CN106813208A - A kind of lens and a kind of LED - Google Patents
A kind of lens and a kind of LED Download PDFInfo
- Publication number
- CN106813208A CN106813208A CN201510875610.0A CN201510875610A CN106813208A CN 106813208 A CN106813208 A CN 106813208A CN 201510875610 A CN201510875610 A CN 201510875610A CN 106813208 A CN106813208 A CN 106813208A
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- China
- Prior art keywords
- optical section
- lens
- section
- optical
- horizontal direction
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- 230000003287 optical effect Effects 0.000 claims abstract description 156
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
Abstract
The present invention discloses a kind of lens and a kind of LED, lens include the first optical section and the second optical section, first optical section has the host cavity positioned at middle part, second optical region is in the periphery of first optical section, extend and surround the lower outside of the first optical section from the first optical section bottom, there is conduit between the first optical section and the second optical section, the outer surface of first optical section and the outer surface of the second optical section are smooth surface.
Description
【Technical field】
The present invention relates to a kind of lens and a kind of lighting device, especially a kind of lens and the LED with the lens.
【Background technology】
In LED lamp light distribution system, lens can be usually used.The light portion that is sent from LED light source array is projected entirely through lens, is reflected by one or many, to realize luminous intensity distribution needs.The lens of LED are often used for light treatment evenly in the prior art, and be directed to and be used in Crystal lamp or with the bulb lamp or candle lamp in glass decoration part, the light fixture of bright metal part, general lens can not meet the demand of wide-angle and given shape luminous intensity distribution.
Therefore, in order to overcome drawbacks described above, it is necessary to provide a kind of improved lens and LED.
【The content of the invention】
It is an object of the invention to provide a kind of lens.
To achieve these goals, the present invention is adopted the following technical scheme that：A kind of lens, including the first optical section and the second optical section, first optical section has the host cavity positioned at middle part, second optical region is in the periphery of first optical section, extend and surround the lower outside of the first optical section from the first optical section bottom, there is conduit between the first optical section and the second optical section, the outer surface of first optical section and the outer surface of the second optical section are smooth surface.
Preferably, side from horizontal direction sees that the lateral wall of the second optical section of the lens is straight line.
Preferably, in the vertical lens on the cross section of horizontal direction, the cross section of the conduit is triangle.
Preferably, height of the height of the in the vertical direction of first optical section more than the second optical section in the vertical direction.
Preferably, the host cavity of first optical section has opening in one end of the connection of first optical section and the second optical section, first optical section has the width at the first end near the opening and the second end away from the opening, the first end of first optical section width in the horizontal direction is less than second end width in the horizontal direction, second optical section has the first end near the opening and the second end away from the opening, the first end of second optical section width in the horizontal direction is less than described its second end width in the horizontal direction.
Preferably, the second end that the second end of first optical section has corrugated top surface, second optical section also has corrugated top surface.
Compared to prior art, lens LED of the present invention has the advantage that：Simple structure, easily realize wide-angle luminous intensity distribution.
It is an object of the invention to provide a kind of LED.
To achieve these goals, the present invention is adopted the following technical scheme that：A kind of LED, including lamp holder, lamp body, the supporting part of the lamp body is installed on, the LED light source and lens of supporting part is installed on and is coated the cell-shell of the LED light source and lens, the lens include the first optical section and the second optical section, first optical section has the host cavity positioned at middle part, second optical region is in the periphery of first optical section, extend and surround the lower outside of the first optical section from the first optical section bottom, there is conduit between the first optical section and the second optical section, the LED light source is located in the host cavity.
Preferably, the light portion that the LED light source sends is projected by the first optical section and reflecting twice for the second optical section near the direction of the lamp holder.
Preferably, the lens have the fixed part extended to the host cavity from the madial wall of lens, and the fixed part is fixed on the supporting part so as to the lens are fixed on into the supporting part.
Preferably, the outer surface of the outer surface of first optical section and the second optical section is smooth surface, and side from horizontal direction is seen, the lateral wall of the second optical section of the lens is straight line.
Preferably, in the vertical lens on the cross section of horizontal direction, the cross section of the conduit is triangle.
Preferably, height of the height of the in the vertical direction of first optical section more than the second optical section in the vertical direction.
Preferably, the host cavity of first optical section has opening in one end of the connection of first optical section and the second optical section, first optical section has the width at the first end near the opening and the second end away from the opening, the first end of first optical section width in the horizontal direction is less than second end width in the horizontal direction, second optical section has the first end near the opening and the second end away from the opening, the first end of second optical section width in the horizontal direction is less than described its second end width in the horizontal direction.
Preferably, the second end that the second end of first optical section has corrugated top surface, second optical section also has corrugated top surface.
Compared to prior art, LED of the present invention has the advantage that：The light portion that LED light source sends is projected by the first optical section and reflecting twice for the second optical section near the direction of lamp holder, i.e. originally by the first optical section to the light projected away from lamp holder direction, projected by second backward direction near lamp holder of refraction of the second optical section again, so as to realize wide-angle luminous intensity distribution.
【Brief description of the drawings】
Fig. 1 is the stereogram of the preferred embodiment of lens of the present invention.
Fig. 2 is the side view of the preferred embodiment of lens of the present invention.
Fig. 3 is the sectional view along line A-A direction of Fig. 2.
Fig. 4 is that the preferred embodiment of lens of the present invention processes schematic diagram to light.
Fig. 5 is the sectional view of the preferred embodiment of LED of the present invention.
【Specific embodiment】
Refer to shown in Fig. 1 and Fig. 5, a kind of lens 1 of presently preferred embodiments of the present invention, there is the host cavity 110 positioned at middle part including the first optical section 11 and the optical section 11 of the second optical section 12. first, second optical section 12 is located at the periphery of the first optical section 11, extend and surround the lower outside of the first optical section 11 from the bottom of the first optical section 11, there is conduit 13 between the first optical section 11 and the second optical section 12, the outer surface 122 of the optical section 12 of outer surface 112 and second of the first optical section 11 is smooth surface.First optical section 11 and the second optical section 12 can twice be reflected to light, have conduit 13 between the first optical section 11 and the second optical section 12, so that can easily adjust the refraction angle of light by adjusting the size and shape of conduit 13.The outer surface of the first optical section 11 and the second optical section 12 is smooth surface simultaneously so that the rising angle of light, compared with rule, will not be in disordered chain.Lens of the invention 1 can effectively realize wide-angle luminous intensity distribution, and the size and shape in adjustment shaping time slot road 13 can easily adjust the light distribution angle of lens 1 as needed.
In the present embodiment, side from horizontal direction is seen, the lateral wall 120 of the second optical section 12 of lens 1 is straight line.In lens 1 on the cross section of horizontal direction, the cross section of conduit 13 is triangle.Height of the height of the in the vertical direction of the first optical section 11 more than the in the vertical direction of the second optical section 12.The host cavity 110 of the first optical section 11 has opening 111 in one end of the connection of the first optical section 11 and the second optical section 12, first optical section 11 has the first end 1101 near opening 111 and the second end 1102 away from opening 111, the first end 1101 of the first optical section 11 width in the horizontal direction is more than the second end 1102 width in the horizontal direction, and the second optical section 12 has the first end 1201 near opening 111 and the second end 1202 away from opening 111.The first end 1201 of the second optical section 12 width in the horizontal direction is more than its width in the horizontal direction of the second end 1202.The second end 1202 that second end 1102 of the first optical section 11 has corrugated top surface, the second optical section 12 also has corrugated top surface so that the lens 1 of the present embodiment are externally like imperial crown.Refer to shown in Fig. 4, light changes by the path of the first optical section 11 and the second optical section 12, so as to form wide-angle luminous intensity distribution.And lens 1 of the invention can form buttferfly-type luminous intensity distribution, can be by convergence of rays in a specific range.
In other embodiment, the shape of the first optical section 11 and the second optical section 12 can be adjusted as needed.The lateral wall 120 of the second optical section 12 of lens 1 can also be camber line, the cross section of conduit 13 can not also be triangle, but the other shapes such as rectangle, but need to make to be formed between the second optical section 12 and the first optical section 11 certain angle so as to form wide-angle luminous intensity distribution.Difference in height between first optical section 11 and the second optical section 12 can also be adjusted as needed, so as to adjust with optical range.
Refer to shown in Fig. 1 and Fig. 5, the present invention also provides a kind of LED 2.In present pre-ferred embodiments, LED 2 includes lamp holder 21, lamp body 22, the supporting part 23 for being installed on lamp body 22, the LED light source module 24 and said lens 1 that are installed on supporting part 23 and the cell-shell 25 for coating LED light source 24 and lens 1.LED light source 24 is located in the host cavity 110 of lens 1.LED light source module 24 is located in the host cavity 110 of lens 1, and it includes flexible PCB（Non- label）And it is attached at the LED light source 241 of circuit board.Projected after the rays pass through lens 1 of LED light source 241, and lens 1 have the first optical section 11 and the second optical section 12 so that the light portion of LED light source 24 realizes wide-angle luminous intensity distribution by reflecting injection twice, easily.In the present embodiment, the light portion that LED light source 24 sends is projected by the first optical section 11 and reflecting twice for the second optical section 12 near the direction of lamp holder 21, i.e. originally by the first optical section 11 to the light projected away from the direction of lamp holder 21, projected near the direction of lamp holder 21 by after second refraction of the second optical section 12, so as to realize wide-angle luminous intensity distribution.In the present embodiment, LED light source 24 is completely disposed in host cavity 110, and the light major part of such LED light source 24 all can again be projected after lens 1 are reflected at least one times so that the luminous intensity distribution of LED 2 is more easy to control, and without granular sensation.In other embodiment, LED light source 24 can also partly expose outside host cavity 110.
Lens 1 have the fixed part 15 extended to host cavity 110 from the madial wall of lens, and fixed part 15 is fixed on supporting part 23 so as to lens 1 are fixed on into supporting part 23.In the present embodiment, fixed part 15 is some snap fits, and the supporting part 23 has and the corresponding draw-in groove of fixed part 15（Non- label）, fixed part 15 snapped in draw-in groove so as to lens 1 are fixed on into supporting part 23.In other embodiment, lens 1 and supporting part 23 can also be fixed by other fixed structures.
It should be noted that, embodiments of the invention have preferably implementation, and not make any type of limitation to the present invention, any one skilled in the art changes or is modified to equivalent effective embodiment possibly also with the technology contents of the disclosure above, in every case without departing from the content of technical solution of the present invention, any modification or equivalent variations and modification made to above example according to technical spirit of the invention, still fall within the range of technical solution of the present invention.
Claims (14)
1. a kind of lens, including the first optical section and the second optical section, first optical section has the host cavity positioned at middle part, second optical region is in the periphery of first optical section, extend and surround the lower outside of the first optical section from the first optical section bottom, there is conduit between the first optical section and the second optical section, the outer surface of first optical section and the outer surface of the second optical section are smooth surface.
2. lens as claimed in claim 1, it is characterised in that：Side from horizontal direction sees that the lateral wall of the second optical section of the lens is straight line.
3. lens as claimed in claim 2, it is characterised in that：In the vertical lens on the cross section of horizontal direction, the cross section of the conduit is triangle.
4. lens as claimed in claim 1, it is characterised in that：Height of the height of the in the vertical direction of first optical section more than the second optical section in the vertical direction.
5. lens as claimed in claim 1, it is characterised in that：The host cavity of first optical section has opening in one end of the connection of first optical section and the second optical section, first optical section has the width at the first end near the opening and the second end away from the opening, the first end of first optical section width in the horizontal direction is less than second end width in the horizontal direction, second optical section has the first end near the opening and the second end away from the opening, the first end of second optical section width in the horizontal direction is less than described its second end width in the horizontal direction.
6. lens as claimed in claim 5, it is characterised in that：The second end that second end of first optical section has corrugated top surface, second optical section also has corrugated top surface.
7. a kind of LED, including lamp holder, lamp body, the supporting part of the lamp body is installed on, the LED light source and lens of supporting part is installed on and is coated the cell-shell of the LED light source and lens, the lens include the first optical section and the second optical section, first optical section has the host cavity positioned at middle part, second optical region is in the periphery of first optical section, extend and surround the lower outside of the first optical section from the first optical section bottom, there is conduit between the first optical section and the second optical section, the LED light source is located in the host cavity.
8. LED as claimed in claim 7, it is characterised in that：The light portion that the LED light source sends is projected by the first optical section and reflecting twice for the second optical section near the direction of the lamp holder.
9. LED as claimed in claim 7, it is characterised in that：The lens have the fixed part extended to the host cavity from the madial wall of lens, and the fixed part is fixed on the supporting part so as to the lens are fixed on into the supporting part.
10. LED as claimed in claim 7, it is characterised in that：The outer surface of first optical section and the outer surface of the second optical section are smooth surface, and side from horizontal direction is seen, the lateral wall of the second optical section of the lens is straight line.
11. LEDs as claimed in claim 7, it is characterised in that：In the vertical lens on the cross section of horizontal direction, the cross section of the conduit is triangle.
12. LEDs as claimed in claim 7, it is characterised in that：Height of the height of the in the vertical direction of first optical section more than the second optical section in the vertical direction.
13. LEDs as claimed in claim 7, it is characterised in that：The host cavity of first optical section has opening in one end of the connection of first optical section and the second optical section, first optical section has the width at the first end near the opening and the second end away from the opening, the first end of first optical section width in the horizontal direction is less than second end width in the horizontal direction, second optical section has the first end near the opening and the second end away from the opening, the first end of second optical section width in the horizontal direction is less than described its second end width in the horizontal direction.
14. LEDs as claimed in claim 13, it is characterised in that：The second end that second end of first optical section has corrugated top surface, second optical section also has corrugated top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510875610.0A CN106813208A (en) | 2015-12-02 | 2015-12-02 | A kind of lens and a kind of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510875610.0A CN106813208A (en) | 2015-12-02 | 2015-12-02 | A kind of lens and a kind of LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106813208A true CN106813208A (en) | 2017-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510875610.0A Pending CN106813208A (en) | 2015-12-02 | 2015-12-02 | A kind of lens and a kind of LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106813208A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101523267A (en) * | 2006-08-10 | 2009-09-02 | 逆流工程公司 | Illuminator method and device |
| US20090296049A1 (en) * | 2008-05-30 | 2009-12-03 | Chinontec Industries, Inc. | Projection display device |
| US20150083193A1 (en) * | 2012-03-30 | 2015-03-26 | Sharp Kabushiki Kaisha | Secondary lens, photovoltaic cell mounting body, concentrating photovoltaic power generation unit, and concentrating photovoltaic power generation module |
| CN104482438A (en) * | 2014-12-15 | 2015-04-01 | 欧普照明股份有限公司 | LED (Light-Emitting Diode) lamp |
| CN205227203U (en) * | 2015-12-02 | 2016-05-11 | 欧普照明股份有限公司 | Lens and LED lamp |
-
2015
- 2015-12-02 CN CN201510875610.0A patent/CN106813208A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101523267A (en) * | 2006-08-10 | 2009-09-02 | 逆流工程公司 | Illuminator method and device |
| US20090296049A1 (en) * | 2008-05-30 | 2009-12-03 | Chinontec Industries, Inc. | Projection display device |
| US20150083193A1 (en) * | 2012-03-30 | 2015-03-26 | Sharp Kabushiki Kaisha | Secondary lens, photovoltaic cell mounting body, concentrating photovoltaic power generation unit, and concentrating photovoltaic power generation module |
| CN104482438A (en) * | 2014-12-15 | 2015-04-01 | 欧普照明股份有限公司 | LED (Light-Emitting Diode) lamp |
| CN205227203U (en) * | 2015-12-02 | 2016-05-11 | 欧普照明股份有限公司 | Lens and LED lamp |
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Application publication date: 20170609 |
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| WD01 | Invention patent application deemed withdrawn after publication |