KR100554288B1 - Door handle device of refrigerator - Google Patents

Abstract

The present invention relates to a door handle device of a refrigerator, and an object thereof is to facilitate door opening with a small force.

According to the door handle device of the refrigerator according to the present invention, when the handle bar 43 is pulled forward, the operation lever 46 associated with the connector 44 through the wire 45 is rotated to push the front surface of the cabinet 10 The gasket 31 on the rear surface of the door 30 adjacent to the operation lever 46 is first spaced apart to generate a gap G, and external air flows into the storage chamber 20 through the gap G. Accordingly, since the storage chamber 20 is formed at the same pressure as the atmosphere at the moment of opening the door 30, there is an advantage that the opening operation is smooth and easy.

Description

Door handle device of refrigerator

1 is a schematic view showing a refrigerator according to the present invention.

2 is an exploded perspective view of the handle device according to the present invention.

FIG. 3 is a cross-sectional view taken along line III-III of FIG. 1, showing a handlebar mounting structure in a state where the door is closed.

Figure 4 is a perspective view showing an extracting the mounting structure of the operating lever according to the present invention.

5 is an exploded perspective view showing a structure of an operating lever according to the present invention.

6 is a cross-sectional view showing an operating state of the handle bar according to the present invention during the opening operation of the door.

7 is a perspective view showing an operating state of the operating lever according to the present invention during the opening operation of the door.

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

10 cabinet 30 door

40. Handle unit 41. Upper trim

42. Lower trim 43. Handlebars

44. Connector 45. Wire

46. Operation lever 47. Space part

48..Guide

The present invention relates to a refrigerator, and more particularly, to a door handle device of the refrigerator to facilitate the opening operation of the door hinged to the cabinet.

In general, the refrigerator is configured to supply the cold air generated from the evaporator of the refrigeration cycle to the storage compartment to maintain the freshness of various foods for a long time.

That is, the refrigerator has a cabinet that forms an outer body and has a storage compartment having an open front in the inside thereof, and is hinged to the front of the cabinet to open and close the storage compartment and have a door provided with a handle.

In the storage compartment formed in the cabinet, shelves are provided in multiple stages for storing food in a compartment. And the door is coupled to the front of the cabinet through a hinge on one side of the upper and lower ends, and rotates around it. A gasket for sealing the door shelf and the storage compartment where small foods, beverages, etc. are stored is provided at the back of the door. do.

The gasket formed of a rubber material is mounted along the rear edge of the door, and the magnet is embedded in close contact with the front surface of the cabinet in which the storage compartment is opened, and has a predetermined closed space to absorb shock when the door is closed.

When the refrigerator configured as described above is driven, the air in the storage compartment is cooled by heat exchange with the evaporator of the refrigerating cycle. As the air in the storage compartment is cooled and contracted, the storage compartment pressure is lower than the atmospheric pressure.

In this state, when the user pulls the handle to open the door, the elastic gasket first increases due to the magnetic force that closely contacts the cabinet and the door at the moment of opening, and the pressure difference between the storage compartment and the outside air, and the gasket must be transmitted more than that. The door is opened away from the cabinet.

As a result, since the storage compartment is kept at a low pressure due to the contraction of air and the gasket is in close contact with the cabinet front with considerable force, the conventional refrigerator requires considerable force to open the door.

The present invention is to solve this problem, an object of the present invention is to open the door by directly pushing the front of the cabinet when the door is pulled by the handle to separate the first part of the door, the door of the refrigerator can be opened more easily It is to provide a handle device.

In order to achieve the above object, the present invention provides a refrigerator having a handle provided on the other side of the door and a door provided with a gasket provided on the rear side of the cabinet, the upper and lower portions of one side of the cabinet are hinged to the cabinet to open and close the storage compartment. In

The handle unit is

One end is coupled to the front surface of the other side of the door handle bar that can be rotated around the rotation, the connector is axially coupled to the other front side of the door to rotate in the opposite direction during the rotation of the handle bar, the door from the cabinet during the rotation of the connector The operating lever is rotatably mounted on the other side lower end of the door so as to separate the one end is fixed to the connector and the other end is a configuration characterized in that it has a wire fixed to the operating lever.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1, the refrigerator according to the present invention is a pair of opening and closing the cabinet 10 and the opening of the storage compartment 20 in which the storage compartment 20 having the front face 12 opened to the left and right so as to store food. Door 30 is provided.

The partition wall 11 is provided in the cabinet 10 to partition the storage compartment 20 from side to side, and the storage compartment 20 is provided with a plurality of shelves 21 for storing food in a compartment.

The pair of doors 30 is provided with a handle device 40 that can be held by the user in the front portion, the door shelf 32, which accommodates small food and water bottles on the back is mounted up and down. One side of the door 30 is coupled to the front of the cabinet 10 via the hinges 33 and 34, the hinge is divided into the upper hinge 33 and the lower hinge 34. That is, the upper end of one side of the door 30 is coupled to the upper part of the cabinet 10 through the upper hinge 33, and the lower end of one side of the door 30 is coupled to the lower part of the cabinet 10 through the lower hinge 34. As a result, the door 30 is rotatable side to side. In addition, a rear side of the door 30 facing the front surface 12 of the cabinet 10 has a soft gasket having a magnet (not shown) with a magnet (not shown) along the rim so as to seal the storage compartment 20 when the door 30 is closed. 31) is provided.

On the other hand, the handle device 40 mounted on the front side of the other side (the opposite side of the hinged one side) of the door 30, when the user pulls to open the door 30, pushes the bottom of the cabinet 10 directly to the door ( It is spaced apart from the 30, which is the top of the other side of the door 30 is axially coupled to the handle bar 43, which can be rotated about a predetermined angle around it, the door to rotate in the opposite direction during the rotation of the handle bar 43 A connector 44 (see FIG. 2) axially coupled to the other front side of the 30, mounted to the bottom of the other side of the door 30 to space the door 30 away from the cabinet 10 in conjunction with the connector 44. The actuating lever 46 and the actuating lever 46 have a wire 45 fixed at one end to the connector 44 and the other end fixed at the actuating lever 46 so that the actuating lever 46 is interlocked according to the rotational movement of the connector 44.

2 and 3, the handle bar 43 is installed in the longitudinal direction on the other front side of the door 30, the upper and lower portions of the handle bar 43 while performing a decorative function at the same time The upper trim 41 and the lower trim 42 are mounted to be vertically connected to support the trim. The lower portions of the upper trim 41 and the upper portion of the lower trim 42 are formed so that the brackets 41a and 42a having holes 41b and 42b protruded to support the handlebars 43, respectively. In addition, a bracket 41a is inserted into the upper end of the handle bar 43, and an axial support part 43a is formed in which the axial coupling hole 43b is drilled to communicate with the hole 41b. The cover part 43c is formed so that the extension part 43c of the 44 may be loosely inserted, and the upper part of the lower trim 42 may be covered comfortably. Accordingly, after the bracket 41a is inserted into the shaft support 43a and the shaft 41c is inserted to pass through the shaft coupling hole 43b and the hole 41b at the same time, the handlebar 43 is centered around the shaft support 43a. ) Is coupled to the other front surface of the door 30 to be rotated by a predetermined angle and at the same time the bracket 42a formed on the lower trim 42 is wrapped in the cover portion 43c of the handle bar 43.

The connector 44 is coupled to the shaft 42c with the bracket 42a formed on the lower trim 42 so as to rotate in the opposite direction to the handlebar 43, and the connector 44 is bracket 42a of the lower trim 42. ) And central portion 44a formed with shaft coupling hole 44b to engage shaft 42c, extension portion 44c extending from central portion 44a so as to be loosely inserted into cover portion 43c of handlebar 43, and Fixing member 45a extending from the central portion 44a to the inside of the door 30 while forming a predetermined angle with the portion 44c (generally configured to form 90 degrees in this embodiment) and provided at one end of the wire 45 at the front end thereof. The fixing part 44d in which the fixing groove 44e is formed is integrally formed so that the fitting is engaged. Therefore, when the extension portion 44c is inserted into the cover portion 43c of the handlebar 43 and the center portion 44a is coupled to the shaft 42c of the bracket 42a of the lower trim 42, the fixing portion 44e is provided. The connector 44 is rotatably coupled about the shaft 42c in a state in which the door 30 is extended into the door 30. That is, when the lower end of the handlebar 43 is pulled forward and rotated by a predetermined angle, the extension 44c is lifted so that the connector 44 rotates in the opposite direction to the handlebar 43. Reference numeral 47 is a space portion formed inside the door 30 corresponding to the upper portion of the lower trim 42 to allow the fixing portion 44e of the connector 44 to be accommodated, and 48 is surrounded by the tube 45c. It is a guide tool provided in the longitudinal direction at the front surface of the door 30 corresponding to the rear surface of the lower trim 42 for the wiring of the wire 45.

In addition, a return spring 44f for restoring the central portion 44a of the connector 44 is mounted. Return spring 44f is composed of a kind of torsion spring, the center of which is wound in a coil shape is fitted to the outer periphery of the center 44a of the connector 44, one end is coupled to press the upper portion of the extension 44c And the other end is supported by the upper portion of the lower trim (42). Since the extension portion 44c of the connector 44 is always pressed by the return spring 44f, the handlebar 43 is restored together with the connector 44 when the pulling force of the handlebar 43 is removed. .

4 and 5, the operation lever 46 is mounted on the lower end of the door 30 and interlocks with the connector 44. The bush coupling hole 46b is rotatably coupled to the lower end of the door 30. A fixed end 46c and a fixed end extending from the perforated central portion 46a and the central portion 46a and having a fixing groove 46d formed at an end thereof so that the fixing body 45b provided at the other end of the wire 45 is fitted into and fixed. It is defined as a contact end 46e that extends from the center portion 46a to approximately 90 degrees with 46c and maintains the end portion in contact with the front face 12 of the cabinet 10 with the door 30 closed. The contact end 46e extends stepwise from the central portion 46a, and the roller 46f pushes the bush 46g while rolling the front surface 12 of the cabinet 10 during the opening operation of the door 30 at the end thereof. The screw 46h is coupled via the screw. Accordingly, when the bush 46j is inserted into the central portion 46a of the actuating lever 46 and then coupled to the lower end of the door 30 through the fixing screw 46k, the actuating lever 46 is rotatable about this. The outer peripheral surface of the roller 46f is in contact with the front surface 12 of the cabinet 10.

In addition, a return spring 46i made of a torsion spring is mounted to the central portion 46a of the operation lever 46. The return spring 46i is coupled to the central portion 46a of the actuating lever 46, that is, the outer periphery of the bush 46j fitted in the bush engagement hole 46b, and one end of the return spring 46i is connected to the actuating lever 46. 30 is fixed to the lower end, when removed by the pulling force through the wire 45, the operating lever 46 is restored by the elastic restoring force of the return spring 46i.

Reference numeral 49 is a fixing plate mounted on one side lower end of the door 30 to guide the wire 45 arrangement, and is inserted into and fixed to the fixing groove 46d of the operating lever 46 through the fixing body 46b. The wire 45 is kept taut.

Next will be described the operation and effect of the door handle device according to the present invention configured as described above.

First, when the door 30 is closed so that the storage compartment 20 is sealed through a gasket 31 having a magnet (not shown), the lower part of the handle bar 43 is pulled forward to pull it, which is shown in FIG. 6. As shown in the drawing, the handle bar 43 rotates by a predetermined angle in the direction of the arrow A about the shaft support portion 43a. In addition, the extension portion 44c accommodated in the cover portion 43c of the handlebar 43 is lifted so that the connector 44 also has the direction of arrow B opposite to the rotational direction of the handlebar 43 about the axis 42c. By rotating the wire 45, the wire 45 is pulled upward in the door 30.

Subsequently, as the wire 45 is pulled, the operating lever 46 rotates in the direction of the arrow C, as shown in FIG. At this time, since the roller 46f provided at the contact end 46e of the operating lever 46 pushes it while rolling with the front face 12 of the cabinet 10, the door 30 from the front face 12 of the cabinet 10 is pushed. Some of the back of the are spaced apart.

That is, as the handlebar 43 is pulled, the operation lever 46 connected through the connector 44 and the wire 45 is rotated, and at the same time, the roller 46f of the contact end 46b is moved to the front surface of the cabinet 10 ( It is pushed while contacting the cloud with 12). As a result, a part of the gasket 31 adjacent to the operation lever 46 is first spaced apart from the cabinet 10 to generate a gap G, and at the same time, the external air flows into the storage chamber 20 through the gap G, The storage compartment 20 is instantaneously maintained at the same pressure as the atmosphere, making it easier to open the door 30.

At this time, since the return springs 44f and 46i mounted on the connector 44 and the operating lever 46 are twisted and exerting elastic restoring force, the handle bar 43 is shown in FIGS. 3 and 4. As described above, the actuating lever 46 and the handlebar 43 are restored together with the connector 44 by the restoring force of the return springs 44f and 46i. When the door 30 is closed again, the magnet (not shown) The built-in gasket 31 is in close contact with the front surface 12 of the cabinet 10 to keep the door 30 closed.

As described in detail above, according to the door handle device of the refrigerator according to the present invention, when the handle bar is pulled forward, the operation lever associated with the connector is pushed in front of the cabinet while the operation lever associated with the wire rotates, thereby The gaskets are first spaced apart, creating a gap, through which the outside air enters the storage compartment. Accordingly, since the storage chamber is formed at the same pressure as the atmosphere at the moment of opening the door, there is an advantage that the opening operation is smooth and easy.

Claims (7)

A refrigerator having a cabinet having a storage compartment open to the front, a top and a bottom of one side hinged to the cabinet to open and close the storage compartment, and a door having a gasket provided at a rear side thereof, and a refrigerator provided with a handle device provided at the other side of the door. The handle device 40, One end of the handle bar 43, which is coupled to the shaft 41c on the other front surface of the door 30 and rotates about the door 41, Connector 44 coupled to the shaft 42c on the other front surface of the door 30 to rotate in the opposite direction during the rotational movement of the handle bar 43, An operating lever 46 mounted rotatably on the other lower end of the door 30 so as to space the door 30 from the cabinet 10 during the rotational movement of the connector 44; One end is fixed to the connector 44, the other end of the refrigerator door handle device characterized in that it has a wire (45) fixed to the operating lever (46). The method of claim 1, The other side of the front surface of the door 30 is connected to the other end of the handle bar 43, the trim 42 having a bracket 42a formed on the upper side is mounted in the longitudinal direction, The other end of the handle bar 43 is provided with a cover portion 43c for covering the upper portion of the trim 42, The connector 44, An extension extending from the central portion 44a so as to be loosely inserted into the cover portion 43c of the handlebar 43 and the central portion 44a rotatably coupled to the bracket 42a of the trim 42; A fixing portion 44d extending from the central portion 44a into the door 30 at a predetermined angle with the extension portion 44c and the extension portion 44c and having one end of the wire 45 fixed to the front end thereof is integrally formed. Door handle device of the refrigerator, characterized in that formed as. The method of claim 2, The door handle device of the refrigerator, characterized in that the return spring (44f) for restoring the connector 44 is provided in the central portion (44a) of the connector (44). The method of claim 2, The front door of the door (30) corresponding to the back of the trim (42) is a door handle device of the refrigerator, characterized in that the guide (48) for embedding the wire (45) is provided. The method of claim 1, The operating lever 46, A central portion 46a rotatably coupled to the lower end of the other side of the door 30, a fixed end 46c extending from the central portion 46a, and the other end of the wire 45 is fixed to an end thereof; 46c) door handle device of the refrigerator, characterized in that the contact end (46e) extending from the central portion (46a) integrally formed so as to contact the cabinet (10) front surface (12) at a predetermined angle. The method of claim 5, At the end of the contact end 46e of the operating lever 46, a roller 46f is mounted to push the cabinet 10 while rolling with the front surface 12 of the cabinet 10 when the door 30 is opened. Door handle device of the refrigerator, characterized in that. The method of claim 5, The door handle device of the refrigerator, characterized in that the return spring (46i) for restoring the operating lever 46 is provided in the central portion (46a) of the operating lever (46).

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