JP5885588B2 - refrigerator - Google Patents

Description

  The present invention relates to a refrigerator.

  As a positioning structure between the partition plate and the front rail of a conventional refrigerator part, the convex portion provided on the partition plate and the concave portion provided on the front rail are engaged with each other, thereby In some cases, the liquid material is prevented from falling into the lower chamber (the storage chamber below the partition plate) so as not to form a gap (for example, Patent Document 1).

Japanese Utility Model Publication No. 4-64087 (pages 3 to 4 and FIG. 2)

  In Patent Document 1, since positioning between the front rail and the door is not taken into consideration, the size of the gap between the front rail and the door is not stable, and the cool air inside the cabinet may leak out of the cabinet. .

  This invention is made | formed in order to solve the above subjects, and it aims at providing the refrigerator which can stabilize the dimension between a front rail and a door, and can suppress a cold air leak.

The refrigerator according to the present invention includes an outer box whose front surface is opened, a door that covers the opening of the outer box, a door gasket that is provided on the outer periphery of the back surface of the door, and a left-right direction of the opening of the outer box. A front beam attached to the extending edge, a side beam attached so as to extend in the depth direction from the vicinity of both left and right ends of the front beam, and a door hinge having a shaft part that pivotally supports the door. wherein the door hinge, the attached before SL side spar as the shaft portion is positioned in front of the said front crosspiece, the side spar in桟係engaging portion before provided on the front crosspiece mated with the stringers engaging portion to be engaged, the motion of the front-rear direction against the front crosspiece by said side girder engaging portion that is regulated.

  According to the present invention, the front beam and the side beam are positioned and fixed in the front-rear direction. For this reason, the positional relationship between the door supported by the door hinge fixed to the side beam and the front rail is also stable, and the dimension of the gap between the door and the front rail is stable. Therefore, the dimension between the door gasket provided on the door and the front rail is also stable, and cold air leakage from both can be suppressed.

It is a perspective view of the whole refrigerator which concerns on Embodiment 1 of this invention. It is a perspective view of the refrigerator of the state which excluded the door which concerns on Embodiment 1 of this invention, an inner plate, and a heat insulating material. It is the schematic of the front crosspiece and side beam of the refrigerator which concerns on Embodiment 1 of this invention. It is a side view of the whole refrigerator which concerns on Embodiment 1 of this invention. It is ZZ sectional drawing of FIG.

Embodiment 1 FIG.
Hereinafter, a first embodiment of a refrigerator according to the present invention will be described with reference to the drawings. In addition, this invention is not limited by the form of drawing shown below. Further, in the following description, terms for indicating directions (for example, “up”, “down”, “right”, “left”, “front”, “back”, etc.) are used as appropriate for easy understanding. This is for explanation and these terms do not limit the present invention.

FIG. 1 is a perspective view of the entire refrigerator 50 according to Embodiment 1 of the present invention.
As shown in FIG. 1, the refrigerator 50 includes a door 1 and an outer box 2. The door 1 constitutes the front surface of the refrigerator 50. The outer box 2 is open at the front, and constitutes the top surface, right side surface, left side surface, bottom surface, and back surface of the refrigerator 50. The outer box 2 includes an outer plate 3, an inner plate (not shown), and a heat insulating material provided between the outer plate 3 and the inner plate. The outer plate 3 constitutes the outline of the top surface portion, left side surface portion, right side surface portion, and back surface portion of the refrigerator 50. The opening of the outer box 2 is covered by the door 1. The door 1 includes a door plate 1a, a door inner plate 1b (shown in FIG. 4 to be described later) provided on the inner side of the door plate 1a, and heat insulation surrounded by the door plate 1a and the door inner plate 1b. It is composed of materials. The bottom surface of the door 1 is provided with a fitting hole 12 (described later) into which a shaft portion 7a (described later) is inserted.

FIG. 2 is a perspective view of refrigerator 50 in a state in which the door, the inner plate, and the heat insulating material according to Embodiment 1 of the present invention are removed.
As shown in FIG. 2, a front rail 5 is provided on the front side of the refrigerator of the bottom plate 4 along the left-right direction. The front rail 5 is attached to an edge extending in the left-right direction of the opening of the outer box 2 of the refrigerator 50. Side girders 6 are provided on the left side and the right side of the bottom plate 4 along the front-rear direction. The side beam 6 is attached so as to extend in the depth direction from the vicinity of both left and right end portions of the front rail 5.

FIG. 3 is a schematic diagram of the front beam 5 and the side beam 6 of the refrigerator 50 according to Embodiment 1 of the present invention.
FIG. 3A is a schematic diagram of front rail 5 and side beam 6 of refrigerator 50 according to Embodiment 1 of the present invention. FIG. 3B is a schematic diagram showing a state in which the front crosspiece engaging portion 10 of the front crosspiece 5 of the refrigerator 50 according to Embodiment 1 of the present invention and the convex portion 9 of the side beam 6 are engaged. FIG. 3C is a schematic diagram showing a state where the front beam engaging portion 10 of the front beam 5 of the refrigerator 50 according to Embodiment 1 of the present invention and the convex portion 9 of the side beam 6 are not engaged. .

  As shown in FIG. 3A, the front crosspiece 5 and the side beam 6 have a substantially L-shaped cross section. That is, each of the front rail 5 and the side beam 6 has a horizontal portion and a vertical portion orthogonal to the horizontal portion. The front rail 5 has a horizontal portion constituting the front rail 5 fixed to the bottom plate 4, and a vertical portion of the front rail 5 covers the front end side of the bottom plate 4 (see FIG. 2). The front bar 5 reinforces the front surface of the bottom plate 4. Further, the front rail 5 serves as a portion with which a door gasket 11 (described later) provided on the door 1 abuts. In the side girder 6, a horizontal part constituting the side girder 6 is fixed to the bottom plate 4, and a vertical part constituting the side girder 6 is fixed to the outer plate 3. By joining the side surface of the outer plate 3 and the bottom plate 4 by the side girders 6, the outer plate 3 and the bottom plate 4 are integrated. With such a configuration, the corner formed by the side surface of the outer plate 3 and the bottom plate 4 is reinforced, and the assembly is facilitated.

  As shown in FIG. 3B, a door hinge 7 that is fixed to the lower surface of the side beam 6 and that positions and holds the door 1 is provided at the front portion of the side beam 6. The door hinge 7 is formed of a flat plate, is overlapped with a horizontal portion extending in the front-rear direction of the side beam 6, is attached and fixed to the side beam 6 along the front-rear direction of the side beam 6, and a part protrudes forward. ing. A shaft portion 7 a that is formed in a substantially columnar shape and protrudes upward and is inserted into the fitting hole 12 of the door 1 to pivotally support the door 1 so as to be pivotable is provided at the front side end of the door hinge 7. It has been. The shaft portion 7 a is located in front of the front bar 5 and the front end 6 a of the side beam 6.

  As shown in FIG. 3C, a convex portion 9 is provided on the front side of the side beam 6. Further, on the left and right rear sides of the front rail 5, a front rail engaging portion 10 in which a concave portion 10a into which the convex portion 9 is inserted is formed is provided. The convex portion 9 engages with a front crosspiece engaging portion 10 provided on the front crosspiece 5 and restricts the movement of the side beam 6 in the front-rear direction with respect to the front crosspiece 5. It protrudes in the front side direction of the refrigerator 50 from the front end 6a. The convex portion 9 has a proximal end portion 9a, a wide width portion 9b, and a distal end portion 9c in this order from the proximal end side. The wide portion 9b is wider than the base end portion 9a, and the distal end portion 9c is narrower than the wide portion 9b. That is, the convex portion 9 has a base end portion 9a formed from the base end portion toward the distal end side, and once widened to form a wide portion 9b, gradually narrowed to form a distal end portion 9c. The front crosspiece engaging portion 10 is a plate-like member that stands in a substantially vertical direction, and the concave portion 10 a has a width that is the same as or slightly larger than the width of the base end portion 9 a of the convex portion 9. The thickness of the front crosspiece engaging portion 10 is the same as or slightly smaller than the length of the base end portion 9a in the front-rear direction. When the convex portion 9 is inserted into the concave portion 10a and engages with the front beam engaging portion 10, the movement of the side beam 6 in the front-rear direction is restricted, and the front beam 5 and the side beam 6 are fixed to each other. . The convex part 9 and the front crosspiece engaging part 10 are made of a material having rigidity.

FIG. 4 is a side view of the entire refrigerator 50 according to Embodiment 1 of the present invention. FIG. 5 is a ZZ cross-sectional view of FIG.
As shown in FIG. 5, a door gasket 11 that seals a gap between the door 1 and the outer box 2 that is formed when the door 1 is closed is provided on the outer peripheral flange of the back surface of the door 1. Yes. When the door 1 is closed, the door gasket 11 contacts the front rail 5. As described above, the fitting hole 12 into which the shaft portion 7 a is inserted is provided on the bottom surface of the door 1.

  In addition, the convex part 9 is equivalent to the side beam engaging part in this invention.

Below, the effect | action of the refrigerator 50 is demonstrated.
The front beam 5 and the side beam 6 are positioned and fixed in the front-rear direction by the convex portion 9 of the side beam 6 engaging the front beam engaging portion 10 of the front beam 5. Specifically, when the base end portion 9 a of the convex portion 9 is inserted into the concave portion 10 a of the front rail engaging portion 10, the wide portion 9 b is locked to the front surface of the front rail engaging portion 10. In this way, the wide portion 9b is locked to the front surface of the front crosspiece engaging portion 10, whereby the rearward movement of the side beam 6 is restricted. Since the length in the front-rear direction of the base end portion 9a is the same as or slightly larger than the thickness of the front crosspiece engaging portion 10, the front end 6a of the side beam 6 that is the base end of the base end portion 9a is The engagement portion 10 is locked to the rear surface. In this way, the front end 6a of the side beam 6 is locked to the rear surface of the front crosspiece engaging portion 10, whereby the movement of the side beam 6 in the forward direction is restricted. For this reason, when the convex part 9 engages with the front crosspiece engaging part 10, the protrusion part which protruded above the front crosspiece engaging part 10 is pinched | interposed by the front end 6a and the wide part 9b. In this manner, the front crosspiece engaging portion 10 and the convex portion 9 restrict the movement of the side beam 6 in the front-rear direction with respect to the front crosspiece 5.

  Moreover, the door 1 is pivotally supported by the shaft part 7a of the door hinge 7 fixed to the side beam 6 being inserted into the fitting hole 12 of the door 1. Cold air in the cabinet is confined in the cabinet by the door 1, the outer box 2, and the door gasket 11 that is provided on the outer peripheral flange of the rear surface of the door 1 and fills the gap formed between the door 1 and the outer box 2. The internal temperature of the refrigerator 50 is maintained.

  As described above, according to the refrigerator 50 according to the first embodiment, the convex portion 9 provided on the side beam 6 is engaged with the front crosspiece engaging portion 10 provided on the front crosspiece 5 and the front crosspiece 5 is engaged. And the side beam 6 are positioned and fixed in the front-rear direction. For this reason, the positional relationship between the door 1 supported by the door hinge 7 fixed to the side beam 6 and the front rail 5 is also stabilized, and the size of the gap between the door 1 and the front rail 5 is stabilized. Therefore, the dimension between the door gasket 11 provided in the door 1 and the front rail 5 is also stabilized, and cold air leakage from both can be suppressed. Moreover, even if a force in the front-rear direction is applied to the side beam 6 via the door hinge 7 by opening and closing the door 1, the front beam 5 and the side beam 6 are fixed so as not to easily move in the front-rear direction. Therefore, the occurrence of a gap between the door gasket 11 attached to the door 1 and the front rail 5 can be suppressed. Therefore, the refrigerator 50 can be used over a long period of time. Moreover, since generation | occurrence | production of the clearance gap between the door gasket 11 and the front rail 5 can be suppressed, an energy-saving refrigerator can be provided, without letting cold air escape outside a store | warehouse | chamber.

  In the first embodiment, the convex portion 9 provided on the side beam 6 is engaged with the front crosspiece engaging portion 10 provided on the front crosspiece 5, but is not limited thereto. If the engaging portion provided on the front beam 5 and the engaging portion provided on the side beam 6 are engaged, the front beam 5 and the side beam 6 are positioned and fixed in the front-rear direction. Good.

  Moreover, in this Embodiment 1, although the front crosspiece 5 was provided in the refrigerator front side of the baseplate 4, and the side beam 6 was provided in the refrigerator left side and the refrigerator right side of the baseplate 4, the structure was demonstrated to this. It is not limited. A front rail 5 is provided on the front side of the refrigerator 50 on the top panel, side girders 6 are provided on the left side and right side of the top panel of the refrigerator 50, and a door hinge 7 is fixed to the side girder 6. You may comprise. Moreover, the front rail 5 and the side beam 6 may be provided on the top plate and the bottom plate of the refrigerator 50, and the door hinge 7 may be fixed to the side beam 6.

  Moreover, in this Embodiment 1, although it was set as the structure which covers the outer box 2 which the front surface opened with the one door 1, it is not limited to this. For example, the present invention can be applied to a refrigerator provided with a door corresponding to each of the storage compartments divided vertically, and a refrigerator provided with a double door.

  Moreover, in this Embodiment 1, although it was set as the structure by which the door gasket 11 is provided in an outer periphery collar part, it is not limited to this. For example, when the back surface of the door 1 is a flat surface, the door gasket 11 may be provided on the outer periphery of the flat surface.

  1 Door, 1a Door plate, 1b Door inner plate, 2 Outer box, 3 Outer plate, 4 Bottom plate, 5 Front bar, 6 Side girder, 6a Front end, 7 Door hinge, 7a Shaft, 9 Convex, 9a Base end , 9b Wide part, 9c Tip part, 10 Front rail engaging part, 10a Recessed part, 11 Door gasket, 12 Fitting hole, 50 Refrigerator.

Claims (3)

An outer box with an open front,
A door covering the opening of the outer box;
A door gasket provided on the outer periphery of the back of the door;
A front rail attached to an edge extending in the left-right direction of the opening of the outer box;
Side girders attached so as to extend in the depth direction from the left and right end portions of the front rail,
A door hinge having a shaft portion for pivotally supporting the door,
The door hinge is mounted in front SL side spar such that the shaft portion is positioned in front of the said front crosspiece,
The side girder, the front fitted in桟係engaging portion before provided crosspiece provided with stringers engaging portion engaging said side girder engaging movement after pre against the front bar by engagement portion refrigerator but characterized in that it is regulated. The side beam engaging portion has a convex portion protruding forward of the side beam,
The refrigerator according to claim 1, wherein the front crosspiece engaging portion has a concave shape into which the convex portion is inserted. The convex portion of the side-girder engaging portion has a base end portion and a wide portion that is provided on the front end side with respect to the base end portion and is wider than the base end portion,
The base end portion of the side beam engaging portion is inserted into the concave shape of the front beam engaging portion, and the wide portion of the side beam engaging portion is engaged with the front beam engaging portion. The refrigerator according to claim 2.

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