CN206145621U - Lens structure and LED lamps and lanterns that have this structure - Google Patents
Lens structure and LED lamps and lanterns that have this structure Download PDFInfo
- Publication number
- CN206145621U CN206145621U CN201621084778.6U CN201621084778U CN206145621U CN 206145621 U CN206145621 U CN 206145621U CN 201621084778 U CN201621084778 U CN 201621084778U CN 206145621 U CN206145621 U CN 206145621U
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- China
- Prior art keywords
- light
- boss
- lens body
- ring
- compound eye
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Abstract
The utility model belongs to the technical field of the illumination, a can prevent the lens structure and LED lamps and lanterns that have this structure of glare is provided, which comprises a lens body, the lens body including go into light and with go into relative light -emitting portion of light portion, and set up the inboard reflection stratum of lens body lateral wall, go into light portion including going into smooth mouthful, light -emitting portion include with go into light mouthful relative compound eye curved surface, be located the peripheral ring -type of compound eye curved surface is covered the boss and is located the cyclic annular a plurality of staircase layer that cover the boss outside, the bore of going into the light mouth is less than the cyclic annular internal diameter of covering the boss, wide -angle light that spills over of jetting out of the design LED lamps and lanterns that can realize having now is covered boss and staircase layer by the ring -type and is received the anaclasis on both side and shine to effectual central zone with the reflection back like this, reaches effective illuminance of improvement and anti -dazzle purpose.
Description
Technical field
This utility model belongs to lighting technical field, more particularly to a kind of can prevent the lens arrangement of dazzle and with this
The LED lamp of structure.
Background technology
In recent years, developing rapidly due to LED industry, LED lamp will progressively replace traditional lighting.LED is with it
Specular removal, small volume, the technical advantage of energy-conservation become the environmental protection of 21 century most competitiveness, solid state light emitter.In recent years LED light is imitated
Increasing always, the secondary light modulation for the aspect later stage, LED light-emitting areas area is but as little as possible, it is anti-to ultimately result in LED lamp
Dizzy effect is poor, dazzle is relevant with the vision of the brightness of light source, people, because brightness flop is too fast or having high light direct projection human eye causing
The indirect glare that direct projection dazzle and reflection, refraction cause can all cause the intense stimulus to retina, and the dizziness of people can be allowed to feel
Increase.LED is Jing after the secondary light modulation of existing ordinary lenses, brightness still very high, dazzle in wide-angle direction is serious.
Utility model content
The purpose of this utility model is to provide a kind of lens arrangement, it is intended to solve the light that existing LED lamp is projected
The dazzle sense that light-emitting area brings greatly, and the problem that Effective Illuminance is low.
This utility model is so to solve：A kind of lens arrangement, including lens body, the lens body is included into light
Portion and the light out part relative with the light in part, and the reflecting layer being arranged on the inside of the lens body lateral wall, it is described enter
Light portion includes light inlet, and the light out part includes the compound eye curved surface relative with the light inlet, positioned at the compound eye curved surface periphery
Ring-type cover boss and cover multiple flights of outside the boss positioned at the ring-type, the bore of the light inlet is less than described
Ring-type covers the internal diameter of boss.
Further, the lens body is trumpet-shaped lens arrangement, and it is horizontal that the light in part is located at the lens body
The less one end of sectional area, the light out part is located at the other end of the lens body.
Further, the flight is annular stepped, and multiple flights are inside along the end face of the lens body
Step by step depression form, multiple flights are successively decreased from end face to cross-sectional area in the lens body, and most inner side it is described
The bore with diameter greater than the light inlet of flight.
Further, the ring-type coverage boss stretches out along the bottom of the most flight of inner side and forms, and institute
State ring-type coverage boss to be incremented by from root to top cross-sectional area.
Further, the compound eye curved surface includes multiple simple eye structures being connected with each other, and the compound eye curved surface goes out light
Face is less than or parallel to the bottom surface of the most flight of inner side, and the neighboring of the compound eye curved surface covers convex with the ring-type
The inwall connection of platform.
Further, the convex surface of the compound eye curved surface deviates from the light inlet.
Further, the light in part also includes being arranged on the incident curved surfaces of the light inlet bottom, the incident curved surfaces
Convex surface point to the light inlet.
Further, the ring-type covers the lateral surface of boss and is provided with and softening light and can prevent on the compound eye curved surface
Wide-angle emergent ray the first scute structure.
Further, being additionally provided with the reflecting layer softening light and can reflect the high angle scattered light that the light inlet is injected
The second scute structure.
This utility model provide lens arrangement be relative to the technique effect that existing technology has：It is external by mirror sheet
The setting of the reflecting layer of inside sidewalls, multiple flights, ring-type coverage boss and compound eye curved surface, and then the light that Jing light inlets are entered
Line high angle scattered light is projected after being reflected by reflecting layer from corresponding flight level or close horizontal direction, and then reduces outgoing
The area of light, while secondary souce is formed after the light being injected on compound eye curved surface is concentrated outwards projecting, secondary souce is projected
High angle scattered light covered after boss reflection with low-angle injection by ring-type, and then avoid the dazzle that high angle scattered light causes
Sense, while it is little and then improve overall Effective Illuminance to go back light guide angle.
This utility model also provides a kind of LED lamp, and it includes aforesaid lens arrangement；So the LED lamp of design is prevented
Glare effect is more preferable.
Description of the drawings
Fig. 1 is the overall structure figure of the lens arrangement that this utility model embodiment is provided.
Fig. 2 is the front view of the lens arrangement that this utility model embodiment is provided.
Fig. 3 is along the sectional view in A-A directions in Fig. 2.
Fig. 4 is that, along the sectional view in A-A directions in Fig. 2, the heavy line in figure represents the exit direction of light.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain
This utility model, is not used to limit this utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
Also, it should be noted that the orientation term such as left and right, upper and lower in this utility model embodiment, is only relative each other
Concept or be reference with the normal operating condition of product, and should not be regarded as restrictive.
Refer to shown in accompanying drawing, in this utility model embodiment, there is provided a kind of lens arrangement, including lens body 10,
The lens body 10 includes light in part and the light out part 102 relative with light in part 101, namely the light Jing that light in part 101 is injected
Light out part 102 is projected, and the reflecting layer 103 being arranged on the inside of the lateral wall of lens body 10, and the lens body 10 is preferably saturating
Bright structure, the reflecting layer 103 is preferably the opaque reflecting layer 103 being sealedly connected on the lateral wall of lens body 10, and this enters
Light portion 101 includes light inlet 1011, and just to light source, the light out part 102 includes relative with light inlet 1011 light inlet 1011
Compound eye curved surface 1023, the ring-type positioned at the periphery of compound eye curved surface 1023 cover boss 1022 and cover the outside of boss 1022 positioned at ring-type
The incremental flight 1021 of multiple cross-sectional areas, while the bore of the light inlet 1011 covers the interior of boss 1022 less than ring-type
Footpath, the light that can so avoid wide-angle outgoing is directly projected and dazzle sense occurs.
The lens arrangement for designing above, by the reflecting layer 103 on the inside of mirror outer body wall, multiple flights 1021, ring
Shape covers the setting of boss 1022 and compound eye curved surface 1023, and then the light high angle scattered light that Jing light inlets 1011 are entered is reflected
Project from the level of corresponding flight 1021 or close horizontal direction after the reflection of layer 103, and then reduce the area of emergent ray,
The light being injected on compound eye curved surface 1023 simultaneously forms secondary souce and outwards projects after concentrating, the wide-angle that secondary souce is projected
Light is covered with low-angle injection after boss 1022 reflects by ring-type, and then avoids the dazzle sense that high angle scattered light causes, together
When to go back light guide angle little and then improve overall Effective Illuminance.
Specifically, as illustrated, in this utility model embodiment, it is saturating that the lens body 10 is preferably trumpet-shaped entity
Bright lens arrangement, and the light in part 101 is located at the less one end of the cross-sectional area of lens body 10, and the light out part 102 is located at saturating
The other end of mirror body 10, namely one end that the cross-sectional area of lens body 10 is larger.
In the present embodiment, the flight 1021 is preferably annular stepped, and multiple flights 1021 are along lens body 10
The larger end face of cross-sectional area inwardly step by step depression is formed, while multiple flights 1021 from end face to lens body 10 in it is horizontal
Decreasing cross-sectional area, namely multiple flights 1021 are similar to the shape of lens body 10 in horn-like diffusion, and most inner side
The bore with diameter greater than light inlet 1011 of flight 1021, so design can ensure that most of light that light inlet 1011 is projected
Line is injected on the most flight 1021 of inner side.
In the present embodiment, the ring-type cover boss 1022 stretch out along the bottom of the most flight 1021 of inner side and
Into, and ring-type coverage boss 1022 is incremental from root to top cross-sectional area, so design is easy to send out on compound eye curved surface 1023
The light of wide-angle is projected with level or Jie Jin horizontal direction in the secondary light ray for going out, while ring-type covers boss 1022 in gradually
The horn-like number of times that can also reduce high angle scattered light reflection for expanding further avoids the formation of dazzle.
In the present embodiment, the compound eye curved surface 1023 includes multiple simple eye structures being connected with each other, and multiple simple eye structures are equal
A lens can be independently formed, and then compound eye curved surface 1023 is the toroidal lenss structure of multiple lenslets composition, the compound eye is bent
The convex surface in face 1023 deviates from light inlet 1011, and the exiting surface of the compound eye curved surface 1023 is less than or parallel to the flight of most inner side
On 1021 bottom, and the inwall that boss 1022 is covered in the neighboring of compound eye curved surface 1023 with ring-type is connected, namely the ring-type
Cover boss 1022 to arrange along the edge of the compound eye curved surface 1023 and surround on the compound eye curved surface 1023, so can avoid multiple
The high angle scattered light that eye curved surface 1023 sends forms dazzle, while the spilling light of the wide-angle of light source injection covers convex by ring-type
Platform 1022 and flight 1021 receive on both side anaclasis and reflection, to the irradiation of effective central area, reach raising Effective Illuminance
And abblendbar.
Specifically, as illustrated, in this utility model embodiment, the light in part 101 also includes being arranged on light inlet
The incident curved surfaces 1012 of 1011 bottoms, the convex surface of the incident curved surfaces 1012 points to light inlet 1011, and so design can ensure that Jing
The refraction angle of the light crossed after the incident curved surfaces 1012 so that the light that low-angle is projected can more directive compound eye curved surface
1023。
Specifically, as illustrated, in this utility model embodiment, the ring-type is covered the lateral surface of boss 1022 and is provided with
Softening light and the first scute structure 10221 of wide-angle emergent ray on compound eye curved surface 1023 can be prevented, meanwhile, the reflection
Being additionally provided with layer 103 softening light and can reflect the second scute structure 1031 of the high angle scattered light that light inlet 1011 is injected；Enter
And the setting of the first scute structure 10221 and the second scute structure 1031 can cause the light after being reflected more soft,
Simultaneously scute structure can also adjust the angle of beam projecting so that the emittance area of the emergent ray of total is less.
This utility model also provides a kind of LED lamp, and it includes aforesaid lens arrangement；So the LED lamp of design is prevented
Glare effect is more preferable.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit this utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (10)
1. a kind of lens arrangement, it is characterised in that：Including lens body, the lens body include light in part and with it is described enter light
The relative light out part in portion, and the reflecting layer being arranged on the inside of the lens body lateral wall, the light in part includes light inlet,
The light out part include the compound eye curved surface relative with the light inlet, positioned at the compound eye curved surface periphery ring-type cover boss and
Multiple flights of outside the boss are covered positioned at the ring-type, the bore of the light inlet covers the interior of boss less than the ring-type
Footpath.
2. lens arrangement as claimed in claim 1, it is characterised in that：The lens body be trumpet-shaped lens arrangement, institute
Light in part is stated positioned at the less one end of the lens body cross-sectional area, the light out part is located at the another of the lens body
End.
3. lens arrangement as claimed in claim 2, it is characterised in that：The flight be annular stepped, multiple ladders
Along the end face of the lens body, inwardly step by step depression is formed layer, multiple flights from end face to the lens body in it is horizontal
Decreasing cross-sectional area, and the most bore with diameter greater than the light inlet of the flight of inner side.
4. lens arrangement as claimed in claim 3, it is characterised in that：The ring-type covers the ladder of the boss along most inner side
The bottom of layer stretches out and forms, and the ring-type is covered boss and is incremented by from root to top cross-sectional area.
5. lens arrangement as claimed in claim 4, it is characterised in that：The compound eye curved surface include it is multiple be connected with each other it is simple eye
Structure, and the exiting surface of the compound eye curved surface is less than or parallel to the bottom surface of the most flight of inner side, and the compound eye is bent
The inwall that boss is covered in the neighboring in face with the ring-type is connected.
6. lens arrangement as claimed in claim 5, it is characterised in that：The convex surface of the compound eye curved surface deviates from the light inlet.
7. the lens arrangement as described in any one of claim 1-6, it is characterised in that：The light in part is also described including being arranged on
The incident curved surfaces of light inlet bottom, the convex surface of the incident curved surfaces points to the light inlet.
8. lens arrangement as claimed in claim 7, it is characterised in that：The lateral surface of the ring-type coverage boss is provided with can be soft
Change light and prevent the first scute structure of wide-angle emergent ray on the compound eye curved surface.
9. lens arrangement as claimed in claim 8, it is characterised in that：Being additionally provided with the reflecting layer softening light and to reflect
Second scute structure of the high angle scattered light that the light inlet is injected.
10. a kind of LED lamp, it is characterised in that：Including the lens arrangement as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084778.6U CN206145621U (en) | 2016-09-27 | 2016-09-27 | Lens structure and LED lamps and lanterns that have this structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084778.6U CN206145621U (en) | 2016-09-27 | 2016-09-27 | Lens structure and LED lamps and lanterns that have this structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206145621U true CN206145621U (en) | 2017-05-03 |
Family
ID=58621124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084778.6U Expired - Fee Related CN206145621U (en) | 2016-09-27 | 2016-09-27 | Lens structure and LED lamps and lanterns that have this structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206145621U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500562A (en) * | 2019-08-16 | 2019-11-26 | 广东德洛斯照明工业有限公司 | A kind of ultra-low-angle light chopping lens |
| CN115143426A (en) * | 2022-06-07 | 2022-10-04 | 深圳市朗一曼光学有限公司 | Variable-focus stage lamp lens |
-
2016
- 2016-09-27 CN CN201621084778.6U patent/CN206145621U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500562A (en) * | 2019-08-16 | 2019-11-26 | 广东德洛斯照明工业有限公司 | A kind of ultra-low-angle light chopping lens |
| CN115143426A (en) * | 2022-06-07 | 2022-10-04 | 深圳市朗一曼光学有限公司 | Variable-focus stage lamp lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170503 Termination date: 20210927 |