CN208670912U - Spreadlight lens - Google Patents
Spreadlight lens Download PDFInfo
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- CN208670912U CN208670912U CN201821060556.XU CN201821060556U CN208670912U CN 208670912 U CN208670912 U CN 208670912U CN 201821060556 U CN201821060556 U CN 201821060556U CN 208670912 U CN208670912 U CN 208670912U
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- emitting surface
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- incidence surface
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Abstract
This application discloses a kind of spreadlight lenses for low latitude illumination, are equipped with the installation pit for accommodating LED light source in the bottom of the lens, the inner surface of installation pit forms the incidence surface, and other side evagination of the lens body relative to bottom plane forms the light-emitting surface.LED light source be packed into installation pit after, wrapped by entire lens body, realize to LED light source protection, effectively prevent dust and other substances entrance effect.Light makes full use of light, the utilization rate of luminous flux is made to reach optimum state by projecting after section light of incidence surface and light-emitting surface.The control to light emission direction may be implemented in the lens body, a section light is realized not needing luminous direction, source light is effectively controlled to the range in needs, the light that the existing low latitude illuminating street lamp of effective solution issues can not obtain reasonably control and it is effective utilize, and caused by dazzle and energy waste problem.The spreadlight lens of the application can be used alone, and can also be used with modularity.
Description
Technical field
This application involves a kind of spreadlight lenses, in particular to a kind of spreadlight lens for low latitude illumination.
Background technique
LED light source is widely used in various illuminator and illumination occasion due to its characteristic better than conventional light source.
Due to youth's uncle's distribution that the light emitting angle of most LED light source is 70 ° to 150 °, light centered on light type on the ground is irradiated
It is relatively strong by force, symmetrical circular light spot distribution, at road surface or other occasion illuminations there are about 30% or more light be scattered without
It is used effectively.Therefore light distribution and illumination brightness appropriate in order to obtain, generally can all install again one outside LED light source
A secondary lens, to obtain the effect cut light, control light.
Low latitude illuminating street lamp is a kind of lamps applied to roads being mounted on crash barrier for roads, can play beautifying city, road
The effects of bridge lighting, safety persuasion is to carry with continuous guardrail usually using fluorescent tube or light emitting diode as light source
Body forms linear or approximately linear guard rail lamp band.Existing guardrail streetlamp is generally by the gold such as plastic pipe or aluminum
Belong to the setting light sources such as fluorescent tube or Light-Emitting Diode in tubing to be formed, the light that the light source in this kind of guard rail lamp issues can be straight
Plastic pipe injection was connected, the light-emitting angle of guardrail lamp does not control substantially, leads to a large amount of light directive roadside thick grass
Or diffusion forms the glare phenomenon to road participant, there are some potential safety problems, guardrail lamp goes out to directions such as skies
Angular does not have control substantially and then can not effectively be irradiated at a distance to road, so that the light that light source issues can not obtain
To reasonable control and effective utilization, the generation and energy waste of dazzle are caused.
In order to overcome the above technical problems, a solution is inventors herein proposed.
Summary of the invention
The main purpose of the application is to provide a kind of spreadlight lens for low latitude illumination, to solve existing low latitude illumination
The light that street lamp issues can not obtain reasonably control and it is effective utilize, and caused by dazzle and energy waste problem.
To achieve the goals above, this application provides a kind of spreadlight lens, which includes: bottom platform, enters
Smooth surface and light-emitting surface, in which: one is formed between the incidence surface and the bottom platform for placing the installation pit of light source；It is described
Light-emitting surface is oppositely arranged with the incidence surface, and is connect with the upper surface of the bottom platform；The incidence surface and the light out
Face is cambered surface, and the top of the incidence surface is located at the top on the top of the light-emitting surface；It is provided on the light-emitting surface
Groove.
Further, the light-emitting surface and the spacing of the bottom surface of the bottom platform at least partly from top to bottom gradually become
Greatly, the spacing variation tendency between the incidence surface and the bottom surface of the bottom platform is at least partly opposite with the light-emitting surface.
Further, the groove is vertically arranged, and the light-emitting surface is divided into symmetrical left and right two parts by the groove.
Further, the depth of the groove deepens continuous gradation again from depth to shallow from top to bottom, and the groove is in institute
It states light-emitting surface and the junction of the upper surface of the bottom platform is most deep, it is most shallow in the highest point of the light-emitting surface.
Further, the spreadlight lens further include: at least one fixed column, the fixed column setting are flat in the bottom
The bottom of platform.
Further, the section of the incidence surface and the upper surface of the bottom platform are in 20 to 70 degree angles.
Further, the opposite lateral light-emitting angle with the upper surface of the bottom platform of the incidence surface is 15 to 90
Degree.
Further, the highest point of the light-emitting surface is 15 to 40 degree in the light emitting angle of vertical direction.
Further, the light-emitting surface includes the curved surface of multiple and different curvature or same curvature.
Further, the material for preparing of the spreadlight lens includes but is not limited to acrylic material.
In the embodiment of the present application, using the incidence surface and light-emitting surface being oppositely arranged, by by incidence surface and light-emitting surface portion
Divide and be staggered, has achieved the purpose that section light and optically focused, light make full use of by projecting after section light of incidence surface and light-emitting surface
Light makes the utilization rate of luminous flux reach optimum state.The groove for controlling light is provided on light-emitting surface simultaneously, makes the polarisation
The control to light direction may be implemented in lens, realizes a section light not needing luminous direction, effectively controls source light
In the range of needs, the light that the existing low latitude illuminating street lamp of effective solution issues can not obtain reasonable control and effectively
Utilization, and caused by dazzle and the problem of energy waste.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the front view of embodiment spreadlight lens；
Fig. 2 is the bottom view of embodiment spreadlight lens；
Fig. 3 is the left view of embodiment spreadlight lens；
Fig. 4 is the underside view of embodiment spreadlight lens；And
Fig. 5 is that embodiment spreadlight lens modularity uses schematic diagram.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
In this application, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated dress primarily to better describe the application and embodiment
Set, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in this application can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
" connection " may be a fixed connection, and be detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be straight
It connects connected, or indirectly connected through an intermediary, or is two companies internal between device, element or component
It is logical.For those of ordinary skills, can understand as the case may be above-mentioned term in this application specifically contain
Justice.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figures 1 to 4, this application discloses a kind of spreadlight lens of low latitude illumination, which includes: that bottom is flat
Platform 1, incidence surface 2 and light-emitting surface 3 are equipped with the installation pit 4 that can accommodate LED chip and LED substrate in the bottom platform 1,
After LED chip and LED substrate are embedded in the installation pit 4, the bottom surface base of the bottom platform 1 of the bottom surface and lens body 1 of LED substrate
This coincidence, and the shape of installation pit 4 is consistent with LED substrate shape, so that LED substrate is embedded in just in the installation pit 4.As
Preferred embodiment, installation pit 4 are one cube of body.
In this application, after LED chip and LED substrate are embedded in the installation pit 4, entire lens body wraps LED chip
And LED substrate, the protective effect to LED chip and LED substrate can be played, prevents dust and other substances from entering installation pit 4
And damage is generated in incidence surface 2.
As shown in figure 3, being arranged to the inner cavity of recess in 4 inner face of installation pit, the surface of inner cavity forms incidence surface 2, substrate
On LED chip issue light be all among the package of incidence surface 2.In the spreadlight lens relative to bottom plane 7
Other side evagination forms light-emitting surface 3, and incidence surface 2 and light-emitting surface 3 are irregular cambered surface in this application, and incidence surface 2
Top is located at the top of incidence surface 2, and the top of light-emitting surface 3 is located at the lower part of light-emitting surface 3, and the top of incidence surface 2 is higher than described
The top on 3 top of light-emitting surface is arranged incidence surface 2 and 3 part staggered relative of light-emitting surface, has achieved the purpose that section light and optically focused,
Light makes full use of light, the utilization rate of luminous flux is made to reach best shape by projecting after section light of incidence surface 2 and light-emitting surface 3
State.
As preferred embodiment of the present application, light-emitting surface 3 relative to bottom platform 1 distance from top to bottom from low to high again
To low gradual change, incidence surface 2 is reversely corresponding relative to the distance change and the trend of the distance change of light-emitting surface 3 of bottom platform 1.
As shown in Figure 1, the application is provided on the surface of light-emitting surface 3 for controlling light to achieve the purpose that control light
The groove 5 in direction is issued, which, which is vertically arranged, divides light-emitting surface 3 for symmetrical left and right two parts, the light phase of left and right two halves
Mutually intersect, so that the distribution of illumination is more reasonable.
As preferred embodiment of the present application, the depth of the groove 5 deepens continuous gradation again from depth to shallow from top to bottom, and
The groove 5 is most deep in the light-emitting surface 3 and the junction of the upper surface of the bottom platform 1, in the highest of the light-emitting surface 3
Place is most shallow, to reach best control light effect.
As shown in Figures 2 and 4, existing to prevent lens from generating displacement in the installation process for being fixed to LED chip heat-radiating substrate
As being additionally provided with the fixed column 6 for positioning and fixing in LED substrate in bottom platform 1.In preferred embodiment of the present application
In, which is two, is located at the left and right sides of above-mentioned installation pit 4.
As preferred embodiment of the present application, bottom surface of the incidence surface 2 relative to bottom platform 1, lower front side beam angle
Degree is 20 ° to 70 °, and higher rear side light-emitting angle is greater than front side light-emitting angle, and incidence surface 2 is relative to bottom platform 1 or so
The lateral light-emitting angle of two sides is symmetrical 15 ° to 90 °.Make to can according to need adjustment peace using the lamps and lanterns of this lens in this way
The direction of dress and angle.
As preferred embodiment of the present application, in order to reach preferable optically focused, cut light effect, the highest point of light-emitting surface 3 exists
The light emitting angle of vertical direction is 15 to 40 degree.
As preferred embodiment of the present application, cut light, control light effect to reach expected, the tangent plane of incidence surface 2 with
Bottom plane is in 20 to 70 degree inclinations angle.
As preferred embodiment of the present application, incidence surface 2 is an irregular cambered surface, and light-emitting surface 3 is different bent by several segments
The globular arc of rate or same curvature, which is spent, to be crossed, as shown in Figure 1, transition forms a transition region 7 between the curved surface of different curvature,
Light-emitting surface 3 is divide into upper part and lower part by the transition region 7.
As shown in figure 5, the spreadlight lens not only can be used alone, can also be used with modularity, in the optional of the application
In embodiment, which, which regularly arranged can be disposed on the substrate, realizes that modularity uses, and irregular can also be arranged
Realize that modularity uses on substrate.
As preferred embodiment, the section which is parallel to bottom plane is rectangle.
In the alternative embodiment of the application, the material of the spreadlight lens can be using translucent materials such as acrylic, glass.
It can be seen from the above description that the application at least realizes following technical effect:
1. the application uses the incidence surface and light-emitting surface being oppositely arranged, by the way that incidence surface and light-emitting surface part are staggeredly set
It sets, has reached the technical effect of section light and optically focused, light makes full use of light by projecting after section light of incidence surface and light-emitting surface
Line makes the utilization rate of luminous flux reach optimum state.
2. the application is provided with the vertical groove for controlling light on light-emitting surface, realizing spreadlight lens can be to light side out
To the technical effect controlled, a section light is realized not needing luminous direction, effectively controls source light in needs
Range.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (9)
1. a kind of spreadlight lens characterized by comprising bottom platform (1), incidence surface (2) and light-emitting surface (3), in which: described
One is formed between incidence surface (2) and the bottom platform (1) for placing the installation pit (4) of light source；The light-emitting surface (3) and institute
It states incidence surface (2) to be oppositely arranged, and is connect with the upper surface of the bottom platform (1)；The incidence surface (2) and the light-emitting surface
It (3) is cambered surface, and the top of the incidence surface (2) is located at the top on the top of the light-emitting surface (3)；In the light-emitting surface
(3) it is arranged on fluted (5), the spreadlight lens is additionally provided at least one fixed column (6), and the fixed column is arranged described
The bottom of bottom platform (1).
2. spreadlight lens according to claim 1, which is characterized in that the light-emitting surface (3) and the bottom platform (1)
The spacing of bottom surface at least partly from top to bottom becomes larger, between the incidence surface (2) and the bottom surface of the bottom platform (1)
Spacing variation tendency is at least partly opposite with the light-emitting surface (3).
3. spreadlight lens according to claim 1 or 2, which is characterized in that the groove (5) is vertically arranged, and described recessed
The light-emitting surface (3) is divided into symmetrical left and right two parts by slot (5).
4. spreadlight lens according to claim 3, which is characterized in that the depth of the groove (5) from top to bottom by becoming deeply
Continuous gradation is shallowly deepened again, and the groove (5) is in the connection of the light-emitting surface (3) and the upper surface of the bottom platform (1)
Place is most deep, most shallow in the highest point of the light-emitting surface (3).
5. spreadlight lens according to claim 1, which is characterized in that the section and the bottom of the incidence surface (2) are flat
The upper surface of platform (1) is in 20 to 70 degree angles.
6. spreadlight lens according to claim 1, which is characterized in that the incidence surface (2) is opposite with the bottom platform
(1) the lateral light-emitting angle of upper surface is 15 to 90 degree.
7. spreadlight lens according to claim 1, which is characterized in that the highest point of the light-emitting surface (3) is in vertical direction
Light emitting angle be 15 to 40 degree.
8. spreadlight lens according to claim 1, which is characterized in that the light-emitting surface (3) include multiple and different curvature or
The curved surface of same curvature.
9. spreadlight lens according to claim 1, which is characterized in that the material for preparing of the spreadlight lens includes but unlimited
In acrylic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060556.XU CN208670912U (en) | 2018-07-05 | 2018-07-05 | Spreadlight lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821060556.XU CN208670912U (en) | 2018-07-05 | 2018-07-05 | Spreadlight lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208670912U true CN208670912U (en) | 2019-03-29 |
Family
ID=65827689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821060556.XU Active CN208670912U (en) | 2018-07-05 | 2018-07-05 | Spreadlight lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208670912U (en) |
-
2018
- 2018-07-05 CN CN201821060556.XU patent/CN208670912U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528478 1st floor, No.11, Yuyi 2nd Road, Liusha village, Henglan Town, Zhongshan City, Guangdong Province Patentee after: Guangdong CHENHONG Lighting Co., Ltd Address before: 528478 No. 11 Yuyi Second Road, Liusha, Henglan Town, Zhongshan City, Guangdong Province Patentee before: Zhongshan Chenhong Lighting Co., Ltd. |
|
| CP03 | Change of name, title or address |