JPH0245751Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] This invention relates to the opening frame structure of refrigerators, freezers, etc., and more specifically relates to particularly large storage bodies constituting pre-built refrigerators, freezers, etc. This invention relates to an improvement in the mounting structure of a storage door frame that is attached to an opening of a storage compartment.

[Prior Art] As shown in FIG. 7, a conventional storage door frame of this type has an opening edge provided in a wall panel a of a refrigerator or the like and a side surface adjacent to the opening edge. Embedded wood c is formed from a wooden frame b with an L-shaped cross section and is buried in the wall panel a from the inside of the refrigerator.
A wooden frame which is connected with a metal screw bolt d passing through the wall panel a, or a wooden frame which is similarly placed in the opening without embedding the wood c inside the wall panel a, as shown in Fig. 8. A structure in which b is connected by a screw bolt d penetrating from the inside of the refrigerator is widely known.

[Problems to be solved by the invention] However, in this type of conventional refrigerator internal frame structure, since the refrigerator opening frame is a wooden frame b, screwing in the screw bolt d requires labor and skill. be done. In this case, after drilling the hole, the screw bolt d is screwed in, but if the hole is drilled too deep, the bolt d will not work properly. There is also the problem that the wooden frame b corrodes over time, resulting in poor fit with the door body. Furthermore, since the screw bolt d is made of metal and passes through the wall panel a, there is also the problem that the heat insulation performance is reduced.

[Means for solving the problem] This invention was made with the intention of solving the above problem, and in order to solve the above technical problem, a frame material and a side contact piece of this frame material. The purpose of the present invention is to provide an opening frame structure for a refrigerator or the like, characterized in that a mounting member that penetrates and connects wall panels has a heat insulating function, and a frame material has strength.

That is, this invention consists of an insulating frame material that is attached to the opening edge of the opening for the entrance of a refrigerator or the like and the side surface adjacent to this opening edge, and a side abutting piece of the frame material and the refrigerator. It consists of an insulating mounting member that penetrates the body wall and connects the two, and a groove is provided in the side surface of the body wall of the side abutting piece of the frame material in a longitudinal manner, and a groove is provided in the groove as appropriate. To provide a door frame structure for a refrigerator, etc., characterized in that a reinforcing plate is provided for connecting adjacent frame members at intervals or for attaching accessory fittings such as hinges and latch lock receivers. It is.

In this invention, the frame material is made of, for example, hard foamed synthetic resin, and the mounting member not only penetrates the frame material and the storage wall, but also penetrates the reinforcing plate at a position where the reinforcing plate is located. do. In addition, this mounting member is composed of a mounting bolt made of plastic or the like that passes through the side abutting piece of the frame material and the container wall, and a cap knight that is screwed to the mounting bolt that protrudes to the outside of the refrigerator. The mounting bolt may have a head on the inside of the refrigerator, but if it is formed with a shaft bolt without a head, it can be cut to a predetermined size depending on the thickness of the refrigerator wall. preferable.

[Function] As described above, by forming the frame material and the mounting member from a heat insulating material, it is possible to improve the heat insulating property and improve the processing accuracy. A continuous groove can be formed, and by arranging a reinforcing plate in this groove, the strength of the entire storage opening frame can be improved.

[Example] An example of this invention will be described below based on the drawings.

FIG. 1 is a front view showing a first embodiment of the storage opening structure of this invention, in which the storage opening frame is divided into an upper frame member 10a and a lower frame member 10.
b, left and right vertical frame members 10c, 10c, each frame member 10 (specifically 10a, 10
b, 10c (represented by 10 hereinafter) are the opening edge of the opening of a refrigerator or the like and the side surface adjacent to this opening edge (outer side surface of the refrigerator), as shown in FIG.
It is made of a hard foamed synthetic resin having an L-shaped cross section and is attached to the wall, and is composed of a mounting member 20 that passes through the side abutment piece 14 and the wall panel 1 that constitutes the storage body wall. .

In this case, the frame member 10 includes a base piece 12 that comes into contact with the opening edge of the warehouse entrance opening, and a side surface of the base piece 12 that is perpendicularly connected to the outside of the refrigerator and comes into contact with the outside side of the wall panel 1. A recessed groove 16 is formed in the side surface of the wall panel of the side abutment piece 14 in a longitudinal manner, and reinforcing plates 30 are installed at appropriate intervals within the recessed groove 16. is installed.
The reinforcing plate 30 includes an L-shaped reinforcing plate 32 for connecting adjacent frame members 10, and a straight reinforcing plate 34 used for fixing a hinge or a latch receiver (not shown). (See Figure 1).

On the other hand, the mounting member 20 is shown in FIGS.
As shown in the figure, the side abutment piece 14 of the frame material 10
A mounting bolt 22 that passes through the wall panel 1, a cap nut 24 that is screwed to a protruding portion of the mounting bolt 22 on the outside of the refrigerator, and a nut 28 that is screwed to the protrusion of the mounting bolt 22 on the inside of the refrigerator via a washer 26. It is configured. In this case, the mounting bolts 22 are made of a shaft bolt made of plastic such as nylon or reinforced plastic (FRP) and cut to a predetermined size corresponding to the thickness of the wall panel 1. is made of metal such as aluminum or plastic, and has a cap nut portion 24b protruding from one side of a disc-shaped base portion 24a. In this case, the mounting bolt 22 does not necessarily have to be a shaft bolt, and may of course be a normal bolt 23 with a head 21 (see FIG. 5). In addition,
The wall pallet 1 has a heat-insulating structure in which a heat-insulating core material 1b, such as foamed polyurethane, is filled between a pair of metal surface plates 1a, 1a.

Furthermore, the mounting bolt 22 of the mounting member 20 is
penetrates the side abutting piece 14 of the frame material 10 and the wall panel 1 and connects both, that is, the side abutting piece 14 and the wall panel 1.
However, when the connection is made at the site where the reinforcing plate 30 (specifically, 32, 34) is provided, the reinforcing plate 30 is also penetrated. The side abutting piece 14 and the wall panel 1 are connected together (see FIG. 3), and in the areas where the reinforcing plate 30 is not provided, the side abutting piece 14 is connected with the mounting bolt 22 as shown in FIG. The wall panel 1 is connected. In this case, the latch lock receiver 2 is attached at the same time with the attachment bolt.

In addition to the reinforcing plate 30, a spacer wood 40 is provided in the groove 16 provided in the side abutting piece 14 of the frame member 10. Further, a reinforcing channel member 42 is disposed on the inner side protrusion of the attachment member 20 to further improve the strength. Furthermore, a heater wire groove 52 and a lead wire groove 54 having a U-shaped cross section are provided in the corner portions of the base piece 12 and the side contact piece 14 of the frame member 10 in parallel with each other and in a longitudinally extending manner. Then, an elastic and nonflammable backup material 56 is laid in the heater wire groove 52, and
A heater wire 51 is wired so as to be in contact with this back-up material 56, a lead wire 53 is wired in the lead wire groove 54, and the openings of the heater wire groove 52 and the lead wire groove 54 are formed using, for example, an aluminum wire. A packing receptacle 55 made of highly conductive material or the like is attached so that the packing mounted on the door body can come into contact with this packing receptacle 55.

FIG. 2 is a front view showing a second embodiment of this invention, in which the storage opening frame is an upper frame 10a and left and right vertical frames 10c, 1.
It is composed of 0c and indicates the door frame structure used in ground-mounted refrigerators, etc.
Since its mounting structure is the same as that of the first embodiment, its explanation will be omitted here.

[Effects of the invention] As explained above, according to the storage door frame structure of this invention, the heat insulating frame material applied to the opening edge of the storage opening and the side surface adjacent to this opening edge is The side contact piece and the storage body wall are connected through a heat insulating mounting member, and a groove is provided in the side surface of the storage body wall of the side contact piece of the frame material in a longitudinal manner, and a groove is provided inside the groove. Since reinforcing plates are provided at appropriate intervals for connecting adjacent frame members or for attaching accessory fittings such as hinges and latch locks, the following effects can be obtained.

1. Since the frame material constituting the storage door frame and the mounting member that penetrates and connects the frame material and the storage wall are formed of a heat-insulating material, the heat-insulating property can be improved.

2. Since the reinforcing plate is placed in the groove of the frame material, the strength of the entire storage door frame can be increased, and especially in large storage bodies, shaking, twisting and deformation can be prevented, and It is possible to stabilize the fit.

3. It has better corrosion resistance than conventional frame materials, and can facilitate installation work.

[Brief explanation of the drawing]

Fig. 1 is a front view showing a first embodiment of the storage door frame structure of this invention, Fig. 2 is a front view showing a second embodiment of this invention, and Fig. 3 is a cross-sectional view of Fig. 1. 4
The figure is an exploded plan view of the mounting member in this invention.
Fig. 5 is a sectional view of the main parts showing another mounting state of the mounting bolt in this invention, Fig. 6 is a sectional view showing another mounting state of the frame material in this invention, and Fig. 7
FIG. 8 and FIG. 8 are cross-sectional views showing a conventional storage opening frame structure. Code explanation, 1...Wall panel (warehouse wall), 10...
... Frame material, 14 ... Side contact piece, 16 ... Concave groove, 2
0...Mounting member, 21...Head, 22, 23...
...Mounting bolt, 24...Cap nut, 28
...Natsuto, 30...Reinforcement plate.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) A heat-insulating frame material that is applied to the opening edge of the opening of a refrigerator, etc. and the side surface adjacent to this opening edge, and the side surface of this frame material. It consists of an abutment piece and an insulating mounting member that penetrates the storage body wall and connects the two, and a groove is provided in the side surface of the storage body wall of the side abutment piece of the frame material in a longitudinal manner. An opening frame structure for a refrigerator, etc., characterized in that reinforcing plates for connecting adjacent frame members or for attaching accessory fittings such as hinges and latch lock receivers are arranged at appropriate intervals in a concave groove. (2) The opening frame structure of a refrigerator or the like as set forth in claim 1 of the utility model registration claim, in which the mounting member penetrates the reinforcing plate. (3) The mounting member is a mounting bolt made of plastic or the like that passes through the side abutment piece of the frame material and the storage wall;
A storage door frame structure for a refrigerator or the like according to claim 1 or 2, characterized in that the structure is a cap nut that is screwed to the mounting bolt that protrudes to the outside of the refrigerator. (4) A door frame structure for a refrigerator or the like as set forth in claim 3 of the utility model registration claim, which comprises screwing a nut to a protruding portion of a mounting bolt on the inside of the refrigerator.