CN201753873U - A kind of LED street lamp with good cooling effect - Google Patents

Abstract

The utility model discloses an LED street lamp with good heat dissipation effect; the utility model comprises a shell, an LED light source module and a mounting plate arranged inside the shell, the LED light source module is arranged below the mounting plate, heat dissipation fins are arranged on the mounting plate, the shell comprises an outer shell provided with an accommodating area with an opening downward and an upper cover arranged on the outer shell, and heat dissipation holes are provided on the outer shell and the upper cover; the heat generated by the LED light source module is transferred to the mounting plate, and then transferred to the heat dissipation fins by the mounting plate, and the outer shell and the upper cover are provided with heat dissipation holes, so as to ensure air circulation inside the shell, realize heat exchange between the air inside the shell and the air outside the shell, and the heat of the heat dissipation fins can be quickly dissipated outwards, the utility model has good heat dissipation effect, and can extend the service life of the LED street lamp.

Description

A kind of LED street lamp with good cooling effect

technical field

The utility model relates to the technical field of LED lighting, in particular to an LED street lamp with good heat dissipation effect.

Background technique

LED lights have the advantages of long service life, strong fog penetrating power, waterproof, impact resistance, shockproof, no heat, no black lampshade, environmental protection and beautiful appearance. As people pay more and more attention to environmental protection and energy saving and emission reduction, LED lights are entering people's lives at a very fast speed due to their powerful advantages, such as various LED flashlights, household lighting, etc., and now LED lights It has begun to be applied to street lighting, and is constantly being promoted and applied.

However, the current LED street lamps still have great deficiencies in terms of heat dissipation performance. For example, the authorized announcement number is "CN201277472Y", and the Chinese utility model patent titled "An Assembled Expandable LED Street Lamp" includes Body, support rod, power supply box and lamp holder, the number of LED lamp body is one or more, each LED lamp body is an independent light source system, each LED lamp body is fixed on the lamp holder through the support rod, the lamp holder Located at the rear of the LED lamp body, the power supply box is a separately sealed box, fixed on the back of the LED lamp body and the lamp holder; when working, the heat generated by the LED lamp is dissipated through the box body of the power supply box, and the heat dissipation effect is not good. Well, it affects the service life of LED street lights.

Contents of the invention

The purpose of the utility model is to provide an LED street lamp with good heat dissipation effect in view of the deficiencies in the prior art, which can prolong the service life of the LED street lamp.

In order to achieve the above purpose, the utility model adopts the following technical solutions: an LED street lamp with good heat dissipation effect, which includes a housing, an LED light source module and a mounting plate located inside the housing, and the LED light source module is arranged on the installation Below the board, heat dissipation fins are arranged on the mounting board, and the housing includes a housing with a downward opening accommodating area and an upper cover set on the housing, and both the housing and the upper cover are provided with cooling holes.

Wherein, the LED light source module includes a PCB board, an LED lamp body, and an optical lens. The LED lamp body is inserted into the PCB board, the optical lens cover is arranged on the LED lamp body, and the PCB board is mounted under the mounting plate.

Wherein, a first sealing rubber ring is provided between the PCB board and the optical lens.

Wherein, the lower cover of the LED light source module is provided with a radiation cover, and the radiation cover is connected with the mounting plate, and the LED light source module is located between the mounting plate and the reflection cover.

Wherein, tempered glass is provided at the opening of the accommodation area of the shell, and the tempered glass is built on a plug provided with a shoulder, and the plug is connected with a mounting plate, and the mounting plate is also provided with a pressing plate for pressing and fixing the tempered glass.

Wherein, a second sealing rubber ring is arranged between the toughened glass and the pressing plate, and the second sealing rubber ring is arranged along the edge of the toughened glass.

Wherein, the connecting end of the light pole of the housing is provided with an interface insertion hole, and an interface is inserted into the interface insertion hole, and the interface is connected with the mounting plate.

Wherein, the interface is provided with fixed flanks, the fixed flanks are connected with the mounting plate, the interface is provided with a socket hole which is socketed with the light pole, and the hole wall of the socket hole is provided with a anti-rotation protrusion.

Wherein, the cooling fins are arranged in parallel or radially.

Wherein, a rainproof cover is arranged above the loam cake.

The beneficial effects of the utility model are as follows: the utility model includes a housing, an LED light source module and a mounting plate located inside the housing, the LED light source module is arranged under the mounting plate, and heat dissipation fins are arranged on the mounting plate, and the housing It includes a housing with an accommodating area with an opening downward and an upper cover covering the housing. Both the housing and the upper cover are provided with cooling holes. When working, the heat generated by the LED light source module is transferred to the mounting plate, and then transferred to the heat dissipation fins by the mounting plate. Both the shell and the upper cover are provided with heat dissipation holes to ensure the air circulation inside the shell, and realize the air and heat inside the shell. The heat exchange of the air outside the casing can quickly dissipate the heat of the heat dissipation fins; the utility model has a good heat dissipation effect and can prolong the service life of the LED street lamp.

Description of drawings

The utility model will be further described below using the drawings, but the embodiments in the drawings do not constitute any limitation to the utility model.

Fig. 1 is the structural representation of the utility model.

FIG. 2 is an exploded schematic diagram of FIG. 1 .

Fig. 3 is a structural schematic diagram of another viewing angle of the utility model.

FIG. 4 is an exploded schematic diagram of FIG. 3 .

Fig. 5 is a sectional view of the utility model.

Fig. 6 is an exploded schematic view of the LED light source module of the present invention.

FIG. 7 is an enlarged schematic view of A in FIG. 5 .

Fig. 8 is a structural schematic diagram of the interface of the present invention. the

Figures 1 to 8 include:

1——Shell 11——Shell 12——Cover

111——casing cooling hole 112——accommodating area 121——top cover cooling hole

2——LED light source module 21——PCB board 22——optical lens

23——LED lamp body 24——the first sealing rubber ring 3——mounting plate

4——radiating fins 5——connector 51——fixed wings

52——Socket hole 53——Anti-rotation convex strip 54——Screw hole

6——reflector 7——tempered glass 71——second sealing rubber ring

72——press plate 73——plug 8——bracket. ``

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

Embodiment 1, as shown in Figures 1 to 8, the utility model includes a housing 1, an LED light source module 2 disposed inside the housing 1, and a mounting plate 3 for fixing the lower side of the LED light source module 2, The mounting plate 3 is provided with cooling fins 4, and the housing 1 includes a housing 11 with a downwardly opening accommodating area 112 and an upper cover 12 covering the housing 11. The housing 11 and the upper cover 12 are provided with heat dissipation holes. . A bracket 8 is provided between the shell 11 and the upper cover 12 . Orientations such as "above" and "below" in this embodiment take Figure 2 as a reference direction.

When the utility model is working, the heat generated by the LED light source module 2 is transferred to the mounting plate 3, and then transferred to the heat dissipation fins 4 by the mounting plate 3. The shell 11 is provided with a shell heat dissipation hole 111, and the upper cover is provided with an upper cover heat dissipation hole. 121, the heat dissipation holes 111 of the casing and the heat dissipation holes 121 of the upper cover make the air inside the casing 1 convect the air outside the casing 1, ensure the air circulation inside the casing 1, and realize the air inside the casing 1 and the air outside the casing 1 heat exchange, the heat of the cooling fins 4 can be quickly dissipated outward, the utility model has a good heat dissipation effect, and can prolong the service life of the LED street lamp.

In this embodiment, the LED light source module 2 includes a PCB board 21, an LED lamp body 23, and an optical lens 22. The LED lamp body 23 is inserted into the PCB board 21, and the optical lens 22 is covered on the LED lamp body 23. The PCB board 21 is pasted Installed under the mounting plate 3. The PCB board 21 can be screwed under the installation board 3 by means of threaded connection, and the installation board 3 is extruded from an aluminum material. Since the aluminum material has a very good heat conduction effect, the PCB board 21 is directly in contact with the aluminum installation board 3 The heat can be quickly transferred to the mounting board 3, and the mounting board 3 transfers the heat to the air through the heat dissipation fins 4, so that a good heat dissipation effect can be achieved. In addition, the optical lens 22 is covered on the LED lamp body 23, so that the light emitted by the LED lamp body 23 can be adjusted by the optical lens 22 to achieve a good illumination effect.

A first sealing rubber ring 24 is provided between the PCB board 21 and the optical lens 22 , and the first sealing rubber ring 24 is connected to the PCB board 21 and the optical lens 22 respectively. The edge of the optical lens 22 is provided with a placement groove for the first sealing rubber ring 24, and the first sealing rubber ring 24 is installed in the placement groove. During the installation process, through the extrusion between the optical lens 22 and the PCB board 21, The first sealing rubber ring 24 is closely connected with the optical lens 22 and the PCB board 21, so that the whole formed by the optical lens 22 and the PCB board 21 can achieve a good sealing effect and play a good role in dustproof and waterproof effect. Each set of LED light source module 2 includes a PCB board 21, an LED lamp body 23 installed on the PCB board 21, an optical lens 22 corresponding to the PCB board 21, and an optical lens 22 arranged on the PCB board 21 and the optical lens 22. A first sealing rubber ring 24 between the lenses 22; of course, multiple sets of LED light source modules 2 can be installed on one installation board 3, so that better illumination effect can be achieved.

The lower cover of the LED light source module 2 is provided with a radiation cover 6 , the radiation cover 6 is connected to the mounting plate 3 , and the LED light source module 2 is located between the mounting plate 3 and the reflection cover 6 . During the installation process, the LED light source module 2 is installed and fixed on the mounting plate 3 by screwing or other means, and then the reflector 6 is placed on the surface of the optical lens 22, and then the reflector 6 and the mounting plate 3 are screwed together by bolts. Together; the reflection cover 6 surrounds the LED light source module 2, and the edge of the reflection cover 6 is upturned along the light source irradiation direction, so that the light that was originally irradiated in the opposite direction can be reflected by the emission cover 6 to make it all along the specified direction Irradiation, on the one hand, improves the utilization rate of light energy, and on the other hand, it also enhances the irradiation effect. In addition, the LED light source module 2 is clamped between the reflector 6 and the installation board 3 through the reflector 6 , which enhances the connection strength of the LED light source module 2 installed on the installation board 3 .

As a preferred embodiment, the opening of the accommodation area 112 of the housing 11 is provided with a toughened glass 7, the toughened glass 7 is set corresponding to the opening of the accommodation area 112, the toughened glass 7 is set on the plug 73 provided with a shoulder, the plug 73 Connected with the mounting plate 3 , the mounting plate 3 is also provided with a pressing plate 72 for pressing and fixing the toughened glass 7 , and the toughened glass 7 is pressed between the pressing plate 72 and the plug 73 . During the installation process, first install and fix the plug 73 on the side of the LED light source module 2 of the installation plate 3 according to the specified position, either by screw connection or by other methods, and then install the toughened glass 7 on the plug. On the shoulder of the head 73, finally the pressure plate 72 is installed on the mounting plate 3 by screwing, and the pressure plate 72 can press and fix the tempered glass 7 between the pressure plate 72 and the plug 73; the main part of the tempered glass 7 The function is to seal the opening of the accommodating area 112 under the condition of ensuring light transmission.

A second sealing rubber ring 71 is provided between the tempered glass 7 and the pressing plate 72 , the second sealing rubber ring 71 is arranged along the edge of the tempered glass 7 and connected with the toughened glass 7 , and the second sealing rubber ring 71 is connected to the pressing plate 72 . The second sealing rubber ring 71 is pasted between the tempered glass 7 and the pressing plate 72. When the pressing plate 72 is screwed and installed on the mounting plate 3, the second sealing rubber ring 71 is compressed, and the compressed second sealing rubber ring 71 can further enhance the sealing performance of the opening of the accommodating area 112, and enhance its dustproof and waterproof performance. In addition, the second sealing rubber ring 71 is pressed between the tempered glass 7 and the pressure plate 72, avoiding the gap between the tempered glass 7 and the pressure plate 72. The direct contact can effectively protect the toughened glass 7 from being scratched and damaged by the pressing plate 72 like this.

As a preferred embodiment, the light pole connection end of the housing 1 is provided with an interface insertion hole, and an interface 5 is inserted into the interface insertion hole, and the interface 5 is connected to the mounting plate 3 . The interface 5 can be connected with the housing 1 at the same time. The interface 5 is used as a connecting piece between the LED street light and the light pole, and its main function is to effectively connect the LED street light and the light pole together.

The interface 5 is provided with a fixed side wing 51, which is connected to the mounting plate 3, and the hole wall of the socket hole 52 where the interface 5 is socketed with the light pole is provided with an anti-rotation convex strip 53, and the interface 5 is also provided with a screw for installation and fixing. Hole 54. The interface 5 can be integrally formed by casting to form the sleeve hole 52, the anti-rotation convex strip 53 and the fixed side wing 51. The fixed side wing 51 can be fixed on the mounting plate 3 by screwing, or can be installed by buckling or other methods. On the mounting plate 3; on the hole wall of the socket hole 52 where the interface 5 is socketed with the light pole, the anti-rotation convex strip 53 is set, and the anti-rotation convex strip 53 clamps the light pole, which can prevent the LED street lamp from slipping after being installed on the light pole Or rotate, and at the same time, the interface 5 and the light pole are firmly fixed together through the screw hole 54 by installing the fixing bolt, which can ensure the safety of the LED street light during use.

As a preferred embodiment, the cooling fins 4 are arranged in parallel or radially. The cooling fins 4 can be made integrally with the mounting plate 3 by means of extrusion molding, or the cooling fins 4 and the mounting plate 3 can be fixedly connected as a whole by welding, and the cooling fins 4 can be arranged in parallel or Radial, mainly determined according to the shape of the street lamp.

Embodiment 2. The difference between this embodiment and Embodiment 1 is that a rainproof cover is added above the upper cover 12 , and the rainproof cover is provided on the casing 1 . A rain cover is set above the upper cover 12, which can ensure that in rainy weather, rainwater will not flow into the housing interior through the heat dissipation holes, so as to avoid damage to the LED street lamp due to the infiltration of rainwater, so by setting the rain cover can be further improved. Expand the scope of use and enhance its use effect.

The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation and scope of application. The content of this specification should not be understood as Limitations on the Invention.

Claims (10)

1. A LED street lamp with good heat dissipation effect, which comprises a housing, an LED light source module and a mounting plate located inside the housing, the LED light source module is arranged below the mounting plate, and is characterized in that: the mounting plate is provided with There are radiating fins, and the housing includes a housing with an accommodating area with an opening downward and an upper cover set on the housing. Both the housing and the upper cover are provided with cooling holes. 2. An LED street lamp with good heat dissipation according to claim 1, wherein the LED light source module includes a PCB board, an LED lamp body, and an optical lens, the LED lamp body is inserted into the PCB board, and the optical lens The cover is arranged on the LED lamp body, and the PCB board is pasted under the installation board. 3 . The LED street lamp with good heat dissipation according to claim 2 , wherein a first sealing rubber ring is provided between the PCB board and the optical lens. 4 . 4. The LED street lamp with good heat dissipation according to claim 1, characterized in that: the LED light source module is provided with a radiation cover under the cover, the radiation cover is connected to the mounting plate, and the LED light source module is located on the mounting plate. between the board and the reflector. 5. An LED street lamp with good heat dissipation according to claim 1, characterized in that: the opening of the accommodation area of the housing is provided with toughened glass, and the toughened glass is set on a plug with a shoulder, and the plug Connected with the mounting plate, the mounting plate is also provided with a pressing plate for pressing and fixing the tempered glass. 6. The LED street lamp with good heat dissipation according to claim 5, characterized in that: a second sealing rubber ring is provided between the tempered glass and the pressure plate, and the second sealing rubber ring is along the edge of the tempered glass set up. 7. The LED street lamp with good heat dissipation according to claim 1, characterized in that: the light pole connection end of the housing is provided with an interface insertion hole, and an interface is inserted into the interface insertion hole, and the interface is connected to the installation board connection. 8. An LED street lamp with good heat dissipation according to claim 7, characterized in that: the interface is provided with fixed side wings, the fixed side wings are connected to the installation plate, and the interface is provided with a socket that is socketed with the light pole The hole, the hole wall of the socket hole is provided with anti-rotation protrusions. 9. The LED street lamp with good heat dissipation effect according to claim 1, characterized in that: the heat dissipation fins are arranged in a parallel or radial shape. 10. The LED street lamp with good heat dissipation according to any one of claims 1 to 9, characterized in that a rainproof cover is arranged above the upper cover.

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