CN211344171U

CN211344171U - Intelligent IC card valve control system

Info

Publication number: CN211344171U
Application number: CN201922372269.3U
Authority: CN
Inventors: 葛学丰; 曹志昌; 郭振山
Original assignee: Qingdao Hengze Water Conservancy Science & Technology Co ltd
Current assignee: Qingdao Hengze Water Conservancy Science & Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-25
Anticipated expiration: 2029-12-26

Abstract

The utility model provides an intelligence IC-card valve control system belongs to water gauge measurement technical field. The intelligent control system comprises an MCU main controller, a human-computer interface interaction display module, a data storage module, a non-contact IC card module, a key input module, a voice output module, a battery voltage monitoring module, a power input module, a motor valve state acquisition module, a motor control module, a remote transmission communication module and a short-range communication module, wherein the MCU main controller adopts a Cortex-M4 ultra-low power consumption microcontroller STM32L4 series STM32L476VG, the human-computer interface interaction display module adopts an LCD12864 display module, and the voice output module adopts TTS-V5; the solar power supply module is integrated, so that the problem that the solar power supply module is not suitable for remote areas and occasions without commercial power is solved; the low-power-consumption research and development design is adopted, the problem that a large-capacity cell panel and a large-capacity battery are selected when solar power is supplied is solved, and meanwhile waste of electric energy is avoided.

Description

Intelligent IC card valve control system

Technical Field

The utility model relates to a water gauge measurement technical field particularly, relates to an intelligence IC-card valve control system.

Background

Due to the increasing rarity and shortage of water resources, the country advocates saving water more and more. The water management and control by adopting the prior advanced technology becomes a development direction, and has been applied to water supply of cities and pipe networks, industrial water and agricultural irrigation water, so that a good effect is achieved. The intelligent IC card valve controller adopts the most advanced technology in the world and is matched with an intelligent water meter (such as an ultrasonic water meter) to realize water metering; a system for conducting control and charging. The intelligent management device realizes a settlement management mode of paying before using, thoroughly changes the traditional meter reading and paying water use mode, and is suitable for the fields of intelligent agriculture, intelligent irrigation, intelligent soil moisture content, industrial automation, intelligent forestry, forestry assets, cultivation, wild animal monitoring, environmental protection, meteorology, remote sensing survey and other agriculture, forestry, pastoral and fishery products. The intelligent IC card valve controller is adopted for charging management, so that the problem of difficult water charging in the past can be thoroughly solved, and the complicated work of meter reading, charging and the like in the management department is saved; the water supply device can be convenient for users to use water, and can reasonably use water and save water according to actual conditions. The water-saving action of the country is implemented continuously, and the sustainable development of water resources is realized. In order to solve the problems existing in the control valve of the intelligent water meter industry for many years, widen the service environment of the intelligent water meter and prolong the service life of the intelligent water meter, the intelligent IC card valve controller is especially developed.

The commonly used valve controller mainly comprises four parts, and a parameter measuring unit, a valve intelligent control system, a power supply and a valve electric actuating mechanism are shown in figure 1, and all adopt a wired connection mode to realize pipeline water supply monitoring. The principle of the intelligent control system is that a parameter measuring unit acquires data (such as instantaneous flow and accumulated flow of water) of running of a pipeline system, signals are transmitted to the intelligent valve control system in a wired mode, the intelligent valve control system controls the electric actuating mechanism to adjust the valve according to transmitted timely feedback monitoring data, and the on-off state of the valve is acquired to achieve a closed-loop control system. Wherein the intelligent valve control system is a core part of the control.

The valve controller is a product matched with the valve electric actuating mechanism for controlling the opening and closing of the electric valve, and can realize the remote control of the electric valve in a control chamber. And acquiring and indicating states of valve opening, valve closing, valve full opening, valve full closing, accidents, protection, site, remote control and the like. The sound-light alarm is realized when the electric valve is over-torque or the motor is over-current or over-heat, and the fault can be eliminated in time.

There are a number of disadvantages with this approach: the wired connection mode is easy to cause line damage and damage, and equipment failure occurs; the solar power supply system is difficult to integrate, a wired power supply mode is required, and the solar power supply system is not suitable for remote areas and occasions without mains supply; the running power consumption of the equipment is extremely high, and the energy is wasted.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the utility model provides an intelligent IC card valve control system, which adopts a wireless connection mode to solve the wired connection limitation and easily cause the circuit damage to cause the data damage; the solar power supply module is integrated, so that the problem that the solar power supply module is not suitable for remote areas and occasions without commercial power is solved; the low-power-consumption research and development design is adopted, the problem that a large-capacity cell panel and a large-capacity battery are selected when solar power is supplied is solved, and meanwhile waste of electric energy is avoided.

The utility model discloses a realize like this:

the utility model provides an intelligent IC card valve control system, which comprises an MCU main controller, a human-computer interface interaction display module, a data storage module, a non-contact IC card module, a key input module, a voice output module, a battery voltage monitoring module, a power input module, a motor valve state acquisition module, a motor control module, a remote transmission communication module and a short-range communication module,

the MCU master controller is connected with the non-contact IC card module through an SPI communication interface;

the MCU main controller is respectively connected with the human-computer interface display module, the key input module and the voice output module in a serial communication way;

the battery voltage monitoring module is used for detecting the residual power capacity and the voltage value of the system;

the power supply input module is used for providing an input power supply for the system;

the motor valve state acquisition module is connected with the MCU main controller in an optical coupling isolation mode and is used for ensuring the stable operation of the actuating mechanism by detecting the state of the actuating mechanism;

the motor control module is connected with the driving motor and used for controlling the opening and closing of the valve through the forward and reverse rotation of the driving motor, and the motor control module is a DRV8837 direct current motor driving chip;

the communication module is composed of 1 RS485 channel and adopts MODBUS serial communication protocol for communication.

Preferably, the MCU master controller adopts a Cortex-M4 ultra-low power consumption microcontroller STM32L4 series STM32L476 VG.

Preferably, the human-computer interface interactive display module adopts an LCD12864 display module, and the voice output module adopts TTS-V5.

The utility model has the advantages that: the utility model adopts a wireless connection mode, solves the problems of wired connection limitation and easy damage of lines to cause data damage, integrates a solar power supply module, and solves the problems that the solar power supply module is not suitable for remote areas and occasions without commercial power; by adopting the low-power-consumption research and development design, the solar energy power generation system can stably run for 40 days under the condition of no commercial power and no sun, and simultaneously avoids the waste of electric energy.

Drawings

FIG. 1 is a schematic diagram of a valve control module of the prior art;

fig. 2 is a schematic block diagram of a system used in an embodiment of the present invention.

Detailed Description

The following description of the present invention will be made with reference to the accompanying examples in order to better understand the present invention.

Referring to fig. 2, the intelligent IC card valve control system includes an MCU main controller, a human-computer interface interactive display module, a data storage module, a non-contact IC card module, a key input module, a voice output module, a battery voltage monitoring module, a power input module, a motor valve state acquisition module, a motor control module, a remote transmission communication module, and a short-range communication module, wherein the MCU main controller is connected to the non-contact IC card module through an SPI communication interface; the MCU main controller is respectively connected with the human-computer interface display module, the key input module and the voice output module in a serial communication way; the development idea of a visual interface is adopted, so that the system is more humanized and intelligent, voice prompt is performed on input and output, the human-computer interface interaction display module adopts an LCD12864 display module, the key input module adopts a key design and is easy to operate, the key identification speed is higher by utilizing an interrupt technology, the voice output module adopts TTS-V5 to convert characters of Chinese characters, English letters and numbers into language signals into voice, and human-computer interaction is realized. The battery voltage monitoring module is used for detecting the residual power capacity and the voltage value of the system; the power input module is used for providing input power for the system; the system mainly adopts a battery power supply mode, has the advantages of stable voltage, stable current, long-time stable power supply, little current influenced by the outside, simple battery structure, no influence of outside climate and temperature, stable and reliable performance and the like; meanwhile, the solar power supply system is integrated, so that the solar power supply system can reliably operate even if no commercial power is available outside; the motor valve state acquisition module is a feedback mechanism, is connected with the MCU main controller in an optical coupling isolation mode, and aims to ensure the stable operation of the actuating mechanism by detecting the states (such as motor voltage, current, valve opening, valve closing and the like) of the actuating mechanism; the motor control module is a core module for controlling and executing the whole system, is connected with the driving motor and is used for controlling the valve switch through the positive and negative rotation of the driving motor, and adopts perfect protection measures including functions of overcurrent protection, short-circuit protection, undervoltage protection, overheat protection and the like as the motor control module of the system is a DRV8837 direct current motor driving chip. The communication module is composed of 1 RS485 channel and adopts MODBUS serial communication protocol for communication.

Preferably, the MCU main controller adopts a Cortex-M4 ultra-low power consumption microcontroller STM32L4 series STM32L476VG, the controller performs low power consumption control and data operation, the controller has ultra-low power consumption design, the power consumption is less than 5mA, and the MCU main controller can normally work for 40 days under the condition of no switch valve and continuous cloudy days.

Preferably, the MCU master controller is connected with the non-contact IC card module through the SPI communication interface, prepayment management of water taking is realized through the non-contact IC card module, conversion of money amount and water amount is realized through the M1 card, the reading and writing IC adopts FM1702NL, and data in the card reading adopts an encryption and verification mechanism, so that the data is safe and reliable.

The utility model adopts a wireless connection mode, solves the problems of wired connection limitation and data damage caused by easy line damage, integrates a solar power supply module, and solves the problems that the solar power supply module is not suitable for remote areas and occasions without commercial power; by adopting the low-power-consumption research and development design, the solar energy power generation system can stably run for 40 days under the condition of no commercial power and no sun, and simultaneously avoids the waste of electric energy.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The intelligent IC card valve control system is characterized by comprising an MCU main controller, a human-computer interface interaction display module, a data storage module, a non-contact IC card module, a key input module, a voice output module, a battery voltage monitoring module, a power supply input module, a motor valve state acquisition module, a motor control module, a remote transmission communication module and a short-range communication module;

2. The smart IC card valve control system of claim 1 wherein the MCU master controller employs a Cortex-M4 ultra low power microcontroller, STM32L4 series STM32L476 VG.

3. A smart IC card valve control system according to claim 1, wherein the human-computer interface interaction display module is an LCD12864 display module, and the voice output module is TTS-V5.