CN204227093U - A kind of UV-LED light source with plano-convex optical lens - Google Patents
A kind of UV-LED light source with plano-convex optical lens Download PDFInfo
- Publication number
- CN204227093U CN204227093U CN201420602091.1U CN201420602091U CN204227093U CN 204227093 U CN204227093 U CN 204227093U CN 201420602091 U CN201420602091 U CN 201420602091U CN 204227093 U CN204227093 U CN 204227093U
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- China
- Prior art keywords
- plano
- optical lens
- led lamp
- lens
- lamp pearl
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Abstract
The utility model provides a kind of UV-LED light source with plano-convex optical lens, comprise: copper base, UV-LED lamp pearl, heat-conducting substrate, light path fixing base and plano-convex optical lens, described UV-LED lamp pearl is attached on copper base by SMT, described light path fixing base sets out unthreaded hole, and it is corresponding with light hole that described heat-conducting substrate and light path fixing base fix the UV-LED lamp pearl making after assembling to be attached on copper base.The utility model is assembled by arranging the irradiation light of planoconvex lens to UV-LED lamp pearl, improves the illumination of UV-LED lamp pearl, makes illuminance even, improve the result of use of UV-LED by planoconvex lens.
Description
Technical field
The utility model relates to ultraviolet photo-curing field, is specifically related to a kind of UV-LED light source with plano-convex optical lens.
Background technology
Ultraviolet light source is used for sterilizing, UV detection, medical therapy, Graphic transitions (exposure), surfaction (solidification) etc.Its application comprises FPD (FPD), semiconductor (SEMI), printed circuit (PCB), wide spectrum such as printing (PRINT), medical treatment, food sterilization etc.Current ultraviolet light source generally adopts UV mercury lamp, UV mercury lamp is a kind of gas-discharge lamp, by adding quantitative high-purity mercury in the quartz ampoule of vacuum, ultraviolet radiation is produced by providing voltage to two ends motor, traditional UV mercury lamp contains the heavy metals such as mercury, magnesium, potassium, tungsten, contaminated environment, power is large, power consumption is high, and service life is short, drive efficiency is low.
By adopting UV-LED lamp to replace traditional UV mercury lamp in prior art, energy-conserving and environment-protective, energy consumption is low, long service life, but because UV-LED light extraction efficiency is low, light-source angle at 55-120 °, bright dipping disperses, and current UV-LED lamp pearl is irradiated by direct irradiation, its illumination and energy inefficiencies, ultraviolet utilization ratio is low, and light loss is large, and amount ratio this method during UV-LED lamp pearl forming surface light source has more more than 35%.
Utility model content
The utility model is for above-mentioned prior art Problems existing, propose a kind of UV-LED light source with plano-convex optical lens, assembled by the ultraviolet produced UV-LED, improve the illumination of UV-LED, reduce the use amount of UV-LED lamp pearl, promote the result of use of UV-LED.
The technical scheme that the utility model provides is: a kind of UV-LED light source with plano-convex optical lens, comprise: copper base, UV-LED lamp pearl, heat-conducting substrate, light path fixing base and plano-convex optical lens, described UV-LED lamp pearl is attached on copper base by SMT, described light path fixing base sets out unthreaded hole, and it is corresponding with light hole that described heat-conducting substrate and light path fixing base fix the UV-LED lamp pearl making after assembling to be attached on copper base 1.
Further, also comprise threaded fixed lens snap ring, wherein repeatedly optics then uses the layering of multiple Fresnel lens snap ring to fix, and plano-convex optical lens is fixed on light path fixing base by described lens snap ring.
Further, described UV-LED lamp pearl entered three permutation structure forming surface light sources, and described three permutation structures are formed for being followed successively by horizontal regular array, longitudinally dislocation array and overall regular array.
Further, described area source adopts the mode of displacement light source or driving-belt to scan.
The beneficial effects of the utility model are: the utility model is assembled by arranging the irradiation light of planoconvex lens to UV-LED lamp pearl, improve the illumination of UV-LED lamp pearl, make illuminance even, improve the result of use of UV-LED by planoconvex lens.
Accompanying drawing explanation
Fig. 1 is a kind of UV-LED illuminator body structure figure with plano-convex optical lens that the utility model proposes;
Fig. 2 is the enlarged drawing of A in Fig. 1;
Fig. 3 is that the utility model single flat convex lens and UV-LED lamp pearly-lustre shine schematic diagram;
Fig. 4 is that the utility model multi-layer flat convex lens and UV-LED lamp pearly-lustre shine schematic diagram;
Fig. 5 is UV-LED area source described in the utility model three layers of arrangement architecture figure;
Fig. 6 is UV-LED area source described in the utility model four layers of arrangement architecture figure.
Detailed description of the invention
See Fig. 1 and Fig. 2, wherein Fig. 1 is a kind of UV-LED illuminator body structure figure with plano-convex optical lens that the utility model proposes; Fig. 2 is the enlarged drawing of A in Fig. 1.
As depicted in figs. 1 and 2, a kind of UV-LED light source with plano-convex optical lens, comprise: copper base 1, UV-LED lamp pearl 3, heat-conducting substrate 4, light path fixing base 6 and plano-convex optical lens 7, described UV-LED lamp pearl 3 is attached on copper base 1 by SMT, described light path fixing base 6 sets out unthreaded hole 5, described heat-conducting substrate 4 and light path fixing base 6 is fixing assemble after make the UV-LED lamp pearl 3 that is attached on copper base 1 corresponding with light hole 5.
In the utility model embodiment; copper base is arranged UV-LED supply line; after switching on power; UV-LED lamp pearl produces ultraviolet and irradiates; by light path fixed head, UV-LED lamp pearl is protected and is fixed optical lens; adopt copper base as the wiring board of UV-LED, improve the radiating effect of UV-LED lamp pearl.
Fig. 3 is that the utility model single flat convex lens and UV-LED lamp pearly-lustre shine schematic diagram.
Described plano-convex optical lens is single flat convex lens, forms secondary optics with UV-LED lamp pearl.
In the utility model embodiment, the light of dispersion, in the plane of planoconvex lens, is converted to directional light by planoconvex lens by the ultraviolet light irradiation that UV-LED lamp pearl sends, and multiple UV-LED lamp pearl forms uniform area source.
In the utility model embodiment, the UV-LED lamp pearl be arranged on copper base sends ultraviolet, be radiated on planoconvex lens by the lamp hole of light path fixing base, plane through planoconvex lens is assembled light, then uniform illumination is carried out by convex surface, improve the illumination of UV-LED lamp pearl, make illuminance even by planoconvex lens, improve the result of use of UV-LED.
Fig. 4 is that the utility model multi-layer flat convex lens and UV-LED lamp pearly-lustre shine schematic diagram.
Further, described plano-convex optical lens is that multi-layer flat convex lens Coaxial Superimposed forms repeatedly optics, and wherein double-deck planoconvex lens is called three optics, and three layers of planoconvex lens are four optics, and four layers of planoconvex lens are five optics.
The utility model realizes mainly through two kinds of modes, one is that single flat convex lens realizes, its major advantage is illumination (mw/cm2) and the energy (mj/cm2) that can strengthen light source, and another kind is many planoconvex lens, uses layer 2-4 planoconvex lens coaxially corresponding; Be intrinsic on UV-LED lamp pearl because UV-LED itself carries an optics i.e. optics, therefore 1-4 layer planoconvex lens be referred to as secondary optics, three optics, four optics, five optics mode realize, use its major advantage of multi-layer flat convex lens to be to obtain more superior directional light, simultaneously when farther (40-100mm) irradiation distance can also bonding planoconvex lens more than 85% illumination and energy.
Further, also comprise threaded fixed lens snap ring 8, wherein repeatedly optics then uses the layering of multiple Fresnel lens snap ring to fix, and plano-convex optical lens 7 is fixed on light path fixing base 6 by described lens snap ring 8.
In the utility model embodiment, by arranging lens snap ring, preventing planoconvex lens from dropping, improving the reliability that planoconvex lens is fixing.For repeatedly optics, every one deck planoconvex lens adopts a Fresnel lens snap ring to be fixed respectively.
In the utility model embodiment, the uniformity of cross-sectional distance on hot spot that the rising angle of UV-LED lamp pearl and secondary light write planoconvex lens has impact, when UV-LED lamp pearl 2 rising angle is 105-120 degree, an optics of UV-LED lamp pearl and the cross-sectional distance of secondary optics planoconvex lens are 1.8-2.9mm; When UV-LED lamp pearl 2 rising angle is 75-95 degree, an optics of UV-LED lamp pearl and the cross-sectional distance of secondary optics planoconvex lens are 2.5-3.1mm; When UV-LED lamp pearl 2 rising angle is 55-75 degree, when an optics of UV-LED lamp pearl and the cross-sectional distance of secondary optics planoconvex lens are 3.1-4.3mm, can ensure that the UV hot spot uniformity transmitted is high, its Illumination Distribution optimum scan mode.
Further, described UV-LED lamp pearl entered three permutation structure forming surface light sources, and described three permutation structures are formed for being followed successively by horizontal regular array, longitudinally dislocation array and overall regular array.
See Fig. 5, be UV-LED area source described in the utility model three layers of arrangement architecture figure.The process of UV-LED lamp pearl composition area source is specially: first UV-LED lamp pearl is laterally lined up several rows, as in figure 501, again longitudinal for several rows Heterogeneous Permutation is formed three layers of array, as in figure 502, finally by the transversely arranged forming surface light source of some three layers of arrays that formed as in figure 503.By the mode of transverse direction, longitudinal direction and overall alignment, make the area source uniform-illumination of formation.
Fig. 6 is UV-LED area source described in the utility model four layers of arrangement architecture figure.Its arrangement mode is identical with the process that in Fig. 5, three layers arrange, and specifically longitudinal for several rows Heterogeneous Permutation is being formed four layers of array, the transversely arranged forming surface light source of some four layers of arrays then will formed.
Further, described area source adopts the mode of displacement light source or driving-belt to scan.
The utility model is assembled by arranging the irradiation light of planoconvex lens to UV-LED lamp pearl, improves the illumination of UV-LED lamp pearl, makes illuminance even, improve the result of use of UV-LED by planoconvex lens.
By reference to the accompanying drawings the utility model preferred embodiment is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.Do not depart from design of the present utility model and scope can make many other and change and remodeling.Should be appreciated that the utility model is not limited to specific embodiment, scope of the present utility model is defined by the following claims.
Claims (6)
1. one kind has the UV-LED light source of plano-convex optical lens, it is characterized in that, comprise: copper base (1), UV-LED lamp pearl (3), heat-conducting substrate (4), light path fixing base (6) and plano-convex optical lens (7), described UV-LED lamp pearl (3) is attached on copper base (1) by SMT, described light path fixing base (6) sets out unthreaded hole (5), described heat-conducting substrate (4) and light path fixing base (6) are fixing assemble after make the UV-LED lamp pearl (3) that is attached on copper base (1) corresponding with light hole (5).
2. a kind of UV-LED light source with plano-convex optical lens according to claim 1, is characterized in that, described plano-convex optical lens (7) is single flat convex lens, forms secondary optics with UV-LED lamp pearl.
3. a kind of UV-LED light source with plano-convex optical lens according to claim 1, it is characterized in that, described plano-convex optical lens (7) forms repeatedly optics for multi-layer flat convex lens Coaxial Superimposed, wherein double-deck planoconvex lens is called three optics, three layers of planoconvex lens are four optics, and four layers of planoconvex lens are five optics.
4. a kind of UV-LED light source with plano-convex optical lens according to claim 1, it is characterized in that, also comprise threaded fixed lens snap ring (8), planoconvex lens optical lens (7) is fixed on light path fixing base (6) by described lens snap ring (8).
5. a kind of UV-LED light source with plano-convex optical lens according to claim 1, it is characterized in that, described UV-LED lamp pearl (3) entered three permutation structure forming surface light sources, and described three permutation structures are formed for being followed successively by horizontal regular array, longitudinally dislocation array and overall regular array.
6. a kind of UV-LED light source with plano-convex optical lens according to claim 5, is characterized in that, described area source adopts the mode of displacement light source or driving-belt to scan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602091.1U CN204227093U (en) | 2014-09-29 | 2014-09-29 | A kind of UV-LED light source with plano-convex optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420602091.1U CN204227093U (en) | 2014-09-29 | 2014-09-29 | A kind of UV-LED light source with plano-convex optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204227093U true CN204227093U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420602091.1U Expired - Fee Related CN204227093U (en) | 2014-09-29 | 2014-09-29 | A kind of UV-LED light source with plano-convex optical lens |
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| CN (1) | CN204227093U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152053A (en) * | 2015-04-09 | 2016-11-23 | 点金石股份有限公司 | There is ray structure and the manufacture method thereof of multilamellar lens |
| CN106597599A (en) * | 2017-01-17 | 2017-04-26 | 京东方科技集团股份有限公司 | Backlight module, display panel and display device |
| CN110481153A (en) * | 2019-08-06 | 2019-11-22 | 深圳优卫乐得科技有限公司 | One kind being used for the cured UV-LED light source of offset printing |
-
2014
- 2014-09-29 CN CN201420602091.1U patent/CN204227093U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152053A (en) * | 2015-04-09 | 2016-11-23 | 点金石股份有限公司 | There is ray structure and the manufacture method thereof of multilamellar lens |
| CN106597599A (en) * | 2017-01-17 | 2017-04-26 | 京东方科技集团股份有限公司 | Backlight module, display panel and display device |
| CN110481153A (en) * | 2019-08-06 | 2019-11-22 | 深圳优卫乐得科技有限公司 | One kind being used for the cured UV-LED light source of offset printing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20180929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |