JP2001145562A - Separate type gas rice cooker - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a separate type gas rice cooker that permits the feeding of electric power to the upper case side and the lower case side by one power cord, and helps improve ease of handling and usableness. SOLUTION: A separate type gas rice cooker made up of a lower case 2 having a gas burner, and an upper case 4 having a rice cooking pot, and the upper case 4 is mounted detachably on the lower case 2, an insulating function to insulate electrically is provided on the upper case 4 side, an electrical control means is provided on the lower case 2 side. A power cord 5 to feed electric power to the upper case 4 side and the lower case 2 side is connected to the upper case 4, and the upper case 4 mounted on the lower case 2, a detachable electric connecting means to be connected so as to put the upper case 4 side and the lower case 2 side into an energized state is provided between the lower case 2 and the upper case 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a separate gas cooker comprising a lower case having a gas burner and an upper case having a rice cooker.

[0002]

2. Description of the Related Art A gas cooker has a gas burner for cooking rice by the power of gas. However, for convenience of carrying, a gas cooker can be separated into a lower case having a gas burner and an upper case having a rice cooker so that only the upper case can be carried. There is a separate type.

In recent years, a gas cooker that cooks rice under the control of a microcomputer has been proposed as a gas cooker, and it has become necessary to supply power to the lower case side for control. Since the upper case side needed to be kept warm by electrical heating, it had to be supplied with electricity for a long time. Therefore, in a gas cooker that cooks rice under the control of a microcomputer, it is necessary to supply power to both the upper case and the lower case.

Conventionally, in order to supply power to both the upper case and the lower case, power cords must be separately provided on both the upper case and the lower case to separately supply power. Therefore, conventionally, the case of this microcomputer type rice cooker has been an integral type in which the case is not separated vertically.

[0005]

However, if the power cords are separately provided on both the upper case side and the lower case side, there is a problem that the power cords become entangled and are difficult to handle, and the power cords are difficult to handle. There is a problem that two outlets are required to connect the plug at the end and a problem that the connection is complicated, and there is a problem that it is easy to forget to connect the plug and the usability is poor.

[0006] The present invention has been made in view of the above points, and provides a separate gas cooker that can supply power to the upper case side and the lower case side with a single power cord, thereby improving handleability and usability. The task is to do so.

[0007]

According to a first aspect of the present invention, there is provided a separate type gas cooker comprising a lower case having a gas burner and an upper case having a rice cooker. At the same time, the upper case 4 is removably mounted on the lower case 2, the upper case 4 is provided with a heat retaining function for keeping heat electrically, and the lower case 2 is provided with electric control means. In the separate type gas cooker, a power cord 5 for supplying power to the upper case 4 and the lower case 2 is connected to the upper case 4, and the upper case 4 is placed on the lower case 2. Side and lower case 2
A detachable electrical connection means, which is connected so as to be electrically connected to the side, is provided between the lower case 2 and the upper case 4.

When the upper case 4 is set on the lower case 2, the upper case 4 is electrically connected to the lower case 2, and the power cord 5 is simply connected to the upper case 4. However, when cooking rice, power can be supplied to the lower case 2 side. Even when the upper case 4 is separated from the lower case 2, power can be supplied from the power cord 5 to the upper case 4 side to keep the temperature.
As a result, it is possible to cook and keep warm even with a structure in which only one power cord 5 is used to supply power to the upper case 4 side. Only one outlet for connecting the plug 6 of the cord 5 is required, and the connection of the plug 6 can be easily performed. Further, the usability can be improved without forgetting to connect the plug 6.

According to a second aspect of the present invention, there is provided a separate type gas cooker according to the first aspect, wherein the electrical connection means is a female connector provided on the upper case and a male connector provided on the lower case. When the female connector 7 and the male connector 8 are connected, the female connector 7 and the male connector 8 are magnetically attached by the magnet 9 and the terminal pins 10 of the male connector 8 are connected to the female connector 8. The connector is characterized in that it is configured to be in contact with the contact 12 in the recess 11 of the mold connector.

Just by magnetically attaching the female connector 7 and the male connector 8, the terminal pins 10 correspond to the recesses 11, and the terminal pins 10 and the contacts 12 in the recesses 11 come into contact and are electrically connected. By doing so, the upper case 4 side and the lower case 2 side are electrically and simply and reliably connected.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A separate type gas cooker is shown in FIG.
As shown in FIG. 2, the upper case 4 is divided into a lower case 2 side and an upper case 4 side, and the upper case 4 is detachably mounted on the lower case 2. The lower case 2 has a built-in rice cooking mechanism including a gas burner 1 and an automatic fire extinguishing mechanism. The lower case 2 is formed in a dish shape, and is mounted so as to cover a disc-shaped receiving plate 13 on an upper surface open portion of the lower case 2, and an opening 13 a is provided in the center of the receiving plate 13. . The gas burner 1 has a hollow chamber 14 at the center, and an upper end thereof is an annular flame hole 15.

The upper case 4 is formed in a cylindrical shape, and is formed in a double cylindrical shape by being mounted so as to insert the inner body 16 therein, and the rice cooker 3 is accommodated in the inner body 16. Have been. An annular bottom plate 17 is formed at the bottom of the inner body 16, and an opening 17a at the center of the bottom plate 17 and the receiving plate 1 are formed.
The opening 13a at the center of the third case 3 overlaps to form a communication opening 18 for communicating the inside of the lower case 2 with the inside of the upper case 4. A plurality of legs 19 projecting upward from the peripheral edge of the communication opening 18 are provided, and an annular heat equalizing plate 20 is attached to the upper end thereof in proximity to the bottom surface of the rice cooker 3.

The heat equalizing plate 20 is made of thick aluminum or the like, and has a bottom heater 21 built therein. The heat-sensitive portion 22a of the heat-sensitive device 22 disposed in the hollow chamber 14 of the gas burner 1 projects upward from the central opening of the heat equalizing plate 20. When the rice cooker 3 is accommodated in the inner shell 16, the flange 23 on the upper end of the rice cooker 3 is supported by the flange 24 on the upper end of the inner shell 16, and the bottom of the rice cooker 3 contacts the heat-sensitive portion 22 a. It will be.

In a state where the rice cooker 3 is housed in the inner drum 16, the outer peripheral surface of the drum portion of the rice cooker 3 is concentric with the inner peripheral surface of the inner drum 16 with a predetermined gap G 1. To this end, a plurality of positioning projections 25 projecting inward are formed on the inner peripheral surface of the inner trunk 16 as shown in FIG. The flange 23 at the upper end of the rice cooker 3 and the flange 24 at the upper end of the inner shell 16 are configured to be in partial contact with each other, and the gap G2 between the non-contact portions of the flanges 23 and 24 is And a space below the bottom of the rice cooker 3 via a gap G1 between the body of the inner body 16 and the body. Therefore, the combustion exhaust gas from the flame hole 15 communicates with the outside from the gap G1 through the gap G2 between the flanges 23 and 24.

An upper heater 26 and a lower heater 27 are wound around the outer peripheral surface of the inner body 16. The upper heater 26
Is located in the middle of the body of the rice cooker 3, and the lower heater 27 is provided at a position corresponding to the lower part of the rice cooker 3. A thermostat 28 is attached and fixed at the upper end of the body of the inner body 16 and near the flange 24 at the upper end of the inner body 16.

The heat insulating material 4 covers substantially the entire outer peripheral surface of the body of the inner body 16.
1 covered. An upper lid 29 is attached to the upper end opening of the upper case 4 so as to be freely opened and closed. The upper lid 29 is provided with an inner lid 30 for closing an open upper end of the rice cooker 3.
It is detachably connected to the back of. An upper lid heater 31 is built in the upper lid 29.

The upper case 4 side can be carried by detaching it from the lower case 2 side, and a handle 32 is attached to the upper case 4 so that it can be turned upside down. On the upper case 4 side which can be carried as described above, the bottom heater 21, the upper heater 26, and the lower heater 2 for keeping the rice cooker 3 warm.
7, an upper lid heater 31 and the like, and it is necessary to supply power to them, and a power cord 5 is derived from the upper case 4, and the power cord 5 is electrically connected to the heater and the like. is there. A plug 6 is provided at the end of the power cord 5, and the heater or the like can be energized by connecting the plug 6 to an outlet. The upper case 4 is provided with a switch for turning on and off the heat insulating power supply.

Although the lower case 2 contains the gas burner 1, the control device 33 having a control board and the like, the control valve device, and the like are provided in the present embodiment because rice is cooked under the control of the microcomputer in this embodiment. , And these require a power supply. Therefore, it is necessary to supply electricity also to the lower case 2 side. Of course, even when the rice is not cooked under the control of the microcomputer, it is necessary to supply power when the lower case 2 has an electromagnetic valve or the like. In the case of the present invention, power can be supplied also from the power cord 5 that supplies power to the upper case 4 to the lower case 2 instead of providing the power cord 5 also to the lower case 2 as in the related art. I have.

When electricity supplied from the power cord 5 connected to the upper case 4 is supplied from the upper case 4 side to the lower case 2 side, the upper case 4 side and the lower case 2 side are detachable electrical connection means. In this example, a female connector 7 and a male connector 8 magnetically attached with a magnet 9 are used. The female connector 7 and the male connector 8 are mounted between the upper case 4 and the lower case 2 at positions near the outer periphery of the upper case 4 and the lower case 2. The female connector 7 is mounted on the bottom plate 35 of the upper case 4 at a position near the outer periphery, and the male connector 8 is located near the outer periphery of the receiving plate 13 of the lower case 2 so as to correspond to the female connector 7. It is attached to.

As shown in FIG. 4, the female connector 7 has a pair of recesses 1 formed in a connector body 7a formed of an insulating material.
1, and a contact 12 is mounted on the bottom of the recess 11. A power supply line 36 is connected to the contact 12,
A power supply line 36 is connected to each of the power cords 5. The male connector 8 has a recess 37 into which the tip of the female connector 7 can be loosely fitted in a connector body 8a formed of an insulating material.
0 is attached, and the tip of the terminal pin 10 faces the recess 37. When the tip of the female connector 7 is fitted into the recess 37 of the male connector 8 and the female connector 7 and the male connector 8 are connected, the tip of the terminal pin 10 fits into the recess 11 and the terminal pin The tip of 10 contacts the contact 12. A power supply line 38 for supplying power to the control device 33 and the control valve of the lower case 2 is connected to the terminal pin 10 of the male connector 8. A magnet 9 is mounted on one of the female connector 7 and the male connector 8, and a magnetic body 39 magnetically attached to the magnet 9 is mounted on the other.
Is attached.

In this embodiment, an example is described in which the female connector 7 and the male connector 8 magnetically attached with the magnet 9 are used as detachable electrical connection means. May be simply plugged in, or may be simply connected by contact.

When the upper case 4 is placed and set on the lower case 2, the female connector 7 and the male connector 8 are connected, and not only the power cord 5 but also the lower case 4 side are connected. Power is also supplied to the second case, and rice can be cooked by supplying power to the lower case 2 with only one power cord 5 on the upper case 4 side. Upper case 4 to lower case 2
When it is separated from the connector, the connection between the female connector 7 and the male connector 8 is cut off, and power is not supplied to the lower case 2 side. Regardless of where the upper case 4 is moved, the upper case 4 has the power cord 5 so that power can be supplied and the rice cooker 3 can be kept warm. When the upper case 4 is separated from the lower case 2, there is no power supply on the lower case 2 side. However, power is supplied from a backup battery provided on a control board or the like of the control device 33 so that a timer or the like operates.

[0023]

According to the first aspect of the present invention, there is provided a lower case having a gas burner and an upper case having a rice cooker, and the upper case is removably mounted on the lower case. In a separate type gas cooker provided with a heat retaining function for electrically retaining heat on the case side and an electric control means on the lower case side, a power cord for supplying power to the upper case side and the lower case side is provided with an upper power cord. The detachable electric connection means connected to the case and connected so that the upper case side and the lower case side are energized in a state where the upper case is placed on the lower case has a lower case and an upper case. Since it is provided between the upper case side and the lower case side are electrically connected when the upper case is placed on the lower case and set, even if only the power cord is connected to the upper case side When cooking rice Power can be supplied to the lower case side, and even when the upper case is separated from the lower case, power can be supplied to the upper case from the power supply cord to keep the temperature warm. The power cord can be cooked and kept warm even with a structure that simply supplies power to it, making it easier to handle without the power cord becoming entangled as in the past, and a single outlet to connect the plug of the power cord is sufficient. At the same time, the connection of the plug can be easily performed. Further, since the plug of one power cord only needs to be connected to the outlet, the usability can be improved without forgetting to connect the plug.

Further, the invention of claim 2 of the present invention is directed to claim 1
In the above, the electrical connection means is composed of a female connector provided on the upper case side and a male connector provided on the lower case side, and when the female connector and the male connector are connected, the female connector and the male connector The connector is magnetically attached with a magnet, and the terminal pins of the male connector and the contacts in the female connector are in contact with each other. Correspondingly, the terminal pins and the contacts in the concave portions come into contact with each other to be electrically connected, and the upper case side and the lower case side are electrically and simply and reliably connected.

[Brief description of the drawings]

FIG. 1 is a partially exploded front view schematically showing an example of an embodiment of the present invention.

FIG. 2 is a front sectional view showing the internal structure of the above.

FIG. 3 is a cross-sectional view as viewed from the above plane.

FIG. 4 is a cross-sectional view showing the female connector and the female connector of the above.

[Explanation of symbols]

 Reference Signs List 1 gas burner 2 lower case 3 rice cooker 4 upper case 5 power cord 6 plug 7 female connector 8 male connector 9 magnet 10 terminal pin 11 recess 12 contact

 ────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Kazuko Kuwahara 4-1-2, Hirano-cho, Chuo-ku, Osaka City F-term in Osaka Gas Co., Ltd. (reference) 4B055 AA04 BA28 BA29 BA35 BA38 CA63 CA67 CB17 CC14 CC15 CC17 CC38 CD69 DA02 DA03 DA04 DB02 DB04 DB08 DB21 DB22

Claims (2)

[Claims] 1. A heat retaining function comprising a lower case having a gas burner and an upper case having a rice cooker, wherein the upper case is detachably mounted on the lower case, and electrically heats the upper case side. In a separate type gas cooker provided with electrical control means on the lower case side, a power cord for supplying power to the upper case side and the lower case side is connected to the upper case, and The upper case and the lower case are detachably connected to each other so that the upper case and the lower case are electrically connected to each other with the upper case placed on the lower case and the upper case. Separate type gas cooker. 2. The electrical connection means comprises a female connector provided on an upper case side and a male connector provided on a lower case side. When the female connector and the male connector are connected, the female connector is provided. 2. A separate type gas cooker according to claim 1, wherein the terminal and the male connector are magnetized with a magnet, and a terminal pin of the male connector and a contact in a recess of the female connector are in contact with each other. .