KR20170010465A

KR20170010465A - Smart multi tap

Info

Publication number: KR20170010465A
Application number: KR1020150102131A
Authority: KR
Inventors: 노성여; 정영훈; 이종란; 장지영
Original assignee: 동명대학교산학협력단
Priority date: 2015-07-20
Filing date: 2015-07-20
Publication date: 2017-02-01

Abstract

The present invention relates to a smart power strip which is safe and can save energy. The smart power strip comprises: a case (11); a socket (13); a plug (15); a lighting part (17); an alarm part (14); and a control part (20). The smart power strip provides hazard notification through an LED which is the lighting part (17) and a buzzer which is the alarm part (14) when exceeding allowed electric power, so visual and audio alarms can be provided to a user when a hazardous event occurs. By connecting the plug (15) to the socket (13), as many smart power strips as a user desires can be used in the form of Lego blocks to use the amount of electricity for the desired smart power strips, thereby reducing standby power and also providing an aesthetic effect.

Description

SMART MULTI TAP

The present invention relates to a multi-tap, and more specifically to a smart multi-tap capable of safety and energy saving.

The demand for multi-tap is increasing as the number of electrical appliances in general homes and businesses increases and the number of outlets used in a space increases. At home, many household appliances are used, causing the multi-tap to ignite beyond the allowable current, or fire due to spark is occurring frequently.

Referring to the table of FIG. 1, the number of fires due to short circuit due to insulation is 2336, the number of overloads is 1197, the number of short circuit is 578, . It can be seen from the current state of electric fire occurrence according to voltage of such an accident that fire occurs at the contact voltage of 220v used in the home.

However, in the case of a multi-tap that is mainly used in the home, it is sold in the form of a USB connection with a standby power breaker. However, the multi-tab with such safety and function is clumsy and safety is not guaranteed for the unused area. In addition, some of the multi-tabs suffer from a large number of defects and have a limitation in material durability, which causes considerable inconvenience due to wear of the material during repeated use.

There is a problem in that the conventional multi-tap having limitations in terms of aesthetics is provided in the longitudinal direction and the direction of the socket of the multi-tap is constantly provided so that overlapping may occur along the shape of the plug to be connected to the multi- .

In addition, the overcurrent breaker of the existing product may damage the file during the operation, and the reverse current or reverse voltage may be applied due to the sudden interruption, so that sensitive electronic devices may fail.

Therefore, the present invention has been proposed in order to solve such a problem, and it is provided with a signal warning light for preventing an overcurrent so as to prevent accidental use of electronic devices during operation, and can be safely used through an overload circuit breaker, The present invention aims at providing a sophisticated effect by combining as many sockets as desired in an assembled form.

In addition, by providing a socket of a power strip in the form of a refill, it is possible to provide economical savings on the purchase cost, and it is possible to reduce power consumption by reducing stand-by power The purpose.

According to an aspect of the present invention for achieving the above-mentioned object, there is provided an electronic device comprising: a case having a space formed therein and having an internal space; A socket (13) provided on at least one side of the case (11); A plug (15) provided at one or more positions on either side of the case (11) and spaced apart from the socket (13); An illumination unit 17 provided in the case 11 and changing color; An alarm unit 14 provided at any one of the inner space of the case 11 and the outside thereof; A control unit 20 provided in an inner space of the case 11 and operating the illumination unit 17 and the alarm unit 14 when an output power amount exceeds 4000 W; So that the user can be alerted at the time of risk and auditory to the user.

In such a smart multi-tap, the controller 20 includes a current transformer 27 to generate a DC current sensing signal through the current transformer 27, thereby outputting a constant current.

In such a smart multi-tap, the sensing signal is converted to a digital voltage level and a danger signal can be generated by the lighting unit 17 and the alarm unit 14 according to the allowable power amount through the automatic voltage regulator.

In such a smart multi-tap, the smart multi-tap can be used by connecting a plug 15 of another smart multi-tap to the socket 13 when one or more small sockets are connected, (13) generates the danger signal.

According to an aspect of the present invention for achieving the above object, there is provided an image display apparatus including: a case having an outer shape and having a space therein, A socket plate (30) coupled to the one surface and shielding the case (11) and having a socket (31); A plug plate (32) coupled to the one surface and shielding the case (11) and having a plug (33); An illumination unit 17 provided in the case 11 and changing color; An alarm unit 14 provided at any one of the inner space of the case 11 and the outside thereof; A controller (20) provided in an inner space of the case (11) and controlling the illumination unit (17) and the alarm unit (14); The socket plate 30 may be engaged when the socket 31 is used on the one surface including the plug plate 32 and the plug plate 32 may be used when the plug 33 is used on the one surface. .

In such a smart multi-tap, the sensing signal is converted to a digital voltage level, and a signal of the illumination unit 17 and the alarm unit 14 may be generated according to an allowable power amount through an automatic voltage regulator.

In such a smart multi-tap, the smart multi-tap can be used by connecting a plug 33 of another smart multi-tap to the socket 31 when one or more small multi-tap is connected.

According to such a smart multi-tap, when the overcurrent is used as the reference based on the allowable amount of power, which is composed of the case 11 and the socket 13, the plug 15, the illuminating unit 17, the alarm unit 14 and the control unit 20, 17) and a buzzer (14), which is a warning device, and a plug (15) is connected to the socket (13) so that a smart multitap is required It can be used like Lego type block, so it uses as much electricity as it uses, can reduce standby power, and can provide aesthetic effect.

FIG. 1 is a table showing statistical analysis of electric accidents in Korea; FIG.
2 is a perspective view of a smart multi-tap according to a preferred embodiment of the present invention;
FIG. 3 illustrates various external shapes of a smart multi-tap according to a preferred embodiment of the present invention;
FIG. 4 illustrates a control unit for measuring electricity according to a preferred embodiment of the present invention; FIG.
FIG. 5 illustrates a smart multi-tap interior according to a preferred embodiment of the present invention; FIG.
FIG. 6 is a diagram illustrating a smart multi-tap according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to FIGS. 1 to 6. FIG. Meanwhile, the related arts for shaping the appearance of the smart multi-tap, the power transmission related technology of the multi-tab, the related technology for connecting the control unit and the illumination unit and the alarm unit, and the workers in the fields applicable to the present invention, The details of the present invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG.

2 is a perspective view of a smart multi-tap according to a preferred embodiment of the present invention.

2, the smart multi-tap 10 includes a case 11, a socket 13, a plug 15, an illumination unit 17, an alarm unit 14, and a control unit 20.

The smart multi-tap 10 has a case 11 having an internal space and an socket 13 on one side of the case 11. And a lighting unit 17 having a plug 15 disposed at a position spaced apart from the socket 13 and having a color changing in the case 11 is provided on at least one side of the case 11. The control unit 20 includes an alarm unit 14 and an illumination unit 17 provided in an inner space of the case 11 or an external unit and controls the illumination unit 17 and the alarm unit 14, To be notified at time of risk and auditory.

The case 11 can be applied to a general multi-tap material and is provided in various shapes so as to have a socket 13 at one side and a plug 15 at a position spaced apart from the socket 13. [

The socket 13 accommodates a plug of another external electronic product and is provided in the case 11 and can accommodate one or more plugs.

The plug 15 applied to the embodiment of the present invention is provided in the case 11 and is connected to an outlet provided in a building to use the smart multi tap 10 or to connect the socket 15 of another smart multi- (13).

The illuminating unit 17 can be provided at any position of the case 11 and can be used to determine the use and the risk by applying a color-changing LED.

When the total amount of power is 2500 W or more, the illuminating unit 17 is gradually turned on in red. At this time, when the electric power is safe, it may not be turned on, or may be provided in green or other colors.

The alarm unit 14 is a notification function that notifies the user of the danger by audibly informing the user of the danger, and when the output amount exceeds 4000 W, the alarm unit 14 emits an alarm of 100 DB (decibel) To be recognized.

The control unit 20 directly applies the voltage at the 220V voltage input from the home without using a complicated circuit to use the efficient power.

FIG. 3 is a view showing various outlines of a smart multi-tap according to a preferred embodiment of the present invention.

Referring to FIG. 3, the smart multi-tap 10 is usable by connecting a plug 15 of another smart multi-tap to the socket 13 when the smart multi-tap 10 is connected to one or more sockets. It is possible to connect as many as desired out of the shape of the multi-tab which was an integral type, and it can be used with different connection depending on the arrangement of furniture around.

4 is a view illustrating a control unit for measuring electricity according to a preferred embodiment of the present invention. FIG. 5 is a view showing the inside of a smart multi-tap according to a preferred embodiment of the present invention.

4 and 5, the control unit 20 includes a digital circuit 21, a microcontroller 23, an IC and an interface device 25, and a current transformer 27, A sense signal is generated and the current is output constantly.

A large current amount of the alternating current used in the multi-tap is firstly obtained by using a current transformer 27, which is a current transformer, to generate a sensing signal of a DC current having low noise through filtering.

The sensing signal thus generated is proportional to the rms value of the AC current used in the multi-tap and is constantly output at a ratio of 5: 2.

The sensed signal is converted to a digital voltage level so that the automatic voltage regulator avr generates a danger signal to the lighting unit 17 and the alarm unit 14 according to the allowable power amount in the smart multi-tap 10.

When the electric current of the internal circuit passes through the current transformer 27 and the electric current is proportional to a predetermined current, the light of the illumination unit 17 changes according to the value measured by the ATmega or the automatic voltage regulator . In addition, if it continues over a certain period of time, it is equipped with a cutoff function using an automobile switch or a 3-wire switch to save power and prevent a fire.

FIG. 6 is a diagram illustrating a smart multi-tap according to another embodiment of the present invention.

Referring to FIG. 6, the smart multi-tap 10 according to another embodiment forms an outer shape of a cube, has a space therein, and is provided with an opened case 11 on one side. A plug plate 32 having a socket 31 and a socket plate 30 having a socket 31 and being coupled to one surface of the case 11 and shielding the case 11 and having a plug 33, ), And can be used instead. The control unit 20 includes a lighting unit 17 and an alarm unit 14. The control unit 20 controls the lighting unit 17 and the alarm unit 14. The socket unit 30 includes a socket 31, And when the plug 33 is used on one surface, the plug plate 32 can be used in combination.

The main body of the smart multi-tap 10 can be divided into two in each one socket 13 and can be assembled in a shape suitable for the environment, and a variety of designs and individual sockets can be used to secure space . Also, as many sockets 13 as desired by the user can be assembled in an assembled form and can be used in a refill form like a plate. By using as many assemblies as desired, electric power can be saved by reducing standby power and power consumption.

While the present invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. To be understood by one of ordinary skill in the art.

10: Smart Multi-Tap 11: Case
13: Socket 14: Alarm section
15: plug 17:
20: control unit 21: digital circuit
23: Microcontroller 25: IC and interface element
27: Current transformer 30: Socket plate
31: socket 32 of another embodiment: plug plate
33: Plug of another embodiment

Claims

A case 11 forming an outer shape and having a space therein;
A socket (13) provided on at least one side of the case (11);
A plug (15) provided at one or more positions on either side of the case (11) and spaced apart from the socket (13);
An illumination unit 17 provided in the case 11 and changing color;
An alarm unit 14 provided at any one of the inner space of the case 11 and the outside thereof;
A control unit 20 provided in an inner space of the case 11 and operating the illumination unit 17 and the alarm unit 14 when an output power amount exceeds 4000 W; And the user can be alerted at the time of risk and auditory to the user.

The method according to claim 1,
Wherein the controller (20) includes a current transformer (27) to generate a DC current sensing signal through the current transformer (27) to constantly output current.

3. The method of claim 2,
Wherein the sensing signal is converted to a digital voltage level and a danger signal is generated in the lighting unit (17) and the alarm unit (14) according to the allowable power amount through the automatic voltage regulator.

3. The method of claim 2,
The smart multitap can be used by connecting a plug 15 of another smart multitap to the socket 13 when the smart multitap is connected to one or more sockets and detects the total amount of current of each connected socket 13, And generates a danger signal.

A case (11) which forms an outer shape of a cube and has a space therein and is open on one side;
A socket plate (30) coupled to the one surface and shielding the case (11) and having a socket (31);
A plug plate (32) coupled to the one surface and shielding the case (11) and having a plug (33);
An illumination unit 17 provided in the case 11 and changing color;
An alarm unit 14 provided at any one of the inner space of the case 11 and the outside thereof;
A controller (20) provided in an inner space of the case (11) and controlling the illumination unit (17) and the alarm unit (14); Including
Wherein the socket plate (30) is coupled when the socket (31) is used on the one surface, and the plug plate (32) is used when the plug (33) is used on the one surface.

6. The method of claim 5,
Wherein the controller (20) includes a current transformer (27) to generate a DC current sensing signal through the current transformer (27) to constantly output current.

The method according to claim 6,
Wherein the sensing signal is converted to a digital voltage level and a signal of the illumination unit (17) and the alarm unit (14) is generated according to an allowable power amount through an automatic voltage regulator.

8. The method of claim 7,
Wherein the smart multi-tap is usable by connecting a plug (33) of another smart multi-tap to the socket (31) when one or more sockets are connected.