KR101560667B1 - LED Lighting Apparatus - Google Patents
LED Lighting Apparatus Download PDFInfo
- Publication number
- KR101560667B1 KR101560667B1 KR1020150079481A KR20150079481A KR101560667B1 KR 101560667 B1 KR101560667 B1 KR 101560667B1 KR 1020150079481 A KR1020150079481 A KR 1020150079481A KR 20150079481 A KR20150079481 A KR 20150079481A KR 101560667 B1 KR101560667 B1 KR 101560667B1
- Authority
- KR
- South Korea
- Prior art keywords
- cooling pipe
- led
- unit
- lower housing
- upper housing
- Prior art date
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/101—Outdoor lighting of tunnels or the like, e.g. under bridges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
Abstract
Description
The present invention relates to an LED lighting device, and more particularly, to an LED lighting device installed in a structure such as a tunnel.
A light fixture is a mechanism that fixes or protects a light source by reflecting, refracting, or transmitting light from the light source.
The light sources of the lighting apparatus include incandescent lamps and fluorescent lamps used indoors, and halogen lamps used in outdoor such as parks, street lamps, and road lighting apparatuses.
On the other hand, LED (Lighting Emitting Diode) is a semiconductor that emits light. It has low power consumption (1/6 of incandescent lamp), long life (8 times of incandescent lamp) and environment- Light source, interior light, street light, illumination light, automobile, and so on.
The LED illumination device is also used as a lighting device for illuminating the inside of a structure or the vicinity of a structure by lighting the interior of the tunnel.
It is an object of the present invention to provide an LED lighting device which recognizes the above trend and is installed in a structure such as a tunnel and illuminates the LED using a LED.
The present invention has been made in order to achieve the above-mentioned object of the present invention. The present invention provides a liquid crystal display device including an
The
The
The
The plate members may be installed in pairs so as to face each other with respect to the longitudinal direction of the
The
The LED lighting apparatus according to the present invention is characterized in that when an LED lighting apparatus is installed in a structure such as a tunnel in which foreign matter such as dust is scattered much, an inner space is formed by the upper housing and the lower housing, The installation of the module has an advantage that the lifetime of the LED lighting module can be improved by preventing foreign matter from entering the vicinity of the structure such as a tunnel.
The LED lighting apparatus according to the present invention includes at least one cooling pipe passing through an inner space defined by an upper housing and a lower housing, and an LED lighting module installed in an enclosed inner space by an air flow through a cooling tube There is an advantage that the generated heat is discharged to the outside and the service life of the LED illumination module is improved.
Further, in the LED lighting apparatus according to the present invention, heat transfer from the heat dissipating unit to the cooling duct is efficiently performed by the heat transfer member provided in contact with the heat dissipating unit and the cooling pipe, thereby maximizing the heat radiation effect of the heat dissipating unit.
Specifically, the heat generated in the LED device is transmitted to the heat dissipation unit, and the heat transmitted to the heat dissipation unit is transmitted to the cooling pipe by the heat transfer member, thereby maximizing the heat dissipation effect.
1 is a longitudinal sectional view showing an example in which an LED illumination device according to the present invention is installed.
2 is a cross-sectional view showing an example in which an LED illumination device according to the present invention is installed.
3 is a plan view showing an LED lighting device according to a first embodiment of the present invention installed in the tunnel of FIG.
4 is a side view of the LED illumination device of Fig.
5 is a side cross-sectional view in the V-V direction in the LED illumination device of Fig.
6 is a cross-sectional view in the VI-VI direction in FIG.
Fig. 7A is an enlarged cross-sectional view of the portion A in Fig. 5 enlarged.
Fig. 7B is an enlarged cross-sectional view of the portion B in Fig. 5 enlarged.
Fig. 7C is an enlarged cross-sectional view of the portion C in Fig. 6 enlarged.
8 is an exploded perspective view showing an LED illumination device according to a first embodiment of the present invention installed in the tunnel of FIG.
Fig. 9 is a side cross-sectional view in the IX-IX direction in the LED illumination device of Fig. 8; Fig.
10 is a side cross-sectional view showing a modification of the heat transfer member of Fig.
Hereinafter, an LED illumination device according to the present invention will be described with reference to the accompanying drawings.
1 to 7C, the LED illumination device according to the first embodiment of the present invention includes an
The
Specifically, the
The
The type, the number of the
The
The
For example, the
The
For example, the
In addition, the
The
The
Particularly, the
Meanwhile, the
The
The
The
The
For example, the
Meanwhile, the
The
The
In addition, the
The
A
The
The
Meanwhile, the
The
7B, the
The
7A, the
For example, the
Meanwhile, the inner space formed by the
7A and 7B, the
An O-
In order to absorb the elastic deformation of the O-
The
The
Specifically, the
Here, the inner space is in a state in which the heat emitted from the
Particularly, the
Specifically, the
At least one of the
Meanwhile, a power supply unit is installed in the inner space formed by the coupling of the
Therefore, it is necessary that the
As shown in FIG. 7C, a
An O-
When the
Further, the
At this time, a sealing member such as an O-ring is installed between the
As another method for fixing the
Meanwhile, a plurality of protrusions or ribs may be formed on the inner circumferential surface and the outer circumferential surface of the
Also, the
Further, although the
At this time, if the
On the other hand, in the LED lighting device, it is most important to dissipate the heat generated from the LED device, and the heat is efficiently dissipated from the
Accordingly, the LED illumination device according to the present invention may further include a heat transfer member for transferring heat from the
Hereinafter, an LED illumination device according to a second embodiment of the present invention will be described with reference to the accompanying drawings.
8 to 10, in addition to the configuration of the LED lighting apparatus according to the first embodiment, the LED lighting apparatus according to the second embodiment of the present invention further includes a
The
For example, the
Here, the
For example, the
The through hole of the
The
The
The
The
8 and 9, the plate-shaped member may have a first surface formed on one end and in surface contact with the bottom surface of the heat-radiating
The first surface contact part may be formed at one end of the plate-shaped member and formed at one end and may be variously formed as a surface-contacting part of the bottom surface of the heat-
The second surface contact portion may be formed as a portion formed at the other end and formed to have a curvature corresponding to the outer diameter so as to be in surface contact with the outer circumferential surface of the
On the other hand, the plate members may be installed in pairs so as to face each other with respect to the longitudinal direction of the
At this time, the pair of plate members may be integrally formed or may be formed of separate members as shown in Figs. 8 and 9.
Meanwhile, the
As a specific example of the
Here, the insertion portion is formed to have a curvature corresponding to the outer diameter so as to be in surface contact with the outer peripheral surface of the
Wherein the upper housing (200), the lower housing (100), and the cooling tube (400) are coated with a carbon material.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It is to be understood that both the technical idea and the technical spirit of the invention are included in the scope of the present invention.
100: lower housing 200: upper housing
300: LED illumination part 310: LED element
320: LED substrate 330:
340: heat exchange member 400: cooling pipe
Claims (6)
A lower housing (100) fixed to the structure (2);
An opening 210 is formed in such a manner that the plurality of LED elements 310 are directed to the outside and the LED illumination unit 300 is fixedly coupled to the lower housing 100. The LED lighting unit 300 is hinged to the lower housing 100, An upper housing (200) forming an inner space formed by the upper housing (200);
The inner space is formed to penetrate through at least one of the lower housing 100 and the upper housing 200 and to allow external air to flow from one end to the other end, One or more straight tube cooling tubes (400) for cooling the tubes
And at least one heat transfer member (350) installed to be in surface contact with the cooling pipe (400) and the heat dissipating unit (330) for transferring heat from the tentative heat dissipating unit (330) to the cooling pipe (400)
A cover member 340 covering the opening 210 is formed on the LED illumination unit 300 so as to protect the plurality of LED elements 310 while allowing the light generated from the plurality of LED elements 310 to pass therethrough. And the upper housing (200)
The upper housing 200 and the lower housing 100 are rectangular in plan view,
The cooling pipe 400 is disposed parallel to one side of the rectangle,
At least one of the upper housing 200 and the lower housing 100 corresponds to the cooling pipe 400 and includes a pair of mounting holes (190)
The cooling pipe 400 has a hub 410 at both ends thereof with an enlarged outer diameter,
The hub unit 410 is formed by inserting the cooling pipe 400 into the pair of installation holes 190 and applying pressure at both ends thereof,
An O-ring 540 for sealing the inner space is installed between the hub 410 and the outer surface of either the upper housing 200 or the lower housing 100,
Wherein an inner circumferential surface and an outer circumferential surface of the cooling tube (400) are formed with a plurality of protrusions or ribs for enhancing a heat exchange effect.
The heat transfer member (350)
And an inserting portion into which at least a part of the cooling pipe (400) is inserted is formed at the other end thereof in a surface contact with the heat dissipating portion (330).
Wherein the heat transfer member (350) is fixedly coupled to at least one of the heat dissipating unit (330) and the cooling pipe (400).
The heat transfer member 350 is formed of a plate-
The plate-
A first surface contact portion which is in surface contact with the bottom surface of the heat dissipating portion 330,
A second surface contact portion formed to have a curvature corresponding to the outer diameter so as to be in surface contact with the outer circumferential surface of the cooling pipe 400,
And a connection portion connecting the first surface contact portion and the second surface contact portion.
Wherein the plate members are provided in a pair so as to face each other with respect to a longitudinal direction of the cooling pipe (400).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150016992 | 2015-02-03 | ||
KR1020150016992 | 2015-02-03 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150121252A Division KR20160095595A (en) | 2015-02-03 | 2015-08-27 | LED Lighting Apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
KR101560667B1 true KR101560667B1 (en) | 2015-10-15 |
Family
ID=54357099
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150079481A KR101560667B1 (en) | 2015-02-03 | 2015-06-04 | LED Lighting Apparatus |
KR1020150120414A KR101565973B1 (en) | 2015-02-03 | 2015-08-26 | LED Lighting Apparatus |
KR1020150121252A KR20160095595A (en) | 2015-02-03 | 2015-08-27 | LED Lighting Apparatus |
KR1020150121260A KR20160095596A (en) | 2015-02-03 | 2015-08-27 | LED Lighting Apparatus |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150120414A KR101565973B1 (en) | 2015-02-03 | 2015-08-26 | LED Lighting Apparatus |
KR1020150121252A KR20160095595A (en) | 2015-02-03 | 2015-08-27 | LED Lighting Apparatus |
KR1020150121260A KR20160095596A (en) | 2015-02-03 | 2015-08-27 | LED Lighting Apparatus |
Country Status (1)
Country | Link |
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KR (4) | KR101560667B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102088621B1 (en) * | 2018-03-23 | 2020-03-12 | 유명현 | Smart streetlight device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100955869B1 (en) | 2009-10-21 | 2010-05-04 | 한국에너컴주식회사 | Led lamp |
JP2011009210A (en) | 2009-06-26 | 2011-01-13 | Foxsemicon Integrated Technology Inc | Illumination device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101325538B1 (en) | 2013-01-17 | 2013-11-07 | (주)효선전기 | Led tunnel lighting |
-
2015
- 2015-06-04 KR KR1020150079481A patent/KR101560667B1/en active IP Right Grant
- 2015-08-26 KR KR1020150120414A patent/KR101565973B1/en active IP Right Grant
- 2015-08-27 KR KR1020150121252A patent/KR20160095595A/en active Application Filing
- 2015-08-27 KR KR1020150121260A patent/KR20160095596A/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011009210A (en) | 2009-06-26 | 2011-01-13 | Foxsemicon Integrated Technology Inc | Illumination device |
KR100955869B1 (en) | 2009-10-21 | 2010-05-04 | 한국에너컴주식회사 | Led lamp |
Also Published As
Publication number | Publication date |
---|---|
KR20160095595A (en) | 2016-08-11 |
KR101565973B1 (en) | 2015-11-05 |
KR20160095596A (en) | 2016-08-11 |
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Payment date: 20191008 Year of fee payment: 5 |