CN-224229838-U - Anti-breaking enhanced LED lamp strip

Abstract

The utility model discloses an anti-breaking enhanced LED lamp strip, which relates to the technical field of LED lamp strips and comprises a flexible substrate main body, wherein a plurality of first containing grooves which are uniformly distributed are formed in the bottom of the flexible substrate main body, an LED light source is welded in each first containing groove, an anti-breaking assembly is arranged at the top of the flexible substrate main body and used for enhancing the integral anti-breaking effect, the anti-breaking assembly comprises a U-shaped polyurethane elastomer, the U-shaped polyurethane elastomer covers the top of the flexible substrate main body, and a plurality of second containing grooves which are uniformly distributed horizontally are formed in the bottom of the flexible substrate main body. According to the utility model, the high-strength and high-elasticity reinforcing layer is quasi-implanted between the adjacent LED light sources on the flexible substrate main body, so that the concentrated stress generated by the flexible substrate main body during bending is actively borne and dispersed, the flexible substrate main body and the LED light sources are effectively protected, the breakage failure is prevented, and the breakage prevention effect is ensured.

Inventors

• CHEN XIAONING

Assignees

• 镁森光电科技(深圳)有限公司

Dates

Publication Date

20260512

Application Date

20250819

Claims (6)

1. 1. The anti-breakage enhanced LED lamp strip comprises a flexible substrate main body (1) and is characterized in that a plurality of first containing grooves (4) which are uniformly distributed are formed in the bottom of the flexible substrate main body (1), and an LED light source (6) is welded in the first containing grooves (4); The top of the flexible substrate main body (1) is provided with an anti-breaking assembly (2) for enhancing the integral anti-breaking effect; The anti-fracture assembly (2) comprises a U-shaped polyurethane elastomer (21), the U-shaped polyurethane elastomer (21) covers the top of the flexible substrate main body (1), a plurality of second nano grooves (5) which are uniformly distributed horizontally are formed in the bottom of the flexible substrate main body (1), a plurality of second nano grooves (5) are respectively formed between two adjacent first accommodating grooves (4), and reinforcing layers (22) are arranged inside the second nano grooves (5).
2. 2. The breakage-proof reinforced LED lamp strip as set forth in claim 1, wherein the reinforcing layer (22) comprises high-strength fibers (2201) and fine wires (2202), and plain knitting is adopted between the high-strength fibers (2201) and the fine wires (2202) to be inlaid in the second nano-groove (5).
3. 3. The anti-breakage enhanced LED lamp strip according to claim 2, wherein grooves (23) are formed in two side walls of the flexible substrate main body (1), and lateral reinforcing strips (24) are fixedly arranged in the grooves (23).
4. 4. A break-resistant reinforced LED light strip as claimed in claim 3, wherein the lateral reinforcing strips (24) are made of thin spring steel wire over a large area.
5. 5. The anti-breakage enhanced LED lamp strip according to claim 4, wherein a light-transmitting packaging adhesive layer (3) is fixedly covered at the bottom of the flexible substrate main body (1), and a plurality of reinforcing layers (25) which are horizontally and uniformly distributed are embedded in the light-transmitting packaging adhesive layer (3).
6. 6. The breakage-proof enhanced LED lamp strip as set forth in claim 5, wherein a plurality of the reinforcing layers (25) are respectively arranged between two adjacent LED light sources (6).

Description

Anti-breaking enhanced LED lamp strip Technical Field The utility model relates to the technical field of LED lamp strips, in particular to an anti-breakage reinforced LED lamp strip. Background The LED strip is a strip-shaped FPC (flexible printed circuit) or PCB (printed circuit board) with LEDs assembled thereon, and is named as a strip-shaped product. Because of the long service life of the product, but also is very energy-saving and environment-friendly, and gradually reaches the brand-new angle in various decoration industries. An LED lamp strip, for example, in Chinese patent application No. CN202422172629.6, comprises LED lamp beads, a substrate layer, a conductive layer and a protective layer, wherein the substrate layer, the conductive layer and the protective layer are sequentially arranged, the conductive layer is formed by silver paste printed on the surface of the substrate layer, the specific resistance value of the silver paste is less than or equal to 1.5 x 10 < -5 > omega cm, the protective layer is provided with a hollowed-out area which exposes the conductive layer, a chemical plating immersion gold layer is arranged at the position, corresponding to the hollowed-out area, of the conductive layer, a welding spot of the LED lamp beads is welded with the chemical plating immersion gold layer through solder paste, and one surface, opposite to the conductive layer, of the substrate layer is provided with a heat dissipation layer formed by heat conducting ink. Through the bottom surface printing heat conduction printing ink at the substrate layer of lamp area, promoted the heat dispersion of lamp area, solved silver thick liquid printed wiring board heavy current and generated heat the problem, silver thick liquid printed wiring board has realized the application in the side luminous LED lamp area. The resistance of the conductive layer is not higher than 1.5x100-5Ω & cm, so that the conductivity of the conductive layer is improved, and the problem of high-current heating of the silver paste printed circuit board can be solved. However, in practical use, the substrate layer of the device has a certain flexibility, but is easy to generate fatigue cracks and even breaks at the bending stress concentration points when the substrate layer is repeatedly bent, excessively bent or bent at an acute angle, so that a circuit is opened, and the whole service life is influenced. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the anti-breakage enhanced LED lamp strip, and the high-strength and high-elasticity enhancement layer is quasi-implanted between the adjacent LED light sources on the flexible substrate main body to actively bear and disperse the concentrated stress generated by the flexible substrate main body during bending, so that the flexible substrate main body and the LED light sources are effectively protected, breakage failure is prevented, the anti-breakage effect is ensured, and the problems in the background art can be effectively solved. In order to achieve the purpose, the technical scheme adopted by the utility model is that the anti-breakage enhanced LED lamp strip comprises a flexible substrate main body, wherein a plurality of first containing grooves which are uniformly distributed are formed in the bottom of the flexible substrate main body, and LED light sources are welded in the first containing grooves, so that the welding stability is improved conveniently, and the deviation is avoided; the top of the flexible substrate main body is provided with an anti-breaking component for enhancing the integral anti-breaking effect; The anti-fracture assembly comprises a U-shaped polyurethane elastomer, the U-shaped polyurethane elastomer covers the top of a main body of a flexible substrate, a plurality of second containing grooves which are uniformly distributed horizontally are formed in the bottom of the main body of the flexible substrate, a plurality of second containing grooves are respectively formed between two adjacent first containing grooves, a reinforcing layer is arranged in each second containing groove, so that the high elasticity of the reinforcing layer is convenient to absorb bending stress, brittle fracture of the main body of the flexible substrate is prevented, and stress concentration is avoided. Preferably, the enhancement layer includes high strength fiber and thin metal wire, and adopts the plain weave mode to inlay between high strength fiber and the thin metal wire in the second to receive inslot portion, and the fiber is interweaved with the metal wire and is inlayed, avoids the material layering to drop, promotes the combination compactness that enhancement layer and second received the groove, ensures to warp in coordination when buckling. Preferably, grooves are formed in two side walls of the flexible substrate main body, lateral reinforcing strips are fixedly arranged in the grooves, so that the transverse