CN220205679U - Air-cooled LED lamp - Google Patents
Air-cooled LED lamp Download PDFInfo
- Publication number
- CN220205679U CN220205679U CN202321599221.6U CN202321599221U CN220205679U CN 220205679 U CN220205679 U CN 220205679U CN 202321599221 U CN202321599221 U CN 202321599221U CN 220205679 U CN220205679 U CN 220205679U
- Authority
- CN
- China
- Prior art keywords
- radiator
- end cap
- side wall
- air
- led lamp
- 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.)
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Links
- 239000003507 refrigerant Substances 0.000 claims abstract description 54
- 230000017525 heat dissipation Effects 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 230000000149 penetrating effect Effects 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 241000258971 Brachiopoda Species 0.000 abstract description 10
- 238000009825 accumulation Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to an air-cooled LED lamp which comprises a lamp shell, a reflecting shade arranged in the lamp shell, an LED light source arranged in the reflecting shade, a radiator arranged in the lamp shell for radiating the LED light source and a blower, wherein the radiator is provided with a radiator part refrigerant inlet, a radiator part refrigerant outlet and a plurality of radiating channels communicated with the radiator part refrigerant inlet and the radiator part refrigerant outlet, the outlet end of the blower is connected with the radiator part refrigerant inlet, and the radiator part refrigerant outlet is communicated with the outer space of the lamp shell. The utility model aims to provide an air-cooled LED lamp with good heat dissipation effect, and solves the problems that the illumination effect is affected by dust accumulation easily on a light-transmitting plate when an existing LED irradiates upwards and the heat dissipation effect of a radiator is poor.
Description
Technical Field
The utility model relates to a lamp, in particular to an air-cooled LED lamp.
Background
The LED lamp has the advantages of energy saving and long service life, but has high heat dissipation requirements, and if the heat dissipation part is good, the service life is greatly shortened. The LED lamp has a plurality of structural forms, wherein one structural form comprises a lamp shell, a reflecting shade arranged in the lamp shell, an LED light source arranged in the reflecting shade, a radiator arranged in the lamp shell for radiating the LED light source and a light-transmitting plate for sealing the outlet end of the reflecting shade. When the LED light source is used, light emitted by the LEDs is emitted through the light-transmitting plate, light which does not emit to the reflecting cup is reflected to the light-transmitting plate by the reflecting cover and is emitted so as to improve the light utilization rate, and the radiator is used for radiating heat of the LED light source. The radiator is with heat conduction metal, realizes the heat dissipation through the heat absorption of metal and dispels the heat, when outdoor use, if ambient temperature is high then current radiator can not in time lose the heat.
Disclosure of Invention
The utility model aims to provide an air-cooled LED lamp with good heat dissipation effect, and solves the problems that the illumination effect is affected by dust accumulation easily on a light-transmitting plate when an existing LED irradiates upwards and the heat dissipation effect of a radiator is poor. The following technical problems are solved by the following technical proposal: the utility model provides a heat radiation structure of LED lamp, includes the lamp body, is located the reflector of lamp body, is located the LED light source of reflector and gives the radiating radiator that is located the lamp body of LED light source, its characterized in that still includes the air-blower, the radiator is equipped with radiator portion refrigerant import, radiator portion refrigerant export and a plurality of intercommunication radiator portion refrigerant import and radiator portion refrigerant export's heat dissipation passageway, the exit end of air-blower with radiator portion refrigerant import link together, radiator portion refrigerant export communicates with the outer space of lamp body. When the lamp is used, the blower is started, air flows out from the refrigerant outlet of the radiator part after flowing into the radiating channel through the refrigerant inlet of the radiator part by the blower, and the air flowing out from the refrigerant outlet of the radiator part flows out of the lamp shell, so that the heat dissipation of the lamp is realized, the heat dissipation is accelerated through air cooling, and the heat dissipation effect is improved.
Preferably, the lamp housing comprises a cylindrical side wall and an end cover, wherein the end cover is covered at the rear end of the cylindrical side wall, an annular connecting groove is formed in one side surface of the end cover facing the cylindrical side wall, a side wall external thread section is arranged on the inner side wall of the annular connecting groove, an end cover part internal thread section is arranged at one end, connected with the end ring, of the end cover, the end cover part internal thread section is arranged in the annular connecting groove in a penetrating mode, and the side wall part internal thread section is connected with the end cover and the cylindrical side wall in a threaded mode on the end cover part external thread section. The assembly is convenient. Preferably, a connecting pit is formed in one side surface of the end cover, facing the cylindrical side wall, of the heat radiator penetrates through the connecting pit, one end, far away from the light-transmitting plate, of the reflecting cover is abutted to the heat radiator, and the heat radiator is pressed on the reflecting cover by the end cover. The controllable of realization radiating effect that can be convenient avoids the heat insulation that can be good of portion when the interior outside of control lamp through sealed chamber is adiabatic.
Preferably, the end cover is provided with a connecting pit towards one side surface of the cylindrical side wall, the radiator is arranged in the connecting pit in a penetrating manner, one end of the reflector, which is far away from the light-transmitting plate, is abutted against the radiator, the end cover presses the radiator on the reflector, a fluid conveying channel extending along the extending direction of the annular connecting groove is arranged in the end cover, the fluid conveying channel is provided with an end cover part refrigerant inlet penetrating through the side wall of the connecting pit and a plurality of end cover part refrigerant outlets penetrating through the annular connecting groove, the end cover part refrigerant inlet and the radiator part refrigerant outlets are in sealing butt joint, and refrigerant flowing out of the end cover part refrigerant outlet flows out of the lamp shell through the annular connecting groove. The side wall of the cylinder body of the lamp hole can be cleaned by utilizing the air flow flowing out of heat dissipation.
Preferably, the opening direction of the end cover portion refrigerant outlet is parallel to the extending direction of the generatrix of the cylindrical side wall. The cleaning effect on the cylindrical side wall is good. Preferably, the end face of the cylindrical side wall, which is connected with one end of the end cover, is blocked on the refrigerant outlet of the end cover part. The flowing-out heat radiation air can reliably pass through the whole outer surface of the cylindrical side wall.
Preferably, the LED light source is thermally conductively fixed to the heat sink. The heat dissipation effect is good.
Preferably, a water storage tank is arranged in the lamp housing, and the water storage tank is connected with the refrigerant inlet of the radiator part through a water suction pump. When the heat dissipation requirement can not be met through air cooling, the water pump inputs water, evaporation and heat absorption are generated when the water flows through the radiator, heat dissipation is achieved, and reliability in heat dissipation in a high-temperature environment is improved.
Preferably, the water storage tank is of an annular structure extending along the circumferential direction of the reflecting cover, and the reflecting cover is arranged in a ring surrounded by the water storage tank in a penetrating manner. Can play a fixed role to the reflector. The volume maximization of the water storage tank is realized in a limited space.
The utility model has the following beneficial effects: the air cooling can be used for heat dissipation, and the heat dissipation effect is good; flash evaporation heat dissipation can be carried out, and the heat dissipation effect is further improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
fig. 2 is a partially enlarged schematic view at a of fig. 1.
In the figure: the LED lamp comprises a lamp housing 1, a reflecting shade 2, an LED light source 3, a radiator 4, a light-transmitting plate 5, a cylindrical side wall 7, an end cover 9, a radiator part refrigerant inlet 10, a radiator part refrigerant outlet 11, an annular limiting groove 20, an annular connecting groove 21, a side wall part external thread section 22, an end cover part internal thread section 23, a connecting pit 24, a fluid conveying channel 25, an end cover part refrigerant inlet 26, an end cover part refrigerant outlet 27, an end face 28 of the cylindrical side wall connected with the end cover, a blower 29, an air inlet pipe 30, a blowing pipe 33, a water storage tank 45 and a water suction pump 36.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but are all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 2, an air-cooled LED lamp includes a lamp housing 1, a reflector 2 disposed in the lamp housing, an LED light source 3 disposed in the reflector, a radiator 4 disposed in the lamp housing for radiating heat from the LED light source, and a light-transmitting plate 5 for sealing an outlet end of the reflector. The lamp envelope comprises a cylindrical sidewall 7 and an end cap 9 covering the rear end of the cylindrical sidewall. The radiator is provided with a radiator part refrigerant inlet 10, a radiator part refrigerant outlet 11 and a plurality of radiating channels which are communicated with the radiator part refrigerant inlet and the radiator part refrigerant outlet.
The light-transmitting plate is connected with the cylindrical side wall and supports the reflecting cover. An annular limiting groove 20 is formed in the inner surface of the light-transmitting plate, and the outlet end of the reflecting cover is arranged in the annular limiting groove in a penetrating mode.
An annular connecting groove 21 is formed in the surface of one side, facing the cylindrical side wall, of the end cover, a side wall portion external thread section 22 is formed in the inner side wall of the annular connecting groove, an end cover portion internal thread section 23 is arranged at one end, connected with the end ring, of the cylindrical side wall, the end cover portion internal thread section is arranged in the annular connecting groove in a penetrating mode, and the side wall portion internal thread section is connected with the end cover and the cylindrical side wall in a threaded mode on the end cover portion external thread section. The end cover is equipped with on the side surface towards cylindric lateral wall and connects pit 24, and the radiator wears to establish in connecting the pit, and the one end sealing butt that the light-transmitting plate was kept away from to the reflector is on the radiator, and the end cover presses the radiator on the reflector. The end cover is internally provided with a fluid conveying channel 25 extending along the extending direction of the annular connecting groove, the fluid conveying channel is provided with an end cover part refrigerant inlet 26 penetrating through the side wall of the connecting pit and a plurality of end cover part refrigerant outlets 27 penetrating through the annular connecting groove, the end cover part refrigerant inlets are in sealed butt joint with the radiator part refrigerant outlets, and the refrigerant flowing out of the end cover part refrigerant outlets flows out of the lamp housing through the annular connecting groove. The opening direction of the end cover part refrigerant outlet is parallel to the extending direction of the generatrix of the cylindrical side wall. An end face 28 of the cylindrical side wall, which is connected with one end of the end cover, is shielded on the refrigerant outlet of the end cover part. The LED light source is thermally conductively fixed on the heat sink. The lamp housing is provided with a blower 29 (it is needless to say that the blower may be disposed outside the lamp housing), and an inlet end of the blower communicates with the outside of the lamp housing through an air inlet pipe 30 to introduce air in the hollow specification 5. The inlet of the blower is connected to the coolant inlet of the radiator portion via a blower pipe 33. A water storage tank 45 (of course, the outside of the lamp housing is also possible) is arranged in the lamp housing, and is communicated with the blowing pipe through a water suction pump 36. The water pump is a micro pump. The water storage tank is an annular structure extending along the circumferential direction of the reflecting cover, and the reflecting cover is arranged in the ring enclosed by the water storage tank in a penetrating way.
When the lamp is used, the blower is started, air is sucked through the air inlet pipe and flows to the heat dissipation channel through the blowing pipe and the cooling medium inlet of the radiator part, then flows back and flows out from the cooling medium outlet of the radiator part, and the air flowing out from the cooling medium outlet of the radiator part flows out of the lamp shell, so that heat dissipation of the lamp is realized, and meanwhile, the outer surface of the cylindrical side wall is cleaned. When the temperature of the radiator is higher than the set temperature, the water pump inputs water, and when the water flows through the radiator along with air, the water generates evaporation heat absorption to realize heat dissipation.
It should be noted that in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (9)
1. The utility model provides an air-cooled LED lamp, includes the lamp body, is located the reflector of lamp body, is located the LED light source of reflector and gives the radiating radiator that is located the lamp body of LED light source, its characterized in that still includes the air-blower, the radiator is equipped with radiator portion refrigerant import, radiator portion refrigerant export and a plurality of intercommunication radiator portion refrigerant import and radiator portion refrigerant export's heat dissipation passageway, the exit end of air-blower with radiator portion refrigerant import link together, radiator portion refrigerant export communicates with the outer space of lamp body.
2. An air-cooled LED lamp according to claim 1, wherein the lamp housing comprises a cylindrical side wall and an end cap covering the rear end of the cylindrical side wall, an annular connecting groove is formed in the surface of one side of the end cap facing the cylindrical side wall, an outer thread section of the side wall portion is formed in the inner side wall of the annular connecting groove, an inner thread section of the end cap portion is formed at the end, connected with the end ring, of the end cap, the inner thread section of the end cap portion is arranged in the annular connecting groove in a penetrating manner, and the inner thread section of the side wall portion is connected with the outer thread section of the end cap portion in a threaded manner to connect the end cap with the cylindrical side wall.
3. An air-cooled LED lamp according to claim 2, wherein a connecting recess is provided on a side surface of the end cap facing the cylindrical side wall, the heat sink is inserted into the connecting recess, an end of the light reflecting cover away from the light transmitting plate abuts against the heat sink, and the end cap presses the heat sink against the light reflecting cover.
4. An air-cooled LED lamp according to claim 2, wherein a connecting pit is provided on a side surface of the end cap facing the cylindrical side wall, the radiator is inserted into the connecting pit, one end of the reflector, which is far away from the light-transmitting plate, is abutted against the radiator, the radiator is pressed against the reflector by the end cap, a fluid conveying channel extending along the extending direction of the annular connecting groove is provided in the end cap, the fluid conveying channel is provided with an end cap portion refrigerant inlet penetrating through the side wall of the connecting pit and a plurality of end cap portion refrigerant outlets penetrating through the annular connecting groove, the end cap portion refrigerant inlet is in sealing butt joint with the radiator portion refrigerant outlet, and the refrigerant flowing out of the end cap portion refrigerant outlet flows out of the lamp housing through the annular connecting groove.
5. The air-cooled LED lamp of claim 4, wherein the opening direction of the end cap portion refrigerant outlet is parallel to the direction of extension of the generatrix of the cylindrical side wall.
6. An air-cooled LED lamp according to claim 4, wherein the end face of the cylindrical side wall at the end connected to the end cap is shielded from the end cap portion refrigerant outlet.
7. An air-cooled LED lamp according to claim 1 or 2 or 3 or 4 or 5 or 6, wherein the LED light source is thermally conductively fixed to the heat sink.
8. An air-cooled LED lamp according to claim 1 or 2 or 3 or 4 or 5 or 6, wherein a water storage tank is provided in the lamp housing, and the water storage tank is connected to the coolant inlet of the radiator portion by a water suction pump.
9. An air-cooled LED lamp according to claim 8 wherein the water storage tank is of annular configuration extending circumferentially along a reflector which is disposed through a ring defined by the water storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321599221.6U CN220205679U (en) | 2023-06-21 | 2023-06-21 | Air-cooled LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321599221.6U CN220205679U (en) | 2023-06-21 | 2023-06-21 | Air-cooled LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220205679U true CN220205679U (en) | 2023-12-19 |
Family
ID=89141541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321599221.6U Active CN220205679U (en) | 2023-06-21 | 2023-06-21 | Air-cooled LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220205679U (en) |
-
2023
- 2023-06-21 CN CN202321599221.6U patent/CN220205679U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |