JP5271927B2 - Induction heating cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an induction heating cooker capable of attaching and detaching an exhaust tube insertion cover closing an opening of an electric oven for inserting an exhaust tube from an upper part of an exhaust port of a main body. <P>SOLUTION: In the induction heating cooker, an opening 2a for inserting an exhaust tube 51 of the electric oven 50 is arranged at the rear of a main body 2, the opening 2a is communicated with an exhaust section 13, an exhaust tube insertion cover 20 for closing the opening 2a is arranged, a fixed hole 22 is arranged at an upward face in the exhaust section 13, the opening 2a is closed by fixing the exhaust pipe insertion cover 20 to the fixed hole 22 in the exhaust section 13 with a fixing screw 21 from an upper part of an exhaust port 8 when the electric oven 50 is not used and an exhaust tube 51 is not mounted, the exhaust tube insertion cover 20 can be removed from an upper part of the exhaust port 8 when the exhaust tube 51 of the electric oven 50 is mounted by insertion into the opening 13 from the exhaust port 8, and the exhaust tube 51 can be fixed to the fixed hole 22 with the fixing screw 21. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a built-in induction heating cooker in which a built-in electric oven can be installed below.

  In so-called all-electric houses, an electric oven may be incorporated below an induction heating cooker (IH cooking heater) incorporated in a system kitchen.

  In this case, in order to prevent the exhaust (hot air) of the electric oven from being discharged into the system kitchen, it is necessary to provide an exhaust pipe for discharging the exhaust (hot air) of the electric oven to the outside of the system kitchen. As an example of the induction heating cooker corresponding to the mounting of such an exhaust pipe, there is HT-D20TS manufactured by Hitachi Appliance Co., Ltd., which was released in August 2009. This configuration will be described with reference to FIGS.

  When the electric oven is not incorporated into the system kitchen, as shown in FIG. 9, the exhaust tube insertion cover 120 is incorporated into the system kitchen in a state where it is screwed with a fixing screw 121 from the back surface of the main body 102.

  On the other hand, when the electric oven is incorporated into the system kitchen, as shown in FIG. 10, the electric oven is incorporated into the system kitchen with the exhaust tube insertion cover 120 and the fixing screw 121 removed. In the state shown in FIG. 10, since the opening 102a penetrating up and down the main body 102 is opened, the exhaust of the electric oven is discharged to the outside of the system kitchen via the exhaust pipe provided through the opening 102a. Can do.

  In addition, since there is no publicly known document relating to the above configuration of HT-D20TS manufactured by Hitachi Appliances, attachment of prior art documents is omitted.

  In the conventional induction heating cooker shown in FIGS. 9 and 10, the exhaust pipe insertion cover 120 is fixed from the rear side of the main body 102 with the fixing screw 121, so that the fixing screw 121 is installed in the state where the main body 102 is assembled in the system kitchen. Could not be removed. Therefore, if you want to open the opening 102a when installing an additional electric oven, to access the fixing screw 121 on the back of the main body 102, it is necessary to remove the main body 102 from the system kitchen once, Workability was very bad.

  An object of this invention is to provide the induction heating cooking appliance which can improve workability | operativity at the time of adding and installing an electric oven in the system kitchen in which the induction heating cooking appliance was incorporated.

  The present invention has been made to solve the above-mentioned problems. In claim 1, a top plate provided on the upper surface of the main body, a top plate frame bonded to the periphery of the top plate, and disposed in the main body. In an induction heating cooker comprising an induction heating coil, a substrate, an induction heating coil, an exhaust portion of the substrate, and an exhaust port provided in the top plate frame and communicating with the exhaust portion, an electric oven is provided at a rear portion of the main body. An opening for inserting the exhaust pipe is provided, the opening communicates with the exhaust part, an exhaust pipe insertion cover for closing the opening is provided, a fixing hole is provided on an upward surface in the exhaust part, and the electric oven is When the exhaust tube is not used and not mounted, the exhaust tube insertion cover is fixed to the fixing hole in the exhaust portion from above the exhaust port with the fixing screw to close the opening, and the electric orb When the exhaust tube is inserted into the opening from the exhaust port and installed, the exhaust tube cover can be removed from above the exhaust port, and the exhaust tube can be fixed to the fixing hole with a fixing screw. .

  According to the first aspect of the present invention, when the electric oven is not used, the opening for inserting the exhaust pipe of the main body is closed by the exhaust pipe cover, so that the exhaust gas does not leak into the system kitchen and the temperature rises. Since it is easy to use and there is no passage communicating with the upper surface of the main body, there is no possibility of insects invading the adjacent intake and exhaust ports on the upper surface of the main body, and failure can be prevented.

  In addition, a partition plate surrounding the periphery of the exhaust pipe is unnecessary, and the cost can be reduced.

  In addition, since the exhaust tube insertion cover and the exhaust tube are fixed with fixing screws inside the main body, the appearance of the top plate and the top plate frame is not damaged, and the customer is not dissatisfied.

  In addition, when installing an electric oven after installing the main body in the system kitchen, the exhaust pipe cover can be attached and detached from the exhaust port without removing the main body from the system kitchen, so the workability is very good, The system kitchen is not scratched and the customer is not dissatisfied.

  Further, since the fixing screw is screwed into the fixing hole that has been tightened with the fixing screw, the screw can be easily tightened and a reliable operation can be performed.

  In addition, even when the combination with the electric oven is stopped and the electric oven is removed and used only with the main body, the repair that closes the opening with the exhaust tube cover can be performed with good workability. Can be used without inconvenience.

It is the schematic of the system kitchen which incorporated the induction heating cooking appliance in the upper part, and incorporated the electric oven in the lower part. It is an external appearance perspective view of the induction heating cooking appliance of one Example. It is a perspective view of the induction heating cooking appliance of one Example of the state which removed the top plate. It is a top view of the induction heating cooking appliance of one Example of the state which removed the guard of the exhaust port. It is a perspective view which shows the 1st process of connecting an induction heating cooking appliance and an electric oven. It is a perspective view which shows the 2nd process of connecting an induction heating cooking appliance and an electric oven. It is a perspective view which shows the 3rd process of connecting an induction heating cooking appliance and an electric oven. It is a perspective view which shows the 4th process of connecting an induction heating cooking appliance and an electric oven. It is a perspective view of the conventional induction heating cooking appliance of the state which attached the exhaust pipe insertion cover. It is a disassembled perspective view of the conventional induction heating cooking appliance of the state which removed the exhaust pipe insertion cover.

  Embodiments of the present invention will be described below with reference to the drawings.

  In FIG. 1, reference numeral 1 denotes a system kitchen, which has three openings: an upper opening 1a provided on the top plate, a front opening 1b provided on the upper front, and a gate-shaped lower opening 1c provided on the lower front. Yes. Reference numeral 2 denotes a main body of the induction heating cooker that is incorporated into the upper part of the system kitchen 1 from the upper surface opening and the front surface is exposed from the front opening 1b.

  Reference numeral 50 denotes an electric oven built into the lower part of the system kitchen 1 from the lower opening 1c. Note that an electric microwave oven having a microwave function may be used instead of the electric oven.

  In FIG. 2, 3 is a top plate made of heat-resistant glass or the like disposed on the upper surface of the main body 2 for placing a cooking pan (not shown) when cooking. Reference numeral 4 denotes a metal top plate frame which is bonded to the periphery of the top plate 3 with silicon or the like. When the main body 2 is incorporated in the system kitchen 1, the main plate 2 is suspended and held by the top plate frame 4 coming into contact with the peripheral edge of the top opening 1a of the top plate. Reference numeral 6 denotes a mounting portion provided on the top surface of the top plate 3, which indicates a position where a cooking pan is placed and cooked by cooking during cooking. The right mounting portion 6 a and the left mounting portion 6 b are arranged in the front. The central mounting portion 6c is disposed in the center. Reference numeral 17 denotes a cooking chamber for cooking grilled fish or the like with a roaster provided at the lower left side of the main body 2. Reference numeral 10 denotes an upper operation unit for setting the heating power of the mounting unit 6 and automatic cooking. Reference numeral 11 denotes an upper display unit that displays the setting contents of the upper operation unit 10 and the heating state. The upper operation unit 10 and the upper display unit 11 may be provided on the top plate frame 4 or directly on the front side of the top plate 3. Reference numeral 5 denotes a pre-operation display unit provided at the lower right side of the main body 2 and is provided with a power switch for controlling on / off of the induction heating cooker. In FIG. 2, the front operation display unit 5 is illustrated with a power switch and a display device such as an LED on the front, but a so-called kangaroo type opening / closing mechanism that opens and closes around the lower side is provided. Sometimes, an operation unit or a display unit corresponding to the roaster 17 may be exposed.

  Reference numeral 7 denotes an air inlet, which is provided at the rear portion of the top plate frame 4 of the main body 2 and sucks outside air into the main body 2, and uses the air sucked from the air inlet 7 to introduce an induction heating coil 15 inside the main body 2. The substrate 18 is cooled. An exhaust port 8 is provided at the rear of the top plate frame 4 of the main body 2 next to the intake port 7 and sucks the intake heating coil 15 and the substrate 18 by air sucked from the intake port 7 and sent by a blower fan (not shown). The air whose temperature has risen after cooling is exhausted to the outside of the main body 2. Reference numeral 9 denotes a guard placed on the top plate frame 4 so as to cover the intake port 7 and the exhaust port 8, and prevents foreign matter from entering the inside of the main body 2.

  FIG. 3 is a perspective view of the main body 2 with the top plate 3 removed. As shown here, induction heating coils 15a and 15b and a radiant heater 16c are arranged below the right placement portion 6a, the left placement portion 6b, and the central placement portion 6c, respectively, on the top plate 3. The cooking pan placed on is heated. An induction heating coil may be disposed on the lower surface of the central mounting portion 6c instead of the radiant heater 16c.

  Reference numeral 14 denotes an intake portion located below the intake port 7 and communicates with an intake portion of a blower fan (not shown). Reference numeral 13 denotes an exhaust portion located below the exhaust port 8, which is a portion that cools the induction heating coils 15 a and 15 b and the substrate 18 and exhausts the air whose temperature has increased. Reference numeral 12 denotes a roaster exhaust portion whose lower portion communicates with the roaster 17 and whose upper portion communicates with the exhaust port 8. The exhaust unit 13 is arranged so as to sandwich the left and right sides of the roaster exhaust unit 12, and the exhaust from the roaster exhaust unit 12 is mixed with the exhaust of the exhaust unit 13 and exhausted to the outside of the main body 2.

  In FIG. 4, reference numeral 20 denotes an exhaust tube insertion cover that blocks a part of the exhaust part 13. Reference numeral 22 denotes a fixing hole for fixing the exhaust tube insertion cover 20 with a fixing screw 21 (such as a Deltite screw).

  In the above configuration, after installing the main body 2 in the system kitchen 1, the electric oven 50 is additionally installed, which is necessary for exhausting the electric oven 50 from the exhaust port 8 of the main body 2 of the induction heating cooker. An installation process for attaching the exhaust pipe 51 will be described with reference to FIGS. In addition, although the main body 2 shall be integrated in the system kitchen 1, the display of the system kitchen 1 is abbreviate | omitted for description.

  FIG. 5 is a view showing the first step of removing the guard 9 so that the fixing screw 21 for fixing the exhaust stack insertion cover 20 can be accessed with a tool, and is a perspective view of the main body 2 as viewed from the rear. As shown in FIG. 5, an exhaust tube insertion cover 20 is provided below the exhaust port 8.

  FIG. 6 is a diagram showing a second step of removing the exhaust stack insertion cover 20 after removing the fixing screw 21. As shown here, the exhaust stack insertion cover 20 is provided with a fixed piece 20a having a hole 20d on the upper left side, a lid portion 20c formed of a vertical surface and an inclined surface on the back side, and a lower portion surrounding the lid portion 20c. And contact portions 20b on the left and right. As shown in FIGS. 4 and 5, when the exhaust tube insertion cover 20 is fixed, the fixing screw 21 is passed through the hole 20d of the fixing piece 20a and is fixed to the fixing hole 22.

  In order to remove the exhaust tube insertion cover 20, first, the driver tip is inserted from the top of the exhaust port 8 and the fixing screw 21 is removed. Next, the contact portion 20 b of the exhaust tube insertion cover 20 is removed from the contact portion 2 b of the main body 2. Finally, the lid 20c of the exhaust tube insertion cover 20 is grasped from the upper part of the exhaust port 8, and is lifted upward and taken out. By this step, the opening 2a is opened. Abutting portions 2b are provided at the lower and left and right sides of the opening 2a. That is, before the second step, the opening 2a is sealed by the contact between the lid 20c of the exhaust tube insertion cover 20 and the contact 2b of the opening 2a. For this reason, the exhaust flowing through the exhaust part 13 is prevented from leaking into the system kitchen.

  FIG. 7 is a view showing a third step of inserting the exhaust pipe 51 for connection to the exhaust port of the electric oven 50 into the main body 2. The exhaust cylinder 51 of this embodiment is a substantially rectangular cylinder made of metal, and includes a fixed piece 51a on the left side in the middle in the vertical direction, and the fixed piece 51a is provided with a hole 51b. 51c is a lower end part of the exhaust pipe 51, and is a part that fits and connects the lower end part 51c of the exhaust pipe 51 to the exhaust port 50a provided on the rear upper surface of the electric oven 50. As described above, since the opening 2a is open, the exhaust pipe 51 can be inserted into the opening 2a.

  FIG. 8 is a diagram showing a fourth step of fixing the exhaust pipe 51 to the main body 2. First, as shown in FIG. 7, the exhaust pipe 51 is inserted into the exhaust part 13 from the upper part of the exhaust port 8 with the lower end part 51c facing downward and the fixing piece 51a left. Next, the exhaust pipe 51 is inserted into the opening 2 a surrounded by the contact part 2 b of the main body 2. As a result, the exhaust pipe 51 is inserted so that the hole 51b of the exhaust pipe 51 and the fixing hole 22 of the main body 2 are fitted. Thereafter, the exhaust tube 51 is firmly fitted into the exhaust port 50 a of the electric oven 50. Next, the driver tip is inserted from the upper part of the exhaust port 8, and the fixing piece 51 a of the exhaust cylinder 51 is fixed to the fixing hole 22 of the main body 2 with the fixing screw 21. Through the fourth step, the opening 2 a of the main body 2 is closed by the exhaust cylinder 51.

  In this embodiment, the electric oven 50 is installed in the lower part of the main body 2, and the cooking pan (not shown) is opposed to the left induction heating coil 15 b of the main body 2. The operation at the time of cooking when placed on the left placing portion 6b of the plate 3 will be described.

  A cooking pan containing a heated object such as water is placed on the top plate 3, a power switch provided on the front operation display unit 5 of the main body 2 is turned on, and a heating power adjustment corresponding to the induction heating coil 15 b is performed. When the upper operation unit 10 is adjusted to heat the cooking pan, the amount of current flowing through the induction heating coil 15b is controlled in accordance with the adjustment amount, heating of the cooking pan is started, and the heating power is adjusted to the upper display unit 11. The amount is displayed.

  When heating is started, the blower fan is driven to suck cooling air into the main body 2 from the air inlet 7 to cool the induction heating coil 15b and the substrate 18. It is discharged from the exhaust unit 13 to the outside of the main body 2 through the exhaust port 8.

  When the electric oven 50 is used in combination, the exhaust flows from the exhaust cylinder 51 connected to the exhaust cylinder 51 on the upper surface of the rear portion of the electric oven 50 and is sandwiched between the exhausts discharged from the exhaust part 13 of the main body 2 on the left and right. , Flows to the exhaust port 8 and is discharged to the outside of the main body 2 through the exhaust port 8.

  The above-described operation is the same when the cooking pan is placed on the right placement portion 6a of the top plate 3, and the description thereof is omitted.

  In addition, a specific cooking method using the induction heating coils 15a and 15b, the radiant heater 16c and the roaster 17, and the electric oven 50 is known and will not be described.

As described above, according to the above-described embodiment, the opening 2a for inserting the exhaust tube 51 of the electric oven 50 is provided at the rear of the main body 2, and the opening 2a communicates with the exhaust 13 and exhausts the opening 2a. When the cylinder insertion cover 20 is provided, the fixing hole 22 is provided in the upward surface of the exhaust part 13, and the exhaust cylinder 51 is not installed without using the electric oven 50, the exhaust cylinder insertion cover 20 is inserted into the exhaust part from above the exhaust port 8. 13 is fixed to the fixing hole 22 in the opening 13 with the fixing screw 21 to close the opening 2a. When the exhaust tube 51 of the electric oven 50 is inserted into the opening 13 from the exhaust port 8 and attached, the exhaust port 51 is discharged from above. The cylinder insertion cover 20 can be removed, and the exhaust cylinder 51 can be fixed to the fixing hole 22 with the fixing screw 21.
When the electric oven 50 is not used, the opening 2a into which the exhaust pipe 51 of the main body 2 is inserted is closed by the exhaust pipe insertion cover 20, so that exhaust does not leak into the system kitchen 1 and the temperature does not rise. In addition, since there is no passage communicating with the upper surface of the main body 2, there is no possibility of insects entering the adjacent intake ports 7 and exhaust ports 8 on the upper surface of the main body 2, and failure can be prevented.

  In addition, a partition plate that surrounds the periphery of the exhaust tube 51 is unnecessary, and the cost can be reduced.

  Further, since the exhaust tube insertion cover 20 and the exhaust tube 51 are fixed inside the main body 2 with the fixing screws 21, the external appearance of the top plate 3 and the top plate frame 4 is not damaged, and the customer is dissatisfied. There is no.

  Further, when the electric oven 50 is additionally installed after the main body 2 is assembled into the system kitchen 1, the exhaust tube insertion cover 20 can be attached and detached from the exhaust port 8 without removing the main body 2 from the system kitchen 1. The workability is very good, the system kitchen 1 is not damaged, and the customer is not dissatisfied.

  Further, since the fixing screw 21 is screwed into the fixing hole 22 that has been tightened with the fixing screw 21, the screw can be easily tightened and a reliable operation can be performed.

  In addition, when the combination with the electric oven 50 is stopped and the electric oven 50 is removed and used only by the main body 2, the repair of closing the opening 2a with the exhaust tube insertion cover 20 is easy and reliable. The main body 2 can be used without inconvenience.

2 Main body 2a Opening 3 Top plate 4 Top plate frame 8 Exhaust port 12 Roaster exhaust unit 13 Exhaust unit 15 Induction heating coil 17 Roaster 18 Substrate 20 Exhaust tube insertion cover 21 Fixing screw 22 Fixing hole 50 Electric oven 51 Exhaust tube

Claims (3)

A top plate provided on the upper surface of the main body;
A top plate frame bonded around the top plate;
An induction heating coil disposed in the body,
A substrate,
The induction heating coil and the exhaust part of the substrate;
In the induction heating cooker provided with an exhaust port provided in the top plate frame and communicating with the exhaust part,
An opening for inserting an exhaust pipe of an electric oven is provided at the rear of the main body, the opening communicates with the exhaust part, an exhaust pipe insertion cover for closing the opening is provided, and a fixing hole is formed on an upward surface in the exhaust part. When the exhaust tube is not installed without using the electric oven, the exhaust tube insertion cover is fixed to the fixing hole in the exhaust portion from above the exhaust port, and the opening is closed. When the exhaust tube of the electric oven is inserted and installed from the exhaust port into the opening, the exhaust tube cover can be removed from above the exhaust port, and the exhaust tube can be fixed to the fixing hole with a fixing screw. Induction heating cooker featuring. A top plate for placing an object to be heated;
An induction heating coil provided below the top plate;
A blower fan for supplying cooling air to cool the induction heating coil;
An exhaust port that is provided behind the top plate and exhausts the exhaust that has cooled the induction heating coil; and
An exhaust tube insertion cover for blocking a part of a flow path from the induction heating coil to the exhaust port;
A fixing screw for fixing the exhaust tube insertion cover;
An induction heating cooker comprising:
The induction heating cooker characterized in that the fixing screw and the exhaust tube insertion cover can be removed from above through the exhaust port. The induction heating cooker according to claim 2,
When the exhaust pipe insertion cover is removed, an opening that vertically penetrates the induction heating cooker opens.

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