CN202580946U

CN202580946U - Novel light-emitting diode (LED) street lamp

Info

Publication number: CN202580946U
Application number: CN2012201480572U
Authority: CN
Inventors: 陈凯东
Original assignee: ZHONGSHAN METEOR SHOWER FIGURES LIGHTING CO Ltd
Current assignee: ZHONGSHAN METEOR SHOWER FIGURES LIGHTING CO Ltd
Priority date: 2012-04-10
Filing date: 2012-04-10
Publication date: 2012-12-05
Anticipated expiration: 2022-04-10

Abstract

The utility model discloses a novel light-emitting diode (LED) street lamp which comprises a lamp shell component and at least one set of LED light source module arranged in the lamp shell component. The LED light source module comprises a base plate, an LED light source arranged on the lower end face of the base plate, and a radiator arranged on the base plate. The radiator is a heat pipe type radiator, and a heat pipe of the radiator is horizontally arranged, and part of the heat pipe or whole heat pipe contacted with the base plate is inserted into the base plate. Heat generated by the LED light source is conducted to the heat pipe of the radiator through the base plate, due to the fact that the heat pipe is horizontally arranged and inserted into the base plate, and the heat pipe has excellent conductive performance, the heat on the base plate can be rapidly conducted out to each of the parts of the radiator through the heat pipe, and finally the heat is dissipated into the air through the radiator. Therefore, the novel LED street lamp has excellent heat dissipation efficiency and luminous efficiency, an LED of higher power can be adopted as a light source, and service life of the novel LED street lamp is prolonged.

Description

A kind of Novel LED street lamp

Technical field

The utility model relates to a kind of Novel LED street lamp.

Background technology

LED is as a kind of solid light source, and with its long-life, high light efficiency, how photochromic and once light-distribution directional illumination function, many advantages such as can under safe voltage, work become the development trend of light source of new generation.Based on above-mentioned advantage, transitional street lamps has adopted led light source as lighting source in a large number.But street lamp need dispose high-power LED lamp usually, and the heat that LED distributed also increases, and the LED long-term work causes light decay too fast under hot environment easily, reduces its heating efficiency and life-span.All be to dispel the heat through aluminum substrate or aluminium matter fin traditionally, and this radiating mode is because the restriction of the heat conductivility of aluminum material, when being applied to high-power LED street lamp, the efficient of heat radiation is not high, reduces its luminous efficiency and service life; For improving the heat conductivility of aluminum material, though the radiator that adopts heat pipe for thermal conductivity is also arranged now, its heat pipe is arranged unreasonable, and not only waste material, and radiating effect is not good.

Summary of the invention

In order to overcome the deficiency of prior art, the utility model provides a kind of Novel LED street lamp, the characteristics with good heat dissipation effect, long service life of this LED street lamp.

The utility model solves the technical scheme that its technical problem adopted:

A kind of Novel LED street lamp; It is characterized in that comprising lamp housing assembly and at least one group of led light source module that is arranged in the lamp housing assembly; Said led light source module comprises substrate, is arranged on the led light source of substrate lower surface, is arranged on the radiator on the substrate; Said radiator is a heat-pipe type radiator, the horizontal setting of the heat pipe of this radiator, and with the heat pipe section of substrate contacts or all be embedded in substrate.

Said led light source module is provided with two groups.

Said radiator is to be combined by the polylith fin, and said heat pipe runs through each fin of this radiator.

Said led light source module also disposes front shroud and back shroud, and said substrate is arranged between front shroud and the back shroud, and said led light source module is connected with external power source through back shroud.

Said front shroud and back shroud are respectively arranged with pivoting hole and bar shaped chute corresponding to substrate; Said substrate one side both sides are articulated on front shroud and the back shroud through hold-down screw and cooperating of pivoting hole respectively; The opposite side both sides are installed on the bar shaped chute through adjustment screw respectively, and can regulate the inclination angle of substrate through this bar shaped chute.

Offer some semicircle elongated slots on the said substrate, the heat pipe of said radiator is partially submerged into to substrate through this semicircle elongated slot.

Said semicircle elongated slot connects the substrate both sides, offers some osculums corresponding with the semicircle elongated slot on said front shroud and the back shroud.

Offer some through holes on the said lamp housing assembly.

The beneficial effect of the utility model is: the radiator of the utility model is a heat-pipe type radiator, the horizontal setting of the heat pipe of this radiator, and with the heat pipe section of substrate contacts or all be embedded in substrate; Led light source is arranged on the lower surface of substrate; During application, the heat that led light source sends conducts to the heat pipe of radiator through substrate, because the horizontal setting of heat pipe and being embedded in the substrate; And heat pipe has very excellent heat conductivility; So the heat on the substrate can export to the various piece of radiator rapidly through heat pipe, pass through heat sink radiates at last to air, make this LED street lamp have excellent radiating efficiency and luminous efficiency; Can adopt than the high-power LED light source, and prolong its service life.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further specified:

Fig. 1 is the overall structure sketch map of the utility model;

Fig. 2 is the inside decomposing schematic representation of the utility model;

Fig. 3 is the front shroud structural representation of the utility model;

Fig. 4 is that the heat pipe of the utility model is arranged sketch map;

Fig. 5 is the heat spreader structures sketch map of the utility model.

The specific embodiment

Referring to figs. 1 through Fig. 5, Fig. 1 to Fig. 5 is the structural representation of a specific embodiment of the utility model, and is as shown in the figure; A kind of Novel LED street lamp comprises lamp housing assembly 1 and two groups of led light source modules 2 that are arranged in the lamp housing assembly 1, and led light source module 2 comprises substrate 3, is arranged on the led light source 21 of substrate 3 lower surfaces, is arranged on the radiator 4 on the substrate 3; Radiator 4 is the heat-pipe type radiators that combined by polylith fin 42; Heat pipe 41 runs through each fin 42 of this radiator 4, offers some semicircle elongated slots 31 on the substrate 3, and the heat pipe 41 horizontal settings of radiator 4 also are partially submerged into to substrate 3 through this semicircle elongated slot 31; During application; The heat that led light source 21 sends conducts to the heat pipe 41 of radiator 4 through substrate 3, because heat pipe 41 horizontal settings and being embedded in the substrate 3, strengthens the contact area of heat pipe 41 and substrate 3; And heat pipe 41 has very excellent heat conductivility; So the heat on the substrate 3 can export to the fin 42 of radiator 41 various pieces rapidly through heat pipe 41, be distributed in the air through fin 42 at last, make this LED street lamp have excellent radiating efficiency, luminous efficiency; Can adopt than high-power LED light source 21, and prolong its service life.

As shown in the figure, led light source module 2 also disposes front shroud 51 and back shroud 52, and substrate 3 is arranged between front shroud 51 and the back shroud 52, and led light source module 2 is connected with external power source through back shroud 52; Front shroud 51 is respectively arranged with pivoting hole 53 and bar shaped chute 54 with back shroud 52 corresponding to substrate 3; One side both sides of substrate 3 are respectively through being articulated in hold-down screw 61 and cooperating of pivoting hole 53 on front shroud 51 and the back shroud 52; The opposite side both sides are installed on the bar shaped chute 54 through adjustment screw 62 respectively; Unclamp adjustment screw 62, substrate 3 can change along the inclination angle that bar shaped chute 54 is done among a small circle around hold-down screw 61, i.e. the irradiating angle of scalable led light source module 2; In practical application, can regulate the range of exposures of LED street lamp as required, improve its versatility and practicality.

Further, as shown in the figure, offer the through hole 11 of some wind-guidings on the lamp housing assembly 1; Improve the integral heat sink effect of the utility model; Simultaneously semicircle elongated slot 31 connects substrates 3 both sides, offers the corresponding osculum 55 of some and semicircle elongated slot 31 on front shroud 51 and the back shroud 52, when street lamp is installed and used in the open; The rainwater that gets into street lamp guides to osculum 55 and discharges street lamp through semicircle elongated slot 31; And in draining, can wash away dust, realize the draining dust discharge, improve the service life of LED street lamp.

More than the preferable enforcement of the utility model is specified, certainly, the utility model can also adopt the form different with above-mentioned embodiment, for example led light source module 2 can be set to one group or many groups; And the heat pipe 41 that contacts with substrate 3 also can all be embedded in substrate 3.So those of ordinary skill in the art should belong in the protection domain of the utility model conversion of under the prerequisite of spirit of the present invention, being done that is equal to or corresponding the change.

Claims

1. Novel LED street lamp; It is characterized in that comprising lamp housing assembly (1) and at least one group of led light source module (2) that is arranged in the lamp housing assembly (1); Said led light source module (2) comprises substrate (3), is arranged on the led light source (21) of substrate (3) lower surface, is arranged on the radiator (4) on the substrate (3); Said radiator (4) is a heat-pipe type radiator; The horizontal setting of heat pipe (41) of this radiator (4), and the some or all of substrate (3) that is embedded in of the heat pipe (41) that contacts with substrate (3).

2. a kind of Novel LED street lamp according to claim 1 is characterized in that said led light source module (2) is provided with two groups.

3. a kind of Novel LED street lamp according to claim 1 is characterized in that said radiator (4) is to be combined by polylith fin (42), and said heat pipe (41) runs through each fin (42) of this radiator (4).

4. a kind of Novel LED street lamp according to claim 1; It is characterized in that said led light source module (2) also disposes front shroud (51) and back shroud (52); Said substrate (3) is arranged between front shroud (51) and the back shroud (52), and said led light source module (2) is connected with external power source through back shroud (52).

5. a kind of Novel LED street lamp according to claim 4; It is characterized in that said front shroud (51) and back shroud (52) are respectively arranged with pivoting hole (53) and bar shaped chute (54) corresponding to substrate (3); Said substrate (3) one side both sides are respectively through being articulated in hold-down screw (61) and cooperating of pivoting hole (53) on front shroud (51) and the back shroud (52); The opposite side both sides are installed on the bar shaped chute (54) through adjustment screw (62) respectively, and can regulate the inclination angle of substrate (3) through this bar shaped chute (54).

6. a kind of Novel LED street lamp according to claim 5 is characterized in that offering on the said substrate (3) some semicircle elongated slots (31), and the heat pipe (41) of said radiator (4) is partially submerged into to substrate (3) through this semicircle elongated slot (31).

7. a kind of Novel LED street lamp according to claim 6; It is characterized in that said semicircle elongated slot (31) connects substrate (3) both sides, offers some osculums (55) corresponding with semicircle elongated slot (31) on said front shroud (51) and the back shroud (52).

8. a kind of Novel LED street lamp according to claim 1 is characterized in that offering on the said lamp housing assembly (1) some through holes (11).