JPH05288351A - Cooking device - Google Patents

Abstract

PURPOSE:To improve the operation of a microwave oven by performing toaster- cooking when a toaster is at a use position and by performing microwave- cooking when the toaster is at a nonuse position. CONSTITUTION:In starting cooking, when a toaster position detecting switch 9 detects that a toaster 7 is at a use position, a control portion energizes heaters 11, 13 of the toaster 7 to perform toaster-cooking. Also, when the toaster position detectig switch 9 detects that the toaster 7 is at a nonuse position, the control portion energizes a magnetron 3 to perform microwave-cooking. Therefore, the user does not need to select the cooking in correspondence with the position of the toaster 7, and the cooking suited for the position of the toaster 7 can be automatically performed. Moreover, since a crumbs receiver 16 is detachably provided, cleaning can be performed easily by simply detaching the crumbs receiver 16.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a microwave oven provided with a magnetron for supplying microwaves to a food item in a heating chamber, to which a toaster function is added.

[0002]

2. Description of the Related Art A conventional microwave oven is known as Jitsuko Sho 62-16.
As disclosed in Japanese Patent No. 563, a microwave oven is formed from a heating chamber and a convection duct, and the convection duct is connected to the back side of the heating chamber, and the convection duct is energized during hot air circulation cooking. There was a convection fan that was rotated by a motor.
A heater is rotatably provided in front of the convection fan so as to be positioned substantially vertically during hot air circulation cooking and horizontally during grill heating, and the heater is provided with a reflection plate.

[0003]

In the microwave oven having the above-mentioned structure, when performing hot air circulation cooking, the heater is positioned substantially vertically, and the user starts the hot air circulation cooking to the heater and the motor (convection fan). When energizing to start hot air circulation cooking, and to perform grill cooking, the heater must be positioned horizontally, and the user must start the grill heating and energize the heater to start the grill heating. Each cooking must be performed by selecting cooking (hot air circulation cooking or grill cooking) according to the position (kind of cooking).

The microwave oven of the present invention has been made in view of the above problems, and a toaster is rotatably provided in the heating chamber, and the position of the toaster is detected to perform the cooking by the toaster or the magnetron. The purpose is to perform heating cooking by automatically selecting whether to perform microwave cooking by.

[0005]

In order to achieve the above-mentioned object, a microwave oven of the present invention comprises a magnetron for supplying microwaves to the food in the heating chamber, and the heating chamber bottom portion is provided in the heating chamber during use. A toaster that is rotatably positioned so that it is located on the side when not in use, and a toaster position detector that detects the position of the toaster is provided, and the toaster position detector has the toaster in the use position. Is provided, the toaster cooking is performed, and the microwave cooking is performed when the non-use position is detected.

Further, the toaster is formed of a heater and a bottom plate serving as a side wall of the heating chamber when the toaster is not used, and a pancus receiver for receiving the pan residue falling from the bottom plate when the toaster is not used is detachably provided. ..

An air guide plate is provided for guiding cooling air from a cooling fan for cooling the magnetron to a space formed by the bottom plate of the toaster and the side surface of the heating chamber when the toaster is not used. The bottom plate of the toaster is provided with a ventilation hole for blowing the air guided from the air guide plate to the heating chamber, and when the toaster is not in use, the heater and the cooling fan are driven to perform hot air circulation cooking. A control unit is provided.

[0008]

In the microwave oven having the above structure, when the toaster position detector detects that the position of the toaster is at the position in use at the start of cooking, the controller energizes the heater of the toaster to perform toaster cooking. When the toaster position detector detects that the position of the toaster is the position when not in use, the control unit energizes the magnetron to perform microwave cooking.

At this time, when the toaster is rotated from the use position to the non-use position, the pancus that has fallen on the bottom plate when the toaster is used falls from the bottom plate with the rotation of the toaster. The pan residue is received, and the pan residue collected in the pan residue receiver is removed and discarded to clean the pan residue.

When the toaster position detector detects that the toaster is in the non-use position during hot air circulation cooking, the controller energizes the heater and the cooling fan so that the cooling fan outputs the electricity. The cooling air is guided by the air guide plate to the space formed by the bottom plate of the toaster and the side surface of the heating chamber, and is heated by the heater in the space to become hot air, which is blown into the heating chamber from the ventilation holes of the bottom plate. The air is blown and hot air circulation cooking is performed.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the microwave oven of the present invention will be described with reference to FIGS. In the microwave oven of the present invention, a heating chamber 2 for storing food is provided in the range body 1, and microwaves are supplied to the side of the heating chamber 2 of the range body 1 for the food stored in the heating chamber 2. Then, a magnetron 3 for microwave cooking the food is provided, a high voltage transformer 4 for supplying power to the magnetron 3 is provided, and a cooling fan 5 for cooling the magnetron 3 and the high voltage transformer 4 is provided. Magnetron 3 and high voltage transformer 4
An exhaust port 6 for exhausting the cooling air after cooling is provided on the rear surface of the range main body 1.

In the heating chamber 2, the heating chamber 2 is used at the time of use.
Is located on the bottom side of the heating chamber 2 so as to be positioned on the rear side of the heating chamber 2 when not in use, and the toaster 7 is rotatably provided on the heating chamber 2. A position detection switch 9 which is a toaster position detector that is turned off is provided.

The toaster 7 has a lower heater 11 arranged on a toaster bottom plate 10 which serves as a rear wall instead of the rear surface of the heating chamber 2 when not in use, and is mounted on the lower heater 11 for mounting bread. A placing shelf 12 is provided, and an upper heater 13 is provided above the placing shelf 12 so as to be vertically movable.

When the toaster 7 is placed in the non-use position, the cooling air from the cooling fan 5 is placed in the space A formed between the bottom plate 10 of the toaster 7 and the rear surface of the heating chamber 2. Is provided to the bottom plate 10 of the toaster 7, and the hot air obtained by heating the cooling air introduced from the air guide plate 14 by the lower heater 11 and the upper heater 13 is sent to the heating chamber 2. A ventilation hole 15 is provided.

The microwave oven main body 1 is detachably provided with a pancass receiver 16 for receiving pancas falling from the bottom plate 10 when the toaster 7 is placed in a non-use position, and a heat insulating material 17 is provided at a rear portion of the heating chamber 2. ing.

A food is placed on the bottom of the heating chamber 2,
A turntable 18 for rotatably rotating the cooked food and performing uniform heating during microwave cooking is rotatably provided, and a turntable drive motor 19 for rotating the turntable 18 is provided outside the bottom surface of the heating chamber 2. It is provided. 2
Reference numeral 0 is a door provided in the heating chamber 2 for loading and unloading food.

The operation of the microwave oven having the above structure will be described.
First, when the bread 21 is baked using the toaster 7, the toaster 7 is rotated to the use position (heating chamber 2).
The bottom of the toaster 7 with the bread 21.
It is placed on the placing shelf 12 of.

At this time, when the toaster 7 moves from the non-use position to the use position, the position detection switch 9 which is in contact with the toaster 7 and turned on is turned off. When the position detection switch 9 is turned off, the toaster 7 is turned on. Has moved to the use position, and a control unit (not shown) switches the cooking function of the microwave oven to the toaster cooking function based on the detection result.

When the cooking start key (not shown) is operated to start cooking, the cooking function is switched to the toaster cooking function, so that the control unit energizes the lower heater 11 and the upper heater 13, The lower heater 11 and the upper heater 13 generate heat to bake the bread 21. When the bread 21 is baked, the position of the upper heater 13 is adjusted by moving the upper heater 13 up and down according to the thickness of the bread 21 so that the bread 21 is baked in a good state.

Next, when the food 22 is thawed or heated by microwaves by the magnetron 3, the toaster 7 is moved from the use position to the non-use position,
The food 22 is placed on the turntable 18 and cooking is started. At this time, since the toaster 7 comes into contact with the position detection switch 9 and the position detection switch 9 is turned on, the control unit detects that the position detection switch 9 is turned on and the cooking function of the microwave oven is changed from the toaster cooking function. Switch to microwave cooking function.

When the cooking start key is operated to start cooking, the cooking function is switched to the microwave cooking function, so that the controller energizes the magnetron 3, the cooling fan 5, and the turntable drive motor 19. I do. Then, the microwave is supplied from the magnetron 3 to the food 22 placed on the turntable 18, and the food 22 is microwave-cooked and the food 2
2 is rotated by the turntable 18 and uniformly heated by microwaves.

As described above, when the toaster 7 is moved to the non-use position when the toaster 7 is not used,
The bread crumbs dropped when baking the loaf bread 21 on the bottom plate 10 of the toaster 7 falls below the unused position of the toaster 7, but the bread crumbs 16 receive the bread crumbs so that they do not fall into the heating chamber 2. ing. When the pancass is collected in the pancus receiver 16, the pancus receiver 16
Is removed from the range body 1 and the pancass receiver 1 is removed.
Clean the pan residue by discarding the pan residue collected in 6.

Next, when hot-air circulating cooking of the food 23 is performed with hot air, the toaster 7 is placed in a non-use position, the cooking rack 24 for hot-air circulating cooking is placed on the turntable 18, and The food 23 is placed on the turntable 18 and the cooking rack 24 so as to perform the step cooking, and the cooking is started.

When hot air circulation cooking is started by the cooking start key, the controller energizes the lower heater 11, the upper heater 13, and the cooling fan 5. Then, the cooling air from the cooling fan 5 is guided by the baffle plate 14 as shown by the arrow in FIG. 1 to the bottom plate 10 of the toaster 7 and the heating chamber 2.
Is introduced into a space A formed by the rear plate and the cooling air is heated in the space A by the lower heater 11 and the upper heater 13 to become hot air.
5 is blown into the heating chamber 2, and the food 23 is heated and cooked by the blown hot air.

If hot air circulation cooking is performed by mistake when the toaster 7 is in the use position, the position detection switch 9 is used to perform hot air circulation cooking when the toaster 7 is in the use position. It is controlled by the control unit so that it cannot be performed.

In the above embodiment, the position of the toaster 7 is detected by the position detection switch 9 and the function of the microwave oven corresponding to the detected position of the toaster 7 is detected (toaster cooking function or microwave cooking). However, if the cooking function selected by this cooking function selecting means is incorrect, for example, the toaster 7 When the microwave cooking function is selected when the toaster 7 is in the use position, or when the toaster cooking function is selected when the toaster 7 is in the non-use position, the position detection switch 9 is used. When the position of the toaster 7 is detected and the detection result does not correspond to the cooking function selected by the cooking function selecting means, cooking is performed. By controlling so as not to,
It may be configured to prevent malfunction.

[0027]

The microwave oven of the present invention is provided with a magnetron for supplying microwaves to the food in the heating chamber, so that the microwave oven is located at the bottom of the heating chamber when in use and at the side when not in use. Rotatably provided with a toaster, a toaster position detector for detecting the position of the toaster is provided, and when the toaster position detector detects that the toaster is in the use position, the toaster cooking is in the non-use position. When a microwave oven is detected, a control unit that performs microwave cooking is provided, so it is possible to automatically perform cooking at the position of the toaster without the user selecting cooking according to the position of the toaster. The operability of can be improved.

Further, the toaster is formed of a heater and a bottom plate which serves as a side wall of the heating chamber when the toaster is not used, and a pancass receiver for receiving pancus falling from the bottom plate when the toaster is not used is detachably provided. So
You can clean the pancass with a simple operation of removing the pans tray.

Further, an air guide plate is provided for guiding the cooling air from the cooling fan for cooling the magnetron to a space formed by the bottom plate of the toaster and the side surface of the heating chamber when the toaster is not used. The bottom plate of the toaster is provided with a ventilation hole for blowing the air guided from the air guide plate to the heating chamber, and when the toaster is not in use, the heater and the cooling fan are driven to perform hot air circulation cooking. Since the control unit is provided, hot-air circulation cooking can be performed using the toaster and the cooling fan without adding a dedicated component for performing hot-air circulation cooking.

[Brief description of drawings]

FIG. 1 is a plan sectional view showing an embodiment of a microwave oven of the present invention.

FIG. 2 is a vertical cross-sectional view showing a state where the microwave oven of the present invention is viewed from the side.

FIG. 3 is a vertical cross-sectional view showing a state where the microwave oven of the present invention is viewed from the front.

FIG. 4 is a front view showing a toaster cooking state in the microwave oven of the present invention.

FIG. 5 is a front view showing a microwave cooking state in the microwave oven of the present invention.

FIG. 6 is a front view showing a hot-air circulating cooking state in the microwave oven of the present invention.

[Explanation of symbols]

 1 Range Main Body 2 Heating Chamber 3 Magnetron 5 Cooling Fan 7 Toaster 9 Position Detection Switch 10 Bottom Plate 11 Lower Heater 13 Upper Heater 14 Baffle Plate 15 Blower Hole

Claims (3)

[Claims] 1. A microwave oven equipped with a magnetron for supplying microwaves to food in a heating chamber, wherein the microwave oven is rotated in the heating chamber so as to be located at a bottom portion of the heating chamber when in use and to a side portion when not in use. A toaster is provided freely, and a toaster position detector that detects the position of the toaster is provided. When the toaster position detector detects that the toaster is in the use position, it detects toaster cooking and that the toaster is not in the use position. Then, the microwave oven is provided with a control unit for performing microwave cooking. 2. The microwave oven according to claim 1, wherein the toaster is formed of a heater and a bottom plate serving as a side wall of the heating chamber when the toaster is not used, and receives a pancus falling from the bottom plate when the toaster is not used. A microwave oven with a pancass holder detachably installed. 3. The microwave oven according to claim 1, wherein the toaster is composed of a heater and a bottom plate which is a side wall of the heating chamber when the toaster is not used, and a cooling air from a cooling fan for cooling the magnetron is supplied. An air guide plate that guides the space formed by the bottom plate of the toaster and the side surface of the heating chamber is provided in the unused state of the toaster, and the wind introduced from the air guide plate to the bottom plate of the toaster is blown to the heating chamber. A microwave oven provided with a ventilation hole for controlling the heater and the cooling fan to drive hot air circulation cooking when the toaster is not in use.