CN106678558A - Upward mounted or downward mounted LED lens and LED illuminating lamp - Google Patents
Upward mounted or downward mounted LED lens and LED illuminating lamp Download PDFInfo
- Publication number
- CN106678558A CN106678558A CN201610892059.5A CN201610892059A CN106678558A CN 106678558 A CN106678558 A CN 106678558A CN 201610892059 A CN201610892059 A CN 201610892059A CN 106678558 A CN106678558 A CN 106678558A
- Authority
- CN
- China
- Prior art keywords
- led
- lens
- light source
- helical teeth
- led lens
- 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.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
- Lenses (AREA)
Abstract
The invention provides an upward mounted or downward mounted LED lens which is arranged in the front of an LED light source; and when the positive surface or the back surface of the lens faces the LED light source, incident angles of LED light relative to same positions of the positive surface and the back surface are different. The invention provides the LED lens, and two different light extraction angles can be realized through a single lens. The invention also provides an LED illuminating lamp on which the LED lens is assembled.
Description
Technical field
The present invention relates to the lens in lighting device, more particularly, to LED light device.
Background technology
LED belongs to the spot light for sending certain angle light beam, during for directly-down liquid crystal display backlight source, needs hundreds of
Even thousands of three-primary color LEDs are arranged into certain array and form area source.Uniformly area source is converted from spot light, is the LED back ofs the body
The key technology of light source.In prior art, the mounted lens generally on the LED, to change the light distribution of LED.
By the refraction action of lens on light line, it is possible to so that LED chip issue ground light become to compare diverging or
Person is more converged so as to meet different use environments.But, for a lens, its can only by light collection or send out
Dissipate, it is impossible to take into account.Therefore, if user will change the light-out effect of lighting, corresponding lens can only be changed.If every
One lighting is required for preparing corresponding lens, then the lens numbers to be received in one family are very huge
, so lens of vast number, user is difficult that piece for telling oneself needs wherein, and lens are in storage
During be also easy to damage or lose.
The content of the invention
Technical problem underlying to be solved by this invention is to provide a kind of LED lens, can be realized by single lens
Two kinds of different rising angles.
In order to solve above-mentioned technical problem, the invention provides a kind of formal dress or the LED lens of upside-down mounting, the lens set
It is placed in the front of LED/light source；When the front or the back side of lens are towards LED/light source, LED light line is same for lens front surface or the back side
The incidence angle of position is different.
In a preferred embodiment：The front of the LED lens circle centre position be a circular flat, the side of the circular flat
Edge extends outward multi-turn helical teeth, and the multi-turn helical teeth is distributed relative to the center of circle of circular flat in concentric circles；The helical teeth direction
The axis that the center of circle is located is inclined.
In a preferred embodiment：The multi-turn helical teeth is tapered into from outer ring to inner ring angle of inclination.
In a preferred embodiment：The back side of the LED lens is plane.
In a preferred embodiment：The back side of the LED lens is provided with the helical teeth of multi-turn second of concentric distribution, the multi-turn the
Two helical teeth are inclined towards the axis that the center of circle is located.
In a preferred embodiment：The angle of inclination of the helical teeth of the multi-turn second is identical.
Present invention also offers a kind of LED illumination lamp, including：Reflector, LED/light source, light source fixed support and power
Profit requires the LED lens any one of 1-6；
The LED/light source is located at the support bracket fastened surface of light source；The front end of the reflector and tail end are respectively provided with an opening,
The reflector is connected with light source fixed support, and the opening for giving out light glass tail end is exposed to LED/light source in reflector；
The LED lens are removably installed at the opening of reflector front end；When LED lens formal dress or it is counter fill when, the lighting
Rising angle change.
In a preferred embodiment：Lens in one, the LED/light source are additionally provided with the reflector at rear-end opening
The light for sending exposes to again the LED lens after the interior lens.
Compared to prior art, technical scheme possesses following beneficial effect：
1. the present invention is provided a kind of formal dress or the LED lens of upside-down mounting, because light exposes to the front of LED lens and anti-
The incidence angle formed when on face is different, and the angle of emergence of light is also just different.Therefore, user is by formal dress or upside-down mounting
LED lens just can be realized changing the purpose of light fixture rising angle.Multiple lens need not be prepared, as long as a lens just can be with complete
Into above-mentioned conception, cost is relatively low, and user reduces the risk that lens are lost and damaged without the other lens of storage.
2. a kind of present invention is provided formal dress or the LED lens of upside-down mounting, lens can simultaneously have the facial plane of optical texture one,
Or there is optical texture on two sides.As long as meeting the incidence angle formed when light is exposed on the obverse and reverse of LED lens
It is different conditions, it is relatively simple in design.
3. the present invention is provided a kind of formal dress or the LED lens of upside-down mounting, during various LED lamps can be advantageously applied in,
Do not limited by light fixture style shape, with good applicability.
Description of the drawings
The index path of LED/light source when Fig. 1 is lens formal dress in the preferred embodiment of the present invention 1；
Fig. 2 is the partial enlarged drawing of Fig. 1；
The index path of LED/light source when Fig. 3 is lens upside-down mounting in the preferred embodiment of the present invention 1；
Fig. 4 is the partial enlarged drawing of Fig. 3；
The index path of LED/light source when Fig. 5 is lens formal dress in the preferred embodiment of the present invention 2；
Fig. 6 is the partial enlarged drawing of Fig. 5；
The index path of LED/light source when Fig. 7 is lens upside-down mounting in the preferred embodiment of the present invention 2；
Fig. 8 is the partial enlarged drawing of Fig. 7.
Specific embodiment
The present invention is further described with reference to specific embodiment：
Embodiment 1
With reference to Fig. 1-4, a kind of LED down, including：Reflector 1, LED/light source 2, light source fixed support 3 and LED lens
4；
The LED/light source 2 is located at the surface of light source fixed support 3；The front end of the reflector 1 and tail end are respectively provided with one and open
Mouth 11,12, the reflector 1 is connected with light source fixed support 3, and the opening of glass tail end of giving out light exposes LED/light source 2
In reflector 1；The LED lens 4 are removably installed at the opening 12 of the front end of reflector 1.
The front of the LED lens 4 is a circular flat 41 in circle centre position, and the edge of the circular flat 41 is extended outward
Multi-turn helical teeth 42, the multi-turn helical teeth 42 is distributed relative to the center of circle of circular flat 41 in concentric circles；The helical teeth 42 is towards described
The axis that the center of circle is located is inclined.Also, the multi-turn helical teeth 42 is tapered into from outer ring to inner ring angle of inclination.
In the present embodiment, the back side of the LED lens 4 is plane 43.
Therefore, with reference to Fig. 1-2. when LED 4 formal dress of lens, light is exposed in plane 43, occurs to reflect for the first time, and
Occur afterwards to be sent after second refraction at after straightline propagation in lens in multi-turn helical teeth 42.Now go out for low-angle
Optical mode.With further reference to Fig. 3-4, when LED 4 upside-down mountings of lens, light is exposed on helical teeth 42, occurs to reflect for the first time, and
Send after it there is second refraction at plane 43 after straightline propagation in lens afterwards.Now go out optical mode for wide-angle.From
As can be seen that the formal dress of LED lens 4 or anti-when filling, the incidence angle of light refraction and second refraction for the first time is all on index path
Differ, the shooting angle of such light also just there occurs change certainly, define two kinds of light-out effects of wide-angle and low-angle.
Therefore, user is by formal dress or flip LED lens 4, it is possible to realize the change of the light-out effect of LED down.Without the need for preparing
Multiple lens, as long as a lens can just complete above-mentioned conception, cost is relatively low, and user subtracts without the other lens of storage
The risk that lens are lost and damaged is lacked.
Above-mentioned LED lens 4 except applying in Down lamp, during various LED lamps can also be advantageously applied in, not by lamp
The restriction of tool style shape, with good applicability.
In the present embodiment, lens in, the LED/light source 2 are additionally provided with rear-end opening 11 in the reflector 1
The light for going out is first passed through and exposes to the LED lens 4 after the interior lens again.
Embodiment 2
With reference to Fig. 5-8, a kind of LED down, including：Reflector 1, LED/light source 2, light source fixed support 3 and LED lens
4；
The LED/light source 2 is located at the surface of light source fixed support 3；The front end of the reflector 1 and tail end are respectively provided with one and open
Mouth 11,12, the reflector 1 is connected with light source fixed support 3, and the opening of glass tail end of giving out light exposes LED/light source 2
In reflector 1；The LED lens 4 are removably installed at the opening 12 of the front end of reflector 1.
The front of the LED lens 4 is a circular flat 41 in circle centre position, and the edge of the circular flat 41 is extended outward
Multi-turn helical teeth 42, the multi-turn helical teeth 42 is distributed relative to the center of circle of circular flat 41 in concentric circles；The helical teeth 42 is towards described
The axis that the center of circle is located is inclined.Also, the multi-turn helical teeth 42 is tapered into from outer ring to inner ring angle of inclination.
In the present embodiment, the back side of the LED lens 4 is provided with second helical teeth of multi-turn 44 of concentric distribution, the multi-turn second
Helical teeth 44 is inclined towards the axis that the center of circle is located.In the present embodiment, the angle of inclination of the second helical teeth of the multi-turn 44 is identical.
Therefore, with reference to Fig. 5-6. when LED 4 formal dress of lens, light is exposed on one in the second helical teeth 44, occurs the
Unirefringence, then occurs to be sent after second refraction at after straightline propagation in lens in multi-turn helical teeth 42.This
When go out optical mode for low-angle.With further reference to Fig. 7-8, when LED 4 upside-down mountings of lens, light is exposed on helical teeth 42, occurs the
Unirefringence, then sends after straightline propagation in lens after it there is second refraction at the second helical teeth 44.It is now big
Angle goes out optical mode.From on index path as can be seen that the formal dress of LED lens 4 or anti-when filling, light refraction for the first time and second
The incidence angle of refraction is different from, and the shooting angle of such light also just there occurs change certainly, define wide-angle and little Jiao
Two kinds of light-out effects of degree.
Remainder is same as Example 1, repeats no more.
The invention is not limited in aforesaid specific embodiment.Above-described embodiment should not be considered as limiting the model of the present invention
Enclose.Those skilled in the art can modify and change while aforementioned detailed description is read and understood.Specifically
Protection domain should be defined by claims.
Claims (7)
1. a kind of formal dress or the LED lens of upside-down mounting, it is characterised in that：The lens are arranged at the front of LED/light source；Lens are just
When face or the back side are towards LED/light source, LED light line is different for the incidence angle of lens front surface or back side same position.
2. a kind of formal dress according to claim 1 or the LED lens of upside-down mounting, it is characterised in that：The front of the LED lens
It is a circular flat in circle centre position, the edge of the circular flat extends outward multi-turn helical teeth, and the multi-turn helical teeth is relative to circle
The center of circle of plane is distributed in concentric circles；The helical teeth is inclined towards the axis that the center of circle is located.
3. a kind of formal dress according to claim 2 or the LED lens of upside-down mounting, it is characterised in that：The multi-turn helical teeth is from outer
Enclose and tapered into inner ring angle of inclination.
4. a kind of formal dress according to claim 3 or the LED lens of upside-down mounting, it is characterised in that：The back side of the LED lens
For plane.
5. a kind of formal dress according to claim 3 or the LED lens of upside-down mounting, it is characterised in that：The back side of the LED lens
The helical teeth of multi-turn second of concentric distribution is provided with, the helical teeth of multi-turn second is inclined towards the axis that the center of circle is located.
6. a kind of formal dress according to claim 5 or the LED lens of upside-down mounting, it is characterised in that：The helical teeth of the multi-turn second
Angle of inclination it is identical.
7. a kind of LED illumination lamp, it is characterised in that include：Reflector, LED/light source, light source fixed support and claim
LED lens any one of 1-6；
The LED/light source is located at the support bracket fastened surface of light source；The front end of the reflector and tail end are respectively provided with an opening, described
Reflector is connected with light source fixed support, and the opening for giving out light glass tail end is exposed to LED/light source in reflector；It is described
LED lens are removably installed at the opening of reflector front end；When LED lens formal dress or it is counter fill when, the lighting goes out
Angular changes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795701 | 2016-08-31 | ||
| CN2016107957018 | 2016-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678558A true CN106678558A (en) | 2017-05-17 |
Family
ID=58678646
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621118732.1U Expired - Fee Related CN206176280U (en) | 2016-08-31 | 2016-10-13 | LED illumination lamps and lanterns of formal dress or flip -chip lens |
| CN201610892608.9A Pending CN106979502A (en) | 2016-08-31 | 2016-10-13 | A kind of LED illumination lamp of formal dress or upside-down mounting lens |
| CN201610892059.5A Pending CN106678558A (en) | 2016-08-31 | 2016-10-13 | Upward mounted or downward mounted LED lens and LED illuminating lamp |
| CN201621118387.1U Expired - Fee Related CN206377471U (en) | 2016-08-31 | 2016-10-13 | Formal dress or the LED lens and LED illumination lamp of upside-down mounting |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621118732.1U Expired - Fee Related CN206176280U (en) | 2016-08-31 | 2016-10-13 | LED illumination lamps and lanterns of formal dress or flip -chip lens |
| CN201610892608.9A Pending CN106979502A (en) | 2016-08-31 | 2016-10-13 | A kind of LED illumination lamp of formal dress or upside-down mounting lens |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621118387.1U Expired - Fee Related CN206377471U (en) | 2016-08-31 | 2016-10-13 | Formal dress or the LED lens and LED illumination lamp of upside-down mounting |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN206176280U (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206176280U (en) * | 2016-08-31 | 2017-05-17 | 厦门益光照明科技股份有限公司 | LED illumination lamps and lanterns of formal dress or flip -chip lens |
| CN107606539A (en) * | 2017-10-31 | 2018-01-19 | 江苏优为视界科技有限公司 | A kind of wall lamp using compound lens |
| US10753572B1 (en) * | 2019-07-31 | 2020-08-25 | Signify Holding B.V. | Dual distribution lens for a luminaire |
| CN110671621A (en) * | 2019-10-11 | 2020-01-10 | 深圳市迈科光电有限公司 | Angle-adjustable LED lamp with LCP (liquid Crystal Polymer) reflecting cup |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030063466A1 (en) * | 2001-03-16 | 2003-04-03 | Ruediger Kittelmann | Optical system for a fresnel lens light, especially for a spotlight or floodlight |
| JP2011113755A (en) * | 2009-11-25 | 2011-06-09 | Panasonic Electric Works Co Ltd | Light emitting device |
| CN103511856A (en) * | 2012-06-19 | 2014-01-15 | 海洋王照明科技股份有限公司 | Lamp with spotlight and floodlight functions |
| JP2015035412A (en) * | 2013-07-08 | 2015-02-19 | 大日本印刷株式会社 | Lighting device |
| JP2016075833A (en) * | 2014-10-08 | 2016-05-12 | 日立アプライアンス株式会社 | Fresnel-lens optical system and lighting system using the optical system |
| CN206377471U (en) * | 2016-08-31 | 2017-08-04 | 厦门益光照明科技股份有限公司 | Formal dress or the LED lens and LED illumination lamp of upside-down mounting |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202835182U (en) * | 2012-10-31 | 2013-03-27 | 北京星光影视设备科技股份有限公司 | Fresnel lens for LED light source with high power |
| JP5403453B1 (en) * | 2013-07-11 | 2014-01-29 | 大日本印刷株式会社 | Fresnel lens sheet and lighting device |
-
2016
- 2016-10-13 CN CN201621118732.1U patent/CN206176280U/en not_active Expired - Fee Related
- 2016-10-13 CN CN201610892608.9A patent/CN106979502A/en active Pending
- 2016-10-13 CN CN201610892059.5A patent/CN106678558A/en active Pending
- 2016-10-13 CN CN201621118387.1U patent/CN206377471U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030063466A1 (en) * | 2001-03-16 | 2003-04-03 | Ruediger Kittelmann | Optical system for a fresnel lens light, especially for a spotlight or floodlight |
| JP2011113755A (en) * | 2009-11-25 | 2011-06-09 | Panasonic Electric Works Co Ltd | Light emitting device |
| CN103511856A (en) * | 2012-06-19 | 2014-01-15 | 海洋王照明科技股份有限公司 | Lamp with spotlight and floodlight functions |
| JP2015035412A (en) * | 2013-07-08 | 2015-02-19 | 大日本印刷株式会社 | Lighting device |
| JP2016075833A (en) * | 2014-10-08 | 2016-05-12 | 日立アプライアンス株式会社 | Fresnel-lens optical system and lighting system using the optical system |
| CN206377471U (en) * | 2016-08-31 | 2017-08-04 | 厦门益光照明科技股份有限公司 | Formal dress or the LED lens and LED illumination lamp of upside-down mounting |
Non-Patent Citations (1)
| Title |
|---|
| 周志敏 等: "《漫步LED世界(驱动电路设计篇)》", 国防工业出版社, pages: 32 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206377471U (en) | 2017-08-04 |
| CN206176280U (en) | 2017-05-17 |
| CN106979502A (en) | 2017-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |