CN101476686A

CN101476686A - LED road lamp

Info

Publication number: CN101476686A
Application number: CNA2009100368188A
Authority: CN
Inventors: 林峻毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-20
Filing date: 2009-01-20
Publication date: 2009-07-08
Anticipated expiration: 2029-01-20
Also published as: CN101476686B

Abstract

The invention discloses an LED street lamp, which belongs to the technical field of lamps. The key points of the technical proposal are that the LED street lamp comprises a lamp body; the lamp body consists of a lower supporting plate and an upper cover; the bottom of the lower supporting plate is provided with at least one group of LED lamps; each group of the LED lamps consist of aluminum alloy radiating pieces and LED light source modules arranged on the lower parts of the aluminum alloy radiating pieces; and the aluminum alloy radiating pieces are aluminum alloy trough pieces or disk-like bodies. The LED street lamp has the advantages of simple structure, better radiating effect, quick maintenance, low maintenance expense, energy conservation, and convenient update, and is used for roadside illumination.

Description

Light emitting diode road lamp

Technical field

The present invention relates to a kind of light fixture, more particularly, it relates to a kind of light emitting diode road lamp.

Background technology

Utilize high-capacity LED lamp as street lighting, have that energy consumption is low, the advantage of long service life, thereby obtained using widely.At present, traditional LED street lamp normally is made of jointly lamp body and heat sink, during assembling just LED lamp body and heat sink all seal assembling in the enclosure, the material that this structure consumes is more, and exist radiating effect relatively poor, influence the deficiency in the service life of LED lamp body; And common LED street lamp need all be pulled down lamp body breaking down when needing repairing, and also has the high deficiency of inconvenient maintenance and maintenance cost.In addition, along with the continuous development of technology, the power efficiency of LED lamp is also in continuous improve, and traditional LED street lamp can only carry out integral body and change when upgrading, consuming timely expends again.

Summary of the invention

The technical problem to be solved in the present invention is the above-mentioned deficiency at prior art, provide a kind of simple in structure, good heat dissipation effect, low cost of manufacture, installation and maintenance convenient, and can save the light emitting diode road lamp of upgrade cost.

Technical scheme of the present invention is such: a kind of light emitting diode road lamp, comprise lamp body, wherein, described lamp body is made up of lower support plate and loam cake, in the lower support plate bottom at least one group of LED lamp is installed, every group of LED lamp is made up of aluminium alloy radiating piece and the led light source module that is installed in aluminium alloy radiating piece bottom; Described aluminium alloy radiating piece is aluminium alloy grooved spare or discoid body.

In the above-mentioned light emitting diode road lamp in, described led light source module is made up of a plurality of cylindrical LED lamp bodies that are installed in aluminium alloy radiating piece bottom, each cylindrical LED lamp body all is by monolateral uncovered tubular aluminum alloy casing, be arranged on the substrate of shell inner bottom part, be installed in the LED lamp on the substrate, the condensing body that is arranged on the LED lamp outside is formed with the light-passing board that is arranged on the uncovered portion of shell.

In the above-mentioned light emitting diode road lamp, described condensing body is the taper snoot, is provided with the even mating plate of secondary optics between condensing body and light-passing board.

In the above-mentioned light emitting diode road lamp, also be provided with O-ring seal between the uncovered portion of described light-passing board and tubular aluminum alloy casing.

In the above-mentioned light emitting diode road lamp, described tubular aluminum alloy casing bottom is provided with the heat conduction collision mat with the contact-making surface of aluminium alloy radiating piece.

In the above-mentioned light emitting diode road lamp, the described light-passing board outside also is provided with the aluminium alloy retainer ring, and this aluminium alloy retainer ring is threaded with the tubular aluminum alloy casing.

In the above-mentioned light emitting diode road lamp, described aluminium alloy radiating piece is a grooved spare, and the led light source module is by the aluminium base of strip, form along the end socket that is arranged at intervals with a plurality of LED lamps on the aluminium base length direction, is arranged on the diffuser on the aluminium alloy radiating piece notch and is arranged on end, aluminium alloy radiating piece both sides.

In the above-mentioned light emitting diode road lamp, the described LED lamp outside also is provided with optical lens or taper reflector, also is provided with the even mating plate of secondary optics under diffuser, is tightly connected between described diffuser and the aluminium alloy radiating piece.

In the above-mentioned light emitting diode road lamp, described aluminium alloy radiating piece rear part edge is provided with wing plate, is provided with the through hole that adapts with the aluminium alloy radiating piece on support plate, and the aluminium alloy radiating piece is fixedlyed connected with support plate by wing plate after inserting this through hole.

After the present invention adopts said structure, have following advantage:

(1) by the LED lamp being installed in aluminium alloy radiating piece bottom, the aluminium alloy radiating piece is both as the support unit of LED lamp body, simultaneously again as the thermal component of LED lamp body, thereby can simplify the overall structure of street lamp, and can thoroughly solve the heat dissipation problem of LED street lamp, make the temperature of lamp body basic and environment temperature is approaching, avoid taking place overheated problem.

(2) shape of support plate can design according to instructions for use, the diffuse(d) reflector or the optical lens combination of the led light source Secondary Design that can also need with different luminous intensity distributions simultaneously, can design by various row collocation secondary optics, can satisfy the lighting requirement of different widths of roadway like this, thoroughly solve the luminous intensity distribution problem of LED street lamp.

(3) the present invention is owing to directly expose the aluminium alloy radiating piece, and radiating effect is better, can guarantee the operate as normal of LED lamp; Groove body or discoid body aluminium alloy radiating piece are simpler than band wing plate aluminum alloy radiating piece processing commonly used, and material consumption is also few, can reduce manufacturing cost, and installation and maintenance is also convenient.

(4) the aluminium alloy radiating piece can prevent that by being provided with towards ground dust accumulation from causing the problem that with the passing of time forms thermal resistance, and cleans also and can directly wash with press water under lamp, and is very convenient.

(5) the led light source module of composition lamp body is relatively independent structure, keeps in repair and change convenient and low-cost; And the upgrading of LED lamp is changed also convenient more; LED can also be driven module in addition and be arranged at the light pole bottom, solve because of LED drives the module fault and arrange the inconvenient all difficulties problem of barrier.

(6) the even mating plate of secondary optics is set between condensing body and light-passing board, can improves the direct glare problem of high-capacity LED.

(7) lamp body is made up of lower support plate and loam cake, and this structure can be designed to the loam cake of different shaping, solves the stiff unconverted problem of general LED street lamp profile, makes the LED street lamp cooperate landscape light in city and is designed to different face shapings.

Technical scheme of the present invention solves heat radiation, luminous intensity distribution, dazzle, laying dust, outward appearance dullness, maintenance and problems such as brightness or energy-conservation upgrading that traditional LED street lamp exists simultaneously, and is to applying of LED street lamp, significant.

Description of drawings

Below in conjunction with the embodiment in the accompanying drawing the present invention is described in further detail, but does not constitute any limitation of the invention.

Fig. 1 is the structural representation of the specific embodiment of the invention 1;

Fig. 2 is the right view of Fig. 1;

Fig. 3 is the structural representation of grooved lamp body among the embodiment 1;

Fig. 4 is the left view of Fig. 3;

Fig. 5 is the structural representation of the specific embodiment of the invention 2;

Fig. 6 is the right view of Fig. 5;

Fig. 7 is the structural representation of the specific embodiment of the invention 3;

Fig. 8 is the right view of Fig. 7;

Fig. 9 is the structural representation of cylindrical LED lamp body in the specific embodiment of the invention 3;

Figure 10 is the decomposition texture schematic diagram of cylindrical LED lamp body in the specific embodiment of the invention 3;

Figure 11 is the structural representation of the specific embodiment of the invention 4;

Figure 12 is the right view of Figure 11;

Figure 13 is the structural representation of grooved lamp body among the embodiment 4;

Figure 14 is that the A-A of Figure 13 is to structural representation;

Figure 15 is the structural representation of the specific embodiment of the invention 5;

Figure 16 is the upward view of Figure 15;

Figure 17 is a user mode schematic diagram of the present invention.

The specific embodiment

Embodiment 1

Consult Fig. 1 to shown in Figure 4, light emitting diode road lamp of the present invention, comprise lamp body, described lamp body is made up of lower support plate 1 and loam cake 2, lower support plate 1 is made up of two inclined-planes, be provided with the connecting portion 1b with the mounting bracket combination at support plate 1 rear portion, be used for the street lamp column on support be connected and fixed; Four group leader's shape LED lamps are installed in lower support plate 1 bottom, and this microscler LED lamp is made up of aluminium alloy radiating piece 3 and the led light source module 4 that is installed in aluminium alloy radiating piece 3 bottoms; Aluminium alloy radiating piece 3 is a trough type, be equipped with wing plate 3a on both sides, aluminium alloy radiating piece 3 rear portion, on support plate 1, be provided with the microscler through hole 1a that adapts with aluminium alloy radiating piece 3, aluminium alloy radiating piece 3 is fixedlyed connected with support plate 1 by wing plate 3a after inserting this microscler through hole 1a, and the notch of aluminium alloy radiating piece 3 is downward during installation; Led light source module 4 in the present embodiment is formed by being installed in aluminium alloy radiating piece 3 grooves ten cylindrical LED lamp bodies 5 of bottom, ten cylindrical LED lamp bodies 5 in the groove of aluminium alloy radiating piece 3 by arranged in a straight line; Each cylindrical LED lamp body 5 all is by monolateral uncovered tubular aluminum alloy casing 5a, be arranged on the substrate 5b of shell 5a inner bottom part, be installed in the LED lamp 5c on the substrate 5b, the condensing body 5d that is arranged on the LED lamp 5c outside forms with the light-passing board 5e that is arranged on the uncovered portion of shell 5d; Condensing body 5d in the present embodiment is taper snoot (also can adopt the even light body of taper optically focused or other taper or ellipse taper diffuse(d) reflector by the secondary optics requirement, reach the even light optical lens of optically focused).The common radiator structure that forms described led light source module 4 of aluminium alloy radiating piece 3 among the present invention and monolateral uncovered tubular aluminum alloy casing 5a, and can determine the area of dissipation of aluminium alloy radiating piece 3 and monolateral uncovered tubular aluminum alloy casing 5a according to environment for use temperature needs.And for reaching the requirement of outdoor application, aluminium alloy radiating piece 3 needs to handle through waterproof sealing with support plate 1 and led light source module 4 as a whole.

Embodiment 2

Consult Fig. 5 to shown in Figure 6, light emitting diode road lamp of the present invention, substantially the same manner as Example 1, lower support plate 1 that different is is made up of two inclined-planes on both sides and the plane of bottom, and five group leader's shape LED lamps are installed in lower support plate 1 bottom.

Embodiment 3

Consult Fig. 7 to shown in Figure 10, light emitting diode road lamp of the present invention, substantially the same manner as Example 1, different places has two, and the firstth, lower support plate 1 is an one flat plate, and two group leader's shape LED lamps are installed in lower support plate 1 bottom; The secondth, the structure difference of cylindrical LED lamp body 5, the cylindrical LED lamp body 5 in the present embodiment also is provided with the even mating plate 5f of secondary optics between condensing body 5d and light-passing board 5e, can reduce the hot spot that illumination is, improves illuminating effect; And between the uncovered portion of light-passing board 5e and tubular aluminum alloy casing 5a, also be provided with O-ring seal 5g, to improve the water resistance of single cylindrical LED lamp body 5; Also in the light-passing board 5e outside aluminium alloy retainer ring 5h is set also, this aluminium alloy retainer ring 5h is threaded with tubular aluminum alloy casing 5a, can make things convenient for the lamp body assembling like this; In cylindrical

LED lamp body

5 and 3 assemblings of aluminium alloy radiating piece be, and be provided with heat conduction collision mat 5i, to strengthen whole water resistance at the contact-making surface of tubular aluminum alloy casing 5a bottom and aluminium alloy radiating piece 3.

Embodiment 4

Consult Figure 11 to shown in Figure 14, light emitting diode road lamp of the present invention, comprise lamp body, described lamp body is made up of lower support plate 1 and loam cake 2, lower support plate 1 is an one flat plate, be provided with the connecting portion 1b with the mounting bracket combination equally at support plate 1 rear portion, be used for the street lamp column on support be connected and fixed; Two microscler LED lamps are installed in lower support plate 1 bottom, and this microscler LED lamp is made up of aluminium alloy radiating piece 3 and the led light source module 4 that is installed in bottom in aluminium alloy radiating piece 3 grooves; Aluminium alloy radiating piece 3 is a trough type spare, be equipped with wing plate 3a on both sides, aluminium alloy radiating piece 3 rear portion, be provided with the microscler through hole 1a that adapts with aluminium alloy radiating piece 3 on support plate 1, aluminium alloy radiating piece 3 is fixedlyed connected with support plate 1 by wing plate 3a after inserting this microscler through hole 1a; Led light source module 4 in the present embodiment is by the aluminium base 6 of strip, form along the end socket 9 that is arranged at intervals with a plurality of LED lamps 7 on aluminium base 6 length directions, is arranged on the diffuser 8 on aluminium alloy radiating piece 3 notches and is arranged on end, aluminium alloy radiating piece 1 both sides; In the present embodiment, described LED lamp 7 outsides also are provided with optical lens 10, also are provided with the even mating plate 11 of secondary optics for 8 times at diffuser, to reach better light distribution effect; For reaching the outdoor application effect, be tightly connected between diffuser 8 and the aluminium alloy radiating piece 3.

Embodiment 5

Consult Figure 15, shown in Figure 16, light emitting diode road lamp of the present invention, substantially the same manner as Example 3, different is that aluminium alloy radiating piece 3 is square discoid body, each aluminium alloy radiating piece 3 is equipped with nine cylindrical LED lamp bodies 5, and lower support plate is equipped with 10 groups of LED lamps for 1 time altogether.

When the present invention specifically uses, consult shown in Figure 17ly, lamp body is directly installed on lamppost 11 tops by support 10 gets final product,, can or utilize the solar panel power supply by common mains-supplied as the universal night illuminator lamp in roadside.

Claims

1. light emitting diode road lamp, comprise lamp body, it is characterized in that, described lamp body is made up of lower support plate (1) and loam cake (2), at least one group of LED lamp is installed in lower support plate (1) bottom, and every group of LED lamp is made up of aluminium alloy radiating piece (3) and the led light source module (4) that is installed in aluminium alloy radiating piece (3) bottom; Described aluminium alloy radiating piece (3) is aluminium alloy grooved spare or discoid body.

2. light emitting diode road lamp according to claim 1, it is characterized in that, described led light source module (4) is made up of a plurality of cylindrical LED lamp bodies (5) that are installed in aluminium alloy radiating piece (3) bottom, each cylindrical LED lamp body (5) all is by monolateral uncovered tubular aluminum alloy casing (5a), be arranged on the substrate (5b) of shell (5a) inner bottom part, be installed in the LED lamp (5c) on the substrate (5b), be arranged on the condensing body (5d) in LED lamp (5c) outside and be arranged on light-passing board (5e) composition of the uncovered portion of shell (5d).

3. light emitting diode road lamp according to claim 2 is characterized in that, described condensing body (5d) is the taper snoot, is provided with the even mating plate (5f) of secondary optics between condensing body (5d) and light-passing board (5e).

4. light emitting diode road lamp according to claim 3 is characterized in that, also is provided with O-ring seal (5g) between the uncovered portion of described light-passing board (5e) and tubular aluminum alloy casing (5a).

5. according to claim 2 or 3 or 4 described light emitting diode road lamps, it is characterized in that described light-passing board (5e) outside also is provided with aluminium alloy retainer ring (5h), this aluminium alloy retainer ring (5h) is threaded with tubular aluminum alloy casing (5a).

6. light emitting diode road lamp according to claim 5 is characterized in that, described tubular aluminum alloy casing (5a) bottom is provided with heat conduction collision mat (5i) with the contact-making surface of aluminium alloy radiating piece (3).

7. light emitting diode road lamp according to claim 1, it is characterized in that, described aluminium alloy radiating piece (3) is a grooved spare, and led light source module (4) is by the aluminium base (6) of strip, form along the end socket (9) that is arranged at intervals with a plurality of LED lamps (7) on aluminium base (6) length direction, is arranged on the diffuser (8) on aluminium alloy radiating piece (3) notch and is arranged on aluminium alloy radiating piece (1) end, both sides.

8. light emitting diode road lamp according to claim 7, it is characterized in that, described LED lamp (7) outside also is provided with optical lens or taper reflector (10), under diffuser (8), also be provided with the even mating plate (11) of secondary optics, be tightly connected between described diffuser (8) and the aluminium alloy radiating piece (3).

9. light emitting diode road lamp according to claim 1, it is characterized in that, described aluminium alloy radiating piece (3) rear part edge is provided with wing plate (3a), be provided with the through hole (1a) that adapts with aluminium alloy radiating piece (3) on support plate (1), aluminium alloy radiating piece (3) inserts this through hole (1a) back fixedlys connected with support plate (1) by wing plate (3a).