JP2003153731A - Hair dryer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hair dryer which can prevent a net body from separating from a filter frame, on which the net body is provided, while dust and hair can be favorably prevented from entering the inside from an air suction port by making the mesh of the net body, being a filter main body, finer. SOLUTION: This dryer sucks in air from the air suction port 11 of the main body casing 1, and discharges hot air from an air-discharging port 12. In such a hair dryer, the filter frame 4 is attached to the air suction port 11. In this case, for the filter frame 4, the net body 5, which is formed in advance, is integrally molded by an insert-molding with a synthetic resin.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hair dryer that discharges warm air to dry or set hair.

[0002]

2. Description of the Related Art Conventionally, a hair dryer for discharging and blowing hot air to dry and set hair has been used. This hair dryer will be described below.

FIG. 6 is a schematic explanatory view of a conventional hair dryer. In this hair dryer, an air flow path 2 is formed inside a substantially cylindrical main body casing 1, an intake port 11 is provided at an upstream end of the main body casing 1, and a discharge port 12 is provided at a downstream side of the main body casing 1. Is provided. In the air passage 2 in the main body casing 1, a fan 31 is provided downstream of the intake port 11, a motor 32 for driving the fan 31 is provided downstream thereof, and the motor 32 is held and the air flow is rectified. A heater section 34 for heating the air is provided further downstream of the rectifying blade 33.

In this hair dryer, the power switch is turned on to energize the motor 32 and the heater section 34, and the intake port 1
The air sucked from 1 is blown to the downstream side of the air flow path 2 by the fan 31 and heated by the heater portion 34 to emit warm air to the air outlet 1.
2 is discharged, and the warm air is used to dry and set the hair.

By the way, in such a hair dryer, the filter portion 4'is attached to the intake port 11 of the main body casing 1.
Install the main casing 1 to remove dust and hair from the intake port.
It is intended to prevent invasion.

The filter portion 4'is a mesh mounting frame 4
One in which 1'and the mesh 5'are integrally molded by injection molding is often used, but in this one, since the mesh 5'has relatively coarse eyes, dust and hair are more likely to be discharged from the intake port 11. There is a problem that it enters and stops by being caught by the fan, and dust or hair scorches in the heater portion 34 to give off a strange odor. Although it was necessary to make the mesh 5 ′ finer, it was technically difficult in the production of a mold and the like. Therefore, as shown in FIG. 7, a mesh 5'having finer eyes in advance and a mesh mounting frame 41 'which have been heat-welded are often used. In this case, the heat-welded mesh is used. 5'has a problem that the mesh mounting frame 41 'is peeled off during cleaning.

[0007]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object of the present invention is to make the mesh of a filter main body finer so that dust and hair are removed from the intake port. An object of the present invention is to provide a hair dryer that can prevent the mesh body from peeling from the filter frame provided with the mesh body while being able to well prevent the mesh body from entering.

[0008]

In order to solve the above problems, a hair dryer according to the present invention comprises a main body casing 1
In a hair dryer that inhales air from the intake port 11 and discharges warm air from the exhaust port 12, the filter frame 4 integrally formed with the preformed mesh body 5 by insert molding of synthetic resin is attached to the intake port 11. It is characterized by consisting of. With such a configuration, the mesh of the mesh body 5, which is mainly a filter, can be made finer to prevent dust and hair from entering through the intake port 11, and the mesh body 5 can be formed by insert molding. Since it is formed integrally with the filter frame 4, it is possible to prevent the mesh body 5 from being peeled off at the time of cleaning as in the case of being heat-welded.

The filter frame 4 has a grid-shaped rib portion 4
3 is preferably formed. With such a configuration, the net body 5 becomes more difficult to be peeled off from the filter frame 4, which makes cleaning easier.

Further, it is preferable to form a lattice portion on the intake port 11 of the main body casing 1 and attach the filter frame 4 to the main body casing 1 so that the lattice portion is arranged between the rib portions 43 of the filter frame 4. . With such a configuration, the net body 5 is more difficult to be peeled off from the filter frame 4, which makes cleaning easier.

Further, it is preferable that the mesh body 5 is formed in a cylindrical shape. With such a configuration, complicated work such as manually bending the plate-shaped net body 5 into a cylindrical shape and installing it in the mold is simplified.

Further, the mesh body 5 may be formed in a conical shape or a disk shape, and various filter frames 4 can be formed by using the mesh body 5 having such a shape. Become.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below based on the embodiments shown in the accompanying drawings.

The body casing 1 is, as shown in FIG.
It has a substantially cylindrical shape in which the air passage 2 is formed,
An intake port 11 for sucking air is formed at the upstream end, and an exhaust port 12 for discharging air is formed at the downstream side.

In the air passage 2 in the main body casing 1, a fan 31 for sending the air sucked from the intake port 11 from the upstream side (that is, the intake port 11 side) to the downstream side, and a motor 32 for driving the fan 31 are provided. A straightening vane 33 that holds the motor 32 and straightens the air flow, and a heater unit 34 that heats the air.
Are installed to drive the motor 32 to drive the fan 31.
Is rotated to take in air from the intake port 11 and blow it to the downstream side, and the air heated by the heater portion 34 is discharged from the exhaust port 12. In such a body casing 1, the body casing 1 itself serves as a grip portion,
A power switch 71 is provided on the outside of the main body casing 1, and a power cord 72 is formed.

A brush portion is provided on the outer surface of the main body casing 1 in the vicinity of the air outlet 12 so that the hair can be adjusted while the hot air is projected from the air outlet 12. In addition, in the present embodiment, the attachment mounting portion 13 is formed on the downstream side of the main body casing 1, the bristle 62 is projectingly provided on the attachment mounting portion 13, and the attachment 61 in which the plurality of air outlets 12 are perforated is attached. Attached to the portion 13, the air outlet 12 and the brush portion are formed.

A filter frame 4 for preventing dust and hair from being mixed into the intake port 11 is attached to the intake port 11 of the main body casing 1. The filter frame 4 is integrally formed with a mesh body 5. This is described below.

The net body 5 may be formed by knitting a thin member such as a fiber in a mesh shape or integrally formed in a mesh shape, and is not particularly limited. Further, the material of the net body 5 is not particularly limited. In the present embodiment, such a mesh 5 is formed in a cylindrical shape having a diameter slightly smaller than the diameter of the upstream portion of the cylindrical main body casing 1, as shown in FIG. In addition, as another example of the mesh body 5, one formed into a conical side surface shape or a truncated conical side surface shape as shown in FIG.
It may be formed in a disc shape as shown in FIG. Various filter frames 4 can be formed by using the net body 5 having such a shape. Then, the filter frame 4 is integrally formed by using such a mesh body 5. This is because when the filter frame 4 is injection-molded, the mesh body 5 is installed in the cavity of the mold. The net body 5 is formed so as to be embedded in the frame.

In this embodiment, as shown in FIG. 2, the filter frame 4 has an upstream side circular frame 41 and a downstream side circular frame 41 having a diameter substantially the same as the diameter of the upstream side portion of the cylindrical main body casing 1. 42, the grid-like rib portion 43 formed between the both circular frames 41, 42, and the net body 5 embedded in the both circular frames 41, 42 and the rib portion 43 are integrally formed by insert molding of synthetic resin. To form. In addition, when integrally forming by insert molding, since the mesh body 5 is formed in a cylindrical shape, a complicated work of manually bending the plate-like mesh body 5 into a cylindrical shape and setting it in the mold is performed. It is simplified.

The filter frame 4 is provided with an intake port 11 formed at the upstream end of the cylindrical main body casing 1.
The downstream side circular frame 42 is fitted into the main casing 1, and the upstream side circular frame 41 is fitted to the power cord connecting portion 73 projecting from the intake port 11 of the main body casing 1. Is closed by the filter frame 4 and the power cord connecting portion 73.

According to the above construction, the preformed net body 5 is integrally molded by insert molding of synthetic resin to form the filter frame 4, and the filter frame 4 is provided on the upstream side of the main casing 1. Since it is attached to the intake port 11 at the end, the mesh of the net body 5 is made finer so that dust and hair are removed from the intake port 11.
In addition to being able to better prevent intrusion, the net body 5 is formed integrally with the filter frame 4 by insert molding, so cleaning is performed as if the net body 5, which is mainly a filter, is heat-welded. Sometimes it can be prevented from peeling.

The filter frame 4 has a grid-shaped rib portion 4
The formation of 3 makes it more difficult for the net body 5 to be peeled off from the filter frame 4, thereby facilitating cleaning.

Although not shown in the drawings, the filter frame 4 is formed so that the lattice portion is formed in the intake port 11 of the main body casing 1 and the lattice portion is arranged between the rib portions 43 of the filter frame 4. It may be attached to 1.

By doing so, the net body 5 becomes even more difficult to separate between the rib portions 43 of the filter frame 4 and the lattice portions of the main body casing 1 arranged between the rib portions 43.

[0025]

As described above, in the invention according to the first aspect of the present invention, it is formed in advance in a hair dryer that sucks air from the intake port of the main body casing and discharges warm air from the discharge port. Since the filter frame, which is formed by integrally molding the mesh by insert molding of synthetic resin, is attached to the intake port, the mesh of the filter body is made finer to prevent dust and hair from entering through the intake port. In addition, since the net body is integrally formed with the filter frame by insert molding, it is possible to prevent the net body from being peeled off during cleaning as in the case where the net body is heat-welded.

According to the invention of claim 2, in addition to the effect of the invention of claim 1, since a grid-like rib portion is formed in the filter frame, the net body is further separated from the filter frame. It is difficult to do this, and this makes cleaning easier.

In addition to the effect of the invention according to claim 2, in the invention according to claim 3, a grid portion is formed at the intake port of the main body casing, and the grid portion is provided between the rib portions of the filter frame. Since the filter frame is attached to the main body casing so that the parts are arranged, the net body becomes even more difficult to peel off from the filter frame, which facilitates cleaning.

According to the invention of claim 4, in addition to the effect of the invention of claim 1, since the net body is formed into a cylindrical shape, the plate-like net body is manually bent into a cylindrical shape. And complicated work such as installation in a mold is simplified.

Further, in the invention described in claim 5, in addition to the effect of the invention described in claim 1, since the net body is formed in a conical shape, the conical net body is used for other purposes. It is possible to form a filter frame having a shape.

According to the invention of claim 6, in addition to the effect of the invention of claim 1, since the net body is formed in a disc shape, the disc-like net body is used. It becomes possible to form filter frames of other shapes.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention, (a) is a side sectional view, and (b) is a front view.

FIG. 2 is a front view of the filter frame of the above.

FIG. 3 is a perspective view of a mesh body.

FIG. 4 is a perspective view of another example of a mesh body.

FIG. 5 is a perspective view of still another example of a mesh body.

FIG. 6 shows a conventional hair dryer, (a) is a front sectional view, and (b) is a side view.

7A and 7B are views for explaining attachment of a mesh in a filter portion of a conventional example to a mesh attachment frame, FIG. 7A is a front view, and FIG. 7B is a side sectional view.

[Explanation of symbols]

1 Main body casing 11 air intake 12 Nausea 4 filter frames 5 mesh

Claims (6)

[Claims] 1. In a hair dryer for inhaling air from an intake port of a main body casing and discharging warm air from an exhalation port, a filter frame integrally formed by insert molding of a preformed mesh body with an intake port is provided. A hair dryer characterized by being attached to. 2. The hair dryer according to claim 1, wherein the filter frame is formed with a grid-shaped rib portion. 3. The main body casing is provided with a lattice portion at the intake port, and the filter frame is attached to the main body casing so that the lattice portion is arranged between the rib portions of the filter frame. The hair dryer described in 2. 4. The hair dryer according to claim 1, wherein the mesh body is formed in a cylindrical shape. 5. The hair dryer according to claim 1, wherein the net body is formed in a conical shape. 6. The hair dryer according to claim 1, wherein the net body is formed in a disc shape.