KR100257552B1 - Heat cooking device - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating cooker such as an oven range for cooking a variety of foods by an optimal heating method using a radiant heater and a microwave generator as heating means, the side plate heater being operated according to the size or quantity of the object to be heated. The object of the present invention is to provide good heating and cooking by controlling the temperature control. In the configuration, the heating chamber 2 for storing the heated object 1 and the mounting table 3 on which the heated object 1 is placed are placed. And a driving means (14) for driving the ceiling plate heater (5), the bottom plate heater (6), the movable side plate heater (13) and the movable side plate heater (13) which heat the heated object (1). And a control unit 19 for controlling the power supply to each heater and the driving means 14, and controlling the driving means 14 according to a cooking menu to rotate or rotate the movable side plate heater 13; Characterized in that the configuration to move along with the lifting Will. By this structure, the roasting unevenness and excessive drying which were seen by the conventional heating method by hot air circulation can be suppressed, and various heated objects can be heated and cooked satisfactorily.

Description

Cooker

1 is a front sectional view of a heating chamber of a heating cooker of one embodiment of the present invention.

2 is an external view of a copper cooker.

3 is a block diagram showing the configuration of the control system of the copper cooking stove.

4 is a comparison of the preheating time of the heating cooker between the embodiment of the present invention and the conventional embodiment.

Fig. 5 (a) is a planar temperature distribution diagram of a mounting table at the time of heating a heated object of a heating cooker between the embodiment of the present invention and the conventional embodiment, (b) is a plan view of the copper mounting table.

6 (a) is a view showing a heating method when preheating the heating cooker of one embodiment of the present invention.

(b) is a diagram showing the heating cooking method of the copper heating cooker.

(c) is a view showing another heating cooking method of the copper heating cooker.

(d) shows another heating cooking method of the copper heating cooker.

(e) is a view showing another heating cooking method of the copper heating cooker.

7 is a side cross-sectional view of one embodiment of a conventional heat cooker.

* Explanation of symbols for main parts of the drawings

1: heating object 2: heating chamber

3: wit 4: door

6: bottom plate heater 12: heating command key (input means)

13: movable side plate heater (side plate heater) 14: driving means

16: shelf 17: mounting table detection device (detection means)

18: magnetron (microwave generator) 19: control unit

20: memory means

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating cooker such as an oven range for cooking various foods by an optimal heating method using a radiant heater and a microwave generator as heating means.

As can be seen in the conventional oven range, as a heating method using a heater, a heater is disposed on a ceiling plate and a bottom plate of a heating chamber, and the so-called convection method of heating and cooking by radiant or convective heat of the heater A so-called hot air circulation system is known in which a blower is sent to a heating chamber and heated and cooked by hot air.

Hereinafter, the structure of the hot air circulation system which is one example is demonstrated, referring drawings.

As shown in FIG. 7, the heating chamber 2 which heats the to-be-heated object 1, and the detachable mounting base 3 and the heating chamber 2 which place the to-be-heated object 1 on the airtight seal are sealed. Blowing the heat of the door 4 and the top plate heater 5, the bottom plate heater 7, the back plate heater 7, and the back plate heater 7, which are means for heating the heated object 1, to the heating chamber It is comprised by the circulation fan (8).

The circulation fan 8 and the back plate heater 7 are arranged in the additional heat chamber 9 formed at the rear of the heating chamber 2, and hot air is applied to the back plate partitioning the heating chamber 2 and the additional heat chamber 9. A plurality of holes 10 are formed so that they can be circulated. Then, the heat of the back plate heater 7 is blown into the heating chamber 2 by the circulation fan 8 to heat the heated object 1.

With this configuration, when heating the heated object 1 in accordance with the cooking menu, the radiant heat of the ceiling plate heater 5, the bottom plate heater 6, the back plate heater 7 and the circulation fan 8 Each hot air is controlled to perform heating suitable for a cooking menu.

However, in the conventional hot air circulation type heating method, the hot air blowing portion of the back plate heater 7 and the temperature gradient are large at the door portion, and, naturally, the hot air blowing portion of the back plate heater 7 has a high temperature, and the door There was a tendency for the temperature to decrease as it was turned toward the side, and the to-be-heated material 1 was not heated uniformly, and was a cause of roasting unevenness. For this reason, in order to eliminate any unevenness in roasting, the method of placing the heated object 1 on a round plate and heating it while rotating is common. However, when the round plate is used, the amount that can be cooked at a time decreases. There was this. In addition, since hot air directly touches the surface of the heated object 1, the moisture layer on the surface of the heated object 1 is blown away, only the surface is rapidly heated and dried, and as a finished state, the surface is permeable. Even if it becomes dark or the roast color is dark, the cooking performance is not desirable because the inside is not sufficiently heated. For this reason, in the prior art, efforts have been made to improve the cooking performance by adjusting the blowing position of the hot air and the amount of air, but there are many difficulties and insufficient.

In addition, in the convection heating method using the conventional ceiling plate heater and the bottom plate heater of the piece, the number of users of the mounting table is limited, and a large amount of the heated object cannot be cooked at once, It is necessary to increase the capacity of, and in doing so, it takes time to heat or increases the power consumption of the heater.

Therefore, heating cookers having both a convection method and a hot air circulation method are also available. However, it is not enough to compensate for each defect, and in particular, when cooking in two stages, roasting unevenness and drying occur. It was said that it was not good result.

In addition, since cooking is performed using only a ceiling heater, cooking is performed using a ceiling heater only when the cooking is applied to the surface of the object to be heated, such as grilling. It was necessary and was taking time.

This invention aims at eliminating such a conventional subject, and makes it the 1st objective to heat-process well by controlling the side plate heater to operate according to the magnitude | size and quantity of a to-be-heated object.

The second object is to automatically select the heating method of the heated object and to cook the heated object under optimum heating conditions by detecting the type of mounting table or where the mounting table is placed in the heating chamber.

A third object of the present invention is to shorten the time of preheating the heating chamber and to realize energy saving.

In order to achieve the first object, the present invention provides a heating chamber comprising a ceiling plate, a bottom plate, and a side plate for receiving a heated object, and a door for sealing the heating chamber. A mounting table on which the heated object is placed, a ceiling plate heater and a bottom plate heater for heating the heated object, side plate heaters for driving the side plate heaters, driving means for driving the side plate heaters, supplying power to the respective heaters, and A control unit for controlling the drive means is provided, and the side plate heater is configured to move with rotation or rotation and lifting by the drive means in accordance with a cooking menu.

In order to achieve the second object, the present invention includes a shelf unit having one or more stages on which a mounting table is placed on the side plate of the heating chamber, and detection means for detecting the mounting table, wherein the mounting table is mounted by the detecting means. Was detected and the side plate heater was driven by the drive means.

In addition, there is provided an input means for encoding and inputting a heating method of the cooking menu, and a storage means for storing heating conditions corresponding to the input code. The control unit is configured to display the command inputted by the input means and the placing table. The storage means was searched based on the detecting means to detect, and the drive and power supply of the side plate heater were controlled.

The mounting table on which the heated object is to be placed may be round, angular or reticulated, and the controller may determine the type of the mounting table by the input means and the detection means of the mounting table. It was set as the structure which controls the drive and power supply of a side plate heater.

In addition, the heating means for heating the object to be heated includes: the ceiling plate heater, the bottom plate heater, the side plate heater, and the microwave generator, and the control unit is a command input by the input means of the cooking menu and the The storage means was retrieved based on an instruction of the detection means for detecting the mounting table, and the drive and power supply between the microwave generator and the side plate heater were controlled.

In order to achieve the third object, the present invention is a means for preheating a heating chamber before heating a heating target object, wherein the side plate heater is driven by a driving means to a heating chamber central part, and power is continuously supplied to the side plate heater. After reaching the predetermined temperature inputted from the input means, the controller is configured to supply power to the ceiling plate heater, the bottom plate heater, and the side plate heater.

According to the above-described configuration, the present invention searches for the storage means by the command input from the input means and the detection means for detecting the mounting table, and drives the ceiling plate heater, the bottom plate heater and the side plate heater, and the microwave generator. By controlling the power supply, various foods can be heated and cooked. In addition, since hot air is not blown on the food, drying and unevenness of the surface of the food can be suppressed, and a good finished state can be realized.

Further, during preheating, the side plate heater is driven to be disposed in the center of the heating chamber, whereby the heat dissipation to the outside of the heating chamber can be reduced, and the inside of the heating chamber can be heated to a predetermined temperature efficiently in a short time.

Hereinafter, one embodiment of the present invention will be described with reference to the drawings. In addition, the member of the same name as a conventional Example uses the same number, and abbreviate | omits description.

2 is an external view of a heating cooker according to the food heating method of the present invention. That is, the door 4 is supported by the front and back of the main body 23, and the opening of the heating chamber which accommodates food is occluded. On the operation board 11, a heating command key 12, which is an input means, is arranged, and a heating method is selected based on a code input from the heating command key 12 and information from a mounting table detecting apparatus described later. Command to.

1 is a front sectional view of the heating chamber, in which the ceiling plate heater 5 for heating the heated object 1 and the bottom plate heater 6 and the side plate heater 13 that are movable are arranged in the heating chamber 2. The movable side plate heater 13 is driven by the drive means 14 provided on the rear side of the heating chamber 2. On the side of the heating chamber 2, a shelf portion 16 on which the placing table 3 on which the heated object 1 is placed is formed, and the placing table detecting device 17 for detecting that the placing table 3 is placed thereon. Is arranged behind the heating chamber 2. In the heating chamber 2, a magnetron 18 serving as a microwave generator is arranged. The drawing base detection apparatus which mounted on the shelf part 16 formed in the heating chamber 2 by the mounting base 3 which mounted the to-be-heated material 1 in the inside of the heating chamber 2 was installed in the back of the heating chamber. (17) detects and displays the scene in which the drive means 14 drives the movable side plate heater 13 to move from the side surface of the heating chamber 2 to the center. Moreover, when preheating the heating chamber 2 before heating the to-be-heated object 1, the movable side plate heater 13 is driven by the drive means 14 to the center part of the heating chamber 2, and a movable side plate After supplying power continuously to the heater 13 and reaching a predetermined temperature input from the heating command key 12, which is an input means, the ceiling plate heater 5 and the bottom plate heater 6 are supplied. Supply control to the movable side plate heater 13 is performed.

3 is a block diagram showing the configuration of the control system. The control unit 19 decodes the heating command code input from the heating command key 12 and the information from the mounting base detection device 17, and stores the storage means 20. Read the specified heating condition. As the heating condition, control data of the drive means 14, which is a drive device of the movable side plate heater 13, control of power supply to the ceiling plate heater 5, the bottom plate heater 6, and the movable side plate heater 13, The data indicating the power supply condition to the magnetron 18 is stored. These data may be control values of the time series data of each block, and may be any formula. In the case of the equation, the control unit 19 calculates this to obtain time series data, and based on the time series data, the ceiling plate heater 5, the bottom plate heater 6, the movable side plate heater 13, and the driving means 14 are obtained. The power supply to the magnetron 18 is controlled.

4 compares the time used for preheating up to a predetermined temperature in the embodiment of the present invention and the conventional embodiment. As a result, the movable side plate heater 13 of the present invention is driven to the center of the heating chamber during preliminary heating, and power is continuously supplied to the movable side plate heater 13 up to a predetermined temperature. Since the heat dissipation to the outside of the heating chamber is smaller than the heating by the heater 5, the bottom plate heater 7, and the back plate heater 7, the preheating time is shortened.

5 (a) and 5 (b) compare the planar temperature distribution of the mounting table 3 at the time of heating the heated object 1 in the embodiment of the present invention and the conventional embodiment. As a result, in the conventional embodiment, the temperature of the mounting table with the heating time tends to decrease in temperature as the inside of the rear plate heater 7 is near the hot air blowing portion and the temperature is lowered toward the front of the door. Is large. On the other hand, in the embodiment of the present invention, it is improved to 1/3 of the temperature difference of the conventional embodiment.

6 (a) shows a heating method during preheating in the present invention, wherein the movable side plate heater 13 is driven to the center of the heating chamber 2, and the heating chamber 2 is operated to a predetermined temperature. Indicate the shape that is heating.

In FIG. 6 (b), the stand detection device 17 provided behind the heating chamber detects that the angular mounting base 3 is placed on the upper and lower shelf portions 16 formed in the heating chamber 2, and is operated. The side plate heater 13 drives to the center part of the heating chamber 2, and displays the state that power supply control is carried out to the ceiling plate heater 5, the bottom plate heater 6, and the movable side plate heater 13. As shown in FIG. This heating method is suitable for heating cooking of confectionery such as cookies, butter rolls and cream puffs.

In FIG. 6 (c), the mounting base detection apparatus 17 provided in the back of the heating chamber 2 in which the angular mounting base 3 was mounted on the lower end of the shelf part 16 formed in the heating chamber 2 is shown. ), The movable side plate heater 13 is driven toward the side plate of the heating chamber 2, and the power is supplied to the ceiling plate heater 5, the bottom plate heater 6, and the movable side plate heater 13 to be controlled. Display the shape. This heating method is suitable for heating cooking of a large-capacity food such as grilled chicken because it is heated so as to surround the heated object 1 from above, below, left and right of the heating chamber 2.

FIG. 6 (d) shows that the angular mounting base 3 is placed on the lower end of the shelf 17 formed in the heating chamber 2, and the mesh mounting base 21 is placed on the upper end. The device 17 detects and displays the state in which the movable side plate heater 13 drives to the center of the heating chamber 2 and supplies power to the ceiling plate heater 5 and the movable side plate heater 13. . This heating method is suitable for cooking in which a pressed meal is placed on the surface of the heated object 1 in a short time, and the heated object 1 is heated by sandwiching the heated object 1 from above and below. The trouble of flipping on the way becomes unnecessary.

In FIG. 6 (e), the mounting base detection device 17 detects that the heated object 1 is placed on the round mounting table 22, and the magnetron 18, the ceiling plate heater 5, and the bottom plate heater (7) The power supply control to the movable side plate heater 13 is shown. This heating method is suitable for cooking a large amount of the heated object 1 such as a cake in a short time.

In addition, in the embodiment of the present invention, the heating method and the mounting table input from the input means

Although a configuration is shown in which the heating proceeds in the storage means from the type of the mounting table and the shelf position detected by the detecting device, the heating environment is measured, and the environment of the heating chamber is measured to feed back power to each heater and the magnetron. You may provide a detection means. As the detection means, there are a temperature detection means, a humidity detection means, a radio wave detection means and the like.

Moreover, although the mounting base detection apparatus was installed in the back of a heating chamber, it may be a heating chamber side or a bottom surface. It is apparent that as the detection means are diversified, the detection of the number, types, and positions of the mounting table becomes easier, and the heating means is also richer.

As apparent from the above description, the present invention brings the following effects.

① By controlling the moving side plate heater according to the cooking menu, it is possible to perform good heating cooking by suppressing unevenness and excessive drying of the heated object seen in the conventional heating method by heat ① wind circulation.

② In cooking that puts pressed meals on the surface of the object to be heated for a short time, such as grilling, by moving the side plate heater to the center of the heating chamber, the object to be heated can be heated between the top and bottom of the heater. There is no need to turn over in the middle of cooking as it is.

③ By detecting the mounting table in the heating chamber by detecting the mounting table, it detects where the mounting table is placed, selects the heating unit based on this detection information, and controls the side plate heater to determine where the mounting table is placed on the shelf. Irrespective of the shelf, the heated object can be cooked under optimum heating conditions.

(4) an input means for encoding and inputting a heating method of the cooking menu, and a storage means for storing heating conditions corresponding to the input code, and based on a detection means for detecting a command input by the input means and a mounting table; By carrying out the operation control of the side plate heater and the power supply control to each heater, favorable heating cooking can be performed by the heating means according to the size, type, and quantity of a to-be-heated object automatically.

⑤ In addition, the type of mounting table is made into the back, angular, and net types, and the size, type, and quantity of the heated object are automatically determined by discriminating the type of mounting table by the input means and the means for discharging the mounting table. In this way, suitable heating means can be selected to provide good heating.

⑥ In addition, by providing the ceiling plate heater, the bottom plate heater, the side plate heater and the magnetron, the heated object can be heated simultaneously or alternately with the heater heating and the microwave heating, so that good heating cooking can be performed in a short time.

(7) By moving the side plate heater to the central part of the heating chamber during preheating and supplying power continuously to a predetermined temperature, the heat dissipation of the heat to the outside during heating can be reduced, thus preheating time can be shortened and energy saving can be achieved. can do. After the predetermined temperature is reached, the power supply to the ceiling plate heater, the bottom plate heater, the side plate heater and the magnetron is controlled so that when heating and heating the heated object, the inside of the heating chamber is uniformly heated without any uneven place. Because of this, it can make it difficult to generate roasting unevenness.

Claims (5)

A heating chamber comprising a ceiling plate, a bottom plate and a side plate for receiving a heated object, a door for sealing the heating chamber, a mounting table on which the heated object is placed, and the mounting table on the side plate of the heating chamber. Detection means for detecting at least one shelf portion, the mounting table, a ceiling plate heater for heating the heated object and a bottom plate heater, and driving means for driving the side plate heater; And a control unit for controlling the power supply and the driving means, wherein the side plate heater is configured to move with rotation or rotation and lifting by the driving means in accordance with a signal and a cooking menu of the detection means. When the two side plate heaters are provided to both sides of a heating chamber, and the said side plate heater is driven to the center part of a heating chamber by the said drive means, the said ceiling plate heater, a side plate heater, and a bottom plate in a heating chamber. The two heating spaces are formed by the heater, and the heating of the heated object can be performed using only one of the two heating spaces, and the different heated types can be simultaneously cooked in the two heating spaces. At the same time, the same kind of heated object can be cooked at the same time, and when the side plate heater is driven toward the side plate by the driving means, the ceiling plate heater, the side plate heater, and the bottom plate heater are used. Heating cooker characterized in that cooking of a large amount of the heated object. 2. The apparatus according to claim 1, further comprising: input means for encoding and inputting a heating method of the cooking menu, and storage means for storing heating conditions corresponding to the input code, wherein the control unit includes a command inputted by the input means and the wit; And the storage means for searching the storage means based on the detection means for detecting the stage and controlling the driving and the power supply of the side plate heater. The mounting table on which the heated object is to be placed has several kinds of round, angular, and mesh shapes, and the control unit determines the type of the mounting table by input means and detection means of the mounting table. Heating cooker characterized in that the configuration to control the drive and power supply of the side plate heater. 4. The apparatus of claim 3, further comprising a microwave generator in addition to the ceiling plate heater, the bottom plate heater, and the side plate heater as heating means for heating the heated object, and the control unit further comprises: a command inputted by the input means of the cooking menu; And the storage means is searched based on an instruction of the detection means for detecting the mounting table to control the driving and power supply between the microwave generator and the side plate heater. 3. The heating apparatus according to claim 2, wherein the control unit drives the side plate heater to the center of the heating chamber by a driving means, and continuously supplies electric power to the side plate heater as a means for preheating the heating chamber before heating the heated object. And heating the ceiling plate heater, the bottom plate heater, and the side plate heater to reach a predetermined temperature input from the input means.