JPS5928910A - Kitchen furniture - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to kitchen furniture having one cooking function and one heating function.

Conventionally, as this type of kitchen furniture, for example, as shown in Fig. 1,
Kitchen furniture (a), oven and other cooking equipment, etc.)
, a heating device (a) having a warm air fan (c), and a heat source (e) shared by the devices ('b) and (d), and heat from the heat source (θ) is transferred to, for example, a damper. (f) and the warm air fan (Q), the device (b)
) (a) in a switchable manner, the ceramic ft6))
A device in which (a) is selectively activated is known (see Japanese Utility Model Publication No. 41-21971), but here, at least one of the devices (b) and (a), such as a cooking device (
When the operation of b) is controlled ON OIn by the temperature control device, it is desirable that the operation of the heating device cd) of the cooking device 伪) at 077 hours is given in cold weather.

In other words, conventional temperature control is generally based on a method in which the heat source (e) is turned on and then 0 PIF, and at 077 in the cooking device @ (b), the heat R (e) is also turned off and the heating device M (d)
operation is not provided, and it is desirable to change the control method so that heating can be obtained during cooking.

The purpose of the present invention is to provide kitchen furniture that satisfies such demands, and includes a cooking device, a heating device, and a heat source shared by the devices, which are incorporated into the main body of the kitchen furniture. Heat is applied to the device in a switchable manner by a switching means to selectively operate the device, and the operation of at least one of the devices is ON/OFF controlled by a temperature control device. In such a device, the switching means is switched at 077 hours of the one device by the temperature adjustment control device so that the other device is operated.

Next, the present invention will be explained with reference to the illustrated embodiments.

In Fig. 2, (1) shows the kitchen furniture body incorporating a cooking device (2), a heating device N (3), and a heat source (4) shared by the device +2) (31). and the cooking device (2
) shall consist of an oven having a hot air circulation fan (5) inside, a combustion chamber (6) provided below and outside, in which the heat source (4) consisting of a gas burner is placed, and the heating The device (3) includes an indoor air intake duct (7) connected to an intake port (not shown) on the outer surface of the main body +1), and an indoor air intake duct (7) connected to the intake duct (7) to direct the indoor air into the combustion chamber ( 6) and a warm air fan (9) that blows air to the hot air outlet (8) in front of the fan.

The heat from the heat source (4), that is, the hot air of combustion, is applied to the cooking device (2) and the heating device M (3) by a switching means. The switching means includes a first communication port 0 that communicates the combustion chamber (6) with the inside of the cooking device (2), and a first communication port 0 that communicates the combustion chamber (6) with the interior of the cooking device (2);
), the first communication port a1 is opened by the damper (121), and the first communication port a1 is opened by the damper (121). There is a cooking state in which the cooking device (2) is operated by guiding hot air into the refrigerator, and a cooking state in which the second communication port αυ is opened by the damper (14) and the warm air fan (9) is operated to remove hot combustion air. The heated air is blown into the room from the hot air outlet (8) together with the room air.

In this case, during cooking, the hot air circulation fan (51
However, if the operation of the circulation F14 fan (5) is stopped at 077, the Q dampers can be omitted and the circulation fan (5) can be kept uniform. 1[
It is also possible to configure the switching means by the 7-amp (5) and the hot air fan (9).

In the drawing, (4a) is a solenoid valve that controls the supply of fuel to the burner, which is a heat source (4), (5a) and (9a) are drive motors for the hot air circulation fan (5) and hot air fan (9), ( 12a
) indicates the driving device of the damper α2, and these are, for example, the third
Its operation is controlled by the control circuit shown in the figure.

The control circuit includes first to fourth switches (13m) ([b) (13c) (134) that are linked to an operator 03 that can be switched to five positions: "cooking", "heating", and "simultaneous". In the "cooking" position, as shown in Figure 5a, the main switch (l!19) connected to the power source a4 is a cooking thermoswitch as a temperature control device that is opened and closed by the humidity sensor QG inside the refrigerator. The first switch (15
The solenoid valve (4a) is connected to the drive motor (5&) via the A contact point of a) and the second switch (15b),
In this case, the damper a) is held by its own weight in the position where the first communication port α1 is opened, and the thermoswitch Q? ), the operation of the cooking device (2) is controlled on and off by turning on and off the heat source (4), and cooking is performed at a constant internal temperature, and the hot air circulation fan (5) is kept in constant operation. was provided to ensure that the temperature distribution inside the refrigerator was always kept uniform.

In the "heating" position, the main switch Q5K, the first switch (1
The solenoid valve (4&) is connected through one contact of 3a), and the drive motor (4&) is connected through the fifth switch (15o).
9&) and the damper drive device i (12a) are connected,
The damper α2 is switched to the position where the second communication port aυ is opened, and the hot air fan (9) is operated, that is, the switching means is switched to the heating state as described above, and the heating device (3) is switched to the position where the damper α2 is opened. operation is performed.

The above is not particularly different from the conventional example described above, but the enclosure structure at the "simultaneous" position does not exist in the conventional example at all. Switch a9 is connected to the first switch (13m) as shown in FIG.
), the solenoid valve (4a) is connected to the l drive motor (5a) via the second switch (15b), and the second switch connected to the normally open contact of the thermoswitch aη. The drive motor (9a) and the damper drive device (12a) are connected via the 4 switch (13~), so that the switching means is always kept in the cooking state and the cooking device (2) is operated. However, when the thermo switch (17) is opened due to the internal temperature rising to the set temperature, the heat source (4) is not turned off like in the "cooking" position, but the thermo switch (17) is opened. By energizing the drive motor (9&) and the damper drive device (12a) through the normally open contacts, the switching means is switched to the heating state, and the operation of the cooking device (2) is switched to 01F.
? At the same time, the heating device (3) is activated, and when the thermo switch αη is closed due to a decrease in the temperature inside the refrigerator, the switching means is switched to the cooking state again and the first cooking device (2) is activated. Heating is performed in parallel with cooking by repeating the operation of 1. In this case, when the same device t21 (33) is activated simultaneously, priority is given to the operation of cooking device 1 (2), but the operation of heating device (3) is Priority is given to 0FI due to its temperature control.
It is also possible to give the operation of the cooking device (2) at the time of F, and as shown in Fig. 4, it is possible to arbitrarily select which to give priority to when the cooking device (2) and (3) are activated simultaneously. The control circuit shown is shown below.

The control circuit includes first to fourth switches (181L) (18b) (18a) (1
8d) and the first to fourth switches (19m) (19b) (19o) (19d) of the second operation switch group that are linked to the second operation switch QB that can be switched between two positions: "cooking" and "heating".
), and when the first control panel 108 is in the "single" position and the second control panel is in the "cooking" position, the main switch Q51 is set to the "cooking" position as shown in FIG. The first switch (19) of the two-operation switch group (A contact of The solenoid valve (4a) is connected via the A contact of the first switch (18a) of the first operation switch group, and the M contact of the first switch (19a) of the second operation switch group. The drive motor (5 &) is connected via the second switch (1?b) of the switch group, and the O of the heat source (4) is connected as above.
N 0FIF turns on cooking equipment fit f21
OF? Cooking is controlled and the internal temperature is kept constant.

In addition, the first operator α barrel is set to the “single” position, and the second operator (
1'J is in the "heating" position, the main switch (151) is connected to the B contact of the first switch (19a) of the second operating switch group and the temperature sensor for detecting the room temperature, as shown in FIG. The solenoid valve (4a ) is connected to the drive motor (9a) and the pusher drive device (12a) via the second switch (18b) of the first operation switch group and the fifth switch 7f (19o) of the second operation switch group. is connected, the first switching means is activated to switch to the heating state, and the heating device (3) is turned on by turning on the first thermoswitch (heat source (4)) according to the room temperature (with the opening and closing of the second season). The operation is ON/OFF controlled to provide heating with a constant room temperature.

A cold air prevention switch @ is connected in series with the drive motor (9a), so that the hot air fan (9) will not operate when hot air at a predetermined high temperature is not blown to the hot air outlet (8). Made it stop.

Next, move the first operation 108 to the "simultaneous" position, and the second fission (
When 1'J is in the "II" position, the main switch a! 19, a second thermoswitch for cooking (17b) and a second thermoswitch for heating (21b) as shown in Fig. 4q.
The solenoid valve (4a) is connected via the parallel connection circuit with the first switch (18a) of the first operation switch group, and the B contact of the first switch (18a) of the first operation switch group.
9a) and the 2nd X I'7 (1) of the switch group.
The drive motor (5a) is connected via the first switch (19), the normally open contact of the first cooking thermoswitch (17a), and the first operating switch group (19). The drive motor (9a) is connected to the third switch (18o).
) and the damper drive device (12a) are connected, and thus the switching means is normally maintained in the cooking state to operate the cooking device (2), but when the internal temperature rises to the set temperature, the switching means is switched to the cooking state. When the first thermo switch (17a) is switched to the normally open contact side, the switching means is switched to the heating state,
The operation of the cooking device (2) is OF4 and the heating device (3) is activated. In this case, when the room temperature rises to the set temperature, the second thermoswitch for heating (21b) is opened in addition to the second thermoswitch for cooking (17'b), and the heat source (
4) is oyF and the operation of the heating system (3) is OFF? be done.

In this state, the heating device (3) has priority over the cooking device (2).
) are performed simultaneously, but when the first control 〇E9 is set to the "simultaneous" position and the second control is set to "heating",
The cooking equipment fil (21) is operated simultaneously with priority given to the heating equipment (3).

That is, in this state, the main switch asVc.

As shown in Figure 4d, the first switch (
19a) and the first heating thermoswitch (21
The drive motor (9a) and the damper drive device (12) are connected via the normally closed contact of a) and the fourth switch (19a) of the second operation switch group, and the switching means is normally in the heating state. When the room temperature rises to the set temperature, the first heating thermoswitch (3) is activated.
21a) to the normally closed contact side, the switching means is switched to the cooking state, and in this case, the solenoid valve (4a) switches between the second thermoswitch for cooking (17b) and the second thermoswitch for heating ( 21b), the heat source (4) is kept in the ON state and the cooking device (2) is activated unless the internal temperature has risen to the set temperature. The inside of the refrigerator is preheated and kept warm.

In this state, the drive motor (5a) is operated by switching the main switch (151) to the first switch (19F) of the second operation switch group.
B contact of L) and the first heating thermoswitch (21a)
and the fourth switch (i) of the first operation switch group.
, 8 d) to provide operation of the hot air circulation fan (5) during operation of the cooking device (2).

As described above, according to the present invention, the operation of the other device is given by the temperature control of one of the cooking device and the heating device at 02] lv, heating during cooking, or preheating during heating. It has the effect of making it easier to use and retaining heat.

[Brief explanation of the drawing]

Fig. 1 is a cut side view of conventional kitchen furniture, Fig. 2 is a cut side view of an example of the kitchen furniture of the present invention, and Fig. 5 abo shows circuits in each switching state of an example of the control circuit used in the present invention. Figure, 4th
Figure abod is a circuit diagram of each switching state of a modification of the control circuit. (1)...Kitchen furniture body (2)...Cooking equipment (
3)...Heating device (4)...Heat source (I
η (17a) (21a) - 2 people outside the thermoswitch

Claims (1)

[Claims] A cooking device, a heating device, and a heat source shared by the devices are incorporated into the main body of the kitchen furniture, and heat from the heat source is applied to the device by a switching means to selectively activate the device. In this device, the operation of at least one of the devices is ON/OFF controlled by a temperature control device, and when the temperature control device turns the one device to 0IFF, the switching means Kitchen furniture characterized in that one device is switched to operate the other device.