The utility model content
For overcoming the problem that exists the portable power source charge efficiency low in the correlation technique, the utility model embodiment provides a kind of intelligent portable power source.
The utility model embodiment provides a kind of intelligent portable power source, and described intelligent portable power source comprises: power supply adaptor, battery unit, first output unit, second output unit, control unit and current measuring unit, wherein:
Power supply adaptor links to each other with external power source, is used for external power source is converted to direct current and output;
First output unit links to each other with described power supply adaptor, is used for exporting described direct current to first current consuming apparatus;
Second output unit links to each other with described power supply adaptor, is used for exporting described direct current to second current consuming apparatus;
Battery unit links to each other with described power supply adaptor, first output unit and second output unit, is used for receiving the direct current of power supply adaptor output, and to described first output unit and the power supply of second output unit;
Current measuring unit links to each other with second output unit with described first output unit, for detection of the size of current of described first output unit and the output of second output unit;
Control unit, link to each other with described current measuring unit, be used for the measurement result according to described current measuring unit, control described power supply adaptor to the order of described first output unit, second output unit and battery unit power supply, or control described battery unit to the order of described first output unit and the power supply of second output unit.
Preferably, described intelligent portable power source also comprises:
First switch element is connected between described power supply adaptor and described first output unit;
The second switch unit, an end of described second switch unit links to each other with described second output unit, and the other end links to each other with the 4th switch element with first switch element simultaneously;
The 3rd switch element is connected between described power supply adaptor and the battery unit;
The 4th switch element is connected between described battery unit and described first output unit;
Described control unit links to each other with described first switch element, second switch unit, the 3rd switch element and the 4th switch element respectively, controls the switching of described first switch element, second switch unit, the 3rd switch element and the 4th switch element.
Preferably, described control unit is controlled the described first switch element closure when described power supply adaptor output DC, and second switch unit, the 3rd switch element and the 4th switch element disconnect.
Preferably, described control unit during less than predetermined current, is controlled described second switch unit closure at the electric current of described first output unit output.
Preferably, described control unit during less than predetermined current, is controlled described the 3rd switch element closure in the electric current sum of described first output unit and second output unit output.
Preferably, described control unit not during output DC, is controlled described the 4th switch element closure at described power supply adaptor, and first switch element, second switch unit and the 3rd switch element disconnect.
Preferably, described control unit during less than predetermined current, is controlled described second switch unit closure at the electric current of described first output unit output.
Preferably, described intelligent portable power source also comprises:
Charging control unit is connected between described the 3rd switch element and the described battery unit, is used for the direct current that is delivered to battery unit is carried out voltage stabilizing and current stabilization processing.
Preferably, described intelligent portable power source also comprises:
Boosting unit is connected between described the 4th switch element and the described battery unit, is used for the processing of boosting of direct current to battery unit output.
Preferably, described intelligent portable power source comprises:
Micro universal serial bus USB public access mouth and power line, described power line one end links to each other with described first output unit, and the other end connects described micro USB public access mouth.
Preferably, the housing side of described intelligent portable power source is provided with the groove for ccontaining described power line and micro USB public access mouth.
Preferably, described intelligent portable power source comprises:
The general-purpose serial bus USB maternal interface is arranged on the housing of described intelligent portable power source, and links to each other with described second output unit.
Preferably, described power supply adaptor comprises:
Exchanging changes the direct current module, links to each other with civil power, is used for converting civil power to direct current;
The DC decompression module is changeed the direct current module or vehicle power links to each other with described the interchange, is used for that direct current is carried out step-down and handles.
The intelligent portable power source that the utility model embodiment provides has two output units, and can be according to the size of the electric current of first output unit output, Intelligence Selection charging strategy, control the output of second output unit, in addition at the inner integrated power supply adapter of portable power source, provide cost savings and be easy to carry.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with execution mode and accompanying drawing, the utility model is described in further details.At this, the utility model be used for is explained in exemplary embodiment of the present utility model and explanation thereof, but not as to restriction of the present utility model.
The utility model embodiment provides a kind of intelligent portable power source, below in conjunction with accompanying drawing the utility model is elaborated.
Embodiment one
Fig. 1 is a kind of intelligent portable power source structure chart that the utility model embodiment provides, as shown in Figure 1, intelligence portable power source 100 comprises: power supply adaptor 101, battery unit 102, first output unit 103, second output unit 104, control unit 105 and current measuring unit 106, wherein:
Power supply adaptor 101 links to each other with external power source, is used for external power source is converted to direct current and output.
In the utility model embodiment, power supply adaptor 101 can connect outside civil power or vehicle power, and export after civil power or vehicle power be converted to the direct current that is fit to the portable terminal charging, the galvanic voltage after the conversion can be 5V, electric current can be 2.25A.
Fig. 2 is the structure chart of the power supply adaptor 101 that provides of the utility model embodiment, and as shown in Figure 2, power supply adaptor 101 comprises:
Exchanging changes direct current module 201, links to each other with civil power, is used for converting civil power to direct current.In the utility model embodiment, civil power can be the alternating current of 220V, 100V or 110V, and exchanging changes the direct current that direct current module 201 can be converted to civil power 12V.
DC decompression module 202 is changeed the direct current module or vehicle power links to each other with described the interchange, is used for that direct current is carried out step-down and handles.In the utility model embodiment, DC decompression module 202 can receive the direct current that exchanges the 12V that changes 201 outputs of direct current module, or receives the direct current of vehicle power output, the direct current of 12V is converted to the direct current of 5V.
Battery unit 102 links to each other with power supply adaptor 101, first output unit 103 and second output unit 104, is used for receiving the direct current of power supply adaptor 101 outputs, and to described first output unit 103 and 104 power supplies of second output unit.
In the utility model embodiment, when power supply adaptor 101 provides electric power, battery unit 102 is not powered to first output unit 103 and second output unit 104, and can receive the electric power that power supply adaptor 101 provides, thereby battery unit 102 is charged; When power supply adaptor 101 did not provide electric power, battery unit 102 can be to first output unit 103 and 104 power supplies of second output unit.
First output unit 103 links to each other with described power supply adaptor 101, is used for exporting described direct current to first current consuming apparatus.
In the utility model embodiment, first output unit 103 receives the direct current of power supply adaptor 101 or battery unit 102 outputs, and exports first current consuming apparatus that links to each other with first output unit 103 to.Preferably, intelligent portable power source 100 can also comprise: micro universal serial bus USB public access mouth and power line, and power line one end links to each other with first output unit 103, and the other end links to each other with micro USB public access mouth.The housing side of intelligence portable power source 100 can be provided with the groove for ccontaining power line and micro USB public access mouth.
Second output unit 104 links to each other with described power supply adaptor 101, is used for exporting described direct current to second current consuming apparatus.
In the utility model embodiment, second output unit 104 receives the direct current of power supply adaptor 101 or battery unit 102 outputs, and exports second current consuming apparatus that links to each other with second output unit 104 to.Preferably, intelligent portable power source 100 can also comprise the general-purpose serial bus USB maternal interface, and the USB maternal interface is arranged on the housing of intelligent portable power source 100, and links to each other with second output unit 104.
Current measuring unit 106 links to each other with second output unit 104 with described first output unit 103, for detection of the size of current of described first output unit 103 and 104 outputs of second output unit.
In the utility model embodiment, when power supply adaptor 101 or battery unit 102 are only given 103 power supplies of first output unit, current measuring unit 106 can only detect the size of current of first output unit, 103 outputs, when power supply adaptor 101 or battery unit 102 were given first output unit 103 and 104 power supplies of second output unit simultaneously, current measuring unit 106 detected the size of current of first output unit 103 and 104 outputs of second output unit simultaneously.
Control unit 105, link to each other with described current measuring unit 106, be used for the measurement result according to described current measuring unit 106, control described power supply adaptor 101 to the order of described first output unit 103, second output unit 104 and battery unit 102 power supplies, or control described battery unit 102 to the order of described first output unit 103 and 104 power supplies of second output unit.
In the utility model embodiment, when power supply adaptor 101 provides electric power, control unit 105 is according to the measurement result of current measuring unit 106, and control power supply adaptor 101 is to the order of first output unit 103, second output unit 104 and battery unit 102 conveying electric currents.Preferably, control unit 105 can be controlled power supply adaptor 101 only to first output unit, 103 output currents, the size of current of current measuring unit 106 detections this moment first output unit 103 outputs, if the electric current of first output unit, 103 outputs is less than predetermined current threshold, then control unit 105 can be controlled power supply adaptor 101 and give first output unit 103 and 104 power supplies of second output unit simultaneously, this moment, current measuring unit 106 detected the size of current of first output unit 103 and 104 outputs of second output unit simultaneously, if the size of current sum of first output unit 103 and 104 outputs of second output unit is greater than predetermined current threshold, then control unit 105 control power supply adaptors 101 only give first output unit 103 power supplies no longer to 104 power supplies of second output unit; If the size of current sum of first output unit 103 and 104 outputs of second output unit is still less than predetermined current threshold, illustrate that then the electric power that power supply adaptor 101 provides still has affluence under the situation that satisfies first output unit 103 and 104 outputs of second output unit, this moment, control unit 105 was when control power supply adaptor 101 is carried electric currents to first output unit 103 and second output unit 104, the electric power of having more than needed can also be delivered to battery unit 102.Predetermined current threshold can be 2.25A.
In the utility model embodiment, when power supply adaptor 101 did not provide electric power, control unit 105 was according to the measurement result of current measuring unit 106, and control battery unit 102 is to the order of first output unit 103 and second output unit, 104 conveying electric currents.Preferably, control unit 105 can be controlled battery unit 102 only to first output unit, 103 output currents, the size of current of current measuring unit 106 detections this moment first output unit 103 outputs, if the electric current of first output unit, 103 outputs is less than predetermined current threshold, then control unit 105 can be controlled battery unit 102 and give first output unit 103 and 104 power supplies of second output unit simultaneously, this moment, current measuring unit 106 detected the size of current of first output unit 103 and 104 outputs of second output unit simultaneously, if the size of current sum of first output unit 103 and 104 outputs of second output unit is greater than predetermined current threshold, then control unit 105 control battery units 102 only give first output unit 103 power supplies no longer to 104 power supplies of second output unit.
The intelligent portable power source that the utility model embodiment provides has two output units, the intelligence portable power source can be according to the size of the electric current of first output unit output, Intelligence Selection charging strategy, control the output of second output unit, in addition at portable power source inner integrated power supply adaptor, USB wire rod and two output ports, can be suitable for the demand of distinct interface, provide cost savings and be easy to carry.
Embodiment two
Fig. 3 is a kind of intelligent portable power source structure chart that the utility model embodiment provides, Fig. 4 is the circuit block diagram of a kind of intelligent portable power source of providing of the utility model embodiment, as shown in Figure 3 and Figure 4, intelligence portable power source 300 comprises: power supply adaptor 301, battery unit 302, first output unit 303, second output unit 304, control unit 305 and current measuring unit 306, wherein:
Power supply adaptor 301 links to each other with external power source, is used for external power source is converted to direct current and output.
Battery unit 302 links to each other with described power supply adaptor 301, first output unit and 303 second output units 304, is used for receiving the direct current of power supply adaptor 301 outputs, and to described first output unit 303 and 304 power supplies of second output unit.
First output unit 303 links to each other with described power supply adaptor 301, is used for exporting described direct current to first current consuming apparatus.
Second output unit 304 links to each other with described power supply adaptor 301, is used for exporting described direct current to second current consuming apparatus.
Current measuring unit 306 links to each other with second output unit 304 with described first output unit 303, for detection of the size of current of described first output unit 303 and 304 outputs of second output unit.
Control unit 305 links to each other with described current measuring unit 306, is used for the measurement result according to described current measuring unit 306, controls described power supply adaptor 301 or battery unit 302 to described first output unit 303 and 304 power supplies of second output unit.
First switch element 307 is connected between described power supply adaptor 301 and described first output unit 303.
Second switch unit 308, an end of described second switch unit 308 links to each other with described second output unit 304, and the other end links to each other with the 4th switch element 310 with first switch element 307 simultaneously.
The 3rd switch element 309 is connected between described power supply adaptor 301 and the battery unit 302.
The 4th switch element 310 is connected between described battery unit 302 and described first output unit 303.
In the utility model embodiment, first switch element 307, second switch unit 308, the 3rd switch element 309 and the 4th switch element 310 are electronic switch.Described control unit 305 links to each other with described first switch element 307, second switch unit 308, the 3rd switch element 309 and the 4th switch element 310 respectively, controls the switching of described first switch element 307, second switch unit 308, the 3rd switch element 309 and the 4th switch element 310.
In the utility model embodiment, when power supply adaptor 301 provides electric power, control unit 305 is according to the measurement result of current measuring unit 306, control the switching of first switch element 307, second switch unit 308, the 3rd switch element 309, with the order of control power supply adaptor 301 to first output unit 303, second output unit 304 and battery unit 302 conveying electric currents.Preferably, when power supply adaptor 301 provides electric power, control unit 305 can be controlled first switch element, 307 closures, second switch unit 308, the 3rd switch element 309 and the 4th switch element 310 disconnect, this moment, power supply adaptor 301 was only to first output unit, 303 output currents, current measuring unit 306 detects the size of current of first output unit, 303 outputs, if the electric current of first output unit, 303 outputs is less than predetermined current threshold, then control unit 305 can be controlled second switch unit 308 closures, this moment, power supply adaptor 301 was given first output unit 303 and 304 power supplies of second output unit simultaneously, current measuring unit 306 detects the size of current of first output unit 303 and 304 outputs of second output unit simultaneously, if the size of current sum of first output unit 303 and 304 outputs of second output unit is greater than predetermined current threshold, then control unit 305 control second switch unit 308 disconnect, power supply adaptor 301 only gives first output unit 303 power supplies no longer to 304 power supplies of second output unit; If the size of current sum of first output unit 303 and 304 outputs of second output unit is still less than predetermined current threshold, then control unit 305 is controlled the 3rd switch element 309 closures, and power supply adaptor 301 is carried electric currents to first output unit 303, second output unit 304 and battery unit 302 simultaneously.
In the utility model embodiment, when power supply adaptor 301 does not provide electric power, control unit 305 is according to the measurement result of current measuring unit 306, control the switching of first switch element 307, second switch unit 308, the 3rd switch element 309 and the 4th switch element 310, with the order of control battery unit 302 to first output unit 303 and second output unit, 304 conveying electric currents.Preferably, when power supply adaptor 301 does not provide electric power, control unit 305 can be controlled the 4th switch element 310 closures, first switch element 307, second switch unit 308 and the 3rd switch element 309 disconnect, this moment, battery unit 302 was only to first output unit, 303 output currents, current measuring unit 306 detects the size of current of first output unit, 303 outputs, if the electric current of first output unit, 303 outputs is less than predetermined current threshold, then control unit 305 can be controlled second switch unit 308 closures, this moment, battery unit 302 was given first output unit 303 and 304 power supplies of second output unit simultaneously, this moment, current measuring unit 306 detected the size of current of first output unit 303 and 304 outputs of second output unit simultaneously, if the size of current sum of first output unit 303 and 304 outputs of second output unit is greater than predetermined current threshold, then control unit 305 control second switch unit 308 disconnect, battery unit 302 only gives first output unit 303 power supplies no longer to 304 power supplies of second output unit.
The intelligent portable power source that the utility model embodiment provides has two output units, the intelligence portable power source can be according to the size of the electric current of first output unit output, Intelligence Selection charging strategy, control the output of second output unit, in addition at portable power source inner integrated power supply adaptor, USB wire rod and two output ports, can be suitable for the demand of distinct interface, provide cost savings and be easy to carry.
Fig. 5 is a kind of intelligent portable power source structure chart that the utility model embodiment provides, and as shown in Figure 5, is that with intelligent portable power source 300 differences shown in Figure 3 intelligent portable power source 500 also comprises:
Charging control unit 311 is connected between described the 3rd switch element 309 and the described battery unit 302, carries out voltage stabilizing and current stabilization processing for the direct current that power supply adaptor 301 is delivered to battery unit 302.
Boosting unit 312 is connected between described the 4th switch element 310 and the described battery unit 302, is used for the processing of boosting of direct current to battery unit 302 outputs.
In the utility model embodiment, the galvanic voltage of battery unit 302 outputs can be 3.7V, and boosting unit 312 can boost to 5V with the direct current of 3.7V, thereby satisfies the charging needs of first output unit 303 and second output unit 304.
In addition, typically, portable terminal described in the utility model can be various hand-held terminal devices, for example mobile phone, PDA(Personal Digital Assistant) etc., and therefore protection range of the present utility model should not be defined as the portable terminal of certain particular type.
Those skilled in the art will also understand is that, may be implemented as electronic hardware, computer software or both combinations in conjunction with the described various illustrative logical blocks of disclosure herein, module, circuit and algorithm steps.For this interchangeability of hardware and software clearly is described, with regard to the function of various exemplary components, square, module, circuit and step it has been carried out general description.This function is implemented as software or is implemented as hardware and depends on concrete application and the design constraint that imposes on whole system.Those skilled in the art can realize described function in every way at every kind of concrete application, but this realization determines should not be interpreted as causing breaking away from scope of the present utility model.
Can utilize the following parts that are designed to carry out function described here to realize or carry out in conjunction with the described various illustrative logical blocks of disclosure herein, module and circuit: general processor, digital signal processor (DSP), application-specific integrated circuit (ASIC) (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete nextport hardware component NextPort or any combination of these parts.General processor can be microprocessor, but replacedly, processor can be any conventional processors, controller, microcontroller or state machine.Processor also may be implemented as the combination of computing equipment, and for example, the combination of DSP and microprocessor, a plurality of microprocessor, one or more microprocessor are in conjunction with DSP nuclear or any other this configuration.
Although the disclosed content in front shows exemplary embodiment of the present utility model, should be noted that under the prerequisite of the scope of the present utility model that does not deviate from the claim restriction, can carry out multiple change and modification.Function, step and/or action according to the claim to a method of utility model embodiment described herein do not need to carry out with any particular order.In addition, although element of the present utility model can be with individual formal description or requirement, also it is contemplated that a plurality of, unless clearly be restricted to odd number.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is embodiment of the present utility model; and be not used in and limit protection range of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.