KR20030061972A - Heat blocking structure of toaster panel for microwave oven having toaster - Google Patents

Abstract

PURPOSE: A heat insulation structure is provided to protect the outer surface of the microwave oven corresponding to the toaster part from heat, while reducing manufacturing costs. CONSTITUTION: A heat insulation structure comprises a toaster panel(32) forming an outer front surface of a toaster(30), and which has a through hole(35) which is open/shut by a toaster door(40); a protector(65) having an edge mounted on the edge of the through hole of the toaster panel, and a through hole(65') penetrating through the center of the protector, wherein the protector is formed of a heat insulation material; and a toaster front(60) mounted in the through hole of the protector and at the front surface of the bread toasting space. The toaster panel has a plurality of slots(36), and a stopper protrusion(37) is formed at the surface of the slot so as to be coupled with a stopper groove(68) formed at the protector.

Description

Heat blocking structure of toaster panel for microwave oven having toaster}

The present invention relates to a toaster combined microwave oven, and more particularly, to a toast panel heat insulation structure of a toaster combined microwave oven to prevent heat from being generated inside the toaster to the toast panel constituting the front of the microwave oven.

A general microwave oven is an apparatus for heating a heating object using a microwave. Looking at the configuration, the cooking chamber 2 is provided inside the cavity assembly (1), the cooking chamber 2 is cooking while heating the food is supplied, the cooking chamber 2 is configured to be opened and closed by the door (4). .

On the one side (right side in the drawing) of the cooking chamber 2, an electrical equipment chamber 10 in which various electronic components for generating microwaves is provided is provided, and the electrical equipment chamber 10 is formed by an external casing 6. It is configured to be shielded. Inside the electric compartment 10, a magnetron 12 for oscillating microwaves, a high pressure transformer 14 for applying high pressure to the magnetron, and an air flow for cooling the electric parts and passing through the inside of the cooking chamber 2. A blowing fan 16 or the like for forming the air is provided.

Such a microwave oven is not suitable for performing a function as a toaster for baking bread because heating is performed using microwaves. In the microwave oven which is an apparatus for heating food, it is natural that it is more preferable to have a toaster function which can bake bread.

In order to meet such a demand, a microwave oven in which a toaster is provided such that an inlet is provided in front of the microwave oven corresponding to the front surface of the electric compartment 10 has been disclosed.

However, the prior art as described above has the following problems.

Since the toaster is formed to be exposed to the front of the microwave oven, heat generated inside the toaster is transferred to the appearance of the microwave oven corresponding to the front of the toaster. In general, the heat generated inside the toaster is more than 120 ℃ has a problem that the appearance of the microwave oven corresponding to the toaster is damaged.

In order to solve this problem, the exterior of the microwave oven corresponding to the front of the toaster should be formed of a heat resistant material. However, when the heat-resistant material is used as the appearance of the microwave oven, there is a problem that the material cost increases. In addition, if the heat-resistant material is used only on the part corresponding to the front side of the toaster, the design of the appearance of the entire microwave oven is deteriorated.

Therefore, an object of the present invention is to solve the problems of the prior art as described above, so that the appearance corresponding to the toaster of the microwave oven with the toaster is not damaged by heat generated in the toaster.

Another object of the present invention is to reduce the manufacturing cost of the microwave oven toaster combined.

Another object of the present invention is to improve the appearance design of the microwave oven toaster combined.

1 is an exploded perspective view showing the internal configuration of a typical microwave oven.

Figure 2 is an exploded perspective view showing a configuration of a toaster combined microwave oven having a toaster panel insulation structure according to the present invention.

Figure 3 is an exploded perspective view showing the configuration of a toaster having a toaster panel insulation structure of the embodiment of the present invention.

4 is a partial cross-sectional view showing the main portion of the embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

20: Cavity Assembly 21: Front Plate

22: cooking room 23: battlefield

24: kitchen door 25: handle

27: Outcase 30: Toaster

32: toaster panel 33: mounting ring

34: hinge hole 35: through hole

36: Insertion Slot 40: Toaster Door

41: door panel 42: hinge pin

43: handle 50: toaster case

51: case front plate 52: entrance

53: case back plate 53 ': spring hanger

54: moving slot 60: toaster front

62: entrance 64: lever slot

65: protector 65 ': through air

66: inner wall 67: insertion piece

70: tray support 72: bushing

74: bread tray 76: connecting lever

77: spring hanger 79: spring

80: heater 90: breadboard

92: pedestal handle

According to a feature of the present invention for achieving the object as described above, the present invention includes a cooking chamber for cooking food, and an electrical equipment room in which electrical components for supplying a heat source for heating to the cooking chamber are installed. In the microwave oven to which the toaster is installed in the electrical equipment room exposed to one side of the front surface of the yarn; A toaster panel which forms a front appearance of the toaster and penetrates through the center to be opened and closed by a toaster door, and an outer edge thereof is mounted at an edge of the through part of the toaster panel and penetrates through the center thereof. It is configured to include a protector formed of a heat insulating material, and a toaster front mounted on the front of the space where the bread is baked and seated in the through part of the protector.

A plurality of insertion slots are formed in the forming direction of the through hole surrounding the edge of the through hole of the toaster panel, and the insertion slot has a hook protrusion having an inclined surface so that a part thereof protrudes into the inside of the insertion slot. Extending to the rear end of the protector is inserted into the insertion slot is formed an insertion piece which is engaged with the hook projection.

The insertion piece is formed with an insertion groove in which the hook protrusion is seated at a position corresponding to the hook protrusion.

According to the insulation structure of the toaster panel of the electronic toaster combined with the above-mentioned structure, the heat generated inside the toaster case is not transferred to the toaster panel constituting the exterior of the toaster, so that various materials can be selected. The advantage is that the protector for the insulation on the panel can be mounted more simply.

Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the toaster panel heat insulation structure of a toaster combined microwave oven according to the present invention will be described in detail.

Figure 2 is an exploded perspective view showing the configuration of a microwave oven toaster combined with a preferred embodiment of the toaster panel insulation structure according to the present invention. As shown in the drawing, the cooking chamber 22 is formed at one side of the cavity assembly 20, and the electrical equipment chamber 23 is formed at the other side of the cavity assembly 20. Inside the cooking chamber 22, cooking using mainly microwaves is performed. Various electrical components for oscillating the microwave are installed in the electrical equipment room 23. Reference numeral 21 is a front plate.

The cooking chamber 22 is selectively opened and closed by the cooking chamber door 24. The cooking door 24 is closed in close contact with the front plate 21 to shield the inside of the cooking chamber 22 from the outside. Reference numeral 25 is a handle for opening and closing the cooking chamber door 24.

Meanwhile, the outer case 27 shields the cavity assembly 20 and the electric compartment 23. The outer case 27 forms the upper surface and both side appearances of the microwave oven in this embodiment.

The toaster 30 is installed inside the electric compartment 23 so as to penetrate the front plate 21 and positioned at the front of the microwave oven. The configuration of the toaster 30 will be described in detail with reference to FIG. 3.

The toaster panel 32 forms the front appearance of the toaster 30. The outer surface of the toaster panel 32 is formed of the same material as the outer surface of the cooking chamber door 24, and the front outer shape thereof is continuous with the outer surface of the cooking chamber door 24 as shown in FIG. 2. It is formed to achieve. A mounting ring 33 for mounting to the front plate 21 is formed along the rear end of the toaster panel 32. A hinge hole 34 into which the hinge pin 42 of the toaster door 40 to be described below is inserted is formed at the bottom of the toaster panel 32.

Through the toaster panel 32, a substantially rectangular through hole 35 is formed vertically long. A plurality of insertion slots 36 are formed at predetermined intervals so as to face the front of the toaster panel 32 surrounding the edge of the through part 35. A hook protrusion 37 is formed on the inner side of the insertion slot 36. An inclined surface 37 ′ is formed in the hook protrusion 37 so that the cross-sectional area of the insertion slot 36 is gradually narrowed from the inlet of the insertion slot 36 to the inside thereof. The tip of the hook protrusion 37 forms a plane.

The toaster panel 32 is provided with a toaster door 40. The door panel 41 constituting the exterior of the toaster door 40 is also formed of the same material as the exterior of the toaster panel 32 and forms a continuous surface. A hinge pin 42 is inserted into the hinge hole 34 at a lower end of the door panel 41 and serves as a rotation center of the toaster door 40. The handle 43 for handling the toaster door 40 is integrally formed on the front upper portion of the door panel 41. The toaster door 40 has a center of gravity closer to the handle 43 than the hinge pin 42.

The toaster case 50 is installed at the rear side of the toaster panel 32. The toaster case 50 is coupled to the toaster panel 32 through one side of the front plate 21 corresponding to the front surface of the electrical equipment room 23. The toaster case 50 is made of metal and forms a space for baking bread therein.

The front surface of the toaster case 50 is formed of a metal case front plate 51. The case front plate 51 is formed with an inlet 52 through which bread is introduced into and out of the toaster case 50. The back surface of the toaster case 50 is formed of a metal case back plate 53. A spring hook 53 'is formed at a lower portion of the case rear plate 53 to extend rearward. Reference numeral 54 is a moving slot.

The toaster front 60 is mounted on the case front plate 51 and is located inside the toaster panel 32 and is formed of a metal material. The toaster front 60 is exposed to the outside when the toaster door 40 is opened, and a plurality of rectangular inlets 62 are formed side by side. The inlet 62 communicates with the inlet 52 of the case front plate 51. Reference numeral 64 is a lever slot.

A protector 65 is installed in the gap between the toaster front 60 and the toaster panel 32. The protector 65 is formed of an insulating material and is opened from the toaster front 60 to the toaster panel 32. It blocks the delivery. The protector 65 is formed such that the outer circumference of the protector 65 is in close contact with the inner circumferential surface of the through hole 35 of the toaster panel 32.

The through part 65 ′ is formed at the center of the protector 65. An inner wall 66 having a predetermined width surrounding the inner circumferential surface of the through part 65 'is formed to have a predetermined length toward the rear. In the rear end of the inner wall 66, insertion pieces 67 are formed at positions corresponding to the insertion slots 36, respectively. As shown in FIG. 4, the insertion piece 67 is provided with a hook groove 68 on which the hook protrusion 37 is seated.

The tray support 70 is installed inside the toaster case 50. Bushings 72 are installed at both ends of the tray support 70, and the bushing 72 is seated in the movable slot 54 of the toaster case 50 to support the tray support 70. The bread tray 74 is provided on the tray support 70 so that the bread stands vertically. The bread tray 74 is provided with a number corresponding to the inlet 62 is protruded a predetermined length to the outside through the inlet 62 at the time of opening the toaster door 40.

On the other hand, one end of the connecting lever 76 is rotatably connected to the bushing 72 and the other end is rotatably connected to the toaster door 40. One end of the spring 79 is connected to one end of the connection lever 76, that is, one end connected to the bushing 72. The other end of the spring 79 is hooked to the spring hanger 53 'of the toaster case 50. The spring 79 exerts an elastic force to pull the connecting lever 76 toward the rear end of the movable slot 54.

Inside the toaster case 50, a heater 80 for generating heat for baking bread is installed. The heaters 80 are respectively installed at positions corresponding to both sides of the bread so as to apply heat to both sides of the bread.

Through the lower part of the toaster panel 32, the breadcrumb 90 is installed in the toaster case 50 so as to be pulled in and out of the drawer type. A pedestal handle 92 is provided at the tip of the breadcrumb 90, and the pedestal handle 92 is seated in a space between the hinge pins 42 of the toaster door 40. The pedestal handle 92 is also formed of the same material as the door panel 41.

Hereinafter, the operation of the toaster panel insulation structure of the toaster combined microwave oven according to the present invention having the configuration as described above will be described.

First, it will be described that the protector 65 is mounted on the toaster panel 32. The protector 65 is seated in the through part 35 of the toaster panel 32. The insert piece 67 is inserted into the insert slot 36 formed around the edge of the through part 35. do.

That is, the insertion piece 67 of the protector 65 is inserted into the insertion slot 36 in front of the toaster panel 32. The insertion piece 67 is inserted into the insertion slot 36 while the tip thereof is guided along the inclined surface 37 'of the hanging protrusion 37 to push the hook protrusion 37 to elastically deform. And when the insertion piece 67 is completely inserted into the insertion slot 36, the hook projection 37 is seated in the hook groove 68, the hook projection 37 is restored to a circular shape, the insertion piece 67 ) Is not removed from the insertion slot (36).

In this state, when the toaster front 60 is fastened to the back surface of the toaster panel 32 by mounting the toaster case 50 mounted on the case front plate 51, the toaster front 60 is shown in FIG. 4. Likewise, it is seated in the through part 65 ′ of the protector 65.

Therefore, the protector 65 is interposed between the toaster front 60 made of metal and the toaster panel 32 made of synthetic resin (ABS resin), and heat is transferred from the toaster front 60 to the toaster panel 32. It serves to block it.

It will be described that the toaster combined use microwave oven having the heat insulation structure of the toaster panel 32 as described above is operated. First, the bread is inserted into the bread tray 74 inside the toaster case 50 so that the bread is inserted by closing the toaster door 40. When the toast function is selected in such a state, the heater 80 generates heat to bake the bread.

At this time, the heat generated from the heater 80 is used to bake bread, but a lot of heat is transferred to the toaster case 50. In particular, a large amount of heat is transmitted from the toaster case 50 to the toaster front 60 by the airflow generated from the heat radiating fan (not shown in FIG. 2) installed at the rear of the electric compartment 23. However, the heat transferred to the toaster front 60 is not transferred to the toaster panel 32 by the protector 65.

Within the scope of the basic technical idea of the present invention as described above, many other modifications are possible to those skilled in the art, and the present invention should be construed by the appended claims. .

According to the toaster panel insulation structure of the microwave oven toaster combined according to the present invention as described above in detail, the heat generated inside the toaster is not transmitted to the toaster panel forming the appearance of the microwave oven. Therefore, the wider selection of materials forming the toaster panel is possible to form a relatively inexpensive and diverse and luxurious appearance.

And in the present invention, the protector which is insulated between the toaster panel and the toaster front is fixed by the insertion piece is inserted into the insertion slot of the toaster panel. Therefore, the mounting work of the protector is made simply without a separate tool has the effect of improving the workability of the assembly work.

In addition, the hook protrusion of the toaster panel is formed to protrude to the inside of the insertion slot, the hook groove formed in the insertion piece of the protector is inserted there is also an advantage that the mounting state of the protector is firm.

Claims (3)

In the microwave oven having a cooking chamber for cooking food, and an electrical equipment chamber is installed, the electrical component for supplying a heat source for heating to the cooking chamber, the toaster is installed in the electrical equipment room exposed to one side of the front of the electrical equipment room; A toaster panel which forms a front appearance of the toaster and penetrates through the center thereof and opens and closes by a toaster door; A protector having an outer surface edge mounted at an edge of the through part of the toaster panel and having a through part through a center thereof and formed of an insulating material; Toaster panel heat insulation structure of the microwave oven toaster combined with the protector, characterized in that it comprises a toaster front seated on the front of the space to be baked in the protector. The hook of claim 1, wherein a plurality of insertion slots are formed in a direction of formation of the through-holes surrounding the edges of the through-holes of the toaster panel, and the insertion slots have an inclined surface to protrude a portion thereof. The projection is formed, the toaster panel heat insulation structure of the microwave oven toaster, characterized in that the insertion portion which is inserted into the insertion slot is coupled to the hook projection is extended to the rear end of the protector is formed. The toaster panel heat insulating structure of a microwave oven of claim 2, wherein the insertion piece has an insertion groove in which the hanger is seated at a position corresponding to the hanger.