CN102003693B - Radiating structure and lamps of light-emitting diode (LED) lamp - Google Patents
Radiating structure and lamps of light-emitting diode (LED) lamp Download PDFInfo
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- CN102003693B CN102003693B CN201010582463.5A CN201010582463A CN102003693B CN 102003693 B CN102003693 B CN 102003693B CN 201010582463 A CN201010582463 A CN 201010582463A CN 102003693 B CN102003693 B CN 102003693B
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Abstract
The invention provides a radiating structure and lamps of a light-emitting diode (LED) lamp, which are used for improving the radiating condition of LED lamps, in particular enhancing the convection current of air in environment round a radiating base so as to enhance the radiating effect of the radiating base. The scheme of the invention is as follows: the radiating structure comprises the radiating base and a lampshade, wherein the radiating base comprises radiating fins; clearance is reserved between the adjacent radiating fins and the end part of the clearance towards the lampshade is provided with air flow ports; a transition part is arranged between the radiating base and the lampshade and is provided with air flow holes; and the air flow holes are positioned above the air flow ports and are communicated with the air flow ports to form an air flow passage. The invention is mainly applied to the field of LED bulbs.
Description
Technical field
The present invention relates to a kind of LED lighting.
Background technology
China Patent Publication No. is that 101886767A, name are called " a kind of LED bulb lamp with high color rendering index and high illumination efficiency ", within open day, are a kind of LED ball bubble of recording in the patent publication on November 17th, 2010, the similar traditional incandescent lamp of this ball bubble profile.On the radiating seat of this light fixture, be a Transparent lamp shade, the gap upper port between the fin of radiating seat is blocked with the heat dissipation base of substrate contacts.Due to stopping of end, this structure is unfavorable in fact air current flow, is unfavorable for heat radiation.
In order to be conducive to heat radiation, the position that has at present producer's design to block at this is designed with pore, and this pore is directly communicated in lampshade.But the Air Flow in the lampshade of this structure is very limited, radiating effect is still undesirable, and, because this gas channel is communicated with space in ambient atmosphere and lampshade, making in lampshade easily accumulation dust, the illuminating effect that causes lamp is variation gradually.
In order to strengthen heat radiation, the manufacturer of LED light fixture has to use the aluminium of suitable weight at present.The proportion of cost that accounts for LED light fixture due to the cost of aluminium is very large, and the major reason that it holds at high price for LED light fixture, therefore, optimizes heat radiation seat structure, and the consumption that reduces aluminium seems very necessary and urgent.
Summary of the invention
First technical problem to be solved by this invention is: a kind of radiator structure of LED lamp is provided, and this structure is for improving the heat radiation situation of LED light fixture, particularly strengthens the convection current of air in the surrounding environment of radiating seat, to strengthen the radiating effect of radiating seat.
Second technical problem to be solved by this invention is: a kind of LED light fixture is provided, for improving the heat radiation situation of LED light fixture, particularly strengthens the convection current of air in the surrounding environment of radiating seat, to strengthen the radiating effect of radiating seat.
In order to solve first above-mentioned technical problem, the present invention proposes a kind of radiator structure of LED lamp, comprises radiating seat and lampshade, and described radiating seat comprises radiating fin, between adjacent radiating fin, has gap, and gap exists airflow orifice towards the end of described lampshade.
Between described radiating seat and described lampshade, have an intermediate location, have airflow hole in intermediate location, this airflow hole is positioned at the top of described airflow orifice, and airflow hole is communicated with formation gas channel with airflow orifice.
Preferably: the top of each airflow orifice is to there being an airflow hole.In addition, can also be the corresponding many-one of an airflow hole of a plurality of airflow orifices or the structure of one-to-many.
Preferably: described intermediate location is an independently base, and this base is fixed on described radiating seat, and described lampshade is fixed on base, and base comprises side, and side is provided with airflow hole.This base is set on it after screw can be for fixing aluminium base.Independently base can conveniently be installed aluminium base, conveniently unloads lower lamp shade simultaneously and clears up or change.Generally, what lampshade was selected is organic transparent material or glass material, because base is parts independently, it can select the aluminium material the same with radiating seat, also can select the organic or glass material the same with lampshade, in order to save cost, generally select the transparent material the same with lampshade, also can be opaque material, or its on the one side degree of lampshade reflector layer to strengthen positive bright dipping.In addition, because base itself exists gas channel, therefore, and easy adhesive dust on it, independently structure is also conducive to cleaning or the replacing of himself.
Preferably: described radiating seat comprises the heat-conducting seat for conductive substrate heat, described base comprises side and base; Described base comprises the macropore that is positioned at intermediate position, and the edge of described macropore is in the edge extent of described heat-conducting seat.In macropore, be mainly used for installing aluminium base and LED, the area of the Area Ratio heat-conducting seat that macropore is shared is little, and such structure can prevent that dust from being entered in lampshade by macropore place, thereby affects bright dipping.
Preferably: on described base, be provided with the ring limit of protruding bottom edge face, on described heat-conducting seat, be provided with the annular groove inserting for this ring limit.This structure is the reinforced structure of dust protection, when the ring limit of protruding is inserted in annular groove, the circulation of air that it has been blocked between the space that space in lampshade and chassis side fence up substantially, can farthest prevent that dust from entering in lampshade precipitation and affecting bright dipping like this.This structure can also play the stable effect on radiating seat that is fixed on of base simultaneously.Ring limit and annular groove can be successional, can be also discontinuities, and for discontinuous structure, its sealing property will be weaker.
Preferably: described base is provided with screw.Screw hole structure is the structure for base, aluminium base and radiating seat heat-conducting seat are fixed together, bonding way is in addition also feasible, but obviously this structure is not for convenience detach, it is also very feasible can also between them, designing in addition more interface arrangment.
Preferably: in described lampshade bottom, be provided with inserted sheet, on described base and side junction, be provided with the hole inserting for described inserted sheet.This connected structure can keep the profile more attractive in appearance of bulb, their connection can also be designed to fastening structure in addition, on base, designs buckle teeth, designs corresponding button hole on lampshade.
Preferably: on the radiating fin top sides edge of described radiating seat, be provided with the breach for the insertion of described side bottom.This breach can be that radiating fin ragged edge is step-like breach, and this structure can make between each parts the transition nature that seems, whole bulb profile seems more attractive in appearance, does not have the angular edge of protrusion.
Preferably: described airflow hole is square hole or circular hole; Described lampshade is lampshade, frosted glass lamp shade or the all-transparent lampshade with lens.Airflow hole can also be designed to have the shapes such as various color patterns of decoration function.
Preferably: described radiating seat, intermediate location and lampshade link together, their junction is without fault structure.Their form perfectly docking, do not have in two attaching parts one than the structure of another dislocation fault.This structure can make the profile of light fixture seem more attractive in appearance level and smooth, meanwhile, also can farthest bring into play structural advantage of the present invention, reduces consumptive material.
In order to solve second above-mentioned technical problem, the present invention proposes a kind of LED light fixture, this light fixture comprises a kind of radiator structure of LED lamp, this structure comprises radiating seat and lampshade, described radiating seat comprises radiating fin, between adjacent radiating fin, having gap, there is airflow orifice towards the end of described lampshade in gap; And between described radiating seat and described lampshade, there is an intermediate location, and in intermediate location, there is airflow hole, this airflow hole is positioned at the top of described airflow orifice, and airflow hole is communicated with formation gas channel with airflow orifice.
Preferably: described light fixture comprises lamp holder, described lamp holder, radiating seat, base and lampshade link together, and make the profile of whole light fixture present the profile of conventional incandescent bulb.
Beneficial effect of the present invention is as follows.
Compared to existing technology, the weather gage of lampshade one end notch of the clearance groove of the present invention between the radiating fin of radiating seat is provided with one with the transition apparatus of airflow hole, this airflow hole forms with the notch of clearance groove airflow orifice the gas channel being communicated with, when radiating seat dispels the heat, radiating fin hot-air around rises along radiating fin, particularly along clearance groove, rise, because the weather gage of clearance groove has the airflow hole with extraneous conducting, hot-air in clearance groove can make progress faster and flow, the groove end that intermediate gap groove seals compared to existing technology, the present invention can significantly improve the radiating efficiency of radiating seat.In the situation of equal radiating efficiency, can reduce the consumption of radiating seat material, reduce the cost of LED lamp.Under square one, through test, the LED light fixture that the present invention makes is lower 5 ~ 10 degrees Celsius than the temperature of the radiating seat of the light fixture of prior art, and lower operating temperature can extend service life of LED lamp.
Accompanying drawing explanation
Fig. 1 is the front view of light fixture of the present invention.
Fig. 2 is decomposition chart.
Fig. 3 is the cutaway view along A-A direction in Fig. 1.
Fig. 4 is the upward view of base.
Fig. 5 is the cutaway view along B-B direction in Fig. 4.
Fig. 6 is the top view of base.
Fig. 7 is the stereogram of radiating seat.
Fig. 8 is the top view of radiating seat.
Fig. 9 is the cutaway view of radiating seat.
Figure 10 is the upward view of lampshade.
Figure 11 is the sectional side elevation of lampshade.
In figure, sign is described as follows.
Lamp holder 1; Radiating seat 2, clearance groove 20, airflow orifice 21, radiating fin 22, heat-conducting seat 23, annular groove 24, line hole 25, screw 26, convex tendon 27, limit groove 28; Base 3, airflow hole 30, jack 31, ring limit 32, outside 33, macropore 34, base 35, screw 36, side 37; Lampshade 4, inserted sheet 40; Lamp holder sheath 5; Aluminium base 6.
The specific embodiment
The present invention proposes the LED light fixture that a kind of the present invention proposes a kind of radiator structure of LED lamp and has this structure.
This radiator structure comprises radiating seat and lampshade, and radiating seat comprises radiating fin, between adjacent radiating fin, has gap, and gap exists airflow orifice towards the end of lampshade; Between radiating seat and lampshade, have an intermediate location, have airflow hole in intermediate location, this airflow hole is positioned at the top of airflow orifice, and airflow hole is communicated with formation gas channel with airflow orifice.
Be below one embodiment of the present of invention, wherein also comprise the various variant structures of this embodiment.
As shown in Figure 1, Figure 2 and Figure 3, the lamp holder 1 of this light fixture, radiating seat 2, base 3 and lampshade 4, and a lamp holder sheath 5 is connected in turn, the profile of whole light fixture presents the profile of imitative conventional incandescent bulb, can be also spheroidal, truncated cone-shaped, elliposoidal, water-drop-shaped, taper or the various shapes such as cylindrical.Lamp holder 1 is screw socket or bayonet socket, and other interface mode.Wherein lamp holder sheath 5 can be considered as a part for lamp holder 1.Wherein, independently base 3 for to exist intermediate location, radiating seat 2, base 3 and lampshade 4 to link together between radiating seat 2 and lampshade 4, and their junction is without fault structure.Their form perfectly docking, do not have in two attaching parts one than the structure of another dislocation fault.Except above structure, there is suitable dislocation in their junction, i.e. two adjacent attaching parts, and one more protrudes than another, also allows.
Referring to Fig. 7 to Fig. 9, radiating seat 2 comprises radiating fin 22, between adjacent radiating fin 22, has gap, visible in Fig. 7, is formed with clearance groove 20 between radiating fin 22.Towards the end of lampshade, there is airflow orifice 21 in gap.On heat-conducting seat 23, be provided with line hole 25 and screw 26.Inside in radiating seat 2 hollows is provided with convex tendon 27.In addition, on the radiating fin 22 top sides edges of radiating seat 2, be provided with the breach for the insertion of side bottom (as the outside 33 in Fig. 5), as the limit groove 28 in Fig. 9.This breach can be that radiating fin 22 ragged edges are step-like breach, and this structure can make between each parts the transition nature that seems, whole bulb profile seems more attractive in appearance, does not have the angular edge of protrusion.
This base 3 is fixed on radiating seat 2, and lampshade 4 is fixed on base 3.
Referring to Fig. 2 to Fig. 6, base 3 comprises side 37 and base 35.Side 37 is provided with airflow hole 30.This airflow hole 30 is positioned at the top of airflow orifice 21, and airflow hole 30 is communicated with formation gas channel with airflow orifice 21.Base 35 is provided with screw 36.This base 3 is set on it after screw 36 can be for fixing aluminium base 6.Base 35 comprises the macropore 34 that is positioned at intermediate position, and the edge of macropore 34 is in the edge extent of heat-conducting seat 23.
The top of each airflow orifice 21 is to there being an airflow hole 30.In addition, can also be the corresponding many-one of an airflow hole of a plurality of airflow orifices or the structure of one-to-many.Airflow hole 30 can all can for square hole, circular hole or other color pattern.
On base 35, be provided with the ring limit 32 of protruding bottom edge face, referring to Fig. 7, radiating seat 2 comprises the heat-conducting seat 23 for conductive substrate heat, is provided with the annular groove 24 inserting for this ring limit 32 on heat-conducting seat 23.
Shown in Figure 10 and Figure 11, lampshade 4 is hemispherical or contour body.In the bottom of lampshade 4, be provided with inserted sheet 40, on base, 35 are provided with the hole inserting for inserted sheet 40, i.e. jack in Fig. 6 31 with side 37 junctions.
Generally, what lampshade 4 was selected is organic transparent material or glass material, because base is parts independently, it can select the aluminium material the same with radiating seat, also can select the organic or glass material the same with lampshade, in order to save cost, generally select the transparent material the same with lampshade, also can be opaque material, or its on the one side degree of lampshade reflector layer to strengthen positive bright dipping.In addition, because base itself exists gas channel, therefore, and easy adhesive dust on it, independently structure is also conducive to cleaning or the replacing of himself.Lampshade is lampshade, frosted glass lamp shade or the all-transparent lampshade with lens.
Radiating seat of the present invention be not limited to above-mentioned on radiating seat cross section radiating fin be the type of radial structure, also comprise that radiating fin is the type of clockwise or counterclockwise warp architecture, and all applicable the present invention of other common type.
Claims (8)
1. the radiator structure of a LED lamp, comprise radiating seat and lampshade, described radiating seat comprises radiating fin, between adjacent radiating fin, there is gap, there is airflow orifice towards the end of described lampshade in gap, has an intermediate location between described radiating seat and described lampshade, has airflow hole in intermediate location, this airflow hole is positioned at the top of described airflow orifice, and airflow hole is communicated with formation gas channel with airflow orifice; The top of each airflow orifice is to there being an airflow hole, described intermediate location is an independently base, this base is fixed on described radiating seat, described lampshade is fixed on base, base comprises side, side is provided with airflow hole, it is characterized in that: described radiating seat comprises the heat-conducting seat for conductive substrate heat; Described base comprises side and base; Described base comprises the macropore that is positioned at intermediate position, and the edge of described macropore is in the edge extent of described heat-conducting seat; On described base, be provided with the ring limit of protruding bottom edge face, described heat-conducting seat is provided with the annular groove inserting for this ring limit.
2. the radiator structure of LED lamp according to claim 1, is characterized in that: on the radiating fin top sides edge of described radiating seat, be provided with the breach for the insertion of described side bottom.
3. the radiator structure of LED lamp according to claim 1, is characterized in that: described airflow hole is square hole or circular hole.
4. the radiator structure of LED lamp according to claim 1, is characterized in that: described radiating seat, intermediate location and lampshade link together, and their junction is without fault structure.
5. the radiator structure of LED lamp according to claim 1, is characterized in that: described base is provided with screw.
6. the radiator structure of LED lamp according to claim 1, is characterized in that: in described lampshade bottom, be provided with inserted sheet, described base and side junction are provided with the hole inserting for described inserted sheet.
7. a LED light fixture, is characterized in that comprising the radiator structure of the LED lamp described in claim 1 to 6 any one.
8. LED light fixture according to claim 7, is characterized in that: described light fixture comprises lamp holder, and described lamp holder, radiating seat, base and lampshade link together, and makes the profile of whole light fixture present the profile of conventional incandescent bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582463.5A CN102003693B (en) | 2010-12-10 | 2010-12-10 | Radiating structure and lamps of light-emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582463.5A CN102003693B (en) | 2010-12-10 | 2010-12-10 | Radiating structure and lamps of light-emitting diode (LED) lamp |
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| Publication Number | Publication Date |
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| CN102003693A CN102003693A (en) | 2011-04-06 |
| CN102003693B true CN102003693B (en) | 2014-04-23 |
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| CN201010582463.5A Active CN102003693B (en) | 2010-12-10 | 2010-12-10 | Radiating structure and lamps of light-emitting diode (LED) lamp |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013121444A1 (en) * | 2012-02-15 | 2013-08-22 | Shirish Devidas Deshpande | Apparatus and method for management of heat in a led mounted lighting fixture |
| US9541275B2 (en) | 2012-02-15 | 2017-01-10 | Shirish Devidas Deshpande | Apparatus and method for management of heat in a LED mounted lighting fixture |
| CN103277762B (en) * | 2013-05-13 | 2016-03-23 | 长兴恒动照明电器有限公司 | A kind of heat dissipation ceramic lamp holder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893400Y (en) * | 2006-04-12 | 2007-04-25 | 深圳市红绿蓝光电科技有限公司 | LED bulb |
| CN201539741U (en) * | 2009-10-22 | 2010-08-04 | 建准电机工业股份有限公司 | Lamp |
| TWM392312U (en) * | 2010-05-21 | 2010-11-11 | zhen-yuan Liao | Bulb structure |
| CN101886767A (en) * | 2010-08-09 | 2010-11-17 | 中国计量学院 | LED bulb lamp with high color rendering index and high illumination efficiency |
| CN202008116U (en) * | 2010-12-10 | 2011-10-12 | 江西省晶和照明有限公司 | Heat radiation structure of LED lamp and lamp thereof |
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2010
- 2010-12-10 CN CN201010582463.5A patent/CN102003693B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893400Y (en) * | 2006-04-12 | 2007-04-25 | 深圳市红绿蓝光电科技有限公司 | LED bulb |
| CN201539741U (en) * | 2009-10-22 | 2010-08-04 | 建准电机工业股份有限公司 | Lamp |
| TWM392312U (en) * | 2010-05-21 | 2010-11-11 | zhen-yuan Liao | Bulb structure |
| CN101886767A (en) * | 2010-08-09 | 2010-11-17 | 中国计量学院 | LED bulb lamp with high color rendering index and high illumination efficiency |
| CN202008116U (en) * | 2010-12-10 | 2011-10-12 | 江西省晶和照明有限公司 | Heat radiation structure of LED lamp and lamp thereof |
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| CN102003693A (en) | 2011-04-06 |
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Address after: 330096 Nanchang hi tech Zone, Sihu, AI Bei Road, No. 689, No. Applicant after: CECEP LatticeLighting Co., Ltd. Address before: 330029, No. 699 AI Sihu Road, Nanchang hi tech Development Zone, Jiangxi, China Applicant before: Jiangxi Jinghe Lighting Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: JIANGXI JINGHE LIGHTING CO., LTD. TO: CHINA ENERGY SAVING LATTICELIGHTING CO., LTD. |
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Address after: No. 689, aixihu North Road, high tech Zone, Nanchang City, Jiangxi Province Patentee after: China energy saving Jinghe Technology Co.,Ltd. Address before: No. 689, aixihu North Road, high tech Zone, Nanchang City, Jiangxi Province Patentee before: CECEP LATTICELIGHTING Co.,Ltd. |
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