CN201606715U - LED illumination device with high-efficient radiating function - Google Patents
LED illumination device with high-efficient radiating function Download PDFInfo
- Publication number
- CN201606715U CN201606715U CN2010201073083U CN201020107308U CN201606715U CN 201606715 U CN201606715 U CN 201606715U CN 2010201073083 U CN2010201073083 U CN 2010201073083U CN 201020107308 U CN201020107308 U CN 201020107308U CN 201606715 U CN201606715 U CN 201606715U
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- Prior art keywords
- led lighting
- lighting device
- heat
- led
- high efficiency
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides an LED illumination device with a high-efficient radiating function, which comprises at least two LED illumination modules and power sources. Each LED illumination module is arranged independently and respectively connected to one power source, each LED illumination module comprises a PCB, a luminous unit, a light transmitting unit and a radiating unit, wherein the luminous unit comprises a plurality of LED particles, the radiating unit is arranged on one side of the PCB, the LED particles are electrically connected to the other side of the PCB, and the light transmitting unit is arranged outside the LED particles. The modules of the LED illumination device are arranged independently, realize independent radiating and fast radiating speed due to zero clearance reserved among the modules, the modular structural LED illumination device is not only easy for manufacturing but more convenient than a non-modular illumination device in operations of detachment, replacement or maintenance during application.
Description
Technical field
The utility model relates to the LED lighting device of a kind of LED of employing as light source, is specifically related to a kind of LED lighting device with high efficiency and heat radiation function.
Background technology
Along with the development of LED technology, LED is used in lighting field more and more, particularly is applied on the street lighting, and with its light intensity height, illumination efficiency is higher, and energy consumption is lower and be subjected to extensive concern.
The cap part of known LED lighting device is by the luminous component that includes the LED particle, circuit board and be furnished with the printing opacity unit of lens, and radiator, shell and power supply constitute.Luminous component and power supply generally are incorporated in the lamp housing of relatively sealing.When LED lighting device, need to use high-power LED usually as street lamp.Yet, can give out a large amount of heats during high-power LED work, if these heats can not be discharged in time, very likely cause the PN joint temperature of LED particle to rise significantly, influenced the service life of LED thus greatly.Simultaneously, these heats equally also exert an adverse impact to power supply.Therefore, how the heat energy that the LED particle is produced is derived lamp body inside enough quickly and efficiently, improves LED street lighting effect and be the guardian technique of those skilled in the art's joint research service life with this.
Existing LED lighting device mainly contain following several structure.A kind of more common structure is: the radiator below of an integration, some pcb boards are installed, and each pcb board is provided with luminous component, and the arranged outside of luminous component has the printing opacity unit, and those luminous components are to power by power supply.
There is following defective in above-mentioned structure:
The first, those parts are installed in whole relatively large heat sink below.The heat that each parts distribute focuses on the central authorities of lighting device easily, and like this, the temperature of lighting device central authorities will be higher than other zones far away.
The second, not only dismounting inconvenience of the heat sink of monoblock, and area of dissipation is less relatively, does not reach good heat-radiation effect.
In sum, the radiating effect of heat sink is not good, therefore can shorten the life-span of LED lighting device.
The utility model content
At above-mentioned defective, the utility model provides a kind of LED lighting device with high efficiency and heat radiation function, to solve the bad technical problem of prior art LED lighting device radiating effect.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of LED lighting device with high efficiency and heat radiation function, it is characterized in that, comprise at least two LED lighting modules and power supply, each LED lighting module independently is provided with separately, and is connected to a power supply respectively, and, each LED lighting module further comprises pcb board, the opposite side that the luminescence unit, printing opacity unit and the heat-sink unit that comprise a plurality of LED particles, a side of pcb board are provided with a heat-sink unit, pcb board electrically connects LED particle, LED particle outer setting printing opacity unit.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, the LED lighting device also comprises shell, and each LED lighting module independently is removably disposed in the shell separately.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, each LED lighting module block form or matrix form ground are provided with in the enclosure.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, the LED lighting device also comprises support, and each LED lighting module is removably disposed on the support independently of one another.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, each LED lighting module is arranged on the one or both sides of support with block form or matrix form.
According to the described LED lighting device of the utility model preferred embodiment, be reserved with the space that is used to dispel the heat between the LED lighting module with high efficiency and heat radiation function.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, described heat-sink unit is the fin type structure, and it further comprises a plurality of radiating fins that are provided with on a substrate and this substrate.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, described heat-sink unit is elongated or square, and described radiating fin is evenly arranged on described substrate.
According to the described LED lighting device with high efficiency and heat radiation function of the utility model preferred embodiment, described heat-sink unit is elongated or square, and described radiating fin is inhomogeneous arranging on described substrate.
Owing to adopted above technical scheme, make the utility model than prior art, have following advantage and good effect:
1. each module of the utility model independently is provided with, heat radiation each other also is independently, and leave the space each other, radiating rate is faster, and be modular structure, not only easy to manufacture, and in application dismounting and change or maintenance all to compare the lighting device of non-modularization convenient.
2. the utility model heat-sink unit and module are wholely set, and the led light source module further is fixed on shell or the support, can form convection current between the heat-sink unit of disparate modules and between the radiating fin of same heat-sink unit, are more conducive to heat radiation.
Description of drawings
Fig. 1 is a kind of embodiment installation diagram with LED lighting device of high efficiency and heat radiation function of the present utility model;
Fig. 2 is the LED lighting module schematic diagram among Fig. 1;
Fig. 3 is the installment state figure of second embodiment of the present utility model;
Fig. 4 is the structure chart of the LED lighting module of second embodiment of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing several preferred embodiments of the present utility model is described in detail, but the utility model is not restricted to these embodiment.The utility model contain any at itself marrow and scope on make substitute, modification, equivalent method and scheme.Understand for the public is had completely the utility model, in following the utility model preferred embodiment, describe concrete details in detail, and do not have the description of these details also can understand this utility model fully for a person skilled in the art.。
Core concept of the present utility model is: LED lighting module and heat-sink unit are manufactured an integral body, the Modular LED lighting module is removably mounted on shell or the support, so not only increased the area of dissipation of heat-sink unit, can also make to form convection current between a plurality of modules, improve the radiating efficiency of LED lighting device greatly.
Embodiment one
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the scheme of installation of a kind of embodiment of the present utility model, Fig. 2 is the structural representation of LED lighting module among Fig. 1, as seen from the figure, this kind LED lighting device comprises lamp stand 1, is fixed on shell 2 and power module 3 on the lamp stand 1, has removably connected several LED lighting modules 4 on the shell 2, and LED lighting module 4 independently is arranged in the shell 2 respectively, be arranged side by side or the matrix form arrangement, and be reserved with the space each other.Those LED lighting modules 4 further comprise pcb board, comprise luminescence unit, printing opacity unit and the heat-sink unit of a plurality of LED particles, and described heat-sink unit is connected described pcb board back, and the LED particle is electrically connected at the front of pcb board.Heat-sink unit is corresponding one by one with pcb board, and size dimension is corresponding, and connects as one.Power module 3 is connected on the shell 2 easy disassembly as the structure of a similar LED lighting module 4 among this embodiment.
Luminescence unit is a plurality of LED light-emitting particles that weld on the pcb board, and the printing opacity unit then can be a diffuser, can be set of lenses or light-passing board also, is not given unnecessary details.
Among this embodiment, LED lighting module 4 is the strip structure, and corresponding heat-sink unit also is rectangular fin type structure, be that a plurality of radiating fins 42 are set on the substrate 41, substrate 41 is fixed on the pcb board back of LED lighting module 4, and its fixed form can be welding, clamping is spirally connected or the like.
One-body molded a plurality of radiating fins 42 on the substrate 41, those radiating fins 42, distance is even or inhomogeneous each other, and radiating fin 42 can be illustrated in figure 2 as fully straight plate, also can be the cross section bending, and the pattern of the curved curve in cross section is as limiting.The height of radiating fin 42 can be identical also can be inequality, Fig. 2 only is with the identical usefulness as an example of a kind of height, is not construed as limiting; Preferred distance equates between the preferred radiating fin 42, is arranged in parallel, certainly not as limiting.
The material of substrate 41 is preferred light-duty, and thermal conductivity coefficient is higher, for example aluminium or polymer composite.
Structural design according to embodiment one, each LED lighting module 4 correspondence is provided with a heat-sink unit, the heat sink below of integration compared to existing technology is provided with a plurality of LED illuminating lamps, the area of heat radiation has increased greatly, and, the LED lighting module that separates, when the installation of housing, leave the space of 3mm at least each other each other, the circuit board heat that has not only reduced the prior art lighting device focuses on the central authorities of circuit board in a large number, the problem of infringement lighting device, and its, space each other also helps, the heat that radiating fin distributes makes air form convection current, is beneficial to the heat exchange between heat and the air, accelerates the speed of distributing of heat.
Embodiment two
Please refer to Fig. 3 and Fig. 4, Fig. 3 is the scheme of installation of the utility model second embodiment, Fig. 4 is the structure chart of LED lighting module 4 among Fig. 3, be with the difference part of embodiment one, the present embodiment lamp stand has connected a beam as axis, be provided with a plurality of supports on the beam, each support is distinguished corresponding one square LED lighting module 4, with embodiment one, LED lighting module 4 also one by one correspondence be provided with heat-sink unit, heat-sink unit is connected the pcb board back, and the LED particle is electrically connected at the front of pcb board.
The LED lighting module 4 of present embodiment is square, the LED lighting module is arranged for array on support, preferably the linear array formula is arranged, corresponding heat-sink unit also is the measure-alike of the big or small and square LED lighting module of square structure, substrate 41 is fixed on the luminescence unit back of LED lighting module 4, its fixed form can be welding, and clamping is spirally connected or the like.
One-body molded a plurality of radiating fins 42 on the substrate 41, those radiating fins 42, even or inhomogeneous at interval each other, radiating fin 42 can be illustrated in figure 4 as fully straight plate, also can be flexure plane, as limiting.The height of radiating fin 42 can be identical also can be inequality, Fig. 4 only is inequality with a kind of height, the radiating fin of stepped distribution, usefulness as an example is not construed as limiting.
The material of heat-sink unit is preferred light-duty, and thermal conductivity coefficient is higher, for example aluminium or polymer composite.
In embodiment two, power module 3 is fixed on lamp stand inside, and 2 on support slips or clamping or be screwed onto on the lamp stand, to form described array shape.Power module 3 separates with light emitting module, can reduce radiator, the LED particle of LED lighting module for example, and power module, fuel factor each other is to each other influence.
Certainly, power module 3 is arranged on the inside of lamp stand, also can be arranged on the lamp stand, is arranged on the lost of life that lamp stand can avoid when inner external sunlight or other conditions that the infringement of cable, oxidation are caused.
Structural design according to embodiment two, each LED lighting module 4 correspondence is provided with a heat-sink unit, the heat sink below of integration compared to existing technology is provided with a plurality of LED illuminating lamps, the area of heat radiation has increased greatly, and, the LED lighting module that separates, when the installation of support, leave space each other each other more than or equal to 3mm, the circuit board heat that has not only reduced the prior art lighting device focuses on the central authorities of circuit board in a large number, the problem of infringement lighting device, and space each other also helps, the heat that radiating fin distributes makes air form convection current, is beneficial to the heat exchange between heat and the air.
As for, the mounting means of disparate modules in shell or support, can each module on same plane, also can design according to demand and be angle, arc or stepped, or the like, attractive in appearance as restriction, or the light angle demand is a principle with what needing to realize.
In sum, the utility model is than prior art, at first, each module of the utility model independently is provided with, and heat radiation each other also is independently, and leaves the space each other, radiating rate is faster, and be modular structure, not only easy to manufacture, and in application dismounting and change or maintenance all to compare the lighting device of non-modularization convenient; Secondly, the utility model heat-sink unit and module are wholely set, and the led light source module further is fixed on shell or the support, can form convection current between the heat-sink unit of disparate modules, are more conducive to heat radiation.
More than disclosed only be preferred embodiment of the present utility model; but be not to be used for limiting the utility model, anyly have the knack of those skilled in the art, under the situation of the utility model spiritual connotation; the equalization of being done changes and changes, and all should drop in the protection domain of the present utility model.
Claims (9)
1. LED lighting device with high efficiency and heat radiation function, it is characterized in that, comprise at least two LED lighting modules and power supply, each LED lighting module independently is provided with separately, and is connected to a power supply respectively, and, each LED lighting module further comprises pcb board, the opposite side that the luminescence unit, printing opacity unit and the heat-sink unit that comprise a plurality of LED particles, a side of pcb board are provided with a heat-sink unit, pcb board electrically connects LED particle, LED particle outer setting printing opacity unit.
2. the LED lighting device with high efficiency and heat radiation function as claimed in claim 1 is characterized in that the LED lighting device also comprises shell, and each LED lighting module independently is removably disposed in the shell separately.
3. the LED lighting device with high efficiency and heat radiation function as claimed in claim 2 is characterized in that, each LED lighting module block form or matrix form ground are provided with in the enclosure.
4. the LED lighting device with high efficiency and heat radiation function as claimed in claim 1 is characterized in that the LED lighting device also comprises support, and each LED lighting module is removably disposed on the support independently of one another.
5. the LED lighting device with high efficiency and heat radiation function as claimed in claim 4 is characterized in that each LED lighting module is arranged on the one or both sides of support with block form or matrix form.
6. the LED lighting device with high efficiency and heat radiation function as claimed in claim 1 is characterized in that, is reserved with the space that is used to dispel the heat between the LED lighting module.
7. the LED lighting device with high efficiency and heat radiation function as claimed in claim 1 is characterized in that described heat-sink unit is the fin type structure, and it further comprises a plurality of radiating fins that are provided with on a substrate and this substrate.
8. the LED lighting device with high efficiency and heat radiation function as claimed in claim 7 is characterized in that described heat-sink unit is elongated or square, and described radiating fin is evenly arranged on described substrate.
9. the LED lighting device with high efficiency and heat radiation function as claimed in claim 7 is characterized in that described heat-sink unit is elongated or square, and described radiating fin is inhomogeneous arranging on described substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201073083U CN201606715U (en) | 2009-05-14 | 2010-02-03 | LED illumination device with high-efficient radiating function |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100987652A CN101551080A (en) | 2009-05-14 | 2009-05-14 | An LED road lamp and its control system |
| CN200910098765.2 | 2009-05-14 | ||
| CN2010201073083U CN201606715U (en) | 2009-05-14 | 2010-02-03 | LED illumination device with high-efficient radiating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201606715U true CN201606715U (en) | 2010-10-13 |
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Family Applications (8)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100987652A Pending CN101551080A (en) | 2009-05-14 | 2009-05-14 | An LED road lamp and its control system |
| CN2010201072729U Expired - Lifetime CN201636592U (en) | 2009-05-14 | 2010-02-03 | LED illuminating module |
| CN2010201073219U Expired - Lifetime CN201615371U (en) | 2009-05-14 | 2010-02-03 | Easy-radiating LED illumination device and LED modules |
| CN2010201073083U Expired - Lifetime CN201606715U (en) | 2009-05-14 | 2010-02-03 | LED illumination device with high-efficient radiating function |
| CN2010201073064U Expired - Lifetime CN201651850U (en) | 2009-05-14 | 2010-02-03 | LED illumination device capable of realizing open/short circuit protection and illumination circuit |
| CN2010201298265U Expired - Lifetime CN201636606U (en) | 2009-05-14 | 2010-02-11 | LED lighting device convenient for disassembly |
| CN2010201656481U Expired - Lifetime CN201652132U (en) | 2009-05-14 | 2010-04-02 | LED street lamp with solar cell panel |
| CN2010202039022U Expired - Lifetime CN201674699U (en) | 2009-05-14 | 2010-05-13 | Driving power supply for LED street lamps |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100987652A Pending CN101551080A (en) | 2009-05-14 | 2009-05-14 | An LED road lamp and its control system |
| CN2010201072729U Expired - Lifetime CN201636592U (en) | 2009-05-14 | 2010-02-03 | LED illuminating module |
| CN2010201073219U Expired - Lifetime CN201615371U (en) | 2009-05-14 | 2010-02-03 | Easy-radiating LED illumination device and LED modules |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201073064U Expired - Lifetime CN201651850U (en) | 2009-05-14 | 2010-02-03 | LED illumination device capable of realizing open/short circuit protection and illumination circuit |
| CN2010201298265U Expired - Lifetime CN201636606U (en) | 2009-05-14 | 2010-02-11 | LED lighting device convenient for disassembly |
| CN2010201656481U Expired - Lifetime CN201652132U (en) | 2009-05-14 | 2010-04-02 | LED street lamp with solar cell panel |
| CN2010202039022U Expired - Lifetime CN201674699U (en) | 2009-05-14 | 2010-05-13 | Driving power supply for LED street lamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (8) | CN101551080A (en) |
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-
2009
- 2009-05-14 CN CNA2009100987652A patent/CN101551080A/en active Pending
-
2010
- 2010-02-03 CN CN2010201072729U patent/CN201636592U/en not_active Expired - Lifetime
- 2010-02-03 CN CN2010201073219U patent/CN201615371U/en not_active Expired - Lifetime
- 2010-02-03 CN CN2010201073083U patent/CN201606715U/en not_active Expired - Lifetime
- 2010-02-03 CN CN2010201073064U patent/CN201651850U/en not_active Expired - Lifetime
- 2010-02-11 CN CN2010201298265U patent/CN201636606U/en not_active Expired - Lifetime
- 2010-04-02 CN CN2010201656481U patent/CN201652132U/en not_active Expired - Lifetime
- 2010-05-13 CN CN2010202039022U patent/CN201674699U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456367A (en) * | 2014-12-23 | 2015-03-25 | 云南航天工业有限公司 | LED illumination and voltage transformation system |
| CN107613712A (en) * | 2017-08-31 | 2018-01-19 | 珠海格力电器股份有限公司 | Electrical apparatus box and air conditioner |
| CN111412411A (en) * | 2020-04-15 | 2020-07-14 | 深圳联和智慧科技有限公司 | Wisdom street lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN201636592U (en) | 2010-11-17 |
| CN201615371U (en) | 2010-10-27 |
| CN201636606U (en) | 2010-11-17 |
| CN101551080A (en) | 2009-10-07 |
| CN201652132U (en) | 2010-11-24 |
| CN201674699U (en) | 2010-12-15 |
| CN201651850U (en) | 2010-11-24 |
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Effective date of registration: 20151009 Address after: 311305 Gongshu District City, Hangzhou Province Kang Road, No. 18, building 2, north of the 3 floor, Patentee after: Hangzhou Huapu Yongming Photoelectric Co., Ltd. Address before: Hangzhou City, Zhejiang province 310052 Waterfront Road No. 1181 Patentee before: Zhejiang Xizi Optoelectronics Technology Co., Ltd. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20101013 |