CN205979616U - Focusing lens and device - Google Patents
Focusing lens and device Download PDFInfo
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- CN205979616U CN205979616U CN201620450293.8U CN201620450293U CN205979616U CN 205979616 U CN205979616 U CN 205979616U CN 201620450293 U CN201620450293 U CN 201620450293U CN 205979616 U CN205979616 U CN 205979616U
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- incidence
- plane
- transparent mirror
- mirror body
- light
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Abstract
The utility model discloses a focusing lens, including the transparent mirror body, the transparent mirror body has bottom surface, incident surface and emitting face, the bottom surface is provided with the incident recess that is used for holding the light source towards the internal portion's direction of transparent mirror, the lateral wall of incident recess is the incident surface. A focusing device, includes lens, the focusing device still includes an anti - light cup. Through free -form surface's design, combine regular protruding structural design, wholly make the light -emitting of light effectual, the degree of consistency has obtained promoting by a wide margin, is what overcome prior art narrow angle (10 in the light -emitting angle 20 the degree), to wide -angle (60 90 the degree), the inhomogeneous problem of light -emitting of within range. The wide application is in the LED field of throwing light on.
Description
Technical field
This utility model is related to a kind of component of optical treatment, specially a kind of focusing lenss and device.
Background technology
LED as the quasiconductor that can convert electrical energy into luminous energy, so that its efficiency high, energy consumption be low, life-span length the advantages of quilt
It is widely used in various lightings.It is known that in the lightings such as street lamp, Tunnel Lamp, its structure all comprises
There are the lens for processing light luminous intensity distribution.The lens of existing light fixture need, in focussing process, to go out light in certain due to luminous intensity distribution
In angle, uneven illumination is even, therefore can form abnormal hot spot in illumination region, leads to impact interference it is clear that existing LED lamp
The requirement of user cannot be met.
It is therefore desirable to improving.
Utility model content
In order to overcome the deficiencies in the prior art, this utility model provides that a kind of focus effect is good, uniform in light emission lens and
Device.
This utility model solves its technical problem and be employed technical scheme comprise that：
A kind of focusing lenss, including a transparent mirror body, described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described
Bottom surface is provided with the incident groove for accommodating light source towards transparent mirror body internal direction, and the side wall of described incidence groove is incidence
Face.
As the improvement of this technical scheme, the described plane of incidence includes first plane of incidence, described first plane of incidence be plane or
Cambered surface.
As the improvement of this technical scheme, above described first plane of incidence, it is provided with projection.
As the improvement of this technical scheme, described raised shape includes regular hexagon structure and rotary-type structure.
As the improvement of this technical scheme, between the plane of incidence and exit facet, it is provided with transition face, described transition face is circle
Cambered surface.
Further, described transition face is provided with scale structure.
Further, described exit facet is free form surface.
Further, the material of described transparent mirror body includes polymethyl methacrylate, Merlon or glass.
On the other hand, this utility model also provides a kind of focussing mechanism, and including lens, described lens include a transparent mirror
Body, described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described bottom surface towards transparent mirror body internal direction be provided with for
Accommodate the incident groove of light source, the side wall of described incidence groove is the plane of incidence；
The described plane of incidence includes first plane of incidence, and described first plane of incidence is plane or cambered surface；
It is provided with projection above described first plane of incidence；
Described focussing mechanism also includes a reflector.
The beneficial effects of the utility model are：A kind of focusing lenss and device that this utility model provides, by free song
The design in face, the bulge-structure design of binding rule, designs special construction on the plane of incidence and exit facet simultaneously, integrally makes light
The light-out effect of line is good, and the uniformity is significantly enhanced, and overcome prior art is narrow angle in rising angle（10-20
Degree）To wide-angle（60-90 degree）In the range of go out the uneven problem of light.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is the lens schematic diagram of this utility model first embodiment；
Fig. 2 is the lens front view of this utility model first embodiment；
Fig. 3 is the lens arrangement schematic diagram of this utility model first embodiment；
Fig. 4 is the scale structure schematic diagram of the lens of this utility model second embodiment；
Fig. 5 is the bulge-structure schematic diagram of the lens of this utility model 3rd embodiment；
Fig. 6 is a focusing schematic diagram of this utility model fourth embodiment；
Fig. 7 is a focusing schematic diagram of this utility model fourth embodiment；
Fig. 8 is a focusing schematic diagram of this utility model fourth embodiment；
Fig. 9 is the lens schematic diagram of this utility model the 5th embodiment；
Figure 10 is the lens arrangement schematic diagram of this utility model the 5th embodiment.
Specific embodiment
Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is carried out
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of embodiment of the present utility model, rather than whole embodiments, based on embodiment of the present utility model, the skill of this area
The other embodiment that art personnel's on the premise of not paying creative work is obtained, belongs to the model of this utility model protection
Enclose.In addition, all connection/annexations being related in patent, not singly refer to component and directly connect, and refer to can be according to concrete
Performance, by adding or reducing connection auxiliary, to form more excellent draw bail.Each skill in this utility model creation
Art feature, can be with combination of interactions on the premise of not conflicting conflict.
A kind of focusing lenss, including a transparent mirror body, described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described
Bottom surface is provided with the incident groove for accommodating light source towards transparent mirror body internal direction, and the side wall of described incidence groove is incidence
Face.
As the improvement of this technical scheme, the described plane of incidence includes first plane of incidence, described first plane of incidence be plane or
Cambered surface.
As the improvement of this technical scheme, above described first plane of incidence, it is provided with projection.
As the improvement of this technical scheme, described raised shape includes regular hexagon structure and rotary-type structure.
As the improvement of this technical scheme, between the plane of incidence and exit facet, it is provided with transition face, described transition face is circle
Cambered surface.
Further, described transition face is provided with scale structure.
Further, described exit facet is free form surface.
Further, the material of described transparent mirror body includes polymethyl methacrylate, Merlon or glass.
On the other hand, this utility model also provides a kind of focussing mechanism, and including lens, described lens include a transparent mirror
Body, described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described bottom surface towards transparent mirror body internal direction be provided with for
Accommodate the incident groove of light source, the side wall of described incidence groove is the plane of incidence；
The described plane of incidence includes first plane of incidence, and described first plane of incidence is plane or cambered surface；
It is provided with projection above described first plane of incidence；
Described focussing mechanism also includes a reflector.
Reference picture 1- Fig. 3, is the lens schematic diagram of this utility model first embodiment.A kind of focusing lenss, saturating including one
Bright mirror body, described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described bottom surface is provided with towards transparent mirror body internal direction
For accommodating the incident groove of light source, the side wall of described incidence groove is the plane of incidence.
Further, the described plane of incidence includes first plane of incidence, and described first plane of incidence is plane.In described first plane of incidence
Above be provided with projection.Described projection is regular hexagon structure.The described raised microstructure for rule, it makes LED send
Light more uniform after lens outgoing.
Further, it is provided with transition face between the plane of incidence and exit facet, described transition face is arc surface.Described transition face
On be provided with scale structure.
Described exit facet is free form surface.The material of described transparent mirror body include polymethyl methacrylate, Merlon,
Or glass.
With reference to Fig. 4, it is the scale structure schematic diagram of the lens of this utility model second embodiment.By arranging this structure,
Make to show that light is more uniform.
With reference to Fig. 5, it is the bulge-structure schematic diagram of the lens of this utility model 3rd embodiment.Described projection is positive six sides
Shape structure.The described raised microstructure for rule, it makes the light that LED sends more uniform after lens outgoing.
Reference picture 6- Fig. 8, is the new lens focusing schematic diagram of this practicality.A kind of focussing mechanism, including lens, described
Mirror includes a transparent mirror body, and described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described bottom surface is towards inside transparent mirror body
Direction is provided with the incident groove for accommodating light source, and the side wall of described incidence groove is the plane of incidence；
The described plane of incidence includes first plane of incidence, and described first plane of incidence is plane or cambered surface；
It is provided with projection above described first plane of incidence；
Described focussing mechanism also includes a reflector.
Focused so that remaining in different rising angle by changing the distance between LED and reflector exiting surface
Ensure the uniformity of hot spot.
Reference picture 9-10, is the lens schematic diagram of this utility model the 5th embodiment.A kind of focussing mechanism, saturating including one
Mirror, described lens include a transparent mirror body, and described transparent mirror body has bottom surface, the plane of incidence and exit facet；Described bottom surface is towards saturating
Bright mirror body internal direction is provided with the incident groove for accommodating light source, and the side wall of described incidence groove is the plane of incidence；Described enter
The face of penetrating includes first plane of incidence, and described first plane of incidence is plane；It is provided with projection above described first plane of incidence；Its
It is provided with transition face, described transition face is arc surface between the plane of incidence and exit facet；It is provided with scale structure on described transition face；
Described exit facet is free form surface.As an embodiment, its exit facet is ellipsoidal structures.
It is more than that preferable enforcement of the present utility model is illustrated, but this utility model is created and is not limited to institute
State embodiment, those of ordinary skill in the art also can make a variety of being equal to without prejudice on the premise of this utility model spirit
Deformation or replacement, these equivalent deformation or replacement are all contained in the application claim limited range.
Claims (7)
1. a kind of focusing lenss it is characterised in that：Including a transparent mirror body, described transparent mirror body has bottom surface, the plane of incidence and goes out
Penetrate face；Described bottom surface is provided with the incident groove for accommodating light source towards transparent mirror body internal direction, described incidence groove
Side wall is the plane of incidence, and the described plane of incidence includes first plane of incidence, and described first plane of incidence is plane or cambered surface, enters described first
Penetrate and above face, be provided with projection.
2. a kind of focusing lenss according to claim 1 it is characterised in that：Described raised shape includes regular hexagon knot
Structure and rotary-type structure.
3. a kind of focusing lenss according to claim 2 it is characterised in that：It was provided between the plane of incidence and exit facet
Cross face, described transition face is arc surface.
4. a kind of focusing lenss according to claim 3 it is characterised in that：It is provided with scale structure on described transition face.
5. a kind of focusing lenss according to claim 4 it is characterised in that：Described exit facet is free form surface.
6. a kind of focusing lenss according to claim 5 it is characterised in that：The material of described transparent mirror body includes poly- methyl
Acrylic acid methyl ester., Merlon or glass.
7. a kind of focussing mechanism, including lens it is characterised in that：Described lens include a transparent mirror body, described transparent mirror body
There is bottom surface, the plane of incidence and exit facet；Described bottom surface is provided with the incidence for accommodating light source towards transparent mirror body internal direction
Groove, the side wall of described incidence groove is the plane of incidence；
The described plane of incidence includes first plane of incidence, and described first plane of incidence is plane or cambered surface；
It is provided with projection above described first plane of incidence；
Described focussing mechanism also includes a reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620450293.8U CN205979616U (en) | 2016-05-17 | 2016-05-17 | Focusing lens and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620450293.8U CN205979616U (en) | 2016-05-17 | 2016-05-17 | Focusing lens and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205979616U true CN205979616U (en) | 2017-02-22 |
Family
ID=58019421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620450293.8U Active CN205979616U (en) | 2016-05-17 | 2016-05-17 | Focusing lens and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205979616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611244A (en) * | 2017-10-19 | 2018-01-19 | 深圳莱特光电股份有限公司 | A kind of LED package of adjustable focus |
-
2016
- 2016-05-17 CN CN201620450293.8U patent/CN205979616U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611244A (en) * | 2017-10-19 | 2018-01-19 | 深圳莱特光电股份有限公司 | A kind of LED package of adjustable focus |
| CN107611244B (en) * | 2017-10-19 | 2023-11-14 | 深圳莱特光电股份有限公司 | LED encapsulation body capable of focusing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |