WO2013029224A1 - 一种零待机功耗的电源适配器 - Google Patents

一种零待机功耗的电源适配器 Download PDF

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Publication number
WO2013029224A1
WO2013029224A1 PCT/CN2011/079037 CN2011079037W WO2013029224A1 WO 2013029224 A1 WO2013029224 A1 WO 2013029224A1 CN 2011079037 W CN2011079037 W CN 2011079037W WO 2013029224 A1 WO2013029224 A1 WO 2013029224A1
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power
switch
adapter
switch unit
power output
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PCT/CN2011/079037
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English (en)
French (fr)
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霍为民
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Huo Weimin
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Priority to PCT/CN2011/079037 priority Critical patent/WO2013029224A1/zh
Publication of WO2013029224A1 publication Critical patent/WO2013029224A1/zh

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power

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  • the invention relates to a power adapter for converting an alternating current power source into a direct current power supply, in particular to a power adapter capable of supplying power when connected with an electric appliance, disconnecting its own power supply when not connected with the electric appliance, and having no standby power consumption.
  • the standby power consumption of the power adapter refers to the use of the connected electrical appliances and the separation of the electrical appliances.
  • Eliminate power adapter The easiest way to use standby power is to manually turn off the AC power input after use, but it is not easy to access because some of the power adapters are inaccessible. So existing to reduce the power adapter The way to standby power is achieved by improving the power supply circuit design and reducing the power consumption of the device to reduce the power consumption of the computer power supply itself. However, this method cannot completely eliminate the standby power consumption of the power adapter.
  • the present invention aims to solve the above problems, and provides a power adapter without standby power consumption which is simple in structure and convenient to use.
  • a zero standby power adapter which includes
  • a power adapter circuit (21) for AC/DC conversion and voltage transformation, a DC power output device (10), An AC power connection device (22) and a power supply casing (23) further include:
  • the switch unit (12) is touched and closed, thereby connecting the connection of the AC power connection device (22) and the AC input terminal (212) of the power adapter circuit; DC power output
  • the switch unit (12) is disconnected, thereby also disconnecting the AC power connection device (22) and the AC adapter (212) of the power adapter circuit, so that the power adapter is Standby power consumption is zero.
  • the power adapter of the zero standby power consumption has a switch unit (12) which can be a touch switch, or a micro switch, or a pressure switch, or a gravity switch.
  • the zero standby power consumption power adapter has a DC power output terminal (11) and The DC output terminal (211) of the power adapter circuit is connected to the positive and negative terminals through two power cables.
  • the DC power output terminal (11) and the switch unit (12) are disposed in a DC power output device In the outer casing (13), the control button (121) of the switch unit (12) is exposed outside the outer casing (13), so that when the direct current power output terminal (11) is in electrical contact with the electric device, the control button (121)
  • the electrical device housing can be accessed and the switch unit (12) can be operated.
  • the zero standby power consumption power adapter has a switch unit (12) through a power switch device (30) , the AC output end of the AC power connection device (22) and the AC input end (212) of the power adapter circuit (21) are turned on and off; when the DC power output device (10) is connected to the power device, the switch unit ( 12)
  • the control button (121) contacts the outer casing of the electric device, and the switch unit (12) operates to pass the power switch device (30) Connect the AC power connection device (22) to the AC input terminal (212) of the power adapter circuit; at the DC power output
  • the control button (121) of the switch unit (12) is also disconnected from the electric device casing, thereby causing the switch unit (12) to be disconnected, thereby also passing through the power switch device (30).
  • the power adapter device (30) of the zero standby power consumption is connected to the power switch device (30)
  • the switch circuit controlled by the switch unit (12) can be connected to the AC power connection device (22) and the AC input terminal (212) of the power adapter circuit.
  • the power adapter of the zero standby power consumption has a power connection device (22) which is an output terminal of an alternating current power source.
  • the power adapter of the zero standby power consumption has a power connection device (22) that is a power plug or socket that conforms to the regional standard.
  • a zero standby power adapter which includes a power adapter circuit (21) for AC/DC conversion and voltage transformation, A DC power output device (10), an AC power connection device (22) and a power supply housing (23), further comprising a control unit (40) consisting of:
  • a switch assembly including a switch unit (12) and for connecting it to a DC power output device (10) Connecting device (401),
  • connection initial a power connection device (402), a switch assembly (400), and an AC power connection device (22);
  • One outer casing (404), initial The power connection device (402) and the power output device (403) are disposed in the outer casing (404);
  • the switch assembly (400) is mounted to the DC power output device (10) via a connection device (401),
  • the control button (121) of the switch unit (12) is touched when the DC power output device (10) is connected to the power device, and is brought into contact with the outer casing of the power device, thereby turning on the initial The power connection device (402) and the power output device (403) supply power to the AC power connection device (22) connected thereto; at the DC power output terminal
  • the control button (121) of the switch unit (12) is also disconnected from the outer casing of the electric device, thereby also disconnecting the initial
  • the connection between the power connection device (402) and the power output device (403) stops supplying power to the AC power connection device (22) connected thereto, so that the standby power consumption of the power adapter is zero;
  • the power adapter of the zero standby power consumption the switch unit (12) can be a touch switch, or a micro switch, or a pressure switch, or a gravity switch; in the DC power output device (10)
  • the control button (121) of the switch unit (12) contacts the outer casing of the electric device and causes the switch unit (12) to operate, thereby turning on the initial The power connection device (402) and the power output device (403) supply power to the AC power connection device (22) connected thereto; at the DC power output terminal
  • the control button (121) of the switch unit (12) also causes the switch unit (12) to operate by being separated from the electric device casing. Thereby, the initial power connection device (402) and the power output device (403) are disconnected, and the AC power connection device (22) connected thereto is stopped to supply power, so that the standby power consumption of the power adapter is zero;
  • the zero standby power consumption power adapter has a DC power output terminal (11) and The DC output terminal (211) of the power adapter circuit is connected to the positive and negative terminals through two power cables.
  • the DC power output terminal (11) and the switch assembly (400) are connected by a connecting device (401), and the control button (121) of the switch unit (12) is exposed at the switch assembly
  • the control button (121) can contact the outer casing of the consumer and operate the switch unit (12).
  • the control button (121) of the switch unit (12) contacts the outer casing of the electric device, and the switch unit (12) operates to be turned on by the intermediate power switch device (405).
  • the connection between the power connection device (402) and the power output device (403) supplies power to the streaming power connection device (22); at the DC power output terminal
  • the control button (121) of the switch unit (12) also moves the switch unit (12) due to the disengagement of the electric device casing, thereby passing through the intermediate power switch device (405).
  • the power switch device (30) disconnects the initial power connection device (402) from the power output device (403) so that the standby power consumption of the power adapter is zero.
  • the DC power output terminal (11) and the switch assembly (400) are connected by a connecting device (401), and the control button (121) of the switch unit (12) is exposed outside the switch unit (12), thereby When the DC power output device (10) is electrically connected to the electric device, the control button (121) can contact the outer casing of the electric device and operate the switch unit (12).
  • the power adapter of the zero standby power consumption wherein the middle power switch device (405) is connected to the switch component (400) A switching circuit that is connected to the initial power connection device (402) and the power output device (403).
  • the zero standby power consumption power adapter has an initial power connection device (402) that is a power plug that conforms to a regional standard;
  • the power adapter of the zero standby power consumption has a power output device (403) that is a power socket that meets regional standards.
  • the power adapter of the zero standby power consumption, the connecting device (401) is used for the DC power output terminal (11) and the switch assembly (400) Mechanical devices that are connected together.
  • the invention has the advantages of providing a power adapter without standby power consumption which is simple in structure and convenient to use; DC output of the power adapter A switch unit is added to the device, and the switch unit is connected to the AC power connection device and the AC input terminal of the power adapter circuit, and when the DC power output terminal is electrically connected to the power device, the switch unit Connect the AC power connection device to the AC input terminal of the power adapter circuit; when the DC power output terminal is disconnected from the power device, the switch unit Disconnect the AC power connection from the AC input of the power adapter circuit to eliminate standby power.
  • Figure 1 is a schematic diagram of the principle of the present invention
  • 2a is a schematic diagram showing the relationship between the DC power output terminal and the power device when the power supply device is separated from the power device;
  • 2b is a schematic diagram showing the relationship between the DC power output terminal of the present invention and the powered device;
  • FIG. 3 is a schematic diagram showing the relationship between the AC power connection device and the power adapter circuit through the power switch device of the switch unit of the present invention
  • 4a is a schematic diagram showing the relationship between another form of the DC power output device of the present invention and the electrical device;
  • 4b is a schematic diagram showing the relationship between another form of the DC power output device of the present invention and the electrical device;
  • 4c is a schematic diagram showing the relationship between the DC power output device and the switch assembly of the present invention being fixed by the connecting device;
  • FIG. 5 is a schematic diagram of a circuit principle of the switching device of the present invention for implementing standby power consumption control by controlling an initial power connection device;
  • FIG. 6 is a schematic diagram of a circuit principle of the switching device of the present invention for implementing standby power consumption control by controlling an intermediate power switch device.
  • a power adapter with zero standby power consumption is to be a power adapter circuit (21) for converting and transforming AC and DC, a DC power output device (10), an AC power connection device (22), and a power supply housing (23).
  • the power adapter is configured to set a switch unit (12) so that when the DC power output device (10) is electrically connected to the power device, the switch unit (12) is touched and closed, thereby connecting the AC power connection device ( 22) connection with the AC input terminal (212) of the power adapter circuit; when the DC power output terminal (11) is electrically separated from the powered device, the switch unit (12) is disconnected, thereby also disconnecting the AC power connection device ( 22)
  • the connection to the AC input terminal (212) of the power adapter circuit makes the standby power consumption of the power adapter zero.
  • the switch unit (12) It can be one of a touch switch, or a micro switch, or a pressure switch, or a gravity switch, or more than one fit.
  • Embodiment 1 as shown in FIG. 1, the power adapter of the zero standby power consumption, the switching unit (12) realizes the standby power of the power adapter by controlling the on and off of the input end of the AC power supply and the power adapter circuit (21). Consumption is zero.
  • the power adapter includes an AC adapter circuit (21) for AC/DC conversion and voltage transformation, an AC power connection device (22), a power supply housing (23), and a DC power output device (10).
  • the DC power output device (10) includes a DC power output terminal (11) and a switch unit (12) that are housed in the outer casing (13).
  • the DC power output terminal (11) and the DC adapter (211) of the power adapter circuit are connected to the positive and negative terminals through two power cables.
  • the switch unit (12) and the AC and AC power connection device (22) and the power adapter circuit AC input terminal (212) are respectively connected by two wires.
  • the DC power output terminal (11) is connected to the DC output terminal (211) of the power adapter circuit, and is powered by the power device when connected to the power device.
  • the switch unit (12) is connected to the AC power connection device (22) and the AC adapter (212) of the power adapter circuit, and is mounted with the DC power output terminal (11).
  • the switch unit (12) may be a single-wire on/off that controls the output of the AC power supply and the input end of the power supply adaptation circuit (21); or may be connected to and from the two lines of the input end of the AC power supply and the power supply adaptation circuit (21). .
  • the AC power connection device (22) may be an AC power output terminal or an AC power supply card.
  • the power adapter with zero standby power consumption is that the switch unit (12) realizes the AC output end of the AC power connection device (22) and the power supply by controlling the power switch device (30).
  • the AC input end (212) of the matching circuit (21) is turned on and off; when the DC power output device (10) is connected to the electric device, the switch unit (12) contacts the outer casing of the electric device, and the switch unit (12) operates.
  • Power switch device (30) It can be a single-wire on/off connection between the output of the AC power supply and the input of the power supply adaptation circuit (21); or it can control the on and off of the two lines of the input end of the AC power supply and the input of the power supply adaptation circuit (21). It is also possible to control the on and off of multiple lines of the input end of the AC power supply and the input end of the power supply adaptation circuit (21).
  • a power adapter with zero standby power consumption is an initial power connection device (402) and a power output device (403) for controlling the connection power supply by the switch unit (12). On and off, to control whether to supply power to the AC power connection device (22).
  • the initial power connection device (402) and the power output device (403) and the intermediate power switch device (405) are disposed in the outer casing (404), wherein (23) is a connection power adapter circuit (21) And a housing of the AC power connection device (22).
  • Embodiment 4 as shown in FIG. 6, a power supply adapter with zero standby power consumption, is an initial power connection device (402) that controls the switching power supply device (405) to control the power supply source by controlling the intermediate power switching device (405) It is connected to the power output device (403) to control whether or not to supply power to the power output device (403).
  • the initial power connection device (402), the intermediate power switch device (405), and the power output device (403) are disposed within the outer casing (404).
  • the DC power output device (10) and the switch unit (12) are disposed in the outer casing (13), and the control button (121) of the switch unit (12) is exposed in the outer casing (13).
  • the control button (121) can contact the outer casing of the electric device and operate the switch unit (12).
  • the DC power output device (10) and the switch assembly (400) are connected by a connecting device (401), and when the DC power output device (10) is electrically connected to the power device, The switch unit (12) operates to supply power to the powered device.

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Abstract

一种无待机功耗的电源适配器，它包括，一个电源适配电路，一个交流电源连接装置及电源外壳，直流电源输出装置，其直流电源输出装置与开关单元相配合，达到在直流电源输出端与用电设备连接时，而接通交流电源连接装置的交流电源输出端和电源适配电路交流输入端的连接；在直流电源输出端与用电设备脱离时，而断开交流电源连接装置和电源适配电路交流输入端的连接，以消除待机功耗。

Description

一种零待机功耗的电源适配器 技术领域
本发明涉及将交流电源转换为直流供电的电源适配器，特别是涉及一种可以在与用电器连接时供电，在不与用电器连接时断开自身供电，无待机功耗的电源适配器。
背景技术
电源适配器 的待机功耗，是指在与其所连接的用电器使用完毕并相脱离后， 电源适配器仍与交流电源连接时其自身的功耗。因为电源适配器的普遍使用 ，消除 电源适配器 的待机功耗，可以节约能源，保护环境。消除 电源适配器 待机功耗的最简单办法是使用完毕后，手动关闭其交流电源输入，但是由于部分 电源适配器 安装位置不便触及而不易做到。因此现有为减少 电源适配器 待机功耗的方式是通过改进电源电路设计，减少器件耗电降低计算机电源自身基础功耗来实现，但是该方法无法完全消除 电源适配器的待机功耗 。
技术问题
本发明旨在解决上述问题，而提供一种结构简单，使用方便的无待机功耗的电源适配器。
技术解决方案
为实现上述目的，提供的 一种零待机功耗的电源适配器， 它包括，
一个用于交直流转换和变压的电源适配电路(21)， 一个直流电源输出装置(10)， 一个交流电源连接装置(22)及电源外壳(23)，还包括：
一个直流电源输出端子(11)，其一端与电源适配电路直流输出端(211)连接，另一端与用电设备连接；
一个开关单元(12)，该开关单元(12)实现交流电源连接装置(22)的交流输出端与电源适配电路(21)的交流输入端(212)的通断，所述开关单元(12)与直流电源输出端子(11)设置在一起，可完成在 直流电源输出装置(10) 与用电设备电连接时，开关单元(12)被触动闭合，从而接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在 直流电源输出端 子(11)与用电设备电分离时，开关单元(12)被断开，从而也断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。
所述的一种零待机功耗的电源适配器，其开关单元(12)可为触摸开关，或微动开关，或压力开关，或重力开关。
所述的一种零待机功耗的电源适配器，其直流电源输出端子(11) 与 电源适配电路直流输出端(211)通过两根电源线分别连接正负极 。
所述的一种零待机功耗的电源适配器，其 直流电源输出装置(10)的 直流电源输出端子(11)和开关单元(12)设置在一个 直流电源输出装置 外壳体(13)内，开关单元(12)的控制按钮(121)露出在外壳体(13)外，从而达到在直流电源输出端子(11)与用电设备电接触时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
所述的一种零待机功耗的电源适配器，其开关单元(12)，通过电源开关装置 (30) ，实现交流电源连接装置(22)的交流输出端与电源适配电路(21)的交流输入端(212)的通断；在 直流电源输出装置(10) 与用电设备连接时，开关单元(12) 的控制按钮(121)接触到用电设备外壳体，开关单元(12)动作，从而通过电源开关装置 (30) 接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在 直流电源输出端 子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)断开，从而也通过电源开关装置 (30) 断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。
所述的一种零待机功耗的电源适配器，其电源开关装置 (30) ，是由与之连接的 开关单元(12)控制的，可通断交流电源连接装置(22)和电源适配电路交流输入端(212)连接的开关电路。
所述的一种零待机功耗的电源适配器，其电源连接装置(22)是交流电源的输出端。
所述的一种零待机功耗的电源适配器，其电源连接装置(22)是符合使用地区标准的电源插头或插座。
一种零待机功耗的电源适配器，它包括，一个用于交直流转换和变压的电源适配电路(21)， 一个直流电源输出装置(10)， 一个交流电源连接装置(22)及电源外壳(23)，还包括，由以下单元组成的控制单元（40）：
一个开关组件 (400), 包括开关单元(12)和用以将其与 直流电源输出装置(10) 连接 的 连接装置(401) ，
一个初始 电源连接装置(402)，用于连接供电电源、电源输出装置(403)和开关组件(400)；
一个 电源输出装置(403)，连接 初始 电源连接装置(402)、开关组件(400)和交流电源连接装置(22)；
一个外壳体(404), 初始 电源连接装置(402)和电源输出装置(403)装置在外壳体(404)内；
开关组件 (400) 通过连接装置(401)与 直流电源输出装置(10)安装在一起， 开关单元(12)的控制按钮(121)在 直流电源输出装置(10) 与用电设备连接时会接触到用电设备外壳体而被触动，从而接通 初始 电源连接装置(402)和电源输出装置(403)，为与之连接的交流电源连接装置(22)供电；在 直流电源输出端 子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳而断开，从而也断开初 始 电源连接装置(402)和电源输出装置(403)的连接，停止向与之连接的交流电源连接装置(22)供电，使电源适配器的待机功耗为零；
所述的一种零待机功耗的电源适配器，其开关单元(12)可为触摸开关，或微动开关，或压力开关，或重力开关；在 直流电源输出装置(10) 与用电设备电连接时，开关单元(12)的控制按钮(121)，接触到用电设备外壳体，并使开关单元(12)动作， 从而接通 初始 电源连接装置(402)和电源输出装置(403)，为与之连接的交流电源连接装置(22)供电；在 直流电源输出端 子(11)与用电设备电分离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)动作， 从而断开初始电源连接装置(402)和电源输出装置(403)，停止与之连接的交流电源连接装置(22)供电，使电源适配器的待机功耗为零；
所述的一种零待机功耗的电源适配器，其直流电源输出端子(11) 与 电源适配电路直流输出端(211)通过两根电源线分别连接正负极 。
所述的一种零待机功耗的电源适配器，其 直流电源输出装置(10)的 直流电源输出端子(11)和开关组件 (400) 由 连接装置(401)连接在一起，开关单元(12)的控制按钮(121)露出在开关组件 (400)外，从而达到在直流电源输出端子(11)与用电设备电接触时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
所述的一种零待机功耗的电源适配器，其述开关组件(400)，通过中间电源开关装置 (405) ，实现初始 电源连接装置(402)和电源输出装置(403)的通断；在 直流电源输出装置(10) 与用电设备连接时，开关单元(12)的控制按钮(121)接触到用电设备外壳体，开关单元(12)动作，从而通过中间电源开关装置 (405) 接通初始 电源连接装置(402)和电源输出装置(403)的连接，为流电源连接装置(22)供电；在 直流电源输出端 子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)动作，从而通过中间电源开关装置 (405) 电源开关装置 (30) ， 断开初始 电源连接装置(402)和电源输出装置(403)的连接，使电源适配器的待机功耗为零。
所述的一种零待机功耗的电源适配器，其 直流电源输出装置(10)的 直流电源输出端子(11)和开关组件(400)由 连接装置(401)连接在一起，开关单元(12)的控制按钮(121)露出在开关单元(12)外，从而当 直流电源输出装置(10) 与用电设备电连接时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
所述的一种零待机功耗的电源适配器，其中间电源开关装置 (405) ，是由与之连接的 开关组件 (400)控制的，可通断初始 电源连接装置(402)和电源输出装置(403)连接的开关电路。
所述的一种零待机功耗的电源适配器，其初始电源连接装置(402)是符合使用地区标准的电源插头；
所述的一种零待机功耗的电源适配器，其电源输出装置(403)是符合使用地区标准的电源插座。
所述的一种零待机功耗的电源适配器，其连接装置(401)是用来将直流电源输出端子(11)和开关组件 (400)连接在一起的机械装置。
 有益效果
本发明的优点在于，提供了一种结构简单，使用方便的 无待机功耗的电源适配器；这种电源适配器的直流输出 装置上增加了一个开关单元，开关单元 与交流电源连接装置和电源适配电路交流输入端连接，在 直流电源输出端 与用电设备电连接时， 开关单元 接通交流电源连接装置和电源适配电路交流输入端的连接；在 直流电源输出端 与用电设备脱离时， 开关单元 断开交流电源连接装置和电源适配电路交流输入端的连接，从而消除待机功耗。
附图说明
图1为本发明的原理示意图；
图2a为本发明的直流电源输出端子与用电设备分离时的关系示意图；
图2b为本发明的直流电源输出端子与用电设备接触时的关系示意图；
图3为本发明的开关单元通过电源开关装置，实现交流电源连接装置与电源适配电路通断的关系示意图；
图4a为本发明的直流电源输出装置另一种形式与用电设备分离时的关系示意图；
图4b为本发明的直流电源输出装置另一种形式与用电设备接触时的关系示意图；
图4c为本发明的直流电源输出装置与开关组件被连接装置固定在一起的关系示意图；
图5为本发明的开关装置通过控制初始电源连接装置来实现待机功耗控制的电路原理示意图；
图6为本发明的开关装置通过控制中间电源开关装置来实现待机功耗控制的电路原理示意图。
 具体实施方式
一种零待机功耗的电源适配器，其目的是在将由交直流转换和变压的电源适配电路(21)、直流电源输出装置(10)、交流电源连接装置(22)及电源外壳(23)组成的电源适配器，设置一开关单元(12)，使其达到在直流电源输出装置(10)与用电设备电连接时，开关单元(12)被触动闭合，从而接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在直流电源输出端子(11)与用电设备电分离时，开关单元(12)被断开，从而也断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。
所述开关单元(12) 可为触摸开关，或微动开关，或压力开关，或重力开关中的一种，或一种以上的配合。
实施例1，如图1所示，零待机功耗的电源适配器，其开关单元(12)通过控制交流电源输出端与电源适配电路(21)输入端的通断，来实现电源适配器的待机功耗为零。电源适配器包括交直流转换和变压的电源适配电路(21)，交流电源连接装置(22),电源外壳(23)和直流电源输出装置(10)。直流电源输出装置(10)包括直流电源输出端子(11)和开关单元(12)，它们装置在外壳体(13)内。直流电源输出端子(11)与电源适配电路直流输出端(211)通过两根电源线分别连接正负极。开关单元(12)与电与交流电源连接装置(22)和电源适配电路交流输入端(212)通过两根电线分别连接。直流电源输出端子(11)，与电源适配电路直流输出端(211)连接，与用电设备连接时为用电设备供电。开关单元(12)，与交流电源连接装置(22)和电源适配电路交流输入端(212)连接，与直流电源输出端子(11)安装在一起。开关单元(12)可以是控制交流电源输出端与电源适配电路(21)输入端的单线通断；也可以是控制交流电源输出端与电源适配电路(21)输入端的两条线的通断。该实施例中，交流电源连接装置(22)可以是交流电源输出端，也可以是交流电源插板。
实施例2，如图3所示，零待机功耗的电源适配器，是所述开关单元(12)通过控制电源开关装置(30)，实现交流电源连接装置(22)的交流输出端与电源适配电路(21)的交流输入端(212)的通断；在直流电源输出装置(10)与用电设备连接时，开关单元(12)接触到用电设备外壳体，开关单元(12)动作，从而通过电源开关装置(30)接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在直流电源输出端子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)断开，从而也通过电源开关装置(30)断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。电源开关装置(30) 可以是控制交流电源输出端与电源适配电路(21)输入端的单线通断；也可以是控制交流电源输出端与电源适配电路(21)输入端的两条线的通断。也可以是控制交流电源输出端与电源适配电路(21)输入端的多条线的通断。
实施例3，如图4、图5所示，零待机功耗的电源适配器，是所述开关单元(12)通过控制一个连接供电电源的初始电源连接装置(402)与电源输出装置(403)的通断，来控制是否给交流电源连接装置(22)供电。该实施例中，初始电源连接装置(402)及电源输出装置(403)和中间电源开关装置(405)设置在外壳体(404)内，其中（23）为连接电源适配电路(21) 及交流电源连接装置(22)的壳体。
实施例4，如图6所示，零待机功耗的电源适配器，是所述开关单元(12)通过控制中间电源开关装置(405)来控制与供电电源相接的初始电源连接装置(402)与电源输出装置(403)的通断，来控制是否给电源输出装置(403)供电。该实施例中，初始电源连接装置(402)、中间电源开关装置(405)及电源输出装置(403)设置在外壳体(404)内。如图2a、图2b所示，直流电源输出装置(10)与开关单元(12)设置在外壳体(13)中，其开关单元(12)的控制按钮(121)露出在外壳体(13)外，当直流电源输出装置(10)与用电设备电连接时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。如图4a、图4b所示，直流电源输出装置(10)与开关组件(400)通过连接装置(401)连接在一起，在直流电源输出装置(10)与用电设备电连接时，会使开关单元(12)动作，达到为用电设备供电。

Claims (18)

  1. 一种零待机功耗的电源适配器，它包括， 一个用于交直流转换和变压的电源适配电路(21)，一个直流电源输出装置(10)，一个交流电源连接装置(22)及电源外壳(23)，其特征在于，所述直流电源输出装置(10)包括：
    一个直流电源输出端子(11)，其一端与电源适配电路直流输出端(211)连接，另一端与用电设备连接；
    一个开关单元(12)，该开关单元(12)实现交流电源连接装置(22)的交流输出端与电源适配电路(21)的交流输入端(212)的通断，所述开关单元(12)与直流电源输出端子(11)设置在一起，可完成在直流电源输出装置(10)与用电设备电连接时，开关单元(12)被触动闭合，从而接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在直流电源输出端子(11)与用电设备电分离时，开关单元(12)被断开，从而也断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。
  2. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述开关单元(12)可为触摸开关，或微动开关，或压力开关，或重力开关。
  3. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述直流电源输出端子(11)与电源适配电路直流输出端(211)通过两根电源线分别连接正负极。
  4. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述直流电源输出装置(10)的直流电源输出端子(11)和开关单元(12)设置在一个直流电源输出装置外壳体(13)内，开关单元(12)的控制按钮(121)露出在外壳体(13)外，从而达到在直流电源输出端子(11)与用电设备电接触时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
  5. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述开关单元(12)，通过电源开关装置(30)，实现交流电源连接装置(22)的交流输出端与电源适配电路(21)的交流输入端(212)的通断；在直流电源输出装置(10)与用电设备连接时，开关单元(12) 的控制按钮(121)接触到用电设备外壳体，开关单元(12)动作，从而通过电源开关装置(30)接通交流电源连接装置(22)和电源适配电路交流输入端(212)的连接；在直流电源输出端子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)断开，从而也通过电源开关装置(30)断开交流电源连接装置(22)和电源适配电路交流输入端(212)的连接，使电源适配器的待机功耗为零。
  6. 如权利要求5所述的一种零待机功耗的电源适配器，其特征在于，所述电源开关装置(30)，是由与之连接的开关单元(12)控制的，可通断交流电源连接装置(22)和电源适配电路交流输入端(212)连接的开关电路。
  7. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述电源连接装置(22)是交流电源的输出端。
  8. 如权利要求1所述的一种零待机功耗的电源适配器，其特征在于，所述电源连接装置(22)是符合使用地区标准的电源插头或插座。
  9. 一种零待机功耗的电源适配器，它包括， 一个用于交直流转换和变压的电源适配电路(21)，一个直流电源输出装置(10)，一个交流电源连接装置(22)及电源外壳(23)，其特征在于，它还包括，由以下单元组成的控制单元（40）：
    一个开关组件 (400),包括开关单元 (12)和用以将其与直流电源输出装置(10) 连接的连接装置(401)，
    一个初始电源连接装置(402)，用于连接供电电源、电源输出装置(403)和开关组件 (400)；
    一个电源输出装置(403)，连接初始电源连接装置(402)、开关组件 (400)和交流电源连接装置(22)；
    一个外壳体(404), 初始电源连接装置(402)和电源输出装置(403)装置在外壳体(404)内；
    开关组件 (400)通过连接装置(401)与直流电源输出装置(10)安装在一起，开关单元(12)的控制按钮(121)在直流电源输出装置(10)与用电设备连接时会接触到用电设备外壳体而被触动，从而接通初始电源连接装置(402)和电源输出装置(403)，为与之连接的交流电源连接装置(22)供电；在直流电源输出端子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳而断开，从而也断开初始电源连接装置(402)和电源输出装置(403)的连接，停止向与之连接的交流电源连接装置(22)供电，使电源适配器的待机功耗为零；
  10. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述开关单元(12)可为触摸开关，或微动开关，或压力开关，或重力开关；在直流电源输出装置(10)与用电设备电连接时，开关单元(12)的控制按钮(121)，接触到用电设备外壳体，并使开关单元(12)动作，从而接通初始电源连接装置(402)和电源输出装置(403)，为与之连接的交流电源连接装置(22)供电；在直流电源输出端子(11)与用电设备电分离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)动作，从而断开初始电源连接装置(402)和电源输出装置(403)，停止与之连接的交流电源连接装置(22)供电，使电源适配器的待机功耗为零；
  11. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述直流电源输出端子(11)与电源适配电路直流输出端(211)通过两根电源线分别连接正负极。
  12. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述直流电源输出装置(10)的直流电源输出端子(11)和开关组件 (400)由连接装置(401)连接在一起，开关单元(12)的控制按钮(121)露出在开关组件 (400)外，从而达到在直流电源输出端子(11)与用电设备电接触时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
  13. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述开关组件(400)，通过中间电源开关装置(405)，实现初始电源连接装置(402)和电源输出装置(403)的通断；在直流电源输出装置(10)与用电设备连接时，开关单元(12)的控制按钮(121)接触到用电设备外壳体，开关单元(12)动作，从而通过中间电源开关装置(405)接通初始电源连接装置(402)和电源输出装置(403)的连接，为流电源连接装置(22)供电；在直流电源输出端子(11)与用电设备脱离时，开关单元(12)的控制按钮(121)也随之因脱离用电设备外壳，而使开关单元(12)动作，从而通过中间电源开关装置(405)电源开关装置(30)，断开初始电源连接装置(402)和电源输出装置(403)的连接，使电源适配器的待机功耗为零。
  14. 如权利要求13所述的一种零待机功耗的电源适配器，其特征在于，所述直流电源输出装置(10)的直流电源输出端子(11)和开关组件(400)由连接装置(401)连接在一起，开关单元(12)的控制按钮(121)露出在开关单元(12)外，从而当直流电源输出装置(10)与用电设备电连接时，控制按钮(121)可以接触到用电设备外壳体，并使开关单元(12)动作。
  15. 如权利要求13所述的一种零待机功耗的电源适配器，其特征在于，所述中间电源开关装置(405)，是由与之连接的开关组件 (400)控制的，可通断初始电源连接装置(402)和电源输出装置(403)连接的开关电路。
  16. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述初始电源连接装置(402)是符合使用地区标准的电源插头；
  17. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述电源输出装置(403)是符合使用地区标准的电源插座。
  18. 如权利要求9所述的一种零待机功耗的电源适配器，其特征在于，所述连接装置(401)是用来将直流电源输出端子(11)和开关组件 (400)连接在一起的机械装置。
PCT/CN2011/079037 2011-08-29 2011-08-29 一种零待机功耗的电源适配器 WO2013029224A1 (zh)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003284342A (ja) * 2002-01-15 2003-10-03 Kanazawa Inst Of Technology Ａｃアダプタ
CN101740955A (zh) * 2008-11-19 2010-06-16 联想(北京)有限公司 一种适配器、笔记本计算机及适配器节电方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003284342A (ja) * 2002-01-15 2003-10-03 Kanazawa Inst Of Technology Ａｃアダプタ
CN101740955A (zh) * 2008-11-19 2010-06-16 联想(北京)有限公司 一种适配器、笔记本计算机及适配器节电方法

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