KR20000003832U - Outer panel assembly device of microwave oven - Google Patents

Abstract

In the microwave oven, the outer panel assembly apparatus according to the present invention, the front panel 20, the back panel 30 and the base panel 40 are respectively coupled to the front and rear and bottom of the cavity 10, the cavity 10 In the microwave oven having an outer panel which is formed inside and outside the cooking chamber 50 and the machine room 60, and covers the outside of the cavity 10 and the machine room 60 detachably, the outer panel, The main outlet panel 200 simultaneously covering the upper and one side portions of the cavity 10 and the upper portion of the machine room 60 with respect to the front panel 20 and the back panel 30, and the front panel 20. ) And the sub-out panel 210 covering only one side of the machine room 60 between the back panel 30 and the back panel 30, respectively, so that the microwave oven is moved to a position where a worker can easily work. After separating the auxiliary outlet panel 210 only in the machine room 60 The electronic components can be easily inspected and replaced, which not only simplifies the work process but also shortens the working time.

Description

Outer panel assembly device of microwave oven

The present invention relates to an apparatus for assembling an outer panel of a microwave oven, and more particularly, only an outer panel corresponding to a machine chamber side is separated at a predetermined position without moving the microwave during A / S repair of electronic parts housed in a microwave oven. The present invention relates to an outer panel assembly apparatus for a microwave oven, which shortens repair time.

In the conventional microwave oven, as shown in FIGS. 1 and 2, the front panel 20, the back panel 30, and the base panel 40 are coupled to each other at the front and back sides and the bottom of the cavity 10. On the left) front, a cooking chamber 50 having a front opening for accommodating heating of food F is formed, and the front panel 20 and the back panel 30 with respect to the outside of the cavity 10 are formed. The other side (right side) in the interval between the machine chamber 60 is formed in a predetermined area to accommodate the electronic components, the bottom of the cooking chamber 50, the turntable 70 to evenly heat the food (F) placed on the top evenly. ) Is freely installed.

The high pressure transformer 80 is installed on the upper surface of the base panel 40 with respect to the inside of the machine room 60 to generate a high pressure. The cavity 10 is mounted on the inside of the machine room 60. The magnetron 90 is installed on the outer wall of the high voltage transformer 80 to generate a high frequency by applying the high voltage power of the high voltage transformer 80. The magnetron is disposed on the outer wall and the upper surface of the cavity 10 with respect to the inside of the machine room 30. The waveguide 100 is connected to guide the high frequency generated by the oscillation drive of the 90 to be injected into the cooking chamber 50.

The inner wall of the back panel 30 with respect to the inside of the machine room 60 is driven when the power is applied by the high-voltage transformer 80 while forcibly introducing outside air into the inside of the machine room 60 is generated during product operation The blower 110 is installed to cool the heat (waste heat).

A plurality of inlets 11 are formed at one side of the side wall (right side) of the cavity 10 so that air from the machine room 60 is introduced into the cooking chamber 50, and the cavity in which the inlet 11 is formed ( The outer wall of the 10 is provided with a duct 120 for guiding the air generated by the operation of the blowing means 110 to easily enter the interior of the cooking chamber 50 from the machine room 60, the cavity 10 On one side of the side wall (left), a plurality of outlets 12 are formed so that air circulated in the cooking chamber 50 is discharged to the outside of the cooking chamber 50 together with heat and smell generated during cooking.

A control box 130 for controlling a product is installed at a position corresponding to the machine room 60 with respect to one side of the front panel 20, and corresponding to the cooking chamber 50 with respect to one side of the cavity 10. The door 140 which opens and closes the opening of the cooking chamber 50 by the opening / closing method is provided in the position.

Electrons disposed on the upper and both sides of the front panel 20 and the back panel 30 to cover the upper and both sides, or disposed inside the machine room 60 and the outer top and side walls of the cavity 10. The outer panel 150 is detachably installed to repair parts.

That is, the outer panel 150 has an upper surface 151 covering the upper part of the cavity 10 and the machine room 60 with respect to the front panel 20 and the back panel 30 therebetween. In order to cover the left side wall of the cavity 10 and the right side of the machine room 60 with respect to the front panel 20 and the back panel 30 on the left and right sides thereof, from both ends of the upper side surface 151 downward. It consists of the left and right side surfaces 152 and 153 which are integrally bent at right angles.

At this time, the flange surface 154 integrally bent at right angles inward to closely contact the upper and both side edges of the back panel 30 at the rear ends of the upper side 151 and the left and right sides 152 and 153. ) Is formed, and the flange surface 154 is located to correspond to the plurality of screw holes 31 formed at regular intervals in the back panel 30, so that each of the plurality of coupling screws 160 through the coupling Screw through holes 155 are formed respectively.

However, the microwave oven according to the related art has an electronic component installed in the machine room 60, that is, a high voltage transformer 80, a magnetron 90, a blower 110, and a circuit arrangement disposed on the rear side of the control box 130. In order to check and replace the A / S repair center, the back panel 30 of the microwave oven is positioned in front of the operator as shown in FIG. 1, and then the back panel 30 and the outer panel 150 are coupled in various directions. Loosen the tightening screws 160 distributed and tightened, and then separate the outer panel 150 upward as shown in FIG. 2, and at the same time, turn the machine room 60 back to the front of the operator to suit the working conditions. The electronic components that are likely to fail must be inspected and replaced, and they must be reassembled by the reverse operation described above.

If the microwave oven breaks down under these working conditions, unfasten or tighten each of the fastening screws 160 connecting the outer panel 150 and the back panel 30 to each other. Since it has to be moved several times, the A / S repair work has a problem that the process is complicated and takes a lot of time.

Therefore, the present invention has been made to solve the above problems, and the object of the present invention is to easily inspect and check the electronic parts in the machine room by separately separating only a part of the outer panel after moving the microwave oven to a location where a worker can work. The present invention provides an apparatus for assembling an outer panel of a microwave oven to simplify the work process and to shorten the work time so that it can be replaced.

Outer panel assembly apparatus of the microwave oven according to the present invention made to achieve the above object, the front panel, the back panel and the base panel are respectively coupled to the front and rear and bottom of the cavity, the cooking chamber and the machine room inside and outside the cavity And an outer panel for detachably covering the outside of the cavity and the machine room, wherein the outer panel is formed between the upper and one side portions of the cavity and the machine room with respect to the front panel and the back panel. The main outlet panel covering the upper part at the same time, and the auxiliary outlet panel covering only one side of the machine room with respect to the front panel and the back panel are characterized in that each is installed.

1 is a perspective view showing the rear side of a conventional microwave oven,

2 is a perspective view illustrating a state in which an outer panel is separated from a microwave oven according to the related art;

3 is a perspective view showing a state in which a part of the outer panel is separated from the microwave oven according to the present invention,

Figure 4 is a cross-sectional view showing a coupling state of the outer panel and the side wall of the microwave oven according to the present invention.

Explanation of symbols on the main parts of the drawings

10: cavity 20: front panel

21: fitting protrusion 30: back panel

31: screw hole 40: base panel

50: cooking chamber 60: machine room

160: tightening screw 200: main outlet panel

210: auxiliary outer panel 211: front contact surface

212: rear contact surface 213: fitting hole

214: long hole

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

For reference, the same configuration and the same reference numerals for the same configuration as the conventional configuration in Figures 3 and 4 of the present invention, a detailed description thereof will be omitted.

The outer panel assembling apparatus of the microwave oven according to the present invention has one side surface (left side surface) of the cavity 10 with respect to the front panel 20 and the back panel 30 as shown in FIGS. 3 and 4. Side of the main room panel 200 having a top and one side wall to cover the top and upper surfaces of the machine room 60 and the front panel 20 and the back panel 30. It is comprised by the auxiliary outlet panel 210 which covers the (right side).

That is, the auxiliary outer panel 210, the front and rear contact surfaces 211 and 212 are in close contact with each other in the longitudinal direction with respect to the rear side of the front panel 20 and the back panel 30, respectively. It is bent at right angles in the inward direction, and the fitting holes 213 are fitted to the upper and lower sides of the front contact surface 211 so as to correspond to the fitting protrusions 21 respectively protruding from the upper and lower sides of the rear panel. Is formed on one side of the rear contact surface 212 is located to correspond to the screw hole 31 formed on one side of the back panel 30 and at the same time through the screw hole 31 and the screw hole 31 and The long hole 214 is formed to be connected.

Next, the operation and effects of the present invention constructed as described above will be described.

A / S repair of the electronic components installed in the machine room 60, that is, the high voltage transformer 80, the magnetron 90, the blower 110 and the control box 130 in the rear of the microwave oven due to the failure of the microwave oven. In order to check and replace at the center, first, as shown in FIG. 3, the machine room 60 is moved to a position where a worker is able to work, and then the lower contact surface 212 of the sub-out panel 210 is placed at a lower end thereof. While fully releasing one of the fastening screws 160 positioned, the auxiliary outlet panel 210 is pulled to the rear side.

Accordingly, the fitting holes 213 respectively formed on the upper and lower sides with respect to the front contact surface 211 of the auxiliary outlet panel 210 are simultaneously formed from the fitting protrusions 21 protruding on the upper and lower sides of the rear side of the front panel 20, respectively. By separating, the side of the machine room 60, which has been closed by the auxiliary outlet panel 210, is opened and at the same time, the electronic components installed in the machine room 60 are exposed to the outside.

At this time, the operator checks and replaces the electronic component that is expected to fail through the side of the machine room (60).

On the other hand, when the A / S repair of the electronic parts in the machine room 60 is completed, the operator directs the front contact surface 211 of the auxiliary outlet panel 210, which has been separated, to the front panel 20 and at the same time, the auxiliary outlet. After the rear contact surface 212 of the panel 210 faces the back panel 30, the fitting protrusion 21 formed in the front panel 20 is fitted with the fitting hole 213 formed in the front contact surface 211. ) Are fitted to each other so as to engage each other, and the rear contact surface 212 is in close contact with the rear surface of the back panel 30.

At this time, the one long hole 214 formed in the rear contact surface 212 is automatically matched to the screw hole 31 formed in the back panel 30, the operator has a rear contact surface ( It is inserted into the long hole 214 at the rear side of 212 to coincide with the screw hole 31 and tightened to complete screwing the rear contact surface 212 and the back panel 30.

Therefore, when the electronic parts in the machine room 60 A / S repairs, it is possible to separate and assemble by the engaging action of the auxiliary outlet panel 210 and one fastening screw 160, so that several fastening screws 160 as in the prior art It can shorten the working time when loosening or tightening all the parts).

Also, when repairing electronic parts in the machine room 60, the machine room 60 can be operated in a state in which the machine room 60 is moved only in one direction suitable for the work condition. It is possible to reduce the number of processes generated by moving from time to time as appropriate.

As described above, the outer panel assembly apparatus of the microwave oven according to the present invention has a structure that can be separated and assembled by a locking action and one fastening screw of the auxiliary outlet panel when the A / S is repaired in the machine room. Since the conventional method, it is possible to shorten the working time when loosening or tightening all the tightening screws as in the prior art.

In addition, when repairing electronic parts in the machine room, the machine room can be moved only in one direction that is suitable for the working conditions. It is effective to reduce the number of processes generated at one time.

Claims (3)

The front panel 20, the back panel 30, and the base panel 40 are coupled to the front, rear, and bottom of the cavity 10, respectively, and the cooking chamber 50 and the machine chamber 60 inside and outside the cavity 10. In the microwave oven having an outer panel which covers the outside of the cavity 10 and the machine room 60 detachably, The outer panel, A main out panel 200 simultaneously covering the upper and one side portions of the cavity 10 and the upper portion of the machine room 60 with respect to the front panel 20 and the back panel 30; Outer panel assembly apparatus for a microwave oven, characterized in that divided between the front panel 20 and the back panel 30 divided into an auxiliary outlet panel 210 covering only one side of the machine room 60, respectively. . The method of claim 1, The auxiliary outlet panel 210 is characterized in that the front end is coupled or separated on the front panel 20 by a locking method, and the rear end is coupled or separated on the back panel 30 by a screwing method. Outer panel assembly device of a microwave oven. The method of claim 2, The auxiliary outlet panel 210, Front and rear contact surfaces 211 and 212 each of which the front and rear ends are bent at right angles in the inward direction to closely contact the rear surfaces of the front panel 20 and the back panel 30, respectively, A plurality of fitting holes 213 formed on the upper and lower sides of the front contact surface 211 so as to correspond to the fitting protrusions 21 respectively protruding from the rear and upper and lower sides of the front panel 20; The long hole is formed on one side of the rear contact surface 212 so as to correspond to the screw hole 31 formed on one side of the back panel 30 and to be connected to the screw hole 31 via the fastening screw 160. Outer panel assembly apparatus for a microwave oven, characterized in that the (214).