CN111486386A - Mold grid anti-glare L ED module and use method thereof - Google Patents
Mold grid anti-glare L ED module and use method thereof Download PDFInfo
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- CN111486386A CN111486386A CN202010383593.XA CN202010383593A CN111486386A CN 111486386 A CN111486386 A CN 111486386A CN 202010383593 A CN202010383593 A CN 202010383593A CN 111486386 A CN111486386 A CN 111486386A
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- glare
- lens plate
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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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/02—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using parallel laminae or strips, e.g. of Venetian-blind type
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
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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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- 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
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- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a mold grid anti-glare L ED module and a using method thereof, wherein the glare value can be effectively unified through a grid to achieve the UGR value smaller than or equal to 16, and the mold grid anti-glare L ED module is suitable for classroom illumination.
Description
Technical Field
The invention belongs to the technical field of illumination, and particularly relates to a mold grid anti-glare L ED module and a using method thereof.
Background
The eyes of teenagers are in a developmental stage and are sensitive to light stimuli. With the aggravation of the academic industry, the excessive work of eyes is a serious disaster area, and for the myopic children, the glasses are provided with more than one pair of glasses, so that the learning efficiency is influenced, the rhythm of a teacher cannot be followed, and the achievement is returned.
The classroom is the most important study space for students in school, and the quality of the lighting environment directly influences whether the eyesight of the students is healthy or not. The traditional classroom lighting uses a fluorescent lamp, and has the problems of poor light quality, unqualified average illumination and uniformity, serious light attenuation, stroboflash and the like, and students are easy to cause eye fatigue, distraction and visual deterioration after studying in the light environment for a long time.
The poor rate of student's eyesight has reached new height, and domestic classroom lamps and lanterns are blank again, and in order to improve stroboflash, glare, a series of grading designs are unreasonable, and new style classroom lamp just should be born, replaces traditional fluorescent lamp, all in order to create the indoor healthy light environment that is more fit for children's reading and writing operation.
Disclosure of Invention
The invention aims to provide a mold grid anti-glare L ED module and a using method thereof, wherein the grid can effectively and uniformly enable the glare value to be smaller than or equal to UGR (UGR) 16, and the mold grid anti-glare L ED module is suitable for classroom illumination.
In order to solve the technical problem, the invention aims to realize that:
a mold grid anti-glare L ED module comprises a grid, a lens plate, a L ED lamp plate and a lamp body, wherein the grid comprises a horn-shaped curved surface body, the cross section of openings on the top surface and the bottom surface of the curved surface body are both elliptical, a plurality of baffles with uniform intervals are arranged inside the curved surface body, four first male buckles with rectangular connecting lines protrude from the outer surface of the top of the curved surface body, a plurality of hemispherical bulges with uniform intervals protrude from the lower surface of the lens plate, two adjacent hemispherical bulges are separated by one baffle, a first concave pit is formed by the upper surface of the lens plate in a concave mode, the L ED lamp plate is embedded into the first concave pit for fixing, a second concave pit for placing lamp beads on the L ED lamp plate is formed by the upper surface of the hemispherical bulges in a concave mode, a screw penetrates through the lens plate and is fixedly connected with the lamp body, the lamp body and the lens plate clamp the L ED.
On the basis of the above scheme and as a preferable scheme of the scheme: the included angle between the two side walls of the curved surface body is 90 degrees, the distance between two adjacent baffles is 18.6 millimeters, the bottom surfaces of the baffles are cambered surfaces, the radius of the cambered surfaces is 42 millimeters, and the glare value UGR is less than or equal to 16.
On the basis of the above scheme and as a preferable scheme of the scheme: the included angle between the two side walls of the curved surface body is 135 degrees, the distance between two adjacent baffles is 18.6 millimeters, the bottom surfaces of the baffles are cambered surfaces, the radius of the cambered surfaces is 125 millimeters, and the glare value UGR is less than or equal to 19.
On the basis of the above scheme and as a preferable scheme of the scheme: a circle of the inner side of the edge of the lower surface of the lens plate is provided with a first countersunk hole, and one side of the first countersunk hole is provided with a first through hole; a first threaded hole corresponding to the first countersunk hole is formed in the lamp body, a second through hole corresponding to the first through hole is formed in one side of the first threaded hole, the screw is a countersunk screw, and the countersunk screw is screwed into the first countersunk hole to form a fixed connection with the first threaded hole; the first male buckle penetrates through the first through hole and the second through hole to form a buckle connection.
On the basis of the above scheme and as a preferable scheme of the scheme: the upper surface of lens board is along inboard sunken two first draw-in grooves that form, and the lower surface protrusion of lamp body forms the first card strip of filling first draw-in groove, and countersunk screw and first pin thread all pass first draw-in groove.
On the basis of the above scheme and as a preferable scheme of the scheme: the sealing ring also comprises an annular sealing ring; the periphery of the first pit of the upper surface of the lens plate is sunken to form an annular third pit, and the sealing ring is embedded into the third pit and is extruded by the lamp body to form first pit sealing.
On the basis of the above scheme and as a preferable scheme of the scheme: the waterproof connector is also included; the upper surface of the lamp body is in threaded connection with the waterproof connector.
The mold grid anti-glare L ED module is mounted on a top plate of a classroom and used for lighting a classroom lamp, and the glare value UGR is less than or equal to 16.
Compared with the prior art, the invention has the outstanding and beneficial technical effects that:
the module comprises a lens plate, a L ED lamp panel and a lamp body which are assembled together for illumination, wherein the lower surface of the lens plate is provided with a grid, the grid comprises a curved surface body, the curved surface body shields light, and meanwhile, a baffle plate on the grid separates L ED lamp beads to realize the effect of reducing the glare value;
drawings
Fig. 1 is a schematic diagram of an explosive structure according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an explosive structure according to another embodiment of the present invention.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a schematic view of the overall structure of the present invention.
Fig. 5 is a schematic view of the lens plate structure of the present invention.
Fig. 6 is a schematic view of the lens plate structure of the present invention.
Fig. 7 is a schematic view of the lamp body structure of the present invention.
Fig. 8 is a schematic cross-sectional structure of the present invention.
Fig. 9 is a schematic view of the overall structure of the present invention.
The number of the reference marks is 01, a curved surface body 010, a baffle 011, a first male buckle 012, a lens plate 02, a hemispherical protrusion 020, a first pit 021, a second pit 022, a first counter sink 023, a first through hole 024, a first clamping groove 025, a third pit 026, L ED lamp panel 03, a lamp body 04, a first threaded hole 040, a second through hole 041, a first clamping strip 042, a screw 05, a sealing ring 06 and a waterproof joint 07;
Detailed Description
The invention will be further described in the following with specific embodiments in conjunction with the accompanying drawings;
the embodiment provides a mold grid anti-glare L ED module, which comprises a grid 01, a lens plate 02, a L ED lamp panel 03 and a lamp body 04, wherein the grid 01 plays a role in reducing a glare value;
the grating 01 comprises a horn-shaped curved surface body 010, the horn-shaped curved surface body 010 is used for shielding light irradiated by L ED (light-emitting diode) lamp beads and reducing the glare value of the light, the top surface and the bottom surface of the curved surface body 010 are both provided with oval open cross sections, a plurality of baffles 011 with uniform intervals are arranged inside the curved surface body 010, the baffles 011 are used for shielding the light irradiated by adjacent L ED lamp beads and avoiding the occurrence of strong light spots due to too much cross overlapping, and four first male buckles 012 which are connected into a rectangle are protruded on the outer surface of the top of the curved surface body 010;
the lower surface of the lens plate 02 protrudes with a plurality of hemispherical protrusions 020 with uniform intervals, two adjacent hemispherical protrusions 020 are separated by a baffle 011, the upper surface of the lens plate 02 is sunken to form a first pit 021, a L ED lamp panel 03 is embedded into the first pit 021 for fixing, and the upper surface of the hemispherical protrusion 020 is sunken to form a second pit 022 for placing a lamp bead on a L ED lamp panel 03;
the screw 05 penetrates through the lens plate 02 to be fixedly connected with the lamp body 04, and is fixedly connected through the screw 05, so that the connection firmness is provided, and the conduction and heat dissipation effects can be improved, the L ED lamp panel 03 is clamped between the lamp body 04 and the lens plate 02, the L ED lamp panel 03 is further ensured not to move, and the light irradiated by a lamp bead on the L ED lamp panel 03 is more stable;
the working principle is that a L ED lamp panel 03 is placed on the upper surface of a lens plate 02 and then connected with a lamp body 04 through a screw 05 to form a whole, a first male buckle 012 on a grid 01 penetrates through the lens plate 02 to form buckle connection with the lamp panel, redundant light irradiated by a lamp bead on the L ED lamp panel 03 is shielded by the grid 01 and can only be in a range limited by the grid 01 to achieve the effect of reducing a glare value, a waterproof joint 07, the lamp body 04, an L ED lamp panel 03, a sealing ring 06 and the lens plate 02 are combined into an IP 66L ED waterproof module, the waterproof modules are connected through wires, and the waterproof grade is enhanced through the sealing ring 06.
Further, an included angle a between two side walls of the curved body 010 is 90 degrees, that is, an included angle between two shading inclined planes on the drawing, a distance D between two adjacent baffles 011 is 18.6 mm, a bottom surface of the baffle 011 is a cambered surface, a radius R of the cambered surface is 42 mm, and a glare value UGR is less than or equal to 16; the glare value is reduced to 16 or below, the standard of classroom illumination is achieved, and low-flicker and low-glare effects are achieved;
in another embodiment, an included angle a between two side walls of the curved body 010 is 135 degrees, that is, an included angle between two shading inclined planes on the drawing, a distance D between two adjacent baffles 011 is 18.6 mm, a bottom surface of the baffle 011 is a cambered surface, a radius R of the cambered surface is 125 mm, and a glare value UGR is less than or equal to 19; the glare value is reduced to 19 or below, and the method can be used for meeting the requirements of offices, laboratories and the like, the requirements of different places can be met only by changing the shape and the structure of the curved surface body 010, and the parts of other parts have unchanged structures, are more universal and have strong practicability;
furthermore, a circle of the inner side of the edge of the lower surface of the lens plate 02 is provided with a first counter sink 023, and one side of the first counter sink 023 is provided with a first through hole 024; a first threaded hole 040 corresponding to the first countersunk hole 023 is formed in the lamp body 04, a second through hole 041 corresponding to the first through hole 024 is formed in one side of the first threaded hole 040, the screw 05 is a countersunk screw 05, and the countersunk screw 05 is screwed into the first countersunk hole 023 and fixed with the first threaded hole 040; the first male buckle 012 passes through the first through hole 024 and the second through hole 041 to form a snap connection; the lower surface of the lens plate 02 can be ensured to be flat by using the countersunk head screw 05 for connection, the grating 01 cannot be extruded, and damage is avoided;
furthermore, the inner side of the edge of the upper surface of the lens plate 02 is recessed to form two first clamping grooves 025, the lower surface of the lamp body 04 is protruded to form a first clamping strip 042 for filling the first clamping grooves 025, and the countersunk head screw 05 and the first male buckle 012 both pass through the first clamping grooves 025; the lens plate 02 and the lamp body 04 are spliced together in a mode of the first clamping groove 025 and the first clamping strip 042, so that the pre-assembling and fixing effects can be achieved, the lens plate 02 and the lamp body 04 can be prevented from being easily separated after the assembly is completed, the connection between the lens plate and the lamp body is firmer, and the first clamping groove 025 and the first clamping strip 042 play a role in blocking movement in a direction perpendicular to the extending direction;
the LED lamp further comprises an annular sealing ring 06, wherein an annular third pit 026 is formed by sinking the periphery of the first pit 021 on the upper surface of the lens plate 02, the sealing ring 06 is embedded into the third pit 026 and is extruded by the lamp body 04 to form the first pit 021 for sealing, the sealing ring 06 is clamped by the lens plate 02 and the lamp body 04 to play a sealing role, and the L ED lamp plate 03 has a waterproof effect;
the waterproof connector 07 is connected to the upper surface of the lamp body 04 in a threaded manner, and a wire on the L ED lamp panel 03 penetrates through the waterproof connector 07 to achieve a waterproof effect, so that the waterproof connector is more practical;
a use method of an anti-dazzle L ED module is characterized in that a mold grid anti-dazzle L ED module is installed on a top plate of a classroom and used for classroom illumination, the glare value UGR is less than or equal to 16, an original device is used for import, high-display index low-blue light L ED and blue light hazard level RG1 are used, and therefore the classroom lamp of the type can easily achieve low flicker, low-blue light, low glare, low harmonic and high protection level of 4-low-1-high;
in the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, refer to orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. A mold grid anti-glare L ED module is characterized by comprising a grid, a lens plate, a L ED lamp panel and a lamp body;
the grid comprises a horn-shaped curved surface body, the cross sections of openings on the top surface and the bottom surface of the curved surface body are oval, a plurality of baffles with uniform intervals are arranged inside the curved surface body, and four first male buckles with rectangular connecting lines protrude from the outer surface of the top of the curved surface body;
the lower surface of the lens plate protrudes with a plurality of hemispherical bulges with uniform intervals, two adjacent hemispherical bulges are separated by a baffle, the upper surface of the lens plate is sunken to form a first pit, an L ED lamp panel is embedded into the first pit for fixing, and the upper surface of the hemispherical bulges is sunken to form a second pit for placing a lamp bead on a L ED lamp panel;
the screw penetrates through the lens plate to be fixedly connected with the lamp body, the L ED lamp panel is clamped between the lamp body and the lens plate, and the first male buckle penetrates through the lens plate to be connected with the lamp body in a buckling mode.
2. The mold grid anti-glare L ED module according to claim 1, wherein an included angle between two side walls of the curved body is 90 degrees, a distance between two adjacent baffles is 18.6 mm, the bottom surfaces of the baffles are curved surfaces, the radius of the curved surfaces is 42 mm, and a glare value UGR is less than or equal to 16.
3. The mold grid anti-glare L ED module according to claim 1, wherein an included angle between two side walls of the curved body is 135 degrees, a distance between two adjacent baffles is 18.6 mm, the bottom surfaces of the baffles are curved surfaces, the radius of the curved surfaces is 125 mm, and a glare value UGR is less than or equal to 19.
4. The die grid anti-glare L ED module according to claim 1, wherein a circle of the inner side of the edge of the lower surface of the lens plate is provided with a first countersunk hole, one side of the first countersunk hole is provided with a first through hole, the lamp body is provided with a first threaded hole corresponding to the first countersunk hole, one side of the first threaded hole is provided with a second through hole corresponding to the first through hole, the screw is a countersunk screw, the countersunk screw is screwed into the first countersunk hole to form a fixed connection with the first threaded hole, and the first male buckle passes through the first through hole and the second through hole to form a snap connection.
5. The die-grid anti-glare L ED module according to claim 4, wherein the upper surface of the lens plate is recessed along the inner side to form two first engaging grooves, the lower surface of the lamp body is protruded to form first engaging strips filling the first engaging grooves, and the countersunk screws and the first male fasteners are inserted into the first engaging grooves.
6. The die-grid anti-glare L ED module according to claim 1, further comprising an annular sealing ring, wherein the periphery of the first concave pit on the upper surface of the lens plate is recessed to form an annular third concave pit, and the sealing ring is embedded in the third concave pit and pressed by the lamp body to form a first concave pit seal.
7. The die grid anti-glare L ED module according to claim 1, further comprising a waterproof connector, wherein the upper surface of the lamp body is in threaded connection with the waterproof connector.
8. The use method of the anti-dazzle L ED module is characterized in that the mold grid anti-dazzle L ED module is installed on a top plate of a classroom and used for lighting of a classroom lamp, and the glare value UGR is less than or equal to 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010383593.XA CN111486386B (en) | 2020-05-08 | 2020-05-08 | Mold grid anti-glare LED module and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010383593.XA CN111486386B (en) | 2020-05-08 | 2020-05-08 | Mold grid anti-glare LED module and use method |
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| Publication Number | Publication Date |
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| CN111486386A true CN111486386A (en) | 2020-08-04 |
| CN111486386B CN111486386B (en) | 2023-06-23 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0638764A1 (en) * | 1993-08-03 | 1995-02-15 | Siemens Aktiengesellschaft | Indoor lamp for mainly direct lighting |
| EP1447618A1 (en) * | 2003-02-17 | 2004-08-18 | Optilux AG | Ceiling and standing lamp |
| CN204943332U (en) * | 2015-08-20 | 2016-01-06 | 晶正照明科技有限公司 | A kind of grid lampshade |
| CN205807088U (en) * | 2016-06-03 | 2016-12-14 | 深圳市九洲光电科技有限公司 | A kind of blackboard lights |
| CN208587859U (en) * | 2018-08-08 | 2019-03-08 | 上海亚明照明有限公司 | Uniform in light emission anti-glare lamp |
| CN209012963U (en) * | 2018-12-21 | 2019-06-21 | 杭州柏年智能光电子股份有限公司 | Anti-dazzle bright dress underground lamp in one kind |
| CN209638797U (en) * | 2019-05-13 | 2019-11-15 | 史杰 | A kind of glare prevention LED grid illumination module and lamps and lanterns |
-
2020
- 2020-05-08 CN CN202010383593.XA patent/CN111486386B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0638764A1 (en) * | 1993-08-03 | 1995-02-15 | Siemens Aktiengesellschaft | Indoor lamp for mainly direct lighting |
| EP1447618A1 (en) * | 2003-02-17 | 2004-08-18 | Optilux AG | Ceiling and standing lamp |
| CN204943332U (en) * | 2015-08-20 | 2016-01-06 | 晶正照明科技有限公司 | A kind of grid lampshade |
| CN205807088U (en) * | 2016-06-03 | 2016-12-14 | 深圳市九洲光电科技有限公司 | A kind of blackboard lights |
| CN208587859U (en) * | 2018-08-08 | 2019-03-08 | 上海亚明照明有限公司 | Uniform in light emission anti-glare lamp |
| CN209012963U (en) * | 2018-12-21 | 2019-06-21 | 杭州柏年智能光电子股份有限公司 | Anti-dazzle bright dress underground lamp in one kind |
| CN209638797U (en) * | 2019-05-13 | 2019-11-15 | 史杰 | A kind of glare prevention LED grid illumination module and lamps and lanterns |
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|---|---|
| CN111486386B (en) | 2023-06-23 |
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