CN205001980U - Light -emitting diode (LED) tube lamp - Google Patents

Abstract

The utility model relates to a lighting apparatus technical field relates to a light -emitting diode (LED) tube lamp. It comprises lamp stand, lamp shade and the end plate of arranging the lamp shade open end in, and the inside of end plate is equipped with annular plate, and annular plate's inside is equipped with LED luminous means, and LED luminous means's bottom is passed through the heat sink subassembly and is connected with the other end of lamp shade, the last unanimous crescent air vent of a plurality of incline direction of arranging of annular plate, the outside of end plate is equipped with the clear glass with annular plate and LED luminous means encapsulation. The utility model discloses a heat dissipation mechanism of rational design LED luminous means, lamp shade and the structure of heat sink subassembly realize transmitting to the environment in the produced heat of light -emitting diode (LED) tube lamp is quick, effectual, not only can protect the lamp body, again the very big life of range ground improvement lamps and lanterns.

Description

A kind of LED down

Technical field

The utility model relates to technical field of lighting fixtures, specifically relates to a kind of LED down.

Background technology

LED down, it is the product that application Novel LED illuminating light source improves exploitation on traditional Down lamp basis, contrast with traditional Down lamp and there is energy-conservation, the advantage such as low-carbon (LC), longevity, colour rendering are good, fast response time, the design of LED down is more lightly attractive in appearance, can reach the entirety keeping building decoration unified and perfect, do not destroy the setting of light fixture during installation, light source is hidden in building decoration inside, light source does not expose, free from glare, and the visual effect of people is soft, even.

But, because LED is semiconductor components and devices, when its wafer is subject to temperature impact and reduces to 30% of initial luminous flux, just will lose illumination meaning, namely life termination.In theory, life-span of high-power LED tube light was 3-5 ten thousand hours, but its important prerequisite has good thermal diffusivity.Therefore, the heat dispersion how improving LED down will become the art assistant officer problem to be solved.

Utility model content

For the technical problem existed in prior art, the purpose of this utility model is the LED down providing a kind of heat dispersion high.

To achieve these goals, the technical scheme that the utility model adopts is: a kind of LED down, be made up of lamp socket, lampshade and the end plate that is placed in lampshade openend, the inside of end plate is provided with Circular Plate, the inside of Circular Plate is provided with LED lighting means, and the bottom of LED lighting means is connected with the other end of lampshade by heat-removal bar assembly;

Described Circular Plate is furnished with the crescent passage that several incline directions are consistent, the outside of end plate is provided with the clear glass by Circular Plate and the encapsulation of LED lighting means;

Described LED lighting means is made up of the copper coin that dispels the heat, insulation board, spacing insulated column and LED lamp bead, and heat radiation copper coin is fixed on pedestal, and insulation board is placed on heat radiation copper coin, and offers some circular dead slots be convenient to LED lamp bead and installed; Spacing insulated column is placed in the outside of LED lamp bead and is placed in the circular dead slot of insulation board; The bottom of the luminescence chip of LED lamp bead is connected with heat radiation copper coin by conduction copper platform, heat conductive silica gel successively; The copper post be connected with luminescence chip passes and is electrically connected with the controller in lamp socket from spacing insulated column;

Described heat-removal bar assembly is made up of cylindric gripper shoe, the radiating fin that is placed in the top of cylindric gripper shoe and the installing plate of bottom and is vertically arranged in cylindric gripper shoe outer surface, installing plate offers the installing hole be convenient to heat-removal bar assembly and installed;

The outside of described lampshade offers crisscross longitudinal ventilation groove, transversal ventilation groove.

LED down of the present utility model, its beneficial effect shows:

LED down of the present utility model, the bottom of its LED lighting means is connected with the other end of lampshade by heat-removal bar assembly, be made up of heat radiation copper coin, insulation board, spacing insulated column and LED lamp bead, heat radiation copper coin is fixed on pedestal, insulation board is placed on heat radiation copper coin, and offers some circular dead slots be convenient to LED lamp bead and installed; Spacing insulated column is placed in the outside of LED lamp bead and is placed in the circular dead slot of insulation board; The bottom of the luminescence chip of LED lamp bead is connected with heat radiation copper coin by conduction copper platform, heat conductive silica gel successively; The copper post be connected with luminescence chip passes and is electrically connected with the controller in lamp socket from spacing insulated column.Heat-removal bar assembly is made up of cylindric gripper shoe, the radiating fin that is placed in the top of cylindric gripper shoe and the installing plate of bottom and is vertically arranged in cylindric gripper shoe outer surface, installing plate offers the installing hole be convenient to heat-removal bar assembly and installed.The outside of lampshade offers crisscross longitudinal ventilation groove, transversal ventilation groove.The utility model is by appropriate design LED lighting means, the cooling mechanism of lampshade and the structure of heat-removal bar assembly; the heat realizing LED down to produce is passed in environment fast and effectively; can not only lamp body be protected, the service life of light fixture can be improved again very significantly.

Accompanying drawing explanation

Fig. 1 is the stereogram of LED down of the present utility model.

Fig. 2 is the perspective view of LED down of the present utility model.

Fig. 3 is the structural representation of heat-removal bar assembly.

Fig. 4 is the structural representation of LED lighting means.

Detailed description of the invention

For further describing LED down of the present utility model, below in conjunction with accompanying drawing, it is described further.

A kind of LED down described in Fig. 1-4 is made up of lamp socket 13, lampshade 11 and the end plate 17 that is placed in lampshade 11 openend, the inside of end plate 17 is provided with Circular Plate 16, the bottom that the inside of Circular Plate 16 is provided with LED lighting means 10, LED lighting means 10 is connected with the other end of lampshade 11 by heat-removal bar assembly 19.

Described Circular Plate 16 is furnished with the crescent passage 15 that several incline directions are consistent, the outside of end plate 17 is provided with clear glass Circular Plate 16 and LED lighting means 10 encapsulated.

Described LED lighting means 10 is made up of heat radiation copper coin 8, insulation board 1, spacing insulated column 2 and LED lamp bead 3, and heat radiation copper coin 8 is fixed on pedestal 15, and insulation board 1 is placed on heat radiation copper coin 8, and offers some circular dead slots be convenient to LED lamp bead 3 and installed; Spacing insulated column 2 is placed in the outside of LED lamp bead 3 and is placed in the circular dead slot of insulation board 1; The bottom of the luminescence chip 4 of LED lamp bead 3 is connected with heat radiation copper coin 8 by conduction copper platform 7, heat conductive silica gel 6 successively; The copper post 5 be connected with luminescence chip 4 passes and is electrically connected with the controller in lamp socket 13 from spacing insulated column 2.

Described heat-removal bar assembly 19 is made up of cylindric gripper shoe 191, the radiating fin 193 that is placed in the top of cylindric gripper shoe 191 and the installing plate 190 of bottom and is vertically arranged in cylindric gripper shoe 191 outer surface, installing plate 190 offers the installing hole 192 be convenient to heat-removal bar assembly 19 and installed.

The outside of described lampshade 11 offers crisscross longitudinal ventilation groove 12, transversal ventilation groove 18.

Above content is only to design example of the present utility model and explanation; affiliated those skilled in the art make various amendment to described specific embodiment or supplement or adopt similar mode to substitute; only otherwise depart from the design of utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.

Claims (1)

1. a LED down, it is characterized in that, be made up of lamp socket (13), lampshade (11) and the end plate (17) that is placed in lampshade (11) openend, the inside of end plate (17) is provided with Circular Plate (16), the inside of Circular Plate (16) is provided with LED lighting means (10), and the bottom of LED lighting means (10) is connected with the other end of lampshade (11) by heat-removal bar assembly (19);

Described Circular Plate (16) is furnished with the crescent passage (15) that several incline directions are consistent, the outside of end plate (17) is provided with clear glass Circular Plate (16) and LED lighting means (10) encapsulated;

Described LED lighting means (10) is made up of heat radiation copper coin (8), insulation board (1), spacing insulated column (2) and LED lamp bead (3), heat radiation copper coin (8) is fixed on pedestal (15), insulation board (1) is placed in heat radiation copper coin (8), and offers some circular dead slots be convenient to LED lamp bead (3) and installed; Spacing insulated column (2) be placed in LED lamp bead (3) outside and in the circular dead slot being placed in insulation board (1) bottom of the luminescence chip (4) of LED lamp bead (3) be connected by conduction copper platform (7), heat conductive silica gel (6) and the copper coin (8) that dispels the heat successively; The copper post (5) be connected with luminescence chip (4) passes and is electrically connected with the controller in lamp socket (13) from spacing insulated column (2);

Described heat-removal bar assembly (19) is made up of the installing plate (190) of cylindric gripper shoe (191), the top being placed in cylindric gripper shoe (191) and bottom and the radiating fin (193) that is vertically arranged in cylindric gripper shoe (191) outer surface, installing plate (190) offers the installing hole (192) be convenient to heat-removal bar assembly (19) and installed;

The outside of described lampshade (11) offers crisscross longitudinal ventilation groove (12), transversal ventilation groove (18).