CN204731887U - Based on the single-phase electronic prepayment electric energy meter of GPRS communication - Google Patents

Abstract

The utility model discloses a single-phase electronic prepaid electric energy meter based on GPRS communication, which comprises a microprocessor; module, storage module, relay control module, LED display module, sound and light alarm, Bluetooth module, USB charging interface and SMS terminal. The utility model is more convenient for checking the balance information of electricity charges.

Description

Single-phase Electronic Prepaid Energy Meter Based on GPRS Communication

technical field

The utility model relates to the technical field of electric energy meters, in particular to a single-phase electronic prepaid electric energy meter based on GPRS communication.

Background technique

In the single-phase electronic prepaid energy meter based on GPRS communication in the prior art, after the user purchases electricity from the power supply department, the power supply department transmits the power information to the GPRS module through the GPRS server, and the microprocessor updates the user's prepaid information. However, the current single-phase electronic prepaid energy meter based on GPRS communication generally needs to check the balance information of the electricity charge on its display screen, and the energy meter is generally installed relatively high, so it is inconvenient to check the balance of the electricity charge.

Utility model content

The technical problem to be solved by the utility model is to provide a single-phase electronic prepaid electric energy meter based on GPRS communication which is more convenient to check the balance information of electricity charges.

In order to solve the above technical problems, the utility model provides a single-phase electronic prepaid energy meter based on GPRS communication, which includes:

microprocessor; and

GPRS module, electric energy metering module, power module, lithium battery pack, clock module, storage module, relay control module, LED display module, sound and light alarm, Bluetooth module, USB charging interface and text message respectively electrically connected to the microprocessor terminal;

The GPRS module is used to communicate with the GPRS server of the power supply department, the electric energy metering module is used to measure the user's electricity consumption, the power supply module is used to supply power to the microprocessor, and the lithium battery pack is used to supply power to the microprocessor when the power supply module is powered off , the clock module is used to generate and output time information, the storage module is used to store prepaid information, the relay control module is used to control the power on and off of the user, the LED display module is used to display the balance of the electricity bill, and the sound and light alarm is used to The Bluetooth module is used to communicate with the smart phone, the USB charging interface is used to charge the smart phone, and the SMS terminal is used to send information to the user's mobile phone when the electricity balance is insufficient.

Preferably, the microprocessor is a single-chip microcomputer.

Preferably, the electric energy metering module is an ADE7755 single-phase meter metering chip.

After adopting the above structure, the utility model has the following advantages compared with the prior art:

The utility model can be wirelessly connected with the bluetooth module through the smart phone, and the electricity charge balance of the single-phase electronic prepaid electric energy meter based on GPRS communication can be checked through the software on the smart phone, which is more convenient; and the USB charging interface can be used when needed. It is more convenient to charge the smart phone; and when the balance of the electricity bill is insufficient, the SMS terminal can send a message to the user's mobile phone, which can remind the user to recharge in time to avoid power failure.

Description of drawings

Fig. 1 is a circuit block diagram of the utility model.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figure 1, the single-phase electronic prepaid energy meter based on GPRS communication of the present invention includes a microprocessor and a GPRS module electrically connected to the microprocessor, an electric energy metering module, a power supply module, a lithium battery pack, and a clock module , storage module, relay control module, LED display module, sound and light alarm, Bluetooth module, USB charging interface and SMS terminal.

The GPRS module is used to communicate with the GPRS server of the power supply department, the electric energy metering module is used to measure the user's electricity consumption, the power supply module is used to supply power to the microprocessor, and the lithium battery pack is used to supply power to the microprocessor when the power supply module is powered off , the clock module is used to generate and output time information, the storage module is used to store prepaid information, the relay control module is used to control the power on and off of the user, the LED display module is used to display the balance of the electricity bill, and the sound and light alarm is used to The Bluetooth module is used to communicate with the smart phone, the USB charging interface is used to charge the smart phone, and the SMS terminal is used to send information to the user's mobile phone when the electricity balance is insufficient.

The utility model can be connected with the bluetooth module through the smart phone, and the electricity charge balance of the single-phase electronic prepaid energy meter based on GPRS communication can be checked through the software on the smart phone, which is more convenient; and the USB charging interface can be compared when needed. It is convenient to charge the smart phone; and when the balance of the electricity bill is insufficient, the SMS terminal can send a message to the user's mobile phone, which can remind the user to recharge in time to avoid power failure.

Described microprocessor is single-chip microcomputer.

The electric energy metering module is an ADE7755 single-phase meter metering chip.

The above is only a description of the preferred examples of the application of the utility model, but it should not be understood as a limitation on the claims. The structure of the utility model can have other changes and is not limited to the above structure. In a word, all the various changes made within the scope of protection of the independent claims of the utility model are within the scope of protection of the utility model.

Claims (3)

1. A single-phase electronic prepaid watt-hour meter based on GPRS communication, characterized in that it comprises: microprocessor; and GPRS module, electric energy metering module, power module, lithium battery pack, clock module, storage module, relay control module, LED display module, sound and light alarm, Bluetooth module, USB charging interface and text message respectively electrically connected to the microprocessor terminal; The GPRS module is used to communicate with the GPRS server of the power supply department, the electric energy metering module is used to measure the user's electricity consumption, the power supply module is used to supply power to the microprocessor, and the lithium battery pack is used to supply power to the microprocessor when the power supply module is powered off , the clock module is used to generate and output time information, the storage module is used to store prepaid information, the relay control module is used to control the power on and off of the user, the LED display module is used to display the balance of the electricity bill, and the sound and light alarm is used to The Bluetooth module is used to communicate with the smart phone, the USB charging interface is used to charge the smart phone, and the SMS terminal is used to send information to the user's mobile phone when the electricity balance is insufficient. 2. The single-phase electronic prepaid energy meter based on GPRS communication according to claim 1, characterized in that: said microprocessor is a single-chip microcomputer. 3. The single-phase electronic prepaid electric energy meter based on GPRS communication according to claim 2, characterized in that: said electric energy metering module is an ADE7755 single-phase meter metering chip.