KR101847336B1 - Mood lighting apparatus and appliance therewith - Google Patents

Abstract

Disclosed are a mood lighting device and a home appliance including the same. The present invention includes: a lighting part placed in an installation space formed between first and second surfaces in a case, and emitting light to a through hole formed on the first or second surface; a support cover part having a longitudinal side supported by one of the first and second surfaces and having the other longitudinal side supported by the other one of the surfaces to be fixed in the installation space; and a fixing part placed in the support cover part, and fixing the lighting part to the support cover part to fix the lighting part in the installation space. A first support part supported by one of the first and second surfaces is placed in a longitudinal side of the support cover part, a second support part supported by the other one of the surfaces is placed in the other longitudinal side of the support cover part, and at least one of the first and second support parts is able to be elastically bent by interference with the first or second surface. The support cover part is fixed between the first and second surfaces while pressing the first and second surfaces with elastic force applied to the support cover part by the elastic bending of one of the first and second support parts.

Description

TECHNICAL FIELD [0001] The present invention relates to a mood lighting device and a home electric appliance including the same. [0002] MOOD LIGHTING APPARATUS AND APPLIANCE THEREWITH [0003]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a mood lighting device and a home electric appliance including the same, and more particularly, to a mood lighting device installed in a home appliance to realize mood lighting and a home appliance having the same.

In recent years, various types of home appliances have been used in most homes. These appliances are applied to various fields closely related to our life and provide convenience to users.

For example, it is possible to cook various types of dishes easily and quickly by using a cooker such as a cooktop or a microwave oven, and it is possible to maintain the freshness of the food for a long time by using a device such as a refrigerator, A large amount of laundry can be washed easily and quickly. In addition, it is possible to clean the room easily and quickly by using a vacuum cleaner, and it is possible to easily adjust the room temperature to a suitable temperature for life by using a heater or an air conditioner. Various kinds of home appliances are widely used throughout life, It has a big influence.

In recent years, the functional role of home appliances has been emphasized. However, recently, as household appliances have become more and more recognized as elements constituting the interior of a living space or work space, Is becoming a key factor.

Therefore, unlike the conventional home appliances which were provided with a white paint on the exterior in order to emphasize the clean and clean feeling, recently, home appliances emphasizing the interior elements such as adopting various materials and colors that provide a luxurious or luxurious feeling Is gradually increasing.

In recent years, the adoption of mood lighting has been gradually increasing as an interior element of household electric appliances. The mood lighting employed in home appliances has the advantage of providing a lighting function that allows easy operation of household appliances in a dark room, and an aesthetic function that provides visual beauty and creates a comfortable indoor environment .

The mood lighting is generally installed inside the outer case of the home appliance so that only the light of the mood lighting is exposed to the outside without the components being exposed to the outside. In such a mood illumination, a fixture for fixing the illumination source and a cover for gently dispersing the light of the illumination source are basically applied.

According to the mood lighting of this structure, at least two steps are required, such as a step of fixing the fixture to the inside of the outer case of the home appliance, and a step of fixing the cover to the fixture fixed inside the outer case of the electronic apparatus.

Also, in general, the fixing of the fixture is performed by attaching the fixture to the outer case using the double-sided tape, but fixing the fixture to the external case using the fastening member. In the case of using the double-sided tape, The fixing strength of the fixing member may be deteriorated due to the weak adhesive force. In the case of using the fixing member, development and installation of a separate bracket for preventing the fastening member used for fastening the fixing member from affecting the appearance of the electronic device A problem is required.

An object of the present invention is to provide a mood lighting apparatus with improved installation workability and fixed stability and a home appliance including the same.

A mood lighting apparatus according to one aspect of the present invention is a mood lighting apparatus installed in a case including a first surface and a second surface which are arranged to face each other in the height direction, An illumination unit disposed in an installation space formed between the first surface and the second surface and emitting light toward the through hole formed in the first surface or the second surface; A support cover part having one side in the height direction supported by one of the first surface and the second surface and the other side in the height direction being supported by the other one of the first surface or the second surface and fixed to the installation space; And a fixing part which is provided on the support cover part and fixes the illumination part to the support cover part so that the illumination part is fixed to the installation space, A second support portion supported by one of the first surface and the second surface is provided on the other side in the height direction of the support cover portion, Wherein at least one of the first and second support portions is formed to be elastically deformable and flexibly deformed by interference with the first surface or the second surface, 2 supporting portion, the first surface and the second surface are pressed by the elastic force acting on the support cover portion by the elastic bending deformation of at least one of the first surface and the second surface, Respectively.

The support cover portion may further include a cover main body portion connected to the first support portion and the second support portion and installed in the installation space so as to extend in a direction crossing the first surface and the second surface, The first support part may be formed to be parallel to the first surface or the second surface and connected to one side in the height direction of the support cover part, and the second support part may be formed to be elastically and flexibly deformable.

The through hole may be formed to penetrate through the first surface, and a fitting protrusion may protrude from one surface of the first supporting portion facing the first surface. The first supporting portion may be formed in the through- It is preferable that the first surface is fixed to the first surface by a fit-fit.

Preferably, the first support portion and the fitting protrusion are formed of a material that transmits light emitted from the illumination portion.

And the second support portion is deformed in the width direction of the support cover portion so as to form a plane parallel to the second surface, the first support portion is in contact with the inner surface of the first surface and is supported on the first surface , The engaging protrusion is formed to protrude in the width direction of the support cover portion at the end of the fitting projection passing through the through hole and the engaging protrusion interferes with the outer surface of the first face, .

And the second support portion is deformed in a width direction of the support cover portion so as to form a plane parallel to the second surface, and the mood illumination device is provided so as to protrude from the inner surface of the second surface, And a restricting protrusion interfering with the end portion to restrain the position of the second support portion along the width direction.

The present invention may further comprise a fastening member coupled to the first support and the first surface to secure the first support to the first surface.

The illumination unit may include a light source that emits light and a substrate on which the light source is mounted, and the fixing unit may extend along the longitudinal direction of the fixing unit so that the substrate is slidably coupled along the longitudinal direction of the substrate. And a rail which is formed so as to be in contact with the rail.

And a stopper interfering with the substrate slidably coupled to the rail and restricting the longitudinal position of the substrate is provided at one longitudinal end of the fixing unit.

The lighting unit includes a light source that emits light and a substrate on which the light source is mounted. The fixing unit includes: a support protrusion that supports one side in the width direction of the substrate at a lower portion; A hook member for supporting the other side of the substrate in the width direction at a lower portion thereof and an interference protrusion for interfering with the substrate at the upper portion of the substrate and restricting the position of the substrate in the height direction.

It is preferable that a length of the support cover portion in a height direction connecting the first support portion and the second support portion is longer than a distance between the first surface and the second surface.

According to another aspect of the present invention, there is provided a household appliance comprising: a main body; A case which forms an outer surface of the main body and includes a first surface and a second surface arranged to face each other in a height direction; And a mood lighting device installed in an installation space formed between the first surface and the second surface inside the case to implement illumination outside the case, wherein the mood lighting device is arranged in the installation space An illumination unit that emits light toward the through hole formed in the first surface or the second surface; A support cover part having one side in the height direction supported by one of the first surface and the second surface and the other side in the height direction being supported by the other one of the first surface or the second surface and fixed to the installation space; And a fixing part which is provided on the support cover part and fixes the illumination part to the support cover part so that the illumination part is fixed to the installation space, A second support portion supported by one of the first surface and the second surface is provided on the other side in the height direction of the support cover portion, Wherein at least one of the first and second support portions is formed to be elastically deformable and flexibly deformed by interference with the first surface or the second surface, 2 supporting portion, the first surface and the second surface are pressed by the elastic force acting on the support cover portion by the elastic bending deformation of at least one of the first surface and the second surface, Respectively.

According to the mood lighting device of the present invention and the household appliance having the mood lighting device, it is possible to easily and quickly install the mood lighting device by simply inserting the mood lighting device into the installation space inside the case without using a separate fastening member, By using elastic force generated by the elastic bending deformation of the support cover portion provided so as to be fixed within the case, it is possible to provide an improved installation workability and stability stability.

Further, since the present invention can be applied to various types of home appliances with a single mood lighting device without further design changes, it is advantageous in that it has high compatibility and lowers product development cost and facilitates parts management.

Further, the present invention can provide a fixing part for fixing the illumination part in the case with one integrated part, thereby providing an advantage of reducing the number of parts constituting the mood lighting device and the number of steps required for assembling the mood lighting device .

1 is a cross-sectional view illustrating a portion of a home electric appliance provided with a mood lighting device according to a first embodiment of the present invention.
2 is a perspective view showing the mood lighting apparatus shown in FIG.
Fig. 3 is an enlarged view showing the portion "A" in Fig.
4 is a cross-sectional view taken along the line "BB" in Fig.
5 is an enlarged view of the portion "C" in Fig. 2.
6 is a cross-sectional view showing another example of the fixing portion.
7 is a cross-sectional view showing still another example of the fixing portion.
8 is a cross-sectional view illustrating an installation process of the mood lighting device according to the first embodiment of the present invention.
9 is a cross-sectional view showing the mood lighting apparatus shown in FIG.
10 is a sectional view showing a part of a home electric appliance provided with a mood lighting device according to a second embodiment of the present invention.
FIG. 11 is a rear view showing a coupling relationship between the lighting unit and the fixing unit of the mood lighting apparatus shown in FIG. 10; FIG.
12 is a sectional view taken along the line "DD" in Fig.
13 is a cross-sectional view illustrating an assembly process between the illumination unit and the fixing unit shown in FIG.
FIG. 14 is a sectional view showing a part of a home electric appliance provided with a mood lighting device according to a third embodiment of the present invention.
Fig. 15 is an enlarged view showing the portion "E" in Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a mood lighting device and a home electric appliance having the same according to the present invention will be described with reference to the accompanying drawings. For convenience of explanation, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a sectional view showing a part of a home electric appliance equipped with a mood lighting device according to a first embodiment of the present invention, and FIG. 2 is a perspective view showing the mood lighting device shown in FIG. 4 is an enlarged view of the portion "A" of FIG. 1, FIG. 4 is a sectional view taken along line "BB" of FIG. 1, and FIG. 5 is an enlarged view of the portion "C" Fig. 6 is a cross-sectional view showing another example of the fixing portion, and Fig. 7 is a cross-sectional view showing another example of the fixing portion. FIG. 8 is a cross-sectional view showing the installation process of the mood lighting device according to the first embodiment of the present invention, and FIG. 9 is a sectional view showing the mood lighting device shown in FIG.

1 and 2, a home electric appliance according to a first embodiment of the present invention includes a main body 10, a case 20, and a mood lighting device 100.

The main body 10 forms the skeleton of the home appliance according to the present embodiment, and corresponds to a basic structure that provides main functions of the home appliance according to the present embodiment. For example, when the home appliance is a cooking appliance such as a microwave oven or an oven, the main body 10 includes a cavity provided to form a cooking cavity therein and a heat source for heating the inside of the cooking cavity, Lt; / RTI > As another example, when the household appliance is a refrigerator, the main body 10 includes a cabinet that forms a skeleton of the refrigerator and is provided therein with a cooling chamber such as a refrigerating chamber and a freezing chamber, and a refrigerating cycle component for providing a cooling function . In addition, the home appliance of the present embodiment may be a selected one of various types of home appliances such as a washing machine and an air conditioner, and the main body 10 provided in the home appliance may be provided in a form selected to have a suitable shape and function.

In addition, in the household appliance according to the present embodiment, an appearance is formed by the case 20. The case 20 is provided in a form suitable for the type of cooking appliance and the shape of the main body 10 provided in the cooking appliance. The portion where the mood lighting apparatus 100 is installed in the case 20 is formed to include the first surface 21 and the second surface 23 which are arranged to face each other in the height direction h. A third surface 25 connecting the first surface 21 and the second surface 23 in the height direction h is formed on the front surface of the case 20.

In the present embodiment, the first surface 21 constitutes the bottom surface of the portion where the mood illumination device 100 is installed, and the second surface 23 is arranged on the top surface 21 thereof at a predetermined distance And the third surface 25 is exemplified as a front surface connecting the front side of the first surface 21 and the second surface 23 in the height direction h.

In the lower portion of the first surface 21, a configuration for receiving the effect of the mood illumination realized by the mood lighting apparatus 100 is provided. For example, a control panel for operating a household appliance may be provided under the first surface 21 to implement a mood lighting effect that provides lighting and aesthetic functions for the control panel portion, A mood lighting effect may be implemented that provides a lighting function and aesthetic function for the door top portion. As another example, a mood lighting effect may be implemented for the purpose of enhancing aesthetics by gently illuminating a portion corresponding to a lower portion of the first surface 21 in a state where a configuration for providing a special function is not provided below the first surface 21 .

The mood lighting apparatus 100 is installed in an installation space formed between the first surface 21 and the second surface 23 inside the case 20 to realize illumination outside the case 20. The mood lighting apparatus 100 may be installed in the main body 10 itself or may be mounted on the main body 10 and the case 20, Or may be installed throughout.

The mood lighting apparatus 100 may include the illumination unit 110, the support cover unit 120, and the fixing unit 130.

The illumination unit 110 is disposed in the installation space provided between the first surface 21 and the second surface 23 in the case 20 and is provided on the first surface 21 or the second surface 23 And emits light toward the through-hole 22 (see Fig. 8). In this embodiment, the case where the through hole 22 is formed to penetrate the first surface 21 will be described as an example.

The illumination unit 110 includes a light source 111 for emitting light and a substrate 113 on which the light source 111 is mounted and is exemplified as being provided with a light source 111 as an LED. The illumination unit 110 may be provided in a form such that a plurality of LEDs are mounted on a substrate 113 such as a PCB or the like. Are spaced apart from each other by a predetermined distance. At this time, the respective light sources 111 are disposed on the lower surface of the substrate 113 so as to face the first surface 21.

The number of the light sources 111 and the length of the substrate 113 may be appropriately determined according to the intensity and the area of the illumination effect to be implemented through the mood lighting apparatus 100.

One side of the support cover part 120 is supported on one of the first surface 21 and the second surface 23 and the other side of the support surface part h is supported on the first surface 23 or the second surface 23 And is fixed to the installation space.

A first support part 121 is provided on one side of the support cover part 120 in the height direction h and supported on either the first surface 21 or the second surface 23, A second support portion 123 is provided on the other side of the first surface 21 or the second surface 23 so as to be supported by the other of the first surface 21 and the second surface 23.

The first support portion 121 is provided on one side in the height direction h of the support cover portion 120, that is, on the lower side of the support cover portion 120 and is supported on the first surface 21, The second support portion 123 is provided on the other side of the height direction h of the support portion 120, that is, the upper side of the support cover portion 120, and is supported on the second surface 23.

At least one of the first support portion 121 and the second support portion 123 is elastically deformed to be flexibly deformed and elastically warped by interference with the first surface 21 or the second surface 23. [ .

The support cover part 120 is elastically biased by the elastic force acting on the support cover part 120 by the elastic bending deformation of any one of the first support part 121 and the second support part 123, And can be fixed between the first surface 21 and the second surface 23 by pressing the second surface 23.

Hereinafter, the configuration and operation of the support cover portion 120 will be described by exemplifying a case where the second support portion 123 is elastically deformable.

According to the present embodiment, the first support portion 121 is provided on the lower side of the support cover portion 120, the second support portion 123 is provided on the upper side of the support cover portion 120, and the first support portion 121 And a second support portion 123. The cover body portion 125 is provided between the first support portion 123 and the second support portion 123. [ The cover main body portion 125 is provided to connect the first support portion 121 and the second support portion 123 and is provided in a direction transverse to the first surface 21 and the second surface 23, h and installed in the installation space. The cover body portion 125 is provided with a fixing portion 130 to be described later.

The cover 120 includes the cover body 125 and the first and second support portions 121 and 123 and the fixing portion 130. The cover body portion 125 and the first and second support portions 123 and 123, The second support portion 123 and the fixing portion 130 are integrally formed by injection molding. The support cover part 120 thus formed can provide a fixing part for fixing the illumination part 110 in the case 20 with a single integrated part. Therefore, the number of parts constituting the mood lighting device 100 And the number of mud lighting device 100 assembly processes can be reduced.

The first support portion 121 is formed so as to be parallel to the first surface 21 or the second surface 23 such that the first support portion 121 is parallel to the first surface 21 . The first support portion 121 is connected to one side of the height direction h of the support cover portion 120, that is, the lower side of the cover main body portion 125, As shown in FIG.

The first support portion 121 is coupled to the first surface 21 to be supported on the first surface 21. The first support portion 121 is formed to cover the upper portion of the through hole 22 formed to penetrate the first surface 21 and to be coupled with the first surface 21 in the form of surface contact with the first surface 21. [ And is coupled to the first surface 21.

In addition, a fitting protrusion 122 is formed on one surface of the first supporting portion 121 facing the first surface 21 to protrude. The fitting protrusion 122 protrudes from one surface of the first supporting portion 121 and is formed in a shape and position corresponding to the shape of the through hole 22 and the forming position of the through hole 22. [ The fitting protrusion 122 formed in this manner can be fitted into the through hole 22 and the first supporting portion 121 can be inserted into the through hole 22 by the fitting between the fitting protrusion 122 and the through hole 22, (Not shown). Thereby, one side in the height direction (h) of the support cover part (120) is prevented from slipping in the width direction (w) and can be supported on the first side (21).

In the present embodiment, a plurality of through holes 22 are formed in the first surface 21, and the through holes 22 are spaced apart from each other along the longitudinal direction 1 of the first surface 21 For example.

In the present embodiment, the through holes 22 are formed in the number and position corresponding to the number of the plurality of light sources 111 arranged at predetermined intervals from each other along the longitudinal direction 1 of the substrate 113, . That is, each of the through holes 22 is formed so as to be positioned in the irradiation region of the light emitted from each light source 111, and the light emitted from each light source 111 passes through the through holes 22, (20).

The first support portion 121 and the protrusion 122 protruding from the first support portion 121 are formed of a translucent material capable of transmitting light, . At this time, the entire first supporting part 121 and the fitting protrusions 122 may be formed of a light-transmitting material, and only a region where light emitted by the light source 111 passes through the through hole 22 may be made of a translucent material .

The first supporting portion 121 and the fitting protrusion 122 which are provided to transmit light may be formed of a transparent material to transmit the light emitted from the light source 111 as it is, Or may be formed of a transparent or translucent material having a specific color to realize a specific color of illumination.

The second support portion 123 is formed to be elastically deformable. The second support portion 123 is provided so as to be parallel to the first surface 21 or the second surface 23. In this embodiment, the second support portion 123 is a plane parallel to the second surface 23 For example.

The second support portion 123 is connected to the other side in the height direction h of the support cover portion 120, that is, the upper side of the cover body portion 125, and the cover body portion 125 Quot; and " ┐ '. The support cover part 120 including the second support part 123 formed in this manner is formed such that the length in the height direction h connecting the first support part 121 and the second support part 123 is longer than the length of the first surface 21, And the second surface (23).

As another example, the second support portion 123 may be formed to be connected to the upper side of the cover main body portion 125 so as to extend in the same direction as the extending direction of the cover main body portion 125. In this case, the supporting cover part 120 is formed so that the length in the height direction h connecting the first supporting part 121 and the second supporting part 123 is longer than the distance between the first surface 21 and the second surface 23 .

The second support portion 123 is elastically flexed and deformed by interference with the second surface 23 when the support cover portion 120 is installed between the first surface 21 and the second surface 23, At least a portion thereof is formed to be bent in a width direction w of the support cover portion 120 so as to form a plane parallel to the second surface 23.

The length of the support cover part 120 in the height direction h is longer than the distance between the first surface 21 and the second surface 23 so that the support cover part 120 is formed on the first surface 21, The distance between the first support portion 121 and the second support portion 123 is set to be less than the distance between the first surface 21 and the second surface 23 in order to be installed between the first surface 21 and the second surface 23. [ The cover 120 must be deformed. To this end, elastic deformation of the second support portion 123 is generated due to interference with the second surface 23 at the upper side of the support cover portion 120 contacting the second surface 23, The distance between the first support portion 121 and the second support portion 123 is reduced in the first support portion 120 so that the support cover portion 120 is separated from the first support portion 120 And the second surface 23, as shown in Fig.

At this time, the support cover part 120 deformed in shape by the resilient bending deformation of the second support part 123 generated as described above is applied with an elastic force in the height direction h, that is, the height of the support cover part 120 An elastic force in a direction of extending the length of the direction (h) acts. The first support portion 121 is pressed against the first surface 21 and the second support portion 123 is provided on the upper side of the support cover portion 120. As a result, The lower and upper sides of the support cover 120 are in contact with the first surface 21 and the second surface 23 of the case 20, It can be stably fixed to the inside of the housing.

The first support portion 121 and the second support portion 120 are formed on the lower side and the upper side of the support cover portion 120 fixed between the first surface 21 and the second surface 23 by the elastic force acting in the height direction h as described above. Of the first support portion 121 or the second support portion 123 in the widthwise direction w of the first support portion 121 or the second support portion 123 at a portion where the second support portion 123 abuts against the first surface 21 or a portion where the second support portion 123 abuts against the second surface 23. [ A force in the width direction w that can cause the slip can be applied.

The first supporting portion 121 and the first supporting portion 121 abut each other in the width direction w of the first supporting portion 121 by the fitting engagement between the fitting protrusion 122 and the through hole 22 Can be prevented.

As another example, the mood lighting apparatus 100 may be provided in a form further including a fastening member for fixing the support cover portion 120. [ At this time, the fastening member may be provided in the form of a bolt that can be bolted to the first support portion 121 and the first surface 21. [ The fastening member is coupled to the first support portion 121 and the first surface 21 so as to fix the first support portion 121 to the first surface 21 so that the width direction w of the first support portion 121 The lower side of the height direction h of the support cover part 120 can be stably fixed to the case 20 while preventing slippage of the support cover part 120. [

At a portion where the second support portion 123 abuts against the second surface 23, the restricting projection 140 provided on the second surface 23 slips the slip in the width direction w of the second support portion 123 (Silp) can be prevented. According to this embodiment, the restraining protrusion 140 is provided on the inner surface of the second surface 23 so as to protrude from the end of the second supporting portion 123 bent in a plane parallel to the second surface 23 As shown in Fig. The restricting projection 140 interferes with the end portion of the second support portion 123 to restrict the position along the width direction w of the second support portion 123 so that the width direction w of the second support portion 123 To prevent slip (Silp) from being applied.

On the other hand, the fixing portion 130 is provided on the support cover portion 120, more specifically, on the cover main body portion 125. The fixing part 130 corresponds to a configuration in which the lighting part 110 is fixed to the support cover part 120 such that the lighting part 110 is fixed to the installation space inside the case 20. [

" 형상으로 형성되는 것으로 예시되며, 이러한 레일의 내부에는 기판(113)의 형상에 대응되는 형상을 갖는 공간부가 형성된다.3 to 5, the fixing portion 130 includes a rail formed to extend along the longitudinal direction 1 such that the substrate 113 is slidably coupled along the longitudinal direction 1 . In the present embodiment, the rails of the fixing portion 130 are formed in a "

Quot; shape, and a space portion having a shape corresponding to the shape of the substrate 113 is formed inside the rail.

Further, a stopper 131 is provided at one end of the rail in the longitudinal direction 1, and the other end of the rail in the longitudinal direction 1 is formed to be opened so that a space inside the rail is opened to the outside.

In the fixing portion 130, the substrate 113 is slidably coupled along the longitudinal direction 1. The board 113 can be inserted into the rail through the other side of the opened lengthwise direction of the rail 1 and the inserted board 113 is slid along the longitudinal direction 1 in the rail to be fixed 130, respectively. The substrate 113 slid inside the rail and inserted into the rail interferes with the stopper 131 provided at one side of the rail in the longitudinal direction 1 to constrain its position in the longitudinal direction 1, 113 can be stably installed on the support cover part 120 while being guided easily.

The light source 111 mounted on the substrate 113 coupled to the fixing unit 130 is exposed toward the through hole 22 through the opening formed at the center of the lower side of the rail so that light emitted from the light source 111 The light can be transmitted to the through hole 22 side through the lower portion of the rail.

As another example, the fixing portion 130 may be provided in a form in which the heat dissipating hole 133 is formed in at least a part abutting the substrate 113, as shown in Fig.

In the case of the illumination unit 110 including the LED as the light source 111, if the LED is continuously turned on for a long time, a large amount of heat is generated to raise the temperature of the illumination unit 110, Rising causes deterioration of the performance of the LED and shortens the lifetime of the LED.

In consideration of this, in this embodiment, a heat dissipation hole 133 is formed in a part of the fixing portion 130, for example, on the upper surface of the fixing portion 130 which abuts the substrate 113. This heat dissipation hole 133 provides a passage through which the heat generated by the illumination unit 110 in the fixing unit 130 can be diverted to the outside of the fixing unit 130 so that the temperature rise of the illumination unit 110 To be suppressed.

7, the fixing portion 130 may be provided with a heat dissipating member 135 in a heat dissipating hole 133 formed to penetrate the upper surface of the fixing portion 130 have. The heat dissipation member 135 is formed of a metal material having high thermal conductivity and is disposed to be in contact with the substrate 113 to effectively suppress the temperature rise of the illumination unit 110 and to stably maintain the performance and lifetime of the LED .

Hereinafter, the installation process, operation and effect of the mood lighting apparatus according to the first embodiment of the present invention will be described.

The process of installing the mood lighting device according to the first embodiment of the present invention in a home appliance may be performed as follows.

3 to 5, before the mood lighting apparatus 100 is installed in a household appliance, the lighting unit 110 is installed in the fixing unit 130, (120). Alternatively, after the support cover 120 is installed inside the case 20, the illumination unit 110 may be fixed on the support cover 120. However, if the space inside the case 20 is narrow The operation of installing the illumination unit 110 on the fixing unit 130 is completed first and then the illumination unit 110 is mounted on the fixing unit 130 in the narrow space. ) Is preferably installed in the household appliance.

8, when the operation of installing the illumination unit 110 in the fixing unit 130 is completed, the support cover unit 120, in which the illumination unit 110 is fixed, Respectively. The installation of the support cover part 120 can be carried out in the following manner.

The support cover part 120 is positioned such that the first support part 121 faces the first surface 21 and the second support part 123 faces the second surface 23. The support cover part 120, Into the interior of the case 20 while tilting it obliquely in the vertical direction.

The lower part of the support cover part 120 formed with the first support part 121 must be pushed in until the fitting protrusion 122 reaches the position of the through hole 22 and the lower part of the support cover part 120 The insertion protrusion 122 is fitted into the through hole 22 and the position of the first support portion 121 in the width direction w is fixed.

The second support portion 123 provided on the upper side of the support cover portion 120 moves into the case 20 while the support cover portion 120 is pushed into the case 20 as described above, 2 interference occurs between the second supporting portion 123 and the second surface 23 and the second supporting portion 123 is at least partially overlapped with the second surface 23 as shown in FIG. And is pushed into the case 20 while being deformed in the width direction w to be flat.

The first support part 121 and the second support part 123 are formed on the support cover part 120 as the second support part 123 is flexibly deformed due to the interference with the second surface 23, So that the support cover 120 can be installed between the first surface 21 and the second surface 23. In this way, the support cover 120 can be installed between the first surface 21 and the second surface 23. [

At this time, the support cover part 120 deformed in shape by the resilient bending deformation of the second support part 123 generated as described above is applied with an elastic force in the height direction h, that is, the height of the support cover part 120 An elastic force in a direction of extending the length of the direction (h) acts. The first support portion 121 is pressed against the first surface 21 and the second support portion 123 is provided on the upper side of the support cover portion 120. As a result, The lower and upper sides of the support cover 120 are in contact with the first surface 21 and the second surface 23 of the case 20, It can be stably fixed to the inside of the housing.

The slip in the width direction w that can be generated at the portion where the first support portion 121 abuts against the first surface 21 when the support cover portion 120 is fixed in the case 20, Can be prevented by fitting between the through hole (122) and the through hole (22).

The slip in the width direction w that can be generated at the portion where the second support portion 123 abuts against the second surface 23 is formed by the restricting projection 140 provided on the second surface 23, Can be prevented by the interference structure between the end portions of the light guide plate 123.

The mounting of the restricting projection 140 may be performed before the support cover portion 120 is installed inside the case 20 or after the second support portion 123 is fully pushed to the desired position .

According to the assembling process as described above, one side of the support cover 120 is stably fixed to the first side 21 and the other side of the support lid 120 is stable to the second side 23 The lighting unit 110 can be stably installed in the installation space inside the case 20 by the support cover unit 120 installed inside the case 20 as described above, .

The mood lighting apparatus 100 installed as described above includes an illumination unit 110 for implementing illumination and a support cover unit 120 for fixing the illumination unit 110 in the case 20, . The mood illumination device 100 provided as one assembly is fitted into the installation space formed between the first surface 21 and the second surface 23 of the case 20 without using a separate fastening member Installation can be completed easily and quickly with a simple operation.

The mood lighting apparatus 100 further includes a second support portion 123 that is elastically deformed by interference with the inner surface of the case 20 when the mood illumination device 100 is inserted into the case 20, A fixing force that is fixed in the case 20 is obtained by using the elastic force in the direction of extending the length of the support cover portion 120 in the height direction h.

The degree of bending deformation of the second support portion 123 may vary depending on the distance between the first surface 21 and the second surface 23 and therefore the length The mood illumination device 100 can be stably fixed in the case 20 by the elastic force provided by the bending deformation of the second support portion 123 as long as the interval between the surface 21 and the second surface 23 is short have.

That is, since the mood lighting apparatus 100 of the present embodiment can be installed in the case 20 of various shapes and sizes without being limited by the inner shape of the case 20, It is possible to apply to various types of home appliances.

The mood lighting apparatus 100 of the present embodiment as described above can be easily and quickly installed simply by inserting the mood lighting apparatus 100 into the installation space inside the case 20 without using a separate fastening member A stable and stable fixing structure fixed in the case 20 by using the elastic force generated by the elastic bending deformation of the support cover part 120 provided to fix the illumination part 110 can be obtained, And stability stability.

Further, since the mood lighting apparatus 100 of the present embodiment can be applied to various types of home appliances with one mood lighting apparatus 100 without further design change, it is possible to realize advantages such as low compatibility .

The mood lighting apparatus 100 of the present embodiment can provide a fixing part for fixing the lighting unit 110 in the case 20 with a single integrated part. Therefore, the number of parts constituting the mood lighting apparatus 100 And the number of processes necessary for assembling the mood lighting apparatus 100 can be reduced.

Meanwhile, the mood lighting device having the above-described structure and the cooking device having the mood lighting device are merely one preferred embodiment of the present invention, and there can be various embodiments that can replace them.

FIG. 10 is a cross-sectional view showing a part of a home electric appliance equipped with a mood lighting device according to a second embodiment of the present invention, FIG. 11 is a rear view showing a coupling relationship between the lighting part and the fixing part of the mood lighting device shown in FIG. to be. 12 is a cross-sectional view taken along the line "D-D" in Fig. 11, and Fig. 13 is a cross-sectional view showing the assembling process between the illumination unit and the fixing unit shown in Fig. 14 is a cross-sectional view showing a part of a home electric appliance equipped with a mood lighting device according to a third embodiment of the present invention, and Fig. 15 is an enlarged view showing an "E" part of Fig.

Hereinafter, other embodiments of the present invention will be described with reference to FIGS. 10 to 15. FIG.

Here, the same reference numerals as those shown in the drawings denote the same members having the same function, and a duplicate description will be omitted here.

10 to 12, a mood lighting apparatus 200 according to a second embodiment of the present invention includes a support member 233, a hook member 235, and an interference protrusion 237, (230).

The fixing portion 230 of the present embodiment has the support protrusion 233 on one side in the width direction w and the hook member 235 on the other side in the width direction w opposite thereto and the support protrusion 233 And an interference protrusion 237 is provided on the upper portion of the hook member 235 in the height direction h.

The support protrusions 233 are formed to protrude in the width direction w from one side in the width direction w of the fixing portion 230 and are formed on the upper surface of the support protrusions 233 in the width direction a supporting surface for supporting one side of the wafer W is formed. The supporting protrusions 233 are provided to support one side in the width direction w of the substrate 113 which is coupled to the fixing portion 230.

The hook member 235 is provided on the other side in the width direction w of the fixing portion 230 and the side surface of the hook member 235 facing the support protrusion 233 is provided with a width w A protruding surface for supporting the other side is formed. The hook member 235 is elastically deformable in the width direction w and is hooked to the other side in the width direction w of the substrate 113 to support the other side of the substrate 113. [

The interference protrusions 237 are provided on the upper portion of the height direction h of the fixing portion 230 and interfere with the substrate 113 at the upper portion of the substrate 113 to displace the position of the substrate 113 in the height direction h Restraint. It is preferable that the interference protrusions 237 are disposed at positions spaced apart from the support protrusions 233 and the hook members 235 by a thickness of the substrate 113 in the height direction h.

The supporting protrusions 233 and the hook members 235 and the interference protrusions 237 are provided in a manner that a plurality of the supporting protrusions 233 are spaced apart from each other by a predetermined distance along the longitudinal direction 1 of the fixing portion 230. At this time, the support protrusions 233, the hook member 235, and the interference protrusions 237 may be arranged so that their positions in the width direction w are equal to each other, or may be disposed so as to be staggered with respect to each other.

The substrate 113 is coupled to the fixing part 230, which is provided as described above, in a fitting manner. In this embodiment, the coupling between the fixing portion 230 and the substrate 113 can be performed in the following manner.

13, the substrate 113 is inserted into the fixing portion 230 through the lower portion of the fixing portion 230 so that one side in the width direction w of the substrate 113 is positioned at the upper portion Insert at an angle. When the substrate 113 is inserted so that one side in the width direction w of the substrate 113 is located above the support protrusion 233, the other side in the width direction w of the substrate 113 is pushed upward give. The hook member 235 is pushed by the substrate 113 and is elastically deformed outward in the width direction w so that the substrate 113 passes through the protruding surface of the hook member 235 to protrude into the interference protrusion 237 ), It is returned to its original state.

The substrate 113 pushed up into the fixing portion 230 is supported by the supporting protrusions 233 and the hook members 235 so that the lower surface thereof is in contact with the interference protrusions 237 So that the fixing portion 230 and the lighting portion 110 can be fixed within the fixing portion 230 in such a manner that the position of the fixing portion 230 is constrained in the height direction h.

A stopper 231 may be provided at one end of the fixing part 230 in the longitudinal direction 1. The position of the substrate 113 in the longitudinal direction 1 is restricted by the stopper 231, Can be easily guided.

Referring to FIGS. 14 and 15, the mood lighting apparatus 300 according to the third embodiment of the present invention is provided with a locking protrusion 327 provided on the first supporting portion 321. The locking protrusion 327 is formed to protrude in the widthwise direction w at the end of the fitting protrusion 122. The locking protrusion 327 is engaged with the fitting protrusion 122 through the through hole 22 Hole 22 and exposed to the outside of the first surface 21 when the first surface 21 is exposed. Preferably, the locking protrusion 327 may be formed to protrude to one side in the width direction w toward the third surface 25. [

The mood illumination device 300 installed inside the case 20 can prevent the second supporting portion 123 from being deformed due to the elastic force generated by the second supporting portion 123 when the second supporting portion 123 is not properly fixed to the second surface 23. [ Direction (w) can be tilted toward one side or the other side.

When the mood lighting apparatus 300 is installed such that one side in the width direction w of the mood lighting apparatus 300 is supported by the third side 25, And there is still a possibility that the mood lighting device 300 will fall to the other side in the width direction (w) and fall down.

In order to solve this problem, in the present embodiment, the engaging projection 327 is formed to protrude in one side in the width direction w at the end of the fitting projection 122 passing through the through hole 22, and the engaging projection 327 Is interfered with the outer surface of the first surface 21 from the outside of the first surface 21 so that the position in the height direction h of the first support portion 321 is restricted.

The first support portion 321 can be separated from the first surface 21 and can be supported so as not to be lifted even if a force for guiding the mood illumination device 300 is applied by the action of the locking protrusion 327 It is possible to prevent the mood lighting device 300 from being tilted and the collapse due to the tilting of the mood lighting device 300. Even if the installation of the restraining protrusion 140 (see FIG. 9) is omitted, the mood lighting device 300 can be stably Can be installed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand. Accordingly, the true scope of protection of the present invention should be defined by the following claims.

10: Body
20: Case
21: First Face
22: Through hole
23: second side
25: Third side
100, 200, 300: Mood lighting device
110:
111: Light source
113: substrate
120: support cover part
121, 321:
122:
123: second support portion
125:
130, 230:
131,231: Stopper
133: Heat dissipation hole
135:
140:
233: Support projection
235: hook member
237: interference projection
327:
h: height direction
l: longitudinal direction
w: width direction

Claims (12)

A mood lighting apparatus provided on a case including a first surface and a second surface arranged to face each other in a height direction,
An illumination unit disposed in an installation space formed between the first surface and the second surface inside the case and emitting light toward the through hole formed in the first surface or the second surface;
A support cover part having one side in the height direction supported by one of the first surface and the second surface and the other side in the height direction being supported by the other one of the first surface or the second surface and fixed to the installation space; And
And a fixing part provided on the support cover part and fixing the illumination part to the support cover part so that the illumination part is fixed to the installation space,
A first support portion supported by one of the first surface and the second surface is provided on one side of the support cover portion in the height direction,
A second support portion supported by the other one of the first surface and the second surface is provided on the other side in the height direction of the support cover portion,
At least one of the first supporting portion and the second supporting portion is formed to be elastically deformable and flexibly deformed by the interference with the first surface or the second surface,
Wherein the support cover portion presses the first surface and the second surface with an elastic force acting on the support cover portion by elastic bending deformation of at least one of the first support portion and the second support portion, And is fixed between the first surface and the second surface.
The method according to claim 1,
The support cover portion further includes a cover main body portion connected to the first support portion and the second support portion and installed in the installation space so as to extend in a direction crossing the first surface and the second surface,
Wherein the first support portion is formed to be parallel to the first surface or the second surface and connected to one side in the height direction of the support cover portion,
And the second support portion is formed to be elastically deformable in a bendable manner.
3. The method of claim 2,
Wherein the through hole is formed to pass through the first surface,
Wherein a fitting protrusion protrudes from one surface of the first supporting portion facing the first surface,
Wherein the first support portion is fixed to the first surface by fitting between the fitting protrusion and the through hole.
The method of claim 3,
Wherein the first support portion and the fitting protrusion are made of a material that transmits light emitted from the illumination portion.
The method of claim 3,
Wherein the second support portion is bent in a width direction of the support cover portion so as to form a plane parallel to the second surface,
Wherein the first supporting portion is in contact with the inner surface of the first surface and is supported on the first surface,
Wherein an engaging projection is formed in an end portion of the fitting projection that passes through the through hole so as to protrude in the width direction of the supporting cover portion,
Wherein the engaging protrusion interferes with the outer surface of the first surface to restrain the heightwise position of the first supporting portion.
3. The method of claim 2,
Wherein the second support portion is bent in a width direction of the support cover portion so as to form a plane parallel to the second surface,
The mood lighting apparatus according to claim 1, further comprising a restricting protrusion protruding from an inner surface of the second surface and interfering with the end of the second support to restrain a position along the width direction of the second support.
3. The method of claim 2,
And a fastening member coupled through the first support and the first surface to secure the first support to the first surface.
The method according to claim 1,
Wherein the illumination unit includes a light source for emitting light and a substrate on which the light source is mounted,
Wherein the fixing portion includes a rail extending along a longitudinal direction of the fixing portion so that the substrate is slidably coupled along the longitudinal direction of the substrate.
9. The method of claim 8,
And a stopper interfering with the substrate slidably coupled to the rail and restricting a longitudinal position of the substrate is provided at one longitudinal end of the fixing unit.
The method according to claim 1,
Wherein the illumination unit includes a light source for emitting light and a substrate on which the light source is mounted,
The fixing unit includes a support protrusion for supporting one side in the width direction of the substrate from below, a hook member hooked to the other side in the width direction of the substrate and supporting the other side in the width direction of the substrate from below, And an interference protrusion interfering with the substrate and restricting a heightwise position of the substrate.
11. The method according to any one of claims 1 to 10,
Wherein the support cover portion is formed such that a height direction length of the first support portion and the second support portion is longer than a distance between the first surface and the second surface.
main body;
A case which forms an outer surface of the main body and includes a first surface and a second surface arranged to face each other in a height direction; And
And a mood lighting device installed in an installation space formed between the first surface and the second surface inside the case to implement illumination outside the case,
The mood lighting apparatus includes:
A lighting unit disposed in the installation space and emitting light toward the through hole formed in the first surface or the second surface;
A support cover part having one side in the height direction supported by one of the first surface and the second surface and the other side in the height direction being supported by the other one of the first surface or the second surface and fixed to the installation space; And
And a fixing part provided on the support cover part and fixing the illumination part to the support cover part so that the illumination part is fixed to the installation space,
A first support portion supported by one of the first surface and the second surface is provided on one side of the support cover portion in the height direction,
A second support portion supported by the other one of the first surface and the second surface is provided on the other side in the height direction of the support cover portion,
At least one of the first supporting portion and the second supporting portion is formed to be elastically deformable and flexibly deformed by the interference with the first surface or the second surface,
Wherein the support cover portion presses the first surface and the second surface with an elastic force acting on the support cover portion by elastic bending deformation of at least one of the first support portion and the second support portion, And is fixed between the first surface and the second surface.

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