JP2003190024A - Grill system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a grill system having a comparatively simple structure, which grill system is prevented from the outflow of flames and the malfunction of a door switch caused by the tilting of a door. <P>SOLUTION: The grill system comprises a grill case 6 to be housed in a system body 1, which grill case has an opening 5 at the front thereof and heaters 25 installed at proper positions therein, a water tray 8 freely and longitudinally extractable from and retractable into the bottom portion of the grill case, a door 7 which is attached to the font end of the water tray to freely open or close the opening and is a little larger than the same, and a control circuit 24 for controlling the energization of a heater, wherein the door 7 is composed of a door body 14 and a glass door 15. The grill system further comprises a door switch 18 mounted in the system body at the peripheral portion of the opening thereof, an insertion hole 17 formed at the peripheral portion of the opening at a position counterposed to the door switch, and an operating portion 20 projecting from the rear surface of the door body at a position counterposed to the insertion hole, so that the operating portion is inserted into the insertion hole to operate the door switch when the door is closed. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grill device mainly incorporated in an induction heating cooker or the like installed in a system kitchen.

[0002]

2. Description of the Related Art An induction heating type cooker incorporated in a system kitchen or the like has a built-in grill device mainly for fish grilling. In this grill device, a sheath heater is mainly used as a heat source. Therefore, by minimizing the opening area of the exhaust port that opens at the rear of the grill case, wasteful exhaust of hot air is suppressed and thermal efficiency is improved, thereby shortening the cooking time and the dehydration rate. We are working on improving the cooking finish and reducing power consumption.

On the other hand, if the amount of exhaust gas is suppressed for the above reason, in the case of cooked foods such as oily fish that easily generate smoke during cooking, if the temperature in the grill case rises, for example, as shown in FIG. Door 50 and grill case 5 as shown
If there is a gap 52 between the openings of 1, the outside air flows into the grill case from this gap, ignites and ignites the object to be cooked, and the flame is ejected from the exhaust port 53 and the gap 52 to the outside. The countertop 54 of the system kitchen may be discolored.

Therefore, as shown in FIG. 8, for example, a door switch 56 composed of, for example, a micro switch is provided on the bottom rear side of the rear wall 55 of the grill case 51, and the door switch and the lower portion of the door 50 are arranged. An operating shaft 57 which slides in the axial direction in conjunction with the opening / closing operation of the door and drives the door switch 56 on / off is provided between the back surface and the back surface, and the door switch 56 opens / closes the door 50. In some cases, when the state is detected and the door 50 is opened during cooking, power supply to a heater (not shown) mounted in the grill case 51 is stopped.

On the other hand, the door 50 has the grill case 5
Since it is configured to be detachably connected to the front end of the water tray 58 that is housed in the bottom of the water container 1, the play of this connecting portion and the front opening 5 of the grill case 51 can be achieved.
The door 50 is opened by the play of the fitting portion between the door 9 and the door 50.
If it is closed in a state that it is inclined to the 9th surface, the door 5
In the state where the upper part of 0 is open, a gap is generated between the door 50 and the opening 59 even if the door switch 56 is operated, and as shown in FIG. is there.

Further, in the above configuration, as shown in FIG.
A spring 60 for urging the actuating shaft 57 in the opening direction of the door 50, a support member 61 for supporting the spring, and the like are required, and there is a problem that the number of parts increases and the cost increases.

[0007]

SUMMARY OF THE INVENTION An object of the present invention is to prevent flame outflow and door switch malfunction due to the inclination of a door with a relatively simple structure.

[0008]

SUMMARY OF THE INVENTION The present invention comprises an instrument body,
The grill case is housed in the main body of the appliance, has a front opening and is equipped with a heater in an appropriate place inside, a water pan that is housed in the bottom of the grill case so that it can be freely taken in and out in the front-rear direction, and a front end of the water pan. The doors are connected to each other so that the opening can be opened and closed, and the door is one size larger than the opening and the control circuit for controlling the energization of the heater is provided. The door is closed at the bottom of the opening and the handle is formed on the front surface. With a door body and a glass door fixed to the door body and closing the upper part of the opening, a door switch is attached to the periphery of the opening in the instrument body, and the door switch is positioned opposite the door switch to surround the opening. An operating hole is formed on the back surface of the door body so that the operating portion is projected, and when the door is closed, the operating portion is inserted through the insertion hole to operate the door switch. Thing .

According to the present invention, the main body of the appliance, the grill case which is housed in the main body of the appliance, has a front opening and is equipped with a heater at an appropriate place inside, and is housed in the bottom of the grill case so that it can be freely taken in and out in the front-rear direction. The water pan, the opening on the front of the water pan that can be opened and closed freely, is equipped with a door that is slightly larger than the opening, and a control circuit that controls the energization of the heater. A door main body that is closed and has a handle formed on the front surface, and a glass door that is fixed to the door main body and closes the upper part of the opening, and a receiving portion is provided on the back surface of the lower end of the door main body. The door switch is configured to operate at the rear end of the section.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION First, an embodiment of the present invention will be described with reference to FIG. 1 by using an electromagnetic cooker. Reference numeral 1 is an equipment main body incorporated in a system kitchen by a drop-in method, for example, which is made of heat-resistant glass on the upper surface. The top plate 2 is attached, and the induction heating coils 3, 3
3 is arranged, and the gradient heater 4 is arranged behind these induction heating coils.

Further, a grill case 6 for fish grilling having an opening 5 on the front side is sectioned and formed on the lower left side of the inside of the appliance body 1,
In addition, in this grill case, a water tray 8 to which a door 7 is detachably connected at the front is housed so that it can be drawn out freely, and an operation panel 9 is mounted next to the door 7.

On the other hand, in the upper part of the rear wall 10 of the grill case 6, an exhaust hole 11 is opened as shown in FIG. 2, and an exhaust duct 12 is connected to this exhaust hole to connect the inside of the grill case 6. The hot air generated in 1 is exhausted from the exhaust hole 11 and the exhaust duct 12 through the exhaust hole 13 of the exhaust duct.

Further, as shown in FIG. 3, the door 7 is detachably connected to the front end of the water tray 8 and is mainly formed by molding a heat resistant resin, and the door body 14. It is constituted by a glass door 15 fixed to the upper part of the above, and the upper, lower, left and right dimensions of the door 7 are slightly larger than the dimension of the opening 5.

Further, in FIG. 2, an insertion hole 17 is formed in the front plate 16 of the instrument body 1 at a position facing the door body 14 around the opening 5 and is positioned at the back side of the insertion hole. A door switch 18 composed of a micro switch or the like is attached.

Further, the door body 1 has a handle 19 integrally formed on the front surface thereof, and the insertion hole 1 on the back surface thereof.
7, an operating portion 20 is integrally provided so as to project, and on the other hand, the back surface of the insertion hole 17 has its own elastic force when the door 7 is open, as shown in FIG. Insertion hole 17
When an operating plate 21 made of a resin material, a leaf spring, or the like for closing the door is attached and the door 7 is closed, the operating portion 20 is inserted into the insertion hole 17
It is configured to be inserted into the inside to rotate the operating plate 21, rotate the operating lever 22 of the door switch 18 by this operating plate, and press the switch portion 23 by this operating lever to operate.

The output of the door switch 18 is detected by the control circuit 24 housed adjacent to the grill case 6 of the appliance body 1, and the grill heaters 25, 25 mounted in the grill case 6 are energized. When the door 7 is opened and the door switch 18 is operated for some reason during cooking, the control circuit 24 causes the grill heaters 25 and 2 to operate.
It is configured to carry out safety control such as stopping the energization of 5 and issuing an alarm.

That is, when the door 7 is closed, the operating portion 20 is inserted into the cooker main body 1 through the insertion hole 17 as shown in FIG. 4, and the door is opened via the operating plate 21 and the operating lever 22. The switch 18 is activated to turn it on (or off), and the control circuit 24 determines that the door 7 is closed by the output of this door switch.

On the other hand, when the door 7 is pulled out toward the front as shown in FIGS. 1 to 3, the water tray 8 connected to the door 7 is also pulled out at the same time, and the operating portion 20 is pulled out from the insertion hole 17 so that the door switch 18 is opened. Is turned off (or turned on), whereby the control circuit 24 determines that the door 7 has been opened, and if cooking is in progress, energization to the grill heaters 25, 25 is interrupted to control to the safe side.

FIGS. 5 and 6 show another embodiment of the present invention, in which a receiving portion 26 is provided on the back surface of the lower end portion of the door body 14 for holding the handle 19 to support the door 7 when it is pulled out. The bottom plate 27 of the grill case 6 is provided so as to integrally project.
When the door 7 is completely closed, the door switch 18 is mounted at a position facing the upper end of the receiving portion 26 below.

Further, the receiving portion 26 is formed with a taper surface 28 which faces the operating lever 22 of the door switch 18 and directly drives the operating lever 22. Due to these structures, the number of parts is relatively small. The opening / closing of the door 7 can be reliably detected by slightly changing the shape of the conventional receiving portion 26.

[0021]

According to the structure of the present invention, the door switch is arranged around the opening of the grill case, and the door switch is operated by the operating portion projecting on the back surface of the door body. If the door switch reliably detects the inclination and rattling of the door, and if there is a gap between the door and the opening, it will be detected by the door switch to stop the energization of the grill heater and the flame from the gap. It is possible to prevent the eruption of the.

Further, according to the structure of the present invention, the door switch is actuated by utilizing the receiving portion projecting on the rear surface of the lower end portion of the door main body, so that the door can be slightly tilted with a relatively simple structure. Is detected by the door switch, and it is possible to reliably prevent the ejection of flame due to the formation of a gap between the door and the opening.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment according to the present invention.

FIG. 2 is a schematic perspective view of the main part of the same with the door pulled out.

FIG. 3 is a side vertical cross-sectional view of the same.

FIG. 4 is a side vertical cross-sectional view of an enlarged main part of the same.

FIG. 5 is a side elevational sectional view showing another embodiment of the present invention.

FIG. 6 is a side vertical cross-sectional view of an enlarged main part of the same.

FIG. 7 is a side elevational sectional view showing a conventional example.

FIG. 8 is a side vertical sectional view of the same.

FIG. 9 is a side vertical cross-sectional view of the same main portion.

[Explanation of symbols]

1 instrument body 5 openings 6 grill case 7 doors 8 water saucer 14 Door body 15 glass doors 17 insertion hole 18 door switch 19 Toride 20 Working part 24 Control circuit 25 grill heater 26 Receiver

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Hirotoshi Katsuhara             3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Tottori             Sanyo Electric Co., Ltd. (72) Inventor Kunimoto Kuninori             3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Tottori             Sanyo Electric Co., Ltd. (72) Inventor Koji Mikami             3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Tottori             Sanyo Electric Co., Ltd. (72) Inventor Kiyoshi Kishimoto             3-201 Minamiyoshikata, Tottori City, Tottori Prefecture Tottori             Sanyo Electric Co., Ltd. F-term (reference) 4B040 AA03 AA08 AB02 AB03 AC02                       AD04 AE13 CA05 GA20 GD14                       GD16

Claims (2)

[Claims] 1. A device main body, a grill case which is housed in the device main body, has a front opening and is equipped with a heater at an appropriate internal position, and a water tray which is housed in the bottom of the grill case so as to be able to be taken in and out in the front-rear direction. And a door that is connected to the front end of the water tray and is openably and closably attached to the opening, has a door one size larger than the opening, and a control circuit that controls energization to the heater, and the door is A door main body which closes the lower part of the opening and has a handle formed on the front surface, and a glass door which is fixed to the door main body and closes the upper part of the opening, in the peripheral part of the opening in the instrument main body. A door switch is mounted, an insertion hole is formed around the opening at a position facing the door switch, and an operating portion is projected at a position facing the insertion hole on the back surface of the door body, and when the door is closed. , A grill device characterized in that the above-mentioned operating portion is inserted through an insertion hole to operate a door switch. 2. A device main body, a grill case which is housed in the device main body, has a front opening and is equipped with a heater at an appropriate internal position, and a water tray which is housed in the bottom of the grill case so as to be freely taken out and put in the front-back direction. And a door that is connected to the front end of the water tray and is openably and closably attached to the opening, has a door one size larger than the opening, and a control circuit that controls energization to the heater, and the door is It is composed of a door body that closes the lower part of the opening and a handle is formed on the front surface, and a glass door that is fixed to the door body and closes the upper part of the opening. A grill device characterized in that, when installed, a door switch is operated at the rear end of the receiving portion.