KR101077477B1 - LED illuminator - Google Patents

Abstract

The present invention relates to an LED luminaire, which is composed of a structure in which the overall length is variable so that the length can be adjusted according to need to use the bulb type that can be used throughout the mounting site of any specification regardless of the depth of the mounting site The purpose is to provide an LED lighting fixture. In order to achieve the above object, an LED module with an LED is installed, a power converter converting AC power into DC power for supplying the driving power of the LED and supplying the LED module, and AC power is supplied to the power converter. In the bulb-type LED luminaire comprising a connection portion connected to an external power supply as possible, the LED module and the power conversion unit is provided in a separate type, the gap adjustment type fastening for adjusting and fixing the gap between the LED module and the power conversion unit Means are provided, LED lighting fixture is characterized in that the overall length is configured by varying the gap between the LED module and the power conversion unit is disclosed.

LED, lighting equipment, LED module, power converter, SMPS, separate type, spacer, variable length, gap adjustment

Description

LED lighting fixtures {LED illuminator}

The present invention relates to an LED luminaire, and more particularly, to a light bulb type LED luminaire which emits LEDs by using AC as a light source and receiving AC power from an external power supply.

In general, lighting fixtures such as incandescent lamps or fluorescent lamps installed to illuminate the interior are not only manufactured using mercury gas, but also have a short lifespan, so that the amount of light rapidly decreases over time and frequent replacement is required.

As a result, there is a serious problem that causes environmental pollution during disposal, and as a result, in some countries, environmental regulations are being strengthened around the world, such as incandescent and fluorescent lamps.

Recently, in order to replace such a conventional lighting device, a lighting device using a light-emitting diode (hereinafter referred to as "LED") that is environmentally friendly and has excellent energy saving effect has been in the spotlight.

LED is semi-permanently long life compared to other light sources, and has a high light conversion efficiency in which electrical energy is directly converted to light energy, and also has a low power consumption, excellent energy efficiency and saving electricity bills.

In addition, it is an environmentally friendly light source that can replace the existing incandescent lamps, fluorescent lamps, halogen lamps because no harmful substances such as filament or mercury are used in terms of responding to various environmental regulations.

The luminaire using the LED is configured to irradiate light from the front of the module by arranging the LEDs on the substrate in the housing of the LED module and then supplying power to each LED to emit light.

1 is a front view showing a conventional bulb-type LED lighting fixture.

Conventional LED lighting fixtures are provided with a plurality of LEDs connected in series or in parallel on the substrate is installed and configured to be irradiated with the light emitted from each of the power LEDs LED module 10, and each LED The power converter 20 converts AC power into DC power to supply the driving power to the LED module 10, and connects to an external power supply so that AC power can be supplied to the power converter 20. It is configured to include a connecting portion 30.

Here, the rear of the LED module 10 may be provided with a heat radiation fin 12 for dissipating heat generated when driving the LED to the outside, the power conversion unit 20 is a switching mode power supply (Switching) inside the housing Mode Power Supply, hereinafter referred to as SMPS).

In addition, when the LED lighting device 1 is manufactured in the shape of a bulb such as an incandescent lamp so as to be easily inserted into an existing socket (reference numeral 4 in FIG. 2) of a power supply unit to which an incandescent lamp is connected, the connection part 30 It may be a socket base 31 having a thread that is inserted into the socket by screwing method (aka 'Edison cap').

In addition, the SMPS, which is an internal circuit component of the socket base 31 and the power converter 20, and the board circuit, which is an internal circuit of the SMPS and the LED module, may be connected to each other through a wire (not shown) or other conductor means to exchange power. Electrically connected.

However, the bulb type LED lighting device (1) of the above configuration has the advantage that it can be used simply by fastening the screw simply to the socket (4) of the power supply, LED module 10 and the power converter ( 20) Since the whole socket base 31 is comprised integrally, it is true that there is a restriction | limiting in use.

2 is a view for explaining a problem according to the prior art, as shown, the conventional LED lighting device (1) is a mounting portion such as a wall or ceiling because the entire length is fixed because the entire component is integrated Depending on the depth of the fixed housing (3) fixed to (2) it may be impossible to install.

This is a problem that occurs when the LED luminaire 1 is installed because the depth of the fixed housing 3 being used is not standardized. As shown in (b), the depth of the fixed housing 3 is increased by the LED luminaire 1. In the case of being too deep compared to the overall length of the), the LED module at the lower end of the drawing is in a position deep inside the fixing housing 3, such that there is a problem such that the light is obscured by the side portion of the fixing housing 3. .

In this case, a part of the light emitted from the LED is blocked and the lighting is dark, and there is a disadvantage in that all the lights of the LED cannot be used.

In addition, as shown in (c), when the entire length of the LED lighting device 1 is made long so that it can be used in various types of fixed housings 3, the inside of the fixed housing 3 Since some parts are protruded, there is a disadvantage in appearance.

Accordingly, there is a need for an LED luminaire that can be used in existing standards regardless of the depth of the fixed housing.

Therefore, the present invention has been invented to solve the above problems, the structure is configured in such a way that the overall length is variable to adjust the length as needed to use the fixed housing of all specifications regardless of the depth of the fixed housing The purpose is to provide LED lighting fixtures that can be used throughout.

In order to achieve the above object, the present invention, the LED module and the LED is installed, a power conversion unit for converting the AC power to a DC power supply for supplying the driving power of the LED to the LED module, and the power conversion unit A light bulb type LED lighting device including a connection part connected to an external power supply unit to supply AC power, wherein the LED module and the power conversion unit are provided separately, and adjust and fix a gap between the LED module and the power conversion unit. It is provided with a gap-adjustable fastening means for providing an LED lighting device, characterized in that the overall length is variable by adjusting the gap between the LED module and the power converter.

Accordingly, according to the LED luminaire of the present invention, the LED module and the power conversion unit is configured separately so that the total length of the LED module and the power conversion unit can be changed by the gap-adjustable fastening means, so that regardless of the depth of the mounting portion, There is an advantage that can be used throughout the mounting portion of the standard.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art to which the present invention pertains.

3 is an assembled perspective view of the LED lighting apparatus according to the embodiment of the present invention, Figure 4 is an exploded perspective view of the LED lighting apparatus according to the embodiment of the present invention.

In addition, Figure 5 is a bottom perspective view showing the LED arrangement in the LED lighting fixture according to an embodiment of the present invention, Figure 6 is a front view showing a state in which the overall length is changed by varying the length of the spacer.

7 and 8 are a perspective view and a front view of a state in which the spacer is removed from the LED luminaire according to an embodiment of the present invention, Figure 9a is a perspective view of an embodiment using different standards of the socket base, Figure 9b is a socket A perspective view of an embodiment in which a bracket is installed instead of a base.

In addition, Figure 10 is an attached state of the LED lighting fixture according to an embodiment of the present invention.

As shown, the LED luminaire 1 of the present invention is a lamp made of a bulb type such as an incandescent lamp, in particular, the structure is configured in such a way that the overall length can be variable by mounting to adjust the length when mounted, Its main feature is its ability to be used across mounting dimensions of any size, regardless of the depth of the site.

Compared with the conventional configuration, there is no difference in the basic configuration in which light is radiated by arranging LEDs on a substrate in a housing of the LED module and then supplying power to each LED to emit light.

Looking at the basic configuration, a plurality of LEDs (11) arranged in series or in parallel on the substrate is installed and configured to be irradiated with the light emitted from each of the power LED 11 and the LED module 10 and To convert the AC power into DC power for supplying the driving power of each LED 11, a power converter 20 for providing the LED module 11 and AC power may be input to the power converter 20. It is configured to include a connecting portion 30 is connected to the external power supply so that.

Here, the rear of the housing of the LED module 10 may be provided with heat radiation fins 12 for dissipating heat generated when driving the LED to the outside, the power converter 20 is a switching mode power supply (inside the housing) Switching Mode Power Supply, hereinafter referred to as 'SMPS' (not shown), may be configured.

In addition, the connection part 30 is inserted into the socket in a screw-tight manner so that the LED lighting device 1 of the present invention can be simply inserted into an existing socket (refer to reference numeral 4 in FIG. 10) of a power supply unit to which an incandescent lamp is connected. It is provided with a socket base 31 having a thread (aka 'Edison cap').

In a preferred embodiment, the socket base 31 may be installed in a standard diameter of 26mm ~ 27mm, or 40mm in diameter so that the socket base 31 can be inserted into the existing socket to which the incandescent lamp is connected. Figure 9 illustrates an embodiment having a socket base of 40 mm in diameter, which is a relatively large specification.

On the other hand, in the LED lighting device 1 of the present invention, the LED module 10 and the power conversion unit 20 built in SMPS is provided in a separate structure separated from each other, rather than a structure that is integrated with each other as conventionally Only the socket base 31 is integrally fixed to the upper portion of the power converter 20.

At this time, the LED module 10 and the power conversion unit 20 is a component having a structure separated from each other, the SMPS and the internal circuit components of the power conversion circuit board circuit is an internal circuit of the LED module is a wire 13 or other conductor means. Is electrically connected through.

In addition, the LED lighting device 1 of the present invention includes a clearance adjustment type fastening means for adjusting and fixing the clearance between the LED module 10 and the power conversion unit 20.

The gap adjustment type fastening means is a component interposed between the LED module 20 and the power converter 30 and integrally fastening them, and the LED module 20 and the electric power for varying the overall length of the LED lighting device 1. It becomes a structure part which fixes the clearance gap between the conversion parts 30 in the adjusted state.

In a preferred embodiment, the clearance adjusting fastening means comprises a spacer 41 adapted to be selected and used to a required length, which spacer 41 has screws 42 in the LED module 10 and the power converter 20. Are assembled by.

The spacer 41 is used to adjust the overall length of the LED module 10 and the power converter 20, if the length of the spacer 41 is changed, the LED module 10 and the power converter 20 The gap between the and the total length is changed, and eventually the total length of the LED lighting device (1).

That is, since the overall length of the LED lighting device 1 is determined according to the length of the spacer 41, if the spacer having various lengths is used and the spacer having the required length is used, the length of the LED lighting device can be adjusted to a desired length. have.

As such, the spacer 41 is a component that integrally connects the separately configured LED module 10 and the power converter 20, and has a length member whose length is selected to change the gap between the LED module and the power converter. As shown in FIG. 6, when the spacer having the required length is selected and used, the entire length of the LED lighting device 1 can be adjusted.

In an embodiment, the spacer 41 may be a pipe assembled by being fastened with a screw 42 to the LED module 10 and the power converter 20, and may be configured in plural as illustrated.

Although three spacers 41 are used in the illustrated embodiment, it is possible to change the number of spacers as appropriate, and the present invention is not limited to a specific number.

When the screw fastening method is used as described above, the screw 42 inserted to penetrate the power converter 20 up and down passes through the interior of the spacer 41 to the fastening protrusion 14 of the LED module 10. It is fastened to the formed fastening hole 14a.

At this time, according to the length of the space 41, a screw 42 having a length necessary for fastening should be selected and used. When the spacer 41 is long, the screw 42 also penetrates the power converter 20 through the LED. The long one should be used to be fastened to the fastening hole 14a of the module 10.

As such, in the LED lighting device 1 according to the present invention, the LED module 10 and the power conversion unit 20 are separately configured, and the gap adjusting type fastening means which can fix and fix the gap between the LED module and the power conversion unit. By being provided, the entire length of the LED luminaire can be adjusted to the required length according to the mounting portion or the size of the fixed housing.

That is, it is possible to adjust and mount the entire length of the LED lighting fixture according to the mounting portion or the depth of the fixed housing.

For example, as shown in (a) and (b) of FIG. 10, the deeper the depth of the fixed housing 3, the longer the length of the LED luminaire 1 is made using the spacer 41, and then the socket It is also possible to use a spacer in combination with (4) and not having a deep depth as shown in (c).

When the spacer is not used, as shown in FIGS. 7, 8, and 9B, the screw 42 penetrating through the power converter 20 is directly fastened to the fastening hole 14a of the LED module 10 to thereby provide electric power. The converter 20 and the LED module 10 are directly combined and used.

And, as shown in Figure 9b, instead of the socket base having a screw thread is installed on the upper portion of the power conversion unit 20, the bracket 51 may be installed, wherein the bracket 51 is outside the LED lighting device (1) It is used to join or support the structure of the.

In other words, the bracket 51 is coupled to a mounting structure such as a ceiling or a wall or a support structure connected to the fixed housing to support the LED lighting device 1 of the present invention.

The bracket 51 may be provided with a hole 51a used for coupling with the support structure, through which the support structure is fastened or a hook of the support structure in the hole 51. The LED lighting device 1 may be supported by an external structure by fitting the lamps into the back.

When the bracket 51 is installed instead of the socket base 31 as described above, another type of connection part to be connected to the external power supply part must be provided, and the connection part is connected to the SMPS which is an internal circuit component of the power conversion part 20. It may be configured to include a wire 32 connected for supplying power, and a connector 33 installed at the end of the wire 32.

At this time, the connector terminal of the power supply unit is coupled to the connector 33 so that the LED lighting device 1 of the present invention can receive power.

The embodiments of the present invention have been described in detail above, but the scope of the present invention is not limited to the above-described embodiments, and various modifications of those skilled in the art using the basic concepts of the present invention defined in the following claims and Improved forms are also included in the scope of the present invention.

1 is a front view showing a conventional bulb-type LED lighting fixture.

2 is a view for explaining a problem according to the prior art.

3 is an assembled perspective view showing the LED lighting device according to the present invention.

Figure 4 is an exploded perspective view showing an LED lighting device according to the present invention.

Figure 5 is a bottom perspective view showing the LED arrangement of the LED module in the LED lighting fixture according to an embodiment of the present invention.

6 is a front view showing a state in which the overall length is changed by varying the length of the spacer in the LED lighting fixture according to an embodiment of the present invention.

7 and 8 are a perspective view and a front view of a state in which the spacer is removed from the LED lighting device according to an embodiment of the present invention.

9A is a perspective view of an embodiment in which the standard of the socket base is used differently.

9B is a perspective view of an embodiment in which a bracket is installed instead of a socket base.

10 is a mounting state of the LED lighting fixture according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

1: LED luminaire 3: Fixed housing

4: socket 10: LED module

11: LED 14a: Fastening Hole

15 Bracket 16: Wire

17 connector 20 power conversion unit

30 connection part 31 socket base

41: spacer 42: screw

Claims (9)

In the bulb type LED lighting device (1) comprising an LED module (10), a power converter 20 for driving the LED (11), and a connection part (30) connected to an external power supply unit, The LED module 10 and the power conversion unit 20 is provided in a separate type, the gap adjustment type fastening means for adjusting and fixing the gap between the LED module 10 and the power conversion unit 20 is provided, LED module The gap between the 10 and the power converter 20 is adjusted so that the overall length is variable, The gap adjusting fastening means includes a spacer 41 interposed between the LED module 10 and the power conversion unit 20 to be assembled for fixing the gap, The spacer 41 is a length member that selects and uses a length to adjust the gap between the LED module 10 and the power converter 20. 42, but the screw 42 passes through the power converter 20 up and down, passes through the interior of the spacer 41, and then is fastened to the fastening hole 14a of the LED module 10. LED light fixtures characterized in that. delete delete delete delete The method according to claim 1, The spacer 41 is a LED luminaire, characterized in that a plurality of assembly is interposed between the LED module 10 and the power converter 20. The method according to claim 1, The connection part 30 is an LED lighting device, characterized in that the socket base 31 having a screw thread is installed in the power conversion unit 20 is connected to the socket (4) of the power supply unit by screwing. The method of claim 7, The socket base 31 is an LED lighting fixture, characterized in that having a diameter of 26mm ~ 27mm or 40mm in diameter. The method according to claim 1, LED lighting fixture, characterized in that it further comprises a bracket (51) installed on the power converter 20 is coupled to the external structure.

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