KR102087220B1 - Sealing apparatus of side-by-side type refrigerator - Google Patents

Abstract

Disclosed is a sealing apparatus for a double door refrigerator. The sealing device of the disclosed double-sided refrigerator includes: a filler provided at one door of the refrigerator, a hinge portion hinged to the door, a guide guide portion to guide the filler to rotate to a sealing position when the door is closed, and a guide guide portion. It is characterized in that it comprises a restraining portion that interlocks with the selectively restrain the rotation of the filler and the safety portion to enable the pillar to be rotated by the external force when the rotation of the filler.

Description

Sealing device for a double door refrigerator {SEALING APPARATUS OF SIDE-BY-SIDE TYPE REFRIGERATOR}

The present invention relates to a sealing device for a double door refrigerator, and more particularly, to a sealing device for a double door refrigerator that can prevent a malfunction of the filler when the door of the double door refrigerator is closed.

In general, the refrigerator is not only to extend the storage period of food or food, but also to maintain the freshness for a longer time, and the inside in which the food or food is stored is kept at a low temperature.

In recent years, the diet has been improved and diversified, while eating more types of food, various types of refrigerators are being distributed according to the type of food. For example, the refrigerator includes a grain refrigerator for storing grains, a wine cellar for storing wine such as wine, and a kimchi refrigerator for storing kimchi or vegetables.

A conventional refrigerator includes a main body in which food such as food or fruit is stored, and a door rotatably installed on the main body to open and close the front of the main body. At this time, the door is provided with a gasket in which a magnet is built so that airtightness with the main body can be maintained.

Recently, as the dietary changes and user's preferences are diversified, the focus on the enlargement and multifunctionality of the refrigerators has been focused.In response to this trend, the side-byside type has increased the storage capacity and partitioned the internal space from side to side. The spread of refrigerators is becoming common. The two-door refrigerator has storage compartments formed on both sides of the central partition wall, and two doors are hinged to the main body to open and close each storage compartment.

On the other hand, Korean Patent Publication No. 2009-0066771 (published: 2009.06.24) discloses a "French refrigerator having a door sealing structure".

An object of the present invention is to provide a sealing device of a double-door refrigerator that can be always in the filler position in the open state of the door, and can prevent the damage of the product due to malfunction by selectively preventing the rotation of the filler.

In addition, an object of the present invention is to provide a sealing device of a two-door refrigerator capable of rotating the filler when the external force generated a predetermined force or more in a state in which the rotation of the filler is restrained to prevent breakage of the filler.

Sealing apparatus of a double-door refrigerator according to the present invention includes: a filler provided on one side door of the refrigerator, a hinge portion connecting the filler to the door, and guide to rotate the filler to the sealing position when the door is closed And a guide part, a restraint part interlocked with the guide guide part to selectively restrain the rotation of the pillar, and a safety part to enable the pillar to be rotated by an external force when restraining the rotation of the pillar.

In addition, the hinge portion is characterized in that it comprises a hinge bracket fixed to the door and a rotating groove provided on the pillar so that the hinge bracket is rotatably received.

In addition, the hinge bracket may include a fixing part coupled to the door and a rotating part extending from the fixing part to be rotatably coupled to the rotating groove.

The rotating part may include first and second rotating parts which are formed to be separated up and down, and the safety part may include a torsion spring provided between the first and second rotating parts.

The rotating part may include first and second rotating parts separated upward and downward, and the safety part may be formed on opposite surfaces of the first and second rotating parts so that the curvature part and the second rotating part are elastic to each other. It characterized in that it comprises a supporting coil spring.

The guide guide part may include a guide protrusion provided at an upper end of the filler and a guide block for contacting the guide protrusion when the door is closed to guide the guide protrusion to rotate the filler to a sealing position. .

The guide protrusion may move up and down from the filler when in contact with the guide block, and the restraint portion may be provided in a cutting groove provided at the lower end of the guide protrusion, and provided at the hinge to selectively move up and down the guide protrusion. It characterized in that it comprises a restoring member and the restoring member to match the incision groove to restore the guide projection to the initial position.

The sealing device of the double-door refrigerator according to the present invention has the effect that the filler can be always in the right position in the open state of the door, selectively prevent the rotation of the filler to prevent damage to the product due to malfunction.

In addition, the present invention has the effect that the filler can be rotated by the safety portion when the external force is generated by a certain force in the state in which the rotation of the filler is restrained to prevent breakage of the filler.

1 is a perspective view of a sealing device of a double-door refrigerator according to an embodiment of the present invention.
2 is an exploded perspective view of a sealing device of a double-door refrigerator according to an embodiment of the present invention.
3 is a plan view showing a hinge portion of a sealing device of a double-door refrigerator according to an embodiment of the present invention.
4 is a view showing the operation of opening and closing the door of the sealing device of the double-door refrigerator according to an embodiment of the present invention.
5 is a view showing a restraint portion of a sealing device of a double-door refrigerator according to an embodiment of the present invention.
6 is a view showing the operation of the restraint of the sealing device of the double-door refrigerator according to an embodiment of the present invention.
7 is a view showing a modified example of the safety unit of the sealing device of the double-door refrigerator according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a sealing device of a double-door refrigerator according to the present invention.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary depending on the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a perspective view of a sealing device of a double door refrigerator according to an embodiment of the present invention, Figure 2 is an exploded perspective view of a sealing device of a double door refrigerator according to an embodiment of the present invention, Figure 3 is an embodiment of the present invention 4 is a plan view showing a hinge portion of a sealing apparatus of a double door refrigerator according to an embodiment of the present invention, FIG. 4 is a view illustrating an operation according to opening and closing a door of a sealing device of a double door refrigerator according to an embodiment of the present invention, and FIG. 5 is an embodiment of the present invention. FIG. 6 is a view illustrating a restraint part of a sealing device of a double door refrigerator according to an embodiment of the present disclosure, and FIG. 6 is a view illustrating an operation of a restraint part of a sealing device of a double door type refrigerator according to an embodiment of the present invention, and FIG. The figure which shows the modification of the safety part of the sealing apparatus of a double door type refrigerator.

1 to 7, the sealing device 100 of the double-door refrigerator according to an embodiment of the present invention, the filler 110, the hinge portion 120, the guide guide portion 140, the restraining portion 150 and Safety parts 170 and 270.

The refrigerator is provided with a pair of doors 10 for opening and closing the storage compartment of the main body. In addition, a gasket for preventing cold air from leaking out through a gap between the main body and the door 10 when the door 10 is closed is mounted on the rear edge of the door 10.

In addition, the pair of doors 10 are mounted with the other ends of the doors 10 spaced apart from each other by a predetermined distance so as to secure a rotation space so that each of the pair of doors 10 can be smoothly rotated.

The filler 110 is mounted to at least one of the doors 10 in order to prevent the cold air of the storage compartment from being discharged to the outside through the spaced spaces of the pair of doors 10.

Filler 110 is formed in the form of a bar (bar) is arranged long up and down as shown in Figure 1, is made of a case 112 and the front plate 114 coupled to the case 112 is hollow inside. An inside of the case 112 may be provided with a separate heat insulating material, the front plate 114 is made of a planar shape so that the front surface is in contact with the gasket (not shown) of the door 10.

The hinge part 120 hinges the filler 110 to the door 10, and the hinge bracket 122 and the hinge bracket 122 fixed to the door 10 are rotatably received in the filler 110. It includes a rotary groove 125 provided. The hinge bracket 122 includes a fixing part 123 coupled to the door 10 and a rotating part 124 coupled to the rotating groove 125. The fixing part 123 is fitted with a fitting groove 123a so that the fitting protrusion 12 protruding from the door 10 is inserted and temporarily fastened by the fitting protrusion 12 and the fitting groove 123a. It is fixed by the member 129, the rotating portion 124 is formed in a cylindrical shape is accommodated in the rotating groove portion (125). The rotation groove part 125 is provided with a separation prevention piece 126 surrounding the rotation part 124 to prevent the separation of the rotation part 124.

The rotating groove 125 is formed longer than the length of the rotating portion 124, the rotating portion 124 is inserted into the upper portion from the lower portion of the rotating groove 125 is coupled. In addition, the rotating groove 125 includes a closing cap 130 that is detachable from the filler 110 so that the hinge bracket 122 is detachable. That is, after securing the insertion space of the rotating part 124 by the separation of the closing cap 130, after the rotating part 124 is inserted, the closing cap 130 is coupled to cover the coupling portion. This finishing cap 130 is coupled to the filler 110 by a hook method.

The guide guide part 140 is to rotate the filler 110 to the sealing position when the door 10 is closed. Here, the sealing position refers to a state unfolded in parallel with the door 10 to seal the gap between the door 10 facing each other as shown in FIG.

The guide guide part 140 is in contact with the guide protrusion 142 provided at the upper end of the filler 110 and the guide protrusion 142 when the door 10 is closed so that the filler 110 rotates to the sealing position. 142 includes a guide groove 145 to guide the block. The guide block 144 is provided on an upper end surface of the storage compartment, and a guide groove 145 is formed to guide the guide protrusion 142.

That is, as shown in FIG. 4, when the door 10 is opened, the filler 110 is in a correct position, and when the door 10 is closed, the guide protrusion 142 is a guide groove of the guide block 144. By being inserted into and guided by 145, it rotates to a sealing position.

The restraining part 150 is interlocked with the guide guide part 140 and selectively restrains the rotation of the filler 110. When the door 10 is opened, the restraining part 150 restrains the rotation of the filler 110 so that the pillar 110 may be restrained. When the door 10 is closed, the rotational restraint of the filler 110 may be released and rotated to the sealing position by the guide protrusion 142 and the guide block 144. Here, the correct position of the filler 110 refers to a vertical state with respect to the door 10.

The guide protrusion 142 is capable of lifting up and down from the filler 110 when in contact with the guide block 144, and the restraining part 150 is a cutting groove 152 provided at the lower end of the guide protrusion 142 and a hinge portion ( And a restoring member 156 provided to the guide protrusion 142 to selectively restore the restraining protrusion 154 and the guide protrusion 142 to the initial position according to the elevation of the guide protrusion 142. .

That is, the guide protrusion 142 is made of a separate material from the filler 110, as shown in Figure 5, the upper end is projected to the upper portion of the filler 110, the lower end is formed to extend to the lower side, the incision groove 152 is formed. The upper end of the guide protrusion 142 is rounded to minimize the friction force in contact with the guide block 144.

The rotary groove 125 is provided with a separation preventing piece 126 to prevent the separation of the rotating part 124. The anti-separation piece 126 surrounds the circumference of the rotating part and includes a rotation limiting hole for limiting the range of rotation of the restraint protrusion.

That is, as shown in FIG. 1, the restraining protrusion 154 of the rotating part 124 is accommodated in the rotation limiting hole 127 of the release preventing piece 126 by inserting the rotating part 124 into the rotating groove part 125. to be. As a result, the restraining protrusion 154 contacts the rotational limiting hole 127 at one side of the inner surface when the pillar is unfolded, thereby limiting the rotational angle.

In addition, since the constraining protrusion 154 is accommodated in the rotation restriction hole 127, the longitudinal movement of the pillar 110 is limited, and thus, the detachment of the pillar 110 may be prevented.

The guide protrusion 142 is guided by the slide rail 160 when the filler 110 is raised and lowered. The slide rail unit 160 is fixed by forming a separate bracket inside the filler 110 and may be integrally formed inside the filler 110.

The slide rail portion 160 is provided with a receiving groove 162 for receiving the restraining protrusion 154 when the restraining protrusion 154 and the cutting groove 152 coincide. Receiving groove 162 is formed in the lower end of the slide rail 160, the restraint protrusion 154 is received in the receiving groove 162 in the correct position of the filler 100, that is, the filler 110 when the filler ( Blocking of the shankdong of 110 may prevent the peeling of the filler 110.

The safety unit 170 allows the pillar 110 to be rotated by an external force when the pillar 110 is restrained, and the pillar 110 maintains the vertical state of the door 10 in the open state of the door 10. This is to prevent food from colliding with the filler 110 or damage to the filler 110 due to mischief of the child.

The safety unit 170 is provided at the hinge unit 120. That is, the rotating part 124 of the hinge part 120 includes first and second rotating parts 124a and 124b which are formed to be separated up and down, and the safety part 170 is between the first and second rotating parts 124a and 124b. It includes a torsion spring 172 is provided. That is, as illustrated in FIG. 6, a torsion spring 172 is provided between the first and second rotation parts 124a and 124b, and the rotation of the pillar 110 is fixed by the constraint part 150. When the abnormality is applied to the filler 110, the first rotation part 124a in which the restraint protrusion 154 is formed may be rotated beyond the elastic force of the torsion spring 172 so that only the second rotation part 124a may be rotated. have. As a result, the filler 110 may be rotated, and the lower end of the hinge 120 or the guide protrusion 142 may be prevented from being damaged.

At this time, the recessed groove 173 is formed on the opposing surfaces of the first and second rotating parts 124a and 124b so that the torsion spring 172 is accommodated and not exposed to the outside, thereby preventing foreign substances from being caught.

Meanwhile, as a modification of the safety part 270, as shown in FIG. 7, the rotation part 124 includes first and second rotation parts 124a and 124b which are formed to be separated up and down, and the first and second rotation parts 124a, It includes an elastic spring 274 is formed on the opposite surface of the 124b to elastically support the curvature portion 272 and the second rotating portion 124b from the filler 110.

That is, when the rotation of the filler 110 is applied by the constraint 110 in a state in which a certain force or more is applied to the filler 110, the curvature 272 is separated from each other beyond the elastic force of the elastic spring 274. Thus, only the second rotating part 124b may be rotated.

Hereinafter, the operation and effects of the sealing device of the double-door refrigerator according to an embodiment of the present invention having the above structure will be described.

First, looking at the assembly of the sealing device 100 of the double-door refrigerator according to an embodiment of the present invention, the guide protrusion 142 in the interior of the filler 110 is divided into the front plate 114 and the case 112 Install.

The guide protrusion 142 has an upper end protruding to an upper portion of the pillar 110, is coupled to the slide rail 160 within the pillar 110, and is elastically supported by the restoring member 156.

In addition, the fixing part 123 of the hinge bracket 122 is mounted to the door 10 by a separate fastening member 129, and the rotating part 124 is accommodated in the rotating groove part 125 of the pillar 110. At this time, the rotation groove portion 125 is provided with a departure prevention piece 126, the rotation portion 124 is inserted into the upper direction from the bottom of the rotation groove portion 125 is bound. Then, the lower portion of the rotating groove 125 is coupled by a hook coupling method of the closing cap 130 to prevent the separation of the rotating portion 124.

Then, look at the operation of the filler 110 by opening and closing the door 10. The initial filler 110 is located in the sealing position. That is, by being in close contact with the unfolded state between the doors 10 facing each other to seal the inside, the leakage of cold air is prevented.

When the door 10 is opened to store food in the refrigerator storage compartment, the door 10 is rotated and opened around the door hinge.

The guide protrusion 142 is guided along the guide groove 145 of the guide block 144, and the filler 110 is folded in a vertical state of the door 10 according to the guide groove 145. Is located. The exact position of the pillar 110 may be fixed by the constraint part 150. That is, the filler 110 is pivoted around the rotating part 124 of the hinge bracket 122, and the guide protrusion 142 separated from the guide block 144 is raised by the elastic force of the restoring member 156. As the guide protrusion 142 rises, the cutting groove 152 is displaced from the restraining protrusion 154 of the hinge portion 120.

Therefore, the filler 110 is not rotated in a state where the cutaway groove 152 and the constraining protrusion 154 do not coincide with each other, and thus the filler 110 always maintains the home position in the open state of the door 10.

When the door 10 is closed in the state in which the food storage is completed in the refrigerator storage room, the filler 110 may be closed without interference of the other door 10 because the filler 110 is maintained in the correct position.

When the guide protrusion 142 is inserted into the guide groove 145 of the guide block 144, it is lowered by contact as shown in FIG. As the guide protrusion 142 descends, the cutting groove 152 coincides with the restraining protrusion 154 so that the pillar 110 is rotatable about the hinge portion 120.

4, the guide protrusion 142 is guided along the guide groove 145 of the guide block 144 to rotate the filler 110 to the sealing position. When the filler 110 is rotated to the sealing position, the front plate 114 of the filler 110 is in close contact with the gasket of each door 10, it is possible to prevent the cool air of the storage compartment from leaking out between the gaps of the door (10). have.

The lifting and lowering of the guide protrusion 142 according to the opening and closing of the door 10 may be accurately guided in a straight line by the slide rail unit 160 provided in the pillar 110.

On the other hand, when the door 10 is opened, the filler 110 that maintains the vertical state with respect to the door 10 is rotated by the safety unit 170 when external force is applied, thereby preventing damage.

In detail, as shown in FIG. 7, the filler 110 maintains the vertical state of the door 10 in the open state of the door 10, and collides with the filler 110 while storing food. When an external force of a predetermined force or more is generated in the filler 110 due to the mischief of the child, the first rotation part 124a in which the constraining protrusion 154 is formed by exceeding the elastic force of the torsion spring 172 is fixed in the second rotation part ( Only 124b can be rotated. As a result, the filler 110 may be rotated, and the lower end of the hinge 120 or the guide protrusion 142 may be prevented from being damaged.

In addition, as a modification of the safety unit 270, as shown in Figure 7 when the rotation of the filler 110 is restrained by the restrainer 150, when a predetermined force or more is applied to the filler 110, elasticity The curvature 272 may be separated from each other beyond the elastic force of the spring 274 to rotate only the second rotation part 124b.

As described above, according to the sealing device of the double-door refrigerator according to an embodiment of the present invention, the filler can be always positioned in the open state of the door, and prevents damage of the product due to malfunction by selectively preventing the rotation of the filler. It is easy to maintain and easy to remove and combine filler.

In addition, the present invention can be rotated by the safety portion when the external force is applied a predetermined force or more in the state in which the rotation of the filler is restrained by the restraining portion can be prevented from being damaged.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. I will understand.

Therefore, the true technical protection scope of the present invention will be defined by the claims.

100: sealing device of the double-door refrigerator 110: filler
112: case 114: front panel
120: hinge portion 122: hinge bracket
123: fixing part 123a: fitting groove
124: rotating part 124a: first rotating part
124b: the second rotating portion 125: the rotating groove portion
126: departure prevention piece 127: rotation restriction hole
129: fastening member 130: closing cap
140: guide guide portion 142: guide projection portion
144: guide block 145: guide groove
150: restraint 152: incision groove
154: restraining protrusion 156: restoring member
160: slide rail portion 162: receiving groove portion
170, 270: safety department 172: torsion spring
173: recessed groove 272: curvature
274: elastic spring

Claims (7)

Filler provided in one door of the refrigerator; A hinge portion hingedly connecting the filler to the door; A guide guide for guiding the pillar to rotate to a sealing position when the door is closed; A constraining part interlocked with the guide guide part to selectively restrain the rotation of the pillar; And a safety part configured to rotate the filler by an external force when the rotation of the filler is restricted.
The guide guide portion is provided with a guide protrusion on the top of the filler; And a guide block contacting the guide protrusion when the door is closed to guide the guide protrusion to rotate the filler to a sealing position.
The guide protrusion may move up and down from the filler when in contact with the guide block;
The restriction portion is a cutting groove provided in the lower end of the guide protrusion;
Constraining protrusions provided on the hinge portion and selectively matched with the cutting groove according to the lifting and lowering of the guide protrusion; And
Sealing device of a double-door refrigerator characterized in that it comprises a restoring member for restoring the guide projection to the initial position.
The method of claim 1,
The hinge portion is a hinge bracket fixed to the door; And
Sealing device of the double-door refrigerator characterized in that it comprises a rotating groove provided in the filler so that the hinge bracket is rotatably received.
The method of claim 2,
The hinge bracket may be fixed to the door; And
Sealing device of the two-door refrigerator characterized in that it comprises a rotating portion extending from the fixed portion rotatably coupled to the rotating groove.
The method of claim 3, wherein
The rotating part includes first and second rotating parts which are formed to be separated up and down;
The safety unit sealing device of the double door type refrigerator, characterized in that it comprises a torsion spring provided between the first and second rotation parts.
The method of claim 3, wherein
The rotating part includes first and second rotating parts which are formed to be separated up and down;
The safety portion is formed on the opposing surface of the first and second rotational portion and the mutually curved portion; And
Sealing device of a double-door refrigerator characterized in that it comprises a coil spring for elastically supporting the second rotating portion from the filler.
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