JPH028681A - Door device of refrigerator - Google Patents

Abstract

PURPOSE:To enable an entire opening plane of a thermal insulated box to be utilized for loading or unloading items and to improve a convenience in use by a method wherein a partition member is fixed to an opening edge at a non-pivoted rear surface of a right-left opening type door, partition members for both doors are abutted to each other to make a sealed state within a refrigerator. CONSTITUTION:When a door 7A is closed, side surfaces of both partition members 18 are abutted to each other at a central part while guide projections 22 of the partition plates 18 are positioned near rear parts of guiding surfaces 16 of opposed guides 15 at an upper and a lower edges of an opening 5A of a thermal insulated box 5, and then an interior 8 of refrigerator is kept air tight. When the door 7A is opened, the partition plates 18 are pulled toward the pivoted portion of the door 7A by a spring 27, resulting in that as the door is released, the guide projections 22 are slid on the guide surfaces 16, rotated in a clockwise direction around a holding member 19A and released. When the door 7A is closed, it may operate in opposite to that of the door opening operation. In turn, as the door 7A is closed, the guide projections 22 are guided into the guide surfaces 16 of (-)-shaped recesses of the guide 15. The door is slid on the guiding surfaces 16, whereby when the door 7A is closed, side surfaces of the both partition plates 18 are abutted to each other at a central part near the rear portions.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a refrigerator, etc., in which the opening of a heat insulating box is opened and closed by a double door, and each of the non-pivot sides of the door is provided with a partition for sealing. Regarding the door device.

BACKGROUND ART FIGS. 9 to 12 show conventional door devices for refrigerators and the like. In the figure, 1 is a refrigerator. 2 is an outer box made of a steel plate, and 3 is an inner box made of synthetic resin. 4 is a foamed heating material filled between the two boxes 2 and 3.

Reference numeral 6 denotes a heat insulating box body consisting of the outer box 2, inner box 3, and foamed heat insulating material 4.

6A is a front opening of the heat insulating box 6. 6A and 8B are an upper hinge and a lower hinge attached to the left and right edges of the opening 6A of the heat insulating box 5. 7A and 7B are rotatably supported by the upper and lower hinges aA and 6B, and are connected to the opening 6.
A is a two-panel floor that can be opened and closed. Reference numeral 8 denotes the inside of the refrigerator, which is surrounded by the heat-insulating box 6 and double-opening doors 7A and 7B, in which foods and the like are stored. Further, reference numeral 9 denotes a closing body that extends in the direction of the rotation axis of the door with a length that spans the opening edge of the opening 5A of the heat insulating box 6, and partitions the opening. 10 is Kannon opening door 7
This is a gasket as a sealing member into which a magnet attached to the periphery of the back surface of A and 7B is inserted. This gasket 1o is for double door opening 7A.

When the opening 7B is closed, the front edge of the outer box 2 of the opening 6A of the heat insulating box 5 and the front face of the closing body 9 are magnetized to seal the inside 8 of the refrigerator.

Problems to be Solved by the Invention However, in the above configuration, the closing body 9 is fixed to the heat insulating box body 6, and the volume of the interior 8 of the refrigerator is reduced by the closing body 9, and the double opening type door 7A.

It also has the disadvantage that when the 7B is opened, it obstructs the delivery of articles into the warehouse interior 8.

The present invention solves the above-mentioned problems and provides a door device for refrigerators and the like that does not interfere with the opening of articles and keeps the inside of the refrigerator airtight.

Means for Solving the Problems In order to solve the above problems, the door device for refrigerators, etc. of the present invention has the following features:
The opening of the insulating box is closed with double doors, and gaskets are provided on the back edges of both doors to abut the openings of the insulating box, and the upper and lower opening edges on the non-pivot sides of both doors are closed. A guide has a guide surface that slopes from the front side to the rear side and is recessed, and a guide that extends in the direction of the rotation axis of the door with a length that spans the opening edge on the back side of the non-pivot side of both doors and can be freely rotated. The partition body has a guide protrusion that is supported by the opening and rotates in contact with the guide guide surface of the opening, and a holding part made of a sealing material such as a gasket that is inserted over the entire height of the back surface of the non-pivotal side of both doors. It is something that

According to the above structure, the bisexual cutter rotates toward the center as the doors close, and the bisexual cutter holds the holding part with the guide protrusion of the partition body positioned at the rear of the guide guide surface. By rotating as a support shaft and having the sides of the bisexual cut pieces abut in the center, it does not interfere with the patterning of articles and maintains airtightness within the warehouse.

EXAMPLE Hereinafter, an example of the present invention will be described with reference to the drawings. Note that the same parts as those of the conventional refrigerator are given the same reference numerals, and the description thereof will be omitted.

Figure 1 is a perspective view as seen from the back of the door, Figure 2 is a detailed cross-sectional view along C-C, Figure 3 is a front view of the inside of the refrigerator, and Figure 4 is a cross-sectional view along B-B of the refrigerator shown in Figure 1. FIG. 6 shows a perspective view of a refrigerator in one embodiment of the present invention.

In the figure, 14 is a refrigerator in this embodiment. 1
Reference numeral 5 designates guide portions that are formed oppositely above and below the edges of the opening 6A of the heat insulating box 5 on the non-pivot sides of the doors yA and 7B, respectively. Reference numeral 16 denotes a guide surface formed in the guide 16 with an incline and a depression from the front side toward the rear side. 1 is attached to the periphery of the back of doors 7A and 7B, /17A.

7B is a gasket serving as a sealing member in which a magnet is inserted into the front edge of the outer box 2 of the opening 5A of the heat insulating box 6 when it is closed. Reference numeral 18 designates a pair of partitions that are provided on the back surfaces of the doors 7A and 7B on the non-pivot sides and are opposite to each other in the left and right directions and have a length that spans approximately the opening edge of the opening 5A of the heat insulating box 5. 19 is the partition body 1
This is a sealing material made of a soft member etc. No. 8. Reference numeral 19A is a holding portion for attaching the sealing material 19 of the partition body 18 to the back surface of the non-pivot side of the doors 7A and yB. 2o is sealing material 19
This is an insulating material inserted inside the 21 is a pair of caps provided above and below to hold the partition body 18; 22 is a guide portion 150 provided on the cap 21;
This is a guide protrusion of the partition body 18 that slides on the guide surface 16.

Moreover, 23 is (Je<+]↓ of the partition body 18 attached to the doors 7A and 7B.

An arm 24 supports the holder 23 and the partition 18. Reference numeral 25 denotes a shaft portion on which the arm 24 and the holder 23 are rotatably attached, and 26 is a cap 21 on which the mJ arm and the partition body 18 are rotatably attached.
It is a support section provided in the.

Reference numeral 27 denotes a holder 23 and a cap 21 that are attached to draw the partition 18 toward the doors 7A and 7B, respectively.
It is a spring that connects the 28 is a part where the spring 27 is attached to the holder 23 side, and 29 is a part where the spring 27 is attached to the cap 21 side.

The operation of the refrigerator configured as described above when opening and closing the door 7A will be described below with reference to FIGS. 6 to 8.

When the door 7A is closed, the guide protrusion 22 of the partition body 18 is located near the rear of the guide surface 16 of the guide 160 opposite to the bottom of the opening 6A of the heat insulating box body 6, and the sides of the bisexual cut body 18 are in the center. The interior 8 of the refrigerator is kept airtight.

When the door 7A is opened, the partition 18 is pushed by the spring 27, and the door 7A is opened.
Since it is attracted to the pivot side, when the guide protrusion 22 is opened, the guide protrusion 22 slides on the guide surface 16 and rotates clockwise about the holding part 19A as a support shaft to be opened.

When the door 7A is closed, the door 7A operates in the opposite direction to the opening operation, and when the door 7A is closed, the guide protrusion 22 is drawn into the guide surface 16 of the V-shaped recess of the guide 16 and slides on the guide surface 16. As a result, when the door 7A is closed, the bisexual cut body 18 is released near the rear of the guide surface 16.
The side surfaces of are brought into contact at the center.

As described above, according to this embodiment, by attaching the partition to the door side, it is easier to take out items into the refrigerator compared to the conventional case where a closing material is used for the opening of the insulated box. It is something.

Effects of the Invention As described above, the present invention includes first and second double-opening doors that close the opening of a heat-insulating box body having an opening, and a pair of double-opening doors above and below the opening edge on the non-pivot side of the door. By providing a guide with a guide surface and sliding the guide protrusion of the partition, which is rotatably supported on the back surface of the non-pivot side of both doors with a length spanning the opening edge, onto the guide surface, the partition of both doors can be moved. The partition body contacts the inside of the refrigerator to keep the interior airtight, and since the partition moves with the door as it opens, there is no need to install conventional blocking materials, and the entire opening surface of the insulating box can be used to expose the product pattern. It can be used for many purposes and improves usability.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of an embodiment of the present invention as seen from the back of the door, Fig. 2 is a sectional view taken along line C-C in Fig. 6, Fig. 3 is a front view of the inside of the refrigerator, and Fig. 4 is The BB sectional view of the refrigerator in FIG. 6, FIG. ... Guide surface, 18 ... Partition body, 22 ... Guide protrusion. Name of agent: Patent attorney Toshio Nakao and 1 other person No. 5
Figure/No. 4 Figure 10 +5 -- 19^゛η °- Kite group circle surface a-t27# Maintenance guide 2J8 Figure 9 Figure 11 Figure 12 Figure 15-m-guide +6- House interior surface 18- Partition material

Claims (1)

[Claims] A first and second double-opening door rotatably supported on both sides of the opening for closing the opening of a heat insulating box body having an opening; a pair of guides having a gasket in contact with each other, and a guide surface formed at the opening edge at the opening edge located on the non-pivot side of both doors and having a concave shape with an inclination from the front side to the rear side of the opening; It is rotatably supported on the back surface of the non-pivot side of both doors with a length that spans the opening edge and extends in the direction of the rotation axis of the door, and as the doors close, it rotates toward the center of the opening. It consists of a guide protrusion that rotates in contact with the guide guide surface, and a partition body that has a holding part made of a sealing material that is inserted over the entire height of the back surface of the non-pivotal side of both doors, and guides the partition body to the rear of the guide guide surface. A door device for a refrigerator, etc., characterized in that both partitions rotate about the holding part in a state where the protrusion is positioned, and the side surfaces of both partitions abut at the center.