CN101846253A

CN101846253A - LED bulb

Info

Publication number: CN101846253A
Application number: CN201010155970A
Authority: CN
Inventors: 李春宪
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-20
Filing date: 2010-04-20
Publication date: 2010-09-29

Abstract

The invention discloses an LED bulb which mainly comprises a lampshade, a lamp holder connected with the lampshade, a core tube arranged in the lampshade, a plurality of LED lamp panels arranged on the core tube and a controller for controlling the opening and closing of the LED lamp panels. A hollow accommodating space is formed in the center of the core tube, the controller is arranged in the accommodating space, and one end of the core tube is connected with the lamp holder. By adopting the structure, the appearance of the LED lamp is not changed, and the LED lamp is convenient to replace and has quick heat dissipation characteristic, thereby the phenomenon that the LED bulb is burnt up due to overheating can be greatly reduced.

Description

The LED bulb

Technical field

The invention relates to a kind of lamp envelope design, be meant a kind of LED bulb especially with preferable radiating effect.

Background technology

Consult Fig. 1, known LED bulb 1 includes a lamp holder 11, one lamp socket 12 that is connected with this lamp holder 11, one is located at the lampshade 13 on this lamp socket 12, one is located at the core pipe 14 in this lampshade 13, plural number is located at LED lamp plate 15, on this core pipe 14 and is connected with this core pipe 14 and is arranged at wick holder 16 in the lamp socket 12, and a circuit board 17 that connects wick holder 16; Wherein, core pipe 14 is to be center and corral goes out a hollow cylinder with an axis, offer plurality of grooves 141 on this core pipe 14 simultaneously, so that each LED lamp plate 15 can be arranged in this groove 141, and by the setting of core pipe 14 to increase lighting area, and utilize this core pipe 14 to be the setting of hollow design and wick holder 16, for radiating effect, so make LED bulb 1 can realize effects such as illumination and heat radiation.

Yet, use the back to find in reality, in view of core pipe 14 is connected with wick holder 16, adding the above wick holder 16 is arranged in the lamp socket 12, so relation that is provided with because of lamp socket 12, be that its shared volume is excessive, make LED bulb 1 be stopped cause the lighting area of described LED lamp plate 15 how much to be affected with the space of illumination; Moreover, because wick holder 16 can have radiating effect, yet because of this wick holder 16 is to be coated in the lamp socket 12, cause still being subjected to the coating effect of lamp socket 12 and slowly can't leaving via the heat that core pipe 14 guiding is distributed, if LED bulb 1 continues illumination and produces heat energy, with the temperature in the lamp socket 12 can't be reduced, on the contrary under hot environment, more indirect circuit board 17 and the LED lamp plate 15 of causing is overheated and burn, and remains in fact to be improved.

Summary of the invention

Main purpose of the present invention is to provide a kind of LED bulb, and it not only has the external form that does not change the LED bulb, and conveniently replaced use, and has the characteristic of quick heat radiating, can reduce the overheated and phenomenon of burning of LED bulb greatly.

In order to reach above-mentioned purpose, solution of the present invention is:

A kind of LED bulb, it consists predominantly of a lampshade, and one connects the lamp holder of this lampshade, and one is located at the core pipe in this lampshade, and plural number is located at the LED lamp plate on this core pipe, and the controller of the described LED lamp plate keying of a control; Wherein, this core tube hub is formed with the accommodation space of a hollow, and described controller is located in this accommodation space, and an end and the lamp holder of core pipe join simultaneously, so that the heat energy that the LED lamp plate is produced can carry out quick heat radiating via this core pipe, lamp holder and lampshade.

Above-mentioned lampshade and lamp holder joint are provided with a thermal paste.

The outer peripheral edges of above-mentioned core pipe convex with plural positioning rib, locate for LED lamp plate clip.

After adopting said structure, the present invention is by being arranged on controller in the accommodation space of core pipe, add the external form that does not change the LED bulb, except the user can directly change use, more increase outside the convenience of using, an end and the lamp holder of core pipe join simultaneously, so that the heat energy that the LED lamp plate produced can be guided via many places such as core pipe, lamp holder and lampshades, and then reach quick heat radiating, the defective of burning with the effective LED of improvement bulb Yin Gaore.

Description of drawings

Fig. 1 is the schematic diagram of known LED bulb;

Fig. 2 is the three-dimensional exploded view of preferred embodiment of the present invention;

Fig. 3 is the stereogram of preferred embodiment of the present invention;

Fig. 4 is the schematic diagram of preferred embodiment of the present invention.

The primary clustering symbol description

3 LED bulbs

31 lampshades, 32 lamp holders

33 core pipes, 34 LED lamp plates

35 controllers, 36 thermal paste

331 accommodation spaces, 332 positioning ribs

The specific embodiment

About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of following cooperation preferred embodiment with reference to the accompanying drawings, can clearly understand.

Consult Fig. 2 and shown in Figure 3, it is a preferred embodiment of LED bulb of the present invention, described LED bulb 3 includes a lampshade 31, one connects the lamp holder 32 of this lampshade 31, one is located at the core pipe 33 in this lampshade 31, a plurality of LED lamp plates of being located on this core pipe 33 34, and the controller 35 of all LED lamp plates 34 keyings of a control; Wherein, structures such as described lampshade 31, lamp holder 32, LED lamp plate 33 and controller 35 do not describe in detail for this reason with known described identical; In addition, the center of described core pipe 33 is formed with the accommodation space 331 of a hollow, ccontaining for controller 35, this core pipe 33 design that can take on a different shape simultaneously, and be to be that example shows with the octagonal in the present embodiment, and convex with the positioning rib 332 of plural groups in the outer peripheral edges of this core pipe 33, for described LED lamp plate 34 respectively clip in this positioning rib 332 and locate, moreover, one end of core pipe 33 also joins with lamp holder 32, so that the heat energy that LED lamp plate 34 is produced is via this core pipe 33, the conduction of places such as lamp holder 32 and lampshade 31 is dispelled the heat, and can distribute by lampshade 31 places apace, so also can be equipped with a thermal paste 36 (with reference to shown in Figure 4) in the present embodiment in the joint of lampshade 31 and lamp holder 32 in order to strengthen heat energy.

Consult Fig. 3 and Fig. 4, after the assembling, in view of controller 35 is to be located in the accommodation space 331 of core pipe 33, so this controller 35 can be installed on the known LED bulb 1 that is same as bulk shape shown in Figure 1, and the illumination that unobstructive can be controlled all LED lamp plates 34 opens and closes, more can supply dismounting and change at any time, use more convenient; When using, it is luminous promptly to start all LED lamp plates 34 after controller 35 energisings, simultaneously, described LED lamp plate 34 is to be arranged on the core pipe 33, and this core pipe 33 is to be connected directly to lamp holder 32, so the brightness of LED bulb 3 can not be subjected to any blocking, the brightness that promptly described LED lamp plate 34 is produced can be brought into play fully; Moreover, the heat energy that described LED lamp plate 34 is produced when shinny, also can be guided out by the core pipe 33 of hollow, adding core pipe 33 is to be connected on this lamp holder 32, so that can being directly with lampshade 31, this lamp holder 32 joins, cause area of dissipation to promote greatly, so heat energy is able to distribute fast via places such as this lamp holder 32 and lampshades 31, not only avoid the LED lamp plate 34 luminous heat energy that produce to continue to be coated in the LED bulb 3, and cause this LED bulb 3 Yin Gaore and the phenomenon of burning, so more can reach best radiating effect.

Conclude aforementioned, LED bulb of the present invention is by controller being arranged in the core pipe, so applicable being installed in has the bulb external form now, and do not take up room, not only the user can directly change use, more increase the convenience of using, this core pipe setting that is connected with lamp holder simultaneously, except that brightness of illumination can not blocked complete presenting, more can guide heat energy fast locates to be distributed via lamp holder, lampshade etc., reach best radiating effect, improve this LED bulb Yin Gaore really and burn disappearance, so can reach purpose of the present invention really.

Aforementionedly can not limit protection scope of the present invention with this only for explanation preferred embodiment of the present invention, every simple equivalent of being done according to claim of the present invention and description of the invention content changes and modifies, and all should belong in the scope that the present invention contains.

Claims

1. LED bulb, it consists predominantly of a lampshade, and one connects the lamp holder of this lampshade, and one is located at the core pipe in this lampshade, and plural number is located at the LED lamp plate on this core pipe, and the controller that opens and closes of the described LED lamp plate of a control; Wherein, this core tube hub is formed with the accommodation space of a hollow, it is characterized in that:

Described controller is located in this accommodation space, and an end and the lamp holder of core pipe join simultaneously.

2. LED bulb as claimed in claim 1 is characterized in that: described lampshade and lamp holder joint are provided with a thermal paste.

3. LED bulb as claimed in claim 1 is characterized in that: the outer peripheral edges of described core pipe convex with the positioning rib of plural number for LED lamp plate clip location.