KR100299874B1 - Upper hinge for refrigerator door - Google Patents

Abstract

PURPOSE: An upper hinge for refrigerator door is provided to achieve an in-advance prevention against shift of gasket caused due to the assembly error occurring during assembly of refrigerator door. CONSTITUTION: An upper hinge comprises a base plate(50), a hinge plate(60) and a hinge fixing unit(70). The base plate includes a plane plate mounted to a refrigerator body, and which has mount grooves(53); a pair of support ends(54) arranged to be opposed with each other at both sides of the plane plate, and which have slots(54a); and a fixing end(56) arranged at an end of the plane plate, and which has a vertically extended hole. The hinge plate includes a hinge pin(62) extended in a vertical direction from the lower surface of the hinge plate so as to be inserted into a pin groove(3a) formed at a refrigerator door(3); a fixing protrusion(64) extended in a vertical direction from the lower surface of the hinge plate so as to be inserted into the mount groove formed at the base plate; and a fixing piece(66) extended from the hinge plate so as to be inserted into the fixing end of the base plate. The hinge fixing unit is coupled to the support ends of the base plate, such that the hinge fixing unit presses and fixes/releases the upper surface of the hinge plate.

Description

Upper hinge of door for refrigerator

The present invention relates to a door hinge of a refrigerator, and more particularly, to an upper hinge of a door for a refrigerator to prevent the gasket from being pushed when assembling the upper door of the refrigerator.

The refrigerator uses the principle that heat is exchanged with the atmosphere by using the temperature difference generated by the phase change of the refrigerant in the process of compressing, condensing, or expanding the refrigerant such as freon or methane. Device.

As described above, the cold air generated during the phase change process of the refrigerant gas is supplied to the freezer compartment and the refrigerating compartment provided in the main body 1 of the refrigerator to store food as shown in FIG. The upper door 3 and the lower door 5 are installed to prevent cold air from leaking out to form a closed space.

The upper door 3 and the lower door 5 are fixed to the main body 1 by hinges rotatably coupled to open and close them, respectively, such door hinges supporting the lower side of the lower door 5. The hinge 10, the intermediate hinge 20 interposed between the upper surface of the lower door 5 and the lower surface of the upper door 3, and the upper hinge 30 fixed to the upper side of the upper door 3. It is composed.

The lower hinge 10 is installed at one side of the bottom surface of the refrigerating compartment, which includes a bracket 12 bolted to the body 1, a hinge plate 14 extending vertically from the bracket 12, and the It consists of a hinge pin 16 extending perpendicular to the upper surface of the hinge plate (14).

Of course, the hinge pin 16 is inserted into the hinge hole formed in the lower surface of the lower door (5).

In addition, the intermediate hinge 20 is installed at one point of the partition plate partitioning the freezer compartment and the refrigerating compartment, which is a bracket 22 bolted to the main body 1, the hinge vertically extended from the bracket 22 The plate 24 and the hinge pins 26 extend vertically on the upper and lower surfaces of the hinge plate 24, respectively.

Of course, the hinge pin 24 protruding from the upper side of the hinge plate 24 is inserted into a hinge hole formed in one side of the lower surface of the upper door 3, the hinge pin protruding from the lower side of the hinge plate 24 ( 26 is inserted into the hinge hole (5a) formed on one side of the upper surface of the lower door (5).

On the other hand, the upper hinge 30 is a bracket 32 which is bolted to the main body 1 of the refrigerator, a hinge plate 34 extending to the tip of the bracket 32, and the hinge plate 34 Consists of a hinge pin (36) protruding downward in the vertical direction.

Of course, the upper door 3 of the refrigerator is formed with a hinge hole 3a into which the hinge pin 36 is inserted.

The door of the refrigerator having the above structure is assembled in the following order.

First, the lower door 5 of the refrigerator is installed, and the upper door 3 is temporarily fixed by coupling the upper door 3 to the intermediate hinge 20.

In this state, the hinge pin 36 of the upper hinge 30 is inserted into the hinge hole 3a of the upper door 3, and the four bolt holes formed in the bracket 32 have four bolts formed in the main body 1. Position it in communication with the hole.

Then, bolts are respectively fixed to the four bolt holes.

In this process, the upper door of the refrigerator is combined.

However, in the process of fixing the bolt to the bracket 32, because the conventional door hinge is a structure fixed by the bolt, not only the door is not correctly assembled by the assembly tolerance, but also sags only about 2-3mm There was a problem that the gasket is pushed down and the airtightness is lowered.

The present invention has been made in view of the above problems, an object of the present invention is to be able to arbitrarily determine the assembly section of the door during the assembly operation of the upper door to prevent the door from sag and also prevent the gasket from being pushed An upper hinge of the door for a refrigerator is provided.

1 is an exploded perspective view illustrating an exploded view of a refrigerator and a door for illustrating a door hinge structure of a general refrigerator,

Figure 2 is an exploded perspective view showing the upper hinge of the door for a refrigerator according to the present invention,

Figure 3 is an assembled perspective view showing the upper hinge of the door for a refrigerator according to the present invention.

** Description of symbols for the main parts of the drawing **

50: base plate 52: rivet hole

53: fixing groove 54: support end

54a: slot 56: fixed end

60: hinge plate 62: hinge pin

64: fixing projection 66: fixing piece

68: adjustment plate 70: hinged ball

72: upper bending piece 74: lower bending piece

76: hinge pin 78: handle

80: bolt

In order to realize the above object,

A base plate including a plate having one or more fixing grooves formed thereon, a pair of supporting ends each having a vertically extending slot facing both sides of the plate, and a fixing end having a vertically extending hole formed at an end of the flat plate;

A hinge pin vertically extended at one side to be inserted into the pin groove of the door, a fixing protrusion protruding at one side to be inserted into the fixing groove of the base plate, and a fixing piece extending at a predetermined interval to be inserted into the fixing end of the base plate. Hinge plate;

Provided is an upper hinge of a door for a refrigerator including a hinged fixture rotatably inserted into a support end of the base plate so as to press or fix or release the upper surface of the hinge plate.

Here, the two sides of the hinge plate is characterized in that the adjusting plate formed with a screw hole is extended in the vertical upward direction, the support end of the base plate is formed with a screw hole is coupled to the adjustment screw.

Since the upper hinge of the door for a refrigerator according to the present invention configured as described above is a structure in which the hinge plate seated on the base plate is coupled with the adjustment screw, the hinge plate can be moved a predetermined section by adjusting the adjustment screw.

Accordingly, it is possible to prevent the gasket from being pushed by moving the hinge plate by tightening or loosening the screw in the opposite direction in which the door sags.

Accordingly, the operator can accurately perform the assembly work of the door without error.

Hereinafter, preferred embodiments of the present invention configured as described above will be described in detail with reference to the accompanying drawings.

2 is an exploded perspective view showing the upper hinge of the door for a refrigerator according to the present embodiment, Figure 3 is an assembled perspective view.

As shown, the upper hinge of the door for a refrigerator according to the present embodiment includes a base plate 50 coupled to the upper edge of the refrigerator, a hinge plate 60 seated on the upper surface of the base plate 50, It consists of a hinged fixture 70 for fixing the hinge plate 60.

The base plate 50 has four rivet holes 52 formed therebetween, and fixing grooves 53 are formed between the rivet holes 52.

In addition, the support end 54 extends vertically upward on both front sides of the base plate 50, and the support end 54 is formed with a slot 54a opened forward, On one side is formed a screw hole 54b.

In addition, a fixing end 56 having a fixing hole is formed at the end of the base plate 50 in a vertically upward direction.

On the other hand, the hinge plate 60 is seated on the upper surface of the base plate 50 to secure the door, the pin groove (3a) of the door (3) in the portion extending to protrude forward than the base plate 50 Hinge pin 62 is protruded so as to be inserted into the base plate, and two fixing protrusions 64 are formed at a part seated on the base plate 50 so as to be inserted into the fixing groove 53 of the base plate 50. have.

The fixing groove 53 is formed slightly larger so that the fixing protrusion 64 is inserted to move a predetermined section.

In addition, the end of the hinge plate 60 is formed with a fixing piece 66 extending in a predetermined width to be inserted into the fixing hole of the fixing end 56, each of the central portion of the hinge plate 60 is a screw The adjustment plate 68 in which the hole is formed extends vertically upward.

Here, the hinge plate 60 has a width capable of moving a predetermined section between the support ends 54 of the base plate 50.

On the other hand, the hinge fixture 70 is supported by the hinge plate 76 protrudes on both sides of the bending point of the upper bent piece 72 and the lower bent piece 74 is formed by the letter "b" to support the base plate 50. It is possible to insert into the slot (54a) formed in the end 54, the handle 78 is extended to the upper bending piece 72 to facilitate the operation of the hinge fixture (70).

The upper hinge of the door for a refrigerator according to the present embodiment configured as described above is assembled as follows.

First, rivets are applied to the four rivet holes 54 formed in the base plate 50 and fixed to the upper surface of the refrigerator.

In this state, the fixing piece 66 extending at the end of the hinge plate 60 is inserted into and fixed to the fixing end 56 of the base plate 50, and a hinge pin protruding from the front lower side of the hinge plate 60. (62) is inserted into the pin groove (3a) of the door (3). At this time, the end of the hinge plate 60 is fixed and the hinge pin 62 is moved up and down.

After assembling in this way, the adjustment screw 80 is coupled through the screw hole 54b formed in the fixed end 56 of the base plate 50 and the screw hole formed in the adjusting plate 68 of the hinge plate 60. do.

At this time, by adjusting the coupling degree of the adjustment screw 80 to move the hinge plate 60 to the left and right to check the assembly state of the door, such as the sliding state of the gasket.

If the gasket is confirmed to be correctly positioned without being pushed, the hinge pins 76 extending on both sides of the hinge fixture 70 are inserted into the slots of the base plate 50 and then rotated by 90 ° to adjust the handle 78 downward. .

In this operation, the lower bending piece 74 of the hinged fixture 70 is fixed while pressing the hinge plate 60, and the assembly of the intermediate hinge is completed.

In the process of assembling the door, the sliding phenomenon of the gasket due to the assembly tolerance is largely due to the difference of several mm.

Therefore, the upper hinge of the door for a refrigerator according to the present embodiment, which can adjust the adjusting screw to move the hinge plate left and right, can overcome the assembly tolerance generated during assembly.

The upper hinge of the door for a refrigerator according to the present invention configured as described above has an effect of preventing the sliding of the gasket due to the assembly tolerance in the process of assembling the door of the refrigerator.

Accordingly, it is possible to determine the accuracy of the door assembly, thereby improving the reliability of the product.

The above-described embodiments are merely examples and the present invention is not limited thereto.

In addition, those skilled in the art to which the present invention pertains will be able to practice by modifying the embodiments described above. However, it will be readily appreciated that the implementations with the slight modifications and bounds are included in the scope of the present invention if the spirit of the present invention is accurately understood through the appended claims.

Claims (2)

A pair of support ends 54 which are seated and fixed on one side of the main body of the refrigerator and provided with a fixing groove 53 and a pair of support ends 54 which are provided to face both sides of the plate 51 and have a slot 54a extending horizontally. And a base plate 50 including a fixed end 56 having a hole 56a extending vertically at the end of the flat plate 51. A hinge pin 62 vertically extended to one side of the lower portion to be inserted into the pin groove 3a of the door 3 and a lower portion protruding downwardly to be loosely coupled to the fixing groove 53 of the base plate 50. A hinge plate (60) having a fixing protrusion (64) and a fixing piece (66) extending a predetermined section to be inserted into the fixing end (56) of the base plate (50); For the refrigerator comprising a hinged fixture 70 is rotatably coupled to the support end 54 of the base plate 50 so as to press or fix the upper surface of the hinge plate 60 Upper hinge of the door. According to claim 1, wherein the adjusting plate 68, the screw hole 68a is formed on both sides of the hinge plate 60 extends in the vertical upward direction, and the support hole 54 of the base plate 50 in the screw hole ( 54b) is formed, the upper plate of the door for a refrigerator, characterized in that the adjustment plate 68 and the support end 54 is coupled to each other through an adjustment screw (80).

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