JP6105384B2 - Cooking device - Google Patents

Description

  The present invention relates to a cooker using a substrate holder on which a circuit board is disposed.

  Patent Document 1 describes a rice cooker including a control board having a control device that adjusts the amount of heating to the inner pot and a board base on which the control board is installed.

  However, in this rice cooker, since the cord reel around which the power cord is wound is provided separately from the substrate base, the number of parts increases. Moreover, the space which arrange | positions a code reel separately from a board | substrate base is needed in a rice cooker main body.

JP 2011-218069 A

  The present invention provides a cooker capable of reducing the number of parts and providing a margin in the internal space of the cooker body.

A cooking pot for cooking,
A cooker body that houses the cooking pan and is supplied with power via a power cord;
A circuit board installed in the cooker body;
A cord reel accommodating portion for accommodating a cord reel for winding the power cord;
A board holder on which the circuit board is disposed, wherein the cord reel housing portion is provided integrally;
Equipped with.

  By providing the code reel housing portion integrally with the substrate holder, it is possible to reduce the number of parts constituting the cooker and to give a margin to the internal space of the cooker body.

The substrate holder is
A base located in the center;
Side portions provided at both ends of the base and extending obliquely outward in the lateral direction;
It is preferable to provide.

  With the above configuration, when the base portion of the substrate holder is disposed along the inner side surface of the cooker body, the side surface portion is prevented from interfering with other members inside the cooker body, and the cord reel housing portion is placed in the substrate holder. In addition, it is possible to secure an area for arranging the circuit board.

For example, the cord reel housing portion can be provided on one of the side surface portions.
The circuit board can be disposed on the other side surface portion.

  It is preferable that the circuit board is disposed on the substrate holder so as to be positioned between outer end portions of the side surface portions.

  With the above configuration, the total volume (dimension) of the substrate holder and the circuit board is not increased, and an internal space of the cooker body can be given a margin. In addition, since a predetermined gap can be secured between the circuit board and the base, the heat dissipation of the circuit board can be improved.

  For example, the circuit board is a power circuit board that converts commercial power into a DC voltage, or a control board that controls the components.

  It is preferable that a fan for cooling the components inside the cooker main body is disposed at the base.

  With the above configuration, a fan can be disposed in the substrate holder in addition to the circuit board and the cord reel accommodating portion, and a further allowance can be given to the internal space of the cooker body.

A lid that is disposed in the cooker body so as to be openable and closable around a hinge shaft, and closes the cooking pan;
Auxiliary legs provided on the bottom surface of the cooker body on the opposite side of the cooking pan with respect to the hinge shaft,
It is preferable to provide.

  By providing the auxiliary leg on the opposite side of the cooking pan with respect to the hinge shaft and on the bottom surface of the cooker body, it prevents the cooker from bouncing or falling over due to the impact when the lid is opened. it can.

  ADVANTAGE OF THE INVENTION According to this invention, while reducing the number of parts, the allowance can be given to the internal space of a cooking appliance main body.

The perspective view which shows the state which the cover body open | released in the rice cooker which concerns on embodiment of this invention. The disassembled perspective view of the rice cooker main body of FIG. The side view of a rice cooker main body. The lower perspective view of the board | substrate holder of FIG. 2, and a code reel accommodating part. The bottom view which shows the state which has arrange | positioned the code reel accommodating part and the circuit board in the board | substrate holder. (A) is a front view of a circuit board, (B) is a side view of a circuit board.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings by using a rice cooker as an example.

  As shown in FIG. 1, the rice cooker (cooker) 10 rotates about a rice cooker body (cooker body) 11 and a hinge shaft 23 described later, and is attached to the rice cooker body 11 so as to be opened and closed. And a lid 12 that closes an inner pot (cooking pot) 15 to be described later. Electric power is supplied to the rice cooker body 11 from a commercial power source via a power cord 14 (see FIG. 2).

  Referring also to FIG. 2, the rice cooker body 11 closes the inner pot 15, the body part 16 that houses the inner pot 15, the shoulder body 20 provided on the upper part of the body part 16, and the bottom of the body part 16. A bottom body 27 and a substrate holder 36 disposed between the shoulder body 20 and the bottom body 27 are provided.

  The inner pot 15 is a known pot in which a cooked item such as rice and water is set. An inner pot heater 17 for heating the inner pot 15 is disposed on the outer periphery of the inner pot 15. The trunk | drum 16 is a cylinder shape which the upper end, the lower end, and a part of side surface opened.

  The shoulder body 20 has an annular shape, and holds the flange portion at the upper end of the inner pot 15 at the opening edge thereof. On the back side of the shoulder body 20, a hinge connection portion 22 for connecting the lid body 12 so as to be openable and closable is provided. The hinge connection portion 22 extends upward. On both sides of the hinge connecting portion 22, hinge holes 24 that support the hinge shaft 23 are formed. Hereinafter, the hinge connection part 22 side (arrow A direction in FIG. 2) of the rice cooker 10 is referred to as the back side, and the opposite side to the hinge connection part 22 is referred to as the near side.

  The bottom body 27 is connected to the lower end of the trunk portion 16 and closes the back side surface of the trunk portion 16. A substrate holder accommodating portion 28 for accommodating the substrate holder 36 is formed on the back side of the trunk portion 16 and the bottom body 27.

  As shown in FIGS. 2 and 4, the substrate holder 36 is provided at the center portion 37 and both end portions of the base portion 37, and obliquely outward in the lateral direction toward the front side (opposite the arrow A). And a pair of side surface portions 41 and 51 extending in the direction. With this configuration, when the base portion 37 of the substrate holder 36 is disposed along the inner side surface of the rice cooker body 11, the side surface portions 41 and 42 are prevented from interfering with other members inside the rice cooker body 11. On the other hand, it is possible to secure an area in which the later-described code reel housing portion 42 and the circuit board 70 are provided in the board holder 36. A plurality of screw holes 39 are formed in the substrate holder 36 (see FIG. 5). The substrate holder 36 is screwed to the back surface of the shoulder body 20 by screws (not shown) inserted through the screw holes 39.

  The base portion 37 connects the side surface portions 41 and 51, and a hollow fan installation portion 38 that protrudes toward the back side is provided below the central portion in the longitudinal direction. A fan (not shown) for cooling the components in the rice cooker body 11 is installed in the fan installation unit 38. Thereby, in addition to the code reel accommodating part 42 and the circuit board 70 which are mentioned later on the board | substrate holder 36, a fan can be arrange | positioned and the allowance can be given to the internal space of the rice cooker main body 11 still more.

  On one side surface portion (first side surface portion) 41, a cord reel accommodating portion 42 for accommodating the cord reel 61 is formed. Thus, by providing the cord reel accommodating part 42 in the board | substrate holder 36 integrally, while reducing the number of parts which comprise the rice cooker 10, the allowance can be given to the internal space of the rice cooker main body 11. FIG. In addition, the code reel accommodating portion 42 can be provided in the substrate holder 36 by effectively utilizing the shape of the substrate holder 36.

  The cord reel 61 has a substantially circular shape in which a plate-like rib 62 is formed on the outer periphery around which the power cord 14 is wound. The cord reel accommodating portion 42 has a substantially semicircular shape when viewed from the front. Further, the lower end of the cord reel accommodating portion 42 is opened, and a hollow portion 45 for inserting the cord reel 61 is formed therein. A holding groove 47 extending upward from the opening edge is formed at the lower end of the outer peripheral portion on the back side (arrow A side) of the cord reel housing portion 42. When the cord reel 61 is inserted into the hollow portion 45, the rib 62 of the cord reel 61 is inserted and sandwiched in the holding groove 47, and the cord reel 61 is held in the cord reel accommodating portion 42.

  The other side surface portion (second side surface portion) 51 has a substantially rectangular plate shape when viewed from the front, and a circuit board 70a described later is disposed on the outer side surface 52 (see FIG. 5). The circuit board 70 b is disposed so as to be positioned between the outer end 43 of the first side surface 41 and the outer end 53 of the second side 51. With this configuration, the total volume (dimensions) of the substrate holder 36 and the circuit board 70 is not increased, and the internal space of the rice cooker body 11 can be given a margin. Further, a predetermined gap can be secured between the circuit board 70b and the base portion 37, and further, the circuit board 70b is cooled by the fan, so that the heat dissipation of the circuit board 70b can be improved.

  The circuit board 70 may be a power circuit board (not shown) for converting power from a commercial power source into a DC voltage to supply power to the components in the rice cooker body 11, or a control board for controlling the components. 72 may be sufficient. The component is, for example, an inner pot heater 17.

  As shown in FIG. 6, the control board 72 b is screwed to the board holder 36 through a screw (not shown) inserted through the screw hole 73 together with the heat sink 74. The fixing of the control board 72 to the board holder 36 is not limited to screwing, but a holding claw (not shown) is provided on the board holder 36, and both sides of the control board 72 are sandwiched and held by the holding claw. The fixing method is not limited.

  As shown in FIG. 3, the bottom surface 30 of the bottom body 27 is provided with leg portions 31 and auxiliary legs 32 that protrude downward. The leg portion 31 is installed such that the bottom body 27 is positioned with a predetermined gap with respect to an installation surface such as a sink.

  The auxiliary leg 32 is provided on the bottom surface 30 of the rice cooker body 11 on the opposite side of the inner pot 15 with respect to the hinge shaft 23. The auxiliary leg 32 has a cylindrical shape, and a rubber material for preventing the rice cooker body 11 from slipping on the installation surface is embedded therein. The location where the auxiliary leg 32 is disposed is not particularly limited as long as it is disposed not only on the back end of the bottom body 27 but also on the back side (arrow A side) from the center line L of the hinge shaft 23. With this configuration, it is possible to prevent the rice cooker 10 from bouncing or overturning due to an impact when the lid 12 is opened.

The present invention is not limited to the above embodiment, and various modifications can be made.
With respect to the substrate holder 36, the shape and the arrangement location in the rice cooker body 11 are not particularly limited as long as the cord reel accommodating portion 42 is formed and the circuit substrate 70 can be disposed. As long as the cord reel accommodating part 42 is formed in the board | substrate holder 36, the shape and the place where it is formed are not specifically limited. The circuit board 70 is not limited to the power circuit board and the control board 72, but may be other various boards, and the place and method of placement on the board holder 36 are not particularly limited.

10 Rice cooker (cooker)
11 Rice cooker body (cooker body)
12 Lid 14 Power cord 15 Pan (cooking pan)
23 Hinge shaft 30 Bottom surface 32 Auxiliary leg 36 Substrate holder 37 Base 41 First side portion 42 Cord reel accommodating portion 43 Outer end portion 51 Second side portion 53 Outer end portion 61 Code reel 70 (70a, 70b) Circuit board 72 (72a , 72b) Control board

Claims (2)

A cooking pot for cooking,
A cooker body that houses the cooking pan and is supplied with power via a power cord;
A circuit board installed in the cooker body;
A cord reel accommodating portion that accommodates a cord reel having a plate-like rib around which the power cord is wound;
A board holder on which the circuit board is disposed, wherein the cord reel housing portion is provided integrally;
Equipped with a,
The substrate holder is
A base located in the center;
A pair of side surface portions provided at both ends of the base portion and extending obliquely outward in the lateral direction;
With
The cord reel accommodating portion forms a holding groove for sandwiching the plate-like rib, and is provided on one of the side surface portions,
The circuit board is a cooking device disposed on the other side surface . The said circuit board is a cooking appliance of Claim 1 arrange | positioned at the said board | substrate holder so that it may be located between the outer side edge parts of a pair of said side part.

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