KR101638027B1 - LED Lighting Modules and LED luminaire - Google Patents
LED Lighting Modules and LED luminaire Download PDFInfo
- Publication number
- KR101638027B1 KR101638027B1 KR1020150083928A KR20150083928A KR101638027B1 KR 101638027 B1 KR101638027 B1 KR 101638027B1 KR 1020150083928 A KR1020150083928 A KR 1020150083928A KR 20150083928 A KR20150083928 A KR 20150083928A KR 101638027 B1 KR101638027 B1 KR 101638027B1
- Authority
- KR
- South Korea
- Prior art keywords
- base plate
- metal
- plastic
- heat dissipation
- heat sink
- Prior art date
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 72
- 229910052751 metal Inorganic materials 0.000 claims description 75
- 239000002184 metal Substances 0.000 claims description 75
- 229920003023 plastic Polymers 0.000 claims description 64
- 239000004033 plastic Substances 0.000 claims description 64
- 239000000758 substrate Substances 0.000 claims description 28
- 238000005491 wire drawing Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 6
- 230000005855 radiation Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- F21K9/30—
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V27/00—Cable-stowing arrangements structurally associated with lighting devices, e.g. reels
- F21V27/02—Cable inlets
-
- 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
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F21Y2101/02—
-
- Y02B20/34—
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)
Abstract
The present invention relates to a heat exchanger for connecting a long heat radiating fin extending over a long axis of a long hole formed in a base plate and a short heat radiating fin extending along a short axis of the long hole to a large number of radiating fins to maximize heat dissipation while minimizing noise, And more particularly, to an LED lighting module and an LED lighting device using the LED lighting module, which further form a heat dissipation space in which the fastening brackets contact each other when arranged in parallel.
Description
The present invention relates to a heat exchanger for connecting a long heat radiating fin extending over a long axis of a long hole formed in a base plate and a short heat radiating fin extending along a short axis of the long hole to a large number of radiating fins to maximize heat dissipation while minimizing noise, And more particularly, to an LED lighting module and an LED lighting device using the LED lighting module, which further form a heat dissipation space in which the fastening brackets contact each other when arranged in parallel.
As a conventional LED light module, for example, a technology disclosed in a patent document (Korean Patent No. 10-1406515) has been proposed.
11 to 13, a conventional
The module
In addition, the
It is preferable that a
However, the conventional LED light module has the following problems.
Since the
This noise can be uncomfortable to the driver because it comes from an enormous number of tunnel luminaires.
Since the heat
Further, the
Further, since the power supply line is pulled out from the
Further, since the
Meanwhile, when the
It is an object of the present invention to provide an LED lighting module and an LED lighting device using the LED lighting module, which are improved in heat dissipation performance while minimizing the weight.
According to a first aspect of the present invention, there is provided an LED lighting module comprising: a base plate; a heat sink including a plurality of heat dissipation fins protruding from an upper surface of the base plate; An LED lighting module comprising an LED substrate, the LED lighting module comprising: a plurality of short heat radiating fins protruding from a short axis of the elongated hole; And the short heat radiating fins are respectively connected to the front and rear heat radiating fins.
In the LED lighting module according to the second aspect of the present invention, a long-axis radiating fin is further formed so as to protrude from a long axis of the elongated hole of the base plate so as to be connected to each of the uniaxial radiating fins.
In the LED light module according to claim 3 of the present invention, the heat sink is formed of a heat sink for metal and a heat sink for plastic injection molded with the heat sink for metal inserted therein, And a plurality of metal fins protruding from the upper surface of the base plate for metal, wherein the heat sink for plastic includes a base plate for plastic in which the base plate for metal is embedded, A plurality of plastic heat dissipation pads formed around the plurality of plastic heat dissipation pins; a long heat dissipation fin for plastic protruding from the long axis of the elongated hole; Wherein the heat radiating fins and the plurality of heat radiating pads for plastic are connected to the short axis of the elongated hole It comprises a plurality of speed-radiating fin group.
In the LED lighting module according to claim 4 of the present invention, it is preferable that an insert is injected with a nut to which the LED substrate is fastened to the base plate for metal.
In the LED lighting module according to claim 5 of the present invention, a wire drawing hole is formed at one side of the base plate to draw out the electric wire of the LED substrate, and the height of the long axis heat dissipation fin and the short heat dissipation fin is lower than the height of the plurality of heat dissipation fins .
According to a sixth aspect of the present invention, there is provided an LED lighting apparatus comprising a base plate, a heat sink including a plurality of heat dissipating fins protruding from the upper surface of the base plate, and an LED substrate mounted on a lower surface of the base plate, ; A plurality of short heat-dissipating fins protruding from a short axis of the elongated hole, and a plurality of short heat-radiating fins protruding from a short axis of the elongated hole, Wherein the plurality of radiating fins are arranged in the front and back around the long axis of the elongated hole and each of the single radiating fins is connected to each of the front and rear radiating fins When the LED modules are arranged in series or in parallel, a heat dissipation space is formed inside the fixing brackets.
In the LED lighting apparatus according to the seventh aspect of the present invention, a long-axis radiating fin protruding from a long axis of the elongated hole of the base plate is further formed to be connected to each of the single radiating fins.
In the LED lighting apparatus according to claim 8 of the present invention, the heat sink is formed of a heat sink for metal and a heat sink for plastic injection molded with the heat sink for metal inserted, wherein the heat sink for metal A plurality of metal pins protruding from the upper surface of the base plate for metal and a metal bracket formed on the edge of the base plate for metal, A base plate for a plastic in which a metal base plate is embedded; a plurality of pins for plastic in which the pins for the plurality of metal are embedded; a plurality of heat dissipation pads for plastic formed around the plurality of pins for plastic; Wherein the long-axis heat dissipation fin for plastic and the long heat dissipation fin for plastic are formed so as to protrude from the long axis, A plurality of uniaxial radiating fins for plastic to which a heat dissipation pad for plastic is hung against a short axis of the elongated hole and a fastening bracket for plastic in which the fastening bracket for metal is embedded.
In the LED lighting apparatus according to claim 9 of the present invention, it is preferable that an insert is injected into the metal base plate with a nut to which the LED substrate is fastened.
In the LED lighting apparatus according to claim 10 of the present invention, a wire drawing hole is formed at one side of the base plate to draw the wire of the LED substrate, and the height of the long axis heat dissipation fin and the short heat dissipation fin is lower than the height of the plurality of heat dissipation fins .
The present invention has the following effects.
Each of the unipolar radiating fins formed on the base plate at a plurality of predetermined intervals and the radiating fins are connected to each other so that the air flowing through the slot collides against the uniaxial radiating fins and is cooled to be conducted to the uniaxial radiating fins through the plurality of radiating fins The heat dissipation performance of the heat dissipating fins can be improved by cooling the plurality of heat dissipating fins by a large number of heat dissipating fins. Can be further improved.
Especially, by arranging the long axial radiating fins on the long holes and connecting the short radiating fins with the large number of radiating fins, the air flowing through the long holes collides with the long radiating fins to cool the heat, and the heat conducted to the short radiating fins through the plural radiating fins is cooled rapidly, It also provides great heat dissipation performance through the plate.
In addition, since the length of the long-axis heat radiating plate and the short axis radiating fin of the long hole are formed to be lower than the height of the large number of radiating fins, when the electric wire drawn to the wire draw- ing ball is long, it is possible to provide the same space as the receiving groove that can be laid long on the long heat radiating plate and the short heat sink. The wires are neatly arranged.
In addition, a heat sink for a metal such as aluminum or copper having a good thermal conductivity is injection-molded into a plastic with an insert, so that it is easy to mold and a desired heat radiation performance can be obtained while reducing the weight remarkably.
Further, by providing a long hole, a long heat dissipation fin for plastic and a large number of short heat dissipation fins while insert-molding a metal heat sink substantially similar to the external shape of the heat sink, the heat dissipation performance can be remarkably improved while being thinner.
On the other hand, when a nut is provided in the heat sink for metal and insert injection molding is performed, it is easy to fasten the LED substrate without forming the fastening female screw on the thin base plate.
On the other hand, since the fastening bracket protruding outwardly at the corner of the base plate is formed, when the fastening bracket of one LED lighting module and the fastening bracket of another LED lighting module come into contact with each other when fastened to the luminaire body, Thereby further improving the overall heat radiation performance.
1 and 2 are perspective views of an LED lighting module according to a preferred embodiment of the present invention, as viewed from a bottom surface and an upper surface;
FIG. 3 is a bottom perspective view showing the LED substrate and the heat sink separated from each other in FIG. 1; FIG.
Figs. 4 and 5 are a plan view and a side view of Fig. 1;
6 is a sectional view taken along line 6-6 of Fig.
7 is a bottom perspective view showing a heat sink for insert metal;
8 is a front sectional view for explaining a layout in which an electric wire is laid.
9 and 10 are a perspective view and a bottom view, in which a plurality of LED illumination modules are arranged.
11 is a perspective view schematically showing a conventional LED lighting module.
12 is a sectional front view of the use state of Fig. 11; Fig.
FIG. 13 is a bottom perspective view of a used state in which a conventional LED lighting module is used in a streetlight; FIG.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, wherein like reference numerals are used to designate like elements to those of the prior art and detailed description thereof is omitted.
3 is a bottom perspective view showing the LED substrate and the heat sink separated from each other in FIG. 1, and FIGS. 4 and 5 are cross-sectional views of the LED light module according to the preferred embodiment of the present invention. Fig. 6 is a cross-sectional view taken along the line 6-6 in Fig. 4, Fig. 7 is a bottom perspective view showing a heat sink for insert metal, and Fig. 8 is a cross- And Figs. 9 and 10 are a perspective view and a bottom view, respectively, in which a plurality of LED lighting modules are arranged.
1 to 3, the
The
The
At the center of the
Since the
The plurality of radiating
4, a long-
That is, the long axis
The long
The lower surface of the uniaxial
The long axis
That is, each of the
The long axis
The plurality of uniaxial radiating
A wire lead-out
The
5, 6, and 8, the upper surface heights of the long axis
The length of the electric wire C depending on the illumination is different. When the electric wire C is long, the electric wire C can be attracted to the opposite side while being placed on the upper surface of the long axis
A
Particularly, each of the
(Not shown) of the
6, the
The
The
In addition, the
In addition, a plurality of cantilever pins are formed on the front and rear edges of the
The pins of the cantilever type have a plurality of metal
The
A
A
The
As shown in FIG. 7, it is preferable that inserts are injected with a
The
Since the
The
That is, the
The base plate for
The plurality of heat dissipation fins for
Many of the
A plurality of
As described above, since the long-axis
The
A
The
At this time, when the
That is, when the
The
The
When the
It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents. It goes without saying that such changes are within the scope of the claims.
100: LED lighting module 300: heat sink
310: Base plate 313: Wire drawing-out ball
320: Slot 320a: Slot for metal
330: radiating
310a: base plate for
300b: heat sink for
330b: heat sinking pin for
333b: heat sink pad for plastic 350: long heat radiating fin
370: Short
370: Shortened radiating
380: nut 390: fastening bracket
390a: fastening bracket for
400A, 400B: a heat radiation space 500: an LED substrate
Claims (10)
An elongated hole formed at the center of the base plate to penetrate along the longitudinal direction,
And a plurality of uniaxial radiating fins protruding from the short axis of the slot,
Wherein the plurality of radiating fins are arranged in front and rear with respect to a long axis of the elongated hole, the radiating fins of each of the front and rear radiating fins are formed at predetermined intervals along the longitudinal direction of the elongated hole,
Each of the uniaxial radiating fins is connected to each of the front and rear radiating fins,
And a long heat radiating fin protruding from a long axis of the elongated hole of the base plate so as to be connected to each of the single short heat radiating fins,
The lower surface of the uniaxial radiating fin is positioned higher than the upper surface of the elongated hole so that a space 371 is formed between the lower surface of the uniaxial radiating fin and the upper surface of the elongated hole Wherein the light emitting module is a light emitting module.
Wherein the heat sink is made of a metal heat sink and a heat sink for plastic injection molded with the metal heat sink inserted,
Wherein the heat sink for metal comprises a base plate for metal and a plurality of pins for metal protruding from the upper surface of the base plate for metal,
The heat sink for plastic includes a base plate for plastic in which the base plate for a metal is embedded, a plurality of pins for plastic in which the pins for the plurality of metal are embedded, and a plurality of plastics A plurality of long heat dissipation fins for plastic and a plurality of heat dissipation pads for plastic are connected to a short axis of the elongated hole, LED light module consisting of shortened heat dissipating fins.
And an insert is further inserted into the base plate for metal with a nut to which the LED substrate is fastened.
A wire drawing hole through which a wire of the LED substrate is drawn is formed on one side of the base plate,
And the height of the long axis heat dissipation fin and the short heat dissipation fin is lower than the height of the plurality of heat dissipation fins.
And a plurality of LED lighting modules,
A slot formed at the center of the base plate so as to penetrate along the longitudinal direction,
A plurality of uniaxial radiating fins protruding from the short axis of the elongated hole,
Further comprising a fastening bracket projecting outwardly from an edge of the base plate and fastened to the lamp body,
Wherein the plurality of radiating fins are arranged in front and rear with respect to a long axis of the elongated hole, the radiating fins of each of the front and rear radiating fins are formed at predetermined intervals along the longitudinal direction of the elongated hole,
Each of the uniaxial radiating fins is connected to each of the front and rear radiating fins,
When the LED lighting modules are arranged in series or in parallel, a heat dissipation space is formed inside the fixing brackets,
And a long heat radiating fin protruding from a long axis of the elongated hole of the base plate so as to be connected to each of the uniaxial radiating fins,
The lower surface of the uniaxial radiating fin is positioned higher than the upper surface of the elongated hole so that a space 371 is formed between the lower surface of the uniaxial radiating fin and the upper surface of the elongated hole Wherein the light source is a light source.
Wherein the heat sink is made of a metal heat sink and a heat sink for plastic injection molded with the metal heat sink inserted,
Wherein the heat sink for metal comprises a base plate for metal having a long hole, a plurality of pins for metal protruding from the upper surface of the base plate for metal, and a fastening bracket for metal formed at an edge of the base plate for metal ,
Wherein the heat sink for plastic comprises a base plate for a plastic in which the base plate for a metal is embedded, a plurality of pins for plastic in which the pins for the plurality of metal are embedded, and a plurality of plastics A plurality of long heat dissipation fins for plastic and a plurality of heat dissipation pads for plastic are connected to a short axis of the elongated hole, And a plastic fastening bracket in which the fastening bracket for a metal is embedded.
And an insert is further injected into the base plate for metal with a nut to which the LED substrate is fastened.
A wire drawing hole through which a wire of the LED substrate is drawn is formed on one side of the base plate,
And the height of the long axis heat dissipation fin and the short heat dissipation fin is lower than the height of the plurality of heat dissipation fins.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150083928A KR101638027B1 (en) | 2015-06-15 | 2015-06-15 | LED Lighting Modules and LED luminaire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150083928A KR101638027B1 (en) | 2015-06-15 | 2015-06-15 | LED Lighting Modules and LED luminaire |
Publications (1)
Publication Number | Publication Date |
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KR101638027B1 true KR101638027B1 (en) | 2016-07-12 |
Family
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Family Applications (1)
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KR1020150083928A KR101638027B1 (en) | 2015-06-15 | 2015-06-15 | LED Lighting Modules and LED luminaire |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101774965B1 (en) * | 2016-08-30 | 2017-09-05 | 홍석기 | Thermal radiation heat body for LED module |
KR101799732B1 (en) * | 2017-05-11 | 2017-11-20 | 임정희 | Air cooled heat radiation block for the led |
KR20190128366A (en) * | 2018-05-08 | 2019-11-18 | 이호창 | Street light fixture with heat sink with improved thermal conductivity |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101310365B1 (en) * | 2012-03-16 | 2013-09-23 | 주식회사 포스코엘이디 | Light emitting module and illuminating apparatus comprising the same |
KR20140030609A (en) * | 2012-09-03 | 2014-03-12 | 주식회사 포스코엘이디 | Led illumination apparatus |
KR101406515B1 (en) | 2014-04-01 | 2014-06-27 | 안철정 | LED Lighting Modules |
KR20140103665A (en) * | 2013-02-19 | 2014-08-27 | 주식회사 연우라이팅 | Heat sink |
KR101472403B1 (en) * | 2013-11-20 | 2014-12-24 | 엘지전자 주식회사 | Lighting device module |
-
2015
- 2015-06-15 KR KR1020150083928A patent/KR101638027B1/en active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101310365B1 (en) * | 2012-03-16 | 2013-09-23 | 주식회사 포스코엘이디 | Light emitting module and illuminating apparatus comprising the same |
KR20140030609A (en) * | 2012-09-03 | 2014-03-12 | 주식회사 포스코엘이디 | Led illumination apparatus |
KR20140103665A (en) * | 2013-02-19 | 2014-08-27 | 주식회사 연우라이팅 | Heat sink |
KR101472403B1 (en) * | 2013-11-20 | 2014-12-24 | 엘지전자 주식회사 | Lighting device module |
KR101406515B1 (en) | 2014-04-01 | 2014-06-27 | 안철정 | LED Lighting Modules |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101774965B1 (en) * | 2016-08-30 | 2017-09-05 | 홍석기 | Thermal radiation heat body for LED module |
KR101799732B1 (en) * | 2017-05-11 | 2017-11-20 | 임정희 | Air cooled heat radiation block for the led |
KR20190128366A (en) * | 2018-05-08 | 2019-11-18 | 이호창 | Street light fixture with heat sink with improved thermal conductivity |
KR102063612B1 (en) | 2018-05-08 | 2020-02-11 | 이호창 | Street light fixture with heat sink with improved thermal conductivity |
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