KR100424586B1 - Heater assembly of microwave oven having toaster - Google Patents

Abstract

The present invention relates to a heater assembly of a toaster combined use microwave oven. Heater assembly 80 of the present invention is largely composed of a plate heater 82 and the supporter 85. The plate heater 82 is formed in a rectangular plate shape, and hanger slots 82 'are formed at predetermined intervals at the front and rear ends thereof, respectively. At the front and rear ends of the plate heater 82, mounting pieces 83 and 83 'for fixing the plate heater 82 are formed to protrude. The supporter 85 is provided with a hanger portion 86 at both ends thereof mounted on the hanger slot 82 ′, and the spacer portion 87 is formed to be supported by the surface of the plate heater 82. The spacers 87 support the two sides of the bread B, respectively, of the plate heaters 82 adjacent to each other so that the distance between the two surfaces of the bread B and the surface of the plate heater 82 is kept constant. . According to the present invention as described above, the gap between the bread B and the plate heater 82 is maintained accurately, so that both sides of the bread B are uniformly baked, and the bread B is easily and smoothly taken out. .

Description

Heater assembly of microwave oven with toaster

The present invention relates to a microwave oven for a toaster, and more particularly, to a heater assembly including a plurality of plate heaters facing each other in a toaster of a microwave oven for a heater.

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 so that an inlet is provided in the front of the electric compartment 10 has been disclosed. In the toaster, the heater is installed to correspond to both sides of the bread while the sliced bread is upright.

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

In order to bake the bread in the toaster, plate heaters are installed at predetermined intervals, and the bread is placed between the heaters. However, if the bread is not accurately positioned between the heaters, the bread is not uniformly heated due to the gap between the heater and the bread, and a relatively close surface of the heater is burned and the far side of the heater is less baked. .

In addition, if the bread is not positioned correctly between the heaters in the toaster, there is a problem in that the tip of the bread is not caught out of the entrance of the toaster when the bread is withdrawn.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, so that the distance between the heater and the bread in the microwave oven for toaster is maintained accurately.

Another object of the present invention is to further simplify the configuration of the heater assembly used in the toaster.

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

Figure 2 is an exploded perspective view showing the configuration of a microwave oven toaster with a preferred embodiment of the heater assembly according to the present invention.

Figure 3 is an exploded perspective view showing the configuration of a toaster having a heater assembly of the embodiment of the present invention.

4 is a plan view showing a plate heater constituting an embodiment of the present invention.

5 is a perspective view showing a supporter constituting an embodiment of the present invention.

6 is a 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: hinged hole 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: inlet 64: lever slot

70: tray support 72: bushing

74: bread tray 76: connecting lever

77: spring hanger 79: spring

80: heater assembly 82: plate heater

83,83 ': Mounting piece 84: Terminal

85: supporter 86: hanger

87: spacer 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; Plate heaters are formed in a plate shape and a plurality of the plate heaters are set up and installed inside the toaster at predetermined intervals, and are mounted on the surface of the plate heater to maintain a distance between the bread inserted into the toaster and the surface of the plate heater. And a supporter formed by bending one wire, and a plurality of hook slots on which both ends of the supporter are formed are formed at both ends of the plate heater.

The supporter is provided with a hook portion that is hooked to the hook slot at both ends thereof, a plurality of spacers are supported on the surface of the plate heater at predetermined intervals, the hook portion and the spacer is bent in the same direction Is formed.

Mounting pieces protrude from the front and rear ends of the plate heater, respectively, and the mounting pieces are inserted into and fixed to the front and rear ends of the toaster case.

Hook slots are formed on both sides of the mounting piece formed at the tip of the plate heater.

According to the present invention having such a configuration, the gap between the plate heater and the bread can be maintained more accurately, so that the bread is baked uniformly, and the operation of entering and exiting the toaster of the bread becomes more reliable.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the heater assembly of the microwave oven toaster combined 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 equipped with a preferred embodiment of the heater assembly 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 exterior of the toaster panel 32 is formed of the same material as that of the cooking chamber door 24, and the front surface of the toaster panel 32 is formed to have a continuous surface as shown in FIG. 2. A mounting ring 33 for mounting to the front plate 21 is formed along the rear end of the toaster panel 32. Reference numeral 34 is a hinge hole.

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 toaster door 40 is configured such that the upper end is rotated about the lower end thereof, and the handle 43 for the handling of the toaster door 40 is integrally formed at the upper front of the door panel 41.

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.

A case front plate 51 forms the front surface of the toaster case 50. The case front plate 51 is formed with an inlet 52 through which bread is introduced into and out of the toaster case 50. A case rear plate 53 forms a rear surface of the toaster case 50. A spring hook 53 'is formed at a lower portion of the case rear plate 53 to extend rearward. The case back plate 53 is provided with a plurality of heater slots 53s into which the rear end mounting pieces 83 'of the plate heater 82 to be described below are inserted at predetermined intervals.

Moving slots 54 are formed at both ends of the lower portion of the toaster case 50 so as to penetrate from the front end toward the rear end. The bushing 72 to be described below is guided and moved along the movable slot 54.

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. On both sides of the front lower end of the toaster front 60, the lever slot 64 through which the connection lever 76 to be described below is formed is formed long and vertically.

For reference, a protector 65 is installed in the gap between the toaster front 60 and the toaster panel 32. The protector 65 is formed of a heat insulating material, and the toaster panel 32 in the toaster front 60 is formed. To prevent heat transfer.

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 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. The connection lever 76 protrudes forward of the toaster front 60 through the lever slot 64.

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 assembly 80 generating heat for baking bread is installed. The heater assembly 80 is largely composed of a plate heater 82 and the supporter 85.

The plate heater 82 is formed in a substantially rectangular plate shape as shown in FIG. 4, and is composed of three silicon plates and a heating wire. A heating wire is wound around one silicon plate, and one sheet of silicon plate is tightly coupled to both surfaces of the silicon plate on which the heating wire is wound to form one plate heater 82. The plate heater 82 is provided with a plurality of hanger slots 82 'for installing the supporter 85. The hook slots 82 'are formed in pairs at the front and rear ends of the plate heater 82, respectively.

The front end mounting piece 83 and the rear end mounting piece 83 'protrude from the front and rear ends of the plate heater 82, respectively. The front end mounting piece 83 is hooked on the rear surface of the case front plate 51, and the rear end mounting piece 83 'is inserted into a heater slot 53s of the case back plate 53, and the plate heater 82 ) Will be fixed. In addition, the rear mounting piece 83 'is provided with a terminal 84 for electrically connecting a heating wire and a power source. The hanger slot 82 'is positioned at both ends of the tip mounting piece 83. This is to make the installation of the supporter 85 more stable.

The supporter 85 is formed by bending one wire, and its shape is well illustrated in FIG. 5. The supporter 85 is formed in a rectangular shape having a length corresponding to the length from the front end to the rear end of the plate heater 82 by bending the wire.

Both ends of the supporter 85 are provided with a hook portion 86 that is hooked to the hook slot 82 '. A plurality of spacers 87 are formed in the supporter 85. The spacer portion 87 is in close contact with the surface of the plate heater 82 to form a constant space between the supporter 85 and the plate heater 82 so that the interval between the plate heater 82 and the bread B is constant. To be maintained. Here, the hook portion 86 and the spacer portion 87 have the same direction of formation.

Here, the length relationship between the supporter 85 and the plate heater 82 will be described with reference to FIGS. 4 and 5. The distance b between the inner side of the hanger slot 82 'at both ends of the plate heater 82 is smaller than or equal to the distance c between the inner side of the hanger 86 formed at both ends of the supporter 85. The distance d between the front end and the rear end of the plate heater 82 excluding the mounting pieces 83 and 83 ′ is greater than the distance e between the outside of the hook portion 86 of the supporter 85. Formed equally. The difference between the distances e and c is here by twice the thickness of the wire forming the supporter 85.

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 heater assembly of the microwave oven toaster according to the present invention having the configuration as described above will be described.

In the heater assembly 80 of the present invention, a plurality of supporters 85 are mounted on the plate-shaped plate heater 92. The supporter 85 is provided with hooks 86 at both ends thereof hooked to hook slots 82 'formed at the front and rear ends of the plate heater 92, respectively. At this time, the supporter 85 is stably mounted to the plate heater 92 by the relationship of the distances b, c, d, and e.

Of course, the distance d between the front end and the rear end of the plate heater 82 is greater than or equal to the distance e between the hook portions 86 at both ends of the supporter 85. It needs to be slightly bent and elastically deformed. In particular, hanger slots 82 'are formed on both sides of the tip mounting piece 83 formed at the tip of the plate heater 82, so that the installation state of the supporter 85 becomes more stable.

On the other hand, the plate heater 82 is equipped with a supporter 85 as described above, a plurality of the vertical to the inside of the toaster case 50 at a predetermined interval. In this embodiment, three plate heaters 82 are provided to bake two pieces of bread B at the same time. Here, the support plate 85 is mounted on both sides of the plate heater 82 installed in the middle.

Here, the intervals between the supporters 85 respectively installed in the adjacent plate heaters 82 are slightly larger than the thickness of the bread B, as shown in FIG. 6. Therefore, the bread B inserted between the plate heaters 82 has a predetermined distance from the plate heaters 82 facing each surface while both surfaces thereof are supported by the supporter 85. As such, when the distance between the bread B and the plate heater 82 is kept constant, both surfaces of the bread B are baked uniformly.

And when the bread (B) is supported by the supporter 85 and is erected vertically correctly, the front end of the bread (B) in the process of drawing out the baked bread (B) is smoothly caught without the case front plate 51 Will be able to move.

Next, in the embodiment of the present invention, a total of eight supporters 85 are used, regardless of the position where the plate heater 82 is mounted, all have the same shape. Therefore, the number of molds for manufacturing the supporter 85 may be minimized.

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. .

The heater assembly of the microwave oven according to the present invention as described in detail above was equipped with a supporter on the surface of the plate heater to accurately maintain the gap between the bread and the heater. Therefore, the effect that both sides of the bread are uniformly heated and baked can be obtained.

And since the bread is supported by the supporter inside the toaster and inserted at the correct position, the bread can be accurately drawn out when the bread is baked and taken out, especially in the structure in which the bread is drawn out in conjunction with the opening and closing of the toaster door. It can be improved.

In addition, the plurality of supporters used in the present invention are all the same shape can be produced in a single mold, and the supporter and the plate heater can be fastened without a separate fastener or tool to improve the workability of the assembly work is reduced manufacturing cost The effect can be obtained.

Claims (5)

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 plate heater formed in a plate shape and a plurality of which are built up inside the toaster at predetermined intervals, And a supporter installed on the surface of the plate heater to maintain a distance between the bread inserted into the toaster and the surface of the plate heater and to bend one wire. Both ends of the plate heater is a heater assembly of the toaster combined microwave oven, characterized in that a plurality of hanger slots for supporting the supporter is formed. delete According to claim 1, The supporter has a hook portion is formed on both ends of the hook slot is formed, a plurality of spacers are supported on the surface of the plate heater at the predetermined intervals, the hook portion and the spacer Heater assembly of the microwave oven toaster is characterized in that the bending is formed in the same direction. The heater of claim 1 or 3, wherein the front and rear ends of the plate heater protrude from each other, and the mounting pieces are inserted into and fixed to the front and rear ends of the toaster case. Assembly. 5. The heater assembly according to claim 4, wherein hook slots are formed on both sides of the mounting piece formed at the tip of the plate heater.