CN115183182A - Lighting device for improving blackboard illumination and illumination uniformity and installation scheme - Google Patents
Lighting device for improving blackboard illumination and illumination uniformity and installation scheme Download PDFInfo
- Publication number
- CN115183182A CN115183182A CN202210735989.5A CN202210735989A CN115183182A CN 115183182 A CN115183182 A CN 115183182A CN 202210735989 A CN202210735989 A CN 202210735989A CN 115183182 A CN115183182 A CN 115183182A
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- rod
- supporting
- illuminance
- rotating rod
- illumination
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- 238000005286 illumination Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 title claims abstract description 19
- 244000309464 bull Species 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims description 13
- 230000009471 action Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000001095 motoneuron effect Effects 0.000 abstract description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- F21S8/043—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures mounted by means of a rigid support, e.g. bracket or arm
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
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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
- F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
Abstract
The invention relates to a lighting device and an installation scheme for improving the illumination and the illumination uniformity of a blackboard, and the lighting device comprises a placing plate fixed on the top of a wall through bolts, wherein two supporting plates are vertically fixed on the bottom surface of the placing plate, the right side surface of the supporting plate on the left side is movably connected with a fixed rod through a bearing, the right side surface of the supporting plate on the right side is movably connected with a supporting rod through a bearing, one end of the supporting rod vertically penetrates through and extends to the left side of the supporting rod, the right side surface of the fixed rod is provided with a connecting groove, and the left side surface of the supporting rod is provided with a connecting hole. This improve lighting device and installation scheme of blackboard illuminance and illuminance degree of consistency, through the effect between dead lever and the bracing piece under, convenient drive bull stick upset changes the angle of shining of lighting lamp, simultaneously, under the effect through telescopic link and spring, convenient bull stick supports, makes things convenient for the staff to fix the bull stick, through driving motor's effect under, convenient drive bull stick upset, more convenient and practical.
Description
Technical Field
The invention relates to the technical field of lighting devices, in particular to a lighting device and an installation scheme for improving the illuminance and the illuminance uniformity of a blackboard.
Background
The lighting is a measure for illuminating places of work and life or individual objects by various light sources, is called natural lighting by using the sun and sky light, is called artificial lighting by using artificial light sources, and is mainly used for creating good visibility and comfortable and pleasant environment.
When the existing illuminating device is used, the illuminating device is generally fixed on a wall surface, the illuminating angle is single, light rays at some places of a blackboard are easy to be low, the watching effect of students is reduced, and the content on the blackboard is copied by the students, so that the illuminating device and the installing scheme for improving the illumination intensity and the illumination intensity uniformity of the blackboard are provided, and the problems are solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the illuminating device and the installation scheme for improving the illumination and the illumination uniformity of the blackboard, which have the advantage of adjusting the illumination angle and solve the problems that the existing illuminating device is generally fixed on a wall surface when in use, the illumination angle is single, the light rays at some places of the blackboard are easy to be low, the watching effect of students is reduced, and the copying of the contents on the blackboard by the students is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an improve lighting device and installation scheme of blackboard illuminance and illuminance degree of consistency, includes the board of placing through the bolt fastening on the wall crown, the bottom surface vertical fixation who places the board has a quantity to be two backup pads.
Be located the left the right flank of backup pad has the dead lever through bearing swing joint, is located the right side the right flank of backup pad has one end to run through perpendicularly and extend to its left bracing piece through bearing swing joint, the spread groove has been seted up to the right flank of dead lever, the connecting hole has been seted up to the left side of bracing piece, swing joint has the bull stick between dead lever and the bracing piece, the both ends of bull stick run through respectively and extend to the inside of connecting storehouse and connecting hole, the fixed cover of periphery wall of bull stick is equipped with the connecting rod, the bottom surface fixedly connected with fixed plate of connecting rod, the bottom surface fixed mounting of fixed plate has the light.
And a sliding assembly is arranged in the fixed rod and used for enabling the rotating rod to move.
And a supporting component is arranged in the fixed rod and used for supporting the sliding component.
The placing plate is provided with a driving assembly for driving the rotating rod to rotate.
Furthermore, the rotating rod is in clearance fit with the connecting hole, and the connecting groove is a rectangular groove.
Further, the sliding assembly comprises a supporting block, the supporting block is placed inside the connecting groove, sliding grooves are formed in the inner top wall and the inner bottom wall of the fixing rod, sliding blocks are connected to the sliding grooves in a sliding mode, the sliding blocks are fixedly connected with the top surface and the bottom surface of the supporting block respectively, a fixing hole is formed in the right side face of the supporting block, and one end, far away from the supporting rod, of the rotating rod penetrates through the fixing hole and extends to the inside of the fixing hole.
Further, the rotating rod is in clearance fit with the fixed hole, and the sliding grooves are communicated with the connecting grooves.
Further, the supporting component comprises a telescopic rod, the telescopic rod is vertically fixed on the inner wall of the left side of the fixing rod, the right side face of the telescopic rod is fixedly connected with the supporting block, and springs fixedly connected with the fixing rod and the supporting block are sleeved on the outer peripheral wall of the telescopic rod respectively.
Furthermore, the telescopic link comprises a sleeve bin and a moving rod, one end of the moving rod penetrates through and extends to the inside of the sleeve bin, a limiting block located inside the sleeve bin is fixedly connected to the outer side of the moving rod, a through hole matched with the moving rod is formed in one side of the sleeve bin, and the moving rod is prevented from being separated from the sleeve bin in the moving process by the aid of the limiting block.
Further, the right side inner wall vertical fixation of bracing piece has the fixed block, the fixed slot has been seted up to the right flank of bull stick, the fixed block runs through and extends to the inside of fixed slot, the fixed slot is the rectangular channel.
Further, drive assembly includes driving motor, driving motor fixed mounting is on the bottom surface of placing the board, driving motor is located the right side of right side backup pad, driving motor's output fixed mounting has drive bevel gear, the periphery wall fixed mounting of bull stick has the driven bevel gear with drive bevel gear meshing.
An installation scheme for improving the illuminance and the illuminance uniformity of a blackboard comprises the following steps:
the method comprises the following steps: the placing plate is fixedly installed on the wall surface through bolts.
Step two: inside inserting the spread groove with the one end of bull stick, promote the bull stick and extrude supporting component, make supporting component shrink, under the effect through sliding assembly, make the bull stick remove.
Step three: when the other end of the rotating rod enters into the connecting hole, the rotating rod is pushed to move under the action of the supporting component, so that the fixing block enters into the fixing groove, and the rotating rod is fixed.
Step four: and starting the driving assembly, rotating the rotating rod to turn over through the driving assembly, and adjusting the illumination angle.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this improve lighting device and installation scheme of blackboard illuminance and illuminance degree of consistency, through the effect between dead lever and the bracing piece under, convenient drive bull stick upset changes the angle of shining of lighting lamp, simultaneously, under the effect through telescopic link and spring, convenient bull stick supports, makes things convenient for the staff to fix the bull stick, through driving motor's effect under, convenient drive bull stick upset, more convenient and practical.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the fixing rod of the present invention;
fig. 3 is a schematic view of the internal structure of the support rod in the structure of the present invention.
In the figure: the multifunctional desk lamp comprises a placement plate 1, a fixing rod 2, a rotating rod 3, a connecting rod 4, a fixing plate 5, a lighting lamp 6, a supporting rod 7, a supporting plate 8, a driven bevel gear 9, a driving bevel gear 10, a driving motor 11, a connecting groove 12, a sliding groove 13, a sliding block 14, a supporting block 15, a telescopic rod 16, a spring 17, a fixing hole 18, a connecting hole 19, a fixing block 20 and a fixing groove 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the lighting device and the installation method for improving the illuminance and the illuminance uniformity of the blackboard in the present embodiment include a placing plate 1 fixed on a wall top by bolts, and two supporting plates 8 are vertically fixed on the bottom surface of the placing plate 1.
The right flank that is located left backup pad 8 has dead lever 2 through bearing swing joint, the right flank that is located backup pad 8 on right side has one end to run through perpendicularly and extend to its left bracing piece 7 through bearing swing joint, spread groove 12 has been seted up to the right flank of dead lever 2, connecting hole 19 has been seted up to the left flank of bracing piece 7, swing joint has bull stick 3 between dead lever 2 and the bracing piece 7, the both ends of bull stick 3 run through respectively and extend to the inside of connecting storehouse 12 and connecting hole 19, the periphery wall fixed cover of bull stick 3 is equipped with connecting rod 4, the bottom surface fixedly connected with fixed plate 5 of connecting rod 4, the bottom surface fixed mounting of fixed plate 5 has light 6.
Wherein, the rotating rod 3 is in clearance fit with the connecting hole 19, and the connecting groove 12 is a rectangular groove.
Specifically, through the bolt, will place board 1 and fix on the wall, with light 6 fixed mounting on fixed plate 5, be connected with the rotation between two backup pads 8 respectively through dead lever 2 and bracing piece 7, drive bull stick 3 rotatory.
In this embodiment, the inside of dead lever 2 is equipped with sliding assembly, sliding assembly includes supporting shoe 15, supporting shoe 15 places in the inside of spread groove 12, spout 13 has all been seted up to the interior roof and the interior diapire of dead lever 2, two equal sliding connection of spout 13 have slider 14, two sliders 14 respectively with the top surface and the bottom surface fixed connection of supporting shoe 15, fixed orifices 18 have been seted up to the right flank of supporting shoe 15, the one end that bracing piece 7 was kept away from to bull stick 3 runs through and extends to the inside of fixed orifices 18.
Wherein, the rotating rod 3 is in clearance fit with the fixed hole 18, and the two sliding grooves 13 are communicated with the connecting groove 12.
Specifically, one end of the rotating rod 3 is inserted into the fixing hole 18 to push the rotating rod 3, the supporting block 15 is moved through the sliding connection between the sliding block 14 and the sliding groove 13, and the rotating rod 3 drives the fixing rod 2 to rotate under the limitation of the sliding connection between the sliding groove 13 and the sliding block 14.
In this embodiment, a fixing block 20 is vertically fixed on the inner wall of the right side of the support rod 7, a fixing groove 21 is formed in the right side surface of the rotating rod 3, the fixing block 20 penetrates through and extends into the fixing groove 21, and the fixing groove 21 is a rectangular groove.
Specifically, the fixing block 20 is inserted into the fixing groove 21, the rotating rod 3 is fixed, and the supporting rod 7 drives the rotating rod 3 to rotate through the matching between the fixing block 20 and the fixing groove 21.
In this embodiment, the inside of dead lever 2 is equipped with supporting component, and supporting component includes telescopic link 16, and telescopic link 16 vertical fixation is on the left side inner wall of dead lever 2, the right flank and the supporting shoe 15 fixed connection of telescopic link 16, and the periphery wall cover of telescopic link 16 is equipped with respectively with dead lever 2 and supporting shoe 15 fixed connection's spring 17.
The telescopic rod 16 is composed of a sleeve bin and a moving rod, one end of the moving rod penetrates through and extends to the inner part of the sleeve bin, a limiting block located inside the sleeve bin is fixedly connected to the outer side of the moving rod, a through hole matched with the moving rod is formed in one side of the sleeve bin, and the moving rod is prevented from being separated from the sleeve bin in the moving process by the aid of the limiting block.
Specifically, the rotating rod 3 is pushed to move the supporting block 15, the telescopic rod 16 and the spring 17 are extruded, the telescopic rod 16 and the spring 17 are contracted, and when the other end of the rotating rod 3 is inserted into the connecting hole 19, the elastic potential energy of the spring 17 pushes the rotating rod 3 to move, so that the fixing block 20 is inserted into the fixing groove 21.
In this embodiment, a driving assembly is arranged on the placing plate 1, the driving assembly comprises a driving motor 11, the driving motor 11 is fixedly mounted on the bottom surface of the placing plate 1, the driving motor 11 is located on the right side of the right supporting plate 8, a driving bevel gear 10 is fixedly mounted at the output end of the driving motor 11, and a driven bevel gear 9 meshed with the driving bevel gear 10 is fixedly mounted on the outer peripheral wall of the rotating rod 3.
Specifically, the driving motor 11 is started, the output end of the driving motor 11 drives the driving bevel gear 10 to rotate, and the supporting rod 7 is driven to rotate through the meshing between the driving bevel gear 10 and the driven bevel gear 9.
In this embodiment, an installation scheme for improving the illuminance and the illuminance uniformity of a blackboard includes the following steps:
the method comprises the following steps: the placing plate 1 is fixedly installed on the wall surface through bolts.
Step two: inside inserting spread groove 12 with the one end of bull stick 3, promote bull stick 3 and extrude supporting component, make supporting component shrink, under the effect through sliding assembly, make bull stick 3 remove.
Step three: when the other end of the rotating rod 3 enters the connecting hole 19, the rotating rod 3 is pushed to move under the action of the supporting component, so that the fixing block 20 enters the fixing groove 21 to fix the rotating rod 3.
Step four: and starting the driving assembly, rotating the rotating rod 3 to turn over through the driving assembly, and adjusting the illumination angle.
The working principle of the above embodiment is as follows:
through the bolt, will place board 1 and fix on the wall, with light 6 fixed mounting on fixed plate 5, insert the inside of fixed orifices 18 with the one end of bull stick 3, promote bull stick 3, through the sliding connection between slider 14 and the spout 13, make supporting shoe 15 remove, extrude telescopic link 16 and spring 17, make telescopic link 16 and spring 17 shrink, insert in connecting hole 19 when the other end of bull stick 3, the elastic potential energy of spring 17 promotes bull stick 3 and removes, make fixed block 20 insert in fixed slot 21, fix bull stick 3, start driving motor 11, driving motor 11's output drives the rotation of initiative bevel gear 10, through the meshing between initiative bevel gear 10 and the driven bevel gear 9, it is rotatory to drive bracing piece 7, through the cooperation between fixed block 20 and the fixed slot 21, make bracing piece 7 drive bull stick 3 rotatory, under the restriction through the sliding connection between spout 13 and the slider 14, bull stick 3 drives the rotation of dead lever 2, and then change the angle of shining of light 6.
The control mode of the invention is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an improve lighting device and installation scheme of blackboard illuminance and illuminance degree of consistency, includes and places board (1), its characterized in that through the bolt fastening on the wall crown: two support plates (8) are vertically fixed on the bottom surface of the placing plate (1);
the right side face of the supporting plate (8) on the left side is movably connected with a fixing rod (2) through a bearing, the right side face of the supporting plate (8) on the right side is movably connected with a supporting rod (7) with one end vertically penetrating through and extending to the left side through the bearing, the right side face of the fixing rod (2) is provided with a connecting groove (12), the left side face of the supporting rod (7) is provided with a connecting hole (19), a rotating rod (3) is movably connected between the fixing rod (2) and the supporting rod (7), two ends of the rotating rod (3) respectively penetrate through and extend to the connecting bin (12) and the connecting hole (19), the peripheral wall of the rotating rod (3) is fixedly sleeved with a connecting rod (4), the bottom face of the connecting rod (4) is fixedly connected with a fixing plate (5), and the bottom face of the fixing plate (5) is fixedly provided with an illuminating lamp (6);
the inside of dead lever (2) is equipped with the slip subassembly, the inside of dead lever (2) is equipped with supporting component, place and be equipped with drive assembly on board (1).
2. The lighting device and the installation scheme for improving the illuminance and the uniformity of the illuminance on the blackboard according to claim 1, wherein: the rotating rod (3) is in clearance fit with the connecting hole (19), and the connecting groove (12) is a rectangular groove.
3. The lighting device and the installation scheme for improving the illuminance and the uniformity of the illuminance on the blackboard according to claim 1, wherein: the sliding assembly comprises a supporting block (15), the supporting block (15) is placed inside the connecting groove (12), sliding grooves (13) are formed in the inner top wall and the inner bottom wall of the fixing rod (2), sliding blocks (14) are connected to the sliding grooves (13) in a sliding mode, the sliding blocks (14) are fixedly connected with the top surface and the bottom surface of the supporting block (15) respectively, a fixing hole (18) is formed in the right side face of the supporting block (15), and one end, far away from the supporting rod (7), of the rotating rod (3) penetrates through and extends to the inside of the fixing hole (18).
4. A lighting device and mounting scheme for improving blackboard illumination and uniformity of illumination as recited in claim 3, wherein: the rotating rod (3) is in clearance fit with the fixed hole (18), and the two sliding grooves (13) are communicated with the connecting groove (12).
5. A lighting device and mounting scheme for improving blackboard illumination and uniformity of illumination as recited in claim 3, wherein: the supporting component comprises a telescopic rod (16), the telescopic rod (16) is vertically fixed on the inner wall of the left side of the fixing rod (2), the right side face of the telescopic rod (16) is fixedly connected with the supporting block (15), and a spring (17) fixedly connected with the fixing rod (2) and the supporting block (15) is sleeved on the outer peripheral wall of the telescopic rod (16).
6. The illumination device and the installation scheme for improving the illuminance and the uniformity of the illuminance on the blackboard according to claim 5, wherein: the telescopic rod 16 is composed of a sleeve bin and a moving rod, one end of the moving rod penetrates through and extends to the inside of the sleeve bin, a limiting block located inside the sleeve bin is fixedly connected to the outer side of the moving rod, a through hole matched with the moving rod is formed in one side of the sleeve bin, and the moving rod is prevented from being separated from the sleeve bin in the moving process by the aid of the limiting block.
7. The lighting device and the installation scheme for improving the illuminance and the uniformity of the illuminance on the blackboard according to claim 1, wherein: the right side inner wall vertical fixation of bracing piece (7) has fixed block (20), fixed slot (21) have been seted up to the right flank of bull stick (3), fixed block (20) run through and extend to the inside of fixed slot (21), fixed slot (21) are the rectangular channel.
8. The lighting device and the installation scheme for improving the illuminance and the uniformity of the illuminance on the blackboard according to claim 1, wherein: the driving assembly comprises a driving motor (11), the driving motor (11) is fixedly installed on the bottom surface of the placing plate (1), the driving motor (11) is located on the right side of the right side supporting plate (8), a driving bevel gear (10) is fixedly installed at the output end of the driving motor (11), and a driven bevel gear (9) meshed with the driving bevel gear (10) is fixedly installed on the outer peripheral wall of the rotating rod (3).
9. A lighting device and installation scheme for improving blackboard illumination and illumination uniformity according to any one of claims 1 to 8, wherein the installation scheme comprises the following steps:
the method comprises the following steps: fixedly mounting the placing plate (1) on a wall surface through bolts;
step two: one end of the rotating rod (3) is inserted into the connecting groove (12), the rotating rod (3) is pushed to extrude the supporting component, so that the supporting component contracts, and the rotating rod (3) moves under the action of the sliding component;
step three: when the other end of the rotating rod (3) enters the connecting hole (19), the rotating rod (3) is pushed to move under the action of the supporting component, so that the fixing block (20) enters the fixing groove (21) to fix the rotating rod (3);
step four: and starting the driving assembly, rotating the rotating rod (3) to turn over through the driving assembly, and adjusting the illumination angle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210735989.5A CN115183182B (en) | 2022-06-27 | 2022-06-27 | Lighting device for improving illumination and illumination uniformity of blackboard and mounting scheme |
Applications Claiming Priority (1)
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CN202210735989.5A CN115183182B (en) | 2022-06-27 | 2022-06-27 | Lighting device for improving illumination and illumination uniformity of blackboard and mounting scheme |
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CN115183182A true CN115183182A (en) | 2022-10-14 |
CN115183182B CN115183182B (en) | 2023-09-12 |
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US20080112171A1 (en) * | 2006-11-14 | 2008-05-15 | Focal Point, L.L.C. | Recessed Luminaire |
CN209782570U (en) * | 2019-04-25 | 2019-12-13 | 天津浩清节能科技有限公司 | LED device convenient to adjust and shine angle and scope |
CN210717227U (en) * | 2019-10-09 | 2020-06-09 | 中山市宏浦光电科技有限公司 | Blackboard lamp |
CN211526192U (en) * | 2020-03-11 | 2020-09-18 | 四川创泽环保设备有限公司 | Classroom illuminating lamp capable of protecting eyes |
CN212510725U (en) * | 2020-07-16 | 2021-02-09 | 南京康航富天环保科技有限公司 | LED blackboard lamp of easily installing |
CN215523009U (en) * | 2021-07-20 | 2022-01-14 | 无锡欣马智慧科技有限公司 | Blackboard lamp for intelligent classroom |
-
2022
- 2022-06-27 CN CN202210735989.5A patent/CN115183182B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080112171A1 (en) * | 2006-11-14 | 2008-05-15 | Focal Point, L.L.C. | Recessed Luminaire |
CN209782570U (en) * | 2019-04-25 | 2019-12-13 | 天津浩清节能科技有限公司 | LED device convenient to adjust and shine angle and scope |
CN210717227U (en) * | 2019-10-09 | 2020-06-09 | 中山市宏浦光电科技有限公司 | Blackboard lamp |
CN211526192U (en) * | 2020-03-11 | 2020-09-18 | 四川创泽环保设备有限公司 | Classroom illuminating lamp capable of protecting eyes |
CN212510725U (en) * | 2020-07-16 | 2021-02-09 | 南京康航富天环保科技有限公司 | LED blackboard lamp of easily installing |
CN215523009U (en) * | 2021-07-20 | 2022-01-14 | 无锡欣马智慧科技有限公司 | Blackboard lamp for intelligent classroom |
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Effective date of registration: 20240104 Address after: Room 1702-2, Building 1, Lejiahui Business Plaza, High tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou senyao Lighting Technology Co.,Ltd. Address before: 215000 rooms 709, 711, 713 and 715, floor 7, No. 88, Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU URBAN-LED TECHNOLOGY Co.,Ltd. |