CN219453893U

CN219453893U - LED module

Info

Publication number: CN219453893U
Application number: CN202320925404.6U
Authority: CN
Inventors: 杨健龙; 赵文明; 李强
Original assignee: Deyang Huazhi Precision Technology Co ltd
Current assignee: Deyang Huazhi Precision Technology Co ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-08-01
Anticipated expiration: 2033-04-23

Abstract

An LED module, comprising: the device comprises a heat dissipation seat, a lens, a PCB and a sealing ring. The back of the heat dissipation seat is provided with a plurality of heat dissipation fins; the lens is connected with the heat dissipation seat in a buckling manner, and one surface of the lens, which faces the heat dissipation seat, is provided with a ring groove; the PCB is arranged between the heat dissipation seat and the lens and is arranged on the heat dissipation seat, and a plurality of lamp beads are uniformly distributed on the PCB; the sealing ring is arranged in the annular groove, a circle of sealing groove is further arranged on the outer side of the annular groove, and sealing glue is filled in the sealing groove. Still be equipped with infrared sensing module on the PCB board, infrared sensing module is connected with control module, and lens one end is equipped with the depressed part, and infrared sensing module tip is located the depressed part, and the heat dissipation seat back still is equipped with the respirator, and the respirator passes through self screw thread to be connected with the heat dissipation seat, still through installing the power connecting wire on the heat dissipation seat, power connecting wire and PCB board electric connection. Adopt double seal's structure, reach better sealed effect to it is more energy-conserving, have stronger practicality.

Description

LED module

Technical Field

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

Background

Most of the LED modules on the market are sealed by using a silica gel ring, and the silica gel is rapidly aged due to temperature change, rain soaking and outdoor ultraviolet irradiation, and loses elasticity, so that the LED modules are in water inlet failure. In addition, the LED module has single function, the illumination power cannot be changed according to the parameters of the power supply, and in certain occasions, such as 1 a.m. to 5 a.m., pedestrians on the road are few, the requirement for light illumination is reduced, and the power of the LED module is unchanged, so that the electric power waste is caused.

Disclosure of Invention

To the not enough of above-mentioned relevant prior art, this application provides a LED module, adopts double seal's structure, reaches better sealed effect to it is more energy-conserving, have stronger practicality.

In order to achieve the above object, the present utility model adopts the following technique:

an LED module, comprising: the device comprises a heat dissipation seat, a lens, a PCB and a sealing ring.

The back of the heat dissipation seat is provided with a plurality of heat dissipation fins; the lens is connected with the heat dissipation seat in a buckling manner, and one surface of the lens, which faces the heat dissipation seat, is provided with a ring groove; the PCB is arranged between the heat dissipation seat and the lens and is arranged on the heat dissipation seat, and a plurality of lamp beads are uniformly distributed on the PCB; the sealing ring is arranged in the annular groove, a circle of sealing groove is further arranged on the outer side of the annular groove, and sealing glue is filled in the sealing groove.

Further, still be equipped with infrared sensing module on the PCB board, infrared sensing module is connected with control module, and lens one end is equipped with the depressed part, and infrared sensing module tip is located the depressed part.

Further, the surface of the lens is provided with a plurality of grooves, and the grooves correspond to the lamp beads one by one.

Further, protruding parts are arranged on the periphery of the lens, clamping blocks are arranged on the inner walls of the protruding parts, inclined surfaces are arranged on the side faces of the clamping blocks, U-shaped blocks are arranged at the two ends of the radiating seat in the length direction, a barrier strip is arranged on one side, close to the center of the radiating seat, of the U-shaped blocks, the outer sides of the barrier strip are arc-shaped, and the end faces of the clamping blocks located at the two ends of the lens in the length direction are matched with the end faces of the barrier strip; the back of the radiating seat is also provided with a plurality of raised strips along the length direction, the raised strips are respectively positioned between the two radiating fins, and the end faces of the clamping blocks positioned on the two sides of the length direction of the lens are matched with the end faces of the raised strips.

Further, the back of the radiating seat is also provided with a respirator, and the respirator is connected with the radiating seat through threads of the respirator.

Further, the PCB and the heat dissipation seat are connected by bolts.

Further, the heat dissipation seat is further provided with a power connection wire, and the power connection wire is electrically connected with the PCB.

The utility model has the beneficial effects that: the double-sealing structure is formed by adopting the combination of the sealing ring and the sealing glue, so that a better sealing effect is achieved, the waterproof performance is improved, the infrared sensing module is additionally arranged, the infrared sensing module is converted into half-power operation in the early morning, when the existence of a human body is detected, the half-power operation is converted into full-power operation, full-power illumination is provided for pedestrians, the illumination requirement of the pedestrians is met, and certain energy conservation performance is realized.

Drawings

The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the utility model.

Fig. 1 is a schematic perspective view of an overall structure according to an embodiment of the present application.

Fig. 2 is an exploded view of an embodiment of the present application.

Fig. 3 is a schematic view of a lens cross-section structure according to an embodiment of the present application.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.

As shown in fig. 1 to 3, this example provides an LED module, including: the heat dissipation seat 1, the lens 2, the PCB 3 and the sealing ring 4.

The lens 2 is connected with the heat dissipation seat 1 in a buckling manner, and an annular groove 21 is formed in one surface of the lens 2 facing the heat dissipation seat 1; the back of the heat dissipation seat 1 is provided with a plurality of heat dissipation fins 11, and the heat generated during the operation of the device is dissipated into the air; the PCB 3 is arranged between the heat dissipation seat 1 and the lens 2 and is arranged on the heat dissipation seat 1, and a plurality of lamp beads 31 are uniformly distributed on the PCB 3; the sealing ring 4 is arranged in the annular groove 21, a circle of sealing groove 22 is further arranged on the outer side of the annular groove 21, and sealing glue is filled in the sealing groove 22, so that a double sealing structure is formed, and a better sealing effect is achieved.

Specifically, still be equipped with infrared sensing module 32 on the PCB board 3, infrared sensing module 32 is connected with control module, and lens 2 one end is equipped with depressed part 23, and infrared sensing module 32 tip is located depressed part 23, and control module can control lamp pearl 31 to turn into half power operation in the early morning time division, and when infrared sensing module 32 detects that the human body exists, lamp pearl 31 is by half power conversion full power, provides full power illumination for the pedestrian, both satisfies pedestrian's illumination demand, has certain energy-conserving performance again.

Specifically, the surface of the lens 2 is provided with a plurality of grooves 24, and the grooves 24 are in one-to-one correspondence with the lamp beads 31, so that light rays of the lamp beads 31 can be better emitted to the outside through the lens 2, and a better illumination effect can be provided.

Specifically, protruding portions 25 are arranged on the periphery of the lens 2, clamping blocks 26 are arranged on the inner walls of the protruding portions 25, the side faces of the clamping blocks 26 are inclined planes, U-shaped blocks 14 are arranged at two ends of the heat dissipation seat 1 in the length direction, a barrier strip 15 is arranged on one side, close to the center of the heat dissipation seat 1, of the U-shaped blocks 14, the outer side of the barrier strip 15 is arc-shaped, and the end faces of the clamping blocks 26 located at the two ends of the lens 2 in the length direction are matched with the end faces of the barrier strip 15; the back of the heat dissipation seat 1 is also provided with a plurality of raised lines 16 along the length direction, the raised lines 16 are respectively positioned between the two heat dissipation fins 11, and the end faces of the clamping blocks 26 positioned at the two sides of the length direction of the lens 2 are matched with the end faces of the raised lines 16.

Specifically, the back of the heat dissipation seat 1 is also provided with a respirator 12, and the respirator 12 is connected with the heat dissipation seat 1 through self threads.

Specifically, the PCB 3 is connected with the heat sink 1 by bolts.

Specifically, the heat dissipation seat 1 is further provided with a power connection wire 13, and the power connection wire 13 is electrically connected with the PCB 3, so that power is supplied to the PCB 3.

The above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, and it is obvious that those skilled in the art can make various modifications and variations to the present utility model without departing from the spirit and scope of the present utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. An LED module, comprising:

a plurality of radiating fins (11) are arranged on the back surface of the radiating seat (1);

the lens (2) is connected with the heat dissipation seat (1) in a buckling manner, and a ring groove (21) is formed in one surface of the lens (2) facing the heat dissipation seat (1);

the PCB (3) is arranged between the heat dissipation seat (1) and the lens (2) and is arranged on the heat dissipation seat (1), and a plurality of lamp beads (31) are uniformly distributed on the PCB (3);

the sealing ring (4) is arranged in the annular groove (21), a circle of sealing groove (22) is further arranged on the outer side of the annular groove (21), and sealing glue is filled in the sealing groove (22).

2. The LED module according to claim 1, wherein the PCB (3) is further provided with an infrared sensing module (32), the infrared sensing module (32) is connected with the control module, one end of the lens (2) is provided with a concave part (23), and the end part of the infrared sensing module (32) is positioned in the concave part (23).

3. The LED module according to claim 1, characterized in that the lens (2) surface is provided with a plurality of grooves (24), the grooves (24) being in one-to-one correspondence with the lamp beads (31).

4. The LED module according to claim 1, wherein protruding portions (25) are arranged on the periphery of the lens (2), clamping blocks (26) are arranged on the inner walls of the protruding portions (25), the side faces of the clamping blocks (26) are inclined planes, U-shaped blocks (14) are arranged at two ends of the radiating seat (1) in the length direction, a barrier strip (15) is arranged at one side, close to the center of the radiating seat (1), of the inside of the U-shaped blocks (14), the outer side of the barrier strip (15) is arc-shaped, and the end faces of the clamping blocks (26) located at two ends of the lens (2) in the length direction are matched with the end faces of the barrier strip (15); the back of the radiating seat (1) is also provided with a plurality of raised strips (16) along the length direction of the radiating seat, the raised strips (16) are respectively positioned between the two radiating fins (11), and the end faces of the clamping blocks (26) positioned on two sides of the length direction of the lens (2) are matched with the end faces of the raised strips (16).

5. The LED module according to claim 1, characterized in that the back of the heat sink (1) is further provided with a respirator (12), and the respirator (12) is connected with the heat sink (1) by self threads.

6. The LED module according to claim 1, characterized in that the PCB board (3) is connected to the heat sink (1) by means of bolts.

7. The LED module according to claim 1, wherein the heat sink (1) is further provided with a power connection wire (13), and the power connection wire (13) is electrically connected with the PCB (3).