CN103244834A - Lighting device and lighting module thereof - Google Patents

Abstract

The present invention provides a lighting device and a lighting module thereof, wherein the lighting module comprises a cover, a plurality of lens elements, an elastic element and a light-emitting component. The cover has a plurality of first through openings. The lens elements are respectively arranged at the plurality of first through openings, and the size of each lens element is respectively matched with each first through opening. The plurality of lens elements are sandwiched between the elastic element and the cover. The light-emitting component comprises a circuit board and a plurality of light-emitting diodes, wherein the plurality of light-emitting diodes are arranged on the circuit board, and the plurality of light-emitting diodes are respectively arranged at positions corresponding to the plurality of lens elements, and the light emitted by the plurality of lens elements is respectively transmitted through the plurality of lens elements.

Description

Lighting device and lighting module thereof

technical field

The present invention relates to a lighting device and its lighting module, in particular to a light emitting diode lighting device and its lighting module.

Background technique

Traditional road lighting equipment mostly uses fluorescent lamps or high-pressure sodium lamps as light sources. Although the light source of traditional light bulbs can obtain a wider lighting area, it consumes more power and is not environmentally friendly because it cannot be recycled. In recent years, light-emitting diodes (light The development of emitting diode (LED) is progressing day by day, and has the advantages of high brightness, power saving, environmental protection, and long service life. It has been widely used in the lighting of lamps, and then used as a light source for street lamps.

However, in the existing light-emitting diode lamps, there are components such as a cover body, multiple lenses, multiple light-emitting diodes, and heat sinks, and because the multiple components are relatively fine, it is necessary to pay attention to the relative installation positions when assembling. Therefore, it takes a lot of time and manpower to align and assemble components and components. Moreover, the existing lamps are prone to displacement of internal components due to external forces or collisions, thereby affecting the angle and amount of light emitted by the LEDs.

In addition, because Taiwan has an island-type climate with high temperature and humidity, when furniture and electrical appliances are exposed to moisture-filled environments, they are prone to mold, bacteria breeding, electric leakage, electrical short circuits, or even electrical appliances being damaged and unable to operate. produce.

Furthermore, the high-power LED modules used will generate high temperature during operation. Since a lamp must be equipped with multiple LED components to provide sufficient light source, the multiple LED components are soldered together on the circuit board to collect Conducted to the common heat sink, due to the effect of heat flow multiplication, and based on the weight of the lamp should not be too heavy, the volume should not be too large, so that the area of the heat sink is limited, so in the state of poor design of the heat dissipation mechanism, resulting in LED lamps The heat dissipation effect of the LED is not good, and it is easy to cause some light-emitting diode components to burn out due to high temperature and shorten the service life.

Therefore, it is necessary to provide a lighting device and a lighting module thereof, which can reduce the time for assembling and aligning internal components, prevent moisture from entering the lighting module, and improve the effect of heat dissipation.

Contents of the invention

The purpose of the present invention is to provide a lighting device and its lighting module, which can save the time of assembly and alignment, prevent moisture from entering the lighting module, and improve the heat dissipation effect, thereby extending the service life of the lighting device and the lighting module .

To achieve the above purpose, the present invention provides a lighting module, which includes a cover, a plurality of lens elements, an elastic element and a light-emitting component. The cover has a plurality of first openings. The plurality of lens elements are correspondingly disposed on the plurality of first through ports, and the size of each lens element is respectively matched with each first through port. The plurality of lens elements are sandwiched between the elastic element and the cover. The light-emitting component has a circuit board and a plurality of light-emitting diodes. The plurality of light-emitting diodes are arranged on the circuit board. Corresponding to the injection.

To achieve the above purpose, the present invention also provides a lighting device, which includes a plurality of lighting modules, a casing and a supporting element. The lighting module includes a cover, a plurality of lens elements, an elastic element and a light-emitting component. The cover has a plurality of first openings. The plurality of lens elements are correspondingly disposed on the plurality of first through ports, and the size of each lens element is respectively matched with each first through port. The plurality of lens elements are placed between the elastic element and the cover. The light-emitting component has a circuit board and a plurality of light-emitting diodes. The plurality of light-emitting diodes are arranged on the circuit board. Corresponding to the injection. The plurality of lighting modules are arranged in series and/or in parallel in the casing, and the lighting device emits light from one side of the casing. The supporting element is connected with the shell and used for supporting the shell.

In a preferred embodiment of the present invention, each lens element has a lens portion and a flange, and the flange is connected to the periphery of the lens portion, and the light emitted by each LED passes through each lens portion correspondingly. The upper surface of each flange is attached to the periphery of each first port.

In a preferred embodiment of the present invention, the elastic element has a plurality of second openings, and the plurality of second openings are respectively arranged corresponding to the positions of the plurality of first openings and the plurality of light emitting diodes.

In a preferred embodiment of the present invention, the lower surface of each flange is connected to the periphery of each second opening.

In a preferred embodiment of the present invention, the material of the elastic element is rubber.

In a preferred embodiment of the present invention, the lighting module further includes a baffle and an insulating layer. The baffle is arranged between the elastic element and the light-emitting component. The insulating layer is arranged between the blocking sheet and the light emitting component.

In a preferred embodiment of the present invention, the lighting module further includes a heat conducting layer, which is arranged in connection with the light-emitting component.

In a preferred embodiment of the present invention, the lighting device further includes a heat dissipation element connected to the light-emitting component and disposed on a side of the lighting module opposite to the cover.

Based on the above, the lighting device and its lighting module of the present invention include a cover body, a plurality of lens elements, an elastic element and a light-emitting component. The element and the cover sandwich the plurality of lens elements, wherein the plurality of first openings and the plurality of lens elements are arranged corresponding to the plurality of light emitting diodes of the light emitting component, so that the light emitted by the plurality of light emitting diodes can be controlled by the corresponding The multiple lens elements pass through.

Description of drawings

1 is a schematic diagram of a lighting module in a preferred embodiment of the present invention;

Fig. 2 is a schematic diagram of a lighting module in another embodiment of the present invention;

Fig. 3 is the schematic diagram of the illuminating device in the preferred embodiment of the present invention; And

Fig. 4 is a partial schematic diagram of a lighting device in another embodiment of the present invention.

Wherein, the reference signs are explained as follows:

2, 2a, 31: lighting module

21, 311: cover body

211: The first port

212: Positioning Department

22: Lens element

221: Lens Department

222: Flange

23: elastic element

231: The second port

232: Wire connection hole

233, 243, 272, 281: limit holes

234: positioning slot

24: Luminous components

241: circuit board

242: LED

25: limit piece

26: Block

261: The third port

27: insulation layer

271: The fourth port

28: Thermal conduction layer

3, 3a: Lighting device

32: shell

33: Support elements

34: cooling element

Detailed ways

The lighting device and its lighting module of the present invention will be described below with reference to related drawings, wherein the same components will be described with the same reference symbols.

Please refer to FIG. 1 , which is a schematic diagram of a lighting module in a preferred embodiment of the present invention. The lighting module 2 includes a cover body 21 , a plurality of lens elements 22 , an elastic element 23 and a light emitting component 24 .

The material of the cover body 21 is, for example but not limited to, metal or alloy. The cover body 21 of this embodiment has a plurality of first openings 211 .

The plurality of lens elements 22 are respectively arranged correspondingly to the plurality of first ports 211, and the size of each lens element 22 is matched with the first ports 211 respectively, so that the lens elements 22 can be engaged in the first ports 211 , and protrude from each first port 211 of the cover body 21 . Each lens element 22 has a lens portion 221 and a flange 222 , and the flange 222 is connected to the periphery of the lens portion 221 . The upper surface of each flange 222 is attached to the periphery of each first opening 211 , and the flange 222 can also be bonded to the periphery of the first opening 211 by an adhesive, so as to increase the additional effect of waterproofing. In addition, the plurality of lens elements 22 can be independent elements, or integrally formed elements. In this embodiment, the plurality of lens elements 22 are taken as independent elements, but it is not limited to the present invention.

The elastic element 23 is disposed opposite to the lens element 22 . More specifically, the plurality of lens elements 22 are sandwiched between the elastic element 23 and the cover body 21 . The material of the elastic element 23 can be rubber, for example, to absorb the heat emitted by the light-emitting component 24 and prevent the displacement of the plurality of lens elements 22 due to thermal expansion. The material of the elastic element 23 can be other waterproof and/or heat-absorbing materials. material. In addition, the elastic element 23 has a plurality of second through openings 231 , and the plurality of second through openings 231 are respectively arranged corresponding to the positions of the plurality of first through openings 211 . The lower surface of each flange 222 is connected to the periphery of each second opening 231 , and the upper surface of the flange 222 is attached to the periphery of the first opening 211 . In addition, in this embodiment, the shape of the upper surface of the flange 222 matches the periphery of the first opening 211, while the shape of the lower surface of the flange 222 matches the periphery of the second opening 231, so as to improve the assembly of the cover body. 21. The convenience of the lens element 22 and the elastic element 23 can not only achieve the effect of positioning, but also prevent dust and moisture from entering the lighting module 2 from the outside. Moreover, the elastic element 23 further has four wire connection holes 232 respectively disposed on two sides of the elastic element 23 , so that wires can be inserted into the wire connection holes 232 from the outside to electrically connect with the lighting module 2 and supply power to the lighting module 2 .

The light-emitting component 24 has a circuit board 241 and a plurality of light-emitting diodes 242, the plurality of light-emitting diodes 242 are arranged on the circuit board 241, and the plurality of light-emitting diodes 242 are respectively connected with the first port 211, the lens elements 22 and the second The positions of the openings 231 are set correspondingly, and the light emitted respectively passes through the second opening 231 , the lens portion 221 and the first opening 211 , and is correspondingly emitted from the lens element 22 . In addition, the number of light emitting diodes 242 is corresponding to the number of the first port 211, the lens element 22 and the second port 231. For example, in this embodiment, twelve light emitting diodes 242 are arranged on the circuit board 212, then The first port 211, the lens element 22, and the second port 231 are provided with twelve corresponding light-emitting diodes 242, so that the light-emitting diode 242 emits light, and passes through the second port 231, the lens element 22, and the first port that are set correspondingly. Port 211 radiates outward.

In this embodiment, the lighting module 2 may further include a limiting member 25 . The cover body 21, the elastic element 23 and the light-emitting component 24 each have a limiting hole 233, 243, and the limiting member 25 passes through the limiting hole 233 of the elastic element 23 and the limiting hole 243 of the light-emitting component 24, and is fixed on the cover. 21 to fix the position among the cover body 21 , the elastic element 23 and the light emitting component 24 . In addition, in this embodiment, the elastic element 23 has a positioning groove 234, and the cover body 21 has a positioning portion 212 corresponding to the positioning groove 234, wherein the size and shape of the positioning groove 234 correspond to the shape and size of the positioning portion 212 . Therefore, when the cover body 21 and the elastic element 23 are combined, the positioning portion 212 is correspondingly disposed in the positioning groove 234 to achieve a positioning effect and increase the closeness between the cover body 21 and the elastic element 23 .

Please refer to FIG. 2 , which is a schematic diagram of a lighting module in another embodiment of the present invention. In addition, the lighting module 2 a in this embodiment further includes a blocking plate 26 and an insulating layer 27 . The blocking sheet 26 and the insulating layer 27 are arranged between the elastic element 23 and the light-emitting component 24. In more detail, the blocking sheet 26 is arranged on the side close to the elastic element 23, and between the insulating layer 27 and the lens element 23; The layer 27 is disposed on the side close to the light-emitting component 24 and between the barrier 26 and the light-emitting component 24 , that is, the lens element 23 , the barrier 26 , the insulating layer 27 and the light-emitting component 24 from top to bottom. Wherein, the material of the blocking sheet 26 is, for example, metal, or other materials that can prevent electric shock. The material of the insulating layer 27 is, for example, a white plastic sheet, which has the functions of reflection and insulation. The insulating layer 27 is disposed between the blocking piece 26 and the circuit board 241 to prevent the blocking piece 26 from being electrically connected to the circuit board 241 . The circuit wiring on the circuit board 241 is shielded by setting the blocking sheet 26 and the insulating layer 27 to comply with safety regulations. In this embodiment, the blocking plate 26 has a plurality of third openings 261, and the insulating layer 27 has a plurality of fourth openings 271. The plurality of third openings 261 and the plurality of fourth openings 271 correspond to the light emitting diodes 242 respectively. Setting, when the blocking sheet 26 and the insulating layer 27 are arranged on the light-emitting component 24, the light-emitting diode 242 can pass through the third through-hole 261 and the fourth through-hole 271, so that the light-emitting diode can pass through the third through-hole 261 and the fourth through-hole 271. The fourth through port 271 emits light, and the blocking plate 26 and the insulating layer 27 can shield the circuit wiring of the circuit board 241 to meet safety standards.

Moreover, the lighting module 2 a in this embodiment further includes a heat conduction layer 28 connected to the light-emitting component 24 and disposed on the other side of the light-emitting component 24 having the insulating layer 27 . The heat conduction layer 28 can be, for example, heat conduction glue to conduct heat to other places.

Wherein, the insulating layer 27 and the heat conduction layer 28 each have a limiting hole 272 , 281 , which are respectively set corresponding to the limiting hole 233 of the elastic element 23 and the limiting hole 243 of the light emitting component 24 . The limiting member 25 can be sequentially passed through the limiting hole 281 of the heat conduction layer 28, the limiting hole 243 of the light-emitting component 24, the limiting hole 272 of the insulating layer 27, and the limiting hole 233 of the elastic element 23, and is fixed on the cover The limiting holes (not shown) of the body 21 are used to further fix the relative positions of the heat conducting layer 28 , the light emitting element 24 , the insulating layer 27 , the blocking plate 26 , the elastic element 23 , the lens element 22 and the cover body 21 . In this embodiment, the number of limiting holes provided on the heat conduction layer 28, light-emitting components 24, insulating layer 27 and elastic elements 23 does not limit the present invention. A plurality of limiting holes are respectively provided, however, it must be noted that the limiting holes of the heat conduction layer, the limiting holes of the light-emitting component, the limiting holes of the insulating layer and the limiting holes of the elastic element need to be set correspondingly.

Please refer to FIG. 3 , which is a schematic diagram of the lighting device in a preferred embodiment of the present invention. In this embodiment, the lighting device 3 is for example but not limited to a street lamp, a table lamp, a table lamp, a wall lamp, a chandelier, a standing lamp, a ceiling lamp, an office lamp or a commercial lamp and the like. The lighting device 3 includes a plurality of lighting modules 31 , a housing 32 and a supporting element 33 . Wherein, the lighting module 31 has the same technical features as the lighting modules 2 and 2a in the above-mentioned embodiments, so details are not repeated here.

In this embodiment, the lighting device 3 includes two lighting modules 31 as an example, but the number is not limited to the present invention, and the lighting device in other embodiments may include three lighting modules, four lighting modules or eight lighting modules, etc. , the number of lighting modules is designed according to the environment and size of the lighting device application. The plurality of lighting modules 31 are arranged in series and/or parallel in the casing 32 . The lighting device 3 emits light from one side of the housing 32 . As shown in FIG. 3 , in this embodiment, the lighting device 3 emits light downwards, for example.

The supporting element 33 is connected with the casing 32 and used for supporting the casing 32 . In this embodiment, the lighting device 3 is, for example, a street lamp. The supporting element 33 is arranged on the ground and supports the casing 32 so that the lighting device 3 can illuminate the ground and provide light to passers-by.

Please refer to FIG. 4 , which is a partial schematic diagram of an illumination device in another embodiment of the present invention. For ease of understanding and viewing, the housing 32 and the supporting element 33 of FIG. 3 are omitted in FIG. 4 .

In this embodiment, the lighting device 3a also includes a heat dissipation element 34, which is connected to the light-emitting component of the lighting module 31, and can be connected to the heat conduction layer of the lighting module 31 to improve the heat dissipation effect. The heat dissipation element 34 is arranged on the lighting module 31 relative to the One side of the cover body 311. The heat dissipation element 34 can be, for example, a heat dissipation fin to dissipate heat from the lighting module 31 . In addition, in this embodiment, the lighting module 31 and the heat dissipation element 34 can be locked by locking elements such as screws.

In summary, the lighting device and its lighting module of the present invention include a cover body, a plurality of lens elements, elastic elements, and a light-emitting component. The element and the cover sandwich the plurality of lens elements, wherein the plurality of first openings and the plurality of lens elements are arranged corresponding to the plurality of light emitting diodes of the light emitting component, so that the light emitted by the plurality of light emitting diodes can be controlled by the corresponding The multiple lens elements pass through. Through the arrangement of the elastic element, the heat dissipated by the light-emitting component can be absorbed, so as to improve the effect of heat dissipation of the light-emitting component, and prevent displacement of the plurality of lens elements caused by thermal expansion.

In addition, the elastic element has a plurality of second ports, and the lens elements are arranged correspondingly to the first port and the second port, and the sizes are set correspondingly, so as to prevent moisture and dust from entering the lighting module from the outside. Furthermore, the elastic element and the cover body respectively have a positioning groove and a positioning portion, so the convenience of assembling the elastic element, the plurality of lens elements and the cover body can be improved, and the time and manpower for assembling can be saved.

The above descriptions are illustrative only, not restrictive. Any equivalent modification or change without departing from the spirit and scope of the present invention shall be included in the protection scope of the present invention.

Claims (11)

1. A lighting module, characterized in that, comprising: a cover body with a plurality of first openings; A plurality of lens elements are respectively arranged corresponding to the plurality of first ports, and the size of each lens element is matched with each of the first ports; an elastic element, the plurality of lens elements are interposed between the elastic element and the cover; and A light-emitting component has a circuit board and a plurality of light-emitting diodes. The plurality of light-emitting diodes are arranged on the circuit board. Each lens element corresponds to the transmission. 2. The lighting module according to claim 1, wherein each of the lens elements has a lens portion and a flange, the flange is connected to the periphery of the lens portion, and the light emitted by each of the LEDs corresponds to Transmit each of the lens parts. 3 . The lighting module according to claim 2 , wherein the upper surface of each of the flanges is attached to the periphery of each of the first openings. 4. The lighting module according to claim 2, wherein the elastic element has a plurality of second ports, and the plurality of second ports are connected to the plurality of first ports and the plurality of LEDs respectively. The location corresponds to the setting. 5 . The lighting module according to claim 4 , wherein a lower surface of each flange is connected to a periphery of each second opening. 6 . 6. The lighting module according to claim 1, wherein the elastic element is made of rubber. 7. The lighting module according to claim 1, further comprising: a baffle, arranged between the elastic element and the light-emitting component; and An insulating layer is arranged between the blocking sheet and the light-emitting component. 8. The lighting module according to claim 7, characterized in that, the blocking plate is made of metal. 9. The lighting module according to claim 1, further comprising: A thermal conduction layer is connected with the light-emitting component. 10. A lighting device, characterized in that it has a plurality of lighting modules according to any one of claims 1-9, further comprising: A casing, the plurality of lighting modules are arranged in series and/or parallel in the casing, and the lighting device emits light from a side of the casing; and A supporting element is connected with the casing and used for supporting the casing. 11. The lighting device according to claim 10, further comprising: A heat dissipation element is connected to the light-emitting component and arranged on a side of the lighting module opposite to a cover.

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