, the mounting plate is located on one side of the transmission gear, a plurality of limiting tooth blocks are installed on the side surface of the mounting plate, the limiting tooth blocks are clamped into the tooth grooves of the transmission gear, a sliding rod is installed on the other side surface of the mounting plate, a first electromagnet is fixedly installed at one end of the sliding rod, a second fixing block is movably sleeved on the surface of the sliding rod, a first compression spring is sleeved on the surface of the sliding rod, the two ends of the first compression spring are connected with the mounting plate and the second fixing block respectively, a second electromagnet corresponding in position is arranged on one side of the first electromagnet, the second electromagnet is connected with the first fixing block, a first supporting plate is installed at the bottom of the base station, a second connecting rod is installed on the side surface of the first supporting plate, a first connecting rod is installed on the side surface of a second supporting plate, an installation groove is formed on the surface of the second connecting rod, one end of the first connecting rod extends into the installation groove, a plug rod is installed in the inside of the installation groove, a deep hole is formed at the end of the first connecting rod, one end of the plug rod is inserted into the deep hole, a stretching spring is sleeved on the surface of the plug rod, the two ends of the stretching spring are respectively installed at the end of the first connecting rod and the surface of the installation groove, a second supporting plate is installed at the bottom of the monitoring station, a plurality of moving mechanisms are installed at the bottom of the first supporting plate and the second supporting plate.

[0005] Preferably, a second connecting block is installed on the side surface of the second electromagnet, a first connecting block is installed at one end of the second connecting block, the first connecting block is installed on the side surface of the first fixing block, and one end of the second fixing block is installed on the side surface of the first connecting block.

[0006] Preferably, the moving mechanism comprises a fixed pipe, a fixed rod is inserted into the bottom end of the fixed pipe, a damping spring is arranged in the inside of the fixed pipe, the two ends of the damping spring are respectively installed at one end of the fixed rod and the inner surface of the fixed pipe, an installation block is installed at the other end of the fixed rod, a sliding wheel is installed at the bottom of the installation block, and a sliding rail is arranged below the sliding wheel.

[0007] Preferably, a sliding groove is formed on the side surface of the fixed pipe, a sliding block is installed at one end of the fixed rod, and one end of the sliding block extends into the inside of the sliding groove.

[0008] Preferably, the surface of the gear chain is provided with a third connecting block, and the top of the third connecting block is mounted on the bottom of the first supporting plate.

[0009] The application also provides a use method of the reservoir dam displacement monitoring device based on the single Beidou technology.

[0010] First, control the first electromagnet and the second electromagnet to be electrified, and the first electromagnet and the second electromagnet generate magnetic force to attract each other after being electrified. Since the position of the second electromagnet is fixed, the first electromagnet moves towards the second electromagnet due to the magnetic force, and the first electromagnet drives the sliding rod to slide in the second fixed block, and the sliding rod drives the limiting tooth block to move out of the transmission gear through the mounting plate.

[0011] Second, after the transmission gear is not limited by the limiting tooth block, control the driving motor to be electrified, and the driving motor drives the transmission gear to rotate through the fixed shaft. The transmission gear drives another transmission gear to rotate synchronously through the gear chain. With the movement of the gear chain, the gear chain drives the first supporting plate to move along the horizontal direction through the third connecting block, thereby driving the base station to move on the surface of the stable area of the dam. The first supporting plate drives the second supporting plate to move synchronously through the first connecting rod and the second connecting rod, and the second supporting plate drives the monitoring station to move synchronously, thereby driving the monitoring station to move on the surface of the deformation area of the dam.

[0012] Third, after the base station and the monitoring station move to the required position, the first electromagnet and the second electromagnet can be controlled to be de-energized. The first compression spring in the compressed state reversely pushes the mounting plate to move through the elastic potential energy of itself. The mounting plate drives the limiting tooth block to move into the tooth groove of the transmission gear, so as to fix the position of the transmission gear, thereby improving the stability of the position of the base station and the monitoring station.

[0013] Fourth, the position information of the dam where the monitoring station is located is monitored through the single Beidou positioning. The current position information is the first original observation data of the monitoring station for monitoring the current monitoring point of the dam. The base station is used for receiving the observation data of the current monitoring point of the monitoring station, and the observation data is used as the second original observation data and is transmitted to the single Beidou through the wireless transmission module. By comparing the two groups of original observation data, the deformation amount of the dam can be monitored.

[0014] Compared with the prior art, the application has the following beneficial effects:

[0015] The scheme controls the gear chain movement through the driving motor and transmission gear, the gear chain drives the first support plate to move synchronously, the first support plate drives the base station and the second support plate to move synchronously, and the second support plate drives the monitoring station to move synchronously, so that the monitoring station is conveniently moved to the position required to monitor the dam, and after being moved to different point positions of the dam, the deformation amount of different positions of the dam can be detected, and multiple monitoring stations need not be arranged on the dam, thereby saving the purchase and maintenance costs. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of a reservoir dam displacement monitoring device based on single Beidou technology;

[0017] Figure 2 It is a first support plate, gear chain and transmission gear connection top view of a reservoir dam displacement monitoring device based on single Beidou technology;

[0018] Figure 3 It is a first support plate, gear chain and transmission gear side view of a reservoir dam displacement monitoring device based on single Beidou technology;

[0019] Figure 4 It is a fixed pipe fitting and fixed rod connection schematic view of a reservoir dam displacement monitoring device based on single Beidou technology;

[0020] Figure 5 It is a first connecting rod and second connecting rod connection schematic view of a reservoir dam displacement monitoring device based on single Beidou technology.

[0021] In the figure: first connecting rod 1, second connecting rod 2, driving motor 3, transmission gear 4, third connecting block 5, base station 6, first support plate 7, fixed pipe fitting 8, mounting block 9, sliding wheel 10, sliding rail 11, monitoring station 12, long strip dovetail block 13, dovetail groove block 14, mounting rod 15, second support plate 16, first fixed block 17, first connecting block 18, second connecting block 19, fixed shaft 20, gear chain 21, limiting tooth block 22, mounting plate 23, first compression spring 24, sliding rod 25, second fixed block 26, first electromagnet 27, second electromagnet 28, sliding groove 29, sliding block 30, damping spring 31, fixed rod 32, plug rod 33, deep hole 34, tension spring 35, dam deformation area 36, dam stable area 37. DETAILED DESCRIPTION

[0022] The following description is used to disclose the present application so that those skilled in the art can implement the present application. The preferred embodiments in the following description are only as examples, and other obvious modifications can be thought of by those skilled in the art.

[0023] As Figures 1-5The single Beidou technology-based reservoir dam displacement monitoring device shown comprises a base station 6 and a monitoring station 12, two transmission gears 4 are arranged below the base station 6, a gear chain 21 is engaged between the two transmission gears 4, the gear chain 21 is connected with the base station 6, one of the transmission gears 4 is connected with a driving motor 3, and the length of the gear chain 21 between the two transmission gears 4 is equal to the horizontal length of the dam, so that the base station 6 and the monitoring station 12 are conveniently moved along the horizontal direction of the dam, and then different points of the dam are monitored.

[0024] A dovetail groove block 14 is connected below the monitoring station 12, a long dovetail block 13 is matched and arranged in the dovetail groove block 14, the base station 6 and the monitoring station 12 are fixedly connected, the long dovetail block 13 is embedded in the dam through a plurality of mounting rods 15, the position of the long dovetail block 13 is fixed, the long dovetail block 13 is synchronously moved through the mounting rod 15 when the dam deforms, the long dovetail block 13 is synchronously moved through the dovetail groove block 14, the dam deformation drives the monitoring station 12 to synchronously move, and then the monitoring station 12 conveniently monitors the dam deformation, the second supporting plate 16 drives the dovetail groove block 14 to slide on the surface of the long dovetail block 13 with the movement of the second supporting plate 16, the stability of the second supporting plate 16 during movement is improved, and the length of the long dovetail block 13 is equal to the horizontal length of the dam.

[0025] A fixed shaft 20 is arranged through the side surface of each of the two transmission gears 4, a first fixed block 17 is arranged at the two ends of the two fixed shafts 20, a locking mechanism corresponding to the position of the transmission gear 4 is connected to one side of one of the first fixed blocks 17, the locking mechanism comprises a mounting plate 23, the mounting plate 23 is arranged on one side of the transmission gear 4, a plurality of limiting tooth blocks 22 are arranged on the side surface of the mounting plate 23, the limiting tooth blocks 22 are clamped into the tooth grooves of the transmission gear 4, a sliding rod 25 is arranged on the other side surface of the mounting plate 23, a first electromagnet 27 is fixedly arranged at one end of the sliding rod 25, a second fixed block 26 is movably arranged on the surface of the sliding rod 25, a first compression spring 24 is arranged on the surface of the sliding rod 25, the two ends of the first compression spring 24 are connected with the mounting plate 23 and the second fixed block 26, a second electromagnet 28 corresponding in position is arranged on one side of the first electromagnet 27, the second electromagnet 28 is connected with the first fixed block 17, the first electromagnet 27 and the second electromagnet 28 are attracted to each other by magnetic force after being electrified, the first electromagnet 27 is conveniently moved towards the second electromagnet 28 by the magnetic force due to the fixed position of the second electromagnet 28, meanwhile, the mounting plate 23 presses the first compression spring 24, and the length of the first compression spring 24 is contracted, at this time, the limiting tooth blocks 22 are conveniently moved out of the tooth grooves of the transmission gear 4, and the first compression spring 24 reversely drives the limiting tooth blocks 22 to move into the tooth grooves of the transmission gear 4 by the elastic potential energy of the first compression spring 24 after the first electromagnet 27 and the second electromagnet 28 are deenergized, so as to fix the positions of the base station 6 and the monitoring station 12.

[0026] The side of the second electromagnet 28 is provided with a second connecting block 19, one end of the second connecting block 19 is provided with a first connecting block 18, one end of the first connecting block 18 is installed on the side of the first fixed block 17, one end of the second fixed block 26 is installed on the side of the first connecting block 18, and the first connecting block 18 and the second connecting block 19 are used to fix the positions of the first electromagnet 27 and the second electromagnet 28.

[0027] The bottom of the base station 6 is provided with a first supporting plate 7, the bottom of the monitoring station 12 is provided with a second supporting plate 16, the bottoms of the first supporting plate 7 and the second supporting plate 16 are provided with a plurality of moving mechanisms, the moving mechanism comprises a fixed pipe 8, the bottom end of the fixed pipe 8 is inserted with a fixed rod 32, the inside of the fixed pipe 8 is provided with a damping spring 31, both ends of the damping spring 31 are respectively installed on one end of the fixed rod 32 and the inner surface of the fixed pipe 8, the other end of the fixed rod 32 is provided with a mounting block 9, the bottom of the mounting block 9 is provided with a sliding wheel 10, the lower side of the sliding wheel 10 is provided with a sliding rail 11, the first supporting plate 7 and the second supporting plate 16 are respectively driven to move on the sliding rail 11 after being stressed, which improves the stability of the movement of the first supporting plate 7 and the second supporting plate 16, and the damping spring 31 is arranged to reduce the amplitude of shaking of the first supporting plate 7 and the second supporting plate 16 during movement, further improving the stability of the base station 6 and the monitoring station 12 during movement; a plurality of sliding rails 11 are respectively laid on the surfaces of the dam deformation area 36 and the dam stable area 37.

[0028] The side of the fixed pipe 8 is provided with a sliding groove 29, one end of the fixed rod 32 is provided with a sliding block 30, one end of the sliding block 30 extends into the inside of the sliding groove 29, the sliding block 30 slides in the sliding groove 29 while allowing the fixed rod 32 to slide in the fixed pipe 8, and both ends of the sliding groove 29 limit the sliding block 30, improving the stability of the sliding of the fixed rod 32 in the fixed pipe 8.

[0029] The surface of the gear chain 21 is provided with a third connecting block 5, the top of the third connecting block 5 is installed on the bottom of the first supporting plate 7, and the third connecting block 5 is used to connect and fix the gear chain 21 and the first supporting plate 7.

[0030] The side of the first supporting plate 7 is provided with a second connecting rod 2, the side of the second supporting plate 16 is provided with a first connecting rod 1, the surface of the second connecting rod 2 is provided with a mounting groove, one end of the first connecting rod 1 extends into the mounting groove, the inside of the mounting groove is provided with a plug rod 33, the end of the first connecting rod 1 is provided with a deep hole 34, one end of the plug rod 33 is inserted into the deep hole 34, the surface of the plug rod 33 is provided with a tension spring 35, the two ends of the tension spring 35 are respectively arranged on the end of the first connecting rod 1 and the surface of the mounting groove, when the dam deformation area 36 deforms along the slope direction, the dam deformation area 36 drives the second supporting plate 16 to move synchronously, the second supporting plate 16 drives the first connecting rod 1 to slide on the surface of the plug rod 33, so that the monitoring station 12 moves synchronously with the deformation of the dam; the tension spring 35 can stabilize the connection between the first connecting rod 1 and the second connecting rod 2, and prevent the first connecting rod 1 from sliding out of the plug rod 33.

[0031] In the scheme, the driving motor 3 is connected with the PLC controller through wires, the PLC controller is connected with the external power supply through wires, the PLC controller controls the moving end of the driving motor 3 to rotate clockwise or counterclockwise, and the first supporting plate 7 is conveniently controlled to reciprocate along the horizontal direction.

[0032] The application also provides a use method of the reservoir dam displacement monitoring device based on single Beidou technology, and the use method comprises the following steps:

[0033] First, the first electromagnet 27 and the second electromagnet 28 are controlled to be electrified, the first electromagnet 27 and the second electromagnet 28 generate magnetic force to attract each other after being electrified, the first electromagnet 27 moves towards the second electromagnet 28 due to the magnetic force, the first electromagnet 27 drives the sliding rod 25 to slide in the second fixed block 26, and the sliding rod 25 drives the limiting tooth block 22 to move out of the transmission gear 4 through the mounting plate 23;

[0034] Second, the transmission gear 4 is controlled to be electrified after being not limited by the limiting tooth block 22, the driving motor 3 drives the transmission gear 4 to rotate through the fixed shaft 20, the transmission gear 4 drives another transmission gear 4 to rotate synchronously through the gear chain 21, the first supporting plate 7 is driven to move along the horizontal direction through the third connecting block 5 along with the movement of the gear chain 21, thereby driving the base station 6 to move on the surface of the dam stable area 37, the first supporting plate 7 drives the second supporting plate 16 to move synchronously through the first connecting rod and the second connecting rod, the second supporting plate 16 drives the monitoring station 12 to move synchronously, thereby driving the monitoring station 12 to move on the surface of the dam deformation area 36;

[0035] Third, after the base station 6 and the monitoring station 12 are moved to the required position, the first electromagnet 27 and the second electromagnet 28 can be controlled to be powered off, the first compression spring 24 in the compressed state is reversely pushed to move the mounting plate 23 by the elastic potential energy, the mounting plate 23 drives the limiting tooth block 22 to move into the tooth groove of the transmission gear 4, and the position of the transmission gear 4 is fixed, so that the stability of the position of the base station 6 and the monitoring station 12 is improved;

[0036] Fourth, the position information of the dam at the single-beidou monitoring station 12 is monitored, the current position information is the first original observation data of the monitoring station 12 monitoring the dam, the base station 6 is used for receiving the observation data of the monitoring station 12 at the current monitoring point, and the observation data is used as the second original observation data and is transmitted to the single-beidou through the wireless transmission module, and by comparing the two groups of original observation data, the deformation of the dam is monitored.

[0037] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A reservoir dam displacement monitoring device based on single Beidou technology, comprising a base station (6) and a monitoring station (12), characterized in that, Two transmission gears (4) are provided below the base station (6), and a gear chain (21) meshes between the two transmission gears (4). The gear chain (21) is connected to the base station (6). One of the transmission gears (4) is connected to a drive motor (3). A dovetail block (14) is connected below the monitoring station (12). A long strip dovetail block (13) is inserted into the dovetail block (14). The base station (6) and the monitoring station (12) are connected and fixed. A fixed shaft (20) is installed through the sides of both transmission gears (4). A first [unclear] is installed at both ends of the two fixed shafts (20). A fixing block (17) is provided, one side of which is connected to a locking mechanism corresponding to the position of the transmission gear (4). The locking mechanism includes a mounting plate (23), which is located on one side of the transmission gear (4). Multiple limiting teeth (22) are installed on the side of the mounting plate (23), and the multiple limiting teeth (22) are engaged in the tooth grooves of the transmission gear (4). A sliding rod (25) is installed on the other side of the mounting plate (23). A first electromagnet (27) is fixedly installed at one end of the sliding rod (25), and a second electromagnet is movably sleeved on the surface of the sliding rod (25). The base station (6) is equipped with a fixed block (26). A first compression spring (24) is sleeved on the surface of the sliding rod (25). The two ends of the first compression spring (24) are respectively connected to the mounting plate (23) and the second fixed block (26). A second electromagnet (28) is provided on one side of the first electromagnet (27). The second electromagnet (28) is connected to the first fixed block (17). A first support plate (7) is installed at the bottom of the base station (6). A second connecting rod (2) is installed on the side of the first support plate (7). A first connecting rod (1) is installed on the side of the second support plate (16). The second connecting rod (2) is... The surface is provided with an installation groove, one end of the first connecting rod (1) extends into the installation groove, and a plug rod (33) is installed inside the installation groove. The end of the first connecting rod (1) is provided with a deep hole (34), and one end of the plug rod (33) is inserted into the deep hole (34). A tension spring (35) is sleeved on the surface of the plug rod (33). The two ends of the tension spring (35) are respectively installed on the end of the first connecting rod (1) and the surface of the installation groove. A second support plate (16) is installed at the bottom of the monitoring station (12). Multiple moving mechanisms are installed at the bottom of both the first support plate (7) and the second support plate (16).

2. The reservoir dam displacement monitoring device based on single Beidou technology according to claim 1, characterized in that, A second connecting block (19) is mounted on the side of the second electromagnet (28), and a first connecting block (18) is mounted on one end of the second connecting block (19). One end of the first connecting block (18) is mounted on the side of the first fixing block (17), and one end of the second fixing block (26) is mounted on the side of the first connecting block (18).

3. The reservoir dam displacement monitoring device based on single Beidou technology according to claim 1, characterized in that, The moving mechanism includes a fixed pipe (8), with a fixed rod (32) inserted into the bottom end of the fixed pipe (8). A damping spring (31) is provided inside the fixed pipe (8). The two ends of the damping spring (31) are respectively installed on one end of the fixed rod (32) and the inner surface of the fixed pipe (8). An installation block (9) is installed on the other end of the fixed rod (32). A sliding wheel (10) is installed at the bottom of the installation block (9). A slide rail (11) is provided below the sliding wheel (10).

4. The reservoir dam displacement monitoring device based on single Beidou technology according to claim 3, characterized in that, The side of the fixed pipe fitting (8) is provided with a sliding groove (29), and a slider (30) is installed at one end of the fixed rod (32), with one end of the slider (30) extending into the interior of the sliding groove (29).

5. A reservoir dam displacement monitoring device based on single Beidou technology according to claim 1, characterized in that, A third connecting block (5) is mounted on the surface of the gear chain (21), and the top of the third connecting block (5) is mounted on the bottom of the first support plate (7).

6. A method for using a reservoir dam displacement monitoring device based on single Beidou technology according to any one of claims 1-5, characterized in that, Includes the following steps: First, control the first electromagnet (27) and the second electromagnet (28) to be energized. After the first electromagnet (27) and the second electromagnet (28) are energized, they generate magnetic force to attract each other. Since the position of the second electromagnet (28) is fixed, the first electromagnet (27) moves towards the second electromagnet (28) due to magnetic attraction. The first electromagnet (27) drives the sliding rod (25) to slide in the second fixed block (26). At the same time, the sliding rod (25) drives the limiting tooth block (22) to move out of the transmission gear (4) through the mounting plate (23). Second, after the transmission gear (4) is limited by the unrestricted tooth block (22), the drive motor (3) is powered on and works. The drive motor (3) drives the transmission gear (4) to rotate through the fixed shaft (20). The transmission gear (4) drives another transmission gear (4) to rotate synchronously through the gear chain (21). As the gear chain (21) moves, the gear chain (21) drives the first support plate (7) to move horizontally through the third connecting block (5), thereby driving the base station (6) to move on the surface of the dam stability zone (37). The first support plate (7) drives the second support plate (16) to move synchronously through the first connecting rod and the second connecting rod. The second support plate (16) drives the monitoring station (12) to move synchronously, thereby driving the monitoring station (12) to move on the surface of the dam deformation zone (36). Third, once the base station (6) and the monitoring station (12) have moved to the required positions, the first electromagnet (27) and the second electromagnet (28) can be de-energized. The first compression spring (24), which is in a compressed state, pushes the mounting plate (23) to move in the opposite direction through its own elastic potential energy. The mounting plate (23) drives the limiting tooth block (22) to move into the tooth groove of the transmission gear (4) to fix the position of the transmission gear (4), thereby improving the stability of the positions of the base station (6) and the monitoring station (12). Fourth, the location information of the dam where the single Beidou positioning monitoring station (12) is located is used. The current location information is the first original observation data of the current monitoring point of the dam monitored by the monitoring station (12). The base station (6) is used to receive the observation data of the current monitoring point of the monitoring station (12) and transmit the observation data to the single Beidou through the wireless transmission module as the second original observation data. By comparing the two sets of original observation data, it is convenient to monitor the deformation of the dam.

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