JPH0810034A - Hair curler device - Google Patents

Abstract

PURPOSE:To provide a hair curler device by which hair curlers with different lengths in axis direction can be heated efficiently. CONSTITUTION:This hair curler device is provided with the first hair curler 1 which is made in a rough cylindrical shape for having the first yoke 4 buried therein, an attaching part 9 which is made in a rough cylindrical shape for attaching the first hair curler 1 and a heating device 3 having a heating part 10 which has a specified length while being provided inside of the attaching part 9 so as to electromagnetic-inducingly heat the first yoke 4. The attaching part 9 is formed so that the length in the axis direction thereof is longer than that of the heating part 10 by a specified length and the heating part 10 is arranged by being deviated to the tip end side of the attaching part 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hair curler device for heating a hair curler by electromagnetic induction heating.

[0002]

2. Description of the Related Art As a conventional hair curler device, for example, a hair curler containing a heating element that generates heat when electricity is supplied, and a power feeder that supplies electricity to the heating element when the heating element is electrically connected. There are things that consist of. This one requires an electric contact for electrically connecting each to the hair curler and the power feeder, and when the hair curler is washed with water or an impact is applied to the hair curler,
Defective electrical contact, disconnection between electrical contact and heating element,
There is a risk of causing electrical leakage. This also has a problem that it takes time to heat the hair curlers.

As a solution to such a problem, Japanese Unexamined Patent Publication (Kokai) No. 5-104 has a hair curler having a yoke embedded therein and a heater having a heating portion for electromagnetically heating the yoke. The heater can be equipped with hair curlers having different inner diameters for heating.

[0004]

By the way, as a demand for a hair curler, there is a demand for a hair curler capable of coping with various hair styles (for example, sauvage hair and the like). Therefore, it is not possible to deal with hair curlers having different inner diameters, and hair curlers having different axial lengths are also required.

The above-mentioned hair curler which is heated by electromagnetic induction heating can efficiently heat hair curlers having different inner diameters, but cannot efficiently heat hair curlers having different axial lengths.

That is, when the length of the hair curler in the axial direction is longer than the length of the heating portion in the axial direction, the temperature of the yoke is relatively high at a portion facing the heating portion, and the temperature becomes lower as the distance from the portion increases. As a result, the temperature distribution becomes non-uniform, and as a result, the hair curler has a longer heating time than a hair curler having a shorter axial length.

Further, when the length of the hair curler in the axial direction is shorter than the length of the heating portion in the axial direction, the leakage flux increases, so that the heating efficiency of the hair curler deteriorates, and the length of the heating portion in the axial direction increases. Is longer than the length of the hair curler in the axial direction, which causes an increase in cost.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a hair curler device capable of efficiently heating hair curlers having different axial lengths.

[0009]

In order to achieve the above object, a hair curler device according to a first aspect of the present invention comprises a hair curler having a substantially cylindrical shape in which a yoke is embedded, and a generally cylindrical shape for mounting the hair curler. A hair curler device comprising: a heating unit having a mounting unit and a heating unit provided inside the mounting unit for electromagnetically heating a yoke, wherein the mounting unit has an axial length. Is formed so as to be a predetermined amount longer than the length of the heating portion, and the heating portion is arranged so as to be biased toward the tip side of the mounting portion.

The hair curler device according to a second aspect of the present invention is configured such that the hair curler device according to the first aspect is provided with an engaging portion that engages with the tip of the mounting portion so that the yoke faces the heating portion. .

According to a hair curler device of a third aspect of the present invention, a portion of the hair curler device according to the first aspect which does not face the heating portion when attached to the attaching portion of the yoke has a higher thermal conductivity than a portion of the yoke facing the heating portion. It is made of a high-quality material.

A hair curler apparatus according to a fourth aspect is the heater according to any one of the first to third aspects,
The heating value of the yoke is controlled according to the length of the hair curler in the axial direction.

According to a fifth aspect of the hair curler device, the heater of the fourth aspect is provided with a length detecting means for detecting the axial length of the hair curler.

[0014]

According to the structure of claim 1, when heating hair curlers having different lengths in the axial direction, the hair curler is attached to the mounting portion so that the yoke faces the heating portion, and the yoke is attached to the heating portion. If the electromagnetic induction heating is performed, the yoke can be efficiently heated without changing the length of the heating portion in accordance with the length of the hair curler in the axial direction.

According to the second aspect of the present invention, when the locking portion is locked to the tip of the mounting portion, the yoke faces the heating portion, so that the positioning when mounting the hair curler on the mounting portion. It can be done easily.

According to the third aspect of the invention, when the amount of heat generated at the portion of the yoke facing the heating portion is large, the heat is easily conducted to the portion not facing the heating portion, so that the temperature of the entire yoke is substantially uniform. Can be

According to the structure described in claim 4, the yoke can be efficiently heated to a predetermined temperature even if the length of the hair curler in the axial direction is different.

According to the fifth aspect of the invention, since the length detecting means detects the length of the hair curler in the axial direction, the heat generation amount of the yoke by the heater can be controlled more accurately.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS.

This hair curler device comprises an electromagnetic induction heating of a first hair curler 1 having a long axial direction, a second hair curler 2 having a short axial direction, and a first hair curler 1 and a second hair curler 2. It is composed of a heater 3 for heating by.

The first hair curler 1 is formed of a material such as a synthetic resin having heat storage property into a substantially cylindrical shape, and a substantially cylindrical first yoke 4 is embedded therein. First
The yoke 4 is formed of a material having a high heating efficiency by electromagnetic induction such as iron and stainless steel within a predetermined range including the center with respect to the axial direction (referred to as the central portion 4a). Both sides 4b) are formed of a material having a high thermal conductivity such as aluminum, and the central portion 4a and both sides are formed.
4b are connected to each other so that heat conduction is good. In addition, a magnet having a substantially annular shape is provided at the end of both side portions 4b.
Five are provided.

The second hair curler 2 is formed of a material such as a synthetic resin having a heat storage property into a substantially tubular shape, and a second tubular yoke 6 having a substantially tubular shape is embedded therein. Second
The yoke 6 is made of a material having a high heating efficiency by electromagnetic induction, such as iron or stainless steel. A locking portion 7 is formed at one end of the inner surface of the second hair curler 2 so as to project in a direction substantially orthogonal to the inner surface. This locking part 7
Is to position the second hair curler 2 in the mounting portion 9 by locking the tip of the mounting portion 9 described later.

The heater 3 includes a casing 8 which is an outer member.
A mounting portion 9 for mounting the first hair curlers 1 and the second hair curlers 2 is provided at a predetermined position. Mounting part 9
Project vertically upward and have a first axial length of
Is shorter than the second hair curler 1 and longer than the second hair curler 2.

A heating portion 10 having a length substantially the same as that of the second yoke 6 is disposed on the tip side inside the mounting portion 9, and the heating portion 10 is disposed in the mounting portion 9. In the state,
Position facing the central portion 4a of the first yoke 4 when the first hair curler 1 is mounted on the mounting portion 9, and facing the second yoke 6 when mounting the second hair curler 2 on the mounting portion 9. Have a relationship. The heating unit 10 is composed of a ferrite rod 11 and a heating coil 12 wound around the ferrite rod 11.

Inside the casing 8 located below the mounting portion 9, there is arranged a reed switch 13 that closes when the magnetic force is above a predetermined level and opens when the magnetic force is below a predetermined level. When the hair curler 1 is mounted on the mounting portion 9, the hair curler 1 is closed in response to the magnetic force of the magnet 5 and is opened when the first hair curler 1 is not mounted on the mounting portion 9. That is, the reed switch 13 is the first hair curler.
When 1 is attached to the attachment part 9, it closes and the second hair curler
When the hair curler 2 is mounted on the mounting portion 9, it opens so that it functions as a length detecting means for detecting the length of the hair curler in the axial direction.

Next, the operation of this embodiment will be described.
First, the first hair curler 1 and the second hair curler 2
When is not mounted on the mounting portion 9, the reed switch 13 is open and no current flows through the heating coil 12, as shown in FIG.

Next, when the first hair curler 1 is mounted on the mounting portion 9, as shown in FIG. 1, the reed switch 13 is closed in response to the magnetic force of the magnet 5, and the high frequency pulse current is applied to the heating coil 12. And the first yoke 4 is heated by electromagnetic induction. At this time, the central portion 4a of the first yoke 4 is connected to the heating portion 10
However, since the heat is easily conducted from the central portion 4a to the both side portions 4b, the temperature of the entire first yoke 4 is relatively high. It becomes almost uniform in a short time, and as a result, the first hair curl 1
The overall temperature becomes substantially uniform in a relatively short time.

Next, when the second hair curler 2 is mounted on the mounting portion 9 by locking the locking portion 7 on the tip of the mounting portion 9, the reed switch 13 opens as shown in FIG. A high-frequency pulse current flows through the heating coil 12, and the second yoke 6 is heated by electromagnetic induction. At this time, the second yoke
Since 6 faces the heating unit 10, the temperature of the entire second yoke 6 becomes substantially uniform in a relatively short time, and as a result, the temperature of the entire second hair curler 2 becomes substantially uniform in a relatively short time. Be uniform.

By the way, the heater 2 has a reed switch 13
When the reed switch 13 is in a closed state, a high-frequency pulse current of a predetermined magnitude is passed through the heating coil 12, and when the reed switch 13 is closed, a high-frequency pulse current that is larger than the former by a predetermined amount is passed through the heating coil 12. The amount of heat generated by the first yoke 4 and the second yoke 6 is controlled. Therefore, by the heater 2 performing the control, the time required for the first hair curler 1 to reach a predetermined temperature and the second hair curler 2
Can be approximately the same as the time required to reach a predetermined temperature, and as a result, the first hair curler 1 and the second hair curler 1
The hair curler 2 of can be efficiently heated.

As described above, in the present embodiment, even if the axial length of the first yoke 4 is longer than that of the heating portion 10, the temperature of the entire first hair curler 1 can be made substantially uniform, and Since the time required for the first hair curler 1 to reach the predetermined temperature and the time required for the second hair curler 2 to reach the predetermined temperature can be substantially the same, as a result, the first hair curler 1 The hair curlers 1 and the second hair curlers 2 can be efficiently heated, and the hair style desired by the user can be easily realized.

Further, in this embodiment, by locking the locking portion 7 to the tip of the mounting portion 9, the positioning of the second hair curler 2 in the mounting portion 9 can be easily performed.

Further, in this embodiment, since the reed switch 13 detects whether it is the first hair curler 1 or the second hair curler 2, the first yoke 4 and the second hair 4 by the heater 2 are detected. The amount of heat generated by the yoke 6 can be accurately controlled.

In this embodiment, there are two types of hair curlers having different lengths in the axial direction, the first hair curler 1 and the second hair curler 2, but there may be three or more types.

In this embodiment, the mounting portion 9 is provided so as to project vertically upward, but the mounting portion 9 may be provided so as to project in other directions (for example, the horizontal direction).

Further, in the present embodiment, the reed switch 13 is used as the length detecting means for detecting the length of the hair curler in the axial direction.
However, the length detecting means for detecting the weight of the hair curler may be used, and the length of the hair curler in the axial direction may be detected in correspondence with the weight.

In the present embodiment, the first heater 2 is used.
The control of the heat generation amount of the yoke 4 and the second yoke 6 was performed by changing the magnitude of the high frequency current flowing through the heating coil 12 to an appropriate magnitude. It may be done by changing the time.

In this embodiment, the first hair curler
Although the first and second hair curlers 2 are dry type, a water absorbing member may be provided on the surfaces of the first and second hair curlers 1 and 2 so that steam is generated from the water absorbing member by heating.

[0038]

According to the hair curler device of the present invention, when heating hair curlers having different axial lengths, the hair curler is mounted on the mounting portion so that the yoke faces the heating portion, and the hair curler is mounted on the heating portion. If the yoke is heated by electromagnetic induction, the yoke can be efficiently heated without changing the length of the heating portion in accordance with the length of the hair curler in the axial direction, and as a result, the entire hair curler can be efficiently heated. It can be heated well, and the hair style desired by the user can be easily realized.

According to the hair curler device of the second aspect, in addition to the effect of the first aspect, when the engaging portion is engaged with the tip of the mounting portion, the yoke faces the heating portion. It is possible to easily perform positioning when mounting on the mounting portion.

According to the hair curler device of the third aspect, in addition to the effect of the first aspect, when the calorific value of the portion of the yoke facing the heating portion is large, heat is easily conducted to the portion not facing the heating portion. Therefore, the temperature of the entire yoke can be made substantially uniform, and as a result, the temperature of the entire hair curler can be made substantially uniform.

In addition to the effect according to any one of claims 1 to 3, the hair curler device according to claim 4 efficiently heats the yoke to a predetermined temperature even if the axial length of the hair curler is different. As a result, the entire hair curler can be heated more efficiently.

In the hair curler apparatus according to the fifth aspect, in addition to the effect according to the fourth aspect, since the length detecting means detects the length of the hair curler in the axial direction, the heating amount of the yoke is controlled by the heater. It can be performed more accurately.

[Brief description of drawings]

FIG. 1 is a cutaway sectional view showing a case where a first hair curler according to an embodiment of the present invention is heated.

FIG. 2 is a cutaway sectional view showing a case where the second hair curler is heated.

FIG. 3 is a cutaway sectional view of the heater.

FIG. 4 is a plan view of the second hair curler as viewed from the axial direction.

[Explanation of symbols]

 1 First hair curler 2 Second hair curler 3 Heater 4 First yoke 6 Second yoke 7 Locking part 9 Mounting part 10 Heating part

Claims (5)

[Claims] 1. A hair curler having a substantially cylindrical shape in which a yoke is embedded, a generally cylindrical mounting portion for mounting the hair curler, and a predetermined length provided inside the mounting portion for electromagnetic induction heating of the yoke. In a hair curler device provided with a heating unit having a heating unit having a heating unit, the mounting unit is formed such that its axial length is longer than the length of the heating unit by a predetermined amount, and the heating unit is provided on the tip side of the mounting unit. A hair curler device that is arranged in a biased manner. 2. The hair curler device according to claim 1, wherein the hair curler is provided with an engaging portion that engages with the tip of the mounting portion so that the yoke faces the heating portion. 3. The hair curler device according to claim 1, wherein the yoke is formed of a material having a higher thermal conductivity than a portion facing the heating portion when the yoke is attached to the mounting portion. 4. The heating device controls the amount of heat generated by the yoke according to the length of the hair curler in the axial direction.
The hair curler device according to any one of 1 to 3. 5. The hair curler device according to claim 4, wherein the heater is provided with length detection means for detecting the length of the hair curler in the axial direction.