JPH0667342B2 - kitchenware - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a cooking utensil, such as a rice cooker, used in general households.

2. Description of the Related Art A conventional lid for a cooking utensil of this type is disclosed in
As shown in Japanese Patent No. 57323, the structure is as shown in FIG.

That is, in FIG. 7, 1 is a cooking utensil main body, a pan 2 is provided in the cooking utensil main body 1, and a lid 3 is provided so as to be openable and closable via a hinge mechanism. The lid 3 is composed of an outer lid 4, a lid cover 6 having an inner plate 5 attached to the inner surface thereof, and a handle 7 provided on the outer lid 4. Reference numeral 8 denotes an engaging protrusion, which is provided on the inner plate 5 so as to protrude. Reference numeral 9 denotes an inner lid, which is engaged with and held by the engaging protrusion 8.
Reference numeral 10 denotes a lid heater, which is provided in the central portion of the inner plate 5 and is urged by a spring or the like so as to come into contact with the inner lid 9 and loosely inserted in the central hole of the inner plate 5. An operation unit 11 is provided inside the lid body 3. This operation unit 1
In 1 of these, 12 is a waterproof wall, and this waterproof wall 12 is the inner plate 5
And the cover 6 is installed by the waterproof wall 12.
It is formed by partitioning the electrical equipment quality 13 therein. Reference numeral 14 denotes a circuit board having an operation switch 15, a display 16 for display, and an electronic component 17. The circuit board 14 is housed in the electrical equipment chamber 13 and is projected downward from the outer lid 4. It is fixed to the plurality of bosses with screws 18 or the like.

Further, the switch 15 and the indicator 16 are exposed in the openings 19 and 20 formed in the outer wall 4, respectively. Two
1 is a display sheet, and this display sheet 21 is the opening 1
It is attached to the outer lid 4 with double-sided adhesive tape or the like so as to cover 9, 20.

SUMMARY OF THE INVENTION However, in such a conventional configuration, the electronic component 1
The periphery of the electrical equipment chamber 13 accommodating the circuit board 14 in which 7 is arranged must be sealed with moisture impermeable, for example, EP rubber. In this case, the control lead tangent to the circuit board 14 is used. When the wire passes through the rubber, a slight gap is created between the lead wire and the lead wire, which may cause moisture in the air or infiltration of heated steam during cooking. There was a risk of damage.

Further, if the FP rubber is replaced with a water-impermeable and soft material such as butyl rubber, the lead wire can be sealed, but once assembled, it is difficult to remove and the part can be reused. Butyl rubber adheres to the
It was difficult to reuse.

The present invention solves such conventional problems, and an object thereof is to provide a cooking utensil having excellent moisture resistance, serviceability, and reusability.

Means for Solving the Problems In order to solve the above problems, the present invention relates to an outer shell member of a cooking utensil body, a cover member fitted to the outer shell member, and an electronic component housed inside the cover member. A circuit board having a component, and for example, EP rubber or the like is interposed between the groove provided in the outer shell member and the rib provided in the cover member to crimp the lead wire to be connected to the circuit board. The cover member is sealed by passing it through a passage hole provided in the.

The present invention further includes an outer shell member of the cooking utensil body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component. Between the groove provided on the and the rib provided on the cover member,
For example, EP rubber or the like is interposed to crimp the lead wire to be connected to the circuit board through a through hole provided in the cover member, and a groove portion is provided in a cap covering the through hole, and a corresponding cover member is passed therethrough. A rib is provided in the vicinity of the hole, and butyl rubber or the like is interposed between the groove portion and the rib for pressure bonding,
The inside of the cover member is sealed.

Further, the present invention comprises an outer shell member of a cooking utensil body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component. EP rubber or the like is interposed between the groove portion provided on the cover member and the rib provided on the cover member, and the lead wire connected to the circuit board is passed through the through cylinder provided in the cover member, and the tip of the through cylinder is provided. Has a hook portion fitted and locked to the through cylinder and a groove portion containing, for example, butyl rubber, and fixes both end surfaces of the substantially U-shaped cap. As a result, the inside of the cover member is sealed.

The present invention further includes an outer shell member of the cooking utensil body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component. For example, EP rubber or the like is interposed between the groove portion provided on the cover member and the rib provided on the cover member, and the lead wire connected to the circuit board is passed through the through hole provided on the cover member. Covering with a packing member made of rubber or the like, and interposing, for example, butyl rubber between the lead wire and the packing member, and further press-fitting and fixing the packing member into the passage hole of the cover member to make the inside of the cover member airtight. Is.

And the present invention further comprises an outer shell member of the cookware body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, wherein the outer shell For example, EP rubber or the like is interposed between the groove portion provided in the member and the rib provided in the cover member, and the lead wire connected to the circuit board is passed through the through hole provided in the cover member to cover the through hole. For example, butyl rubber is inserted in a substantially U-shaped cap to pass a lead wire, the cap is fitted in the passage hole, and EP rubber or the like is interposed between the cover member and the cap to hermetically seal the inside of the cover member. It is what

Still further, the present invention comprises an outer shell member of a cookware body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, For example, EP rubber or the like is interposed between the groove portion provided in the member and the rib provided in the cover member, and the lead wire connected to the circuit board is pressed through the passage hole of the lid portion having the hinge effect provided in the cover member. For example, butyl rubber is provided in the lid portion and the cover member corresponding to the lid portion, and the passage hole is covered with the lid portion so that the inside of the cover member is sealed.

With such a configuration, the entire circumference of the cover member accommodating the circuit board is sealed with, for example, EP rubber, and the lead wire passing portion is sealed with, for example, butyl rubber, so that the inside of the cover member is hermetically sealed. Since the inside of the member is located in the stationary air layer, as a result, it is less likely to be adversely affected by moisture and hot air in the surroundings, and the quality can be improved. Further, since butyl rubber is used only locally, the range of butyl rubber attached to parts can be minimized, and therefore reusability and serviceability after assembly and disassembly can be improved.

Example Hereinafter, a first example of the present invention will be described with reference to FIG.

In FIG. 1, reference numeral 31 denotes a cooking device, and a pot 32 is detachably installed in the cooking device main body 31. Reference numeral 33 denotes a lid body that is rotatably supported by one side of the upper surface opening of the cooking appliance main body 31 and covers the upper surface opening. The lid body 33 includes a resin outer lid 34 that constitutes the upper surface and a lower surface. And a lid cover 35 that constitutes the. Reference numeral 36 denotes a handle portion provided on the outer lid 34, and the handle portion 36 is provided with a handle cover 37 that covers the upper surface. Three
8 is a switch 39 for operation inside, and a display 4 for display.
0 and a display board cover accommodating a circuit board 42 having an electronic component 41. EP rubber is interposed as a display plate packing 46 between the groove portion 43 provided in the display plate cover 38 and the rib 45 provided upright on the inner top surface of the display plate portion 44 of the outer lid 34, and is tightened by the screw A47. It is fixed.

Reference numeral 48 is a passage hole for passing the lead wire 49 connected to the circuit board 42 of the display plate cover 38, and the lower surface opening thereof is covered with the cap 50. The cap 50 is provided with a groove portion 51, and the display plate cover 38 is provided with the groove portion 5.
The ribs 52 corresponding to No. 1 are arranged in parallel, butyl rubber is interposed as a cap seal 53, and the ribs are fastened and fixed by screws. Reference numeral 54 is a film-shaped display sheet, and the display sheet 54 is attached by a double-sided adhesive tape or the like so as to cover an opening 55 provided at a position corresponding to the display 40 portion and the switch 39 portion of the display plate portion 44. Has been done.

The operation of the configuration shown in FIG. 1 will be described below.
The display plate portion 44 and the display plate cover 38 of the outer lid 34 are sealed at their entire peripheries by a display plate packing 46, and the lead wires 49 connected to the circuit board 42 are through holes provided in the display plate cover 38. It is passed through from 48 and is sealed by a cap 50 and a cap seal 53. Since the cap seal 53 is made of soft butyl rubber, the butyl rubber also enters the gap between the lead wires 49, and as a result, sufficient sealing performance can be obtained.

The opening 55 of the display plate portion 44 is covered with the display sheet 54. Therefore, the inside of the display plate cover 38 accommodating the circuit board 42 can be ensured to have a hermetically sealed state having a static air layer, and therefore the thermal conductivity is low and the heat insulating property is high. Further, since the rubber impermeable to water is used, it is possible to prevent the heated steam or the like that has entered the outer lid 34 from entering the display plate cover 38.

Next, a second embodiment of the present invention will be described with reference to FIGS. In addition, in the following embodiments, only the sealing structure near the through hole of the display plate cover through which the lead wire passes is changed from the first embodiment of FIG. 1 described above. Except for the seal structure of, all are the same as those in the first embodiment of FIG.
I will omit the explanation.

In FIGS. 2 and 3, reference numeral 60 denotes a substantially U-shaped cap, in which a groove portion 62 for accommodating the display seal 6 made of soft butyl rubber and a through cylinder 64 of the display plate cover 63 are provided. It has a hook portion 66 that is fitted and locked with a rib 65 provided at the tip. Further, both ends of the substantially U-shaped cap 60 are fixed by engaging hook portions 67 provided on each end with each other. 68 is a rib for preventing the cap 60 from being displaced,
It is provided in.

The operation of the configuration shown in FIGS. 2 and 3 will be described below. Hook portions 67 provided at both ends of the cap 60
The cap seal 61 is brought into close contact with the lead wire 69 and the display plate cover 63 by locking them together. Further, since soft butyl rubber is used for the display seal 61, this butyl rubber enters the gap between the lead wires 69, and as a result, a sufficient seal can be obtained. Therefore, the inside of the display plate cover 63 accommodating the circuit board 42 can be kept in a closed state having a static air layer, so that the thermal conductivity is low and the heat insulating property is high. Further, since the rubber impermeable to water is used, it is possible to prevent the heated steam entering the outer lid 34 from entering the display plate cover 63. Further, according to this structure, a screw for cap tightening is unnecessary.

Next, a third embodiment of the present invention will be described with reference to FIG. In FIG. 4, reference numeral 70 denotes a display board cover, and the display board cover 70 has a lid portion 71 having a hinge effect.
It has a hook portion 72 for fixing the lid portion 71 and a passage hole 73. A lead wire seal 74 made of soft butyl rubber is arranged near the cover 71 and the passage hole 73 of the display plate cover 70 corresponding to the cover 71. The passage hole 73 is covered by locking and fixing the hook portion 72 of the lid portion 71. At this time, the display plate cover 70 and the lid portion 71 of the lead wire 75 are in close contact with each other via the lead wire seal 74.

The operation of the configuration shown in FIG. 4 will be described below.
Since the lead wire seal 74 is made of soft butyl rubber, the butyl rubber can enter the gap between the lead wires 75 and obtain sufficient sealing performance. Therefore, the inside of the display board cover 70 accommodating the circuit board 42 can be ensured to have a hermetically sealed state having a static air layer, and as a result,
It has low thermal conductivity and high heat insulation. Further, since the rubber impermeable to moisture is used, it is possible to prevent the heated steam that enters the outer lid 34 from entering the display plate cover 70. Moreover, according to this structure,
Parts such as a cap are not necessary, and therefore screws for tightening are also unnecessary.

Next, a fourth embodiment of the present invention will be described with reference to FIG. In FIG. 5, reference numeral 80 denotes a display plate cover, and the display plate cover 80 is provided with a through hole 81 having a skirt shape. Reference numeral 82 denotes a lead wire packing made of EP rubber, and a lead wire seal 83 made of butyl rubber is provided inside the lead wire packing 82. Reference numeral 84 is a rib for preventing the lead wire packing 82 from coming off.

The operation of the configuration shown in FIG. 5 will be described below.
When the lead wire 85 is moved in the direction of the arrow and the lead wire packing 82 is press-fitted into the passage hole 81, the lead wire packing 8
The lead wire seal 83 in 2 closely contacts the lead wire 85.
By this press fitting, the lead wire packing 82 and the passage hole 8
Since the area 1 is in a close contact state, the inside of the display plate cover 80 is in a sealed state. Therefore, the thermal conductivity is low and the heat insulating property is high. Further, since the rubber impermeable to moisture is used, it is possible to prevent the heated water vapor entering the outer lid 34 from entering the display plate cover 80.

Next, a fifth embodiment of the present invention will be described with reference to FIG. In FIG. 6, 90 is a display plate cover, and the display plate cover 90 is provided with a passage hole 91.
Reference numeral 92 is a cap, and the cap 92 is locked and fixed to the display plate cover 90 by the hook portion 93. 94
Is a cap packing made of EP rubber, and 95
Are lead wire seals made of butyl rubber, which are in a compressed state when the cap 92 is in a fitted state with the display plate cover 90, and the cap packing 94 is in close contact with the display plate cover 90 and the cap 92. Then
Moreover, the lead wire seal 95 includes the lead wire 96 and the cap 92.
Is in close contact with.

The operation of the configuration shown in FIG. 6 will be described below.
Intrusion of heated steam from the outer periphery of the cap 92 is prevented by the cap packing 94, and intrusion of heated steam from the inner surface of the cap 92 is prevented by the lead wire seal 95. Further, since the lead wire seal 95 made of butyl rubber is used for the gap between the lead wires 96,
Butyl rubber enters the gaps between the lead wires 96, and as a result, sufficient sealing can be performed. As a result, the inside of the display plate cover 90 can be secured in a closed state having a static air layer, so that the thermal conductivity is low and the heat insulating property is high, and as a result, sufficient sealing performance against moisture can be secured. It is a thing.

Effects of the Invention According to the present invention, as is clear from the description of the above embodiments,
It is possible to secure sufficient sealing properties against moisture such as heated steam, and also to obtain a heat insulating effect, so it is possible to minimize the effect on the circuit board and improve quality. You can Further, since butyl rubber is used only locally, it can be relatively easily worked even after reuse after assembly and disassembly, and serviceability can be improved.

[Brief description of drawings]

FIG. 1 is a partial sectional view of a cooking utensil showing a first embodiment of the present invention, and FIGS. 2 and 3 are plan views and sectional views of essential parts of a cooking utensil showing a second embodiment of the present invention. FIG. 4 is a partial sectional view of a cooking utensil showing a third embodiment of the present invention, and FIG. 5 is a partial sectional view of a cooking utensil showing a fourth embodiment of the present invention,
FIG. 6 is a partial sectional view of a cooking utensil showing a fifth embodiment of the present invention, and FIG. 7 is an exploded perspective view showing a conventional cooking utensil. 31 ... Cooking equipment main body, 38 ... Cover member (display plate cover), 41 ... Electronic component, 42 ... Circuit board, 43 ...
... Grooves, 44 ... Outer shell member (display plate part), 45 ... Ribs, 46 ... Rubber (display plate packing), 49 ... Lead wire, 48 ... Passage hole, 50 ... Cap, 51 ... Groove, 52 ... Rib, 53 ... Rubber (cap seal),
63 ... cover member (display plate cover), 64 ... through cylinder, 60 ... cap, 61 ... rubber (cap seal), 62 ... groove part, 66 ... hook part, 67 ... hook part, 70 ... ... Cover member (display plate cover), 71 ...
Lid, 73 ... Passage hole, 74 ... Rubber (lead wire seal), 80 ... Cover member (display plate cover), 81 ...
Passing hole, 82 ... Packing member (lead wire packing),
85: lead wire, 83: rubber (lead wire seal),
90: cover member (display plate cover), 91: through hole, 92: cap, 94: rubber (cap packing), 95: rubber (lead wire seal), 96: lead wire.

Claims (6)

[Claims] 1. An outer shell member of a cooking utensil main body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having electronic parts, the outer shell member comprising: Is impermeable to water between the groove or rib provided on the cover and the rib or groove provided on the cover member,
Also, a cooking appliance is crimped with a soft rubber interposed, and a lead wire connected to the circuit board is passed through a through hole provided in the cover member, and the through hole is sealed so that the inside of the cover member is hermetically sealed. 2. An outer shell member of a cooking utensil body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having electronic components, the outer shell member comprising: The lead wire connected to the circuit board is covered with a rubber impermeable to water and a soft rubber interposed between the groove or rib provided on the cover and the rib or groove provided on the cover member. Through the passage hole provided in the member,
Providing a groove or rib on the cap that covers this passage hole,
Corresponding to this, a rib or groove is provided near the passage hole of the cover member, and a soft rubber that is impermeable to moisture is interposed between the groove and the rib to crimp the cover member to seal the inside of the cover member. And cookware. 3. An outer shell member of a cookware main body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, the outer shell member comprising: The lead wire connected to the circuit board is covered with a rubber impermeable to water and a soft rubber interposed between the groove or rib provided on the cover and the rib or groove provided on the cover member. Through the through cylinder provided in the member,
The substantially U-shaped cap that covers the tip of the through cylinder has a hook portion that is fitted and locked in the through cylinder and a groove portion that contains a soft rubber impermeable to water. In addition, the cooking utensil has a cover member in a hermetically sealed state by fixing both end surfaces of a substantially U-shaped cap. 4. An outer shell member of a cookware main body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, the outer shell member comprising: The lead wire connected to the circuit board is covered with a rubber impermeable to water and a soft rubber interposed between the groove or rib provided on the cover and the rib or groove provided on the cover member. Through the passage hole provided in the member,
The lead wire is covered with a packing member that is impermeable to moisture and has elasticity, and a rubber impermeable to moisture and soft is interposed between the lead wire and the packing member. A cooking utensil in which a packing member is press-fitted and fixed in a passage hole of the cover member so that the inside of the cover member is hermetically sealed. 5. An outer shell member of a cookware main body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, the outer shell member comprising: The lead wire connected to the circuit board is covered with a rubber impermeable to water and a soft rubber interposed between the groove or rib provided on the cover and the rib or groove provided on the cover member. Through the passage hole provided in the member,
A substantially U-shaped cap covering the passage hole is inserted with a lead wire through a soft rubber impermeable to water, the cap is fitted into the passage hole, and a cover member is formed. A cooking utensil in which the inside of the cover member is sealed by interposing a packing member that is impermeable to moisture and has elasticity between the caps. 6. An outer shell member of a cookware main body, a cover member fitted to the outer shell member, and a circuit board housed inside the cover member and having an electronic component, the outer shell member comprising: The lead wire connected to the circuit board is covered with a rubber impermeable to water and a soft rubber interposed between the groove or rib provided on the cover and the rib or groove provided on the cover member. A soft rubber that is impermeable to moisture is disposed on the lid and the cover member corresponding to the lid through the passage hole of the lid having a hinge effect. A cookware in which the inside of the cover member is hermetically closed by covering the passage hole with a lid.