CN205353272U - Wireless electricity inspection terminal of intelligence - Google Patents

Abstract

The utility model relates to a wireless electricity inspection terminal of intelligence, its characterized in that: including temperature sensor, data memory, keyboard, liquid crystal display, host computer, microprocessor, real -time clock, the special electric energy chip of three -phase, battery voltage electric current collection module and GPRS module. Use the accurate electric power facility of grasp of this terminal ability, electrical equipment's operation conditions, furthest exerts electricity inspection person's work potentiality, alleviates electricity inspection personnel's intensity of labour, the reduction leads to the probability of impact systems safe operation because of electric power facility, the operation of electrical equipment trouble, accelerate fault handling and return to normal the power consumption.

Description

An intelligent wireless power inspection terminal

technical field

The utility model belongs to the field of electricity inspection, in particular to an intelligent wireless electricity inspection terminal.

Background technique

With the development of modern society and economy, all walks of life have higher and higher demand and dependence on power supply. How to ensure the safety, continuity and stability of power supply is particularly important for power supply enterprises. Due to the natural and special physical properties of power production, supply, and use in an instant, as a power supply enterprise, in addition to ensuring the normal operation of its own power facilities and electrical equipment, it must also strengthen the safety and technical management of power users to prevent power users from internally Faults cause adverse effects on the grid.

At present, electricity inspectors mainly use traditional manual on-site inspections for electricity safety management of electricity customers. This inspection method lacks real-time performance and low work efficiency. It is impossible to check the user's equipment safety status, electrical operation status, Electricity usage and electrical work behavior, etc. Once the user has abnormal electricity consumption, the electricity inspection personnel cannot grasp and eliminate it in real time, which will affect the safe and stable operation of the power system and the normal electricity consumption of users. This traditional electricity inspection operation organization mode can no longer adapt to the current management and management of electricity demand customer service.

Utility model content

Aiming at the operation mode of electrical equipment in the power supply and distribution system of high-voltage power customers, relay protection and operation parameter sampling of automatic devices, real-time data monitoring, wireless remote transmission, etc., combined with the actual needs of power inspection work, the utility model provides a The intelligent wireless power consumption inspection terminal is characterized in that it includes a temperature sensor, a data memory, a keyboard, a liquid crystal display, a host computer, a microprocessor, a real-time clock, a three-phase special electric energy metering chip, a battery voltage and current acquisition module, and a GPRS module.

The microprocessor is connected to the three-phase special electric energy metering chip through the handshake signal port SIG, reset control port RESET and SPI port, outputs control signals to the three-phase special electric energy metering chip, and reads the metering parameter register in the three-phase special electric energy metering chip Data; the upper computer communicates with the microprocessor through the UART2 port, modifies the meter calibration register parameters and terminal time in the three-phase special electric energy metering chip, and performs operations such as restoring factory settings and reading and writing data memory register values; the microprocessor communicates with the UART1 port Communicate with the GPRS module, upload real-time data and fault diagnosis data to the server, and receive commands issued by the server and users in the form of SMS; the microprocessor is connected to the real-time clock through the XICLKIN port to obtain timing signals; the microprocessor communicates with the temperature through the GPIO port The sensor is connected; the microprocessor is connected to the data memory through the USB port, and the data memory stores real-time electric energy parameters and fault diagnosis data; the battery voltage and current acquisition module sends the battery voltage and current signals to the ADC converter inside the microprocessor for real-time sampling; the microprocessor A keyboard and a liquid crystal display are connected.

Beneficial effects of the utility model: (1) Accurately grasp the operating conditions of electric facilities and electrical equipment, maximize the working potential of electricity inspectors, and reduce the labor intensity of electricity inspectors; (2) due to the enhanced It improves the equipment management of power facilities and electrical equipment, and reduces the probability of affecting the safe operation of the system due to faulty operation of power facilities and electrical equipment; Personnel call the police, which speeds up troubleshooting and recovery of normal power consumption.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Among them, 1: microprocessor; 2: three-phase special electric energy metering chip; 3: keyboard; 4: real-time clock; 5: temperature sensor; 6: data memory; 7: liquid crystal display; 8: host computer; 9: battery voltage Current collection module; 10: GPRS module.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

The embodiment of the utility model is shown in Fig. 1 with reference to.

An intelligent wireless electricity inspection terminal includes a temperature sensor, a data memory, a keyboard, a liquid crystal display, a host computer, a microprocessor, a real-time clock, a three-phase special electric energy metering chip, a storage battery voltage and current acquisition module, and a GPRS module.

The microprocessor is connected to the three-phase special electric energy metering chip through the handshake signal port SIG, reset control port RESET and SPI port, outputs control signals to the three-phase special electric energy metering chip, and reads the metering parameter register in the three-phase special electric energy metering chip Data, and then carry out relevant data processing, and complete the data collection of electrical parameters; the upper computer communicates with the microprocessor through the UART2 port, modifies the parameters of the meter calibration register and the terminal time in the three-phase special electric energy metering chip, and restores the factory settings, reads and writes data The operation of the memory register value; the microprocessor communicates with the GPRS module through the UART1 port, uploads the real-time data and fault diagnosis data to the server, and receives the commands issued by the server and the user in the form of SMS; the microprocessor connects with the real-time clock through the XICLKIN port to Acquire timing signals; the microprocessor is connected to the temperature sensor through the GPIO port; the microprocessor is connected to the data memory through the USB port, and the data memory stores real-time power parameters and fault diagnosis data; the battery voltage and current acquisition module sends the battery voltage and current signals to the microprocessor The ADC converter inside the device is used for real-time sampling; the microprocessor is connected with a keyboard and a liquid crystal display to realize the functions of moving up, down, confirming and returning the display page, which is convenient for users to query on-site information. The liquid crystal display is used to display current information query, Historical information query, abnormal information query and system information query.

Among them, the microprocessor is a single-chip microcomputer, which adopts a 16-bit RxSC structure, and is configured with: 8Mhz high-speed crystal oscillator, single-slope A/D converter, 16-bit timer with 3 capture/compare registers, and two-channel serial communication interface circuit , Hardware multiplier.

The above-mentioned embodiment is only an embodiment of the present utility model, but should not be construed as limiting the scope of the present utility model. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model.

Claims (1)

1. an intelligent radio power utility check terminal, it is characterized in that: include temperature sensor, data storage, keyboard, liquid crystal display, host computer, microprocessor, real-time clock, the special electric energy computation chip of three-phase, battery tension current acquisition module and GPRS module

Microprocessor is connected with the special electric energy computation chip of three-phase by handshake port SIG, reseting controling end mouth RESET and SPI port, to the special electric energy computation chip output control signal of three-phase, and read the data of measuring parameter depositor in the special electric energy computation chip of three-phase；Host computer passes through UART2 port and microprocessor communications, calibration register parameters and terminal time in the amendment special electric energy computation chip of three-phase, and carries out the operation of factory reset, read-write data storage register value；Microprocessor is by UART1 port and GPRS module communication, by real time data and fault diagnosis data upload server, the order that reception server and user are assigned by note form；Microprocessor is connected with real-time clock by XICLKIN port, to obtain clock signal；Microprocessor is connected with temperature sensor by GPIO port；Microprocessor passes through USB port and data storage, and data storage preserves real-time electrical energy parameter and fault diagnosis data；Battery tension and current signal are sent into microprocessor internal ADC transducer and are carried out real-time sampling by battery tension current acquisition module；Microprocessor is connected to keyboard and liquid crystal display；

Microprocessor is single-chip microcomputer, adopts 16 RxSC structures, is configured with: 8Mhz high speed crystal oscillator, PDX A/D converter, have 3 catch/16 bit timing devices of comparand register, two channel serial communication interface circuits, hardware multiplier.