CN207471331U - Spherical shape COB downlights in a kind of anti-dazzle - Google Patents
Spherical shape COB downlights in a kind of anti-dazzle Download PDFInfo
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- CN207471331U CN207471331U CN201721647738.2U CN201721647738U CN207471331U CN 207471331 U CN207471331 U CN 207471331U CN 201721647738 U CN201721647738 U CN 201721647738U CN 207471331 U CN207471331 U CN 207471331U
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Abstract
The utility model is related to technical field of LED illumination, in particular to spherical shape COB downlights in a kind of anti-dazzle, including COB light source luminescent screen, radiator, electrical bearing support, reflector, diffuser, light transmission disk and shell.Reflector is thin-walled cone shape, and diffuser is the shape of thin-wall semi body.COB light source luminescent screen is set on a heat sink by electrical bearing support, clamping portion is provided at the top of reflector, clamping portion is movably connected with electrical bearing support；The top of COB light source luminescent screen face reflector.The opening of reflector and the opening of diffuser are opposite to form the space of closing, and light transmission disk is arranged far from the position of the vertex pre-determined distance of diffuser；Reflector, diffuser and light transmission disk are arranged in a vertical direction.Diffuser and light transmission disk are connect by shell with radiator.In this way, the problem of spherical shape COB downlights can significantly improve prior art appearance dazzling dazzle in anti-dazzle.
Description
Technical field
The utility model is related to technical field of LED illumination, in particular to spherical shape COB downlights in a kind of anti-dazzle.
Background technology
For current LED downlight advantage, compared with conventional cartridge lamps and lanterns for advantages such as power and energy saving, low-carbon environment-friendlies, and visual angle is imitated
Fruit becomes apparent, and color and luster is more bright-coloured, has beautiful light and handy characteristic.But since LED light source is by material thickness and process structure
Influence and restriction, or the penetration power of light is very strong or again weak, light it is strong with weak, can all generate dazzling dazzle.
To overcome these defects and deficiency, it is necessary to which spherical shape COB downlights are to solve in a kind of novel anti-dazzle of utility model
The certainly above problem.
Utility model content
The purpose of this utility model is to provide spherical shape COB downlights in a kind of anti-dazzle, can significantly improve existing
There is the problem of dazzling dazzle in technology, and spherical shape COB cylinder lamp structures are simple and convenient to operate in such anti-dazzle, Neng Gouming
Luminous efficiency is improved aobviously, and easily manufactured, be conducive to large-scale pipeline production.
What the embodiment of the utility model was realized in：
Spherical shape COB downlights in a kind of anti-dazzle, including：
COB light source luminescent screen, radiator, electrical bearing support, reflector, diffuser, light transmission disk and shell；
Reflector is thin-walled cone shape, and diffuser is the shape of thin-wall semi body；
COB light source luminescent screen is set on a heat sink by electrical bearing support, and clamping portion is provided at the top of reflector,
Clamping portion is movably connected with electrical bearing support；The top of COB light source luminescent screen face reflector；
The opening of reflector and the opening of diffuser are opposite to form the space of closing, and light transmission disk is arranged far from light transmission
The position of the vertex pre-determined distance of cover；Reflector, diffuser and light transmission disk are arranged in a vertical direction；
Diffuser and light transmission disk are connect by shell with radiator.
COB light source is that the specular removal being placed directly against on the mirror metal substrate of high reflecting rate in LED chip integrates area source
Technology, this technology eliminate stent concept, electroless plating, without Reflow Soldering, without patch process, therefore process reduces nearly 1/3rd,
Cost also saves 1/3rd.COB light source can simply be interpreted as high power and integrate area source, can be according to product design knot
Structure designs the lighting area and appearance and size of light source.The characteristics of COB light source：Cheaply, it is convenient；Electrically stablize, circuit design, optics
Design, heat dissipation design are scientific and reasonable；Using heat sink technology, ensure that LED has leading hot lumen depreciation
(95%)；It is mating convenient for the secondary optics of product, improve lighting quality；Height colour developing shines uniformly, without hot spot, health environment-friendly；Peace
Dress is simple, easy to use, reduces Design of Luminaires difficulty, saves lamps and lanterns processing and follow-up maintenance cost.It is exactly because such excellent
Point, COB light source are largely used in real life production.
However, but since COB light source is influenced and restriction by material thickness and process structure, the penetration power of light will
It is very strong or again weak, light it is strong with weak, can all generate dazzling dazzle.Inventor sends out by long-term experiment and research
It is existing, the reason of COB light source generates dazzling dazzle is that light intensity is not uniformly distributed, the intensity of illumination that has and with angle injustice
Weighing apparatus, so that uneven illumination is even in range of exposures generates dazzling dazzle.
Accordingly, in a kind of novel anti-dazzle of inventor's utility model spherical shape COB downlights to solve the above problems.It is anti-dazzle
Spherical shape COB downlights have reflector, diffuser, light transmission disk, the top of COB light source luminescent screen face reflector in light.In this way,
The light that COB light source luminescent screen is sent out is injected by reflector in the space of diffuser enclosing, and a part of light is pierced by light transmission circle
Disk projects；Another part light passes through in diffuser and in reflector to be reflected, reflects for several times, finally with preset even angle
It is projected from light transmission disk on ground.This two parts light reflector, diffuser, light transmission disk synergistic effect under to obtain illumination equal
Even, the suitable light of angle, the situation of dazzling light sent out so as to improve COB downlights.
To sum up, spherical shape COB cylinder lamp structures are simple and convenient to operate in such anti-dazzle, can significantly improve existing skill
Art leads to the problem of disability glare, and easily manufactured, is conducive to large-scale pipeline production.
In a kind of embodiment of the utility model：
It is above-mentioned across the vertex of diffuser and the first straight line of the edge of opening of reflector, the angle α with horizontal linear is
28°。
In a kind of embodiment of the utility model：
The height of above-mentioned diffuser is the 1/2 of sphere curved surface radius；
COB light source luminescent screen is set on the center of sphere curved surface in diffuser.
In a kind of embodiment of the utility model：
The circular passage for having pre-determined distance is formed between the edge of above-mentioned diffuser and the edge of reflector.
In a kind of embodiment of the utility model：
The surface of above-mentioned reflector is handled by frosted.
In a kind of embodiment of the utility model：
Above-mentioned radiator includes radiating cylinder body and multiple radiating fins；
Multiple radiating fins are along the axial direction circumferential array of radiating cylinder body on the surface of radiating cylinder body；
The radiating groove of hollow out is provided between radiating fin and radiating cylinder body.
In a kind of embodiment of the utility model：
The openend of above-mentioned diffuser is equipped with the planar annular to extend radially outwardly；
Planar annular is embedded in the inside of reflector.
In a kind of embodiment of the utility model：
Above-mentioned electrical bearing support further includes connecting plate, annulus frame and connector；
The convex platform for placing COB light source luminescent screen is provided on connecting plate；
The inner radial wall of annulus frame is enclosed hollow space, and convex platform is embedded in the hollow space of annulus frame；
Connector sequentially passes through the through-hole on annulus frame, the open slot on connecting plate, and annulus frame and connecting plate are fixed
On a heat sink；
Adjacent interface slot and locating slot are provided on annulus frame inner wall, the radial depth of locating slot is inserted less than interface
Slot；
The cable receptacles coordinated with cable interface are additionally provided on connecting plate.
In a kind of embodiment of the utility model：
Above-mentioned connecting plate is square plate, is provided with and the corresponding baltimore groove in the vertex of square plate on annulus frame.
In a kind of embodiment of the utility model：
Above-mentioned to further include loading plate, loading plate is arranged between connecting plate and radiator.
The advantageous effect of the utility model embodiment is：
What the embodiment of the utility model was realized in：
Spherical shape COB downlights in a kind of anti-dazzle, including COB light source luminescent screen, radiator, electrical bearing support, reflective
Cup, diffuser, light transmission disk and shell.The top of COB light source luminescent screen face reflector.In this way, COB light source luminescent screen is sent out
Light by reflector inject diffuser enclose space in, a part of light be pierced by light transmission disk injection；Another part light
Line, by reflecting, reflecting for several times, finally with preset even angle projects in diffuser and in reflector from light transmission disk.
This two parts light reflector, diffuser, light transmission disk synergistic effect under obtain the suitable light of uniform-illumination, angle,
The situation of dazzling light sent out so as to improve COB downlights.Spherical shape COB cylinder lamp structures are simple in such anti-dazzle, grasp
Facilitate, can significantly improve the prior art and lead to the problem of disability glare.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
The structure diagram of spherical shape COB downlights in a kind of anti-dazzle that Fig. 1 is provided for utility model embodiment；
Fig. 2 is the First partial schematic diagram of Fig. 1；
Fig. 3 is the structure diagram of shell in Fig. 1；
Fig. 4 is the structure diagram of reflector in Fig. 1；
Fig. 5 is the second partial schematic diagram of Fig. 1.
Icon：1- shells；2- reflectors；3- clamping portions；4- radiators；5- radiating fins；6- perforates；7- loading plates；8-
Electrical bearing support；9- annulus framves；10- bolts；11- first through hole；12- baltimore grooves；14- interface slots；15- locating slots；16-
COB light source luminescent screen；17- connecting plates；18- convex platforms；19- open slots；20- cable receptacles；21- cable interfaces；23- heat-dissipating cylinders
Body；25- spring clips；26- spring cards；28- diffusers；29- planar annulars；30- radiating grooves；31- driving power access ports.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if occur term " " center ", " on ", " under ", " left side ",
The orientation or position relationship of the instructions such as " right side ", " vertical ", " level ", " interior ", " outer " are based on orientation shown in the drawings or position
Relationship or the utility model product using when the orientation usually put or position relationship, be for only for ease of and describe this reality
There must be specific orientation, with device that is simplifying description rather than instruction or hint meaning or element with specific with novel
Azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second ", " third "
It is described etc. being only used for distinguishing, and it is not intended that instruction or hint relative importance.
If it is not offered as requiring component abswolute level or outstanding in addition, there are the terms such as term " level ", " vertical ", " pendency "
It hangs down, but can be slightly tilted.It is not to represent to be somebody's turn to do if " level " only refers to that its direction is more horizontal with respect to for " vertical "
Structure is had to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, if there is art
Language " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or detachably
Connection is integrally connected；Can be mechanical connection or electrical connection；It can be directly connected, centre can also be passed through
Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings
Condition understands concrete meaning of the above-mentioned term in the utility model.
Embodiment
Please refer to Fig. 1, Fig. 1 is that the structure of spherical shape COB downlights in a kind of anti-dazzle that the utility model embodiment provides is shown
It is intended to.
Incorporated by reference to Fig. 1-Fig. 5, as can be seen from the figure spherical shape COB downlights, COB light source luminescent screen 16 in a kind of anti-dazzle
Luminescent screen, radiator 4, electrical bearing support 8, reflector 2, diffuser 28, light transmission disk and shell 1.
Reflector 2 is thin-walled cone shape, and diffuser 28 is the shape of thin-wall semi body.
16 luminescent screen of COB light source luminescent screen is arranged on by electrical bearing support 8 on radiator 4, and the top of reflector 2 is set
Clamping portion 3 is equipped with, clamping portion 3 is movably connected with electrical bearing support 8；16 luminescent screen face of COB light source luminescent screen is reflective
The top of cup 2.
The opening of reflector 2 is opposite to form the space of closing with the opening of diffuser 28, and light transmission disk is arranged far from
The position of the vertex pre-determined distance of diffuser 28；Reflector 2, diffuser 28 and light transmission disk are arranged in a vertical direction.
Diffuser 28 and light transmission disk are connect by shell 1 with radiator 4.
COB light source luminescent screen 16 is the specular removal collection being placed directly against in LED chip on the mirror metal substrate of high reflecting rate
Into area source technology, this technology eliminates stent concept, electroless plating, without Reflow Soldering, without patch process, therefore process reduces nearly three
/ mono-, cost also saves 1/3rd.COB light source luminescent screen 16 can simply be interpreted as high power and integrate area source, can
With the lighting area and appearance and size according to product design structure design light source.The characteristics of COB light source luminescent screen 16：Cheaply, side
Just；Electrically stablize, circuit design, optical design, heat dissipation design are scientific and reasonable；Using heat sink technology, ensure that LED has industry
The leading hot lumen depreciation (95%) in boundary；It is mating convenient for the secondary optics of product, improve lighting quality；Height colour developing shines
It is even, without hot spot, health environment-friendly；Installation is simple, easy to use, reduces Design of Luminaires difficulty, saves lamps and lanterns processing and follow-up maintenance
Cost.Exactly because the advantages of such, COB light source luminescent screen 16 is largely used in real life production.
However, but since COB light source luminescent screen 16 is influenced and restriction by material thickness and process structure, light
Or penetration power is very strong or again weak, light it is strong with weak, can all generate dazzling dazzle.Inventor passes through long-term experiment
With the study found that COB light source luminescent screen 16 be that light intensity is not uniformly distributed the reason of generating dazzling dazzle, the illumination that has it is strong
It spends and uneven with angle, so that uneven illumination is even in range of exposures generates dazzling dazzle.
Accordingly, in a kind of novel anti-dazzle of inventor's utility model spherical shape COB downlights to solve the above problems.It is anti-dazzle
Spherical shape COB downlights have reflector 2, diffuser 28, light transmission disk, 16 luminescent screen face reflector 2 of COB light source luminescent screen in light
Top.In this way, the light that 16 luminescent screen of COB light source luminescent screen is sent out injects the space of the enclosing of diffuser 28 by reflector 2
Interior, a part of light is pierced by the injection of light transmission disk；Process is anti-for several times in diffuser 28 and in reflector 2 for another part light
It penetrates, reflect, finally with preset even angle projected from light transmission disk.This two parts light reflector 2, diffuser 28,
The suitable light of uniform-illumination, angle is obtained under the synergistic effect of light transmission disk, is sent out so as to improve COB downlights dazzling
The situation of light.Spherical shape COB cylinder lamp structures are simple and convenient to operate in such anti-dazzle, can significantly improve the prior art
Disability glare is led to the problem of, and easily manufactured, be conducive to large-scale pipeline production.
It should be noted that shell 1 is cylindrical aluminium alloy cylindrical body.
In the present embodiment of the utility model, the above-mentioned vertex across diffuser 28 and the edge of opening of reflector 2
First straight line, the angle α with horizontal linear are 28 °.Further, the height of above-mentioned diffuser 28 is the 1/ of sphere curved surface radius
2；16 luminescent screen of COB light source luminescent screen is set on the center of sphere curved surface in diffuser 28.
By using the design technology of this programme, when the light that 16 luminescent screen of COB light source luminescent screen is sent out is from diffuser 28
After injection, because the vertex of sphere curved surface diffuser 28 is less than light transmission disk pre-determined distance.
Have spherical reflective surface reflector 2 block part penetrate peripherad light, control light irradiation region,
The refraction principle of light is utilized, will be returned in the glow cup of interior spherical shape after strong refraction of the light by diffuser 28 in part, then
Directive diffuser 28 carries out light transmitting after by the spherical reflective surface of glow cup, light is neutralized, and just reduces dazzle, almost
There is no the generation of dazzle so that antiglare effect is clearly.
The light that 16 luminescent screen of COB light source luminescent screen is sent out from diffuser 28 project when, pass through the interior spherical shape of reflector 2
28 ° of differential seat angles that face, sphere curved surface diffuser 28 are presented, the direct projection of light is blocked by reflector 2, the light of direct projection is allowed to lead to
It crosses after curved surface diffuser 28 turns back, light becomes to be more uniformly distributed, and reduces dazzle.
Cambered shell of the diffuser 28 for annular, height are the 1/2 of sphere curved surface radius；COB light source luminescent screen 16 is sent out
Tabula rasa is set on the center of sphere curved surface in diffuser 28.So so that emit the more efficient of light, improve light source
Utilization rate.
By this programme, to COB, the reflective light of the curved surface of irradiant angle control and reflector 2 is arranged in pairs or groups, and is allowed
Light may refrain from terms of layout single position shine caused by light intensity the defects of, reduce the generation of dazzle.
It is to be understood that it is blocked from the light that the diffuser 28 for having sphere curved surface projects by spherical reflector 2
Some light can repeatedly be reflected in spherical reflector 2 after project again, which becomes more after multiple reflections
Soft, according to the height of lamps and lanterns, irradiation distance, people and the average viewing angle on ground distance, 28 degree of angle is anti-dazzle angle of cut-off, is subtracted
The small generation of dazzle, almost free from glare generates in other words, and view effect is made to become extremely comfortable, is a kind of light and U.S. enjoys
By.
In the present embodiment of the utility model, the surface of above-mentioned reflector 2 is handled by frosted.The surface of reflector 2
It is handled by the exquisiteness of frosted, it is former by the refraction of light when the light of 16 luminescent screen of COB light source luminescent screen injects to reflector 2
Comprehend production diffusing reflection, so as to which light be allowed to become soft, dazzle is reduced.
In the present embodiment of the utility model, above-mentioned radiator 4 includes radiating cylinder body 23 and multiple radiating fins 5；It is more
A radiating fin 5 is along the axial direction circumferential array of radiating cylinder body 23 on the surface of radiating cylinder body 23；Radiating fin 5 and heat-dissipating cylinder
The radiating groove 30 of hollow out is provided between body 23.
From this figure it can be seen that the side of radiator 4 is provided with driving power access port 31.Be provided on shell 1 with
The spring clip 25 and spring card 26 of mounting surface connection
Optionally, above-mentioned radiator 4 is integrated chemical conversion type and bottom hollow out.Multiple radiating fins 5 are along radiating cylinder body 23
Axial direction circumferential array is on the surface of radiating cylinder body 23.In the operating condition, caused by 16 luminescent screen of COB light source luminescent screen
Hot-fluid is excluded in vitro with hot-fluid caused by driving power by the integrated molding radiator 4 of exhaust fan formula as fan,
The circulation of hot-fluid gas is accelerated, radiating efficiency is improved, and have the structure design space of science, even if the temperature distributed reaches
During to 45 DEG C of highest, human body will not be damaged.
Integrated molding, and the radiator 4 of bottom hollow out, shape are the blade type column knot that 5 shape of radiating fin is formed
The aluminium alloy radiating cylinder body 23 of structure, in addition hollow out, increases heat dissipation area, improves dissipating for 16 luminescent screen of COB light source luminescent screen
The thermal efficiency, and the design of the bottom hollow out of integrated molding allows the more compact structure of radiator 4, technique be more scientific, appearance more when
Still.
In the present embodiment of the utility model, the openend of above-mentioned diffuser 28 is equipped with the annular flat to extend radially outwardly
Face 29；Planar annular 29 is embedded in the inside of reflector 2.From this figure it can be seen that the edge of above-mentioned diffuser 28 and reflector 2
Edge between formed and have the circular passage of pre-determined distance.
The heat that light source is occurred forms cross-ventilation by shell 1, radiator 4 and circular passage, accelerates internal light source
Effective, quick, the uniform flowing of generated hot-fluid gas, improves radiating efficiency, and big to the service life of glow cup
It is big to extend.
In the present embodiment of the utility model, above-mentioned electrical bearing support 8 further includes connecting plate 17, annulus frame 9 and connects
Fitting；The convex platform 18 for placing 16 luminescent screen of COB light source luminescent screen is provided on connecting plate 17；The diameter of annulus frame 9 is inside
Wall is enclosed hollow space, and convex platform 18 is embedded in the hollow space of annulus frame 9；Connector is sequentially passed through on annulus frame 9
Through-hole, the open slot 19 on connecting plate 17, annulus frame 9 and connecting plate 17 are fixed on radiator 4；9 inner wall of annulus frame
On be provided with adjacent interface slot 14 and locating slot 15, the radial depth of locating slot 15 is less than interface slot 14；Connecting plate 17
On be additionally provided with the cable receptacles 20 coordinated with cable interface 21.
From this figure it can be seen that above-mentioned connecting plate 17 is square plate, the vertex phase with square plate is provided on annulus frame 9
Corresponding baltimore groove 12.Further, above-mentioned to further include loading plate 7, loading plate 7 is arranged between connecting plate 17 and radiator 4.
It is to be understood that cable receptacles 20 connect for the cable interface 21 of driving power.In the present embodiment, it connects
Part is bolt 10, is provided with the first through hole 11 coordinated with bolt 10 on annulus frame 9, is provided on connecting plate 17 and matches with bolt 10
The open slot 19 of conjunction.Perforation 6 is provided on connecting plate 17, which is used for the connection of connecting plate 17 and loading plate 7.
When in use, the clamping portion 3 of reflector 2 is first embedded in interface slot 14, is in the inner wall rotation along annulus frame 9
Clamping portion 3 is clamped completely into locating slot 15, so that reflector 2 is fixed.
In this way, spherical shape COB downlights can be preferable by connecting plate 17, annulus frame 9, loading plate 7 and connector in anti-dazzle
Ground so that 16 luminescent screen of COB light source luminescent screen, reflector 2 are positioned, further, using interface slot 14, open slot 19,
The alignment process for 6 grades of perforating reduces bonding wire and the stealth of LED is injured, and is molded using coniform reflector 2 with integrated bottom
Radiator 4 fixes 16 luminescent screen of COB light source luminescent screen by annulus frame 9 and loading plate 7 and obtains illuminating module, makes integrated COB
Module quality and service life can more be protected.
The openend of diffuser 28 is equipped with the planar annular 29 to extend radially outwardly；Planar annular 29 is embedded in reflector 2
It is internal.
The openend of the diffuser 28 of lamps and lanterns is equipped with planar annular 29, and the inside of planar annular 29 is open close to diffuser 28
The half of diameter is held, 28 installation position of diffuser is snapped connection for the bottom of coniform reflector 2 with cylindrical case 1.In COB light source
When 16 luminescent screen of luminescent screen works, because diffuser 28 designs from bottom to top, connects bayonet socket and the reflector 2 of cylindrical case 1
Matching after, the joint face of shell 1 blocks the light appeared from the edge of diffuser 28 and reflector 2, thus effectively
The dark space of 28 perimeter of diffuser is eliminated, makes that COB downlights are more attractive, fashion.
16 luminescent screen of COB light source luminescent screen is set on the center of 28 lower end of diffuser of sphere curved surface, and diffuser 28 is each
Light neutralization is carried out in the range of the spherical radius that the light intensity at place passes through reflector 2, the light after neutralization passes through diffuser 28
Light after injection is evenly.
From this figure it can be seen that radiating cylinder body 23 is the circular configuration of interior sky, lower end and the top of radiator 4 are pasted
It closes, matches on the inside of the upper end of radiating cylinder body 23 with 2 lower end of reflector.Radiating cylinder body 23 be aluminum alloy round cylindricality, radiating cylinder body
23 effect is：The position of fixed reflector 2, make its without departing from.And diffuser 28 is lockked by connector, it prevents from loosening.
No matter from heat dissipation angle or tightly the bottom of radiating cylinder body 23 is mutually supported with radiator 4, and glow cup is made to be isolated with radiator 4,
Gu degree, design structure is than conventional lamp or conventional type LED downlight, technique more science.
It these are only the preferred embodiment of the utility model, be not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of spherical shape COB downlights in anti-dazzle, it is characterised in that：
Including COB light source luminescent screen, radiator, electrical bearing support, reflector, diffuser, light transmission disk and shell；
The reflector is thin-walled cone shape, and the diffuser is the shape of thin-wall semi body；
The COB light source luminescent screen is arranged on by the electrical bearing support on the radiator, the top of the reflector
Clamping portion is provided with, the clamping portion is movably connected with the electrical bearing support；The COB light source luminescent screen face institute
State the top of reflector；
The opening of the reflector is opposite to form the space of closing with the opening of the diffuser, and the light transmission disk is arranged on
The position of vertex pre-determined distance far from the diffuser；The reflector, the diffuser and the light transmission disk are along perpendicular
Nogata is to arrangement；
The diffuser and the light transmission disk are connect by the shell with the radiator.
2. spherical shape COB downlights in anti-dazzle according to claim 1, it is characterised in that：
Across the vertex of the diffuser and the first straight line of the edge of opening of the reflector, the angle α with horizontal linear is
28°。
3. spherical shape COB downlights in anti-dazzle according to claim 1, it is characterised in that：
The height of the diffuser is the 1/2 of sphere curved surface radius；
The COB light source luminescent screen is set on the center of sphere curved surface in the diffuser.
4. spherical shape COB downlights in anti-dazzle according to claim 1, it is characterised in that：
The circular passage for having pre-determined distance is formed between the edge of the edge of the diffuser and the reflector.
5. according to spherical shape COB downlights in any one of the claim 1-4 anti-dazzles, it is characterised in that：
The surface of the reflector is handled by frosted.
6. according to spherical shape COB downlights in any one of the claim 1-4 anti-dazzles, it is characterised in that：
The radiator includes radiating cylinder body and multiple radiating fins；
Multiple radiating fins are along the axial direction circumferential array of the radiating cylinder body on the surface of the radiating cylinder body；
The radiating groove of hollow out is provided between the radiating fin and the radiating cylinder body.
7. according to spherical shape COB downlights in any one of the claim 1-4 anti-dazzles, it is characterised in that：
The openend of the diffuser is equipped with the planar annular to extend radially outwardly；
The planar annular is embedded in the inside of the reflector.
8. according to spherical shape COB downlights in any one of the claim 1-4 anti-dazzles, it is characterised in that：
The electrical bearing support further includes connecting plate, annulus frame and connector；
The convex platform for placing COB light source luminescent screen is provided on the connecting plate；
The inner radial wall of the annulus frame is enclosed hollow space, and the convex platform is embedded the hollow space in the annulus frame
In；
The connector sequentially passes through the through-hole on annulus frame, the open slot on connecting plate, and annulus frame and connecting plate are fixed
On the radiator；
Adjacent interface slot and locating slot are provided on the annulus frame inner wall, the radial depth of the locating slot is less than described
Interface slot；
The cable receptacles coordinated with cable interface are additionally provided on the connecting plate.
9. spherical shape COB downlights in anti-dazzle according to claim 8, it is characterised in that：
The connecting plate is square plate, is provided with and the corresponding baltimore groove in the vertex of square plate on the annulus frame.
10. spherical shape COB downlights in anti-dazzle according to claim 8, it is characterised in that：
Loading plate is further included, the loading plate is arranged between the connecting plate and the radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721647738.2U CN207471331U (en) | 2017-11-30 | 2017-11-30 | Spherical shape COB downlights in a kind of anti-dazzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721647738.2U CN207471331U (en) | 2017-11-30 | 2017-11-30 | Spherical shape COB downlights in a kind of anti-dazzle |
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| CN207471331U true CN207471331U (en) | 2018-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806602A (en) * | 2017-11-30 | 2018-03-16 | 四川聚商节能科技股份有限公司 | Spherical COB Down lamps in a kind of anti-dazzle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806602A (en) * | 2017-11-30 | 2018-03-16 | 四川聚商节能科技股份有限公司 | Spherical COB Down lamps in a kind of anti-dazzle |
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