CN205678441U - A kind of spotlight light path heat radiation combination system - Google Patents
A kind of spotlight light path heat radiation combination system Download PDFInfo
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- CN205678441U CN205678441U CN201620558471.9U CN201620558471U CN205678441U CN 205678441 U CN205678441 U CN 205678441U CN 201620558471 U CN201620558471 U CN 201620558471U CN 205678441 U CN205678441 U CN 205678441U
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Abstract
A kind of spotlight light path heat radiation combination system, including light path system and cooling system, light path system includes COB integrated optical source, light source light receiving device and aspherical mirror, planoconvex lens；Light source light receiving device is the cylinder of both ends open, cylinder one end is light-emitting window, light-emitting window end is provided with the taper surface in recessed cylinder, opening is formed bottom taper surface, for light inlet, light inlet end face is in same level with the end face of the cylinder other end, and taper surface is provided with vacuum coating, constituting the reflecting part of light source light receiving device together with taper surface, light inlet is more than light-emitting window；Aspherical mirror is fixed on the light-emitting window of light source light receiving device by aspherical mirror pressing plate, arranges aspherical mirror silica gel buffer gasket between aspherical mirror pressing plate and light source light receiving device；Planoconvex lens, aspherical mirror, light source light receiving device, COB integrated optical source centrage the most on the same axis.The feature that this utility model has low cost, light efficiency is higher, heat-sinking capability is good and can extend spotlight service life.
Description
Technical field
This utility model relates to spotlight, specifically a kind of spotlight light path heat radiation combination system.
Background technology
Spotlight (spotlight), refers to the lamp utilizing optically focused camera lens or reflecting mirror etc. to carry out optically focused.Spotlight is permissible
Project high directivity light beam, it can produce the brightest specular and lines are distinct, tone is the darkest shadow region.
Optically focused class light fixture has multiple in the market, and the feature of spotlight is that the distance of irradiation light projection is remote, and scope is bright
Aobvious, radiation direction is strong, and its optical quality is high, and uniformity is good, can make illuminated object edge clear, clean cut, is preferable
Local transparent effect light fixture.Fresnel lens spotlight is that at most Fresnel lens spotlight is Fresnel spotlight at present, its
Optical system is made up of Fresnel Lenses and spherical reflector, and light source luminescent body is centrally located at the sphere center position of spherical reflector,
Make light source move forward and backward along optical axis direction by focus adjusting mechanism, change the spot size of projection.The photograph of Fresnel spotlight
The focusing angular range of degree and hot spot is the most very limited.
Along with science and technology development, the technology of LED light source the most ripe and had in a lot of fields widely should
With.LED spotlight is good with its light efficiency, saves the energy, and service life is long, gradually substitutes tradition halogen tungsten lamp light source, LED100W light efficiency
Substantially suitable with tradition halogen tungsten lamp 1kw, therefore LED spotlight is the direction of development at present.But owing to light source is by many
Chip package forms or is arranged on same pcb board by many independent LED and forms, and has square or circular arrangement,
When light source is positioned at the focal plane position of Fresnel Lenses, Fresnel Lenses will project the picture of the LED chip of proper alignment, light
Speckle presents the uniform light spots of multiple blockage rather than circle, therefore, can affect the radiation response of LED spotlight.Although passing through
Out of focus can improve the shape of hot spot, but after out of focus, beam angle will become bigger, and due to the existence of aberration, has the time
Spot edge there is also yellow circle, still can greatly affect the radiation response of spotlight.
Therefore, on the basis of current LED spotlight, change the light path system of spotlight, improve the irradiation of spotlight
Effect, is to improve one of spotlight performance urgent problem.
Additionally, on the one hand the light source heat radiation problem of spotlight can affect the service life of spotlight, on the other hand also can shadow
Ring the lighting effect of spotlight, by the combination of light path system Yu cooling system, improve service life and the illumination effect of spotlight
Really, the development to LED spotlight has important Research Significance.Following documents discloses about to spotlight light path system
And the research of spotlight heat dissipation problem:
Documents 1:CN103672518A discloses a kind of stage lighting optical system, including reflective light conducting cylinder, LED light
Source and optical module；Reflective light conducting cylinder includes being sequentially connected with the cylinder surrounded by the reflecting plate of more than three pieces, described reflection
Plate includes plate body and the reflecting layer being located on plate body；According to the exit direction of light, cylinder includes light input part, reflection light portion successively
Point and light out part divide, wherein light out part divides and makes cylinder tapered more than light input part；LED light source is located at the one of light input part
End；Optical module is located at the front of cylinder light direction, and optical module includes mixed light light-gathering optics assembly and light-gathering optics assembly,
Mixed light light-gathering optics assembly includes light mixing plate and more than one first condenser lens, and light-gathering optics assembly is located at mixed light light-gathering optics
The rear of assembly, light-gathering optics assembly includes more than one second condenser lens.
Documents 2:CN204437739U discloses a kind of LED stage lamp light path system, including LED light source, optically focused dress
Put, imaging device and imagewise pattern；Described LED light source includes in the most symmetrically arranged first LED chip and the second LED core
Sheet；Described beam condensing unit includes in the most symmetrically arranged first reflector and the second reflector, described first reflector and
Two reflectors are ellipsoid；Described first LED chip is in the focal point of the first reflector, and the second LED chip is in second
The focal point of reflector；Described imaging device is made up of the first concave and convex lenses and glued mirror.
Documents 3:CN202017944U discloses a kind of high-power LED projector lamp, including lamp body, is provided with in this lamp body
High-power LED light source device, is correspondingly provided with non-spherical lens on front side of this LED light source device, coordinates solid on front side of this non-spherical lens
Surely optically focused planoconvex lens, described LED light source device is had to be driven by electric power supply control system.Described LED light source device includes being arranged at
High-power LED light source module in lamp body, it is correspondingly arranged at the collecting lens assembly on front side of this LED light source module and is fixed on
Heat abstractor on rear side of LED light source module, this heat abstractor and LED light source module are all connected with described electric power supply control system.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of spotlight light path system.
In order to solve above-mentioned technical problem, this utility model by the following technical solutions:
This utility model one spotlight light path heat radiation combination system, including light path system and cooling system, described light path
System includes LED light source, light source light receiving device and one-level eyeglass, two grades of eyeglasses；
Described LED light source is COB integrated optical source；
Described light source light receiving device is the cylinder of both ends open, including light inlet, reflecting part and light-emitting window, one end of cylinder
For the light-emitting window of light source light receiving device, light-emitting window end is provided with the taper surface in recessed cylinder, and opening is formed on the bottom of described taper surface,
For the light inlet of light source light receiving device, the end face of light inlet is in same level with the end face of the other end of cylinder, described cone
Shape face is provided with vacuum coating, constitutes the reflecting part of light source light receiving device together with taper surface, and described light inlet is more than light
Mouthful；
Described one-level eyeglass is aspherical mirror, and described two grades of eyeglasses are planoconvex lens；
Described aspherical mirror is fixed on the light-emitting window of light source light receiving device, aspherical mirror pressing plate and light by aspherical mirror pressing plate
Aspherical mirror silica gel buffer gasket is set between the light receiving device of source；
Owing to aspherical mirror belongs to fragile article, aspherical mirror silica gel buffer gasket plays buffering when being used for fixing aspherical mirror
Effect；
Described planoconvex lens, aspherical mirror, light source light receiving device, COB integrated optical source centrage the most on the same axis, it is achieved
Optimal optical effect.
Further,
Also set up some middle eyeglasses between described aspherical mirror (one-level eyeglass) and planoconvex lens (two grades of eyeglasses), described in
Between eyeglass fixed by lens carrier.
The quantity of middle eyeglass can select according to the needs of spotlight hot spot effect.
Further,
The rising angle of described aspherical mirror is at 30 ± 2 °, it is ensured that its rising angle completely at the diameter range of planoconvex lens,
Realize secondary and go out making full use of of light.
Described aspherical mirror can select the eyeglass of different focal according to actual needs.
Further,
The outer wall of described light source light receiving device cylinder is provided with the heat radiation of circular array micropore, beneficially light source.
Further,
Described cooling system includes that radiator, described radiator are fixed on frame for fixing heat sink and radiator support
On, described light source light receiving device is fixing with frame for fixing heat sink to be connected, and described COB integrated optical source is fixing on a heat sink, described
Aspherical mirror is fixed on the light-emitting window of light source light receiving device；
Based on the light-emitting area of COB integrated optical source, COB integrated optical source is 10 ± 2mm with the distance of aspherical mirror.
Further,
The cylinder of described light source light receiving device is positioned at one end of light inlet and connects outer to extending around formation light receiving device, described
Light receiving device connects outer and is provided with fixing hole, and light receiving device is solid with frame for fixing heat sink by stud or the screw through fixing hole
Fixed connection.
Further,
Described radiator is heat-pipe radiator, and described heat-pipe radiator is led to by some fin the most parallel, equally spaced
If crossing dry heat pipe and connecting fixing；
Having on described fin can be through the hole of heat pipe, and heat pipe is through the hole on fin, and fin is the most equidistant
From concatenating and fixing.
Further,
Described inside heat pipe fills high-efficiency heat conduction medium, and inside heat pipe is vacuum state.
Further,
Described cooling system also includes the fan being arranged on the top of radiator, and described fan can cover whole radiator top
Portion；Its area coverage is big, can be taken away by the heat on whole thermal source, improves heat-sinking capability.
Further,
Described fan is arranged over out windshield, described in go out windshield and be fixed on radiator support by connecting plate.
Light path system operation principle of the present utility model:
Light path system of the present utility model includes COB integrated optical source, light source light receiving device, aspherical mirror, planoconvex lens, four
Centrage is the most on the same axis, it is ensured that can realize optimal optical effect.During work, the light sent of COB integrated optical source leads to
The light inlet crossing light source light receiving device enters, and light source is carried out receiving light, the vacuum coating on taper surface by the taper surface of light source light receiving device
Layer can increase the reflectance of light, and aspherical mirror (one-level eyeglass) is fixed on the light-emitting window of light source light receiving device, it is achieved filling of light
Divide and utilize.The rising angle of aspherical mirror is at about 30 °, it is ensured that its rising angle is completely at the diameter of planoconvex lens (two grades of eyeglasses)
Scope, it is achieved secondary goes out making full use of of light.
Distance between light source and aspherical mirror depends on the receipts optical range of aspherical mirror, in like manner, planoconvex lens and light source
Distance also depends on the receipts optical range of planoconvex lens, receives optical range and depends primarily on aspherical mirror, the size of planoconvex lens and focal length.This
Being fixed on the light-emitting window of light source light receiving device due to aspherical mirror in utility model, therefore aspherical mirror is at light to the distance of light source
On the light receiving device of source set in advance；And the different optical effect that the distance between planoconvex lens from light source realizes as required and
Size and the focal length of planoconvex lens are set.
When only aspherical mirror, planoconvex lens two-stage eyeglass in light path when, aspherical mirror as light source one-level light-emitting window,
Planoconvex lens is as two grades of light-emitting windows；When, in light path, according to the needs of actual optical effect, setting between aspherical mirror and planoconvex lens
Putting N number of middle eyeglass, middle eyeglass can be fixed by lens carrier, then aspherical mirror goes out light as light source one-level
Mouthful, planoconvex lens is as N+2 level light-emitting window.
Heat radiation operation principle of the present utility model:
COB integrated optical source of the present utility model is fixed on heat-pipe radiator, and heat-pipe radiator is by a large amount of vertically fin
Connected by heat pipe, there is bigger area of dissipation, thus the heat radiation of beneficially light source；Meanwhile, set above heat-pipe radiator
Put double fan up convulsion, the heat-sinking capability of system can be improved further；Additionally, after light is absorbed by light source light receiving device,
Can also be dispelled the heat by the circular array micropore on light source light receiving device cylinder body outer wall.Receive at radiator, double fan and light source
Under the common effect of light device heat radiation micropore, improve the heat-sinking capability of whole system, while improving spotlight light efficiency effect,
The service life of light fixture can also be improved.
The beneficial effects of the utility model:
1, LED light source of the present utility model uses COB integrated optical source, and COB integrated optical source is again COB area light source, is by LED
The specular removal integrated area source technology that chip is placed directly against on the mirror metal substrate of high reflecting rate, manufacturing process is short, low cost.
COB integrated optical source can simply be interpreted as the integrated area source of high power, can according to product design structure design light source go out light
Area and overall dimensions.Its product has: electrically stable, and circuit design, optical design, heat dissipation design are scientific and reasonable；It is easy to produce
The secondary optics of product is supporting, improves lighting quality；High colour developing, luminous uniform, specular removal, health environment-friendly；Install simple, user
Just, reduce Design of Luminaires difficulty, save the features such as light fixture processing and follow-up maintenance cost.
2, light path system of the present utility model uses planoconvex lens replace traditional Fresnel lens, can effectively promote poly-
The illumination of light modulation, expands the focusing angular range of hot spot.The improvement of light effect system and the improvement of cooling system are effectively combined, can
To realize the light efficiency increase by more than 15% of spotlight.
3, arranging light source light receiving device in light path system of the present utility model, its reflecting part is taper surface, true on taper surface
Empty film plating layer can increase the reflectance of light, and one-level light-emitting window uses aspherical mirror, it is possible to achieve making full use of of light；Two grades
Light-emitting window uses planoconvex lens to can guarantee that out the effect of light.Light source light receiving device, aspherical mirror and the combination of planoconvex lens three, can be effective
Ensure the light efficiency of spotlight.
4, the radiator in this utility model is heat-pipe radiator, and radiator is by a large amount of vertically fin by heat pipe even
Connect, add the stable fastness of radiator and be effectively increased area of dissipation, being in mute operating state at fan and also may be used
To meet cooling requirements, moreover it is possible to improve the service life of light fixture.
To sum up, this utility model is a kind of low cost, light efficiency is high, heat-sinking capability is good and can extend spotlight service life
Spotlight light path heat radiation combination system.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the stereo-resolution structural representation of this utility model spotlight light path heat radiation combination system；
Fig. 2 is the overall structure schematic diagram of the light path system of this utility model embodiment；
Fig. 3 is the fractionation structural representation of the light path system of this utility model embodiment；
Fig. 4 is the perspective view of the light source light receiving device of this utility model embodiment；
Fig. 5 is the side view of the light source light receiving device of this utility model embodiment；
Fig. 6 is the fractionation structural side view of the light path heat radiation combination system of this utility model embodiment；
Fig. 7 is the overall structure side view of the light path heat radiation combination system of this utility model embodiment；
Fig. 8 is the technical parameter figure of the COB integrated optical source spotlight of prior art light path heat radiation combination system；
Fig. 9 is the technical parameter figure that light path heat radiation combination system of the present utility model is applied to spotlight；
Above-mentioned reference:
1, COB integrated optical source；2, light source light receiving device；3, aspherical mirror；4, planoconvex lens；5, aspherical mirror pressing plate；51, aspheric
Face mirror silica gel buffer gasket；
201, light inlet；202；Light-emitting window；203, taper surface；204, circular array micropore；205, light receiving device connects outer；
206, fixing hole；
6, heat-pipe radiator；71, frame for fixing heat sink；72, radiator support；73, connecting plate；8, fan；9, go out
Windshield.
Detailed description of the invention
Below in conjunction with the accompanying drawings and utility model is further illustrated by embodiment, but be not limited to model of the present utility model
Enclose.
Embodiment 1
As shown in figs. 1-7, present embodiments provide a kind of spotlight light path heat radiation combination system, including light path system with scattered
Hot systems, wherein:
Light path system includes: COB integrated optical source 1, light source light receiving device 2 and aspherical mirror 3 (one-level eyeglass), planoconvex lens 4
(two grades of eyeglasses)；
As shown in Figure 4,5, light source light receiving device 2 is the cylinder of both ends open, including light inlet 201, reflecting part with go out light
Mouth 202, one end of cylinder is the light-emitting window 202 of light source light receiving device, and light-emitting window 202 end is provided with the taper surface 203 in recessed cylinder,
Opening is formed on the bottom of described taper surface 203, and for the light inlet 201 of light source light receiving device, the end face of light inlet 201 is another with cylinder
The end face of one end is in same level, and described taper surface 203 is provided with vacuum coating, constitutes light source together with taper surface
The reflecting part of light receiving device, described light inlet 201 is more than light-emitting window 202；
The outer wall of light source light receiving device 2 cylinder is provided with the heat radiation of circular array micropore 204, beneficially light source.
The cylinder of light source light receiving device 2 is positioned at one end of light inlet 201 and connects outer 205 to extending around formation light receiving device,
Described light receiving device connects outer 205 and is provided with fixing hole 206, light receiving device by through the stud of fixing hole 206 or screw with dissipate
Hot device fixed support 71 is fixing to be connected.
As shown in Figure 2,3, aspherical mirror 3 is fixed at the light-emitting window 202 of light source light receiving device 2 by aspherical mirror pressing plate 5,
Aspherical mirror silica gel buffer gasket 51 is set between aspherical mirror pressing plate 5 and light source light receiving device 2；
Described planoconvex lens 4, aspherical mirror 3, light source light receiving device 2, COB integrated optical source 1 centrage the most on the same axis,
Realize optimal optical effect.
The rising angle of aspherical mirror 3 is at 30 °, it is ensured that its rising angle is completely at the diameter range of planoconvex lens 4, it is achieved two
Secondary go out the making full use of of light.
Distance between COB integrated optical source 1 and aspherical mirror 3 depends on the receipts optical range of aspherical mirror 3, in like manner, plano-convex
The distance of mirror 4 and COB integrated optical source 1 also depends on the receipts optical range of planoconvex lens 4, and it is (that is: non-that receipts optical range depends primarily on lens
Coquille, planoconvex lens) size and focal length.
As shown in Fig. 1,6,7, the cooling system in the present embodiment includes heat-pipe radiator 6 and is arranged on heat-pipe radiator 6
Two extractor fans 8 of top.
Heat-pipe radiator 6 is fixed on frame for fixing heat sink 71 and radiator support 72, light source light receiving device 2 and heat radiation
Device fixed support 71 connects the fixing connection of fixing hole 206 on outer 205 by light receiving device, and COB integrated optical source 1 is fixed on heat pipe
On radiator 6, described aspherical mirror 3 is fixed on the light-emitting window 202 of light source light receiving device 2；
Based on the light-emitting area of COB integrated optical source 1, COB integrated optical source 1 is 10mm with the distance of aspherical mirror 3.
If heat-pipe radiator 6 is connected fixing by some fin the most parallel, equally spaced by dry heat pipe；Described heat radiation
Having on sheet can be through the hole of heat pipe, and heat pipe is through the hole on fin, by horizontal for fin equidistant concatenation and fix.Described
Inside heat pipe fills high-efficiency heat conduction medium, and inside heat pipe is vacuum state.
Fan 8 is arranged over out windshield 9, goes out windshield 9 and is fixed on radiator support 72 by connecting plate 73.
The light path system of the present embodiment includes COB integrated optical source 1, light source light receiving device 2, aspherical mirror 3, planoconvex lens 4, four
Centrage the most on the same axis, it is ensured that optimal optical effect can be realized.Its operation principle is: during work, COB Integrated Light
The light sent in source 1 is entered by the light inlet 201 of light source light receiving device 2, and light source is carried out by the taper surface 203 of light source light receiving device 2
Receiving light, the vacuum coating on taper surface 203 can increase the reflectance of light, and aspherical mirror 3 (one-level eyeglass) is fixed on light source
The light-emitting window 202 of light receiving device 2, it is achieved making full use of of light.The rising angle of aspherical mirror 3 can guarantee that its rising angle is complete
Diameter range at planoconvex lens 4 (two grades of eyeglasses), it is achieved secondary goes out making full use of of light.
Being fixed on the light-emitting window 202 of light source light receiving device 2 due to aspherical mirror 3 in the present embodiment, therefore aspherical mirror 3 arrives
The distance of COB integrated optical source 1 is set in advance on light source light receiving device 2；And between planoconvex lens 4 and COB integrated optical source 1 away from
It is set from the different optical effect realized as required and the size of planoconvex lens 4 and focal length.
Cooling system of the present utility model specifically includes heat-pipe radiator 6 and is arranged on two above heat-pipe radiator 6
Extractor fan, it is also possible to the circular array micropore on light source light receiving device cylinder body outer wall dispels the heat.Specific works principle is: due to
COB light source is fixed on heat-pipe radiator 6, and heat-pipe radiator 6 is connected by heat pipe by a large amount of vertically fin, has bigger
Area of dissipation, thus the heat radiation of beneficially light source；Meanwhile, it is provided above covering the wind of whole radiator at heat-pipe radiator 6
Fan 8 up convulsion, can improve the heat-sinking capability of system further；Additionally, after light is absorbed by light source light receiving device 2, also may be used
To be dispelled the heat by the circular array micropore 204 on light source light receiving device 2 cylinder body outer wall.At heat-pipe radiator 6, fan 8 and light
Under the common effect of source light receiving device heat radiation micropore, it is achieved the heat radiation of whole system, there is preferable heat-sinking capability, can gather improving
While light modulation light efficiency effect, moreover it is possible to improve the service life of light fixture.
LED light source in the present embodiment uses COB integrated optical source, its stable electrical properties, luminous uniform, lighting quality height
And low cost；
The light path system of the present embodiment uses planoconvex lens replace traditional Fresnel lens, can effectively promote spotlight
Illumination, expand hot spot focusing angular range.The improvement of light effect system and the improvement of cooling system are effectively combined, Ke Yishi
The light efficiency of existing spotlight increases by more than 15%；
Arranging light source light receiving device in the light path system of the present embodiment, on its taper surface, vacuum coating can increase the anti-of light
Penetrating rate, one-level light-emitting window uses aspherical mirror, it is possible to achieve making full use of of light；Two grades of light-emitting windows use planoconvex lens can guarantee that
Go out the effect of light, light source light receiving device, aspherical mirror and the combination of planoconvex lens three, the light efficiency of spotlight can be effectively ensured.
Radiator in the present embodiment is heat-pipe radiator, and it is connected by heat pipe by a large amount of vertically fin, adds
The stable fastness of radiator is also effectively increased area of dissipation, is in mute operating state at fan and can also meet heat radiation
Requirement, moreover it is possible to improve the service life of light fixture.
To sum up, the spotlight light path heat radiation combination system of the present embodiment has low cost, light efficiency is high, heat-sinking capability is good and energy
Extend the feature in spotlight service life.
This utility model is in the specific implementation, it is also possible to according to the needs of actual light efficiency, choose the aspheric surface of different focal
Mirror；
N number of middle eyeglass, intermediate mirror can also be set between aspherical mirror and planoconvex lens according to the needs of actual light efficiency
Sheet can be fixed by lens carrier, if using aspherical mirror as light source one-level light-emitting window, then planoconvex lens is as N+2 level
Light-emitting window (when only aspherical mirror and planoconvex lens two-stage eyeglass on light path system, aspherical mirror as light source one-level light-emitting window,
Planoconvex lens is as two grades of light-emitting windows).
The planoconvex lens of different-diameter size and focal length according to the needs of actual light efficiency, can also be selected to carry out with aspherical mirror
Collocation, the rising angle of aspherical mirror 3 controls at 30 ± 2 ° according to the diameter of planoconvex lens.
Owing to aspherical mirror 3 is fixed on the light-emitting window 202 of light source light receiving device 2, therefore aspherical mirror 3 is to COB integrated optical source 1
Distance be set in advance on light source light receiving device 2, based on the light-emitting area of COB integrated optical source 1, COB integrated optical source 1 with
The distance controlling of aspherical mirror 3 is at 10 ± 2mm.
As shown in Figure 8, the technical parameter data of existing COB integrated optical source spotlight are as follows:
1, the focusing angular range of spotlight is 15-30 °.
2, embodying from light spot illumination, the power invariability of spotlight is when about 280W, and (two grades of light-emitting windows are to projection for 8m distance
Identity distance from), hot spot angle 15 °, center brightness value is 3831Lux；Hot spot angle 30 °, center brightness value is 1505Lux.
As it is shown in figure 9, the light path heat radiation combination system of the present embodiment to be applied to the technical parameter number recorded on spotlight
According to as follows:
1, the focusing angular range of spotlight is 17-40 °.
2, embodying from light spot illumination, the power invariability of spotlight is when about 280W, and (two grades of light-emitting windows are to projection for 8m distance
Identity distance from), hot spot angle 17 °, center brightness value is 5010Lux；Hot spot angle 40 °, center brightness value is 1560Lux.
In conjunction with Fig. 8, Fig. 9, and data are analyzed comparison:
1, the focusing angular range of spotlight of the prior art is at 15-30 °, and the present embodiment is applied to the tune of spotlight
Burnt angular range is at 17-40 °, and the focusing angular range that this utility model can realize is bigger.
2, the least due to focusing angle, corresponding center brightness value is the highest, and identical focusing angle, if center brightness value
The highest, then light efficiency is the best；Spotlight of the prior art, center brightness value during focusing angle 15 ° is 3831Lux, and this reality
With new application to spotlight, center brightness value during focusing angle 17 ° is 5010Lux, and bigger focusing angle can obtain on the contrary
To bigger center brightness value, therefore light efficiency is more preferable.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can
There are various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model is wanted
Protection domain is asked to be defined by appending claims and equivalent thereof.
Claims (10)
1. a spotlight light path heat radiation combination system, it is characterised in that include light path system and cooling system,
Described light path system includes LED light source, light source light receiving device and one-level eyeglass, two grades of eyeglasses；
Described LED light source is COB integrated optical source；
Described light source light receiving device is the cylinder of both ends open, and including light inlet, reflecting part and light-emitting window, one end of cylinder is light
The light-emitting window of source light receiving device, light-emitting window end is provided with the taper surface in recessed cylinder, and opening is formed on the bottom of described taper surface, for light
The light inlet of source light receiving device, the end face of light inlet is in same level with the end face of the other end of cylinder, described taper surface
Being provided with vacuum coating, constitute the reflecting part of light source light receiving device together with taper surface, described light inlet is more than light-emitting window；
Described one-level eyeglass is aspherical mirror, and described two grades of eyeglasses are planoconvex lens；
Described aspherical mirror is fixed on the light-emitting window of light source light receiving device by aspherical mirror pressing plate, and aspherical mirror pressing plate is received with light source
Aspherical mirror silica gel buffer gasket is set between light device；
Described planoconvex lens, aspherical mirror, light source light receiving device, COB integrated optical source centrage the most on the same axis, it is achieved optimal
Optical effect.
A kind of spotlight light path heat radiation combination system the most according to claim 1, it is characterised in that
Also setting up some middle eyeglasses between described aspherical mirror and planoconvex lens, described middle eyeglass is fixed by lens carrier.
A kind of spotlight light path heat radiation combination system the most according to claim 1 and 2, it is characterised in that
The rising angle of described aspherical mirror is at 30 ± 2 °, it is ensured that its rising angle is completely at the diameter range of planoconvex lens, it is achieved
Secondary goes out making full use of of light.
A kind of spotlight light path heat radiation combination system the most according to claim 1 and 2, it is characterised in that
The outer wall of described light source light receiving device cylinder is provided with the heat radiation of circular array micropore, beneficially light source.
A kind of spotlight light path heat radiation combination system the most according to claim 1 and 2, it is characterised in that
Described cooling system includes that radiator, described radiator are fixed on frame for fixing heat sink and radiator support, institute
Stating that light source light receiving device and frame for fixing heat sink are fixing to be connected, described COB integrated optical source is fixed on a heat sink, described aspheric surface
Mirror is fixed on the light-emitting window of light source light receiving device；
Based on the light-emitting area of COB integrated optical source, COB integrated optical source is 10 ± 2mm with the distance of aspherical mirror.
A kind of spotlight light path heat radiation combination system the most according to claim 5, it is characterised in that
The cylinder of described light source light receiving device is positioned at one end of light inlet and connects outer, described receipts light to extending around formation light receiving device
Device connects outer and is provided with fixing hole, and light receiving device is fixing with frame for fixing heat sink even by stud or the screw through fixing hole
Connect.
A kind of spotlight light path heat radiation combination system the most according to claim 5, it is characterised in that
Described radiator is heat-pipe radiator, if described heat-pipe radiator is passed through by some fin the most parallel, equally spaced
Dry heat pipe connects fixing；
Having on described fin can be through the hole of heat pipe, and heat pipe is through the hole on fin, by horizontal for fin equidistant string
Connect and fix.
A kind of spotlight light path heat radiation combination system the most according to claim 7, it is characterised in that
Described inside heat pipe fills high-efficiency heat conduction medium, and inside heat pipe is vacuum state.
9. according to a kind of spotlight light path heat radiation combination system described in claim 6-8 any one, it is characterised in that
Described cooling system also includes the fan being arranged on the top of radiator, and described fan can cover whole radiator top.
A kind of spotlight light path heat radiation combination system the most according to claim 9, it is characterised in that
Described fan is arranged over out windshield, described in go out windshield and be fixed on radiator support by connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558471.9U CN205678441U (en) | 2016-06-12 | 2016-06-12 | A kind of spotlight light path heat radiation combination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558471.9U CN205678441U (en) | 2016-06-12 | 2016-06-12 | A kind of spotlight light path heat radiation combination system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205678441U true CN205678441U (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620558471.9U Expired - Fee Related CN205678441U (en) | 2016-06-12 | 2016-06-12 | A kind of spotlight light path heat radiation combination system |
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| Country | Link |
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| CN (1) | CN205678441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927867A (en) * | 2016-06-12 | 2016-09-07 | 湖南明和光电设备有限公司 | Light path heat dissipating combination system for spotlight |
| CN108980644A (en) * | 2018-08-09 | 2018-12-11 | 吉林省威科拓科技有限公司 | A kind of standard sources of novel high brightness uniform-illumination |
-
2016
- 2016-06-12 CN CN201620558471.9U patent/CN205678441U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927867A (en) * | 2016-06-12 | 2016-09-07 | 湖南明和光电设备有限公司 | Light path heat dissipating combination system for spotlight |
| CN108980644A (en) * | 2018-08-09 | 2018-12-11 | 吉林省威科拓科技有限公司 | A kind of standard sources of novel high brightness uniform-illumination |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20200612 |