CN103138342A - Wireless charging mobile power source - Google Patents
Wireless charging mobile power source Download PDFInfo
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- CN103138342A CN103138342A CN2013100338776A CN201310033877A CN103138342A CN 103138342 A CN103138342 A CN 103138342A CN 2013100338776 A CN2013100338776 A CN 2013100338776A CN 201310033877 A CN201310033877 A CN 201310033877A CN 103138342 A CN103138342 A CN 103138342A
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Abstract
The invention discloses a wireless charging mobile power source which comprises an input unit, a charging management unit, a detection unit, a lithium battery set, a microprocessor, a voltage stabilization unit, a boost unit, a power distribution unit, at least one charge coil unit and induction units of the charge coil unit. The input unit is connected with the charging management unit. The charging management unit is further and respectively connected with the microprocessor and the lithium battery set. The lithium battery set comprises at least one lithium battery. The microprocessor is connected with the lithium battery set through the detection unit. The lithium battery set is connected with the microprocessor through the voltage stabilization unit. The boost unit is connected with the lithium battery set. The power distribution unit is respectively connected with the boost unit, the microprocessor, the at least one charge coil unit. Each induction unit is respectively connected with the microprocessor. According to the technical scheme, wireless charging is performed after the power source is boosted in voltage by the lithium battery set so that market application value of a mobile power source product is greatly improved, the power source is suitable for development of mobile terminal technology and market prospect is good.
Description
Technical field
The present invention relates to the wireless charging field, in particular, a kind of portable power source of wireless charging.
Background technology
Existing portable power source, often by charging wires such as USB interface, to terminal, especially mobile terminal, charge.
But along with technical development, mobile terminal is implemented the wireless charging standard gradually, and portable power source but also generally uses wired charging technique.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
The portable power source that technical problem to be solved by this invention is to provide a kind of novel wireless charging can carry out wireless charging to the mobile terminal that meets the wireless charging standard.
Technical scheme of the present invention is as follows: a kind of portable power source of wireless charging, and it comprises input unit, Charge Management unit, detecting unit, lithium battery group, microprocessor, voltage regulation unit, boosting unit, power distributing unit, at least one charge coil unit and sensing unit thereof; Described input unit is connected with described Charge Management unit, is used for receiving externally fed, is transferred to described Charge Management unit; Described Charge Management unit also is connected with described microprocessor, described lithium battery group respectively, is used for according to described microprocessor-based control instruction, is described lithium battery group charging; Described lithium battery group comprises at least one lithium battery; Described microprocessor is connected with described lithium battery group by described detecting unit, be used for controlling the job information that described detecting unit detects described lithium battery group, described job information comprise at least charged state, battery capacity, dump energy, charging voltage, discharge voltage, charging current, discharging current one of them; Described lithium battery group is connected with described microprocessor by described voltage regulation unit, is used for power supply; Described boosting unit is connected with described lithium battery group, is used for the processing of boosting of output voltage to described lithium battery group; Described power distributing unit is connected with described boosting unit, described microprocessor, at least one described charge coil unit respectively, be used for controlling described power distributing unit by described microprocessor and automatically distribute power output, externally export by each charge coil unit respectively; Each described sensing unit is connected with described microprocessor respectively, be used for the outside load of induction and enter the charging of its corresponding charge coil of institute unit when regional, notify described microprocessor, control described lithium battery group by described microprocessor, be its corresponding charge coil unit power supply by described boosting unit, described power distributing unit, and when the charging zone of its corresponding charge coil of institute unit is left in the outside load of induction, control described power distributing unit by described microprocessor and stop powering.
Preferably, described portable power source also arranges the solar panel that is connected with described Charge Management unit.
Preferably, in described portable power source, described input unit is the receiving coil unit.
Preferably, in described portable power source, described lithium battery group comprises the lithium battery of at least two serial or parallel connections, and described charge coil unit is electromagnetic induction coil unit or electromagnetic resonance coil unit.
Preferably, described portable power source also comprises a charge switch, and described input unit is connected with described Charge Management unit by described charge switch.
Preferably, described portable power source also comprises a power switch, and described lithium battery group also is connected with described boosting unit by described power switch, and, described microprocessor also is connected with described power switch, is used for controlling described lithium battery group to the power supply state of described charge coil unit.
Preferably, described portable power source also comprises a control switch, and described lithium battery group also is connected with described detecting unit, described voltage regulation unit respectively by described control switch.
Preferably, in described portable power source, described voltage regulation unit also is connected with described sensing unit, is used to described sensing unit power supply.
Preferably, in described portable power source, described lithium battery group is the poly-lithium battery group, and, the shape of described poly-lithium battery group is set according to the cavity shape of described portable power source.
Preferably, described portable power source also comprises the USB power supply unit that is connected with described power distributing unit, is used to outside USB input equipment power supply.
Preferably, described portable power source also comprises a display unit that is connected with described microprocessor, is used for showing described job information.
Adopt such scheme, the present invention carries out wireless charging after adopting the lithium battery group to boost, can be to a load charging, can also charge simultaneously to a plurality of loads, greatly strengthen the market using value of portable power source product, adapted to the development of mobile terminal technology, had fabulous market prospects.
Description of drawings
Fig. 1 is the schematic diagram of one embodiment of the present of invention;
Fig. 2 is the schematic diagram of an alternative embodiment of the invention;
Fig. 3 is the schematic diagram of another embodiment of the present invention;
Fig. 4 is the schematic diagram of another embodiment of the present invention.
Embodiment
For the ease of understanding the present invention, below in conjunction with the drawings and specific embodiments, the present invention will be described in more detail.Provided preferred embodiment of the present invention in accompanying drawing.But the present invention can realize in many different forms, is not limited to the described embodiment of this specification.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention more comprehensively thorough.
Need to prove, when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have simultaneously centering elements.The term that this specification uses " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology of using of this specification and scientific terminology are with to belong to the implication that those skilled in the art of the present invention understand usually identical.The term that uses in specification of the present invention in this specification just in order to describe the purpose of specific embodiment, is not for restriction the present invention.The term that this specification uses " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.The lithium battery that this specification is related or poly-lithium battery have referred to comprise the storage battery of lithium ion, include but not limited to that positive pole or negative pole have adopted the storage battery of lithium ion.
As shown in Figure 1, one embodiment of the present of invention are, a kind of portable power source of wireless charging, it comprises input unit, Charge Management unit, detecting unit, lithium battery group, microprocessor, voltage regulation unit, boosting unit, power distributing unit, at least one charge coil unit and sensing unit thereof.
Described input unit is connected with described Charge Management unit, is used for receiving externally fed, is transferred to described Charge Management unit; For example, described input unit is the receiving coil unit, like this, can adopt the wireless charging mode, for described portable power source charges, has really realized the wireless power mode; And for example, described input unit is power supply adaptor commonly used, civil power is changed supplying power to described Charge Management unit after rectification; And for example, described input unit is the interface of power supply adaptor commonly used, is used for the power supply after the rectification of access external conversion, offers the Charge Management unit, and for example, input unit is USB interface.Preferably, described input unit also arranges multiple joint adapting to the equipment that portable power source charges that is not all, thereby compatible higher level, the various mobile phones of self adaptation and the digital product of promoting of product.Preferably, described portable power source also comprises a charge switch, and described input unit is connected with described Charge Management unit by described charge switch.
Described Charge Management unit also is connected with described microprocessor, described lithium battery group respectively, is used for according to described microprocessor-based control instruction, is described lithium battery group charging; Described Charge Management unit is connected with described lithium battery group, controlled by microprocessor described lithium battery is charged and manages; Be included in certain and charge under pre-conditioned, stop charging under certain is pre-conditioned, charge in certain pre-conditioned other mode of lower employing, charge simultaneously at certain pre-conditioned lower employing various ways etc.For example, detecting unit detects the charging to the lithium battery group of this portable power source, and when the lithium battery group had been full of or has been full of soon, microprocessor was controlled the Charge Management unit and stopped the lithium battery group is continued charging.And for example, when the lithium battery group of portable power source is being charged to the mobile terminal of outside, at this moment, microprocessor is according to the charging modes that pre-sets, whether selection is by the Charge Management unit, with the externally fed of described input unit, be transferred to described Charge Management unit, thereby charge for the lithium battery group.
Described lithium battery group comprises at least one lithium battery; For example, described lithium battery group comprises a lithium battery; And for example, described lithium battery group comprises the lithium battery of at least two serial or parallel connections.Preferably, described lithium battery is poly-lithium battery.For example, described lithium battery group comprises the lithium battery of two series connection, and and for example, described lithium battery group comprises the lithium battery of three parallel connections; And for example, described lithium battery group comprises the lithium battery string that several are in parallel, and each lithium battery string comprises the lithium battery of several series connection, and for example, described lithium battery group comprises the lithium battery string of two parallel connections, and each lithium battery string comprises the lithium battery of four series connection.Preferably, described lithium battery group is the poly-lithium battery group, and, the shape of described poly-lithium battery group is set according to the cavity shape of described portable power source.For example, the cavity shape of portable power source is cuboid, and in other words, the inner chamber of portable power source is used for placing the cuboid that is shaped as of poly-lithium battery group, and the cuboid that is shaped as of described poly-lithium battery group is set; Preferably, shape that described poly-lithium battery group be set adaptive according to the cavity shape of described portable power source, for example the inner chamber of portable power source has the irregularly shaped of cylindrical body for placing being shaped as of poly-lithium battery group, and the adaptive shape that described poly-lithium battery group is set is similarly has the irregularly shaped of cylindrical body.
Preferably, described charge coil unit is electromagnetic induction coil unit, and adopting way of electromagnetic induction is that mobile terminal charges; Perhaps described charge coil unit is the electromagnetic resonance coil unit, and adopting the electromagnetic resonance mode is that mobile terminal charges.
Described microprocessor is connected with described lithium battery group by described detecting unit, be used for controlling the job information that described detecting unit detects described lithium battery group, described job information comprise at least charged state, battery capacity, dump energy, charging voltage, discharge voltage, charging current, discharging current one of them; For example, described job information comprises dump energy, charging voltage and discharge voltage, and and for example, described job information comprises charged state, battery capacity; And for example, described job information comprises available power percent information that dump energy obtains divided by battery capacity etc.
Preferably, described microprocessor arranges sleep block, and being used in described Charge Management unit be described lithium battery group charging, and described lithium battery group arranges described portable power source and enters resting state when also externally not charging.For example, pre-set a threshold value, when detecting unit detects charging current less than described threshold value, when for example charging current is less than 80 milliamperes, for example 45mA, 50mA or 60mA, 79mA and for example, described microprocessor judges is completed the charging of described portable power source, input unit and/or Charge Management unit is set enters holding state; And for example, when detecting unit detects discharging current less than described threshold value, when for example discharging current is less than 90 milliamperes, for example 43mA, 51mA or 67mA, 82mA and for example, the described portable power source of described microprocessor judges is completed the charging of external loading, closes boosting unit, power distributing unit and/or each charge coil unit and sensing unit thereof or boosting unit, power distributing unit and each charge coil unit is set and sensing unit enters holding state.Perhaps, be less than in this threshold value in detecting unit detection charging current and discharging current, described portable power source integral body is set enters resting state, preferably, described microprocessor arranges the shutdown module, be used for after entering resting state, pre-set the time when discharging and recharging operation through one, the described portable power source of autoshutdown.
Described lithium battery group is connected with described microprocessor by described voltage regulation unit, is used for power supply; For example, described voltage regulation unit is low pressure difference linear voltage regulator (LDO, lowdropoutregulator), and described lithium battery group is powered to described microprocessor by LDO.
Preferably, as shown in Figure 4, described portable power source also comprises a control switch, and described lithium battery group also is connected with described detecting unit, described voltage regulation unit respectively by described control switch.Control switch is closed, and the lithium battery group is to power supplies such as detecting unit, voltage regulation unit, microprocessors, and control switch is opened, and the lithium battery group stops being the power supplies such as detecting unit, voltage regulation unit, microprocessor; Like this, the user just can control voluntarily, has strengthened user's experience, especially is fit to the work such as test, maintenance maintenance.Preferably, adopt microprocessor automatically to control opening of described control switch, that is, and auto-breaking.Preferably, a master switch can also be set, be used for a key integral body and close described portable power source, comprise power supply that charging, the portable power source of portable power source self is external etc.
Described boosting unit is connected with described lithium battery group, is used for the processing of boosting of output voltage to described lithium battery group; Because the voltage of lithium battery commonly used is between 2.7-4.2V, its electric weight descends along with the decline of voltage.And the voltage of 2.7-4.2V can not directly be given other digital product charging, because the lithium battery voltage of digital product is also 2.7-4.2V, can not charge between idiostatic voltage, usually boosting unit must be arranged so portable power source is outwards exported electric energy.Preferably, as shown in Figure 4, described portable power source also comprises a power switch, described lithium battery group also is connected with described boosting unit by described power switch, and, described microprocessor also is connected with described power switch, is used for controlling described lithium battery group to the power supply state of described charge coil unit.
Described power distributing unit is connected with described boosting unit, described microprocessor, at least one described charge coil unit respectively, be used for controlling described power distributing unit by described microprocessor and automatically distribute power output, externally export by each charge coil unit respectively.Preferably, as shown in Figure 3, described portable power source also comprises the USB power supply unit that is connected with described power distributing unit, is used to outside USB input equipment power supply.Like this, other mobile terminal that just can compliant applications popular non-wireless charging standard on present market, mobile device etc.Preferably, described portable power source also arranges multiple adapter adapting to different charging equipments, thereby compatible higher level, the various mobile phones of self adaptation and the digital product of promoting of product.
As shown in Figure 1, each described sensing unit is connected with described microprocessor respectively, be used for the outside load of induction and enter the charging of its corresponding charge coil of institute unit when regional, notify described microprocessor, control described lithium battery group by described microprocessor, be its corresponding charge coil unit power supply by described boosting unit, described power distributing unit, and when the charging zone of its corresponding charge coil of institute unit is left in the outside load of induction, control described power distributing unit by described microprocessor and stop powering.That is to say, the user is with terminal to be charged, when moving to the charging zone of the corresponding charge coil of sensing unit unit, sensing unit is notified described microprocessor, control described lithium battery group by described microprocessor, be its corresponding charge coil unit power supply by described boosting unit, described power distributing unit; The user is with terminal to be charged, when taking away from the charging zone of the corresponding charge coil of sensing unit unit, sensing unit is notified described microprocessor, described microprocessor judges also has other terminal in charging, controlling described power distributing unit by described microprocessor stops this sensing unit corresponding charge coil of institute unit power supply, if there is no other terminal to be charged this moment, the described lithium battery group of described microprocessor control stops described boosting unit is powered.
For example, described sensing unit is the gravity sensing unit, like this, works as mobile terminal, and when for example mobile phone was placed on portable power source, its existence was sensed in the gravity sensing unit, starts portable power source this mobile phone is charged; And for example, described sensing unit is induction coil, when its induction mobile terminal enters the charging zone of its institute corresponding charge coil unit, notifies described microprocessor, controls and charges.Preferably, described sensing unit and described charge coil unit are wholely set.Preferably, described voltage regulation unit also is connected with described sensing unit, is used to described sensing unit power supply; Not shown in accompanying drawing.Perhaps, described boosting unit also is connected with described sensing unit, is used to described sensing unit power supply.Like this, when sensing unit needs electric energy, obtain power supply from voltage regulation unit or boosting unit.
Preferably, described portable power source also arranges scan module, and it is connected with described sensing unit, is used for controlling described sensing unit and enters or leave the charging zone of described portable power source by the load that pre-sets the time sweep outside.As shown in Figure 2, the microprocessor that is provided with scan module is controlled described sensing unit and is entered or leave the charging zone of described portable power source by the load that pre-sets the time sweep outside, and wherein, scan module is not shown in Fig. 2.Like this, can be by certain time interval, automatic search, automatic scan, enter the charging zone of described portable power source when the load of outside, namely enter the charging of its corresponding charge coil of institute unit when regional to outside load when sensing units sense, notify described microprocessor, control the lithium battery group and charge; When sensing outside load when leaving the charging zone of its corresponding charge coil of institute unit, notify described microprocessor, control lithium battery group or power distributing unit and stop charging.
In conjunction with using above-mentioned arbitrary embodiment, described portable power source also comprises a display unit that is connected with described microprocessor, is used for showing described job information.Described display unit is connected with voltage regulation unit, boosting unit or lithium battery group, to obtain power supply.For example, described display unit comprises LCDs, show described job information by LCDs, for example show in charged state, battery capacity, dump energy, charging voltage, discharge voltage, charging current, discharging current one, multinomial or whole.And for example, display unit adopts LED light to indicate related work information.
In conjunction with using above-mentioned arbitrary embodiment, described portable power source also comprises solar panel, described solar panel is connected with described Charge Management unit, be used for obtaining outside solar energy, converting electric energy to, be transferred to described Charge Management unit, is that described lithium battery group is charged by described Charge Management unit, if described lithium battery group only has a lithium battery, solar panel is that described lithium battery charges by described Charge Management unit.For example, solar panel is the 5V solar charging panel, and the outside sun or light charge to the 5V solar charging panel.And for example, solar panel is the combination of some solar cells; Like this, adopt the solar recharging mode, low-carbon environment-friendly can charge to portable power source at any time in indoor, field.
Further, embodiments of the invention can also be, each technical characterictic of the various embodiments described above, the portable power source that mutually is combined to form.
Need to prove, above-mentioned each technical characterictic continues combination mutually, forms the various embodiment that do not enumerate in the above, all is considered as the scope of specification record of the present invention; And, for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. the portable power source of a wireless charging, it is characterized in that, comprise input unit, Charge Management unit, detecting unit, lithium battery group, microprocessor, voltage regulation unit, boosting unit, power distributing unit, at least one charge coil unit and sensing unit thereof;
Described input unit is connected with described Charge Management unit, is used for receiving externally fed, is transferred to described Charge Management unit;
Described Charge Management unit also is connected with described microprocessor, described lithium battery group respectively, is used for according to described microprocessor-based control instruction, is described lithium battery group charging;
Described lithium battery group comprises at least one lithium battery;
Described microprocessor is connected with described lithium battery group by described detecting unit, be used for controlling the job information that described detecting unit detects described lithium battery group, described job information comprise at least charged state, battery capacity, dump energy, charging voltage, discharge voltage, charging current, discharging current wherein it;
Described lithium battery group is connected with described microprocessor by described voltage regulation unit, is used for power supply;
Described boosting unit is connected with described lithium battery group, is used for the processing of boosting of output voltage to described lithium battery group;
Described power distributing unit is connected with described boosting unit, described microprocessor, at least one described charge coil unit respectively, be used for controlling described power distributing unit by described microprocessor and automatically distribute power output, externally export by each charge coil unit respectively;
Each described sensing unit is connected with described microprocessor respectively, be used for the outside load of induction and enter the charging of its corresponding charge coil of institute unit when regional, notify described microprocessor, control described lithium battery group by described microprocessor, be its corresponding charge coil unit power supply by described boosting unit, described power distributing unit, and when the charging zone of its corresponding charge coil of institute unit is left in the outside load of induction, control described power distributing unit by described microprocessor and stop powering.
2. portable power source according to claim 1, is characterized in that, the solar panel that is connected with described Charge Management unit also is set.
3. portable power source according to claim 1, is characterized in that, described input unit is the receiving coil unit.
4. portable power source according to claim 1, is characterized in that, described lithium battery group comprises the lithium battery of at least two serial or parallel connections; Perhaps, described charge coil unit is electromagnetic induction coil unit or electromagnetic resonance coil unit.
5. portable power source according to claim 1, is characterized in that, also comprises a charge switch, and described input unit is connected with described Charge Management unit by described charge switch.
6. portable power source according to claim 1, it is characterized in that, also comprise a power switch, described lithium battery group also is connected with described boosting unit by described power switch, and, described microprocessor also is connected with described power switch, is used for controlling described lithium battery group to the power supply state of described charge coil unit.
7. portable power source according to claim 1, is characterized in that, also comprises a control switch, and described lithium battery group also is connected with described detecting unit, described voltage regulation unit respectively by described control switch.
According to claim 1 to 7 arbitrary described portable power source, it is characterized in that, described lithium battery group is the poly-lithium battery group, and, the shape of described poly-lithium battery group is set according to the cavity shape of described portable power source.
9. portable power source according to claim 8, is characterized in that, also comprises the USB power supply unit that is connected with described power distributing unit, is used to outside USB input equipment power supply.
10. portable power source according to claim 8, is characterized in that, also comprises a display unit that is connected with described microprocessor, is used for showing described job information.
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