KR100451246B1 - Electrical cooker - Google Patents

Abstract

The present invention provides a body having an opening at the top and having an oven therein, a lid assembly mounted to open and close the body opening, an electric heater installed at the body and / or the lid assembly, and an upper portion of the lid assembly. And a display unit mounting space formed to form a separate enclosed space by a partition wall, a display unit mounted on the display unit mounting space, and wires connected to the display unit to transmit power and electric signals through the partition wall. In the rice cooker, the partition wall is formed to protrude upwards to guide the entry of the wiring; A bottom support part extending backward from the inlet guide part and supporting the wiring upwardly; A through hole recessed under the rear end of the bottom support part to draw out the wires; An upper surface support part formed on an upper side of the bottom support part to support the wiring downward; An outlet guide part extending downward from a rear end of the upper surface support part to guide the lead out of the wiring; A crimping pin for crimping and fixing the upper and lower surface support portions with the wiring interposed therebetween; By presenting a structure characterized in that it further comprises a vapor inlet prevention means comprising, it is possible to reduce the risk of failure due to high temperature steam while forming the display portion on top of the lid assembly for ease of use.

Description

Rice cooker {ELECTRICAL COOKER}

The present invention relates to an electric rice cooker, and in particular, a display unit for displaying an operation state of the electric rice cooker and the like, which is mounted on a lid assembly so that a user can easily check the contents thereof, and for protecting it from high temperature steam. It relates to the internal structure of the rice cooker.

The electric rice cooker performs cooking by using electricity as a heating source, and maintains the inside of the oven at a high pressure to achieve a cooking process quickly by making the heating temperature higher than at normal atmospheric pressure, as shown in FIG. And a lid assembly (2) for opening and closing the main body (1) by rotation driving by the hinge portion (3) on which the oven (4) is seated.

Here, the main body 1 is provided with an electric heating device for heating the oven 4, the lid assembly 2 composed of the outer case 21, the inner case 22 and the like pressure in the oven (4) A steam discharge valve (not shown) and the like are provided for controlling the electric heating device. The electric heating device has a working coil 5 for generating an induction current when cooking, and a relatively weak heat generating action during warming. It consists of a heater 24 for thermal insulation.

According to the electric rice cooker as described above, the eddy current is induced in the oven 4 by the working coil 5, and the cooking is performed by heating the oven 4 due to the eddy current. In the cooking process, the lid assembly 2 is used. The inner part of the oven 4 is in close contact with the upper end of the oven 4, and the steam discharge valve is kept closed, so when the rice boils, the pressure inside the oven 4 becomes higher than the normal air pressure due to steam generation.

In addition, as the pressure increases, the temperature of the rice also rises to a temperature higher than the boiling point (100 ° C.) at normal pressure, so the rice grains ripen quickly. When the cooking process is finished, the steaming process for maintaining the pressure in the oven 4 is maintained for a predetermined time while the heating by the working coil 5 is stopped, and after the steaming process is finished, the steam discharge valve is operated. By the steam inside the oven 4 is discharged to the outside by the heat-retaining process in which the oven 10 is weakly heated to a constant temperature by the heat-retaining heater 24 or the like is in progress.

On the other hand, the upper portion of the lid assembly 2 is formed with a display unit 30, the electric rice cooker is generally so that the height does not reach the user's knee, the user in the state of cooking, etc. in the vicinity of the rice cooker The part that easily enters the field of view may be referred to as the lid of the rice cooker, and by forming the display unit 30 in the part, it is intended for convenience of use.

Here, the display unit 30 is composed of a display PC B. 31, a display panel 32, and a transparent window 33, for convenience in the assembling process, and the component parts at high temperature and high temperature. In order to protect the steam from the display, the display unit mounting space 40 is formed in the upper portion of the lid assembly 2 by a partition wall 41 to form a separate sealed space, and the display unit inside the mounting space 40. 30 is formed, and the wiring 34 connected to the display unit 30 to transmit power and electric signals is configured to be drawn out through the through hole 42 of the partition wall 41.

By the way, in the conventional electric rice cooker which takes the above structure, the internal space part 50 of the lid assembly 2 is filled with the high temperature steam which generate | occur | produced in the oven 4 etc., and this high temperature steam Is transmitted to the display unit 30 through the through-hole 42 of the partition wall 41 formed for the connection of the wiring 34, a high risk of failure due to deterioration of the components constituting the display unit 30 problem Has been pointed out.

The present invention is to solve the above problems, to provide an electric rice cooker having a structure that can reduce the risk of failure due to high temperature steam while forming a display unit on the top of the lid assembly for ease of use. .

1 and 2 illustrate the structure of a conventional rice cooker,

1 is a cross-sectional view

2 is a cross sectional view of an essential part of the lid assembly;

3 to 5 show an embodiment of the present invention,

3 is a cross sectional view of an essential part of the lid assembly;

Figure 4 is a cross-sectional view of the steam inlet prevention means

5 is a plan view of the steam inlet prevention means

** Description of the symbols for the main parts of the drawings **

1: body 2: lid

3: hinge portion 4: oven

5: working coil 30: display unit

34 wiring 41 partition wall

100: steam inflow prevention means

In order to achieve the above object, the present invention provides a main body having an opening formed therein and having an oven therein; A display unit mounting space formed to form a separate enclosed space by a partition wall on an upper portion of the lid assembly, a display unit mounted on the display unit mounting space, a power supply to the display unit through the partition wall; An electric rice cooker including a wire connected to transmit an electric signal, the partition wall protruding upwardly and having an inlet guide part for guiding the inlet of the wire; A bottom support part extending backward from the inlet guide part and supporting the wiring upwardly; A through hole recessed under the rear end of the bottom support part to draw out the wires; An upper surface support part formed on an upper side of the bottom support part to support the wiring downward; An exit guide part extended to a rear end of the upper surface support part to guide the lead out of the wiring; A crimping pin for crimping and fixing the upper and lower surface support portions with the wiring interposed therebetween; It proposes an electric rice cooker, characterized in that the steam inlet prevention means further comprising.

In addition, the upper surface of the upper support portion is further provided with a pressing plate, it is preferable that the pressing pin is pressed and fixed through the pressing plate.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 to 5 show an embodiment of the present invention, Figure 3 is a cross-sectional view of the main portion of the lid assembly, Figure 4 is a cross-sectional view of the steam inlet preventing means, Figure 5 is a plan view of the steam inlet preventing means.

As shown, the present invention basically includes a main body 1 having an opening formed therein and having an oven 4 therein, a lid assembly 2 mounted to open and close the main body 1, and a main body. (1) and / or an electric heating device (5, 24) installed in the lid assembly (2) and the display unit mounting space formed to form a separate sealed space by the partition wall 41 on the lid assembly (2) 40, a display unit 30 mounted in the display unit mounting space 40, and a wire 34 connected to the display unit 30 to transmit power and electric signals through the partition wall 41. It is the same as the conventional structure in that it is.

However, the partition 41 has a feature in that a separate steam inflow preventing means 100 is provided, and the steam inflow preventing means 100 protrudes upwards as shown in FIGS. 4 and 5. An inlet guide 101 to guide the ingress of the wiring 34; A bottom support part 102 extending rearward from the inlet guide part 101 to support the wiring 34 upwardly; A through hole 103 recessed under the rear end of the bottom support part 102 to draw out the wiring 34; An upper surface support part 104 formed above the bottom support part 102 to support the wiring 34 downward; An outlet guide portion 105 extending downward from the rear end of the upper support portion 104 to guide the lead-out of the wiring 34; A crimping pin 106 for crimping and fixing the top support 104 and the bottom support 102 with the wiring 34 therebetween; It is configured to include.

That is, as shown in FIG. 2, since the wiring 34 is drawn out through the through hole 42 of the partition wall in which no separate structure is formed, the wire 34 flows in through the through hole 42. Although there was a problem in that it is not possible to prevent the high temperature steam to be, the present invention, as shown in Figure 4, to fix the wiring 34 between the bottom support portion 102 and the top support portion 104, they are pressed pins 106 By taking a structure that is compressed by), it is to minimize the high-temperature steam flowing through the through hole 103.

In addition, in order to evenly compress the upper support part 104 and the lower support part 102, the pressing plate 110 is mounted on the upper surface of the upper support part 104, and the pressing pin 106 penetrates the pressing plate 110. It is more preferable to take a structure that is fixed by pressing.

Other structures and operations are the same as those of the conventional rice cooker.

That is, basically, the oven 4, the main body 1 on which the oven 4 is seated, and the lid assembly 2 which opens and closes the main body 1 by rotation driving by the hinge part 3 are opened. And an electric heating device for heating the oven 4 inside the body 1 and / or the lid assembly 2, and the lid assembly 2 for adjusting the pressure in the oven 4. A steam discharge valve (not shown) and the like are provided, wherein the electric heating device includes a working coil 5 for generating an induction current when cooking, and a heater 24 for performing relatively weak heat generation during warming. ) And so on.

Eddy current is induced in the oven 4 by the working coil 5, and cooking is effected by heating the oven 4 due to the eddy current. In the cooking process, the inner part of the lid assembly 2 is at the top of the oven 4; In close contact with the steam discharge valve to maintain a closed state when the water boils due to the steam generated in the oven (4) is higher than the normal air pressure.

As the pressure increases, the temperature of the rice also rises to a temperature higher than the boiling point (100 ° C) at normal pressure, so the rice grains ripen quickly. When the cooking process is finished, the steaming process for maintaining the pressure in the oven 4 is maintained for a predetermined time while the heating by the working coil 5 is stopped, and after the steaming process is finished, the steam discharge valve is operated. By the steam inside the oven (4) is discharged to the outside to keep the pressure is lowered to a constant temperature oven 10 is heated by a heater in a warm state.

The user can easily check the operation state as described above without taking the waist down by the display unit 30 formed on the upper surface of the lid assembly 2.

The present invention provides an electric rice cooker having a structure to reduce the risk of failure due to high temperature steam while forming the display portion on the top of the lid assembly for ease of use.

Claims (2)

A main body having an opening formed therein and having an oven therein, a lid assembly mounted to open and close the main body opening, an electric heating device installed in the main body and / or the lid assembly, and a partition wall on the top of the lid assembly. An electric rice cooker including a display unit mounting space formed to configure a separate sealed space, a display unit mounted in the display unit mounting space, and wires connected to the display wall to transmit power and electric signals to the display unit through the partition wall; In The partition wall An inlet guide configured to protrude upward and guide the inlet of the wire; A bottom support part extending backward from the inlet guide part and supporting the wiring upwardly; A through hole recessed under the rear end of the bottom support part to draw out the wires; An upper surface support part formed on an upper side of the bottom support part to support the wiring downward; An outlet guide part extending downward from a rear end of the upper surface support part to guide the lead out of the wiring; A crimping pin for crimping and fixing the upper and lower surface support portions with the wiring interposed therebetween; Electric rice cooker characterized in that it further comprises a steam inlet prevention means comprising. The method of claim 1, The upper surface of the upper support portion is further provided with a pressing plate, the pressing pin is an electric rice cooker characterized in that the pressing plate is fixed through the pressing plate.