CN201354973Y - White light LED surface light source novel streetlamp - Google Patents

Abstract

The utility model provides a white light LED surface light source novel streetlamp, which belongs to the technical field of the illumination equipment, and aims at solving the problems of the prior LED light source streetlamp that the heat radiation is poor, and the service life is short, and the light efficiency is low because the light is weakened after being used for a long period of time; a streetlamp main body is formed by joining a streetlamp holder and a shade cover which is provided with an anti-explosion glass shade, and the streetlamp holder is of a holder body with an inner concave cavity, and one or more white light LED surface light source modules are arranged inside the inner concave cavity of the streetlamp holder, and a reflection cup is arranged on the periphery of the white light LED surface light source modules, and an outer opening of the reflection cup is opposite to a bead of the transmission anti-explosion glass shade on the shade cover, and the back face of the white light LED surface light source modules is connected with a heat radiator, and the heat radiator is of an aluminum heat radiator which is provided with a plurality of conjoined heat radiation fins and is connected with the streetlamp holder, and an electric wire of the white light LED surface light source modules is connected with a power source controller which is arranged inside the streetlamp holder. The white light LED surface light source novel streetlamp has novel structure, energy conservation, high efficiency and environmental protection, and is applicable to the illumination in the fields such as different streets, squares, courtyards, parks, factories and the like.

Description

The white light LED area lighting source novel street lamp

Technical field

The utility model belongs to a kind of LED street lamp in the illuminating equipment technical field.

Background technology

LED (light emitting diode) light source has great potential and wide development prospect in the application of lighting field, and is especially along with urbanization development and new countryside construction, very huge to the demand of street lamp.In known technology, transitional street lamps is mainly high-pressure mercury lamp or fluorescent lamp, used power is big, power consumption is high, life-span is short, especially with it the long-pending big investment of supporting road lamp power supply cable cross-section is high, along with growing and scientific and technical the advancing by leaps and bounds of illuminating equipment, is starved of exploitation and adopts white LED light source street lamp energy-conservation, efficient, environmental protection.But white LED light source normally blue-light LED chip is installed in the bowl-shape reflection cavity, covering is to be mixed with the thin resin layer of the YAG:Ce fluorescent material that can produce gold-tinted, a blue light part of being sent by led chip is absorbed by fluorescent material, and the yellow light mix that another part blue light and fluorescent material send becomes white light.What the LED street lamp was required at present mainly is to be formed by connecting with several small-power chip portfolios than high-power LED light source, particularly led light source is a kind of cold light source, limit by its structure, the main luminescence chip of led light source can produce very high work heat energy at work, as the work heat energy of led light source can not being excreted, led chip will lose efficacy in high temperature gradually, thereby the poor radiation problem of high-power LED light source lamp has caused service life short, and the feasible divergence of beam that penetrates of bigger cooling surface area, optical efficiency is low, also have heavier glare problem, these have become influences the technical barrier that the extensive use of led light source street lamp is demanded urgently.

Summary of the invention

In order to overcome the deficiency of prior art, solving existing led light source road lamp cooling difference causes lowly and long-term use the light that declines to cause the low problem of optical efficiency again service life, the purpose of the utility model provides a kind of novel structure, and design innovation can overcome dazzle effectively, improve luminous efficiency, have energy-saving high-efficiency environment-friendly, luminous soft, thermal diffusivity is good, long service life, and supporting with it road lamp power supply cable cross-section is long-pending reduces to invest low new-type led light source street lamp greatly.

The technical scheme in the invention for solving the above technical problem is:

A kind of white light LED area lighting source novel street lamp, it is to connect to form the street lamp main body by street lamp lamp socket and the cover cap that studs with the printing opacity explosion-proof glass cover, the street lamp lamp socket is the pedestal that is shaped on inner cavity, in street lamp lamp socket inner cavity, be fitted with 1 to several piece (the best is 1～9) white light LED area lighting source module, and be fitted with reflector around the periphery of white light LED area lighting source module, the collar extension of reflector is along the bead with respect to printing opacity explosion-proof glass cover on the cover cap, be connected with radiator at the back side of white light LED area lighting source module (being the wiring board substrate bottom surface of LED modular surface light source), radiator is to be shaped on the aluminium radiator of several pieces conjuncted radiating fins and to be connected in the street lamp lamp socket, the electric wire of white light LED area lighting source module connects the power-supply controller of electric that is installed in the street lamp lamp socket, and the external cord of power-supply controller of electric connects power switch and external power supply fully.

Above-mentioned white light LED area lighting source novel street lamp, the luminous plaque face that the several piece white light LED area lighting source module of load is formed in the described street lamp lamp socket is that a plane is provided with, or become the convex surface setting according to LED area source guiding property light-emitting area, comprise frustum of a pyramid shape convex surface, ball arcuation convex surface, circular-arc convex surface, ellipsoid shape convex surface, and the convex surface of other suitable shapes, to enlarge illumination range.

Above-mentioned white light LED area lighting source novel street lamp, described white light LED area lighting source module is that every white light LED area lighting source module is installed in the lamp bowl, the bucket-shaped lamp bowl in the profile side of being of lamp bowl corresponding matching white light LED area lighting source module, tubaeform lamp bowl, and other and the suitable type lamp bowl of the corresponding cooperation of white light LED area lighting source module, again the lamp bowl periphery load reflector of white light LED area lighting source module is being housed.

Above-mentioned white light LED area lighting source novel street lamp, described reflector is the bowl-shape reflector of port footpath lamp little, that other end bore is big, the bucket-shaped reflector in the luminous plaque face side of being made for, the horn-like reflector that can form according to white light LED area lighting source module, and other suitable shape reflector.

Above-mentioned white light LED area lighting source novel street lamp, described power-supply controller of electric are the constant voltage dc source device that alternating current becomes direct-current transformer, or the constant current regulated power supply device, or the Switching Power Supply device provides stable voltage and current for white light LED area lighting source module.

Above-mentioned white light LED area lighting source novel street lamp, the radiating fin of described radiator are several bar plates arranged side by side or the plate that becomes grid; Also can on the heat radiation wing, be shaped on the heat radiation teeth groove again and improve area of dissipation, the working junction temperature of white light LED area lighting source module can be derived fast and distribute.The integral body that is connected in radiator edge on the street lamp lamp socket exposes directly in the outside heat radiation of street lamp, radiator or being connected in street lamp lamp socket inboard is arranged in the road lamp body inner chamber, and corresponding radiator is opened several louvres of system on the pedestal of street lamp lamp socket.

When the utility model used, according to the design needs, load was connected power supply with the external cord connection gauge tap and the power line of power-supply controller of electric to default light pole, can throw light on.Because the white light LED area lighting source module that the utility model adopted is that many particles low-power LED chip is disperseed to distribute in the circuit board, and overall package forms high-power LED surface light source together, make thermal source disperse to distribute, the junction temperature of led chip can pass to the entire radiator that fuses with wiring board by the wiring board substrate fast, dispel the heat by radiating surface than big hundreds of times of led chip area, make the temperature in the lamp body remain at the normal temperature constant state below 50 ℃ that uses of led chip, long-time use can not cause brightness decay and dead lamp failure, the service life of having improved the LED street lamp greatly.Be that white light LED area lighting source module of the present utility model is to adopt white colloid as crystal-bonding adhesive again, in the cavity of wiring board and frame formation, be filled with transparent adhesive tape, and outside transparent adhesive tape, evenly be packaged with the fluorescent material glue-line, make light source unit are luminous flux be generally less than the 5lm/ square centimeter, reflector and transparent glass cover are housed in addition, therefore can overcome dazzle.

Because technique scheme has been adopted in the utility model design, solved existing led light source road lamp cooling difference effectively and caused lowly and long-term use the light that declines to cause the low problem of optical efficiency again service life.Show through testing result on trial for several times, it compared with prior art, has novel structure, design innovation, can overcome dazzle effectively, improve luminous efficiency, and supporting with it road lamp power supply cable cross-section long-pending reduce greatly to invest low, maintenance cost is few, and have energy-saving high-efficiency environment-friendly, luminous soft, the long-term auroral poles that declines that uses is little, thermal diffusivity is good, long service life, working stability, advantage such as easy to install, be applicable to illuminations such as different kinds of roads, square, garden, park, plant area, have broad prospect for its application.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail.

Fig. 1 is the structure chart of the utility model embodiment.

Fig. 2 is the rearview of Fig. 1 embodiment.

Fig. 3 be among Fig. 1 A-A to cutaway view.

Each label is in the accompanying drawing: 1 street lamp lamp socket; 2 reflectors; 3 lamp bowls; 4 white light LED area lighting source modules; 5 radiators; 6 power-supply controller of electric; 7 lamp stands connect card; 8 cover caps; 9 printing opacity explosion-proof glass covers.

The specific embodiment

1-is embodiment illustrated in fig. 3 as accompanying drawing, the utility model is to connect to form the street lamp main body by street lamp lamp socket 1 and the cover cap 8 that studs with printing opacity explosion-proof glass cover 9, street lamp lamp socket 1 is the pedestal that is shaped on inner cavity, in street lamp lamp socket 1 inner cavity, be fitted with 4 white light LED area lighting source modules 4 that become a platen surface to be provided with altogether, each white light LED area lighting source module is all in the bucket-shaped lamp bowl 3 in the side of being installed in, and at the reflector 2 of the bucket-shaped lamp bowl in the periphery side of being fitted with around 4 white light LED area lighting source module lamp bowls of installing, the collar extension of reflector 2 is along the bead with respect to printing opacity explosion-proof glass cover 9 on the cover cap, in succession altogether and inlay the whole exposed radiator 5 that is connected on the street lamp lamp socket in the back side of 4 white light LED area lighting source modules, radiator 5 is the aluminium radiators by 1000 tons of press-casting machine die casting mouldings that are shaped on 20 conjuncted radiating fins, and on middle 12 heat radiation wings, also be shaped on the heat radiation teeth groove, connect the power-supply controller of electric 6 that is installed in street lamp lamp socket 1 cavity by electric wire after 4 white light LED area lighting source module parallel connections, power-supply controller of electric 6 is the constant voltage dc source devices that the 220V industrial-frequency alternating current become the output of 12V direct current, also is fitted with lamp stand and even blocks 7 in street lamp lamp socket 1 afterbody inner chamber.

The white light LED area lighting source module product of the packaged making of method for packing of the disclosed white light LED area lighting source module of Chinese patent publication number CN101137255A that present embodiment white light LED area lighting source module 4 adopts.

Claims (6)

1, a kind of white light LED area lighting source novel street lamp, it is to connect to form the street lamp main body by street lamp lamp socket (1) and the cover cap (8) that studs with printing opacity explosion-proof glass cover (9), it is characterized in that, the pedestal inner cavity of street lamp lamp socket (1) is fitted with 1 to several piece white light LED area lighting source module (4), be fitted with reflector (2) in periphery around white light LED area lighting source module, the collar extension of reflector (2) is along the bead that corresponds to printing opacity explosion-proof glass cover (9) on the cover cap, and at the back side of white light LED area lighting source module connection radiator (5), radiator (5) is for to be shaped on the aluminium radiator of several pieces conjuncted radiating fins and to be connected in the street lamp lamp socket, and the electric wire of white light LED area lighting source module connects the power-supply controller of electric (6) that is installed in street lamp lamp socket (1) cavity.

2, white light LED area lighting source novel street lamp according to claim 1 is characterized in that, white light LED area lighting source module the best of the interior load of street lamp lamp socket (1) is 1～9.

3, white light LED area lighting source novel street lamp according to claim 1 and 2 is characterized in that, the luminous plaque face that the several piece white light LED area lighting source module of the interior load of street lamp lamp socket (1) constitutes is that a plane is provided with.

4, white light LED area lighting source novel street lamp according to claim 1 and 2 is characterized in that, the luminous plaque face that the several piece white light LED area lighting source module of the interior load of street lamp lamp socket (1) is formed is the convex surface setting.

5, white light LED area lighting source novel street lamp according to claim 1 and 2, it is characterized in that, white light LED area lighting source module is that every white light LED area lighting source module all is fitted with in the lamp bowl (3), is centering on the lamp bowl periphery load reflector (2) that white light LED area lighting source module is housed again.

6, white light LED area lighting source novel street lamp according to claim 1 is characterized in that, also is shaped on the heat radiation teeth groove on the heat radiation wing of radiator (5).

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