CN104791633A - Mechanical LED module with adjustable beam angle - Google Patents
Mechanical LED module with adjustable beam angle Download PDFInfo
- Publication number
- CN104791633A CN104791633A CN201510206456.8A CN201510206456A CN104791633A CN 104791633 A CN104791633 A CN 104791633A CN 201510206456 A CN201510206456 A CN 201510206456A CN 104791633 A CN104791633 A CN 104791633A
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- CN
- China
- Prior art keywords
- beam angle
- ring support
- led
- radiator
- retainer ring
- 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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Classifications
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- 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
- F21V17/16—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 by deformation of parts; Snap action mounting
-
- 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
-
- 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
-
- 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
- F21V17/12—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 by screwing
Abstract
The invention discloses a mechanical LED module with an adjustable beam angle. The mechanical LED module with the adjustable beam angle comprises an LED light source, a cooling body, a reflective cup, a fixing ring support, a press sheet, an elastic piece, a movable ring, a planar optical lens, a fixing piece and an outer ring. The LED light source and the press sheet are sequentially and fixedly installed on the cooling body through screws I. The reflective cup is fixedly installed on the fixing ring support. The fixing piece and the planar optical lens are sequentially arranged on the movable ring. The movable ring and the elastic piece are sequentially and fixedly installed between the fixing ring support and the outer ring. The outer ring is fixed to the fixing ring support. The fixing ring support is fixedly installed on the cooling body, and cooling bodies of different type can be used. The mechanical LED module is ingenious in design, compact in structure, convenient to assemble and disassemble, easy to operate and low in cost, and the mechanical LED module can be used on any occasion needing the change of the beam angle and is wide in application range.
Description
Technical field
Patent of the present invention belongs to illuminating lamp technical field, relates to a kind of LED machinery module of tunable optical beam angle.
Background technology
In lighting industry, beam angle is the angle of beam center line when being reduced to 50% of center line largest light intensity to light intensity, it specifically reflects spot size and the light intensity of light fixture, even if same light source will produce different illuminating effects when adopting different beam angles, generally that beam angle is larger, middle light intensity is more weak, hot spot is larger, the dispersion effect of light is better, and surrounding environment light is stronger, and beam angle is less, middle light intensity is stronger, hot spot is less, and the dispersion effect of light is poorer, and surrounding environment light is more weak.Use on-the-spot at light fixture, according to different situations, light fixture is needed to have different illuminating effects, changing light fixture beam angle is generally use the different light fixture of another beam angle, or use a car part pressure ring to be threaded connection the removable structure of design one, changed by the lens for subsequent use each light fixture being increased to several different beam angle, these two kinds of modes are not all well positioned to meet the requirement of people to the different beam angle of light fixture, and colleague causes too much optics to replace spare part increases the wasting of resources.
Chinese patent: application number 201420360196.0, disclose a kind of LED smallpox shot-light of adjustable light beam angle, comprise lamp bracket, jump ring, lamp ring, lampshade, reflector, radiator lamp body, heat-conducting plate, cableties plate, cableties, electric wire, lamp bracket screw, light source screw, heat-conducting plate screw and cableties plate screw, also comprise aperture, described lamp bracket is arranged on outside lamp ring, and lampshade is arranged in lamp ring; Described aperture is installed on inside lampshade; Emitting ledly be arranged on heat-conducting plate front, reflector be placed in lampshade and emitting led between; Heat-conducting plate is fixed in radiator lamp body in abdomen plane, and cableties plate is fixed on radiator lamp body outerplanar; Cableties are fixed on cableties plate, and electric wire is buckled on cableties.The adjustment light beam of the LED smallpox shot-light of the adjustable light beam angle of this utility model is traditional approach, also there is the problem that effective light loss is comparatively large, hot spot is not full and serious secondary aperture phenomenon produces.
Chinese patent: application number 201420021287.1, disclose a kind of light fixture of adjustment beam angle, it comprises light fitting body,
Light fitting body one end is provided with revolving part and light source assembly, revolving part can rotate relative to light fitting body, light source assembly comprises light source and is fixed on the jointed shaft bracing frame of light fitting body, jointed shaft bracing frame is provided with jointed shaft, the upper articulation of light source is in jointed shaft, the lower hinge of light source has the head part perpendicular to jointed shaft, light fitting body is also fixed with keeper, head part abuts with the inwall of revolving part through keeper, the inwall of revolving part is the cam contour face of the center of circle symmetry along revolving part, one end of head part is provided with locating part, elastic component is provided with between locating part and keeper.The light fixture at the adjustment beam angle of this utility model solves the problem of the adjustment light beam of part, but also there is complex structure and operation is not easy, and effective light loss is comparatively large, hot spot is not full and the problem such as serious secondary aperture phenomenon generation.
Also there is following shortcoming, complex structure in the light fixture at existing adjustment beam angle, operates not easy, the problem that effective light loss is comparatively large, hot spot is not full and serious secondary aperture phenomenon produces.
Summary of the invention
The object of the invention is to the deficiency of the light fixture for existing adjustment beam angle, provide a kind of structure simple, and simple to operate, easy to use, the LED machinery module of the tunable optical beam angle that effective light loss is little, hot spot is full and secondary aperture phenomenon is few.
To achieve these goals, present invention employs following technical scheme:
A kind of LED machinery module of tunable optical beam angle, include LED light source, radiator and reflector, LED light source is installed on radiator, radiator is provided with planar wave lens, it is characterized in that: also include retainer ring support, compressing tablet, spring element, loose collar, planar wave lens, fixture and outer shroud; Described LED light source and compressing tablet are fixedly mounted on radiator by screw I successively; Described reflector is fixedly mounted on retainer ring support; Described fixture and plane optical lens are located on loose collar successively; Described loose collar and spring element are fixedly mounted between retainer ring support and outer shroud successively, and outer shroud is fixed on retainer ring support; Described retainer ring support is fixedly mounted on radiator.
Above-described loose collar inwall is evenly provided with 2 to 5 guide grooves; Described reflector is provided with the guide pillar corresponding with guide groove, and the outer rim of reflector is provided with buckle.
Above-described guide groove is that irregular groove is spliced.
Above-described retainer ring support comprises elastic force groove, external annulus and internal ring wall, and elastic force groove is located between external annulus and internal ring wall, and external annulus and internal ring wall are provided with buckle mouth.
Above-described planar wave lens are Fresnel Lenses.
Above-described spring element is special irregular compression spring.
The outer rim of above-described outer shroud is provided with buckle; The inwall of described radiator is provided with buckle.
Above-described reflector is efficient reflector.
The LED machinery module operation principle of this tunable optical beam angle:
Project of the present invention is fixed on different radiators at retainer ring support by screw II, LED light source is fixed on radiator by screw I and compressing tablet, efficient reflector is fixed by snap on retainer ring support, efficient reflector is designed with a guide pillar, loose collar inwall is provided with bar guide groove, guide pillar can along guide groove movement, Fresnel Lenses is fixed on loose collar by the buckle on fixture, elastic spring is loaded between retainer ring support and loose collar by compression, outer shroud is fixed by snap on retainer ring support, together with fixture is pressed against with outer shroud by elastic spring, now guide pillar is on the H point of guide groove, the light-emitting area of Fresnel Lenses and LED light source is made to form a distance L1.During use, when pressing down Fresnel Lenses outer surface with finger is past, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward under guide groove from H point along guide groove, D point is moved to when unclamping finger guide pillar, now compression spring makes fixture, Fresnel Lenses and loose collar up move, and now the light-emitting area of LED light source and Fresnel Lenses just form another distance L2; Continue toward when pressing down Fresnel Lenses outer surface with finger again, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward along guide groove, when the F point motion on guide groove, when unclamping finger pressure, compression spring makes fixture, Fresnel Lenses and loose collar down move and arrives E point, when unclamping finger, guide pillar moves to F point from E and maintains static, and now LED light-emitting area and lens just form another distance L3; Again toward when pressing down Fresnel Lenses outer surface, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward G point along guide groove, when unclamping finger, guide pillar moves to H point from G and maintains static, and now the light-emitting area of LED light source and the distance of Fresnel Lenses revert to initial distance L1.When Fresnel Lenses and LED light source distance are L1, L2, L3 because of apart from different and form 3 different lamps beam angles.
Beneficial effect of the present invention:
The present invention adopts the fixed form of buckle to make the present invention very convenient when dismounting, pass through to pressing down Fresnel Lenses during use, make the point that Fresnel Lenses is different from being fixed on three, Fresnel Lenses and LED light source is made to form three different distances different and form 3 different lamps beam angles, the beam angle requirement that Same Scene is different, reduce the stock cost of each channel, design ingenious, compact conformation, easy accessibility, simple to operate, cost is low, just can meet in office what is the need for without the need to dismounting wants the occasion at transformation beam angle to use, applied widely, simultaneously because be that the optical mode that the efficient reflector of coupling and planar lens combine makes light output loss in its different angles and high process be less than 3%, hot spot effect is full, thus solve traditional convex lens and distance zoom and the problem of the bad hot spot that produces and secondary aperture.
Accompanying drawing explanation
Accompanying drawing 1 is the LED machinery mould splits solution structure schematic diagram of the tunable optical beam angle of embodiment;
Accompanying drawing 2 is LED machinery module assembly structure cross-sectional schematic of the tunable optical beam angle of embodiment;
Accompanying drawing 3 is loose collar structure enlarged diagrams of embodiment;
Accompanying drawing 4 is efficient reflecting cup structure enlarged diagrams of embodiment.
Identify in figure: 1-outer shroud, 2-fixture, 3-planar wave lens, 4-loose collar, 5-reflector, 6-screw I, 7-compressing tablet, 8-LED light source, 9-spring element, 10-screw II, 11-retainer ring support, 12-radiator, 13-guide groove, 14-guide pillar, 15-buckle.
Detailed description of the invention
With reference to the accompanying drawings, the detailed description of the invention of patent of the present invention is further described in detail.
Embodiment 1:
As shown in Figure 1, 2, a kind of LED machinery module of tunable optical beam angle, include LED light source 8, radiator 12 and efficient reflector 5, LDE lamp is installed on radiator 12, radiator 12 is provided with planar wave lens 3, also includes retainer ring support 11, compressing tablet 7, spring element 9, loose collar 4, planar wave lens 3, fixture 2 and outer shroud 1.LED light source 8 and compressing tablet 7 are fixedly mounted on radiator 12 by screw I successively.Above-described spring element 9 is compression spring, and retainer ring support 11 comprises elastic force groove, external annulus and internal ring wall, and elastic force groove is located between external annulus and internal ring wall, and external annulus and internal ring wall are all provided with buckle mouth.The outer rim of outer shroud 1 is provided with buckle, and the inwall of radiator 12 is provided with buckle, and loose collar 4 inwall is evenly provided with 3 guide grooves, and guide groove is that irregular groove is spliced, and forms three from Fresnel Lenses apart from different fixing points in guide groove.Efficient reflector 5 is provided with 3 guide pillars corresponding with guide groove, the outer rim of efficient reflector 5 is provided with buckle, efficient reflector 5 is provided with buckle by outer rim and fixes and be arranged on retainer ring support 11 with the buckle mouth of inner ring, fixture 2 and plane optical lens 3 are located on loose collar 4 successively, loose collar 4 and compression spring are fixedly mounted between retainer ring support 11 and outer shroud 1 successively, outer shroud 1 is fixed on retainer ring support 11, and retainer ring support 11 is fixedly mounted on radiator 12 by screw II.
Embodiment 2:
As shown in Figure 1, 2, a kind of LED machinery module of tunable optical beam angle, include LED light source 8, radiator 12 and efficient reflector 5, LDE lamp is installed on radiator 12, radiator 12 is provided with Fresnel Lenses, also includes retainer ring support 11, compressing tablet 7, spring element 9, loose collar 4, planar wave lens 3, fixture 2 and outer shroud 1.LED light source 8 and compressing tablet 7 are fixedly mounted on radiator 12 by screw I successively.Above-described spring element 9 is compression spring, and retainer ring support 11 comprises elastic force groove, external annulus and internal ring wall, and elastic force groove is located between external annulus and internal ring wall, and external annulus and internal ring wall are all provided with buckle mouth.The outer rim of outer shroud 1 is provided with buckle, and the inwall of radiator 12 is provided with buckle, and loose collar 4 inwall is evenly provided with 2 guide grooves, and guide groove is that irregular groove is spliced, and forms three from Fresnel Lenses apart from different fixing points in guide groove.Efficient reflector 5 is provided with 2 guide pillars corresponding with guide groove, the outer rim of efficient reflector 5 is provided with buckle, efficient reflector 5 is provided with buckle by outer rim and fixes and be arranged on retainer ring support 11 with the buckle mouth of inner ring, fixture 2 and plane optical lens 3 are located on loose collar 4 successively, loose collar 4 and compression spring are fixedly mounted between retainer ring support 11 and outer shroud 1 successively, outer shroud 1 is fixed on retainer ring support 11, and retainer ring support 11 is fixedly mounted on radiator 12 by screw II.
Embodiment 3:
As shown in Figure 1, 2, a kind of LED machinery module of tunable optical beam angle, include LED light source 8, radiator 12 and efficient reflector 5, LDE lamp is installed on radiator 12, radiator 12 is provided with Fresnel Lenses, also includes retainer ring support 11, compressing tablet 7, spring element 9, loose collar 4, planar wave lens 3, fixture 2 and outer shroud 1.LED light source 8 and compressing tablet 7 are fixedly mounted on radiator 12 by screw I successively.Above-described spring element 9 is compression spring, and retainer ring support 11 comprises elastic force groove, external annulus and internal ring wall, and elastic force groove is located between external annulus and internal ring wall, and external annulus and internal ring wall are all provided with buckle mouth.The outer rim of outer shroud 1 is provided with buckle, and the inwall of radiator 12 is provided with buckle, and loose collar 4 inwall is evenly provided with 5 guide grooves, and guide groove is that irregular groove is spliced, and forms three from Fresnel Lenses apart from different fixing points in guide groove.Efficient reflector 5 is provided with 5 guide pillars corresponding with guide groove, the outer rim of efficient reflector 5 is provided with buckle, efficient reflector 5 is provided with buckle by outer rim and fixes and be arranged on retainer ring support 11 with the buckle mouth of inner ring, fixture 2 and plane optical lens 3 are located on loose collar 4 successively, loose collar 4 and compression spring are fixedly mounted between retainer ring support 11 and outer shroud 1 successively, outer shroud 1 is fixed on retainer ring support 11, and retainer ring support 11 is fixedly mounted on radiator 12 by screw II.
During work:
Retainer ring support of the present invention is fixed on radiator by screw II, LED light source is fixed on radiator by screw I and compressing tablet, efficient reflector is fixed by snap on retainer ring support, efficient reflector is designed with a guide pillar, loose collar inwall is provided with bar guide groove, guide pillar can along guide groove movement, Fresnel Lenses is fixed on loose collar by the buckle on fixture, elastic spring is loaded between retainer ring support and loose collar by compression, outer shroud is fixed by snap on retainer ring support, together with fixture is pressed against with outer shroud by elastic spring, now guide pillar is on the H point of guide groove, the light-emitting area of Fresnel Lenses and LED light source is made to form a distance L1.During use, when pressing down Fresnel Lenses outer surface with finger is past, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward under guide groove from H point along guide groove, D point is moved to when unclamping finger guide pillar, now compression spring makes fixture, Fresnel Lenses and loose collar up move, and now the light-emitting area of LED light source and Fresnel Lenses just form another distance L2; Continue toward when pressing down Fresnel Lenses outer surface with finger again, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward along guide groove, when the F point motion on guide groove, when unclamping finger pressure, compression spring makes lens mount, Fresnel Lenses and loose collar down move and arrives E point, when unclamping finger, guide pillar moves to F point from E and maintains static, and now LED light-emitting area and lens just form another distance L3; Again toward when pressing down Fresnel Lenses outer surface, fixture, Fresnel Lenses and loose collar are just followed guide pillar and are moved downward G point along guide groove, when unclamping finger, guide pillar moves to H point from G and maintains static, and now the light-emitting area of LED light source and the distance of Fresnel Lenses revert to initial distance L1.When Fresnel Lenses and LED light source distance are L1, L2, L3 because of apart from different and form 3 different lamps beam angles.
Above-described embodiment, just one of more preferably concrete mode of the present invention, the usual change that those skilled in the art carry out within the scope of technical solution of the present invention and replacement all should be included in protection scope of the present invention.
Claims (8)
1. the LED machinery module of a tunable optical beam angle, include LED light source (8), radiator (12) reflector (5), LED light source is installed on radiator (12) planar wave lens (3), it is characterized in that: also include retainer ring support (11), compressing tablet (7), spring element (9), loose collar (4), fixture (2) and outer shroud (1); Described LED light source (8) and compressing tablet (7) are fixedly mounted on radiator (12) by screw I (6) successively; Described reflector (5) is fixedly mounted on retainer ring support (11); Described fixture (2) and plane optical lens (3) are located on loose collar (4) successively; Described loose collar (4) and spring element (9) are fixedly mounted between retainer ring support (11) and outer shroud (1) successively, and outer shroud (1) is fixed on retainer ring support (11); Described retainer ring support (11) is fixedly mounted on radiator (12).
2. the LED machinery module of tunable optical beam angle according to claim 1, is characterized in that: described loose collar (4) inwall is evenly provided with 2 to 5 guide grooves; Described reflector (5) is provided with the guide pillar corresponding with guide groove, and the outer rim of reflector (5) is provided with buckle.
3. the LED machinery module of tunable optical beam angle according to claim 2, is characterized in that: described guide groove (13) is spliced for irregular groove.
4. the LED machinery module of tunable optical beam angle according to claim 1, it is characterized in that: described retainer ring support (11) comprises elastic force groove, external annulus and internal ring wall, elastic force groove is located between external annulus and internal ring wall, and external annulus and internal ring wall are all provided with buckle mouth.
5. the LED machinery module of tunable optical beam angle according to claim 1, is characterized in that: described planar wave lens (3) are Fresnel Lenses.
6. the LED machinery module of tunable optical beam angle according to claim 1, is characterized in that: described spring element (9) is compression spring.
7. the LED machinery module of tunable optical beam angle according to claim 1, is characterized in that: the outer rim of described outer shroud (1) is provided with buckle; The inwall of described radiator (12) is provided with buckle.
8. the LED machinery module of the tunable optical beam angle according to claims 1 or 2, is characterized in that: described reflector (5) is efficient reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206456.8A CN104791633B (en) | 2015-04-28 | 2015-04-28 | A kind of LED machinery mould group of tunable optical beam angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510206456.8A CN104791633B (en) | 2015-04-28 | 2015-04-28 | A kind of LED machinery mould group of tunable optical beam angle |
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| Publication Number | Publication Date |
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| CN104791633A true CN104791633A (en) | 2015-07-22 |
| CN104791633B CN104791633B (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510206456.8A Active CN104791633B (en) | 2015-04-28 | 2015-04-28 | A kind of LED machinery mould group of tunable optical beam angle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871083A (en) * | 2017-03-07 | 2017-06-20 | 太龙（福建）商业照明股份有限公司 | A kind of LED lamp structure of adjustable light beam angle |
| CN106931321A (en) * | 2017-03-30 | 2017-07-07 | 太龙（福建）商业照明股份有限公司 | A kind of New LED angle adjustable fitting structure |
| CN109708043A (en) * | 2018-12-28 | 2019-05-03 | 朱虹斐 | It can tuning led Landscape Lamp |
| CN110360512A (en) * | 2019-07-29 | 2019-10-22 | 常州工学院 | A kind of efficient variable beam angle irradiation unit |
| CN112555699A (en) * | 2018-02-05 | 2021-03-26 | 利安分销有限公司 | Reflector lamp with push-push type adjusting assembly for changing beam angle |
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| CN203286526U (en) * | 2013-05-28 | 2013-11-13 | 深圳市振红旗科技有限公司 | Cold heading type LED lamp capable of conveniently dissipating heat |
| CN203533360U (en) * | 2013-10-12 | 2014-04-09 | 无锡三菱日机科技有限公司 | Tube lamp structure with adjustable beam angle |
| CN203927639U (en) * | 2014-07-02 | 2014-11-05 | 张玉飞 | A kind of LED smallpox shot-light of adjustable light beam angle |
| CN204554460U (en) * | 2015-04-28 | 2015-08-12 | 深圳市振红旗科技有限公司 | A kind of LED machinery module of tunable optical beam angle |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203286526U (en) * | 2013-05-28 | 2013-11-13 | 深圳市振红旗科技有限公司 | Cold heading type LED lamp capable of conveniently dissipating heat |
| CN203533360U (en) * | 2013-10-12 | 2014-04-09 | 无锡三菱日机科技有限公司 | Tube lamp structure with adjustable beam angle |
| CN203927639U (en) * | 2014-07-02 | 2014-11-05 | 张玉飞 | A kind of LED smallpox shot-light of adjustable light beam angle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106871083A (en) * | 2017-03-07 | 2017-06-20 | 太龙（福建）商业照明股份有限公司 | A kind of LED lamp structure of adjustable light beam angle |
| CN106871083B (en) * | 2017-03-07 | 2023-08-08 | 太龙电子股份有限公司 | LED lamp structure capable of adjusting light beam angle |
| CN106931321A (en) * | 2017-03-30 | 2017-07-07 | 太龙（福建）商业照明股份有限公司 | A kind of New LED angle adjustable fitting structure |
| CN106931321B (en) * | 2017-03-30 | 2023-02-14 | 太龙电子股份有限公司 | Novel LED angle-adjustable lamp structure |
| CN112555699A (en) * | 2018-02-05 | 2021-03-26 | 利安分销有限公司 | Reflector lamp with push-push type adjusting assembly for changing beam angle |
| CN109708043A (en) * | 2018-12-28 | 2019-05-03 | 朱虹斐 | It can tuning led Landscape Lamp |
| CN109708043B (en) * | 2018-12-28 | 2021-04-30 | 常州市凯飞照明科技有限公司 | Direction-adjustable LED landscape lamp |
| CN110360512A (en) * | 2019-07-29 | 2019-10-22 | 常州工学院 | A kind of efficient variable beam angle irradiation unit |
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| Publication number | Publication date |
|---|---|
| CN104791633B (en) | 2019-03-29 |
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Inventor after: Feng Aihui Inventor after: Gong Jingmeng Inventor before: Feng Aihui |
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