JPH0413081A - Supporting device for door body - Google Patents

Abstract

PURPOSE:To permit the change of the opening direction of door bodies to either one of right- opening or left-opening at site by a method wherein an upper hinge, provided for an upper door, a middle hinge, provided between the upper door and a lower door, and a lower hinge, provided for the lower door, support pivotable hinge pins at the tip ends of respective specified supporting parts. CONSTITUTION:An upper hinge 17, provided for an upper door 7, supports a hinge pin 23 pivotably at the tip end of a supporting part 21, whose one end is bent and whose tip end is formed with a semi-circular section 20, while a middle hinge 15, provided between the upper door 7 and a lower door 8, and a lower hinge 31, provided for the lower door 8, support hinge pins 23 pivotably at the tip ends of supporting parts 28, 34, larger than the upper hinge 17 by a size corresponding to the amount of eccentricity C. The hinge pin 23 is attached to the upper hinge 17 is downward direction (b) and the hinge pins 23 for the middle hinge 25 and a lower hinge 31 are formed in upward direction (a) while a middle hinge pin 30 is formed on the middle hinge 25 so as to be in the downward direction (b). According to this method, the hinge pins provided for respective hinges can be pivoted or slid to either upward or downward direction in accordance with the opening and closing direction of the doors whereby the doors can be changed to the doors having reverse opening direction by only removing respective hinges from the main body and attaching them to predetermined symmetrical positions.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a door support device for a storage unit used in a refrigerator or the like.

BACKGROUND OF THE INVENTION Conventionally, this type of storage has a plurality of doors, the upper and lower doors share one central hinge, and each hinge is dedicated depending on the opening/closing direction of the door.

An example of the above-mentioned conventional storage door support device will be described below with reference to the drawings.

FIG. 5 to FIG. 7 show a conventional door support device.

In the same figure, 1 is the main body of the storage, and this main body 1 consists of an outer box 2, an inner box 3, and a heat insulating material 4, and has an opening 5 for storing and taking out products on the front side of the main body 1, A horizontally installed frame 6 is provided to partition the opening 6 into upper and lower sections, and the opening 5 partitioned by the frame 6 is provided with a rotary door 7 and a door 8 that can be opened and closed freely. . An upper hinge 1 having cylindrical hinge pins 9, 1o shifted in the front-rear direction on the upper and lower sides of each field 7, 8 on the front pivot side of the main body 1;
2 and a lower hinge 13 are provided. The middle hinge 12 includes both the hinge pins 9 and 1o, and pivotally supports the lower side of the door 7 and the upper side of the door 8.

The hinge pin 9 provided on the upper hinge 11 and the middle hinge 12i/(the provided hinge pin 10 are connected to this hinge pin 1
o is attached so as to be apart from the main body 1. Similarly, the hinge pin 9 provided on the middle hinge 12 and the hinge pin 10 provided on the lower hinge are attached such that the hinge pin 1o is separated from the main body 1. Then, above and below the door 7 sandwiched between the upper hinge 11 and the middle hinge 12 and s8 sandwiched between the middle hinge 12 and the lower hinge 13,
A hollow hinge pin receiver 14 is provided which fits into the hinge pins 9 and 1o. 15 is a handle. Further, the lower surface of the main body 1 is provided with four legs 16 that support the main body 1.

The operation of the door support device configured as described above will be described below.

First, the doors 7 and 8 attached to the main body 1 are attached to each upper hinge 1.
1, the hinge pins 9 and 10 provided on the middle hinge 12 and the lower hinge 13, and the hinge pin receiver 14. Therefore, if the angle is within a certain angle with the door γ, 8 open, the moment automatically closes the door γ, 8.

Problems to be Solved by the Invention However, in the above configuration, the shapes of the hinges 11, 12, 13 and the positions of the hinge pins 9, 1o are determined with respect to the opening/closing direction of the doors 7, 8, and a right-hand door is changed from a left-hand door to a left-hand door. When changing to , even if doors 7 and 8 could be used in common, the upper hinge had to be prepared to open to the left. This is easy to change if the manufacturer makes the change, but if the change is made locally, there is a problem in that it must be ordered from a dedicated hinge manufacturer.

In view of the above problems, the present invention uses a common hinge, opens to the right,
To provide a door body support device that can be changed on-site to either open to the left or to the left.

Means for Solving the Problems In order to solve the above problems, the door body support device of the present invention has an upper hinge provided on the upper door that pivots on the upper side, and has a mounting portion having a mounting hole, and one end of which is referred to as the mounting portion. A support part that is continuous at right angles and has a semicircular shape at the other end, and a hinge pin that is rotatably supported at the tip of this support part, and one hinge provided between the upper and lower doors. The middle hinge has a mounting part having a mounting hole, a supporting part that is approximately perpendicular to the mounting part, one end of which is continuous, and the other end formed in a semicircular shape, and a support part that rotates around the tip of the supporting part. A lower hinge that pivotally supports a freely movable hinge pin, the support part of the middle hinge loosely fits the middle hinge pin that slides vertically into a shifted position on the main body side, and is pivoted on the lower side provided on the lower door. This includes a mounting portion having a mounting hole, a support portion having one end bent and a semicircular tip, and a rotatable hinge pin pivotally supported at the tip of the support portion.

Effect: With the above-described configuration, the present invention does not require a dedicated hinge, and the currently installed hinges can be attached and detached, each hinge can be attached to a predetermined symmetrical position, and the door can be opened to the right or left. This means that it can be changed to

Embodiment Below, a door support device according to an embodiment of the present invention will be explained with reference to FIGS. do.

In the figure, reference numeral 17 denotes an upper hinge, which includes a mounting part 19 made of two metal plates and having a mounting hole 18, a support part 21 whose one end is bent to form a semicircular part 20 at the tip, and the support part 21.
A pin 22 is freely wrinkled at the tip of the hinge pin 23, and a hinge pin 23 is pivotally supported. 26 is a middle hinge, which is made of two metal plates and has a mounting hole 18f; one end is bent to form a semicircular part 27 at the tip; and the upper hinge 17 has an eccentric amount C. The support part 28 is larger, and the pin 22 is attached to the tip of the support part 28.
A pin 29 is loosely passed through the support portion 28 to pivotally support the upper hinge pin 23, and a pin 29 is loosely passed through the support portion 28 at a position shifted toward the main body 1 by an eccentric amount C;
A middle hinge pin 3o that slides in the vertical directions a and b is fitted. Further, 31 is a lower hinge, which is made of two metal plates and has a mounting part 32 having a mounting hole 18, and one end bent to form a semicircular part 33 at the tip. 0
The support part 34 is larger, and the pin 2 is attached to the tip of the support part 34.
2, and pivotally supports the hinge pin 23.

The operation of the door support device configured as above will be described below.

First, the doors 7 and 8 attached to the main body 1 are attached to the upper hinge 17.
, the middle hinge 26, the hinge pin 23 provided on the lower hinge 31, and the middle hinge pin 3o formed in the downward direction by its own weight.
Each field 7.8 can be pivoted to open and close. or,
The hinge pin 23 is formed downward in the upper hinge 17 and upward in the middle hinge 26 and the lower hinge 31, and the middle hinge pin 30 is formed in the downward direction a in the middle hinge 26, and the hinge pin 23 is formed in the downward direction a in the middle hinge 26.
Since 4°26 is deviated by an eccentric amount of 0 minutes, the doors 7 and 8 are automatically closed by the moment if the angle is within a certain angle in the open state.

As described above, according to this embodiment, the hinge pin provided on each hinge can rotate or slide in either the up or down direction, and can be changed to the required direction according to the opening/closing direction of the door, so the door can be opened to the right. If you want to change the door to open from the left, you can change it to a reverse-opening door by simply removing each hinge from the main body and attaching each hinge to a predetermined symmetrical position.

Effects of the Invention As described above, the present invention allows the hinge pin to be freely rotated and slid in the vertical direction, allowing the door to be opened and closed in any direction on site, and does not require special parts to be ordered from the manufacturer. It is. Moreover, the structure is simple and the operation is easy. Furthermore, since the parts are used both during manufacturer production and in mixed production of left-hand and right-hand openings, work is easier and the number of parts can be reduced by half.

[Brief explanation of drawings]

FIG. 1 is a perspective view of each hinge of a door support device according to an embodiment of the present invention, FIG. 2 is a partial perspective view of FIG. 1, and FIG. 3 is an external perspective view of the present invention when opened to the left. Figure 4 is an external perspective view of Figure 3 when opened to the right, Figure 5 is a perspective view of a conventional storage, Figure 6 is a sectional view of Figure 5, and Figure 7 is a partially exploded view of Figure 5. . 17...Top hinge, 18...Mounting hole,
19,26゜32...Mounting part, 20,27.33...
...Semicircle part, 21.28.34 ...Support part, 22 ...Pin, 23 ...Hinge pin, 24.26 ...Shaft Core, 26...
...Middle hinge, 29...Pin, 30...
...Middle hinge pin, 31...Bottom hinge, a...
...Upward direction, b...Downward direction, C...
・Amount of eccentricity. Name of agent: Patent attorney Shigetaka Awano and 1 other person17
“-Upper hinge I σl

Claims (1)

[Claims] The storage unit has an upper door and a lower door provided at the front opening of the storage main body, and an upper hinge provided on the upper door and pivotally supported on the upper side has a mounting portion having a mounting hole and one end attached to the mounting portion. a supporting part that is continuous at substantially right angles to the main door and has a semicircular shape at the other end; a rotatable hinge pin is pivotally supported at the tip of the supporting part; and the supporting part is provided between the upper door and the lower door. The middle hinge, which is pivoted by one hinge, has a mounting part with a mounting hole, a supporting part that is approximately perpendicular to the mounting part, one end of which is continuous, and the other end of which is formed in a semicircular shape, and the tip of this supporting part. A rotatable hinge pin is pivotally supported in the lower door, and the support part of the middle hinge loosely fits the middle hinge pin that slides vertically into a shifted position on the main body side, and is pivoted on the lower side provided on the lower door. The lower hinge has a mounting part having a mounting hole, a supporting part having one end bent and the tip formed in a semicircular shape, and a rotatable hinge pin pivotally supported at the tip of the supporting part. Body support device.