CN208623372U - A kind of phone charger structure - Google Patents
A kind of phone charger structure Download PDFInfo
- Publication number
- CN208623372U CN208623372U CN201821381889.2U CN201821381889U CN208623372U CN 208623372 U CN208623372 U CN 208623372U CN 201821381889 U CN201821381889 U CN 201821381889U CN 208623372 U CN208623372 U CN 208623372U
- Authority
- CN
- China
- Prior art keywords
- circuit module
- battery
- output end
- toggle switch
- charger
- 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 phone charger structures, including charger shell, the outside of the charger shell is provided with plug, USB interface and toggle switch, and the inside of the charger shell is equipped with the first AC-DC circuit module, the 2nd AC-DC circuit module, battery and DC-DC circuit module.The utility model realizes mains electricity input end to the charge function of battery by the first AC-DC circuit module, realize battery to the charge function of external mobile phone by DC-DC circuit module, charge function of the mains electricity input end directly to external mobile phone is realized using the 2nd AC-DC circuit module, realize that the energization of the 2nd AC-DC circuit module and USB interface connects by toggle switch, or the energization connection of DC-DC circuit module and USB interface, when needing simultaneously to charge to mobile phone and battery, the plug of charger is accessed into mains electricity input end, by realizing that the energization of the 2nd AC-DC circuit module and USB interface connects using toggle switch, circuit structure is simple, it is easily achieved.
Description
Technical field
The utility model relates to phone charger technical fields.
Background technique
Phone charger and mobile power source are the requirement of life, often can all be carried when travelling outdoors.
Existing mobile power source is mainly configured there are two function, and first is charged to the storage batteries in mobile power source
Function, second is to carry out charge function to equipment such as external mobile phones using storage batteries.But people are past in trip now
It is past only to carry a phone charger and a mobile power source, when mobile phone and mobile power source out of power simultaneously, user
It can only be highly inconvenient for user using charger to mobile phone or the one of progress charging operations of mobile power source.
Utility model content
Technical problem to be solved by the utility model is: providing a kind of multi-functional phone charger.
The solution that the utility model solves its technical problem is:
A kind of phone charger structure, including charger shell, the outside of the charger shell are provided with plug, USB
Interface and toggle switch, the inside of the charger shell are equipped with the first AC-DC circuit module, the 2nd AC-DC circuit mould
Block, battery and DC-DC circuit module, the plug respectively with the first AC-DC circuit module input terminal and the 2nd AC-DC
Circuit module input terminal is connected, and the first AC-DC circuit module output end is connected to the battery, the battery and DC-DC
Circuit module input terminal is connected, and the toggle switch is single-pole double throw toggle switch, and the toggle switch includes a non-moving end
And two moved ends, the 2nd AC-DC circuit module output end and DC-DC circuit module output end respectively with toggle switch
Two moved ends be connected, the non-moving end of the toggle switch is electrically connected with USB interface.
As a further improvement of the above technical scheme, the DC-DC circuit module includes booster type switch chip, electricity
Sense, switching tube, diode and capacitor, the booster type switch chip output end are connected with switch controlled end, the electric power storage
Pond is connected by inductance with switching tube output end, and the switching tube output end is connected with diode cathode, the diode cathode
By capacity earth, the diode cathode is electrically connected with a moved end of toggle switch.
As a further improvement of the above technical scheme, the booster type switch chip model MAX1771.
As a further improvement of the above technical scheme, the charger further includes battery capacity indication module, the charger
Hull outside is additionally provided with indicator light, and the battery capacity indication module input is connected to the battery, the battery capacity indication module output
End is connected with indicator light.
As a further improvement of the above technical scheme, the battery capacity indication module includes the voltage prison of model XC61CC
Chip is controlled, the voltage monitoring chip input terminal is connected to the battery, and the voltage monitoring chip output is connected with indicator light.
As a further improvement of the above technical scheme, the charger further includes clock module, the charger shell
Outside is additionally provided with display screen, and the clock module is connected with display screen.
The beneficial effects of the utility model are: the utility model realizes mains electricity input end by the first AC-DC circuit module
To the charge function of battery, realize that battery to the charge function of external mobile phone, utilizes second by DC-DC circuit module
AC-DC circuit module realizes charge function of the mains electricity input end directly to external mobile phone, realizes the 2nd AC-DC by toggle switch
The energization of circuit module and USB interface connects or the energization of DC-DC circuit module and USB interface connection, right simultaneously when needing
When mobile phone and battery are charged, the plug of charger is accessed into mains electricity input end, by realizing the using toggle switch
The energization of two AC-DC circuit modules and USB interface connects, and circuit structure is simple, it is easy to accomplish.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the phone charger structural schematic diagram of the utility model；
Fig. 2 is the circuit module frame figure of the utility model；
Fig. 3 is the DC-DC circuit module principle figure of the utility model.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.In addition, all connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific implementation feelings
Condition, by adding or reducing connection auxiliary, Lai Zucheng more preferably connection structure.Each technical characteristic in the invention,
It can be with combination of interactions under the premise of not conflicting conflict.
Referring to Fig.1~Fig. 3, the utility model discloses one kind can be achieved at the same time to mobile phone and storage battery charging operation
Charger construction, including charger shell 1, the outside of the charger shell 1 is provided with plug 2, USB interface 3 and dials
Dynamic switch 4, the inside of the charger shell 1 is equipped with the first AC-DC circuit module, the 2nd AC-DC circuit module, battery
And DC-DC circuit module, the plug 2 respectively with the first AC-DC circuit module input terminal and the 2nd AC-DC circuit module
Input terminal is connected, and the first AC-DC circuit module output end is connected to the battery, the battery and DC-DC circuit module
Input terminal is connected, and the toggle switch 4 is single-pole double throw toggle switch, and the toggle switch 4 includes a non-moving end and two
A moved end, the 2nd AC-DC circuit module output end and DC-DC circuit module output end respectively with toggle switch 4 two
A moved end is connected, and the non-moving end of the toggle switch 4 is electrically connected with USB interface 3.Specifically, the utility model passes through the first AC-
DC circuit module realizes that mains electricity input end to the charge function of battery, realizes battery to outside by DC-DC circuit module
The charge function of mobile phone is realized charge function of the mains electricity input end directly to external mobile phone using the 2nd AC-DC circuit module, is led to
It crosses toggle switch 4 and realizes that the 2nd AC-DC circuit module is connect with the energization of USB interface 3 or DC-DC circuit module connects with USB
It is defeated to be accessed alternating current when needing simultaneously to charge to mobile phone and battery by the energization connection of mouth 3 for the plug 2 of charger
Enter end, by realizing that the 2nd AC-DC circuit module is connect with the energization of USB interface 3 using toggle switch 4, circuit structure
Simply, it is easy to accomplish.
Preferred embodiment is further used as, in specific embodiment of the present invention, to realize battery and mobile phone
The matching of voltage between battery, the DC-DC circuit module include booster type switch chip, inductance, switching tube, diode and
Capacitor, the booster type switch chip output end are connected with switch controlled end, and the battery is defeated by inductance and switching tube
Outlet is connected, and the switching tube output end is connected with diode cathode, and the diode cathode passes through capacity earth, two pole
Pipe cathode is electrically connected with a moved end of toggle switch 4.
More specifically, the booster type switch chip model MAX1771, the booster type switch chip of the model is used
Be a kind of follow-on current limliting PFM control mode, limit induction charging electric current, make its be no more than a certain peak point current, both protected
The low quiescent current of traditional PFM has been held, while also there is very high efficiency at heavier loads, and due to limiting peak value electricity
Stream, is achieved with satisfied output ripple using the peripheral cell of very small volume, in this way convenient for reduction circuit cost and circuit
Size.
It is further used as preferred embodiment, in specific embodiment of the present invention, the charger further includes electricity
Indicating module is measured, is additionally provided with indicator light 5, the battery capacity indication module input and battery phase outside the charger shell 1
Even, the battery capacity indication module output end is connected with indicator light 5.By the setting of the battery capacity indication module, convenient for users to
The battery remaining capacity of charger internal is observed.
More specifically, the battery capacity indication module includes the voltage monitoring chip of model XC61CC, the voltage monitoring
Chip input terminal is connected to the battery, and the voltage monitoring chip output is connected with indicator light 5, wherein the voltage of the model
The element of peripheral circuit needed for monitoring chip is few, and the complexity of circuit is effectively reduced.
Preferred embodiment is further used as, in specific embodiment of the present invention, when the charger further includes
Clock module, display screen 6 is additionally provided with outside the charger shell 1, and the clock module is connected with screen 6 is shown.Pass through
The setting of the clock module is recognized the charging time of current battery or external mobile phone in real time convenient for user, is prevented
Charging time is too long to damage battery or mobile phone.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (6)
1. a kind of phone charger structure, it is characterised in that: including charger shell (1), the outside of the charger shell (1)
It is provided with plug (2), USB interface (3) and toggle switch (4), the inside of the charger shell (1) is equipped with the first AC-
DC circuit module, the 2nd AC-DC circuit module, battery and DC-DC circuit module, the plug (2) respectively with the first AC-
DC circuit module input terminal and the 2nd AC-DC circuit module input terminal are connected, the first AC-DC circuit module output end with
Battery is connected, and the battery is connected with DC-DC circuit module input, and the toggle switch (4) is that single-pole double throw is stirred
Switch, the toggle switch (4) include a non-moving end and two moved ends, the 2nd AC-DC circuit module output end with
And DC-DC circuit module output end is connected with two moved ends of toggle switch (4) respectively, the non-moving end of the toggle switch (4)
It is electrically connected with USB interface (3).
2. a kind of phone charger structure according to claim 1, it is characterised in that: the DC-DC circuit module includes
Booster type switch chip, inductance, switching tube, diode and capacitor, the booster type switch chip output end and switch are managed
End processed is connected, and the battery is connected by inductance with switching tube output end, the switching tube output end and diode cathode phase
Even, the diode cathode is electrically connected by capacity earth, the diode cathode with a moved end of toggle switch (4).
3. a kind of phone charger structure according to claim 2, it is characterised in that: the booster type switch chip model
For MAX1771.
4. a kind of phone charger structure according to claim 1, it is characterised in that: further include battery capacity indication module, institute
It states and is additionally provided with indicator light (5) outside charger shell (1), the battery capacity indication module input is connected to the battery, the electricity
Amount indicating module output end is connected with indicator light (5).
5. a kind of phone charger structure according to claim 4, it is characterised in that: the battery capacity indication module includes type
Number voltage monitoring chip for being XC61CC, the voltage monitoring chip input terminal is connected to the battery, the voltage monitoring chip
Output end is connected with indicator light (5).
6. a kind of phone charger structure according to claim 1, it is characterised in that: it further include clock module, it is described to fill
Display screen (6) is additionally provided with outside casing for electric appliances (1), the clock module is connected with display screen (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381889.2U CN208623372U (en) | 2018-08-24 | 2018-08-24 | A kind of phone charger structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381889.2U CN208623372U (en) | 2018-08-24 | 2018-08-24 | A kind of phone charger structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208623372U true CN208623372U (en) | 2019-03-19 |
Family
ID=65716150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821381889.2U Expired - Fee Related CN208623372U (en) | 2018-08-24 | 2018-08-24 | A kind of phone charger structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208623372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899976A (en) * | 2018-08-24 | 2018-11-27 | 佛山科学技术学院 | A kind of phone charger structure |
-
2018
- 2018-08-24 CN CN201821381889.2U patent/CN208623372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899976A (en) * | 2018-08-24 | 2018-11-27 | 佛山科学技术学院 | A kind of phone charger structure |
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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 |
Granted publication date: 20190319 Termination date: 20200824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |