CN203628323U - LED tubular lamp - Google Patents

Abstract

The utility model discloses a LED spot lamp, including fluorescent tube and the LED light source subassembly that is located this fluorescent tube, LED light source subassembly includes the flexible circuit board and sets up at least one LED lamp pearl on this flexible circuit board, be provided with the support in the fluorescent tube, the flexible circuit board is fixed in on the support. The utility model discloses a LED spot lamp because LED light source subassembly uses the flexible circuit board, on this flexible circuit board was fixed in the support, this structure had the cost lower, simple structure, installation and easy maintenance's advantage moreover.

Description

LED tube light

technical field

The utility model relates to a lighting device, in particular to an LED tube lamp.

Background technique

As the fourth-generation lighting source, LED has significant advantages in energy saving and longevity. With the development of society, the problem of lighting energy consumption in daily life has become increasingly prominent. Therefore, LED lamps with significant energy-saving advantages are more and more popular. T8 tube lamps are in great demand in people's daily life and production, but the existing T8 tube lamps have a relatively complicated structure, high cost, and inconvenient maintenance.

Contents of the invention

In view of the above-mentioned current state of the art, the technical problem to be solved by the utility model is to provide an LED tube lamp with simple structure, low cost and convenient maintenance.

In order to solve the above technical problems, the utility model provides an LED tube lamp, which includes a lamp tube and an LED light source assembly located in the lamp tube. The LED light source assembly includes a flexible circuit board and a At least one LED lamp bead, a bracket is arranged in the lamp tube, and the flexible circuit board is fixed on the bracket.

In one of the embodiments, the bracket includes a fixed part in the middle for fixing the flexible circuit board and two reflective parts respectively arranged on both sides of the fixed part for reflecting the light emitted by the LED lamp bead .

In one embodiment, the cross-sectional shape of the fixing part is curved, and the curve includes a straight line segment and two oblique line segments respectively extending from both ends of the straight line segment to the side of the LED light source assembly, and the The included angle between the oblique line segment and the straight line segment is an acute angle, and the flexible circuit board is fixed in the positioning groove formed by the straight line segment and the two oblique line segments.

In one embodiment, the cross-sectional shape of the reflective surfaces of the two reflective parts is arc-shaped, and the openings of the reflective surfaces of the two reflective parts face each other.

In one of the embodiments, the reflecting surfaces of the two reflecting parts are located on the same circumference, and the LED light source assembly is located within the circumference, and the bracket further includes The two connecting parts between the fixed parts.

In one of the embodiments, reflective powder or reflective coating is provided on the reflective surface of the reflective part.

In one of the embodiments, the bracket is formed by bending a thin metal plate.

In one embodiment, the thickness of the thin metal plate is 0.2-0.4 mm.

In one of the embodiments, the metal sheet is an ordinary or bright aluminum profile or an aluminum alloy sheet, or a tinplate sheet.

In one of the embodiments, the flexible circuit board is bonded to the bracket by adhesive.

In the LED tube lamp of the utility model, because the LED light source component uses a flexible circuit board, the cost is lower, the structure is simple, and the installation and maintenance are convenient.

Description of drawings

Fig. 1 is a schematic cross-sectional structure diagram of an LED tube lamp in one embodiment of the present invention.

Explanation of reference signs: 10, lamp tube; 20, LED light source assembly; 21, flexible circuit board; 23, LED lamp bead; 30, bracket; 31, fixed part; 31a, straight line segment; 31b, oblique line segment; 33, connection Department; 35. Reflection Department.

Detailed ways

The utility model is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

As shown in Fig. 1, the LED tube lamp in one embodiment of the present utility model, the LED tube lamp is preferably a T8 tube lamp, which includes a lamp tube 10, an LED light source assembly 20 and a bracket 30, wherein the LED light source assembly 20 includes a flexible circuit board 21 and at least one LED light bead 23 disposed on the flexible circuit board 21 , preferably, the flexible circuit board 21 is an FPC flexible circuit board. A bracket 30 is arranged inside the lamp tube 10 , and the flexible circuit board 21 is fixed on the bracket 30 . Since the LED tube lamp uses the flexible circuit board 21, the cost is lower, the structure is simple, and the installation and maintenance are convenient.

Preferably, the bracket 30 includes a fixing part 31 in the middle for fixing the flexible circuit board 21 and two fixing parts respectively arranged on both sides of the fixing part 31 for reflecting the light emitted by the LED lamp bead 23 . reflector 35 . Further, the cross-sectional shape of the fixing portion 31 is curved, and the curve includes a straight line segment 31a and two oblique line segments 31b respectively extending from both ends of the straight line segment 31a to the side of the LED light source assembly 20, and the The included angle between the oblique line segment 31b and the straight line segment 31a is an acute angle, and the flexible circuit board 21 is fixed in the positioning groove formed by the straight line segment 31a and the two oblique line segments 31b. Preferably, the flexible circuit board 21 is bonded to the bracket 30 by an adhesive. The flexible circuit board 21 adopts this fixing method, which has the advantages of convenient installation and maintenance.

Preferably, in order to increase the reflective effect, the cross-sectional shapes of the reflective surfaces of the two reflective portions 35 are arc-shaped, and the openings of the reflective surfaces of the two reflective portions 35 face each other. Further, the reflecting surfaces of the two reflecting parts 35 are located on the same circle, and the LED light source assembly 20 is located in the circle, and the bracket 30 also includes Two connecting parts 33 between the above-mentioned fixing parts 31. Preferably, reflective powder or reflective coating is provided on the reflective surface of the reflective portion 35 to increase light reflective efficiency.

Preferably, the bracket 30 is formed by bending a thin metal plate to facilitate processing. Further, the thickness of the thin metal plate is 0.2-0.4 mm. Further, the metal sheet is an ordinary or bright aluminum profile or an aluminum alloy sheet, or a tinplate sheet.

To sum up, the LED tube lamp in this embodiment has the beneficial effects of low cost, simple structure, and convenient installation and maintenance due to the above-mentioned structure.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims (10)

1. a LED spot, comprise fluorescent tube and the LED light source assembly that is positioned at this fluorescent tube, it is characterized in that, described LED light source assembly comprises flexible PCB and is arranged at least one the LED lamp pearl on this flexible PCB, in described fluorescent tube, be provided with support, described flexible PCB is fixed on described support.

2. LED spot according to claim 1, is characterized in that, the fixed part for fixing described flexible PCB of described support in the middle of comprising and be arranged at respectively these fixed part both sides for reflecting two reflecting parts of the light that described LED lamp pearl sends.

3. LED spot according to claim 2, it is characterized in that, the shape of cross section of described fixed part is shaped form, described curve comprises straightway and two oblique line sections of extending to described LED light source components side from these straightway two ends respectively, and the angle between described oblique line section and described straightway is acute angle, described flexible PCB is fixed in the detent of described straightway and two described oblique line section formation.

4. LED spot according to claim 2, is characterized in that, the shape of cross section of the reflecting surface of two described reflecting parts is circular arc, and the opening of the reflecting surface of two described reflecting parts in opposite directions.

5. LED spot according to claim 4, it is characterized in that, the reflecting surface of two described reflecting parts is positioned on same circumference, and described LED light source assembly is positioned at described circumference, and described support also comprises two connecting portions that are arranged at respectively between two described reflecting parts and described fixed part.

6. LED spot according to claim 2, is characterized in that, is provided with reflection powder or plating reflectance coating on the reflecting surface of described reflecting part.

7. according to the LED spot described in any one in claim 1 to 6, it is characterized in that, described support is bent to form by sheet metal.

8. LED spot according to claim 7, is characterized in that, it is characterized in that, the thickness of described sheet metal is 0.2～0.4mm.

9. LED spot according to claim 7, is characterized in that, described sheet metal is common or highlighted aluminium section bar or the thin plate of aluminium alloy, or is tinplate thin plate.

10. LED spot according to claim 1, is characterized in that, described flexible PCB is bonded on described support by adhesive.

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