CN107681751A - Vehicle-mounted mobile power supply and its control method and vehicle-mounted monitoring system - Google Patents
Vehicle-mounted mobile power supply and its control method and vehicle-mounted monitoring system Download PDFInfo
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- CN107681751A CN107681751A CN201711156901.XA CN201711156901A CN107681751A CN 107681751 A CN107681751 A CN 107681751A CN 201711156901 A CN201711156901 A CN 201711156901A CN 107681751 A CN107681751 A CN 107681751A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 24
- 230000001960 triggered effect Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
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Classifications
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses vehicle-mounted mobile power supply and its control method and vehicle-mounted monitoring system.The vehicle-mounted mobile power supply includes:Input interface, control module, the first output interface, the second output interface and battery module;Input interface electrically connects with control module, for accessing external power source;Control module electrically connects with the first output interface and the second output interface respectively, for controlling the output current of the first output interface and the second output interface;Control module also electrically connects with battery module, for controlling the charging and discharging of battery module.The vehicle-mounted mobile power supply that the embodiment of the present invention is provided, vehicle-mounted portable power source power consumption is fast after solving parking in the prior art, can not realize the problem of being monitored for a long time after stopping, and realizes the long period power supply of vehicle-mounted portable power source after parking.
Description
Technical field
The present embodiments relate to power technique fields, more particularly to vehicle-mounted mobile power supply and its control method and vehicle-mounted
Monitoring system.
Background technology
As vehicle is increasingly popularized in the modern life, for the drive recorder for improving vehicle safety and its related production
Product are also used widely.
In the prior art, drive recorder is by the output interface power taking of vehicle, generally by the cigarette lighter of vehicle
Electricity, the power cut-off for rear vehicle of stopping, to allow drive recorder to remain to continue monitoring in parking, it usually needs be equipped with vehicle-mounted
Portable power source, the power supply after being stopped with realization to drive recorder.Common vehicle-mounted mobile power supply generally includes multiple outputs and connect
Mouthful, think drive recorder and other power supply for electrical equipment.
However, vehicle-mounted mobile power supply of the prior art is externally discharged by the battery of portable power source in itself mostly, and
Externally it is the electrical equipment being attached thereto by multiple output interfaces while powers during electric discharge, causes the electricity of vehicle-mounted mobile power supply
Consumption is very fast so that monitoring period is shorter after a stoppage for drive recorder, and hidden danger is brought to vehicle safety.
The content of the invention
The present invention provides vehicle-mounted mobile power supply and its control method and vehicle-mounted monitoring system, and to realize, driving is remembered after parking
Instrument is recorded to monitor the long period of surrounding environment.
In a first aspect, the embodiments of the invention provide vehicle-mounted mobile power supply, the portable power source includes:
Input interface, control module, the first output interface, the second output interface and battery module;
Input interface electrically connects with control module, for accessing external power source;
Control module electrically connects with the first output interface and the second output interface respectively, for control the first output interface and
The output current of second output interface;
Control module also electrically connects with battery module, for controlling the charging and discharging of battery module.
Wherein, when input interface connects external power source, external power source carries to the first output interface and the second output interface
For output current, and external power source is charged to battery module.
Wherein, when input interface energization and battery module underfill electricity, charging current of the external power source to battery module
More than the output current of the second output interface.
Wherein, when input interface powers off, the first output interface and the second output interface stop output current;If button quilt
Triggering, then battery module electric discharge, the first output interface and the second output interface stop output current.
Wherein, the vehicle-mounted mobile power supply also includes button, when input interface powers off and when button is triggered by odd-times,
Then battery module discharges and only supplies the first output interface output current, the second output interface not output current.When input interface breaks
When electric and when button is triggered by even-times, then the first output interface and the second output interface stop output current.
Wherein, vehicle-mounted mobile power supply also includes display module, for showing the dump energy of battery module.
Second aspect, the embodiment of the present invention additionally provide vehicle-mounted monitoring system, and the vehicle-mounted monitoring system includes:
The vehicle-mounted mobile power supply and drive recorder of first aspect.
Wherein, control module is additionally operable to detect the electrical equipment of each output interface connection of vehicle-mounted mobile power supply, and will be with row
The output interface of car recorder connection is as the first output interface.
The third aspect, the embodiment of the present invention additionally provide the control method of vehicle-mounted mobile power supply, applied to vehicle-mounted mobile electricity
Source, vehicle-mounted mobile power supply include:Input interface, control module, the first output interface, the second output interface and battery module;Control
Method processed includes:
Whether control module control detection input interface accesses external power source;
When input interface energization and battery module underfill electricity, control module control external power source filling to battery module
Electric current is more than the output current of the second output interface;
When input interface powers off, control module controls the first output interface and the second output interface to stop output electricity
Stream.Vehicle-mounted mobile power supply provided in an embodiment of the present invention, including input interface, control module, the first output interface, the second output
Interface, battery module, input interface electrically connects with control module, for accessing external power source;Control module is defeated with first respectively
Outgoing interface and the electrical connection of the second output interface, for controlling the output current of the first output interface and the second output interface;Control
Module also electrically connects with battery module, for controlling the charging and discharging of battery module.Vehicle-mounted shifting provided in an embodiment of the present invention
Dynamic power supply, the output current of the first output interface and the second output interface is controlled by control module, can cause the first output
Interface and the second output interface can not simultaneously output current, vehicle-mounted portable power source is multiple defeated after solving parking in the prior art
Output current causes electric quantity consumption fast to exit port simultaneously, can not realize the problem of being monitored for a long time after stopping, and realizes parking rear car
Carry the long period power supply of portable power source.
Brief description of the drawings
Fig. 1 is a kind of structural representation for vehicle-mounted mobile power supply that the embodiment of the present invention one provides.
Fig. 2 is a kind of structural representation for vehicle-mounted mobile power supply that the embodiment of the present invention two provides.
Fig. 3 is a kind of external structure schematic diagram for vehicle-mounted mobile power supply that the embodiment of the present invention two provides.
Fig. 4 is a kind of structural representation for vehicle-mounted monitoring system that the embodiment of the present invention three provides.
Fig. 5 is a kind of flow chart of the control method for vehicle-mounted mobile power supply that the embodiment of the present invention four provides.
Fig. 6 is a kind of flow chart of the control method for vehicle-mounted mobile power supply that the embodiment of the present invention five provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 show a kind of structural representation of vehicle-mounted mobile power supply of the offer of the embodiment of the present invention one, and the present embodiment can
Suitable for situation about being powered after parking to drive recorder, referring to Fig. 1, the vehicle-mounted mobile power supply specifically includes:
Input interface 10, control module 20, the first output interface 30, the second output interface 40 and battery module 50;
Input interface 10 electrically connects with control module 20, for accessing external power source;
Control module 20 electrically connects with the first output interface 30 and the second output interface 40 respectively, for controlling the first output
The output current of the output interface 40 of interface 30 and second;
Control module 20 also electrically connects with battery module 50, for controlling the charging and discharging of power module 50;
Wherein, input interface 10 can be specifically that car fills head, and car fills head and electrically connected with control module 20, and can connect outer
Portion's power supply, so as to obtain electric energy, car fills between head and vehicle-mounted mobile power supply body can be by the way of being fixedly connected, such as can
To pass through screw connection;Can also be by the way of being flexible coupling, such as car is filled between head and vehicle-mounted mobile power supply body and passed through
Wire is attached.Exemplary, vehicle-mounted mobile power supply (such as can be by input interface 10 and vehicle power supply output interface
Cigar lighter) it is attached, when the vehicle is running, vehicle-mounted mobile power supply is taken by vehicle power supply output interface from vehicle power supply
Electricity.Input interface 10 can also be USB plug, when setting the USB interface that can directly charge on vehicle, vehicle-mounted mobile power supply
Vehicle power supply can be connected by USB interface.Furthermore it is also possible to realize that vehicle-mounted mobile power supply is direct by way of street rod
From vehicle accumulator power taking.
Exemplary, the first output interface 30 and the second output interface 40 can be specifically USB interfaces, drive recorder and
Other electrical equipments can be connected by USB interface with vehicle-mounted mobile power supply, so as to from vehicle power supply or vehicle-mounted mobile power supply
Powered.
Optionally, battery module 50 uses high temperature resistant battery, in vehicle under the higher hot conditions of temperature, still
Trouble free service can be ensured.Battery module 50 is connected with control module 20, and control module 20 can control battery module 50 to pass through
First output interface 30 is to externally fed.In addition, battery module 50 can also use cold-resistant battery, when temperature is relatively low in vehicle
When, it can still ensure normal work.It should be noted that the selection of battery can be according to vehicle or the frequent place place of vehicle etc.
Condition is selected, and the embodiment of the present invention is not specifically limited.
Optionally, control module 20 can use single-chip microcomputer.Control module 20 can be defeated according to actual conditions control first
The output current of the output interface 40 of outgoing interface 30 and second.For example, control module 20 can control the first output interface 30 and
The all external output current of two output interfaces 40, and size of current is identical, now with the first output interface 30 and the second output interface
The electrical equipment of 40 connections can obtain supply of electric power, and size of current is identical;Or control module 20 can control first
The output current size of the output interface 40 of output interface 30 and second, such as the output current of the first output interface 30 can be controlled
The consistently greater than output current of the second output interface 40, user can will be badly in need of the electrical equipment and the first output interface 30 of charging
Connection, the electrical equipment for not being badly in need of charging is connected with the second output interface 40.
Optionally, for special circumstances, the also controllable only output interface of control module 20 (such as the first output connects
Mouth 30) external output current, another output interface (such as second output interface 40) not external output current, such as when a certain
Electrical equipment needs to obtain when obtaining supply of electric power for a long time as far as possible, and control module 20 can control an only output interface
(such as first output interface 30) external output current, another output interface (such as second output interface 40) do not export externally
This electrical equipment can be connected on the output interface of external output current by electric current, user.
In addition, control module 20 can also control the charging and discharging of battery module.Exemplary, control module 20 is real-time
Whether the input interface 10 of detection vehicle-mounted mobile power supply is powered, and when detecting that input interface 10 is powered, controls battery module 50
Charged;When detecting that input interface 10 is not powered on, control battery module 50 externally discharges.
The vehicle-mounted mobile power supply that the present embodiment provides, including it is input interface, control module, the first output interface, second defeated
Outgoing interface and battery module, control module electrically connect with the first output interface and the second output interface respectively, for controlling first
The output current of output interface and the second output interface;Control module also electrically connects with battery module, for controlling battery module
Charging and discharging.The vehicle-mounted mobile power supply that the present embodiment provides, it is defeated by control module the first output interface of control and second
Outgoing interface whether the size of output current or output current, and control by control module the discharge and recharge shape of battery module
State, it is possible to achieve only by an output interface output current, reduce electric quantity consumption speed, solve vehicle-mounted shifting in the prior art
Output current causes electric quantity consumption fast to multiple output ports to dynamic power supply simultaneously after a stoppage, is monitored for a long time after can not realizing parking
The problem of, realize the long period power supply of vehicle-mounted portable power source after parking.
Embodiment two
Fig. 2 is a kind of structural representation for vehicle-mounted mobile power supply that the embodiment of the present invention two provides.In above-described embodiment
On the basis of, for the vehicle-mounted mobile power supply of this implementation offer, when input interface 10 connects external power source, external power source gives first
The output interface 40 of output interface 30 and second provides output current, and external power source is charged to battery module 50.
It is exemplary, vehicle during startup and traveling, vehicle power supply all the time to externally fed, i.e., vehicle starting and
Mould is controlled during traveling to the connection external power source of input interface 10 of outside output current, now vehicle-mounted mobile power supply all the time
After block 20 detects that input interface 10 connects external power source, the first output interface 30 and the second output interface 40 is controlled to export electricity
Stream, and the output current of the first output interface 30 and the second output interface 40 is provided by external power source;And control battery module 50
Charged, and charging current is provided by external power source.When the first power interface 30 and the connection electricity consumption of the second output interface 40 are set
When standby, electrical equipment can be continuously obtained the power supply of external power source.
Optionally, when input interface 10 is powered and during 50 underfill electricity of battery module, external power source is to battery module 50
Charging current is more than the output current of the second output interface 40.
Exemplary, during vehicle launch and traveling, the input interface 10 of vehicle-mounted mobile power supply connects external power source,
Input interface 10 is in "on" position, and external power source is that the first output interface 30 and the second output interface 40 provide output current,
And external power source is that battery module 50 charges.When control module 20 detects 50 underfill electricity of battery module, control module 20
Outside power input is allocated to the electric current of vehicle-mounted mobile power supply so that charging current of the external power source to battery module 50
More than the output current of the second output interface 40.If during vehicle launch and traveling, i.e., input interface 10 is in charging shape
In the case of state, after control module 20 detects that battery module 50 is fully charged, control battery module 50 stops charging, and controls the
The output current of two output interfaces 40 reaches rated value.I.e. input interface 10 energization in the case of, for battery module 50 with
For second output interface 40, always preferentially meet the power demand that battery module 50 charges, to ensure vehicle-mounted mobile power supply
Battery module 50 can be as far as possible rapidly fully charged.
It should be noted that in the case where input interface 10 is powered, the output current of the first electricity output interface 30 is always
Rated value, whether it is not fully charged and the second output interface 40 is influenceed by battery module 50.
Further, when input interface 10 powers off, the first output interface 30 and the second output interface 40 stop output
Electric current.
After a stoppage, no longer to externally fed, that is, the rear vehicle power supply that stops is exported, inputted vehicle power supply to outside no current
Interface 10 is no longer switched on external power source, after control module 20 detects that input interface 10 powers off, controls the He of the first output interface 30
Second output interface 40 stops output current, and the electricity consumption being now connected with the first output interface 30 and the second output interface 40 is set
It is standby to cannot get supply of electric power, and battery module 50 is no longer charged.
With reference to figure 2, vehicle-mounted mobile power supply also includes button 60, when input interface 10 powers off and when button 60 is by odd-times
Triggering, then battery module 50 discharge and only supply the output current of the first output interface 30, the second output interface 40 not output current.When
When input interface 10 powers off and when button 60 is triggered by even-times, then the first output interface 30 and the second output interface 40 stop
Output current.
After parking, input interface 10 powers off, and the first output interface 30 and the second output interface 40 stop output current.If
Under this state, for example, user the 1st, 3,5 ... it is secondary triggering button 60 when, control module 20 detects that button 60 is triggered by odd-times
During state, control battery module 50 discharges and only supplies the output current of the first output interface 30, and the second output interface 40 does not export electricity
Stream;In this case, for example, user the 2nd, 4,6 ... it is secondary triggering button 60 when, control module 20 detects button 60 by even number
During secondary triggering state, control battery module 50 stops electric discharge, and the first output interface 30 and the second output interface 40 stop output
Electric current.For example, when the first output interface 30 connection drive recorder, it is defeated when the second output interface 40 connects other electrical equipments
After incoming interface 10 powers off, if after control module 20 detects that button 60 is triggered by odd-times, control battery module 50 discharges, and makes the
One output interface 30 is to the drive recorder output current being attached thereto, and the second output interface 40 is not to other use being attached thereto
Electric equipment power supply output current;After if control module 20 detects that button 60 is triggered by even-times, control battery module 50 stops
Electric discharge, makes the first output interface 30 no longer to the drive recorder output current being attached thereto.
It should be noted that time threshold (such as 2s) can be set in control device 20, when user touches button 60
Time (such as 3s) when being more than or equal to time threshold (2s), then control device 20 be determined as that button 60 is triggered one
Secondary, when the time (such as 1s) that user touches button 60 being less than time threshold (2s), then control device 20 is determined as
Button 60 is not triggered, is not counted in the triggering times of button 60.
Vehicle-mounted mobile power supply provided in an embodiment of the present invention, by input interface connect external power source when, external power source
Electric current is provided to the first output interface and the second output interface, and external power source is charged to battery module;And connect in input
The priority of clear and definite battery module and the second output interface in the case that mouth is powered;When input interface powers off, control module can be with
By detect number that button is triggered control the first output interface and the second output interface whether output current and control
Whether battery module externally discharges.Realize when input interface is powered, ensure that the battery module of vehicle-mounted mobile power supply is quick
Charging, and only pass through the external output current of the first power output interface during input interface power-off, ensure vehicle-mounted mobile power supply electricity
Pond electricity is as sufficient as possible, and reduces electric quantity consumption speed, and it is more after a stoppage to solve vehicle-mounted mobile power supply in the prior art
Output current causes electric quantity consumption fast to individual output port simultaneously, can not realize the problem of being monitored for a long time after stopping, realize parking
The long period power supply of vehicle-mounted portable power source afterwards.
On the basis of the various embodiments described above, vehicle-mounted mobile power supply can also include display module 70, for showing electricity
The dump energy of pond module 50.
Fig. 3 is the external structure schematic diagram of vehicle-mounted mobile power supply provided in an embodiment of the present invention.Wherein, battery module 50
(not shown) and the (not shown) of control module 20 are integrated in the vehicle-mounted mobile power source internal.
Exemplary, when input interface 10 connects external power source or access failure external power source, control device 20 can basis
Being touched for button 60 is judged whether to show dump energy by situation.For example, as described above, when being set in control device 20
Between threshold value (such as 2s), when user touch button 60 time (such as 3s) be more than or equal to time threshold (2s) when, then control
Device 20 processed is determined as that button 60 is triggered once, when but user touch button 60 time (such as 1s) be less than the time
During threshold value (2s), then control device 20 is determined as that button 60 is not triggered, and now display module 70 shows battery module 50
Dump energy.
Embodiment three
A kind of composition structural representation for vehicle-mounted monitoring system that Fig. 4 provides for the embodiment of the present invention three, the vehicle-mounted monitoring
System specifically includes:
Vehicle-mounted mobile power supply 100 and drive recorder 200;
Above-mentioned vehicle-mounted mobile power supply 100 includes the vehicle-mounted mobile power supply that any embodiment of the present invention is provided;
Optionally, control module is additionally operable to detect the electrical equipment of each output interface connection of vehicle-mounted mobile power supply, will be with row
The output interface that car recorder 200 connects is as the first output interface.
Exemplary, it is assumed that vehicle-mounted mobile power supply 100 includes two output interfaces of output interface E and output interface F, works as row
When car recorder 200 is connected by output interface E with vehicle-mounted mobile power supply 100, optionally, drive recorder 200 is by it
Portion's processor sends signal specific to vehicle-mounted mobile power supply 100, and the control module of vehicle-mounted mobile power supply 100 receives the specific letter
After number, output interface E is arranged to the first output interface;When drive recorder 200 passes through output interface F and vehicle-mounted mobile power supply
During 100 connection, optionally, drive recorder 200 sends signal specific by its internal processor to vehicle-mounted mobile power supply 100,
After the control module of vehicle-mounted mobile power supply 100 receives the signal specific, output interface F is arranged to the first output interface.
The vehicle-mounted monitoring system that the present embodiment provides, each output interface is detected by the control module of vehicle-mounted mobile power supply and connected
The electrical equipment connect so that drive recorder is connected with the first output interface all the time, also ensures that the preferential energy of drive recorder
The electric current supply required for it is accessed, ensure that the monitoring of drive recorder maximum duration, and then vehicle safety is more had guarantor
Barrier.
Example IV
Fig. 5 is a kind of flow chart of the control method for vehicle-mounted mobile power supply that the embodiment of the present invention four provides.Applied to car
Portable power source is carried, vehicle-mounted mobile power supply includes:Input interface, control module, the first output interface, the second output interface and battery
Module.This method can be performed by the vehicle-mounted mobile power supply that any embodiment of the present invention provides, and the control method includes:
Step S110, the output current of the first output interface and the second output interface is controlled according to actual conditions.
Wherein, the first output interface, the second output interface are, for example, the first input interface 30, second in above-described embodiment
Output interface 40.
(being, for example, the control module 20 in above-described embodiment) can control the first output interface and for example, control module
The all external output current of two output interfaces, and size of current is identical, is now connected with the first output interface and the second output interface
Electrical equipment can obtain supply of electric power, and size of current is identical;Or the first output interface and second defeated can be controlled
The output current size of outgoing interface, such as the output current of the first output interface can be controlled to be consistently greater than the second output interface
The electrical equipment for being badly in need of charging can be connected, the electricity consumption for not being badly in need of charging is set by output current, user with the first output interface
It is standby to be connected with the second output interface.
Optionally, it is externally defeated for special circumstances, an also controllable only output interface (such as first output interface)
Go out electric current, another output interface (such as second output interface) not external output current, such as when a certain electrical equipment needs
When obtaining obtaining supply of electric power for a long time as far as possible, an only output interface (such as first output interface) can be controlled externally defeated
Go out electric current, another output interface (such as second output interface) not external output current, user can connect this electrical equipment
To the output interface of external output current.
Step S120, the charging and discharging of battery module are controlled according to actual conditions.
Wherein, battery module can be the battery module 50 in above-described embodiment.
Exemplary, whether the input interface for detecting vehicle-mounted mobile power supply in real time is powered, when detecting that input interface is powered
When, control battery module is charged;When detecting that input interface is not powered on, control battery module externally discharges.Wherein, it is defeated
Incoming interface is, for example, the input interface 10 in above-described embodiment.
It should be noted that above-mentioned steps S110 and step S120 can be performed simultaneously, in no particular order sequentially.
The control method for the vehicle-mounted mobile power supply that the present embodiment provides, the first output interface of control is controlled by control module
With the second output interface whether the size of output current or output current, and pass through control module control control battery module
Charging and discharging state, it is possible to achieve only by an output interface output current, reduce electric quantity consumption speed, solve existing skill
Output current causes electric quantity consumption fast to multiple output ports to vehicle-mounted mobile power supply simultaneously after a stoppage in art, after can not realizing parking
The problem of monitoring for a long time, realize the long period power supply of vehicle-mounted portable power source after parking.
Embodiment five
Fig. 6 is a kind of flow chart of the control method for vehicle-mounted mobile power supply that the embodiment of the present invention five provides.Applied to car
Portable power source is carried, this method can be performed by the vehicle-mounted mobile power supply that any embodiment of the present invention provides, and the present embodiment is established upper
On the basis of stating embodiment, the vehicle-mounted mobile power supply also includes button, and optionally, the control method also includes:
Step S130, whether control module control detection input interface accesses external power source.
Step S131, when input interface connects external power source, control module control control the first output interface and second
Output interface output current, control battery module is charged, and the output current of the first output interface and the second output interface
And the charging current of battery module comes from external power source.
Optionally, when input interface energization and battery module underfill electricity, control module control control battery module
Charging current is more than the output current of the second output interface.
Step S132, when input interface powers off, control module control the first output interface of control and the second output interface
Stop output current.
Optionally, vehicle-mounted mobile power supply also includes button.Step S140 is performed when input interface powers off;
Step S140, the number that button is triggered is judged;
Step S141, when button is triggered by odd-times, then control control module controls battery module electric discharge processed and only for first
Output interface output current, the second output interface not output current;
Step S142, when button is triggered by even-times, then control module control the first output interface of control and second exports
Interface stops output current.
This method flow is illustrated in above-described embodiment two, will not be repeated here.
The control method of vehicle-mounted mobile power supply provided in an embodiment of the present invention, by connecting external power source when input interface
When, control module control the first output interface of control and the second output interface output current, control battery module are charged, and
The charging current of the output current and battery module of first output interface and the second output interface comes from external power source;And defeated
The priority of clear and definite battery module and the second output interface in the case that incoming interface is powered;When input interface powers off, pass through detection
The number that button is triggered control the first output interface and the second output interface whether output current and control battery module
Whether externally discharge.Realize when input interface is powered, ensure the battery module quick charge of vehicle-mounted mobile power supply, and
Only ensure that vehicle-mounted mobile power-supply battery electricity to the greatest extent may be used by the external output current of the first power output interface when input interface powers off
Can be sufficient, and reduce electric quantity consumption speed, solve vehicle-mounted mobile power supply multiple output ports after a stoppage in the prior art
Output current causes electric quantity consumption fast simultaneously, can not realize the problem of being monitored for a long time after stopping, and realizes vehicle-mounted mobile after parking
The long period power supply of power supply.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. vehicle-mounted mobile power supply, it is characterised in that including:Input interface, control module, the first output interface, the second output connect
Mouth and battery module;
The input interface electrically connects with the control module, for accessing external power source;
The control module electrically connects with first output interface and second output interface respectively, for controlling described
The output current of one output interface and second output interface;
The control module also electrically connects with the battery module, for controlling the charging and discharging of the battery module.
2. vehicle-mounted mobile power supply according to claim 1, it is characterised in that when the input interface connects external power source
When, external power source provides output current to first output interface and the second output interface, and external power source gives the battery
Module is charged.
3. vehicle-mounted mobile power supply according to claim 2, it is characterised in that when input interface energization and the battery
During module underfill electricity, external power source is more than the output electricity of second output interface to the charging current of the battery module
Stream.
4. vehicle-mounted mobile power supply according to claim 1, it is characterised in that when the input interface powers off, described
One output interface and second output interface stop output current.
5. vehicle-mounted mobile power supply according to claim 4, it is characterised in that the vehicle-mounted mobile power supply also includes button,
When the input interface powers off and when the button is triggered by odd-times, then the battery module discharges and only for described first
Output interface output current, second output interface not output current.When the input interface powers off and work as the button
Triggered by even-times, then first output interface and second output interface stop output current.
6. vehicle-mounted mobile power supply according to claim 5, it is characterised in that described for showing also including display module
The dump energy of battery module.
7. vehicle-mounted monitoring system, it is characterised in that including:
Vehicle-mounted mobile power supply and drive recorder described in claim any one of 1-6.
8. vehicle-mounted monitoring system according to claim 7, it is characterised in that the control module is additionally operable to detect the car
The electrical equipment of each output interface connection of portable power source is carried, and using the output interface being connected with drive recorder as described first
Output interface.
9. the control method of vehicle-mounted mobile power supply, it is characterised in that applied to vehicle-mounted mobile power supply, the vehicle-mounted mobile power supply bag
Include:Input interface, control module, the first output interface, the second output interface and battery module;The control method includes:
The control module control detects whether the input interface accesses external power source;
When input interface energization and the battery module underfill electricity, the control module control external power source is to described
The charging current of battery module is more than the output current of second output interface;
When the input interface powers off, the control module controls first output interface and second output interface equal
Stop output current.
10. control method according to claim 9, it is characterised in that the vehicle-mounted mobile power supply also includes button, described
Control method also includes:Judge the number that button is triggered;When the button is triggered by odd-times, then the control module controls
Control the battery module to discharge and only supply the first output interface output current, second output interface does not export electricity
Stream;When the button is triggered by even-times, then the control module control controls first output interface and described second defeated
Outgoing interface stops output current.
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