KR100633172B1 - Cooling system for electric oven of built-in type - Google Patents

Abstract

The present invention relates to a cooling system of a built-in type electric oven in which external air from the front of the oven cavity and the front of the electric compartment is directly introduced.

The cooling system of the built-in type electric oven according to the present invention includes an electric oven including an oven cavity (102) forming a space in which food is cooked and an electric equipment chamber (104) in which a plurality of electric components are installed; The inside of the electric compartment 104 and the side of the oven cavity 102 is configured such that air directly outside the front of the electric oven flows in. Therefore, in the present invention, the front suction port 124 is formed at one side of the front plate 120, the front outside air is introduced, the front suction port 124 between the side plate 160 and the side of the oven cavity 102. The air passage 180 through which the air flowing in flows is formed. In addition, an air guide 164 is formed at the upper end of the side plate 160 to guide the air introduced from the front into the electric compartment 104. According to the present invention having such a configuration, there is an advantage that the cooling of the various components and the oven cavity of the electrical equipment room is more effective.

Electric oven, front intake, front intake, air passage, electric room

Description

Cooling system for electric oven of built-in type}

1 is a front view showing a state in which a door of a conventional electric oven is opened.

2 is a perspective view of an electric oven employing a cooling system of a built-in type electric oven according to the present invention;

Figure 3 is a front view of a state in which the door of the electric oven is adopted, the cooling system of the built-in type electric oven according to the present invention is opened.

4 is a partial cross-sectional view taken along the line A-A 'of FIG.

5 is a partial cross-sectional view taken along the line B-B 'of FIG.

Explanation of symbols on the main parts of the drawings

100. Electric oven 102. Oven cavity

104. Battlefield 110. Cooking Room

120.Front Plate 122.Side Trim

124. Front intake 130. Door

132.Latch 134. Door Hanger

136. Latch slot 138. Exhaust vent

140. Operation Panel 142. Operation Knob

144. Mounting guide 146. Vent

150. Heater chamber 152. Convection fan

154. Chamber cover 156. Air passage

156 '. Air Through Hole 160. Side Plate

162. Side suction opening 170. Side wall of battlefield

180. Air passage

The present invention relates to an electric oven, and more particularly, to a cooling system of a built-in type electric oven in which external air from the front of the oven cavity and the front of the electric chamber is directly introduced.

In recent years, the kitchen of each home has been increasingly built in a built-in type due to the improvement of kitchen life. That is, a complicated mounting structure is simplified by installing various household appliances such as a microwave oven, a gas oven, an electric oven, a refrigerator, a dishwasher and a drum washing machine in a cabinet in which a space for mounting various products is formed in an arbitrary size. I'm making it.

Electric oven is a cooking appliance product that can cook a variety of foods by increasing the output by using various types of heating sources to cook a large amount of food quickly and evenly.

Figure 1 is a front view of a conventional built-in type electric oven is shown with the door open.

As shown, the electric oven has a substantially rectangular cylindrical shape, and is provided with a cooking chamber 10 in which food is cooked. The cooking chamber 10 generally has a predetermined rectangular space, and the front surface of the cooking chamber 10 is opened to allow the food compartment to be pulled out and inserted into the cooking chamber 10.

The front door of the cooking chamber 10, in more detail the front plate 30 to be described below is provided with a door 20 for rotating the lower end in the axis. The door 20 selectively opens and closes the inside of the cooking chamber 10.

The rear end of the cooking chamber 10 is provided with a heater chamber (not shown) for sucking the air inside the cooking chamber 10 to discharge it back to the cooking chamber 10.

On both sides of the rear surface of the door 20, the latch 22, which is one component of the opening and closing means of the door 20, is formed to protrude, and the upper center portion of the door 20 has a door during self-cleaning operation of the electric oven. Door hanger 24 for preventing the opening of the 20 is further formed.

The front surface of the cooking chamber 10 is provided with a front plate 30 to form the front appearance of the cooking chamber 10, the side trim 30 'is further formed on the side end of the front plate 30. That is, the side trim 30 'is formed to protrude laterally from the side end of the front plate 30 to block the gap between the electric oven and the sink when the electric oven is mounted on the sink.

An exhaust port 34 for discharging air of a latch slot 32 into which the latch 22 of the door 20 enters and an air of an electrical equipment room (not shown) provided with a plurality of parts are provided at an upper end of the front plate 30. Is formed. In addition, a control panel 40 having a plurality of operation dials 42 is installed on the front plate 30.

The heater chamber is provided with a convection fan 50 for generating air circulation into the cooking chamber 10 and a convection heater (not shown) for generating heat located around the convection fan 50. The rear surface of the 10 is provided with a chamber cover 12 to secure the space of the heater chamber.

At the center of the chamber cover 12, the air inside the cooking chamber 10 is sucked by the convection fan 50, and the air heated in the heater chamber is again inside the cooking chamber 10 by the convection fan 50. The air access hole 12a for discharging the air is formed of a plurality of holes.

In order to operate the electric oven having the above configuration, the door 20 must first be closed, and then the start button (not shown) provided in the control panel 40 is closed after the door 20 is closed.

In this case, radiant heat is transmitted to the cooking chamber 10 by a plurality of heaters (not shown) to cook food in the cooking chamber 10.

However, in the electric oven as described above there is a problem that the air from the front does not flow to the rear. That is, when the electric oven is inserted into the sink, the gap between the electric oven and the sink is blocked by the front plate 30, the side trim 30 'and the control panel 40 to block the air inflow from the front.

Therefore, the temperature of the electric oven is increased, there is a risk of safety accidents such as the operation of the components provided in the electrical equipment room or burn, and the control of the electric oven is difficult.

In addition, there is a problem that the cooling of the oven cavity forming the cooking chamber 10 is not smooth because the amount of air is not sufficient even when the front air is introduced to the rear through the gap between the electric oven and the sink. In this case, since the air flowing into the electrical equipment room passes through the side of the electric oven, there is a problem that the temperature is relatively increased and the electrical equipment room is not sufficiently cooled.

An object of the present invention for solving the above problems is a cooling system of a built-in type electric oven in which the front suction port is formed through the coupling portion of the front plate and the side trim so that air from the front flows directly into the side of the oven cavity. To provide.

Another object of the present invention is to provide a cooling system of a built-in type electric oven in which air from the front is directly introduced into the electric compartment.

Cooling system of the built-in type electric oven according to the present invention for achieving the above object, in the electric oven is provided with an oven cavity to form a space for food and cooking, electrical equipment is installed a number of electrical components ; The inside of the electric compartment and the side of the oven cavity is characterized in that the air directly outside the front of the oven.

In another aspect, the present invention, the oven cavity for forming a space where food is cooked, the electrical equipment room in which a plurality of electrical components are installed, the side plate to form a side appearance, the front plate to form the front appearance, one end of the front plate An electric oven provided rotatably in a part, the door configured to selectively open and close the inside of the oven cavity, and a side trim formed to protrude laterally from a side end of the front plate; One side of the front plate is formed with a front inlet opening the air outside the front, characterized in that the air passage through which the air flowing through the front inlet is formed between the side plate and the side of the oven cavity.

The upper end of the side plate is characterized in that the air guide for guiding the air flowing from the front into the electric compartment.

The air guide is characterized in that the side plate is bent from the front end of the side plate.

The air guide is characterized in that it guides the air introduced through the front inlet into the battlefield.

According to the present invention having such a configuration, there is an advantage that the cooling of the various components and the oven cavity of the electrical equipment room is more effective.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention as described above will be described in detail.

2 is a perspective view of an electric oven employing a cooling system of a built-in type electric oven according to the present invention, and FIG. 3 is a front view of an open state of the door of the electric oven.

As shown therein, the electric oven 100 has a rectangular cylindrical appearance, and is provided with a rectangular oven cavity 102 that forms a space where food is cooked, and a plurality of electric fields above the oven cavity 102. An electrical equipment room 104 in which parts are installed is provided.

The oven cavity 102 has a quadrangular shape with a front opening, and a cooking chamber 110 in which food is accommodated and cooked is formed in the oven cavity 102. Therefore, the user can accommodate food in the cooking chamber 110 through the opened front.

The front plate 120 is formed at the front end of the oven cavity 102 to form a front appearance. The front plate 120 is formed on the leading edge of the cooking chamber 110. In other words, the left and right sides of the cooking chamber 110 and the upper and lower sides are formed to extend outward.

The side end portion of the front plate 120 further protrudes laterally to form a side trim 122. That is, side trims 122 are formed at left and right side ends of the front plate 120, and the side trims 122 are preferably formed integrally with the front plate 120.

The side trim 122 blocks the gap between the electric oven 100 and the sink (cabinet) when the electric oven 100 is inserted into a sink or a cabinet, thereby making the exterior more beautiful.

That is, the built-in type home appliances such as the electric oven 100 according to the present invention are built in a cabinet or a sink, and discharge a lot of high temperature air due to the characteristics of the product so that the high temperature air is smoothly discharged to the outside. On the other hand, in order to facilitate the installation of the product it is common to form a sufficient gap between the electric oven 100 and the sink.

However, since the gap between the electric oven 100 and the sink may cause consumer dissatisfaction in appearance, it is necessary to form the side trim 122 as described above to block the gap.

Meanwhile, front suction holes 124 are formed at left and right sides of the front plate 120 to guide the air in the front to the rear. More preferably, the front suction opening 124 is formed between the front plate 120 and the side trim 122.

The front suction opening 124 is formed to penetrate back and forth through the coupling portion of the front plate 120 and the side trim 122, it is preferably formed long up and down as shown.

The front of the cooking chamber 110 is selectively opened and closed by the door 130. The door 130 is formed of a square flat plate having a size corresponding to the cooking chamber 110 and the front plate 120, and is rotatably installed at the lower end of the front plate 120.

A latch 132, which is one component of the opening and closing means of the door 130, is protruded on both sides of the rear surface of the door 130, and a door during self-cleaning operation of the electric oven is formed at the upper center of the door 130. Door hanger 134 for preventing the opening of the 130 is further formed.

In addition, an upper end of the front plate 120 includes a latch slot 136 through which the latch 132 of the door 130 enters, and an exhaust port 138 for discharging air from the electrical compartment 104 including a plurality of components. Is formed.

The operation panel 140 is installed above the front plate 120. The operation panel 140 is provided with a plurality of operation knobs 142, the user is configured to be able to set the cooking state of the electric oven (100). In addition, a mounting guide 144 to be described below is formed at the rear of the operation panel 140 to protrude rearward.

The rear end of the cooking chamber 110 is provided with a heater chamber 150 for generating and circulating heat. The heater chamber 150 is provided with a convection fan 152 for generating air circulation into the cooking chamber 110 and a convection heater (not shown) for generating heat located around the convection fan 152. The convection fan 152 and the convection heater (not shown) are provided with a chamber cover 154 surrounding the convection fan 152 and the convection heater.

In the center of the chamber cover 154 is formed an air through portion 156 through which the air flows by the rotation of the convection fan 152, a plurality of air through holes 156 ' It is formed to penetrate and guide air in and out.

The side plate 160 is provided on the side of the oven cavity 102. The side plate 160 forms a side appearance and is spaced apart from the side surface 102a of the oven cavity 102 laterally by a predetermined interval. Therefore, an air passage 180 to be described below is formed between the side surface 102a and the side plate 160 of the oven cavity 102.

The side plate 160 is formed with a plurality of side suction holes 162 through which air flows. That is, a plurality of side suction openings 162 through which air introduced between the cabinet and the side plate 160 flows into the oven cavity 102 is formed.

The upper end of the side surface 102a of the oven cavity 102 further extends upward to form the electric chamber side wall 170. That is, the electric chamber side wall 170 is formed at the upper end of the oven cavity 102, and forms the side appearance of the electric chamber 104.

4 and 5 partially show the cross-section A-A 'and the cross-section B-B' of FIG. 3.

As shown in these figures, a predetermined gap is formed between the oven cavity 102 and the side plate 160 to form an air passage 180. Therefore, the air flowing through the front inlet 124 flows through the air passage 180.

The upper end portion of the side plate 160 is bent inwardly as shown in the predetermined portion is installed to be in contact with the side wall 170, the front end of the side plate 160 is bent outward to the air Guide 164 is formed.

The air guide 164 guides the air introduced from the front or the air introduced through the front suction opening 124 to be introduced into the electric chamber 104.

On the other hand, the mounting guide 144 protruding rearward is installed at the rear of the operation panel 140. The mounting guide 144 guides the control panel 140 to be fixed to the side plate 160, and a rear end thereof is bent to a side. In addition, the ventilation guide 146 is formed through the mounting guide 144. Therefore, the air flowing from the front outside through the vent 146 flows into the electric compartment 104.

Hereinafter, the operation of the electric oven having the above configuration will be described.

First, the door 130 is closed to operate the electric oven 100. When the door 130 is closed, the latch 132 protruding from the rear surface of the door 130 is provided through the latch slot 136. Is inserted.

When the latch 132 is in contact with a latch board assembly (not shown) provided at the rear side of the operation panel 140, a signal indicating that the door 130 is closed by this operation is detected, and thus the electric oven 100 is detected. ) Is ready for operation.

Then, when the start button (not shown) is pressed on the operation panel 140, the heat generated from the upper heater (not shown) and the lower heater (not shown) and the halogen heater (not shown) by the application of power. Radiant heat) is transferred to the cooking chamber 110. In addition, depending on the type of food, the microwave may be further radiated.

In addition, the convection fan 152 inside the heater chamber 150 rotates by a motor (not shown) to suck air in the cooking chamber 110 and is heated by a convection heater (not shown). The hot air circulation is discharged to the inside of the cooking chamber 110 again.

In accordance with the operation of the electric oven 100 as described above, the food in the cooking chamber 110 is heated and cooked, and the temperature of the oven cavity 102 gradually increases. In addition, the air in front of the electric oven 100 is introduced into the front plate 120 through the front suction hole 124 formed between the front plate 120 and the side trim 122.

Therefore, the air moved rearward through the front inlet 124 flows through the air passage 180 formed between the side plate 160 and the side surface 102a of the oven cavity 102, and thus the oven cavity 102. Cools and forms an air-flow. That is, since an air curtain or air flow is formed between the side surfaces 102a and the side plates 160 of the oven cavity 102, the oven cavity 102 is cooled while the oven is cooled. Opening of the cavity 102 is blocked to prevent heating of the side plate 160.

Meanwhile, air outside the front in FIG. 5 is also introduced into the electric compartment 104. That is, the air introduced from the front through the gap between the operation panel 140 and the external cabinet or the air introduced from the front through the front suction opening 124 is guided by the air guide 164, and the air Through the vent 146 of the mounting guide 144 is introduced into the electric chamber 104.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the above technical scope.

In the cooling system of the built-in type electric oven according to the present invention as described in detail above, the front suction port is formed between the front plate and the side trim, and the side plate and the oven cavity are spaced a predetermined distance to form an air passage.                     

Therefore, since the outside air flows from the front of the electric oven through the front suction port and flows through the air passage, there is an advantage that the oven cavity is effectively cooled. On the other hand, the air passage (air-curtain) or air-flow (air-flow) is formed has the effect that the heat of the oven cavity is not transmitted to the outer side plate.

In the present invention, the upper side of the side plate is formed with an air guide for guiding the air introduced from the front into the electrical equipment room. Therefore, since the electric components inside the electric compartment are cooled by the cooled air in front, there is an advantage that the cooling efficiency is improved to prevent malfunction and failure of the electric oven.

Claims (5)

delete An oven cavity forming a space for cooking food, an electrical equipment room in which a plurality of electrical components are installed, a side plate forming a side exterior, a front plate forming a front exterior, and one end of the front plate are rotatable. An electric oven having a door installed to selectively open and close the inside of the oven cavity, and a side trim formed to protrude laterally from a side end of the front plate; A front inlet is formed at one side of the front plate and the front inlet air is introduced, and an air passage is formed between the side plate and the side of the oven cavity, through which the air flowing through the front inlet is formed. Cooling system of type electric oven. The cooling system of the built-in type electric oven of claim 2, wherein an air guide is formed at an upper end of the side plate to guide the air introduced from the front into the electric compartment. The system of claim 3, wherein the air guide is bent laterally from the front end of the side plate. 5. The cooling system of claim 3, wherein the air guide guides the air introduced through the front suction port into the electric compartment. 6.

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