JPH07318238A - Cold storage display case - Google Patents

Abstract

PURPOSE:To provide a cold storage display case of the structure in which a light from one illumination lamp or an illuminator is spread to the entire display space without using an additional illumination lamp or illuminator. CONSTITUTION:A cold storage display case comprises an evaporator 31 at a lower part of an indoor ceiling, and an illumination lamp 35 provided at the upper front surface of the case body. A dew receiving member provided under the evaporator is formed as a horizontal louverlike member by disposing oblique lateral plates 33a formed with a trough 33b at its lower edge in parallel at a horizontal interval. The oblique angles of the plates are so disposed that the oblique angles of the plates are directed to be equal to the incident angle of light rays from the lamp.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerated showcase, and more particularly to a refrigerated showcase having an improved internal structure for guiding illumination light to the entire inside of the refrigerator.

[0002]

2. Description of the Related Art A refrigerating showcase is a refrigerating showcase for refrigerating food items or the like in a refrigerated compartment for display to customers.
In consideration of cooling efficiency, a cooler, that is, a refrigerating evaporator is provided on the ceiling. On the other hand, an illumination lamp for illuminating the exhibit is also provided above the front part. This is a simple conceptual diagram of FIG.
In the case main body frame 1 filled with heat insulating material, a display shelf 3 for placing refrigerated food products and the like extends horizontally and is provided on the ceiling part in the case (case). An evaporator 5 is provided. The air in the refrigerator may come into contact with the surface of the evaporator 5 to cause dew condensation, which may be collected and dropped. Therefore, the dew condensation tray 7 is provided below the evaporator 5 to receive the falling water droplets. The front surface of the body frame 1 is made of transparent glass 9, and an illumination lamp 11 such as a fluorescent lamp is provided above the transparent glass 9 to illuminate refrigerated food products through the glass 9 and enhance the exhibition effect. , Illuminate the characters displayed on the refrigerated showcase from the back side. In this manner, the refrigerating showcase is attracted.

[0003]

In the refrigerated showcase having the conventional structure as described above, in order to have a sufficient cooling capacity and a large exhibition space, the evaporator is short and has a large horizontal area. And Therefore, the dew condensation tray must be large, part of the light rays R from the lamp 11 are blocked, and the back of the display shelf 3 is a blind spot. Therefore, in order to illuminate the entire area of the display shelf, a separate lighting device is required, but since a waterproof seal and the like are also required, the structure becomes complicated and the cost is disadvantageous. It is an object of the present invention to provide a refrigerated showcase having a structure in which light from one lighting lamp or lighting device reaches the entire exhibition space without using an additional lighting lamp or device. .

[0004]

According to the present invention, for the purpose of the above, a refrigerating showcase is provided in which an evaporator is provided below a ceiling part of a refrigerator and an illuminating lamp is provided in an upper front portion of a cabinet main body. , The dew receiving member provided below the evaporator is a horizontal louver-like structure in which inclined traverse plates having a gutter-shaped portion formed at the lower edge are arranged parallel to each other and at a horizontal interval. Composed. Then, the illuminating lamp is provided on the extension of the gap formed by the adjacent sloping transverse plates, in other words, the inclination angle of the sloping transverse plate is oriented so as to be substantially equal to the incident angle of the light beam from the illuminating lamp. Positioned. Furthermore, in the case where a vertical cover is hung vertically between the dew receiving member and the evaporator and the illuminating lamp, which are composed of inclined transverse plates arranged in a horizontal louver shape,
A slit is formed in a portion of the cover on an extension of the gap between the inclined transverse plates, and an optical path formed by the slit and the gap is connected to an illumination lamp.

[0005]

In the structure described above, the water droplets dropped from the evaporator fall on the upper side surface of the inclined transverse plate, flow into the gutter-shaped portion, are collected, and are discharged. Therefore, water drops do not fall on the refrigerated items on display. Then, the light rays emitted from the illuminating lamp pass through the gaps between the transverse plates along the inclined transverse plates, pass through the back side of the dew receiving member, and the light reaches the interior of the refrigerator and illuminates the part.

[0006]

Embodiments of the present invention will be described below with reference to the accompanying drawings. In FIG. 1, the refrigerated showcase 20 is
A machine room 21 is provided below, and a refrigerated goods display room 23 (hereinafter also referred to as a display room) is provided above. Although not described in detail because the machine room 21 is well known, a refrigerating system refrigerant compressor, a condenser, a condensing fan motor, and the like are provided. The main body frame 25 that defines the display room 23 includes the heat insulating materials 25a, 2
5b is filled to form a heat insulating box structure, and a windshield 27 is provided on the front surface. Although the windshield 27 is shown as a single glass plate in the figure, it is preferable that the windshield 27 is configured as a double-layer glass having a heat insulating function. A sliding door type glass 29 is provided on the rear surface and is used for putting in and taking out refrigerated items.

An evaporator 31 which is a part of the above-mentioned refrigeration system is provided on the interior ceiling of the display room 23, and a horizontal louver-like dew receiving member, that is, a drain pan 33 is provided below the evaporator 31. On the other hand, an illuminating lamp, that is, a fluorescent lamp 35 is provided on the front surface of the upper end portion of the windshield 27, and a plastic cover 37 covering the illuminating lamp is illuminated from the rear side and an appropriate display character (not shown) written on the surface is projected. Be done. An exhibition shelf for storing refrigerated items, that is, a shelf 39 extends laterally in the center of the refrigerator.

Returning to the drain pan 33 again, the inclined transverse plates 33a constituting the drain pan 33 extend in parallel to each other in the transverse direction at a distance from each other. The at least two inclined transverse plates 33a on the fluorescent lamp 35 side form a gutter-shaped portion 33b by bending the lower end of the main body upward at a substantially right angle with respect to the same main body, and form an adjacent inclination above it. The ridge line portion 33c formed by bending the upper end of the main body of the traverse plate 33a downward at a substantially right angle with respect to the main body is positioned so as to overlap in the horizontal projection plane. Although not shown, each trough-like portion 33b is preferably connected to a drainage system which may have a well-known structure. And the fluorescent lamp 35 into the refrigerator
The incident angle α of the light R from is the inclination angle β of the inclined transverse plate 33a.
And the lengths of the upper end and the lower end of the adjacent inclined transverse plates 33a are selected so as not to interfere with the passage of the light R.

In the above structure, in the evaporator 31, heat is taken from the surrounding air to evaporate the internal refrigerant, which causes dew condensation on the surface thereof, and the water is appropriately collected and drops as water drops. This falling water drop must be drain pan 33.
Fall on the inclined surface of the inclined traverse plate 33a, are collected in the gutter-shaped portion 33b, and are discharged. The light R from the fluorescent lamp 35 passes through the gap between the adjacent inclined transverse plates 33a, is reflected on the back surface, and brightens the entire area of the shelf 39. That is, all the refrigerated display items on the shelf 39 are illuminated,
There is no shadow.

FIG. 2 shows a modified embodiment in which a cover 41 for concealing the evaporator and the drain pan is vertically provided from the above embodiment, but the other construction is the same as that described above, and therefore the same. Is attached and the explanation is omitted. Cover 4
The reference numeral 1 is provided between the evaporator 31 and the drain pan 33 and the fluorescent lamp 35 so as to be hung vertically from the ceiling of the interior of the refrigerator, and the slit 41a is formed so as not to prevent the light R from going straight. Cover 41
It is preferable that the lower end portion 41b of the lower part 41b is inclined toward the inner side of the interior at substantially the same angle as the inclined transverse plate so as not to narrow the field of view of the display room 23 or obstruct the illumination. Therefore, the light from the fluorescent lamp 35 passes through the gap between the slit 41a and the inclined transverse plate 33a, and illuminates the entire area on the shelf 39 as in the first embodiment.

Although the embodiment of the present invention has been described with respect to the drain pan having four inclined transverse plates, the present invention is not limited to this embodiment and various modifications can be made. For example, the number of inclined transverse plates may be any number as long as it is two or more, and as shown in FIGS. 3 (a) and 3 (b), the lower end portion 133b of the second inclined transverse plate 133a may be formed. In the figure, it is greatly extended to the right to have a shape like a conventional drain pan, or at the position where the upper end of the second inclined transverse plate 233a overlaps the lower end of the first one, it is straight without being bent downward. It may be terminated at.

[0012]

As described above, according to the present invention,
The dew receiving member below the evaporator was configured in a horizontal louver shape, and the inclination angle of the inclined transverse plate was made substantially equal to the incident angle of the light of the illuminating lamp. The gap can be left unobstructed and the entire exhibition area can be illuminated effectively.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of an embodiment of the present invention.

FIG. 2 is a vertical sectional view of a modified embodiment of the present invention.

FIG. 3 is a conceptual diagram showing a main part of another modified embodiment of the present invention.

FIG. 4 is a conceptual diagram showing the structure of a conventional device.

[Explanation of symbols]

20 ... Refrigerated showcase, 23 ... Refrigerated display room, 2
5 ... Body frame, 31 ... Evaporator, 33 ... Drain pan,
33a, 133a, 233a ... Inclined transverse plate, 33b ...
Gutter-shaped part, 35 ... Illumination lamp (fluorescent lamp), 41 ... Cover,
41a ... slit.

Claims (2)

[Claims] 1. A refrigerated showcase in which an evaporator is provided below a ceiling part inside a refrigerator, and an illumination lamp is provided above a front surface of a main body of the refrigerator, and at least two inclined transverse plates each having a gutter-shaped portion formed at a lower edge thereof. The inclined traverse plate is horizontally disposed below the evaporator to form a dew receiving member, and the inclined angles of the inclined traverse plates separated from each other are substantially equal to the incident angle of the light beam from the illumination lamp. A refrigerated showcase characterized by that. 2. The cover is hung from the ceiling between the illuminating lamp and the evaporator, and the cover is provided with a slit communicating with an optical path between the inclined transverse plates. Refrigerated showcase.