CN102418879A - Light-emitting diode (LED) projection lamp with adjustable projection angle - Google Patents

Light-emitting diode (LED) projection lamp with adjustable projection angle Download PDF

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Publication number
CN102418879A
CN102418879A CN2011102651126A CN201110265112A CN102418879A CN 102418879 A CN102418879 A CN 102418879A CN 2011102651126 A CN2011102651126 A CN 2011102651126A CN 201110265112 A CN201110265112 A CN 201110265112A CN 102418879 A CN102418879 A CN 102418879A
Authority
CN
China
Prior art keywords
light projector
led
angle
frame
projector angle
Prior art date
Application number
CN2011102651126A
Other languages
Chinese (zh)
Inventor
陈献华
陈龙
张继勇
陈仁国
栾健
Original Assignee
泰州市华强照明器材有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 泰州市华强照明器材有限公司 filed Critical 泰州市华强照明器材有限公司
Priority to CN2011102651126A priority Critical patent/CN102418879A/en
Publication of CN102418879A publication Critical patent/CN102418879A/en

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Abstract

The invention discloses a light-emitting diode (LED) projection lamp with an adjustable projection angle. The LED projection lamp mainly comprises an LED module, a mounting bracket and an LED module projection angle adjustment device, wherein the LED module comprises a transparent lamp shade, a plurality of LED particles and a radiator; the LED module projection angle adjustment device comprises an inner frame, a middle frame and an outer frame; the LED module is arranged in the inner frame; the inner frame is positioned in the middle frame; the middle frame is positioned in the outer frame; the outer frame is connected with the mounting bracket; and angles between the inner and middle frames and between the middle and outer frames can be adjusted relatively. The LED projection lamp with the adjustable projection angle has a simple structure, the omnidirectionally-adjustable projection angle and high positioning accuracy, and can meet the requirements of different application environments on the accurate illumination positioning of the LED projection lamp; the arrangement flexibility of the LED projection lamp is improved; and the application range of the LED projection lamp is widened.

Description

The adjustable LED Projecting Lamp of a kind of light projector angle
Technical field
The present invention relates to a kind of LED lighting, specifically is the adjustable LED Projecting Lamp of a kind of light projector angle.
Background technology
Along with the raising of popular illumination quality requirement, Projecting Lamp is used for outdoor flood lighting, building decoration illumination, industrial site illumination, sports center and outdoor gymnasium, harbour, harbour etc. in a large number.LED has specific lighting angle; It is big and luminous even to look like the conventional light source lighting angle; If a plurality of LED are installed on the planar circuit board; The light of a plurality of LED emission of planar alignment penetrates with the direction perpendicular to circuit board basically, and the hot spot that causes forming in its place ahead is less, that is to say that the irradiating angle of LED Projecting Lamp is less.For the irradiating angle that increases the LED Projecting Lamp, the light projector effect of improving the LED Projecting Lamp; Chinese patent CN201795380U discloses a kind of integral type adjustable angle LED Projecting Lamp; It comprises an angle adjusting mechanism, and said angle adjusting mechanism comprises main support and bracing piece, and said main support is provided with two sides; And be respectively equipped with chute; One end of said bracing piece is articulated in the said chute slidably, and the two ends of two sides of said main support are articulated in the both sides of said light fitting body respectively, and the other end of said each bracing piece is articulated in the both sides of said light fitting body respectively; Be set in distance with the tie point of two sides of said main support; Through a chute is set, and be connected between said chute and the said light fitting body angle of regulating the LED Projecting Lamp through a bracing piece on the main support of angle adjusting mechanism.This Projecting Lamp can only be on base unidirectional upper and lower adjusting irradiating angle, can not realize left and right adjusting, big limitations the light projector direction of lamp body, cause the LED Projecting Lamp can not shine the place that any needs shine, reduced the scope of application of LED Projecting Lamp greatly.In addition, through regulating the irradiating angle of Projecting Lamp, can't change the intensity of illumination in the specific region.
Summary of the invention
The present invention provides a kind of simple in structure, adjustable LED Projecting Lamp of the comprehensive light projector angle adjustable, accurate positioning of angle; To adapt under the different application environment to the accurately requirement of location of LED Projecting Lamp irradiation; Improve the flexibility of the location arrangements of LED Projecting Lamp, enlarged the application scenario of LED Projecting Lamp.
Technical scheme of the present invention is following: the adjustable LED Projecting Lamp of a kind of light projector angle; It mainly is made up of LED module, mounting bracket and LED module light projector angle adjusting device; Said LED module comprises Transparent lamp shade, some LED particles and radiator, and said LED module light projector angle adjusting device comprises inside casing, center and housing, and said LED module is installed in the inside casing; Said inside casing is positioned at center; Said center is positioned at housing, and said housing is connected with mounting bracket, and the angle between said inside casing and center, center and the housing can relative adjustment.
Be provided with left and right sides light projector angle guiding mechanism between any frame group of inside casing described in the present invention and center, center and housing, light projector angle guiding mechanism before and after then being provided with between another frame group.
Be provided with among the present invention between the front and back walls of frame group of left and right sides light projector angle guiding mechanism and be connected with fulcrum; Said left and right sides light projector angle guiding mechanism is positioned at frame group fulcrum one side; Said left and right sides light projector angle guiding mechanism comprises connecting rod and sliding chute seat; Said connecting rod is fixed on the framework of frame group, and said sliding chute seat is fixed on another framework and connecting rod opposite position of frame group, and the chute on said connecting rod and the sliding chute seat is located by connecting; With the angle that tilts between conditioning box group two frameworks, thus the left and right light projector angle of adjusting LED module.Be connected with fulcrum between the left and right sidewall of the frame group of light projector angle guiding mechanism before and after being provided with; Said front and back light projector angle guiding mechanism is positioned at frame group fulcrum one side; Said front and back light projector angle guiding mechanism comprises connecting rod and sliding chute seat; Said connecting rod is fixed on the framework of frame group, and said sliding chute seat is fixed on another framework and connecting rod opposite position of frame group, and the chute on said connecting rod and the sliding chute seat is located by connecting; With the tilt fore and aft degree between conditioning box group two frameworks, thus the forward and backward light projector angle of adjusting LED module.The angle of inclination adjusting range is between ± 30 ° between said inside casing and center, center and the housing.
Be provided with an above LED module in the said inside casing, be provided with module irradiating angle guiding mechanism between adjacent module; Said module irradiating angle guiding mechanism comprises two connecting rods and eccentric wheel, and said two connecting rods, one end is rotationally connected with the adjacent LED module respectively, and the two connecting rod other ends are oppositely arranged, and are rotationally connected with eccentric wheel respectively.The angle adjustment scope is between ± 30 ° between said module and the inside casing.
The invention has the beneficial effects as follows: said LED module is installed on the inside casing; But the inclination angle relative adjustment between said inside casing and center, center and the housing; Thereby can adjust the left and right sides light projector angle or the front and back light projector angle of LED module; Solved the defective of LED Projecting Lamp angle adjustment, can comprehensive random adjustment lighting angle, change range of exposures.Be provided with module irradiating angle guiding mechanism between adjacent module, when rotating eccentric wheel, eccentric wheel drives the connecting rod motion; Connecting rod promotes or spurs adjacent module to rotate around inside casing, has changed the irradiating angle of module, and has effectively adjusted the intensity of illumination in the specific region; Outwards deviate from mutually like two led modules, then range of exposures enlarges, and closes up in opposite directions like two led modules; Then range of exposures is dwindled; And intensity of illumination strengthens, and realizes the dispersion and concentration of lamp lighting, can reach the requirement of the irradiation in large-area irradiation and narrow and small zone.When the LED Projecting Lamp has illumination requirement as room lighting and Landscape Lighting to certain specific region, can reach the best applications effect easily through adjusting above-mentioned a plurality of angle adjusting mechanism.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention
Fig. 2 is a LED modular structure sketch map of the present invention
Fig. 3 is a left and right sides of the present invention light projector angle guiding mechanism structural representation
Fig. 4 is light projector angle guiding mechanism structural representation before and after the present invention
Fig. 5 is a module irradiating angle guiding mechanism structural representation of the present invention
The specific embodiment
According to illustrated in figures 1 and 2, the adjustable LED Projecting Lamp of a kind of light projector angle of the present invention mainly is made up of LED module, inside casing 4, center 5, housing 6, power supply fixed mount 14 and mounting bracket 7.Said LED module comprises Transparent lamp shade 1, some LED particles 2 and distributed high conduction aluminium alloy heat radiator 3.Said LED module is installed in the inside casing 4, and inside casing 4 is positioned at center 5, and center 5 is positioned at housing 6, and said housing 6 is connected with power supply fixed mount 14, and said power supply fixed mount 14 is provided with mounting bracket 7, installing drive power supply on the power supply fixed mount 14.Take into full account the waterproof requirement of outdoor use environment; In design, adopt full-closed water-proof great power LED module; Waterproof driving power grade reaches between IP67, Transparent lamp shade 1 and the distributed radiator 3 and is linked as integral body through waterproof grommet and fluid sealant; Guarantee the waterproof effect of module, thereby make whole lamp reach the IP67 classification of waterproof, thereby satisfy the outdoor lighting requirement.
According to shown in Figure 3, said LED module light projector angle adjusting device comprises inside casing 4, center 5 and housing 6.Inside casing 4 is connected through fulcrum 8 respectively with the mid point of the front and back walls of center 5; Be provided with left and right sides light projector angle guiding mechanism in fulcrum 8 one sides, left and right sides light projector angle guiding mechanism comprises connecting rod 9 and sliding chute seat 10, and connecting rod 9 is fixed on the center 5; Sliding chute seat 10 is fixed on inside casing 4 and connecting rod 9 opposite positions; Connecting rod 9 is provided with through hole near an end of sliding chute seat 10, and the chute on this through hole and the sliding chute seat 10 can be located by connecting through screw, changes the link position of through hole and chute; Just can regulate the angle that tilts between center 5 and the inside casing 4, thereby regulate the left and right light projector angle of LED module.Connecting rod 9 also can be arranged on the inside casing 4 in addition, and respective slide slots seat 10 is arranged on the center 5 with it, as long as relative position scalable between the two.
According to shown in Figure 4, center 5 also is connected through fulcrum 8 with the point midway of the left and right sidewall of housing 6, light projector angle guiding mechanism before and after fulcrum 8 one sides are provided with; Said front and back light projector angle guiding mechanism comprises connecting rod 9 and sliding chute seat 10; Connecting rod 9 is fixed on the housing 6, and sliding chute seat 10 is fixed on center 5 and connecting rod 9 opposite positions, and connecting rod 9 is provided with through hole near an end of sliding chute seat 10; This through hole can be located by connecting through screw with the chute on the sliding chute seat 10; Change the link position of through hole and chute, can regulate the forward and backward angle of inclination between housing 6 and the center 5, thereby regulate the forward and backward light projector angle of LED module.Equally, connecting rod 9 also can be arranged on the center 5, and respective slide slots seat 10 is arranged on the housing 6 with it, as long as relative position scalable between the two.
According to shown in Figure 5, be provided with two LED modules in the said inside casing 4, be provided with module irradiating angle guiding mechanism between adjacent module.Said module irradiating angle guiding mechanism comprise two connecting rods 11 and eccentric wheel 12, two connecting rods 11 1 ends respectively with the adjacent LED module on holder 13 be rotationally connected, two connecting rods, 11 other ends are oppositely arranged, and are rotationally connected with eccentric wheel 12 respectively.Rotate the adjacent module of eccentric wheel 12, two connecting rods, 11 promotions and deviate from relatively or close up in opposite directions, thus the irradiating angle and the scope of change module, and can change the intensity of illumination in the specific region.
The angle of inclination adjusting range is between ± 30 ° between said LED module and inside casing 4, inside casing 4 and center 5, center 5 and the housing 6.
In the present invention, the light projector angle guiding mechanism is provided with left and right sides light projector angle guiding mechanism before and after also can being arranged to be provided with between inside casing 4 and the center 5 between center 5 and the housing 6, and these respective change are all within protection scope of the present invention.

Claims (8)

1. adjustable LED Projecting Lamp of light projector angle; It is characterized in that it mainly is made up of LED module, mounting bracket (7) and LED module light projector angle adjusting device; Said LED module comprises Transparent lamp shade (1), some LED particles (2) and distributed radiator (3), and said LED module light projector angle adjusting device comprises inside casing (4), center (5) and housing (6), and said LED module is installed in the inside casing (4); Said inside casing (4) is positioned at center (5); Said center (5) is positioned at housing (6), and said housing (6) is connected with mounting bracket (7), and the angle between said inside casing (4) and center (5), center (5) and the housing (6) can relative adjustment.
2. the adjustable LED Projecting Lamp of light projector angle according to claim 1; It is characterized in that being provided with left and right sides light projector angle guiding mechanism between any frame group of said inside casing (4) and center (5), center (5) and housing (6) light projector angle guiding mechanism before and after then being provided with between another frame group.
3. the adjustable LED Projecting Lamp of light projector angle according to claim 2; It is characterized in that being provided with between the front and back walls of frame group of left and right sides light projector angle guiding mechanism and be connected with fulcrum (8); Said left and right sides light projector angle guiding mechanism is positioned at frame group fulcrum (8) one sides; Said left and right sides light projector angle guiding mechanism comprises connecting rod (9) and sliding chute seat (10); Said connecting rod (9) is fixed on the framework of frame group, and said sliding chute seat (10) is fixed on another framework and connecting rod (9) opposite position of frame group, and the chute on said connecting rod (9) and the sliding chute seat (10) is located by connecting; With the angle that tilts between conditioning box group two frameworks, thus the left and right light projector angle of adjusting LED module.
4. the adjustable LED Projecting Lamp of light projector angle according to claim 2; Be connected with fulcrum (8) between the left and right sidewall of the frame group of light projector angle guiding mechanism before and after it is characterized in that being provided with; Said front and back light projector angle guiding mechanism is positioned at frame group fulcrum (8) one sides; Said front and back light projector angle guiding mechanism comprises connecting rod (9) and sliding chute seat (10); Said connecting rod (9) is fixed on the framework of frame group, and said sliding chute seat (10) is fixed on another framework and connecting rod (9) opposite position of frame group, and the chute on said connecting rod (9) and the sliding chute seat (10) is located by connecting; With the tilt fore and aft degree between conditioning box group two frameworks, thus the forward and backward light projector angle of adjusting LED module.
5. according to the adjustable LED Projecting Lamp of each described light projector angle of claim 1-4, it is characterized in that the angle of inclination adjusting range is between ± 30 ° between said inside casing (4) and center (5), center (5) and the housing (6).
6. according to the adjustable LED Projecting Lamp of each described light projector angle of claim 1-4, it is characterized in that being provided with an above LED module in the said inside casing (4), be provided with module irradiating angle guiding mechanism between adjacent module.
7. the adjustable LED Projecting Lamp of light projector angle according to claim 6; It is characterized in that said module irradiating angle guiding mechanism comprises two connecting rods (11) and eccentric wheel (12); Said two connecting rods (11) one ends are rotationally connected with the adjacent LED module respectively; Two connecting rods (11) other end is oppositely arranged, and is rotationally connected with eccentric wheel (12) respectively.
8. the adjustable LED Projecting Lamp of light projector angle according to claim 6 is characterized in that the angle adjustment scope is between ± 30 ° between said LED module and the inside casing (4).
CN2011102651126A 2011-09-04 2011-09-04 Light-emitting diode (LED) projection lamp with adjustable projection angle CN102418879A (en)

Priority Applications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102878453A (en) * 2012-08-28 2013-01-16 中国科学院长春光学精密机械与物理研究所 Light source mechanism capable of moving along spherical track
KR101807237B1 (en) * 2017-07-20 2017-12-08 전재석 Regulator for turn angle of led modules in outdoor led light with led module unit configration

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2437591A (en) * 2006-03-30 2007-10-31 Raytec Ltd Adaptive illumination device
CN201561330U (en) * 2009-09-11 2010-08-25 巨大(厦门)照明有限公司 Large-power LED tunnel lamp
CN201672404U (en) * 2010-05-10 2010-12-15 鹤山丽得电子实业有限公司 Embedded lamp with adjustable angle
CN201739908U (en) * 2010-06-11 2011-02-09 东莞市贻嘉光电科技有限公司 LED projection lamp
CN201795380U (en) * 2010-07-23 2011-04-13 浙江大发灯具有限公司 Integral angle-adjustable light emitting diode (LED) projection lamp
CN201811084U (en) * 2010-08-31 2011-04-27 山东魏仕照明科技有限公司 Light-emitting diode (LED) steering projection lamp
CN201836828U (en) * 2010-08-18 2011-05-18 陈东宜 LED lamp and adjusting mechanism for adjusting light distribution angle of LED lamp
CN201844234U (en) * 2010-08-24 2011-05-25 浙江西子光电科技有限公司 LED lighting device and LED lighting lamp
CN201875548U (en) * 2010-10-08 2011-06-22 山东三晶照明科技有限公司 LED (light-emitting diode) bulkhead lamp
CN202216109U (en) * 2011-09-04 2012-05-09 泰州市华强照明器材有限公司 Projection angle adjustable LED projection lamp

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2437591A (en) * 2006-03-30 2007-10-31 Raytec Ltd Adaptive illumination device
CN201561330U (en) * 2009-09-11 2010-08-25 巨大(厦门)照明有限公司 Large-power LED tunnel lamp
CN201672404U (en) * 2010-05-10 2010-12-15 鹤山丽得电子实业有限公司 Embedded lamp with adjustable angle
CN201739908U (en) * 2010-06-11 2011-02-09 东莞市贻嘉光电科技有限公司 LED projection lamp
CN201795380U (en) * 2010-07-23 2011-04-13 浙江大发灯具有限公司 Integral angle-adjustable light emitting diode (LED) projection lamp
CN201836828U (en) * 2010-08-18 2011-05-18 陈东宜 LED lamp and adjusting mechanism for adjusting light distribution angle of LED lamp
CN201844234U (en) * 2010-08-24 2011-05-25 浙江西子光电科技有限公司 LED lighting device and LED lighting lamp
CN201811084U (en) * 2010-08-31 2011-04-27 山东魏仕照明科技有限公司 Light-emitting diode (LED) steering projection lamp
CN201875548U (en) * 2010-10-08 2011-06-22 山东三晶照明科技有限公司 LED (light-emitting diode) bulkhead lamp
CN202216109U (en) * 2011-09-04 2012-05-09 泰州市华强照明器材有限公司 Projection angle adjustable LED projection lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102878453A (en) * 2012-08-28 2013-01-16 中国科学院长春光学精密机械与物理研究所 Light source mechanism capable of moving along spherical track
CN102878453B (en) * 2012-08-28 2014-12-24 中国科学院长春光学精密机械与物理研究所 Light source mechanism capable of moving along spherical track
KR101807237B1 (en) * 2017-07-20 2017-12-08 전재석 Regulator for turn angle of led modules in outdoor led light with led module unit configration

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Application publication date: 20120418

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