KR101455380B1 - LED fluorescent apparatus - Google Patents

Abstract

According to the present invention, an LED lighting device is installed on an object to be illuminated and provides illumination. The LED lighting device includes: a body case which has a cross section in the shape of ′��prime; and includes an accommodating part, a heat dissipating part, a reflection part, and a joining part that are integrally molded by extrusion; a finishing case which has a cross section in the shape of ′��prime;, includes a supporting part, a finishing part, and another joining part that are integrally molded by extrusion, and finishes both end portions in a lengthwise direction of the body case; a joining piece which joins the joining parts of the body case and the finishing case with each other; an LED module which is formed in the accommodating part of the body case and generates light with LEDs that operate to emit light; and a light transmitting panel which is arranged on the accommodating part of the body case to cover the LED module and makes light of the LED module have uniform brightness.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

The present invention relates to an LED lighting device, and more particularly, to a LED lighting device installed on a ceiling or a wall surface of a building, in which a body case having an LED module and a light- The present invention relates to an LED lighting apparatus that can be easily manufactured and assembled by fastening a case to a body case by a fastener.

Further, according to the present invention, since a plurality of body cases and finishing cases manufactured by the extrusion method and the like are fastened to one body by the fastening pieces as described above, when the plurality of lighting apparatuses are to be extended and installed, And more particularly, to an LED lighting device capable of realizing LED lighting.

In general, various types of lighting devices are used to provide light at night or indoors, or to illuminate an object. Such an illumination lamp is a device for converting electric energy into light energy to supply light or to irradiate an object with a power supply, and generally, an incandescent lamp or a fluorescent lamp is generally used.

In recent years, although it is expensive, various colors can be produced, and a long lifetime and a small amount of electricity are consumed. Therefore, an illumination device using LED is widely developed and used, and its shape and shape are diversified.

In such a conventional LED lighting apparatus, when the LED module as the light emitting means is accommodated in the accommodation space of the body case, which is an installation member fixedly installed at the installation site, the cover case closes the opening portion of the body case, And a plurality of LEDs mounted on the LED module are operated to emit light by receiving operation power from an SMPS or the like which is a fixed voltage supply unit that is normally fixed to the outside of the body case.

However, since the conventional LED lighting apparatus as described above is formed by die casting or press molding so that the body case has a rectangular or rectangular hexahedron shape with one side opened, the manufacturing process is complicated, .

In addition, since the body case and the cover case are connected to each other by fastening bolts such as bolts or pieces to the fastening holes formed in the corresponding parts, There is a problem in that it is troublesome to unclamp one by one using the same tool.

Further, when a plurality of lighting apparatuses are to be installed consecutively in the lateral direction at the installation place, that is, when the pair of lighting apparatuses are arranged in the lateral direction (the width direction not the longitudinal direction when the body case of the lighting apparatus is rectangular) A pair of LED modules are accommodated and an illumination device having an area corresponding to the installation site must be separately manufactured. Therefore, there is a problem that a large cost is required for manufacturing the separate illumination device.

Therefore, a pair of illuminating devices each containing one LED module must be installed adjacent to each other in the installation place, and it takes a lot of time to install another illuminating device after installing any one illuminating device If the balance of the lighting devices is different, there is a problem that the beauty is lowered.

Accordingly, it is an object of the present invention to provide a LED lighting device in which a body case to which an LED module and a light-transmitting plate are attached and a finishing case to finish the body case are easily manufactured by an extrusion method and the like, So that the LED lighting device can be easily manufactured and assembled.

Another object of the present invention is to provide a lighting device and a lighting device in which a plurality of body cases and finishing cases manufactured by an extrusion method and the like are fastened to one body by a fastener, And the LED lighting device can be easily realized.

Meanwhile, the object of the present invention is not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

According to the present invention, there is provided an LED lighting apparatus for providing illumination by being installed on a lighting object or the like, the LED lighting apparatus comprising: a body case having a receiving portion, a heat radiating portion, a reflecting portion and a fastening portion integrally extruded, A finishing case extruded integrally with the supporting portion, the finishing portion and the fastening portion with a cross-sectional shape and closing both ends in the longitudinal direction of the body case; A fastener for fastening the fastening portions of the body case and the finishing case to each other; An LED module that is disposed in the receiving portion of the body case and generates light through the LEDs that are operated to emit light; And a light transmitting panel which surrounds the LED module in a receiving portion of the body case and has a uniform brightness of light of the LED module.

Therefore, according to the present invention, the body case manufactured through extrusion molding and the corner portions of the finishing case are fastened and assembled through fasteners, thereby saving manufacturing cost of the body case and the finishing case, It is possible to perform a simple and stable assembling and disassembling operation without a tool.

Further, the plurality of body cases and the finishing cases can be easily fastened to one lighting device by the fastener, the coupling fastener, the connecting bar, etc., so that the installation work can be easily performed when a plurality of lighting devices are to be installed. have.

On the other hand, the effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view of an LED lighting apparatus according to a preferred embodiment of the present invention;
2 is an exploded perspective view showing the LED lighting apparatus of the present invention;
3 is a side cross-sectional view showing the LED lighting apparatus of the present invention;
4 is a perspective view showing a state in which the LED lighting apparatus of the present invention is extended in the lateral direction; And
5 and 6 are an exploded perspective view and a side sectional view showing the LED lighting apparatus of FIG. 4, respectively.

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

FIG. 1 is a perspective view of an LED lighting apparatus according to a preferred embodiment of the present invention, FIG. 2 is an exploded perspective view showing the LED lighting apparatus of the present invention, and FIG. 3 is a side sectional view showing the LED lighting apparatus of the present invention.

1 to 3, the LED lighting apparatus according to the preferred embodiment of the present invention has a receiving portion 111, a heat radiating portion 112, a reflecting portion 113, And a fastening part 123 are integrally extruded and molded into a body case 110 in which the fastening part 114 and the fastening part 114 are integrally extruded and the support part 121, A fastening case 120 for fastening the fastening parts 114 and 123 of the body case 110 and the case 120 to each other and fastening the body case 110 to both ends thereof; The LED module 140 includes a receiving part 111 of the body case 110 and generates light through the LEDs 141 to emit light. The LED module 140 surrounds the receiving part 111 of the body case 110 And a light projecting panel 150 for making the light of the LED module 140 have a uniform brightness.

The body case 110 includes a body 110 of a LED lighting device having a cross section of a cross section and having a receiving portion 111, a heat radiating portion 112, a reflecting portion 113 and a fastening portion 114 integrally extruded, And has a square or rectangular shape as a whole and is extrusion-molded with a metal material such as aluminum or the like.

The receiving portion 111 has a receiving surface 111a having a cross section and having a printed circuit board of the LED module 140 attached to the lower surface thereof, (Not shown) and a SMPS (not shown), which are constant voltage and control members, and are connected to the LED module 140 to supply power to the LED module 140. The power supply panel 150 includes a panel support 111b, (Not shown) or the like for supplying the electric power to the outside.

The heat dissipating unit 112 includes a pair of heat dissipating pieces 112a formed in the upper surface of the receiving unit 111 and having a bend shape and the heat dissipating piece 112a is connected to the LED module 140 are radiated to the outside.

The reflector 113 includes a pair of reflection shafts 113a extending obliquely at both side edges of the lower side of the receiving portion 111 and a sawtooth cross section at the lower side of the reflection shade 113a And a reflection protrusion 113b for reflecting the light of the LED module 140 transmitted through the light transmitting panel 150.

The coupling part 114 is formed with a U-shaped cross section at the end of a pair of reflection shafts 113a of the reflection part 113 and has a fastener 130 And a pair of fastening pieces 114a for fastening the body case 110 and the case 120 to each other.

Therefore, according to the body case 110, the receiving part 111, the heat radiating part 112, the reflecting part 113, and the fastening part 114 are integrally extruded with a cross- Die-casting, press, or the like as in the case of the first embodiment, thereby making it possible to simplify the manufacturing process and to save the manufacturing cost.

The finishing case 120 is formed by integrally extruding the supporting portion 121, the finishing portion 122 and the fastening portion 123 with a cross-sectional shape and has both ends in the longitudinal direction of the body case 110 And is extrusion-molded with a metal material such as aluminum or the like having a length corresponding to the width direction of the body case 110. As shown in FIG.

The supporting part 121 has a flat shape and covers a part of the lower side of the receiving part 111 of the body case 110 while supporting the supporting plate 121a supported by the fastening part 114a of the fastening part 114 .

The end portion 122 is extended vertically from the support plate 121a of the support portion 121 while having an area covering one end of the receiving portion 111 of the body case 110, And a finishing plate 122a supported at both ends of the body case 110 to close both ends of the body case 110. [

The fastening part 123 includes a flange 123a extending perpendicularly to the finishing plate 122a of the finishing part 122 and a flange 123a formed at the end of the flange 123a in a ' The body case 110 and the closing case 120 are formed in the longitudinal direction so that one side of the fastening hole 130 of the fastening piece 114 inserted in the fastening piece 114a of the body case 110 is inserted. And a fastening groove 123d for fastening.

Therefore, according to the finishing case 120, the supporting portion 121, the finishing portion 122, and the fastening portion 123 are integrally extruded while having a cross-sectional shape, Or molded by pressing or the like, so that the manufacturing process can be simplified and the manufacturing cost can be reduced.

The fastener 130 is a fastening means inserted into and fastened to the fastening portions 114 and 123 of the body case 110 and the case 120. The fastening portion 130 is fastened to the fastening portions 114 and 123 of the body case 110, A second insertion hole 132 inserted into the coupling groove 123d of the coupling part 123 of the closing case 120 and a second insertion hole 132 inserted into the first insertion hole 131 and the second insertion hole 131, And a connection port 133 for connecting the insertion ports 132 to each other so as to have a vertical state.

It is preferable that unevennesses 131a and 132a are formed on one side of the first insertion port 131 and the second insertion port 132 to improve the frictional coefficient of the contact surface when they are inserted into the fastening piece or the fastening groove of the fastening portion Do.

Accordingly, the fastener 130 can easily fasten the corner portions of the body case 110 and the case 120, which are manufactured by the extrusion molding method, respectively, so that the bolts and the bolts, It is not necessary to screw-fasten the assembly part by a separate tool, thereby facilitating disassembly and assembly of the LED lighting device during maintenance.

The LED module 140 is a light emitting unit that is attached to a receiving surface 111a of the receiving part 111 of the body case 110 and generates light through the LEDs 141 that are operated to emit light, 111a are provided at a predetermined interval.

Here, the LED module 140 includes a plurality of LEDs 141, a printed circuit board 142 on which the LEDs 141 are mounted while being spaced apart from each other, and a plurality of LEDs 141 connected to the SMPS from one side of the printed circuit board 142 And the operation power supplied from the SMPS is supplied to the LEDs 141 mounted on the printed circuit board 142 so that the LEDs 141 emit light.

The LED module 140 has a switch SW installed through the flange 123a of the finishing case 120 so as to be connected to a wire cable so that the operation power supplied from the SMPS is controlled to be on- So that the light emitting operation of the LEDs 141 is controlled, thereby facilitating on / off control of the operating power during maintenance.

The light transmitting panel 150 is configured to surround the LED module 140 on the panel support 111b of the receiving part 111 of the body case 110 so that the light of the LED module 140 has a uniform brightness A semi-circular panel body 151 and an insertion piece 152 formed in a shape of an ellipse at the outer peripheral edge of the panel body 151 and slidably inserted into the panel support 111b ).

Here, the both end opening portions of the panel body 151 are closed by the finishing plate 122a of the finishing case 120, so that deterioration of the appearance can be prevented.

The light transmitting panel 150 is made of transparent or semitransparent light transmitting material having a thickness of about 5 mm such as PC, PMMA, acrylic, epoxy, PET, or melamine resin, and has a predetermined size And the bubbles may be formed by extrusion or injection in the production of the diffusion plate, or by foam molding such as foam extrusion, foaming and the like.

Hereinafter, a method of assembling the above LED lighting apparatus will be described in detail.

The printed circuit board 142 of the LED module 140 is installed on the receiving surface 111a of the receiving part 111 of the body case 110 through an adhesive having a heat radiation function or a known fastening method, The printed circuit board 142 is connected to the SMPS, which is a constant voltage and control member formed in the hollow portion 111, through a wire cable so that the LEDs 141 emit light when operating power is supplied.

The insertion piece 152 of the light transmitting panel 150 is slidably inserted into the panel supporting portion 111b of the receiving portion 111 of the body case 110 so that the LED module 120 is inserted into the semi-circular panel body 151 .

The supporting plate 121a of the supporting portion 121 is inserted into the body 120 in the state where the second insertion opening 132 of the fastening hole 130 is inserted into the fastening groove 123d of the fastening portion 123 of the finishing case 120, The finishing plate 122a of the finishing portion 122 is supported by the fastening piece 114a of the coupling portion 114 of the case 110 and the finishing plate 122a of the finishing portion 122 is inserted into the receiving portion 111 of the body case 110 and the reflecting plate 113 of the reflecting portion 113, (113a).

The first insertion opening 131 of the fastener 130 is fastened to the fastening part 130 of the body case 110 so that the both ends of the panel body 151 of the light transmitting panel 150 and the hollow of the receiving part 111 can be closed. Is inserted into the fastening piece (114a) of the fastening member (114).

Accordingly, the LED lighting apparatus according to the present invention can be manufactured by assembling the body case 110 and the finishing case 120, which are manufactured through the extrusion molding, through the fastening holes 130, The manufacturing cost of the case 120 can be saved, and a simple and stable assembly and disassembly operation can be performed without a separate assembling tool.

Hereinafter, an assembling method in which a plurality of LED lighting apparatuses constructed as described above are extended in the lateral direction will be described in detail.

FIG. 4 is a perspective view showing a state in which the LED lighting apparatus of the present invention is extended in the lateral direction, and FIGS. 5 and 6 are an exploded perspective view and a side sectional view, respectively, of the LED lighting apparatus of FIG.

4 to 6, only the case where a pair of LED lighting apparatuses are extended and assembled in the lateral direction is described, but the number of LED lighting apparatuses can be further increased, The detailed description thereof will be omitted.

As shown in FIGS. 4 to 6, when the first illuminating device 100A and the second illuminating device 100B according to the preferred embodiment of the present invention are to be expanded and assembled laterally, first, The first body case 110A of the apparatus 100A and the second body 100B of the second body 100B are provided on the receiving surface 111a of the receiving part 111 of the LED module 140, (142) is installed through an adhesive having a heat radiation function or a known fastening method.

Thereafter, the printed circuit board 142 is connected to the SMPS, which is a constant voltage and control member formed in the receiving portion 111, through a wire cable so that the LEDs 141 emit light when the operation power is supplied.

The insertion pieces 152 of the light transmitting panel 150 are slidably inserted into the panel supporting portions 111b of the receiving portions 111 of the first and second body cases 110A and 110B so that the LED module 120 And is wrapped by the semi-circular panel body 151. [

In this state, the first-first fastening piece 114a-A2 and the second-first fastening piece 114a-B1 of the pair of fastening pieces formed in the first and second body cases 110A and 110B, A connecting bar CB having a shape corresponding to the cross section of the first-second fastening piece 114a-A2 and the second-first fastening piece 114a-B1 is inserted into the first- (114a-A2) and the (2-1) fastening pieces (114a-B1) are connected to each other.

Here, the connecting bar CB has a predetermined length, that is, a length slightly smaller than the longitudinal direction of the body case 110, and the first-second fastening piece 114a-A2 and the second- A connecting piece CS having a shape corresponding to the cross section of the first insertion block CB-1, and a pair of first insertion block CB-1 and a second insertion block CB-2. That is, the first insertion block CB-1 is inserted into the first-first fastening piece 114a-A2 and the second insertion block CB-2 is inserted into the second-first fastening piece 114a-B1. do.

At this time, a cable connecting member (not shown) connected to the SMPS connected to external operation power supply means through a wire cable is provided outside the receiving portion 111 of any one of the first and second body cases 110A and 110B. And the SMPS formed in the other accommodating portion 111 of the cable connecting member may be made electrically conductive through a wire cable.

Thereafter, the first fastening groove 123D-A1 of the first finishing case 120A closing both ends of the first body case 110A and the second finishing case 120B closing the both ends of the second body case 110B The second insertion opening 132 of the fastening hole 130 is inserted into the second fastening hole 123d-B2 of the fastening hole 130d.

The first fastening case 120A and the second fastening case 120B are provided with first fastening grooves 123D-A2 and 123D-B1 in the first fastening case 120A and the second fastening case 120B, respectively. The second insertion port 132-2 of the coupling fastener 130-1 is inserted so that the finishing cases 120B are connected to each other.

Here, the pair of fasteners 130-1 are coupled to each other while the pair of fasteners 130 are opposed to each other. The first and second body cases 110A, A pair of first insertion ports 131-1 inserted into the first-second fastening pieces 114a-A2 and the second-first fastening pieces 114a-B1, A pair of second insertion ports 132-2 and first and second insertion ports 131-1 and 131-2 inserted into the first coupling groove 123d-B1 of the groove 123d-A2 and the second closing case 120B, And a connection port 133-1 for connecting the second insertion ports 131-2 so that they have a vertical state.

The coupling part 130-1 is for coupling the first and second closing cases 120A and 120B to each other. The first and second body cases 110A and 110B A2 of the first closing case 120A and the first locking groove 123d-A2 of the second closing case 120B of the first closing case 120A are connected to each other by the connecting bar CB, The second insertion ports 132 of the pair of fasteners 130 may be inserted into the first and second fasteners 130-1 and 130-1.

The support plate 121a of the first and second finishing cases 120A and 120B of the first and second finishing cases 120A and 120B is fastened to the fastening piece 114 of the fastening part 114 of the first and second body cases 110A and 110B. And the finishing plate 122a of the finishing portion 122 is supported by the receiving portion 111 of the first and second body cases 110A and 110B and the reflecting can 113a of the reflecting portion 113 The first insertion port 131-1 of the coupling fastener 130-1 is inserted into the first and the second insertion holes 131-1 so that the both ends of the panel body 151 of the light transmitting panel 150 and the hollow of the receiving portion 111 can be closed. Is inserted into the first-second fastening piece 114a-A2 and the second-first fastening piece 114a-B1 of the two body cases 110A and 110B and is inserted into the first fastening groove 123d The first insertion opening 131 of the fastener 130 into which the second insertion opening 132 is inserted into the second fastening groove 123d-B2 of the second finishing case 120B is inserted into the first and second Are inserted into the first-first fastening piece 114a-A1 and the second-second fastening piece 114a-B2 formed in the body cases 110A, 110B.

Meanwhile, the LED module 140 is provided from the SMPS so that a switch SW installed through the flange 123a of the first and second finishing cases 120A and 120B is connected to the wire cable Off operation of the LEDs 141 can be controlled so that the on / off control of the operation power source can be facilitated during maintenance.

Therefore, according to the LED lighting apparatus as described above, the plurality of body cases 110A and 110B and the finishing cases 120A and 120B are connected to the coupling hole 130, the coupling coupling hole 130-1 and the coupling bar CB So that the installation work can be easily performed when a plurality of lighting apparatuses are to be extended.

While the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. It will be understood that the invention may be embodied otherwise. It is therefore to be understood that the above-described embodiments are illustrative and non-restrictive in every respect.

Claims (11)

CLAIMS 1. An LED lighting device for providing illumination to an object to be illuminated,
A body case 110 having a receiving portion 111, a heat radiating portion 112, a reflecting portion 113 and a fastening portion 114 integrally extruded with a cross-sectional shape of a 'g'shape;
A finishing case 120 having a cross section and having a support part 121, a finishing part 122 and a fastening part 123 integrally extruded and closing both ends in the longitudinal direction of the body case 110;
A fastener 130 for fastening fastening portions 114 and 123 of the body case 110 and the case 120 to each other;
An LED module 140 formed in the receiving portion 111 of the body case 110 and generating light through the LEDs 141 that are operated to emit light; And
And a light projecting panel 150 configured to surround the LED module 140 in the receiving part 111 of the body case 110 so that the light of the LED module 140 has a uniform brightness. Lighting device. 2. The apparatus according to claim 1, wherein the receiving portion (111)
Shaped cross-section,
A receiving surface (111a) on which a printed circuit board of the LED module (140) is mounted and accommodated;
And a panel support (111b) formed at both side edges of the receiving surface (111a) and in which the light transmitting panel (150) is slidably inserted. 3. The display device according to claim 2, wherein the reflective portion (113)
A pair of reflection shafts (113a) extending obliquely at both side edges of the lower side of the receiving portion (111);
And a reflection protrusion (113b) having a serrated cross section on the lower side of the reflection shade (113a) and diffusing the light of the LED module (140) transmitted through the light transmitting panel (150) . The connector according to claim 3, wherein the coupling portion (114)
The reflector 113 has a pair of reflection shafts 113a formed at ends of the reflection shafts 113a so as to have a U-shaped cross section and insert the other insertion port of the fastener 130 into which the one insertion port is inserted And a pair of fastening pieces (114a) for fastening the body case (110) and the closure case (120) to each other. 5. The apparatus of claim 4, wherein the support (121)
And a support plate (121a) having a flat shape and being supported by the fastening piece (114a) of the fastening part (114) while covering a part of the lower side of the receiving part (111) of the body case (110) . 6. The apparatus according to claim 5, wherein the finishing portion (122)
The body case 110 is supported at both ends of the body case 110 in a state in which it extends vertically with an area covering one end of the receiving part 111 of the body case 110 with respect to the supporting plate 121a of the supporting part 121, And a finishing plate (122a) for finishing both ends of the case (110). 7. The connector according to claim 6, wherein the coupling part (123)
A flange 123a extending perpendicular to the finishing plate 122a of the finishing portion 122;
A fastener 130 having a cross section of 'ㅁ' or '자' shape at the end of the flange 123a and formed in the longitudinal direction and having the other insertion port inserted into the fastening piece 114a of the body case 110 And a fastening groove (123d) for fastening the body case (110) and the closure case (120) by inserting one side insertion port. 8. The apparatus of claim 7, wherein the fastener (130)
A first insertion port (131) inserted into the fastening piece (114a) of the fastening part (114) of the body case (110);
A second insertion port 132 inserted into the coupling groove 123d of the coupling part 123 of the closing case 120; And
(133) connecting the first insertion port (131) and the second insertion port (132) so that the first insertion port (131) and the second insertion port (132) are perpendicular to each other. The method according to claim 1,
Further comprising a connecting bar (CB) connecting the fastening parts (114) of the adjacent body cases (110) when the plurality of LED lighting devices are coupled in the lateral direction. 10. The method of claim 9,
A plurality of LED lighting devices are coupled to each other in the lateral direction by a coupling fastener 130-1 which connects fastening portions 114 of adjacent body cases 110 and fastening portions 123 of adjacent fastening cases 110 The LED lighting device further comprising: 11. The apparatus of claim 10, wherein the coupling fastener (130-1)
A first insertion port inserted into the fastening portions 114 of the adjacent body cases 110;
A second insertion port which is respectively inserted into the fastening portions 123 of the adjacent closing cases 120; And
And a connector for connecting the first insertion port and the second insertion port in a vertical state.

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