CN205402629U - Air convection formula heat abstractor - Google Patents
Air convection formula heat abstractor Download PDFInfo
- Publication number
- CN205402629U CN205402629U CN201620252256.6U CN201620252256U CN205402629U CN 205402629 U CN205402629 U CN 205402629U CN 201620252256 U CN201620252256 U CN 201620252256U CN 205402629 U CN205402629 U CN 205402629U
- Authority
- CN
- China
- Prior art keywords
- fin
- radiator
- end fin
- rear end
- air convection
- 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.)
- Expired - Fee Related
Links
- 230000005855 radiation Effects 0.000 claims description 24
- 241001656951 Protheca Species 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000003141 lower extremity Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 241001465382 Physalis alkekengi Species 0.000 abstract 5
- 238000010276 construction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides an air convection formula heat abstractor for the lamps and lanterns heat dissipation is including radiator, light source subassembly and casing, the radiator is fixed in in the inner chamber of casing, the light source subassembly is fixed in in the inner chamber of radiator, the outer surface loop of radiator is equipped with a plurality of fin around arranging, the fin with form the air cavity between the inside wall of casing, the fin includes encircle to arrange to set up in the front end fin of radiator front end and to encircle to arrange and sets up in the rear end fin of radiator rear end, the utility model discloses will heat abstractor sets the structure of cross ventilation to, makes cold and hot air convection, and the width of front end fin is less than the width of rear end fin to form upper portion gas port and lower part gas port, the timely effluvium of heat that gives out lamps and lanterns better, simple structure, the radiating rate is fast, and the heat dissipation is even, and the effect is better, reduces the operating temperature of lamps and lanterns, protects lamps and lanterns, the life of the long lamps and lanterns in the court of a feudal ruler.
Description
Technical field
This utility model relates to field of illumination lamp technology, particularly relates to a kind of air convection type heat radiation device.
Background technology
The process that light fixture uses can produce substantial amounts of temperature, temperature more high service life that can shorten light fixture, in the prior art, the radiating mode of light fixture generally adopts the form of fin on radiator.Light fixture is fixed on a heat sink; by fin, the heat of its generation is distributed; but rely on the mode of fin natural radiation heat radiation; its radiating efficiency is not high; it is thus desirable to radiator ground heat radiating fin structure is carried out structural design, it is designed to cross-ventilated structure as will be described inside radiator, promotes the convection current of air; thus reducing the temperature of light fixture, protect light fixture.
But due to the limitation of different fitting structures and natural air convection current, owing to air convection efficiency is low, cause that its radiating effect is poor, heat-dissipating space is little, radiating efficiency is low and heat radiation is uneven, also needs to set heat radiating fin structure according to its structure for different light fixtures, and cost is high and structure is complicated.
Summary of the invention
The purpose of this utility model is in that to propose that a kind of radiating rate is fast and the air convection type heat radiation device of simple in construction.
For reaching this purpose, this utility model by the following technical solutions:
A kind of air convection type heat radiation device, dispels the heat for light fixture, including radiator, light source assembly and housing；Described radiator is fixed in the inner chamber of described housing by thread helix, and described light source assembly is fixed in the inner chamber of described radiator by thread helix；
The outer surface of described radiator is provided with some fin around arrangement, forms air cavity between the medial wall of described fin and described housing；
Described fin includes surrounding the spread configuration front end fin in radiator front end and around spread configuration in the rear end fin of radiator rear end, and the width of described front end fin is less than the width of described rear end fin；Described housing includes protheca, rear enclosure and annular bonnet, described protheca is sheathed on the outer ring enclosing group formation of described front end fin, its upper end forms top QI KOU with two adjacent front end fin, described rear enclosure is sheathed on described rear end fin and encloses the outer ring that group is formed, its upper end forms bottom QI KOU with two adjacent rear end fin, and described annular bonnet spiral is fixed on the end of described rear enclosure.
Further illustrating, the inner side top edge of described protheca is provided with the first screw thread, and the outer upper of described front end fin is provided with the salient point matched with described first screw thread, and described salient point is rotatably mounted in described first screw thread.
Further illustrate, the inner side of described rear enclosure is provided with the second screw thread, the outside lower limb of described rear end fin is provided with and the salient point of described second threaded engagement, and described salient point is rotatably mounted in described second screw thread, and described rear enclosure internal and described annular forms cavity between bonnet, described radiator.
Further illustrating, the mutual spiral of the inner side that described light source assembly includes reflection shield and little ring, the outward flange of described reflection shield and described little ring is fixed；The outward flange of described little ring is provided with the 3rd screw thread, and the inner side top edge of described front end fin is provided with and the salient point of described 3rd threaded engagement, and described little ring spiral is fixed on described front end fin and encloses the end of the inner ring that group is formed.
Further illustrating, described fin is removably installed in the outside of described radiator, and the outside of described radiator is provided with multiple draw-in groove for installing fin.
Further illustrating, described front end fin and rear end fin along the central rotation of described radiator, can regulate described air cavity and lead to.
Further illustrating, described front end fin and rear end fin are arranged along the centrosymmetry of described radiator.
The beneficial effects of the utility model: connected at the two ends of described heat abstractor, form the structure of cross ventilation, make cold-hot air convection; and owing to the width of described front end fin is less than the width of described rear end fin; thus forming top QI KOU and bottom QI KOU, better the heat that light fixture gives out is shed in time, simple in construction; radiating rate is fast; heat radiation is uniform, better effects if, reduces the operating temperature of light fixture; protection light fixture, the service life of the long light fixture in the court of a feudal ruler.
Accompanying drawing explanation
Fig. 1 is the stereo decomposing structural representation of a kind of air convection type heat radiation device of one embodiment of this utility model；
Fig. 2 is a kind of air convection type heat radiation apparatus structure schematic diagram of one embodiment of this utility model；
Wherein: radiator 1, described fin 10, air cavity 100, front end fin 101, rear end fin 102, light source assembly 2, reflection shield 21, little ring 22, housing 3, protheca 31, rear enclosure 32, annular bonnet 33, top QI KOU 4, bottom QI KOU 5.
Detailed description of the invention
The technical solution of the utility model is further illustrated below in conjunction with accompanying drawing and by detailed description of the invention.
A kind of air convection type heat radiation device, dispels the heat for light fixture, including radiator 1, light source assembly 2 and housing 3；Described radiator 1 is fixed in the inner chamber of described housing 3 by thread helix, and described light source assembly 2 is fixed in the inner chamber of described radiator 1 by thread helix；
The outer surface of described radiator 1 is provided with some fin 10 around arrangement, forms air cavity 100 between described fin 10 and the medial wall of described housing 3；
Described fin 10 includes surrounding the spread configuration front end fin 101 in radiator 1 front end and around spread configuration in the rear end fin 102 of radiator 1 rear end, and the width of described front end fin 101 is less than the width of described rear end fin 102；Described housing 3 includes protheca 31, rear enclosure 32 and annular bonnet 33, described protheca 31 is sheathed on the outer ring enclosing group formation of described front end fin 101, its upper end forms top QI KOU 4 with two adjacent front end fin 101, described rear enclosure 32 is sheathed on described rear end fin 102 and encloses the outer ring that group is formed, its upper end forms bottom QI KOU 5 with two adjacent rear end fin 102, and described annular bonnet 33 spiral is fixed on the end of described rear enclosure 32.
nullA kind of air convection type heat radiation device that the utility model proposes，By forming air cavity 100 between the fin 10 of radiator 1 and the medial wall of described housing 3，And owing to the width of described front end fin 101 is less than the width of described rear end fin 102，Thus forming top QI KOU 4 and bottom QI KOU 5，Described air cavity 100 is made not only to have connected the collar aperture of described top QI KOU 4 and described annular bonnet 33，But also connected the collar aperture of described bottom QI KOU 5 and described annular bonnet 33，Thus the two ends of described heat abstractor are connected，Form the structure of cross ventilation，Air in air cavity 100 can be heated rising，Thus forming cold-hot air convection，The heat given out by light fixture sheds in time，Simple in construction，Radiating rate is fast，Heat radiation is uniformly，Better effects if，Reduce the operating temperature of light fixture，Protection light fixture，The service life of the long light fixture in the court of a feudal ruler.
Further description, fin 10 is outside arranges housing 3, it is to avoid fin 10 is affected by external force and deforms upon, it is ensured that its internal gas can unimpeded convection current.
When using installation, light source is arranged at the bottom of reflection shield 21, light source assembly and light source are arranged at the inside of radiator by the application, the outside upper and lower side of radiator is equipped with fin, the front end fin 101 of its upper end makes the assembly being subject to light source irradiation heating can pass through its intrinsic rapid heat dissipation function and realizes heat radiation further, the operating temperature at more effective reduction light source assembly and light source place, the service life of the long light fixture in the court of a feudal ruler.
Further illustrating, the inner side top edge of described protheca 31 is provided with the first screw thread, and the outer upper of described front end fin 101 is provided with the salient point matched with described first screw thread, and described salient point is rotatably mounted in described first screw thread.
Described protheca 31 is fixed with the described upper mutual spiral of fin 101, makes described protheca 31 be socketed on the outside of described radiator 1 and easy installation and removal so that it is more firm, has no effect on the function of described top QI KOU 4 simultaneously, is beneficial to heat radiation.
Further illustrate, the inner side of described rear enclosure 32 is provided with the second screw thread, the outside lower limb of described rear end fin 102 is provided with and the salient point of described second threaded engagement, described salient point is rotatably mounted in described second screw thread, in described rear enclosure 32 and described annular form cavity between bonnet 33, described radiator 1.
Described rear enclosure 32 is fixed with described end fin 102 spiral, described rear enclosure 32 is made to be socketed on the outside of described radiator 1, firmly convenient, simultaneously by described rear enclosure 32 and the cavity that formed between bonnet 33, described radiator 1 of described annular, expand the packing volume of gas, be more beneficial for gas flowing and heat radiation.
Further illustrating, the mutual spiral of the inner side that described light source assembly 2 includes reflection shield 21 and little ring 22, the outward flange of described reflection shield 21 and described little ring 22 is fixed；The outward flange of described little ring 22 is provided with the 3rd screw thread, and the inner side top edge of described front end fin 101 is provided with and the salient point of described 3rd threaded engagement, and described little ring 22 spiral is fixed on described front end fin 101 and encloses the end of the inner ring that group is formed.
Described reflection shield 21 is fixed and is arranged in the inner chamber of described radiator 1 with described little ring 22 spiral; make the gas that the heat that described light source assembly 2 sends is effectively transmitted in described radiator 1 inner chamber; thereby through the cold-hot air convection in described air cavity 100; the gas diffusion being heated is discharged; improve the radiating efficiency of light fixture, protect light fixture.
The upper end of multiple described fin 10 and described protheca 31, rear enclosure 32 forms multiple tops QI KOU 4 and bottom QI KOU 5 respectively, is distributed in the form of a ring, increases its area of dissipation, so that the turnover amount of gas is big, accelerates the exchange of cold and hot gas, and dispels the heat uniformly.
Further illustrating, described fin 10 is removably installed in the outside of described radiator 1, and the outside of described radiator 1 is provided with multiple draw-in groove for installing fin.
Fin 10 is removably installed in the draw-in groove of radiator 1, make fin 10 can tear open according to the cooling requirements of different lamps and subtract described fin 10, increase or reduce the volume of described air cavity 100 and the area of described top QI KOU 4 and described bottom QI KOU 5, thus regulate described radiator 1 radiator structure, improve radiating efficiency, fitness is strong, reduces production cost.
Further illustrating, described front end fin 101 and rear end fin 102 along the central rotation of described radiator 1, can regulate described air cavity 100 and lead to.
In order to have better radiating effect, the logical structure of described air cavity 100 according to the cooling requirements of different light fixtures, can be regulated, increase heat-dissipating space so that in described air cavity 100, the gas heat radiation of each position is uniformly, thus accelerating the circulation of gas, improving radiating efficiency, radiating effect is better.
Further illustrating, described front end fin 101 and rear end fin 102 are arranged along the centrosymmetry of described radiator 1.
Described front end fin 101 and rear end fin 102 are centrosymmetric setting according to the heat dispersal situations of different size light fixture, simple in construction and adjustment structure are easy, can effectively expand area of dissipation and the space of described air cavity 100 when being symmetrical arranged, improve radiating efficiency, strengthen radiating effect.
Know-why of the present utility model is described above in association with specific embodiment.These describe and are intended merely to explanation principle of the present utility model, and can not be construed to the restriction to this utility model protection domain by any way.Based on explanation herein, those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes fall within protection domain of the present utility model.
Claims (7)
1. an air convection type heat radiation device, dispels the heat for light fixture, it is characterised in that: include radiator, light source assembly and housing；Described radiator is fixed in the inner chamber of described housing by thread helix, and described light source assembly is fixed in the inner chamber of described radiator by thread helix；
The outer surface of described radiator is provided with some fin around arrangement, forms air cavity between the medial wall of described fin and described housing；
Described fin includes surrounding the spread configuration front end fin in radiator front end and around spread configuration in the rear end fin of radiator rear end, and the width of described front end fin is less than the width of described rear end fin；Described housing includes protheca, rear enclosure and annular bonnet, described protheca is sheathed on the outer ring enclosing group formation of described front end fin, its upper end forms top QI KOU with two adjacent front end fin, described rear enclosure is sheathed on described rear end fin and encloses the outer ring that group is formed, its upper end forms bottom QI KOU with two adjacent rear end fin, and described annular bonnet spiral is fixed on the end of described rear enclosure.
2. a kind of air convection type heat radiation device according to claim 1, it is characterized in that: the inner side top edge of described protheca is provided with the first screw thread, the outer upper of described front end fin is provided with the salient point matched with described first screw thread, and described salient point is rotatably mounted in described first screw thread.
3. a kind of air convection type heat radiation device according to claim 1, it is characterized in that: the inner side of described rear enclosure is provided with the second screw thread, the outside lower limb of described rear end fin is provided with and the salient point of described second threaded engagement, described salient point is rotatably mounted in described second screw thread, and described rear enclosure internal and described annular forms cavity between bonnet, described radiator.
4. a kind of air convection type heat radiation device according to claim 1, it is characterised in that: the mutual spiral of the inner side that described light source assembly includes reflection shield and little ring, the outward flange of described reflection shield and described little ring is fixed；The outward flange of described little ring is provided with the 3rd screw thread, and the inner side top edge of described front end fin is provided with and the salient point of described 3rd threaded engagement, and described little ring spiral is fixed on described front end fin and encloses the end of the inner ring that group is formed.
5. a kind of air convection type heat radiation device according to claim 1, it is characterised in that: described fin is removably installed in the outside of described radiator, and the outside of described radiator is provided with multiple draw-in groove for installing fin.
6. a kind of air convection type heat radiation device according to claim 1, it is characterised in that: described front end fin and rear end fin along the central rotation of described radiator, can regulate described air cavity and lead to.
7. a kind of air convection type heat radiation device according to claim 1, it is characterised in that: described front end fin and rear end fin are arranged along the centrosymmetry of described radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252256.6U CN205402629U (en) | 2016-03-28 | 2016-03-28 | Air convection formula heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252256.6U CN205402629U (en) | 2016-03-28 | 2016-03-28 | Air convection formula heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205402629U true CN205402629U (en) | 2016-07-27 |
Family
ID=56419761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620252256.6U Expired - Fee Related CN205402629U (en) | 2016-03-28 | 2016-03-28 | Air convection formula heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205402629U (en) |
-
2016
- 2016-03-28 CN CN201620252256.6U patent/CN205402629U/en not_active Expired - Fee Related
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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: 20160727 Termination date: 20190328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |