Intelligent water conservancy online monitoring system

Abstract

The invention belongs to the technical field of water conservancy monitoring, and particularly relates to an intelligent water conservancy online monitoring system which comprises a main frame, a mounting opening is formed in the top of the main frame, a guide sleeve fixedly connected with the main frame is inserted into the mounting opening, a moving rod is inserted into the guide sleeve, a floating plate is fixed to the bottom end of the moving rod, and a water sample monitor is fixed to the top of the floating plate. A monitoring probe on the water sample monitor penetrates through the floating plate and extends to the position below the floating plate, a displacement sensor is fixed to the top end of the moving rod, and a cleaning mechanism is further arranged on the main frame and used for regularly cleaning impurities on the moving rod. According to the device, the floating plate can descend or ascend along with the water surface, so that the water level is monitored on line, and the water sample monitor can monitor related indexes of water quality on line through the monitoring probe, so that the monitoring is more convenient, and the device structure is more simplified.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water conservancy monitoring, and particularly relates to a smart water conservancy online monitoring system. BACKGROUND

[0002] The main management object of smart water conservancy is water conservancy infrastructure such as rivers, lakes and water resources development and utilization, and the service object is the economy and society. Traditional water conservancy has been difficult to meet the requirements of professionalization, refinement and intelligent management proposed by the economic and social development of the new era. Water conservancy must take the river basin as the unit, take the river system as the meridian, and take the water conservancy project as the node. Through smart water conservancy, a modern water conservancy infrastructure network platform is built to meet the new requirements of economic and social development in the new era.

[0003] The existing smart water conservancy online monitoring equipment needs to be moved by the staff when the water level of the river rises or falls. Otherwise, the monitoring device will be exposed on the river, resulting in failure to monitor water conservancy information, or the device will be damaged by being submerged in water for a long time. Therefore, corresponding improvements are made for the problem. SUMMARY

[0004] Based on the technical problems existing in the prior art, the present application provides a smart water conservancy online monitoring system.

[0005] The smart water conservancy online monitoring system provided by the present application comprises a main frame, a mounting hole is formed in the top of the main frame, a guide sleeve fixedly connected with the main frame is inserted into the mounting hole, a moving rod is inserted into the guide sleeve, a floating plate is fixed to the bottom end of the moving rod, a water sample monitor is fixed to the top of the floating plate, a monitoring probe on the water sample monitor penetrates through the floating plate and extends below the floating plate, a displacement sensor is fixed to the top end of the moving rod, and a cleaning mechanism is further arranged on the main frame and used for cleaning impurities on the moving rod periodically. The main frame is fixedly installed at the water gate of the reservoir, and the initial value of the displacement sensor is set. With the rising of the water level, the floating plate will rise with the water surface, and with the falling of the water level, the floating plate will fall with the water surface. The height of the displacement sensor rising and falling is superimposed with the initial value to obtain the height of the current water level, so that the water level is monitored online. The water sample monitor monitors the related indexes of water quality online through the monitoring probe. When it is necessary to clean the impurities on the moving rod, the cleaning mechanism will clean the impurities on the moving rod by being close to the moving rod.

[0006] Preferably, the cleaning mechanism comprises a polishing assembly and a moving assembly. The polishing assembly comprises a pair of electric push rods fixed to the two inner sides of the main frame respectively, and the output shaft of the electric push rod is fixedly connected with a friction block. The moving assembly is used for driving the moving rod to move up and down. The output shafts of the two electric push rods drive the friction blocks to move to the middle until the friction blocks are tightly attached to the moving rod, and then the moving assembly drives the moving rod to reciprocate up and down, so that the impurities on the moving rod are cleaned through the friction blocks.

[0007] Preferably, the two inner sides of the main frame are respectively fixed with guide columns, the inner ends of the guide columns are inserted with guide frames, and the inner ends of the guide frames are fixedly connected with the corresponding friction blocks. The guide columns and the guide frames cooperate to limit the friction blocks in the horizontal direction, so that the movement of the friction blocks is more stable.

[0008] Preferably, the moving assembly comprises a first motor arranged at the top end of the main frame, the output shaft of the first motor is fixedly connected with a gear, one side of the moving rod is provided with a notch, the notch is fixedly provided with a rack capable of being meshed with the gear, and the side close to the notch of the guide sleeve is provided with a gap for the gear to enter. The first motor is connected with a translation assembly; the first motor is driven to move by the translation assembly until the gear and the rack are meshed together, and then the first motor is started. The output shaft of the first motor drives the gear to periodically reverse, the gear meshes with the rack to drive the moving rod to periodically move up and down. After cleaning, the first motor is reset by the translation assembly to make the gear and the rack disengage.

[0009] Preferably, the translation assembly comprises a second motor fixed at the rear of the main frame, the output shaft of the second motor is fixedly connected with a screw rod, a sliding groove is arranged at the rear of the main frame, a sliding seat is slidably connected in the sliding groove, the sliding seat is threadedly connected with the screw rod, and the first motor is fixed at the top of the sliding seat; the second motor is started, the output shaft of the second motor drives the screw rod to rotate, the rotating screw rod drives the sliding seat to move along the sliding groove, and then the sliding seat synchronously drives the first motor to move.

[0010] Preferably, it further comprises: The impurity density acquisition module is fixed on one inner side of the main frame, is used for acquiring the actual density of the impurities on the surface of the moving rod when the cleaning mechanism cleans the impurities on the surface of the moving rod in real time, and generates an impurity density change coefficient through the central processor; The current acquisition module is fixed on the top of the main frame, is used for acquiring the actual output current of the first motor when the cleaning mechanism cleans the impurities on the surface of the moving rod in real time, and generates a current fluctuation coefficient through the central processor; The generated impurity density change coefficient and current fluctuation coefficient are comprehensively analyzed by the central processor to generate an evaluation coefficient. The evaluation coefficient is compared with a pre-set evaluation coefficient reference threshold value to determine whether the cleaning mechanism needs to strengthen the cleaning intensity of the impurities on the surface of the moving rod, and the working state of the polishing assembly and the moving assembly is controlled according to the comparison result; The output end of the central processor is electrically connected with the input end of the electric push rod, the first motor and the second motor respectively, and the input end and the output end of the current collection module and the input end and the output end of the impurity density collection module are electrically connected with the output end and the input end of the central processor respectively.

[0011] Preferably, the impurity density variation coefficient acquisition logic is: S1, acquiring the actual impurity density of the moving rod surface at different time points within T time when the cleaning mechanism is cleaning the impurities on the moving rod surface by the impurity density collection module, and marking the actual impurity density of the moving rod surface at different time points within T time when the cleaning mechanism is cleaning the impurities on the moving rod surface as , , wherein , is a positive integer; S2, calculating the impurity density variation coefficient, and the calculation expression is: , wherein is the impurity density variation coefficient.

[0012] Preferably, the current fluctuation coefficient acquisition logic is: S1, acquiring the actual output current of the first motor at different time points within T time when the cleaning mechanism is cleaning the impurities on the moving rod surface by the current collection module, and marking the actual output current of the first motor at different time points within T time when the cleaning mechanism is cleaning the impurities on the moving rod surface as , , wherein , is a positive integer; S2, calculating the current fluctuation coefficient, and the calculation expression is: , wherein is the current fluctuation coefficient.

[0013] Preferably, the formula analysis is performed by the central processor according to the formula: , is the evaluation coefficient, and are preset proportional coefficients of the impurity density variation coefficient and the current fluctuation coefficient respectively, and and are both greater than 0.

[0014] Preferably, the pre-set evaluation coefficient reference threshold is set as The calculated evaluation coefficient is compared with a preset evaluation coefficient reference threshold value by a central processor to determine whether the cleaning mechanism needs to increase the cleaning intensity on the impurities, and the working state of the polishing assembly and the moving assembly is controlled according to the comparison result. When the calculated evaluation coefficient is less than the preset evaluation coefficient reference threshold value, the cleaning mechanism does not need to increase the cleaning intensity on the impurities, a normal signal is generated, the central processor receives the normal signal, generates a holding signal, and transmits the holding signal to the electric push rod and the first motor, respectively, and the electric push rod and the first motor receive the holding signal and control the polishing assembly and the moving assembly to perform holding work, respectively. When the calculated evaluation coefficient is greater than the preset evaluation coefficient reference threshold value, the cleaning mechanism needs to increase the cleaning intensity on the impurities, a hidden danger signal is generated, the central processor receives the hidden danger signal, generates an adjustment signal, and transmits the holding signal to the electric push rod and the first motor, respectively, and the electric push rod and the first motor receive the adjustment signal and control the polishing assembly and the moving assembly to perform adjustment work, respectively.

[0015] Compared with the prior art, the present application provides a smart water conservancy online monitoring system, which has the following advantages: 1. A smart water conservancy online monitoring system, by setting a floating plate, the floating plate will follow the water surface to descend or rise, the height of the displacement sensor rising and falling is superimposed with the initial value to calculate the current water level height, thereby online monitoring the water level, and the water sample monitor will online monitor the related indicators of the water quality through the monitoring probe, making the monitoring more convenient and the device structure more simplified.

[0016] 2. A smart water conservancy online monitoring system, by setting a cleaning mechanism, the impurities on the moving rod can be periodically cleaned, thereby maintaining the normal movement of the moving rod.

[0017] 3. A smart water conservancy online monitoring system, by setting a current collection module, an impurity density collection module and a central processor, the cleaning of impurities can be more intelligent and efficient, and a high-quality cleaning effect can be maintained. DETAILED DESCRIPTION

[0018] Figure 1 It is a first angle structure schematic view of a smart water conservancy online monitoring system proposed by the present application. Figure 2 It is a second angle structure schematic view of a smart water conservancy online monitoring system proposed by the present application. Figure 3 It is a floating plate structure schematic view of a smart water conservancy online monitoring system proposed by the present application. Figure 4 It is a smart water conservancy online monitoring system proposed by the present application​​​​Figure 2 An enlarged structural schematic view of A of the application; Figure 5 An installation structure schematic view between the moving rod and the rack of the intelligent water conservancy online monitoring system provided by the application; Figure 6 An enlarged structural schematic view of B of the application; Figure 2 An enlarged structural schematic view of B of the application; Figure 7 An enlarged structural schematic view of C of the application; Figure 1 An enlarged structural schematic view of C of the application; Figure 8 A principle diagram of the intelligent water conservancy online monitoring system provided by the application.

[0019] In the figure: 1, main frame; 2, guide sleeve; 3, moving rod; 4, floating plate; 5, installation port; 6, displacement sensor; 7, water sample monitor; 8, monitoring probe; 9, first motor; 10, gear; 11, notch; 12, rack; 13, gap; 14, sliding groove; 15, sliding seat; 16, second motor; 17, screw rod; 18, electric push rod; 19, friction block; 20, guide frame; 21, guide column; 22, current acquisition module; 23, impurity density acquisition module; 24, central processing unit. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only some of the embodiments of the application, but not all the embodiments of the application.

[0021] In the description of the application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0022] Reference Figures 1-8The utility model relates to a kind of wisdom water conservancy online monitoring system, including main frame 1, main frame 1 top is set with installation mouth 5, installation mouth 5 is inserted with the guide sleeve 2 of being fixedly connected with main frame 1, guide sleeve 2 is inserted with movable rod 3, the bottom of movable rod 3 is fixed with float plate 4, the top of float plate 4 is fixed with water sample monitor 7, monitoring probe 8 on water sample monitor 7 passes through float plate 4 and extends to the below of float plate 4, the top of movable rod 3 is fixed with displacement sensor 6, considering that the equipment is long-term with water contact, movable rod 3 surface can rust or produce scale and other impurities, then movable rod 3 in guide sleeve 2 Normal movement will be affected, so main frame 1 is also provided with cleaning mechanism, and cleaning mechanism is used for regularly cleaning the impurities on movable rod 3; It should be noted that the main frame 1 is fixedly installed at the water gate of the reservoir, and the initial value of the displacement sensor 6 is set. As the water level rises, the float plate 4 will rise with the water surface, and as the water level falls, the float plate 4 will fall with the water surface. The height of the displacement sensor 6 rising and falling is superimposed with the initial value to obtain the current water level height, so as to monitor the water level online. The water sample monitor 7 monitors the relevant indicators of water quality online through the monitoring probe 8. When the impurities on the movable rod 3 need to be cleaned, the cleaning mechanism will be close to the movable rod 3 to clean the impurities on the movable rod 3.

[0023] The cleaning mechanism includes a polishing assembly and a moving assembly. The polishing assembly includes a pair of electric push rods 18 fixed on the two inner sides of the main frame 1. The output shaft of the electric push rod 18 is fixedly connected with a friction block 19. The moving assembly drives the movable rod 3 to move up and down. It should be noted that the output shafts of the two electric push rods 18 will move the friction blocks 19 towards the middle until the friction blocks 19 are close to the movable rod 3. Then the moving assembly drives the movable rod 3 to move up and down reciprocally, so that the impurities on the movable rod 3 are cleaned by the friction blocks 19.

[0024] Further, the two inner sides of the main frame 1 are fixed with guide columns 21. The inner end of the guide column 21 is inserted with a guide frame 20. The inner end of the guide frame 20 is fixedly connected with the corresponding friction block 19. It should be noted that the guide column 21 and the guide frame 20 cooperate to limit the friction block 19 in the horizontal direction, so that the movement of the friction block 19 is more stable.

[0025] The moving assembly includes a first motor 9 arranged at the top end of the main frame 1. The output shaft of the first motor 9 is fixedly connected with a gear 10. One side of the movable rod 3 is provided with a slot 11. The slot 11 is fixedly connected with a rack 12 which can be engaged with the gear 10. The side close to the slot 11 of the guide sleeve 2 is provided with a notch 13 for the gear 10 to enter. The first motor 9 is connected with a translation assembly. It should be noted that the first motor 9 is driven by the translation assembly to move until the gear 10 and the rack 12 are engaged together, and then the first motor 9 is started, the output shaft of the first motor 9 drives the gear 10 to periodically rotate forward and backward, the gear 10 engages the rack 12 to drive the moving rod 3 to periodically move up and down, and after cleaning, the first motor 9 is reset by the translation assembly to disengage the gear 10 and the rack 12.

[0026] The translation assembly includes a second motor 16 fixed at the rear of the main frame 1, the output shaft of the second motor 16 is fixedly connected with a screw rod 17, a sliding groove 14 is formed at the rear of the main frame 1, a sliding seat 15 is slidably connected in the sliding groove 14, the sliding seat 15 is threadedly connected with the screw rod 17, and the first motor 9 is fixed at the top of the sliding seat 15. It should be noted that the second motor 16 is started, the output shaft of the second motor 16 drives the screw rod 17 to rotate, the rotating screw rod 17 drives the sliding seat 15 to move along the sliding groove 14, and then the sliding seat 15 synchronously drives the first motor 9 to move.

[0027] Further, it further includes: The impurity density acquisition module 23 is fixed on one inner side of the main frame 1, is used for acquiring the actual density of the impurities on the surface of the moving rod 3 when the cleaning mechanism cleans the impurities on the surface of the moving rod 3, and generates an impurity density change coefficient through the central processing unit 24; It should be noted that the impurity density acquisition module 23 can be a surface acoustic wave sensor or other device capable of acquiring the actual density of the impurities on the surface of the moving rod 3 when the cleaning mechanism cleans the impurities on the surface of the moving rod 3, and the impurity density acquisition module 23 is not specifically limited here, and can be selected according to actual needs; The current acquisition module 22 is fixed on the top of the main frame 1, is used for acquiring the actual output current of the first motor 9 when the cleaning mechanism cleans the impurities on the surface of the moving rod 3, and generates a current fluctuation coefficient through the central processing unit 24; It should be noted that the current acquisition module 22 can be a current sensor or other device capable of acquiring the actual output current of the first motor 9 when the cleaning mechanism cleans the impurities on the surface of the moving rod 3, and the current acquisition module 22 is not specifically limited here, and can be selected according to actual needs; The generated impurity density change coefficient and current fluctuation coefficient are comprehensively analyzed by the central processing unit 24 to generate an evaluation coefficient, the evaluation coefficient is compared with a pre-set evaluation coefficient reference threshold value, it is judged whether the cleaning mechanism needs to strengthen the cleaning intensity of the impurities on the surface of the moving rod 3, and the working state of the polishing assembly and the moving assembly is controlled according to the comparison result; The output end of the central processor 24 is electrically connected with the input end of the electric push rod 18, the first motor 9 and the second motor 16 respectively, and the input end and the output end of the current collection module 22 and the input end and the output end of the impurity density collection module 23 are electrically connected with the output end and the input end of the central processor 24 respectively. It should be noted that the electrical connection refers to the process of transmitting current from one part of an electronic device or circuit to another part through an electrically conductive material or element. Such connection is a key component of the operation of electronic devices and circuits, which ensures the effective transmission and connection of electronic flow in electronic devices. The electrical connection can be connected by wires, and the above-mentioned electrical connection mode is not specifically limited and can be selected according to actual needs.

[0028] The impurity density change coefficient refers to the difference between the actual density of impurities on the surface of the moving rod 3 at the initial time and the actual density of impurities on the surface of the moving rod 3 at different times when the cleaning mechanism is cleaning the impurities on the surface of the moving rod 3. If the difference is larger, the impurity density change coefficient is larger, which means that the cleaning strength of the cleaning mechanism on the impurities on the surface of the moving rod 3 can meet the normal cleaning. If the difference is smaller, the impurity density change coefficient is smaller, which means that the cleaning strength of the cleaning mechanism on the impurities on the surface of the moving rod 3 cannot meet the normal cleaning. The acquisition logic of the impurity density change coefficient is as follows: S1, acquire the actual density of impurities on the surface of the moving rod 3 at different times within T time when the cleaning mechanism is cleaning the impurities on the surface of the moving rod 3 through the impurity density collection module 23, and mark the actual density of impurities on the surface of the moving rod 3 at different times within T time when the cleaning mechanism is cleaning the impurities on the surface of the moving rod 3 as , , wherein n represents the number of the actual density of impurities on the surface of the moving rod 3 at different times within T time when the cleaning mechanism is cleaning the impurities on the surface of the moving rod 3, , is a positive integer; S2, calculate the impurity density change coefficient, and the expression for calculation is: , wherein is the impurity density change coefficient.

[0029] The current fluctuation coefficient refers to the fluctuation degree of the actual output current of the first motor 9 at different times within T time when the cleaning mechanism cleans the impurities on the surface of the moving rod 3. The greater the fluctuation degree, the greater the current fluctuation coefficient, indicating that the first motor 9 encounters greater resistance in controlling the moving rod 3 to move up and down, i.e., the cleaning strength of the cleaning mechanism on the impurities on the surface of the moving rod 3 cannot meet normal cleaning. The smaller the fluctuation degree, the smaller the current fluctuation coefficient, indicating that the first motor 9 encounters smaller resistance in controlling the moving rod 3 to move up and down, i.e., the cleaning strength of the cleaning mechanism on the impurities on the surface of the moving rod 3 can meet normal cleaning. The acquisition logic of the current fluctuation coefficient is as follows: S1, acquire the actual output current of the first motor 9 at different times within T time when the cleaning mechanism cleans the impurities on the surface of the moving rod 3 through the current acquisition module 22, and mark the actual output current of the first motor 9 at different times within T time when the cleaning mechanism cleans the impurities on the surface of the moving rod 3 as , , where i represents the number of the actual output current of the first motor 9 at different times within T time when the cleaning mechanism cleans the impurities on the surface of the moving rod 3, , is a positive integer; S2, calculate the current fluctuation coefficient, and the calculation expression is: , where is the current fluctuation coefficient.

[0030] Further, formulaic analysis is performed through the central processing unit 24 according to the formula: , is the evaluation coefficient, and are the preset proportion coefficients of the impurity density change coefficient and the current fluctuation coefficient, respectively, and and are both greater than 0; As can be seen from the calculation expression, the evaluation coefficient is greater in the case of smaller impurity density change coefficient and greater current fluctuation coefficient . It should be noted that non-dimensionalization is a process of expressing physical quantities in non-dimensional form, which can eliminate the influence of units on physical problems and make the problem more concise and universal. The preset proportion coefficients of the impurity density change coefficient and the current fluctuation coefficient and are to adapt more flexibly to different working conditions and environmental changes in actual monitoring. These deviation coefficients can be adjusted according to specific conditions to improve the performance and applicability of the monitoring system.

[0031] Further, the preset evaluation coefficient reference threshold is set as The calculated evaluation coefficient and the preset evaluation coefficient reference threshold are compared by the central processor 24 to determine whether the cleaning mechanism needs to strengthen the cleaning intensity of the impurities, and the working state of the polishing assembly and the moving assembly is controlled according to the comparison result, and the specific determination is as follows: When , the cleaning mechanism does not need to strengthen the cleaning intensity of the impurities, a normal signal is generated, the central processor 24 receives the normal signal, generates a holding signal, and transmits the holding signal to the electric push rod 18 and the first motor 9 respectively, and the electric push rod 18 and the first motor 9 receive the holding signal to control the polishing assembly and the moving assembly to perform holding work respectively; The holding work refers to that the electric push rod 18 receives the holding signal to control the friction block 19 to keep the preset horizontal moving distance, and the first motor 9 receives the holding signal to keep the gear 10 at the preset rotating speed, that is, the electric push rod 18 and the first motor 9 receive the holding signal to control the polishing assembly and the moving assembly to perform holding work respectively; When , the cleaning mechanism needs to strengthen the cleaning intensity of the impurities, a hidden danger signal is generated, the central processor 24 receives the hidden danger signal, generates an adjustment signal, and transmits the holding signal to the electric push rod 18 and the first motor 9 respectively, and the electric push rod 18 and the first motor 9 receive the adjustment signal to control the polishing assembly and the moving assembly to perform adjustment work respectively; The adjustment work refers to that the electric push rod 18 receives the adjustment signal to control the friction block 19 to increase the horizontal moving distance, and the first motor 9 receives the holding signal to increase the rotating speed of the gear 10, that is, the electric push rod 18 and the first motor 9 receive the holding signal to control the polishing assembly and the moving assembly to perform adjustment work respectively, so that the cleaning intensity of the cleaning mechanism on the impurities on the surface of the moving rod 3 can be strengthened, the high-quality cleaning work is always maintained, the intelligence of the device is improved, and the use value of the device is improved.

[0032] The above formulas are dimensionless values, and the formulas are obtained by software simulation of a large amount of data to obtain a formula of the nearest real situation, and the preset parameters in the formula are set by a person skilled in the art according to the actual situation.

[0033] It should be understood that the size of the sequence number of each process described above in various embodiments of the present application does not mean the order of execution, and the execution order of each process should be determined according to its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

[0034] Those skilled in the art can understand that the units and algorithm steps of each example described in combination with the embodiments disclosed herein can be realized in electronic hardware or a combination of computer software and electronic hardware. Whether the functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Those skilled in the art can use different methods to implement the described functions for each specific application, but such implementation should not be considered beyond the scope of the present application.

[0035] In several embodiments provided in the present application, it should be understood that the disclosed total system, device and method can be implemented in other ways. For example, the above-described device embodiments are only schematic, for example, the division of the units is only a logical function division, and actual implementation can have another division manner, for example, a plurality of units or components can be combined or integrated into another total system, or some features can be ignored or not executed. In addition, the coupling or direct coupling or communication connection between the units shown or discussed can be indirect coupling or communication connection through some interface, device or unit, and can be electrical, mechanical or other forms.

[0036] The units described as separate components can or can not be physically separated, and the components shown as units can or can not be physical units, that is, they can be located in one place, or can be distributed on a plurality of network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the embodiment.

[0037] In addition, each functional unit in each embodiment of the present application can be integrated into a processing unit, or each unit can exist physically, or two or more units can be integrated into one unit.

[0038] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical scope disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A smart water conservancy online monitoring system, comprising a main frame (1), characterized in that: The main frame (1) is provided with a mounting opening (5) at the top, a guide sleeve (2) fixedly connected to the main frame (1) is inserted into the mounting opening (5), a moving rod (3) is inserted into the guide sleeve (2), a floating plate (4) is fixed to the bottom end of the moving rod (3), a water sample monitor (7) is fixed to the top of the floating plate (4), a monitoring probe (8) on the water sample monitor (7) passes through the floating plate (4) and extends to the bottom of the floating plate (4), a displacement sensor (6) is fixed to the top end of the moving rod (3), and a cleaning mechanism is also provided on the main frame (1), which is used to regularly clean impurities on the moving rod (3).

2. The smart water conservancy online monitoring system according to claim 1 is characterized in that: The cleaning mechanism comprises a grinding assembly and a moving assembly. The grinding assembly comprises a pair of electric push rods (18) respectively fixed to two inner side surfaces of the main frame (1). The output shaft of the electric push rod (18) is fixedly connected to a friction block (19). The moving assembly is used to drive the moving rod (3) to move up and down.

3. The smart water conservancy online monitoring system according to claim 2 is characterized in that: Guide columns (21) are respectively fixed to the two inner side surfaces of the main frame (1); a guide frame (20) is inserted into the inner end of the guide column (21); and the inner end of the guide frame (20) is fixedly connected to the corresponding friction block (19).

4. The smart water conservancy online monitoring system according to claim 2 is characterized in that: The moving assembly comprises a first motor (9) arranged at the top of the main frame (1); the output shaft of the first motor (9) is fixedly connected to a gear (10); a notch (11) is provided on one side of the moving rod (3); a rack (12) capable of meshing with the gear (10) is fixed in the notch (11); a notch (13) for the gear (10) to enter is provided on one side of the guide sleeve (2) close to the notch (11); and the first motor (9) is connected to the translation assembly.

5. The smart water conservancy online monitoring system according to claim 4 is characterized in that: The translation assembly includes a second motor (16) fixed at the rear of the main frame (1), an output shaft of the second motor (16) is fixedly connected to a screw (17), a slide groove (14) is provided at the rear of the main frame (1), a slide seat (15) is slidably connected in the slide groove (14), the slide seat (15) is threadedly connected to the screw (17), and the first motor (9) is fixed to the top of the slide seat (15).

6. The smart water conservancy online monitoring system according to claim 5, characterized in that: Also includes: An impurity density acquisition module (23) is fixed on an inner side surface of the main frame (1) and is used to obtain in real time the actual density of impurities on the surface of the moving rod (3) when the cleaning mechanism cleans impurities on the surface of the moving rod (3), and to generate an impurity density variation coefficient through a central processing unit (24); A current acquisition module (22) is fixed on the top of the main frame (1) and is used to obtain in real time the actual output current of the first motor (9) when the cleaning mechanism cleans impurities on the surface of the moving rod (3), and to generate a current fluctuation coefficient through a central processing unit (24); The central processing unit (24) comprehensively analyzes the generated impurity density variation coefficient and the current fluctuation coefficient to generate an evaluation coefficient, compares the evaluation coefficient with a pre-set evaluation coefficient reference threshold, and determines whether the cleaning mechanism needs to strengthen the cleaning intensity of the impurities on the surface of the moving rod (3), and controls the working state of the grinding component and the moving component according to the comparison result; The output end of the central processing unit (24) is electrically connected to the input ends of the electric push rod (18), the first motor (9) and the second motor (16), respectively. The input end and the output end of the current acquisition module (22) and the input end and the output end of the impurity concentration acquisition module (23) are electrically connected to the output end and the input end of the central processing unit (24), respectively.

7. The smart water conservancy online monitoring system according to claim 6, characterized in that: The logic for obtaining the impurity concentration variation coefficient is: S1. Obtain the actual concentration of impurities on the surface of the moving rod (3) at different times within a time T when the cleaning mechanism is cleaning the impurities on the surface of the moving rod (3) through the impurity concentration acquisition module (23), and calibrate the actual concentration of impurities on the surface of the moving rod (3) at different times within a time T when the cleaning mechanism is cleaning the impurities on the surface of the moving rod (3) as , The numbers representing the actual concentration of impurities on the surface of the moving rod (3) at different times within a time T when the cleaning mechanism cleans the impurities on the surface of the moving rod (3), , is a positive integer; S2. Calculate the impurity concentration variation coefficient. The calculation expression is: , where is the impurity concentration variation coefficient.

8. The smart water conservancy online monitoring system according to claim 7 is characterized in that: The logic for obtaining the current fluctuation coefficient is: S1. Obtain the actual output current of the first motor (9) at different times during the time T when the cleaning mechanism cleans impurities on the surface of the moving rod (3) through the current acquisition module (22), and calibrate the actual output current of the first motor (9) at different times during the time T when the cleaning mechanism cleans impurities on the surface of the moving rod (3) as , The numbers representing the actual output currents of the first motor (9) at different times during the time T when the cleaning mechanism cleans impurities on the surface of the moving rod (3) are used. , is a positive integer; S2. Calculate the current fluctuation coefficient. The calculation expression is: , where is the current fluctuation coefficient.

9. The smart water conservancy online monitoring system according to claim 8, characterized in that: The central processing unit (24) performs a formula analysis according to the formula: , is the evaluation coefficient, and are preset proportional coefficients of the impurity concentration variation coefficient and the current fluctuation coefficient, respectively, and and Both are greater than 0.

10. The smart water conservancy online monitoring system according to claim 9, characterized in that: The pre-set evaluation coefficient reference threshold is set to , the calculated evaluation coefficient is converted by the central processing unit (24) and the pre-set evaluation coefficient reference threshold Compare and determine whether the cleaning mechanism needs to strengthen the cleaning intensity of impurities, and control the working status of the grinding component and the moving component according to the comparison results. The specific judgment is as follows: when When the cleaning mechanism does not need to strengthen the cleaning intensity of the impurities, a normal signal is generated. After receiving the normal signal, the central processing unit (24) generates a holding signal and transmits the holding signal to the electric push rod (18) and the first motor (9). After receiving the holding signal, the electric push rod (18) and the first motor (9) respectively control the grinding component and the moving component to perform the holding operation; when When the cleaning mechanism needs to strengthen the cleaning intensity of the impurities, a hidden danger signal is generated. After the central processing unit (24) receives the hidden danger signal, it generates an adjustment signal and transmits the holding signal to the electric push rod (18) and the first motor (9) respectively. After the electric push rod (18) and the first motor (9) receive the adjustment signal, they control the grinding component and the moving component to perform adjustment work.

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