CN202091865U

CN202091865U - Improved structure of LED bulb

Info

Publication number: CN202091865U
Application number: CN2011201986946U
Authority: CN
Inventors: 宋明齐; 郭建志; 李超汉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-14
Filing date: 2011-06-14
Publication date: 2011-12-28
Anticipated expiration: 2021-06-14

Abstract

The utility model relates to an improved structure of an LED bulb, which at least comprises a heat radiator without a screwing end, a power source casing, a power source circuit, a metal screwing cap and a substrate with a plurality of LEDs, and the heat radiator without the screwing end forms a lamp seat of the LED bulb. The improved structure of the LED bulb is characterized in that the power source circuit is arranged in the power source casing, the power source casing is inserted and assembled in a combined space arranged in the heat radiator, a plurality of heat radiating holes arranged below the power source casing are exposed outside the heat radiator, and screw holes seats are arranged on the upper portion of the power source casing so that the substrate with the LEDs can be fixedly screwed with nuts preset in the power source casing by screws, and the metal screwing cap can be integrally connected to the lower portion of the power source casing through the screwing end of the power source casing. By the aid of the power source casing, high temperature of the heat radiator cannot affect electronic devices of the power source circuit, and heat produced by the power source circuit can be dissipated through the heat radiating holes of the power source casing. Further, the LED bulb is simple and convenient in integral assembling, practical and durable due to the nut presetting structure of the power source casing.

Description

The improvement structure of LED bulb

Technical field

The utility model relates to a kind of LED bulb structure, the main structure that relies on a power supply shell, one radiator (being lamp socket) and metal screw cap combination are provided, rely on the power supply shell to make the high temperature of radiator (being lamp socket), do not influence the electronic component of power circuit, and the hot temperature that power circuit is produced can be discharged via its set louvre, and this power supply shell provides nut default structure, and then makes LED bulb overall package simple and easy, convenient, practical, durable.

Background technology

Seeing also Fig. 1～Fig. 4, is respectively structure, combination, composition and the A-A generalized section of existing LED bulb.As shown in the figure: this existing LED bulb 10 mainly is provided with a lamp socket 13, the radiator 16 that this lamp socket 13 is a kind of aluminum metal or ceramic material, and these radiator 16 inner hollow form one space 15 are set, and are provided with a spiral shell group end 161 in the bottom.

The aforementioned radiator 16 (being lamp socket 13) that should have LED bulb 10 now, the space 15 that is provided with of its inside is provided with for a power circuit 14, these lamp socket 13 tops are provided with for a substrate 11 with plural LED12 (light emitting diode), this substrate 11 relies on screw 17 and nut 18 to form (as Fig. 2), and cover is organized a lampshade 19 and promptly constituted outward appearance as Fig. 3 again.Should following shortcoming be arranged existing LED bulb 10, as follows:

This has the substrate 11 of plural LED12, is combined on the lamp socket 13 with screw 17 and nut 18, although the fixture of processing and implementation is arranged, only for fear of the kenel in space, implements comparatively difficulty and has processing to be difficult for and slow-footed shortcoming.

This power circuit 14 is located at being provided with in the space 15 of radiator 16 of sealing, can produce the electronic component (as electric capacity) that damage power circuit because of the very high temperature of inside.

The radiator 16 of this lamp socket 13 is established one with the spiral shell group end 161 of bottom, has integrally formed difficulty, difficult processing and disqualification rate high because of the two material is different.

Summary of the invention

Main purpose of the present utility model is to solve power circuit and is arranged at radiator (being lamp socket) inside, is subject to temperatures involved and produces the phenomenon of electronic component damage, making heat radiation effectively be solved and avoid the facts of electronic component damage to take place.

Peripheral issue of the present utility model is the substrate that this has LED and the combination of radiator (being lamp socket), with the structure and the screw combination of default nut, and need not use special processing fixture, makes assembling processing easily and quick.

A purpose more of the present utility model is that lamp socket (being radiator) and spiral shell group end are the structures of combination kenel, and effectively solving existing is the difficulty of one in conjunction with unlike material.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of improvement structure of LED bulb, at least include: the radiator of a no spiral shell group end, one power supply shell, one power circuit, one metal screw cap and a substrate with a plurality of LED, the radiator of this no spiral shell group end constitutes the lamp socket of this LED bulb, its feature exists: this power circuit is located at this power supply shell inside, this power supply shell insert group is in the set interblock space of this radiator, and make the set protruding outside of exposing radiator of plural louvre, this power supply shell below, and the set screw seat in this power supply shell top provides this substrate with a plurality of LED to fix with the nut spiral shell group of screw and this power supply shell internal preset, and the spiral shell group end of this power supply shell bottom provides the combination that is spirally connected of this metal screw cap.

Wherein and this power supply shell is made up of one half groups of bodies, half group of body of this couple is to utilize relative projection and shrinkage pool, and cooperate two corresponding buckles to form, the inside of two screw seat correspondences of this of this power supply shell, it is default for a nut respectively to be provided with a nut seat, be provided with plural fin in this power supply shell outside, in central each the shape being aligned hole of the upper and lower end face of this power supply shell.

Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: the structure that relies on a power supply shell, one radiator (being lamp socket) and metal screw cap combination are provided, rely on the power supply shell to make the high temperature of radiator (being lamp socket), do not influence the electronic component of power circuit, and the heat temperature that power circuit is produced is discharged via its set louvre, and this power supply shell provides nut default structure, and then makes LED bulb overall package simple and easy, convenient, practical, durable.

Description of drawings

Fig. 1 is the structure of existing LED bulb;

Fig. 2 is the combination schematic diagram of Fig. 1;

Fig. 3 is the composition schematic diagram of Fig. 1;

Fig. 4 is the A-A profile construction schematic diagram of Fig. 2;

Fig. 5 is half group of body schematic diagram of power supply shell of the present utility model;

Fig. 6 is the schematic appearance of power supply shell group body of the present utility model;

Fig. 7 is a part combination schematic diagram of the present utility model;

Fig. 8 is the combination generalized section of Fig. 7;

Fig. 9 is a combination schematic diagram of the present utility model;

Figure 10 is a composition schematic appearance of the present utility model.

Description of reference numerals: 10-LED bulb; The 11-substrate; 12-LED (light emitting diode); 13 lamp sockets; 14 power circuits; 15 are provided with the space; 16 radiators; 161 spiral shell group ends; 17 screws; 18 nuts; 19 lampshades; The 20-LED bulb; 21 substrates; 22-LED (light emitting diode); 23 lamp sockets; 24 power supply shells; 241 half groups of bodies; 242 screw seats; 243 nut seats; 244 buckles; 245 louvres, 248 fins; 246,247 line holes; 249 spiral shell group ends; 30 metal screw caps; 25 interblock spaces; 26 radiators.

The specific embodiment

For making your juror understand the purpose of this utility model, feature and effect, rely on following specific embodiment now, and cooperate appended graphicly, the utility model is described in detail, illustrate as afterwards:

See also Fig. 5～Fig. 7 and Fig. 9, as shown in the figure: LED bulb 20 of the present utility model includes: the radiator 26 (being lamp socket 23) of a lampshade 19, one no spiral shell group end, a power supply shell 24, a power circuit, a metal screw cap 30 and have the substrate 11 of a plurality of LED12 (light emitting diode).Wherein, and this power supply shell 24 is formed (as Fig. 5) by one half groups of bodies 241, half group of body 241 of this couple utilizes relative projection and shrinkage pool, and cooperate two corresponding buckles 244 to form (as Fig. 6), these power supply shell 24 tops are provided with two screw seats 242, its corresponding inside respectively is provided with a nut seat 243, and be provided with plural fin 248 in power supply shell 24 outsides, the below then is provided with plural louvre 245, these power supply shell 24 bottoms then are provided with the spiral shell group end 249 of one, and in central each the shape being aligned hole 246,247 of the upper and lower end face of this power supply shell 24.This power supply shell 24 is with resistant to elevated temperatures plastic material one injection molding, and can be at nut seat 243 default nuts.In the inner space that this power supply shell 24 is formed, can supply a power circuit setting, the power line of this power circuit can pass via line hole 246,247, to be connected (as Fig. 9) with an aforesaid substrate 11 and a metal screw cap 30.

See also Fig. 7～Figure 10, as shown in the figure: this aforesaid power supply shell 24 is directly by the interblock space 25 bottom insert groups of this lamp socket 23 (being radiator 26), the outside plural fin 248 of this power supply shell 24 can be tight against the internal face of interblock space 25, and outside the spiral shell group end 249 of the below of this power supply shell 24 plural number louvre 245 and bottom is exposed to, this spiral shell group end 249 can rotate the combination that is spirally connected by this metal screw cap 30, and make this have the substrate 11 of a plurality of LED12 (light emitting diode), be arranged at the screw seat 242 of a pair of protrusion in power supply shell 24 upper surfaces, be combined in the nut of power supply shell 24 nut seats 243 with screw lock spiral shell, recombinant lampshade 19 as the overall appearance of Figure 10.

Again, aforementioned this has the substrate 11 of a plurality of LED12 (light emitting diode), the configuration of its LED can cooperate two screw seat 242 positions on aforementioned these power supply shell 24 tops, relies on screw to make the power supply of power circuit 14 be conducted to LED, exempts being welded to connect of power line.

See also Fig. 8, as shown in the figure: the utility model utilizes a power supply shell isolation radiating body 26 (being lamp socket 23), the high temperature that LED12 (light emitting diode) is produced is dispelled the heat by radiator 26, and non-conducting is to inner interblock space 25, influence the power circuit 14 of this power supply shell inside, and the temperature that the power circuit 14 of this power supply shell is produced can avoid the electronic component of power circuit 14 to damage because of overheated via plural louvre 245 heat radiations of this power supply shell.

More than explanation is just illustrative for the utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.

Claims

1. the improvement structure of a LED bulb, at least include: the radiator of a no spiral shell group end, one power supply shell, one power circuit, one metal screw cap and a substrate with a plurality of LED, the radiator of this no spiral shell group end constitutes the lamp socket of this LED bulb, its feature exists: this power circuit is located at this power supply shell inside, this power supply shell insert group is in the set interblock space of this radiator, and make the set protruding outside of exposing radiator of plural louvre, this power supply shell below, and the set screw seat in this power supply shell top provides this substrate with a plurality of LED to fix with the nut spiral shell group of screw and this power supply shell internal preset, and the spiral shell group end of this power supply shell bottom provides the combination that is spirally connected of this metal screw cap.

2. the improvement structure of LED bulb according to claim 1, it is characterized in that: and this power supply shell is made up of one half groups of bodies, half group of body of this couple is to utilize relative projection and shrinkage pool, and cooperate two corresponding buckles to form, the inside of two screw seat correspondences of this of this power supply shell, it is default for a nut respectively to be provided with a nut seat, is provided with plural fin in this power supply shell outside, in central each the shape being aligned hole of the upper and lower end face of this power supply shell.