CN201259153Y - Highly effective heat radiation high power LED projector - Google Patents
Highly effective heat radiation high power LED projector Download PDFInfo
- Publication number
- CN201259153Y CN201259153Y CNU2008201616063U CN200820161606U CN201259153Y CN 201259153 Y CN201259153 Y CN 201259153Y CN U2008201616063 U CNU2008201616063 U CN U2008201616063U CN 200820161606 U CN200820161606 U CN 200820161606U CN 201259153 Y CN201259153 Y CN 201259153Y
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- Prior art keywords
- led
- heat radiation
- lamp
- light source
- heat
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- Expired - Fee Related
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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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
- F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The utility model provides a high-efficiency heat elimination high-power LED projector, which belongs to the technical field of illumination of a semiconductor. The high-efficiency heat elimination high-power LED projector comprises a lamp cap shell, a lamp cap panel, a transparent housing plate, an LED illuminant, a light management device, an LED driver, a rotary support and a mounting bedplate. The utility model is characterized in that the LED illuminant and the light management device are arranged in a sealed space formed by the lamp cap shell, the lamp cap panel and the transparent housing plate by means of enclosure; the LED illuminant tightly clings to the inner wall of the lamp cap shell; a plurality of lines of grid-shaped radiating ribs are arranged on the outer side of the wall of the lamp cap shell contacting the LED illuminant; the LED driver is arranged in another sealed space inside the rotary support; and the two sealed spaces are adjacent to each other. The heat elimination path of the high-efficiency heat elimination high-power LED projector is short; the area of dissipation is large; heat generated by the LED illuminant is effectively eliminated; the junction temperature of LED is controlled; light efficiency is improved; the dissipation of energy is reduced; light decay is inhibited; and the service life is improved. In addition, the application scope of the lamp is further enlarged through a rotary mechanism and a detachable structure.
Description
Technical field
The utility model relates to a kind of directed projection light light fixture of great power LED of high efficiency and heat radiation, and (the range of exposures angle of outgoing beam is commonly referred to as " Projecting Lamp " during less than 30 °, the range of exposures angle of outgoing beam is called " floodlight " when being not less than 30 °, specified otherwise time general designation " Projecting Lamp " not in the utility model) structure, be the directed projection light light fixture of light source particularly, belong to technical field of semiconductor illumination with high-power, high brightness LED.
Background technology
Traditional Projecting Lamp, its light source adopts osram lamp, mercury vapor lamp, iodine-tungsten lamp or high-pressure mercury lamp etc. mostly, and the thick heaviness of the Projecting Lamp of making, power consumption is big, maintenance cost is high, environmental pollution is serious, and illuminating effect is all unsatisfactory at aspects such as color, conversion.
1695, global first item commercialization light emitting diode (LED) was born, and along with continuous advancement in technology, the development of LED is quite rapid, and in recent years, the luminous efficiency of the LED of some color substantially exceeds incandescent lamp, even reaches the luminous efficiency of fluorescent lamp.Compare with traditional Projecting Lamp electric light source, the basic nonhazardous of led light source, no electromagnetic pollution and have that volume is little, energy consumption is low, light efficiency is high, caloric value is relatively low and many-sided advantage such as long service life can substitute conventional light source fully and make Projecting Lamp.
Consider single chip LED luminosity deficiency, the LED light fixture generally adopts led array formula structure, produced thus that LED light fixture heat is concentrated, local temperature is too high, thereby cause that circuit control system instability, energy consumption are excessive, problems such as lamp life reduction, thus, how to solve heat radiation and then become the required difficult problem of facing of array-type LED light fixture.
In Chinese patent Granted publication CN2932071Y document, a kind of LED Projecting Lamp is disclosed, its led light source and electric component all are packaged in the PCB substrate, and be sealed in lamp body inside, temperature can produce harmful effect to the normal use of led light source and light fixture certainly in the channel that almost do not dispel the heat, lamp body.
In Chinese patent Granted publication CN2767822 document, a kind of circular high power LED projector is disclosed, its lamp body inside is provided with radiator, but radiator do not contact with outside air, and heat still accumulates in lamp body inside, can't produce obvious radiating effect.
In the existing now LED projection light light fixture product, the LED heating is also often out in the cold to the influence of its Drive and Control Circuit.LED belongs to the low-voltage driving components and parts, if led light source and driver pitch easily cause line loss to reach problems such as LED undertension greatly from excessive; But if led light source and driver pitch from too small, because the LED heat is bigger, easily cause its circuit stability reduction, energy consumption significantly increases, and various situations such as significantly reduces service life.
In Chinese patent Granted publication CN200982544Y document, disclose a kind of high power LED projector, its led light source and electric component all are packaged in lamp housing inside, and lamp housing inside also installs fan additional, the heat radiation rib is established in the outside, this structure has certain effect to heat radiation, but this fitting structure complexity is produced the maintenance trouble, the lamp body internal temperature is big to the electric component influence simultaneously, therefore circuit stability is not high, and energy consumption increases, and light fixture is had than big negative effect service life.
In Chinese patent Granted publication CN2886319Y document, a kind of high power LED projector is disclosed, its led light source is packaged on the inner dividing plate that is provided with of lamp body, dividing plate and shell thermally coupled, electric component is positioned at the confined space of dividing plate opposite side, and this light fixture heat dissipation path is long, the heat radiation cross section is little, radiating effect and not obvious, and led light source directly is electrically connected with metal shell, has certain potential safety hazard.
In addition, be different from traditional floodlight, the led light source of LED light fixture mostly is the dc low-voltage driving light source greatly, need carry out power transformation earlier and transform, also there is certain difference in single lamp power supply with many lamp power supplies, and existing LED floodlight structurally can not well carry out compatibility.
The utility model content
The purpose of this utility model is the shortcoming that will overcome above-mentioned prior art, provide a kind of and have high radiating effect, low energy consumption, high stability, than the long life, structure is simple relatively simultaneously, and it is convenient to install, the high power LED projector of the high efficiency and heat radiation of applied range (floodlight).
The purpose of this utility model is achieved in that a kind of high power LED projector of high efficiency and heat radiation, comprises lamp shell 1, lamp holder panel 2, printing opacity cover plate 3, led light source 4, management device 5, led driver 6, runing rest 7, mounting seat 8.Led light source 4 and management device (5) place in the confined space that lamp shell 1, lamp holder panel 2 and printing opacity cover plate 3 surround; Led driver 6 places in another confined space of runing rest 7 inside, and does not have the direct heat conduction between the led light source 4; Simultaneously, two confined spaces are adjacent, and the low pressure transmission range between led driver 6 and the led light source 4 is short, does not cause excessive line loss.
Described led light source 4 is close to lamp shell 1 inwall; Lamp shell 1 is provided with some row lattice-shaped heat radiation rib 1-1 with the wall outside that contacts of led light source 4.Applying slit between described lamp shell 1 and the led light source 4 is filled with the high-termal conductivity medium.
When the quantity of led light source 4 more for a long time, line between each led light source is more numerous and diverse, therefore all led light sources 4 are packaged in one or more heat-conducting substrate 10, wire connection structure between the led light source is arranged in the heat-conducting substrate 10, form the direct heat conduction between led light source and the heat-conducting substrate 10, heat-conducting substrate 10 is close to lamp shell 1 inwall.Applying slit between described lamp shell 1 and the heat-conducting substrate 10 is filled with the high-termal conductivity medium.
The lighting angle and the light distribution effect that act as the adjustment light fixture of described management device 5 are embodied in lens or reflective optical system.
Described runing rest 7 is provided with the rotating mechanism that is parallel to the lamp installation face and perpendicular to the rotating mechanism of lamp installation face, makes the light direction of light fixture carry out freely adjusting in the certain angle scope of space.The described rotating mechanism that is parallel to the lamp installation face is that the rotation of pivoted arm linkwork 7-1 of upper and lower two turning arms of runing rest 7 is parallel to the mounting seat face; Described rotating mechanism perpendicular to the lamp installation face rotation centerline that is connected rotating disk 7-2 that to be runing rest 7 bottoms be hinged with mounting seat is perpendicular to the mounting seat face.
Described rotating mechanism all has latch-up structure.
The shell 9-2 of described lamp shell 1, lamp holder panel 2, rotatable support frame 7, mounting seat 8, LED conversion electric power container 9 and the base material of LED heat-conducting substrate 10 are intensity and heat conductivility good metal or alloy material; The base material of printing opacity cover plate 3 is transparent materials such as the glass of high light transmittance or plastics.
The high power LED projector of described high efficiency and heat radiation, when the input electricity that can not directly satisfy led driver 6 when input voltage, electric current requires, also need add a dismountable LED conversion electric power container 9, be provided with LED conversion electric power 9-1 in the LED conversion electric power container 9, the electric current that inserts led driver 6 is changed in advance to satisfy the input requirement of led driver 6.LED conversion electric power container 9 is fixed in installed surface, and light fixture is fixed in LED conversion electric power container 9 by mounting seat 8.
Can load the LED control circuit as required on the described led driver 6.When being provided with LED conversion electric power container 9, led driver (6) can also be integrated in LED conversion electric power (9-1).
The utility model novel and reasonable structure is simple, manufactures easily good heat dissipation effect.Concrete advantage is as follows:
1) heat dissipation channel of " led light source → lamp shell → external world " or " led light source → heat-conducting substrate → lamp shell → external world ", heat dissipation path is short, and the heat radiation link is few; Heat radiation wall outside is provided with the heat radiation rib, and area of dissipation is big.Therefore can effectively distribute the heat that led light source produces, control LED junction temperature is beneficial to the raising light efficiency, reduces energy consumption, suppresses light decay, improves service life.
2) led light source, led driver, LED conversion electric power branch are in different confined spaces, distance between three confined spaces is little, and there is not the direct heat exchange, on the basis that does not increase line loss, effectively suppressed the harmful effect that the heats that heat generating components produced such as led light source, transformer cause the heat sensitive component on the led driver, further reduce energy consumption, improved the stability and the service life of product.
3) the ray cast direction that has realized the projection light light fixture on the structure has adjustability in certain orientation zone, space, make light fixture installation, use more flexibility and reliability, expanded the range of application of light fixture.
4) dismountable LED conversion electric power box makes compatible more easily high-voltage alternating input of light fixture and low-voltage direct input, and is simultaneously structurally more flexible, the more convenient demand that satisfies the market user, be more conducive to control cost, installation and maintenance are more convenient, further expanded the application practicality of light fixture.
5) multiple modularized design is used, and easy making process is with low cost, assembles simple and easyly, is applicable to batch process.
Below, with embodiment the utility model is further specified in conjunction with the accompanying drawings
Description of drawings
Fig. 1 is the perspective view of embodiment 1 of the present utility model when LED conversion electric power container is not installed;
Fig. 2 is the perspective view of embodiment 1 of the present utility model when LED conversion electric power container has been installed;
Fig. 3 is the decomposition texture schematic diagram of embodiment 1 of the present utility model when LED conversion electric power container has been installed;
Fig. 4 is the cross section structure schematic diagram of embodiment 1 of the present utility model when LED conversion electric power container has been installed;
Fig. 5 is the radiator structure schematic diagram at lamp holder of the present utility model position;
Fig. 6 is the perspective view of embodiment 2 of the present utility model when LED conversion electric power container is not installed;
Fig. 7 is the perspective view of embodiment 2 of the present utility model when LED conversion electric power container has been installed.
Among the figure: 1 lamp shell, 1-1 heat radiation rib, 2 lamp holder panels, 3 printing opacity cover plates, 4LED light source, 5 management device, the 6LED driver, 7 runing rests, 7-1 pivoted arm linkwork, 7-2 connect rotating disk, 8 mounting seat, 9LED conversion electric power container, the 9-1LED conversion electric power, 9-2 shell, 10 heat-conducting substrates.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the square floodlight of the LED of 27W high efficiency and heat radiation, comprise lamp shell 1, lamp holder panel 2, printing opacity cover plate 3, led light source 4, management device 5, led driver 6, rotatable support frame 7, mounting seat 8, and (as shown in Figure 1) such as corresponding connecting structure for electrical equipment, mounting structure and waterproof constructions.Lamp shell 1, lamp holder panel 2, printing opacity cover plate 3 are formed Lighthead assembly, are loaded on rotatable support frame 7 one ends; Nine LEDs light sources 4 are packaged in an integral LED heat-conducting substrate 10 and form the led light source assemblies, in management device 5 is placed in the airtight cavity that the lamp holder position surrounds by lamp shell 1, lamp holder panel 2 and printing opacity cover plate 3; Led driver 6 is placed in the airtight cavity of rotatable support frame 7 inside.Mounting seat 8 is loaded on the other end of runing rest 7.Power line inserts led driver 6 via mounting seat 8, rotatable support frame 7, inserts the led light source assembly of lamp holder inside after changing.
In the present embodiment, the input of led driver 6 requires to be the input of 24V direct current, when the input that is not enough to satisfy led driver 6 when the input power supply requires, add LED conversion electric power container 9 in mounting seat 8 bottoms, built-in LED conversion electric power 9-1 (as Fig. 2, Fig. 3, shown in Figure 4).The AC power of 110～240V inserts LED conversion electric power 9-1, is converted to the 24V direct current, inserts led driver 6 via mounting seat 8, runing rest 7, inserts the led light source assembly of lamp holder inside after changing.
Every LEDs light source 4 rated power are 3W in the present embodiment, the parallel connection in 4 minutes three tunnel of nine LEDs light sources, and three LEDs light sources 4 in each road are connected in series, and wire structures therebetween is arranged at LED heat-conducting substrate 10 with the printed circuit form.Loading Control circuit in the led driver 6 can be regulated and control respectively three paths of LEDs light sources 4.
Described led light source 4 is close to LED heat-conducting substrate 10 surfaces and is formed thermo-contact, LED heat-conducting substrate 10 is close to lamp shell 1 inwall and is formed thermo-contact, with the wall arranged outside that contacts of heat-conducting substrate 10 multiple row lattice-shaped heat radiation rib 1-1 is arranged on the lamp shell 1, heat radiation rib 1-1 directly is exposed in the outside air, form the heat dissipation channel (as shown in Figure 5) in " led light source 4 → heat-conducting substrate 10 → lamp shell 1 → external world ", effectively distribute the heat that led light source 4 produces.
Thermo-contact described in the present embodiment is to fill the heat conduction contact that the applying slit forms with the silicon grease material of high-termal conductivity.
In the present embodiment, the part components and parts among led light source 4 and the LED conversion electric power 9-1 are heat generating components, and particularly the caloric value of led light source 4 is bigger, and the part components and parts in the led driver 6 are comparatively responsive to temperature.Because dividing, led light source 4, led driver 6, LED conversion electric power 9-1 be in different airtight cavitys, there is not the direct heat conduction between each cavity, reduced the influence of heat that the heating components and parts disperse to greatest extent, improved circuit working stability heat sensitive component.On the other hand, all components and parts all are in lamp interior, and the low pressure transmission line is not long, therefore, improve circuit stability and do not increase the circuit energy consumption.
In the present embodiment, the shell 9-2 of lamp shell 1, lamp holder panel 2, rotatable support frame 7, mounting seat 8, LED conversion electric power container 9 is intensity and the moulding of heat conductivility good metal aluminium die-casting; The base material of LED heat-conducting substrate 10 is the aluminium alloy sheet of high thermal conductivity; The base material of printing opacity cover plate 3 is the safety glass of high light transmittance, for improving aesthetic property, except the overseas inner surface spraying of output optical zone, carries out shading treatment on the printing opacity cover plate 3; When light fixture was had relatively high expectations to anti-dazzle, printing opacity cover plate 3 inner surfaces can do frosted or rhombohedral crystal is handled.
On the other hand, also add the rotational lock structure on the light fixture, lamp holder can be locked after above-mentioned rotation is adjusted to correct position.
In the present embodiment, management device 5 is the LED lens, and the rising angle of these LED lens is 38 °, and because of led light source 4 is installed on same plane, so the rising angle of light fixture also is 38 °, and according to the preamble definition, present embodiment is the LED Flood lamps and lanterns.
Present embodiment is outdoor application luminaire, also adds waterproof constructions such as waterproof pad, water joint, and the integral protection grade is not less than IP65.The material of all exposed structures possesses certain corrosion-resistant, ageing resistace.
As Fig. 5, Fig. 6, shown in Figure 7, be the circular Projecting Lamp of the LED of 9W high efficiency and heat radiation, comprise three LEDs light sources 4, every LEDs light source 4 rated power are 3W, and its management device 5 is the LED lens, and the rising angle of these LED lens is 25 °, all led light sources 4 are installed on same plane, therefore the rising angle of light fixture also is 25 °, and according to the preamble definition, present embodiment is the LED floodlight.
Other electrical structures of present embodiment, frame for movement all are similar to embodiment 1.
Claims (10)
1, a kind of high power LED projector of high efficiency and heat radiation, comprise lamp shell (1), lamp holder panel (2), printing opacity cover plate (3), led light source (4), management device (5), led driver (6), runing rest (7), mounting seat (8), it is characterized in that led light source (4) and management device (5) place in the confined space that lamp shell (1), lamp holder panel (2) and printing opacity cover plate (3) surround; Led light source (4) is close to lamp shell (1) inwall; Lamp shell (1) is provided with some row lattice-shaped heat radiation ribs (1-1) with the wall outside that contacts of led light source (4); Led driver (6) places in another inner confined space of runing rest (7), and two confined spaces are adjacent.
2, the high power LED projector of high efficiency and heat radiation as claimed in claim 1, it is characterized in that, all led light sources (4) are packaged in one or more heat-conducting substrate (10), wire connection structure between the led light source is arranged in the heat-conducting substrate (10), and heat-conducting substrate (10) is close to lamp shell (1) inwall.
3, as the high power LED projector of the described high efficiency and heat radiation of claim 1 to 3, it is characterized in that, applying slit between described lamp shell (1) and the led light source (4), or the applying slit between lamp shell (1) and the heat-conducting substrate (10) is filled with the high-termal conductivity medium.
4, the high power LED projector of high efficiency and heat radiation as claimed in claim 1 is characterized in that, described management device (5) is lens or reflective optical system.
5, the high power LED projector of high efficiency and heat radiation as claimed in claim 1, it is characterized in that, described runing rest (7) is provided with the rotating mechanism that is parallel to the lamp installation face and perpendicular to the rotating mechanism of lamp installation face, its feature is that further described rotating mechanism all has latch-up structure.
6, the high power LED projector of high efficiency and heat radiation as claimed in claim 5, it is characterized in that the described rotating mechanism that is parallel to the lamp installation face is that the rotation of pivoted arm linkwork (7-1) of upper and lower two turning arms of runing rest (7) is parallel to the mounting seat face and is parallel to the mounting seat face.
7, the high power LED projector of high efficiency and heat radiation as claimed in claim 5, it is characterized in that described rotating mechanism perpendicular to the lamp installation face rotation centerline that is connected rotating disk (7-2) that to be runing rest (7) bottom be hinged with mounting seat is perpendicular to the mounting seat face.
8, as the high power LED projector of the described high efficiency and heat radiation of claim 1 to 7, it is characterized in that, also be provided with a dismountable LED conversion electric power container (9), be provided with LED conversion electric power (9-1) in the LED conversion electric power container (9), the electric current that inserts led driver (6) is changed in advance; LED conversion electric power container (9) is fixed in installed surface, and light fixture is fixed in LED conversion electric power container (9) by mounting seat (8).
9, the high power LED projector of high efficiency and heat radiation as claimed in claim 1 is characterized in that, described led driver (6) is gone up and loaded the LED control circuit.
10, the high power LED projector of high efficiency and heat radiation as claimed in claim 1 is characterized in that, described led driver (6) is integrated in LED conversion electric power (9-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201616063U CN201259153Y (en) | 2008-10-08 | 2008-10-08 | Highly effective heat radiation high power LED projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201616063U CN201259153Y (en) | 2008-10-08 | 2008-10-08 | Highly effective heat radiation high power LED projector |
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| CN201259153Y true CN201259153Y (en) | 2009-06-17 |
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| CNU2008201616063U Expired - Fee Related CN201259153Y (en) | 2008-10-08 | 2008-10-08 | Highly effective heat radiation high power LED projector |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949512A (en) * | 2010-08-31 | 2011-01-19 | 山东魏仕照明科技有限公司 | LED rotating projection lamp |
| CN102661547A (en) * | 2012-05-02 | 2012-09-12 | 浙江全加好科技有限公司 | High-power LED (light-emitting diode) project lamp with metal heat radiating device |
| WO2012142722A1 (en) * | 2011-04-18 | 2012-10-26 | Liu Jiang | A high-power news lamp |
| WO2013017061A1 (en) * | 2011-08-02 | 2013-02-07 | 深圳市耀嵘科技有限公司 | Led floodlight and manufacture method thereof |
| CN103759162A (en) * | 2014-02-15 | 2014-04-30 | 蔡健彬 | LED bulb lamp with detachable and replaceable power source |
| CN104456155A (en) * | 2013-09-17 | 2015-03-25 | 海洋王（东莞）照明科技有限公司 | Projection lamp |
| WO2015136313A1 (en) * | 2014-03-14 | 2015-09-17 | Ac/Dc Led Limited | Luminaires |
| CN105805575A (en) * | 2016-04-15 | 2016-07-27 | 宁波市凯迪森照明科技有限公司 | LED floodlight |
| CN108105660A (en) * | 2018-01-30 | 2018-06-01 | 广东裕鑫丰智造电子科技有限公司 | A kind of Multifunctional LED lamp |
| US10571112B2 (en) | 2014-11-07 | 2020-02-25 | Chm Industries, Inc. | Rotating light emitting diode high mast luminaire |
| CN112664913A (en) * | 2020-12-30 | 2021-04-16 | 宁波奥莱敏控技术有限公司 | Floodlight |
-
2008
- 2008-10-08 CN CNU2008201616063U patent/CN201259153Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949512A (en) * | 2010-08-31 | 2011-01-19 | 山东魏仕照明科技有限公司 | LED rotating projection lamp |
| WO2012142722A1 (en) * | 2011-04-18 | 2012-10-26 | Liu Jiang | A high-power news lamp |
| WO2013017061A1 (en) * | 2011-08-02 | 2013-02-07 | 深圳市耀嵘科技有限公司 | Led floodlight and manufacture method thereof |
| CN102661547A (en) * | 2012-05-02 | 2012-09-12 | 浙江全加好科技有限公司 | High-power LED (light-emitting diode) project lamp with metal heat radiating device |
| CN104456155A (en) * | 2013-09-17 | 2015-03-25 | 海洋王（东莞）照明科技有限公司 | Projection lamp |
| CN103759162A (en) * | 2014-02-15 | 2014-04-30 | 蔡健彬 | LED bulb lamp with detachable and replaceable power source |
| CN106104154A (en) * | 2014-03-14 | 2016-11-09 | Ac/Dc Led 有限公司 | Luminaire |
| WO2015136313A1 (en) * | 2014-03-14 | 2015-09-17 | Ac/Dc Led Limited | Luminaires |
| EP3117145B1 (en) * | 2014-03-14 | 2018-10-24 | AC/DC Led Limited | Luminaires |
| US10215395B2 (en) | 2014-03-14 | 2019-02-26 | Ac/Dc Led Limited | Luminaires |
| CN106104154B (en) * | 2014-03-14 | 2019-09-27 | Ac/Dc Led 有限公司 | Luminaire |
| US10571112B2 (en) | 2014-11-07 | 2020-02-25 | Chm Industries, Inc. | Rotating light emitting diode high mast luminaire |
| US11473767B2 (en) | 2014-11-07 | 2022-10-18 | Chm Industries, Inc. | Rotating light emitting diode high mast luminaire |
| CN105805575A (en) * | 2016-04-15 | 2016-07-27 | 宁波市凯迪森照明科技有限公司 | LED floodlight |
| CN108105660A (en) * | 2018-01-30 | 2018-06-01 | 广东裕鑫丰智造电子科技有限公司 | A kind of Multifunctional LED lamp |
| CN112664913A (en) * | 2020-12-30 | 2021-04-16 | 宁波奥莱敏控技术有限公司 | Floodlight |
| CN112664913B (en) * | 2020-12-30 | 2021-12-21 | 宁波奥莱敏控技术有限公司 | Floodlight |
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