CN102192537B - A kind of Novel embedded-type microwave furnace - Google Patents

A kind of Novel embedded-type microwave furnace Download PDF

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Publication number
CN102192537B
CN102192537B CN201010119275.9A CN201010119275A CN102192537B CN 102192537 B CN102192537 B CN 102192537B CN 201010119275 A CN201010119275 A CN 201010119275A CN 102192537 B CN102192537 B CN 102192537B
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cooking chamber
cavity
air channel
central discharge
discharge air
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CN102192537A (en
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彭飞
于青山
张国君
刘红宇
齐明
张德志
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LG Electronics Tianjin Appliances Co Ltd
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LG Electronics Tianjin Appliances Co Ltd
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Abstract

The invention discloses a kind of Novel embedded-type microwave furnace, include cavity, described cavity includes backplate and upper cover plate, is formed with cooking chamber in cavity, is provided with Denso room on the right of cooking chamber; The top center of cavity is provided with central discharge air channel, and the cavity in central discharge air channel dead ahead has center discharge port, and the rear of central discharge air channel is provided with exhaust axial-flow fan; The top panel of cooking chamber has at least one cooking chamber through hole, cooking chamber is connected with central discharge air channel by cooking chamber through hole.Built-in microwave oven of the present invention, the central discharge air channel that the hot-air produced by cooking food in cooking chamber is arranged by the center upper portion of microwave oven cavity and center discharge port discharge, this central discharge air channel and center discharge port have larger size, fast and effeciently the hot-air produced during cooking food in cooking chamber can be discharged to micro-wave oven outside, exhaust efficiency is high, ensure that the culinary art effect of food, the product use sense enhancing user is subject to.

Description

A kind of Novel embedded-type microwave furnace
Technical field
The present invention relates to micro-wave oven technical field, particularly relate to a kind of Novel embedded-type microwave furnace.
Background technology
Micro-wave oven produces microwave by electric current, and by device that the surface of heating object in microwave irradiation to cavity is heated article.As everyone knows, micro-wave oven is a kind of modernization cooking kitchen range of microwave heating of food.Its microwave adopted is a kind of electromagnetic wave.This electromagnetic energy is not only much bigger than common radio wave, but also has feature very much, and microwave at a touch metal just reflects, and metal has no idea absorb or conduct it at all; Microwave can pass the insulating materials such as glass, pottery, plastics, but can not consumed energy; And containing the food of moisture, microwave not only can not be through, its energy can be absorbed on the contrary.Based on these features, micro-wave oven can heat food well, obtains and use widely in daily life.
In general, micro-wave oven is divided into single function for microwave oven and multifunction microwave oven, single function for microwave oven adopts microwave heating, namely be a kind of by behind portion placed within for food, close, connect the power supply of magnetron, it is made to produce high-frequency microwave, by waveguide, high-frequency microwave is irradiated on food, makes the internal vibration about 2,400,000,000 5 thousand ten thousand times in a second of the hydrone of food, by the frictional heat that produces between hydrone to cooking food, heating; The micro-wave oven that multifunction microwave oven adopts microwave heating and other mode of heatings to be integrated, common mode of heating has optical wave heating and electrothermal tube heating, also referred to as barbecue type microwave oven.
Fig. 1 is the stereochemical structure decomposing schematic representation of a kind of built-in microwave oven of prior art.As shown in Figure 1, cavity 1 inside of this built-in microwave oven forms cooking room 4.The heating process of gratin is completed in cooking room 4.The side of the cavity 1 on cooking room 4 side is provided with electric control chamber 5.
Electric control chamber 5 arranges the component locations producing microwave, on formation chassis, electric control chamber 5 bottom 7.In electric control chamber 5, chassis 7 is provided with high-tension transformer 8.A sidewall of cavity 1 is provided with magnetron 9, and magnetron 9 is to the internal irradiation electromagnetic wave of cooking room 4.Magnetron 9 obtains high voltage from high-tension transformer 8, produces microwave.High-voltage capacitance 10 is also provided with in electric control chamber 5.
Chassis 7 is provided with temperature relay 11, and temperature relay 11 is arranged on the cookers such as the gas burner below built-in microwave oven to carry out cooking the hot gas produced for perception, produces the signal driving following exhaust axial-flow fan 20.
In addition, the rear of electric control chamber 5 is provided with demarcation strip 12, and demarcation strip 12 forms for dividing the backplate 13 of electric control chamber 5 and micro-wave oven the stream performing ventilation function.
Air guide channel 15 is provided with above described cavity 1.Air guide channel 15 guides air-flow from the internal upper part of micro-wave oven.In air guide channel 15, the part be equivalent to above electric control chamber 5 is provided with the fan electromotor 18 for driving cooling fan 17.Cooling fan 17 sucks air by air guide channel 15 from outside, carries out supply air to electric control chamber 5.The heat that Air flow high-tension transformer 8, magnetron 9 and high-voltage capacitance 10 that electric control chamber 5 is supplied produce, the steam produced in gastronomical process is removed in the inside that a part is transported to cooking room 4.
The upper surface rear end of air guide channel 15 is provided with for exhaust axial-flow fan 20.Described exhaust axial-flow fan 20 is arranged to perform ventilation function, and the hot gas produce cookers such as the gas burners be arranged on below built-in microwave oven or cigarette are externally discharged.
In existing micro-wave oven, exhaust axial-flow fan 20 can be driven by the operation of user, also can, by the hot gas etc. produced in the gastronomical process such as perception gas burner, exhaust axial-flow fan 20 automatically be driven.Shown in Figure 1, the function making exhaust axial-flow fan 20 automatically carry out driving has been come by temperature relay 11.
The hot gas produced in the gastronomical process such as gas burner is transferred, then the temperature on chassis 7 will rise, thus is arranged on temperature relay 11 perception on chassis 7, is run by this exhaust axial-flow fan 20 of driving when temperature rises to a certain degree.
But, for above-mentioned built-in microwave oven, the left side of described air guide channel 15 has cooking chamber exhaust passage 16, the left end top of described cavity 1 has multiple cooking chamber through hole 30, described cooking chamber exhaust passage 16 is connected with cooking chamber 4 by cooking chamber through hole 30, the hot-air produced during cooking food in cooking chamber 4 enters into cooking chamber exhaust passage 16, then the cooking chamber exhaust outlet 40 by being positioned at front end, cooking chamber exhaust passage 16 is discharged to micro-wave oven outside, therefore, as shown in Figure 1, visible described cooking chamber exhaust passage 16 is positioned at different positions from air guide channel 15, not in a space, occupy space limited above microwave oven cavity 1, be unfavorable for that the components and parts above micro-wave oven are arranged, reduce the production efficiency of micro-wave oven, add the production cost of micro-wave oven simultaneously.
In addition, the size of cooking chamber exhaust outlet 40 is limited, and fast and effeciently the hot-air produced during cooking food in cooking chamber 4 cannot be discharged to micro-wave oven outside, exhaust efficiency is low, and then has had a strong impact on the culinary art effect of food.
Summary of the invention
In view of this, the object of this invention is to provide a kind of Novel embedded-type microwave furnace, the central discharge air channel that its hot-air produced by cooking food in cooking chamber is arranged by the center upper portion of microwave oven cavity and center discharge port are discharged, this central discharge air channel and center discharge port have larger size, therefore fast and effeciently the hot-air produced during cooking food in cooking chamber can be discharged to micro-wave oven outside, exhaust efficiency is high, ensure that the culinary art effect of food, thus the product use sense that greatly strengthen user is subject to, and is of great practical significance.
For this reason, the invention provides a kind of Novel embedded-type microwave furnace, include cavity 10, described cavity 10 includes backplate 11 and upper cover plate 12, is formed with cooking chamber 20 in described cavity 10, is provided with Denso room 30 on the right of described cooking chamber 20;
The top center of described cavity 10 is provided with central discharge air channel 50, and the cavity 1 in described central discharge air channel 50 dead ahead has center discharge port 51, and the rear of described central discharge air channel 50 is provided with exhaust axial-flow fan 60;
The top panel 200 of described cooking chamber 20 has at least one cooking chamber through hole 21, described cooking chamber 20 is connected with central discharge air channel 50 by cooking chamber through hole 21.
Preferably, the left and right sides wall of described central discharge air channel 50 is formed with a gas guiding plate 52 respectively, and described gas guiding plate 52 top contacts with upper cover plate 12.
Preferably, be respectively arranged with magnetron 32 and transformer 33 in described Denso room 30 from top to bottom, the top of described magnetron 32 is provided with Denso room cooling fan 34.
From above technical scheme provided by the invention, compared with prior art, the present invention proposes a kind of Novel embedded-type microwave furnace, the central discharge air channel that its hot-air produced by cooking food in cooking chamber is arranged by the center upper portion of microwave oven cavity and center discharge port are discharged, this central discharge air channel and center discharge port have larger size, therefore fast and effeciently the hot-air produced during cooking food in cooking chamber can be discharged to micro-wave oven outside, exhaust efficiency is high, ensure that the culinary art effect of food, thus the product use sense that greatly strengthen user is subject to, be of great practical significance.
Accompanying drawing explanation
Fig. 1 is the stereochemical structure decomposing schematic representation of a kind of built-in microwave oven of prior art;
Fig. 2 is the structural representation of a kind of Novel embedded-type microwave furnace provided by the invention;
Fig. 3 is the part-structure schematic diagram of a kind of Novel embedded-type microwave furnace provided by the invention.
Detailed description of the invention
In order to make those skilled in the art person understand the present invention program better, below in conjunction with drawings and embodiments, the present invention is described in further detail.
See Fig. 2, the invention provides a kind of Novel embedded-type microwave furnace, include cavity 10, described cavity 10 includes backplate 11 and upper cover plate 12, cooking chamber 20 is formed in described cavity 10, in described cooking chamber 20, carrying out the cooking process of food, in the cavity 1 on the right of described cooking chamber 20, being provided with the Denso room 30 for installing various electronic unit;
Magnetron 32 and transformer 33 is respectively arranged with from top to bottom in described Denso room 30, magnetron 32 is to cooking chamber 20 internal irradiation electromagnetic wave, magnetron 32 obtains high voltage from transformer 33, produce microwave, and the top of described magnetron 32 is provided with Denso room cooling fan 34, for lowering the temperature to each electronic unit of Denso indoor.
In the present invention, the rear of described Denso room 30 is provided with demarcation strip 31, described demarcation strip 31 for separate Denso room 30 and cavity 10 backplate 11 between space form the lower air intake passage 40 with ventilation function, the space at the cooker places such as this lower air intake passage 40 and gas burner below microwave oven cavity 10 is connected, for sucking the hot gas and/or cigarette that are formed below microwave oven cavity 10;
The center upper portion of described cavity 10 is provided with central discharge air channel 50, the left and right sides wall of this central discharge air channel 50 is formed with one piece of gas guiding plate 52 respectively, thus realize with Denso room 30 isolated, two gas guiding plate 52 tops contact with upper cover plate 12, so form the air flow channel of a sealing in the top center of cavity 10;
The cavity 1 being positioned at described central discharge air channel 50 dead ahead has center discharge port 51, and described central discharge air channel 50 is connected with center discharge port 51;
The rear of described central discharge air channel 50 is provided with exhaust axial-flow fan 60, described exhaust axial-flow fan 60 is connected with described lower air intake passage 40, described exhaust axial-flow fan 60 is arranged to perform ventilation function, the hot gas produce cookers such as the gas burners be arranged on below built-in microwave oven or cigarette are drawn in described lower air intake passage 40, sucked hot gas or cigarette are discharged to micro-wave oven outside by central discharge air channel 50, center discharge port 51 successively simultaneously;
In addition, see Fig. 3, in the present invention, the top panel 200 of described cooking chamber 20 has multiple cooking chamber through hole 21, described cooking chamber 20 is connected with central discharge air channel 50 by cooking chamber through hole 21, thus under the effect of exhaust with axial-flow fan 60, the hot-air produced during cooking food in cooking chamber 20 can be drawn in central discharge air channel 50 by cooking chamber through hole 21, then, under the effect of exhaust with axial-flow fan 60, discharged to micro-wave oven outside by center discharge port 51.
Therefore, as above known, for the built-in microwave oven that the invention described above provides, the hot-air produced during cooking food in this microwave oven cooking room 20 can be discharged to micro-wave oven outside by above-mentioned central discharge air channel 50 and center discharge port 51, this central discharge air channel and center discharge port have larger size, exhaust efficiency is high, ensure that the culinary art effect of food.
In addition, the hot-air produced during cooking food in the hot gas that the cookers such as the gas burner below micro-wave oven of the present invention produce or cigarette and cooking chamber 20 can be discharged to micro-wave oven outside by same exhaust passage (above-mentioned central discharge air channel 50), without the need to arranging two exhaust passages, thus efficiently utilize space limited above microwave oven cavity 10, the components and parts be conducive to above microwave oven cavity are arranged, and decrease component setting, reduce the production cost of micro-wave oven, improve the production efficiency of micro-wave oven.
In sum, compared with prior art, the present invention proposes a kind of Novel embedded-type microwave furnace, the central discharge air channel that its hot-air produced by cooking food in cooking chamber is arranged by the center upper portion of microwave oven cavity and center discharge port are discharged, this central discharge air channel and center discharge port have larger size, therefore fast and effeciently the hot-air produced during cooking food in cooking chamber can be discharged to micro-wave oven outside, exhaust efficiency is high, ensure that the culinary art effect of food, thus the product use sense that greatly strengthen user is subject to, be of great practical significance.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (3)

1. a Novel embedded-type microwave furnace, it is characterized in that, include cavity (10), described cavity (10) includes backplate (11) and upper cover plate (12), be formed with cooking chamber (20) in described cavity (10), described cooking chamber (20) the right is provided with Denso room (30);
The top center of described cavity (10) is provided with central discharge air channel (50), the cavity (1) in described central discharge air channel (50) dead ahead has center discharge port (51), and the rear of described central discharge air channel (50) is provided with exhaust axial-flow fan (60);
The top panel (200) of described cooking chamber (20) has at least one cooking chamber through hole (21), described cooking chamber (20) is connected with central discharge air channel (50) by cooking chamber through hole (21).
2. micro-wave oven as claimed in claim 1, it is characterized in that, the left and right sides wall of described central discharge air channel (50) is formed with a gas guiding plate (52) respectively, and described gas guiding plate (52) top contacts with upper cover plate (12).
3. micro-wave oven as claimed in claim 1, it is characterized in that, be respectively arranged with magnetron (32) and transformer (33) in described Denso room (30) from top to bottom, the top of described magnetron (32) is provided with Denso room cooling fan (34).
CN201010119275.9A 2010-03-08 2010-03-08 A kind of Novel embedded-type microwave furnace Active CN102192537B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108236354B (en) * 2016-12-23 2024-01-12 宁波方太厨具有限公司 Steam box and oven microwave oven integrated machine
CN106765364A (en) * 2017-03-17 2017-05-31 青岛兴邦烤箱有限公司 Micro-wave oven suction air structure

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CN1464228A (en) * 2002-06-29 2003-12-31 三星电子株式会社 Wall-mounted type microwave oven
CN1465896A (en) * 2002-07-04 2004-01-07 乐金电子(天津)电器有限公司 Microwave oven with fume exhausting function
CN1576721A (en) * 2003-07-16 2005-02-09 Lg电子株式会社 Apparatus and method for exhausting pollutant in microwave oven
US20080156313A1 (en) * 2006-12-27 2008-07-03 Lg Electronics Inc. Electric oven with hood
CN101225974A (en) * 2008-01-25 2008-07-23 宁波方太厨具有限公司 Embedded microwave oven

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100437383B1 (en) * 2000-12-30 2004-06-25 주식회사 엘지이아이 The structure of microwave oven

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1464228A (en) * 2002-06-29 2003-12-31 三星电子株式会社 Wall-mounted type microwave oven
CN1465896A (en) * 2002-07-04 2004-01-07 乐金电子(天津)电器有限公司 Microwave oven with fume exhausting function
CN1576721A (en) * 2003-07-16 2005-02-09 Lg电子株式会社 Apparatus and method for exhausting pollutant in microwave oven
US20080156313A1 (en) * 2006-12-27 2008-07-03 Lg Electronics Inc. Electric oven with hood
CN101225974A (en) * 2008-01-25 2008-07-23 宁波方太厨具有限公司 Embedded microwave oven

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