CN202349667U - Light emitting diode (LED) lamp with high radiation performance - Google Patents

Light emitting diode (LED) lamp with high radiation performance Download PDF

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Publication number
CN202349667U
CN202349667U CN2011204764514U CN201120476451U CN202349667U CN 202349667 U CN202349667 U CN 202349667U CN 2011204764514 U CN2011204764514 U CN 2011204764514U CN 201120476451 U CN201120476451 U CN 201120476451U CN 202349667 U CN202349667 U CN 202349667U
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CN
China
Prior art keywords
lamp cup
lamp
heat radiation
led
driving power
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Withdrawn - After Issue
Application number
CN2011204764514U
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Chinese (zh)
Inventor
梁玉栋
陈方
沈锦祥
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Sengled Optoelectronics Co Ltd
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Sengled Optoelectronics Co Ltd
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Priority to CN2011204764514U priority Critical patent/CN202349667U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

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  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model discloses a light emitting diode (LED) lamp with high radiation performance. The LED lamp with high radiation performance comprises a radiating lamp cup and a drive power supply shell, wherein the internal of the radiating lamp cup is hollow and the two ends of the radiating lamp cup are open; the radiating lamp cup is sleeved with the drive power supply shell; the outside diameter of the drive power supply shell is smaller than the inside diameter of the radiating lamp cup; and a radiating channel which is vertically penetrated through the openings at the two ends of the radiating lamp cup is formed between the drive power supply shell and the radiating lamp cup. According to the LED lamp with high radiation performance, the vertical radiating channel is formed between the drive power supply shell and the inner wall of the radiating lamp cup, and the upper part and the lower part of the radiating channel are both communicated with external air, so that air can enter the radiating lamp cup and bring the heat generated by a drive power supply away; therefore, the influence on the drive power supply caused by the radiating lamp cup is avoided, effective convection radiation is subjected to the drive power supply, and the ambient temperature of the power supply is reduced by about 5 percent.

Description

The LED lamp that thermal diffusivity is good
Technical field
The utility model relates to the LED lighting technical field, the LED lamp that particularly a kind of thermal diffusivity is good.
Background technology
Whether the work of LED lamp is stable; The quality quality, most important with lamp body heat radiation itself, past people all is conceived to the heat radiation of led light source; Shape through improving the heat radiation Lamp cup, structure, material etc. to be optimizing its heat dispersion, but inconsiderate to the heat radiation of LED driving power usually.
For example; The high-power LED illuminating lamp of prior art generally adopts the heat radiation Lamp cup of hollow, is provided with the pedestal of fixed L ED luminescence component in the Lamp cup, and will the dispel the heat cavity of Lamp cup of pedestal is divided into LED luminescence component container cavity and driving power container cavity; The driving power housing is enclosed within the driving power container cavity; The upper and lower side of driving power container cavity is closed state, and the inwall of driving power housing is close to the inwall of driving power container cavity, because heat radiation Lamp cup itself has carried the heat of led light source; So drive circuit board is in the hot environment in the heat radiation Lamp cup; Heat is difficult to effectively distribute, and can influence the operate as normal of the electronic devices and components of driving power in the course of time, thereby influences the service life of LED illuminating lamp integral body.
The utility model content
The utility model provides a kind of LED lamp that driving power is dispelled the heat to the deficiency that exists in the above-mentioned prior art, thereby alleviates the temperature effect of heat radiation Lamp cup to power supply, reduces the environment temperature of power supply, has prolonged the service life of power supply.
The technical scheme of the utility model is achieved in that
The LED lamp that a kind of thermal diffusivity is good; Comprise heat radiation Lamp cup, driving power housing; Described heat radiation Lamp cup inner hollow and both ends open; Heat radiation Lamp cup and driving power housing connect together, and described driving power housing external diameter is less than the internal diameter of heat radiation Lamp cup, are formed with the dispel the heat heat dissipation channel of Lamp cup both ends open of vertical perforation at the driving power housing between the Lamp cup with dispelling the heat.
As preferably, on driving power housing periphery, be fixed with the Lamp cup bottom of dispelling the heat offsets and accept ring, be circumferentially with a plurality of extraneous holes that maintain the circulation of air with the heat dissipation channel bottom that make accepting the ring upper edge.Accept ring and not only can hold the heat radiation Lamp cup, offered a plurality of holes on the ring accepting, bottom, described space can be passed to through hole and ambient air stream dispel the heat.
As preferably; Inwall upper edge at the heat radiation Lamp cup circumferentially inwardly convexes with a plurality of limited blocks, leaves between adjacent in twos limited block at interval, in the space that limited block surrounds, is provided with lamp socket; The external diameter of lamp socket is less than the internal diameter of heat radiation Lamp cup; The periphery wall of lamp socket pastes with limited block mutually, on the periphery of lamp socket, is provided with at least two installation positions, and described installation position is shelved on the limited block and with limited block and links to each other through screw.Being provided with of limited block can be supported lamp socket, also makes heat dissipation channel keep unimpeded owing to leave the interval between the limited block.
As preferably; In lamp socket, be fixed with aluminium base, on aluminium base, be provided with led light source, above lamp socket, be provided with lens; The external diameter of lens is less than the internal diameter of heat radiation Lamp cup; Periphery at lens is provided with and the corresponding installation foot in the installation position of lamp socket, on installation foot, is provided with installing hole, and described lens link to each other with lamp socket, limited block through screw.
As preferably, above the heat radiation Lamp cup, be provided with light cover, described light cover is annular, and lens expose from light cover, circumferentially evenly are provided with a plurality of heat dissipation channel top and outside airs of making in the light cover upper edge and keep the through hole of circulation.A plurality of through holes are set on the light cover, make the heat dissipation channel top and the external world maintain the circulation of air.
As preferably, be provided with at least two pairs of card bases along the light cover periphery to extending below, described card base bottom has grab, and light cover is through the installation foot clamping of card base, grab and lens.Light cover and lens clamping, the convenient installation.
As preferably, on driving power housing outer wall, convex with self is carried out spacing convex tendon, described convex tendon pastes with the inwall of heat radiation Lamp cup mutually.The setting of convex tendon not only can be carried out spacing to the driving power housing, makes things convenient for its installation, also makes and leaves the space between housing and Lamp cup inwall, forms heat dissipation channel.
In order better led light source to be dispelled the heat.As preferably, the periphery upper edge of described heat radiation Lamp cup circumferentially is distributed with a plurality of radiating fins.
Adopted the design philosophy and the beneficial effect of the utility model of technique scheme to be:
The utility model is provided with heat dissipation channel straight up and down between driving power housing and heat radiation Lamp cup inwall; The heat dissipation channel top and the bottom all keep being communicated with outside air; Make air can enter in the heat radiation Lamp cup and take away the heat that driving power produces; Thereby not only avoided of the influence of heat radiation Lamp cup, also driving power has been carried out effective heat loss through convection, made the power environment temperature rise descend about 5% driving power.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION sketch map of LED lamp among the utility model embodiment;
Fig. 2 is the three-dimensional structure diagram of LED lamp among the embodiment;
Fig. 3 is the perspective view of another angle of LED lamp among the embodiment;
Fig. 4 is the cutaway view of LED lamp among the embodiment;
Fig. 5 is the radiating effect sketch map of LED lamp among the embodiment.
The specific embodiment
The specific embodiment of the utility model is following:
Embodiment: the LED lamp that a kind of thermal diffusivity of present embodiment is good; Shown in Fig. 1~4; Comprise heat radiation Lamp cup 1, driving power housing 2, described heat radiation Lamp cup 1 inner hollow and both ends open, the periphery upper edge of heat radiation Lamp cup 1 circumferentially is distributed with a plurality of radiating fins 20; Heat radiation Lamp cup 1 connects together with driving power housing 2, between driving power housing 2 and heat radiation Lamp cup 1, is formed with the dispel the heat heat dissipation channel of Lamp cup 1 both ends open of vertical perforation.
Described heat dissipation channel is to form like this:
Driving power housing 2 external diameters are less than the internal diameter of heat radiation Lamp cup 1; On driving power housing 2 outer walls, convex with self is carried out spacing convex tendon 14; Described convex tendon 14 is along the 2 axis direction settings of driving power housing; Described convex tendon 14 pastes with the inwall of heat radiation Lamp cup 1 mutually, makes to leave space 3 between driving power housing 2 and heat radiation Lamp cup 1 inwall, and the part of heat dissipation channel has been formed in space 3.For 3 bottoms, space are communicated with outside air, on driving power housing 2 peripheries, be fixed with dispel the heat that Lamp cup 1 bottom peripheral edge offsets accept ring 4, be circumferentially with a plurality of extraneous holes 5 that maintain the circulation of air with 3 bottoms, space that make accepting ring 4 upper edges.
Inwall upper edge at the heat radiation Lamp cup 1 on driving power housing 2 tops circumferentially inwardly convexes with a plurality of limited blocks 6; 6 of adjacent in twos limited blocks leave interval 19; In the space that limited block 6 surrounds, be provided with lamp socket 7; The external diameter of lamp socket 7 is fixed with aluminium base 8 less than the internal diameter of heat radiation Lamp cup 1 in lamp socket 7, on aluminium base 8, be provided with led light source 9.
The periphery wall of lamp socket 7 pastes with limited block 6 mutually, makes led light source produce heat and conducts on the heat radiation Lamp cup 1 through limited block 6.On the periphery of lamp socket 7, be provided with 3 installation positions 10; Above lamp socket 7, be provided with lens 11; The external diameter of lens 11 is less than the internal diameter of heat radiation Lamp cup 1; Make that equally leaving the gap between lens 11 and heat radiation Lamp cup 1 inwall guarantees the unimpeded of heat dissipation channel, be provided with 3 installation position 10 corresponding installation feet 12 with lamp socket 7, on installation foot 12, be provided with installing hole 13 at the periphery of lens 11; During installation, installation position 10 is shelved on the limited block 6, the installing hole of the installation foot 12 of lens 11 is aimed at the hole on the installation position 10, then lens 11, lamp socket 7 is linked to each other with limited block 6 through screw.
Above heat radiation Lamp cup 1, be provided with light cover 15; Described light cover 15 is annular; Lens 11 expose from light cover 15, circumferentially evenly are provided with a plurality of heat dissipation channel top and outside airs of making in light cover 15 upper edges and keep the through hole 16 of circulation, are provided with 3 pairs of card bases 17 along light cover 15 peripheries to extending below; Described card base 17 bottoms have grab 18, and light cover 15 is through installation foot 12 clampings of card base 17, grab 18 and lens 11.
As shown in Figure 5; During light fixture work; Driving power produces heat, and air enters in the heat dissipation channel from the through hole 16 of light cover 15, and through the space 3 between the interval between the limited block, driving power housing 2 and heat radiation Lamp cup 1 inwall; Flow out from the hole of accepting on the ring 45 at last, thereby take away the heat that driving power produces.Air direct is shown in the direction of arrow.
The utility model is fit to the structural design of various LED light fixtures to be used, and comprises the light fixture of the LED of all built-in power designs of PAR lamp system type (PAR30, PAR38 etc.) and bulb lamp series (A60, A55 etc.).

Claims (8)

1. LED lamp that thermal diffusivity is good; Comprise heat radiation Lamp cup, driving power housing; Described heat radiation Lamp cup inner hollow and both ends open; Heat radiation Lamp cup and driving power housing connect together, and it is characterized in that: described driving power housing external diameter is less than the internal diameter of heat radiation Lamp cup, is formed with the dispel the heat heat dissipation channel of Lamp cup both ends open of vertical perforation at the driving power housing between the Lamp cup with dispelling the heat.
2. the LED lamp that thermal diffusivity according to claim 1 is good; It is characterized in that: on driving power housing periphery, be fixed with the Lamp cup bottom of dispelling the heat offsets and accept ring, be circumferentially with a plurality of extraneous holes that maintain the circulation of air with the heat dissipation channel bottom that make accepting the ring upper edge.
3. the LED lamp that thermal diffusivity according to claim 1 is good; It is characterized in that: the inwall upper edge at the heat radiation Lamp cup circumferentially inwardly convexes with a plurality of limited blocks, leaves between adjacent in twos limited block at interval, in the space that limited block surrounds, is provided with lamp socket; The external diameter of lamp socket is less than the internal diameter of heat radiation Lamp cup; The periphery wall of lamp socket pastes with limited block mutually, on the periphery of lamp socket, is provided with at least two installation positions, and described installation position is shelved on the limited block and with limited block and links to each other through screw.
4. the LED lamp that thermal diffusivity according to claim 3 is good; It is characterized in that: in lamp socket, be fixed with aluminium base, on aluminium base, be provided with led light source, above lamp socket, be provided with lens; The external diameter of lens is less than the internal diameter of heat radiation Lamp cup; Periphery at lens is provided with and the corresponding installation foot in the installation position of lamp socket, on installation foot, is provided with installing hole, and described lens link to each other with lamp socket, limited block through screw.
5. according to claim 1 or the good LED lamp of 4 described thermal diffusivities; It is characterized in that: above the heat radiation Lamp cup, be provided with light cover; Described light cover is annular, and lens expose from light cover, circumferentially evenly is provided with a plurality of heat dissipation channel top and outside airs of making in the light cover upper edge and keeps the through hole of circulation.
6. the LED lamp that thermal diffusivity according to claim 5 is good is characterized in that: be provided with at least two pairs of card bases along the light cover periphery to extending below, described card base bottom has grab, and light cover is through the installation foot clamping of card base, grab and lens.
7. the LED lamp that thermal diffusivity according to claim 1 is good is characterized in that: on driving power housing outer wall, convex with self is carried out spacing convex tendon, described convex tendon pastes with the inwall of heat radiation Lamp cup mutually.
8. the LED lamp that thermal diffusivity according to claim 1 is good is characterized in that: the periphery upper edge of described heat radiation Lamp cup circumferentially is distributed with a plurality of radiating fins.
CN2011204764514U 2011-11-25 2011-11-25 Light emitting diode (LED) lamp with high radiation performance Withdrawn - After Issue CN202349667U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204764514U CN202349667U (en) 2011-11-25 2011-11-25 Light emitting diode (LED) lamp with high radiation performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204764514U CN202349667U (en) 2011-11-25 2011-11-25 Light emitting diode (LED) lamp with high radiation performance

Publications (1)

Publication Number Publication Date
CN202349667U true CN202349667U (en) 2012-07-25

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102410456A (en) * 2011-11-25 2012-04-11 生迪光电科技股份有限公司 LED (light-emitting diode) lamp with good heat dissipation
WO2013075480A1 (en) * 2011-11-25 2013-05-30 生迪光电科技股份有限公司 Led lamp
CN103388780A (en) * 2013-07-30 2013-11-13 横店集团得邦照明有限公司 PAR30S type LED (light-emitting diode) spotlight
CN103822122A (en) * 2014-02-25 2014-05-28 苏州红壹佰照明有限公司 Led energy-saving lamp

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102410456A (en) * 2011-11-25 2012-04-11 生迪光电科技股份有限公司 LED (light-emitting diode) lamp with good heat dissipation
CN102410456B (en) * 2011-11-25 2013-05-08 生迪光电科技股份有限公司 LED (light-emitting diode) lamp with good heat dissipation
WO2013075442A1 (en) * 2011-11-25 2013-05-30 生迪光电科技股份有限公司 Led lamp
WO2013075480A1 (en) * 2011-11-25 2013-05-30 生迪光电科技股份有限公司 Led lamp
CN103388780A (en) * 2013-07-30 2013-11-13 横店集团得邦照明有限公司 PAR30S type LED (light-emitting diode) spotlight
CN103822122A (en) * 2014-02-25 2014-05-28 苏州红壹佰照明有限公司 Led energy-saving lamp

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20120725

Effective date of abandoning: 20130508

RGAV Abandon patent right to avoid regrant