CN103925579A - Heat dissipation device and LED lamp - Google Patents
Heat dissipation device and LED lamp Download PDFInfo
- Publication number
- CN103925579A CN103925579A CN201410177931.9A CN201410177931A CN103925579A CN 103925579 A CN103925579 A CN 103925579A CN 201410177931 A CN201410177931 A CN 201410177931A CN 103925579 A CN103925579 A CN 103925579A
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- Prior art keywords
- radiator
- radiating fin
- banking stop
- connector
- groove
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
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Abstract
The invention relates to a heat dissipation device and an LED lamp. The heat dissipation device comprises a heat dissipation device body and a connecting piece arranged at one end of the heat dissipation device body and used for connecting the heat dissipation device body with other components. The heat dissipation device body comprises a plurality of heat dissipation fins. A groove is formed in the end face, where the connecting piece is arranged, of the heat dissipation device body in an inward denting mode and is contained with the connecting piece, other portions of the heat dissipation device body make contact with other components, and the connecting piece is fixed to the groove in a matched mode. According to the heat dissipation device and the LED lamp, because an LED lamp board can make direct contact with heat dissipation fins, the medium heat resistance is reduced, and a good heat dissipation effect can be achieved.
Description
Technical field
The present invention relates generally to a kind of radiator and LED light fixture.
Background technology
The radiator being applied in the market on LED light fixture or light source heat radiation adopts fin slices radiator mostly, existing fin slices radiator is by the along the circumferential direction evenly distributed connection of several radiating fins 1 and surround an annular solid, the bottom of annular solid is provided with the table top 2 for being connected with LED lamp plate, and described table top 2 is plane.When the radiator of LED light fixture is connected with LED lamp plate, conventionally between the table top 2 of radiator and LED lamp plate, be provided with a metallic plate, metallic plate to pass through heat-conducting glue mutually bonding with table top 2, on metallic plate, offer screwed hole for LED lamp plate is fixed by screw and metallic plate.
Though this fin slices radiator heat radiation is good, but also have its defect: a, because radiating fin is all thin slice, can not directly radiator and LED lamp plate be fixed with screw, so there is a transition metal plate in the middle of needing, first fin slices radiator is bonded on metallic plate with heat-conducting glue, then LED lamp plate could be screwed on metallic plate; B, not exclusively smooth because of the contact-making surface of fin slices radiator needs to have heat-conducting glue to fill between contact-making surface and metallic plate; C, fin slices radiator and metallic plate bonding is because bad location, so cause cost higher; Between d, fin slices radiator and lamp plate, every a metallic plate, the capacity of heat transmission is weakened.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of radiator of good heat dissipation effect is provided.
For solving above technical problem, a kind of technical scheme that the present invention adopts is:
A kind of radiator, comprise radiator body, be arranged on the connector of described radiator body one end for described radiator body is connected with miscellaneous part, described radiator body comprises multiple radiating fins, the part of the end face that is provided with described connector of described radiator body caves inward and is formed with groove, and remainder contacts with described miscellaneous part, described connector is housed in described groove and fixes with described groove fit.
Described radiator body is the along the circumferential direction evenly distributed connection of described multiple radiating fin the annular solid that surrounds.
One end that is provided with described connector of each described radiating fin offers breach, the mouth feather edge of described breach is provided with the first banking stop, the angle that described the first banking stop and described radiating fin form is right angle, and the groove bottom of described groove is connected to form by described the first banking stop.
The edge of one end that is provided with described connector of each described radiating fin is provided with the second banking stop, the angle that described the second banking stop and described radiating fin form is right angle, and the end face contacting with described miscellaneous part of described radiator body is connected to form by described the second banking stop.
The connecting portion of described the second banking stop and described radiating fin is provided with the first dog hole, and the end of described the second banking stop is provided with the first hook sheet, and after connecting, the first hook sheet of a described rear radiating fin hooks in the first dog hole that last radiating fin is corresponding.
The edge of one end away from described connector of each described radiating fin is provided with the 3rd banking stop, the angle that described the 3rd banking stop and described radiating fin form is right angle, connecting portion at described the 3rd banking stop and described radiating fin is provided with the second dog hole, the end of described the 3rd banking stop is provided with the second hook sheet, and after connecting, the second hook sheet of a described rear radiating fin hooks in the second dog hole that last radiating fin is corresponding.
Described groove is annular groove.
Gluing connecing between described connector and described groove, is connected by securing member between described connector and described miscellaneous part.
Described miscellaneous part is LED lamp plate.
Another technical problem that the present invention will solve is to provide a kind of LED light fixture.
In order to solve the problems of the technologies described above, a kind of technical scheme that the present invention adopts is:
A kind of LED light fixture, the LED lamp plate that comprises radiator and be connected with described radiator, described radiator is the radiator described in above arbitrary technical scheme.
Due to the enforcement of technique scheme, the present invention compared with prior art tool has the following advantages:
Radiator of the present invention is formed with groove because the part of the end face that is provided with connector at radiator caves inward, and remainder contacts with miscellaneous part, connector is housed in this groove and fixes with groove fit, when this radiator is used on LED light fixture, connector is fixedly connected with LED lamp plate, and the remainder on radiator end face contacts with LED lamp plate, and LED lamp plate directly contacts with radiator, reduced thermal contact resistance, the capacity of heat transmission is better.On the other hand, greatly alleviate than existing metallic plate quality with the connector of groove fit, this has just made the weight saving of whole LED light fixture, has also reduced material, has simplified technique, has reduced cost.And connector is Embedded being arranged in groove, so the installation between connector and radiator can better be located.
Brief description of the drawings
Fig. 1 is the stereogram of radiator of the prior art;
In figure, the represented name of numeral is called:
1. radiating fin; 2, table top;
Fig. 2 is the exploded view of radiator body of the present invention and connector;
Fig. 3 is the longitudinal sectional view of radiator body of the present invention;
Fig. 4 is the constitutional diagram of radiator body of the present invention and connector;
In Fig. 2 ~ 4, the represented name of numeral is called:
1, radiating fin; 2, connector; 3, the first banking stop; 4, the second banking stop; 5, the first dog hole; 6, the first hook sheet; 7, the 3rd banking stop; 8, the second dog hole; 9, the second hook sheet; 10, breach; 11, screwed hole.
Detailed description of the invention
Below in conjunction with Figure of description, the invention will be further described.
As shown in Fig. 2 ~ 4, a kind of LED light fixture, the LED lamp plate that comprises radiator and be connected with radiator, this radiator comprises radiator body, is arranged on the connector 2 of radiator body one end for radiator body is connected with LED lamp plate, radiator body comprises multiple radiating fins 1, the part that is provided with connector 2 end faces of radiator body caves inward and is formed with groove, and remainder contacts with LED lamp plate, and connector 2 is housed in groove and fixes with groove fit.
Particularly, radiator body is the along the circumferential direction evenly distributed connection of multiple radiating fins 1 annular solid that surrounds.One end that is provided with connector 1 of each radiating fin 1 offers breach 10, and it is right angle with the angle that radiating fin 1 forms that the mouth feather edge of breach 10 is provided with the first banking stop 3, the first banking stops 3, and the groove bottom of groove is connected to form by the first banking stop 3; It is right angle with the angle that radiating fin 1 forms that the edge of one end that is provided with connector 2 of each radiating fin 1 is provided with the second banking stop 4, the second banking stops 4, and the end face contacting with LED lamp plate of radiator body is connected to form by the second banking stop 4; It is right angle with the angle that radiating fin 1 forms that the edge of one end away from connector 2 of each radiating fin 1 is provided with the 3rd banking stop 7, the three banking stops 7.
Concrete connection between radiating fin 1 is carried out in the following manner: be provided with the first dog hole 5 at the second banking stop 4 and the connecting portion of radiating fin 1, the end of the second banking stop 4 is provided with the first hook sheet 6, and after connecting, the first hook sheet 6 of a rear radiating fin hooks in the first dog hole 5 that last radiating fin is corresponding; The 3rd banking stop 7 is provided with the second hook sheet 9 with the end that the connecting portion of radiating fin 1 is provided with the second dog hole 8, the three banking stops 7, and the second hook sheet 9 of the rear radiating fin after connection hooks in the second dog hole 8 that last radiating fin is corresponding.Also can dog hole be set at the connecting portion of the first banking stop 3 and radiating fin 1, the end of the first banking stop 3 arranges hook sheet, between the first banking stop 3, also can link together by the way.While specifically setting, the first banking stop 3, the second banking stop 4 and the 3rd banking stop 7 on each radiating fin is all positioned at the homonymy of this radiating fin.
Groove in the present embodiment is set to annular groove, and connector 2 is the becket coordinating with annular groove.As shown in Figure 4, in the time that connector 2 and annular groove are connected, gluing connecing between connector 2 and the groove bottom of groove, between connector 2 and LED lamp plate, be fixedly connected with by securing member, particularly, securing member is screw, evenly arranges and offers the screwed hole 11 connecting for screw along its circumferencial direction at connector 2.
The setting of annular groove on radiator of the present invention, has changed between existing radiator and LED lamp plate and has adopted a metallic plate transition to be connected, and adopts the becket transition matching with annular groove to be connected between radiator of the present invention and LED lamp plate.The present invention that is arranged so that like this has following significant advantage:
1., when becket and annular groove are in mating connection, the remaining surface of LED lamp plate except the surface contacting with becket all directly contacts with the radiating fin of radiator, less medium thermal resistance, and the capacity of heat transmission is better.
2. need between becket and the groove bottom of annular groove, adopt heat-conducting glue that becket is connected with radiator, so both reduce the material that uses heat-conducting glue, reduce again the technique of drying heat-conducting glue.And becket is to be embedded in annular groove, so being connected between becket and radiator can better be located, reduce the cost.
3. connector adopts becket to replace original metallic plate, and weight and the area of connector all greatly reduce, and have reduced material, have further reduced cost.And can make the weight of the whole lamp of LED greatly alleviate.
Above the present invention is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present invention and be implemented; can not limit the scope of the invention with this; the equivalence that all Spirit Essences according to the present invention are done changes or modifies, and all should be encompassed in protection scope of the present invention.
Claims (10)
1. a radiator, comprise radiator body, be arranged on the connector of described radiator body one end for described radiator body is connected with miscellaneous part, described radiator body comprises multiple radiating fins, it is characterized in that, the part of the end face that is provided with described connector of described radiator body caves inward and is formed with groove, and remainder contacts with described miscellaneous part, described connector is housed in described groove and fixes with described groove fit.
2. radiator according to claim 1, is characterized in that, described radiator body is the along the circumferential direction evenly distributed connection of described multiple radiating fin the annular solid that surrounds.
3. radiator according to claim 1, it is characterized in that, one end that is provided with described connector of each described radiating fin offers breach, the mouth feather edge of described breach is provided with the first banking stop, the angle that described the first banking stop and described radiating fin form is right angle, and the groove bottom of described groove is connected to form by described the first banking stop.
4. radiator according to claim 1, it is characterized in that, the edge of one end that is provided with described connector of each described radiating fin is provided with the second banking stop, the angle that described the second banking stop and described radiating fin form is right angle, and the end face contacting with described miscellaneous part of described radiator body is connected to form by described the second banking stop.
5. radiator according to claim 4, it is characterized in that, the connecting portion of described the second banking stop and described radiating fin is provided with the first dog hole, the end of described the second banking stop is provided with the first hook sheet, and after connecting, the first hook sheet of a described rear radiating fin hooks in the first dog hole that last radiating fin is corresponding.
6. radiator according to claim 1, it is characterized in that, the edge of one end away from described connector of each described radiating fin is provided with the 3rd banking stop, the angle that described the 3rd banking stop and described radiating fin form is right angle, connecting portion at described the 3rd banking stop and described radiating fin is provided with the second dog hole, the end of described the 3rd banking stop is provided with the second hook sheet, and after connecting, the second hook sheet of a described rear radiating fin hooks in the second dog hole that last radiating fin is corresponding.
7. radiator according to claim 1, is characterized in that, described groove is annular groove.
8. radiator according to claim 1, is characterized in that, gluing connecing between described connector and described groove is connected by securing member between described connector and described miscellaneous part.
9. radiator according to claim 1, is characterized in that, described miscellaneous part is LED lamp plate.
10. a LED light fixture, the LED lamp plate that comprises radiator and be connected with described radiator, is characterized in that, described radiator is the radiator described in any one claim in claim 1 ~ 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177931.9A CN103925579A (en) | 2014-04-29 | 2014-04-29 | Heat dissipation device and LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177931.9A CN103925579A (en) | 2014-04-29 | 2014-04-29 | Heat dissipation device and LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103925579A true CN103925579A (en) | 2014-07-16 |
Family
ID=51143882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410177931.9A Pending CN103925579A (en) | 2014-04-29 | 2014-04-29 | Heat dissipation device and LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103925579A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016208A (en) * | 2016-06-13 | 2016-10-12 | 浙江晨丰科技股份有限公司 | LED lamp radiator and assembly method |
| CN107726275A (en) * | 2017-11-15 | 2018-02-23 | 东莞市川崎五金模具制品有限公司 | A kind of heat spreader structures |
| CN110131620A (en) * | 2019-04-24 | 2019-08-16 | 深圳市诺明光电有限公司 | A kind of ultra-thin lamps and lanterns for the convenient changing outer ring being adapted to different pore size adjustable color temperature |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1689376A (en) * | 2002-10-03 | 2005-10-26 | 吉尔科有限公司 | LED-based modular lamp |
| TWM350675U (en) * | 2008-10-09 | 2009-02-11 | Chaun Choung Technology Corp | LED (light emitting diode) lamp and housing structure thereof |
| WO2010064793A2 (en) * | 2008-12-05 | 2010-06-10 | 주식회사 아모럭스 | Radially-shaped heat dissipating apparatus, and bulb-shaped led lighting apparatus using same |
| CN103486558A (en) * | 2013-09-10 | 2014-01-01 | 福建省弘扬光电科技有限公司 | Finned radiator and LED lamp provided with same |
| CN203784887U (en) * | 2014-04-29 | 2014-08-20 | 苏州红壹佰照明有限公司 | Radiator and LED luminaire |
-
2014
- 2014-04-29 CN CN201410177931.9A patent/CN103925579A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1689376A (en) * | 2002-10-03 | 2005-10-26 | 吉尔科有限公司 | LED-based modular lamp |
| TWM350675U (en) * | 2008-10-09 | 2009-02-11 | Chaun Choung Technology Corp | LED (light emitting diode) lamp and housing structure thereof |
| WO2010064793A2 (en) * | 2008-12-05 | 2010-06-10 | 주식회사 아모럭스 | Radially-shaped heat dissipating apparatus, and bulb-shaped led lighting apparatus using same |
| CN103486558A (en) * | 2013-09-10 | 2014-01-01 | 福建省弘扬光电科技有限公司 | Finned radiator and LED lamp provided with same |
| CN203784887U (en) * | 2014-04-29 | 2014-08-20 | 苏州红壹佰照明有限公司 | Radiator and LED luminaire |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016208A (en) * | 2016-06-13 | 2016-10-12 | 浙江晨丰科技股份有限公司 | LED lamp radiator and assembly method |
| CN107726275A (en) * | 2017-11-15 | 2018-02-23 | 东莞市川崎五金模具制品有限公司 | A kind of heat spreader structures |
| CN110131620A (en) * | 2019-04-24 | 2019-08-16 | 深圳市诺明光电有限公司 | A kind of ultra-thin lamps and lanterns for the convenient changing outer ring being adapted to different pore size adjustable color temperature |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140716 |
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| RJ01 | Rejection of invention patent application after publication |