CN202616841U - Business mobile charger - Google Patents
Business mobile charger Download PDFInfo
- Publication number
- CN202616841U CN202616841U CN 201220252412 CN201220252412U CN202616841U CN 202616841 U CN202616841 U CN 202616841U CN 201220252412 CN201220252412 CN 201220252412 CN 201220252412 U CN201220252412 U CN 201220252412U CN 202616841 U CN202616841 U CN 202616841U
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- charging
- circuit
- output
- power supply
- direct
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a business mobile charger including a storage battery, a stabilized power supply which generates a DC voltage by means of commercial power to supply power to the storage battery, a charging control circuit which controls the DC voltage output from the stabilized power supply to charge the storage battery, a DC-DC circuit which converts the output voltage of the storage battery to the charging voltage of digital products, a direct charging circuit which directly charges the digital products by means of the stabilized power supply, wherein, the input end of the direct charging circuit is connected to the DC output end of the stabilized power supply, and the output end of the direct charging circuit and the output end of the DC-DC circuit are parallelly connected to a charging output interface. Because the mobile charger provided is provided with the direct charging circuit which directly charges the digital products by the commercial power, the mobile charger provided is capable of charging the digital products while charging the storage battery of the business mobile charger itself, thereby saving time.
Description
Technical field
The utility model relates to field of power supplies, particularly a kind of mobile charger that utilizes USB interface for the electronic product charging.
Background technology
Portable power source also is " mobile charger ", " stand-by power supply ", " charger for emergency ", " uninterrupted power supply ", " externally hanging battery ", " external battery ", " backup battery ", " digital charging companion ".The portable power source notion is along with popularizing with increasing fast of present digital product grows up, and its definition is exactly convenient portative big capacity portable power supply.
Portable portable power source is also claimed commercial mobile charger; The mobility of commercial affairs mobile charger is meant that product can be under mobile status, and (for example tourism, meeting, charger not at one's side or under the inconvenient charge condition) brought into play its function; Promptly in anywhere (any place); Anytime (any time) does not receive limitation ground to digital product power supply or charging, gives steady and sure sense truly, makes the quality of live and work be able to promote.Especially give cell-phone charging very convenient.
The versatility of commercial affairs mobile charger is meant that product can be fit to the digital product of maximum magnitude.Be that mobile charger can be multiple digital product services such as mobile phone, MP3, MP4, PDA, game machine (PSP etc.), bluetooth earphone, digital camera, CD player, language repeater, DV, portable DVD player, laptop computer.In fact; Moreover, commercial mobile charger can use at any pocket equipment (usb electric light, usb eyes massager that meets USB On-the-Go (USB-OTG) through the usb cable; Usb electric coffee pot etc. or the like) on, as the power supply supply of the most convenient that moves.
At present, the kind of commercial mobile charger is a lot, and general structure is; With the storage battery is the center, and having through civil power or other power supply is charge in batteries, after storage battery is full of electricity; Utilize electric energy that storage battery deposits through the DC-DC circuit will, the storage battery output voltage is for conversion into digital product and charges behind the needed voltage to the digital product charging or directly for digital product provides suitable power supply, so commercial mobile charger can provide power supply for a lot of digital products; But it is not enough at storage battery electric energy own; And can not be when civil power is arranged, so that using mobile charger when supporting, also need use a direct charger that adopts civil power to charge as digital product as digital product directly to the digital product charging; When increasing the use cost of digital product, also increased the inconvenience when digital product carries.
The utility model content
The utility model when battery tension own is not enough, can not utilize the deficiency of civil power for digital product charging or power supply to present commercial mobile charger, and a kind of commercial mobile charger is provided.
The utility model is that the technical scheme that its technical purpose of realization is adopted is: a kind of commercial mobile charger; Comprise storage battery; Utilize civil power to produce the stabilized voltage power supply of direct voltage to charge in batteries; The direct voltage of control stabilized voltage power supply output is to the charging control circuit of described charge in batteries; Convert the output voltage of storage battery the DC-DC circuit of digital product charging voltage into, the output of described DC-DC circuit connects the output charging inlet of commercial mobile charger, also comprises utilizing described stabilized voltage power supply directly to be the direct charging circuit of digital product charging; The dc output end of the described stabilized voltage power supply of input termination of described direct charging circuit, the output-parallel of the output of described direct charging circuit and described DC-DC circuit connects the output charging inlet.
Further, in the above-mentioned commercial mobile charger: also comprise the charge protector that described charge in batteries is protected, described charge protector links to each other with storage battery with described charging control circuit respectively.
Further, in the above-mentioned commercial mobile charger: described charge protector comprises additives for overcharge protection circuit and over-discharge protection circuit.
Further, in the above-mentioned commercial mobile charger: described stabilized voltage power supply is a Switching Power Supply, and the ac input end of described Switching Power Supply connects civil power, and its dc output end connects described charging control circuit and direct charging circuit.
Further; In the above-mentioned commercial mobile charger: described storage battery, stabilized voltage power supply, charging control circuit, DC-DC circuit and direct charging circuit are arranged in the charger case; Described charger case is provided with civil power input interface and charging output interface; The charging output voltage of described charging output interface is 5V; The interface physical form is a USB interface, and the 5V power line in the described USB interface is connected with the 5V output of described DC-DC circuit and the 5V end of direct charging circuit respectively.
Further, in the above-mentioned commercial mobile charger: on described charger case, also be provided with the charging display lamp, described charging display lamp is electrically connected with described charging control circuit.
Further, in the above-mentioned commercial mobile charger: on described charger case, also being provided with selection is that the digital product charging still is the switch of digital product charging by described direct charging circuit by described DC-DC circuit.
The utility model is owing to be provided with in mobile charger directly by the direct charging circuit of civil power to the digital product charging, to the charge in batteries of this commercial charger itself time, can charge to save time to digital product simultaneously.
Below will combine accompanying drawing and embodiment, the utility model will be carried out comparatively detailed explanation.
Description of drawings
Fig. 1 is the utility model commercial affairs mobile charger theory diagram.
Embodiment
Embodiment 1 is shown in 1; Present embodiment is a kind of commercial mobile charger for multiple digital product service such as mobile phone, MP3, MP4, PDA, game machine (PSP etc.), bluetooth earphone, digital camera, CD player, language repeater, DV, portable DVD player, laptop computer; As shown in the figure: this commercial affairs mobile charger comprises storage battery; Utilize civil power to produce the stabilized voltage power supply of direct voltage to charge in batteries; The direct voltage of control stabilized voltage power supply output is to the charging control circuit of described charge in batteries; Convert the output voltage of storage battery the DC-DC circuit of digital product charging voltage into, utilizing described stabilized voltage power supply is the direct charging circuit of digital product charging directly, and wherein: the output of DC-DC circuit connects the output charging inlet of commercial mobile charger; The dc output end of the described stabilized voltage power supply of input termination of direct charging circuit, directly the output of charging circuit and the output-parallel of DC-DC circuit connect the output charging inlet.
In the product of present embodiment, in order to guarantee the useful life of storage battery, also comprise the charge protector that charge in batteries is protected, charge protector links to each other with storage battery with described charging control circuit respectively.Charge protector comprises additives for overcharge protection circuit and over-discharge protection circuit.In addition, in the present embodiment, the storage battery of employing is a lithium battery, puts and overcharge protection circuit owing to be provided with the mistake of lithium battery, and the commercial mobile charger in the present embodiment is long especially useful life, uses the product price ratio of present embodiment high especially.
Stabilized voltage power supply is a Switching Power Supply in the product of present embodiment, and the ac input end of Switching Power Supply connects civil power, and its dc output end connects described charging control circuit and direct charging circuit.
In addition; The product appearance of present embodiment is exquisite; Storage battery, stabilized voltage power supply, charging control circuit, DC-DC circuit and direct charging circuit are arranged in the charger case, and charger case is provided with civil power input interface and charging output interface, and the charging output voltage of charging output interface is 5V; The interface physical form is a USB interface, and the 5V power line in the USB interface is connected with the 5V output of DC-DC circuit and the 5V end of direct charging circuit respectively.On charger case, also be provided with the charging display lamp, described charging display lamp is electrically connected with described charging control circuit.In addition, on charger case, also being provided with selection is that the digital product charging still is the switch of digital product charging by direct charging circuit by the DC-DC circuit.
The product main performance of present embodiment:
AC input: 100～240V 50Hz
USB output: 5V500MA
Method for using:
1. connect the AC electricity, SW1 places OFF bright to internal battery charging green light, is full of green light and turns off the light.
2. connect the AC electricity, SW1 places OFF directly to give the power supply of electronic digital product.
3. internal battery SW1 places ON to give the power supply of electronic digital product.
The product advantage:
1. built-in lithium battery had and put, and overcharged and short-circuit protection function, and battery has electric quantity indication function;
2. high performance Switching Power Supply, voltage adaptation wide ranges and perfect protective circuit, working stability is reliable,
3. profile is light and handy, and is easy to carry, simple to operate.
Claims (7)
1. commercial mobile charger; Comprise storage battery; Utilize civil power to produce the stabilized voltage power supply of direct voltage to charge in batteries; The direct voltage of control stabilized voltage power supply output is to the charging control circuit of described charge in batteries; Convert the output voltage of storage battery the DC-DC circuit of digital product charging voltage into, the output of described DC-DC circuit connects the output charging inlet of commercial mobile charger, it is characterized in that: also comprise and utilize described stabilized voltage power supply directly to be the direct charging circuit of digital product charging; The dc output end of the described stabilized voltage power supply of input termination of described direct charging circuit, the output-parallel of the output of described direct charging circuit and described DC-DC circuit connects the output charging inlet.
2. a kind of commercial mobile charger according to claim 1 is characterized in that: also comprise the charge protector that described charge in batteries is protected, described charge protector links to each other with storage battery with described charging control circuit respectively.
3. a kind of commercial mobile charger according to claim 2, it is characterized in that: described charge protector comprises additives for overcharge protection circuit and over-discharge protection circuit.
4. a kind of commercial mobile charger according to claim 1 is characterized in that: described stabilized voltage power supply is a Switching Power Supply, and the ac input end of described Switching Power Supply connects civil power, and its dc output end connects described charging control circuit and direct charging circuit.
5. according to arbitrary described a kind of commercial mobile charger in the claim 1 to 4; It is characterized in that: described storage battery, stabilized voltage power supply, charging control circuit, DC-DC circuit and direct charging circuit are arranged in the charger case; Described charger case is provided with civil power input interface and charging output interface; The charging output voltage of described charging output interface is 5V; The interface physical form is a USB interface, and the 5V power line in the described USB interface is connected with the 5V output of described DC-DC circuit and the 5V end of direct charging circuit respectively.
6. a kind of commercial mobile charger according to claim 5 is characterized in that: on described charger case, also be provided with the charging display lamp, described charging display lamp is electrically connected with described charging control circuit.
7. a kind of commercial mobile charger according to claim 5 is characterized in that: on described charger case, also being provided with selection is that the digital product charging still is the switch of digital product charging by described direct charging circuit by described DC-DC circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220252412 CN202616841U (en) | 2012-05-31 | 2012-05-31 | Business mobile charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220252412 CN202616841U (en) | 2012-05-31 | 2012-05-31 | Business mobile charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202616841U true CN202616841U (en) | 2012-12-19 |
Family
ID=47350511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220252412 Expired - Fee Related CN202616841U (en) | 2012-05-31 | 2012-05-31 | Business mobile charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202616841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377779A (en) * | 2014-11-27 | 2015-02-25 | 天津市盘石纳新科技股份有限公司 | Portable charger for financial system |
| CN105207279A (en) * | 2014-06-12 | 2015-12-30 | 青岛海信移动通信技术股份有限公司 | Charge and discharge circuit and mobile terminal |
-
2012
- 2012-05-31 CN CN 201220252412 patent/CN202616841U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207279A (en) * | 2014-06-12 | 2015-12-30 | 青岛海信移动通信技术股份有限公司 | Charge and discharge circuit and mobile terminal |
| CN104377779A (en) * | 2014-11-27 | 2015-02-25 | 天津市盘石纳新科技股份有限公司 | Portable charger for financial system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20150531 |
|
| EXPY | Termination of patent right or utility model |