CN104534301B - LED bulb lamp with good wide-angle heat dissipation - Google Patents
LED bulb lamp with good wide-angle heat dissipation Download PDFInfo
- Publication number
- CN104534301B CN104534301B CN201410525818.5A CN201410525818A CN104534301B CN 104534301 B CN104534301 B CN 104534301B CN 201410525818 A CN201410525818 A CN 201410525818A CN 104534301 B CN104534301 B CN 104534301B
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- Prior art keywords
- face
- lampshade
- led
- good
- fin
- Prior art date
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- 230000017525 heat dissipation Effects 0.000 title abstract description 7
- 230000007704 transition Effects 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 229960001866 silicon dioxide Drugs 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract 2
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 230000007547 defect Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED bulb lamp with good wide-angle heat dissipation, and relates to the field of lamps. The LED bulb lamp comprises a lamp cap, a heat dissipating device, a circuit board, an LED light source and a lampshade. The heat dissipating device is in threaded connection with the lamp cap, and the circuit board is arranged in a cavity in the center of the heat dissipating device; the LED light source is connected with the circuit board, and the lampshade is fixedly connected to the heat dissipating device; the LED light source comprises a cylindrical column head, wherein the end face of the column head is a spherical face, the side face of the column head is an arc-shaped ring face, and the spherical face and the ring face are in circular arc transition; a plurality of LED chips are arranged on the end face and the side face of the column head; the column head and the LED chips are integrally packaged through a silicone lens; and a light reflecting face is fixedly arranged on the side face of the column head, and the section of the light reflecting face is in an arch shape. A dust blocking cover is arranged on the outer side of the heat dissipating device, and a light reflecting layer is sprayed on one side, close to the lampshade, of the dust blocking cover. The bulb lamp is large in effective irradiated area, good in heat dissipation and worth popularizing.
Description
Technical field
The present invention relates to field of light fittings is and in particular to a kind of good LEDbulb lamp of extensive angle thermal diffusivity.
Background technology
With the high speed development of LED technology, LED is the advantages of its energy-saving and environmental protection, to be increasingly becoming the head of novel green illumination
Choosing.Due to electric filament lamp and electronic energy-saving lamp in routine use still in occupation of very high ratio, in order to reduce waste, using existing
There is interface it is not necessary to the LEDbulb lamp of the former conventional lamp pedestal of replacing and circuit is just arisen at the historic moment, for room lighting LED
Bulb lamp, the basic demand to its light distribution and brightness is：Bulb lights isotropic directivity not only to be possessed, and light distribution
To try one's best uniformly, ball bubble top and sidepiece luminous flux will reach certain value, it is to avoid light and shade is uneven, and otherwise, user will be felt
Depressed, Application No. CN201110112015.3 discloses a kind of LED wide-angle bulb lamp, including lampshade, wick, LED
Assembly, distance sleeve, metallic heat dissipating part, lampholder cover, driving power supply, lamp socket and lamp holder, wherein, distance sleeve inserts heat dissipation metal
The upper surface of body, LED component is close to the upper surface of metallic heat dissipating part, and wick is arranged on above LED component, and wick has annular
Face, including transparent, translucent or total reflection minute surface, LED is ringwise distributed on metallic substrates, and upper and lower with the ring surface of wick
Relatively, lamp socket, built with driving power supply, is stamped lampholder cover thereon, and lampholder cover inserts lower end and the heat dissipation metal of metallic heat dissipating part
Body is connected, lamp socket lower end equipped with metallic lamp holder, described LED wide-angle bulb lamp, wick ring is passed through by the light that LED sends
Shape face anti-
Penetrate so that lighting angle expands, and light filling is carried out by the LED of opposite side, shade will not be formed on lampshade, but
It is this kind of ball bulb lamp structure complexity, manufactures and encapsulation difficulty is larger, and lighting angle is not also very big, thermal diffusivity is not very
Good.
Content of the invention
It is an object of the invention to provide a kind of good LEDbulb lamp of extensive angle thermal diffusivity, to solve to lead in prior art
The above-mentioned multinomial defect causing.
A kind of good LEDbulb lamp of extensive angle thermal diffusivity, including lamp holder, heat abstractor, wiring board, LED light source and lampshade,
Described heat abstractor is threaded on lamp holder, described wiring board in the cavity of heat abstractor center, described LED light source
It is connected with wiring board, described lampshade is fixedly connected on heat abstractor, described LED light source includes the stigma of cylinder, described post
The end face of head is sphere, and its side is the anchor ring of arc, and sphere and anchor ring are arc transition, the end face of described stigma and side
It is provided with multiple LED chips, described stigma and LED chip pass through silica-gel lens integral packaging, the side fixation of described stigma sets
There is reflective surface, the section of described reflective surface is arc, is provided with ash retaining cover, described ash retaining cover is near lampshade outside described heat abstractor
Side be coated with reflector layer, described heat abstractor includes heat-radiating substrate, described heat-radiating substrate be connected with two drum-shapeds dissipate
Backing, two fin constitute a cavity, and the inner side of the cavity being formed between two fin is provided with inclined-plane, outside fin
It is connected with radiating fin.
Preferably, described cavity is built with liquid.
Preferably, it is arranged with collet outside described radiating fin.
Preferably, it is provided with a plurality of parallel outer bar being equidistantly positioned, the corner angle of described outer bar outside described collet
Locate as arc transition.
Preferably, described lampshade top is spherical cover body, and bottom is cylindrical cover body, and upper and lower is arc transition.
It is an advantage of the current invention that：This kind of bulb lamp, described LED light source includes the stigma of cylinder, the end of described stigma
Face is sphere, and its side is the anchor ring of arc, and sphere and anchor ring are arc transition, and described end face and side are provided with multiple
LED chip, by this kind of structure design, it is to avoid LED chip be only installed at the lighting angle cause on an end face less,
The little defect of irradiated area, is designed it is achieved that omnibearing illuminating effect by the special construction of sphere and side, described reflective
The light that face can be emitted onto below stigma reflects back, and improves intensity of illumination, the gear ash being provided with outside heat abstractor
Cover is it can be avoided that dust drops on lampshade, and the reflector layer that its side is provided with can will be radiated at the light on ash retaining cover well
Line reflection is gone out, and further increases illuminating effect, and described heat abstractor includes heat-radiating substrate, and described heat-radiating substrate is connected with two
The fin of individual drum-shaped, two fin constitute a cavity, and the inner side of the cavity being formed between two fin is provided with tiltedly
Face, described outside fin is connected with radiating fin, described cavity built with liquid, by this kind of structure design, in cavity
Vaporize after heated liquid and produce heat exchange with radiating fin, after the liquid cooling after vaporization, landing is got off along inclined-plane, again
It is vaporized, so circulate, good heat dissipation effect, be arranged with collet outside described radiating fin, be provided with outside described collet
The a plurality of parallel outer bar being equidistantly positioned, the edges and corners of described outer bar are arc transition, and convenient dismounting bulb lamp, in bulb lamp
Scald user when temperature is very high, and the corner angle of outer bar adopt arc transition, it is to avoid incised wound staff, described lampshade top is spherical
Cover body, bottom is cylindrical cover body, and upper and lower is arc transition, can improve its effective illuminated area.
Brief description
Fig. 1 is a kind of front view of the good LEDbulb lamp of extensive angle thermal diffusivity of the present invention.
Fig. 2 is a kind of top view of the good LEDbulb lamp of extensive angle thermal diffusivity of the present invention.
Wherein：1 lamp holder, 2 wiring boards, 3 lampshades, 4 stigmas, 5 LED chips, 6 silica-gel lens, 7 is reflective
Face, 8 ash retaining covers, 9 reflector layers, 10 heat-radiating substrates, 11 fin, 12 cavitys, 13 inclined-planes, 14 liquid,
15 collets, 16 outer bars.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
As depicted in figs. 1 and 2, the good LEDbulb lamp of a kind of extensive angle thermal diffusivity, including lamp holder 1, heat abstractor, circuit
Plate 2, LED light source and lampshade 3, described heat abstractor is threaded on lamp holder 1, and described wiring board 2 is located at heat abstractor center
In the cavity at place, described LED light source is connected with wiring board 2, and described lampshade 3 is fixedly connected on heat abstractor, described LED light source
Including cylindrical stigma 4, the end face of described stigma 4 is sphere, and its side is the anchor ring of arc, and sphere and anchor ring are circular arc
Transition, the end face of described stigma and side are provided with multiple LED chips 5, and described stigma 4 and LED chip 5 pass through silica-gel lens 6
Integral packaging, the side of described stigma 4 is fixed with reflective surface 7, and the section of described reflective surface 7 is arc, described heat abstractor
Outside is provided with ash retaining cover 8, and described ash retaining cover 8 is coated with reflector layer 9 near the side of lampshade 3, and this kind of bulb lamp, by this kind of knot
Structure designs, it is to avoid LED chip is only installed at the defect that lighting angle is less, irradiated area is little cause on an end face,
By the design of the special construction of sphere and side it is achieved that omnibearing illuminating effect, described reflective surface 7 can be emitted onto post
The light of 4 lower sections reflects back, and improves intensity of illumination, and the ash retaining cover 8 being provided with outside heat abstractor is it can be avoided that dust
Drop on lampshade 3, and the light being radiated on ash retaining cover 8 can be reflected away by reflector layer 9 that its side is provided with well,
Further increase illuminating effect.
It should be noted that described heat abstractor includes heat-radiating substrate 10, described heat-radiating substrate 10 is connected with two drums
The fin 11 of shape, two fin 11 constitute a cavity 12, and the inner side of the cavity 12 being formed between two fin 11 sets
There is inclined-plane 13, outside fin 11 is connected with radiating fin 14, described cavity 12, built with liquid 15, is set by this kind of structure
Meter, the liquid 15 in cavity 12 vaporizes after being heated and produces heat exchange with radiating fin 14, suitable after liquid 15 cooling after vaporization
Inclined-plane 13 landing to get off, be vaporized again, so circulate, good heat dissipation effect.
In the present embodiment, it is arranged with collet 16 outside described radiating fin 14, be provided with outside described collet 16
The a plurality of parallel outer bar 17 being equidistantly positioned, the edges and corners of described outer bar 17 are arc transition, and convenient dismounting bulb lamp, in ball
Scald user when bubble light temperature is very high, and the corner angle of outer bar adopt arc transition, it is to avoid hurt staff.
Additionally, described lampshade 3 top is spherical cover body, bottom is cylindrical cover body, and upper and lower is arc transition, can
Improve its effective illuminated area.
Based on above-mentioned, this kind of bulb lamp, by this kind of structure design, it is to avoid LED chip is only installed on an end face
And the defect that lighting angle is less, irradiated area is little causing, by the design of the special construction of sphere and side it is achieved that side entirely
The illuminating effect of position, the light that described reflective surface 7 can be emitted onto stigma 4 lower section reflects back, and improves intensity of illumination,
The ash retaining cover 8 being provided with outside heat abstractor is it can be avoided that dust drops on lampshade 3, and the reflector layer 9 that its side is provided with can
Well the light being radiated on ash retaining cover 8 is reflected away, further increase illuminating effect.
As known by the technical knowledge, the present invention can be by the embodiment party of other essence without departing from its spirit or essential feature
Case is realizing.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have within the scope of the present invention or be all included in the invention in the change being equal in the scope of the present invention.
Claims (5)
1. the good LEDbulb lamp of a kind of extensive angle thermal diffusivity, including lamp holder, heat abstractor, wiring board, LED light source and lampshade, institute
State heat abstractor to be threaded on lamp holder, described wiring board in the cavity of heat abstractor center, described LED light source with
Wiring board connect, described lampshade be fixedly connected on heat abstractor it is characterised in that：Described LED light source includes the post of cylinder
Head, the end face of described stigma is sphere, and its side is the anchor ring of arc, and sphere and anchor ring are arc transition, described stigma
End face and side are provided with multiple LED chips, and described stigma passes through silica-gel lens integral packaging with LED chip, described stigma
Side is fixed with reflective surface, and the section of described reflective surface is arc, is provided with ash retaining cover outside described heat abstractor, described gear ash
Cover is coated with reflector layer near the side of lampshade, and described heat abstractor includes heat-radiating substrate, and described heat-radiating substrate is connected with two
The fin of drum-shaped, two fin constitute a cavity, and the inner side of the cavity being formed between two fin is provided with inclined-plane,
Outside fin is connected with radiating fin.
2. a kind of good LEDbulb lamp of extensive angle thermal diffusivity according to claim 1 it is characterised in that：In described cavity
Equipped with liquid.
3. a kind of good LEDbulb lamp of extensive angle thermal diffusivity according to claim 1 it is characterised in that：Described radiating fin
It is arranged with collet outside piece.
4. a kind of good LEDbulb lamp of extensive angle thermal diffusivity according to claim 3 it is characterised in that：Described collet
Outside is provided with a plurality of parallel outer bar being equidistantly positioned, and the edges and corners of described outer bar are arc transition.
5. a kind of good LEDbulb lamp of extensive angle thermal diffusivity according to claim 1 it is characterised in that：On described lampshade
Portion is spherical cover body, and bottom is cylindrical cover body, and upper and lower is arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410525818.5A CN104534301B (en) | 2014-10-08 | 2014-10-08 | LED bulb lamp with good wide-angle heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410525818.5A CN104534301B (en) | 2014-10-08 | 2014-10-08 | LED bulb lamp with good wide-angle heat dissipation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104534301A CN104534301A (en) | 2015-04-22 |
| CN104534301B true CN104534301B (en) | 2017-02-15 |
Family
ID=52849886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410525818.5A Active CN104534301B (en) | 2014-10-08 | 2014-10-08 | LED bulb lamp with good wide-angle heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534301B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641846B (en) * | 2016-12-30 | 2017-11-21 | 郭子颖 | One kind is soothed the spirit LED reading lamps |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885028U (en) * | 2010-12-11 | 2011-06-29 | 山东开元电子有限公司 | Omnibearing LED (light emitting diode) bulb |
| CN102128370A (en) * | 2010-12-31 | 2011-07-20 | 厦门立明光电有限公司 | Large-luminosity-angle spherical bulb with diamond light-emitting surfaces |
| CN202132767U (en) * | 2011-07-25 | 2012-02-01 | 苏州晶雷光电照明科技有限公司 | LED lamp |
| JP2013143399A (en) * | 2012-01-06 | 2013-07-22 | Nec Lighting Ltd | Light-emitting diode lamp |
| CN103629634A (en) * | 2013-12-17 | 2014-03-12 | 徐志宏 | LED (light-emitting diode) lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140218892A1 (en) * | 2013-02-05 | 2014-08-07 | Intematix Corporation | Wide emission angle led package with remote phosphor component |
-
2014
- 2014-10-08 CN CN201410525818.5A patent/CN104534301B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885028U (en) * | 2010-12-11 | 2011-06-29 | 山东开元电子有限公司 | Omnibearing LED (light emitting diode) bulb |
| CN102128370A (en) * | 2010-12-31 | 2011-07-20 | 厦门立明光电有限公司 | Large-luminosity-angle spherical bulb with diamond light-emitting surfaces |
| CN202132767U (en) * | 2011-07-25 | 2012-02-01 | 苏州晶雷光电照明科技有限公司 | LED lamp |
| JP2013143399A (en) * | 2012-01-06 | 2013-07-22 | Nec Lighting Ltd | Light-emitting diode lamp |
| CN103629634A (en) * | 2013-12-17 | 2014-03-12 | 徐志宏 | LED (light-emitting diode) lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104534301A (en) | 2015-04-22 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A wide angle LED bulb lamp with good heat dissipation Effective date of registration: 20200908 Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2020340000042 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210923 Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2020340000042 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: LED bulb lamp with wide angle and good heat dissipation Effective date of registration: 20210928 Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2021980009986 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221026 Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2021980009986 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A kind of LED bulb lamp with wide angle and good heat dissipation Effective date of registration: 20230116 Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2023340000002 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20170215 Pledgee: Bank of China LiuAn Branch Pledgor: ANHUI SHILIN LIGHTING Co.,Ltd. Registration number: Y2023340000002 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |