CN203628438U

CN203628438U - Led street lamp

Info

Publication number: CN203628438U
Application number: CN201320799768.0U
Authority: CN
Inventors: 姚博; 伍贤勇; 曾锦田; 周振宇
Original assignee: SHENZHEN IET PHOTOELECTRIC SCIENCE & TECHNOLOGY Co Ltd
Current assignee: SHENZHEN IET PHOTOELECTRIC SCIENCE & TECHNOLOGY Co Ltd
Priority date: 2013-12-05
Filing date: 2013-12-05
Publication date: 2014-06-04
Anticipated expiration: 2023-12-05

Abstract

The utility model provides an LED street lamp including a lamp body and a power supply box for holding a power supply, the lamp body includes a hollow outer frame, an installing plate for holding a light source, a groove body for wiring, and a plurality of heat radiation plates, the heat radiation plates are vertically arranged in a space enclosed by an outer frame and extend along the width direction of the outer frame, the two ends of each heat radiation plate are fixedly connected with the inner edge of the outer frame, the power supply box is fixedly connected behind the outer frame, the rear end of the groove body is fixedly connected with the power supply box, the inside of the groove body is communicated with the inside of the power supply box, the installing plate is fixedly connected with the lower end of the groove body, the installing plate is further provided with a plurality of light source installing parts communicated with the inside of the tank body, the light source installing parts are arranged on the lower surface of the installing plate, and the outer frame, the installing plate, the heat radiation plates, the groove body, and the power supply box are made metal. The LED street lamp improves heat radiation efficiency because the lamp body is vertically communicated and performs heat radiation in a vertical manner, thereby being good in heat radiation effect and good in windproofing effect.

Description

LED street lamp

Technical field

The utility model relates to LED street lamp.

Background technology

Along with energy supply and demand contradiction is outstanding day by day, the coming into existence situation of critical shortage of supply of electric power, new and effective, energy-conservation, the life-span is long, colour rendering index is high, the LED street lamp of environmental protection is of great significance the energy-conservation tool of city illumination, thereby LED street lamp is just progressively employed.Existing LED street lamp is generally a lampshade, and some LED light sources are installed in the below of lampshade, and the below of LED light source again entirety installs a cloche additional, and lampshade is also provided with radiator for the heat radiation to LED light source.But such structure radiating efficiency is low, is unfavorable for the use of LED light source, has damaged the service life of LED light source.And protection effect is poor, be unfavorable for the use of street lamp.

Utility model content

For above-mentioned prior art deficiency, the technical problems to be solved in the utility model is to provide a kind of LED street lamp that is different from existing lamp post structure, makes good heat dissipation effect, protection effect good.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is that LED street lamp, comprises lamp body; Also comprise the power pack for placing power supply; Described lamp body comprises the housing of hollow, for the installing plate of light source, cell body and polylith heat sink for cabling are installed; Described heat sink vertically arranges in the space surrounding into housing, and extends along the width of housing, and the two ends of heat sink are fixedly connected with the inward flange of housing; Power pack is fixedly connected on the rear of housing; The rear end of cell body is fixedly connected with power pack, and the inside of cell body and the internal communication of power pack; Installing plate is fixedly connected with the lower end of cell body, and installing plate is also provided with some and light resource installing section cell body internal communication; Described light resource installing section is positioned at the lower surface of installing plate; Described housing, installing plate, heat sink, cell body and power pack are metal.Such structure makes to form permeable structures between the upper and lower surface of lamp body, and air can, by flowing in lamp body, be accelerated heat radiation, and can prevent dirt accumulation.

Further technical scheme is that described housing, installing plate, cell body, heat sink and power pack are one-body molded.

Further technical scheme is that the contoured surface that the top edge of polylith heat sink is linked to be is cambered surface protruding upward.

Further technical scheme is, the contoured surface that the lower limb of polylith heat sink is linked to be is the cambered surface to fovea superior.

Further technical scheme is also to comprise press strip and the first sealing ring; The lower surface of described press strip is provided with groove, and the shape of described the first sealing ring is mated with the groove shapes of press strip; The upper surface of described cell body is opening; The groove of press strip is pressed on the opening of cell body by the first sealing ring.

Further technical scheme is also to comprise power supply lid and the second sealing ring; The lower surface periphery of described power supply lid is provided with hole groove, and the shape of the second sealing ring is mated with hole groove; The upper surface of described power pack is opening; Power supply lid is pressed on the opening of power pack by the second sealing ring.

Further technical scheme is, also comprises the 3rd sealing ring, lens and trim ring, and described light source is LED integrated optical source; Described LED integrated optical source, the 3rd sealing ring, lens and trim ring are corresponding with light resource installing section quantity Matching and position on installing plate; The upper surface of LED integrated optical source is fitted with corresponding light resource installing section; Lens are arranged on the below of corresponding LED integrated optical source, and the 3rd sealing ring is pressed between the upper surface periphery and corresponding light source installation portion of corresponding lens; Trim ring is positioned at the below of corresponding lens and is fixedly connected with corresponding light resource installing section, and trim ring is provided with through hole, and the middle part of corresponding lens protrudes from the below of trim ring by this through hole, and the periphery of corresponding lens is pressed between trim ring and light resource installing section.

Preferably, the quantity of described light resource installing section is three; Light resource installing section equidistantly distributes.

LED street lamp of the present utility model, because of the upper and lower penetrating vertical heat radiation of lamp body, has improved radiating efficiency, makes good heat dissipation effect, protection effect good.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model LED street lamp.

Fig. 2 is another angle structural representation of the utility model LED street lamp.

Fig. 3 is the decomposition texture schematic diagram of the utility model LED street lamp.

Fig. 4 is another angle decomposition structural representation of the utility model LED street lamp.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

As shown in Figure 1, LED street lamp of the present utility model, comprises lamp body and for placing the power pack 2 of power supply.Described lamp body comprises the housing 1 of hollow, for the installing plate 3 of light source, cell body 4 and polylith heat sink 5 for cabling are installed; Described housing 1, installing plate 3, heat sink 5, cell body 4 and power pack 2 are metal.Described heat sink 5 vertically arranges in the space surrounding into housing 1, and extends along the width of housing 1, and the two ends of heat sink 5 are fixedly connected with the inward flange of housing 1.Power pack 2 is fixedly connected on the rear of housing 1.The rear end of cell body 4 is fixedly connected with power pack 2, and the internal communication of the inside of cell body 4 and power pack 2.Installing plate 3 is fixedly connected with the lower end of cell body 4, and installing plate 3 is also provided with some and light resource installing section 31 cell body 4 internal communication; Described light resource installing section 31 is positioned at the lower surface of installing plate 3, and particularly, in the present embodiment, the quantity of light resource installing section 31 is three, and equidistantly distributes, as shown in Figure 3.In the present embodiment, also comprise the 3rd sealing ring 33, lens 34 and trim ring 35, described light source is LED integrated optical source 32; Described LED integrated optical source 32, the 3rd sealing ring 33, lens 34 and trim ring 35 are corresponding with light resource installing section 31 quantity Matching and position on installing plate 3.The upper surface of LED integrated optical source 32 is fitted with corresponding light resource installing section 31; Lens 34 are arranged on the below of corresponding LED integrated optical source 32, and the 3rd sealing ring 33 is pressed between the upper surface periphery and corresponding light source installation portion 31 of corresponding lens 34; Trim ring 35 is positioned at the below of corresponding lens 34 and is fixedly connected with corresponding light resource installing section 31, particularly, trim ring 35 is provided with through hole, and the middle part of corresponding lens 34 protrudes from the below of trim ring 35 by this through hole, and the periphery of corresponding lens 34 is pressed between trim ring 35 and light resource installing section 31.

As shown in Figure 2, the contoured surface that the top edge of polylith heat sink 5 is linked to be is cambered surface protruding upward, reduces the air drag of lamp body, can make better again Air Flow simultaneously, accelerates heat radiation, improves radiating efficiency.Further, the contoured surface that the lower limb of polylith heat sink 5 is linked to be is the cambered surface to fovea superior.

As shown in Figure 4, also comprise press strip 41 and the first sealing ring 42, power supply lid 21 and the second sealing ring (scheming not shown); The lower surface of described press strip 41 is provided with groove (scheming not shown), and the shape of described the first sealing ring 42 is mated with the groove shapes of press strip 41; The upper surface of described cell body 4 is opening; The groove of press strip 41 is pressed on the opening of cell body 4 by the first sealing ring 42.The lower surface periphery of described power supply lid 21 is provided with hole groove (scheming not shown), and the shape of the second sealing ring is mated with hole groove; The upper surface of described power pack 2 is opening; Power supply lid 21 is pressed on the opening of power pack 2 by the second sealing ring.Power supply circuit board 23 is placed in power pack 2, and conducts with the LED integrated optical source 32 on installing plate 3, passes through cell body 4 cablings for the wire connecting.

More preferably, described housing 1, installing plate 3, cell body 4, heat sink 5 and power pack 2 are one-body molded, effectively improve radiating efficiency.In addition, be attractive in appearance and firm needs, also can between heat sink 5, increase contiguous block 51 or annular contiguous block 52, contiguous block 51, annular contiguous block 52 also can be one-body molded with lamp body, as shown in Figure 4.It should be noted that for heat sink 5, be likely connected piece 51, annular contiguous block 52 or cell body 4 and be separated into several parts, but the heat sink 5 of these several parts is construed as the same heat sink 5 in above-described embodiment.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims

1.LED street lamp, comprises lamp body; It is characterized in that: also comprise the power pack for placing power supply; Described lamp body comprises the housing of hollow, for the installing plate of light source, cell body and polylith heat sink for cabling are installed; Described heat sink vertically arranges in the space surrounding into housing, and extends along the width of housing, and the two ends of heat sink are fixedly connected with the inward flange of housing; Power pack is fixedly connected on the rear of housing; The rear end of cell body is fixedly connected with power pack, and the inside of cell body and the internal communication of power pack; Installing plate is fixedly connected with the lower end of cell body, and installing plate is also provided with some and light resource installing section cell body internal communication; Described light resource installing section is positioned at the lower surface of installing plate; Described housing, installing plate, heat sink, cell body and power pack are metal.

2. LED street lamp according to claim 1, is characterized in that: described housing, installing plate, cell body, heat sink and power pack are one-body molded.

3. LED street lamp according to claim 1, is characterized in that: the contoured surface that the top edge of polylith heat sink is linked to be is cambered surface protruding upward.

4. LED street lamp according to claim 3, is characterized in that: the contoured surface that the lower limb of polylith heat sink is linked to be is the cambered surface to fovea superior.

5. LED street lamp according to claim 1, is characterized in that: also comprise press strip and the first sealing ring; The lower surface of described press strip is provided with groove, and the shape of described the first sealing ring is mated with the groove shapes of press strip; The upper surface of described cell body is opening; The groove of press strip is pressed on the opening of cell body by the first sealing ring.

6. LED street lamp according to claim 1, is characterized in that: also comprise power supply lid and the second sealing ring; The lower surface periphery of described power supply lid is provided with hole groove, and the shape of the second sealing ring is mated with hole groove; The upper surface of described power pack is opening; Power supply lid is pressed on the opening of power pack by the second sealing ring.

7. LED street lamp according to claim 1, is characterized in that: also comprise the 3rd sealing ring, lens and trim ring, described light source is LED integrated optical source; Described LED integrated optical source, the 3rd sealing ring, lens and trim ring are corresponding with light resource installing section quantity Matching and position on installing plate; The upper surface of LED integrated optical source is fitted with corresponding light resource installing section; Lens are arranged on the below of corresponding LED integrated optical source, and the 3rd sealing ring is pressed between the upper surface periphery and corresponding light source installation portion of corresponding lens; Trim ring is positioned at the below of corresponding lens and is fixedly connected with corresponding light resource installing section, and trim ring is provided with through hole, and the middle part of corresponding lens protrudes from the below of trim ring by this through hole, and the periphery of corresponding lens is pressed between trim ring and light resource installing section.

8. LED street lamp according to claim 7, is characterized in that: the quantity of described light resource installing section is three; Light resource installing section equidistantly distributes.