JP2001008721A - Round fan with illumination - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a round fan which is of a thin type, is easily flexible and is capable of exhibiting a function as the round fan by forming the round fan in such a manner that the entire part of the designs disposed at the round fan makes surface light emission. SOLUTION: At least part of a sectorial part 1 is provided with a flexible EL sheet 2. A drive circuit 4 of the flexible EL sheet 2, a switch 5 for controlling the on and off of the EL sheet 2 and a battery 6 which is a power source are disposed at the sectorial part 1. A control signal is supplied from the drive circuit 4 to the EL sheet 2 by lead wires 10 and 11 with bone parts 7 disposed at the sectorial part 1 as guides. The flexible EL sheet 2 is thin and is capable of embodying the multicolor light emission without increasing the number of the lead wires.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a illuminated fan.

[0002]

2. Description of the Related Art Conventionally, a light emitting portion is provided in a fan and the light emitting portion is turned on and off by a switch.
No. 7720 discloses this. Specifically, a light source and an optical fiber are used as the light emitting unit, the light source is provided on the fan pattern, the optical fiber is inserted into the bone of the fan, and the on / off of the light source is controlled by a switch provided on the handle, thereby providing the user with a light source. It makes it possible to light up the fan as willing.

[0003]

In the above-described apparatus, since an optical fiber is used as a light-emitting portion, only a linear light-emitting form can be realized. Therefore, for example, the entire pattern provided on the fan, that is, the entire desired surface could not be emitted.

[0004]

According to the present invention, there is provided a flexible surface light emitting portion provided at least in a part of a fan portion, a driving circuit of the flexible surface light emitting portion, and a flexible surface light emitting portion. It includes a switch for controlling on / off and a battery which is a power source of the flexible surface light emitting unit. Therefore, for example, the entire design provided on the fan, that is, a desired surface can be caused to emit light according to the user's intention. In addition, since a flexible surface light-emitting portion is used as the light-emitting portion, necessary flexibility can be secured as a fan, and a function as a fan can be secured.

If the flexible surface light emitting section is a flexible EL sheet, in addition to the above, the flexible surface light emitting section can be made thinner.
Also, multicolor light emission is possible with one sheet. Therefore,
The configuration of the entire fan can be reduced in size.

[0006] The fan portion has a plurality of bone portions in part, and the lead wire can be prevented from being broken if the bone portion also serves as a guide portion of a lead wire of the flexible surface emitting portion.

If the bone has a groove in its length direction and the lead wire is inserted into the groove, wiring becomes easy and disconnection of the lead wire can be prevented with a considerable probability. In addition, since the lead wire enters the groove of the bone portion, a protrusion due to the lead wire is not formed on the surface of the fan, and an unnecessary shape is eliminated. Further, even if the lead wire does not completely enter the groove of the bone portion, the protrusion formed by the lead wire formed on the surface of the fan becomes small, and unnecessary shapes can be reduced.

The fan portion has a plurality of bones in a part thereof, and a recess for accommodating the flexible surface light-emitting portion is formed at a desired portion of the bones, so that the thickness of the fan can be reduced. Further, the flexible surface light emitting section can be arranged flat. Further, the positioning of the flexible surface light-emitting portion is facilitated, and the workability of the assembly process of the illuminated fan is improved.

If the drive circuit, the switch, and the battery are provided in the fan portion, the wiring between the drive circuit, the switch, the battery, and the like and the flexible surface light emitting portion can be easily routed, and the connection portion can be formed. The probability of disconnection can be reduced. In particular,
If a frame is formed in the vicinity of the key portion of the fan and the drive circuit and the like are provided, the frame does not deform much when the fan is used, so that disconnection and the like can be more reliably prevented.

[0010]

Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 is an external view of an illuminated fan according to an embodiment of the present invention. In FIG. 1, a flexible EL sheet 2 as a flexible surface light-emitting unit is provided on at least a part of the fan unit 1. A frame 3 is formed in the vicinity of the key portion O of the fan 1, and a driving circuit 4 for the flexible EL sheet 2, a switch 5 for controlling ON / OFF of the flexible EL sheet 2, and a flexible And a battery 6 serving as a power source of the driving circuit 4. The drive circuit 4 and the flexible EL sheet 2 are connected to each other by a lead wire described later.

As shown in FIG. 3A, the fan 1 is provided with a plurality of bones 7 along the radiation from the key O, for example. It is formed by providing a transparent EL sheet 2 and covering with a covering paper 8. Since the covering paper 8 is made of a transparent or translucent material, the flexible EL sheet 2 should be originally indicated by a broken line, but is indicated by a solid line in the drawing for easy understanding. I have.

FIG. 2 shows an external view of an illuminated fan according to another embodiment of the present invention. Here, a handle portion 9 is provided extending from a key portion O of a fan portion 1 outward. I have. A drive circuit 4 for the flexible EL sheet 2 similar to the previous example, a switch 5 for controlling on / off of the flexible EL sheet 2 and a power supply for the flexible EL sheet 2 and the drive circuit 4 are provided in the handle portion 9. A certain battery 6 is provided. The bone portion 7 extends radially from the upper end of the handle portion 9 to form a fan 1 similar to the above example, and a flexible EL sheet 2 is provided in a part of the fan 1. The covering paper 8 is not formed near the key portion O of the fan 1, and the bone 7 is exposed. The drive circuit 4 and the flexible EL sheet 2 are connected by a lead wire or the like in the same manner as in the previous example. The parts having substantially the same configuration are denoted by the same reference numerals. As described above, since the fan 1 is provided with the flexible surface light-emitting portion and has a switch or the like for controlling the light emission on / off, the design provided on the fan, that is, the desired surface, that is, the user's intention The light can be emitted according to. In addition, since a flexible surface light-emitting portion is used as the light-emitting portion, necessary flexibility can be secured as a fan, and a function as a fan can be secured.

FIG. 3 (a) shows the flexible EL sheet 2 emitting multicolor light. FIG. 3 (b) is an enlarged cross-sectional view taken along line AA of FIG. 3 (a). The flexible EL sheet 2 is thin and emits surface light uniformly on a flat surface. PET on top
The surface layer 21 is formed by, for example, an electrode layer 22 made of ITO or the like on the lower surface, and a plurality of light emitting layers 23a and 23b having different emission colors are formed on the lower surface of the electrode layer 22 at positions corresponding to a desired pattern. And an insulating layer 24 on its lower surface.
A carbon layer 25 and a protective layer 26 are sequentially laminated to form an EL.
The sheet 2 is formed. In this flexible EL sheet 2, a voltage is applied between the ITO electrode layer 22 and the carbon layer 25, and the light emitting layers 23a and 23b
Is about 0.05 mm. In order to emit light in multiple colors, light-emitting layers having different emission colors are formed in a desired number of colors. In this case, the applied voltage may be applied by using the ITO electrode layer 22 and the carbon layer 25 as a common electrode, and the number of the lead wires 10 and 11 for applying the voltage increases even if the emission color increases. Never. Since the lead wires 10 and 11 are also covered with the covering paper 8, they are originally indicated by broken lines. However, in order to make the description easy to understand, the drawings (FIGS. 3, 4, 5, 6, 7) are used. , FIGS. 9 and 11) are indicated by solid lines. As described above, since the flexible EL sheet is used as the flexible surface light-emitting unit, the surface light-emitting unit can be made thin, and multicolor light emission can be performed with one sheet. It is possible to prevent the number of lines from increasing.

FIG. 4 illustrates the internal structure of the frame body 3 in the example of FIG. 1. FIG. 4A is an enlarged cross-sectional view taken along the line BB of FIG. Recess 3 in body base 31
1a is formed, and the switch 5 is provided on a projection 31b provided at the center of the concave portion. When the switch 5 is pressed, the contact piece 32 bends, connects to the battery 6, closes the switch, and supplies a voltage to the electrode layer 22 and the carbon layer 25 of the EL sheet 2 via the lead wires 10 and 11. Recess 31a
Is covered with a frame cover 33.

FIG. 5 illustrates the internal structure of the handle 9 in the example of FIG. 2. FIG. 5A is an enlarged view of a cross section taken along the line C--C in FIG. Recess 91 in base 91
a, the switch 5 is supported in the recess so as to be exposed to the outside.
And the switch is closed to supply a voltage to the electrode layer 22 and the carbon layer 25 of the EL sheet 2 via the lead wires 10 and 11. The upper surface of the concave portion 91a is covered with a handle cover 93.

FIGS. 6 and 7 show enlarged portions of the lead wires 10 and 11 in the examples corresponding to FIGS. 1 and 2, respectively. As shown in FIGS. 8 (a) and 8 (b), the relationship between the lead wires 10, 11 and the bone 7 is such that a groove 7a is formed in one bone 7 in the longitudinal direction, and a lead is inserted into the groove 7a. Line 1
0 and 11 are inserted, and the groove 7a is used as a guide for the lead wire. Accordingly, disconnection of the lead wires 10 and 11 can be prevented, wiring can be easily performed without projecting from the bone portion 7, and there is no difference from other bone portions 7 through which the lead wire is not inserted. The surface of the part 1 becomes uniform. The cross-sectional shape of the bone part 7 may be a rectangular shape like the bone part 7 shown in FIG. In addition, it may be an arbitrary shape such as a circular shape like a bone portion 71 shown in FIG. In addition, even if all the lead wires do not enter the grooves, disconnection of the lead wires can be reduced, the protrusions of the lead wires formed on the surface of the fan can be reduced, and unnecessary shapes can be reduced.

FIGS. 9 and 10 illustrate the shape of the bone 7 at the position where the flexible EL sheet 2 is arranged. In the example shown in FIG. 10A, the cross-sectional shape of the bone portion 7 is all circular, and when the flexible EL sheet 2 is placed thereon, the bone portion 7 is formed. Seats are waving in some places and no places. This is not preferable in that the EL sheet 2 emits beautiful light. So Figure 1
As shown in FIG. 0 (b), a part of the corresponding bone part 7 where the flexible EL sheet 2 is to be disposed is recessed by chamfering or the like.
a, and a recess 7a for accommodating the flexible EL sheet 2 as shown in FIG. 10C is formed. Thus, the thickness of the fan can be minimized, and the EL sheet can be arranged flat, which facilitates the positioning of the EL sheet.

FIG. 11 shows another example, in which the handle portion 12 shown in FIG. 1 and FIG.
May be provided.

Although the flexible EL sheet 2 is provided on a part of the fan section 1 in the illustrated example, it is not limited to this and may be formed on the entire surface. Further, in the illustrated example, the bone portion 7 is provided up to the outer peripheral end of the fan portion. However, the present invention is not limited to this. For example, the bone portion may be provided with a small outer peripheral portion left.

[0020]

According to the present invention, as described above, since the flexible surface light-emitting portion is provided in the fan, the entire design can be made to emit light according to the user's intention. Since it has a flexible name, it can cope with bending when a fan is used, and the function of the fan can be sufficiently exhibited. Since the bone is used as a guide for the lead wire, disconnection of the lead wire can be prevented, and high reliability can be achieved. Since a groove is provided in the bone and the lead wire is inserted through the groove, wiring is facilitated, and unevenness on the surface can be eliminated, so that the beauty of the fan is not impaired. Since the concave portion for accommodating the flexible surface light-emitting portion is provided in the bone portion, the thickness of the fan can be reduced, the fan can be flattened, the positioning can be easily performed, and the assembling workability is improved.
Since the drive circuit and the like are provided in the fan section, the length of the lead wire between the drive circuit and the like and the flexible surface light emitting section can be shortened, and the risk of disconnection can be reduced. Further, since the drive circuit and the like are disposed in the frame provided near the key portion of the fan, the drive circuit and the like can be protected against external force, and the durability can be improved.

[Brief description of the drawings]

FIG. 1 is an external view showing an embodiment of the present invention.

FIG. 2 is an external view showing another embodiment of the present invention.

3A and 3B are views for explaining the configuration of an EL sheet, wherein FIG. 3A is an external view showing a cutting line of the example shown in FIG. 1, and FIG.
It is an AA line expanded sectional view.

4 (a) is an external view showing a cutting line of the example shown in FIG. 1, and FIG. 4 (b) is an external view showing a configuration inside the frame.
It is a BB line expanded sectional view.

5 (a) is an external view showing a cutting line of the example shown in FIG. 2, and FIG.
It is a CC sectional view enlarged.

FIG. 6 is a view for explaining a configuration of a lead wire, and FIG.
FIG. 4 is a partially enlarged external view showing a cutting line in the example of FIG.

FIG. 7 is a view for explaining the configuration of a lead wire.
FIG. 4 is a partially enlarged external view showing a cutting line in the example of FIG.

FIG. 8A is an enlarged sectional view taken along line DD of FIGS. 6 and 7;
(B) is an enlarged sectional view at the same position of another bone shape.

9 is an external view illustrating a shape of a bone portion and showing a cutting line in the example of FIG. 4;

FIGS. 10A and 10B are expanded enlarged cross-sectional views taken along line 9E-E, and FIG. 10C is an enlarged cross-sectional view taken along line 9F-F.

FIG. 11 is an external view in which a handle is provided in the example of FIG. 9;

[Explanation of symbols]

 O Key section of fan section 1 Fan section 2 Flexible surface light emitting section (flexible EL sheet) 3 Frame 4 Drive circuit 5 Switch 6 Battery 7 Bone section 7a Bone groove 7b Bone section flexible surface light emission Recess for accommodating the part 10, 11 lead wire

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Emi Ichihara 1-1-1 Akanehama, Narashino-shi, Chiba F-term (reference) in Seiko Precision Co., Ltd. 3B104 ZA01 ZC03 3K014 AA00 PF00

Claims (7)

[Claims] 1. A flexible surface light-emitting unit provided on at least a part of a fan unit; a drive circuit for the flexible surface light-emitting unit; a switch for controlling on / off of the flexible surface light-emitting unit; A fan with illumination, comprising: a battery serving as a power source of the flexible surface light-emitting unit. 2. The illuminated fan according to claim 1, wherein the flexible surface light-emitting portion is a flexible EL sheet. 3. The fan according to claim 1, wherein the sector has a plurality of skeletons, and the skeleton also functions as a guide for a lead wire of the flexible surface light-emitting unit. A fan with illumination. 4. The illuminated fan according to claim 3, wherein the bone portion has a groove in a length direction thereof, and the lead wire is inserted into the groove. 5. The fan according to claim 1, wherein the sector has a plurality of skeletons, and a recess for accommodating the flexible surface light-emitting unit is provided at a desired position of the skeleton. An illuminated fan characterized by being formed. 6. The lighting fan according to claim 1, wherein the drive circuit, the switch, and the power supply are arranged in the fan. 7. The device according to claim 1, wherein the drive circuit, the switch, and the power supply are disposed in a frame formed near a key portion of the fan. A fan with lighting.