JPS5910209B2 - electric cooker - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improved configuration of an electric cooker, which enables cooking with a low heat and continuous electricity supply 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 having handles 5, 5 and a lid 8 having handles 7, 7. Foods to be cooked can be stored in the pot 6 for normal heating cooking, low-temperature continuous cooking of oden etc. This allows for low-temperature, fixed-time cooking such as fermentation.

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. The arranged panel frame 14, the movable cable 15 that moves in conjunction with the rotation of the timer knob 12, the indicator needle 16 erected on the movable cable 15, and the movable cable 15 that moves in conjunction with the rotation of the temperature control knob 13. It is composed of a display body 17 displaying the name of the rotating object to be cooked.

A horizontally long notch 18 is provided in the front part of the cooking device main body 1.
, and an L-shaped abutment part 21 is formed on the side surface of an auxiliary panel auxiliary frame 20 in which a see-through window 19 facing the display window 11 is formed, and the abutment part 21 is inserted into the notch part 18 . Insert it and fix it inside 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 contact 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 and the like, and by rotating the temperature control knob 13 clockwise, the set holding temperature can be increased, and the rotating body 27
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. 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.

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

), when the spring device is manually rotated counterclockwise, the spring device is not given any return power and the timer contact piece 35 closes, and from that state it does not return to its original state even if the timer knob 12 is released. Without the above-mentioned timer contact piece 3
5 maintains a 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'
The movable window 15 is strung across the pulleys 36 and 36', 36', 36', and the same indicator needle 16 is attached to the movable cable 15, and the timer knob 12 is attached to the movable cable 15.
The movable cable 15 is stretched around the pulley 36 so that the indicator hand 16 moves to the right when the cable rotates clockwise.

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

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 pressing body 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 B position to the continuous P position, the left hanging piece 45 of the transmission rod 41 is pushed to the right and the right hanging piece 46→pressing body 39→pressing piece 40→switching contact piece 38 In conjunction with this, the switching contact piece 38 is opened.

Reference numeral 48 denotes a second protrusion formed on the rotating body 27, which controls the temperature control knob 13 in a so-called low temperature area A of 30°C to 60°C.
When the switch is rotated to the position, the second protrusion 48 pushes the right hanging piece 46 to the right and opens 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 with 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 cooker 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 direction, displaying the name of a low temperature cooking product such as bread fermentation, 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, and thereby said second
The protrusion 48 moves the right hanging piece 46 of the transmission rod 41 to the right against the spring 42, and is interlocked with the pressing body 39 → pressing body piece 40 → switching contact piece 38, so that only the low temperature heating element 10 generates heat. It looks like this.

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 off and turn it counterclockwise from position B continuously to P. Then, the indicator needle 16 is located in the simmering area T and the first protrusion 47
presses the transmission rod 41 to the right against the spring 42, and as described above, the switching contact piece 38 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 period of time, that is, when fermenting bread, first adjust the temperature as shown in FIG. 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 set the indicator hand 16 to the position marked "1 loaf molding/fermenting." 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 you want to cook oden, first turn the temperature control knob 1.
3 to align the displayed name "Oden" on the display 17 with the base line.

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

Next, when the timer knob 12 is turned counterclockwise and set from the OFF position B to the continuous position P, the indicator needle 16 will be located in the simmering area T, and the user will be able to see what to cook at a glance. You can see if there are any.

As described above, the present invention provides a movable rope having a transmission rod and an indicator needle that are linked to the rotation of a timer, a display that displays the name of the item to be cooked according to the cooking temperature, and a switch whose opening and closing are controlled by the swinging of the transmission rod. The timer is rotated to the continuous operation position, the changeover switch is opened, and only the low temperature heating element is energized, and the indicator needle is turned to the Since the instructions are indicated by the name of the item on the display, when you need to simmer stew, oden, etc., you can simply turn the timer to the continuous operation position and set the temperature and time accordingly. Therefore, it is possible to provide an electric cooker which is constructed and extremely easy to use.

[Brief explanation of the drawing]

Figure 1 is a perspective view of the uninvented electric cooker, Figure 2 is an enlarged exploded view of the main parts of Figure 1, Figure 3 is an enlarged plan view of the main parts of Figure 1, and Figures 4 to 6 are the main parts of the main part of Figure 1. FIG. 3 is a front view showing various embodiments of the invention, and FIG. 7 is an electrical circuit diagram of the invention. 9, 10... Heating element, 16... Indicator, 17... Display, 32... Timer, 38... Changeover switch , 41...Transmission rod.

Claims (1)

[Claims] 1. A movable cable having a transmission rod and an indicator needle that are linked to the rotation of the timer, a display that displays the name of the item to be cooked according to the cooking temperature, a changeover switch that is controlled to open and close by the swinging of the transmission rod, and the changeover. The timer is rotated to the continuous operation position, and the changeover switch is opened to energize only the low-temperature heating element, and the indicator needle is turned to the simmering state of the indicator. An electric cooker characterized in that the product name indicates the following.