CN206093942U - Heat radiation structure of lamp - Google Patents

Abstract

The utility model discloses a heat radiation structure of lamp, including the casing, the cross -section of casing is circular, and the top of casing is equipped with the opening, and the casing is located one side of lamps and lanterns, is equipped with the luminescence unit on the lamps and lanterns, and the luminescence unit is located the opening part of casing, the inside of casing is equipped with heat conduction piece, heat -conducting unit and blower fan in proper order, and one side of luminescence unit is connected with the heat conduction piece, and it has the second through -hole to open on the heat conduction piece, is equipped with T shape pipe in the second through -hole. The beneficial effect of the utility model: the heat dissipation fin with thermal evaporation to the air in, the inside of heat conduction piece is equipped with T shape pipe, it has the radiating groove to open on the radiating block, makes the radiating block bigger with the area of contact of air, in the blower fan passed through the cold airflow of outside the leading -in casing of T shape pipe, the heat on the radiating block was taken away to the cold airflow radiating groove on the radiating block of flowing through, discharges through the first through -hole on the casing, the radiating effect is strong, has solved the poor shortcoming of current LED lamp radiating effect.

Description

A kind of radiator structure of light fixture

Technical field

This utility model is related to technical field of lamps, more particularly to a kind of radiator structure of light fixture.

Background technology

LED is a kind of semiconductor device of the solid-state that can convert electrical energy into visible ray, and it can directly electric energy Luminous energy is converted into, mercury element is not contained, LED has low small volume, energy consumption, long service life, environmental protection, sturdy and durable, bright High the advantages of, it has been widely used in the technologies such as display screen, illumination, instrument and meter, the advantage of LED is just progressively by people institute Cognition, no matter in terms of energy-saving and emission-reduction, or in terms of service life, also nothing may replace the advantage of LED at present, and with people For the gradually dependence of LED, during the use of LED, also being exposed gradually the drawbacks of in some designs.Its One of middle LED the disadvantage is that, the heat produced by under its working condition is very high, therefore LED generally needs to have Maintaining LED light-emitting component persistently to keep stable operating temperature, the radiator structure in LED is universal at present for radiator structure It is utilized in spreading around Lamp cup and radiating fin is set used as a kind of more reliable radiator structure, this radiating mode structure Simply, but radiating effect is not strong, the service life of bulb is lighted or can be affected because of long-term overheat to light fixture for a long time, is This is it is proposed that a kind of radiator structure of light fixture, solves the above problems.

Utility model content

The purpose of this utility model is and the radiating of a kind of light fixture for proposing in order to solve shortcoming present in prior art Structure.

To achieve these goals, this utility model employs following technical scheme：

A kind of radiator structure of light fixture, including housing, the section of housing is circle, and the top of housing is provided with opening, housing Positioned at the side of light fixture, light fixture is provided with luminescence unit, and luminescence unit is located at the opening of housing, the inside of the housing according to Secondary to be provided with heat-conducting block, heat-conducting unit and blower fan, the side of luminescence unit is connected with heat-conducting block, is provided with second and leads on heat-conducting block Hole, is provided with T-shaped conduit in the second through hole, the two ends of T-shaped conduit all extend to the outside of housing, and heat-conducting block is away from shell nozzle Side is connected with heat-conducting unit, and heat-conducting unit includes heat conductive silica gel and radiating block, is provided with radiating groove, outside radiating block on radiating block Portion is provided with heat conductive silica gel, and the outside of heat conductive silica gel is provided with housing, and the outer wall of housing is provided with heat radiating fin, and heat radiating fin passes through housing It is connected with the outer wall of heat conductive silica gel, heat-conducting unit is provided with blower fan away from the side of heat-conducting block, and blower fan includes support, flabellum And motor, on the inwall of housing, the centre position of support is provided with motor, the output shaft socket of motor to support Have in rotating shaft, and rotating shaft and flabellum is installed, housing is away from being provided with first through hole, and first through hole on a side wall of luminescence unit Positioned at blower fan away from heat-conducting unit side.

Preferably, ten five to three ten radiating grooves are provided with the radiating block, and the specification of each radiating groove is identical.

Preferably, the luminescence unit includes aluminium base, LED lamp bead and lampshade, and aluminium base is pacified away from the side of heat-conducting block Equipped with LED lamp bead, lampshade is installed above LED lamp bead.

Preferably, the housing is away from being provided with five to six first through hole on a side wall of luminescence unit, and first logical Hole is equidistantly distributed in the surrounding of housing.

The beneficial effects of the utility model：Heat transfer luminescence unit produced by heat-conducting block is led to heat-conducting unit Heat is passed to radiating block and heat conductive silica gel in hot cell the heat radiating fin of hull outside by housing, and heat is waved by heat radiating fin It is dealt in air, the inside of heat-conducting block is provided with T-shaped conduit, and radiating groove is provided with radiating block, makes the contact surface of radiating block and air Product is bigger, and outside cold airflow is imported in housing by blower fan by T-shaped conduit, and cold airflow flows through the radiating groove on radiating block, Heat on radiating block is taken away, is discharged by the first through hole on housing, radiating effect is strong, solve existing LED radiating The shortcoming of effect difference.

Description of the drawings

Fig. 1 be the utility model proposes a kind of light fixture radiator structure structural representation；

Fig. 2 be the utility model proposes a kind of light fixture radiator structure heat-conducting unit structural representation；

Fig. 3 be the utility model proposes a kind of light fixture radiator structure blower fan structural representation.

In figure：1 first through hole, 2 blower fans, 3 heat-conducting units, 4 housings, 5 T-shaped conduits, 6 heat-conducting blocks, 7 heat radiating fins, 8 are led Hot silica gel, 9 radiating blocks, 10 radiating grooves, 11 supports, 12 flabellums, 13 motor.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.

Reference picture 1-3, a kind of radiator structure of light fixture, including housing 4, the section of housing 4 is circle, the top of housing 4 Opening is provided with, housing 4 is located at the side of light fixture, and light fixture is provided with luminescence unit, and luminescence unit is located at the opening of housing 4, The inside of housing 4 is sequentially provided with heat-conducting block 6, heat-conducting unit 3 and blower fan 2, and the side of luminescence unit is connected with heat-conducting block 6, leads The second through hole is provided with hot block 6, T-shaped conduit 5 in the second through hole, is provided with, the two ends of T-shaped conduit 5 all extends to the outside of housing 4, Heat-conducting block 6 is connected with heat-conducting unit 3 away from the side that housing 4 is open, and heat-conducting unit 3 includes heat conductive silica gel 8 and radiating block 9, dissipates Radiating groove 10 is provided with hot block 9, the outside of radiating block 9 is provided with heat conductive silica gel 8, and the outside of heat conductive silica gel 8 is provided with housing 4, housing 4 Outer wall be provided with heat radiating fin 7, and heat radiating fin 7 is connected through housing 4 with the outer wall of heat conductive silica gel 8, and heat-conducting unit 3 is away from leading The side of hot block 6 is provided with blower fan 2, and blower fan 2 includes support 11, flabellum 12 and motor 13, and support 11 is arranged on housing 4 On inwall, the centre position of support 11 is provided with motor 13, and the output sleeve of motor 13 is connected in rotating shaft, and rotating shaft to be installed Have a flabellum 12, housing 4 away from being provided with first through hole 1 on a side wall of luminescence unit, and first through hole 1 to be located at blower fan 2 remote Ten five to three ten radiating grooves 10 are provided with the side of heat-conducting unit 3, radiating block 9, and the specification of each radiating groove 10 are identical, Luminescence unit includes aluminium base, LED lamp bead and lampshade, and aluminium base is provided with LED lamp bead, LED lamp bead away from the side of heat-conducting block 6 Top lampshade is installed, housing 4 away from being provided with five to six first through hole 1 on a side wall of luminescence unit, and first logical Hole 1 is equidistantly distributed in the surrounding of housing 4.

Operation principle：LED lamp bead is luminous to produce heat, and to aluminium base, heat-conducting block 6 is by the heat on aluminium base for heat transfer Heat-conducting unit 3 is passed to, heat is passed to outside housing 4 by the radiating block 9 and heat conductive silica gel 8 in heat-conducting unit 3 by housing 4 Heat radiating fin 7, heat radiating fin 7 evaporate into heat in air, and the inside of heat-conducting block 6 is provided with T-shaped conduit 5, the two ends of T-shaped conduit 5 The outside of housing 4 is extend out to, radiating groove 10 on radiating block 9, is provided with, makes radiating block 9 bigger with the contact area of air, blower fan 2 Outside cold airflow is imported in housing 4 by T-shaped conduit 5, cold airflow flows through the radiating groove 10 on radiating block 9, by radiating block 9 On heat take away, discharged by the first through hole 1 on housing 4, radiating effect is strong, solves existing LED radiating effect poor Shortcoming.

The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not Be confined to this, any those familiar with the art in the technical scope that this utility model is disclosed, according to this practicality New technical scheme and its utility model design in addition equivalent or change, should all cover in protection model of the present utility model Within enclosing.

Claims (4)

1. a kind of radiator structure of light fixture, including housing（4）, housing（4）Section for circle, housing（4）Top be provided with out Mouthful, housing（4）Positioned at the side of light fixture, light fixture is provided with luminescence unit, and luminescence unit is located at housing（4）Opening at, its It is characterised by, the housing（4）Inside be sequentially provided with heat-conducting block（6）, heat-conducting unit（3）And blower fan（2）, luminescence unit Side is connected with heat-conducting block（6）, heat-conducting block（6）On be provided with the second through hole, T-shaped conduit is provided with the second through hole（5）, T-shaped conduit （5）Two ends all extend to housing（4）Outside, heat-conducting block（6）Away from housing（4）The side of opening is connected with heat-conducting unit （3）, heat-conducting unit（3）Including heat conductive silica gel（8）And radiating block（9）, radiating block（9）On be provided with radiating groove（10）, radiating block（9） Outside be provided with heat conductive silica gel（8）, heat conductive silica gel（8）Outside be provided with housing（4）, housing（4）Outer wall be provided with heat radiating fin （7）, and heat radiating fin（7）Through housing（4）With heat conductive silica gel（8）Outer wall be connected, heat-conducting unit（3）Away from heat-conducting block（6） Side be provided with blower fan（2）, blower fan（2）Including support（11）, flabellum（12）And motor（13）, support（11）It is arranged on Housing（4）Inwall on, support（11）Centre position motor is installed（13）, motor（13）Output sleeve be connected to turn Flabellum is installed on axle, and rotating shaft（12）, housing（4）Away from being provided with first through hole on a side wall of luminescence unit（1）, and the One through hole（1）Positioned at blower fan（2）Away from heat-conducting unit（3）Side.

2. a kind of radiator structure of light fixture according to claim 1, it is characterised in that the radiating block（9）On be provided with ten Five to three ten radiating grooves（10）, and each radiating groove（10）Specification it is identical.

3. the radiator structure of a kind of light fixture according to claim 1, it is characterised in that the luminescence unit includes aluminium base Plate, LED lamp bead and lampshade, aluminium base is away from heat-conducting block（6）Side LED lamp bead is installed, lamp is installed above LED lamp bead Cover.

4. a kind of radiator structure of light fixture according to claim 1, it is characterised in that the housing（4）Away from luminous list Five to six first through hole are provided with one side wall of unit（1）, and first through hole（1）In housing（4）Surrounding equidistantly distribute.