KR101343775B1 - Refrigerator with a latch device - Google Patents

Abstract

The present invention relates to a refrigerator door having a latch-open structure attached to a handle. More particularly, in a case of a hinged refrigerator door system, a convenience of use is provided by providing a button to separately open a latch on a handle of the door. A refrigerator door comprising: an inner door, a door, and a refrigerator door including a handle attached to an upper surface of the door, wherein the inner door includes a latch device including a latch member to latch or release the door. The door includes a locking hook latched by the latch member and a second pressing portion for releasing the door latch in cooperation with the latch device, wherein the handle is linked with the second pressing portion to release the latch of the door. Refrigerator equipped with a latch open structure on the handle, characterized in that it comprises a pressing portion To provide

Description

Refrigerator with latch device {REFRIGERATOR WITH A LATCH DEVICE}

The present invention relates to a refrigerator having a latch, and more particularly to a refrigerator having a latch that can easily open and close the door provided in the refrigerator.

In general, the refrigerator is provided with a plurality of storage compartments for storing the stored matter. The storage chamber includes a refrigerating chamber for refrigerating and storing a freezer and a freezing chamber for freezing storage, and one side of the storage chamber is opened to store and take out food. One side of the storage compartment is formed to be opened so that the storage can be taken out, one side is provided with a refrigerator door for selectively shielding the storage compartment.

In general, the refrigerator storage compartment includes a refrigerating compartment for storing food at a low temperature, a refrigerating compartment for freezing food, and the like, and the refrigerator compartment and the freezing compartment are generally provided together.

The refrigerator compartment and the freezer compartment may include a freezer compartment in an upper portion of the refrigerator, a refrigerator compartment in a lower portion of the refrigerator, or a freezer compartment in a left side as viewed from the front of the refrigerator, and a refrigerator compartment in a right side of the refrigerator compartment and a freezer compartment. The arrangement of the refrigerator storage compartment is provided in various forms.

When the left or right door of the refrigerator is opened by pulling with a strong force by the sealed pressure inside, there is an inconvenience to pull by applying a force by holding a separate handle. This inconvenience has necessitated a structure in which the door of the refrigerator can be opened and closed simply.

Thus, in the related art, a latch structure is adopted in a refrigerator for simple opening and closing. In the related art, an embodiment employing a latch structure for convenience according to the opening / closing of a home bar can be seen.

Referring to Patent Document D1 of the prior art document, the home bar has an opening formed in the door so as to communicate with the inside of the refrigerator storage compartment, and the opening is provided with a home bar door which is opened / closed separately from the door. In addition, while the door of the refrigerator storage compartment is closed, the home bar door is opened / closed while storing and taking out food contained in a basket formed on the inner side of the home bar door, usually on the inner side of the door.

It is installed to be rotatable in the groove bar frame forming the opening frame of the door by a hinge member installed through the bottom of the groove bar door or a link fastened to both sides of the groove bar door.

In the home bar door disclosed in the prior art document D1, a home bar door having a home bar door which is rotatably coupled to the home bar frame of the refrigerator door opening with a hinge member, wherein the home bar door is closed and locked to the home bar frame. A latch assembly fastened to one surface of the groove bar door, a latch assembly for locking / releasing the latch member by pressing the groove bar door, and one surface of the latch assembly is opened to accommodate the latch assembly, and the other surface is sealed. It includes a housing to which the latch assembly and a portion thereof is fastened.

However, in the refrigerator having the structure as described above, there is a problem in that the operation method is different when the home bar door is opened and the refrigerator door is opened. In other words, when the refrigerator door is opened, the handle of the door is used, but when the home bar door is opened, the home bar door has to be pressed.

D1: Korean Patent Application No. 10-2005-0038232 (published date: November 10, 2006) Applicant: LGI Co., Ltd.

The present invention is to solve the problems of the prior art as described above, an object of the present invention to provide a refrigerator that can selectively open the home bar door or the refrigerator door by using a handle provided in the refrigerator door as a technical problem. It is.

Another object of the present invention is to provide a refrigerator which can be easily operated by using a handle to open and close a refrigerator door.

A refrigerator according to an embodiment of the present invention for achieving the above object, the cabinet having a first storage area in which a plurality of shelves are arranged up and down; A first door having a second storage region and an opening for accessing the second storage region, the first door being rotatably provided in the front of the cabinet; A second door in close contact with the front surface of the first door to close the opening, and rotate in the same direction as the rotation direction of the first door for opening the first storage area to open the opening; A handle provided at the front of the second door; A first hinge connecting an upper portion of the first door and an upper portion of the cabinet; A second hinge connecting the second door and the first door; A hook hook provided in one of the first door and the second door; A latch device provided on the other of the first door and the second door to restrain or release the locking hook; A first pressing part installed in the first door and releasing a connection state between the latch device and the hook; A second pressing part installed in the second door to press the first pressing part; And a third pressing part installed on the handle to press the second pressing part.
Here, the latch device includes a latch member for selectively engaging with the locking hook, and a stopper for limiting the rotation of the latch member.
The first pressing part may include a first button provided on the front surface of the first door, a first spring elastically supporting the first button, a first button extending from the first button, and penetrating the first door, And a first push pin for selectively pressing the stopper by the elastic force of the first spring.
The second pressing part may include a second button provided on the front surface of the second door, a second spring elastically supporting the second button, an extension from the second button, and penetrating the second door, And a second push pin for selectively pressing the first button by the elastic force of the second spring.
The third pressing part may further include a third button provided on the front surface of the handle, a third spring elastically supporting the third button, a third button extending from the third button, and penetrating the handle. It includes a third push pin for selectively pressing the second button by the elastic force of the.
The first to third pressing parts may be arranged in a line.
The third push pin may be in contact with the second button.
In addition, when the third button is pressed, the second push pin and the first push pin are pressed, and the connection state between the stopper and the latch member is released to rotate the latch member, and the latch member and the latch It is characterized in that the connection state of the hook is released so that only the second door is opened.
In addition, when the handle is pulled without pressing the third button, the first and second doors are opened together.

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According to the aspect of the present invention having the configuration as described above, the first door or the second door can be selectively opened according to the use of the latch release member disposed on the handle, the user can easily open the refrigerator door only by the handle It can be opened selectively.

1 is a perspective view of one embodiment of a refrigerator according to the present invention;
2 and 3 are cross-sectional views showing the latch device of FIG.
4 is a cross-sectional view showing a handle added to the embodiment shown in FIG.
5 is a cross-sectional view showing an open state of the embodiment;
6 is a perspective view showing another embodiment of a refrigerator according to the present invention.

Hereinafter, an embodiment of a refrigerator having a latch device according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing an embodiment of a refrigerator according to the present invention, FIGS. 2 and 3 are cross-sectional views showing a latch device of FIG. 1, and FIG. 4 is a view showing a handle added to the embodiment shown in FIG. 1. 5 is a cross-sectional view showing an open state of the embodiment.

Referring to FIG. 1, the embodiment 10 is a so-called French door refrigerator having a refrigerator compartment at a lower portion thereof and a freezer compartment at a lower portion thereof, and two refrigerator compartment doors for opening and closing the refrigerator compartment. The two doors are installed to open and close half of one refrigerator compartment, so that the user can partially open the front of the refrigerator compartment without taking out or inserting the stored article, which is advantageous in preventing cold air leakage. do. However, the present invention is not necessarily limited to the French door refrigerator, and may be applied to a so-called "double door refrigerator" in which a freezer compartment and a refrigerating compartment that extend in the vertical direction of the refrigerator body are arranged side by side.

On the other hand, the embodiment includes an internal door 1 having a cabinet 12 having a storage compartment therein and mounted by a hinge rotatably with respect to the cabinet 12. In addition, the front of the inner door (1) is also provided with an outer door (2) rotatably mounted through a hinge, the inner door and the outer door is installed so that each can be rotated individually. Accordingly, when only the outer door 2 is opened, the storage space provided in the outer door 2 is opened, and when the inner door 1 is opened, the storage chamber is opened. The outer door is provided with a plurality of baskets to provide a storage space independent of the refrigerating chamber.

On the other hand, a latch device 100 is installed on the front of the inner door 1, the outer door 2 is disposed on the second pressing portion 200 and the lower portion, and selectively with the latch device 100 The engaging hook 270 is installed. The hook hook 270 is disposed to be inserted into the hook insertion hole 170 provided in the latch device 100, and the second pressing member 200 is provided in the latch device 100. It is disposed to face the push button 110.

Therefore, when the hook hook 270 is inserted into the hook insertion hole 170 and combined with the latch member to be described later, the outer door is kept closed in the inner door.

2 and 3, the latch device 100 includes a latch member 160 that selectively engages with the hook hook 270. In addition, the outer door 2 includes a locking hook 270 latched to the latch member 160 and a second pressing part 200 to release the door latch in cooperation with the latch device 100. In addition, as shown in FIG. 4, the handle 3 includes a third pressing part 300 that presses the second pressing part 200.

The latch device 100 includes: a first button 110 that is elastically pushed into a through hole formed in an upper surface of the inner door 1; A first spring 150 elastically supporting the first button 110 and installed in the first pressing installation part 140 of the inner door; A first push pin 130 fixed inside the first button and elastically reciprocating from side to side; And a stopper 120 for restraining the latch from being released by restraining the movement of the latch member 160 and a hook insertion hole 170 into which the hook of the door is inserted. The stopper 120 includes the first stopper 120. The latching member 160 may be released by the elastic pressing of the push pin 130.

The latch member 160 has a groove engaged with the stopper 120 on its outer circumferential surface, and as shown in FIG. 2, when the stopper is coupled to the inside of the groove, rotation of the latch member is limited. It is configured to rotate freely when the engagement is released. However, the latch member 160 is configured to rotate in the counterclockwise direction with reference to FIG. 2 when the elastic means (not shown) is coupled to the latch member 160. Therefore, when the engagement with the stopper is released, the locking hook can be released from the latch member by rotating in the counterclockwise direction. However, the rotation angle is less than 90 ° as shown in Figure 5 is configured to be returned to the state of Figure 2 when the latching hook advances to the latch member to push the latch member.

The second pusher 200 may include a second push pin 230 that elastically presses the first button to interlock with the first push pin 130 to release the latch; Second button 210; And a second spring 250.

Referring now to the operation of the embodiment with reference to Figures 2 and 3, first, as shown in Figure 2, the outer door 3 is closed to the inner door (1) so that the outer door is pressed against the upper surface of the inner door by pressing The hook hook 270 is inserted into the hook insertion hole formed through the upper portion of the inner door 1.

The latch member 160 forms a U-shaped incision groove (not shown) in which one side is recessed, and the incision groove is formed to be inclined to the right side before the door is closed. As such, when the hooking hook 270 is pushed to the left while the hooking hook 270 is caught in the incision groove in the state in which the incision groove of the latch member 160 is opened toward the hook insertion hole 170, the latch member 160 is rotated clockwise. .

The latch member 160 includes a locking portion that latches and restricts the locking hook 170 as a protrusion formed on the right side of the incision groove as shown in FIG. 2 in an unmarked configuration, and the locking hook 170 is also a drawing. As shown in FIG. 2, the latching portion of the latch member 160 is inserted into the non-signed configuration. Accordingly, as shown in FIG. 2, the latch member 160 rotates clockwise in the direction in which the hook hook 270 is pushed, and the incision groove is directed vertically downward so that the latching portion of the latch member 160 is caught in the hook hole of the hook hook 270. The hook hook 170 is latched by the inside.

At this time, the stopper 120 is formed to be caught in contact with the outer circumferential surface of the latch member 160 in order to restrain the rotation of the latch member 160, so that the latch member 160 is constrained in the counterclockwise direction, so that the hook hook 170 ) Is fixed in the locked state so that the door 2 remains closed.

Next, when releasing the latch locked door, the latch is released by pressing the second button 210 formed on the second pressing part 200 of the door 2 as shown in FIG. 3.

Accordingly, the second push pin 230 formed in connection with the second button 210 is fixed to penetrate through the door 2 to contact the first button 110. When the second button 210 is pressed, The second push pin 230 presses the first button 110, and the first push pin 130 which is connected to and fixed to the first button 110 pushes the stopper 130 to the left side.

The stopper 130 restrains counterclockwise rotation of the latch member 160 as described above. The stopper 130 is pushed to the left by the first push pin to release the outer peripheral surface contact with the latch member 160. Thus, the latch member 160 is naturally rotated in the counterclockwise direction, the incision groove is formed in the direction inclined to the right so that the catching hook 170 caught on the catching portion can be pulled out.

Here, since the first button 110 and the second button 210 can elastically reciprocate by the first spring 150 and the second spring 250, the first button 110 and the second button 210 are returned to their original positions after being pressed.

In order to realize the door lock function, the hook hook 270 is inserted into the hook insertion hole 170 and latched by pushing the outer door 2 to the inner door 1 as it is.

Hereinafter, a structure of a handle provided in the refrigerator door of the embodiment will be described with reference to FIGS. 4 and 5.

The handle 3 includes a third pressing part 300 interlocking with the second pressing part 200 to release the latch of the outer door 2. The handle 3 is attached to the outer surface of the outer door 2 as a separate member as shown in Figure 4, the fastening means is typically fixed to the binding bolt at the end or center of the handle.

The third pressing part 300 may include: a third pressing pin 330 elastically pressing the second pressing part 200 to release the door latch; A third button 310 fixed to the third push pin and exposed to an upper portion of the handle to elastically press the user; And a third spring 315 elastically supported by the third button to elastically reciprocate the third push pin and the third button.

Accordingly, the third pressing pin 330 of the third pressing part 300 may be in contact with the upper surface of the second button 210 to elastically compress.

In addition, the handle 3 includes a third push pin guide 320 to guide the second button 210 when the third push pin 330 elastically reciprocates.

As shown in FIGS. 4 and 5, the third push pin guide 320 allows the third push pin 330 to set a position in the handle 3, and typically, a third push pin guide ( 320 is formed in a long tubular shape so that the third push pin 330 can be penetrated and fixedly supported by the handle 3.

In addition, the third button 310 may include a third spring support part 350 for inducing and supporting the elastic action of the third spring 315. Therefore, as shown in FIGS. 4 and 5, the third spring support part 350 is preferably positioned slightly spaced from the position where the third push pin 330 is formed in the third button 310. Since the elastic support portion in which the third spring 315 is formed to support a separate load from the third push pin 330 is formed separately to prevent a risk such as a malfunction.

In the above embodiment, as shown in FIGS. 4 and 5, the third push pin 330 is formed by forming the third button 310 on the upper surface of the center part of the handle 3 by providing the handle 3 as a separate member. When the second button 210 is pressed, the second push pin 230 is formed to have a structure in which the latch is released by pressing the first button 110 which is fixedly connected to the first push pin 130 and connected in series.

When the handle 3 is integrally manufactured with the push pin, the length of the push pin may be increased, which may cause structural problems such as restraint. In addition, since the third pressing part 300 is formed on the handle 3 of the refrigerator door manufactured as a detachable type, only the second button 210 according to the second pressing part 200 is exposed to the outside without a handle. Since it can be easily applied to the refrigerator door, the management efficiency can be reduced and the manufacturing cost can be reduced.

When the third button 310 of the handle 3 is pressed in this way, the load is transferred axially to the third push pin 330, the second push pin 320, and the first push pin 310, and ultimately, The stopper 120 is pushed to the left. Accordingly, as described above, the latch member 160 rotates in the counterclockwise direction, and the latch lock can be released.

On the other hand, the present invention is not necessarily limited to the form shown, it can be applied even when having a conventional single door. FIG. 6 illustrates an embodiment having a single door, which is the same as the embodiment shown in FIG. 1, but the latch device is formed on the front side of the cabinet 12 instead of the inner door, and the second pressing portion ( The difference is that 200 is provided in the single door 11.

1: inside door 2: door
3: handle 100: latch device
110: first button 120: stopper
130: first push pin 140: first push installation
150: first spring 160: latch member
170: hook insertion hole 200: second pressing part
210: second button 230: second push
250: second spring 270: hook hook
300: third pressing part 310: third button
315: third spring support 320: third push pin guide
330: third push pin 350: third spring

Claims (15)

A cabinet having a first storage area in which a plurality of shelves are arranged up and down;
A first door having a second storage region and an opening for accessing the second storage region, the first door being rotatably provided in the front of the cabinet;
A second door in close contact with the front surface of the first door to close the opening, and rotate in the same direction as the rotation direction of the first door for opening the first storage area to open the opening;
A handle provided at the front of the second door;
A first hinge connecting an upper portion of the first door and an upper portion of the cabinet;
A second hinge connecting the second door and the first door;
A hook hook provided in one of the first door and the second door;
A latch device provided on the other of the first door and the second door to restrain or release the locking hook;
A first pressing part installed in the first door and releasing a connection state between the latch device and the hook;
A second pressing part installed in the second door to press the first pressing part; And
And a third pressing part installed on the handle to press the second pressing part. The method of claim 1,
The latch device,
A latch member for selectively engaging with the locking hook;
And a stopper for limiting rotation of the latch member. 3. The method of claim 2,
The first pressing portion,
A first button provided on the front of the first door,
A first spring elastically supporting the first button,
And a first push pin extending from the first button to penetrate the first door and selectively pressing the stopper by the elastic force of the first spring. The method of claim 3, wherein
The second pressing portion,
A second button provided on the front of the second door,
A second spring elastically supporting the second button,
And a second push pin extending from the second button to penetrate the second door and selectively pressing the first button by an elastic force of the second spring. 5. The method of claim 4,
The third pressing portion,
A third button provided on the front of the handle,
A third spring elastically supporting the third button,
And a third push pin extending from the third button to penetrate the handle and selectively pressing the second button by an elastic force of the third spring. The method of claim 5, wherein
And the first to third pressing parts are arranged in a line. The method of claim 5, wherein
And the third push pin is in contact with the second button. The method of claim 5, wherein
When the third button is pressed, the second push pin and the first push pin are pressed,
The latch member is rotated by disconnecting the stopper from the latch member,
And a latching state between the latch member and the hook hook is released to open only the second door. The method of claim 5, wherein
The first and second doors are opened together when the handle is pulled without pressing the third button.
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