JP2000245596A - Showcase - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the maintenance of bumper, which is mounted to showcase, and the work efficiency for assembly. SOLUTION: A showcase has a transparent plate 4, which is set to stand at the opening edge of insulating wall 6, and a bumper 5, which is mounted on the outside surface of insulating wall. Then it has a holding plate 16, which is mounted on the opening edge of insulating wall and touches and holds the outer surface of transparent plate, a concave groove 33, which is formed on the bumper and runs longitudinal direction, and a cover member 41, which blocks the concave groove with enabling to open and close. The holding plate is covered with the bumper and the bumper is fixed to the holding plate with a screw at the concave groove.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a showcase such as a low-temperature showcase which is installed in a store such as a supermarket or a convenience store and displays and stores products such as food.

[0002]

2. Description of the Related Art A conventional showcase of this type is composed of a heat insulating wall having an opening on the upper surface as shown in Japanese Patent Publication No. 8-8886, for example. A transparent plate made of a double glass plate or the like is provided upright. A bumper was attached to the outer opening edge of the transparent plate to protect the heat insulating wall and the transparent plate from collision with a shopping cart or the like.

[0003]

However, as shown in FIG. 8 of the above publication, the conventional bumper is mounted on a heat insulating wall in combination with a transparent plate, and has a structure which also serves to hold the transparent plate. Therefore, when performing replacement such as when the bumper is deformed or damaged, the transparent plate or the like must be removed from the heat insulating wall, which deteriorates the maintenance workability.

[0004] This also applies to the assembling process during the production of a showcase, and the productivity is poor, and improvement has been desired.

The present invention has been made to solve the above-mentioned conventional technical problem, and has as its object to improve the workability of maintenance and assembly of a bumper attached to a showcase.

[0006]

According to the present invention, there is provided a showcase comprising a transparent plate erected on an opening edge of a heat insulating wall, and a bumper mounted outside the opening edge of the heat insulating wall. A holding plate attached to the opening edge of the heat insulating wall and held in contact with the outer surface of the transparent plate, a concave groove formed in the bumper in the longitudinal direction, and a cover member that closes the concave groove so that it can be opened and closed. And a bumper is put on the holding plate, and the bumper is screwed to the holding plate in the concave groove.

According to the present invention, in a showcase comprising a transparent plate erected on the opening edge of the heat insulating wall and a bumper mounted outside the opening edge of the heat insulating wall, the showcase is mounted on the opening edge of the heat insulating wall. A holding plate that contacts and holds the outer surface of the transparent plate, a groove formed in the bumper extending in the longitudinal direction, and a cover member that closes the groove so that the groove can be opened and closed, and covers the bumper on the holding plate. At the same time, since the bumper is screwed to the holding plate in the groove, the transparent plate is erected on the heat insulating wall by the holding plate, and the bumper can be independently attached to and detached from the holding plate.

As a result, maintenance workability such as replacement of a bumper and assembly workability during production can be significantly improved. Also, the holding plate is covered with a bumper, and the bumper is screwed to the holding plate in the groove,
In addition, since the concave groove can be closed by the cover member, the appearance does not deteriorate.

According to a second aspect of the present invention, in the above show, the holding plate has a holding side in contact with an outer surface of the transparent plate, an upper engaging side bent in a crank shape outward from an upper end of the holding side, A connecting side extending from the lower end of the holding side to the outside of the heat insulating wall, a mounting side descending from a tip of the connecting side, and a lower end of the mounting side bent again to the heat insulating wall side to contact the outer surface of the heat insulating wall. Along with having a contacting side that contacts, the bumper
An upper engaging portion that engages the upper engaging side from above, and a lower supporting portion that contacts the upper surface of the outer end of the connecting side, wherein the outer surface of the bottom wall of the concave groove contacts the mounting side and is screwed. It is characterized by.

According to the second aspect of the present invention, in addition to the above, the holding plate has a holding side abutting on the outer surface of the transparent plate, and an upper engaging side bent in a crank shape outward from the upper end of the holding side. ,
A connection side extending from the lower end of the holding side to the outside of the heat insulating wall,
A mounting side descending from the tip of the connection side, and a contact side bent from the lower end of the mounting side toward the heat insulating wall again and in contact with the outer surface of the heat insulating wall, and the bumper is positioned above the upper engaging side. Since it has an upper engaging portion that engages from below, and a lower support portion that abuts on the upper surface of the outer end of the connection side, the bottom wall outer surface of the concave groove is abutted against the mounting side and screwed, The bumper is temporarily held by the upper engaging portion of the bumper engaging with the upper engaging side of the holding plate and the lower supporting portion of the bumper abutting on the upper surface of the outer end of the connecting side of the holding plate. Become.

Thus, the work of screwing the bottom wall of the concave groove of the bumper to the mounting side can be performed very easily.
The workability of mounting the bumper is further improved.

[0012]

Next, an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a side view of a flat showcase 1 as an embodiment of the present invention, and FIG. 2 is an enlarged sectional view of an opening edge of a heat insulating wall 6 of the flat showcase 1.

In FIG. 1, a showcase 1 according to the present invention comprises:
This is a so-called flat type low-temperature showcase installed in a store such as a supermarket, and is opened upward as shown in FIG. 1 and has a heat insulating wall (heat insulating box) 6 in which a storage room 3 having an upper surface opening is formed. The main body is constituted by. A machine room 7 is formed below the heat insulating wall 6.
Inside, a compressor, a condenser, and the like (not shown) constituting a cooling device for cooling the storage room 3 are installed.

At the bottom of the storage room 3, a commodity mounting plate having a predetermined area called a deck pan (not shown) is placed on a wire rack (not shown), and a duct (circulation path) not shown is formed below the plate. In addition, an evaporator and a blower of the cooling device are provided in the duct, and the cool air cooled by the evaporator is blown by the blower to the other edge of the opening facing the other side from a discharge port (not shown) formed at one edge of the opening. It discharges toward the suction port formed in the part. Thereby, the storage room 3
The inside of the storage room 3 is cooled to a predetermined temperature while forming an air curtain at the opening.

On the other hand, outside each side of the opening edge of the heat insulating wall 6,
A bumper 5 is attached, and a bumper 9 is also attached to a lower portion of the outer surface of the heat insulating wall 6. Also, the heat insulating wall 6
A total of four transparent plates 4... Made of double glazing or the like are erected on each side of the opening edge. A corner support 8 is provided at the corner of the heat insulating wall 6 where the transparent plates 4 on each side are attached to each other. An exterior panel 10 is attached to the outer surface of the heat insulating wall 6.

Next, in FIG. 2, the heat insulating wall 6 includes a heat insulating material body 11 made of foamed polyurethane and an upper heat insulating material 12 made of wood or molded heat insulating material attached to the upper end (opening end) of the heat insulating material body 11. On the upper surface of the upper heat insulating material 12, a concave groove 13 into which the lower end of the transparent plate 4 is fitted is formed. A holding wall 1 for holding the lower portion of the inner surface of the transparent plate 4 is provided on the storage chamber 3 side of the concave groove 13.
4 are formed on the upper heat insulating material 12.

Reference numeral 16 denotes a steel plate attached to the outside of the opening edge of the heat insulating material 6. The holding plate 16 is formed by bending a steel plate. The holding side 17 is in contact with a lower portion of the outer surface of the transparent plate 4, the upper engaging side 18 is bent outward from the upper end of the holding side 17 in a crank shape, and the holding side 17 is formed. A horizontal connecting side 19 extending from the lower end of the connecting wall 19 to the outside of the heat insulating wall 6, and an upper mounting side 21 descending substantially vertically from the tip of the connecting side 19
And a contact side 22 which is bent inward again at a substantially right angle from the lower end of the upper mounting side 21 and contacts the outer surface of the upper heat insulating material 12 of the heat insulating wall 6, and an acute angle from the lower end of the contact side 22 And
A lower mounting side 23 that rises so as to be separated from the heat insulating wall 6 while rising is formed.

A portion of the connecting side 19 on the side of the holding side 17 is in contact with the upper surface of the upper heat insulating material 12 and is fixed by screws 24 (FIG. 2). 12
(FIG. 3). In this state, the holding side 17 of the holding plate 16 holds the transparent plate 4 together with the holding wall 14 of the upper heat insulating material 12 from inside and outside.

The upper mounting side 21 and the lower mounting side 23 are formed with screw holes 27 and 28, respectively. Furthermore,
An electric heater H is attached to the outer surface of the holding side 17 of the holding plate 16. The electric heater H generates heat and heats the transparent plate 4 to prevent dew condensation on the transparent plate 4.

On the other hand, the bumper 5 is formed by extrusion molding of a hard synthetic resin, and as shown in FIG. 2, an upper surface 31 which is inclined downward toward the outside, and an engaging claw portion hanging down from the upper end of the upper surface 31. Upper engaging portion 32 composed of a substantially L-shaped engaging jaw 32B opposed to the inside of the engaging jaw 32A.
And a longitudinally extending concave groove 33 formed by recessing inward from the outer end of the upper surface 31, and a lower surface 34 that obliquely descends inward again from the lower end of the opening of the concave groove 33. .
An electric thermometer T for displaying the temperature in the storage room 3 is attached to the upper surface 31.

On the inner side of the groove 33, fitting projections 36, 36 are integrally formed from above and below so as to narrow the opening. The lower support portion 37 is integrally provided so as to protrude. Further, a screw hole 38 is formed in the bottom wall 33A of the concave groove 33.

Reference numeral 41 denotes a cover member for closing the groove 33. The cover member 41 is formed by extruding a soft or semi-hard synthetic resin into a stripe shape, and has hook-shaped fitting claws 42, 42 integrally protruding from the inner surface thereof in the longitudinal direction.

On the other hand, the exterior panel 10 is made of a painted steel plate, and has an upper edge formed with a mounting flange 43 bent obliquely outward and upward. A screw hole 44 is formed in the mounting flange 43.

The procedure for mounting the bumper 5 and the exterior panel 10 according to the above configuration will be described with reference to FIGS. still,
The holding plate 16 is already attached to the heat insulating wall 6 as described above, and the transparent plate 4 is held by the upper heat insulating material 14 and the holding plate 16.

When mounting the bumper 5,
The bumper 5 is put on the holding plate 16 as shown in the upper part of FIG.
As shown in the middle part of FIG.
The holding plate 16 is inserted between the upper engagement side 18 and the transparent plate 4 from above (middle in FIG. 3). Next, if the bumper 5 is moved in parallel to the transparent plate 4 as it is, the engaging claw 32A comes into contact with the outer surface of the transparent plate 4 as shown in the lower part of FIG. Abuts the outer surface of side 18. As a result, the upper engaging portion 32 engages with the upper engaging side 18 in a detachable manner.

In this state, the outer surface of the bottom wall 33A of the concave groove 33 contacts the outer surface of the upper mounting side 21 and the screw hole 38
Corresponds to the screw hole 27 of the upper mounting side 21. Further, the lower support portion 37 is in contact with the upper surface of the outer end of the connection side 19 of the holding plate 16 (the lower part in FIG. 3). Therefore, in this state, the bumper 5
Are temporarily held by the holding plate 16.

As described above, while the bumper 5 is temporarily held on the holding plate 16, the screw 46 is inserted into the groove 33 and screwed into the screw holes 38 and 27, so that the bumper 5 is held in the groove 33. Is screwed to the holding plate 16 (FIG. 4).
Next, the fitting claws 42, 42 of the cover member 41 are inserted into the concave grooves 33 of the bumper 5, and the fitting claws 42, 42 are fitted to the fitting protrusions 36, 36, thereby forming the concave grooves as shown in FIG. 33 is opened and closed.

In this state, the bumper 5 is attached to the lower mounting side 23
Since almost all areas of the holding plate 16 are covered except for the above, the holding plate 16 cannot be seen from the front or from above. The lower surface 34 of the bumper 5 is located below and in front of the lower mounting side 23 of the holding plate 16 at a predetermined interval, and is wrapped.

Further, below the upper surface 31 of the bumper 5,
The holding side 17 and the connection side 19 of the holding plate 16 and the upper surface 31
And a space with a substantially triangular cross section surrounded by
A part of the thermometer T and its wiring, the electric heater H and its wiring, and the like are housed in this space.

Here, conventionally, the electric heater is attached to the bumper, and when the bumper is replaced, it is necessary to replace the electric heater. In this case, the electric heater H is attached to the holding plate 16. Since it is attached, it is not necessary to replace the electric heater H even when the bumper 5 is replaced. Also, since the electric wiring can be performed in the space inside the bumper 5, the wiring work is also facilitated.

In this state, the fitting claws 42 of the cover member 41 abut against the bottom wall 33A of the concave groove 33 of the bumper 5 (FIG. 2). Then, the space between the fitting claws 42 is hollow. Therefore, even if a cart or the like collides with the cover member 41 from the front, the impact is applied to the fitting claw 4 of the cover member 41.
2, 42 and the hollow shape thereof absorb the impact load, so that damage is less likely to occur.

Next, the mounting flange 4 of the exterior panel 10 will be described.
5 is inserted between the lower surface 34 of the bumper 5 and the lower mounting side 23 of the holding plate 16 as shown by the black arrow in FIG. 5 and is brought into contact with the heat insulating wall 6 as shown by the white arrow in FIG. Then, the screw hole 44 of the mounting flange 43 is matched with the screw hole 28 of the lower mounting side 23, and the screw 47 is screwed into the screw holes 44 and 28 from diagonally lower front to attach the exterior panel 10 to the holding plate 16 (FIG. 5).

In this state, since the lower surface 34 of the bumper 5 wraps (overlaps) in front of the screw 47,
The screw 47 is invisible from the front except for looking down from below. As described above, the mounting portion (screws 47) of the holding plate 16 and the exterior panel 10 is covered by the bumper 5, and
The groove 33 and the screws 46 therein are also covered and concealed by the cover member 31, so that the appearance of the showcase 1 is improved.

In the above embodiment, the exterior panel 10 is attached after the bumper 5 is attached. However, the exterior panel 10 may be attached to the holding plate 16 before the bumper 5.

Next, the bumper 5 or the exterior panel 10
In order to remove the battery for replacement, the above operation may be performed in the reverse order. That is, when removing the exterior panel 10, a screwdriver is inserted between the lower surface 34 of the bumper 5 and the exterior panel 10 to remove the screw 47, and the exterior panel 10 is removed in a procedure opposite to the arrow in FIG.

To remove the bumper 5, first, the cover member 41 is peeled off from the groove 33 of the bumper 5, and a screwdriver is inserted into the groove 33 to remove the screw 46. Then, when the bumper 5 is pulled horizontally toward the front, the engaging jaw 32B of the upper engaging portion 32 is disengaged from the upper engaging side 18, so if it is lifted upward, the engaging claw 32A is also disengaged,
The bumper 5 can be removed.

As described above, the bumper 5 and the exterior panel 10
Since it can be attached and detached by itself, the workability during assembly and the workability during maintenance are significantly improved. Further, even when the cover member 41 has a large number of scratches, it can be easily removed and replaced.

In the embodiment, the present invention is applied to a flat type showcase. However, the present invention is also effective to a vertical type showcase in which a transparent plate is erected on a lower edge of an opening of a heat insulating wall which opens forward.

[0039]

As described above in detail, according to the present invention, in a showcase comprising a transparent plate erected on the opening edge of a heat insulating wall, and a bumper attached outside the opening edge of the heat insulating wall, A holding plate attached to the opening edge of the heat insulating wall and abutting against and holding the outer surface of the transparent plate, a longitudinal groove formed in the bumper, and a cover member for closing and opening the concave groove are provided. Since the bumper is put on the holding plate and the bumper is screwed to the holding plate in the concave groove, the transparent plate is erected on the heat insulating wall by the holding plate, and the bumper can be independently attached to and detached from the holding plate. .

As a result, it is possible to remarkably improve maintenance workability such as replacement of a bumper and assembly workability during production. Also, the holding plate is covered with a bumper, and the bumper is screwed to the holding plate in the groove,
In addition, since the concave groove can be closed by the cover member, the appearance does not deteriorate.

According to the second aspect of the present invention, in addition to the above, the holding plate has a holding side abutting on the outer surface of the transparent plate, and an upper engaging side bent in a crank shape outward from the upper end of the holding side. ,
A connection side extending from the lower end of the holding side to the outside of the heat insulating wall,
A mounting side descending from the tip of the connection side, and a contact side bent from the lower end of the mounting side toward the heat insulating wall again and in contact with the outer surface of the heat insulating wall, and the bumper is positioned above the upper engaging side. Since it has an upper engaging portion that engages from, and a lower support portion that abuts on the outer end upper surface of the connection side, the bottom wall outer surface of the concave groove is in contact with the mounting side and screwed, The bumper is temporarily held by the upper engagement portion of the bumper being engaged with the upper engagement side of the holding plate, and the lower support portion of the bumper being in contact with the upper surface of the outer end of the connection side of the holding plate. Become.

Thus, the work of screwing the groove bottom wall of the bumper to the mounting side can be performed very easily.
The workability of mounting the bumper is further improved.

[Brief description of the drawings]

FIG. 1 is a side view of a flat showcase as an embodiment of the present invention.

FIG. 2 is an enlarged sectional view of an opening edge of a heat insulating wall of the flat showcase of FIG. 1;

FIG. 3 is a diagram illustrating a procedure for assembling a bumper of the flat type showcase of FIG. 1;

FIG. 4 is a view illustrating a procedure for fixing a bumper of the flat showcase of FIG. 1;

FIG. 5 is a diagram illustrating a procedure for attaching an exterior panel of the flat showcase of FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Flat type showcase 4 Transparent plate 5 Bumper 6 Heat insulation wall 10 Exterior panel 16 Holding plate 17 Holding side 18 Upper engagement side 19 Connection side 21 Upper mounting side (mounting side) 22 Contact side 23 Lower mounting side 32 Upper engagement Part 33 concave groove 34 lower surface 41 cover member 43 mounting flange 46, 47 screw

Continued on the front page (72) Inventor Satoshi Mitani 2-5-1-5, Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Masamichi Ishikawa 2-5-5-1 Keihanhondori, Moriguchi-shi, Osaka Inside Sanyo Electric Co., Ltd. (72) Inventor Sakusumi Shibusawa 2-5-5 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (72) Inventor Teruo Yasuda 2-5-2 Keihanhondori, Moriguchi-shi, Osaka No. 5 Sanyo Electric Co., Ltd. F term (reference) 3B110 AA03 CA00 3L045 AA04 AA07 BA01 CA02 DA02 EA02 GA07 HA01 PA04

Claims (2)

[Claims] A transparent plate erected on an opening edge of the heat insulating wall;
A showcase comprising: a bumper attached to the outside of an opening edge of the heat insulating wall; and a holding plate attached to the opening edge of the heat insulating wall and held in contact with an outer surface of the transparent plate, and formed on the bumper. A groove extending in the longitudinal direction, and a cover member for closing and opening the groove so that the groove can be opened and closed. The bumper is placed on the holding plate, and the bumper is screwed to the holding plate in the groove. A showcase characterized by: 2. The holding plate has a holding side abutting on an outer surface of the transparent plate, an upper engaging side bent outward from an upper end of the holding side in a crank shape, and an outer side of the heat insulating wall from a lower end of the holding side. And a connecting side extending from the mounting side, a mounting side descending from a tip of the connecting side, and a contact side bent from the lower end of the mounting side toward the heat insulating wall again and in contact with the outer surface of the heat insulating wall. , The bumper includes an upper engagement portion that engages the upper engagement side from above, and a lower support portion that contacts an upper surface of an outer end of the connection side, and a bottom wall outer surface of the concave groove contacts the attachment side. The showcase according to claim 1, wherein the showcase is screwed in contact.