CN105656118B - The device for supporting electricity consumption/powering mode to automatically switch and the equipment comprising the device - Google Patents
The device for supporting electricity consumption/powering mode to automatically switch and the equipment comprising the device Download PDFInfo
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- CN105656118B CN105656118B CN201610046897.0A CN201610046897A CN105656118B CN 105656118 B CN105656118 B CN 105656118B CN 201610046897 A CN201610046897 A CN 201610046897A CN 105656118 B CN105656118 B CN 105656118B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of device for supporting electricity consumption/powering mode to automatically switch and comprising the equipment of the device.The device includes: interface module, for connecting charger or load, receives electric energy from the charger or exports electric energy to the load；Judgment module is charger or load for judge the interface module connection, and controls the interface module according to judging result and switch between power mode and powering mode；Energy module is connected to the interface module, the electric energy received for managing the interface module, or provides electric energy to the interface module so that the interface module is exported to the load.The present invention carries out the mechanism of unilateral judgement by establishing based on electric parameter, it may insure to share under the scene of same physical interface in electricity consumption and power supply, the power supply of automatic set device or power supply state, to reduce the dependence and unnecessary power consumption of the complexity and equipment of interface to hardware environment.
Description
Technical field
The present invention relates to electricity consumptions and power supply technique, specifically, be it is a kind of support cut automatically between electricity consumption and powering mode
The device changed, and include the equipment of this device.
Background technique
Currently, with mobile phone, tablet computer, smartwatch, motion bracelet, portable computer, electric vehicle, electric ship
Oceangoing ship, digital camera, DV, unmanned plane and other Electric aircrafts etc. are that the terminal of a large amount of carrying batteries of representative is set
It is standby, every field of the rapid proliferation in consumer lives, and the trend of rapid growth is presented.Therefore charging becomes consumer day
The operation and application that Chang Bixu is carried out, while under this usage scenario that charges, also there is various problem and difficulty.
For example, equipment is powered sometimes for being electrically charged, and sometimes for as power supply unit for other equipment；Simultaneously as setting
Standby volume size will have a direct impact on the quality, energy consumption and the acceptance level by consumer of equipment, therefore filling equipment
Electricity and power supply interface unification, have become very real demand.For example mobile phone passes through its USB interface, it is sometimes desirable to charge
Operation, and sometimes for output electric current and voltage, drive external equipment；The for another example current power supply interface of electric car is respectively provided with
In its interior, it is powered for mobile unit, and its charging interface is located at outside compartment, in order to use charging pile to be filled
Electricity.And by the unification of charging and power supply interface, then the plug-in that can complete electric vehicle to vehicle, outside compartment.Together
The usage scenario of sample can be used for " air refuelling " of electric power when unmanned plane, to significantly improve the voyage and fortune of unmanned plane
Seek efficiency.
In the prior art, data communication is depended on to the model selection of charging and discharging, and supports data communication institute necessary
Hardware environment.Such as the MAC Book computer of Apple Inc.'s production, it uses and is charged and discharged interface unification and USB
The design of Type-C interface.In its usage scenario, if computer is in off-mode, USB interface can only be carried out to electricity
The charging of brain can not carry out supplying power for outside.And it is in operating status in computer, then its USB interface is used in USB organization prescribed
Battery Charge 1.2 and its later release Power Delivery agreement, and access equipment communicated, i.e.,
It carries out judging access device type by detecting input and output and the communication of D+ and D-, to select to charge or power.For
For this scene that charges, in order to judge supplying power for outside, this should need to start computer in the task of Millisecond completion
And bring additional power consumption and energy consumption and waste of time.
Battery Charge 1.2 similar to the USB organization prescribed and Power Delivery as its later release
Agreement etc. is all based on and carries out communicating this basic demand between electrical equipment and power supply unit.Therefore it is also required to individually logical
Believe physical interface, i.e., outside removing power transmission physical interface, it is also necessary to which additional communication interface, this also connects virtually increasing
The complexity of mouth and unwanted hardware spending.
Summary of the invention
The technical problem to be solved in the present invention is to provide one kind independent of communication, and directly to the electricity consumption of equipment or power supply
The device that state is judged and switched, and include the equipment of this device.So as to not depend on communication between devices
Under the premise of, the mode decision of electricity consumption and power supply is carried out, and carry out automatically controlling to electricity consumption or power supply.
Electricity consumption/powering mode automatic switchover device is supported in order to solve the above-mentioned technical problems, the present invention provides a kind of,
Include:
Interface module receives electric energy from the charger or exports electricity to the load for connecting charger or load
Energy；
Judgment module is charger or load for judge the interface module connection, and according to judging result control
The interface module is made to switch between power mode and powering mode；
Energy module is connected to the interface module, the electric energy received for managing the interface module, or to institute
It states interface module and provides electric energy so that the interface module is exported to the load.
Further, the interface module includes external interface unit and internal interface unit, in which:
The external interface unit includes at least positive terminal and negative terminal, to connect with the charger or load；
The internal interface unit is electrically connected with the external interface unit and is couple to the judgment module, is used for basis
The judging result of the judgment module, switches between power mode and powering mode.
Further, acquisition module, the judgement mould are connected between the judgment module and the external interface unit
Root tuber judges the external interface unit according to the electric parameter in the collected external interface unit of the acquisition module
Connection is charger or load.
Further, the acquisition module includes the positive terminal and/or negative pole end for being connected to the external interface unit
Load detecting unit on son, by detecting the electric current on the positive terminal and/or negative terminal to judge that the outside connects
Whether mouth unit has accessed load.
Further, the load detecting unit includes triode, and the base stage of the triode is connected by first resistor
Emitter to the negative terminal of the external interface unit, the triode is grounded, and collector connects the judgment module.
Further, the acquisition module includes voltage and current acquisition unit, and the electric parameter includes that the outside connects
Voltage and or current on mouth unit terminal.
Further, the voltage and current acquisition unit includes:
One end of second resistance, the second resistance connects the judgment module, is also connected with the external interface unit
Positive terminal or negative terminal, the other end are grounded after concatenating first switch, and the first switch is in the internal interface unit
The lower connection of control or shutdown；Or
Galvanometer, the galvanometer are connected to the positive terminal and negative terminal of the external interface unit.
Further, diode is serially connected on the lead of the positive terminal of the external interface unit, the diode
Cathode connects the positive terminal, and the both ends of the diode pass through voltage acquisition module respectively and are connected to the judgment module；Institute
It states diode side and is connected in parallel to second switch, the second switch is connected to or closes under the control of the internal interface unit
It is disconnected.
Further, the positive terminal of the external interface unit is connected with power circuit and power supply electricity by third switch
Road, the power circuit and power supply circuit are separately connected the energy module；The third switch is in the internal interface unit
Control under be connected to power circuit or connection power supply circuit or with both disconnect.
The present invention also provides it is a kind of include the device that above-mentioned support electricity consumption/powering mode is automatically switched equipment.
The device that support electricity consumption of the invention/powering mode automatically switches carries out unilateral side based on electric parameter by establishing
The mechanism of judgement, it can be ensured that electricity consumption and power supply share the scene of same physical interface under, the electricity consumption of automatic set device or
Power supply state, without by communication protocol, thus reduce interface complexity and equipment to the dependence of hardware environment with
And unnecessary power consumption, while thickness, volume and the weight of the equipment using the device can be further decreased.
Detailed description of the invention
Fig. 1 is the schematic diagram for the device that support electricity consumption of the invention/powering mode automatically switches.
Fig. 2 is the implementation that the device that support electricity consumption of the invention/powering mode automatically switches uses USB Type-C interface
The circuit diagram of example.
Fig. 3 is the circuit diagram using the mobile power source embodiment of USB Type-C interface shown in Fig. 2.
Fig. 4 is the circuit of two apparatus interconnections for having the device that support electricity consumption of the invention/powering mode automatically switches
Figure.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figure 1, the device that support electricity consumption of the invention/powering mode automatically switches, comprising:
Interface module receives electric energy from the charger or exports electricity to the load for connecting charger or load
Energy；
Judgment module is charger or load for judge the interface module connection, and according to judging result control
The interface module is made to switch between power mode and powering mode；
Energy module is connected to the interface module, the electric energy received for managing the interface module, or to institute
It states interface module and provides electric energy so that the interface module is exported to the load.
Wherein, it is described with power mode include into rechargeable battery charging and directly using electric energy situations such as.Energy module
Management to the electric energy that the interface module receives include: by power storage in rechargeable battery；Or it is electric energy is direct
It is supplied to equipment use；Or a part of electric energy is supplied to equipment and is used, by the power storage of another part in chargeable electricity
Pond is medium.
Wherein, the interface module includes external interface unit and internal interface unit, and external interface unit includes at least
Positive terminal and negative terminal, to be connected with the charger or load.Internal interface unit and external interface unit electricity
The judgment module is connected and is couple to, for the judging result according to the judgment module, with power mode and powering mode
Between switch.
Acquisition module is connected between judgment module and the external interface unit, the judgment module is adopted according to
Collecting the electric parameter in the collected external interface unit of module judge the external interface unit connection is charging
Device still loads.
Once being connect with the equipment that support electricity consumption of the invention/powering mode automatically switches with other equipment, acquire
The electric parameter that module inputs real-time acquisition comprising but it is not limited to voltage, electric current, charge and discharge interval and charge and discharge electric frequency
Deng；And the electric parameter of internal interface unit.Collected electric parameter is committed to judgment module by acquisition module, is used
The judgement of electricity or power supply state.
Judgment module passes through the electric parameter and external interface unit for comparing the internal interface unit that acquisition module is submitted
Electric parameter judged and selected, and by the result notice internal interface unit of selection and the interface of external interface unit.Such as
Fruit selection uses electricity condition the result is that using, then notifies internal interface unit to dock electricity consumption module, while notifying external interface list
Member docks the power supply module of other equipment, and connects internal interface unit and external interface unit；If selection the result is that adopting
With power supply state, then internal interface unit is notified to dock power supply module, and connects internal interface unit and external interface unit；Such as
It fruit neither electricity consumption nor powers, then can select to wait connection status, in electricity condition, power supply state according to the setting of system
Any one, in this state, both can choose by internal interface unit and external interface unit open circuit, can also be by two
Person's connection.Wherein, it is described with electricity condition include charged state and using electric energy state, the charged state refers to be set by other
The standby state to charge to this equipment；The power supply state, which refers to from this equipment to other equipment, provides the state of electric energy；Institute
State the module that power supply module is directed to the electric parameters such as outer output electric current, voltage, charge and discharge interval and charge and discharge electric frequency, the use
Electric module, which refers to, receives input current, voltage, charge and discharge interval and charge and discharge electric frequency etc., uses the module of electric energy.
After the equipment and other equipment that automatically switch with support electricity consumption of the invention/powering mode disconnect, the present invention
Device connection status can be waited according to default selection, with any one of electricity condition, power supply state, connect again to equipment
After being connected to system, above acquisition-judgement-connection process is repeated.
In the equipment and other equipment for thering is support electricity consumption of the invention/powering mode to automatically switch from being connected to disconnection
Between, acquisition module can monitor the electric parameter attribute of internal interface unit and external interface unit in real time, and pre- in its arrival
If certain conditions when or collection result is committed to judgment module in real time, by judgment module to may occur switching determine
Plan and control.For example power supply state can will be switched to electricity condition or waits connection status；Or power supply state is switched into use
Electricity condition waits connection status.
As shown in Fig. 2, being an embodiment of the device that support electricity consumption of the invention/powering mode automatically switches, in this reality
It applies in example, external interface unit is using USB Type-C interface.It should be noted that USB Type-C interface, which removes, to be had
Outside VBUS terminal and GND terminal, also there is DM terminal and DP terminal.Wherein, DM terminal and DP terminal are used to needing data logical
Data are transmitted when letter, the present invention does not need two terminals when carrying out electricity consumption, powering mode automatically switching, and only uses it
In VBUS terminal and GND terminal.
In the present embodiment, acquisition module includes the load detecting list being connected on the GND terminal of USB Type-C interface
Member, by detecting the electric current on the GND terminal to judge whether the USB Type-C interface has accessed load.Specifically,
The load detecting unit includes triode Q4, and the base stage of the triode Q4 is connected to the USB by first resistor R1
The GND terminal of Type-C interface, the emitter ground connection of the triode Q4, collector connect the judgment module.In other implementations
In example, load detecting unit can also electric current on the VBUS terminal by detecting USB Type-C interface realize to whether having
Load the detection of access.Similarly, load detecting unit can also by detect USB Type-C interface VBUS terminal and GND it
Between electric current come realize to whether have load access detection.
The acquisition module includes voltage and current acquisition unit, and the electric parameter includes the external interface unit terminal
On voltage and or current.Specifically, voltage and current acquisition unit described in the present embodiment includes second resistance R2, and described
One end of two resistance R2 is separately connected the GND terminal and judgment module of USB Type-C interface, and the other end concatenates first switch S1
After be grounded, the first switch S1 is connected to or turns off under the control of the internal interface unit.The second resistance R2 can also
To be connected to the positive terminal of external interface unit namely the VBUS terminal of USB Type-C interface.In addition, voltage and current acquires
Unit can also realize that galvanometer is connected respectively on the VBUS terminal and GND terminal of USB Type-C interface using galvanometer.
In addition, diode D1 is serially connected on the lead of the VBUS terminal of USB Type-C interface, the diode D1's
Cathode connects the VBUS terminal, and the both ends of the diode D1 pass through voltage acquisition module respectively and are connected to the judgment module；
The side the diode D1 also and is connected to second switch S2, and the second switch S2 connects under the control of the internal interface unit
Logical or shutdown.
Preferably, the VBUS terminal of the USB Type-C interface is connected with power circuit and power supply electricity by third switch
Road, the power circuit and power supply circuit are separately connected the energy module, and the third switch S3 is in the internal interface list
Member control under be connected to power circuit or connection power supply circuit or with both disconnect.
As shown in figure 3, its working principle is further illustrated by taking the mobile power source with Fig. 2 shown device as an example below.?
In mobile power source shown in Fig. 3, one and only one USB Type-C interface, the mobile power source built-in rechargeable battery fills
Circuit constitutes power circuit of the present invention.The mobile power source may be implemented to connect charger when USB Type-C interface
When, the device type of system detection to connection is power supply unit, internal circuit is switched to battery charger, to mobile power source
It charges.When USB Type-C interface connects electrical equipment, the device type of system detection to connection is load, will be internal
Circuit is switched to battery feed circuit, provides power supply output for load.Wherein, the power supply unit be directed to it is outer carry out output electricity
The equipment of the electric parameters such as pressure and electric current, typical power supply unit such as charger, mobile power source, AC/DC converter etc.；It is described negative
It carries and is also referred to as electrical equipment, refer to and receive input current, voltage, charge and discharge interval and charge and discharge electric frequency etc., use electric energy or storage
The equipment of electric energy.
In the present embodiment, external interface unit is responsible for power supply unit and the electric parameter of electrical equipment to acquisition module,
And according to the instruction of judgment module, corresponding power supply unit or electrical equipment are connected to internal interface unit.Internal interface unit
It is responsible for power supply module and the electric parameter of electricity consumption module to acquisition module, and according to the instruction of judgment module, connection is corresponding
Power supply module or electricity consumption module are to external interface unit.The charging and discharging state of system includes but is not limited to: waiting connection status, uses
Electricity condition, power supply state.According to the needs of usage scenario, system can select any one in the case where no connection equipment
The combination of kind state or several states is as default conditions.
Shown in Figure 3, when mobile power source is in the other equipment of no connection, mobile power source selection is in waiting connection shape
State.At this point, the GND terminal of USB Type-C interface is hanging, the base stage of no current on first resistor R1, triode Q4 is in low electricity
It is flat, therefore be off-state between its collector and emitter, it is defeated from judgment module to the collector of triode Q4 under the state
A high level out, but due to being to disconnect between the collector and emitter of triode Q4, electric energy can't be consumed.Together
When, the beginning of first switch S1 and second S2 is placed in off state by internal interface unit, and by third switch S3 and charging circuit
And the connection of power supply circuit disconnects.Acquisition module detects that the electric current for flowing through second resistance R2 is that 0, USB Type-C connects at this time
Retain load detecting voltage on the VBUS terminal of mouth.
Acquisition module judges that the type for connecting equipment is by the state of acquisition triode Q4 and the electric current of second resistance R2
Charger still loads.
After USB Type-C interface connection mobile phone or tablet computer etc. is as the equipment loaded, USB Type-C interface
GND terminal is connected to load equipment, there is electric current generation on first resistor R1, after triode Q4 amplification, the collection of triode Q4
It is connected between electrode and emitter, collector is pulled down to low level from high level；At this point, voltage and current acquisition unit is in two poles
It can't detect effective charging voltage on the cathode pin 2 of pipe D1, judgment module is so that judge access is load.Inside connects
Mouth unit connects first switch S1 according to the judging result of judgment module, and third switch S3 is connected to power supply circuit, can
The electric energy of rechargeable battery supplies load equipment after power supply circuit boosts, by USB Type-C interface, and mobile power source connects from waiting
The state of connecing is switched to power supply state.
Since the resistance value of second resistance R2 is much smaller than the resistance value of first resistor R1, after first switch S1 is connected, the
Electric current on one resistance R1 is minimum, and the collector of triode Q4 is separated with emitter, and collector reverts to high level, waits
The detection of lower secondary device access.
During being powered to load, voltage and current acquisition unit acquires the voltage and electricity of second resistance R2 in real time
Stream, when load is electrically charged completions, or with after the connection disconnection of load, voltage and current detecting unit detects the electricity of second resistance R2
Stream is 0, and first switch S1 is placed in off state by internal interface unit by judgment module at this time, while passing through internal interface list
Member disconnects the connection between third switch S3 and power supply circuit, and mobile power source switches back into waiting connection status by power supply state.
When the USB Type-C interface of mobile power source connects charger, voltage and current acquisition unit collects diode D1
Cathode pin 2 on have an effective charging voltage, judgment module is charger to judge access.Internal interface unit root
It is judged that the judging result of module connects first switch S1 with second switch S2, and third switch S3 and charging circuit are connected
It is logical, it is stored so that the charged circuit of electric energy that charger provides is input to rechargeable battery, mobile power source connects from waiting
The state of connecing is switched to charged state.
During charger charges to mobile power source, voltage and current acquisition unit acquires second resistance R2 in real time
Voltage and current, work as charging complete, or with after the disconnecting of charger, voltage and current detecting unit detects second resistance
The electric current of R2 is 0, and first switch S1 and second switch S2 are placed in off state by internal interface unit by judgment module at this time,
The connection between third switch S3 and charging circuit is disconnected by internal interface unit simultaneously, mobile power source is cut by charged state
Gain waiting connection status.
In the present embodiment, first switch S1, second switch S2 and third switch S3 are a part of internal interface unit,
Control on-off is carried out according to the judging result of judgment module.In the present invention, charging circuit or power supply circuit is selected to remove and can lead to
It is outer to cross switch selection as described above, can also be completed by the different working condition of Switching power managing chip.In addition, sentencing
Specific structure those skilled in the art of the circuit of disconnected module and internal interface unit can specification according to the present invention enlightenment
Design obtains, such as can be realized by AND gate circuit, not circuit etc., can also be realized by IC chip.
For the present invention when implementing, it is that other equipment power or charge that no matter this equipment, which is as power supply unit, is still originally set
It is standby to receive electric energy from other equipment as this equipment charge, electricity consumption/powering mode can be selected according to usage scenario.The use
Electricity/powering mode includes but is not limited between electricity consumption/supply voltage, electricity consumption/supply current, electricity consumption/power-on time, electricity consumption/power supply
Every etc..
The equipment that the device that support electricity consumption of the invention/powering mode automatically switches has been respectively mounted when two is connected with each other
When, it is power supply unit which can be manually selected by user, which is electrical equipment, can be by comparing the voltage of VBUS
Determine which is power supply unit, which is electrical equipment.For ease of description, as shown in figure 4, with two mobile power sources
For be illustrated, and two mobile power sources are distinguished with first movement power supply and the second mobile power source when needed.But this
Invention is not limited thereto, and the first equipment and the second equipment may each be mobile phone, mobile power source, charger, charging pile, plate electricity
Brain, smartwatch, motion bracelet, portable computer, electric vehicle, electric ship, digital camera, DV, nobody
Machine and other Electric aircrafts etc..
Scheme one: the default conditions (state of any equipment is not connected on interface) of two mobile power sources are disposed as
To connection status.In the case where waiting connection status, first switch, second switch and third switch in two mobile power sources are disconnected
Open state.After being connected with each other two mobile power sources, electric current will not be all generated in the first resistor of two mobile power sources, simultaneously
The voltage and current acquisition unit of two equipment also all can't detect effective charging voltage on the cathode pin of diode, therefore
Two equipment will not make pattern switching movement.
Which mobile power source this programme selects as power supply unit by user, which mobile power source is as electrical equipment.Example
Such as, when user's selection is powered from first movement power supply to the second mobile power source, one can be carried out on first movement power supply
Operation, such as the button pressed on first movement power supply (can be electric power detection button, be also possible to other buttons or only
Vertical button etc.).The operation is for connecting power supply circuit for the third switch S31 in first movement power supply, at this point, first movement
There is effective charging voltage to export on the VBUS terminal of the USB Type-C interface of power supply, first movement power supply connects shape from waiting
State is switched to power supply state.
Due to there is effective charging voltage to export on the VBUS terminal of the USB Type-C interface of first movement power supply, this is filled
The VBUS terminal of USB Type-C interface of the piezoelectric voltage through the second mobile power source reaches the yin of the diode D12 of the second mobile power source
Pole, and can not be continued forward by the blocking of diode D12, the voltage and current acquisition unit of the second mobile power source can be two at this time
Effective charging voltage is collected on the cathode pin 2 of pole pipe D12, the judgment module of the second mobile power source judges that other side is to fill
Electric appliance.The internal interface unit of second mobile power source is according to the judging result of judgment module by first switch S12 and second switch
S22 is connected, and third switch S32 is connected to charging circuit, thus the charged circuit of the electric energy that first movement power supply is provided
It is input to rechargeable battery to be stored, the second mobile power source becomes the first shifting from waiting connection status to be switched to charged state
The load of dynamic power supply.At this point, have electric current generation on the first resistor R11 of first movement power supply, after triode Q41 amplification,
It is connected between the collector and emitter of triode Q41, collector is pulled down to low level from high level, first movement power supply
Judgment module is to judge to have accessed load.The internal interface unit of first movement power supply is according to the judging result of judgment module
First switch S11 is connected, is charged by USB Type-C interface to the second mobile power source.
Certainly, the button on first movement power supply can also be pressed in user in this programme, it will be in first movement power supply
First switch S11 is connect into energy while third switch S31 connects power supply circuit, without being switched to until the second mobile power source
It is connected again after charge mode.
This programme can be decided in its sole discretion which side for power supply unit, without the battery electricity for being limited by equipment itself by user
Amount.
Scheme two: being disposed as power supply state for the state of two mobile power sources before connecting two mobile power sources two,
Or the default conditions of two mobile power sources are directly disposed as power supply state.Under power supply state, in two mobile power sources
First switch be closed, third switch be respectively turned on respective power supply circuit, therefore, the USB Type-C of two mobile power sources
Charging voltage output is had on the VBUS terminal of interface.After being connected with each other two mobile power sources, output voltage is relatively
High mobile power source is as power supply unit, and the relatively low mobile power source of output voltage is as electrical equipment.
Specifically, it is assumed that the charging voltage of first movement power supply output is higher, then first movement power source charges voltage is through the
The VBUS terminal of the USB Type-C interface of two mobile power sources reaches the cathode of the diode D12 of the second mobile power source, and by two
The blocking of pole pipe D12 can not continue forward, to form voltage difference at the both ends diode D12, the voltage at the both ends diode D12 is adopted
The differential pressure information is input to the judgment module of the second mobile power source by collection module, is controlled in the second mobile power source by judgment module
The second switch S22 of second mobile power source is closed by portion's interface unit, and third switch S32 is switched to charging circuit, and second
Mobile power source switches to charged state by power supply state, to realize that by first movement power supply be the charging of the second mobile power source.
Certainly, in scheme two, first switch S11, S12 that can also be closed first in two mobile power sources, and only will
Third switch S31, S32 of two mobile power sources are respectively turned on respective power supply circuit.It is connected with each other when by two mobile power sources
Afterwards, the VBUS terminal of USB Type-C interface of the charging voltage through the second mobile power source of first movement power supply output reaches second
The cathode of the diode D12 of mobile power source, and voltage difference, the voltage acquisition at the both ends diode D12 are formed at the both ends diode D12
The differential pressure information is input to the judgment module of the second mobile power source by module, and the inside of the second mobile power source is controlled by judgment module
The first switch S12 of second mobile power source and second switch S22 is closed by interface unit, and third switch S32 is switched to and is filled
Circuit, the second mobile power source switch to charged state, and the second mobile power source becomes load at this time.
After the first switch S12 closure of the second mobile power source, there is electric current production on the first resistor R11 of first movement power supply
It is raw, after triode Q41 amplification, be connected between the collector and emitter of triode Q41, collector is pulled low from high level
To low level；At this point, becoming load, the voltage of first movement power supply since the second mobile power source has been switched to charged state
Current acquisition unit can't detect effective charging voltage on the cathode pin 2 of the diode D11 of first movement power supply, and first
The judgment module of mobile power source is to judge that other side is load.The internal interface unit of first movement power supply is according to judgment module
Judging result first switch S11 is connected, first movement power supply is switched to power supply state.As it can be seen that equally may be implemented by
One mobile power source is the charging of the second mobile power source.
In the present invention, overcurrent protection module can be set in internal interface unit or in other circuits, prevents internally
Portion's electric current forms impact.The overcurrent protection module can be fuse etc..
The present invention also provides it is a kind of include the device that above-mentioned support electricity consumption/powering mode is automatically switched equipment, institute
State equipment include but is not limited to mobile phone, it is mobile power source, charger, charging pile, tablet computer, smartwatch, motion bracelet, portable
Formula computer, electric vehicle, electric ship, digital camera, DV, unmanned plane and other Electric aircrafts etc..It is logical
The device that support electricity consumption of the invention/powering mode automatically switches is crossed, also may be implemented mutually to power between various equipment, example
Such as when an electric car not enough power supply and when cannot reach nearest charging pile, can be filled by another electric car for it
Electricity.For another example can be the charging such as mobile phone, mobile power source by the interface in automobile cab, and mobile power source equally can be with
It powers for the amusement equipment on automobile, to extend the course continuation mileage of electric car；Or when the battery of fuel-engined vehicle is out of power,
Electric energy required for starting engine is provided as mobile power source.The device that support electricity consumption of the invention/powering mode automatically switches
It can be used for simple power supply scene, also can be applied to charging with power supply and mix scene.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (9)
1. a kind of device for supporting electricity consumption/powering mode to automatically switch characterized by comprising
Interface module receives electric energy from the charger or exports electric energy to the load for connecting charger or load；
Judgment module is charger or load for judge the interface module connection, and controls institute according to judging result
Interface module is stated to switch between power mode and powering mode；
Energy module is connected to the interface module, the electric energy received for managing the interface module, or connects to described
Mouth mold block provides electric energy so that the interface module is exported to the load；
Wherein, the interface module includes external interface unit and internal interface unit, and the external interface unit includes at least
Positive terminal and negative terminal, to be connected with the charger or load, the judgment module and the external interface unit it
Between be connected with acquisition module, the acquisition module includes the positive terminal and/or negative pole end for being connected to the external interface unit
Load detecting unit on son, the load detecting unit include triode, and the base stage of the triode is connected by first resistor
It is connected to the negative terminal of the external interface unit, the emitter ground connection of the triode, collector connects the judgment module.
2. the device for supporting electricity consumption/powering mode to automatically switch as described in claim 1, which is characterized in that the inside connects
Mouth unit is electrically connected with the external interface unit and is couple to the judgment module, for the judgement according to the judgment module
As a result, switching between power mode and powering mode.
3. the device for supporting electricity consumption/powering mode to automatically switch as described in claim 1, which is characterized in that the judgement mould
Root tuber judges the external interface unit according to the electric parameter in the collected external interface unit of the acquisition module
Connection is charger or load.
4. the device for supporting electricity consumption/powering mode to automatically switch as described in claim 1, which is characterized in that the load inspection
Unit is surveyed by detecting the electric current on the positive terminal and/or negative terminal to judge whether the external interface unit accesses
Load.
5. the device for supporting electricity consumption/powering mode to automatically switch as claimed in claim 3, which is characterized in that the acquisition mould
Block includes voltage and current acquisition unit, and the electric parameter includes the voltage and or current on the external interface unit terminal.
6. the device for supporting electricity consumption/powering mode to automatically switch as claimed in claim 5, which is characterized in that the voltage electricity
Flowing acquisition unit includes:
One end of second resistance, the second resistance connects the judgment module, is also connected with the anode of the external interface unit
Terminal or negative terminal, the other end are grounded after concatenating first switch, control of the first switch in the internal interface unit
Lower connection or shutdown；Or
Galvanometer, the galvanometer are connected to the positive terminal and negative terminal of the external interface unit.
7. the device for supporting electricity consumption/powering mode to automatically switch as claimed in claim 6, which is characterized in that the outside connects
It is serially connected with diode on the lead of the positive terminal of mouth unit, the cathode of the diode connects the positive terminal, two pole
The both ends of pipe pass through voltage acquisition module respectively and are connected to the judgment module；The diode side is connected in parallel to second and opens
It closes, the second switch is connected to or turns off under the control of the internal interface unit.
8. the device for supporting electricity consumption/powering mode to automatically switch as described in claim 1, which is characterized in that the outside connects
The positive terminal of mouth unit is connected with power circuit and power supply circuit, the power circuit and power supply circuit point by third switch
The energy module is not connected；Power circuit is connected under the control of the internal interface unit for the third switch or connection supplies
Circuit or with both disconnect.
9. a kind of includes the equipment for the device that support electricity consumption/powering mode automatically switches described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610046897.0A CN105656118B (en) | 2016-01-25 | 2016-01-25 | The device for supporting electricity consumption/powering mode to automatically switch and the equipment comprising the device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610046897.0A CN105656118B (en) | 2016-01-25 | 2016-01-25 | The device for supporting electricity consumption/powering mode to automatically switch and the equipment comprising the device |
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| CN105656118A CN105656118A (en) | 2016-06-08 |
| CN105656118B true CN105656118B (en) | 2018-12-28 |
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| JP6498849B2 (en) * | 2017-03-06 | 2019-04-10 | 日本たばこ産業株式会社 | Battery unit, flavor suction device, method for controlling battery unit, and program |
| WO2018205167A1 (en) * | 2017-05-10 | 2018-11-15 | 深圳市大疆创新科技有限公司 | Battery management system, battery and unmanned aerial vehicle |
| CN109245188B (en) * | 2017-07-10 | 2024-01-19 | 深圳市爱克斯达电子有限公司 | Charging device and charging and discharging source path management method |
| CN107972513A (en) * | 2017-11-30 | 2018-05-01 | 无锡龙翼智能科技有限公司 | A kind of UAV Intelligent charging method and device |
| JP2019121111A (en) * | 2017-12-28 | 2019-07-22 | キヤノン株式会社 | Electronic apparatus, control method and program |
| CN109995064B (en) * | 2019-04-12 | 2024-05-24 | 湖南富能宝储能科技有限公司 | Mobile energy storage cluster power supply system |
| CN112087011A (en) * | 2019-06-12 | 2020-12-15 | 苏州宝时得电动工具有限公司 | Battery pack |
| CN112018828A (en) * | 2020-08-31 | 2020-12-01 | 广州极飞科技有限公司 | Power supply module and communication device |
| CN112018464A (en) * | 2020-09-18 | 2020-12-01 | 苏州臻迪智能科技有限公司 | Charging and power supply method and device based on unmanned aerial vehicle battery |
| CN112886688B (en) * | 2021-04-12 | 2023-02-10 | 浦江绣龙智能科技有限公司 | TypeC interface circuit and TypeC interface device |
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| CN105656118A (en) | 2016-06-08 |
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