JP5269720B2 - refrigerator - Google Patents

Abstract

The present invention provides a refrigerator having a simple structure capable of eliminating a vertical level difference between the left and right doors of dual-leaf opening type to close the front opening of a storage chamber and retaining a superior appearance design for the refrigerator as well. The front opening of storage chamber of the refrigerator of this invention is sealed with a left and right doors of dual-leaf opening type, and a partition member (13) rotating in longitudinal direction is installed at the inner surface of an open end on the opposite side of the pivoting side of at least one of the mentioned left and right doors for serving as an sucking surface for door pad. The invention is characterized in that a partition board (16), made of a thin steel board, of the sucking surface of the door pad of the rotary partition member is formed in a flat plate sucking surface (16a), and corner parts (16b) formed by reversely bending and folding two ends of the sucking surface then inwardly bending, and a partition frame (17) made of synthetic resin is used to cover the perimeter part of the mentioned partition board and the outer side of an heat insulation member (18) provided at the inner end of the partition board which is close to the refrigerator, and the partition board is buckled and retained by the partition frame.

Description

  The present invention relates to a refrigerator that is closed in a double door manner with left and right doors that are provided with a front opening of a storage chamber provided in an upper part of a main body.

  Large-capacity refrigerators for home use have been commercialized as refrigerators with many doors in each storage room as well as diversified cooling storage temperatures to meet various user needs. Top freezer type with room placed at the top, middle freezer type with freezer room between the upper refrigerator room and lower vegetable room, bottom freezer type with freezer room at the bottom, below the upper refrigerator room Various types have been commercialized, such as a type in which a vertically long freezer compartment and a vegetable compartment are juxtaposed, and a side-by-side type in which a freezer compartment and a refrigerator compartment are juxtaposed on the left and right.

  In such a product environment, in recent years, in consideration of usability, a refrigerator room that is frequently used and has the largest storage volume is installed at the top as a double door, and an ice making room and a temperature switching room are located below it. The main type is a vegetable room at the bottom and a freezer room at the bottom. When the door is closed on the inner surface of one open end of the refrigerating compartment door, it turns to the other door. A partition is attached to provide a gasket adsorbing portion (see, for example, Patent Document 1).

JP 2006-138608 A

  However, in the case of the spread doors in recent refrigerators, the left and right doors are enlarged and the vertical dimensions are also long, and the longitudinally long partition is curved so that the front position changes vertically. In that case, the front positions of the left and right sides of the adsorbing door may be shifted back and forth, and the external design as a refrigerator may be damaged.

  The present invention has been made in view of the above points, eliminates the front and rear steps between the left and right double doors arranged side by side so as to close the front opening of the storage chamber, and has an external appearance. It aims at providing the refrigerator which can hold | maintain a design favorably.

  In order to solve the above-mentioned problems, the present invention provides a rotary partition that is closed in a double-spreading manner with left and right doors arranged in parallel with the front opening of a storage chamber, and that extends vertically on the inner surface of at least one of the left and right doors on the side opposite to the pivot. In a refrigerator provided with a body and used as a suction surface for the door gasket, the partition plate made of a thin steel plate that forms the suction surface of the door gasket of the rotating partition is folded inward with a flat suction surface and both side edges. In addition, the inner surface of the partition plate and the outer surface of the heat insulating member provided on the inner side of the partition plate are covered with a synthetic resin partition frame body. The partition plate is engaged and held by the frame body.

  According to the configuration of the present invention, while maintaining the usability of the storage room adopting the left and right doors juxtaposed, the occurrence of a step difference between the front and rear doors with the simple structure is suppressed, and the appearance design is well maintained. can do.

It is an external appearance perspective view of the refrigerator which shows one Embodiment of this invention. It is a front view which shows the state which opened the double doors type door of the refrigerator compartment in FIG. It is a cross-sectional view of the principal part which shows the closed state of the refrigerator compartment door of FIG. It is a perspective view of the rotation partition shown in FIG. It is sectional drawing which follows the AA line of FIG. It is sectional drawing which follows the BB line of FIG. It is an enlarged view of the principal part of FIG. It is sectional drawing which shows the slit part between the ribs in FIG. It is sectional drawing of the same part as FIG. 5 which shows the other Example of this invention. It is sectional drawing of the same part as FIG. 5 which shows other Example of this invention. It is a disassembled perspective view of the rotary partition shown in FIG. It is a perspective view which expands and shows the principal part of the rotary partition shown in FIG. It is a perspective view which expands and shows the principal part of the rotary partition shown in FIG.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. The refrigerator (1) whose external perspective view is shown in FIG. 1 forms a heat insulation box main body (2) by filling a foam heat insulating material between the outer box and the inner box, and has the largest storage volume at the top and the usage frequency. A cold storage room (3) with a large amount of water is arranged, and an ice making room (4) and an automatic cooling storage room (5) equipped with an automatic ice making device are placed side by side on the lower side. Provided.

  The front opening of the refrigerating room (3) is closed by left and right doors (7) and (8), which are double door French doors, and a plurality of mounting shelves (9) are provided in the room. A water supply tank and a low temperature chamber for the ice tray provided in the vegetable container (10) and the ice making chamber (4) are partitioned.

  Each of the storage chambers provided in the lower part of the refrigerator compartment (3) is a pull-out type in which the storage container can be freely pulled out together with a support frame attached to the inside of the door that closes the front opening by a rail mechanism provided on the main body side. It is said. In addition, a refrigeration cooler, a refrigeration cooler, and a fan corresponding to each cooler are disposed on the back surface in the main body, and during the cooling operation, the refrigeration chamber (3) and other storage chambers are provided. Are controlled to be cooled to a predetermined temperature by the cool air generated by each of the coolers.

  As shown in FIG. 2, the left door (7) and the right door (8) of the double door type that closes the front opening of the refrigerator compartment (3) so as to be freely opened and closed are as shown in FIG. The upper and lower portions of each outer edge are pivotally supported by hinges fixed to the upper and lower positions of both side edges of (2), and gaskets (11) (12 ) Is prevented from leaking through the gap between the storage chamber side and the peripheral edges of the left and right doors (7) and (8).

  Thus, in one of the left and right doors, in this embodiment, on the open side of the left door (7), FIG. 3 is a cross-sectional view of the corresponding part, FIG. 4 is a perspective view, and FIG. As shown in the figure, when opening and closing, the pivotal portion (15) is rotated around the pivot (15) and extended to the right door (8) side, and the gaskets (11) (12) on the open side of the left and right doors (7) (8) are shown. The rotary partition (13) that forms the suction surface is attached over the longitudinal direction of the door inner plate (14).

  The rotating partition (13) is a molded heat insulating member made of foamed polystyrene that forms a heat insulating layer and a partition plate (16) made of a thin steel plate, which is a magnetic body that forms the magnet attracting surface of the gasket (11) (12). (18) and a synthetic resin partition frame (17) that covers these and forms an outer shell of the rotary partition (13). The partition plate (16) includes a flat suction surface (16a) The side edges are folded inward and overlapped, and further bent inward to form an angle portion (16b) extending inward of the cabinet, and the partition frame (17) is the partition plate (16) has a substantially U-shaped cross section by a back surface (17a) and a side wall portion (17b) extending forward from both ends of the back surface (17a) facing each other at a predetermined interval, and the molded heat insulating member (18) is installed in the internal space. And the folded portion of the partition plate (16) at the front edge (17c) of the side wall (17b) It is configured to engage the 16c).

  A surface heater (19) made of an aluminum foil heater or the like is arranged on the front side of the molded heat insulating member (18), and a heat made of a thin plate-like butyl rubber is provided in a gap with the front partition plate (16). A diffusion body (20) is interposed, and the surface heater (19) generates heat during operation of the refrigerator to heat the adsorption surface (16a) of the partition plate (16) to the dew point temperature or higher via the heat diffusion body (20). In addition, condensation on the surface of the partition plate (16) that is easily cooled by heat conduction through the partition frame (17) from the inside of the cabinet is prevented.

  The rotating partition (13) is attached to the upper and lower ends, and is connected to the open side of the left door (7) via the upper mounting member (54) and the lower mounting member (56) (in this embodiment, the left door (7) It is disposed on the door inner plate (14) constituting the right side surface. Each of the upper mounting member (54) and the lower mounting member (56) is provided with a pivot portion (15), and pivots into a shaft hole (30) provided in the upper and lower end portions of the partition frame (17). In a state where the portion (15) is rotatably inserted, it is fixed to the right side surface of the left door (7) by screwing or the like. Thereby, the rotation partition (13) is being fixed to the left door (7) so that rotation is possible centering on the pivot part (15).

  The rotating partition body is interlocked with the open / close door by the action of the spring (21) provided at the lower end of the rotating partition body (13) and the guide groove (22) and the pin provided on the refrigerator main body engaged therewith. (13) is rotated.

  That is, the guide groove (22) is formed in the upper end surface of the cap member (58) disposed at the upper end of the rotating partition (13), and the ceiling of the refrigerator compartment (3) is formed in the guide groove (22). A guide pin (not shown) protruding downward from the surface is engaged. Then, the guide pin slides along the guide groove (22) in accordance with the opening / closing operation of the left door (7), so that the rotary partition (13) rotates around the pivot portion (15).

  In the rotating partition (13), as shown in FIG. 11, the heat insulating member (18) and the surface heater (19) are housed in the internal space of the partition frame (17) having a substantially U-shaped cross section. A partition plate (16) is disposed at the front end of the side wall (17b) of the frame (17) to close the front opening of the partition frame (17).

  Then, in a state where the pivot portion (15) of the upper mounting member (54) is inserted into the shaft hole (30) provided in the upper end portion of the partition frame (17), the cap member (58) It is fixed to the upper end of 17) with screws (59).

  By fixing the cap member (58) to the upper end of the partition frame (17) in this way, the guide groove (22) is disposed on the upper end surface of the rotary partition (13), and the upper mounting member ( 54) contacts the cap member (58) and is disposed on the partition frame (17) without coming out upward.

  Further, as shown in FIG. 12, the lower mounting member (56) is formed by inserting the pivot shaft (15) through the shaft hole (30) provided in the lower end portion of the partition frame (17). It is rotatably arranged with respect to the body (17). In FIG. 12, reference numeral (62) denotes a screw for connecting and fixing the partition frame (17) to the heat insulating member (18).

  At the lower end of the side wall portion (17b) on the pivot side of the partition frame (17), a convex portion (17g) protruding toward the left door (7) extends integrally below the lower mounting member (56). Has been established.

  Specifically, in the closed state of the left door (7) with the partition plate (16) facing the front, the lower mounting member (56) is disposed at the closed position as shown in FIG. ) And a convex portion (60) extending downward from the lower surface (56a) is opposed to the convex portion (17g) provided on the partition frame (17) at a predetermined interval. Further, in the opened state of the left door (7) in which the rotating partition (13) is rotated inward, the lower mounting member (56) is disposed at the door opening position as shown in FIG. The lower surface (56a) of the member (56) is disposed to face the convex portion (17g) provided on the partition frame (17) at a predetermined interval. Thereby, the lower mounting member (56) is formed on the convex portion (17g) provided on the side wall portion (17b) of the partition frame (17) before the pivot portion (15) is pulled out downward from the shaft hole (30). In order to contact, it is arrange | positioned in a partition frame (17), without coming out below.

  The lower mounting member (56) as described above is formed on the lower mounting member (56) while compressing the spring (21) in the vertical direction of the rotating partition (13), that is, in the vertical direction of the refrigerator (1). A state in which the provided convex portion (60) avoids contact with the convex portion (17g) extended from the partition frame (17) (for example, the lower side between the above-described closed position and the open position) From the state in which the mounting member (56) is positioned), the convex portion (60) of the side mounting member (56) is inserted into the shaft hole (30) while the pivot portion (15) is inserted into the shaft hole (30). (17g) extended to the partition frame (17) by rotating the lower mounting member (56) around the pivot portion (15) to be in a state of being opposed to each other with a predetermined interval. The lower mounting member (56) is disposed on the partition frame (17) without interfering with the convex portion (17g).

  The rotating partition (13) has a seal fin (23) attached to the pivot side wall (17b) of the partition frame (17). When the door is closed, the tip of the seal fin (23) is attached to the door inner plate (14). By extending and abutting, the air flow inside and outside the warehouse is blocked and heat leakage is suppressed.

  In addition, an elastic sheet (24) formed of a soft sponge is attached to the back surface (17a) of the partition frame (17), and when the rotating partition (13) is turned to the inside of the warehouse when the door is opened. While preventing contact with the door inner plate (14), the cooling of the back of the partition frame (17a) by the cold air blown into the refrigerator compartment (3) is alleviated, and heat is transferred to the partition plate (16). It acts to suppress the above.

  And as shown in FIG. 6 which is sectional drawing which follows the BB line which is the center part of the said FIG. 4, the rib (17d) extended inward from the back surface (17a) side of a partition frame (17). Are formed in the angle portion (16b) extending inward of the partition plate (16) with the engagement claws (17e) formed at the tip thereof in parallel and partially in the vertical direction. (16d).

  The engagement between the engagement claw (17e) and the engagement hole (16d) covers these with the molded heat insulating member (18), the surface heater (19), and the heat diffusion body (20) installed therein. Each of the members arranged inside by the engagement of the engagement hole (16d) and the engagement claw (17e), which is engaged when the partition plate (16) is combined with the partition frame (17). Can be stably held in place without rattling, improve the strength of the rotating partition (13) without increasing the number of parts, and bend deformation such as warping in the vertical direction of the suction surface (16a) Can prevent the front positions of the doors (7) and (8) from shifting back and forth, and the external design of the refrigerator can be favorably retained.

  At the front end of the side wall portion (17b) of the partition frame (17) having a substantially U-shaped cross section, as shown in an enlarged view in FIG. As described above, when assembling the rotating partition (13), the edge of the folded portion (16c) of the partition plate (16) is connected to the groove (17f). 17f), the two are fitted together, and it is possible to suppress the formation of a gap at the junction between the partition plate (16) and the partition frame (17) by this fitting. A beautiful appearance of the seam can be provided.

  Moreover, although the pivot part (15) to the door inner plate (14) side is provided in one side part of the said rotation partition (13), the side wall surface in the pivot side of this partition frame (17) In (17b), a plurality of ribs (25) projecting toward the door inner plate (14) side at the time of closing the door are provided in parallel in the longitudinal direction, two in this embodiment. When the rotating partition (13) rotates and the gaskets (11) and (12) of the left and right doors (7) and (8) are attracted to the partition plate (16), the rib (25) Since the gap with the plate (14) is also reduced, the flow of cold air from the interior to the gasket (11) is suppressed, and the heat leakage is reduced. In addition, the anti-pivot support side of the rotating partition (13) is configured to reduce the gap between the two by a protruding portion formed on the door inner plate (14) facing when the door is closed.

  Further, on the side wall surface (17b) of the partition frame between the two ribs (25), as shown in the cross-sectional view of FIG. The slit (26) suppresses the heat transfer using the side wall surface (17b) from the inner side to the outer side as a heat conductor, and the rib (25) suppresses the air flow. In addition, a heat blocking part is formed.

  With these configurations, it is possible to efficiently cool by suppressing heat leakage from the inside of the storage to the outside of the storage, and to reduce power consumption. The rib (25) is provided on the pivot side. Since it is provided on the side wall surface (17b) and the slit (26) is provided between the ribs (25), it is not exposed to the outside and the appearance is not impaired.

  In addition, as shown in FIG. 9 which is a cross-sectional view of the same part as FIG. 5, in the longitudinal direction in the center of the surface of the partition plate (16 ′) where the gasket adsorbing portion is formed. If the recessed reinforcing bead (27) is formed, the strength against the vertical stress of the partition plate (16 ') itself can be improved, and the strength over the rotating partition (13') can be increased. It is possible to further suppress the occurrence of a level difference between the left and right doors (7) and (8). In addition, although the said reinforcement bead (27) demonstrated the thing of a concave shape, it cannot be overemphasized that you may form in a protruding item | line, if it does not affect the adsorption | suction allowance of a gasket.

  Further, in the present embodiment, the convex portion (17g) that contacts the lower mounting member (56) before the pivot portion (15) comes out downward from the shaft hole (30) is the side wall portion of the partition frame (17). Since it is integrally extended from the lower end of (17b), it is not necessary to attach another member for disposing the lower attachment member (56) to the partition frame (17) to the lower attachment member (56). The number of parts can be reduced.

  Subsequently, another embodiment will be described. As shown in FIG. 10, in this embodiment, the partition frame (17 ″) of the rotary partition (13 ″) is integrally formed into a frame shape having a square cross section having a front (28) portion, and the front surface ( The thickness of 28) is formed into a thin film as much as possible so as not to impair the attractive force on the attractive surface (16a) of the partition plate (16 ″) of the magnet gaskets (11) and (12). The adsorption surface (16a ″) is disposed on the surface.

  In assembling the rotating partition (13 ″), the surface heater (19 ″) and the heat diffusing body (20 ″) are fixed in advance between the angle portions (16b ″) of the partition plate, and the partition plate ( 16 ″) is inserted through the upper opening of the partition frame (17 ″) and slid while inserting the tip of the angle portion (16b ″) into the concave groove (18a ″) formed in the molded heat insulating member (18 ″). Both can be combined by moving.

  Note that the partition frame (17 ″) may be covered with the thin film member separate from the front surface of the partition plate (16 ″) without having a square cross section. Since (16 ″) can be incorporated in a state that cannot be seen from the outside, it can be formed of an uncoated steel sheet, which can contribute to cost reduction.

  Moreover, in each said Example, although the example which applied the double doors type left and right door to the door of the refrigerator compartment (3) with the largest accommodation amount was demonstrated, it cannot be overemphasized that it can apply also to another storeroom door.

DESCRIPTION OF SYMBOLS 1 Refrigerator body 2 Heat insulation box body 3 Refrigeration room 4 Ice making room 5 Temperature switching room 6 Freezer room 7 Left door 8 Right door 11, 12 Gasket
13, 13 ′, 13 ″ rotating partition 14 door inner plate 15 pivot
16, 16 ', 16 "partition plate 16a, 16a" adsorption surface
16b, 16b ″ Angle part 16c Folding part 16d Engagement hole
17, 17 ', 17 "partition frame 17a rear 17b side wall
17c Front edge 17d Rib 17e Engaging claw
17f Concave groove 17g Convex part
18, 18 ″ molded insulation 18a, 18a ″ groove
19, 19 ″ Surface heater 20, 20 ″ Heat diffuser 21 Spring
22 Guide groove 23 Seal fin 24 Elastic sheet
25 Rib 26 Slit 27 Reinforcement bead
28 Front 30 Shaft hole 54 Upper mounting member
56 Lower mounting member 58 Cap member 60 Projection

Claims (8)

The left and right doors with the front opening of the storage chamber are closed with a double door, and a rotary partition extending in the vertical direction is provided on the inner surface of at least one of the left and right doors to serve as a suction surface for the door gasket. In the refrigerator
The partition plate made of a thin steel plate that forms the suction surface of the door gasket of the rotating partition is overlapped by folding the flat suction surface and both side edges thereof inward, and then folded inward to form the angle portion. With a shape
A refrigerator characterized in that a peripheral edge of the partition plate and an outer surface of a heat insulating member provided inside the partition plate are covered with a synthetic resin partition frame and the partition plate is engaged and held by the partition frame.   An engaging piece projecting from the inner surface of the partition frame body in the rotating partition body toward the rear surface side of the partition plate is projected, and the angle portion of the partition plate is engaged with the engagement piece and held at a predetermined position. The refrigerator according to claim 1.   The refrigerator according to claim 1 or 2, wherein an end surface extending in the vertical direction at both side folded portions of the partition plate is engaged with a concave groove portion formed at a front end portion of the partition frame body.   A pivot portion for pivotally supporting one side portion of the rotary partition on the door side is provided, and a heat conduction blocking portion is formed in the longitudinal direction on a side wall surface on the pivot side of the partition frame. Item 10. The refrigerator according to Item 1.   5. The refrigerator according to claim 4, wherein the heat conduction blocking portion is formed of a plurality of ribs projecting to the door side and slits formed in a partition frame body surface between the ribs.   2. The refrigerator according to claim 1, wherein a reinforcing bead extending in the vertical direction is formed at a central portion of the gasket suction surface of the partition plate.   2. The refrigerator according to claim 1, wherein a surface of the partition plate is covered with a thin film member formed integrally with the partition frame body, and the partition plate is a non-painted steel plate.   A pivot part provided in the attachment member is inserted into shaft holes provided in the upper and lower ends of the partition frame body, the attachment member is fixed to the door, and one side portion of the rotary partition body is pivotally supported to the door side. A pivot portion is provided at the upper and lower end portions of the rotating partition body, and a convex portion protruding outward from a side wall portion on the pivot side of the partition frame body is provided below the mounting member provided on the lower side of the partition frame body. The refrigerator according to any one of claims 1 to 7, wherein the refrigerator is extended.

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