KR20040082703A - drawer type door open/close structure for refrigerator - Google Patents

Abstract

PURPOSE: A structure for opening and shutting a drawer type door of a refrigerator is provided to conveniently put in and take out goods by putting the goods in a door basket by tilting only door and taking out the door in a stat that the door is not tilted, and stably open and shut the door by preventing distortion of support frames and supporting the support frames by a connecting frame. CONSTITUTION: Guide rails are formed at both side walls of a refrigerator main body(50) in front and in the rear. A pair of support frames(104) have moving rails(110) sliding backward and forward in association with the guide rails. A connecting frame(120) connects the pair of support frames with each other. A door(84) is combined with lower ends of the support frames by a hinge to rotate forward, and selectively opens and shuts an inner storage space of a refrigerator. A door basket(114) is installed at an upper end of the back of the door.

Description

Drawer type door open / close structure for refrigerator}

The present invention relates to a refrigerator, and more particularly, to a drawer-type door opening and closing structure of a refrigerator in which storage of objects is easily stored and the door is more firmly supported.

The refrigerator having a storage space such as a freezer compartment or a refrigerator compartment is configured to open and close the storage space therein by a door. The door of the refrigerator is attached to the refrigerator main body to prevent cold air in the storage space from leaking to the outside and to perform a sufficient thermal insulation function.

For example, the door of the refrigerator is mostly configured to be opened and closed while pivoting in a horizontal direction about the hinge axis by being hinged to the right side of the refrigerator main body. In addition, according to the shape of the refrigerator, the door may be pulled out in a forward direction, and thus the internal storage space may be opened and closed. The refrigerator of this type is illustrated in FIG. 1.

As shown in the drawing, a tray 6 having an upper opening for storing a storage is installed inside the refrigerator 2, and a front door of the tray 6 to draw out the tray 6 in a drawer type. (4) is formed. Moving rails 8 are installed at both rear sides of the door 4 in a horizontal direction, and the moving rails 8 are supported by guide rails (not shown) fixed to inner sidewalls of the refrigerator 2. have. Accordingly, when the door 4 is pulled forward, the movable rail 8 is pulled forward, and the tray 6 is pulled out to accommodate the article. In addition, instead of the movable rail 8, a support frame having a movable rail attached thereto may be installed.

According to the drawer-type door opening and closing structure of the refrigerator according to the prior art having the configuration as described above, when the user pulls the door (4) to the front for the storage of the storage, the movable rail (8) along the guide rail Will move forward. When the door 4 is pulled forward as described above, the door 4 and the tray 6 are pulled out forward, and the storage can be stored in the tray 6.

However, the above conventional refrigerators have the following problems.

In a drawer type refrigerator, the door must be pulled forward in order to put or take out food. That is, since the inside of the refrigerator does not open unless the door 4 is pulled forward as described above, food cannot be stored. Therefore, in order to accommodate food, the door 4 must be pulled forward, but it is difficult and cumbersome to pull forward the entire food contained in the storage space therein.

In the state in which the door 4 is pulled forward, the tray 6 of the inside is opened only as much as the distance from which the door 4 is drawn, so that the space for storing food is narrowed. For example, in order to put in or take out a bulky food, there is a inconvenience in using the door 4 to be pulled out a lot.

As a result, according to the conventional technology as described above, it can be seen that there is a disadvantage that the inconvenience of pulling out the door fixed in the vertical state to the front and the open space according to the storage of food are small.

SUMMARY OF THE INVENTION An object of the present invention for solving the above-described conventional problems is to make food storage more convenient by securing a sufficient space for entry and exit of a storage in a drawer type refrigerator.

Another object of the present invention is to provide a drawer door opening and closing structure of a refrigerator in which the door is more firmly supported.

1 is a perspective view showing a drawer type opening and closing structure of a refrigerator according to the prior art.

Figure 2 is a perspective view of a refrigerator employing a preferred embodiment of the drawer type opening and closing structure of the refrigerator according to the present invention.

Figure 3 is a side cross-sectional view schematically showing a preferred embodiment of the drawer-type door opening and closing structure of the refrigerator according to the present invention.

Figure 4 is a perspective view schematically showing a preferred embodiment of the drawer-type door opening and closing structure of the refrigerator according to the present invention.

Explanation of symbols on the main parts of the drawings

50. Refrigerator body 52. Cold storage room

54. Freezer 56. Vegetable Room

61. Shelf 63. Shelf Holder

65. Snack Pan

71. Control panel 73. Lamp

80. Vegetable Box 81. Vegetable Box Door

82. Cover 84. Freezer door

84 '. Handle 86. Refrigerator Door

86 '. Door Handle 88.Door Basket

90. Storage Box 92. Ice Maker

94. Storage Basket 96. Vegetable Box Door

102. Information 102a. Fixing protrusion

102b. Lower hinge pin 104. Support frame

104a. Horizontal section 104b. Vertical section

106. Lower hinge hole 108. Locking pin

110. Traveling rail 112. Guide rail

114. Freezer Door Basket

According to a feature of the present invention for achieving the above object, the present invention is a pair of support provided with a guide rail installed in front and rear on both inner walls of the refrigerator body, and a moving rail sliding back and forth along the guide rail. And a frame, a connecting frame connecting the pair of support frames, and a door hinged to the lower end of the support frame to pivot forward and selectively opening and closing the storage space inside the refrigerator from the outside.

The connecting frame is formed at the tip of the support frame, characterized in that made of a metallic material.

In addition, a door basket is further provided at an upper end of the rear surface of the door.

According to the present invention as described above, since the door is tilted forward by a predetermined distance about the lower end thereof, the inlet space for storing the storage is further widened, which facilitates the storage and withdrawal of the storage. In addition, the distortion of the support frame is prevented by the connecting frame, there is an effect that the front and rear pull-out of the door is stable.

Hereinafter, a preferred embodiment of a drawer type door opening and closing structure of a refrigerator according to the present invention having the configuration as described above will be described in detail with reference to the accompanying drawings.

2 shows an example of a refrigerator having a freezer compartment at a lower portion of the refrigerating compartment and a drawer door. As shown in the drawing, a refrigerator compartment 52 and a freezer compartment 54, which are storage spaces, are formed in the refrigerator body 50. The vegetable compartment 56 may be separately provided at the lower end of the refrigerating compartment 52.

The refrigerating chamber 52 is provided with a shelf 61 for placing the storage. The shelf 61 is a cantilever type configured to support the load of the shelf 61 by fixing the rear end, and one end of the shelf 61 is inserted into and fixed to the shelf holder 63 installed in the up and down direction on the rear wall of the refrigerator.

The shelf 61 is installed at a plurality of intervals up and down at a predetermined interval according to the size of the storage space to partition the storage space, so that more storage can be stored, the lower portion of the shelf 61 of meat or snacks Snack pan (65) for convenient storage, and can cache (67) for storing beverage cans may be further provided. On the other hand, the upper part of the shelf 61 is provided with an egg box 69 to facilitate the storage of eggs.

The ceiling of the refrigerating chamber 52 is provided with a control panel unit 71 for controlling the state of the freezing chamber 54, and a lamp 73 is formed at the lower end of the control panel unit 71. The lamp 73 serves to illuminate the inside of the refrigerating compartment 52 when the refrigerating compartment door 86 to be described below is opened, and is configured to be off when the refrigerating compartment door 86 is closed. . In addition, a cold air discharge port 75 for discharging cold air into the refrigerating chamber 52 is formed at an upper end of the rear wall of the freezing chamber 54.

The lower end of the refrigerating chamber 52 is provided with a vegetable box 80 for storing vegetables or fruits. The upper side of the vegetable box 80 is provided with a cover 82 for shielding the upper surface of the vegetable box 80, the cover 82 is formed with a magic crisper (magic crisper) is formed inside the vegetable box 80 It acts to suppress the evaporation of water stored in the storage. In addition, a vegetable box door 96 to be described below is formed at the tip of the cover 82.

On the other hand, the freezing compartment door 84 and the refrigerating compartment door 86 for shielding the freezer compartment 54 and the refrigerating compartment 52 from the outside and selectively opening and closing the storage space, respectively, of the freezer compartment 54 and the refrigerating compartment 52, respectively. It is provided on the front of the refrigerator main body 50 corresponding to the tip.

A refrigerator compartment door 86 is installed at one end of the refrigerator compartment 52 located above. The refrigerating chamber door 86 rotates forward and opens and closes the refrigerating chamber 52 around a hinge (not shown) formed at the left end or the right end. A door handle 86 'for opening and closing the 86 is provided. In addition, the rear surface of the refrigerating chamber door 86 is further provided with a door basket 88 for storing the storage.

A freezing chamber door 84 is installed on the front surface of the freezing chamber 54 formed below the refrigerating chamber 52. The freezer compartment door 84 is guided back and forth by a rail and is opened and closed, and is configured to be able to rotate forward by a predetermined angle about the hinge of the lower end. In addition, a handle 84 ′ for opening and closing the freezing chamber door 84 is further provided at an upper end of the front surface of the freezing chamber door 84.

A lower portion of the freezing compartment 54 is provided with a storage box 90 in which a storage item is seated. The storage box 90 is connected to the rear surface of the freezing compartment door 84 so that the freezing compartment door 84 can be pulled out. It is withdrawn in and out together.

In addition, the upper portion of the freezer compartment 54 is divided into left and right sides, an ice maker 92 is installed on the left side, and a storage basket 94 is provided on the right side. The storage basket 94 may be formed of a wire.

Next will be described in more detail with respect to the opening and closing structure of the drawer type door according to the present invention based on the embodiment shown in FIG.

The freezer door 84 provided at the front lower part of the refrigerator is configured as a drawer type that is opened when pulled forward, and is configured to be inclined at a certain angle in the front. Therefore, as shown in FIG. 3, even when the freezer door 84 is not pulled forward, the internal storage space can be opened by simply tilting the freezer door 84.

In addition, the freezing chamber door 84 is opened as a whole to continue to pull down the front side, this is a natural space for food storage and retrieval is larger than the conventional, there is a natural advantage that it is convenient to use.

A pair of guide pieces 102 are connected to the rear of the freezer door 84. The guide piece 102 is installed to face rearward from both end portions of the rear surface of the freezing chamber door 84, and is preferably configured in a fan shape. In addition, a fixing protrusion 102a is formed at an upper rear end of the guide piece 102, and a lower hinge pin 102b is formed at a lower end thereof.

On the rear surface of the freezer door 84, a pair of support frames 104 are connected to each other. The support frame 104 serves to support the freezing chamber door 84 to be pulled forward and pivotably forward within a predetermined angle range. In addition, the support frame 104, as shown in the figure is composed of a horizontal portion (104a) and a vertical portion (104b) is preferably molded to have an approximately '-' shape as a whole.

The lower hinge hole 106 is formed at the lower end of the front portion of the support frame 104 to allow the lower hinge pin 102b to be rotatable. In addition, the fixing pin 108 is formed to protrude inwardly in the vertical portion 104b of the support frame 104, and the fixing protrusion 102a is hooked thereon so that the forward rotation of the freezing chamber door 84 is performed. Controlled.

That is, in the state where the lower hinge pin 102b formed at the lower end of the guide piece 102 is inserted into the lower hinge hole 106 formed at the lower end of the support frame 104, the freezing chamber door 84 rotates forward. While touching the fixing projections 102a formed on the guide piece 102, the rotation of the freezing chamber door 84 is stopped.

On the other hand, the fixing pin 108 formed on the support frame 104 is not formed separately, and the fixing protrusion 102a is configured to hang on the front end surface of the vertical portion 104b of the support frame 104 It would also be possible.

The support frame 104 draws the freezer door 84 forward, and the moving rails 110 are provided on the upper outer surfaces of the pair of support frames 104, respectively. The movable rail 110 is installed on the outer surface of the pair of support frames 104, and slides forward in accordance with the withdrawal of the freezing chamber door 84 to support the storage and withdrawal of the freezing chamber door 84. It performs the function. For example, it will be possible to integrally form the moving rail 110 horizontally on the upper surface of the support frame 104 formed of a metal iron plate.

And, both side walls of the refrigerator body, the guide rail 112 for supporting the movable rail 110 to be slidable is provided. Accordingly, the movable rail 110 supported by the guide rail 112 may be slidably moved forward like the freezer door 84 and the support frame 104 as the freezer door 84 is pulled forward. do.

The pair of support frames 104 are substantially in close proximity to the inner sidewalls of the refrigerator in a state in which the pair of support frames 104 are substantially stored inside the refrigerator, and thus a constant space is formed therebetween. Therefore, the storage box 90 is seated in the space between the support frame 104 can store the goods. Of course, many modifications can be made to the structure in which the storage box 90 is installed between the support frames 104.

And, as shown, the freezer compartment basket 114 is formed on the upper end of the rear surface of the freezer compartment 84. As such, when the door basket is provided on the rear surface of the freezing chamber door 84, there is a convenience in which food storage and withdrawal are made easier. That is, without freezing the freezer door 84 substantially forward, it is possible to put food in the freezer door basket 114 or to take out food stored in the freezer door basket 114.

As a result, the upper part of the freezing chamber door 84 is simply rotated forward by pivoting the freezing chamber door 84 forward about the hinge connection portion of the lower end of the freezing chamber door 84 including the lower hinge pin 102b and the lower hinge hole 106. Part of the opening will be easier to handle food.

On the other hand, the connection frame 120 as shown in Figure 4 is further installed between the pair of support frame 104. That is, the connecting frame 120 to connect the upper end of the front of the support frame 104 to each other is formed left and right, such a connecting frame 120 is preferably made of a rigid material such as metal. The connection frame 120 serves to prevent the freezing chamber door 84 more firmly by preventing the support frame 104 from twisting or shaking even when the freezing chamber door 84 is pulled out.

Hereinafter, the operation of the drawer-type door opening and closing structure of the refrigerator according to the present invention having the configuration as described above will be described in detail with reference to FIGS. 3 and 4.

As shown, a refrigerator compartment door 84 is attached to the front of the refrigerator main body 50 to draw out the storage box 90 in a drawer type, and a handle 84 'outside the freezer compartment 84. Is attached to allow the user to operate the freezer door 84 conveniently.

First, when the user pulls the handle 84 'of the freezing compartment door 84 forward and downward to receive the stored object, the lower hinge pin 102b is fastened to the lower hinge hole 106 so that the freezing compartment door is closed. 84 is rotated forward, and this forward rotation continues until the fixing projection 102a of the guide piece 102 reaches the fixing pin 108 formed on the support frame 104.

That is, the freezing chamber door 84 is rotated by a predetermined angle in the counterclockwise direction as seen in the drawing, and when the freezing chamber door 84 and the guide piece 102 are rotated as described above, the freezing chamber door 84 The freezer door basket 114 installed on the back side is exposed to the outside to accommodate the object.

On the other hand, when the freezer compartment door 84 is tilted as described above, when the freezer compartment door 84 is pulled forward, the guide piece 102 and the freezer compartment basket attached to the rear surface of the freezer compartment door 84 ( 114) Also moves forward. Accordingly, the fixing protrusion 102a pushes the fixing pin 108 forward, and the lower hinge pin 102b pushes the lower hinge hole 106 forward, so that the support frame 104 The guide piece 102 is pulled forward by being drawn.

In addition, the moving rail 110 attached to the support frame 104 slides forward along the guide rail 112, thereby facilitating the support frame 104 being moved forward.

As described above, when the support frame 104 moves forward to come out of the refrigerator, the storage box 90 seated between the pair of support frames 104 is also drawn out of the refrigerator. The storage can be stored in 90.

Next, the storage box 90 and the freezer compartment basket 114 drawn out of the refrigerator as described above are accommodated in the freezer compartment 54 as follows.

When the user pushes the freezer door 84 into the refrigerator, the guide piece 102 attached to the rear surface of the freezer door 84 rotates around the lower hinge pin 102b. This rotation is continued until the back surface of the freezing chamber door 84 is in close contact with the vertical portion 104b of the support frame 104. When the guide piece 102 is rotated as described above, the freezer compartment door 84 and the freezer compartment basket 114 attached to the guide piece 102 are also rotated in a clockwise direction in the drawing to stand upright.

Then, when the user continues to push the freezer door 84, the support frame 104 is pushed into the refrigerator. As described above, the support frame 104 that is pushed into the inside of the refrigerator slides along the guide rail 112 to the inside of the refrigerator, and thus the storage box 90 attached to the support frame 104 is also It moves to the inside of the refrigerator.

As described above, first, the handle 84 'of the freezer compartment 84 may be pulled forward and downward so that the freezer compartment basket 114 may be exposed to the outside. 84 may be continuously pulled forward to further pull the storage box 90 forward.

In addition, when the user wants to pull out the storage box 90 to the outside of the refrigerator from the beginning, when pulling the handle 84 'of the freezer door 84 to the front, the front or the lower side without applying force When the force is applied to the front upward, the freezer compartment 84 is pulled forward in an upright state without being rotated so that the storage box 90 and the freezer compartment basket 114 are simultaneously drawn out of the refrigerator.

In addition, when the freezer door 84 is withdrawn from the front as described above, the pair of support frames 104 are also withdrawn to the front, the support frame 104 is firmly by the connecting frame 120 It is supported and the front draw-out of the freezer compartment 84 is made more smoothly.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the above technical scope.

In the drawer-type door opening and closing structure of the refrigerator according to the present invention as described in detail above, the door was configured to be tilted forward, and further provided with a connection frame for connecting a pair of support frames to support the front pull-out of the door.

Therefore, the user can store only the storage in the door basket by tilting only the door of the refrigerator, or withdraw the door without tilting the door, thereby widening the user's selection for opening and closing the refrigerator door, Since the entrance space for storage is further widened, the storage and withdrawal of objects is convenient.

And, the distortion of the support frame is prevented by the connecting frame, it is supported more firmly, there is an effect that the opening and closing of the door is stable.

Claims (3)

Guide rails installed on both inner walls of the refrigerator main body back and forth, A pair of support frames provided with a moving rail sliding forward and backward along the guide rail; A connection frame connecting between the pair of support frames, A hinged door opening and closing structure of a refrigerator, comprising a door hingedly coupled to a lower end of the support frame and pivoted forward and selectively opening and closing a storage space inside the refrigerator. The drawer type door opening and closing structure of a refrigerator according to claim 1, wherein the connection frame is formed at the front end of the support frame and is made of metal. The drawer type door opening and closing structure of claim 1, wherein a door basket is further provided at an upper end of the rear surface of the door.