KR101295701B1

KR101295701B1 - A street light

Info

Publication number: KR101295701B1
Application number: KR1020120154697A
Authority: KR
Inventors: 오승호
Original assignee: (주)에스에이치; 유한회사 아이엘에스
Priority date: 2012-12-27
Filing date: 2012-12-27
Publication date: 2013-08-16

Abstract

A street lamp is disclosed. Street light of the present invention, the housing; A light emitting unit provided in the housing and including a printed circuit board and a plurality of light emitting diodes mounted on one surface of the printed circuit board; A plurality of heat sinks provided on the other surface of the printed circuit board so as to correspond to the plurality of light emitting diodes one-to-one; And a non-glare lens provided in the housing to allow light emitted from the plurality of light emitting diodes to pass therethrough and transmitted to the outside. According to the present invention, since a plurality of heat sinks are provided to correspond one-to-one with the light emitting diodes, heat generated during light emission of the light emitting diodes can be removed more quickly, thereby further preventing damage to electrical components caused by heat.

Description

Street light {A STREET LIGHT}

The present invention relates to a street lamp, and more particularly, to quickly discharge the heat generated from the light emitting diode to the outside to minimize the electrical stability is reduced, as well as to block the inflow of external foreign matter, as well as to quickly enter the rainwater It relates to a street lamp to be discharged to the outside.

In general, LED is used as a light source for lighting because of its high efficiency of converting power energy into light energy.

In addition, the scope of application is wider and is currently being actively applied to the backlight module of the LCD.

The lighting apparatus to which the LED is applied includes a circuit board on which the LED is mounted, a heat dissipation unit for dissipating heat generated when the LED is emitted, and a case covering the circuit board and the heat dissipation unit.

In addition, the case is provided with a ventilation grille to discharge the relative high heat formed in the heat radiating portion to the outside when the LED is emitted, and at the same time the outside air flows into the case.

However, when the lighting device is applied to a lighting device installed outdoors, such as a street lamp, a road decoration light, a store advertisement light, and the like, rainwater or the like is introduced into the case through the ventilation grille and shorted to the circuit board. There was a case that occurred.

Therefore, when the lighting device is installed outdoors, the case cannot be provided with a ventilation grille, and the case has a closed state with the outside. However, the heat dissipation unit alone cannot release heat formed inside the case quickly. There was this.

Therefore, when the lighting device is used for a long time, an abnormality such as a short occurs frequently in the internal electronics due to the difficulty of rapid heat dissipation, and thus economical disadvantages inevitably increase the replacement cost of the damaged parts and the operator's management time. Also occurred.

An object of the present invention is to discharge the heat generated from the light emitting diode to the outside quickly to minimize the electrical stability is reduced, as well as to block the inflow of external foreign matter, as well as to quickly discharge to the outside during rainwater inflow To provide.

The solution to the problem of the present invention is not limited to those mentioned above, and other solutions not mentioned can be clearly understood by those skilled in the art from the following description.

The object is achieved by a method of manufacturing a semiconductor device, comprising: A light emitting unit provided in the housing and including a printed circuit board and a plurality of light emitting diodes mounted on one surface of the printed circuit board; A plurality of heat sinks provided on the other surface of the printed circuit board so as to correspond to the plurality of light emitting diodes one-to-one; And a non-glare lens provided in the housing to allow light emitted from the plurality of light emitting diodes to pass therethrough and transmitted to the outside.

The housing includes an upper housing and a lower housing, and the lower housing is provided with an outside air inlet so that outside air can flow into the housing, and the upper housing is introduced into the upper housing to absorb heat formed around the plurality of heat sinks. An outside air outlet may be provided above the outside air inlet so that one outside air can be discharged quickly, and an insect screen may be provided on the inner surface of the outside air outlet to prevent insects and foreign substances from entering the interior of the housing.

A rainwater inlet blocking unit may be provided in a region near the outside air outlet to prevent rainwater from flowing into the housing through the outside air outlet.

The rainwater inflow blocking part may be formed in a grill shape and inclined downward with respect to an outer surface of the housing.

In the housing, a plurality of rainwater discharge holes may be provided to discharge the rainwater when rainwater flows into the housing from the outside air outlet.

The street lamp according to the embodiment of the present invention has the following effects.

First, since a plurality of heat sinks are provided to correspond one-to-one with the light emitting diodes, heat generated when the light emitting diodes emit light may be more quickly removed, thereby further preventing damage to the electronic components due to heat.

Second, due to the insect repellent screen and rainwater inlet blocking unit, not only to block the foreign foreign matter into the housing, but also to prevent the ingress of rainwater can further prevent damage to the electrical components.

The effects of the present invention are not limited to those mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the following description.

1 is a perspective view showing a street lamp according to an embodiment of the present invention.
2 is a side cross-sectional view of a street lamp according to an embodiment of the present invention.
3 is a plan view illustrating a light emitting unit of a street lamp according to an exemplary embodiment of the present invention.
4 is a perspective view of FIG.
5 is a view showing a rainwater inflow blocking unit of the street lamp according to the embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It will be apparent to those skilled in the art that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, It is provided to let you know. Wherein like reference numerals refer to like elements throughout.

1 is a perspective view showing a street lamp according to an embodiment of the present invention, Figure 2 is a side cross-sectional view of a street lamp according to an embodiment of the present invention, Figure 3 is a plan view showing a light emitting unit of the street lamp according to an embodiment of the present invention, Figure 4 is a perspective view of Figure 3, Figure 5 is a view showing a rain water inlet blocking of the street lamp according to an embodiment of the present invention.

1 to 4, the street light according to the preferred embodiment of the present invention is provided in the housing 100 and the housing 100, but the printed circuit board 210 and one surface of the printed circuit board 210 are provided. A light emitting unit 200 including a plurality of light emitting diodes 220 mounted on the plurality of heat sinks, a plurality of heat sinks 300 respectively provided on the other surface of the printed circuit board 210 so as to correspond to the plurality of light emitting diodes 220 one-to-one; And a non-glare lens (not shown) provided in the housing 100 to allow light emitted from the plurality of light emitting diodes 220 to be transmitted to the outside.

First, as shown in FIGS. 1 and 2, the housing 100 has a predetermined internal space or more, and at least one external air inlet 110 and an external air outlet 120 are provided.

Specifically, the housing 100 includes an upper housing 101 and a lower housing 102 that can be coupled to the lower housing 102, and the lower housing 102 has an outside air inlet 110 so that outside air can be introduced into the housing 100. Is provided, the outside air outlet 120 is provided on the upper housing 101 above the outside air inlet 110 so that the outside air that is introduced into the inside to absorb heat formed around the plurality of heat sinks 300 can be quickly discharged. do.

On the other hand, the high temperature air tends to move upward than the low temperature air, and in this embodiment, since the outside air outlet 120 is provided above the outside air inlet 110, the outside air formed around the heat sink 300 is outside air. It is discharged more quickly to the discharge port 120 can eventually shorten the time that high heat is formed in the housing 100 to further prevent damage to the electrical equipment.

In this embodiment, heat generated from the light emitting diodes 220 is dissipated to the outside through the heat sink 300, in particular, air introduced into the housing 100 through the outside air inlet 110 is surrounded by the heat sink 300. By discharging the heat formed in the outdoor air outlet 120 more quickly, eventually high heat inside the housing 100 can be removed quickly to improve the electrical stability and durability.

Meanwhile, the rainwater discharge hole 130 is provided at the bottom of the housing 100, which will be described later.

In this embodiment, as shown in FIG. 5, the insect screen 500 is provided at the outside air outlet 120 to prevent insects and foreign substances from entering the housing 100. In the drawing, the case where the insect screen 500 is provided on the inner surface of the housing 100 is shown, but is not limited to this may be provided on the outer surface of the housing 100, of course. In this embodiment, the screen 500 prevents the inflow of foreign matters, thereby maintaining the electrical stability of the printed circuit board 210 to prevent the durability is reduced, the housing 100 in accordance with the inflow of foreign matters The contamination inside can be minimized. In addition, since the insect screen 500 is provided on the inner surface of the housing 100, a large portion of the insect screen 500 is not exposed from the outside, the aesthetic effect is increased.

In addition, it is made of a mesh material having a mesh size of less than or equal to the predetermined screen of the insect screen 500, in this case, the rain sinks from the outside heat sink 300 and the printed circuit board 210 disposed in the central region of the housing 100 Do not reach to the side. That is, the rainwater is provided along the inner surface of the housing 100, in particular the upper housing 101 by providing sufficient resistance when the rainwater flows into the housing, and eventually moves along the rainwater drainage path to be described later and discharged to the outside through the rainwater discharge hole. Done.

1 and 5, a rainwater inflow blocking unit 600 is provided in a neighborhood area where the outside air outlet 120 is provided to prevent rainwater from flowing into the housing 100 through the outside air outlet 120. do.

The rainwater inlet blocking unit 600 is provided with a space spaced apart from each other to form a substantially grille shape, and is inclined with respect to the outer surface of the housing 100, specifically, as inclined downward as shown in FIG. 5 to prevent rainwater from inflowing. can do.

On the contrary, although not shown in the drawings, the rainwater inflow blocking part 600 may have a bent cross-sectional shape having a '-' shape, and the bent side may be arranged to cover the upper side of the outside air outlet 120. As a result, rainwater can be blocked. As such, by minimizing the inflow of rainwater it is possible to improve the electrical stability of the electrical component provided in the housing 100, specifically, it is possible to prevent the electrical short phenomenon occurs by the moisture as much as possible.

As illustrated in FIGS. 2 and 4, a plurality of rainwater discharge holes 130 are provided in the housing 100 to quickly discharge rainwater when rainwater flows into the housing 100 from the outside air outlet 120. do. The rainwater discharge hole 130 is preferably provided in the lower region of the outside air outlet 120.

On the other hand, in contrast, a plurality of rainwater discharge holes may be provided in front of the housing 100, the rainwater discharge guide portion (not shown) for discharging the rainwater, rainwater discharge holes (left and right sides of the printed circuit board 210) It may be provided in a channel or concave groove shape toward the 130. In addition, the bottom surface of the rainwater discharge guide unit (not shown) is provided to be inclined downward toward the rainwater discharge hole. Therefore, the rainwater introduced through the outdoor air outlet 120 is moved to the rainwater discharge hole 130 along the inclined bottom surface of the rainwater discharge induction part (not shown), and can be discharged to the outside of the housing 100.

That is, this embodiment, by the rainwater discharge induction portion (not shown) having a sloped bottom surface can be induced more quickly to the outside discharge of rainwater to prevent the fall of the electrical stability as much as possible.

Meanwhile, the rainwater discharge hole 130 may provide an outdoor air inflow passage similarly to the outdoor air inlet 110, and in this embodiment, as illustrated in FIG. 4, a stepped portion (FIG. 4) formed in the central region of the lower housing 210. A rainwater drainage channel is formed between the edge protrusion plate (not shown) protruding from the edge of the lower housing 210 and the lower housing 210.

That is, the rainwater introduced into the housing may move along the rainwater drainage path and discharge to the outside through the rainwater discharge hole 130 and the outside air inlet 110.

In addition, the present embodiment is provided such that the plurality of heat sinks 300 correspond one-to-one to the plurality of light emitting diodes 220. Accordingly, the heat generated when the light emitting diodes 220 emit light is more efficiently conducted to the heat sink 300 to correspond to the heat sink 300, and can be discharged to the outside, thereby preventing damage to the internal electronics due to heat. The deterioration of the efficiency of the electrical component can be reduced.

In addition, the present embodiment is provided with a non-glare lens so as to cover the plurality of light emitting diodes 220, there is an advantage that can prevent the glare of the user as much as possible.

In other words, the anti-reflective lens is provided in the housing 100 to transmit the light emitted from the plurality of light emitting diodes 220 to be transmitted to the outside, thereby minimizing glare by preventing the light reflection.

In this embodiment, the anti-reflective lens (not shown) may be coupled to the lower housing 102 so as to cover the light emitting diode after forming a through hole in the central region of the lower housing 102 shown in FIG. 4.

Although the present invention has been described with reference to the accompanying drawings and the preferred embodiments described above, the present invention is not limited thereto but is limited by the following claims. Accordingly, those skilled in the art will appreciate that various modifications and changes may be made thereto without departing from the spirit of the following claims.

100 housing 200 light emitting part
300: heatsink 500: insect screen
600: rainwater inlet blocking unit

Claims

housing;
A light emitting unit provided in the housing and including a printed circuit board and a plurality of light emitting diodes mounted on one surface of the printed circuit board;
A plurality of heat sinks provided on the other surface of the printed circuit board so as to correspond to the plurality of light emitting diodes one-to-one; And
A non-glare lens provided in the housing to allow light emitted from the plurality of light emitting diodes to pass therethrough and transmitted to the outside;
The housing includes an upper housing and a lower housing,
The lower housing is provided with an outside air inlet to allow outside air to enter the inside of the housing, and the upper housing is provided in the upper housing so that outside air absorbing heat formed around the plurality of heat sinks can be quickly discharged. The outside air outlet is provided on the upper side,
Street light is provided on the inner surface of the outside air outlet to prevent insects and foreign matter from entering the interior of the housing.

delete

The method of claim 1,
Street light provided with a rain water inlet blocking unit is provided in the vicinity of the outside air outlet is provided to prevent rain water from flowing into the housing through the outside air outlet.

The method of claim 3,
The rainwater inlet blocking unit, the street light is formed in a grill shape is provided to be inclined downward with respect to the outer surface of the housing.

The method of claim 1,
The housing, the street light is provided with a plurality of rain water discharge holes to discharge the rain water when the rain water flows into the housing from the outside air outlet.