KR101303986B1 - Refrigerator - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator, and more particularly, to a refrigerator having a plurality of display devices and displaying a refrigerator state at all times through a display device mounted on a detachable display device.

The refrigerator of the present invention includes a refrigerator main body having a plurality of storage spaces for storing an object, a refrigerator door that opens and closes the storage space, and has a receiving door of a display device formed thereon, and is detached and mounted in the receiving groove to display a refrigerator state. A sub-display device including a main display device, a display unit for displaying a refrigerator state, driving and controlling a cooling cycle for a storage space, and displaying a refrigerator state through the main display device when the main display device is mounted. In addition, when the main display device is detached, the sub display device is configured to display the refrigerator status, so that the sub display device displays the refrigerator even when the main display device is detached so that the user always checks the state of the refrigerator. Can be.

Description

Refrigerator {REFRIGERATOR}

1 is an embodiment of a front display of a typical LCD device.

2 is a front view and a partially enlarged view of a refrigerator according to the present invention.

3 is a configuration diagram of the refrigerator of FIG. 2.

4 is a partial perspective view of a refrigerator according to the present invention and a first embodiment when the display device is separated.

5 is a partial perspective view of a refrigerator according to the present invention and a second embodiment when the display device is separated.

<Description of the symbols for the main parts of the drawings>

10: main control unit 20, 50: display unit

The present invention relates to a refrigerator, and more particularly, to a refrigerator having a plurality of display apparatuses and displaying a refrigerator state at all times through a display apparatus mounted to a detachable display apparatus.

Generally, a refrigerator is a device that can keep a food fresh for a predetermined period by reducing the temperature of a freezing room or a refrigerating room while repeating a refrigeration cycle in which a refrigerant compresses, condenses, expands, and evaporates.

The refrigerator includes a compressor for compressing refrigerant into a high-temperature and high-pressure gas refrigerant, a condenser for condensing the refrigerant having passed through the compressor to liquid refrigerant of high temperature and high pressure, and an expansion valve And an evaporator for evaporating the refrigerant having passed through the expansion valve to the low-temperature and low-pressure gaseous refrigerant while absorbing heat in the freezing chamber or the refrigerating chamber to maintain the temperature inside the freezing chamber or the refrigerating chamber at a low temperature.

Recently, side-by-side refrigerators are not only to satisfy various needs of the user, but also to prevent cold air loss. An ice extractor capable of extracting cold water or ice is integrally formed on the freezer door side. The home bar is formed so that the stored beverage or water can be easily taken out even if the refrigerator door is not opened or closed.

The conventional refrigerator includes a main microcomputer (or a main control unit) mounted on the upper side of the main body, and control devices including a submicrocomputer included in a display device fixedly mounted on the refrigerator door.

1 is an embodiment of a front display of a typical LCD device. As shown, the LCD device displays the service type of the dispenser (eg ice, water, flake ice), the set temperature of the freezer compartment, the set temperature of the refrigerating compartment, and is fixedly mounted in the receiving groove of the refrigerator door. A predetermined input means is provided at the bottom.

Such a conventional refrigerator does not provide any technical configuration for a detachable display device. Also, when a user removes the display device and moves to a place other than the place where the refrigerator is installed, another user controls the refrigerator or the refrigerator It does not provide any configuration to check the status of.

An object of the present invention is to provide a refrigerator having a plurality of display apparatuses, which always displays and controls the refrigerator state, and a display apparatus of the refrigerator.

In addition, the present invention provides a display device that can be attached and detached, a refrigerator that displays the state of the refrigerator at all times to the user through the attached display device, and enables a control input by the user, and a display device of the refrigerator. The purpose.

In addition, an object of the present invention is to provide a refrigerator and a display device of the refrigerator so that the display and control of the refrigerator state can be performed even with the attached display device.

Hereinafter, the present invention will be described in detail with reference to an embodiment of the present invention and a refrigerator as an example based on the accompanying drawings.

2 is a front view and a partially enlarged view of the refrigerator according to the present invention, Figure 3 is a block diagram of the refrigerator of FIG.

As shown in FIG. 2, the refrigerator 1 according to the present invention is formed such that a freezer compartment and a refrigerating compartment are partitioned at both sides in a refrigerator body 2 having an open front side, and a freezer compartment door at each front side of the refrigerator body 2. 4a) and the refrigerating compartment door 4b are hinged to open and close, and the dispenser 3, the display apparatus 20 (or the main display apparatus), and the display apparatus 50 (or sub) are connected to the front side of the refrigerating compartment door 4a. Display device).

Here, the refrigerator body 2 is formed such that the freezing chamber and the refrigerating chamber are partitioned on both sides by barrier ribs (not shown), and a fan (not shown) for circulating cool air for blowing an evaporator (not shown) A cool air supply hole (not shown) is formed so that cool air around the evaporator can be supplied to the freezer compartment and the refrigerating compartment and circulated.

The freezing compartment door 4a and the refrigerating compartment door 4b are hingedly connected to the refrigerator body 2 by hinge covers 9a and 9b so that the upper and lower ends of the freezing compartment door 4a and the refrigerating compartment door 4b can be opened and closed.

In particular, a rectangular accommodating groove is formed in the outer front side of the refrigerating compartment door 4a, and the display device 20 is located in the accommodating groove to be detached and mounted.

Of course, the display device 20 not only displays a control menu for the refrigerator (selection and display of the service type of the dispenser, input and display of the set temperature of the freezer and the refrigerating compartment, etc.) but also the current temperature, the current date and time, the weather, and the like. It is configured not only to display information but also to display sound.

As shown in FIG. 3, the refrigerator 1 controls a main controller 10 for controlling the generation and supply of cold air to the freezer compartment and the refrigerating compartment, and performs control of the entire refrigerator 1, and a detachable refrigerator. The display device 20 performs a display of status and a control input by a user, and a fixedly mounted display device 50.

These main control apparatus 10, the display apparatus 20, and the main control apparatus 10 and the display apparatus 50 comprise the hinge (not shown) containing the hinge axis (not shown) of the refrigerating chamber door 4a. Data lines DL1, DL2, DL1, DL3, and power lines PL1, PL2, PL1, PL3 penetrate through each other to communicate and supply power. Usually, the main control device 10 is mounted on the upper side of the main body 2, which is less restricted in space in the main body 2. [

First, the main controller 10 receives an external commercial power supply (generally 220V), decompresses the driving voltage of a predetermined magnitude, and supplies the driving voltage to the power supply unit 11 and the driving voltage from the power supply unit 11. A driving unit 12 for driving a cooling cycle by performing operation of a compressor, controlling a fan for circulating cold air in a freezer compartment and a refrigerating compartment, and first and second communication units performing wireless communication with the display apparatus 20 ( 13a and 13b, a sensing unit 14 which detects whether the display apparatus 20 receives the driving power from the power supply unit 11, a power line PL1 and a wired line for supplying the driving power to the display apparatus 20. The connection unit 15 to which the data line DL1 for communication is connected, the power line PL3 for supplying driving power to the display device 50, the data line DL3 for wired communication, and the driver 12 Controlling to allow cooling to be performed Control unit 19 for controlling the operation of the chamber and the refrigerator compartment. However, the driving voltage from the power supply unit 11 is also supplied to other necessary components of the main control device 10, and this supply method is only an obvious technique for those skilled in the art.

The power supply unit 11 included in the main control device 10 may reduce the external commercial power of 220V to, for example, 12V to supply the display devices 20 and 50 through the power lines PL1 and PL3. The voltage in the main controller 10 supplies the required voltage to the required components.

The driving unit 12 is a component that controls the compressor and the fan motor to generate and circulate cool air in the freezer compartment and the refrigerating compartment.

The first and second communication units 13a and 13b are components that allow communication between the main control device 10 and the display device 20 in accordance with a plurality of wireless communication methods. The first and second communication units 13a and 13b may be RF communication devices such as bluetooth and Zigbee, or short-range communication devices such as IrDA. The main control unit 10 includes at least one of the first and second communication units 13a and 13b so that even when the display device 20 is detached, (10).

The sensing unit 14 is connected to the display device 20 when the display device 20 is mounted in the receiving groove so that the driving voltage of the power source unit 11 is provided to the display device 20 , And detects supply and cutoff of the drive voltage. When the driving voltage is supplied to the display apparatus 20 by the sensing of the sensing unit 14, the controller 19 is configured to mount the display apparatus 20 in the receiving groove, that is, the refrigerator main body 2. Judging by it. In addition, when the driving voltage is not supplied to the display apparatus 20 by the sensing of the sensing unit 14, the controller 19 is the display apparatus 20 detached from the receiving groove, that is, from the refrigerator main body 2. It is determined that it is detached.

The connection unit 15 is connected to the connection unit 28 of the display device 20 by connecting the power line PL1 and the data line DL1 and supplies the driving voltage through the power line PL1 and the data line DL1, And is a kind of female / male connector or port.

The power lines PL1 and PL3 supply the driving voltage of the power supply unit 11 and should be understood to include a ground line. In addition, the data lines DL1 and DL3 are for wired communication and may be, for example, an RS-232 communication medium.

The control unit 19 stores humidity and temperature in the freezer compartment and the refrigerating compartment in the freezer compartment and the refrigerating compartment, and sets the temperature and operation mode of the freezer compartment and the refrigerating compartment which are inputted and transmitted by the user from the display apparatuses 20 and 50. Save it. The control unit 19 controls the driving unit 12 to circulate the cool air in the freezer compartment and the refrigerating compartment to perform the operation according to the stored operation information.

The control unit 19 is a state in the freezer compartment and the refrigerator compartment (for example, the current temperature of the freezer compartment, the current temperature of the refrigerator compartment, the service type of the dispenser, etc.) and operation information (eg, the set temperature of the freezer compartment, the set temperature of the refrigerator compartment, the dispenser) And service forms) and the like, and may have a separate storage unit or be embedded therein.

The control unit 19 is capable of wired communication with the display apparatuses 20 and 50 via the data lines DL1 and DL3, respectively, to transmit information data including the current state and / or operation information of the freezer compartment and the refrigerating compartment. Or transmit information data or the like that the freezer door 2a or the like is open. Further, the control unit 19 receives and stores the information data including the operation information input by the user (for example, the set temperature of the freezer compartment and the refrigerating compartment and the service type).

When the display apparatus 20 is detached from the refrigerator main body 2, the controller 19 controls the refrigerator to the controller 55 through the data line DL3 to display and control the state of the refrigerator through the display apparatus 50. By sending the status information, the display through the display unit 52 is made. In addition, the controller 19 receives a control command input by the user from the display apparatus 50 and performs control corresponding thereto.

When the display device 20 is mounted on the refrigerator body 2, the control unit 19 controls the display device 20 and the data line DL1 or the first and second communication units 13a and 13b And transmits refrigerator status information. Further, the control unit 19 receives the control command input by the user from the display device 20 and performs control corresponding thereto.

As described above, the control unit 19 sets a communication method between the display device 20 and the main control device 10, and performs communication accordingly.

Next, the display apparatus 20 receives the driving voltage from the power supply unit 11 through the power line PL2 and decompresses and supplies the power supply to a plurality of power sources. The display unit 20 and the charging unit 21b are provided. An input unit 22 for receiving an input from the LCD, an LCD 23 for displaying the state and / or operation information of the refrigerator by the light generated by the backlight 25, and a state and / or operation information for the refrigerator. A screen control unit 24 for converting the display signal to be displayed on the display unit 23 to control the LCD 23, a backlight 25 for generating light, a speaker unit 26a for emitting light, and sound and / Or an audio unit 26 including a microphone 26b for acquiring voice, a DMB module 27 for receiving a digital multimedia broadcasting (DBM) signal and providing a digital signal to the controller 30, and a main control device 10. Is connected to the connection part 15 of the The connection unit 28 to be performed, the first and second communication units 29a and 29b to perform wireless communication with the main controller 10, and the state and / or operation of the refrigerator received from the main controller 10 The control unit 30 displays information, transmits a control command input from the user to the main control device 10, and performs a food storage management mode and a DMB broadcasting mode by the user's selection. However, the driving voltage from the power supply unit 21 including the power supply unit 21a and the charging unit 21b is supplied to other necessary components of the display device 20. This supplying method is not limited to the one in which the user is familiar with the present invention It is only a clear description of the technology.

More specifically, the power source unit 21a may be supplied with the power source 12V, for example, as it is, and may be supplied to the backlight 25 as it is. The power source unit 21a may be a power source of a plurality of sizes (for example, 5V, 3.3V, The pressure is reduced to provide the necessary components. The charging unit 21b has the display device 20 mounted on the refrigerator main body 2 to charge the driving voltage applied from the power supply unit 11 so that the display device 20 is detached from the refrigerator main body 2 and driven from the outside. When no voltage is supplied, the same power supply function as the power supply unit 21a is performed.

The input unit 22 is provided on the periphery of the LCD 23 and can be easily input by the user. The input unit 23 is a button type or a touch pad type, and the number and type of the buttons are set in association with the user interface.

The input unit 22 includes temperature setting means 22a for setting the temperature of the freezer compartment and the refrigerating compartment, dispenser setting means 22b for setting the service type of the dispenser (ice ice, water, flake ice, etc.), and the LCD 23. Menu means 22c for activating and selecting a user interface (setting of a refrigerator, controlling a refrigerator, displaying a food storage management mode, displaying a screen of DMB screens, channels, etc.) and performing a food storage management mode. A food storage button 22d for displaying the information, a DMB button 22e for executing the DMB broadcasting mode, a previous screen button 22f for displaying the previous user interface of the currently displayed user interface, and other means for selection. 22g to 22j, and a menu / selection button 22k for checking and selecting information displayed on the LCD 23, and the like.

The LCD 23, the screen control unit 24, and the backlight 25 display a user interface, a DMB program, a screen related to food storage management, and the status and / or control information of the refrigerator. This user interface may be the background in which the avatar is displayed. In addition, the user interface may additionally display information regarding the refrigerator state simultaneously or separately from the avatar (see FIG. 3). As shown in FIG. 3, the LCD 23 displays an avatar (bear figure) 33 and basic information 31 of a refrigerator on a standby screen, and displays weather information (or weather conditions of the day) and the current day ( 32).

The speaker 26a emits a voice recognition guidance or the like while performing the food storage management mode and the microphone 26b is mounted on the front surface of the refrigerator 1 to facilitate acquisition of the user's voice, Or sound to the control unit 30.

The DMB module 27 is a tuner for tuning a DMB signal of a desired channel input through the input unit 22 under the control of the control unit 30 among DMB signals received through an antenna or the like mounted on the display device 20. [ A base band 27b for amplifying the DMB signal transmitted from the tuner 27a to convert it into a baseband signal, converting it into a digital signal and demodulating it, and transmitting the demodulated digital signal to the control unit 30 . The baseband 27b also performs deinterleaving and error correction on the demodulated digital signal received from the tuner 27a.

The connection portion 28 may be configured as an arm / male connector or a port corresponding to the connection portion 15 of the main control device 10. When the display device 20 is mounted on the refrigerator body 2, And is coupled to the power line 15 so that the electric connection is established through the coupling between the power lines PL1 and PL2 and the coupling between the data lines DL1 and DL2.

The first and second communication units 29a and 29b may be implemented as communication means corresponding to the first and second communication units 13a and 13b of the main control apparatus 10, Lt; / RTI &gt;

The control unit 30 basically communicates with the main control unit 10 to display the status and / or operation information of the refrigerator and transmits a control command of the refrigerator selected by the user to the main control unit 10 . The control unit 30 performs communication according to the communication method set by the main control device 10. That is, when the main control apparatus 10 starts the wired communication by the data lines DL1 and DL2, the wired communication is performed, and the first and second communication units 29a and 29b And does not perform wireless communication. This is because it is preferable that not only the main control device 10 can detect the detachment and mounting of the display device 20, but also always quickly recognize the state of all the devices.

In addition, the controller 30 stores DMB screen information for performing the DMB mode. When the user presses the DMB button 22e, the DMB screen information includes a user interface screen such as a DMB operation start screen, a channel selection screen, and a volume selection screen. In addition, the controller 30 includes a decoding function for decoding a digital signal received from the DMB module 27 and transmitting a signal (DMB screen) that can be processed by the screen controller 24.

In addition, the control unit 30 performs the food storage management mode when the user operates the food storage button 22d. Accordingly, the control unit 300 stores the food storage management information for performing the food storage management mode for storing and managing information (or food, etc.) information stored in the freezer compartment and the refrigerator compartment. Stores information for performing the mode, the food information search mode, the food information deletion mode, and the food information notification mode.

First, the food information storage mode is for storing food information (food name, storage period, number or quantity, etc.) input by the user, and displays a screen for storing food information and a list of foods the user wants to save. And a screen for allowing the user to select a date for storing the storage deadline of the food to be stored (for example, a calendar screen).

In the food information search mode, when the user wants to check the information on the food currently stored in the refrigerator 1, a screen displaying information (food list list, etc.) corresponding to the food name input by the user is displayed on the screen. And a screen for allowing a user to select a storage deadline for the food retrieved by the user.

The food information deletion mode is for deleting food information selected through a food information search mode, and the like, and includes a screen including a selection of a target to be deleted, a selection of deletion, and a deletion cancellation.

Lastly, the food information notification mode is a mode in which the control unit 30 reads the pre-stored food information, and provides the user with information on the food or the like that has undergone the stored storage period. The food information notification mode includes a screen for displaying food items that have exceeded their storage period, a screen for deleting these food information, and a screen for selecting a new storage deadline for foods that have exceeded their storage period.

The food information storage mode, the food information search mode and the food information deletion mode are performed depending on the input from the user, and the food information notification mode is a mode in which the user can automatically or automatically select the notification mode, And is a service that the control unit 30 independently provides.

In addition, the control unit 30 has a built-in timer for calculating the current date and time, etc., it is possible to determine the extent of the storage period of the food.

The refrigerator 1 of the present invention can perform input through the input unit 22 and speech recognition input for recognizing the user's voice in order to perform the food storage management mode. The input by the input unit 22 is as described above.

For speech recognition input, the control unit 30 comprises a speech recognition module (or speech recognition algorithm). The speech recognition module receives the user's voice (or voice signal) from the microphone 26b under the control of the control section 30 and recognizes it as information (for example, text, numbers, characters, etc.) . The speech recognition module may be configured in hardware, in software, or in firmware. The control unit 30 may display the information identified by the voice recognition module on the LCD 23. [

In addition, when the food storage button 22d is operated, the control unit 30 may preferentially perform the voice recognition input function. At this time, the control unit 30 informs the user through the speaker 26a that the voice recognition function is started immediately. Further, after informing the start of the speech recognition function, the control unit 30 may not read the voice from the microphone 26b through the speech recognition module for a predetermined period of time.

Next, the display device 50 includes an input unit 51 through which a user can input a control command for the refrigerator, a display unit 52 for displaying a state and / or a control command of the refrigerator, and the main control device 10. By the control unit 55 for displaying the status of the refrigerator and obtaining the control command.

When the display apparatus 20 is detached from the display apparatus 50, the display apparatus 50 is for the input of the state of the refrigerator and / or the control command. Therefore, the display apparatus 50 is preferably controlled by the main control apparatus 10. Accordingly, the input unit 51 and the display unit 52 are made lower or simpler than the corresponding components of the display apparatus 20. For example, the input unit 51 is a simple button input means, and the display unit 52 may employ an LED or the like.

4 is a partial perspective view of a refrigerator according to the present invention and a first embodiment when the display device is separated.

As shown in FIG. 4, the display apparatus 20 may be attached to or detached from the accommodation groove 5 formed above the dispenser 3 of the freezer compartment door 4a. The display device 20 is provided at one side thereof with a connection portion 28 for electrically coupling with the connection portion 15 of the main control device 10 at one side of the display device main body. The connecting portion 15 of the main control device 10 is mounted on one side of the receiving groove 5 and the connecting portion 15 and the connecting portion 28 are inserted into the receiving groove 5 when the display device 20 is inserted into the receiving groove 5, So that data communication and power supply are performed.

As shown in FIG. 4, the input unit 51 of the display apparatus 50 is formed above the dispenser 3. For example, the input unit 51 may include a temperature setting button 51a, a dispenser button 51b for selecting a service type of the dispenser, an adjustment button for selecting a rising or falling temperature, selecting a freezer and a refrigerating chamber, and the like. 51c and 51d are provided.

The display unit 52 of the display apparatus 50 does not need to separately display the state and / or operation information of the refrigerator when the display apparatus 20 is mounted on the refrigerator main body 2, and thus, the inside of the receiving groove 5 It is formed on the side, and the display unit 52 may not perform any display at this time (that is, off state). When the display device 20 is detached from the accommodation groove 5, the main control device 10 drives the display device 50 to display the state and / or operation information of the refrigerator. For example, a user having the display apparatus 20 can display the state and / or operation information of the refrigerator, transmit control commands, and the like through the first and second communication units 29a and 29b. However, for another user, when the control of the refrigerator 1 is to be performed or the status is checked, the display apparatus 50 performs such an operation. That is, the main control device 10 is in a state in which communication with both the display devices 20 and 50 is possible.

In addition, even when the display apparatus 20 is mounted, the main control apparatus 10 may allow a user to obtain a control command through the input unit 51. That is, even when the display apparatus 20 is mounted, it is possible to perform all the functions of the display apparatus 20 and to perform the functions of the input unit 51 of the display apparatus 50.

In addition, when the first and second communication units 13a and 13b of the main control device 10 perform communication according to, for example, infrared communication, an element suitable for the receiving groove 5 transmits and receives data. Should be installed for Such changes are of course only appreciable to those skilled in the art to which the present invention pertains.

5 is a partial perspective view of a refrigerator according to the present invention and a second embodiment when the display device is separated.

As shown in Figure 5, one side of the receiving groove (5a) is equipped with a connecting portion 15 of the main control device 10, when the display device 20 is inserted into the receiving groove (5a) is mounted, The connection unit 15 and the connection unit 28 are connected to allow data communication and power supply.

In FIG. 5, both the input unit 51 ′ and the display unit 52a of the display apparatus 50 are mounted inside the receiving groove 5a. That is, when the display apparatus 20 is mounted in the receiving groove 5a, the display apparatus 50 does not need to be viewed by the user, and therefore is provided inside the receiving groove 5a, and the input unit 51 'and the display unit 52a are provided. ) May all be powered off (ie, off). In addition, when the display apparatus 20 is detached from the receiving groove 5a, the main control apparatus 10 performs display and control commands through the display apparatus 50.

However, the scope of the present invention is not limited by the above embodiments and drawings.

In the following, various aspects of the claimed invention will be described. The following description forms a part of the detailed description of the present invention and should be understood as a minimum description of the technical idea of the present invention or examples of the refrigerator according to the present invention which can be grasped from various points of view. It should not be understood as a boundary limiting the present invention.

The refrigerator according to claim 1 of the present invention has a refrigerator main body having a plurality of storage spaces for storing an object, a refrigerator door which opens and closes the storage space, and has an accommodation groove of a display device in the front, detachable and A main display device mounted to the main display device to display a refrigerator state, a sub display device including a display unit to display a refrigerator state, and driving and controlling a cooling cycle for a storage space, and when the main display device is mounted, The refrigerator is displayed through the device, and when the main display device is detached, the control unit is configured to display the refrigerator state through the sub display device, so that the sub display device displays the refrigerator state even when the main display device is detached. You can always check the status of the refrigerator.

The refrigerator according to claim 2 of the claims has a detection unit for detecting the detachment and mounting of the receiving groove of the main display device, so that the operation of the sub-display device according to the detection result of the detection unit.

The display unit of the sub display apparatus according to claim 3 of the present application is mounted inside the receiving groove so that the main display apparatus is not unnecessarily exposed to the outside when the main display apparatus is mounted.

The subdisplay apparatus according to claim 4 of the present application includes an input unit for acquiring a user's input, so that not only the display of the refrigerator state but also the control can be performed.

It is preferable that the control unit according to claim 5 of the present application performs control according to a user's input through the input unit when the main display apparatus is detached. .

At the time of filing, the input unit of claim 6 is mounted inside the receiving groove or near the receiving groove, so that the user can input the user input in connection with the display unit.

It is preferable that the control unit of claim 7 displaying the control command corresponding to the user's input or input through the input unit through the main display device.

It is preferable that the main display device according to claim 8 at the time of filing receives and displays a digital multimedia broadcasting (DMB) signal.

The display apparatus of the refrigerator according to claim 9 of the present invention has a first display unit detachably attached to the refrigerator to display the refrigerator state, and a display unit attached to the refrigerator to display the refrigerator state upon detachment of the first display unit. It has two display parts.

It is preferable that the display device according to claim 10 at the time of filing has a sensing unit for sensing the detachment of the first display unit.

It is preferable that the 2nd display part of Claim 11 at the time of application is in an off state at the time of mounting of a 1st display part.

It is preferable that the second display unit described in claim 12 at the time of filing is exposed to the outside only when the first display unit is detached.

The present invention of such a configuration is provided with a plurality of display devices, there is an effect that the user can always perform the display and control of the refrigerator state.

In addition, the present invention has the effect of displaying the display of the refrigerator status to the user at all times through the display device that can be attached and detached, and the attached display device, and by a plurality of users and control input.

In addition, when there is a detachable display device, the present invention allows display and control of the refrigerator state even with the mounted display device, so that a plurality of users can check and control the state of the refrigerator even in a plurality of places. have.

Claims (12)

A refrigerator body having a plurality of storage spaces for storing an object; A refrigerator door that opens and closes the storage space and has an accommodation groove of the display device in the front; A main display device detachable and mounted in the accommodation groove to display a refrigerator state; A sub display device having a display unit for displaying a refrigerator state; Control unit for driving and controlling the cooling cycle for the storage space, and displays the state of the refrigerator through the main display device when the main display device is mounted, and displays the state of the refrigerator through the sub display device when the main display device is detached. Refrigerator characterized in that consisting of. The method of claim 1, The refrigerator is characterized in that the refrigerator having a detection unit for detecting the detachment and mounting to the receiving groove of the main display device. The method of claim 1, And a display unit of the sub display device is mounted inside the receiving groove. The method of claim 1, The sub display apparatus comprises a input unit for obtaining a user input. 5. The method of claim 4, The control unit is a refrigerator, characterized in that to perform the control according to the user's input through the input unit, when the main display device is detached. The method according to claim 4 or 5, The input unit is a refrigerator, characterized in that mounted on the inner or near the receiving groove. 5. The method of claim 4, The control unit displays a user's input through the input unit or a control command corresponding to the input through the main display device. The method of claim 1, The main display device is a refrigerator, characterized in that for receiving and displaying a digital multimedia broadcasting (DMB) signal. A first display unit attached to and detached from the refrigerator to display a refrigerator state; And a second display unit mounted on the refrigerator to display the state of the refrigerator when the first display unit is detached from the refrigerator. 10. The method of claim 9, The display apparatus of claim 1, wherein the display apparatus includes a sensing unit configured to detect detachment of the first display unit. 11. The method according to claim 9 or 10, The display apparatus of the refrigerator, wherein the second display unit is in an off state when the first display unit is mounted. 11. The method according to claim 9 or 10, The display device of the refrigerator, wherein the second display unit is exposed to the outside only when the first display unit is detached.

Images