CN216490886U

CN216490886U - Power terminal data acquisition device

Info

Publication number: CN216490886U
Application number: CN202122873699.0U
Authority: CN
Inventors: 金宇坤; 张迪; 才思远; 李娉婷; 韩一品; 段奇志; 刘浩淼; 李齐; 李增; 贺欢
Original assignee: Anshan Power Supply Co Of State Grid Liaoning Electric Power Co; State Grid Corp of China SGCC
Current assignee: Anshan Power Supply Co Of State Grid Liaoning Electric Power Co; State Grid Corp of China SGCC
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

A power terminal data acquisition device comprises an electricity meter, a voltage-stabilizing power supply, an acquisition terminal, a concentrator, a communication unit and external equipment. The ammeter is used for collecting user data through the collecting terminal, the collected user data are transmitted to the concentrator, and the concentrator finally transmits the user data to external equipment through the communication unit. Through the acquisition terminal, the concentrator and the communication unit, the diversity of the communication interface is realized, the data transmission is more stable, the data transmission rate is improved, and the transmission rate reaches 2400 bps. Therefore, the data reading terminal of the power concentrator has the functions of electricity metering and stable power quality index detection, simplifies the number of field devices and provides convenience for construction and maintenance of a power system.

Description

Power terminal data acquisition device

Technical Field

The utility model relates to the technical field of power systems, in particular to a power terminal data acquisition device.

Background

In the meter reading of the power industry, from the initial manual meter reading to the current meter reading of user data, a concentrator is an important component of power terminal equipment in the meter reading of the user data. The concentrator is a central management device and a control device of a remote centralized meter reading system and is responsible for regularly reading terminal data, command transmission of the system, data communication, network management, event recording, transverse transmission of data and other functions. However, with the coming of the electronic era, the increase of power consumption equipment generally has the defects of data transmission delay, incomplete data, complex field construction, unstable signals, poor compatibility and the like, so that the problem that user data cannot be read normally in remote areas is not solved effectively, and the overall target of 'full collection and full cost control' of power consumption information collection provided by national grid companies cannot be met.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems and technical requirements in the prior art, the utility model aims to provide a power terminal data acquisition device, which is used for acquiring user data of a power meter through an acquisition terminal and transmitting the acquired user data to a concentrator, and the concentrator finally transmits the user data to external equipment through a communication unit, so that the power terminal data acquisition device is provided for power system power utilization information terminal acquisition.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a power terminal data acquisition device comprises an electricity consumption meter, a voltage-stabilized power supply, an acquisition terminal, a concentrator, a communication unit and external equipment; the electricity utilization meter is connected with the acquisition terminal through RS485 communication and an HPLC interface; the stabilized voltage power supply is connected with the acquisition terminal, the concentrator and the communication unit and provides power for the acquisition terminal, the concentrator and the communication unit; the acquisition terminal is in communication connection with the concentrator through RS 232; the concentrator is in communication connection with the communication unit through the Ethernet; the communication unit is connected with the external equipment through WIFI communication, Bluetooth communication, lora communication and zigbee bi communication.

The acquisition terminal comprises a data processing module, an RS485 acquisition module and an HPLC carrier module, wherein the data processing module is connected with the concentrator through RS232 communication, the RS485 acquisition module is connected with the electricity consumption meter through RS485 communication, and the HPLC carrier module is connected with the electricity consumption meter through an HPLC interface.

The communication unit comprises a switch, a WIFI module, a Bluetooth module, a lora module and a zigbee module, wherein the switch is connected with the concentrator, the WIFI module, the Bluetooth module, the lora module and the zigbee module through Ethernet communication, the WIFI module is connected with external equipment through WIFI communication, the Bluetooth module is connected with the external equipment through Bluetooth communication, the lora module is connected with the external equipment through lora communication, and the zigbee module is connected with the external equipment through zigbee communication.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the data acquisition device of the power terminal, the diversity of communication interfaces is realized through the acquisition terminal, the concentrator and the communication unit, so that the data transmission is more stable, the data transmission rate is increased and reaches 2400 bps;

(2) the power terminal data acquisition device has the functions of electricity metering and stable power quality index detection, simplifies the number of field devices, and provides convenience for construction and maintenance of a power system.

The above description is only an overview of the technical solutions of the present invention, and the specific implementation methods of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

The above and other objects, features and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings, without limiting the utility model thereto.

Drawings

FIG. 1 is a block diagram of the present invention.

Detailed Description

In order that the utility model may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The following detailed description of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1, a block diagram of a power terminal data acquisition device includes a power consumption meter, a voltage-stabilized power supply, an acquisition terminal, a concentrator, a communication unit, and an external device; the electricity utilization meter is connected with the acquisition terminal through RS485 communication and an HPLC interface; the stabilized voltage power supply is connected with the acquisition terminal, the concentrator and the communication unit and provides power for the acquisition terminal, the concentrator and the communication unit; the acquisition terminal is in communication connection with the concentrator through RS 232; the concentrator is in communication connection with the communication unit through the Ethernet; the communication unit is connected with the external equipment through WIFI communication, Bluetooth communication, lora communication and zigbee bi communication.

The collection terminal collects user data of the single electricity meter through the RS485 collection module and the HPLC carrier module, the user data comprise voltage signals and current signals, the collected user data are processed through the data processing module, and each user data is stored respectively. Meanwhile, when the acquisition terminal receives the command of the concentrator, the user data is sent to the concentrator.

The communication unit comprises a switch, a WIFI module, a Bluetooth module, a lora module and a zigbee module, wherein the switch is communicated with the concentrator, the WIFI module, the Bluetooth module, the lora module and the zigbee module through the Ethernet, the WIFI module is communicated with external equipment through the WIFI, the Bluetooth module is communicated with the external equipment through the Bluetooth, the lora module is communicated with the external equipment through the lora, and the zigbee module is communicated with the external equipment through the zigbee.

The concentrator integrates the user data collected by the collecting terminal and transmits the user data to the external equipment through the communication unit.

The technical features of the above examples can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above examples are not described, however, as long as there is no contradiction between the combinations of the technical features, the scope of the present description should be considered as being described in the present specification.

The above examples merely represent embodiments of the utility model, which are described in more detail and in greater detail, but are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and insubstantial modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A power terminal data acquisition device is characterized by comprising a power consumption meter, a voltage-stabilized power supply, an acquisition terminal, a concentrator, a communication unit and external equipment; the electricity utilization meter is connected with the acquisition terminal through RS485 communication and an HPLC interface; the stabilized voltage power supply is connected with the acquisition terminal, the concentrator and the communication unit and provides power for the acquisition terminal, the concentrator and the communication unit; the acquisition terminal is in communication connection with the concentrator through RS 232; the concentrator is in communication connection with the communication unit through the Ethernet; the communication unit is connected with the external equipment through WIFI communication, Bluetooth communication, lora communication and zigbee bi communication.

2. The power terminal data acquisition device according to claim 1, wherein the acquisition terminal comprises a data processing module, an RS485 acquisition module and an HPLC carrier module, the data processing module is connected with the concentrator through RS232 communication, the RS485 acquisition module is connected with the electricity consumption meter through RS485 communication, and the HPLC carrier module is connected with the electricity consumption meter through an HPLC interface.

3. The device of claim 1, wherein the communication unit comprises a switch, a WIFI module, a Bluetooth module, a lora module and a zigbee module, the switch is connected with the concentrator, the WIFI module, the Bluetooth module, the lora module and the zigbee module through Ethernet communication, the WIFI module is connected with external equipment through WIFI communication, the Bluetooth module is connected with the external equipment through Bluetooth communication, the lora module is connected with the external equipment through lora communication, and the zigbee module is connected with the external equipment through zigbee communication.