JPH0443144Y2 - - Google Patents

Description

[Detailed description of the invention] <Industrial field of application> This invention relates to a rice cooker, and is a rice cooker in which a lid unit is attached to the rice cooker main body, which removably accommodates an inner pot, with a lid unit that can be opened and closed using a hinge member. Regarding.

<Prior art and problems to be solved by the invention> Traditionally, rice cookers have been basically constructed by attaching a lid unit that can be opened and closed using a hinge member to the rice cooker body that houses the inner pot in a removable manner. rice cooker with an operation panel equipped with an operation section and a display section at the lower front of the rice cooker body, or as shown in Design Registration No. 666825, a rice cooker with a lid. Generally used is a configuration in which a separate member is attached to the upper surface of the central portion of the unit, and an operation panel including an operating section and a display section is attached to a predetermined position of this separate member in an upward direction.

Therefore, in any of the above-mentioned rice cookers, a special member is required to attach the operation panel, which complicates the structure and increases costs.

In addition, in the rice cooker with the former configuration, the operation panel is installed at a fairly low location on the rice cooker, so when the rice cooker is placed in a low place, it is difficult to operate the operation panel. There is a problem in that the user's posture is unnatural, that is, he or she leans forward considerably, and when viewing the display on the display, the posture is unnatural, that is, he or she leans forward considerably. Additionally, since the operating section is located at the front, there is also the problem that the rice cooker may move if operated with strong force.

Furthermore, in the rice cooker with the latter configuration,
Since the operation panel is attached to the top of the lid unit of the rice cooker via a separate member so as to face vertically upward, if the rice cooker is placed at a fairly high place, the operation and display sections may be damaged. Both are difficult to see, and there is a problem in that necessary operations must be performed by viewing the operation panel from above.

<Purpose of the invention> This invention was made in view of the above problems, and provides a rice cooker that can improve the operability of the operation panel and the visibility of the operation panel. The purpose is to

<Means and operations for solving the problem> In order to achieve the above object, this invention includes a case and a lid unit for the case, stores the rice bowl in the case, and allows the rice bowl to be stored in the case. In a rice cooker equipped with a heating device for heating and a heating control device for electrically controlling the heating device based on a human operation signal, the lid unit of the rice cooker is attached by a hinge member, and the heating device The present invention is characterized in that an operation panel having an operation section and a display section for inputting operation signals to the control device is attached to the upper surface of the hinge member with a downward slope from the rear to the front of the hinge member.

Therefore, the operation panel attached to the hinge member is easy for the operator to see and operate from the upper front.

<Examples> Hereinafter, examples will be described in detail with reference to the accompanying drawings showing examples.

FIG. 5 is a longitudinal cross-sectional view showing the multifunctional rice cooker, and FIG. 6 is an external perspective view, in which a lid unit 7 is connected to the upper part of the casing 1 so as to be openable and closable. More specifically, the casing 1 has a cylindrical side member 2 whose upper part is made of a thin metal plate, and a bottom member 3 whose lower part is made of a rigid resin. An inner pot storage container 5 is attached inside the casing 1, and an inner pot 6 supported by a rice cooking heater 54 is removably accommodated inside the inner pot storage container 5.

More specifically, the casing 1 has a bottom member 3 made of synthetic resin attached to the lower end of a side member 2 having a cylindrical shape made of metal, and a shoulder member 11 made of synthetic resin attached to the upper end. There is.

The bottom member 3 is formed into a deep dish shape that can cover substantially the lower half of the inner pot storage container 5. A predetermined position near the periphery of the bottom surface is recessed upward to form a power supply component housing recess 33 that accommodates a power supply component 34 such as a transformer.
Further, a cover 37 is attached to the power supply component accommodation recess 33 with screws to prevent the housed power supply component 34 from being exposed to the outside. In addition, 39 is the power supply component housing recess 33.
30 is a cord reel.

The side member 2 is a thin metal plate formed into a cylindrical shape, and the lower end edge and the upper end edge are curved inward so as to have a substantially cylindrical shape to form a ring portion 2.
1 and 22 are formed so as to be watertightly engaged with the annular groove 23 of the bottom member 3 and the annular groove 24 of the shoulder member 11, and the engaged state can be ensured by screws 25. An arc-shaped handle member 26 is rotatably attached to a predetermined position on the upper part of the side member 2, and is placed close to the center of rotation of the handle member 26 so that the handle member 26 can be moved from a substantially horizontal state to an upright state smaller than 90 degrees. A positioning member 27 is attached to allow rotation of the handle member 26 only between the two positions. Therefore, when the handle member 26 is left in an upright position, it will rotate to a substantially horizontal position due to its own weight.

The shoulder member 11 is made of synthetic resin and has a substantially ring-shaped overall shape, and has a support portion 12 on its upper surface that supports the upper end flange portion 51 of the inner pot storage container 5 in a suspended manner. is forming. and,
A hinge portion 14 that supports the lid unit 7 in a vertically movable manner is formed at a predetermined position, and
The lid unit 7 is positioned directly opposite the hinge portion 14.
It has an engaging part 15 that holds the lid in a closed state.

The inner pot storage container 5 is formed in a shape capable of accommodating the inner pot 6, and has a center sensor 53 attached thereto by penetrating the center of the bottom surface, and a rice cooking container that surrounds the center sensor 53. A heater 54 is installed. The upper end edge portion is curved outward to form an upper end flange portion 51 that can be engaged with the support portion 12 . Note that 55 is a heat shield plate, and a support plate 56 for testing insulation resistance is attached to a predetermined position and brought into contact with the casing of the cord reel 30. 58 is a heat insulating heater attached to a predetermined position on the side surface of the inner pot storage container 5, 59 is a temperature fuse, and 50 is a heat insulating material that surrounds almost the entire side surface of the inner pot storage container 5.

The lid unit 7 has an operating lever 78 at a predetermined position on the upper surface directly facing the hinge portion 14, and a heat sink 72 is attached to the lower surface. and,
A lid heater 74 is attached to a predetermined position on the upper surface of the heat sink 72, and a steam packing 73 is attached to the outer periphery of the heat sink 72 to close the flange 6 of the inner pot 6.
It is possible to contact 1. In addition, the heat sink 72
Attach the one-touch pin 75 to the center of the inner pot 6.
A one-touch packing 77 is attached to the central part of the lid plate 76 that contacts the stepped portion 62 of the lid plate 76, and is detachably attached to the one-touch pin 75. still,
79 is a lead wire for applying voltage to the lid heater 74; 70 is a steam hole;
It is mounted at the farthest position between and the operating lever 78.

1 to 4 are diagrams showing the hinge portion 14 in detail.

The hinge portion 14 includes an upper member 8 made of synthetic resin.
1 and a lower member 82, the upper member 81
An operation panel 83 is attached to a predetermined position on the top surface of the device. The operation panel 83 is provided with an operation switch 83a as an operation section for inputting a human operation signal, and is also provided with a display section 83b for displaying the time, timer set time, etc. Note that 83c is a top sheet that covers the surface of the display section 83b.

More specifically, the upper member 81 constituting the hinge portion 14 is inclined such that its upper surface becomes lower toward the operating lever 78 side. The operation panel 83 is also mounted in a tilted state. In other words, the operation panel
It is attached to the upper surface of the hinge member 14 with a downward slope from the rear to the front of the hinge member 14. This is a major feature of this embodiment.

A microcomputer board 84 is attached to the back side of the operation panel 83 (inside the hinge portion 14).

Further, lead wire passages 85 are formed at predetermined positions of the lower member 82 at predetermined distances from each other, and a large number of lead wires 86 connected to the mini plug 84a of the microcomputer board 84 are divided into two. The lead wires are inserted through each lead wire passage 85 and electrically connected to the rice cooking heater 54 via a power circuit board or the like provided on the bottom member 3 (not shown).
As a result, the operation switch 83a of the operation panel 83
The rice cooking heater 54 and the like are controlled by the microcomputer board 84 and the like based on the human operation signal input from the microcomputer board 84 and the like.

In the rice cooker with the above configuration, when selecting the type of rice cooking operation or setting the timer, if the rice cooker is placed in a high place, the operation panel 83 can be easily accessed from the front side of the rice cooker. Since the switch can be viewed easily, the switch can be easily operated without having to prepare a step stool or the like. Furthermore, if the rice cooker is placed in a low place, the operation panel 83 can be easily seen from above the rice cooker, so that switch operations can be easily performed.

In either case, the switch operation is performed diagonally from above, so the rice cooker will not move even if the operating force is large.

Further, no special member is required to attach the operation panel 83, and the configuration can be simplified.

FIG. 7 is a perspective view of main parts showing another embodiment,
The only difference from the above embodiment is that the upper member 81 is formed wider on the operating lever side.

Therefore, the switch operation can be easily performed as in the above embodiment, and the display section 8 can be easily operated.
You can easily check the display of 3b.

<Effects of the invention> This invention is constructed as described above, and the operation panel, which has an operation section and a display section for inputting operation signals to the heating control device, is attached to the upper surface of the hinge member for attaching the lid unit of the rice cooker. In addition, since the hinge member is attached with a downward slope from the rear to the front, it has the unique effect of making it easy to check the display on the operation panel from the upper front side and making it easier to operate the operation unit.

In addition, the operation panel is incorporated by effectively utilizing the internal space of the hinge member, and provides electrical connections from the electric circuit built into the rice cooker body to the operation panel and display section provided on the hinge member. The lead wire can be shortened. In particular, the hinge member only rotates when opening and closing, and is subject to less impact when opening and closing than the lid unit attached to the hinge member. Therefore, the lead wire extending to the hinge member is not subjected to impact when the lid unit is opened and closed.
This has the unique effect of preventing lead wires from breaking or damaging the display section.

Therefore, it is possible to provide a rice cooker that is less likely to break down and has good durability.

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing the operation panel installed state, Fig. 2 is a longitudinal sectional view, Fig. 3 is an exploded perspective view showing the lead wire insertion portion, and Fig. 4 is a longitudinal sectional view showing the lead wire insertion state. Figure 5 is a vertical cross-sectional view showing the multifunctional rice cooker.
FIG. 6 is an external perspective view, and FIG. 7 is a perspective view showing another embodiment. 7... Lid unit, 11... Shoulder member, 14...
Hinge portion, 83...operation panel.

Claims (1)

[Scope of Claim for Utility Model Registration] The case includes a case and a lid unit for the case, and a rice cooker is housed in the case, and a heating device for heating the rice cooker and an electric heating device for heating the rice cooker based on a human operation signal. In the rice cooker, the lid unit of the rice cooker is attached by a hinge member, and the operation panel has an operation section and a display section for inputting operation signals to the heating control device. is attached to the upper surface of the hinge member with a downward slope from the rear to the front of the hinge member.