CN206234639U - A kind of LED modules - Google Patents

Abstract

The utility model discloses an LED module group, which comprises a radiator, a light-emitting component, a lens and a thread cover. The light-emitting component is fixed on the radiator, and the lens cover is arranged on the light-emitting component; And the threaded cover is connected with the radiator through the threaded structure. The LED module provided by the utility model is pressed on a circle of the lens through a threaded cover and screwed on the radiator, and the threaded cover also has a certain sealing effect, thereby helping to improve the sealing and moisture-proof effect of the module; at the same time, The threaded cover is spun on the lens, which is beneficial to compress the sealing structure provided at the joint between the lens and the radiator, and further improves the sealing and moisture-proof effect.

Description

A kind of LED module

technical field

The utility model relates to the technical field of lighting device design, in particular to an LED module.

Background technique

With the international community's restrictions on carbon emissions and the advocacy of energy conservation and emission reduction, people are looking for alternative light sources, and LED light sources have become the object of exploration. LED lamps have the advantages of energy saving, long life, good applicability, short response time, environmental protection, gorgeous colors, and pure luminous colors. They are the development direction of the lamp industry.

Existing LED lamps usually include one or more LED modules. The existing LED modules have the following disadvantages: LED lamp modules have poor waterproof and moisture-proof performance. If they are in a humid environment, water vapor will penetrate into the substrate, affecting The lifespan of the LED lamp bead even causes the LED lamp bead to not light up; 2. The heat dissipation performance is poor, and the heat dissipation is made of light aluminum foil, which is connected by riveting, and the heat conduction effect is poor, so that the heat generated by the LED lamp bead cannot be quickly discharged, and it gathers in the shell As a whole, it will affect the life of LED lamp beads.

Utility model content

Aiming at the problems raised in the background technology, the utility model provides an LED module, including a heat sink, a light-emitting component, a lens and a threaded cover, the light-emitting component is fixed on the heat sink, and the lens cover is arranged on the On the light-emitting component; the threaded cover is tightly pressed on a circle of the lens, and the threaded cover is connected with the heat sink through a threaded structure.

Preferably, a sealing structure is provided at the joint between the heat sink and the lens, and the threaded cover is screwed on the lens and presses the sealing structure.

Preferably, the sealing structure includes a solid silicone ring and liquid silicone coated on the side of the solid silicone ring.

Preferably, a buckle structure is connected between the lens and the heat sink, and the buckle structure includes at least one buckle on the heat sink and at least one buckle on the lens hook, and the hook passes through the light-emitting component and snaps into the buckle for connection.

Preferably, the hook is arranged at or near the middle of the lens, and the buckle is arranged at or near the middle of the heat sink.

Preferably, the light-emitting assembly includes a base plate and a plurality of LED lamp beads arranged on the base plate, and the base plate is fixed on the heat sink.

Preferably, a wire shield is provided on the back of the heat sink, and the wires in the LED module are led out from the wire shield after passing through the heat sink.

Preferably, the radiator is composed of a circular solid and a plurality of cooling fins arranged on one end surface of the circular solid, and the radiator is made by cold forging.

Preferably, the lens and the threaded cover are made independently of each other.

Compared with the prior art, the utility model has the following advantages and positive effects due to the adoption of the above technical scheme:

1) The LED module provided by the utility model is composed of a radiator, a light-emitting component, and a lens. Compared with the way in which the lens is directly connected to the radiator in the prior art, the utility model presses a ring of the lens through a threaded cover And screwed on the radiator, the threaded cover not only fixes the lens and the radiator, but also has a certain sealing effect, which is beneficial to improve the sealing and moisture-proof effect of the module; at the same time, the threaded cover is spun on the lens On the other hand, it is beneficial to compress the sealing structure set at the joint between the lens and the radiator, and further improve the sealing and moisture-proof effect;

2) The LED module provided by the utility model achieves a double-layer sealing effect through the setting of a fixed silicone ring and liquid silicone between the joint of the lens and the radiator, and cooperates with the function of threaded cover spinning, thereby improving waterproofing Moisture resistance;

3) In the LED module provided by this utility model, the middle part between the lens and the radiator or the place close to the middle part is also fastened together by buckles and hooks, so that the middle of the lens will not bulge, and the light type and light effect There is a significantly improved effect.

Description of drawings

In conjunction with the accompanying drawings, the above and other features and advantages of the present utility model can be more clearly understood through the detailed description below, wherein:

Fig. 1 is the sectional view of LED module in the utility model;

Fig. 2 is the split schematic diagram of LED module in the utility model;

Fig. 3 is a partial schematic diagram in Fig. 1;

Fig. 4 is a schematic structural view of the lens in the present invention.

Symbol Description:

31-Radiator 32-Clip 33-Lighting component

34-Solid silicone ring 35-Lens 36-Threaded cover

37-card hook.

detailed description

Referring to the accompanying drawings showing embodiments of the invention, the invention will be described in more detail below. However, this invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are presented so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In these drawings, the size and relative sizes of layers and regions may be exaggerated for clarity.

The utility model provides an LED module, which is suitable for various lamps such as street lamps, garden lamps, factory lamps and the like.

Referring to Figures 1-4, the LED module includes a heat sink 31, a light-emitting component 33, a lens 35 and a threaded cover 36, the light-emitting component is fixed on the heat sink 31, and the lens 35 is covered on the light-emitting component; the threaded cover 36 is tightly It is pressed on a circle of the lens 35, and the threaded cover 36 is connected with the radiator 31 through a threaded structure.

Compared with the mode in which the lens is directly connected to the heat sink in the prior art, the utility model presses a thread cover 36 on the lens 35 and is screwed on the heat sink 31, and the thread cover 31 plays a role in fixing the lens 35 and the heat sink. At the same time as the radiator 31, the threaded cover 36 also has a certain sealing effect, which is beneficial to improve the sealing and moisture-proof effect of the LED module; at the same time, the threaded cover 36 is spun on the lens 35, which is conducive to compressing the lens 35 and the radiator. 3. The sealing structure set at the joint further improves the sealing and moisture-proof effect.

1-2, in this embodiment, a sealing structure is provided at the joint between the radiator 31 and the lens 35, and the threaded cover 31 is spun onto the lens 35 and presses the sealing structure. Further, the sealing structure includes a solid silicone ring 34 and liquid silicone coated on the side of the solid silicone ring 34 , the solid silicone ring 34 is located between the radiator 31 and the lens 35 and is rotated and compressed by the threaded cover 36 . The utility model achieves a double-layer sealing effect through the setting of the fixed silicone ring 34 and liquid silicone between the joint of the lens 35 and the radiator 31, thereby improving the waterproof and moisture-proof performance.

Referring to FIGS. 1-2 , the light-emitting assembly 33 is arranged on the lower end surface of the heat sink 31 , and the specific light-emitting assembly 33 can be locked on the lower end surface of the heat sink 31 by means of screws or the like. A plurality of cooling fins are arranged on the upper surface of the radiator 31, and the light-emitting component 33 transfers heat to the radiator 31, and then dissipates heat through the cooling fins.

Wherein, the heat sink 31 includes a circular body, the light-emitting component 33 is arranged on the lower end surface of the circular body, and a plurality of cooling fins are arranged on the upper end face of the circular body. The heat sink 31 and the heat sink are integrally formed by cold forging process. This heat sink can quickly discharge the heat emitted by the light-emitting component, effectively improve the life of the light-emitting component 33, and is beneficial to energy saving and environmental protection.

Wherein, the light-emitting assembly 33 includes a substrate (PCBA) and a plurality of LED lamp beads arranged on the substrate, and the substrate is fixed on the heat sink 31 .

In this embodiment, a buckle structure is also connected between the lens 35 and the heat sink 31 . 1 and 3, the buckle structure includes at least one buckle 32 arranged on the radiator 31 and at least one hook 37 arranged on the lens 35, and the hook 37 passes through the light-emitting component 33 and snaps into the buckle 32 Connect; wherein, the hook 37 is arranged in the middle of the lens 35 or at a position close to the middle, and the buckle 32 is arranged at or near the middle of the radiator 31; wherein, the buckle 32 and the hook 37 can be molded together respectively On the radiator 31 and the lens 35 , or the buckle 32 and the hook 37 are made separately, and then respectively fixed to the radiator 31 and the lens 35 through connectors, which are not limited here. In the utility model, the middle part between the lens 35 and the heat sink 31 or close to the middle part is fastened together by the buckle 32 and the hook 37, so that the middle of the lens 35 does not protrude, and the light type and light effect are significantly improved. Effect.

In this embodiment, as shown in FIG. 4 , the lens 35 is provided with three hooks 37 , and the radiator 31 is correspondingly provided with three buckles 32 , and the three hooks 37 are evenly distributed around the center of the lens 35 . A plurality of buckles 32 are evenly distributed around the center of the radiator 31 in the circumferential direction. Of course, in other embodiments, the lens 35 may only be provided with one hook 37, and the hook 37 is located at the middle position of the lens 35, and the radiator 31 is also provided with only one buckle 32 correspondingly, and the buckle 32 It is located in the middle of the radiator 31; the specific number and location of the buckles 32 and the hooks 37 can be adjusted according to specific conditions, and there is no limitation here.

In this embodiment, the lens 35 and the threaded cover 36 are made independently, and then assembled to the heat sink 31 . Of course, in other embodiments, the lens 35 and the threaded cover 36 can also be an integral cover-shaped structure, and the threaded cover 36 can also be fixed to the radiator 31 by screws or other structures, which is not limited here. The independent threaded cover 36 is used to fix the lens 35. Compared with structures such as buckle-fixed lens and screw-fixed lens, the lens 35 and the threaded cover 36 are more evenly stressed, and the sealing effect is better.

In this embodiment, the back of the heat sink 31 is provided with a wire shield, and the wires in the LED module pass through the heat sink and then lead out from the wire shield. The utility model encloses the electric wires through the wire material protective cover to play a protective role, thereby preventing the electric wires from being scratched by the radiating fins on the back of the radiator 31 .

Those skilled in the art should understand that the utility model can be embodied in many other specific forms without departing from its own spirit or scope. Although the embodiment of the present invention has been described, it should be understood that the present invention should not be limited to these embodiments, and those skilled in the art can make changes within the spirit and scope of the present invention as defined by the appended claims and modify.

Claims (9)

1. An LED module, characterized in that it includes a radiator, a light-emitting component, a lens and a threaded cover, the light-emitting component is fixed on the radiator, and the lens cover is arranged on the light-emitting component; The threaded cover is tightly pressed on a circle of the lens, and the threaded cover is connected with the radiator through a threaded structure. 2 . The LED module according to claim 1 , wherein a sealing structure is provided at the joint between the heat sink and the lens, and the threaded cover is screwed on the lens and presses the sealing structure. 3 . 3. The LED module according to claim 2, wherein the sealing structure comprises a solid silicone ring and liquid silicone coated on a side of the solid silicone ring. 4. The LED module according to claim 1 or 3, wherein a buckle structure is connected between the lens and the heat sink, and the buckle structure includes a At least one buckle and at least one hook provided on the lens, the hook passes through the light-emitting component and snaps into the buckle for connection. 5. The LED module according to claim 4, wherein the hook is arranged in the middle of the lens or at a position close to the middle, and the buckle is arranged in the middle or near the middle of the heat sink location. 6. The LED module according to claim 1 or 3, wherein the light-emitting assembly comprises a base plate and a plurality of LED lamp beads arranged on the base plate, and the base plate is fixed on the heat sink. 7. The LED module according to claim 1, wherein a wire shield is provided on the back of the heat sink, and the wires in the LED module pass through the heat sink and then lead out from the wire shield. 8. The LED module according to claim 1, wherein the heat sink is composed of a circular body and a plurality of cooling fins arranged on one end surface of the circular body, and the heat sink adopts a cold forging process production. 9. The LED module according to claim 1, wherein the lens and the threaded cover are made independently of each other.