CN201964326U - Five-row and six-line light-emitting diode (LED) polarization type module lens for street lamp - Google Patents

Five-row and six-line light-emitting diode (LED) polarization type module lens for street lamp Download PDF

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Publication number
CN201964326U
CN201964326U CN2011200484001U CN201120048400U CN201964326U CN 201964326 U CN201964326 U CN 201964326U CN 2011200484001 U CN2011200484001 U CN 2011200484001U CN 201120048400 U CN201120048400 U CN 201120048400U CN 201964326 U CN201964326 U CN 201964326U
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exit facet
axis direction
row
led
along
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CN2011200484001U
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陈世昌
刘雄飞
谭宝忠
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Dongguan Jusheng Plastic & Electronics Products Ltd
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Dongguan Jusheng Plastic & Electronics Products Ltd
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    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/08—Refractors for light sources producing an asymmetric light distribution
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

A five-row and six-line light-emitting diode (LED) polarization type module lens for a street lamp relates to a lens for LED lamps, is a plate-shaped body, and comprises a planar bottom surface and a top surface which corresponds to the bottom surface; pits for installing LEDs are arranged on the bottom surface, and form a five-row and six-line pit array; the inner surfaces of the pits form the incident planes of LED lights; emergent planes which correspond to the incident planes one to one are arranged on the top surface; the incident planes and the emergent planes form a lens polarization body with a polarization function; and meanwhile, the emergent planes reflect asymmetrically along the direction of short axes thereof, so rectangular lights which are formed by the light emergence angles of 130-140 degrees plus 80-90 degrees deviate to one side for 10-20 degrees. The utility model has the beneficial effects that: uniform rectangular lights are formed on a street surface, so the street lighting quality is improved; and a five-row and six-line high-power LED array is adopted, the heat radiation of fixtures is better, a plurality of modules to be combined and installed can be designed when illuminance is higher, so the engineering design is simpler.

Description

A kind of street lamp is listed as LED polarization type module lens with five rows six
Technical field
The utility model relates to the lens that are used for the LED lamp, refers to that especially a kind of street lamp is listed as LED polarization type module lens with five rows six.
Background technology
Along with led light source replaces conventional light source gradually, the advantage of LED lighting is day by day admitted by people, replaces conventional lamp such as LED being used for field of street lamp lighting, can bring many superiority such as improving light efficiency, energy-saving and environmental protection.
But present most LED street lamps are radiated at hot spot on the road surface for circular, also differ greatly with actual requirement along road surface length direction uniform irradiation.Perfect condition is: sprawl as much as possible along link length direction glazed thread, and can be controlled effectively at road width direction glazed thread, uniformity with the illumination that improves the road surface, thereby make the road surface that better illumination brightness be arranged, reduction can reduce the waste of luminous energy in addition because of the underlit traffic accident that causes as far as possible.
The secondary lens that uses on the LED lighting is very big to the quality influence of illumination, and different lens designs produces different illuminating effects.Updating the lens design is to improve one of importance of LED street lighting effect.
Summary of the invention
The utility model is intended to overcome the above-mentioned deficiency of prior art, and meeting the market requirement provides a kind of street lamp to be listed as LED polarization type module lens with five rows six.Its characteristics:
Figure 250207DEST_PATH_IMAGE001
The rectangular shape of projection shape of hot spot scatters, ray cast angle 80～90 * 130～140 degree, and light concentrates on the road surface;
Figure 563508DEST_PATH_IMAGE002
The illumination projection is even, no hot spot;
Figure 233392DEST_PATH_IMAGE003
A plurality of great power LED sheets are concentrated on the lens, realize modularity production, make light fixture have the illumination desired power simultaneously.
For this reason, a kind of street lamp of the utility model is as follows with the technical scheme of five rows, six row LED polarization type module lens:
A kind of street lamp of the utility model is a plate body with five rows, six row LED polarization type module lens, comprises plane bottom surface and the end face relative with the bottom surface;
Be shaped on the bottom surface for LED and be installed on pit in it, described pit forms the arrays of five rows, six row, and establishing along row's direction is the X-direction of bottom surface, is the Y direction of bottom surface along the direction of row;
The inner surface of described pit forms the plane of incidence of LED light; Corresponding one by one with each plane of incidence, on end face, be shaped on exit facet separately; Form between the plane of incidence and exit facet and have the lens polarizing body of polarisation effect;
The plane of incidence is microscler arc surfaced, and the long axis direction of the plane of incidence is consistent with the X-direction of bottom surface, and the short-axis direction of the plane of incidence is consistent with the Y direction of bottom surface;
Exit facet is the microscler arcwall face that outwards protrudes, and the long axis direction of exit facet is consistent with the Y direction of bottom surface, and the short-axis direction of exit facet is consistent with the X-direction of bottom surface; The curvature of exit facet is symmetric form along its long axis direction, exit facet is the first small curve section near horizontal linear along the stage casing of its long axis direction, exit facet is near the second small curve section of erectting straight line along the two ends of its long axis direction, the first small curve section and the second small curve section connect by the M segmental arc, and causing light is 130～140 degree along the A angle of emergence of exit facet long axis direction; Exit facet is 80～90 degree along the B angle of emergence of its short-axis direction; Thereby form the beam projecting angle of 130～140 degree * 80～90 degree; Simultaneously, exit facet has a protuberance that outwards protrudes along a side of its short-axis direction, making the curvature of exit facet is asymmetric along its short-axis direction, has a longest F light path from the plane of incidence to the exit facet in this protuberance, the angle of described F light path and bottom surface vertical line is that the drift angle is 10～20 degree, thereby the formed rectangular light in beam projecting angle of 130～140 degree * 80～90 degree is spent from 10～20 to a lateral deviation.
Technique scheme is further set forth:
Open system for the seal groove that usefulness is installed, sealing groove semicircular in shape on the cross section on four limits, upper edge, bottom surface.
On end face, be shaped on for the screw hole that usefulness is installed, and this screw hole pierces the bottom surface.
On the bottom surface, be shaped on for the reference column that usefulness is installed.
Described plate body is made of transparent material, as PC etc.
The beneficial effects of the utility model are: one, adopt the plane of incidence and the exit facet of said structure, simultaneously light is carried out asymmetric refraction, obtain an even rectangular light at one lateral deviation, 15 degree angles on the road surface toward the road, increase along the distance of shining on the road direction, the road lighting quality is improved.Its two, light is radiated at the zone that needs illumination, the luminous energy waste is few.Its three since adopted 5 * 6 totally 30 great power LED luminous tube arrays install, the heat radiation of light fixture is better controlled, and can be designed to a plurality of modules for illuminance when higher and make up installation, makes engineering design simpler.
Description of drawings
Fig. 1 is the utility model schematic diagram;
Fig. 2 is the vertical view (its angle of putting has rotation) of Fig. 1;
Fig. 3 is the upward view (its angle of putting has rotation) of Fig. 1;
Fig. 4 is the C-C generalized section of Fig. 2;
Fig. 5 is the D-D generalized section of Fig. 2.
Among the figure: 1, bottom surface; 2, end face; 3, pit; 4, the plane of incidence; 5, exit facet; 6, the A angle of emergence; 7, the B angle of emergence; 8, the first small curve section; 9, the second small curve section; 10, M segmental arc; 11, protuberance; 12, F light path; 13, drift angle; 14, seal groove; 15, screw hole; 16, reference column.
The specific embodiment
Below, introduce the specific embodiment of the present utility model in conjunction with the accompanying drawings.
To shown in Figure 5, a kind of street lamp of the utility model is a plate body with five rows, six row LED polarization type module lens as Fig. 1, comprises that plane bottom surface 1 reaches the end face 2 relative with bottom surface 1.
Be shaped on bottom surface 1 for LED and be installed on pit 3 in it, described pit 3 forms the arrays of five rows, six row, and establishing along row's direction is the X-direction of bottom surface, is the Y direction of bottom surface along the direction of row.
The inner surface of described pit 3 forms the plane of incidence 4 of LED light; Corresponding one by one with each plane of incidence 4, on end face 2, be shaped on exit facet 5 separately; 5 formation of the plane of incidence 4 and exit facet have the lens polarizing body of polarisation effect.
The plane of incidence 4 is microscler arc surfaced, and the long axis direction of the plane of incidence is consistent with the X-direction of bottom surface 1, and the short-axis direction of the plane of incidence is consistent with the Y direction of bottom surface 1.
Exit facet 5 is the microscler arcwall face that outwards protrudes, and the long axis direction of exit facet 5 is consistent with the Y direction of bottom surface 1, and the short-axis direction of exit facet 5 is consistent with the X-direction of bottom surface 1; The curvature of exit facet 5 is symmetric form along its long axis direction, exit facet 5 is the first small curve section 8 near horizontal linear along the stage casing of its long axis direction, exit facet 5 is near the second small curve section 9 of erectting straight line along the two ends of its long axis direction, the first small curve section 8 and the second small curve section 9 connect by the M segmental arc, and causing light is 130～140 degree along the A angle of emergence 6 of exit facet 5 long axis directions; Exit facet 5 is 80～90 degree along the B angle of emergence 7 of its short-axis direction; Thereby form the beam projecting angle of 130～140 degree * 80～90 degree; Simultaneously, exit facet 5 has a protuberance 11 that outwards protrudes along a side of its short-axis direction, making the curvature of exit facet 5 is asymmetric along its short-axis direction, have in this protuberance 11 one from the plane of incidence 4 to exit facet 5 the longest F light path 12, described F light path 12 is that drift angle 13 is 10～20 degree with the angle of bottom surface 1 vertical line, thereby the formed rectangular light in beam projecting angle of 130～140 degree * 80～90 degree is spent from 0～20 to a lateral deviation.Lift three specific embodiments:
Figure 79863DEST_PATH_IMAGE001
, light is 135 degree along the A angle of emergence 6 of exit facet 5 long axis directions, is 85 degree along the B angle of emergence 7 of exit facet 5 short-axis directions, forms the beam projecting angles of 135 degree * 85 degree, simultaneously, drift angle 13 is 15 degree;
Figure 255630DEST_PATH_IMAGE002
, light is 130 degree along the A angle of emergence 6 of exit facet 5 long axis directions, is 80 degree along the B angle of emergence 7 of exit facet 5 short-axis directions, forms the beam projecting angles of 130 degree * 80 degree, simultaneously, drift angle 13 is 10 degree;
Figure 993910DEST_PATH_IMAGE003
, light is 140 degree along the A angle of emergence 6 of exit facet 5 long axis directions, is 90 degree along the B angle of emergence 7 of exit facet 5 short-axis directions, forms the beam projecting angles of 140 degree * 90 degree, simultaneously, drift angle 13 is 20 degree.
System is opened for the seal groove 14 that usefulness is installed, sealing groove 14 semicircular in shape on the cross section in four limits, 1 upper edge in the bottom surface.
On end face 2, be shaped on for the screw hole 15 that usefulness is installed, and this screw hole 15 pierces bottom surface 1.
On bottom surface 1, be shaped on for the reference column 16 that usefulness is installed.
Described plate body is made of transparent material, as PC etc.
The above only is preferred embodiment of the present utility model, is not that technical scope of the present utility model is imposed any restrictions.The technical staff of the industry, under the inspiration of the technical program, can make some distortion and revise, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model above any modification, equivalent variations and modification that embodiment did.

Claims (5)

1. a street lamp is a plate body with five rows, six row LED polarization type module lens, comprises plane bottom surface and the end face relative with the bottom surface; It is characterized in that:
Be shaped on the bottom surface for LED and be installed on pit in it, described pit forms the arrays of five rows, six row, and establishing along row's direction is the X-direction of bottom surface, is the Y direction of bottom surface along the direction of row;
The inner surface of described pit forms the plane of incidence of LED light; Corresponding one by one with each plane of incidence, on end face, be shaped on exit facet separately; Form between the plane of incidence and exit facet and have the lens polarizing body of polarisation effect;
The plane of incidence is microscler arc surfaced, and the long axis direction of the plane of incidence is consistent with the X-direction of bottom surface, and the short-axis direction of the plane of incidence is consistent with the Y direction of bottom surface;
Exit facet is the microscler arcwall face that outwards protrudes, and the long axis direction of exit facet is consistent with the Y direction of bottom surface, and the short-axis direction of exit facet is consistent with the X-direction of bottom surface; The curvature of exit facet is symmetric form along its long axis direction, exit facet is the first small curve section near horizontal linear along the stage casing of its long axis direction, exit facet is near the second small curve section of erectting straight line along the two ends of its long axis direction, the first small curve section and the second small curve section connect by the M segmental arc, and causing light is 130～140 degree along the A angle of emergence of exit facet long axis direction; Exit facet is 80～90 degree along the B angle of emergence of its short-axis direction; Thereby form the beam projecting angle of 130～140 degree * 80～90 degree; Simultaneously, exit facet has a protuberance that outwards protrudes along a side of its short-axis direction, making the curvature of exit facet is asymmetric along its short-axis direction, has a longest F light path from the plane of incidence to the exit facet in this protuberance, the angle of described F light path and bottom surface vertical line is that the drift angle is 10～20 degree, thereby the formed rectangular light in beam projecting angle of 130～140 degree * 80～90 degree is spent from 10～20 to a lateral deviation.
2. a kind of street lamp according to claim 1 is characterized in that: open the seal groove of system for installation usefulness on four limits, upper edge, bottom surface, sealing groove semicircular in shape on the cross section with five rows, six row LED polarization type module lens.
3. a kind of street lamp according to claim 1 is characterized in that: be shaped on end face for the screw hole that usefulness is installed, and this screw hole pierces the bottom surface with five rows, six row LED polarization type module lens.
4. a kind of street lamp according to claim 1 is characterized in that: be shaped on the bottom surface for the reference column that usefulness is installed with five rows, six row LED polarization type module lens.
5. a kind of street lamp according to claim 1 is listed as LED polarization type module lens with five rows six, and it is characterized in that: described plate body is made of transparent material.
CN2011200484001U 2011-02-27 2011-02-27 Five-row and six-line light-emitting diode (LED) polarization type module lens for street lamp Expired - Fee Related CN201964326U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588878A (en) * 2012-01-12 2012-07-18 新视野光电（郑州）有限公司 Transparent lampshade and lens module of high-power LED streetlamp
CN103712159A (en) * 2013-12-20 2014-04-09 深圳朗照光电有限公司 Orientated light-emitting polarized light LED lens
CN104390195A (en) * 2014-12-18 2015-03-04 宁波前风振业照明电器有限公司 Lens for LED illumination
CN105805696A (en) * 2014-12-30 2016-07-27 全亿大科技（佛山）有限公司 Lens, illuminating device provided with lens, and light guiding cover
CN109140374A (en) * 2018-09-30 2019-01-04 欧普照明股份有限公司 Light distribution element, light source module group and illuminator
CN114877291A (en) * 2022-06-13 2022-08-09 成都派斯光学有限公司 Combined lens and control method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588878A (en) * 2012-01-12 2012-07-18 新视野光电（郑州）有限公司 Transparent lampshade and lens module of high-power LED streetlamp
CN103712159A (en) * 2013-12-20 2014-04-09 深圳朗照光电有限公司 Orientated light-emitting polarized light LED lens
CN104390195A (en) * 2014-12-18 2015-03-04 宁波前风振业照明电器有限公司 Lens for LED illumination
CN105805696A (en) * 2014-12-30 2016-07-27 全亿大科技（佛山）有限公司 Lens, illuminating device provided with lens, and light guiding cover
CN109140374A (en) * 2018-09-30 2019-01-04 欧普照明股份有限公司 Light distribution element, light source module group and illuminator
CN114877291A (en) * 2022-06-13 2022-08-09 成都派斯光学有限公司 Combined lens and control method thereof
CN114877291B (en) * 2022-06-13 2024-04-05 成都派斯光学有限公司 Combined lens and control method thereof

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Granted publication date: 20110907

Termination date: 20140227