Background technology
Electric automobile is a kind of novel environmental protection vehicles, with the advantage of its energy-saving and emission-reduction, is accepted just gradually by people.Its fast development has driven the popularization and application that comprises its supporting electrically-charging equipment.
At present, charging batteries of electric automobile is generally used charging pile as charging inlet, for different vehicles, for electric automobile provides the direct current energy of AC energy or different electric pressures.Existing charging pile, is mainly divided into two kinds of alternating-current charging pile and direct-current charging posts.Alternating-current charging pile, for the Vehicular charger of electric automobile provides 220V or 380V AC energy, Vehicular charger is changed out direct current energy again and is charged the battery; Direct-current charging post is by controlling charger, and the direct current energy that charger is changed out is for charging the battery.The interface of these two kinds of charging modes is not general, and system is not identical, and therefore, electric automobile can only be selected one and charge in alternating-current charging pile and direct-current charging post.
Because the AC charging time is longer, and the DC charging time is shorter, but the large electric current of DC charging can exert an influence to the life-span of battery; In the situation that user is willing to be intended to be pressed for time conventionally, select DC charging to accelerate charging rate, shorten the charging interval, improve the service efficiency of charging device, and select AC charging when long-time parking.
As fully visible, in order to meet the demand of alternating current-direct current charging under electric automobile different situations, two kinds of charging devices of alternating-current charging pile and direct-current charging post need to be set in public, but the utilization rate of alternating-current charging pile is lower, has the problem of the idle waste public resource that takes up room; And because the charging inlet of charging pile is single, during charging electric vehicle, need to select the interface that matches with device charging modes, thereby, need to find the charging pile mating with it, cumbersome.
Utility model content
The concentrated parking lot chamber type charging station that the utility model proposes a kind of many charging inlets compatibility, has solved existing charging pile charging inlet single, the technical problem that can not simultaneously charge for the electric automobile of different charge modes.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
The utility model provides a kind of concentrated parking lot chamber type charging station of many charging inlets compatibility, charging station comprises integrated charge case and the charging inlet joining with integrated charge case, and charging inlet at least comprises that AC220V/AC380V exchanges switching charging inlet and AC/DC is switched charging inlet; Integrated charge case comprises casing and is arranged in casing:
Electric power switch unit, the inlet wire of electric power switch unit and charging case joins, for obtaining electric energy from power supply grid, and by described power distribution on charging paths;
Charging paths, charging paths comprises AC220V AC charging branch road, AC380V AC charging branch road and DC charging branch road, in charging paths, be provided with switching device, AC220V AC charging branch road is connected to AC220V/AC380V with AC380V AC charging branch road and exchanges switching charging inlet; AC220V AC charging branch road and DC charging branch road are connected to AC/DC and switch charging inlet;
Control module, for exporting control command, controls the switching of each charging paths switching device.
The concentrated parking lot chamber type charging station of many charging inlets compatibility as above, charging inlet comprises the AC220V charging inlet that joins with AC220V AC charging branch road, the AC380V charging inlet joining with AC380V AC charging branch road and the direct-current charging interface joining with DC charging branch road.
The concentrated parking lot chamber type charging station of many charging inlets compatibility as above, is provided with the watch-dog joining with control module in integrated charge case.
The concentrated parking lot chamber type charging station of many charging inlets compatibility as above, control module is provided with communication unit.
The concentrated parking lot chamber type charging station of many charging inlets compatibility as above, is provided with the high-low pressure distribution equipment joining with charging case inlet wire in integrated charge case.
The design of the concentrated parking lot chamber type charging station based on above-mentioned many charging inlets compatibility, the utility model has also proposed a kind of charging system, and charging system comprises above-mentioned charging station and Cloud Server and terminal;
Cloud Server, the charge mode order and the charging inlet information that for receiving terminal, send, be sent to control module by charge mode order and charging inlet information; Receive the charge information that control module sends, charge information is sent to terminal;
Terminal, for sending charge mode order and charging inlet information to Cloud Server, receives the charge information that Cloud Server sends.
Compared with prior art, the technique effect or the advantage that the utlity model has are: the utility model charging station comprises that integrated charge case exchanges with AC220V/AC380V at least and switches charging inlet and AC/DC is switched charging inlet.Integrated charge case can be controlled the switching of the switching device of charging paths according to user's request, thereby controls the output mode of charging inlet, realizes the demand of multiple charge mode, has better compatibility.Charging process of the present utility model can require switching to exchange or DC charging with emergent according to the time, applicable to the charging type of various automobiles, applied widely.
Embodiment
The concentrated parking lot chamber type charging station that the utility model proposes a kind of many charging inlets compatibility, comprises integrated charge case and the charging inlet joining with integrated charge case.Wherein, the inlet wire of integrated charge case can connect low-voltage alternating current power supply or high-voltage ac power, is provided with high-low pressure distribution equipment when integrated charge case connects high-voltage ac power during than connection low-voltage alternating current power supply more.When the inlet wire of integrated charge case connects high-voltage ac power, in charging case, be provided with high-low pressure distribution equipment, first high-low pressure distribution equipment is converted to low-voltage AC by High Level AC Voltage, then accesses the other parts of integrated charging case.Above-mentioned two kinds of modes are all within protection range of the present utility model.
It is example that the inlet wire of integrated charge case of concentrated parking lot chamber type charging station of many charging inlets compatibility of take below connects high-voltage ac power, and implementation of the present utility model is described:
As shown in Figure 1 and Figure 2, the present embodiment has proposed a kind of concentrated parking lot chamber type charging station of many charging inlets compatibility, and charging station comprises integrated charge case and the charging inlet joining with integrated charge case.Integrated charge case is the centralized management control section of charging electric vehicle, charging inlet only for the electric automobile output electric energy that joins, charging inlet generally joins by charging cable and integrated charge case.Respectively integrated charge case and charging inlet are described below:
Integrated charge case comprises casing and is arranged on end of incoming cables, electric energy switching device, high-low pressure distribution equipment, charging paths, leading-out terminal and control module and the watch-dog in casing.
The end of incoming cables of integrated charge case connects high-voltage ac power.
The inlet wire of electric power switch unit and charging case joins, and after electric power switch unit closure, from high-voltage ac power, obtains electric energy, and electric energy is outputed to high-low pressure distribution equipment.
High-low pressure distribution equipment generally adopts transformer, High Level AC Voltage is converted to low-voltage AC and low-voltage AC is dispensed in charging paths.
Charging paths comprises AC220V AC charging branch road, AC380V AC charging branch road and DC charging branch road.AC220V AC charging branch road connects the phase in low-voltage alternating current power supply, for example, is connected to A phase, B phase or the C phase of low-voltage alternating current power supply.AC380V AC charging branch road is connected to A phase, B phase and the C phase of low-voltage alternating current power supply.DC charging branch road comprises rectification module, and DC charging branch road is connected on low-voltage alternating current power supply by rectification module, and low-voltage alternating current power supply is converted to direct current by rectification module.In charging paths, be provided with switching device, by switching device, control the on off operating mode of corresponding charging paths.
Charging paths is joined by leading-out terminal and charging inlet.
Control module output control command, controls the switching of each charging paths switching device.The electric current of single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths can be by the disconnection and closure of control switch device, and controlling charging process is intermittent mode charging.DC charging branch road can be controlled by power control module the size of charging current, and the adjustable range of electric current can be from the output-current rating of 0~charger.Control module is provided with communication unit, for extraneous communication.
Watch-dog comprises for gathering the electric current and voltage harvester of electric current and voltage information and the electric power meter of metering power consumption information.Be arranged at respectively in high pressure end of incoming cables and each charging paths.
Charging inlet comprises that AC220V/AC380V exchanges switching charging inlet, AC/DC is switched charging inlet, AC220V charging inlet, AC380V charging inlet and direct-current charging interface.
Wherein, AC220V AC charging branch road can be connected to AC220V/AC380V with AC380V AC charging branch road and exchange switching charging inlet, can exchange switching charging inlet by the on off operating mode control AC220V/AC380V of control AC220V AC charging branch road and the switching device of AC380V AC charging branch road and export AC220V alternating current or AC380V alternating current.It is closed when the switching device of AC220V AC charging branch road and AC380V AC charging branch road is different.AC220V/AC380V exchanges switching charging inlet and can adopt existing 7 core GB charging plugs to realize, and certainly, is not limited to 7 cores.As shown in Figure 3,4, when exchanging with AC220V/AC380V, switch the AC220V AC charging branch road closure that charging inlet joins, when AC380V AC charging branch road disconnects, terminal 1 core of charging inlet provides CC(charging to connect confirmation while being connected with electric automobile with 2 cores are responsible) and CP(control confirmation) handshake, 3 cores and 4 cores are AC charging core L(220V) and N, 5 cores connect earth connections, and 6 cores, 7 cores are vacant.When exchanging with AC220V/AC380V, switch the AC220V AC charging branch road disconnection that charging inlet joins, when AC380V AC charging branch road is closed, 1 core of charging inlet provides CC(charging to connect confirmation while being connected with electric automobile with 2 cores are responsible) and CP(control confirmation) handshake, 3 cores, 4 cores, 6 cores, 7 cores are connecting power line A, B, C, N respectively, and 5 cores connect earth connection.
AC220V AC charging branch road and DC charging branch road can be connected to AC/DC and switch charging inlet; Can control AC/DC switching charging inlet output AC220V alternating current or direct current by controlling the on off operating mode of the switching device of AC220V AC charging branch road and DC charging branch road.It is closed when the switching device of AC220V AC charging branch road and DC charging branch road is different.AC/DC is switched charging inlet and is adopted direct-current charging interface pattern, i.e. the direct-current charging interface pattern of existing national standard.For example, adopt the international charging plug of existing 8 cores to realize, certainly, be not limited to 8 cores.As shown in Figure 5,6, when switching with AC/DC the AC220V AC charging branch road closure that charging inlet joins, when DC charging branch road disconnects, charging inlet 1 core provides CP(to control confirmation while being responsible for being connected with electric automobile with 3 cores) charging is connected confirmation with CC() handshake, 2 cores are vacant, 4 cores and 5 cores are AC charging core L(220V) and N, 6 cores and 7 cores are used for judging alternating current-direct current charging desired signal, 8 core ground connection.When the AC220V AC charging branch road joining with AC/DC charging inlet disconnects, when DC charging branch road is closed, 1 core in the interface of charging inlet, when 2 cores are responsible for being connected with electric automobile with 3 cores, CAN signal with the communication of vehicle-mounted BMS battery management system is provided, 4 cores and 5 cores are DC charging core DC+ and DC-, and 6 cores and 7 cores provide power supply, 8 core ground connection for vehicle-mounted BMS battery management system for A+ and A-.
AC220V AC charging branch road can be connected directly to AC220V charging inlet, when control module is controlled the switching device closure of AC220V AC charging branch road, and AC220V charging inlet output AC220V alternating current.
AC380V AC charging branch road can be connected directly to AC380V charging inlet, when control module is controlled the switching device closure of AC380V AC charging branch road, and AC380V charging inlet output AC380V alternating current.
DC charging branch road can be connected directly to direct-current charging interface, when control module is controlled the switching device closure of DC charging branch road, and direct-current charging interface output direct current.
The design of the concentrated parking lot chamber type charging station based on above-mentioned many charging inlets compatibility, the present embodiment has also proposed a kind of charging system, and charging system comprises charging station as above and Cloud Server and terminal; Charging station is not yet having been described in detail, and repeats no more herein, below the communication relation between Cloud Server, terminal and charging station and Cloud Server, terminal is described:
Terminal, for sending charge mode order and charging inlet information to Cloud Server, receives the charge information that Cloud Server sends.
The control module of Cloud Server and charging station and terminal called.On the one hand, charge mode order and charging inlet information that Cloud Server receiving terminal sends, and charge mode order and charging inlet information are sent to control module, control module, according to charge mode order and charging inlet information, is controlled the break-make of the switching device of the charging paths that charging inlet is corresponding.On the other hand, Cloud Server receives the charge information that control module sends, and charge information is pushed to terminal, shows the charging process of electric automobile in terminal.
On the one hand, terminal sends charge mode order and charging inlet information to Cloud Server, and user inputs charge command and charging inlet information in terminal, or at terminal input charge command, and by terminal scanning charging inlet information, be sent to Cloud Server.On the other hand, terminal receives charge information the demonstration that Cloud Server sends, and facilitates user to check the charging process of electric automobile.
It should be noted that; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example; the variation that those skilled in the art make in essential scope of the present utility model, modification, interpolation or replacement, also should belong to protection range of the present utility model.