JP2005228585A - Induction cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a motor of exhaust fan from becoming heated, by radiated heat from a roaster or hot air discharged from the exhaust fan in the arrangement where a deodorant catalyst, a heater for heating the catalyst, the exhaust fan, and its motor are prepared on the back side of the roaster to clean and deodorize the catalyst. <P>SOLUTION: On the back side of the roaster 4, a catalyst 19, a heater 15 for heating the catalyst, an exhaust fan 20 for forcibly discharging oily smoke through the catalyst 19 outside a body 1, its motor 20a and an exhaust duct 21 are prepared. On the upper face of the roaster 4 side of a housing case 9 constituting a controller unit 8, a heating coil 6 and corresponding opening 14 for cooling are prepared. An air passage 23 for cooling air is prepared between the opening 14 and the motor 20a to send a part of cooling air, which is lead from a cooling fan 11 to the opening 14 through the controller unit 8, to the motor 20a through it. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a configuration of a roaster unit in an induction heating cooker including a heating coil and a roaster unit in a main body.

  Conventionally, in a single fish roaster or the like, a product in which a catalyst is incorporated in order to deodorize odors and oily smoke generated when roaster cooking is performed.

  As a conventional example in which a catalyst is incorporated into this single fish roaster, there is an example shown in Patent Document 1.

  This is equipped with a deodorizing device consisting of a catalyst and an exhaust fan at the rear rear part of the cooking chamber, and the odor and oil smoke generated in the cooking chamber during cooking of fish etc. are deodorized by the exhaust fan through the deodorizing device. It discharges outside.

  On the other hand, in the built-in type heating cooker built into the system kitchen, etc., a combined cooker that combines an induction heating cooker and a roaster part is common, but since the product dimensions are matched to the system kitchen, the equipment is simple. In addition to the restriction that the main unit cannot be made large, the roaster unit and the control unit are arranged inside the main unit, and a plurality of heating coils and resistance heaters are arranged on the upper part, ensuring a sufficient effective space in the main unit. There is a problem peculiar to induction heating cookers that cannot be done.

  Among these limitations and problems, there are examples shown in Patent Document 2 and Patent Document 3 as conventional examples in which a catalyst is incorporated in the roaster portion.

  The one shown in Patent Document 2 incorporates a deodorizing catalyst and an intake fan at the rear of the grill cabinet, circulates and uses fresh and clean hot air purified and deodorized by the deodorizing catalyst for cooking, and discharges extra steam to the outside. Is.

  Moreover, what is shown to patent document 3 incorporates a deodorizing catalyst and a smoke removal fan in the back of a cooking chamber, smokes which generate | occur | produce during cooking are smoked with a deodorizing catalyst, and are discharged | emitted out of a cooking chamber.

JP-A-8-336465

JP 2002-263006 A JP 2003-144333 A

  As shown in Patent Document 1, in the conventional example in which a catalyst is incorporated into a single fish roaster, the size of the device body is not restricted, so the deodorizer and the exhaust fan can be freely installed at the rear rear part or upper part of the cooking chamber. And its motor can be incorporated.

  However, as shown in Patent Document 2 and Patent Document 3, in the built-in induction heating cooker, there is a restriction that the apparatus main body side cannot be easily enlarged because the product dimensions are matched to the system kitchen as described above. In addition, a roaster unit and a control unit are arranged in the main body, and a plurality of heating coils and resistance heaters are arranged on the upper part, so that sufficient effective space cannot be secured. When the deodorizing catalyst, a catalyst heating heater that heats the deodorizing catalyst, and an exhaust fan and its motor are arranged to purify and deodorize the deodorizing catalyst, the exhaust fan motor radiates heat from the roaster section. Or heated by the hot air exhausted by the exhaust fan, the parts that make up the motor may deteriorate, or the insulation performance may deteriorate. Life is shortened Te, there is a problem that impairs the reliability.

  For this reason, in a built-in type combined cooker in which an induction heating cooker and a roaster unit are combined, one in which a deodorizing catalyst device is incorporated in the roaster unit has not yet been put into practical use.

  The present invention has been made to solve the above-described problems. Specifically, a heating coil for induction heating provided with a plate for placing a container on the upper surface of the main body and disposed substantially horizontally below the plate is provided. And a control unit and a cooling fan corresponding to the two heating coils in the main body on the opposite side of the roaster part below the heating coil. And the like, and a suction fan for forcibly discharging the catalyst, the heater for heating the catalyst, and the oil smoke passing through the catalyst to the outside of the main body. And a motor and an exhaust duct, and a cooling port is provided on the upper surface of the case on the side of the roaster portion so as to correspond to the heating coil, and cooling air is provided between the cooling port and the motor. The air passage is provided, it is a part of the cooling air sent to the control unit the unit from the cooling fan those to send through the cooling air guiding path to the motor from the cooling holes.

  According to the induction heating cooker of the present invention, after the control unit unit that houses the control unit of the heating coil, the cooling fan, and the like, and a part of the cooling fan that cools the heating coil are cooled in the control unit unit, By sending air to the motor through the air duct, the deodorizing catalyst, the catalyst heating heater for heating the catalyst and the exhaust fan, and the motor are arranged on the back side of the roaster section. Even when purifying and deodorizing are performed, the motor of the exhaust fan is less heated by the radiant heat from the roaster section and the hot air exhausted by the exhaust fan, and the various components that make up the motor deteriorate. In addition, it is possible to solve the problem that the insulation performance is lowered and the life is shortened and the reliability is impaired.

  In addition, in this way, in the built-in type combined cooker in which the induction heating cooker and the roaster unit are combined, the deodorization catalyst device can be incorporated into the roaster unit.

  An embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is an external perspective view of an induction heating cooker of the present invention incorporated in a system kitchen, FIG. 2 is a top view showing the structure of the main body, FIG. 3 is a front view thereof, and FIG. 5 is a cross-sectional view taken along the line BB of FIG. 2, and FIG. 6 is a schematic perspective view of the same.

  In the figure, reference numeral 1 denotes a main body of the induction heating cooker, which has an opening 1a serving as an intake / exhaust passage on the upper surface of the rear portion, and is installed in the system kitchen 24 by being dropped from the upper surface. 2 is a container such as a pan, which is to be cooked with an object to be heated. Reference numeral 3 denotes a plate made of heat-resistant glass or the like, which is provided on the upper surface of the main body 1 and on which the container 2 is placed.

  Reference numeral 4 denotes a roaster section which is provided on the left side or right side (left side in the present embodiment) of the main body 1 below the heating coil 6 which will be described later. In addition, a grill net or the like is incorporated, and a fish or the like can be placed on the grill net for baking.

  An operation unit 5 is disposed on the right front surface of the main body 1 so as to be positioned beside the roaster unit 4 and performs power on / off, heating setting, and the like.

  Two heating coils 6 are arranged substantially horizontally on the left and right sides of the top case 7 installed on the upper part of the main body 1 below the plate 3 to inductively heat the container 2.

  Reference numeral 8 denotes a control unit, which is provided in the main body 1 on the lower surface of the top case 7 on the side opposite to the roaster 4, and has a substantially hollow box-shaped case 9 made of resin, and a heating unit installed in the case 9. A control unit 10 that controls the coil 6 and the roaster unit 4 and a cooling fan 11 that cools the drive element of the heating coil 6 are configured.

  Further, an intake port 12 for sucking cooling air into the case 9 through the opening 1a in the rear part of the main body 1 is provided on the upper surface on the rear side of the case 9, and two heating surfaces are provided on the upper surface on the front side and the upper surface on the roaster unit 4 side. Cooling ports 13 and 14 are provided so as to correspond to the coil 6.

  Next, the detailed configuration of the main part of the roaster portion 4 will be described. Reference numeral 18 is a roaster case having an upper surface, side surfaces, a bottom surface, and a rear surface, and an open front surface. Baking roaster heaters 16 and 17 are arranged (in this embodiment, explanation is made on a double-sided roaster, but the roaster heater may be a single-sided baking only on the upper surface). A catalyst heating heater 15 is provided on the front side of the catalyst 19 for deodorizing odors and oily smoke, and on the front side of the catalyst 19 so as to face the catalyst 19.

  Further, an exhaust fan 20 and an exhaust duct 21 for forcibly discharging oil smoke passing through the catalyst 19 to the outside of the main body 1 are provided on the back side of the roaster case 18, and exhaust gas discharged from the roaster case 18 is exhausted to the exhaust duct. 21 and the exhaust port 22 opened on the upper surface of the main body 1 through the opening 1a on the upper surface of the rear portion of the main body 1.

  20a is a motor of the exhaust fan 20, and is arranged on the back side of the roaster unit 4 and at the rear of the main unit 1 so as to protrude toward the control unit unit 8 arranged on the right side of the main unit 1. The temperature rise in the peripheral part caused by the heating of is not directly received.

  A cooling air duct 23 is provided between the motor 20 a and the cooling port 14 on the upper surface of the case 9 on the side of the roaster 4, and the heating coil 6 passes from the cooling fan 11 through the output control unit 10 and the cooling port 14. A part of the cooling air sent to the side is sent to the motor 20 a through the cooling air duct 23.

  The present invention has the above configuration, and the overall operation will be described next.

  When the user puts food such as fish on the grill of the roaster unit 4 and operates the operation unit 5, the upper and lower roaster heaters 16 and 17 and the catalyst heating heater 15 start energization.

  Next, the exhaust fan 20 is driven, and the oil smoke generated when grilling the fish is smoked and deodorized through the catalyst 19 provided on the back side of the roaster case 18, and the exhaust port 22 opened to the rear upper surface of the main body 1 through the exhaust duct 21. The air is discharged from the opening 1a to the outside (indoor).

  On the other hand, the control unit 8 that controls the upper and lower roaster heaters 16 and 17 and the heater 15 for heating the catalyst of the roaster unit 4 also starts a predetermined operation to drive the cooling fan 11 and is sent from the cooling fan 11. The cool air cools the control unit 10 in the control unit 8 and is then discharged from the cooling ports 13 and 14 on the upper surface of the case 9. A part of the cold air flows to the motor 20 a of the exhaust fan 20 through the cooling air duct 23. Cool 20a.

  As a result, the temperature of the motor 20a of the exhaust fan 20 is less likely to rise due to radiant heat from the roaster section 4 or hot air exhausted by the exhaust fan 20, and various parts constituting the motor 20a are deteriorated or insulation performance is reduced. The life is shortened and reliability is not lost.

  In addition, after cooking of a food is complete | finished, electricity supply to the upper and lower roaster heaters 16 and 17 stops, and operation | movement of the control part unit 8 which controls the heater 15 for catalyst heating, etc. is also stopped. As a result, food such as fish can be taken out from the roaster unit 4 by pulling out the grill net in the roaster unit 4.

  As described above, according to the present invention, a part of the cool air from the control unit 8 of the heating coil 6 and the cooling fan 11 that cools the heating coil 6 corresponds to the heating coil 6 on the upper surface of the control unit 8. Is sent to the motor 20a of the exhaust fan 20 through the cooling port 14 and the cooling air air guide path 23 provided in the heater 24, whereby the catalyst 19 and the catalyst heating for heating the catalyst 19 are heated on the back side of the roaster section 4. Even when the heater 15 and the exhaust fan 20 and its motor 20a are arranged to purify and deodorize the catalyst 19, the motor 20a of the exhaust fan 20 is radiated by the radiant heat from the roaster section 4 or the exhaust fan 20. It is less heated by the exhausted hot air, and various parts that make up the motor 20a are deteriorated and insulation performance is reduced. Beat or to life is shortened, it is possible to solve the problem of impairing reliability.

It is an external appearance perspective view of the state which incorporated the induction heating cooking appliance of this invention in the system kitchen. It is a top view which shows the main body structure of the induction heating cooking appliance of this invention. It is a front view which shows the main body structure of the induction heating cooking appliance of this invention. FIG. 3 is a sectional view taken along line AA in FIG. 2. FIG. 3 is a sectional view taken along line B-B in FIG. 2. The schematic perspective view explanatory drawing of the induction heating cooking appliance of this invention is shown.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main body 4 Roaster part 6 Heating coil 8 Control part unit 11 Cooling fan 14 Cooling port 15 Heater 19 for catalyst heating Catalyst 20 Exhaust fan 20a Motor 21 Exhaust duct 23 Cooling air duct

Claims (1)

A plate (3) for placing the container (2) is provided on the upper surface of the main body (1), and two induction heating coils (6) arranged substantially horizontally below the plate (3). A roaster (4) is provided on the left or right side of the main body (1) below the heating coil (6), and the main body (1) on the opposite side of the roaster (4) below the heating coil (6). A control unit (8) comprising a case (9) housing a control unit (10) corresponding to the two heating coils (6), a cooling fan (11) and the like therein, and the roaster unit ( 4) on the back side of the catalyst (19), a heater (15) for heating the catalyst, an exhaust fan (20) for forcibly discharging the oil smoke passing through the catalyst (19) out of the main body (1), The motor (20a) and the exhaust duct (21) are provided, A cooling port (14) is provided on the upper surface of the roaster portion (4) of the source (9) so as to correspond to the heating coil (6), and cooling air is provided between the cooling port (14) and the motor (20a). An air guide path (23) is provided, and a part of the cooling air sent from the cooling fan (11) into the control unit (8) is sent from the cooling port (14) to the motor (20a) through the cooling air air guide path (23). Induction heating cooker characterized by being sent to).

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