CN2735555Y - Ready-to-use handset charger - Google Patents
Ready-to-use handset charger Download PDFInfo
- Publication number
- CN2735555Y CN2735555Y CN 200420029079 CN200420029079U CN2735555Y CN 2735555 Y CN2735555 Y CN 2735555Y CN 200420029079 CN200420029079 CN 200420029079 CN 200420029079 U CN200420029079 U CN 200420029079U CN 2735555 Y CN2735555 Y CN 2735555Y
- Authority
- CN
- China
- Prior art keywords
- charger
- mobile phone
- circuit
- power
- battery
- 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
Links
Classifications
-
- Y02E60/12—
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a ready-to-use handset charger which is characterized in that the charger comprises an energy source box. The energy source box is composed of a casing, a battery pack and a functional circuit. The battery pack and the functional circuit are arranged in the casing. The battery pack and the functional circuit are connected. The functional circuit comprises a DC voltage boosting transformation switching circuit. The utility model has the advantages that the ready-to-use handset charger can be used at will without limitation of time and location and charged by any batteries, increasing the practicability; the ready-to-use handset charger has the function of detecting battery low voltage; the commercial power also can be the energy source for charging a battery; the ready-to-use handset charger has high efficiency and good reliability and belongs to a green energy source design; the heavy ordinary iron core transformer with large volume is abandoned, and thus the charger can be designed with small volume and light weight; the independent design of the energy source box and a patch cord can be suitable for mobiles of different types.
Description
(1) technical field:
The utility model belongs to a kind of charger, and particularly a kind of mobile phone is charger at any time.
(2) background technology:
(comprising what the former factory of mobile phone the provided) charger for mobile phone of Tui Chuing can only be power source with the civil power all in the market, when people are difficult to find available mains power socket on the road, just can't be cell-phone charging, causes many inconvenience and loss.Though public places such as railway station, airport provide coin operated cell-phone charging service recently, but since this type of equipment site very little, when charging the passenger must the original place wait for, the low (monobasic of inserting coins usually of use efficiency-cost ratio, about 15 minutes charging service only is provided, far can not be full of battery of mobile phone), so still can not satisfy the charging requirement of travelling easily and efficiently.Because brand, the model of mobile phone are various at present, the mobile phone of different brands, model and the charging inlet of its coupling are generally all inequality.Existing charger for mobile phone can only charge to the mobile phone of one or more models usually.And the mobile phone model that the cell-phone charging equipment that the public place provides can be supported is limited, and the mobile phone of certain model may cause the charging failure because finding the charging socket that matches.
Conventional batteries (comprising zinc-manganese dioxide dry cell, alkaline battery and NI-G, nickel-hydrogen chargeable cell) can buy everywhere, is a kind of comparatively ideal travelling power supply.Present battery product is very ripe, and they have the advantage that capacity is big, use cost is lower usually; But its output voltage low (single battery voltage is between 1.2 volts to 1.5 usually) can't directly charge to mobile phone as power supply with the conventional using method of single-unit or two joint series connection.The switching voltage converter technique is present mature technique, has the advantage that volume is little, efficient is high, reliability is high, is widely used in the portable type electronic product.This power technology can be with voltage conversion arbitrarily in very wide scope.Utilize sort circuit not only the ac high-voltage of civil power can be transformed into dc low-voltage, also lower direct voltage can be converted to higher direct voltage.At present the Switching Power Supply control integrated circuit chip of existing high integration a spot of peripheral cell of arranging in pairs or groups can be realized above-mentioned functions (application of TinySwitch-II series mini single-chip switching power supply, " power technology application " the 12nd phase of December calendar year 2001; Adopt the monolithic voltage converter to realize the conversion of the handheld device power of battery, " electronics technology " on January 5th, 2000).
(3) summary of the invention:
The purpose of this utility model is to provide a kind of mobile phone charger at any time, the cell-phone charging equipment that this charger can overcome existing charger for mobile phone and public place to be provided can't thoroughly solve the problem that cell-phone battery electric-charge quantity during the journey may exhaust the inconvenience that is brought at any time, do not having under the utilizable situation of civil power, can charge to mobile phone for power supply with the battery pack (as zinc-manganese dioxide dry cell, alkaline battery and NI-G, nickel-hydrogen chargeable cell) that is installed in the charger; Having under the utilizable condition of civil power, can be that power supply charges to mobile phone with the civil power also, and under the situation of the use of the battery pack in charger rechargeable battery, can simultaneously or be separately batteries charging also as the regular handset charger, to save battery, reduce use cost and environmental protection.
The technical scheme that the utility model is adopted for achieving the above object is: a kind of mobile phone is charger at any time, it is characterized in that this charger comprises a power pack; Said power pack is made up of shell, battery pack, functional circuit, and said battery pack, functional circuit are positioned at shell; Said battery pack is connected with functional circuit; Said functional circuit comprises the DC boosting conversion switch circuit.
Above-mentioned said power pack has an accessory power outlet, and said accessory power outlet is connected with the DC boosting conversion switch circuit of functional circuit.
Above-mentioned said power pack has a functional select switch, and said functional select switch input is connected with battery pack, and output is connected with functional circuit; This functional select switch in order to select with civil power or with battery pack be cell-phone charging or in mains-supplied whether to batteries charging.
Above-mentioned said functional circuit can also have ac high-voltage--and the low electric weight of dc low-voltage change over switch power circuit and battery detects and warning circuit; The input of said ac high-voltage--dc low-voltage change over switch power circuit is connected with the mains supply plug; Battery pack concatenation function selector switch is connected to the input of DC boosting conversion switch circuit then also with ac high-voltage--the output of dc low-voltage change over switch power circuit is in parallel; The output of DC boosting conversion switch circuit is connected to accessory power outlet; Low electric weight detection of battery and warning circuit are connected with the output of battery pack.
Above-mentioned said mains supply plug is selected telescopic attaching plug commonly used in miniature portable electrical equipment such as the electric shaver.
Above-mentioned said battery pack is fixed and is electrically connected by elastic sheet metal.
Above-mentioned said power pack is with power pack--switching device for mobile telephone is connected, and said power pack--switching device for mobile telephone is made up of a cable and two plugs, and what be connected with power pack is input plug, and what be connected with mobile phone charging interface is output plug.
Above-mentioned said power pack and power pack--switching device for mobile telephone two parts are separate, and power pack is by the different different mobile phone of patchcord coupling of collocation.
Above-mentioned said battery pack selects to use No. 5 the most general batteries two joint series connection; Said functional select switch is selected small-sized single-pole double-throw switch (SPDT); Said accessory power outlet is selected the small-sized coaxial socket of Φ 3.5mm for use, the Φ 3.5mm coaxial plug that said plug selection matches.
The above-mentioned said output plug that is connected with mobile phone charging interface is according to the supporting use of mobile phone charging interface type, with coaxial plug or flat plug.
User of the present utility model is: during actual the use, use power pack--the mobile phone patchcord is connected the power pack accessory power outlet with mobile phone charging interface; When not having civil power to utilize, the closure function selector switch is selected with battery-powered, and then the DC boosting conversion switch circuit can be by battery-powered and by the socket output direct voltage for cell-phone charging; But as the civil power time spent, the attaching plug of charger is inserted commercial power socket, then ac high-voltage--dc low-voltage change over switch power circuit can be the DC boosting conversion switch circuit dc low-voltage is provided, and this dc low-voltage can be to cell-phone charging after being boosted by the DC boosting conversion switch circuit; This moment, then charger was separately a cell-phone charging if disconnect the functional select switch of connecting with battery pack; Closure function selector switch, then ac high-voltage--dc low-voltage change over switch power circuit is simultaneously to batteries charging if under the condition of battery pack use rechargeable battery; Obviously, this charger can be a batteries charging separately under not to the situation of cell-phone charging also.As long as charger work, the low electric weight of battery detects and warning circuit continuous detecting battery voltage, crosses when battery voltage and sends sound or light alarm signal when low, reminds in time more to renew battery or to its charging.
The obtainable beneficial effect of the utility model is: 1, compare with existing mobile phone traveling charger, because the available battery that can buy everywhere is a power supply, so the use of this charger is not subjected to the restriction in time, place, really accomplished with using with filling.And from actual use angle, charger can strengthen practicality by any powered battery (as zinc-manganese dioxide dry cell, alkaline battery, NI-G, nickel-hydrogen chargeable cell); 2, have the low electric weight measuring ability of battery, remind in time more to renew battery, avoid running down of battery and influence use; 3, can be power source charges with civil power, and can with save battery power, reduce use cost battery charge; 4, because internal circuit all adopts switching power circuit, the efficient height, good reliability belongs to the green power supply design; Simultaneously owing to given up the big and heavy common appendiron core transformer of volume, thus this charger can design small and light; 5, the independent design of power pack and patchcord can be with different patchcord coupling different model mobile phone, makes the user change a patchcord under need only the situation at needs when changing mobile phone and gets final product.
(4) description of drawings:
Fig. 1 is the mobile phone overall structure figure of charger at any time;
Fig. 2 is a mobile phone charger circuit theory diagram at any time;
Fig. 3 is the mobile phone circuit theory diagrams of charger at any time;
Wherein 1 is plastic casing, and 2 is battery pack (No. 5 battery * 2), and 3 is elastic sheet metal, 4 is telescopic attaching plug, and 5 is the functional circuit plate, and 6 is accessory power outlet, 7 is input plug, and 8 is transit cable, and 9 is coaxial plug, 10 is the flat plug, and 11 is the mains supply plug, and 12 is mobile phone, 41 is functional select switch, 51 is the DC boosting conversion switch circuit, and 52 is ac high-voltage--dc low-voltage change over switch power circuit, 53 are low electric weight detection of battery and warning circuit.
(5) embodiment:
Below in conjunction with accompanying drawing the utility model is further specified, but the present invention is not limited to following embodiment.
Embodiment, a kind of mobile phone be charger at any time, it is characterized in that this charger comprises a power pack a; Said power pack a is made up of shell 1, battery pack 2, functional circuit 5, and said battery pack 2, functional circuit 5 are positioned at shell 1; Said battery pack 2 is connected with functional circuit 5; Said functional circuit 5 comprises DC boosting conversion switch circuit 51.
Above-mentioned said power pack a has an accessory power outlet 6, and said accessory power outlet 6 is connected with the DC boosting conversion switch circuit 51 of functional circuit 5.
Above-mentioned said power pack a has a functional select switch 41, and said functional select switch 41 inputs are connected with battery pack 2, and output is connected with functional circuit 5.
Above-mentioned said functional circuit 5 can also have ac high-voltage--and dc low-voltage change over switch power circuit 52 detects and warning circuit 53 with the low electric weight of battery; The input of said ac high-voltage--dc low-voltage change over switch power circuit 52 is connected with mains supply plug 11; Battery pack 2 concatenation function selector switches and 42 are connected to the input of DC boosting conversion switch circuit 51 then with ac high-voltage--the output of dc low-voltage change over switch power circuit 52 is in parallel; The output of DC boosting conversion switch circuit 51 is connected to accessory power outlet 6; The low electric weight of battery detects and warning circuit 53 is connected with the output of battery pack 2.
Above-mentioned said mains supply plug 11 is selected telescopic attaching plug 4 commonly used in miniature portable electrical equipment such as the electric shaver.
Above-mentioned said battery pack 2 is fixed and is electrically connected by elastic sheet metal 3.
Above-mentioned said power pack a is with power pack--switching device for mobile telephone b is connected, said power pack--switching device for mobile telephone b is made up of a cable 8 and two plugs, what be connected with accessory power outlet among the power pack a is input plug 7, and what be connected with mobile phone 12 charging inlets is output plug 9.
Above-mentioned said power pack a and power pack--switching device for mobile telephone b two parts are separate, power pack a is by the different different mobile phone 12 of patchcord 8 couplings of collocation.
Above-mentioned said battery pack 2 selects to use No. 5 the most general batteries two joint series connection; Said functional select switch 41 is selected small-sized single-pole double-throw switch (SPDT); Said accessory power outlet 6 is selected the small-sized coaxial socket of Φ 3.5mm for use, the Φ 3.5mm coaxial plug 9 that said input and output plug selection matches.
The above-mentioned said output plug that is connected with mobile phone charging interface is according to the supporting use of mobile phone charging interface type, with coaxial plug 9.
Followingly further specifically describe with reference to accompanying drawing: in Fig. 1, in the power pack a that is made by plastic casing 1, a battery case that holds the battery pack 2 that No. 5 batteries series connection of two joints constitute is set, battery pack 2 is fixing and be electrically connected by elastic sheet metal 3; The one telescopic attaching plug 4 that only the civil power plug metal film is stretched out or withdraws is installed, to be convenient for carrying with attractive in appearance in power pack; Battery pack 2 and attaching plug 4 by lead be loaded with functional circuit 5 and be connected; Functional circuit 5 connects accessory power outlet 6, by it and power pack--the input plug 7 of mobile phone patchcord is connected, input plug 7 is connected with mobile phone end plug by transit cable 8, because mobile phone charging interface does not in the market have unified standard, therefore according to the cell phone manufacturer, the model difference that cooperate, linking to each other the plug of an end with mobile phone can be according to the supporting use of mobile phone charging interface type, for example coaxial plug shown in the figure 9 or flat plug 10.
It is the Switching Power Supply of on-off controller that ac high-voltage shown in Figure 2--dc low-voltage change over switch power circuit 53 is selected with TNY264, TNY264 is a kind of high performance single-chip switching power supply controller, it can constitute small-power, efficient switch power supply cheaply with a small amount of peripheral cell, can under the wide electric main scope of 265V, work at 85V, power output is not less than 4W, can satisfy the power requirement of cell-phone charging fully; And DC boosting conversion switch circuit 51 has been selected the booster type dc voltage changer of MAX1701 with a small amount of peripheral cell formation, reason is that MAX1701 has the energy conversion efficiency more than 90%, can work being low to moderate under the supply voltage of 0.7V, output voltage at 2.5V to adjustable between the 5.5V, High Output Current reaches 500mA under the condition of No. 5 powered battery output voltage 5.5V of two joints, can satisfy the demand of cell-phone charging fully, and the integrated low electric weight measuring ability of battery in the chip makes among Fig. 2 the low electric weight of battery detect and the function of warning circuit 53 can be finished together by it.
In circuit shown in Figure 3; under the condition that has civil power to use; the civil power alternating voltage is converted to direct voltage through rectifier bridge BR; C1 obtains high direct voltage through filter capacitor; diode D1, R1, C2 constitute transformer T1 primary coil clamping protective circuit, and the peak voltage that produces when TNY264 internal power field effect transistor is turn-offed is limited in the safe scope.C3 is a shunt capacitance, for TNY264 inside provides 5.8V power supply.Transformer T1 can adopt the EE13 magnetic core of small size, and primary coil uses the enamelled wire of diameter 0.18mm around 134 circles, and the secondary enamelled wire of diameter 0.38mm of using is around 8 circles.The induced potential that secondary coil produces obtains dc low-voltage by capacitor C 4, C5 filtering after Schottky diode D2 rectification, its voltage is determined by light-emitting diode forward voltage drop among the optical coupler U2 (about 1V) and the clamp voltage sum of voltage stabilizing didoe D3.Resistance R 2 is kept by the electric current among the D3, is operated near the voltage stabilizing didoe operating current to guarantee it.Selecting the voltage stabilizing value is the voltage stabilizing didoe D3 of 2.2V, makes output voltage about 3.2V, overcharges when avoiding No. 5 batteries chargings and causes danger.The battery pack BT1 concatenation function selector switch S1 that is made of No. 5 battery series connection of two joints is connected in parallel on C4, C5 two ends.
The DC voltage booster circuit part constitutes the step-up switching power supply circuit by MAX1701 and inductance L 1, Schottky diode D4, current-limiting resistance R3, shunt capacitance C6, C7 and filter capacitor C8, C9, and output voltage is by a pup J-Horner J1 output.Inductance L 2 is used small-sized magnetic bead, to suppress the switching noise of circuit.Output voltage can selected between the 2.5V to 5.5V by regulator potentiometer VR2.In addition, green LED D5 is as the work indication, and R5 is its current-limiting resistance.Potentiometer VR1 regulates the voltage threshold that it can determine the not enough alarm of electric weight as the input of MAX1701 internal electrical quantity not sufficient testing circuit.When No. 5 battery pack BT1 voltages were reduced to this threshold value, red light emitting diodes D6 lighted, and reminded and in time changed battery.R4 is its current-limiting resistance.
Claims (10)
1, a kind of mobile phone charger at any time is characterized in that this charger comprises a power pack; Said power pack is made up of shell, battery pack, functional circuit, and said battery pack, functional circuit are positioned at shell; Said battery pack is connected with functional circuit; Said functional circuit comprises the DC boosting conversion switch circuit.
2, according to the said a kind of mobile phone of claim 1 charger at any time, it is characterized in that said power pack has an accessory power outlet, said accessory power outlet is connected with the DC boosting conversion switch circuit of functional circuit.
3, according to the said a kind of mobile phone of claim 1 charger at any time, it is characterized in that said power pack has a functional select switch, said functional select switch input is connected with battery pack, and output is connected with functional circuit.
4, according to claim 1 or 3 said a kind of mobile phones charger at any time, it is characterized in that said functional circuit comprises ac high-voltage---the low electric weight of dc low-voltage change over switch power circuit and battery detects and warning circuit; The input of said ac high-voltage---dc low-voltage change over switch power circuit is connected with the mains supply plug; Battery pack concatenation function selector switch and ac high-voltage---the output of dc low-voltage change over switch power circuit is in parallel, is connected to the input of DC boosting conversion switch circuit then; The output of DC boosting conversion switch circuit is connected to accessory power outlet; Low electric weight detection of battery and warning circuit are connected with the output of battery pack.
5,, it is characterized in that said mains supply plug selects telescopic attaching plug commonly used in miniature portable electrical equipment such as the electric shaver according to the said a kind of mobile phone of claim 4 charger at any time.
6,, it is characterized in that said battery pack is fixing and be electrically connected by elastic sheet metal according to the said a kind of mobile phone of claim 1 charger at any time.
7, according to the said a kind of mobile phone of claim 1 charger at any time, it is characterized in that said power pack and power pack---switching device for mobile telephone is connected, said power pack---switching device for mobile telephone is made up of a cable and two plugs, what be connected with power pack is input plug, and what be connected with mobile phone charging interface is output plug.
8, according to the said a kind of mobile phone of claim 7 charger at any time, it is characterized in that said power pack and power pack---switching device for mobile telephone two parts are separate, and power pack is by the different different mobile phone of patchcord coupling of collocation.
9,, it is characterized in that said functional select switch selects small-sized single-pole double-throw switch (SPDT) according to the said a kind of mobile phone of claim 3 charger at any time.
10, according to the said a kind of mobile phone of claim 7 charger at any time, it is characterized in that the said output plug that is connected with mobile phone charging interface according to the supporting use of mobile phone charging interface type, with coaxial plug or flat plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029079 CN2735555Y (en) | 2004-05-31 | 2004-05-31 | Ready-to-use handset charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029079 CN2735555Y (en) | 2004-05-31 | 2004-05-31 | Ready-to-use handset charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2735555Y true CN2735555Y (en) | 2005-10-19 |
Family
ID=35265422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420029079 Expired - Fee Related CN2735555Y (en) | 2004-05-31 | 2004-05-31 | Ready-to-use handset charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2735555Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291003B (en) * | 2007-04-16 | 2010-10-27 | 华硕电脑股份有限公司 | Battery pack with exchangeable batteries and electronic equipment thereof |
| CN102064584A (en) * | 2010-12-30 | 2011-05-18 | 深圳市华域无线技术有限公司 | Improved power interface of wireless fixed station module |
| CN106849250A (en) * | 2017-03-03 | 2017-06-13 | 歌尔股份有限公司 | A kind of electronic equipment |
-
2004
- 2004-05-31 CN CN 200420029079 patent/CN2735555Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291003B (en) * | 2007-04-16 | 2010-10-27 | 华硕电脑股份有限公司 | Battery pack with exchangeable batteries and electronic equipment thereof |
| CN102064584A (en) * | 2010-12-30 | 2011-05-18 | 深圳市华域无线技术有限公司 | Improved power interface of wireless fixed station module |
| CN106849250A (en) * | 2017-03-03 | 2017-06-13 | 歌尔股份有限公司 | A kind of electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101690607B1 (en) | Portable backup power supply | |
| CN201278420Y (en) | Intelligent multifunctional electric power socket | |
| AU710580B3 (en) | Improved device of a micro mobile phone battery charger | |
| CN205945204U (en) | Modular emergent guarantee power | |
| US7688026B2 (en) | Energy storage mobile charging adapter and energy storing method for the same | |
| KR20040071636A (en) | Charger for mobile phone and operation method for the same and charging apparatus for mobile phone and charging method for the same | |
| CN113165524A (en) | Vehicle-mounted low-voltage battery charging circuit and electric automobile | |
| CN2659003Y (en) | Three-power-supply charging device | |
| CN2610549Y (en) | Charger for mobile phone | |
| CN202353283U (en) | Universal combined solar charger | |
| CN2735555Y (en) | Ready-to-use handset charger | |
| CN2192103Y (en) | Intelligent charging cell for mobile telephone | |
| CN115441723A (en) | Power supply conversion device | |
| CN201054555Y (en) | Mobile combined portable power supply | |
| CN107394846A (en) | A kind of car emergency power supply | |
| CN2393251Y (en) | Capacity-adjustable charger | |
| CN202206166U (en) | Multipath output handset charger with commercial power adapter interface | |
| CN2877051Y (en) | Multipurpose emergent cell phone charger | |
| CN206850536U (en) | A kind of simple and practical radio energy-transmitting charger | |
| CN2406404Y (en) | Mobile telephone charger with computer general used serial collecting-gang interface | |
| CN214314630U (en) | BMS power management circuit | |
| CN2620386Y (en) | Charger for mobile phone | |
| CN202940628U (en) | Multifunctional charger for civil electric motor car | |
| CN218102671U (en) | Charger capable of circularly switching charging current by one key | |
| CN209313484U (en) | Rechargeable battery case with electric quantity indication function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |