CN217178338U

CN217178338U - LED light bar

Info

Publication number: CN217178338U
Application number: CN202123424466.9U
Authority: CN
Inventors: 蔡佳伟
Original assignee: Shanghai Tiancai Lighting Co ltd
Current assignee: Shanghai Tiancai Lighting Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-12
Anticipated expiration: 2031-12-31

Abstract

The application discloses an LED lamp strip, which belongs to the technical field of LED lamps and comprises an aluminum substrate and an installation shell, wherein a flexible circuit board is fixedly installed on the aluminum substrate, an LED chip and a lamp bead are fixedly installed on the flexible circuit board, the end part of the aluminum substrate is provided with a power supply connecting end corresponding to the flexible circuit board, the power supply connecting end is electrically connected with an external power supply, a transparent lampshade is fixedly sleeved on the lamp bead, an insulating protective layer is fixedly connected on the flexible circuit board, a placing cavity is formed in the installation shell, the bottom of the placing cavity is provided with an installation groove, two side walls of the aluminum substrate are inserted in the installation groove, the bottom of the installation shell is provided with a heat dissipation port, the inner wall of the heat dissipation port is fixedly connected with a heat conduction sheet, the bottom of the heat conduction sheet is provided with a heat dissipation fin, the flexible circuit board and the LED chip are protected by the insulating protective layer and the transparent lampshade, and the lamp bead is protected by the transparent lampshade, therefore, the damage of water vapor and dust to the LED lamp strip is reduced.

Description

LED lamp strip

Technical Field

The application belongs to the technical field of LED lamps, and particularly relates to an LED lamp strip.

Background

The LED light bar is formed by assembling LEDs on a strip-shaped FPC (flexible printed circuit) or PCB (printed circuit board) hard board, and the product shape is like a strip. When the LED lamp strip is used for indoor decoration, the LED lamp strip is not needed to be subjected to wind and rain, so that the LED lamp strip is very simple to install. Take common LED lamp strip on the market as an example, all paste the self-adhesive 3M double faced adhesive tape behind every type of LED lamp strip, can directly tear the sticker on 3M double faced adhesive tape surface during the installation, then fix the lamp strip in the place that needs the installation, it is just good to press with the hand. When LED lamp strip was used for outdoor decoration, drenched owing to stand to blow by wind, if adopt 3M to glue fixed the case, the time will cause 3M adhesive nature to reduce and cause LED lamp strip to drop for a long time, therefore outdoor installation often adopts the mode that the draw-in groove is fixed.

When the existing LED lamp strip is fixed by using the clamping groove, the whole protective performance is poor, so that the lamp bead is easy to damage by water vapor and dust, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

In order to protect the infringement that reduces steam and dust and bring to the lamp pearl, this application provides a LED lamp strip.

In order to achieve the purpose, the following technical scheme is adopted in the application: the utility model provides a LED lamp strip, includes aluminium base board and installation shell, fixed mounting has the flexible circuit board on the aluminium base board, fixed mounting has LED chip and lamp pearl on the flexible circuit board, the tip of aluminium base board corresponds the flexible circuit board and is equipped with the power link, fixed cover is equipped with transparent lamp shade on the lamp pearl, fixedly connected with insulating protective layer on the flexible circuit board, it places the chamber to have seted up in the installation shell, the bottom of placing the chamber is provided with the mounting groove, two lateral walls of aluminium base board are pegged graft in the mounting groove, the thermovent has been seted up to the bottom of installation shell, the inner wall fixedly connected with conducting strip of thermovent, the bottom of conducting strip is provided with radiating fin.

Preferably, the power connection end is electrically connected with an external power supply.

Preferably, the lamp pearl is provided with a plurality ofly, and is a plurality of the lamp pearl is along the length direction align to grid of flexible circuit board.

Preferably, transparent lamp shade is hemisphere shell structure, the opening of lamp shade is towards the lamp pearl, just transparent lamp shade is provided with a plurality ofly, and is a plurality of transparent lamp shade and a plurality of lamp pearl one-to-one.

Preferably, the insulation protection layer covers the flexible circuit board and the LED chip, a plurality of round holes corresponding to the lamp beads are formed in the insulation protection layer, and the insulation protection layer is a plastic film.

Preferably, aluminium base board and flexible circuit board set up in placing the intracavity, the top fretwork of installation shell sets up, the lamp pearl extends the installation shell top.

Preferably, both ends of the installation shell are respectively provided with a fixing cover, the fixing covers are provided with screws, and the installation shell is fixedly connected with the fixing covers through the screws.

Compared with the prior art, the beneficial effect of this application is:

1. the flexible circuit board and the LED chip are protected through the insulation protective layer and the transparent lampshade, and the lamp beads are protected through the transparent lampshade, so that damage to the LED lamp strip caused by water vapor and dust is reduced;

2. the aluminum substrate and the flexible circuit board are placed in the placing cavity by arranging the mounting shell, the LED light bar is mounted through the mounting shell, and meanwhile, the LED light bar is protected and radiated;

3. through setting up aluminium base board, aluminium base board is as the main carrier, installs flexible circuit board on aluminium base board, installs LED chip and lamp pearl and power connection end again, and the installation is simple and convenient, improves the convenience that LED lamp strip used.

Drawings

Fig. 1 is a schematic structural diagram of an overall LED light bar provided in the present application;

fig. 2 is a schematic structural view of an overall cross-sectional view of an LED light bar provided in the present application;

fig. 3 is a schematic structural view of a connection relationship between a flexible circuit board and an insulating protective layer of an LED light bar according to the present application;

fig. 4 is a schematic structural view of an insulating protection layer of an LED light bar provided in the present application.

In the figure: 1. an aluminum substrate; 2. a flexible circuit board; 3. an LED chip; 4. a lamp bead; 5. a power supply connection end; 6. a transparent lampshade; 7. an insulating protective layer; 8. mounting a shell; 9. a placement chamber; 10. mounting grooves; 11. a heat dissipation port; 12. a heat conductive sheet; 13. a heat dissipating fin; 14. and (5) fixing the cover.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-3, an LED light bar comprises an aluminum substrate 1 and an installation shell 8, a flexible circuit board 2 is fixedly installed on the aluminum substrate 1, an LED chip 3 and a light bead 4 are fixedly installed on the flexible circuit board 2, a power connection end 5 is arranged at the end of the aluminum substrate 1 corresponding to the flexible circuit board 2, the power connection end 5 is electrically connected with an external power supply, the aluminum substrate 1 serves as a main carrier, the flexible circuit board 3 is installed on the aluminum substrate 1, the LED chip 3, the light bead 4 and the power connection end 5 are installed, when the power connection end 5 is connected with the external power supply, the light bead 4 can normally operate to illuminate, and the use convenience of the LED light bar is improved. Fixed cover is equipped with transparent lampshade 6 on lamp pearl 4, fixedly connected with insulating protective layer 7 on the flexible circuit board 2, and insulating protective layer 7 is plastic film, and insulating protective layer 7 covers on flexible circuit board 2 and LED chip 3, protects flexible circuit board 2 and LED chip 3 through insulating protective layer 7, through transparent lampshade 6, protects lamp pearl 4. Set up in the mounting shell 8 and place chamber 9, the bottom of placing chamber 9 is provided with mounting groove 10, two lateral walls of aluminium base board 1 are pegged graft in mounting groove 10, mounting shell 8 is convenient for install LED lamp strip, protect and dispel the heat LED lamp strip simultaneously, thermovent 11 has been seted up to the bottom of mounting shell 8, thermovent 11 inner wall fixedly connected with conducting strip 12, the bottom of conducting strip 12 is provided with a plurality of radiating fin 13, the heat that LED lamp strip produced when moving, through conducting strip 12 conduction, and transmit on a plurality of radiating fin 13, distribute away the heat through a plurality of radiating fin 13, improve the heat dispersion of LED lamp strip.

Referring to fig. 3 and 4, lamp pearl 4 is provided with a plurality ofly, the length direction align to grid of flexible circuit board 2 is followed to a plurality of lamp pearls 4, transparent lamp shade 6 is half spherical shell structure, transparent lamp shade 6 covers on lamp pearl 4, the opening of lamp shade 6 is towards lamp pearl 4, and transparent lamp shade 6 is provided with a plurality ofly, a plurality of transparent lamp shades 6 and a plurality of lamp pearls 4 one-to-one, lamp pearl 4 top is luminous direction, the opening direction of lamp shade 6 is towards luminous direction, be convenient for lamp pearl 4 to give out light, and set up a plurality of round holes that correspond with lamp pearl 4 on the insulating protective layer 7, set up the round hole, be convenient for overlap on lamp pearl 4 and establish transparent lamp shade 6.

Referring to fig. 1 and 2, aluminium base board 1 and flexible circuit board 2 set up in placing the chamber 9, and the top fretwork setting of installation shell 8, lamp pearl 4 extend 8 tops of installation shell, and the both ends of installation shell 8 are equipped with fixed lid 14 respectively, are provided with the screw on the fixed lid 14, and installation shell 8 passes through screw and fixed lid 14 fixed connection, through the screw, is convenient for install and dismantle fixed lid 14.

The operating principle of the present application is now described as follows: an aluminum substrate 1 is used as a main carrier, a flexible circuit board 3 is installed on the aluminum substrate 1, LED chips 3, lamp beads 4 and power connection ends 5 are installed, after the power connection ends 5 are connected with an external power supply, the lamp beads 4 can normally operate to illuminate, the convenience of using the LED lamp strips is improved, an insulating protection layer 7 covers the flexible circuit board 2 and the LED chips 3, the flexible circuit board 2 and the LED chips 3 are protected through the insulating protection layer 7, transparent lamp covers 6 are sleeved on the lamp beads 4, the lamp beads 4 are protected through the transparent lamp covers 6, the aluminum substrate 1 is inserted into installation grooves 10, the aluminum substrate 1 and the flexible circuit board 2 are further arranged in a placing cavity 9, the LED lamp strips are installed through installation shells 8, protection and heat dissipation are simultaneously performed on the LED lamp strips, heat generated when the LED lamp strips operate is conducted through heat conduction sheets 12 and is transmitted to a plurality of heat dissipation fins 13, the heat is radiated out through the plurality of radiating fins 13, so that the mounting efficiency of the LED lamp is improved, and the radiating performance of the LED lamp strip is improved.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. An LED lamp strip comprises an aluminum substrate (1) and a mounting shell (8), and is characterized in that a flexible circuit board (2) is fixedly mounted on the aluminum substrate (1), an LED chip (3) and a lamp bead (4) are fixedly mounted on the flexible circuit board (2), a power connection end (5) is arranged at the end of the aluminum substrate (1) corresponding to the flexible circuit board (2), a transparent lampshade (6) is fixedly sleeved on the lamp bead (4), an insulating protective layer (7) is fixedly connected on the flexible circuit board (2), a placing cavity (9) is formed in the mounting shell (8), a mounting groove (10) is formed in the bottom of the placing cavity (9), two side walls of the aluminum substrate (1) are inserted into the mounting groove (10), a heat dissipation opening (11) is formed in the bottom of the mounting shell (8), and a heat conduction sheet (12) is fixedly connected to the inner wall of the heat dissipation opening (11), and heat radiating fins (13) are arranged at the bottom of the heat conducting fins (12).

2. The LED light bar as claimed in claim 1, wherein the power connection terminal (5) is electrically connected to an external power source.

3. The LED lamp strip according to claim 1, wherein a plurality of the lamp beads (4) are arranged, and the plurality of the lamp beads (4) are uniformly arranged along the length direction of the flexible circuit board (2).

4. The LED lamp strip according to claim 1, wherein the transparent lampshade (6) has a hemispherical shell structure, the opening of the transparent lampshade (6) faces the lamp beads (4), the transparent lampshade (6) is provided with a plurality of transparent lampshades (6), and the plurality of transparent lampshades (6) correspond to the plurality of lamp beads (4) one by one.

5. The LED lamp strip according to claim 1, wherein the insulation protection layer (7) covers the flexible circuit board (2) and the LED chip (3), a plurality of round holes corresponding to the lamp beads (4) are formed in the insulation protection layer (7), and the insulation protection layer (7) is a plastic film.

6. The LED lamp strip according to claim 1, wherein the aluminum substrate (1) and the flexible circuit board (2) are arranged in the placing cavity (9), the top of the mounting shell (8) is hollowed out, and the lamp beads (4) extend out of the top end of the mounting shell (8).

7. The LED lamp strip according to claim 6, wherein fixing covers (14) are respectively arranged at two ends of the mounting shell (8), screws are arranged on the fixing covers (14), and the mounting shell (8) is fixedly connected with the fixing covers (14) through the screws.