CN203298035U - Light emitting diode (LED) lamp - Google Patents

Light emitting diode (LED) lamp Download PDF

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Publication number
CN203298035U
CN203298035U CN2013203634940U CN201320363494U CN203298035U CN 203298035 U CN203298035 U CN 203298035U CN 2013203634940 U CN2013203634940 U CN 2013203634940U CN 201320363494 U CN201320363494 U CN 201320363494U CN 203298035 U CN203298035 U CN 203298035U
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led lamp
led
heat
substrate
light source
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CN2013203634940U
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Chinese (zh)
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朱新杰
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Zhongshan Ling Dian Optoelectronics Technology Co., Ltd.
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朱新杰
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Abstract

The utility model relates to the technological field of lighting lamps. The aim to achieve is to provide an LED lamp which is accurate in light distribution, capable of meeting lighting requirements of different places, energy saving and low in production cost. The LED lamp comprises a light distribution apparatus, a thermal conductive plate, a radiator and a casing. The light distribution apparatus is arranged on one side of the thermal conductive plate, the radiator is arranged on the other side of the thermal conductive plate, the casing covers the light distribution apparatus which comprises a substrate, reflection cups and LED light sources. At least three reflection cups are arranged on the substrate, the LED light sources are arranged at the ends of the reflection cups, which face the substrate, to form multi-light-source combined light distribution. According to the LED lamp, different beam angles and light spot effects can be obtained by adjusting the distribution and the number of the reflection cups, and lighting requirements of different places can be met. Meanwhile, a plurality of the reflection cups and the LED light sources are distributed separately, so that electricity and heat are separated, heat can be conducted and radiated rapidly, the lamp is energy saving, and consumed power and production costs are low.

Description

A kind of LED lamp
Technical field
The utility model relates to field of illumination lamp technology, more specifically, relates to a kind of LED lamp.
Background technology
In actual life, the LED lamp is to be the lamp of light emitting diode as light source take LED (Light Emitting Diode), compares traditional incandescent lamp, fluorescent lamp etc. and has energy-saving and environmental protection, safe and reliable characteristics, is widely used in each field.Present LED lamp generally comprises the parts such as light distribution device, heat-conducting plate and radiator, wherein light distribution device generally only is equipped with a reflector, dispose LED light source in reflector, sometimes can't meet the light distribution requirements of high ceiling, long distance, cause luminous too loose, spotlight effect is poor, and light efficiency is low, does not reach the requirement of Lighting Design.
Long apart from this problem of luminous intensity distribution in order to improve, the mode that increases LED light source power is arranged in this area.But in actual use,, due to the LED light source increased power, cause the cost of radiator, driver and LED light source to increase, cause simultaneously electric current and power consumption to increase, caloric value is large, and light decay is also fast, and is neither energy-conservation, and uneconomical again, cost performance is lower.In addition, the mode of using the low-angle reflector instead is arranged also in this area, but because the low-angle reflector does not overcome, veiling glare is arranged, periphery has many apertures, the inhomogeneous shortcoming of light, causes light distribution effect and hot spot to can not meet the requirement of Lighting Design.
The utility model content
The utility model is intended to solve the problems of the technologies described above at least to a certain extent.
It is accurate that the purpose of this utility model is to provide a kind of luminous intensity distribution, can meet the lighting demand of different places, simultaneously more energy-conservation, the LED lamp that production cost is low.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of LED lamp, comprise light distribution device, heat-conducting plate, radiator and shell, described light distribution device is located at a side of heat-conducting plate, described radiator is located at the opposite side of heat-conducting plate, described shell covers described light distribution device, and described light distribution device comprises substrate, reflector and LED light source, and described substrate is provided with at least three reflectors, each reflector is provided with LED light source towards an end of substrate, forms multiple light courcess associating luminous intensity distribution.
Light distribution device of the present utility model is provided with at least three reflectors, by a plurality of light source associating luminous intensity distributions, can obtain different beam angles and hot spot effect by adjusting arranging of reflector with quantity, luminous intensity distribution is flexible, more accurate, can meet the lighting demand of different places.Due to a plurality of reflectors and LED light source, separately arrange simultaneously, make electric heating separate, can the quick conductive heat radiation, under the parameter of identical light efficiency and luminous flux, more energy-conservation, consumed power and production cost are lower.
In a preferred embodiment, described LED lamp is COB LED lamp, and described LED light source is the COB LED light source.COB LED is chip On board, exactly bare chip is sticked on interconnect substrates with conduction or non-conductive adhesive, then carries out Bonding and realizes its electrical connection.Compare single great power LED, it is simple that COB LED has assembling, and less, luminous intensity distribution more precisely waits significant advantage in heating.Under the demand of the spotlightings such as heavy construction, high canopy, COB LED lamp is little because of its beam angle, and hot spot is evenly concentrated, and astigmatism is few, and light utilization efficiency is high and progressively play a significant role.
In one embodiment, described heat-conducting plate is provided with at least one convection holes, makes the air of the utility model inside and outside can form better convection current, thereby can quick conductive dispel the heat, and extends the service life of product.Preferably, corresponding each LED light source of described heat-conducting plate is respectively equipped with convection holes, can farthest form convection current, guarantees the thermal diffusivity of product.Certainly, in other embodiments, shape and the quantity of convection holes have multiple choices, can be optimized design according to factors such as the concrete structure of product and production costs.
In one embodiment, described radiator adopts cold forging or die cast, can form convection current in any direction, fully improves the contact area of radiator and air, further improves the heat dispersion of product.Certainly, in other embodiments, under the prerequisite that can meet heat dispersion, radiator also can adopt traditional heronsbill structure.
In an embodiment of the present utility model, described at least three reflectors are split-type structural, being matrix on substrate arranges, lighting demand for different places, can adjust flexibly and easily arranging of reflector, also the quantity of reflector and LED light source be can adjust neatly simultaneously, thereby different beam angles and hot spot effect obtained.
In another embodiment of the present utility model, described at least three reflectors are matrix arranges, and by integral molded plastic, forms integral structure, makes the operations such as installation, maintenance and replacing more easy, time saving and energy saving, and labor savings, reduce production costs.
In one embodiment, described shell comprises interior ring, and described interior ring is threaded with heat-conducting plate, is equipped with light transmission piece in described, and described light transmission piece is located at a reflector end of substrate dorsad.Preferably, described shell also comprises outer shroud, and described outer shroud is fixed by screws on interior ring.More preferably, the profile of described interior ring and outer shroud is circle, ellipse or polygon, increases the diversity of product.Certainly, while in installation site, allowing, also can not configure outer shroud.
The beneficial effects of the utility model are:
1, by a plurality of light source associating luminous intensity distributions, can obtain different beam angles and hot spot effect by adjusting arranging of reflector with quantity, luminous intensity distribution is flexible, and is more accurate, can meet the lighting demand of different places, has stronger using adaptability;
2, a plurality of reflectors and LED light source are separately arranged, and make electric heating separate, can quick conductive dispel the heat, under the parameter of identical light efficiency and luminous flux, more energy-conservation, consumed power and production cost are lower;
3, adopt COB LED, compare single great power LED, it is simple that COB LED has assembling, and less, luminous intensity distribution more precisely waits significant advantage in heating;
4, heat-conducting plate is provided with at least one convection holes, and the air of product inside and outside can form convection current better, thereby can quick conductive dispel the heat, and extends the service life of product;
5, radiator adopts cold forging or die cast, can form convection current in any direction, fully improves the contact area of radiator and air, further improves the heat dispersion of product;
6, a plurality of reflectors can be split-type structural, also can select flexibly according to product needed for the integral type structure, have stronger practicality;
7, shell is specious, and shape is various, increases the diversity of product, improves product competitiveness.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation after Fig. 1 removes shell.
Fig. 3 is the decomposition texture schematic diagram of Fig. 1.
Fig. 4 is the decomposition texture schematic diagram of light distribution device in the utility model embodiment 1.
Fig. 5 is the decomposition texture schematic diagram of light distribution device in the utility model embodiment 2.
Accompanying drawing only is used for exemplary illustration, can not be interpreted as restriction of the present utility model; For better explanation embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
Embodiment 1
As shown in Figures 1 to 4, a kind of LED lamp 100 of the present utility model, comprise light distribution device 101, heat-conducting plate 102, radiator 103 and shell 104, described light distribution device 101 is located at a side of heat-conducting plate 102, described radiator 103 is located at the opposite side of heat-conducting plate 102, and described shell 104 covers described light distribution device 101.
As shown in Figure 4, described light distribution device 101 comprises substrate 105, reflector 106 and LED light source 107, described substrate 105 is provided with at least three reflectors 106, and each reflector 106 is provided with LED light source 107 towards an end of substrate 105, forms multiple light courcess associating luminous intensity distribution.In the present embodiment, reflector 106 and LED light source 107 are four, and wherein LED light source 107 is the COB LED light source.
In the present embodiment, four reflectors 106 are split-type structural, being matrix on substrate 105 arranges, lighting demand for different places, can adjust flexibly and easily arranging of reflector 106, also can adjust neatly simultaneously the quantity of reflector 106 and LED light source 107, thereby obtain different beam angles and hot spot effect.Due to a plurality of reflectors 106 and LED light source 107, separately arrange simultaneously, make electric heating separate, can the quick conductive heat radiation, under the parameter of identical light efficiency and luminous flux, more energy-conservation, consumed power and production cost are lower.
As shown in Figure 1 to Figure 3, heat-conducting plate 102 is independent separate structures with radiator 103, and closely links together, and can full and uniformly dispel the heat, and radiator 103 can be adjusted arbitrarily profile and size simultaneously, and is versatile and flexible.Wherein heat-conducting plate 102 is provided with at least one convection holes, in the present embodiment, corresponding each LED light source of described heat-conducting plate 102 is respectively equipped with convection holes, makes the air of the utility model inside and outside can form better convection current, thereby can quick conductive dispel the heat, extend the service life of product.Radiator 103 adopts cold forging or die cast, can form convection current in any direction, fully improves the contact area of radiator and air, further improves the heat dispersion of product.
In the present embodiment, described shell 104 comprises interior ring 108 and outer shroud 109, and interior ring 108 and outer shroud 109 are the circular circulus of hollow, and the internal diameter of the external diameter of interior ring 108 and outer shroud 109 is complementary.Wherein, ring 108 is threaded with heat-conducting plate 102.Interior ring 108 is provided with light transmission piece 110, and described light transmission piece 110 is located at reflector 106 end of substrate 105 dorsad.Outer shroud 109 is fixed by screws on interior ring 108.
During installation, by screw, reflector 106, LED light source 107, substrate 105 and heat-conducting plate 102 are tightened together, after heat-conducting plate 102 and light distribution device 101 and radiator 103 are connected and fixed, be connected with light transmission piece 110, interior ring 108 by the screw thread on heat-conducting plate 102, finally that outer shroud 109 is fixing by screw and interior ring 108, simple installation.
Embodiment 2
The difference of the present embodiment and embodiment 1 is: as shown in Figure 5, in the present embodiment, four reflectors 106 are matrix arranges, and by integral molded plastic, forms integral structure, reflector 106 dorsad a side of substrate 105 form fixed structure, such as platy structure, four reflectors 106 are fixed together, make the operations such as installation, maintenance and replacing more easy, time saving and energy saving, labor savings, reduce production costs.
Other structures are identical with embodiment 1.
Other embodiment
In other embodiments, the quantity of reflector and LED light source is not limited only to four, can be reduced to three, perhaps increases to five or more, according to the lighting demand of different occasions, adjusts quantity and arranges.LED light source also is not limited only to the COB LED light source, also can adopt single high-power LED light source or other LED light sources.The shape of the convection holes on heat-conducting plate and quantity also have multiple choices, can be optimized design according to factors such as the concrete structure of product and production costs.Radiator also can adopt traditional heronsbill structure.The profile of interior ring and outer shroud also can be ellipse or polygon, while perhaps in installation site, allowing, also can not configure outer shroud.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.

Claims (10)

1. LED lamp, comprise light distribution device, heat-conducting plate, radiator and shell, described light distribution device is located at a side of heat-conducting plate, described radiator is located at the opposite side of heat-conducting plate, and described shell covers described light distribution device, it is characterized in that, described light distribution device comprises substrate, reflector and LED light source, described substrate is provided with at least three reflectors, and each reflector is provided with LED light source towards an end of substrate, forms multiple light courcess associating luminous intensity distribution.
2. LED lamp according to claim 1, is characterized in that, described LED lamp is COB LED lamp, and described LED light source is the COB LED light source.
3. LED lamp according to claim 1, is characterized in that, described heat-conducting plate is provided with at least one convection holes.
4. LED lamp according to claim 3, is characterized in that, corresponding each LED light source of described heat-conducting plate is respectively equipped with convection holes.
5. LED lamp according to claim 1, is characterized in that, described radiator adopts cold forging or die cast, can form convection current in any direction.
6. the described LED lamp of according to claim 1 to 5 any one, is characterized in that, described at least three reflectors are split-type structural, be matrix and arrange on substrate.
7. the described LED lamp of according to claim 1 to 5 any one, is characterized in that, described at least three reflectors are matrix arranges, and by integral molded plastic, forms integral structure.
8. LED lamp according to claim 1, is characterized in that, described shell comprises interior ring, and described interior ring is threaded with heat-conducting plate, is equipped with light transmission piece in described, and described light transmission piece is located at a reflector end of substrate dorsad.
9. LED lamp according to claim 8, is characterized in that, described shell also comprises outer shroud, and described outer shroud is fixed by screws on interior ring.
10. LED lamp according to claim 9, is characterized in that, the profile of described interior ring and outer shroud is circle, ellipse or polygon.
CN2013203634940U 2013-06-24 2013-06-24 Light emitting diode (LED) lamp Active CN203298035U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203634940U CN203298035U (en) 2013-06-24 2013-06-24 Light emitting diode (LED) lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203634940U CN203298035U (en) 2013-06-24 2013-06-24 Light emitting diode (LED) lamp

Publications (1)

Publication Number Publication Date
CN203298035U true CN203298035U (en) 2013-11-20

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353068A (en) * 2013-06-24 2013-10-16 朱新杰 LED lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103353068A (en) * 2013-06-24 2013-10-16 朱新杰 LED lamp

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C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20170105

Address after: 528414 Guangdong province Zhongshan city mayor Dongsheng Road No. 79

Patentee after: Zhongshan Ling Dian Optoelectronics Technology Co., Ltd.

Address before: 528415 Guangdong Province, Zhongshan City Xiaolan Town Sunshine Building 12 Room 802 in Canada Jinghu

Patentee before: Zhu Xinjie