KR101214959B1 - Led lighting apparatus - Google Patents

Abstract

PURPOSE: An LED device is provided to reduce design change costs and replacement costs by including a connector structure to adopt various lamp bases. CONSTITUTION: An LED board(110) irradiates light through an LED chip(111). A heat sink(120) includes a heat sink body(121) and a first heat sink(122) located on the upper side of the LED board. A globe holder(150) is formed on the upper side of a vertical surface(121c) by a connection member(140). An LED lamp part(160) is arranged in a first space(130) and a second space(131) and includes a lamp holder(161), a connector(162) for a lamp base and a lamp base(164). [Reference numerals] (AA) Pipe nipple part

Description

LED lighting device {LED LIGHTING APPARATUS}

The present invention relates to an LED lighting device, and more particularly, to an LED lighting device that is easy to work and maximizes heat dissipation effect by improving the structure of the LED lighting device.

Generally, the luminaires include fluorescent lamps, halogen lamps, discharge lamps, LED lamps, and the like. Among them, LED luminaires have been in the spotlight recently because they have low thermal efficiency, low light intensity, high thermal efficiency, high light intensity, and no environmentally friendly mercury, compared to halogen, halogen and discharge lamps.

Most LED luminaires mimic the structure of fluorescent lamps, halogen lamps and discharge lamps. Existing fluorescent lamps, halogen lamps, discharge lamps and most LED lamps have LED chips inside the LED lamps. In addition to the arrangement, the globe holder was placed outside the LED luminaire, and the devices related to the connection of the LED luminaire were placed and used outside the globe holder. For example, Korean Unexamined Patent Publication No. 2010-81547 (published July 15, 2010, titled “LED luminaire”) is a luminaire case which is attached to a ceiling or a wall of a room and is vertically and horizontally mounted on a printed circuit board. An LED luminaire comprising an LED module having a plurality of LEDs arranged in an array and an illumination cover installed to cover the reflecting portion of the luminaire case, wherein the printed circuit board of the LED module emits light from each of the plurality of LEDs. Disclosed is an LED luminaire that is formed to have a convex spherical surface toward the lighting cover to widen the light emission angle range of the lights. Such conventional luminaires include ballasts, inverters, drivers, etc., for stabilizing and supplying electric current, including wires connected to an external power source, including LEDs, etc., to drive luminaire casings attached to the ceiling or walls of the room. Several assemblies are all fixed.

However, when the LED luminaire fails, complex connection devices are arranged outside the globe holder disposed outside the globe of the LED luminaire (also referred to as a lampshade), and only by a professional electrician. As a result, it is necessary to improve the structure of the LED luminaire, which is easy to work, so that the LED luminaire can be easily installed by non-electricians.

In addition, the fluorescent lamps, halogen lamps, and discharge lamps containing mercury, which are used in existing lamps, which are low in efficiency, may cause environmental pollution. It is necessary to improve the structure of the LED luminaire, which is easy to work, so that the general public can easily install the LED luminaire.

In addition, the existing LED luminaire (hereinafter referred to as 'LED lighting device') has the disadvantage of generating a high temperature heat, which is essentially equipped with a heat sink (also referred to as a 'heat sink'), but the heat dissipation efficiency was inferior The rainwater has a problem of providing a cause of failure through the gap of the pipe nipple portion connected to the glove holder portion.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an LED lighting device that is easy to work process so that ordinary people who are not professional electricians can easily install the LED luminaire.

A more specific purpose is to manufacture a LED lamp device including a connector to reduce the work process, and to facilitate the occurrence of a failure by improving the structure of placing the LED lamp device between the globe holder and the globe (light shade), but in the heat sink The installation of an LED lamp unit is intended to provide an easily repairable LED lighting unit.

Another purpose is to leave a space on the inner side of the heat sink, but not to be closed, to release a small amount of rainwater or heat inside the trapped interior space to the outside, and also to heat the body and heat sink of the heat sink ( It is to provide an LED lighting device that can greatly improve the heat dissipation performance of the LED lamp by improving the structure designed outside.

In order to achieve the object of the present invention as described above, and to perform the characteristic functions of the present invention described below, the characteristic configuration of the present invention is as follows.

According to one embodiment of the present invention, a plurality of LED chips for lighting are arranged at the bottom of the LED substrate unit for irradiating a light source through the LED chip, 'U' including a vent hole for introducing outside air and a through hole in the center of the bottom surface. A heat sink body having a shape of a child and extending the bottom surface in an outward direction so that the bottom surface and the extended portion are disposed on an upper portion of the LED substrate, and a predetermined distance from the curved outer surface of the heat sink body; The 'U' shape via a connecting member to have a heat sink portion including a first heat sink that is formed to extend uniformly, and a second space extending from a first space existing on the curved inner surface of the 'U' shape. Globe holder portion formed near the upper end of the vertical surface of the shape, is inserted through the globe holder portion and disposed in the first space and the second space, the arbitrary lamp base and the ram Provided is an LED lighting device including an LED lamp unit for mounting a connector so that the base is not directly energized to the LED substrate portion, and a lamp shade covering the LED chip of the LED substrate portion, the lamp shade disposed on the support ribs of the lower ends of the LED substrate portion do.

Here, the connection member 140, one end (one side) is coupled to the fixing hole 141 formed in the 'U'-shaped vertical surface 121c by any first fastening means 142, the other side The hooking jaw 144 is further provided on the hooking jaw 144, and the hooking jaw 144 is caught by the second fastening means 143 penetrating the lower portion of the glove holder 150, so that the LED lamp is not detached and dropped immediately. LED lamp can be supported to reduce safety accidents.

The heat sink may further include a second heat sink formed between the through hole and a vertical surface having a 'U' shape.

The LED lamp unit may include a lamp holder bracket, a lamp holder mounted at a lower portion of the lamp holder bracket to supply and cut off electricity flowing from the outside through an electric wire, and one end of which is coupled to the lamp base, and the lamp base And a lamp base connector electrically connected to the lamp holder through the lamp holder, and the other end of the lamp holder is electrically connected to the wire drawn from the LED substrate through a through hole located at the center of the 'U' shape. Can be.

In addition, the arbitrary lamp base may be a lamp base to which any one of E39 base, E26 base, GU24 base and GU10 base is applied.

The present invention, by inserting through the glove holder part, by making and using the LED lamp unit including a connector disposed in the first space and the second space, the effect of reducing the replacement work costs by reducing the work process or easier work Will be achieved.

In addition, the present invention design the 'U' shaped body of the heat sink and the heat sink outside the lampshade (globe), and has a space by combining with the globe holder portion using a connecting member, the air vent through which the air can pass 'U' 'By designing multiple or multiple stages on the lower side of the shaped body, even if rainwater flows through the gap of the pipe nipple of the glove holder part, it is drained through the ventilation hole, and evaporated by air quickly and generated from the LED chip. It is possible to obtain an effect of increasing the emission efficiency for the heat. This ultimately extends the LED lifetime.

In addition, the present invention is a connector structure having a lamp base in the connector of the LED lamp unit, which is a separate connection device, and does not conduct electricity by directly inserting and coupling the lamp base to the lamp holder of the luminaire, and can adopt various types of lamp bases. By reducing the cost of design changes, an effect that can be actively substituted for a versatile luminaire is achieved.

1 is a view showing a cross-sectional structure of the LED lighting device 100 according to an embodiment of the present invention by way of example.
FIG. 2 is a view of the heat sink 120 of FIG. 1 viewed from above according to an embodiment of the present invention.
3 is a view of the coupling structure between the heat sink 120 and the connection member 140 according to an embodiment of the present invention, viewed from above.
4 is an enlarged view of a portion 'A' of the LED lighting device 100 according to an embodiment of the present invention.
5 is a diagram illustrating an external structure of a heat sink and a lamp according to an exemplary embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

Structure of LED Lighting Device

1 is a view showing a cross-sectional structure of the LED lighting device 100 according to an embodiment of the present invention by way of example.

Referring to FIG. 1, an LED lighting device 100 according to an embodiment of the present invention includes an LED substrate 110, a heat sink 120, first and second spaces 130 and 131, and a connection member. 140, the globe holder 150, the LED lamp 160, and the lampshade 170.

First, the LED substrate unit 110 according to an embodiment of the present invention is made of a structure having a plurality of LED chip 111 for illumination and the LED substrate 112 disposed on the bottom of the LED chip 111, As a result, when electricity is supplied to the LED chip 111, the light source is irradiated from the LED chip 111.

The LED chip employed here is a white light emitting diode (LED). It may be composed of a plurality of chips or a single chip depending on the color of light, such as a light emitting diode emitting yellow light. For example, when a white LED is to be implemented, it may be a single chip that combines fluorescent material with a blue or purple LED chip to obtain white color, and combines two LEDs having complementary colors or combines several LED chips with white color. It may be in the form of a multi-chip to obtain.

Although the LED substrate 110 as shown above is divided into two centered around the center, it will be apparent that it can be formed integrally without being divided.

Next, the heat sink 120 of the present invention is a heat sink body that is formed to be uniformly extended by a predetermined interval from the heat sink body 121 and the curved outer surface of the heat sink body having a 'U' shape as a whole ( 122). First, the heat sink body 121 will be described. The heat sink body 121 of the present invention includes a through hole 121b having a predetermined height at the center of the 'U' shape.

The through hole 121b is a passage through which an electric wire is connected between the LED substrate unit 110 and the LED lamp unit 160 to be described later.

The 'U' shape may be formed of a vertical surface 121c having a 'U' shape and a bottom surface 121d having a 'U' shape, and the vertical surface 121c having a 'U' shape may have a horizontal direction from a lower side. A plurality of penetrated vents 121a may be provided. The vent 121a drains through the vent 121a when a small amount of water penetrates into the first space 130 to be described later, such as rainwater flowing from the outside, and uses water introduced from the outside to drain the water. At the same time as the evaporation is a structure formed to efficiently release the heat generated from the LED substrate 110. The ventilation holes 121a may be symmetrically formed on the vertical surface 121c having a 'U' shape, and may include a plurality of ventilation holes 121a in multiple stages.

The bottom surface 121d of the 'U' shape extends outward from both sides to extend to the lampshade 170, which will be described later, thereby forming a structure 121e extending from the bottom of the 'U' shape. Will be.

The bottom surface 121d of the 'U' shape and the extended structure 121e are disposed on the LED substrate 110. As a result, the heat sink body 121 of the present invention having the ventilation holes 121a, the through holes 121b, the vertical surface 121c having a 'U' shape, and the extension structure 121e is disposed on the upper portion of the LED substrate 110. FIG. It is in line with what is placed on.

Therefore, in the present embodiment has a unique structure in which the heat sink 120 is immediately disposed on the upper portion of the LED substrate 110, it is installed outside the lamp shade 170 to be described later to increase the emission efficiency It will provide an advantage.

On the other hand, with reference to the first heat sink 122, the first heat sink 122 of the present invention is a curved outer surface (or 'U' between the vertical surface 121c of the 'U' shape and the extension structure 121e) 'A structure that extends at a predetermined interval from the outer surface of the vertical surface (121c) of the shape), and receives the heat generated from the LED substrate unit 110 described above through the heat sink body 121 to be discharged to the outside It plays a role.

Here, the first heat dissipation plate 122 extends at a predetermined interval, which is not found in FIG. 1 showing the cross-sectional structure of the LED lighting device 100. This can be confirmed through the structure of the plurality of first heat sinks 122 shown in FIG. 5 to be described later.

The ventilation holes 121a of the heat sink body 121 described above are disposed between the plurality of first heat sinks 122 to circulate the air introduced from the outside.

As described above, the heat sink 120 including the heat sink body 121 and the first heat sink 122 may further include a second heat sink 123 in some cases. The second heat sink 123 is disposed on the upper surface of the bottom surface 121d of the 'U' shape between the through hole 121b in the 'U' shape and the vertical surface 121c of the 'U' shape standing at a predetermined height. It may be arranged to have a straight shape, or may have a radial shape.

Like the first heat sink 122, the second heat sink 123 is provided in plural, and the heat is transferred from the heat sink body 121 to the outside through the first space region and the 'U'-shaped vent 121a. To help release.

Next, when the first space and the second space (130, 131) of the present invention is coupled between the upper end of the 'U' shape and the globe holder portion 150 to be described later, the inner surface of the 'U' shape And as an empty space provided on the inner surface of the glove holder 150, it can circulate the air introduced by the vents (121a), serves as a place for heat release.

Next, one end of the connection member 140 of the present invention is seated and fixed on an upper portion of the 'U'-shaped vertical surface 121c, and the other end is inserted into an inner diameter portion of the glove holder 150 to be described later. 2 is a structure coupled by fastening means (143 in FIG. 4 hereinafter), and exists to fix the heat sink 120 and the glove holder 150 to each other, and includes the first space region 130 and the second. Helps to prepare the space area 131. The connection member 140 is preferably made of a 'Z' shape in order to increase the coupling efficiency between the 'U'-shaped vertical surface 121c and the glove holder 150.

A more detailed description of the coupling and the shape between the structures will be described later with reference to FIGS. 3 and 4, and a detailed description thereof will be omitted.

Next, the glove holder 150 of the present invention has a 'U' shape via the connecting member 140 to have a second space extending from the first space existing on the curved inner surface of the 'U' shape. The structure is formed near the top of the vertical surface (121c).

More specifically, when the end of the connection member 140 formed at the upper end of the 'U'-shaped vertical surface 121c and one side of the glove holder 150 are coupled, the glove holder 150 passing through the coupled portion ) May be formed near the upper end of the 'U'-shaped vertical surface 121c in a form of contacting the outer surface of the' U'-shaped vertical surface 121c.

As described above, the heat sink 120 and the glove holder 150 are coupled to each other through the connection member 140 to thereby provide the first space 130 and the second space 131. It can be.

In addition, the glove holder 150 of the present invention is different from the existing glove holder in terms of structure, but the use and function of the glove holder 150 will be omitted for its use and function.

Next, the LED lamp unit 160 of the present invention is a structure provided in the first space and the second space after being inserted through the glove holder, to smoothly transfer the electricity flowing from the outside to the LED substrate 110. It acts as an intermediary. The LED lamp unit 160 may be used for a different purpose than the conventional fluorescent lamp or LED lamp holder, for this purpose, the lamp holder 161, the lamp base connector 162, the lamp holder bracket 163 and the lamp base 164 ) May be provided.

The lamp holder 161 is mounted to the lower part of the lamp holder bracket 163 to supply and cut off electricity flowing from the outside through an electric wire, and a lamp base connector 162 and a lamp base 164 are mounted therein ( It can be inserted). The lamp holder 161 has a form similar to a conventional lamp holder in terms of function.

The lamp base connector 162 serves as an intermediate medium so that the lamp base 164 is not directly energized by the LED substrate 110 when the lamp base 164 is mounted in the lamp holder 161. To this end, the lamp base connector 162 of the present invention is one end is coupled to any lamp base 164 and electrically connected to the lamp holder 161 through the lamp base 164, the other end is a 'U' It forms a structure electrically connected to the wire drawn out from the LED substrate 110 through the through-hole 121b of the shape.

The arbitrary lamp base 164 may be a lamp base in which any one of E39 base, E26 base, GU24 base, and GU10 base is applied. . Application of such various types of lamp bases 164 has been made possible by employing a special power connection method of the lamp base connector 162 described above.

That is, when the lamp base connector 162 of the present invention has the same polarity as that of the power supply unit of the LED substrate 110, the lamp base connector 162 is inserted into and coupled to the lamp holder 161. Due to the structure not to be inserted into or coupled to the 161, it is possible to employ various types of lamp bases 164.

Finally, the lamp shade 170 of the present invention is disposed in the vicinity of the lower end of both ends of the LED substrate 110 in a state covering the LED chip 111 of the LED substrate 110, preferably near the lower end of both ends It has a structure disposed in the support ribs 180 formed in. The shape of the lampshade 170 should be seen as forming a form in which the upper end is partially cut, unlike the existing shape close to the original. Such lampshade 170 is the same in terms of use compared to the existing lampshade it will be omitted for that.

Heat sink structure

FIG. 2 is a view of the heat sink 120 of FIG. 1 viewed from above according to an embodiment of the present invention.

Referring to FIG. 2, the heat sink 120 according to an embodiment of the present invention includes a heat sink body 121 including a vertical surface 121c having a 'U' shape and a first heat sink 122. The vertical surface 121c of the 'U' shape is provided with a fixing hole 141 at an arbitrary point, and the through hole 121b located at the center of the 'U' shape is provided therein. On the other hand, the first heat sink 122 of the present invention is disposed along the surface of the heat sink body 121 at regular intervals.

The fixing hole 141 is a first fastening means (hereinafter 142 in FIG. 4) introduced from the outside to allow the 'U'-shaped vertical surface 121c is coupled to the lower end of the connecting member 140 of FIG. Refers to the hole to be inserted. This fixing hole is also described in FIG.

Combined structure of heat sink and globe holder by connecting member

3 is a view showing a coupling structure between the heat sink 120 and the connection member 140 according to an embodiment of the present invention from above, and FIG. 4 is an LED lighting device 100 according to an embodiment of the present invention. A portion of the 'A' is enlarged to illustrate a coupling relationship between the heat sink 120, the connection member 140, the connection member 140, and the glove holder 150.

As shown, when first described the fastening form between the heat sink 120 and the connecting member 140 of the present invention, the heat sink 120 of the present invention, the fixing hole 141 in the vertical plane of the 'U' shape ) Is provided, and a fixing hole 141 is also provided at the connection member 140. In this case, when the fixing hole 141 and the fixing hole 141 of the connecting member 140 coincide with the vertical surface of the 'U' shape, the first fastening means 142, for example, a screw, is disposed in the matching fixing hole 141. By inserting the fastening means such as fastening, the fastening between the heat sink 120 and the connection member 140 is completed.

In addition, the connecting member 140 of the present invention may further include a locking jaw 144 on the other side, the locking jaw 144 at this time is the second fastening means penetrating the lower portion of the glove holder 150 ( 143), by supporting the LED lamp for a predetermined time so that the LED lamp is not immediately detached and fall, it can provide an advantage of reducing the safety accident in advance.

At this time, the second fastening means 143 penetrating the lower portion of the glove holder 150 is not caught by the locking jaw 144, the locking jaw 144 in order to prevent the case that the LED lamp is unable to support the sliding It may be arranged sequentially in pieces. As a result, the coupling between the connecting member 140 and the globe holder 150 may be performed through the second fastening means 143 passing through the connecting member 140 and the glove holder 150 and the one or more locking jaws 144. Is done. Due to this fastening, the first space 130 and the second space 131 described above with reference to FIG. 1 exist.

External structure between heat sink and lampshade

5 is a diagram illustrating an external structure in which a heat sink and a lamp shade are coupled according to an embodiment of the present invention.

Referring to FIG. 5, the outer shape of the heat sink 120 according to the present invention has a structure in which a plurality of first heat sinks 122 are regularly spaced apart from the surfaces of the heat sink body 121 and the heat sink body 121 at predetermined intervals. You can check. At this time, it can be seen that there is an outer shape of the ventilation holes 121a formed in the 'U'-shaped vertical surface 121c of the heat sink body 121 between the first heat sink 122. The ventilation holes 121a may be formed between the first heat sinks 122, but in some cases, may be formed only in part. The heat sink 120 forms a structure in close contact with the lamp shade 170.

A plurality of second heat sinks 123 are disposed at regular intervals inside the vertical surface 121c having a 'U' shape, and a through hole 121b formed at the center of the 'U' shape is disposed at the center thereof. can confirm. At this time, the second heat sink 123 is preferably formed lower than the height of the 'U'-shaped vertical surface 121c and the through-hole 121b.

Due to the structure of the heat sink 120, it is to provide an advantage that can effectively release the heat generated from the LED substrate (110).

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the exemplary embodiments or constructions. You can understand that you can do it. The embodiments described above are therefore to be considered in all respects as illustrative and not restrictive.

100: LED lighting device 110: LED substrate portion
111: LED chip 112: LED substrate
120: heat sink 121: heat sink body
122: first heat sink 123: second heat sink
130: first space area 131: second space area
140: connecting member 141: fixing hole
142: first fastening means 143: second fastening means
144: engaging jaw 150: globe holder
160: LED lamp unit 161: lamp holder
162: connector for the lamp base 163: lamp holder bracket
164 lamp base 170 lampshade
180: support rib 121a: ventilation holes
121b: through hole 121c: vertical surface of the 'U' shape
121d: Bottom surface of 'U' shape 121e: Extension structure

Claims (6)

An LED substrate unit 110 for arranging a plurality of lighting LED chips 111 at a lower end to irradiate a light source through the LED chips 111;
It is provided with a 'U' shape including a through-hole (121b) in the vent (121a) and the bottom (121d) for introducing outside air, the bottom (121d) extends in the outward direction, and the bottom (121d) and The heat sink body 121 is disposed so that the extended portion 121e is disposed on the upper portion of the LED substrate 110, and is formed to be uniformly extended by a predetermined distance from the curved outer surface of the heat sink body 121. A heat sink 120 including a first heat sink 122;
The vertical surface 121c having the 'U' shape via the connecting member 140 to have a second space 131 extending from the first space 130 existing on the curved inner surface of the 'U' shape. A glove holder 150 formed near an upper end of the glove holder 150;
After being inserted through the glove holder 150 and disposed in the first space 130 and the second space 131, an arbitrary lamp base 164 and the lamp base 164 may be connected to the LED substrate part ( LED lamp unit 160 to which the connector 162 is mounted so as not to be directly energized by 110; And
A lamp shade 170 covering the LED chip 111 of the LED substrate 110 and disposed near lower ends of both ends of the LED substrate 110;
And a light source for emitting the LED light. The method of claim 1,
The connection member 140,
One end (one side) is coupled to the fixing hole 141 formed in the 'U'-shaped vertical surface 121c by an arbitrary first fastening means 142, and further includes a locking step 144 on the other side ,
The locking jaw 144 is caught by the second fastening means 143 that penetrates the lower part of the glove holder 150 to support the LED lamp for a certain period of time so that the LED lamp is not detached and dropped, thereby reducing safety accidents. The LED lighting device, characterized in that. The method of claim 1,
The heat sink 120 is,
The LED lighting device further comprises a second heat sink (123) formed between the through hole (121b) and the 'U'-shaped vertical surface (121c). The method of claim 1,
The LED lamp unit 160,
Lamp holder bracket 163;
A lamp holder 161 mounted to a lower portion of the lamp holder bracket 163 to supply and block electricity flowing from the outside through an electric wire; And
One end is coupled to the arbitrary lamp base 164 and electrically connected to the lamp holder 161 through the lamp base 164, and the other end is a through hole 121b located at the center of the 'U' shape. A lamp base connector 162 electrically connected to the wire drawn out from the LED substrate unit 110 through;
The LED lighting device comprising a. 5. The method of claim 4,
The arbitrary lamp base 164,
The LED lighting device, characterized in that the lamp base applied to any one of the E39 base, E26 base, GU24 base and GU10 base. The method of claim 1,
The lampshade 170,
The LED lighting device, characterized in that disposed in the vicinity of the lower end of both ends of the LED substrate 110, the support ribs 180 are located at the lower end of both ends of the LED substrate (110).

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