JPH0749030B2 - rice cooker - Google Patents

Description

TECHNICAL FIELD The present invention relates to a structure of an opening / closing part of a lid of a rice cooker that is used daily 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. Therefore, the structure is complicated and some problems remain in terms of assembly workability.

As a conventional rice cooker provided with a hook lever capable of opening the lid body by one-touch operation on the rice cooker main body, one shown in FIG. 3 is known. That is, in FIG. 3, 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
Reference numeral 08 denotes a lid, and this lid 108 has an inner lid 109, and is hingedly supported by a shaft 111 on one side of the rice cooker main body 101 so as to be openable and closable. Also, the lid 108 is always connected with the shaft 111.
Is provided with a spring 112 for urging in the direction of opening
A damper 113 and a damper spring 114 for absorbing a shock when the lid 108 is opened are provided in the vicinity of.

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.

In the above conventional rice cooker, since the hook lever 115 is attached to the body 102 by the shaft 116, the hook lever 115 is pressed so as to compress the biasing spring 117 during assembly. Since the shaft 116 must be mounted on the shaft, the workability of assembling is poor.

Further, in recent years, a display device (not shown) of a rice cooker is provided on the upper front surface or the lid 108 to improve the usability, and the mainstream is now.

However, when the display unit is provided on the lid 108, many wirings pass through the hinge unit 110, so that the display unit is often installed on the upper surface of the rice cooker body 101 side.

In addition, because of the ease of dripping rice when opening the lid, it is mainstream to use the hinge portion 110 on the rear side and the hook lever portion 115 on the front side.

Therefore, the hook lever part 115 and the display part are concentrated near the upper frame 104 of the upper part of the main body, and the display part is equipped with an LCD or a circuit board on the back surface, and the hook lever part 115 is arranged at a convenient position. There was a problem that it was difficult.

The present invention solves such a problem, and its first object is to provide a rice cooker with good assembly workability, and a rice cooker having a configuration of a hook lever part and a display part that achieves both assembly workability and usability. The second purpose is to provide a container.

Means for Solving the Problems In order to achieve the first object, the rice cooker of the present invention has an upper surface opened and a rice cooker main body having an upper frame at the upper surface opening. , A lid 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 on one side of the rice cooker body, and a hinge portion that is located on the other side of the hinge portion. A hook lever that engages the rice cooker body with the lid body, a display substrate that displays an operating state of the rice cooker body, and a substrate base that supports the display substrate. The hook lever is provided on the front side of the rice cooker main body, and the hook lever is rotatably supported on the substrate base to fix the substrate base to the upper frame.

In order to achieve the second object, the engaging claws between the hook lever and the lid are provided at two left and right positions on the front side of the rice cooker body.

With the above-mentioned configuration, the rice cooker of the present invention is assembled by first assembling the hook lever portion on the internal component side of the main body via the substrate base supporting the display substrate and the upper frame, and then covering the body. Therefore, the assembly workability can be improved.

Further, by providing the engaging claws for the lid body at two places on the left and right, it is possible to avoid contact with parts such as the display substrate.

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

In FIG. 1 and FIG. 2, the rice cooker main body 1 includes 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 opening of the rice cooker main body 1. An upper frame 5 to be installed and a rice cooker main body 1 are provided with a lid 7 pivotally supported 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 substrate base 13 that supports the display substrate 12 that displays the operating state of the rice cooker is fixed to the upper frame 5. The hook lever 11 is provided with a claw 11a that engages with the engaging recess 7a of the lid 7, and the hook lever 11 is rotatably supported by a hook lever shaft 15 that is supported by the substrate base 13. On the other side of the hook 11a via the hook lever shaft 15, hook lever 1
A spring 11b for urging 1 toward the engaging recess 7a is provided.

The lid 7 includes an outer lid cover 16 forming an outer surface, an outer lid 17 forming an inner surface, and an inner cover 18. Further, an inner lid 19 is provided on the lower surface of the inner cover 18. The pot 3 is provided so as to be in pressure contact with the pot when it is closed. The outer lid
An engaging recess 7a that engages with a hook lever 11 for keeping the lid body 7 closed is provided in the lid 17. Further, a heating element 21 for heating the rice cooker 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. 2, the claws 11a are provided on both the left and right sides of the substrate base 13, and the engaging recesses 7a that engage with the claws 11a are provided on the lid at the corresponding positions. Also, hook lever 11
Button 2 for pressing and releasing the claw 11a from the engaging recess 7a.
0 is arranged on the front side of the body 2 via the hook lever shaft 15 of the claw 11a and slidably supported via the hole 21 of the substrate base 13. The button 20 is supported by the substrate base 13 by a locking rib 22 at a position balanced with the urging force of the spring 11b. In addition, one end of the spring 11b is attached and fixed to the spring fitting fixing portion 4a of the inner frame 4.

In the rice cooker configured as above, the hook lever
When assembling the 11 part, first, as shown in FIG. 2, the hook lever 11 is pivotally supported by a hook lever shaft 15 which engages with the substrate base 13. Further, the spring 11b is mounted at a predetermined position. Next, engage the button 20 with the substrate base 13,
It is fixed to the upper frame 5.

After that, the assembly of the hook lever 11 is completed by fitting the body to the button 20.

Also, although there is only one button 20 for opening and closing the lid 7, the nail 11
Since there are two a's, which are arranged on the left and right without contacting the substrate base 13, the hook lever 11 can be arranged with good operability.

EFFECTS OF THE INVENTION As is clear from the description of the above-mentioned embodiments, the rice cooker of the present invention is located substantially on the opposite side of the hinge part that pivotally supports the lid on one side of the rice cooker main body, and the rice cooker main body Since the hook lever for engaging the lid and the lid is rotatably supported on the substrate base and then fixed to the upper frame, the hook lever can be easily assembled.

Further, with this configuration, since the biasing spring can be positioned on the rear surface of the operation portion of the hook lever and the biasing spring can be directly pressed, the workability of assembling the hook lever portion can be improved.

Furthermore, by separating the engaging claws of the hook lever into the right and left, it is possible to arrange the display board without contacting the hook lever, and it is possible to select the size of the display board regardless of the hook lever portion. Since the size of the rice cooker can be reduced, the rice cooker can be designed to be smaller, which is expected to reduce the weight and space.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a rice cooker according to an embodiment of the present invention, FIG. 2 is a front view in which a hook lever portion of the rice cooker is partially cut away, and FIG. 3 is a partially cut away in a conventional rice cooker. It is a side view. 1 ... rice cooker body, 2 ... body, 5 ... upper frame, 7 ...
Lid, 7a ... engaging recess, 8 ... hinge part, 11 ... hook lever, 11a ... engaging claw, 12 ... display board, 13 ... board base.

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Haruo Ishikawa 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (56) Reference JP-A-2-111322 (JP, A) JP-A-1-277516 (JP, A)

Claims (2)

[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 A display substrate for displaying, and a substrate base for supporting the display substrate, the substrate base being provided on the front side of the rice cooker body,
A rice cooker in which the hook lever is pivotally supported on the substrate base and the substrate base is fixed to the upper frame. 2. The rice cooker according to claim 1, wherein engaging hooks between the hook lever and the lid are provided at two left and right positions on the front side of the rice cooker body.