CN203760778U - Electrical appliance standby automatic power-off conversion universal extension socket - Google Patents

Abstract

The utility model provides a general plug-in strip for automatic power-off conversion of electrical appliances in standby mode. The universal plug-in strip for automatic power-off conversion of electrical appliances in standby mode includes a socket module, a controller and a power supply module. The socket module is connected to the controller and detects the power supply of the socket. Current intensity, when the power-on current intensity is not greater than a predetermined value, the socket module starts to count the power-off delay time, and after the power-off delay time exceeds a power-off delay time value, the socket module is under the control of the controller When the power is off, the power module is externally connected to the L and N lines of the 110V/220V AC power supply, and converts the 110V/220V AC power supply to 5V DC power supply for the controller. The automatic power-off conversion of the electrical appliance in standby is based on the current intensity to judge whether the inserted electrical appliance is in the standby state. The accuracy is extremely high, and supplemented by the redundancy of the current intensity, the standby state judgment is correct.

Description

Universal plug strip for automatic power-off conversion of electrical appliances in standby

technical field

The utility model relates to an electric appliance socket, in particular to a general-purpose socket for automatic power-off conversion of electric appliances in standby.

Background technique

The standby energy consumption of existing electrical appliances accumulates over time, resulting in serious waste; the polymer lithium-ion batteries of laptops, mobile power supplies, mobile phones and other electrical appliances will swell or even explode after long-term charging, while the existing universal sockets cannot be powered off intelligently; The automatic power-off device of the utility model adopts fuzzy judgment methods, such as: using power modules, sensors, etc., which has the disadvantages of not being able to correctly and clearly distinguish whether the electrical appliance is in the standby state, the standby state check is inaccurate, and the automatic power-off device is dedicated. . In the patent application with the application number CN201310350995.X, the electrical standby automatic switching socket involved uses a power metering chip to detect the output power of the socket, and the electrical standby automatic switching socket cannot overcome the above-mentioned shortcomings. For this reason, we have invented a new universal plug strip for automatic power-off conversion of electrical appliances in standby mode, which solves the above technical problems.

Contents of the invention

The purpose of the utility model is to provide a universal plug-in strip that can provide power for different electrical appliances and realize the automatic power-off of each electrical appliance in standby by sub-socket.

The purpose of this utility model can be realized by following technical measures:

The electrical appliance standby automatic power-off conversion universal socket includes a socket module, a controller and a power supply module. The socket module is connected to the controller and detects the current intensity of the socket. The module starts power-off delay time counting, and after the power-off delay time exceeds a power-off delay time value, the socket module is powered off under the control of the controller, and the power module is externally connected to L, N of 110V/220V AC power supply line, and convert 110V/220V AC power to 5V DC to power the controller.

The purpose of this utility model can also be achieved through the following technical measures:

The universal socket strip for automatic power-off conversion of electrical appliances in standby includes a plurality of socket modules.

The controller records the current i when the electrical appliance is in the standby state, and the predetermined value is i*(1+r%), where r is the redundancy, and the redundancy value r and the power-off delay time value are both passed The socket module is configured and sent to the controller for recording.

The electrical standby automatic power-off conversion universal socket also 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 the set power-off delay under the control of the controller The power-off delay time value when the time is set, and the redundancy value when the redundancy is set.

The socket module includes a current detection module, a button module, a relay, and a three-hole socket. The button module includes three buttons: a start key, a set button, and a redundant key. The three-hole socket includes three holes L, E, and N. The current detection 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 supply, and the L lines of the 110V/220V AC power supply are sequentially connected to the The current detection module, the relay, and the L hole of the three-hole socket are connected in series. The current detection module detects the current intensity I of the three-hole socket and transmits it to the controller. Timing of electrical delay time and timing reset to zero.

When the energized current intensity detected by the current detection module received by the controller is less than or equal to i*(1+r%) of the socket module, the controller sends a timing signal to the relay of the socket module, and the relay Start power-off delay time timing, 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, when the current detected by the current detection module If the current intensity is greater than i*(1+r%), the controller sends a timing stop signal to the relay of the socket module, and the power-off delay time of the relay is reset to zero, and the controller controls the relay to the relay of the socket module The three-hole socket is powered.

The start key of the button module is used to reset the delay time timing to zero, and the three-hole socket is directly powered on, the start key sends a timing reset signal to the controller, and the controller sends a timing stop signal to the A 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 intensity of the three-hole socket in the standby state of the electrical appliance, and sending the redundancy value r to the controller for recording, and at the same time The controller sends the redundancy value r to the display module for display, and the display module is a 2-digit digital tube. Whenever the redundancy key is pressed, the redundancy value r increases by 1 until After increasing to the maximum value of 99, it becomes 0 and loops.

The setting key of the key module is used to set the current i when the electrical appliance is in the standby state. When the electrical appliance inserted into the three-hole socket is in the standby state, the setting key of the key module is pressed, and the current i What the detection module detects at this time is the current i when the plugged-in electrical appliance is in a standby state, and transmits the current i to the controller, and the controller will record the current i.

The setting key of the button module is also used to set the power-off delay time value t of the three-hole socket in the electrical standby state, and transmit the power-off delay time value t to the controller for recording At the same time, the controller sends the power-off delay time value t to the display module for display. The display module is a 2-digit digital tube. Set key, the power-off delay time value t will be increased by 1 minute until it reaches the maximum value of 99 minutes and then becomes 0 minutes, and the cycle is performed. If the power-off delay time value t is set to 0 minutes, the three holes The outlet will always be powered on.

The utility model in the utility model is equipped with a set of three-hole sockets for automatic power-off conversion of electric appliances in standby mode. No matter what kind of electric appliances are inserted into the three-hole sockets, the plug-in strips can be divided into sockets to realize the automatic power-off of the inserted electric appliances. The power-off delay time of each socket module is set separately, and the redundancy of the standby current intensity of each socket is set respectively. The sub-socket module realizes the automatic power-off of the respective plugged-in electrical appliances; it uses the current intensity as the basis for judging whether the plugged-in electrical appliances are in the standby state, with high accuracy, and supplemented by the redundancy of the current intensity, the standby state judgment is correct .

Description of drawings

Fig. 1 is a structural diagram of a specific embodiment of the electric appliance standby automatic power-off conversion universal plug-in strip of the present invention;

FIG. 2 is a structural diagram of a specific embodiment of the socket module in FIG. 1 .

Detailed ways

In order to make the above and other objects, features and advantages of the present invention more comprehensible, preferred embodiments are listed below and described in detail in conjunction with the accompanying drawings.

As shown in FIG. 1 , FIG. 1 is a structural diagram of a general-purpose plug strip for automatic power-off conversion of electrical appliances in standby mode according to the present invention. The electrical appliance standby automatic power-off conversion universal plug-in strip is composed of a plurality of socket modules 10 , a controller 11 , a display module 12 and a power supply module 13 . The 110V/220V AC power supply including L (fire wire), E (ground wire) and N (neutral wire) three wires is the external power supply of the universal plug strip; the power module 13 is externally connected to the L and N wires of the 110V/220V AC power supply , and convert the 110V/220V AC power into 5V DC to supply power to the controller 11 and the display module 12 .

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

The socket module 10 is connected to the controller 11, and detects the power-on current intensity of the socket. When the power-on current intensity is not greater than a predetermined value, the socket module 10 starts power-off delay time counting, and after the power-off delay time exceeds a predetermined time, , the socket module 10 is powered off under the control of the controller 11 . In one embodiment, the controller 11 records the current i when the electrical appliance is in the standby state, and the predetermined value is i*(1+r%), where r is the redundancy, and the redundancy r and the predetermined time, All are set through the socket module 10 and sent to the controller 11 for recording. Whenever the current current intensity is greater than i*(1+r%), the controller 11 sends a timing stop signal to the socket module 10, and the power-off delay time of the socket module 10 is reset to zero.

As shown in FIG. 2 , FIG. 2 is a structural diagram of a specific embodiment of the socket module in FIG. 1 . Each of the socket modules includes a current detection module 20 , a key module 22 , a relay 21 and a three-hole socket 23 , and the key module 22 includes three keys of a start key, a setting key and a redundant key. The three-hole socket 23 includes three holes L, E, and N. The current detection module 20 , key module 22 and relay 21 are connected to the controller 11 . The E 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 detection module 20, the relay 21 and the three-hole socket 23 The L holes are connected in series.

The current detection module 20 detects the current intensity I of the three-hole socket 23 and transmits it to the controller 11 . When the electrical appliance plugged into the three-hole socket 23 is in the standby state, the setting key of the key module 22 is pressed, and the current detection module 20 transmits the current intensity of the current to the controller 11 . In one embodiment, what the current detection module 20 detects at this time is the current i when the electrical appliance is in the standby state, and transmits the current i to the controller 11, and the controller 11 will record the current i at this time The current intensity i detected by the detection module 20 .

The setting key 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 electrical standby state, and transmit the power-off delay time t to the controller 11 for recording , and at the same time, the controller 11 sends t to the display module 12 for display. In one embodiment, when the electrical appliance plugged into the three-hole socket 23 is in the standby state, the power-off delay time t is increased by 1 minute every time the set button is pressed, until it reaches a maximum value of 99 minutes and then becomes 0 minutes. So cycle. If the power-off delay time t is set to 0 minutes, then the three-hole socket 23 will always be in the power-on state.

The redundancy key of the key module 22 is responsible for setting the redundancy r of the current intensity of the three-hole socket 23 in the standby state of the electrical appliance, and transmits the redundancy r to the controller 11 for recording, while the The controller 11 sends r to the display module 12 for display. Whenever the redundancy key is pressed, the redundancy r increases by 1 until it reaches the maximum value of 99 and becomes 0, and so on.

Each socket module has its own i, r and t values, which are all stored in the controller 11 . When the setting key of a certain socket module is pressed, the display module 12 displays the t value of the socket module; when the redundancy key of a certain 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 electrical appliance in the standby state. In one embodiment, when the controller 11 receives that the current intensity detected by the current detection module 20 of a certain socket module is less than or equal to i*(1+r%) of the socket module, the controller 11 sends a timing signal to The relay 21 of the socket module, the relay 21 starts power-off delay time timing, when the relay 21 counts beyond its power-off delay time t, the controller 11 controls the relay 21 to the three-hole socket 23 of the socket module power off. Whenever as long as the current current intensity detected by the current detection module 20 is greater than i*(1+r%), the controller 11 sends a timing stop signal to the relay 21 of the socket module, and the power-off delay time timing of the relay 21 returns to 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 reset the delay time to zero, and the three-hole socket 23 is directly connected to the power supply. In one embodiment, the start key sends a timing reset signal to the controller 11, and the controller 11 sends a timing stop signal to the relay 21, and the power-off delay time timing of the relay 21 is reset to zero, and the controller 11 controls the relay 21 power on the three hole socket 23 of this socket module.

The processing flow of the utility model for automatic power-off conversion of electrical appliances in standby mode is as follows: After the plug-in strip is connected to an external 110V/220V AC power supply, the power-off delay time and current intensity redundancy of each socket module are respectively set to realize The electrical appliances plugged into each socket module are automatically powered off after a delay in the standby state.

To set the power-off delay time and current intensity redundancy of a certain socket module: first, insert the electrical appliance into the three-hole socket of the socket module, and when the plugged-in electrical appliance is in the standby state, press the setting key of the socket module to set the socket module power-off delay time. Pressing the Redundancy key at any time sets the amperage redundancy for that socket module.

Answers to frequently asked questions in the use of this universal plug strip: ① If the electrical appliance plugged into a certain socket module is replaced, the power-off delay time and current intensity redundancy of the socket module need to be reset. ②In the process of use, if a socket module is found to be plugged into an electrical appliance, and after 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 when the appliance is in standby state, Then first consider increasing the value of the current intensity redundancy; if the current intensity redundancy has reached the maximum value, and the three-hole socket of the module still fails to realize the delayed power-off when the electrical appliance is in the standby state, it is necessary to reset the socket Module power-off delay time and amperage redundancy. ③When a socket module has been plugged into an electrical appliance during use, and the power-off delay time and current intensity redundancy have been set, if it is found that the socket is powered off when the electrical appliance is not in a standby state, first consider reducing the current intensity The value of redundancy; if the current intensity redundancy has reached the minimum value, and the three-hole socket of the module still has electrical appliances in the non-standby state, the socket is powered off, and the power-off delay time of the socket module needs to be reset and amperage redundancy.

The undescribed technical features of the utility model can be realized by or using the prior art, so they will not be repeated here. Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary skilled persons within the essential scope of the present utility model shall also belong to the protection scope of the present utility model.

Claims (10)

1. A general plug-in strip for automatic power-off conversion of electrical appliances in standby mode, characterized in that the universal plug-in strip for automatic power-off conversion of electrical appliances in standby mode includes a socket module, a controller and a power supply module, the socket module is connected to the controller, and detects the socket The power-on current intensity, when the power-on current intensity is not greater than a predetermined value, the socket module starts to count the power-off delay time, and after the power-off delay time exceeds a power-off delay time value, the socket module in the controller Power off under control, the power module is externally connected to L and N lines of 110V/220V AC power supply, and converts 110V/220V AC power supply to 5V DC power supply to the controller. 2 . The universal plug-in strip for automatic power-off conversion of electrical appliances in standby according to claim 1 , wherein the universal plug-in strip for automatic power-off conversion of electrical appliances in standby includes a plurality of the socket modules. 3 . 3. A universal plug-in strip for automatic power-off conversion of electrical appliances in standby according to claim 1, characterized in that the controller records the current i when the electrical appliance is in the standby state, and the predetermined value is i*(1+r%) , wherein, r is redundancy, and the redundancy value r and the power-off delay time value are both set by the socket module and sent to the controller for recording. 4. A universal plug-in strip for automatic power-off conversion of electrical appliances in standby according to claim 3, characterized in that the universal plug-in strip for automatic power-off conversion of electrical appliances in standby further includes a display module, and the display module is connected to the controller and the The power supply module obtains 5V direct current from the power supply module, and displays the power-off delay time value when the power-off delay time is set and the redundancy value when the redundancy level is set under the control of the controller. 5. A general-purpose plug strip for automatic power-off conversion of electrical appliances in standby mode according to claim 4, wherein the socket module includes a current detection module, a key module, a relay and a three-hole socket, and the key module includes a start key, a setting Fixed key and redundant key three buttons, the three-hole socket includes three holes L, E, N, the current detection module, the button module, and the relay are connected to the controller, and the E and N holes of the three-hole socket The E and N lines of the 110V/220V AC power supply are directly connected externally, and the L line of the 110V/220V AC power supply connects the current detection module, the relay and the L hole of the three-hole socket in series in sequence, and the current detection module detects the three-hole socket. The power-on current intensity I of the hole socket is transmitted to the controller, and the relay performs the timing and timing reset of the power-off delay time of the electrical appliance in the standby state. 6. The general-purpose plug strip for automatic power-off conversion of electrical appliances in standby according to claim 5, characterized in that, when the current intensity detected by the current detection module received by the controller is less than or equal to the i* of the socket module (1+r%), the controller sends a timing signal to the relay of the socket module, and the relay starts timing the power-off delay time. When the relay timing exceeds the power-off delay time value t, the controller controls The relay powers off the three-hole socket of the socket module, and when the current intensity detected by the current detection module is greater than i*(1+r%), the controller sends a timing stop signal to the socket module of the socket module. A 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. 7. A general-purpose plug strip for automatic power-off conversion of electrical appliances in standby according to claim 5, characterized in that, the start key of the key module is used to reset the delay time to zero, and the three-hole socket is directly connected power supply, the start key sends a timing reset signal to the controller, the controller sends a timing stop signal to the relay, the power-off delay time of the relay is reset to zero, and the controller controls the relay to the socket module The three-hole socket is powered. 8. A general-purpose plug strip for automatic power-off conversion of an electrical appliance in standby according to claim 5, wherein the redundant key of the button module is responsible for setting the current intensity of the three-hole socket in the standby state of the electrical appliance. The redundancy value r, and send the redundancy value r to the controller for recording, and at the same time, the controller sends the redundancy value r to the display module for display, and the display module is 2 digits The digital tube, whenever the redundancy key is pressed, the redundancy value r increases by 1 until it reaches the maximum value of 99 and then becomes 0, and the cycle is performed. 9. A universal plug-in strip with automatic power-off conversion for electrical appliances in standby according to claim 5, characterized in that the setting key of the key module is used to set the current i when the electrical appliance is in the standby state, when the When the electrical appliance plugged into the three-hole socket is in the standby state, the setting key of the button module is pressed, and the current detection module detects the current i when the electrical appliance is in the standby state, and the current i to the controller, which will record the current i. 10. A universal plug strip for automatic power-off conversion of electrical appliances in standby according to claim 9, characterized in that the setting key of the button module is also used to set the power of the three-hole socket in the standby state of the electrical appliance. The power-off delay time value t, and transmit the power-off delay time value t to the controller for recording, and at the same time, the controller sends the power-off delay time value t to the display module for display, and the display The module is a 2-digit digital tube. When the electrical appliance plugged into the three-hole socket is in the standby state, the setting key is pressed every time the power-off delay time value t is increased by 1 minute until it reaches the maximum value of 99 minutes. is 0 minutes, and the cycle is performed. If the power-off delay time value t is set to 0 minutes, the three-hole socket will always be in the power-on state.