JPH0739905B2 - refrigerator - Google Patents

Description

TECHNICAL FIELD The present invention relates to a refrigerator in which the inside can be seen without opening a door.

(Summary of the Invention) The present invention uses a half mirror on the door or wall of a refrigerator so that when the lamp provided in the refrigerator is turned on, the objects to be refrigerated stored in the refrigerator can be seen through. The refrigerator is provided.

(Prior Art) Conventionally, when trying to check the contents of the refrigerator, the door was opened for a certain period of time. However, in this way, the cold air in the refrigerator goes out, the temperature inside the refrigerator rises, which adversely affects the objects to be refrigerated, and the refrigerating cooling device for the refrigerator to recover the escaped cold air. It consumes a lot of power because it has to be driven.

Also, in general, refrigerators have a single color appearance,
It was hard to say that it was an interior product. Focusing on this point, for example, Japanese Utility Model Publication No. 61-55694. This is one in which a mirror is attached to the wall surface of a refrigerator, and when such a refrigerator is placed in a kitchen or the like, the effect of the mirror allows the kitchen space to be widely seen, which has a great effect on the interior.

In addition, the one that makes the inside of the refrigerator visible is, for example,
There is the Japanese Utility Model Sho 60-144085, which uses glass for the refrigerator door or outer wall so that the inside can be seen.

However, such a conventional refrigerator does not have the function of seeing the inside at a glance as well as the decorative effect.

(Problems to be Solved by the Invention) The present invention has been invented by focusing on the above points, and it is possible to see the interior vase and the inside of the refrigerator without opening the door. By having such a function, it is to improve the commercial value of the refrigerator.

(Means for Solving Problems) A refrigerator according to the present invention includes a refrigerator main body for storing an object to be refrigerated and a half mirror body provided on a wall surface of the main body so that the object to be refrigerated can be seen. And a lighting lamp provided in the refrigerator body, a drive circuit for driving the lamp, and a switch for turning on the drive circuit.

(Operation) That is, since the refrigerator of the present invention is configured as described above, normally, due to the operation of the half mirror, the refrigerator has an appearance as decorative furniture, and when it is desired to see the contents of the refrigerator, You can turn on the switch and see the contents of the refrigerator without opening the door.

(Example) The present invention will be described below based on an example shown in the accompanying drawings.

Referring to FIG. 1, a refrigerator 1 according to the present invention includes a refrigerator body 2
And an opening / closing door 3 provided on the front surface of the main body 2.

The refrigerator main body 2 has a box shape, and vegetables, canned food, beer and the like to be refrigerated are stored therein. The state is as shown in Fig. 2 with the door 3 opened.
The interior is divided by shelves 21, beer 41, cheese 42,
Meat 43 and the like are placed on those shelves 21. Further, a lighting device 22 for internal lighting is provided in the upper part of the space partitioned by each shelf 21 of the main body 2. Also, the opening and closing door 3
As shown in FIG. 3, when viewed in cross section, the half mirror plate 31 and the transparent plate 32 are arranged in parallel with a predetermined gap. These plates 31 and 32 are surrounded by a frame 33 on the outer circumference, and function as a refrigerator door. In this case, the space between the plates 31 and 32 is evacuated,
It is desirable to reduce the thermal conductivity and increase the heat insulation effect.
That is, as shown in FIG. 4, it is desirable to provide spacers 32a on the transparent plate 32 at a predetermined interval to reinforce the external pressure due to the atmospheric pressure.

Further, at the upper right portion of the opening / closing door 3, a handle 34 for opening / closing is provided.
Is provided. The handle 34 is a touch switch, and the lighting device 22 inside the refrigerator body 2 is turned on by touching the handle.

That is, when the refrigerator 1 touches the handle 34,
The internal lighting device 22 is turned on so that the inside can be seen through the half mirror plate 31. in this case,
The illuminance of the lighting device 22 is designed to detect external light by a light sensor 35 attached to the opening / closing door 3, and the brightness outside the refrigerator is detected by the detection intensity of this light. The brightness of the lighting 22 in the refrigerator is controlled. For example, if the outside of the refrigerator is bright, it becomes difficult to see the inside. However, to cover it, the brightness of the lighting device 22 is strengthened so that the inside of the refrigerator can be viewed well. I am doing it.

Therefore, when the lighting device 22 in the refrigerator is not turned on, as shown in FIG. 5, the figure of a person is reflected in the mirror by the half mirror plate 31, and when the internal lighting device 22 is turned on. , The inside of the refrigerator can be seen through as shown in Fig. 6, and you can see what is inside.

Next, the operation of the lighting device section relating to the refrigerator described above will be described with reference to the block diagram shown in FIG.

The drive circuit of this lighting device includes a touch switch 34 and a pulse generator to which an output signal of the touch switch 34 is applied.
52, an optical sensor 35 for detecting the intensity of light outside the refrigerator 1, and a power supply circuit based on the output voltage of the optical sensor 35.
The voltage switching circuit 54 for selecting the voltage value of 53, the output signal of the pulse generator 52, and the output signal of the voltage switching circuit 54 are applied, and during the output pulse rise time of the pulse generator 52, The gate circuit 55 outputs the output signal of the voltage switching circuit 54, and the lighting device 22 driven by the output signal of the gate circuit 55.

That is, when a person touches the touch switch 34 in the previous period, a pulse signal rising at a predetermined time interval is generated from the pulse generator 52, and the gate circuit 55 is opened. As a result, the voltage is applied to the gate circuit 55. Voltage switching circuit
The output signal of 54 is output from the output terminal of the gate circuit 55,
This output voltage is applied to the illuminating device 22, and the illuminating device 22 emits light having a brightness corresponding to the output signal of the optical sensor 35.

The opening / closing door 3 provided with the half mirror body 31 in the previous period does not stick to the door, and the wall portion of the refrigerator main body 2 (see FIGS. 5 and 6).
(See the drawing), in which case the inside can be seen through from the wall of the main body.

(Effects of the Invention) According to the present invention as described above, since the half mirror body 31 is used for the opening / closing door of the refrigerator or the wall portion of the refrigerator main body, it has an effect as interior decorative furniture and a refrigerator as an interior interior article. Increase the value of. Also, since the inside of the refrigerator can be viewed by turning on the light inside the refrigerator, the contents of the refrigerator can be viewed without opening the refrigerator door. For this reason, the door is not opened when checking the contents of the refrigerator, so it is possible to save electricity charges without letting out the cold air inside the refrigerator.

Also, because a touch switch is provided on the handle of the door,
When you touch the handle, the lighting device inside the refrigerator operates, so you can grasp the contents of the refrigerator through the half mirror, and when you take out the item to be refrigerated, pull the handle that you are touching and open the door. The desired item can be taken out from the refrigerator. Therefore, turn on the refrigerator lighting device
By doing so, the operation of opening the opening / closing door can be performed by one operation, so that an extremely good working efficiency can be obtained. further,
A light sensor that detects the intensity of light is installed outside the refrigerator, and the illumination intensity inside the refrigerator is controlled according to the intensity of the outside light, so you can always provide stable lighting inside the refrigerator. It is possible to control the inside so that it is easy to see. Further, since the illumination is not made stronger than necessary, it has an effect of energy saving.

[Brief description of drawings]

FIG. 1 shows an embodiment showing the present invention, and FIG. 1 is a perspective view showing the refrigerator of the present invention. FIG. 2 is a front view of the refrigerator with the opening / closing door opened. 3 and 4 are partial cross-sectional views showing two modes of the opening / closing door. FIG. 5 is a perspective view of the refrigerator in a state where the internal illumination is not turned on, and FIG. 6 is a perspective view showing the turned-on state. FIG. 7 is a block diagram showing a drive circuit for driving the lighting device. 1 …… Refrigerator, 31 …… Half mirror body 2 …… Refrigerator main body, 22 …… Lighting device 3 …… Opening / closing door, 52 to 55 …… Drive circuit

Claims (6)

[Claims] 1. A refrigerator main body for storing a refrigerating object,
In a refrigerator having an opening / closing door attached to the refrigerator body and a glass window on the outer wall surface or the opening / closing door of the body, and having a lighting device inside, the glass window is formed of a half mirror body, and the opening / closing door is A refrigerator comprising a handle for opening and closing a door, a touch switch provided on the handle, and an illumination device driven by the touch switch. 2. A refrigerator body for storing a refrigerating object,
In a refrigerator having an opening / closing door attached to the refrigerator body and a glass window on the outer wall surface or the opening / closing door of the body, and having a lighting device inside, the glass window is formed of a half mirror body, and the opening / closing door is A handle for opening and closing the door is provided, a touch switch is provided for this handle, an illumination device driven by this touch switch is provided, and a light sensor for detecting the intensity of light outside the refrigerator is provided. The output of this light sensor A refrigerator characterized by being provided with a circuit for controlling the illumination intensity of the light of the lighting device. 3. The scope of patent claim 1 or 2 wherein the half mirror body is composed of transparent glass and a half mirror plate provided through a spacer for providing a predetermined gap in the transparent glass. Refrigerator described. 4. The refrigerator according to claim 1, wherein the half mirror body is provided on an opening / closing door. 5. The refrigerator according to claim 1, wherein the half mirror body is provided on a wall portion of a refrigerator body. 6. The refrigerator according to claim 1, wherein the illumination lamp of the illumination device is formed in a rod shape extending along the longitudinal direction of the opening / closing door.