JPH0691865B2 - rice cooker - Google Patents

Description

TECHNICAL FIELD The present invention relates to a rice cooker that is routinely used in general households and the like.

2. Description of the Related Art Recently, rice cookers are required to have many functions, their usability and excellent design. For this reason, the structure becomes complicated, and some problems remain in the configuration of the opening / closing section.

As a conventional rice cooker provided with a hook lever capable of opening and closing the lid body by one-touch operation on the rice cooker body, one shown in FIG. 13 is known. That is, in FIG. 13, the rice cooker main body 101 is a body 102.
And an upper frame 104 and an inner frame 103 provided inside thereof. A heating element 105 for heating rice and a thermostat 1 for detecting the completion of rice cooking are provided on the inner bottom of the inner frame 103.
It is equipped with 06 and is equipped with a removable rice cooker 107. 1
08 is a lid, and this lid 108 has an inner lid 109 and is hinged.
110 is pivotally supported by a shaft 111 on one side of the rice cooker body 101 so as to be openable and closable. Further, a spring 112 for constantly biasing the lid 108 in the direction of opening the lid 108 is provided in association with the shaft 111, and the rice cooker body 101
On the front side of the display board 1 that displays the operation of the rice cooker body 101
13 and a substrate base 114 that supports the display plate 113 are provided.

On the other hand, a hook lever 115 for engaging the lid body 108 in a closed state is provided with a shaft 116 and a biasing force inside the rice cooker body 101 located on the side opposite to the side on which the lid body 108 is pivotally supported so as to be openable and closable. Spring 11
7, the hook lever 115 is exposed to the outside from the side wall of the rice cooker body 101 as an operation unit 118 for pressing a part of the hook lever 115. Further, a hook 119 for engagement is provided on the lid 108 facing the hook lever 115. Then, by pushing the operating portion 118, the engagement between the hook lever 115 and the hook 119 is released, and the lid 108 is opened.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In the above conventional rice cooker, the hook lever 115 is attached to the upper frame
A projecting port (not shown) for projecting from 04 is provided. In addition, since the hook lever 115 is movable and thus the protruding port cannot be sealed, when water enters from the protruding port of the upper frame 104, the substrate base 114 is hung from the upper frame 104 and the water is transferred to the substrate (not shown). However, there is a problem that the control circuit malfunctions due to the adherence.

The present invention solves this problem, and a first object of the present invention is to provide a rice cooker in which water that has entered the inside of the rice cooker body is dripped downward through a hook lever. A second object is to provide a rice cooker having a structure in which water dripped from the hook lever is once received by the substrate base and then flows downward. A third object of the present invention is to provide a rice cooker having a structure in which water entering from the hook lever protruding port of the upper frame flows downward without adhering to the control board. A fourth object is to provide a rice cooker having a structure that minimizes the amount of water entering from the outlet of the hook lever hole of the upper frame. A fifth object is to provide a rice cooker having a structure for sealing the hook lever protruding port of the upper frame except when the lid is opened.

Means for Solving the Problem A first means for achieving the above-mentioned first object is a rice cooker main body having an upper surface opened and an upper frame being provided in the upper surface opening.
A lid body that covers the top opening of the rice cooker body in an openable and closable manner, a hinge portion that pivotally supports the lid body in one side of the rice cooker body, and a hinge portion located on the other side of the hinge portion. A hook lever that engages the rice cooker body and the lid body,
The rice cooker main body is provided with a display board for displaying the operating state of the rice cooker body and a board base for supporting the display board. The structure is such that the upper frame is rotatably supported on the upper frame.

A second means for achieving the second object is a structure provided with a water receiver for receiving water dropped from the hook lever on the substrate base.

A third means for achieving the third object is a structure in which a substrate base is provided with inclined ribs for forming a water flow path.

A fourth means for achieving the fourth object is a structure in which the engaging claw portion of the hook lever is provided with a collar-shaped rib.

A fifth means for achieving the fifth object is a structure in which a rubber packing is arranged on the engaging claw portion of the hook lever.

Action In the above-mentioned first to third means, it is possible to form a flow path of water that enters from the hook lever projecting opening of the upper frame and guide the water to the lower part of the rice cooker main body. In the fourth and fifth means, , It is possible to prevent water from entering the rice cooker main body through the hook lever protrusion of the upper frame.

Embodiment One embodiment of the present invention will be described below with reference to the accompanying drawings.

1 to 8 are duplicated in explanation from the first embodiment to the third embodiment, and FIGS. 9 and 10 are the same as the fourth embodiment.
FIGS. 11 and 12 explain the fifth embodiment.

In FIG. 2, FIG. 3 and FIG. 4, the rice cooker body 1
Is composed of a body 2, an inner frame 4 which is located inside the body 2 and constitutes a storage portion of the pan 3, and an upper frame 5 which is installed in an upper opening of the rice cooker main body 1. A lid 7 is pivotally supported on the upper part of the rice cooker body 1 by a shaft 9 of a hinge portion 8 so as to be openable and closable. An opening / closing spring 10 is urged in the direction of opening the lid 7 at the shaft 9 portion.

On the other hand, a hook lever 11 for engaging the lid body 7 in the closed state is provided inside the rice cooker body 1 located on the side opposite to the hinge portion 8. Then, the board base 13 supporting the display board 12 for displaying the operation state of the rice cooker is attached to the upper frame 5 with screws 14
It is fixed by. The hook lever 11 is provided with a claw 11a that engages with the engaging recess 7a of the lid body 7, and the hook lever 11 is rotatably supported by a hook lever shaft 15 that supports the upper frame 5. A spring 11b for urging the hook lever 11 toward the engaging recess 7a is provided on the opposite side of the hook 11a via the hook lever shaft 15.

Further, as shown in FIG. 4, when the hook lever 11 is installed on the upper frame 5, the upper operating portion of the hook lever 11 is covered by the upper frame inner surface cover portion 5a. Further, the hook lever 11 has a structure in which water retention ribs 11c are arranged as shown in FIG. In the substrate base, as shown in FIGS. 5 and 6, the structure in which the water receiver 13a of the substrate base is arranged directly below the hook lever water retention ribs, and the flow of the water receiver 13a as shown in FIGS. The structure is such that the inclined rib 13b is arranged from the end of the road.

The lid body 7 is composed of an outer lid cover 16 forming an outer surface, an outer lid 17 forming an inner surface, an inner cover 18, and an operation section 23 for operating the rice cooker body 1. An inner lid 19 is provided on the lower surface so as to come into pressure contact with the pot 3 when the lid 7 is closed. The outer lid 17 is provided with an engaging recess 7a that engages with a hook lever 11 for keeping the lid 7 closed. A heating element 21 for heating rice and a thermostat 22 for detecting the completion of rice cooking are provided on the inner bottom of the rice cooker body 1.

Further, as shown in FIG. 3, claws 11a are provided on both the left and right sides of the substrate base 13, and engaging recesses 7a that engage with the claws 11a are provided on the lid at corresponding positions. Also, push the hook lever 11 and push the button 20 to release the claw 11a from the engaging recess 7a.
It is arranged on the front side of the body 2 via the hook lever shaft 15 of 1a and slidably supported via the hole 24 of the substrate base 13.
The button 20 is supported by the body 2 by a locking rib 25 at a position balanced with the urging force of the spring 11b.

Further, as shown in FIGS. 9 and 10, the claw 11a is provided with a rib 11d around the entire circumference of the claw 11a, which is joined to the surface of the hook lever projecting port 5b of the upper frame 5 to form the hook lever projecting port. 5b has a structure that closes tightly.

Further, as shown in FIGS. 11 and 12, a rubber packing 26 is arranged at the portion of the claw 11a so as to be in close contact with the collar-wound rib 11d, and when attached to the upper frame 5, the hook lever protrusion 5b It is configured to be in close contact with the surface and seal the hook lever protrusion 5b.

Next, the operation of the configuration of the first embodiment will be described.
As shown in FIG. 4 and FIG. 4, the hook lever protruding port of the upper frame 5
Water entering from 5b flows downward through the engaging claws 11a of the hook lever 11 and is finally collected by the water retention ribs and drips to the lower part of the rice cooker body 1 without diffusion.

The operation of the configuration of the second embodiment will be described below.
As shown in Fig. 6, the water entering from the hook lever protrusion port 5b is dropped through the hook lever 11 and then the substrate base
The water is received by the water receiver 13a of 13 and once flowed to the front side of the rice cooker main body 1 and then to the lower part of the rice cooker main body 1 without being scattered.

The operation of the configuration of the third embodiment will be described below.
As shown in Fig. 8, the water that has entered from the hook lever protrusion port 5b is dropped through the hook lever 11, and then is received by the water receiver 13a of the substrate base 13 and once flowed to the front side of the rice cooker main body 1 to incline. The side surfaces of the substrate base 13 are collected without being diffused through the ribs and are flowed to the lower part of the rice cooker body 1 without being scattered.

As a result, the water that has entered through the hook lever protrusion port 5b does not touch the substrate inside the rice cooker body 1 and the hook lever 1
1, or it is flowed to the lower part of the rice cooker main body 1 via the hook lever 11 and the substrate base 13, and the substrate is not affected by water.

Further, the operation of the structure of the fourth embodiment will be described. As shown in FIGS. 9 and 10, the engaging claw 11 of the hook lever 11 is shown.
By providing the collar-shaped rib 11d on a, the hook lever projecting port 5b is closed except when the lid 7 is opened, so that the intrusion of water from the hook lever projecting port 5b is minimized.

The operation of the structure of the fifth embodiment will be described below.
As shown in FIG. 2, by arranging the rubber packing 26 so as to be in close contact with the collar-wound rib 11d of the engaging claw 11a, the hook lever protruding port 5b can be sealed except when the lid 7 is opened. Water entry from 5b can be prevented.

As a result, it is possible to prevent water from entering through the hook lever protrusion 5b, and the substrate in the rice cooker body 1 is not affected by water.

Further, in the fifth embodiment, since the rubber packing 26 is arranged, the effect against water vapor can be expected.

EFFECTS OF THE INVENTION As is apparent from the above-described embodiments, the rice cooker of the present invention can drop water entering from the hook lever projecting port without diffusing through the hook lever, so that the influence of water on the substrate can be eliminated. . In addition, since water that enters from the hook lever protruding port can be flowed from the hook lever to the lower part of the rice cooker main body through the substrate base, it is possible to eliminate the influence of the splashing water on the lower part of the rice cooker main body on the substrate. it can.

Further, by providing the engaging claw with a collar-shaped rib, it is possible to prevent water from entering through the hook lever projecting port. Also, by arranging the rubber packing on the engaging claws, it is possible to completely prevent water from entering from the hook lever protruding port, and eliminate the influence of water from the hook lever protruding port on the board in the rice cooker body. It is possible and has the same effect on water vapor.

[Brief description of drawings]

1 (a) is a front view of the hook lever of the rice cooker of the present invention, FIG. 1 (b) is a side view of the hook lever, FIG. 2 is a sectional view of the rice cooker, and FIG. 3 is the same part. FIG. 4 is a sectional side view of the substrate base showing the second embodiment, and FIG. 7 and FIG. 8 are the third embodiment. FIG. 9 (a) is a front view of a hook lever showing a fourth embodiment, FIG. 9 (b) is a side view of the hook lever, and FIG. 10 ( 11A and 11B are cross-sectional views of the main parts showing the periphery of the hook lever, FIG. 11A is a front view of the hook lever showing the fifth embodiment, and FIG. 11B is the hook lever. Side view, 12th
FIGS. (A) and (b) are cross-sectional views of a main part showing the periphery of the hook lever, and FIG. 13 is a vertical cross-sectional view showing a conventional rice cooker. 1 ... rice cooker body, 2 ... body, 5 ... upper frame, 5b ...
… Hook lever protrusion, 7 …… Lid, 7a …… Engagement recess,
11 …… hook lever, 11a …… engagement claw, 11c …… water retention,
11d ... Collar ribs, 12 ... Display substrate, 13 ... Substrate base, 13a ... Water receiver, 13b ... Inclined rib, 26 ... Rubber packing.

Claims (5)

[Claims] 1. A rice cooker main body having an upper surface opened and an upper frame provided on the upper surface opening, a lid body for opening and closing the upper surface opening of the rice cooker body, and the lid body for the rice cooker. A hinge part that is pivotably supported on one side of the main body, a hook lever that is located on the other side of the hinge part and that engages the rice cooker body and the lid body, and an operating state of the rice cooker body And a substrate base for supporting the display substrate, the substrate base being provided on the front side of the rice cooker body,
The hook lever is a rice cooker rotatably supported on the upper frame with a structure for forming a water flow path. 2. The rice cooker according to claim 1, further comprising a water receiver for receiving water dropped from the hook lever on the substrate base. 3. The rice cooker according to claim 2, wherein the substrate base is provided with an inclined rib for forming a water flow path. 4. The rice cooker according to claim 1, wherein the engaging claw portion of the hook lever is provided with a collar-shaped rib. 5. The rice cooker according to claim 1, wherein a rubber packing is arranged on the engaging claw portion of the hook lever.