CN203722004U - Power adapter - Google Patents

Power adapter Download PDF

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Publication number
CN203722004U
CN203722004U CN201320826070.3U CN201320826070U CN203722004U CN 203722004 U CN203722004 U CN 203722004U CN 201320826070 U CN201320826070 U CN 201320826070U CN 203722004 U CN203722004 U CN 203722004U
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China
Prior art keywords
power
output interface
interface
low
power input
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CN201320826070.3U
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Chinese (zh)
Inventor
肖小驹
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Shenzhen Chenju Electronic Technology Co Ltd
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Shenzhen Chenju Electronic Technology Co Ltd
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Priority to CN201320826070.3U priority Critical patent/CN203722004U/en
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Abstract

A power adapter comprises a casing, a power input interface, more than one 220V power output interface, more than one low-voltage power output interface and an internal control circuit, wherein the power input interface, the 220V power output interface and the low-voltage power output interface are arranged in the casing; the internal control circuit is arranged inside the casing, and comprises the 220V power input interface, more than one 220V power output interface, a power conversion module and more than one low-voltage power output interface; the more than one 220V power output interface is connected with the 220V power input interface in parallel; the power conversion module is connected with the 220V power input interface; and the more than one low-voltage power output interface is connected with the power output end of the power conversion module. The power adapter can output not only ac commercial power but also +5V dc via USB interfaces to charge a mobile phone, MP3, MP4 and the like.

Description

A kind of power supply change-over device
Technical field
The utility model discloses a kind of electric device, particularly a kind of power supply change-over device.
Background technology
Power conversion board and supply socket are electric devices conventional in people's daily life, Power conversion board fixed installation on the wall, for civil power output, conventionally there is dividing of two holes and three holes, also have two hole interfaces and three hole interfaces are set simultaneously, supply socket is the civil power of input to be divided into multichannel export.In we conventional Power conversion board and supply socket, Power conversion board and socket role are exactly simply AC power to be transferred out, can only export single AC power, and function is comparatively single, and it is convenient not to use.
Development gradually along with electronic product, the application of electronic product in people's life is more and more, as: mobile phone, panel computer, MP3, MP4, recording pen, notebook computer etc., these electronic products normally adopt inner lithium battery to power, and when it is charged, conventionally specially with special charger, charge, if the electronic equipment of carrying comparison institute, need to carry a plurality of chargers, tend to bring very burden to user.
Summary of the invention
Shortcoming for the above-mentioned Power conversion board of the prior art of mentioning and supply socket function singleness, the utility model provides a kind of new power supply change-over device, it includes power supply change-over device, after electric main input, a part is output directly, and another part converts low-voltage DC output to through power supply change-over device.
The technical scheme that the utility model solves its technical problem employing is: a kind of power supply change-over device, this device comprises shell, power input interface, more than one 220V power output interface, more than one low-tension supply output interface and internal control circuit, power input interface, 220V power output interface and low-tension supply output interface are separately positioned on shell, internal control circuit setting in the enclosure, described internal control circuit comprises 220V power input interface, more than one 220V power output interface, power transfer module and more than one low-tension supply output interface, more than one 220V power output interface is connected in parallel with 220V power input interface respectively, power transfer module is connected on 220V power input interface, more than one low-tension supply output interface is connected on the power output end of power transfer module.
The technical scheme that the utility model solves its technical problem employing further comprises:
Described shell is provided with master switch, and master switch is arranged on power input interface rear end.
Described shell is provided with more than one sub-control switch, and sub-control switch is connected in series in respectively between 220V power output interface and power input interface.
Described shell is provided with low-tension supply control switch, and low-tension supply control switch is connected between power transfer module and power input interface.
Described low-tension supply output interface is one or more in USB output interface, 19V output interface and time variant voltage output interface.
Described shell is provided with voltage-regulation knob, and voltage-regulation knob is connected between power transfer module and time variant voltage output interface.
Described power supply change-over device is socket or wall socket.
The beneficial effects of the utility model are: the utility model is except can output AC civil power, can also export by USB interface+5V direct current, charge directly to mobile phone, MP3, MP4 etc., it can also directly be inserted in notebook computer on the utility model by power line, directly to notebook computer, power, thereby save the needs that carry power supply changeover device, notebook is carried convenient.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment mono-perspective view.
Fig. 2 is the utility model embodiment mono-circuit block diagram.
Fig. 3 is the utility model embodiment bis-perspective view.
Fig. 4 is the utility model embodiment bis-circuit block diagrams.
Fig. 5 is the utility model embodiment tri-perspective view.
Fig. 6 is the utility model embodiment three-circuit block diagram.
Fig. 7 is the utility model embodiment tetra-perspective view.
In figure, 1-shell, 2-power input line, 3-AC power output interface, 4-master switch, 5-sub-control switch, 6-low-tension supply control switch, 7-USB output interface, 8-19V output interface, 9-voltage-regulation knob, 10-time variant voltage output interface.
Embodiment
The present embodiment is the utility model preferred implementation, and other all its principles are identical with the present embodiment or approximate with basic structure, all within the utility model protection range.
The utility model is mainly a kind of electric power switching device, and it can adopt portable socket form, also can adopt wall embedded-type electric supply socket form.
Embodiment mono-: please refer to accompanying drawing 1 and accompanying drawing 2, power supply change-over device in the present embodiment adopts socket form, it mainly comprises shell 1, power input line 2, more than one AC power output interface 3, more than one USB output interface 7 and internal control circuit, power input line 2, for the input of 220V electric main, can connect power plug on electric power connection line 2 first-class.Shell 1 is provided with more than one AC power output interface 3, in the present embodiment, be provided with three, during concrete enforcement, can set according to actual needs, AC power output interface 3 can adopt in prior art conventional interface shape, as meet continent standard interface, meet Hong Kong standard interface, meet interface of European standard etc., it is powered to power consumption equipment for the output of 220V AC power.In the present embodiment, on shell 1, be also provided with more than one USB output interface 7, in the present embodiment, USB output interface 7 is provided with three, during concrete enforcement, also can set according to actual needs, USB output interface 7, for exporting 5V DC power supply, can adopt the electronic product of 5V power supply directly power or charge to mobile phone, MP3, MP4, panel computer etc. by USB output interface 7.In the present embodiment, corresponding to each AC power output interface 3, be provided with a sub-control switch 5, sub-control switch 5 is for controlling the break-make of corresponding AC power output interface 3, during concrete enforcement, whether corresponding to each AC power output interface 3, also can be provided with an indicator light (not shown in FIG.), being used to indicate corresponding AC power output interface 3 has electricity.In the present embodiment, can also connect a master switch (not drawing in Fig. 1) on the input of power input line 2, master switch is for controlling the power supply control of whole socket, and when closing master switch, whole socket can not be used.In the present embodiment, corresponding to USB output interface 7 positions, be also provided with low-tension supply control switch 6, it is for controlling the work of USB output interface 7, and when closing low-tension supply control switch 6, USB output interface 7 does not have power supply output.
Please refer to accompanying drawing 2, the internal control circuit figure of the present embodiment mainly includes 220V power input interface, more than one 220V power output interface, more than one sub-control switch (K3, K4, K5), power transfer module, more than one USB output interface, master switch K1 and low-tension supply control switch K2, 220V power input interface is connected on power input line, for power supply input, master switch K1 is serially connected on power input line, each 220V power output interface is connected in parallel respectively on power input line, each sub-control switch respectively correspondence is connected in series between power input line and 220V power output interface, power transfer module is connected on power input line, low-tension supply control switch K2 is connected in series between power input line and power transfer module, in the present embodiment, power transfer module is mainly used in converting 220V electric main to 5V low-voltage DC, its particular circuit configurations can adopt common structure of the prior art, as adopt transformer to coordinate rectification circuit form, or adopt Buck type Switching Power Supply form etc. all can, each USB output interface is connected in parallel respectively on the output of power transfer module.
Embodiment bis-: please refer to accompanying drawing 3 and accompanying drawing 4, power supply change-over device in the present embodiment adopts socket form, it mainly comprises shell 1, power input line 2, more than one AC power output interface 3, more than one USB output interface 7 and internal control circuit, power input line 2, for the input of 220V electric main, can connect power plug on electric power connection line 2 first-class.Shell 1 is provided with more than one AC power output interface 3, in the present embodiment, be provided with three, during concrete enforcement, can set according to actual needs, AC power output interface 3 can adopt in prior art conventional interface shape, as meet continent standard interface, meet Hong Kong standard interface, meet interface of European standard etc., it is powered to power consumption equipment for the output of 220V AC power.In the present embodiment, on shell 1, be also provided with more than one USB output interface 7, in the present embodiment, USB output interface 7 is provided with three, during concrete enforcement, also can set according to actual needs, USB output interface 7, for exporting 5V DC power supply, can adopt the electronic product of 5V power supply directly power or charge to mobile phone, MP3, MP4, panel computer etc. by USB output interface 7.In the present embodiment, corresponding to each AC power output interface 3, be provided with a sub-control switch 5, sub-control switch 5 is for controlling the break-make of corresponding AC power output interface 3, during concrete enforcement, whether corresponding to each AC power output interface 3, also can be provided with an indicator light (not shown in FIG.), being used to indicate corresponding AC power output interface 3 has electricity.In the present embodiment, can also connect a master switch 4 on the input of power input line 2, master switch 4 is for controlling the power supply control of whole socket, and when closing master switch, whole socket can not be used.In the present embodiment, on shell 1, be also connected with 19V output interface 8, for being directly connected to notebook by cable, by the utility model, directly to notebook computer, charge or power supply.In the present embodiment, corresponding to USB output interface 7 and 19V output interface 8 positions, be also provided with low-tension supply control switch 6, it is for controlling the work of USB output interface 7 and 19V output interface 8, when closing low-tension supply control switch 6, USB output interface 7 and 19V output interface 8 do not have power supply output.
Please refer to accompanying drawing 4, the internal control circuit figure of the present embodiment mainly includes 220V power input interface, more than one 220V power output interface, more than one sub-control switch (K3, K4, K5), power transfer module, more than one USB output interface, 19V output interface, master switch K1 and low-tension supply control switch K2, 220V power input interface is connected on power input line, for power supply input, master switch K1 is serially connected on power input line, each 220V power output interface is connected in parallel respectively on power input line, each sub-control switch respectively correspondence is connected in series between power input line and 220V power output interface, power transfer module is connected on power input line, low-tension supply control switch K2 is connected in series between power input line and power transfer module, in the present embodiment, power transfer module is mainly used in converting 220V electric main to 5V low-voltage DC and 19V low-voltage DC, its particular circuit configurations can adopt common structure of the prior art, as adopt transformer to coordinate rectification circuit form, or adopt Buck type Switching Power Supply form etc. all can, each USB output interface is connected in parallel respectively on the 5V DC output end of power transfer module, 19V output interface is connected on the 19V DC output end of power transfer module.
Embodiment bis-: please refer to accompanying drawing 5 and accompanying drawing 6, power supply change-over device in the present embodiment adopts socket form, it mainly comprises shell 1, power input line 2, more than one AC power output interface 3, more than one USB output interface 7 and internal control circuit, power input line 2, for the input of 220V electric main, can connect power plug on electric power connection line 2 first-class.Shell 1 is provided with more than one AC power output interface 3, in the present embodiment, be provided with three, during concrete enforcement, can set according to actual needs, AC power output interface 3 can adopt in prior art conventional interface shape, as meet continent standard interface, meet Hong Kong standard interface, meet interface of European standard etc., it is powered to power consumption equipment for the output of 220V AC power.In the present embodiment, on shell 1, be also provided with more than one USB output interface 7, in the present embodiment, USB output interface 7 is provided with three, during concrete enforcement, also can set according to actual needs, USB output interface 7, for exporting 5V DC power supply, can adopt the electronic product of 5V power supply directly power or charge to mobile phone, MP3, MP4, panel computer etc. by USB output interface 7.In the present embodiment, corresponding to each AC power output interface 3, be provided with a sub-control switch 5, sub-control switch 5 is for controlling the break-make of corresponding AC power output interface 3, during concrete enforcement, whether corresponding to each AC power output interface 3, also can be provided with an indicator light (not shown in FIG.), being used to indicate corresponding AC power output interface 3 has electricity.In the present embodiment, can also connect a master switch 4 on the input of power input line 2, master switch 4 is for controlling the power supply control of whole socket, and when closing master switch, whole socket can not be used.In the present embodiment, on shell 1, be also provided with voltage-regulation knob 9 and time variant voltage output interface 10, for being directly connected to electronic equipment by cable, by the utility model, directly to electronic equipment, charge or power supply.In the present embodiment, corresponding to USB output interface 7 and time variant voltage output interface 10 positions, be also provided with low-tension supply control switch 6, it is for controlling the work of USB output interface 7 and time variant voltage output interface 10, when closing low-tension supply control switch 6, USB output interface 7 and time variant voltage output interface 10 do not have power supply output.
Please refer to accompanying drawing 6, the internal control circuit figure of the present embodiment mainly includes 220V power input interface, more than one 220V power output interface, more than one sub-control switch (K3, K4, K5), power transfer module, more than one USB output interface, time variant voltage output interface, master switch K1 and low-tension supply control switch K2, 220V power input interface is connected on power input line, for power supply input, master switch K1 is serially connected on power input line, each 220V power output interface is connected in parallel respectively on power input line, each sub-control switch respectively correspondence is connected in series between power input line and 220V power output interface, power transfer module is connected on power input line, low-tension supply control switch K2 is connected in series between power input line and power transfer module, in the present embodiment, power transfer module is mainly used in converting 220V electric main to 5V low-voltage DC and 24V low-voltage DC, its particular circuit configurations can adopt common structure of the prior art, as adopt transformer to coordinate rectification circuit form, or adopt Buck type Switching Power Supply form etc. all can, each USB output interface is connected in parallel respectively on the 5V DC output end of power transfer module, time variant voltage output interface is connected on the 24V DC output end of power transfer module by Voltage Regulator Module, by the exportable 0 ~ 24V low-voltage DC of time variant voltage output interface, the height of its output voltage can regulate by Voltage Regulator Module, during concrete enforcement, it also can set according to actual conditions the height of concrete output voltage.
In above-described embodiment, be three embodiments of the present utility model, during concrete enforcement, also have other execution modes, repeat no more herein, as: 19V output interface is only set on shell 1, or time variant voltage output interface is only set on shell 1 or on shell 1, is all provided with three kinds of interfaces, or the combination of any two kinds etc.
Above-mentioned three embodiment are the execution mode that the utility model adopts socket form, while specifically implementing, also can adopt the form of wall type socket, and its structure please refer to accompanying drawing 7, repeats no more herein.
The utility model is except can output AC civil power, can also export by USB interface+5V direct current, charge directly to mobile phone, MP3, MP4 etc., it can also directly be inserted in notebook computer on the utility model by power line, directly to notebook computer, power, thereby save the needs that carry power supply changeover device, notebook is carried convenient.

Claims (7)

1. a power supply change-over device, it is characterized in that: described device comprises shell, power input interface, more than one 220V power output interface, more than one low-tension supply output interface and internal control circuit, power input interface, 220V power output interface and low-tension supply output interface are separately positioned on shell, internal control circuit setting in the enclosure, described internal control circuit comprises 220V power input interface, more than one 220V power output interface, power transfer module and more than one low-tension supply output interface, more than one 220V power output interface is connected in parallel with 220V power input interface respectively, power transfer module is connected on 220V power input interface, more than one low-tension supply output interface is connected on the power output end of power transfer module.
2. power supply change-over device according to claim 1, is characterized in that: described shell is provided with master switch, and master switch is arranged on power input interface rear end.
3. power supply change-over device according to claim 1, is characterized in that: described shell is provided with more than one sub-control switch, and sub-control switch is connected in series in respectively between 220V power output interface and power input interface.
4. power supply change-over device according to claim 1, is characterized in that: described shell is provided with low-tension supply control switch, and low-tension supply control switch is connected between power transfer module and power input interface.
5. power supply change-over device according to claim 1, is characterized in that: described low-tension supply output interface is one or more in USB output interface, 19V output interface and time variant voltage output interface.
6. power supply change-over device according to claim 5, is characterized in that: described shell is provided with voltage-regulation knob, and voltage-regulation knob is connected between power transfer module and time variant voltage output interface.
7. according to the power supply change-over device described in any one in claim 1 to 6, it is characterized in that: described power supply change-over device is socket or wall socket.
CN201320826070.3U 2013-12-16 2013-12-16 Power adapter Active CN203722004U (en)

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Application Number Priority Date Filing Date Title
CN201320826070.3U CN203722004U (en) 2013-12-16 2013-12-16 Power adapter

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105186230A (en) * 2015-10-12 2015-12-23 苏州沃凡思智慧家纺科技有限公司 Smart energy-efficient power wiring board
CN106099477A (en) * 2016-07-18 2016-11-09 林振华 A kind of socket that can directly power for notebook computer and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105186230A (en) * 2015-10-12 2015-12-23 苏州沃凡思智慧家纺科技有限公司 Smart energy-efficient power wiring board
CN106099477A (en) * 2016-07-18 2016-11-09 林振华 A kind of socket that can directly power for notebook computer and preparation method thereof

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