CN2932801Y

CN2932801Y - Mobile phone charger

Info

Publication number: CN2932801Y
Application number: CN 200620117095
Authority: CN
Inventors: 洪皇江
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-26
Filing date: 2006-06-26
Publication date: 2007-08-08
Anticipated expiration: 2016-06-26

Abstract

The utility model discloses a charging device for mobile phone. The utility model is characterized in that a converting circuit is arranged in a converter body, the converting circuit comprises an alternating current/direct current converting circuit and a direct current/alternating current converting circuit, the output ends of the alternating current/direct current converting circuit and the direct current/alternating current converting circuit are integrally connected with the output end of a charge power supply, the output end of the charge power supply is simultaneously connected with the input end of the direct current supply, the input end of the alternating current/direct current converting circuit is connected with an alternating current supply plug, and the input end of the direct current/alternating current converting circuit is connected with a vehicular power plug. The charging device of the utility model has the advantages that the alternating current, the vehicular power supply or the computer output direct current supply can be converted to the direct current charge power supply using the novel design, and the mobile phone can be charged through the output end of the charge power supply.

Description

Charger for mobile phone

Technical field

The utility model refers to a kind of charger that can select multi-form input power supply after changing mobile phone to be charged especially about a kind of charger for mobile phone.

Background technology

Mobile phone is the Communication Equipment of quite popularizing at present, but mobile phone inside has the battery of recharge, to provide the mobile phone running required electric power, charging for the convenience of the users, general mobile phone all can be furnished with trip and fill, allow the user not need battery by taking out in the mobile phone, be connected and utilize trip to fill with mobile phone, can directly charge to battery, see also Fig. 4, shown in 5, the trip of prior art fills and can be divided into 60 two kinds of family expenses charger 50 and vehicle chargers, the input 51/61 of this household electrical appliances/vehicle charger 50/60 is connected with cigarette lighter socket in AC outlet or the automobile respectively, become the DC power supply of a setting voltage value via the circuit conversion of family expenses charger 50 and vehicle charger 60 inside, output 52/62 from household electrical appliances/vehicle charger 50/60 is sent to mobile phone, and the battery in the mobile phone is charged, because AC Power supply socket and the form of power that the automobile cigarette lighter socket provided are not interchange with the former, the latter is a direct current, the old family is used for carrying out the circuit of power source conversion and inequality with charger 50 and vehicle charger 60 inside, in addition, the two joint form that connects power supply is also completely different, it means that these two kinds of chargers can't be general, so the user is during as favourable demand of charging with electric main or power supply on vehicle simultaneously, promptly must be equipped with two kinds of different chargers simultaneously, can reach in the car at home respectively and charge, thus, not only expense is acquired in increase, occupy accommodation space, and when user's travelling of desiring to drive out, must use vehicle charger 60 in car, to charge, when Reiseziel then must use family expenses charger 50 to charge, the user promptly must carry two kinds of different trips simultaneously and fill, and is like this then increase user's burden.

Summary of the invention

From the above, present charger for mobile phone constitutes the form of single application respectively according to different use occasions, for the user who charges in different occasions is arranged, must prepare multiple charger simultaneously, no matter, obvious inconvenience is arranged all from economically or the consideration on the practicality.

Therefore, the charger for mobile phone that after a kind of applicable multi-form input power supply being provided and giving conversion, charges of the utility model main purpose.

Include for reaching the modern aforementioned charger of major technique means that aforementioned purpose takes:

One converter body is provided with an ac power plug, a power supply on vehicle plug and a charge power supply output at least on it;

One change-over circuit, be located at aforementioned converter body inside, by an interchange DC converting circuit and a direct current are formed DC converting circuit, its the two output is connected to the charge power supply output on the converter body jointly, the input that exchanges again DC converting circuit is connected with ac power plug, and this direct current then is connected with the power supply on vehicle plug the input of DC converting circuit;

By this, the user utilizes same charger can select to peg graft AC Power supply socket or automobile cigarette lighter socket, and to the mobile phone charging, effectively solves the shortcoming that existing charger only can be suitable for single power supply.

Further include a direct current power input socket on the aforementioned converter body, this DC power supply input socket is connected with the charge power supply output, and the DC power supply that provides other to plant form sees through the charge power supply output to the mobile phone socket.

Aforementioned DC power supply input socket is a usb interface connector.

Be formed with a groove on the aforementioned converter body, this ac power plug is hubbed in the groove, and this AC Power supply socket is accommodated in the groove, takes in requisite space with minimizing.

Aforementioned interchange is made up of a bridge rectifier, an exchange type power transducer, a transformer and an output circuit DC converting circuit.

The accompanying drawing summary

Fig. 1 is the outside drawing of the utility model one preferred embodiment.

Fig. 2 is the outside drawing of the another preferred embodiment of the utility model.

Fig. 3 is a detailed circuit diagram of the present utility model.

Fig. 4 is the outside drawing of existing family expenses charger.

Fig. 5 is the outside drawing of existing vehicle charger.

Embodiment

As shown in Figure 1, disclose the outside drawing that the utility model one preferred embodiment is arranged, mainly on a converter body 10, be arranged with an ac power plug 11, a power supply on vehicle plug 12, a direct current power input socket 13 and a charge power supply output 14; Wherein:

This ac power plug 11 is for being plugged to general indoor AC Power supply socket, to obtain AC power.

This power supply on vehicle plug 12 is cigarette lighter plugs, is in order to be plugged to the cigarette lighter socket before the driver's seat in the automobile, to obtain the power supply on vehicle of direct current form.

This DC power supply input socket 13 can see through a conversion lead 20 connections and obtain another group DC power supply, one end of this conversion lead 20 is provided with a joint 21 that is matched with DC power supply input socket 13, in addition end is one can be plugged to the interface connector 22 to obtain DC power supply on the computer, in present embodiment, this interface connector 22 is USB connector.

See also shown in Figure 2 again, it is the outside drawing of the another preferred embodiment of the utility model, its structure is roughly the same with last embodiment, difference be in: be formed with a groove 100 on this converter body 10, be pivoted with an ac power plug 11 ' in this groove 100, during use, this ac power plug 11 ' is outwards turnover and exposing, can be for being plugged on the AC Power supply socket.This converter body 10 be provided with one other plant the DC power supply input socket 13 ' of form, particularly, it is less Type B USB interface port, so the joint 21 of conversion lead 20 1 ends ' be a corresponding Type B USB connector.

With regard to form, aforementioned charger mainly is to make the user can select electric main, power supply on vehicle or DC power supply as the input power supply, with demand in response to different use occasions, after conversion, by 14 outputs of charge power supply output, so that mobile phone is charged, for supporting these functions, aforementioned converter body 10 inside are provided with a change-over circuit, and be connected with aforementioned ac power plug 11, power supply on vehicle plug 12, DC power supply input socket 13 and charge power supply output 14 respectively, its physical circuit structure sees also shown in Figure 3:

This change-over circuit comprises that one exchanges a DC converting circuit 30 and a direct current are formed DC converting circuit 40, its the two output is connected to the charge power supply output 14 on the converter body 10 jointly, and this charge power supply input 14 also is connected with DC power supply input socket 13 simultaneously; The input that exchanges again DC converting circuit 30 is to be connected with ac power plug 11, and this direct current then is connected with power supply on vehicle plug 12 input of DC converting circuit 30; Wherein:

This interchange includes DC converting circuit 30:

One bridge rectifier 31, its input are to be connected with ac power plug 11;

One exchange type power transducer 32, its input is connected with the output of bridge rectifier 31, is provided with exchanged form (SWITCHING) conversion and out-put supply;

One transformer 33, its primary side are to be connected with exchange type power transducer 32;

One output circuit 34 is connected on the secondary side of transformer 33, and its output then is connected to aforementioned charge power supply output 14.

Aforementioned interchange will convert the DC power supply of 4.5V～9V to through the AC power of ac power plug 11 inputs to direct-current power supply converting circuit 30, and deliver to 14 pairs of mobile phone chargings of charge power supply output.

Aforementioned again direct current mainly is converted to the direct current power supply on vehicle step-down of 12V the DC power supply of 5V to direct-current power supply converting circuit 40, also delivers to 14 pairs of mobile phones chargings of aforementioned charge power supply output simultaneously.

Can obviously find out by the aforementioned circuit framework, no matter the user is with the ac power plug on the converter body 10 11, power supply on vehicle plug 12 or DC power supply input socket 13 input ACs or DC power supply, all can produce a DC power supply that meets mobile phone charging demand via the conversion of aforementioned change-over circuit, wherein the interchange of change-over circuit is converted to a DC power supply that meets mobile phone charging demand to DC converting circuit 30 with the AC power of ac power plug 11 input, this direct current is to 40 DC power supply that are converted to low voltage in order to the DC power supply to 12 inputs of power supply on vehicle plug of DC converting circuit, as for then directly delivering to charge power supply output 14 by the DC power supply of DC power supply input socket 13 inputs, by this, the visual demand of user own or the input power supply of environmental condition selection appropriate format, after charger is made conversion process, mobile phone is charged, for the user, no matter use which kind of input power supply, all only need utilize same charger, and have splendid convenience.

Claims

1. a charger for mobile phone is characterized in that, includes:

One change-over circuit, be located at aforementioned converter body inside, by an interchange DC converting circuit and a direct current are formed DC converting circuit, its the two output is connected to the charge power supply output on the converter body jointly, the input that exchanges again DC converting circuit is connected with ac power plug, and this direct current then is connected with the power supply on vehicle plug the input of DC converting circuit.

2. charger for mobile phone according to claim 1, it is characterized in that, further include a direct current power input socket on this converter body, this DC power supply input socket is connected with the charge power supply output, and the DC power supply that provides other to plant form sees through the charge power supply output to the mobile phone socket.

3. as the charger for mobile phone as described in the claim 2, it is characterized in that this DC power supply input socket is a usb interface connector.

4. charger for mobile phone according to claim 1 is characterized in that, is formed with a groove on this converter body, and this ac power plug is to be hubbed in the groove.

5. as the charger for mobile phone as described in each in the claim 1 to 4, it is characterized in that this interchange includes DC converting circuit:

One bridge rectifier, its input is connected with ac power plug;

One exchange type power transducer, its input is connected with the output of bridge rectifier, is provided with exchanged form conversion and out-put supply;

One transformer, its primary side is connected with the exchange type power transducer;

One output circuit is connected on the secondary side of transformer, and its output then is connected to aforementioned charge power supply output.