CN105790402A - Thermoelectric power generation based charging apparatus and manufactured charging wristband - Google Patents
Thermoelectric power generation based charging apparatus and manufactured charging wristband Download PDFInfo
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- CN105790402A CN105790402A CN201410822674.XA CN201410822674A CN105790402A CN 105790402 A CN105790402 A CN 105790402A CN 201410822674 A CN201410822674 A CN 201410822674A CN 105790402 A CN105790402 A CN 105790402A
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Abstract
The invention provides a thermoelectric power generation based charging apparatus. The charging apparatus comprises a thermoelectric power generation apparatus, a buffer switching circuit, a charging management chip, and a paper battery, wherein the thermoelectric power generation apparatus comprises two HOT panels; a COLD panel is arranged between the two HOT panels; a PN integrated chip is arranged between each HOT panel and the COLD panel separately, so that each HOT panel, the corresponding PN integrated chip and the COLD panel form a set of sub generator; then the sub generators are in cascade connection to form the thermoelectric power generation apparatus; the buffer switching circuit is connected to the outside of the thermoelectric power generation apparatus; and the paper battery is used for storing the electric energy generated by the thermoelectric power generation apparatus. A charging wristband based on the thermoelectric power generation is manufactured as well. Conversion from movement thermal energy to electric energy is realized due to the introduction of the semiconductor thermoelectric power generation, and a passive charging apparatus is provided; then the passive charging apparatus is designed into the charging wristband form suitable for wearing; therefore, passive charging of a mobile phone and the like is solved; and an emergency and meticulous passive charging solution for electronic equipment used in outdoors is provided.
Description
Technical field
The present invention relates to field of power supplies, particularly relate to the charging bracelet of a kind of charging device based on thermo-electric generation and making thereof.
Background technology
Along with developing rapidly of information technology and hardware technology, smart mobile phone has progressively replaced computer becomes the amusement in people's life and municipal office center, the performance of one mobile phone alreadys more than the computer disposal ability of early stage, the CPU of 1G tetra-core, the internal memory of 1～2GB, the solid dish of 16～128GFLASH, the broadband access network of 4G/WiFi, powerful operating system and abundant application program, everything office that could realize on computers before allowing, see a film, play games, the functions such as chat, nowadays also become extremely usual on mobile phone, the epoch of mobile Internet arrive, the new frame of intelligent terminal and cloud service changes people's traditional pattern of life gradually.
The application function of mobile phone gets more and more, screen is also increasing, more and more gorgeous, the speed that CPU and internal memory run is also more and more faster, the uninterrupted unlatching of the data networks such as WiFi is also accustomed to, also have GPS navigation, each sensor use also essential, these make the power consumption that system needs also increasing, although the capacity of battery is also followed by double, but people still feel awkward, every day will look about the place of charging with loaded down with trivial details charger, or with heavy charger baby, the electricity being inadequate at any time is on tenterhooks.
Active charging has a problem in that the source needing to find charging, or socket, or portable power source, socket is not that each place has, the capacity of portable power source is also used up greatly when forgetting to fill again, this is the shortcoming that it is fatal, and generally when needing most electricity, mobile phone, portable power source but do not have electricity.Based on this, find a kind of passive, the mode of emergent charging can just become a thing highly significant whenever and wherever possible, be desirable to provide a kind of as far as possible efficiently, can the natural living habit daily by people and charge and the mode of low cost, this is by the life of greatly convenient people.
Summary of the invention
Present invention firstly provides a kind of charging device based on thermo-electric generation, realize the movement heat energy conversion to electric energy by the introducing of semiconductor temperature differential generating, it is provided that a kind of passive charging device；Then it is designed to the charging bracelet form conveniently worn, solves the passive charging problems of the equipment such as mobile phone, use for people electronic equipment to provide emergent and careful passive power supply settling mode outside.
The technical scheme is that and be achieved in that:
A kind of charging device based on thermo-electric generation, its structure includes:
Temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, a piece of COLD panel it is equipped with between HOT panel described in two panels, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device；
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device.
In technique scheme, described PN integrated chip is the PN integrated chip of the PN junction being integrated with more than 500,000.Being verified by emulation experiment, on a chips, the PN junction of integrated more than 500,000 can realize the electric energy output of less than 30 ° more than 5V-200mA of the temperature difference, and described chip adopts QFN encapsulation, it is provided that pin, power supply output pin etc. are accessed in thermoae and cold pole.
In technique scheme, described paper battery preferably employs the ultrathin flexible battery FLCB of Taiwan Hui Neng scientific & technical corporation.
Further, present invention preferably employs the paper battery that the form of 3 5*5*0.33mmFLCB cascade superpositions constitutes the charging device based on thermo-electric generation of the present invention, it can provide the capacity of 1500～2100mAh.
For convenience of compatible, its charge characteristic of paper battery that this programme adopts is identical with lithium battery, therefore can adopt same set of charge management circuit.
The electric energy that described temperature difference electricity generation device produces, carry out AC/DC conversion through described current rectifying and wave filtering circuit to filter with ripple, then energy transient state being stored in energy-storage travelling wave tube, then be input in the voltage stabilizing chip of next stage, voltage stabilizing chip is responsible for producing the normal voltage that charging management chip needs.
This buffering change-over circuit is for the voltage filter exported by temperature difference electricity generation device and stablizes, it is provided that the 5V voltage output of standard, it is to avoid shake ripple voltage and the surge voltage destruction to charging circuit.
In technique scheme, the current rectifying and wave filtering circuit of described buffering change-over circuit adopts the RC-π filter circuit of Universal efficient；Described voltage stabilizing chip adopts conventional 5V voltage stabilizing chip, and such as LM7805/LM1575T-5.0 etc., voltage stabilizing chip input voltage ranges for 3～7V, and output area is 4.8～5.2V.
In technique scheme, described charging management chip, it is preferred to use the charging management chip that lithium battery is special, such that it is able to carry out intelligent charge management according to lithium battery current state.Described charging management chip preferably employs possesses self adaptation i.e. applicable single-unit, multisection lithium battery, three grades of charge modes, detection and automatic switching function, under-voltage, overcharge, short circuit, excess temperature, numerical value regulate, the charging management chip of LED deictic function, model such as TI, Freescale Deng Duojia producer, through laboratory actual test after its performance indications all very excellent, all can as the selection of practical application product development, at this without limitation.
The present invention is also provided with a kind of charging bracelet based on thermo-electric generation, and its structure includes:
Bracelet shell, which is provided with charge port, and its enclosed inside has the above-mentioned charging device based on thermo-electric generation；
Concrete, described temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, it is equipped with a piece of COLD panel between a piece of described HOT panel, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device；Further, wherein a piece of HOT panel is positioned at the bracelet shell one side near human arm, and another sheet HOT panel deviates from the one side of human arm towards bracelet shell；
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device；
Suitable charging wire.
In technique scheme, two panels HOT panel is wherein a piece of near human arm, another sheet relies on sunlight to irradiate the generatings such as heat absorption, emergent frictional heat, close pyrotoxin, the combination of two kinds of heat absorption electricity generating principles provides the user more practical generating effect, simultaneously by the darkroom of COLD panel is isolated offer lower temperature and bigger temperature difference.
In technique scheme, described bracelet shell adopts waterproof case, it is preferred to use senior waterproof arranges and can wear when user is had a bath.
Described charging wire preferably employs flexibility, brief charging wire, provides, at bracelet shell, the fixing groove not used on the outer wall of charge port simultaneously, it is possible to being inserted into all the time one end of charging wire in the charge port of charging bracelet, the other end is inserted in fixing groove.Need charging time user one end of charging wire is linked in mobile phone charge port, be then fixed in the fixing groove of bracelet shell when not charging, adopt concealed design, attractive in appearance succinctly.
Certain user can also choose suitable charging wire according to the standard of self mobile phone charging interface, and one end is inserted in the charge port of charging bracelet, and one end is fixed on the draw-in groove of bracelet.
If user needs battery of mobile phone is charged, it is only necessary to one end of charging wire is inserted into mobile phone charge port, the automatic charging to mobile phone can be realized.
When above-mentioned charging bracelet uses, having two ways, one is dress to use, and relies on the body temperature of contact arm side HOT panel and the temperature difference of COLD panel to produce electric energy；Another kind is dependent on sunlight and irradiates, rub and produce electric energy close to the outside HOT panel of thermal source and the temperature difference of COLD panel, and both of which can use simultaneously.
In sum, the present invention realizes the motion energy conversion to electric energy by the introducing of semiconductor temperature differential generating, the design problem that the Reliable Design problem of charging circuit under the efficiency of thermo-electric generation, thermo-electric generation pattern, paper battery and battery of mobile phone automatically detect and switch is solved by repetition test and design, the wearing behavior making people daily can realize effective generating and charging, and adopt paper battery technology and senior water-proofing treatment to realize 24 hours light wearings free of a burden for people, simple and practical.Being converted into the efficiency of electric energy owing to the invention solves heat energy, it is provided that a kind of passive charging modes, this will change people's new knowledge to the energy, and also the life style for environmental protection opens new road.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the present invention temperature difference electricity generation device structural representation based on one embodiment of charging device of thermo-electric generation；
Fig. 2 is the present invention current rectifying and wave filtering circuit schematic diagram based on one embodiment of charging device of thermo-electric generation；
Fig. 3 is the present invention mu balanced circuit schematic diagram based on one embodiment of charging device of thermo-electric generation；
Fig. 4 is the electrical quantity of Fig. 3 voltage stabilizing chip 7805 adopted；
Fig. 5 is the internal principle schematic of charging management chip of one embodiment of charging device of thermo-electric generation of the present invention；
Fig. 6 is the internal circuit schematic diagram of charging management chip in Fig. 5；
Fig. 7 is the technical parameter of charging management chip in Fig. 5；
Fig. 8 is the pin function of charging management chip in Fig. 5.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The charging device based on thermo-electric generation of the present invention, its structure includes:
As shown in Figure 1, temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, a piece of COLD panel it is equipped with between HOT panel described in two panels, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device.
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device.
In technique scheme, described PN integrated chip is the PN integrated chip of the PN junction being integrated with more than 500,000.Being verified by emulation experiment, on a chips, the PN junction of integrated more than 500,000 can realize the electric energy output of less than 30 ° more than 5V-200mA of the temperature difference, and described chip adopts QFN encapsulation, it is provided that pin, power supply output pin etc. are accessed in thermoae and cold pole.
In technique scheme, described paper battery preferably employs the ultrathin flexible battery FLCB of Taiwan Hui Neng scientific & technical corporation.
Consider to reduce the demand of area, present invention preferably employs the paper battery that the form of 3 5*5*0.33mmFLCB cascade superpositions constitutes the charging device based on thermo-electric generation of the present invention, it can provide the capacity of 1500～2100mAh, it is possible to meets the charge requirement of smart mobile phone.
This kind of ultrathin flexible battery FLCB have employed FPC flexible circuit board and solid electrolyte, and its thickness only has 0.33mm, it is possible to sensitive paper is equally arbitrarily reduced, and puncture, tear, clash into, even gunslinging will not result in leakage.With paper the difference is that, FLCB can also be high temperature resistant, 1300 celsius temperature spray guns burn it without on fire or blast.FLCB also can simultaneously to multiple module for power supply.Battery capacity, the FLCB capacity of one piece of 5*5*0.33mm standard is 200-350mAh.
For convenience of compatible, its charge characteristic of paper battery that this programme adopts is identical with lithium battery, therefore can adopt same set of charge management circuit.
The electric energy that described temperature difference electricity generation device produces, first carry out AC/DC conversion through described current rectifying and wave filtering circuit to filter with ripple, then pass through the buffering of energy-storage travelling wave tube, energy transient state is stored in energy-storage travelling wave tube, it is input in the voltage stabilizing chip of next stage again, voltage stabilizing chip is responsible for producing the normal voltage that charging management chip needs, such as 5V.
This buffering change-over circuit is for the voltage filter exported by temperature difference electricity generation device and stablizes, it is provided that the 5V voltage output of standard, it is to avoid shake ripple voltage and the surge voltage destruction to charging circuit.
As in figure 2 it is shown, in technique scheme, the current rectifying and wave filtering circuit of described buffering change-over circuit adopts the RC-π filter circuit of Universal efficient.
Described voltage stabilizing chip adopts conventional 5V voltage stabilizing chip, and mu balanced circuit is as shown in Figure 3.Described voltage stabilizing chip can adopt LM7805/LM1575T-5.0 etc., and wherein x7805 electrical quantity is as shown in Figure 4, and voltage stabilizing chip input voltage ranges for 3～7V, and output area is 4.8～5.2V.
In technique scheme, described charging management chip, it is preferred to use the charging management chip that lithium battery is special, such that it is able to carry out intelligent charge management according to lithium battery current state.Its internal principle of the special charging management chip of general lithium battery as it is shown in figure 5, physical circuit as shown in Figure 6, its technical parameter as it is shown in fig. 7, pin function as shown in Figure 8.
Described charging management chip has preferably employed possesses self adaptation i.e. applicable single-unit, multisection lithium battery, three grades of charge modes, detection and automatic switching function, under-voltage, overcharge, short circuit, excess temperature, numerical value regulate, the charging management chip of LED deictic function, model such as TI, Freescale Deng Duojia producer, through laboratory actual test after its performance indications all very excellent, all can as the selection of practical application product development, at this without limitation.
The present invention is also provided with a kind of charging bracelet based on thermo-electric generation, and its structure includes:
Bracelet shell, which is provided with charge port, and its enclosed inside has the above-mentioned charging device based on thermo-electric generation；
Concrete, described temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, it is equipped with a piece of COLD panel between a piece of described HOT panel, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device；Further, wherein a piece of HOT panel is positioned at the bracelet shell one side near human arm, and another sheet HOT panel deviates from the one side of human arm towards bracelet shell；
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device；
Suitable charging wire.
In technique scheme, two panels HOT panel is wherein a piece of near human arm, another sheet relies on sunlight to irradiate the generatings such as heat absorption, emergent frictional heat, close pyrotoxin, the combination of two kinds of heat absorption electricity generating principles provides the user more practical generating effect, simultaneously by the darkroom of COLD panel is isolated offer lower temperature and bigger temperature difference.
In technique scheme, described bracelet shell adopts waterproof case, it is preferred to use senior waterproof arranges and can wear when user is had a bath.
Described charging wire preferably employs flexibility, brief charging wire, provides, at bracelet shell, the fixing groove not used on the outer wall of charge port simultaneously, it is possible to being inserted into all the time one end of charging wire in the charge port of charging bracelet, the other end is inserted in fixing groove.Need charging time user one end of charging wire is linked in mobile phone charge port, be then fixed in the fixing groove of bracelet shell when not charging, adopt concealed design, attractive in appearance succinctly.
Certain user can also choose suitable charging wire according to the standard of self mobile phone charging interface, and one end is inserted in the charge port of charging bracelet, and one end is fixed on the draw-in groove of bracelet.
If user needs battery of mobile phone is charged, it is only necessary to one end of charging wire is inserted into mobile phone charge port, the automatic charging to mobile phone can be realized.
When above-mentioned charging bracelet uses, having two ways, one is dress to use, and relies on the body temperature of contact arm side HOT panel and the temperature difference of COLD panel to produce electric energy；Another kind is dependent on sunlight and irradiates, rub and produce electric energy close to the outside HOT panel of thermal source and the temperature difference of COLD panel, and both of which can use simultaneously.
In sum, the present invention realizes the motion energy conversion to electric energy by the introducing of semiconductor temperature differential generating, the design problem that the Reliable Design problem of charging circuit under the efficiency of thermo-electric generation, thermo-electric generation pattern, paper battery and battery of mobile phone automatically detect and switch is solved by repetition test and design, the wearing behavior making people daily can realize effective generating and charging, and adopt paper battery technology and senior water-proofing treatment to realize 24 hours light wearings free of a burden for people, simple and practical.Being converted into the efficiency of electric energy owing to the invention solves heat energy, it is provided that a kind of passive charging modes, this will change people's new knowledge to the energy, and also the life style for environmental protection opens new road.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. the charging device based on thermo-electric generation, it is characterised in that structure includes:
Temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, a piece of COLD panel it is equipped with between HOT panel described in two panels, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device；
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device.
2. the charging device based on thermo-electric generation according to claim 1, it is characterised in that:
Described PN integrated chip is the PN integrated chip of the PN junction being integrated with more than 500,000.
3. the charging device based on thermo-electric generation according to claim 2, it is characterised in that:
Described paper battery adopts the ultrathin flexible battery FLCB of Taiwan Hui Neng scientific & technical corporation.
4. the charging device based on thermo-electric generation according to claim 3, it is characterised in that:
Described paper battery adopts the form of 3 5*5*0.33mmFLCB cascade superpositions to constitute.
5. the charging device based on thermo-electric generation according to claim 4, it is characterised in that:
The current rectifying and wave filtering circuit of described buffering change-over circuit adopts efficient RC-π filter circuit.
6. the charging device based on thermo-electric generation according to claim 5, it is characterised in that:
Described voltage stabilizing chip adopts 5V voltage stabilizing chip.
7. the charging device based on thermo-electric generation according to claim 6, it is characterised in that:
Described charging management chip adopts the charging management chip that lithium battery is special.
8. the charging bracelet based on thermo-electric generation, it is characterised in that structure includes:
Bracelet shell, which is provided with charge port, and its enclosed inside has:
Temperature difference electricity generation device, it includes the HOT panel that two panels is oppositely arranged, it is equipped with a piece of COLD panel between a piece of described HOT panel, it is equipped with a piece of PN integrated chip between described every HOT panel and described COLD panel, so that every HOT panel, its corresponding PN integrated chip constitute a cover electromotor with COLD panel, then pass through cascade and form a set of temperature difference electricity generation device, and, wherein a piece of HOT panel is positioned at the bracelet shell one side near human arm, and another sheet HOT panel deviates from the one side of human arm towards bracelet shell；
Buffering change-over circuit, it is connected to outside described temperature difference electricity generation device, including current rectifying and wave filtering circuit, energy-storage travelling wave tube and voltage stabilizing chip；
Charging management chip, for the Charge Management of lithium battery, it is achieved classification charging, overvoltage protection, overheat protector, short-circuit protection, problem are reported to the police；
Paper battery, is used for storing electric energy produced by temperature difference electricity generation device；
Also include suitable charging wire.
9. the charging bracelet based on thermo-electric generation according to claim 8, it is characterised in that:
Described phone housing provides the fixing groove not used on the outer wall of charge port, it is possible to be inserted into one end of charging wire in the charge port of charging bracelet all the time, and the other end inserts in fixing groove.
10. the charging bracelet based on thermo-electric generation according to claim 9, it is characterised in that:
Described bracelet shell adopts waterproof case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822674.XA CN105790402A (en) | 2014-12-22 | 2014-12-22 | Thermoelectric power generation based charging apparatus and manufactured charging wristband |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822674.XA CN105790402A (en) | 2014-12-22 | 2014-12-22 | Thermoelectric power generation based charging apparatus and manufactured charging wristband |
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| CN105790402A true CN105790402A (en) | 2016-07-20 |
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| CN201410822674.XA Pending CN105790402A (en) | 2014-12-22 | 2014-12-22 | Thermoelectric power generation based charging apparatus and manufactured charging wristband |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109901427A (en) * | 2019-01-09 | 2019-06-18 | 青岛海尔空调器有限总公司 | Energy stores station and control method for energy stores station |
| CN110277821A (en) * | 2019-05-17 | 2019-09-24 | 青岛海信移动通信技术股份有限公司 | A kind of wearable charging unit and chargeable smart machine |
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| CN101686026A (en) * | 2008-09-25 | 2010-03-31 | 英业达股份有限公司 | Handheld electronic device and charging method thereof |
| CN203555262U (en) * | 2013-11-29 | 2014-04-23 | 重庆电子工程职业学院 | Self-charging electronic bracelet |
| CN204304582U (en) * | 2014-12-22 | 2015-04-29 | 张迎春 | The charging bracelet of a kind of charging device based on thermo-electric generation and making thereof |
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| EP1001318A1 (en) * | 1998-11-13 | 2000-05-17 | Seiko Instruments Inc. | Portable wrist device |
| CN101686026A (en) * | 2008-09-25 | 2010-03-31 | 英业达股份有限公司 | Handheld electronic device and charging method thereof |
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| CN204304582U (en) * | 2014-12-22 | 2015-04-29 | 张迎春 | The charging bracelet of a kind of charging device based on thermo-electric generation and making thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109901427A (en) * | 2019-01-09 | 2019-06-18 | 青岛海尔空调器有限总公司 | Energy stores station and control method for energy stores station |
| CN110277821A (en) * | 2019-05-17 | 2019-09-24 | 青岛海信移动通信技术股份有限公司 | A kind of wearable charging unit and chargeable smart machine |
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Application publication date: 20160720 |