WO2012037710A1

WO2012037710A1 - Led street lamp

Info

Publication number: WO2012037710A1
Application number: PCT/CN2010/001629
Authority: WO
Inventors: 王毅
Original assignee: Wang Yi
Priority date: 2010-09-21
Filing date: 2010-10-18
Publication date: 2012-03-29
Also published as: CN201819105U

Abstract

An LED street lamp comprises a lamp head (1), a mounting axis (2) pivotally connected with the lamp head, and LED lamp sources (4). The lamp head comprises an arc-shaped upper panel (1a) and a lower panel (1b) abutting the arc-shaped upper panel. The upper panel is provided with a mounting panel (3). The mounting panel is composed of several mounting strips (3a). An angle θ is provided between the two adjacent strips (0＜θ＜90°). The several mounting strips are provided with mounting holes (3b). The LED lamp sources are fixed in the mounting holes. The LED lamp source comprises an annular mount (4a), a metal carrier ring (4b) and a metal shell (4c). The annular mount is held within the metal shell. The metal carrier ring is provided between the annular mount and the metal shell. The metal shell comprises a hollow cylindrical body and a lens (4d) fixed at the end of the cylindrical body. A LED lamp is enclosed at the center of the annular mount.

Description

A new type of LED street lamp

The utility model relates to a street lamp, in particular to a novel LED street lamp.

Background technique

At present, the most common street lamps are incandescent lamps. The light is scattered in all directions, instead of being concentrated on the road surface, and the light on the road surface is uneven. In places close to residential areas, light pollution is often formed, bringing life to residents. inconvenient. Nowadays, energy conservation and environmental protection are advocated, so LED has become the first choice for energy-saving lamps. When the existing LED lamp needs to reach the corresponding light intensity, it is necessary to group a plurality of LEDs together, generally by concentrating a plurality of LEDs on one circuit board and then connecting the power source to emit light;

Because such LED lights need to be unified on the circuit board, it is not convenient to make different shapes of lamps. Different lamp shapes require different molds, so the shape of the lamps can be changed at will; When more than one LED is concentrated in one ^, the light emitted by each LED is covered with the light emitted by other LEDs, thus causing waste of light; in addition, many LL '' are concentrated together and are not convenient for heat dissipation, and there is a heat dead angle. ; thus seriously affecting the life of the LED. Therefore, it is urgent to develop a new street lamp to solve the above problems. SUMMARY OF THE INVENTION The utility model provides a novel LED street lamp which can be rectangular projection, low cost, energy saving and environmental protection, and does not cause light pollution. The utility model provides a novel LED street lamp, which is characterized in that it comprises a lamp cap and an anchor shaft and an LED light source pivotally connected with the lamp cap; the lamp cap comprises a curved upper panel and a lower panel abutting therewith, The upper panel is provided with a mounting surface, and the mounting panel is composed of a plurality of mounting strips, and an angle Θ is disposed between the two adjacent mounting strips, and the angle is 0<θ<9(_'°; a mounting hole is disposed on the plurality of mounting strips; the LED light source is fixed in the mounting hole; the LED light source comprises an annular platform, a metal washer and a metal outer casing; the annular platform is received in the metal outer casing, And the metal gasket comprises a metal cylinder connected at both ends and a lens disposed at one end of the barrel; the center of the circular platform is packaged with a led lamp. The utility model uses LED as a The light source is therefore energy-saving and environmentally friendly, and the mounting panel is composed of a plurality of mounting strips, and an adjacent angle between the two adjacent mounting strips is 0, and the angle is 0<θ<90, so the LED light source is mounted. After that - the direction of the line projection becomes stronger, and reuse The lens disposed on the metal casing is used for the purpose of rectangular projection to avoid light pollution; and the mounting panel can be provided with mounting holes according to actual needs, and the power is small to reduce the number of openings. The book does not need to be re-opened, saving costs. Therefore, the led street lamp of the utility model has the characteristics of rectangular projection, low cost, energy saving and environmental protection. The utility model provides a novel LED lamp: the inner wall of the mounting hole is provided with a female thread; the outer wall of the metal casing is provided with a male thread; therefore, when installing, the || needs 1⁄23⁄43⁄4 light source screwed into the mounting hole Inside, assembly is extremely convenient. The utility model provides a novel LED street lamp. The outer wall of the metal casing is provided with a male thread, and the LED lamp source further comprises a nut matched with the same; when installing, only the LED light source is inserted into the installation hole, and then screwed on. The nut fixes the led light source to the control panel; therefore, the installation method can be flexible. The utility model provides a novel LED street lamp, wherein the lens is a convex mirror, so that light can be concentrated or diverged effectively, thereby avoiding light pollution. The utility model provides a novel LED street lamp. The lens is a plane mirror. In some specific cases, the lens can be replaced by a plane mirror, so the LED lamp of the utility model can be widely used. The utility model provides a novel LED street lamp, wherein the lamp cap is made of a metal material, so that the heat generated by the LED lamp source can be thermally exchanged through the metal material of the lamp cap, and the heat dissipation effect is very high. Good, can extend the life of the led. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an LED street lamp of the present invention; FIG. 2 is a perspective view of the upper panel of the LED street lamp of the present invention; FIG. 3 is an exploded perspective view of the LED lamp of the LED street lamp of the present invention; 4 is a combination diagram of the LED light source of the utility model. DETAILED DESCRIPTION OF THE INVENTION In order to better understand the present invention, the present invention will be further described with reference to the accompanying drawings.

The LED street lamp of the present invention, as shown in FIG. 1 and FIG. 2, includes a lamp cap 1 and a mounting shaft 2 and an LED lamp source 4 pivotally connected to the lamp cap 1; the lamp cap 1 includes a curved upper panel la and Abutting lower panel lb, the upper panel l a. The mounting panel 3 is composed of a plurality of mounting strips 3a, and an adjacent angle between the two mounting strips 3a is provided, and the angle is 0<Θ<90°; The mounting strips 3a are provided with a plurality of mounting holes 3b, and the inner walls of the mounting holes are provided with female threads. Preferably, the shape of the led street lamp is set in the actual situation, and the angle Θ set between the mounting bars 3a can be set according to the actual installation height of the LED street lamp and the shooting. Referring to FIG. 3 and FIG. 4, the LED light source 4 is fixed in the mounting hole 3b; the LED light source 4 includes a bad-shaped table 4a, a metal washer 4b and a metal casing 4c; There is a male thread, and the annular table 4a is housed in the metal casing 4c, and the metal gasket 4b is spaced apart from each other _; preferably, the outer wall of the metal casing 4c and the outer wall of the annular platform are: Therefore, the annular table 4a can be screwed into the metal casing 4c, and the annular table 4a and the metal casing 4, are spaced apart by a gasket. The metal casing 4c includes a cylindrical barrel 4e communicating with both ends and a lens 4d disposed at one end of the barrel; the annular stage 4a is centrally provided with a ed lamp. Preferably, in the present embodiment, the metal washer 4b is first used to abut the lens 4d to fix the lens 4d _; then, it is used to adjust the distance between the led lamp and the lens 4d; the height and range to be installed according to the need The direction and distance of the light projection of the led lamp can be known. Therefore, when the lens 4d used is a convex lens, the distance between the led lamp and the convex lens can be estimated, so that the metal washer 4b of different thickness can be placed. Preferably, the lens 4d can be a convex lens to achieve the effect of concentrating light; or a flat mirror, which can be used when a certain '._":' is needed in a specific case, so the utility model can be used. In general, the LED street lamp of the present invention can be made of a metal material in addition to the LED light source. Since the height of the street lamp is generally high, and the projection distance is relatively long, it is required. The light intensity is relatively large, so the LED needs only a large number, the power of the whole led street lamp is large, and the heat dissipation is also increased; therefore, heat dissipation becomes a big problem, and the utility model] .ed street lamp is in the working process , the heat generated in addition to its own metal casing 4c ώ than thermal conductivity, but also through the heat conductive base, in the convection with the outside air, to realize ¾i ^speed: Led light source radiating a charged only led, so there is no led the The mutual heat transfer does not have a heat dissipation dead angle, so the service life of the LED can be increased. Preferably, when assembling the LED street light of the utility model, the LED light source is assembled first, The lens is loaded into the gold; the end of the outer casing 4c, and then the metal washer 4b is placed in the metal casing 4c, and then screwed into the annular table 4a until the annular table 4' metal washer 4b and the metal casing 4c are abutted and fixed; Then, the LED light source is screwed into the mounting hole according to the corresponding thread: Preferably, another fixing manner is that the inner wall of the mounting hole is not provided with a thread, and the LED light source can be directly inserted into the mounting hole, and then the matching nut is selected. Fix the LED light source on the mounting hole. After fixing the LED light source, connect each LED light source in series or in parallel according to the need to make electrical connection; then fasten the upper panel and the lower panel, and install it. Axis and Explain that the book heads are installed together. The utility model has the following advantages: firstly, the heat dissipation is timely, and the heat dissipation effect is very good. Because the conventional LED lamps are arranged adjacent to each other and simultaneously dissipate heat, there is a heat dissipation dead zone, that is, the heat between the lamps and the lamps can be mutually transmitted, so the total heat It also dissipates, so it will seriously affect the life of the LED lamp, and the light between the LED lamps is covered by the light of the adjacent LED lamp, which causes waste of light, which in turn causes waste of energy, and at the same time, multiple LEDs are assembled at the same time. On a circuit board, it is not convenient to shape, so it is inconvenient to use, and the new type of 3⁄4Γ solves all the above problems. A single LED light source requires only one LED light, and the single LED light has a good heat dissipation speed. The service life is long, and the distance between the two LED light sources can be obtained through experiments without causing waste of light. And by setting the installation panel to a certain bottom structure, and in conjunction with the use of the lens 4d, the light direction of the led street lamp is better, which is suitable for the requirements of the street lamp, is rectangular projection, the light is not covered, and uniform, at the same time It will not cause light pollution to the surrounding environment. The LED street lamp of the utility model has the advantages of convenient assembly, energy saving, environmental protection, meeting the requirements of the street lamp, and does not cause light pollution, so it is very suitable for the environment of energy saving and environmental protection. The above embodiments are merely preferred embodiments of the present invention, and are not to be construed as limiting the scope of the present invention. For those skilled in the art, the technical solutions according to the present invention do not exceed the technical solutions of the present invention. Adjustments and modifications should be considered to fall within the scope of protection of the present invention. '

Claims

Claim

A new type of LED street lamp, comprising: a lamp cap and a mounting shaft and an LED light source pivotally connected to the lamp cap; the lamp cap comprising a curved upper panel and a lower panel abutting therewith, the upper panel The installation panel is composed of a plurality of mounting strips, and an angle Θ is disposed between the two adjacent mounting strips, and the angle is 0<θ<90°; the plurality of mounting strips are arranged a mounting hole is disposed; the LED light source is fixed in the mounting hole; the LED light source comprises an annular platform, a metal washer and a metal outer casing; the annular platform is received in the metal outer casing, and the two are spaced apart The metal casing includes a cylindrical barrel communicated at both ends and a lens disposed at one end of the barrel; the center of the circular stage is packaged with a led lamp.

2. The novel LED street lamp according to claim 1, wherein the inner wall of the mounting hole is provided with a female thread; and the outer wall of the metal casing is provided with a male thread.

3. The novel LED street lamp according to claim 1, wherein the outer wall of the metal casing is provided with a male thread, and the led lamp source further comprises a nut mated thereto.

4. The novel LED street light according to claim 1, wherein the lens is a convex mirror.

5. The novel LED street light of claim 1 wherein said lens is a flat mirror.

6. The novel LED street lamp according to claim 1, wherein: the lamp cap is made of a metal material.