CN204177955U - The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive - Google Patents
The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive Download PDFInfo
- Publication number
- CN204177955U CN204177955U CN201420517381.6U CN201420517381U CN204177955U CN 204177955 U CN204177955 U CN 204177955U CN 201420517381 U CN201420517381 U CN 201420517381U CN 204177955 U CN204177955 U CN 204177955U
- Authority
- CN
- China
- Prior art keywords
- module
- electric energy
- meter
- energy meter
- phase electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 title claims description 4
- 230000003993 interaction Effects 0.000 claims abstract description 27
- 238000003556 assay Methods 0.000 claims 3
- 238000012795 verification Methods 0.000 abstract description 22
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000002452 interceptive effect Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 4
- 238000013480 data collection Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011990 functional testing Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004883 computer application Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
本实用新型公开了一种基于人机触摸交互式的三相电能表自助检定装置,包括被校三相电能表、标准表、脉冲采集模块、检定校准模块、中央控制中心、人机交互触摸屏、人机控制器、程控精密电源、接表座模块、自动接、拆线模块、精密时钟电路和供电模块;中央控制中心通过检定校准模块连接脉冲采集模块,脉冲采集模块连接被校三相电能表、标准表和精密时钟电路,被校三相电能表通过接表座模块连接自动接、拆线模块,自动接、拆线模块连接中央控制中心的第一控制端,标准表通过数据传输线连接中央控制中心,标准表通过程控精密电源连接接表座模块,程控精密电源连接中央控制中心;中央控制中心通过人机控制器连接人机交互触摸屏,中央控制中心的供电端连接人机交互触摸屏;供电模块为整个装置供电。
The utility model discloses a three-phase electric energy meter self-checking device based on human-machine touch interaction, which comprises a three-phase electric energy meter to be calibrated, a standard meter, a pulse acquisition module, a verification and calibration module, a central control center, a human-machine interactive touch screen, Man-machine controller, program-controlled precision power supply, meter connection module, automatic connection and disconnection module, precision clock circuit and power supply module; the central control center is connected to the pulse acquisition module through the verification and calibration module, and the pulse acquisition module is connected to the three-phase electric energy meter to be calibrated , standard meter and precision clock circuit, the three-phase electric energy meter to be calibrated is connected to the automatic connection and disconnection module through the meter base module, the automatic connection and disconnection module is connected to the first control terminal of the central control center, and the standard meter is connected to the central control center through the data transmission line In the control center, the standard meter is connected to the table base module through the program-controlled precision power supply, and the program-controlled precision power supply is connected to the central control center; the central control center is connected to the human-computer interaction touch screen through the human-machine controller, and the power supply terminal of the central control center is connected to the human-computer interaction touch screen; power supply The module powers the entire unit.
Description
技术领域 technical field
本实用新型涉及三相电能表检定校准技术领域,尤其涉及一种基于人机触摸交互式的三相电能表自助检定装置。 The utility model relates to the technical field of verification and calibration of three-phase electric energy meters, in particular to a self-service verification device for three-phase electric energy meters based on man-machine touch interaction.
背景技术 Background technique
随着智能电能表的广泛应用和批量安装,电能表检定装置也相应地层出不穷。目前,市场上涌现了大量的流水线型电能表检定装置,包括成套的流水线检测工位和程序,能够进行大规模的电能表检定检测,能够大幅度地提高生产劳动效率,节省检测成本。但这种规模性检测装置不适合单个电能表的检测,如果随机对单个电能表进行检测,或则根据个人意愿和需求对电能表的参数和指标进行测试,采用流水线检测装置就显得累赘、臃肿,浪费资源,这就需要一种“自助”式电能表误差校准装置实现随时、随地的误差测试。同时,在由操作人员进行检定的过程中,由于操作人员用电脑应用的熟练程度不同,使得,部分不熟练的人员在键盘和鼠标操作上,可能存在一定的困难,影响装置的正常运行,降低工作效率。 With the wide application and mass installation of smart energy meters, the verification devices of energy meters are correspondingly emerging in endlessly. At present, a large number of assembly-line electric energy meter verification devices have emerged on the market, including a complete set of assembly line inspection stations and procedures, which can perform large-scale electric energy meter verification and inspection, can greatly improve production labor efficiency, and save inspection costs. However, this large-scale detection device is not suitable for the detection of a single electric energy meter. If a single electric energy meter is tested randomly, or the parameters and indicators of the electric energy meter are tested according to personal wishes and needs, the use of an assembly line detection device is cumbersome and bloated. , a waste of resources, which requires a "self-service" energy meter error calibration device to achieve error testing anytime and anywhere. At the same time, in the process of testing by the operators, due to the different proficiency of the operators in computer applications, some unskilled personnel may have certain difficulties in keyboard and mouse operations, which will affect the normal operation of the device and reduce the work efficiency.
实用新型内容 Utility model content
本实用新型的目的是提供一种基于人机触摸交互式的三相电能表自助检定装置,不仅能够随机实时检定单个三相电表,还能通过人机触摸方式提高设备自动化性能。 The purpose of this utility model is to provide a three-phase electric energy meter self-checking device based on human-machine touch interaction, which can not only randomly test a single three-phase electric energy meter in real time, but also improve the automation performance of equipment through human-machine touch.
本实用新型采用的技术方案为: The technical scheme that the utility model adopts is:
一种基于人机触摸交互式的三相电能表自助检定装置,包括被校三相电能表、标准表、脉冲采集模块、检定校准模块、中央控制中心、人机交互触摸屏、人机控制器、程控精密电源、接表座模块、自动接、拆线模块、精密时钟电路和供电模块;所述的中央控制中心通过总线连接检定校准模块,检定校准模块连接脉冲采集模块,脉冲采集模块连接被校三相电能表、标准表和精密时钟电路,被校三相电能表通过接表座模块连接自动接、拆线模块,自动接、拆线模块连接中央控制中心的第一控制端,标准表通过数据传输线连接中央控制中心,标准表通过程控精密电源连接接表座模块,程控精密电源连接中央控制中心;中央控制中心通过人机控制器连接人机交互触摸屏,中央控制中心的供电端连接人机交互触摸屏;供电模块为整个装置供电。 A three-phase electric energy meter self-checking device based on human-computer touch interaction, including three-phase electric energy meter to be calibrated, standard meter, pulse acquisition module, verification and calibration module, central control center, human-computer interaction touch screen, human-machine controller, Program-controlled precision power supply, meter socket module, automatic connection and disconnection module, precision clock circuit and power supply module; the central control center is connected to the verification and calibration module through the bus, the verification and calibration module is connected to the pulse acquisition module, and the pulse acquisition module is connected to the calibrated Three-phase electric energy meter, standard meter and precision clock circuit, the three-phase electric energy meter to be calibrated is connected to the automatic connection and disconnection module through the meter base module, and the automatic connection and disconnection module is connected to the first control terminal of the central control center, and the standard meter is passed The data transmission line is connected to the central control center, the standard meter is connected to the meter base module through the program-controlled precision power supply, and the program-controlled precision power supply is connected to the central control center; the central control center is connected to the human-computer interaction touch screen through the man-machine controller, and the power supply terminal of the central control center is connected to the man-machine Interactive touch screen; the power supply module supplies power to the whole device.
所述的人机控制器还连接数据输出模块。 The man-machine controller is also connected with a data output module.
本实用新型通过脉冲采集模块采集被校三相电能表和标准表的脉冲信号,再将信号发送给检定校准模块进行误差校准,校准后发送给中央控制中心;同时,被校三相电能表和标准表通过接表座模块连接自动接、拆线模块,进行自动接线、拆线,达到自动检定的目; The utility model collects the pulse signals of the calibrated three-phase electric energy meter and the standard meter through the pulse acquisition module, and then sends the signal to the verification and calibration module for error calibration, and sends it to the central control center after calibration; at the same time, the three-phase electric energy meter and the The standard meter is connected to the automatic connection and disconnection module through the meter base module to perform automatic wiring and disconnection to achieve the purpose of automatic verification;
进一步的,人机交互触摸屏与人机控制器、中央控制中心相连,用于处理人机交互触摸屏的输入信息及显示校准结果,通过人机触摸交互能进行检测信息的设定和读出。人机交互触摸屏上设有人机界面,设定有功能按键、选项和输入,通过人工的手指触摸即可进行操作,简单、快捷。人机交互触摸屏是用来接收人体手指的输入讯号的感应式液晶显示装置,当屏幕上的图形按钮被触摸时,屏幕上的触觉反馈系统根据预先编程的程式驱动装置的各个单元。 Further, the human-computer interaction touch screen is connected with the human-machine controller and the central control center, and is used to process the input information of the human-computer interaction touch screen and display the calibration results, and the detection information can be set and read out through the human-computer touch interaction. The human-computer interaction touch screen is equipped with a human-machine interface, which is set with function keys, options and input, and can be operated by manual finger touch, which is simple and fast. The human-computer interaction touch screen is an inductive liquid crystal display device used to receive input signals from human fingers. When the graphic buttons on the screen are touched, the tactile feedback system on the screen drives each unit of the device according to the pre-programmed program.
附图说明 Description of drawings
图1为本实用新型的电路原理框图; Fig. 1 is the circuit principle block diagram of the present utility model;
图2为本实用新型的前置放大直流负反馈电路的原理框图。 Fig. 2 is a functional block diagram of the pre-amplification DC negative feedback circuit of the present invention.
具体实施方式 Detailed ways
如图1所示,本实用新型包括被校三相电能表、标准表、脉冲采集模块、检定校准模块、中央控制中心、人机交互触摸屏、人机控制器、程控精密电源、接表座模块、自动接、拆线模块、精密时钟电路和供电模块;所述的中央控制中心通过总线连接检定校准模块,检定校准模块连接脉冲采集模块,脉冲采集模块连接被校三相电能表、标准表和精密时钟电路,被校三相电能表通过接表座模块连接自动接、拆线模块,自动接、拆线模块连接中央控制中心的第一控制端,标准表通过数据传输线连接中央控制中心,标准表通过程控精密电源连接接表座模块,程控精密电源连接中央控制中心;中央控制中心通过人机控制器连接人机交互触摸屏,中央控制中心的供电端连接人机交互触摸屏;人机控制器还连接数据输出模块,供电模块为整个装置供电。 As shown in Figure 1, the utility model includes a three-phase electric energy meter to be calibrated, a standard meter, a pulse acquisition module, a verification and calibration module, a central control center, a human-computer interaction touch screen, a human-machine controller, a program-controlled precision power supply, and a meter-connecting module , automatic connection and disconnection module, precision clock circuit and power supply module; the central control center is connected to the verification and calibration module through the bus, the verification and calibration module is connected to the pulse acquisition module, and the pulse acquisition module is connected to the calibrated three-phase electric energy meter, standard meter and Precision clock circuit, the three-phase electric energy meter to be calibrated is connected to the automatic connection and disconnection module through the meter base module, the automatic connection and disconnection module is connected to the first control terminal of the central control center, and the standard meter is connected to the central control center through the data transmission line, standard The meter is connected to the table base module through the program-controlled precision power supply, and the program-controlled precision power supply is connected to the central control center; Connect the data output module, and the power supply module supplies power for the whole device.
人机控制器通过RS-232接口和中央控制中心连接,人机控制器控制人机交互触摸屏和数据输出模块。人机交互触摸屏与人机控制器、中央控制中心相连,用于处理人机交互触摸屏的输入信息及显示校准结果,通过人机触摸交互能进行检测信息的设定和读出。人机交互触摸屏上设有人机界面,设定有功能按键、选项和输入,通过人工的手指触摸即可进行操作,简单、快捷。人机交互触摸屏是用来接收人体手指的输入讯号的感应式液晶显示装置,当屏幕上的图形按钮被触摸时,屏幕上的触觉反馈系统根据预先编程的程式驱动装置的各个单元。中央控制中心为人机交互触摸屏提供电能,人机控制器对其输入的数据进行处理和分析,并将数据通过RS-232接口发送给中央控制中心。数据输出模块常用打印机,对输出结果进行打印、显示。 The man-machine controller is connected to the central control center through the RS-232 interface, and the man-machine controller controls the man-machine interaction touch screen and the data output module. The human-computer interaction touch screen is connected with the human-machine controller and the central control center, and is used to process the input information of the human-computer interaction touch screen and display the calibration results. The detection information can be set and read out through the human-computer touch interaction. The human-computer interaction touch screen is equipped with a human-machine interface, which is set with function keys, options and input, and can be operated by manual finger touch, which is simple and fast. The human-computer interaction touch screen is an inductive liquid crystal display device used to receive input signals from human fingers. When the graphic buttons on the screen are touched, the tactile feedback system on the screen drives each unit of the device according to the pre-programmed program. The central control center provides power for the human-computer interaction touch screen, and the human-machine controller processes and analyzes the input data, and sends the data to the central control center through the RS-232 interface. The data output module commonly uses a printer to print and display the output results.
程控精密电源通过can总线与中央控制中心相连,并向标准表和被测电能表提供工作电流、电压。程控精密电源具体谐波输出功能,可以将正弦波按每0.1度取一数据量化,一个周期共3600点作为基波,然后用户设置的谐波分量分别叠加到基波上,作为波形数据,在频率和相位电路控制下,经D/A转换和滤波电路生成信号波形,生成的波形送到功率放大器放大后输出,输出的电压和电流信号即可用于各种电能表的校验。 The program-controlled precision power supply is connected to the central control center through the CAN bus, and provides working current and voltage to the standard meter and the measured electric energy meter. The specific harmonic output function of the program-controlled precision power supply can quantify the sine wave by taking one data every 0.1 degrees, and a total of 3600 points in one cycle are used as the fundamental wave, and then the harmonic components set by the user are superimposed on the fundamental wave as waveform data. Under the control of the frequency and phase circuit, the signal waveform is generated by the D/A conversion and filter circuit, and the generated waveform is sent to the power amplifier for amplification and output. The output voltage and current signals can be used for the calibration of various electric energy meters.
脉冲采集模块及检定校准模块同时采集标准表的标准电能脉冲和被校三相电能表的电能脉冲,同时,精密时钟电路输出的精密时钟信息向电能表提供精准的时钟信息,使电能表显示时钟信息。其中,检定校准模块采用误差计算器,误差计算器有标准的上市产品,属于现有的成熟误差计算技术,在此不再赘述。标准表有标准上市产品,其准确度等级相对被校三相电能表需要满足高出两个等级及以上的条件。 The pulse acquisition module and the verification and calibration module simultaneously collect the standard electric energy pulse of the standard meter and the electric energy pulse of the three-phase electric energy meter to be calibrated. At the same time, the precise clock information output by the precision clock circuit provides accurate clock information to the electric energy meter, so that the electric energy meter displays the clock. information. Among them, the verification and calibration module uses an error calculator, and the error calculator has standard marketed products, which belong to the existing mature error calculation technology, and will not be repeated here. There are standard products on the market for standard meters, and their accuracy level needs to meet the conditions of two levels or more higher than that of the three-phase electric energy meter to be calibrated.
被校三相电能表在接表座模块进行自动接拆线,被校三相电能表被放置于接表座模块,接表座模块与自动接、拆线模块相连,进行被校三相电能表和标准表的自动接线与拆线。自动接、拆线模块是为了解决装置的测试探针组自动连接到被校三相电能表接线端的国内电能表检定装置生产厂家普遍采用的产品。自动接、拆线模块接线器底座上设有测试探针组,测试探针组的位置与载表装置上待检电能表接线端子孔组的检定位置相对应。检定装置的测试探针组接入电能表的接线端子孔组内,电能表接线端子的电压、电流、脉冲接线、多功能接口、485接口分别与外接口相压接,所有的电能表接线端子被压,不内缩,且接线端子受压稳定、均匀、可靠。 The three-phase electric energy meter to be calibrated is automatically connected and disconnected at the meter connection module. Automatic wiring and unwiring of meters and standard meters. The automatic connection and disconnection module is a product commonly used by domestic electric energy meter verification device manufacturers to solve the problem of automatically connecting the test probe group of the device to the terminal of the three-phase electric energy meter to be calibrated. A test probe set is arranged on the base of the automatic connection and disconnection module connector, and the position of the test probe set corresponds to the verification position of the terminal hole group of the electrical energy meter to be checked on the meter loading device. The test probe group of the verification device is connected to the terminal hole group of the electric energy meter, and the voltage, current, pulse connection, multi-function interface, and 485 interface of the electric energy meter terminal are respectively crimped with the external interface. It is pressed, not retracted, and the terminal is pressed stably, evenly and reliably.
下面结合附图说明本实用新型的工作原理: The working principle of the present utility model is illustrated below in conjunction with accompanying drawing:
如图1所示,在人机控制器或人机交互触摸屏的控制下,程控精密电源提供标准三相电能表和标准三相电能表工作所需电压和电流;标准表将功率标准电能脉冲送入检定校准模块,通过内部的误差计算器同时采集标准三相电能表脉冲并自动计算出误差,利用电能比较法算出的误差在本地显示并通过高速工业CAN总线上传到中央控制中心,中央控制中心在表位数据监视界面对数据进行监视、管理并上传到人机控制器处理;中央控制中心主要完成按键处理、人机控制器数据处理、标准表数据处理(电压、电流、功率、相位、频率等)、GPS数据处理、表位误差数据采集、多功能表485通信、电压和电流输出控制、各种功能试验控制、温湿度数据采集、功耗数据采集等工作;同时把采集到的数据送至人机控制器进行处理。用户可以通过人机交互触摸屏进行相关的设置与数据读出,数据显示结果能够进行语音播报,数据输出结果被保存至人机控制器内,也能通过数据处理打印模块进行数据打印。 As shown in Figure 1, under the control of the human-machine controller or the human-computer interaction touch screen, the program-controlled precision power supply provides the standard three-phase electric energy meter and the voltage and current required for the standard three-phase electric energy meter to work; the standard meter sends the power standard electric energy pulse to Into the verification and calibration module, the standard three-phase electric energy meter pulse is collected simultaneously through the internal error calculator and the error is automatically calculated. The error calculated by the electric energy comparison method is displayed locally and uploaded to the central control center through the high-speed industrial CAN bus. The central control center Monitor, manage and upload data to the man-machine controller on the surface data monitoring interface for processing; the central control center mainly completes button processing, man-machine controller data processing, and standard meter data processing (voltage, current, power, phase, frequency) etc.), GPS data processing, surface error data collection, multi-function meter 485 communication, voltage and current output control, various functional test control, temperature and humidity data collection, power consumption data collection, etc.; at the same time, the collected data is sent to to the man-machine controller for processing. Users can perform relevant settings and read data through the human-computer interaction touch screen. The data display results can be broadcast by voice, the data output results are saved in the human-machine controller, and the data can also be printed through the data processing and printing module.
如图2所示,本实用新型正常使用时: As shown in Figure 2, when the utility model is in normal use:
首先启动设备进行开始;设备接收到检定任务下达,根据客户需求,下达电能表检测任务。之后,进行自助上料动作,即客户将被校三相电能表放置于本装置的接表座单元,被校三相电能表放妥当以后,设备自动判断被校三相电能表的条码是否读出,若是,则进入后续步骤程序,若否,则跳转到语音提示。被校三相电能表的条码读出后,自动接、拆线模块进行自动接线,被校三相电能表在接表座内,通过自动接、拆线模块自动连接被校准的三相电能表的电压、电流回路及脉冲接线端,使电能表处于工作状态,显示工作所需要的电流、电压。然后,进行自动校准方案的确定,即客户通过人机交互触摸屏选择负载电流点或启动、潜动试验等各种功能试验项目;当需要电能表误差校准时,客户启动误差校准后,装置通过人机控制器控制程控精密电源的电流、电压输出至三相标准电能表和被校三相电能表,使之输出标准脉冲和被校脉冲至误差计算器,误差计算器通过比较法计算出被校三相电能表误差值;包括表计是否有潜动的其他试验过程;误差校准完毕后,误差结果显示及自动拆线,各种选择的试验结束后,人机交换触摸屏显示误差结果,自动接、拆线模块自动断开和被校三相电能表的全部连接;之后会语音提示,提示客户误差校准结束,是否需要打印出误差校准试验单,取走被校三相电能表;或提示客户被校的电能表不符合要求。自助下料,客户从本装置的插表座内取走被校三相电能表;打印输出结果并上传,数据输出按客户要求打印出误差校准试验单,人机控制器将误差校准的详细过程和结果保存到数据库并上传至中央控制中心,便于查询管理。 First, start the equipment to start; the equipment receives the verification task, and according to the customer's needs, the power meter detection task is issued. Afterwards, the self-service loading action is carried out, that is, the customer places the calibrated three-phase electric energy meter on the meter-connecting unit of the device. After the calibrated three-phase electric energy meter is properly placed, the device automatically judges whether the barcode of the calibrated three-phase electric energy meter is readable or not. If so, then enter the next step program, if not, then jump to the voice prompt. After the barcode of the three-phase electric energy meter to be calibrated is read out, the automatic connection and disconnection module performs automatic wiring. The voltage, current loop and pulse terminal make the energy meter in the working state and display the current and voltage required for the work. Then, determine the automatic calibration scheme, that is, the customer selects the load current point or various functional test items such as start-up and creep test through the human-computer interaction touch screen; The computer controller controls the current and voltage output of the program-controlled precision power supply to the three-phase standard electric energy meter and the three-phase electric energy meter to be calibrated, so that it outputs the standard pulse and the calibrated pulse to the error calculator, and the error calculator calculates the calibrated energy meter through the comparison method. The error value of the three-phase electric energy meter; including other test processes of whether the meter has creep; after the error calibration is completed, the error result will be displayed and the wire will be automatically disconnected. , The disconnection module automatically disconnects all connections with the three-phase electric energy meter to be calibrated; after that, a voice prompt will prompt the customer that the error calibration is over, whether it is necessary to print out the error calibration test sheet, and take away the three-phase electric energy meter to be calibrated; or remind the customer The watt-hour meter being calibrated does not meet the requirements. Self-service unloading, the customer takes the calibrated three-phase electric energy meter from the socket of the device; prints out the results and uploads them, the data output prints out the error calibration test sheet according to the customer's requirements, and the human-machine controller will record the detailed process of error calibration And the results are saved to the database and uploaded to the central control center, which is convenient for query management.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420517381.6U CN204177955U (en) | 2014-09-10 | 2014-09-10 | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420517381.6U CN204177955U (en) | 2014-09-10 | 2014-09-10 | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204177955U true CN204177955U (en) | 2015-02-25 |
Family
ID=52566760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420517381.6U Expired - Fee Related CN204177955U (en) | 2014-09-10 | 2014-09-10 | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204177955U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105842648A (en) * | 2016-01-21 | 2016-08-10 | 贵州电网有限责任公司遵义供电局 | Self-service comparison service terminal for single-phase energy meter and comparison and re-check method |
CN112213686A (en) * | 2020-08-27 | 2021-01-12 | 国网山东省电力公司日照供电公司 | Checking system of automatic calibrating device of electric energy meter |
-
2014
- 2014-09-10 CN CN201420517381.6U patent/CN204177955U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105842648A (en) * | 2016-01-21 | 2016-08-10 | 贵州电网有限责任公司遵义供电局 | Self-service comparison service terminal for single-phase energy meter and comparison and re-check method |
CN112213686A (en) * | 2020-08-27 | 2021-01-12 | 国网山东省电力公司日照供电公司 | Checking system of automatic calibrating device of electric energy meter |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103926553B (en) | Self-service single-phase electric energy meter calibrates for error devices and methods therefor | |
CN104215930B (en) | A kind of three-in-one acquisition terminal detection device | |
CN202305787U (en) | Testing device for functional plates of electric energy meter | |
CN104407239B (en) | A kind of power information acquisition terminal modular electromagnetic compatibility comprehensive test device | |
CN101435842A (en) | Multifunctional comprehensive test system | |
CN103176066A (en) | Digitization power quality monitoring device | |
CN203178431U (en) | A circuit board automatic testing system | |
CN101216536A (en) | A Portable Sequential Event Signal Generator | |
CN204154892U (en) | A kind of device for energy meter standard automatic verification system | |
CN204177955U (en) | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive | |
CN105785197A (en) | Distribution automation device integrated tester | |
CN103389933A (en) | Test card and electronic test device with same | |
CN202351298U (en) | Multifunctional process checkout equipment | |
CN202330638U (en) | Online automatic test system for printed circuit board | |
CN201142137Y (en) | A portable single-channel vibration data acquisition device based on embedded technology | |
CN205608103U (en) | Portable electric energy quality monitoring appearance of full touch screen | |
CN203522711U (en) | Signal converter electrical aging detection apparatus | |
CN202815126U (en) | Test equipment for capacitive touch screens | |
CN207457381U (en) | A kind of signal processing module overall checkout equipment | |
CN202421489U (en) | Load switch detection device of intelligent electric energy meter | |
CN203930041U (en) | Multifunctional electric energy meter is calibration device just | |
CN202838762U (en) | Automatic electronic experimental teaching system | |
CN203520072U (en) | Signal converter assembly detection device | |
CN202649814U (en) | A portable characteristic tester of an intelligent controller | |
CN206321729U (en) | A multi-channel life tester |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 |
|
CF01 | Termination of patent right due to non-payment of annual fee |