CN215570182U

CN215570182U - High-light-efficiency LED module of solar street lamp

Info

Publication number: CN215570182U
Application number: CN202120841251.8U
Authority: CN
Inventors: 廖春华; 刘海波; 吴煌辉
Original assignee: City Aurora Optoelectronics Co ltd
Current assignee: City Aurora Optoelectronics Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-18
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a high-light-efficiency LED module of a solar street lamp, which comprises a heat dissipation shell, wherein a module body is arranged on the lower side of the heat dissipation shell, an aluminum substrate is arranged on the upper side of the heat dissipation shell through a self-tapping screw I, LED lamp beads which are uniformly distributed are arranged on the upper side of the aluminum substrate, a lens is arranged on the upper side of the aluminum substrate, a waterproof rubber ring is arranged on the lower side of the lens, the lens is arranged on the upper side of the heat dissipation shell through a self-tapping screw II, a screw hole I is formed in the outer side of the waterproof rubber ring, a fixing groove is formed in the upper side of the lens, two light distribution curved surfaces are arranged on the inner side of the lens, and a rear anti-scattering surface is arranged on the left side of the two light distribution curved surfaces. The high-light-efficiency LED module of the solar street lamp has the advantages of high light efficiency and low secondary light distribution loss, and the practicability of the LED module is improved.

Description

High-light-efficiency LED module of solar street lamp

Technical Field

The utility model relates to the technical field of high-luminous-efficiency LED modules of solar streetlamps, in particular to a high-luminous-efficiency LED module of a solar streetlight.

Background

The solar street lamp is a novel road lighting facility, is powered by a crystalline silicon solar cell, stores electric energy by a maintenance-free valve-controlled sealed storage battery (a colloidal battery), is used as a light source, is controlled by an intelligent charging and discharging controller, has the advantages of simple and convenient installation, low investment, good safety performance, energy conservation, environmental protection and the like, is used for replacing the traditional public power lighting street lamp, and most of the solar street lamps use LED modules for lighting.

But current LED module comprises lamp pearl PCBA, secondary grading lens, waterproof rubber ring, heat dissipation main part, connecting wire, and wherein the two parts that influence the light efficiency are lamp pearl and lens, and what current module in market all adopted is PC or PMMA material lens, and PC and PMMA's luminousness is 88% ~92%, leads to LED module light efficiency to hang down, and the secondary grading loss is big, and light can not effectually shine at effectual irradiation range.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the utility model aims to provide a high-luminous-efficiency LED module of a solar street lamp, which has the advantages of high luminous efficiency and small secondary light distribution loss, and solves the problems that the luminous efficiency of some LED modules is low, the secondary light distribution loss is large, and light cannot be effectively irradiated in an effective irradiation range.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-light-efficiency LED module of a solar street lamp comprises a heat dissipation shell, wherein a module body is arranged on the lower side of the heat dissipation shell, an aluminum substrate is arranged on the upper side of the heat dissipation shell through a self-tapping screw I, LED lamp beads which are uniformly distributed are arranged on the upper side of the aluminum substrate, a lens is arranged on the upper side of the aluminum substrate, a waterproof rubber ring is arranged on the lower side of the lens, the lens is arranged on the upper side of the heat dissipation shell through a self-tapping screw II, a screw hole I is formed in the outer side of the waterproof rubber ring, a fixing groove is formed in the upper side of the lens, two light distribution curved surfaces are arranged on the inner side of the lens, a rear anti-scattering surface is arranged on the left side of the two light distribution curved surfaces, radiating fins which are uniformly distributed are arranged on the lower side of the heat dissipation shell, a connecting wire is arranged on the front side of the heat dissipation shell, and a PG7 waterproof joint is arranged on the front side of the heat dissipation shell, and a spring is arranged on the inner side of the heat dissipation shell.

Preferably, the PG7 waterproof joint is provided with two sealing rings on the outer side, the PG7 waterproof joint is provided with two sealing rings, and the position of the PG7 waterproof joint corresponds to the position of the circular groove.

Preferably, the radiating fins are arranged in seven groups, the lengths of the radiating fins are different, and the radiating fins are distributed in a left-right symmetrical mode.

Preferably, the inner side of the heat dissipation shell is provided with a cavity, the spring is arranged on the inner side of the cavity, the heat dissipation shell is symmetrical left and right, the bottom of the heat dissipation shell is fixedly provided with an extension plate, the inner side of the extension plate is provided with a mounting hole, and the lower side of the mounting hole is provided with a self-tapping screw III.

Preferably, the surface of the lens is provided with a second screw hole, the inner diameters of the second screw hole and the first screw hole are the same, and the positions of the second screw hole and the first screw hole correspond to each other.

Preferably, the lens is provided with an outer curved surface on the upper side, the outer curved surface corresponds to the position of the two light distribution curved surfaces, and the lens is made of glass.

Preferably, the first self-tapping screw has a specification of 3 × 5, the second self-tapping screw has a specification of 3 × 10, and the third self-tapping screw has the same specification as the second self-tapping screw.

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

1. according to the utility model, through the matched use of the module body, the aluminum substrate, the LED lamp beads, the waterproof rubber ring, the lens, the PG7 waterproof joint, the extension plate, the two light distribution curved surfaces, the rear anti-scattering surface and the heat dissipation shell, the problems that the LED module is low in light efficiency, large in secondary light distribution loss and small in secondary light distribution loss due to the fact that the PC or PMMA lens is adopted by some modules and the light transmittance of the PC and PMMA is 88% -92% are solved.

2. According to the utility model, the whole device can be better connected with the solar photovoltaic panel through the arrangement of the PG7 waterproof joint, and meanwhile, the PG7 waterproof joint can play a waterproof role.

3. According to the LED lamp, the heat of the LED lamp beads and the aluminum substrate can be better radiated through the arrangement of the radiating fins, so that the LED lamp beads and the aluminum substrate are prevented from being damaged due to overhigh temperature, and the normal use is not influenced.

4. The utility model can install the whole device at the place needing to be installed by matching the extension plate and the self-tapping screw, and meanwhile, the installation is very convenient.

5. According to the utility model, the lens can be better arranged on the upper side of the heat dissipation shell through the arrangement of the second screw hole.

6. According to the utility model, through the arrangement of the two light distribution curved surfaces, the structural design of the lens collects and distributes the light to the lighting area, the lighting effect is improved, the light effect is improved by combining the matching of the LED lamp beads, the secondary light distribution of the lens is improved by improving the material of the lens to be glass, and the light scattered to the rear part of the lamp post is reduced, so that the secondary light distribution loss is reduced.

7. According to the utility model, the whole device is more convenient to mount by the arrangement of the first self-tapping screw, the second self-tapping screw and the third self-tapping screw.

Drawings

FIG. 1 is a schematic view of a three-dimensional split structure according to the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic diagram of the front side of the lens of the present invention;

FIG. 4 is a schematic view of the reverse side of the lens of the present invention.

In the figure: 1. a heat dissipation housing; 2. a module body; 3. an aluminum substrate; 4. LED lamp beads; 5. a waterproof rubber ring; 6. a lens; 7. a self-tapping screw II; 8. a first screw hole; 9. a first self-tapping screw; 10. PG7 watertight joint; 11. a circular groove; 12. a connecting wire; 13. an extension plate; 14. a self-tapping screw III; 15. mounting holes; 16. a cavity; 17. a spring; 18. an outer curved surface; 19. fixing grooves; 20. a second screw hole; 21. two light distribution curved surfaces; 22. a rear anti-scatter surface; 23. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the high luminous efficiency LED module of a solar street lamp provided by the present invention comprises a heat dissipation casing 1, a module body 2 is disposed on the lower side of the heat dissipation casing 1, an aluminum substrate 3 is mounted on the upper side of the heat dissipation casing 1 by a tapping screw 9, LED beads 4 uniformly distributed are disposed on the upper side of the aluminum substrate 3, a lens 6 is disposed on the upper side of the aluminum substrate 3, a waterproof rubber ring 5 is disposed on the lower side of the lens 6, the lens 6 is mounted on the upper side of the heat dissipation casing 1 by a tapping screw 7, a screw hole 8 is disposed on the outer side of the waterproof rubber ring 5, a fixing groove 19 is disposed on the upper side of the lens 6, two light distribution curved surfaces 21 are disposed on the inner side of the lens 6, a rear anti-scattering surface 22 is disposed on the left side of the two light distribution curved surfaces 21, uniformly distributed heat dissipation casing 1 is disposed on the lower side of the heat dissipation casing 1, a connecting wire 12 is disposed on the front side of the heat dissipation casing 1, a circular groove 11 is disposed on the front side of the heat dissipation casing 1, the front side of the heat dissipation shell 1 is provided with a PG7 waterproof joint 10, and the inner side of the heat dissipation shell 1 is provided with a spring 17.

Referring to fig. 1, the outer side of the PG7 waterproof joint 10 is provided with a sealing ring, the PG7 waterproof joint 10 is provided with two, and the position of the PG7 waterproof joint 10 corresponds to the position of the circular groove 11.

As a technical optimization scheme of the utility model, the PG7 waterproof joint 10 is arranged, so that the whole device can be better connected with a solar photovoltaic panel, and meanwhile, the PG7 waterproof joint 10 can play a waterproof role.

Referring to fig. 2, seven groups of the heat dissipation fins 23 are provided, the lengths of the heat dissipation fins 23 are different, and the heat dissipation fins 23 are symmetrically distributed.

As a technical optimization scheme of the utility model, through the arrangement of the radiating fins 23, the heat of the LED lamp beads 4 and the aluminum substrate 3 can be better radiated, and the damage of the LED lamp beads 4 and the aluminum substrate 3 due to overhigh temperature is avoided, so that the normal use is not influenced.

Referring to fig. 2, a cavity 16 is formed in the inner side of the heat dissipation shell 1, a spring 17 is arranged in the cavity 16, the heat dissipation shell 1 is bilaterally symmetrical, an extension plate 13 is fixedly mounted at the bottom of the heat dissipation shell 1, a mounting hole 15 is formed in the inner side of the extension plate 13, and a tapping screw III 14 is arranged on the lower side of the mounting hole 15.

As a technical optimization scheme of the utility model, the extension plate 13 and the self-tapping screw III 14 are matched for use, so that the whole device can be installed at a place needing to be installed, and the installation is convenient.

Referring to fig. 3, the second screw hole 20 is formed on the surface of the lens 6, the inner diameters of the second screw hole 20 and the first screw hole 8 are the same, and the positions of the second screw hole 20 and the first screw hole 8 correspond to each other.

As a technical optimization scheme of the present invention, the lens 6 can be better installed on the upper side of the heat dissipation case 1 by the arrangement of the second screw hole 20.

Referring to fig. 3, an outer curved surface 18 is provided on the upper side of the lens 6, the outer curved surface 18 corresponds to the position of the two light distribution curved surfaces 21, and the lens 6 is made of glass.

As a technical optimization scheme of the utility model, through the arrangement of the two light distribution curved surfaces 21, the structural design of the lens 6 is collected and distributed to an illumination area, the illumination effect is improved, the light effect is improved by combining the matching of the LED lamp beads 4, the secondary light distribution of the lens 6 is improved by improving the material of the lens 6 to be glass, and the light scattered to the rear part of the lamp post is reduced, so that the secondary light distribution loss is reduced.

Referring to fig. 2, the specification of the first self-tapping screw 9 is 3 × 5, the specification of the second self-tapping screw 7 is 3 × 10, and the specification of the third self-tapping screw 14 is the same as the specification of the second self-tapping screw 7.

As a technical optimization scheme of the utility model, the whole device is more convenient to mount by arranging the first self-tapping screw 9, the second self-tapping screw 7 and the third self-tapping screw 14.

The working principle and the using process of the utility model are as follows: when the LED lamp is used, a user firstly installs the aluminum substrate 3 on the upper side of the radiating shell 1 through the self-tapping screw I9, then places the waterproof rubber ring 5 on the lower side of the lens 6, then buckles the aluminum substrate 3 together with the lens 6 on the outer side of the aluminum substrate 3, fixes the aluminum substrate with the self-tapping screw II 7, then installs the PG7 waterproof connector 10, and finally installs the whole device in a lampshade through the self-tapping screw III 14 and connects the connecting wire 12.

In summary, the following steps: this high light efficiency LED module of solar street lamp, through setting up module body 2, aluminium base board 3, LED lamp pearl 4, waterproof rubber ring 5, lens 6, PG7 waterproof joint 10, extension board 13, two grading distribution curved surfaces 21, the cooperation of rear portion anti-scattering surface 22 and heat dissipation shell 1 is used, what solved some modules all adopted is the lens 6 of PC or PMMA material, PC and PMMA's luminousness is 88% ~92%, lead to LED module light efficiency low, the secondary grading loss is big, the problem of light can not effectually shine at effectual irradiation range.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high light efficiency LED module of solar street lamp, includes the heat dissipation shell, its characterized in that: the lower side of the heat dissipation shell is provided with a module body, the upper side of the heat dissipation shell is provided with an aluminum substrate through a self-tapping screw, LED lamp beads which are uniformly distributed are arranged on the upper side of the aluminum substrate, a lens is arranged on the upper side of the aluminum substrate, the lower side of the lens is provided with a waterproof rubber ring, the lens is arranged on the upper side of the heat dissipation shell through a self-tapping screw II, the outer side of the waterproof rubber ring is provided with a first screw hole, the upper side of the lens is provided with a fixed groove, the inner side of the lens is provided with two light distribution curved surfaces, the left side of the two light distribution curved surfaces is provided with a rear anti-scattering surface, the lower side of the heat dissipation shell is provided with evenly distributed heat dissipation fins, the front side of the heat dissipation shell is provided with a connecting wire, the front side of heat dissipation shell is opened and is equipped with the circular slot, the front side of heat dissipation shell is provided with PG7 water joint, the inboard of heat dissipation shell is provided with the spring.

2. The high luminous efficiency LED module of solar street lamp according to claim 1, characterized in that: the outer side of the PG7 waterproof joint is provided with a sealing ring, the PG7 waterproof joint is provided with two sealing rings, and the position of the PG7 waterproof joint corresponds to the position of the circular groove.

3. The high luminous efficiency LED module of solar street lamp according to claim 1, characterized in that: the radiating fins are provided with seven groups, the lengths of the radiating fins are different, and the radiating fins are distributed in bilateral symmetry.

4. The high luminous efficiency LED module of solar street lamp according to claim 1, characterized in that: the inboard of heat dissipation shell is provided with the cavity, the spring sets up the inboard at the cavity, the left and right symmetry of heat dissipation shell, the bottom fixed mounting of heat dissipation shell has the extension board, the mounting hole has been seted up to the inboard of extension board, the downside of mounting hole is provided with self tapping screw three.

5. The high luminous efficiency LED module of solar street lamp according to claim 1, characterized in that: and a second screw hole is formed in the surface of the lens, the inner diameter of the second screw hole is the same as that of the first screw hole, and the position of the second screw hole corresponds to that of the first screw hole.

6. The high luminous efficiency LED module of solar street lamp according to claim 1, characterized in that: the upper side of the lens is provided with an outer curved surface, the outer curved surface corresponds to the positions of the two light distribution curved surfaces, and the lens is made of glass.

7. The high luminous efficiency LED module of the solar street lamp according to claim 4, characterized in that: the specification of the first self-tapping screw is 3 x 5, the specification of the second self-tapping screw is 3 x 10, and the specification of the third self-tapping screw is the same as that of the second self-tapping screw.