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CN103775927A - Light emitting diode (LED) lamp - Google Patents

Light emitting diode (LED) lamp Download PDF

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Publication number
CN103775927A
CN103775927A CN201410062573.7A CN201410062573A CN103775927A CN 103775927 A CN103775927 A CN 103775927A CN 201410062573 A CN201410062573 A CN 201410062573A CN 103775927 A CN103775927 A CN 103775927A
Authority
CN
China
Prior art keywords
led lamp
heat
cylindrical shell
lamp according
fin
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.)
Pending
Application number
CN201410062573.7A
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Chinese (zh)
Inventor
周均
朱海江
郭云香
胡浩
张旭东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUZHOU JIWEI ELECTRONIC TECHNOLOGY Co Ltd
Original Assignee
HUZHOU JIWEI ELECTRONIC TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HUZHOU JIWEI ELECTRONIC TECHNOLOGY Co Ltd filed Critical HUZHOU JIWEI ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN201410062573.7A priority Critical patent/CN103775927A/en
Publication of CN103775927A publication Critical patent/CN103775927A/en
Pending legal-status Critical Current

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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

The invention belongs to the lamp field, and particularly relates to an embedded light emitting diode (LED) lamp. The LED lamp comprises a lampshade component, a luminous chip, a heat radiator and a spring support, wherein the heat radiator comprises a barrel and main cooling fins arranged on the outer surface of the barrel in radial mode, a heat transfer plate is arranged in the front of the barrel, the luminous chip is arranged on the heat transfer plate, the lampshade component comprises a surface cover, a reflection cup arranged in the surface cover, and a connecting ring arranged on the reflection cup in covering mode and used to connect the surface cover and the heat radiator together, subsidiary cooling fins vertical to the main cooling fins are arranged at the outer ends of the main cooling fins, and the spring support is arranged on the heat radiator in dismountable mode. The LED lamp is low in height, few in used material, low in weight, full in heat dissipation, and long in use life. Furthermore, compared with an existing LED lamp, when the LED lamp is of the same volume as the existing LED lamp, heat dissipation efficiency of the LED lamp can be improved by 20%-30%, and power of the LED lamp can be improved by 3-6W.

Description

A kind of LED lamp
Technical field
The invention belongs to field of light fittings, relate in particular to a kind of Embedded LED lamp.
Background technology
Existing its radiator of LED lamp adopts intensive fin-shaped fin, intensive owing to arranging, its radiating effect is limited, and existing LED lamp and lampshade connected mode are to have externally threaded protruding linkage section in radiator front end setting tool, again linkage section being accessed to lampshade connects, bonding strength is low, and radiator is far away to the facial dimension of lamp, lamp height, take up room large, and this region is without fin, radiating effect is poor, lamp height also has requirement to the height of furred ceiling, also will make enough spaces while doing furred ceiling, has wasted space.Existing LED lamp its luminous power under the prerequisite of limited radiating effect is also limited in sum, cannot accomplish powerful lamp.As disclosed in Granted publication CN 203082726 U " a kind of flush type LED lamp ", comprise the radiator of loop configuration, lamp cylinder and the reflection shield of inlay card on radiator successively, be arranged on the LED light source of reflection shield bottom and the LED driving power being connected by electric wire with LED light source, lamp cylinder is located at reflection shield outside, its structure is the embedded LED modulated structure that the major part on existing market is general, due to the design of intensive fin, not only radiating effect is general, and light fixture with after certain hour because excess Temperature hand cannot touch, fin is also easily pricked the hand or is collided with, all be not easy to maintenance, the service life of lamp is also limited.
Summary of the invention
The object of the invention is provides a kind of good heat dissipation effect, Embedded LED lamp that volume is little for addressing the above problem.
To achieve these goals, the present invention adopts following technical scheme:
A kind of LED lamp, comprise lampshade assembly, luminescence chip, radiator and spring support, described radiator comprises cylindrical shell, is arranged at radially the main fin of barrel outer surface, described cylindrical shell front portion is provided with heat-conducting plate, described luminescence chip is arranged on described heat-conducting plate, described lampshade assembly comprises cover, is arranged at the reflector in cover and is sheathed on reflector for connecting the clamping ring of cover and radiator, described main fin outer end is provided with secondary fin perpendicular to main fin, and described spring support is removable installed on described radiator.
By the setting of secondary fin, can reduce the sheet number of main fin, strengthen the spacing between main fin, but can reach better radiating effect, few with material, quality is light.
As preferably, on described secondary fin lateral surface, be provided with some radiation tooths.Radiation tooth the further radiating effect that increased is set, radiation tooth is level and smooth short raised line, it is highly low, lightweight, can not increase the weight that radiator is too large, is convenient to hand-held.
As preferably, described main fin and described secondary fin are T set up of character patt ern.
Main fin outer end and secondary fin position of center line are connected to form T font, and its Stability Analysis of Structures, is connected firmly, heat radiation uniform high-efficiency.
As preferably, described luminescence chip comprises central layer and is arranged at the light-emitting area on central layer, on described luminescence chip, be covered with calendar plate, corresponding described light-emitting area position, described calendar plate center is provided with through hole, and the hole wall of described through hole convexes to form forward the spacing collar with reflector rear end bore adaptation.
Existing its light-emitting area of LED lamp is that the rear end of reflector is directly pressed in light-emitting area with coordinating of reflector, reflector is positioned to arcwall and the reflector adaptation of lordosis by light-emitting area edge, this fit structure can not be located reflector when mounted immediately, reflector can swing back and forth along arcwall, cause reflector rear end and light-emitting area friction, light-emitting area is caused to damage, affect the service life of illumination effect and lamp.The present invention adopts spacing collar, makes reflector rear end directly be buckled in spacing collar outside, and installation can reach instant location, after buckling well, can not slide each other, even if button is not to position, due to protruding spacing collar arrange reflector slide also not can abrasion to light-emitting area.Spacing collar is book type ultrawhite circle, can guarantee illumination effect, reduces as much as possible light loss.
As preferably, described heat-conducting plate embeds in described cylindrical shell, and described clamping ring rear and front end is all provided with external screw thread, is positioned at heat-conducting plate front side and is provided with and the internal thread of clamping ring rear end external screw thread adaptation on described cylinder inboard wall.
The each parts of design of clamping ring embedding cylindrical shell connect more firm, simple in structure, light fixture long service life.
As preferably, described spring support is arranged on described barrel outer surface.
As preferably, the outer end of described main fin and secondary fin extend to form forward the caulking groove that is positioned at barrel front end, and described interior caulking groove is sunk in described lampshade assembly rear end.
By lampshade assembly is embedded to radiator mode, radiator is utilized fully to the space of lampshade assembly front end, increase area of dissipation, make also can reach better radiating effect under the prerequisite of length that shortens radiator, and Embedded design and installation is more firm, lamp body not easy fracture falls apart, use safer, longer service life.
As preferably, described heat-conducting plate edge is provided with through hole, and described cylinder back-end is provided with the bonnet with central through hole, and the power line on described luminescence chip is successively through the through hole on heat-conducting plate and bonnet.
Two through holes are not concentric design, power line is detoured in radiator, thereby power line is positioned, and prevent that power line rolling line from affecting illumination effect, and LED lamp are not fragile, stable luminescence, long service life.
As preferably, described secondary fin is the arc coaxial with cylindrical shell, and described radiation tooth is to be distributed in the 2-6 bar on described arc and to be positioned at the radiation tooth of both sides and the both sides of arc flush.
Radiation tooth outer end is arc tips, and area of dissipation is large, and heat radiation evenly, is not pricked the hand.
As preferably, described heat-conducting plate is pure aluminum plate, and described calendar plate is ultrawhite PC plate.
Pure aluminum plate thermal conductivity is high, and ultrawhite PC plate does not lose light rate.
Adopt above technical scheme, the present invention has following beneficial effect:
1, this LED lamp height is low, few, lightweight with material, and fully, the power that more existing LED lamp radiating efficiency in the situation that of same volume can improve 20% ~ 30%, LED lamp can increase 3 ~ 6W, light fixture long service life in heat radiation.
2, this LED modulated structure is simple, each parts stable connection, and it is low, not difficult to handle that hand touches temperature, hand-held convenience, external form is succinct.
3, the design and installation of calendar plate is convenient, and light-emitting area is not fragile, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is radiator, clamping ring and reflector blast syndeton schematic diagram;
Fig. 3 is heat spreader structures schematic diagram.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
The following stated is only preferred embodiments of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in patent claim of the present invention.
Embodiment mono-:
A kind of LED lamp, comprise lampshade assembly, luminescence chip, radiator and spring support, described radiator comprises cylindrical shell 1, be arranged at radially the main fin 11 of cylindrical shell 1 outer surface, described cylindrical shell 1 front portion is provided with heat-conducting plate 12, described luminescence chip is arranged on described heat-conducting plate 12, described lampshade assembly comprises cover 2, be arranged at the reflector 3 in cover 2 and be sheathed on reflector 3 for connecting the clamping ring 4 of cover 2 and radiator, described main fin 11 outer ends are provided with secondary fin 13 perpendicular to main fin 11, described spring support is removable installed on described radiator.
On described secondary fin 13 lateral surfaces, be provided with some radiation tooths 14.Described main fin 11 is T set up of character patt ern with described secondary fin.
Described luminescence chip comprises central layer and is arranged at the light-emitting area 5 on central layer, on described luminescence chip, be covered with calendar plate 51, corresponding described light-emitting area 5 positions, described calendar plate 51 centers are provided with through hole, and the hole wall of described through hole convexes to form forward the spacing collar 52 with reflector 3 rear end bore adaptations.Reflector rear end is enclosed within outside spacing collar.
Calendar plate is cover plate, covers on chip, and is fixed by screws on heat-conducting plate.
Described heat-conducting plate 12 embeds in described cylindrical shell 1, and described clamping ring 4 rear and front ends are all provided with external screw thread, is positioned at heat-conducting plate 12 front sides and is provided with and the internal thread of clamping ring 4 rear end external screw thread adaptations on described cylindrical shell 1 inwall.
Described spring support is arranged on described cylindrical shell 1 outer surface, and because the more existing LED lamp of this LED lamp total length is short, therefore this set-up mode of spring support can be guaranteed the support effect of spring support, lamp installation is convenient.
The outer end of described main fin 11 and secondary fin 13 extend to form forward the caulking groove that is positioned at barrel front end, and described interior caulking groove is sunk in described lampshade assembly rear end.Main fin extends forward with the secondary fin of the part that is connected main fin, not only can increasing heat radiation area, and the interior caulking groove at the middle part simultaneously extending to form can guard lamp shade assembly.Lampshade assembly rear end is sunk to and is installed after interior caulking groove more firmly, and radiating effect is better.
Described heat-conducting plate 12 edges are provided with through hole, and described cylindrical shell 1 rear end is provided with the bonnet 6 with central through hole, and the power line on described luminescence chip is successively through the through hole on heat-conducting plate 12 and bonnet 6.Thereby power line is relative with radiator fixing by wearing around mode of distortion, determine power supply around firm, do not affect the performance of the chip being attached thereto.
Described secondary fin 13 is the arc coaxial with cylindrical shell 1, and described radiation tooth 14 flushes with the both sides of arc for the radiation tooth 14 that is distributed in 3 on described arc and is positioned at both sides.Main fin, secondary fin are connected with radiation tooth one, easy to process, good heat conduction effect, and processing cost is low.
Described heat-conducting plate 12 is pure aluminum plate, and described calendar plate 51 is ultrawhite PC plate.
Embodiment bis-:
Be in described radiation tooth 14 different from above-described embodiment flushes with the both sides of arc for the radiation tooth 14 that is distributed in 4 on described arc and is positioned at both sides.
Embodiment tri-:
Be in described radiation tooth 14 for be distributed in described arc on 6 different from above-described embodiment.
Embodiment tetra-:
Be in described radiation tooth 14 for be distributed in described arc on 2 different from above-described embodiment.
This LED lamp height is low, few, lightweight with material, and fully, the power that more existing LED lamp radiating efficiency in the situation that of same volume can improve 20% ~ 30%, LED lamp can increase 3 ~ 6W, light fixture long service life in heat radiation.

Claims (10)

1. a LED lamp, comprise lampshade assembly, luminescence chip, radiator and spring support, it is characterized in that: described radiator comprises cylindrical shell (1), be arranged at radially the main fin (11) of cylindrical shell (1) outer surface, described cylindrical shell (1) front portion is provided with heat-conducting plate (12), described luminescence chip is arranged on described heat-conducting plate (12), described lampshade assembly comprises cover (2), be arranged at the reflector (3) in cover (2) and be sheathed on reflector (3) upper for connecting the clamping ring (4) of cover (2) and radiator, described main fin (11) outer end is provided with secondary fin (13) perpendicular to main fin (11), described spring support is removable installed on described radiator.
2. a kind of LED lamp according to claim 1, is characterized in that: on described secondary fin (13) lateral surface, be provided with some radiation tooths (14).
3. a kind of LED lamp according to claim 2, is characterized in that: described main fin (11) is T set up of character patt ern with described secondary fin.
4. a kind of LED lamp according to claim 2, it is characterized in that: described luminescence chip comprises central layer and is arranged at the light-emitting area (5) on central layer, on described luminescence chip, be covered with calendar plate (51), corresponding described light-emitting area (5) position, described calendar plate (51) center is provided with through hole, and the hole wall of described through hole convexes to form forward the spacing collar (52) with reflector (3) rear end bore adaptation.
5. a kind of LED lamp according to claim 4, it is characterized in that: described heat-conducting plate (12) embeds in described cylindrical shell (1), described clamping ring (4) rear and front end is all provided with external screw thread, is positioned at heat-conducting plate (12) front side and is provided with and the internal thread of clamping ring (4) rear end external screw thread adaptation on described cylindrical shell (1) inwall.
6. a kind of LED lamp according to claim 1, is characterized in that: described spring support is arranged on described cylindrical shell (1) outer surface.
7. a kind of LED lamp according to claim 5, is characterized in that: the outer end of described main fin (11) and secondary fin (13) extend to form forward the caulking groove that is positioned at barrel front end, described interior caulking groove is sunk in described lampshade assembly rear end.
8. a kind of LED lamp according to claim 5, it is characterized in that: described heat-conducting plate (12) edge is provided with through hole, described cylindrical shell (1) rear end is provided with the bonnet (6) with central through hole, and the power line on described luminescence chip is successively through the through hole on heat-conducting plate (12) and bonnet (6).
9. a kind of LED lamp according to claim 8, it is characterized in that: described secondary fin (13) is the arc coaxial with cylindrical shell (1), described radiation tooth (14) flushes with the both sides of arc for the radiation tooth (14) that is distributed in the 2-6 bar on described arc and is positioned at both sides.
10. a kind of LED lamp according to claim 9, is characterized in that: described heat-conducting plate (12) is pure aluminum plate, and described calendar plate (51) is ultrawhite PC plate.
CN201410062573.7A 2014-02-25 2014-02-25 Light emitting diode (LED) lamp Pending CN103775927A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410062573.7A CN103775927A (en) 2014-02-25 2014-02-25 Light emitting diode (LED) lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410062573.7A CN103775927A (en) 2014-02-25 2014-02-25 Light emitting diode (LED) lamp

Publications (1)

Publication Number Publication Date
CN103775927A true CN103775927A (en) 2014-05-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3390897A1 (en) * 2015-10-19 2018-10-24 Aurora Limited Downlight with a detachable electronic module
CN110062862A (en) * 2016-12-21 2019-07-26 松下知识产权经营株式会社 The mounting structure of light source substrate

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004062990A1 (en) * 2004-12-22 2006-07-06 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lighting device with at least one light emitting diode and vehicle headlights
JP2010055938A (en) * 2008-08-28 2010-03-11 Toshiba Lighting & Technology Corp Lighting apparatus
CN103123077A (en) * 2011-11-18 2013-05-29 重庆四联光电科技有限公司 Light-emitting diode (LED) down lamp
CN203162730U (en) * 2013-02-01 2013-08-28 李世俊 Cylindrical LED street lamp
CN203731229U (en) * 2014-02-25 2014-07-23 湖州积微电子科技有限公司 LED lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004062990A1 (en) * 2004-12-22 2006-07-06 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lighting device with at least one light emitting diode and vehicle headlights
JP2010055938A (en) * 2008-08-28 2010-03-11 Toshiba Lighting & Technology Corp Lighting apparatus
CN103123077A (en) * 2011-11-18 2013-05-29 重庆四联光电科技有限公司 Light-emitting diode (LED) down lamp
CN203162730U (en) * 2013-02-01 2013-08-28 李世俊 Cylindrical LED street lamp
CN203731229U (en) * 2014-02-25 2014-07-23 湖州积微电子科技有限公司 LED lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3390897A1 (en) * 2015-10-19 2018-10-24 Aurora Limited Downlight with a detachable electronic module
CN110062862A (en) * 2016-12-21 2019-07-26 松下知识产权经营株式会社 The mounting structure of light source substrate

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Application publication date: 20140507