JPH0477208B2 - - Google Patents

Description

[Detailed description of the invention] (b) Industrial application fields The present invention relates to a cooking device such as a microwave oven.

(b) Prior art In Japanese Utility Model Application Publication No. 59-155411, a cooking device such as a microwave oven, which is placed on a cooking table built into a system kitchen, is placed at an unnecessary height above the cooking table. It is installed in the designated space. This frees up space on the cooking table, allowing the cooking table to be used effectively for cooking.

(C) Problems to be Solved by the Invention As described above, when a cooker that is placed on a cooking table is installed and used in a high space, the lower part of the cooker is exposed and the bottom inside the cooker is exposed. The heads of many screws used to secure many electrical components are exposed. Therefore, it is unsightly and the screws can be easily touched, posing a risk of injury.

Therefore, the present invention improves the appearance of a cooker installed at a high place, prevents injuries from being caused by such a cooker, and reduces the installation depth of the cooker to make it thinner. The aim is to

(d) Means for Solving the Problems The present invention provides a cooking appliance that has intake holes and exhaust holes in the bottom wall for cooling electrical parts and is installed at a high place so that only the bottom wall is covered. A structure is provided which is fixed to the bottom wall, and an intake recess that communicates between the intake hole and the outside, and an exhaust recess that communicates between the exhaust hole and the outside are integrally formed in this structure, separated from each other. . Furthermore, a protrusion that abuts the bottom wall is integrally formed on the structure to separate the intake recess and the exhaust recess, and a holder for holding the power cord is integrated on the lower surface of the protrusion. Form.

(E) Effect The bottom wall of a cooker installed at a high place is covered with a component, and the heads of many screws used to fix many electrical components to the bottom of the cooker are covered with a component. I hide it and don't expose it. As a result, the cooker looks good, and there is no risk of injury from touching the screws.

Furthermore, the above-mentioned structure communicates the intake hole and the exhaust hole in the bottom wall of the cooker with the outside, and also functions as an air passage, thereby making the structure multi-functional.

(f) Embodiment FIGS. 1 to 5 show a microwave oven which is an embodiment of the cooking device of the present invention.

The exterior 2 of the microwave oven body 1 includes both side walls 2a,
2b has handles 3a and 3b for carrying the microwave oven, respectively.
is provided. And, inside the main body 1,
A microwave heating chamber 5 whose front opening is opened and closed by a door 4, and an operation section 6 for setting cooking time, etc.
An electrical equipment room 7 is installed at the rear of the vehicle.
Inside the microwave heating chamber 5, a stirrer 8 for stirring the microwave and a stirrer cover 9 for covering the stirrer are arranged. The electrical equipment room 7 also includes a magnetron 10 therein, which supplies microwaves for heating food to the heating chamber 5.
, a high voltage transformer 11 for supplying high voltage to the magnetron, a motor 12a and a fan 12b.
A cooling device 12 for cooling the magnetron 10, high voltage transformer 11, etc. is arranged. Furthermore, the electrical equipment room 7 is provided with a vertical partition wall 13 at the rear, and an L-shaped partition wall 14 above the heating chamber 5 on the rear side. The vertical partition wall 13 has an opening 13a in its upper part, and a fan 12b of the cooling device 12 is located within the opening.

When the cooling device 12 is driven, outside air is drawn into the rear part of the vertical partition wall 13 in the electrical equipment compartment 7 as cooling air from a large number of intake holes 15 formed at the rear of the exterior bottom wall 2c on the electrical equipment compartment 7 side. The cooling air then flows through the opening 13a of the vertical partition wall 13 to the electrical equipment room 7.
It is blown out in front of the magnetron 10, high voltage transformer 11, etc. Thereafter, a part of the cooling air flows from the part where the L-shaped partition wall 14 is not present to the upper part of the outside of the heating chamber 5, passes through the left side of the heating chamber 5, and reaches the lower part, forming a part on the left side of the exterior bottom wall 2c. The air is exhausted to the outside through a large number of discharge holes 16. Furthermore, a part of the cooling air flowing into the upper part of the heating chamber 5 flows downward into the heating chamber 5 along the inner surface of the door 4 through a small hole 17 formed in the front part of the upper wall 5a of the heating chamber.
After that, in order to ventilate the inside of the heating chamber 5, the cooling air, along with water vapor generated from the food during microwave heating, exits to the left side of the heating chamber 5 through a path not shown, and is directed to the outside of the heating chamber 5. It joins the cooling air flowing from the top.

On the other hand, the remainder of the cooling air blown out to the front of the electrical equipment room 7 flows to the upper part of the heating chamber 5 through the small hole 18 formed below the L-shaped partition wall 14 on the right side wall 5b of the heating chamber. Rotate stirrer 8. after that,
This cooling air exits to the left side of the heating chamber 5 through a small hole 19 formed in the left side wall 5c of the heating chamber, and also joins with the cooling air flowing from the upper part of the heating chamber 5.

The microwave oven main body 1 further has a synthetic resin structure 20 fixed to its lower part. The structure has a right recess 21a and a left recess 21b formed on the right and left sides, respectively, and these recesses 21a and 21b have ventilation holes 22 on the front and side parts, respectively. The right recess 21a communicates with the rear part of the electrical equipment compartment 7 through the intake hole 15 of the exterior bottom wall 2c, and therefore the microwave oven body is connected to the rear part of the electrical equipment compartment 7 through the right recess 21a. Cooling air is taken in from the lower front and right side of the unit. Further, the left recess 21b communicates with the left side of the heating chamber 5 inside the exterior 2 through the discharge hole 16 of the exterior bottom wall 2c, so that the cooling air flowing into this portion passes through the left recess 21b. The air is exhausted to the lower front and left side of the microwave oven body 1. Furthermore, the above structure 20
The supporting legs 23 are integrally fixed to the four corners of the lower surface, and a convex portion is formed between the concave portions 21a and 21b to abut against the exterior bottom wall 2c as shown in FIG. A holder 25 for winding and holding a power cord 24 is integrally fixed to the lower surface of the holder.

Now, the microwave oven configured as described above is usually used by placing it on a cooking table built into the system kitchen, or by carrying it to another place by holding the handles 3a and 3b. or

Alternatively, in order to free up space above the cooking table so that the cooking table can be used effectively for cooking, etc., the microwave oven may be installed in the wasted space above the cooking table, that is, hung in a hanging cupboard. Lower it and use it.

The structure for suspending a microwave oven will be explained below.

In FIGS. 6 to 9, an upper metal flat plate 28 is disposed on the upper surface of the hanging cabinet bottom wall 27a of the hanging cabinet 27 above the cooking table 26, and a lower metal plate 28 is disposed on the lower surface of the hanging cabinet bottom wall 27a. A fixture 29 is arranged. Then, the upper surface metal flat plate 28 and the lower surface metal fixture 29 are connected to the lower surface metal fixture 2 by inserting a plurality of screws 30 into the lower surface metal fixture 2 while sandwiching the above-mentioned hanging cabinet bottom wall 27a.
By tightening the female screw portion 31 integrally fixed to the wall 9, the bottom wall 27 of the hanging cabinet is connected to
It is firmly fixed to a.

The lower metal fixture 29 has a front guide 32a and a rear guide 32b having an L-shaped cross section bent at the front and rear parts, respectively. Further, on the right side of the lower metal fixture 29, there is a bent part 33 having a Z-shaped cross section.
A right engaging part 34a that engages with a handle 3a provided on the right exterior side wall 2a of the microwave oven main body 1 is further bent at the center of the lower side of the bent part 33. has been done.

Further, a sliding fitting 35 is slidably disposed on the left side of the lower metal fixture 29. In this case, the sliding fitting 35 has a front hanging part 36a and a rear hanging part 36b bent at the front and rear parts, and these hanging parts 36a and 36b are respectively inside the front guide 32a and the rear guide 32b. By following along, the sliding fitting 35 slides against the lower metal fixture 29. In addition, the sliding metal fitting 35
A bent portion 37 having a Z-shaped cross section is formed on the left side of the microwave oven body 1, and a handle 3b provided on the left exterior side wall 2b of the microwave oven main body 1 is further formed at the center of the lower side of the bent portion 37. The left engaging portion 34b that engages with the left engaging portion 34b is bent.

Therefore, in the horizontal plane of the sliding fitting 35,
Cuts 38a and 38b that are open on the right side and extend in the left-right direction are formed in the front and rear parts, and slits 39a and 39b that extend in the left-right direction are formed in the center part. On the right side of the slits 39a, 39b, downwardly protruding protrusions 40a, 40b are press-formed.

The sliding fitting 35 configured as described above is slidably disposed on the lower metal fixture 29 as described above, and in such a sliding state, the lower side of the sliding fitting 35 A regulating fitting 41 is arranged at. The regulating fitting 41 is fastened to female threaded portions 42a, 42b formed on the lower surface metal fixture 29 so as to protrude downward, with screws 43a, 43b. The female screw portions 42a, 42b are located within the slits 39a, 39b. Further, a hanging piece 44 is bent and formed on the left side of the regulating fitting 41.

Thus, the sliding fitting 35 slides to the left until the protrusions 40a and 40b come into contact with the regulating fitting 41, and to the right, the hanging portion 37a of the bent portion 37 on the left side slides. slides until it abuts against the hanging piece 44 of the regulating fitting 41. During such sliding,
The notches 38a and 38b are formed in the two female threaded parts 31 and 3 on the left side fixed to the lower metal fixture 29.
Move to welcome 1 inside.

With the configuration of the upper metal flat plate 28, the lower metal fixture 29, and the sliding metal fitting 35 as described above, the above-mentioned microwave oven is hung in the following manner. That is, the microwave oven body 1 is connected to the cooking table 2.
6 Lift upwards and remove the handle 3a on the right exterior side wall 2a.
is engaged with the right engaging portion 34a of the lower metal fixture 29, and the sliding fitting 35 is fitted into the hanging portion 37.
a to the right side until it contacts the hanging piece 44 of the regulating fitting 41, and in this case, the left engaging part 34b is engaged with the handle 3b of the left exterior side wall 2b, and then the sliding fitting 35 does not slide freely. Sliding fitting 35
By fixing the microwave oven, the microwave oven is installed in a suspended position.

There are three methods for fixing the sliding fitting 35:
There are several streets, one of which depends on the situation of the installation location.
are selected and used as appropriate. As a first method, the hanging portion 37a of the sliding fitting 35 is fixed to the hanging piece 44 of the regulating fitting 41 with a screw 45. As a second method, the right engaging part 34a and the left engaging part 34b are attached to the handles 3a and 3b by screws 4, respectively.
Fasten 6a and 46b. As a third method, a screw 48 is fastened through the upper metal flat plate 28 and the lower metal fixture 29 to a female threaded portion 47 integrally fixed to the sliding metal fitting 35. In this case, the first
method has been selected.

In a situation where the microwave oven is hung in this way, the exterior bottom wall 2c of the microwave oven is covered with the above-mentioned structure 20, so that it cannot be seen from below. Therefore, the heads of many screws used for fixing electrical components such as the high-voltage transformer 11 to the exterior bottom wall 2c in the microwave oven are hidden behind the component 20 and are not exposed, reducing the appearance of the microwave oven. It works well and there is no risk of injury from touching the screw. Moreover, the above-mentioned structure 20 communicates the air intake hole 15 and the discharge hole 16, which are ventilation holes in the exterior bottom wall 2c of the microwave oven, with the outside, and also functions as an air path. It is designed to be multifunctional.

Furthermore, the weight of the microwave oven is
The screws are not concentrated near the screws 30, but are applied uniformly to the bottom wall 27a of the hanging cabinet through the entire surface of the top metal flat plate 28. As a result, the bottom wall 27a of the hanging cabinet is less likely to be damaged, and the bottom wall 27a of the hanging cabinet is reinforced. is being done.

Further, between the hanging cabinet bottom wall 27a and the microwave oven body 1, there are hanging parts 49a, 49b of the front and rear guides 32a, 32b of the lower metal fixture 29, a hanging part 50 of the bending part 33, and a sliding metal fitting. 35 and the hanging portion 37a of the bent portion 37, and the appearance is good in this respect as well.

The microwave oven suspended in this way can be used by placing it on the cooking table 26 as appropriate by performing the operation in reverse to the above.

(G) Effects of the Invention According to the present invention, it is possible to provide a practical cooking device that can improve the appearance of a cooking device installed at a high place, can prevent injuries caused by such a cooking device, and can provide a practical cooking device. Furthermore, since the above-mentioned structure fixed to the bottom wall of the cooker is integrally formed with an intake hole for cooling electrical components, and an intake recess and an exhaust recess that communicate with the exhaust hole, respectively, and are separated from each other, cooling is improved. Air shots of intake air and cooling exhaust air can be prevented. Furthermore, by covering only the bottom wall of the cooker with the above structure, the conventional ventilation space at the rear of the cooker becomes unnecessary, and the cooker can be made thinner.

Further, since a power cord holder is formed on the lower surface of the convex portion that abuts the bottom wall and separates the intake recess and the exhaust recess of the structure, the power cord does not become loose when the cooker is installed. , safety and aesthetics can be improved.

[Brief explanation of the drawing]

The drawings relate to a microwave oven according to an embodiment of the present invention.
The figure is a perspective view of the microwave oven seen from the lower front.
The figures are a cross-sectional view of the top of the microwave oven, Figures 3 and 4,
Figure 5 shows - lines and - lines in Figure 2, respectively.
6 and 7 are respectively a perspective view and a front view of the microwave oven suspended and installed in a hanging cabinet as seen from the front lower part and the front, and Figure 8 is the same installation. FIG. 9 is an exploded perspective view of the installation structure seen from the front lower part, and FIG. 9 is a perspective view of the installation structure. 2c...Exterior bottom wall, 15...Intake hole, 16...
Discharge hole, 20...Synthetic resin composition.

Claims (1)

[Claims] 1. In a cooker installed at a high place, which has an intake hole and an exhaust hole for cooling electrical parts in the bottom wall, the cooker is fixed to the bottom wall so as to cover only the bottom wall. A cooking appliance characterized in that an intake recess that communicates between the intake hole and the outside, and an exhaust recess that communicates the exhaust hole and the outside are formed separately and integrally in this structure. . 2 A convex portion that abuts the bottom wall is integrally formed on the structure to separate the intake recess and the exhaust recess, and a holder for holding the power cord is integrally formed on the lower surface of the convex portion. A cooking device according to claim 1, which comprises: