WO2013152638A1

WO2013152638A1 - Led film lamp

Info

Publication number: WO2013152638A1
Application number: PCT/CN2013/071720
Authority: WO
Inventors: 史杰
Original assignee: Shi Jie
Priority date: 2012-04-12
Filing date: 2013-02-21
Publication date: 2013-10-17
Also published as: CN202511144U

Abstract

An LED film lamp, comprising an LED light source module (4), a lamp panel assembly (5) and a driver (11); the LED light source module (4) comprises a casing connected with end covers at the two ends, and a substrate, an LED light source and a diffuser all fixed on the casing; the lamp panel assembly (5) comprises a head pattern (1), a border pattern (2) and a middle pattern (3); the LED light source module (4) is fixed on the lamp panel assembly (5), forming the optical system of the lamp; the driver (11) is fixed on the lamp panel assembly (5), and is connected to the LED light source module (4). The LED film lamp adopts a casing having a shape with super-large perimeter to ensure a sufficient heat dissipation area, and the casing is exposed outside the lamp panel, thus achieving a better heat dissipation effect and ensuring longer service life of the LED lamp; the LED light source module (4) and the lamp panel assembly (5) form an optical reflection system for secondary distribution of the light beams generated by the LED light source, thus enabling the lamp to obtain a batwing-shaped light distribution curve.

Description

LED film light

Technical field

The utility model relates to the technical field of LED semiconductor illumination, in particular to a film lamp with an LED module as a light source. Background technique

LED (Light Emitting Diode) technology began in the late 1960s. After half a century of rapid development, LED light sources, especially high-power high-brightness LED light sources, have high luminous efficiency, small size, long service life, and environmental protection and energy saving. And many other advantages, occupy an important position in the field of lighting sources, and continue to develop rapidly.

At present, the commonly used film lamps use T8 and Τ5 straight tube fluorescent lamps as the light source. The straight tube fluorescent lamp generally has a short lamp life, and the light color is not soft enough, and the lamp tube has obvious flare, flicker, long opening delay time, and the like, and the ballast is required to significantly increase the power consumption; The use of mercury can seriously harm the environment.

The existing LED straight tube light source solves some shortcomings of the conventional Τ8, Τ5 straight tube fluorescent lamps, but because of the low power LED as the light source, the luminous flux is obviously insufficient, and the LED is sealed in the glass tube, and the heat dissipation is poor. Inconvenient maintenance. Even with the use of high-power LEDs as the light source, the failure rate is extremely high due to the use of multiple series lines, which shortens the service life of the lamps. Utility model content

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and provide an LED module with a unique structure, a beautiful appearance, a good heat dissipation effect, high light efficiency and convenient maintenance. Film light for the light source.

In order to achieve the object of the present invention, the technical solution adopted by the utility model is as follows: An LED film lamp comprising an LED light source module, a lamp panel assembly and a driver, wherein the LED light source module comprises an end cover connected at both ends a housing, an LED light source and a light transmissive cover fixed on the housing; the lamp panel assembly includes a head flower, a side flower and a middle flower; the LED light source module is fixed to the lamp panel assembly The optical system constituting the luminaire is fixed on the lamp panel assembly and connected to the LED light source module.

The LED film lamp of the above structure is used because the shape of the housing with the end cover connected to the two ends of the LED light source module is oversized, so that the LED film lamp has sufficient heat dissipation area to enhance heat dissipation. The heat dissipation effect is good; and the connection relationship of each component in the above technical solution is adopted, so that the utility model has a unique structure, is reasonable and simple, the assembly process is simplified, and the maintenance is convenient. As a further improvement of the LED film lamp of the present invention, the lamp panel assembly is an integral reflector. The lamp panel assembly is designed as a whole reflector, and the light generated by the LED light source is lightly distributed by the optical system composed of the inner surface of the casing and the transparent cover of the curved surface, and then reflected by the surface of the lamp panel assembly to form a secondary light distribution. Enhance the light, improve the light efficiency of the LED light, and save energy.

As a further improvement of the LED film lamp of the present invention, the housing is a parabolic arc-shaped reflective system. The shell has a parabolic arc-shaped reflective system for better light concentration, which further improves the light efficiency of the LED lamp and is more energy efficient.

As a further improvement of the LED film lamp of the present invention, the cavity shape of the casing is trapezoidal, semi-arc or parabolic, the heat dissipation area is larger and the temperature is distributed in a gradient, and the heat dissipation is uniform; and, the casing 釆With the aforementioned shape, the LED film lamp has a beautiful appearance, which enhances the overall beauty of the LED film lamp and facilitates assembly.

As a further improvement of the LED film lamp of the present invention, the translucent cover is a high-transmission curved transmissive cover, and the translucent cover makes the LED film lamp have high temperature resistance and ultraviolet resistance, and the light source is added. Transmittance.

As a further improvement of the LED film lamp of the present invention, the LED light source is monochromatic light or a plurality of color combinations, arranged in three rows or more, and different sizes and powers are used to form a plurality of sizes. The power module can be used to control the size and power of the light source. The dimming control system can be used to control the light color of the LED light source, and it can respond to different occasions according to the needs.

In summary, the LED film lamp of the utility model has the advantages of reasonable and simple structure, good integrity, and convenient manufacturing, processing and assembly. It can be made into various types of light strips, combination lamps, etc., and has excellent interchangeability. The bottom of the substrate is uniformly coated with the thermal conductive silica gel and directly fixed on the casing. Such a structure greatly reduces the thermal resistance. The shape of the housing of the LED light source module is ensured by a large circumference shape to ensure sufficient heat dissipation area, and the heat generated by the LED light source can be quickly dissipated by air convection and heat radiation, so that the temperature of the LED light source is controlled. Within the operating temperature range. The LED light source module is connected to the hollowed-out lamp panel assembly by means of a thread or a snap-on method. The housing is exposed to the air directly outside the lamp panel, further increasing the heat dissipation effect, and the installation and maintenance are also very convenient. The light transmissive cover has the advantages of high temperature resistance, good ultraviolet resistance, high light transmission, etc. The LED light source module and the lamp panel assembly constitute an optical reflection system, and the secondary light distribution of the light generated by the LED light source enables the lamp to obtain a very scientific bat. Airfoil's light distribution curve, unique structure of the optical system can create an efficient, energy-saving, healthy and environmentally friendly working environment, LED light source can be monochromatic light, can also be a variety of color combinations, and dimming control system, for different applications Used occasions. DRAWINGS

1 is a perspective view showing an exploded state of an embodiment of an LED film lamp of the present invention; FIG. 2 is a perspective view showing an exploded state of the LED light source module of the LED film lamp shown in FIG. 3 is a schematic structural view of a lamp panel assembly of the LED film lamp shown in FIG. 1;

Figure 4 is a cross-sectional structural view showing the assembled state of the LED film lamp shown in Figure 1;

In the picture: 1-head flower, 2-side flower, 3-medium flower, 4-LED light source module, 5-lamp assembly, 6-shell, 7-substrate, 8-LED light source, 9-transparent cover , 10-end cover, 11-driver. detailed description

As shown in FIG. 1 , this embodiment is an LED film lamp that uses two sets of LED light source modules, and includes an LED light source module 4 , a lamp panel assembly 5 and a driver 11 . The LED light source module 4 includes two ends connected. a housing 6 having an end cover 10, and a substrate 7 fixed to the housing 6, an LED light source 8 and a light transmissive cover 9; the lamp panel assembly 5 includes a head flower 1, a side flower 2 and a middle flower 3; The LED light source module 4 is fixed on the lamp panel assembly 5 to form an optical system of the lamp. The driver 11 is fixed on the lamp panel assembly 5 and connected to the LED light source module 4. The LED light source 8 is connected to the substrate 7 by soldering, and the bottom of the substrate 7 is evenly coated with a thermal conductive silicone and then fixed to the casing 6. The cross-sectional profile of the housing 6 is composed of a circular arc line and a straight line segment, which ensures that the heat generated by the LED light source can be quickly dissipated, and the temperature of the LED light source is controlled within an allowable operating temperature range, thereby ensuring the LED lighting fixture. Service life. The LED light source module 4 is directly mounted on the hollowed-out lamp panel assembly 5 with the screw, and the housing is exposed to the air directly outside the lamp panel, and the heat dissipation effect is better. The LED module 4 and the lamp panel assembly 5 form an optical reflection system, and the second light distribution of the light generated by the LED light source 8 enables the lamp to obtain a very scientific batwing type light distribution curve. The uniquely structured optical system creates an efficient, energy-efficient, environmentally friendly working environment.

Among them, the head flower 1, the side flower 2, the middle flower 3, etc. are assembled and connected into a whole steel plate reflective optical system, and at the same time function as a reflector, and the surface is treated with a high reflectivity powder material for electrostatic spraying process. The casing 6 is formed by extrusion of an aluminum alloy, and its shape is a parabolic arc-shaped reflective system. After the light generated by the LED light source 8 inside the LED light source module 4 is lightly distributed by the optical system composed of the inner surface of the casing 6 and the transparent cover of the curved surface, the light emitted from the LED light source module 4 is further composed of the light disk assembly. 5 Surface reflection forms a secondary light distribution, and the lamp panel assembly 5 is an integral reflector, which enables the lamp to obtain a very scientific batwing type light distribution curve. The parabolic arc surface of the casing 6 can also be used as a heat dissipation system to distribute the temperature in a gradient, and uniformly dissipate heat. The cavity on the casing 6 has a trapezoidal shape, and the bottom of the substrate 7 is evenly coated with a thermal conductive silica gel, and then the paste is used. Directly fixed on the housing 6, or screwed to the housing 6, the LED light source 8 is a plurality of color combinations, and arranged in three rows, the transparent cover 9 is a high transmittance of the milky white surface Translucent cover.

The LED film lamp of the utility model can use different numbers of LED light source components 4 to form grid lamps of different sizes and powers, so as to meet the requirements of illumination, size and power of lamps in different occasions, and can be made into a module, Two modules or multiple modules and other structures.

Claims

Rights request

An LED film lamp, comprising an LED light source module (4), a lamp panel assembly (5) and a driver (11), wherein the LED light source module (4) comprises an end cover connected at both ends ( 10) a housing (6), and a substrate (7) fixed to the housing (6), an LED light source (8), and a transmissive cover (9); the lamp panel assembly (5) including a flower head (1), side flower (2) and middle flower (3); the LED light source module (4) is fixed on the lamp panel assembly (5) to form an optical system of the lamp, and the driver (11) is fixed On the lamp panel assembly (5), and connected to the LED light source module (4).

2. LED film light according to claim 1, characterized in that the lamp panel assembly (5) is an integral reflector.

3. LED film light according to claim 1, characterized in that the housing (6) is a parabolic arc-shaped retroreflective system.

The LED film lamp according to claim 1, characterized in that the cavity shape of the casing (6) is trapezoidal, semi-arc or parabolic.

The LED film lamp according to claim 1, wherein the bottom of the substrate (7) is evenly coated with a thermal conductive silicone, and is directly fixed to the housing (6) by means of bonding, or is threaded. The connection is fixed to the housing

(6) Upper.

The LED film lamp according to any one of claims 1 to 5, wherein the translucent cover (9) is a curved translucent cover having a high light transmittance.

The LED film lamp according to claim 6, characterized in that the LED light source (8) is monochromatic light or a plurality of color combinations.