CN204858671U - Direct current of low stand -by power consumption machine that charges - Google Patents

Direct current of low stand -by power consumption machine that charges Download PDF

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Publication number
CN204858671U
CN204858671U CN201520606744.8U CN201520606744U CN204858671U CN 204858671 U CN204858671 U CN 204858671U CN 201520606744 U CN201520606744 U CN 201520606744U CN 204858671 U CN204858671 U CN 204858671U
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CN
China
Prior art keywords
charging
network
control
input switch
switch
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Application number
CN201520606744.8U
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Chinese (zh)
Inventor
柳林
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深圳市汇川技术股份有限公司
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Priority to CN201520606744.8U priority Critical patent/CN204858671U/en
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Publication of CN204858671U publication Critical patent/CN204858671U/en

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Abstract

The utility model provides a direct current of low stand -by power consumption machine that charges, includes that electric wire netting interface, parallelly connected a plurality of modules of charging, output switch switch network, input switching network, control system, a plurality of rifle that charges, and a plurality of rifles that charge are connected to output switch and switch the network, and output switch switching network, input switching network, a plurality of module of charging, electric wire netting interface are connected to control system respectively, and a plurality of modules of charging are connected to the electric wire netting interface via input switching network, control system triggered when receiving the standby signal that battery management system issued input switching network closes and makes the electric wire netting interface and the module disconnection of charging to trigger input switching network during the signal and open and make the electric wire netting interface and the module of charging switch on receiving the start. The utility model discloses set up input switching network, it can realize opening and closing under control system's of the triggering, can close auxiliary electrical power source when the standby, has only the control system consumed energy, and the module of charging realizes the zero -power, and the whole motor power that fills reduces.

Description

The DC charging motor of low standby power loss
Technical field
The utility model relates to non-vehicle mounted electric vehicle charging field, more particularly, relates to a kind of DC charging motor of low standby power loss.
Background technology
Non-Vehicular direct-current charger used for electric vehicle, generally based on the consideration of Redundancy Design, adopts the mode of multiple charging module parallel connection mostly.In this DC charging motor, each charging module in the standby state its internal main loop does not work, but secondary power system is in running order, and generally in order to reduce the standby temperature rise of charging module some device inner, radiator fan is also in tick-over state.That is the accessory power supply of DC charging motor inside is always in running order, and DC charging motor whether export charging be irrelevant.
The shortcoming of this scheme is, even if in the standby state, the power consumption of the accessory power supply of DC charging motor generally also can reach about 20W, and charging module is in parallel must be more, stand-by power consumption is also larger, and this part energy loses in vain for DC charging motor.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of DC charging motor of low standby power loss.
The utility model solves the technical scheme that its technical problem adopts: the DC charging motor constructing a kind of low standby power loss, be applied to charging electric vehicle, comprise grid interface, multiple charging modules in parallel, output switch handover network, control system, multiple charging gun, and described control system has the control port be connected with the battery management system of electric automobile, this DC charging motor also comprises input switch network, described multiple charging gun is connected to described output switch handover network, described output switch handover network, input switch network, multiple charging module, grid interface is connected to described control system respectively, described multiple charging module is connected to described grid interface via described input switch network, described control system trigger when receiving the standby signal that described battery management system issues described input switch network close grid interface and charging module are disconnected, and trigger when receiving the starting-up signal that described battery management system issues described input switch network unlatching make grid interface and charging module conducting.
In the DC charging motor of low standby power loss described in the utility model, described input switch network comprises contactor or relay.
In the DC charging motor of low standby power loss described in the utility model, described input switch network comprises contactor and electronic switch, 3 groups of normally opened contacts of described contactor are connected between the three-phase bus of electrical network respectively, the coil of described contactor and described electronic switch are series between internal electric source and ground connection source, and described electronic switch is connected to described control system.
In the DC charging motor of low standby power loss described in the utility model, described electronic switch is metal-oxide-semiconductor or triode or relay.
In the DC charging motor of low standby power loss described in the utility model, described control system comprises governor circuit, accessory power supply, power grid voltage detection circuit, described accessory power supply, power grid voltage detection circuit are connected to described grid interface respectively, described governor circuit is connected to described accessory power supply, power grid voltage detection circuit, output switch handover network, input switch network, multiple charging module, and described governor circuit is used for detecting that electrical network triggers described output switch handover network time abnormal and input switch network is closed at power grid voltage detection circuit.
Implement the DC charging motor of low standby power loss of the present utility model, have following beneficial effect: the utility model sets up input switch network, it can realize opening and closing under the triggering of control system.Because multiple charging module is connected to grid interface via input switch network, once system needs standby, can be realized by the closedown of control system trigger input switch network, the accessory power supply of charging module and electrical network is now made to disconnect, therefore accessory power supply is also closed, only have control system consumed energy, charging module realizes zero-power, whole charger lower power consumption.
Further, when the power grid voltage detection circuit in control system detects that electrical network is abnormal, can close by trigger input switch network equally, both protected charger, and achieved again the zero-power of charging module and the low-power consumption of whole charger system.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the DC charging motor of the utility model low standby power loss;
Fig. 2 is the electrical structure schematic diagram of input switch network in preferred embodiment.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, be the structural representation of DC charging motor of the utility model low standby power loss.
The DC charging motor of low standby power loss of the present utility model, be applied to charging electric vehicle, comprise: grid interface, multiple charging module 1-N in parallel, control system 10, input switch network 20, output switch handover network 30, multiple charging gun 1-M, N, M is positive integer, described multiple charging gun 1-M is connected to described output switch handover network 30, described output switch handover network 30, input switch network 20, multiple charging module 1-N, grid interface is connected to described control system 10 respectively, described multiple charging module 1-N is connected to described grid interface via described input switch network 20.
Control system 10, is connected with the battery management system of electric automobile, can receive the signal that battery management system issues, such as starting-up signal and standby signal etc., and signal can be low and high level etc., does not limit this.In prior art, control system 10 is when receiving standby signal, be directly notify that all charging module 1-N enter holding state, notify that output switch handover network 30 is closed, charging module inside comprises primary heat transport system, secondary power system etc. simultaneously, charging module is when entering holding state, be only that primary heat transport system does not work, its secondary power system is still in running order, therefore in prior art, charging module is more, and the stand-by power consumption of charger system is larger.
Increase input switch network 20 in the utility model, input switch network 20 can change state according to the triggering signal of control system 10, switches between opening and closing two states.
Such as, if control system 10 receives standby signal, then notify that output switch handover network 30 is closed and send triggering signal to input switch network 20 simultaneously, input switch network 20 is switched to closed from unlatching, so all charging modules and the connection of grid interface disconnect completely, primary heat transport system in it, secondary power system etc. all quit work, and therefore realize the zero-power of charging module.Whole charger system is now only left control system 10 at consumed energy, therefore, compared with prior art, and the lower power consumption of whole charger system.When control system 10 receives starting-up signal, then control system 10 notifies that output switch handover network 30 is opened and sends triggering signal to input switch network 20 simultaneously, input switch network 20 is switched to unlatching from closed, so all charging modules and the connection of grid interface are normally, electrical network is powered to charging gun.
Wherein, concrete, described control system 10 comprises governor circuit, accessory power supply, power grid voltage detection circuit, described accessory power supply, power grid voltage detection circuit are connected to described grid interface respectively, and described governor circuit is connected to described accessory power supply, power grid voltage detection circuit, output switch handover network 30, input switch network 20, multiple charging module.
No matter whether described governor circuit, when power grid voltage detection circuit detects that electrical network is abnormal, receive starting-up signal, all notifies that output switch handover network 30 is closed transmission triggering signal simultaneously and closed with trigger input switch network 20 to input switch network 20.The electrical network abnormal protection to charger system can be realized thus, realize the zero-power of charging module and the low-power consumption of whole charger system simultaneously.
Concrete, described input switch network 20 can realize based on the electric-controlled switch such as contactor or relay, with reference to figure 2, is the electrical structure schematic diagram of input switch network 20 in preferred embodiment.
In preferred embodiment, described input switch network 20 comprises contactor M1 and electronic switch, 3 groups of normally opened contacts of described contactor M1 are connected between the three-phase bus of electrical network respectively, the coil of described contactor M1 and described electronic switch are series between internal electric source VCC and ground connection source, and described electronic switch is connected to described control system 10.
Control system 10 by sending the opening and closing of triggering signal triggerable electronic switch, just can control contactor M1 coil energising whether, and then the opening and closing of 3 groups of normally opened contacts can be controlled.
Wherein, described electronic switch is metal-oxide-semiconductor or triode or relay, can also be isolation optocoupler, switch chip etc., not limit this, as long as can realize the switching of open and close two states under the triggering of control system 10.
In sum, implement the DC charging motor of low standby power loss of the present utility model, have following beneficial effect: the utility model sets up input switch network, it can realize opening and closing under the triggering of control system.Because multiple charging module is connected to grid interface via input switch network, once system needs standby, can be realized by the closedown of control system trigger input switch network, the accessory power supply of charging module and electrical network is now made to disconnect, therefore accessory power supply is also closed, only have control system consumed energy, charging module realizes zero-power, whole charger lower power consumption.Further, when the power grid voltage detection circuit in control system detects that electrical network is abnormal, can close by trigger input switch network equally, both protected charger, and achieved again the zero-power of charging module and the low-power consumption of whole charger system.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.

Claims (5)

1. the DC charging motor of a low standby power loss, be applied to charging electric vehicle, comprise grid interface, multiple charging modules in parallel, output switch handover network, control system, multiple charging gun, and described control system has the control port be connected with the battery management system of electric automobile, it is characterized in that, this DC charging motor also comprises input switch network, described multiple charging gun is connected to described output switch handover network, described output switch handover network, input switch network, multiple charging module, grid interface is connected to described control system respectively, described multiple charging module is connected to described grid interface via described input switch network, described control system trigger when receiving the standby signal that described battery management system issues described input switch network close grid interface and charging module are disconnected, and trigger when receiving the starting-up signal that described battery management system issues described input switch network unlatching make grid interface and charging module conducting.
2. the DC charging motor of low standby power loss according to claim 1, is characterized in that, described input switch network comprises contactor or relay.
3. the DC charging motor of low standby power loss according to claim 1, it is characterized in that, described input switch network comprises contactor and electronic switch, 3 groups of normally opened contacts of described contactor are connected between the three-phase bus of electrical network respectively, the coil of described contactor and described electronic switch are series between internal electric source and ground connection source, and described electronic switch is connected to described control system.
4. the DC charging motor of low standby power loss according to claim 3, is characterized in that, described electronic switch is metal-oxide-semiconductor or triode or relay.
5. the DC charging motor of low standby power loss according to claim 1, it is characterized in that, described control system comprises governor circuit, accessory power supply, power grid voltage detection circuit, described accessory power supply, power grid voltage detection circuit is connected to described grid interface respectively, described governor circuit is connected to described accessory power supply, power grid voltage detection circuit, output switch handover network, input switch network, multiple charging module, described governor circuit is used for detecting that electrical network triggers described output switch handover network time abnormal and input switch network is closed at power grid voltage detection circuit.
CN201520606744.8U 2015-08-12 2015-08-12 Direct current of low stand -by power consumption machine that charges CN204858671U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106026282A (en) * 2016-07-04 2016-10-12 深圳伊莱杰科技有限公司 Double-gun dynamic switching control device
CN106541842A (en) * 2016-09-30 2017-03-29 深圳市钜能科技有限公司 The charging pile of zero stand-by power consumption
WO2019064252A3 (en) * 2017-09-28 2019-05-09 Detroit Electric Ev Limited Home charging and power backup unit
CN110061573A (en) * 2019-04-22 2019-07-26 哈尔滨工业大学 A kind of connection topology of power supply based on switching network and emission array coil
CN111464671A (en) * 2019-01-18 2020-07-28 青岛海信移动通信技术股份有限公司 Electronic equipment and charging method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106026282A (en) * 2016-07-04 2016-10-12 深圳伊莱杰科技有限公司 Double-gun dynamic switching control device
CN106541842A (en) * 2016-09-30 2017-03-29 深圳市钜能科技有限公司 The charging pile of zero stand-by power consumption
CN106541842B (en) * 2016-09-30 2019-02-15 深圳市钜能科技有限公司 The charging pile of zero standby power consumption
WO2019064252A3 (en) * 2017-09-28 2019-05-09 Detroit Electric Ev Limited Home charging and power backup unit
CN111464671A (en) * 2019-01-18 2020-07-28 青岛海信移动通信技术股份有限公司 Electronic equipment and charging method thereof
CN110061573A (en) * 2019-04-22 2019-07-26 哈尔滨工业大学 A kind of connection topology of power supply based on switching network and emission array coil

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