CN202209657U - Lamp heat dissipation device and lamp with same - Google Patents
Lamp heat dissipation device and lamp with same Download PDFInfo
- Publication number
- CN202209657U CN202209657U CN2011203211307U CN201120321130U CN202209657U CN 202209657 U CN202209657 U CN 202209657U CN 2011203211307 U CN2011203211307 U CN 2011203211307U CN 201120321130 U CN201120321130 U CN 201120321130U CN 202209657 U CN202209657 U CN 202209657U
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- China
- Prior art keywords
- upper substrate
- bottom plate
- fins
- light fixture
- lamp
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- Expired - Fee Related
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Abstract
The utility model discloses a lamp heat dissipation device, which comprises an upper substrate, a lower support plate and a plurality of fins detachably connected with the upper substrate and the lower support plate. The upper substrate is in a hollow annular shape, and the lower support plate is provided with a plurality of through holes. The upper substrate, the lower support plate and the plurality of fins detachably connected with the upper substrate and the lower support plate form a hollow support platform in a shape of a truncated cone. The plurality of fin-shaped aluminum base radiation pieces are arranged on the lamp heat dissipation device so as to effectively increase heat dissipation area. Meanwhile, the plurality of through holes are arranged on the upper substrate and the lower support plate so as to dissipate heat better. Every two fins are integrally connected through a connection clamp piece so as to be conveniently assembled or disassembled with the upper substrate and the lower support plate, thereby being very convenient.
Description
Technical field
The utility model relates to the lighting apparatus field, especially relates to a kind of heat abstractor and light fixture thereof that can be widely used in the heat radiation of LED lamp.
Background technology
LED is as light source of new generation because the advantage of himself (as become in energy-saving and environmental protection, service life, volume is little and easy control etc.), obtained extensive use in field more and more.But LED lamp, especially high-powered LED lamp can give out certain heat when work, if can not distribute timely and effectively, can make that the LED temperature is too high, produce the old even damage led chip of light decay.
Existing LED heat abstractor adopts aluminium base extruded type radiator as the LED heat abstractor mostly, basically all is cast molding, and is comparatively inconvenient when installing and dismantling, and the radiating effect of itself is also very limited.
The utility model content
One of purpose of the utility model is to provide a kind of heat abstractor that can be widely used in the heat radiation of LED lamp, solves the defective that prior art exists.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of lamp heat-radiating device comprises light fixture upper substrate, bottom plate and the some fins that removably connect with upper substrate, bottom plate, and said upper substrate is a hollow and annular, and bottom plate is provided with some through holes; Said upper substrate, bottom plate and the some fins formation hollow round table shape light fixture saddles that removably connect with upper substrate, bottom plate.
Further: link into an integrated entity through connecting card between per two of described some fins.
Further: said fin is parallel to described light fixture saddle central shaft, forms through hole between per two fins.
Further: described fin outer end is along being circular arc type, and the hollow round table shape light fixture saddle profile that some fins and light fixture upper substrate, bottom plate form is bowl-shape, and perhaps the ellipsoid shape perhaps is a cup-shaped.
Further: described upper substrate is provided with some louvres.
Further: described fin is provided with 1-5 louvre.
Further: described number of fins is the 15-36 sheet; It is 15-36 that described upper substrate is provided with some louvres.
Another purpose of the utility model is to provide a kind of light fixture that comprises aforementioned heat abstractor, adopts technical scheme following:
A kind of light fixture; Comprise the bulb shell, be arranged at the light source in the bulb shell, the lamp holder that is tightly connected with lamp housing; Also comprise the lamp heat-radiating device that is arranged between lamp holder and the bulb shell; Said heat abstractor comprises light fixture upper substrate, bottom plate and the some fins that removably connect with upper substrate, bottom plate, and said upper substrate is a hollow and annular, and bottom plate is provided with some through holes; Said upper substrate, bottom plate and the some fins formation hollow round table shape light fixture saddles that removably connect with upper substrate, bottom plate.
Preferably: link into an integrated entity through connecting card between per two of described some fins.
More excellent is: described light source is a led light source.
The utility model compared with prior art has following advantage and beneficial effect:
The described heat abstractor of the utility model can effectively increase area of dissipation through some fin-like aluminium base fin are set, and simultaneously, at upper substrate, bottom plate some through holes is set, and also can better realize the purpose of dispelling the heat.The described heat abstractor of the utility model for high-powered LED lamp, can make its light source heating temp reduce the 5-8 degree than existing heat abstractor, and heat abstractor itself can reduce the 35-40 degree especially.Further, link into an integrated entity through connecting card between the described fin of the utility model per two, can be very easily and upper substrate, bottom plate between realize installing/dismounting, very convenient.
Description of drawings
Fig. 1 is the described heat abstractor overall structure of a utility model sketch map;
Fig. 2 is the described heat abstractor decomposition texture of a utility model sketch map.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is explained further details.
Fig. 1 and said lamp heat-radiating device overall structure of present embodiment and the decomposition texture sketch map of being respectively shown in Figure 2; Comprise light fixture upper substrate (face circle) 3, bottom plate (holder) 1 and with some fins 2 of upper substrate, the detachable riveted of bottom plate, link into an integrated entity through connecting card between per two of some fins.Said upper substrate is a hollow and annular, and bottom plate is provided with some through holes; Said upper substrate, bottom plate and the some fins formation hollow round table shape light fixture saddles that removably connect with upper substrate, bottom plate.Fin is parallel to described light fixture saddle central shaft, forms through hole between per two fins.
For being usually used in indoor 1-5 watt of LED lamp, less fin can be selected the 30-40 sheet; If fin is bigger, also can select the 15-20 sheet, just can effectively realize heat radiation.The louvre that upper substrate is provided with can be roughly suitable with number of fins.On each fin, also can a hollow out 1-5 louvre, strengthen its radiating effect.
Use in the LED light fixture of heat abstractor, holder is inner concavity, can make lamp holder and heat abstractor and bulb realize being fastenedly connected.Heat abstractor fin outer end is along being circular arc type, the hollow round table shape light fixture saddle that some fins and light fixture upper substrate, bottom plate form; Monnolithic case is the ellipsoid shape.Also can be, such as, can be designed to the bowl dress for shot-light according to different needs, for home-use smaller power, also can be designed to cup-shaped, perhaps other shapes.
In the present embodiment, the fin area of dissipation is big, and is in light weight, and convection current is fast, good heat dissipation, and temperature is low.(recording) than low at least 5 degree of junction temperature with Power Vehicle aluminium Lamp cup radiator, the highest 11 degree that hang down.The selection of material is 1060 high heat conduction aluminium flakes, and thermal conductivity factor is up to 53, (general crowded aluminium thermal conductivity factor is 40, and the die casting aluminium thermal conductivity factor is 28), and radiator structure is light, has only the 60%--70% of car aluminium weight.Need not to irritate heat conductive silica gel in the radiator, the power supply heat sinking mode is unique, uses the cassette structure, and assembling is prone to, and volume production is fast.Appearance looks elegant is generous, and is more high-grade exquisite, can do multiple color and surface treatment effect.
The described heat abstractor of the utility model for high-powered LED lamp, can make its light source heating temp reduce the 5-8 degree than existing heat abstractor, and heat abstractor itself can reduce the 35-40 degree especially.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (10)
1. lamp heat-radiating device, it is characterized in that: comprise light fixture upper substrate, bottom plate and the some fins that removably connect with upper substrate, bottom plate, said upper substrate is a hollow and annular, and bottom plate is provided with some through holes; Said upper substrate, bottom plate and the some fins formation hollow round table shape light fixture saddles that removably connect with upper substrate, bottom plate.
2. lamp heat-radiating device as claimed in claim 1 is characterized in that: link into an integrated entity through connecting card between per two of described some fins.
3. lamp heat-radiating device as claimed in claim 2 is characterized in that: said fin is parallel to described light fixture saddle central shaft, forms through hole between per two fins.
4. lamp heat-radiating device as claimed in claim 3 is characterized in that: described fin outer end is along being circular arc type, and the hollow round table shape light fixture saddle profile that some fins and light fixture upper substrate, bottom plate form is bowl-shape, and perhaps the ellipsoid shape perhaps is a cup-shaped.
5. lamp heat-radiating device as claimed in claim 4 is characterized in that: described upper substrate is provided with some louvres.
6. lamp heat-radiating device as claimed in claim 5 is characterized in that: described fin is provided with 1-5 louvre.
7. lamp heat-radiating device as claimed in claim 6 is characterized in that: described number of fins is the 15-36 sheet; It is 15-36 that described upper substrate is provided with some louvres.
8. light fixture; Comprise the bulb shell, be arranged at the light source in the bulb shell, the lamp holder that is tightly connected with lamp housing; It is characterized in that: also comprise the lamp heat-radiating device that is arranged between lamp holder and the bulb shell; Said heat abstractor comprises light fixture upper substrate, bottom plate and the some fins that removably connect with upper substrate, bottom plate, and said upper substrate is a hollow and annular, and bottom plate is provided with some through holes; Said upper substrate, bottom plate and the some fins formation hollow round table shape light fixture saddles that removably connect with upper substrate, bottom plate.
9. light fixture as claimed in claim 8 is characterized in that: link into an integrated entity through connecting card between per two of described some fins.
10. light fixture as claimed in claim 9 is characterized in that: described light source is a led light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203211307U CN202209657U (en) | 2011-08-30 | 2011-08-30 | Lamp heat dissipation device and lamp with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203211307U CN202209657U (en) | 2011-08-30 | 2011-08-30 | Lamp heat dissipation device and lamp with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209657U true CN202209657U (en) | 2012-05-02 |
Family
ID=45989204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203211307U Expired - Fee Related CN202209657U (en) | 2011-08-30 | 2011-08-30 | Lamp heat dissipation device and lamp with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277767A (en) * | 2013-06-01 | 2013-09-04 | 东莞金龙电子有限公司 | Fin type LED radiator |
-
2011
- 2011-08-30 CN CN2011203211307U patent/CN202209657U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277767A (en) * | 2013-06-01 | 2013-09-04 | 东莞金龙电子有限公司 | Fin type LED 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: 20120502 Termination date: 20150830 |
|
| EXPY | Termination of patent right or utility model |