CN201628150U - LED ceiling lamp - Google Patents
LED ceiling lamp Download PDFInfo
- Publication number
- CN201628150U CN201628150U CN2010201744181U CN201020174418U CN201628150U CN 201628150 U CN201628150 U CN 201628150U CN 2010201744181 U CN2010201744181 U CN 2010201744181U CN 201020174418 U CN201020174418 U CN 201020174418U CN 201628150 U CN201628150 U CN 201628150U
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- China
- Prior art keywords
- led
- connecting piece
- ceiling lamp
- heat
- connector
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- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to lighting equipment, particularly to an LED ceiling lamp with good heat dissipation property. The LED ceiling lamp comprises an upper base and a heated lower base, which are interconnected through a connector, wherein an LED connected with a power source is arranged on the lower base, a lampshade for enclosing the LED is arranged on the lower base, and the connector is a tubular piece inside which a heat-transfer liquid is packed. By adopting the heat-transfer tubular piece as the ceiling lamp connector, the common connecting tube of the ceiling lamp and the radiator required by the LED lamp are integrated innovatively, which ensures simple and attractive appearance of the lamp body as well as good heat dissipation effect. In order to meet the need of increasing the power of the LED ceiling lamp, the tubular piece as the connector is provided with grooves or fins which can increase the surface area to increase the heat dissipation efficiency, thereby ensuring the working performance of the LED ceiling lamp.
Description
Technical field
The utility model relates to a kind of lighting apparatus, specifically a kind of LED pendent lamp of perfect heat-dissipating.
Background technology
LED (Light Emitting Diode, light emitting diode) have that volume is little, shock-resistant, life-span length, low power consumption, chemiluminescence and do not have advantages such as mercury pollution, can be widely used in indoor and outdoor places such as enterprises and institutions, hall, meeting room, workshop, shop, station, hospital, hotel, hotel, park, Entertainment Plaza and Street Community.
At present, the input power of LED only has 15～20% to convert light to, and all the other 80～85% forms that convert heat to discharge, if these heat discharge in good time, will cause LED crystal grain to connect surface temperature too high and influence problems such as luminous efficiency and life-span.
In the prior art, the LED lamp radiator is the heat that LED produces directly to be conducted to by metal be provided with the heat sink of fin, but is subject to the metal fever conductivity, and it is heat sink, and effective district is less, and heat sink need are positioned at the Ceiling lamp set head.When by air heat being dissipated to the external world, improve the limited heat-sinking capability variation that makes in free convection zone with the LED heat in the free convection mode when heat sink.
The utility model content
Technical problem to be solved in the utility model provides the LED pendent lamp of a kind of stable performance, good heat dissipation effect, long service life.
For solving the problems of the technologies described above, the utility model is realized by the following technical solutions:
Design a kind of LED pendent lamp, comprise being fixed with LED that is connected with power supply and the lampshade that covers LED on the following seat by the interconnective seat of honour of connecting piece and the seat that is heated down, described connecting piece is the tubular body that an inside is provided with conductive fluid.
As a kind of optimization to such scheme, the connecting piece outer surface is provided with groove.
As the another kind optimization to such scheme, the described connecting piece outer surface of stating is provided with fin.
As the improvement to such scheme, above-mentioned connecting piece is provided with finned heat sink radiator respectively near the seat of honour and following place.
The utlity model has following remarkable result:
The utility model innovation part is that the required radiator of the connecting tube that pendent lamp is commonly used and LED light fixture combines together, and not only can keep the succinct attractive in appearance of lamp body but also better heat radiating effect is arranged.The connecting piece of this LED pendent lamp is both as the LED pendent lamp seat of honour and following 's connector, also the radiator of the LED that is fixed in following of the conduct.Condensation heat is in the connecting piece inner surface after connecting piece internal liquid heat absorption is evaporated, and heat reaches the connecting piece outer surface again and dissipates in the free convection mode through air then.The connecting piece of this improvement structure and extraneous air contact area are big, the heat exchanger effectiveness height.
Strengthen as LED pendent lamp power, can increase groove or fin at the connecting piece tubular body, adding high surface area further increases radiating efficiency, guarantees the service behaviour of light fixture.
Description of drawings
Accompanying drawing 1 is the utility model embodiment one structural representation;
Accompanying drawing 2 is the parts decomposing schematic representation of accompanying drawing 1;
Accompanying drawing 4 is the cross section structure schematic diagram of available another connecting piece in the utility model;
Accompanying drawing 5 is the cross section structure schematic diagram of an available connecting piece again in the utility model;
Accompanying drawing 6 is the utility model embodiment two structural representations.
The specific embodiment
For the ease of those skilled in the art's understanding, the utility model structural principle is further described in detail below in conjunction with specific embodiment and accompanying drawing:
Embodiment one:
Shown in accompanying drawing 1～3, what present embodiment disclosed is the LED pendent lamp of a kind of good looking appearance, good heat dissipation effect, can be installed on indoor or outdoor.
The LED pendent lamp that this programme disclosed comprises the seat of honour 1, connecting piece 3 and following 2, and the seat of honour 1 and following 2 interconnect by connecting piece 3.Wherein, the above-mentioned seat of honour 1 can be installed the LED that is connected with LED 4 and drive chip for fixing on ceiling or the roof beam structure in the seat of honour 1, and LED drives uniformity and the constancy that chip can guarantee the output of LED electric current; Above-mentioned following 2 is provided with the LED 4 that is connected with power supply, on the following seat 2 lampshade 5 is installed and covers LED 4; Above-mentioned connecting piece 3 is the tubular body that an inside is provided with conductive fluid, and LED 4 is located at the lower surface of connecting piece tubular body, and tubular body is made capillary heat pipe or two-phase siphon heat pipe by high heat-conducting, and high heat-conducting can be selected materials such as copper or aluminium.
After the present embodiment light fixture is opened, when light fixture LED caloric value hour, above-mentioned connecting piece 3 outer surfaces can be made as toroidal, not only can keep profile succinctly attractive in appearance, and can guarantee that the heat that produces can rise to down seat 2, connecting piece tubular body and the seat of honour 1 rapidly, the heat absorption of connecting piece tubular body internal liquid is evaporated the back condensation heat in connecting piece tubular body inner surface, heat reaches connecting piece tubular body outer surface again and dissipates in the free convection mode through air then, reduce the operating temperature of light fixture greatly, can prolong the service life of light fixture.
Shown in accompanying drawing 4～5, when the LED of light fixture power increases caloric value when big, can connecting piece 3 outer surfaces be provided with groove 31 as accompanying drawing 4 or fin 32 as accompanying drawing 5.Groove or fin are set not only can increase connecting piece tubular body outer surface area of dissipation, also the power line that connects LED4 can be hidden in groove 31 or the fin 32.The connecting piece tubular body exterior surface area of this improvement structure increases, and heat distributes quickening, can in time reduce the operating temperature of light fixture, guarantees the service behaviour of light fixture.
Embodiment two:
As shown in Figure 6, structure proximate among LED pendent lamp that present embodiment disclosed and the embodiment one, difference is to increase on the connecting piece 3 heat sink radiator 6 is arranged.
Present embodiment is provided with finned heat sink radiator 6 at connecting piece 3 respectively near the seat of honour 1 and following 2 places.When the light fixture heat radiation is big, the heat that LED 4 produces rises to down seat 2, heat sink radiator 6, connecting piece 3 and the seat of honour 1 rapidly, part heat reaches heat sink radiator 6 outer surfaces from heat sink radiator 6 inner surfaces, and heat dissipates in the free convection mode through air more then; Another part heat is coupled part tubular body internal liquid heat absorption and is evaporated the back condensation heat in connecting piece tubular body inner surface, and heat reaches connecting piece tubular body outer surface again and dissipates in the free convection mode through air then.Owing to increased heat sink radiator 6, even when the light fixture heat radiation is big, also can in time guarantee the normal working temperature of light fixture, guarantee the light fixture operate as normal.
It more than is the preferable implementation of the utility model; in addition; there is other implementation down in the utility model that coexists design; need to prove; the preferred version that the foregoing description is only realized for the utility model; and non-limiting exhaustive, under the prerequisite that does not break away from the present utility model design, any conspicuous replacement is all within the utility model protection domain.
Claims (4)
1. LED pendent lamp, comprise by the interconnective seat of honour of connecting piece (3) (1) and the seat (2) that is heated down, be fixed with LED (4) that is connected with power supply and the lampshade (5) that covers LED on the following seat, it is characterized in that: described connecting piece is the tubular body that an inside is provided with conductive fluid.
2. LED pendent lamp according to claim 1 is characterized in that: described connecting piece outer surface is provided with groove (31).
3. LED pendent lamp according to claim 1 is characterized in that: described connecting piece outer surface is provided with fin (32).
4. according to each described LED pendent lamp of claim 1～3, it is characterized in that: described connecting piece is provided with finned heat sink radiator (6) respectively near the seat of honour and following place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744181U CN201628150U (en) | 2010-04-09 | 2010-04-09 | LED ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744181U CN201628150U (en) | 2010-04-09 | 2010-04-09 | LED ceiling lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628150U true CN201628150U (en) | 2010-11-10 |
Family
ID=43059545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201744181U Expired - Fee Related CN201628150U (en) | 2010-04-09 | 2010-04-09 | LED ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201628150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566018A (en) * | 2014-12-15 | 2015-04-29 | 苏州汉克山姆照明科技有限公司 | LED (light-emitting diode) lamp applied to space ship |
-
2010
- 2010-04-09 CN CN2010201744181U patent/CN201628150U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104566018A (en) * | 2014-12-15 | 2015-04-29 | 苏州汉克山姆照明科技有限公司 | LED (light-emitting diode) lamp applied to space ship |
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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: 20101110 Termination date: 20120409 |