CN105490336B - Wearable device and its charging circuit - Google Patents
Wearable device and its charging circuit Download PDFInfo
- Publication number
- CN105490336B CN105490336B CN201510976290.8A CN201510976290A CN105490336B CN 105490336 B CN105490336 B CN 105490336B CN 201510976290 A CN201510976290 A CN 201510976290A CN 105490336 B CN105490336 B CN 105490336B
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- Prior art keywords
- charging
- wearable device
- interface
- mother
- transmission line
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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
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of wearable device and its charging circuit, which includes：Wearable device ontology, wherein the bilateral end of wearable device ontology is respectively arranged with the groove for accommodating Charging transmission line, and the bilateral end of wearable device ontology is also respectively provided with charging coffret mother's mouth；A plurality of Charging transmission line, one end of Charging transmission line is connected with wearable device ontology side, charging coffret male connector is vertically connected on the other end of Charging transmission line, when in the groove of the wearable device ontology side where being completely accommodated in the Charging transmission line in Charging transmission line, the male connector being connected with the Charging transmission line is adapted with female mouth that the side is arranged and is embedded in mother's mouth.Using above-mentioned technical proposal, without individually carrying intelligent charge adapter, portability more preferably, and supports the wearable device charging adapter of a variety of charging interfaces, it allows user to be convenient for carrying, and charging can be completed to intelligence wearing class hardware by daily common electronic product charging interface.
Description
Technical field
The present invention relates to the communications field more particularly to wearable devices and its charging circuit.
Background technology
With becoming increasingly popular for all types of Intelligent hardware products, especially with Intelligent bracelet, wrist-watch is that the intelligence of representative is worn
Class hardware product is worn to be grown rapidly.The Intelligent hardware product of class is dressed due to being limited to small product size and appearance design, is filled
Electrical interface is often special designing, and special charging adapter is needed to charge.
The charging adapter of existing typical case's wearable intelligent hardware product generally by：It the adaptable interface of wearable device and fills
Electrical interface is constituted.When charging, Intelligent hardware is connected on adaptable interface, charging interface connection support the interface power supply or for
In electric equipment, the charging to wearable intelligent hardware is completed.
First, this kind of intelligent charge adapter coordinates the charging mouth line of individual charger and certain fixing model.Such as Fig. 1
With two kinds shown in Fig. 2 typical Intelligent bracelet charging adapters, charging interface is only USB A type male connector interfaces, when charging
The equipment or charger for supporting the type interface can only be used.
Secondly, for the size under these charging adapter normal morphologies in 150mm or more, portability still has room for improvement.Such as
Fruit needs frequent charge, user to also need to individually carry these charging adapters.
Therefore it provides a kind of portability is more preferably, and supports the wearable device charging adapter of a variety of charging interfaces, it is current
Urgent problem to be solved.
Invention content
The object of the present invention is to provide a kind of wearable device and its charging circuits, for solving wearable in the prior art set
Standby intelligent charge adapter needs individually to carry, and can only use the equipment for supporting USB A type male connector interfaces when charging mostly
Or the problem of charger.
According to an aspect of the present invention, a kind of wearable device is provided, which includes：Wearable device ontology,
In, the bilateral end of above-mentioned wearable device ontology is respectively arranged with the groove for accommodating Charging transmission line, above-mentioned wearable device ontology
Bilateral end is also respectively provided with charging coffret mother's mouth；A plurality of above-mentioned Charging transmission line, one end of above-mentioned Charging transmission line with
Above-mentioned wearable device ontology side is connected, and it is public that charging coffret is vertically connected on the other end of above-mentioned Charging transmission line
Head, when in the groove of the wearable device ontology side where being completely accommodated in the Charging transmission line in above-mentioned Charging transmission line, with
The male connector that the Charging transmission line is connected is adapted with female mouth that the side is arranged and is embedded in mother's mouth.
Further, female mouth of a side is Micro mother's USB mouths, the side in the bilateral end of above-mentioned wearable device ontology
The charging coffret male connector of Charging transmission line connection is to support the Micro USB male joints of OTG functions.
Further, when needing to connect external equipment charging and/or data transmission, the Micro of above-mentioned wearable device
USB male joint insertion is supported in Micro mother's USB mouths of external equipment of OTG functions；The outside of above-mentioned support OTG functions and/or
The Micro USB male joints of equipment are embedded in the above-mentioned Micro mothers USB mouth of above-mentioned wearable device.
Further, female mouth of a side is Micro USB Type C female in the bilateral end of above-mentioned wearable device ontology
Mouthful, the charging coffret male connector of the side Charging transmission line connection is Micro USB Type C male connectors.
Further, when needing to connect external equipment charging and/or data transmission, the Micro of above-mentioned wearable device
The insertion of USB Type C male connectors is supported in Micro USB Type mother's C mouths of external equipment of OTG functions；And/or outside is set
Standby Micro USB Type C male connectors are embedded in above-mentioned Micro USB Type mother's C mouths of above-mentioned wearable device.
Further, female mouth of another side is Lightning interface mother's mouths in the bilateral end of above-mentioned wearable device ontology,
Then the charging coffret male connector of the side Charging transmission line connection is Lightning interface male connectors.
Further, when needing connection external equipment to carry out charging and/or data transmission, above-mentioned wearable device
Lightning interface male connectors are embedded in Lightning interface mother's mouths of external equipment；And/or said external equipment
Lightning interface male connectors are embedded in above-mentioned Lightning interfaces mother's mouth of above-mentioned wearable device.
Further, the groove of above-mentioned receiving Charging transmission line is U-type groove.
According to another aspect of the present invention, a kind of charging circuit of above-mentioned wearable device is provided, and uses following technology
Scheme：The circuit includes：Multiple charging interface male connectors and multiple charging interface mother mouths and supplying cell；For each interface
Male connector and each interface mother mouth are connected to the first common point, above-mentioned first common point by one-way conduction Schottky diode
It is connected with the positive output end of above-mentioned supplying cell, the anode of each above-mentioned diode is separately connected above-mentioned interface male connector or interface
The cathode at the ends Vbus of female mouth, each above-mentioned diode is separately connected above-mentioned common point；Each interface male connector and each interface are female
The ends GND of mouth, are connected with the ends GND of above-mentioned supplying cell.
Further, the Shield pins of each interface male connector and each interface mother mouth are connected to the second common point, on
The ends GND that the second common point is connected to above-mentioned supplying cell by the first Transient Suppression Diode are stated, above-mentioned supplying cell is just
The second Transient Suppression Diode is connected between output end and the ends GND.
Technical solution using the present invention, without individually carrying intelligent charge adapter, portability more preferably, and is supported a variety of
The wearable device charging adapter of charging interface, allows user to be convenient for carrying, and can pass through daily common electronic product charging
Mouth is completed to charge to intelligence wearing class hardware.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only one described in the present invention
A little embodiments, for those of ordinary skill in the art, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the wearable device of the embodiment of the present invention；
Fig. 2 is in structure diagram when receiving state for the charging interface of the preferred embodiment of the present invention two；
Fig. 3 is the structural schematic diagram of the charging interface of the preferred embodiment of the present invention one in the open state；And
Fig. 4 is the circuit diagram of the charging circuit of the wearable device of the preferred embodiment of the present invention.
Specific implementation mode
Core of the invention is to provide a kind of wearable device and its charging circuit, for solving wearable in the prior art set
Standby intelligent charge adapter needs individually to carry, and can only use the equipment for supporting USB A type male connector interfaces when charging mostly
Or the problem of charger.
In order to make those skilled in the art more fully understand technical scheme of the present invention, below in conjunction with attached drawing to this hair
It is bright to be further detailed.
According to embodiments of the present invention, a kind of wearable device is provided.
Fig. 1 is the structural schematic diagram of the wearable device of the embodiment of the present invention.As shown in Figure 1, the wearable device includes：Wearing
Apparatus body 10, wherein the bilateral end of above-mentioned wearable device ontology 10 is respectively arranged with the groove 100 for accommodating Charging transmission line,
The bilateral end of above-mentioned wearable device ontology is also respectively provided with charging coffret mother mouth 102；A plurality of above-mentioned Charging transmission line 12,
One end of above-mentioned Charging transmission line is connected with above-mentioned wearable device ontology side, vertical on the other end of above-mentioned Charging transmission line
It is connected with charging coffret male connector 120, the wearing where being completely accommodated in the Charging transmission line in above-mentioned Charging transmission line is set
When in the groove 100 of standby ontology side, the male connector being connected with the Charging transmission line is adapted simultaneously with female mouth that the side is arranged
It is embedded in mother's mouth.
In the present embodiment, charging interface is fully integrated into wearable device itself, while supporting a plurality of types of charging interfaces.
When user uses the wearable device of the program, any individual charging data line need not be carried, can use and be seen everywhere
Daily charging wire rod (Micro usb charging wires and apple Lightning charging wires), greatly improves portable devices.
Wherein, the groove of above-mentioned receiving Charging transmission line can be U-type groove.I.e. Charging transmission line can be with linearly extended
Mode is accommodated in U-type groove.Specifically it may refer to Fig. 2.
Preferably, as shown in figure 3, female mouth of a side can be Micro in the bilateral end of above-mentioned wearable device ontology
The charging coffret male connector of mother's USB mouth, the side Charging transmission line connection is to support the Micro USB male joints of OTG functions.On
The female mouth for stating another side in the bilateral end of wearable device ontology is Lightning interface mother's mouths, then the side Charging transmission line
The charging coffret male connector of connection is Lightning interface male connectors.
In a preferred implementation process, when needing connection external equipment to carry out charging and/or data transmission, above-mentioned wearing is set
Standby Micro USB male joints insertion is supported in Micro mother's USB mouths of external equipment of OTG functions；And/or external equipment
Micro USB male joints are embedded in the above-mentioned Micro mothers USB mouth of above-mentioned wearable device.Similarly, when need connect external equipment into
When row charging and/or data transmission, the Lightning of the Lightning interface male connectors insertion external equipment of above-mentioned wearable device
In interface mother's mouth；And/or the Lightning interface male connectors of said external equipment are embedded in the above-mentioned of above-mentioned wearable device
In Lightning interface mother's mouths.At least one of above-mentioned two male connector and above-mentioned two mother's mouth can be with external equipment (examples
Such as, mobile phone) be connected, external equipment of the wearable device as external equipment, by external equipment to Wearable charge or
Carry out data transmission between person and external equipment.
Preferably, as shown in figure 3, female mouth of a side may be Micro in the bilateral end of above-mentioned wearable device ontology
The charging coffret male connector of USB Type mother's C mouths, the side Charging transmission line connection is Micro USB Type C male connectors.
Female mouth of another side is Lightning interface mother's mouths in the bilateral end of above-mentioned wearable device ontology, then side charging transmission
The charging coffret male connector of line connection is Lightning interface male connectors.
In a preferred implementation process, when needing connection external equipment to carry out charging and/or data transmission, above-mentioned wearing is set
Standby Micro USB Type C male connectors insertion is supported in Micro USB Type mother's C mouths of external equipment of OTG functions；With/
Or, the Micro USB Type C male connectors of external equipment are embedded in above-mentioned Micro USB Type mother's C mouths of above-mentioned wearable device
In.When needing connection external equipment to carry out charging and/or data transmission, the Lightning interface male connectors of above-mentioned wearable device
In Lightning interface mother's mouths of embedded external equipment；And/or in the Lightning interface male connectors insertion of said external equipment
In the above-mentioned Lightning interfaces mother's mouth for stating wearable device.At least one of above-mentioned two male connector and above-mentioned two mother's mouth can
To be connected with external equipment (for example, mobile phone), external equipment of the wearable device as external equipment is worn by external equipment
It wears formula equipment charge or carries out data transmission between external equipment.
For example, external equipment (such as mobile phone) battery capacity is generally even higher in 2000 milliampere hour, intelligent wearable device
It is limited to product size, battery capacity is smaller, and common does not exceed 100 milliampere hour, that is to say, that battery of mobile phone 5% or so
Electricity can meet the electricity needed for most of wearable device Full Charge Capacity.When people go out, when the wearable device out of power the case where
Under, portable mobile phone connection wearable device may be used, charge for wearable device.
Above-mentioned preferred embodiment is further described below in conjunction with the example of Fig. 2 and Fig. 3.
As shown in Figures 2 and 3, which includes：Wearable device main body 1, interface 2, interface 3, interface 4, interface 5,
Charging data line 6, U-type groove 7.
In the present embodiment, it is integrated with 4 kinds in wearable device main body and can be used for the interface of equipment charge, respectively upper figure
In 2,3,4,5 shown in interface；
When charging, corresponding interface is opened, connects charge power supply.
Not rechargeable, the charging interface of equipment is in the state stored completely.Interface 2 can be accommodated in interface 3, interface
4 can be in interface 5, wherein connection equipment and interface 2, and it is corresponding U-shaped that the charging data line 6 of interface 4 can be accommodated in equipment side
In slot 7, it is ensured that wearable device main body tailored appearance.
It should be noted that this wearable device can support a variety of (such as 4 kinds) charging interfaces, user can use everywhere
Visible daily charging wire rod (Micro usb charging wires and apple Lightning charging wires) or handset port complete charging.Tool
When body is embodied on product, the position of interface can flexible topology.When being embodied on product, integrated number of ports
Amount can also be 2 kinds or 3 kinds etc..When being embodied on product, other kinds of charging interface can also be according to this
Solution layout is in Wearable.
The working method of each interface described further below.
Interface 2 could be provided as Micro USB type male connectors, support OTG, can be directly connected to the mobile phone USB for supporting OTG
In female mouth, as the external equipment of mobile phone, charged to Wearable by mobile phone.
Similarly, interface 2 may be set to be Micro USB Type c-type male connectors, and mobile phone mother's USB mouth of OTG is supported in connection
In, as the external equipment of mobile phone, charged to Wearable by mobile phone.
Interface 4 is the Lightning interface male connectors of apple iPhone and iPad, can be directly inserted in iPhone's and iPad
In Lightning interface mother's mouths, as the external equipment of iPhone and iPad, in the case of the permission of ios soft ware authorizations, lead to
IPhone and iPad is crossed to charge to wearable device.
Interface 3 is Micro mother's USB mouths of mark, common Micro USB male joint charging wires can be used to be inserted into interface 3
In for intelligent wearable device charge；
Similarly, interface 3 can also be set as Micro USB Type mother's C mouths, can use common Micro USB Type
C male connector charging wires are inserted into interface 3 and charge for intelligent wearable device；
Interface 5 is Lightning interface mother's mouths of iPhone and iPad, can be used with iPhone and iPad
Lightning charging wires are inserted into interface 5 and charge for intelligent wearable device.
According to embodiments of the present invention, a kind of charging circuit of above-mentioned wearable device is additionally provided.
Fig. 4 is the circuit diagram of the charging circuit of the wearable device of the preferred embodiment of the present invention.As shown in figure 4, charging
Circuit includes：Multiple charging interface male connectors and multiple charging interface mother mouths (J1, J2, J3, J4 in figure) and supplying cell；It is right
In each interface male connector and each interface mother mouth, is connected to by one-way conduction Schottky diode (D1, D2, D3, D4)
One common point, above-mentioned first common point are connected with the positive output end of above-mentioned supplying cell, the anode point of each above-mentioned diode
The ends Vbus of above-mentioned interface male connector or interface mother's mouth are not connected, and the cathode of each above-mentioned diode is separately connected above-mentioned common point；
The ends GND of each interface male connector and each interface mother mouth, are connected with the ends GND of above-mentioned supplying cell.
This programme is considered in the application of actual product, user is in charging, it is possible to occur while use multiple interfaces
The case where charging simultaneously, in order to ensure equipment and charging process safety, the present embodiment is added when charging circuit designs respectively to be filled
The design of electrical interface one-way conduction, D1 to D4 are one-way conduction Schottky diode, the smaller 0.1V or so of pressure drop.Circuit is each
A interface is connected to battery positive output end (ends V+) by single-pass diode, prevents the channelling between each interface, that is, prevents electric current
Another charging interface is reversely flowed into from a charging interface.
Preferably, as shown in figure 4, the Shield pins of each interface male connector and each interface mother mouth to be connected to second male
Concurrent, above-mentioned second common point are connected to the ends GND of above-mentioned supplying cell, above-mentioned confession by the first Transient Suppression Diode (T5)
It is connected with the second Transient Suppression Diode (T6) between the positive output end and the ends GND of battery.
D5 and D6 is as Transient Suppression Diode (TVS), it can be ensured that input voltage amount.It follows that overvoltage is added
Protect circuit, it is ensured that the charging voltage of battery is within the scope of safety.
In conclusion by above-described embodiment provided by the invention, it is integrated with than existing charging adapter a variety of common
Charging interface, broken current wearable device charging adapter and there was only a kind of limitation of charging interface, greatly facilitated user
It is charged to Wearable using most common charging interface in various lives.It also supports to pass through all types of exterior terminal USB simultaneously
Interface charges directly to Wearable.The embodiment of the present invention is integrated with the charging interface of a variety of (such as 4 kinds) types, does not need
Charging adapter other than wearable device significantly improves the convenience of charging.Whole portability design, each charging interface
Hiding, appearance looks elegant can be shunk.The cable-shaped appearance that wearable device charging adapter is substantially at present, when carrying, Yi Yuqi
His electronic equipment power source line data line and earphone cable stir tangle up.And charging interface one end it is exposed metallic plug, easily draw
Hinder other objects.In addition, charging circuit has design protection, charging caused by accessing multiple charging interfaces at the same time in user is prevented
It is dangerous.When not charging, each charging interface can be stored fully, it is ensured that equipment appearance is beautiful.
Above certain exemplary embodiments that the present invention is only described by way of explanation, undoubtedly, for ability
The those of ordinary skill in domain without departing from the spirit and scope of the present invention can be with a variety of different modes to institute
The embodiment of description is modified.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as to the present invention
The limitation of claims.
Claims (10)
1. a kind of wearable device, which is characterized in that including：
Wearable device ontology, wherein the bilateral end of the wearable device ontology is respectively arranged with the groove for accommodating Charging transmission line,
The bilateral end of the wearable device ontology is also respectively provided with charging coffret mother's mouth；
The a plurality of Charging transmission line, one end of the Charging transmission line is connected with wearable device ontology side, described
It is vertically connected with charging coffret male connector on the other end of Charging transmission line, is completely accommodated in this in the Charging transmission line and fills
When in the groove of the wearable device ontology side where electric transmission line, male connector and the side for being connected with the Charging transmission line are set
The female mouth set is adapted and is embedded in mother's mouth.
2. wearable device as described in claim 1, which is characterized in that in the bilateral end of the wearable device ontology side
Female mouth is Micro mother's USB mouths, and the charging coffret male connector of the side Charging transmission line connection is to support OTG functions
Micro USB male joints.
3. wearable device as claimed in claim 2, which is characterized in that charged and/or counted when needing connection external equipment
When according to transmission, Micro mother's USB mouths of the external equipment of OTG functions are supported in the Micro USB male joints insertion of the wearable device
In；And/or the Micro USB male joints of the external equipment are embedded in the Micro mothers USB mouth of the wearable device.
4. wearable device as described in claim 1, which is characterized in that in the bilateral end of the wearable device ontology side
Female mouth is Micro USB Type mother's C mouths, and the charging coffret male connector of the side Charging transmission line connection is Micro USB
Type C male connectors.
5. wearable device as claimed in claim 4, which is characterized in that charged and/or counted when needing connection external equipment
When according to transmission, the Micro of the external equipment of OTG functions is supported in the Micro USB Type C male connectors insertion of the wearable device
In USB Type mother's C mouths；And/or the Micro USB Type C male connectors of external equipment are embedded in the described of the wearable device
In Micro USB Type mother's C mouths.
6. the wearable device as described in claim 2 or 4, which is characterized in that another in the bilateral end of the wearable device ontology
Female mouth of side is Lightning interface mother's mouths, then the charging coffret male connector of the side Charging transmission line connection is
Lightning interface male connectors.
7. wearable device as claimed in claim 6, which is characterized in that charged and/or counted when needing connection external equipment
When according to transmission, in Lightning interface mother's mouths of the Lightning interface male connectors insertion external equipment of the wearable device；With/
Or, the Lightning interface male connectors of the external equipment are embedded in Lightning interfaces mother's mouth of the wearable device.
8. wearable device as described in claim 1, which is characterized in that the groove for accommodating Charging transmission line is U-type groove.
9. a kind of charging circuit of such as wearable device described in any item of the claim 1 to 8, which is characterized in that including：It is multiple
Charging interface male connector and multiple charging interface mother mouths and supplying cell；
For each interface male connector and each interface mother mouth, it is public first to be connected to by one-way conduction Schottky diode
Point, first common point are connected with the positive output end of the supplying cell, and the anode of each diode is separately connected
The cathode at the ends Vbus of the interface male connector or interface mother's mouth, each diode is separately connected first common point；
The ends GND of each interface male connector and each interface mother mouth, are connected with the ends GND of the supplying cell.
10. charging circuit as claimed in claim 9, which is characterized in that each interface male connector and each interface mother mouth
Shield pins are connected to the second common point, and second common point is connected to the confession by the first Transient Suppression Diode
The ends GND of battery are connected with the second Transient Suppression Diode between the positive output end and the ends GND of the supplying cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976290.8A CN105490336B (en) | 2015-12-23 | 2015-12-23 | Wearable device and its charging circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510976290.8A CN105490336B (en) | 2015-12-23 | 2015-12-23 | Wearable device and its charging circuit |
Publications (2)
| Publication Number | Publication Date |
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| CN105490336A CN105490336A (en) | 2016-04-13 |
| CN105490336B true CN105490336B (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510976290.8A Active CN105490336B (en) | 2015-12-23 | 2015-12-23 | Wearable device and its charging circuit |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785945B (en) * | 2016-08-31 | 2022-10-28 | 富泰华工业（深圳）有限公司 | Base with adjustable interface position |
| CN112117810B (en) * | 2020-09-28 | 2022-05-10 | 无锡睿勤科技有限公司 | Charging circuit and charging method suitable for hybrid charger |
| CN114204620B (en) * | 2021-11-01 | 2024-09-13 | 山东信通电子股份有限公司 | Power supply system suitable for multiple power supply modes |
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| CN202281911U (en) * | 2011-09-19 | 2012-06-20 | 上海工程技术大学 | Multifunction wristwatch |
| CN203085911U (en) * | 2013-02-01 | 2013-07-24 | 深圳宝嘉能源有限公司 | Charging male joint and mobile power supply |
| CN203278322U (en) * | 2013-05-20 | 2013-11-06 | 四川品胜电子有限公司 | Mobile power supply with OTG line |
| CN203276850U (en) * | 2013-05-30 | 2013-11-06 | 刘承刚 | Double-interface general U disk and watch |
| CN104467075A (en) * | 2014-11-12 | 2015-03-25 | 浙江西诺电子有限公司 | Business card type mobile power supply |
| CN205265291U (en) * | 2015-12-23 | 2016-05-25 | 武西湖 | Wearing equipment and charging circuit thereof |
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| Publication number | Publication date |
|---|---|
| CN105490336A (en) | 2016-04-13 |
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