CN204313070U - A kind of LED bulb - Google Patents

Abstract

The utility model discloses a kind of LED bulb, particularly a kind of Stability Analysis of Structures, LED bulb that heat dispersion is good, it comprises drain pan, base, lamp housing, luminescence unit, lampshade, described drain pan is connected with base by screw thread, described lamp housing is truncated cone-shaped structure, described lamp housing is overall integral structure, lamp housing adopts a bulk metallic materials to process, structurally integrated setting, this vibrational power flow ensure that the strength and stability of lamp housing, more evenly unification in material, like this on heat transfer and heat radiation evenly and rapidly, avoid local temperature too high, effectively can improve service life and the reliability of whole lamp, and decrease production craft step and discarded object and leftover pieces, improve stock utilization, environmental protection more.

Description

A kind of LED bulb

Technical field

The utility model relates to a kind of LED, particularly a kind of Stability Analysis of Structures, LED bulb that heat dispersion is good.

Background technology

LED (Light Emitting Diode), it is a kind of solid-state semiconductor devices, it directly can be converted into light electricity, heat radiation is the principal element affecting LED lamp illumination intensity, LED lamp is higher by 80% than traditional incandescent lamp efficiency, but its LED component and drive circuit heat dissipation capacity are very large, if these heats do not have suitable emitting, the luminosity of LED lamp and life-span all can sharply decline; The luminescence unit of LED bulb of the prior art and lamp housing are generally be divided into several parts then to assemble, so just cause each several part assembly joining place heat conduction velocity variation, material heterogeneity, the intensity of uneven, the lamp housing of dispelling the heat and structure firm not etc., the contact surface space of luminescence unit and lamp housing is too small, is also unfavorable for heat radiation; And a large amount of leftover bits can be produced in the process of producing, be unfavorable for the utilization of material.

Utility model content

Technical problem to be solved in the utility model is to provide that a kind of structural design is stablized rationally, perfect heat-dissipating, safety and firmness, LED bulb easy to assembly.

It is that this LED bulb comprises drain pan that the utility model solves the problems of the technologies described above adopted technical scheme, base, lamp housing, luminescence unit, lampshade, described drain pan is connected with base by screw thread, described lamp housing is truncated cone-shaped structure, described lamp housing is overall integral structure, one end that cross-sectional area is little is hatch frame, the outer rim of the hatch frame of described lamp housing is provided with screw thread, lamp socket is connected with lamp housing by screw thread, one end that cross-sectional area is large is enclosed construction, the bottom of the enclosed construction of described lamp housing forms base plate, the LED chip of described luminescence unit is arranged on base plate, described lamp housing is connected by draw-in groove with lampshade, the outer application of described lamp housing has plastic layer.

Lamp housing of the present utility model adopts a bulk metallic materials to process, structurally integrated setting, this vibrational power flow ensure that the strength and stability of lamp housing, more evenly unification in material, like this on heat transfer and heat radiation evenly and rapidly, avoid local temperature too high, effectively can improve service life and the reliability of whole lamp.

The setting of integration, in the process of assembling, effectively decrease production craft step, after intensity increases, assembling speed and efficiency have also been obtained lifting.Mechanical strength and the quality of final products have also been obtained lifting.

Decrease discarded object and leftover pieces, improve stock utilization, more environmental protection.

Homogenizing on material, convenient painted plastic layer.

Preferably, also graphite linings is provided with between described lamp housing and plastic layer.

The setting of graphite linings, has fully played the heat radiation advantage of integrated lamp housing further, has greatly improved the radiating effect of whole lamp, the application of whole lamp is further expanded.

Preferably, the base plate of described lamp housing is provided with graphite linings.

Heat better from inside derive, and conduction evenly, the temperature that effectively prevent lampshade inside is higher.

Preferably, the plastic layer that described lamp housing contacts with air is the fin shape of many folds.

Increase area of dissipation, be more conducive to heat radiation, and be more conducive to use the taking and placing in installation process.

Preferably, the metal inside hollow of described lamp housing.

Increase heat conducting area and heat-dissipating space, improve radiating effect further.

Preferably, the plastic layer material of described lamp housing is one or more in polyamide-based, PET series, epoxy resin.

Different materials heat-conductive characteristic is good, and cost performance is high.

Preferably, the metal level of described lamp housing is aluminium alloy layer.

The metal level of lamp housing adopts aluminium alloy, and source is wider, and cost performance is higher.

Preferably, described base plate is provided with passage.

Floor arranges passage, is more conducive to heat radiation, avoids the too high generation safety problem of cavity temperature.

Preferably, described lampshade is spherical.

Lampshade is set to spherical, and space is larger, is conducive to further heat radiation, simultaneously also more attractive in appearance.

The utility model compared with the existing technology has the following advantages and effect:

1, lamp housing of the present utility model adopts a bulk metallic materials to process, structurally integrated setting, this vibrational power flow ensure that the strength and stability of lamp housing, more evenly unification in material, like this on heat transfer and heat radiation evenly and rapidly, avoid local temperature too high, effectively can improve service life and the reliability of whole lamp; The setting of integration, in the process of assembling, effectively decrease production craft step, after intensity increases, assembling speed and efficiency have also been obtained lifting.Mechanical strength and the quality of final products have also been obtained lifting; Decrease discarded object and leftover pieces, improve stock utilization, more environmental protection; Homogenizing on material, convenient painted plastic layer.

2, between lamp housing and plastic layer and base plate be provided with graphite linings, heat transfer evenly.

3, the plastic layer that lamp housing contacts with air is the fin shape of fold, increases area of dissipation, is more conducive to heat radiation, and is more conducive to use the taking and placing in installation process.

4, the plastic layer material of lamp housing is one or more in polyamide-based, PET series, epoxy resin, and this different materials heat-conductive characteristic is good, and cost performance is high.

5, the metal level of lamp housing is aluminium alloy layer, and cost performance is high.

6, base plate is provided with passage, is more conducive to heat radiation, avoids the too high generation safety problem of cavity temperature.

7, lampshade is set to spherical, and space is larger, is conducive to further heat radiation, simultaneously also more attractive in appearance.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the top view of lamp housing of the present utility model.

Label declaration: 1, drain pan; 2, base; 3, lamp housing; 4, luminescence unit; 5, lampshade; 6, base plate; 7, lamp housing aluminium alloy layer; 8, graphite linings; 9, plastic layer.

Detailed description of the invention

Be described in further detail the utility model below in conjunction with embodiment, following examples are that the utility model is not limited to following examples to explanation of the present utility model.

The utility model discloses a kind of LED bulb, it comprises drain pan 1, base 2, lamp housing 3, luminescence unit 4, lampshade 5, drain pan 1 is connected with base 2 by screw thread, lamp housing 3 is truncated cone-shaped structure, lamp housing 3 is overall integral structure, one end that cross-sectional area is little is hatch frame, the outer rim of the hatch frame of lamp housing 3 is provided with screw thread, lamp socket 2 is connected with lamp housing 3 by screw thread, one end that cross-sectional area is large is enclosed construction, the bottom of the enclosed construction of lamp housing 3 forms base plate 6, the LED chip of luminescence unit 4 is arranged on base plate 6, lamp housing 3 is connected by draw-in groove with lampshade 5, the outer application of lamp housing 3 has plastic layer 9.

Lamp housing 3 adopts a bulk metallic materials to process, structurally integrated setting, this vibrational power flow ensure that the strength and stability of lamp housing 3, more evenly unification in material, like this on heat transfer and heat radiation evenly and rapidly, avoid local temperature too high, effectively can improve service life and the reliability of whole lamp.

The setting of integration, in the process of assembling, effectively decrease production craft step, after intensity increases, assembling speed and efficiency have also been obtained lifting.Mechanical strength and the quality of final products have also been obtained lifting.

Decrease discarded object and leftover pieces, improve stock utilization, more environmental protection.

Homogenizing on material, convenient painted plastic layer.

Also be provided with graphite linings 8 between lamp housing aluminium alloy layer 7 and plastic layer 9, the setting of graphite linings, fully played the heat radiation advantage of integrated lamp housing further, greatly improved the radiating effect of whole lamp, the application of whole lamp is further expanded.

The base plate 6 of lamp housing 3 is provided with graphite linings, make heat better from inside derive, and conduction evenly.

The plastic layer 9 that lamp housing 3 contacts with air is arranged to the fin shape of many folds, which increases area of dissipation, is more conducive to heat radiation, and is more conducive to use the taking and placing in installation process.

The metal inside hollow of lamp housing 3, which increases heat conducting area and heat-dissipating space.

Plastic layer 9 material of lamp housing 3 is one or more in polyamide-based, PET series, epoxy resin, this different materials is all more common engineering material, all have good physics and chemical property, heat-conductive characteristic is good, and cost performance is high.

The metal level 7 of lamp housing 3 is aluminium alloy layer, and the metal level of lamp housing adopts aluminium alloy, and source is wider, and cost performance is higher.

Base plate 6 is provided with passage, base plate arranges passage, be more conducive to heat radiation, avoid the too high generation safety problem of cavity temperature.

Lampshade 5 is spherical, and lampshade is set to spherical, and space is larger, is conducive to further heat radiation, simultaneously also more attractive in appearance.

In above embodiment, consider from the angle of cost and processing technology, also can save graphite linings 8, although radiating effect declines to some extent, also higher than prior art, still can realize utility model object of the present utility model.

In above embodiment, the metal inside of lamp housing 3 also can be arranged to solid.Although can increase cost solid, add trade union convenient, heat conduction efficiency is also higher, and radiating effect is better.

In above embodiment, can also arrange layer of silica gel between the aluminium alloy layer of lamp housing 3 and graphite linings 8, such radiating effect is better.

In addition, it should be noted that, the specific embodiment described in this description, the shape, institute's title of being named etc. of its parts and components can be different.All equivalences of doing according to structure, feature and the principle described in the utility model inventional idea or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.

Claims (8)

1. a LED bulb, comprise drain pan (1), base (2), lamp housing (3), luminescence unit (4), lampshade (5), it is characterized in that: described drain pan (1) is connected with base (2) by screw thread, described lamp housing (3) is truncated cone-shaped structure, described lamp housing (3) is overall integral structure, one end that cross-sectional area is little is hatch frame, the outer rim of the hatch frame of described lamp housing (3) is provided with screw thread, lamp socket (2) is connected with lamp housing (3) by screw thread, one end that cross-sectional area is large is enclosed construction, the bottom of the enclosed construction of described lamp housing (3) forms base plate (6), the LED chip of described luminescence unit (4) is arranged on base plate (6), described lamp housing (3) is connected by draw-in groove with lampshade (5), the outer application of described lamp housing (3) has plastic layer (9).

2. a kind of LED bulb according to claim 1, is characterized in that also being provided with graphite linings (8) between described lamp housing (3) aluminium alloy layer and plastic layer (9).

3. a kind of LED bulb according to claim 1, the base plate (6) that it is characterized in that described lamp housing (3) is provided with graphite linings.

4. a kind of LED bulb according to claim 1,2 or 3, is characterized in that the fin shape that the plastic layer (9) that described lamp housing (3) contacts with air is many folds.

5. a kind of LED bulb according to claim 4, is characterized in that the metal inside hollow of described lamp housing (3).

6. a kind of LED bulb according to claim 1, is characterized in that the metal level of described lamp housing (3) is aluminium alloy layer.

7. a kind of LED bulb according to claim 1, is characterized in that described base plate (6) is provided with passage.

8. a kind of LED bulb according to claim 1, is characterized in that described lampshade (5) is for spherical.