CN105444070A - Led ceiling lamp - Google Patents
Led ceiling lamp Download PDFInfo
- Publication number
- CN105444070A CN105444070A CN201510999258.1A CN201510999258A CN105444070A CN 105444070 A CN105444070 A CN 105444070A CN 201510999258 A CN201510999258 A CN 201510999258A CN 105444070 A CN105444070 A CN 105444070A
- Authority
- CN
- China
- Prior art keywords
- light source
- led
- heat
- led light
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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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
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/043—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures mounted by means of a rigid support, e.g. bracket or arm
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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
- 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
- F21V17/16—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 deformation of parts; Snap action mounting
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED ceiling lamp which comprises a surface ring, a light-transmission cover, a heat radiator, and an LED light source component mounted on the upper end face of the heat radiator, wherein the LED light source component comprises an LED light source board and a reflection cover; LED chips on the LED light source board are arranged in through holes of the reflection cover; the through holes are inverted tapered through holes; and the inner side walls of the tapered through holes are coated with reflection film layers. Light emitted by the LED chips can be totally reflected out by the reflection film layers, and residual light and diffused light can be subjected to secondary reflection by the reflection film layers, so that the light emitting efficiency can be improved, the light is emitted more uniformly, and glare is eliminated. The LED light source component is arranged on a heat-conducting board in a covered manner, the LED light source board is in fit contact with the heat-conducting board, and heat generated by the LED light source board can be rapidly transferred to the heat-conducting board, so that temperature rise of the LED light source board caused by heat accumulation can be avoided. The heat radiator is connected and fixed with the reflection cover in a threaded manner, so that the assembly efficiency is high.
Description
Technical field
The present invention relates to field of LED illumination, particularly a kind of LED Ceiling light.
Background technology
At present, LED light source is long, pollution-free with the life-span, light efficiency high just progressively substitutes incandescent lamp and fluorescent light, LED Ceiling light is embedded in ceiling, the lighting penetrated under light, is widely used in hotel, western-style restaurant, coffee shop, office, market, museum and household room lighting.But LED is the direct projection light source that a point sends, direction of illumination is single, and the central point light that straight line irradiates is very strong, and have dazzle, dazzle can accelerate eye strain, and operating efficiency is reduced.
Summary of the invention
Main purpose of the present invention is to provide that a kind of light emission rate is high, uniform light, be convenient to the LED Ceiling light assembled.
The present invention proposes a kind of LED Ceiling light, comprise face ring, diffuser, radiator and the LED light source component be arranged on described radiator upper surface, described LED light source component comprises LED light source plate and reflection shield, described LED light source plate is made up of substrate and several LED chip arranged on the substrate, described reflection shield comprises panel and offers on the panel identical with described LED chip number and position through hole one to one, described LED chip is placed in described through hole, described through hole is inverted conical through-hole, the hole madial wall of described conical through-hole is coated with reflexed light film, described face plate edge extends to form reflection shield sidewall downwards, and be provided with the draw-in groove with the edge adaptation of described substrate inside the edge of described reflection shield side wall lower ends, described substrate is fixed in described draw-in groove, described radiator is made up of heat-conducting plate and fin, described fin is vertically arranged on the lower surface of described heat-conducting plate, described fin is column's arrangement, between described fin, parallel interval arranges and forms heat dissipation ventilation groove, the size of described heat-conducting plate and the internal diameter adaptation of described reflection shield lower end, described LED light source component lid is located on described heat-conducting plate, and described LED light source plate is fitted with described heat-conducting plate and contacted.
Preferably, described diffuser is fixed on the light-emitting window in described ring, described ring cowling is located in described LED light source component, is provided with the screw thread of coupling, is threaded connection between described ring and described reflection shield in the outside wall surface of described reflection shield sidewall and on the internal face of described ring lower end.
Preferably, also comprise one for fixing the retainer ring of described diffuser, described retainer ring is fastened on inside described ring-side wall by adhesive adhesion, and the upper ring surface of described retainer ring and described ring is by clamping for described diffuser.
Preferably, described heat-conducting plate is provided with wire hole, is provided with radiatinig corrugated on the surface of described fin.
The beneficial effect of LED Ceiling light of the present invention is:
LED Ceiling light of the present invention has installed reflection shield on LED light source plate, LED chip is placed in the through hole of reflection shield, through hole is inverted conical through-hole, the hole madial wall of conical through-hole is coated with reflexed light film, the light that LED chip sends not only can be totally reflected away by reflexed light film, also remaining light, astigmatism secondary reflection can be gone out simultaneously, can improve light extraction efficiency, light is sent more even, eliminate dazzle.
LED light source component lid is located on heat-conducting plate, and LED light source plate is fitted with heat-conducting plate and contacted, and the heat that LED light source plate produces can conduct to heat-conducting plate fast, and the LED light source plate temperature preventing thermal accumlation from causing raises; Fin is vertically arranged on the lower surface of heat-conducting plate, and heat conduction to fin, sheds in air by fin and heat-conducting plate by heat-conducting plate jointly; Fin is column's arrangement, and between fin, parallel interval arranges and forms heat dissipation ventilation groove, for accelerating air circulation, accelerating the exchange heat between radiator and air, reaching the object accelerating heat radiation.
In the outside wall surface of reflection shield sidewall and on the internal face of ring lower end, face, be provided with the screw thread of coupling, be connected and fixed by screw connection manner between radiator and reflection shield, the installation of face ring, without the need to instrument, is installed easy to operate, quick, can greatly improve lamp assembled efficiency.
Accompanying drawing explanation
Fig. 1 be in an embodiment of LED Ceiling light of the present invention LED light source component be combined with radiator after structural representation;
Fig. 2 is the cross sectional view of LED light source component in an embodiment of LED Ceiling light of the present invention;
Fig. 3 is the structural representation of face ring in an embodiment of LED Ceiling light of the present invention;
Fig. 4 is the structural representation of LED Ceiling light in an embodiment of LED Ceiling light of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Referring to figs. 1 through Fig. 4, an embodiment of LED Ceiling light of the present invention is proposed:
A kind of LED Ceiling light, the LED light source component comprising face ring 20, diffuser 30, radiator 12 and be arranged on radiator 12 upper surface, LED light source component is arranged on radiator 12, and diffuser 30 is fixed on the light-emitting window in face ring 20, and face ring 20 lid is located in LED light source component.
LED light source component comprises LED light source plate 40 and reflection shield 50, and LED light source plate 40 is made up of with several LED chip 41 be arranged on aluminium base the aluminium base of circle.Reflection shield 50 is circular, comprise panel and be opened in identical with LED chip 41 number on panel and position through hole one to one, reflection shield 50 lid is located on LED light source plate 40, LED chip 41 is placed in through hole, through hole is inverted conical through-hole, and the hole madial wall of conical through-hole is coated with reflexed light film.The light that LED chip 41 sends not only can be totally reflected away by reflexed light film, also remaining light, astigmatism secondary reflection can be gone out simultaneously, can improve light extraction efficiency, light is sent more even, eliminates dazzle.
Face plate edge extends to form reflection shield 50 sidewall downwards, the annular slot 51 with the edge adaptation of substrate is provided with inside the edge of reflection shield 50 side wall lower ends, substrate is fixed in draw-in groove 51, thus LED light source plate 40 and reflection shield 50 are integrated, and assembly operation is easy.
Radiator 12 is made up of heat-conducting plate and fin, and fin is vertically arranged on the lower surface of heat-conducting plate.The size of heat-conducting plate and the internal diameter adaptation of reflection shield 50 lower end, LED light source component lid is located on heat-conducting plate, and LED light source plate 40 is fitted with heat-conducting plate and contacted.The heat that LED light source plate 40 produces can conduct to heat-conducting plate fast, and LED light source plate 40 temperature preventing thermal accumlation from causing raises.Fin is vertically arranged on the lower surface of heat-conducting plate, and heat conduction to fin, is shed in air by fin and heat-conducting plate by heat-conducting plate jointly.Fin is column's arrangement, and between fin, parallel interval arranges and forms heat dissipation ventilation groove 120, for accelerating air circulation, accelerating the exchange heat between radiator 12 and air, reaching the object accelerating heat radiation.
Being provided with radiatinig corrugated on the surface of fin, for increasing the contact area between fin and air, improving radiating rate.
Heat-conducting plate is provided with wire hole, and the wire be electrically connected with LED light source plate 40 is stretched from this wire hole and is electrically connected with external power source.
This LED Ceiling light also comprises one for the retainer ring 21 of fixing diffuser 30, retainer ring 21 is fastened on the inner side of face ring 20 sidewall by adhesive adhesion, and be placed in the upper ring surface lower end of face ring 20, the thickness of the spacing between the upper ring surface of face ring 20 and retainer ring 21 and diffuser 30 is adaptive, diffuser 30 is placed between the upper ring surface of retainer ring 21 and face ring 20, and the upper ring surface of retainer ring 21 and face ring 20 is by clamping for diffuser 30.
Diffuser 30 is made for PC material, and light transmittance is high.After face ring 20 and radiator 12 are threaded connection and fix, diffuser 30 is located on LED light source plate 40, can protect LED light source plate 40.
The screw thread of coupling is provided with in the outside wall surface of reflection shield 50 sidewall and on the internal face of ring 20 lower end, face, be connected and fixed by screw connection manner between radiator 12 and reflection shield 50, the installation of face ring 20, without the need to instrument, is installed easy to operate, quick, can greatly improve lamp assembled efficiency.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure transformation utilizing description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a LED Ceiling light, comprise face ring, diffuser, radiator and the LED light source component be arranged on described radiator upper surface, it is characterized in that, described LED light source component comprises LED light source plate and reflection shield, described LED light source plate is made up of substrate and several LED chip arranged on the substrate, described reflection shield comprises panel and offers on the panel identical with described LED chip number and position through hole one to one, described LED chip is placed in described through hole, described through hole is inverted conical through-hole, the hole madial wall of described conical through-hole is coated with reflexed light film, described face plate edge extends to form reflection shield sidewall downwards, and be provided with the draw-in groove with the edge adaptation of described substrate inside the edge of described reflection shield side wall lower ends, described substrate is fixed in described draw-in groove, described radiator is made up of heat-conducting plate and fin, described fin is vertically arranged on the lower surface of described heat-conducting plate, described fin is column's arrangement, between described fin, parallel interval arranges and forms heat dissipation ventilation groove, the size of described heat-conducting plate and the internal diameter adaptation of described reflection shield lower end, described LED light source component lid is located on described heat-conducting plate, and described LED light source plate is fitted with described heat-conducting plate and contacted.
2. LED Ceiling light according to claim 1, it is characterized in that, described diffuser is fixed on the light-emitting window in described ring, described ring cowling is located in described LED light source component, in the outside wall surface of described reflection shield sidewall and on the internal face of described ring lower end, be provided with the screw thread of coupling, be threaded connection between described ring and described reflection shield.
3. LED Ceiling light according to claim 2, it is characterized in that, also comprise one for fixing the retainer ring of described diffuser, described retainer ring is fastened on inside described ring-side wall by adhesive adhesion, and the upper ring surface of described retainer ring and described ring is by clamping for described diffuser.
4. LED Ceiling light according to claim 3, is characterized in that, described heat-conducting plate is provided with wire hole, is provided with radiatinig corrugated on the surface of described fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999258.1A CN105444070A (en) | 2015-12-23 | 2015-12-23 | Led ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999258.1A CN105444070A (en) | 2015-12-23 | 2015-12-23 | Led ceiling lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105444070A true CN105444070A (en) | 2016-03-30 |
Family
ID=55554572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510999258.1A Pending CN105444070A (en) | 2015-12-23 | 2015-12-23 | Led ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105444070A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307196A (en) * | 2017-07-26 | 2019-02-05 | 深圳市万景华科技有限公司 | LED spotlight |
-
2015
- 2015-12-23 CN CN201510999258.1A patent/CN105444070A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307196A (en) * | 2017-07-26 | 2019-02-05 | 深圳市万景华科技有限公司 | LED spotlight |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160330 |