KR102521505B1 - Oven - Google Patents

Abstract

An improved oven is provided so that a printed circuit board mounted in a control room can be taken out of the control room and repaired while the main body is housed in a cabinet.
The oven includes a cabinet, a body housed in the cabinet and provided with a control room in which a printed circuit board is mounted, a control panel detachably coupled to the front of the control room and covering the front of the control room, and the printing It includes a holder on which a circuit board is fixed and provided with coupling ribs opposite to the control panel, and a bracket holder provided on a bottom surface of the electrical cabinet and provided with coupling portions corresponding to the coupling ribs to which the holder is coupled.

Description

oven{OVEN}

The present invention relates to an oven having improved serviceability by facilitating repair of a printed circuit board.

In general, an oven is an appliance for cooking food by including a cooking chamber, a heating device for applying heat to the cooking chamber, and a circulation fan for circulating heat generated by the heating device inside the cooking chamber.

An oven is an appliance that seals and heats food to cook, and can generally be classified into an electric type, a gas type, and an electronic type according to its heat source.

An electric oven uses an electric heater as a heat source, and a gas oven and a microwave oven use gas heat and frictional heat of water molecules due to high frequency, respectively, as a heat source.

Recently, in consideration of various uses of kitchen space, there are an increasing number of built-in type ovens that are arranged to match kitchen furniture or stored in kitchen furniture to be installed for efficient use of kitchen space.

The built-in type oven forms a storage space in a pre-installed cabinet, stores the oven in the storage space of the cabinet, and allows a user to use the oven while the oven is stored in the cabinet.

If the oven is provided as a built-in type, the user can use the oven while the oven is housed in the cabinet, improving the usability of the kitchen space. In order to repair the circuit board, it is inconvenient to remove the oven from the storage space of the cabinet and then separate the printed circuit board from the oven for repair.

One aspect of the present invention provides an improved oven so that a printed circuit board mounted in an electrical cabinet can be taken out of the electrical cabinet and repaired in a state where the main body is housed in a cabinet.

An oven according to an embodiment of the present invention includes a cabinet, a body housed in the cabinet and provided with an electrical compartment in which a printed circuit board is mounted, and a main body that is detachably coupled to the front of the electrical compartment so as to be detachably coupled to the front surface of the electrical compartment. A control panel covering a, the printed circuit board is fixed, a holder provided with a coupling rib facing the control panel, and a coupling portion provided on the bottom surface of the electrical compartment, and a coupling portion corresponding to the coupling rib is provided to couple the holder Includes bracket holder.

The coupling ribs may include first coupling ribs provided at the front of both sides of the holder and second coupling ribs provided at the rear of both sides of the holder.

The first coupling rib may be provided to face the control panel, and the second coupling rib may be provided to face the bracket holder.

The coupling portion may include a first coupling portion to which the first coupling rib is coupled, and a second coupling portion to which the second coupling rib is coupled.

The first coupling rib and the first coupling portion are provided with a first coupling hole and a second coupling hole, respectively, and the first coupling rib and the first coupling portion are inserted into the first coupling hole and the second coupling hole. can be joined by members.

The coupling member may be inserted into the first coupling hole and the second coupling hole in a direction from the front to the rear of the main body.

The second coupling part may be provided so that the second coupling rib can be slidably inserted.

A plurality of catching holes may be provided on both sides of the rear surface of the control panel, and a plurality of hooks to be caught in the plurality of catching holes may be provided in the main body.

A plurality of first fastening holes are provided at the lower end of the control panel, and a plurality of second fastening holes are provided in positions corresponding to the plurality of first fastening holes in the main body, and the control panel is provided with the first fastening holes and the second fastening holes. 2 may be coupled to the main body by a fastening member inserted into the fastening hole.

After releasing the fastening member, the control panel may be separated from the main body by disengaging the plurality of hooks from the plurality of catching holes.

When the control panel is separated from the main body, the holder may be separated from the bracket holder after releasing the coupling member from the front of the main body.

When the holder is separated from the bracket holder, the holder may be pulled out of the body so that the printed circuit board is drawn out of the body.

The printed circuit board is connected to the main body by a wire, and the wire may be provided to have a length that allows the printed circuit board to be drawn toward the front of the main body.

A wire holder fixing the wire to prevent contact with the bottom surface of the electrical cabinet may be provided in the electrical cabinet.

When the printed circuit board is drawn out of the control room, the wire connected to the PCB may be separated from the printed circuit board so that the PCB is separated from the main body.

In addition, the oven according to an embodiment of the present invention includes a cabinet, a main body accommodated in the cabinet and having an electrical compartment in which a printed circuit board is mounted, a control panel detachably coupled to the front surface of the electrical compartment, the A printed circuit board is fixed, a holder accommodated inside the electrical cabinet, a bracket holder provided on the bottom surface of the electrical cabinet, to which the holder is coupled, and the holder and the bracket holder in a direction from the front to the rear of the main body. It includes a coupling member that is inserted so that the holder is coupled to the bracket holder.

A first coupling rib facing the control panel may be provided at a front of both sides of the holder, and a second coupling rib facing the bracket holder may be provided at a rear side of both sides of the holder.

In the bracket holder, a first coupling portion provided to correspond to the first coupling rib and coupled to the first coupling rib by the coupling member, and a coupling portion provided to correspond to the second coupling rib are inserted by sliding the second coupling rib. A second coupling portion may be provided.

The printed circuit board and the main body are connected by a wire, and a wire holder for fixing the wire to be spaced apart from the bottom surface of the electrical cabinet may be provided in the electrical cabinet.

In addition, the oven according to an embodiment of the present invention includes a cabinet, a main body accommodated in the cabinet and having an electrical compartment in which a printed circuit board is mounted, a control panel detachably coupled to the front surface of the electrical compartment, the A printed circuit board is fixed, a holder accommodated inside the electrical cabinet, a bracket holder provided on the bottom surface of the electrical cabinet, and to which the holder is coupled, connecting the main body and the printed circuit board, wherein the printed circuit board and a wire having a length that can be drawn out of the control room, and a wire holder fixing the wire to prevent contact between the wire and the bottom surface of the control room.

According to the embodiments of the present invention, the printed circuit board mounted in the control room can be pulled out of the control room in a state where the main body is housed in the cabinet, so that the printed circuit board can be easily repaired when the printed circuit board is out of order. .

1 is a perspective view of an oven according to an embodiment of the present invention.
2 is a view showing a state in which a control panel is separated from an oven according to an embodiment of the present invention.
3 is a view showing a state in which a control panel according to an embodiment of the present invention is detachably coupled to a main body.
4 is an exploded perspective view in which components accommodated in a control room according to an embodiment of the present invention are disassembled.
5 is a view showing a state in which a holder to which a printed circuit board is fixed is coupled to a bracket holder according to an embodiment of the present invention.
6 is a view showing a state in which the holder according to an embodiment of the present invention is coupled to the bracket holder by a coupling member.
7 is a view showing a state in which a holder according to an embodiment of the present invention is coupled to a bracket holder.
8 is a view showing a state in which the coupling member is released so that the holder is separated from the bracket holder according to an embodiment of the present invention.
9 is a view showing a state in which the second coupling rib inserted into the second coupling portion is taken out of the second coupling portion by sliding the holder according to one embodiment of the present invention toward the front.
10 is a view showing a state in which the holder according to an embodiment of the present invention is moved in an upward direction.
11 is a view showing a state in which the holder is drawn out of the control room by moving the holder forward according to an embodiment of the present invention.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

Front and front used in the following description refer to directions toward the front and front with respect to the body of the oven, and rear and rear refer to directions toward the rear and rear with respect to the body of the oven.

In addition, the upper part refers to an upper direction with respect to the main body of the oven, and the lower part refers to a lower direction with respect to the main body of the oven.

1 is a perspective view of an oven according to an embodiment of the present invention, and FIG. 2 is a view showing a control panel separated from the oven according to an embodiment of the present invention.

As shown in FIGS. 1 and 2, the oven is provided as a built-in type, and includes a cabinet 10, a body 20 accommodated in the cabinet 10 and having a cooking chamber 21 therein, and a body 20 It is rotatably coupled to the front of the ) and includes a door 30 that opens and closes the cooking chamber 21.

A cooking chamber 21 in which food or the like is cooked is provided inside the main body 20, and the cooking chamber 21 may be divided into a plurality of parts.

The cooking chambers 21 provided by being divided into a plurality of pieces do not have to have the same size, and may have different sizes.

A heater (not shown) for heating food or the like is provided in the cooking chamber 21, and the heater may be an electric heater including an electric resistor.

The heater is not limited to an electric heater and may be a gas heater that generates heat by burning gas.

Thus, the oven may include an electric oven and a gas oven.

A circulation fan (not shown) may be provided behind the cooking chamber 21 to circulate air in the cooking chamber 21 so that food cooked in the cooking chamber 21 is evenly heated.

Above the cooking compartment 21, an electrical compartment 23 for accommodating electrical components that control the operation of various accessories including the printed circuit board 50 is provided.

An insulating material (not shown) is provided between the electrical compartment 23 and the cooking compartment 21 to insulate the electrical compartment 23 and the cooking compartment 21 to prevent heat from the cooking compartment 21 from being transferred to the electrical compartment 23. It can be.

The heat insulating material may be provided not only between the electrical chamber 23 and the cooking chamber 21, but also to entirely cover the outside of the cooking chamber 21 so that heat from the cooking chamber 21 is not transferred to the outside of the main body 20.

The front of the cooking chamber 20 is opened and closed by a door 30 rotatably coupled to the front of the main body 20 .

The door 30 includes a first door 31 that opens and closes the upper part of the cooking chamber 21 divided into upper and lower parts, and a second door 35 that opens and closes the lower part of the cooking chamber 21, and the first door 31 ) And the second door 35 may be provided with a first handle 33 and a second handle 37 that allow the user to open and close the first door 31 and the second door 35 by gripping, respectively. there is.

A top cover 25 forming an exterior is provided on the upper part of the control room 23, and a control panel 40 is detachably coupled to the front of the control room 23 to cover the front of the control room 23. .(see Fig. 4)

A display module (not shown) capable of displaying various operation information and allowing a user to input operation commands may be mounted on the control panel 40, and a control unit (not shown) provided to additionally operate the oven may be provided. can

3 is a view showing a state in which a control panel is detachably coupled to a main body according to an embodiment of the present invention, and FIG. 4 is an exploded perspective view of components accommodated in a control room according to an embodiment of the present invention. am.

As shown in FIGS. 3 and 4 , a plurality of catching holes 41 are provided on both sides of the rear surface of the control panel 40, respectively, and a plurality of hooks that are caught in the plurality of catching holes 41 are provided in the main body 20. (27) is provided.

In addition, a plurality of first fastening holes 43 are provided at the lower end of the control panel 40, and a plurality of second fastening holes 29 at positions corresponding to the plurality of first fastening holes 43 in the main body 20. ) is provided.

When the control panel 40 is coupled to the main body 20, the plurality of hooking holes 41 provided in the control panel 40 are caught by the plurality of hooks 27 provided in the main body 20, and then the first The fastening member 90 is inserted into the fastening hole 43 and the second fastening hole 29 so that the control panel 40 is detachably coupled to the main body 20 .

When separating the control panel 40 from the main body 20, after releasing the fastening members 90 inserted into the first fastening hole 43 and the second fastening hole 29, The control panel 40 is separated from the main body 20 by disengaging the dog hook 27 from the plurality of catching holes 41 provided in the control panel 40 .

The fastening member 90 for coupling the control panel 40 to the main body 20 may be provided with a screw, and in the drawing, a plurality of hooks 27 are provided in the main body 20 and attached to the control panel 40. Although it is illustrated that a plurality of catching holes 41 are provided, a plurality of catching holes may be provided in the main body 20 and a plurality of hooks may be provided in the control panel 40 .

In the electrical compartment 23, a holder 60 to which the printed circuit board 50 is fixed and a bracket holder 70 to which the holder 60 is coupled are provided, and a top cover 25 is provided on the top of the electrical compartment 23. are combined to form an appearance.

The bracket holder 70 separates the bottom surface of the electrical compartment 23 and the holder 60 to which the printed circuit board 50 is fixed by a certain distance or more so that the temperature of the holder 60 rises due to the heat of the cooking chamber 21 to prevent that

5 is a view showing a state in which a holder to which a printed circuit board is fixed according to an embodiment of the present invention is coupled to a bracket holder, and FIG. 6 is a bracket holder according to an embodiment of the present invention by a coupling member It is a view showing a state coupled to, Figure 7 is a view showing a state coupled to the bracket holder holder according to an embodiment of the present invention.

As shown in FIGS. 5 to 7 , the printed circuit board 50 is fixed to the holder 60 , and coupling ribs 61 and 65 coupled to the bracket holder 70 are provided in the holder 60 .

The coupling ribs 61 and 65 include first coupling ribs 61 provided at the front of both sides of the holder 60 and second coupling ribs 65 provided at the rear of both sides of the holder 60 .

The first coupling rib 61 is provided to face the control panel 40 covering the front of the electrical compartment 23, and the second coupling rib 65 is a bracket holder provided on the bottom surface of the electrical compartment 23. It is provided to be opposed to (70).

Since the first coupling rib 61 is provided to face the control panel 40, it is provided perpendicularly to the bottom surface of the electrical cabinet 23 when the bottom surface of the electrical cabinet 23 is used as a reference, and the second coupling rib 61 Since 65 is provided to face the bracket holder 70, it is provided to be horizontal with the bottom surface of the electrical compartment 23.

The bracket holder 70 is provided with coupling portions 71 and 75 corresponding to coupling ribs 61 and 65 for coupling with the holder 60 .

The coupling portions 71 and 75 include a first coupling portion 71 to which the first coupling rib 61 of the holder 60 is coupled and a second coupling portion 75 to which the second coupling rib 65 is coupled. The first coupling portion 71 is provided to face the control panel 40 like the first coupling rib 61, and the second coupling portion 75, like the second coupling rib 65, is provided in the control room. It is provided to face the bottom surface of (23).

A first coupling hole 63 and a second coupling hole 73 are provided in the first coupling rib 61 and the first coupling portion 71, respectively, and the first coupling rib 61 and the first coupling portion 71 ) is coupled by the coupling member 80 inserted into the first coupling hole 63 and the second coupling hole 73 so that the holder 60 is coupled to the bracket holder 70. Coupling member 80 may be provided as a screw.

The second coupling portion 75 is provided so that the second coupling rib 65 can slide backward and be inserted.

Since the first coupling rib 61 of the holder 60 and the first coupling portion 71 of the bracket holder 70 are provided to face the control panel 40, a failure occurs in the printed circuit board 50. If repair is required, after separating the control panel 40 from the body 20, the coupling member 80 combining the first coupling rib 61 and the first coupling part 71 on the front of the body 20 can release

When the holder 60 is separated from the bracket holder 70 by releasing the coupling member 80, the holder 60 can be drawn out of the electrical compartment 23.

Therefore, when a failure occurs in the printed circuit board 50, the holder 60 to which the printed circuit board 50 is fixed is pulled out of the electrical compartment 23 without taking the main body 20 out of the cabinet 10. After that, the printed circuit board 50 can be repaired after separating the wire W connected to the printed circuit board 50 .

When the holder 60 is coupled to the bracket holder 70, the second coupling rib 65 of the holder 60 is between the first coupling portion 71 and the second coupling portion 75 of the bracket holder 70. After positioning, the holder 60 is slid toward the rear so that the second coupling rib 65 is inserted into the second coupling portion 75 to fix the holder 60 to the bracket holder 70.

When the holder 60 is fixed to the bracket holder 70, the holder 60 is coupled to the bracket holder 70 by inserting the coupling member 80 into the first coupling hole 63 and the second coupling hole 73. At this time, the coupling member 80 is inserted into the first coupling hole 63 and the second coupling hole 73 in a direction from the front of the main body 20 to the rear.

The printed circuit board 50 is connected to the main body 20 by a wire W, and the wire W is provided to have a sufficient length so that the printed circuit board 50 can be drawn out of the electrical compartment 23. .

Since the bottom surface of the electrical compartment 23 is heated by the heat of the cooking chamber 21, it is necessary to prevent the wire W from contacting the bottom surface of the electrical compartment 23. Therefore, a wire holder H may be provided in the electrical compartment 23 to fix the wire W so that it does not come into contact with the bottom surface of the electrical compartment 23 .

8 is a view showing a state in which the coupling member is released so that the holder according to an embodiment of the present invention is separated from the bracket holder, and FIG. 9 is a view showing the sliding movement of the holder according to an embodiment of the present invention forward. It is a view showing a state in which the second coupling rib inserted in the second coupling portion is taken out of the second coupling portion, and FIG. 10 is a view showing a state in which the holder is moved upward according to an embodiment of the present invention, 11 is a view showing a state in which the holder is drawn out of the control room by moving the holder forward according to an embodiment of the present invention.

Referring to FIGS. 3 and 8 to 11, a process of withdrawing the printed circuit board to the outside of the control room in a state where the main body is accommodated in the cabinet will be described.

As shown in FIG. 3, first of all, a plurality of first fastening holes 43 provided in the control panel 40 and a plurality of fasteners provided in the main body 20 in order to separate the control panel 40 from the main body 20. 2 Release the fastening member 90 inserted into the fastening hole 29.

After releasing the fastening member 90, the plurality of hooking holes 41 provided in the control panel 40 are released from the plurality of hooks 27 provided in the main body 20 to secure the control panel 40 to the main body ( 20) is separated.

When the control panel 40 is separated from the body 20, as shown in FIG. 8, the coupling member 80 inserted into the first coupling hole 63 and the second coupling hole 73 is released.

After the coupling member 80 is released, as shown in FIG. 9 , the holder 60 is slid toward the front so that the second coupling rib 65 inserted into the second coupling portion 75 is moved to the second coupling rib 65. It is moved to the outside of the coupling part 75.

When the second coupling rib 65 is moved out of the second coupling portion 75, as shown in FIG. 10, the holder 60 is moved upward.

When the holder 60 is moved upward, as shown in FIG. 11 , the holder 60 is moved forward so that the holder 60 is drawn out of the electrical compartment 23 .

After the holder 60 is withdrawn to the outside of the electrical room 23, the printed circuit board 50 is separated from the holder 60 and the wire W connected to the printed circuit board 50 is separated so that the printed circuit board ( 50) can be repaired.

In the above description of the oven with reference to the accompanying drawings, the specific shape and direction have been mainly described, but various modifications and changes are possible by those skilled in the art, and these modifications and changes are considered to be included in the scope of the present invention. should be interpreted

10 : cabinet
20: main body 21: cooking room
23: electrical room 25: top cover
27: hook 29: second fastening hole
30: door 31: first door
33: first handle 35: second door
37: second handle
40: control panel 41: hooking hole
43: first fastening hole
50: printed circuit board
60: holder 61: first coupling rib
63: first coupling hole 65: second coupling rib
70: bracket holder 71: first coupling part
73: second coupling hole 75: second coupling portion
80: coupling member 90: fastening member
W: wire H: wire holder

Claims (20)

cabinet;
a main body housed in the cabinet and provided with an electrical compartment in which a printed circuit board is mounted;
a control panel that is detachably coupled to the front of the control panel and covers the front of the control panel;
a holder to which the printed circuit board is fixed and provided with a coupling rib facing the control panel; and
a bracket holder provided on a bottom surface of the electrical cabinet, provided with a coupling portion corresponding to the coupling rib, and to which the holder is coupled;
including,
The coupling rib includes a first coupling rib provided in front of both sides of the holder and a second coupling rib provided in the rear side of both sides of the holder,
The oven of claim 1 , wherein the first coupling rib is provided perpendicularly to the bottom surface of the electrical compartment to face the control panel, and the second coupling rib is provided horizontally to the bottom surface of the electrical compartment to face the bracket holder. delete delete According to claim 1,
The oven of claim 1 , wherein the coupling portion includes a first coupling portion to which the first coupling rib is coupled, and a second coupling portion to which the second coupling rib is coupled. According to claim 4,
The first coupling rib and the first coupling portion are provided with a first coupling hole and a second coupling hole, respectively, and the first coupling rib and the first coupling portion are inserted into the first coupling hole and the second coupling hole. Oven joined by members. According to claim 5,
The coupling member is inserted into the first coupling hole and the second coupling hole in a direction from the front to the rear of the main body. According to claim 6,
The second coupling part is provided so that the second coupling rib can be slidably inserted into the oven. According to claim 7,
A plurality of catching holes are provided on both sides of the rear surface of the control panel, and a plurality of hooks are provided in the main body to be caught in the plurality of catching holes. According to claim 8,
A plurality of first fastening holes are provided at the lower end of the control panel, and a plurality of second fastening holes are provided in positions corresponding to the plurality of first fastening holes in the main body, and the control panel is provided with the first fastening holes and the second fastening holes. 2 An oven coupled to the main body by a fastening member inserted into the fastening hole. According to claim 9,
The oven of claim 1 , wherein the control panel is separated from the main body by disengaging the plurality of hooks from the plurality of catching holes after releasing the fastening member. According to claim 10,
When the control panel is separated from the main body, the coupling member is released from the front surface of the main body, and then the holder is separated from the bracket holder. According to claim 11,
When the holder is separated from the bracket holder, the holder is pulled out of the main body so that the printed circuit board is pulled out of the main body. ◈Claim 13 was abandoned when the registration fee was paid.◈ According to claim 12,
The oven of claim 1 , wherein the printed circuit board is connected to the main body by a wire, and the wire has a length that allows the printed circuit board to be drawn toward the front of the main body. ◈Claim 14 was abandoned when the registration fee was paid.◈ According to claim 13,
The oven is provided with a wire holder for fixing the wire to prevent contact with the bottom surface of the electrical cabinet in the electrical cabinet. ◈Claim 15 was abandoned when the registration fee was paid.◈ 15. The method of claim 14,
an oven configured to separate the printed circuit board from the main body by separating the wire connected to the printed circuit board from the printed circuit board when the printed circuit board is drawn out of the electrical compartment. ◈Claim 16 was abandoned when the registration fee was paid.◈ cabinet;
a main body housed in the cabinet and provided with an electrical compartment in which a printed circuit board is mounted;
a control panel detachably coupled to the front of the control room;
a holder to which the printed circuit board is fixed and accommodated in the electrical compartment;
a bracket holder provided on a bottom surface of the electrical cabinet and to which the holder is coupled; and
a coupling member inserted into the holder and the bracket holder in a direction from the front to the rear of the main body so that the holder is coupled to the bracket holder;
including,
First coupling ribs are provided at the front of both sides of the holder and perpendicular to the bottom surface of the electrical compartment to face the control panel, and at the rear of both sides of the holder, the bottom surface of the electrical compartment to face the bracket holder. An oven provided with second coupling ribs provided horizontally with the ribs. delete ◈Claim 18 was abandoned when the registration fee was paid.◈ 17. The method of claim 16,
In the bracket holder, a first coupling portion provided to correspond to the first coupling rib and coupled to the first coupling rib by the coupling member, and a coupling portion provided to correspond to the second coupling rib are inserted by sliding the second coupling rib. Oven provided with a second coupling portion to be. ◈Claim 19 was abandoned when the registration fee was paid.◈ According to claim 18,
The oven of claim 1 , wherein the printed circuit board and the body are connected by a wire, and a wire holder for fixing the wire to be spaced apart from a bottom surface of the electrical cabinet is provided in the electrical cabinet. ◈Claim 20 was abandoned when the registration fee was paid.◈ cabinet;
a main body accommodated in the cab and having an electrical compartment in which a printed circuit board is mounted;
a control panel detachably coupled to the front of the control room;
a holder to which the printed circuit board is fixed and accommodated in the electrical compartment;
a bracket holder provided on a bottom surface of the electrical cabinet and to which the holder is coupled;
a wire connecting the main body and the printed circuit board and having a length such that the printed circuit board can be drawn out of the control room; and
a wire holder fixing the wire to prevent contact between the wire and the bottom surface of the control room;
including,
First coupling ribs are provided at the front of both sides of the holder and perpendicular to the bottom surface of the electrical compartment to face the control panel, and at the rear of both sides of the holder, the bottom surface of the electrical compartment to face the bracket holder. An oven provided with second coupling ribs provided horizontally with the ribs.

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