KR100570078B1 - Door structure of refrigerator - Google Patents

Abstract

The present invention relates to a door structure of a refrigerator, and improves the structure so that the gasket can be fixed to the door of the refrigerator equipped with a decorative panel added for the decorative effect to facilitate the installation of the gasket and improve the productivity and productivity of the door An object of the present invention is to provide a door structure of a refrigerator.

In order to achieve the above object, the door structure of the refrigerator according to the present invention is opened and closed at the front of the storage compartment of the refrigerator, a decorative panel is mounted on the front side, and a door of the refrigerator including a door having a fixed hook of a gasket for sealing the storage compartment. In the structure, a protrusion is formed to face the storage compartment of the refrigerator, the door liner formed with a groove on the outer side adjacent to the protrusion, and a decorative panel fixing portion mounted on one side of the door and fixing the decorative panel at one end thereof is formed. A door side panel extending from the other end to the outside of the door liner and having a gasket fixing portion inserted into the groove to fix the hook of the gasket, and formed at an inlet of the gasket fixing portion to contact the inner surface of the groove of the door liner; However, the hook includes an opening in which the inlet is pinched to be caught after the hook is inserted.

Refrigerator, cabinet, foam insulation, door, gasket, hook, decorative panel

Description

Door Structure of Refrigerator {DOOR STRUCTURE OF REFRIGERATOR}

1 is a cross-sectional view showing a door structure of a typical refrigerator.

2 is a cross-sectional view showing a door of a refrigerator equipped with a decorative panel according to the prior art.

3 is a perspective view of a partially open state of the door of the refrigerator according to the present invention;

4 is a sectional view showing a door structure of a refrigerator according to the present invention;

<Explanation of symbols for the main parts of the drawings>

100: refrigerator 110: cabinet

112: storage 114: shelves

116: drawer container 120: door

122: space 130: door liner

132: protrusion 134: groove

140: outdoor frame 145: foam insulation

147: decorative panel 150: gasket

152: shock-absorbing air bag 154: magnet interior

155: magnet 156: air bag for preventing heat intrusion

158: hook 159: hook

160: door side panel 162: decorative panel fixing part

163: outer rib 164: inner rib

166: gasket fixing portion 167: opening

The present invention relates to a door structure of a refrigerator, and more particularly, to improve a structure to fix a gasket to a door of a refrigerator equipped with a decorative panel added for a decorative effect, so that the gasket can be easily installed and the manufacturability of the door. And a door structure of a refrigerator having improved productivity.

In general, a refrigerator is a device used for long-term storage of fresh food, which is divided into a freezer compartment and a refrigerating compartment according to the storage temperature of the food, a door for opening and closing the compartment, and a freezing cycle to cool the freezer compartment and the refrigerating compartment. It consists of a cooling circulation device.

Referring to Figure 1 is a cross-sectional view showing a door structure of a typical refrigerator as follows. As illustrated in FIG. 1, a door liner 20 having a protrusion 22 formed on the inner side of the door 10 toward the storage compartment is located. The door liner 20 is integrally formed by injection molding, and a groove 24 is formed at an adjacent outer side of the protrusion 22.

In addition, an inner door frame 30 is formed inside the door liner 20 to form an outer shape of the door 10, and a foam insulation material is formed between the door liner 20 and the outdoor frame 30. 35) is filled to block heat exchange with the outside in the closed state. In addition, a front surface of the outdoor frame 30 is provided with a handle 32 for opening and closing the door 10.

In the groove 24 of the door liner 20, a gasket 40 is installed along the entire circumference of the door liner 20 so that cold air in the refrigerator, that is, the storage compartment, does not leak to the outside. The gasket 40 has a magnet inner portion 44 into which the magnet 45 is inserted at one side thereof, and a hook 48 fixed to the groove 24 of the door liner 20 is formed at the other side thereof.

The door 10 of the refrigerator described above has a magnet 45 inserted into the magnet built-in part 44 attached to the front of the cabinet of the refrigerator and seals a gap, and the hook 48 is inserted into the groove part 24. After being caught by the opening 25 of the groove 24, the separation is prevented. To this end, the groove 24 is formed as a predetermined space in which the hook 48 of the gasket 40 can be accommodated, and the opening 25 has an inlet such that the hook 48 of the gasket 40 is not easily removed. It is formed into a shape which is narrowed so that a cross section becomes narrow.

As described above, the door 10 of the refrigerator according to the related art has been used as a means for opening and closing a storage compartment, but recently, a decorative panel made of a reflective material such as a decorative panel or a mirror having various patterns or colors is provided in the refrigerator door 10. The door 10 of the refrigerator has been developed so that it can be attached to the front of the body to take advantage of the variety of the refrigerator appearance to pursue the high-quality and to meet the consumer's purchase needs to improve the value of the product.

2 is a cross-sectional view showing a door of a refrigerator equipped with a decorative panel according to the prior art. Here, the same and equivalent parts as those described above and shown in the drawings will be omitted for convenience of description of the drawings and the same reference numerals will be described.

As shown in FIG. 2, a door side panel 50 having a decorative panel fixing part 52 for fixing the decorative panel 37 is coupled to the outside of the outdoor frame 30. The decorative panel fixing part 52 is formed of an outer rib 53 and an inner rib 54 extending from the door side panel 50, and the decoration between the outer rib 53 and the inner rib 54. The panel 37 is inserted and fixed.

The door side panel 50 configured as described above is fixed to the outdoor frame 30 by fastening means such as a bolt (B) to reinforce the coupling force with the outdoor frame 30, typically the door Side panel 50 is fastened by fastening members such as bolts (B) are fastened to the six places, each of the two at the top, bottom and center portion, but the production time is increased when fastening the fastening members such as bolts (B) This causes a decrease.

In addition, the door 10 of the refrigerator described above, the outdoor frame 30 is made of a metal material, the door liner 20 is made of a resin, for example, ABS (ABS) resin bar injection molding The groove portion 24 is not formed in a certain shape.

In addition, due to the structure in which the door side panel is mounted on the gasket, when the gasket 40 is inserted, the gasket 40 is not accurately inserted, which causes a part of the gasket 40 to be inserted less or protrudes. In addition, the quality of the appearance is deteriorated due to a defect that the end of the gasket is protruding when the door side panel is assembled.

Such a defect not only lowers the sealing performance of the door 10, thereby lowering the freezing efficiency but also damages the appearance of the product and causes a decrease in consumer reliability.

An object of the present invention is to solve the problems of the prior art described above, by improving the structure to fix the gasket to the door side panel for fixing the decorative panel is possible to quickly and precise mounting of the gasket, the door side panel Coupling force is increased by being hung on one side of the doorliner, thereby maintaining the same cohesion force even if fewer fastening members are used, thereby reducing assembly labor and preventing gaskets from being inserted, thereby improving product quality and increasing consumer reliability. It relates to a door structure of a refrigerator.

In order to achieve the above object, the door structure of the refrigerator according to the present invention is opened and closed at the front of the storage compartment of the refrigerator, a decorative panel is mounted on the front side, and a door of the refrigerator including a door having a fixed hook of a gasket for sealing the storage compartment. In the structure, a protrusion is formed to face the storage compartment of the refrigerator, the door liner formed with a groove on the outer side adjacent to the protrusion, and a decorative panel fixing portion mounted on one side of the door and fixing the decorative panel at one end thereof is formed. A door side panel extending from the other end to the outside of the door liner and having a gasket fixing portion inserted into the groove to fix the hook of the gasket, and formed at an inlet of the gasket fixing portion to contact the inner surface of the groove of the door liner; However, the hook includes an opening in which the inlet is pinched to be caught after the hook is inserted.

The decorative panel fixing part may include an outer rib extending from an end of the door side panel to contact one surface of the decorative panel, and an inner rib contacting the other surface of the decorative panel.

Preferably, the door side panel may be bolted to the door.

Hereinafter, with reference to the drawings will be described in detail an embodiment of the present invention.

3 is a perspective view of a partially opened state of a door of a refrigerator according to the present invention.

As shown in FIG. 3, the refrigerator 100 according to the present invention is a device for preserving food in a refrigerated or frozen state, and includes a cabinet 110 having a storage compartment 112 therein, and the cabinet 110. ) Is provided with a storage container for storing a refrigerant (not shown), and a circulation device for circulating the refrigerant.

In addition, the storage compartment 112 is divided into a refrigerator compartment for storing food at an image temperature, and a freezer compartment (not shown) for storing food at a sub-zero temperature, wherein the storage compartment 112 is provided with each door 120. Individually mounted to prevent the outflow of cold air. Inside the door 120 is formed a pocket-shaped space 122 for storing food. In addition, a plurality of shelves 114 or drawer containers 116 are mounted in the storage compartment 112 to facilitate storage of food. To this end, a plurality of grooves (not shown) or support pins (not shown) for supporting the shelf 114 or the drawer container 116 are installed on the inner wall of the storage compartment 112.

Figure 4 is a cross-sectional view showing a door structure of the refrigerator according to the present invention, the door structure of the refrigerator according to the present invention with reference to this as follows.

As described above, the door 120 is mounted on the front of the storage compartment 112 including the refrigerating compartment or the freezing compartment so as to be open and closed to block the leakage of cold air. To this end, the door liner 130 having the protrusion 132 is positioned at the inner side of the door 120 to face the storage compartment 112. The protrusion 132 of the door liner 130 serves as a barrier wall to prevent cold air from leaking to the outside easily. Here, the door liner 130 is integrally formed by injection molding of an injection material such as ABS, and a groove part 134 is formed at an adjacent outer side of the protrusion 132.

An outer frame 140 is coupled to an inner side of the door liner 130 (lower side in FIG. 4). The outdoor frame 140 forms an appearance of the door 120, and a front surface of the outdoor frame 140 is provided with a handle 142 for opening and closing the door 120.

In addition, a predetermined space portion is formed between the door liner 130 and the outdoor frame 140, and the space portion is filled with a foam insulation material 145 and heat exchange with the outside in a state in which the storage compartment 112 is closed. To block.

The door 120 of the refrigerator 100 according to the present invention is combined with a decorative panel 147 of a reflective material such as a mirror or a decorative panel 147 having various patterns or colors on the front part. The decorative panel 147 improves the merchandise value by utilizing the diversity of the appearance of the refrigerator 100 and pursuing luxury and satisfying the purchase desire of the consumer. To this end, the door side panel 160 for fixing the decorative panel 147 is coupled to the outside of the outdoor frame 140 (that is, the right side in the drawing of FIG. 4). In the present invention, the door side panel 160 includes all the members installed on the side, top, and bottom of the door 120, the upper surface or the door for the purpose of improving the appearance and performance of the door 120 A panel mounted on the lower surface of the door or a member having the same function is referred to collectively as the door side panel 160 in the specification of the present invention.

One end (lower end in the drawing of FIG. 4) of the door side panel 160 described above is formed with a decorative panel fixing part 162 for fixing the decorative panel 147. The decorative panel fixing part 162 extends from the end of the door side panel 160 to the front surface of the door 120 to contact one surface of the decorative panel 147 (the front surface in FIG. 4). 163 and an inner rib 164 extending from the door side panel 160 in parallel with the outer rib 163 to be in contact with the other surface of the decorative panel 147 (rear view in FIG. 4). Include.

That is, the decorative panel fixing part 162 has a predetermined gap portion for inserting the decorative panel 147 between the outer rib 163 and the inner rib 164, and the decorative panel ( The door side panel 160 is fixed to the outdoor frame 140 in the state where the outer circumferential portion of the 147 is inserted, so that the decorative panel 147 is attached.

On the other hand, the door liner 130 is provided with a gasket 150 along the entire circumference of the door liner 130 so that cold air inside the refrigerator 100 does not leak to the outside.

To this end, a groove 134 is formed at an outer side of the door liner 130 adjacent to the protrusion 132, and the door liner is formed at the other end of the door side panel 160 (upper end in the drawing of FIG. 4). A gasket fixing part 166 extending to the outside of the 130 and inserted into the groove part 134 to fix the gasket 150 is formed.

Here, the gasket 150 is formed with a shock absorbing air bag 152 that absorbs shock when the door 120 is closed to the cabinet 110, the upper portion of the shock absorbing air bag 152 A magnet built-in part 154 is formed in which the magnet 155, which contacts the cabinet 110 by magnetic force and closes the gap, is embedded. In addition, the side of the magnet built-in portion 154 is formed to extend long toward the protrusion 132 of the door liner 130 to prevent the heat intrusion to seal the gap between the protrusion 132 and the cabinet of the refrigerator 100. An air bag 156 is formed. In addition, the lower end of the shock-absorbing air bag 152 is integrally formed with a hook 158 to be fixed to the door 120.

On the other hand, the gasket fixing part 166 is formed in contact with the inner surface of the groove portion 134 of the door liner 130, the opening 167 for inserting the hook 158 is formed on one side. The opening 167 is formed in a shape in which the inlet end surface is narrowed so that the locking portion 159 of the hook 158 is caught after the hook 158 is inserted from the front (upper side in the drawing of FIG. 4). .

The door side panel 160 configured as described above is firmly coupled by fastening the fastening members such as the outdoor frame 140 and the bolt (B).

In this case, since the gasket fixing part 166 is inserted into the groove part 134 of the door liner 130 and the coupling force is generated, the door side panel 160 has a fastening part such as the bolt B, and the door 120. It is possible to be assembled so as to be deflected to the front side (lower side of FIG. 4).

That is, the door side panel 160 is firmly assembled to the outdoor frame 140 even if the fastening member such as the bolt B is fastened to only one upper and lower position.

Here, since the door side panel 160 is made of aluminum and integrally formed by an extrusion process, the shape of the gasket fixing part 166 is always constantly formed. In addition, since the opening 167 of the gasket fixing part 166 is always formed in a constant size, not only the hook 158 is correctly and quickly coupled when the gasket 150 is fixed, but also the coupling of the hook 158. Part of the gasket will not come out.

As described above, the door structure of the refrigerator according to the present invention has been described with reference to the illustrated drawings, but the present invention is not limited to the above-described embodiments and drawings, and the present invention belongs to the scope of the claims. Of course, various modifications and variations can be made by those skilled in the art.

In the door structure of the refrigerator according to the present invention configured as described above, the gasket mounting portion formed on the door side panel for insertion of the gasket is inserted into the groove portion formed in the door liner, thereby increasing the coupling force of the door side panel, thereby causing the door side surface. It is possible to reduce the number of fastening members, such as bolts for fastening the panel.

As such, by reducing the number of fastening members when the door side panel is fastened, not only the assembly of the door side panel is simplified, but also the manufacturing labor is reduced, thereby improving productivity.

In addition, the door side panel is made of a metal material including aluminum bar bar gasket mounting portion can always be formed constantly, which can improve the poor insertion of gaskets, such as protruding, the door side The gasket is inserted over the panel, and the defect such as the gasket tip sticking out is eliminated.

Therefore, the gasket can be accurately mounted on the door side panel, the gasket is not easily detached, thereby reducing product defects, and the fastening part is reduced when assembling the door side panel. And the reliability of the consumer is improved.

Claims (3)

In the door structure of the refrigerator including a door that is opened and closed on the front of the storage compartment of the refrigerator and a decorative panel is mounted on the front surface, and the hook of the gasket for sealing the storage compartment is fixed, A door liner having a protrusion formed toward the storage compartment of the refrigerator and having a groove formed on an outer side adjacent to the protrusion; The door is formed on one side of the door and the decorative panel fixing portion for fixing the decorative panel at one end is formed, the other end is extended to the outside of the door liner and the gasket fixing portion is inserted into the groove to secure the hook of the gasket Side panels, And an opening formed at an inlet of the gasket fixing part to be in contact with an inner surface of the groove of the door liner, the opening being closed so as to be caught after the hook is inserted. The refrigerator according to claim 1, wherein the decorative panel fixing part includes an outer rib extended from an end of the door side panel to contact one surface of the decorative panel, and an inner rib contacting the other surface of the decorative panel. Door structure. The door structure of a refrigerator according to claim 1 or 2, wherein the door side panel is bolted to the door.

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