CN209345178U - A portable TMR terminal detection device - Google Patents

Abstract

The utility model provides a portable TMR terminal detection device, comprising: a box body, a panel is arranged inside the box body, a 485 bluetooth module, a MODEM bluetooth module, a network bluetooth module, Ethernet module, baud rate converter, MODEM module, telephone exchange and battery, described 485 bluetooth module is connected with baud rate converter, described baud rate converter is connected with electric energy collection terminal, MODEM bluetooth module It is connected with the MODEM module, the MODEM module is connected with the electric energy collection terminal through the telephone exchange, the network bluetooth module is connected with the electric energy collection terminal, and the baud rate converter and the MODEM module are connected with the bluetooth control module connect. The device is convenient for troubleshooting the faults of the on-site electric energy collection terminal. When locating the fault point, the fault can be checked without dismantling the electric energy collection terminal, and the efficiency of troubleshooting is improved.

Description

A portable TMR terminal detection device

technical field

The utility model relates to a TMR terminal detection device, in particular to a portable TMR terminal detection device.

Background technique

TMR (Tele Meter Reading) is the abbreviation of the electric energy metering system. The electric energy metering system mainly realizes the metering of the electric energy of the power plant on-grid, off-grid and tie-line gateway points, stores, collects and processes in different periods, and provides basic data for settlement and analysis. . If it is a metering and billing system, it also includes support for various rate models and settlement software.

The utility model with the application number 201810332432.0 relates to a detection method and system for an electric energy metering device, which belongs to the field of electric power technology. According to the monitoring parameters of the electric energy metering device on the power terminal, the state characteristic quantity of the electric energy metering device is extracted, and according to the state characteristic quantity, and The preset mapping relationship between the device state and the state characteristic quantity obtains the current state of the electric energy metering device. Through the extraction of various monitoring parameters of the electric energy metering device, the state feature quantity that can be used for the state evaluation of the electric energy metering device can be obtained, and then the mapping relationship between the device state and the state feature quantity can be used to comprehensively analyze the electric energy metering device. Obtain the current state of the electric energy metering device, which can be detected during the use of the electric energy metering device, and the working status of the electric energy metering device can be obtained in real time, so that it can be repaired in time when the electric energy metering device is abnormal, but this detection system is portable Sex is poor.

Utility model content

In order to solve the problems in the above-mentioned prior art, the utility model provides a portable TMR terminal detection device to solve the current technical problems.

The technical scheme proposed by the utility model:

The utility model provides a portable TMR terminal detection device, comprising: a box body, a panel is arranged inside the box body, and a 485 Bluetooth module, a MODEM Bluetooth module, and a network Bluetooth module are arranged between the panel and the bottom plate of the box body , Ethernet module, baud rate converter, MODEM module, telephone exchange and battery, the 485 Bluetooth module is connected with the baud rate converter, the baud rate converter is connected with the electric energy collection terminal, and the MODEM bluetooth The module is connected with the MODEM module, the MODEM module is connected with the electric energy collection terminal through the telephone exchange, the network bluetooth module is connected with the electric energy collection terminal, and the baud rate converter and the MODEM module are all connected with the bluetooth control module connected.

Preferably, the panel is provided with a charging port, the charging port is connected to the battery, and the battery is connected to the 485 bluetooth module, MODEM bluetooth module, network bluetooth module, Ethernet module, baud rate converter, MODEM module and Bluetooth control module is connected. The battery supplies power for the 485 bluetooth module, modem bluetooth module, network bluetooth module, ethernet module, baud rate converter, modem module and bluetooth control module, these electrical appliances with low working voltage.

Preferably, the panel is provided with a network cable port and a MODEM port, the network cable port is connected to the Ethernet module, the MODEM port is connected to the MODEM module, and the network cable port can realize communication between the Ethernet module and other devices .

Preferably, the panel is provided with a power port and a switch, and the power port is connected to the telephone switch through the switch to supply power to the telephone switch.

Preferably, the panel is provided with a power indicator, which is connected to the battery and is used to display the remaining power of the battery.

Preferably, the baud rate converter is fixed at the bottom of the box.

The beneficial effects of the utility model are:

When the electric energy collection terminal is prone to communication failures during use, resulting in the failure of normal communication between the terminal and the energy meter or between the terminal and the provincial dispatching center, this device can test each communication interface of the electric energy terminal to find the location of the fault , to facilitate on-site maintenance.

The device is convenient for troubleshooting the faults of the on-site electric energy collection terminal. When locating the fault point, the fault can be checked without dismantling the electric energy collection terminal, and the efficiency of troubleshooting is improved.

The device has the advantages of simple structure, convenient use and portability.

Description of drawings

Fig. 1 is a schematic structural view of a portable TMR terminal detection device according to an embodiment of the present invention;

Fig. 2 is the structural representation of the panel of the portable TMR terminal detection device of the utility model embodiment;

Fig. 3 is a block diagram of a portable TMR terminal detection device according to an embodiment of the present invention.

The numbers in the figure respectively indicate: box body 1; power indicator light 2; panel 3; network cable port 4; MODEM port 5; switch 6; power port 7; charging port 8.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1-3, the utility model provides a portable TMR terminal detection device, including: a box body 1, a panel 3 is arranged inside the box body 1, and a 485 Bluetooth Module, MODEM Bluetooth module, network Bluetooth module, Ethernet module, baud rate converter, MODEM module, telephone switch and battery, 485 Bluetooth module is connected with baud rate converter, baud rate converter and electric energy collection terminal The MODEM bluetooth module is connected with the MODEM module, the MODEM module is connected with the electric energy collection terminal through the telephone exchange, the network bluetooth module is connected with the electric energy collection terminal, the baud rate converter and the MODEM module are connected with the bluetooth control module connect.

485 Bluetooth module, MODEM Bluetooth module, and network Bluetooth module are all HC-05 Bluetooth modules with a working voltage of 5V and a maximum working current of 40mA. The maximum transmission power of the module is 4dBm, the receiving sensitivity is -85dBm, the air rate is 2Mbps, and the onboard PCB antenna can realize communication at a distance of 10 meters, which meets the design requirements.

Bluetooth control module, 5V power supply, maximum working current 60mA. With 10 IO ports, the ports have various states: high level, low level, self-locking, status query, etc. By receiving instructions, different IO ports are in different states to achieve the purpose of control and meet design requirements.

The Ethernet module is a TTL-to-Ethernet module with a maximum working current of 200mA. The interface is an RJ45 Ethernet standard pin header, and there are dual power supply interfaces. You can choose one of 5V or 3.3V power supply. Here, choose 5V power supply. Supports serial port command configuration, supports configuration of network and serial port parameters of the module through the host computer software, and saves data when the configuration parameters are powered off. This design configures the module parameters through Bluetooth to meet the design requirements.

The baud rate converter is 232 to 485 baud rate converter, the input voltage is DC 5-12V, and the maximum working current is 500mA. Realize the matching of data transmission rate and transmission format on the serial communication link, internal buffer 1024Byte, support automatic identification of frame end, support transmission rate: 1200, 2400, 4800, 9600, 38400, 57600, 115200, support data bits: 6 bits, 7 bit, 8 bit. Support parity: no parity, odd parity, even parity, port communication parameters can be configured through the serial port to meet the design requirements.

The MODEM module is a 56K MODEM modem. Working voltage DC5V, maximum working current 1A. 56K high-speed external data, fax, and voice modem fully supports V9.2 and V9.0 protocol standards, and has the function of high-speed data, voice, and fax transmission to meet design requirements.

Telephone exchange, working voltage AC220V, maximum working current 500mA. The telephone switch realizes telephone exchange, and can realize the exchange of fax, data, image communication, etc., and can establish communication between two modems to meet design requirements.

The battery is a lithium battery with a capacity of 10300MAH, a net weight of 630 grams, a continuous current of less than 6A, and a service life of 800 times. restore function.

When charging is needed, the AC voltage 220V passes through the charger to feed the 12V lithium battery. The 12V voltage becomes 5V after being transformed, and the 5V power supply supplies power for the following modules, including 485 Bluetooth module, MODEM Bluetooth module, network Bluetooth module, 485 baud rate converter. 485 bluetooth module, modem bluetooth module, and network bluetooth module all communicate with the electric energy collection terminal in the end, namely

485 Bluetooth module, the Bluetooth signal is converted into a 485 signal, and the 485 signal communicates with the electric energy collection terminal through a 485 baud rate converter.

MODEM Bluetooth module, the Bluetooth signal is TTL level, converted to 232 level, connected to the telephone exchange through the MODEM, and then communicated with the electric energy collection terminal.

The network bluetooth module converts bluetooth signals into network signals. Communicate with the electric energy collection terminal through the network module.

Both the 485 baud rate converter and the network module are controlled by the Bluetooth control module.

The panel 3 is a plastic board, the panel 3 is provided with a charging port 8, the charging port 8 is connected to the battery, the battery is connected to the 485 Bluetooth module, the MODEM Bluetooth module, the network Bluetooth module, the Ethernet module, the baud rate converter, and the MODEM module Connect with the bluetooth control module. The battery supplies power for the 485 bluetooth module, modem bluetooth module, network bluetooth module, ethernet module, baud rate converter, modem module and bluetooth control module, these electrical appliances with low working voltage.

TMR (Tele Meter Reading) is the abbreviation of electric energy metering system. The electric energy metering system mainly realizes the measurement of electric energy at the power plant's grid connection, off-grid and tie line gateway points, stores, collects and processes by time, and provides basic data for settlement and analysis. If it is a metering and billing system, it also includes support for various rate models and settlement software. The TMR terminal is an electric energy collection terminal.

The panel 3 is provided with a network cable port 4 and a MODEM port 5, the network cable port 4 is connected to the Ethernet module, the MODEM port 5 is connected to the MODEM module, and the network cable port 4 can realize communication between the Ethernet module and other devices.

The panel 3 is provided with a power port 7 and a switch 6, and the power port 7 is connected with the telephone exchange through the switch 6 to supply power for the telephone exchange.

The panel 3 is provided with a power indicator 2, which is connected to the battery for displaying the remaining power of the battery, and the power indicator 2 is a small LED screen for displaying the remaining power.

The usage process of the portable field tester of the present utility model is as follows: connect the field tester with the electric energy collection terminal with a communication line; turn on the power supply of the field tester; turn on the Pad, search for the Bluetooth corresponding to the field tester and connect; Relevant tests are carried out on the received signals, such as uplink communication of the terminal, uplink protocol detection, downlink communication, and downlink protocol detection. The test software can use the existing software for the test items.

When the electric energy collection terminal is prone to communication failures during use, resulting in the failure of normal communication between the terminal and the energy meter or between the terminal and the provincial dispatching center, this device can test each communication interface of the electric energy terminal to find the location of the fault , to facilitate on-site maintenance.

The device is convenient for troubleshooting the faults of the on-site electric energy collection terminal. When locating the fault point, the fault can be checked without dismantling the electric energy collection terminal, and the efficiency of troubleshooting is improved. The device is simple in structure, easy to use, easy to carry and easy to use.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications, the scope of the present invention is defined by the claims and their equivalents.

Claims (5)

1. a kind of portable TMR terminal detecting device, comprising: cabinet, which is characterized in that the box house is provided with panel, 485 bluetooth modules, MODEM bluetooth module, network bluetooth module, Ethernet mould are provided between the panel and the bottom plate of cabinet Block, baud rate converter, MODEM module, telephone exchange and battery, 485 bluetooth module are connected with baud rate converter It connects, the baud rate converter is connected with electric energy acquisition terminal, and MODEM bluetooth module is connected with MODEM module, described MODEM module is connected by telephone exchange with electric energy acquisition terminal, and the network bluetooth module and generated energy acquisition are whole End is connected, and the baud rate converter and MODEM module are all connected with Bluetooth control module.

2. a kind of portable TMR terminal detecting device according to claim 1, which is characterized in that be arranged on the panel There is charge port, the charge port is connected with battery, the battery and 485 bluetooth modules, MODEM bluetooth module, network bluetooth Module, ethernet module, baud rate converter, MODEM module are connected with Bluetooth control module.

3. a kind of portable TMR terminal detecting device according to claim 1, which is characterized in that be arranged on the panel There are cable mouth and MODEM mouthfuls, the cable mouth is connected with ethernet module, and described MODEM mouthfuls is connected with MODEM module.

4. a kind of portable TMR terminal detecting device according to claim 1, which is characterized in that be arranged on the panel There are power port and switch, the power port is connected by switch with telephone exchange.

5. a kind of portable TMR terminal detecting device according to claim 1, which is characterized in that be arranged on the panel There is battery capacity indication lamp, the battery capacity indication lamp is connected with battery.