CN104913246B - A kind of anti-dazzle light projector - Google Patents
A kind of anti-dazzle light projector Download PDFInfo
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- CN104913246B CN104913246B CN201510342710.7A CN201510342710A CN104913246B CN 104913246 B CN104913246 B CN 104913246B CN 201510342710 A CN201510342710 A CN 201510342710A CN 104913246 B CN104913246 B CN 104913246B
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- reflecting surface
- dazzle
- light source
- light
- reflection
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
Abstract
The invention discloses a kind of anti-dazzle light projector, including mounting bracket, surface frame, driving power supply and some anti-dazzle lighting modules, the anti-dazzle lighting module includes radiator, light source board, reflector and mask, the present invention covers light source using the sloping reflector on reflector, make to can't see light source from front, increase light-emitting area simultaneously, reduce surface brightness, reach more preferable antiglare effect；The present invention can export the rectangular light spot that the distribution curve flux with " batswing tab " type is distributed, it is adaptable to road, the illumination of transformer station's lamp special occasions；The present invention need not realize the rectangular light spot that the distribution curve flux of anti-dazzle and output with " batswing tab " type is distributed with lens cooperation, simple in construction, consumptive material is few, and cost is low and of the invention can be rotated flexibly to change direction of illumination, expand can illumination zone, use more facilitate.
Description
Technical field
The present invention relates to field of illuminating lamps, more particularly to a kind of anti-dazzle and it can export there is " batswing tab " type luminous intensity distribution
The rectangular light spot of curve distribution can flexibly change the anti-dazzle light projector of light angle.
Background technology
In lighting field, LED/light source has that small volume, energy consumption are low, light efficiency is high, mercury-free, without ultraviolet, service life length etc.
Many merits, are a kind of new green light source products, necessarily the trend of future development, is widely used in various fields.
In the illumination of some special dimensions, such as road lighting, substation equipment repairing lighting etc., it is desirable to which LED/light source is exported
The rectangular light spot being distributed with " batswing tab " type distribution curve flux, to improve light utilization efficiency, reduces unnecessary waste, while requiring tool
There is anti-dazzle light effect.And be typically round by the hot spot of the direct outgoing of LED/light source, and it is brighter in the middle of hot spot, to surrounding meeting
It is gradually dimmed, produce dazzle, accordingly, it would be desirable to carry out luminous intensity distribution design to LED/light source, to meet use requirement, it is existing it is most of all
It is to use reflex reflector with lens to coordinate to carry out luminous intensity distribution design to reach that output has the distribution of " batswing tab " type distribution curve flux
Rectangular light spot and the requirement for having anti-dazzle, such as Chinese patent CN204153652U and CN104062694A, but this light-configuration mode
Due to using reflex reflector and lens simultaneously so that product structure is complicated, consumptive material is more, and cost is high.In addition, in existing illuminator
The lighting module in face is typically all fixed, it is impossible to rotate to change illumination direction, can illumination zone it is small, use dumb, nothing
Method meets work on the spot requirement.
The content of the invention
Present invention aims at a kind of can export with " batswing tab " type distribution curve flux point is provided to solve the above problems
The rectangular light spot of cloth and there is anti-dazzle, illumination direction is flexibly adjustable, simple in construction, the low Projecting Lamp of cost.
Therefore, the invention discloses a kind of anti-dazzle light projector, including mounting bracket, surface frame, driving power supply and some illumination moulds
Block, the surface frame is fixed on mounting bracket, and some lighting modules are fixed in surface frame, and the driving power supply is some illuminations
Module for power supply, the lighting module is anti-dazzle lighting module, and it includes radiator, light source board, reflector and mask, the radiating
Device is located at light source back, and the reflector is located at light source board front, and the light of light source to be reflected away, the mask is covered
Light source board and reflector simultaneously are fixed to form module entirety with radiator, and the reflector includes some middle part reflection chambers and right
Claim to be arranged on some left side reflection chambers of its both wings and some right side reflection chambers, the reflection chamber bottom is provided with allowing light source
The through hole passed through, some middle part reflection chambers also include some middle part internal reflection cavitys and middle part outside reflection cavity
Body, the middle part internal reflection cavity is by bottom plate, the first horizontal reflecting surface and the second reflecting surface and the 3rd vertical reflection
Face and the 4th reflecting surface enclose composition, and first reflecting surface and the second reflecting surface, which are tilted, to be fixed on bottom plate and mutually flat
OK, the 3rd reflecting surface and the 4th reflective symmetry are fixed on bottom plate and are more than 90 °, described first with the angle of cavity bottom
Reflecting surface or the second reflecting surface cover reflection cavity on the outside of the light source through holes of the cavity bottom, the middle part in the projection of cavity bottom
Body is by bottom plate and the 5th reflecting surface, lateral outer side reflecting surface and the 6th vertical reflecting surface and the 7th reflection that are fixed on bottom plate
Face encloses composition, and the 5th reflecting surface is parallel with the first reflecting surface, and the outside reflecting surface is tilted positioned at the 5th reflecting surface
Be more than 90 ° towards side and with the angle of cavity bottom, the 6th reflecting surface and the 7th reflecting surface it is symmetrical and with cavity bottom
Angle is more than 90 °, and the 5th reflecting surface covers the light source through holes of the cavity bottom in the projection of cavity bottom, and the left side is anti-
Cavity is penetrated to be enclosed and constituted by bottom plate and front side reflecting surface fixed thereto, back-side face, left side reflecting surface and right side reflecting surface,
The angle of the front side reflecting surface, back-side face and left side reflecting surface and cavity bottom be more than 90 °, the right side reflecting surface with
The projection that the angle of cavity bottom is less than 90 ° and it is in reflection chamber bottom covers the light source through holes of the cavity bottom.
Further, the angle of first reflecting surface and the 5th reflecting surface and cavity bottom is between 55 ° to 75 °, institute
The angle of the second reflecting surface and cavity bottom is stated between 105 ° to 125 °.
Further, the lower end of first reflecting surface and the 5th reflecting surface is a recessed curved portions, the second reflecting surface
Lower end is a convex curved portions, for more preferably reflecting away the light of light source.
Further, the right side reflecting surface of the left side reflection chamber and the angle of cavity bottom are between 45 ° to 60 °.
Further, the lower end of the right side reflecting surface of the left side reflection chamber is a recessed curved portions, for more preferably will
The light of light source is reflected away.
Further, the left side reflecting surface of the left side reflection chamber and the angle of cavity bottom 140 ° to 160 ° it
Between.
Further, the lower end of the left side reflecting surface of the left side reflection chamber is a recessed curved portions, for more preferably will
The light of light source is reflected away.
Further, the surface frame is rotated and is fixed on mounting bracket, and the rotation of some anti-dazzle lighting module parallels is consolidated
It is scheduled in surface frame, there is certain distance interval between adjacent anti-dazzle lighting module.
Further, the surface frame includes upper frame, lower surface frame and two side frames, some anti-dazzle lighting modules
Two ends are rotated and fixed by adaptor and two side frames respectively.
Further, some anti-dazzle lighting modules are irradiated or irradiated towards different directions in the same direction.
The advantageous effects of the present invention：
The present invention covers light source using the sloping reflector on reflector, makes to can't see light source from front, while increasing hair
Light area, reduces surface brightness, reaches more preferable anti-dazzle light effect；Middle part reflection chamber and left and right sides that the present invention passes through reflector
Reflection chamber matching design can export the rectangular light spot that the distribution curve flux with " batswing tab " type is distributed, it is adaptable to road, power transformation
Stand the illumination of lamp special occasions, improve the utilization rate of light, reduce unnecessary waste；The present invention is simple in construction without lens,
Easy to assembly, consumptive material is few, and cost is low；In addition, the present invention uses lighting module, get the raw materials ready conveniently, it is adaptable to different capacity requirement, and
Illumination direction can flexible modulation, expansion can illumination zone, meet work on the spot requirement.
Brief description of the drawings
Fig. 1 is assembling stereogram of the invention；
Fig. 2 is exploded view of the invention；
Fig. 3 is anti-dazzle lighting decomposition module figure of the invention；
Fig. 4 is reflector front view of the invention；
Fig. 5 is reflector rearview of the invention；
Fig. 6 is reflector left view of the invention；
Fig. 7 is reflector A-A profiles of the invention；
Fig. 8 is reflector B-B profiles of the invention；
Fig. 9 is the vertical index path of reflection chamber in the middle part of the reflector of the present invention；
Figure 10 is reflection chamber lateral light paths figure on the left of the reflector of the present invention；
Figure 11 is the anti-dazzle lighting module light distribution figure of the present embodiment.
Embodiment
In conjunction with the drawings and specific embodiments, the present invention is further described.
In order to which the present invention is better described, we initially set up X, Y-axis rectangular coordinate system, and X-direction is called laterally Y-axis
Direction is vertical, and Fig. 4 B-B directions are located at into X-axis, and A-A directions are located at Y-axis.
As shown in figures 1-8, a kind of anti-dazzle light projector, including mounting bracket 1000, surface frame 1001, driving power supply 1002 and some
In anti-dazzle lighting module 1003, this specific embodiment, mounting bracket 1000 is U-shaped, and bottom is provided with mounting hole, anti-dazzle lighting module
1003 quantity is 4, and in other embodiments, technical staff can select anti-dazzle photograph according to actually required lighting power
The quantity of bright module 1003, using lighting module so that in manufacturing process, gets the raw materials ready conveniently, practical flexible, reduction is produced into
This.
Anti-dazzle lighting module 1003, including radiator 100, light source board 200, reflector 300 and mask 400, radiator 100
The back side of light source board 200 is located at, reflector 300 is located at the front of light source board 200, and the light of light source to be reflected away, mask 400 covers
Firmly to form a lighting module overall for light source board 200 and reflector 300 and being fixed with radiator 100, in the present embodiment, light source board
200 be light source aluminium base, and front is provided with LED, and LED is fixed on aluminium base by the mode such as welding or bonding, mask 400
It is preferred that the transparent material of high transmission rate, such as glass, polymethyl methacrylate（PMMA）Deng mask 400 passes through with radiator 100
Screw 600 with airing function is fixed, further, and the module also includes 2 water joints 500, for by light source
The power line of plate 200 is drawn outside module, and correspondingly radiator 100 is provided with two mounting holes for being used to install water joint 500
101, in order to improve steadiness, the bottom of reflector 300 is provided with screw hole 316, for passing through screw and radiator 100 and light source board
200 are fixed.
If reflector 300 include some middle part reflection chambers and be symmetricly set on its both wings some left side reflection chambers and
Dry right side reflection chamber, some middle part reflection chambers also include some middle part internal reflection cavitys and middle part outside reflection cavity
In body, this specific implementation, internal reflection number of cavities in middle part is 2, and left side reflection chamber and right side reflection chamber quantity are all 2
Individual, in actual applications, technical staff can carry out selecting suitable quantity according to actual requirement.Each reflection chamber bottom
Provided with the through hole 301 for allowing light source to pass through, through hole 301 is corresponded with the LED on light source board 200.
The planform of 2 middle part internal reflection cavitys is the same, will be illustrated below with middle part internal reflection cavity above, its
It is by bottom plate 302, lateral inclination（It is towards rear-inclined, i.e., to be tilted towards Y-axis forward direction side, in other embodiments in the present embodiment
Can be towards top rake）The first reflecting surface 303 and the second reflecting surface 304 that are fixed on bottom plate 302 and are parallel to each other and vertical
It is fixed on bottom plate 302 and and cavity bottom（Bottom plate 302）Symmetrical 3rd reflecting surface 305 and the 4th that angle is more than 90 ° reflects
Face 306 enclose on the outside of composition, middle part reflection chamber by bottom plate 3021, be fixed on the flat with the first reflecting surface 303 of bottom plate 3021
Capable the 5th reflecting surface 307, it is fixed on bottom plate 3021 and and cavity bottom（Bottom plate 3021）The lateral rear that angle is more than 90 ° is anti-
Penetrate face 308（Outside reflecting surface）And vertically it is fixed on bottom plate 3021 and and cavity bottom（Bottom plate 3021）Angle is more than 90 °
Symmetrical 6th reflecting surface 309 and the 7th reflecting surface 310 enclose composition.Wherein, throwing of first reflecting surface 303 in cavity bottom
Shadow A ' A cover the light source through holes 301 of the cavity bottom, and the 5th reflecting surface 307 covers the cavity bottom in the projection C ' C of cavity bottom
The light source through holes 301 in portion, as shown in fig. 7, so, just can't see light source from front, dazzle being prevented, while the first reflecting surface
303rd, the second reflecting surface 304, the 5th reflecting surface 307 and back-side face 308 are tilted backwards, and can carry out polarisation backward, are expanded
Light-emitting area, reduces surface brightness, further prevents dazzle, by adjusting angle of inclination, can control light-emitting area and polarisation
In angle, the present embodiment, the angle of the first reflecting surface 303 and the 5th reflecting surface 307 and cavity bottom preferably 55 ° to 75 ° it
Between, the angle of the second reflecting surface 304 and cavity bottom is preferably between 105 ° to 125 °, back-side face 308 and cavity bottom
Angle preferably between 120 ° to 140 °.Above-mentioned is to carry out arrangement design to the vertical light of middle part reflection chamber, during this is also
Where portion's reflection chamber design focal point, it then need to only carry out simply expanding light for the horizontal light of middle part reflection chamber, it is anti-by the 3rd
Face 305, the 4th reflecting surface 306, six reflectings surface 309 and the 7th reflecting surface 310 is penetrated to realize.
Further, in order to manufacture simplicity, reflection chamber on the outside of cost, middle part internal reflection cavity and middle part is reduced adjacent
Two horizontal reflectings surface are realized by the positive and negative of a block-shaped same reflecting plate.
The planform of 2 left side reflection chambers is the same, will be illustrated below with the left side reflection chamber on the left side, it is bottom of by
Plate 311 and 315 groups of front side reflecting surface 312 fixed thereto, back-side face 313, left side reflecting surface 314 and right side reflecting surface
Into front side reflecting surface 312, back-side face 313 and left side reflecting surface 314 and cavity bottom（Bottom plate 311）Angle is more than 90 °,
To expand light-emitting area, right side reflecting surface 315 is tilted to the left（It is less than 90 ° with cavity bottom angle）And it is in reflection chamber
Projection B ' the B of bottom cover the light source through holes 301 of the cavity bottom, as shown in figure 8, so, light source is just can't see from front, prevent
Dazzle is only produced, while left side reflecting surface 314 and right side reflecting surface 315 are tilted to the left, polarisation to the left can be carried out, expands luminous
Area, reduces surface brightness, further prevents dazzle, by adjusting angle of inclination, can control light-emitting area and polarizing angle,
In this specific embodiment, right side reflecting surface 315 and cavity bottom angle preferably between 45 ° to 60 °, left side reflecting surface 314 with
Cavity bottom angle is preferably between 140 ° to 160 °.Above-mentioned is to carry out arrangement design to the lateral light of left side reflection chamber, this
It is also that where the reflection chamber design focal point of left side, then need to only carry out simply expanding light for the vertical light of left side reflection chamber, by preceding
Lateral reflection face 312 and back-side face 313 are realized.2 right side reflection chambers with 2 on the left of reflection chambers into symmetrical, this is not
Describe in detail again.
In this preferred embodiment, the back-side plate 308 of middle part reflection chamber, the back-side face of left side reflection chamber
313 and the back-side face of right side reflection chamber be linked to be a plane, the angle with cavity bottom preferably between 120 ° to 140 °,
To be easily manufactured, reduce cost, it is realized by one of reflecting surface of one piece of reflecting plate, the front side of left side reflection chamber and after
Lateral reflection face is symmetrical, and the front side and back-side face of right side reflection chamber are symmetrical, and to expand light-emitting area, reduction surface is bright
Degree.
Vertical light is carried out by above-mentioned middle part reflection chamber to arrange design and left side reflection chamber and right side reflection cavity
Body carries out arrangement design to lateral light, and the present invention with lens without coordinating, and its light exported just has the luminous intensity distribution of " batswing tab " type
Curve distribution, the hot spot of output is rectangular light spot, as shown in figure 11, it is adaptable to road, the illumination of transformer station's lamp special occasions.
Further, in order to improve the light emission rate of the present invention, and make the Luminance Distribution of hot spot evenly, middle part is reflected
The vertical light extraction of cavity is further adjusted, and is specifically：The lower end of first reflecting surface 303 is designed as a recessed curved portions 3031, the
The lower end of five reflectings surface 307 is designed as a recessed curved portions 3071, and the lower end of the second reflecting surface 304 is designed as a convex curved portions
3041；Meanwhile, the horizontal light extraction to left side reflection chamber is further adjusted, and is specifically：The lower end of right side reflecting surface 315 is designed as
One recessed curved portions 3151, the lower end of left side reflecting surface 314 is designed as a recessed curved portions 3141.The light extraction of right side reflection chamber
Adjustment is symmetrical with left side reflection chamber, and this is no longer described in detail.
The reflection chamber part that Fig. 9 is shown in the vertical light path schematic diagram of middle part internal reflection cavity, Fig. 9 is Fig. 7 circles D
The amplification of interior reflection chamber part, the light that the LED/light source of middle part internal reflection cavity bottom is sent is a part of（Such as light 11）
Direct irradiation goes out reflection chamber, a part（Such as light 13）The inclined plane to the first reflecting surface 303 is irradiated, by the first reflecting surface
Cavity is irradiated after 303 inclined plane reflection, a part（Such as light 12）The inclined plane to the second reflecting surface 304 is irradiated, is passed through
Cavity, a part of light are irradiated after the inclined plane reflection of second reflecting surface 304（Such as light 14）Irradiate to the first reflecting surface 303
Recess 3031, through recess 3031 reflect after, irradiate the inclined plane to the second reflecting surface 304, then inclining through the second reflecting surface 304
Cavity is irradiated after slant reflection, is left part（Such as 15）The convex portion 3041 to the second reflecting surface 304 is irradiated, by convex portion 3041
After reflection, the inclined plane to the first reflecting surface 303 is irradiated, then chamber is irradiated after the inclined plane reflection of the first reflecting surface 303
Body, the lateral light paths of middle part internal reflection cavity are：A part of direct irradiation of light that the LED of cavity bottom is sent goes out cavity
Outside, a part is irradiated to the 3rd reflecting surface 305 and the 4th reflecting surface 306, is reflected herein, is irradiated outside cavity.Middle part
The light path of outside reflection chamber is similar with middle part internal reflection cavity, and this is no longer described in detail.
The reflection chamber part that Figure 10 is shown in the lateral light paths schematic diagram of left side reflection chamber, Figure 10 is Fig. 8 circles E
The amplification of interior reflection chamber part, the light that the LED/light source of left side reflection chamber bottom is sent is a part of（Such as light 21）Directly
Connect and irradiate reflection chamber, a part（Such as light 22）The inclined plane of reflecting surface 315 to the right is irradiated, by right side reflecting surface
Cavity is irradiated after 315 inclined plane reflection, a part（Such as light 23）The inclined plane of irradiation reflecting surface 314 to the left, passes through
Cavity is irradiated after the inclined plane reflection of left side reflecting surface 314, a part（Such as light 24）Irradiation reflecting surface 314 to the left it is recessed
Portion 3141, irradiates cavity after the reflection of recess 3141, is left part（Such as light 25）Irradiation reflecting surface 315 to the right it is recessed
Portion 3151, irradiates cavity, the vertical light path of left side reflection chamber is after the reflection of recess 3151：Left side reflection chamber bottom
A part of direct irradiation of light for sending of LED/light source go out outside cavity, a part irradiation lateral reflection face 312 and back-side forward
Face 313, is reflected herein, is irradiated outside cavity.The index path of right side reflection chamber and the index path of left side reflection chamber
Symmetrically, this is no longer described in detail.
In order to realize illumination direction flexible modulation, with expand can illumination zone, meet work on the spot needs, surface frame 1001 is led to
The M12 screw rods 1004 that cross to reverse manually, which are rotated, to be fixed in the two ends of mounting bracket 1000, and surface frame 1001 can be with screw rod 1004
360 ° of rotations are carried out for rotary shaft, it is flexible and convenient to use to change illumination direction.Surface frame 1001 include upper frame 1005, below
Frame 1006 and both sides surface frame 1007, upper frame 1005, lower surface frame 1006 and both sides surface frame 1007 can be screwed or clamping
Fixed or other manner is fixed, and when the quantity of anti-dazzle lighting module 1003 changes, only need to change the length of two side frames 1007
Degree, without changing whole surface frame, is simple to manufacture, cost is low.The horizontal parallel rotation of 4 anti-dazzle lighting modules 1003 is consolidated
It is scheduled in surface frame 1001, specifically, the horizontal two ends of anti-dazzle lighting module 1003 are respectively fixed with an adaptor 1008, adaptor
1008 are rotated and are fixed by the M8 screw rods that can be reversed manually and two side frames 1007 again, and adjacent anti-dazzle lighting module 1003 has
There is a certain distance interval to be rotated for lighting module 1003（Specific size is by technical staff according to actual anti-dazzle lighting module
Thickness and the angle to be rotated are determined）, so, anti-dazzle lighting module 1003 can be rotated to change in surface frame 1001 shines
Bright direction, expansion can illumination zone, adjustment illuminating effect, to meet work on the spot requirement.4 anti-dazzle lighting modules 1003 can be with
It is set to irradiate in the same direction, is such as all irradiated backwards towards front irradiation or all；It can also be provided that towards different directions irradiation,
As a part of towards front irradiation, a part is irradiated backwards, so, can be while being used to irradiate when for as substation equipment maintenance
Repair apparatus, while for irradiating road surface, facilitating maintainer to walk.
Driving power supply 1002 is fixed in lower surface frame 1006, and the power supply of its output end and 4 anti-dazzle lighting modules 1003 is defeated
Enter end and be connected as its power supply, further, terminal box 1010 is additionally provided with lower surface frame 1006 is used for driving power supply 1002 and outside
Power supply wiring, terminal box 1010 is used to draw power line provided with two water joints 1011.In addition, lower surface frame is further fixed on
One decorative panel 1012, both sides surface frame is respectively fixed with a side decorative panel 1013.
Although specifically showing and describing the present invention with reference to preferred embodiment, those skilled in the art should be bright
In vain, do not departing from the spirit and scope of the present invention that appended claims are limited, in the form and details can be right
The present invention makes a variety of changes, and is protection scope of the present invention.
Claims (10)
1. anti-dazzle light projector, including mounting bracket, surface frame, driving power supply and some lighting modules, the surface frame are fixed on mounting bracket
On, some lighting modules are fixed in surface frame, and the driving power supply is that some lighting modules are powered, it is characterised in that：Institute
Lighting module is stated for anti-dazzle lighting module, it includes radiator, light source board, reflector and mask, and the radiator is located at light source
Back, the reflector is located at light source board front, the light of light source to be reflected away, and the mask covers light source board and anti-
Emitter simultaneously fixes to form module entirety with radiator, and the reflector includes some middle part reflection chambers and is symmetricly set on it
Some left side reflection chambers of both wings and some right side reflection chambers, middle part reflection chamber, left side reflection chamber and right side reflection
The bottom of cavity provided with allowing the through hole that light source is passed through, some middle part reflection chambers also include some middle part internal reflection cavitys and
One middle part outside reflection chamber, the middle part internal reflection cavity is by bottom plate, horizontal the first reflecting surface and the second reflecting surface
And the 3rd vertical reflecting surface and the 4th reflecting surface enclose composition, first reflecting surface and the second reflecting surface, which are tilted, to be fixed
On bottom plate and be parallel to each other, the 3rd reflecting surface and the 4th reflecting surface be symmetrically fixed on bottom plate and with the folder of cavity bottom
Angle is more than 90 °, and first reflecting surface or the second reflecting surface cover the light source through holes of the cavity bottom in the projection of cavity bottom,
Reflection chamber is by bottom plate on the outside of the middle part and is fixed on the 5th reflecting surface of bottom plate, lateral outer side reflecting surface and vertical the
Six reflectings surface and the 7th reflecting surface enclose composition, and the 5th reflecting surface is parallel with the first reflecting surface, the outside reflecting surface
Tilted positioned at the 5th reflecting surface towards side and be more than 90 °, the 6th reflecting surface and the 7th reflecting surface with the angle of cavity bottom
Symmetrical and with cavity bottom angle is more than 90 °, and the 5th reflecting surface covers the cavity bottom in the projection of cavity bottom
Light source through holes, the left side reflection chamber by bottom plate and front side reflecting surface fixed thereto, back-side face, left side reflecting surface and
Right side reflecting surface encloses composition, and the angle of the front side reflecting surface, back-side face and left side reflecting surface and cavity bottom is more than
90 °, the projection that angle is less than 90 ° and it is in reflection chamber bottom of the right side reflecting surface and cavity bottom covers the cavity bottom
The light source through holes in portion.
2. anti-dazzle light projector according to claim 1, it is characterised in that：First reflecting surface and the 5th reflecting surface and chamber
The angle of body bottom is between 55 ° to 75 °, and the angle of second reflecting surface and cavity bottom is between 105 ° to 125 °.
3. anti-dazzle light projector according to claim 1 or 2, it is characterised in that：First reflecting surface and the 5th reflecting surface
Lower end be a recessed curved portions, the lower end of the second reflecting surface is a convex curved portions, for more preferably reflecting the light of light source
Go.
4. anti-dazzle light projector according to claim 1, it is characterised in that：The right side reflecting surface of the left side reflection chamber with
The angle of cavity bottom is between 45 ° to 60 °.
5. the anti-dazzle light projector according to claim 1 or 4, it is characterised in that：The right side reflection of the left side reflection chamber
The lower end in face is a recessed curved portions, for more preferably reflecting away the light of light source.
6. anti-dazzle light projector according to claim 1, it is characterised in that：The left side reflecting surface of the left side reflection chamber with
The angle of cavity bottom is between 140 ° to 160 °.
7. the anti-dazzle light projector according to claim 1 or 6, it is characterised in that：The left side reflection of the left side reflection chamber
The lower end in face is a recessed curved portions, for more preferably reflecting away the light of light source.
8. anti-dazzle light projector according to claim 1, it is characterised in that：The surface frame is rotated and is fixed on mounting bracket, institute
The rotation for stating some anti-dazzle lighting module parallels is fixed in surface frame, between certain distance between adjacent anti-dazzle lighting module
Every.
9. anti-dazzle light projector according to claim 8, it is characterised in that：The surface frame includes upper frame, lower surface frame and two
Individual side frame, the two ends of some anti-dazzle lighting modules are rotated and fixed by adaptor and two side frames respectively.
10. anti-dazzle light projector according to claim 8 or claim 9, it is characterised in that：Some anti-dazzle lighting modules are towards same
Direction is irradiated or irradiated towards different directions.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510342710.7A CN104913246B (en) | 2015-06-19 | 2015-06-19 | A kind of anti-dazzle light projector |
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| CN201510342710.7A CN104913246B (en) | 2015-06-19 | 2015-06-19 | A kind of anti-dazzle light projector |
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| CN104913246A CN104913246A (en) | 2015-09-16 |
| CN104913246B true CN104913246B (en) | 2017-08-25 |
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| CN110220120A (en) * | 2019-05-22 | 2019-09-10 | 上海博昂电气有限公司 | The LED lamp and illuminator of asymmetric light distribution |
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| CN202229040U (en) * | 2011-08-17 | 2012-05-23 | 青岛卡尔光电科技有限公司 | LED projector |
| CN103423667B (en) * | 2013-07-12 | 2016-02-03 | 蒋建华 | A kind of remote projection light fixture |
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|---|---|---|---|---|
| CN204704705U (en) * | 2015-06-19 | 2015-10-14 | 厦门市信达光电科技有限公司 | A kind of anti-dazzle light projector |
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| CN104913246A (en) | 2015-09-16 |
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