JP3059024U - Sliding doors for refrigerators, etc. - Google Patents

Abstract

(57) [Summary] PROBLEM TO BE SOLVED: To prevent a sliding door in a refrigerator or the like from being obstructed by an inner pulling tool having an internal handle when opening and closing the door. In addition, from the closed state of the door, the door is easily opened from the inside of the refrigerator by holding the inner handle of the pulling tool. The inside pulling tool is attached (outside attached) to the door inside surface plate without notch, so that it can be easily processed and can be installed on site where a refrigerator or the like is installed. The heat insulating property of the door is not impaired even at the attachment part of the inside pulling tool, and is equal to other parts. The interior pulling tool is symmetrical in appearance in the vertical direction so that it can handle both left and right pulling. SOLUTION: An internal pulling tool 10 attached to an inner wall of a sliding door 3 having a packing 4 on an inner wall peripheral edge is constituted by a pulling tool main body 11 and an internal handle 12 attached to the pulling tool main body so as to be able to be turned upside down. The thickness of the entire inner pulling tool 10 when the inner handle 12 is folded down to the door 3 is set to be equal to or less than the thickness of the packing 4.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a sliding door in, for example, a large-sized prefabricated refrigerator, a freezer, a storage, or a refrigerator (hereinafter referred to as a refrigerator, etc.).

[0002]

[Prior art]

 Conventionally, the sliding door provided in a large prefabricated refrigerator is slidable to the left and right, and has packing on the inner peripheral edge, so that the cool air inside the refrigerator does not leak when the refrigerator opening is closed. Thus, it is structured to be pressed against and adhered to the outer surface of the periphery of the storage opening.

[0003]

[Problems to be solved by the invention]

 When such a conventional sliding door is opened, a large force is required, so that the door can be opened not only from the outside of the refrigerator or the like, but also from the inside of the refrigerator or the like.

The purpose of this invention is to open and close the door by setting the thickness of the inside pulling tool having an internal handle provided on a sliding door of a refrigerator or the like to be equal to or less than the thickness of the packing on the peripheral edge of the door inner wall. In the meantime, the pulling device inside the warehouse does not get in the way and there is no door left behind, so that the full width of the storage opening can be fully opened and the pulling device inside the storage can be placed inside the door It can be attached (externally attached) to the face plate without notching, processing is easy, and it can be installed on site. In addition, the heat insulation of the sliding door can be used even at the mounting part of the pulling tool inside the refrigerator. The sliding door in refrigerators and the like is easy to handle because it has the same shape as the other parts without being impaired. To offer .

[0005]

Means for Solving the Problems In order to achieve the above object, a sliding door in a refrigerator or the like according to the present invention is slidable left and right so as to open and close the opening of the refrigerator or the like, and packing is provided on the inner wall peripheral edge. An inner pulling device is attached to a required portion of the inner wall of the sliding door having a pulling device. The inner handle is configured to include an inner handle, and the thickness of the entire inner pulling tool when the inner handle is laid down on the door side is set to be equal to or less than the thickness of the packing at the inner peripheral edge of the door.

It is desirable that the internal handle of the internal pulling tool be urged by a spring so as to fall down on the door side.

[0007]

[Embodiment of the invention]

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

The drawings show a case where the sliding door of the present invention is applied to a large-sized prefabricated refrigerator.

In this specification, front and rear and left and right refer to FIG. 1 as a reference, the front is the lower side of FIG. 1, the rear is the upper side of FIG. 1, the left is the left side of the figure, and the right is the same right side. .

Referring first to FIGS. 1 and 2, a rail (not shown) is provided on the front wall of the refrigerator (1) so as to extend rightward from the upper edge of the storage opening (2). The sliding door (3) is slidable left and right.

The sliding door (3) is formed between a rectangular frame (7) made of hard vinyl chloride resin and a pair of aluminum surface plates (8) (8) covered on both front and rear surfaces thereof. It is filled with a heat insulating material (9) such as polyurethane.

The frame (5) on the side of the refrigerator door (1) on the periphery (1a) side of the refrigerator is a so-called three-sided frame, and three sides of the upper edge and the left and right side edges of the periphery of the slide door (3). A packing (4) is attached to the inside of the rim, and a band-shaped sealing material (6) that contacts the floor (F) of the storage opening (2) is attached to the lower rim. Outside the left side edge of the sliding door (3), an outside opening / closing lever (not shown) is swingably attached.

Although not shown, the frame (5) of the refrigerator (1) on the side of the outer periphery (1a) of the refrigerator (1) is a so-called four-sided frame, and is provided inside the periphery of the sliding door (3). An annular packing (4) may be installed.

In the sliding door (3) according to the present invention, an inner pulling tool (10) is attached to a portion near the left edge of the inner wall of the sliding door (3).

Referring to FIG. 2 to FIG. 6, a pulling tool (10) inside the refrigerator is attached to a pulling tool main body (11) attached to the inner wall surface of the sliding door (3), and is mounted on the sliding door (3) so as to be able to move up and down. And an internal handle (12) made of stainless steel, which is substantially C-shaped when viewed from the front.

The pulling tool main body (11) includes a rectangular aluminum bottom plate (14) fixed to the inner wall surface of the sliding door (3), and an aluminum die-casting lid (20) fitted and covered on the bottom plate. It is composed of

The substantially C-shaped inner handle (12) is provided in a rising shape so that it can be easily grasped by hand, and is fitted with a protective tube (15) made of synthetic rubber. Upper and lower arm portions (12b) (12b) extending rightward from both upper and lower ends, a long hanging mounting base (12c) extending below the right end of the upper arm portion (12b), and a lower arm portion (12b). ) And a short vertical mounting base (12d) extending upward from the right end. Further, a slit (16) is provided at the upper end of the vertical mounting base (12d) to fit a partially circular head (13b) of a spring (13) described later.

The bottom plate (14) of the pulling tool main body (11) has four screws through which a head screw (not shown) for connecting the bottom plate (14) and the lid (20) is inserted. A hole (17) and seven screw insertion holes (18) for inserting a screw (not shown) with a dish-shaped head for fixing the bottom plate (14) itself to the inner wall of the slide door (3) are respectively provided. Position. Incidentally, four screws with a dish-shaped head (not shown) for connecting the bottom plate (14) and the lid (20) are inserted from outside the storage of the pulling tool main body (11). For this reason, an annular concave portion is provided in the opening of each screw insertion hole (17) on the outside of the bottom plate storage to fit the dish-shaped head. Screws (not shown) with seven dish-shaped heads for fixing the bottom plate (14) itself to the inner wall of the sliding door (3) are inserted from the inside of the cabinet of the puller body (11). For this purpose, the seven screw insertion holes (18) are provided on the upper and lower side edges and the left edge of the bottom plate (14) so as to be located outside the lid (20). An annular recess for fitting a dish-shaped head is provided in the opening inside the bottom plate storage of (2).

On the other hand, as shown in FIG. 3, the lid 20 has upper and lower side walls 21, 21, a right side wall 22, and a top wall 23. An inclined wall portion (23a) is provided on the left side of the top wall portion (23), and overhanging wall portions (23b) and (23b) are provided on both upper and lower sides of the right side portion of the top wall portion (23). Is provided.

The inner handle (12) is attached to a puller body (11) composed of a bottom plate (14) and a lid (20), and always falls down to the door (3) side by a spring (13). It is being urged. When the inner handle (12) is lying down on the door (3) side, the thickness of the entire inner pulling tool (10) is set to be less than the thickness of the packing (4) on the inner peripheral edge of the door (3). ing.

As shown in FIG. 4, the spring (13) is provided with a coil portion (13a) and a convex portion (13b ) And a thin bar-shaped projection (13c) provided so as to be continuous with the upper end and protruding rightward.

A reinforcing wall portion (24) is provided horizontally at the center of the width of the top wall portion (23) of the lid body (20), and a top wall is provided below the horizontal reinforcing wall portion (24). On the right side of the part (23), a pair of convex parts (25) (25) () for holding a part of the vertical mounting base (12d) of the inner handle (12) and the coil part (13a) of the spring (13). 25) are provided in parallel at a predetermined interval from each other. The upper end of the left convex part (25) of the two convex parts (25) and (25) is orthogonally connected to the reinforcing wall part (24), and the upper end of the right convex part (25) and the reinforcing wall part (24) Between them, a gap (26) is provided for allowing the rod-shaped overhanging projection (13c) of the spring (13) to escape. On the right side of the top wall (23) above the horizontal reinforcing wall (24), a pair of protrusions (27) (27) for holding the hanging attachment base (12c) of the internal handle (12). ) Are provided in parallel at a predetermined interval from each other. The right side wall (22) of the lid (20) is provided with a recess (28) into which the tip of the bar-shaped projection (13c) of the spring (13) is inserted. Notches (30) for inserting the hanging mounting base (12c) and vertical mounting base (12d) of the inner handle (12) into the right edge of the side walls (21) (21) (30) is provided. A cylinder having screw screw hollow portions (32) at four places on the top wall (23) of the lid (20) so as to correspond to the four screw insertion holes (17) of the bottom plate (14). The convex portions (31) are provided so as to open toward the bottom plate (14).

In order to assemble the inner pulling tool (10), first, the inner handle (12) and the spring (13) are set on the lid (20). ) With the inner handle (12) from the inside of the refrigerator, and the upper end of the hanging attachment base (12c) of the inner handle (12) is notched (30) in the upper side wall (21) of the lid (20). ), And the middle part of the length of the hanging attachment base (12c) is inserted between the pair of projections (27) and (27). On the other hand, the lower end of the vertical mounting base (12d) of the inner handle (12) is fitted into the notch (30) of the lower wall (21) of the lid (20), and the vertical mounting base (12d) The upper end is fitted between a pair of projections (25) (25). Here, the cut-out circular head (13b) of the spring (13) is fitted in the slit (16) at the upper end of the vertical mounting base (12d) in advance, and the coil (13a) of the spring (13) is fitted. ) Between the pair of projections (25) and (25) at the same time, and the bar-shaped overhanging projection (13c) of the spring (13) is located on the right side of the gap (26) above the projection (25). And insert the tip into the recess (28) of the right side wall (22) of the lid (20).

Thus, in a state where the bottom plate (14), the lid (20), the inner handle (12), and the spring (13) are combined, each of the four screw insertion holes (17) on the bottom plate (14) side is used for tapping. Screws (not shown) are inserted and screwed in from the corresponding open ends of the four cylindrical projections (31) on the lid (20) side.

As a result, the bottom plate (14) and the lid (20) are integrally joined to form the puller body (11), and the inner handle (12) can be turned upside down and the spring By (13), it is always urged so as to fall down to the door (3) side, and it is attached, and the inside pulling tool (10) is assembled.

Next, in order to fix the internal pulling tool (10) having the internal handle (12) to the inner wall of the sliding door (3), a bottom plate ( It is sufficient to screw a tapping screw with a dish-shaped head (not shown) into the inner wall of the slide door (3) from the seven screws insertion holes (18) of 14).

As described above, when the interior pulling tool (10) is fixed to the inner wall of the sliding door (3), the interior pulling tool (10) is fixed to the interior surface plate (8) of the door (3). ) Can be installed (not attached) without notches, so processing is easy, it can be installed on site where the refrigerator (1) is installed, and the inside pulling tool (10) is installed. Also in the part, the heat insulation of the sliding door (3) is not impaired, and can be made equal to other parts.

Thus, the inside pulling tool (10) with the internal handle (12) provided on the sliding door (3) of the refrigerator (1) has the thickness of the packing (4) on the peripheral edge of the door inner wall. It is set as follows.

When the sliding door (3) reaches the storage opening (2) of the front wall of the refrigerator (1) from its open state, the sliding door (3) is pressed against the outer surface of the storage opening peripheral portion (1a), and the sliding door (3) is pressed. ) The inner packing (4) is brought into close contact with the fringe (1a) of the refrigerator (1).

When the sliding door (3) is in the closed state, the inner handle (12) of the internal pulling tool (10) is laid down on the door (3) side by the action of the coil spring (13). As a result, the tip handle (12a) of the inner handle (12) of the inner pulling tool (10) is prevented from protruding from the tip of the packing (4) to the inner side of the interior. Therefore, when the sliding door (3) is opened and closed by operating, for example, the outside opening / closing lever (not shown), the inside pulling tool (10) does not interfere. As a result, the door (3) is not left behind, the storage opening can be fully opened with the entire width of the storage opening open, and the storage opening can be used as efficiently as possible, and goods can be loaded and unloaded. Very convenient at the time.

In order to open the door (3) from the inside of the refrigerator (1) in the closed state of the sliding door (3), the tip grip (12a) of the internal handle (12) of the internal pulling tool (10) is required. , Pull it inside the cabinet and swing the inner handle (12) to make it stand up. Then, the inner handle (12) may be pulled rightward, so that the door (3) can be easily opened. Then, when the inner handle (12) is released after the door (3) is opened, the inner handle (12) falls down again to the slide door (3) side by the action of the coil spring (13).

In this embodiment, since the inside pulling tool (10) has a vertically symmetrical appearance, not only when the illustrated sliding door (3) is pulled rightward, Conversely, even when the slide door (3) is pulled to the left, the direction of the inner pulling tool (10) is changed upside down in a vertical plane and the falling handle (12) is turned to the right. By mounting the slide door (3), the sliding door (3) can be opened and closed in the same manner, which can handle both left and right pulling, and is easy to handle.

In the above-described embodiment, a so-called one-sided assembled prefabricated refrigerator having one slide door (3) has been described. However, a so-called double-sided door having two slide doors (3) has been described. The present invention is similarly applied to a case where two sliding doors (3) are opened on both left and right sides in a refrigerator of a type.

In the above embodiment, the case where the sliding door of the present invention is applied to a large-sized prefabricated refrigerator is shown. However, the present invention is also applicable to a large-sized prefabricated freezer, storage, or cold storage. The same applies to sliding doors in storages and the like.

[0035]

[Effect of the invention]

 As described above, the sliding door of a refrigerator or the like according to the present invention is slidable left and right so as to open and close the opening of the refrigerator or the like, and has a packing at a required portion of the inner wall of the sliding door having a packing on the inner wall periphery. A pulling tool is attached, and the inside pulling tool is composed of a pulling tool body attached to the inner wall surface of the sliding door and an internal handle that is mounted on the sliding door, and the internal handle is on the door side. When the sliding door is opened and closed, the inner pulling device does not hinder the opening and closing of the sliding door because the thickness of the entire pulling device inside the loom when lying down is set to be less than the thickness of the packing around the inner wall of the door. In addition, the sliding doors of refrigerators etc. can be completely opened to the end, there is no leftover, and the entire opening width of the storage opening can be fully opened, so that the storage opening can be used as efficiently as possible. And be Rukoto, it is very convenient to the difference in loading and unloading of goods.

In order to open the door from the inside of the refrigerator in the closed state of the slide door, the user holds the inner handle of the pulling tool inside the refrigerator, pulls the inside of the refrigerator, swings the internal handle, and stands up. Later, the inner handle can be pulled in the opening direction of the door, so that the door can be easily opened.

When the inner pulling tool is fixed to the inner wall of the sliding door, the inner pulling tool can be attached (outside-attached) to the inner surface plate of the door without notching. It is easy to work, so it can be installed on site, and the heat insulation of the sliding door is not impaired even at the installation part of the pulling tool inside the warehouse, and it can be made equal to other parts.

[0038] Further, by making the storage inside pulling tool vertically symmetrical in appearance, it is possible to cope with both left and right pulling of the sliding door, and it is easy to handle.

Further, the inner handle of the internal pulling tool is urged by the spring so as to fall down to the slide door side. For example, when the inner handle is released after the door is opened, the inner handle is actuated by the action of the spring. As a result, the door pulls down on the side of the sliding door, and the thickness of the entire pulling tool inside the storage becomes equal to or less than the thickness of the packing around the inner wall of the door, so that the sliding door can be opened and closed smoothly at all times.

[Brief description of the drawings]

FIG. 1 is a horizontal sectional view of a refrigerator opening showing a preferred embodiment of the present invention.

FIG. 2 is a front view of the storage opening as viewed from the inside of the storage;

FIG. 3 is an enlarged front view of the inside pulling tool attached to the sliding door of FIG.

FIG. 4 is a partially cutaway enlarged bottom view of the pulling tool inside the storage compartment as viewed from a slide door side.

FIG. 5 is an enlarged sectional view taken along line AA of FIG. 4;

FIG. 6 is an enlarged left side view of the inside pulling tool of the same warehouse.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Refrigerator 2 Storage opening 3 Sliding door 4 Packing 10 Storage puller 11 Puller main body 12 Internal handle 13 Spring

Claims (2)

[Utility model registration claims] A sliding door (3) which is slidable to the left and right so as to open and close a refrigerator opening (2) such as a refrigerator (1) and has a packing (4) on a peripheral portion of the inner wall. Inside pulling tool (10) is attached, warehouse inner pulling tool (10)
Consists of a puller body (11) attached to the inner wall surface of the sliding door (3) and an internal handle (12) attached to the sliding door so that it can be turned upside down.
(3) Refrigerator, etc., characterized in that the entire thickness of the inside pulling tool (10) when lying down to the side is set to be equal to or less than the thickness of the packing (4) on the inner peripheral edge of the door (3). Sliding door in. 2. An internal handle (12) of a pulling tool (10) inside the warehouse.
The sliding door in a refrigerator or the like according to claim 1, wherein the sliding door is biased by a spring (13) so as to fall down on the door (3) side.