KR20110004632A - Led lamp of socket combination - Google Patents

Abstract

PURPOSE: A socket combination led lamp is provided to reduce maintenance costs by replacing only defective LED in one light source module. CONSTITUTION: An Edison base is formed in rear part of a base holder(10). A lamp cover(20) is combined in the front of the base holder. A heat radiation cover(30) is combined in the lamp cover and includes a plurality of module receiving portions. A plurality of optical source modules(40) are respectively combined in a plurality of module receiving portions. An optical source module comprises a rear cover, an optical source portion, a front cover, and a module packing. The optical source portion is arranged in an accommodating groove of the rear cover. The module packing is combined in the inner circumference of the front cover.

Description

LED lamp of socket combination

The present invention relates to a socket-coupled LED lamp, and more particularly to a socket-coupled LED lamp to which a plurality of detachable light source modules are applied.

Lighting is a tool that enables users to identify objects even in the dark by converting electrical energy into light energy by supplying power, and it has become a catalyst for the revolutionary development of human civilization. For example, incandescent bulbs, which were developed for the first time, are not used even though they generate more heat than light and can be manufactured inexpensively, and fluorescent lamps have been improved to solve these shortcomings. Although the ratio of switching to energy is large, it has the advantage of saving energy, but it has been demanding a new medium due to the long time required for lighting and its short life.

The light emitting diode (LED) was developed to meet the demand. Although the manufacturing cost is still inexpensive, it has a long lifetime of more than 3 years without any special repair for one-time use. It is largely favored as a future light.

In this way, the lamp using the LED is the Edison base of the LED lamp screwed to the socket, which is formed by using a three-primary red, green, blue LED or white LED to form a light source module in a multi-layer, while the multi-layer The reflector is attached to the rear side of the light source module to be formed, and the transmission lens is attached to the front side to transmit the light evenly.

However, the conventional socket-coupled LED lamp is formed by forming a single light source module by arranging a plurality of LEDs on a substrate (PCB) having different diameters, and then forming them in multiple layers. When it occurs, there is a disadvantage in that the entire light source module needs to be replaced, and accordingly, a substantial cost for maintenance, such as unnecessary replacement of a normal light source module, has to be paid.

In addition, the conventional socket-coupled LED lamp is not provided with a cooling function properly, there is a problem that the life of the lamp is shortened as the heat generation amount of the LED increases as the use time of the LED lamp is longer.

Accordingly, the present invention is to solve the conventional problems as described above, by configuring a plurality of light source modules that can be separated in the configuration of the LED lamp of the socket-coupled type, it is possible to obtain a high illuminance even with a small electric energy, LED LEDs can be integrated on the front surface to obtain the appropriate illuminance according to the user's needs, while providing an efficient cooling structure (heat dissipation) to maximize the life span while ensuring sufficient performance even during continuous use of LED lamps. In addition, it is an object of the present invention to provide a socket-coupled type LED lamp to increase the efficiency of the maintenance, such as to replace only the light source module that is poor lighting when a lighting failure occurs in one light source module.

Socket lamp-type LED lamp of the present invention for achieving the above object, the base holder is formed on the rear end of the Edison base screwed to the power socket; A lamp cover coupled to the front side of the base holder; A heat dissipation cover coupled to the lamp cover to form a plurality of module storage units; And a plurality of light source modules detachably coupled to the plurality of module storage units formed in the heat dissipation cover. .

The base holder and the lamp cover are coupled to each other, and the lamp cover and the heat dissipation cover are coupled to each other, and the outer peripheral surface of the light source module has a packing for waterproofing and dustproofing, respectively.

In addition, the light source module, the rear cover having a receiving groove; A light source unit accommodated in the accommodation groove of the rear cover; An opening front cover coupled to the front of the rear cover; And a module packing coupled to the inner circumferential surface of the front cover. .

The light source unit may include: a substrate on which a plurality of LEDs are mounted; A first cover laminated to one surface of the substrate and having a plurality of holes; A second cover laminated to one surface of the first cover; And a lens for diffusing a light source according to the lighting of the LED while being exposed through a plurality of holes formed in the first cover; Combining configuration.

In addition, the second cover is made of a transparent material so that the light source according to the lighting of the LED can be irradiated to the outside.

In addition, the lens is composed of a number corresponding to the number of the LED.

In addition, the lens is composed of a number corresponding to the number of the LED, the predetermined number of lenses are configured in one frame.

In addition, the heat dissipation cover is composed of a metal material to dissipate heat generated when the LED is emitted, a plurality of heat dissipation plates protruding on the rear side.

In addition, the Edison base of the base holder is configured by connecting a first connector having a plurality of connection terminals via a power line, and a power supply of the second connector connected to the connection terminal formed on the first connector to the substrate of the light source module. The connection is made through a line.

The present invention is to configure a plurality of light source modules that can be separated in the configuration of a socket-coupled LED lamp, through which high illuminance can be obtained with less electric energy, while allowing the LED to be integrated only on the front While providing the appropriate illuminance according to the user's demand, it provides an efficient cooling structure (heat dissipation) to maximize the life span while ensuring sufficient performance even when the LED lamp is used continuously, and also lights up from one light source module. It is possible to obtain the effect of improving the efficiency of maintenance, such that only the defective light source module can be replaced when a defect occurs.

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

1 is an exploded view of the structure of the socket-coupled LED lamp from the left direction to the right side in the embodiment of the present invention, Figure 2 is a structure of the socket-coupled LED lamp in the embodiment of the present invention from the right direction to the left direction 3 is an exploded view as shown, and FIG. 3 shows a coupling view showing a structure of a socket-coupled LED lamp according to an embodiment of the present invention.

4 is a schematic cross-sectional view of FIG. 3 according to an embodiment of the present invention, FIG. 5 is an exploded view of a light source module according to an embodiment of the present invention, and FIG. 6 is a state diagram in which an LED lamp is coupled to a power socket according to an embodiment of the present invention. It is shown.

1 to 6, a socket-coupled LED lamp according to an embodiment of the present invention includes a base holder 10, a lamp cover 20, a heat dissipation cover 30, and a plurality of light source modules 40. Include.

The base holder 10 is an insulator and an Edison base 11 is formed at a rear end side thereof, and the first connector 12 having a plurality of connection terminals through a power line V1 is formed at a portion where the Edison base 11 is formed. ) Is configured to connect.

Accordingly, when the Edison base 11 is screwed to the power socket 100 to which the commercial power source AC 220V is supplied, the commercial power source passes through the Edison base 11 and the power line V1 to the first power source. It is comprised so that it may flow into the some connection terminal formed in the one connector 12. FIG.

The lamp cover 20 is coupled through the base holder 10 and the screw 200.

That is, the screw holes (h1) (h2) are formed in the coupling portion of the lamp cover 20 and the base holder 10, respectively, in accordance with the lamp cover 20 and the base holder 10 in close contact, When the screw 200 is fastened to pass through the screw holes h1 and h2 in the direction of the lamp cover 20 in one direction of the base holder 10, the lamp cover 20 and the base holder 10 are fastened. Will be combined.

Here, when the lamp cover 20 and the base holder 10 is coupled by a screw 200, the coupling portion of the lamp cover 20 and the base holder 10 is made of silicon material for waterproof and dustproof. 50 is coupled by the screw, and accordingly, a screw hole h5 is formed in the packing 50.

The heat dissipation cover 30 is made of a metal material (eg Al), the lamp cover 20 is coupled to each other through the screw 200, and the plurality of module storage parts in which the plurality of light source modules 40 are accommodated ( 31 is configured on one surface, and the heat radiation plate 32 for dissipating heat generated when the light source module 40 emits light is arranged on the rear side.

At this time, the screw hole (h3) (h4) is formed in the lamp cover 20, the front end and the rear edge of the heat dissipation cover 30, respectively, the screw is fastened to the screw hole (h3) (h4) The heat dissipation cover 30 and the lamp cover 20 are combined by the 200.

In addition, a predetermined number of first bosses 33 are formed on the element elements of the heat dissipation plate 32 formed on the rear side of the heat dissipation cover 30. Accordingly, the module accommodating part 31 of the heat dissipation cover 30 is formed. When the light source module 40 is accommodated in each of the light source module 40 is to be fixed to the heat dissipation cover 30 by a screw 200 passing through the first boss (33).

To this end, as shown in FIG. 2 attached to the light source module 40, a second boss 45 corresponding to the first boss 33 is configured.

Here, the packing 50 of the silicon material for waterproof and dustproof is coupled while having a screw hole (h5) between the heat dissipation cover 30 and the lamp cover 20.

The light source module 40 is accommodated in each of the plurality of module storage units 31 formed in the heat dissipation cover 30 as well as to be separated therefrom, the outer peripheral surface of the light source module 40 is waterproof and The packing 50 for dustproofing was to be combined.

At this time, the light source module 40 is configured of a coupling structure of the rear cover 41, the light source unit 42, the front cover 43, and the module packing 44, the rear cover 41 is the light source unit 42 ) Is provided with a receiving groove portion 41a.

In this case, the second connector 41b connected to any one of a plurality of connection terminals formed on the first connector 12 is connected to the other surface of the rear cover 41 via a power line V2. Of course, the number of second bosses 45 corresponding to the first boss 33 formed on the heat dissipation cover 30 is coupled to the heat dissipation cover 30 and the screw 200 by coupling. It is composed.

The light source unit 42 includes a plurality of LEDs 421a mounted thereon, a substrate 421 to which the power line V2 is connected, stacked and coupled to one surface of the substrate 421, and having a plurality of holes 422a. The LED is exposed through a first cover 422, a second cover 423 stacked on one surface of the first cover 422, and a plurality of holes 422a formed in the first cover 422. The lens 424 is coupled to the substrate 421 to diffuse the light source according to the lighting of the 421a.

In this case, the second cover 423 is preferably made of a transparent polycarbonate material so that all of the light sources according to the lighting of the LED 421a can be widely irradiated to the outside, but is not necessarily limited thereto, Material is also possible.

The lens 424 may be configured independently of the substrate 421 as the number corresponding to the number of the LEDs 421a, or may correspond to the number of the LEDs 421a in one frame (not shown). The number of lenses 424 may be formed and configured.

In addition, the substrate 421 is configured with a conventional power conversion circuit (not shown) for converting the commercial power supply is supplied to the drive power (DC power supply) when the LED lamp is screwed to the power socket 100 is configured. Accordingly, the plurality of LEDs 421a mounted on the substrate 421 may be turned on from the driving power.

Here, the power conversion circuit has been described as being configured on the substrate 421, but is not necessarily limited thereto. The power conversion circuit may be separated from the substrate 421 and then configured in the base holder 10. It is.

The front cover 43 is a ring-shaped frame, coupled to the front of the rear cover 41, the module packing 44 is coupled to the inner peripheral surface of the front cover 43, wherein the The module packing 44 is configured to surround the first and second covers 422 and 423.

That is, the socket-coupled LED lamp according to an embodiment of the present invention, as shown in Figure 1 to 6 attached, the screw Edison base 11 of the base holder 10 to the power socket 100 and then power Turn on the switch.

At this time, the first connector 12 connected to the Edison base 11 through the power supply line V1 is located in the base holder 10, and the plurality of connection terminals formed in the first connector 12 are located in the base holder 10. Each of the second connectors 41b connected to each other through the power supply line V2 is electrically connected to the light source module 40 that is received and fixed to the module storage unit 31 of the heat dissipation cover 30.

The commercial power is supplied to the substrate 421 included in the light source unit 42 of the light source module 40 according to the connection state of the first and second connectors 12 and 41b.

Therefore, the conventional power conversion circuit (or power conversion circuit configured in the base holder) configured on the substrate 421 converts the commercial power into driving power DC and supplies the same to the LED 421a mounted thereon. By doing so, the LED 421a can emit light.

At this time, the light source generated when the LED 421a emits light is diffused through the lens 424 on the front side, and the diffused light source is irradiated to the outside through the second cover 423 made of a transparent material. Lighting becomes possible.

When the light source irradiation according to the light emission of the LED (421a) is made as described above, the heat generated by the LED (421a) to the outside by the heat radiation plate 32 arranged on the rear side of the heat dissipation cover 30 made of the metal material As the heat dissipates, the LED 421a can always emit light in an optimal state.

On the other hand, in the state in which the light source module 40 is screwed into each of the plurality of module storage units 31 formed in the heat dissipation cover 30 as described above, the light emitting failure of any one of the light source modules 40 is reduced. In case of occurrence, the light source module 40 may be separated when the screw 200 is separated from the plurality of module storage units 31, so that only the light source module 40 having the light emission failure may be individually. It can be separated and replaced with.

Hereinafter, the present invention is not limited to the above specific preferred embodiments, and various modifications can be made by those skilled in the art without departing from the gist of the present invention as claimed in the claims. Of course, such changes are within the scope of the claims.

1 is an exploded view of the structure of a socket-coupled LED lamp in an embodiment of the present invention viewed from the left to the right.

Figure 2 is an exploded view of the structure of the socket-coupled LED lamp in the embodiment of the present invention viewed from the right to the left.

Figure 3 is a coupling diagram showing the structure of the socket-coupled LED lamp in the embodiment of the present invention.

4 is a schematic cross-sectional view of FIG. 3 in an embodiment of the invention.

5 is an exploded view of a light source module in an embodiment of the present invention.

Figure 6 is a state diagram coupled to the LED lamp power socket in the embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10; Base holder 11; Edison Bass

12; First connector 20; Lamp cover

30; A heat dissipation cover 31; Module storage

32; Heat dissipation plate 33; First boss

40; Light source module 41; Back cover

41a; Receiving groove 41b; Second connector

42; A light source unit 43; Front cover

44; Module packing 45; 2nd boss

100; Power socket 421; Board

421a; LED 422; First cover

423; Second cover 424; lens

Claims (10)

A base holder having an Edison base screwed to the power socket on the rear end side; A lamp cover coupled to the front side of the base holder; A heat dissipation cover coupled to the lamp cover to form a plurality of module storage units; And, A plurality of light source modules detachably coupled to a plurality of module storage units formed in the heat dissipation cover; Socket lamp-type LED lamp, characterized in that comprising a. The method of claim 1, wherein the base holder and the lamp cover, the coupling portion of the lamp cover and the heat dissipation cover, and the outer periphery of the light source module, characterized in that the coupling for the waterproof and dustproof combination Socket-type LED lamp. The method of claim 1, wherein the light source module, A rear cover having a receiving groove; A light source unit accommodated in the accommodation groove of the rear cover; An opening front cover coupled to the front of the rear cover; And, Module packing coupled to the inner peripheral surface of the front cover; Socket lamp-type LED lamp, characterized in that comprising a. The method of claim 3, wherein the light source unit, A substrate on which a plurality of LEDs are mounted; A first cover laminated to one surface of the substrate and having a plurality of holes; A second cover laminated to one surface of the first cover; And including The substrate may include a lens that is exposed through a plurality of holes formed in the first cover while diffusing a light source according to the lighting of the LED; Socket lamp-type LED lamp, characterized in that coupled to configure. The LED lamp of claim 4, wherein the second cover is made of a transparent material so that the light source is irradiated to the outside according to the lighting of the LED. The socket-type LED lamp of claim 1 or 2, wherein the base holder is made of an insulator and the heat dissipation cover is made of a metal material. 7. The LED lamp of the socket coupling type according to claim 6, wherein the rear side of the heat dissipation cover protrudes from the heat dissipation plate. The method of claim 3, wherein The Edison base of the base holder is configured by connecting a first connector having a plurality of connection terminals through a power line, The light source module of the light source module is coupled to the socket-type LED lamp, characterized in that for connecting the second connector connected to the connection terminal formed in the first connector via a power line. The LED lamp of claim 1, wherein a power conversion circuit is configured to supply driving power to one of the base holder and the lamp holder. 5. The LED lamp according to claim 4, wherein a power conversion circuit is formed on the substrate of the light source unit.

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