JP2008232539A - High frequency cooker with steam generating function - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a high frequency cooker with a steam generating function causing no leakage of high frequency wave in cooking using both steam and high frequency. <P>SOLUTION: A supply pipe 23 provided penetrating a wall 103a of a heating chamber 103 is intermittently supplied with air A by an air supply part 30. When the supply pipe 23 is filled with water W, high frequency wave leaks through water, but since the water W is divided by the air A supplied into the supply pipe 23 by the air supply part 30, a leakage of high frequency wave through the water W can be prevented. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a high-frequency cooker with a steam generating function for heating an object to be heated using steam.

Conventionally, a high-frequency cooker that can cook using steam is known (see, for example, Patent Document 1).
As shown in FIG. 7, the high-frequency cooker 100 with a steam generation function described in Patent Document 1 supplies at least one of high-frequency and water vapor to heat the object to be heated, and has a rectangular shape with an open front surface. It has a box-shaped main body 101, and an opening / closing door 102 is provided at an opening on the front surface. A heating chamber 103 is provided inside the main body 101, and a magnetron 104 that generates high frequency and a rotating antenna 105 that squeezes the microwave generated from the magnetron 104 are provided below the heating chamber 103. .

  In addition, behind the partition plate 106 provided at the rear part of the heating chamber 103, a circulation fan 107 that squeezes and circulates the air in the heating chamber 103, and a convection heater that heats the air circulated in the heating chamber 103. 108. A suction hole 106 a for suction is provided at the center of the partition plate 106, and an exhaust hole 106 b for discharge is provided at the peripheral edge of the partition plate 106. Accordingly, the air in the heating chamber 103 is sucked from the intake hole 106a to the rear by the circulation fan 107, heated by the convection heater 108, and supplied to the heating chamber 103 from the exhaust hole 106b.

A vapor generating evaporating dish 109 for generating water vapor is provided in the inner part of the heating chamber 103. When cooking using steam, a supply pipe (not shown) that penetrates the wall of the heating chamber 103 is provided. Water is supplied to the evaporating dish 109 in the heating chamber 103 via the. An infrared sensor 110 for measuring the temperature in the heating chamber 103 is provided at the upper end of the partition plate 106.
Japanese Patent No. 3473908 (FIG. 1)

  By the way, in order to shorten the cooking time by generating a large amount of steam during cooking using steam, it is conceivable to increase the inner diameter of the supply pipe. However, in this case, there is a problem that a high frequency may leak through the water in the supply pipe.

  The present invention has been made to solve the conventional problems, and it is an object of the present invention to provide a high-frequency cooker with a steam generation function that does not cause high-frequency leakage when cooking using both steam and high-frequency. And

  The high-frequency cooker with a steam generating function of the present invention includes a heating chamber, an evaporating dish provided in the heating chamber, a supply pipe for supplying water to the evaporating dish through a wall of the heating chamber, and the supply And an air supply unit that intermittently supplies air to the pipe.

  With this configuration, since air is intermittently supplied by the air supply unit to the supply pipe provided through the wall of the heating chamber, water is continuously supplied in the supply pipe by this air. It is possible to prevent high-frequency waves from leaking through water as in

  Further, the high-frequency cooker with a steam generating function of the present invention, a heating chamber, an evaporating dish provided in the heating chamber, a supply pipe for supplying water to the evaporating dish through the wall of the heating chamber, And a metal net provided inside the supply pipe.

  With this configuration, the supply pipe provided through the wall of the heating chamber is provided with a metal net in the middle, so that the high frequency leaks through the supply pipe by this metal net. Can be prevented.

  In the present invention, since air is intermittently supplied to the supply pipe provided through the wall of the heating chamber by the air supply unit, water is continuously supplied in the supply pipe by the air. Thus, it is possible to provide a high-frequency cooker with a steam generating function that has the effect of preventing leakage of high-frequency waves through water.

Hereinafter, a high-frequency cooker with a steam generation function according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a schematic perspective view of a high-frequency cooker with a steam generating function according to a first embodiment of the present invention, and FIG. 2 is an explanatory diagram showing the configuration of a water supply device that supplies water to a supply pipe and an air supply unit that supplies air 3A is a cross-sectional view of a supply pipe that supplies water through the side wall of the heating chamber, and FIG. 3B is a plan view. In addition, the same code | symbol is attached | subjected to the site | part which is common in the site | part mentioned above in the prior art, and the overlapping description is abbreviate | omitted.

  As shown in FIG. 1, the high-frequency cooker 10 with a steam generating function according to the present invention is provided with a water supply device 20 for supplying water to an evaporating dish 109. Although the water supply apparatus 20 can be provided in the side wall 103a of the heating chamber 103, for example, it is not restricted to this. However, a place not far from the evaporating dish 109 and a place far from the magnetron 104 are desirable.

  As shown in FIG. 2, the water supply device 20 includes a tank 21 that stores water, a water pump 22 that is a pump that sucks up water in the tank 21, and a supply pipe 23 that supplies water to the evaporating dish 109. . The supply pipe 23 penetrates the side wall 103 a of the heating chamber 103, and the tip protrudes into the heating chamber 103, and the tip is located above the evaporating dish 109. The base end of the supply pipe 23 is connected to the pump 22 by a water absorption pipe 24, and the pump 22 sucks up the water W in the tank 21 and sends it to the supply pipe 23, and supplies water w from the tip of the supply pipe 23 to the evaporating dish 109. Supply.

  As shown in FIGS. 3A and 3B, a cutout 23a is provided on a part of the supply pipe 23 outside the side wall 103a of the heating chamber 103 (left side in FIG. 3). Is connected to the air supply unit 30. The air supply unit 30 intermittently supplies air to the supply pipe 23, and the notch 23a of the supply pipe 23 is connected to the air pump 32 by the air pipe 31 (see FIG. 2).

  Therefore, when cooking an object to be heated using high frequency and steam, high frequency is generated by the magnetron 104, the high frequency is stirred by the rotating antenna 105, and water is supplied to the evaporating dish 109 through the supply pipe 23. And generate steam. At this time, air is intermittently supplied to the supply pipe 23 from the notch 23a.

  As described above, according to the high frequency cooker 10 with the steam generating function according to the first embodiment of the present invention, when cooking using steam and high frequency, the water pump 22 sucks up the water W in the tank 21. While supplying water w to the evaporating dish 109 from the tip of the supply pipe 23, the air pump 26 intermittently injects air from the notch 23 a of the supply pipe 23 through the air pipe 25. Thereby, the water in the supply pipe | tube 23 will be parted by the air A supplied intermittently, as shown in FIG. For this reason, since the high frequency which penetrate | invaded into the supply pipe | tube 23 from the heating chamber 103 is interrupted | blocked by the air A, the leakage wave from the supply pipe | tube 23 can be prevented.

  In addition, when cooking without using steam, the leakage of the high-frequency supply pipe 23 is prevented by emptying the supply pipe 23 so that there is no water inside. For this reason, in the state which does not supply the water W to the supply pipe | tube 23, only air is sent and the water in the supply pipe | tube 23 is discharged | emitted. This air supply need not be performed after the water in the supply pipe 23 is extruded.

Next, a second embodiment of the high frequency cooking device with a steam generating function of the present invention will be described.
4 is an explanatory view showing the structure of a water supply device for supplying water to the supply pipe, FIG. 5 (A) is a perspective view of the supply pipe, FIG. 5 (B) is an exploded perspective view of the supply pipe, and FIG. FIG. 5A is an end view seen from the direction C, and FIG. 6 is a cross-sectional view showing a state where the supply pipe is attached. In addition, the same code | symbol is attached | subjected to the site | part which is common in 1st Embodiment and the prior art mentioned above, and the overlapping description is abbreviate | omitted.

  As shown in FIG. 5B, the supply pipe 25 includes an internal supply pipe 25a on the heating chamber 103 side and an external supply pipe 25b on the outside of the heating chamber 103, and the supply pipes 25a and 25b are connected to each other. A mounting member 26 is provided therebetween. The mounting member 26 is provided with a round hole 26b having the same inner diameter as the inner diameters of the supply pipes 25a and 25b, for example, at the center of a disc-shaped base plate 26c. A metal net 26a is attached to the round hole 26b. Yes. The size of the mesh of the metal net 26a is set so that high frequencies cannot pass through. Further, in FIG. 6, the metal net 26a is provided at the center of the thickness of the base plate 26c so that there is no gap in the attachment portion of the metal net 26a, but it may be attached to the surface of the base plate 26c. . When the supply pipe 25 is attached to the side wall 103a of the heating chamber 103, the base plate 26c is attached exactly to the side wall 103a so that there is no gap.

  As described above, according to the high frequency cooker 10B with the steam generation function according to the second embodiment of the present invention, when cooking using steam and high frequency, the water pump 22 sucks up the water W in the tank 21. Water w is supplied to the evaporating dish 109 from the tip of the supply pipe 23. At this time, even if the inside of the supply pipe 25 is filled with water, the high-frequency waves that have entered the supply pipe 25 from the heating chamber 103 are blocked by the metal net 26a, so that leakage waves from the supply pipe 23 can be prevented. Can do.

  In addition, the high frequency cooking device with a steam generation function of this invention is not limited to each embodiment mentioned above, A suitable deformation | transformation, improvement, etc. are possible.

  As described above, in the high-frequency cooking device with a steam generation function according to the present invention, air is intermittently supplied to the supply pipe provided through the wall of the heating chamber by the air supply unit. For this reason, since this air cuts off the high frequency, it has the effect of preventing the high frequency from leaking through the water as when the water is full in the supply pipe. It is useful as a high-frequency cooker with a steam generating function for heating an object to be heated.

The schematic perspective view of the high frequency cooking appliance with a steam generation function concerning a 1st embodiment of the present invention. Explanatory drawing which shows the structure of the water supply apparatus which supplies water to a supply pipe, and the air supply part which supplies air (A) is sectional drawing of the supply pipe which supplies the water through the side wall of a heating chamber, (B) is a top view similarly Explanatory drawing which shows the structure of the water supply apparatus which supplies water to a supply pipe (A) is a perspective view of the supply pipe, (B) is an exploded perspective view of the supply pipe, and (C) is an end view seen from the direction C in FIG. 5 (A). Sectional view showing the supply pipe installation Schematic perspective view of a conventional high-frequency cooker with steam generation function

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 High frequency cooker with a steam generation function 23, 25 Supply pipe 26a Metal net 30 Air supply part 103 Heating chamber 109 Evaporating dish 109a Side wall (wall)

Claims (2)

A heating chamber;
An evaporating dish provided in the heating chamber;
A supply pipe for supplying water to the evaporating dish through the wall of the heating chamber;
A high-frequency cooker with a steam generation function, comprising: an air supply unit that intermittently supplies air to the supply pipe. A heating chamber;
An evaporating dish provided in the heating chamber;
A supply pipe for supplying water to the evaporating dish through the wall of the heating chamber;
A high-frequency cooker with a steam generating function, comprising a metal net provided inside the supply pipe.

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