CN212724323U - Energy efficiency management terminal based on broadband carrier technology - Google Patents

Abstract

The utility model relates to an efficiency management terminal based on broadband carrier wave technique belongs to power supply unit technical field. The current transformer comprises a collecting main body (1) and a current mutual inductance module (2); the acquisition main body (1) comprises an MCU unit (1.1), a pulse output unit (1.2), an auxiliary power supply unit (1.3), a voltage signal acquisition unit (1.4), a current signal acquisition unit (1.5), an LED indication unit (1.6), a 485 communication unit (1.7), a metering unit (1.8), a clock unit (1.9), a data storage unit (1.10) and a broadband carrier communication unit (1.11); the collection main body (1) is connected with the current mutual inductance module (2) in a matched mode through a line. The utility model discloses a gather the collocation use of main part (1), the mutual inductance module of electric current (2), constitute one set of small, simple to operate is reliable and low-cost energy consumption management terminal.

Description

Energy efficiency management terminal based on broadband carrier technology

Technical Field

The utility model relates to an efficiency management terminal based on broadband carrier wave technique belongs to power supply unit technical field.

Background

Under the prior art, with the rapid development of social economy, the energy consumption is increased day by day, energy conservation and consumption reduction are also gradually valued by countries and energy consumption units, the energy consumption management terminal is used for monitoring the electricity utilization condition of each industrial and commercial electricity utilization place and can count and analyze current and historical data of energy consumption and provide the data for an energy efficiency workstation, the energy consumption and equipment capacity are bound through the workstation, the utilization rate and the distribution rationality of energy are analyzed, and a data basis is provided for the subsequent optimization of capacity and energy distribution.

For example, chinese patent with patent publication No. CN204833660U discloses an electric power energy efficiency detection device, which includes a main control module, a power management module, a communication module, a data storage module, a data acquisition module, a display module, and a man-machine interaction operation management module, where the main control module is in bidirectional data communication with the data acquisition module, the data storage module, the man-machine interaction operation management module, the power management module, and the communication module, and the man-machine interaction operation management module is in unidirectional data communication with the display module.

The above patent can greatly improve the data processing speed of the electric energy efficiency terminal, so that the precision of the electric energy efficiency data result is obviously improved, the electric energy efficiency data is more intuitive and smoother to display, the operation of the electric energy efficiency terminal is more stable by adopting a modular design, and the reliability is further improved; however, although the product adopting the wireless communication mode improves the construction complexity, the equipment cost is increased;

also for example, chinese patent with patent publication No. CN204856868U discloses a monitoring and collecting terminal for a power energy efficiency monitoring system, which is characterized by comprising a ground display module, a processing module, an interface module, a power module and a micropower wireless communication module, and has the advantages that: the terminal adopts a modular design, and the modules are closely connected and mutually independent, so that the configurability and the selectivity of a user are enhanced, and the user can use the terminal more flexibly; through the optimized interface design, the Ethernet communication, the USB interface function, the state quantity acquisition, the RS485 interface function, the control output, the alternating current analog quantity acquisition and the pulse output are centralized on the interface module, so that the use of a user is more convenient; the micropower wireless communication/remote communication module adopts a module self-adaptive technology, and the monitoring acquisition terminal can be matched with different modules so as to realize different functions.

However, the above patent still adopts the micro-power wireless communication module, and in some industrial and commercial places with better shielding performance, the communication quality can be greatly reduced, so that the timeliness of data is deteriorated, and the risk is increased for some power utilization places requiring dynamic adjustment.

Therefore, in order to solve the above-mentioned background problems, it is urgent to develop an energy efficiency management terminal based on a broadband carrier technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the above-mentioned background problem, provide an efficiency management terminal based on broadband carrier wave technique, it has abundant electric quantity data acquisition and data statistics analysis function, and the broadband carrier communication who carries on, the communication wiring on-the-spot has been simplified to the sharing equipment power supply line, reduces later stage product maintenance.

The purpose of the utility model is realized like this: an energy efficiency management terminal based on a broadband carrier technology comprises an acquisition main body and a current mutual inductance module;

the acquisition main body comprises an MCU unit, a pulse output unit, an auxiliary power supply unit, a voltage signal acquisition unit, a current signal acquisition unit, an LED indication unit, a 485 communication unit, a metering unit, a clock unit, a data storage unit and a broadband carrier communication unit;

the acquisition main body is connected with the current mutual inductance module in a matching mode through a line.

The current mutual inductance module comprises a plurality of current transformers.

The current transformer adopts an open type transformer.

The number of the current transformers is 3.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses an energy efficiency management terminal based on broadband carrier technology, through the collocation use of gathering main part and mutual inductance of electric current module, constitute one set of small, simple to operate is reliable and low-cost energy consumption management terminal, the product has abundant electric quantity data acquisition and data statistics analysis function, the broadband carrier communication of carrying on, the common equipment power supply line has simplified on-the-spot communication wiring, reduces later stage product maintenance;

the utility model discloses an efficiency management terminal based on broadband carrier wave technique can be applied to the demand energy consumption management of industry and commerce each industry and the occasion of energy consumption analysis, has reached the energy-conserving row that falls, provides energy utilization's purpose.

Drawings

Fig. 1 is the utility model relates to an overall schematic diagram of energy efficiency management terminal based on broadband carrier wave technique.

Fig. 2 is the utility model relates to a specific structure schematic diagram of collection main part at energy efficiency management terminal based on broadband carrier wave technique.

Wherein: 1. collecting a main body; 2. a current mutual inductance module;

1.1, an MCU unit; 1.2, a pulse output unit; 1.3, an auxiliary power supply unit; 1.4, a voltage signal acquisition unit; 1.5, a current signal acquisition unit; 1.6, an LED indicating unit; 1.7, 485 communication units; 1.8, a metering unit; 1.9, a clock unit; 1.10, a data storage unit; 1.11, wideband carrier communication unit.

Detailed Description

The invention is described below with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1-2, an energy efficiency management terminal based on a broadband carrier technology includes an acquisition main body 1 and a current mutual inductance module 2;

the acquisition main body 1 comprises an MCU unit 1.1, a pulse output unit 1.2, an auxiliary power supply unit 1.3, a voltage signal acquisition unit 1.4, a current signal acquisition unit 1.5, an LED indication unit 1.6, a 485 communication unit 1.7, a metering unit 1.8, a clock unit 1.9, a data storage unit 1.10 and a broadband carrier communication unit 1.11;

the acquisition main body 1 and the current mutual inductance module 2 are connected in a matched mode through a line.

The current transformer module 2 comprises a plurality of current transformers.

In this embodiment, the current transformer is an open transformer.

In this embodiment, the number of the current transformers is 3.

In this embodiment, the 485 communication unit 1.7 refers to an RS485 communication unit.

In this embodiment, the utility model discloses an its working method of energy efficiency management terminal based on broadband carrier wave technique as follows:

the auxiliary power supply unit 1.3 of the acquisition main body 1 isolates and converts power supply signals in the range of AC/DC 85-265V into a low-voltage direct-current power supply to provide working power for the MCU unit 1.1, the 485 communication unit 1.7 and the broadband carrier communication unit 1.11;

the current signal acquisition unit 1.5 converts a current signal transmitted by the open type mutual inductor into a voltage signal within a chip acceptable range and transmits the voltage signal to the metering unit 1.8, the voltage signal acquisition unit 1.4 conditions a high-voltage signal of a power grid into a voltage signal within the chip acceptable range and transmits the voltage signal to the metering unit 1.8 in a resistance voltage division mode, the metering unit 1.8 processes voltage and current data into abundant electric parameters and electric energy data through a hardware logic algorithm and provides the electric parameters and the electric energy data to the MCU unit 1.1 in an SPI communication mode for further data statistics and analysis, and simultaneously converts the electric energy signal into a synchronous electric energy pulse signal and outputs the electric energy pulse through the pulse output unit 1.2 for measuring electric energy;

the MCU unit 1.1 indicates the corresponding display state by the LED indicating unit 1.6 according to the analysis result, the MCU unit 1.1 writes the backup and frozen data required by the user into the data storage unit 1.10 by the time mark information provided by the clock unit 1.9 of the processed data, and when the user requests the data through the 485 communication unit 1.7 or the broadband carrier communication unit 1.11, the MCU transmits the real-time data or the stored data to the energy consumption workstation in a remote way.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (4)

1. An energy efficiency management terminal based on broadband carrier technology is characterized in that: comprises a collecting main body (1) and a current mutual inductance module (2);

the acquisition main body (1) comprises an MCU unit (1.1), a pulse output unit (1.2), an auxiliary power supply unit (1.3), a voltage signal acquisition unit (1.4), a current signal acquisition unit (1.5), an LED indication unit (1.6), a 485 communication unit (1.7), a metering unit (1.8), a clock unit (1.9), a data storage unit (1.10) and a broadband carrier communication unit (1.11);

the collection main body (1) is connected with the current mutual inductance module (2) in a matched mode through a line.

2. The energy efficiency management terminal based on the broadband carrier technology according to claim 1, wherein: the current mutual inductance module (2) comprises a plurality of current transformers.

3. The energy efficiency management terminal based on the broadband carrier technology according to claim 2, wherein: the current transformer adopts an open type transformer.

4. The energy efficiency management terminal based on the broadband carrier technology according to claim 2, wherein: the number of the current transformers is 3.

Images