JPH073259Y2 - Sliding door opening device for refrigerators, etc. - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Industrial Field of the Invention The present invention relates to a slide type door opening device in, for example, a large prefabricated refrigerator, a freezer, a storage, or a cooler (hereinafter referred to as a refrigerator). .

2. Description of the Related Art Conventionally, a slide type door provided in a large prefabricated refrigerator with a built-in structure has a structure in which it is pressed against the outer surface of the peripheral portion of the storage opening so that cold air in the storage compartment does not leak when the refrigerator is closed. Great power was required when opening the door.
Therefore, as shown in FIG. 3, for example, a sliding door opening device is already known in which the door (22) can be initially opened with a light force by the lever action of the outside lever (23). .

In the same figure, the conventional device has a lever (23) outside the refrigerator, which is slidable left and right and has a packing (29) at the inner peripheral edge of a sliding door (22) of a refrigerator (21) near the left edge. ) And the inside lever (24) are attached to both ends of the common horizontal shaft (25) so as to extend to the right when viewed from the front, and the end of the horizontal shaft (25) on the inside lever (24) side. The door pushing member (26) is attached to the left side of the door so that its tip portion is the door receiving panel (27).
The door (22) can be initially opened by the lever action when the lever (23) or the inside lever (24) is swung downwards because it is brought into contact with the metal (28) on the inside surface of the It was a thing.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention However, in the conventional sliding door opening device, both the inside lever (24) and the door pushing member (26) project inside the refrigerator from the tip of the packing (29). Door (2
On the open side of 2), the inside lever (24) hits the inside surface of the door opening of the door receiving panel (27), and the door (22) cannot be opened to the full width of the opening, so the opening is effective. Since the width dimension is narrowed by about 100 to 200 mm, the storage opening cannot be effectively used, and there is a problem that it is very inconvenient when loading and unloading products.

Although not shown in the drawings, conventionally, the inside handle is made lower than the height of the packing at the peripheral edge of the door so that the handle does not collide with the side end surface of the doorway so that the door can be fully opened. Moreover, there is already known a horizontal pull-type door interior door handle in which a door end is initially opened by a lever action by pressing the side end surface of the doorway by the tip of the interior handle when the door is initially opened ( Take Kaikai 64-53883
(See the official gazette).

However, in this conventional inside handle device, the spring force is utilized, and a rolling element (roller) is attached to the inside handle side so that the inside handle protrudes toward the side end face side of the inside opening or the side. There is a problem in that it is retracted so as to come off the end face, its structure is very complicated, and its manufacture is not easy.

The purpose of this invention is to solve the above-mentioned problems of the prior art, and not only can the initial opening of the sliding door be performed with a very light force by the lever action by the outside lever or the inside lever, but also the door can be opened to the end. Can be completely opened,
It can be fully opened with the entire width of the storage opening, so the storage opening can be used to the maximum extent, which is very convenient for loading and unloading products, and has a simple structure. An object of the present invention is to provide a device for opening a sliding door in a refrigerator or the like, which can be manufactured easily and inexpensively.

Means for Solving the Problems In order to achieve the above-mentioned object, the present invention is provided on the outside of a portion close to one side edge portion of a sliding type door such as a refrigerator that is slidable left and right and has a packing on an inner peripheral edge portion. , A slide equipped with an outside lever for initial opening of the door by lever action, and an inside lever inside the part of the door near the same side edge so that it does not protrude from the tip of the packing to the inside. In the door opening device,
At the upper end of the outside lever, there is provided a lever-mounting protrusion that extends toward the edge of the door-receiving panel, and the approximately central portion of this lever-mounting protrusion is one side edge of the door via the pivot. The lever outside the refrigerator is swingable by being attached to the side portion, and the door pushing member is attached to the side edge portion of the lever attachment overhang portion on the side opposite to the lever beyond the pivot and the door receiving panel side. A receiving plate corresponding to the door pushing member is attached to the edge portion, and when the door is closed, the front end portion of the door pushing member is brought into contact with the receiving plate, and the edge portion on the door receiving panel side of the outside lever is A horizontal shaft that penetrates the door in the front-rear direction is attached to the door near the opposite side, and the inside lever that is attached to the inner end portion that protrudes inward from the door of this horizontal axis is outside the door of the same horizontal axis. The connecting rod extends to the lever outside the storage at the outer end protruding The lever for operating the outside-compartment lever is attached to the tip of the connecting rod by a shaft, and the roller for operating the outside-compartment lever is engaged with the outside-compartment lever. Is the gist.

According to the device for opening a sliding door in a refrigerator or the like according to the present invention configured as described above, it is possible to open the door by levering by swinging the outside lever from the outside of the refrigerator or the like. Of course, even when the internal lever is swung from the inside of the refrigerator or the like, the swinging action of the internal lever is not controlled by the horizontal shaft, the connecting rod, and the outside lever operating roller at the tip of the connecting rod. It is transmitted to the lever, and the outside lever is swung in the same direction as the above, and the lever can similarly open the door initially with an extremely light force.

In this case, the inside lever is installed so that it does not protrude from the tip of the packing to the inside of the inside of the packing. Therefore, even if the door is opened and the door is completely opened to the end, the inside lever opens The door receiving panel does not hit the inner surface of the storage opening and can be fully opened with the entire width of the storage opening opened, so that the storage opening of the refrigerator or the like can be used to the maximum extent. .

Embodiment Next, an embodiment of the present invention will be described with reference to the drawings.

The drawings show the case where the sliding door opening device of the present invention is applied to a large prefabricated refrigerator of an assembled type.

In this specification, the front and rear and the left and right are based on FIG. 1 and the front is the front side of the paper sheet of FIG. 1, the rear is the back side, and the left is the left side of the figure and the right side is the same. The right side.

1 and 2 showing an embodiment of the present invention, a hanger rail (11) extending from the upper edge of the storage opening to the right side is attached to the front wall of the refrigerator (1), and the hanger rail (11) is attached. A door roller (13) attached to the upper end of the sliding door (2) via a pair of brackets (12) (12)
The door (2) is slidable to the left and right with the (13) mounted. A packing (9) made of synthetic rubber or synthetic resin, which should be in close contact with the door receiving panel (10), is attached to the peripheral edge of the inner surface of the door (2).

Then, an outside lever (3) for initially opening the door (2) by the lever action is attached to the outside of the left side edge portion of the sliding door (2).

That is, the outside-compartment lever (3) is relatively long and extends downward, and the lever-mounting overhanging portion (projected toward the edge of the door receiving panel (10) at the upper end of the outside-compartment lever (3) ( 3
a) is provided, and a substantially central portion of the lever attachment overhanging portion (3a) is attached to a portion of the door (2) near the same edge portion via the pivot (14), and the outside lever (3) is provided. Is swingable. In addition, the lever attachment overhang (3a) pivot (1
A relatively short door pushing member (16) extending diagonally upward to the left is attached to the left side edge portion opposite to the lever (3) beyond 4).

On the other hand, in the left side edge of the refrigerator opening (1), a receiver (17) having an L-shaped horizontal cross section is attached corresponding to the door pushing member (16), and when the door (2) is closed, The tip of the door pushing member (16) is brought into contact with the receiving metal (17). Although not shown in the drawings, the sliding door (2) can be moved to the wall surface side in the peripheral portion of the refrigerator (1) front surface, and thus the door (2) can surely close the refrigerator. It is a thing.

In this invention, the horizontal axis (4) penetrating the door (2) in the front-rear direction is attached to the door (2) in the vicinity of the right side opposite to the side edge of the door receiving panel (10) of the outside lever (3). )
Is attached to the horizontal shaft (4), and an inner lever (5) extending downward from the inner end (4a) of the door (2) protruding from the door (2) protrudes inward from the tip of the packing (9). It is installed in a state not to.

Further, the connecting rod (6) is attached to the outer end portion (4b) of the horizontal shaft (4) projecting outward from the door (2) so as to extend leftward or downward to the outside lever (3) side. An outside-compartment lever operating roller (7) that engages with the outside-compartment lever (3) is attached to the tip of the connecting rod (6) by a shaft (8). Further, a lever gripping pin (18) is attached to the connecting rod (6) so as to face the roller (7) via the outside-compartment lever (3).

In the closed state of the door (2), the outside lever (3)
Has a drooping shape, and the tip of the door pushing member (16) is brought into contact with the receiving metal (17) integrally with this. Further, the inside lever (5) is also drooping, and the outside lever operating roller (7) interlocking with this via the connecting rod (6) engages with the left edge of the outside lever (3). .

Now, with the door (2) in the closed state, the outside lever (3) is held from the outside of the refrigerator (1) to move it to the first position.
In the figure, when the door pushing member (16) is swung in the right direction, that is, in the direction of arrow (a), the door pushing member (16) is swung in the direction opposite to the left side, in the direction of pressing the tip against the receiving metal (17). The door (2) is opened with an extremely light force by the lever action based on its reaction force, and the door (2) can be initially opened from the outside. Then, the door (2) can be opened by shifting the door (2) to its right side.

Similarly, when the door (2) is closed and the refrigerator lever (5) is held from the inside of the refrigerator (1) and is swung in the direction of the arrow (b) in FIG. 5) The swinging action of the horizontal axis (4), the connecting rod (6),
And the outside lever (3) via the outside lever operating roller (7), the outside lever (3) is swung in the same direction as the above (the direction of arrow a), and the door is operated by the lever action. Similarly, (2) can be initially opened with an extremely light force.

Since the internal lever (5) is attached so that it does not project inward from the tip of the packing (9), after opening the door (2) by the internal lever (5) for the first time, this is completed. Even when completely opened, the inside lever (5) does not hit the inside of the door opening of the door receiving panel (10),
The entire opening of the refrigerator can be set to the fully opened state, whereby the refrigerator (1) can be used as effectively as possible.

When the door (2) is opened and then closed, the door (2) may be moved to the left side from the fully opened state.

Since the lever (3) is attached to the connecting rod (6) so as to face the roller (7) via the outside lever (3), the outside lever (3) is held. When it is rocked, the internal lever (5) is interlocked,
On the contrary, when the inside lever (5) is held and rocked, the outside lever (3) is interlocked.

In the above embodiment, the case where the sliding door opening device of the present invention is applied to the large prefabricated refrigerator of the assembled type has been shown, but the present invention is applicable to other large prefabricated refrigerators of the assembled type, storage, or cold storage. The same applies to sliding doors.

Effect of the Invention As described above, the present invention allows the door to be initially opened by the lever action to the outside of the part near the one side edge of the sliding door of the refrigerator or the like which is slidable to the left and right and has the packing on the inner peripheral edge. In a device for opening a slide type door, which is provided with an outside-compartment lever for attaching, and an inside-compartment lever is provided inside the portion of the door near the same side edge portion so as not to protrude from the tip of the packing to the inside of the compartment, The outer lever has an upper end provided with a lever-mounting protrusion that extends toward the edge of the door-receiving panel, and the approximately central portion of the lever-mounting protrusion is closer to one edge of the door via the pivot. It is attached to a part of the door to allow the out-of-compartment lever to swing, and a door pushing member is attached to the side edge portion of the lever attachment overhanging portion that is opposite the lever beyond the pivot, and the side edge of the door receiving panel is attached. Corresponding to this door pushing member When the door is attached, the tip of the door pushing member abuts the door when the door is closed, and the door is moved back and forth to the door near the edge of the door receiving panel side of the outside cabinet lever. A horizontal shaft penetrating in the direction is attached, the above-mentioned internal lever is attached to the inner end portion protruding inward from the door of this horizontal shaft, and the connecting rod is attached to the outer end portion protruding outward from the door of the horizontal shaft. It is attached so that it extends to the outside lever side, the outside lever operating roller is attached to the tip of this connecting rod by a shaft, and this outside lever operating roller is engaged with the outside lever, The initial opening of the sliding door can be performed with a very light force by the lever action by the outside lever or the inside lever, and the door can be completely opened to the end, opening the entire width of the opening. Fully open Can be a state, and therefore to be able to utilize the refrigerator opening efficiently as possible, it is very convenient to the difference of the loading and unloading of goods. In addition, since the outside-compartment lever actuating member is composed of rollers, the door can be opened smoothly. In addition, since the sliding door opening device of the present invention has a simple structure, there is an effect that the manufacturing can be performed easily and at low cost.

[Brief description of drawings]

FIG. 1 is a schematic front view of a refrigerator having a sliding door opening device according to an embodiment of the present invention, and FIG. 2 is FIG. 1 II-II.
FIG. 3 is an enlarged cross-sectional view taken along the line, and FIG. 3 is a partially enlarged horizontal cross-sectional view of a refrigerator provided with a conventional sliding door opening device. (1) …… Refrigerator, (2) …… Sliding door, (3)…
… Lever outside the refrigerator, (3a)… Lever mounting overhang, (4)
...... Horizontal axis, (4a) …… Inner end, (4b) …… Outer end,
(5) …… Inside cabinet lever, (6) …… Connecting rod, (7) ……
Outer lever operation roller, (8) …… Shaft, (9) …… Packing, (10) …… Door receiving panel, (14) …… Axis, (1
6) …… Door pushing member, (17) …… Receiving money.

Claims (1)

[Scope of utility model registration request] 1. A door (2) is provided outside a portion of a sliding door (2) such as a refrigerator (1) having a packing (9) on its inner peripheral edge so as to be slidable to the left and right, near one side edge. An outside-compartment lever (3) for initial opening by a lever action is attached, and an inside-compartment lever (5) is provided inside the door (2) near the same side edge portion and inside the compartment from the tip of the packing (9). In a slide-type door opening device provided in a state of not protruding, a lever-mounting protrusion (3) that protrudes toward the edge of the door receiving panel (10) at the upper end of the outside lever (3).
a) is provided, and a substantially central portion of the lever attachment overhang portion (3a) is attached to a portion near a side edge portion of the door (2) via a pivot shaft (14), and an outside lever (3) is provided. Is swingable, and a door pushing member (16) is attached to a side edge of the lever mounting overhang (3a) opposite to the lever (3) beyond the pivot (14), and a door receiving panel is provided. A receiver (17) corresponding to the door pushing member (16) is attached to a side edge of the door (10), and when the door (2) is closed, the tip of the door pushing member (16) is received. A horizontal axis (a) that is brought into contact with (17) and penetrates the door (2) in the front-rear direction in the door (2) near the side opposite to the side edge of the door receiving panel (10) of the outside lever (3) ( 4) is attached to the inside lever (5) at the inner end (4a) protruding inward from the door (2) of the horizontal shaft (4).
The connecting rod (6) is attached to the outer end portion (4b) of the horizontal shaft (4) protruding outward from the door (2) so that the connecting rod (6) extends to the outside lever (3) side. An outside lever operating roller (7) is attached to the tip of the rod (6) by a shaft (8), and this outside lever operating roller (7) is engaged with the outside lever (3). Sliding door opening device for refrigerators, etc.