WO2016153129A1

WO2016153129A1 - Led lighting apparatus

Info

Publication number: WO2016153129A1
Application number: PCT/KR2015/008710
Authority: WO
Inventors: 박승욱
Original assignee: 지엘에스이 주식회사; 엘이오테크 주식회사; 박승욱
Priority date: 2015-03-25
Filing date: 2015-08-20
Publication date: 2016-09-29
Also published as: KR101577928B1

Abstract

The purpose of the present invention is to provide an LED lighting apparatus which enables light from LED devices to be homogenized and be uniformly emitted; completely blocks the LED devices emitting light from moisture in the outside air, thereby preventing damage caused by electric leakage, etc.; enables heat emitted from the LED devices to be easily discharged to the outside; enables a street lamp apparatus to be simply and conveniently coupled regardless of the structure of a street lamp pillar; and prevents light emitted from the LED devices from being interrupted by various components in the LED devices.

Description

LED lighting device

The present invention relates to an LED lighting apparatus using an LED element as a light source, and more particularly, the light from the light source is homogenized (homogenized) to be uniformly emitted, and the light emitting portion for emitting light completely from the moisture of the outside air It has a heat dissipation structure that prevents breakage due to short circuit, etc., and easily dissipates heat emitted from an LED element to the outside, and allows the lamp unit to be simply and conveniently combined regardless of the structure of the lamppost. It relates to an LED lighting device.

In general, incandescent lamps or fluorescent lamps are widely used as indoor or outdoor lighting lamps, and these incandescent lamps or fluorescent lamps have a short life and have a problem of frequent replacement.

In order to solve this problem, lighting fixtures using LEDs (Light Emitting Diodes), which have excellent controllability, fast response speed, high electro-optical conversion efficiency, long life, low power consumption and high brightness, have been developed. Reached.

LED has the advantage of low power consumption because of high photoelectric conversion efficiency and fast turn on / off speed because no preheating time is required because it is not thermally discharged light emission. In addition, the LED is resistant to shocks and safety because it has no gas or filament, and it adopts a stable DC lighting method, which reduces power consumption, enables high repetition and pulse movement, and reduces fatigue of the optic nerve. The lighting effect of various colors can be produced, and the small size of the light source can be used.

Because of these various advantages, the LED is used as a light source in many fields. In particular, recently, in the field of lighting, lighting fixtures employing semiconductor light emitting devices are rapidly being widely used to replace conventional incandescent lamps or fluorescent lamps.

In contrast to the various advantages described above, the LED has a narrow feature of directing light emitted from the device itself, so that a large number of LED devices are used to apply to a large lighting that needs to irradiate a large area such as an outdoor street light. shall.

In addition, a variety of electrical connections are made between a plurality of LED elements used as lighting. If one LED element is damaged, all the LED elements connected in series with the corresponding LED element do not emit light. Since LED elements are often surface-mounted on a substrate, it is not easy to replace only one LED element that is broken while the lighting is installed, and there is a problem that the entire board mounted with the LED must be separated and repaired or replaced. Occurs.

In addition, the LED streetlight device installed in accordance with the structure of the streetlight, but also have to change the structure, and therefore, in the manufacturing of the LED streetlight device must always be dependent on the streetlight holder. Moisture, such as rain water, from the outside is often the problem that the lamp that emits light is broken and the durability of the device is degraded.

In addition, there is a problem that the light emitted from the LED element is caused interference by various components in the LED device.

An object of the present invention is to homogenize the light from the light source (homogenized) to uniformly emit, and to completely prevent the LED device emitting light from moisture of the outside air to prevent damage due to short circuit, etc., heat emitted from the LED device It has a heat dissipation structure to easily discharge to the outside, and to simply and conveniently combine the street lamp device irrespective of the structure of the street lamp holder, the light emitted from the LED element is not interfered by various components in the LED device The present invention relates to an LED lighting device for solving a problem that occurs.

An illumination device according to an embodiment of the present invention includes a frame having a flat portion and an inclined portion extending at a predetermined inclination angle from an edge of the flat portion, a first wiring substrate mounted on the flat portion, and a first wiring substrate on the first wiring substrate. A first light emitting unit including a first LED element disposed therein and a first female connector having a socket structure, a second wiring substrate mounted on the inclined portion, a second LED element and a socket structure disposed on the second wiring substrate A second light emitting part having a second female connector having a second male connector inserted into the first female connector and the second female connector and the two male connectors, respectively, to connect the first wiring board and the first connector; 2 is connected to the outside of the frame and the connecting lead portion having a conductive line for electrical connection of the wiring board, and radiates from the first LED element and the second LED element Includes a light transmitting portion through which light is transmitted, and the frame includes the planar portion and the inclined portion to prevent light emitted from at least one of the first LED element and the second LED element from being interfered with by the conductive line. A conductive bow for receiving the conductive wire in a bent state at the boundary of a negative part, and connected to the frame to prevent the curved part of the conductive wire from being separated from the conductive bow for the conductive bow within the conductive bow; It may be characterized in that it further comprises a conductive line position fixing to maintain the conductive line in a curved state.

The conductive line position fixing part of the lighting apparatus according to an embodiment of the present invention may be characterized by partitioning the conductive bow portion into an inlet through which the conductive line flows in and an outlet through which the conductive line flows out.

The conductive line position fixing part of the lighting apparatus according to an embodiment of the present invention may be disposed on an accommodation space provided by the conductive bow part.

The conductive line position fixing portion of the lighting apparatus according to an embodiment of the present invention may be formed to protrude from an inner surface defining the conductive bow portion or a boundary between the flat portion and the inclined portion.

The conductive line position fixing part of the lighting apparatus according to an embodiment of the present invention may be formed so that an end portion is spaced apart from the frame so as to be inserted into the conductive bow portion in a curved state.

The conductive line position fixing part of the lighting apparatus according to an embodiment of the present invention may be characterized by having elasticity.

The conductive line position fixing unit of the lighting apparatus according to an embodiment of the present invention may be mounted on the frame to enable position change from the frame.

The conductive line position fixing part of the lighting apparatus according to an embodiment of the present invention may be mounted on the frame to enable rotational movement from the frame.

The planar portion of the lighting apparatus according to an embodiment of the present invention includes a first drainage portion, the light transmitting portion includes a second drainage portion communicating with the first drainage portion, and the planar portion and the light transmitting portion And a first fastening portion and a second fastening portion for fastening the bolts, respectively, wherein the first fastening portion has an inlet portion that prevents the inflow of the fluid flowing into the inner space to prevent corrosion of the bolt. It can be characterized by being located above the axial direction.

The lighting apparatus according to an embodiment of the present invention may further include a protrusion protruding from an inner surface of the planar portion to define the first fastening portion.

The protrusion of the lighting apparatus according to an embodiment of the present invention may include a first protrusion accommodating the threaded portion of the bolt and an inner surface formed stepwise with an inner surface of the first protrusion to accommodate the head portion of the bolt to surround the head portion. It may be characterized by comprising a second protrusion having a.

The lighting apparatus according to an embodiment of the present invention may further include a bolt sealing part disposed on an inner surface of the protrusion to prevent the fluid flowing into the inner space from flowing into the first fastening part.

The bolt sealing part of the lighting apparatus according to an embodiment of the present invention, characterized in that disposed on the region that implements the step between the inner surface of the first protrusion and the inner surface of the second protrusion of the head portion of the bolt is mounted. Can be.

According to the LED lighting apparatus according to the present invention, the light is homogenized (Homogenized) from the LED element and uniformly emitted, and the LED element emitting light is completely blocked from the moisture of the outside air to prevent breakage due to short circuit, etc. The heat emitted from the device can be easily discharged to the outside, and the street lamp device can be easily and conveniently combined regardless of the structure of the street lamp holder, and the light emitted from the LED device is prevented from interference by various components in the LED device. There is an advantage that can be prevented from occurring.

1 and 2 is a schematic perspective view schematically showing a state in which a general LED street light device is installed on the street light pole.

Figure 3 is a schematic perspective view obliquely from the top of the frame according to an embodiment of the present invention.

Figure 4 is a schematic perspective view obliquely from the bottom of the frame according to an embodiment of the present invention.

Figure 5 is a schematic perspective view of the first light emitting unit and the second light emitting unit is mounted on the frame according to an embodiment of the present invention.

Figure 6 is a schematic cross-sectional view showing a schematic cross-section of the conductive bow portion according to an embodiment of the present invention.

7 is a schematic perspective view showing the conductive line position fixing according to an embodiment of the present invention.

Figure 8 is a schematic perspective view showing a state in which the connection member is mounted on the frame according to an embodiment of the present invention.

Figure 9 is a schematic cross-sectional view showing a state in which the connection member is mounted on the street lamp holder according to an embodiment of the present invention.

10 is a schematic perspective view of the light transmitting part as viewed obliquely from above in accordance with one embodiment of the present invention;

Figure 11 is a schematic perspective view obliquely from below the light transmitting portion according to an embodiment of the present invention.

12 is a schematic plan view of the light transmitting part according to an embodiment of the present invention viewed from above.

13 is a schematic plan view of a light transmitting portion having a lens according to another embodiment of the present invention viewed from above.

14 is a schematic side view for explaining a lens configuration provided in the light transmitting portion according to an embodiment of the present invention.

Figure 15 is a schematic cutaway perspective view of the LED lighting apparatus according to an embodiment of the present invention.

16 is a schematic exploded view showing an LED lighting apparatus according to an embodiment of the present invention.

Figure 17 is a schematic cross-sectional view showing a first fastening portion according to an embodiment of the present invention.

18 is a schematic perspective view showing a modification of the edge sealing portion according to an embodiment of the present invention.

19 is a schematic plan view of a first light emitting part, a second light emitting part, and a connection lead part according to an exemplary embodiment of the present invention.

20 and 21 are schematic plan and schematic perspective views showing an enlarged portion of the first light emitting part, the second light emitting part, and the connection lead part according to the exemplary embodiment of the present invention;

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention. However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention may deteriorate other inventions or the present invention by adding, modifying, or deleting other elements within the scope of the same idea. Other embodiments that fall within the scope of the inventive concept may be readily proposed, but they will also be included within the scope of the inventive concept.

In addition, the components with the same functions within the scope of the same idea shown in the drawings of each embodiment will be described using the same reference numerals.

1 and 2 are schematic perspective views schematically showing a state in which a general LED street light device 10 is installed on the street light pole 20.

1 and 2, the general LED street light device 10 includes a LED lamp 11, which is a light source, and a reflector 12 for reflecting light from the LED lamp 11 directly below or around the bottom. And a transmissive plate 14 made of a transparent glass or transparent plastic material covering the frame 13 attached to the frame 13 and the LED lamp 11 attached to the frame 13 and the reflecting plate 12. In addition, the upper portion of the frame 100 is provided with a fixing portion 15 of the rod or pipe shape. Therefore, the general LED street light device 10 is attached to the fixing part 15 using a conventional fastening member that can be made of a bolt, a nut, a connection bracket, or the like on the connecting table 21 of the street light pole 20. You can install it.

In addition, although the connecting table 21 of the street light pole 20 which is fastened to the fixing unit 15 of the LED street light device 10 is formed of a rod having a predetermined diameter, in some cases, the sunshade member for protecting the street light device When 23 is provided integrally with the connecting table 21, as shown in FIG. 2, the diameter of the front-end | tip part of the connecting table 21 may be enlarged. In this case, the fixed part 15 of the LED streetlight device is also designed in diameter according to the enlarged diameter of the connecting table 21.

In Fig. 2, reference numeral 21a denotes an enlarged diameter portion of the connecting table 21, and reference numeral 15a denotes an enlarged diameter portion of the fixing portion 15.

[Structure of Frame 100]

Figure 3 is a schematic perspective view of the frame 100 according to an embodiment of the present invention as viewed obliquely from the top, Figure 4 is a schematic perspective view of the frame 100 according to an embodiment of the present invention as viewed obliquely from the bottom.

3 and 4, the frame 100 according to an embodiment of the present invention, the planar portion 110, and is formed to extend at a predetermined inclination angle from the edge of the planar portion 110 to the internal space It may include an inclined portion 120 to provide (S), and the edge portion 130 formed at the end of the inclined portion 120.

The flat portion 110 and the edge portion 130 is formed in a horizontal plane parallel to each other, and the inclined portion 120 is positioned with a predetermined inclination between them, the frame 100 according to the present invention It can be in the form of a hat with a brim. However, the flat portion 110 and the edge portion 130 may be modified according to the intention of those skilled in the art, and thus may not be parallel to each other.

Here, the flat portion 110 may be a coupling fixing portion 111 for coupling with the connecting table 21 of the street light pole 20 in the center of the inner surface. The coupling fixing part 111 may be formed of a cylindrical pipe extending vertically from the center of the flat part 110.

On the other hand, the inner side or the outer side of the end of the coupling fixing portion 111 is provided with a screw thread, it is possible to perform the mounting on the street lamp holder 20 via the connection member 160 described below.

The flat part 110 may include a first drain 113 to discharge the fluid introduced into the internal space S to the outside. The first drain portion 113 may be a hole penetrating from an inner surface to an outer surface of the planar portion 110. However, the first drain portion 113 may be modified in shape to suit the intention of those skilled in the art, and is not limited to a hole shape.

The flat part 110 may include a first fastening part 115 to fasten the bolt b. The first fastening part 115 may be formed to penetrate from the inner surface to the outer surface of the planar portion 110.

The first drain portion 113 and the first fastening portion 115 will be described in more detail in the section describing the coupling structure of the frame 100 and the light transmitting portion 300.

The planar portion 110 has a planar shape of 12 surfaces. That is, twelve sides are formed at the edge of the flat portion 110. Accordingly, the inclined portion 120 extending from the flat portion 110 at a predetermined inclination angle is also formed in twelve surfaces. The preset angle of inclination may be determined according to the intention of those skilled in the art and may also include a right angle. In addition, the planar portion 110 and the inclined portion 120 is not limited to 12 surfaces and the number of surfaces may be determined according to the intention of those skilled in the art.

Hereinafter, for convenience of description, the present invention will be described by specifying that the flat portion 110 and the inclined portion 120 are 12 surfaces.

The outer surface of the flat part 110 may include a first coupling hole 117 to mount the first wiring board 211 described below.

On the other hand, in the frame 100 according to the present invention, the flat portion 110 may face the ground, and may be preferably parallel to the ground.

In addition, as the inclined portion 120 extends upward at a predetermined angle from an edge of the twelve surfaces of the flat portion 110, the surface may be formed in twelve surfaces. That is, the inclined portion 120 is extended from the end of the flat portion 110 toward the edge portion 130, the inner diameter thereof is expanded, each surface may have a trapezoidal shape when viewed from the side.

The outer surface of the inclined portion 120 may include a second coupling hole 127 to mount the second wiring substrate 221 described below.

On the other hand, the inclined portion 120 of the frame 100 according to the present invention may be positioned in an inclined state with respect to the ground.

In addition, the edge portion 130 may be formed in the same horizontal plane as the flat portion 110, a plurality of third coupling holes (3) on the surface to fix the light transmitting portion 300 to be described below (100) 137).

Meanwhile, as shown in FIG. 4, as shown in FIG. 4, the flat part 110 and the planar part 110, the inclined part 120, and the edge part 130 are formed in the frame 100. The inner space S surrounded by the inner surface of the inclined portion 120 may be formed. The internal space S has a structure for improving contact between the inner surface of the frame 100 and the outside air, and may facilitate heat dissipation when the light emitting unit described below generates heat.

In addition, the inner surface of the planar portion 110 and the inclined portion 120, the surface protrudes for each surface, for example, to form a plurality of heat dissipation wall structure (121). The heat dissipation wall structure 121 is a structure for widening the surface area of the frame 100 in contact with the internal space S, and maximizes the heat dissipation effect by expanding the contact area with the outside air.

Meanwhile, although the shape is not clearly illustrated in FIG. 3, the outer surface of the inclined portion 120 in which the heat dissipation wall structure 121 is formed may also be formed in a recessed shape, which will be described below. The second wiring board 221 can be mounted.

In FIG. 4, the heat dissipation wall structure 121 is illustrated to extend in a straight line along the longitudinal direction of the inclined portion 120, but is not limited thereto. It may be formed in the form of a plurality of heat dissipation wall structure 121 extending in parallel to the flat portion 110.

As mentioned above, in FIGS. 3 and 4, the edge of the planar portion 110 and the surface formed on the inclined portion 120 are formed as 12 surfaces, but are not limited thereto. For example, 3 , 4, 6, 8, 10 or the like can be formed. It may also be formed in a curved shape. Accordingly, it is apparent that the shape of the edge of the flat part 110 may be changed. On the other hand, as a preferred embodiment, the inclination portion 120 is formed in twelve surfaces in order to selectively attach a light source to the inclination portion 120 on a multi-face.

That is, according to various installation places, it is necessary to select the illuminance and the illumination direction, so as to selectively attach the light source to the inclined portion 120 on the multifaceted surface.

In this case, the frame 100 may be formed in a symmetrical rotation axis with respect to the center reference line R in the center.

In addition, the frame 100 may include a conductive bow portion 140 that is formed to be recessed to a predetermined depth at the boundary between the flat portion 110 and the inclined portion 120. The conductive bow 140 may be formed at each boundary area where the 12 surfaces of the planar portion 110 and the 12 surfaces of the inclined portion 120 meet each other.

5 is a schematic perspective view illustrating a first light emitting unit 210, a second light emitting unit 220, and a connection lead unit 230 mounted on a frame 100 according to an embodiment of the present invention, and FIG. A schematic cross-sectional view showing a schematic cross-section of the conductive bow portion 140 according to an embodiment of, Figure 7 is a schematic perspective view showing a conductive line 233 position fixing portion 150 according to an embodiment of the present invention. .

5 to 7, the first light emitting part 210 is a first wiring board 211 mounted on the flat part 110 and a first wiring board 211 disposed on the first wiring board 211. The LED device 213 and the first female connector 215 having a socket structure may be provided.

In addition, the second light emitting part 220 may include a second wiring board 221 mounted on the inclination part 120, a second LED element 223 disposed on the second wiring board 221, and a socket structure. It may be provided with a second female connector 225 having.

The connection lead 230 connects the two male connectors 231 and the two male connectors 231 respectively inserted into the first female connector 215 and the second female connector 225 to connect the first male connector 231 to the first female connector 215. A conductive line 233 may be provided to implement electrical connection between the wiring board 211 and the second wiring board 221.

The conductive bow portion 140 of the connection lead portion 230 to form a connection between the first light emitting portion 210 and the second light emitting portion 220 disposed on the outer surface of the frame 100 portion The conductive line 233 may be seated.

The frame 100 includes the planar portion 110 to prevent light emitted from at least one of the first LED element 213 and the second LED element 223 from being interfered with by the conductive line 233. And it may be provided with a conductive bow portion 140, which is embedded in the boundary of the inclined portion 120 to accommodate the conductive line 233 in a curved state.

That is, the conductive wire 233 may be seated in the conductive bow part 140 to prevent the conductive wire 233 from being exposed to the outside. As a result, the conductive line 233 may prevent the interference of the light emitted from the first LED element 213 and the second LED element 223.

In addition, as shown in FIG. 7 (a), the conductive bow portion (3) is connected to the frame 100 to prevent the curved portion of the conductive wire 233 from being separated from the conductive bow portion 140. The conductive line position fixing part 150 may be further included to maintain the conductive line 233 in a curved state within the 140.

That is, the conductive line position fixing part 150 prevents the conductive line 233 from being separated from the conductive bow portion 140 by an external force or the elastic recovery force of the conductive line 233 so that the conductive line 233 is separated. It is possible to more firmly prevent the interference of the light emitted from the first LED element 213 and the second LED element 223.

In addition, the conductive line position fixing part 150 may divide the conductive bow portion 140 into an inlet through which the conductive line 233 flows in and an outlet through which the conductive line 233 flows out. That is, the conductive line 233 is accommodated in the conductive bow 140 through the inlet and the outlet, and the conductive line position fixing part 150 may fix the position of the conductive line 233.

As shown in FIGS. 7A and 7B, the conductive line position fixing part 150 may be disposed on the accommodation space provided by the conductive bow part 140. The conductive line position fixing part 150 may be disposed at any position on the accommodation space.

Also. The conductive line position fixing part 150 may be formed to protrude from an inner surface defining the conductive bow part 140 or a boundary between the flat part 110 and the inclined part 120.

As shown in FIG. 7C, the conductive line position fixing part 153 is spaced apart from the frame 100 so that the conductive line 233 is inserted into the conductive bow 140 in a bent state. Can be formed. That is, the conductive line 233 may pass through the space between the end of the conductive line position fixing portion 153 and the frame 100 to be accommodated in the conductive bow portion 140.

In addition, the conductive line position fixing unit 153 may have elasticity. When the conductive line position fixing unit 153 has elasticity, the conductive line position fixing unit 153 may be changed in shape by an external force, and thus may improve durability against external force.

As shown in FIG. 7 (d), the conductive line position fixing unit 155 may be mounted on the frame 100 so that the position may be changed from the frame 100. For example, the conductive line position fixing unit 155 may be mounted to the frame 100 to enable rotational movement from the frame 100. That is, the conductive wire position fixing part 155 is rotated in any direction by an external force to accommodate the conductive wire 233 in the open conductive bow 140, and then rotates the conductive line position fixing part 155. In this case, it is possible to prevent the conductive wire 233 from being separated by being positioned at the original position.

8 is a view showing a state in which the connection member 160 for the connection with the street light pole 20 is mounted on the coupling fixing portion 111 of the frame 100 according to an embodiment of the present invention, Figure 9 5 is a view showing a state in which the LED lighting device 900 having the frame 100 according to the present invention is mounted on the street lamp holder 20.

As shown in Figure 8, the connecting member 160 according to the present invention is mounted on the end of the cylindrical coupling fixing portion 111, the diameter is the same as the cylindrical coupling fixing portion 111 is formed first A diameter portion 161 and a second diameter portion 163 mounted on the street light pole 20, the diameter of which is larger than that of the first diameter portion 161, may be provided.

Referring to FIG. 9, in the general streetlight holder 20, an enlarged diameter portion 21a having a diameter corresponding to the second diameter portion 163 of the connection member 160 is formed on the connection table 21. At the same time, the sunshade member 23 is provided integrally with the enlarged diameter portion 21a. Meanwhile, the enlarged diameter portion 21a may be omitted from the connecting table 21, and in this case, the shading member 23 may be provided as a separate component (independent of) from the enlarged diameter portion 21a. .

Accordingly, the LED lighting device 900 according to the present invention can be implemented by including the shading member 23 as the individual parts. That is, the LED lighting device 900 according to an embodiment of the present invention may include the frame 100, the light emitting part, the transmission plate 14, and the shade member 23. On the other hand, as the coupling relationship between the LED lighting device 900 and the connecting table 21 is a matter that can be easily implemented in various ways, the description thereof will be omitted.

In order to mount the frame 100 with respect to the street lamp holder 20 of the type shown in FIG. 9, the first diameter part 161 of the connection member 160 is inserted into the coupling fixing part 111. The second diameter portion 163 is inserted into the enlarged diameter portion 21a of the connecting table 21. Accordingly, in a state in which the inner space S of the frame 100 is covered by the shade member 23, the frame 100 is mounted on the streetlight holder 20, or the shade member 23 is absent. It is mounted in the state.

On the other hand, in the frame 100 according to the present invention, as the first drain portion 113 is formed, even if the shade member 23 is omitted, the moisture accumulated in the internal space (S) is the first By discharging to the outside through the drain 113, it is possible to prevent the deterioration of the street lamp device due to the accumulation of moisture in the internal space (S).

[Structure of Light Transmitting Unit 300]

10 is a schematic perspective view of the light transmission part 300 according to an embodiment of the present invention as viewed obliquely from the top, and FIG. 11 is a schematic perspective view of the light transmission part 300 according to an embodiment of the present invention as viewed from below.

The light transmitting part 300 according to the present invention may be formed in substantially the same shape as the frame 100 to surround the frame 100.

10 and 11, the light transmitting part 300 surrounds the outside of the frame 100 and is emitted from the first LED element 213 and the second LED element 223. This can be transmitted.

The light widow according to the present invention, the light plane portion 310, the light inclined portion 320 extending with a predetermined inclination from the light plane portion 310, and the light border portion formed at the end of the light inclined portion 320 330. In addition, the light plane portion 310 and the light border portion 330 is formed in a horizontal plane parallel to each other, the light inclined portion 320 is positioned with a predetermined inclination between them, the light transmission portion 300 according to the present invention ) May represent a bristled hat.

As the light transmitting part 300 is mounted to the frame 100, the light plane part 310, the light inclination part 320, and the light border part 330 are respectively formed in the plane part of the frame 100 ( 110, the inclined portion 120 and the edge portion 130 may be surrounded. That is, the inner surface of the light transmitting unit 300 and the outer surface of the frame 100 may be opposed to each other.

Here, the optical plane portion 310 has a center opening in a circular shape, and around the central opening portion 310a corresponding to the first fastening portion 115 of the frame 100 for coupling with the frame 100. The second fastening portion 315 may be formed at a position.

In addition, the optical plane part 310 may include a second drain part 313 at a position corresponding to the first drain part 113 to discharge the fluid flowing into the internal space S to the outside.

Accordingly, fluid such as rainwater drained to the first drain portion 113 may be discharged to the outside through the second drain portion 313.

In addition, a predetermined region of the optical plane portion 310 is provided with an optical depression 317 formed to be recessed to a predetermined depth, the circular blind plate 390 in the optical depression 317 as shown in FIG. This can be fitted. Accordingly, the second drain portion 313 and the second fastening portion 315 may be hidden from the outside.

In addition, similar to the plane portion 110, the optical plane portion 310 may have a planar shape having a polygonal shape, that is, a polygonal shape of 12 surfaces. Accordingly, the light inclination part 320 extending at a predetermined angle from the light plane part 310 may also be formed in 12 surfaces.

On the other hand, the edge surface of the light plane portion 310 and the surface formed on the light inclined portion 320 may be formed of, for example, 3, 4, 6, 8, 10 surface, etc. according to the shape of the frame 100. have.

In addition, like the frame 100, the light transmitting part 300 may be formed in a rotation axis symmetrical shape with respect to the center reference line R.

12 is a schematic plan view of the light transmitting part 300 viewed from above according to an embodiment of the present invention.

As shown in FIG. 12, the light transmitting part 300 includes the light plane part 310 having a twelve-sided edge surface, the light inclination part 320 and the light inclination part 320 formed of twelve surfaces having a trapezoid shape. The central opening 310a of the optical plane portion 310 is closed by the shielding plate 390 together with the annular optical edge portion 330 formed at the other end of the.

13 is a schematic plan view of a light transmitting part 300 having a lens according to another embodiment of the present invention as viewed from the top.

As shown in FIG. 13, the optical plane part 310 together with the optical plane part 310 having the rim surface of the twelve planes, the light inclination part 320 and the optical edge part 330 formed in the twelve planes. The central opening 310a of the) is closed by the shield plate 390. In addition, a plurality of first lenses 319 protrude in a circular shape around the opening or the shielding plate 390 on the outer surface of the light plane part 310, and the light inclined part on the outer surface of the light inclination part 320. A plurality of second lenses 329 may be provided in a straight line in a length direction of the 320 (the direction from the optical plane part 310 toward the optical edge part 330).

The first and

second lenses

319 and 329 may be selectively provided on the light transmitting part 300. That is, both the first and

second lenses

319 and 329 may be provided, only the first lens 319 may be provided, or only the second lens 329 may be provided in the light transmitting part 300. .

In addition, in FIG. 13, the plurality of first lenses 319 are arranged in a circle, and the plurality of second lenses 329 are arranged in a straight line. However, the arrangement method may be variously selected according to the intention of those skilled in the art. have.

14 is a schematic side view for explaining various lens configurations provided in the light transmitting unit 300 according to an embodiment of the present invention.

As shown in FIG. 14A, the first and

second lenses

319 and 329 include the first LED element 213 of the first light emitting part 210 and the second light emitting part 220 which will be described below. ) And the surface on which the light enters from the second LED element 223 (inner surface) are formed in a plane, and the surface on which the light is emitted (outer surface) has a shape that protrudes into a convex shape having a predetermined curvature and a predetermined diameter r1. .

On the other hand, according to an experiment by the inventors, the light divergence angle θ1 of the first LED element 213 and the second LED element 223 is 115 °, the distance (d1 'or d2') is 7mm, the diameter As r1 was selected to be 13 mm, the illuminance of the emitted light measured at the predetermined distance was measured to the maximum.

Therefore, when the light transmitting part 300 is mounted on the frame 100, the distance d1 or d2 of the frame 100 and the light transmitting part 300 is equal to the distance d1 ′ or d2 ′. It is preferable to set in consideration of the point of 7 mm and the thickness of the said board | substrate.

In addition, as shown in FIG. 14B, the lens receives light from the first LED element 213 and the second LED element 223 of the first light emitting part 210 and the second light emitting part 220. The incident surface (inner surface) is recessed into a concave shape having a predetermined curvature and a predetermined diameter, and the surface on which light is emitted (outer surface) may be formed in a plane.

As shown in FIG. 14C, the lens receives light from the first LED element 213 and the second LED element 223 of the first light emitting part 210 and the second light emitting part 220. The incident surface (inner surface) is formed into a plane, and the surface from which light is emitted (external surface) protrudes into a convex shape having a predetermined curvature and a predetermined diameter, and at the same time as the peripheral surface of the optical plane 310 (outer surface) It may be formed to be recessed to a predetermined depth.

Meanwhile, according to the structures of FIGS. 14A to 14C, light emitted from the first LED element 213 and the second LED element 223 may be a peripheral portion of the light transmitting part 300. Minimizes interference with and can be emitted to the outside through the lens.

[Combination Structure of Frame 100 and Light Transmitting Part 300]

15 is a schematic cutaway perspective view of the LED lighting apparatus 900 according to an embodiment of the present invention, Figure 16 is a schematic exploded view showing the LED lighting apparatus 900 according to an embodiment of the present invention.

As shown in FIG. 15 and FIG. 16, the light transmitting part 300 may surround the outside of the frame 100, and the first light emitting part 210 and the second light emission provided in the frame 100. Light emitted from the unit 220 may be transmitted.

As described above, the light transmitting part 300 may be formed in a shape corresponding to the frame 100, and specifically, the planar part 110 and the inclined part 120 of the frame 100. And the light plane part 310, the light inclination part 320, and the light border part 330 that face the edge part 130.

In other words, after the light transmission unit 300 and the frame 100 are combined, the light plane unit 310, the light inclination unit 320, and the light border unit 330 are respectively formed in the frame 100. The planar portion 110, the inclined portion 120 and the edge portion 130 are located outside. That is, the inner surface of the light transmitting part 300 and the outer surface of the frame 100 face each other.

Here, the optical plane portion 310 has a central opening in a circular shape, and the periphery of the opening portion is positioned to correspond to the plane portion 110 such that the bolt b for engagement with the plane portion 110 is fastened.

As mentioned above, the second fastening portion corresponding to the first fastening portion 115 is attached to the optical plane portion 310 so that the light transmitting portion 300 is coupled to the frame 100 by the bolt b. A part 315 may be provided, and the bolt b may be fastened to the first fastening part 115 and the second fastening part 315.

17 is a schematic cross-sectional view showing the first fastening part 115 according to an embodiment of the present invention.

In other words, FIG. 17 is a schematic cross-sectional view of a portion of the first fastening part 115 shown in FIG. 15, and as shown in FIGS. 17A and 17B, the first fastening part 115 is the same. The inlet may be located above the first drain portion 113 in the axial direction to prevent the inflow of the fluid flowing into the internal space S to prevent corrosion of the bolt b.

In addition, it may further include a protrusion 160 protruding from the inner surface of the flat portion 110 to define the first fastening portion 115. The fluid flowing into the internal space S is discharged to the outside through the first drain portion 113 and the second drain portion 313 by gravity, so that the fluid inside the first fastening portion 115. The inlet of the first fastening portion 115, that is, the uppermost portion in the direction of the inner space S, is located above the inlet of the first drain portion 113 in an axial direction so that the fluid flowing into the space S does not enter. Can be located. It may further include a protrusion 160 protruding from the inner surface of the flat portion 110 to define the first fastening portion 115. Accordingly, the fluid in the internal space S may be discharged to the outside through the first drain 113 without being introduced into the first fastening portion 115 by gravity.

As shown in FIG. 17C, the protrusion 160 includes the first protrusion 161 for accommodating the threaded portion of the bolt b and the head portion of the bolt b to surround the head portion. The first protrusion 161 may include a second protrusion 163 having an inner surface formed to be stepped with the inner surface of the protrusion 161.

Therefore, it is possible to further prevent the corrosion of the bolt (b) by preventing the fluid flowing into the inner space (S) does not flow into the bolt (b).

In addition, the bolt sealing portion disposed on the inner surface of the protrusion 160 to prevent the fluid flowing into the inner space (S) to enter the first fastening portion 115 to prevent corrosion of the bolt (b). 165 may be further included, and the bolt sealing part 165 may have a step difference between an inner surface of the first protrusion 161 on which the head of the bolt b is seated and an inner surface of the second protrusion 163. It can be placed on the area to implement. Since there may be a space through which the fluid may flow between the head portion of the bolt b and the second protrusion 163, the bolt sealing portion 165 so that the fluid does not flow into the screw portion of the bolt b. May be disposed on an inner surface of the protrusion 160.

In addition to the combination as described above, as shown in Fig. 15 and 16, the fixed pressing portion for pressing the optical edge portion 330 of the light transmitting portion 300 toward the edge portion 130 of the frame 100 ( 410 and the combination coupled by the fixing bracket 400 including the insertion hole 420 communicating with the third coupling hole 137 formed in the edge portion 130 may be performed at the same time.

Here, the fixing bracket 400 may be formed in an annular shape according to the shape of the edge portion 130 and the optical border portion 330.

Specifically, the fixed pressing portion 410 of the fixing bracket 400 is located in the light border portion 330 of the light transmitting portion 300, the third coupling hole 137 and the insertion hole 420 By inserting a screw into), the optical edge portion 330 of the light transmission unit 300 and the edge portion 130 of the frame 100 can be crimped.

Here, an edge sealing part 500 for sealing a space between the frame 100 and the light transmitting part 300 may be disposed between the edge part 130 and the light edge part 330.

That is, the edge sealing part 500 prevents moisture from flowing into the space between the frame 100 and the light transmitting part 300, thereby emitting the light of the first LED element 213 and the second LED. The first LED element 213, the second LED element 223, the first LED element 213, and the second LED element 223 may be completely blocked by the element 223 from moisture from outside air. This is to prevent breakage of the circuit board to be electrically connected.

Specifically, the edge sealing portion 500 may be a rubber material having elasticity, and may have a U-shaped longitudinal section.

Thus, the edge sealing part 500 may be fitted to the optical edge part 330 of the light transmission part 300 to surround the outer end of the optical edge part 330.

In addition, the edge sealing part 500 may include a plurality of protrusions 510 having elasticity to maximize the space sealing ability between the frame 100 and the light transmitting part 300.

Here, looking at the edge sealing portion 500 in more detail, the edge sealing portion 500 is the first pressing portion 520 disposed between the edge portion 130 and the optical edge portion 330, the And a second pressing part 530 which is pressed against the bottom of the optical edge part 330 to be in close contact with the bottom of the optical edge part 330, and a connection part 540 which connects the first pressing part and the second pressing part. can do.

Accordingly, the plurality of protrusions 510 may be formed on one surface of the first pressing part 520 in contact with the frame 100, and may have an emboss shape.

Here, when the frame 100 and the light transmitting unit 300 are coupled through the fixing bracket 400, a plurality of the formed on the first pressing unit 520 of the edge sealing unit 500. The protrusion 510 may maximize the adhesion with the edge portion 130 of the frame 100, thereby maximizing the sealing function.

In addition, the light sealing part 600 may be disposed at a portion where the planar part 110 and the optical plane part 310 contact each other, and may be an O-ring.

That is, the plane part 110 and the light plane part 310 are connected to communicate the first drain part 113 of the frame 100 and the second drain part 313 of the light transmitting part 300. The optical sealing part 600 having an O-ring shape may be disposed on a radially outer side of the contacted portion.

In addition, at least one of the planar portion 110 and the light plane portion 310 may be formed with a light receiving portion 119 to accommodate the light-sealing portion 600 of the O-ring.

Here, to summarize the contents, the frame 100 and the light transmitting part 300 according to the present invention is the light-sealing of the frame sealing portion 500 and the O-ring of the U-shape having a plurality of projections (510) By arranging the part 600 between the frame 100 and the light transmitting part 300, the space between the frame 100 and the light transmitting part 300 may be completely sealed.

Therefore, the first LED element 213 and the second LED element 223 that emit light can be completely blocked from moisture, etc., to prevent damage due to an electric leakage.

18 is a schematic perspective view showing a modification of the edge sealing portion 550 according to an embodiment of the present invention.

Referring to FIG. 18, the edge sealing portion 550 disposed between the edge portion 130 of the frame 100 and the optical edge portion 330 of the light transmitting portion 300 may include a first pressing portion ( 551, a second pressing part 553, and a connecting part 555 connecting the first pressing part 551 and the second pressing part 553.

Here, at least one line protrusion 557 may be formed on one surface of the first pressing part 551 to protrude continuously in the circumferential direction.

In FIG. 5, the line protrusion 557 is formed in two rows, but is not necessarily limited thereto.

Here, as an example, the line protrusion 557 formed in two rows will be described. Since the line protrusion 557 protrudes from the first pressing part 551, the edge seal fitted to the outside of the edge portion 130 is described. The line protrusion 557 of the unit 550 may be pressed against the optical edge unit 330 most strongly.

That is, the line protrusion 557 may function as a barrier wall to prevent moisture or the like from entering the space between the frame 100 and the light transmitting part 300 within the frame 100.

In addition, since the line protrusion 557 which may function as a barrier wall may be formed in at least one, the stepped sealing, that is, even if the moisture passes through one line protrusion 557, another line protrusion 557. Since it performs the function of other barriers, more effective sealing can be realized.

Therefore, the first sealing portion 550 having the line protrusion 557 prevents moisture from entering the space between the frame 100 and the light transmitting part 300, thereby emitting light. By completely blocking the LED element 213 and the second LED element 223 from moisture of the outside air or the like, it is possible to prevent damage due to a short circuit.

[First light emitting unit 210, second light emitting unit 220 and the connecting lead portion 230 structure]

19 is a schematic plan view of the first light emitting unit 210, the second light emitting unit 220, and the connection lead unit 230 according to an embodiment of the present invention, and FIGS. 20 and 21 illustrate one embodiment of the present invention. A schematic plan view and a schematic perspective view of an enlarged portion of the first light emitting unit 210, the second light emitting unit 220, and the connection lead unit 230 according to the embodiment.

As illustrated in FIGS. 19 to 21, the LED lighting apparatus 900 according to the exemplary embodiment may include the first light emitting part 210, the second light emitting part 220, and the connection lead part 230. It is configured to include.

The first light emitting unit 210 may include a ring-shaped first wiring board 211, a plurality of first LED elements 213 disposed on an upper surface of the first wiring board 211, and a plurality of first connectors having a socket structure. One female connector 215 is configured.

In addition, the first light emitting unit 210 is formed on the first wiring board 211 and the power input terminal 270 to which a power supply wire for supplying power for driving the first LED element 213 from the outside is connected. ) May be further included. In addition, the first light emitting part 210 may further include a conductive pattern (not shown) formed on an upper surface of the first wiring board 211. A conductive pattern (not shown) formed on an upper surface of the first wiring board 211 may electrically connect the power input terminal 270, the first LED element 213, and the first female connector 215 to each other. The connection pattern of the conductive pattern (not shown) is a predetermined electrical connection relationship between the first LED element 213 and the second LED element 223 included in the first light emitting unit 210 and the second light emitting unit 220. It can be formed in various shapes according to.

The second light emitting unit 220 may include a second wiring board 221 having a rectangular shape, a plurality of second LED elements 223 disposed on an upper surface of the second wiring board 221, and a plurality of second wiring boards having a socket structure. It may include two female connectors 225. A plurality of second light emitting units 220 may be formed to enable illumination of a large area.

The plurality of second light emitting parts 220 may be disposed along an outer circumference of the first light emitting part 210 having a ring shape. For example, the second light emitting part 220 is radially disposed on the same plane as the plane formed by the first wiring board 211 of the first light emitting part 210 and has a circular light irradiation area. A surface light source can be formed. In another example, the second light emitting unit 220 may be disposed to have a slope of a predetermined angle with a plane formed by the first light emitting unit 210. In this example, a larger light irradiation area may be secured by differently setting a region where the first light emitter 210 emits light and a region where the second light emitter 220 emits light.

Similar to the first light emitting unit 210, the second female connector 225 and the second light emitting unit 220 may be formed on an upper surface of the second wiring board 221 of the second light emitting unit 220. A conductive pattern (not shown) may be formed to electrically connect the two LED elements 223 to each other.

The connection lead unit 230 electrically and physically connects the first light emitting unit 210 and the second light emitting unit 220. 20 and 21, the structure of the connection lead 230 may be more clearly understood.

As shown in FIGS. 20 and 21, the connection lead 230 may include a first female connector 215 of the first light emitting unit 210 and a second female connector of the second light emitting unit 220. It may be configured to include two male connectors 231 each inserted into the 225 to form an electrical connection, and a conductive line 233 electrically connecting the two male connectors 231.

The first and second

female connectors

215 and 225 may include a space in which the male connector 231 is inserted and seated, and a conductive pin inserted into the conductive hole 281 formed in the male connector 231 within the space. 280). The male connector 231 of the connection lead portion 230 has a conductive hole 281 having a space into which the conductive pin 280 is inserted. The conductive hole 281 is electrically connected to the conductive line 233.

For example, the first female connector 215 of the first light emitting unit 210 may be electrically connected to the power input terminal 270 through a conductive pattern. The second female connector 225 may be electrically connected to the second LED element 223 of the second light emitting part 220 through a conductive pattern. The male connector 231 disposed at one end of the connecting lead 230 is inserted into the first female connector 215, and the male connector 231 disposed at the other end of the connecting lead 230 is formed of a second light emitting unit ( When inserted into the second female connector 225 of 220, the power supply power provided from the power input terminal 270 is provided to the second LED element 223 of the second light emitting unit 220 to emit light. do.

As described above, according to the exemplary embodiment of the present invention, the LED elements may be dividedly disposed on the plurality of substrates, including the first light emitting portion 210 and the plurality of second light emitting portions 220. In addition, the first light emitting unit 210 and the second light emitting unit 220 form an electrical connection through a male and female connector such as a socket structure. Through the configuration of the first and second

light emitting parts

210 and 220, when a problem such as impossibility of emitting light occurs such that an LED element disposed in some light emitting parts is damaged, only the light emitting part having a problem is easily changed. , Can be replaced. Through this, one embodiment of the present invention is very easy to maintain.

In the above description of the configuration and features of the present invention based on the embodiment according to the present invention, the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. It will be apparent to those skilled in the art that such changes or modifications fall within the scope of the appended claims.

Claims

A frame having a flat portion and an inclined portion extending from a border of the flat portion at a predetermined inclination angle to provide an inner space;

A first light emitting part including a first wiring board mounted on the flat part, a first LED element disposed on the first wiring board, and a first female connector having a socket structure;

A second light emitting part including a second wiring board mounted on the inclined portion, a second LED element disposed on the second wiring board, and a second female connector having a socket structure;

Two male connectors inserted into the first female connector and the second female connector, respectively, and conductive lines connecting the two male connectors to implement the electrical connection between the first wiring board and the second wiring board; Connecting lead portion; And

And a light transmission unit surrounding the outside of the frame and transmitting light emitted from the first LED element and the second LED element.

The frame,

The light emitting device is embedded in a boundary between the planar portion and the inclined portion to prevent light emitted from at least one of the first LED element and the second LED element from being interfered with by the conductive line to accommodate the conductive line in a bent state. Equipped with a challenge player

And a conductive line position fixing part connected to the frame to prevent the bent portion of the conductive line from being separated from the conductive bow portion, so that the conductive wire is maintained in a curved state in the conductive bow portion. Device.
The method of claim 1, wherein the conductive line position fixing portion,

LED conductive device characterized in that the conductive bow portion is divided into an inlet for the conductive wire flows in and an outlet for the conductive wire outflow.
The method of claim 1, wherein the conductive line position fixing portion,

LED lighting device, characterized in that disposed on the receiving space provided by the conductive bow for.
The method of claim 1, wherein the conductive line position fixing portion,

An LED illuminating device, characterized in that formed to protrude from the inner surface defining the conductive bow portion or the boundary between the flat portion and the inclined portion.
The method of claim 4, wherein the conductive line position fixing portion,

LED lighting device, characterized in that the end is spaced apart from the frame so that the conductive wire is inserted into the conductive bow for the curved state.
The method of claim 4, wherein the conductive line position fixing portion,

LED lighting device characterized in that it has elasticity.
The method of claim 1, wherein the conductive line position fixing portion,

LED lighting device, characterized in that mounted to the frame to be able to change position from the frame.
The method of claim 7, wherein the conductive line position fixing portion,

LED lighting device, characterized in that mounted to the frame to enable a rotational movement from the frame.
The method of claim 1,

The flat portion includes a first drain portion,

The light transmitting portion includes a second drain portion communicating with the first drain portion,

The flat portion and the light transmitting portion, each of which has a first fastening portion and a second fastening portion for fastening the bolts,

The first fastening part, LED lighting device, characterized in that the inlet is located in the axial direction above the first drain portion to prevent the inflow of the fluid flowing into the inner space to prevent corrosion of the bolt.
The method of claim 9,

LED projection device further comprises a; projecting from the inner surface of the planar portion defining the first fastening portion.
The method of claim 10, wherein the protrusions,

And a second protrusion having a first protrusion accommodating the threaded portion of the bolt and an inner surface formed stepwise with an inner surface of the first protrusion to receive the head portion of the bolt and surround the head portion. Device.
The method of claim 11,

And a bolt sealing part disposed on an inner surface of the protrusion to prevent the fluid flowing into the internal space from flowing into the first fastening part.
The method of claim 12, wherein the bolt sealing portion,

LED lighting device, characterized in that disposed on the area that implements the step between the inner surface of the first protrusion and the second protrusion of the head portion of the bolt is seated.