CN105605445B - LEDbulb lamp - Google Patents
LEDbulb lamp Download PDFInfo
- Publication number
- CN105605445B CN105605445B CN201510945969.0A CN201510945969A CN105605445B CN 105605445 B CN105605445 B CN 105605445B CN 201510945969 A CN201510945969 A CN 201510945969A CN 105605445 B CN105605445 B CN 105605445B
- Authority
- CN
- China
- Prior art keywords
- lamp housing
- radiator
- light transmission
- lamp
- opens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
Abstract
A kind of LEDbulb lamp comprising lamp cap, light transmission lamp housing, radiator, LED light source board and light source drive component;The bottom end of light transmission lamp housing connects lamp cap, and the upper end of light transmission lamp housing opens up an assembly through-hole, and the lower end of light transmission lamp housing opens up lower thermal vias;Radiator is installed in light transmission lamp housing, and the top of radiator passes through the assembly through-hole of light transmission lamp housing to extend outside light transmission lamp housing;The heat dissipation cavity through bottom end is opened up in radiator, the lower thermal vias of heat dissipation cavity connection, the top of radiator opens up the upper thermal vias of connection heat dissipation cavity;Light source drive component is installed in the heat dissipation cavity, and LED light source board is installed on outside the side wall of radiator.Present invention combination heat transfer and the dynamic radiating mode of thermal convection current can rapidly realize effective heat dissipation, reduce temperature in lamp, extend the service life of bulb lamp.
Description
Technical field
The present invention relates to a kind of LEDbulb lamps.
Background technology
For high-power LED bulb due to its operating power height, cooling requirements are high, generally require to configure larger radiator
20.Currently, high-power LED bulb generally comprises hemispherical lampshade, the radiator 20 of circular cone shape, shell and lamp cap 30;Outside
The lower end of shell connects lamp cap 30, and lampshade is installed on the upper end of shell, and radiator 20 is installed in shell, and the top of radiator 20 is set
There is LED light source board 70, light source driving circuit plate is equipped in lamp cap 30.The heat that LED light source board 70 and light source driving circuit plate generate
Amount is transferred to radiator 20 with heat exchange pattern, and is located at due to radiator 20 in the enclosure space that lampshade and shell are formed,
The heat of absorption also can only be slowly dispersed into shell by way of heat transfer, since radiating efficiency is low, when bulb lamp work
Make the time it is longer when, the temperature in lamp often remains high, permanent so to influence LED light source board 70 and light source driving circuit plate
Service life.In addition, lampshade and radiator 20 account for the one third of whole lamp respectively, not only light-emitting area is small, heat dissipation area
It is small.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of LEDbulb lamp solving above-mentioned technical problem.
To achieve the above object, the present invention adopts the following technical scheme that:
A kind of LEDbulb lamp comprising lamp cap, light transmission lamp housing, radiator, LED light source board and light source drive component;
The bottom end of light transmission lamp housing connects lamp cap, and the upper end of light transmission lamp housing opens up an assembly through-hole, and the lower end of light transmission lamp housing is opened
Set thermal vias;Radiator is installed in light transmission lamp housing, and the top of radiator passes through the assembly through-hole of light transmission lamp housing to extend
Outside light transmission lamp housing;The heat dissipation cavity through bottom end, the lower thermal vias of heat dissipation cavity connection, the top of radiator are opened up in radiator
Open up the upper thermal vias of connection heat dissipation cavity;Light source drive component is installed in the heat dissipation cavity, and LED light source board is installed on scattered
Outside the side wall of hot device.
Preferably, the side wall of radiator is equipped with cooling fin, and light transmission lamp housing opens up the strip straight slot axially extended, radiates
The cooling fin of device passes through the strip straight slot of light transmission lamp housing, extends outside light transmission lamp housing.
Preferably, the side wall of radiator is equipped with several cooling fins being along the circumferential direction evenly spaced on, light transmission lamp housing phase
Several strip straight slots should be opened up, each cooling fin extends outside a corresponding strip straight slot.
Preferably, light transmission lamp housing is interlocked and is encircled by left lamp housing and right lamp housing, each cross in the upper end of left lamp housing and right lamp housing
To shackle member on one is extended, the upper end of radiator accordingly opens up two grafting through-holes, the upper shackle member point of left lamp housing and right lamp housing
It is not installed in two grafting through-holes of radiator.
Preferably, the lower end of left lamp housing laterally extends shackle member, and the lower end of right lamp housing accordingly opens up an installation and leads to
The lower shackle member in hole, left lamp housing is installed in the installation through-hole of right lamp housing.
Preferably, the lower end of right lamp housing laterally extends shackle member, and the lower end of left lamp housing accordingly opens up an installation and leads to
The lower shackle member in hole, right lamp housing is installed in the installation through-hole of left lamp housing.
Preferably, the top of radiator opens up several upper thermal vias being evenly spaced on.
Preferably, the lower end of light transmission lamp housing opens up several lower thermal vias being along the circumferential direction evenly spaced on.
Preferably, LED light source board is multiple, and multiple LED light source boards are along the circumferential direction evenly spaced in radiator
Side wall.
Beneficial effects of the present invention are at least:
The heat that LED light source board generates in the present invention is transferred to radiator with heat exchange pattern, and light source drive component is dissipating
Heat is generated in hot cavity, since the lower thermal vias of upper thermal vias, heat dissipation cavity and light transmission lamp housing constitutes one from top to bottom
Through the heat dissipation channel of whole lamp, extraneous cold airflow from upper thermal vias enter via heat dissipation cavity, by radiator heat and
Heat in heat dissipation cavity is taken out of by lower thermal vias outside light transmission lamp housing together, in this way, present invention combination heat transfer and heat are right
The dynamic radiating mode of stream can rapidly realize effective heat dissipation, reduce temperature in lamp, extend the service life of bulb lamp.
Description of the drawings
Fig. 1 is the stereogram of the better embodiment of LEDbulb lamp of the present invention.
Fig. 2 is the exploded view of the LEDbulb lamp of Fig. 1.
Fig. 3 is the sectional view of the LEDbulb lamp of Fig. 1.
Fig. 4 is the stereogram of the radiator of the LEDbulb lamp of Fig. 1.
Fig. 5 is the stereogram of another view of the radiator of the LEDbulb lamp of Fig. 1.
Fig. 6 is the stereogram of the left lamp housing of the light transmission lamp housing of the LEDbulb lamp of Fig. 1.
Specific implementation mode
Below in conjunction with attached drawing and specific implementation mode, the present invention is described further:
1 to Fig. 6 is referred to, the present invention relates to a kind of LEDbulb lamp, better embodiment includes lamp cap 30, light transmission lamp
Shell 10, radiator 20, LED light source board 70 and light source drive component 40.
The bottom end of light transmission lamp housing 10 connects lamp cap 30, and the upper end of light transmission lamp housing 10 opens up an assembly through-hole, light transmission lamp housing 10
Lower end open up lower thermal vias 16;Radiator 20 is installed in light transmission lamp housing 10, and the top of radiator 20 passes through light transmission lamp housing
10 assembly through-hole extends outside light transmission lamp housing 10;The heat dissipation cavity 21 through bottom end is opened up in radiator 20, radiate cavity 21
The lower thermal vias 16 of connection, the top of radiator 20 open up the upper thermal vias 22 of connection heat dissipation cavity 21;Light source drive component
40 are installed in the heat dissipation cavity 21, and LED light source board 70 is installed on outside the side wall of radiator 20.
In use, the heat that LED light source board 70 generates is transferred to radiator 20, light source drive component 40 with heat exchange pattern
Heat is generated in heat dissipation cavity 21, due to upper thermal vias 22, the lower thermal vias 16 of radiate cavity 21 and light transmission lamp housing 10
A heat dissipation channel for running through whole lamp from top to bottom is constituted, extraneous cold airflow enters from upper thermal vias 22 via heat dissipation cavity 21,
Heat on radiator 20 and the heat in heat dissipation cavity 21 are taken out of by lower thermal vias 16 outside light transmission lamp housing 10 together, such as
This, the dynamic radiating mode of present invention combination heat transfer and thermal convection current can rapidly realize effective heat dissipation, reduce temperature in lamp, prolong
The service life of long bulb lamp.
In the present embodiment, the side wall of radiator 20 is equipped with cooling fin 23, and light transmission lamp housing 10 opens up the strip axially extended
Shape straight slot 11, the cooling fin 23 of radiator 20 pass through the strip straight slot 11 of light transmission lamp housing 10, extend outside light transmission lamp housing 10.Such as
This, the heat of radiator 20 can be also dissipated into a manner of heat transfer and heat radiation outside light transmission lamp housing 10 cooling fin 23, into
One-step optimization heat dissipation effect.
Preferably, the side wall of radiator 20 is equipped with several cooling fins 23 being along the circumferential direction evenly spaced on, light transmission lamp
Shell 10 accordingly opens up several strip straight slots 11, and each cooling fin 23 extends outside a corresponding strip straight slot 11.In this way, can increase
Big heat dissipation area is conducive to improve radiating efficiency.
In the present embodiment, light transmission lamp housing 10 is interlocked and is encircled by left lamp housing 19 and right lamp housing 18, left lamp housing 19 and right lamp housing
Shackle member 12 on one are respectively laterally extended in 18 upper end, the upper end of radiator 20 accordingly opens up two grafting through-holes 25, left lamp housing
19 and the upper shackle member 12 of right lamp housing 18 be installed in respectively in two grafting through-holes 25 of radiator 20.In this way, can not only facilitate ball
The assembling of light bulb, and so that the structure of ball bulb is more firm firm.
Preferably, the lower end of left lamp housing 19 laterally extends shackle member 13, and the lower end of right lamp housing 18 accordingly opens up one
The lower shackle member 13 of installation through-hole, left lamp housing 19 is installed in the installation through-hole of right lamp housing 18 so that the structure of ball bulb is more firm
By firm.
Preferably, the lower end of right lamp housing 18 laterally extends shackle member, and the lower end of left lamp housing 19 accordingly opens up a peace
Through-hole 14 is filled, the lower shackle member of right lamp housing 18 is installed in the installation through-hole 14 of left lamp housing 19 so that the structure of ball bulb is more firm
By firm.
Preferably, the top of radiator 20 opens up several upper thermal vias 22 being evenly spaced on, to improve thermal convection current
Efficiency.
Preferably, the lower end of light transmission lamp housing 10 opens up several lower thermal vias 16 being along the circumferential direction evenly spaced on,
To improve thermal convective efficiency.
Preferably, LED light source board 70 is multiple, and multiple LED light source boards 70 are along the circumferential direction evenly spaced in heat dissipation
The side wall of device 20, to improve luminous efficiency.
For those skilled in the art, technical solution that can be as described above and design are made other each
Kind is corresponding to be changed and deforms, and all these change and deform the protection model that should all belong to the claims in the present invention
Within enclosing.
Claims (8)
1. a kind of LEDbulb lamp, it is characterised in that:It includes lamp cap, light transmission lamp housing, radiator, LED light source board and light source driving
Component;
The bottom end of light transmission lamp housing connects lamp cap, and the upper end of light transmission lamp housing opens up an assembly through-hole, and the lower end of light transmission lamp housing opens up down
Thermal vias;Radiator is installed in light transmission lamp housing, and the top of radiator passes through the assembly through-hole of light transmission lamp housing to extend light transmission
Outside lamp housing;The heat dissipation cavity through bottom end is opened up in radiator, the lower thermal vias of heat dissipation cavity connection, the top of radiator opens up
The upper thermal vias of connection heat dissipation cavity, the side wall of radiator are equipped with cooling fin, and light transmission lamp housing opens up the strip axially extended
Shape straight slot, the cooling fin of radiator pass through the strip straight slot of light transmission lamp housing, extend outside light transmission lamp housing;Light source drive component is pacified
Loaded in the heat dissipation cavity, LED light source board is sticked on the side wall of radiator.
2. LEDbulb lamp as described in claim 1, it is characterised in that:The side wall of radiator is equipped with several along the circumferential direction equal
The even cooling fin being spaced apart, light transmission lamp housing accordingly open up several strip straight slots, and each cooling fin extends a corresponding strip
Outside shape straight slot.
3. LEDbulb lamp as described in claim 1, it is characterised in that:Light transmission lamp housing is interlocked and is surrounded by left lamp housing and right lamp housing
At respectively laterally extending shackle member on one in the upper end of left lamp housing and right lamp housing, it is logical that the upper end of radiator accordingly opens up two grafting
The upper shackle member of hole, left lamp housing and right lamp housing is installed in respectively in two grafting through-holes of radiator.
4. LEDbulb lamp as claimed in claim 3, it is characterised in that:The lower end of left lamp housing laterally extends shackle member,
The lower end of right lamp housing accordingly opens up an installation through-hole, and the lower shackle member of left lamp housing is installed in the installation through-hole of right lamp housing.
5. LEDbulb lamp as described in claim 3 or 4, it is characterised in that:The lower end of right lamp housing, which laterally extends, to be clamped
The lower end of part, left lamp housing accordingly opens up an installation through-hole, and the lower shackle member of right lamp housing is installed in the installation through-hole of left lamp housing.
6. LEDbulb lamp as described in claim 1, it is characterised in that:The top of radiator opens up several be evenly spaced on
Upper thermal vias.
7. LEDbulb lamp as described in claim 1, it is characterised in that:The lower end of light transmission lamp housing open up it is several along the circumferential direction
The lower thermal vias being evenly spaced on.
8. LEDbulb lamp as described in claim 1, it is characterised in that:LED light source board is multiple, and multiple LED light source boards are along circle
Circumferential direction is evenly spaced on the side wall in radiator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510945969.0A CN105605445B (en) | 2015-12-17 | 2015-12-17 | LEDbulb lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510945969.0A CN105605445B (en) | 2015-12-17 | 2015-12-17 | LEDbulb lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105605445A CN105605445A (en) | 2016-05-25 |
CN105605445B true CN105605445B (en) | 2018-10-02 |
Family
ID=55985613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510945969.0A Active CN105605445B (en) | 2015-12-17 | 2015-12-17 | LEDbulb lamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105605445B (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202834855U (en) * | 2011-08-15 | 2013-03-27 | 迈克斯莱特股份有限公司 | LED (light-emitting diode) lighting equipment with separated driving circuit |
CN102563429B (en) * | 2012-01-20 | 2014-03-12 | 浙江阳光照明电器集团股份有限公司 | LED bulb |
CN104832815A (en) * | 2015-05-18 | 2015-08-12 | 立达信绿色照明股份有限公司 | LED lamp heat dissipation structure |
CN205261261U (en) * | 2015-12-17 | 2016-05-25 | 厦门通士达照明有限公司 | LED bulb lamp |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7387403B2 (en) * | 2004-12-10 | 2008-06-17 | Paul R. Mighetto | Modular lighting apparatus |
-
2015
- 2015-12-17 CN CN201510945969.0A patent/CN105605445B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202834855U (en) * | 2011-08-15 | 2013-03-27 | 迈克斯莱特股份有限公司 | LED (light-emitting diode) lighting equipment with separated driving circuit |
CN102563429B (en) * | 2012-01-20 | 2014-03-12 | 浙江阳光照明电器集团股份有限公司 | LED bulb |
CN104832815A (en) * | 2015-05-18 | 2015-08-12 | 立达信绿色照明股份有限公司 | LED lamp heat dissipation structure |
CN205261261U (en) * | 2015-12-17 | 2016-05-25 | 厦门通士达照明有限公司 | LED bulb lamp |
Also Published As
Publication number | Publication date |
---|---|
CN105605445A (en) | 2016-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3194796U (en) | Omni-directional LED bulb | |
KR100899977B1 (en) | Heat sink device of light emitting diode lamp | |
KR20120001321A (en) | Radiating apparatus for light emitting diode | |
CN203615293U (en) | Ventilation and heat radiation structure of LED (light emitting diode) bulb lamp | |
CN203585944U (en) | MR 16-LED (light-emitting diode) spotlight with high heat dissipation performance | |
JP3160832U (en) | Heat dissipation device | |
JP3166364U (en) | Light bulb type LED lighting device and heat dissipation structure thereof | |
CN205261261U (en) | LED bulb lamp | |
CN105605445B (en) | LEDbulb lamp | |
CN203323065U (en) | Light engine module capable of convectional heat radiation | |
CN211475637U (en) | High-efficient radiating LED street lamp | |
CN203286490U (en) | Lamp holder structure of LED (Light-Emitting Diode) lamp bulb | |
CN103335290A (en) | Radiator for LED (light-emitting diode) bulb lamp | |
JP3175273U (en) | Light emitting diode lamp | |
KR101239836B1 (en) | Led illumination device equipped with air cooling type heat sink | |
KR200454678Y1 (en) | LED lamp | |
KR101195746B1 (en) | Radiation fin of heatsink for LED illuminator | |
RU167546U1 (en) | LED LAMP | |
CN207569560U (en) | A kind of LED light with high efficiency heat radiation structure | |
CN218645524U (en) | Radiator for LED lamp | |
KR20150106684A (en) | air cooling lamp | |
CN204083983U (en) | A kind of one-body molded track spotlight | |
CN202647670U (en) | Radiation lamp base for light-emitting diode (LED) lamps | |
JP3165468U (en) | Heat dissipation structure for LED lighting device | |
CN203286336U (en) | LED (light-emitting diode) bulb with good radiating effect |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |