CN102454885A

CN102454885A - ED (light emitting diode) illuminating lamp

Info

Publication number: CN102454885A
Application number: CN2010105164118A
Authority: CN
Inventors: 张明; 尤诚培
Original assignee: SUZHOU MONT LIGHTING CO Ltd
Current assignee: SUZHOU MONT LIGHTING CO Ltd
Priority date: 2010-10-22
Filing date: 2010-10-22
Publication date: 2012-05-16

Abstract

The invention relates to an LED (light emitting diode) illuminating lamp, which comprises a lamp holder component connected with a power source, a lampshade, a plastic inner casing positioned in the lampshade, a control circuit board and an aluminum-base plate provided with LEDs, wherein the lamp holder component comprises a lamp cap for energization and an insulating sleeve positioned between the lamp cap and the lampshade; the insulating sleeve and the plastic inner casing respectively assemble and fix the lampshade in two opposite directions; and the control circuit board is arranged in parallel to the aluminum-base plate. Compared with the prior art, the illuminating lamp provided by the invention has the advantages of optimal and reasonable inner space layout and low manufacturing cost.

Description

The LED illuminating lamp

Technical field

The present invention relates to lighting field, relate in particular to a kind of LED illuminating lamp.

Background technology

It is long that the semiconductor LED lighting source has the life-span, energy-conservation, safety, environmental protection, rich color and microminiaturized and be called as light source of future generation receive much concern, along with the continuous development of power-saving technology, the LED lamp is the direction of following illuminating industry development in the future.Common high-powered LED lamp PAR (par) lamp is widely used in common and professional optical tech field, for example perhaps builds in the light application in disco illumination and is used by a large amount of.

At present, the accommodation space that existing LED lamp inside is used for the holding electronic components and parts is generally all located in the lamp holder, and in order to make that product is more attractive in appearance and to meet relevant criterion; The size of lamp holder is very limited; Make its inner accommodation space become very narrow and small, simultaneously, because said lamp holder all is the design of integral type; The size of its inner accommodation space can't change; Making control circuit board all can only be vertically placed in the said accommodation space usually, also is for this reason, makes all to adopt the IC integrated chip to reduce its occupation rate to the space on the control circuit board in the present most LED illuminating lamp; A kind of LED illuminating lamp is disclosed for CN200480025822.X number like Chinese patent; The heat sink interior on its conic lamp-shade top is provided with the control circuit board of vertical placement, because the bottom of this control circuit board near light emitting source, will produce great amount of heat during owing to light emitting source work; Make the electronic devices and components of circuit board bottom end position very easily receive the influence of high temperature, thus the potential safety hazard of bringing.

Given this, be necessary to provide a kind of new LED illuminating lamp to solve the problems referred to above.

Summary of the invention

To the deficiency of prior art, the technical problem that the present invention solves provides a kind of LED illuminating lamp, and it can improve the inner space of lamp greatly.

For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that

A kind of LED illuminating lamp; Comprise lamp base component, the lampshade that connects power supply, the plastic cement cover, the control circuit board that are positioned at lampshade and the aluminium base that the LED diode is installed; Said lamp base component comprises that the lamp holder that is used to switch on reaches the insulation sleeve between said lamp holder and lampshade; Cover is fixing from opposite both direction and the assembling of said lampshade respectively in said insulation sleeve and the said plastic cement, and said control circuit board and said aluminium base laterally arrange.

Further, said control circuit board and said aluminium base are and are horizontally disposed with.

Further, cover is from bottom to top fixing with said lampshade assembling in the said plastic cement, and said insulation sleeve is from top to bottom fixing with said lampshade assembling.

Further, but said lamp holder and insulation sleeve are provided with the screw thread of screw fit.

Further, said LED illuminating lamp also comprise one support said control circuit board the plastic cement thermal insulating disc, support the heat transfer plate of said plastic cement thermal insulating disc and support the heat conducting disk of said heat transfer plate.

Further, cover forms an insulated space with said plastic cement thermal insulating disc in the said plastic cement, and said control circuit board places in the said insulated space.

Further; Said plastic cement thermal insulating disc is provided with the interior buckling parts that holds with said control circuit board, supports the support portion of said circuit board, and and the outer buckling parts that closes of said plastic cement internal taping, put in the said plastic cement and be provided with the slot that cooperates with said outer buckling parts.

Further, said LED illuminating lamp further comprises an aluminium ring, and this aluminium is equipped with inside support ring and reaches the outer support ring against said lampshade.

Compared with prior art, LED illuminating lamp of the present invention has improved the accommodation space that inner confession control circuit board is installed, and has also reduced manufacturing cost simultaneously.

Description of drawings

Shown in Figure 1ly be the schematic perspective view after the LED illuminating lamp of the present invention combination.

Shown in Figure 2 for the three-dimensional exploded view of LED illuminating lamp of the present invention.

Shown in Figure 3ly be the cutaway view after the LED illuminating lamp of the present invention combination.

Shown in Figure 4 for the stereo amplification figure of LED lighting lamp shade of the present invention.

Stereo amplification figure for cover in the LED illuminating lamp plastic cement of the present invention shown in Figure 5.

Shown in Figure 6 for the stereo amplification figure of LED illuminating lamp plastic cement thermal insulating disc of the present invention.

Shown in Figure 7 for the stereo amplification figure of LED illuminating lamp heat transfer plate of the present invention.

The specific embodiment

Ginseng Fig. 1 is to shown in Figure 7, and the present invention provides a kind of LED illuminating lamp, comprises lamp base component 10, lampshade 20, power drives assembly 30 and light source assembly 40.Define direction M from top to bottom.Wherein lamp base component 10 is fixed assembling with lampshade 20 on above-below direction, and power drives assembly 30 all is positioned at lampshade 20 and distribution up and down respectively with light source assembly 40.

Lamp base component 10 comprises lamp holder 11 and insulation sleeve 12, and the inner surface of lamp holder 11 is provided with internal thread, and the upper end of insulation sleeve 12 is provided with external screw thread with matching, and lamp holder 11 is connected with the external screw thread rotation through internal thread with insulation sleeve 12.Insulation sleeve 12 is horn-like, and its inboard is extended with installation portion 121 (ginseng Fig. 3) on the M direction, and installation portion 121 is provided with installing hole (figure does not show), and preferably, installation portion of the present invention is set to three.

Ginseng Fig. 4; Lampshade 20 is processed for the plastic material of heat conduction, roughly is horn-like, and its open upper end and concaving is stretched the installation portion 121 that forms annular; Said installation portion 21 is provided with three through holes 211, its with installation portion 121 on the installing hole above-below direction on corresponding consistent.The lower end of lampshade 20 is extended with cylindrical shape assembly wall 22 in the M direction, and assembly wall 22 is provided with installing hole 221.Said lampshade 20 can be connected with light source assembly through installing hole 221.Scribble insulating moulding coating on the madial wall of lampshade 20,, prevent that outside heat from distributing to lampshade 20 inner spaces like insulated paint, rubberbase paint etc.

Join shown in Figure 2, power drives assembly 30 comprise cover 31 in the plastic cement, electronic devices and components 32 and with plastic cement thermal insulating disc 33.Cover 31 is formed with insulated space with plastic cement thermal insulating disc 33 in the plastic cement, and electronic devices and components 32 are supported and place said insulated space by plastic cement thermal insulating disc 33.

Join shown in Figure 5; Cover 31 is made up of chamfered portion 311 and cylindrical shape part 312 in the plastic cement; Cylindrical shape part 312 is to be extended by the lower end edge M direction of chamfered portion 311 to form; The installation portion 313 of the open upper end of said chamfered portion 311 and the annular that extends internally, said installation portion 313 is provided with three through holes 3131, and through hole 3131 is corresponding on the M direction with through hole 211 on the lampshade 20.Cover 31, lampshade 20 are fixedly connected with installing hole on the installation portion 121 through passing its through

hole

3131 and 211 screw respectively in the said plastic cement, thereby realizing that insulation sleeve 12, lampshade 20 and plastic cement are interior overlaps 31 connection.

Join shown in Figure 6ly, plastic cement thermal insulating disc 33 is located at control circuit board 34 belows in order to carrying said circuit board 34 and electronic devices and components 32, and said plastic cement thermal insulating disc 33 is disc and can be tightly connected with the lower end of the cylindrical shape part 312 of cover 31 in the plastic cement.The edge of plastic cement thermal insulating disc 33 upwards protrude out useful with fasten buckling parts 331 in said circuit board 34 some, in order to some support portions 332 of supporting said circuit board 34 and outwards protrude out and outer buckling parts 333 in order to be interlocked with cylindrical shape part 312; Correspondingly, the sidewall of cylindrical shape part 312 is provided with the buckling groove 314 (ginseng Fig. 5) that cooperates with outer buckling parts 333.Be provided with installing hole 334 at the center of plastic cement thermal insulating disc 33, the bottom of plastic cement thermal insulating disc 33 also is extended with two round bars 335.

Said light source assembly 40 comprises heat transfer plate 41, heat conducting disk 42, aluminium base 43, LED diode 44 and convex lens face shield 45, and said heat transfer plate 41, heat conducting disk 42, aluminium base 43, LED diode 44 and convex lens face shield 45 distribute in lampshade 20 from top to bottom.

Join shown in Figure 7; The disk that heat transfer plate 41 constitutes for aluminum; Its horizontal positioned is parallel with circuit board 34, and the end is cone structure and can fits with the inner surface of lampshade 20 all around, and heat transfer plate 41 upper surfaces protrude out two circles different annular rib of height on the M direction: interior ribs 411 and outside keep out rib 412; This annular rib and heat transfer plate are the concentric setting, and keep out outward rib 412 be higher than in ribs 411.Wherein interior ribs 411 is kept out the bottom surface that rib 412 is higher than plastic cement thermal insulating disc 33 outward in order to support plastic cement thermal insulating disc 33 bottom surface outward flanges, can withstand the outward flange of plastic cement thermal insulating disc 33, prevents to rock around the plastic cement thermal insulating disc 33.Between interior ribs 411 and plastic cement thermal insulating disc 33 bottom surfaces, cement, between plastic cement thermal insulating disc 33 bottom surfaces and heat transfer plate 41 upper surfaces, can form the heat-insulation chamber of sealing like this with glue.Also be provided with on the heat transfer plate 41 and round bar 335 corresponding two through holes 413 on the M direction, the outside that heat transfer plate 41 is kept out rib 412 outside also be provided with 414, three installing holes 414 of three installing holes be positioned at the concentric same circle of heat transfer plate on.

The heat conducting disk 42 of metal is positioned at heat transfer plate 41 belows; Roughly be taper type; The top board of this heat conducting disk 42 is a circular flat; Extend into the conical surface 421 downwards from the edge, the conical surface 421 extends into cylindrical sidewall from the bottom along the M direction, and the inner chamber 426 of said aluminium base 43 is accommodated in said top board and 421 formation one of the said conical surface.The said conical surface 421 is fitted with cylindrical sidewall and lampshade 20 inner surfaces, and Fig. 2 and Fig. 3 (are joined) at grade with the lower surface 23 of lampshade 20 in the lower surface 422 of heat conducting disk 42.Fit in the bottom surface of the top board of heat conducting disk 42 and heat transfer plate 41.Heat conducting disk 42 is provided with respectively and corresponding consistent through hole 423 in through hole 413 and installing hole 414 position on the M direction and through hole 424; Also be provided with three through holes 425 that are isosceles triangle behind the line on the heat conducting disk 42, these three through holes 425 be positioned at the concentric same circle of heat conducting disk 42 on.

Aluminium base 43 is discoideus, laterally arranges with circuit board 34, and this aluminium base 34 is positioned at the inner chamber 426 of heat conducting disk 42 and from bottom to top is affixed on the top board of said heat conducting disk 42.Said aluminium base 34 comprises from top to bottom respectively by aluminium sheet (not shown), first insulation board (not shown), circuit board (not shown) and four layers of formation of second insulation board (not shown); Be respectively equipped with on the aluminium base 43 and the corresponding through hole in through hole 423, through hole 424 and through hole 425 position on the M direction 433, fluting 434 and through hole 435, fluting 434 is positioned at the lateral edges (ginseng Fig. 2) of aluminium base 43.The lower surface of aluminium base 43 can be connected and carry power supply with the pin of LED diode 44.

Round bar 335 on the plastic cement thermal insulating disc 33 can pass through hole 413, through hole 423 and the through hole 433 on heat transfer plate 41, heat conducting disk 42, the aluminium base 43 respectively; Avoid rocking of plastic cement thermal insulating disc 33; The electric wire that its inside of while also can supply (figure does not show) passes; Prevent that electric wire from touching metal section and part and short circuit, the lucky portion in lower end of round bar 335 stretches out through hole 433 simultaneously.Screw can pass fluting 434 respectively and be connected with installing hole 414 through through hole 424, thereby makes heat transfer plate 41, heat conducting disk 42 and aluminium base 43 be fixed together.

Convex lens face shield 45 is rounded, and it is positioned at the below of aluminium base 43, and said convex lens face shield 45 tops be provided with can ccontaining LED diode 44 some grooves 451, said groove 451 has the optically focused effect simultaneously.LED diode 44 luminous components are positioned at groove, and pin is connected with the electrode contact site of aluminium base 43 bottom surfaces.Convex lens face shield 45 tops also are provided with the round bar 452 that protrudes out; It can pass through hole 435 and through hole 425 on aluminium base 43 and the heat conducting disk 42 respectively; And offset just with the bottom surface of heat transfer plate 41; To prevent rocking between aluminium base 43, heat conducting disk 42 and the convex lens face shield 45, also convex lens face shield 45 is played a supporting role simultaneously.The bottom surface of convex lens face shield 45 is provided with the annular recess 453 (ginseng Fig. 3) that upwards is recessed to form and extends along the circumference method.

The below of convex lens face shield 45 also is provided with an aluminium ring 50, and aluminium ring 50 upper surfaces have protruded out fin 51, and the inside and outside both sides of fin 51 are respectively equipped with inside support ring 52 and outer support ring 53 (ginseng Fig. 2).Wherein, inside support ring 52 can match with annular recess 453 lower surfaces of convex lens face shield 45 to merge and hold convex lens face shield 45, and outer support ring 53 is in order to the lower surface 23 (ginseng Fig. 3) against lampshade.The lateral wall of fin 51 is provided with the installing hole 54 with installing hole 221 corresponding settings.It is fixing with installing hole 54 that screw passes installing hole 221, thereby make lampshade 20 and aluminium ring 50 be fixed together.

Insulation sleeve 12 in the LED illuminating lamp of the present invention is the two-piece type setting with the interior cover 31 of plastic cement; It is fixing from opposite both direction and 20 assemblings of said lampshade respectively, and promptly insulation sleeve 21 from top to bottom fixedly mounts with lampshade 20, and cover 31 then from bottom to top installs and fixes with lampshade 20 in the plastic cement; The structure of integral type in the prior art; Be arranged so that so cover 31 need not be packed into via the top of lampshade 20 in the plastic cement, only need to be loaded to lampshade 20 inner getting final product, like this from lampshade 20 belows; Cover 31 can make bigger dimensions by demand in the plastic cement; Enough big accommodation space is provided for thus control circuit board 34, said control circuit board 34 can from bottom to top pack in the said lampshade 20 and be horizontal positioned into, the vertical situation of placement of circuit board in the prior art; Circuit board is laid the bigger electric capacity of volume in enough spaces because of horizontal positioned has among the present invention; And said electric capacity can extend upward enough distances and away from said light source assembly 40, reduce the influence of high temperature to electric capacity, stops potential safety hazard.

Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although the present invention is specified with reference to preferred embodiment; Those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and the scope of technical scheme of the present invention.

Claims

1. LED illuminating lamp; Comprise lamp base component, the lampshade that connects power supply, the plastic cement cover, the control circuit board that are positioned at lampshade and the aluminium base that the LED diode is installed; Said lamp base component comprises that the lamp holder that is used to switch on reaches the insulation sleeve between said lamp holder and lampshade; It is characterized in that: cover is fixing from opposite both direction and the assembling of said lampshade respectively in said insulation sleeve and the said plastic cement, and said control circuit board and said aluminium base laterally arrange.

2. LED illuminating lamp according to claim 1 is characterized in that: said control circuit board and said aluminium base are and are horizontally disposed with.

3. LED illuminating lamp according to claim 2 is characterized in that: cover is from bottom to top fixing with said lampshade assembling in the said plastic cement, and said insulation sleeve is from top to bottom fixing with said lampshade assembling.

4. LED illuminating lamp according to claim 3 is characterized in that: but said lamp holder and insulation sleeve are provided with the screw thread of screw fit.

5. LED illuminating lamp according to claim 4 is characterized in that: said LED illuminating lamp also comprise one support said control circuit board the plastic cement thermal insulating disc, support the heat transfer plate of said plastic cement thermal insulating disc and support the heat conducting disk of said heat transfer plate.

6. LED illuminating lamp according to claim 5 is characterized in that: cover forms an insulated space with said plastic cement thermal insulating disc in the said plastic cement, and said control circuit board places in the said insulated space.

7. LED illuminating lamp according to claim 6; It is characterized in that: said plastic cement thermal insulating disc is provided with the interior buckling parts that holds with said control circuit board, supports the support portion of said control circuit board, and and the outer buckling parts that closes of said plastic cement internal taping, put in the said plastic cement and be provided with the slot that cooperates with said outer buckling parts.

8. LED illuminating lamp according to claim 7 is characterized in that: said LED illuminating lamp further comprises an aluminium ring, and this aluminium is equipped with inside support ring and reaches the outer support ring against said lampshade.