CN205191364U - LED (light -emitting diode) street lamp - Google Patents

Abstract

An LED street lamp, comprising a radiator, a light source board, a lens unit, a power-off switch, a lightning protector, a drive power supply, a power supply fixing bracket and a cover plate, the radiator is plate-shaped, and the drive power supply and the lightning protector are installed On one end face of the power supply fixing bracket, the power supply fixing bracket with the driving power supply and the lightning protector installed is installed on the inside of the cover plate, the light source board is attached to the inside of the radiator, and the lens unit is installed on the light source board. The light source board includes a PCB board and at least one LED light source distributed on the PCB board, the lens unit includes lenses with different angles, the male end and the female end of the power-off switch are respectively arranged on the inside of the radiator and the cover plate The heat sink and the cover plate are matched and connected to form a sealed cavity, and the power supply fixing bracket and the light source board are arranged side by side in the sealed cavity. The LED street lamp of the utility model has the functions of uniform illumination, convenient installation, energy saving and environmental protection.

Description

A kind of LED street light

technical field

The utility model relates to a lighting device, in particular to an LED street lamp.

Background technique

At present, on important roads such as expressways, trunk roads, secondary trunk roads, and branch roads, most of them use traditional metal halide lamps MH or high-pressure sodium lamps HPS, and use metal halide lamps MH or high-pressure sodium lamp HPS light sources and reflector lampshades In combination, the light distribution is basically a circular or oval spot, and there are serious problems such as uneven illumination, severe spot, dark area, and glare in the aisle area. In addition, the power of metal halide lamp MH or high pressure sodium lamp HPS is relatively high, which wastes energy.

Therefore, how to design an LED lighting lamp that effectively solves a series of optical problems such as uneven illumination, severe light spots, and dark areas is a technical problem that needs to be solved urgently in the industry.

Utility model content

In order to solve the above-mentioned problems in the prior art, the utility model provides an LED street lamp with uniform illumination, convenient installation and high safety.

The technical scheme adopted by the utility model to solve the above-mentioned technical problems is: an LED street lamp, including a radiator, a light source board, a lens unit, a power-off switch, a lightning protector, a driving power supply, a power supply fixing bracket and a cover plate, the radiator In the shape of a plate, the drive power supply and lightning protector are installed on one end of the power supply fixing bracket, and the power supply fixing bracket on which the driving power supply and lightning protector have been installed is installed on the inside of the cover plate, and the light source board is attached to the heat dissipation Inside the device, the lens unit is installed on the light source board, the light source board includes a PCB board and at least one LED light source distributed on the PCB board, the lens unit includes lenses with different angles, and the male end of the power-off switch The heat sink and the cover plate are matched and connected to form a sealed cavity, and the power supply fixing bracket and the light source board are arranged side by side in the sealed cavity.

As a further preferred solution of the present utility model, the street lamp also includes glass, a glass sealing ring and a first pressing plate, the glass sealing ring and glass are sequentially arranged inside the cover plate, and the first pressing plate is arranged around the glass, It is used to fix the glass sealing ring and glass on the inner side of the cover plate.

As a further preferred solution of the present invention, the street lamp is further provided with an electrical sealing ring, and the electrical sealing ring is arranged between the glass sealing ring and the cover plate.

As a further preferred solution of the present utility model, the street lamp further includes a light controller and a light control probe, the light control device is arranged on the other end surface of the power supply fixing bracket, and the light control probe is arranged on the cover plate.

As a further preferred solution of the present invention, the street lamp further includes a sleeve that can be installed at one end of the radiator at different angles, and the sleeve can match lamp poles of different specifications.

As a further preferred solution of the present utility model, the street lamp further includes a waterproof connector and a cable, the waterproof connector is installed on the cover plate, the cable passes through the sleeve, and the waterproof connector is connected to the driving power supply in turn.

As a further preferred solution of the present invention, the street lamp also includes a support bracket, a clasp bracket, and a second pressing plate, one end of the radiator forms a hinge connection with one end of the cover plate through the support bracket, and the clasp bracket One end is fixed to the other end of the radiator through the second pressing plate, and the other end of the clasp bracket has a hook for clamping the other end of the cover plate.

Compared with the prior art, the utility model has the beneficial effects:

1. Structural design: (1) The structure is integrated, tool-free disassembly and assembly, and easy maintenance. (2) Paste the PCB board directly on the aluminum alloy radiator, and conduct heat from the lamp effectively through conduction and convection heat dissipation. (3) The installation methods of lamps are diversified to meet the specification requirements of different lamp poles on the road.

2. Secondary light distribution design: through the principle of secondary light distribution, according to the road lighting standard requirements of different countries, lenses with different angles are designed to effectively solve the problem of uneven illumination, serious dark areas, Severe light spots and other series of optical problems.

3. Electrical design: (1) Adopt the design principle of the power-off switch, so that when the street lamp is in maintenance, when the radiator is turned on, the male end of the power-off switch can be separated from the female end, so as to realize the complete disconnection of the street lamp electrical appliances from the mains , which can improve the safety of workers maintaining street lights. (2) The street lamp has an anti-high voltage lightning protection device, so that the street lamp can avoid damage caused by lightning strikes.

Description of drawings

Fig. 1 is a schematic diagram of an exploded structure of an embodiment provided by the LED street lamp of the present invention;

Fig. 2 is the first usage state diagram provided by the utility model LED street lamp;

Fig. 3 is the second usage state diagram provided by the LED street lamp of the present invention;

Fig. 4 is the third usage state diagram provided by the LED street lamp of the present invention;

Fig. 5 is a maintenance status diagram provided by the LED street lamp of the present invention.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figure 1, the LED street lamp includes a radiator 2, a light source board 3, a lens unit 4, a power-off switch 14, a lightning protector 15, a driving power supply 5, a power supply fixing bracket 6 and a cover plate 12, and the radiator 2 is in the form of plate shape, the driving power supply 5 and the lightning protector 15 are installed on one end face of the power supply fixing bracket 6, and the power supply fixing bracket 6 with the driving power supply 5 and the lightning protecting device 15 installed on the inside of the cover plate 12, the light source The board 3 is attached to the inner side of the heat sink 2, and the lens unit 4 is installed on the light source board 3. The light source board 3 includes a PCB board and at least one LED light source distributed on the PCB board. The lens unit 4 includes different Angled lenses, the male end and the female end of the power-off switch 14 are respectively arranged on the inside of the radiator 2 and the cover plate 12 .

The street lamp also includes a support bracket 13, a clasp bracket 11, and a second pressing plate 1. One end of the radiator 2 is hinged to one end of the cover plate 12 through the support bracket 13, and one end of the clasp bracket 11 is passed through The second pressing plate 1 is fixed on the other end of the radiator 2, and the other end of the clasp bracket 11 has a hook for clamping the other end of the cover plate 12, so that the radiator 2 and the cover plate 12 are mated and connected. A sealed cavity is formed, and the power supply fixing bracket 6 and the light source board 3 are arranged side by side in the sealed cavity. It should be noted here that although the utility model only provides an embodiment for connecting the radiator 2 and the cover plate 12 , but the utility model is not limited to a connection method of this embodiment, and it can also be a buckle, bolt and other connection methods.

The street lamp also includes a glass 8, a glass sealing ring 9 and a first pressure plate 7, the glass sealing ring 9 and the glass 8 are sequentially arranged inside the cover plate 12, and the first pressure plate 7 is arranged around the glass 8 for The glass sealing ring 9 and the glass 8 are fixed on the inner side of the cover plate 12, so that better sealing and isolation can be achieved. In a specific implementation, the first press plate 7 can be four independent press plates, which are placed around the glass 8 respectively. Further preferably, the street lamp is further provided with an electrical sealing ring 10, and the electrical sealing ring 10 is arranged between the glass sealing ring 9 and the cover plate 12 to further avoid electrical interference and play an electrical isolation role.

The street lamp also includes a light controller 16 and a light control probe 21, the light controller 16 is arranged on the other end face of the power supply fixing bracket 6, and the light control probe 21 is arranged on the cover plate 12 for controlling The light intensity automatically adjusts the LED light source intensity of the street lamp.

The street lamp also includes a sleeve 20, one end of the sleeve 20 is connected to the radiator 2, and the connecting surface of the sleeve 20 and the radiator 2 is arc-shaped and engaged with each other. Also offer arc surface strip hole, beat screw on this strip hole and fix and insert on the radiator 2. By rotating and adjusting the installation angle of the sleeve 20 relative to the radiator 2, the street lamps can be installed in different ways, such as shown in Fig. 2, Fig. 3 and Fig. 4, which can greatly improve the use effect and application of the LED street lamp.

The street lamp also includes a waterproof connector 17 and a cable 19 , the waterproof connector 17 is installed on the cover plate 12 , the cable 19 passes through the sleeve 20 in turn, and the waterproof connector 17 is connected to the driving power supply 5 .

In the specific implementation, the cable 19 can be connected with the external mains cable 19, and the sleeve 20 can be put on the light pole, and the sleeve 20 can be fixed on the light pole through the M10 inner hexagonal screw, so that the LED street light can be installed on the light pole. light pole.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (7)

1. A kind of LED street lamp, is characterized in that, comprises radiator, light source board, lens unit, power-off switch, lightning protector, drive power supply, power supply fixing support and cover plate, and described radiator is plate shape, and described driver The power supply and the lightning protector are installed on one end of the power supply fixing bracket, and the power supply fixing bracket with the driving power supply and the lightning protector installed is installed on the inside of the cover plate, the light source board is fitted on the inside of the radiator, and the lens unit Installed on the light source board, the light source board includes a PCB board and at least one LED light source distributed on the PCB board, the lens unit includes lenses with different angles, the male end and the female end of the power-off switch are respectively arranged on the heat dissipation The inner side of the radiator and the cover plate, the radiator and the cover plate are matched and connected to form a sealed cavity, and the power supply fixing bracket and the light source board are arranged side by side in the sealed cavity. 2. The LED street lamp according to claim 1, characterized in that, the street lamp further comprises glass, a glass sealing ring and a first pressure plate, the glass sealing ring and glass are sequentially arranged inside the cover plate, and the first pressure plate It is arranged around the glass and is used to fix the glass sealing ring and the glass on the inner side of the cover plate. 3. The LED street lamp according to claim 2, wherein the street lamp is further provided with an electrical sealing ring, and the electrical sealing ring is arranged between the glass sealing ring and the cover plate. 4. The LED street lamp according to claim 3, characterized in that, the street lamp further comprises a light controller and a light control probe, the light control device is arranged on the other end face of the power supply fixing bracket, and the light control probe is set on the cover. 5. The LED street lamp according to claim 4, further comprising a sleeve that can be installed at one end of the radiator at different angles. 6. The LED street lamp according to claim 5, characterized in that, the street lamp also includes a waterproof connector and a cable, the waterproof connector is installed on the cover plate, and the cable passes through the sleeve and the waterproof connector in turn to connect with the driving power supply . 7. The LED street lamp according to any one of claims 1 to 6, characterized in that, the street lamp further comprises a support bracket, a clasp bracket, and a second pressure plate, and one end of the heat sink is connected to the cover by the support bracket. One end of the board forms a hinge, one end of the clasp bracket is fixed to the other end of the radiator through the second pressing plate, and the other end of the clasp bracket has a hook for clamping the other end of the cover plate.