KR101490184B1 - Refrigerator - Google Patents

Abstract

The present invention relates to a refrigerator which comprises a refrigerator door having a storage compartment, a home bar door mounted on the refrigerator door for opening and closing the storage compartment, and a door, which is mounted between the refrigerator door and the home bar door, A first magnet portion mounted on the door of the refrigerator, and a second magnet movably installed on the home bar door and generating attraction or repulsion force with the first magnet portion by movement, The present invention relates to a refrigerator which is capable of securing the reliability of the locking unit and improving the usability of the user.

Description

Refrigerator {REFRIGERATOR}

The present invention relates to a refrigerator having a locking unit for locking or unlocking a home bar door to a refrigerator door.

Generally, a refrigerator is a device intended for low-temperature storage of food, and is stored by being frozen or refrigerated according to the condition of the food to be stored.

The cold air supplied to the inside of the refrigerator is generated by the heat exchange action of the refrigerant, and is continuously supplied to the inside of the refrigerator while repeatedly performing a cycle of compression-condensation-expansion-evaporation. It can be uniformly transferred to the inside of the refrigerator and the food inside the refrigerator can be stored at a desired temperature.

In recent years, refrigerators are becoming larger and more versatile. With this trend, refrigerators having a secondary storage room, a so-called home bar, have been popularized on the door of a refrigerator. The home bar is installed in the refrigerator door so that the storage (for example, drinks, simple food, etc.) which is frequently drawn out can be taken out from the outside without opening the refrigerator door.

The home bar includes a storage room provided in the refrigerator door and a home bar door for opening and closing the storage room. A locking unit for locking or unlocking the home bar door to the refrigerator door is mounted between the refrigerator door and the home bar door.

The locking unit is generally embodied as a pair of detachable locking structures that can be engaged with each other by a user's operation, for example, a locking groove and a locking projection, and springs for mutually operating them. Such a locking structure has a problem in ensuring reliability such as occurrence of deformation or breakage due to repeated use.

Further, the locking unit is operated by pulling or pushing the handle provided on the home bar door, whereby the home bar door is locked or unlocked to the refrigerator door. Such a structure is disadvantageous in that it is inconvenient to use because the user needs to separately operate the opening and closing of the home bar door.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to secure the reliability of a locking unit for locking or unlocking a home bar door and to improve the usability of the user.

According to an aspect of the present invention, there is provided a refrigerator comprising: a refrigerator door having a storage compartment; a home bar door mounted on the refrigerator door for opening and closing the storage compartment; And a locking unit for locking or unlocking the door to the refrigerator door, wherein the locking unit includes a first magnet portion mounted on the refrigerator door, and a second magnet portion movably installed on the home door, And a second magnet portion for generating a repulsive force.

The first magnet portion may include a first magnet disposed on the magnet mounting portion formed on the refrigerator door.

Wherein the second magnet portion includes an operating member slidably mounted on the home bar door and a second magnet provided on the operating member and generating attraction with the first magnet to lock the home bar door to the refrigerator door .

The facing surfaces of the first and second magnets may have different polarities.

Wherein the operating member is configured to move between a first and a second state, the second magnet is disposed to face the first magnet in the first state, and the second magnet can be disposed away from the first magnet in the second state have.

The second magnet portion may further include a third magnet member that generates a repulsive force with the first magnet in the second state, and the opposing faces of the first and third magnets in the second state may have the same polarity Lt; / RTI >

The first magnet portion may include a first circular magnet fixed to the refrigerator door and formed on one surface of the first magnet portion in such a manner that different poles are alternately formed along the circumferential direction.

The second magnet portion is rotatably installed on the refrigerator door and is formed with alternating poles along the circumferential direction on a surface facing the first circular magnet to generate attraction force or repulsive force with the first circular magnet, And may include a circular magnet.

The second magnet portion may further include a movable unit that rotates the second circular magnet by a pressing operation.

The present invention realizes the reliability of the locking unit and improves the usability of the user by implementing the locking unit through the first and second magnet parts relatively movable.

Further, according to the present invention, when the home bar door is closed, the home bar door can be locked by simply rotating the home bar door in the closing direction.

Further, the present invention provides a structure capable of releasing the locking of the home bar door by pressing the home bar door in a state where the home bar door is locked.

Hereinafter, a refrigerator according to the present invention will be described in detail with reference to the drawings.

1 is a perspective view of a refrigerator according to an embodiment of the present invention.

Referring to FIG. 1, a refrigerator 100 according to the present invention includes a refrigerator body 110 having cooling chambers 111 and 112 formed therein, and refrigerator doors 121 and 122 for opening and closing the cooling chambers 111 and 112.

The cooling chambers 111 and 112 may include a refrigerating chamber 111 and a freezing chamber 112. The refrigerating chamber 111 and the freezing chamber 112 may be formed in the upper and lower regions of the refrigerator body 110 respectively.

The refrigerator doors 121 and 122 may include a refrigerating chamber door 121 and a freezing chamber door 122 for opening and closing the refrigerating chamber 111 and the freezing chamber 112, respectively.

A plurality of refrigerating compartment doors 121 may be provided and a dispenser 123 may be provided in any one of the refrigerating compartment doors 121 so that water or ice can be inspected without opening the refrigerating compartment door 121. The other one of the refrigerator compartment doors 121 may be provided with a home bar 130 to allow the user to take out the stored items (e.g., drinks, simple foods, etc.) which are frequently taken out without opening the refrigerator compartment door 121 . In the present embodiment, the home bar 130 is provided on the refrigerator compartment door 121, but it may be located at another position, for example, the freezing compartment door 122. [

The freezing compartment door 122 is slidably installed along the longitudinal direction of the refrigerator body 110 and a storage container 124 for storing food is provided on the rear surface of the freezing compartment door 122. The storage container 124 is slid back and forth integrally with the freezing chamber door 122.

2 is a perspective view of the home bar shown in Fig.

2, the home bar 130 includes a storage room 131 provided in the refrigerator compartment door 121 and a home bar door 132 for opening and closing the storage compartment 131.

The storage chamber 131 is formed with one side open and the home bar door 132 is coupled to the refrigerator compartment door 121 to open and close the opening of the storage compartment 131. One end of the home bar door 132 is hinged to one side of the refrigerator compartment door 121 to open and close the compartment by rotational movement.

The home bar door 132 is formed in a shape corresponding to the opening of the storage chamber 131. When the opening of the storage chamber 131 is formed in a rectangular shape as in the present embodiment, The knob 133 may be formed in a recessed shape in one area of the home bar door 132.

A frame 133, which defines the opening of the storage chamber 131, is mounted on the refrigerator compartment door 121. The frame 133 may be formed as a separate member from the refrigerator compartment door 121, or may be integrally formed with the refrigerator compartment door 121.

A locking unit 140 is provided between the refrigerator compartment door 121 and the home combo door 132 to lock or unlock the home combo door 132 to the refrigerator compartment door 121. Hereinafter, a detailed configuration of the locking unit 140 will be described.

3A to 3C are sectional views of a home bar showing a locking unit according to a first embodiment of the present invention.

A storage compartment main body 134 is provided inside the refrigerator compartment door 121, and a frame 133 is installed around the storage compartment main body 134.

The locking unit 140 includes a first magnet portion 141 mounted on the refrigerator compartment door 121 and a second magnet portion 142 movably installed on the home bar door 132.

The frame 133 is provided with a first magnet mounting portion 135 of a recessed shape and the first magnet portion 141 can be embodied as a first magnet 141 mounted on the first magnet mounting portion 135 .

The second magnet portion 142 is for moving or unlocking the home bar door 132 to the refrigerator compartment door 121 by generating attraction or repulsive force with the first magnet portion 141. The second magnet portion 142 is movable Respectively. The second magnet portion 142 may be installed at a position corresponding to the first magnet portion 141 in a state where the home bar door 132 is closed and may be installed at an end of the home bar door 132.

The second magnet portion 142 includes an operating member 143 slidably mounted on the home bar door 132 and a second magnet 141 disposed on the operating member 143 to generate attraction force 144).

The operating member 143 is formed in the form of a lever and is slidably mounted on the home-bar door 132 so as to move between the first state and the second state. An operation member mounting groove 136 is formed in the home bar door 132 and the operation member 142 is moved on the operation member mounting groove 136 by a user's operation. Fig. 3A shows that the operating member 143 is in the first state, and Fig. 3B shows that the operating member 143 is in the second state in which the operating member 143 moves downward.

On the rear surface of the operating member 143, a second magnet mounting portion 145 is formed. A spring 146 is mounted between the operating member 143 and the home bar door 132 and the spring 146 returns the operating member 143 to its original position when the operating member 143 is slid.

The second magnet 144 is fixed on the second magnet mounting portion 145 and the facing surfaces of the first and second magnets 144 have different polarities. In this embodiment, the first magnet 141 has the N pole and the second magnet 144 has the S pole, and vice versa.

The second magnet 144 is disposed to face the first magnet 141 in the first state as shown in FIG. 3A, and is disposed away from the first magnet 141 in the second state as shown in FIG. 3B.

Hereinafter, the operating state of the locking unit 140 will be described based on the description of the configuration of the locking unit 140. FIG.

As shown in FIG. 3A, in the first state, the first magnet 141 and the second magnet 144 are opposed to each other, and attraction is generated between the first magnet 141 and the second magnet 144. Accordingly, the home bar door 132 remains locked in the refrigerator compartment door 121.

3B, when the user moves the operating member 143 downward to position the operating member 143 in the second state in the first state, the second magnet 144 also moves together with the operating member 143 And is located at a position away from the position of the first magnet 141 in one direction (downward in the present embodiment). Accordingly, no attraction is generated between the first and second magnets 144, and the locking of the home bar door 132 is released.

In this state, as shown in FIG. 3C, the user opens the storage chamber 131 by rotating the home bar door 132 using the handle 133 or the like. At this time, the operating member 143 is returned to the home position by the spring 146. [

On the other hand, when the user desires to close the opening of the storage chamber 131 in a state where the home bar door 132 is opened, the user rotates the home bar door 132 in the direction in which the refrigerator compartment door 121 is located. When the home bar door 132 approaches the refrigerator doors 121 and 122, a force is generated between the first magnet 141 and the second magnet 144. When the home bar door 132 is opened to the refrigerator door 121 . Accordingly, the user can lock the home bar door 132 to the refrigerator compartment door 121 just by rotating the home bar door 132.

4A and 4B are cross-sectional views of a home bar showing a locking unit according to a second embodiment of the present invention. 4A and 4B, reference numerals similar to those of the previous drawings are assigned to the same components as those of the previous embodiment.

The second magnet portion 242 of the locking unit 240 according to the present embodiment further includes a third magnet 247 generating a repulsive force with the first magnet in the second state. The locking unit 240 according to the present embodiment has the same configuration as the previous embodiment except for the third magnet 247, and a description of the same configuration will be omitted.

A third magnet mounting portion 248 is provided on the upper side of the second magnet mounting portion 245 formed on the operating member 243 and a third magnet 247 is fixed on the third magnet mounting portion 248.

As in the previous embodiment, in the first state (see FIG. 4A), the first and second magnets 241 and 244 are disposed facing each other. 4B, the second magnet 244 is disposed to fall downward from the position of the first magnet 241 in the second state, and the first magnet 241 and the third magnet 247 are disposed to face each other . Here, the facing surfaces of the first and third magnets 241 and 247 have the same polarity to each other. In this embodiment, the facing surfaces of the first and third magnets 241 and 247 have N poles.

The operation of the locking unit 240 according to the present embodiment will be described as follows.

4A, the home bar door 232 is kept locked to the refrigerator compartment door 221 by a force generated between the first magnet 241 and the second magnet 244 in the first state. 4B, when the user slides the operating member 243, the second magnet 244 is disposed away from the first magnet 241 in the downward direction, and the third magnet 247 is disposed apart from the first magnet 241 As shown in FIG.

No attraction is generated between the first magnet 241 and the second magnet 244 in the second state and a repulsive force is generated between the first magnet 241 and the third magnet 247. As a result, a magnetic force acts on the home bar door 232 in a direction to open the storage chamber 231.

When the user releases the operating member 243, the operating member 243 is returned to the home position by the spring 246 so that when the home bar door 232 is closed, the attraction force between the first and second magnets 241, 244 . ≪ / RTI >

5 is a perspective view of a home bar showing a locking unit according to a third embodiment of the present invention.

The first and second magnet portions 341 and 342 according to the present embodiment are respectively embodied as first and second circular magnets 341a and 342a provided in the refrigerating chamber door 321 and the home bar door 332, The first and second circular magnets 341a and 342a are formed with alternate poles on one side thereof along the circumferential direction. That is, as shown in FIG. 5, the first and second circular magnets 341a and 342a are alternately arranged with N poles and S poles along the circumferential direction.

The first circular magnet 341a is fixed on the frame 333 and the second circular magnet 342a is rotatably installed on the home bar door 332. [ The second circular magnet 342a may be provided on the operating member 343 rotatably mounted on the home bar door 332 and may be integrally formed with the operating member 343 as the operating member 343 is rotated. .

The first and second circular magnets 341a and 342a are disposed at positions corresponding to each other in a state in which the home bar door 332 is closed and are disposed such that different poles are located on faces facing each other in the first state. For example, the S pole of the second circular magnet 342a is disposed at a position corresponding to the N pole of the first circular magnet 341a, and the S pole of the second circular magnet 341a is disposed at a position corresponding to the S pole of the first circular magnet 341a. N poles of the circular magnet 342a are arranged.

When the second circular magnet 342a is rotated to a second state by a certain angle, the opposite poles of the first and second circular magnets 341a and 342a have the same polarity. Here, the operating member 143 is installed such that the opposite poles of the first and second circular magnets 341a and 342a are rotated to the same state. In this embodiment, the rotation of the operating member 343 is limited so that it can be rotated only up to 45 degrees. For this purpose, a stopper for restricting the rotation angle of the operating member 143 may be provided between the operating member 343 and the home bar door 332.

A return spring (not shown) may be provided between the operating member 343 and the home bar door 332 to return the operating member 343 to the home position when the operating member 343 rotates. As shown in FIG.

Hereinafter, the operating state of the locking unit 340 according to the present embodiment will be described.

In the first state, since the facing surfaces of the first and second circular magnets 341a and 342a have different poles, attraction is generated between the first and second circular magnets 341a and 342a, 332 are locked to the refrigerator compartment door 321.

When the user rotates the operating member 343 in the first state, the rotation of the operating member 343 is limited after rotating by the predetermined angle (45 degrees). As a result, the facing surfaces of the first and second circular magnets 341a and 342a have different polarities, and a repulsive force is generated between the first and second circular magnets 341a and 342a. The locking of the home bar door 132 is released by the repulsive force between the first and second circular magnets 341a and 342a and a magnetic force acts on the home bar door 132 in the opening direction.

On the other hand, when the user releases the operating member 343, the operating member 343 and the second circular magnet 342a return to their home positions. When the home bar door 332 approaches the refrigerator compartment door 321 by a predetermined distance or less when the home bar door 332 is closed, a force is generated from the first circular magnet 341a on the second circular magnet 342a. Accordingly, the user can lock the home bar door 332 by rotating the home bar door 332 by a predetermined angle or more.

FIG. 6 is a perspective view of a home bar showing a locking unit according to a fourth embodiment of the present invention, and FIG. 7 is an exploded perspective view of the locking unit shown in FIG.

The locking unit 440 according to the present embodiment includes first and second magnet portions 441 and 442. The first and second magnet portions 441 and 442 are rotatable relative to the first and second magnet portions 441 and 442, And circular magnets 441a and 442a, respectively. Since the first and second circular magnets 441a and 442a have the same configuration as that of the third embodiment, a description thereof is omitted.

A housing 443 is provided on the frame 433, and the housing 443 can be formed in the shape of a cylinder having one side opened. The first circular magnet 341a is fixed to the inside of the housing 443.

The home bar door 432 is configured to be movable at predetermined intervals toward the storage chamber 431 side by the pressing operation in the locked state. A movable member 444 is provided in the home bar door 432 to move inside the housing 443 by the pressing operation of the home bar door 432. The movable member 444 can be formed in a cylinder shape with one side opened have.

The movable member 444 is fixed to the rear surface of the home bar door 432, and a second circular magnet 342a is installed therein. The movable member 444 is configured to move along the outer circumferential surface of the second circular magnet 442a and to move the interior of the housing 443 at a constant interval as the home bar door 432 is pressed.

A guide portion for guiding the movement of the movable member 444 may be provided between the housing 443 and the movable member 444. The guide portion may include a guide slot 443a formed in the inner peripheral surface of the housing 443, 444 formed on the outer circumferential surface of the guide member 444a. As the guide protrusion 444a is inserted into the guide slot 443a and moved, the movable member 444 performs only linear motion.

A support rib 445 for supporting the second circular magnet 342a is formed in the housing 443 and the support rib 445 may be formed along the circumference of the first circular magnet 341a.

A spring 446 is mounted between the movable member 444 and the second circular magnet 342a and one end of the spring 446 is supported by the inner wall of the movable member 444 to rotate the second circular magnet 342a, .

A movable unit 447 is provided between the movable member 444 and the second circular magnet 342a for rotating the second circular magnet 442a in accordance with the depressing motion of the home bar door 132. Hereinafter, the detailed configuration and operation of the movable unit 447 will be described.

8A and 8B are cross-sectional views of the locking unit shown in Fig.

7 and 8A and 8B, the movable unit 447 includes an inclined surface 447a formed by being recessed on the outer circumferential surface of the second circular magnet 442a and a movable protrusion 447a formed on the inner circumferential surface of the movable member 444 447b. 8A and 8B, the movable protrusion 447b is indicated by a dotted line on the inclined surface 447a for the sake of clarity.

The inclined surfaces 447a are formed at predetermined intervals in the radial direction at the outer circumferential surface of the second circular magnet 442a and are inclined at an angle with respect to the horizontal direction of the second circular magnet 442a. The inclined surface 447a may be repeatedly formed along the outer circumferential surface of the second circular magnet 342a. The inclined surface 447a according to this embodiment is integrally formed on the outer circumferential surface of the second circular magnet 442a, but may be formed on a member separately mounted on the outer circumferential surface of the second circular magnet 442a.

The movable protrusion 447b protrudes radially from the inner circumferential surface of the movable member 444 at a predetermined interval, and is formed in a number corresponding to the inclined surfaces 447a. The movable protrusion 447b presses the inclined surface 447a as the movable member 444 moves and the second circular magnet 442a is rotated by the reaction force acting on the inclined surface 447a.

A return spring (not shown) may be mounted between the movable member 444 and the second circular magnet 442a to return the second circular magnet 442a upon rotation of the second circular magnet 442a.

Hereinafter, the operating state of the locking unit / according to the present embodiment will be described.

8A, in the locked state of the home bar door 432, the faces of the first and second circular magnets 441a and 442a facing each other have different poles like the third embodiment, and the first and second circular magnets A force is applied between the first and second plates 441a and 442a.

When the user presses the home bar door 432 for a certain distance, the movable member 444 fixed to the home bar door 432 moves at a constant interval. Here, the movable protrusion 447b of the movable member 444 also moves linearly, and the movable protrusion 447b moves along the inclined surface 447a of the second circular magnet 442a to press the inclined surface 447a.

Accordingly, as shown in FIG. 8B, the second circular magnet 442a is rotated at a predetermined angle, and the surfaces of the first and second circular magnets 441a and 442a facing each other have the same polarity. As the repulsive force is generated between the first and second circular magnets 441a and 442a, the home bar door 432 is released from the refrigerating chamber door 421 and receives a magnetic force in a direction of opening.

When the home bar door 432 is rotated in the opening direction, the second circular magnet 442a is linearly moved by the spring 446 and rotated in the home position by the return spring. The locking operation of the home bar door 432 is the same as that of the previous embodiment, and a description thereof is omitted.

In the above description, the inclined surface 447a is formed on the outer circumferential surface of the second circular magnet 442a, and the movable protrusion 447b is formed on the inner circumferential surface of the movable member 444. However, Do.

9 is a cross-sectional view of a locking unit according to a fifth embodiment of the present invention.

The locking unit 540 according to the present embodiment is constructed in the same manner as the fourth embodiment except for the movable unit 547. [

The movable unit 547 of this embodiment includes a movable slot 547a formed on the outer circumferential surface of the second circular magnet 542a and a movable protrusion 547b formed to protrude from the inner circumferential surface of the movable member 544. The movable protrusion 547b is inserted into the movable slot 547a as the movable member 544 linearly moves and applies rotational force to the second circular magnet 542a while moving.

Since the operation of the movable unit 544 is similar to that of the previous embodiment, a detailed description of the operating state will be omitted. According to the present embodiment, when the home bar door is opened, the second circular magnet 542a is linearly moved by the spring 546, and the movable slot 547a also moves backward along the movable projection 547b. Accordingly, the second circular magnet 542a returns to the home position by the interaction of the movable protrusion 547b and the movable slot 547a. Therefore, the movable unit 540 according to the present embodiment can exhibit the same effect as that of the foregoing embodiment without mounting the return spring.

The refrigerator including the locking unit of the home bar door is not limited to the construction and the method of the embodiments described above, but the embodiments may be modified such that all or some of the embodiments are selectively combined .

1 is a front perspective view of a refrigerator according to the present invention.

Fig. 2 is a perspective view of the home bar shown in Fig. 1; Fig.

3A to 3C are cross-sectional views of a home bar showing a locking unit according to a first embodiment of the present invention.

Figs. 4A and 4B are cross-sectional views of a home bar showing a locking unit according to a second embodiment of the present invention; Fig.

5 is a perspective view of a home bar showing a locking unit according to a third embodiment of the present invention;

6 is a perspective view of a home bar showing a locking unit according to a fourth embodiment of the present invention;

7 is an exploded perspective view of the locking unit shown in Fig.

Figures 8A and 8B are cross-sectional views of the locking unit shown in Figure 7;

9 is a sectional view of a locking unit according to a fifth embodiment of the present invention.

Claims (17)

A refrigerator door having a home bar storage room; A home bar door rotatably coupled to the refrigerator door by a hinge to open and close the home bar storage chamber; And And a locking unit for maintaining the closed state of the home bar door by a magnetic force, The locking unit includes: A first magnet unit installed at one end of the storage chamber body formed concavely in the refrigerator door; A second magnet portion movably installed at one end of the home bar door to generate attraction force by interaction with the first magnet portion or receive force from a user to release the attraction force; And A spring installed between the second magnet portion and the end of the home bar door to return the second magnet portion to its original position when the force is released from the user; The refrigerator comprising: delete The method according to claim 1, Wherein the first magnet portion comprises: A first magnet mounting portion recessed inwardly at an upper end of the storage chamber main body; And And a first magnet received in the first magnet mounting portion, Wherein the second magnet portion comprises: A second magnet positioned to face the first magnet to generate attraction; An operating member mounting groove formed concavely at an upper end of the home bar door; And a second magnet mounting portion protruding from an inner surface of the second magnet mounting portion so as to receive the second magnet, wherein the second magnet mounting portion and the operating member mounting groove An operating member which is vertically slidable in the operating member mounting groove by a spring provided between the bottom surfaces; Wherein the refrigerator is a refrigerator. The method of claim 3, Wherein the first magnet mounting portion is formed in a storage chamber frame provided around an opening of the home bar storage chamber. The method of claim 3, Wherein the facing surfaces of the first and second magnets have different polarities. The method of claim 3, Wherein the operating member includes a first position in which the first and second magnets are opposed to each other to generate attraction and a second position in which the second magnet is spaced apart from the original position of the first magnet to release the attracting force To the refrigerator. The method according to claim 6, The second magnet portion further includes a third magnet member provided on the second magnet mounting portion to generate a repulsive force with the first magnet in the second position, And the facing surfaces of the first magnet and the third magnet member at the second position have the same polarity to each other. The magnetron according to claim 1, And a first circular magnet fixed to the refrigerator door, the first circular magnet being formed on one surface thereof with alternate poles along the circumferential direction, Wherein the second magnet portion comprises: A second circular magnet which is rotatably installed on the door and has opposite poles formed along the circumferential direction on the surface facing the first circular magnet so as to generate attractive force or repulsive force by interaction with the first circular magnet, Wherein the refrigerator comprises a circular magnet. delete 9. The method of claim 8, And the second circular magnet is a magnet, Wherein the door is connected to an operating member rotatably disposed in a cylindrical shape on the home bar door so as to be rotatable by a user's operation, and rotates integrally with the operating member. 9. The method of claim 8, Wherein the second magnet portion further comprises a movable unit for rotating the second circular magnet by a pressing operation. 12. The method of claim 11, Wherein the home bar door is provided with a movable member which receives the second circular magnet and moves on the outer peripheral surface of the second circular magnet, And the movable unit is provided between the movable member and the second circular magnet. 13. The mobile terminal according to claim 12, An inclined surface formed by being embedded in one of an outer peripheral surface of the second circular magnet and an inner peripheral surface of the movable member; And And a movable protrusion formed to protrude from the other of the outer circumferential surface of the second circular magnet and the inner circumferential surface of the movable member and to rotate the second circular magnet as it moves on the inclined surface. 13. The mobile terminal according to claim 12, A movable slot formed to be inclined at one of an outer peripheral surface of the second circular magnet and an inner peripheral surface of the movable member; And And a movable protrusion protruding from the other of the outer circumferential surface of the second circular magnet and the inner circumferential surface of the movable member and inserted into the movable slot and rotating the second circular magnet as the movable slot moves Features a refrigerator. 13. The method of claim 12, The first circular magnet is disposed inside a housing having one side opened, And the movable member moves inside the housing. 16. The method of claim 15, Wherein the movable member is fixed to the home bar door and moves inside the housing when the home bar door is pressed. 16. The method of claim 15, Wherein a guide portion for guiding movement of the movable member is further provided between the housing and the movable member, A guide slot formed on an inner circumferential surface of the housing; And And a guide protrusion formed on an outer circumferential surface of the movable member and inserted into the guide slot.

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