CN202813286U - Radiator and illumination module group - Google Patents
Radiator and illumination module group Download PDFInfo
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- CN202813286U CN202813286U CN2012201467741U CN201220146774U CN202813286U CN 202813286 U CN202813286 U CN 202813286U CN 2012201467741 U CN2012201467741 U CN 2012201467741U CN 201220146774 U CN201220146774 U CN 201220146774U CN 202813286 U CN202813286 U CN 202813286U
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- radiator
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- heat
- heat sink
- base
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- 238000005286 illumination Methods 0.000 title abstract description 5
- 239000002184 metal Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000191 radiation effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 241001465382 Physalis alkekengi Species 0.000 description 4
- 238000003466 welding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a radiator and an illumination module group, wherein the radiator includes a first sub-radiator and a second sub-radiator which are fixedly connected. The first sub-radiator is in a circular structure and heat radiating fins are uniformly distributed on the circular outer wall of the first sub-radiator. The second sub-radiator includes a heat-conducting base for fixedly connecting the first sub-radiator and a heat-conducting plate arranged on the heat-conducting base, and the heat radiating fins are uniformly distributed on the heat-conducting plate. The illumination module group includes a light source and the radiator, and the light source is arranged in the inner cavity of the circular structure of the first sub-radiator. Compared with a radiator having the same size and weight in the prior art, the radiator provided has better heat radiation effects through the combination of the two radiators.
Description
Technical Field
The utility model relates to a lamps and lanterns heat dissipation technique especially relates to a radiator and lighting module.
Background
In the prior art, in order to solve the problem of heat dissipation of a high-power LED (Light Emitting Diode) lamp, a designer generally increases the area of a heat conducting plate disposed on the LED lamp to improve the heat dissipation efficiency. The solution is to solve the problem of heat dissipation and at the same time to make the whole radiator have too large volume and increased weight.
SUMMERY OF THE UTILITY MODEL
The utility model provides a radiator and lighting module to improve the radiating efficiency.
One aspect of the present invention is to provide a heat sink, which includes a first sub-heat sink and a second sub-heat sink that are fixedly connected; wherein,
the first sub radiator is of an annular structure, and radiating fins are uniformly distributed on the outer annular wall of the first sub radiator;
the second sub radiator comprises a heat conduction base for fixedly connecting the first sub radiator and a heat conduction plate arranged on the heat conduction base; radiating fins are uniformly distributed on the heat conducting plate.
As mentioned above, preferably, a mounting flange is provided on one side annular end surface of the first sub-radiator;
at least two first mounting holes are uniformly distributed in the circumferential direction of the mounting flange, second mounting holes are formed in corresponding positions on a heat conduction base of the second sub-radiator, and the heat conduction base is fixedly connected with the mounting flange through a connecting piece penetrating through the first mounting holes and the second mounting holes; or,
at least two buckles or clamping grooves are distributed on the circumferential direction of the mounting flange, and clamping grooves or buckles matched with the buckles or the clamping grooves are arranged at corresponding positions on the heat conducting base of the second sub-radiator.
The radiator is characterized in that the height of the first sub radiator is preferably 20-70 mm.
The heat sink as described above, wherein the first sub-heat sink has a circular ring structure, an elliptical ring structure, or a ring structure with a polygonal cross section.
As the heat sink described above, preferably, the heat conductive plate is perpendicular to the heat conductive base.
The heat sink as described above, the first sub-heat sink being surrounded by a solid metal plate or a hot plate; the heat conducting base and the heat conducting plate of the second sub radiator are solid metal plates or hot plates.
Another aspect of the present invention is to provide an illumination module, which includes a light source and the above-mentioned heat sink; the lamp source is arranged in the inner cavity of the annular structure of the first sub radiator.
The utility model discloses a technical effect of aspect is: the utility model discloses an adopt the design of two radiator combinations, compare with the radiator with volume and weight among the prior art, have better radiating effect.
The utility model discloses the technological effect of another aspect is: adopt the lighting module of structure can make whole lamps and lanterns have higher heat-sinking capability, adopt increase heat radiating area to realize than current with the utility model discloses the lamps and lanterns of the same radiating effect, the utility model discloses a volume and weight are littleer.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a heat sink according to the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of a heat sink according to the present invention;
fig. 3 is a schematic top view of a first sub-radiator in an embodiment of the heat sink provided by the present invention;
fig. 4 is a schematic front view of a first sub-radiator in a first embodiment of the radiator provided by the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of a first sub-radiator in an embodiment of a radiator provided by the present invention;
fig. 6 is a schematic front view of a first sub-radiator in a second embodiment of the radiator provided by the present invention;
fig. 7 is a schematic right-view diagram of a first sub-radiator in a second radiator embodiment according to the present invention;
fig. 8 is a schematic structural diagram of a second sub-radiator in a radiator embodiment provided by the present invention.
Detailed Description
The utility model provides a radiator embodiment, include: and a first sub-radiator 1 and a second sub-radiator 4 fixedly connected as shown in fig. 1 and 2. The first sub-radiator 1 is of an annular structure, and radiating fins 2 are uniformly distributed on the outer wall of the ring of the first sub-radiator 1, as shown in fig. 3, 4 and 5. The second sub-radiator 4 comprises a heat conduction base 5 fixedly connected with the first sub-radiator 1 and a heat conduction plate 6 arranged on the heat conduction base 5; the heat conducting plate 6 is uniformly distributed with radiating fins 2, as shown in fig. 6, 7 and 8. Fig. 1 and 2 show two ways of arranging the heat-conducting plate 6 on the heat-conducting base 5, respectively. In fig. 1, the heat conducting plate 6 is arranged on the end surface 502 opposite to the end surface 501 where the heat conducting base 5 is fixedly connected with the first heat sink 1; and the heat conducting plate 6 shown in fig. 2 is arranged on the end surface 501 of the heat conducting base 5 fixedly connected with the first heat sink 1. The two setting modes can be selected and used according to the specific structure of the heating body in practical application.
In the above embodiments, the first sub-radiator is configured in a ring structure to dissipate heat released around the heating element disposed in the inner cavity of the ring structure of the first sub-radiator. The second sub radiator is used for radiating heat released from the upper part of the heating body. The above embodiment adopts a design of combining two radiators, and has a better radiating effect compared with the radiator with the same volume and weight in the prior art.
The first sub-radiator and the second sub-radiator described in the above embodiments may be fixedly connected by gluing. Of course, in order to facilitate disassembly, the first sub-radiator and the second sub-radiator may be fixedly connected by a connecting member. Specifically, as shown in fig. 3, a mounting flange 3 is arranged on an annular end face of one side of the first sub-radiator 1; at least two first mounting holes 301 are uniformly distributed on the circumferential direction of the mounting flange 3. Only 4 first mounting holes 301 are shown in fig. 2, and in practice, two, three or more first mounting holes 301 may be provided, and the number of specific arrangements may be determined according to actual fastening requirements. A second mounting hole (not shown in the figure) is formed in a corresponding position on a heat conduction base of the second sub-radiator, and the heat conduction base is fixedly connected with the mounting flange 3 through a connecting piece penetrating through the first mounting hole 301 and the second mounting hole. The connecting piece can be a fastener such as a screw. Besides the above-mentioned fixed connection mode, the first sub radiator and the second sub radiator can also be fixedly connected through a connection structure. Namely, at least two buckles or clamping grooves are distributed on the circumferential direction of the mounting flange; and a clamping groove or a buckle matched with the buckle or the clamping groove is arranged at the corresponding position on the heat conduction base of the second sub radiator. That is, when the mounting flange is provided with the clamping groove, the heat conducting base is provided with the buckle matched with the clamping groove; when the mounting flange is provided with the buckle, the heat conducting base is provided with a clamping groove matched with the buckle. Therefore, the first sub radiator and the second sub radiator can be directly and fixedly connected in a buckling mode of the buckle and the clamping groove. In practical application, the fixed connection mode of the first sub radiator and the second sub radiator can be selected according to factors such as specific use environment of the radiator.
The utility model provides a radiator embodiment more is applicable to the heat dissipation of the heat-generating body of height between 20 ~ 70mm, like lamps and lanterns etc. Therefore, the height h (as shown in fig. 4) of the first sub-radiator in the above embodiment is preferably 20 to 70 mm. In practical applications, the specific size of the height h of the first sub-heat sink should be set according to the height of the heat generating body, and preferably, the height h of the first sub-heat sink is slightly larger than the height of the heat generating body.
Fig. 3 and 4 show only one configuration of the first sub-radiator according to the above embodiment. The cross section of the first sub radiator can also be in a circular ring structure, an elliptical ring structure, a ring structure with a polygonal cross section or other ring structures with regular or irregular cross section shapes. In addition, the heat dissipation fins 2 uniformly distributed on the outer wall of the ring of the first sub-heat sink 1 may be arranged in a manner that the centers of the cross sections of the first sub-heat sink 1 are divergent (as shown in fig. 3), may be arranged in parallel on the outer wall of the ring of the first sub-heat sink 1 (as shown in fig. 5), and may be arranged in any other manner. The first sub-radiator ring is preferably arranged on the outer wall of the first sub-radiator ring in a divergent form in consideration of heat dissipation effect.
Fig. 6 and 7 show only the heat-dissipating fins of the heat-conducting plate of the second sub-radiator arranged in parallel to the longitudinal axis direction of the heat-conducting plate, and in addition to this, the heat-dissipating fins may be arranged perpendicularly to the longitudinal axis direction of the heat-conducting plate (as shown in fig. 8). In addition, the heat conducting plate of the second sub-radiator can be perpendicular to the heat conducting base and can also be arranged at a certain angle with the heat conducting base. However, in practical applications, it is preferable that the heat conductive plate is disposed perpendicular to the heat conductive base in consideration of an assembly space and heat dissipation efficiency when the heat sink is mounted.
In practice, the first sub-radiator of the annular structure in the above embodiment may be directly selected from an existing component with a higher thermal conductivity, or made of a solid metal plate with a higher thermal conductivity. Specifically, the first sub-radiator is surrounded by a solid metal plate or a hot plate; the hot plate is one of the existing components with high heat conductivity coefficient, and the center of the hot plate is provided with a heat absorption core. The radiating fins on the outer wall of the first sub-radiator ring can be directly formed on the outer wall of the ring by adopting a direct stretching process or fixed on the outer wall of the ring by a welding method. Similarly, the heat-conducting base and the heat-conducting plate of the second sub-radiator can be directly made of the existing components with higher heat-conducting coefficients or made of metal with higher heat-conducting coefficients. Specifically, the heat conducting base and the heat conducting plate of the second sub-radiator are solid metal plates or hot plates. The radiating fins uniformly distributed on the heat conducting plate can be directly formed on the heat conducting plate by adopting a direct stretching process or fixed on the heat conducting plate by a welding method. The first sub radiator absorbs heat emitted by a heating element arranged in an inner cavity of the first sub radiator and transfers the absorbed heat to the radiating fins; the radiating fins exchange heat with the environment, so that the radiating purpose is achieved. In a similar way, the heat conducting base of the second sub-radiator absorbs the heat emitted by the heating body, the absorbed heat is transferred to the radiating fins through the heat conducting plate, and the radiating fins exchange heat with the environment, so that the radiating purpose is achieved.
The utility model provides an illumination module embodiment includes lamp source and radiator. Wherein, the radiator adopts the radiator with the structure in the embodiment. The lamp source is arranged in the inner cavity of the annular structure of the first sub radiator. In practical applications, the light source may be fixed on the inner wall of the ring of the first sub-heat sink through a connector or a connecting structure, or may be fixed on the heat conducting base of the second sub-heat sink. The first sub-radiator of the radiator can effectively radiate heat released around the lamp source; the second sub-radiator can effectively radiate heat released by the upper part of the lamp source, so that the lighting module has better heat radiation capability, and the service life of the lamp source can be effectively prolonged. The light source in this embodiment may be specifically an LED lamp.
In addition, the radiator described in the embodiment can directly replace the component for fixing the lampshade in the traditional lighting module. Therefore, the lighting module does not need to be provided with the assembly, the radiator can be used for fixing the lampshade and has a radiating effect, the whole lighting module is simpler in structure, the overall dimension is not obviously increased, the radiating effect is better, and the service life is longer.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A heat sink, comprising: the first sub radiator and the second sub radiator are fixedly connected; wherein,
the first sub radiator is of an annular structure, and radiating fins are uniformly distributed on the outer annular wall of the first sub radiator;
the second sub radiator comprises a heat conduction base for fixedly connecting the first sub radiator and a heat conduction plate arranged on the heat conduction base; radiating fins are uniformly distributed on the heat conducting plate.
2. The heat sink as claimed in claim 1, wherein a mounting flange is provided on one side annular end surface of the first sub-heat sink;
at least two first mounting holes are uniformly distributed in the circumferential direction of the mounting flange, second mounting holes are formed in corresponding positions on a heat conduction base of the second sub-radiator, and the heat conduction base is fixedly connected with the mounting flange through a connecting piece penetrating through the first mounting holes and the second mounting holes; or,
at least two buckles or clamping grooves are distributed on the circumferential direction of the mounting flange, and clamping grooves or buckles matched with the buckles or the clamping grooves are arranged at corresponding positions on the heat conducting base of the second sub-radiator.
3. The heat sink as claimed in claim 1 or 2, wherein the height of the first sub-heat sink is 20-70 mm.
4. The heat sink according to claim 1 or 2, wherein the first sub-heat sink has a circular ring structure, an elliptical ring structure, or a ring structure having a polygonal cross section.
5. The heat sink according to claim 1 or 2, wherein the thermally conductive plate is perpendicular to the thermally conductive base.
6. The heat sink as claimed in claim 1 or 2, wherein the first sub-heat sink is surrounded by a solid metal plate or a hot plate; the heat conducting base and the heat conducting plate of the second sub radiator are solid metal plates or hot plates.
7. A lighting module comprising a light source and a heat sink as claimed in any one of claims 1 to 6; the lamp source is arranged in the inner cavity of the annular structure of the first sub radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201467741U CN202813286U (en) | 2012-03-31 | 2012-03-31 | Radiator and illumination module group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201467741U CN202813286U (en) | 2012-03-31 | 2012-03-31 | Radiator and illumination module group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202813286U true CN202813286U (en) | 2013-03-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201467741U Expired - Fee Related CN202813286U (en) | 2012-03-31 | 2012-03-31 | Radiator and illumination module group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202813286U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595536A (en) * | 2018-11-22 | 2019-04-09 | 深圳市海洋王照明工程有限公司 | Large-power lamp radiator and lamps and lanterns |
| CN111465295A (en) * | 2020-05-26 | 2020-07-28 | 镇江奥达电子有限公司 | Heat radiator |
-
2012
- 2012-03-31 CN CN2012201467741U patent/CN202813286U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595536A (en) * | 2018-11-22 | 2019-04-09 | 深圳市海洋王照明工程有限公司 | Large-power lamp radiator and lamps and lanterns |
| CN111465295A (en) * | 2020-05-26 | 2020-07-28 | 镇江奥达电子有限公司 | Heat radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20150331 |
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| EXPY | Termination of patent right or utility model |