CN204100014U - LED spotlight structure - Google Patents
LED spotlight structure Download PDFInfo
- Publication number
- CN204100014U CN204100014U CN201420331341.2U CN201420331341U CN204100014U CN 204100014 U CN204100014 U CN 204100014U CN 201420331341 U CN201420331341 U CN 201420331341U CN 204100014 U CN204100014 U CN 204100014U
- Authority
- CN
- China
- Prior art keywords
- lamp holder
- cooling lamp
- led
- led spotlight
- reflector
- 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
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 238000004020 luminiscence type Methods 0.000 claims abstract description 14
- 230000005855 radiation Effects 0.000 claims description 8
- 210000004907 gland Anatomy 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a kind of LED spotlight structure, comprise shell, LED luminescence component, reflector and cooling lamp holder, described cooling lamp holder is fixedly connected with described shell, described reflector is fixed in described shell, described LED luminescence component is fixed on the end face of described cooling lamp holder, the end face of described cooling lamp holder is outward extended with one group of concentric radiating fin, and one group of described concentric radiating fin is provided with the cross-shaped aperture groove of axially through all concentric radiating fins.Its beneficial effect is that radiating effect is better.
Description
Technical field
The utility model relates to lighting technical field, relates to the heat radiation structure design of LED particularly.
Background technology
Existing LED particularly LED spotlight, owing to adopting solid luminescence diode to be the illumination mode of light source, life-span depends primarily on solid LED light source and drives radiator portion, and LED shot-light operationally most electric energy conversion has become heat energy, and the electric energy conversion of small part is luminous energy, due to LED chip operationally, inversely, temperature is higher for the environment temperature of itself and light emission rate, and light emission rate is lower, when temperature reaches LED chip maximum operation (service) temperature, LED can break down.Temperature has direct relation to life-span of LED, light decay, color temperature shift.Therefore, the design and fabrication of radiator has great importance in LED shot-light, and the performance of radiator directly will affect all many-sides such as volume weight, security, service life of LED shot-light.
The heat radiation major part of existing great power LED shot-light adopts dull and stereotyped extrusion section bar electronic heat sink or adopts aluminium ingot Digit Control Machine Tool processing heat radiation and hot pipe technique, and the radiator volume of similar structures is large, poor with LED shot-light structure matching performance; Or hot pipe technique cost is high, easily piles up dust in fin, reduce radiating efficiency.Therefore, prior art needs further to improve and develop.
Summary of the invention
For this reason, technical problem to be solved in the utility model is: provide a kind of heat dispersion better LED spotlight structure.
So, the utility model provides following technical scheme: a kind of LED spotlight structure, comprise shell, LED luminescence component, reflector and cooling lamp holder, described cooling lamp holder is fixedly connected with described shell, described reflector is fixed in described shell, described LED luminescence component is fixed on the end face of described cooling lamp holder, the end face of described cooling lamp holder is outward extended with one group of concentric radiating fin, and one group of described concentric radiating fin is provided with the cross-shaped aperture groove of axially through all concentric radiating fins.
Meanwhile, described shell has one group to dispel the heat protruding in the arranged outside of the position near described cooling lamp holder, is provided with the air vent that one group of radial direction is through between described heat radiation projection.
Particularly, described LED luminescence component is fixed by screws in the end face of described cooling lamp holder.
Particularly, described shell is hollow cylinder.
Particularly, the outmost turns radiating fin of described cooling lamp holder is provided with radiated rib.
Particularly, described cooling lamp holder and described shell are threaded connection.
Particularly, described reflector is fixed in described shell by gland.
Preferably, the end face center of described cooling lamp holder is provided with hollow binding post, and the upper end of described hollow binding post is provided with connector socket.
Preferably, described heat dissipation base adopts aluminum base material.
Preferably, the inner surface of described reflector is the spherical surface of revolution, and outer surface is made up of the spherical surface of revolution and the face of cylinder, and described LED spotlight structure has multiple removable reflector, and the inner surface radian of described multiple reflector is different.
LED spotlight structure of the present utility model, the end face of cooling lamp holder is outward extended with one group of concentric radiating fin, one group of described concentric radiating fin is provided with the cross-shaped aperture groove of axially through all concentric radiating fins, simultaneously, described shell has one group to dispel the heat protruding in the arranged outside of the position near described cooling lamp holder, the air vent that one group of radial direction is through is provided with between described heat radiation projection, the concentric radiating fin of heat one tunnel that this structural design makes LED luminescence component produce on cooling lamp holder and cross-shaped aperture groove distribute, concentric radiating fin is due to as a whole with cooling lamp holder end face, heat conduction efficiency is very high, on the other hand, the structural design of concentric radiating fin and cross-shaped aperture groove can form air-swirl and cross-ventilation simultaneously and carry out heat and distribute, radiating effect is optimized, another road is distributed through shell, and the design of heat radiation projection can increase conduction surface, the design energy increase air convection current of air vent, make integral heat sink better effects if of the present utility model.
Further, heat dissipation base adopts aluminum base material, and by arranging radiated rib on the outmost turns radiating fin of cooling lamp holder, can improve radiating effect further.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of embodiment;
Fig. 2 is the structure top view of embodiment;
Fig. 3 is the A-A profile of Fig. 1;
Fig. 4 is the structure sectional view of embodiment terminal portions.
In figure, gland 1, flange seat 2, dog screw 3, shell 4, reflector 5, cooling lamp holder 6, radiated rib 6-1, air vent 7, dispel the heat protruding 7-1, LED luminescence component 8, screw 9, binding post 10, connector socket 10-1.
Detailed description of the invention
Below, with specific embodiments and the drawings is described in detail the utility model.
A kind of LED spotlight structure, its overall structure figure is referring to accompanying drawing 1, structure top view is referring to accompanying drawing 2, Fig. 3 is the A-A profile of Fig. 1, comprise gland 1, shell 4, reflector 5, cooling lamp holder 6 and mounting-fixing base, shell 4 and cooling lamp holder 6 are cylinder, shell 4 upper end barrel is provided with one group of radial through air vent 7 and the protruding 7-1 of heat radiation, as required, the quantity of air vent 7 can do adaptive adjustment, the present embodiment preferably 8, the inner surface of reflector 5 is the spherical surface of revolution, outer surface is made up of the spherical surface of revolution and the face of cylinder, reflector 5 is arranged in shell 4, the shoulder of reflector 5 is spacing by the inner face of shell 4, locked by gland 1, the end face of cooling lamp holder 6 is connected with LED luminescence component 8 through screw 9, the end face of cooling lamp holder 6 is outward extended with one group of concentric radiating fin, the concentric radiating fin of this group is provided with the cross-shaped aperture groove of axially through all concentric radiating fins, and the outmost turns radiating fin of cooling lamp holder 6 is provided with radiated rib 6-1, the lampshade assembly that reflector 5 forms with shell 4 is fixedly connected with cooling lamp holder 6 through screw thread, and shell 4 is connected with flange seat 2 through dog screw 3 by locating hole.
For ease of connecting power line, the present embodiment also provides a kind of preferred constructive form of cooling lamp holder 6, and namely cooling lamp holder 6 is provided with hollow binding post 10, and hollow binding post 10 is provided with connector socket 10-1, and the structure sectional view of terminal portions is referring to accompanying drawing 4.
The present embodiment in use, first flange seat 2 is fixed on decoration element, then, LED luminescence component 8 is arranged on cooling lamp holder 6 through screw 9, the lampshade assembly form reflector 5 and shell 4 and cooling lamp holder 6 are threaded connection integral, are connected through dog screw 3 finally by the locating hole on the lower end cylindrical of shell 4 with flange seat 2.Owing to there is certain gap between the cylindrical of shell 4 and flange seat 2 endoporus, so, lampshade assembly can around the certain angle of the central rotation of screw 9, and the cross-ventilation that heat one tunnel that LED spotlight produces produces near one group of cooling lamp holder position radial through ventilating opening 7 through shell 4 upper end distributes; The cross-shaped aperture groove formation eddy current of the concentric radiating fin on the cooling lamp holder 6 that another Lu Jingyu LED luminescence component 8 connects and through concentric radiating fin and convection current distribute; The radiating fin of cooling lamp holder 6 outmost turns is provided with radiated rib 6-1, and said structure designs, and makes LED spotlight be in good heat dissipation environment, improves its luminous efficiency, extend service life.Reflector 5 is arranged in shell 4, and the shoulder of reflector 5 is spacing by the inner face of shell 4, is locked by gland 1.
As preferred embodiment, LED spotlight structure can have multiple removable reflector, and the inner surface radian of multiple reflector is different.The luminous plaque of multiple different arc shape can unload lower cover 1 as required and change.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1.LED shot-light structure, comprise shell, LED luminescence component, reflector and cooling lamp holder, described cooling lamp holder is fixedly connected with described shell, described reflector is fixed in described shell, it is characterized in that: described LED luminescence component is fixed on the end face of described cooling lamp holder, the end face of described cooling lamp holder is outward extended with one group of concentric radiating fin, and one group of described concentric radiating fin is provided with the cross-shaped aperture groove of axially through all concentric radiating fins.
2. LED spotlight structure according to claim 1, is characterized in that: described shell has one group to dispel the heat protruding in the arranged outside of the position near described cooling lamp holder, is provided with the air vent that one group of radial direction is through between described heat radiation projection.
3. LED spotlight structure according to claim 2, is characterized in that: described LED luminescence component is fixed by screws in the end face of described cooling lamp holder.
4. LED spotlight structure according to claim 2, is characterized in that: described shell is hollow cylinder.
5. LED spotlight structure according to claim 2, is characterized in that: the outmost turns radiating fin of described cooling lamp holder is provided with radiated rib.
6. LED spotlight structure according to claim 2, is characterized in that: described cooling lamp holder and described shell are threaded connection.
7. LED spotlight structure according to claim 2, is characterized in that: described reflector is fixed in described shell by gland.
8. LED spotlight structure according to claim 2, is characterized in that: the end face center of described cooling lamp holder is provided with hollow binding post, and the upper end of described hollow binding post is provided with connector socket.
9., according to the arbitrary described LED spotlight structure of claim 1 to 8, it is characterized in that: described heat dissipation base adopts aluminum base material.
10. according to the arbitrary described LED spotlight structure of claim 1 to 8, it is characterized in that: the inner surface of described reflector is the spherical surface of revolution, outer surface is made up of the spherical surface of revolution and the face of cylinder, described LED spotlight structure has multiple removable reflector, and the inner surface radian of described multiple reflector is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420331341.2U CN204100014U (en) | 2014-06-20 | 2014-06-20 | LED spotlight structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420331341.2U CN204100014U (en) | 2014-06-20 | 2014-06-20 | LED spotlight structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204100014U true CN204100014U (en) | 2015-01-14 |
Family
ID=52268442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420331341.2U Expired - Fee Related CN204100014U (en) | 2014-06-20 | 2014-06-20 | LED spotlight structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204100014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276436A (en) * | 2014-06-20 | 2016-01-27 | 甄国富 | LED spotlight structure |
-
2014
- 2014-06-20 CN CN201420331341.2U patent/CN204100014U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276436A (en) * | 2014-06-20 | 2016-01-27 | 甄国富 | LED spotlight structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20170620 |