CN202432270U

CN202432270U - Ventilation type radiating LED (Light-Emitting Diode) bulb

Info

Publication number: CN202432270U
Application number: CN2011204540778U
Authority: CN
Inventors: 沈李豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-16
Filing date: 2011-11-16
Publication date: 2012-09-12
Anticipated expiration: 2021-11-16

Abstract

The utility model discloses a ventilation type radiating LED (Light-Emitting Diode) bulb, relating to the field of LED illumination. The ventilation type radiating LED bulb comprises a lamp head, a lamp cup, a power source device, a circuit board, a light-emitting diode and a lampshade, wherein the lamp cup is a hollow cavity with openings at the upper and lower ends; the lamp head is fixedly mounted at the lower end of the lamp cup; the circuit board and the light-emitting diode are mounted in the lamp cup; a sealing sheet isolates a space where A vent holes exist from a space where the power source device exists inside the cavity; the ventilation type radiating LED bulb further comprises a support body and a ventilation ring; B vent holes produced on an outer ring of the support body are located below a ventilation gap between teeth of a shoulder part of the ventilation ring, so that hot air heated in the lamp cup flows out of the lamp from the B vent holes through the ventilation gap between the teeth of the shoulder part of the ventilation ring to realize heat dissipation; and the lampshade is configured with the upper end of the ventilation ring. As metal sheet heat dissipation is changed into ventilation heat dissipation, good heat dissipation effect is obtained. The power source device is sealed in the lamp head by the sealing sheet, so that the ventilation type radiating LED bulb, disclosed by the utility model, not only can be used for indoor illumination, but is also suitable for outdoor use.

Description

A kind of LED bulb of permeability type heat radiation

Technical field

The utility model relates to the LED lighting field, particularly a kind of LED bulb of permeability type heat radiation.

Background technology

The LED lamp is popular in recent years a kind of novel illumination light fixture, lamp tube type is wherein arranged, and bulb-type is also arranged, its bulb-type be called the LED bulb.

The LED bulb of prior art in order to let heat scatter fast, can paste circuit board usually heat radiation supporting body dispel the heat (heat abstractor) is being installed; Its supporting body generally adopts metal material, and so, not only the weight of LED lamp obviously increases; And the structure of LED lamp becomes complicated; Manufacture craft is loaded down with trivial details, and material cost increases, and causes product cost higher.

Therefore, how to solve the heat dissipation problem of LED bulb, should good heat dissipation effect, problem simple in structure again, be one of direction of LED bulb development.

Summary of the invention

The utility model is intended to overcome the above-mentioned deficiency of prior art, and a kind of LED bulb of permeability type heat radiation is provided.Its good heat dissipation effect, radiator structure is simple, and luminous even, light efficiency is high.

For this reason, the technical scheme that addresses the above problem of the utility model is:

The LED bulb of a kind of permeability type heat radiation of the utility model; Comprise lamp holder, Lamp cup, supply unit, circuit board, light emitting diode and lampshade, Lamp cup are the cavity body of both ends open up and down; Lamp holder is installed in the lower end of Lamp cup, and circuit board and light emitting diode are installed in the Lamp cup; The upper end of lamp holder is that opening is at last cavity; Supply unit is installed in bottom in this cavity; Diaphragm seal is installed in this cavity and above supply unit; The sidewall of this cavity above the diaphragm seal is provided with as air and flows into the A air-vent in lamp holder and the Lamp cup, and diaphragm seal is with the spatial separation at the space and the supply unit place at A air-vent place in this cavity; Also comprise supporter and ventilative ring, ring and outer shroud in supporter comprises, the two ends of interior ring and outer shroud are all opening-like; Form an assemblage gap between interior ring and the outer shroud; On the outer shroud of supporter, be shaped on the B air-vent, the body of supporter and the upper end of Lamp cup coupling, supporter is disposed at the upper end of Lamp cup; The two ends up and down of ventilative ring are all opening-like; The upper end of ventilative ring outwards turns down and forms the flat shoulder of stretching; Said shoulder is processed dentation; Form ventilative gap between tooth and the tooth; The lower end of ventilative ring puts in the assemblage gap that forms between interior ring and the outer shroud of supporter and is positioned, and, below the tooth of the said shoulder of ventilative ring and the said ventilative gap between the tooth, causes heated hot-air in the Lamp cup to flow out through the tooth of the said shoulder of ventilative ring and the said ventilative gap between the tooth lamp outside realizing from the B air-vent and dispels the heat at the B air-vent that is shaped on the outer shroud of supporter; Lampshade is equipped with the upper end of ventilative ring.

Technique scheme is further set forth:

Perhaps, radiator is set in Lamp cup.

Circuit board is electrically connected with supply unit.

Make the screw thread that spins with the input power supply on the lamp holder.

The beneficial effect of the LED bulb of a kind of permeability type heat radiation of the utility model is: one of which; To change into the air ventilation heat radiation with the sheet metal heat radiation; Heat in the bulb is dispersed into rapidly in the outer air of lamp through air is mobile; Good heat dissipation effect, especially under the situation of little wattage, the radiator that fully can the alternative metals sheet be combined into.Its process is; The outer cold air of lamp A air-vent from the lamp holder flows in the Lamp cup; Absorb and take away the heat that circuit board and light emitting diode produce and become hot-air, this hot-air flows out through the tooth of the said shoulder of ventilative ring and the said ventilative gap between the tooth lamp outside realizing from the B air-vent and dispels the heat.Its two, radiator structure becomes simply, reduces the consumption of metal material, simplifications that also become of the manufacture craft of whole bulb, the manufacturing cost decline of bulb, thus can improve the competitiveness of product in market.Its three, supporter and ventilative ring design novel ingeniously, ventilative ring is designed to gear-like, utilizes the gap of tooth and between cog to ventilate, the while ventilative ring of gear-like is unique in appearance attractive in appearance, more can attract the consumer.Its four, supply unit and circuit board and light emitting diode are isolated and are provided with, circuit board and light emitting diode are positioned at the top of diaphragm seal, dispel the heat through circulation of air; In the lamp holder that supply unit is sealed in by diaphragm seal, avoid rainwater to flow to from the A air-vent and make supply unit by humidity, therefore, the utility model not only can also suit in outdoor application at room lighting.

Description of drawings

Fig. 1 is one of a utility model embodiment decomposing schematic representation;

Fig. 2 is two decomposing schematic representations of the utility model embodiment;

Fig. 3 is ventilative ring supporter sketch map;

Fig. 4 is the supporter sketch map;

Fig. 5 is Lamp cup, supporter and the equipped sketch map of ventilative ring;

Fig. 6 is the utility model heat radiation mechanism sketch map.

Among the figure: 1, lamp holder; 2, Lamp cup; 3, A air-vent; 4, supporter; 41, interior ring; 42, outer shroud; 43, assemblage gap; 44, B air-vent; 5, ventilative ring; 51, shoulder; 52, tooth; 53, ventilative gap; 6, lampshade; 7, circuit board; 8, light emitting diode; 9, supply unit; 10, radiator; 11, diaphragm seal; 12, flow to gas; 13, eluting gas.

The specific embodiment

Below, introduce the specific embodiment of the utility model in conjunction with the accompanying drawings.

Like Fig. 1-shown in Figure 6; The utility model comprises lamp holder 1, Lamp cup 2, and supply unit 9, circuit board 7, light emitting diode 8 and lampshade 6, Lamp cup 2 are the cavity body of both ends open up and down; Lamp holder 1 is installed in the lower end of Lamp cup 2, and circuit board 7 and light emitting diode 8 are installed in the Lamp cup 2; The upper end of lamp holder 1 is that opening is at last cavity; Supply unit 9 is installed in bottom in this cavity; Diaphragm seal 11 is installed in this cavity and above supply unit 9; The sidewall of this cavity above the diaphragm seal 11 is provided with as air and flows into A air-vent in lamp holder 1 and the Lamp cup 2 (be the A air-vent with lamp holder 1 and Lamp cup 2 in communicate), the spatial separation that diaphragm seal 11 belongs to the space and the supply unit 9 at 3 places of A air-vent in this cavity; Also comprise supporter 4 and ventilative ring 5; Ring 41 and outer shroud 42 in supporter 4 comprises; The two ends of interior ring 41 and outer shroud 42 are all opening-like, form an assemblage gap 43 between interior ring 41 and the outer shroud 42, on the outer shroud 42 of supporter 4, are shaped on a plurality of B air-vents 44; The upper end coupling of the body of supporter 4 and Lamp cup 2, supporter 4 is disposed at the upper end of Lamp cup 2 and is positioned at supporter 4; The two ends up and down of ventilative ring 5 are all opening-like; The upper end of ventilative ring 5 outwards turns down and forms the flat shoulder of stretching 51; Said shoulder 51 is processed dentation (the whole circle that is said shoulder 51 is shaped on many teeth 52); Form ventilative gap 53 between tooth 52 and the tooth 52; The assemblage gap that forms between the interior ring 41 that the lower end of ventilative ring 5 puts in supporter 4 and the outer shroud 42 43 is interior and be positioned; (quantity of B air-vent 44 is less than the quantity in said ventilative gap 53 generally speaking below the tooth 52 of the said shoulder 51 of ventilative ring 5 and the said ventilative gap 53 between the tooth 52 at the B air-vent 44 that is shaped on the outer shroud 42 of supporter 4; The position in said ventilative gap 53 is not necessarily relative up and down one by one with the position of B air-vent 44, if B air-vent 44 with state ventilative 53 in gap and can ventilate), cause heated hot-air in the Lamp cup 2 from B air-vent 44 through the tooth 52 of the said shoulder 51 of ventilative ring 5 with the said ventilative gap 53 between the tooth 52 outside the outflow lamp with realization dispel the heat (as shown in Figure 6).

Perhaps, as shown in Figure 2, radiator 10 is set in Lamp cup 2, radiator 10 is metal material or non-metallic material, the shape of radiator 10 can be varied.

Make the screw thread that spins with the input power supply on the lamp holder 1.

The shape of lampshade 6 is varied.

Describe the specific embodiment of the utility model above in detail.The embodiment that should be appreciated that the utility model is not limited in this, and its purpose only is used to help to understand the spirit of the utility model.Under the guidance of the spirit that the utility model disclosed, the various variant that the utility model is done all fall in the scope of the utility model.

Claims

1. the LED bulb of permeability type heat radiation comprises lamp holder, Lamp cup, supply unit, circuit board, light emitting diode and lampshade, Lamp cup be about the cavity body of both ends open, lamp holder is installed in the lower end of Lamp cup, circuit board and light emitting diode are installed in the Lamp cup; It is characterized in that: the upper end of lamp holder is that opening is at last cavity; Supply unit is installed in bottom in this cavity; Diaphragm seal is installed in this cavity and above supply unit; The sidewall of this cavity above the diaphragm seal is provided with as air and flows into the A air-vent in lamp holder and the Lamp cup, and diaphragm seal is with the spatial separation at the space and the supply unit place at A air-vent place in this cavity; Also comprise supporter and ventilative ring, ring and outer shroud in supporter comprises, the two ends of interior ring and outer shroud are all opening-like; Form an assemblage gap between interior ring and the outer shroud; On the outer shroud of supporter, be shaped on the B air-vent, the body of supporter and the upper end of Lamp cup coupling, supporter is disposed at the upper end of Lamp cup; The two ends up and down of ventilative ring are all opening-like; The upper end of ventilative ring outwards turns down and forms the flat shoulder of stretching; Said shoulder is processed dentation; Form ventilative gap between tooth and the tooth; The lower end of ventilative ring puts in the assemblage gap that forms between interior ring and the outer shroud of supporter and is positioned, and, below the tooth of the said shoulder of ventilative ring and the said ventilative gap between the tooth, causes heated hot-air in the Lamp cup to flow out through the tooth of the said shoulder of ventilative ring and the said ventilative gap between the tooth lamp outside realizing from the B air-vent and dispels the heat at the B air-vent that is shaped on the outer shroud of supporter; Lampshade is equipped with the upper end of ventilative ring.

2. the LED bulb of a kind of permeability type heat radiation according to claim 1 is characterized in that: radiator is set in Lamp cup.

3. the LED bulb of a kind of permeability type heat radiation according to claim 1, it is characterized in that: circuit board is electrically connected with supply unit.

4. the LED bulb of a kind of permeability type heat radiation according to claim 1 is characterized in that: make the screw thread that spins with the input power supply on the lamp holder.