CN201829969U - Emergency universal charger with back charging function - Google Patents
Emergency universal charger with back charging function Download PDFInfo
- Publication number
- CN201829969U CN201829969U CN2010202618025U CN201020261802U CN201829969U CN 201829969 U CN201829969 U CN 201829969U CN 2010202618025 U CN2010202618025 U CN 2010202618025U CN 201020261802 U CN201020261802 U CN 201020261802U CN 201829969 U CN201829969 U CN 201829969U
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- module
- powered
- lithium battery
- universal charger
- direct current
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Abstract
The utility model relates to a charger, in particular to an emergency universal charger, which can be used for charging electric appliances through commercial power or batteries. The emergency universal charger comprises a casing, wherein a placing position of a charged lithium battery, a power supply plug and a battery compartment are arranged on the casing, a circuit board is arranged in the casing, an alternating current power supply module connected with the power supply plug is arranged on the circuit board, the alternating current power supply module and a direct current power supply module are connected with a lithium battery polarity detection module through a switch control module, and a back charging module is arranged between the switch control module and the direct current power supply module. The charger can be used for charging the lithium battery through the commercial power or dry batteries arranged in the battery compartment in work and can also be used for charging the dry batteries arranged in the battery compartment through the commercial power. When multiple choices of charging modes are provided for users, the condition of needing an additional charger for charging the dry batteries in the existing products is avoided.
Description
Technical field
The utility model designs a kind of charger, especially a kind of emergent universal charger that charges to electrical appliance by civil power or battery.
Background technology
Along with popularizing of portable digital and communication apparatus, people usually will be with charger miscellaneous in out on tours or when going on business, give mobile phone, the battery charge of equipment such as camera, in order to allow people can give various lithium cell chargings easily, exist universal charger on the market in a large number, it comprises a housing, housing is provided with placement position and the attaching plug that is recharged lithium battery, be provided with circuit board in the housing, attaching plug connects civil power, go up a lithium cell charging of placing for the placement position by circuit board, but when not having commercial power socket in user's environment of living in, this universal charger then can't be worked.
In order to address this problem, the patent No. provides a kind of new solution for 200820049777.7 patent, it is provided with the battery compartment of an installation dry cell on housing, the dry cell contact is connected with circuit board in the battery compartment, when can't obtaining civil power, can come to go up the lithium cell charging of placing by dry cell to placing the position, remedied above-mentioned deficiency, but the dry cell in the battery compartment adopts not chargeable dry cell or rechargeable cell to use, when adopting not chargeable dry cell, the long-term cost that uses is higher and use amount of batteries big, makes user's use cost big and be unfavorable for environmental protection; If use rechargeable cell, the charger that then needs to carry a rechargeable cell in addition to replenish electric weight to dry cell, has finally still influenced user's the convenience that carries and use.
Summary of the invention
The purpose of this utility model provide a kind of can be to the anti-emergent universal charger of function that fills of the band that dry cell in the battery compartment charges.
To achieve these goals, the utility model adopts following structure:
It comprises a housing, housing is provided with the placement position that is recharged lithium battery, attaching plug and battery compartment, be provided with circuit board in the housing, circuit board is provided with the AC-powered module that is connected with attaching plug, the powered by direct current module that is connected with battery compartment, the AC-powered module is connected lithium battery polarity detection module with the powered by direct current module, lithium battery polarity detection module connects the lithium battery contact of placing on the position, its improvement is: described AC-powered module is connected with lithium battery polarity detection module by a switch control module with the powered by direct current module, is provided with an anti-mold filling piece between described switch control module and the powered by direct current module.
Preferably, described switch control module also connects a USB input/output module.
Preferably, described switch control module comprise a SK-22D03 switch charge normal with battery compartment in the switching of battery charge.
Preferably, described AC-powered module comprises a pressure unit, and described pressure unit output voltage is near 7.5V.
Preferably, comprise one or more batteries position in the described battery compartment, described powered by direct current module comprises a boosting unit.
Preferably, the USB input/output module comprises a constant pressure and flow control circuit.
Preferably, described lithium battery polarity detection module comprises that a model is the IC of CT358X.
Owing to adopted such scheme, the utility model not only can charge to lithium battery by the dry cell in civil power and the battery compartment when work, and can charge to the dry cell in the battery compartment by civil power, when providing the charging modes of multi-selection for the user, more having eliminated existing product also needs to be equipped with in addition the situation that charger charges to dry cell.
Description of drawings
Fig. 1 is the modular structure schematic diagram of the utility model embodiment;
Fig. 2 is the physical circuit figure of the utility model embodiment.
The utility model purpose, function and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
As shown in Figure 1, the anti-emergent universal charger of function that fills of the band of present embodiment comprises a housing, housing is provided with the placement position that is recharged lithium battery, attaching plug and battery compartment, be provided with circuit board in the housing, circuit board is provided with the AC-powered module 1 that is connected with attaching plug, the powered by direct current module 2 that is connected with battery compartment, AC-powered module 1 is connected lithium battery polarity detection module 3 with powered by direct current module 2, lithium battery polarity detects 3 modules and connects the lithium battery contact 4 of placing on the position, described AC-powered module 1 is connected with lithium battery polarity detection module 3 by a switch control module 5 with powered by direct current module 2, is provided with an anti-mold filling piece 6 between described switch control module 4 and the powered by direct current module 2.Use the situation of USB interface as power input interface in order to satisfy some digital equipments, the described switch control module 5 of present embodiment also connects a USB input/output module 7.
In the present embodiment, described AC-powered module 1 comprises a pressure unit 11, and described pressure unit 11 output voltages are near 7.5V.Comprise one or more batteries position in the described battery compartment, described powered by direct current module 2 comprises a boosting unit 21.When in battery compartment, only placing one to three joint No. five or No. seven dry cells, by boosting unit 21 voltage is appreciated and to export about 5.6V; Directly output charging when placing the dry cell of four to eight joints in the battery compartment.The USB input/output module comprises a constant pressure and flow control circuit, to satisfy the needs of different mobile phones, digital equipment lithium battery.
As described in Figure 2, the physical circuit of present embodiment is realized can be real-time according to Fig. 2 mid point physical circuit figure, switch control module described in the present embodiment comprise a SK-22D03 switch charge normal with battery compartment in the switching of battery charge, described lithium battery polarity detection module comprises that a model is the IC of CT358X.
During use,, can externally charge to lithium battery or USB interface by the battery in civil power or the battery compartment when switch during at normal gear; When switch is in anti-when filling gear, the power supply that connects by civil power or USB interface charges to the dry cell in the battery compartment.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (7)
1. the anti-emergent universal charger of function that fills of a band, comprise a housing, housing is provided with the placement position that is recharged lithium battery, attaching plug and battery compartment, be provided with in the battery compartment, be provided with circuit board in the housing, circuit board is provided with the AC-powered module that is connected with attaching plug, the powered by direct current module that is connected with battery compartment, the AC-powered module is connected lithium battery polarity detection module with the powered by direct current module, lithium battery polarity detection module connects the lithium battery contact of placing on the position, it is characterized in that: described AC-powered module is connected with lithium battery polarity detection module by a switch control module with the powered by direct current module, is provided with an anti-mold filling piece between described switch control module and the powered by direct current module.
2. the anti-emergent universal charger of function that fills of band as claimed in claim 1, it is characterized in that: described switch control module also connects a USB input/output module.
3. band as claimed in claim 2 is counter to fill the emergent universal charger of function, it is characterized in that: described switch control module comprise a SK-22D03 switch charge normal with battery compartment in the switching of battery charge.
4. the anti-emergent universal charger of function that fills of band as claimed in claim 3, it is characterized in that: described AC-powered module comprises a pressure unit, described pressure unit output voltage is near 7.5V.
5. the anti-emergent universal charger of function that fills of band as claimed in claim 4, it is characterized in that: comprise one or more batteries position in the described battery compartment, described powered by direct current module comprises a boosting unit.
6. the anti-emergent universal charger of function that fills of band as claimed in claim 5, it is characterized in that: the USB input/output module comprises a constant pressure and flow control circuit.
7. the anti-emergent universal charger of function that fills of band as claimed in claim 6, it is characterized in that: described lithium battery polarity detection module comprises that a model is the IC of CT358X.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202618025U CN201829969U (en) | 2010-07-16 | 2010-07-16 | Emergency universal charger with back charging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202618025U CN201829969U (en) | 2010-07-16 | 2010-07-16 | Emergency universal charger with back charging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201829969U true CN201829969U (en) | 2011-05-11 |
Family
ID=43968483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202618025U Expired - Fee Related CN201829969U (en) | 2010-07-16 | 2010-07-16 | Emergency universal charger with back charging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201829969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185368A (en) * | 2011-05-12 | 2011-09-14 | 鸿富锦精密工业（深圳）有限公司 | Charger |
| CN116190896A (en) * | 2023-04-25 | 2023-05-30 | 成都署信科技有限公司 | High-capacity portable energy storage power supply and control method |
-
2010
- 2010-07-16 CN CN2010202618025U patent/CN201829969U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185368A (en) * | 2011-05-12 | 2011-09-14 | 鸿富锦精密工业（深圳）有限公司 | Charger |
| CN116190896A (en) * | 2023-04-25 | 2023-05-30 | 成都署信科技有限公司 | High-capacity portable energy storage power supply and control method |
| CN116190896B (en) * | 2023-04-25 | 2023-07-07 | 成都署信科技有限公司 | High-capacity portable energy storage power supply and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20130716 |