JPH053884U - Lighting device for refrigerator - Google Patents

Abstract

(57) [Abstract] [Purpose] To obtain a refrigerator interior lighting device that can illuminate every corner of a refrigerator by lighting the interior light and can produce a high-quality and high-grade image of the interior of the refrigerator. [Structure] A plurality of recesses 16 are arranged in parallel on a light-transmitting surface of a light-transmitting cover 15 that covers the interior lamp 9. This recess 1
A plurality of rows of light-shielding portions that block the light of the interior lamp 9 are formed on the flat surface 15c of the translucent cover 15 between the six, and the illumination of the interior lamp 9 is illuminated in stripes to produce an illumination effect.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an improvement of a refrigerator interior lighting device.

[0002]

[Prior Art]

 6 to 10 show an internal lighting device for a conventional refrigerator shown in, for example, Japanese Patent Laid-Open No. 2-247482. In the figures, 1 is a refrigerator, 2 is a freezer compartment, 3 is a refrigerator compartment, and 4 is a refrigerator compartment. The vegetable compartment, 5 is a partition wall between the freezer compartment 2 and the refrigerating compartment 3, 6 is a partition wall between the refrigerating compartment 3 and the vegetable compartment 4, and 7 is provided in the corner portion 10 of the inner box 8 over substantially the entire height of the refrigerating compartment 3. It is a flat transparent cover for the lighting device.

Reference numeral 7 a denotes a locking claw on the upper side of the translucent cover 7, 7 b denotes a lower locking claw, and both locking claws 7 a and 7 b constitute a locking mechanism 14 for the translucent cover 7. 7c is a triangular protrusion formed on the back surface of the translucent cover 7, 10 is a rear corner portion corresponding to the inner box 8 of the refrigerating chamber 3, and 8b is a trapezoid formed by obliquely partitioning the upper portion of the corner portion 10 above. Step, 8c is a trapezoidal step formed by obliquely dividing the lower part of the corner portion 10, 8d is an undercut step provided in parallel with the inclined surface of the trapezoidal step 8b, and 8e is an inclined surface of the trapezoidal step 8c. 8f is an upper step that drops the outer edge of the light-transmitting cover 7 onto the inclined surface of the trapezoidal step 8b, 8h is a lower step, and 8i is an inner box 8 portion of the refrigerating compartment 3. The left step for dropping the outer edge of the translucent cover 7 on the back wall surface of 8 is a right step provided on the side wall surface of the inner box 8 of the refrigerating compartment 3, and 11 is a space for arranging the interior lamp 9. Parts are shown respectively.

The rear surfaces of the upper and lower outer edge portions of the translucent cover 7 contact the inclined surfaces of the trapezoidal steps 8b and 8c, and the locking claws 7a and 7b forming the locking mechanism 14 are connected to the trapezoidal steps 8b and 8b. By being locked to the undercut steps 8d and 8e of 8c, a space portion 11 is formed by the corner portion 10 and the translucent cover 7, and the interior lamp 9 is arranged in the space portion 11. is there. In addition, 12 is a foamed heat insulating material filled between the inner box 8 and the outer box 13.

Next, the operation will be described. In this lighting device of the refrigerator, the back surfaces of the upper and lower outer edge portions of the translucent cover 7 are provided on the inclined surfaces of the trapezoidal steps 8b and 8c that are vertically inclined to the corner portion 10 of the inner box 8 portion of the refrigerating room 3. The locking claws 7a and 7b of the locking mechanism 14 provided on the upper and lower portions of the translucent cover 7 are brought into contact with each other and are locked to the undercut steps 8d and 8e of the trapezoidal steps 8b and 8c, respectively. Since the translucent cover 7 can be locked and fixed to the portion 10 and the interior lamp 9 is provided in the space 11, it is possible to form a lighting device having substantially the entire height of the corner portion 10. As a result, the light of the interior lamp 9 is transmitted through the light-transmitting cover 7 and is radiated obliquely from the corner portion 10 over the entire refrigerating compartment 3.

Further, the wall of the inner box 8 portion of the refrigerating compartment 3 and the outer edge drop-in steps 8f, 8h, 8i, 8j provided on the inclined surfaces of the upper and lower trapezoidal steps 8b, 8c are covered with the translucent cover 7. While the outer edge portion is dropped, the outer edge portion of the translucent cover 7 is locked and absorbed by the steps 8f, 8h, 8i, 8j, and the joint portion becomes flat. In addition to this, as shown in FIG. 10, a large number of protrusions 7c having a triangular cross section are horizontally formed on the back surface of the translucent cover 7, and the intervals between these protrusions 7c are directed vertically with the interior lamp 9 as the center. Since it is large, the entire light-transmitting cover 7 can be uniformly illuminated, and the light of the interior lamp 9 is evenly dispersed in the refrigerating room 3.

[0007]

[Problems to be solved by the device]

 Since the conventional refrigerator interior lighting device is configured as described above, the light of the interior lamp can be simply emitted over the entire interior of the refrigerating room and evenly distributed, but the farther away from the light source, the better. There is a problem in that it is not possible to produce a high-quality and high-grade image for the interior of the refrigerator, which is demanded by large refrigerators, such as a food storage capacity of more than 400 l, because it becomes dark.

The present invention has been made to solve the above-mentioned problems, and makes the light emitted from the interior light pass through the translucent cover, thereby causing it to emit light in a stripe shape in the refrigerator compartment. At the same time, it aims to obtain a refrigerator interior lighting device that can illuminate every corner of the refrigerating room while illuminating it, creating a high-quality and high-grade image of the interior of the refrigerator.

[0009]

[Means for Solving the Problems]

 The refrigerator interior lighting device according to the present invention is provided with a plurality of recesses arranged in parallel on the translucent surface of the translucent cover at appropriate intervals, and the light of the interior lamp is lit between the recesses of the translucent cover. A plurality of light-shielding processing portions for shielding are provided.

[0010]

[Action]

 In the refrigerator interior lighting device according to the present invention, the light emitted from the interior light is transmitted in a stripe shape by the plurality of light-shielding processing portions of the translucent cover to produce a lighting effect. The light transmitted through the plurality of concave portions of the cover is sufficiently diffused in the interior of the refrigerator, and the light is radiated to every corner of the interior while keeping the brightness.

[0011]

【Example】

 Example 1. An embodiment of the present invention will be described below with reference to the drawings. 1 to 3, the same reference numerals as those in the conventional technique indicate the same or corresponding portions. In the figure, 1 is a refrigerator, 2 is a freezer compartment, 3 is a refrigerator compartment, 4 is a vegetable compartment, 5 is a partition wall between the refrigerator compartment 2 and the refrigerator compartment, 6 is a partition wall between the refrigerator compartment 3 and the vegetable compartment, 15 Is a flat light-transmitting cover of the internal lighting device provided in the corner portion 10 of the inner box 8 over substantially the entire height of the refrigerating compartment 3.

Reference numeral 16 denotes a plurality of rows of recesses that are juxtaposed at appropriate intervals over substantially the entire width of the front surface, which is the translucent surface of the translucent cover 15, and have a semi-circular cross section. . Reference numeral 17 denotes a plurality of rows of light-shielding processing portions which are formed on the flat surface 15c between the concave portions 16 on the front surface of the light-transmitting cover 15 and which are formed substantially all over the width and which are alternately formed with the concave portions 16. It is formed by screen printing, hot stamping, or the in-mold method. Reference numerals 15a and 15b are a locking claw on the upper side and a locking claw on the lower side of the translucent cover 15, and these locking claws 15a and 15b constitute a locking mechanism 14 similar to the conventional example.

Next, the operation will be described. The refrigerator internal lighting device is configured as described above, and forms the internal lighting device over substantially the entire height of the corner portion 10 of the inner box 8 portion of the refrigerating compartment 3. As a result, the light of the interior lamp 9 is transmitted through the plurality of concave portions 16 of the translucent cover 15 and is irradiated in a stripe shape obliquely from the corner portion 10 over the entire refrigerating chamber 3.

Moreover, as shown in the drawing, since the semi-circular concave portion 16 and the light-shielding portion 17 are provided on the flat surface 15c over substantially the entire width of the translucent cover 15, the striped translucent light is refrigerated. Since it covers the entire width of the chamber 3 above and below, it is possible to irradiate every corner of the refrigerator chamber 3 while keeping the brightness.

Example 2. Although the back surface of the translucent cover 15 is flat in the above embodiment, the back surface of the translucent cover 15 corresponds to the recess 16 on the front surface of the translucent cover 15 as shown in FIG. The concave portion 18 and the convex portion 19 may be formed substantially in the entire vertical width, and the same effect as that of the above-described embodiment is obtained.

Example 3. Further, as shown in FIG. 5, the translucent cover 15 may have an arc-shaped cross section, and the same effect as that of the above-described embodiment can be obtained.

[0017]

[Effect of the device]

 As described above, according to the present invention, a plurality of concave portions arranged in parallel on the transparent surface of the transparent cover at appropriate intervals and a plurality of light shielding processed portions for blocking the light of the interior lamp are provided between the concave portions. Since it is provided and configured, the light emitted from the interior light can be emitted in a stripe shape in the interior, and at the same time, it can illuminate every corner of the interior while maintaining high brightness and high-quality interior There is an effect that you can get something that can produce the image.

[Brief description of drawings]

FIG. 1 is a front view of a refrigerator including an internal lighting device according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a main part of the interior lighting device of FIG.

FIG. 3 is a perspective view of a translucent cover showing a first embodiment of the present invention.

FIG. 4 is a transverse sectional view corresponding to FIG. 2 showing a second embodiment of the present invention.

FIG. 5 is a transverse sectional view corresponding to FIG. 2 showing a third embodiment of the present invention.

FIG. 6 is a front view showing a refrigerator including a conventional interior lighting device.

FIG. 7 is a longitudinal sectional view of a main part of FIG.

8 is a cross-sectional view of the main parts of FIG.

FIG. 9 is a perspective view of a conventional translucent cover.

FIG. 10 is a vertical cross-sectional view of a conventional translucent cover.

[Explanation of symbols]

 9 Interior light 15 Light-transmitting cover 16 Recessed portion 17 Light-shielding portion

Claims (1)

Claims for utility model registration 1. In a refrigerator interior lighting device having a translucent cover for covering an interior lamp, the translucent surfaces of the translucent cover are juxtaposed at appropriate intervals. An interior lighting device for a refrigerator, characterized in that a plurality of recesses and a plurality of light-shielding processing portions that shield the light of the interior lamp are provided between the recesses.