CN203549613U

CN203549613U - Led ceiling lamp

Info

Publication number: CN203549613U
Application number: CN201320581713.2U
Authority: CN
Inventors: 胡德斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-22
Filing date: 2013-09-22
Publication date: 2014-04-16
Anticipated expiration: 2023-09-22

Abstract

The utility model discloses an LED ceiling lamp comprising a radiator, an LED light source and a surface ring. The LED light source is mounted in the radiator, and the surface ring is connected and fixed with the upper end of the radiator. The radiator comprises a light source mounting groove and a plurality of heat-radiating columns, the light source mounting groove is arranged at the upper end of the radiator, and the heat-radiating columns are vertically arranged at the back of the light source mounting groove. The LED light source is mounted in the light source mounting groove. Heat generated by the LED light source can be transmitted to the radiator rapidly, so that rise of the junction temperature of the LED light source due to heat accumulation can be avoided. The radiator comprises the heat-radiating columns, and a plurality of heat-radiating pieces are vertically arranged on the outer wall surface of each heat-radiating column, so that heat radiation area can be increased. The heat-radiating pieces are arrayed in a vertex mode around the center axis of each heat-radiating column, and each heat-radiating piece can fully contact with the air to realize rapid heat radiation, so that the temperature of the LED light source is enabled to be kept at a certain working temperature range when the LED ceiling lamp is in use, and the service life of the LED light source is prolonged.

Description

LED Ceiling light

Technical field

The utility model relates to LED lighting field, particularly a kind of heat radiation LED Ceiling light fast.

Background technology

At present, LED light source is long, pollution-free with the life-span, light efficiency high just progressively replace incandescent and fluorescent light, LED Ceiling light is to be embedded in ceiling, the lighting of penetrating under light, is widely used in hotel, western-style restaurant, coffee shop, office, market, museum and household room lighting.。Although the LED light source in LED Ceiling light has without mercury nontoxic, no electromagnetic pollution, without harm ray, energy-conserving and environment-protective, the features such as long service life, but LED light source can send a large amount of heats, as the heat of generation not shed, just can cause the life-span of LED light source greatly to be reduced, and LED light source can not keep good working order, therefore smallpox lamp body is generally the heat radiation body of being made by the high metal material of thermal conductivity factor or connects radiator on smallpox lamp body and dispels the heat, the fine or not direct relation of the radiating effect of light fixture the service life of LED light source and the speed of light decay.

Therefore the radiating efficiency that, how to improve LED Ceiling light is technical problem urgently to be resolved hurrily in the industry.

Utility model content

Main purpose of the present utility model is to provide a kind of LED Ceiling light, is intended to improve the radiating rate of LED Ceiling light, makes LED Ceiling light in use, and its inner temperature remains on a lower temperature range.

The utility model proposes a kind of LED Ceiling light, the face ring that comprises radiator, is arranged on LED light source in described radiator and is connected and fixed with the upper end of described radiator, described radiator comprises the some thermal columns that are arranged at the light source mounting groove of upper end and are vertically arranged on described light source mounting groove back, in the outside wall surface of described thermal column, be vertically provided with some fin, described fin is turbine-like arrangement around the central shaft of described thermal column; Described LED light source is arranged in described light source mounting groove.

Preferably, described ring is that thermal conductive metallic material is made, in the outside wall surface of described light source mounting groove, be provided with the first screw thread, on the internal face of described ring, be provided with the second screw thread with described the first screw thread adaptation, between described radiator and described ring, by the mode of being spirally connected, be connected and fixed.

Preferably, on the upper surface of described ring, be provided with some crescents that are the arc of turbine-like distribution.

The radiator of LED Ceiling light of the present utility model comprises the some thermal columns that are arranged at the light source mounting groove of upper end and are vertically arranged on light source mounting groove back, LED light source is arranged in light source mounting groove, the heat that LED light source produces can conduct fast to radiator, can prevent that thermal accumlation from causing the junction temperature of LED light source to raise;

Radiator comprises a plurality of thermal columns, in the outside wall surface of thermal column, be vertically provided with some fin, energy increasing heat radiation area, fin is turbine-like arrangement around the central shaft of thermal column, each fin can contact with air fully, realizes quick heat radiating, makes LED Ceiling light in use, the temperature of its LED light source remains in certain operating temperature range, extends the service life of LED light source.

Accompanying drawing explanation

Fig. 1 is the structural representation of radiator in an embodiment of the utility model LED Ceiling light;

Fig. 2 is the top view of LED Ceiling light in an embodiment of the utility model LED Ceiling light;

Fig. 3 is the stereogram of LED Ceiling light in an embodiment of the utility model LED Ceiling light;

The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.

The specific embodiment

Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.

Referring to figs. 1 through Fig. 3, one embodiment of LED Ceiling light of the present utility model is proposed, this LED Ceiling light comprises radiator 10, be arranged on LED light source in radiator 10, be located at LED lens on LED light source, for the cover of fixed L ED lens and the face ring 20 that is connected and fixed with the upper end of radiator 10, LED light source is comprised of aluminium base and some LED lamp pearls of being arranged on aluminium base.Radiator 10 comprises the some thermal columns 11 that are arranged at the light source mounting groove 12 of upper end and are vertically arranged on light source mounting groove 12 backs, LED light source is arranged in light source mounting groove 12, LED lens are located on LED lamp pearl one by one, cover is provided with the light hole with the upper surface adaptation of LED lens, cover lid is located at the upper end light-emitting window of light source mounting groove 12, and the upper surface of LED lens is placed in the light hole of cover.

LED light source is fixed by screws in the bottom of light source mounting groove 12, and aluminium base fully contacts with the bottom of light source mounting groove 12, and the heat that LED light source produces can conduct fast to radiator 10, can prevent that thermal accumlation from causing the junction temperature of LED light source to raise.Radiator 10 is for adopting aluminum alloy materials die cast, and light source mounting groove 12 is rounded, and between a plurality of thermal columns 11, interval arranges, and each thermal column 11 can 360 ° fully contacts with air, and large with the contact area of air, quickening is dispelled the heat.Gap between thermal column 11 can ventilate, and can accelerate circulation of air, improves radiating rate.In the outside wall surface of thermal column 11, be vertically provided with some fin 110, energy increasing heat radiation area, fin 110 is turbine-like arrangement around the central shaft of thermal column 11, each fin 110 can contact with air fully, realize quick heat radiating, make LED Ceiling light in use, the temperature of its LED light source remains in certain operating temperature range, extends the service life of LED light source.

In the outside wall surface of light source mounting groove 12, be provided with the first screw thread, on the internal face of face ring 20, be provided with the second screw thread with the first screw thread adaptation, face ring 20 is enclosed within on light source mounting groove 12, by being threaded of the first screw thread and the second screw thread, completes being connected between radiator 10 and face ring 20.Attended operation between radiator 10 and face ring 20 is without instrument, and attended operation is convenient, fast, can improve the packaging efficiency of LED Ceiling light.

Face ring 20 is made for thermal conductive metallic material, has heat conduction, thermolysis, and face ring 20 is connected with radiator 10, and the heat on radiator 10 can conduct to face

ring

20,20 additional cooler 10 heat radiations of face ring.

On the upper surface of face ring 20, be provided with some crescents 21 that are the arc that turbine-like distributes, crescent 21 the area of dissipation that can increase face ring 20 is set, improve radiating rate.And, crescent 21 the aesthetics that can improve face ring 20 is set, make the outward appearance of LED Ceiling light more good-looking.

The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a LED Ceiling light, the face ring that comprises radiator, is arranged on LED light source in described radiator and is connected and fixed with the upper end of described radiator, it is characterized in that, described radiator comprises the some thermal columns that are arranged at the light source mounting groove of upper end and are vertically arranged on described light source mounting groove back, in the outside wall surface of described thermal column, be vertically provided with some fin, described fin is turbine-like arrangement around the central shaft of described thermal column; Described LED light source is arranged in described light source mounting groove.

2. LED Ceiling light according to claim 1, it is characterized in that, described ring is that thermal conductive metallic material is made, in the outside wall surface of described light source mounting groove, be provided with the first screw thread, on the internal face of described ring, be provided with the second screw thread with described the first screw thread adaptation, between described radiator and described ring, by the mode of being spirally connected, be connected and fixed.

3. LED Ceiling light according to claim 2, is characterized in that, is provided with some crescents that are the arc of turbine-like distribution on the upper surface of described ring.