CN204592955U - A kind of open type LED lamp of carrying out integral heat sink - Google Patents
A kind of open type LED lamp of carrying out integral heat sink Download PDFInfo
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- CN204592955U CN204592955U CN201520264887.5U CN201520264887U CN204592955U CN 204592955 U CN204592955 U CN 204592955U CN 201520264887 U CN201520264887 U CN 201520264887U CN 204592955 U CN204592955 U CN 204592955U
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- cavity
- lamp socket
- power supply
- supply board
- fin
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Abstract
The utility model discloses a kind of open type LED lamp of carrying out integral heat sink, comprise power supply board, lampshade, lamp socket and back cover, lampshade has the first cavity, and lamp socket has the second cavity, and back cover has the 3rd cavity, between cavity, direct connection does not occur; Lampshade has at least one the outlet directly penetrated for light, and power supply board is arranged in the first cavity, and the junction of lamp socket and lampshade forms air outlet, and lamp socket is provided with some air inlets, at air inlet, forms air flow channel between the second cavity and air outlet; Be provided with fin and air-blast device in second cavity, fin respectively with power supply board, lamp socket can thermal conductive contact, at power supply board, forms the passage of heat between fin and lamp socket.The utility model can carry out integral heat sink to LED lamp, effectively solves the heating problem of the parts such as light source, avoids the situation occurring hot-spot, and radiating efficiency is high, speed is fast, and be conducive to the service life extending light fixture, structure is simple, is easy to practical.
Description
Technical field
The utility model relates to lighting field, especially relates to a kind of LED lamp.
Background technology
Along with the improving constantly of consciousness of energy-conserving and environment-protective, LED lamp because its light efficiency is high, the advantage such as little power consumption, life-span be long and be more and more subject to the favor of people, more because its outstanding light modulation color tunability, LED lamp has become the main source of room lighting gradually.But heat dissipation problem is one of key factor of restriction LED development always, in prior art, the heat radiation of LED adopts the mode establishing louvre on lamp housing newly, heat is walked by air fluxion strap, but this mode existing defects: louvre is generally only opened on lamp socket, mainly for power supply, the heat radiation of the regional areas such as circuit board, and the heat radiation of the Lights section is rarely had relate to, therefore easily localized hyperthermia is caused, radiating efficiency is still not fully up to expectations, therefore, in order to the heat-sinking capability of LED can be improved, need badly a kind of can carry out integral heat sink fitting structure.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of open type LED lamp of carrying out integral heat sink, integral heat sink can be carried out to LED lamp, effectively solve the heating problem of the parts such as light source, avoid the situation occurring hot-spot, radiating efficiency is high, speed is fast, is conducive to the service life extending light fixture, structure is simple, is easy to practical.
The utility model solves the technical scheme that its technical problem adopts:
Carry out an open type LED lamp for integral heat sink, comprise power supply board, comprise the lampshade, lamp socket and the back cover that connect successively, lampshade has the first cavity, and lamp socket has the second cavity, and back cover has the 3rd cavity, between cavity, direct connection does not occur;
Lampshade has at least one the outlet directly penetrated for light, power supply board is arranged in the first cavity, the junction of lamp socket and lampshade forms air outlet, and lamp socket is also provided with some air inlets, thus at air inlet, form air flow channel between the second cavity and air outlet;
Be provided with fin and air-blast device in second cavity, fin respectively with power supply board, lamp socket can thermal conductive contact, thus at power supply board, form the passage of heat between fin and lamp socket;
Air-blast device can drive air to flow through air flow channel.
As the further improved procedure of such scheme, the passage of heat comprises heat pipe, and heat pipe is connected with fin, power supply board and lamp socket heat conduction respectively.
As the further improved procedure of such scheme, the passage of heat comprises heat-conducting plate, and heat-conducting plate is connected with heat pipe, power supply board heat conduction respectively.
As the further improved procedure of such scheme, air-blast device is aerofoil fan, and it is arranged between fin and power supply board, to realize air from fin to the flowing of power supply board.
As the further improved procedure of such scheme, heat pipe comprises parallel Plug Division, and Plug Division is connected as one by the portion of expanding;
One end of heat pipe by Plug Division grafting on a heat sink, and is finally connected with lamp socket, and the other end is connected with the upper surface of heat-conducting plate by the portion of expanding, and the lower surface of heat-conducting plate and power supply board are fitted;
Aerofoil fan is by expanding portion's envelope interior.
As the further improved procedure of such scheme, lamp socket, fin are provided with the cylinder boss of hollow in the junction with heat pipe, and heat pipe is plugged in cylinder boss.
As the further improved procedure of such scheme, heat pipe is 2 places, and the two is set up in parallel.
As the further improved procedure of such scheme, fin is 3 places, and the axis along light fixture is stacked, which is provided with some air vents.
As the further improved procedure of such scheme, comprise sealing gasket, it is located between lamp socket and lampshade, isolated first cavity and the second cavity.
As the further improved procedure of such scheme, lamp socket comprises metalwork, and the moulding to be connected with metalwork, metalwork comprises base plate, the surrounding of base plate is provided with sidewall, forms breach between adjacent sidewall, and moulding is provided with the extension corresponding with breach, and be connected with sidewall by it, sidewall is provided with flange in the junction of the two.
The beneficial effects of the utility model are:
Can carry out integral heat sink to LED lamp, effectively solve the heating problem of the parts such as light source, avoid the situation occurring hot-spot, radiating efficiency is high, speed is fast, and be conducive to the service life extending light fixture, structure is simple, is easy to practical.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the axonometric drawing of the utility model embodiment;
Fig. 2 is the exploded view of the utility model embodiment;
Fig. 3 is the sectional view (hiding thermal component) of the utility model embodiment;
Fig. 4 is the decomposing schematic representation of the utility model lamp socket;
Fig. 5 is the axonometric drawing of the utility model thermal component embodiment;
Fig. 6 is the decomposing schematic representation of thermal component.
Detailed description of the invention
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, scheme and effect fully.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
It should be noted that, if no special instructions, when a certain feature is called as " fixing ", " connection " in another feature, it can directly be fixed, be connected in another feature, also indirectly can fix, be connected in another feature.In addition, it is only relative to the mutual alignment relation of each part of the utility model in accompanying drawing that the upper and lower, left and right used in the utility model etc. describe.
In addition, unless otherwise defined, all technology used herein are identical with the implication that those skilled in the art understand usually with scientific terminology.The term used in description is herein to describe specific embodiment, instead of in order to limit the present invention.Term as used herein " and/or " comprise the arbitrary combination of one or more relevant Listed Items.
Referring to figs. 1 through Fig. 3, show an embodiment of the present utility model, comprise power supply board 10, lampshade 20, lamp socket 30 and back cover 40, lampshade 20 has the first cavity 201, and lamp socket 30 has the second cavity 301, and back cover 40 has the 3rd cavity 401, wherein, first cavity 201 is light-source chamber, settles power supply board 10, second cavity 301 to be heat dissipation cavity in it, thermal component is provided with in it, realizing the integral heat sink of light fixture, be mounted with the drive plate of light fixture in the 3rd cavity 401, is actuator chamber.There is not direct connection between cavity, thus avoid heat dissipation cavity operationally to inject foreign material to light-source chamber and actuator chamber, contribute to the service life extending light fixture.
In the utility model, lampshade 20 is open type lampshade, and concrete, it is approximately infundibulate, and have the outlet 21 directly penetrated for light of at least one, power supply board 10 is arranged on the bottom of funnel, is convenient to optically focused.Lampshade 20 forms air outlet 34 with the junction of lamp socket 30, lamp socket 30 is also provided with some air inlets 31, like this, just between air inlet 31, second cavity 301 and air outlet 34, forms air flow channel, air can flow through described air flow channel, lowers the temperature to light fixture.
Also be provided with fin 50 and air-blast device 80 in second cavity 301, wherein fin 50 respectively with power supply board 10, lamp socket 30 can thermal conductive contact, thus at power supply board 10, form the passage of heat between fin 50 and lamp socket 30.The heat that power supply board 10 produces is passed on fin on the one hand, and by air-blast device 80 drive distinguished and admirable carry out air-cooled, also can being passed on lamp socket 30 by fin on the other hand, by completing heat radiation with the heat exchange of external environment, thus realizing the design of integral heat sink.
With reference to Fig. 4, in order to the sight of the heat-sinking capability and light fixture entirety that increase lamp socket, lamp socket 30 comprises metalwork 32 and the moulding 33 be coated on metalwork 32, wherein, metalwork 32 comprises base plate, the surrounding of base plate is provided with sidewall 320, which is provided with described air inlet 31, forms breach 321 between adjacent sidewall 320.Position moulding 33 corresponding to breach 321 is provided with extension 330, and be connected on metalwork 32 by this extension 330, in order to prevent the injection defect caused because metalwork 32 is excessively thin, the position that sidewall 320 is being connected with moulding 33 is provided with flange 322.
With reference to Fig. 5 and Fig. 6, thermal component comprises fin 50, and it is arranged in the second cavity 301, can heat conduction be connected respectively with power supply board 10, lamp socket 30, after the heat on power supply board 10 is passed to fin 50, is taken away by the air-flow in air flow channel.Because fin 50 has larger area of dissipation, therefore effectively can improve radiating efficiency.
Preferably, fin 50 is 3, and the axis along light fixture is stacked, further expands area of dissipation, and it is also provided with some air vents, is convenient to air-flow and better flows between fins.
A kind of detailed description of the invention be connected with circuit board thermal conductive as fin, include heat pipe 60, preferably, heat pipe 60 comprises the Plug Division 61 be arranged in parallel, Plug Division 61 is connected as one by the portion of expanding 62 of bottom, concrete, the portion of expanding comprises the circular arc pipeline of both sides and connects the horizontal pipe of circular arc pipeline.One end of heat pipe 60 is plugged on fin 50 by described Plug Division, and is finally connected with metalwork 32, and the other end is connected with power supply board 10 heat conduction, thus realizes heat in power supply board 10, transmission between fin 50 and lamp socket 30.
Preferably, heat pipe 60 is made up of Heat Conduction Material, as copper pipe etc.In the present embodiment, heat pipe 60 is 2, and the two is set up in parallel.
Further, be also provided with heat-conducting plate 70, it is connected with heat pipe 60, power supply board 10 heat conduction respectively.Concrete, lower surface and the power supply board 10 of heat-conducting plate 70 are fitted, and maximized transmission is from the heat of circuit board; Its upper surface is provided with groove 71, and the portion of expanding 62 of heat pipe 60 is chimeric within it, for expanding the contact area of the two.By arranging heat-conducting plate 70 and expanding portion 62, the heat transmission speed between power supply board 10 and fin can be accelerated, be convenient to quick heat radiating.
In order to further accelerate the speed of heat exchange, fin 50, metalwork 32 are being provided with the cylinder boss 51 of hollow with heat pipe 60 junction, and heat pipe 60 is plugged in described cylinder boss, strengthen the contact area with fin 50, metalwork 32.
In the present embodiment, air-blast device 80 is preferably aerofoil fan, its by the portion of expanding 62 envelope interior.Under the driving of fan, air is entered by air inlet 31, carries out air-cooled to fin 50, heat pipe 60 and heat-conducting plate 70, flow out from air outlet 34 again, along the outer surface loss of lampshade 20, while to inside cavity heat radiation, the heat radiation of lampshade and light source can also be taken into account.
With reference to Fig. 2, comprise sealing gasket 90, it is arranged between power supply board 10 and lamp socket 30, the first cavity 201 and the second cavity 301 is separated, prevents the dust in air flow channel from entering in lampshade, affect the illumination effect of light source.
More than that better enforcement of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (10)
1. one kind can be carried out the open type LED lamp of integral heat sink, comprise power supply board, it is characterized in that: comprise the lampshade, lamp socket and the back cover that connect successively, described lampshade has the first cavity, described lamp socket has the second cavity, described back cover has the 3rd cavity, between cavity, direct connection does not occur;
Described lampshade has at least one the outlet directly penetrated for light, described power supply board is arranged in described first cavity, the junction of described lamp socket and lampshade forms air outlet, described lamp socket is also provided with some air inlets, thus at described air inlet, form air flow channel between the second cavity and air outlet;
Be provided with fin and air-blast device in described second cavity, described fin respectively with power supply board, lamp socket can thermal conductive contact, thus at described power supply board, form the passage of heat between fin and lamp socket;
Described air-blast device can drive air to flow through described air flow channel.
2. open type LED lamp of carrying out integral heat sink according to claim 1, is characterized in that: the described passage of heat comprises heat pipe, described heat pipe is connected with described fin, power supply board and lamp socket heat conduction respectively.
3. open type LED lamp of carrying out integral heat sink according to claim 2, it is characterized in that: the described passage of heat comprises heat-conducting plate, described heat-conducting plate is connected with described heat pipe, power supply board heat conduction respectively.
4. open type LED lamp of carrying out integral heat sink according to claim 3, is characterized in that: described air-blast device is aerofoil fan, and it is arranged between described fin and power supply board, to realize air from fin to the flowing of power supply board.
5. open type LED lamp of carrying out integral heat sink according to claim 4, it is characterized in that: described heat pipe comprises parallel Plug Division, described Plug Division is connected as one by the portion of expanding;
One end of described heat pipe is plugged on described fin by described Plug Division, and is finally connected with described lamp socket, and portion of expanding described in the other end passes through is connected with the upper surface of described heat-conducting plate, and lower surface and the described power supply board of described heat-conducting plate are fitted;
Described aerofoil fan by the described portion's envelope that expands interior.
6. open type LED lamp of carrying out integral heat sink according to claim 5, it is characterized in that: described lamp socket, fin are provided with the cylinder boss of hollow in the junction with described heat pipe, described heat pipe is plugged in described cylinder boss.
7. the open type LED lamp of the carried out integral heat sink according to any one of claim 2 to 6, is characterized in that: described heat pipe is 2 places, and the two is set up in parallel.
8. open type LED lamp of carrying out integral heat sink according to any one of claim 1 to 6, is characterized in that: described fin is 3 places, and the axis along light fixture is stacked, which is provided with some air vents.
9. open type LED lamp of carrying out integral heat sink according to any one of claim 1 to 6, is characterized in that: comprise sealing gasket, and it is located between described lamp socket and lampshade, isolated described first cavity and the second cavity.
10. open type LED lamp of carrying out integral heat sink according to any one of claim 1 to 6, it is characterized in that: described lamp socket comprises metalwork, and the moulding to be connected with described metalwork, described metalwork comprises base plate, the surrounding of described base plate is provided with sidewall, and form breach between adjacent described sidewall, described moulding is provided with the extension corresponding with described breach, and be connected with described sidewall by it, described sidewall is provided with flange in the junction of the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264887.5U CN204592955U (en) | 2015-04-28 | 2015-04-28 | A kind of open type LED lamp of carrying out integral heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264887.5U CN204592955U (en) | 2015-04-28 | 2015-04-28 | A kind of open type LED lamp of carrying out integral heat sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592955U true CN204592955U (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520264887.5U Expired - Fee Related CN204592955U (en) | 2015-04-28 | 2015-04-28 | A kind of open type LED lamp of carrying out integral heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11287103B2 (en) | 2019-04-22 | 2022-03-29 | Ism Lighting, Llc. | Low wattage balloon work light |
-
2015
- 2015-04-28 CN CN201520264887.5U patent/CN204592955U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11287103B2 (en) | 2019-04-22 | 2022-03-29 | Ism Lighting, Llc. | Low wattage balloon work light |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170626 Address after: Soochow Industrial Park, Huang Town three community Huang Jing village 523750 Guangdong city in Dongguan Province, a building 2 floor -1 Patentee after: Dongguan Yi Fei Xun Photoelectric Technology Co., Ltd. Address before: 518110 Guangdong Province, Shenzhen city Longhua District Guanlan community Daping chapter Road No. 110 Fuxing building Patentee before: Yi Feixun heat transfer technology company limited of Shenzhen |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20210428 |