JPH04135226U - Rice cooker operating device - Google Patents

Abstract

(57) [Summary] [Purpose] To simplify the structure and reduce the number of parts while maintaining the reliability of the seal of the operation button 49 in a rice cooker in which the operation button 49 is individually provided. [Structure] A packing 45 is attached around the operating hole 43 provided in the component board 32 corresponding to the switch 35, and the packing 45 is pressed by the panel 31, and the packing 45 is integrated between the operating button 49 and the switch 35. This configuration includes a boss portion 47 provided via a flexible portion 46.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention relates to an operating device for a rice cooker.

0002

[Conventional technology]

A rice cooker is a component board equipped with various electrical components for various controls. is installed and the switch provided on the component board is operated from the outside, so the cooking Various operation buttons are provided on the operation section of the exterior body of the rice jar.

0003 In such operating devices, water and dust cannot enter the component board. Various sealing means are provided for this purpose.

0004 In this case, the operation button and the surface of the operation part around it should be placed on the front of the switch operation member. Attach the cover sheet and press the switch operation member from the sheet to release the component base. A structure may be adopted in which a switch on a board is activated. This structure is pasted on the surface Because the girder sheet itself performs the sealing action, special sealing procedures are required inside the exterior body. There is no need to add steps.

[0005] However, when the above-mentioned sheet is attached to the surface, the operation buttons are individually set. It lacks a sense of luxury compared to Kitemono, and there are strong similarities in design with similar products, and there are differences between products. The problem is that it is not possible to differentiate between

[0006] Therefore, as shown in FIGS. 13 and 14, the operation button 1 is exposed on the surface of the exterior body 2. and insert the switch operating member 6 between the switch 4 of the component board 3 and the operating button 1. It has been known for a long time to adopt an interposed structure.

[0007] In the case of FIG. 13, the case 7 of the component board 3 is A packing 8 is interposed between the flange portion of the member 6 and the flange portion of the member 6 to achieve a seal. There is.

[0008] In addition, in the case of FIG. 14, a thin A seal is achieved by pasting the packing 8' on the case 7. In addition, in the case of FIG. 13, a light emitting element 9 is provided near the switch 4, and the light emitting element A translucent cap 10 corresponding to 9 is attached to the exterior body 2. In this case too, A packing 11 is interposed between the cup 10 and the case 7.

[0009]

[Problem that the idea aims to solve]

As mentioned above, the sealing means in the conventional operating device accommodates the component board 3. The idea was to seal around the opening of case 7, so A case 7 is required, and a switch interposed between the switch 4 and the operation button 1 is required. The switch operation member 6 is also required, which has the disadvantage of increasing the number of parts.

0010 Furthermore, if a switch and a light emitter are provided as a pair, operation button 1 and It is necessary to separately provide the translucent cap 10, which also increases the number of parts. It was the cause.

[0011] Therefore, this idea was developed to simplify the structure while ensuring the reliability of the seal in the operating device. The objective is to simply reduce the number of parts.

0012

[Means to solve the problem]

The first means to solve the above problem is to use components equipped with electronic components including switches. Install the board along the back side of the operation part of the rice cooker's exterior body, and make it compatible with the above switch. An operation hole is provided in the operation section above, and a packing is attached around the operation hole. , press the above gasket with the panel attached to the front side of the operating section, and press the above gasket against the above panel. A flexible part integrated with the packing is installed between the inserted operation button and the above switch. This structure includes a boss part that is integrated with the hollowed-out packing.

[0013] Further, a second means is a method in which a switch is added to the component board in the first means. At least one pair of light emitting elements is mounted, one operation hole corresponding to the pair and one Set each operation button to a size that includes its pair, and cover the operation button with a transparent material. The back of the operation button has a pad attached around the operation hole. It has a structure in which a flexible part that is integrated with the packing that rises from the ring is pressed against it. Ru.

[0014]

[Effect]

The operating device according to the first means includes a packing attached around the operating hole of the exterior body. A seal is provided by the button. When you press the operation button, the operation boss part that is integrated with the packing The switch on the component board is activated through the material. Also, the operation button is aligned with the gasket. It is urged outward (in the return direction) by the flexible part of the body.

[0015] The operating device according to the second means operates a switch when the operating button is pressed, and At the same time, the light emitting element paired with the switch emits light and the operation button lights up.

[0016]

【Example】

The rice cooker according to the embodiment shown in the accompanying drawings has a rice cooker as shown in FIGS. 1 and 2. A lid 22 is attached to a main body 21 with a hinge 23.

[0017] The exterior body of the jar body 21 includes a body 24 and a shoulder cover 25 fitted to the upper part of the body 24. and a shoulder 26 that supports the shoulder cover 25, and an outer container 27 is attached to the inside of the shoulder 26. Can be attached. A heater 28 is attached to the bottom of the outer container 27, and a heater 28 is installed below the heater 28. A heat shield plate 29 is provided.

[0018] A panel 31 including an operation section and a display section is attached to the front surface of the shoulder cover 25. . Also, between the shell 24 and the outer container 27, a support frame 3 that supports the component board 32 is provided. 3 is provided on a support stand 34 integral with the barrel 24 (see FIG. 2).

[0019] The component board 32 supported by the support frame 33 has a structure as shown in FIGS. 4 and 5. Various switches 35, light emitting elements 36, etc. are mounted. Also, if necessary A switch operation member 37 corresponding to the switch 35 is provided, and the light emitting element 36 is connected to the switch operation member 37. It forms a pair with a switch 35 provided near the.

[0020] The part of the shoulder cover 25 to which the above panel 31 is attached is inclined as shown in It has a recess 38 that is recessed from the surrounding area. Inside the recess 38 A mounting section 41 for the liquid crystal display window section 39 (see Fig. 1) is provided in the center, and an operating section is provided on both sides of the mounting section 41. A mounting portion 42 for the operating device is provided. Component board 32 supported by the aforementioned support frame 33 is provided close to the back side of the mounting portion 42 of the operating device (see FIGS. 2 and 6). .

[0021] As shown in FIG. 3, the mounting portion 42 has an operation hole 4 corresponding to the switch 35. 3 is provided. These operation holes 43 have switches as shown in FIGS. 4 and 5. 35 faces from the back side. In addition, in areas where the distance between the switch 35 and the panel 31 is wide, At this point, a flexible switch operating member 37 provided on the component board 32 faces. figure 4, the light emitting element 36 paired with the switch 35 is the switch operating member. It faces the same operation hole 43 as 37.

[0022] In addition, in the case of FIG. 5, one operation hole 43 has two switches corresponding to two switches 35. The switch operating member 37 faces.

[0023] A packing 45 is attached to the surface of the mounting portion 42 described above. This packing 45 has a portion surrounding each operation hole 43, and the center of the flexible portion 46 rising from the periphery. A columnar boss portion 47 is provided at the portion. This boss portion 47 corresponds to the switch 35 in FIG. When there is no intervening switch operating member, as in the case shown in FIG. 5. Also, like the other switches 35, the switch operating member 37 can be If the switch operation member 37 is present, the boss portion 47 is brought into contact with the switch operation member 37.

[0024] Note that, as shown in FIG. 43, where the diameter of the operation hole 43 is relatively large, the above No boss portion is provided, and only the flexible portion 46 is provided.

[0025] Various operation buttons 49 are inserted into the buttonholes 48 of the panel 31. Each operation button The tongue 49 is prevented from coming off by its brim 51. There is a pad on the back of panel 31. A presser rib 52 is formed along the periphery of the kin 45, and the panel 31 is secured with screws 53. Tighten it to the mounting part and press the holding rib 52 against the periphery of the packing 45 to seal it. .

[0026] Further, the operation button 49 contacts each boss portion 47 and is directed outward by its flexible portion 46. is energized by In the part without the boss part, the flexible part 46 is directly connected to the operation button 49. (see Fig. 4), biases the operation button 49 outward, and presses the button 49 outward. Aim for the rules.

[0027] The operation button 49 is made of plastic, and as shown in Figure 3, the nearby buttons are They are integrally connected to each other by arms 54. In addition, those corresponding to the light emitting element 36 are transparent. Molded to have optical properties.

[0028] In addition, FIGS. 7 to 10 show the hook device of the lid 22, and the hook 56 has bending claws 57 on both sides, and is provided on the outer surface of the bending claws 57. It can be removed by inserting the pin 58 into the pin hole 61 provided in the recess 59 of the shoulder cover 25. Can be attached. The hook 56 is biased by a spring 62, and as shown in FIG. 22. When the hook 56 is pushed downward as shown in FIG. 8, it engages with the lid 22. comes off.

[0029] Further, FIGS. 11 and 12 show the mounting structure of the thermal fuse 63. temperature hue The holder 64 of the jar body 1 is made of an L-shaped metal fitting, and is attached to the heat shield plate 29 of the jar body 1. It is fixed with screws 65 (see Fig. 2). The rising part of the holder 64 is a chamfer. There is a mounting bracket wrapped around the thermal fuse 63 in the channel part. Hang the tool 66 and bend the holding piece 67 provided on the side edge of the channel to create a thermal fuse. 63 is fixed.

[0030] The vertical position of the thermal fuse 63 is determined by several steps of protrusions 6 provided at the bottom of the channel. Select a pair of holes 8 and 69 and hang the mounting bracket 66 on the pair to adjust the mounting height as appropriate. The height is adjusted.

[0031] In the rice cooker with the above configuration, the operation start, rice cooking mode selection, and To set the timer, etc., press each operation button 49 of the operation device from the front of the panel 31. This is done by When you press the operation button 49, a switch will be activated depending on the type of button 49. The switch 3 is operated via the switch operation member 39 or via the boss portion 49 of the packing 45. 5 is activated (in the case of FIG. 4), and the boss portion 47 of the packing 45 and the switch operation portion The switch 35 is actuated via both members 37 (in the case of FIG. 5).

[0032] The operation button 39 is pushed outward by the elasticity of the flexible part 46 and boss part 47 of the packing. energized. Furthermore, when the switch 35 and the light emitting element 36 are paired (see FIG. ), the operation button 49 emits light. In this case, the operation button 49 is It is biased by the flexible portion 46 that is in contact with the surroundings.

[0033] In addition, the seal of the component board 32 is made by attaching the packing 45 attached to the mounting part 42 to the panel. While pressing with the presser rib 52 of 31, the flexible part 46 is pressed in the part without the boss part 47. This is achieved by pressing the direct operation button 49.

[0034]

[Effect of the idea]

As mentioned above, the rice cooker operating device according to this invention is a separate and independent device. Although it has an operation button, the package has a seal attached to the outer surface of the operation part of the exterior body. Since the packing is pressed by the panel, there is no need to store the component board in the case. and the case can be omitted. In addition, there are flexible parts and bolts on the packing. A spring is provided in order to bias the operation button outward by the flexible part. There is no need for separate parts such as a switch, and since the switch is pressed through the boss, it is easy to use with your fingertips. Provides a soft operating feel.

[0035] Also, when a switch and a light emitting element are paired, it is possible to place them both in one operation hole. Even when facing a single operation button, the seal can be ensured. Furthermore, the flexible part of the packing can apply an outward biasing force to the operation button. Wear.

[Brief explanation of drawings]

[Fig. 1] Perspective view of a rice cooker according to an example

[Figure 2] Cross-sectional view of the same as above

[Figure 3] Partially exploded perspective view of the same as above

[Figure 4] Cross-sectional view of the operating device same as above

[Fig. 5] Cross-sectional view of other parts of the operating device same as above.

[Figure 6] Partially exploded perspective view of the same as above

[Figure 7] Cross-sectional view of the hook device same as above

[Fig. 8] Cross-sectional view of the above hook device in the unlocked state

[Fig. 9] Partial cross-sectional perspective view of the hook same as above.

[Fig. 10] Exploded perspective view of the hook device same as above.

[Figure 11] Exploded perspective view of the thermal fuse section same as above

[Figure 12] Cross-sectional view of the thermal fuse holder same as above

[Fig. 13] Cross-sectional view of a conventional operating device

[Fig. 14] Cross-sectional view of another conventional operating device

[Explanation of symbols]

21 Jar body 22 Lid 23 Hinge 24 Torso 25 Shoulder cover 26 Shoulder 27 Outer container 28 Heater 29 Heat shield plate 31 Panel 32 Component board 33 Support frame 34 Support stand 35 switch 36 Light emitting element 37 Switch operation member 38 Recess 39 LCD display window section 41 Mounting part 42 Mounting part 43 Operation hole 45 Packing 46 Flexible part 47 Boss part 48 buttonhole 49 Operation button 51 Brim 52 Presser rib 53 screw 54 Arm 56 Hook 57 Bending claw 58 pin 59 recess 61 pin hole 62 Spring 63 Thermal fuse 64 Holder 65 screw 66 Mounting bracket 67 Holding piece 68 Protrusion 69 holes

Claims (2)

[Scope of utility model registration request] [Claim 1] A component board on which electronic components including a switch are mounted is attached to the back side of the operation section of the exterior body of the rice cooker, an operation hole corresponding to the switch is provided in the operation section, and a circuit board is installed around the operation hole. At the same time as installing the packing,
The packing is pressed by a panel attached to the front side of the operation part, and a boss integrated with the packing is provided between the operation button fitted on the panel and the switch via a flexible part integrated with the packing. An operating device for a rice cooker that includes a section. 2. At least one pair of a switch and a light emitting element is mounted on the component board, one operation hole and one operation button corresponding to the pair are each set to a size that includes the pair, and the operation button The operating device for a rice cooker according to claim 1, wherein the operating button is made of a translucent material, and a flexible portion integral with a packing that rises from a packing attached around the operating hole is pressed against the back surface of the operating button. .