JP2001145513A - Hair drier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hair drier when air suction port is not chocked with hairs or does not take in dust or the like, and which has well-balanced weights so that the grip can be easily handled. SOLUTION: An air suction port 4 is provided at one of the ends of a laterally oriented cylindrical hair drier body 1, while a hot air blowoff port 8 is provided at the other end thereof. A blower means 6 and a heater 7 are provided in an air passage formed between the port 4 and the port 8 within the body 1. A grip part 2 is projected from the drier body 1 to constitute the hair drier. The suction port 4 is disposed near the joint, from which the grip 2 projects.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hair dryer for drying and setting hair.
The present invention relates to a hair dryer that is hard to allow hair and dust to enter the inside of the hair dryer body when used, and is easy to handle.

[0002]

2. Description of the Related Art Conventionally, hair dryers include a conventional example 1 (Japanese Patent Application Laid-Open No. 5-293011) and a conventional example 2 (Japanese Patent Application Laid-Open No. 5-199915). In the first conventional example, as shown in FIG. 7, a warm air outlet 8 'is provided at one end of a substantially horizontal cylindrical hair dryer main body 1', and an air inlet 4 'is provided at a cylindrical bottom portion at the other end.
In the conventional example 2, as shown in FIG. 8, a hot air outlet 8 'is provided at one end of a hair dryer main body 1' and an air inlet 4 'is provided at a side surface at the other end.
Is provided. In both of the above examples, the air suction port 4 'is provided at a location away from the handle 2' protruding from the hair dryer main body 1 '. Here, 6 'in the figure is a blower, and 7' is a heater.

[0003]

However, in a hair dryer having such a structure, for example, when a long-haired person applies warm air to the hair from the lower part of the head in order to dry the hair, The air suction port 4 'is located near the hanging hair, so that the air suction port 4' is blocked by the hair and dust easily enters the inside of the hair dryer body 1 '. However, the performance and quality of the product were easily reduced. In general, the motor 14 ′ is the heaviest of all the hair dryers, but the motor 14 ′ is provided at a position away from the handle 2 ′, so that the weight applied to the handle 2 ′ is small. Since it changes remarkably depending on the inclination of the hair dryer, it is necessary to balance the weight when using the hair dryer, and the hand holding the hair dryer tends to be tired.

The present invention has been made in view of the above points, and it is difficult for air suction ports to be clogged with hair or dust or the like, and the weight of a hand holding a grip portion during use is small. It is an object to provide a well-balanced hair dryer.

[0005]

According to a first aspect of the present invention, there is provided a hair dryer according to the present invention. A hot air outlet 8 is provided on the side of the hair dryer main body 1 and an air flow path provided in the hair dryer main body 1 between the air suction port 4 and the warm air outlet 8 is provided. In the hair dryer constructed by protruding the handle portion 2 from above, the air suction port 4 is arranged near the base from which the handle portion 2 protrudes. As a result, the air suction port 4 is disposed near the base from which the handle 2 protrudes, and the hand holding the handle 2 is located immediately below the air suction port 4 during use. The mouth 4 is protected by hand, and the hair can be prevented from blocking the air inlet 4. Further, since the air suction port 4 faces downward, dust and the like hardly enter the hair dryer main body 1 from the air suction port 4.

According to a second aspect of the present invention, there is provided a hair dryer according to the first aspect, wherein the air suction port is connected to the handle portion.
In addition to the vicinity, it is provided at a position opposite to the handle portion 2. Thereby, the area of the air suction port 4 can be increased to suck a large amount of air, and the output of the hair dryer can be increased.

A hair dryer according to a third aspect of the present invention is the hair dryer according to the first or second aspect,
Is provided in the blowing means 6. This allows
Blowers can be more efficiently blown than when a propeller fan is used, and noise when the fan rotates can be reduced.

A hair dryer according to a fourth aspect of the present invention is characterized in that, in the first or second aspect, the air suction port 4 is formed in a convex or concave portion on the outer periphery of the hair dryer main body 1. . Thus, even if the projection area of the air suction port 4 is reduced, the surface area can be increased, and the area in contact with outside air is increased, so that a large amount of air can be sucked.

A hair dryer according to a fifth aspect of the present invention is the hair dryer of the first aspect,
The air suction port 4 extends around the base where the handle 2 protrudes.
Is provided. Accordingly, the air suction port 4 can be reliably disposed downward when the hair dryer is used, and it is possible to make it difficult for dust and the like to enter the hair dryer main body 1 from the air suction port 4.

A hair dryer according to a sixth aspect of the present invention is characterized in that, in the third aspect, a motor 14 for driving the multi-blade fan 15 is disposed inside the multi-blade fan 15. Thus, by efficiently using the inside of the hair dryer main body 1, the volume of the air blowing means 6 can be reduced to reduce the size of the hair dryer, and the motor 14 can be cooled by air. Efficient operation can be expected.

According to a seventh aspect of the present invention, in the hair dryer according to the third aspect, the motor output shaft 20 of the motor 14 disposed substantially concentrically with the multi-blade fan 15 inside the multi-blade fan 15. A connection portion 25 for connecting to one end of the multi-blade fan 15 is provided near the base of the handle portion 2. Thereby, the position of the motor 14 becomes closer to the handle portion 2 and the center of gravity of the motor 14 can be made closer to the handle portion 2, so that a hair dryer with a good balance of the center of gravity can be obtained.

The hair dryer according to claim 8 of the present invention is the hair dryer according to claim 1,
The handle portion 2 protrudes substantially perpendicularly from the axis, and the motor 14 is disposed on an axis B in the projecting direction of the handle portion 2. Thus, the center of gravity of the motor 14 does not significantly change when the hair dryer is used, so that the hair dryer with a good balance of the center of gravity with which the hand to be held is less tiring can be obtained.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings.

FIGS. 1 to 6 show an embodiment of the present invention. As shown in FIG. 1, the hair dryer has a substantially horizontal tubular hair dryer body 1 and a hair dryer body 1.
And a handle portion 2 which is provided at a lower portion of the main body and protrudes in a substantially vertical direction.

The hair dryer main body 1 is a substantially horizontal cylindrical portion of the hair dryer. The housing 3 forming the hair dryer main body 1 is formed into two parts symmetrically in the left-right direction, and is later integrally formed by joining with screws or the like. An opening 9 is bored at the tip of the hair dryer main body 1, and a hot air outlet 8 is rotatably engaged via a hook 10 that contacts the inside of the opening 9. Here, the hot air outlet 8 has a cylindrical shape that narrows toward the tip. As shown in FIG. 5, a substantially circular air suction port 4 is formed at the rear end of the hair dryer main body 1 around the handle 2 projecting from the lower part of the hair dryer main body 1. . As described above, the air suction port 4 often faces the lower side of the hair dryer because the handle portion 2 is held during use, so that dust and the like are difficult to enter. Further, since the air suction port 4 is provided near the root of the handle portion 2 having the unevenness of the outer periphery of the hair dryer main body 1, it is possible to have a large area for contact with air,
A large surface area can be obtained with a small projection area, and a large amount of air can be sucked. Further, a lid-like cover 5 provided with a micro through hole 11 over the entirety is fixed to the air suction port 4 via a hook 12 so as to be covered. As described above, since the air is sucked from the minute through-holes 11, it is possible to further prevent hair and dust from entering the inside of the hair dryer main body 1.
In this example, as shown in FIG. 6, a circular air suction port 4 is formed so as to penetrate the air suction port 4 provided at the lower part of the hair dryer and also at a position above the hair dryer body 1. It is. As described above, the air suction ports 4 are provided above and below the hair dryer main body 1, so that the area of the air suction ports 4 can be increased so that a large amount of air can be sucked into the hair dryer main body 1. Can be raised. The upper air suction port 4 also has a cover 5 having a minute through hole 11.
Is also provided via the hook 12.

A blower 6 and a heater 7 are provided in the interior of the hair dryer main body 1 roughly, and the blowers 6 and 6 are provided between the air passages from the air inlet 4 to the warm air outlet 8. The heaters 7 are arranged in this order. Specifically, the air inlet 4
The air blowing means 6 communicating with the air dryer 6 is located in the rear end direction of the hair dryer main body 1, and the heater section 7 is in communication with the hot air outlet 8 and located in the front end direction of the hair dryer main body 1. The heater section 7 is provided adjacently,
Each is in communication.

The blowing means 6 is located in the rear end direction of the hair dryer main body 1 as described above, and has an outer shape in a wind tunnel 13 as shown in FIGS. 1 and 2, and has a motor 14 in the wind tunnel 13. A multi-blade fan 15 is provided. The wind tunnel 13 has a box shape that fits into the housing 3 inside the hair dryer main body 1, and has a circular shape up and down so as to communicate with air suction ports 4 provided at the upper and lower parts of the hair dryer main body 1. It has an air suction opening 16 and a heater portion communication opening 17 at the center of the wall adjacent to the heater portion 7. here,
The air suction opening 16 has a shape corresponding to the outer diameter of the multi-blade fan 15 described later.

An end of the motor 14 opposite to the motor output shaft 20 projects from the air suction opening 16 of the wind tunnel 13.
The motor 14 is fixed at an upper portion of the hair dryer main body 1 via a screw 19. The multi-blade fan 15 has a substantially cylindrical shape having a hollow portion 21 in the center,
A large number of blades 22 are provided on the outer periphery along the outer periphery. Further, a ring-shaped support 18 is provided at both ends in the longitudinal direction of the blade 22 so that the shape of the blade 22 does not collapse even when the multi-blade fan 15 rotates. In the hollow portion 21 of the multi-blade fan 15, a blade connecting member 24 is provided.
Is provided. The blade connecting member 24 has a rib from the central portion of the blade 22 in the longitudinal direction.
5 and protrudes toward the center axis of the multi-blade fan 15 in a different direction to the outside of the multi-blade fan 15 so as to be integrated near the center axis of the multi-blade fan 6. is there. Further, the blade connecting member 24 has a disc shape at an integrated portion thereof, and has a small opening 23 formed therein. The motor 14 is disposed in the hollow portion 21 of the multi-blade fan 15 as described above. At this time, a flanged tubular motor connecting member 26 is fitted to the end of the motor output shaft 20 and inserted into the small opening 23. The distal end of the motor connecting member 26 is threaded.

At the connecting portion 25 near the small opening 23, the motor connecting member 26 is fitted to the blade connecting member 24, and a nut 27 is screwed from the tip of the motor connecting member 26 in the direction of the motor 14 to thereby connect the blade connecting member. The motor connecting member 26 is sandwiched between the motor connecting member 26 and the nut 27, and the motor connecting member 26 is fixed to the blade connecting member 24. As described above, the motor 14 and the multi-blade fan 15
Are integrally fixed. The motor 14 is fixed to the inside of the hair dryer body 1 via a screw 19, and the multi-blade fan 15 is rotatable in the horizontal direction.
3. By providing the multi-blade fan 15 that rotates in the horizontal direction, it is possible to perform more efficient air blowing than the propeller fan, and to suppress noise when the fan rotates. . At this time, the connecting portion 25 is located immediately above a handle base 30 of the handle portion 2 described later, and the center of gravity of the motor 14 is also adjusted by the position of the motor 14 being closer to the handle portion 2. And a hair dryer having a good balance of the center of gravity can be obtained, and the hand holding the handle portion 2 can be made less tiring when using the hair dryer. Further, since the motor 14 is located inside the multi-blade fan 15 and substantially concentric with the multi-blade fan 15, the size of the wind tunnel 13 constituting the blowing means 6 is suppressed, and the size of the hair dryer is reduced. In addition, the motor 14 can be air-cooled, and efficient operation of the motor 14 can be expected.

As described above, the heater section 7 is adjacent to the blowing means 6 and is located in the direction of the tip of the hair dryer main body 1, and comprises a cylindrical heater cylinder 29 having a coil 29a on the inner surface. It is. Heater tube 2
Reference numeral 9 denotes an opening of the heater tube 29 so that all the air sent from the heater communication opening 17 can be smoothly led to the warm air outlet 8 through the interior of the heater tube 29. 8, the hair dryer 1 is fitted and fixed to the housing 3 inside the hair dryer main body 1. When the power is on, the coil 29a generates heat,
By radiating the heat to the air passing through the inside of the heater cylinder 29, it is possible to generate warm air.

As described above, the handle portion 2 is protruded substantially vertically from the hair dryer main body 1, and the handle base portion 30 and the grip portion 31 are connected via a rotary joint 32 as shown in FIGS. It is configured so as to be rotatably engaged with about 1/4 turn. The handle base 30 is a portion projecting substantially vertically from the lower part of the hair dryer main body 1, and is provided with a push switch 33. A slide switch 34 is provided on the grip 31 and the handle base 3
A power cord 35 extends from an end opposite to the zero side, and a ring holder 36 is provided. Push switch 33
The slide switch 34 controls the power and output of the hair dryer. For example, the push switch 33 controls on / off of the power, and the slide switch controls the output of the hair dryer. The power cord 35 is provided over the grip portion 31, the handle base 30, and the inside of the hair dryer main body 1, and is connected to the slide switch 34, the push switch 33, the heater cylinder 29, and the motor 14.

The hair dryer configured as described above uses the grip portion 31 folded as shown in FIG. 4 when stored, with the handle portion 2 extended as shown in FIG. At this time, the handle portion 2 is in a state of protruding substantially vertically from the hair dryer main body 1,
The motor 14 is arranged on the axis B in the protruding direction of the handle 2. The handle 2 is gripped in the upper state, and the switch is turned on to be used. When the switch is turned on, electricity flows through the power cord 35, the motor 14 is driven, the multi-blade fan 15 rotates in the horizontal direction, air is sucked into the wind tunnel 13 from the air suction port 4, and is sent out to the heater communication opening 17. It is. When the power is on, the coil 29a provided on the inner surface of the heater cylinder 29 generates heat, and the air flowing through the heater section communication opening 17 inside the heater cylinder 29 of the heater section 7 is heated by the heat radiation of the coil 29a. Instead of the wind, the warm air from the warm air outlet 8 is blown to the hair. Although the hair dryer is used as described above, the user normally keeps holding the handle portion 2 during use. At this time, since the air suction port 4 is located near the base of the handle portion 2 as described above, the hand holding the handle portion 2 is located immediately below the air suction port 4 during use. Is protected by hand, so that the hair can prevent the air suction port 4 from being blocked. In use, the air suction port 4 at the lower part of the hair dryer body 1 surely faces downward. Therefore, it is possible to make it difficult for dust or the like to enter the hair dryer main body 1 from the air suction port 4. In addition, since the motor 14 is disposed on the axis B in the protruding direction of the handle portion 2 as described above, the center of gravity of the motor 14 does not significantly change when the hair dryer is used, and the hand held is less tiring. It is.

[0023]

As described above, in the hair dryer according to the first aspect of the present invention, an air suction port is provided at one end of a substantially horizontal cylindrical hair dryer body, and a warm air outlet is provided at the other end. A hair dryer provided with a blowing means and a heater section in an air flow path provided in the hair dryer body between the air suction port and the warm air outlet, and configured to protrude a handle section from the hair dryer body. At
Since the air inlet is located near the base where the handle protrudes, the hand holding the handle is located immediately below the air inlet during use, so the air inlet is naturally protected with the above hand. That can prevent the hair from blocking the air inlet, and because the air inlet faces downward, it is difficult for dust etc. to enter the hair dryer body from the air inlet. It can be.

Further, in the hair dryer according to the second aspect of the present invention, in addition to the effect of the first aspect, the air inlet is provided near the handle and provided at a position opposite to the handle.
A large amount of air can be sucked in by increasing the area of the air inlet, and the output of the hair dryer can be increased.

Further, in the hair dryer according to the third aspect of the present invention, in addition to the effects of the first or second aspect, the multi-blade fan is provided in the blowing means, so that the efficiency is higher than when a propeller fan is used. Thus, it is possible to perform a typical ventilation and to suppress noise when the fan rotates.

In the hair dryer according to the fourth aspect of the present invention, in addition to the effects of the first or second aspect, the air inlet is formed in a convex or concave portion on the outer periphery of the hair dryer main body. Even if the projected area of the suction port is reduced, the surface area can be made large, the area for contact with outside air becomes large, and a large amount of air can be sucked.

In the hair dryer according to the fifth aspect of the present invention, in addition to the effect of the first aspect, the air suction port is provided around the base where the handle portion of the hair dryer body protrudes. When the hair dryer is used, the air suction port can be reliably arranged downward, so that dust and the like can hardly enter the hair dryer main body from the air suction port.

In the hair dryer according to the sixth aspect of the present invention, in addition to the effect of the third aspect, a motor for driving the multi-blade fan is arranged inside the multi-blade fan.
By efficiently using the inside of the hair dryer body, it is possible to reduce the thickness of the blowing means and reduce the size of the hair dryer, and it is also possible to cool the motor air, so that the motor can operate efficiently. Can also be expected.

According to a seventh aspect of the present invention, in addition to the effect of the third aspect, in addition to the effect of the third aspect, the output shaft of the motor arranged substantially concentrically with the multi-blade fan inside the multi-blade fan. The connecting part that connects to one end of the wing fan is provided near the base of the handle, so the motor position is closer to the handle and the center of gravity of the motor can be closer to the handle, so hair with good balance of center of gravity It can be a dryer.

The hair dryer according to claim 8 of the present invention, in addition to the effect of claim 1, has a handle protruding substantially perpendicularly from the hair dryer main body, and is disposed on an axis in the direction in which the handle protrudes. Since the motor is arranged, the center of gravity of the motor does not significantly change when the hair dryer is used, so that the hair dryer can be a well-balanced center of gravity with less hands to be tired.

[Brief description of the drawings]

FIG. 1 is a side sectional view showing an example of an embodiment of the present invention.

FIG. 2 is a sectional view taken along line CC ′ of FIG. 1;

FIG. 3 is a side view showing a state when the hair dryer is used.

FIG. 4 is a side view showing a state in which the hair dryer is housed.

FIG. 5 is a bottom view showing a state in which the hair dryer is used.

FIG. 6 is a top view of the above.

FIG. 7 is a side sectional view showing an example of a conventional technique.

FIG. 8 is a side sectional view showing another example of the prior art.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hair dryer main body 2 Handle part 3 Housing 4 Air inlet 5 Cover 6 Blowing means 7 Heater part 8 Hot air outlet 13 Wind tunnel 14 Motor 15 Multi-blade fan

 ──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Hiroji Asakawa 1048 Kadoma Kadoma, Osaka Prefecture Matsushita Electric Works Co., Ltd. F-term (reference) 3B040 CF03 CH04

Claims (8)

[Claims] An air suction port is provided at one end of a substantially horizontal cylindrical hair dryer body and a warm air outlet is provided at the other end, and the hair dryer body is provided between the air suction port and the warm air outlet. In a hair dryer provided with an air blowing means and a heater section in the provided air flow path, and a handle section protruding from the hair dryer body, the air suction port is disposed near a base where the handle section projects. A hair dryer characterized in that: 2. The hair dryer according to claim 1, wherein an air suction port is provided near the handle portion and at a position opposite to the handle portion. 3. The hair dryer according to claim 1, wherein a multi-blade fan is provided in the blowing means. 4. The hair dryer according to claim 1, wherein the air suction port is formed in a convex or concave portion on the outer periphery of the hair dryer main body. 5. The hair dryer according to claim 1, wherein an air suction port is provided around a base where the handle of the hair dryer main body protrudes. 6. The hair dryer according to claim 3, wherein a motor for driving the multi-blade fan is disposed inside the multi-blade fan. 7. A connecting portion for connecting an output shaft of a motor arranged substantially concentrically with the multi-blade fan and one end of the multi-blade fan inside the multi-blade fan, near the root of the handle portion. The hair dryer according to claim 3, characterized in that: 8. The hair dryer according to claim 1, wherein a handle portion projects substantially perpendicularly from the hair dryer main body, and a motor is disposed on an axis in a direction in which the handle portion protrudes.