JP3208262B2 - Electromagnetic cooker - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electromagnetic cooker.

[0002]

2. Description of the Related Art An electromagnetic cooker uses an eddy current to flow in a metal in the field of magnetic force due to high-frequency induction to heat the pot itself to cook. Has been widely used. Referring to FIG. 6, the schematic configuration of the electromagnetic cooker will be described. In general, the electromagnetic cooker has a main assembly 1 and a top plate assembly 2 mounted on the main assembly 1 so as to cover the upper portion thereof. ing.

The main body assembly 1 has left and right sides,
A casing 1a that forms a back surface and a bottom surface is provided. Although not shown, the casing 1a accommodates a heating coil that generates lines of magnetic force, other electrical components, and the like. An operation panel S is mounted on the front side of the casing 1a. The operation panel S is provided with an adjustment knob 1b for adjusting the output of the heating coil when cooking.

On the other hand, the top plate assembly 2 has a top plate 2a on which a cooking pot is placed, and the top plate 2a is attached to a lid-shaped frame 2b. The frame 2b is overlapped with the left and right side surfaces 1c of the casing 1c in a state where the frame 2b is covered with the casing 1a.
The overlapping portion 2d is fastened to the side surface portion 1c by screwing a screw 2e from the outside.
Thereby, the top plate assembly 2 is connected to the main body assembly 1.
It is fixed to. Reference numeral 2c denotes an exhaust port cover for exhausting the air in the casing 1a.

[0005]

When the top plate assembly 2 is fixed to the main body assembly 1 by using a countersunk screw as the screw 2e, the head of the screw 2e and the overlapping portion 2
d is preferable because it can be flush with the outer surface. However, the overlapping portion 2d usually has a thickness of 1 mm to 1.5 mm.
It is extremely difficult to machine a countersink hole as a seat for the countersunk screw. Therefore, there is a problem that the processing cost of the countersink processing is significantly increased, and as a result, the manufacturing cost of the electromagnetic cooker is significantly increased. For this reason, conventionally, the top plate assembly 2 is fixed to the main body assembly 1 using pot screws or rivets without processing the countersink holes. In this case, the head of the pan screw or rivet protrudes outward from the overlapping portion 2d.

[0006] By the way, in the case of business use,
In many cases, a plurality of electromagnetic cookers are arranged side by side in a kitchen. Referring to FIG. 7, in such a case, the heads of screws 2 e protruding from side portions (more precisely, overlapping portions 2 d of frame 2 b) of adjacent electromagnetic cookers may hit each other, For this reason, a large gap 3 between adjacent electromagnetic cookers.
Is formed. If such a large gap 3 is formed, a new problem occurs that food lees and the like enter the gap 3 and become extremely unsanitary.

Accordingly, an object of the present invention is to provide an electromagnetic cooker which can suppress a large increase in cost and can be arranged side by side without forming a large gap.

[0008]

Means and Functions for Solving the Problems In order to achieve the above object, an electromagnetic cooker according to claim 1, wherein fastening members for assembling the main body are disposed on both left and right sides of the main body. In the above, the arrangement position of the fastening member on the left side surface is different from the arrangement position of the fastening member on the right side surface.

[0009] According to the above configuration, since the positions of the fastening members provided on the left and right sides of the main body are different on the left and right, when a plurality of electromagnetic cookers are arranged side by side,
The fastening member provided on one side surface of the main body of one electromagnetic cooker and the fastening member provided on the other side surface of the main body of the electromagnetic cooker adjacent to the one electromagnetic cooker are on the same line. No opposition. Therefore, the fastening members projecting outward from the side surface of the main body do not come into contact with each other.

[0010] To achieve the above object, an electromagnetic cooker according to claim 2 is provided in the electromagnetic cooker according to claim 1, wherein at least one of the left side surface and the right side surface is disposed on the right side surface or the left side surface. A recess is formed corresponding to the position of the fastening member. According to the above configuration, the same operation as that of the first aspect is achieved. In addition, when a plurality of electromagnetic cookers are arranged side by side, the portion of the fastening member protruding from one side surface of the main body of one electromagnetic cooker is combined with the main body of the electromagnetic cooker adjacent to the one electromagnetic cooker. Can be accommodated in a concave portion formed on the other side surface of the main body. Thereby, the side surfaces of the main bodies of the electromagnetic cookers adjacent to each other can be brought very close to each other.

In order to achieve the above object, an electromagnetic cooker according to a third aspect is provided with a first frame having a pair of left and right side plates, and attached so as to cover the first frame. A second frame having a pair of superposed plates substantially parallel to each of the side plates; and the side plates and the superposed plate being fastened by a fastening member attached from the outside of each superposed plate. In the electromagnetic cooker in which the main body is assembled, the fastening member attached to one of the left and right sides is fastened in a state where the fastening member attached to the other side is not positioned on the fastening direction axis of the fastening member. It is characterized by the following.

According to the above construction, since the fastening member attached to the other side is not located on the fastening axis of the fastening member attached to one side of the superposed plate, a plurality of electromagnetic cookers are arranged side by side. The fastening member attached to one side surface of the main body of one electromagnetic cooker and the fastening member attached to the other side surface of the main body of the electromagnetic cooker adjacent to the one electromagnetic cooker are on the same line. There is no opposition. Therefore, the fastening members projecting outward from the side surface of the main body do not come into contact with each other.

[0013] To achieve the above object, an electromagnetic cooker according to claim 4 is the electromagnetic cooker according to claim 3, wherein at least one of the left side surface and the right side surface of the main body has a right side surface or a left side surface. A recess is formed corresponding to the position of the provided fastening member. According to the above configuration, the same operation as the invention according to claim 3 is exerted. In addition, when a plurality of electromagnetic cookers are arranged side by side, the portion of the fastening member protruding from one side surface of the main body of one electromagnetic cooker is combined with the main body of the electromagnetic cooker adjacent to the one electromagnetic cooker. Can be accommodated in a concave portion formed on the other side surface of the main body. Thereby, the side surfaces of the main bodies of the electromagnetic cookers adjacent to each other can be brought very close to each other.

[0014]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. FIG. 4 is an external perspective view of an electromagnetic cooker A according to one embodiment of the present invention, and FIG. 5 is a perspective view showing a state in which two electromagnetic cookers A are arranged side by side. With reference to these figures, the electromagnetic cooker A has a lower assembly 1
0, and an upper assembly 20 provided so as to cover the upper portion of the lower assembly 10. The upper assembly 20 has three pairs of pan screws 30 (hereinafter referred to as "screw 30") as fastening members. ) Is screwed from the outside of both sides of the electromagnetic cooker A to be fastened and fixed to the lower assembly 10.

The lower assembly 10 includes a casing 11 having left and right side plates 11a opposed to each other. Although not shown, the casing 11 has a heating coil for generating lines of magnetic force, and a high-frequency current applied to the heating coil. A high-frequency converter to be supplied and electrical components such as a cooling fan for cooling the inside of the casing 11 are accommodated therein. A screw hole into which the screw 30 is screwed is formed in each of the opposed side plates 11a.

An operation panel S is provided on the front surface of the casing 11. The operation panel S has an adjustment knob 12 for adjusting the output of the heating coil during cooking.
Etc. are provided. By operating the adjustment knob 12 and each operation switch, appropriate heating cooking corresponding to the object to be cooked can be performed. Reference numeral C indicates a power cord for supplying power to the electromagnetic cooker A.

The upper assembly 20 is provided on a top plate 21 on which a cooking pot is placed, a frame 22 for supporting the top plate 21 on an upper surface 22a, and a frame 22 communicating with the inside of the casing 11. And an exhaust port cover 23 for exhausting the air in the casing 11 by the cooling fan. The periphery of the frame body 22 is bent so that the peripheral surface portion 2 is continuous with the upper surface portion 22a.
2b, and has a lid shape that can be covered from above the lower assembly 10. The peripheral surface portion 22b is provided with a screw insertion hole through which the screw 30 is inserted. The screw insertion hole is provided in the upper assembly 20.
Are provided on the lower assembly 10 so as to correspond to the positions of the screw holes formed in the side plate 11a of the casing 11. Then, the screw 30 is inserted into the screw insertion hole and screwed into the screw hole, so that the side plate 11a of the casing 11 and the frame 2
The upper assembly 20 is fixed to the lower assembly 10 to form an electromagnetic cooker main body.

FIG. 1 is an enlarged plan view of a main part of two electromagnetic cookers A arranged side by side, FIG. 2 is a sectional view taken along line II in FIG. 1, and FIG. 3 is a sectional view taken along line JJ in FIG. FIG. With reference to these figures, the mounting position of the screw 30 will be described in detail. Referring to FIG. 1, as described above, the screw 3
Numerals 0 are tightened from the outside of both sides of the electromagnetic cooker A, that is, from the outside of the peripheral surface 22b of the frame 22.
The two screws 30 forming each pair are connected to each other in the fastening direction axis, that is, the axis of the screw 30 by a predetermined distance d.
Has been shifted only. In addition, the electromagnetic cooker A has an opening 41 of a predetermined size on a side surface on which one of the screws 30 constituting the pair is screwed, around the axis of the other screw 30 constituting the pair. Recess 40 of predetermined depth
Is provided. That is, one screw 30 forming a pair
The one screw 3 is attached to the side of the electromagnetic cooker A where
0 at the distance d from the axis 0.
0 is provided.

Referring to FIG. 2 and FIG.
Has push portions 42, 43 formed on the side plate 11a of the casing 11 and the peripheral surface portion 22b of the frame 22, respectively, and when the upper assembly 20 is fitted into the lower assembly 10, both push portions 42, 43 are provided. Are fitted. These pushing parts 42 and 43 are
When the casing 11 and the frame 22 are press-formed,
It can be formed integrally.

The opening 41 of the recess 40 is constituted by the opening of a pushing portion 43 formed on the peripheral surface 22b of the frame 22. The opening 41 has a size in which at least the head 30a of the screw 30 can be inserted. The depth dimension of the recess 40 is the head 30a of the screw 30.
Is set to be larger than the height dimension. Next, the operation and effect of this embodiment will be described.

Referring to FIG. 1, when the screws 30 are tightened, the axes of both screws 30 forming a pair are separated by a distance d, so that electromagnetic cooker A is arranged side by side. In addition, the screw 30 arranged on one side surface of one electromagnetic cooker A and the screw 30 arranged on the other side surface of the other electromagnetic cooker A adjacent to the electromagnetic cooker A have the distance d. The screws 30 are spaced apart from each other, and are not opposed on the axis of each screw 30.

Therefore, the heads 30a of the screws 30 projecting outward from the side of the electromagnetic cooker A do not come into contact with each other.
It contacts the side of the other electromagnetic cooker A. Thereby, even if the electromagnetic cookers A are arranged side by side, the gap between the electromagnetic cookers A is minimized, that is, the head 30a of the screw 30
Can be reduced to the same small size as the height of the device.
As a result, it is possible to prevent food lees and the like from entering between the electromagnetic cookers A, so that the electromagnetic cookers A can be used very hygienically.

In particular, the present embodiment has the following operation and effect in addition to the above operation and effect. That is, one screw 3
Since the concave portion 40 is provided on the side of the electromagnetic cooker A where 0 is arranged around the axis of the screw 30 of the counterpart, which is a pair, when the electromagnetic cooker A is arranged side by side, The head 30a of the screw 30 protruding from one side surface of one electromagnetic cooker A can be accommodated in the concave portion 40 provided on the other side surface of the other electromagnetic cooker A. Thereby, the side surfaces of the electromagnetic cookers A adjacent to each other can be made extremely close to each other, and there is an advantage that the entry of food waste and the like between the electromagnetic cookers A can be more effectively suppressed.

Moreover, the concave portion 40 is provided in FIG.
As shown in FIG. 5, when manufacturing the casing 11 and the frame body 22, the pushing portions 42,
Since it is constituted by 43, the cost does not increase significantly, and the manufacturing cost of the electromagnetic cooker A does not increase significantly. Further, since the concave portions 40 are arranged asymmetrically on both sides of the electromagnetic cooker A in the left-right direction, the mounting direction of the frame 22 with respect to the casing 11 is determined when the upper assembly 20 is mounted on the lower assembly 10. Is done. Therefore, since the fitting of the frame 22 is allowed only in the determined direction, there is an advantage that the assembly error of the frame 22 can be eliminated.

The present invention is not limited to the above embodiment, and the following design changes can be made. In the above-described embodiment, as shown in the drawing, the axes of the screws 30 forming a pair are shifted in the front-rear direction of the electromagnetic cooker A, but the same operation and effect can be obtained by shifting the axis in the vertical direction. . In short, the screw 30 arranged on the other side is located on the fastening direction axis of the screw 30 arranged on one side.
The positions of the two screws 30 may be different so that the position is not located.

In the above embodiment, the screws 30 are arranged on both sides of the electromagnetic cooker A so as to form a pair, but the screws are arranged only on one of the right and left sides without forming a pair. You may make it. In this way, the electromagnetic cooker A
Are arranged side by side, the screw 30 arranged on one side surface of one electromagnetic cooker abuts on the other side surface of the other electromagnetic cooker adjacent to this electromagnetic cooker. As in the embodiment, the gap between the electromagnetic cookers A can be reduced to a minimum size, that is, a small size similar to the height of the head 30a of the screw 30, and the same operation and effect as in the above-described embodiment. To play.

The depth of the recess 40, the width of the opening 41, and the dimension of the predetermined distance d can be changed according to the dimension of the head 30a of the screw 30 as a fastening member. Also, a rivet can be used in place of the screw 30. In the above embodiment, three pairs of screws 30 are provided. However, the number of pairs is not limited to three, and any number of pairs may be provided.

Various other design changes can be made without changing the gist of the present invention.

[0029]

According to the first aspect of the present invention, since the positions of the fastening members provided on the left and right sides of the main body are different on the left and right, a plurality of electromagnetic cookers are arranged side by side. In this case, the fastening members projecting outward from the side surface of the main body of each electromagnetic cooker do not come into contact with each other. Therefore, the gap between the electromagnetic cookers does not increase, thereby preventing food lees and the like from entering between the electromagnetic cookers, and the electromagnetic cookers can be used side by side for sanitary use. . Moreover,
Since the fastening member is provided without performing any special processing on the main body side, the cost of the electromagnetic cooker does not increase significantly.

According to the second aspect of the invention, the same effect as that of the first aspect of the invention can be obtained. In addition, when a plurality of electromagnetic cookers are arranged side by side, a portion of the fastening member protruding from one side surface of one electromagnetic cooker can be accommodated in the recess, and the electromagnetic cookers adjacent to each other can be accommodated. Can be brought very close to each other. Thereby, the gap between the electromagnetic cookers can be made extremely small, and the entry of food lees and the like between the electromagnetic cookers can be more effectively prevented.

According to the third aspect of the invention, since the fastening member attached to the other side is not located on the fastening axis of the fastening member attached to one side of the superposed plate constituting the side surface of the main body, When a plurality of containers are arranged side by side, the fastening members projecting outward from the side surface of the main body do not come into contact with each other. Therefore, the gap between the electromagnetic cookers does not increase, thereby preventing food lees and the like from entering between the electromagnetic cookers, and the electromagnetic cookers can be used side by side for sanitary use. . Moreover, the fastening member is
As it can be installed without special processing on the superposed board,
The cost of the electromagnetic cooker does not increase significantly.

[0032] According to the electromagnetic cooker according to claim 4,
An effect similar to that of the invention according to claim 3 is exerted. In addition, when a plurality of electromagnetic cookers are arranged side by side, a portion of the fastening member projecting from one side surface of the main body of one electromagnetic cooker,
The one electromagnetic cooker can be accommodated in a recess formed on the other side surface of the main body of the adjacent electromagnetic cooker, and the side surfaces of the main bodies of the adjacent electromagnetic cookers can be extremely close to each other. Thereby, the gap between the electromagnetic cookers can be made extremely small, and the entry of food lees and the like between the electromagnetic cookers can be more effectively prevented.

[Brief description of the drawings]

FIG. 1 is an enlarged plan view of a main part in a state where an electromagnetic cooker according to one embodiment of the present invention is arranged in a row.

FIG. 2 is a sectional view taken along line II in FIG.

FIG. 3 is a sectional view taken along the line JJ in FIG. 1;

FIG. 4 is an external perspective view of the electromagnetic cooker.

FIG. 5 is an external perspective view showing a state where two electromagnetic cookers are arranged in a row.

FIG. 6 is an external perspective view of a conventional electromagnetic cooker.

FIG. 7 shows a state in which conventional electromagnetic cookers are arranged in a row.
It is a principal part expanded sectional view which shows the clearance gap part between electromagnetic cookers.

[Explanation of symbols]

 A electromagnetic cooker 10 lower assembly 11 casing 11a side plate 20 upper assembly 21 top plate 22 frame 22b peripheral part 30 screw (fastening member) 30a head 40 concave part 41 opening

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-2-128713 (JP, A) JP-A 62-96316 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A47J 36/00

Claims (4)

(57) [Claims] 1. An electromagnetic cooker in which fastening members for assembling a main body are arranged on both left and right sides of a main body, wherein an arrangement position of a fastening member on a left side surface and an arrangement position of a fastening member on a right side surface. The electromagnetic cooker, wherein are located at different positions. 2. The electromagnetic cooker according to claim 1, wherein at least one of the left side surface and the right side surface is formed with a recess corresponding to a position of a fastening member disposed on the right side surface or the left side surface. An electromagnetic cooker characterized by being. 3. A first frame having a pair of left and right side plates,
A second frame having a pair of superposed plates which are mounted in a state of being placed over the first frame and are substantially parallel to each of the pair of side plates, and which are mounted from outside the superposed plates. In the electromagnetic cooker in which the main body is assembled by fastening the side plate and the superposed plate by the fastening member, the fastening member attached to one of the left and right sides is located on the fastening direction axis of the fastening member. An electromagnetic cooker in which a fastening member attached to the other side is fastened without being positioned. 4. The electromagnetic cooker according to claim 3, wherein at least one of a left side surface and a right side surface of the main body includes:
An electromagnetic cooker, wherein a concave portion is formed corresponding to a position of a fastening member disposed on a right side surface or a left side surface.