Wireless data acquisition device applied to energy metering system

Abstract

The utility model provides a wireless data acquisition device applied to an energy metering system, which comprises at least one data acquisition module connected with a wireless communication transmitting module and used for acquiring energy data; the wireless communication receiving module is connected with the protocol conversion equipment and is used for receiving the energy data sent by the data acquisition module and sending the energy data to the protocol conversion equipment; the data processing module is connected with the protocol conversion equipment and is used for receiving the energy data and giving an alarm when the energy data exceeds a threshold value; and the energy metering system upper computer is connected with the data processing module and is used for storing the energy data. Through the cooperation of the wireless communication receiving module and the protocol conversion equipment, data can be transmitted to the upper computer of the energy metering system by using a wireless network, data transmission can be performed in an internal local area network of an enterprise without depending on an external network, and the risks of external attacks and data leakage are remarkably reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to wireless data acquisition technical field, especially a wireless data acquisition device applied to energy metering system. BACKGROUND

[0002] Under the background of current informationization and automation development, the energy metering system of the steel industry is increasingly valued. With the expansion of production scale and the increase of energy consumption, optimizing energy management and improving energy utilization efficiency become problems to be solved for steel enterprises. However, the traditional energy metering data acquisition method usually relies on wired network, which may not meet the flexibility and real-time requirements in some environments.

[0003] In recent years, wireless data acquisition technology has gradually developed and is applied to various industries. However, in order to protect network security, steel enterprises usually impose strict restrictions on the use of external network. Moreover, the local area network within the enterprise usually lacks support for wireless acquisition systems, making it difficult to effectively integrate wireless acquisition data with wired acquisition data, resulting in the formation of information islands. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings of the prior art, the utility model aims to provide a wireless data acquisition device applied to an energy metering system.

[0005] To achieve the above-mentioned objectives, the utility model provides the following scheme:

[0006] A wireless data acquisition device applied to an energy metering system, comprising:

[0007] At least one data acquisition module connected with a wireless communication transmission module, used for acquiring energy data; the energy data includes pressure data, temperature data and flow data;

[0008] A wireless communication receiving module connected with a protocol conversion device, used for receiving the energy data sent by the data acquisition module and sending the energy data to the protocol conversion device;

[0009] A data processing module connected with the protocol conversion device, used for receiving energy data and issuing an alarm when the energy data exceeds a threshold value;

[0010] An energy metering system host computer connected with the data processing module, used for storing energy data.

[0011] Preferably, the wireless communication transmission module is an Internet of Things communication module, and an Internet of Things card is arranged in the Internet of Things communication module.

[0012] Preferably, the protocol conversion device is a gateway.

[0013] Preferably, further comprising: an alarm module, the alarm module comprising:

[0014] a resistor R, one end of the resistor R being connected with the data processing module;

[0015] a triode Q, a base of the triode Q being connected with the other end of the resistor R, an emitter of the triode Q being grounded, and a collector of the triode Q being connected with a negative electrode of a buzzer;

[0016] a capacitor C, one end of the capacitor C being connected with a positive electrode of the buzzer, and the other end of the capacitor C being grounded.

[0017] Preferably, the positive electrode of the buzzer is connected with a power terminal VCC.

[0018] According to the specific embodiments of the utility model, the utility model discloses the following technical effects:

[0019] The utility model provides a wireless data acquisition device for energy metering system, compare with prior art, the utility model discloses a wireless communication receiving module and the cooperation of protocol conversion equipment can use wireless network to energy metering system host computer transmission data, can carry out data transmission in enterprise internal LAN, does not rely on external net, has reduced the risk of external attack and data leakage significantly. DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiments, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0021] Figure 1 It is a kind of wireless data acquisition device for energy metering system principle diagram provided by the utility model;

[0022] Figure 2 It is the alarm module principle diagram provided by the utility model. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the utility model.

[0024] Reference to an "embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of one another. As will be apparent to those of ordinary skill in the art, embodiments described herein can be combined with other embodiments.

[0025] The terms "first", "second", "third", and "fourth" and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily described in a particular sequential or chronological order. Furthermore, the terms "comprise", "comprising", "include", "including", and the like are to be construed open-ended, allowing for instances where further steps are added.

[0026] In order to make the above objectives, features and advantages of the present application more apparent, further specific embodiments will be described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] Please refer to Figure 1 A wireless data acquisition device applied to an energy metering system, comprising:

[0028] At least one data acquisition module, connected with the wireless communication transmission module, is used for acquiring energy data; the energy data comprises pressure data, temperature data and flow data; the wireless communication transmission module is an Internet of Things communication module, and an Internet of Things card is arranged in the Internet of Things communication module.

[0029] As Figure 1 shown, a small acquisition PLC is installed as a data acquisition module and a wireless communication transmission module provided with an Internet of Things card at a place where data needs to be acquired; the acquisition PLC converges data signals, and the wireless communication transmission module provided with the Internet of Things card is used for wireless transmission of data. If a wireless acquisition point needs to be established again, only a small acquisition PLC and a wireless communication transmission module provided with an Internet of Things card need to be installed. The PLC used for acquisition collects 4-20 mA through programming, and the number of analog channels of the PLC can be selected according to the number of collected signals; each channel can collect a 4-20 mA signal, such as pressure, temperature or flow.

[0030] A wireless communication receiving module, connected with the protocol conversion device, is used for receiving energy data sent by the data acquisition module and sending the energy data to the protocol conversion device; the protocol conversion device is a gateway;

[0031] The data processing module, connected to the protocol conversion device, is used to receive energy data and issue an alarm when the energy data exceeds a threshold.

[0032] The host computer of the energy metering system is connected to the data processing module and is used to store energy data.

[0033] Please see Figure 2 This utility model also includes an alarm module:

[0034] A resistor R, one end of which is connected to the data processing module;

[0035] Transistor Q, the base of transistor Q is connected to the other end of resistor R, the emitter of transistor Q is grounded, and the collector of transistor Q is connected to the negative terminal of buzzer;

[0036] A capacitor C is connected at one end to the positive terminal of the buzzer, and at the other end to ground. The positive terminal of the buzzer is connected to the power supply terminal VCC. When the energy data exceeds a preset threshold, the data processing module sends a current signal to the resistor R, turning on the transistor Q and causing the buzzer to sound an alarm.

[0037] This invention, through the cooperation of a wireless communication receiving module and a protocol conversion device, enables the transmission of data to the host computer of an energy metering system via a wireless network. Data transmission can be carried out within the enterprise's internal LAN without relying on the external network, significantly reducing the risk of external attacks and data leakage.

[0038] The various embodiments in this specification are described in a progressive manner, with each embodiment focusing on its differences from other embodiments. Similar or identical parts between embodiments can be referred to interchangeably. Regarding the methods disclosed in the embodiments, since they correspond to the apparatus disclosed in the embodiments, the descriptions are relatively simple; relevant parts can be referred to the apparatus description.

[0039] This document uses specific examples to illustrate the principles and implementation methods of this utility model. The descriptions of the above embodiments are only for the purpose of helping to understand the method and core ideas of this utility model. Furthermore, those skilled in the art will recognize that, based on the ideas of this utility model, there will be changes in the specific implementation methods and application scope. Therefore, the content of this specification should not be construed as a limitation of this utility model.

Claims

1. A wireless data acquisition device for use in an energy metering system, characterized by, The utility model relates to an energy metering system, including: At least one data acquisition module, connected with wireless communication transmitting module, is used for gathering energy data;The energy data includes pressure data, temperature data and flow data; Wireless communication receiving module is connected with protocol conversion equipment, is used for receiving the energy data that data acquisition module sends, and sends the energy data to protocol conversion equipment; Data processing module is connected with protocol conversion equipment, is used for receiving energy data, and sends out alarm when energy data exceeds threshold value; Energy metering system host computer is connected with data processing module, is used for storing energy data; The wireless communication transmitting module is internet of things communication module, and internet of things communication module is equipped with internet of things card; The protocol conversion equipment is gateway; Alarm module, the alarm module includes: Resistance (R), one end of resistance (R) is connected with data processing module; Triode (Q), the base of triode (Q) is connected with the other end of resistance (R), the emitter of triode (Q) is grounded, and the collector of triode (Q) is connected with the negative pole of buzzer; Capacitor (C), one end of capacitor (C) is connected with the positive pole of buzzer, and the other end of capacitor (C) is grounded; The positive pole of buzzer is connected with power terminal (VCC).

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