CN208656473U - A kind of wireless charging mobile phone shell back splint - Google Patents
A kind of wireless charging mobile phone shell back splint Download PDFInfo
- Publication number
- CN208656473U CN208656473U CN201821490676.3U CN201821490676U CN208656473U CN 208656473 U CN208656473 U CN 208656473U CN 201821490676 U CN201821490676 U CN 201821490676U CN 208656473 U CN208656473 U CN 208656473U
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- wireless charging
- phone shell
- rechargeable battery
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of wireless charging mobile phone shell back splints, it include: the mobile phone shell shell for accommodating mobile phone, it is arranged in the intracorporal rechargeable battery of mobile phone shell shell, the wireless charging module being connected with the rechargeable battery and the insulation board being set to above the rechargeable battery, the mobile phone shell shell is equipped with charging interface and wireless charging receiving coil, the output end of the charging interface and the wireless charging receiving coil is connected with the input terminal of the rechargeable battery by control circuit module, the wireless charging module includes power management module and wireless charging transmitting coil, the output end of the rechargeable battery is connect with the input terminal of the power management module, the output end of the power management module is connect with the input terminal of the wireless charging transmitting coil.The utility model is easy to carry, installs and uses simplicity, can protect mobile phone that can carry out wireless charging to mobile phone whenever and wherever possible again, have very strong practicability.
Description
Technical field
The utility model relates to Cellphone Accessories technical field, more particularly to a kind of wireless charging mobile phone shell back
Folder.
Background technique
Now, mobile phone has become an indispensable equipment in people's life, but not with cell-phone function
Disconnected extension, the following high consumption problem of mobile phone electricity also gradually highlight.The charging modes of existing mobile phone include external power supply
It directly fills or is charged using charger baby, directly the mode of filling relies on alternating current to external power supply, is unable to satisfy people and charges whenever and wherever possible
Demand, although and charger baby charging mode can charge at any time to mobile phone, during the charging process very influence people
Use to mobile phone.Based on this, back splint mobile phone shell is come into being, and back splint mobile phone shell is melted mobile power source and mobile phone shell
It closes, is provided simultaneously with charger, protective shell and backup battery triple functions.But existing back splint mobile phone shell is to use at present
Wired mode is that mobile phone charges, and for a long time, the connector lug at position of charging is easy to cracking, poor contact occur even
The problems such as fractureing.
Currently, in the market support wireless charging function Mobile phone is increasing and wireless charging technology
The reduction of development and production cost, the advantages such as wireless charging mode, safety convenient with it start gradually to be favored by people.Cause
How wireless charging mode and existing back splint mobile phone shell, to be combined by this, to obtain a kind of wireless charging function of supporting
The problem of mobile phone shell is those skilled in the art's urgent need to resolve.
Utility model content
In view of this, the present invention provides a kind of wireless charging mobile phone shell back splints.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of wireless charging mobile phone shell back splint, comprising: for accommodating the mobile phone shell shell of mobile phone, being arranged in the mobile phone shell
It the intracorporal rechargeable battery of shell, the wireless charging module being connected with the rechargeable battery and is set to above the rechargeable battery
Insulation board, the mobile phone shell shell is equipped with charging interface and wireless charging receiving coil, the charging interface and described
The output end of wireless charging receiving coil is connected with the input terminal of the rechargeable battery by control circuit module, described wireless
Charging module includes power management module and wireless charging transmitting coil, the output end of the rechargeable battery and the power management
The input terminal of module connects, and the output end of the power management module is connect with the input terminal of the wireless charging transmitting coil.
By using above-mentioned technical proposal, the utility model utilizes electromagnetic induction principle, is carried on the back by wireless charging mobile phone shell
The included coil of folder carries out energy coupling realization and charges the phone and charge to itself rechargeable battery, has and is convenient for carrying, makes
With simple functional effect, it can protect mobile phone that can carry out wireless charging to mobile phone whenever and wherever possible again, avoid by wired
Mode be connected on mobile phone to charging process bring is troublesome and existing hidden danger.
Based on the above technical solution, the utility model can also make following improvement:
Preferably, indicator light is connected on the circuit of the rechargeable battery, the mobile phone shell shell is equipped with and the finger
Show the compatible lamp hole of lamp, user can intuitively understand wireless charging mobile phone shell back by the indicator light light appeared in lamp hole
The current working status of folder.
Preferably, the indicator light includes the battery capacity indication lamp of charging indicator light and the display electric quantity of rechargeable battery.
Preferably, charging is equipped between the output end of the rechargeable battery and the input terminal of the power management module to open
It closes, which can control rechargeable battery to realize its charge function.
Preferably, the accommodating chamber envisaged underneath of the mobile phone shell shell is outer male structure, the rechargeable battery and described
Wireless charging module is placed in the outer male structure, so both ensure that the stabilization of rechargeable battery and wireless charging module work
Property, while the other function of mobile phone shell will not be influenced.
Preferably, the insulation board is adapted with the shape of the mobile phone shell housing accommodating chamber and structure, and insulation board is set to
Above rechargeable battery, fixed function is not only played to it, but also is played the role of accordingly insulating and be protected.
Preferably, the wireless charging receiving coil is tightly attached to the bottom of chamber of the mobile phone shell housing accommodating chamber, can be improved
Electromagnetic energy coupling efficiency on wireless charger and wireless charging mobile phone shell back splint between two coupling coils.
Preferably, the wireless charging transmitting coil is tightly attached to the bottom surface of the insulation board, and wireless charging electric hand can be improved
Electromagnetic energy coupling efficiency on casing back splint and mobile phone between two coupling coils.
It can be seen via above technical scheme that compared with prior art, the utility model, which discloses, provides a kind of wireless charging
Electric hand casing back splint, the mobile phone shell back splint utilize electromagnetic induction principle, are wirelessly realized by electromagnetic energy from a bit
To the energy transmission of another point, brought so that rechargeable battery avoids to be connected on mobile phone by wired mode to charging process
Trouble and existing hidden danger, such as: because of no wet contact, avoid the danger of electric shock；Simultaneously also because no energization connects
The presence of point, does not have loss caused by mechanical wear and arcing when connecting and separating etc., common charging has been solved perfectly
The problem of charging jack of mobile phone shell connection mobile phone always fractures；It no longer needs to connect with electric wire when the mobile phone is charging, avoid a plurality of
The trouble that electric wire is mutually wound.
The utility model is easy to carry, installs and uses simple and convenient, can protect mobile phone again can be whenever and wherever possible to mobile phone
Charging, and because without exposed electrical transmission element, therefore there is no the risk being eroded by the water and oxygen in the air, it compares
In existing mobile phone shell back splint, service life is greatly improved.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 attached drawing is overall structure diagram provided by the utility model；
Fig. 2 attached drawing is fractionation structural representation provided by the utility model.
Wherein, in figure,
1- mobile phone shell shell；2- rechargeable battery；3- wireless charging transmitting coil；4- power management module；5- insulation board；6-
Charging interface；7- indicator light；8- charge switch；9- wireless charging receiving coil.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, 2, the utility model embodiment discloses a kind of wireless charging mobile phone shell back splint, the mobile phone shell back splint
Including for accommodating mobile phone mobile phone shell shell 1, be arranged in mobile phone shell shell 1 rechargeable battery 2, be connected with rechargeable battery 2
The wireless charging module connect and the insulation board 5 being set to above rechargeable battery 2.The utility model uses electromagnetic induction principle,
Energy coupling is carried out by coil and realizes the transmitting of energy, and then realizes mobile phone shell back splint to the wireless charging function of mobile phone.
The utility model is not limited only to apply on mobile phone, other include the portable handheld terminals such as tablet computer or other may be into
It can carry out being correspondingly improved application on the electronic equipment of row wireless charging and also belong to the protection scope of the utility model.
As shown in Fig. 2, the mobile phone shell shell 1 in the utility model embodiment is the rectangle shape of general mobile phone protecting case
The border structure of shape, structure and mobile phone is adapted, and can provide bradyseism protection when dropping for mobile phone.In mobile phone shell shell 1
Lower bottom end is equipped with charging interface 6, is also close to be equipped with wireless charging receiving coil 9 on the bottom of chamber of 1 accommodating chamber of mobile phone shell shell
(the wireless charging receiving coil 9 in the utility model includes receiving coil ontology and DC converting circuit), charging interface 6 and nothing
The output end of line charge electricity receiving coil 9 is connected with the input terminal of rechargeable battery 2 by control circuit module.According to above-mentioned knot
Structure, the mobile phone shell back splint can connect charging interface 6 by common phone charger line, fill to rechargeable battery 2 or mobile phone
Electricity；Wireless charger can also be connected using the wireless charging receiving coil 9 carried on mobile phone shell shell 1, to rechargeable battery 2 or
The charging of person's mobile phone.
Wireless charging module in the utility model embodiment includes power management module 4 and wireless charging transmitting coil 3,
The output end of rechargeable battery 2 is connect with the input terminal of power management module 4, the output end and wireless charging of power management module 4
The input terminal of transmitting coil 3 connects, specific work process are as follows: the direct current or direct exported by 2 output end of rechargeable battery
The direct current transmitted by charging interface 6, wireless charging receiving coil 9 has source crystal oscillator inversion by power management module 4
It is converted into high-frequency alternating current supply wireless charging transmitting coil 9 (i.e. primary coil), while mobile phone is equipped with corresponding wireless charging
Electric receiving coil (i.e. secondary coil) couples energy by primary and secondary two inductance coils, and the electric current of secondary coil output is through connecing
Being changing into direct current by conversion circuit is charging mobile phone battery.
The method that can be charged to mobile phone and mobile phone shell back splint there are two types of being set in the utility model embodiment: the first, it will
Mobile phone is installed on the utility model, when the mobile phone shell back splint is connected to common phone charger line or wireless charger
When, control circuit module can select first to charge to mobile phone without rechargeable battery 2, after mobile phone charging complete, control
Circuit transfers to control again the charging of the rechargeable battery 2 into mobile phone shell back splint；Second, mobile phone is installed on the utility model,
Be not connected to external power supply directly pass through the mobile phone shell back splint to mobile phone wireless charge when, be first turned on 2 output end of rechargeable battery with
(as shown in Figure 1, for convenience of controlling, which is set to hand to the charge switch 8 being arranged between 4 input terminal of power management module
In shell body 1), then rechargeable battery 2 will pass through circuit by the electricity wherein stored in the form of direct current by power supply pipe
Module 4 is managed, by there is source crystal oscillator inversion to be converted into high-frequency alternating current supply wireless charging transmitting coil 3 (i.e. primary coil), together
Shi Shouji is equipped with corresponding wireless charging receiving coil (i.e. secondary coil), couples energy by primary and secondary two inductance coils
Amount, the electric current of secondary coil output are received conversion circuit to be changing into direct current to be charging mobile phone battery.
In order to advanced optimize technical solution, as shown in Figure 1, the utility model embodiment is on the circuit of rechargeable battery 2
It is connected to indicator light 7, the indicator light 7 adaptation is mounted on the lamp hole of mobile phone shell shell 1, is shown by the different variations of light
The different charged states of mobile phone shell back splint and the state of charge of rechargeable battery, to people to prompt accordingly.
In order to advanced optimize technical solution, the accommodating chamber envisaged underneath of mobile phone shell shell 1 in the utility model embodiment
For outer male structure, rechargeable battery 2 and wireless charging module are placed in outer male structure, the top of outer male structure again by and mobile phone shell
The compatible insulation board 5 of the shape and structure of 1 accommodating chamber of shell covers, and so the device both in external male structure forms stabilization
It is fixed, while playing the role of insulation protection again.And the design of outer male structure also makes the utility model have more Fashion Design sense,
Improve its aesthetics.
Further, in the utility model embodiment wireless charging transmitting coil 3 be tightly attached to insulation board 5 bottom surface and
The bottom of chamber that wireless charging receiving coil 9 is tightly attached to 1 accommodating chamber of mobile phone shell shell is for the spacing reduced between coupling coil,
Improve the efficiency of electromagnetic energy coupling.
When the utility model is used, charger line or wireless charging can be connected when external mains supply charges at one's leisure
Electric appliance first charges to mobile phone, then charges to the rechargeable battery 2 in mobile phone shell back splint；When user's outdoor activity is inconvenient to connect
When connecing mains supply, the charge switch 8 on the wireless charging mobile phone shell back splint can be opened, realizes rechargeable battery 2 to mobile phone
Wireless charging.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of wireless charging mobile phone shell back splint characterized by comprising for accommodating the mobile phone shell shell of mobile phone, setting exists
The intracorporal rechargeable battery of the mobile phone shell shell, the wireless charging module being connected with the rechargeable battery and it is set to described fill
Insulation board above battery, the mobile phone shell shell are equipped with charging interface and wireless charging receiving coil, the charging
The output end of interface and the wireless charging receiving coil is connected with the input terminal of the rechargeable battery by control circuit module
Connect, the wireless charging module includes power management module and wireless charging transmitting coil, the output end of the rechargeable battery with
The input terminal of the power management module connects, the output end of the power management module and the wireless charging transmitting coil
Input terminal connection.
2. a kind of wireless charging mobile phone shell back splint according to claim 1, it is characterised in that: the circuit of the rechargeable battery
On be connected with indicator light, the mobile phone shell shell is equipped with lamp hole compatible with the indicator light.
3. a kind of wireless charging mobile phone shell back splint according to claim 2, it is characterised in that: the indicator light includes charging
The battery capacity indication lamp of indicator light and the display electric quantity of rechargeable battery.
4. a kind of wireless charging mobile phone shell back splint according to claim 1, it is characterised in that: the output of the rechargeable battery
Charge switch is equipped between end and the input terminal of the power management module.
5. a kind of wireless charging mobile phone shell back splint according to claim 1, it is characterised in that: the appearance of the mobile phone shell shell
Chamber envisaged underneath of receiving is outer male structure, and the rechargeable battery and the wireless charging module are placed in the outer male structure.
6. a kind of wireless charging mobile phone shell back splint according to claim 1 or 5, it is characterised in that: the insulation board and institute
The shape and structure for stating mobile phone shell housing accommodating chamber are adapted.
7. a kind of wireless charging mobile phone shell back splint according to claim 1, it is characterised in that: the wireless charging receives line
Circle is tightly attached to the bottom of chamber of the mobile phone shell housing accommodating chamber.
8. a kind of wireless charging mobile phone shell back splint according to claim 1, it is characterised in that: the wireless charging emission lines
Circle is tightly attached to the bottom surface of the insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490676.3U CN208656473U (en) | 2018-09-12 | 2018-09-12 | A kind of wireless charging mobile phone shell back splint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490676.3U CN208656473U (en) | 2018-09-12 | 2018-09-12 | A kind of wireless charging mobile phone shell back splint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208656473U true CN208656473U (en) | 2019-03-26 |
Family
ID=65792622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821490676.3U Expired - Fee Related CN208656473U (en) | 2018-09-12 | 2018-09-12 | A kind of wireless charging mobile phone shell back splint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208656473U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111343305A (en) * | 2020-02-28 | 2020-06-26 | Oppo广东移动通信有限公司 | Protective shell |
| CN112019658A (en) * | 2019-05-31 | 2020-12-01 | 北京小米移动软件有限公司 | Housing for mobile terminal |
-
2018
- 2018-09-12 CN CN201821490676.3U patent/CN208656473U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112019658A (en) * | 2019-05-31 | 2020-12-01 | 北京小米移动软件有限公司 | Housing for mobile terminal |
| CN111343305A (en) * | 2020-02-28 | 2020-06-26 | Oppo广东移动通信有限公司 | Protective shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20210912 |