CN202691980U - Radiator and lamp with same - Google Patents
Radiator and lamp with same Download PDFInfo
- Publication number
- CN202691980U CN202691980U CN201220333755XU CN201220333755U CN202691980U CN 202691980 U CN202691980 U CN 202691980U CN 201220333755X U CN201220333755X U CN 201220333755XU CN 201220333755 U CN201220333755 U CN 201220333755U CN 202691980 U CN202691980 U CN 202691980U
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- China
- Prior art keywords
- radiating fin
- phase
- heat transfer
- radiator
- section
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Abstract
The utility model provides a radiator and a lamp with the same. The radiator comprises a heat conducting seat, a phase change heat transfer component and a radiating fin group, the phase change heat transfer component is in thermal contact with the heat conducting seat, the radiating fin group includes a plurality of radiating fins, and each radiating fin comprises a base, a first inclined plate, a horizontal plate and a second inclined plate, wherein the first inclined plate extends from the base, the horizontal plate extends from the first inclined plate, and the second inclined plate extends from the horizontal plate. Through holes are arranged on the horizontal plates of the radiating fins, and the radiating fins are sleeved on the phase change heat transfer component at intervals by the aid of the through holes. Therefore, when the radiator needs to meet the requirement on arrangement with various different angles, external gas can easily enter and exit from the radiating fin group, so that heat is rapidly dissipated.
Description
Technical field
The utility model proposes a kind of radiator and light fixture, especially refer to a kind of radiator and have the light fixture of this radiator.
Background technology
In recent years because of the flourish of light emitting diode (LED) technology and reach its maturity, and its have low power consuming, long service life, characteristics, the lighting device that replacement progressively is traditional such as volume is little, reaction is fast; Yet affect the most critical factor in LED life-span no more than the accumulation problem of heat, present person skilled is the product such as the radiator that uses of all out exploitation capable for LED and light fixture all.
Light fixture with radiator, it mainly comprises a radiator and a light emitting module, and radiator comprises a heat pipe and a radiating fin group, and the radiating fin group includes a plurality of radiating fins, each radiating fin roughly is a tabular, and is socketed combination with heat pipe in orthogonal mode; Light emitting module then is to be fixed on the radiator.
Yet, although having the part heat that the light fixture of radiator can produce light emitting module takes away, but its radiating effect is subject to sizable limitation, because its radiating fin is tabular, its cooling surface area that can lay can't be effectively extended under unit volume, and cause radiating effect unclear.Secondly the angles of light fixture is adjusted according to the user demand of reality, when light fixture is furnished with the inclination angle or is furnished (shining from lower to upper) close to standing upside down, each radiating fin also will be followed light fixture and will be inclination, at the light fixture of only doing heat radiation with the thermal convection current effect of gas, with making outside cryogenic gas be difficult for entering in the radiating fin group heat is taken away.
The utility model content
The light fixture that the purpose of this utility model is to provide a kind of radiator and has this radiator, bending by each radiating fin sets, radiator should various different angles the ornaments demand time, all can make extraneous gas pass in and out easily the radiating fin group and heat is taken away fast.
To achieve the above object, the utility model provides a kind of radiator, comprising: a heat-conducting seat; One phase-change heat transfer assembly, this heat-conducting seat of thermo-contact; An and radiating fin group, include a plurality of radiating fins, each radiating fin has a pair of first swash plate section of a base portion, certainly this base portion two lateral bucklings extension, a horizontal plate part that extends from each first swash plate section reaches the one second swash plate section of extending from each horizontal plate part bending, each horizontal plate part at each this radiating fin is offered a perforation, and each radiating fin is connected on this phase-change heat transfer assembly with this perforation spacer sleeve.
This heat-conducting seat comprises a pedestal and is connected to a block of this pedestal, is provided with a through hole at the binding site of this pedestal and this block, and this phase-change heat transfer assembly has a heating section, and this heating section cross-under is in this through hole.
Wherein this phase-change heat transfer assembly has at least one heat release section for each radiating fin socket, and this heat release section is extended from heating section.
Wherein forming a gas passage between adjacent this radiating fin of two-phase arbitrarily, this heat release section part surface exposes in this gas passage.Wherein this phase-change heat transfer assembly is a temperature-uniforming plate or a heat pipe, and this phase-change heat transfer assembly is the U font.
The utility model also proposes a kind of light fixture with radiator, comprising: a radiator and a light emitting module; This radiator comprises a heat-conducting seat; One phase-change heat transfer assembly, this heat-conducting seat of thermo-contact; An and radiating fin group, include a plurality of radiating fins, each this radiating fin has a pair of first swash plate section of a base portion, certainly this base portion two lateral bucklings extension, a horizontal plate part that extends from each first swash plate section reaches the one second swash plate section of extending from each horizontal plate part bending, each horizontal plate part at each this radiating fin is offered a perforation, and each radiating fin is connected on this phase-change heat transfer assembly with this perforation spacer sleeve; This light emitting module is placed on this heat-conducting seat.
Wherein this heat-conducting seat comprises a pedestal and is connected to a block of this pedestal, is provided with a through hole at the binding site of this pedestal and this block, and this phase-change heat transfer assembly has a heating section, and this heating section cross-under is in this through hole.
Wherein this light emitting module comprises a circuit substrate and is electrically connected a plurality of LED of this circuit substrate, this circuit substrate is this pedestal of thermo-contact, this phase-change heat transfer assembly has at least one heat release section for each radiating fin socket, and this heat release section is extended from this heating section.
Wherein forming a gas passage between the adjacent radiating fin of two-phase arbitrarily, this heat release section part surface exposes in this gas passage.Wherein each the second swash plate section at each this radiating fin offers a plurality of passages.
The utility model has the advantage of, utilize the bending of each radiating fin and set, can under identical unit volume, obtain maximum cooling surface area, to improve the heat dissipation of radiator.Each swash plate section by each radiating fin lays in addition, is furnished with the inclination angle or when standing upside down ornaments, all can make outside cryogenic gas be easy to enter in the radiating fin group so that heat is taken away at light fixture.
Description of drawings
Fig. 1 is the stereo appearance figure of radiating fin in the utility model;
Fig. 2 is the exploded view of the radiator that the utility model proposes;
Fig. 3 is the combination schematic diagram of the radiator that the utility model proposes;
Fig. 4 is the assembled sectional view of the radiator that the utility model proposes;
Fig. 5 is the combination appearance figure of the light fixture that the utility model proposes;
Fig. 6 is the assembled sectional view of Fig. 5;
Fig. 7 is the combination appearance figure of an embodiment of the light fixture that the utility model proposes;
Fig. 8 is the assembled sectional view of Fig. 7.
Among the figure:
The 10-heat-conducting seat;
The 11-pedestal;
The 12-block;
The 13-through hole;
The 14-conduit;
20,20'-phase-change heat transfer assembly;
The 21-heating section;
The 22-heat release section;
30-radiating fin group;
The 31-radiating fin;
The 311-base portion;
312-the first swash plate section;
The 313-horizontal plate part;
314-the second swash plate section;
The 315-perforation;
The 316-passage;
The 317-perforate;
The 2-light emitting module;
The 21-circuit substrate;
22-LED。
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, so that those skilled in the art can better understand the utility model and being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Such as Fig. 1～shown in Figure 4, be a kind of radiator that the utility model provides, this radiator 1 mainly comprises a heat-conducting seat 10, a phase-change heat transfer assembly 20 and a radiating fin group 30.
Heat-conducting seat 10 can be made by good materials of thermal conductivity such as aluminium, copper or its alloys, it mainly is made of a circular pedestal 11 and the rectangle block 12 that is connected to circular pedestal 11 back sides, bonding station at pedestal 11 and block 12 is provided with a cross through hole 13, and this external block 12 is provided with a plurality of conduits 14 away from a side of pedestal 11 is spaced apart.
Phase-change heat transfer assembly 20 in the present embodiment is a temperature-uniforming plate (Vapor Chamber), roughly be one " U " font, two heat release section 22 that it has a heating section 21 and extends from heating section 21, phase-change heat transfer assembly 20 be with its heating section 21 cross-under aforementioned through-hole 13 and with heat-conducting seat 10 thermo-contacts; Phase-change heat transfer assembly 20 mainly is comprised of a housing (or body), a capillary structure and a working fluid, enclosure interior has a vacuum cavity volume, wherein capillary structure is mesh grid or porous sintered powder, and working fluid can be water, and capillary structure and working fluid are contained in the vacuum cavity volume.After the part of housing is heated, to make inner working fluid be evaporated to gas and take away a large amount of heat and move toward condensation end, gas will be condensed into liquid when arriving condensation end, and by the capillary absorption power of capillary structure and be back to the heated portion of housing, so form the heat transfer structure of a continuous circulation.
Radiating fin group 30 comprises a plurality of radiating fins 31, radiating fin 31 can be made by good materials of thermal conductivity such as aluminium, copper or other alloys, and each radiating fin 31 has a base portion 311, reaches the one second swash plate section 314 of extending from 313 bendings of each horizontal plate part from a pair of the first swash plate section 312 that 311 liang of lateral bucklings of base portion extend, a horizontal plate part 313 that extends from each first swash plate section 312; Each horizontal plate part 313 and each first swash plate section 312 at each radiating fin 31 offer a perforation 315.Each second swash plate section 314 of this external each radiating fin 31 offers a plurality of passages 316.Each radiating fin 31 is to be connected on the heat release section 22 of aforementioned phase-change heat transfer assembly 20 with its 315 spacer sleeves of boring a hole, and forming a gas passage 32 between the adjacent radiating fin 31 of two-phase arbitrarily, the part surface of each heat release section 22 exposes in gas passage 32, takes away so as to the heat that flows each heat release section 22 surface that utilizes gas.In addition, base portion 311 centre positions of each radiating fin 31 offer a perforate 317.
As shown in Figure 5 and Figure 6, a kind of light fixture with radiator that provides for the utility model, this light fixture mainly comprises aforesaid radiator 1 and a light emitting module 2, this light emitting module 2 comprises a circuit substrate 21 and is electrically connected at a plurality of LED22 of circuit substrate 21, the aforesaid pedestal 11 of circuit substrate 21 thermo-contacts,, and taken away and dissipation by radiating fin group 30 via heat-conducting seat 10 and phase-change heat transfer assembly 20 so as to heat that each LED22 is produced.
As shown in Figure 7 and Figure 8, a kind of light fixture with radiator that provides for the utility model, it is except can the structure for above-described embodiment, the structure that can also have present embodiment, the phase-change heat transfer assembly 20' of present embodiment is a heat pipe (Heat Pipe), each horizontal plate part 313 at each radiating fin 31 offers a plurality of perforation 315, each radiating fin 31 is to be connected on the heat release section 22 of aforementioned phase-change heat transfer assembly 20 with its 315 spacer sleeves of boring a hole, and forming a gas passage 32 between the adjacent radiating fin 31 of two-phase arbitrarily, the part surface of each heat release section 22 exposes in gas passage 32, takes away so as to the heat that flows each heat release section 22 surface that utilizes gas.
The above embodiment is the preferred embodiment that proves absolutely that the utility model is lifted, and protection domain of the present utility model is not limited to this.Being equal to that those skilled in the art do on the utility model basis substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. radiator is characterized in that: comprising:
One heat-conducting seat;
One phase-change heat transfer assembly, this heat-conducting seat of thermo-contact; And
One radiating fin group, include a plurality of radiating fins, each radiating fin has a pair of first swash plate section of a base portion, certainly this base portion two lateral bucklings extension, a horizontal plate part that extends from each first swash plate section reaches the one second swash plate section of extending from each horizontal plate part bending, each horizontal plate part at each this radiating fin is offered a perforation, and each radiating fin is connected on this phase-change heat transfer assembly with this perforation spacer sleeve.
2. radiator according to claim 1, it is characterized in that: wherein this heat-conducting seat comprises a pedestal and is connected to a block of this pedestal, binding site at this pedestal and this block is provided with a through hole, and this phase-change heat transfer assembly has a heating section, and this heating section cross-under is in this through hole.
3. radiator according to claim 2 is characterized in that: wherein this phase-change heat transfer assembly has at least one heat release section for each radiating fin socket, and this heat release section is extended from heating section.
4. radiator according to claim 3 is characterized in that: wherein forming a gas passage between adjacent this radiating fin of two-phase arbitrarily, this heat release section part surface exposes in this gas passage.
5. radiator according to claim 1, it is characterized in that: wherein this phase-change heat transfer assembly is a temperature-uniforming plate or a heat pipe, and this phase-change heat transfer assembly is the U font.
6. light fixture with radiator is characterized in that: comprising:
One radiator and a light emitting module;
This radiator comprises a heat-conducting seat;
One phase-change heat transfer assembly, this heat-conducting seat of thermo-contact; And
One radiating fin group, include a plurality of radiating fins, each this radiating fin has a pair of first swash plate section of a base portion, certainly this base portion two lateral bucklings extension, a horizontal plate part that extends from each first swash plate section reaches the one second swash plate section of extending from each horizontal plate part bending, each horizontal plate part at each this radiating fin is offered a perforation, and each radiating fin is connected on this phase-change heat transfer assembly with this perforation spacer sleeve;
This light emitting module is placed on this heat-conducting seat.
7. the light fixture with radiator according to claim 6, it is characterized in that: wherein this heat-conducting seat comprises a pedestal and is connected to a block of this pedestal, binding site at this pedestal and this block is provided with a through hole, this phase-change heat transfer assembly has a heating section, and this heating section cross-under is in this through hole.
8. the light fixture with radiator according to claim 7, it is characterized in that: wherein this light emitting module comprises a circuit substrate and is electrically connected a plurality of LED of this circuit substrate, this circuit substrate is this pedestal of thermo-contact, this phase-change heat transfer assembly has at least one heat release section for each radiating fin socket, and this heat release section is extended from this heating section.
9. the light fixture with radiator according to claim 8 is characterized in that: wherein forming a gas passage between the adjacent radiating fin of two-phase arbitrarily, this heat release section part surface exposes in this gas passage.
10. the light fixture with radiator according to claim 9 is characterized in that: wherein each the second swash plate section at each this radiating fin offers a plurality of passages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220333755XU CN202691980U (en) | 2012-07-11 | 2012-07-11 | Radiator and lamp with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220333755XU CN202691980U (en) | 2012-07-11 | 2012-07-11 | Radiator and lamp with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202691980U true CN202691980U (en) | 2013-01-23 |
Family
ID=47547593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220333755XU Expired - Fee Related CN202691980U (en) | 2012-07-11 | 2012-07-11 | Radiator and lamp with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202691980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104378951A (en) * | 2013-08-15 | 2015-02-25 | 联想(北京)有限公司 | Radiator and manufacturing method thereof |
| CN105793647A (en) * | 2013-12-11 | 2016-07-20 | Nec照明株式会社 | Lighting equipment |
-
2012
- 2012-07-11 CN CN201220333755XU patent/CN202691980U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104378951A (en) * | 2013-08-15 | 2015-02-25 | 联想(北京)有限公司 | Radiator and manufacturing method thereof |
| CN105793647A (en) * | 2013-12-11 | 2016-07-20 | Nec照明株式会社 | Lighting equipment |
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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: 20130123 Termination date: 20150711 |
|
| EXPY | Termination of patent right or utility model |