CN201487814U - Inclined plane type optical lens and inclined plane type optical lens group - Google Patents
Inclined plane type optical lens and inclined plane type optical lens group Download PDFInfo
- Publication number
- CN201487814U CN201487814U CN2009201753192U CN200920175319U CN201487814U CN 201487814 U CN201487814 U CN 201487814U CN 2009201753192 U CN2009201753192 U CN 2009201753192U CN 200920175319 U CN200920175319 U CN 200920175319U CN 201487814 U CN201487814 U CN 201487814U
- Authority
- CN
- China
- Prior art keywords
- type optical
- optical lens
- ramp type
- projection unit
- central shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an inclined plane type optical lens and an inclined plane type optical lens group. The inclined plane type optical lens comprises a conical projecting part, wherein the conical projecting part comprises a center shaft and is in a symmetrical state corresponding to the center shaft, in addition, the conical projecting part has a bottom surface and an outer shaft surface, moreover, the conical projecting part is gradually enlarged from the bottom surface towards the outer shaft surface, an accommodating groove and an outer projecting part are formed on the bottom surface, the accommodating groove is used for accommodating a luminous source and an outer projecting part, the outer projecting part is projected and extended upwards from the outer shaft surface and comprises an inclined post surface, an outer projecting surface and a plurality of light guide ribs, the inclined post surface is in an annular shape and upwards extends along the center shaft from the outer shaft surface, the outer projecting surface is formed on the top end of the inclined post surface, in addition, the outer projecting surface is in an inclined state corresponding to the center shaft, and a plurality of light guide ribs are formed on the outer projecting surface. The outer projecting surface can make illumination areas projected by the optical lens more concentrated, and the light intensity is higher.
Description
Technical field
The utility model relates to a kind of optical lens, particularly a kind of ramp type optical lens and ramp type optical lens group.
Background technology
Light emitting diode (Light Emitting Diode LED) is described as the new type light source of 21 century, has low power consuming based on it, and the life-span is long, not conventional light source such as cracky can't with the advantage of comparison, be widely used in the various fields.And for the size of adjusting LED institute emitted light beams, the concentrated light intensity that improves, the various optical lens that is used for concentrating LED to throw light on is designed out.
Existing LED optical lens 90 as shown in Figure 6, is to be set in a led light source 95, promotes that to reach the light emitted line projection of LED is a specific illumination zone 96.Described LED optical lens 90 is transparent, and has a taper projection unit 91 and a plurality of rib 921.Described taper projection unit 91 has a central shaft, a bottom surface and a projection surface, and described bottom surface is adjacent with led light source 95, and in addition, taper projection unit 91 is enlarged to projection surface gradually by the bottom surface, is formed with a plane 911 vertical with central shaft on projection surface.Described a plurality of rib 921 is formed on the plane 911.To see through LED optical lens 90 luminous and make light from the plane 911 when penetrating when led light source 95, the field of illumination 96 that its ray cast goes out presents as left-right symmetry among Fig. 6 and also symmetrical up and down ellipse, yet described illuminating effect is not sufficient to deal with specific lighting demand.
The utility model creator improves its not enough and disappearance, and then creates a kind of ramp type optical lens because existing LED optical lens is not enough to deal with specific lighting demand.
Summary of the invention
The utility model main purpose provides a kind of ramp type optical lens and ramp type optical lens group, so that reach specific illuminating effect.
For reaching above-mentioned purpose, the utility model provides a kind of ramp type optical lens, and it comprises:
One taper projection unit, it has a central shaft and relative central shaft state axisymmetricly, in addition, described taper projection unit has a bottom surface and an outer axial face, and the taper projection unit is enlarged to outer axial face gradually by the bottom surface, be formed with a storage tank on the described bottom surface to be used to hold a light emitting source, described outer axial face is a vertical center axis; And
One outer projection unit, be from the outer axial face projection that makes progress, and have an inclination cylinder, an outer projection surface and a plurality of leaded light rib, described inclination cylinder extends upward along central shaft from outer axial face, described outer projection surface is formed on inclination cylinder top, and the relative central shaft of described outer projection surface is inclined, and described a plurality of leaded light ribs are formed on the described outer projection surface.
The tilt column mask of aforementioned outer projection unit has the highest side and a lowest side, and described a plurality of leaded light ribs are to distribute along the direction that the highest side links to each other with lowest side.
The normal and the angle between the central shaft of the outer projection surface of aforementioned outer projection unit are an acute angle.
Aforementioned storage tank has an opening and a convex arc section, and described convex arc section is formed at the storage tank inwall, and towards opening.
Aforementioned taper projection unit has a taper projection surface, and described taper projection surface presents the slightly protruding state of arc.
Another purpose of the utility model provides a kind of ramp type optical lens group, and it comprises a plurality of aforesaid ramp type optical lenses, and described a plurality of ramp type optical lenses are arranged in the moulding of presetting.
Compared with prior art, the beneficial effects of the utility model are:
By above-mentioned technological means, when the storage tank of ramp type optical lens combines and make the light of LED when the taper projection unit outwards projects with a light emitting diode (LED), the specific illumination region shape that it projects is a left-right symmetry, the bowl-type profile that upper limb is smooth and lower edge is outstanding, this unique field of illumination helps concentrating of light, can effectively promote the brightness in the field of illumination, especially at must combine in some specific region the time as large tracts of land such as advertising wall and irradiation light, can bring into play the effect that light is concentrated, and the traditional ellipticity light curtain of unlikely generation causes light can't concentrate on the shortcoming of specific region.
Description of drawings
Fig. 1 is the utility model stereo appearance figure;
Fig. 2 is the utility model lateral plan;
Fig. 3 is the utility model another side view;
Fig. 4 is the utility model top view;
Fig. 5 is an enforcement state three-dimensional exploded view of the present utility model;
Fig. 6 is the enforcement state three-dimensional exploded view of traditional optical lens.
Description of reference numerals: 10-taper projection unit; The 11-bottom surface; The 111-storage tank; The 12-outer axial face; The outer projection unit of 20-; 200-inclination cylinder; The outer projection surface of 21-; 22-leaded light rib; The highest side of 23-; The 24-lowest side; 30-LED; The 40-field of illumination; The 41-upper limb; The 42-lower edge; The X-central shaft; The N-normal; θ-angle; The 90-optical lens; 91-taper projection unit; The 911-plane; The 921-rib; The 95-light source; The 96-field of illumination.
The specific embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.
Please refer to Fig. 1 to Fig. 4, the utility model ramp type optical lens comprises: a taper projection unit 10 and an outer projection unit 20.
Described taper projection unit 10 has the also relative central shaft X of central shaft X state axisymmetricly, in addition, described taper projection unit 10 has a bottom surface 11, an outer axial face 12 and a taper projection surface, and taper projection unit 10 is enlarged to outer axial face gradually by the bottom surface, be formed with a storage tank 111 on the described bottom surface 11 to be used to hold a light emitting source, described outer axial face 12 is vertical center axis X.Described taper projection surface is an annular, can present the slightly protruding state of arc, so that light can be reflected outside projection unit 20 up.
Described outer projection unit 20 is from outer axial face 12 upwards projections, and has an inclination cylinder 200, one outer projection surface 21 and a plurality of leaded light rib 22.
Described inclination cylinder 200 extends upward along central shaft X ringwise and from outer axial face 12.
Described outer projection surface 21 is formed on inclination cylinder 200 tops, and described outer projection surface 21 relative central shaft X are inclined.The preferably, the angle theta between the normal N of described outer projection surface 21 and the central shaft X is an acute angle.
Described a plurality of leaded light rib 22 is formed on the light of guiding thus from a light emitting source on the described outer projection surface 21 and penetrates equably.
In preferred embodiment, the inclination cylinder 200 of outer projection unit 20 has the highest side 23 and a lowest side 24, and described a plurality of leaded light ribs 22 are to distribute along the direction that the highest side 23 links to each other with lowest side 24.
In preferred embodiment, storage tank 111 has an opening and a convex arc section 112, and described convex arc section 112 is formed at storage tank 111 inwalls, and towards opening, refrangible light makes the light outer projection surface 21 of directive more equably.
In preferred embodiment, a plurality of above-mentioned ramp type optical lenses can be arranged in a moulding of presetting to become a ramp type optical lens group again.
Please refer to Fig. 5 and annex, annex is the utility model collocation field of illumination distribution map that LED projected, and wherein the unit of coordinate is a millimeter (millimeter).When the storage tank 111 of ramp type optical lens combines with a light emitting diode (LED) 30 and when making the light of LED30 outside projection surface 21 penetrating from the bottom surface, the specific illumination zone 40 that it projects is shaped as the outstanding bowl-type profile of the smooth and lower edge of a left-right symmetry, upper limb 41 42, this unique field of illumination 40 helps concentrating of light, can effectively promote the brightness in the field of illumination 42.Therefore, the utility model ramp type optical lens is compared to traditional optical lens light in the active set more, improve brightness of illumination, especially at must combine in some specific region the time as large tracts of land such as advertising wall and irradiation light, can bring into play the effect that light is concentrated, and the traditional ellipticity light curtain of unlikely generation causes light can't concentrate on the shortcoming of specific region.
More than explanation is just illustrative for the utility model; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.
Claims (6)
1. ramp type optical lens is characterized in that it comprises:
One taper projection unit, it has also relative this central shaft of central shaft state axisymmetricly, in addition, described taper projection unit has a bottom surface and an outer axial face, and described taper projection unit is enlarged to described outer axial face gradually by described bottom surface, be formed with a storage tank on the described bottom surface to be used to hold a light emitting source, described outer axial face is vertical described central shaft; And
One outer projection unit, be from the projection that makes progress of described outer axial face, and have an inclination cylinder, an outer projection surface and a plurality of leaded light rib, described inclination cylinder extends upward along described central shaft from described outer axial face, described outer projection surface is to be connected with the end of described inclination cylinder, and the described relatively central shaft of described outer projection surface is inclined, and described a plurality of leaded light ribs are formed on the described outer projection surface.
2. ramp type optical lens according to claim 1 is characterized in that, the tilt column mask of described outer projection unit has the highest side and a lowest side, and described a plurality of leaded light ribs are to distribute along the direction that the highest described side links to each other with described lowest side.
3. ramp type optical lens according to claim 2 is characterized in that, the normal and the angle between the described central shaft of the outer projection surface of described outer projection unit are an acute angle.
4. ramp type optical lens according to claim 3 is characterized in that, described storage tank has an opening and a convex arc section, and described convex arc section is formed at described storage tank inwall, and towards opening.
5. according to each described ramp type optical lens in the claim 1 to 4, it is characterized in that described taper projection unit has a taper projection surface, described taper projection surface is rendered as the protruding state of arc.
6. a ramp type optical lens group is characterized in that, it comprises a plurality of ramp type optical lenses according to claim 1, and described a plurality of ramp type optical lenses are arranged in the moulding of presetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201753192U CN201487814U (en) | 2009-08-25 | 2009-08-25 | Inclined plane type optical lens and inclined plane type optical lens group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201753192U CN201487814U (en) | 2009-08-25 | 2009-08-25 | Inclined plane type optical lens and inclined plane type optical lens group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201487814U true CN201487814U (en) | 2010-05-26 |
Family
ID=42426693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201753192U Expired - Fee Related CN201487814U (en) | 2009-08-25 | 2009-08-25 | Inclined plane type optical lens and inclined plane type optical lens group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201487814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540317A (en) * | 2010-12-31 | 2012-07-04 | 亚泰影像科技股份有限公司 | Light guide element and high-uniformity high-brightness light source module |
-
2009
- 2009-08-25 CN CN2009201753192U patent/CN201487814U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102540317A (en) * | 2010-12-31 | 2012-07-04 | 亚泰影像科技股份有限公司 | Light guide element and high-uniformity high-brightness light source module |
| CN104101942A (en) * | 2010-12-31 | 2014-10-15 | 亚泰影像科技股份有限公司 | Light guide element and high-uniformity high-brightness light source module |
| CN102540317B (en) * | 2010-12-31 | 2014-12-10 | 亚泰影像科技股份有限公司 | Light guide element and high-uniformity high-brightness light source module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7866837B2 (en) | Skew light illumination lens device | |
| CN104132305B (en) | Condensing lens | |
| US8500300B2 (en) | Optical lens, light-emitting diode optical component and light-emitting diode road lamp | |
| US9772091B2 (en) | Lens and omnidirectional illumination device including the lens | |
| US20130286657A1 (en) | Optical lens and light source module having the same | |
| CN202118798U (en) | Novel dazzle-resistant light-emitting diode (LED) lamp shade | |
| CN103874880A (en) | Semiconductor light device comprising a lens having a light deflection structure | |
| TWM535812U (en) | Optical lens assembly and lighting device having the same | |
| TWI471616B (en) | Lens module for light emitting diode light source | |
| JP5588808B2 (en) | LIGHT EMITTING DEVICE, LIGHTING DEVICE, AND DISPLAY DEVICE | |
| CN107293631A (en) | Light emitting diode | |
| TW201411046A (en) | Light emitting apparatus and lens | |
| US10295151B2 (en) | Optical member for spot flood lights | |
| CN201487814U (en) | Inclined plane type optical lens and inclined plane type optical lens group | |
| CN203363991U (en) | LED (light-emitting diode) secondary optical lens | |
| US9039236B2 (en) | Optical lens and light source module having the same | |
| TWM473473U (en) | LED streetlamp lens module | |
| CN210687860U (en) | High power lighting device | |
| CN210688102U (en) | Retro-reflection lighting device | |
| CN103807627B (en) | Light emitting module and illumination device with light emitting module | |
| CN211822215U (en) | Anti-dazzle optical lens with bead surface | |
| CN202757051U (en) | Side luminescence light emitting diode (LED) optical lens | |
| CN105953175B (en) | Projecting lamp lens, have light-emitting module and projecting lamp of this projecting lamp lens | |
| CN212540966U (en) | Improved reflection type side-emitting backlight lens | |
| JP2012069250A (en) | Optical lens for led lamp fitting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN LEDLINK OPTICS CO., LTD. Free format text: FORMER OWNER: LEDLINK OPTICS CO., LTD. Effective date: 20110201 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TAIPEI COUNTY, TAIWAN, CHINA TO: 523000 BUILDING B13, AREA 1, XICHENG INDUSTRIAL AREA, HENGLI TOWN, DONGGUAN CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110201 Address after: 523000 Guangdong province Dongguan City Hengli Town Xicheng Industrial District building B13 Patentee after: Dongguan Ledlink Optics, Inc. Address before: Taiwan County, Taipei, China Patentee before: LEDLINK OPTICS (YANG ZHOU) CO.,LTD. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Hengli Town Tian Keng Industrial Zone 523478 in Guangdong city of Dongguan province No. 5 Patentee after: Dongguan Ledlink Optics, Inc. Address before: 523000 Guangdong province Dongguan City Hengli Town Xicheng Industrial District building B13 Patentee before: Dongguan Ledlink Optics, Inc. |
|
| 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: 20100526 Termination date: 20170825 |