JP3078035U - Small electric fan - Google Patents

Abstract

(57) [Problem] To provide a handy type small electric fan that can be visually held while being used with one hand. SOLUTION: A grip portion in which a power source such as a battery is housed, a drive motor housed in the grip portion or in a head portion provided on one end side of the grip portion, A fan unit attached and rotated by the drive motor, and a light blinker attached to the fan unit and expressing various light patterns with the rotation of the fan unit, the light blinker is A circuit board mounted on the fan unit, a plurality of LED lamps mounted on the circuit board, and a blinking circuit mounted on the circuit board for blinking the LED lamps at a predetermined cycle or randomly. Contains.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a handy type small fan that can be used with one hand.

[0002]

[Prior art]

 Conventionally, it has a gripper, a fan attached to the gripper, a drive motor for rotating the fan, a battery or a storage battery as a power supply, stores the power supply in the gripper, and holds the gripper with one hand. Various hand-held small electric fans that can be used by holding are known.

[0003]

[Problems to be solved by the invention]

 These known hand-held small electric fans are used mainly for holding the grip with one hand to apply wind to the face, but there is no one that can be visually enjoyed at the same time when used.

An object of the present invention is to provide a handy type small fan that can be visually held while being used with one hand.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the present invention is directed to a holding part in which a power source such as a battery is housed, and a head part provided in the holding part or one end of the holding part. A driving motor, a fan unit mounted on the head and rotated by the driving motor, and a light blinking device mounted on the fan unit and expressing various light patterns with the rotation of the fan unit. It is characterized by having. At this time, the present invention is based on the idea that the light flashing device flashes the circuit board attached to the fan unit, the plurality of LED lamps mounted on the circuit board, and the LED lamp at a predetermined cycle or at random. Similarly, at least a blinking circuit mounted on the circuit board is provided.

[0006] In the invention, the light blinking device further includes a circuit board attached to a fan unit, and the circuit board blinks a plurality of LED lamps and the LED lamps at a predetermined cycle or at random. A blinking circuit, a power supply, and switch means for turning the power supply on and off as the fan rotates.

[0007]

[Embodiment of the invention]

 The drawings show an embodiment of the present invention. In FIGS. 1 to 3, a reference symbol 1 is a grip portion integrally formed with a head 2 at an upper portion, and includes two AA batteries 3a therein. The power supply 3 is housed. A bottom cover 4 is detachably attached to the lower side of the grip 1 so that the battery 3a housed inside the grip 1 can be replaced. The battery 3a may be a storage battery type that can be repeatedly charged. The grip portion 1 and the head portion 2 are molded products made of synthetic resin, and are formed by overlapping two sheaths 1a, 1b and 2a, 2b, as shown in FIGS. . A fitting ring 1c is provided at a lower portion of the sheath 1a of the grip portion 1, and a lower portion of the other sheath 1b is fitted to the fitting ring 1c, and the portions of the sheaths 2a and 2b of the upper head 2 are attached. By fixing with the mounting screws 30 shown in FIG. 3, the grip portion 1 and the head portion 2 are configured to be integrated. In the drawing, the portion of the grip portion 1 has a substantially elliptical cross section in plan view, but the shape is not limited. The plane cross section may be square, round or any other shape. The inside of the grip portion 1 is hollow so as to be able to accommodate the power source 3 composed of a battery 3a, and also serves as a battery case. It is preferable that the thickness and the length of the grip part 1 are such that an adult can hold it with one hand. In the embodiment, the size is about 4.5 cm for the longer one, about 2.3 cm for the shorter one, and about 12 cm in length.

In particular, as shown in FIG. 2, a drive motor 6 is mounted and fixed inside the head 2, and as shown in FIG. 3, the power source 3 holds the lead wires 5, 5 and a part thereof. It is electrically connected via a switch section 7 protruding outside the section 1. The rotating shaft 6a of the drive motor 6 projects outside through an insertion hole 8a provided in a partition plate 8 provided on one side of the head 2, as shown in FIG. Is fitted. In this case, the mounting portion 9 is fitted to the rotating shaft 6a, and the mounting portion 9 projects outside through an insertion hole (not shown) having a larger diameter than an insertion hole 8a provided in the partition plate 8. You may make it.

The mounting portion 9 has a fan portion 10 having a hollow interior and a substantially small drum shape in appearance, and a mounting tube projecting in one axial direction from a partition wall 11 for partitioning the inside in a radial direction. It is attached by being pressed into the body 11a. As shown in FIG. 5, this press-fitting is performed by providing the mounting cylinder 11a with elasticity by slits 11c provided in the axial direction of the mounting cylinder 11a. As a result, the fan unit 10 rotates with the rotation of the drive motor 6. Although the fan unit 10 and the drive motor 6 are directly connected to each other, a drive force transmission mechanism using gears, belts, friction wheels, or the like may be used. In that case, the drive motor 6 may be installed on the side of the gripper 1.

In the embodiment, the head 2 is formed at the upper end of the grip 1 with a slight elevation angle, but the angle is not limited. Furthermore, this head is provided coaxially with the grip, and a fan is attached to the end of the head, or the head and the grip are separated and independent, and the head is swung up, down, left, and right with respect to the grip. May be configured.

As shown in FIGS. 4 and 5, the fan unit 10 further includes a main body 12 having the above-described partition wall 11 having a substantially central part partitioned in a radial direction, and a light seated on the main body 12. Flashing device 13, a transparent front lid 14, a blade 15 sandwiched between the front lid 14 and the main body 12, and the other side of the partition wall 11, that is, attached to the head 2 side. Button type battery 17 which is a power source for the flashing device 13 of light such as LR44 phase housed in the bottom plate 16 and the battery holding holes 11b provided in the peripheral portion of the partition wall 11 at intervals of 180 °. , 17.

As shown in FIGS. 3 and 7, the light blinking device 13 has a plurality of LED lamps 18, 18... Mounted in a line from a substantially central portion to a peripheral portion on one side of the front lid portion 14. A circuit board 19, a blinking circuit 20 mounted on the circuit board 19, and the button-type batteries 17, 17 crimped to the − and + terminals 21, 21, 22, 22 of the circuit board 19, The switch means 23 is turned on using centrifugal force by the rotation of the circuit board 19. The switch means 23 includes a movable contact 25 attached to a free end of an elastic piece 24 having one end fixed on the circuit board 19. And a fixed contact 26 provided on the same circuit board 19 as to come into contact with the movable contact 25. The front lid portion 14 is fixed to the main body portion 12 by mounting screws 27, 27 which are attached to the partition wall 11 and penetrate the circuit board 19 and the blade portion 15, and particularly, as shown in FIG. The blade 15 has a body 15a formed of inclined concave portions 12a, 12a provided at 180 ° intervals on the main body portion 12 and inclined convex portions 14a, 14a fitted with the inclined concave portions 12a, 12a provided on the front lid portion 14. By being sandwiched in between, both ends are twisted in alternate directions and projected in the radial direction of the main body 12.

As shown in FIG. 3 and FIG. 8, the bottom plate 16 has protrusions 16a, 16a at the portions in contact with the button type batteries 17, 17, and has elasticity provided with the protrusions 16a, 16a. As shown in FIGS. 4 and 5, the cut-and-raised pieces 16b, 16b are engaged with engaging portions 12b, 12b provided inside the main body 12, and are rotated in one direction. The battery 17 is configured to be pressed toward the -terminals 21 and 21 of the circuit board 19. The bottom plate 16 is inserted into the main body 12 by fitting locking pieces 16c, 16c provided on the peripheral edge thereof at intervals of 180.degree. To the sides of the engaging portions 12b, 12b, and rotating it in one direction to cut and raise it. The projections 16a, 16a are pressed toward the button-type batteries 17, 17 by the pieces 16b, 16b being locked to the engaging portions 12b, 12b. The bottom plate 16 is fixed to the partition wall 11 by mounting screws 28,28.

Therefore, when the gripper 1 is gripped with one hand, the thumb is lifted and the switch lever 7a is pushed to the ON side, the drive motor 6 is rotated, and the rotational driving force is transmitted via the rotary shaft 6a and the mounting portion 9. This is transmitted to the fan section 10 into which the mounting section 9 is press-fitted, so that the fan section 10 rotates and the blade section 15 also rotates to send the wind forward, so that it can be used as a small fan.

When the fan unit 10 rotates, the movable contact 25 attached to the circuit board 19 swings against the elastic force of the elastic piece 24 due to the centrifugal force, as shown in FIG. ., The blinking circuit 20 of each of the LED lamps 18, 18,... Is closed, and each of the LED lamps 18, 18,. Then, since this displays various patterns of light to the viewer from the front via the transparent front lid portion 14, the viewer is visually beautiful and does not get tired of the viewer.

In the embodiment, the number of LED lamps is five, but the number and the mounting position are not limited. Further, the LED lamp of the embodiment is a resin-sealed type, but is not limited to this type, and may be a Tep-type or other types. Further, there are innumerable light patterns, but in the embodiment, 16 types of light patterns shown in FIGS. 9 to 24 appear.

When the switch lever 7a is turned off, the rotation of the fan unit 10 is weakened. Therefore, even if the fan unit 10 does not stop completely, the movable contact 25 attached on the circuit board 19 before the elastic member 24 As a result, the light returns to the original position and is separated from the fixed contact 26, so that the light does not blink.

The light patterns are not limited to the 16 types shown in FIGS. 9 to 24, but may be changed by changing the number of LEDs, installation locations, blinking patterns, and the like. Things are conceivable.

In addition, a red light emitting diode is used for the color, but an LED that emits light of blue, green, white, or the like may be used in a single color or a mixed color.

[0020]

[Effect of the invention]

 Since the present invention is configured as described above, the following effects can be obtained.

According to the first aspect of the present invention, the user holds the grip portion with one hand, turns the switch lever on, and enjoys various light patterns displayed on the fan portion while cooling by applying wind to the face. The effect that can be performed can be produced.

According to the second aspect of the present invention, the same effects as those of the first aspect can be obtained, and the rotation of the fan unit can be utilized by installing a blinking device expressing a light pattern in the fan unit. As a result, it is possible to bring about an effect that it can be compactly packed.

According to the third aspect of the invention, in addition to providing the same effect as in the first aspect, an independent power source is provided by mounting a power source and a switch means in addition to the light blinking device on the circuit board. Since the switch means can be turned on and off with the rotation of the fan section, when the fan section starts to rotate, the flashing device of the light is turned on via the switch means which is automatically turned on, and various light sources are turned on. The pattern can be expressed, and when the rotation of the fan unit stops, there is an effect that the switch means can be automatically turned off to turn off the light blinking device.

[Brief description of the drawings]

FIG. 1 is a perspective view of a handy type small fan according to the present invention.

FIG. 2 is a longitudinal sectional view of the small electric fan shown in FIG.

FIG. 3 is a partially exploded perspective view of the small electric fan shown in FIG.

FIG. 4 is a sectional view of a main body of the fan unit.

FIG. 5 is a bottom view of the main body of the fan viewed from the direction of FIG. 4;

FIG. 6 is a perspective view of the front lid seen from a direction opposite to FIG. 3;

FIG. 7 is a bottom view of the circuit board viewed from a direction opposite to FIG. 3;

FIG. 8 is a perspective view of the bottom plate viewed from a direction opposite to FIG. 3;

FIG. 9 is a pattern diagram of light as viewed from the front lid side by rotating a fan unit.

FIG. 10 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 11 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 12 is a pattern diagram of another light as viewed from the front lid side by rotating a fan unit.

FIG. 13 is a pattern diagram of another light as seen from the front lid side by rotating the fan unit.

FIG. 14 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 15 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 16 is another light pattern diagram viewed from the front lid side by rotating the fan unit.

FIG. 17 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 18 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 19 is a pattern diagram of another light as seen from the front lid side by rotating the fan unit.

FIG. 20 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 21 is a pattern diagram of another light as seen from the front lid side by rotating the fan unit.

FIG. 22 is a pattern diagram of another light as seen from the front lid side by rotating the fan unit.

FIG. 23 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

FIG. 24 is a pattern diagram of another light as viewed from the front lid side by rotating the fan unit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grasping part 2 Head 3 Power supply 4 Bottom lid part 6 Drive motor 7 Switch part 10 Fan part 11 Partition wall 13 Light blinking device 14 Front lid part 15 Blade part 17 Button type battery 18 LED lamp 19 Circuit board 20 Flashing circuit 23 Switch means

Claims (3)

[Utility model registration claims] 1. A grip portion in which a power source such as a battery is housed, a drive motor housed in the grip portion or in a head portion provided on one end side of the grip portion, and the head portion A fan unit attached to the fan unit and rotated by the drive motor, and a light blinking device attached to the fan unit and expressing various light patterns with the rotation of the fan unit. Fan. 2. The light blinking device includes a circuit board attached to the fan unit, a plurality of LED lamps mounted on the circuit board, and a LED that blinks the LED lamp at a predetermined cycle or at random. The small fan according to claim 1, further comprising a blinking circuit mounted on the circuit board. 3. The light blinking device includes a circuit board attached to the fan unit, the circuit board having a plurality of LED lamps, and a blinking lamp for blinking the LED lamps at a predetermined cycle or at random. 2. The small electric fan according to claim 1, comprising a circuit, a power supply, and switch means for turning the power supply on and off as the fan rotates.