JPH04156806A - Cooking apparatus - Google Patents

Abstract

PURPOSE:To guide a thermo-sensitive rod and a temperature conducting wall into alignment even though the two are dislocated to a certain degree, when a plate is to be placed, by forming a support from a heat resistant insulative material for connection of a heater terminal and a plug, and equipping this support with a guide wall in the form spreading upward for the purpose of guiding the temperature conducting wall to the thermo-sensitive rod. CONSTITUTION:The body 8 of a cooking apparatus is equipped internally with a heat shield plate 9 and a heater 10 fixed to it. A support 12 is provided with a guide wall 16 inclined as spreading upward so as to guide a temperature conducting wall 13 to a thermo-sensitive rod 15. Even though the temperature conducting wall 13 is not situated right over the rod 13 but dislocated to the left or right to a certain degree when a plate 14 is to be placed, the wall will be in contact with the guide wall 16 of the support 12 and guided by the inclined surface, and correct setting can be obtained. Thereby the place 14 placing operation is simplified, and there is no need to make alignment through rotation of the plate 14 after its placing, so that no uncomfortable sounds will be generated. Further, there is no risk of damaging the rod by the plate 14 rotating, which should prevent drop of the temp. sensing performance.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an electric cooking appliance with removable plates.

BACKGROUND OF THE INVENTION In recent years, electric cooking devices with detachable plates have been widely used for home cooking such as barbecues. In order to improve thermal response, the temperature sensor is often built into a heat-sensitive rod at the tip of the plug, inserted under the plate, and covered by a temperature transfer wall installed at the bottom of the plate.

The conventional technology will be explained below with reference to the drawings.

In FIGS. 8, 9, and 10, reference numeral 1 denotes a cooking device body having a heat shield plate 2 and a heater 3 fixed therein, and a part of the peripheral wall of the heat shield plate 2 has a heater 3 attached thereto. A support body 5 for connecting a plug 4 that supplies power to the heater 3 and the heater 3 is provided. Note that this support body 5 is made of a heat-resistant insulating material such as ceramics.

The plug 4 has a heat-sensitive rod 6 at its tip containing a temperature sensor (not shown). Further, a plate 8 having a temperature transmission wall 7 at the bottom is removably mounted on the cooking device main body 1. When the plug 4 is connected to the support 5, the heat-sensitive rod 6
is in contact with the bottom surface of the plate 8 and is covered by the temperature transfer wall 7 to detect the temperature of the plate 8, and the energization to the heater 3 is controlled based on the result.

Problems to be Solved by the Invention However, with the above-mentioned conventional configuration, when trying to place the plate 8 on the cooking device main body 1, it is difficult to set the temperature transfer wall 7 in alignment with the heat-sensitive rod 6. Therefore, the position of the heat-sensitive rod 6 was not visible on the plate 8. However, this was troublesome, and when the plate 8 was rotated, it produced an unpleasant sound.

Furthermore, if the plate 8 is placed shifted left and right, the heat-sensitive rod 6
The convex portion of the temperature transfer wall 7 comes into contact with. If the plate 8 is rotated in this state, the heat-sensitive rod 6 will be damaged during long-term use, which has a disadvantage in that the temperature detection performance will be adversely affected.

The present invention solves the above-mentioned conventional problems, and provides a cooking device with a simple structure that allows the heat-sensitive rod and the temperature transfer wall to be guided and aligned well even if they are slightly misaligned when placing the plate. is intended to provide.

Means for Solving the Problems As a first means for achieving the above object, a support made of heat-resistant insulating material for the heater terminal and plug connection is provided with an upwardly flared shape that guides the temperature transfer wall to the heat-sensitive rod. A guide wall was installed. Further, as a second means, a guide wall is provided on the support body, which is characterized by an upwardly expanding slope and a slope whose width becomes narrower as it approaches the center of the cooking device main body.

Effect According to the first means, even if the heat-sensitive rod and the temperature transmission wall are placed slightly shifted to the left and right when the plate is placed on the cooking device main body, as long as they are placed on the guide wall. , the temperature transfer wall can be matched on the heat-sensitive bar guided by the slope of the wall. Furthermore, according to the second means, when trying to place the plate on the cooking device main body, even if the heat-sensitive rod and the temperature transmission wall are slightly deviated not only from left to right but also from front to back, the cooking device on the guide wall It can be guided and matched by tilting the body towards the center.

Embodiment A first embodiment of the present invention will be described below with reference to FIGS. 1, 2, 3, and 4.

Reference numeral 8 denotes a cooking device main body having a heat shield plate 9 and a heater 10 fixed therein, a part of the peripheral wall of the heat shield plate 9 supporting an end of the heater 10, and a plug 11 for power supply. A support 12 made of heat-resistant insulating material such as ceramics for connecting
have. Further, the plate 14, which is removably placed on the cooking device main body 8, has a temperature transmission wall 13 at its bottom.

The temperature transmission wall 13 is an inverted U-shaped groove consisting of two convex portions, and is provided so as to protrude slightly outward from the periphery of the bottom surface of the plate 14. Each of the plugs 14 has a heat-sensitive rod 15 with a built-in temperature sensor (not shown) at its tip, and a temperature regulator (not shown) inside.
The heater 10 is energized by connecting it to the heater 10 . that time,
The heat-sensitive rod 15 is inserted under the plate 14 and covered by the temperature transfer wall 13. This increases the contact area between the heat-sensitive rod 15 and the bottom surface of the plate 14, improving temperature detection performance. Further, a temperature transmission wall 1 is attached to the support body 12.
A guide wall 16 with an upwardly expanding slope is provided to guide the heat-sensitive rod 15 to the heat-sensitive rod 15, and when the plate 14 is placed, the temperature-transfer wall 13 is not positioned directly above the heat-sensitive rod 15, but is slightly shifted to the left and right. Also, the temperature transfer wall is in contact with the guide wall 16 of the support body 12 and guided by the inclined surface, so that it can be set correctly. With the above configuration, when placing the plate 14,
The temperature transfer wall 13 is guided by the guide wall 16 and the heat-sensitive rod 1
It is set so that it is in contact with 5. Therefore plate 1
The work of placing the plate 14 is simplified, and there is no need to rotate and align the plate 14 after placement, so no unpleasant noise is generated. Furthermore, there is no damage to the heat-sensitive rod due to rotation of the plate 14, and a decrease in temperature detection performance can be prevented.

Next, a second embodiment of the present invention will be described using FIGS. 4, 5, 6, and 7. The basic configuration of the cooker in the second embodiment is the same as the configuration shown in FIGS. 1, 2, 3, and 4 in the first embodiment, so the same components are the same. Detailed explanations will be omitted by assigning numbers.

17 is a support pottery for connecting the heater 10 and the plug 11, which comes in contact with the temperature transfer wall 13 when the plate 14 is placed and guides it to the heat-sensitive rod 13, and has an upwardly widening slope and becomes narrower as it approaches the center of the cooker. Slanted guide wall 18
This is provided.

With the above configuration, in the cooking appliance of the present invention, even if the plate 14 is placed shifted vertically or horizontally, the temperature transfer wall 13 contacts and is guided by the guide wall 18, so that it is set in the correct position.

Therefore, the plate 14 mounting operation is simplified, and the plate 1
4. Unpleasant noise caused by rotation after placement can also be prevented. Furthermore, damage to the heat-sensitive rod due to contact with the temperature transfer wall 13 can be prevented, and proper temperature detection can be maintained.

Effects of the Invention As described above, the present invention provides a support made of a heat-resistant material for connecting a heater terminal and a plug with an inclined guide wall that guides the temperature transfer wall to the heat-sensitive rod, thereby making it possible to connect the plate. When placed with a slight deviation, the temperature transfer wall hits the guide wall and is set in the correct position. With this,
The plate can be placed easily. Furthermore, since the plate does not rotate with the plate placed thereon, no unpleasant noise is generated, the heat-sensitive rod is not damaged due to contact with the guide wall, and good temperature detection can be maintained.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of the main parts of the first embodiment of the cooking device of the present invention, FIG. 2 is a sectional view of the main parts, and FIG. 3 is a sectional view of the support body.
Fig. 4 is an exploded perspective view of the first and second embodiments, Fig. 5 is a cross-sectional view of main parts in the second embodiment, Fig. 6 is a perspective view of the support, and Fig. 7 is a cross-section of the support. 8 is a sectional view of the main part of the conventional example, FIG. 9 is a perspective view of the support, and FIG. 10 is a sectional view of the support. ...Heat shield plate, 1
0... Heater, 11... Plug, 12
．． 17... Support body, 13... Temperature transmission wall, 14... Plate, 15... Heat sensitive rod, 16.18... Guide wall. Name of agent: Patent attorney Haruaki Koebi and 2 others f3 Figure 4 Figure 7

Claims (2)

[Claims] (1) A cooking device body having a heater, terminals at both ends of the heater fixed to a support made of heat-resistant insulating material for plug connection, and this support being attached to a part of the peripheral wall of a heat shield; A plate is removably placed on the main body of the cooking device, a heat-sensitive rod in contact with the plate is provided at the tip, a temperature regulator is provided inside, and a plug is connected to the support to supply power to the heater. A temperature transfer wall covering the heat-sensitive rod is provided at the bottom of the plate, and a pair of guide walls having an upwardly expanding slope are provided on the support body to guide the temperature transfer wall to the heat-sensitive rod. A cooking device characterized by: (2) The cooking device according to claim 1, wherein the pair of guide walls have an upwardly expanding slope and a slope that becomes narrower toward the center of the cooking device main body.