CN202382172U - Light reflecting bowl - Google Patents
Light reflecting bowl Download PDFInfo
- Publication number
- CN202382172U CN202382172U CN2011205602593U CN201120560259U CN202382172U CN 202382172 U CN202382172 U CN 202382172U CN 2011205602593 U CN2011205602593 U CN 2011205602593U CN 201120560259 U CN201120560259 U CN 201120560259U CN 202382172 U CN202382172 U CN 202382172U
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- reflective surface
- reflector
- light reflecting
- surface unit
- unit
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Abstract
The utility model discloses a light reflecting bowl, which comprises a left reflecting light plane and a right light reflecting plane in symmetry, and an upper light reflecting plane and a lower light reflecting plane in asymmetry, wherein the upper light reflecting plane comprises more than three kinds of upper light reflecting plane units of which inclination angle ranges are within 1-30 degrees randomly; and the lower light reflecting plane comprises more than one low light reflecting plane unit of which inclination angle ranges is within 25-30 degrees randomly. According to the light reflecting bowl, a maximum light intensity formed in the direction vertical to the upper light reflecting plane and the lower light reflecting plane is at the inclination angle of 20-30 degrees under the central line; and the light reflecting bowl is capable of changing the light intensity position of an LED (light emitting diode) light source to a position actually expected.
Description
Technical field
The utility model relates to reflector, particularly the reflector of led light source.
Background technology
In the LED field,, need optical elements such as scioptics, reflector to realize usually for the light beam that needing can obtain.For led light source, the maximum position of its light intensity is a centerline, but in practical application, need change the light intensity of emergent light sometimes, therefore, designs a kind of optical element that can reach the actual light intensity needs and is very important.
Summary of the invention
The purpose of the utility model provides a kind of reflector, and this reflector can change to the light intensity position of led light source own the position of actual needs.
For achieving the above object, reflector is made up of the left reflective surface of two symmetries, right reflective surface and two asymmetrical upward reflective surfaces and following reflective surface; Wherein, Last reflective surface comprises three kinds with inclination angle reflective surface unit on optional between 1 °-30 °; Following reflective surface comprises optional down reflective surface unit between 25 °-30 °, more than one angles of inclination, make with last reflective surface and following reflective surface vertical direction on the largest light intensity that forms below center line 20 °-30 °.
As improvement, reflective surface is arranged from bottom to the top of reflector successively continuously on each, and on each the inclination angle of reflective surface from bottom to the top of reflector diminishing gradually.
As improvement, each time reflective surface is arranged from bottom to the top of reflector successively continuously, and the inclination angle of each time reflective surface from bottom to the top of reflector diminishing gradually.
As improvement; Left side reflective surface comprises three kinds with inclination angle optional left reflective surface unit between 15 °-25 °; Right reflective surface comprises with left reflective surface element number and equating; And with the right reflective surface unit of left reflective surface unit symmetry, make with left reflective surface and right reflective surface vertical direction on to form 50% beam angle be 30 °-45 °.
As improvement, the reflector inner surface is coated with one deck aluminium lamination.
As improvement, make with last reflective surface and following reflective surface vertical direction on the beam angle of formation 50% be 50 °.
The beneficial effect of the utility model is: because last reflective surface comprises three kinds with inclination angle reflective surface unit on optional between 1 °-30 °; Following reflective surface comprises optional reflective surface unit down between 25 °-30 °, more than one angles of inclination; Based on the principle of reflection, make with last reflective surface and following reflective surface vertical direction on the largest light intensity that forms below center line 20 °-30 °; The left reflective surface of said structure and right reflective surface structure, can make with left reflective surface and right reflective surface vertical direction on to form 50% beam angle be 30 °-45 °; Owing to be provided with one deck aluminium lamination, like this, can improve reflection efficiency.
Description of drawings
Fig. 1 is the structure chart of reflector.
Fig. 2 is the A-A cutaway view.
Fig. 3 is the B-B cutaway view.
Fig. 4 is lamp pearl distribution curve flux figure.
Fig. 5 is reflector distribution curve flux figure.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further elaborated.
To shown in Figure 3, reflector is made up of left reflective surface 1, right reflective surface 2 and two asymmetrical upward reflective surfaces 3 and the following reflective surface 4 of two symmetries like Fig. 1; Wherein, Last reflective surface 3 comprises three kinds with inclination angle reflective surface unit on optional between 1 °-30 °; Following reflective surface 4 comprises optional reflective surface unit down between 25 °-30 °, more than one angles of inclination; Make with last reflective surface 3 and following reflective surface 4 vertical direction on the largest light intensity that forms below center line 20 °-30 °, make with last reflective surface 3 and following reflective surface 4 vertical direction on the beam angle of formation 50% be 50 °; Left side reflective surface 1 comprises three kinds with inclination angle optional left reflective surface unit between 15 °-25 °; Right reflective surface 2 comprises with left reflective surface element number and equating; And with the right reflective surface unit of left reflective surface unit symmetry, make with left reflective surface and right reflective surface vertical direction on to form 50% beam angle be 30 °-45 °; As shown in Figures 2 and 3, reflective surface is arranged from bottom to the top of reflector successively continuously on each, and on each the inclination angle of reflective surface from bottom to the top of reflector diminishing gradually; Each time reflective surface is arranged from bottom to the top of reflector successively continuously, and the inclination angle of each time reflective surface from bottom to the top of reflector diminishing gradually; The reflector inner surface is coated with one deck aluminium lamination, to improve reflection efficiency.
When using the reflector of the utility model, led light source is installed in apart from reflector bottom-5mm～5mm place, and the light-emitting area of led light source is 600mm
2
In the utility model, the bottom of reflector is meant the small end of reflector, i.e. left end among Fig. 3, and the right-hand member of reflector is meant the big end of reflector, i.e. right-hand member among Fig. 3.Center line is meant the middle shaft position that led light source is installed, and in Fig. 3, is presented as the C axis, and is as shown in Figure 1, passes position of center line and has a directions X plane and with Y axle parallel Y direction plane parallel with the X axle.In the utility model, the angle of inclination of last reflective surface unit is meant the angle on reflective surface unit and directions X plane, and the angle of inclination of following reflective surface unit is meant down the angle on reflective surface unit and directions X plane; The angle of inclination of reflective surface unit, a left side is meant the angle of left reflective surface unit and Y direction plane, and the angle of inclination of right reflective surface unit is meant the angle of right reflective surface unit and Y direction plane.Last reflective surface 3 is meant the B-B direction with following reflective surface 4 vertical direction, and left reflective surface 1 is meant the A-A direction with right reflective surface 2 vertical direction.
Embodiment 1
Reflector is made up of left reflective surface 1, right reflective surface 2 and two asymmetrical upward reflective surfaces 3 and the following reflective surface 4 of two symmetries.Wherein, last reflective surface unit is selected 4, and the angle of inclination of reflective surface unit is 28 °, 16 °, 10 ° and 2 ° on each, goes up the reflective surface unit for four and arranges continuously successively from reflector bottom to top with the angular dimension order; Following reflective surface unit is selected 1, and the angle of inclination of following reflective surface unit is 27 °; Reflective surface unit, a left side is selected 6; The angle of inclination of each left reflective surface unit is 25 °, 24 °, 23 °, 19 °, 17 ° and 16 °; Six left reflective surface unit are arranged from reflector bottom to top with the angular dimension order successively continuously, and right reflective surface unit and left reflective surface unit are symmetrical with respect to the Y direction plane.
Embodiment 2
Reflector is made up of left reflective surface 1, right reflective surface 2 and two asymmetrical upward reflective surfaces 3 and the following reflective surface 4 of two symmetries.Wherein, last reflective surface unit is selected 2, and the angle of inclination of reflective surface unit is 30 °, 14 ° on each, goes up the reflective surface unit for two and arranges continuously successively from reflector bottom to top with the angular dimension order; Following reflective surface unit is selected 2, and the angle of inclination of following reflective surface unit is 27 °, 30; Reflective surface unit, a left side is selected 4; The angle of inclination of each left reflective surface unit is 21 °, 10 °, 18 ° and 15 °; Four left reflective surface unit are arranged from reflector bottom to top with the angular dimension order successively continuously, and right reflective surface unit and left reflective surface unit are symmetrical with respect to the Y direction plane.
Reflector is made up of left reflective surface 1, right reflective surface 2 and two asymmetrical upward reflective surfaces 3 and the following reflective surface 4 of two symmetries.Wherein, last reflective surface unit is selected 8, and the angle of inclination of reflective surface unit is 27 °, 25 °, 19 °, 18 °, 12 °, 8 °, 4 ° and 1 ° on each, goes up the reflective surface unit for eight and arranges continuously successively from reflector bottom to top with the angular dimension order; Following reflective surface unit is selected 3, and the angle of inclination of following reflective surface unit is 24 °, 17 ° and 15 °; Reflective surface unit, a left side is selected 8; The angle of inclination of each left reflective surface unit is 25 °, 24 °, 23 °, 21 °, 19 °, 17 °, 16 ° and 15 °; Eight left reflective surface unit are arranged from reflector bottom to top with the angular dimension order successively continuously, and right reflective surface unit and left reflective surface unit are symmetrical with respect to the Y direction plane.
As shown in Figure 4, lamp pearl distribution curve flux is the curve of a symmetry, and the light intensity maximum is a centerline.Led light source is installed on the reflector of the utility model; Obtain distribution curve flux through experiment test like Fig. 5; Clearly; Largest light intensity is below center line 20 °-30 ° on the B-B direction, and the foregoing description is merely the part embodiment, and those skilled in the art is according to the record of claim; And angle of inclination and the quantity that will go up reflective surface unit and following reflective surface unit is controlled in the scope that claim 1 puts down in writing, and then can both obtain on B-B direction largest light intensity 20 °-30 ° technique effect below center line.In the utility model, 50% beam angle is 30 °-45 ° on the A-A direction, and on the B-B direction, 50% beam angle is 50 °.
Claims (6)
1. reflector is characterized in that: be made up of the left reflective surface of two symmetries, right reflective surface and two asymmetrical upward reflective surfaces and following reflective surface; Wherein, Last reflective surface comprises three kinds with inclination angle reflective surface unit on optional between 1 °-30 °; Following reflective surface comprises optional down reflective surface unit between 25 °-30 °, more than one angles of inclination, make with last reflective surface and following reflective surface vertical direction on the largest light intensity that forms below center line 20 °-30 °.
2. reflector according to claim 1 is characterized in that: reflective surface is arranged from bottom to the top of reflector successively continuously on each, and on each the inclination angle of reflective surface from bottom to the top of reflector diminishing gradually.
3. reflector according to claim 1 is characterized in that: each time reflective surface is arranged from bottom to the top of reflector successively continuously, and the inclination angle of each time reflective surface from bottom to the top of reflector diminishing gradually.
4. according to each described reflector of claim 1 to 3; It is characterized in that: left reflective surface comprises three kinds with inclination angle optional left reflective surface unit between 15 °-25 °; Right reflective surface comprises with left reflective surface element number and equating; And with the right reflective surface unit of left reflective surface unit symmetry, make with left reflective surface and right reflective surface vertical direction on to form 50% beam angle be 30 °-45 °.
5. reflector according to claim 1 is characterized in that: the reflector inner surface is coated with one deck aluminium lamination.
6. reflector according to claim 1 is characterized in that: make with last reflective surface and following reflective surface vertical direction on the beam angle of formation 50% be 50 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205602593U CN202382172U (en) | 2011-12-28 | 2011-12-28 | Light reflecting bowl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205602593U CN202382172U (en) | 2011-12-28 | 2011-12-28 | Light reflecting bowl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202382172U true CN202382172U (en) | 2012-08-15 |
Family
ID=46630671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205602593U Expired - Fee Related CN202382172U (en) | 2011-12-28 | 2011-12-28 | Light reflecting bowl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202382172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104765225A (en) * | 2014-01-03 | 2015-07-08 | 晶睿通讯股份有限公司 | Light supplementing structure and photographing device using same |
| CN105485553A (en) * | 2016-01-15 | 2016-04-13 | 武汉市金运科技开发有限公司 | Wearable even auxiliary light mining lamp |
-
2011
- 2011-12-28 CN CN2011205602593U patent/CN202382172U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104765225A (en) * | 2014-01-03 | 2015-07-08 | 晶睿通讯股份有限公司 | Light supplementing structure and photographing device using same |
| CN104765225B (en) * | 2014-01-03 | 2017-09-22 | 晶睿通讯股份有限公司 | Light supplementing structure and photographing device using same |
| CN105485553A (en) * | 2016-01-15 | 2016-04-13 | 武汉市金运科技开发有限公司 | Wearable even auxiliary light mining lamp |
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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: 20120815 Termination date: 20171228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |