JP2008012089A - Rice cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a convenient rice cooker in which an inner lid unit can be fitted to a lid in a simple manner by only operating the inner lid unit downward from above. <P>SOLUTION: In the convenient rice cooker, at the upper parts of the inner lid unit 40 and the lid 30, engaging parts 50 which make the inner lid unit 40 engage with the lid 30 from above are provided. At the other parts of the inner lid unit 40 and the lid 30, locking parts 51 locking both of them are provided. The inner lid unit 40 is turned centering on the engaging parts 50 at the upper parts to be fitted to the lid 30 with the locking parts 51 at the other parts. Thus, the inner lid unit 40 can be fitted in a simple manner by only operating the inner lid unit 40 downward in a lid opened posture. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a rice cooker in which an inner lid unit is detachably attached to a lower surface of a lid.

In the conventional rice cooker, in order to improve the careability, an inner lid unit is detachably attached to the lower surface of the lid so that only the inner lid unit soiled by rice cooking can be removed and cleaned. And, the mounting structure of the inner lid unit is a system in which the upper part of the inner lid unit is inserted into the recess provided in the upper part of the lid from below, and is rotated around that part and fixed at the lower part in the lid open posture ( For example, refer to Patent Document 1), or a method in which the lower part of the inner lid unit is inserted into a recess provided in the lower part of the lid from above, and is rotated around that part and fixed at the upper part (for example, refer to Patent Document 2). ) Etc. are known.
Japanese Patent Laid-Open No. 2000-107026 JP 2003-204869 A

  However, in the conventional configuration, in the case where the upper part of the inner lid unit is inserted into the recess provided in the upper part of the lid from below, after the inner lid unit is moved from the lower side to the upper side, the inner lid unit is further supported. The lower side must be set and installation is complicated. In addition, when the lower part of the inner lid unit is inserted into the recess provided in the lower part of the lid from above, the inner lid unit needs to be operated from bottom to top and against gravity, and in addition, the inner lid unit is operated during fixing operation. When pressing the unit against the lid, it is inconvenient because the product tilts backward or the lid moves unstable because the upper part of the lid is pushed backward. Also, sometimes a large force acts on the shaft support portion of the lid and the shaft support portion may be destroyed.

  This invention solves the said conventional subject, and it aims at providing the convenient rice cooker which can attach an inner cover unit to a cover simply by operating an inner cover unit from the top to the bottom.

  In order to solve the above-described conventional problems, the rice cooker of the present invention is provided with an engaging portion that engages the inner lid unit from above the lid on the inner lid unit and the upper portion of the lid. The other portion is provided with a locking portion for locking both, and the inner lid unit is rotated around the upper engaging portion and attached to the lid by the other locking portion.

  As a result, the inner lid unit becomes a convenient rice cooker that can be attached simply by operating the inner lid unit from the top to the bottom in the lid open posture.

  The rice cooker of the present invention can easily attach the inner lid unit to the lid.

  1st invention has the main body which accommodated the pan, the lid pivotally supported by the said main body, and the inner lid unit detachably attached to the lower surface of the said lid, an inner lid unit and a lid An engaging portion that engages the inner lid unit from above the lid is provided at the top of the inner lid, and an engaging portion that engages the inner lid unit and the other portion of the lid is provided. By rotating the engagement part around the rice cooker that is attached to the lid by the other locking part, the inner lid unit moves the inner lid unit from top to bottom in the lid open posture. Easy to install by simply operating.

  According to a second aspect of the present invention, in the first aspect of the invention, the inner lid unit and the engaging portion of the lid are provided on the horizontal axis provided on either the inner lid unit or the lid and on the other side engaged with the horizontal axis. Due to the mounting groove provided, the inner lid unit can be stably engaged with the lid due to the relationship between the horizontal axis and the mounting groove, and the inner lid unit can be smoothly rotated and attached to the lid. it can.

  According to a third aspect of the invention, in particular, in the first aspect of the invention, the inner lid unit and the engaging portion of the lid are provided on a projection provided on one of the inner lid unit and the lid and on the other engaged with the projection. By comprising the hole portion provided, the engagement point between the inner lid unit and the lid is clear only at one place, and it can be engaged while checking the state, and the inner lid unit can be securely attached to the lid. .

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
1 to 3 show a rice cooker according to Embodiment 1 of the present invention.

  As shown in FIG. 1, the rice cooker in this Embodiment has accommodated in the main body 10 the pan 20 formed of a magnetic material such as stainless steel or iron. An IH coil and a heater (not shown) are installed below and on the side of the pot housing portion of the main body 10. In the rice cooker of the present embodiment, the pot 20 is induction-heated, and the cooked food (not shown) in the pot 20 is cooked. The cooked material is rice before cooking and water or cooked rice.

  A lid 30 is pivotally supported on the main body 10 at a position covering the upper surface of the pan 20. Moreover, the side opposite to the shaft support side of the lid 30 is attached so as to be freely detachable from the main body 10 with a hook or the like.

  An inner lid unit 40 is detachably attached to the lower surface of the lid 30. The inner lid unit 40 includes an inner lid 41 made of stainless steel, an inner lid support 42 made of resin, and a pot packing 43 sandwiched between the inner lid 41 and the inner lid support 42.

  An engaging portion 50 for engaging the inner lid unit 40 from above the lid 30 is provided on the upper portion of the inner lid unit 40 and the lid 30, and the other portion is engaged with the other portion of the inner lid unit 40 and the lid 30. The inner lid unit 40 is rotated around the upper engaging portion 50 and attached to the lid 30 by the other engaging portion 51.

  The inner lid unit 40 and the engaging portion 50 of the lid 30 are configured by a horizontal shaft 44 provided on the upper portion of the inner lid unit 40 and an attachment groove 31 provided on the lid 30 and engaged with the horizontal shaft 44. The lid 30 of the mounting groove 31 is provided with a notch 33 so that the horizontal shaft 44 can be easily engaged with the mounting groove 31 only by operating from the top to the bottom of the inner lid unit 40. Here, the inner lid unit 40 can be rotated around the engaging portion 50 toward the lid 30 as shown by the arrow in FIG. It should be noted that the positional relationship between the horizontal shaft 44 and the mounting groove 31, that is, which of the inner lid unit 40 and the lid 30 is provided may be reversed.

  The inner lid unit 40 and the other locking portions 51 of the lid 30 include a locking knob 45 provided at two positions below the inner lid unit 40 and a fixing rib 32 provided on the lid 30 and corresponding to the locking knob 45. And consisted of As shown in FIG. 3, the details of the locking portion 51 are rotatably supported by an engaging claw 47 urged by a spring 46 on the locking knob 45 so that the locking knob 45 is fixed to a fixing rib. When the operation is performed so as to press against the spring 32, the engaging claw 47 pushed by the spring 46 moves while sliding, reaches a position where it engages with the fixing rib 32, changes its posture, and the inner lid unit 40 is fixed to the lid 30. It is like that.

  The operation | movement which attaches the inner cover unit 40 to the lid | cover 30 with the rice cooker of said structure is demonstrated.

  First, the horizontal shaft 44 of the inner lid unit 40 is stored in the mounting groove 31 from above in a posture (upright state) in which the lid 30 is opened. At this time, since the user can stably position the lid 30 with a simple operation of simply lowering the inner lid unit 40 from above, the weight of the inner lid unit 40 is supported by the lid 30. The subsequent operations can be performed easily. Further, since the inner lid unit 40 can be brought closer to the lid 30 standing upright from the rear rather than from the front, the main body 10 and the pan 20 are not easily disturbed and are easy to use.

  Next, the inner lid unit 40 is attached to the lid 30 by rotating the inner lid unit 40 in the arrow direction of FIG. 2 and engaging the fixing rib 32 and the locking knob 45. The inner lid unit 40 can be smoothly rotated due to the relationship between the horizontal shaft 44 and the mounting groove 31. That is, the user can attach to the lid 30 only by a natural operation of pushing downward without being aware of and supporting the weight of the inner lid unit 40. At this time, since the inner lid unit 40 can be fixed in the vicinity of the shaft support portion of the lid 30, even if the inner lid unit 40 is pressed against the lid 30, the product may tilt backward or the lid may move unstable. Never do.

  As described above, according to the rice cooker of the present embodiment, the user can easily set the inner lid unit 40 to the lid 30 only by natural operation, which is very convenient.

(Embodiment 2)
FIG. 4 shows a main part of the rice cooker according to Embodiment 2 of the present invention. The same elements as those in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  In the rice cooker in the present embodiment, the inner lid unit 40 and the engaging portion 50 of the lid 30 are provided with a protrusion 34 provided on the upper portion of the lid 30 and a hole provided in the inner lid unit 40 and engaged with the protrusion 34. 48. The hole 48 does not have to be a complete opening hole and is not particularly limited as long as it can engage with the protrusion 34. Further, the positional relationship between the protrusion 34 and the hole 48, that is, which of the inner lid unit 40 and the lid 30 is provided may be reversed. The rest is the same as in the first embodiment.

  The operation | movement which attaches the inner cover unit 40 to the lid | cover 30 with the rice cooker of said structure is demonstrated.

  First, the protrusion 34 is passed through the hole 48 of the inner lid unit 40 from above the lid 30. At this time, the user only needs to aim at the protrusion 34 and can easily confirm that the protrusion 34 has passed through the hole 48. The subsequent operation is the same as in the first embodiment.

  As described above, according to the present embodiment, the user only needs to aim at one place when attaching the inner lid unit 40, and the fitting state can be easily confirmed by the hole 48, which is more convenient. is there.

  As described above, the rice cooker according to the present invention is useful as a rice cooker for home use or business use because the inner lid unit can be easily attached to the lid.

The perspective view at the time of lid | cover release of the rice cooker in Embodiment 1 of this invention Enlarged perspective view of the main part of the rice cooker Sectional drawing of the latching | locking part of the inner cover unit in the rice cooker The partial perspective view of the rice cooker in Embodiment 2 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Main body 20 Pan 30 Lid 31 Mounting groove 40 Inner cover unit 44 Horizontal axis 50 Engagement part 51 Engagement part

Claims (3)

A main body storing the pan, a lid pivotally supported by the main body, and an inner lid unit that is detachably attached to the lower surface of the lid. An engaging portion is provided to engage the lid unit from above the lid, and the inner lid unit and the other portion of the lid are provided with a locking portion for locking both, and the inner lid unit is centered on the upper engaging portion. A rice cooker that is rotated and attached to the lid at the other locking part. The inner lid unit and the engaging portion of the lid are configured by a horizontal axis provided on one of the inner lid unit and the lid and an attachment groove provided on the other side engaged with the horizontal axis. rice cooker. The inner lid unit and the engaging portion of the lid are configured by a projection provided on one of the inner lid unit and the lid, and a hole provided on the other side that engages with the projection. rice cooker.