JP2003132717A - Illumination light-emitting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a sufficient decoration effect by enhancing amusement and diversity, and enhance convenience and versatility by realizing the same using convenience as a miniature bulb has. SOLUTION: This has a light emitting part 2 provided with light emitting diodes 2r, 2g and 2b of red, green and blue, a control part 3 in which color development of the light emitting part 2 is made to be changed by selecting one or two or more of the respective light emitting diodes 2r, 2g and 2b of red, green and blue according to a prescribed color developing program Pc set beforehand and by making them sequentially emit light, and a capsule-type casing part 4 to house the light emitting part 2 and the control part 3, and to have a transparent part or semi-transparent part in at least one part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an illumination light source suitable for illumination of a Christmas tree or the like.

[0002]

2. Description of the Related Art Illumination bulbs used for illumination of Christmas trees and the like have been conventionally known.

By the way, since such an illumination light bulb uses a miniature bulb in which an element emits light when energized, although a certain decorative effect can be obtained in the dark, a large number of miniature bulbs are simply lit continuously or Since it is limited to flashing usage, it has little change, lacks fun and versatility, and has the drawback that a sufficient decorative effect cannot be obtained.

The present invention solves the problems existing in the prior art, and in particular, it can obtain a sufficient decorative effect by dramatically increasing the fun and variety, and has the same usability as a miniature light bulb. It is an object of the present invention to provide an illumination light emitting device that realizes the above and has improved convenience and versatility.

[0005]

An illumination light emitting device 1 according to the present invention comprises a light emitting portion 2 including red, green and blue light emitting diodes 2r, 2g and 2b.
And a control unit 3 that changes the color of the light emitting unit 2 by selecting one or more of the red, green, and blue light emitting diodes 2r, 2g, and 2b according to a preset color development program Pc, and causing them to sequentially emit light. At least a part of housing the light emitting unit 2 and the control unit 3 is provided with a capsule-shaped casing unit 4 having a transparent portion or a semitransparent portion.

In this case, according to a preferred embodiment, the illumination light emitter 1 comprises the light emitting diodes 2r, 2g,
2b and the IC chip 11, the control unit 3 can be mounted, and the substrate unit 10 housed in the casing unit 4 can be provided.
The light emitting section 2 can be configured to include the random emission section 12 that externally irregularly emits the light.

As a result, the illumination light emitter 1
Even if the light emitting section 2 emits light, the color development of the light emitting section 2 changes in accordance with the color development program Pc stored in the built-in control section 3. The color of the light emitting section 2 can be changed to seven colors, and for example, a color pattern having a healing effect or a color pattern in accordance with the melody or rhythm of music can be arbitrarily set.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, preferred embodiments according to the present invention will be described in detail with reference to the drawings.

First, the structure of the illumination light emitter 1 according to this embodiment will be described with reference to FIGS.

FIG. 1 shows the internal structure of the illumination light emitter 1. 4 is a casing part, and the base part 21b
And a cover portion 21c. The base portion 21b and the cover portion 21c can be attached and detached via the screw coupling portion 22, and when they are integrated by attachment, they are sealed except for the lead wire outlet 23 provided at the rear end of the base portion 21b. It becomes a capsule shape. The cover portion 21c is made of a transparent (or semi-transparent) plastic material, and the base portion 21b is made of a non-transparent plastic material. In addition, regarding the base portion 21b, it does not particularly matter whether or not the material is non-transparent.

On the other hand, the substrate unit 10 is housed inside the base portion 21b. As shown in FIG. 3, the board unit 10 includes a main board 25 and a sub-board 26 fixed to the tip of the main board 25. The IC chip 11 is mounted on the upper surface of the main board 25, and a pair of lead wires 27 are provided from the rear end of the main board 25.
Derive p, 27n. In this case, one lead wire 27
p is the positive electrode side, and the other lead wire 27n is the negative electrode side. In use, the DC power supply unit 30 with an output voltage of 3 [V] (see FIG.
Connection). The IC chip 11 includes an MPU (microprocessor unit) 11c (see FIG. 4), and the MPU 11c constitutes the control unit 3 together with other electronic components such as a resistor mounted on the main board 25 and not shown in the drawing. . On the front surface of the sub-board 26, a diode board 28 having a red light emitting diode 2r, a green light emitting diode 2g and a blue light emitting diode 2b is mounted. The sub-board 26 also has a fixing function of fixing the board unit 10 inside the base portion 21b.

FIG. 4 shows an electric circuit of the substrate unit 10, and Rr, Rg and Rb are protection resistors connected in series to the light emitting diodes 2r, 2g and 2b, respectively. on the other hand,
The MPU 11c includes a non-volatile memory such as a ROM that stores the color development program Pc. Fig. 5 shows the color development program P
An example of the coloring pattern controlled by c is shown. The coloring pattern in the figure is the light emitting diode (LED) 2 first.
r (R) lights for a certain period of time, and then the light emitting diode 2
r (R) and 2g (G) are lit for a certain period of time, then the light emitting diode 2g (G) is lit for a certain period of time, and then the light emitting diodes 2g (G) and 2b (B) are lit for a certain period of time,
After that, the light emitting diode 2b (B) is lit for a certain period of time,
After that, the light emitting diodes 2b (B) and 2r (R) are lit for a certain period of time, and thereafter, the light emitting diodes 2r (R), 2b.
(B) and 2r (R) are lit for a fixed time. Then, after that, the light is turned on by the color-developing pattern in the direction opposite to the above-described color-developing pattern, and thereafter, this color-developing pattern is repeated.

In this case, the light emitting diodes 2r (R) and 2
When g (G) is lit, the color is yellow (Y), and when the light emitting diodes 2g (G) and 2b (B) are lit, the color is cyan (C) and the light emitting diodes 2r (R) and 2b ( By turning on B), the color becomes magenta (M), and all the light emitting diodes 2r
When (R), 2b (B) and 2r (R) are turned on, the color is white (W). Therefore, it is possible to change the color to the seven colors included in the rainbow color by coloring with such a coloring pattern. In addition, each color is set to 0.
Lights up sequentially at intervals of 5 [sec], and each color is developed for 1 [s
ec] The coloring pattern can be set arbitrarily, for example, the colors can be sequentially passed by turning on the light and adding the strength.

On the other hand, in the inside of the cover portion 21c, the shooting section 1 is provided.
Accommodates 2. The scattering section 12 is formed of a transparent (or translucent) plastic material into a cylindrical shape (or a cylindrical shape). Then, as shown in the partially enlarged cross-sectional view of FIG. 1 along the outer peripheral surface of the random projection portion 12, a large number of ring-shaped V groove portions 12s ... Are provided in the axial direction to form a triangular shape. A large number of mountain portions 12m are formed. V groove 12s ...
Has one side formed substantially at right angles to the axis and the other side formed at about 45 degrees with respect to the axis, as illustrated.
[°] It may be formed to be inclined, or each side surface of the V groove portion 12s may be inclined at an equal angle like a screw tooth. By providing such a random emission part 12, more natural color development is realized, and the color rendering effect is further enhanced.

Next, the usage and operation of the illumination light emitter 1 according to this embodiment will be described with reference to FIGS.

Illumination used for the Christmas tree T shown in FIG. 7 can be cited as a typical example of the use of the illumination light emitter 1. In this case, as shown in FIG. 6, a large number of illumination light emitters 1 ... Are prepared and a power supply unit 50 is prepared. The power supply unit 50 includes a DC power supply unit 30 and this DC power supply unit 3
A power supply cable 52 that is derived from 0 is provided. The AC 100 [V] of the commercial AC power supply is input to the DC power supply unit 30,
A general AC adapter that outputs a DC voltage of 3 [V] to the power supply cable 52 can be used. As the DC power supply unit 30, various power supplies such as an AC adapter, a battery, a portable battery, and a vehicle-mounted battery can be used. The power supply cable 52 has a main cable portion 52m having a length that can be wound around the Christmas tree T shown in FIG. 7 a plurality of times, and branch cable portions 52s connected to the main cable portion 52m at predetermined intervals. , And the connector 53 is provided at the tip of each branch cable portion 52s.
Connect ...

On the other hand, at the tips of the lead wires 27p, 27n ... Derived from the respective illumination light emitters 1 ...
Are connected. The plugs 54 ... Can be attached / detached to / from the connectors 53, so that the illumination light emitters 1 ...
connected to s ... And illumination light emitter 1
As shown in FIG. 7, the power supply cable 52 connected with ...
Wrap around the Christmas tree T multiple times. Thus, if power is supplied from the DC power supply unit 30 to the power supply cable 52, the light emitting units 2 of the illumination light emitting devices 1 ...
Are lit according to the color-developing pattern set for each illumination light emitter 1, and are projected onto the end face of the random emission part 12. As a result, the light is diffused by the diffuser 12, passes through the cover 21c, and is diffused to the outside.

According to the illumination light emitting device 1 according to the present embodiment as described above, since the coloring changes according to the coloring pattern arbitrarily set by the coloring program Pc, it is possible to dramatically enhance the interestingness and variety. It is possible to obtain a sufficient decorative effect. In addition, the appearance is the same as a general miniature light bulb, and it can be used by simply connecting it to a general DC power source such as a battery. Can be increased.

On the other hand, FIG. 8 illustrates the case where the illumination light emitter 1 is used in water. In this case, the illumination light emitter 1 is configured to ensure waterproofness and float on water by being put into a transparent balloon. Then, a relatively thin power feeding cable 61 is led out from the bottom surface portion of the water tank 60 containing the goldfish F and the like, and the power feeding cable 61
If the illumination light emitter 1 is connected to the tip of the, the buoyancy acts by the water contained in the water tank 60, and it can be used as an illumination with movement like a water plant. Note that the power supply cable 61 also serves as a stem of aquatic plant, for example, so the color scheme, design, and the like are taken into consideration.

In addition, the illumination light emitter 1 can be easily used for any purpose such as illumination of shops and street trees, and illumination of accessories and toys.

The embodiment has been described in detail above.
The present invention is not limited to such an embodiment,
The detailed configuration, shape, material, quantity, numerical value, method, etc. can be arbitrarily changed, added, or deleted without departing from the scope of the present invention.

[0022]

As described above, the illumination light emitting device according to the present invention includes a light emitting portion having red, green and blue light emitting diodes, and one of red, green and blue light emitting diodes according to a preset coloring program. To include a control unit that changes the color development of the light emitting unit by selecting two or more and sequentially emitting light, and a capsule-shaped casing unit that has a transparent unit or a semitransparent unit in at least a part of housing the light emitting unit and the control unit. , And has the following remarkable effects.

(1) Since the coloring changes according to the coloring pattern arbitrarily set by the coloring program, the fun and variety can be dramatically enhanced, and a sufficient decorative effect can be obtained.

(2) The external appearance is the same as a general miniature light bulb, and it can be used simply by connecting it to a general DC power source such as a battery. And versatility can be improved.

(3) According to the preferred embodiment, if a diffused portion that diffuses the light from the light emitting portion to the outside is provided, a more natural color can be realized and the color rendering effect can be further enhanced.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of an illumination light emitting device according to a preferred embodiment of the present invention,

FIG. 2 is a sectional view taken along line AA in FIG.

FIG. 3 is a perspective view of a substrate unit included in the illumination light emitter,

FIG. 4 is an electric circuit diagram of the illumination light emitter,

FIG. 5 is a coloring pattern table in the illumination light emitting device.

FIG. 6 is a connection diagram showing an example of use of the illumination light emitter.

FIG. 7 is an external view of a Christmas tree using the illumination light source,

FIG. 8 is a schematic view of a water tank using the same illumination light emitter,

[Explanation of symbols]

1 Illumination illuminator 2 Light emitting part 2r red light emitting diode 2g green light emitting diode 2b blue light emitting diode 3 control unit 4 Casing part 10 board unit 11 IC chip 12 Shooting section Pc color development program

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Claims (3)

[Claims] 1. A light-emitting unit including red, green and blue light-emitting diodes, and one or more of the red, green and blue light-emitting diodes are selected according to a preset color development program to sequentially emit light, thereby emitting the light. An illumination light emitting device, comprising: a control unit that changes the color development of the unit; and a capsule-shaped casing unit that has a transparent unit or a translucent unit in at least a part of the light emitting unit and the control unit. 2. The illumination light emitting device according to claim 1, further comprising a substrate unit that mounts the control unit including the light emitting diode and the IC chip and accommodates the control unit in the casing unit. 3. The illumination light emitting device according to claim 1, further comprising: a diffuser that is housed in the casing to diffuse light from the light emitting unit to the outside.