KR20150052624A - Hanger system for lighting apparatus - Google Patents

Abstract

An edge-lighting type LED surface light source lighting apparatus according to an exemplary embodiment of the present invention includes a main frame having a first opening for transmitting light; a light source installed on the lateral side of the main frame; a light guide plate which is installed on the main frame for changing light emitted from the light source in a first opening direction; a reflective plate which touches the light guide plate to reflect the light in the light source in the first opening direction; a diffusion plate which touches the light guide plate to face the reflective plate for diffusing light emitted from the light guide plate in the first opening direction; a back plate which touches the reflective plate; and a sub-frame which includes a pressing part which pressurizes the first opening, a second opening opposite to the first opening, and the edge of the back plate, and a combination part which is extended to the pressing part and is combined with the main frame.

Description

Hanger system for lighting apparatus

The present invention relates to a hanger system for lighting, and more particularly, to an hanger system for lighting, in which an edge-light type light emitting diode flat lighting device capable of emitting light in a planar form by an LED light source disposed on the side of a polygonal- To a hanger system for lighting.

Recently, light emitting diodes (LEDs) have been spotlighted as light sources for various lighting devices. Such an LED device has advantages of less heat generation and power consumption, superior durability, and longer life than conventional light sources such as incandescent lamps and fluorescent lamps. LED lighting does not use mercury or discharge gas like fluorescent lamps, so it does not cause environmental pollution problems.

The LED element can be used for about 100,000 hours or more when providing adequate power supply and heat dissipation means. However, all light sources decrease in light output over time. According to these standards, the life span of LED lighting devices is expected to be about 40,000 to 50,000 hours, because people can not feel up to 80% of the initial luminous intensity. Therefore, the relative life span of LED lighting devices is estimated to be very long, compared to 1,500 hours for incandescent lamps and 10,000 hours for fluorescent lamps.

In an LED lighting apparatus according to the prior art, an assembly (hereinafter, referred to as a 'lighting assembly') of an LED light source, a light guide plate, a reflection plate, a diffusion plate and the like is installed in a frame- A back cover is provided on the side of the frame to be installed, and a power supply ("SMPS") is installed on the back cover. The SMPS is connected to the light source by a cable.

However, the edge-light type flat illuminating devices known so far are subjected to a process of installing a lighting assembly in a frame, a process of assembling a back cover to a frame, a process of installing a SMPS on a back cover and connecting a cable to an SMPS. However, since the structure of the back cover is complicated and the volume and weight of the back cover are large, the assembly process of the conventional flat illuminator requires additional members or equipment. Therefore, the conventional edge-lit type flat LED lighting apparatus has a low assemblability and requires a large amount of material cost, processing cost, and assembly cost.

On the other hand, known lighting devices have been installed on the ceiling directly by using a lighting device or using a separate bracket. However, this method has a problem that it is very difficult to install a heavy and bulky lighting device and requires a lot of space.

The present invention is conceived to solve the problems of the above-described prior arts, and it is an object of the present invention to provide a lighting apparatus in which a lighting apparatus can be easily installed by inserting an insert member provided in a lighting apparatus into a clip member provided on a ceiling in a one- And to provide a hanger system for lighting with improved structure to be able to be separated.

In addition, the present invention provides a lighting hanger system in which the structure of the frame is improved so that the assembling property is improved and the material cost, the processing cost and the assembly cost are reduced by reducing the weight of the frame or the back cover on which the lighting assembly is installed, The purpose is to provide.

According to an aspect of the present invention, there is provided an illumination hanger system comprising: a clip member installed at a clearing and having a pair of clip plates having an elastic force; And an insert member provided on a frame of the illumination device so as to be selectively inserted between the clip plates.

Preferably, the clip member is disposed in parallel with the ceiling, and has a base plate, one end of each of the clip plates being fixed at a predetermined distance apart; And the other end of each of the clip plates is installed on the base plate so as to be spaced apart by insertion of the insert member.

Preferably, the other end of each of the clip plates further includes a guide portion capable of guiding insertion of the insert member.

Preferably, the insert member comprises: an insert securing plate that can be secured to the frame of the illuminator; And an insert plate protruding from the insert fixing plate.

Preferably, the insert plate includes: a sharpened portion provided at one end to be inserted into the other end of the clip plates; And an engaging portion which is inserted into the inner space of the clip plates and can be brought into contact with the inner surface of one of the clip plates.

Preferably, the latching portion is formed by bending deformation of the insert plate.

Preferably, the illumination device includes: a main frame having a first opening through which light can be projected; A light source provided on a side surface of the main frame; A light guide plate provided on the main frame to convert light emitted from the light source into the first opening direction; A reflection plate provided to be in contact with the light guide plate to reflect light in the light guide plate in the first opening direction; A diffusion plate provided to be in contact with the light guide plate so as to face the reflection plate for diffusing light emitted from the light guide plate toward the first opening; And a sub-frame including a second opening corresponding to the first opening, a pressing portion capable of pressing the rim of the reflection plate, and a coupling portion extending from the pressing portion to be coupled to the main frame.

Preferably, the illumination device further comprises one or more cable inserts longitudinally provided and a cross member disposed in the sub-frame across the second opening.

Preferably, the cross member comprises: a first cross bar insertable into the second opening, the first cross bar having a predetermined width; A pair of spaced bars each extending a predetermined distance from the first crossbar and spaced apart from each other; And a second crossbar having the same width as the first crossbar and having a length that is longer than the length of the second opening and covers the pressing portion.

Preferably, the cable insertion portion is a space between the first crossbar and the second crossbar.

Preferably, the second crossbar further includes an open slot provided longitudinally at the center in the width direction thereof.

Preferably, the second crossbar including the open slot, the pair of spacers and the first crossbar corresponding to the open slot form a second cable insert.

Preferably, the cross member further comprises a power supply and a mounting portion to which an emergency power supply or a power supply or an emergency power supply can be mounted.

Preferably, the mounting portion includes one or more slits provided in the longitudinal direction of the first crossbar and the second crossbar, respectively.

Preferably, the main frame and the subframe are polygonal, elliptical, circular, or curved.

Preferably, the subframe has one or more cable grooves through which a cable connected to the light source can pass.

Preferably, the light source comprises a light emitting diode (LED).

Preferably, the reflection plate includes: a reflection plate facing the light guide plate; And a back plate installed to be in contact with the reflection plate and pressed by the pressing portion of the sub frame.

The hanger system for lighting according to the present invention has the following effects.

First, the lighting device can be easily detached and attached to the ceiling in a one-touch manner by insertion and detachment of a clip member provided on the ceiling and an insert member vertically installed on the upper surface of the lighting device, have.

Second, a back plate having the same size as the diffusion plate, the light guide plate and the reflection plate and having a thin thickness is stacked on the reflection plate and laminated to the main frame, and then the opening is formed, so that the sub frame structure is relatively light in weight, And the subframe are respectively coupled to the back plate and the main frame, it is possible to realize the illumination device, so that the assembling property of the lighting device is good, the material cost is reduced, and the weight of the lighting device is reduced I have.

Third, the structure of the main frame and / or the subframe of the lighting apparatus, which is light, simple, and slim, can be reinforced by the cross member provided across the opening in the subframe.

Fourthly, by providing the cable insertion portion in the cross member, it is easy to arrange the cables (for example, concealment, etc.) provided on the rear surface of the lighting device without using a separate member.

Fifth, by providing a mounting portion for installing a power supply and / or an emergency power supply or the like on the cross member, the use of unnecessary members or materials can be prevented, and the material cost is reduced.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated herein by reference, disclose preferred exemplary embodiments of the invention and, together with the detailed description of the invention given below, serve to further the understanding of the technical idea of the present invention, It should not be construed as limited to what is described.
BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a fragmentary cross-sectional perspective view of a hanger system for illumination according to a preferred exemplary embodiment of the present invention.
2 is a cross-sectional view of a hanger system for illumination according to a preferred exemplary embodiment of the present invention, before the lighting device is installed on the clip member.
3 is a cross-sectional view of a lighting hanger system according to a preferred exemplary embodiment of the present invention, after the lighting apparatus is installed on the clip member.
4 is a photographic view of a hanger system for illumination according to a preferred exemplary embodiment of the present invention.
5 is an exploded perspective view schematically illustrating an edge-lit LED lighting device used in a hanger system for illumination according to a preferred exemplary embodiment of the present invention.
6 is a cross-sectional view of one embodiment of a lighting device used in a hanger system for illumination according to a preferred exemplary embodiment of the present invention.
7 is a cross-sectional view of another embodiment of a lighting apparatus of a hanger system for illumination according to a preferred exemplary embodiment of the present invention.
FIG. 8 is a photographic view schematically showing a state in which a light source is installed on a main frame of a lighting apparatus according to a preferred exemplary embodiment of the present invention.
FIG. 9 is a physical photograph schematically showing a state in which a subframe is coupled to a main frame of a lighting apparatus of a lighting hanger system according to a preferred exemplary embodiment of the present invention, in which a light guide plate, a reflection plate, a diffusion plate, .
10 is a photograph showing a state in which a main frame, a sub-frame and a cross member of a lighting apparatus of a lighting hanger system according to a preferred exemplary embodiment of the present invention are separated.
Fig. 11 is a photograph of the lower part of the subframe of the lighting apparatus of the hanger system for lighting according to a preferred exemplary embodiment of the present invention.
12 is a cross-sectional view of the cross member shown in Figs. 5 and 10. Fig.

Hereinafter, a lighting apparatus according to a preferred exemplary embodiment of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, and applicants should be able to express the concept of the term appropriately in order to describe the invention in the best or most optimal way. And such terms and concepts related thereto and interpreted or understood by a person skilled in the art should be construed as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferable and exemplary embodiments of the present invention, and the technical idea of the present invention is not limited to these descriptions or drawings, It should be noted that there may be various equivalents and variations that may be substituted at the time.

FIG. 1 is a fragmentary cross-sectional perspective view of a hanger system for illumination according to a preferred exemplary embodiment of the present invention, and FIG. 2 is a perspective view of a hanger system for illumination according to a preferred exemplary embodiment of the present invention, 3 is a cross-sectional view of a lighting hanger system according to a preferred exemplary embodiment of the present invention, in which the lighting apparatus is mounted on a clip member, and Fig. 4 is a view of a hanger system for lighting according to a preferred exemplary embodiment of the present invention It is a real photograph of.

1 to 4, the lighting hanger system according to the present embodiment includes a clip member 60 that can be installed parallel to a ceiling (not shown), and a lighting device 1, And an insert member 80 provided on the upper surface of the body 1 (see Fig. 6).

The clip member 60 includes a clip base 62 installed in parallel with the ceiling in various structures (e.g., tile molding, hangers, carries, hanger faults, etc.) constituting a ceiling, And has a pair of clip plates 64 which are arranged to be spaced from each other by a predetermined distance and whose other ends are brought into contact with each other by an elastic force. That is, the other ends of the clip plates 64 are given an elastic force so as to be in contact with each other, and have a structure in which they are spaced apart from each other when insert members to be described later are inserted. The clip base 62 has a flat structure made of steel or a rigid plastic material. The clip plates 64 are made of a plate-like material having an elastic force. Each of the clip plates 64 is provided at its other end with a guide portion 66 for guiding the insertion of the pointed portion 86 of the insert plate 84 of the insert member 80. The guide portion 66 can form a space into which the beak 86 of the insert member 80 can be inserted by bending the other end of the clip plate 64 at a predetermined angle.

The insert member 80 includes an insert fixing plate 82 that can be fixed to the frame of the lighting apparatus 1, that is, an upper surface of the main frame 100, which will be described later in this embodiment, And an insert plate 84 protruding from the insert plate 84.

The insert fixing plate 82 and the insert plate 84 are integrally manufactured by a method such as extrusion. The insert fixing plate 82 can be fixed to the fastening slot 160 of the main frame 100, which will be described later, by a fastening member 106.

The insert plate 84 is inserted into the inner space formed by the clip plates 64 and the sharpened portion 86 provided at one end so as to be inserted into the other end of the clip plates 64, And an engaging portion 88 which can be brought into contact with the inner surface of any one of the engaging portions 88a and 88b. The latching portion 88 is formed by the bending deformation of the insert plate 84.

The clip member 60 preferably has a pair of clip structures or a pair of clip structures arranged at predetermined intervals in consideration of the structure (e.g., length, width, etc.) of the lighting apparatus 1. [

A method of constructing the lighting apparatus on the ceiling will be described with reference to Figs. 2 and 3. Fig.

First, the clip member 60 is installed on the ceiling so as to correspond to the structure or size of the lighting apparatus 1. [ Subsequently, an insert member 80 corresponding to the clip member 60 is provided on the upper surface of the illuminating device 1. Next, the lighting apparatus 1 provided with the insert member 80 approaches the clip member 60, and the beak 86 of the insert plate 84 of the insert member 80 is guided to the guide portion 60 of the clip member 60 The sharpened portion 86 of the insert plate 84 and the engaging portion 88 penetrate through the contact portions of the clip plates 64 and are inserted into the ceiling of the lighting apparatus 1, do. Lastly, since the engaging portion 88 of the insert plate 84 is in close contact with the inner surface of the clip plate 64 when the illuminating device 1 is kept parallel to the illuminating device 1 while slightly moving the illuminating device 1, (1) can be fixed to the clip member (60).

If the illuminating device 1 is pulled downward to detach the illuminating device 1 from the ceiling for maintenance of the illuminating device 1, the engaging portion 88 of the insert plate 84 may be pulled out of the clip plates 64 So that the illuminating device 1 can be separated from the clip member 60. In addition,

Various types of illumination devices can be used in the hanger system for illumination according to the preferred exemplary embodiment of the present invention.

FIG. 5 is an exploded perspective view schematically illustrating an edge-lit type LED lighting apparatus for use in a hanger system for illumination according to a preferred exemplary embodiment of the present invention, and FIG. 6 is a perspective view of the hanger for illumination according to a preferred exemplary embodiment of the present invention. Fig. 7 is a cross-sectional view of another embodiment of a lighting apparatus of a lighting hanger system according to a preferred exemplary embodiment of the present invention; Fig.

5 to 7, the lighting apparatus 1 used in the hanger system for lighting according to the present embodiment includes a main frame 100 provided with a first opening 102, a light source provided on a side surface of the main frame 100, A light guide plate 20 provided in the main frame 100 for switching the light emitted from the light source 10 to the first aperture direction and a light guide plate 20 for reflecting the light in the light guide plate 20 in the direction of the first opening 102 A diffusion plate 40 for diffusing the surface light source coming from the light guide plate 20 in the direction of the first opening 102, a back plate 50 provided in contact with the reflection plate 30, A pressing portion 210 capable of pressing the rim of the back plate 50 and a pressing portion 210 extending from the pressing portion 210 to be coupled to the main frame 100, A subframe 200 having a portion 220 and a cable insertion portion 302 are provided in the longitudinal direction, And a cross member 300 is provided in the multiple sub-frames (200).

FIG. 8 is a photographic view schematically showing a state in which a light source is installed in a main frame of a lighting apparatus of a lighting hanger system according to a preferred exemplary embodiment of the present invention, and FIG. 9 is a perspective view of the hanger for lighting according to a preferred exemplary embodiment of the present invention. A light guide plate, a reflection plate, a diffusion plate, and the like are omitted, and FIG. 10 is a plan view of a lighting system according to a preferred embodiment of the present invention. Fig. 11 is a schematic view showing a state in which the main frame, the sub frame and the cross member of the lighting device of the hanger system are separated, Fig. 11 is a perspective view of the lower part of the sub frame of the lighting device of the lighting hanger system according to the preferred exemplary embodiment of the present invention Is an excerpt from a real photograph.

8 to 11, the main frame 100 and the subframe 200 may be formed of a strip having a predetermined cross section and a length, which are manufactured by an extrusion method using a material such as aluminum, stainless steel, metal, or other metal alloy For example, by cutting both ends of the strip with a 45 degree angle (for a rectangular or square illuminator) or a 30 degree angle (for an equilateral triangle illuminator) or a 60 degree angle (a hexagon illuminator) For example, by connecting respective vertexes to first corner brackets 104 or second corner brackets 204 having a 90 degree, 60 degree, or 120 degree angle, respectively, (202) are formed.

Meanwhile, according to the modified embodiments of the present invention, the main frame 100 and the sub-frame 200 may have various shapes such as the above-described polygonal structures, oval or circular, curved, It will be appreciated by those skilled in the art that it may have a structure.

The main frame 100 includes a support surface 110 on which a rim portion of the diffuser plate 40 is placed and contacted, a light source mounting surface (not shown) extending substantially vertically from the support surface 110 so that the light source 10 can be disposed 120 and a coupling part 130 which can be coupled together with the coupling part 220 of the subframe 200.

The supporting surface 110 of the main frame 100 is protruded by a predetermined length in the direction of the first opening 102 so as to be perpendicular to the longitudinal direction of the main frame 100. One surface of the supporting surface 110 is a front surface of the lighting apparatus 1 And the opposite surface is the portion where the rim portion of the diffusion plate 40 is placed.

As described above, the light source 10 is attached to the light source mounting surface 120 formed by vertically extending from the supporting surface 110 on which the diffuser plate 40 is placed by an adhesive such as double-sided adhesive or the like.

The coupling part 130 includes a seating face 132 on which the end of the coupling part 220 of the subframe 200 can be seated and a coupling part 220 of the subframe 200 seated on the seating face 132 And a fastening slot 160 formed in the longitudinal direction so as to receive a fastening nut 108 that can be fastened to the fastening member 106 such as a bolt for fastening. Meanwhile, the fastening slot 160 is a space in which the first corner bracket 104 is inserted and accommodated.

The first corner bracket 104 is formed in a letter shape having an engagement hole 105 inserted into a fastening slot 160 at the end of the strip of the main frame 100 and coupled by a bracket bolt (not shown) . That is, as described above, the four first corner brackets 104 are for connecting and fixing four strips of the main frame 100, and have sufficient rigidity to firmly support the strip to be connected , And is preferably made of a metal having high thermal conductivity, for example, stainless steel.

The main frame 100 in which four strips are assembled by the first corner bracket 104 includes a diffusion plate 40 for diffusing light emitted from the light source 10, a light guide plate 20, a reflector 30, The plate 50 is sequentially laminated.

The light source 10 includes an LED module in which a plurality of LED chips 12 are arranged on a circuit board 14 at predetermined intervals. Each LED chip 12 is fabricated using commercially available LEDs. The LED module is powered by a cable 70 from a power supply 400 or an emergency power source (not shown), which will be described later. It is preferable that the light source 10 is provided with LED modules on all four sides of the lighting device 1, that is, four light source mounting surfaces 120, for example, in a square or rectangular shape. However, those skilled in the art will appreciate that the number of LED modules installed in the light source 10 can be determined according to the size of the illumination device 1 and the pattern of the light diffusion pattern portion of the light guide plate 20 described later. In addition, in the case of the lighting device 1 having a rectangular shape, the light source 10 may be provided on the long side strip portion of the main frame 100. [

5 to 7, the light guide plate 20 has a wider portion and a larger (rectangular) shape than the first opening 102 of the main frame 100. As shown in FIG. The light guide plate 20 has a function of transmitting light emitted from the side light source 10 toward the front surface of the lighting apparatus 1 by using the principle of total internal reflection. The light guide plate 20 is made of acrylic resin (PC or PMMA). One surface of the light guide plate 20 is flat and a light scattering pattern portion is formed on the other surface. The light scattering pattern portion has a function of causing light emitted from the light source 10 to emerge at a certain critical angle or more when light traveling inside the light guide plate 20 can not be emitted in the front direction of the illuminating device 1 due to the principle of total reflection . That is, the light scattering pattern part converts the total light source into a surface light source or a function of making the total reflection diffuse.

In this light scattering pattern part, circular or egg dots may be formed in a predetermined pattern by a printing method or the like, or may be formed by etching (chemical corrosion), stamper, direct cutting, sandblasting, V- V 'grooves orthogonal to each other are formed at predetermined intervals and in a predetermined pattern.

According to the modified embodiment of the present invention, the light scattering pattern portion provided in the light guide plate 20 may be formed to be in contact with the diffusion plate 40, unlike the above-described embodiment. In this case, since the reflection plate 30 is in contact with the smooth surface of the light guide plate 20, it is possible to prevent the formation of the dark portion of the illumination device 1 and to help form a clean and complete light source because the reflection plate 30 is not lifted .

The reflector 30 reflects the light emitted from the light source 10 toward the front of the illuminating device 1 without being reflected by the inside of the light guide plate 20, And reflects the light back to the light guide plate 20. The reflector 30 is preferably made of a white reflective film using polyester or a silver film using vapor deposition, or an ESR exhibiting an effect of high reflectivity of 98% or higher in a polymeric polymer. The reflection plate 30 is preferably in close contact with the light guide plate 20 by the back plate 50 and has substantially the same size as the light guide plate 20.

The diffusion plate 40 has a function of diffusing and scattering light incident through the light guide plate 20 to uniformize the luminance of the entire illumination and to enhance the front luminance by condensing the light in the viewing angle direction. That is, in the diffuser plate 40, the light sources of the light source 10 incident into the light guide plate 20 are scattered by the light scattering pattern portion of the light guide plate 20 to become a surface light source, And is made in the form of a transparent polycarbonate film. The diffuser plate 40 also has a function of preventing the shape of the light scattering pattern portion formed on the light guide plate 20 from being conspicuous. The diffusion plate 40 is disposed to be in contact with the light guide plate 20 so as to face the reflection plate 30 and has substantially the same size as the light guide plate 20.

The back plate 50 is for contacting the reflection plate 30 in the direction of the light guide plate 20 and is in contact with the reflection plate 30. Further, it is preferable that the back plate 50 has substantially the same size as the reflector 30. The back plate 50 may be made of aluminum, stainless steel, metal or other metal alloy or plastic material.

According to a modified embodiment of the present invention, the back plate 50 and the reflection plate 30 may be integrally formed. When the reflector 30 is formed integrally with the back plate 50, the illumination device 1 can be further slimmed. The structure in which the back plate 50 and the reflection plate 30 are integrally formed can be referred to as a 'reflection plate' in the present embodiment. When the respective members are joined together or molded, It will be understood by those skilled in the art.

5 to 11, the sub-frame 200 may include a second opening (e.g., a first opening) substantially the same size as the first opening 102 of the main frame 100 202 are formed by connecting four strips by four second corner brackets 204 to form a quadrangular shape as a whole. As described above, the pressing portion 210 of the sub-frame 200 is configured to press the rim of the back plate 50, and the engaging portion 220 of the sub-frame 200 is pressed from the pressing portion 210 And is fixed to the main frame 100 by the second fastening member 206. The second fastening member 206 may be fixed to the main frame 100 by being fastened to the fastening surface of the fastening portion 130 of the main frame 100. [

Meanwhile, the subframe 200 is provided with a seating portion 230 formed in a direction opposite to the pressing portion 210. The end of the second cross bar 330 of the cross member 300 can be seated and fastened to the seating part 230. [ In addition, the seating portion 230 forms a second fastening slot 250 together with the rear surface of the pressing portion 210. The second fastening slot 250 may include a second fastening member 206 such as a bolt or the like for fixing the cross member 300 to the subframe 200 when the second fastening member 206 is engaged with the subframe 200. [ The second fastening nut 208 is inserted in the longitudinal direction of the strip of the subframe 200 so that the second fastening nut 208 can be received. Also, the second fastening slot 250 is a space in which the second corner bracket 204 is inserted and accommodated. The structure, function, and material of the second corner bracket 204 are the same as those of the first corner bracket 104 described above, and will not be described here.

In addition, a cable groove 260 is provided near the middle point of each strip of the subframe 200. When the subframe 200 is coupled to the main frame 100 with the diffusion plate 40, the light guide plate 20, the reflector 30, and the back plate 50 interposed therebetween, And a cable 70 for connecting the power supply 400 installed in the vicinity of the center of the backplate 50 and the emergency power source.

12 is a cross-sectional view of the cross member shown in Figs. 5 and 10, respectively.

5 to 12, the cross member 300 has a structure in which the edge portion of the assembly in which the diffusion plate 40, the light guide plate 20, the reflection plate 30, and the back plate 50 are stacked, The pressing portion 210 of the sub frame 200 presses the rim of the back plate 50 and presses the sub frame 200 in a state where the sub frame 200 is held in the state of being supported by the supporting surface 110, The first fastening member 106 and the first fastening nut 108 are assembled in a state where the engaging portion 220 of the main frame 100 is placed on the fastening portion 130 of the main frame 100, The cable 70 connected to the light source 10 is wired along the edge of the main frame 100 and is then passed through the cable groove 260 of the sub frame 200 And has a structure for concealing such a cable 70. The cross member 300 may be inserted into the second opening 202 of the subframe 200 and may include a first cross bar 310 having a predetermined width, a first cross bar 310, A pair of spacing bars 320 each extending a predetermined distance from the first cross bar 310 and spaced apart from each other by a predetermined distance from the first cross bar 310, And a second cross bar 330 having a length enough to cover the pressing portion 210 of the second cross bar 200. Here, the cable insertion portion 302 is a space at both ends in the width direction between the first crossbar 310 and the second crossbar 330. Further, the second cross bar 330 has an open slot 304 provided in the longitudinal direction at the center in the width direction thereof. A second crossbar 330 including an open slot 304, a pair of spacing bars 320 and a first crossbar 310 corresponding to the open slot 304 form a second cable insert. The cable 70 as described above is inserted into the first cable insertion portion 302 and / or the second cable insertion portion 304 in a state where the cross member 300 is installed in the subframe 200, Can be hidden and protected.

Meanwhile, the cross member 300 includes a power supply 400 and / or a mounting portion 340 to which an emergency power supply can be mounted. The mounting portion 340 has a plurality of slits provided in the longitudinal direction of the first cross bar 310 and the second cross bar 330, respectively. These slits may be formed by previously thinning the thicknesses of the first cross bar 310 and the second cross bar 330 so that the third fastening members such as bolts or the like for fixing the positions of the power supply 400 and / (Not shown).

1 ... illumination device 10 ... light source
12 ... LED chip 14 ... circuit board
20 ... light guide plate 30 ... reflector
40 ... diffuser plate 50 ... back plate
60 ... clip member 62 ... clip base
64 ... clip plate 66 ... guide portion
80 ... insert member 82 ... insert fixing plate
84 ... insert plate 86 ... pointed
88 ... engaging portion 100 ... main frame
102 ... first opening 104 ... first corner bracket
106 ... fastening member 108 ... fastening nut
110 ... supporting surface 120 ... light source mounting portion
130 ... fastening part 132 ... seat face
160 ... fastening slot 200 ... subframe
202 ... second aperture 204 ... second corner bracket
206 ... second fastening member 208 ... second fastening nut
210 ... pressing portion 220 ... engaging portion
230 ... seat portion 250 ... second fastening slot
300 ... cross member 302 ... cable insertion portion
310 ... first crossbar 320 ... space bar
330 ... second crossbar

Claims (10)

A clip member installed on the clearing and having a pair of clip plates having an elastic force; And
And an insert member provided on a frame of the illumination device so as to be selectively inserted between the clip plates.
The method according to claim 1,
Wherein the clip member is disposed parallel to the ceiling and has one end of each of the clip plates is fixed at a predetermined spacing distance;
And the other end of each of the clip plates is mounted on the base plate so as to be spaced apart by insertion of the insert member.
The method of claim 2,
And the other end of each of the clip plates further comprises a guide portion capable of guiding insertion of the insert member.
The method according to claim 1,
Said insert member comprising:
An insert securing plate fixable to a frame of the lighting device; And
And an insert plate protruding from the insert fixing plate.
The method of claim 4,
Said insert plate comprising:
A sharpening portion provided at one end to be inserted into the other end of the clip plates; And
And an engaging portion which is inserted into an inner space of the clip plates and can be brought into contact with an inner surface of one of the clip plates.
The method of claim 5,
Wherein the latching portion is formed by bending deformation of the insert plate.
The method according to claim 1,
The illumination device comprises:
A main frame having a first opening through which light can be projected;
A light source provided on a side surface of the main frame;
A light guide plate provided on the main frame to convert light emitted from the light source into the first opening direction;
A reflection plate provided to be in contact with the light guide plate to reflect light in the light guide plate in the first opening direction;
A diffusion plate provided to be in contact with the light guide plate so as to face the reflection plate for diffusing light emitted from the light guide plate toward the first opening; And
And a sub frame including a second opening corresponding to the first opening, a pressing part capable of pressing the rim of the reflection plate, and a coupling part extending from the pressing part to be coupled to the main frame. Lighting hanger system.
The method of claim 7,
Further comprising one or more cable inserts longitudinally provided and cross members mounted in the sub-frame across the second openings.
The method of claim 7,
Wherein the main frame and the subframe are any one of a polygonal, an elliptic, a circular, and a curved type.
The method of claim 7,
Wherein the light source comprises a light emitting diode (LED).

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