CN210225443U

CN210225443U - Electric power data acquisition device based on network transmission

Info

Publication number: CN210225443U
Application number: CN201921065728.7U
Authority: CN
Inventors: Kai Zhang; 张凯; Keyuan Fu; 付科源
Original assignee: Hangzhou Chengyi Technology Co Ltd
Current assignee: Hangzhou Chengyi Technology Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-03-31
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an electric power data collection station device based on network transmission, including electric power data acquisition system and DTU modular structure system. The utility model relates to a rational in infrastructure, it can be connected with RS-485 interface module through CPU control module in the DTU module, be provided with Modbus protocol module simultaneously, can realize the connection to many Modbus protocol equipment, by GPRS wireless communication module through the setting, can realize the location of butt joint receiving information position, data information transfer to the virtual IP server of accepting through CPU control module, send to the data transmission basic station after the information transformation IP signal that the virtual IP server will accept to the information, the information transmission that the data transmission basic station will accept is to central control processing module, can realize the real-time transmission of data collection, the realization improves electric power data acquisition transmission distance, improve the security to data acquisition transmission simultaneously.

Description

Electric power data acquisition device based on network transmission

Technical Field

The utility model relates to an electric power real-time data acquisition technical field specifically is an electric power data collection station device based on network transmission.

Background

The electric power real-time data acquisition platform integrates independent operation and distribution data acquisition control systems in an electric power company, unified platform management is realized, integration of multiple communication protocols is supported, terminal equipment of multiple manufacturers is supported, a unified control flow and a data interface are formed, and powerful support is provided for operation and distribution advanced management application.

At present, data measured by equipment for measuring electric power parameters are transmitted in short distance through RS232 or RS485, and remote transmission of the data cannot be realized, so that the problem that transmission of collected data far away from a control center is problematic due to the fact that data collection points need to be dispersed, remote transmission of the data cannot be realized, and meanwhile, certain potential safety hazards exist in the data transmission process.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a power data collector device based on network transmission in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a power data acquisition device based on network transmission comprises a power data acquisition system and a DTU module structure system, wherein the power data acquisition system comprises a central control processing module, a DTU module, a data filtering module, a data acquisition module, a data storage information base, a data display terminal, a power supply module, a safety module and a router;

the data acquisition module is in signal connection with the data filtering module, the data filtering module is in signal connection with the DTU module, the DTU module is electrically connected with the power supply module, the DTU module is in signal connection with the router, the router is in signal connection with the central control processing module, the central control processing module is electrically connected with the power supply module, and the central control processing module is in signal connection with the data display terminal;

the DTU module structure system comprises a CPU control module, an RS-485 interface module, a GPRS wireless communication module, a virtual IP server and a data transmission base station;

the CPU control module is in signal connection with the RS-485 interface module, the CPU control module is in signal connection with the GPRS wireless communication module, the CPU control module is in signal connection with the virtual IP server, the GPRS wireless communication module is in signal connection with the virtual IP server, and the virtual IP server is in signal connection with the data transmission base station.

Further, the data filtering module is composed of a low-pass filter.

Furthermore, the central control processing module is in signal connection with a security module, and the security module is composed of a firewall.

Furthermore, the central control processing module is in signal connection with the data storage information base.

Furthermore, the DTU module is in signal connection with an IO serial port module.

Furthermore, a Modbus protocol module is embedded in the DTU module.

III) beneficial effects

Compared with the prior art, the electric power data acquisition device based on network transmission has the following beneficial effects:

firstly, the method comprises the following steps: the utility model discloses a CPU control module is connected with RS-485 interface module in the DTU module, be provided with Modbus protocol module simultaneously, can realize the connection to many Modbus protocol equipment, by GPRS wireless communication module through the setting, can realize the location of butt joint information position, data information transfer to virtual IP server through CPU control module with accepting, send to the data transmission basic station after the information conversion that virtual IP server will accept IP signal, the information transmission that the data transmission basic station will accept is to central control processing module, can realize the real-time transmission of data collection, the realization is to the improvement of electric power data collection data transmission distance, improve the security and confidentiality to data transmission simultaneously.

Secondly, the method comprises the following steps: the utility model discloses an inside inlaying of DTU module is by Modbus protocol module, CPU control module is connected with RS-485 interface module, can realize gathering multichannel Modbus protocol equipment, support 32 Modbus protocol equipment at most simultaneously, construct data filter module 3 through low pass filter, can filter out the signal component that is higher than the Nyquist frequency in the signal, be provided with the security module who constructs by preventing the hot wall through central control processing module, can effectual increase data transmission's security.

Drawings

FIG. 1 is a diagram of a power data acquisition system of the present invention;

fig. 2 is the structure diagram of the DTU module of the present invention.

In the figure: 1. a central control processing module; 2. a DTU module; 3. a data filtering module; 4. a data acquisition module; 5. a data storage information base; 6. a data display terminal; 7. a power supply module; 8. a CPU control module; 9. an RS-485 interface module; 10. a Modbus protocol module; 11. an IO serial port module; 12. a GPRS wireless communication module; 13. a virtual IP server; 14. a data transmission base station; 15. a security module; 16. a router.

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.

As shown in fig. 1-2, the utility model provides a technical solution: a power data acquisition device based on network transmission comprises a power data acquisition system and a DTU module structure system, wherein the power data acquisition system comprises a central control processing module 1, a DTU module 2, a data filtering module 3, a data acquisition module 4, a data storage information base 5, a data display terminal 6, a power supply module 7, a safety module 15 and a router 16;

the data acquisition module 4 is in signal connection with the data filtering module 3, the data filtering module 3 is in signal connection with the DTU module 2, the DTU module 2 is electrically connected with the power supply module 7, the DTU module 2 is in signal connection with the router 16, the router 16 is in signal connection with the central control processing module 1, the central control processing module 1 is electrically connected with the power supply module 7, and the central control processing module 1 is in signal connection with the data display terminal 6;

the DTU module structure system comprises a CPU control module 8, an RS-485 interface module 9, a GPRS wireless communication module 12, a virtual IP server 13 and a data transmission base station 14;

the CPU control module 8 is in signal connection with the GPRS wireless communication module 12, the CPU control module 8 is in signal connection with the virtual IP server 13, the GPRS wireless communication module 12 is in signal connection with the virtual IP server 13, and the virtual IP server 13 is in signal connection with the data transmission base station 14.

Further, the data filtering module 3 is composed of a low-pass filter. Signal components above the nyquist frequency in the signal can be filtered out.

Furthermore, the central control processing module 1 is in signal connection with a security module 15, and the security module 15 is composed of a firewall. The safety of data transmission can be effectively guaranteed.

Further, the central control processing module 1 is in signal connection with the data storage information base 5. The storage of the data information can be effectively realized.

Further, the DTU module 2 is connected to an IO serial port module 11 through a signal. The connection of wired equipment can be effectively realized, and the applicability of the DTU module 2 is improved.

Furthermore, a Modbus protocol module 10 and a CPU control module 8 are embedded in the DTU module 2 and are in signal connection with an RS-485 interface module 9. The multi-channel Modbus protocol equipment can be collected, and at most 32 Modbus protocol equipment can be simultaneously supported.

The working principle is as follows: firstly, the data acquisition module 4 realizes the real-time acquisition of power data information, then the acquired data is transmitted to the DTU module 2, meanwhile, the data filtering module 3 filters out the signal components higher than the Nyquist frequency in the transmission signal, the CPU control module 8 in the DTU module 2 is connected with the RS-485 interface module 9, and is also provided with the Modbus protocol module 10, so as to realize the connection of a plurality of Modbus protocol devices, the GPRS wireless communication module 12 is arranged to realize the positioning of the information receiving position, the CPU control module 8 transmits the received data information to the virtual IP server 13, the GPRS wireless communication module 12 transmits the position information to the virtual IP server 13, the virtual IP server 13 converts the received information into IP signals and then transmits the IP signals to the data transmission base station 14, and the data transmission base station 14 transmits the received information to the central control processing module 1, the central control processing module 1 utilizes the router 16 to complete the receiving of the information transmitted by the data transmission base station 14, the central control processing module 1 stores the received data information into the data storage information base 5, finally, the central control processing module 1 sends the data to the data display terminal 6, and the collected data information is displayed on the data display terminal 6.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 invention can be understood in specific cases to those skilled in the art.

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. The utility model provides an electric power data collection station device based on network transmission, includes electric power data acquisition system and DTU modular structure system, its characterized in that: the electric power data acquisition system comprises a central control processing module (1), a DTU module (2), a data filtering module (3), a data acquisition module (4), a data storage information base (5), a data display terminal (6), a power supply module (7), a safety module (15) and a router (16);

the data acquisition module (4) is in signal connection with the data filtering module (3), the data filtering module (3) is in signal connection with the DTU module (2), the DTU module (2) is electrically connected with the power supply module (7), the DTU module (2) is in signal connection with the router (16), the router (16) is in signal connection with the central control processing module (1), the central control processing module (1) is electrically connected with the power supply module (7), and the central control processing module (1) is in signal connection with the data display terminal (6);

the DTU module structure system comprises a CPU control module (8), an RS-485 interface module (9), a GPRS wireless communication module (12), a virtual IP server (13) and a data transmission base station (14);

CPU control module (8) and RS-485 interface module (9) signal connection, CPU control module (8) and GPRS wireless communication module (12) signal connection, CPU control module (8) and virtual IP server (13) signal connection, GPRS wireless communication module (12) and virtual IP server (13) signal connection, virtual IP server (13) and data transmission basic station (14) signal connection.

2. The power data collector device based on network transmission of claim 1, wherein: the data filtering module (3) is composed of a low-pass filter.

3. The power data collector device based on network transmission of claim 1, wherein: the central control processing module (1) is in signal connection with the security module (15), and the security module (15) is composed of a firewall.

4. The power data collector device based on network transmission of claim 1, wherein: the central control processing module (1) is in signal connection with the data storage information base (5).

5. The power data collector device based on network transmission of claim 1, wherein: the DTU module (2) is in signal connection with an IO serial port module (11).

6. The power data collector device based on network transmission of claim 1, wherein: the Modbus protocol module (10) is embedded in the DTU module (2).