WO2015135092A1

WO2015135092A1 - Universal power strip for automatic power-off conversion on standby of electric appliances

Info

Publication number: WO2015135092A1
Application number: PCT/CN2014/000234
Authority: WO
Inventors: 陈恩修; 侯功海; 张长峰; 张永军
Original assignee: 山东商业职业技术学院; 山东鲁商物流科技有限公司
Priority date: 2014-03-10
Filing date: 2014-03-10
Publication date: 2015-09-17

Abstract

A universal power strip for automatic power-off conversion on standby of electric appliances. The universal power strip comprises socket modules (10), a controller (11) and a power supply module (13). The socket modules (10) are connected with the controller (11) and detect the power current intensity of socket. When the power current intensity is not greater than a preset value, the socket modules (10) start to time the power-off delay time; and after the power-off delay time exceeds a specified power-off delay time value, the socket modules (10) are powered off under the control of the controller (11). The power supply module is externally connected with the L line and the N line of an 110V/220V AC power supply and converts the 110V/220V AC power supply to 5V DC for supplying power to the controller (11). The universal power strip for automatic power-off conversion on standby of electric appliances takes the current intensity as the basis of judging whether the powered electric appliance is in a standby state, has high accuracy, and can accurately judge the standby state under the assistance of current intensity redundancy.

Description

Electrical standby automatic power-off conversion universal plug-in technology field

The invention relates to an electrical socket, in particular to an electrical standby automatic power-off conversion universal socket. Background technique

The standby energy consumption of existing electrical appliances is accumulated over a long period of time, and the waste is serious; the polymer lithium-ion batteries of laptops, mobile power supplies, mobile phones and other electrical appliances may explode or even explode if they are charged for a long time, and the existing universal sockets cannot be intelligently powered off; The automatic power-off device that has been invented adopts a fuzzy judgment method, such as: using a power module, a sensor, etc., has the disadvantages that the regional distributor is not correctly clarified, the standby state is inaccurate, and the automatic power-off device is dedicated. In the patent application of the application number CN2 01 31 0350995. X, the electrical standby automatic conversion socket involved is to use the power metering chip to detect the output power of the socket, and the electrical standby automatic conversion socket can not overcome the above mentioned shortcomings. To this end, we have invented a new universal plug-in for automatic power-off conversion of electrical appliances, which solves the above technical problems. Summary of the invention

SUMMARY OF THE INVENTION It is an object of the present invention to provide a universal plug-in for automatic power-off conversion of an electrical appliance that can provide power for different electrical appliances and implement automatic power-off of each electrical appliance in a sub-socket.

The object of the present invention can be achieved by the following technical measures: an electrical standby automatic power-off conversion universal plug, the electrical standby automatic power-off conversion universal plug includes a socket module, a controller and a power module, and the socket module is connected to the controller And detecting the pass of the socket The electric current intensity, when the energizing current intensity is not greater than a predetermined value, the socket module starts the power-off delay time timing, and after the power-off delay time is more than a power-off delay time value, the socket module is controlled by the controller Power off, the power module is externally connected

The L, N line of the 110V/220V AC power supply, and convert the 110V/220V AC power to 5 V DC to supply power to the controller.

The object of the present invention can also be achieved by the following technical measures:

The electrical standby automatic power-off conversion universal plug includes a plurality of the socket modules.

The controller records the current i when the appliance is in the standby state, and the predetermined value is

i* (l + r%) , where r is the redundancy, and the redundancy value r and the power-off delay time value are set by the socket module and transmitted to the controller for recording.

The electrical standby power-off conversion universal plug-in further includes a display module, the display module is connected to the controller and the power module, obtains 5V direct current from the power module, and displays a set power-off delay under the control of the controller. The power-off delay time value at the time and the redundancy value when the redundancy is set.

The socket module comprises a current detecting module, a button module, a relay and a three-hole socket. The button module comprises three buttons: a start button, a setting button and a redundancy button. The three-hole socket comprises three holes of 1^, E and N. The current detecting module, the button module, and the relay are connected to the controller, and the E and N holes of the three-hole socket are directly connected to the E and N lines of the 110V/220V AC power source, and the L lines of the 110V/220V AC power source are sequentially The current detecting module, the relay and the L hole of the three-hole socket are connected in series, and the current detecting module detects the current intensity I of the three-hole socket and transmits it to the controller, and the relay performs the electric appliance in the standby state. The timing and timing of the power-off delay time are zeroed.

When the intensity of the current detected by the current detecting module received by the controller is less than or equal to i* (l+r%) of the socket module, the controller sends a timing signal to the plug The relay of the block module, the relay starts the power-off delay time timing, and when the relay timing exceeds the power-off delay time value t, the controller controls the relay to power off the three-hole socket of the socket module, The current current intensity detected by the current detecting module is greater than i * ( l + r%), the controller sends a timing stop signal to the relay of the socket module, and the power failure delay time of the relay is reset to zero, the controller controls The relay energizes the three-hole socket of the socket module.

The start key of the button module is used to reset the delay time to zero, the three-hole socket directly turns on the power, and the start key transmits a timing zero return signal to the controller, and the controller sends a timing stop signal to the The relay, the power-off delay time of the relay is reset to zero, and the controller controls the relay to energize the three-hole socket of the socket module.

The redundancy key of the button module is responsible for setting the redundancy value r of the current strength of the three-hole socket in the standby state, and transmitting the redundancy value r to the controller for recording, and The controller sends the redundancy value r to the display module, and the display module is a 2-digit digital tube. Whenever the redundancy button is pressed, the redundancy value r is increased by 1 until After increasing to the maximum value of 99, it becomes 0 and loops.

The setting button of the button module is configured to set the current i when the electric appliance is in a standby state, and press the setting button of the button module when the electric device inserted in the three-hole socket is in a standby state, the current The detection module detects at this time the current i when the inserted electrical device is in the standby state, and transmits the current i to the controller, which will record the current i.

The setting button of the button module is further configured to set the power-off delay time value t of the three-hole socket in an electrical standby state, and transmit the power-off delay time value t to the display module display. The display module is a 2-digit digital tube, and when the three-hole socket is plugged in Each time the setting button is pressed in the standby state, the power-off delay time value t is increased by 1 minute until it reaches the maximum value of 99 minutes and becomes 0 minutes, and the cycle is performed. If the power-off delay time value t is set When set to G minutes, the three-hole socket will remain powered.

The electrical standby automatic power-off conversion universal plug in the invention has a set of three-hole sockets, and no matter what kind of electrical appliances are plugged into the three-hole sockets, the plugs can be divided into sockets to realize automatic power-off of the inserted electrical appliances, respectively. Set the power-off delay time of each socket module and set the redundancy of the standby current strength of each socket. The sub-socket module realizes the automatic power-off of the standby delay of the inserted electrical appliances; it uses the current intensity as the basis for judging whether the inserted electrical device is in the standby state, and the accuracy is extremely high, and supplemented with the current intensity redundancy, the standby state is judged without errors. . DRAWINGS

1 is a structural diagram of a specific embodiment of a standby power-on automatic power-off conversion universal plug according to the present invention;

2 is a structural view of a specific embodiment of the socket module of FIG. 1. detailed description

The above and other objects, features and advantages of the present invention will become more <RTIgt;

As shown in FIG. 1, FIG. 1 is a structural diagram of a universal plug-in for automatic power-off conversion of an electric appliance according to the present invention. The electric appliance standby automatic power-off conversion universal plug is composed of a plurality of socket modules 10, a controller 11, a display module 12 and a power module 13. The 110V/220V AC power supply including the L (fire line), E (ground line), and N (neutral line) wires is the external power supply for the general-purpose plug-in; the power module 13 is connected to the L and N lines of the 110V/220V AC power supply. , and will 110V/220V The AC power is converted to 5 V DC, and the controller 11 and the display module 12 are powered.

The display module 12 is connected to the controller 11 and the power supply module 13, and displays the power-off delay time value when the power-off delay time is set and the redundancy value when the redundancy is set under the control of the controller 11. In an embodiment, the display module 12 is a 2-digit digital tube.

The socket module 10 is connected to the controller 11 and detects the energization current intensity of the socket. When the energization current intensity is not greater than a predetermined value, the socket module 10 starts the power failure delay time and after the power failure delay time is more than a predetermined time. The socket module 10 is powered off under the control of the controller 11. In an embodiment, the controller 11 records the current i when the appliance is in the standby state, the predetermined value is i* (l+r%), where r is the redundancy, the redundancy r and the predetermined time, Both are set by the socket module 10 and transmitted to the controller 11 for recording. Whenever the current current intensity is greater than i* (l + r%), the controller 11 sends a timing stop signal to the outlet module 10, and the power-off delay time of the outlet module 10 is zeroed.

As shown in FIG. 2, FIG. 2 is a structural diagram of a specific embodiment of the socket module of FIG. 1. Each of the socket modules includes a current detecting module 20, a button module 22, a relay 21, and a three-hole socket 23, and the button module 22 includes three buttons of a start key, a set key, and a redundant key. The three-hole socket 23 includes three holes of L, E, and N. The current detecting module 20, the key module 22, and the relay 21 are connected to the controller 11. The 6 and N holes of the three-hole socket 23 are directly connected to the E and N lines of the 110V/220V AC power supply, and the L line of the 110V/220V AC power supply sequentially connects the current detecting module 20, the relay 21 and the three-hole socket 23 The L holes are connected in series.

The current detecting module 20 detects the energizing current intensity I of the three-hole socket 23 and transmits it to the controller 11. When the electrical device inserted in the three-hole socket 23 is in the standby state, the setting button of the button module 22 is pressed, and the current detecting module 20 transmits the current intensity of the current to the controller 11. In an embodiment, the current detecting module 20 detects at this time The current i when the inserted electrical device is in the standby state, and the current i is transmitted to the controller 11, and the controller 11 will record that the current detecting module 20 detects the current intensity 1 of 'J.

The setting button of the button module 22 is simultaneously used to set the power-off delay time t minutes of the three-hole socket 23 in the standby state of the appliance, and transmits the power-off delay time t to the controller 11 for recording. At the same time, the controller 11 sends t to the display module 12 for display. In an embodiment, when the set button is pressed when the electrical device inserted in the three-hole socket 23 is in the standby state, the power-off delay time t is increased by 1 minute until it reaches the maximum value of 99 minutes and becomes Q minutes. This cycle. If the power-off delay time t is set to 0 minutes, the three-hole socket 23 will remain energized.

The redundancy key of the button module 22 is responsible for setting the redundancy r of the current intensity of the three-hole socket 23 in the standby state, and transmitting the redundancy r to the controller 11 for recording, and the The controller 11 sends r to the display module 12 for display. Whenever the redundancy key is pressed, the redundancy r is incremented by 1, until it reaches the maximum value of 99 and becomes Q, and so on.

Each socket module has its own i, r and t values, which are stored in the controller 11. When the setting button of a socket module is pressed, the display module 12 displays the t value of the socket module; when the redundancy button of a socket module is pressed, the display module 12 displays the r value of the socket module.

The relay 21 performs timing and timing reset of the power-off delay time of the appliance in the standby state. In an embodiment, when the controller 11 receives the current intensity detected by the current detecting module 20 of a socket module that is less than or equal to i*(l + r%) of the socket module, the controller 11 sends a timing signal to The relay 21 of the socket module, the relay 21 starts the power-off delay time timing, when the relay 21 times out the power-off delay time t, The controller 11 controls the relay 21 to power off the three-hole socket 23 of the socket module. Whenever the current current intensity detected by the current detecting module 20 is greater than i* (l + r%), the controller 11 sends a timing stop signal to the relay 21 of the socket module, and the power-off delay time of the relay 21 is timed. Zero, the controller 11 controls the relay 21 to energize the three-hole socket 23 of the socket module.

The start key of the button module 22 is used to zero the delay time, and the three-hole socket 23 is directly powered on. In an embodiment, the start key transmits a timing zero return signal to the controller 11, the controller 11 sends a timing stop signal to the relay 21, the power down delay time of the relay 21 is reset to zero, and the controller 11 controls the relay. 21 energizes the three-hole socket 23 of the socket module.

The processing flow of the universal plug-in automatic power-off conversion universal plug of the present invention is as follows: after the external power supply of the socket is connected to the 110V/220V AC power supply, respectively, the power-off delay time and the current intensity redundancy of each socket module are respectively set, thereby realizing each The electrical device plugged into the socket module is delayed in automatic power-off in the standby state.

Set the power-off delay time and current intensity redundancy of a socket module: First, insert the appliance into the three-hole socket of the socket module. When the inserted appliance is in the standby state, press the setting button of the socket module to set the socket module. Power failure delay time. The current strength redundancy of the socket module can be set whenever the redundancy button is pressed.

Frequently asked questions in the use of this universal strip: 1 If you replace the electrical plugged in a socket module, you need to reset the power-off delay time and current intensity redundancy of the socket module. 2 If a socket module is inserted into the appliance during use, and the power-off delay time and current intensity redundancy have been set, if the three-hole socket of the module fails to realize the delayed power-off of the appliance in the standby state, First consider the value of increasing the current intensity redundancy; if the current intensity redundancy has reached the maximum value, the module's three-hole socket still fails to achieve electricity. If the device is in the standby state, the power failure delay and current intensity redundancy of the socket module need to be reset. 3After the use of a socket module has been inserted into the appliance, and the power-off delay time and current intensity redundancy have been set, if the appliance is found to be powered off in the non-standby state, first consider reducing the current intensity. The value of the redundancy; if the current intensity redundancy has reached the minimum value, the module's three-hole socket still has the socket power-off when the appliance is in the non-standby state, then the power-off delay time of the socket module needs to be reset. And current intensity redundancy.

The technical features of the present invention which are not described in the present invention may be implemented by the prior art, and the description thereof is not described herein. However, the above description is not intended to limit the present invention, and the present invention also changes, modifications, and additions. Or, it should also fall within the scope of protection of the present invention.

Claims

1. The electric appliance standby automatic power-off conversion universal plug, characterized in that the electric appliance standby automatic power-off conversion universal plug includes a socket module, a controller and a power module, the socket module is connected to the controller, and detects the power of the socket Current intensity, when the energization current intensity is not greater than a predetermined value, the socket module starts the power failure delay time, and after the power failure delay time exceeds a power failure delay time value, the socket module is under the control of the controller Power off, the power module is connected to the L and N lines of the 1 1 0V/ 22 0V AC power supply, and converts the 1 1 0V / 220V AC power to 5 V DC to supply power to the controller.

2. The electrical standby automatic power-off conversion universal plug according to claim 1, wherein the electrical standby automatic power-off conversion universal plug includes a plurality of the socket modules.

3. The electrical standby automatic power-off conversion universal plug according to claim 1, wherein the controller records a current i when the electrical appliance is in a standby state, the predetermined value being i*(l + r%), wherein r is the redundancy. The redundancy value r and the power-off delay time value are set by the socket module and transmitted to the controller for recording.

4. The electrical standby automatic power-off conversion universal plug according to claim 3, wherein the electrical standby automatic power-off conversion universal plug-in further comprises a display module, wherein the display module is connected to the controller and the power module Obtaining 5 V DC from the power module, and displaying the power-off delay time value when the power-off delay time is set under the control of the controller, and the redundancy value when setting the redundancy. The socket module comprises a current detecting module, a button module, a relay and a three-hole socket. The button module comprises three buttons: a start button, a setting button and a redundancy button, and the three-hole socket comprises three L, E and N buttons. a hole, the current detecting module, the button module, the relay is connected to the controller, and the E and N holes of the three-hole socket are directly connected to the 1 1 0V / 22 0V alternating current The E line of the source, the L line of the 1 1 0 V/220V AC power supply sequentially connects the current detecting module, the relay and the L hole of the three-hole socket, and the current detecting module detects the power of the three-hole socket. The current intensity I is transmitted to the controller, and the relay performs timing and timing reset of the power-off delay time of the appliance in the standby state.

6 . The universal standby automatic power-off conversion universal plug according to claim 5 , wherein the current detected by the current detecting module is less than or equal to the i* of the socket module. + r%), the controller sends a timing signal to the relay of the socket module, the relay starts the power-off delay time timing, and when the relay timing exceeds the power-off delay time value t, the controller controls the The relay powers off the three-hole socket of the socket module. When the current current intensity detected by the current detecting module is greater than i*(l + r%), the controller sends a timing stop signal to the relay of the socket module. The power down delay time of the relay is timed to zero, and the controller controls the relay to energize the three-hole socket of the socket module.

The device of claim 5, wherein the start button of the button module is used to reset the delay time to zero, and the three-hole socket is directly connected to the power source. The start key transmits a timing zero return signal to the controller, the controller sends a timing stop signal to the relay, the power failure delay time of the relay is reset to zero, and the controller controls the relay to the three of the socket module The hole socket is energized.

8. The electrical standby automatic power-off conversion universal plug according to claim 5, wherein the redundant key of the button module is responsible for setting the redundancy of the current strength of the three-hole socket in the standby state of the electric appliance. a redundancy value r, and transmitting the redundancy value r to the controller for recording, and the controller sends the redundancy value r to the display module for display, wherein the display module is a 2-digit digital Tube, wheneverever you press the redundancy button, the redundancy The redundancy value r is increased by 1 until it reaches the maximum value of 99 and becomes 0, and the cycle is performed.

9. The universal plug-in automatic power-off conversion universal plug according to claim 5, wherein the setting button of the button module is configured to set the current i when the electric appliance is in a standby state, when the three When the inserted electrical device is in the standby state, the setting button of the button module is pressed, and the current detecting module detects the current i when the inserted electrical device is in the standby state, and transmits the current i to the standby device. The controller, the controller will record the current i.

10 . The universal standby power-off conversion universal plug according to claim 9 , wherein the setting button of the button module is further configured to set the disconnection of the three-hole socket in an electrical standby state; And delaying the power-off time value t, and transmitting the power-off delay time value t to the controller for recording, and the controller sends the power-off delay time value t to the display module, where the display module is The 2-digit digital tube, when the setting button is pressed when the electrical device inserted in the three-hole socket is in the standby state, the power-off delay time value t is increased by 1 minute until it reaches the maximum value of 99 minutes and becomes 0. In minutes, the cycle is performed. If the power-off delay time value t is set to 0 minutes, the three-hole socket will remain energized.