CN201655849U - LED strong-light device - Google Patents
LED strong-light device Download PDFInfo
- Publication number
- CN201655849U CN201655849U CN2010201815810U CN201020181581U CN201655849U CN 201655849 U CN201655849 U CN 201655849U CN 2010201815810 U CN2010201815810 U CN 2010201815810U CN 201020181581 U CN201020181581 U CN 201020181581U CN 201655849 U CN201655849 U CN 201655849U
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- China
- Prior art keywords
- radiator
- led
- bowl
- source reflection
- light device
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED strong-light device comprising LEDs and a radiator. The technical key point is as follows: the upper part of the radiator is provided with an installation pipe frame along the axial direction; the radiator and frames arranged at the circumference of the lower side of the radiator compose a shell; the lower part of the radiator in the shell is attached by a heat-conducting substrate on which LEDs are uniformly distributed, and a light source reflecting bowl with an involute quadrangular frustum pyramid structure; the reflecting bowl consists of three inclined surfaces and one curved surface; the vertical line of the middle axis of the reflecting bowl and the inclined surface in the direction of the middle axis line of the heat-conducting substrate form an angle of 56 to 61 degrees; the other two inclined surfaces adjacent to the inclined surface and the vertical line of the middle axis of the reflecting bowl form an angle of 20 to 25 degrees; the bowl hole line on the upper end of the curved surface opposite to the inclined surface is arranged on the vertical line of the LED in the reflecting bowl; and a pressing strip of a position-limiting light-transmission lampshade is arranged on the circumference of the lower part of the radiating frame. The structure leads the uniformly distributed LEDs to be matched with the reflecting bowl so as to form the cross and uniform irradiation; furthermore, the two reflecting light sources are utilized, therefore, the irradiation area is increased, and the facula is eliminated radically.
Description
Technical field
The utility model relates to a kind of energy-saving lighting technical field, a kind of specifically LED hard light device.
Background technology
As everyone knows, along with semiconductor technology constantly develops, the LED semiconductor light sources is as energy-conserving light source, now paid attention to by government agencies at all levels gradually, and existing a spot of application aspect street lamp or shot-light illumination, become the third generation lighting source behind lightings such as incandescent lamp, fluorescent lamp, thus satisfied the present whole society the needs of common " low-carbon environment-friendly " high-tech transition of advocating.But, the heat that led light source produces in time must be derived during work for its characteristic requirement of high-power LED light source; Because it is smaller that led light source distributes, need carry out the secondary optics design and utilize, and avoid LED street lamp or shot-light luminous too concentrated its light source.Above-mentioned two problems are the bottlenecks of led light source development and application aspect street lamp or shot-light illumination always.
Summary of the invention
The purpose of this utility model provides a kind of LED hard light device.The utility model is that the led light source that uniform plane the distributes formation that matches with the source reflection bowl of special-shaped involute truncated rectangular pyramids structure is intersected uniform irradiation, and utilize the secondary reflection light source, not only increased the irradiated area on road surface, and the hot spot of fundamentally eliminating.
The purpose of this utility model is achieved in that it includes substrate, LED, the source reflection bowl, radiator, transparent lamp shade, it is characterized in that: be set with an installation pipe support that is connected with the lamp stand support arm vertically at the central upper portion place of a square structure radiator, the vertically disposed heat radiation frame in this radiator and the circumferential edge of its downside has been formed housing, the heat-conducting substrate of the uniform LED that is sticked on this housing inner radiator lower flat, and the source reflection bowl of involute truncated rectangular pyramids structure; Described source reflection bowl, the source reflection bowl of the involute truncated rectangular pyramids structure of forming by three inclined-planes and curved surface, wherein source reflection bowl axis vertical line and the angle between the inclined plane that heat-conducting substrate axis direction tilts are the 56-61 degree, the angle that two other inclined plane of adjacent with this inclined plane and corresponding setting and source reflection bowl axis vertical line form is the 20-25 degree, then is arranged on the axis perpendicular bisector of LED in this source reflection bowl with curved surface upper end the rim of a bowl line of this inclined plane contraposition setting; Also be provided with the press strip and the sealing ring of a spacing transparent lamp shade at heat radiation frame lower periphery place.
In order to improve heat transfer efficiency, reduce the ambient temperature of LED, heat-conducting substrate is aluminium base structure for covering copper plate.
The curved surface of above-mentioned involute truncated rectangular pyramids structure light source reverberation bowl is a cylindrical surface; Center of circle angle between the upper/lower terminal of this cylindrical surface and this circle center line connecting is the 55-60 degree.
The source reflection bowl structure of the involute truncated rectangular pyramids structure that the utility model adopted is made up of three inclined-planes and curved surface, the angle of selected three inclined-planes and cylindrical surface obtains through test of many times, when if three inclined-planes exceed above-mentioned definite scope, brightness decay was accelerated after reflection ray was intersected, and the illuminance on ground obviously descends; When three inclined-planes during less than above-mentioned definite scope, the area that shines ground is too small, and lamp illuminance is too strong, and the illuminance on ground that influences the sight line of automobile driver is obviously descended.In addition, definite and the cylindrical surface center of circle angle of cylindrical surface upper end line position is determining of 55-60 degree, is the key factor that influences the secondary light source reflecting effect equally, otherwise, also will directly have influence on the illuminance on ground, and to the sight line of automobile driver.
The utility model is in order to increase the radiating effect of radiator relatively, be evenly equipped with the heat radiation fin perpendicular on the symmetric position of installation pipe support both sides, radiator top with this radiator, spacing between the adjacent heat radiation fin is 8～15 millimeters, so that between adjacent fin, form circulation air path, be convenient to the mutual convection current of cold and hot air like this, improve radiating effect, thereby guaranteed LED≤44 ℃ use (ambient temperature is 31 ℃) down.
Owing to put easy formation air eddy near the mounting pipe chord position, influence circulation of air, reduce radiating effect, therefore, suitably improve the height of heat radiation fin, then can eliminate above-mentioned influence naturally, then be difficult for forming the air eddy phenomenon away from the radiator that pipe support is installed, under the situation that does not influence radiating effect, can suitably reduce heat radiation fin height, when saving thermal conductive metallic material, its appearance and modeling can be more attractive in appearance like this; Therefore, the height of heat radiation fin is from adopting the structure of successively decreasing near pipe support place to edge, radiator both sides is installed.
The utility model is the led light source that uniform plane distributes to be matched with the source reflection bowl of special-shaped involute truncated rectangular pyramids structure intersect uniform irradiation, and utilize an interior curved surface light of source reflection bowl through other three inclined planes of secondary reflection by truncated rectangular pyramids source reflection bowl, with the light source irradiation integrated on the road surface, not only increased the irradiated area on road surface, and the hot spot of fundamentally eliminating.No matter be the direct projection and the secondary reflection of light source, form best matching effect, to making once light and being radiated at equably on road or the wall through the secondary light that the source reflection bowl-type becomes, when the utility model is arranged on 12 meters high road surfaces, its illumination length is at 54-64 rice, irradiating width is at 10-25 rice, and do not produce any hot spot or shadow.
The utility model also has simple and reasonable, and is safe and reliable, low-carbon energy-saving, and cost is low, long service life, characteristics such as range of application is wide.
Description of drawings
Fig. 1 is a sectional structure simplified schematic diagram of the present utility model;
Fig. 2 is that A-A among Fig. 1 is to amplifying simplified schematic diagram;
Fig. 3 is the stereochemical structure simplified schematic diagram of the utility model practical application.
The utility model is described in further detail by example below in conjunction with accompanying drawing; but following example only is the utility model example wherein; the rights protection scope of not representing the utility model and being limited, rights protection scope of the present utility model is as the criterion with claims.
Embodiment
Example 1:
Shown in Fig. 1-3, among the figure 1 is the square structure radiator, 5 is LED, 6 is the source reflection bowl of involute truncated rectangular pyramids structure, be provided with an installation pipe support 7 that is connected with the lamp stand support arm vertically at the central upper portion place of this square structure radiator 1, the vertically disposed heat radiation frame 2 in this square structure radiator and the circumferential edge of its downside has been formed the housing of LED lamp, the heat-conducting substrate 4 of aluminium base structure for covering copper plate of uniform LED and the source reflection bowl 6 of involute truncated rectangular pyramids structure successively are sticked on square structure radiator 1 lower flat in this housing; Described source reflection bowl 6, the source reflection bowl of the involute truncated rectangular pyramids structure of forming by three inclined-planes and curved surface, wherein source reflection bowl axis vertical line 14 and the angle between the inclined plane 8 that heat-conducting substrate 4 axis directions tilt are the 56-61 degree, with these 8 adjacent and two other inclined planes 15 corresponding setting, inclined plane, 16 angles that form with source reflection bowl axis vertical line 14 are the 20-25 degree, then be arranged on the axis perpendicular bisector of LED in this source reflection bowl (promptly this cylindrical surface 9 will block the vertical irradiation of half LED lamp) with the cylindrical surface 9 top opening end lines 13 of these inclined plane 8 contraposition settings, and cylindrical surface 9 on, center of circle angle between following two ends and this circle center line connecting is between the 55-60 degree, in order to the radian of this cylindrical surface 9 of further qualification; Also be provided with the spacing transparent lamp shade 10 that connects by press strip 12 and sealing ring 11 and screw at heat radiation frame 2 lower periphery places.
The source reflection bowl of above-mentioned involute truncated rectangular pyramids structure is the source reflection bowl structure of mutual disjunctor, the source reflection bowl structure unit that also can form disjunctor by several or tens source reflection bowls, during practical application, according to the consumption of required LED, the source reflection bowl structure unit of disjunctor spliced get final product.
In the process of interconnecting, can adopt welding, perhaps bonding mutually by heat-conducting glue again.
Radiator top is installed and to be evenly equipped with the heat radiation fin 3 perpendicular with this radiator 1 on the symmetric position of pipe support 7 both sides, and the spacing between the adjacent heat radiation fin 3 is 8～15 millimeters.Owing to put the air eddy of easy formation near the mounting pipe chord position, and influence circulation of air in order eliminating, to reduce radiating effect, suitably improve the height of the heat radiation fin of putting near the mounting pipe chord position 3, therefore the meeting nature be eliminated above-mentioned influence; Then be difficult for forming the air eddy phenomenon away from the radiator that pipe support is installed, under the situation that does not influence radiating effect, can suitably reduce heat radiation fin 3 height, when saving thermal conductive metallic material, its appearance and modeling can be more attractive in appearance like this; Therefore, the height of above-mentioned heat radiation fin 3 is from the configuration state that tapers off to edge, radiator 1 both sides near installation pipe support 7 places.
The LED street lamp of this structure is when selecting 1W quantity at 210 LED for use, and when being arranged on 12 meters high, its illumination perpendicular to ground is at least 25 (LX), is 7 (LX) along each illumination of 25 meters of road surface longitudinal separation, along the rayed length on road surface at 54～64 meters.
Claims (7)
1. LED hard light device, it includes substrate, LED, the source reflection bowl, radiator, transparent lamp shade is characterized in that: be set with an installation pipe support that is connected with the lamp stand support arm vertically at the central upper portion place of a square structure radiator, the vertically disposed heat radiation frame in this radiator and the circumferential edge of its downside has been formed housing, the heat-conducting substrate of uniform LED and the source reflection bowl of involute truncated rectangular pyramids structure are sticked on this housing inner radiator lower flat; Described source reflection bowl, the source reflection bowl of the involute truncated rectangular pyramids structure of forming by three inclined-planes and curved surface, wherein source reflection bowl axis vertical line and the angle between the inclined plane that heat-conducting substrate axis direction tilts are the 56-61 degree, the angle that two other inclined plane of adjacent with this inclined plane and corresponding setting and source reflection bowl axis vertical line form is the 20-25 degree, then is arranged on the axis perpendicular bisector of LED in this source reflection bowl with curved surface upper end the rim of a bowl line of this inclined plane contraposition setting; Also be provided with the press strip and the sealing ring of a spacing transparent lamp shade at heat radiation frame lower periphery place.
2. LED hard light device according to claim 1 is characterized in that: heat-conducting substrate is aluminium base structure for covering copper plate.
3. LED hard light device according to claim 1 is characterized in that: be evenly equipped with the heat radiation fin perpendicular with this radiator on the symmetric position of installation pipe support both sides, radiator top, the spacing between the adjacent heat radiation fin is 8～15 millimeters.
4. LED hard light device according to claim 3 is characterized in that: the height of heat radiation fin is from the structure that tapers off to edge, radiator both sides near installation pipe support place.
5. LED hard light device according to claim 1 is characterized in that: the curved surface of involute truncated rectangular pyramids structure light source reverberation bowl is a cylindrical surface.
6. LED hard light device according to claim 5 is characterized in that: the center of circle angle between the upper/lower terminal of cylindrical surface and this circle center line connecting is the 55-60 degree.
7. LED hard light device according to claim 1 is characterized in that: the source reflection bowl of involute truncated rectangular pyramids structure is the source reflection bowl structure of mutual disjunctor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201815810U CN201655849U (en) | 2010-05-07 | 2010-05-07 | LED strong-light device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201815810U CN201655849U (en) | 2010-05-07 | 2010-05-07 | LED strong-light device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655849U true CN201655849U (en) | 2010-11-24 |
Family
ID=43121092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201815810U Expired - Fee Related CN201655849U (en) | 2010-05-07 | 2010-05-07 | LED strong-light device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846254A (en) * | 2010-05-07 | 2010-09-29 | 石玉洲 | LED hard light device |
-
2010
- 2010-05-07 CN CN2010201815810U patent/CN201655849U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101846254A (en) * | 2010-05-07 | 2010-09-29 | 石玉洲 | LED hard light device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DALIAN HENGSHI ENERGY SAVING EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SHI YUZHOU Effective date: 20111009 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111009 Address after: 116600 No. two, No. 15, Liaohe West Road, Dalian Development Zone, Liaoning Patentee after: DALIAN HENGSHI ENERGY SAVING EQUIPMENT CO., LTD. Address before: 116600, No. 33, building 11-1, Dongcheng, Dalian Economic Development Zone, Dalian, Liaoning Patentee before: Shi Yuzhou |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20130507 |