KR200292335Y1 - Lighting system of a refrigerator for the kimchi - Google Patents

Abstract

The present invention relates to a lighting device of the kimchi refrigerator.

The technical configuration of the present invention is equipped with "EL" (electro luminescence), which is a light source generating means characterized by refrigeration, low power consumption, and ease of color selection,

An electric control circuit device means for switching the voltage and frequency for lighting of " EL " and a lighting control circuit board equipped with a point-and-point control circuit device means by a reed switch or a push switch and the like and an electrical connection terminal,

While the cover is formed integrally with the terminal housing (housing),

A lighting device for a kimchi refrigerator assembled in a case having a predetermined enclosure shape for providing the EL, the lighting control circuit board, and the cover; The transparent lighting cover is characterized in that the kimchi refrigerator storage compartment is installed on the frame (frame) portion or the inner surface of the door, it is a design of a lighting device for kimchi refrigerator provided with "EL" as a light source means of illumination.

The present invention has the effect of providing a lighting device of low power consumption of the kimchi refrigerator.

Description

Lighting system of a refrigerator for the kimchi}

The present invention is a technical field related to the lighting device of kimchi refrigerator to ripen or maintain freshness.

It is true that most kimchi refrigerators that are commercially available do not employ a lighting device, so that the kimchi refrigerator user is somewhat uncomfortable when used in a place with low ambient light.

Conventionally, with reference to the contents of the utility model application "20-2000-0034685" filed with intellectual property rights related to the lighting device of the kimchi refrigerator by way of example as follows.

8A is a perspective view of a kimchi refrigerator in which a lighting device is installed based on the above-described contents, and (B) is a heat dissipation-type lighting apparatus that is predicted based on the contents of the application. It is a front view of a conventional filament-type bulb that can be presented, (C) is a partial cross-sectional view of the door side in which the lighting device provided with the bulb is employed, to explain the problem of the lighting device of the kimchi refrigerator applied to As follows.

Since the light source generating means used in the lighting device is not specifically raised in the above-described application, "claim 1" (the lighting device provided on the door of the kimchi refrigerator to illuminate the interior) and "claim 4" in the application. According to the prediction of claim 1, the illuminating device is a filament bulb such as a heat-dissipating incandescent lamp, a bulb-type fluorescent lamp, a fluorescent lamp, a halogen lamp, or the like. You can guess as.

In the case of the above design, only the structure in which the lighting device is installed in the door is provided, and the loss of cold air due to the heat generated by the selection of the filament lighting device, the inability to easily change the color of the lighting, the increase in power consumption, The disconnection failure may occur due to the impact of the donor, in the case of a fluorescent lamp may be slow to turn on by cold cold air, there is a problem such that the installation area of the lighting device is required somewhat larger.

In order to improve the above-mentioned conventional problems, it is an object of the technical field to provide that the light source generating means of the lighting device of the kimchi refrigerator storage room is provided with "EL" (electroluminescence, also referred to as EL Lamp).

As designed in consideration of the above-mentioned conventional problems of the present invention,

It is possible to improve the disconnection failure of the conventional filament, to prevent the reduction of the thickness of the heat insulation wall surface due to the excessive installation of the conventional installation area, to reduce the power consumption required for driving the light, and the "EL" is a cold light generating light bulb. The light source generating means of the lighting device of the Kimchi refrigerator is set to "EL" in order to reduce the loss of electrical energy due to heat generation, and to provide the advantages of being inexpensive compared to halogen lamps or fluorescent lamps, and to provide the advantage of being lit at low temperatures in the storage compartment. To be provided, by utilizing the internal space of the frame provided with a resin material on the upper part of the storage compartment of the kimchi refrigerator, so that the illumination is irradiated to the side exposed to the storage compartment side, or installed on one inner side of the door, The "EL" lighting power supply control means are integrally included and constitute "E" of the cold light characteristic. It is an object of the present invention to provide a storage room lighting device of a kimchi refrigerator having L ″ as a light source generating means.

1 is a laminated cross-sectional structure diagram of "EL" provided as a light source generating means in the lighting device for kimchi refrigerator of the present invention

Figure 2 is an exploded perspective view of an embodiment of a kimchi refrigerator lighting device provided with "EL" as a light source generating means according to the present invention

3 is a perspective view of a kimchi refrigerator according to one embodiment in which the lighting device of FIG. 2 according to the present invention is attached to one side of a frame of a resin material of a storage room, and (B) is the lighting device of FIG. Perspective view of a kimchi refrigerator of another embodiment of the present invention

(A), (B) is a partial cross-sectional view and front view of an example of the kimchi refrigerator lighting apparatus according to the present invention attached to the frame portion of the resin material of the storage compartment

(A), (B) is a partial cross-sectional view and front view of another embodiment of the kimchi refrigerator lighting apparatus according to the present invention attached to the inner side of the door

Fig. 6 is a circuit block diagram showing an example of an electrical control device for the EL lighting power supply of the lighting device for a kimchi refrigerator according to the present invention, and (B) is a frequency and voltage conversion circuit configuration of the electrical control device. An example circuit diagram, (C) is a cross-sectional view of the switches

7 is a block diagram of the electrical circuit connection of the embodiment using the lighting device of the kimchi refrigerator according to the present invention, (B) is modified in the kimchi refrigerator of the microcomputer control method using the electronic control circuit according to the present invention. Electrical circuit block diagram of an example carried out.

8 is a perspective view of a conventional kimchi refrigerator, (B) a front view of a light bulb of a conventional kimchi refrigerator, and (C) a partial cross-sectional view of a lighting device of a kimchi refrigerator in which a conventional light bulb is installed.

<Explanation of symbols for main parts of drawing>

1. Kimchi Refrigerator 2. Kimchi Refrigerator Door

2a. Door rubber band 5. Kimchi inner compartment

6a, 6b, 306. Lighting cover 7. Resin frame on top of Kimchi storage room

100a. Lighting device of kimchi refrigerator installed in the storage compartment frame according to the present invention

100b. Lighting device of kimchi refrigerator attached to the inner surface of the storage compartment door according to the present invention

101. "EL" as a light source generating means of the lighting device

102. Cover with terminal housing of lighting device

103. Power input terminal of the lighting unit

104b, 104f. "EL" lighting power terminal of lighting unit

105. Electrical control circuit board of lighting device

106. Case 200a. Reed switch

150. Block diagram of the electrical control circuit of the lighting device according to the present invention

The present invention is a device for illuminating the storage room of the kimchi refrigerator so that consumers can easily use the kimchi refrigerator in the dark.

Specifically, the light source generating means "EL" (electro luminescence; also called "EL lamp"); A circuit board on which an electric control circuit means including a voltage frequency converting circuit means, which is a power supply generator for lighting of " EL "; A cover in which a connector housing for electrical connection is integrally formed; A lighting device is provided which is provided by combining and assemble a case having a predetermined shape, the lighting device is attached to the frame of the storage compartment of the kimchi refrigerator or on the side of the door, and the flashing of the lighting device attached to the kimchi refrigerator Illumination apparatus for irradiating light that illuminates the storage room of the kimchi refrigerator, characterized in that the basic configuration is that the operation control is provided as a means of sensing by the magnetic force of the door switch or reed switch and magnet for a conventional refrigerator. It is related to the devised to provide.

A preferred embodiment according to the present invention of the lighting device of the kimchi refrigerator described above will be described in detail with reference to the accompanying drawings of FIGS. 1, 2, 3, 4, 5, 6, and 7. same.

1 (A) illustrates a laminated cross section of "EL" provided as a light source generating means of a lighting device for a refrigerator according to the present invention.

First, the "EL" which is provided as a light source generating means of the in-room lighting device for a refrigerator in the present invention will be described based on the known contents.

"EL" is a light source generating means already popularized, and is a known planar light generating means applied to backlights of LCD monitors such as mobile phones, PDAs, notebook PCs, and the like.

"EL" means that when an alternating high voltage is applied between the two electrodes, the magnetic field raises the atoms of the phosphor to a higher energy state, and when the magnetic field disappears, the phosphorus atoms again emit photon energy. Returning to the low energy state, the wavelength of light generated is determined by the type of phosphorus and the frequency of the excitation power source, and it is easy to turn blue when the frequency is high.

The lighting power of "EL" is accompanied by a circuit device of voltage and frequency conversion (also referred to as CVCF: "converting voltage converting frequency"), which is a high voltage alternating current generator. The output power of the lighting power is usually 60 Hz. Frequency and voltage within 1 KHz range from 60 Vpp (pick to pick voltage) to 200 Vpp. When DC power is taken as reference power, the lighting power supply is usually composed of oscillating circuit boosting circuit and output circuit. For example, amplification of the voltage may be achieved by using an oscillating circuit and a transformer or by using an EL driver dedicated driver IC.

"EL" has a characteristic of being gradually darkened rather than being instantaneously broken, unlike the bulb of a conventional filament.

"EL" is extremely low power consumption of about 0.16 Watt (Watt) based on 3 to 5 ft-lm at 150 square meters (cm 2).

"EL" is a cold light illumination that can uniformly emit light on a plane of an ultra-thin film of less than 220 um, and generates no heat when emitting light.

The characteristic of "EL" is a light emitting means that performs the concept of a display and a light emitting sheet at the same time by self-luminous. It has excellent color application ability with more than 16 colors, and it is strong and robust, and is excellent in vibration, moisture proof and waterproof. The resin film is used to provide excellent color clarity, and the light source of the existing billboard is a long-wavelength light source, which causes severe eye fatigue, but there is no fatigue with a short-wavelength light source, and it emits light and has excellent visual effects.The thin film provides flexibility and flexibility. It has the advantage of being.

The "EL" is usually processed into a laminated structure, and as shown in FIG. 1A, a thin film printed on one surface of a rear protective film 10e, a transparent electrode plate 10d, and a phosphor. The plate 10c and the transparent electrode plate 10a are laminated in this order, and the electrical connection terminal is completed by fixing the two electrode terminals 10b and 10f to each electrode plate with a conductive adhesive or the like.

2 is an exploded perspective view showing an example of the configuration of a lighting device of the kimchi refrigerator according to the present invention as follows.

Processed from a plastic resin material, the upper side is opened, a space for accommodating the control circuit board 105 is provided, and has an enclosure shape provided with a smooth curved surface ("U") on which "EL" is seated. While the case 106 is provided,

Processed from a plastic resin material, the housing ("C") shape for accommodating the power input terminal terminal 103 of the control circuit board 105 is provided integrally on the outer side, "EL" and the control circuit board 105 Is provided with a cover 102 having a predetermined shape with a smooth curved surface ("R") for urging the electrode portions of the " EL " lit power supply output terminals 104b and 104f.

Visually cool while having a light emission amount necessary to illuminate the upper part of the kimchi refrigerator, i.e., not overregulated but having a light emitting surface of about 30 to 150 square centimeters based on a conventional "EL". While the EL, 101 of the light source generating means is provided with a conductive metal plate, the electrode treatment being provided with a luminescent color of blue, light green, and milk white, indicating cleanness and freshness,

A reed switch means 200a which performs a door open detection function or a means 200b for taking an electrical signal of a push switch similar to a door switch for a conventional refrigerator and performing an on-off action, and an electrode of the " EL " A circuit board 105 mounted with elastic contact terminals 104b and 104f electrically connected to the 10b and 10f, a power input terminal terminal 103, and an electric control circuit means for outputting a power source of " EL " ),

Lighting device 100a of the kimchi refrigerator according to the present invention, characterized in that the cover 102 and the case 106 provided in the above, the "EL" 101 and the control circuit board 105 are integrally assembled together. , 100b) is shown in an exploded perspective view.

3 (A) shows an exemplary embodiment of the installation of the lighting device 100a of FIG. 2 according to the present invention, and the rubber band 20 disposed on the upper end of the storage compartment 5 and installed on the door 2 is cold air. Kimchi refrigerator (1) provided with a lighting device in the form of an example that is attached to the side of the frame (7) provided with a resin material to provide a close contact to prevent the outflow is provided It is shown in a perspective view.

FIG. 3B illustrates another embodiment of the installation of the lighting apparatus 100b of FIG. 2 according to the present invention. The door 2 is positioned at the top of the storage compartment 5 and fixed by a hinge. As an example of the embodiment attached to the main portion of the inner side of the present invention, a kimchi refrigerator 1 having a lighting device of the type irradiated from the upper surface is shown in a perspective view.

Figure 4 (A), (B) is a partial cross-sectional view and front view of an embodiment in which the lighting device of the kimchi refrigerator according to the present invention of Figure 3 (A) is attached to the frame portion of the resin material at the upper end of the storage compartment. As shown in detail as follows.

It is attached to the door 2 of the kimchi refrigerator, and is provided by receiving a predetermined magnet 20 inside the rubber strip (2a) for preventing the cold air leaked in close contact with the frame (7),

(A), (B) is a partial cross-sectional view and front view of another embodiment of the kimchi refrigerator lighting apparatus according to the present invention attached to the inner side of the door

Figure 5 (A), (B) is a partial cross-sectional view and front view of another embodiment in which the lighting device of the kimchi refrigerator according to the present invention of Figure 3 (B) is attached to the inner side portion of the door in detail To explain:

On the inner side 2b of the door 2 of the kimchi refrigerator, a transparent window 6b for transmitting light provided in a form having a predetermined inclination angle is provided and provided,

On the edge of the inner side (2b) of the door (2) of the kimchi refrigerator, a predetermined switch (20b0) that is turned on and off by opening and closing the door is provided on a portion that contacts the frame of the upper part of the storage compartment,

In a position where the transparent window 6b and the door switch 200b are provided, a power input means consisting of a power supply line 305 and a connector 304 is provided extending from the central control unit of the kimchi refrigerator,

On the inner side 2a of the door 2 provided with the transparent window 6b, the door switch 200b and the power input means, the lighting control circuit means 200b according to the present invention of FIG. 2 is included. Another embodiment of the installation of the lighting device of the kimchi refrigerator which is electrically connected to the lighting device 100a having the " EL " lit power control circuit board 105, and provided in the main part of the inner space of the side surface 2a of the door. An example is shown.

5B is a lighting device 100b and a transparent window 6b and a door switch 200b on an inner side 2a of the door 2 of the kimchi refrigerator according to the present invention of FIG. 4B. A part is provided with a front view is shown.

Summarizing the description of the drawings of FIGS. 5A and 5B, the illumination of the lighting device 100b is controlled on and off by a switch 200b that is linked to the closing and opening of the door 2. In the present invention, "EL" is provided as a light source generating means of the illumination, and the illumination device is installed on the inner side 2a of the door 2 and installed so that the illumination is directed toward the lower surface. The structure of the modified implementation of the lighting apparatus 100a of the kimchi refrigerator 1 which concerns on this is shown.

Fig. 6 is a circuit block diagram showing an example of an electrical control device for the EL lighting power supply of the lighting device for a kimchi refrigerator according to the present invention, and (B) is a frequency and voltage conversion circuit configuration of the electrical control device. An example circuit diagram (C) illustrates a cross section of a reed switch and a door switch as follows.

DC power circuit means 154 provided from the central control unit of the kimchi refrigerator and a door switch in the form of a reed switch 200a or a conventional push switch which is linked by a magnetic force M shown in (C). Flashing control circuit means 153 provided with (200b), the "EL" for lighting is provided with an oscillating circuit and a boost transformer, or a dedicated IC (IC) circuit for driving "EL" illustrated in FIG. Frequency conversion and voltage step-up circuit means (151) for outputting AC power; Circuit of an exemplary embodiment of the electrical control device for the "EL" lighting power supply of the lighting device for the kimchi refrigerator according to the present invention provided by the "EL" power supply terminal means 152 electrically connected to the electrode of the "EL". Building block 150 is shown.

Figure 7 is a block diagram of an example of the electrical circuit configuration of an embodiment of employing a lighting device in the kimchi refrigerator according to the present invention, (B) the kimchi of the microcomputer control method using an electronic control circuit according to the present invention An electric circuit configuration of an example in which the circuit configuration is modified in the refrigerator is illustrated in detail as follows.

In the kimchi refrigerator equipped with an illumination device in which "EL" according to the present invention of FIG. 7A is provided as a light source generating unit, AC power is taken, and a voltage step down is provided as a resistor or a transformer. A transformer for converting alternating current provided by a diode, a capacitor, and the like into a direct current, a rectifying smoothing circuit serving as a constant voltage maintaining a voltage regulator, a constant voltage diode, and the like. While a DC power supply circuit means 160 composed of a circuit is provided,

Illumination devices 100a and 100b provided with an electrical control circuit board 105 on which the circuit block 150 of the electrical control device for powering on the " EL " 101 is mounted by the DC power supply circuit means 160. FIG. An example of the configuration of an electrical circuit for driving a circuit is shown.

FIG. 7B is a modified embodiment of FIG. 7A. The central control unit microcomputer 510 for controlling the cooling compressor 501, the blowing fan 502, the heater 503, and the like of the kimchi refrigerator is illustrated. Program processing to output an electrical signal of an alternating pulse corresponding to the "EL" lighting frequency from and outputting the electrical signal of the alternating pulse to the reed switch 200a or the door switch 200b. Is cut off or applied by turning off, and when the AC pulse signal is applied, the voltage is boosted to a predetermined " EL " lighting voltage by a voltage boosting means 150a provided as a transformer or a voltage amplifying circuit. It is applied to the "EL" 101 of the lighting device (100a, 100b) according to the lighting is turned on, and summarizes an embodiment of such an electrical circuit configuration.

Although not shown in the drawing, as another exemplary embodiment of FIG. 7B, when a signal of the door open detection switch is directly input to the central control unit microcomputer 510, pulse power of an “EL” driving frequency is output from the microcomputer. When the voltage is boosted by the transformer or the voltage amplifying circuit means to the lighting device according to the present invention, that is, the flashing control circuit means mounted on the circuit board 105 of the lighting device of the present invention is deleted, and the door open detection signal is removed. There is also an example of a modified embodiment of the circuit configuration that is directly input to the central control unit microcomputer, such a modified embodiment can be modified by any person skilled in the art of the present invention, and such a modified embodiment of the technical idea of the present invention It can belong to the category.

To summarize the technical configuration and spirit of the present invention,

The technical construction of the present invention is characterized by reducing cold air loss with cold light, maximizing ease of installation and securing space with thin film, low power consumption lighting operation, flexibility in changing lighting shape, and freedom of color selection. "EL" (electro luminescence), which is a light source generating means having, is provided,

While there is provided an electric control circuit device means for switching the voltage and frequency for lighting of " EL " and a flashing control circuit device means by a reed switch or a push switch or the like and an electric connection terminal,

A cover is provided in which the terminal housing is integrally formed,

While the illumination device of the kimchi refrigerator, which is integrally assembled in combination with the "EL", a lighting control circuit board, and a case having a predetermined enclosure shape provided with a structure for accommodating a cover, is provided,

The lighting device and the transparent lighting cover is designed to be installed on the side of the frame (frame) or the door of the kimchi refrigerator storage room,

The invention relates to a kimchi refrigerator lighting apparatus provided with "EL" as a light source means of illumination.

This design is a technology that meets the times of environmental protection and energy saving, and improves reliability of lighting by improving disconnection failure due to stratification and lighting failure by cold air and reduction of lighting installation area and cold light characteristics by thin film lighting structure. As a result, there is no loss of cold air, a wide selection of emission colors, and an effect of providing a lighting device of a kimchi refrigerator with automatic flashing control.

Claims (3)

As the lighting device of the kimchi refrigerator, A rear protective film 10e, a transparent electrode plate 10d, a thin film plate 10c printed with a phosphor on one surface, and a transparent electrode plate 10a are laminated in this order, and electrical connection terminals are formed on each electrode plate. On the other hand, "EL" 101 having cold light and planar luminescence properties formed by fixing two electrode terminals 10b and 10f with a conductive adhesive is provided as a light source generating means of the lighting apparatus. While there is provided a lighting control circuit board equipped with a DC power supply input circuit means, an electrical control circuit device means for converting voltage and frequency for lighting of "EL", and a flashing control circuit device means by a reed switch, and an electrical connection terminal, A cover is provided in which the terminal housing is integrally formed, While there is provided an illumination generating means incorporated in a case having a predetermined enclosure shape provided with a structure for accommodating the " EL " and the lighting control circuit board and the cover, The lighting generating means and the transparent lighting cover are attached to the frame portion provided with the resin material on the top of the kimchi refrigerator storage compartment, Illumination device of the kimchi refrigerator characterized in that the magnet is installed in the main portion of the kimchi refrigerator door, which is opposed to the position where the light generating means is installed, so that the flashing action of the lighting by the on-off of the reed switch by the magnetic force. The method according to claim 1, wherein the lighting generating means and the transparent lighting cover are arranged on the inner side of the kimchi refrigerator door, An ordinary push switch is embedded in the main part of the door, and the lighting device of the kimchi refrigerator is configured to have a blinking function of the lighting by turning on and off the contact thereof. The lighting of the kimchi refrigerator according to claim 1, wherein the DC power supply circuit means, the circuit means for turning on the frequency of "EL" and the flash control circuit device means are provided by a microcomputer of the central control unit of the kimchi refrigerator. Device.