CN103574510A - Reflector of linear light source and metal halide lamp using reflector - Google Patents
Reflector of linear light source and metal halide lamp using reflector Download PDFInfo
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- CN103574510A CN103574510A CN201210257769.2A CN201210257769A CN103574510A CN 103574510 A CN103574510 A CN 103574510A CN 201210257769 A CN201210257769 A CN 201210257769A CN 103574510 A CN103574510 A CN 103574510A
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- light source
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- linear light
- reflecting part
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Abstract
Provided are a reflector of a linear light source and a metal halide lamp using the reflector. The reflector comprises the first rounding reflection portion, the second rounding reflection portion and the bottom. The inner surface of the first rounding reflection portion is formed by splicing multiple first inner concave curved surfaces, each first inner concave curved surface is translated along a first arc from a middle point of a first straight line segment, and two ends of each first inner concave curved surface are simultaneously and gradually decreased in length. The first straight line segments form the bottom edges and the top edges of the first inner concave curved surfaces at the initial position and the final position respectively, and two end points of each first straight line segment respectively form two arc-shaped sides of each first inner concave curved surface. The second rounding reflection portion is similar to the first rounding reflection portion in shape and different from the first rounding reflection portion in curvature. The inner surface of the bottom is provided with an elongated reflection protrusion. The reflector is provided with two oppositely-arranged light source installing holes at the connection position between the first rounding reflection portion and the second rounding reflection portion, and the light source installing holes are used for the ends of the linear light source to penetrate. The linear light source replacement is convenient, a half light-intensity angle is large, light outgoing is even, and the service life of the light source is prolonged.
Description
[technical field]
The present invention relates to a kind of reflector of light source, particularly relate to a kind of reflector of linear light source and use the Metal halogen lamp of this reflector.
[background technology]
The reflector that various minute surface Metal halogen lamp light projection systems in the market adopt can not use by compatible other light sources of the same type, make different capacity, different types of light source need to adopt different reflectors, make user change light source and be subject to significant limitation.For example, general Metal halogen lamp light fixture employing threaded fastener etc. is fixedly connected with Metal halogen lamp with reflector, if change the Metal halogen lamp of different capacity or different brands, need to change the reflector matching, and when dismounting or installation Metal halogen lamp, need to disassemble threaded fastener, cause changing light source comparatively loaded down with trivial details.And, the reflector of traditional Metal halogen lamp, its characteristic that goes out light characteristic and Metal halogen lamp is basic identical, causes bright dipping not too even, and half light intensity angle of exiting surface is less, generally not too in 10 degree.
In addition, the reflector that various minute surface Metal halogen lamp light projection systems adopt is in the market more, but there is a defect, be that reflector bottom surface is a plane, this plane still has part light to pass light source after the light secondary reflection of light source is gone out, and the temperature of light source is raise, because the temperature of the life-span of light source and light source has substantial connection, the temperature of light source is higher, and the service life of light source will be shorter.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide a kind of service life that extends linear light source, change that linear light source is large for convenience of, half light intensity angle, bright dipping reflector and use the Metal halogen lamp of this reflector comparatively uniformly.
A reflector for linear light source, comprising:
First ring is around reflecting part, its inner surface is annular reflecting surface, and be spliced to form by a plurality of the first inner sunken faces, described the first inner sunken face is dwindled gradually simultaneously and forms along the first camber line translation and its two ends length by the mid point of the first straightway, described the first straightway forms respectively base and the top margin of described the first inner sunken face in initial position and final position, two end points of described the first straightway form respectively two arc-shaped side edges of described the first inner sunken face, and the top margin of described first surface is interconnected to form the light-emitting window of a regular polygon;
Second around reflecting part, its inner surface is annular reflecting surface, and be spliced to form by a plurality of the second inner sunken faces, described the second inner sunken face is dwindled gradually simultaneously and forms along the second camber line translation and its two ends length by the mid point of the second straightway, described the second straightway forms respectively base and the top margin of described the second inner sunken face in initial position and final position, two end points of described the second straightway form respectively two arc-shaped side edges of described the second inner sunken face, and the top margin of described the second inner sunken face equates and overlaps with the base of described the first inner sunken face; And
Bottom, the reflecting surface that its inner surface is regular polygon, the length of side of the reflecting surface of described bottom equates and overlaps with the base of described the second inner sunken face, and the reflecting surface of described bottom is provided with the reflection projection of strip;
Wherein, described the first camber line is different from the flexibility of described the second camber line, described reflector offers two light source mounting holes that are oppositely arranged at described first ring around reflecting part and the second junction around reflecting part, described light source mounting hole passes for the end for linear light source, described reflection protrusions parallel is in the line of described two light source mounting holes, so that described reflection projection is parallel with described linear light sorurce.
In an embodiment, the flexibility of described the first camber line is less than the flexibility of described the second camber line therein.
In an embodiment, described light source mounting hole is the axially extended long and narrow hole along described reflector therein.
In an embodiment, described light source mounting hole is slotted hole, slotted eye or slot therein.
Therein in an embodiment, the loop configuration that described first ring is spliced to form by a plurality of the first bent sheet metal around reflecting part, the shape of described the first bent sheet metal is identical with the shape of described the first inner sunken face.
Therein in an embodiment, the described second loop configuration being spliced to form by a plurality of the second bent sheet metal around reflecting part, the shape of described the second bent sheet metal is identical with the shape of described the second inner sunken face.
Therein in an embodiment, the planar metal sheet that described bottom is regular polygon.
In an embodiment, the cross section of described elongated projections is V-arrangement, semicircle or ellipse therein.
In an embodiment, described first ring is minute surface around reflecting part, the second reflecting surface around reflecting part and bottom therein.
, comprising:
Above-mentioned reflector; And
Light source, its one end is from the inner side of described reflector through translation one of them light source mounting hole, and causing can be through another light source mounting hole of described reflector, the illuminating part of described light source and described reflection protrusions parallel after other end rotation;
Wherein, a part of light of described light source transmitting, penetrates from described light-emitting window through described first ring after reflecting part, second is around reflecting part and bottom reflection.
Compared to the reflector of traditional linear light source, the reflector of above-mentioned Metal halogen lamp at least has the following advantages:
(1) the little reflecting surface (being elongated projections 133) of bottom 130 designs of reflector 100 can be gone out the light of light source bottom according to certain angle reflection, avoid secondary reflection light through light source, in order to avoid light-source temperature raises, can play and extend the light source effect in service life.
(2) reflector offers two light source mounting holes that are oppositely arranged at first ring around reflecting part and the second junction around reflecting part, thereby the two ends of linear light source are installed on linear light source on reflector through two light source mounting holes respectively, and, light source mounting hole is applicable to the linear light source of different size, therefore, above-mentioned reflector is applicable to dissimilar linear light source.
(3) above-mentioned reflector, when changing linear light source, one side only need until one end of linear light source and lamp socket contacts depart from, then rotate up certain angle by linear light source to passing certain distance, can take out light source.In like manner, when assembling linear light source, only need first linear light source to be tilted certain angle, the lamp holder of first light source one end contacts with lamp socket contacts well, then as fulcrum, slightly light source is passed to certain distance to the right, be then rotated down, the lamp holder of the linear light source other end and the lamp socket contacts of the other end are contacted.The all the same operations of the light source of changing other variety classeses, different capacity.Therefore, above-mentioned reflector is changed linear light source more for convenience.
(4) above-mentioned reflector comprise the different first ring of crooked radian around reflecting part and second around reflecting part 120, the light that linear light source sends through first ring around reflecting part and second around after reflecting part reflection, changed that linear light source is original goes out light characteristic, its bright dipping is comparatively even, and half light intensity angle of exiting surface is about 25 degree, therefore, above-mentioned reflector can make the bright dipping of linear light source comparatively even, and half light intensity angle of exiting surface is larger.
[accompanying drawing explanation]
Fig. 1 is the structural representation of reflector of the linear light source of embodiment of the present invention;
Fig. 2 is the schematic diagram at another visual angle of the reflector described in Fig. 1;
Fig. 3 is that the first ring of the reflector described in Fig. 1 is around the schematic diagram of the first inner sunken face of reflecting part;
Fig. 4 is the schematic diagram of second the second inner sunken face around reflecting part of the reflector described in Fig. 1;
Fig. 5 is the axial cutaway view of the reflector described in Fig. 1;
Fig. 6 is for being used the structural representation of the Metal halogen lamp of the reflector shown in Fig. 1;
Fig. 7 is the axial cutaway view of the Metal halogen lamp described in Fig. 6;
Fig. 8 is that the reflector described in Fig. 1 is used in conjunction with the distribution curve flux simulate effect figure that light source is Ou Silang 150W quartz metal halide lamp;
Fig. 9 is that the reflector described in Fig. 1 is used in conjunction with the illumination simulate effect figure that light source is Ou Silang 150W quartz metal halide lamp light source.
[specific embodiment]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing, provided preferred embodiment of the present invention.But the present invention can realize in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in description of the present invention herein, just in order to describe the object of specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 and Fig. 2, the reflector 100 of the linear light source of embodiment of the present invention, after the light of linear light source is converged, penetrates from the light-emitting window of reflector 100.Reflector 100 goes for the linear light sources such as Double end metal halogen lamp, cold-cathode fluorescence lamp, LED fluorescent tube.
First ring is annular reflecting surface around the inner surface of reflecting part 110, and is spliced to form by a plurality of the first inner sunken faces 111.Refer to Fig. 3, the first inner sunken face 111 is dwindled gradually simultaneously and forms along the first camber line CD translation and its two ends length by the mid point C of the first straightway AB, and the first camber line CD is the symmetry axis of the first inner sunken face 111.。The first straightway AB forms respectively base 111a and the top margin 111b of the first inner sunken face 111 in initial position and final position.Two terminal A of the first straightway AB, B form respectively two arc-shaped side edges 111c of the first inner sunken face 111.The top margin 111b of the first inner sunken face 111 is interconnected to form the light-emitting window 113 of a regular polygon.
It is pointed out that " annular " in the present invention not characteristic circle annular, and refer to and be similar to the shape rounding.
Specifically in the present embodiment, the loop configuration that first ring is spliced to form by a plurality of the first bent sheet metal around reflecting part 110, the shape of the first bent sheet metal is identical with the shape of the first inner sunken face 111.
The second inner surface around reflecting part 120 is annular reflecting surface, and is spliced to form by a plurality of the second inner sunken faces 121.Refer to Fig. 4, the second inner sunken face 121 is dwindled gradually simultaneously and forms along the second camber line GH translation and its two ends length by the mid point of the second straightway EF, and the second camber line GH is the symmetry axis of the second inner sunken face 121.The second straightway EF forms respectively base 121a and the top margin 121b of the second inner sunken face 121 in initial position and final position.Two end points E, the F of the second straightway EF form respectively two arc-shaped side edges 121c of the second inner sunken face 121.The top margin 121b of the second inner sunken face 121 equates and overlaps with the base 111a of the first inner sunken face 111.
Specifically in the present embodiment, the second loop configuration being spliced to form by a plurality of the second bent sheet metal around reflecting part 120, the shape of the second bent sheet metal is identical with the shape of the second inner sunken face 121.
Wherein, the first camber line is different from the flexibility of the second camber line, reflector 100 offers two light source mounting holes that are oppositely arranged 101 at first ring around reflecting part 110 and the second junction around reflecting part 120, and light source mounting hole 101 passes for the end for linear light source.
Please refer to Fig. 5, the reflecting surface that the inner surface of bottom 130 is regular polygon, the length of side of the reflecting surface of bottom 130 equates and overlaps with the base 121a of the second inner sunken face 121.Bottom 130 offers fixing hole 131, and threaded fastener is fixed on reflector 100 in the housing of light fixture through fixing hole 131.Specifically in the present embodiment, the planar metal sheet that bottom 130 is regular polygon.The reflecting surface of bottom 130 is provided with the reflection projection 133 of strip.Reflection projection 133 is parallel to the line of two light source mounting holes 101, so that reflection projection 133 is parallel with linear light sorurce.The cross section of elongated projections can be V-arrangement, semicircle, ellipse etc., and specifically in the illustrated embodiment, the cross section of elongated projections is V-arrangement.
Specifically in the present embodiment, the flexibility of the first camber line is less than the flexibility of the second camber line.The bending radius of the first camber line is 105 millimeters, and the bending radius of the second camber line is 65 millimeters.
Light source mounting hole 101 is the axially extended long and narrow hole along reflector 100, for example, and slotted hole, slotted eye or slot.First ring is minute surface around reflecting part 110, the second reflecting surface around reflecting part 120 and bottom 130.
It should be noted that, first ring is not limited to be made by sheet metal around reflecting part 120 and bottom 130 around reflecting part 110, second, it can adopt other modes to make, for example, on a metal cuboid, offer a groove, on the sidewall of groove, form first ring around reflecting part 110, the second reflecting surface around reflecting part 120, in the bottom at groove, form the reflecting surface of bottom 130; Or, adopt injection mo(u)lding to form the frame structure of a hollow, the inside of this frame structure forms a tubular structure, and outside can be any shape, and the inside of tubular structure forms described first ring around reflecting part 110, the second reflecting surface around reflecting part 120 and bottom 130.
First ring is not limited to minute surface around reflecting part 110, the second reflecting surface around reflecting part 120 and bottom 130, can adopt reflective film to be pasted on first ring around reflecting part 110, second on the inner surface around reflecting part 120 and bottom 130, or, adopt reflecting material to be coated on first ring around reflecting part 110, second on the inner surface around reflecting part 120 and bottom 130.
Refer to Fig. 6 and Fig. 7, the present invention also provides a kind of Metal halogen lamp 10, comprises reflector 100 and light source 200.Two light source mounting holes 101 of reflector 100 are passed respectively at the two ends of light source 200.Wherein, a part of light of light source transmitting, penetrates from light-emitting window 113 through first ring after reflecting part 110, second is around reflecting part 120 and bottom 130 reflections.Specifically in the present embodiment, light source 200 is Ou Silang 150W quartz metal halide lamp.
The size of light source mounting hole 101 meets dissimilar light source 200, require: one end of light source 200 translation from one of them light source mounting hole 101 is passed in the inner side of reflector 100, can be through another light source mounting hole 101 of reflector 100 after causing the other end to rotate, the illuminating part of light source is over against the bottom 130 of reflector 100.
Refer to Fig. 8 and Fig. 9, the light-emitting uniformity of the Metal halogen lamp shown in Fig. 6 is carried out to simulation test; Wherein, the distribution curve flux simulate effect figure that Fig. 8 is Metal halogen lamp; Fig. 9 is the illumination simulate effect figure of Metal halogen lamp.From Fig. 8 and Fig. 9, half light intensity angle of Metal halogen lamp is about 25 degree, and it goes out luminous intensity and is roughly annular distribution, has changed the original light distribution characteristic of linear light source, and therefore, linear light source its light after reflector 100 reflections is comparatively even.
The light reflection sending when light source is to first ring when the reflecting surface of reflecting part 110, and by first ring, around the reflecting surface of reflecting part 110, the light-emitting window to reflector 100 reflects away; The light reflection to the second sending when light source is during around the reflecting surface of reflecting part 120, and the light-emitting window by the second reflecting surface around reflecting part 120 to reflector reflects away, thereby on working face, obtains the brightness of uniform-illumination.The bottom 130 of the light meeting directive reflector that send light source bottom, elongated projections 133 on bottom 130 is gone out according to certain angle reflection, avoided the secondary reflection light of reflector 100 reflections again through light source, to make light-source temperature raise, thereby play light-source temperature, played and extended the light source effect in service life.
Compared to the reflector of traditional linear light source, the reflector 100 of above-mentioned Metal halogen lamp at least has the following advantages:
(1) the little reflecting surface (being elongated projections 133) of bottom 130 designs of reflector 100 can be gone out the light of light source bottom according to certain angle reflection, avoid secondary reflection light through light source, in order to avoid light-source temperature raises, can play and extend the light source effect in service life.
(2) reflector 100 offers two light source mounting holes that are oppositely arranged 101 at first ring around reflecting part 110 and the second junction around reflecting part 120, thereby the two ends of linear light source 101 are installed on linear light source on reflector through two light source mounting holes 101 respectively, and, light source mounting hole 101 is applicable to the linear light source of different size, therefore, above-mentioned reflector 100 is applicable to dissimilar linear light source.
(3) above-mentioned reflector 100, when changing linear light source, one side only need until one end of linear light source and lamp socket contacts depart from, then rotate up certain angle by linear light source to passing certain distance, can take out light source.In like manner, when assembling linear light source, only need first linear light source to be tilted certain angle, the lamp holder of first light source one end contacts with lamp socket contacts well, then as fulcrum, slightly light source is passed to certain distance to the right, be then rotated down, the lamp holder of the linear light source other end and the lamp socket contacts of the other end are contacted.The all the same operations of the light source of changing other variety classeses, different capacity.Therefore, above-mentioned reflector 100 installation or removal linear light sources more for convenience.
(4) above-mentioned reflector 100 comprise the different first ring of crooked radian around reflecting part 110 and second around reflecting part 120, the light that linear light source sends through first ring after reflecting part 110 and second is around reflecting part 120 reflection, changed that linear light source is original goes out light characteristic, its bright dipping is comparatively even, and half light intensity angle of exiting surface is about 25 degree, therefore, above-mentioned reflector 100 can make the bright dipping of linear light source comparatively even, and half light intensity angle of exiting surface is larger.
(5) can to use be widely highly to use on indoor or semi-enclosed suspended ceiling of 8～15 meters to the Metal halogen lamp light projection system of above-mentioned this reflector of use.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a reflector for linear light source, is characterized in that, comprising:
First ring is around reflecting part, its inner surface is annular reflecting surface, and be spliced to form by a plurality of the first inner sunken faces, described the first inner sunken face is dwindled gradually simultaneously and forms along the first camber line translation and its two ends length by the mid point of the first straightway, described the first straightway forms respectively base and the top margin of described the first inner sunken face in initial position and final position, two end points of described the first straightway form respectively two arc-shaped side edges of described the first inner sunken face, and the top margin of described first surface is interconnected to form the light-emitting window of a regular polygon;
Second around reflecting part, its inner surface is annular reflecting surface, and be spliced to form by a plurality of the second inner sunken faces, described the second inner sunken face is dwindled gradually simultaneously and forms along the second camber line translation and its two ends length by the mid point of the second straightway, described the second straightway forms respectively base and the top margin of described the second inner sunken face in initial position and final position, two end points of described the second straightway form respectively two arc-shaped side edges of described the second inner sunken face, and the top margin of described the second inner sunken face equates and overlaps with the base of described the first inner sunken face; And
Bottom, the reflecting surface that its inner surface is regular polygon, the length of side of the reflecting surface of described bottom equates and overlaps with the base of described the second inner sunken face, and the reflecting surface of described bottom is provided with the reflection projection of strip;
Wherein, described the first camber line is different from the flexibility of described the second camber line, described reflector offers two light source mounting holes that are oppositely arranged at described first ring around reflecting part and the second junction around reflecting part, described light source mounting hole passes for the end for linear light source, described reflection protrusions parallel is in the line of described two light source mounting holes, so that described reflection projection is parallel with described linear light sorurce.
2. the reflector of linear light source as claimed in claim 1, is characterized in that, the flexibility of described the first camber line is less than the flexibility of described the second camber line.
3. the reflector of linear light source as claimed in claim 1, is characterized in that, described light source mounting hole is the axially extended long and narrow hole along described reflector.
4. the reflector of linear light source as claimed in claim 3, is characterized in that, described light source mounting hole is slotted hole, slotted eye or slot.
5. the reflector of linear light source as claimed in claim 1, is characterized in that, the loop configuration that described first ring is spliced to form by a plurality of the first bent sheet metal around reflecting part, and the shape of described the first bent sheet metal is identical with the shape of described the first inner sunken face.
6. the reflector of linear light source as claimed in claim 1, is characterized in that, the described second loop configuration being spliced to form by a plurality of the second bent sheet metal around reflecting part, and the shape of described the second bent sheet metal is identical with the shape of described the second inner sunken face.
7. the reflector of linear light source as claimed in claim 1, is characterized in that the planar metal sheet that described bottom is regular polygon.
8. the reflector of linear light source as claimed in claim 1, is characterized in that, the cross section of described elongated projections is V-arrangement, semicircle or ellipse.
9. the reflector of the linear light source as described in claim 1 ~ 8 any one, is characterized in that, described first ring is minute surface around reflecting part, the second reflecting surface around reflecting part and bottom.
10. a Metal halogen lamp, is characterized in that, comprising:
Reflector as described in claim 1 ~ 9 any one; And
Light source, its one end is from the inner side of described reflector through translation one of them light source mounting hole, and making can be through another light source mounting hole of described reflector, the illuminating part of described light source and described reflection protrusions parallel after other end rotation;
Wherein, a part of light of described light source transmitting, penetrates from described light-emitting window through described first ring after reflecting part, second is around reflecting part and bottom reflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257769.2A CN103574510A (en) | 2012-07-24 | 2012-07-24 | Reflector of linear light source and metal halide lamp using reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210257769.2A CN103574510A (en) | 2012-07-24 | 2012-07-24 | Reflector of linear light source and metal halide lamp using reflector |
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| CN103574510A true CN103574510A (en) | 2014-02-12 |
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| CN201210257769.2A Pending CN103574510A (en) | 2012-07-24 | 2012-07-24 | Reflector of linear light source and metal halide lamp using reflector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015089700A1 (en) * | 2013-12-16 | 2015-06-25 | Skoda Auto A.S. | Vehicle lamp and its manufacturing method and vehicle |
| CN107448865A (en) * | 2017-07-14 | 2017-12-08 | 达运精密工业股份有限公司 | Light reflector and lighting device with same |
-
2012
- 2012-07-24 CN CN201210257769.2A patent/CN103574510A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015089700A1 (en) * | 2013-12-16 | 2015-06-25 | Skoda Auto A.S. | Vehicle lamp and its manufacturing method and vehicle |
| CN107448865A (en) * | 2017-07-14 | 2017-12-08 | 达运精密工业股份有限公司 | Light reflector and lighting device with same |
| CN107448865B (en) * | 2017-07-14 | 2022-06-28 | 达运精密工业股份有限公司 | Light reflector and lighting device with same |
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Application publication date: 20140212 |