TWI390155B - Led lamp assembly - Google Patents

Description

Light-emitting diode lighting device

The invention relates to a lighting device, in particular to a lighting diode lighting device.

As a new generation of light source, the light-emitting diode can not replace the traditional incandescent lamp on a large scale. However, it has the advantages of long working life, energy saving and environmental protection, and is generally favored by the market. Moreover, the module composed of the light-emitting diode can generate a high-power, high-brightness light source, so that it will widely and revolutionarily replace the conventional light source such as a conventional incandescent lamp, and thus become the main light source in line with the theme of energy conservation and environmental protection. .

However, as the power and brightness of the light-emitting diode or its module increase, the amount of heat generated is also increased. If the heat of the light-emitting diode is not properly solved, the light-emitting diode lamp is Working life will be severely affected. Therefore, a heat sink is usually installed on the light-emitting diode module to dissipate heat, and the light-emitting diode module is horizontally placed on the bottom of the heat sink to form a planar light source, and the light-emitting diode lamp is generally It is installed separately on one side of a support rod, so that the illumination direction is single, the illumination area is also limited, and only the area of one direction of the support rod can be illuminated, so that it is difficult to satisfy the user in many cases.

A light-emitting diode lighting device includes a lamp holder and a plurality of light-emitting diode lamps mounted on the lamp holder, each of the light-emitting diode lamps comprising a heat sink and a plurality of light-emitting lights attached to the heat sink a pole body module, the heat sink is extended obliquely outward from a top surface of the lamp holder, and the light emitting two The polar body module is attached to the outer side of the heat sink.

Compared with the prior art, the light-emitting diode lamp of the light-emitting diode lighting device is formed by the top surface of the lamp holder inclined upward and radially distributed in various directions of the lamp holder, so that a wide and light can be formed. A circular illumination area with uniform intensity and centered on the socket.

Referring to FIG. 1 and FIG. 2, in a light-emitting diode lighting device according to a preferred embodiment of the present invention, the LED lighting device includes a lamp holder 10 mounted on the lamp holder 10 and radially outward. The four-light-emitting diode lamp 20 and the two-mounting frame 30 are obliquely extended, and each of the fixing frames 30 is connected to the two-phase light-emitting diode lamp 20.

The lamp holder 10 has a substantially rectangular shape, and a cylindrical connecting rod 12 extends vertically downward from the bottom portion thereof for fixing the lamp holder 10 to a lamp post (not shown). The top surface of the socket 10 is symmetrically opened with a four-way hole 102 for the power supply line (not shown) to pass through and electrically connected to the LED lamp 20. The top surface of the socket 10 is symmetrically disposed with four positioning holes 104 around each of the through holes 102 for engaging with a plurality of screws (not shown) for mounting and fixing the LED lamp 20 to the socket 10. . The through holes 102 respectively correspond to positions in the middle of each edge of the socket 10, and the lines connecting the through holes 102 facing each other are perpendicular to each other.

As shown in FIG. 3 , the LED device 20 includes a heat sink 22 , a plurality of LED modules 24 attached to the outer surface of the heat sink 22 , and is mounted on the outer surface of the heat sink 22 . A lamp cover 26 of the LED module 24 and a bracket 28 connecting the upper and lower ends of the heat sink 22 are disposed. The heat sink 22 is made of a material with good thermal conductivity such as aluminum or copper. The utility model comprises a substantially rectangular substrate 222 and a plurality of equally spaced heat dissipation fins 224 extending from an inner side surface (not shown) of the substrate 222. The opposite ends of the substrate 222 extend obliquely in the same direction to form a bottom plate 2222 and a top plate 2224. The substrate is at an angle with respect to a central axis perpendicular to the top surface of the socket, and the bottom plate 2222 is horizontally mounted on the top surface of the socket 10 such that the substrate 222 is inclined outwardly and upwardly with respect to the socket 10. The bottom plate 2222 and the top plate 2224 and the heat dissipation fins 224 are parallel to each other and are located on the inner side surface of the substrate 222. A through hole 2226 corresponding to the through hole 102 of the socket 10 is defined in the bottom surface of the bottom plate 2222 of the base 222, and four matching holes 2228 corresponding to the positioning holes 104 of the socket 10 are formed around each of the through holes 2226. Cooperating with a screw that passes through the positioning hole 104.

The light-emitting diode module 24 is attached to the outer surface of the substrate 222 of the heat sink 22 and includes a rectangular circuit board 242 and a plurality of light-emitting diode elements 244 mounted on the circuit board 242. In the present embodiment, the number of the light emitting diode elements 244 is ten, which are mounted in parallel on the circuit board 242 in two columns in parallel.

The lamp cover 26 is made of a transparent material such as plexiglass, resin, or the like, and is a rectangular plate body that conforms to the outer surface of the heat sink 22 to which the light emitting diode module 24 is attached. The periphery of the lamp cover 26 is symmetrically opened with six screw holes 260 through which six screws (not shown) are respectively passed and screwed to the base plate 222 of the heat sink 22, thereby mounting and fixing the lamp cover 26.

The bracket 28 is a sheet-like body integrally bent from a metal material, and includes a fixing portion 282 fixed to the top plate 2224 of the heat sink 22, a fixing portion 284 fixed to the bottom plate 2222 of the heat sink 22, and The middle portion of the bracket 28 is folded toward the heat sink 22 to form a clamping portion 286. Curved bend The segment 283 connects the upper fixing portion 282 and the clamping portion 286, and a vertical segment 285 connects the lower fixing portion 284 and the clamping portion 286. The clamping portion 286 is in the shape of a pair of folded rectangular plate-like bodies, which form a half-closed accommodation space (not shown). The vertical section 285 and the lower fixing portion 284 are perpendicular to each other. Two mounting holes 2820 are defined in the upper fixing portion 282 for the two screws (not shown) to be screwed to the top surface of the top plate 2224 of the heat sink 22, thereby connecting the upper fixing portion 282 and the heat sink 22. A through hole 2840 corresponding to the through hole 102 of the socket 10 is defined in the middle of the lower fixing portion 284. Four through holes 2842 are defined around the through hole 2840, respectively corresponding to a group of positioning holes 104 on the socket 10. The four screws (not shown) are respectively screwed into the four matching holes 2228 of the bottom plate 2222 of the heat sink 22 through the four positioning holes 104 and the four through holes 2842, thereby the lower fixing portion 284 and the heat sink. The bottom plate 2222 is connected, and the lamp 20 is positioned and mounted on the lamp holder 10.

Referring to FIG. 2 again, the fixing frame 30 is a substantially U-shaped sheet-like body, which is integrally formed of a metal material, and includes a rectangular horizontal plate 32 and symmetrical upwardly from opposite ends of the horizontal plate 32, respectively. Two side arms 34 extending outwardly. The bottom of the side arm 34 extends vertically upward from the horizontal plate 32, and the top portion and the bottom portion extend obliquely outwardly at an angle. The bottom of the side arm 34 is correspondingly fitted to the vertical section 285 of the bracket 28. The top of the side arm 34 is correspondingly placed in the clamping portion 286 of the bracket 28. In various embodiments, the number of mounts 30 can vary. In this embodiment, the number of the fixing brackets 30 is two, and each of the fixing brackets 30 is fixedly connected to the two LED illuminators 20, and the horizontal plates 32 of the two fixing brackets 30 are vertically and vertically stacked on the lamp holder. On the top surface of 10, so that the four-light diode lamp 20 is generally The "ten" shape is arranged radially. The fixing frame 30 and the socket 10 and the bracket 28 can be fixed by screwing or welding.

When the light-emitting diode lighting device is assembled, the two fixing frames 30 are alternately stacked on the top surface of the lamp holder 10, and the four brackets 28 are respectively mounted on the four side arms 34 of the two fixing frames 30, each of which is mounted on each of the four side arms 34 of the two fixing frames 30, respectively. The bracket 28 of the bracket 28 corresponds to the top of the side arm 34. The bottom of the side arm 34 is attached to the vertical arm 285 of the bracket 28, and finally the heat sink 22 of the LED module 24 is attached. The brackets 28 are fitted together, and the two screws are respectively screwed through the mounting holes 2820 of the fixing portions 282 of each bracket 28 to the top surface of the top plate 2224 of the corresponding heat sink 22, and the four screws are sequentially passed through a group of the lamp holders 10 respectively. The four positioning holes 104 and the four through holes 2842 of the lower fixing portion 284 of the bracket 28 are screwed into the four matching holes 2228 on the bottom surface of the bottom plate 2222 of the heat sink 22, so that each of the light emitting diode lamps 20 is fixedly mounted to the lamp. On the seat 10.

When the above-mentioned light-emitting diode illuminating device is used, the four-light-emitting diode lamp 20 is formed by the top surface of the lamp holder 10 obliquely upward and radially distributed symmetrically in the four directions of the lamp holder 10, so that a wide width can be formed. A circular illumination area with uniform light intensity and centered on the socket 10. In addition, each of the LEDs 20 of the LED illumination device has a heat dissipation structure, and heat generated by the plurality of LEDs 244 is directly transmitted to the heat dissipation fins 224 through the substrate 22 of the heat sink 22 . Dissipated into the surrounding environment to ensure the heat dissipation effect of each of the light-emitting diode lamps 20, thereby improving the overall heat dissipation efficiency to meet the heat dissipation requirements of the high-power light-emitting diode lighting device. Moreover, the light-emitting diode lamp 20 can be directly fixed on the fixing frame 30 through the bracket 28, and the light-emitting direction of the light-emitting diode lamp 20 can be controlled by adjusting the position of the fixing frame 30, so that the light-emitting diode lighting device is suitable. Used in a variety of environments.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art will be included in the following claims.

10‧‧‧ lamp holder

102‧‧‧through hole

104‧‧‧Positioning holes

12‧‧‧ Connecting rod

20‧‧‧Lighting diode lamps

22‧‧‧ radiator

222‧‧‧Substrate

2222‧‧‧floor

2224‧‧‧ top board

2226‧‧‧through hole

2228‧‧‧With holes

224‧‧‧heat fins

24‧‧‧Lighting diode module

242‧‧‧Circuit board

244‧‧‧Lighting diode components

26‧‧‧shade

260‧‧‧ screw hole

28‧‧‧ bracket

282‧‧‧Upper fixation

2820‧‧‧Mounting holes

283‧‧‧Bend section

284‧‧‧Under the fixed department

2840‧‧‧through hole

2842‧‧‧through hole

285‧‧‧ vertical section

286‧‧‧ gripping department

30‧‧‧Retaining frame

32‧‧‧ horizontal board

34‧‧‧ side arm

1 is a perspective view of a combination of a preferred embodiment of the present invention.

2 is an exploded perspective view of the light emitting diode device of FIG. 1.

3 is an exploded perspective view of the light-emitting diode lamp of FIG. 2 when placed horizontally.

10‧‧‧ lamp holder

20‧‧‧Lighting diode lamps

30‧‧‧Retaining frame

Claims (10)

A light-emitting diode lighting device includes a lamp holder and a plurality of light-emitting diode lamps mounted on the lamp holder, each of the light-emitting diode lamps comprising a heat sink and a plurality of light-emitting lights attached to the heat sink The improvement of the polar body module is that the heat sink is extended obliquely outward from the top surface of the lamp holder, and the light emitting diode modules are attached to the outer side of the heat sink, and the heat sink has a a substrate and a plurality of heat dissipating fins formed on an inner surface of the substrate, the plurality of light emitting diode elements are attached to an outer side surface of the substrate, the substrate is at an angle with respect to a central axis perpendicular to a top surface of the lamp holder, and the substrate is fixed at one end On the top surface of the lamp holder, the other end extends outward and upward. The illuminating diode illuminating device of claim 1, wherein the heat sink extends radially outward from a periphery of the top surface of the socket. The illuminating diode illuminating device of claim 1, wherein the opposite ends of the substrate extend obliquely along the extending direction of the fins to form a bottom plate and a top plate, and the bottom plate of the substrate is horizontally attached thereto. On the top of the lamp holder. The illuminating diode illuminating device of claim 3, wherein the bottom plate, the top plate and the heat dissipating fins are parallel to each other and inclined at an angle to the substrate. The illuminating diode illuminating device of claim 3, further comprising a bracket and a fixing bracket matched with the bracket, wherein the middle portion of the fixing bracket is attached to the top surface of the socket, and the two ends thereof extend upward. The two ends of the bracket are respectively connected to the two ends of the heat sink, and the middle portion is folded inwardly and clamps the end portion of the fixing frame. The illuminating diode illuminating device of claim 5, wherein each of the brackets is a sheet body integrally bent from a metal material, including A fixing portion fixed on the top plate of the heat sink, a fixing portion fixed to the bottom plate of the heat sink, and a clamping portion formed by folding from the middle portion of the bracket to the heat sink. The illuminating diode illuminating device of claim 6, wherein the fixing frame comprises a horizontal plate disposed on a top surface of the lamp holder and two side arms extending symmetrically upward from opposite ends of the horizontal plate respectively. The top arm of the side arm is placed in the bracket clamping portion. The illuminating diode illuminating device of claim 6, wherein the nip portion is a pair of folded rectangular plate-like bodies in a shape, which forms a half-closed accommodating space, and an arc-shaped curved section connects the The upper fixing portion and the clamping portion connect the lower fixing portion and the clamping portion to a vertical portion. The illuminating diode illuminating device of claim 6, wherein the lower fixing portion is interposed between the heat sink and the lamp holder. The illuminating diode illuminating device of claim 5, wherein each of the brackets is correspondingly mounted on a illuminating diode lamp, and each of the fixing brackets is fixedly connected to the bracket, and the number of the brackets is two. The two fixing frames are vertically arranged on the top surface of the lamp holder, so that the four-light-emitting diode lamps are arranged in a "ten" shape in a radial arrangement.