CN217305914U - Platform district agricultural production sharing power consumption system based on thing networking - Google Patents

Abstract

The utility model discloses a platform district agricultural production sharing power consumption system based on thing networking, including a plurality of loRa gateways, each loRa gateway corresponds a plurality of loRa intelligent metering sockets of matching communication, each loRa gateway communicates with cloud platform respectively; the intelligent LoRa measuring socket is connected with a mains supply, and an IC card reading module is arranged in the intelligent LoRa measuring socket and is used for controlling power supply output of the intelligent LoRa measuring socket according to the identified IC card information. The utility model has the advantages that: the power supply of the socket is controlled by the shared power utilization system based on the user IC card, so that the socket can be used by multiple persons, the shared power utilization system is convenient to use in various power utilization sharing occasions such as agricultural production, simple temporary market booths and the like, and the power supply system is low in power supply cost, simple in structure and convenient to use.

Description

A shared electricity system for agricultural production in Taiwan based on the Internet of Things

technical field

The utility model relates to the application field of the Internet of Things, in particular to a shared power consumption system for agricultural production in Taiwan area based on the Internet of Things.

Background technique

At present, due to the uncertainty of electricity consumption location, electricity consumption time and electricity consumers in the vast urban suburbs and rural areas of our country, the uncertainty of electricity consumption collection and collection and safe electricity consumption management has brought great troubles to the management of safe electricity consumption. It is a useful attempt. In some places, each farmer installs an exclusive smart meter at the nearest electricity point and locks it. However, in this way, everyone can only use their own meter, resulting in excessively dense power supply lines and significantly increasing low-voltage power grids. Meter boxes, electricity meters, electricity collection devices and other supporting investments have added a large workload to the electricity bill reading and collection in the area. At the same time, this method is also a one-to-one power supply method. For some agricultural electricity, it will consume a lot of smart meters and their collection equipment, meter box locks, etc.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a shared electricity system for agricultural production in Taiwan based on the Internet of Things, which adopts the concept of sharing to set up a plurality of open smart sockets for swiping cards, and identifies the user's IC card through the smart socket. The way to supply power for the user's agricultural production and share the power supply of the smart socket.

In order to achieve the above purpose, the technical solution adopted in the present invention is as follows: an IoT-based agricultural production and shared power consumption system in Taiwan area, including multiple LoRa gateways, each LoRa gateway corresponding to a plurality of LoRa smart metering sockets for matching and communicating, each The LoRa gateway communicates with the cloud platform respectively; the LoRa smart metering socket is connected to the mains, and the LoRa smart metering socket has a built-in IC card reading module, which is used to control the power supply of the LoRa smart metering socket according to the identified IC card information output.

The LoRa smart metering socket includes an MCU, a relay, an IC card reading module, a LoRa communication module, and a socket body. The MCU is connected to the IC card reading module, and the user's IC card information is collected through the IC card reading module; The MCU is connected to the cloud platform through the LoRa communication module for exchanging information with the cloud platform; the output end of the MCU is connected to the relay to control the opening and closing of the relay; the relay is connected in series between the socket body and the mains It is used to control the power supply output of the socket body on the circuit.

The LoRa smart metering socket further includes a multi-use electricity parameter collection module, which is used to collect the power parameters of the mains input and mains output of the LoRa smart metering socket, and the multi-use power parameter collection module Connect with MCU.

The LoRa smart metering socket also includes a working state indicating module, the working state indicating module is connected to the MCU, and the working state indicating module can indicate according to the control signal of the MCU in addition to the conventional mains input and mains output instructions. Network communication status.

The LoRa smart metering socket also includes a voice alarm module, and the output end of the MCU is connected to the voice alarm module, and is used to control the voice alarm module to issue voice operation prompts and abnormal alarms.

The LoRa smart metering socket further includes a storage module, and the MCU is connected to the storage module for storing the collected working data of the LoRa smart metering socket.

The working state indicating module includes a network communication indicator light, a mains input indicator light and a mains output indicator light, which are used to respectively indicate the network communication state, the mains input state and the external power supply state of the socket.

The cloud platform is connected to a user terminal, and the user terminal is used to access or configure cloud platform data.

The LoRa communication module has a built-in LoRa chip and a transceiver antenna, the LoRa chip is connected to the cloud platform through the transceiver antenna, and the LoRa chip is connected to the MCU.

The cloud platform is connected with the IC card recharging and management module, and is used for managing IC card information.

The utility model has the advantages that the shared power consumption system controls the power supply of the socket based on the user IC card, which can be used by multiple people, and is convenient for use in various occasions of shared power consumption such as agricultural production and simple temporary market stalls. This method has the advantages of low power supply cost, simple structure and convenient use.

Description of drawings

Below is a brief description of the content expressed in each of the drawings in the description of the present invention and the labels in the drawings:

1 is a schematic diagram of an electrical system of the present utility model;

FIG. 2 is a schematic diagram of a smart socket in the power consumption system of the present invention.

Detailed ways

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and through the description of the preferred embodiments.

For the problem of electricity consumption in agricultural production areas in suburbs or townships, if you install electricity meters separately for each household like in rural communities, due to the high cost, and the electricity consumption in agricultural production areas is generally not large or not commonly used, such as in farmland or vegetable greenhouses for short-term use of electricity for watering or other purposes, so it is necessary to consider convenient, fast and low-cost methods when using electricity of this nature. Including multiple LoRa gateways, each LoRa gateway corresponds to multiple LoRa smart metering sockets, each LoRa gateway communicates with the cloud platform respectively; the LoRa smart metering socket is connected to the mains, and the LoRa smart metering socket has a built-in IC card reading module , which is used to control the power output of the LoRa smart metering socket according to the identified IC card information. Its working principle is: read the identity information of the IC card through the IC card reading module in the LoRa smart metering socket, and then obtain the IC card through the self-built LoRa network, the public network of the 2G/3G/4G communication operator and the cloud platform. After the identity information, the output power supply of the socket is controlled according to the instructions of the cloud platform. Since multiple sockets are set, the user can selectively swipe the card to output the power supply according to the actual demand of the electricity location, which is simple and convenient.

As shown in Figure 1, this application uses multiple LoRa gateways to communicate with the cloud platform. Each LoRa gateway corresponds to multiple sockets. The number of LoRa gateways can be set according to actual needs to realize the control of sockets. The LoRa wireless communication method is connected with several LoRa smart metering sockets to form a wireless star network control mode matching several gateways and several nodes, and realize the communication between the cloud platform and the sockets through the LoRa gateway.

Figure 2 is a schematic diagram of the LoRa smart metering socket of the application. The LoRa smart metering socket includes an MCU, a relay, an IC card reading module, a LoRa communication module, and a socket body;

Among them, MCU is its core control processor, which is realized by microcontrollers, embedded processors and other controllers, such as 51 series and STM32 series.

The IC card reader module is mainly a radio frequency card reader, which is used to read the information in the IC card;

The socket body adopts a five-pin socket, which is used to realize the power supply function after the load is connected to the socket.

The connection relationship includes: the MCU is connected to the IC card reading module, and the user's IC card information is collected through the IC card reading module; the MCU is connected to the cloud platform through the LoRa communication module to exchange information with the cloud platform; the output end of the MCU It is connected with the relay to control the opening and closing of the relay; the relay is connected in series on the circuit between the socket body and the commercial power to control the power supply output of the socket body.

Its working principle is: first, the user holds the IC card on the IC card reader module to identify and read, and then the MCU obtains the identity information of the IC card, and then obtains the identity information of the IC card in the cloud platform and the corresponding balance of the IC through LORA communication. , and then feed it back to the MCU. The MCU controls the closing and opening of the relay according to whether the identity of the IC card is legal and the balance. When the identity of the IC card is legal and there is a balance, the MCU controls the relay to close, and the mains is output to the socket through the relay. After the load is connected to the socket, the power supply can be completed, and the output can be canceled by swiping the card again, and the relay is disconnected.

In a preferred embodiment, the LoRa smart metering socket further includes a multi-use power parameter acquisition module, and the multi-use power parameter acquisition module is used to collect the power parameters of the mains input and mains output of the LoRa smart metering socket. The electrical parameter acquisition module is connected to the MCU. The multi-use electrical parameter acquisition module includes common electrical parameter sensors such as current transformers, voltage transformers, power sensors, and power sensors. It mainly monitors power supply data and power.

The further LoRa smart metering socket also includes a working status indication module, which is connected to the MCU. The working status indication module can indicate the network communication status according to the control signal of the MCU in addition to the conventional mains input and mains output indication. The working state indicating module includes a network communication indicator light, a mains input indicator light and a mains output indicator light, which are used to respectively indicate the network communication state, the mains input state and the external power supply state of the socket. Based on the mains input, the communication status with the gateway, the closed and disconnected status of the control relay, etc., the communication status and power supply status at this time can be obtained, and then the corresponding indicator light is lit to give a reminder, so that the user can know the socket at this time in time. working status.

Further, voice operation prompts and abnormal alarms are issued by voice alarm. The LoRa smart metering socket also includes a voice alarm module. The output end of the MCU is connected to the voice alarm module, which is used to control the voice alarm module to issue working status alarm reminders. For example, when the collected mains output current exceeds the set value, it is judged that an overload fault occurs at this time, and the MCU can drive the alarm module to issue a voice abnormal alarm to remind in time, and at the same time, disconnect the relay to ensure safe power consumption.

The LoRa smart metering socket also includes a storage module, and the MCU is connected to the storage module, which is used to store the collected working data of the LoRa smart metering socket, and the collected data such as voltage, current, power, and electricity can be periodically uploaded to the cloud platform for storage.

In a preferred embodiment, the cloud platform is connected to a user terminal, and the user terminal is used to access or configure cloud platform data.

The LoRa communication module has a built-in LoRa chip and a transceiver antenna. The LoRa chip is connected to the cloud platform through the transceiver antenna, and the LoRa chip is connected to the MCU.

The cloud platform is connected with the IC card recharge and management module to manage IC card information.

As shown in Figures 1 and 2, an IoT-based agricultural production and shared power consumption system in Taiwan includes several LoRa smart metering sockets, several LoRa gateways that can cover and match all the aforementioned LoRa smart metering sockets, cloud platforms and customers End module, each LoRa gateway is connected with several LoRa smart metering sockets through LoRa wireless communication, forming a wireless star network control mode matching several gateways and several nodes;

The cloud platform is the cloud server, which is connected with the database module, the HTTP service module, the TCP service module and the IC card recharge management module. It is mainly used to read and control the working status of the LoRa smart metering socket. The LoRa smart metering socket takes the general five-eye socket as the basic function, and also includes IC card reading module, voice alarm module, working status indication module, LoRa communication module, multi-use power parameter acquisition module, relay, MCU and storage module, IC card The reading module can identify whether the card number is a normal available card registered on the cloud platform, and can read the current balance of the card from the cloud platform feedback. When the card balance is greater than 0, the relay and the power output module control the relay contact to close so that the socket can supply power to the outside normally; The voice alarm module can give voice operation prompts and abnormal alarms during the use of the socket; the working status indicator module is designed with three indicators: LoRa network communication monitoring, mains input status indication and mains output indication. When the gateway network communication is normal, the network communication green light flashes; when the socket input power is normal, the working power input status indicator is red and steady; when the socket is normally supplied with external power, the power output indicator is yellow; the LoRa communication module has built-in LoRa chip and The transceiver antenna, following the LoRaWAN protocol, is used for LoRa wireless transceiver communication with the LoRa gateway; the multi-power parameter acquisition module can collect the current, voltage, power, electricity and other power data output by the LoRa smart metering socket. Due to the selection of high-precision sensors and metering The electric energy measurement accuracy of the chip can reach 0.5 level equivalent to that of an ordinary electric meter; the relay controls the on-off of the external output power of the socket according to the received command, and cooperates with other modules when it detects that the electrical equipment exceeds the rated current overload of the socket, the power is cut off; the MCU and The storage module processes, locally calculates and controls the collected or received instructions, and the memory stores the instruction data collected or received by the smart metering socket and the result data of local edge computing. This module also cooperates with the LoRa communication module to utilize LoRa wireless The communication technology periodically reports the relevant data to the cloud platform through the LoRa gateway. When there are abnormal situations such as voltage overrun, current overrun, power factor alarm, etc., it will be reported in time.

LoRa technology is a low-power long-distance wireless Internet of Things communication technology. This LoRa gateway is designed according to the industrial-grade outdoor long-distance star architecture. It follows the LoRaWAN protocol, supports multi-channel, multi-modulation transceiver, and can demodulate multiple channels at the same time. It uses a different RF radio frequency device than the end node, has higher capacity, and acts as a transparent bridge to relay messages between the end device and the network server.

LoRa gateway includes power module, 2G/3G/4G module (including external mobile communication antenna), LoRa communication module (including external LoRa transceiver antenna), working status indication module, MCU and memory module. LoRa gateway is used to communicate with several The LoRa smart metering socket communicates with the LoRa star networking method. The data sent by all LoRa smart metering sockets is collected by polling for all nodes. A SIM traffic card is inserted into the 2G/3G/4G module. The cellular data networks of the three major operators communicate with the cloud platform to receive control commands and upload data through the TCP protocol; the gateway MCU and memory module process, encapsulate, and store the data.

The IC card recharge and consumption management module realizes the management of IC card issuance authorization, online network recharge, and consumption deduction.

User terminals include mobile phones and computers, which are used to access the cloud platform to realize data query, function setting and parameter configuration. Client modules include PC computer terminal and mobile phone terminal. The PC computer terminal can log in to the cloud platform website for data query and function settings. and parameter configuration, the mobile terminal of the mobile phone uses the WeChat applet to access the cloud platform for data query, function setting, and parameter configuration; the user exchanges information with the cloud platform through the HTTP protocol through the mobile terminal of the mobile phone or the computer terminal.

In order to collect the corresponding agricultural production electricity fee according to the farmer’s users and electricity consumption, first of all, in terms of management, all agricultural production lines in the Taiwan area should be insulated, the bare wires should be completely eliminated, and the existence of hooking and illegal electricity consumption without metering should be fundamentally eliminated. . Secondly, the State Grid smart meter is installed at the exit of the first end of the agricultural power line in the Taiwan District as the total agricultural gateway meter, and the rain-proof meter box is installed in the places where the electricity demand of farmers is relatively concentrated. The box is equipped with one or more LoRa smart metering sockets of suitable capacity. The sockets are divided according to the rated current. The commonly used models are 6A, 10A and 16A. Geographical environment, building obstructions, and correspondingly, one or more industrial-grade outdoor IoT LoRa gateways should be placed in appropriate central locations, so that each LoRa smart metering socket can communicate with its surrounding LoRa gateways, and each LoRa The gateway communicates smoothly with the cloud platform through its built-in 4G traffic card.

When using the shared electricity system for agricultural production in the Taiwan area, for example, a farmer Zhang's IC card is recharged 100 yuan on the cloud platform corresponding to his real-name IC card, and Zhang then plugs the electrical equipment into a LoRa smart meter he wants to use. On the socket, because the output power of the socket is usually in a power-off state, the card must be swiped to turn on the power, so Zhang needs to take his IC card close to the card-swiping area. At this time, the socket sends a query request to the cloud platform through a LoRa gateway that is successfully connected to it. Verify that the card is a legitimate user and the current balance is 100 yuan, its MCU edge computing and memory modules are judged to issue a command to allow power supply, the relay and power output module immediately provide normal power supply, and the multi-use parameter acquisition module continuously collects the current of the electrical equipment. , voltage, power, electricity and other energy data, the MCU edge computing and memory modules calculate the real-time cumulative electricity consumption based on this, and calculate the cumulative electricity cost according to the agricultural production electricity price of 0.5558 yuan per kilowatt-hour in the basic file of the cloud platform database. The balance of the card is deducted in real time. When Zhang is finished using the electricity, he pulls out the plug of the electrical equipment. At this time, the socket cannot detect the electrical current within a certain time interval. After a delay of several seconds, the relay and the power output module stop power supply to prevent other Unauthorized farmers arbitrarily connect free electricity at will to prevent loss of electricity and ensure electricity safety; after several times of electricity use, it is assumed that Zhang's IC card balance is still 1.2 yuan. When she swipes the card again to use electricity, when When the electricity bill for electricity consumption reaches 1.2 yuan, that is, the balance is 0, the socket will immediately suspend the power supply to prevent the user from maliciously overdrafting electricity. You can continue to swipe your card to use electricity, so that the strict implementation of the first payment and the electricity consumption will solve the problem of the distribution and recycling of electricity costs in agricultural production.

Using this system, the account manager can view the data of the cloud platform in the area under his jurisdiction in real time on the mobile phone and the external network computer, and monitor the current voltage, current, power and electricity consumption of each power outlet in agricultural production based on the cloud platform monitoring. Realize the remote monitoring of the electricity consumption process, and at the same time realize the management and control of electricity users, electricity equipment and electricity consumption process. Great improvement, a qualitative leap in the safety of electricity consumption. The system has low construction cost, mature system technology, simple and direct management, easy construction and deployment, strong system scalability, and is convenient for wide-scale popularization and application.

Obviously, the specific implementation of the present invention is not limited by the above-mentioned manner, as long as various insubstantial improvements made by adopting the method concept and technical solution of the present invention are all within the protection scope of the present invention.

Claims (10)

1. a Taiwan-based agricultural production sharing power consumption system based on the Internet of Things, it is characterized in that: comprise a plurality of LoRa gateways, each LoRa gateway corresponds to a plurality of LoRa intelligent metering sockets of matching communication, and each LoRa gateway is carried out with the cloud platform respectively. Communication; the LoRa smart metering socket is connected to the mains, and the LoRa smart metering socket has a built-in IC card reading module, which is used to control the power supply output of the LoRa smart metering socket according to the identified IC card information. 2. A kind of platform-based agricultural production sharing power consumption system based on Internet of Things as claimed in claim 1, it is characterized in that: described LoRa intelligent metering socket comprises MCU, relay, IC card reading module, LoRa communication module, socket The body, the MCU is connected with the IC card reading module, and the IC card information of the user is collected through the IC card reading module; the MCU is connected with the cloud platform through the LoRa communication module, and is used to exchange information with the cloud platform; the MCU The output end of the socket is connected with the relay to control the opening and closing of the relay; the relay is connected in series on the circuit between the socket body and the commercial power to control the power supply output of the socket body. 3. A kind of platform-based agricultural production sharing power consumption system based on Internet of Things as claimed in claim 2, it is characterized in that: described LoRa intelligent metering socket also comprises multi-use electricity parameter collection module, described multi-use electricity parameter collection The module is used to collect electric energy parameters of the mains input and mains output of the LoRa smart metering socket, and the multi-use electric parameter acquisition module is connected to the MCU. 4. A kind of IoT-based shared electricity system for agricultural production in Taiwan area as claimed in claim 3, characterized in that: the LoRa smart metering socket further comprises a working state indicating module, and the working state indicating module is connected with the MCU , the working state indicating module indicates the system state according to the control signal of the MCU; the working state indicating module includes a network communication indicator light, a mains input indicator light and a mains output indicator light, which are used to indicate the network communication state, the mains input indicator light respectively status and external power supply status of the socket. 5. A kind of platform-based agricultural production sharing power system based on the Internet of Things as claimed in claim 3 or 4, characterized in that: the LoRa smart metering socket further comprises a voice alarm module, and the output end of the MCU is connected to a voice alarm module. The alarm module is connected to control the voice alarm module to issue voice operation prompts and abnormal alarms. 6. The IoT-based agricultural production sharing power system according to any one of claims 2-4, wherein the LoRa smart metering socket further comprises a storage module, and the MCU is connected to the storage module , which is used to store the collected working data of the LoRa smart metering socket. 7. A kind of platform-based agricultural production sharing power consumption system based on Internet of Things as claimed in claim 4, it is characterized in that: described working state indication module comprises network communication indicator light, mains input indicator light and mains output indication lamp. 8. The IoT-based shared electricity system for agricultural production in platform areas according to any one of claims 1-4, wherein the cloud platform is connected to a user terminal, and the user terminal is used for accessing or configuring Cloud platform data. 9. A kind of platform area agricultural production sharing power consumption system based on Internet of Things as claimed in claim 2, it is characterized in that: described LoRa communication module has built-in LoRa chip and transceiver antenna, and described LoRa chip is connected with cloud platform through transceiver antenna and cloud platform. connected, the LoRa chip is connected to the MCU. 10 . The IOT-based shared electricity system for agricultural production in Taiwan area according to claim 1 , wherein the cloud platform is connected to an IC card recharging and management module for managing IC card information. 11 .

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