CN102121577B - LED lamp - Google Patents
LED lamp Download PDFInfo
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- CN102121577B CN102121577B CN2010100052258A CN201010005225A CN102121577B CN 102121577 B CN102121577 B CN 102121577B CN 2010100052258 A CN2010100052258 A CN 2010100052258A CN 201010005225 A CN201010005225 A CN 201010005225A CN 102121577 B CN102121577 B CN 102121577B
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- clamping ring
- led lamp
- radiator
- entrance
- radiating
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Abstract
The invention discloses a light emitting diode (LED) lamp. The LED lamp comprises a radiator, a circuit board connected with the radiator, an LED luminous body, a lamp cap and a lamp shade which are arranged on the circuit board, and a connecting ring for connecting the lamp cap with the lamp shade, wherein the lamp shade comprises a pervious cover which covers the LED luminous body, and a radiating cover which covers the radiator. The radiating cover with a radiating opening is arranged, and a radiating cavity is formed by the radiating cover and the circuit board, so that the radiator is coated in the radiating cover, and potential safety hazard caused by direct contact of the radiator and the non-insulated circuit board or a radiating fin during assembly or disassembly is avoided.
Description
Technical field
The present invention relates to lighting, relate in particular to a kind of LED lamp.
Background technology
LED(Light-Emitting Diode: light emitting diode) obtain using more and more widely in lighting as a kind of novel energy-conserving and environment-protective light-emitting component.
The radiator structure of LED illuminating lamp is the vitals that the high-power LED product must be used, and radiator structure as the conduction annex of heat radiation, is most important effect for safety and the use of protecting LED.Due to the restriction in power supply space, can't accomplish to isolate the transformation form in the little space of illumination commonly used at all.When making human body touch radiator structure, there is potential safety hazard in such structure.
Summary of the invention
The main technical problem to be solved in the present invention is that a kind of LED lamp with higher-security energy is provided.
For solving the problems of the technologies described above, the invention provides a kind of LED lamp, comprise radiator, be fixed on LED lamp group, lamp holder, the lampshade on radiator and the clamping ring that connects described lamp holder and described lampshade, described lampshade comprises diffuser and heat dissipating housing, described diffuser is fixedly connected with described heat dissipating housing, described diffuser covers described LED illuminator, and described heat dissipating housing covers described radiator.
Be provided with radiating opening on described heat dissipating housing.
The cross section of described radiator and the cross section of described heat dissipating housing coupling, described radiator comprises a plurality of fin, is provided with the first gap between adjacent described fin.
The surface of described fin is provided with radiating groove.
Described radiating groove is dentation bar shaped radiating groove.
Described radiating opening has a plurality of, and described the first gap is corresponding with described radiating opening.
Described radiating opening is the in-line opening, and be arranged in parallel.
Described diffuser and described heat dissipating housing form the lampshade chamber with blind end and openend, described lampshade chamber comprises the heat radiation chamber that is provided with radiator and the emitting cavity that is provided with LED lamp group, has the second gap that described heat radiation chamber and described emitting cavity are connected between described LED lamp group and described blind end, described clamping ring comprises the first clamping ring that is connected with described openend, be provided with the first entrance that air is entered on described the first clamping ring, be provided with the second entrance on described diffuser, described the first entrance and the second entrance are communicated with.
Described the first entrance is for being arranged on the first axially extended groove of clamping ring inwall, and described the second entrance is the opening that is arranged with on the diffuser end face.
Also comprising can reverberation and the reflector plate of diffused light, described reflector plate one end setting in the circuit board, the other end is arranged on clamping ring.
Described lamp holder has the lamp holder connecting portion, described clamping ring comprises the first clamping ring that is connected with described lampshade and the second clamping ring that is connected with described lamp holder connecting portion, described the first clamping ring and described the second clamping ring rotation coordinate, one of described the first clamping ring and described second clamping ring are provided with and can make described lamp holder and described clamping ring rotate mutually the detent projection of location, and another of described the first clamping ring and described the second clamping ring is provided with the first groove that coordinates with described detent projection.
Described lamp holder connecting portion inwall arranges bossed snap close, and described the second clamping ring outer wall is provided with the second groove with described snap fit.
Described the second groove is the cannelure around described the second clamping ring axis.
Described the second clamping ring inwall arranges bossed snap close, and described lamp holder connecting portion outer wall is provided with the second groove with described snap fit.
Described the second groove is the cannelure around described the second clamping ring axis.
Described detent projection is arranged on the inwall of lamp holder connecting portion, and described the first groove is arranged on the second clamping ring, the internal diameter coupling of the external diameter of described the second clamping ring and described lamp holder connecting portion.
Be provided with cantilever slab on described the second clamping ring, described the first groove is arranged on described cantilever slab.
Described the first groove is through hole.
Described lamp holder connecting portion inwall also is provided with projection, and described projection is higher than described detent projection.
The invention has the beneficial effects as follows:
The present invention is owing to being provided with heat dissipating housing, and heat dissipating housing covers radiator, and radiator is wrapped in heat dissipating housing, has avoided when installation or removal, and human body directly touches the potential safety hazard that uninsulated radiator brings.
Description of drawings
Fig. 1 is the front view in the specific embodiment of the invention;
Fig. 2 is the top view in the specific embodiment of the invention;
Fig. 3 is the cross-sectional structure schematic diagram of the radiator in the specific embodiment of the invention;
Fig. 4 is the element separate structure schematic diagram in the specific embodiment of the invention;
Fig. 5 is the cross-sectional structure schematic diagram of the first clamping ring in the specific embodiment of the invention;
Fig. 6 is the perspective view in the specific embodiment of the invention.
The specific embodiment
By reference to the accompanying drawings the present invention is described in further detail below by the specific embodiment.
As extremely shown in Figure 6 in Fig. 1, LED lamp of the present invention, its a kind of embodiment comprises LED lamp group, radiator, lamp holder 10, lampshade, clamping ring 60 and power supply (not shown).Power supply is arranged in lamp holder, is used for driving LED lamp group and radiator.LED lamp group comprises wiring board 40 and LED illuminator 41, and LED illuminator 41 is arranged on wiring board 40, and lamp holder 10 is connected clamping ring 60 and connects with lampshade.Wiring board 40 can be copper base, also can be aluminium base.
In one embodiment, lampshade can be set to various shape as required, as spherical, elliposoidal, cuboid or other shapes.Lampshade comprises heat dissipating housing 20 and diffuser 30, and heat dissipating housing 20 is fixedly connected with diffuser 30, specifically may cross buckle and connect.Heat dissipating housing 20 and diffuser 30 surround the lampshade chamber with openend and blind end, and wiring board 40 is arranged in the lampshade chamber, and diffuser 30 covers LED illuminator 41, and heat dissipating housing 20 covers radiator.Wiring board 40 and diffuser 30 form emitting cavities, and LED illuminator 41 is arranged in emitting cavity, and wiring board 40 forms with heat dissipating housing 20 chamber of dispelling the heat, and radiator is arranged in the chamber of dispelling the heat.
In one embodiment, radiator comprises fin 51 and pedestal, and fin 51 is arranged on pedestal, and wiring board 40 is fixed on pedestal, and pedestal is connected with clamping ring 60 by screw.The cross section coupling of the cross section of radiator and heat dissipating housing 20, fin 51 can have one also can have a plurality of.In this specific embodiment, fin 51 has a plurality of, has the first gap 52 between adjacent fin 51, and the cross section of a plurality of fin 51 reduces gradually from the centre to the both sides height, and the shape of the cross section of heat dissipating housing 20 can be semilune.The surface of fin 51 can also arrange radiating groove 53, and radiating groove 53 can have many, and radiating groove 53 can be dentation bar shaped radiating groove.
In one embodiment, the first gap 52 between fin 51 is corresponding with radiating opening 21.Radiating opening 21 can be set to various shape, can be set to the in-line opening as radiating opening 21.The in-line opening can have one, also can have a plurality ofly, and in one embodiment, this in-line opening be arranged in parallel.
Radiating opening 21 also can be set to poroid opening.Poroid opening can have one, also can have a plurality ofly, and in one embodiment, poroid opening has a plurality of, and the first gap 52 between fin 51 is corresponding with poroid opening.
In one embodiment, clamping ring 60 comprises the first clamping ring 61, the second clamping ring 62 and dividing plate 64.Dividing plate 64 is arranged between the first clamping ring 61 and the second clamping ring 62, is provided with the through hole 65 that wire is passed on dividing plate 64, makes wire one end connect power supply, and the other end connects LED illuminator 41 and radiator.The first clamping ring 61 is connected with lampshade, and the second clamping ring 62 is connected with lamp holder 10.Be provided with the first entrance 63, the first entrances 63 on the first clamping ring 61 air is entered, be provided with the second entrance 31, the second entrances 31 on diffuser 30 and also can make air enter emitting cavity.When lampshade is connected with clamping ring 60, the first entrance 63 and the second entrance 31 are communicated with, air can enter emitting cavity from the first entrance 63 and the second entrance 31 connectivity parts, pass the second gap 42 between wiring board 40 and lampshade cavity blind end, enter the chamber of dispelling the heat, after carrying out heat exchange with fin 51, heated air is discharged from radiating opening 21.
In one embodiment, the first entrance 63 can be for being arranged on the first clamping ring 61 inwalls and axially extended groove, and the second entrance 31 is for being arranged with the opening on diffuser 30 end faces.The first entrance 63 and the second entrance 31 can also be through holes, or the first clamping ring 61 are connected with diffuser connect after, other shapes that air is entered from the first entrance 63 and the second entrance 31 connectivity parts.
In one embodiment, lamp holder 10 has lamp holder connecting portion 11, and lamp holder connecting portion 11 is connected with the second clamping ring 62.Be respectively arranged with on the second clamping ring 62 and lamp holder connecting portion 11 and can make lamp holder 10 and clamping ring 60 rotate mutually the detent projection 12 of location and the first groove 66 that coordinates with detent projection 12.
In one embodiment, lamp holder connecting portion 11 inwalls arrange bossed snap close 13, the second clamping ring 62 outer walls and are provided with the second groove 68, and snap close 13 and the second groove 68 coordinate.Perhaps lamp holder connecting portion 11 outer walls arrange bossed snap close 13, the second clamping ring 62 inwalls and are provided with the second groove 68, and snap close 13 and the second groove 68 coordinate.The second groove 68 is the cannelure around the second clamping ring 62 axis.
In another embodiment, the second clamping ring 62 inwalls arrange bossed snap close 13, and lamp holder connecting portion 11 outer walls are provided with the second groove 68, and snap close 13 and the second groove 68 coordinate.Perhaps, the second clamping ring 62 outer walls arrange bossed snap close 13, and lamp holder connecting portion 11 inwalls are provided with the second groove 68, and snap close 13 and the second groove 68 coordinate.The second groove 68 is the cannelure around lamp holder connecting portion 11 axis.
In this specific embodiment, detent projection 12 is arranged on the inwall of lamp holder connecting portion 11, and the first groove 66 is arranged on the second clamping ring 62, the internal diameter of the external diameter of the second clamping ring 62 and lamp holder connecting portion 11 coupling.
In one embodiment, can be provided with cantilever lever 67, the first grooves 66 on the second clamping ring 62 is arranged on cantilever lever 67.The first groove 66 can be through hole.
In one embodiment, lamp holder connecting portion 11 inwalls can also arrange projection 14, and projection 14 is higher than detent projection 12, and projection 14 and cantilever slab 67 coordinate, and can play position-limiting action, prevent that the second clamping ring 62 rotations are over 360 °.
In one embodiment, can also comprise reflector plate 70.Reflector plate 70 is arranged on the light path of LED illuminator 41, is positioned at the side near clamping ring 60.In this specific embodiment, reflector plate 70 1 ends are arranged on wiring board 40, and the other end is arranged on clamping ring 60, specifically can be arranged on the first clamping ring 61.Reflector plate 70 can be the reflector plate of energy reverberation and diffused light.
In embodiments of the invention, the cross section of radiator and the cross section of heat dissipating housing coupling, radiator comprises a plurality of fin, is provided with the first gap between adjacent described fin, simple in structure, area of dissipation is large.The surface of fin is provided with radiating groove, can increase area of dissipation, improves radiating effect.Radiating groove is dentation bar shaped radiating groove, can further improve radiating effect.Radiating opening has a plurality of, and corresponding with the first gap between fin, and hot-air is in time discharged.The second gap makes emitting cavity and heat radiation chamber perforation, clamping ring comprises the first clamping ring that is connected with lampshade, be provided with the first entrance on the first clamping ring, be provided with the second entrance on diffuser, the first entrance and the second entrance are communicated with, the low air of temperature is entered from the first entrance and the second entrance connectivity part, hot-air is gone out from the radiating opening on heat dissipating housing, form circulation of air, improve radiating effect, improve the quality of LED lamp, extend its service life.Lamp holder connecting portion inwall arranges bossed snap close, the second clamping ring outer wall is provided with the second groove with snap fit, perhaps, the second clamping ring inwall arranges bossed snap close, lamp holder connecting portion outer wall is provided with the second groove with snap fit, latch in the second groove and move, be convenient to be fixed with the first groove by snap close between lamp holder connecting portion and the second clamping ring and be connected.The second groove is the cannelure around the second clamping ring axis, makes snap close can do rotation at any angle in the second groove, is convenient to lamp holder connecting portion and the second clamping ring fixing at an arbitrary position.Be provided with cantilever slab on the second clamping ring, the first groove is arranged on cantilever slab, makes the second clamping ring structure simpler.Lamp holder connecting portion inwall is provided with projection, and projection coordinates with cantilever slab, can prevent that the second clamping ring rotation from surpassing 360 °, avoided the anglec of rotation greater than 360 ° of infringements that the LED lamp is caused.Reflector plate one end setting in the circuit board, the other end is arranged on the first clamping ring, and the light of originally penetrating on the first clamping ring is utilized, and has avoided light to impinge upon the luminance loss who causes on the first clamping ring.Reflector plate is the reflector plate of energy reverberation and diffused light.Adopt both to have had reflecting effect, have again the reflector plate of diffusion effect, brightness has been improved more than 3%.After brightness improved, eyes looked not dazzling, thereby also improved the visual effect when luminous.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. LED lamp, it is characterized in that, the clamping ring (60) that comprises radiator, is fixed on LED lamp group, lamp holder (10), the lampshade on radiator and connects described lamp holder (10) and described lampshade, described LED lamp group comprises the LED illuminator, described lampshade comprises diffuser (30) and heat dissipating housing (20), described heat dissipating housing (20) is insulating boot, described diffuser (30) is fixedly connected with described heat dissipating housing (20), described diffuser (30) covers described LED illuminator, and described heat dissipating housing (20) covers described radiator;
Be provided with radiating opening (21) on described heat dissipating housing (20);
described diffuser (30) and described heat dissipating housing (20) form the lampshade chamber with blind end and openend, described lampshade chamber comprises the heat radiation chamber that is provided with radiator and the emitting cavity that is provided with LED lamp group, has the second gap (42) that described heat radiation chamber and described emitting cavity are connected between described LED lamp group and described blind end, described clamping ring (60) comprises the first clamping ring (61) that is connected with described openend, be provided with the first entrance (63) that air is entered on described the first clamping ring (61), be provided with the second entrance (31) on described diffuser (30), described the first entrance (63) and the second entrance (31) are communicated with, air can enter described emitting cavity from the first entrance (63) and the second entrance (31) connectivity part, passes described the second gap (42), discharges from described radiating opening (21) after entering described heat radiation chamber.
2. LED lamp as claimed in claim 1, it is characterized in that, the cross section coupling of the cross section of described radiator and described heat dissipating housing (20), described radiator comprises a plurality of fin (51), is provided with the first gap (52) between adjacent described fin (51).
3. LED lamp as claimed in claim 2, is characterized in that, the surface of described fin (51) is provided with radiating groove (53).
4. LED lamp as claimed in claim 3, is characterized in that, described radiating groove (53) is dentation bar shaped radiating groove.
5. LED lamp as claimed in claim 2, is characterized in that, described radiating opening (21) has a plurality of, and described the first gap (52) is corresponding with described radiating opening (21).
6. LED lamp as claimed in claim 5, is characterized in that, described radiating opening (21) is the in-line opening, and be arranged in parallel.
7. LED lamp as claimed in claim 1, is characterized in that, described the first entrance (63) is for being arranged on the axially extended groove of the first clamping ring (61) inwall, and described the second entrance (31) is for being arranged with the opening on the diffuser end face.
8. LED lamp as claimed in claim 1, is characterized in that, also comprising can reverberation and the reflector plate (70) of diffused light, described reflector plate (70) one end settings in the circuit board, the other end is arranged on described clamping ring (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100052258A CN102121577B (en) | 2010-01-12 | 2010-01-12 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100052258A CN102121577B (en) | 2010-01-12 | 2010-01-12 | LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102121577A CN102121577A (en) | 2011-07-13 |
| CN102121577B true CN102121577B (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100052258A Expired - Fee Related CN102121577B (en) | 2010-01-12 | 2010-01-12 | LED lamp |
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| Country | Link |
|---|---|
| CN (1) | CN102121577B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734772A (en) * | 2012-03-05 | 2012-10-17 | 无锡市爱尔电子有限公司 | Combined discontinuous multilayer three-dimensional heat-radiating structure of LED (Light Emitting Diode) lamp device |
| CN103557458B (en) * | 2013-11-07 | 2016-03-16 | 江苏达伦电子股份有限公司 | A kind of LED of easy installation and removal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101363607A (en) * | 2008-08-27 | 2009-02-11 | 深圳市中电照明股份有限公司 | LED bulb |
| CN201293296Y (en) * | 2008-08-22 | 2009-08-19 | 张春涛 | LED lamp with heat radiation fin |
| CN201306631Y (en) * | 2008-10-21 | 2009-09-09 | 深圳万润科技股份有限公司 | A bulb and heat radiator thereof |
| CN201377709Y (en) * | 2009-07-23 | 2010-01-06 | 深圳市长方照明工业有限公司 | LED bulb |
| CN201636580U (en) * | 2010-01-12 | 2010-11-17 | 深圳市普耐光电科技有限公司 | LED (Light-Emitting Diode) lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571268B (en) * | 2008-04-30 | 2014-04-09 | 诸建平 | High power LED lamp |
-
2010
- 2010-01-12 CN CN2010100052258A patent/CN102121577B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201293296Y (en) * | 2008-08-22 | 2009-08-19 | 张春涛 | LED lamp with heat radiation fin |
| CN101363607A (en) * | 2008-08-27 | 2009-02-11 | 深圳市中电照明股份有限公司 | LED bulb |
| CN201306631Y (en) * | 2008-10-21 | 2009-09-09 | 深圳万润科技股份有限公司 | A bulb and heat radiator thereof |
| CN201377709Y (en) * | 2009-07-23 | 2010-01-06 | 深圳市长方照明工业有限公司 | LED bulb |
| CN201636580U (en) * | 2010-01-12 | 2010-11-17 | 深圳市普耐光电科技有限公司 | LED (Light-Emitting Diode) lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102121577A (en) | 2011-07-13 |
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Granted publication date: 20130508 Termination date: 20170112 |
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