CN204425008U - A kind of interchangeable electric-type charging pile - Google Patents

Abstract

The utility model discloses a kind of interchangeable electric-type charging pile, comprise housing, built-in main control unit, charging system, energy storage device, communication unit, multifunction electric meter and protective device in this housing.Main control unit comprises single-chip microcomputer and peripheral control circuits thereof.Energy storage device comprises at least one battery pack, inverter, soft starting circuit and peripheral circuit.The utility model has the following advantages compared to existing technology: the interchangeable electric-type charging pile of one of the present utility model, skewness or the desultory sun and wind energy is utilized to change electrical power storage in cell battery pack, recycling storage battery electric energy charges to electric automobile, be applicable to being arranged on the inconvenient garage of electrical network energising, realize the energy-saving and emission-reduction of electric automobile, fundamentally promote city energy-saving and emission-reduction, promote green energy resource fast-developing.

Description

A replaceable charging pile

technical field

The utility model relates to an automatic vehicle charging device, in particular to a replaceable charging pile.

Background technique

With the development of society and the increasing pressure on transportation, environment and energy, electric vehicles are an inevitable choice for future transportation development. The construction of charging piles as charging equipment for electric vehicles has also become a top priority, and technological innovation is urgently needed.

Existing charging piles, including charging piles with energy storage devices, are all connected to the power grid. Once some important equipment of the power supply system fails and the power supply is interrupted, or the charging of electric vehicles during the peak power consumption in summer may damage the society. Therefore, it is urgent to develop an electric vehicle charging pile that is not affected by the grid.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a replaceable charging pile, which uses new energy to charge the battery and uses the battery to charge the electric vehicle, and is suitable for installation in places where the power grid is inconvenient. garage.

The utility model is realized through the following technical solutions: a replaceable electric charging pile, including a casing, a main control unit, a charging system, an energy storage device, a communication unit, a multifunctional electric meter and a protection device are built in the casing. The housing is provided with a human-computer interaction device and a charging socket. The charging system, the energy storage device, the communication unit, the multi-function meter, the protection device, the human-computer interaction device and the charging socket are all electrically connected to the main control unit. connection, the main control unit includes a single chip microcomputer and its peripheral control circuit.

As a further optimization of the above solution, the human-computer interaction device includes a color liquid crystal touch screen and an audio output device, and the color liquid crystal touch screen and the audio output device are electrically connected to the main control unit of the charging pile.

As a further optimization of the above scheme, the charging system includes a fixed-time charging mode control circuit, a constant-amount charging mode control circuit, a fixed-amount charging mode control circuit and an automatic full charging mode control circuit. The fixed-time charging mode control circuit, The constant charge mode control circuit, the fixed amount charge mode control circuit and the automatic full charge mode control circuit are all electrically connected to the main control unit.

As a further optimization of the above solution, the protection device includes a fault protection circuit and an alarm circuit, and the fault protection circuit and the alarm circuit are electrically connected to the main control unit.

As a further optimization of the above scheme, the communication unit includes a CAN interface circuit and an RS485 interface circuit, the CAN interface circuit and the RS485 interface circuit are electrically connected to the main control unit, and the CAN interface is connected to the electric vehicle or the battery management unit through the CAN bus. System communication connection, the RS485 interface communicates with the metering and billing system through the RS485 data connection line. The communication unit is electrically connected to the main control unit of the charging pile.

As a further optimization of the above solution, the energy storage device includes at least one battery pack, an inverter device, a soft start circuit and its peripheral circuits.

As a further optimization of the above solution, the human-computer interaction device also includes a card swiping sensing area and a printer interface, through which an external printer is electrically connected, and the card swiping sensing area reads corresponding magnetic card information.

Compared with the prior art, the utility model has the following advantages: a replaceable electric charging pile of the utility model converts clean energy into electric energy for storage through an energy storage device, promotes urban energy saving and emission reduction, and promotes the rapid development of green energy. The battery-replaceable charging pile of the utility model is not associated with the power grid, does not pose a security threat to the power grid, can effectively avoid conflicts with the national power grid, and promotes safe and stable operation of the power grid. The utility model provides a replaceable charging pile with modular design, simple operation, flexible installation, and can meet the charging requirements of terminal voltages of different types of battery packs. The battery-replaceable charging pile of the utility model is energy-saving and environment-friendly, is convenient for flexible capacity expansion, has flexible setting locations, and is convenient and efficient for motor vehicle charging.

Description of drawings

Fig. 1 is a block diagram of a circuit structure of a replaceable charging pile of the present invention.

Detailed ways

The following is a detailed description of the embodiments of the present utility model. This embodiment is implemented on the premise of the technical solution of the present utility model, and detailed implementation methods and specific operating procedures are provided, but the protection scope of the present utility model is not limited to the following the described embodiment.

Referring to FIG. 1 , it is a block diagram of a circuit structure of an exchangeable charging pile of the present invention. A replaceable electric charging pile, including a casing, in which a main control unit, a charging system, an energy storage device, a communication unit, a multifunctional electric meter and a protection device are built, and the casing is provided with a human-computer interaction device and a charging The socket, the charging system, the energy storage device, the communication unit, the multi-function meter, the protection device, the human-computer interaction device and the charging socket are all electrically connected to the main control unit, which includes a single-chip microcomputer and its peripheral control circuit. Wherein, the energy storage device includes at least one battery pack, an inverter device, a soft start circuit and its peripheral circuits. A replaceable charging pile of the utility model uses new energy energy to charge battery packs and battery electric energy to charge electric vehicles, and is suitable for installation in garages where power grids are inconvenient.

Wherein, the protection device includes a fault protection circuit and an alarm circuit, and the fault protection circuit and the alarm circuit are electrically connected to the main control unit. During the charging or discharging process, in case of an emergency, the main control unit automatically activates the fault protection circuit for power-off protection, and automatically activates the alarm circuit for external alarm.

The charging system includes a fixed time charging mode control circuit, a constant power charging mode control circuit, a fixed amount charging mode control circuit and an automatic full charging mode control circuit. The fixed time charging mode control circuit, the constant power charging mode control circuit, the fixed amount Both the charging mode control circuit and the automatic full charging mode control circuit are electrically connected to the main control unit. The user can select the corresponding charging mode on the human-computer interaction device according to actual needs.

The communication unit is electrically connected to the main control unit of the charging pile, the communication unit includes a CAN interface circuit and an RS485 interface circuit, and the CAN interface circuit and the RS485 interface circuit are electrically connected to the main control unit. The CAN interface communicates with the electric vehicle or the battery management system through the CAN bus, and the RS485 interface communicates with the metering and billing system through the RS485 data connection line.

The human-computer interaction device includes a color liquid crystal touch screen and an audio output device, and the color liquid crystal touch screen and the audio output device are electrically connected to the main control unit of the charging pile. Optimally, the human-computer interaction device also includes a card swiping sensing area and a printer interface, through which an external printer is electrically connected, and the card swiping sensing area reads corresponding magnetic card information.

The utility model provides a replaceable charging pile with modular design, simple operation, flexible installation, and can meet the charging requirements of terminal voltages of different types of battery packs. The battery-replaceable charging pile of the utility model is energy-saving and environment-friendly, is convenient for flexible capacity expansion, has flexible setting locations, and is convenient and efficient for motor vehicle charging.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (6)

1. A replaceable charging pile, comprising a housing, characterized in that: the housing is built with a main control unit, a charging system, an energy storage device, a communication unit, a multi-functional electric meter and a protection device, and the housing is equipped with There is a human-computer interaction device and a charging socket, the charging system, the energy storage device, the communication unit, the multi-function meter, the protection device, the human-computer interaction device and the charging socket are all electrically connected to the main control unit, the main The control unit includes a single chip microcomputer and its peripheral control circuit, and the energy storage device includes at least one battery pack, inverter device, soft start circuit and peripheral circuit. 2. A replaceable charging pile according to claim 1, characterized in that the human-computer interaction device includes a color LCD touch screen and an audio output device, and the color LCD touch screen and the audio output device It is electrically connected with the main control unit of the charging pile. 3. A replaceable charging pile according to claim 1, wherein the charging system includes a fixed-time charging mode control circuit, a constant-amount charging mode control circuit, a fixed-amount charging mode control circuit and The automatic full charging mode control circuit, the fixed time charging mode control circuit, the constant power charging mode control circuit, the fixed amount charging mode control circuit and the automatic full charging mode control circuit are all electrically connected to the main control unit. 4. The battery-replaceable charging pile according to claim 1, wherein the protection device includes a fault protection circuit and an alarm circuit, and the fault protection circuit and the alarm circuit are electrically connected to the main control unit. 5. A replaceable charging pile according to claim 1, wherein the communication unit includes a CAN interface circuit and an RS485 interface circuit, and the CAN interface circuit and the RS485 interface circuit are connected to the main control unit Electrically connected, the CAN interface communicates with the electric vehicle or the battery management system through the CAN bus, the RS485 interface communicates with the metering and billing system through the RS485 data connection line, and the communication unit is electrically connected with the main control unit of the charging pile. 6. A replaceable charging pile according to claim 1, characterized in that: the human-computer interaction device also includes a card swiping sensing area and a printer interface, and an external printer is electrically connected through the printer interface, and the swiping card sensing area reads Get the corresponding magnetic card information.