KR20170068150A - Refrigerator and control method the same - Google Patents

Abstract

The present invention relates to a control method for a refrigerator and a refrigerator, which comprises a door for opening and closing a storage room formed in a main body, an auxiliary door for opening and closing an opening formed in the front of the door, a storage space formed in a rear side of the auxiliary door, A control unit which is connected to the auxiliary door and in which the auxiliary door opens and closes the opening, a control unit that causes the driving unit or the opening and closing unit to operate, Determining whether a shelf is located in the storage space, the method comprising the steps of: determining a position of the shelf and sending a signal to the control unit; and determining whether the shelf is located in the storage space, The auxiliary door is closed when the first signal is inputted to the input unit, and when the second signal is inputted, The present invention relates to a refrigerator and a control method for the refrigerator in which the shelf is slidably moved when the auxiliary door of the refrigerator is opened or closed by the configuration or the method to ensure the convenience of the user.

Description

[0001] The present invention relates to a refrigerator and a refrigerator,

The present invention relates to a refrigerator and a control method for the refrigerator. More particularly, the present invention relates to a refrigerator and a control method of the refrigerator in which the shelf slides and moves when the auxiliary door of the refrigerator is opened or closed.

Generally, refrigerator is intended for low temperature storage of food. In recent years, various functions have been added to the refrigerator to provide convenience to consumers.

According to this trend, the refrigerator of Korean Registration No. 10-1271893 includes a home bar door for selectively shielding the opened front portion of the refrigerator compartment door, a basket mounted on the backside of the refrigerator compartment door to form a storage space for storing the contents therein, A tray provided in the storage space, and a tray guide.

The home bar door is hooked on the rear side of the rear side of the home bar door so as to hold the opening portion thereof in a shielded state. For this purpose, the home bar door is pivoted to form a large rear wall on one side of the door.

The user separates the hook and the rear wall from each other to separate the door, thereby opening the opening by rotating the home bar door downward, and pulling the handle formed on the tray to pull out the tray.

Accordingly, the home bar door of such a conventional refrigerator has been rotated by the user pressing the button or the home bar door directly with his or her finger. In addition, the user was inconvenienced because the tray had to be pulled out directly by the handle to the outside of the refrigerator.

Korean Patent No. 10-1271893

The object of the present invention is to provide a refrigerator in which a shelf is slidably opened and closed when the auxiliary door of the refrigerator is opened and closed, and the auxiliary door is closed when the input portion is pressed.

Further, it is an object of the present invention to provide a refrigerator in which the convenience of the user is enhanced because the auxiliary door is opened when the input unit is touched.

Another object of the present invention is to provide a refrigerator in which the shelf is moved to the outside of the refrigerator by pressing the input part of the refrigerator and the convenience of the user is secured in checking or removing the storage.

It is also an object of the present invention to provide a refrigerator in which a user can close the auxiliary door without directly checking whether the shelf is located in the storage space.

Another object of the present invention is to provide a refrigerator which is dispersed in load and is durable.

It is also an object to provide a refrigerator in which it is convenient to clean the shelf and the plate.

It is another object of the present invention to provide a control method of a refrigerator which can memorize a previous operation and perform a desired operation by a user.

It is another object of the present invention to provide a control method for a refrigerator in which unnecessary operation is not performed and electricity is saved.

According to an aspect of the present invention, there is provided a refrigerator including: a door for opening and closing a storage room formed in a main body; An auxiliary door that opens and closes an opening formed in a front surface of the door; A storage space formed on a rear side of the auxiliary door; A shelf located within the storage space; A driving device located in the door and allowing the shelf to enter and exit the storage space; An opening / closing device connected to the auxiliary door and allowing the auxiliary door to open / close the opening; A controller for causing the driving device or the opening and closing device to operate; A sensor positioned in the door to determine the position of the shelf and to send a signal to the controller; And an input unit formed on the main body or the door.

Further, when the input unit is touched, the control unit activates the opening / closing apparatus to open / close the auxiliary door.

Further, the auxiliary door is opened by pressing the input part once, and the shelf is moved to the outside of the storage space when the input part is pressed twice.

In addition, the sensor is a sensor capable of sensing contact of the shelf.

In addition, the driving device may include a rod connected to the inside of the door and the shelf, and pushing or pulling the shelf.

Further, the driving device includes a cylinder.

The door further includes a rail formed in the door, and a groove formed in the shelf and slidable along the rail when the shelf moves.

Further, the present invention is characterized by further comprising a wheel formed in the door to slide the shelf.

The apparatus may further include a plate made of stainless steel on which the shelf is seated.

A control method of a refrigerator according to the present invention includes: storing a previous operation; Inputting a signal by an input unit; And moving the shelf outside the storage space when the input part is pressed when the previous operation is an operation of opening the auxiliary door.

Determining whether the auxiliary door is opened and the shelf is located in the storage space; Inputting a signal by an input unit; When the first signal is input to the input unit, the auxiliary door is closed, and when the second signal is input, the shelf moves to the outside of the storage space, wherein the first signal and the second signal are different from each other.

The refrigerator of the present invention has the following effects.

Since the auxiliary door can be opened and closed by a simple operation that the user presses the input portion, the use is convenient even when the user's hands are not free.

Further, since the auxiliary door is opened with one touch of the input portion, and the continuous operation in which the shelf is moved is performed, it is convenient to use.

Also, since the shelf is slidably moved in and out of the storage space, it is convenient to use.

Further, since the sensor installed inside the door detects that the shelf is located in the storage space, it is convenient that the user does not have to directly check whether the entire shelf is located in the storage space to close the auxiliary door.

Also, since the wheels support the shelf and the plate, the load of the shelf and the plate is dispersed evenly on the rail, the groove, and the wheel, and the durability is good.

In addition, since the shelf is seated on the plate, the convenience of the user is ensured when the shelf is separated for cleaning. In addition, the plate is made of stainless steel, so it is easy to clean even if foreign matter is attached.

The control method of the refrigerator of the present invention has the following effects.

Since the refrigerator memorizes the previous operation, it is convenient that the user can perform a desired operation with a simple operation of pressing the input part.

In addition, when the auxiliary door is opened and the shelf is located in the storage space, one of the different signals can be inputted to perform only a desired operation by the user, saving electricity because the operation is unnecessary and unnecessary.

1 is a perspective view showing an auxiliary door of a refrigerator of the present invention opened and a shelf outside.
2 is a perspective view of a refrigerator according to the present invention in which a shelf is placed in a storage space and an auxiliary door is closed.
3 is a perspective view of a refrigerator according to the present invention in which a shelf is located outside a storage space and an auxiliary door is opened.
Figure 4 is a side view of Figure 2;
Fig. 5 is a side view of Fig. 3; Fig.

The same components as those of the conventional art will be described below with reference to the related art, and a detailed description thereof will be omitted.

FIG. 1 is a perspective view of a refrigerator 100 according to the present invention in which an auxiliary door 200 is opened and a shelf 220 is outwardly opened. FIG. 2 is a perspective view of a shelf 220 of a refrigerator 100 according to the present invention, The shelf 220 of the refrigerator 100 of the present invention is located outside the storage space 210 and the auxiliary door 200 is located at a position where the auxiliary door 200 is closed, Fig. 4 is a side view of Fig. 2, and Fig. 5 is a side view of Fig. 3. Fig.

=============== The refrigerator (100) according to the first embodiment ================

The refrigerator 100 according to the first preferred embodiment of the present invention includes a door 120 for opening and closing a storage room formed in the main body 110 and a door 120 for opening and closing the opening 130 formed in the front surface 122 of the door 120 A storage space 210 formed in the rear side of the auxiliary door 200, a shelf 220 located in the storage space 210, and a shelf 220 located in the door 120. [ A driving device 300 connected to the auxiliary door 200 and having an auxiliary door 200 for opening and closing the opening 130 and an opening and closing device 500 for opening and closing the opening 130, A sensor 410 positioned in the door 120 for determining the position of the shelf 220 and sending a signal to the control unit; And an input unit 400. [

At this time, the storage space 210 is formed by being surrounded by the upper surface 212, the lower surface 214, the both sides 216 and the rear surface 218 inside the door 120, and the front side of the storage space 210 is formed with the opening 130 .

The opening 130 is preferably formed in a rectangular shape on a part of the front surface 122 of the door 120 as shown in FIG. The opening 130 is formed through the front surface 122 of the door 120 so that the storage space 210 and the outer space of the refrigerator 100 are communicated with each other. Therefore, the user can take out and insert the storage product P through the opening 130.

The auxiliary door 200 is formed in a plate shape corresponding to the inner surfaces 124 of the front surface 122 of the door 120 surrounding the opening 130 so that the opening 130 can be opened and closed, 500 to open and close the opening 130. Accordingly, the user can open and close the auxiliary door 200 without opening and closing the door 120 to store or retrieve the stored product P.

The opening and closing device 500 provided below the auxiliary door 200 includes an axis 520 connected to the lower side of the auxiliary door 200 and a motor (not shown) connected to one side of the axis 520 . Accordingly, the shaft 520 rotates in the direction in which the motor (not shown) rotates, and the auxiliary door 200 rotates in the direction in which the shaft 520 rotates.

A link 150 for supporting the auxiliary door 200 from the door 120 may be connected to the door 120 and the auxiliary door 200 when the auxiliary door 200 is opened.

When the auxiliary door 200 is closed, the shelf 220 is positioned close to the lower side in the storage space 210.

The shelf 220 may be formed in a plate shape or a basket shape.

The shelf 220 exits the storage space 210 or enters the storage space 210 through the opening 130 while sliding in parallel to the front side or the rear side of the main body 110.

The refrigerator (100) of the present invention further comprises a plate (225) of stainless steel on which the shelf (220) is placed.

The plate 225 is preferably formed such that the front and rear portions and both side portions are protruded upward and the center is recessed. Therefore, when the shelf 220 is seated on the plate 225, it can not move to the front, rear, left, and right sides, so that the seating state on the plate 225 can be maintained well. At this time, since the shelf 220 is seated on the plate 225, convenience for the user is secured when the shelf 220 is removed for cleaning. Further, since the plate 225 is made of stainless steel, it is easy to clean even if foreign matter is deposited.

It is preferable that the sensor 410 for determining the position of the shelf 220 is installed on the rear surface 218 inside the door 120. At this time, it is preferable that the sensor 410 is a sensor that senses that the shelf 220 is in contact, and sends a signal to the control unit when the shelf 220 is in contact.

Meanwhile, the input unit 400 formed on the main body 110 or the door 120 is preferably composed of a sensor. In this embodiment, the input unit 400 is formed on the front surface 122 of the door 120.

The driving device 300 is connected to the inside of the door 120 and the shelf 220.

The driving device 300 is configured to push or pull the shelf 220 from the rear of the shelf 220 Rods. In the present invention, the rod refers to the screw 310.

The driving device 300 is positioned between the lower side of the shelf 220 and the wheels 430 on both sides described later when the shelf 220 is located in the storage space 210. [

The drive unit 300 includes a transfer unit 320 connected to a rear surface of the shelf 220 or a rear surface of the plate 225 on which the shelf 220 is mounted, a screw 310 inserted into the transfer unit 320, A motor 330 fixed to the inside of the screw 310 to rotate the screw 310 and a support 340 positioned on the front and rear sides of the screw 310 to prevent the screw 310 from sagging in the downward direction .

The transfer part 320 is formed in a spiral groove on the inner circumferential surface of the flat cylindrical body, and is positioned between the support parts 340.

Accordingly, when the motor 330 is operated, the screw 310 is rotated clockwise or counterclockwise, and the conveying unit 320 is moved forward or backward by the rotating screw 310, (225) moves forward or backward together with the shelf (220).

 That is, the driving device 300 pulls the shelf 220 outward to the outside of the storage space 210 and pulls the shelf 220 located outside the storage space 210 backward, ).

The refrigerator 100 of the present invention further includes a rail 422 formed in the door 120 and a groove 424 formed in the shelf 220 and sliding along the rail 422 when the shelf 220 moves .

The rail 422 protrudes from both side surfaces 216 of the door 120 and is positioned in parallel with both sides of the shelf 220 or the plate 225.

Grooves 424 are formed on both sides of the shelf 220 or the plate 225. The groove 424 is slid along the rail 422 when the shelf 220 moves to the front and rear sides of the refrigerator 100. [

The refrigerator 100 of the present invention further comprises a wheel 430 formed in the door 120 and sliding the shelf 220.

The wheels 430 serve to smoothly slide the shelf 220 and the plate 225, which are moved by the driving unit 300.

It is preferable that a plurality of wheels 430 are connected to each of both sides 216 of the inside of the door 120 and are positioned below the storage space 210.

The lower surface of the shelf 220 contacts the wheel 430 when the shelf 220 moves forward and backward and the wheel 430 slides as the shelf 220 slips.

Therefore, since the wheel 430 supports the shelf 220 and the plate 225, the loads of the shelf 220 and the plate 225 are uniformly dispersed in the rail 422, the groove 424, and the wheel 430 Durability is good.

The refrigerator 100 according to the first preferred embodiment of the present invention may be configured such that the sensor 410 installed inside the door 120 in the state that the shelf 220 is in the storage space 210 is installed on the shelf 220, When the user presses the input unit 400, the input unit 400 sends a signal to the control unit, and the control unit controls the opening / closing device 500 according to the received signal, Respectively.

Accordingly, since the auxiliary door 200 can be opened and closed by a simple operation that the user presses the input unit 400, it is convenient to use even when the user's hands are not free.

When the input unit 400 is pressed once, the auxiliary door 200 is opened. When the input unit 400 is double-clicked, the shelf 220 is moved to the outside of the storage space 210. Accordingly, when the input unit 400 of the refrigerator 100 is pressed, the shelf 220 is moved to the outside of the refrigerator 100, and convenience of the user is secured in checking or removing the stored product P.

In addition, since the shelf 220 is slidably moved in and out of the storage space 210, it is convenient to use.

Since the sensor 410 installed inside the door 120 senses that the shelf 220 is located in the storage space 210, the entire shelf 220 is stored in the storage space 210 in order to close the auxiliary door 200. It is not necessary to directly check whether the light emitting element 210 is located.

In the refrigerator 100 of the present invention, when the auxiliary door 200 is opened, the auxiliary door 200 is opened by pressing the input part 400 once, the shelf 220 is released by sliding the refrigerator 100 twice, The shelf 220 enters the storage space 210 when the input unit 400 is once pressed and the auxiliary door 200 is closed when the input unit 400 is pressed twice.

==================== The refrigerator (100) according to the second embodiment ====================

Hereinafter, a refrigerator 100 according to a second preferred embodiment of the present invention will be described.

In this embodiment, the driving apparatus 300 is configured to include a cylinder.

For a description of the cylinder, refer to Japanese Laid-Open Patent Publication No. 2011-0052814.

The rod in the refrigerator 100 of the second embodiment refers to a piston rod.

In the refrigerator 100 of the second embodiment of the present invention, the structure of the refrigerator 100 is the same as that of the refrigerator 100 of the first embodiment of the present invention.

==========================================================================================

Hereinafter, a control method of the refrigerator 100 according to the first preferred embodiment of the present invention will be described.

The control method of the refrigerator 100 according to the present embodiment includes the steps of storing a previous operation, inputting a signal by the input unit 400, and inputting an input signal when the previous operation is an operation of opening the auxiliary door 200 400 is pressed, the shelf 220 is moved to the outside of the storage space 210.

At this time, the control unit or the additional configuration may be configured to memorize the previous operation.

More specifically, when the auxiliary door 200 is opened by depressing the input unit 400, and the input unit 400 is pressed in a state where the control unit or the additional component memorizes the opening operation of the auxiliary door 200, which is the previous operation A signal is transmitted to the control unit. When the control unit receiving the signal operates the driving unit 300 to move the shelf 220 outwardly of the storage space 210 in a sliding manner, the user can store the storage product P in the shelf 220, (P) stored in the storage unit (220).

Accordingly, when the user desires to take out the shelf 220, the control unit of the refrigerator 100 or the additional configuration memorizes the opening operation of the auxiliary door 200, which is the previous operation, so that when the input unit 400 is pressed, Is moved to the outside of the storage space 210. That is, since the refrigerator 100 memorizes the previous operation, the user can perform a desired operation with a simple operation of pressing the input unit 400, which is convenient.

In the control method of the refrigerator 100 of the first embodiment of the present invention, the configuration of the refrigerator 100 is the same as that of the refrigerator 100 of the first embodiment of the present invention.

============== Control Method of Refrigerator 100 According to Second Embodiment ================

Hereinafter, a control method of the refrigerator 100 according to the second preferred embodiment of the present invention will be described.

The control method of the refrigerator 100 according to the present embodiment includes the steps of determining whether the auxiliary door 200 is open and the shelf 220 is located in the storage space 210, The auxiliary door 200 is closed when the first signal is input to the input unit 400 and the shelf 220 is moved to the outside of the storage space 210 when the second signal is input .

At this time, the first signal and the second signal are different signals. For example, if the first signal is to depress the input 400 once, then the second signal is to depress the input 400 twice. Alternatively, if the first signal is to depress the input 400 for one second, the second signal is to depress the input 400 for three seconds.

A method of determining whether the auxiliary door 200 is open may include a method of sensing the position of the auxiliary door 200 by installing a sensor (not shown) on the inner surface 124 surrounding the opening 130. For example, if the position of the auxiliary door 200 is not detected, it is determined that the auxiliary door 200 is not positioned in the opening 130, and it is determined that the auxiliary door 200 is open and a signal is sent to the control unit.

A sensor 410 is provided on the rear surface 218 of the door 120 to determine whether the shelf 220 is located in the storage space 210. [ At this time, when the shelf 220 touches the sensor 410, the sensor 410 determines that the shelf 220 is located in the storage space 210, and sends a signal to the control unit. When the auxiliary door 200 is closed .

The control method of the refrigerator 100 according to the second embodiment of the present invention will be described in more detail by way of example as follows.

Sensors provided on the inner surface 124 and the rear surface 218 of the door 120 are opened to open the auxiliary door 200. When the shelf 220 is located in the storage space 210, The auxiliary door 200 is closed when the first signal, that is, the input unit 400 is pressed by the controller 400 once. If the second signal, that is, the input unit 400 is pressed twice by the input unit 400, the shelf 220 slides to the outside of the storage space 210 and is moved.

That is, the user does not need to use the shelf 220. When the user desires to close the auxiliary door 200, the first signal is input to the input unit 400. When the user desires to use the shelf 220, A second signal different from the first signal may be input.

Therefore, when the auxiliary door 200 is opened and the shelf 220 is located in the storage space 210, one of the different signals can be inputted to perform only a desired operation by the user, Electricity is saved.

In the method of controlling the refrigerator 100 according to the second embodiment of the present invention, the configuration of the refrigerator 100 is the same as that of the refrigerator 100 of the first embodiment of the present invention.

In the control method of the refrigerator 100 and the refrigerator 100 of the present invention, the input unit 400 may be a touching type rather than a pressing type.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as set forth in the following claims Or modification of the invention.

** Explanation of key codes **
100: refrigerator 110: main body
120: Door 122: Front
124: inner surface 130: opening
150: Link 200: Auxiliary door
210: storage space 212: upper surface
214: When 216: Both sides
218: Rear 220: Shelf
225: plate 300: drive
310: transfer part 320: screw
330: motor 340: support
400: input unit 410: sensor
422: rail 424: groove
430: wheel 500: opening / closing device
520: Rotary shaft P: Storage

Claims (9)

A door that opens and closes a storage room formed in the main body;
An auxiliary door that opens and closes an opening formed in a front surface of the door;
A storage space formed on a rear side of the auxiliary door;
A shelf located within the storage space;
A driving device located in the door and allowing the shelf to enter and exit the storage space;
An opening / closing device connected to the auxiliary door and allowing the auxiliary door to open / close the opening;
A controller for causing the driving device or the opening and closing device to operate;
A sensor positioned in the door to determine the position of the shelf and to send a signal to the controller;
And an input unit formed on the main body or the door.
The method according to claim 1,
Wherein when the user touches the input unit, the controller operates the opening / closing device to open / close the auxiliary door.
The method according to claim 1,
Wherein the auxiliary door is opened when the input unit is pressed once and the shelf is moved to the outside of the storage space when the input unit is pressed twice.
The method according to claim 2 or 3,
Wherein the sensor is a sensor capable of detecting contact of the shelf.
Wherein the driving device includes a rod connected to the inside of the door and the shelf to push or pull the shelf.
The method of claim 4,
Wherein the driving device includes a rod connected to the inside of the door and the shelf to push or pull the shelf.
Wherein the driving device comprises a cylinder.
The method of claim 5,
Wherein the driving device comprises a cylinder.
The method of claim 6,
Further comprising: a rail formed in the door; and a groove formed on the shelf and sliding along the rail when the shelf moves.
The method of claim 7,
Further comprising: a wheel formed in the door for sliding the shelf.
The method of claim 8,
Further comprising a stainless steel plate on which the shelf is seated.

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