KR20040096451A - Hair dryer - Google Patents

Abstract

PURPOSE: A hair dryer which increases air flow rate in larger quantities and cleans hairs, scattered around a user, is provided to increase the air flow rate in larger quantities so as to dry the hair per hour, and besides to clean the hair which is scattered around the user during hair care. CONSTITUTION: The hair dryer includes: a main body(100), composed of a discharge hole(110), formed in the front end, an intake hole(120) with an empty space, formed in the rear end, and a grip(130); a driving motor(200), installed in an adjacent manner to the intake hole(120) inside the main body(100), having a bi-directional motor axis(210,220) in the front and rear direction, and operated according to the state that a switching unit is turned on or off by an outer power supply; and front and rear-side axial flow fans(300,310), installed respectively in the bi-directional motor axis(210,220) of the driving motor. The bidirectional motor axis(210,220) of the driving motor(200) is rotated at the same time.

Description

Hair Dryer {Hair dryer}

The present invention relates to a hair dryer, and more particularly, to increase the amount of air blowing in order to dry the hair per unit time, and additionally has a function to clean the hair scattered around after the hair care. It relates to a hair dryer.

In general, hair dryers are used to dry wet hair after washing hair.

Such a hair dryer has already been proposed in various forms, the hair dryer according to the prior art will be described with reference to FIG.

As shown, the main body 10 of the hair dryer has a discharge port 13 is formed on one side, the suction grill 12 is formed in which the outside air is introduced to the other side.

A drive motor 20 in which an axial fan 40 is installed is mounted at a position adjacent to the suction grill 12 in the body 10, and a heat generating member 30 is positioned at a position adjacent to the discharge port 13. Is placed.

In addition, the main body 10 is provided with a switch 11 for selectively interrupting or intermittently supplying the commercial power supplied, these configurations are similar to the configuration of a general hair dryer.

The heat generating member 30 is an annular 31 spaced apart by the fastening member 32 at regular intervals on the inner circumferential surface of the main body 10 corresponding to a portion adjacent to the discharge port 13, and the annular 31 It is provided with a plurality of plate bodies 33 arranged at regular intervals between the inner peripheral surface of the.

In the prior art configured as described above, after the axial flow fan 40 composed of the axial flow fan is rotated by the driving motor 20 and the outside air is sucked through the suction grill 12, and then passes through the heat generating member 30, It is discharged through the discharge port 13.

However, in the related art, when the axial fan 40 is rotated by applying power to the driving motor 20, external air is introduced into the main body 10 through the suction grill 12, in which the suction grill 12 A part of the air passing through the) collides with the driving motor 20 and is subjected to resistance, so that a smooth flow does not occur.

The reason is that the driving motor 20 is installed to face the suction grill 12, and the axial fan 40 is installed to face the heat generating member 30.

Therefore, in the related art, only the air passing through the space between the outer circumferential surface of the driving motor 20 and the inner wall surface of the main body 10 in the air passing through the suction grill 12 is smoothly transferred by the axial fan 40. Accordingly, there is a problem in that manufacturing cost is increased because an expensive drive motor 20 having a high output is used to receive more external air.

In addition, even if the conventional technology is used with a small driving motor output, power consumption is increased because the operating time of the driving motor 20 has to be increased in order to dry the wet hair by introducing more outside air. There was a problem.

The present invention was created to solve the above problems, to increase the amount of air blowing to dry the hair per unit time, and additionally the function to clean the hair scattered around after the hair care The purpose is to provide a hair dryer that combines.

1 is a longitudinal sectional view showing the internal configuration of a conventional hair dryer.

Figure 2 is a cross-sectional view showing the internal configuration of the hair dryer according to one embodiment of the present invention.

3 is a cross-sectional view showing the internal configuration of a hair dryer according to another embodiment of the present invention.

Figure 4 is an exploded perspective view showing the main configuration of the present invention.

<Description of the symbols for the main parts of the drawings>

100: main body

110: discharge port

120: suction port

130: handle portion

200: drive motor

210,220: bidirectional motor shaft

230: switching means

300,310: Axial flow fan

400: foreign material container

410 filter

420: coupling means

421: main body side coupling portion

422: container side coupling portion

430: air inlet

500: heater

Hair dryer according to the present invention for achieving the above object, the discharge port is formed in the front end, the suction port is formed in the rear end is empty inside, the main body is provided with a handle; A drive motor installed inside the main body of the main body adjacent to an inlet and having a bidirectional motor shaft in a front and a rear direction to operate power supplied from the outside in accordance with on / off of a switching means; It characterized in that it comprises a front and rear axial flow fan is installed on each of the bidirectional motor shaft of the drive motor to rotate.

Hereinafter, a preferred embodiment of the hair dryer according to the present invention will be described in detail with reference to the accompanying drawings.

2 is a cross-sectional view showing an internal configuration of a hair dryer according to an embodiment of the present invention, Figure 3 is a cross-sectional view showing an internal configuration of a hair dryer according to another embodiment of the present invention, Figure 4 is a main configuration of the present invention Is a perspective view of the exploded view.

As shown in FIG. 2, the hair dryer according to the present invention includes a main body 100, a driving motor 200, and front and rear axial flow fans 300 and 310.

The main body 100 has a discharge port 110 is formed at the front end, the suction port 120 is formed at the rear end is empty, and the handle 130 is provided.

The drive motor 200 is built-in adjacent to the inlet 120 of the inside of the main body 100.

The drive motor 200 is provided with the bidirectional motor shafts 210 and 220 in the front and rear directions to operate according to the on / off of the switching means 230 installed in the handle 130. do.

Here, the motor shafts 210 and 220 of the drive motor 200 are configured to rotate at the same time.

That is, the motor shafts 210 and 220 are formed in opposite directions to the front and rear sides of the driving motor 200.

In addition, the motor shafts 210 and 220 of the driving motor 200 may be configured to rotate independently.

That is, the motor shafts 210 and 220 are formed in opposite directions on the front and rear sides of the driving motor 200, but the driving motors 200 are rotated so that the motor shafts 210 and 220 rotate independently of each other. It will be separated into two and combined.

Meanwhile, the front and rear axial flow fans 300 and 310 are installed on the bidirectional motor shafts 210 and 220 of the driving motor 200 to rotate.

Here, as described above, if the motor shafts 210 and 220 are rotated independently of each other, the independent operation mode is provided to the switching means 230 as necessary to simultaneously rotate the axial fans 300 and 310 as necessary. It may be rotated, and only one of the axial flow fans 300 and 310 may be selectively rotated.

According to the configuration of the embodiment of the present invention described so far, since the two axial flow fan 300, 310 is installed in the front and rear of one drive motor 200 than the conventional air blowing amount to dry the hair per unit time than There is an advantage that can increase a lot.

In other words, when there is one conventional axial fan, the phenomenon in which air is resisted by the motor is removed by two axial fans respectively installed at the front and rear sides of the driving motor 200.

On the other hand, in the configuration described so far the present invention can be provided with a cleaning function.

The configuration includes a foreign material container 400 and a filter 410.

The foreign material container 410, one end is opened and detachably coupled to the suction port 120 of the main body 100 via the coupling means 420, the other end is opened, the interior is empty configuration Have

The filter 410 is installed in the foreign matter container 400 serves to pass only air and to filter foreign matter.

In addition, an air inlet 430 is formed in the coupling means 420 corresponding to the front and rear axial fans 300 and 310 so that external air flows into the inlet 120.

The coupling means 420 is composed of a main body side coupling portion 421 and the container side coupling portion 422.

The main body side coupling part 421 is formed to extend to the rear end of the suction port 120 of the main body 100, and a threaded part 421a is provided on an outer circumferential surface thereof.

On the other hand, the container side coupling portion 422 is formed to extend to one end of the foreign material container 400, the screw portion 422a is formed to be screwed with the screw portion 421a on the inner peripheral surface is the body-side coupling portion 421 Screwed to the outer circumferential surface of

Here, the outside air inlet 430 is formed in the main body side coupling portion 421 and the container side coupling portion 422.

As described above, when the two axial flow fan 300, 310 is rotated, when air is introduced through the air inlet 430 formed between them, the outside air is maximized by the front axial flow fan 300 It is introduced a lot.

In addition, the rear axial fan 310 assists the large amount of air to be sucked into the air inlet 430 rapidly by the Bernoulli theorem.

In addition, the rear axial fan 310 also serves to allow the outside air to pass through the filter 410 through the opening 400a formed at the end of the foreign matter container 400.

As described above, when the user uses a hair dryer to clean the hair, external air flows into the filter 410 and most of the air flows through the air inlet 430 so that the driving motor 200 is not overloaded. Will not.

And, since the present invention formed the air inlet 430 in the coupling means 420 between the filter 410 and the suction port 120, the hair dryer can be used without any difficulty when using a hair dryer to clean the hair. There is no need to separate the foreign material container (400).

However, in the present invention, when there is some foreign matter in the filter 410, the foreign matter container 400 may be separated from the main body 100.

Here, the user needs to know how much foreign matter is accumulated in the filter 410. In this way, the foreign material container 400 is made of a transparent material so that the filter 410 can be seen from the outside.

So far, the function of the hair dryer of the present invention has been described.

According to the present invention, when both the axial fans 300 and 310 are rotated or at least the rear axial fans 310 are rotated in order to perform the cleaning function in addition to the hair grooming function, the outside air is the opening of the foreign material container 400. Pass through filter 410 through 400a.

In this process, foreign matter is also introduced together with the outside air, which is caught by the filter 410.

Here, in the present invention, even if the amount of foreign matter accumulated in the filter 410 increases as the use time increases, when two axial flow fans 300 and 310 are used at the same time, the driving motor 200 has no load at all. It can be used for a long time without failure.

On the other hand, in order to more effectively exhibit the performance of the two axial flow fans 300, 310 when performing the cleaning function, the main body side coupling portion 421 and the container side coupling portion (constituting the coupling means 420) Since the 422 are screwed together, when they are rotated by a predetermined angle, the air inlet 430 is closed, so that the suction force of the axial fans 300 and 310 all affects the filter 410 only.

In the configuration of the present invention described above, the heater 500 may be installed in the interior of the main body 100 adjacent to the discharge port 110 to warm the air to be switched to a warm air state.

As the heater 500 is installed therein, a warm air mode is separately provided in the switching means 230 so that the warm air is led through the discharge port 110.

In addition, although not separately illustrated in the drawings, the mode of the switching means 230 of the present invention may separately use the hair grooming mode and the cleaning mode separately.

In other words, when the cleaning mode is switched to clean the surroundings.

As described above, the hair dryer according to the present invention can increase the air blowing amount in order to dry the hair per unit time, and additionally combines a cleaner to clean the hair scattered around the hair after cleaning the hair. Will be.

Claims (7)

A main body 100 having a discharge port 110 formed at a front end, a suction port 120 formed at a rear end thereof, and having an empty interior, and having a handle 130; The internal body of the main body 100 is installed adjacent to the inlet 120, and provided with bidirectional motor shafts 210 and 220 in the front and rear directions so that power supplied from the outside is turned on / off of the switching means 230. A drive motor 200 operated according to the off; Hair dryer, characterized in that it comprises a front and rear axial flow fan 300, 310 which is installed and rotated in each of the bidirectional motor shaft 210, 220 of the drive motor 200. The method of claim 1, The motor shaft 210, 220 of the drive motor 200 is characterized in that the hair dryer is rotated at the same time. The method of claim 1, The motor shaft 210, 220 of the drive motor 200 is characterized in that the hair dryer is independently rotated. The method according to any one of claims 1 to 3, A foreign material container 400 having one end opened and detachably coupled to the suction port 120 of the main body 100 via a coupling means 420, the other end opened, and the interior of which is empty; It is provided in the foreign matter container 400 is provided with a filter 410 for passing only the air and filters the foreign matter, Hair dryer, characterized in that the air inlet 430 is formed in the coupling means 420 between the front and rear axial flow fan 300, 310 so that the outside air flows into the suction port (120). Under the fourth, The coupling means 420 is formed on the rear end of the suction port 120 of the main body 100, the main body side engaging portion 421 provided with a screw portion (421a) on the outer peripheral surface; A container side coupling part extending from one end of the foreign material container 400 and formed with a screw part 422 to be screwed with the screw part 421a on an inner circumferential surface thereof and screwed to an outer circumferential surface of the main body side coupling part 421 ( 422), External air inlet 430 is formed in the main body side coupling portion (421) and the container side coupling portion (422). The method of claim 4, wherein Hair dryer, characterized in that the heater 500 is installed inside the main body 100 adjacent to the discharge port 110 to warm the air blown to switch to a warm air state. The method of claim 4, wherein The foreign material container 400 is characterized in that the hair dryer made of a transparent material.