CN202674969U

CN202674969U - Light-emitting diode (LED) lamp capable of replacing traditional ceramic metal halide lamp

Info

Publication number: CN202674969U
Application number: CN2012203357727U
Authority: CN
Inventors: 颜小民
Original assignee: LUXBETTER (SHENZHEN) ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: LUXBETTER (SHENZHEN) ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2012-07-12
Filing date: 2012-07-12
Publication date: 2013-01-16
Anticipated expiration: 2022-07-12

Abstract

The utility model discloses a light-emitting diode (LED) lamp capable of replacing a traditional ceramic metal halide lamp. The LED lamp comprises an adapter, a power module, a radiator, a fan and a light source, wherein the radiator is fixedly arranged on the adapter; the radiator and the adapter are mounted together to form an accommodating cavity; the power module and the fan are arranged in the accommodating cavity; the fan corresponds to the radiator; the light source is fixedly arranged on the outer side of the radiator; and the power module supplies power to the fan and the light source. By the LED lamp, the heat is actively dissipated in a mode of arranging the fan inside the lamp, and the radiating efficiency is improved, so that the power of a product is improved under a certain size; and therefore, the LED lamp is small in size and can completely replace the traditional G12 ceramic metal halide lamp; and meanwhile, light rays of the LED light source irradiating the front are scattered all around by a light pillar, and the effect of increasing the illumination area is achieved.

Description

A kind of LED lamp of alternative traditional ceramics Metal halogen lamp

Technical field

The utility model discloses that a kind of LED lamp, particularly a kind of volume are little, the LED lamp of alternative traditional G12 ceramic gold-halogen lamp of high efficiency heat radiation, belongs to the LED lighting field.

Background technology

In recent years, along with the gradually development of LED technology, the application of LED illumination in people's life is more and more extensive, and the LED lighting device is because of the performance of its high brightness, low-power consumption, extremely people's favor, and the trend of the lighting device that replaces gradually other types has been arranged.But along with the increase of LED lighting device power, the raising of LED lighting device brightness, the heat that produces also increases thereupon, from but the lamp body bulk temperature raise.And high temperature can bring many negative effects to the LED lamp: 1, the light decay of acceleration LED, aging, and reduction of service life, even understand because of excess Temperature, and burn out led chip; 2, the light extraction efficiency of LED lamp reduces; 3, the LED lamp produces the colour temperature skew easily.

In order to solve the problem of LED heat radiation, LED lamp of the prior art factory commercial city is to be provided with radiator at the LED lamp to solve, but existing LED lamp on the market, substantially all be to adopt the material of the high-termal conductivity such as metal, pottery as the lamp body radiator of LED lamp, and be made into foliaceous to increase the area of lamp body, rely on thermal-radiating mode to dispel the heat.But the method is wanted again to improve in the situation of bulb power after the lamp body profile is fixing, and its heat dispersion is very limited; Another kind of way increases the mode of area of dissipation for the volume that can increase lighting device, improve the power of lighting device, if but increase volume, can't substitute conventional illuminator fully again, therefore, the LED lamp is in the situation that keeps small size, and improve between the maintenance of power and temperature is a technical bottleneck that industry is difficult to break through always.

Summary of the invention

Can't in the situation of fixed volume, both guarantee heat radiation for the above-mentioned LED lamp of the prior art of mentioning, put forward again high-power shortcoming, the utility model provides a kind of LED lamp of alternative traditional G12 ceramic gold-halogen lamp newly, it is provided with fan in LED lamp inside, blow to radiator by fan and carry out forced heat-exchanging, thereby reach the purpose that improves radiating efficiency.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of LED lamp of alternative traditional G12 ceramic gold-halogen lamp, the LED lamp comprises adapter, power module, radiator, fan and light source, radiator is fixedly mounted on the adapter, radiator and adapter are installed together and form an accommodating cavity, power module and fan are arranged in the accommodating cavity, fan is corresponding to the radiator setting, and light source is fixedly installed on the radiator outside, and power module is to fan and light source power supply.

The technical scheme that its technical problem that solves the utility model adopts further comprises:

Described fan is fixedly mounted on the radiator.

Described power module is fixedly mounted in the adapter.

Described radiator bottom outside offers buckling groove, and the adapter inboard is fixed with clamping joint, and clamping joint is connected in the buckling groove.

On the described radiator temperature switch is installed, power module by temperature switch to fan and light source power supply.

Described temperature switch comprises Thermal Cutoffs, shell fragment and terminal plate, and the Thermal Cutoffs held against heat sink arranges, and shell fragment and terminal plate are fixedly mounted on the radiator by the 4th screw, and Thermal Cutoffs and shell fragment are close to setting.

Described adapter rear end has air inlet.

Described radiator front end is installed with the light-guiding pillar support, is installed with light-guiding pillar on the light-guiding pillar support.

The described light-guiding pillar outside is provided with reflection shield, and reflection shield fixedly is inserted on the light-guiding pillar support.

Described radiator front end is installed with reflection cap.

The beneficial effects of the utility model are: the utility model carries out active heat removal by the form that increases fan in inside, improve radiating efficiency, thereby so that under certain volume, increase the power of product, make less that small product size does, can substitute traditional G12 ceramic gold-halogen lamp fully.Simultaneously, the utility model can also pass through light-guiding pillar, and the light that led light source is shone forwards transfers to scattering all around, reaches the effect that increases illuminated area.

Below in conjunction with the drawings and specific embodiments the utility model is described further.

Description of drawings

Fig. 1 is the utility model embodiment one decomposing state structural representation.

Fig. 2 is the utility model embodiment one backsight structural representation.

Fig. 3 is the utility model embodiment one side-looking structural representation.

Fig. 4 is the utility model embodiment one cross-sectional view.

Fig. 5 is the utility model embodiment two decomposing state structural representations.

Fig. 6 is the utility model embodiment two backsight structural representations.

Fig. 7 is the utility model embodiment two side-looking structural representations.

Fig. 8 is the utility model embodiment two cross-sectional view.

Among the figure, 1-lamp base, 2-adapter, 3-power module, 4-fan, 5-radiator, 6-light source, 7-light-guiding pillar support, 8-light-guiding pillar, 9-Thermal Cutoffs, 10-shell fragment, 11-terminal plate, 12-reflection cap, 13-buckling groove, 14-reflection shield, 15-clamping joint, 16-air inlet.

The specific embodiment

Present embodiment is the utility model preferred embodiment, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection domain.

Embodiment one: the structure in the present embodiment is a kind of LED Down lamp, please referring to accompanying drawing 1 to accompanying drawing 4, the utility model mainly comprises adapter 2, power module 3, radiator 5, fan 4 and light source 6, in the present embodiment, adapter 2 is the bonnet of LED lamp, offers air inlet 16 on the adapter 2, and adapter 2 rear ends are installed with lamp base 1, in the present embodiment, lamp base 1 adopts the GU10 lamp base.Radiator 5 is fixedly mounted on the adapter 2, in the present embodiment, radiator 5 outsides are circle distribution a plurality of radiating fins, being provided with between each radiating fin can be for the slit of circulation of air, in the present embodiment, be fixed with outstanding clamping joint 15 in adapter 2 inboards, the outside, radiator 5 rear ends correspondence position offers buckling groove 13, clamping joint 15 is connected in the buckling groove 13, and radiator 5 and adapter 2 are installed together.Radiator 5 is installed together with adapter 2 and forms an accommodating cavity, power module 3 and fan 4 are arranged in the accommodating cavity, in the present embodiment, power module 3 adopts constant-current source, power module 3 is fixedly mounted on adapter 2 inside by the first screw (not shown in FIG.), fan 4 arranges corresponding to radiator 5, in the present embodiment, fan 4 is fixedly mounted on the radiator 5 by the second screw (not shown in FIG.), can make wind that fan 4 blows out to radiator 5, in the present embodiment, form fan 4, the structure of adapter 2 and radiator 5 threes combination, during use, cold air enters into accommodating cavity inside from the fresh air inlet 16 of adapter 2 back, through the effect of passing through fan 4, make its again from the radiating fin slit of radiator 5 out, simultaneously the heat on the radiator 5 is taken away, the mode by forced heat radiation is radiator 5 coolings.Light source 6 is fixedly installed on radiator 5 outsides, and in the present embodiment, light source 6 is fixedly mounted on the radiator 5 by heat-conducting glue, and the heat that light source 6 can be sent distributes by radiator 5 rapidly, reaches the purpose of heat radiation.In the present embodiment, also be installed with light-guiding pillar support 7 at radiator 5 front ends, light-guiding pillar support 7 is fixedly mounted on the radiator 5 by the 3rd screw (not shown in FIG.), fixedly is fitted with light-guiding pillar 8 on the light-guiding pillar support 7, in the present embodiment, light-guiding pillar 8 bottom surfaces are incident light plane, incident light plane is towards light source 6, light-guiding pillar 8 end faces towards around scatter, end face is the emergent light face, the light that light source 6 sends is injected in the light-guiding pillar 8, around directive behind the light-guiding pillar 8.In the present embodiment, also be provided with reflection shield 14 in light-guiding pillar 8 outsides, reflection shield 14 also fixedly is inserted on the light-guiding pillar support 7, reflection shield 14 inside are provided with reflectorized material, the light-guiding pillar 8 outside light that penetrate penetrate after reflection shield 14 reflections, reach light to the purpose of launching all around, to enlarge range of exposures.In the present embodiment; give fan 4 and light source 6 power supplies by power module 3; in accommodating cavity inside temperature switch is installed also; in the present embodiment; temperature switch comprises Thermal Cutoffs 9; shell fragment 10 and terminal plate 11; Thermal Cutoffs 9 held against heat sink 5 arrange; shell fragment 10 is installed together with terminal plate 11; and be fixedly mounted on the radiator by the 4th screw (not shown in FIG.); Thermal Cutoffs 9 and shell fragment 10 are close to setting; power module 3 is powered to fan 4 and light source 6 by temperature switch; when radiator 5 excess Temperature, Thermal Cutoffs 9 disconnects with shell fragment 10, thereby has disconnected the power supply of fan 4 and light source 6; so that led light source 6 can because excess Temperature causes burning out, not play the effect of protection led light source 6.

Embodiment two: in the present embodiment; be a kind of LED shot-light; please referring to accompanying drawing 5 to accompanying drawing 8; structure in the present embodiment and embodiment one structure basic simlarity, difference is, light-guiding pillar support 7, light-guiding pillar 8 and reflection shield 14 are not set in the present embodiment; and only be mounted by means of screws with reflection cap 12 at radiator 5; reflection cap 12 arranges corresponding to light source 6, can play on the one hand the effect of protection light source 6, the light that light source 6 sends can be converged on the other hand.

The utility model connects on lamp socket in use, and when light source 6 was luminous, fan 4 rotated, and radiator 5 is carried out forced heat radiation.

The utility model carries out active heat removal by the form that increases fan in inside, improves radiating efficiency, thereby so that increase the power of product under certain volume, makes less that small product size does, and can substitute traditional G12 ceramic gold-halogen lamp fully.Simultaneously, the utility model can also pass through light-guiding pillar, and the light that led light source is shone forwards transfers to scattering all around, reaches the effect that increases illuminated area.

Claims

1. the LED lamp of an alternative traditional ceramics Metal halogen lamp, it is characterized in that: described LED lamp comprises adapter, power module, radiator, fan and light source, radiator is fixedly mounted on the adapter, radiator and adapter are installed together and form an accommodating cavity, power module and fan are arranged in the accommodating cavity, fan is corresponding to the radiator setting, and light source is fixedly installed on the radiator outside, and power module is to fan and light source power supply.

2. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 1, it is characterized in that: described fan is fixedly mounted on the radiator.

3. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 1, it is characterized in that: described power module is fixedly mounted in the adapter.

4. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 1, it is characterized in that: described radiator bottom outside offers buckling groove, and the adapter inboard is fixed with clamping joint, and clamping joint is connected in the buckling groove.

5. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 1 is characterized in that: on the described radiator temperature switch is installed, power module by temperature switch to fan and light source power supply.

6. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 5, it is characterized in that: described temperature switch comprises Thermal Cutoffs, shell fragment and terminal plate, the Thermal Cutoffs held against heat sink arranges, shell fragment and terminal plate are fixedly mounted on the radiator by the 4th screw, and Thermal Cutoffs and shell fragment are close to setting.

7. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 1, it is characterized in that: described adapter rear end has air inlet.

8. the LED lamp of the described alternative traditional ceramics Metal halogen lamp of any one in 7 according to claim 1, it is characterized in that: described radiator front end is installed with the light-guiding pillar support, is installed with light-guiding pillar on the light-guiding pillar support.

9. the LED lamp of alternative traditional ceramics Metal halogen lamp according to claim 8 is characterized in that: the described light-guiding pillar outside is provided with reflection shield, and reflection shield fixedly is inserted on the light-guiding pillar support.

10. the LED lamp of the described alternative traditional ceramics Metal halogen lamp of any one in 7 according to claim 1, it is characterized in that: described radiator front end is installed with reflection cap.