JP5869787B2 - refrigerator - Google Patents

Description

  The present invention relates to a refrigerator provided with a storage case.

  A conventional refrigerator includes a plurality of storage rooms whose front surfaces are opened and closed by doors. Types of storage rooms include a refrigerated room for refrigerated storage, a freezer room for freezing storage, and a vegetable room for refrigerated storage at a higher temperature than the refrigerated room. The vegetable compartment is provided with a storage case that slides back and forth so as to be integrated with the door, and stores vegetables and the like as stored items in the storage case.

  In the refrigerators described in Patent Documents 1 and 2, a drawer-type storage case is provided in the vegetable compartment. A lighting device is arranged at the top of the vegetable room. When the storage case is pulled out, the interior of the storage case is illuminated by the lighting device, so that the stored items can be visually recognized.

JP 2002-267348 A JP 2006-132877 A

  However, according to the refrigerators of Patent Documents 1 and 2, when the storage case is pulled out largely in a dark room, there is a problem that visibility of stored items in the storage case is deteriorated because the vegetable room is illuminated by the lighting device. .

  An object of this invention is to provide the refrigerator which improves the visibility of the stored item in a storage case.

  In order to achieve the above object, the present invention provides a storage chamber having an opening on the front surface, a storage case that stores stored items and is slidably supported back and forth, and an illumination device that illuminates the storage case. And a ceiling plate for reflecting or guiding light disposed on the upper wall of the storage room, the lighting device being disposed on an upper part of the rear wall of the storage room, and The illumination light is emitted toward the head.

  According to this configuration, the storage case storing the stored item slides back and forth. The lighting device is arranged on the upper part of the rear wall of the storage room, and illuminates the inside of the storage case with light reflected from the ceiling plate or light emitted after being guided.

  In the present invention, the ceiling plate is a reflecting plate that reflects the illumination light from the lighting device, and is curved so that the reflecting surface of the lower surface is convex downward. According to this configuration, the illumination device illuminates the inside of the storage case via the reflected light.

  In the present invention, the ceiling plate is a light guide plate that guides illumination light from the illumination device, and a plurality of grooves extending in the front-rear direction are provided, and the illumination device is directed toward the rear portion of the light guide plate. Is emitted. According to this configuration, the illumination device illuminates the inside of the storage case via the light guide of the light guide plate.

  Further, the present invention is characterized in that an inclined surface is provided on the front end of the light guide plate for emitting the light guide obliquely downward. According to this structure, an illuminating device illuminates the inside of a storage case via an inclined surface.

  Further, the present invention is characterized in that the ceiling plate is arranged from the front part to the rear part of the upper wall of the storage room.

  According to the present invention, the visibility of stored items in the storage case can be improved.

Side surface sectional drawing which shows the refrigerator of 1st Embodiment of this invention. Side surface sectional drawing which shows the vegetable compartment of 1st Embodiment of this invention. The front view which shows the reflecting plate of 1st Embodiment of this invention. Side surface sectional view which shows the vegetable compartment of 2nd Embodiment of this invention. The perspective view which shows the light-guide plate of 2nd Embodiment of this invention.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a side sectional view showing the refrigerator of the present embodiment. The refrigerator 1 includes a heat insulating box 2 that forms a main body, and the heat insulating box 2 is provided with a refrigerator compartment 3, a freezer compartment 4, and a vegetable compartment 5 in order from above. The refrigerator compartment 3 and the freezer compartment 4 are partitioned by a heat insulating wall 6, and the freezer compartment 4 and the vegetable compartment 5 are partitioned by a heat insulating wall 7.

  The refrigerator compartment 3 stores stored items in a refrigerator, and the front opening 3a is opened and closed by a pivotable door 3b. The freezer compartment 4 stores stored items in a frozen state, and the front opening 4 a is opened and closed by a drawer-type door 4 b formed integrally with the storage case 8. Guide portions (not shown) that extend back and forth and slide on each other are provided on the outer surfaces of the side walls of the freezer compartment 4 and the storage case 8. The refrigerated storage case 8 is smoothly put in and out with the door 4b by the guide portion.

  The vegetable room 5 stores stored items refrigerated at a refrigeration temperature higher than that of the refrigerated room 3, and stores vegetables and fruits. The front opening 5a of the vegetable compartment 5 is opened and closed by a drawer-type door 5b formed integrally with the storage case 10. Guide portions (not shown) that extend back and forth and slide on each other are provided on the outside of the side wall of the vegetable compartment 5 and the side wall of the storage case 10. The storage case 10 is smoothly put in and out together with the door 5b by the guide portion.

  FIG. 2 is a side sectional view showing the vegetable room 5 (storage room). The storage case 10 is formed of a resin molded product having an upper surface opened, and is attached to the back surface of the door 5b (see FIG. 1) filled with a heat insulating material. On the upper surface of the storage case 10 is placed a small case 11 for storing small items such as fruits.

  An illuminating device 30 that illuminates the inside of the storage case 10 is provided on the upper part 5 c of the rear wall of the vegetable compartment 5. The illumination device 30 is provided with an LED (not shown) attached to an LED holder (not shown). The illuminating device 30 is arranged so as to emit the illumination light S toward the reflecting plate 40 constituting the ceiling plate.

  FIG. 3 shows a front view of the reflecting plate 40. The reflection plate 40 is made of aluminum or the like and reflects the illumination light S. Moreover, the reflector 40 is distribute | arranged over the rear part from the front part of the upper wall of the vegetable compartment 5, and it curves so that the reflective surface 40a may become convex below. Thereby, the illumination light S is diffused in the left-right direction and reflected in the vegetable compartment 5 and in front of the vegetable compartment 5.

  In the refrigerator 1 having the above configuration, when the storage case 10 is pulled forward together with the accessory case 11, the lighting device 30 is turned on. Thereby, the illumination light S emitted from the illuminating device 30 is reflected by the reflecting plate 40 and irradiated toward the front of the vegetable compartment 5 and the vegetable compartment 5. For this reason, it is possible to satisfactorily illuminate the inside of the storage case 10 and the accessory case 11 drawn forward even in a dark room. Moreover, when the drawer amount of the storage case 10 is small, the rear part of the accessory case 11 can be favorably illuminated.

  According to the present embodiment, the refrigerator 1 includes the reflecting plate 40 that constitutes the ceiling plate, and the lighting device 30 is arranged on the upper portion 5 c of the rear wall of the vegetable room 5 and emits the illumination light S toward the reflecting plate 40. To do. Thereby, the visibility of the stored item in the storage case 10 can be improved even in a dark dark room.

  Moreover, since the reflecting plate 40 is arranged from the front part to the rear part of the upper wall of the vegetable compartment 5, the inside of the storage case 10 can be well illuminated even when the amount of the storage case 10 is small or large.

(Second Embodiment)
Next, FIG. 4 has shown side surface sectional drawing of the vegetable compartment 5 of the refrigerator 1 of 2nd Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS.

  An illuminating device 30 that illuminates the inside of the storage case 10 is provided on the upper part 5 c of the rear wall of the vegetable compartment 5. The illuminating device 30 emits the illumination light S toward the incident surface 41c at the rear part of the light guide plate 41 constituting the ceiling plate.

  FIG. 5 is a perspective view of the light guide plate 41. The light guide plate 41 is made of a transparent resin such as acrylic or glass, and has a plurality of V-shaped grooves 41a extending in the front-rear direction on the lower surface. The light guide plate 41 is arranged from the front part to the rear part of the upper wall of the vegetable compartment 5. An inclined surface 41 b is formed at the front end of the light guide plate 41. The light guide of the light guide plate 41 is emitted obliquely forward from the front end by the inclined surface 41b. A reflective film may be formed on the inclined surface 41b.

  According to the present embodiment, the refrigerator 1 includes the light guide plate 41 constituting the ceiling plate, and the lighting device 30 is arranged on the upper part 5 c of the rear wall of the vegetable room 5 and emits the illumination light S toward the light guide plate 41. To do. Thereby, the visibility of the stored item in the storage case 10 can be improved even in a dark dark room.

  The illumination light S enters from the incident surface 41c of the light guide plate 41 and is guided while being reflected by the wall surface and the upper surface of the groove 41a on the lower surface. At this time, light that has been guided through the light guide plate 41 and incident on the wall surface of the groove 41a at an incident angle smaller than the critical angle is emitted downward. Thereby, the illumination light S is irradiated toward the vegetable compartment 5.

  Further, the light reflected by the inclined surface 41b arranged at the front end of the light guide plate 41 is emitted obliquely forward. Thereby, the illumination light S is irradiated into the pulled out storage case 10.

  The light guide plate 41 is provided with a plurality of V-shaped grooves 41a extending in the front-rear direction. Thereby, the light which injects into the lower surface of the light-guide plate 41 with an incident angle smaller than a critical angle increases, and it can be radiate | emitted in the vegetable room 5 below, and can increase the illumination light S. Thereby, when the drawer amount of the storage case 10 is small, the rear part of the accessory case 11 can be favorably illuminated.

  Further, since the inclined surface 41b that emits the light guide obliquely downward is provided at the front end of the light guide plate 41, the inside of the storage case 10 drawn forward can be favorably illuminated.

  According to this invention, it can utilize for the refrigerator provided with the storage case which slides.

1 Refrigerator 3 Cold room 4 Freezer room 5 Vegetable room (storage room)
10 Storage case 11 Vegetable case 40 Reflector (ceiling board)
41 Light guide plate (ceiling plate)

Claims (3)

A storage room having an opening on the front surface, a storage case that stores stored items and is slidably supported back and forth, and a lighting device that illuminates the inside of the storage case,
A ceiling plate arranged on the upper wall of the storage room;
The ceiling plate is a light guide plate that guides illumination light from the lighting device, and has an inclined surface that emits a light guide obliquely downward at a front end of the light guide plate,
Provided with a plurality of grooves extending in the front-rear direction on the lower surface of the light guide plate, the grooves are formed to extend to the lower end of the inclined surface,
The illumination device is disposed on an upper portion of a rear wall of the storage chamber and emits illumination light toward a rear portion of the light guide plate.   The refrigerator according to claim 1, wherein the lighting device includes an LED.   The refrigerator according to claim 1 or 2, wherein the ceiling board is arranged from the front part to the rear part of the upper wall of the storage room.

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