LED street lamp

Abstract

The LED street lamp comprises a heat dissipation body, the heat dissipation body comprises cavity peripheral heat dissipation fins, cavity inner heat dissipation fins, a cavity, a cavity wall, an installation groove, a positioning column, a top dustproof face, an intelligent base installation groove and a gradienter observation window, and the cavity peripheral heat dissipation fins, the cavity inner heat dissipation fins, the cavity and the installation groove are all arranged on the inner top face of the heat dissipation body. A plurality of radiating fins in the cavity are regularly arranged in the cavity, a light-emitting module is installed at the top ends of the radiating fins in the cavity, a power source is installed in the cavity, and the cavity is divided by the cavity wall. The LED street lamp has the advantages that the structural design of the street lamp is optimized, heat can be quickly guided out through the radiating fins, the service life of the lamp is greatly prolonged, and the LED street lamp is more energy-saving and environment-friendly. The energy-saving type LED street lamp is simple and clear in appearance, simple in internal structure and convenient to assemble, street lamp accessories are reduced, production efficiency is greatly improved, production cost is reduced, and popularization of the energy-saving type LED street lamp is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of lighting technology, in particular to an LED street lamp. Background Art

[0002] Streetlights are an important part of urban lighting. Road lighting is closely related to people's production and life. With the acceleration of my country's urbanization process, LED streetlights have gradually come into people's view with their advantages of directional light emission, low power consumption, good driving characteristics, fast response speed, high earthquake resistance, long service life, and green environmental protection. They have become the world's new generation of energy-saving light sources with the most advantages in replacing traditional light sources. Therefore, LED streetlights will become the best choice for energy-saving transformation of road lighting. The above patent application mainly makes structural design improvements to the electrical system of streetlights. This application intends to further improve the product structure of streetlights, so that the structural design of streetlights is further simplified and the production cost of products is reduced. Summary of the invention

[0003] The purpose of the utility model is to provide an LED street lamp to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an LED street lamp, comprising a heat sink, the heat sink comprising a cavity peripheral heat sink, a cavity internal heat sink, a cavity, a cavity wall, a mounting groove, a positioning column, a top dustproof surface, an intelligent base mounting groove, and a level meter observation window. The cavity peripheral heat sink, the cavity internal heat sink, the cavity and the mounting groove are all arranged on the inner top surface of the heat sink, and a plurality of the cavity internal heat sinks are regularly arranged in the cavity. A light-emitting module is installed on the top of the cavity internal heat sink, a power supply is installed in the cavity, a sensor mounting compartment is provided on the top of the power supply cover, the cavity wall divides the cavity, the mounting groove is arranged on one side of the cavity wall, and the mounting groove is movably connected to the street lamp head mechanism.

[0005] Preferably, a level is provided at the top of the heat sink, and the radiator is provided with an observation window corresponding to the level. The projection of the heat sink on the horizontal plane is a runway-shaped structure with a straight tail.

[0006] Preferably, the heat sink around the cavity is indirectly connected to the heat sink inside the cavity through the cavity wall, and the light-emitting module is connected to the heat sink through screws.

[0007] Preferably, the light emitting module comprises an LED light panel, a reflector and a lens, the reflector is provided with a positioning hole, and the positioning hole cooperates with a positioning column in the heat sink.

[0008] Preferably, the top of the light-emitting module is provided with tempered glass, the four corners of the top of the tempered glass are provided with glass pressing pieces, the bottom of the tempered glass is provided with a waterproof ring, the glass pressing piece is connected to the heat sink by screws, and the tempered glass and the positioning column limit the reflector.

[0009] Preferably, the heat sink separates the mounting groove from the cavity through a cavity wall, and the street lamp head mechanism is connected to the heat sink through screws.

[0010] Preferably, the street lamp head mechanism includes a street lamp pole sleeve, an adapter and installation fastening screws, the installation slot is provided with a screw column, and the street lamp head mechanism is connected to the installation slot by screws.

[0011] Preferably, the surfaces of the lamp post sleeve and the adapter are covered with teeth, and the lamp post sleeve and the adapter are meshed with each other; a waist-shaped groove is provided on the surface of the lamp post sleeve, and the waist-shaped groove is arranged circumferentially through the adapter, and one end of the screw passes through the waist-shaped groove and is connected to the screw column arranged on the installation groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the structural design of the street lamp is optimized, so that the heat can be quickly discharged through the heat sink, which greatly improves the life of the lamp, and its appearance is simple and clear, the internal structure is simple, and the assembly is convenient, and the street lamp accessories are reduced, which greatly improves the production efficiency, reduces the production cost, and greatly promotes the popularity of energy-saving LED street lamps. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main structure of the street lamp of the utility model;

[0014] Figure 2 This is a schematic diagram of the back structure of the street lamp of the utility model;

[0015] Figure 3 This is a schematic diagram of the disassembly of the street lamp structure of the utility model;

[0016] Figure 4 It is a schematic side view of the street lamp structure of the utility model;

[0017] Figure 5 This is a schematic diagram of the top structure of the heat sink of the utility model;

[0018] Figure 6 It is a schematic diagram of the bottom structure of the heat sink of the utility model.

[0019] In the figure: 1. heat sink; 11. heat sink around the cavity; 12. heat sink inside the cavity; 13. cavity; 14. cavity wall; 15. mounting groove; 16. positioning column; 17. top dustproof surface; 18. smart base mounting groove; 19. level observation window; 2. light-emitting module; 21. LED light board; 22. reflector; 23. lens; 3. power supply; 4. street lamp head mechanism; 41. street lamp pole sleeve; 42. adapter; 43. installation fastening screws; 5. level; 6. tempered glass; 7. glass pressing piece; 8. waterproof ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-6 The utility model provides a technical solution: including a heat sink 1, the heat sink 1 includes a cavity peripheral heat sink 11, a cavity internal heat sink 12, a cavity 13, a cavity wall 14, a mounting groove 15, a positioning column 16, a top dustproof surface 17, a smart base mounting groove 18, and a level meter observation window 19. The cavity peripheral heat sink 11, the cavity internal heat sink 12, the cavity 13 and the mounting groove 15 are all arranged on the inner top surface of the heat sink 1, and a plurality of cavity internal heat sinks 12 are regularly arranged in the cavity 13. A light-emitting module 2 is installed on the top of the cavity internal heat sink 12, and a power supply 3 is installed in the cavity 13. A sensor mounting compartment 9 is provided on the top of the power supply 3 cover, and a cavity wall 14 separates the cavity 13. The mounting groove 15 is arranged on one side of the cavity wall 14, and the mounting groove 15 is movably connected to the street lamp head mechanism 4.

[0022] A level 5 is provided at the top of the heat sink 1. The projection of the heat sink 1 on the horizontal plane is a runway-shaped structure with a straight tail, which is convenient for quickly maintaining horizontal illumination when the lamp is installed.

[0023] The heat sink 11 around the cavity is indirectly connected to the heat sink 12 inside the cavity through the cavity wall 14 , and the light-emitting module 2 is connected to the heat sink 1 through screws, so that the heat can be quickly discharged through the heat sink 11 .

[0024] The light-emitting module 2 includes an LED light board 21, a reflector 22 and a lens 23. A positioning hole is provided on the reflector 22, and the positioning hole cooperates with the positioning column 16 in the heat sink 1, and does not need to be fixed with screws, which is convenient for disassembly and assembly.

[0025] A tempered glass 6 is provided at the top of the light-emitting module 2, a glass pressing piece 7 is provided at the four corners of the top of the tempered glass 6, a waterproof ring 8 is provided at the bottom of the tempered glass 6, the glass pressing piece 7 is connected to the heat sink 1 by screws, and the tempered glass 6 and the positioning column 16 limit the reflector 22 for easy fixed installation.

[0026] The heat sink 1 is separated from the cavity 13 by a cavity wall 14 , and the street lamp head mechanism 4 is connected to the heat sink 1 by screws.

[0027] The street lamp head mechanism 4 includes a street lamp pole sleeve 41, an adapter 42 and installation fastening screws 43. A screw column is provided on the installation groove 15. The street lamp head mechanism 4 is connected to the installation groove 15 by screws, which is convenient for the stability and use of the street lamp head mechanism 4.

[0028] The surfaces of the lamp post sleeve 41 and the adapter 42 are covered with latch teeth, and the lamp post sleeve 41 and the adapter 42 are meshed with each other; a waist-shaped groove is opened on the surface of the lamp post sleeve 31, and the waist-shaped groove is circumferentially arranged through the adapter 42, and one end of the screw passes through the waist-shaped groove and is connected to the screw column arranged on the installation groove 15.

[0029] Specifically, when the utility model is used, a top dustproof surface 17 is provided on the back of the radiator 1, and the cavity 13 can fix different power supplies. The power input line is electrically connected through an AC connector, and the output line of the power supply is connected to the LED light board 21.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An LED street lamp, characterized in that: The invention comprises a heat sink (1), wherein the heat sink (1) comprises a cavity peripheral heat sink (11), a cavity internal heat sink (12), a cavity (13), a cavity wall (14), a mounting groove (15), a positioning column (16), a top dustproof surface (17), an intelligent base mounting groove (18), and a level meter observation window (19); the cavity peripheral heat sink (11), the cavity internal heat sink (12), the cavity (13), and the mounting groove (15) are all arranged on the inner top surface of the heat sink (1); a plurality of cavity internal heat sinks (12) are regularly arranged in the cavity (13); a light-emitting module (2) is installed at the top of the cavity internal heat sink (12); a power supply (3) is installed in the cavity (13); a sensor mounting compartment (9) is provided at the top of the power supply (3) cover; the cavity wall (14) separates the cavity (13); the mounting groove (15) is arranged on one side of the cavity wall (14); and the mounting groove (15) is movably connected to a street lamp head mechanism (4).

2. The LED street lamp according to claim 1, characterized in that: A level (5) is provided at the top of the heat sink (1); the projection of the heat sink (1) on the horizontal plane is a runway-shaped structure with a straight tail.

3. The LED street lamp according to claim 1, characterized in that: The heat sink (11) around the cavity is indirectly connected to the heat sink (12) inside the cavity via the cavity wall (14), and the light-emitting module (2) is connected to the heat sink (1) via screws.

4. The LED street lamp according to claim 1, characterized in that: The light-emitting module (2) comprises an LED light panel (21), a reflector (22) and a lens (23); a positioning hole is provided on the reflector (22), and the positioning hole cooperates with a positioning column (16) in the heat sink (1).

5. The LED street lamp according to claim 1, characterized in that: The top of the light-emitting module (2) is provided with a tempered glass (6), the four corners of the top of the tempered glass (6) are provided with glass pressing pieces (7), the bottom of the tempered glass (6) is provided with a waterproof ring (8), the glass pressing piece (7) is connected to the heat sink (1) by screws, and the tempered glass (6) and the positioning column (16) limit the reflector (22).

6. The LED street lamp according to claim 1, characterized in that: The heat sink (1) is separated from the cavity (13) by a cavity wall (14), and the street lamp head mechanism (4) is connected to the heat sink (1) by screws.

7. The LED street lamp according to claim 1, characterized in that: The street lamp head mechanism (4) comprises a street lamp pole sleeve (41), an adapter (42) and mounting fastening screws (43); a screw column is provided on the mounting groove (15); and the street lamp head mechanism (4) and the mounting groove (15) are connected via screws.

8. The LED street lamp according to claim 7, characterized in that: The surfaces of the street light pole sleeve (41) and the adapter (42) are covered with latch teeth. The street light pole sleeve (41) and the adapter (42) are meshed with each other. A waist-shaped groove is provided on the surface of the lamp pole sleeve (31), and the waist-shaped groove is circumferentially arranged through the adapter (42). One end of the screw passes through the waist-shaped groove and is connected to a screw column arranged on the installation groove (15).

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