CN201589110U - LED lamp with magnesium alloy radiator structure - Google Patents
LED lamp with magnesium alloy radiator structure Download PDFInfo
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- CN201589110U CN201589110U CN2010200034965U CN201020003496U CN201589110U CN 201589110 U CN201589110 U CN 201589110U CN 2010200034965 U CN2010200034965 U CN 2010200034965U CN 201020003496 U CN201020003496 U CN 201020003496U CN 201589110 U CN201589110 U CN 201589110U
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- copper
- magnesium alloy
- clad plate
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- led lamp
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Abstract
The utility model relates to an LED lamp with a magnesium alloy radiator structure, which comprises a copper-based copper clad plate, a plurality of LED lamp beads and a magnesium alloy heat radiation housing, wherein the copper-based copper clad plate is provided with an LED access surface and a connecting heat conducting surface, the LED lamp beads are electrically connected on the LED access surface of the copper-based copper clad plate, a silica gel heat conducting layer is connected and arranged between the LED lamp beads and the LED access surface of the copper-based copper clad plate, the magnesium alloy heat radiation housing is connected with the copper-based copper clad plate and comprises a cover body and a plurality of radiating fins, a lamp cavity is upwardly formed from the bottom of the cover body in a concave manner and is provided with an opening and a heat radiation junction surface, the radiating fins are connected and arranged on the cover body, the copper-based copper clad plate is fixedly arranged in the lamp cavity of the magnesium alloy heat radiation housing, and a connecting silica gel heat conducting layer is arranged between the connection heat conducting surface of the copper-based copper clad plate and the heat radiation junction surface of the lamp cavity as well.
Description
Technical field
The utility model relates to a kind of LED lamp, is meant that especially a kind of magnesium alloy that utilizes is made into heat-dissipating casing, and the LED lamp is arranged on LED lamp on copper substrate or the magnalium substrate.
Background technology
As everyone knows, as light source, the LED advantage is embodied in three aspects: energy-saving and environmental protection and long-life.LED does not rely on the filament heating to obtain light source, the energy conversion efficiency height, and aspect voltage, LED uses the low pressure insulating power supply, uses the safer power supply of high voltage source so it is a ratio, is specially adapted to the public place.As mentioned above, just because of numerous advantages of LED under the social background of advocating energy-saving and emission-reduction now, along with the development of semiconductor science technology, the high brightness LED manufacturing technology obtains quantum jump, and each country all wishes to promote and adopt the LED technology of high light efficiency.And it is current, the problem outstanding behaviours of carrying out the existence of illuminating energy-saving product exists: technical merit is low, unstable product quality, life-span is short, original production light fixture and LED light fixture have distinct difference on production technology, traditional light fixture (sodium vapor lamp, halogen family lamp) requires to grasp: light source quality, light projector effect, shape-designing, and the LED lamp requires to grasp: light source quality, circuit design, light projector effect, operating temperature, radiating effect, shape-designing, the key of LED characteristic of a navigation light amount is circuit, operating temperature and radiating effect.Controlling bad operating temperature and radiating effect can make the LED lamp life-span seriously shorten.Therefore, the production key of LED lamp is the maintenance and the good production technology process of radiating effect of operating temperature.So the selection of heat sink material plays a part fatal with being connected of each link of LED.
With regard to the LED lamp that occurs on the market now, its preparation method generally all be at first with the copper circuit by epoxy resin bonding on insulation board, such structure can reach circuit turn-on, the effect of partiting thermal insulation, then the pin with LED lamp pearl is welded on the copper circuit one by one, at last, the aluminium base that is welded with LED lamp pearl is connected on the heat sink or heat-dissipating casing of aluminium alloy, but the LED light fixture product that utilizes this as mentioned above method to produce, its integral heat sink performance is unsatisfactory, because the bad performance of its heat dispersion, must shorten the service life of whole light fixture product, and this is the major defect for conventional art.
The utility model content
The utility model provides a kind of LED lamp with magnesium alloy heat radiating structure, it utilizes magnesium alloy to be made into heat-dissipating casing, and thereby the LED lamp is arranged on to reach on copper substrate or the magnalium substrate improves the purpose that LED lamp work calories distributes efficient, and this is to be main purpose of the present utility model.
In order to solve above technical problem, technical solution adopted in the utility model is: the LED lamp with magnesium alloy heat radiating structure, it comprises the copper-clad plate of copper base, some LED lamp pearls and magnesium alloy heat-dissipating casing, wherein, this LED lamp pearl has positive electrode, negative electrode and bottom heating end, this LED lamp pearl is in work, at first need this positive electrode and this negative electrode place in circuit, this LED lamp pearl electrified light emitting then, and the heat that this LED lamp pearl work is produced in the process of this LED lamp pearl electrified light emitting mainly concentrates on the end position place that generates heat, this bottom.
This copper base copper-clad plate is become by heat conductivility good metal copper, this copper base copper-clad plate has LED and inserts face and connect thermal conductive surface, some these LED lamp pearls are connected electrically on this LED access face of this copper base copper-clad plate, further describe for, this positive electrode of this LED lamp pearl and this negative electrode by the welding mode be connected electrically on this LED access face.
Be connected with the silica gel heat-conducting layer between this LED access face of this LED lamp pearl and this copper base copper-clad plate, further describe to, this silica gel heat-conducting layer and be connected between this LED access face of this bottom heating end of this LED lamp pearl and this copper base copper-clad plate.
The heat that this LED lamp pearl work is produced in the process of this LED lamp pearl electrified light emitting at first is passed to this silica gel heat-conducting layer from this bottom heating end, then by this silica gel heat-conducting layer heat further is passed in this copper base copper-clad plate.
This magnesium alloy heat-dissipating casing is connected with this copper base copper-clad plate, this magnesium alloy heat-dissipating casing is made by magnesium alloy materials, the density of this magnesium alloy materials is 1..74-1.8g/cm3, specific heat is: 0.209cal/g. ℃, its transmitance is 92% when optical wavelength is the 200-2000 micron, its transmitance is greater than 92% when optical wavelength is the 2.5-7 micron, this magnesium alloy materials is high-pressure casting, the magnesium alloy of low pressure casting or extrusion modling, its crystallization temperature is broad at interval, easy mode crystallization with mushy freezing, so there is tangible dendrite formation, air permeability and good is arranged, good conductive performance, electric conductivity height, the conductivity of heat height, electromagnetic wave shielding performance is good, and the intensity of magnesium alloy is also than aluminium alloy height, and its corrosion resistance has surpassed pack alloy A380, and the high heat-dissipation that has other metals not possess, so magnesium alloy shell is more suitable for the high-powered LED lamp heat radiation.
This magnesium alloy heat-dissipating casing comprises cover body and some fin, this cover body upwards is concaved with the lamp chamber from its bottom surface, this lamp chamber has opening and heat conduction joint face, some these fin connections are arranged on this cover body, this copper base copper-clad plate is fixedly installed in this lamp chamber of this magnesium alloy heat-dissipating casing, be provided with between this connection thermal conductive surface of this copper base copper-clad plate and this heat conduction joint face in this lamp chamber and be connected the silica gel heat-conducting layer, after the heat that this LED lamp pearl work is produced in the process of this LED lamp pearl electrified light emitting is passed in this copper base copper-clad plate, further heat is passed to this magnesium alloy heat-dissipating casing by this connection silica gel heat-conducting layer, and finish the process that the heat transmission is distributed by the material behavior of this magnesium alloy heat-dissipating casing, this magnesium alloy heat-dissipating casing outwards distributes heat by this cover body and some this fin.
At last, be provided with waterproof apron between this copper base copper-clad plate and this magnesium alloy heat-dissipating casing, be connected with Transparent lamp shade on this opening of this magnesium alloy heat-dissipating casing, this Transparent lamp shade is connected on this opening of this magnesium alloy heat-dissipating casing by the clamping integrated circuit board.Aforesaid this copper base copper-clad plate also can be covered substrate by magnesium alloy and replace in practice.
The beneficial effects of the utility model are: utilized structure to prolong described in the utility model the service life of LED lamp, energy resource consumption and investment have been reduced, guaranteed saves energy, because pollution elements such as high-power magnesium alloy LED street lamp is not leaded, mercury, without any pollution, it is environmental protection to environment; Shock-resistant, seismic force is strong, the light that LED sends out in visible-range, no ultraviolet ray and infra-red radiation, therefore the magnesium alloy lamp housing has the high-frequency wave shielding, human body is not had injury, radiationless, it is safer.
Description of drawings
Fig. 1 is the perspective exploded view of copper base of the present utility model copper-clad plate or magnesium alloy copper-clad plate and LED lamp pearl and magnesium alloy heat-dissipating casing;
Fig. 2 is the connection diagram of copper base of the present utility model copper-clad plate or magnesium alloy copper-clad plate and LED lamp pearl;
Fig. 3 is the schematic perspective view of magnesium alloy heat-dissipating casing of the present utility model;
Fig. 4 is the cross-sectional view of magnesium alloy heat-dissipating casing of the present utility model;
Fig. 5 is the cross-sectional view of magnesium alloy heat-dissipating casing of the present utility model and copper-clad plate of copper base or magnesium alloy copper-clad plate;
Fig. 6 is a perspective exploded view of the present utility model;
Fig. 7 is the schematic perspective view of the utility model combination.
The specific embodiment
(shown in Fig. 1 to 7) has the LED lamp of magnesium alloy heat radiating structure, and it comprises copper base copper-clad plate 10, some LED lamp pearls 20 and magnesium alloy heat-dissipating casing 30.Wherein, (as shown in Figure 2) this LED lamp pearl 20 has positive electrode 21, negative electrode 22 and bottom heating end 23, this LED lamp pearl 20 is in work, at first need this positive electrode 21 and this negative electrode 22 places in circuit, these LED lamp pearl 20 electrified light emittings then, and the heat that these LED lamp pearl 20 work are produced in the process of these LED lamp pearl 20 electrified light emittings mainly concentrates on this bottom heating and holds 23 positions.
This copper base copper-clad plate 10 is by leading heat dispersion good metal copper, and this copper base copper-clad plate 10 has LED and inserts face 11 and connect thermal conductive surface 12.
This LED that some these LED lamp pearls 20 are connected electrically in this copper base copper-clad plate 10 inserts on the face 11.Further describe for, this positive electrode 21 of this LED lamp pearl 20 and this negative electrode 22 mode by welding is connected electrically in this LED and inserts on face 11.
This LED of this LED lamp pearl 20 and this copper base copper-clad plate 10 inserts between the face 11 and is connected with silica gel heat-conducting layer 40.Further describe between this LED access face 11 of this bottom heating end 23 of being connected this LED lamp pearl 20 for, this silica gel heat-conducting layer 40 and this copper base copper-clad plate 10.
The heat that these LED lamp pearl 20 work are produced in the process of these LED lamp pearl 20 electrified light emittings at first is passed to this silica gel heat-conducting layer 40 from this bottom heating end 23, then by this silica gel heat-conducting layer 40 heat further is passed in this copper base copper-clad plate 10.
This magnesium alloy heat-dissipating casing 30 is connected with this copper base copper-clad plate 10, and this magnesium alloy heat-dissipating casing 30 is made by magnesium alloy materials.The density of this magnesium alloy materials is 1.74-1.8g/cm3, and specific heat is: 0.209cal/g. ℃, its transmitance is 92% when optical wavelength is the 200-2000 micron, and its transmitance is greater than 92% when optical wavelength is the 2.5-7 micron.
The magnesium alloy of this magnesium alloy materials for adopting high-pressure casting, low pressure casting, extrusion modling to make, its crystallization temperature is broad at interval, easy mode crystallization with mushy freezing, so there is tangible dendrite formation, air permeability and good is arranged, good conductive performance, the electric conductivity height, the conductivity of heat height, electromagnetic wave shielding performance is good, and the intensity of magnesium alloy is also than aluminium alloy height, and its corrosion resistance has surpassed pack alloy A380, and the high heat-dissipation that has other metals not possess, so magnesium alloy shell is more suitable for the high-powered LED lamp heat radiation.
(as shown in Figure 3) this magnesium alloy heat-dissipating casing 30 comprises cover body 31 and some fin 32.(as shown in Figure 4) this cover body 31 upwards is concaved with lamp chamber 33 from its bottom surface, and this lamp chamber 33 has opening 331 and heat conduction joint face 332.Some these fin 32 connections are arranged on this cover body 31.
(as shown in Figure 5) this copper base copper-clad plate 10 is fixedly installed in this lamp chamber 33 of this magnesium alloy heat-dissipating casing 30, is provided with between this connection thermal conductive surface 12 of this copper base copper-clad plate 10 and this heat conduction joint face 332 in this lamp chamber 33 to be connected silica gel heat-conducting layer 50.
After the heat that these LED lamp pearl 20 work are produced in the process of these LED lamp pearl 20 electrified light emittings is passed in this copper base copper-clad plate 10, further heat is passed to this magnesium alloy heat-dissipating casing 30 by this connection silica gel heat-conducting layer 50, and finishes the process that the heat transmission is distributed by the material behavior of this magnesium alloy heat-dissipating casing 30.
This magnesium alloy heat-dissipating casing 30 outwards distributes heat by this cover body 31 and some this fin 32.At last, be provided with waterproof apron 61 between (shown in Fig. 6 to 7) this copper base copper-clad plate 10 and this magnesium alloy heat-dissipating casing 30.Be connected with Transparent lamp shade 62 on this opening 331 of this magnesium alloy heat-dissipating casing 30, this Transparent lamp shade 62 is connected on this opening 331 of this magnesium alloy heat-dissipating casing 30 by clamping plate 63.Aforesaid this copper base copper-clad plate 10 also can be covered substrate by magnesium alloy and replace in practice.
Claims (2)
1. the LED lamp that has magnesium alloy heat radiating structure, it is characterized in that: it comprises the copper-clad plate of copper base, some LED lamp pearls and magnesium alloy heat-dissipating casing, wherein, this LED lamp pearl has positive electrode, negative electrode and bottom heating end, this copper base copper-clad plate has LED and inserts face and connect thermal conductive surface, some these LED lamp pearls are connected electrically on this LED access face of this copper base copper-clad plate, be connected with the silica gel heat-conducting layer between this LED access face of this LED lamp pearl and this copper base copper-clad plate, this magnesium alloy heat-dissipating casing is connected with this copper base copper-clad plate, this magnesium alloy heat-dissipating casing comprises cover body and some fin, this cover body upwards is concaved with the lamp chamber from its bottom surface, this lamp chamber has opening and heat radiation joint face, some these fin connections are arranged on this cover body, this copper base copper-clad plate is fixedly installed in this lamp chamber of this magnesium alloy heat-dissipating casing, is provided with between this connection thermal conductive surface of this copper base copper-clad plate and this heat radiation joint face in this lamp chamber to be connected the silica gel heat-conducting layer.
2. the LED lamp described in claim 1 with magnesium alloy heat radiating structure, it is characterized in that: this silica gel heat-conducting layer is connected between this LED access face of this bottom heating end of this LED lamp pearl and this copper base copper-clad plate, be provided with waterproof apron between this copper base copper-clad plate and this magnesium alloy heat-dissipating casing, be connected with Transparent lamp shade on this opening of this magnesium alloy heat-dissipating casing, this Transparent lamp shade is connected on this opening of this magnesium alloy heat-dissipating casing by the clamping integrated circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200034965U CN201589110U (en) | 2010-01-09 | 2010-01-09 | LED lamp with magnesium alloy radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200034965U CN201589110U (en) | 2010-01-09 | 2010-01-09 | LED lamp with magnesium alloy radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201589110U true CN201589110U (en) | 2010-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200034965U Expired - Fee Related CN201589110U (en) | 2010-01-09 | 2010-01-09 | LED lamp with magnesium alloy radiator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201589110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361527A (en) * | 2013-07-18 | 2013-10-23 | 天津东义镁制品股份有限公司 | Magnesium alloy radiator and manufacturing method thereof |
| CN104613437A (en) * | 2015-02-10 | 2015-05-13 | 浙江兰普防爆照明有限公司 | Anti-corrosion LED radiator |
-
2010
- 2010-01-09 CN CN2010200034965U patent/CN201589110U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361527A (en) * | 2013-07-18 | 2013-10-23 | 天津东义镁制品股份有限公司 | Magnesium alloy radiator and manufacturing method thereof |
| CN103361527B (en) * | 2013-07-18 | 2016-01-27 | 天津东义镁制品股份有限公司 | Magnesium alloy radiator and manufacture method thereof |
| CN104613437A (en) * | 2015-02-10 | 2015-05-13 | 浙江兰普防爆照明有限公司 | Anti-corrosion LED radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20140109 |