CN207935996U - A kind of collector lens of anti-dazzle - Google Patents
A kind of collector lens of anti-dazzle Download PDFInfo
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- CN207935996U CN207935996U CN201820227792.XU CN201820227792U CN207935996U CN 207935996 U CN207935996 U CN 207935996U CN 201820227792 U CN201820227792 U CN 201820227792U CN 207935996 U CN207935996 U CN 207935996U
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- light
- collector lens
- light source
- dazzle
- holding tank
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Abstract
The utility model is related to a kind of collector lenses of anti-dazzle, it includes incidence surface, light-emitting surface, light source holding tank, optically focused protrusion, the outer eaves of reflection and installation hole slot, light source holding tank is dispersed in the incidence surface, the back side of the light source holding tank is the optically focused protrusion for being distributed in the light-emitting surface, the light-emitting surface periphery is connected to reflect outer eaves, the periphery of the incidence surface is equipped with installation hole slot, the utility model can carry out optically focused to light at any angle, spotlight effect is good, make full use of LED light source light, greatly improve the utilization rate to LED light source light, greatly strengthen the spotlight effect to light, lens also have anti-dazzle light effect, simple structure, suitable application area is wide.
Description
Technical field
The utility model is related to LED collector lens technical fields, and in particular to a kind of collector lens of anti-dazzle.
Background technology
The light extraction of LED (Light Emitting Diode, light emitting diode) chip is distributed for Lambertian, such
Optical field distribution is in most cases all difficult to meet illumination if handling without suitable optical system and directly applying
Lamps and lanterns during use needed for performance indicator to be achieved.Therefore to carrying out secondary optical design by the lighting system of light source of LED
It is very necessary.
Lighting system realizes that Uniform Illumination is then to make lighting system in a given region by secondary optical design
Form the hot spot of a uniform-illumination.Lighting system is generally divided into reflection-type, refractive and reflection-refraction mixed type, wherein
Reflection-refraction mixed type mainly utilizes total internal reflection (TIR) technology.It is big that LED goes out optical range, reflection-type or refractive lighting system
Often it is difficult to control whole light extractions of LED.
And LED light source is limited by self character, angle of radiation is very big, is easy diffusion, therefore is needed when using LED light source
Optically focused is carried out to it, in order to realize the optically focused to LED, a kind of method in the prior art is gathered to LED using convex lens
The technical solution of light, but these schemes have that LED light flux utilization is relatively low, are in particular in the larger light of light emitting anger
Line can not be utilized, and eventually reduce the light efficiency of lamps and lanterns.
On the other hand, the reflectivity of existing reflection-type LED lens is relatively low, generally 80%；The LED lens of refractive by
To the limitation of lens diameter etc., light transmittance is also only 90%；The folding of the LED lens of existing reflection-refraction mixed type
It is usually separated to penetrate component and reflecting part, increases the process costs and processing program of manufacture LED light.And it is existing anti-
Light component is required to plate reflecting coating on reflective surface, such as plating aluminized coating etc., which increases make the technique of LED light at
This.The utility model provides a kind of collector lens of anti-dazzle, has spotlight effect good, makes full use of LED light source light, greatly
The utilization rate to LED light source light is improved, greatly strengthens the spotlight effect to light, and lens also have anti-dazzle light efficiency
Fruit, the high-altitude for being suitable for similar industrial and mineral field illuminate.
Utility model content
The purpose of this utility model is to provide a kind of collector lenses of anti-dazzle, to solve existing high-altitude illumination lamp
The problem of the bad and anti-dazzle light effect difference of middle spotlight effect.
A kind of collector lens of anti-dazzle comprising incidence surface, light-emitting surface, light source holding tank, optically focused protrusion, the outer eaves of reflection
With installation hole slot, light source holding tank is dispersed in the incidence surface, the back side of the light source holding tank is to be distributed in the light extraction
The optically focused protrusion in face, the light-emitting surface periphery are connected to reflect outer eaves, and the periphery of the incidence surface is equipped with installation hole slot.
Further, ranging from 50 ° -70 ° of the beam angle of the lens, it is preferred that the angle is about 60 °, is applicable in
It is illuminated in the high-altitude of 15m-45m.
Further, the outer eaves of the reflection has 2-5 items reflection eaves side, it is preferred that the reflection eaves side is 3.
Further, the optically focused protrusion is distributed multiple and different diameters centered on by the center of circle of the light-emitting surface
On concentric circles.
Further, the curvature of the light source holding tank inner wall and optically focused protrusion outer wall, the depth of the light source holding tank
Incident ray is modeled and is simulated by computer and is determined with the spacing of optically focused protrusion.
Further, the material of the lens is PC (makrolon).
Further, the incidence surface is provided with bonding wire slot, and space is provided for PCB bonding wires.
Further, the incidence surface is provided with several screw hole positions, and the screw hole position is in scale and shell shape, avoids directly seeing
To internal screw, product beauty and texture are promoted.
Further, the quantity of the installation hole slot is 5-10.
Further, the incidence surface radius is 6cm-15cm, and the height of the outer eaves of the reflection is 1cm-5cm.
Further, the outer periphery of the incidence surface be equipped with arrow indicate slot, facilitate lamp outer casing and PCB circuit board into
Line direction matches.
The beneficial effects of the utility model：
The optically focused protrusion can reflect emergent ray so that light further homogenizes；The outer eaves of the reflection can
It diagonally spends big light to be reflected so that light source is gathered in incidence surface, and the comprehensive function of the two improves lens anti-dazzle
Effect.
The light-emitting angle is 60 degree with the maximum angle of vertical lens upper thread, and the light-emitting surface of the collector lens is than general
The light-emitting surface bigger of lens, and then improve its anti-dazzle light effect.
The reflection eaves side of the outer eaves of the reflection can be to the light reflection of light-emitting surface edge-emission, can be to the light layer of exiting edge
Secondaryization reflects, and then improves its anti-dazzle light effect.
The light source holding tank is arc, and primary initial optically focused process can be carried out when light passes through light source holding tank,
The optically focused protrusion can reflect emergent ray so that for light-ray condensing in light-emitting surface, the big light of angle is outer by reflection
The reflection of eaves optically focused again, to reach good spotlight effect.
The optically focused protrusion is evenly distributed on the concentric circles of multiple and different diameters centered on the center of circle of the light-emitting surface
On so that the light of outgoing is more preferably uniform.
The lens can add marine glue sealing in outer periphery when mounted, and compared with general lamps and lanterns, water resistance is significantly
It improves.
The lens are the plastic optical lens being integrally formed, and production process is few and simple, cost and general lamp
Tool is compared and is substantially reduced.
The lamps and lanterns of the lens application of the utility model are suitable for the height of 15m-45m, can also be further by changing optically focused
Protrusion curvature and be applied to wider height, it is good with spotlight effect, make full use of LED light source light, greatly carry
The high utilization rate to LED light source light greatly strengthens the spotlight effect to light, and lens also have anti-dazzle light effect, and
Exquisite appearance, the high-altitude for being suitable for similar industrial and mineral field illuminate.
Description of the drawings
Fig. 1 is a kind of light-emitting surface vertical view of the collector lens of anti-dazzle of the utility model.
Fig. 2 is a kind of incidence surface side view of the collector lens of anti-dazzle of the utility model
Fig. 3 matches for collector lens emergent ray in a kind of one embodiment of the collector lens of anti-dazzle of the utility model
Light curve schematic diagram.
Fig. 4 is a kind of schematic diagram of the collector lens principle of anti-dazzle of the utility model.
Specific implementation mode
Case 1 is embodied：
As shown in Figure 1, the utility model provides a kind of collector lens of anti-dazzle comprising incidence surface 1, light-emitting surface 2, light
Source holding tank 3, optically focused protrusion 4 reflect outer eaves 5 and installation hole slot 6, and light source holding tank 3 is dispersed in the incidence surface 1, described
The back side of light source holding tank 3 is the optically focused protrusion 4 of light-emitting surface 2, and 2 periphery of the light-emitting surface is connected to reflect outer eaves 5, it is described enter light
The periphery in face 2 is equipped with installation hole slot 6.
The beam angle of the lens is 50 ° -70 °, it is preferred that the angle ranging from 60 °, is suitable for the high-altitude of 15m-45m
Illumination.
The optically focused protrusion 4 can reflect emergent ray so that light further homogenizes, eaves 5 outside the reflection
Big light income transmitting can diagonally be spent so that light source is gathered in incidence surface 1, so that lens play the effect of anti-dazzle
Fruit.
The outer eaves 5 of the reflection has 2-5 items reflection eaves side, it is preferred that the reflection eaves side 7 is 3.
The depth of the curvature and the light source holding tank 3 of 3 inner wall of light source holding tank and raised 4 outer walls of optically focused is by calculating
Machine modeling is simulated light and is determined.
The light source placed in the light source holding tank 3 is LED light.
The quantity of the light source holding tank 3 can be determined according to required power and LED light power, it is preferred that use 100w
Power to determine the quantity of LED light.
The lens appearance is in truncated cone-shaped, radius 8cm-13cm, the frustum cone height 2-4cm.
The quantity of the light source holding tank 3 can be determined according to required power and lamp power, it is preferred that use the work(of 100w
Rate is with the quantity of the determination lamp.
The incidence surface 1 is provided with bonding wire slot 8, and space is provided for PCB bonding wires
The incidence surface 1 is provided with several screw hole positions 9, and the screw hole position 9 is in scale and shell shape, avoids being immediately seen inside
Screw promotes product beauty and texture.
The outer periphery of the incidence surface 1 is equipped with arrow and indicates slot 10, and lens is facilitated to be matched into line direction with PCB circuit board.
In addition, for improving spotlight effect, the light source holding tank 3 is arc, the meeting when light passes through light source holding tank 3
Carry out primary initial optically focused process, the big light of angle is good to reach by reflecting the reflection of outer eaves 5 optically focused again
Spotlight effect.
The optically focused protrusion 4 is distributed in the entire lateral surface of the light-emitting surface 2, in the light for emitting via light-emitting surface 2 and going out
Line just becomes Uniform Illumination light source after all carrying out reflecting condensation by optically focused protrusion 4, further improves spotlight effect.
The optically focused protrusion 4 is with circle distribution in the lateral surface of the light-emitting surface 2, and the optically focused protrusion is with the row of concentric circles
It is distributed in around central point, by optically focused protrusion 4, equably circle distribution can be such that entire light-emitting surface 2 emits on light-emitting surface 2
Light it is relatively uniform, improve anti-dazzle light effect.
The reflection eaves side 7 of eaves 5 can be to the light reflection of light-emitting surface edge-emission outside the reflection, can be to the light of exiting edge
Stratification is reflected, and then improves its anti-dazzle light effect.
A kind of preferable embodiment in above-described embodiments merely represent several embodiments of the utility model,
The description thereof is more specific and detailed, but it should not be understood as limiting the scope of the patent of the utility model.It should be understood that
, for those of ordinary skill in the art, without departing from the concept of the premise utility, if can also make
Dry modification and improvement, these belong to the scope of protection of the utility model.Therefore, the protection domain of this hair utility model patent is answered
It is determined by the appended claims.
Claims (11)
1. a kind of collector lens of anti-dazzle comprising incidence surface, light-emitting surface, light source holding tank, optically focused protrusion, the outer eaves of reflection and
Hole slot is installed, light source holding tank is dispersed in the incidence surface, the back side of the light source holding tank is to be distributed in the light-emitting surface
Optically focused protrusion, the light-emitting surface periphery is connected to reflect outer eaves, and the periphery of the incidence surface is equipped with installation hole slot.
2. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The beam angle range of the lens
It it is 50 ° -70 °, the high-altitude suitable for 15m-45m illuminates.
3. a kind of collector lens of anti-dazzle according to claim 2, it is characterised in that：The angle is about 60 °.
4. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The outer eaves of the reflection has 2-5 items
Reflect eaves side.
5. a kind of collector lens of anti-dazzle according to claim 4, it is characterised in that：The incidence surface radius is 6cm-
The height of 15cm, the outer eaves of the reflection are 1cm-5cm.
6. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：Optically focused protrusion distribution with
On the concentric circles of multiple and different diameters centered on the center of circle of the light-emitting surface.
7. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The incidence surface is provided with several spiral shells
Wire hole position, the screw hole position are in scale and shell shape, avoid being immediately seen internal screw, promote the texture of lamps and lanterns.
8. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The light source holding tank inner wall and poly-
The curvature of light protrusion outer wall and the depth of the light source holding tank model incident ray and are simulated and determine by computer.
9. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The quantity of the installation hole slot is 5-
10.
10. a kind of collector lens of anti-dazzle according to claim 1, it is characterised in that：The incidence surface is provided with bonding wire
Slot provides installation position for PCB bonding wires.
11. the collector lens of a kind of anti-dazzle according to any of claims 1 to 10, it is characterised in that：The lens
Material be makrolon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820227792.XU CN207935996U (en) | 2018-02-09 | 2018-02-09 | A kind of collector lens of anti-dazzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820227792.XU CN207935996U (en) | 2018-02-09 | 2018-02-09 | A kind of collector lens of anti-dazzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935996U true CN207935996U (en) | 2018-10-02 |
Family
ID=63652384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820227792.XU Active CN207935996U (en) | 2018-02-09 | 2018-02-09 | A kind of collector lens of anti-dazzle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207935996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253417A (en) * | 2018-10-16 | 2019-01-22 | 苏州欧普照明有限公司 | Optics module and light source module group |
| CN114746921A (en) * | 2019-12-23 | 2022-07-12 | 深圳大学 | Anti-glare lens unit and LED light source system |
-
2018
- 2018-02-09 CN CN201820227792.XU patent/CN207935996U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253417A (en) * | 2018-10-16 | 2019-01-22 | 苏州欧普照明有限公司 | Optics module and light source module group |
| CN109253417B (en) * | 2018-10-16 | 2023-12-29 | 苏州欧普照明有限公司 | Optical module and light source module |
| CN114746921A (en) * | 2019-12-23 | 2022-07-12 | 深圳大学 | Anti-glare lens unit and LED light source system |
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