CN210109305U - A portable electric energy meter detection terminal - Google Patents
A portable electric energy meter detection terminal Download PDFInfo
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- CN210109305U CN210109305U CN201920657088.2U CN201920657088U CN210109305U CN 210109305 U CN210109305 U CN 210109305U CN 201920657088 U CN201920657088 U CN 201920657088U CN 210109305 U CN210109305 U CN 210109305U
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Abstract
Description
技术领域technical field
本实用新型涉及一种便携式电能表检测终端，属于电力检测设备技术领域。The utility model relates to a portable electric energy meter detection terminal, which belongs to the technical field of electric power detection equipment.
背景技术Background technique
目前，在变电站和一些发电厂的控制室内，安装有用于计量电量的电能表。在进行电能表检修时，需要使用电能表检测终端连接电能表，随着智能电能表的普及，电能表检测终端也在不断升级，逐渐转变为智能化，因此很多电能表检测终端支持用户编写程序，具有较大的存储空间，使得电能表检测终端的功能变大，但也因此电池的功耗也相对较高，电量不足时电能表检测终端又无法进行检测，需要工作人员更换电池再继续工作，导致工作效率低。Currently, in the control rooms of substations and some power plants, electric energy meters for measuring electricity are installed. When overhauling the electric energy meter, it is necessary to use the electric energy meter detection terminal to connect the electric energy meter. With the popularization of the smart electric energy meter, the electric energy meter detection terminal is constantly being upgraded and gradually transformed into an intelligent one. Therefore, many electric energy meter detection terminals support users to write programs. , has a larger storage space, which makes the function of the electric energy meter detection terminal larger, but the power consumption of the battery is also relatively high, and the electric energy meter detection terminal cannot be detected when the power is insufficient, and the staff needs to replace the battery before continuing to work. , resulting in low work efficiency.
实用新型内容Utility model content
本实用新型的目的是提供一种便携式电能表检测终端，用以解决现有技术中电池电量不足时无法继续检测的问题。The purpose of the utility model is to provide a portable electric energy meter detection terminal, which is used to solve the problem that the detection cannot be continued when the battery power is insufficient in the prior art.
为实现上述目的，本实用新型提出一种便携式电能表检测终端，该便携式电能表检测终端包括：In order to achieve the above purpose, the present utility model proposes a portable electric energy meter detection terminal, the portable electric energy meter detection terminal includes:
处理器；processor;
存储器；memory;
通讯接口，用于连接电能表，与电能表进行通讯；The communication interface is used to connect the electric energy meter and communicate with the electric energy meter;
显示装置；display device;
输入装置；以及input device; and
供电电路，包括电池，电池连接供电端；还包括交直流电压转换模块，交直流电压转换模块的输出端连接供电端，交直流电压转换模块的输入端连接一个用于连接外部交流电的连接器。The power supply circuit includes a battery, and the battery is connected to the power supply terminal; it also includes an AC/DC voltage conversion module, the output terminal of the AC/DC voltage conversion module is connected to the power supply terminal, and the input terminal of the AC/DC voltage conversion module is connected to a connector for connecting external AC power.
有益效果是：该终端通过设置交直流电压转换模块，使得外部交流电可以为终端进行供电，避免终端因电量低下而无法正常工作，提高终端的工作效率。The beneficial effects are: the terminal is provided with an AC-DC voltage conversion module, so that the external AC can supply power to the terminal, so that the terminal cannot work normally due to low power, and the working efficiency of the terminal is improved.
进一步的，显示装置和输入装置为触摸显示屏。Further, the display device and the input device are touch display screens.
有益效果是：触摸显示屏技术成熟，可靠性高。The beneficial effects are: the technology of the touch display screen is mature and the reliability is high.
进一步的，电池、交直流电压转换模块通过一个二选一切换开关连接供电端。Further, the battery and the AC/DC voltage conversion module are connected to the power supply terminal through a two-to-one switch.
有益效果是：设置二选一切换开关可以更加方便的切换供电模式，在电池电量不足的情况下，切断电池的输出，保证终端正常工作的情况下，还可以防止电池过放，保护电池。The beneficial effects are: setting the switch to select one from the other can more conveniently switch the power supply mode, and when the battery power is insufficient, the output of the battery is cut off to ensure the normal operation of the terminal, and the battery can be prevented from being over-discharged to protect the battery.
进一步的，通讯接口包括USB接口和USB转485模块。Further, the communication interface includes a USB interface and a USB to 485 module.
有益效果是：通过设置转换模块可以更加灵活的选择通讯接口，而且USB接口技术成熟，简单可靠。The beneficial effects are that the communication interface can be more flexibly selected by setting the conversion module, and the USB interface technology is mature, simple and reliable.
附图说明Description of drawings
图1是本实用新型便携式电能表检测终端的结构框图。FIG. 1 is a structural block diagram of the portable electric energy meter detection terminal of the present invention.
具体实施方式Detailed ways
本实施例提出的便携式电能表检测终端(以下简称终端)如图1所示，包括：处理器、存储器、通讯接口、显示装置、输入装置以及供电电路。存储器、通讯接口、显示装置、输入装置与处理器连接，供电电路对各部分供电，供电电路包括电池，电池连接供电端；还包括交直流电压转换模块，交直流电压转换模块的输出端连接供电端，交直流电压转换模块的输入端连接一个用于连接外部交流电(即外部交流电供电设备)的连接器。The portable electric energy meter detection terminal (hereinafter referred to as the terminal) proposed in this embodiment is shown in FIG. 1 , and includes: a processor, a memory, a communication interface, a display device, an input device, and a power supply circuit. The memory, the communication interface, the display device, and the input device are connected to the processor, and the power supply circuit supplies power to each part. The power supply circuit includes a battery, and the battery is connected to the power supply terminal; it also includes an AC-DC voltage conversion module, and the output terminal of the AC-DC voltage conversion module is connected to the power supply terminal, the input terminal of the AC-DC voltage conversion module is connected to a connector for connecting external AC power (ie, external AC power supply equipment).
存储器用于存储相应的数据以及计算机程序；处理器用于接收电能表的数据并根据计算机程序对数据进行处理与分析，得出结果；通讯接口用于连接电能表，与电能表进行通讯；显示装置用于显示电能表的状态；输入装置用于输入相应的数据实现对电能表的检测；供电电路用于给终端各部分正常工作提供电源，使得终端在电池电量不足的情况下及时接入外接交流电为终端进行供电。The memory is used to store the corresponding data and the computer program; the processor is used to receive the data of the electric energy meter and process and analyze the data according to the computer program to obtain the result; the communication interface is used to connect the electric energy meter and communicate with the electric energy meter; the display device It is used to display the status of the electric energy meter; the input device is used to input the corresponding data to realize the detection of the electric energy meter; the power supply circuit is used to provide power for each part of the terminal to work normally, so that the terminal can connect to the external AC power in time when the battery power is insufficient. Provide power to the terminal.
外部交流电供电设备可以直接为电能表也可以为其他交流电供电设备，本实用新型对此不做限制。The external AC power supply equipment can be directly an electric energy meter or other AC power supply equipment, which is not limited in the present invention.
本实施例中，显示装置和输入装置为同一设备，采用多点触控的触摸显示屏，通讯接口包括USB接口和USB转485模块，将电能表经由RS485通讯线，通过USB转485模块和USB接口连接到检测终端上，将电能表的数据传输给处理器。当然，作为其他实施方式，显示装置和输入装置也可以不为同一设备，显示装置通过显示屏进行显示，输入装置可以采用按键形式进行输入，而且通讯接口也可以为其他类型的通讯接口，配置有相应的转换模块，本实用新型对各硬件的实现方式不做限制，只要可以实现相应的功能即可。In this embodiment, the display device and the input device are the same device, a multi-touch touch screen is used, and the communication interface includes a USB interface and a USB to 485 module. The interface is connected to the detection terminal and transmits the data of the electric energy meter to the processor. Of course, as other implementations, the display device and the input device may not be the same device, the display device displays through the display screen, the input device can use buttons for input, and the communication interface can also be other types of communication interfaces, configured with For the corresponding conversion module, the present invention does not limit the implementation of each hardware, as long as the corresponding functions can be realized.
为了方便的选择供电模式，本实施例中，该终端在供电端与电池、交直流电压转换模块之间设有一个二选一切换开关K，具体的，二选一切换开关K为手动切换开关，人为控制供电端，在电池电量不足的情况下，人为切断电池的输出，进一步的保护电池，当然本实用新型对电池的类型不做限制，可以为一次性电池，也可以为充电电池。而且二选一切换开关K也可以为自动控制开关，终端内可以设置SOC采集模块采集电池的电量，在电池电量不足的情况下，通过处理器输出信号直接控制为外部交流电供电。In order to conveniently select the power supply mode, in this embodiment, the terminal is provided with a one-of-two switch K between the power supply terminal and the battery and the AC-DC voltage conversion module. Specifically, the switch K is a manual switch. , artificially control the power supply terminal, in the case of insufficient battery power, artificially cut off the output of the battery to further protect the battery, of course, the utility model does not limit the type of the battery, which can be a disposable battery or a rechargeable battery. In addition, the switch K can also be an automatic control switch. The SOC acquisition module can be set in the terminal to collect the battery power. When the battery power is insufficient, it can directly control the external AC power supply through the output signal of the processor.
作为其他实施方式，在不考虑电池安全的情况下，二选一切换开关K也可以省去。供电端直接连接处理器为终端各部分进行供电。As another embodiment, in the case where the safety of the battery is not considered, the alternative switch K can also be omitted. The power supply terminal is directly connected to the processor to supply power to each part of the terminal.
该终端的工作过程为：在电能表需要检测时(或者需要抄电表时)，将终端与电能表连接，终端获取电能表的数据，并对获取的数据进行分析和处理，得出分析结果(或者获得电能表的电量数据)，在终端电池不足的情况下，接入外部交流电，保证终端的正常运行。The working process of the terminal is: when the electric energy meter needs to be detected (or when the electric energy meter needs to be read), the terminal is connected to the electric energy meter, the terminal obtains the data of the electric energy meter, and analyzes and processes the acquired data, and obtains the analysis result ( Or obtain the power data of the electric energy meter), when the terminal battery is insufficient, connect to the external alternating current to ensure the normal operation of the terminal.
该终端通过设置交直流电压转换模块，使得外部交流电可以为终端进行供电，避免终端因电量低下而无法正常工作，提高终端的工作效率。The terminal is provided with an AC-DC voltage conversion module, so that the external AC can supply power to the terminal, so that the terminal cannot work normally due to low power, and the working efficiency of the terminal is improved.
Claims (4)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920657088.2U CN210109305U (en) | 2019-05-07 | 2019-05-07 | A portable electric energy meter detection terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920657088.2U CN210109305U (en) | 2019-05-07 | 2019-05-07 | A portable electric energy meter detection terminal |
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| CN210109305U true CN210109305U (en) | 2020-02-21 |
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| CN201920657088.2U Expired - Fee Related CN210109305U (en) | 2019-05-07 | 2019-05-07 | A portable electric energy meter detection terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518480A (en) * | 2022-03-22 | 2022-05-20 | 应急管理部沈阳消防研究所 | Portable intelligent electric meter data recovery device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518480A (en) * | 2022-03-22 | 2022-05-20 | 应急管理部沈阳消防研究所 | Portable intelligent electric meter data recovery device and method |
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Granted publication date: 20200221 |