CN202303019U - Light-emitting diode (LED) spotlight - Google Patents
Light-emitting diode (LED) spotlight Download PDFInfo
- Publication number
- CN202303019U CN202303019U CN2011203869415U CN201120386941U CN202303019U CN 202303019 U CN202303019 U CN 202303019U CN 2011203869415 U CN2011203869415 U CN 2011203869415U CN 201120386941 U CN201120386941 U CN 201120386941U CN 202303019 U CN202303019 U CN 202303019U
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- CN
- China
- Prior art keywords
- aluminium base
- cover body
- led
- semiconductor chilling
- chilling plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a light-emitting diode (LED) spotlight, in particular to a magnetic resonance (MR) 16 spotlight manufactured by LEDs. The LED spotlight comprises a casing manufactured by metal, a chip on board (COB) module with a plurality of LED lamps, a semiconductor refrigerating sheet, an aluminum baseboard and a base. The aluminum baseboard is fixed between the casing and the base, the COB module is fixed on the semiconductor refrigerating sheet and abuts against a heat-absorbing surface of the semiconductor refrigerating sheet, the semiconductor refrigerating sheet is fixed on the aluminum baseboard, and a heat-emitting surface of the semiconductor refrigerating sheet abuts against the aluminum baseboard. Two plug feet are arranged at the bottom end of the base and are electrically connected with a power inlet end of the aluminum baseboard, and a power outlet end of the aluminum baseboard is respectively and electrically connected with the semiconductor refrigerating sheet and the COB module. The LED spotlight adopts the semiconductor refrigerating sheet for refrigerating and leads heat emitted by the LED spotlight to be absorbed quickly so as to reduce temperature on the periphery of the COB module and prolong service life of the LED spotlight.
Description
Technical field
The utility model relates to a kind of MR16 shot-light, relates in particular to a kind of MR16 shot-light of being made by LED.
Background technology
The halogen spot light of traditional M R16 type is because of its irradiation brightness is big, and each place that is applied to live is like desk lamp, ceiling light, Landscape Lighting, portable torch etc.; But the halogen projecting lamp of MR16 type in use, and power consumption is big, and the lamp caloric value is big, causes energy loss big; When the lamp of the MR16 type that uses higher-wattage, because the caloric value of lamp is big, need construct the heat abstractor that matches in use, otherwise filament influences its life-span because overheated and cause and blow, and causes replacement cost higher.The LED lamp receives extensive concern as the novel lamp of low energy consumption, cold light source, also is applied in the multiple light fixture; When the LED lamp is applicable to the shot-light of MR16 type; Especially the shot-light of higher-wattage; Because the LED lamp distributes closeer in shot-light; Still heat dissipation problem can occur when a plurality of LED lamps use simultaneously, the heat that the LED lamp sends when work can not in time scatter and disappear, and makes shot-light because of the too high LED of the causing shot-light of the local temperature lost of life.
Summary of the invention
The purpose of the utility model is to solve the deficiency of prior art, and a kind of LED shot-light is provided, and this LED shot-light power consumption is little, good heat dissipation effect, life-span are long.
The technical scheme that the utility model adopts is:
A kind of LED shot-light comprises the cover body that metal makes, COB module, semiconductor chilling plate, aluminium base and the pedestal that has a plurality of LED lamps; Said aluminium base is fixed between cover body and the pedestal, and said COB module is fixed in semiconductor chilling plate and offsets with the heat-absorbent surface of semiconductor chilling plate, and the heating face that said semiconductor chilling plate is fixed in aluminium base and semiconductor chilling plate offsets with aluminium base; The bottom of said pedestal is provided with two pins, and pin is electrically connected with the power input of aluminium base, and the power output end of aluminium base is electrically connected with semiconductor chilling plate, COB module respectively.
As preferably, the lower surface of said cover body is provided with the mounting groove that matches with aluminium base, and aluminium base is fixed in the mounting groove.
As preferably, said cover body, aluminium base and pedestal all have the coaxial installing hole that matches, and cover body is fixedly connected with aluminium base, pedestal through bolt.
As preferably, the outside of said cover body is provided with protruding radiating fin.
As preferably, the upper end of said cover body is provided with the glass light transmission piece.
As preferably, the medial surface of said cover body is provided with reflector layer.
The effect of having a mind to of the utility model does; A kind of LED shot-light comprises the cover body that metal makes, COB module, semiconductor chilling plate, aluminium base and the pedestal that has a plurality of LED lamps; Said aluminium base is fixed between cover body and the pedestal, and said COB module is fixed on the semiconductor chilling plate and offsets with the heat-absorbent surface of semiconductor chilling plate, and the heating face that said semiconductor chilling plate is fixed in aluminium base and semiconductor chilling plate offsets with aluminium base; The bottom of said pedestal is provided with two pins, and pin is electrically connected with the power input of aluminium base, and the power output end of aluminium base is electrically connected with semiconductor chilling plate, COB module respectively.Through adopting the semiconductor chilling plate refrigeration, the heat that makes the LED lamp send is absorbed very soon, thereby reduces the temperature around the LED lamp, prolongs the service life of LED lamp.
Description of drawings
Fig. 1 is the broken section structural representation of the utility model.
Reference numeral is:
1---pin 2---pedestal 3---bolt
4---aluminium base 5---semiconductor chilling plate 6---COB modules
7---cover body 8---glass light transmission piece.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further described.
Embodiment 1:
A kind of LED shot-light comprises cover body 7, the COB module 6 that has a plurality of LED lamps, semiconductor chilling plate 5, aluminium base 4 and pedestal 2 that metal is made; Said aluminium base 4 is fixed between cover body 7 and the pedestal 2; Said COB module 6 is fixed on the semiconductor chilling plate 5 and offsets with the heat-absorbent surface of semiconductor chilling plate 5, and the heating face that said semiconductor chilling plate 5 is fixed in aluminium base 4 and semiconductor chilling plate 5 offsets with aluminium base 4; The bottom of said pedestal 2 is provided with two pins 1, and pin 1 is electrically connected with the power input of aluminium base 4, and the power output end of aluminium base 4 is electrically connected with semiconductor chilling plate 5, COB module 6 respectively.
Semiconductor chilling plate 5 produces hot junction and cold junction respectively in the both sides of semiconductor chilling plate 5 in the utility model when having electric current to pass through, and cold junction is the upper surface of semiconductor chilling plate 5 in the present embodiment; Be that the upper surface is a heat-absorbent surface; The hot junction is the lower surface of semiconductor chilling plate 5, and promptly the lower surface is a heating face, and cold junction constantly absorbs the heat that the LED lamp of COB module 6 comes out; Thereby reach the temperature of the surrounding environment of control COB module 6; And with this temperature stabilization in 50 deg.c, prolong the service life of LED lamp, and then improve the life-span of LED shot-light.The hot junction of semiconductor chilling plate 5 passes to aluminium base 4, cover body 7 through the heat conduction with heat successively simultaneously, heat is scattered and disappeared through heat radiation, cross-ventilation by cover body 7 again.Cover body adopts aluminum alloy materials to make in the present embodiment, makes cover body have good thermal conductivity, and cost is low simultaneously.When using semiconductor chilling plate 5; The hot junction of semiconductor chilling plate 5 and cold junction temperature difference can reach 62 deg.c; Can fully reduce LED lamp temperature on every side; Thereby make the power of LED shot-light of small size to be improved, the brightness of LED shot-light can reach the brightness of 50W or 70W Halogen lamp LED, for example replaces the 50W Halogen lamp LED with the 10WLED shot-light.
Further, the lower surface of said cover body 7 is provided with the mounting groove that matches with aluminium base 4, and aluminium base 4 is fixed in the mounting groove.
Aluminium base 4 is fixed in the mounting groove, makes things convenient for aluminium base 4 to install.
Further, said cover body 7, aluminium base 4 and pedestal 2 all have the coaxial installing hole that matches, and cover body 7 is fixedly connected with aluminium base 4, pedestal 2 through bolt 3.
Adopt bolt 3 that cover body 7, aluminium base 4, pedestal 2 are coupled together, connect stable.Also can adopt screw to be fixedly connected as equivalents simultaneously.
Further, the outside of said cover body 7 is provided with protruding radiating fin.
Help the heat radiation of cover body 7 at the arranged outside radiating fin of cover body 7.
Further, the upper end of said cover body 7 is provided with glass light transmission piece 8.
Glass light transmission piece 8 is set prevents that dust from getting into cover body 7 inside and weakening LED shot-light radiation response to cover the medial surface of cover body 7, to cause.
Further, said cover body 7 medial surfaces are provided with reflector layer.
The bright intensity that reflector layer can strengthen the irradiation of LED shot-light is set, improves result of use.
The utility model has been done at length explanation, and those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and does not break away from the essence and the scope of the utility model technical scheme.
Claims (6)
1. LED shot-light is characterized in that: it comprises the cover body that metal makes, COB module, semiconductor chilling plate, aluminium base and the pedestal that has a plurality of LED lamps; Said aluminium base is fixed between cover body and the pedestal, and said COB module is fixed in semiconductor chilling plate and offsets with the heat-absorbent surface of semiconductor chilling plate, and the heating face that said semiconductor chilling plate is fixed in aluminium base and semiconductor chilling plate offsets with aluminium base; The bottom of said pedestal is provided with two pins, and pin is electrically connected with the power input of aluminium base, and the power output end of aluminium base is electrically connected with semiconductor chilling plate, COB module respectively.
2. a kind of LED shot-light according to claim 1, it is characterized in that: the lower surface of said cover body is provided with the mounting groove that matches with aluminium base, and aluminium base is fixed in the mounting groove.
3. a kind of LED shot-light according to claim 1 and 2 is characterized in that: said cover body, aluminium base and pedestal all have the coaxial installing hole that matches, and cover body is fixedly connected with aluminium base, pedestal through bolt.
4. a kind of LED shot-light according to claim 3 is characterized in that: the outside of said cover body is provided with protruding radiating fin.
5. a kind of LED shot-light according to claim 4, it is characterized in that: the upper end of said cover body is provided with the glass light transmission piece.
6. a kind of LED shot-light according to claim 5, it is characterized in that: the medial surface of said cover body is provided with reflector layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203869415U CN202303019U (en) | 2011-10-12 | 2011-10-12 | Light-emitting diode (LED) spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203869415U CN202303019U (en) | 2011-10-12 | 2011-10-12 | Light-emitting diode (LED) spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202303019U true CN202303019U (en) | 2012-07-04 |
Family
ID=46371908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203869415U Expired - Fee Related CN202303019U (en) | 2011-10-12 | 2011-10-12 | Light-emitting diode (LED) spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202303019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982826A (en) * | 2014-05-28 | 2014-08-13 | 昆山生态屋建筑技术有限公司 | Reflector lamp with semiconductor chilling plate arranged on heat conduction pillar |
-
2011
- 2011-10-12 CN CN2011203869415U patent/CN202303019U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982826A (en) * | 2014-05-28 | 2014-08-13 | 昆山生态屋建筑技术有限公司 | Reflector lamp with semiconductor chilling plate arranged on heat conduction pillar |
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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: 20120704 Termination date: 20141012 |
|
| EXPY | Termination of patent right or utility model |