JPS58158451A - Electric carpet - Google Patents

Abstract

PURPOSE:To reduce temperature hunting at a predetermined temperature at a part where heating is jointly used, by a method wherein an electric current is passed alternately to a heater provided at a KOTATSU part and to a KOTATSU or the like, in an electric carpet provided with a heater at a part where an electric KOTATSU with frame or the like is placed and another heater at other part. CONSTITUTION:The first heater 4 is incorporated in the part 3 of a main body 1 of the electric carpet on which the electric KOTATSU with frame or the like 2 is placed for joint use, and the second heater 6 is incorporated in other part of the main body 1. A casing 7 is provided for containing a wiring part for the heaters 4, 6 or the like, and a temperature controller 9 for the heaters 4, 6 is connected to the casing 7 through cords 8. A temperature-controlling circuit 24 for the first heater 4, a temperature-controlling circuit 26 for the second heater 6 and a connector 13 are connected to an AC power source 11 to constitute an electric circuit for the main body 1 of the carpet, while a power source plug 14 to be connected to the connector 13 and a heater 16 are provided to constitute an electric circuit for the electric KOTATSU with frame or the like 2, and an electric current is passed alternately to the heaters 4, 16.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention has a first heater disposed in a part where a heating appliance such as an electric kotatsu is placed and used, and a second heater disposed in other parts.゜Electric car pair that controls temperature by individually controlling electricity supply to the second heater), especially when used in combination with other heating equipment, can be safely done with a simple configuration, and when used together, it can be used at a predetermined temperature. This relates to temperature hunting (an electric car pair that allows for comfortable heating with small rise and fall).

Conventionally, for example, when an electric carpet and an electric roof kotatsu are installed and used together, a detection body is provided on the electric car pair to detect the heating temperature by the electric carpet and the electric roof kotatsu, and a detection signal from the detection body is used to connect the electric carpet to the electric carpet. A controller is provided that simultaneously controls the energization of the electric carpet and the heating temperature to a predetermined heating temperature, and the controller is configured to simultaneously control the energization of the electric carpet and the electric carpet to a predetermined heating temperature. It is.

With the above configuration, the power supply to the electric carpet and electric roof kotatsu is controlled at the same time to maintain a predetermined heating temperature, so the drawback is that temperature hunting at the predetermined heating temperature is large and comfortable heating cannot be achieved. I was disappointed.

The present invention relates to an electric carpet that eliminates the above-mentioned drawbacks.

Hereinafter, an embodiment of the electric carpet of the present invention will be described with reference to the drawings, in which an electric Yagura Kotatsu is placed on the electric carpet and used in combination.

As shown in FIGS. 1 and 2, the electric carpet of the present invention is a part of the electric carpet main body L on which the electric Yagura Kotatsu 2 is placed and used together (in this embodiment, an electric car pair).
A first heater 4 is installed internally in the central part of the main body 1) 3, and other parts of the electric carpet main body 1 where the electric Yagura Kotatsu 2 is not placed (in this embodiment, the surrounding area of the electric carpet main body 10) 5 A second heater 6 is disposed inside the electric carpet main body 1, and the first heater 4. A storage case (joint box) 7 that stores the connection parts of the second heater 6 is provided, one end of the connection cord 8 is connected to the connection part of the storage case 7, and the other end of the connection cord 8 is connected to the connection part of the storage case 7. The first heater 4 of the electric carpet main body 1.
A controller 9 that controls the temperature of the second heater 6 to a predetermined temperature is connected, and a power cord 10 is connected to the controller 9.
Connect one end of the AC power supply 1 to the other end of the power cord 10.
A power plug 12 is provided to connect to the storage case 7.
Connector (outlet) 1 connected to the above connection cord 8
3, the other end of the power cord I5 having the 'RL#i plug 14 connected to the connector 13 at one end is connected to the heater 16 of the electric Yagurakota saw 2, and the heater 16 is covered with a protective case 17. Electric Yagura Kotatsu body 180 of Electric Yagura Kotatsu 2 is attached to the top plate 19, and the electric Yagura Kotatsu body! 8 is covered with a heat retainer 20 and a top plate 21 is placed above the heat retainer 20 for use.

FIG. 3 is a circuit diagram of the embodiment shown in FIG. 1, and will be explained as follows.
When the temperature of the first heater 4 of the electric car vent body 1 reaches a predetermined temperature in the AC power source 11, the first relay coil 23a of the first relay 23 is energized, the first relay contact 23b is opened, and the first heater 4 is connected to the first heater 4. The first stage stops electricity supply and performs temperature control.
A temperature control circuit 24 is connected, a series circuit of the first relay contact 23b of the first relay 23 and the first heater 4 is connected in parallel to the first temperature control circuit 24, and the electric carpet main body is connected to the AC power source 11. When the temperature of the second heater 6 reaches a predetermined temperature, the second relay coil 25a of the second relay 25 is energized, the second relay contact 25b is opened, and the second heater 6 is turned off.
A second temperature control circuit 2 that controls the temperature by stopping energization to the
6 is connected to the second temperature control circuit 26 in parallel to the second temperature control circuit 26.
A third circuit connects a series circuit of the heater 6 and the second relay contact 25b of the second relay 25, and opens the third relay contact 27b by energizing the third relay coil 27a in parallel with the first heater 4. Third relay coil 2 of relay 27
7a, the third relay contact 27b of the third relay coil 27 and the connector 13 are connected in series to the AC power source I+, and a temperature fuse is connected to the power plug 14 of the electric Yagura Kotatsu 2 connected to the connector 13. 28 and Electric Yagura Kotatsu 2
The heater 16 is connected in series with the heater 16.

In the above configuration, the first temperature control circuit 24 detects the temperature of the first heater 4 and performs a control operation based on a detection signal from a temperature detection line disposed along the first heater 4, for example. Further, the second temperature control circuit 26 controls the second heater 6
For example, the control operation is performed by a detection signal from a temperature detection line disposed along the second heater 6 so as to detect the temperature of the first temperature control circuit 24 and the second temperature control circuit 26i. The first temperature control circuit 24.
The second degree control circuit 26 and the like are housed in the controller 8.

Next, to explain the usage condition of the electric carpet of the present invention, the electric canopy kotatsu main body 18 is placed on the part 3 of the electric carpet main body 1 which is used together with the electric canopy kotano 2 placed thereon, and the power cord 15 of the electric canopy kotatsu main body 18 is placed. Connect the power plug 14 of the electric carpet to the connector 13 of the storage cupboard of the electric carpet main body L, move the electric carpet main body 18 with the heat insulator 20, and place the top plate 2 above the heat insulator 20.
1, and connect the power cord 1 of the electric car vent main body l.
It is used by connecting the plug 12 of No. 0 to the AC power source 11.

The first heater of the electric carpet main body l in the above case 4. The control operation (temperature control) of the second' heater 6 and the heater 16 of the electric roof kotatsu 2 will be explained with reference to FIG. 3.

Now, when the temperature of the first heater 4 of the electric carpet main body l reaches a predetermined temperature, the first temperature control circuit 24 energizes the first relay coil 23a of the first relay 23, and the One contact point 23b is opened and the first contact point 23b is opened.
The power supply to the heater 4 is stopped and the third relay 27
The energization to the third relay coil 27a is also stopped, and the first
Heat generation of the heater 4 is stopped, and the third relay contact 27b of the third relay 27 is closed, and the third relay contact 2
7b, connector +3. Power plug +4. Temperature fuse 28
The heater 16 of the electric Yagura Kotatsu 2 is energized through the
The heater 16 generates heat 0 and the electric carpet body l
When the temperature of the first heater 4 becomes lower than a predetermined temperature (set temperature), the first temperature control circuit 24 activates the first relay 23.
The energization to the 11th J relay coil 28a is stopped, the first relay contact 28b of the 117th relay 23 is closed, and the first heater 4 is energized, and the third relay 27
The third relay coil 27a is also energized, the first heater 4 generates heat, and the third relay coil 27a is also energized. The third relay contact 27b is opened, the electricity supply to the heater 16 of the electric Yagura Kotano 2 is stopped, and the heat generation of the heater 16 is stopped.

Thereafter, the above-mentioned operation is repeated, and electricity is alternately applied to the first heater 4 of the electric carpet body 1 and the heater 16 of the electric canopy kotatsu 2, and heating is performed by the heater 16 of the electric carpet body 1 and the electric canopy kotatsu 2. This is to control the temperature of the parts that are heated to a predetermined temperature.

Further, the second heater 6 of the electric carpet main body l is controlled by the second temperature control circuit 26 to control the second relay coil 2 of the second relay 25.
5a to control the relay contact 2 of the second relay 25.
5b is opened and closed to control energization, and the electric carpet main body 1
This is to control the temperature of the peripheral part 5 to a predetermined state.

In the above case, the temperature control of the part heated by the first heater 4 of the electric carpet body 1 and the heater 16 of the electric roof kotatsu 2 is controlled by the heater 16 of the electric carpet kotatsu 2 and the first heater 4 of the electric carpet body 1. Since the energization is performed alternately and controlled, temperature hunting is small, and heating is performed alternately from the top and bottom, so that heating is performed over the entire area heated by the electric carpet heater 2 and the first heater 4 of the electric carpet main body 1. It allows for comfortable heating that can be done evenly across the area.

In addition, in the above embodiment, the case where the electric roof kotatsu 2 is placed on the electric carpet and used in combination is explained, but instead of the electric roof kotatsu 2, it is also possible to use an electric anchor, an electric cushion, etc., and the present invention is particularly applicable to The electric carpet of the present invention is not limited to the above embodiments. Since the electric carpet of the present invention has the above-described structure, it can be safely used in combination with other heating devices with a simple structure, and when used in combination with other heating devices. It is possible to provide comfortable heating with little temperature hunting at a predetermined temperature, and in addition, does the electric carpet have temperature controls for the parts that are used in combination with heating line grooves and the parts that are not? 111 individually, the best heating temperature can be obtained.

[Brief explanation of drawings]

FIG. 1 is a front configuration diagram of essential parts showing an embodiment of the electric carpet of the present invention, FIG. 2 is a schematic plan configuration diagram of essential parts of the electric carpet shown in FIG. 1, and FIG. 3 is a schematic diagram of the essential parts of FIG. It is a liJ road block diagram. In the drawings, 1 indicates the electric carpet body, 2 indicates the electric carpet, 3 indicates the parts used together, 4 indicates the first heater, 5 indicates other parts, 6 indicates the second heater, and 24 indicates the first temperature control circuit.

Claims (1)

[Claims] l It has a first heater disposed in a part where a heating appliance such as an electric heater is mounted and is used together, and a second heater disposed in the other part, and the first heater is disposed in the other part. In an electric carpet in which temperature control is performed by individually controlling energization to the second heater, energization to the first heater of the electric carpet and the heater of the heating device is controlled to be alternately conducted; An electric carpet 0 characterized in that it is equipped with a temperature control means for controlling the area heated by the above-mentioned heating device to a predetermined temperature.