CN104654127A - Lighting device and manufacturing method of radiator for lighting device - Google Patents
Lighting device and manufacturing method of radiator for lighting device Download PDFInfo
- Publication number
- CN104654127A CN104654127A CN201410634783.9A CN201410634783A CN104654127A CN 104654127 A CN104654127 A CN 104654127A CN 201410634783 A CN201410634783 A CN 201410634783A CN 104654127 A CN104654127 A CN 104654127A
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- CN
- China
- Prior art keywords
- end wall
- radiator
- perisporium
- lighting device
- heat energy
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- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 239000003507 refrigerant Substances 0.000 claims abstract description 52
- 238000004020 luminiscence type Methods 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000002826 coolant Substances 0.000 claims description 7
- 238000004512 die casting Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 150000001398 aluminium Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
- 239000012224 working solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (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
A lighting device comprises a light-emitting unit, a heat sink and a lamp holder for connecting an external power source. The light-emitting unit comprises a circuit board and a plurality of light-emitting diodes. The radiator comprises a first end wall for mounting the circuit board, a second end wall for mounting the lamp holder, a peripheral wall connected with the first end wall and the second end wall, and a closed containing chamber defined by the first end wall, the second end wall and the peripheral wall in a surrounding mode, wherein a refrigerant is contained in the closed containing chamber, the refrigerant moves towards the peripheral wall and the second end wall after absorbing heat energy at the first end wall and returns to the first end wall after transferring and dissipating the heat energy, the heat energy of the light-emitting unit can be effectively and quickly radiated, and the light-emitting unit has good light-emitting benefit.
Description
Technical field
The present invention relates to a kind of lighting device, particularly relate to a kind of lighting device and the manufacturing method of heat radiator for lighting device.
Background technology
At present using light emitting diode as the lighting device of lighting source, there is because of it advantages such as energy-saving and environmental protection, day by day become the main flow on market.
Consult Fig. 1, the heat energy that a luminescence unit 11 of a kind of common lighting device 1 in the past produces, conduct towards the direction of an aluminium extruded type radiating piece 12, outside for heat energy dissipation is gone out by several fins of recycling aluminium extruded type radiating piece 12, because luminescence unit 11 comprises several light emitting diode, jointly a large amount of heat energy can be produced when throwing light on, if heat energy can not get rid of the luminous decline in benefits that will cause described light emitting diode smoothly, but the radiating effect that this aluminium extruded type radiating piece can provide is limited.
For another example Chinese CN102052593A patent publication then discloses a kind of bulb, its feature is connected with fin in lamp holder lower end, connected with outer casing and heat pipe on fin, heat pipe is then positioned at enclosure cavity, condensation end of heat pipe is connected with fin, heat pipe lower end is fixed with a metal lamp plate, and metal lamp plate is provided with can the light emitting diode of electrified light emitting.Because light emitting diode is arranged on metal lamp plate by this case, and connect heat pipe in metal lamp plate upper end, therefore the heat sent during light-emitting diode chip for backlight unit work can rapidly by metal lamp plate, transfer to one end of heat pipe, when heat pipe one section is heated, working solution in heat pipe capillary pipe evaporates rapidly, steam flows to other one end under small pressure differential, at the other end, heat is passed to fin, further heat is distributed to outside, the regelation after heat distributes of steam in heat pipe becomes liquid, liquid flows back to evaporation ends along porous material by capillarity again, so quick continually the fin of heat at the heat pipe other end to be distributed, realize quick heat radiating.But this design is carried out heat exchange and reached thermolysis due to the fin and ambient atmosphere still relying on limited area, therefore its actual radiating effect is still very limited and wait to improve.
Summary of the invention
The object of the present invention is to provide and a kind ofly can improve the lighting device of heat dissipation and the manufacturing method of heat radiator for lighting device.
A kind of lighting device of the present invention, comprise: a luminescence unit, a radiator, and a lamp socket, this luminescence unit comprises a circuit board, and at least one light emitting diode be installed on this circuit board, this radiator comprises the first end wall that connects the circuit board of this luminescence unit, second end wall that arranges contrary to this first end wall, one connects this first end wall and this second end wall and is directly exposed to the perisporium in the external world, and one by this first end wall, this second end wall and this perisporium are jointly around the airtight room defined, this radiator has been installed in refrigerant in this airtight room, refrigerant moves toward the direction of this perisporium and this second end wall after this first end wall place absorbs heat energy, this the first end wall is returned after heat energy being transmitted dissipation, this lamp socket is connected to the second end wall of this radiator, this lamp socket is for connecting external power source.
Lighting device of the present invention, this radiator has been installed in liquid refrigerants in this airtight room, air pressure in this airtight room is lower than an atmospheric pressure, liquid refrigerants is after this first end wall place absorbs heat energy, produce phase change and be evaporated to gaseous coolant, after gaseous coolant moves toward this perisporium and this second end wall and heat energy is transmitted dissipation, then produce phase change and be condensed into liquid refrigerants.
Lighting device of the present invention, this liquid refrigerants is the mixed liquor of ethanol and water, and the ratio of ethanol and water is not less than 1:100.
Lighting device of the present invention, this radiator is full of liquid refrigerants in this airtight room, liquid refrigerants, after this first end wall place absorbs heat energy, moves toward this perisporium and this second end wall in thermal convection current mode, returns this first end wall after heat energy being transmitted dissipation.
Lighting device of the present invention, liquid refrigerants is water.
Lighting device of the present invention, this radiator also comprises several concave ribs be formed on this perisporium, and this lamp socket also comprises several correspondence and is embedded in the card article extended on this first end wall direction on described concave ribs and from this second end wall.
Lighting device of the present invention, this radiator also comprises one and is positioned at this first end wall center and the installing zone of fitting with the circuit board of this luminescence unit, and a cyclical deformation district being positioned at this installing zone periphery, this cyclical deformation district is that several concentric circles male-female arrangement forms.
Another lighting device of the present invention, comprise: a luminescence unit, a radiator, and a lamp socket, this luminescence unit has at least one light source, this radiator have this luminescence unit of a connection with transmit this light source produce the first end wall of heat energy, one second end wall that arranges contrary to this first end wall, one connects this first end wall and this second end wall and is directly exposed to the perisporium in the external world, and by this first end wall, this second end wall and this perisporium jointly define an airtight room and are installed in refrigerant, this lamp socket is for connecting external power source to supply electric power to this luminescence unit.
Lighting device of the present invention, this radiator system is located between this luminescence unit and this lamp socket, this radiator also comprises several concave ribs be formed on this perisporium, and this lamp socket also comprises several correspondence and is embedded in the card article extended on this first end wall direction on described concave ribs and from this second end wall.
The manufacture method of radiator of the present invention, comprises following steps: prepare first end wall of this radiator, second end wall, and a perisporium; This first end wall, this second end wall and this perisporium are encapsulated in the environment pouring into high-temperature gas refrigerant, this first end wall, this second end wall and this perisporium are jointly around defining the accommodating airtight room of this refrigerant of confession; Lowered the temperature by this radiator, in this airtight room, part refrigerant is condensed into liquid state, and part refrigerant still keeps gaseous state.
The manufacture method of radiator of the present invention, the wherein one of this first end wall and this second end wall is shaping with this perisporium integrated die-casting.
The manufacture method of radiator of the present invention, this first end wall and this second end wall are the parts be separated with this perisporium, are connected to each other fixing in time encapsulating again.
Beneficial effect of the present invention is: owing to being installed in refrigerant in this airtight room of this radiator, the flowing of refrigerant can be utilized whereby, move toward this perisporium and this second end wall and heat energy is transmitted dissipation after this first end wall place absorbs heat energy, this the first end wall is got back to by this second end wall again after refrigerant cooling, can, effectively by the heat energy quick heat radiating of this first end wall and this luminescence unit, contribute to making this luminescence unit have good luminous benefit.
Accompanying drawing explanation
Fig. 1 is a perspective exploded view, and a kind of lighting device is in the past described;
Fig. 2 is a schematic perspective view, and the embodiment of lighting device of the present invention and the radiator for lighting device is described;
Fig. 3 is a perspective exploded view, and a luminescence unit of the present embodiment, a radiator, lamp socket, a power supply unit are described, and a lamp housing;
Fig. 4 is a generalized section along Fig. 2 line IV-IV, illustrate this radiator of the present embodiment in lighting device with the position relationship of other element; And
Fig. 5 is a flow chart that the manufacture method of radiator of the present invention is described.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 2, Fig. 3 and Fig. 4, an embodiment of lighting device of the present invention is described.Lighting device of the present invention comprises a luminescence unit 2, radiator 3, lamp socket 4, power supply unit 5, and a lamp housing 6.
Luminescence unit 2 comprises a circular circuit board 21, and several light emitting diode 22 be installed on circuit board 21.
Radiator 3 comprises perisporium 33, that the first end wall 31, second end wall 32, of arranging contrary to the first end wall 31 that a circuit board 21 for luminescence unit 2 installs connect the first end wall 31 and the second end wall 32 by the first end wall 31, second end wall 32 and perisporium 33 jointly around the airtight room 34 defined, several equidistant and the concave ribs of gap-forming on perisporium 33 35, is positioned at the first end wall 31 center and the installing zone 36 of fitting with the circuit board 21 of luminescence unit 2, and a cyclical deformation district 37 being positioned at installing zone 36 periphery.In the present embodiment, the first end wall 31 is rounded tabular, its outer rim through upwards and after bending downwards forming a draw-in groove 311, perisporium 33 then correspondence cylindrically, its upper end correspondence is fastened in this draw-in groove 311 of the first end wall 31 outer rim.In this example, the second end wall 32 is extend internally from perisporium 33 root edge, and after upwards protruding out further, and portion forms one for the protruding parts 321 of lamp socket 4 correspondence and the accommodating accommodation space 322 (aftermentioned in detail) of a power supply source supply 5 in the inner.
Radiator 3 has been installed in refrigerant in airtight room 34, after thermal energy conduction to the first end wall 31 that light emitting diode 22 distributes by the circuit board 21 of luminescence unit 2 in operation, moved toward the direction of perisporium 33 and the second end wall 32 after the first end wall 31 place absorbs heat energy from refrigerant again, after heat energy being transmitted dissipation, return the first end wall 31.Because large-area perisporium 33 is directly be exposed to the external world and ingress of air, therefore the heat energy that light emitting diode 22 produces mainly can outwards be dispersed fast through perisporium 33.
The concave ribs 35 of radiator 3 is for the stability strengthened and link between lamp socket 4.In addition, due to also corresponding concave ribs 35 and oriented projecting inward convex structure in airtight room 34, the flowing of refrigerant will be contributed to.
In like manner, also can form groove on the inner peripheral surface of perisporium 33, obtain micro-structural in the mode of sintering metal, with metal net shaped formation micro-structural etc., help the flowing of refrigerant, it is worth mentioning that, radiator 3 also can be formed with radiating fin and help heat radiation.(figure does not all show)
The cyclical deformation district 37 of radiator 3 forms for several concentric circles male-female arrangement, when being installed in liquid refrigerants and gas in the airtight room 34 of radiator 3, the amplitude of expanding with heat and contract with cold is larger, there is provided airtight room 34 to have the space of Swelling and contraction by cyclical deformation district 37, and by installing zone 36 in burnishing surface, the circuit board 21 of luminescence unit 2 can be allowed therefore unlikely and come off on the first end wall 31 of radiator 3.
First end wall 31 of radiator 3 can be the below being positioned at the second end wall 32, namely with the turned upside down of position shown in Fig. 2 to 4, namely lighting device is installed on ceiling or desk lamp to throw light on down, in the case, radiator 3 is applicable to be installed in liquid refrigerants in airtight room 34, and the air pressure in airtight room 34 is lower than an atmospheric pressure, with 30Torr for preferably to implement aspect, liquid refrigerants is after the first end wall 31 place absorbs heat energy, produce phase change and be evaporated to gaseous coolant, gaseous coolant moves to after heat energy transmits dissipation by the second end wall 32, produce phase change again and be condensed into liquid refrigerants, wherein, gaseous coolant can be steam, liquid refrigerants is then water.In another embodiment, also can adopt the mixed liquor of ethanol and water, and the ratio of ethanol and water to be not less than 1:100 better.
In another kind of situation, lighting device throws light on upward or towards side, now 3, radiator is applicable to be full of liquid refrigerants in airtight room 34, liquid refrigerants is after the first end wall 31 place absorbs heat energy, move in thermal convection current mode, after heat energy is transmitted dissipation by the second end wall 32, return the first end wall 31, wherein, liquid refrigerants is water.
Lamp socket 4 is installed on the second end wall 32 of radiator 3, lamp socket 4 lower end for connecting external power source, to supply electric power to luminescence unit 2.Lamp socket 4 upper end also comprises several correspondence and is embedded in the card article 41 extended towards the first end wall 31 direction on concave ribs 35 and from the second end wall 32, to strengthen the fixing locating effect between lamp socket 4 and radiator 3.The cylinder 42 that a lamp socket 4 central authorities upper end protruding upward is open, be placed in the accommodation space 322 of aforementioned second end wall 32 inside under itself and radiator 3 bonding state, cylinder 42 inside then power supply source supply 5 is accommodating.External power source is after lamp socket 4 lower end is passed to power supply unit 5 process, the a pair electric wire (not shown) upwards extended by being arranged in a pair card article 41 (namely in Fig. 3, the card article 41 of opening is offered in upper end) inside connects to circuit board 21, to provide light emitting diode 22 and other electron component running required electric power.
As above-mentioned, power supply unit 5 is installed between lamp socket 4 and radiator 3, and is placed in lamp socket 4 central authorities cylinder 42 protruding upward, if lighting device is installed in open air or water and has waterproof demand, also can link being formed between lamp socket 4 and radiator 3 watertight.
Lamp housing 6 is installed on an installing ring 61, and installing ring 61 is folded between the card article 41 of lamp socket 4 and the first end wall 31 of radiator 3.
Consult Fig. 5, the manufacture method of the radiator 3 of the embodiment of the present invention comprises following steps:
In step 700, the first end wall 31, second end wall 32 of preparation radiator 3, and perisporium 33.
In step 701, encapsulated by the first end wall 31, second end wall 32 with perisporium 33 in the environment pouring into high-temperature gas refrigerant, the first end wall 31, second end wall 32 and perisporium 33 are jointly around defining an airtight room 34 supplying refrigerant accommodating.
In step 702, lowered the temperature by radiator 3, in airtight room 34, part refrigerant is condensed into liquid state, and part refrigerant still keeps gaseous state, and the air pressure in airtight room 34 such as, lower than an atmospheric pressure, 30Torr.
In step 700 and 701, the wherein one of the first end wall 31 and the second end wall 32 is shaping with perisporium 33 integrated die-casting, in the present embodiment, in step 700, second end wall 32 is shaping with perisporium 33 integrated die-casting, in the encapsulation step of step 701, first in second end wall 32 and perisporium 3 of die cast, pour into steam, again the first end wall 31 is encapsulated with perisporium 33, form the airtight room 34 of sealing, it is worth mentioning that, the first end wall 31 and the second end wall 32 also can be the parts be separated with perisporium 33, are connected to each other fixing in time encapsulating again.
In sum, effect of the present invention is: owing to being installed in refrigerant in the airtight room 34 of radiator 3, the flowing of refrigerant can be utilized whereby, perisporium 33 and the second end wall 32 is moved to after the first end wall 31 place absorbs heat energy, and mainly through the perisporium 33 directly contacting outside air, heat energy is transmitted rapidly dissipation, the first end wall 31 is got back to by the second end wall 32 side again after refrigerant cooling, can, effectively by the heat energy quick heat radiating of the first end wall 31 and luminescence unit 2, contribute to making luminescence unit 2 have good luminous benefit.Moreover, the heat pipe that the present invention adopts is basic gravity assisted heat pipe (gravity assisted heat pipe), only need 5 ~ 10 degree of oblique angles can obtain enough condensate flow kinetic energy, and do not need to arrange capillary as prior art, have more standby simple effect of structure, therefore really can reach object of the present invention.
Only as described above, be only embodiments of the invention, when not limiting scope of the invention process with this, the simple equivalence namely generally done according to claims of the present invention and patent specification content changes and modifies, and all still remains within the scope of the patent.
Claims (12)
1. a lighting device, is characterized in that: this lighting device comprises:
A luminescence unit, this luminescence unit comprises a circuit board, and at least one light emitting diode be installed on this circuit board;
A radiator, this radiator comprise first end wall connecting the circuit board of this luminescence unit, one contrary with this first end wall arrange the second end wall, one connect this first end wall and this second end wall and be directly exposed to the perisporium in the external world, and one by this first end wall, this second end wall and this perisporium jointly around the airtight room defined, this radiator has been installed in refrigerant in this airtight room, refrigerant moves toward the direction of this perisporium and this second end wall after this first end wall place absorbs heat energy, returns this first end wall after heat energy being transmitted dissipation; And
A lamp socket, this lamp socket is connected to the second end wall of this radiator, and this lamp socket is for connecting external power source.
2. lighting device as claimed in claim 1, it is characterized in that: this radiator has been installed in liquid refrigerants in this airtight room, air pressure in this airtight room is lower than an atmospheric pressure, liquid refrigerants is after this first end wall place absorbs heat energy, produce phase change and be evaporated to gaseous coolant, after gaseous coolant moves toward this perisporium and this second end wall and heat energy is transmitted dissipation, then produce phase change and be condensed into liquid refrigerants.
3. lighting device as claimed in claim 2, is characterized in that: this liquid refrigerants is the mixed liquor of ethanol and water, and the ratio of ethanol and water is not less than 1:100.
4. lighting device as claimed in claim 1, it is characterized in that: this radiator is full of liquid refrigerants in this airtight room, liquid refrigerants, after this first end wall place absorbs heat energy, moves toward this perisporium and this second end wall in thermal convection current mode, returns this first end wall after heat energy being transmitted dissipation.
5. lighting device as claimed in claim 4, is characterized in that: liquid refrigerants is water.
6. lighting device as claimed in claim 1, it is characterized in that: this radiator also comprises several concave ribs be formed on this perisporium, this lamp socket also comprises several correspondence and is embedded in the card article extended on this first end wall direction on described concave ribs and from this second end wall.
7. lighting device as claimed in claim 1, it is characterized in that: this radiator also comprises one and is positioned at this first end wall center and the installing zone of fitting with the circuit board of this luminescence unit, and a cyclical deformation district being positioned at this installing zone periphery, this cyclical deformation district is that several concentric circles male-female arrangement forms.
8. a lighting device, is characterized in that: this lighting device comprises:
One luminescence unit, has at least one light source;
One radiator, have this luminescence unit of a connection with transmit this light source produce the first end wall of heat energy, second end wall, that arrange contrary to this first end wall connects this first end wall and this second end wall and be directly exposed to extraneous perisporium, and jointly defined an airtight room by this first end wall, this second end wall and this perisporium and be installed in refrigerant; And
One lamp socket, for connecting external power source to supply electric power to this luminescence unit.
9. lighting device as claimed in claim 8, it is characterized in that: this radiator system is located between this luminescence unit and this lamp socket, this radiator also comprises several concave ribs be formed on this perisporium, and this lamp socket also comprises several correspondence and is embedded in the card article extended on this first end wall direction on described concave ribs and from this second end wall.
10. a manufacture method for radiator, is characterized in that: the manufacture method of this radiator comprises following steps:
Prepare first end wall of this radiator, second end wall, and a perisporium;
This first end wall, this second end wall and this perisporium are encapsulated in the environment pouring into high-temperature gas refrigerant, this first end wall, this second end wall and this perisporium are jointly around defining the accommodating airtight room of this refrigerant of confession; And
Lowered the temperature by this radiator, in this airtight room, part refrigerant is condensed into liquid state, and part refrigerant still keeps gaseous state.
The manufacture method of 11. radiators as claimed in claim 10, is characterized in that: the wherein one of this first end wall and this second end wall is shaping with this perisporium integrated die-casting.
The manufacture method of 12. radiators as claimed in claim 10, is characterized in that: this first end wall and this second end wall are the parts be separated with this perisporium, is connected to each other fixing in time encapsulating again.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102142438 | 2013-11-21 | ||
| TW102142438A TWI607175B (en) | 2013-11-21 | 2013-11-21 | Lighting device and radiator manufacturing method for lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104654127A true CN104654127A (en) | 2015-05-27 |
Family
ID=53245570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410634783.9A Pending CN104654127A (en) | 2013-11-21 | 2014-11-12 | Lighting device and manufacturing method of radiator for lighting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104654127A (en) |
| TW (1) | TWI607175B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724002A (en) * | 2017-10-27 | 2019-05-07 | 贾培军 | A kind of high-performance fire-resistant Waterproof LED lighting device |
| CN109744861A (en) * | 2017-11-02 | 2019-05-14 | 佛山市顺德区美的电热电器制造有限公司 | Pressure-detecting device for cooking apparatus and the cooking apparatus with it |
| CN111630315A (en) * | 2018-01-19 | 2020-09-04 | 株式会社小糸制作所 | Lamp unit, vehicle lamp, and method for manufacturing lamp unit |
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| EP1873447A1 (en) * | 2005-03-28 | 2008-01-02 | NeoBulb Technologies, Inc. | An efficient high-power led lamp |
| CN102597619A (en) * | 2009-11-05 | 2012-07-18 | 株式会社Elm | Large led lighting apparatus |
| US20130049041A1 (en) * | 2011-08-30 | 2013-02-28 | Abl Ip Holding Llc | Thermal conductivity and phase transition heat transfer mechanism including optical element to be cooled by heat transfer of the mechanism |
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| CN201145244Y (en) * | 2007-12-18 | 2008-11-05 | 陈炳武 | Self-refrigeration cooling LED lamp |
| CA2789267A1 (en) * | 2010-02-08 | 2011-08-11 | Ole K. Nilssen | Evaporation cooled lamp |
| JP5557105B2 (en) * | 2010-09-10 | 2014-07-23 | 東芝ライテック株式会社 | Lamp with lamp and lighting equipment |
| CN102095111A (en) * | 2011-02-28 | 2011-06-15 | 翁小翠 | Novel LED (Light Emitting Diode) bulb with high power |
| CN102588791A (en) * | 2012-02-27 | 2012-07-18 | 中国科学院广州能源研究所 | Cavity type structure heat-radiating LED (light-emitting diode) lamp adopting phase change heat transfer |
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- 2014-11-12 CN CN201410634783.9A patent/CN104654127A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1873447A1 (en) * | 2005-03-28 | 2008-01-02 | NeoBulb Technologies, Inc. | An efficient high-power led lamp |
| CN102597619A (en) * | 2009-11-05 | 2012-07-18 | 株式会社Elm | Large led lighting apparatus |
| US20130049041A1 (en) * | 2011-08-30 | 2013-02-28 | Abl Ip Holding Llc | Thermal conductivity and phase transition heat transfer mechanism including optical element to be cooled by heat transfer of the mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724002A (en) * | 2017-10-27 | 2019-05-07 | 贾培军 | A kind of high-performance fire-resistant Waterproof LED lighting device |
| CN109724002B (en) * | 2017-10-27 | 2021-12-21 | 丹阳市宇奇车辆配件有限公司 | High-performance fireproof waterproof LED lighting device |
| CN109744861A (en) * | 2017-11-02 | 2019-05-14 | 佛山市顺德区美的电热电器制造有限公司 | Pressure-detecting device for cooking apparatus and the cooking apparatus with it |
| CN111630315A (en) * | 2018-01-19 | 2020-09-04 | 株式会社小糸制作所 | Lamp unit, vehicle lamp, and method for manufacturing lamp unit |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201520472A (en) | 2015-06-01 |
| TWI607175B (en) | 2017-12-01 |
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