KR20060110242A - Door lock control apparatus for a refrigerator - Google Patents

Abstract

A device for controlling a refrigerator door lock is provided to prevent door-opening of unauthorized persons according to door lock data set by a user. A device for controlling a refrigerator door lock includes a setting part(110) having a manipulation part for a user to select a time for carrying out door lock function, wherein the door lock setting is carried out after verification for the user. The data set for the door lock function is transmitted to a control part(140) and stored in a memory(120). The door lock function is performed or released according to ON/OFF signals output from the controller, wherein the ON/OFF signals are output according to time signals which are output from a timer(130) and included in the set time or not.

Description

Refrigerator Door Lock Control Unit {Door Lock control apparatus for a refrigerator}

1 is a block diagram according to a first embodiment of a refrigerator door lock control apparatus according to the present invention;

2 is a door lock control flowchart of the refrigerator door lock control device shown in FIG.

3 is a block diagram according to a second embodiment of the refrigerator door lock control apparatus according to the present invention;

4 is a door lock control flowchart of the refrigerator door lock control device shown in FIG.

5 is a block diagram according to a third embodiment of the refrigerator door lock control apparatus according to the present invention.

6 is a door lock control flowchart of the refrigerator door lock control device shown in FIG.

<Explanation of symbols for main parts of the drawings>

100, 300, 600: door lock control device 110: setting unit

120, 320, 620: Memory 130, 330: Timer

140, 340, 630: control unit 200, 400, 700: door lock means

310: communication unit 500: remote control device

610: Biosensor

The present invention relates to a refrigerator door lock control device, and more particularly, to a refrigerator door lock control device that prevents children or obese patients from opening the refrigerator door without permission.

It may be necessary to restrict children or obese people from opening the refrigerator doors.

As a technology related to the refrigerator door lock control, there is a refrigerator door opening / locking automatic control device using a fingerprint recognition technology disclosed in Korean Laid-Open Patent Publication No. 2001-0092059 (October 24, 2001).

This technology installs a fingerprint sensor capable of detecting a user's fingerprint in the refrigerator, and opens and closes the refrigerator door depending on whether the fingerprint signal detected from the fingerprint sensor is the same as a preset fingerprint signal.

The present inventors have studied a refrigerator door lock control device which can restrict the refrigerator door lock from being opened by children or obese patients by controlling the refrigerator door lock in a manner different from the refrigerator door lock control using the fingerprint recognition technology.

The present invention has been invented under the above-described object, and an object of the present invention is to provide a refrigerator door lock control device capable of restricting a child or an obese patient from opening the refrigerator door.

According to an aspect of the present invention for achieving the above object, the refrigerator door lock control apparatus according to the present invention is set by the user to store the time to perform the door lock (Door Lock) of the refrigerator door, the time to perform the stored door lock The door lock perform signal is output to the refrigerator door lock means when the current time is included within the time range included in the setting information, and the door lock release signal is not to be included.

According to another aspect of the present invention, the refrigerator door lock control apparatus according to the present invention receives and stores the time setting information to perform the door lock (Door Lock) of the refrigerator door from the remote control device, the time setting information to perform the stored door lock While the current time is included in the time range included in the door lock perform signal (ON), while not included, the door lock release signal (OFF) characterized in that the output to the refrigerator door lock means.

According to another aspect of the present invention, the refrigerator door lock control apparatus according to the present invention senses a biosignal from a user's hand in contact with the refrigerator door, and compares the sensed biosignal with stored biometric information. When the biosignal sensed by the sensor corresponds to an abnormal signal, the door lock execution signal is output to the refrigerator door lock means.

Therefore, the present invention has a useful effect that can be limited to prevent children or obese patients from opening the refrigerator door.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily understand and reproduce the present invention.

1 is a block diagram according to a first embodiment of a refrigerator door lock control apparatus according to the present invention.

As shown in the drawing, the refrigerator door lock control apparatus 100 according to this embodiment outputs a signal for opening and closing the refrigerator door lock to the door lock means 200 of the refrigerator (not shown in the drawing), and sets a door lock opening and closing time. Is provided in the refrigerator door lock control device 100 itself.

At this time, since the door lock means 200 is a conventional configuration that is already known and implemented variously throughout the industry before this application, a detailed description thereof will be omitted.

Specifically, the refrigerator door lock control apparatus 100 according to this embodiment includes a setting unit 110, a memory 120, a timer 130, and a controller 140.

The setting unit 110 is set by the user a time for performing a door lock (Door Lock) of the refrigerator door.

That is, the invention according to this embodiment is a setting unit 110 including an operation unit, such as a keyboard for processing a user input for setting the time for restricting the child or obese patient to open the refrigerator door without permission, and a display unit such as LCD Is provided at a predetermined position of the refrigerator, preferably at the front of the refrigerator.

Therefore, the user is set through the setting unit 110 so that their children or obese family can not use the refrigerator.

For example, when a user operates a control unit of the setting unit 110 and selects a menu for setting a time for performing a door lock of a refrigerator door, the setting unit 110 may include a user interface (UI) for setting a time. ) Is provided through the display unit, and when the user sets a time for performing a door lock of the refrigerator door by operating the operation unit, the controller 140 outputs the time to the controller 140.

At this time, the setting unit 110 requests the user to enter a password for setting a time to perform the door lock (Door Lock) of the refrigerator door, and processes the authentication for the password input from the user, if the authentication is successful, the refrigerator door By implementing the time to perform the door lock (Door Lock) of the user, it is preferable that only the person who has the authority to set the time to perform the door lock (Door Lock) of the refrigerator door can be set. Regarding user authentication through such a password input, since it is a conventional technology that is already known and implemented in various ways before this application, a detailed description thereof will be omitted.

The memory 120 stores time setting information for performing the door lock set by the setting unit 110.

That is, when the setting information for the time to perform the door lock by the setting unit 110 is input from the user and transmitted to the control unit 140, the time setting information for performing the door lock under the control of the control unit 140 is stored in memory. Stored at 120.

The timer 130 generates a time signal. Regarding the timer 130 for generating the time signal, since it is a conventional technique that is already known and implemented in various ways before this application, a detailed description thereof will be omitted.

The control unit 140 does not include the door lock execution (ON) signal while the time signal generated by the timer 130 is included in the time range included in the time setting information to perform the door lock stored in the memory 120. While not in use, the door lock release signal is output to the refrigerator door lock means 200.

That is, the controller 140 controls the entire apparatus, and includes or includes a time signal generated by the timer 130 within a time range included in time setting information to perform a door lock stored in the memory 120. If the time signal generated by the timer 130 is included in the time range included in the time setting information to perform the door lock stored in the memory 120, the door lock execution signal (ON) Outputs to the refrigerator door lock means 200 and releases the door lock when the time signal generated by the timer 130 is not included in the time range included in the time setting information for performing the door lock stored in the memory 120. The signal (OFF) is output to the refrigerator door lock means 200.

Therefore, by doing so, it is possible to restrict children or obese patients from opening the refrigerator doors.

The door lock control operation of the refrigerator door lock control device shown in FIG. 1 will be described with reference to FIG. 2.

2 is a door lock control flowchart of the refrigerator door lock control device shown in FIG. 1.

As shown in the figure, first, in the setting step (S110) when the user sets the time to perform the door lock (Door Lock) of the refrigerator door through the setting unit 110 of the refrigerator door lock control device 100, the setting information storage In operation S120, time setting information for performing the door lock set under the control of the controller 140 is stored in the memory 120.

Then, when a time signal is periodically generated by the timer 130 in the time signal generation step (S130), in the door lock control signal output step (S140), the control unit 140 stores this time signal in the memory 120. The door lock ON signal is output to the refrigerator door lock means 200 while it is not included, while the door lock ON signal is included within the time range included in the time setting information to perform the door lock.

Then, the refrigerator door lock means 200 controls the door lock opening and closing according to the door lock execution (ON) or door lock release (OFF) signal in the door lock control step (S150), so that the refrigerator door cannot be opened for a time set by the user. Limit the use of refrigerators for children and obese patients.

3 is a block diagram according to a second embodiment of the refrigerator door lock control apparatus according to the present invention.

As shown in the figure, the refrigerator door lock control device 300 according to this embodiment outputs a signal for opening and closing the refrigerator door lock to the door lock means 400 of the refrigerator (not shown in the drawing), but sets the door lock opening and closing time The refrigerator door lock control device 300 is an embodiment provided to be remote from the remote.

At this time, since the door lock means 400 is a conventional configuration that is already known and implemented variously throughout the industry before this application, a detailed description thereof will be omitted.

Specifically, the refrigerator door lock control apparatus 300 according to this embodiment includes a communication unit 310, a memory 320, a timer 330, and a control unit 340.

The communication unit 310 receives time setting information for performing a door lock of the refrigerator door from the remote control device 500.

That is, the invention according to the present embodiment is a remote control device 500 including a control unit such as a keyboard for processing a user input for setting a time limit for preventing children or obese patients from opening the refrigerator door, etc. and a display unit such as an LCD 500 For example, a mobile communication terminal or a PDA or a remote controller or a personal computer is provided.

Therefore, the user is set through the remote control device 500 to prevent their children or obese family to use the refrigerator without permission.

For example, when a user selects a menu for setting a time for performing a door lock of a refrigerator door by operating an operation unit of the remote control device 500, the remote control device 500 may include a user interface for setting a time. When the UI is provided through the display unit and the user sets a time for performing a door lock of the refrigerator door by operating the operation unit, the UI is output to the refrigerator door lock controller 300.

Then, the refrigerator door lock control device 300 according to this embodiment receives the time setting information to perform the door lock (Door Lock) of the refrigerator door through the communication unit 310.

At this time, the remote control device 500 requests the user to input a password for setting a time to perform a door lock of the refrigerator door, and processes the authentication for the password input from the user, thereby relieving the refrigerator. It is preferable that only a person having the authority to set the time for performing the door lock of the refrigerator door can be set by implementing a time to perform the door lock of the door by the user. Regarding user authentication through such a password input, since it is a conventional technology that is already known and implemented in various ways before this application, a detailed description thereof will be omitted.

The memory 320 stores time information for performing the door lock received by the communication unit 310.

That is, when the setting information for the time to perform the door lock by the communication unit 310 is received from the remote control device 500, the time setting information to perform the door lock under the control of the control unit 340 is memory 320 Are stored in.

The timer 330 generates a time signal. Regarding the timer 330 for generating the time signal, since it is a conventional technique that is already known and implemented in various ways before this application, a detailed description thereof will be omitted.

The control unit 340 does not include the door lock execution (ON) signal while the time signal generated by the timer 330 is included in the time range included in the time setting information to perform the door lock stored in the memory 320. While not in use, the door lock release signal is output to the refrigerator door lock means 400.

That is, the controller 340 controls the entire apparatus, and includes or includes a time signal generated by the timer 330 within a time range included in time setting information for performing a door lock stored in the memory 320. If the time signal generated by the timer 330 is included in the time range included in the time setting information to perform the door lock stored in the memory 320 is periodically determined whether or not the door lock performed (ON) signal Outputs the refrigerator to the door lock means 400, and releases the door lock when the time signal generated by the timer 330 is not included in the time range included in the time setting information to perform the door lock stored in the memory 320. The signal (OFF) is output to the refrigerator door lock means 400.

Therefore, by doing so, it is possible to restrict children or obese patients from opening the refrigerator doors.

The door lock control operation of the refrigerator door lock control device shown in FIG. 3 will be described with reference to FIG. 4.

4 is a door lock control flowchart of the refrigerator door lock control device shown in FIG. 3.

As shown in the figure, first, in the setting step (S210), when the user sets the time to perform the door lock (Door Lock) of the refrigerator door through the remote control device 500, the remote control device 500 it is a refrigerator door lock The control device 300 transmits.

Then, the refrigerator door lock control device 300 receives the setting information through the communication unit 310 in the setting information receiving step (S220), and sets the time to perform the door lock set under the control of the control unit 340 in the setting information storing step (S230). Information is stored in memory 320.

Then, when a time signal is periodically generated by the timer 330 in the time signal generation step (S240), in the door lock control signal output step (S250), the control unit 340 stores this time signal in the memory 320. The door lock ON signal is output to the refrigerator door lock means 400 while it is not included, while the door lock ON signal is included within the time range included in the time setting information to perform the door lock.

Then, the refrigerator door lock means 400 controls the door lock opening and closing according to the door lock execution (ON) or door lock release (OFF) signal in the door lock control step (S260), so that the refrigerator door cannot be opened for a time set by the user. Limit the use of refrigerators for children and obese patients.

5 is a block diagram according to a third embodiment of the refrigerator door lock control apparatus according to the present invention.

As shown in the figure, the refrigerator door lock control device 600 according to this embodiment is a door lock means of a refrigerator (not shown in the drawing) according to a sensing value for a bio signal from a human hand coming into contact with the refrigerator door. According to an embodiment, a signal for opening and closing the refrigerator door lock is output to the 700.

At this time, the door lock means 700 is a conventional configuration that is already known and implemented variously throughout the industry before this application, a detailed description thereof will be omitted.

Specifically, the refrigerator door lock control apparatus 600 according to this embodiment includes a bio sensor 610, a memory 620, and a controller 630.

The biosensor 610 senses a biosignal from a user's hand in contact with the refrigerator door.

That is, since the user's hand should be in contact with the handle of the refrigerator door to open the refrigerator door, the biosensor 610 capable of sensing a biosignal generated from the user's hand in contact with the handle part. By installing a body fat measuring sensor that can measure the body fat of the user by measuring the current generated from the hand through it to sense the bio signal from the user's hand in contact with the refrigerator door (Sensing).

The biosensor 610 that can sense the biosignal generated from the user's hand, such as the body fat measurement sensor, is a conventional technique already known and implemented in various ways before this application. The description will be omitted.

The memory 620 stores biometric information to be compared with the biosignal sensed by the biosensor 610.

That is, the biosignal generated from the user's hand is different for each individual, and the biosignal typically has a normal signal range and an abnormal signal range outside of the normal signal range. Accordingly, in order to determine whether the biosignal generated from the user's hand is a normal signal or an abnormal signal, biometric information, which is data to be compared with the biosignal sensed by the biosensor 610, is required. The biometric information to be compared with the biosignal sensed by the biosensor 610 is stored in 620.

The control unit 630 refers to the biometric information stored in the memory 620, and when the biosignal sensed by the biosensor 610 corresponds to an abnormal signal, generates a door lock execution (ON) signal, and in the case of a normal signal, A door lock release signal is output to the refrigerator door lock means 700.

That is, the controller 630 controls the overall device, but the value and the memory 620 sensed by the biosensor 610 the bio-signal generated from the user's hand in contact with the handle of the refrigerator door to open the refrigerator door When the biosignals sensed by the biosensor 610 correspond to abnormal signals by comparing the biometric information stored in the biosignal information, the door lock execution signal is output to the refrigerator door lock means 700, and the biosensor 610 is used. If the biological signal sensed by the normal signal is output to the door lock release (OFF) signal to the refrigerator door lock means 700.

Therefore, by doing so, it is possible to restrict children or obese patients from opening the refrigerator doors.

The door lock control operation of the refrigerator door lock control device shown in FIG. 5 will be described with reference to FIG. 6.

6 is a door lock control flowchart of the refrigerator door lock control device shown in FIG. 5.

As shown in the drawing, first, in the biosignal sensing step S310, the refrigerator door lock controller 600 senses a biosignal from a hand of a user who contacts the refrigerator door through the biosensor 610.

Next, in the biosignal determination step (S320), the controller 630 refers to the biosignal information stored in the memory 620 to determine whether the biosignal sensed by the biosensor 610 is a normal signal or an abnormal signal. Judge.

Thereafter, in the control signal output step S330, when the biosignal sensed by the biosensor 610 corresponds to an abnormal signal, the control unit 630 outputs a door lock performing signal (ON) to the refrigerator door lock means 700. When the bio-signal sensed by the biosensor 610 is a normal signal, the door lock release signal is output to the refrigerator door lock means.

Then, the refrigerator door lock means 700 controls the door lock opening and closing according to the door lock execution (ON) or door lock release (OFF) signal in the door lock control step (S340), so that the refrigerator door is opened when the user's biological signal is abnormal. Restrict the use of refrigerators by children or obese patients.

Therefore, it is possible to achieve the object of the refrigerator door lock control apparatus according to the present invention by the above.

Refrigerator door lock control device according to the present invention as described above has a useful effect that can be limited to prevent children or obese patients to open the refrigerator door.

Although the present invention has been described with reference to the preferred embodiments, which are referred to by the accompanying drawings, it is apparent that various modifications are possible without departing from the scope of the present invention within the scope covered by the claims which follow from this description. Do.

Claims (5)

A setting unit configured to set a time for performing a door lock of the refrigerator door from a user; A memory for storing time setting information for executing the door lock set by the setting unit; A timer for generating a time signal; Refrigerator door lock means to provide a door lock on (ON) signal while the time signal generated by the timer is included in the time range included in the time setting information to perform the door lock stored in the memory. A control unit for outputting to; Refrigerator door lock control device comprising a. The method of claim 1, The setting unit: Ask the user to enter a password to set a time to perform a door lock of the refrigerator door, and process authentication for the password input from the user, and time to perform a door lock of the refrigerator door when authentication is successful. Refrigerator door lock control device characterized in that the setting is received from the user. A communication unit for receiving time setting information for performing a door lock of a refrigerator door from a remote control device; A memory for storing time information for performing the door lock received by the communication unit; A timer for generating a time signal; While the time signal generated by the timer is included in the time range included in the time information to perform the door lock stored in the memory, a door lock execution signal (ON), while not included, the door lock release signal (OFF) signal to the refrigerator door lock means A control unit for outputting; Refrigerator door lock control device comprising a. The method of claim 3, wherein The remote control device: Ask the user to enter a password to set a time to perform a door lock of the refrigerator door, and process authentication for the password input from the user, and time to perform a door lock of the refrigerator door when authentication is successful. Receiving a setting from the user, and transmitting time setting information for performing a door lock of the refrigerator door. The method according to claim 3 or 4, The remote control device: Refrigerator door lock control device, characterized in that any one of a mobile communication terminal or PDA or a remote controller (Personal Computer).

Images