KR102093435B1 - Refirgerator - Google Patents

Abstract

A refrigerator according to an embodiment of the present invention includes a cabinet forming a storage space; A main door that opens and closes the storage space by rotation, and has an opening formed therein; A sub-door that rotates in the same direction as the main door to open and close the opening; A latch member protruding from the rear of the sub-door toward the main door and rotatably disposed on the sub-door; A latch accommodating portion formed in the main door corresponding to the latch member, the end of the latch member being selectively locked by rotation; An operation member rotatably mounted at the bottom of the sub-door and rotated by a user's manipulation; And a connecting member on the inside of the sub-door, the upper end contacting the latch member, and the lower end contacting the manipulation member to rotate the latch member when the manipulation member rotates.

Description

Refrigerator {Refirgerator}

The present invention relates to a refrigerator.

Generally, a refrigerator is a household appliance that allows food to be stored at a low temperature in an internal storage space shielded by a door. To this end, the refrigerator is configured to store stored foods in an optimal state by cooling the inside of the storage space by using cold air generated through heat exchange with a refrigerant circulating through the refrigeration cycle.

2. Description of the Related Art Recently, refrigerators are gradually becoming multi-functionalized and multi-functional according to changes in diet and the trend of upgrading products, and refrigerators having various structures and convenience devices considering user convenience and energy efficiency have been released.

Representatively, a separate storage space is formed on the door of the refrigerator, and there is a refrigerator that is provided with a home bar door that can open and close the food to store food in the storage space.

In addition, Korean Patent Publication No. 10-2013-0072186 has a structure in which a storage space is formed on the first door of the refrigerator and is provided rotatably on the first door to provide a sub-door that opens and closes the storage space. It is disclosed that the size of the first door forms the entire upper portion, so that each end of the sub-door is positioned at the same position as the left and right both ends and the top of the first door.

In addition, the first door and the sub-door are provided with a locking unit composed of a latch hook and a latch cam so that the sub-door can be fixed in a closed state, and the locking unit is operated by operating an operation button provided on the sub-door. Disclosed is a structure that releases the restraint of the door so that the door can be opened.

In this prior art, the operation button for opening the sub-door is exposed to the front surface of the sub-door, and thus there is a problem that the exterior of the front surface of the refrigerator occupying most of the exterior of the refrigerator is inhibited.

In addition, since the operation button is positioned at a position corresponding to the position of the locking unit for restraining the sub-door, the position where the operation button can be installed is also very limited and the operation structure is also limited.

In addition, there is a problem in that there is inconvenience in use in terms of operability by operating by pressing the operation button in the opposite direction in which the door is opened.

An object of the present invention is to provide a refrigerator characterized in that an operation member for opening operation of the door is provided at an outer end of the door of the refrigerator.

And, in the embodiment of the present invention, the locking unit for releasing the restraint of the door and the operating member operated for the operation of the locking unit are connected by a support member, so that the locking unit is disposed at a position where the door is easily fixed It is an object of the present invention to provide a refrigerator that can be positioned at another location that is easy to operate.

A refrigerator according to an embodiment of the present invention includes a cabinet forming a storage space; A main door that opens and closes the storage space by rotation, and has an opening formed therein; Rotating in the same direction as the main door to open and close the opening, an outer case forming an outer surface including a front surface, a door liner forming an inner side, and a cap forming a lower surface coupled to the lower end of the outer case and the door liner A sub door including a deco; A latch member protruding from the rear of the sub-door toward the main door and rotatably disposed on the sub-door; A latch accommodating portion formed in the main door corresponding to the latch member, the end of the latch member being selectively locked by rotation; An operation member rotatably mounted on the lower surface of the cap deco and directly rotating one side exposed on the lower surface of the sub-door with a user's hand; And at the inside of the sub-door may include a connecting member so that the upper end is in contact with the latch member and the lower end is in contact with the operating member to rotate the latch member when the operating member is rotated.
The latch member is mounted inside the sub-door and may protrude through the rear surface of the sub-door.
The latch accommodating part is recessed on the front surface of the main door, and an interlocking protruding part may be formed inside the latch accommodating part so as to be restrained from the end of the latch member.
The engaging portion may be formed with an inclined surface in contact with the end of the latch member to induce restraint with the end of the latch member.
A protruding end portion of the latch member may be formed in a hook shape to form a constraining portion that is engaged with the locking portion.
The latch member is supported by an elastic member inside the door, and the elastic member may provide an elastic force so that the restraint portion is rotated toward the engaging portion.
The elastic member may be compressed when the latch member is rotated to release the restraint.
When the hand pressing the operating member is released, the latch member is rotated by the restoring force of the elastic member, and when the latch member is rotated, the operating member is also rotated by the connecting member to return the operating member to an operable state. Can be.
The operation member may be located on one side far from the rotational axis of the sub-door among both right and left ends of the sub-door.
The operation member is rotatably mounted on the cap deco, and a rotating portion located inside the sub-door; It extends from the rotating part, and includes a pressing part exposed by the outside of the cap deco and operated by a user, and an end portion of the pressing part is spaced apart from the cap deco in a direction close to the cap deco by a user's manipulation. Can be rotated.
Below the sub-door, a grip portion is formed in which the user can put their hands in order to open the main door. Can be configured.
The latch accommodating portion is recessed in the front of the main door, and when the sub-door is closed, the latch member may be locked.
A foam insulating material is filled between the outer case and the door liner, and the connecting member is accommodated inside the sub-door, and a connecting member case preventing penetration of the insulating material may be further provided.

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According to the proposed embodiment, the door opening and closing means is provided with a latch member in a position where the door can be easily fixed, and the user member is easy to operate and the operation member is provided at an end that does not impair the design of the front part, thereby making the appearance more elegant. It can maintain the opening and closing performance of the door.

In addition, the operation member is located on the side opposite to the rotation axis of the door so that the opening and closing operation of the door can be performed at the same position, thereby making it easier to open and close the door.

In addition, the operation member is disposed on the handle side to facilitate the user's operation, and at the same time, the configuration for the operation exposed on the front side of the door is eliminated to have a more beautiful appearance.

1 is a perspective view of a refrigerator according to an embodiment of the present invention.
2 is a perspective view of a sub-door opened according to an embodiment of the present invention.
3 is a front view of the sub-door.
4 is a perspective view showing a lower end of the sub-door.
5 is a 5-5 'cross-sectional perspective view of FIG. 3.
6 is an exploded perspective view of a door opening and closing assembly according to an embodiment of the present invention.
7 is a view showing a state of the door opening and closing assembly when the sub-door is closed.
8 is a view showing a state of the door opening and closing assembly when the sub-door is open.
9 is an exploded perspective view of a sub-door according to a second embodiment of the present invention.
10 is a sectional perspective view showing an operating state of the door opening and closing assembly according to the second embodiment of the present invention.
11 is a perspective view showing the appearance of a refrigerator according to a third embodiment of the present invention.
12 is a perspective view showing the appearance of a refrigerator according to a fourth embodiment of the present invention.
13 is a perspective view of a sub-door of the refrigerator opened.

Hereinafter, a specific embodiment of the present invention will be described in detail with the accompanying drawings. However, the present invention cannot be said to be limited to the embodiments in which the spirit of the present invention is presented, and it is easy to facilitate other embodiments that fall within the scope of the invention or other inventions that are degenerate by adding, changing, or deleting other components. Can suggest.

1 is a perspective view of a refrigerator according to an embodiment of the present invention. And, Figure 2 is a perspective view of the sub-door open according to an embodiment of the present invention. And, Figure 3 is a front view of the sub-door.

As shown in the figure, the refrigerator 1 according to an embodiment of the present invention may be formed by a cabinet 10 forming a storage space and a door opening and closing the storage space.

The inside of the cabinet 10 is divided into left and right to form a freezer compartment 11 and a refrigerator compartment 12, respectively. In addition, the door may be composed of a freezer compartment door 20 and a freezer compartment door 30 that respectively shield the freezer compartment 11 and the refrigerator compartment 12.

In addition, the refrigerating compartment door 30 may be provided with an accomodation device 31 that forms a separate storage space separated from the inside of the refrigerating compartment 12. Therefore, the interior of the refrigerating chamber 12 may be a first storage chamber while the refrigerating chamber door 30 is closed, and the interior of the storage device 31 may be a second storage chamber 32.

Meanwhile, the refrigerating compartment door 30 may include a main door 100 that opens and closes the first storage compartment, and a sub-door 200 that opens and closes the second storage compartment 32.

The main door 100 is connected to the top of the main door 100 and the top surface of the cabinet 10 by a door hinge 110, and the main door 100 is rotatable to the cabinet 10 It can be combined. In addition, although not shown in detail, a separate hinge (not shown) is provided at the bottom of the main door 100 so that the main door 100 can be rotatably mounted. Therefore, the refrigerating compartment 12 may be opened and closed according to the rotation of the main door 100, and the main door 100 is rotated to store food in the refrigerating compartment 12.

In addition, an opening 120 is formed at an upper portion of the main door 100. The opening 120 may extend from a grip portion 33 serving as a handle to a position adjacent to the upper end of the main door 100 and to positions adjacent to both left and right ends of the main door 100. In addition, the storage device 31 may be provided on the rear surface of the main door corresponding to the rear side of the opening 120. The storage device 31 has a shape that opens in the front, and may be configured to allow access to the interior of the storage device 31 through the opening 120.

In addition, a sealer (not shown) that is in contact with the front circumference of the cabinet 10 is provided around the rear surface of the main door 100 when the main door 100 is closed. The sealer is formed of an elastically deformable material to be compressible, and a magnet is provided inside to be in close contact with the cabinet 10.

In addition, the opening 120 is configured to draw in and out food received in the storage device 31 in a state in which the main door 100 is closed. Therefore, the opening of the opening 120 in the state in which the main door 100 shields the refrigerating compartment 12 may open or remove food into or out of the storage device 31.

Two or more openings 120 may be provided vertically based on the grip portion 33, or at least one storage device and a subdoor may be provided in the freezer compartment door 20 and the freezer compartment door 30.

And, the opening 120 is further formed in the freezer door 20 and can be opened and closed by a separate door, and if necessary, only one opening 120 opened and closed by the sub-door 200 may be provided. The arrangement of the door may be variously changed.

Meanwhile, the opening 120 may be formed to have a size corresponding to the front surface of the storage device 31, and may be formed up and down over the position of the grip portion 33 of the main door 100, and to the left and right. Is formed up to an area excluding a part of both right and left ends of the main door 100. Therefore, it corresponds to most of the upper area of the refrigerator compartment door 30 and has a marked difference in size and usability from a home bar used in a general refrigerator.

The grip part 33 is for opening and closing the refrigerating compartment door 30, that is, the main door 100, and is arranged in a horizontal direction in the central portion of the main door 100, so that the user can put his hand and pull It is formed in a recessed shape. The position of the grip portion 33 not only corresponds to a position that is easy for the user to grip, but also forms a boundary between the upper and lower portions of the refrigerator compartment door 30 to form the boundary between the refrigerator compartment door 30 and the sub-door 200. It is configured to be seen as configured as one of the main door 100.

The grip portion 33 may be formed to be recessed inward and downward to facilitate gripping by the user. In addition, the grip portion 33 may be formed in the same shape in the freezer compartment door 20, and may be formed at the same height from the left end to the right end of the refrigerator 1 when viewed from the front. Therefore, although the sub-door 200 is provided in the refrigerator compartment door 30, the shape of the refrigerator compartment door 30 and the freezer compartment door 20 may be the same when viewed from the front.

The sub-door 200 is for opening and closing the opening 120, and is rotatably mounted on the main door by an upper hinge 201. The upper hinge 201 has both ends axially coupled to the upper surface of the main door 100 and the upper surface of the sub door 200 so that the sub door 200 can rotate with the main door 100 as an axis. It is configured to.

In addition, a lower hinge (not shown) is further provided at the bottom of the sub-door 200. The lower hinge is provided at the bottom of the sub-door 200, is mounted on the main door, the sub-door 200 is rotatably supported. Although not shown in detail, the lower hinge may be configured such that a cam structure or a spring structure is provided to open and close the sub-door 200 more smoothly.

Therefore, the main door 100 and the sub-door 200 may rotate independently, respectively, and the refrigerator compartment 12 and the opening by independent manipulation of the main door 100 and the sub-door 200. It is possible to selectively open and close the 120.

On the other hand, the front surface of the sub-door 200 is formed of the same material as the front surface of the freezer compartment door 20, and may be formed such that a pattern or pattern is continuous. In addition, the front surface of the sub-door 200 may be formed such that the front surface of the sub-door 200 is coplanar with the front surface of the freezer compartment door 20 when the sub-door 200 is closed.

In addition, the sub-door 200 is formed to correspond to the circumferential portion of the main door 100 except for the lower end adjacent to the grip portion 33. Therefore, when the sub-door 200 is closed, when viewed from the front, the connecting portion on which the sub-door 200 is formed, etc., may be integrally formed.

Therefore, when viewed from the front while the sub-door 200 is closed, the front shape of the refrigerator compartment door 30 and the freezer compartment door 20 may be viewed as the same shape, and in the case of a first-time user, the sub-door ( 200) may not be easily recognized, and it may be recognized that the entire refrigerator compartment door 30 is made of one door.

Meanwhile, a door basket for storing food is provided on the rear surface of the sub-door 200. The door basket may be detachably mounted, and may be configured such that the mounting position can be adjusted to allow height adjustment on the rear surface of the sub-door 200.

In addition, a latch member 430 is provided on the rear surface of the sub-door 200. In addition, a latch receiving portion 130 may be formed on one side of the main door 100 corresponding to the latch member 430.

When the sub-door 200 is closed, the latch member 430 may be inserted into the latch accommodating part 130, and the latch member 430 may be located inside the latch accommodating part 130. It is constrained in the state inserted into the inside of the latch receiving portion 130, the sub-door 200 is able to maintain a closed state.

In addition, an operation member 410 is provided at a lower end of the sub-door 200. The operation member 410 is operated by a user for the operation of the latch member 430, and may be provided at a lower edge of the sub-door 200. At this time, the operation member 410 may be provided at a corner far away from the rotating shaft to facilitate the rotation operation of the sub-door 200.

In addition, the sub-door 200 includes the latch member 430 and the operation member 410, and a door opening and closing assembly 400 for opening and closing the sub-door 200 is provided. Hereinafter, the structure of the door opening and closing assembly 400 will be described in detail with reference to the drawings.

4 is a perspective view showing a lower end of the sub-door. And, Fig. 5 is a 5-5 'cross-sectional perspective view of Fig. 3. And, Figure 6 is an exploded perspective view of the door opening and closing assembly according to an embodiment of the present invention.

As shown in the figure, the door opening and closing assembly 400 is operated by the user as a whole, the operating member 410, the latch member 430 is inserted into the latch receiving portion 130, and the latch member (430) 430) may be composed of a connecting member 420 that connects with the operating member 410 to be operable.

In detail, the operation member 410 is provided at the bottom of the sub-door 200. The operation member 410 allows the latch member 430 to be operated in one configuration of the door opening and closing assembly 400, and is provided at a corner of the bottom of the operation member 410.

The operation member 410 is configured to protrude to the outside while being installed at the bottom of the sub-door 200 so that the user can operate it. At this time, the operation member 410 is configured to expose only a portion of the user's manipulation to the grip portion 33 side disposed in the center of the refrigerator compartment door 30 so that the portion exposed when the user sees from the front is minimized. It is composed.

The operation member 410 is mounted on the cap deco 230 forming the lower end of the sub-door 200, and is configured to be rotated by a user's operation.

Looking in more detail with respect to the operation member 410, the operation member 410 is a hinge portion 411 is a rotating portion 412 is inserted and the support portion 413 extending above the rotating portion 412, and, It may be composed of a pressing portion 415 extending from below the rotating portion 412.

The hinge shaft 411 is formed so that the operation member 410 is axially coupled to the cap deco 230. Then, the support portion 413 extends forward from the top of the rotating portion 412, and an end portion of the connecting member 420 is axially coupled to the end portion. In addition, the pressing portion 415 may be formed to be inclined or rounded to extend forward from the lower portion of the rotating portion 412 to gradually move away from the supporting portion 413 toward the extending direction. On the other hand, the pressing portion 415 is formed to have a wide area of an extended end portion to facilitate user manipulation.

In addition, in the state in which the operation member 410 is mounted on the cap deco 230, the support part 413 and the rotating part 412 except for the pressing part 415 of the operation member 410 are the cap deco 230 ), And only the pressing portion 415 protrudes downward of the cap deco 230. At this time, the front end of the pressing portion 415 is configured to allow the user to rotate the operating member 410 through a pressing operation while being separated from the lower end of the cap deco 230.

The connecting member 420 is configured such that the lower end can be axially coupled to the connecting member coupling portion 414 formed on the support portion 413. Therefore, when the operation member 410 is rotated, the connection member 420 can move up and down.

The connecting member 420 may be formed in a long rod shape, the lower end of the connecting member 420 is axially coupled to the connecting member engaging portion 414, and the upper end is not fixed to the latch member It may be configured to contact the lower surface of the (430). At this time, the upper end of the connecting member 420 in contact with the latch member 430 is a point away from the rotation shaft 431 of the latch member 430, and thus, the latch according to the vertical movement of the connecting member 420. The member 430 can rotate about the rotation axis 431 of the latch member 430.

In addition, an insulating material may be provided between the outer case 210 forming the exterior of the sub-door 200 and the door liner 220 forming the inside, and for guiding the movement of the connecting member 420. The guide member 450 may be provided.

The guide member 450 may be formed at a position where the latch member 430 is formed, and is provided inside the sub-door 200, and the connecting member guide 452 receiving the connecting member 420 is accommodated. , The latch mounting portion 451 to which the latch is mounted may be formed. The guide member 450 may perform a heat insulation function inside the sub-door 200, and for this purpose, may be formed of a polystyrene material having excellent heat insulation performance.

The latch member 430 may be rotatably mounted to the latch mounting portion 451 of the guide member 450. The latch member 430, the rear end is axially coupled from the inside of the latch mounting portion 451, the front end is formed to protrude rearward through the door liner 220.

Looking in more detail with respect to the latch member 430, the latch member 430 is formed to have a predetermined width, and is formed long in the front-rear direction as a whole. In addition, a shaft coupling portion 432 that is axially coupled from the inside of the guide member 450 or the sub-door 200 is formed at a rear end of the latch member 430.

In addition, an elastic member support portion 435 on which the elastic member 440 is supported is formed above the shaft coupling portion 432. The elastic member 440 provides an elastic force so that the latch member 430 can maintain a horizontal state, and is configured to support the elastic member support 435 in the latch mounting portion 451.

A latch body 433 extending rearward from the shaft coupling portion 432 is formed. The latch body 433 is formed to extend through the latch mounting portion 451, and an end of the latch body 433 is configured to protrude through the rear surface of the sub-door 200.

In addition, a restraining portion 434 is formed at an end of the latch body 433. The restraining portion 434 is formed so that the latch member 430 may be coupled to a projection-shaped locking portion 131 formed in the latch receiving portion 130 when the latch receiving portion 130 is inserted inside. do.

In detail, the restraining portion 434 is formed to open the first half of the latch body 433, and is configured to allow the locking portion 131 to be accommodated inside. In addition, a restraining roller 436 is rotatably provided at the front end of the restraining part 434, and the restraining roller 436 is moved along the inclined surface 132 of the engaging part 131 while the restraining part 434 ) And the locking portion of the locking portion 131 is induced.

On the other hand, the latch mounting portion 451 through which the latch body 433 is passed through the guide member 450 is formed to have a larger vertical width than the thickness of the latch body 433, and the latch member 430 During the rotation, a space through which the latch body 433 can flow is provided.

In addition, the latch mounting portion 451 may be in communication with the top of the connecting member guide portion 452, the top of the connecting member 420 passing through the connecting member guide portion 452, the latch mounting portion 451 ) To support the lower surface of the latch body 433 so as to rotate the latch member 430.

Hereinafter, the operation of the door opening and closing assembly will be described in more detail with reference to the drawings.

7 is a view showing a state of the door opening and closing assembly when the sub-door is closed.

As shown in the figure, when the sub-door 200 is closed, the rear surface of the sub-door 200 is completely in close contact with the front surface of the main door, and at this time, the latch member 430 includes the latch receiving part ( It is fixed in a state accommodated inside the 130).

In the state in which the sub-door 200 is completely closed, the latch member 430 is in a state in which the locking portion 131 of the latch receiving portion 130 is inserted into the restraining portion 434 of the latch member 430. In a constrained state, the sub-door 200 can also be kept closed.

Then, at this time, the latch member 430 is in a horizontal state, and the elastic member 440 supports the latch member 430 in an uncompressed state. In addition, the lower surface of the latch member 430 is in a state in contact with the upper end of the connecting member 420, the connecting member 420 is in a state that does not transmit any other external force to the latch member 430.

The operation member 410 is in a state connected to the lower end of the connecting member 420, and the pressing part 415 is exposed to the outside through the lower end of the sub-door 200. And, at this time, the pressing unit 415 is prepared to be able to rotate the operating member 410 by pressing the pressing unit 415 in a state away from the lower surface of the sub-door 200.

In this state, when the user wants to open the sub-door 200, the latch member 430 is rotated through the operation of the operation member 410, so that the latch member 430 and the latch receiving unit 130 ) To release the restraint and allow the sub-door 200 to be opened.

8 is a view showing a state of the door opening and closing assembly when the sub-door is open.

As shown in the figure, in order to open the sub-door 200, the user operates by pressing the pressing portion 415 of the operation member 410. When the pressing portion 415 is pressed, the operation member 410 rotates about the rotation axis 411 of the operation member 410, and the support portion 413 moves upward.

The connection member 420 connected to the support part 413 is moved upward by the movement of the support part 413. At this time, the connecting member 420 can be stably moved upward by the guide member 450, and the upper end of the connecting member 420 pushes up the lower surface of the latch member 430.

The latch member 430 is rotated based on the rotation axis 431 of the latch member 430 by the upper end of the connecting member 420, wherein the elastic member 440 is compressed. By the rotation of the latch member 430, the restraining part 434 at the front end of the latch member 430 is lifted upward, and thus, the restraining part 434 is engaged with the latch receiving part 130. The locking constraint with the part 131 may be released, and the sub-door 200 may be freely rotated and opened.

At this time, the user operates by pressing the operation member 410 located on the far side from the rotational axis of the sub-door 200, so naturally press the operation member 410 or press and hold the corresponding part and then hold the sub-door It is possible to rotate (200).

In addition, when the hand pressing the pressing part 415 is released after the sub-door 200 is opened, the latch member 430 rotates by the elastic restoring force of the elastic member 440 to an initial horizontal state. Will return. Therefore, the connecting member 420 is also moved downward, and the operating member 410 connected to the connecting member 420 is also rotated so that the pressing part 415 protrudes downward of the sub-door 200 again. It becomes a state in which the operation member 410 can be operated again.

On the other hand, when the sub-door 200 is closed in a state in which the latch member 430 is returned to the initial state, the restraining roller 436 at the front end of the latch member 430 has an inclined surface of the locking part 131 ( 132), so naturally the latch member 430 is rotated to compress the elastic member 440.

Then, when the restraining roller 436 is completely over the inclined surface of the locking part 131, the locking part 131 is inserted into the restraining part 434 of the latch member 430 and the latch member 430 ) Can be in a constrained state as in FIG. 7. The latch member 430 is locked in the latch receiving portion 130 is a state in which the sub-door 200 is completely closed to the main door 100, until the operation of the operation member 410 The door 200 can be kept closed.

On the other hand, the refrigerator according to the present invention may be various other embodiments than the above-described embodiment.

For example, in the refrigerator according to another embodiment of the present invention, the configuration of the door opening and closing assembly may be different.

In the refrigerator according to the second embodiment of the present invention, only the parts of the door opening and closing assembly and parts thereof are different from each other, and all other structures are the same. And detailed description thereof will be omitted.

Hereinafter, a refrigerator according to another embodiment of the present invention will be described.

9 is an exploded perspective view of a sub-door according to a second embodiment of the present invention. And, Figure 10 is a cross-sectional perspective view showing the operating state of the door opening and closing assembly according to the second embodiment of the present invention.

As shown in the figure, the refrigerator door 200 according to the second embodiment of the present invention is formed by an outer case 210 forming an outer surface and a door liner 220 forming an inner surface, A cap deco 230 is mounted on the combined lower end of the out case 210 and the door liner 220. In addition, a door opening and closing assembly 500 is provided inside the door 200.

The door opening and closing assembly 500 includes an operation unit 510 for a user to operate, a latch unit 530 to keep the door closed, and the operation unit 510 and a latch unit 530. It may be configured as a connection unit 520 to be interlocked with each other.

And, the inside of the door 200, the door opening and closing assembly 500 in the state in which the insulating material for the insulation can be foamed and filled, at this time, the door opening and closing assembly 500 is buried by the insulation material inside The components of the are configured to be operable without being affected by the heat insulating material.

In detail, the operation unit 510 is an operation member case 511 that can be operated by a user and is mounted inside the door 200 to form a space in which the operation member 511 is accommodated ( 512) and a case cover 513 coupled to the operation member case 512 to shield the opened surface.

The operation member 511 is rotatably mounted inside the operation member case 512, and is configured to be rotated during rotation operation of the pressing portion 514. Then, the pressing portion 514 may be exposed protruding downward of the door 200, and when the pressing portion 514 is pressed, the operation member 511 is inside the operation member case 512 It is drawn while rotating in.

In addition, a support portion 515 for supporting the lower end of the connecting member 521 is formed on the operation member 511. The support part 515 extends forward from the rotating shaft 516 of the operation member 511, and is formed to extend in a plane so that the lower end of the connecting member 521 can be stably supported.

And, the lower portion of the connecting member 521 penetrates the upper surface of the operation member case 512 and is inserted into the inside of the operation member case 512, in contact with the support 515 of the operation member 511 Will be able to maintain.

On the other hand, the latch unit 530 is provided above the operation unit 510, it may be disposed in the center of the vertical height of the door. At this time, a latch accommodating portion that is selectively engaged with the latch member 531 of the latch unit 530 may be formed in the main body or other door of the refrigerator corresponding to the latch unit 530 as in the first embodiment described above. You can.

The latch unit 530 is a latch member 531 and the latch member 531 and the latch member 531 is rotatably mounted to the latch accommodating portion formed on a counterpart that is locked to fix the door 200 It includes a latch bracket 532, a latch case 533 accommodating the latch member 531 and the latch bracket 532, and a case cover 534 shielding an open portion of the latch case 533. Can be configured.

In detail, the latch case 533 is formed such that the front and rear surfaces are opened, and the front surface of the latch case 533 is formed to correspond to the opened one side of the door liner 220 and can be mounted on the opened one side. It is configured to. In addition, a latch cover 534 is mounted on an opened rear surface of the latch case 533 to provide a space in which the latch member 531 and the latch bracket 532 are accommodated.

The latch member 531 protrudes through the latch case 533 and the door liner 220 and is configured to expose the restraining portion 536 formed in a hook shape to the outside. Accordingly, the restraining portion 536 is configured to be fixed to the locking portion of the refrigerator body or another door according to the selective rotation of the latch member 531.

The rotation shaft 535 of the latch member 531 is rotatably mounted on the latch bracket 532, and an elastic member such as a torsion spring is provided on the rotation shaft 535 to rotate the latch member 531 when rotated. The latch member 531 is configured to provide an elastic force to return to the original position.

Meanwhile, a connection unit 520 is provided between the operation unit 510 and the latch unit 530. The connection unit 520 is formed to be vertically long, and is configured to connect the latch unit 530 and the operation unit 510.

In detail, the connection unit 520 is a connection member case 522 forming a space in which the connection member 521 and the connection member 521 are accommodated so that the operation member 511 and the latch member 531 are interlocked. ).

The connecting member 521 is formed in a rod shape having a predetermined length, the upper end is in contact with the lower surface of the latch member 531, the lower end is configured to contact the support portion 515 of the operation member 511. In addition, the lower portion of the connecting member 521 is bent so that the lower end can contact the support portion 515 located on the rear side from the inside of the operating member case 512, and stably up and down when the operating member 511 is rotated. It is configured to be movable.

The connection member case 522 is fixed to the rear surface of the door liner 220, and the upper and lower ends are fixed to the latch case 533 and the operation member case 512. In addition, the connection member case 522 forms a space therein, so that the connection member 521 can be accommodated to be moved up and down therein when mounted on the door liner 220, and the door 200 When the insulating material is injected therein, the insulating material is prevented from flowing into the connection member case 522.

On the other hand, looking at the operation of the door opening and closing assembly 500 according to the second embodiment of the present invention having the above structure, the operation of the operation member 511, the connection member 521 to move in the vertical direction In accordance with the movement of the connecting member 521, the latch member 531 is rotated so that the latch member 531 and the counterpart are selectively locked and restrained so that the door 200 can be opened or closed. There will be.

The refrigerator according to the present invention may be variously different from the above-described embodiment.

For example, in the refrigerator according to the third embodiment of the present invention, additional doors that can be opened and closed respectively are provided in the refrigerator compartment door and the freezer compartment door, and each of these additional doors is provided with a door opening and closing assembly.

In the refrigerator according to another embodiment of the present invention, there are differences in only the structure of the door and the mounting position of the door opening and closing assembly, and all other configurations are the same. For the same configuration, the same drawings are used to prevent duplicate descriptions. Reference numerals will be used and detailed description thereof will be omitted.

11 is a perspective view showing the appearance of a refrigerator according to a third embodiment of the present invention.

As shown in the figure, the refrigerator 1 according to the third embodiment of the present invention is formed in the freezer compartment 11 and the refrigerator compartment 12, which are divided into left and right sides inside the cabinet 10. In addition, the cabinet 10 is provided with a freezer compartment door 20 and a freezer compartment door 30 that open and close the freezer compartment 11 and the freezer compartment 11 by rotation, respectively.

In addition, a grip portion 33 is formed on the front surfaces of the freezer compartment door 20 and the refrigerator compartment door 30. The grip portion 33 is formed to be recessed inward by allowing a user to hold the user to open and close the refrigerator compartment door 30 and the freezer compartment door 20.

The freezer door 20 and the refrigerator compartment door 30 are formed with openings in which a part of the front of the freezer compartment door 20 and the refrigerator compartment door 30 is opened, and a storage device accessible to the opening is provided, respectively. The device is formed above the grip portion 33. In addition, the freezer compartment door 20 and the refrigerator compartment door 30 are provided with a first subdoor 200 for opening and closing the opened front surfaces of the respective storage devices formed in the freezer compartment door 20 and the refrigerator compartment door 30. 2 sub-doors 600 are provided.

The first sub-door 200 and the second sub-door 600 have the same plane and the same pattern and material as the front surfaces of the freezer compartment door 20 and the refrigerator compartment door 30 below the grip portion 33, respectively. It can be formed to have. The second sub-door 600 has the same structure as the sub-door of the first embodiment described above except for the mounting position, so a detailed description thereof will be omitted.

In addition, door opening and closing assemblies are provided on the first sub-door 200 and the second sub-door 600, respectively. The configuration of the door opening and closing assembly also has the same structure as in the first or second embodiment, and since only the mounting position is different, a detailed description thereof will be omitted.

In detail, the operating members 415 and 610 of each door opening and closing assembly provided in the first sub-door 200 and the second sub-door 600 are the first sub-door 200 and the second sub-door 600. It is provided at the bottom of the but is located at the corner adjacent to each other.

That is, the operating members 415 and 610 are rotation axes of the respective first sub-doors 200 and the second sub-doors 600 at the lower ends of the first sub-door 200 and the second sub-door 600, respectively. It is provided at the end of the remote location and is disposed so that the manipulation of the manipulation members 415 and 610 is easy, as well as the rotation of the first sub-door 200 and the second sub-door 600 at once.

In addition, since the operation members 415 and 610 are disposed adjacent to each other, the user can more easily operate the first sub-door 200 and the second sub-door 600.

The refrigerator according to the present invention may be variously different from the above-described embodiment.

For example, in the refrigerator according to the fourth embodiment of the present invention, additional doors that can be opened and closed respectively are provided in at least one of the refrigerator compartment door and the freezer door, and each of the additional doors is provided with a door opening and closing assembly. Is done.

In the refrigerator according to another embodiment of the present invention, there are differences in only the structure of the door and the mounting position of the door opening and closing assembly, and all other configurations are the same. Reference numerals will be used and detailed description thereof will be omitted.

12 is a perspective view showing the appearance of a refrigerator according to a fourth embodiment of the present invention. And, Figure 13 is a perspective view of the sub-door of the refrigerator is opened.

As shown in the figure, the refrigerator 1 according to the fourth embodiment of the present invention is formed with a freezer compartment 11 and a refrigerating compartment 12 partitioned on both left and right sides of the cabinet 10. In addition, the cabinet 10 is provided with a freezer compartment door 20 and a freezer compartment door 30 that open and close the freezer compartment 11 and the freezer compartment 11 by rotation, respectively.

In addition, a grip portion 33 is formed on the front surfaces of the freezer compartment door 20 and the refrigerator compartment door 30. The grip portion 33 is formed to be recessed inward by allowing a user to hold the user to open and close the refrigerator compartment door 30 and the freezer compartment door 20.

The refrigerator compartment door 30 is provided with a storage device 31 with an open front surface, and the storage device is formed above and below the grip portion 33, respectively. In addition, the refrigerating compartment door 30 is provided with a first sub-door 200 and a third sub-door 300 for opening and closing the opened front surfaces of the respective storage devices formed in the refrigerating compartment door 30.

The front surfaces of the first sub-door 200 and the third sub-door 300 are located on the same plane, and have the same plane as the front surface of the freezer door 20, and are formed to have the same pattern and material. Can be. Since the first sub-door 200 and the third sub-door 300 have the same structure as the above-described first embodiment, detailed description thereof will be omitted.

In addition, door opening and closing assemblies are provided in the first sub-door 200 and the third sub-door 300, respectively. The structure of the door opening / closing assembly also has the same structure as in the first or second embodiment, and since it differs only in the mounting position, detailed description thereof will be omitted.

In detail, the operating members 310 and 415 of each door opening and closing assembly provided in the first sub-door 200 and the third sub-door 300 are the lower and third sub-doors of the first sub-door 200 ( It is provided on the top of 300) but is located at the adjacent edge of the position facing each other.

That is, the manipulation members 310 and 415 are provided at the lower and upper ends of the first sub-door 200 and the third sub-door 300, and are respectively provided at the ends of the rotating shaft and the distal position, thereby operating the members 310 and 415 ), As well as the ease of operation, the first sub-door 200 and the third sub-door 300 are arranged to be rotated.

In addition, since the operation members 310 and 415 are disposed adjacent to each other, the user can more easily operate the first sub-door 200 and the third sub-door 300.

On the other hand, although not shown, the third embodiment and the fourth embodiment are combined to provide a pair of additional sub-doors to the refrigerating compartment door and the freezer compartment door, respectively, so that each of the door opening and closing assemblies is provided. It is provided, each of which is located at the end of each door located in the region of the grip portion, it may be disposed at a position distant from the rotation axis of each door.

Claims (13)

A cabinet forming a storage space;
A main door that opens and closes the storage space by rotation, and has an opening formed therein;
Rotating in the same direction as the main door to open and close the opening, an outer case forming an outer surface including a front surface, a door liner forming an inner side, and a cap forming a lower surface coupled to the lower end of the outer case and the door liner A sub door including a deco;
A latch member protruding from the rear of the sub-door toward the main door and rotatably disposed on the sub-door;
A latch accommodating portion formed in the main door corresponding to the latch member, the end of the latch member being selectively locked by rotation;
An operation member rotatably mounted on the lower surface of the cap deco and directly rotating one side exposed on the lower surface of the sub-door with a user's hand; And
In the inside of the sub-door, the upper end is in contact with the latch member, and the lower end is in contact with the control member, and a refrigerator including a connecting member to rotate the latch member when the control member is rotated.
According to claim 1,
The latch member is mounted on the inside of the sub-door, and a refrigerator protruding through the rear surface of the sub-door.
According to claim 1,
The latch receiving portion is recessed in the front of the main door,
A refrigerator having a locking portion protruding to be locked with an end of the latch member is formed inside the latch receiving portion.
The method of claim 3,
The refrigerator is formed with an inclined surface in contact with the end of the latch member to induce restraint with the end of the latch member.
The method of claim 3,
A refrigerator having a hook shape formed at a protruding end of the latch member to form a constraining portion for engaging with the locking portion.
The method of claim 5,
The latch member is supported by an elastic member inside the door,
The elastic member is a refrigerator that provides an elastic force so that the restraint portion is rotated toward the locking portion.
The method of claim 6,
The elastic member is a refrigerator that is compressed when the latch member is rotated to release the restraint.
The method of claim 6,
When the hand pressing the operation member is released,
The latch member is rotated by the restoring force of the elastic member,
When the latch member rotates, the operation member is also rotated by the connection member to return the operation member to an operable state.
According to claim 1,
The operation member is a refrigerator located on one side far from the rotational axis of the sub-doors of both right and left ends of the sub-doors.
According to claim 2,
The operation member,
A rotation part rotatably mounted on the cap deco and positioned inside the sub-door;
It extends from the rotating portion, and includes a pressing portion exposed to the outside of the cap deco and operated by a user,
The end portion of the pressing portion is spaced apart from the cap deco, the refrigerator being rotated in a direction close to the cap deco by user manipulation.
According to claim 1,
Below the sub-door, a grip portion is formed in which a user can put their hands to open the main door.
The operation member is located inside the grip portion, and the refrigerator is configured to be operated by a user putting his hand inside the grip portion.
According to claim 1,
The latch receiving portion is recessed in the front of the main door,
When the sub-door is closed, the refrigerator is restrained with the latch member inserted.
According to claim 1,
Between the out case and the door liner is filled with a foam insulation,
A refrigerator in which the connecting member is accommodated inside the sub-door, and a connecting member case for preventing penetration of the heat insulating material is further provided.

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