CN203453859U - Air-cooling heat dissipation type high-power LED device - Google Patents
Air-cooling heat dissipation type high-power LED device Download PDFInfo
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- CN203453859U CN203453859U CN201320540818.3U CN201320540818U CN203453859U CN 203453859 U CN203453859 U CN 203453859U CN 201320540818 U CN201320540818 U CN 201320540818U CN 203453859 U CN203453859 U CN 203453859U
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Abstract
The utility model belongs to the field of illumination equipment, and particularly relates to an air-cooling heat dissipation type high-power LED device. The air-cooling heat dissipation type high-power LED device comprises an LED array, a metal heat transfer piece is arranged on the lower portion of the LED array, the lower surface of the metal heat transfer piece is connected with a metal heat transfer pipe, a metal connecting base is connected to the lower end of the metal heat transfer pipe, heat dissipation air ducts penetrating through the metal connecting base and arranged in the width direction of the metal connecting base are arranged in the metal connecting base, air openings in the two ends of each heat dissipation air duct are located in two opposite end faces of the metal connecting base respectively, the number of the air openings is multiple, the multiple air openings are arranged in two rows, the air openings in the two rows are placed in a staggered mode, the air openings are rectangular, and an exhaust fan is arranged on one side of the air openings. Multiple heat dissipation air ducts are arranged on the metal connecting base, do not interfere with one another and are independently arranged. Due to the fact the exhaust fan is arranged on one side of the heat dissipation air ducts, hot air in the heat dissipation air ducts is exhausted, and heat exchanging is carried out on the heat dissipation air ducts of the metal connecting base.
Description
Technical field
The utility model belongs to lighting apparatus field, specifically a kind of wind-cooling heat dissipating type high-power LED device.
Background technology
Light emitting diode (English: Light-Emitting Diode, abbreviation: LED) be the luminous semi-conductor electricity sub-element of a kind of energy, see through the composite light source that trivalent and pentad form.This kind of electronic component occurred as far back as 1962, was merely able in early days send the ruddiness of low luminosity, was used as indicator lamp utilize after being bought patent by hp.And after develop other monochromatic versions, even to this day, the light that can send has spreaded all over visible ray, infrared ray and ultraviolet ray, luminosity is also brought up to quite high degree.Purposes is by indicator lamp at the beginning and display board etc.; Along with the appearance of white light emitting diode, be in recent years developed to gradually and be generally used as lighting use.Light emitting diode is merely able to toward a direction conducting (energising), be called forward bias (forward bias), when electric current flows through, electronics overlaps within it with electric hole and sends monochromatic light, this is electroluminescent effect, and the wavelength of light, color are relevant with the element impurity of deliberately infiltration with its semiconductor material kind adopting.Have advantages of that efficiency is high, the life-span is long, not cracky, reaction speed is fast, reliability is high etc., and conventional light source is too late.The luminous efficiency of white light LEDs is in recent years progressive to some extent; Every kilolumen cost, also because a large amount of fund inputs makes prices, but cost is still far above other traditional lighting.Even so, in recent years still get more and more and be used on lighting use.
If number of patent application is CN200820095351.5, patent application day is on July 9th, 2008, name is called the utility model patent of " direct insertion LED ", its technical scheme is: the utility model discloses a kind of direct insertion LED, comprise at least one light-emitting diode chip for backlight unit, encapsulate the lens of described light-emitting diode chip for backlight unit, and be electrically connected to anodal pin and negative pole pin with described light-emitting diode chip for backlight unit, described direct insertion LED also comprise one in described lens in order to limit the bridge-like structure of relative motion between described anodal pin and negative pole pin.
But along with the power of present LED is increasing, the common air natural heat radiation that only relies on can not meet the instructions for use of great power LED.Above-mentioned patent still adopts common air radiating mode to dispel the heat, so when the LED using is while being high-power, radiating effect is also bad.
Summary of the invention
In order to overcome the common air radiating mode of employing that existing LED exists, dispel the heat, when the LED using is while being high-power, radiating effect bad problem, propose a kind of wind-cooling heat dissipating type high-power LED device now especially.
For realizing above-mentioned technique effect, technical solutions of the utility model are as follows:
A kind of wind-cooling heat dissipating type high-power LED device, it is characterized in that: include LED array, described LED array below is provided with metal heat transfer sheet, the upper surface of described metal heat transfer sheet contacts with the bottom of LED array, the lower surface of described metal heat transfer sheet is connected with metal heat transfer pipe, the upper surface shape of described metal heat transfer sheet is identical with the bottom of LED array, the underside shape of described metal heat transfer sheet is the same with the end surface shape of metal heat transfer pipe, metal heat transfer pipe integral body is round table-like, the metal that described metal heat transfer pipe lower end is connected with a horizontally set connects base, at described metal, connect base inside and be provided with perforation metal connection base, and connect along described metal the heat dissipation wind channel that base width arranges, the air port at described heat dissipation wind channel two ends lays respectively at described metal and connects in the both ends of the surface that base is relative, described air port is a plurality of, a plurality of air ports are two and arrange and put, two rows' air port dislocation is put, described air port rectangle, at a described crosswind mouth, be provided with air exhauster, described metal connects base lower surface and is vertically provided with a plurality of heat radiation inserted sheets, the setting party of described heat radiation inserted sheet is to identical, between a plurality of heat radiation inserted sheets, be provided with gap, in described connection base lower surface, be provided with a plurality of chutes, described chute cross section is trapezoidal, the bottom of described fin is also provided with corresponding with it trapezium structure.
Described LED array comprises a plurality of LED, and described a plurality of LED are arranged side by side as rectangle.
The power of described each LED is 20-100W.
Described LED array also comprises the fixed support of the below that is arranged on a plurality of LED, and fixed support contacts with each LED, and described metal heat transfer sheet upper surface contacts with fixed support lower surface.
Between described each LED and fixed support, be provided with alumina layer.
The utility model has the advantage of:
1, the utility model connects on base and is provided with a plurality of heat dissipation wind channels at metal, non-interference and independent setting the in a plurality of air channels, after heat passes over from metal connection base, part heat enters heat dissipation wind channel, because the side at heat dissipation wind channel is provided with air exhauster, here can select the less small-sized air exhauster of size on the market, hot-air in a plurality of heat dissipation wind channels is discharged, new cold air enters from other one end of heat dissipation wind channel, again the heat dissipation wind channel of metal connection base is carried out to heat exchange.
2, the utility model is realized the heat radiation to great power LED by being provided with a plurality of radiator structures, first the flocking together a plurality of LED rules by fixed support, then heat is delivered on metal heat transfer sheet by fixed support, because metal heat transfer sheet is all to contact with the bottom of support, so can to greatest extent heat be conducted, heat is delivered to metal by metal heat transfer pipe and connects base, owing to connecting on base and being provided with a plurality of heat radiation inserted sheets at metal, so heat can distribute from a plurality of heat radiation inserted sheets, when heat radiation inserted sheet excess Temperature, because being connected base with metal, heat radiation inserted sheet connects by trapezoidal shape draw-in groove, so can directly overheated heat radiation draw-in groove be marked from the side, replace to the draw-in groove of other normal temperatures, so also can avoid the overheated problem of LED matrix.
3, due to when the outdoor or specific occasion application LED matrix, often a position, need a plurality of LED, so the LED array of this device can hold a plurality of LED simultaneously, a plurality of LED array are dispelled the heat simultaneously.
4,, owing to cannot being directly connected between a plurality of LED, so the utility model connects a plurality of LED by support bracket fastened structure, so also played the object that facilitates a plurality of LED to install and dispel the heat.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is that metal connects base upward view.
Fig. 3 is that metal connects base A-A cutaway view.
In accompanying drawing: LED array 1, metal heat transfer sheet 2, metal heat transfer pipe 3, metal connects base 4, heat radiation inserted sheet 5, chute 6, fixed support 7, alumina layer 8, heat dissipation wind channel 15, air port 16, air exhauster 17.
The specific embodiment
As shown in Figure 1, a kind of wind-cooling heat dissipating type high-power LED device includes LED array 1, described LED array 1 below is provided with metal heat transfer sheet 2, the upper surface of described metal heat transfer sheet 2 contacts with the bottom of LED array 1, the lower surface of described metal heat transfer sheet 2 is connected with metal heat transfer pipe 3, the upper surface shape of described metal heat transfer sheet 2 is identical with the bottom of LED array 1, the underside shape of described metal heat transfer sheet 2 is the same with the end surface shape of metal heat transfer pipe 3, metal heat transfer pipe 3 integral body are round table-like, the metal that described metal heat transfer pipe 3 lower ends are connected with a horizontally set connects base 4, at described metal, connect base 4 inside and be provided with perforation metal connection base 4, and connect along described metal the heat dissipation wind channel 15 that base 4 widths arrange, the air port 16 at described heat dissipation wind channel 15 two ends lays respectively at described metal and connects in the both ends of the surface that base 4 is relative, described air port 16 is a plurality of, a plurality of air ports 16 are two and arrange and put, two rows' air port 16 dislocation are put, described air port 16 rectangles, at a described crosswind mouth 16, be provided with air exhauster 17, described metal connects base 4 lower surfaces and is vertically provided with a plurality of heat radiation inserted sheets 5, the setting party of described heat radiation inserted sheet 5 is to identical, between a plurality of heat radiation inserted sheets 5, be provided with gap, in described connection base lower surface, be provided with a plurality of chutes 6, described chute 6 cross sections are trapezoidal, the bottom of described fin is also provided with corresponding with it trapezium structure.The utility model connects on base 4 and is provided with a plurality of heat dissipation wind channels 15 at metal, non-interference and independent setting the in a plurality of air channels, after heat passes over from metal connection base 4, part heat enters heat dissipation wind channel 15, because the side at heat dissipation wind channel 15 is provided with air exhauster 17, here can select the less small-sized air exhauster 17 of size on the market, hot-air in a plurality of heat dissipation wind channels 15 is discharged, new cold air enters from other one end of heat dissipation wind channel 15, again the heat dissipation wind channel 15 of metal connection base 4 is carried out to heat exchange.The utility model is realized the heat radiation to great power LED by being provided with a plurality of radiator structures, first the flocking together a plurality of LED rules by fixed support 7, then heat is delivered on metal heat transfer sheet 2 by fixed support 7, because metal heat transfer sheet 2 is all to contact with the bottom of support, so can to greatest extent heat be conducted, heat is delivered to metal by metal heat transfer pipe 3 and connects base 4, owing to connecting on base 4 and being provided with a plurality of heat radiation inserted sheets 5 at metal, so heat can distribute from a plurality of heat radiation inserted sheets 5, when heat radiation inserted sheet 5 excess Temperature, because being connected base 4 with metal, heat radiation inserted sheet 5 connects by trapezoidal shape draw-in groove, so can directly overheated heat radiation draw-in groove be marked from the side, replace to the draw-in groove of other normal temperatures, so also can avoid the overheated problem of LED matrix.
Embodiment 2
As shown in Figure 1, a kind of wind-cooling heat dissipating type high-power LED device includes LED array 1, described LED array 1 below is provided with metal heat transfer sheet 2, the upper surface of described metal heat transfer sheet 2 contacts with the bottom of LED array 1, the lower surface of described metal heat transfer sheet 2 is connected with metal heat transfer pipe 3, the upper surface shape of described metal heat transfer sheet 2 is identical with the bottom of LED array 1, the underside shape of described metal heat transfer sheet 2 is the same with the end surface shape of metal heat transfer pipe 3, metal heat transfer pipe 3 integral body are round table-like, the metal that described metal heat transfer pipe 3 lower ends are connected with a horizontally set connects base 4, at described metal, connect base 4 inside and be provided with perforation metal connection base 4, and connect along described metal the heat dissipation wind channel 15 that base 4 widths arrange, the air port 16 at described heat dissipation wind channel 15 two ends lays respectively at described metal and connects in the both ends of the surface that base 4 is relative, described air port 16 is a plurality of, a plurality of air ports 16 are two and arrange and put, two rows' air port 16 dislocation are put, described air port 16 rectangles, at a described crosswind mouth 16, be provided with air exhauster 17, described metal connects base 4 lower surfaces and is vertically provided with a plurality of heat radiation inserted sheets 5, the setting party of described heat radiation inserted sheet 5 is to identical, between a plurality of heat radiation inserted sheets 5, be provided with gap, in described connection base lower surface, be provided with a plurality of chutes 6, described chute 6 cross sections are trapezoidal, the bottom of described fin is also provided with corresponding with it trapezium structure.LED array 1 comprises a plurality of LED, and described a plurality of LED are arranged side by side as rectangle.The power of each LED is 20-100W.LED array 1 also comprises the fixed support 7 of the below that is arranged on a plurality of LED, and fixed support 7 contacts with each LED, and described metal heat transfer sheet 2 upper surfaces contact with fixed support 7 lower surfaces.Between each LED and fixed support 7, be provided with alumina layer 8.The utility model connects on base 4 and is provided with a plurality of heat dissipation wind channels 15 at metal, non-interference and independent setting the in a plurality of air channels, after heat passes over from metal connection base 4, part heat enters heat dissipation wind channel 15, because the side at heat dissipation wind channel 15 is provided with air exhauster 17, here can select the less small-sized air exhauster 17 of size on the market, hot-air in a plurality of heat dissipation wind channels 15 is discharged, new cold air enters from other one end of heat dissipation wind channel 15, again the heat dissipation wind channel 15 of metal connection base 4 is carried out to heat exchange.The utility model is realized the heat radiation to great power LED by being provided with a plurality of radiator structures, first the flocking together a plurality of LED rules by fixed support 7, then heat is delivered on metal heat transfer sheet 2 by fixed support 7, because metal heat transfer sheet 2 is all to contact with the bottom of support, so can to greatest extent heat be conducted, heat is delivered to metal by metal heat transfer pipe 3 and connects base 4, owing to connecting on base 4 and being provided with a plurality of heat radiation inserted sheets 5 at metal, so heat can distribute from a plurality of heat radiation inserted sheets 5, when heat radiation inserted sheet 5 excess Temperature, because being connected base 4 with metal, heat radiation inserted sheet 5 connects by trapezoidal shape draw-in groove, so can directly overheated heat radiation draw-in groove be marked from the side, replace to the draw-in groove of other normal temperatures, so also can avoid the overheated problem of LED matrix.Due to when the outdoor or specific occasion application LED matrix, often a position, need a plurality of LED, so the LED array 1 of this device can hold a plurality of LED simultaneously, a plurality of LED array 1 are dispelled the heat simultaneously.Owing to cannot being directly connected between a plurality of LED, so the structure of the utility model by fixed support 7 connects a plurality of LED, so also played the object that facilitates a plurality of LED to install and dispel the heat.
Metal heat transfer sheet 2 in the utility model, metal heat transfer pipe 3, metal connects heat transfer sheet, heat-transfer pipe and the connection base that base 4 obtains for realizing all metal-mades of heat transfer function in prior art.
Claims (5)
1. a wind-cooling heat dissipating type high-power LED device, it is characterized in that: include LED array (1), described LED array (1) below is provided with metal heat transfer sheet (2), the upper surface of described metal heat transfer sheet (2) contacts with the bottom of LED array (1), the lower surface of described metal heat transfer sheet (2) is connected with metal heat transfer pipe (3), the upper surface shape of described metal heat transfer sheet (2) is identical with the bottom of LED array (1), the underside shape of described metal heat transfer sheet (2) is the same with the end surface shape of metal heat transfer pipe (3), metal heat transfer pipe (3) integral body is round table-like, the metal that described metal heat transfer pipe (3) lower end is connected with a horizontally set connects base (4), at described metal, connect base (4) inside and be provided with perforation metal connection base (4), and connect along described metal the heat dissipation wind channel (15) that base (4) width arranges, the air port (16) at described heat dissipation wind channel (15) two ends lays respectively at described metal and connects in the both ends of the surface that base (4) is relative, described air port (16) is a plurality of, a plurality of air ports (16) are two and arrange and put, two rows' air port (16) dislocation is put, described air port (16) rectangle, at a described crosswind mouth (16), be provided with air exhauster (17), described metal connects base (4) lower surface and is vertically provided with a plurality of heat radiation inserted sheets (5), the setting party of described heat radiation inserted sheet (5) is to identical, between a plurality of heat radiation inserted sheets (5), be provided with gap, in described connection base lower surface, be provided with a plurality of chutes (6), described chute (6) cross section is trapezoidal, the bottom of described fin is also provided with corresponding with it trapezium structure.
2. wind-cooling heat dissipating type high-power LED device according to claim 1, is characterized in that: described LED array (1) comprises a plurality of LED, and described a plurality of LED are arranged side by side as rectangle.
3. wind-cooling heat dissipating type high-power LED device according to claim 2, is characterized in that: the power of described each LED is 20-100W.
4. wind-cooling heat dissipating type high-power LED device according to claim 1, it is characterized in that: described LED array (1) also comprises the fixed support (7) of the below that is arranged on a plurality of LED, fixed support (7) contacts with each LED, and described metal heat transfer sheet (2) upper surface contacts with fixed support (7) lower surface.
5. wind-cooling heat dissipating type high-power LED device according to claim 1, is characterized in that: between described each LED and fixed support (7), be provided with alumina layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540818.3U CN203453859U (en) | 2013-09-02 | 2013-09-02 | Air-cooling heat dissipation type high-power LED device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540818.3U CN203453859U (en) | 2013-09-02 | 2013-09-02 | Air-cooling heat dissipation type high-power LED device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203453859U true CN203453859U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320540818.3U Expired - Fee Related CN203453859U (en) | 2013-09-02 | 2013-09-02 | Air-cooling heat dissipation type high-power LED device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203453859U (en) |
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2013
- 2013-09-02 CN CN201320540818.3U patent/CN203453859U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20160902 |
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| CF01 | Termination of patent right due to non-payment of annual fee |