JPS5910210B2 - electric cooker - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improved configuration of an electric cooker, which allows a low temperature and an appropriate time setting to be performed with simple operation.

Embodiments of the present invention will be described below with reference to the drawings. Reference numeral 1 denotes an electric cooking device main body, on which a large-diameter disc-shaped hot plate 2 is disposed approximately at the center of the upper surface, and a pair of handles 3 are provided on both sides.
3, and an operating section S for controlling a heating element (not shown) provided in the hot plate 2 is disposed on the front surface.

4 is a cooking container that is detachably placed on the hot plate 2;
It consists of a pot 6 with handles 5, 5 and a lid 8, which also has handles 7, 7. Food to be cooked is stored in the pot 6 for normal heating cooking, low-temperature continuous cooking such as oden, or bread making. This allows for fermentation and other low-temperature cooking for a certain period of time.

The heating element has a diameter of approximately 830 mm as shown in the electrical circuit diagram of FIG.
It consists of a parallel circuit of a high-temperature heating element 9 of W and a low-temperature heating element 10 of about 250W.

The operation section S has a horizontally elongated display window 11 in the approximate center thereof in which a transparent glass 11" having a base line 11' is arranged, a timer knob 12 connected to a timer, a temperature adjustment knob 13 connected to a temperature controller, etc. A movable cable 2 that moves in conjunction with the rotation of the arranged panel frame 14 and the timer knob 12.
5, an indicator needle 16 erected on the movable rope, and a display 17 displaying the name of the item to be cooked, which rotates in conjunction with the rotation of the temperature control knob 13.

A horizontally elongated notch 18 is formed on the front surface of the cooking device main body 1, and an L-shaped contact portion 21 is formed on the side surface of a reinforcing panel auxiliary frame 20, which has a see-through window 19 facing the display window 11. The corresponding contact portion 21 is inserted into the cutout portion 18 and fixed to the inside of the cooking device main body 1 with screws 22.

Although a time scale for displaying time is displayed on the lower surface of the transparent window 19 of the panel auxiliary frame 20, it may also be displayed on the lower surface of the display window 11 of the panel frame 14. Furthermore, it is necessary to display it in view of the configuration described later. Nor.

Further, the side surface of the panel frame 14 is fixed to the surface of the cooking device main body 1 with screws 23, 23 so as to penetrate through the abutting portion 21.

After fixing the panel frame 14 to the main body 1, the display cover 2 is
4 to hide the screws 23, 23 from view from the outside.

Reference numeral 25 denotes a temperature regulator, which includes a regulator main body 26 equipped with a gas-filled bellows (not shown), a rotating body 27 for rotating the display 17, a temperature rotating shaft 28, and the rotating shaft 28. The rotating temperature control knob 13 and its heat-sensitive tip are arranged on the bottom of the heat plate 2, and the tongue part is driven in response to temperature changes of the heat plate 2 to control the opening and closing of the temperature contact piece 29. It is composed of a capillary tube 30, etc., and by rotating the temperature control knob 13 clockwise, the set holding temperature can be increased, and the rotating body 2T
An interlocking portion 3 formed on one side of the display body 17 in conjunction with
1, the display body 17 can be rotated upward, and by rotating the temperature adjustment knob 13 counterclockwise, the set holding temperature can be lowered, and the display body 17 can be rotated upward. The rotating body 27 and the interlocking part 3
1 can be rotated downwards.

Reference numeral 32 denotes a spring-type timer for setting the time for energization of the high and low temperature heating elements 9 and 10 constituting the heating element, and includes a timer main body 33, a bell 34 that notifies the end of cooking, a rotating shaft 35 for the timer, and the rotation thereof. It is composed of a pulley 36 that is fixedly fixed through the shaft 35, and the timer knob 12. For example, when the timer knob 12 is rotated clockwise, a spring device (not shown) inside the timer main body 33 is rotated counterclockwise. It has a configuration in which the stored force for returning to the direction is energized, and a time of up to about 60 minutes can be set. When the set time has elapsed with automatic return using this spring device, the timer contact piece 35 is opened to release the heat to the heating element. Cut off electricity.

Also, set the timer knob 12 to the OFF point (ie, position B).

), when the spring device is manually rotated counterclockwise, the timer contact piece 35 closes without any return power being applied to the mainspring device, and even if the timer knob 12 is released from this state, it will not return to its original state. The timer contact piece 35 maintains the closed circuit state and continuously energizes the heating element.

Further, rollers 36', 36', 36', 36' are attached to the panel auxiliary frame 20 at positions near the corners of the display body 17, and the rollers 36', 36' are attached to the panel auxiliary frame 20.
6', 36', 36' and the pulley 9-36, the movable cable 15 is also fitted with the indicator needle 16, and the timer knob 1 is attached to the movable cable 15.
The movable cable 15 is stretched around the pulley 36 so as to intersect with the indicator hand 16 so that the indicator hand 16 moves to the right with respect to the clockwise rotation of the movable cable 15.

Reference numeral 37 denotes a changeover switch arranged on the panel auxiliary frame 20 so as to be located near the temperature regulator 25, and controls power supply to the high temperature heating element 9 by opening and closing a changeover contact piece 38 installed inside. The operation is performed by a pressing body 39 which is rotatably attached to the outside and is loosely provided so as to always close the switching contact piece 38, and this pressing body 39 pushes the pressing piece 40. and the switching section 3
8 is now open.

Reference numeral 41 denotes a transmission rod having a substantially mouth-shaped shape, which is pulled in the direction of the timer 32 by a spring 42 so as not to press the suppressor 39 all the time, and comes into contact with a stopper 43 and stops, and is supported in a cylindrical shape so that it can easily slide. The left hanging piece 45 supported by the bodies 44, 44 hangs down near the pool IJ-36, and the right hanging piece 46 is bent at four places and attached to the temperature regulator 25.
and the pressing body 39.

47 is a first protrusion erected on the surface of the pulley 36;
By rotating the timer knob 12 from the OFF position B to the continuous/P position, the left hanging piece 45 of the transmission rod 41 is pushed in the right direction by the right hanging piece 46→pressing body 39→pressing piece 40→
The switching contact piece 38 is opened in conjunction with the switching contact piece 38.

Reference numeral 48 denotes a second protrusion formed on the rotating body 27. When the temperature adjustment knob 13 is rotated to a so-called low-temperature zone A of 30°C to 60°C, the second protrusion 48 touches the right hanging piece 46. to the right and open the switching contact piece 38 in the same manner as described above.

Next, the display body 17 will be explained.
Reference numeral 7 has a cylindrical shape, and on its surface are arranged the names of the items to be cooked, each having a preset cooking temperature and cooking time, and a display that is linked to this by rotating the temperature adjustment knob 13 clockwise. When the body 17 is rotated to align the name of the desired object to be cooked with the base line 11', the bellows in the regulator main body 26 are automatically adjusted and the temperature is set according to the desired object to be cooked. There is.

Further, on the surface of the display 17, a low temperature cooking area L is formed in a horizontal manner, displaying the name of a low temperature cooking product such as fermented bread, and the user attempts to cook the item displayed in this low temperature cooking area L. Sometimes, the temperature adjustment knob 13 is rotated to align the low-temperature cooking zone L with the base line 11' as described above, but at this time, the second protrusion 48 is located in the low-temperature zone A; As a result, the second protrusion 48 moves the right hanging piece 46 of the transmission rod 41 to the right against the spring 42, and moves in conjunction with the pressing body 39→pressing piece 40→switching contact piece 38, thereby switching the low-temperature heating element. Only 10 generates heat.

Also, on the left side of the display 17, a zone T for simmering stew, oden, etc. is displayed, and when you want to cook in this area, turn the timer knob 12 continuously from the OFF position B in a counterclockwise direction +P. Then, the indicator needle 16 is located in the simmering area T, and the first protrusion 47 pushes the transmission rod 41 to the right against the spring 42, causing the switching contact piece 38 to move as described above. is opened, and only the low-temperature heating element 10 generates heat, and the mainspring device does not work, resulting in continuous energization.

In such a configuration, when it is desired to maintain a constant temperature in the temperature range of 30°C to 60°C and cook for a predetermined time, that is, when fermenting bread, first adjust the temperature as shown in Figure 6. Rotate the control knob 13 slightly clockwise to select the low temperature cooking area L of the display 17 (indications such as bread forming fermentation, bread primary fermentation, etc. are displayed in this area).

) is aligned with the base line 11'.

Then, as described above, the second protrusion 48 is connected to the transmission rod 4.
1 by pressing the right hanging piece 46 to open the switching contact piece 38, energizing only the low temperature heating element 10, and opening and closing the temperature contact piece 29 to set a suitable constant temperature within 30°C to 60°C. to hold.

Next, turn the timer knob 12 in the same clockwise direction and align the indicator hand 16 with the position labeled "Bread Forming Fermentation". At that time, the first protrusion 47 will automatically move to the 30 minute position. It is set and the mainspring device
Fermented and cooked at low temperature for 0 minutes.

Also, when you want to cook continuously at a suitable temperature, for example,
When it is desired to cook "Oden", first rotate the temperature control knob 13 to align the display name "Oden" on the display 17 with the base line 11'.

Then, the second protrusion 48 is set, that is, the bellows in the regulator body 26 is set so that the temperature is automatically controlled to 140° C., which is suitable for the temperature of the oden.

Next, when the timer knob 12 is turned counterclockwise and set from B to continuous P, the indicator hand 16 will be located in the simmering area T, allowing the user to know what to cook at a glance. It is now possible to see if the

As described above, the present invention includes a transmission rod that is linked to the rotation of a temperature regulator, and a display body that displays the name of the item to be cooked according to the cooking temperature;
It consists of a changeover switch that is opened and closed by the swinging of the transmission rod, and a heating element for high and low temperatures connected to the changeover switch,
The temperature controller is configured by rotating the temperature controller to a low temperature area, opening the changeover switch, energizing only the low temperature heating element, and displaying the name of the low temperature cooking product on the display. Simply by rotating the display to display the name of the desired low-temperature cooking product on the display, the corresponding low-temperature temperature is automatically set, thereby providing an easy-to-use electric cooking appliance.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of the electric cooking appliance of the present invention, Fig. 2 is an enlarged exploded view of the main parts of Fig. 1, Fig. 3 is an enlarged plan view of the main parts of Fig. 1, and Figs. 4 to 6 are the main parts. FIG. 3 is a plan view showing various embodiments of the invention, and FIG. 7 is an electrical circuit diagram of the invention. 9, 10... Heating element, 17... Display body, 25... Temperature controller, 38... Changeover switch, 41... Transmission rod, L...Low temperature cooking area.

Claims (1)

[Claims] 1. A transmission rod that is linked to the rotation of the temperature controller, a display that displays the name of the item to be cooked according to the cooking temperature, a changeover switch that is opened and closed by the swinging of the transmission rod, and a heat generator for high and low temperatures that is connected to the changeover switch. The temperature controller is rotated to a position in a low-temperature area, and the changeover switch is opened to energize only the low-temperature heating element and display the name of the low-temperature cooking product on the display. electric cooker.