A high-precision gate control system based on the Internet of Things

Abstract

This invention relates to the field of gate control system technology, and discloses a high-precision gate control system based on the Internet of Things (IoT), comprising: a control terminal, a set of gate components, and a compensation control system. The set of gate components is symmetrically distributed on both sides of the control terminal. Each gate component includes a gate, with gate guide rails on both sides, and a pair of opening and closing screws internally threaded onto the gate. The compensation control system is located within the control terminal and includes an information acquisition and processing system, an error compensation system, and a drive control system. The information acquisition and processing system is used to acquire and process gate information and water flow information. The error compensation system is used to compensate for errors in the drive unit based on delay information. This invention, by employing a compensation control system to control the gate, avoids the adverse effects of information delay on gate control, significantly improves the accuracy of gate control, and greatly increases the reliability of gate control.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of gate control systems, and particularly relates to a high-precision gate control system based on the Internet of Things. BACKGROUND

[0002] The gate control system is a system for controlling and operating a hydraulic gate, mainly composed of a hoist and an operating device, and the hoist is controlled to operate to control the gate to run, so as to intercept water flow, control water level, regulate flow and discharge silt.

[0003] The common gate control systems at present mainly include manual control, semi-automatic control and automatic control, wherein the manual control is that an operator controls the operation of an electric motor or a hydraulic cylinder to drive the hoist to operate, thereby controlling the opening and closing of the gate, the semi-automatic control is that an operator controls the electric motor or the hydraulic cylinder by using a control unit, and the automatic control is that an operator controls the gate in real time and remotely by using an automatic control system.

[0004] Most of the gate control systems in the prior art are automatic control, mainly composed of a control terminal, a sensor and a hoist, and in the use process, the sensor collects information parameters such as water level and gate opening and closing degree, and an operator can control the gate according to the collected information parameters by using the control terminal.

[0005] However, in the actual use process, there is a certain delay in the information collection and network transmission process, so that the gate control process is easily affected by the information delay and has a large error, and the reliability of the single control of the gate according to the sensor data information is poor, and the gate cannot be controlled with high precision according to the actual situation.

[0006] Therefore, in view of the above technical problems, it is necessary to provide a high-precision gate control system based on the Internet of Things. SUMMARY

[0007] The purpose of the application is to provide a high-precision gate control system based on the Internet of Things to solve the problem of poor precision of the above-mentioned gate control system.

[0008] In order to achieve the above-mentioned purpose, the technical scheme provided by an embodiment of the application is as follows:

[0009] A high-precision gate control system based on the Internet of Things, comprising: a control terminal, a group of gate assemblies and a compensation control system.

[0010] A group of the gate assemblies are symmetrically distributed on both sides of the control terminal, the gate assembly comprises a gate, gate guide rails are arranged on both sides of the gate, and a pair of hoist screws are threadedly connected in the gate.

[0011] The compensation control system is arranged in the control terminal, and the compensation control system comprises an information acquisition and processing system, an error compensation system and a driving control system, the information acquisition and processing system is used for data acquisition and data processing of gate information and water flow information, the error compensation system is used for error compensation of the driving unit according to delay information, and the driving control system is used for driving control of the gate assembly.

[0012] Further, a plurality of hydrological information sensors are connected to the two sides of the gate guide rail, so that the water level information and the water flow velocity information can be acquired by the plurality of hydrological information sensors.

[0013] Further, a plurality of position sensors are connected to the side of the gate guide rail close to each other, and the plurality of position sensors are matched with the gate, so that the gate position can be acquired by the plurality of position sensors. The plurality of hydrological information sensors and position sensors are electrically connected with the control terminal, so that the detection data of the plurality of hydrological information sensors and position sensors can be transmitted to the control terminal for data processing, thereby facilitating high-precision control of the gate.

[0014] Further, a support frame is arranged above the gate, the support frame supports and fixes the driving control box, the driving control box is fixedly connected to the support frame, the driving control box provides assembly and operation space for the driving gear, the transmission tooth belt and the transmission gear, image collectors are fixedly connected to the two sides of the support frame, and the image collectors are electrically connected with the control terminal, so that the water area and the gate state can be acquired by the image collectors, thereby improving the accuracy of the opening and closing control of the gate. The driving gear is fixedly connected to one side of the driving control box, the driving gear is driven to rotate to control the rotation of the opening and closing screw, and the opening and closing control of the gate is realized.

[0015] Further, the transmission tooth belt is arranged outside the driving gear, the transmission tooth belt connects the pair of driving gears, and the pair of driving gears are synchronously rotated under the action of the transmission tooth belt. The transmission gear is arranged between the pair of driving gears and is engaged with the transmission tooth belt, the transmission gear transmits the power of the opening and closing motor, the opening and closing motor is connected to the transmission gear and is electrically connected with the control terminal, the opening and closing motor provides power, the transmission gear is driven to rotate by controlling the operation of the opening and closing motor, and the opening and closing state of the gate is controlled.

[0016] Further, the information collection processing system comprises a data collection system, a data analysis processing unit and an image processing unit. The data collection system is used for data and image collection and processing of water level, gate position and water flow information. Thus, the opening and closing state of the gate can be accurately controlled. The data analysis processing unit is used for calculation and identification processing of data information. The data collected by the plurality of hydrological information sensors and position sensors can be analyzed by the data analysis processing unit to detect and judge the opening and closing state of the gate, thereby providing data support for subsequent control of the gate. The image processing unit is used for identification and calculation processing of the collected water flow images. The opening and closing state of the gate is detected by image collection of the water flow and the gate, thereby improving the accuracy of subsequent control of the gate.

[0017] Further, the data collection system comprises a data collection unit, an image collection unit, an encoding unit, a storage unit and a data output unit. The data collection unit is used for data collection of water level information, water flow velocity and gate position. The data collected by the data collection unit provides data support for subsequent control of the gate. The image collection unit is used for image collection of the gate and water level. The encoding unit is used for converting the collected images into data information. The storage unit is used for storing the collected data information and image information. The data output unit is used for outputting the data information and image information. The data output unit, the data analysis processing unit and the image processing unit are connected by Internet of Things technology.

[0018] Further, the error compensation system comprises a delay detection unit, a data gain compensation unit, an image gain compensation unit and a compensation iteration unit. The delay detection unit is used for detecting the information transmission delay period. The gain compensation of the drive control system is performed according to the information transmission delay period, thereby improving the accuracy of control of the opening and closing state of the gate. The data gain compensation unit is used for gain compensation of data information according to the information transmission delay period. The image gain compensation unit is used for gain compensation of image information. The compensation iteration unit is used for iterative processing of a plurality of sets of compensation information. The iterative processing of a plurality of sets of data gain compensation data and image gain compensation data by the compensation iteration unit avoids the repetition and complexity of the plurality of sets of data gain compensation data and image gain compensation data.

[0019] Further, the drive control system comprises a control system and a feedback system. The control system is used for controlling the opening and closing state of the gate. The control system comprises a wireless information transmission unit, a drive unit and an execution unit. The wireless information transmission unit is used for wireless transmission of data information. The drive unit is used for drive control of the opening and closing motor. The execution unit is used for controlling the operation of the opening and closing motor.

[0020] Further, the feedback system comprises an information feedback unit for feeding back information to the compensation control system according to data information and image information, and a feedback processing unit for generating a feedback control signal.

[0021] Compared with the prior art, the present application has the following advantages:

[0022] The present application controls the gate by using the compensation control system, avoids the adverse effects of information delay on gate control, significantly improves the accuracy of gate control, and greatly increases the reliability of gate control. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0024] Figure 1 is a functional diagram of a high-precision gate control system based on the Internet of Things in an embodiment of the present application;

[0025] Figure 2 is a perspective view of the gate control device in an embodiment of the present application;

[0026] Figure 3 is Figure 2 is a structural schematic diagram of the structure at A in the embodiment;

[0027] Figure 4 is a structural schematic diagram of the gate control device in an embodiment of the present application;

[0028] Figure 5 is a side view of the gate control device in an embodiment of the present application;

[0029] Figure 6 is Figure 5 is a structural schematic diagram of the structure at B in the embodiment;

[0030] Figure 7 is a functional diagram of the information acquisition and processing system in an embodiment of the present application;

[0031] Figure 8 is a functional diagram of the drive control system in an embodiment of the present application.

[0032] In the figure: 1. Control terminal, 2. Gate assembly, 201. Gate, 202. Gate guide rail, 203. Opening and closing screw rod, 204. Hydrological information sensor, 205. Position sensor, 206. Support frame, 207. Drive control box, 208. Image collector, 209. Drive gear, 210. Transmission tooth belt, 211. Transmission gear, 212. Opening and closing motor. DETAILED DESCRIPTION

[0033] The present application will be described in detail below with reference to the various embodiments shown in the drawings. However, the embodiments do not limit the present application, and the changes made by those skilled in the art in structure, method or function based on the embodiments are included in the protection scope of the present application.

[0034] The present application discloses a high-precision gate control system based on Internet of Things, as shown in Figures 1-8 , including a control terminal 1, a group of gate assemblies 2, a compensation control system.

[0035] Referring to Figures 2-3 , a group of gate assemblies 2 are symmetrically distributed on both sides of the control terminal 1. It is convenient to control the closure of the waterway through the gate assembly 2. The gate assembly 2 includes a gate 201. The lifting of the gate 201 plays a control role on the gate opening and closing state of the waterway.

[0036] Referring to Figures 2-3 , the gate 201 is provided with a gate guide rail 202 on both sides. The gate guide rail 202 plays a supporting and lifting guiding role on the gate 201. The gate 201 is threadedly connected with a pair of opening and closing screw rods 203. It is convenient to control the lifting of the gate 201 by controlling the rotation of the pair of opening and closing screw rods 203.

[0037] Referring to Figures 2-3 , a plurality of hydrological information sensors 204 are connected on both sides of the gate guide rail 202. It is convenient to collect data of water level information and flow velocity information through the plurality of hydrological information sensors 204.

[0038] Referring to Figure 4 , a plurality of position sensors 205 are connected on one side of the pair of gate guide rails 202, and the plurality of position sensors 205 are matched with the gate 201. It is convenient to collect data of the gate position through the plurality of position sensors 205.

[0039] Specifically, the plurality of hydrological information sensors 204 and position sensors 205 are electrically connected with the control terminal 1. It is convenient to make the detection data of the plurality of hydrological information sensors 204 transmitted to the control terminal 1 for data processing, so as to facilitate the high-precision control of the gate 201.

[0040] refer to Figures 5-6 As shown, a support frame 206 is provided above the gate 201. The support frame 206 supports and fixes the drive control box 207. The drive control box 207 is fixedly connected to the support frame 206. The drive control box 207 provides assembly and operating space for the drive gear 209, transmission belt 210, and transmission gear 211.

[0041] refer to Figures 5-6 As shown, image acquisition devices 208 are fixedly connected to both sides of the support frame 206, and the image acquisition devices 208 are electrically connected to the control terminal 1. This facilitates the acquisition of images of the water area and the gate status through the image acquisition devices 208, thereby improving the accuracy of opening and closing control of the gate 201.

[0042] refer to Figures 5-6 As shown, a pair of opening and closing screws 203 are fixedly connected to a drive gear 209 on one side inside the drive control box 207. The opening and closing of the gate 201 is controlled by rotating the drive gear 209 to rotate the opening and closing screws 203.

[0043] refer to Figures 5-6 As shown, a transmission toothed belt 210 is fitted around the outer side of the drive gear 209. The transmission toothed belt 210 connects the pair of drive gears 209, allowing them to rotate synchronously under the action of the transmission toothed belt 210. A transmission gear 211 is provided between the pair of drive gears 209, and the transmission gear 211 meshes with the transmission toothed belt 210. The transmission gear 211 transmits power to the start / stop motor 212.

[0044] refer to Figures 5-6 As shown, a gate-opening motor 212 is connected to the transmission gear 211, and the gate-opening motor 212 is electrically connected to the control terminal 1. The gate-opening motor 212 provides power, which facilitates the rotation of the transmission gear 211 by controlling the operation of the gate-opening motor 212, thereby facilitating the control of the opening and closing state of the gate 201.

[0045] refer to Figure 1 As shown, the compensation control system is located within control terminal 1. The compensation control system includes an information acquisition and processing system, an error compensation system, and a drive control system. The information acquisition and processing system is used to acquire and process gate information and water flow information. The error compensation system is used to compensate for errors in the drive unit based on delay information. The drive control system is used to drive and control the gate assembly 2.

[0046] refer to Figure 1As shown, the information collection processing system comprises a data collection system, a data analysis processing unit and an image processing unit. The data collection system is used for data and image collection and processing of water level, gate position and water flow information. Thus, the opening and closing state of the gate 201 can be accurately controlled.

[0047] Referring to Figure 1 As shown, the data analysis processing unit is used for computing and identifying processing of data information. The data analysis processing unit can analyze the data collected by the plurality of hydrological information sensors 204 and the position sensor 205, detect and judge the opening and closing state of the gate 201, and provide data support for subsequent control of the gate 201.

[0048] Referring to Figure 1 As shown, the image processing unit is used for identifying and computing processing of the collected water flow image. The image processing unit can assist in detecting the opening and closing state of the gate by image collection of the water flow and the gate, and improve the accuracy of subsequent control of the gate.

[0049] Referring to Figure 7 As shown, the data collection system comprises a data collection unit, an image collection unit, an encoding unit, a storage unit and a data output unit. The data collection unit is used for data collection of water level information, water flow velocity and gate position. The data collection unit provides data support for subsequent control of the gate by means of data information such as water level information, water flow velocity and gate position.

[0050] Referring to Figure 7 As shown, the image collection unit is used for image collection of the gate and the water level. The encoding unit is used for converting the collected image into data information. The storage unit is used for storing the collected data information and image information. The data output unit is used for outputting the data information and the image information. The data output unit, the data analysis processing unit and the image processing unit are connected by Internet of Things technology.

[0051] Referring to Figure 1 As shown, the error compensation system comprises a delay detection unit, a data gain compensation unit, an image gain compensation unit and a compensation iteration unit. The delay detection unit is used for detecting the information transmission delay period. The delay detection unit can compensate the gain of the driving control system according to the information transmission delay period, and provide accuracy for controlling the opening and closing state of the gate 201.

[0052] Referring to Figure 1 As shown, the data gain compensation unit is used for gain compensation of data information according to the information transmission delay period. The image gain compensation unit is used for gain compensation of image information.

[0053] Referring to Figure 1As shown, the compensation iteration unit is used for iterative processing of multiple sets of compensation information. Through the compensation iteration unit, the multiple sets of data gain compensation data and image gain compensation data are iteratively processed, avoiding the situation of repeated and complicated multiple sets of data gain compensation data and image gain compensation data.

[0054] Reference Figure 8 As shown, the drive control system includes a control system and a feedback system. It is convenient to feedback drive control the gate 201 through the control system and the feedback system.

[0055] Specifically, the control system and the feedback system use Internet of Things technology for data communication.

[0056] Reference Figure 8 As shown, the control system is used to control the opening and closing state of the gate 201. The control system includes a wireless information transmission unit, a drive unit and an execution unit. The wireless information transmission unit is used for wireless transmission of data information, the drive unit is used for driving control of the opening and closing motor 212, and the execution unit is used to control the opening and closing motor 212 to run. Thus, the opening and closing state of the gate 201 can be controlled.

[0057] Reference Figure 8 As shown, the feedback system includes an information feedback unit and a feedback processing unit, the information feedback unit is used for information feedback of the compensation control system according to data information and image information, and the feedback processing unit is used to generate a feedback control signal. It is convenient to generate a feedback control signal through the feedback processing unit to feedback control the opening and closing motor 212, so as to improve the control accuracy of the opening and closing motor 212.

[0058] In specific use, a set of gate assemblies 2 is used to block and control the water channel. In use, the water level information, flow velocity information and gate position information are collected by the plurality of hydrological information sensors 204 and the position sensor 205, and at the same time, the image information of the water channel and the gate is collected by the image collector 208. The collected data information and image information are transmitted to the control terminal 1 under the Internet of Things communication.

[0059] The collected data information and image information are processed by the data analysis processing unit and the image processing unit in the control terminal 1. When it is necessary to control the opening and closing of the gate 201, the data information and image information processed by the data analysis processing unit and the image processing unit are used to detect and judge the state of the gate.

[0060] Meanwhile, the delay detection unit is used to detect the information transmission delay period, the execution unit in the control system generates the driving signal of the opening and closing motor 212 in the form of generating the control signal, and generates the driving signal with gain according to the information transmission delay period, controls the operation of the opening and closing motor 212 through the driving signal with gain, so that the gate 201 is opened and closed under the action of the opening and closing screw rod 203.

[0061] In addition, when the gate 201 is opened and closed, the hydrological information sensor 204, the position sensor 205 and the image collector 208 are used to collect data information and image information, and the opening and closing state of the gate 201 is fed back according to the data information and the image information, so as to assist the control of the gate 201, and the precision of the opening and closing control of the gate 201 is improved.

[0062] It is obvious for those skilled in the art that the present application is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0063] In addition, it should be understood that although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be combined to form other embodiments which can be understood by those skilled in the art.

Claims

1. An Internet of Things based high precision gate control system characterized in that, The utility model relates to a kind of compensation type control system and compensation type control system, including: Control terminal (1); A set of gate assemblies (2) are symmetrically distributed on both sides of the control terminal (1), and the gate assembly (2) includes a gate (201), gate guide rails (202) are provided on both sides of the gate (201), and a pair of opening and closing screws (203) are threadedly connected in the gate (201); A compensation type control system is provided in the control terminal (1), and the compensation type control system includes an information acquisition and processing system, an error compensation system and a drive control system, the information acquisition and processing system is used for data acquisition and data processing of gate information and water flow information, the error compensation system is used for error compensation of the drive unit according to delay information, and the drive control system is used for drive control of the gate assembly (2); The error compensation system includes a delay detection unit, a data gain compensation unit, an image gain compensation unit and a compensation iteration unit, the delay detection unit is used for detecting the information transmission delay period, the data gain compensation unit is used for gain compensation of data information according to the information transmission delay period, the image gain compensation unit is used for gain compensation of image information, and the compensation iteration unit is used for iterative processing of multiple sets of compensation information; The drive control system includes a control system and a feedback system, the control system is used for controlling the opening and closing state of the gate (201), and the control system includes a wireless information transmission unit, a drive unit and an execution unit, the wireless information transmission unit is used for wireless transmission of data information, the drive unit is used for drive control of the opening and closing motor (212), and the execution unit is used for controlling the opening and closing motor (212) to run; The feedback system includes an information feedback unit and a feedback processing unit, the information feedback unit is used for information feedback of the compensation type control system according to data information and image information, and the feedback processing unit is used for generating feedback control signals.

2. The high-precision gate control system based on the Internet of Things according to claim 1, characterized in that, A plurality of hydrological information sensors (204) are connected to both sides of the gate guide rail (202).

3. The high-precision gate control system based on the Internet of Things according to claim 2, characterized in that, A plurality of position sensors (205) are connected to one side of the pair of gate guide rails (202) close to each other, the plurality of position sensors (205) are matched with the gate (201), and the plurality of hydrological information sensors (204) and position sensors (205) are electrically connected with the control terminal (1).

4. The high-precision gate control system based on the Internet of Things according to claim 1, characterized in that, A support frame (206) is provided above the gate (201), the support frame (206) is fixedly connected with a drive control box (207), image collectors (208) are fixedly connected to both sides of the support frame (206), the image collectors (208) are electrically connected with the control terminal (1), and a pair of drive gears (209) are fixedly connected to one side of the opening and closing screws (203) in the drive control box (207).

5. The high-precision gate control system based on the Internet of Things according to claim 4, characterized in that, The outer side of the driving gear (209) is sleeved with a transmission gear belt (210), a pair of driving gears (209) are provided with a transmission gear (211), the transmission gear (211) is engaged with the transmission gear belt (210), the transmission gear (211) is connected with an opening and closing motor (212), and the opening and closing motor (212) is electrically connected with the control terminal (1).

6. The high-precision gate control system based on the Internet of Things according to claim 1, characterized in that, The information acquisition processing system comprises a data acquisition system, a data analysis processing unit and an image processing unit, the data acquisition system is used for data and image acquisition and processing of water level, gate position and water flow information, the data analysis processing unit is used for calculation and identification processing of data information, and the image processing unit is used for identification and calculation processing of the collected water flow image.

7. The high-precision gate control system based on the Internet of Things according to claim 6, characterized in that, The data acquisition system comprises a data acquisition unit, an image acquisition unit, an encoding unit, a storage unit and a data output unit, the data acquisition unit is used for data acquisition of water level information, water flow velocity and gate position, the image acquisition unit is used for image acquisition of the gate and water level, the encoding unit is used for converting the collected image into data information, the storage unit is used for storage of the collected data information and image information, and the data output unit is used for output of the data information and image information.

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