WO2016132537A1

WO2016132537A1 - Refrigerator

Info

Publication number: WO2016132537A1
Application number: PCT/JP2015/054819
Authority: WO
Inventors: 由花子林; 和貴鈴木; 誠岡部
Original assignee: 三菱電機株式会社
Priority date: 2015-02-20
Filing date: 2015-02-20
Publication date: 2016-08-25
Also published as: CN205561373U

Abstract

The purpose of the invention is to provide a refrigerator (1) wherein light can be emitted onto a stored item (9) in a first storage case (73) of the refrigerator (1). The refrigerator comprises: a vegetable chamber (7) comprising the first storage case (73) and a second storage case (74) provided in the first storage case (73); and an illuminating device (75) disposed above an opening of the first storage case (73). The second storage case (74) is disposed outside of the range of the illumination angle (D) of the illuminating device (75).

Description

refrigerator

The present invention relates to a refrigerator.

In a conventional refrigerator, a partition plate is provided on the upper surface of a storage container for storing vegetables, and a space between the partition plate and the storage container is used as a storage space for vegetables, and the storage space is kept in a high humidity state by transpiration of moisture from the vegetables. There is a vegetable room. In the vegetable compartment, a weak light irradiation device having a semiconductor light emitting element that is arranged to face the storage container and emits light in the visible light region is disposed outside the storage container. Furthermore, the storage container arrange | positioned at the upper part of a storage space is formed with a translucent material, and the light by which the light of the semiconductor light-emitting device (henceforth LED) permeate | transmits the storage container and was stored in the storage space Has been proposed (see, for example, Patent Document 1).

Japanese Patent No. 3914952

However, in the refrigerator disclosed in Patent Document 1, when the food in the storage space is irradiated with light under the condition that the food is stored in the storage container, the food in the storage container is stored in the storage space. As a result, there was a problem that sufficient light could not be irradiated into the storage space. In particular, since LED has strong directivity, when the light emitted from the LED is blocked by an obstacle, a dark shadow tends to occur behind the obstacle, and the effect of LED irradiation can be obtained. It was difficult.

The present invention has been made to solve the above-described problems, and an object of the present invention is to obtain a refrigerator that can effectively irradiate light to the stored items in the storage space of the refrigerator.

A refrigerator according to the present invention includes a storage chamber including a first storage case and a second storage case provided in the first storage case, and illumination disposed above the opening of the first storage case. And the second storage case is disposed outside the irradiation angle range of the illumination device.

According to the present invention, the second storage case is disposed outside the range of the illumination angle of the lighting device, so that the light irradiated from the lighting device is not blocked by the second storage case, A refrigerator irradiated to the storage case can be obtained.

It is a front schematic diagram of the refrigerator according to Embodiment 1 of the present invention. It is a schematic diagram of the side cross section of the refrigerator which concerns on Embodiment 1 of this invention. It is a perspective view of the vegetable room which concerns on Embodiment 1 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment which concerns on Embodiment 1 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment which concerns on Embodiment 1 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment at the time of opening the door which concerns on Embodiment 1 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment at the time of installing the camera for internal shooting which concerns on Embodiment 1 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment which concerns on Embodiment 2 of this invention. It is a perspective view of the 1st storage case which concerns on Embodiment 2 of this invention. It is a cross-sectional schematic diagram of the vegetable compartment at the time of installing the camera for internal shooting which concerns on Embodiment 2 of this invention.

Hereinafter, embodiments of the refrigerator 1 of the present invention will be described with reference to the drawings. In addition, the form of drawing is an example and does not limit this invention. Moreover, what attached | subjected the same code | symbol in each figure is the same or it corresponds, and this is common in the whole text of a specification. Furthermore, in the following drawings, the relationship between the sizes of the constituent members may be different from the actual one.

Embodiment 1 FIG.
[Description of refrigerator configuration]
FIG. 1 is a schematic front view of a refrigerator 1 according to Embodiment 1 of the present invention. Moreover, FIG. 2 is a schematic diagram of a side cross section of the refrigerator 1 according to Embodiment 1 of the present invention. As shown in FIGS. 1 and 2, the refrigerator 1 has a box 12 having an open front, and a plurality of storage chambers are divided into several stages in the vertical direction by the partition plate 2 inside the box 12. Is formed. There is also a storage room that is divided in the left-right direction in one stage.

As a storage room, the refrigerator compartment 3 is provided in the uppermost part, and the front door of the refrigerator compartment 3 is provided with

double doors

31a and 31b. Below the refrigerating chamber 3, an ice making chamber 4 having a pull-out door 41 and a switching chamber 5 having a pull-out door 51 are provided. Further, below the ice making chamber 4 and the switching chamber 5, a freezing chamber 6 having a drawer type door 61 is provided. Further, below the freezer compartment 6, a vegetable compartment 7 having a drawer-type door 71 is provided.
The vegetable room 7 corresponds to the “storage room” in the present invention.

The lower part on the back side in the refrigerator 1 is provided with a compressor 21 and a cooler 26 constituting a part of the refrigeration cycle. The refrigerator 1 also has a circulation fan 16 that blows the cool air cooled by the cooler 26 to each storage chamber in the refrigerator 1 and an air passage 14 for introducing the cool air blown by the circulation fan 16 into each storage chamber. And. The cold air cooled by the cooler 26 passes through the air passage 14, passes through the cooling outlet 32 to the refrigerating chamber 3, passes through the cooling outlet 42 to the ice making chamber 4, and passes through the cooling outlet 52 to the switching chamber 5. The cooling air outlet 62 passes through the cooling air outlet 62 and the cooling air outlet 72 passes through the vegetable air chamber 7.

A control device 10 is provided in the upper part of the refrigerator 1. The control device 10 is constituted by, for example, a microcomputer, and includes a control circuit, a storage device that stores an operation program, and the like. The control device 10 controls the set temperature of each storage room by controlling the output of the compressor 21 and the air flow rate of the circulation fan 16.

Each storage room is divided by a settable temperature zone. For example, the refrigeration room 3 is frozen at about 0 ° C. to 4 ° C., the ice making room 4 is about −18 ° C., and the switching room 5 is frozen at about −20 ° C. Soft freezing at about -7 ° C, freezing room 6 can be set to about -16 ° C to -22 ° C, and vegetable room 7 can be set to about 3 ° C to 10 ° C. In addition, the temperature of each said storage chamber shows an example, This invention is not limited to this, You may change the preset temperature of each storage chamber suitably.

As shown in FIG. 1, an operation panel 8 is provided on the door 31a. The operation panel 8 includes an operation switch (not shown) for adjusting the room temperature and setting of each storage room, and a liquid crystal display (not shown) for displaying the temperature of each storage room. In addition, in this Embodiment, although the example which provided the operation panel 8 in the surface of the door 31a of the refrigerator 1 was shown, this invention is not limited to this, For example, the inside of the refrigerator 1 or other You may install in the surface of the door of a storage room, or you may install in the outer surface of the refrigerator 1.

Moreover, although the example provided with the refrigerator compartment 3, the ice making room 4, the switching room 5, the freezer compartment 6, and the vegetable compartment 7 was shown in this Embodiment as a storage compartment of the refrigerator 1, the structure of the storage compartment of the refrigerator 1 was shown. Is not limited to this. For example, the refrigerator 1 that does not include the ice making chamber 4 or the switching chamber 5 or the refrigerator 1 in which the positions of the freezing chamber 6 and the vegetable chamber 7 are reversed may be used.

FIG. 3 is a perspective view of the vegetable compartment 7 according to Embodiment 1 of the present invention. As shown in FIG. 3, the vegetable compartment 7 is formed by being surrounded by a partition plate 2, a door 71, and a box 12 on the lower side of the freezer compartment 6. Door rails 78 are provided on the left and right sides of the door 71, and the door 71 is attached to the vegetable compartment 7 through the door rail 78 so as to be slidable back and forth.

The left and right door rails 78 of the door 71 are storage spaces for storing food and the like, and a first storage case 73 having an upper opening is attached to the vegetable compartment 7 in conjunction with the door 71. Slide freely back and forth. Above the first storage case 73 is a second storage case 74 that is smaller than the opening of the first storage case 73. The second storage case 74 slides freely back and forth on the rail provided on the outer edge of the first storage case 73 and the rail provided on the inner side of the box 12.

FIG. 4 is a schematic cross-sectional view of the vegetable compartment 7 according to Embodiment 1 of the present invention. As shown in FIG. 4, just above the opening of the first storage case 73 formed by the first storage case 73 and the second storage case 74, there is a lighting device in front of the partition plate 2. 75 is installed. The illuminating device 75 is comprised, for example from LED. A stored item 9 is arranged behind the first storage case 73. The illuminating device 75 irradiates light to the stored item 9 with the angle of the irradiation angle D (beam angle) of the illuminating device 75 as θ, as indicated by the broken line arrow in FIG. Here, the angle θ is set to a sufficiently large angle so that the stored item 9 is irradiated with light.

LED emits white light including, for example, red, blue, and green wavelengths. White light including red, blue and green wavelengths has the effect of accelerating the production of vegetable nutrients, so irradiating vegetables with light containing the above wavelengths increases the nutrients of vegetables and stores them. The visibility of the storage items 9 in the room can be ensured.

Here, the first height L1 from the bottom of the first storage case 73 to the partition plate 2 is a (cm), and the first height L1 from the bottom of the first storage case 73 to the bottom of the second storage case 74 is The second height L2 is b (cm). Here, the depth L4 of the second storage case is set to (ab) / a times or less of the depth L3 of the first storage case. By doing in this way, the 2nd storage case 74 will be located outside the range of the irradiation angle D of the light irradiated from the illuminating device 75, and light is stored without being interrupted by the 2nd storage case 74. You can reach up to item 9.

In the first embodiment, the example in which the lighting device 75 is disposed in front of the lower side of the partition plate 2 has been described. However, the present invention is not limited to this, and the second storage case 74 includes the lighting device 75. The illumination device 75 may be installed on the rear side of the front end of the partition plate 2 as long as it is located outside the range of the irradiation angle D.

FIG. 5 is a schematic cross-sectional view of the vegetable compartment 7 according to Embodiment 1 of the present invention. As shown in FIG. 5, when the second storage case 74 is installed on the door 71 side and the lighting device 75 irradiates light to the storage items 9 in the first storage case, the lighting device 75 is connected to the first storage case 74. The first storage case 73 and the second storage case 74 are arranged directly above the opening of the first storage case 73 and to the rear side of the partition plate 2. By doing in this way, the 2nd storage case 74 will be located outside the range of the irradiation angle D of the light irradiated from the illuminating device 75, and light is stored without being interrupted by the 2nd storage case 74. You can reach up to item 9.

FIG. 6 is a schematic cross-sectional view of the vegetable compartment 7 when the door 71 according to Embodiment 1 of the present invention is opened. As shown in FIG. 6, when the door 71 is in an open state, the lighting device 75 irradiates the stored item 9 in the second storage case 74. Here, as indicated by a dashed-dotted arrow in FIG. 6, the line of sight of the stored item 9 from the user's eye 80 and the light emitted from the illumination device 75 are directed in the same direction. That is, since light is irradiated from the front side of the partition plate 2 toward the stored item 9, the user is not backlit and the user does not feel dazzling.

FIG. 7 is a schematic cross-sectional view of the vegetable room 7 in the case where the internal-use shooting camera 77 according to Embodiment 1 of the present invention is installed. As shown in FIG. 7, the partition plate 2 is provided with an in-compartment photographing camera 77 next to the illumination device 75. Since the illuminating device 75 can irradiate the stored item 9, the user can visually recognize the stored item 9 in the first storage case 73 through the internal shooting camera 77.

As described above, since the second storage case 74 is disposed outside the range of the irradiation angle D of the lighting device 75, the light irradiated from the lighting device 75 is not blocked by the second storage case 74. The stored item 9 in the first storage case 73 is irradiated.

However, in the present application, the half-value angle of the LED is defined as “irradiation angle”, and “outside the range of irradiation angle” in this application means outside the range of half-value angle. The half-value angle is determined as follows. When the illuminance of light emitted from a certain light source is measured while rotating on the circumference with the light source as the center of the circle, the position where the illuminance is maximum is taken as the optical axis. Although the illuminance measured as the rotation angle from the optical axis increases gradually, the angle at which the illuminance is 50% of the illuminance on the optical axis is the half-value angle.

Embodiment 2. FIG.
Since the basic configuration of the refrigerator 1 in the second embodiment is the same as that of the refrigerator 1 in the first embodiment, the second embodiment will be described below with a focus on differences from the first embodiment. The difference between the first embodiment and the second embodiment is that a cutout 79 is provided in the first storage case 73.

FIG. 8 is a schematic cross-sectional view of the vegetable compartment 7 according to Embodiment 2 of the present invention. FIG. 9 is a perspective view of the first storage case 73 according to Embodiment 2 of the present invention. As shown in FIG. 8, the first storage case 73 is provided with a case inner partition 76 vertically, and the stored items 9 are arranged behind the case inner partition 76. In this case, even if the lighting device 75 is installed on the front end side of the partition plate 2 and light is irradiated toward the storage item 9, the light is blocked by the case partition 76, and the light does not reach the storage item 9.

Therefore, as shown in FIG. 8, a lighting device 75 is provided behind the vegetable compartment 7. However, the upper part of the side surface (back surface) of the first storage case is included in the range of the irradiation angle D of the lighting device 75, and the light is blocked. Therefore, as shown in FIG. 9, a notch 79 is provided in the upper part of the side surface (back surface) of the first storage case 73. By doing in this way, the notch 79 is included in the range of the irradiation angle D, and the light irradiated from the illumination device 75 passes through the notch 79 and the stored item 9 in the first storage case 73. Can be reached.

In the second embodiment, the example in which the notch 79 is provided on the back surface of the first storage case 73 has been described. However, the present invention is not limited to this and is adapted to the place where the lighting device 75 is installed. Thus, the notch 79 may be provided on the front upper surface or the side upper surface of the first storage case 73.

FIG. 10 is a schematic cross-sectional view of the vegetable compartment 7 in the case where the internal-use shooting camera 77 according to Embodiment 2 of the present invention is installed. As shown in FIG. 10, the vegetable compartment 7 is provided with an in-compartment shooting camera 77 next to the lighting device 75. Since the illuminating device 75 can irradiate the stored item 9, the user can visually recognize the stored item 9 in the first storage case 73 through the internal shooting camera 77.

From the above, even when the first storage case 73 is provided with the case partition 76, the light irradiated from the illumination device 75 passes through the notch 79, so that the storage in the first storage case 73 is performed. The object 9 can be reached.

Although the present invention has been described in the first and second embodiments, the present invention may be directly combined with the first and second embodiments.

1 Refrigerator, 2 partition plates, 3 cold storage room, 4 ice making room, 5 switching room, 6 freezer room, 7 vegetable room, 8 operation panel, 9 storage items, 10 control device, 12 box, 14 airway, 16 circulation fan , 21 compressor, 26 cooler, 31a door, 31b door, 32 cooling air outlet, 41 door, 42 cooling air outlet, 51 door, 52 cooling air outlet, 61 door, 62 cooling air outlet, 71 door, 72 cooling air outlet Exit, 73 first storage case, 74 second storage case, 75 lighting device, 76 case partition, 77 internal camera, 78 door rail, 79 notch, 80th, L1 first height , L2 second height, L3 first storage case depth, L4 second storage case depth, D irradiation angle.

Claims

A storage room comprising a first storage case and a second storage case provided in the first storage case;
A lighting device disposed above the opening of the first storage case;
With
Said 2nd storage case is arrange | positioned outside the range of the irradiation angle of the said illuminating device.
The second storage case is disposed on the rear side in the storage chamber,
The refrigerator according to claim 1, wherein the lighting device is disposed in front of the storage room.
The second storage case is disposed on the front side in the storage chamber,
The refrigerator according to claim 1, wherein the lighting device is disposed behind the storage room.
The storage chamber is provided with a partition plate on the upper surface,
The height from the bottom of the first storage case to the partition plate is a,
When the height from the bottom of the first storage case to the bottom of the second storage case is b,
The refrigerator according to any one of claims 1 to 3, wherein a depth of the second storage case is (ab) / a times a depth of the first storage case.
In the upper part of the side surface of the first storage case is included within the range of the irradiation angle of the lighting device,
The refrigerator according to any one of claims 1 to 4, wherein the first storage case has a notch in an upper part of the side surface included in an irradiation angle range of the lighting device.