CN104390195B - LED illumination lens - Google Patents
LED illumination lens Download PDFInfo
- Publication number
- CN104390195B CN104390195B CN201410794781.6A CN201410794781A CN104390195B CN 104390195 B CN104390195 B CN 104390195B CN 201410794781 A CN201410794781 A CN 201410794781A CN 104390195 B CN104390195 B CN 104390195B
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- China
- Prior art keywords
- lens
- groove
- platform
- millimeters
- led illumination
- 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.)
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Links
- 238000005286 illumination Methods 0.000 title claims abstract description 53
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 210000001624 hip Anatomy 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 28
- 239000000017 hydrogel Substances 0.000 description 14
- 239000000377 silicon dioxide Substances 0.000 description 14
- 239000000499 gel Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 238000007711 solidification Methods 0.000 description 6
- 230000008023 solidification Effects 0.000 description 6
- 238000002834 transmittance Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035939 shock Effects 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
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of LED illumination lamp lens, including lens platform（1）Be located at lens platform（1）On lens body（2）, the lens platform（1）Lower end is equipped with circuit board（12）, it is characterised in that：The lens body（2）Including illumination region（7）The clamping portion and（8）, the illumination region（7）Positioned at clamping portion（8）Upper end, the clamping portion（8）It is stuck in lens platform（1）On, the illumination region（7）Including being located at illumination region（7）The first surface of left and right side（3）Be located at illumination region（7）Second curved surface of front and back sides（4）, the first surface（3）With the second curved surface（4）In lens platform（1）The profile of projection be ellipse, two first surfaces（3）Tangent line formed the first angle a be 70 °~80 °, the present invention provides the LED illumination lens that a kind of big illumination zone of lens light emitting angle is big and effective utilization rate of light is high.
Description
Technical field
The present invention relates to a kind of lens, more particularly, to a kind of LED illumination lens.
Background technique
The angle of departure for the light that the lens of LED illumination lamp issue generally can be at 120 degree or so, and hot spot is at circle, illumination
Range causes greatly the effective rate of utilization of light low very much, and the vision of the mankind usually more adapts to elongated visual range, therefore simultaneously
It also results in visual range not being inconsistent with what human vision was accustomed to, according to the prior art, State Intellectual Property Office discloses one kind on website
Elliptical lenses portable lamp can realize the reasonable technical effect for reducing hot spot by the way that elliptical lenses are arranged, further via
The different elliptical lenses of lens shape in the both direction of optical path are set, it can be achieved that forming what two polar axis direction distances did not waited
The technical effect of hot spot, lens light emitting angle is too small, and illumination zone is too small.
Summary of the invention
The technical problem to be solved by the present invention is to：The defect for overcoming the above prior art provides a kind of lens light emitting anger
Spend the LED illumination lens that big illumination zone is big and effective utilization rate of light is high.
The technical solution adopted by the present invention is that：A kind of LED illumination lamp lens, including lens platform are put down with lens are located at
Lens body on platform, the lens platform lower end are equipped with circuit board, and the lens body includes illumination region and clamping portion,
The luminous site is stuck in lens platform in the upper end of clamping portion, the clamping portion, and the illumination region includes being located at
The first surface of illumination region left and right side and the second curved surface for being located at illumination region front and back sides, the first surface and the second song
Face is ellipse in the profile of the projection of lens platform, and the first angle that the tangent line of two first surfaces is formed is 70 °
~80 °, the second angle that the tangent line of two second curved surfaces is formed is 145 °~155 °, and each first surface is close
The surface of lens platform is equipped at least one first groove, and the surface of the nearly lens platform of each of described second curved surface is equipped at least
One the second groove, first groove and the second groove are equipped with silicon gel layer.
After using the above structure, compared with the prior art, the present invention has the following advantages：The tangent line shape of two first surfaces
At the first angle be 70 °~80 °, the second angle that the tangent lines of two second curved surfaces is formed is 145 °~155 °, this
The light emitting angle of sample lens is that the existing lens angle of departure can be at 120 degree or so, and hot spot causes greatly very much at circle, illumination zone
The effective rate of utilization of light is low, has plenty of the different elliptical lenses of lens shape in both direction, it can be achieved that forming two polar axis
The technical effect for the hot spot that direction distance does not wait, lens light emitting angle is too small, and illumination zone is too small, and light emitting angle of the invention
Be a direction be 70 °~80 °, another direction is 145 °~155 °, and lens light emitting angle is big, while be equipped with the first groove and
It is designed with silicon gel layer in second groove, the first groove and the second groove, Silica hydrogel is a kind of low viscosity, band viscosity, gel
Transparent, dual composition addition type silicon gel can also be heating and curing with room temperature curing, there is temperature to get over high solidification also fast
The characteristics of, effect of the Silica hydrogel on lens is to radiate, and the solidification of Silica hydrogel heat absorbs a large amount of heat, keeps lens
The long service life of low temperature, lens and LED light, while Silica hydrogel is full of in the first groove and the second groove, so that lens body
Integral light-transmitting is fabulous, and light transmittance reaches 98% or more, and light utilization is high.
Preferably, the quantity of first groove is two and is located at left and right sides of first surface, described second
The quantity of groove is three, and the shape of the cross section of first groove is semicircle, and three second grooves are connected
And cross section is waveform, moderate number, the semi-circular recesses of first surface improve light utilization, the wave on the second curved surface
Connected in star improves light transmittance, and illumination zone is wide.
Preferably, the depth of first groove and the second groove is 4 millimeters~6 millimeters, both can guarantee in this way
The intensity of mirror ontology can guarantee that Silica hydrogel can play enhancing light transmission again.
Preferably, the lens body is equipped with seven column, two row, between the adjacent lens body center of the same row
Distance be 15 millimeters~25 millimeters, the distance between adjacent lens body center of the same column be 20 millimeters~30 milli
Rice, suitable distance, multiple lens bodies are combined, and light utilization is high, and light emitting angle is big, and illumination zone is big.
Preferably, being equipped with fixation hole among the lens platform, the fixation hole upper end is rounding mesa-shaped hole, institute
The fixation hole lower end stated is circular hole, and the rounding mesa-shaped hole is overlapped with the axis of circular hole, fixation hole for lens platform into
Row positioning, rounding mesa-shaped hole is seized and will not loosen.
Preferably, the rounding mesa-shaped hole is projected as isosceles trapezoid, the isosceles trapezoid in lens platform
Third angle between two waists is 85 °~90 °, when using rounding mesa-shaped hole 10 that lens platform 1 is fixed, shock resistance
It is good, it does not loosen easily, lens body will not incur loss, long service life.
Preferably, the lens platform bottom surface, which is equipped with centre, is equipped with socle, the socle is clamped on circuit boards,
The diameter of the socle is 2.5 millimeters~3.3 millimeters, and the height of the socle is 1 millimeter~1.5 millimeters, and socle will not
Because too it is small it is insecure will not be because of taking up space greatly very much.
Detailed description of the invention
Fig. 1 is the perspective view of LED illumination lamp lens of the present invention.
Fig. 2 is the rearview figure of LED illumination lamp lens of the present invention.
Fig. 3 is the cross-sectional view of Fig. 2A-A.
Fig. 4 is the left view of LED illumination lamp lens of the present invention.
Fig. 5 is the cross-sectional view of LED illumination lamp lens fixation hole of the present invention.
Wherein, 1, lens platform, 2, lens body, 3, first surface, the 4, second curved surface, the 5, first groove, 6, second is recessed
Slot, 7, illumination region, 8, clamping portion, 9, fixation hole, 10, rounding mesa-shaped hole, 11, circular hole, 12, circuit board, 13, socle, a, first
Angle, b, the second angle, c, third angle.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
As shown, the present invention provides a kind of LED illumination lamp lens, including lens platform 1 and it is located in lens platform 1
Lens body 2,1 lower end of lens platform be equipped with circuit board 12, described in lens body 2 include illumination region 7 and card
Socket part 8, the illumination region 7 are located at the upper end of clamping portion 8, and the clamping portion 8 is stuck in lens platform 1, and described shines
Portion 7 includes being located at the first surface 3 of 7 left and right side of illumination region and being located at the second curved surface 4 of 7 front and back sides of illumination region, described
First surface 3 and the second curved surface 4 are ellipse, the tangent line of two first surfaces 3 in the profile of the projection of lens platform 1
The the first angle a formed is 70 °~80 °, the second angle b that the tangent lines of two second curved surfaces 4 is formed is 145 °~
155 °, the surface of the nearly lens platform 1 of each first surface 3 is equipped at least one first groove 5, and each of described second
The surface of the nearly lens platform 1 of curved surface 4 is equipped at least one second groove 6, and first groove 5 and the second groove 6 are equipped with
Silicon gel layer, it is an advantage of the invention that the first angle a that two 3 tangent lines of first surface are formed is 70 °~80 °, described two
The second angle b that second curved surface, 4 tangent line is formed is 145 °~155 °, and the light emitting angle of such lens is existing lens transmitting
Angle can be at 120 degree or so, and hot spot causes greatly the effective rate of utilization of light low very much, have plenty of both direction at circle, illumination zone
The different elliptical lenses of upper lens shape are, it can be achieved that form the technical effect for the hot spot that two polar axis direction distances do not wait, lens
Light emitting angle is too small, and illumination zone is too small, and it is 70 °~80 ° that light emitting angle of the invention, which is a direction, another direction is
145 °~155 °, lens light emitting angle is big, while being equipped with the first groove 5 and the second groove 6, and the first groove 5 and the second groove 6 are all
Equipped with silicon gel layer, Silica hydrogel is that a kind of low viscosity, band viscosity, gel be transparent, dual composition addition type silicon gel, can be with
Room temperature curing can also be heating and curing, and have the characteristics that temperature gets over that high solidification is also fast, effect of the Silica hydrogel on lens be in order to
Heat dissipation, the solidification of Silica hydrogel heat absorb a large amount of heat, and lens is made to keep low temperature, the long service life of lens and LED light, simultaneously
First groove, 5 second groove 6 is full of Silica hydrogel, so that 1 body light transmission of lens body is fabulous, light transmittance reaches 98% or more, light benefit
With rate height.
The quantity of first groove 5 is two and is located at 5 left and right sides of first surface, second groove 6
Quantity is three, and the shape of the cross section of first groove 5 is semicircle, and three second grooves 6 are connected and cross
Section is waveform, moderate number, 5 semi-circular recesses of first surface raising light utilization, the wave shape groove of the second curved surface 6
Light transmittance is improved, illumination zone is wide.
The depth of first groove 5 and the second groove 6 is 4 millimeters~6 millimeters, both can guarantee lens body 1 in this way
Intensity can guarantee that Silica hydrogel can play enhancing light transmission again.
The lens body 2 is equipped with seven column, two row, and adjacent the distance between 2 center of lens body of the same row is
15 millimeters~25 millimeters, the distance between adjacent 2 center of lens body of the same column is 20 millimeters~30 millimeters, suitably
Distance, multiple lens bodies 1 are combined, and light utilization is high, and light emitting angle is big, and illumination zone is big.
Fixation hole 9 is equipped among the lens platform 1,9 upper end of fixation hole is rounding mesa-shaped hole 10, described
9 lower end of fixation hole is circular hole 11, and the rounding mesa-shaped hole 10 is overlapped with the axis of circular hole 11, and 9 lens platform of fixation hole carries out
Positioning, rounding mesa-shaped hole 10 will not loosen.
Preferably, the rounding mesa-shaped hole 10 is projected as isosceles trapezoid, the isosceles ladder in lens platform 1
Third angle c between two waists of shape is 85 °~90 °, when using rounding mesa-shaped hole 10 that lens platform 1 is fixed, antidetonation
Property is good, does not loosen easily, lens body will not incur loss, long service life.
1 bottom surface of lens platform is equipped with centre and is equipped with socle 13, and the socle 13 is clamped on the circuit board 12, institute
The diameter for the socle 13 stated is 2.5 millimeters~3.3 millimeters, and the height of the socle 13 is 1 millimeter~1.5 millimeters, socle 13
Because too it is small it is insecure will not be because of taking up space greatly very much.
The principle of the present invention is that the first angle a that two 3 tangent lines of first surface are formed is 70 °~80 °, described two the
The second angle b that two curved surfaces, 4 tangent line is formed is 145 °~155 °, and the light emitting angle of such lens is the existing lens angle of departure
Can be at 120 degree or so, hot spot causes greatly the effective rate of utilization of light low very much, has plenty of in both direction at circle, illumination zone
The different elliptical lenses of lens shape, it can be achieved that forming the technical effect for the hot spot that two polar axis direction distances do not wait, send out by lens
Angular is too small, and illumination zone is too small, and it is 70 °~80 ° that light emitting angle of the invention, which is a direction, another direction is
145 °~155 °, lens light emitting angle is big, while being equipped with the first groove 5 and the second groove 6, and the first groove 5 and the second groove 6 are all
Equipped with silicon gel layer, Silica hydrogel is that a kind of low viscosity, band viscosity, gel be transparent, dual composition addition type silicon gel, can be with
Room temperature curing can also be heating and curing, and have the characteristics that temperature gets over that high solidification is also fast, effect of the Silica hydrogel on lens be in order to
Heat dissipation, the solidification of Silica hydrogel heat absorb a large amount of heat, and lens is made to keep low temperature, the long service life of lens and LED light, simultaneously
First groove, 5 second groove 6 is full of Silica hydrogel, so that 1 body light transmission of lens body is fabulous, light transmittance reaches 98% or more, light benefit
With rate height.
Specifically, the first angle a that two 3 tangent lines of first surface are formed is 75 °, and two second curved surfaces 4 are cut
The second angle b that line is formed is 150 °, and the distance between adjacent 2 center of lens body of the same row is 20 millimeters, described
The distance between adjacent 2 center of lens body of same column be 26 millimeters, the depth of the first groove 5 and the second groove 6 is 5 millis
Rice, the rounding mesa-shaped hole 10 are projected as isosceles trapezoid in lens platform 1, between described two waists of isosceles trapezoid
Third angle c is 88 °, and the diameter of the socle 13 is 2.8 millimeters, and the height of the socle 13 is 1.3 millimeters, this LED
Lighting lens light emitting angle is 150 degree of * 75 degree, and light emitting angle is big, and illumination zone is big and effective utilization rate of light is high.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above embodiments, specific structure is allowed to vary, all institutes in the protection scope of demand for independence of the present invention
The various change of work is within the scope of the invention.
Claims (6)
1. a kind of LED illumination lamp lens, including lens platform（1）Be located at lens platform（1）On lens body（2）, institute
The lens platform stated（1）Lower end is equipped with circuit board（12）, it is characterised in that：The lens body（2）Including illumination region（7）With
Clamping portion（8）, the illumination region（7）Positioned at clamping portion（8）Upper end, the clamping portion（8）It is stuck in lens platform（1）
On, the illumination region（7）Including being located at illumination region（7）The first surface of left and right side（3）Be located at illumination region（7）Front and back side
Second curved surface in face（4）, the first surface（3）With the second curved surface（4）In lens platform（1）Projection profile be ellipse
Shape, two first surfaces（3）Tangent line formed the first angle a be 70 °~80 °, two the second curved surfaces（4）Tangent line formed
Second angle b is 145 °~155 °, each first surface（3）Nearly lens platform（1）Surface be equipped at least one first groove
（5）, each second curved surface（4）Nearly lens platform（1）Surface be equipped at least one second groove（6）, first groove
（5）With the second groove（6）It is equipped with silicon gel layer;
First groove（5）Quantity be two and to be located at first surface（5）The left and right sides, second groove（6）
Quantity be three, first groove（5）The shape of cross section be semicircle, three second grooves（6）Phase
Even and cross section is waveform.
2. LED illumination lamp lens according to claim 1, it is characterised in that：First groove（5）It is recessed with second
Slot（6）Depth be 4 millimeters~6 millimeters.
3. LED illumination lamp lens according to claim 1, it is characterised in that：Lens body（2）Equipped with seven column, two row,
The adjacent lens body with row（2）The distance between center is 15 millimeters~25 millimeters, the adjacent lens body of same column（2）Center
The distance between be 20 millimeters~30 millimeters.
4. LED illumination lamp lens according to claim 1, it is characterised in that：The lens platform（1）Centre is equipped with
Fixation hole（9）, the fixation hole（9）Upper end is rounding mesa-shaped hole（10）, the fixation hole（9）Lower end is circular hole（11）,
The rounding mesa-shaped hole（10）With circular hole（11）Axis be overlapped.
5. LED illumination lamp lens according to claim 4, it is characterised in that：The rounding mesa-shaped hole（10）Saturating
Mirror platform（1）On be projected as isosceles trapezoid, the third angle c between described two waists of isosceles trapezoid be 85 °~90 °.
6. LED illumination lamp lens according to claim 1, it is characterised in that：The lens platform（1）Bottom surface is equipped with
Centre is equipped with socle（13）, the socle（13）It is connected to circuit board（12）On, the socle（13）Diameter be 2.5 milli
Rice~3.3 millimeters, the socle（13）Height be 1 millimeter~1.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410794781.6A CN104390195B (en) | 2014-12-18 | 2014-12-18 | LED illumination lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410794781.6A CN104390195B (en) | 2014-12-18 | 2014-12-18 | LED illumination lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104390195A CN104390195A (en) | 2015-03-04 |
| CN104390195B true CN104390195B (en) | 2018-11-27 |
Family
ID=52608132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410794781.6A Active CN104390195B (en) | 2014-12-18 | 2014-12-18 | LED illumination lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104390195B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022690B (en) * | 2009-09-11 | 2014-03-12 | 玉晶光电股份有限公司 | Optical lens |
| CN201487816U (en) * | 2009-09-18 | 2010-05-26 | 东莞市贻嘉光电科技有限公司 | Lens module for LED tunnel lamp |
| CN201973665U (en) * | 2011-02-26 | 2011-09-14 | 东莞钜升塑胶电子制品有限公司 | Two-row and six-line LED polarizing type module lens for street lamp |
| CN201964326U (en) * | 2011-02-27 | 2011-09-07 | 东莞钜升塑胶电子制品有限公司 | Five-row and six-line light-emitting diode (LED) polarization type module lens for street lamp |
-
2014
- 2014-12-18 CN CN201410794781.6A patent/CN104390195B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104390195A (en) | 2015-03-04 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lens for LED lighting Effective date of registration: 20230815 Granted publication date: 20181127 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: NINGBO FRONT WIND ZHENYE LIGHTING Co.,Ltd. Registration number: Y2023330001766 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20181127 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: NINGBO FRONT WIND ZHENYE LIGHTING Co.,Ltd. Registration number: Y2023330001766 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lens for LED lighting Granted publication date: 20181127 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: NINGBO FRONT WIND ZHENYE LIGHTING Co.,Ltd. Registration number: Y2024330000795 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |