WO2013100583A1 - 차폐가 용이한 엘이디 면발광장치 및 그 제조방법 - Google Patents
차폐가 용이한 엘이디 면발광장치 및 그 제조방법 Download PDFInfo
- Publication number
- WO2013100583A1 WO2013100583A1 PCT/KR2012/011493 KR2012011493W WO2013100583A1 WO 2013100583 A1 WO2013100583 A1 WO 2013100583A1 KR 2012011493 W KR2012011493 W KR 2012011493W WO 2013100583 A1 WO2013100583 A1 WO 2013100583A1
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- WIPO (PCT)
- Prior art keywords
- emitting device
- rear case
- window frame
- easy
- light emitting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/90—Methods of manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional [2D] array of point-like light-generating elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
Definitions
- the present invention relates to an LED surface light emitting device that is easy to shield and a method of manufacturing the same. More particularly, the LED surface light emitting device that is easily shielded can be installed on the ceiling of a room and can prevent foreign substances such as dust or insects from entering. An apparatus and a method of manufacturing the same.
- the light of the LED disposed at the center can emit all the light to the diffuser plate on the front side, but the light of the LED located at the edge is reflected by the frame on the side of the LED and cannot be incident directly to the diffuser plate. .
- conventional surface emitting devices using LEDs accommodate a substrate on which LEDs are mounted, and use a window frame made of metal as a frame fixed to a ceiling.
- the window frame has a problem in that the productivity is very low because the frame of each side must be manufactured separately and assembled.
- Patent Document 10-0976274 may be a representative example.
- Patent No. 10-0976274 describes that the main frame is manufactured by connecting the first main frame and the second main frame with bolts.
- surface light emitting devices using conventional LEDs use the frame as a metal linear frame.
- the bolts are bolted to form a window frame that provides a space for accommodating the board on which the LED is mounted.
- a fine gap is generated between the first main frame and the second main frame, and dust may be introduced through the gap, or insects such as a mayfly may enter the window frame.
- the assembly process takes a lot of time, resulting in low productivity.
- the lighting device is expensive due to the use of metal, the reduction of electric charges due to the use of LEDs and There is virtually no problem in reducing the replacement cost of the bulb is very difficult to commercialize.
- the weight is heavy, and it can be very dangerous when the LED surface light emitting device installed on the ceiling falls due to natural disasters such as earthquakes or sub-construction, and the main frame is installed on the ceiling when installing the ceiling. After fixing the bolt to the frame, using a wire to be fixed to prevent the fall because it requires a lot of time required for construction.
- the present invention has been made in view of the above-described problems, and provides an LED surface light emitting device with easy shielding and a method of manufacturing the same, which can prevent inflow of foreign objects.
- another technical problem to be solved by the present invention is to provide an easy-to-shield LED surface light emitting device and a manufacturing method thereof that can greatly improve the productivity by simplifying the assembly process.
- another technical problem to be solved by the present invention is to provide an LED surface light emitting device and a method of manufacturing the same easy to shield the brightness difference between the central portion and the peripheral portion of the surface light emitting device.
- Another technical problem to be solved by the present invention is to provide an easy to shield, LED surface light-emitting device and a method of manufacturing the same that can greatly reduce the risk even when falling from the ceiling by minimizing the weight have.
- the LED surface light emitting device of the present invention which is easy to shield, includes an integrated rear case part in which a substrate on which LEDs are mounted is accommodated in an accommodation space open to the front side, and an open front side of the rear case part. Covered in, the diffusion panel to form a surface light source by diffusing the light of the LEDs, and the front window frame coupled to the rear surface of the rear case portion in the state in which the diffusion panel is located on the rear case portion .
- the present invention is a method of manufacturing a shielding LED surface light emitting device, a) the front surface side by having a synthetic resin resin, the bent surface provided on one side from the bottom surface and the support surface extending from the bent surface to the side flat Manufacturing an integrated rear case part having the open receiving space and having a plurality of force beams and fastening support parts on the back; and b) injecting synthetic resin to have an opening in the center and larger than the size of the rear case part; Manufacturing a front window frame in which a plurality of force beams are integrally formed in the substrate; c) preparing a diffusion panel for diffusing light to enable light emission on a surface; and d) a substrate on which LEDs are mounted at predetermined intervals.
- the LED surface light emitting device of the present invention which is easy to shield, is composed of a single body without a gap, thereby preventing dust or insects from entering, thereby preventing the brightness from being reduced with use.
- the present invention does not require the assembly process by integrally manufacturing the window frame, the process of processing the metal is not required, there is an effect that can greatly simplify the process to improve the productivity.
- the present invention forms a frame and a substrate support panel by injection of a synthetic resin, lowering the price of the product to maximize the energy saving effect that can be expected when using LED lighting and saving the replacement cost of the bulb can accelerate the commercialization It has an effect.
- the light emitted from the LEDs positioned at the edges of the LEDs disposed by treating the edge portions of the substrate support panel supporting the substrate with curved or inclined surfaces is smoothly provided to the diffuser plate to provide a central portion of the surface light emitting device.
- the present invention reduces the risk of falling by reducing the weight, and can be easily carried out by the worker alone during construction, in particular, the process of fixing with a wire can be omitted, thereby reducing the construction time.
- FIG. 1 is an exploded perspective view of an LED surface lighting device is easy to shield according to a preferred embodiment of the present invention.
- FIG. 2 is a coupling state diagram of FIG. 1.
- FIG. 3 is a cross-sectional view of the A-A direction in FIG. 2.
- FIG. 4 is a rear side perspective view of the front window frame in FIG.
- FIG. 5 is a partial cross-sectional view of an LED surface light emitting device of easy shielding according to another embodiment of the present invention.
- FIG. 6 is a partial cross-sectional view of an LED surface light emitting device of easy shielding according to another embodiment of the present invention.
- Figure 7 is another embodiment of the front window frame of the LED surface light emitting device of the present invention easy to shield.
- FIG. 8 is a partial cross-sectional view of the rear case part in a state in which a power supply unit is installed.
- FIG. 9 is a flowchart illustrating a manufacturing process of an LED surface light emitting device of easy shielding according to a preferred embodiment of the present invention.
- FIG. 1 is an exploded perspective view of the LED surface lighting device is easy to shield according to a preferred embodiment of the present invention
- Figure 2 is a perspective view of the combined state of Figure 1
- Figure 3 is a cross-sectional view of the AA direction in Figure 2
- Figure 4 is a rear perspective view of the front window frame 40 in FIG. 1.
- the LED surface lighting device for easy shielding according to the preferred embodiment of the present invention
- the one side is open to provide an integrated space for accommodating the substrate 10 on which the LED is mounted
- the case part 20 the diffusion panel 30 which covers an edge of one surface at an edge of the open surface of the rear case part 20, and the rear case is covered on the upper side of the diffusion panel 30 It is configured to include a front window frame 40 coupled to the portion 20 to seal the rear case 20.
- the shape of the rear case part 20 forms a bent surface 21 whose edge is bent upward, and is provided with a concave accommodation space inside the bent surface 21.
- the bent surface 21 of the upwardly bent rear case portion 20 is bent at an angle not at right angles to the bottom surface of the receiving space, and a plurality of LEDs mounted on the substrate 10 by the inclination thereof ( The light of the LEDs positioned at the edges of 11) is directly emitted to the diffusion panel 30.
- the upper surface of the bent surface 21 of the rear case 20 is a flat support surface 22 is placed in parallel with the bottom surface of the receiving space to contact the bottom surface of the front window frame 40, the support surface A plurality of fastening holes 23 are provided in the 22, and the front window frame 40 is bolted while the diffusion panel 30 and the front window frame 40 are covered with the upper case 20.
- a plurality of force ribs 24 protrude to implement a light yet robust structure.
- the force 24 increases the area in contact with air and is also a means for lowering the heat generated from the power supply more easily.
- the bottom case and the bent surface 21 and the support surface 22 of the receiving case as a characteristic configuration of the rear case 20 is integrally molded, it is possible to prevent the inflow of foreign objects.
- the rear case part 20 may be manufactured using a metal, and preferably, may be easily manufactured by injecting a synthetic resin.
- a synthetic resin By using the synthetic resin can lower the manufacturing cost, there is also an advantage that can shorten the process time required for manufacturing.
- the synthetic resin back case 20 may be added with an additive which is advantageous in the reflection of light, but a sufficient light reflection effect may be obtained even by manufacturing a glossy white synthetic resin.
- the substrate 10 in which the plurality of LEDs 11 are mounted is mounted in the accommodating space part of the rear case part 20, and is fixed by bolts or the like. At this time, the substrate 10 can be divided into two as shown in the figure can be configured to supply the power, so that only a portion of the power supply as necessary to further reduce the power consumption.
- the substrate 10 is shown as being divided into two, but the substrate 10 may be one that is not divided, and more than two may be used.
- the support surface 22 of the rear case part 20 is covered to be in contact with the rear edge of the diffusion panel 30.
- the size of the diffusion panel 30 is smaller than the size of the rear case part 20, which is an edge of the support surface 22, so that a part of the support surface 22 is extended to the outside of the diffusion panel 30. Allow exposure.
- the rear edge of the front window frame 40 is in contact with the support surface 22, and is fastened by bolting at a portion where the support surface 22 and the bottom window frame 40 are in contact with each other.
- the size of the front window frame 40 is larger than that of the rear case part 20 having the support surface 22 formed at an edge thereof, so that the support surface 22 is fitted to the rear side of the front window frame 40 to be fixed. To be possible.
- the front window frame 40 is a downwardly curved surface 41, the side portion of which is bent downward, the downwardly curved surface 41 is a plurality of force ribs 42 protruding from the rear side of the window frame 40 Is supported by.
- the opening 43 side which is the inner side of the force ribs 42, is the place where the rear case part 20 is inserted, and in particular, the front window frame 40 and the rear case part 20 are fixed in place by bolts. If not, the rear case portion 20 can be inserted into an area surrounded by the forces 42 so as to be accurately positioned.
- the force 42 may not only increase the rigidity of the front window frame 40 but also serve as a guide for the coupling, thereby making the coupling easier.
- the periphery of the opening 43 of the front window frame 40 forms a curved surface portion 44 with a predetermined curvature.
- the curved portion 44 has a visual effect to make the entire structure thinner, and the light diffused from the diffusion panel 30 and emitted out of the surface on the surface 42 of the front window frame 40. It is possible to prevent shadows from being reflected from the surrounding area.
- the front window frame 40 may be made of a metal material, and may be manufactured by injection of synthetic resin as in the rear case part 20 described above. This may also have the same effect as mentioned in detail with respect to the effect of the back case 20.
- the front window frame 40 also uses a glossy white synthetic resin to have a sufficient light reflectance.
- the front window frame 40 and the rear case part 20 are fastened to each other by using a plurality of bolts on the rear side of the support surface 22 while the front window frame 40 is fitted.
- the diffusion panel 30, the edge of which is positioned between the front window frame 40 and the rear case 20, is also firmly fixed at the same time.
- each of the rear case part 20 and the front window frame 40 is integrally formed, a gap does not occur, and thus foreign matters such as dust or insects can be prevented from entering.
- FIG. 5 is a partial cross-sectional view of an LED surface light emitting device of easy shielding according to another embodiment of the present invention.
- an easy to shield LED surface light emitting device is similar to the configuration of the preferred embodiment of the present invention described above, and includes a receiving groove provided along an upper circumference of the support surface 22. It further includes (25), the O-ring 26 is inserted into the receiving groove 25 to further prevent the gap between the front window frame 40 and the rear case portion 20 to occur. .
- FIG. 6 is a partial cross-sectional view of an LED surface light emitting device of easy shielding according to another embodiment of the present invention.
- an easy to shield LED surface light emitting device may have a bending surface 21 upward from the rear case part 21 unlike the example illustrated in FIG. 5. It may be a curved shape forming a curvature of.
- the curved surface 21 minimizes the light emitted from the LED 11 adjacent to the curved surface 21 to be reflected by the curved surface 21 and minimizes the reflection angle even when the edge is reflected. It is possible to prevent the brightness at.
- Figure 7 is another embodiment of the front window frame 40 of the LED surface light emitting device easy to shield the present invention.
- the front window frame 40 according to another embodiment of the present invention is not provided with a downwardly curved surface 41 due to a difference from the front window frame 40 in the above-described embodiments. It has a flat structure.
- This structure minimizes the degree of protruding from the ceiling in the state where the present invention is installed on the ceiling, so that the front window frame 40 can achieve the same level as the ceiling panel installed on the ceiling.
- the front window frame 40 shown in FIG. 7 is also provided with an opening 43, and the front window frame 40 at the periphery of the opening 43 is also provided with a curved surface 44 to provide a difference in brightness according to the position. It can be minimized, and the back of the force (not shown) is located at the position of the force 42 of the front window frame 40 of the previous example to guide the coupling position of the rear case portion 20.
- the present invention first manufactures the back case part 20, the diffusion panel 30, and the front window frame 40 each having an integrated structure, and together with the substrate 10. By fastening the back case part 20, the diffusion panel, and the front window frame 40 of the integrated structure, the LED surface light emitting device having excellent airtightness can be easily manufactured.
- FIG. 8 is a partial cross-sectional view of the rear case part in a state in which a power supply unit is installed.
- the present invention has a power supply unit 50 mounting structure that can be applied to all the various embodiments described above.
- the force 24 serves to increase the rigidity of the rear case part 20 itself and to form a flow path through which air moves.
- a fastening support 27 is provided at the same height as the force 24 to provide a predetermined fastening area so that the power supply unit 50 can be bolted.
- a part of the bottom surface of the power supply unit 50 is supported by the support unit 27 and the force 24, and the power supply unit 50 is fixed by bolting to the fastening support unit 27.
- the lower side of the power supply unit 50 is provided with a space that is the interval between the force 24, by allowing a smooth convection through this space it is possible to release the heat generated from the power supply unit (50).
- the ease of heat dissipation of the power supply unit 50 may not only prevent heat generated from the power supply unit 50 from affecting the LED 11, but also shorten the life of the LED 11, and may cause a difference in temperature of each part. It becomes possible to prevent it from exceeding a reference value.
- the heat dissipation characteristics of the power supply unit 50 may be improved as the height of the force 24 and the fastening support unit 27 is higher. In this case, the thickness and heat dissipation characteristics are increased because the overall thickness of the present invention increases. In consideration of this, it is preferable to form a force 24 and a fastening support 27 having a suitable height.
- FIG. 9 is a flowchart illustrating a manufacturing process of an LED surface light emitting device of easy shielding according to a preferred embodiment of the present invention.
- the reference numerals of the respective components are described to coincide with the reference numerals of the aforementioned figures.
- the method of manufacturing an easy-to-shield LED surface light emitting device includes a bent surface 21 and a support surface 22 by injecting a synthetic resin to accommodate the open side at the front side.
- a space is provided, and a step (S91) of manufacturing a rear case part 20 in which a plurality of force ribs 24 and a fastening support part 27 are integrally provided on the rear surface (S91), and a synthetic resin is injected into the rear case part 20.
- S92 manufacturing a front window frame 40 having an opening 43 in the center and having a plurality of force ribs 42 integrally provided at a rear side thereof, and spreading light to emit light on the surface.
- the diffusion panel 30 to enable the operation (S93), preparing the substrate 10 on which the LEDs 11 are mounted at predetermined intervals (S94), and backing the substrate 10 to the rear surface. Fixing in the accommodation space of the case portion 20 (S95), and the substrate 10 is accommodated
- the diffusion panel 30 and the front window frame 40 are stacked on the support surface 22 of the rear case part 20, and the diffusion case 30 is located between the rear case part 20. (20) and fixing the front window frame 40 with a plurality of bolts to fix it (S96), and the power supply 24 provided on the back of the rear case portion 20 and the upper portion of the fastening support portion 27
- Positioning the supply unit 50 it is configured to include a step (S97) of fixing the power supply unit 50 to the fastening support (27).
- the method of manufacturing the LED surface light emitting device for easy shielding includes the method for assembling the LED surface light emitting device for easy shielding described in various embodiments described above, and in particular, as a synthetic resin. It is clearly shown that the detailed components of the rear case part 20 and the front window frame 40 can each be manufactured in a single piece.
- step S91 is injected to the synthetic resin to have a bent surface 21 and the support surface 22 is provided with a receiving space open on the front side, a plurality of force ribs 24 and the fastening support portion 27 on the back It manufactures the back case part 20 which is provided integrally.
- the bent surface 21 serves to emit light of uniform brightness on the entire surface of the diffusion panel 30 as well as the purpose of easily removing the rear case 20 from the injection mold. Do it.
- the bending surface 21 may be a flat surface or a curved surface has been described in detail in the foregoing embodiments.
- the synthetic resin is an additive that can give a glossy white color is added, the material of the synthetic resin is not particularly limited, but if possible, the thermal conductivity, it is easier to make a flexible material in the subsequent bonding process can do. Flexible resin may be a problem in stiffness, but it may be reinforced by force 24.
- the injection molded rear case part 20 is a bending surface 21, the support surface 22, the force 24, the receiving groove 25 and the fastening support portion 27 is provided integrally, in particular fastening hole 23 ) Can be molded at the same time, so post-processing is not required.
- the rear case part 20 is integrally molded without a seam, the inflow of foreign matter through the seam can be blocked at source.
- the O-ring 26 accommodated in the receiving groove 25 is also manufactured separately.
- step S92 synthetic resin is also injected to manufacture an integrated front window frame 40 having a size larger than the size of the rear case part 20 and having an opening 43 in the center thereof.
- the front window frame 40 has a downwardly bent surface selectively, the force 42 is located on the back, the force 42 is also integrally molded.
- the periphery of the opening 43 is provided with a curved portion 44, and such structures are integrally molded so that no separate processing is required.
- the front window frame 40 may be formed with a fastening hole (not shown) penetrating up and down, it can be fixed to the metal frame in the ceiling through the fastening hole.
- the rear case part 20 and the front window frame 40 are manufactured by injection of synthetic resin, so that no additional post processing is required, and manufacturing cost can be reduced.
- the weight is reduced to ensure safety, and it is easy to handle, load and transport.
- a diffusion panel 30 is prepared in which light is diffused to enable surface emission.
- the diffusion panel 30 diffuses the light toward the surface of the diffusion panel 30 to the surface opposite to the light incident surface of the LED 11. It can be applied regardless of its material or form.
- the substrate 10 on which the LEDs 11 are mounted at predetermined intervals is prepared.
- the substrate 10 may be a single body or may have a plurality of divided shapes.
- the LEDs 11 mounted on the substrate 10 are sufficiently spaced apart from the LEDs 11 so as to generate a low level of heat, and the heat generated from the LEDs is minimized by using low outputs of the LEDs 11. Can be.
- the substrate 10 is fixed in the accommodation space of the rear case part 20.
- the wiring for supplying power to the substrate 10 is routed so as to penetrate the rear surface of the rear case portion 20.
- Through-holes for such a power supply can also be formed at the same time as the injection of the rear case part 20, and the operation of forming the through-hole through which wiring passes through the rear case part 20 made of resin is very easy. Can be done.
- step S96 the diffusion panel 30 and the front window frame 40 are stacked on the support surface 22 of the rear case 20 in which the substrate 10 is accommodated, and the diffusion panel The rear case 20 and the front window frame 40 are fastened by a plurality of bolts in a state in which the 30 is positioned between them.
- the fastening may be performed in the state in which the O-ring 26 described above is accommodated in the receiving groove 25 of the support surface 22.
- a foreign material is formed between the rear case part 20 and the front window frame 40. Shielded to prevent entry.
- step S97 the power supply unit 50 is positioned on the upper portion of the force bar 24 and the fastening support unit 27 provided on the rear case 20, and the power supply unit 50 is fastened to the support unit 27.
- Bolt to the head The present invention manufactured as described above is very easy to shield as described above to prevent the inflow of foreign matter, it is possible to reduce the product cost of the lighting device using the LED by reducing the manufacturing cost.
- the present invention provides a shielded LED surface light emitting device, which can block dust, insects, and the like from flowing into the interior, and can prevent industrial illumination from being degraded by foreign matters therein.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Planar Illumination Modules (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
Claims (19)
- 전면측으로 개방된 수용공간부에 엘이디들(11)이 실장된 기판(10)이 수용되는 일체형의 배면케이스부(20);상기 배면케이스부(20)의 개방된 전면측에 덮여, 상기 엘이디들(11)의 광을 확산시켜 면광원을 이루는 확산패널(30); 및상기 확산패널(30)이 상기 배면케이스부(20)의 상에 위치하는 상태에서 상기 배면케이스부(20)의 전면부 가장자리에 배면이 결합되는 일체형의 전면 윈도우 프레임(40)을 포함하는 차폐가 용이한 엘이디 면발광장치.
- 제1항에 있어서,상기 배면케이스부(20)와 상기 전면 윈도우 프레임(40)은 합성수지로 사출성형된 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제1항에 있어서,상기 배면케이스부(20)와 상기 전면 윈도우 프레임(40)은 광택이 있는 백색인 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제1항에 있어서,상기 배면케이스부(20)는,상기 기판(10)이 고정되는 평탄한 바닥면의 가장자리로부터 전면측으로 절곡된 절곡면(21)과, 상기 절곡면(21)의 끝단에서 외측으로 연장되어, 상기 전면 윈도우 프레임(40)과 체결되는 지지면(22)을 포함하는 차폐가 용이한 엘이디 면발광장치.
- 제4항에 있어서,상기 배면케이스부(20)는,상기 기판(10)이 고정되는 평탄한 바닥면의 배면측에 마련된 다수의 힘살(24)을 포함하는 차폐가 용이한 엘이디 면발광장치.
- 제5항에 있어서,상기 배면케이스부(20)는,상기 기판(10)이 고정되는 평탄한 바닥면의 배면측에 마련되어, 전원공급부(50)가 체결될 수 있는 체결지지부(27)를 더 포함하는 차폐가 용이한 엘이디 면발광장치.
- 제6항에 있어서,상기 체결지지부(27)와 상기 힘살(24)은 그 높이가 동일하게 마련된 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제4항에 있어서,상기 절곡면(21)은,상부로 갈수록 외측으로 벌어지도록 경사진 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제8항에 있어서,상기 절곡면(21)은,평탄한 면이거나, 곡면인 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제4항에 있어서,상기 배면케이스부(20)의 지지면(22)에는 그 둘레를 따라 마련된 수용홈(25)을 포함하며,상기 수용홈(25) 내에 삽입되어 상기 전면 윈도우 프레임(40)과의 체결시 기밀성을 향상시키는 오링(26)을 더 포함하는 차폐가 용이한 엘이디 면발광장치.
- 제1항에 있어서,상기 윈도우 프레임(40)은,중앙의 개구부(43)의 주변부가 곡면부(44)로 이루어진 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제11항에 있어서,상기 윈도우 프레임(40)은 상기 개구부(43)로부터 외측으로 갈수록 하향으로 경사진 하향절곡면(41)인 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제11항 또는 제12항에 있어서,상기 윈도우 프레임(40)의 배면에는 다수의 힘살(42)이 마련된 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제13항에 있어서,상기 힘살(42)은 상기 개구부(43)의 둘레에서 소정거리 이격된 위치에 마련되어, 상기 배면케이스부(20)의 결합위치를 가이드하는 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- 제1항에 있어서,상기 기판은 둘 이상으로 분할된 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치.
- a) 합성수지를 사출하여 바닥면에서 일측으로 마련된 절곡면(21)과, 그 절곡면으로부터 측면으로 평탄하게 연장되는 지지면(22)을 가지도록 하여 전면측이 개방된 수용공간을 가지며, 배면에 다수의 힘살(24)과 체결지지부(27)가 위치하는 일체형 배면케이스부(20)를 제조하는 단계;b) 합성수지를 사출하여 상기 배면케이스부(20)의 크기보다 더 크며 중앙부에 개구부(43)를 가지며, 배면측에 다수의 힘살(42)이 일체로 마련되는 전면 윈도우 프레임(40)을 제조하는 단계;c) 광을 확산시켜 면상의 발광이 가능하도록 하는 확산패널(30)을 준비하는 단계;d) 엘이디(11)가 소정의 간격으로 실장된 기판(10)을 상기 배면케이스부(20)의 상기 수용공간내에 고정시키는 단계;e) 상기 기판(10)이 수용된 배면케이스부(20)의 상기 지지면(22)의 상부에 상기 확산패널(30)과 상기 전면 윈도우 프레임(40)을 적층하고, 상기 확산패널(30)이 사이에 위치하는 상태에서 배면케이스부(20)와 전면 윈도우 프레임(40)을 다수의 볼트로 체결하여 고정하는 단계; 및f) 상기 배면케이스부(20)의 배면에 마련된 힘살(24)과 체결지지부(27)의 상부에 전원공급부(50)를 위치시키고, 그 전원공급부(50)를 체결지지부(27)에 볼트로 고정시키는 단계를 포함하는 차폐가 용이한 엘이디 면발광장치의 제조방법.
- 제16항에 있어서,상기 a) 단계에서 상기 배면케이스부는,상기 전면 윈도우 프레임과 상기 볼트로 결합되는 위치에 체결공(23)이 마련된 상태로 사출되는 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치의 제조방법.
- 제16항에 있어서,상기 a) 단계에서 상기 배면케이스부의 지지면은,상기 수용공간부의 둘레를 따라 수용홈(25)이 마련된 상태로 일체 사출되며,상기 수용홈(25)에 오링(26)이 수용된 상태에서 상기 f) 단계에서 상기 전면 윈도우 프레임과 체결되는 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치의 제조방법.
- 제16항에 있어서,상기 f) 단계는,상기 전면 윈도우 프레임(40)의 상기 힘살(42)이 상기 배면케이스부(20)의 외측에 위치하도록 상기 배면케이스부(20)가 상기 전면 윈도우 프레임(40)에 결합된 상태에서 체결되는 것을 특징으로 하는 차폐가 용이한 엘이디 면발광장치의 제조방법.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12863085.2A EP2801755B1 (en) | 2011-12-30 | 2012-12-26 | Led surface light-emitting device for easy shielding, and manufacturing method thereof |
| CN201280070917.8A CN104136838A (zh) | 2011-12-30 | 2012-12-26 | 用于容易屏蔽的led表面发光装置及其制造方法 |
| JP2014549997A JP2015503831A (ja) | 2011-12-30 | 2012-12-26 | 遮蔽が容易なled面発光装置及びその製造方法 |
| US14/319,651 US9518720B2 (en) | 2011-12-30 | 2014-06-30 | LED surface light-emitting device for easy shielding and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020110146916A KR101355503B1 (ko) | 2011-12-30 | 2011-12-30 | 차폐가 용이한 엘이디 면발광장치 및 그 제조방법 |
| KR10-2011-0146916 | 2011-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| US14/319,651 Continuation US9518720B2 (en) | 2011-12-30 | 2014-06-30 | LED surface light-emitting device for easy shielding and manufacturing method thereof |
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| WO2013100583A1 true WO2013100583A1 (ko) | 2013-07-04 |
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| Country | Link |
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| US (1) | US9518720B2 (ko) |
| EP (1) | EP2801755B1 (ko) |
| JP (1) | JP2015503831A (ko) |
| KR (1) | KR101355503B1 (ko) |
| CN (1) | CN104136838A (ko) |
| WO (1) | WO2013100583A1 (ko) |
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| KR102151094B1 (ko) * | 2013-09-27 | 2020-09-02 | 주식회사 마루라이팅 | 집중 조명용 엘이디 조명장치 |
| KR200482917Y1 (ko) * | 2015-04-08 | 2017-03-15 | 주식회사 탐진 | 이중사출 조명등 케이스 |
| CN110859976B (zh) | 2015-06-26 | 2022-10-04 | 首尔伟傲世有限公司 | 杀菌器及杀菌系统 |
| EP3301355B1 (fr) * | 2016-09-28 | 2024-01-10 | Valeo Vision | Procédé d' obtention d'un ensemble de diffusion de lumière, notamment pour véhicule automobile |
| CN107461634B (zh) * | 2016-12-30 | 2019-04-16 | 南京灵雀智能制造有限公司 | 散热驱虫型节能灯 |
| CN113290142B (zh) * | 2021-05-25 | 2022-08-23 | 哈尔滨汽轮机厂有限责任公司 | 一种发散面板的压型工装及其使用方法 |
| CN222316836U (zh) * | 2024-05-31 | 2025-01-07 | 厦门光莆电子股份有限公司 | 一种新型灯具 |
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Also Published As
| Publication number | Publication date |
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| US20140307437A1 (en) | 2014-10-16 |
| KR20130078139A (ko) | 2013-07-10 |
| US9518720B2 (en) | 2016-12-13 |
| EP2801755B1 (en) | 2017-04-19 |
| KR101355503B1 (ko) | 2014-01-28 |
| CN104136838A (zh) | 2014-11-05 |
| JP2015503831A (ja) | 2015-02-02 |
| EP2801755A4 (en) | 2015-09-30 |
| EP2801755A1 (en) | 2014-11-12 |
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