JP3136919B2 - Cordless iron - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention, when placing the iron portion to stand, and heated by supplying electric power from the stand to a heater incorporated in the base portion of the iron portion, cordless iron to be used in the remaining heat It is about.

[0002]

2. Description of the Related Art Conventionally, this kind of cordless iron has
For example, those shown in FIGS. 3 and 4 have been proposed.
Hereinafter, the configuration will be described.

As shown in FIG. 1, an iron unit 1 is placed on a stand unit 2 to heat a base unit 3. When the iron unit 1 is placed on the stand unit 2, the base unit of the iron unit 1 is heated. The heater unit 4 for heating the unit 3 includes the iron unit 1
Are connected to the commercial power supply 5 provided in the stand section 2 through the electrodes P1 and P2 provided in the stand section 2 and the electrodes P3 and P4 provided in the stand section 2, and the electric power is supplied to the heater section 4 from the commercial power supply 5 and the heater section 4 is heated. You.

Then, the temperature of the base section 3 is detected by the temperature detecting section 6.
And outputs the temperature signal to the stand-side control unit 8 via the iron-side control unit 7 provided in the iron unit 1, the electrode P5 provided in the iron unit 1 and the electrode P6 provided in the stand unit 2. .

[0005] The stand-side controller 8 determines whether the sent temperature signal is higher or lower than the set temperature set by the temperature setting unit 9 and outputs the result to the heater control unit 10. The part 10 is an electrode P4 provided on the stand part 2.
The power supply to the heater unit 4 is controlled via an electrode P2 provided in the iron unit 1 and the temperature of the base unit 3 is kept constant.

When the iron unit 1 is placed on the stand unit 2, power is supplied to the iron-side control unit 7 and the iron-side display unit 12 by the commercial power supply 5 and the power supply unit 11, and the iron unit 1 is turned on. When the power supply unit 11 is disconnected from the power supply unit 2, only the power supply unit 11 supplies power.

The iron-side display section 12 informs the user that steaming can be performed when the setting is "high", and is controlled by the iron-side control section 7. The stand-side display unit 13 displays the set temperature by operating the temperature setting unit 9 and the temperature of the base unit 3, and is controlled by the stand-side control unit 8.

The operation of the above configuration will be described with reference to FIGS. 5 and 6. The iron unit 1 is placed on the stand unit 2 and the temperature setting unit 9 sets the temperature to “high”.
, The temperature of the base portion 3 gradually rises as shown in FIG. 5A, and the temperature of the base portion 3 reaches a predetermined temperature T.
Then, as shown in FIG. 5B, the iron-side display unit 12 is turned on to notify the user that steaming can be performed.

In addition, when the temperature of the base unit 3 is lower than the predetermined temperature T and the temperature of the base unit 3 has risen to the "medium" set temperature, the stand-side display unit 13 shown in FIG.
As shown in (a), the set temperature “high” is lit,
As shown in FIG. 6 (b), only the "high" is lit to indicate that the appropriate temperature has been reached, as shown in FIG.

[0010]

[SUMMARY OF THE INVENTION However, those of such a conventional configuration, though appropriate temperature reached judgment ironing side control unit 7 is performed at the time of ironing section 1, "high" setting
On the other hand , in the stand section 2, the stand-side control section 8 sets the set temperature.
In this case, the timing of displaying the appropriate temperature is shifted between the iron-side display unit 12 and the stand-side display unit 13.
There was a problem.

An object of the present invention is to solve such a conventional problem, and it is an object of the present invention to improve the usability by eliminating a deviation of a display indicating a proper temperature of a base portion between an iron portion and a stand portion.

[0012]

In order to achieve the above object, the present invention comprises an ironing section and a stand section having a commercial power supply for mounting the ironing section, wherein the ironing section has a base section. a heater unit for heating, a temperature detecting section for detecting a temperature of said base portion, detected by the temperature detector
A temperature signal transmitting unit a temperature signal transmitted to said stand portions, the first display unit for performing a setting signal receiving unit, a display operation
When, and a first control unit for controlling the temperature signal transmitting unit and the first display unit by the output of the temperature sensing portion, the stand unit includes a heater control unit for controlling the energization of the heater portion A temperature setting unit for setting the base unit to an arbitrary temperature; and a setting signal set by the temperature setting unit.
A setting signal transmitting unit for transmitting to the setting signal receiving unit, a second display unit for performing a display operation, and a temperature from the temperature signal transmitting unit.
A temperature signal receiving unit that receives a signal, and the temperature signal receiving unit
And a second control unit that controls the heater control unit, the second display unit, and the setting signal transmission unit based on an output of the temperature setting unit, and the first control unit includes a temperature control unit that controls the temperature of the base unit.
When the temperature reaches the set temperature, the appropriate temperature reaching signal is
Transmission to the signal receiving section is a first problem solving means.

The temperature signal transmitting section of the first problem solving means transmits the temperature signal detected by the temperature detecting section to the stand section by changing the interval between two pulses, and the first control section The second problem solving means is that when the base reaches the set temperature, at least one of the two pulses is transmitted with a different pulse width.

The first control section of the first means for solving the above problem displays, when the base section has reached the set temperature , that the appropriate temperature has been reached on the first display section , and the second control section has The third problem-solving means is that when the appropriate temperature reaching signal is received from the temperature signal transmitting unit, the fact that the temperature has reached the appropriate temperature is displayed on the second display unit.

[0015]

According to the first aspect of the present invention, there is provided:
The first control unit receives the setting signal from the stand unit and the output of the temperature detection unit, and can determine whether the base temperature has reached or not reached the appropriate temperature, and control the temperature signal transmission unit based on the result. Since the signal is transmitted to the stand unit, the indication of the appropriate temperature at the iron unit and the stand unit does not shift.

Further, the second control means transmits the temperature signal detected by the temperature detection section to the stand section by changing the interval between two pulses, whereby the heater control section is controlled by the second control section. While controlling, the temperature of the base part can be controlled to the temperature set by the temperature setting part,
By transmitting the optimum temperature attainment / non-attainment signal of the base temperature while changing the pulse width of at least one of the two pulses, it is possible to control the display of the appropriate temperature at the stand.

Further, according to the third means for solving the problem, when the temperature of the base portion reaches an appropriate temperature, the first display portion and the second display portion can be simultaneously displayed at the appropriate temperature.

[0018]

An embodiment of the present invention will be described below with reference to FIG. The same components as those in the conventional example are denoted by the same reference numerals, and description thereof is omitted.

As shown in the figure, when the iron unit 21 is placed on the stand unit 22, the base unit (not shown) of the iron unit 21 is heated by the heater unit 4. , The electrodes P1, provided on the ironing section 21
P2 is connected to the commercial power supply 5 provided on the stand section 22 via the electrodes P3 and P4 provided on the stand section 22, and electric power is supplied to the heater section 4 from the commercial power supply 5.

Then, the temperature of the base section 3 is detected by the temperature detecting section 6.
And outputs the temperature signal to the first control unit 23 and the temperature signal transmission unit 24 provided in the ironing unit 21. The temperature signal receiving section 25 provided on the stand section 22 includes an electrode P7 provided on the iron section 21 and an electrode P7 provided on the stand section 22.
The temperature signal is received via the control unit 8 and output to the second control unit 26.

The second control unit 26 determines whether the sent temperature signal is higher or lower than the set temperature set by the temperature setting unit 9 and outputs the result to the heater control unit 10.
The heater control unit 10 controls the power supply to the heater unit 4 to keep the temperature of the base unit 3 constant. The second display unit 27 displays the set temperature by operating the temperature setting unit 9 and the temperature of the base unit 3, and is controlled by the second control unit 26.

The setting signal transmitting section 28 transmits the setting signal set by the temperature setting section 9 from the stand section 22 to the ironing section 21, and is controlled by the second control section 26. The setting signal receiving section 29 receives a setting signal via an electrode P8 provided on the stand section 22 and an electrode P7 provided on the ironing section 21 and outputs the same to the first control section 23.

The first display section 30 performs a display operation under the control of the first control section 23, and the power supply section 11 supplies power to these control circuits.

In the above configuration, the operation will be described with reference to FIG. 2. When the iron part 21 is placed on the stand part 22 and set to a predetermined temperature by the temperature setting part 9, the temperature of the base part gradually rises. I do. Temperature signal transmitter 24
Sends the temperature signal detected by the temperature detection unit 6 to the stand unit 22 by changing the interval D between two pulses as shown in FIG. 2A, and the second control unit 26 sends the temperature signal. It is determined whether the temperature signal is higher or lower than the set temperature set by the temperature setting unit 9, and the result is determined by the heater control unit 10.
And the heater control unit 10 controls the power supply to the heater unit 4 to control the temperature of the base unit 3 to be constant.

On the other hand, the first control unit 23
2 is compared with the temperature of the base unit detected by the temperature detection unit 6. If the temperature of the base unit detected by the temperature detection unit 6 is higher than the setting signal, the first
Is turned on to indicate that the appropriate temperature has been reached, indicating that ironing can be performed with steam.

At the same time, the first control unit 23 transmits the temperature signal transmission unit 2 to the stand unit 22 so as to transmit the appropriate temperature reaching signal.
4 is controlled. At this time, the first control unit 23
As shown in (b), the first optimum pulse width is widened and the appropriate temperature reaching signal is transmitted. The second control unit 26 provided in the stand unit 22 controls the second display unit 27 when the output from the temperature signal receiving unit 25 determines that the appropriate temperature has been reached. Display.

The appropriate temperature reaching signal transmitted from the temperature signal transmitting section 24 to the stand section 22 may have a wider second pulse width as shown in FIG.
As shown in (d), both pulse widths may be widened.

The iron 21 or the stand 2
2, a notifying unit may be provided so that the appropriate temperature is reached by sound in addition to the display.

Further, if the first display unit 30 is made to indicate that the temperature of the base unit 3 is small at each set temperature and that the base unit 3 is still usable, the user can stand the iron unit 21 at any set temperature. Needless to say, it is possible to know the time of placing on the unit 22 and further improve the usability.

[0030]

As described above, according to the present invention, an iron part,
Consist stand portion having a commercial power source for placing the ironing portion, the iron portion has a heater unit for heating the base portion, and a temperature detector for detecting the temperature of said base portion,
A temperature signal transmitting unit for transmitting a temperature signal detected by the temperature detecting unit to the stand unit, a setting signal receiving unit;
A first display unit for performing operations, and a first control unit for controlling the first display unit and the temperature signal transmission unit based on an output of the temperature detection unit.
And a control unit setting, the stand unit includes a heater control unit for controlling the energization of the heater unit, a temperature setting unit for setting a base portion to an arbitrary temperature, by the temperature setting unit
Setting signal for transmitting the set signal to the setting signal receiving unit.
Signal transmission unit, a second display unit for performing a display operation, and the temperature
Temperature signal receiver that receives temperature signal from signal transmitter
The heater control unit, the second display unit, and the setting signal transmission unit based on outputs of the temperature signal receiving unit and the temperature setting unit.
A second control unit for controlling the communication unit, wherein the first control unit, when the temperature of the base unit reaches a set temperature,
Since the appropriate temperature reaching signal is transmitted to the temperature signal receiving unit, it is possible to eliminate the deviation of the appropriate temperature reaching display between the iron unit and the stand unit.

Further, the temperature signal transmitter transmits the temperature signal detected by the temperature detection unit to stand by changing the distance between the two pulses, the first control unit, the base unit is set temperature
At least one of the two pulses
Since the transmission is performed with different pulse widths , the temperature signal
The appropriate temperature reaching signal can be transmitted together with the signal.

Further, the first control section is configured such that the base section has a set temperature.
This has reached the appropriate temperature by the first display portion when it reaches the time
When the second control unit receives the appropriate temperature reaching signal from the temperature signal transmitting unit , the second control unit reaches the appropriate temperature by the second display unit.
It is so arranged to indicate that the, can view at the same time an appropriate temperature reaches a first display unit a second display unit
You.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a cordless iron according to one embodiment of the present invention.

FIG. 2 (a) is a waveform diagram of a transmission signal of a temperature signal transmitting unit when the base temperature of the cordless iron has not reached an appropriate temperature; FIG. (C) Another example of a transmission signal of the temperature signal transmission unit when the base temperature of the cordless iron reaches the appropriate temperature (d) A transmission signal of the temperature signal transmission unit when the base temperature of the cordless iron reaches the appropriate temperature Waveform diagram of another example

FIG. 3 is a perspective view of a conventional cordless iron.

FIG. 4 is a block diagram showing a configuration of the cordless iron.

5A is a time chart of a base temperature of the cordless iron, and FIG. 5B is an operation time chart of an iron side display unit of the cordless iron.

FIG. 6A is a diagram illustrating the operation of the stand-side display unit when the base temperature of the cordless iron has not reached the appropriate temperature. FIG. 6B is an explanatory diagram of the operation of the stand side display unit when the base temperature has reached the appropriate temperature of the cordless iron.

[Explanation of symbols]

 Reference Signs List 4 heater section 5 commercial power supply 6 temperature detection section 9 temperature setting section 10 heater control section 21 iron section 22 stand section 23 first control section 24 temperature signal transmission section 26 second control section 27 second display section 30 first Display section

──────────────────────────────────────────────────の Continued on the front page (72) Inventor Yoshinori Kataoka 1006 Kazuma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (72) Inventor Kenjiro Tomita 1006 Okadoma Kadoma, Kazuma Osaka Pref. (72) Inventor Kenji Takenaka 1006 Kadoma Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Inventor Keiko Noda 1006 Oji Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. (56) JP-A-6-23199 (JP, A) JP-A-5-15700 (JP, A) JP-A-6-205898 (JP, A) JP-A-7-275597 (JP, A) (58) Fields investigated (Int.Cl. ⁷ , DB name) D06F 75/26-79/02

Claims (3)

(57) [Claims] And 1. A ironing section, the consist stand portion having a commercial power for placing the ironing portion, the iron portion has a heater unit for heating the base portion, the temperature detection for detecting the temperature of said base portion Unit and the temperature detection unit
A temperature signal transmitting unit a temperature signal transmitted to said stand portions, the first display unit for performing a setting signal receiving unit, a display operation
When, and a first control unit for controlling the temperature signal transmitting unit and the first display unit by the output of the temperature sensing portion, the stand unit includes a heater control unit for controlling the energization of the heater portion A temperature setting unit for setting the base unit to an arbitrary temperature; and a setting signal set by the temperature setting unit.
A setting signal transmitting unit for transmitting to the setting signal receiving unit, a second display unit for performing a display operation, and a temperature from the temperature signal transmitting unit.
A temperature signal receiving unit that receives a signal, and the temperature signal receiving unit
And a second control unit that controls the heater control unit, the second display unit, and the setting signal transmission unit based on an output of the temperature setting unit, and wherein the first control unit is configured to control the temperature of the base unit.
When the temperature reaches the set temperature, the appropriate temperature reaching signal is
A cordless iron that transmits to the signal receiver . 2. The temperature signal transmitting section transmits the temperature signal detected by the temperature detecting section to the stand section by changing the interval between two pulses, and the first control section sets the base section to the set temperature.
2. The cordless iron according to claim 1, wherein when it arrives, at least one of the two pulses is transmitted with a different pulse width. 3. A first control unit controls the first display unit to determine that an appropriate temperature has been reached when the base unit has reached a set temperature.
And the second control unit reaches the appropriate temperature by the second display unit when receiving the appropriate temperature reaching signal from the temperature signal transmitting unit .
Cordless iron according to claim 1, wherein added showing that.