CN219434931U

CN219434931U - Intelligent ammeter

Info

Publication number: CN219434931U
Application number: CN202320644550.1U
Authority: CN
Inventors: 袁玉英; 罗永刚; 邹志远; 王�琦
Original assignee: Zibo Billion Electron Co ltd
Current assignee: Zibo Billion Electron Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-07-28
Anticipated expiration: 2033-03-24

Abstract

The utility model provides a smart electric meter, which belongs to the technical field of smart electric meters and comprises a shell, wherein a main control board, a battery module, a communication module, a transformer and a relay module are arranged in the shell, a metering module and a display module are arranged on the main control board, a wiring terminal is arranged at the lower end of the shell, and the battery module, the communication module, the transformer, the relay module, the metering module and the display module are respectively and electrically connected with the main control board. The utility model provides an intelligent ammeter, and the current wiring terminal adopts two-way parallel output, so that the requirement of sharing one ammeter by multiple users can be met, and the construction wiring is convenient.

Description

Intelligent ammeter

Technical Field

The utility model belongs to the technical field of intelligent electric meters, and particularly relates to an intelligent electric meter.

Background

The intelligent ammeter is one of basic equipment for collecting data of the intelligent power grid, bears the tasks of collecting, metering and transmitting original electric energy data, is a foundation for realizing information integration, analysis optimization and information display, has the metering function of basic electric consumption of the traditional electric energy meter, has the intelligent functions of bidirectional multi-rate metering function, user side control function, bidirectional data communication function of multi-data transmission mode, electricity larceny prevention function and the like in order to adapt to the use of the intelligent power grid and new energy, is applicable to single-family wiring, is difficult to wire connection when a plurality of households share one ammeter, cannot be connected with a plurality of circuits, and causes inconvenience to construction, so that the intelligent ammeter is required to be designed so as to solve the technical defects in the prior art.

Disclosure of Invention

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides an intelligent ammeter, includes the shell, inside main control board, battery module, communication module, transformer and the relay module of being provided with of shell, be provided with metering module and display module on the main control board, the shell lower extreme is provided with binding post, battery module communication module, transformer, relay module, metering module, display module respectively with main control board electric connection.

According to the above technical scheme, it is further preferable that the battery module is a lithium battery module, and the battery module is used for providing working power for the smart electric meter.

Preferably, a display window is arranged on the shell, the display window is aligned with the display module, and a transparent film is arranged on the outer side of the display window.

Preferably, the display module comprises a display screen and an indicator light, and the display screen is a liquid crystal display screen.

Preferably, the main control board is an MCU micro control board, and the main control board is also provided with an MCU chip circuit, a memory circuit, a rectifying circuit, a metering operation circuit, a power supply circuit and an I/O interface circuit.

Preferably, the connection terminal comprises a current terminal and a voltage terminal, wherein the voltage terminal is in 4 groups, and the current terminal is in 12 groups.

Preferably, the communication module is a 4G network communication module, the communication module is connected with the main control board connector, the communication module comprises a card seat, a SIM card is arranged on the card seat, and the main control board is in communication connection with the server platform through the communication module.

Preferably, a voltage transformer and a current transformer are arranged in the shell, and the voltage transformer and the current transformer are respectively and electrically connected with the metering module.

Preferably, a buzzer is arranged on the shell, and the buzzer is electrically connected with the main control board.

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

the utility model provides an intelligent ammeter, and the current wiring terminal adopts two-way parallel output, so that the requirement of sharing one ammeter by multiple users can be met, and the construction wiring is convenient.

Drawings

FIG. 1 is a schematic view of the external structure of the device of the present utility model;

fig. 2 is a schematic diagram of the control principle of the main control board of the present utility model.

In the figure: 1. the device comprises a shell, 2, a main control board, 3, a battery module, 4, a communication module, 5, a transformer, 6, a relay module, 7, a metering module, 8, a display module, 9, a wiring terminal, 10, a display window, 11, a transparent film, 12, a buzzer, 41, a clamping seat, 81, a display screen, 82 and an indicator lamp.

Detailed Description

The following examples are set forth in order to more particularly describe the principles of the present utility model, and are intended to provide a more thorough description of the present utility model.

Example 1

As shown in fig. 1-2, the utility model provides an embodiment of a smart meter, which comprises a housing 1, wherein a main control board 2, a battery module 3, a communication module 4, a transformer 5 and a relay module 6 are arranged in the housing 1, a metering module 7 and a display module 8 are arranged on the main control board 2, a wiring terminal 9 is arranged at the lower end of the housing 1, and the battery module 3, the communication module 4, the transformer 5, the relay module 6, the metering module 7 and the display module 8 are respectively and electrically connected with the main control board 2. The battery module 3 is a lithium battery module, and the battery module 3 is used for providing working power for the intelligent ammeter. In the embodiment of the present utility model, the transformer 5 is an ac transformer for charging the battery module 3, and as a preferred embodiment of the present embodiment, the charging circuit of the transformer 5 includes a rectifying circuit and a voltage stabilizing circuit, so as to prevent the battery module 3 from being overcharged and damaged. In the embodiment of the present utility model, the connection terminal 9 includes a current terminal and a voltage terminal, the voltage terminals are 4 groups, and the current terminals are 12 groups. The 12 groups of current terminals correspond to the three-phase current incoming line terminals and the current outgoing line terminals respectively, and the current incoming line terminals and the current outgoing line terminals of each phase are two-way, so that the wiring condition that multiple users share one ammeter can be met. In the embodiment of the utility model, the main control board 2 is an MCU chip main control board, is a control and calculation center of the device, acquires current and voltage information through the metering module 7 to calculate electric energy information, and displays the electric energy information from a display screen through the display module 8. And meanwhile, the metering module 7 collects the calculated electric energy information and is in communication connection with the background server through the communication module 4, and is used for transmitting the metering information of the intelligent ammeter, and when arrearage warning is needed, the background server sends warning short messages according to the set arrearage threshold.

In the embodiment of the utility model, a display window 10 is arranged on the shell 1, the display window 10 is aligned with the display module 8, and a transparent film 11 is arranged outside the display window 10. In the embodiment of the present utility model, the transparent film 11 is made of an acrylic film.

In the embodiment of the utility model, the display module 8 includes a display screen 81 and an indicator lamp 82, and the display screen 81 is a liquid crystal display screen.

In the embodiment of the utility model, the main control board 2 is an MCU micro control board, and the main control board 2 is also provided with an MCU chip circuit, a memory circuit, a rectifying circuit, a metering operation circuit, a power supply circuit and an I/O interface circuit.

In the embodiment of the utility model, the wiring terminal 9 comprises a current terminal and a voltage terminal, wherein the number of the voltage terminals is 4, and the number of the current terminals is 12.

In the embodiment of the utility model, the communication module 4 is a 4G network communication module, the communication module 4 is connected with the connector of the main control board 2, the communication module 4 includes a card holder 41, a SIM card is disposed on the card holder 41, and the main control board 2 is connected with the server platform in a communication manner through the communication module 4.

In the embodiment of the utility model, a voltage transformer and a current transformer are arranged in the shell 1, and the voltage transformer and the current transformer are respectively and electrically connected with the metering module 7. The voltage transformer is used for collecting voltage signals at the position of the voltage wiring terminal of the ammeter, the current transformer is used for collecting current signals in the current wiring terminal of the ammeter, and the voltage signals and the current signals are collected to calculate electric energy information. In the embodiment of the utility model, a line between an incoming line of a current wiring terminal and an outgoing line of the current wiring terminal passes through a coil of a current transformer.

In the embodiment of the utility model, a buzzer 12 is arranged on the casing 1, and the buzzer 12 is electrically connected with the main control board 2. In the embodiment of the utility model, the buzzer 12 is used for providing the alarm reminding of the arrears, and when the electricity charge metering reaches the arrears threshold alarm, the electricity charge is reminded to pay in time by the ammeter buzzer.

The above embodiments are not intended to limit the present utility model, however, and the present utility model is not limited to the above examples, but is also intended to be within the scope of the present utility model.

Claims

1. The utility model provides a smart electric meter, includes shell (1), its characterized in that:

the intelligent control device is characterized in that a main control board (2), a battery module (3), a communication module (4), a transformer (5) and a relay module (6) are arranged inside the shell (1), a metering module (7) and a display module (8) are arranged on the main control board (2), a wiring terminal (9) is arranged at the lower end of the shell (1), and the battery module (3), the communication module (4), the transformer (5), the relay module (6), the metering module (7) and the display module (8) are electrically connected with the main control board (2) respectively.

2. A smart meter as defined in claim 1, wherein:

the battery module (3) is a lithium battery module, and the battery module (3) is used for providing working power for the intelligent ammeter.

3. A smart meter as defined in claim 1, wherein:

the display device is characterized in that a display window (10) is arranged on the shell (1), the display window (10) is aligned with the display module (8), and a transparent film (11) is arranged on the outer side of the display window (10).

4. A smart meter according to claim 3, wherein:

the display module (8) comprises a display screen (81) and an indicator lamp (82), and the display screen (81) is a liquid crystal display screen.

5. A smart meter as defined in claim 1, wherein:

the main control board (2) is an MCU micro control board, and the main control board (2) is also provided with an MCU chip circuit, a memory circuit, a rectifying circuit, a metering operation circuit, a power supply circuit and an I/O interface circuit.

6. A smart meter as defined in claim 1, wherein:

the wiring terminal (9) comprises a current terminal and a voltage terminal, wherein the voltage terminals are 4 groups, and the current terminals are 12 groups.

7. A smart meter as defined in claim 1, wherein:

the communication module (4) is a 4G network communication module, the communication module (4) is connected with the main control board (2) connector, the communication module (4) comprises a card seat (41), a SIM card is arranged on the card seat (41), and the main control board (2) is connected with the server platform through the communication module (4).

8. A smart meter as defined in claim 1, wherein:

the shell (1) is internally provided with a voltage transformer and a current transformer, and the voltage transformer and the current transformer are respectively and electrically connected with the metering module (7).

9. A smart meter as defined in claim 1, wherein:

a buzzer (12) is arranged on the shell (1), and the buzzer (12) is electrically connected with the main control board (2).