A waterproof structure for LED light mounting profiles

By filling the space between the light-transmitting panel and the main body of the linear light with sealant, a sealed and waterproof space is formed, which solves the problem of poor waterproofing of the linear light, achieves good sealing and waterproofing effect and stability, and extends service life.

CN224434336UActive Publication Date: 2026-06-30FOSHAN LANDE LIGHTING TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN LANDE LIGHTING TECH CO LTD
Filing Date
2025-09-22
Publication Date
2026-06-30

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Abstract

This utility model discloses a waterproof structure for LED lamp mounting profiles, including a profile body with a lamp plate cavity formed within it for mounting an LED lamp panel. A light-transmitting plate is placed on top of the lamp plate cavity, and vertical walls are formed on both sides of the lamp plate cavity. A filling cavity is formed between the light-transmitting plate, the vertical walls, and the outer wall of the profile body. The filling cavity is filled with sealant to create a sealed and waterproof space within the lamp plate cavity. This waterproof structure for LED lamp mounting profiles has the advantages of simple structure, good stability, and good sealing and waterproofing effect, preventing rainwater from entering and damaging the circuit, and effectively extending its service life.
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Description

Technical Field

[0001] This utility model relates to the field of linear light technology, specifically to a waterproof structure for LED light mounting profiles. Background Technology

[0002] With the application of urban lighting and tunnel lighting, more and more bridges, tunnels, high-rise buildings and other structures are using linear lights for decoration and lighting. Most of these linear lights are used for outdoor lighting and beautification, which requires high protection levels and high material requirements for the lamp housing itself. However, existing linear lights generally have poor waterproof performance, which can easily lead to water ingress and damage to the wiring, thus reducing their service life. Utility Model Content

[0003] The technical problem to be solved by this utility model is to overcome the shortcomings of the existing technology and provide a waterproof structure for LED light mounting profiles that is simple in structure, stable, has good sealing and waterproof effect, can prevent rainwater from entering and damaging the circuit, and effectively extend the service life.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:

[0005] A waterproof structure for an LED lamp mounting profile includes a profile body, a lamp plate cavity for mounting an LED lamp plate is formed inside the profile body, a light-transmitting plate is covered on the top of the lamp plate cavity, and vertical walls are formed on both sides of the lamp plate cavity for abutting against the light-transmitting plate. A filling cavity is formed between the light-transmitting plate, the vertical walls and the outer wall of the profile body, and the filling cavity is filled with sealant to form a sealed and waterproof space inside the lamp plate cavity.

[0006] As a further improvement to the above technical solution:

[0007] The filling cavity is formed with several sets of extended protrusions, so that several sets of grooves are formed inside the filling cavity.

[0008] The top surface height of the extended protrusion is lower than the top surface height of the vertical wall.

[0009] The light-transmitting plate is a glass plate.

[0010] The profile body has reinforcing cavities formed on both sides.

[0011] Compared with the prior art, the advantages of this utility model are:

[0012] The waterproof structure of this utility model's LED lamp mounting profile includes a profile body and a light-transmitting plate. The profile body has a lamp plate cavity formed inside and vertical walls located on both sides of the lamp plate cavity. The light-transmitting plate covers the lamp plate cavity to allow light to pass through the LED lamp plate. A filling cavity is formed between the light-transmitting plate, the vertical walls, and the outer wall of the profile body. The filling cavity is filled with sealant, which can prevent rainwater from entering the lamp plate cavity from above the light-transmitting plate and damaging the circuit, effectively extending the service life of the LED lamp. It has the advantages of simple structure, good stability, and good sealing and waterproof effect. Attached Figure Description

[0013] Figure 1 A schematic diagram of the overall structure of the LED light mounting profile.

[0014] Figure 2 A cross-sectional structural diagram of the LED lamp mounting profile.

[0015] Figure 3 A cross-sectional view of the mounting profile for LED lights.

[0016] Figure 4 Example diagram of a waterproof structure for LED light mounting profiles.

[0017] Legend:

[0018] 1. Profile body; 101. Lamp panel cavity; 102. Vertical wall; 103. Outer wall; 104. Filling cavity; 105. Extension protrusion; 106. Reinforcing cavity; 2. Light-transmitting plate; 100. LED lamp panel; 200. Sealing adhesive; 300. PC cover. Detailed Implementation

[0019] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0020] like Figures 1 to 4As shown, the waterproof structure of the LED lamp mounting profile in this embodiment includes a profile body 1, a lamp plate cavity 101 for mounting an LED lamp plate 100 is formed inside the profile body 1, a light-transmitting plate 2 is provided on the top of the lamp plate cavity 101, and vertical walls 102 for abutting against the light-transmitting plate 2 are formed on both sides of the lamp plate cavity 101. A filling cavity 104 is formed between the light-transmitting plate 2, the vertical walls 102 and the outer wall 103 of the profile body 1, and the filling cavity 104 is filled with sealant 200 to form a sealed and waterproof space inside the lamp plate cavity 101. The waterproof structure of this LED lamp mounting profile includes a profile body 1 and a light-transmitting plate 2. The profile body 1 has a lamp plate cavity 101 formed inside and vertical walls 102 located on both sides of the lamp plate cavity 101. The light-transmitting plate 2 covers the lamp plate cavity 101 to allow light to pass through the LED lamp plate 100. The light-transmitting plate 2, the vertical walls 102 and the outer wall 103 of the profile body 1 enclose a filling cavity 104. The filling cavity 104 is filled with sealant 200, which can prevent rainwater from entering the lamp plate cavity 101 from above the light-transmitting plate 2 and damaging the circuit, effectively extending the service life of the LED lamp. It has the advantages of simple structure, good stability and good sealing and waterproof effect.

[0021] Preferably, a plurality of extended protrusions 105 are formed within the filling cavity 104, thereby forming a plurality of grooves within the filling cavity 104. In this embodiment, as... Figure 3 As shown, the filling cavity 104 is provided with two sets of extended protrusions 105, and three sets of grooves are formed in the gap between the vertical wall 102 and the outer wall 103. The grooves can serve as flow channels to help the glue be evenly distributed, avoid air bubbles or gaps, and ensure uniform filling. After the filling cavity 104 is filled with sealant 200, the grooves can increase the contact area between the glue and the cavity wall, improve the bonding strength, and the grooves can form a mechanical interlocking structure to prevent the glue layer from sliding or detaching, making the connection between the light-transmitting plate 2 and the profile body 1 more secure.

[0022] Preferably, the top surface height of the extended protrusion 105 is lower than the top surface height of the vertical wall 102, so that the adhesive can flow between the grooves during the filling of the sealant 200, effectively preventing the adhesive from overflowing into the lamp panel cavity 101.

[0023] Preferably, the light-transmitting plate 2 is a glass plate. In this embodiment, the light-transmitting plate 2 is made of glass, which has the advantages of high light transmittance, high temperature resistance, chemical corrosion resistance, and high surface hardness. It is suitable for high temperature environments or occasions requiring high light transmittance. In other embodiments, the light-transmitting plate 2 may also be made of polycarbonate, acrylic, silicone, or other materials, depending on application requirements, optical performance, durability, and cost, and is not limited to this embodiment.

[0024] Preferably, the two sides of the profile body 1 are formed with reinforcing cavities 106, which can not only improve the structural strength and load-bearing capacity of the profile body 1, making it less prone to deformation or breakage when subjected to large loads, but also help optimize material use, reduce production costs, and reduce overall weight.

[0025] like Figure 4 As shown, in practical application, the LED lamp mounting profile of this utility model is first fixedly installed in the lamp plate cavity 101, then the sealant 200 is applied to the gap between the vertical wall 102 and the outer wall 103, then the light-transmitting plate 2 is pressed against the vertical wall 102, and the sealant 200 will be squeezed and filled in the filling cavity 104. Finally, the PC cover 300 is snapped onto the profile body 1.

[0026] The above description is merely a preferred embodiment of this utility model, and the protection scope of this utility model is not limited to the above embodiments. For those skilled in the art, improvements and modifications obtained without departing from the technical concept of this utility model should also be considered within the protection scope of this utility model.

Claims

1. A waterproof structure for an LED lamp mounting profile, characterized in that, The device includes a profile body (1), in which a lamp plate cavity (101) for mounting an LED lamp plate (100) is formed. A light-transmitting plate (2) is provided on the top of the lamp plate cavity (101). Vertical walls (102) for abutting against the light-transmitting plate (2) are formed on both sides of the lamp plate cavity (101). A filling cavity (104) is formed between the light-transmitting plate (2), the vertical walls (102) and the outer wall (103) of the profile body (1). The filling cavity (104) is filled with sealant (200) so that a sealed and waterproof space is formed inside the lamp plate cavity (101).

2. The waterproof structure of the LED lamp mounting profile according to claim 1, characterized in that, The filling cavity (104) is formed with a number of extended protrusions (105) so that a number of grooves are formed in the filling cavity (104).

3. The waterproof structure of the LED lamp mounting profile according to claim 2, characterized in that, The top surface height of the extended protrusion (105) is lower than the top surface height of the vertical wall (102).

4. The waterproof structure of the LED lamp mounting profile according to claim 3, characterized in that, The light-transmitting plate (2) is a glass plate.

5. The waterproof structure of the LED lamp mounting profile according to claim 3, characterized in that, The profile body (1) has reinforced cavities (106) formed on both sides.