CN201014336Y - light emitting device - Google Patents
light emitting device Download PDFInfo
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- CN201014336Y CN201014336Y CNU200620136932XU CN200620136932U CN201014336Y CN 201014336 Y CN201014336 Y CN 201014336Y CN U200620136932X U CNU200620136932X U CN U200620136932XU CN 200620136932 U CN200620136932 U CN 200620136932U CN 201014336 Y CN201014336 Y CN 201014336Y
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- emitting device
- emitting
- reflection part
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/28—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/402—Lighting for industrial, commercial, recreational or military use for working places
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A light emitting device having a simple structure and easy assembly, and capable of effectively generating light and guiding the light to an area to be illuminated, comprising: a substrate electrically connected to a power source; several light-emitting components, locate on a side of the base plate; the reflecting component is arranged above the light-emitting elements and is provided with a reflecting surface opposite to the light-emitting elements; a cover having a diffusing surface opposite the light reflecting surface. The light-emitting device may further include a housing for receiving and supporting the substrate and the reflective member, and may be engaged with the cover to couple the light-emitting device to an external device to be illuminated. Wherein, the light emitted from the light-emitting elements is refracted to the diffusion surface through the reflecting surface of the reflecting component and is emitted towards the outer side of the cover body. The light reflecting surface and the substrate form an inclination angle, and the angle can be different according to the design requirement so as to effectively reflect and guide the light rays to the area to be illuminated.
Description
[technical field]
The utility model is about a kind of light-emitting device, particularly can and then reflect the light that self-emission device sends via its internal structure structure about a kind of, suitably to guide or to reflect the light-emitting device of those light ejaculations.
[background technology]
Known light-emitting device has complicated structure usually, refers to especially comprise or utilize the light-emitting device of light emitting diode (LED) as its light-emitting component, and these light-emitting devices have the hardware structure of complexity and multiple layer combination.For example, one utilizes the light-emitting device of light emitting diode as light-emitting component or light source, it includes the complexity of housing, circuit board or substrate layer, cushion course, reflector or layer, adhesive linkage, diffusion layer, outside cover body etc. and the structure of multilayer usually, and for cooperating those to be located at the design of the light emitting diode on the circuit board, these all be located at the different layers of light emitting diode top or body that element all must cooperate those light emitting diodes and setting thereof and then designed or process.Therefore usually cause the shortcoming various except that number of elements, that assembling is difficult for and cost is higher, complicated structure also need cooperate light source layer by layer and be designed, so can't provide and simultaneously all elements to be coated in this light-emitting device, and value-for-money is to reach the technical scheme of illumination purpose effectively.
Moreover, the reflecting plate that known light-emitting device utilizes metal material mostly as reflecting element with reflection ray.So the reflector of this metal material and/or those multilayer structure makings on substrate are easily because of installing the inner moisture and the reciprocation of air, and generation is as the phenomenon of oxidation.And, if being polylayer forest by complexity, this light-emitting device constituted, then those layers body increased the space that moisture and air can be residual undoubtedly, and impels the easier generation of oxidation.In addition, too much complicated layer body structure also is unfavorable for the rising of this light-emitting device internal temperature.When light-emitting component such as light emitting diode ejaculation light, therefore the internal temperature of this light-emitting device also will rise, at this moment, the internal structure of this device need be considered this issuable high temperature, and is should bear this high temperature and can not produce any physics or variation chemically and influence the normal operation of this device and element on each shelf theory of complicated sheet building.In brief, with regard to operating environment,, have light-emitting device and the non-economy or the otherwise effective technique scheme of labyrinth as under the above-mentioned humidity and temperature conditions.
In view of this, providing a kind of can address the aforementioned drawbacks simultaneously, and the light-emitting device that illuminating ray effectively is provided and meets economic benefit is a demand.
[utility model content]
The purpose of this utility model is to provide a kind of light-emitting device, and it has simple structure and assembling easily, can produce light effectively simultaneously and guide the zone of those light to the desire illumination.
Another purpose of the present utility model is to provide a kind of light-emitting device, it has simple structure and assembling easily, simultaneously can prevent or reduce temperature and/or the humidity that operating environment produces and change, but and normal operation to provide and to guide the zone of light effectively to the desire illumination.
Another purpose of the present utility model is to provide a kind of light-emitting device, and it has simple structure and assembling easily, to reach the simplification assembling flow path, reduces and makes complexity or production cost, and can provide and guide the zone of light to the desire illumination effectively.
In order to achieve the above object, the utility model provides a kind of light-emitting device, comprising: a substrate; Several light-emitting components are located on the side of this substrate; One reflection part is located at the top of those light-emitting components and is had a reflecting surface with respect to those light-emitting components; One cover body, it has a diffusing surface with respect to this reflecting surface; And wherein, this proliferation part includes a diffusing surface with respect to this reflecting surface, is that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body from the emitted light of those light-emitting components.The reflecting surface of this reflection part is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two is to be used for reflection and to guide those light.This embodiment can further engage with a housing, and its major function is to provide fixing of said elements to reach and desires being connected of lighting device.
The utility model provides a kind of light-emitting device in addition, comprising: a kind of light-emitting device comprises: a substrate; Several light-emitting components are located on the side of this substrate; One light reflective hood is located at the top of those light-emitting components, and comprises a reflection part and a proliferation part; And wherein, this reflection part has a reflecting surface, with respect to those light-emitting components; This proliferation part spare has a diffusing surface with respect to this reflecting surface; Therefore, be that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body from the emitted light of those light-emitting components.And this light reflective hood wherein is to form this reflection part and proliferation part in integrally formed mode.The reflecting surface of this reflection part is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two is to be used for reflection and to guide those light.This embodiment can further engage with a housing, and its major function is to provide fixing of said elements to reach and desires being connected of lighting device.
The utility model provides a kind of light-emitting device again, comprising: a housing; One substrate is located at this enclosure interior; Several light-emitting components are located on the side of this substrate; One reflection part is located at the top of those light-emitting components and is had a reflecting surface with respect to those light-emitting components; One cover body, it has a diffusing surface with respect to this reflecting surface, and can be engaged on this housing through configuration; And wherein, this proliferation part includes a diffusing surface with respect to this reflecting surface, is that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body from the emitted light of those light-emitting components.The reflecting surface of this reflection part is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two is to be used for reflection and to guide those light.The major function of wherein said housing is to provide fixing of said elements to reach and desires being connected of lighting device.
In sum, the light-emitting device that the utility model provides has simple structure and assembling easily, can produce light effectively simultaneously and guide the zone of those light to the desire illumination, and it comprises: a substrate can be electrically connected to a power supply; Several light-emitting components are located on the side of this substrate; One reflection part is located at the top of those light-emitting components and is had a reflecting surface with respect to those light-emitting components; One cover body, it has a diffusing surface with respect to this reflecting surface.This light-emitting device can further comprise a housing, being used to hold and support this substrate and reflection part, and can engage with this cover body, is connected with the external device (ED) with this light-emitting device and desire illumination.Wherein, be that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body from the emitted light of those light-emitting components.Reflecting surface and substrate are formed with an inclination angle, and its angle can be different according to design requirement, to reflect effectively and to guide those light to desiring the field of illumination.The light-emitting device that the utility model provides is that a kind of overall structure is simple, assembling is easy, manufacturing process is simplified, light can more effectively reflect and shine in the lighting device of desiring the field of illumination.Overcome and improved the defective of traditional majority of illumination device, refer to shortcoming whole on the hardware structural design especially.
[description of drawings]
Fig. 1 is the exploded perspective view of first embodiment of the utility model light-emitting device.
Fig. 2 is the decomposition side view of first embodiment of the utility model light-emitting device.
Fig. 3 is the stereogram of second embodiment of the utility model light-emitting device.
Fig. 4 is the side view of second embodiment of the utility model light-emitting device.
Fig. 5 is the exploded perspective view of the 3rd embodiment of the utility model light-emitting device.
Fig. 6 is the decomposition side view of the 3rd embodiment of the utility model light-emitting device.
[specific embodiment]
The utility model provides a kind of light-emitting device, to provide effectively and to guide light to desiring the field of illumination.Fig. 1,2 shows the exploded perspective view and the decomposition side view of first preferred embodiment of the utility model light-emitting device.
As shown in Figure 1, 2, first embodiment of the utility model light-emitting device 10 comprises: a substrate 20; Several light-emitting components 28 are located on the surface 22 of this substrate 20; One reflection part 30 is located at the top of those light-emitting components 28 and is had a reflecting surface 32 with respect to those light-emitting components 28; One cover body 40, it has a proliferation part 42 with respect to this reflecting surface 32; And wherein, be that reflecting surface 32 via this reflection part 30 refracts to this proliferation part 42 and penetrates towards the outside of this cover body 40 from those light-emitting component 28 emitted light.Below will elaborate with regard to the technical characterictic of said structure and this embodiment.
At first, the light of light-emitting device 10 is provided by several light-emitting components 28 or light source.Those light-emitting components 28 are to be located on the surface 22 of a substrate 20.This substrate 20 required electric power when providing those light-emitting components 28 luminous can be provided one power supply (not shown).One preferred embodiment of light-emitting component 28 is light emitting diode (LED).Light-emitting component and not only be confined to light emitting diode anyly can be used as light source and is located at element on this substrate and can be, and is not limited to the color of its light that produces, as the white light of red, green, blue or its combination etc.About those light-emitting components 28 setting on substrate 20, be preferably with roughly equal each other spacing setting, also can be roughly and linear alignment the each other, to reach preferable and uniform light illumination.In addition, it is that flat surfaces 22 to be roughly parallel to this substrate 20 is provided with that those light-emitting components 28 are preferably, so the light exit wound of bullet of light-emitting component 28 is the rightabouts toward this surface 22, promptly light is to penetrate with the top direction that is approximately perpendicular to this surface 22.Can be in the described above-below direction in back with reference to this definition as its basis.It is non-conductive and be not subject to external force and the protective material of solid-state distortion that the surface 22 of substrate 20 can be coated with one deck in addition, as plastics or thin resin layer, with the defencive function of dustproof and distortion that substrate is provided etc.
When light when the top towards described substrate 20 is penetrated from those light-emitting components 28, light will shine in a reflection part 30.In this embodiment, this reflection part 30 is to be located on this substrate 20, can engage with the surface 22 of this substrate 20.Reflection part 30 comprises a reflecting surface 32 and a bottom surface 34.The i.e. light refraction face of this reflecting surface 32 wherein will be so after 28 ejaculations of light self-emission device, will advance so far reflecting surface 32 and be subjected to this surface refraction.As shown in Figure 2, the bottom surface 34 of this reflection part 30 is preferably and roughly is level, and is roughly parallel to this substrate, and can be engaged on the surface 22 of substrate 20 of this general planar.And 32 of the reflecting surfaces of reflection part 30 are an inclined-plane, and are formed with an included angle A with a dummy level line, to be used to reflect and guide the light that shines on this reflecting surface 32.In addition, reflecting surface 32 is formed with an included angle B with bottom surface 34, and is preferably: B=180 ° of ∠ A+ ∠; So included angle A, B can be complementary.In this embodiment, described included angle A is different according to design requirement, and preferable angle is between 5 ° to 90 ° (i.e. 5 °≤∠ A＜90 °); In a specific embodiment, included angle A is 61 °.
The material of reflection part 30 can be heat-resisting and thermoplasticity or thermosetting plastics (as ABS, PP, PMMA etc.), composite material, metal that hardness is good or comprises the material of metal.In this embodiment, this reflection part 30 is formed by the thermoplasticity heat-resisting, that hardness is good or thermoset plastic material or composite, through one-body molded as mould of plastics ejection formation or composite material hot-pressed formation manufacture.Therefore, except that this reflection part 30 had high temperature resistant and difficult characteristic of being out of shape because of external force, its whole manufacture process and cost were also comparatively simple and easy and low.This reflecting surface 22 also is the inclined-plane of a general planar, and also has reflective by the formed surface of this material.In addition, in this embodiment, both junctures of reflection part 30 and substrate 20 include: the spiral lock is paid, trip, thermosol, close-fitting, latch, adhesion, plug-in type trip, slip into formula trip, rotary trip, welding and pressing close-fitting.A preferred embodiment of the present utility model is to see through to utilize screw and described spiral lock to pay mode, this reflection part 30 is engaged on the substrate 20, and can utilize screw to pass through the perforation 36 of reflection part 30 and the perforation 26 on the substrate 20 simultaneously, and then reflection part 30 and substrate 20 are anchored on the housing in the lump.Another embodiment of the present utility model will describe in detail housing in the back.
Light is after reflecting surface 32 refractions of described reflection part 30, and light will march to a cover body 40, refer to the proliferation part 42 of this cover body 40 especially.As shown in Figure 1, 2, this proliferation part 42 has a receiving plane 44 and an outgoing plane 46.Wherein this receiving plane 44 is the light that is used to receive through 32 refractions of this reflecting surface.Light penetrates in the outgoing plane 46 that is in reverse to receiving plane 44 after the diffusion of these proliferation part 42 inside.In a preferred embodiment, the material of this proliferation part 42 can be a plastic material, and is preferably a printing opacity or semi-transparent material.And this cover body 40 is formed by the thermoplasticity heat-resisting, that hardness is good or thermoset plastic material or composite, through one-body molded as mould of plastics ejection formation or composite material hot-pressed formation manufacture.One preferred embodiment is that this proliferation part 42 is one-body molded as injection molding method with these cover body 40 warps.This cover body 40 be cover reflection part 30 and substrate 20 to small part, be preferably this cover body 40 and can cover reflection part 30 and substrate 20 simultaneously fully.So cover body 40 can provide suitable protection and dust reduction capability to the part that it coated.
In addition, this cover body 40 also is provided with several grooves 48.Be preferably, those grooves 48 are dual-sides of being located at cover body 40, and are to make when being shaped in cover body 40 to be shaped simultaneously.The design of groove 48 and function are to provide the convection current of air, make the internal temperature of cover body 40 unlikely because of being subjected to too high normal operation or the structure that influences this substrate 20 and reflection part 30 of light irradiation.
Fig. 3,4 shows second preferred embodiment of the utility model light-emitting device 110.The main difference of this embodiment and above-mentioned first embodiment but not exclusive difference is that the element that is positioned at substrate 120 tops comprises: the proliferation part 142 of cover body 140, reflection part 130 and cover body 140, be all one-body molded be a light reflective hood 160.Be preferably, this light reflective hood 160 is can be one-body molded as ejection formation or thermoforming way through configuration, and the thermoplasticity that preferable material is heat-resisting and hardness is good or thermosetting plastics or composite material comprise the material of containing metal composition, and are formed with level and smooth reflecting surface 132.At first, in this embodiment, the reflection part 130 of this light reflective hood 160 also provides a reflecting surface 132 with an inclination angle A ', the light that is sent with the light-emitting component 128 that is used to reflect from substrate 120.As shown in Figure 4, be same as aforementionedly, reflecting surface 132 is formed with an included angle B with bottom surface 134 ', and be preferably: ∠ A '+∠ B '=180 °; Included angle A ', B ' can be complementary.In like manner, described included angle A ' different according to design requirement, and preferable angle be between 5 ° to 90 ° (promptly 5 °≤∠ A '＜90 °=; In a specific embodiment, included angle A ' be 61 °.Light is after reflecting surface 132 refractions of the reflection part 130 in this light reflective hood 160, and light will march to the proliferation part 142 of light reflective hood 160.Shown in Fig. 3,4, this proliferation part 142 has a receiving plane 144 and an outgoing plane 146.Wherein this receiving plane 144 is the light that is used to receive through 132 refractions of this reflecting surface.Light penetrates in the outgoing plane 146 that is in reverse to receiving plane 144 after these proliferation part 142 diffusions.Moreover this light reflective hood 160 can engage with the surface 122 of substrate 120 each other by the bottom surface 134 of this reflection part 130.Juncture then includes: spiral lock is paid, trip, thermosol, close-fitting, latch, adhesion, plug-in type trip, slip into formula trip, rotary trip, welding and pressing close-fitting.A preferred embodiment of the present utility model is to see through to utilize screw and described spiral lock to pay mode, meaning promptly utilizes screw to pass through the perforation 136 of light reflective hood 160 and the perforation 126 on the substrate 120, this light reflective hood 160 integrally is engaged on the substrate 120, and further both is anchored on the housing.Another embodiment of the present utility model will describe in detail the correlation technique feature of housing in the back.
Be same as previous embodiment, the light reflective hood 160 of this embodiment also comprises proliferation part 142, and both are preferably one-body molded.Proliferation part 142 comprises a receiving plane 144 and an outgoing plane 146, or is referred to as a diffusing surface.Wherein this receiving plane 144 is the light that is used to receive through 132 refractions of this reflecting surface.Light penetrates in the outgoing plane 146 that is in reverse to receiving plane 144 after the diffusion of these proliferation part 142 inside.As above-mentioned, this embodiment is preferably the light reflective hood 160 that provides integrally formed, so its cover body 140 can apply a semi transparent material in addition, and the diffusing surface of this proliferation part 142 can be printing opacity and be coated with medium just like resin in addition to reach diffusion function.In addition, this light reflective hood 160 also can be provided with several grooves 148.Be preferably, those grooves 148 are dual-sides of being located at this light reflective hood 160, and are to make when being shaped in this light reflective hood 160 to be shaped simultaneously.The design of groove 148 and function are to provide the convection current of air, make the internal temperature of this light reflective hood 160 unlikely because of being subjected to too high normal operation or the structure that influences this substrate 120 and reflection part 130 of light irradiation.
Above-described the utility model preferred embodiment can reach technical purpose of the present utility model, and comprising provides and guide to the zone of desiring to be thrown light on effectively.Below be the 3rd embodiment of the present utility model, it comprises the preferred embodiment of a housing 250, and simultaneously with reference to figure 5,6 narrations, embodiment as described below further comprises a housing 250, yet the major function of this housing 250 but not exclusive function, being provides the fixing of said elements, so any alternate embodiment of housing 250 should still belong to scope of the present utility model.
Fig. 5,6 shows the 3rd preferred embodiment of the utility model light-emitting device 210.The difference of this embodiment and previous embodiment but not exclusive difference is that this embodiment is further provided with a housing 250 is to admit or to engage said elements and as the parts that are connected with desire lighting device (not shown).Be same as aforementionedly, light-emitting device 210 comprises: a substrate 220; Several light-emitting components 228 are located on the surface 222 of this substrate 220; One reflection part 230 is located at the top of those light-emitting components 228 and is had a reflecting surface 232 with respect to those light-emitting components 228; One cover body 240, it has a proliferation part 242 with respect to this reflecting surface 232; And wherein, be that reflecting surface 232 via this reflection part 230 refracts to this proliferation part 242 and penetrates towards the outside of this cover body 240 from those light-emitting component 228 emitted light.
In like manner, the reflecting surface 232 of reflection part 230 is an inclined-plane, and is formed with an included angle A with a dummy level line ", to be used to reflect and guide the light that shines on this reflecting surface 232.In addition, reflecting surface 232 is formed with an included angle B with bottom surface 234 ", and be preferably: ∠ A "+∠ B "=180 °; So, included angle A ", B " can be complementary.In this embodiment, described included angle A " can be required and different through design and the refraction angle of desiring to reach, and preferable angle be between 5 ° to 90 ° (i.e. 5 °≤∠ A "＜90 °=; In a specific embodiment, included angle A " be 61 °.This light is after reflecting surface 232 refractions of described reflection part 230, and light will march to a cover body 240, refer to the proliferation part 242 of this cover body 240 especially.Shown in Fig. 5,6, this proliferation part 242 has a receiving plane 244 and an outgoing plane 246.Wherein this receiving plane 244 is the light that is used to receive through 232 refractions of this reflecting surface.Light penetrates in the outgoing plane 246 that is in reverse to receiving plane 244 after these proliferation part 242 diffusions.
This embodiment comprises a housing 250, and it is the below of being located at aforesaid substrate 220, reflection part 230 and cover body 240, to be used to admit these parts or element.At first, this housing 250 through configuration receivability substrate 220 in this housing 250.Housing 250 includes several secure components 252 and several support components 254 as shown in Figure 5.This support component is kept roughly the same distance in order to the bottom of supporting this substrate and this housing.Substrate 220 is provided with several perforation 226 that corresponds to the secure component 252 in the housing 250.These perforation 226 can be held its pairing secure component 252 and allow it to pass through wherein.The setting of perforation 226 is preferably the light-emitting component 228 that is away from the substrate.One preferred embodiment of those secure components 252 is one to can be used for admitting screw to have the parts of screw thread.Substrate 220 is supported by secure component 252 and support component 254 and is located among the housing 250.Moreover reflection part 230 is to be located on this substrate 220, and provides at least one perforation 236 that corresponds to perforation 226 positions on the substrate 220.Be preferably, the perforation 236 of this reflection part 230 is alignd with the secure component 252 of housing 250, thus the perforation 236 that can make a screw pass through reflection part 230 simultaneously, and through the perforation 226 of substrate 220, lock is paid on the secure component 252 of this housing 250.So, can simplify assembling or fabrication schedule, reduction assembly complexity and reduce manufacturing cost, and can effectively substrate 220, reflection part 230 and housing be bonded together simultaneously.Be same as above-mentionedly, other embodiment of described juncture still comprise: trip, thermosol, close-fitting, latch, adhesion, plug-in type trip, slip into formula trip, rotary trip, welding and pressing close-fitting.Paying in this described screw lock is a specific embodiment, so those junctures also belong to scope of the present utility model.
Front and back two side flanges 256 of this housing 250 also are provided with several jacks 258 to be used for and the engaging of cover body 240.Cover body 240 is preferably and coats housing 250 and substrate 220 and reflection part 230 located therein.The front and back side of cover body 240 can be provided with the (not shown) slightly of inserting of several jacks that correspond to housing 250 258, to be used for that cover body 240 is engaged in housing 250.Described juncture still comprises: trip, thermosol, close-fitting, latch, adhesion, plug-in type trip, slip into formula trip, rotary trip, welding and pressing close-fitting.
In addition, this cover body 240 also is provided with several grooves 248.Be preferably, those grooves 248 are dual-sides of being located at cover body 240, and are to make when being shaped in cover body 240 to be shaped simultaneously.The design of groove 248 and function are to provide the convection current of air, make the internal temperature of this cover body 240 unlikely because of being subjected to too high normal operation or the structure that influences this substrate 220 and reflection part 230 of light irradiation.In like manner, housing 250 also is provided with several openwork parts 253, and the convection current of air is provided, and makes the internal temperature of this housing 250 unlikely because of being subjected to too high normal operation or the structure that influences this substrate 220 and reflection part 230 of light irradiation.In addition, housing 250 also is provided with at least one interface components 255, makes this housing desire the lighting device (not shown) by this interface components 255 and and engages.Its joint or bridging mode include: screw lock is paid, trip, thermosol, close-fitting, latch, adhesion, plug-in type trip, slip into formula trip, rotary trip, welding and pressing close-fitting.
More than narration is according to a plurality of different embodiment of the utility model, and wherein various features can single or different combinations be implemented.Therefore, the exposure of this case embodiment is the specific embodiment of illustrating the utility model principle, should be regardless of limit the utility model in the embodiment that is disclosed.Further it, above-mentioned narration and accompanying drawing thereof only are the usefulness of the utility model demonstration, not limited by its limit.The variation of other element or combination be possibility all, and is not contrary in spirit of the present utility model and scope.
Claims (38)
1. light-emitting device comprises:
One substrate;
Several light-emitting components are located on the side of this substrate;
One reflection part is located at the top of those light-emitting components and is had a reflecting surface with respect to those light-emitting components;
One cover body has a proliferation part with respect to this reflecting surface;
It is characterized in that: this proliferation part includes a diffusing surface with respect to this reflecting surface; From the emitted light of those light-emitting components is that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body.
2. light-emitting device as claimed in claim 1 is characterized in that: the reflecting surface of this reflection part is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two.
3. light-emitting device as claimed in claim 1 is characterized in that: this reflection part further comprises a bottom surface that is parallel to this substrate, and this reflection part engages with this substrate by this bottom surface.
4. light-emitting device as claimed in claim 2 is characterized in that: this angle is between 5 ° and 90 °.
5. light-emitting device as claimed in claim 1 is characterized in that: this cover body covers the part at least of this substrate and reflection part.
6. light-emitting device as claimed in claim 1 is characterized in that: those light-emitting components are to be equipped on this substrate with equi-spaced apart and the mode that is in alignment with each other.
7. light-emitting device as claimed in claim 1 is characterized in that: this cover body is further to be provided with the cross-ventilated groove of at least one confession through configuration.
8. light-emitting device as claimed in claim 1 is characterized in that: this cover body and this proliferation part are one-body molded.
9. as claim 1 or 3 described light-emitting devices, it is characterized in that: this bottom surface of this reflection part is to engage in the screw lock mode of paying with this substrate.
10. as claim 1 or 3 described light-emitting devices, it is characterized in that: this reflection part is to engage with this substrate with adhesion system.
11. as claim 1 or 5 described light-emitting devices, it is characterized in that: this cover body is to cover fully and hold this substrate and this reflection part in wherein through configuration.
12. a light-emitting device comprises:
One substrate;
Several light-emitting components are located on the side of this substrate;
One light reflective hood is located at the top of those light-emitting components, and comprises a reflection part and a proliferation part;
It is characterized in that: this reflection part has a reflecting surface, with respect to those light-emitting components; This proliferation part has a diffusing surface with respect to this reflecting surface; Therefore, be that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body from the emitted light of those light-emitting components.
13. light-emitting device as claimed in claim 12 is characterized in that: the reflecting surface of this light reflective hood is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two.
14. light-emitting device as claimed in claim 12 is characterized in that: this reflection part further comprises a bottom surface that is parallel to this substrate, and this reflection part engages with this substrate by this bottom surface.
15. light-emitting device as claimed in claim 13 is characterized in that: this angle is between 5 ° and 90 °.
16. light-emitting device as claimed in claim 12 is characterized in that: this cover body covers the part at least of this substrate and reflection part.
17. light-emitting device as claimed in claim 12 is characterized in that: those light-emitting components are to be equipped on this substrate with equi-spaced apart and the mode that is in alignment with each other.
18. light-emitting device as claimed in claim 12 is characterized in that: this light reflective hood is further to be provided with the cross-ventilated groove of at least one confession through configuration.
19. light-emitting device as claimed in claim 12 is characterized in that: this light reflecting shade body, this proliferation part and reflection part are one-body molded.
20. as claim 12 or 14 described light-emitting devices, it is characterized in that: this bottom surface of this reflection part is to engage in the screw lock mode of paying with this substrate.
21. as claim 12 or 14 described light-emitting devices, it is characterized in that: this reflection part is to engage with this substrate with adhesion system.
22. as claim 12 or 16 described light-emitting devices, it is characterized in that: this cover body is to cover fully and hold this substrate in wherein through configuration.
23. a light-emitting device comprises:
One housing;
One substrate is located at this enclosure interior;
Several light-emitting components are located on the side of this substrate;
One reflection part is located at the top of those light-emitting components and is had a reflecting surface with respect to those light-emitting components;
One cover body has a proliferation part with respect to this reflecting surface, and is engaged on this housing through configuration;
It is characterized in that: this proliferation part includes a diffusing surface with respect to this reflecting surface; From the emitted light of those light-emitting components is that reflecting surface via this reflection part refracts to this diffusing surface and penetrates towards the outside of this cover body.
24. light-emitting device as claimed in claim 23 is characterized in that: the reflecting surface of this reflection part is to be formed with an angle with this substrate that is provided with those light-emitting components, i.e. reflecting surface and substrate angle angle between the two.
25. light-emitting device as claimed in claim 24 is characterized in that: this angle is between 5 ° and 90 °.
26. light-emitting device as claimed in claim 23 is characterized in that: this housing further comprises and at least onely is used for fastening this substrate in the secure component of this housing.
27. light-emitting device as claimed in claim 23 is characterized in that: this reflection part securely is engaged on this substrate by those secure components through configuration.
28. light-emitting device as claimed in claim 23 is characterized in that: this housing further comprises at least one support component, supports this substrate and keeps identical distance with the bottom of this housing.
29. light-emitting device as claimed in claim 23 is characterized in that: this cover body is to engage with this housing through configuration, to cover this housing, substrate and reflection part.
30. light-emitting device as claimed in claim 23 is characterized in that: this cover body is further to be provided with the cross-ventilated groove of at least one confession through configuration.
31. light-emitting device as claimed in claim 23 is characterized in that: this housing is to be provided with the cross-ventilated hollow out of at least one confession partly through configuration.
32. as claim 23 or 29 described light-emitting devices, it is characterized in that: the juncture of this cover body and this housing is to fasten detachably with trip.
33. as claim 26 or 27 described light-emitting devices, it is characterized in that: this secure component is a screw, and is fastening detachably in spiral lock pair mode.
34. as claim 26 or 27 described light-emitting devices, it is characterized in that: this secure component is a trip, and is fastening detachably with manner.
35. light-emitting device as claimed in claim 23 is characterized in that: this reflection part is to engage with this substrate with adhesion system.
36. light-emitting device as claimed in claim 23 is characterized in that: this housing is to be provided with at least one interface components through configuration, and this housing is desired lighting device by this interface components and and engaged.
37. light-emitting device as claimed in claim 36 is characterized in that: this interface components is a screw, is engaged with each other detachably in the spiral lock mode of paying.
38. light-emitting device as claimed in claim 36 is characterized in that: this interface components is a trip, is engaged with each other detachably with manner.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620136932XU CN201014336Y (en) | 2006-10-12 | 2006-10-12 | light emitting device |
| EP07014919A EP1912020A1 (en) | 2006-10-12 | 2007-07-30 | Improved illumination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620136932XU CN201014336Y (en) | 2006-10-12 | 2006-10-12 | light emitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201014336Y true CN201014336Y (en) | 2008-01-30 |
Family
ID=38961094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620136932XU Expired - Fee Related CN201014336Y (en) | 2006-10-12 | 2006-10-12 | light emitting device |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP1912020A1 (en) |
| CN (1) | CN201014336Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432058A (en) * | 2020-03-23 | 2021-09-24 | 四零四科技股份有限公司 | Light guide pillar, light emitting device and method for manufacturing the light guide pillar |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10180248B2 (en) | 2015-09-02 | 2019-01-15 | ProPhotonix Limited | LED lamp with sensing capabilities |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1487630A (en) * | 1975-07-24 | 1977-10-05 | Berkey Photo Inc | Luminaire |
| BE1013380A7 (en) * | 2000-04-10 | 2001-12-04 | Tahoe Design Sprl | Ambient lighting device for architectural elements with a luminous surfaceor adjustable colour luminance |
| US6851834B2 (en) * | 2001-12-21 | 2005-02-08 | Joseph A. Leysath | Light emitting diode lamp having parabolic reflector and diffuser |
| TWM291088U (en) * | 2005-12-08 | 2006-05-21 | Upec Electronics Corp | Illuminating device |
-
2006
- 2006-10-12 CN CNU200620136932XU patent/CN201014336Y/en not_active Expired - Fee Related
-
2007
- 2007-07-30 EP EP07014919A patent/EP1912020A1/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432058A (en) * | 2020-03-23 | 2021-09-24 | 四零四科技股份有限公司 | Light guide pillar, light emitting device and method for manufacturing the light guide pillar |
| CN113432058B (en) * | 2020-03-23 | 2024-01-19 | 四零四科技股份有限公司 | Light guide column, light emitting device and method for manufacturing the light guide column |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1912020A1 (en) | 2008-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20101012 |