CN102147058A - LED bulb - Google Patents
LED bulb Download PDFInfo
- Publication number
- CN102147058A CN102147058A CN2010101124431A CN201010112443A CN102147058A CN 102147058 A CN102147058 A CN 102147058A CN 2010101124431 A CN2010101124431 A CN 2010101124431A CN 201010112443 A CN201010112443 A CN 201010112443A CN 102147058 A CN102147058 A CN 102147058A
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- heat radiation
- led
- led bulb
- radiation cup
- cup
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Abstract
The invention provides an LED bulb which comprises a lamp holder, an insulating pipe, a heat radiating cup, an LED circuit board and a lamp shade, wherein the bottom end of the insulating pipe is screwed and locked on the lamp holder and the insulating pipe is internally provided with a driver circuit board assembly with one end being eclectically connected with the lamp holder; the heat radiating cup is arranged above the insulating pipe, a concave-convex pattern structure is formed on the inner surface and the outer surface of the heat radiating cup, the bottom end of the heat radiating cup is provided with two lead through holes; at least one high-power LED is arranged on the LED circuit board which is arranged on the inner bottom surface of the heat radiating cup, the LED circuit board is electrically connected with the other end of the circuit board assembly after penetrating through the lead through holes; and the lamp shaft is arranged on the top end of the heat radiating cup in a covering manner. According to the invention, heat generated by the LED is rapidly conducted and radiated by using the concave-convex pattern structure on the heat radiating cup.
Description
Technical field
The relevant a kind of lighting of the present invention is meant a kind of LED bulb especially.
Background technology
In recent years, because long service life, the energy consumption of LED (light emitting diode, light emitting diode) are low, energy savings is remarkable, LED is widely used in the daily life as light source.For example developed at present and the LED bulb that can be directly installed in the common bulb socket, to replace existing bulb, tengsten lamp bulb for example.
At present, commercially available Hi-Power LED (hereinafter to be referred as HP LED) bulb comprises copperhead, lampshade, aluminium base and is fixed on HP LED on the aluminium base.The bottom of aluminium base is fixed with the aluminium alloy heat abstractor.Copperhead is fixed on the bottom of aluminium alloy heat abstractor.Copperhead and HP LED are electrically connected.Lampshade is fixed on the top of aluminium base, in order to cover HP LED.When startup HP LED threw light on, the light that HP LED produces can see through lampshade and shine out, and reaches illumination purposes.But, above-mentioned HP LED bulb is when running, because Hi-Power LED can produce a large amount of heats, have only heat that the aluminium alloy heat abstractor by the aluminium base bottom produces HP LED immediately dissipation go out, just can keep the normal operation of HP LED, otherwise can cause shorten the service life of HP LED, or even burn out, so existing HPLED bulb generally all can be fixed on HP LED on the aluminium base, and fin type aluminium alloy heat abstractor is set.Yet the weight of aluminium base and fin aluminium alloy heat abstractor is bigger, and takies the certain volume of HP LED bulb, makes the big and production cost height of Heavy Weight, volume of existing HP LED bulb.And outdoor use of fin type aluminium alloy heat abstractor and effectively driving fit of copperhead, and do not have water-proof function.
In view of this, the present invention satisfies the disappearance at above-mentioned prior art, proposes a kind of LED bulb, effectively to overcome above-mentioned problem.
Summary of the invention
Main purpose of the present invention is to provide a kind of LED bulb, the surfaces externally and internally of its heat radiation cup is formed with the superfine little concave convex texture structure through blasting treatment and anode processing, increase surface area by this, with the heat dissipation of LED, therefore need not additionally to use existing radiating fin device with apace.
Another object of the present invention is to provide a kind of LED bulb, advantage such as it has, and volume is little, in light weight, simple structure and cost of manufacture are low.
A further object of the present invention is to provide a kind of LED bulb, and its heat radiation cup surfaces externally and internally is to handle through anode, therefore can resist the weather corrosion.
Another purpose of the present invention is to provide a kind of LED bulb, and its led circuit plate rear need not the generation that reflecting element is set and do not have the halation phenomenon.
Another purpose of the present invention is to provide a kind of LED bulb, and it has, and heat radiation is good, waterproof, no glass material high temperature are met break situation, unitary construction of water and had advantages such as succinct attractive in appearance concurrently.
In order to achieve the above object, the present invention proposes a kind of LED bulb, and it includes a lamp holder; The insulation tube of one bottom screw lock on lamp holder is equipped with a drive circuit board component in it, an end and the lamp holder of this drive circuit board component are electrically connected; One is arranged at the heat radiation cup of insulation tube top, the bottom that the surfaces externally and internally of this heat radiation cup is formed with concave convex texture structure and heat radiation cup is provided with the perforation of at least two leads, the inner bottom surface of described heat radiation cup is provided with a led circuit plate, described led circuit plate is provided with at least one high-capacity LED, and this led circuit plate sees through, and lead is bored a hole and the other end of drive circuit board component is electrically connected; An and lampshade that covers at heat radiation cup top.
During enforcement, the material of described lamp holder is a copper.
During enforcement, LED bulb of the present invention, more include a spike, this spike bottom surface is provided with two reference columns, corresponding described reference column place is formed with the spike locating hole on the bottom surface of described heat radiation cup, is arranged on the described led circuit plate back and sees through described reference column clinching for described spike and be fixed on the bottom surface of described heat radiation cup.
During enforcement, the front end of described insulation tube is provided with two locking holes, the bottom surface of described heat radiation cup is provided with two locating holes, described led circuit plate is provided with two locating slots, wore described locating slot in regular turn and locating hole is locked on the described locking hole for two locking parts, on the bottom surface that described led circuit plate is positioned described heat radiation cup, and with described heat radiation cup and described insulation tube locking.
During enforcement, LED bulb of the present invention more includes one first high temperature resistant waterproof cushion rubber, and the described first high temperature resistant waterproof cushion rubber is arranged between described insulation tube and described heat radiation cup, goes into to prevent the water air infiltration.
During enforcement, LED bulb of the present invention more includes one second high temperature resistant waterproof cushion rubber, and the described second high temperature resistant waterproof cushion rubber is arranged between described lampshade and described heat radiation cup, goes into to prevent the water air infiltration.
During enforcement, described lampshade is convex lens.
During enforcement, described lampshade is a dome-type.
During enforcement, described concave convex texture structure is formed by sandblast and anode processing.
Compared with prior art, the surfaces externally and internally of heat radiation cup of the present invention is formed with the superfine little concave convex texture structure through blasting treatment and anode processing, increase surface area by this, apace the heat dissipation of LED be need not additionally to use radiating fin device of the prior art.
Now for making your juror further understanding and understanding more be arranged to architectural feature of the present invention and the effect reached, sincerely help with preferred embodiment figure and cooperate detailed explanation, illustrate as afterwards:
Description of drawings
Fig. 1 is the stereogram of LED bulb of the present invention;
Fig. 2 is the stereogram after LED bulb of the present invention removes convex lens;
Fig. 3 is the element exploded view of the depression angle of LED bulb of the present invention;
Fig. 4 is the element exploded view of looking up angle of LED bulb of the present invention;
Fig. 5 is the cutaway view of LED bulb of the present invention;
Fig. 6 is another embodiment stereogram of LED bulb of the present invention;
Fig. 7 is another embodiment side view of LED bulb of the present invention;
Fig. 8 is another embodiment element exploded view of LED bulb of the present invention.
Description of reference numerals: 10-LED bulb; 12-first screw thread; The 14-lamp holder; The 16-insulation tube; 18-second screw thread; The 19-locking hole; 20-drive circuit board component; 21-concave convex texture structure; 22-dispel the heat the cup; The 23-bottom surface; The perforation of 24-lead; The 25-locating hole; The 26-high-capacity LED; The 27-LED circuit board; The 28-lead; The 29-locating slot; The 30-convex lens; The 31-locking part; 32-ring-type spike; The 33-reference column; 34-spike locating hole; The 36-first high temperature resistant waterproof cushion rubber; The 38-second high temperature resistant waterproof cushion rubber; The 40-lampshade.
The specific embodiment
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, its respectively for the stereogram of LED bulb of the present invention, remove stereogram, the element exploded view of depression angle, the element exploded view of looking up angle and cutaway view behind the convex lens.
As shown in the figure, LED bulb 10 of the present invention includes that an inner peripheral is formed with first screw thread 12 and material is the lamp holder 14 of copper; One insulation tube 16 is formed with second screw thread 18 corresponding to first screw thread 12 around its bottom, with insulation tube 16 screw locks on lamp holder 14, the top of insulation tube 16 is formed with two locking holes 19; One is installed in the insulation tube 16 and drive circuit board component 20 that an end and lamp holder 14 are electrically connected; One is arranged at the heat radiation cup 22 on insulation tube 16 tops, and the surfaces externally and internally of heat radiation cup 22 is formed with the concave convex texture structure 21 through sandblast and anode processing, and the bottom surface 23 of heat radiation cup 22 is provided with 24 and two locating holes 25 of at least two lead perforation; Carry the led circuit plate 27 of at least one high power (Hi-power) LED26, it is sticking be located on the inner bottom surface 23 of heat radiation cup 22 and size less than the bottom surface 23 of heat radiation cup 22, lead 28 sees through lead perforation 24 other end of led circuit plate 27 with described drive circuit board component 20 is electrically connected, the two opposite sides edge of led circuit plate 27 is provided with two locating slots 29, two locking parts 31 wore locating slot 29 and were locked on the locking hole 19 with locating hole 25, on the bottom surface 23 with the cup 22 that led circuit plate 27 is positioned dispel the heat, and the cup 22 that will dispel the heat locks with insulation tube 16; And convex lens 30 that are located at heat radiation cup 22 tops.
LED bulb of the present invention more includes a ring-type spike 32, and its bottom surface is provided with two reference columns 33.And corresponding reference column 33 places are formed with spike locating hole 34 on the bottom surface 33 of heat radiation cup 22, after being arranged on the led circuit plate 27 for ring-type spike 32, and be fixed in through reference column 33 clinchings on the bottom surface 33 of heat radiation cup 22, to reach line related and the locking part 31 that covers led circuit plate 27 electrically conductings, increase attractive in appearance.
Moreover insulation tube 16 and 22 in heat radiation cup are provided with one first high temperature resistant waterproof cushion rubber 36, and convex lens 30 and 22 in heat radiation cup are provided with one second high temperature resistant waterproof cushion rubber 38, infiltrate in the LED bulb 10 to prevent extraneous aqueous vapor.
The present invention is used in the superfine little concave convex texture of the surfaces externally and internally formation of heat radiation cup through blasting treatment, increase surface area, with apace with the heat dissipation of high-capacity LED, so need not additionally use radiating fin device of picture prior art, and then can dwindle overall volume, the minimizing overall weight and reduction cost of manufacture of LED bulb.Moreover heat radiation cup surfaces externally and internally of the present invention is to handle through anode, therefore can resist the weather corrosion.In addition, handle through anode because of the surfaces externally and internally of heat radiation cup, therefore the led circuit plate rear of LED bulb of the present invention will need not to be provided with reflecting element, and then can avoid the generation of halation.
In sum, LED bulb of the present invention has heat radiation light good, that reflect does not have halation, waterproof, no glass material high temperature and meets break situation, unitary construction of water and have advantages such as succinct attractive in appearance and in light weight concurrently.
Please consult Fig. 6, Fig. 7 and Fig. 8 more in the lump, it is stereogram, side view and the element exploded view of another embodiment of the present invention.The difference of this embodiment and previous described embodiment is that this embodiment uses the lampshade 40 of dome-type to replace convex lens, changes the bright aspect of LED bulb.
The above is preferred embodiment of the present invention only, is not to be used for limiting scope of the invention process.Therefore be that all equalizations of doing according to described feature of the present patent application scope and spirit change or modification, all should be included in the claim of the present invention.
Claims (9)
1. LED bulb is characterized in that it includes:
One lamp holder;
One insulation tube, its bottom screw lock is on described lamp holder;
One drive circuit board component, it is installed in the described insulation tube, and an end and the described lamp holder of described drive circuit board component are electrically connected;
One heat radiation cup, it is arranged at described insulation tube top, and the bottom that the surfaces externally and internally of described heat radiation cup is formed with concave convex texture structure and described heat radiation cup is provided with the perforation of at least two leads;
One led circuit plate, it is provided with at least one high-capacity LED, and described led circuit plate is arranged on the inner bottom surface of described heat radiation cup and the other end that sees through described lead perforation and described drive circuit board component is electrically connected; And
One lampshade, it is located at the top of described heat radiation cup.
2. LED bulb as claimed in claim 1 is characterized in that, the material of described lamp holder is a copper.
3. LED bulb as claimed in claim 1, it is characterized in that, more include a spike, this spike bottom surface is provided with two reference columns, corresponding described reference column place is formed with the spike locating hole on the bottom surface of described heat radiation cup, is arranged on the described led circuit plate back and sees through described reference column clinching for described spike and be fixed on the bottom surface of described heat radiation cup.
4. LED bulb as claimed in claim 1, it is characterized in that, the front end of described insulation tube is provided with two locking holes, the bottom surface of described heat radiation cup is provided with two locating holes, described led circuit plate is provided with two locating slots, wore described locating slot in regular turn and locating hole is locked on the described locking hole for two locking parts, on the bottom surface that described led circuit plate is positioned described heat radiation cup, and described heat radiation cup locked with described insulation tube.
5. LED bulb as claimed in claim 1 is characterized in that, more includes one first high temperature resistant waterproof cushion rubber, and the described first high temperature resistant waterproof cushion rubber is arranged between described insulation tube and described heat radiation cup, goes into to prevent the water air infiltration.
6. LED bulb as claimed in claim 1 is characterized in that, more includes one second high temperature resistant waterproof cushion rubber, and the described second high temperature resistant waterproof cushion rubber is arranged between described lampshade and described heat radiation cup, goes into to prevent the water air infiltration.
7. LED bulb as claimed in claim 1 is characterized in that described lampshade is convex lens.
8. LED bulb as claimed in claim 1 is characterized in that described lampshade is a dome-type.
9. LED bulb as claimed in claim 1 is characterized in that, described concave convex texture structure is formed by sandblast and anode processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101124431A CN102147058A (en) | 2010-02-10 | 2010-02-10 | LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101124431A CN102147058A (en) | 2010-02-10 | 2010-02-10 | LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102147058A true CN102147058A (en) | 2011-08-10 |
Family
ID=44421456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101124431A Pending CN102147058A (en) | 2010-02-10 | 2010-02-10 | LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102147058A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201014250Y (en) * | 2007-02-14 | 2008-01-30 | 马士科技有限公司 | Compact type reflexion florescent lamp device |
| CN201237199Y (en) * | 2008-07-15 | 2009-05-13 | 东莞市贻嘉光电科技有限公司 | LED lamp |
| CN201251056Y (en) * | 2008-05-06 | 2009-06-03 | 许彦 | Small rotating night light |
-
2010
- 2010-02-10 CN CN2010101124431A patent/CN102147058A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201014250Y (en) * | 2007-02-14 | 2008-01-30 | 马士科技有限公司 | Compact type reflexion florescent lamp device |
| CN201251056Y (en) * | 2008-05-06 | 2009-06-03 | 许彦 | Small rotating night light |
| CN201237199Y (en) * | 2008-07-15 | 2009-05-13 | 东莞市贻嘉光电科技有限公司 | LED lamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110810 |