JP5163054B2 - refrigerator - Google Patents

Description

  The present invention relates to an article storage device in which functions can be easily added in accordance with a user's purpose and life scene.

  As an article storage device for storing food products, a household refrigerator (hereinafter referred to as a refrigerator) is generally used. In recent years, many refrigerators equipped with an additional function such as a deodorizing function, an automatic ice making device, and a thawing function have been widely used in addition to a food storage function by freezing and refrigeration.

  Hereinafter, the conventional technique described in Patent Document 1 will be described with reference to the drawings.

  FIG. 7 is a configuration diagram of a general refrigerator, and an incandescent bulb that can be driven by a 100 V power source is used to light the interior.

In FIG. 7, 101 is a refrigerator, and there is a refrigerator compartment 102 on the right side, and heat is shut off from the outside by a door (not shown). In the refrigerator compartment 102, an incandescent bulb 103 for lighting the interior is attached to the back of the back. The incandescent light bulb 103 operates to turn on and off by opening and closing the door.
JP 59-107181 A

  However, as shown in Patent Document 1, when food, processed food, or the like is placed in the refrigerator, the incandescent light bulb is behind the side or the back, so that the light does not sufficiently hit the food, etc. I have to find food and processed foods in a dark state. Further, since the incandescent lamp itself turns into electricity, the refrigerator has a problem that the quality of the food is impaired as a refrigerator for keeping the food cold.

In order to solve the above-mentioned conventional problems, the refrigerator of the present invention is provided with ultraviolet or blue light emitting means composed of semiconductors on a shelf in a refrigerator compartment, and the light emitting means contains a rare earth complex that is a light emitting material. The structure which pinches | interposes with the prepared latch material is provided.

  With this configuration, plastic materials containing rare earth complexes emit light in yellow, red, blue, white, etc. with a small amount of ultraviolet or blue light emission, and the refrigerator compartment is illuminated uniformly from the front to the back of the door. Can do.

The refrigerator of the present invention emits a plastic material containing a rare earth complex in yellow, red, blue, white, etc. with a little UV or blue light emission amount, and lights the refrigerator compartment from the front to the back evenly. can do.

  Therefore, conventionally, the amount of electric power related to light emission is small (about 1/10), and various light emission colors can be selected. Therefore, it is possible to provide lighting that is easy to design and is environmentally friendly.

The invention according to claim 1 is a refrigerator having a shelf for storing food, wherein the shelf is composed of two light emitting plates made of a plastic material containing a light emitting material such as a rare earth complex. A light emitting means composed of a light emitting semiconductor element is sandwiched between the light emitting plates, and a plastic material light emitting cover containing a light emitting material of another rare earth complex is provided at the top of the shelf, and the light emitting cover contains the light emitting material. By devising the configuration, patterns, letters, etc. can be raised , and the interior of the refrigerator is illuminated when mounted on the refrigerator.

  With this configuration, the refrigerator compartment can be illuminated evenly from the front to the back.

  With this configuration, since a semiconductor is used for the light emitting means, power consumption is low.

  With such a structure, a light emitting plate made of a plastic material containing a rare earth complex can emit yellow, red, blue, white, or the like with a small amount of ultraviolet or blue light emission.

  With such a configuration, the light emitting plate made of a plastic material containing a rare earth complex emits yellow, red, blue, white, etc. with a small amount of ultraviolet or blue light emission, and the refrigerator compartment is evenly distributed from the front of the door to the back. Can be lit.

  With this configuration, a different emission color can be used only on the front side of the shelf.

According to a second aspect of the present invention, in the first aspect of the present invention, protrusions for scattering light are provided at a plurality of locations on the light emitting plate of the shelf.

  With this configuration, the amount of light emitted from the light emitting means by the protrusions is refracted in the vertical direction, and the amount of light emitted to the front surface of the shelf can be increased.

The invention according to claim 3 is the invention according to claim 1 or 2 , wherein the shelf is provided with a light emitting material of a rare earth complex whose luminous intensity varies depending on a temperature zone.

  With this configuration, when the refrigerator's refrigeration room is used for the first time, it is indicated by a luminescent color whether it is at a predetermined temperature, or even if the temperature of the refrigeration room rises due to a failure, an abnormal display is indicated by a change in the luminescent color can do.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments.

(Embodiment 1)
As an embodiment of the article storage device of the present invention, a description will be given using a refrigerator for storing food products.

  FIG. 1 is a configuration diagram of the refrigerator according to Embodiment 1 of the present invention. FIG. 2 is a configuration diagram of a shelf in the first embodiment. 3 is a cross-sectional view of the shelf of FIG. 2 when viewed from the side, and FIG. 4 is a cross-sectional view of another luminescent material attached to the front surface of the shelf of FIG. FIG. 5 is a cross-sectional view in the case where protrusions that scatter light are provided at a plurality of locations inside the shelf board, FIG. 6A is a characteristic diagram in which illuminance changes with temperature in the first embodiment, FIG.6 (b) is sectional drawing at the time of using the luminescent material with the high temperature dependence of the shelf board at the time of the high temperature and the low temperature in the same Embodiment 1. FIG.

  A refrigerator 1 shown in FIG. 1 has a refrigerating chamber 2 at the top, and a door 3 is used to block heat from the outside. A light emitting plate 5 for lighting the interior of the refrigerator compartment 2 is attached as a shelf 4 on which ingredients and the like are placed. The light emitting plate 5 operates to be turned on and off by opening and closing the door 3. About another structure, since a known structure may be sufficient, description is abbreviate | omitted.

  The shelf 4 shown in FIG. 2 and FIG. 3 includes a light emitting plate 5 made of a plastic material containing a rare earth complex as a light emitting material, a light emitting plate 6 made of the same size, and a plurality of semiconductor light emitting elements 8 ( A light emitting means 7 equipped with a light emitting element (ultraviolet light, blue light emitting element) is sandwiched between a light emitting plate 5 and a light emitting plate 6.

  When the semiconductor light emitting element 8 is not lit, the light emitting plates 5 and 6 do not emit light and are in a transparent state.

  When the semiconductor light emitting element 8 is turned on, the light emitting plates 5 and 6 also emit light, and color is developed by the rare earth complex of the light emitting material contained in advance.

  The shelf 4 shown in FIG. 4 is provided with a light emitting cover 9 made of a plastic material containing a rare earth complex, which is a light emitting material different from the light emitting plates 5 and 6, on the front surface of the shelf shown in FIG. 3.

  The light emitting cover 9 emits light with a light emission color different from that of the light emitting plates 5 and 6 due to light emission of the semiconductor light emitting element 8 of the light emitting means 7. Moreover, a pattern, a character, etc. can be raised by devising the composition of the light emitting material of the light emitting cover.

  The shelf 4 shown in FIG. 5 is provided with a plurality of projections 10 that scatter light inside the light-emitting plates 5 and 6 of FIG. 3, so that light traveling straight to the front is reflected to the light-emitting plates 5 and 6 as indicated by arrows. Let

  By providing the protrusion 10, the amount of light toward the light-emitting plates 5 and 6 can be increased, and the light-emitting plates 5 and 6 emit light more strongly.

  The shelf 4 shown in FIG. 6 shows the characteristics of the rare earth complex in which the light emission amount decreases at a high temperature and the light emission amount increases at a low temperature, as shown by the relationship between the light emission amount and the temperature in the refrigerator compartment. The configuration.

  The shelf 4 shown in FIG. 6 is a refrigerator that is not cooled at all. When the door 3 is opened, the light emission amount of the light-emitting plates 5 and 6 of the shelf 4 is reduced, resulting in dark illumination.

  Moreover, when the internal temperature of a refrigerator compartment reduces by driving to some extent, the emitted light amount of the light emission plates 5 and 6 of the shelf 4 will increase, and it will become bright illumination.

  With this characteristic, the user can discriminate the appropriate temperature at which the food is put by the brightness of the lighting.

  Further, even when the temperature of the refrigerator 1 rises due to a failure, the user can determine an abnormal state due to the brightness of the illumination due to the same phenomenon.

  As described above, in the present embodiment, the article storage apparatus includes a shelf for storing food, the shelf includes a light emitting unit, and the article storage apparatus is mounted in the article storage apparatus. The interior can be turned on and off, and the refrigerator's refrigerating room can illuminate from the front to the back evenly.

  By providing the light emitting means composed of semiconductor elements on the shelf, since a semiconductor is used for the light emitting means, power consumption can be minimized.

  The shelf is composed of a light emitting plate made of a plastic material containing a light emitting material such as a rare earth complex, so that the light emitting plate made of a plastic material containing a rare earth complex is yellow, It can emit red, blue, white, etc.

  With a structure in which the light emitting means is sandwiched between a plurality of plates on a shelf, a light emitting plate made of a plastic material containing a rare earth complex emits light in yellow, red, blue, white, etc. with a little ultraviolet or blue light emission amount. The refrigerator compartment can be lit evenly from the front of the door to the back.

  The shelf has a structure in which the light emitting means is sandwiched by a plurality of light emitting plates, and a light emitting plate made of a plastic material containing a light emitting material of another rare earth complex is provided at the top, so that only the front surface of the shelf has a different light emitting color. Can be used.

  The shelf has a structure in which the light emitting means is sandwiched between a plurality of plates, and projections that scatter light are provided at a plurality of locations on the light emitting plate, so that the amount of light emitted from the light emitting means by the protrusions is refracted in the vertical direction. In addition, the amount of light emitted to the front of the shelf can be increased.

  The shelf has a structure in which the light emitting means is sandwiched by a plurality of plates, and a light emitting material of a rare earth complex whose luminous intensity changes depending on the temperature zone is provided, so that the refrigerator cold room is used at a predetermined temperature when used for the first time. Can be confirmed by the emission color, or when the temperature of the refrigerator compartment rises due to a failure, an abnormal display can be made by a change in the emission color.

  As described above, the article storage device including the light emitting unit according to the present invention can be provided as an article storage, a refrigerator, a drying cabinet, a storage, a showcase, and the like.

The front view which shows the one-door open state of the refrigerator in Embodiment 1 of this invention The perspective view of the shelf in Embodiment 1 Sectional drawing of the shelf in Embodiment 1 Sectional drawing of the shelf with a light emission cover in Embodiment 1 Sectional drawing of the shelf which provided the projection part in the light-emitting plate in Embodiment 1 (A) Characteristic diagram in which illuminance changes depending on the temperature in the first embodiment (b) Cross-sectional view in the case of using a light emitting material having a high temperature dependence of the shelf board at high temperature and low temperature in the first embodiment Front sectional view of a conventional refrigerator

Explanation of symbols

4 Shelf 5 Light-emitting plate 6 Light-emitting plate 7 Light-emitting means 8 Semiconductor light-emitting element 9 Light-emitting cover 10 Projection

Claims (3)

A refrigerator having a shelf for storing food, wherein the shelf comprises two light emitting plates made of a plastic material containing a light emitting material such as a rare earth complex, and is composed of a semiconductor device that emits ultraviolet or blue light. By arranging the light emitting cover of a plastic material containing a light emitting material of another rare earth complex at the top of the shelf and devising the structure containing the light emitting material of the light emitting cover, A refrigerator that can bring out characters and the like and illuminates the inside of the refrigerator when mounted on the refrigerator. The refrigerator according to claim 1, wherein protrusions that scatter light are provided at a plurality of locations on the light emitting plate of the shelf. The refrigerator according to claim 1 or 2 , wherein the shelf is provided with a light emitting material of a rare earth complex whose light emission amount varies depending on a temperature zone.