CN1888526A - Light-emitting diode lamps - Google Patents
Light-emitting diode lamps Download PDFInfo
- Publication number
- CN1888526A CN1888526A CNA2006100863961A CN200610086396A CN1888526A CN 1888526 A CN1888526 A CN 1888526A CN A2006100863961 A CNA2006100863961 A CN A2006100863961A CN 200610086396 A CN200610086396 A CN 200610086396A CN 1888526 A CN1888526 A CN 1888526A
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- CN
- China
- Prior art keywords
- light source
- thermal component
- led light
- lampshade
- led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A LED lamp includes a lampholder and a lampshade outside the lampholder. The lampholder includes a LED light source and a cooling member capable of quickly leading out heat produced by the said LED light source. A heat-conducting part at the bottom of the LED light source is in direct contact with the said cooling member. The lampshade is sealed on the said cooling member.
Description
Technical field
The present invention relates to a kind of led lamp.
Background technology
Led lamp is to be the light fixture that light source is made with LED, because temperature is very big to the influence of the led light source characteristics of luminescence, so the heat dissipation problem of led light source all is the difficult problem that the technical staff demands urgently capturing all the time.Shown in accompanying drawing 7, the assembling mode of led lamp in the market is generally: stick to led light source on the aluminium base that the wiring pin is provided by adhesive earlier, a plurality of aluminium bases being the matrix arrangement is bonded on the circuit board again, and then circuit board is attached on the thermal component, it has following shortcoming:
1, owing to conduct heat through multilayer, make thermal resistance increase, its radiating rate is slow, effect is undesirable;
2, radiating rate is slow, makes led light source temperature rising back luminous efficiency reduce, and can't satisfy illumination requirement, the quantity of therefore necessary raising led light source;
3, light fixture is under the situation of sealing when using, and the easy Yin Wendu of led light source is too high and burn out, and reduces service life.
Summary of the invention
The purpose of this invention is to provide a kind of led lamp, good heat dissipation effect.
Technical scheme of the present invention is: a kind of led lamp, comprise lamp holder, cover on the lampshade in the described lamp holder outside, described lamp holder comprises the led light source that is positioned at described lampshade one side, the wiring circuit board that is electrically connected with electrode on the described led light source, the thermal component that the heat that described led light source can be produced is derived rapidly, have through hole on the described wiring circuit board, and described led light source is positioned at this through hole, the thermal conduction portions of described led light source bottom directly contacts with described thermal component, described lampshade is connected on the described thermal component hermetically, and described thermal component and lampshade all directly are exposed in the medium around the light fixture.
Described thermal component is the material of heat conduction, and preferred material is aluminium alloy or copper.
Described lampshade is the curved surface or the plane case of transparent material.
The technical scheme of described led lamp can also be: it comprises lamp holder, cover on the lampshade in the described lamp holder outside, described lamp holder comprises the led light source that is positioned at described lampshade one side, the thermal component that the heat that described led light source can be produced is derived rapidly, the thermal conduction portions of described led light source bottom directly contacts with the top end face of described thermal component, described thermal component is the cylinder of hollow, and have fairlead on the top end face of described thermal component, electrode on the described led light source is electrically connected with the lead that passes described fairlead, described lampshade is connected on the described thermal component hermetically, and described thermal component and lampshade all directly are exposed in the medium around the light fixture.
Described thermal component is the material of heat conduction, and preferred material is aluminium alloy or copper.
Described lampshade is the curved surface or the plane case of transparent material.
The present invention compared with prior art has following advantage: described led light source directly contacts with described thermal component, the heat that led light source is produced is passed to thermal component fast, and thermal component directly is exposed to and makes heat to disperse fast in the external environment, thus improve led light source illumination, improve led light source service life; Simultaneously, because heat is distributed rapidly, can realize sealing protection to the led lamp high-protection level; Described lampshade is directly connected in described thermal component also makes the present invention be more convenient for dismantling and maintenance.
Description of drawings
Accompanying drawing 1 is a cross-sectional schematic of the present invention;
Accompanying drawing 2 is the stereogram of led light source of the present invention;
Accompanying drawing 3 is the assembling schematic diagram of led light source of the present invention;
Accompanying drawing 4 is the structural representation of embodiments of the invention one;
Accompanying drawing 5 is the structural representation of embodiments of the invention two;
Accompanying drawing 6 is the structural representation of embodiments of the invention three;
Wherein: 1, lamp body; 2, led light source; 3, lampshade; 4, wiring circuit board; 5, snoot; 6, thermal component; 7, LED wick; 8, thermal conduction portions; 9, electrode; 10, through hole; 11, wiring pin; 12, fairlead; 13, aluminium base; 14, circuit board.
The specific embodiment
Referring to accompanying drawing 1 to shown in the accompanying drawing 3, a kind of led lamp, comprise lamp holder 1, cover on the lampshade 3 in described lamp holder 1 outside, described lamp holder 1 comprises the led light source 2 that is positioned at described lampshade 3 one sides, the wiring circuit board 4 that is electrically connected with electrode 9 on the described led light source 2, the thermal component 6 that the heat that described led light source 2 produces can be derived rapidly.The electrode 9 of described led light source 2 is welded on the wiring pin 11 of wiring circuit board 4, and described led light source 2 has alight core 7 and thermal conduction portions 8, and described wick 7 is positioned at lampshade 3 one sides, makes light can see through lampshade 3 and outwards disperses.
Have through hole 10 on the described wiring circuit board 4, and described led light source 2 is positioned at this through hole 10, the thermal conduction portions 8 of described led light source 2 bottoms contacts directly with described thermal component 6 that (top in the accompanying drawing 2 is for " end " portion, the below is " top " portion), therefore can reduce thermal resistance, make heat be able to rapid derivation.Described thermal component 6 and lampshade 3 all directly are exposed in the medium around the light fixture, and described lampshade 3 is connected on the described thermal component 6 hermetically, problem such as therefore can prevent electric leakage that the outer fluid seepage of light fixture causes, burn out.Described thermal component 6 is the material of heat conduction, and preferred material is aluminium alloy or copper, therefore the heat that led light source 2 produces can be dispersed in the external world apace and go.
Curved surface or plane case that described lampshade 3 is a transparent material, and can select the lampshade 3 of corresponding curvature to reach the illuminating effect that disperses or focus on according to the different application scenario of light fixture or the requirement of different light angles; Simultaneously also can be covered with a snoot 5 in the outside of described led light source 2, the light that makes led light source 2 send is more concentrated.
Accompanying drawing 4 is depicted as embodiments of the invention one, when described led lamp is applied to street lamp, be arranged with multirow led light source 2 on the described thermal component 6, be equipped with wiring circuit board 4 between correspondingly every capable led light source 2 and the thermal component 6, through hole 10 backs that the thermal conduction portions 8 of described led light source 2 is passed on the wiring circuit board 4 directly contact with thermal component 6, therefore reduced thermal resistance, make most of heat of thermal conduction portions 8 to be dispersed into fast in the extraneous cold air by thermal component 6, and described lampshade 3 also directly is sealed on the described thermal component 6 for curved surface, make the sealing protection grade of light fixture can reach IP65, prevent that effectively liquid or the wet gas in the external environment from entering light fixture.
Accompanying drawing 5 is depicted as embodiments of the invention two, and when described led lamp was applied under water, the conductive component 8 of described led light source 2 was bonded on the described thermal component 6 after passing through hole 10 on the wiring circuit board 4.Described lampshade 3 has the hexahedron of opening for one side, and it snaps onto described thermal component 6 hermetically, and described thermal component 6 is passed to heat in the extraneous water.
Accompanying drawing 6 is depicted as embodiments of the invention three, and described led lamp is a Lawn lamp, and it comprises lamp holder 1, covers on the lampshade 3 in described lamp holder 1 outside.Described lamp holder 1 comprises the led light source 2 that is positioned at described lampshade 3 one sides, the thermal component 6 that the heat that described led light source 2 produces can be derived rapidly, described lampshade 3 is the curved surface of transparent material, described thermal component 6 is the cylinder of hollow, and has fairlead 12 on the top end face of described thermal component 6; The thermal conduction portions 8 of described led light source 2 bottoms directly contacts with the top end face of described thermal component 6, and the electrode 9 on the described led light source 2 is connected with the power lead that passes described fairlead 12.Described lampshade 3 is connected on the described thermal component 6 hermetically, and described thermal component 6 and lampshade 3 all directly are exposed in the light fixture medium on every side, described thermal component 6 is the material of heat conduction, preferred material is aluminium alloy or copper, and the bottom of described thermal component 6 is inserted in the soil, makes heat be able to rapid transmission.
Claims (6)
1, a kind of led lamp, comprise lamp holder (1), cover on the lampshade (3) in described lamp holder (1) outside, described lamp holder (1) comprises the led light source (2) that is positioned at described lampshade (3) one sides, the wiring circuit board (4) that is electrically connected with electrode (9) on the described led light source (2), the thermal component (6) that the heat that described led light source (2) can be produced is derived rapidly, it is characterized in that: have through hole (10) on the described wiring circuit board (4), and described led light source (2) is positioned at this through hole (10), the thermal conduction portions (8) of described led light source (2) bottom directly contacts with described thermal component (6), described lampshade (3) is connected on the described thermal component (6) hermetically, and described thermal component (6) and lampshade (3) all directly are exposed in the medium around the light fixture.
2, led lamp according to claim 1 is characterized in that: described thermal component (6) is the material of heat conduction, and preferred material is aluminium alloy or copper.
3, led lamp according to claim 1 is characterized in that: described lampshade (3) is the curved surface of transparent material or plane case.
4, a kind of led lamp, comprise lamp holder (1), cover on the lampshade (3) in described lamp holder (1) outside, described lamp holder (1) comprises the led light source (2) that is positioned at described lampshade (3) one sides, the thermal component (6) that the heat that described led light source (2) can be produced is derived rapidly, it is characterized in that: the thermal conduction portions (8) of described led light source (2) bottom directly contacts with the top end face of described thermal component (6), described thermal component (6) is the cylinder of hollow, and have fairlead (12) on the top end face of described thermal component (6), electrode (9) on the described led light source (2) is electrically connected with the lead that passes described fairlead (12), described lampshade (3) is connected on the described thermal component (6) hermetically, and described thermal component (6) and lampshade (3) all directly are exposed in the medium around the light fixture.
5 led lamps of stating according to claim 4, it is characterized in that: described thermal component (6) is the material of heat conduction, preferred material is aluminium alloy or copper.
6 led lamps of stating according to claim 4, it is characterized in that: described lampshade (3) is the curved surface of transparent material or plane case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100863961A CN1888526A (en) | 2006-07-11 | 2006-07-11 | Light-emitting diode lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100863961A CN1888526A (en) | 2006-07-11 | 2006-07-11 | Light-emitting diode lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1888526A true CN1888526A (en) | 2007-01-03 |
Family
ID=37577813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100863961A Pending CN1888526A (en) | 2006-07-11 | 2006-07-11 | Light-emitting diode lamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1888526A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101598306A (en) * | 2009-02-18 | 2009-12-09 | 东莞市友美电源设备有限公司 | The installation method of great power LED in light fixture |
| WO2010078699A1 (en) * | 2008-12-30 | 2010-07-15 | She Jie | Led source module and lamp |
| CN101290090B (en) * | 2007-04-17 | 2011-09-21 | 财团法人工业技术研究院 | Checking system light source stray illumination device |
| CN101463982B (en) * | 2007-12-21 | 2013-02-20 | 富准精密工业(深圳)有限公司 | LED lamp |
-
2006
- 2006-07-11 CN CNA2006100863961A patent/CN1888526A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101290090B (en) * | 2007-04-17 | 2011-09-21 | 财团法人工业技术研究院 | Checking system light source stray illumination device |
| CN101463982B (en) * | 2007-12-21 | 2013-02-20 | 富准精密工业(深圳)有限公司 | LED lamp |
| WO2010078699A1 (en) * | 2008-12-30 | 2010-07-15 | She Jie | Led source module and lamp |
| CN101598306A (en) * | 2009-02-18 | 2009-12-09 | 东莞市友美电源设备有限公司 | The installation method of great power LED in light fixture |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20070103 |