KR20110089592A - Led fluorescent lamp apparatus - Google Patents

Abstract

PURPOSE: An LED fluorescent lamp device is provided to prevent glariness and a high temperature compared to an existing LED lamp. CONSTITUTION: A main LED board(301) is laminated on the bottom of a frame. A plurality of LEDs is arranged in the length direction of the main LED board. The LEDs emit light downward the frame. A sub LED board(302,303) is laminated on both sides of the frame. A plurality of LEDs is arranged in the length direction of the sub LED board. The LEDs emit light in a diagonal direction of the frame. An end cap is coupled with both ends of the length direction of the frame. The end cap fixes a body cap with the frame. An electrode terminal supplies power to each LED board.

Description

LED fluorescent lamp device {LED FLUORESCENT LAMP APPARATUS}

The present invention relates to an LED fluorescent lamp device, and more particularly, an aluminum frame having a structure in which both side surfaces in the longitudinal direction are inclined at a predetermined angle in the inward direction of the bottom surface, and laminated on both sides of the frame, Including a plurality of sub-LED substrates are arranged in the longitudinal direction are arranged a plurality of LEDs emitting in the diagonal direction of the upper side of the frame to prevent the glare and high heat generation compared to the conventional LED fluorescent lamp, and at the same time can implement high brightness In addition, the present invention relates to an LED fluorescent lamp device that reduces manufacturing costs and prevents the life of the LED from being shortened.

In recent years, there is increasing interest in LED fluorescent lamps that greatly improve the efficiency of energy by improving the life of the luminaire and reducing the power consumption used in the luminaire.

These LED fluorescent lamps consume significantly less power than incandescent lamps, fluorescent lamps, and three-wavelength bulbs, which are widely used in home or office LC factories. It is possible to minimize the depletion of resources concerned with the development of industrial technology.

However, the LED fluorescent lamps used in the related art have a problem in that the user easily feels eye fatigue due to glare because the LED is emitted intensely in a single direction due to the structure of the frame in which the LED substrate is disposed. There is a problem in that a high heat is generated in the LED substrate to be mounted in a plurality, causing a failure in use. In addition, despite the problem of generating glare and high heat, there is a problem in that manufacturing cost increases because a large number of LEDs are required when applied to a place requiring high brightness.

In addition, the conventional LED fluorescent lamp has a problem that does not satisfy the high brightness of a certain level or more because a certain amount of the LED can not be used to satisfy the power consumption limited by a specific standard.

Therefore, there is an urgent need for a realistic and highly available technology for preventing glare and high heat generation at the same time as compared to the conventional LED fluorescent lamp, and at the same time realizing high brightness and reducing manufacturing cost.

Accordingly, the present invention has been made in order to solve the above problems, the present invention, both sides of the longitudinal direction of the aluminum frame having a structure inclined at a predetermined angle in the inward direction of the lower surface, laminated on both sides of the frame A plurality of LEDs emitting light in a diagonal direction of the upper side of the frame, the plurality of LEDs including a plurality of sub-LED substrates arranged and mounted in a longitudinal direction, and using a reflector of a lighting fixture on which an LED fluorescent lamp is installed without increasing the number of LED elements. By improving the illuminance, it is possible to prevent glare and high heat generation as compared to the conventional LED fluorescent lamp, and at the same time to provide high brightness, LED manufacturing equipment to reduce the manufacturing cost and shorten the life of the LED. There is a purpose.

LED fluorescent lamp device according to an embodiment of the present invention to achieve the above object is made of a plastic material, at least one body cap is formed with a fastening portion; A fastening groove for fastening with the fastening portion of the body cap is formed on the outside, and an aluminum frame having a structure in which both side surfaces in the longitudinal direction are inclined at a predetermined angle in the inward direction of the lower surface; A main LED substrate stacked on a lower surface of the frame and having a plurality of LEDs emitting in a lower direction of the frame and arranged in a longitudinal direction; A plurality of sub-LED substrates stacked on both sides of the frame and arranged with a plurality of LEDs emitting in a diagonal direction above the frame in a longitudinal direction; And a plurality of end caps which are fastened to both ends in the longitudinal direction of the frame to fix the body cap and the frame to each other and have electrode terminals for supplying power to the respective LED substrates.

Accordingly, the present invention, the aluminum frame having a structure in which both sides in the longitudinal direction is inclined at a predetermined angle in the inward direction of the lower surface, and laminated on both sides of the frame, and emits light in the upper diagonal direction of the frame Compared to the conventional LED fluorescent lamp, the illumination is improved by using the reflector of the luminaire where the LED fluorescent lamp is installed without increasing the number of LED elements, including a plurality of sub-LED substrates in which a plurality of LEDs are arranged in a longitudinal direction. There is an effect to provide an LED fluorescent light device that prevents glare and high heat generation, at the same time can implement high brightness, reduce manufacturing costs and shorten the life of the LED.

1 is a perspective view showing the configuration of an LED fluorescent lamp device according to an embodiment of the present invention.
Figure 2 is an exploded perspective view showing the detailed configuration of the LED fluorescent lamp device according to an embodiment of the present invention.
Figure 3 is a cross-sectional view showing the detailed configuration of the LED fluorescent lamp device according to an embodiment of the present invention.
Figure 4 is a rear perspective view showing a schematic configuration of an LED fluorescent lamp device according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing the configuration of an LED fluorescent lamp device according to an embodiment of the present invention.

As shown in Figure 1, LED fluorescent lamp device according to an embodiment of the present invention, the first to third body caps (101, 102, 103) and the first to third body caps (101, 102, 103) is coupled to the cylindrical structure A frame 200, a main LED substrate 301 disposed on the bottom surface of the frame 200, first to second sub LED substrates 302 and 303 disposed on both side surfaces of the frame 200, and And an end cap 400 having an electrode terminal 401 formed thereon.

2 is an exploded perspective view showing a detailed configuration of the LED fluorescent lamp device according to an embodiment of the present invention, Figure 3 is a cross-sectional view showing a detailed configuration of the LED fluorescent lamp device according to an embodiment of the present invention.

2 to 3, the LED fluorescent lamp device of FIG. 1 will be described in more detail. The first to third body caps 101, 102, and 103 may be made of polycarbonate (PC) material, respectively, to reduce glare and increase refractive index of light. It is made of a plastic, and includes a fastening portion (101-1, 102-1, 103-1) protruding from both ends of the direction to be fastened to the frame 200 to be fastened to the frame (200).

Here, the first to third body caps 101, 102, and 103 are fastened to the frame 200 in such a manner as to cover the main LED substrate 301 and the first to second sub LED substrates 302 and 303 in a one-to-one correspondence. The first body cap 101 covering the main LED substrate is formed of an opaque cap to reduce glare, and the second to third body caps covering the first to second sub LED substrates 302 and 303. 102 and 103 are formed of a transparent cap having a high transmission amount in order to increase the amount of light emitted from the reflection shade 501.

In addition, the first to third body caps (101, 102, 103) may be formed in a semi-circle, 1/3 circle, 1/4 circle, etc. in order to form a cylindrical structure combined with the frame 200, an embodiment of the present invention In the first body cap 101 is formed in a semi-circular shape to cover the main LED substrate 301, the second to third body cap (102, 103) is the first to second sub LED substrate (302,303) It is formed in a quarter circle to cover it.

The frame 200 is formed of an aluminum material having excellent heat dissipation in order to dissipate heat to the outside of the LED fluorescent lamp device according to an embodiment of the present invention, the fastening portion 101-1, 102 of the first to third body cap Fastening grooves 201, 202, and 203 for fastening with the -1,103-1 are formed on the outside, and the fastening portions of the body caps 101-1, 102-1, 103-1 are detachable to the fastening grooves 201, 202, 203 of the frame 200. Fastened in a manner and joined to each other to form a cylindrical structure.

In addition, the frame 200 is formed so that both sides of the longitudinal direction inclined at a predetermined angle in the inner direction of the lower surface, in one embodiment of the present invention, both sides of the frame 200 is the frame 200 It is inclined at an angle of 60˚ with respect to the lower surface.

At this time, the lower surface of the frame 200 is formed in an open groove shape so that the main LED substrate maintains a constant distance from the first body cap, and both sides of the frame 200 are inward of the lower surface. Since it is formed to be inclined to the cross section in the width direction includes an 'H' or 'A' shape. Here, the shape of the open groove of the frame 200 is to secure a specific distance necessary for the light emitted from the LED having strong point light source to emit light as evenly as possible.

In addition, the frame 200 is partially exposed in the air and formed in a corrugated form to secure a maximum area to allow natural heat dissipation so that heat induced by the LED is efficiently dissipated to generate high heat. Prevent.

The main LED substrate 301 is mounted with a plurality of LEDs 301-1 arranged in the longitudinal direction, and are stacked on the bottom surface of the frame 200 and mounted on the main LED substrate 301. 301-1 emits light downward of the frame 200.

The first to second sub LED substrates 302 and 303 may include a plurality of LEDs 302-1 and 303-1 arranged in a longitudinal direction, and are stacked on both sides of the frame 200 to be stacked on the first to second sub LED substrates 302 and 303. The plurality of LEDs 302-1 and 303-1 mounted on the two sub-LED substrates 302 and 303 emit light in a diagonal direction above the frame 200.

In an embodiment of the present invention, the LED substrates 301, 302, 303 are laminated between the LED substrates 301, 302, 303 and the frame 200, although not shown in the drawings, to stack the LEDs on the surface of the frame 200. A double-sided insulating tape for preventing heat generation is formed.

As such, the LED fluorescent lamp device according to an embodiment of the present invention, the main LED substrate which is disposed in the lower direction of the frame using the same number of LED substrates in the conventional LED fluorescent lamp arranged in the lower single direction of the frame and It is divided into first to second sub LED substrates arranged diagonally on the upper side of the frame and improves illuminance by using a reflector of a luminaire to which an LED fluorescent lamp is installed without increasing the number of LED elements. It prevents glare and high heat.

That is, fewer LEDs are disposed in the lower direction than the conventional ones, so that the intense light emission directly transmitted to the user is reduced, and at the same time, the number of LEDs mounted on the substrates is distributed and reduced, thereby increasing the interval between the LEDs. High heat will be prevented from occurring. At this time, the heat dissipation effect also serves to prevent the service life of the LED device mounted on the LED fluorescent lamp device according to an embodiment of the present invention is reduced.

The end cap 400 is fastened to both ends in the longitudinal direction of the frame 200 to fix the body caps 101, 102, 103 and the frame 200 to each other and to supply power to the LED substrates 301, 302, 303. The electrode terminal 401 is formed.

4 is a rear perspective view showing a schematic configuration of the LED fluorescent lamp device according to an embodiment of the present invention.

As shown in the figure, the LED fluorescent lamp device according to an embodiment of the present invention further includes a reflector 500 is formed with a reflecting plate 501 having a structure facing in parallel to both sides of the frame 200.

The plurality of LEDs 302-mounted on the first to second sub LED substrates by reflecting plates 501 having a structure facing in parallel with both sides of the frame 200 included in the reflecting shade 500. Light emitted from 1,303-1 is reflected and diffused.

Therefore, the LED fluorescent lamp device according to an embodiment of the present invention satisfies the power consumption required for the conventional LED fluorescent lamps even when using the same number of LEDs as the conventional LED fluorescent lamps emitted in a single direction, thereby realizing high brightness. In addition, the manufacturing cost is reduced.

On the other hand, the LED fluorescent lamp device according to an embodiment of the present invention converts AC power into DC power in the reflection shade 500, and a power unit for supplying power to at least one electrode terminal of the plurality of end caps ( 510). Here, the power unit 510 preferably supplies power to the electrode terminal 401 formed in the end cap 400 through a fluorescent lamp outlet formed in the reflection shade 500.

In this case, since the power unit 510 is located outside the frame 200 in which the LED substrates 301, 302, and 303 are stacked, the power unit 510 additionally prevents high heat from being generated in the LED fluorescent lamp device according to an embodiment of the present invention. It works.

As described above, the present invention is a frame made of an aluminum material having a structure in which both side surfaces in the longitudinal direction is inclined at a predetermined angle in the inward direction of the lower surface, and laminated on both sides of the frame, the light emitting in the diagonal direction of the upper side of the frame Including a plurality of sub-LED substrates are arranged in the longitudinal direction of the plurality of LEDs to improve the illuminance by using the reflector of the luminaire to which the LED fluorescent lamp is installed without increasing the number of LED elements, Compared with the present invention, there is an effect of providing an LED fluorescent lamp device that prevents glare and high heat, and at the same time implements high brightness, reduces manufacturing cost and prevents shortening the life of the LED.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, It is within the scope of the present invention that component changes to such an extent that they can be coped evenly within a range that does not deviate from the scope of the present invention.

101, 102, 103: the first to third body cap 101-1, 102-1, 103-1: fastening portion
200: frame 201, 202, 203: fastening groove
301: main LED board 301-1, 302-1, 303-1 (not shown): LED
302, 303: sub LED substrate 400: end cap
401: electrode terminal 500: reflection shade
501: reflector 510: power unit

Claims (8)

At least one body cap made of a plastic material, the fastening portion is formed;
A fastening groove for fastening with the fastening portion of the body cap is formed on the outside, and an aluminum frame having a structure in which both side surfaces in the longitudinal direction are inclined at a predetermined angle in the inward direction of the lower surface;
A main LED substrate stacked on a lower surface of the frame and having a plurality of LEDs emitting in a lower direction of the frame and arranged in a longitudinal direction;
A plurality of sub-LED substrates stacked on both sides of the frame and arranged with a plurality of LEDs emitting in a diagonal direction above the frame in a longitudinal direction; And
And a plurality of end caps fastened to both ends of the frame in the longitudinal direction to fix the body cap and the frame to each other, and having electrode terminals for supplying power to the LED substrates. Fluorescent light device.
The method according to claim 1, wherein the body cap and the frame,
The fastening portion of the body cap is fastened in a sliding manner detachable to the fastening groove of the frame and coupled to each other LED fluorescent lamp device, characterized in that to form a cylindrical structure.
The body cap according to claim 1 or 2,
It is made of a first to third body cap covering the main LED substrate and the first to second sub LED substrate corresponding to one to one, respectively,
The first body cap covering the main LED substrate is formed of an opaque cap made of polycarbonate, and the second to third body caps covering the first to second sub LED substrates are formed of a transparent cap made of polycarbonate. LED fluorescent lamp device, characterized in that.
The method according to claim 1,
The predetermined angle of inclination of both sides of the frame in the inward direction of the lower surface of the frame is an LED fluorescent device, characterized in that the 60 ° angle relative to the lower surface of the frame.
The method according to claim 1 or 4,
The lower surface of the frame is spaced apart from the body cap at a predetermined interval and is formed in an open groove shape, and both side surfaces of the frame are inclined inwardly of the lower surface, so that the cross section in the width direction is' H 'or' LED fluorescent light device comprising an A 'shape.
The method according to claim 5, wherein the frame,
LED fluorescent light device, characterized in that the upper side is partially exposed in the air and formed in a wrinkled form.
The method according to claim 1,
And a reflection shade formed with a reflecting plate having a structure facing in parallel with both sides of the frame to diffuse light emitted from the plurality of sub LED substrates.
The method according to claim 7,
And a power unit converting AC power into DC power in the reflection shade and supplying power to at least one electrode terminal of the plurality of end caps.

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