JPH11237174A - Side plate for low temperature open showcase - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate dew formation or frosting on the outer face plate due to cooling from an inner face plate trough a trim while enhancing appearance. SOLUTION: The side plate 1 for low temperature open showcase comprises inner and outer steel face plates 4, 3 coupled through a trim 11 and the space surrounded by both face plates is filled with a heat insulating material 10. The trim 11 is fixed with transparent plates 8 and molded of a hard synthetic resin integrally with a groove 11A for holding the transparent plates 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a side plate for a low-temperature open showcase.

[0002]

2. Description of the Related Art A low-temperature open showcase has been conventionally used.
For example, a plurality of units are installed in a store such as a supermarket, and include a heat insulating wall having a substantially U-shaped cross-section constituting a main body, and side plates attached to both sides of the heat insulating wall at the installation site.

As shown in FIG. 4, for example, a conventional side plate 101 includes an outer plate 103 and an inner plate 104 made of a steel plate, a side plate trim 111, and transparent plate trims 106A, 106B, 1.
06C, 106D and a transparent plate 108 such as a glass plate.
The entirety having notches 103A and 104A into which 08 is fitted is formed in a U-shape.

The side plate trim 111 is a stainless steel long member having a U-shaped cross section, and the outer plate 103 and the inner plate 104.
The transparent plate trim 106 fits into the upper portion of the transparent plate 108 and is bent sequentially in conformity with the shapes of the upper portion, the notches 103A, 104A and the front portion.
06A, a transparent plate trim 106B fitted to the lower part, a transparent plate trim 106C fitted to the rear part, and a transparent plate trim 106D fitted to the front part, each having a substantially U-shaped cross section as shown in FIG. And a support member 107 for supporting the transparent plate 108 is formed on the transparent plate trim 106D. Has been established.

Next, a procedure for assembling the side plate 101 will be described. First, the outer plate 103 and the inner plate 104 face each other, and the outer plate 103 is engaged with the upper portion, the notches 103A, 104A and the front portion of the inner plate 104 so as to straddle the side plate trim 111. The outer plate 103 and the inner plate 104 are joined by the trim 111, and then a heat insulating material 1 made of polyurethane resin or the like is formed in a space formed between the outer plate 103 and the inner plate 104 by in-situ foaming.
Fill with zeros.

Next, an upper transparent plate trim 106A, a lower transparent plate trim 106B, and a rear transparent plate trim 106C
Notch 103A of side plate trim 111 with screws (not shown)
After inserting and inserting the transparent plate 108 from the front into the transparent plate trims 106A to 106C fixed in the notches 103A and 104A, the front transparent plate is fixed. Trim 106
D is fitted to the front end of the transparent plate 108, and the transparent plate trim 1
The transparent plate trim 106 </ b> D is fixed to the trim 111 by screws (not shown) at the portions of the mounting pieces 112 projecting above and below 06.

[0007]

As described above, in the prior art, the transparent plate trim 106 is used to attach the transparent plate 108 to the side plate trim 111, which causes a problem that the number of working steps and the number of parts are increased. .

Further, since the side plate trim 111 is made of stainless steel having a high thermal conductivity, a temperature difference between the inside and outside of the open showcase (for example, the internal temperature +
5 ° C, outside temperature + 18 ° C) Side plate trim 11 facing outside
1 and the outer face plate 103 have a problem of dew condensation.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional technical problems, and can solve the problem of dew condensation and frost on an outer plate due to cooling from an inner plate through a trim. Another object of the present invention is to provide a low-temperature open showcase side plate capable of improving the appearance.

[0010]

The side plate for a low-temperature open showcase according to the present invention connects an outer plate and an inner plate made of steel plates by trimming, and fills a space surrounded by these with a heat insulating material. The trim is formed by attaching a transparent plate, the trim is made of a hard synthetic resin, and a holding groove for holding the transparent plate is integrally formed.

According to the present invention, the outer plate and the inner plate each made of a steel plate are connected by trim, and a space surrounded by these is filled with a heat insulating material, and the trim is provided with a transparent plate. In the side plate for the open showcase, the trim is made of hard synthetic resin, and the holding groove for holding the transparent plate is formed integrally, so that the transparent plate can be directly attached to the trim, and the frame for the transparent plate is formed. Cost reduction can be achieved as unnecessary. In particular, because the trim is molded from a hard synthetic resin with low thermal conductivity, cooling from the inner panel through the trim can effectively eliminate the inconvenience of condensation and frost on the outer panel. It becomes.

The low-temperature open showcase side plate according to claim 2 is attached to the outer plate side of the inner plate in the above,
A trim fixing bracket separated from the outer surface plate, and a holding portion protruding from the bottom surface of the holding groove at a predetermined interval to hold the transparent plate, and screwing the trim to the trim fixing bracket at the bottom surface of the holding groove. In addition, the screw is housed between the bottom surface of the holding groove and the holding portion.

According to the second aspect of the present invention, in addition to the above, the trim fixing bracket is attached to the outer plate side of the inner plate in a state of being separated from the outer plate, and a predetermined distance is provided from the bottom surface of the holding groove. At the position, a holding portion for holding the transparent plate is protruded, and a trim is screwed to a trim fixing bracket at the bottom of the holding groove, and this screw is stored between the bottom of the holding groove and the holding portion. The trim can be firmly fixed to the inner surface plate by the trim fixing bracket and the screw. In particular, since the screws are stored between the holding portion of the holding groove and the bottom surface, they do not hinder the mounting of the transparent plate and are concealed from the outside, so that the appearance of the side plate is also improved.

[0014]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a perspective view of a low-temperature open showcase side plate 1 of the present invention, and FIG. 2 is a longitudinal sectional view of a transparent plate 8 connecting portion of the low-temperature open showcase side plate 1 of the present embodiment. In each figure, the same reference numerals as those in FIGS. 4 and 5 denote the same parts.

The low-temperature open showcase side plate 1 according to the present invention constitutes a vertical open showcase installed in a store such as a supermarket, for example, and has a substantially U-shaped cross-section constituting a main body at the installation site. Are closed at both ends of a showcase located at the end of a heat insulating wall (not shown). Such side plate 1
Is an outer panel 3, an inner panel 4, a heat insulating material 10, as shown in FIG.
It comprises a trim 11, a transparent plate 8 such as a glass plate, and a frame 9 attached to the front end of the transparent plate 8.

Here, the outer plate 3 and the inner plate 4 are formed of steel plates in the same manner as in the conventional structure, and have notches 3A and 4A into which the transparent plate 8 is fitted. Is formed. At the upper and lower ends of the frame 9, mounting pieces 9A for mounting to the trim 11 are provided in a protruding manner.

The trim 11 is formed of a hard synthetic resin such as vinyl chloride, for example, and has a shape corresponding to the shape of the upper part of the outer plate 3, the inner plate 4, the notches 3A, 4A and the front part. doing. In addition, a holding groove 11A is formed in the trim 11 over the entire length along the longitudinal direction, and a predetermined interval is provided on both sides of the holding groove 11A.
Flanges 11B, 11B are formed along the longitudinal direction. A cross section of such a trim 11 is shown in FIG. The width of the holding groove 11A is such that the transparent plate 8 can be inserted almost perfectly and held.

The procedure for assembling the side plate 1 having the above configuration will be described. First, the notch 3A of the outer plate 3 and the inner plate 3
4A and the flange 11B of the trim 11 over the front part, 1
1B is brought into contact with the outer edges of the outer panel 3 and the inner panel 4, and the trim 1
1 is straddled between the outer plate 3 and the inner plate 4, the edges of the outer plate 3 and the inner plate 4 are fitted into the gaps between the flanges 11 </ b> B, 11 </ b> B and the holding groove 11 </ b> A, and the trim 11 3 and the inner face plate 4 are connected.

Next, a gap formed between the outer plate 3 and the inner plate 4 is filled with a heat insulating material 10 such as a polyurethane resin by an in-situ foaming method. Thus, the outer plate 3, the inner plate 4, and the trim 11 are fixed.

Then, the transparent plate 8 is inserted into the holding groove 11A of the trim 11, and the frame 9 is attached to the front edge of the transparent plate 8 to complete the process.

As described above, in the present invention, since the holding groove 11A for holding the transparent plate 8 is formed integrally with the trim 11, the transparent plate 8 can be directly attached to the trim 11, and the trim (for the transparent plate 8) can be used. (Frame) is unnecessary, and cost can be reduced. In particular, since the trim 11 is formed of a hard synthetic resin having low thermal conductivity, the trim 11
Thus, the inconvenience of dew condensation and frost on the outer surface plate 3 due to the cooling from the inner surface plate 4 through the air conditioner can be effectively eliminated.

Next, another embodiment will be described with reference to FIG. The low-temperature open showcase side plate 2 in this embodiment includes an outer plate 3, an inner plate 4, and a transparent plate 8.
, A trim 12, a trim fixing bracket 13 for fixing the trim 12, the above-described frame 9, and the like. Note that the outer plate 3, the inner plate 4, the transparent plate 8, and the frame 9 are the same as those in the above-described embodiment, and the details thereof are omitted.

The trim 12 is formed of a hard synthetic resin such as vinyl chloride, for example, similarly to the trim 11 of the above embodiment, and includes upper portions of the outer plate 3 and the inner plate 4, notches 3A, 4A.
And a shape conforming to the shape of the front part. The trim 12 has a holding groove 12A formed along the entire length thereof in the longitudinal direction, and holding portions 12B for holding the edges of the transparent plate 8 are formed on both inner sides of the holding groove 12A. (FIG. 3). In addition, the bottom surface of the holding groove 12A of the trim 12 is formed at a predetermined distance from the holding portion 12B, and the width of the holding groove 12A is set to a size that allows the transparent plate 8 to be fitted almost perfectly. Is set.

Further, the upper portion of the outer side surface of the trim 12 is connected to the outer side plate 3 so that the edges of the outer side plate 3 and the inner side plate 4 can be locked when attached between the outer side plate 3 and the inner side plate 4. A protruding portion 12 </ b> C formed to be as thick as the thickness of the face plate 4 is formed.

On the other hand, the trim fixture 13 has an L-shaped cross section, and the length of the upper surface 13A is shorter than the width of the bottom surface of the holding groove 12A of the trim 12.

The procedure for assembling the side plate 2 of the embodiment having the above configuration will be described. First, the outer plate 3 and the inner plate 4 face each other, and the inner plate 4 is on the side of the outer plate 3 (the surface that becomes inside when the inner plate 4 and the outer plate 3 face each other).
To the mounting surface 13B of the trim fixing bracket 13. Then, the holding groove 12A of the trim 12 is inserted from the outer edges of the outer plate 3 and the inner plate 4 over the upper portions, the notches 3A, 4A and the front portion of the outer plate 3 and the inner plate 4. The inner plate 4 and the outer plate 3
Are brought into contact with the protrusions 12C of the trim 12, respectively. Then, the lower surface of the holding groove 12A is
And fixed with screws 14. At this time, the upper surface 13A of the trim fixing bracket 13 is
Since the width is smaller than the width of the bottom surface of A, the end of the trim fixing bracket 13 forms a gap with the outer surface plate 3.

As a result, when the inner panel 4 is cooled, the outer panel 4 is not cooled even if the trim fixing bracket 13 in contact with the inner panel 4 is cooled. Inconvenience that frost and frost occur can be prevented.

Next, the space formed between the outer panel 3 and the inner panel 4 is filled with a heat insulating material 10 using a polyurethane resin or the like by an in-situ foaming method. As a result, the outer plate 3, the inner plate 4, the trim fixture 13 and the trim 12 are fixed.

Then, the transparent plate 8 is inserted into the holding groove 12A of the trim 12 up to the holding portion 12B of the trim 12, and the frame 9 is attached to the front edge of the transparent plate 8. Thereby, the transparent plate 8 is fixed to the trim 12. At this time, the screw 14 for fixing the trim 12 and the trim fixing bracket 13 is housed between the bottom surface of the holding groove 12A of the trim 12 and the end of the inserted transparent plate 8.

According to the above configuration, the holding portion 12B for holding the transparent plate 8 is formed at a position spaced from the bottom surface of the holding groove 12A of the trim 12 by a predetermined distance.
When the trim 12 is screwed to the trim fitting 13 on the bottom surface of the 2A, the screw 14 can be stored between the bottom surface of the holding groove 12A and the holding portion 12B, and
The trim 12 can be firmly fixed to the inner surface plate 4 by the trim fixture 13 and the screw 14. Therefore, the screws 14 do not hinder the attachment of the transparent plate 8 and are concealed from the outside, so that the appearance of the side plate 2 is also improved.

[0031]

As described in detail above, according to the present invention, the outer plate and the inner plate, both of which are made of steel plates, are connected by trim, and the space surrounded by these is filled with a heat insulating material.
In the low-temperature open showcase side panel with a transparent plate attached to the trim, the trim is made of hard synthetic resin, and the holding groove for holding the transparent plate is integrally molded, so the transparent plate can be directly attached to the trim And the cost can be reduced by eliminating the need for a frame for a transparent plate.
In particular, because the trim is molded from a hard synthetic resin with low thermal conductivity, cooling from the inner panel through the trim can effectively eliminate the inconvenience of condensation and frost on the outer panel. It becomes.

According to the second aspect of the present invention, in addition to the above, a trim fixture is attached to the outer plate side of the inner plate while being separated from the outer plate, and a predetermined distance from the bottom surface of the holding groove is provided. At the position, a holding portion for holding the transparent plate is protruded, and a trim is screwed to a trim fixing bracket at the bottom of the holding groove, and this screw is stored between the bottom of the holding groove and the holding portion. The trim can be firmly fixed to the inner surface plate by the trim fixing bracket and the screw. In particular, since the screws are stored between the holding portion of the holding groove and the bottom surface, they do not hinder the mounting of the transparent plate and are concealed from the outside, so that the appearance of the side plate is also improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a side plate for a low-temperature open showcase of the present invention.

FIG. 2 is a longitudinal sectional view of a transparent plate connecting portion of a side plate for a low-temperature open showcase in FIG. 1;

FIG. 3 is a longitudinal sectional view of a transparent plate connecting portion of a side plate for a low-temperature open showcase according to another embodiment of the present invention.

FIG. 4 is a perspective view of a conventional side plate for a low-temperature open showcase.

FIG. 5 is a longitudinal sectional view of the low-temperature open showcase side plate of FIG. 1;

[Explanation of symbols]

 1, 2 Side plate 3 Outer plate 4 Inner plate 8 Transparent plate 9 Frame 9A Mounting piece 10 Heat insulating material 11, 12 Trim 11A, 12A Holding groove 11B Flange 12B Holding portion 12C Protrusion 13 Trim fixing bracket 14 Screw

Claims (2)

[Claims] 1. A low-temperature open showcase in which an outer plate and an inner plate each made of a steel plate are connected by a trim, a space surrounded by the trim is filled with a heat insulating material, and a transparent plate is attached to the trim. The side plate for a low-temperature open showcase, wherein the trim is made of a hard synthetic resin, and a holding groove for holding the transparent plate is integrally formed. 2. A trim fixing bracket which is attached to the outer plate side of the inner plate and is separated from the outer plate, and a holding portion which projects from the bottom surface of the holding groove at a predetermined interval and holds the transparent plate. 2. The low-temperature open showcase according to claim 1, wherein a trim is screwed to the trim fixing bracket at a bottom surface of the holding groove, and the screw is stored between the bottom surface of the holding groove and the holding portion. Side plate.