CN211979063U

CN211979063U - Portable low-voltage meter reading power consumption on-load detection device

Info

Publication number: CN211979063U
Application number: CN201921741638.5U
Authority: CN
Inventors: 许任阳; 王鹏
Original assignee: Zhuhai Runke Electric Power Equipment Co ltd
Current assignee: Zhuhai Runke Electric Power Equipment Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-11-20
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses a portable low pressure collection is copied consumption area and is carried detection device, including microcomputer control module, chargeable power module, display module, terminal fault function diagnosis module, electric energy quality detection module and communication detection module. The utility model discloses terminal fault function diagnosis module has been set up, electric energy quality detection module and communication detection module, make this device use chinese operation interface and be furnished with chinese character prompt information and many parameter display, the succinct exquisiteness of human-computer interaction interface, and diagnostic software is simple to use, a key diagnosis, report automatic generation and save after the end, and simultaneously, support the diagnostic process condition of preview immediately, grasp diagnostic data in real time, the diagnostic result can upload the computer or derive through USB, form the file that easily browses, can also accurate measurement voltage, electric current, active power, reactive power, the phase angle, power factor, frequency, multiple electric parameters such as electric energy.

Description

Portable low-voltage meter reading power consumption on-load detection device

Technical Field

The utility model relates to a power equipment technical field specifically is portable low pressure collection is copied consumption and is carried detection device.

Background

In recent years, the number of various centralized reading terminals installed on a low-voltage electric power field is getting larger, and due to the complex environment and more field faults of the centralized reading terminals, great operation and maintenance pressure is brought to field personnel, so that a detection device for automatically diagnosing/analyzing the cause of the terminal fault on line, conveniently, accurately and quickly is urgently needed.

Aiming at the above situation, the portable low-voltage meter reading power consumption on-board detection device realizes the functions of automatic test and fault diagnosis analysis of acquisition errors, I/O interfaces, local communication interfaces, power line carrier communication states and wireless public network environment states of a meter reading system such as a special transformer acquisition terminal, a concentrator and an electric energy meter under the field application condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a consumption area carries detection device is copied to portable low pressure collection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: portable low pressure collection is copied and is carried detection device with power consumption, including microcomputer control module, chargeable power module, display module, terminal fault function diagnosis module, electric energy quality detection module and communication detection module, microcomputer control module respectively with display module, terminal fault function diagnosis module, electric energy quality detection module and communication detection module both way junction, and microcomputer control module's input still is connected with chargeable power module's output.

Preferably, the display module is a color liquid crystal touch semi-transparent display screen.

Preferably, the rechargeable power supply module is a 3.7V/20A polymer lithium battery.

Preferably, the power quality detection module comprises a voltage detector, a current detector, an active power detector, a reactive power detector, a phase angle detector, a power factor detector, a frequency detector and a power detector.

Preferably, the communication detection module comprises a mobile communication public network quality detector, a power carrier communication quality detector, an 485/232/USB interface communication quality detector and a collective communication protocol interchangeability detector.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses terminal fault function diagnosis module has been set up, electric energy quality detection module and communication detection module, make this device use chinese operation interface and be furnished with chinese character prompt information and many parameter display, the succinct exquisiteness of human-computer interaction interface, and diagnostic software is simple to use, a key diagnosis, report automatic generation and save after the end, and simultaneously, support the instant preview diagnosis process condition, grasp diagnostic data in real time, the diagnostic result can upload the computer or derive through USB, form the file that easily browses, can also accurate measurement voltage, electric current, active power, reactive power, the phase angle, power factor, frequency, multiple electric parameters such as electric energy, and still possess detection mobile communication public network quality, power carrier communication quality, 485/232 USB interface communication quality, the collection is copied communication protocol interchangeability detection function.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention;

FIG. 2 is a schematic view of a panel according to the present invention;

FIG. 3 is a connection diagram of the terminal pulse/remote signaling terminal testing hardware of the present invention;

fig. 4 is a connection diagram of 485/measurement/pulse terminal testing hardware of the utility model;

fig. 5 is a connection diagram of the terminal remote control terminal testing hardware of the present invention;

FIG. 6 is a connection diagram of the 2G/3G/4G signal field strength testing hardware of the present invention;

FIG. 7 is a three-phase three-wire connection diagram of the present invention;

fig. 8 is the utility model discloses three-phase four-wire connection diagram.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1-8, the portable low-voltage meter reading power consumption on-board detection device comprises a microcomputer control module, a rechargeable power module, a display module, a terminal fault function diagnosis module, an electric energy quality detection module and a communication detection module, wherein the microcomputer control module is respectively connected with the display module, the terminal fault function diagnosis module, the electric energy quality detection module and the communication detection module in two directions, the display module is a color liquid crystal touch semi-transparent display screen, a Chinese operation interface is used and is provided with Chinese character prompt information and multi-parameter display, a man-machine interaction interface is concise and exquisite, the electric energy quality detection module comprises a voltage detector, a current detector, an active power detector, a reactive power detector, a phase angle detector, a power factor detector, a frequency detector and an electric energy detector, the voltage measurement range of the voltage detector is 0-440V, the accuracy is +/-0.1%, the current loop of the current detector is measured by using a pincer-shaped mutual inductor, the phase angle measuring range of the phase angle detector is 0-359.9 degrees, the accuracy is +/-0.3 degrees, the frequency measuring range of the frequency detector is 45-55 Hz, the accuracy is +/-0.1 percent, the active power accuracy of the active power detector is +/-0.1 percent, the pincer-shaped mutual inductor is +/-0.5 percent, the reactive power accuracy of the reactive power detector is +/-0.1 percent, the pincer-shaped mutual inductor is +/-1.0 percent, the communication detection module comprises a mobile communication public network quality detector, a power carrier communication quality detector, a 485/232/USB interface communication quality detector and a collecting communication protocol interchangeability detector, the input end of the microcomputer control module is also connected with the output end of the rechargeable power supply module, and the rechargeable power supply module is a 3.7V/20A polymer lithium battery, the device is used in the environment with the temperature of minus 10 ℃ to 40 ℃ and the humidity of less than 85 percent.

When the device is used, a terminal fault function diagnosis module, an electric energy quality detection module and a communication detection module are arranged, the device uses a Chinese operation interface and is provided with Chinese character prompt information and multi-parameter display, a man-machine interaction interface is concise and exquisite, diagnosis software is simple to use, one-key diagnosis is carried out, a report is automatically generated and stored after the diagnosis is finished, meanwhile, the situation of a real-time preview diagnosis process is supported, diagnosis data are mastered in real time, a diagnosis result can be uploaded to a computer or exported through a USB (universal serial bus) to form an easily browsed file, various electric parameters such as voltage, current, active power, reactive power, phase angle, power factor, frequency and electric energy can be accurately measured, the device also has the functions of detecting the public network quality of mobile communication, the communication quality of power carrier, 485/232/USB interface communication quality and interchangeability detection of a meter reading communication protocol, and can be used for on-site acquisition terminals, Concentrator, collector) under any wiring condition, realize remote signaling, remote control, alarm, test and diagnosis of hardware interfaces such as RS485 communication interface, clock pulse, metering pulse, RS232 and the like, and obtain the public network field intensity of the current position in real time through a test chip, diagnose whether the terminal can normally connect with a master station to finish the online function, detect the voltage, the current, the active power, the reactive power, the apparent power, the phase angle, the power factor, the frequency and the harmonic wave on the power line through sampling, also can read the frozen data in the terminal according to the preset date, analyze and compare the frozen data of the voltage and the current, check whether the data exceeding the specified threshold exists, diagnose whether the terminal can be damaged, diagnose whether the local communication module of the terminal can normally work through the real-time meter reading operation, read the frozen data in the terminal according to the preset date, analyze and calculate the related frozen data of the electric energy meter, whether the electric energy meter has a fault condition is judged, protocol interchangeability detection is respectively carried out on the acquisition terminal and the upper-layer network pipe through a centralized meter reading communication protocol integrated in the device, and in the diagnosis process, display data can be refreshed on the main interface according to the diagnosis condition in the diagnosis process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Portable low pressure collection is copied and is copied power consumption on-load detection device, including microcomputer control module, chargeable power module, display module, terminal fault function diagnosis module, electric energy quality detection module and communication detection module, its characterized in that: the microcomputer control module is respectively connected with the display module, the terminal fault function diagnosis module, the electric energy quality detection module and the communication detection module in a bidirectional mode, and the input end of the microcomputer control module is further connected with the output end of the rechargeable power supply module.

2. The portable low-voltage meter reading power consumption on-board detection device according to claim 1, wherein: the display module is a color liquid crystal touch semi-transparent display screen.

3. The portable low-voltage meter reading power consumption on-board detection device according to claim 1, wherein: the rechargeable power supply module is a 3.7V/20A polymer lithium battery.

4. The portable low-voltage meter reading power consumption on-board detection device according to claim 1, wherein: the electric energy quality detection module comprises a voltage detector, a current detector, an active power detector, a reactive power detector, a phase angle detector, a power factor detector, a frequency detector and an electric energy detector.

5. The portable low-voltage meter reading power consumption on-board detection device according to claim 1, wherein: the communication detection module comprises a mobile communication public network quality detector, a power carrier communication quality detector, an 485/232/USB interface communication quality detector and a collective communication protocol interchangeability detector.